Search Results — 2000 specimen records retrieved (1884 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR63918  Abies concolor Frank C. Vasek 1976-7-4 760704- 01 Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1829 Comment
  CAS-BOT-BC229356  Abronia villosa Roxana S. Ferris 1918-6-14 966 Riverside In desert at Palm Springs Comment
  HSC16147  Abronia villosa C. E. Fellows 1965-4-15 58 Riverside Just inside N city limits, Palm Springs, on Hwy. 111 Comment
  POM294293  Abronia villosa Lyman Benson 1949-3-28 13582 Riverside Santa Rosa Mt Range, 1 mile N toward Palm Springs from E end of Pines to Palm Highway 91 Comment
  SFV4378  Abronia villosa F. M. Ball 1964-1-4 s. n. 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
  SEINET11941844  Abronia villosa J. F. Bright, Wyman, C. 1933-1 8049 Riverside In desert near Palm Springs Comment
  GMDRC5052  Abronia villosa var. aurita J. Andre, G. L. Clifton 2011-2-22 17473 Riverside Coachella Valley: N. Palm Springs approx. 0.3 mi. north of Hwy 111, growing in vacant lot at corner of San Rafael and Virginia Street 189 Comment
  POM310385  Abronia villosa var. aurita Margaret Hardinge 1946-4-15 247 Riverside Just east of Banning along hwy. Drainage area: Salton Sea. 701 Comment
  RSA461188  Abronia villosa var. aurita Elizabeth A. White 1928-04 s.n. Riverside Colorado desert near Banning. Comment
  RSA461194  Abronia villosa var. aurita Gale Sphon 1955-5-15 s.n. Riverside 5 miles north of Cathedral City. Comment
  UC1234717  Abronia villosa var. aurita Philip A. Munz 1957-6-6 22731 Riverside 2 mi n Alberhill; Temescal Canyon Comment
  UCR117090  Abronia villosa var. aurita A. C. Sanders, T. B. Salvato 2001-5-16 24296 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
  UCR94253  Abronia villosa var. aurita Scott D. White 1996-4-14 3913 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
  CAS-BOT-BC489834  Abronia villosa var. villosa Naomi Fraga; Sarah J. De Groot; Lisa Rojas; Leland Lubinsky 2005-2-10 1420 Riverside Colorado Desert: Northeastern Colorado Desert region, along Palen Rd near Hwy 177 170 Comment
  RSA727392  Acacia greggii Naomi Fraga, Lisa Rojas 2005-2-10 1381 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  JEPS30722  Acamptopappus sphaerocephalus var. sphaerocephalus Peter H. Raven 1962-4-7 17112 Riverside 1.5 mi n, in Whitewater Wash U.S. Highway 70--99; Whitewater Wash Comment
  UC729968  Acamptopappus sphaerocephalus var. sphaerocephalus Carl B. Wolf 1932-5-25 3681 Riverside on road to Snow Creek Canyon San Gorgonia Wash Comment
  CLARK-A1528-1375  Acer negundo subsp. californicum John C. Roos 1952-6-25 5790 Riverside Fairmont Park Comment
  UCR34912  Achillea millefolium L. B. Ziegler 1968-6-12 313 Riverside San Jacinto Mtns, Thomas Mtn 1951 Comment
  RSA494351  Achnatherum coronatum 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
  CAS-BOT-BC260439  Achnatherum hymenoides E. E. Schellenger 1911-4-24 s.n. Riverside Colorado Desert. S of Palm Springs Comment
  RSA0065641  Achnatherum hymenoides Cheryl Sevilla, Sarah J. De Groot 2015-3-17 35 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; in the Whitewater river drainage 0.38 air miles northwest of the Whitewater Preserve Ranger Station. 687 Comment
  SBBG644  Achnatherum hymenoides H. and M. Dearing 1942-3-7 4816 Riverside Whitewater Comment
  CAS-BOT-BC216888  Achnatherum occidentale Ralph Hoffman 1929-9-8 s.n. Riverside Mount San Jacinto [San Jacinto Mountains] 2133 Comment
  CAS-BOT-BC218630  Achnatherum occidentale subsp. pubescens Ralph Hoffman 1929-9-7 s.n. Riverside Strawberry Valley, Mt. San Jacinto 1645 Comment
  JOTR00871  Achnatherum speciosum Sipe, Frank 1958-3-9 234 Riverside Joshua Tree National Park. HIDDEN VALLEY 1249 Comment
  RSA423498B  Achyronychia cooperi Robert L. Dressler 1949-3-19 387 Riverside Box Canyon, Orocopia Mts. Comment
  UCD103974  Acmispon argophyllus Gordon Pilone 1961-3-1 92 Riverside White Water Canyon, 1/2 mile below Fish Hatchery. 457 Comment
  CAS-BOT-BC204876  Acmispon argyraeus var. argyraeus Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  SDSU13331  Acmispon glaber var. brevialatus Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU) 2000-4-1 28 Riverside Base of road leading down to the Santa Margrita River from the north site of the Santa Margarita Ecological Reserve (SDSU). 239 Comment
  JOTR35433  Acmispon heermannii var. heermannii Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows, J. Hoines 2013-4-24 39 Riverside Joshua Tree National Park. Little San Bernardino Mtns; foothillls SW of Quail Mtn and W of Juniper Flats. (stop1) 1499 Comment
  SBBG67437  Acmispon nevadensis var. davidsonii R. Hoffmann 1929-9-11 Riverside Thomas Valley Comment
  UCSB45964  Acmispon rigidus Roos, John 1966-2-12 Riverside Chuckwalla Mtns., 2 1/2 miles SE of Desert Center Comment
  JOTR35088  Acmispon strigosus La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3539 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with metasedimentary rocks; exposed ridge with rocky outcrops Comment
  SFV17338  Acmispon strigosus J. N. Hogue, J. D. Dilley 1998-4-23 108 .21 Riverside Chuckwalla Mountains. Corn Springs Wash at Corn Spring. 488 Comment
  UCR245229  Acmispon strigosus Jim Andre 2012-3-19 21317 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  UCR21960  Acourtia microcephala Steve Boyd 1980-7-6 318 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  JOTR30682  Adenophyllum porophylloides La Doux, Tasha, Jim Andre 2008-9-13 271 Riverside Joshua Tree National Park. At the base of NW end of Belle Mountain at Pinto Wye Maintenance service area 1103 Comment
  HSC47358  Adenostoma fasciculatum Richard Spjut, C. E. Edson 1978-4-24 4951 Riverside Along Hwy. 71 between jct. of Hwy. 74 and Anza in San Jacinto Mtns. 1372 Comment
  UCR135844  Adenostoma fasciculatum A. C. Sanders 2004-4-20 27533 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
  HSC47360  Adenostoma sparsifolium Richard Spjut, C. E. Edson 1978-4-24 4950 Riverside Along Hwy. 71 between jct. of Hwy. 74 and Anza in San Jacinto Mtns. 1372 Comment
  RSA453180  Adenostoma sparsifolium E. C. Jaeger 1923-6-6 s.n. Riverside East-slope San Jacinto Mountains 1585 Comment
  SD84929  Adenostoma sparsifolium Nancy Ryan Zabriskie, Walter Zabriskie 1971-8-20 430 Riverside North side of canyon ca. 350 yds above 1st turnout, east side of Santa Rosa Mt. Rd. south of Hwy 74, Palm Canyon drainage, Santa Rosa Mts. 1524 Comment
  UC1127730  Adenostoma sparsifolium A. E. Wieslander 1936-8-28 677 Riverside ridge n. of South Fork of San Jacinto R.; San Bernardino Nat'l Forest, San Jacinto Quad. Comment
  UC12018  Adenostoma sparsifolium H. M. Hall Aug. 1901 2638 Riverside vicinity of Chalk Hill; San Jacinto Mts. 1402 Comment
  UCD112515  Adenostoma sparsifolium Donald Myrick 1964-4-29 810 Riverside Palms Highway 74, 15 miles E of Hemet. 1219 Comment
  CAS-BOT-BC138791  Agrostis scabra Scott White 1996-8-1 4433 Riverside San Jacinto Mountains. Idyllwild area. Highway 243 at Deer Springs trailhead and adjacent area. 1828 Comment
  UCD53295  Agrostis scabra August L. Hormay 1932-8-8 s.n. Riverside Tahquitz Valley. Comment
Read comments
Aug 13 2006
  CDA23223  Allenrolfea occidentalis T. C. Fuller 1962-10-3 9708 Riverside Highway 95 to Blythe, 1.7 miles south of Palo Verde Dam Road. 0 Comment
  POM14992  Allenrolfea occidentalis Mary F. Spencer 1920-3-15 s.n. Riverside Mecca, Colorado Desert. -48 Comment
  RSA0026136  Allionia incarnata Deidre Conocchioli, Caitlin Elam 2013-10-2 76 Riverside SW of Bristol Mtns Wilderness Area. From Blythe, head northwest on the Mildland-Rice Rd for 9.6 miles. Turn right onto unmarked BLM Rd and follow NE for 1.6 miles to collection site. 307 Comment
  CAS-BOT-BC464447  Allium burlewii Edmund C. Jaeger 1922-6-21 s.n. Riverside Caramba, Tacquitz creek,San Jacinto Mts. 1828 Comment
  RSA262115  Allium haematochiton E. W. Lathrop 1971-3-24 7487 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. 1220 Comment
  RSA359531  Allium haematochiton Steve Boyd 1986-3-9 1395 Riverside Temescal Canyon: Terrace escarpments between Indian Truck Trail and Horsethief Wash. 367 Comment
  RSA366463  Allium haematochiton M. B. Dunkle 1935-3-10 4360 Riverside Glen Ivy. Comment
  CAS-BOT-BC132013  Allium munzii Steve Boyd 1986-4-22 1781 Riverside Gavilan Hills: Summit of Estelle Mt. 841 Comment
  RSA348948  Allium munzii Steve Boyd 1986-4-22 1778 Riverside Gavilan Hills: E edge of plateau remnant on ridge E of Estelle Mt., S of Dawson Canyon 671 Comment
  RSA747571  Allium munzii Michael Honer 2003-4-11 1822 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. Appx. 600 m NE and downslope of peak 2349 . 640 Comment
  UCR156477  Allium munzii Jason L. Hlebakos 2005-5-3 618 Riverside Santa Ana Mtns, Open slope east and downslope from Elsinore Peak 1049 Comment
  JOTR35461  Allium parishii Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 64 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats (stop4) Comment
  SEINET3880032  Allium parryi Bonnie C. Templeton 1920-4-15 1477 Riverside Near Gacilau Peak. W of Perris.; 0 400 Comment
Read comments
Jul 8 2015
  RSA765054  Allium peninsulare var. peninsulare Doris Bowers 1972-4-15 1846 Riverside Pulgas Creek Wash mouth, Rancho California 396 Comment
  UCR1596  Allium praecox David L. Davis 1962-4-15 25 Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, Sycamore Canyon, c. 1.5 mi south of Pennsylvania [=Martin Luther King] Ave., 0.5 mi east of Canyon Crest Drive 366 Comment
  POM9292  Allium praecox Philip A. Munz, R. D. Harwood 1920-3-20 3366 Riverside 5 miles S of Corona. 305 Comment
  CDA7116  Allium subhirsutum A. C. Sanders 1998-4-12 21752 Riverside Yard of residence at 5081 Magnolia Ave, corner of Chapman Place, Riverside. Comment
  UCR65300  Allophyllum glutinosum Steve Boyd, T. S. Ross, K. A. Boyd 1989-6-24 3747 Riverside Peninsular Range, Vail Lake area, along road, near summit of 'Little' Oak Mtn. 628 Comment
  CAS-BOT-BC170132  Alnus rhombifolia Carl B. Wolf 1932-5-24 3649 Riverside N base of San jacinto Mts., Snow Creek Canyon, 1/2 mi below Fish Hatchery 548 Comment
  SD217239  Alnus rhombifolia Steve Boyd, Tim Ross and Orlando Mistretta 1992-2-2 6653 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness of the Cleveland National Forest; lower half of Tenaja Canyon, especially about Fishermans Camp. Comment
  RSA482217  Alopecurus aequalis Richard Noyes, L. Arnseth 1988-9-11 737 Riverside San Jacinto Mountains: Lake Fulmor, 6 air miles northwest of Idyllwild. 1616 Comment
  UCR60528  Alopecurus saccatus R. F. Thorne 1973-5-23 43848 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  JOTR35202  Amaranthus albus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3270 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
  UCR39351  Amaranthus arenicola A. C. Sanders 1985-8-24 5949 Riverside lower Coachella Valley, near Oasis, Hwy 195, c. 1/2 mi. north of intersection with Hwy. 186 52 Comment
  JOTR35008  Amaranthus fimbriatus La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3110 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  POM307317  Amaranthus fimbriatus Henry J. Ramsey, Henry J. Ramsey 1939-10-1 2222 Riverside East of Indio. Comment
  RSA737434  Amaranthus palmeri Justin M. Wood 2008-8-31 122 Riverside Romoland, 1/4 mile S of Ethanac Rd. between San Jacinto Rd. and Palomar Rd. just south of railroad tracks. 442 Comment
  UCR178040  Ambrosia acanthicarpa Scott D. White 2003-9-9 9826 Riverside San Jacinto Mtns, Pine Cove area, Dutch Flat 1753 Comment
  UCR239599  Ambrosia acanthicarpa O. F. Clarke 2004-5-26 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR119409  Ambrosia confertiflora Mitch Provance 1998-6-20 752 Riverside Jurupa Mountains, Glen Avon Heights, on the north side of Conning St. (dirt road portion traversing from W to E), which lies between Campbell St. and Lindsay St. 262 Comment
  JOTR31948  Ambrosia dumosa La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2186 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky drainages feeding into southwest Pinkham Wash Comment
  RSA608585  Ambrosia dumosa R. S. Woglum 1939-4-11 2207 Riverside Sonora Desert: Desert Center. Comment
  RSA780229  Ambrosia dumosa Stephanie Rockwood, Christi Gabriel 2011-10-12 107 Riverside East side of the West Riverside Mountains. Highway 62 to NS857 (Radio Tower Road) to NS 853 to 7 Wash Road. Vidal Valley. 348 Comment
  RSA796102  Ambrosia dumosa Duncan S. Bell 2009-4-20 318 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  UC1979837  Ambrosia dumosa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 946 Riverside Mojave Desert; East Mojave Desert region: Wash crossing Midland Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains. Comment
  UCR244301  Ambrosia dumosa Jim Andre 2012-4-15 20858 Riverside Sonoran (Colorado) Desert, west end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10 395 Comment
  UC111300  Ambrosia ilicifolia E. E. Schellenger c. 1912 4 Riverside Santa Maria Mts.; Colorado Desert Comment
  RSA603204  Ambrosia pumila Steve Boyd 1997-7-22 10017 Riverside Gavilan Hills region: Warm Springs Valley northwest of Lake Elsinore, about Alberhill Creek at the head of Walker Canyon near Durant Siding, southeast base of Alberhill Mountain along Nichols Road, 0.2 miles southwest of junction with Collier Avenue. 381 Comment
Read comments
Jun 10 2015
  UCR100498  Ambrosia pumila D. E. Bramlet 1997-7-18 2575 Riverside Elsinore Valley, Nichols Road Wetlands Area, c. 7.5 m NW of Nichols Road and 91 m west of Alberhill Creek; c. 366 m SW of the I-15 Fwy. Comment
  LA26682  Ambrosia salsola William Shapeero; 1954-4-28 sn Riverside Joshua Tree National Monument Comment
  RSA788982  Ambrosia salsola Aaron C. Sedgwick, David Fraker 2012-3-28 24 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  SEINET2052892 Image available Ambrosia salsola Bruce A. Beebe 1970-5-9 33 Riverside Cabazon area, 0.6 mile N. on S. Cal. Edison road no. V13 from turn-off with Apache Trail Road. 609 Comment
  UC576463  Ambrosia salsola Edith A. Purer 1935-4-19 6360 Riverside along old stage route, Colorado Desert Colorado Desert Comment
  UCR227182  Ambrosia salsola Jim Andre 2011-2-9 15934 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  SEINET10797877  Ambrosia salsola var. pentalepis David B. Dunn, A. Folsom 1948-6-17 Dunn 3800 Riverside By quad 2. At camp in Pushawalla Canyon under palms. Desert dry wash. Indio Hills, Colorado Desert. Comment
  SBBG54477  Ambrosia salsola var. salsola L. R. Abrams 1941-4-24 13935 Riverside near Cabazon, San Gorgonio Pass Comment
  UCSB24500  Ambrosia salsola var. salsola McMinn, Howard 1935-6-27 Riverside Palm Canyon Region Comment
  POM13099  Amelanchier utahensis I. M. Johnston 1922-5-20 5488 Riverside Kenworthy 1418 Comment
  RSA125778  Amorpha fruticosa Kay H. Beach 1942-10-22 1672 Riverside Along wash 3 miles on the road to Reche canyon from the junction of Redlands blvd. and Locust street. North of Moreno. Comment
  RSA606084  Amorpha fruticosa R. S. Woglum 1941-5-14 3039 a Riverside Peninsular Ranges / Sonoran Desert transition: Coyote Canyon. Comment
  UC597728  Amorpha fruticosa Philip A. Munz 1937-5-30 15111 Riverside Dos Palmos Spring Santa Rosa Mts. (n end of mts.) 1097 Comment
  UC1537695  Amsinckia intermedia Gordon H. True Jr. 1936-2-22 10 Riverside Mockingbird Canyon 457 Comment
  UCR174451  Amsinckia intermedia A. C. Sanders 2006-5-11 32262 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  UCR228885  Amsinckia intermedia A. C. Sanders 2011-4-6 39006 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
  RSA0089612  Amsinckia intermedia Ora M. Clark 1929-4-6 1939 Riverside S. San Jacinto. Comment
  RSA346792  Amsinckia menziesii R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54066 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  UCR117406  Amsinckia menziesii A. C. Sanders, Carolyn Washburn 2001-5-10 24228 Riverside Perris-Aguanga Basin region, S of Hemet near North Domenigoni Hills, Domenigoni Parkway at MWD Canal 451 Comment
  UCR49254  Amsinckia menziesii Steve Boyd 1986-3-9 1392 Riverside Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 488 Comment
  SEINET9296725  Amsinckia tessellata Unknown 1976-5-3 Riverside Red Mountain Road. Comment
  UCR11338  Amsinckia tessellata John M. Spencer 1971-4-16 s.n. Riverside Sonoran (Colorado) Desert, Joshua Tree National Monument [now Park], 1 mi. north of Cottonwood Spring campground & Ranger Station [via Pinto Basin Rd.] 956 Comment
  UCR72187  Amsinckia tessellata Theo Glenn 1992-3-31 92 9 Riverside Sonoran (Colorado) Desert, north side Eagle Mts, Storm Jade Mine 671 Comment
  SFV21964  Amsinckia tessellata var. tessellata J. N. Hogue 2011-3-27 376 .2 Riverside Colorado Desert Chuckwalla Mountains. Corn Springs Wash at Corn Springs. 490 Comment
  UC1095300  Amsinckia tessellata var. tessellata Peter H. Raven, D. Kyhos 1957-2-15 11572 Riverside Corn Springs; Chuckawalla Mountains Comment
  RSA593798  Androsace elongata subsp. acuta Jeri Hirshberg 1995-5-19 273 A Riverside San Jacinto Mountains, Garner Valley. Comment
  SDSU13503  Anemopsis californica W. Miller with C. Mosse 1972-7-20 Riverside West of R.C. Weather Station. Comment
  UC218084  Antennaria rosea P. A. Munz 1922-9-7 6403 Riverside Tamarack Valley San Jacinto Mts., Tamarack Valley 2804 Comment
  UCR96889  Anthemis cotula Scott D. White 1993-4-30 1312 Riverside San Jacinto Valley, Near intersection of Warren Rd. and Stetson Ave. 458 Comment
  JEPS5310  Antirrhinum filipes Marjorie D. Clary 1932-3-15 779 Riverside sw of Coachella; Colorado Desert, Santa Rosa Mts. 152 Comment
  POM98994  Antirrhinum filipes E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mts, eastern Riverside Co. 610 Comment
  UCR124219  Antirrhinum nuttallianum S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  UCR83328  Antirrhinum nuttallianum A. C. Sanders 1994-5-15 14492 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the E bank of the Santa Ana River 400 Comment
  RSA577518  Aphanes occidentalis D. L. Banks, Steve D. Boyd 1995-2-16 0046 A Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., on the Dripping Springs Alcove, E of the Woodchuck Trail. 720 Comment
  RSA356759  Apiastrum angustifolium R. F. Thorne 1973-5-23 45534 Riverside Santa Rosa Plateau-Mesa De Colorado 609 Comment
  SD137929  Apiastrum angustifolium Darin L. Banks, Steve Boyd 1995-4-5 154 Riverside Cleveland National Forest, Agua Tibia Wilderness Area; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove. 505 Comment
  RSA395891  Apium graveolens Steve Boyd 1986-4-22 1728 Riverside Temescal Canyon: Walker Canyon area, where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills. Comment
  RSA629381  Arctostaphylos glandulosa Jon E. Keeley 1992-4-17 15085 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  UCR273479  Arctostaphylos glandulosa A. C. Sanders, Glen Morrison 2016-8-4 42604 Riverside Peninsular Range; Santa Ana Mountains, South Main Divide Road, near Elsinore Peak, 0.35 km by road south of road junction to Elsinore Peak towers 998 Comment
  SEINET11994916  Arctostaphylos glandulosa W. Knight, Knight, I. 1985-1 6063 Riverside between Idyllwild & Banning on Hwy 243 between Vista Grande Forest Station & Hurley Flats Rd 1463 Comment
  CAS-BOT-BC24913  Arctostaphylos glandulosa subsp. adamsii Nancy Ryan Zabriskie; Walter Zabriskie 1970-3-25 259 Riverside c. 5 mi. up Santa Rosa Mountain road from State Highway 74. 1524 Comment
  RSA629365  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-16 16820 Riverside Hwy 234, 3 km N of Hwy 74, San Jacinto Mtns. 1520 Comment
  POM254924  Arctostaphylos glandulosa subsp. zacaensis W. Pequegnat 1940-4-12 s.n. Riverside Main Divide Road, east of Los Pinos Peak, Santa Ana Mts. Comment
  UC21899  Arctostaphylos glandulosa subsp. zacaensis W. L. Jepson May 17 1901-Jun 1 1901 1289 Riverside s side San Jacinto Mts. 1584 Comment
  HSC47418  Arctostaphylos glauca Richard Spjut, C. E. Edson 1978-5-5 5018 Riverside W margins of Colorado Desert, along Hwy. 74, W of Palm Desert in the San Jacinto Mtns. 915 Comment
  POM367319  Arctostaphylos glauca Richard C. Barkelew, Mark Morris 1929-3-10 s.n. Riverside Indian Canyon , San Jacinto Mts Comment
  RSA631724  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19287 Riverside Highway 79, at Radec. 580 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
  RSA631837  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15063 Riverside Highway 79, 3 km east of Temecula Creek. 550 Comment
  SBBG21961  Arctostaphylos glauca R. F. Thorne with J. Olmstead 1963-7-26 32817 Riverside Trabuco District, Cleveland Nat Forest 304 Comment
  SEINET12524588 Image available Arctostaphylos glauca M. F. Buell, Helen F. Buell 1961-1 s.n. Riverside Hidden valley, JoshuaTree National monument. 1341 Comment
  RSA633724  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16627 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA633744  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22524 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  UC21884  Arctostaphylos patula H. M. Hall 1901-6 2312 Riverside near Tahquitz; San Jacinto Mountains 2286 Comment
  RSA635598  Arctostaphylos peninsularis subsp. peninsularis Jon E. Keeley 1992-7-17 16760 Riverside Road to Thomas Mtn. (5S15), 1.8 km south of Toolbox Spring, west of Garner Valley, San Jacinto Mountains. 1785 Comment
  CAS-BOT-BC44355  Arctostaphylos pringlei Jennifer H. Jones; Thi (Teresa) Bui; Holly Summers 2006-5-31 355 Riverside Peninsular Ranges; San Jacinto Mtns.: Parking lot and stream below parking lot on CA Hwy 243 1615 Comment
  SBBG5480  Arctostaphylos pringlei subsp. drupacea M. Van Rensselaer 1937-7-23 Riverside San Jacinto Mtns 1859 Comment
  UC1375313  Arctostaphylos pringlei subsp. drupacea Larry E. DeBuhr 1972-3-24 531 Riverside along Forest Road 7SO2 Santa Rosa Mts., San Bernardino National Forest 2103 Comment
  UCR129656  Arctostaphylos pringlei subsp. drupacea Larry E. DeBuhr 1972-3-23 531 Riverside Santa Rosa Mtns., San Bernardino National Forest, along forest road 7S02 2104 Comment
  RSA1387  Arctostaphylos rainbowensis J. T. Howell 1928-7-9 399 Riverside Temecula Grade, 4 miles S of Temecula. 396 Comment
  RSA636158  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18814 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  UCR209396  Arctostaphylos rainbowensis Fred M. Roberts 2007-4-13 6515 Riverside Santa Ana Mountains, south of Mesa de Colorado on the Santa Rosa Plateau, northwest corner of El Calamar Road and Via Escalon, 1.6 km west-northwest of the summit of Mesa de La Punta 536 Comment
  UCR84580  Arctostaphylos rainbowensis Steve Boyd 1994-10-14 8380 Riverside Southern Santa Ana Mtns., San Mateo Canyon Wilderness Area of the Cleveland National Forest. Fisherman's Camp Trail (7S02) from Wildomar Road (7S01) W into Tenaja Canyon at its confluence with San Mateo Canyon, Fisherman's Camp 341 Comment
  RSA752790  Arenaria macradenia Scott D. White, Justin M. Wood 2009-5-21 12856 Riverside San Jacinto Mountains: Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  UCR109555  Argemone munita R. D. Goeden, Don W. Ricker 1981-3-11 s.n. Riverside Sonoran (Colorado) Desert, Bradshaw Trail along Salt Creek, east of Salton Sea, c. 3 mi. east of Coachella Canal 152 Comment
  RSA0046705  Argythamnia claryana Jim Andre 2014-1-27 26651 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
  SEINET3164528  Argythamnia serrata S. B. Parish 1907-4-16 6131 Riverside western borders of the Colorado Desert 360 Comment
  RSA704541  Aristida adscensionis LeRoy Gross 2005-3-3 1581 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  UCR260219  Aristida adscensionis A. C. Sanders, Jim Malusa 2015-3-10 41379 Riverside Sonoran (Colorado) Desert, north end of Chocolate Mountains, Tabaseca Tank, US Navy Chocolate Mountains Aerial Gunnery Range 610 Comment
  RSA654176  Aristida divaricata A. C. Sanders, Steve Boyd, Mitch Provance, J. Ross 1998-10-25 22284 Riverside San Jacinto Mtns.: Pine Meadow along Hwy 74 in Garner Valley (eastern), 1 mi. NW of Hwy 371 junction to Anza 1441 Comment
  UCR216682  Aristida purpurea Tasha La Doux, Jim Andre 2009-3-10 386 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood 542 Comment
  JOTR29572  Aristida purpurea var. fendleriana Andre, Jim 2006-4-6 6686 Riverside Joshua Tree National Park. Pinto basin, approx. 400 m S of Pinto Basin Rd (paved), 3 mi. SE of Twin Tanks 1023 Comment
  CAS-BOT-BC137529  Aristida purpurea var. nealleyi Carl B. Wolf 1932-5-24 3640 Riverside North base of San Jacinto Mountains. Snow Creek Canyon. 0.5 mile below Fish Hatchery. 548 Comment
  UCR2168  Aristida ternipes var. gentilis F. M. Reed 1906-7-8 1128 Riverside Santa Ana River Valley, sand hills west of Pedley [RR] Station 213 Comment
  POM10299  Artemisia douglasiana Anonymous 1903-09 3 Riverside Riverside. Comment
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Apr 7 2011
  UCR34914  Artemisia douglasiana L. B. Ziegler 1967-9-18 245 Riverside San Jacinto Mtns, Bautista Canyon 673 Comment
  POM266370  Artemisia dracunculus J. C. Roos 1937-8-17 1615 Riverside San Jacinto. Comment
  JEPS37034  Artemisia ludoviciana subsp. ludoviciana Carl V. Meyer 1928-7-30 573 Riverside Saunders Meadow San Jacinto Mts., Saunders Meadow (dry edge of meadow on n slope) 1676 Comment
  RSA496476  Asclepias californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-31 3095 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, W of Woodchuck Rd. 488 Comment
  CSUSB90  Asclepias eriocarpa Morse 1974-7-15 S. N. Riverside San Jacinto Mountains 0.5 mile east of Garner Ranch Entrance on Highway 74 1371 Comment
  RSA588137  Asclepias erosa D. L. Banks, S. D. Boyd 1995-6-27 739 Riverside NW Palomar Mountains; Agua Tibia Mountains; Along the Crosley Road, N of the junction between the Cutca Road; N of the Devils Hole area, N of the Forest Boundary. N of the first gate along the road approximately 1/2 mile from Hwy 79. 518 Comment
  UCR16093  Asclepias subulata 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
  UCR96185  Asclepias subulata B. G. Pitzer 1996-11-9 2927 Riverside Sonoran (Colorado) Desert, Orocopia Mtns: Bob's Cabin, c. 4 road mi. north of Salt Creek Road (on SR211) & 4.5 air mi. south of the W end of Hayfield Lake. 610 Comment
  POM96855  Asclepias subulata P. A. Munz 1926-1-1 10818 Riverside Thousand Palms, Riverside County. Comment
  UCR34105  Asparagus officinalis Lance F. Howard 1984-5-28 37 Riverside San Bernardino Valley Region, Riverside, Fairmount Park, 40 m from Dexter Street, west of Lake Evans, 5 m from the maintenance road 239 Comment
  CHSC8463  Astragalus Edward Laidlaw Smith 1958-3-22 397 Riverside Sand dunes 3 mi. s. Rice. Little Santa Maria Mt. Range. Colorado River drainage area. 335 Comment
  UC217914  Astragalus aridus P. A. Munz, D. Keck 1922-4-8 4739 Riverside Mecca , Mecca (Colo. Desert) -30 Comment
  UCR75057  Astragalus aridus A. C. Sanders, E. J. Lawlor 1992-4-3 12084 Riverside Sonoran (Colorado) Desert, 0.2 mi north of Hwy I-10 at the Wiley Well Rest Stop, c. 31 mi east of Desert Center. 122 Comment
  JOTR32189  Astragalus bernardinus Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  CAS-BOT-BC177722  Astragalus crotalariae Annie M. Alexander; Louise Kellogg 1941-3-2 1881 Riverside Roadside 5 miles south of Valerie Comment
  CAS-BOT-BC177735  Astragalus crotalariae John Thomas Howell 1928-3-25 3549 Riverside Indio, Colorado Desert Comment
  SBBG87357  Astragalus douglasii D. Charlton 1988-5-21 1918 Riverside Thomas Mtn Rd from N to S, W of Garner Valley and S of Lake Hemet on Hwy 74 1524 Comment
  CAS-BOT-BC178440  Astragalus douglasii var. parishii Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild. Comment
  SEINET3132644  Astragalus douglasii var. parishii R. W. Spellenberg, D. Jackson 1972-5-19 2823 Riverside 3.8 mi SE of Lake Hemet, along California State Hwy 74 1402 Comment
  UC218254  Astragalus douglasii var. parishii P. A. Munz 1922-6-29 5895 Riverside Santa Rosa , Santa Rosa (Santa Rosa Mts.) 2011 Comment
  UC597637  Astragalus filipes Philip A. Munz 1937-5-31 15125 Riverside Kenworthy , Kenworthy (San Jacinto Mts.) 1371 Comment
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Mar 25 2011
  CAS-BOT-BC187113  Astragalus lentiginosus var. borreganus F. H. Billings 1926-2-28 2 Riverside Colorado Desert Comment
  POM24940  Astragalus lentiginosus var. coachellae H. M. Hall 1905-4-14 5757 Riverside Whitewater, on the Colorado Desert. 240 Comment
  RSA0029319  Astragalus lentiginosus var. variabilis Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4692 -D 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
  JEPS54762  Astragalus nuttallianus F. W. Peirson 1922-4-9 584 Riverside foot of Murray Canyon e base Mt. San Jacinto, Palm Sprs, Murray Canyon (Palm Sprs., e base Mt. San Jacinto) Comment
  UC862962  Astragalus nuttallianus var. imperfectus C. L. Hitchcock 1940-4-3 5935 Riverside along 29 Palms Road 1 1/2 mi ne Cottonwood Spring (Joshua Tree National Monument); , ne of Cottonwood Spring Comment
  RSA415638  Astragalus palmeri N. R. Zabriskie, Walter M. Zabriskie 1972-4-9 513 Riverside NW of road above Riv 72, 81.72 marker, Deep Canyon drainage, Santa Rosa Mts. 1220 Comment
  SBBG3267  Astragalus palmeri H. and M. Dearing -- Riverside Palms to Pines Hwy Comment
  CAS-BOT-BC194130  Astragalus pomonensis Peter H. Raven; Sidney R. Snow 1956-7-6 9656 Riverside 0.3 miles from U.W. Highway 60 on State Highway 79 on route to Gilman Hot Springs Comment
  RSA234088  Astragalus pomonensis R. F. Thorne 1969-6-6 39336 Riverside Santa Rosa Plateau: Ranch California; along small stream. 610 Comment
  CAS-BOT-BC193173  Astragalus sabulonum Ira L. Wiggins 1938-3-19 8901 Riverside Colorado Desert 25 mi. W. of Blythe Comment
  JOTR35473  Astragalus tricarinatus Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 76 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats 1463 Comment
  CHSC35469  Athysanus pusillus James Henrickson 1973-3-18 8593 Riverside 16 (air) miles E of Temecula, 2.9 miles E of Aguanga along Hwy 71. 822 Comment
  RSA0086760  Athysanus pusillus R. G. Swinney 1967-5-26 11729 Riverside Snow Creek. 335 Comment
  JOTR34391  Atrichoseris platyphylla Andre, Jim 2012-4-16 20918 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
  RSA777775  Atrichoseris platyphylla Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy, Naomi Fraga 2011-3-17 761 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  UCR180227  Atrichoseris platyphylla Scott D. White, Pam Devries 2006-3-14 11254 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
  UCR41750  Atrichoseris platyphylla A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6047 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, west side of the Chuckwalla Mtns., 6 mi. south of Hwy I-10 on gasline road; 1/2 mi. NW of Model Mine 520 Comment
  POM305642  Atriplex Henry J. Ramsey, Henry J. Ramsey 1937-3-2 857 Riverside Desert center, Mojave Desert Comment
  RSA452447  Atriplex canescens H. de Faust 1932-8-27 s.n. Riverside Desert side of Beaumont- Banning Pass. Beyond Cabazon. Comment
  JOTR34468  Atriplex canescens subsp. canescens La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3157 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring 914 Comment
  UCR14449  Atriplex coronata var. notatior O. F. Clarke, Jeanine Derby 1974-6-19 s.n. Riverside Perris-Aguanga Basin Region, [San Jacinto River] south of Ramona Expressway, 1/2 mile NW of Lakeview 432 Comment
  SBBG128830  Atriplex glauca R. E. Riefner Jr. 2002-12-12 02 -521 Riverside Temescal Cyn Mouth, city of Corona, along Magnolia Ave, off-ramp on SW side of Hwy 15 216 Comment
  UCSB60201  Atriplex pacifica Bramlet, D. 1991-4-29 Riverside 6.5 km. W of Hemet, 600 m. S and W of the intersection of Warren and Florida 457 Comment
  UCR172138  Atriplex serenana A. C. Sanders 2006-5-11 32254 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  CAS-BOT-BC176762  Atriplex serenana var. serenana Baer 1922-9-9 s.n. Riverside Elsinore Comment
  RSA613473  Avena fatua D. L. Banks, Victor Steinmann 1997-3-13 1448 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
  RSA655084  Baccharis emoryi Scott D. White 1999-11-12 7630 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  UCR51355  Baccharis pilularis L. F. LaPre, Jack Easton 1988-1-12 s.n. Riverside Santa Rosa Plateau, Mesa de la Punta, Santa Rosa Springs Ranch 610 Comment
  UCR21968  Baccharis salicifolia Steve Boyd 1980-5-5 209 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  UCR270757  Baccharis salicifolia T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8371 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 424 Comment
  UCR97295  Baccharis salicifolia Scott D. White 1995-4-5 2730 Riverside Perris Valley, Lakeview Mountains: directly south of Rosary Ave. at ' T ' intersection with Central Ave., in town of Nuevo 488 Comment
  UC1118894  Baccharis salicifolia subsp. salicifolia A. Lewis 1934-2-1 303 Riverside 2 mi ne Auburndale; Corona Quadrangle 152 Comment
  UC727402  Baccharis salicifolia subsp. salicifolia H. K. Wagnon 1944-3-8 313 Riverside 100 yds s of Trading Post (Palm Canyon); Palm Canyon Comment
  SD37250  Baccharis salicina Darley F. Howe 1945-10-20 1354 Riverside Between Orange and Corona Comment
  CLARK-A1528-2175  Baccharis sergiloides John C. Roos 1946-9-14 3003 Riverside San Jacinto Mountains 1066 Comment
  JOTR35422  Baccharis sergiloides La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3098 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring 914 Comment
  UC1118933  Baccharis sergiloides H. S. Yates 1936-6-4 5413 Riverside Palm Springs San Jacinto Quad. 137 Comment
  CLARK-A1528-1085  Baccharis viminea Cameron Duncan 1966-3-27 Riverside Woodcrest 548 Comment
  POM259110  Bahia dissecta Philip A. Munz 1938-8-14 15364 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2438 Comment
  POM259200  Bahia dissecta Philip A. Munz 1938-8-13 15339 Riverside Rocky crest of ridge near Santa Rosa Peak. 2378 Comment
  POM8406  Bahiopsis parishii Mary F. Spencer 1920-3-27 788 Riverside near Palm Springs 122 Comment
  UCR264212  Bahiopsis parishii A. C. Sanders 2015-9-11 41872 Riverside Sonoran (Colorado) Desert, Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of Gasline Rd. 646 Comment
  UCR85075  Baileya multiradiata A. C. Sanders, Helmkamp & MacKay 1995-3-12 16019 Riverside Sonoran (Colorado) Desert, Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111) -7.5 Comment
  CAS-BOT-BC99948  Baileya pauciradiata Mrs. W. J. Anderson 1925-3-27 s.n. Riverside Indio Comment
  CAS-BOT-BC99958  Baileya pauciradiata Geo. B. Grant 1906-4-20 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC99970  Baileya pauciradiata Carl B. Wolf 1932-4-28 3080 Riverside Colorado Desert. Chuckwalla Valley. 19 mi. West of Blythe on the Mecca Road 121 Comment
  UC665909  Baileya pleniradiata Ira L. Wiggins 1941-3-27 9684 Riverside 8 mi ne of, s end of Coxcomb Mountains Desert Center; Coxcomb Mountains Comment
  GMDRC6586  Barbarea orthoceras J. M. Andre 2012-6-15 30549 Riverside San Jacinto Mountains: west slopes of range along Poppet Flat Rd, Poppet Creek canyon, 3.2 mi. west of Hwy 243 1022 Comment
  UCR79222  Barbarea orthoceras Steve Boyd 1992-4-14 6793 Riverside Santa Ana Mtns., San Mateo Canyon Wilderness. Along Verdugo Trail from Tenaja Tr. to Bluewater Tr. in upper watershed Bluewater Canyon. south of Sitton Peak 854 Comment
  SBBG45057  Bebbia juncea A. M. Alexander, L. Kellogg 1941-5-12 2158 Riverside rd to Black Eagle Mine, Eagle Mtns 777 Comment
  RSA0062664  Bebbia juncea C. J. Humphrey, Herbert Humphrey 1936-6-7 405 Riverside In foothills 18 miles East of Riverside. 548 Comment
  CAS-BOT-BC106403  Bebbia juncea var. aspera W. R. O 73 -641 Riverside Gravel pit S.W. of Colorado Aquaduct w/of Rice Comment
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Jul 24 2017
  SFV11868  Bebbia juncea var. aspera R. H. Swade 1963-12-7 s. n. Riverside Colorado Desert Open desert west of Snow Creek Road, about 3 miles south of Interstate 10 intersection with California State Highway 111. 366 Comment
  UC163734  Bebbia juncea var. aspera H. M. Hall 1901-6-1 2010 Riverside Canyon of the San Jacinto River, San Jacinto Mountains San Jacinto Mountains, Canyon of the San Jacinto River 762 Comment
  UC30524  Bebbia juncea var. aspera W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 2674 Riverside San Jacinto River 609 Comment
  RSA662539  Bergia texana J. C. Roos 1952-5-28 5730 Riverside San Jacinto River bottomland 1 mile south-east of Perris. 427 Comment
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May 15 2016
  UCR59809  Berula erecta Jeri Hirshberg 1989-7-25 s.n. Riverside Peninsular Range, Butterfield Country, SW of Vail Lake Comment
  RSA69817  Bidens frondosa J. C. Roos 1951-9-25 5265 Riverside Fairmount Park 259 Comment
  RSA652924  Bloomeria crocea A. C. Sanders 1997-5-1 20623 Riverside along horse trail in southern part of Lake Skinner Park, west of Tucalota Hills and east of Warren Rd. 488 Comment
  SDSU11583  Bloomeria crocea Stan Matlier 1938-5-13 Riverside Lake Elsinore Grade Comment
  RSA429517  Boechera M. B. Dunkle 1935-3-31 4436 Riverside Hills North Cottonwood Springs. Colorado Desert. 701 Comment
  SD229113  Boechera californica Dick Schwenkmeyer 2012-4-17 697 Riverside Mt. San Jacinto: Vista Grande, 2 miles south of U.S. Forestry station on Highway 243 north of Idyllwild 1618 Comment
  CAS-BOT-BC25662  Boechera pulchra Philip Alexander Munz 1940-3-24 15709 Riverside Eagle Mountains. 2 miles north of Cottonwood Spring. 914 Comment
  CAS-BOT-BC434530  Boerhavia intermedia Ira L. Wiggins 1934-9-4 8034 Riverside Colorado Desert 10 miles NE. of Mecca Comment
  JOTR30079  Boerhavia intermedia La Doux, Tasha, Bill Truesdell 2006-10-3 1712 Riverside Joshua Tree National Park. Pinto Basin: (Stop 1) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 668 Comment
  UCR35204  Boerhavia intermedia L. B. Ziegler 1964-9-2 30 Riverside San Jacinto Mountains, Dos Palmas Spring 1280 Comment
  RSA38714  Boerhavia triquetra P. A. Munz 1946-10-21 11589 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  UCR35202  Boerhavia triquetra L. B. Ziegler 1966-9-13 88 Riverside Sonoran (Colorado) Desert, San Jacinto Mountains, Dry wash of Carrizo Creek Canyon 703 Comment
  UCR264220  Boerhavia wrightii A. C. Sanders, Jim Malusa 2015-9-10 41867 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  UCR33578  Boerhavia wrightii Sears 1977-10-10 S 525 Riverside Sonoran (Colorado) Desert, 10 mi NE of Desert Center, base of Coxcomb Mtns 171 Comment
  CAS-BOT-BC145590  Bouteloua aristidoides Ralph Hoffmann 1929-9-9 s.n. Riverside Thomas Valley. Comment
  POM161551  Bouteloua aristidoides Ralph Hoffmann 1929-9-11 s.n. Riverside Thomas Valley, San Jacinto Mountains. Comment
  RSA751507  Bouteloua aristidoides var. aristidoides Jim Andre, Tasha La Doux 2008-9-13 10274 Riverside Eagle Mts.: At Joshua Tree National Park boundary, lower slopes of S end of Eagle Mtns., along aqueduct access road. 355 Comment
  UCR35302  Bouteloua barbata L. B. Ziegler 1967-9-28 255 B Riverside San Jacinto Mountains, Hemet (Garner) Valley 1402 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
  UC205205  Bouteloua barbata var. barbata G. B. Grant 1900-1 6737 Riverside Palm Springs Colorado Desert Comment
  CAS-BOT-BC95401  Bowlesia incana A. C. Sanders 1997-3-1 19752 Riverside Box Springs Mtns., S end of the range along Gernert Road in valley draining to Box Spring Canyon 457 Comment
  OBI8337  Brandegea bigelovii David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-27 12059 Riverside Along Box Cyn Rd ca 20 mi ENE of Mecca in Orocopia Mts 274 Comment
  RSA77415  Brandegea bigelovii F. W. Peirson 1927-4-12 7166 Riverside In Painted Canyon near Mecca. Comment
  UCR148303  Brandegea bigelovii John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.1 mile transect along Coachella Canal right-of-way, between siphons 24 and 25, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  UCSB69279  Brassica fruticulosa Sanders, A. 2008-3-2 Riverside Peninsular Range: Box Springs Mtns.; Two Trees Canyon along foot trail along north side of riparian thicket, beyond the end of the old road (Riverside East 7.5' Q.: 33d59'06"N, 117d18'06"W, 1000m) 428 Comment
  UCR70766  Brassica juncea N. C. Cooper 1944-6-17 1387 Riverside San Jacinto Mtns., west side of San Jacinto Mtns. [Banning to Idyllwild road] 1372 Comment
  UCR211714  Brassica kaber Fred M. Roberts, D. E. Bramlet, Kerry Byrne 2006-4-20 6320 Riverside Perris Basin, Upper Salt Creek watershed, southwest of Hemet, 2 km southeast of Winchester, south of Domenigoni Parkway 448 Comment
  CLARK-A1528-346  Brassica rapa subsp. sylvestris Bob Sullivan 1966-3-18 Riverside Riverside 228 Comment
  UCD114634  Brassica tournefortii G. K. Helmkamp; E. A. Helmkamp 1998-2-18 2723 Riverside Colorado Desert: Chuckwalla Valley; 0.3 mi S of Checkwalla Rd. on Graham Pass Rd. Comment
  UCR148341  Brassica tournefortii John F. Green 2005-1-13 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek 23 Comment
  UCR225718  Brassica tournefortii A. C. Sanders 2011-3-30 38909 Riverside Peninsular Range, city of Lake Elsinore, along north edge of Hwy 74 at and above Trellis Lane 457 Comment
  UC484168  Brickellia atractyloides B. D. Stark 1930-5-4 Riverside Morongo Pass Comment
  UC597720  Brickellia atractyloides Philip A. Munz 1937-5-29 15150 Riverside Deep Canyon Santa Rosa Mts. 1066 Comment
  UC667247  Brickellia atractyloides Annie M. Alexander and Louise Kellogg 1941-5-10 2145 Riverside 3 mi ne Cottonwood Spring; Colorado Desert, Eagle Mountains 1036 Comment
  RSA621892  Brickellia californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3679 Riverside Vail Lake area, benches of Arroyo Seco and slopes of adjacent hills to E. 488 Comment
  CLARK-A1528-1669  Brickellia desertorum John C. Roos 1950-9-30 4994 Riverside Box Springs Mountains 457 Comment
  CLARK-A1528-5505  Brickellia desertorum John C. Roos 1951-10-19 5328 Riverside San Jacinto Mountains 457 Comment
  RSA89894  Brickellia desertorum J. C. Roos, L. Roos 1950-10-28 5020 Riverside N base Mt. Russell, 1 mi SE of Moreno. 550 Comment
  UCR231199  Brickellia desertorum A. C. Sanders, T. B. Salvato, Kent Beaman 2011-11-3 39946 Riverside Peninsular Range; Santa Ana Mountains, Skyline Drive on ridge between Mabey and Tin Mine Canyons, 1.8 mi. below Oak Flat, at side canyon (tributary to Mabey Cyn.) crossed by road 710 Comment
  JOTR33948  Brickellia oblongifolia var. linifolia La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2836 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  UCR196006  Brodiaea filifolia R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 52007 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  UCR191206  Brodiaea santarosae Tom Chester, W. P. Armstrong 2006-6-10 921 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve; Via Volcano Road immediately west of the northernmost of two vernal pools 634 Comment
  UCR182519  Brodiaea terrestris subsp. kernensis Mitch Provance 2005-5-17 6566 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
  RSA570549  Bromus arenarius Steve Boyd, Chris Frazier 1993-4-24 8008 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck rd. 792 Comment
  RSA27411  Bromus berteroanus C. L. Hitchcock 1940-4-2 5924 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
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Sep 11 2011
  CLARK-A1528-4533  Bromus carinatus John C. Roos 1953-4-15 5912 Riverside Riverside 259 Comment
  CAS-BOT-BC148743  Bromus carinatus var. marginatus F. H. Billings 1931-2-23 s.n. Riverside Redlands. Comment
  UC76969  Bromus catharticus F. M. Reed 1903-11-30 663 Riverside Riverside Comment
  UCD58353  Bromus catharticus Fred M. Reed 1907-2-12 1205 Riverside Riverside, Arroyo Terquisite. Bluffs Ranch. Comment
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Mar 12 2011
  UCR108871  Bromus diandrus Heidi A. Haid 1968-1 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR233576  Bromus diandrus A. C. Sanders, John F. Green 2012-4-12 40036 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, c. 370 m NW of El Hermano Rd. 312 Comment
  POM122857  Bromus grandis Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
  SDSU13675  Bromus hordeaceus Jutta Buschbom 1991-9-6 4 Riverside SE-Slope, N-Border of the Reserve, beyond an avocado-grove, ca. 500 m (15 min) NW from the fieldstation. Santa Margarita Ecological Reserve. Comment
  UCR120897  Bromus hordeaceus A. C. Sanders, D. Malueg 2002-4-8 24908 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
  UCR154825  Bromus hordeaceus A. C. Sanders, Mike Misenhelter 2005-3-23 29281 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR241217  Bromus hordeaceus Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 54 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, east fork of Hathaway Canyon 945 Comment
  RSA0042632  Bromus madritensis Paul Shirokawa 1998-5-15 45 Riverside Cleveland National Forest; Trabuco Ranger District, 0.3 miles from Ortega Highway (State Highway 74) on North Main Divide Road. 807 Comment
  SEINET3923659  Bromus mollis D. Atwood, L. Stritch 1993-4-2 17914 Riverside Santa Rosa Plateau TNC Preserva and adjacent to BLM administrated lands.; 0 671 Comment
  UCR138913  Bromus rubens Julie A. Greene 1993-4-3 1099 Riverside San Jacinto Valley, San Jacinto Wildlife Area, south of permanent pond 441 Comment
  UCR154831  Bromus rubens A. C. Sanders, Mike Misenhelter 2005-3-23 29278 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR234258  Bromus rubens A. C. Sanders 2012-4-12 40032 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between El Hermano Rd. and I-15 crossing near Mayhew Canyon 311 Comment
  UCR94234  Bromus rubens Scott D. White 1996-4-14 3925 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  CAS-BOT-BC227261  Bromus tectorum A. C. Sanders; T. B. Salvato 2011-3-30 38894 Riverside Peninsular Range: city of Lake Elsinore, N of Pasadena St. c. 0.35 km NW of Central Ave. intersection 385 Comment
  RSA0020664  Bromus tectorum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3599 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  SEINET269549 Image available Bromus tectorum Scott D. White 1996-4-14 3911 Riverside East of Hemet: San Jacinto River Wash near Valle Vista north of highway 74 about 1.7 miles west of USFS Cranston Fire 533 Comment
  SEINET3428722  Bromus tectorum V. Duran 1932-5-18 3218 Riverside Idyllwild, San Jacinto Mountains Comment
  RSA583754  Bromus tectorum Steve Boyd 1995-4-24 8477 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near its junction with the Dripping Springs Trail. 610 Comment
  RSA232962  Buddleja officinalis D. A. Young 1969-3-21 437 Riverside 3 miles west of Elsinore, California on a dirt road north of Highway 71, 500 yards off the road. 244 Comment
  HSC66543  Caesalpinia virgata Christopher Davidson 1979-4-4 7691 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi. E of Mecca. 213 Comment
  RSA80969  Caesalpinia virgata G. R. Campbell 1952-4-6 18418 Riverside Box Canyon, road leading from Hwy 60-70 to Salton Sea. 457 Comment
  UC56941  Caesalpinia virgata Dr. A. A. Davidson Riverside Palm Springs Comment
  UCR161366  Caesalpinia virgata Mark A. Elvin 2005-4-26 4227 Riverside Northern Sonoarn Desert, Coachella Valley; west of Coachella Valley Preserve 84 Comment
  JEPS52588  Calandrinia ambigua W. L. Jepson 1927-4-13 11688 Riverside Painted Canyon Mecca Hills (mouth) 45 Comment
  RSA271846  Calandrinia ciliata C. W. Tilforth 1978-4-30 1580 Riverside Low, rounded hills east of Norco. Comment
  RSA613410  Calandrinia ciliata D. L. Banks 1997-4-5 1681 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just west of the Pechanga Indian Reservation boundry, at the headwaters of a tributary of the north fork of Pechanga Creek. 768 Comment
  UCR84588  Calandrinia ciliata Scott D. White, S. Ogg 1994-4-21 1970 Riverside San Bernardino Mountains, Millard Canyon, near stream crossing with US Forest Service Road 2S05, about 4 mi south of Bear Wallow Spring 915 Comment
  UCR266786  Callitriche marginata Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 07 Riverside Paloma Valley, Menifee, NE corner of the intersection of Scott Rd. and Menifee. 454 Comment
  SD262253  Callitriche marginata Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317 27 Riverside Menifee Valley: Menifee, about 0.5 miles south of Sun City, and 0.5 miles west of Romoland, SW corner of Lazy Creek Rd. and Murrieta Rd. Large vernal pool. 430 Comment
  POM19841  Calocedrus decurrens Mary F. Spencer 1923-8-17 2247 Riverside Fern Valley, Idyllwild. San Jacinto Mt. 1646 Comment
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Nov 19 2011
  RSA572185  Calocedrus decurrens C. Epling 1931-10-3 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1524 Comment
  UCR127537  Calochortus palmeri var. munzii A. C. Sanders, K. Kramer 2003-6-11 26875 Riverside San Jacinto Mtns., Garner Valley, foothills on the northeast side of the valley, 1/2 mile west of Morris Ranch Rd. on a dirt track, c. 1 km west of Goff Flat 1616 Comment
  UCR189812  Calochortus palmeri var. munzii Theresa Johnson 2007-6-22 377 Riverside Peninsular Range, San Jacinto Mountains Region, c. 3 mi northwest of intersection of Hwy 74 and Hwy 243, c. 0.2 mi southwest of Alvin Meadows near Chimney Flats Road 1477 Comment
  UCR132665  Calochortus plummerae D. E. Bramlet 1994-6-16 2385 Riverside Tucalota Hills area of Lake Skinner County Park, along equestrian trail and 60 ft. south of access road from BM 1487 494 Comment
  SDSU11920  Calochortus splendens K. J. Huntley, Judith Kemp with SDSU California Flora 1988-4-29 29 IV88A Riverside 50 m. north of San Diego State University staion in the Santa Margarita Ecological Reserve 2 km west of Temecula. Comment
  RSA25595  Calochortus weedii Carl B. Wolf 1941-6-27 10899 Riverside Santa Ana Mountains, Ortega Highway, E of its summit. 762 Comment
  POM307226  Calycoseris wrightii Henry J. Ramsey, Henry J. Ramsey 1940-4-14 1995 Riverside 50 miles N of Blythe 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
  UCR75067  Calycoseris wrightii A. C. Sanders, E. Lawlor 1992-4-4 12114 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  SBBG35571  Calyptridium monandrum D. Myrick 1966-4-2 1331 Riverside upper end of Aqueduct Rd ca. 10 mi SE of Desert Hot Springs Comment
  SDSU17509  Calyptridium monospermum C. Matt Guilliams, Michael and Lori Simpson, Mike Silveira 2007-6-26 378 B Riverside San Jacinto Wilderness State Park, Round Valley Campsite. Ca. 50 meters east of stone buildings near trail junction, along west edge of Round Valley. 2755 Comment
  JEPS48624  Calyptridium parryi var. parryi W. L. Jepson 1935-4-17 19145 Riverside Elsinore, (1 1/2 mi n on burns) Elsinore 457 Comment
  RSA422205  Calystegia macrostegia subsp. arida Christopher Davidson 1975-6-16 2806 Riverside Ca. 4 mi. S of Banning on roas R1 to Idyllwild. 1128 Comment
  UCR98195  Calystegia macrostegia subsp. intermedia Scott D. White 1997-2-9 4672 Riverside Peninsular Range, Elsinore Basin; Temescal Valley: SW of Hwy I-15 between Indian Truck Trail and Lake Street exits, c. 0.5 mi east of Glen Eden 460 Comment
  RSA652944  Calystegia sepium subsp. limnophila Mitch Provance, S. D. Boyd 1999-9-14 1780 Riverside Riverside: Riverbottom along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River at the Mission Bridge, along bike path, vicinity of old Boy Scout camp. 238 Comment
  RSA0043042  Camissonia arenaria Duncan S. Bell, Loraine Washburn 2014-4-8 6582 Riverside Orocopia Mountains; at the entrance to Petra Canyon in Red Canyon, approximately 1 air mile north of the Bradshaw Trail. 398 Comment
  RSA465917  Camissonia bistorta N. C. Cooper 1949-3-15 3009 Riverside Banning. 701 Comment
  RSA466984  Camissonia bistorta H. de Forest 1929-3-16 s.n. Riverside San Bernardino Mts, San Gorgonio Pass. Comment
  UCR6154  Camissonia bistorta Galen R. Hunsicker 1967-5-18 s.n. Riverside Base of Box Springs Mtns., University of California, Riverside campus, south of new Physical Sciences parking lot. Comment
  CLARK-A1528-3319  Camissonia boothii John C. Roos 1949-4-19 4112 Riverside Mecca Comment
  RSA466171  Camissonia californica M. B. Dunkle 1932-3-25 2891 Riverside Cabazon. Comment
  UCR174119  Camissonia californica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32608 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
  CLARK-A1528-3329  Camissonia claviformis John C. Roos 1966-3-20 Riverside Comment
  CSUSB195  Camissonia claviformis W. W. Mayhew 1959-2-3 Riverside 10 miles east of Desert Center Comment
  RSA186793  Camissonia confusa Peter H. Raven 1962-4-28 17471 Riverside Reche Canyon, 7.0 miles south of Barton Road, Loma Linda 579 Comment
  RSA291561  Camissonia confusa C. W. Tilforth, B. Busenberg 1980-6-17 2000 Riverside Slopes above wash 0.1 mi. in from Hiway 74 along north leg of Thomas Mtn. Rd., south of Lake Hemet. Comment
  SDSU3353  Camissonia confusa H. Wedberg 1958-3-31 204 Riverside 10.3 miles south of Hemet on Highway 79. Comment
  SDSU3357  Camissonia confusa H. Wedberg 1958-5-18 307 Riverside At Pinon Flat Campground, San Jacinto Mountains. Comment
  UCR42445  Camissonia confusa D. C. Hawks 1986-4-16 s.n. Riverside San Bernardino Mtns / Sonoran (Colorado) Desert, Alta Mesa wind turbine field, on the ridge above Whitewater Canyon, west of Bonnie Bell 915 Comment
  UCR227768  Camissonia hirtella R. F. Thorne, Walter Wisura, David Michener 1982-5-24 55190 Riverside Peninsular Ranges; Santa Ana Mountains, Cleveland National Forest, [north] along Main Divide Truck Road [from El Cariso Fire Station area] 915 Comment
  UCR58487  Camissonia hirtella Jeri Hirshberg 1989-4-19 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., south of town of Murrieta, west of Mesa de Burro 610 Comment
  UCR174538  Camissonia ignota Jennifer H. Jones, Janine Amaya and Thi (Teresa) Bui 2006-5-21 312 Riverside Peninsular Ranges: Box Springs Mtns., Box Springs Mountain Reserve. First trail on the left beyond the parking lot along the service road 793 Comment
  UCR241105  Camissonia ignota A. C. Sanders, Timothy W. Chumley 2013-4-2 40743 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  UCR79240  Camissonia ignota Steve Boyd 1992-4-15 6865 Riverside Santa Ana Mtns, San Mateo Canyon Wilderness: Bluewater Canyon along Bluewater Trail, downstream to the confluence with San Mateo Creek 488 Comment
  POM13246  Camissonia intermedia P. A. Munz, I. M. Johnston 1922-5-19 5354 Riverside 5 miles NE of Murietta. 457 Comment
  POM157885  Camissonia intermedia P. A. Munz 1927-5-20 10797 Riverside Mud flat, Murrieta Hot Springs. Comment
  UCR54251  Camissonia intermedia David Charlton 1988-5-21 1953 Riverside San Jacinto Mtns., Thomas Mtn Rd, west of Garner Valley and south of Lake Hemet on Hwy 74 1829 Comment
  POM14635  Camissonia pallida subsp. pallida P. A. Munz, D. Keck 1922-4-14 4976 Riverside East of White Water Ranch. 244 Comment
  RSA33600  Camissonia pallida subsp. pallida N. C. Cooper 1944-4-23 1156 Riverside Cabazon. 457 Comment
  UCR269212  Camissonia pallida subsp. pallida Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood 2011-5-16 1253 Riverside San Bernardino Mtns., Haugen-Lehmann Way off I-10, Pacific Crest Trail (PCT) in canyon directly west of Whitewater 675 Comment
  RSA25368  Camissonia refracta C. L. Hitchcock 1940-4-1 5898 Riverside 1 mi. below Cottonwood Springs. Joshua Tree Nat. Monument. Comment
  RSA690987  Camissonia refracta Scott D. White, Michael Honer 2003-5-15 9311 Riverside Bajada below Little Maria/ Big Maria Mtns. near Inca RR siding, ca. 15 air miles NW of Blythe. 61 Comment
  UCR20390  Camissonia refracta John C. Roos 1966-3-20 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 miles southeast of Desert Center 366 Comment
  RSA85085  Camissonia strigulosa J. C. Roos 1952-4-16 5554 Riverside Reche Canyon. 457 Comment
  SDSU3334  Camissoniopsis bistorta H. Wedberg 1958-4-4 228 Riverside 6.3 miles south of Barton Road on Reche Canyon Road, south of Loma Linda. 619 Comment
  UC454581  Camissoniopsis bistorta I. J. Condit 1910-6-24 Riverside Idyllwild San Jacinto Mts. 914 Comment
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Mar 21 2011
  SDSU3367  Camissoniopsis hirtella H. Wedberg 1958-5-18 305 Riverside At view-type parking area west of Mountain Center, San Jacinto Mountains. Comment
  SBBG101791  Camissoniopsis intermedia S. Boyd, T. Ross, M. Hammitt 1991-5-2 6044 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
  UC172909  Camissoniopsis pallida subsp. pallida E. E. Schellenger 1911-4-25 Riverside Point of Rocks Colorado Desert, Whitewater Wash Comment
  UC874016  Camissoniopsis pallida subsp. pallida Lewis S. Rose 1937-4-9 37092 Riverside Cabazon 563 Comment
  SEINET1869530  Campanulaceae H. M. Hall 1905-1 5819 Riverside Eastern base of Indio Mt., Colorado Desert. 150 Comment
  UCR239911  Cardamine O. F. Clarke 2006-1-26 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  RSA728659  Cardionema ramosissimum R. E. Riefner 2006-5-30 06 -216 Riverside Temecula Valley, Rainbow Canyon Rd. ca. 0.7 mi. N of Pechanga Pkwy., near SW corner of the Temecula Creek Golf Course. 340 Comment
  SEINET2049005 Image available Carduus pycnocephalus A. C. Sanders, B. Pitzer 1987-4-21 7049 Riverside Box Springs Mountains, Summit of Pigeon Pass Road, Riverside East 7.5' Quad. 579 Comment
  CAS-BOT-BC17706  Carex alma Philip Alexander Munz 1941-5-18 16652 Riverside Elsinore Mountains. North end of Santa Rosa Ranch, 914 Comment
  RSA0120463  Carex alma Duncan S. Bell 2016-4-16 9307 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  SDSU13521  Carex barbarae W. Miller Riverside Comment
  RSA192172  Carex praegracilis E. W. Lathrop 1960-6-9 4959 Riverside 14 miles west of Murrieta. Comment
  POM14975  Carex sartwelliana Mary F. Spencer 1922-6-27 1365 Riverside Idyllwild. San Jacinto Mountains. 1646 Comment
  CAS-BOT-BC117449  Carex senta D. E. Breedlove 1961-7-29 873 Riverside Fuller Mill Creek where it crosses Riverside Hwy #1. San Jacinto Mountains. 1645 Comment
  CAS-BOT-BC115633  Carex triquetra Alan Ackerman Beetle 1944-4-27 3008 Riverside West of Murietta, canyon slopes in chaparral belt. Comment
  SEINET3386517 Image available Carrichtera annua Fred M. Roberts 2007-1 6512 Riverside Southern Coast: Carlsbad, La Costa Greens Ecological Reserve, east side of El Camino Real c. 2 Km south of Palomar Airport Rd. 52 Comment
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Nov 20 2014
  UC1967956  Castela emoryi Duncan S. Bell 2009-10-10 505 Riverside Arica Mountains east side of mountains range Arica Mountains (west side of Rice Valley; approximately 5 air miles southeast of the ghost town of Rice.) 210 Comment
  UCR280613  Castilleja affinis Mitch Provance, Jeremiah George, Matt K. Beyers 2017-4-4 417- 02 Riverside Gavilan Hills, NE flank of Estelle Mtn., along Estelle Mountain Rd., 0.3 miles NNE of intersection with Highcliff Rd. 732 Comment
  RSA715072  Castilleja exserta A. C. Sanders 2005-4-22 29616 Riverside Gavilan Hills: Gavilan Plateau ca. 0.75 air mi. SE of summit of Gavilan Peak. 625 Comment
  SBBG47446  Castilleja exserta N. C. Cooper 1949-4-21 1127 Riverside Banning 701 Comment
  UCR25604  Castilleja exserta John C. Roos 1952-4-16 5558 Riverside Box Springs Mountains, Pigeon Pass 457 Comment
  JEPS10327  Castilleja exserta subsp. exserta I. W. Clokey 1930-4-9 4712 Riverside Moreno Grade 700 Comment
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Mar 20 2011
  SD137616  Castilleja exserta subsp. exserta Darin L. Banks 1995-5-9 379 Riverside Cleveland National Forest; Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of the Woodchuck Campground 701 Comment
  JEPS28840  Castilleja foliolosa Peter H. Raven 1959-4-23 14018 Riverside 1.2 mi w Dripping Springs (about 8 air mi e of Dripping Springs) 487 Comment
  RSA33496  Castilleja foliolosa N. C. Cooper 1944-5-6 1183 Riverside Banning. 701 Comment
  UC1552003  Castilleja foliolosa Lyman Benson 1946-4-15 12038 Riverside along 29 Palms Rd from town of Whitewater; San Bernardino Mtns., Colorado Desert 457 Comment
  POM312155  Castilleja minor subsp. spiralis N. C. Cooper 1194 Riverside Whitewater Canyon. 457 Comment
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Jun 26 2008
  UCD166236  Caulanthus Jack Major 1962-4-16 774 -b Riverside Along California Hwy 74, below Pinyon Flat toward Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 1220 Comment
  UCR62239  Caulanthus heterophyllus Don Mitchell 1990-4-30 s.n. Riverside W side of Sage Road, 1/2 mi south of iuntersection with Wilson Valley Road. 701 Comment
  SD187380  Caulanthus lasiophyllus Naomi Fraga, Lisa Rojas 2005-2-10 1366 Riverside Northeastern Colorado Desert region, just north of Palen Pass Road, ca. 10 miles east of Highway 177. 365 Comment
  UCR213255  Caulanthus lasiophyllus A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37458 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  CDA38680  Ceanothus crassifolius Mike Lahti 2013-3-13 PDR# 331 P06141908 Riverside Nuevo; 22070 Horseshoe Trail near Stagecoach Road. 0 Comment
  RSA398880  Ceanothus crassifolius N. C. Cooper 1947-4-5 2028 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UCR132416  Ceanothus crassifolius A. C. Sanders 2004-2-6 27387 Riverside Santa Ana Mtns., foothills at edge of Temescal Valley, intact ridge at a development called 'Trilogy at Glen Ivy,' south of Brown Canyon 442 Comment
  SBBG105030  Ceanothus crassifolius var. crassifolius S. Boyd with T. Ross 1993-3-23 Riverside Palomar Range S of Vail Lake, N base of Agua Tibia Mtn, along trail extending S from end of Woodchuck Rd Comment
  UC870525  Ceanothus cuneatus var. cuneatus I. W. Clokey and E. G. Anderson 1935-4-16 6734 Riverside e of Hemet 820 Comment
  UCR160061  Ceanothus leucodermis Steve Boyd, Valerie Soza 2004-6-22 11553 Riverside Peninsular Ranges; San Jacinto Mountains region, Western flank of the range, vicinity of Alvin Meadows and Chimney Flats, west of Idyllwild along Forest Service Road 5N13 near 5N06 1463 Comment
  RSA0028382  Ceanothus leucodermis N. Cooper 1944-6-17 1444 Riverside San Jacinto Mts. Pine Cove. 1524 Comment
  RSA221012  Ceanothus oliganthus E. W. Lathrop 1966-4-28 6221 Riverside 4 mi. west of Corona between Tin mine Canyon and Santiago Peak, Skyline Drive. Comment
  RSA3117  Ceanothus oliganthus Carl B. Wolf 1932-2-11 2646 Riverside Hidden Canyon 5 mi. W. of Corona at base of Santa Ana Mts. 405 Comment
  SBBG4413  Ceanothus palmeri M. Van Rensselaer 1937-6-23 687 Riverside San Jacinto Mtns, W slope rd to Banning 1676 Comment
  UCR20555  Ceanothus palmeri W. W. Mayhew 1977-6-27 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  UCR18917  Ceanothus papillosus subsp. roweanus John C. Roos 1960-5-30 s.n. Riverside Peninsular Range/Santa Ana Mtns., ridge east of Sugarloaf [=Pleasants Peak] 1067 Comment
  UC218105  Ceanothus perplexans P. A. Munz 1922-7-3 5959 Riverside S slopes of Santa Rosa Mountains 1676 Comment
  UCR81115  Ceanothus spinosus Steve Boyd, Orlando Mistretta 1992-4-22 7009 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. Indian Potrero Trail S from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon 701 Comment
  SD144500  Cenchrus echinatus A. C. Sanders, P. MacKay, T. Thomas, G. Helmkamp 1997-2-8 19766 Riverside Colorado Desert: Palm Springs area, Indian Ave. at I-10 Freeway, Garnet. 188 Comment
  UCD130056  Centaurea melitensis E. W. Lathrop 1966-3-23 6518 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peakm Skyline Drive. 1219 Comment
  RSA709641  Centaurea repens Chris E. True, Laurel Salzman 2004-7-16 s.n. Riverside San Timoteo Canyon, 3.2 miles SE of Redlands Blvd., across road from historic schoolhouse, between RR tracks and creek. NE of El Casco Lakes. 579 Comment
  RSA735927  Centaurea solstitialis Scott D. White, Justin M. Wood 2008-5-29 12043 Riverside Beaumont Badlands: West of Beaumont, near SR-60 crossing over San Timoteo Creek. 610 Comment
  RSA564293  Centaurium venustum Ed LaRue 1993-5-10 s.n. Riverside Murrieta Oaks, 3 miles (airline) NW of Murrieta Hot Springs, W side of Hwy 215 457 Comment
  UC456205  Centaurium venustum I. J. Condit 1910-6-24 Riverside road to Strawberry Valley San Jacinto Mts. 1219 Comment
  UC921121  Centaurium venustum A. W. Stevens 1945-6-30 Riverside Ribbonwood, on Palms to Pines Highway San Jacinto Mts. 1219 Comment
  CSUSB295  Centranthus ruber Rex Sanders 1973-5-13 Riverside Santa Ana Mountains Collected in Santa Ana Mountains along Highway 74, 7.94 miles from the Orange County line, Cleveland National Forest, in Riverside city, above west end Lake Elsinore. 3 meters from roadside in decomposing granite soil, northeast-facing slope, east ... Comment
  SEINET8191759 Image available Centromadia pungens subsp. laevis D. W. Taylor 2003-5-8 18550 Riverside San Jacinto Wildlife Area, Davis Road, 0.5 mile N of Lakeview. 434 Comment
  UCR266368  Centromadia pungens subsp. laevis D. E. Bramlet 2005-6-28 3887 Riverside Temecula, just west of Cherry St. and Adams Ave., near confluence of Warm Springs Creek and Santa Gertrudis Creek 316 Comment
  RSA612485  Cerastium glomeratum D. L. Banks 1997-2-23 1332 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  RSA741007  Cerastium glomeratum Scott D. White, Justin M. Wood 2008-6-18 12219 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  UCR154758  Cerastium glomeratum T. B. Salvato, Kent Beaman 2005-5-16 783 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
  RSA289872  Ceratophyllum demersum B. A. Prigge 1980-9-17 4092 Riverside Coachella Valley Stormwater Channel: 2 mi. W of Mecca, where Pierce Rd. crosses channel. -55 Comment
  POM11522  Cercocarpus betuloides Philip A. Munz 1922-6-30 5925 Riverside Santa Rosa, Santa Rosa Mountains. 1982 Comment
  UCR35165  Cercocarpus betuloides L. B. Ziegler 1969-7-30 392 Riverside San Jacinto Mountains, Thomas Mtn on N slope 1463 Comment
  CAS-BOT-BC135495  Cercocarpus betuloides var. betuloides A. M. White 1974-6-4 74 -671 Riverside Indian Rd. ca. 15 mi. W. of Sun City, site 4 Comment
  UC1366083  Cercocarpus betuloides var. betuloides Nancy Ryan Zabriskie and Walter Zabriskie 1969-7-5 216 Riverside Idyllwild, Pine Cove, near fier road beyond s end of Marion Ridge Road Pine Cove; Idyllwild, Pine Cove 1828 Comment
  SDSU13940  Cercocarpus minutiflorus Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2151 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, northern end of northern most (narrow) deer grass meadow. 646 Comment
  UCR207361  Cestrum O. F. Clarke 2002-11-24 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  UC1424842  Chaenactis artemisiifolia E. W. Lathrop 1968-6-2 6956 Riverside trail between El Carriso and San Mateo Canyon (main divide truck); Santa Ana Mountains, Cleveland Nat'l Forest 1219 Comment
  UC284990  Chaenactis artemisiifolia P. A. Munz 1923-6-14 7057 Riverside Glen Ivy Trail to Santiago Peak; Santa Ana Mts. 1066 Comment
  CAS-BOT-BC276386  Chaenactis carphoclinia Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  SD21518  Chaenactis carphoclinia Frank F. Gander 1938-5-21 5763 Riverside Shaver's Summit. Comment
  UCR104002  Chaenactis carphoclinia George K. Helmkamp 1998-4-4 3157 Riverside Sonoran (Colorado) Desert, 7.1 miles north of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station 305 Comment
  LA212326  Chaenactis carphoclinia Lee Haines; 1973-3-25 s.n. Riverside OROCOPIA MOUNTAINS, 472 Comment
  RSA510023  Chaenactis carphoclinia var. carphoclinia B. Pitzer 1988-3-10 645 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
  CAS-BOT-BC276930  Chaenactis fremontii H. M. Hall 1902-4-1 2807 a Riverside Colorado Desert. Coyote Canyon 152 Comment
  CLARK-A1656-634  Chaenactis fremontii Lois Ann Scott 1978-5-4 Riverside Palm Springs 144 Comment
  OBI23318  Chaenactis fremontii Robert F. Hoover 1969-4-14 11228 Riverside Palm Springs, just S of South City limit Comment
  OBI8304  Chaenactis fremontii David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-28 12069 Riverside Joshua Tree Natl Monument, along Pinto Basin Rd, 11 mi S of N park boundary Comment
  POM8405  Chaenactis fremontii Mary F. Spencer 1920-4-9 557 Riverside In desert sand. Palm Springs. 122 Comment
  RSA568710  Chaenactis fremontii Walter Wisura, A. King, L. Newcomb 1992-4-10 4664 Riverside Colorado Desert, Morongo Valley, Mission Creek Ranch W of Highway 62 below Morongo Valley. Comment
  RSA700061  Chaenactis fremontii Scott D. White, Michael Honer 2003-4-25 9091 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  UCR100089  Chaenactis fremontii R. G. Swinney 1967-3-5 45 Riverside San Jacinto Mtns/Colorado Desert, Snow Creek 381 Comment
  UCR87661  Chaenactis fremontii A. C. Sanders 1994-5-29 14563 Riverside San Bernardino Mtns, Millard Canyon, at stream crossing just below site of Millard Station on Forest Service Road 2S05 1100 Comment
  UCSB6421  Chaenactis fremontii Foley, Marie 1953-4-23 Riverside White Water Canyon, Colorado Desert Comment
  UCR250363  Chaenactis glabriuscula A. C. Sanders 2014-4-9 40995 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. north of intersection with Indian Truck Trail, c. 0.18 km southeast of El Hermano Rd., NW of Corona (Lee) Lake 316 Comment
  SEINET8734827 Image available Chaenactis glabriuscula Jean Coulson 1959-1 s.n. Riverside Box Spring Mts.; Pidgeon Pass Road, 0.6 mi. From fork to dump on E. side of road Comment
  RSA351768  Chaenactis glabriuscula var. glabriuscula J. D. Olmsted 1962-5-10 3646 Riverside Crest between Sandia Creek and DeLuz Creek drainages 259 Comment
  RSA527860  Chaenactis glabriuscula var. glabriuscula Scott D. White 1991-5-10 91 -152 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  SD133191  Chaenactis glabriuscula var. glabriuscula Scott White 1991-5-13 91 115 Riverside Highway 79, immediately west of U. S. Forest Service Campground at Dripping Springs. 550 Comment
  UC218264  Chaenactis glabriuscula var. glabriuscula P. A. Munz 1922-6-30 5916 Riverside Santa Rosa Santa Rosa Mts., Santa Rosa 1981 Comment
  UCR108882  Chaenactis glabriuscula var. glabriuscula Heidi A. Haid 1968-5-8 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR20190  Chaenactis parishii Jeanine Derby 1976-6-29 s.n. Riverside San Jacinto Mtns., Garner Valley, Quinn Flats 1375 Comment
Read comments
Jun 3 2012
  UCR167197  Chaenactis stevioides S. J. Myers 2005-3-24 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, east of N end of Salton Sea, along Coachella Canal 12 Comment
  UCR244911  Chaenactis stevioides Jim Andre 2012-3-19 21353 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10 152 Comment
  POM351830  Chaenactis stevioides var. stevioides M. B. Dunkle 1935-3-17 4397 Riverside Desert Center. 610 Comment
  VVC2109  Chamaesyce abramsiana Tim Thomas 2012-8-23 5874 Riverside Colorado Desert, WNW of Blythe on east side of McCoy Mtns, 5 miles north of I-10 168 Comment
  POM13123  Chamaesyce albomarginata P. A. Munz, I. M. Johnston 1922-5-19 5332 Riverside 5 mi. E of Murrieta. 488 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
  RSA782276  Chamaesyce micromera R. W. Spjut 2007-10-12 16154 Riverside Sonoran Desert. BLM: Corn Spring Road, frontage road to I-10, 23 miles W of Blythe 150 Comment
  RSA778320  Chamaesyce micromera Amber Swanson, Kyle Dexter 2011-10-8 633 Riverside Sandy flats N off of Blythe Rice Rd. 237 Comment
  CDA35263  Chamaesyce polycarpa M. Wasbauer 1960-3-26 s.n. Riverside Shaver s Summit. 0 Comment
  RSA0042472  Chamaesyce polycarpa Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 62 Riverside East of Alligator Rock: From I-10 at Desert Center, head south on CA-177 to BLM Rd 394 (dirt). Collection site is 1.1 miles SW of interstate exit ramp. 334 Comment
  RSA613271  Chamaesyce polycarpa L. C. Wheeler 1976-3-30 s.n. Riverside Morongo Wash, 5 miles northwest of Desert Hot Springs. 518 Comment
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Dec 17 2016
  SBBG45531  Chamaesyce polycarpa Leota Davidson 1965-5-14 153 Riverside Joshua Tree Nat Monument Comment
  SJSU5736  Chamaesyce polycarpa L. S. Rose 1966-12-11 66099 Riverside La Quinta 91 Comment
  UC2026420  Chamaesyce polycarpa Steve Boyd, Valerie Soza, Tasha LaDoux 1997-10-13 10064 Riverside COLORADO-MOJAVE DESERT TRANSITION, LITTLE MARIA MOUNTAINS: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains. Comment
  SEINET6046708  Chamaesyce setiloba Unknown 1954-9-25 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  CAS-BOT-BC70038  Cheilanthes covillei Edmund C. Jaeger 1922-4-10 s.n. Riverside Mouth of Snow Creek, Colorado Desert 304 Comment
  RSA291610  Cheilanthes covillei C. W. Tilforth 1979-2-11 1744 Riverside Whitewater Canyon, east of Morongo Indian Reservation 441 Comment
  RSA774115  Cheilanthes covillei Duncan S. Bell, Colleen Wheeler 2010-7-19 1626 Riverside San Bernardino National Forest: Garner Valley, trail to Tool Box Spring, approximately 3.1 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1440 Comment
  RSA605765  Cheilanthes newberryi Scott D. White 1996-2-18 3809 Riverside Perris Basin: Double Butte, NW of Winchester. SE-facing slope of W butte and alluvial soil at base. USGS 7.5' Winchester topo. 457 Comment
  UCR112955  Cheilanthes newberryi B. G. Pitzer 1998-3-1 3548 Riverside Lakeview Mtns, Maze Stone county historical marker & picnic area, E side of mtns, on W side of Reinhardt Canyon 610 Comment
  RSA125851  Cheilanthes viscida E. K. Balls, Percy C. Everett 1957-11-13 22798 Riverside Snow Creek, about old Fish Hatchery 701 Comment
  UCR113771  Chenopodium album Mitch Provance, A. C. Sanders 2000-7-4 2094 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  RSA0106273  Chenopodium ambrosioides Alan Romspert 2000-7-28 s.n. Riverside 60 Fwy Bridge and Santa Ana Riverbed transect. Comment
  UCR42376  Chenopodium berlandieri N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 194 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
  UCR93232  Chenopodium botrys A. C. Sanders, S. Ogg 1994-7-28 15184 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
  UC1931134  Chenopodium californicum Scott D. White, Justin Wood 2008-6-17 12170 Riverside San Jacinto Mountains: Garner Valley-Kenworthy Station (USFS). (Butterfly Peak) Comment
  UCR137041  Chenopodium californicum A. C. Sanders 2004-5-5 27754 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  CLARK-A1528-2561  Chenopodium fremontii John C. Roos 1946-8-27 9212 Riverside Santa Rosa Mountains 2438 Comment
  UCR102865  Chenopodium murale A. C. Sanders 1997-3-19 20063 Riverside Lake Skinner area, upper Rawson Canyon, west of Black Mountain, along the road from Lake Skinner 549 Comment
  UCR167802  Chenopodium pumilio T. B. Salvato, Melissa Clemons 2005-6-23 1302 Riverside Peninsular Range; Temescal Valley, Walker Canyon, 1.5 mi due east of Alberhill, N of Hwy I-15 412 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
  RSA0041964  Chilopsis linearis Duncan S. Bell, Loraine Washburn 2014-4-8 s.n. Riverside Orocopia Mountains; at the entrance to Petra Canyon in Red Canyon, approximately 1 air mile north of the Bradshaw Trail. 398 Comment
  UC667347  Chilopsis linearis subsp. arcuata Annie M. Alexander and Louise Kellogg 1941-5-25 2234 Riverside Box Canyon e. of Mecca; Colorado Desert, Box Canyon 243 Comment
  UC21648  Chimaphila menziesii H. M. Hall July, 1901 Riverside vicinity of Deer Springs; San Jacinto Mts. 2590 Comment
  POM11886  Chimaphila umbellata subsp. occidentalis P. A. Munz 1922-9-6 6387 Riverside North fork of Tahquitz Creek; San Jacinto Mts. 2210 Comment
  RSA180372  Chlorogalum parviflorum E. W. Lathrop 1960-6-8 4938 Riverside 14 miles west of Murrieta Comment
  RSA192143  Chlorogalum parviflorum H. A. Zuill 1966-6-19 222 Riverside 6 miles SW of Murrieta on the road to Los Alamos Ranch. Comment
  CLARK-A1528-3597  Chorizanthe brevicornu John C. Roos 1948-4-24 3794 Riverside Whitewater 548 Comment
  UC1929813  Chorizanthe brevicornu Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10446 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  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
  SEINET7048175  Chorizanthe brevicornu var. brevicornu Steven R. Hill 2001-5-3 33681 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
  RSA480077  Chorizanthe corrugata Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2164 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  CLARK-A1528-728  Chorizanthe fimbriata Robert Eaton 1968-5-13 680513-7 Riverside Sandia Canyon Comment
  RSA407722  Chorizanthe fimbriata Steve Boyd 1986-5-1 1785 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  RSA784658  Chorizanthe fimbriata Anna Kostikova, Glenn Litsios, Sarah Burgy, Steve Boyd 2010-6-20 65 Riverside South main divide road splitting. 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
  HSC35441  Chorizanthe fimbriata var. fimbriata J. D. Ackerman, A. M. Montalvo 1975-6-26 523 Riverside Hwy. 74 between Lake Elsinor and San Juan Capistrano, near upper San Juan Campground Comment
  UC217989  Chorizanthe fimbriata var. fimbriata P. A. Munz, I. M. Johnston 1922-5-18 5318 Riverside 3 mi e Murietta; e of Murietta 457 Comment
  SEINET7249062  Chorizanthe leptotheca Lee A. Ripma 2008-1 Riverside Comment
  UCR280947  Chorizanthe leptotheca Mitch Provance, Matt K. Beyers, John Hazlett, Jeremiah George 2017-4-6 417- 65 Riverside Temescal Valley, Indian Wash, SW of I-15, S side of De Palma Rd., 700-1100 ft. WNW of inter. with Glen Eden Rd. 366 Comment
  CAS-BOT-BC252789  Chorizanthe parryi var. parryi John Thomas Howell 1931-6-5 6658 Riverside San Gorgonio Pass at Cabazon Comment
  UC450107  Chorizanthe parryi var. parryi F. M. Reed 1907-6-10 1423 Riverside Riverside and vicinity 304 Comment
  UC72681  Chorizanthe parryi var. parryi Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR144413  Chorizanthe parryi var. parryi Scott D. White 2001-4-19 8380 Riverside Perris-Aguanga Basin, Perris / Sun City area. Just east of Goetz Road and south of Ethanac Road, c. 1.5 - 2.0 mi west of Interstate 215 473 Comment
  UCR177184  Chorizanthe parryi var. parryi Scott D. White, Michael Honer 2003-4-25 9090 Riverside San Bernardino Mtns, Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm, west side of road 671 Comment
  UCR250562  Chorizanthe polygonoides var. longispina A. C. Sanders 2014-4-18 41026 Riverside Peninsular Range, Temescal Canyon, hills along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, c. 100 m south of I-15 401 Comment
  UCR97272  Chorizanthe polygonoides var. longispina D. E. Bramlet 1995-4-26 2396 A Riverside Perris-Aguanga Basin, Shipley Reserve/SE cornor of Lake Skinner Co. Park 512 Comment
  RSA27503  Chorizanthe rigida I. L. Wiggins 1941-3-24 s.n. Riverside East side of Salton Sea, 1 mile north of Imperial Co. Line Comment
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May 3 2014
  RSA392746  Chorizanthe rigida N. R. Zabriskie, Walter Zabriskie 1973-3-23 596 Riverside 30 yds. SW of Research Center Bldgs. Deep Canyon, N slope Santa Rosa Mountains. 305 Comment
  UCR177828  Chorizanthe staticoides 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 1098 Comment
  LA206561  Chorizanthe xanti S. Beller; 1926-4-20 sn Riverside Palm Springs Comment
  UCR127577  Chorizanthe xanti var. leucotheca D. E. Bramlet 2003-5-28 3451 Riverside San Gorgonio wash, along dirt road to MWD tailings site, 2104m south of Cabazon, 457m north of the Colorado aqueduct 535 Comment
  SEINET7883464 Image available Chrysothamnus paniculatus Lewis S. Rose 1935-1 35677 Riverside Colorado Desert; Whitewater Wash, 3 mi SE Palm Springs Station 305 Comment
  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
  CAS-BOT-BC293737  Chylismia cardiophylla subsp. cardiophylla Mona Bourell 1987-4-14 3278 Riverside BLM California Conservation Area, Hwy 195, spur off of Box Canyon. Near Mecca 150 Comment
  JEPS121571  Chylismia cardiophylla subsp. cardiophylla Adam C. Schneider with Will Freyman 2014-2-16 384 Riverside Box Canyon Road. Comment
  RSA0117920  Chylismia cardiophylla subsp. cardiophylla Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7653 Riverside Mecca Hills: Side canyon along Painted Canyon Road. northeast of Mecca, northwest of Box Canyon. 170 Comment
  CAS-BOT-BC160594  Chylismia claviformis subsp. aurantiaca H. M. Hall 1905-4-1 5805 Riverside 10 miles west of Coachella 91 Comment
  UC708731  Chylismia claviformis subsp. aurantiaca H. K. Wagnon 1944-4-2 381 Riverside along fence w cold storage plant; Palm Springs, Torney General Hospital Comment
  JEPS59194  Cirsium scariosum W. L. Jepson 1901-5-27 1485 Riverside Cahuilla Valley 624 Comment
  POM12974  Cistanthe monandra P. A. Munz, I. M. Johnston 1922-5-21 5516 Riverside 1/2 mile above Keen Camp, San Jacinto Mountains 1524 Comment
  RSA733814  Cistanthe monandra Keith E. Hoffmaster 1935-3-31 569 -343 Riverside Palm Springs Comment
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Aug 27 2011
  UCR57208  Clarkia epilobioides Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, NE of Mesa del Burro. Rocky creek bed below Guava-DeLuz Road, c. 1.5 mi SW of intersection w/ Hayes Avenue Comment
  RSA407733  Clarkia purpurea subsp. quadrivulnera Steve Boyd 1986-5-1 1799 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow. 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
  UCR213694  Clarkia rhomboidea Justin M. Wood, Brandy Wood 2009-6-13 886 Riverside San Jacinto Mountains, Idyllwild County Park, Lily Creek and adjacent slope to west of campground 1616 Comment
  SD152801  Clarkia similis Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7350 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent bences and lower slopes from confluence with Los Alamos Canyon downstream to confluence with Tenaja Canyon. 366 Comment
  UCR251877  Clarkia unguiculata Victoria M. Woods, David G. Cook 2014-4-5 03 Riverside Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, northern Claremont 1043 Comment
  RSA769770  Claytonia parviflora Duncan S. Bell, J. D. England 2010-5-17 1003 Riverside San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15. 1045 Comment
  RSA65720  Claytonia parviflora subsp. utahensis F. W. Peirson 1921-3-22 2389 Riverside Murray Canyon near Palm Springs. 457 Comment
  RSA586804  Claytonia parviflora subsp. viridis D. L. Banks, Steve Boyd 1995-5-3 0241 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
  RSA689500  Claytonia perfoliata Scott D. White 2001-4-19 8368 Riverside Perris Basin: Perris/Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5-2 mi west of Interstate 215. 442 Comment
  SEINET3376701  Claytonia perfoliata Norman C. Cooper 1944-5-21 1301 Riverside San Jacinto Mtns. West Side. 914 Comment
  SDSU13912  Claytonia perfoliata subsp. mexicana Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2106 Riverside Small meadow north of El Valle. Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 640 Comment
  UCR49233  Claytonia perfoliata subsp. mexicana Steve Boyd 1986-4-2 1613 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR265590  Claytonia rubra Jordan Zylstra 2014-3-23 14015 Riverside San Jacinto Mountains, south of K-Flat, west of Apple Canyon Road 1463 Comment
  UCR133404  Clematis lasiantha Tracy Tennant, J. S. Ross 1998-5-7 MOR- 85 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  CHSC35508  Clematis pauciflora Jeanne Muro 1972-4-29 39 Riverside 3 mi. SW of Murrieta on Tenaja Rd. 548 Comment
  SEINET188366  Coldenia palmeri C. L. Hitchcock 1940-3-29 5851 Riverside ca 12 miles east of Indio Comment
  UCR177947  Collinsia Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 037 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  JEPS24218  Collinsia concolor Peter H. Raven 1958-5-18 13004 Riverside Pinyon Flats San Jacinto Mountains (near stream) Comment
  SD129528  Collinsia concolor Miles Fellows 1985-4-9 143 Riverside Oasis de Los Osos Preserve of The Nature Conservancy, Snow Creek Canyon, at the N foot of the San Jacinto Mountains, above old house site Comment
  UCR121081  Collinsia concolor A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24984 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  UCR132498  Collinsia concolor Michael D. Wilcox, Nathan Moorhatch 2003-4-4 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 396 Comment
  UCR227809  Collinsia concolor Duncan S. Bell, Joy England 2010-6-4 1263 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, along Forest Service Road 6S13 c. 0.5 air mile west of junction of Forest Service 6S04 and Forest Service Road 6S13 1372 Comment
  UCR241944  Collinsia concolor A. C. Sanders, Timothy W. Chumley 2013-4-2 40744 Riverside Peninsular Range, Temescal Canyon between Horsethief Canyon Rd. and Hostettler Rd., near I-15 Fwy, SE of Corona (Lee) Lake 377 Comment
  UCR91278  Collinsia concolor Scott D. White 1995-4-5 2748 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  VVC2874  Collinsia concolor Tim Thomas, P. J. MacKay 2010-4-12 5027 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  RSA45543  Colubrina californica J. C. Roos 1949-4-10 4231 Riverside 3.5 mi. SE of Desert Center, Chuckwalla Mountains. 610 Comment
  RSA736756  Conium maculatum Scott D. White, Lynn Stafford 2007-6-27 11748 Riverside Santa Ana River floodplain just below Prado Dam. 134 Comment
  UCR272493  Convolvulus arvensis Mitch Provance 2013-6-16 613- 23 Riverside Santa Ana River Valley, City of Riverside, Arlanza neighborhood, Foothill Elementary School on Wells Avenue, about 0.4 mi W of Van Buren 226 Comment
  UC1595730  Convolvulus simulans Steve Boyd and Tim Ross 1991-6-14 6405 Riverside rolling hills just sw jtn of Briggs Rd and Scott Rd (e of Hwy I-215, between Sun City and Murrietta); Paloma Valley Comment
  UCR228842  Convolvulus simulans A. C. Sanders 2011-4-26 39320 Riverside Peninsular Range, Alberhill Mountain, along dirt track parallel to Coal Ave./Nichols Rd. 432 Comment
  SEINET4676266  Cordylanthus filifolius Steve Boyd, Tim Ross 1992-6-10 7644 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon about 'Potrero Escondido,' an isolated area of low relief topping the ridge system due west of the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek with the main trunk of San Mateo Creek. Southeast side of potrero.; 0 671 Comment
  JEPS6760  Cordylanthus nevinii W. L. Jepson 1903-8-6 2274 Riverside Dark Canyon San Jacinto Mountains Comment
  POM259105  Cordylanthus nevinii Philip A. Munz 1938-8-14 15369 Riverside Ridge east of Toro Peak, Santa Rosa Mts. 2378 Comment
  RSA78304  Cordylanthus nevinii Philip A. Munz, E. K. Balls 1952-8-21 17976 Riverside Santa Rosa Spring, Santa Rosa Mts. 2134 Comment
  JOTR29501  Cordylanthus rigidus subsp. setiger La Doux, Tasha, Mike Bell, Mariya Navasio 2005-9-21 1377 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Wonderland of Rocks; Near Wall Street Mill parking area 1310 Comment
  CAS-BOT-BC287876  Coreopsis californica C. L. Hitchcock; C. V. Muhlick 1964-3-17 23091 Riverside 3 miles SE of Glen Ivy Hot Springs Comment
  CAS-BOT-BC287882  Coreopsis californica A. C. Sanders; K. Rose 1995-4-5 16357 Riverside San Bernardino Mts/Coachella Valley: S of Mission Creek and E of Highway 62 700 Comment
  UCR88439  Coreopsis californica A. C. Sanders, K. C. Rose 1995-4-5 16357 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  CAS-BOT-BC287191  Corethrogyne filaginifolia A. C. Sanders 2004-7-1 28382 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, large rocky hill (1762 ft) 1 mile E of Murrieta Rd and 1 mile N of Bundy Canyon Rd, ca 5 miles due S of Sun City 488 Comment
  UC63361  Corethrogyne filaginifolia E. A. Zumbro 1902-10-1 363 Riverside Riverside Comment
  UCR278880  Corethrogyne filaginifolia Mitch Provance 2012-7-17 712- 20 Riverside San Gorgonio Pass, Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd. 735 Comment
  RSA656148  Coryphantha alversonii Clarence Bonner 1961-12-1 s.n. Riverside Eagle Mountain Range: East end of the Eagle Mountains near Eagle Mountain pumping station, Metropolitan Water District Aqueduct. 305 Comment
  UCR158351  Cotula australis A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30079 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
  RSA84912  Crassula connata F. W. Peirson 1920-2-16 1935 Riverside Palm Canyon stream below the canyon, Palm Springs. region Comment
  SDSU13920  Crassula connata Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2136 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  UCR174348  Crassula connata A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32487 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
  UCR84600  Crassula connata Scott D. White, S. Ogg 1994-4-21 1968 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR96814  Crassula connata Scott D. White 1993-3-12 1179 Riverside Near Winchester 466 Comment
  UC1287004  Crassula connata var. erectoides C. L. Hitchcock 1966-3-15 24149 Riverside 1 mi. e. Glen Ivy Hot Springs Comment
  RSA71017  Cressa truxillensis F. W. Peirson 1922-5-21 4254 Riverside near foot of Jack Rabbit Grade. (south of Moreno) 427 Comment
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Mar 20 2011
  CAS-BOT-BC175814  Crossosoma bigelovii John Thomas Howell 1928-3-11 3414 Riverside Rocky wall of Morongo [Canon] Canyon, n. Colorado Desert 609 Comment
  JOTR30645  Crossosoma bigelovii La Doux, Tasha, Erin Babich 2008-4-21 1806 Riverside Joshua Tree National Park. Stop 4-Little San Bernardino Mountains, Upper East Deception Canyon 1233 Comment
  UC536862  Crossosoma bigelovii M. C. Jones 1934-2-18 Riverside Whitewater Canyon Colorado Desert Comment
  RSA785629  Croton californicus Doris Bowers 1972-4-15 1821 Riverside Pulgas Creek Rd. Rancho California 396 Comment
  SEINET3164599  Croton californicus L. S. Copel 1904-5-4 sn Riverside West Canyon, Palm Springs; Colorado Desert Comment
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Aug 3 2013
  UC1536996  Croton californicus Gordon H. True Jr. 1935-3-11 73 Riverside Box Springs Sycamore Canyon 365 Comment
  UC868665  Croton californicus Milo S. Baker 1928-4-4 2873 Riverside Palm Springs-Banning hwy Snow River Comment
  SEINET10493394  Croton californicus David B. Dunn 1946-3-15 Dunn 2039 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
  CLARK-A1656-886  Croton californicus var. mohavensis Jim Cornett 1977-6-25 Riverside Desert Hot Springs Comment
  GMDRC5507  Cryptantha J. Andre, T. La Doux, R. B. Kelley 2011-5-4 21088 Riverside Little San Bernardino Mountains: Long Canyon, up side canyon approx. 400 m. west of main canyon drainage 1172 Comment
  UCR281493  Cryptantha Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 92 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  JOTR30671  Cryptantha angustifolia La Doux, Tasha, Jim Andre 2008-3-21 140 Riverside Joshua Tree National Park. N. side of paved road to Cottonwood, at Fried Liver Wash crossing 557 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
  RSA788739  Cryptantha angustifolia Aaron C. Sedgwick, David Fraker 2012-3-28 29 Riverside In the Mecca Hills, take Box Canyon Rd. approximately 6 miles south of Rt. 10. 323 Comment
  RSA791929  Cryptantha angustifolia D. Silverman 2010-3-24 7823 Riverside South Palen Lake, Chuckwalla Valley, 5.1 km southeast of Sidewinder Well, 2.7 km southwest of Palen Dunes Dr., 3.4 km north of interstate 10. 133 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
  SDSU18687  Cryptantha angustifolia Kristen Hasenstab, M. G. Simpson 2008-4-1 52 Riverside Joshua Tree National Park. 500 ft south of Cottonwood Springs campground, along path that leads to the Mastodon Loop Trail. 928 Comment
  UCR126435  Cryptantha angustifolia T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 50 Riverside Coachella Valley, 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills, W edge of Coachella Canal 9 Comment
  SEINET10497267  Cryptantha angustifolia David Charlton 1988-2-18 Charlton 1131 Riverside Alluvial fan, S side of Little San Bernardino Mtns. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Park, parallel to I-10. Creosote Bush Scrub. 1 mi E of Jct Dillon Rd. and Fargo Cyn Rd. Stable and disturbed Bajada with; Psorothamnus, Larrea Common 8 in. white flowered annual on granite. 610 Comment
  POM184300  Cryptantha barbigera P. A. Munz 1932-3-14 11991 Riverside Palm Springs. 91 Comment
  UCR275514  Cryptantha barbigera D. E. Bramlet 2010-3-1 4453 Riverside Sonoran (Colorado) Desert, West Berdoo Canyon, Little San Bernardino Mtns., c. 6 air miles north of Indio 366 Comment
  UCR75053  Cryptantha barbigera A. C. Sanders, E. J. Lawlor 1992-4-4 12109 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA709186  Cryptantha barbigera var. fergusoniae A. C. Sanders 1987-02 6976 Riverside Sonoran (Colorado) Desert: foot of Rabbit Peak on the trail up from the mountain from the east. 61 Comment
  JOTR29581  Cryptantha circumscissa Andre, Jim 2006-4-6 6694 Riverside Joshua Tree National Park. Wilson Canyon, along Pinto Basin Rd 865 Comment
  UCR115343  Cryptantha corollata A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16268 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  UCR180140  Cryptantha corollata Mitch Provance 2003-4-26 9902 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  RSA79572  Cryptantha costata F. W. Peirson 1918-03 5798 Riverside Irrigated field near Indio. Comment
  UCR276381  Cryptantha costata Jim Andre 2015-4-23 32749 Riverside Sonoran (Colorado) Desert, Rice Valley; along Rice-Midland Rd., 3.1 miles south of Hwy 62, eastern end of Arica Mountains 253 Comment
  RSA0079092  Cryptantha cycloptera LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1451 Riverside Chocolate-Chuckwalla Mountains region: Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  JOTR33758  Cryptantha dumetorum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2756 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
  UCR41531  Cryptantha dumetorum A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6010 Riverside Chuckwalla Valley, 1 mi west of Hayfield Lake, 2 mi SW of the pumping station on a small cutoff road from Hayfield Rd to the dirt road to the Colorado River Aqueduct 427 Comment
  POM293650  Cryptantha intermedia Lyman Benson 1946-4-15 12027 Riverside 2 miles east of Banning, Colorado Desert 609 Comment
  POM369487  Cryptantha intermedia M. V. Hood 1945-3-25 s.n. Riverside Aguanga. Comment
  RSA659685  Cryptantha intermedia J. C. Roos 1947-3-21 3366 Riverside Plateau, Reche Canyon Comment
  RSA689515  Cryptantha intermedia Scott D. White, Michael Honer 2003-4-2 8900 Riverside Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  RSA786076  Cryptantha intermedia C. P. Cowan 1978-4-24 1251 Riverside 19.6 mi S on Hwy 74 from its jct with Hwy 111 at Indian Wells. Sta. Rosa Road, 1 mi S of 74. Whittaker transect no.W-225(voucher). Comment
  SBBG89123  Cryptantha intermedia D. Hawks 1988-4-2 Riverside Tule Crk drainage, 1.75 air mi NE of Aguanga, SE of intersection of Dove and Sycamore streets, S of Hwy 371 762 Comment
  UCR176893  Cryptantha intermedia Tracy Tennant 1998-7-1 s.n. Riverside Double Butte, between Winchester and Homeland 762 Comment
  UCR249633  Cryptantha intermedia Mike Bell 2008-3-19 038 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
  JOTR29373  Cryptantha maritima La Doux, Tasha, Mike Bell 2006-5-10 1450 Riverside Joshua Tree National Park. East Deception Canyon Comment
  POM13223  Cryptantha maritima E. C. Jaeger 1920-4-20 1124 Riverside Palm Springs. Comment
  RSA504966  Cryptantha maritima D. Charlton 1988-2-18 1151 Riverside Little San Bernardino Mountains. south side of range. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Monument, parallel to I-10. 5 miles E of Junction of Dillon Road and Fargo Canyon Road. 762 Comment
  RSA735320  Cryptantha maritima Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11252 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
  UCR148458  Cryptantha maritima S. J. Myers 2005-2-1 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 9 miles (4 air line) east of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 21 Comment
  UCR279418  Cryptantha maritima A. C. Sanders, Jim Malusa 2017-3-25 43019 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
  UCR92488  Cryptantha maritima George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, 5.6 mi NE of Desert Center on Rice Rd. 152 Comment
  POM72168  Cryptantha micrantha Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UC218237  Cryptantha micrantha P. A. Munz and I. M. Johnston 1922-5-19 5421 Riverside Keen Camp San Jacinto Mts. 1524 Comment
  RSA608561  Cryptantha micrantha var. lepida R. S. Woglum 1941-6-12 3055 a Riverside Idyllwild Comment
  POM47458  Cryptantha micrantha var. micrantha Mary F. Spencer 1918-4-13 844 Riverside Palm Springs. 137 Comment
  RSA676087  Cryptantha microstachys Scott D. White 2001-4-13 8325 Riverside Badlands; County landfill area north of Moreno Valley. About 1/4 air mi NW of the SR-60 Freeway jtn with Gilman Springs Rd. 595 Comment
  UCR90387  Cryptantha microstachys Steve Boyd 1995-4-24 8474 A Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn, at N base of Wildhorse Peak. Along the Wildhorse Trail near its junction with the Dripping Springs Trail. 610 Comment
  RSA611564  Cryptantha muricata R. S. Woglum 1941-6-12 3072 Riverside Riverside / San Diego counties. Peninsular Ranges: Santa Rosa Mountains. Comment
  RSA771789  Cryptantha muricata Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4883 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
  UCR98295  Cryptantha muricata Scott D. White 1992-3-29 92- 57 Riverside San Bernardino Mtns, Millard Canyon. Steep W facing slope below fork with East Millard Cyn Rd. Comment
  CLARK-A1528-7857  Cryptantha nevadensis John C. Roos 1949-4-11 4246 Riverside Chuckwalla Mountains Comment
  UCR18759  Cryptantha nevadensis John C. Roos, Lucille Roos 1949-4-11 4246 Riverside Sonoran (Colorado) Desert, N base of the Chuckwalla Mtns, south of Desert Center Comment
  UCR75063  Cryptantha pterocarya var. cycloptera A. C. Sanders, E. J. Lawlor 1992-4-4 12128 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  JOTR16629  Cryptantha utahensis Liska, K. and Leary, Pat 1975-3-11 958 Riverside Joshua Tree National Park. WEST WIDE CANYON 609 Comment
  RSA314617  Cryptantha utahensis R. F. Thorne, Drs Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55468 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  UCR16097  Cryptantha utahensis Loretta Bates 1978-4-15 s.n. Riverside Sonoran (Colorado) Desert, Box Canyon Road, 1 mi. north of Painted Canyon Road and 5 mi. north of Mecca. Comment
  UCR50381  Cryptantha utahensis F. R. Fosberg 1929-3-30 S- 00710 Riverside Western Colorado Desert/ San Jacinto Mtns, Palm Springs, Andreas Canyon Comment
  UCR282354  Cuscuta Mitch Provance, Jeremiah George 2017-7-26 717- 04 Riverside San Bernardino Valley, Jurupa Valley, northeast side of the Riverside Basin, just SE of Philadelphia St. and Wineville Rd. 247 Comment
  RSA545270  Cuscuta californica R. F. Thorne 1967-12 41891 Riverside Palm desert Comment
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Jun 16 2013
  RSA617439  Cuscuta campestris Scott D. White 1994-10-21 2505 Riverside Murrieta Creek channel downstream from Santa Gertrudis Creek confluence. S of bridge at Winchester; N of Long Valley Rd. 305 Comment
  SD262267  Cuscuta salina Mitch Provance, John Hazlett 2017-4-27 417 25 Riverside Elsinore Trough: Baker St., 0.05 - 0.15 miles SE of Pierce St. A short distance along the northeastward SCE transmission route. 384 Comment
  UCR84979  Cycloloma atriplicifolium A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16225 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
  POM222642  Cycloloma atriplicifolium L. C. Wheeler 1932-7-9 938 Riverside Santa Ana River at Chino Creek. 152 Comment
  RSA0097555  Cylindropuntia bigelovii Marc A. Baker, Michelle Cloud-Hughes 2015-3-26 18291 Riverside Chuckwalla Bench, 64 km WSW of Blythe, 3.9 km south of Augustine Pass. 660 Comment
  JEPS66875 Image available Cylindropuntia echinocarpa W. L. Jepson 1928-4-25 12622 b Riverside n. Colorado Desert, Cottonwood Mts., Cottonwood Spring Comment
  SD229117  Cylindropuntia ganderi Dick Schwenkmeyer 2012-10-16 852 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 505 Comment
  RSA0112088  Cylindropuntia ramosissima Duncan S. Bell 2010-2-21 551 Riverside Arica Mountains; Palen/McCoy Wilderness area; collecting in the central part of range. 418 Comment
  CAS-BOT-BC190214  Cynodon dactylon Lewis S. Rose 1957-1-3 57003 Riverside La Quinta. 15 Comment
  SDSU13535  Cynodon dactylon W. Miller with C. Mosse 1972-7-11 Riverside Dam. Comment
  CAS-BOT-BC114719  Cyperus difformis Beecher Crampton 2000-6-24 2059 Riverside Riverside: Santa Ana River Wash, between the Market St bridge and the 60 Fwy. 224 Comment
  POM78942  Cyperus eragrostis I. M. Johnston 1925-7-19 s.n. Riverside Pedley. Comment
  RSA737321  Cyperus eragrostis Justin M. Wood 2008-9-22 155 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  CAS-BOT-BC114416  Cyperus erythrorhizos John C. Roos 1951-9-25 5249 Riverside Common in mud at edge of lake, Fairmount Park. 259 Comment
  CAS-BOT-BC114045  Cyperus squarrosus Harvey Keith Wagnon 1944-5-25 396 Riverside By stream, Tahquitz Canyon, Palm Springs. Comment
  RSA215570  Dalea formosa Susan O'Brien 1970-5-9 s.n Riverside Apache trail near Banning. Comment
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Nov 30 2014
  POM13346  Dalea mollis E. C. Jaeger s.n Riverside Martinez Canyon wash Comment
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Aug 29 2016
  RSA517837  Dalea mollissima Steve Boyd, Orlando Mistretta 1986-3-13 1467 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UCD65759  Dasyochloa pulchella F. M. Reed 1927-3-19 5438 Riverside near Riverside, Salt Creek Wash, upper fork. Comment
  SDSU13537  Datura wrightii W. Miller 1972-8-9 Riverside Comment
  UCR100095  Datura wrightii R. G. Swinney 1967-2-12 601 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek 335 Comment
  UCR274000  Datura wrightii Mitch Provance 2012-9-11 17620 Riverside Badlands of Western Riverside County, Beaumont, near N base of Mt. Davis, near Cooper's Creek (tributary of San Timoteo Creek), about 2000 ft., along dirt road extension of Risco Circle, S of W 4th St. 762 Comment
  UC480887  Deinandra fasciculata S. B. Parish 1916-7-8 10773 Riverside pass road to Riverside Comment
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Apr 16 2011
  UC2030098  Deinandra kelloggii Scott D. White 2000-10-24 8143 Riverside SOUTH OF HEMET: Gibbel Flat: in the Santa Rosa Hills. Comment
  UCR18913  Delphinium cardinale John C. Roos 1965-6-19 s.n. Riverside Peninsular Range; Santa Ana Mtns, Sky Line Drive, south of Corona Comment
  UCR18681  Delphinium parishii Frank C. Vasek 1973-6-8 730608- 14 Riverside Santa Rosa Mtns, Slope above Garnet Queen Creek Comment
  UCR132917  Delphinium parryi John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  UCR240629  Delphinium parryi Tracy Tennant, Mitch Provance 1998-6-16 MOR- 427 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  UCR16746  Delphinium parryi subsp. parryi Rodney Hendrick 1965-5-2 s.n. Riverside Peninsular Range, Temecula Creek and Hwy. 71 610 Comment
  UC855078  Dendromecon rigida I. W. Clokey and E. G. Anderson 1935-8-21 6638 Riverside w Black Mountain (along road) 1500 Comment
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Nov 20 2010
  SD133230  Deschampsia danthonioides A. C. Sanders 1991-4-19 10926 Riverside Edgemont area, east of Sycamore Canyon; 0.8 miles west of highway I-215 on East Ridge dr; just west of Pepsi Plant 466 Comment
  UCD63235  Deschampsia danthonioides var. gracilis Alan A. Beetle 1946-4-19 4697 Riverside Edgemont, 5 miles southeast of Riverside. Comment
  POM49465  Deschampsia elongata P. A. Munz, I. M. Johnston 1924-7-28 8802 Riverside Pine Flats, San Jacinto Mountains. 1707 Comment
  RSA697471  Descurainia pinnata Mary Edmunds 1932-3-26 s.n. Riverside Mc Intyre Ranch-Oasis Coachella Valley. Comment
  JOTR30321  Descurainia pinnata subsp. glabra La Doux, Tasha, E. Babich, J. Galvin, B. Truesdell, N. Fraga, A. Miller, J. Van Warmerdam 2008-2-4 1766 Riverside Joshua Tree National Park. Hexie Mountains, southern end; Porcupine Wash. Stop #1: Open sandy wash near road heading to Cottonwood. 745 Comment
  UC136971  Descurainia pinnata subsp. glabra T. S. Brandegee 1902-5-14 Riverside Whitewater; San Bernardino Comment
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Jan 15 2010
  RSA651829  Descurainia pinnata subsp. menziesii Marion P. Harthill 1971-3-19 20 Riverside Palm Desert. Comment
  UCR171138  Descurainia sophia John F. Green 2005-5-17 s.n. Riverside Perris-Aguanga Basin, Markham Pit; Gravel pit on SE corner of Markham Street and Day Street, south of March Air Force Base 537 Comment
  CAS-BOT-BC500848  Dichelostemma capitatum Milo S. Baker 1928-4-3 2807 b Riverside Tahquitz Canyon near Palm Springs Comment
  IRVC57  Dichelostemma capitatum subsp. capitatum D. C. 1965-4-28 HS 0093 Riverside Palm Springs. Comment
  RSA367458  Dichelostemma capitatum subsp. capitatum Ora M. Clark 1929-2-23 1511 Riverside South Cabazon. Comment
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Mar 13 2011
  SDSU12912  Dichelostemma capitatum subsp. capitatum Jutta Buschbom 1991-5-1 2 Riverside SE-Slope, N-Border of the Reserve, beyond an avocado-grove, ca. 500 m (15 min) NW from the fieldstation. Santa Margarita Ecological Reserve. Comment
  UCR251954  Dichelostemma capitatum subsp. capitatum Max Brodie 2014-4-20 26 Riverside Peninsular Range; Santa Ana Mtns., SW of Lake Elsinore, off South Main Divide Rd. roughly 3 miles south of Hwy 74 851 Comment
  RSA367527  Dichelostemma capitatum subsp. pauciflorum N. C. Cooper 1944-4-8 1093 Riverside San Bernardino National Forest, San Jacinto Mountains: Andreas Canyon (near Palm Springs) 457 Comment
  SEINET7073345  Dichelostemma capitatum subsp. pauciflorum A. G. Vestal 1963-4-29 s.n. Riverside South Mesa on Tenaja Grande (Tenaja Trunk Road), Santa Ana Mountains. Cleveland National Forest. Coordinate datum: NAD27. Comment
  SEINET10533946  Dichelostemma pulchellum Steve Boyd, Timothy S. Ross 1992-5-4 Boyd 7183 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak flats area east of Verdugo Potrero, T7S R6W sec 13. 2400 feet. Rolling terrain with mosiac of Adenostoma fasciculatum-Ceanothus crassifolius chaparral, Quercus agrifolia woodland and disturbed grassland with Stipa pulchra, Bromus mollis, B. diandrus, B. rubens and Avena barbata. Common on heavy soil, native grassland and adjacent openings in chaparral and oak woodland, NE 1/4 SE 1/4 sec 13. Comment
  RSA501045A  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3166 A Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  POM145442  Dicoria canescens Marcus E. Jones 1928-1-3 9144 Riverside Indio. Comment
  CLARK-A1528-53  Digitaria ischaemum John C. Roos 1951-9-25 5276 Riverside Riverside 259 Comment
  LA102182  Digitaria ischaemum John C. Roos; 1965-9-28 sn Riverside San Jacinto Comment
  RSA69813  Digitaria ischaemum J. C. Roos 1951-9-25 5276 Riverside Fairmount Park 259 Comment
  SD129180  Diplachne fusca var. uninervia G. Helmkamp 1989-9-16 Riverside Circa 1/2 mile South of Highway I-8 West of Blythe, in disturbed soil beside alfalfa field at Seeley Road and State Highway 78. 74 Comment
  CAS-BOT-BC152915  Diplacus brevipes Peter H. Raven 1958-5-17 12947 Riverside 7.4 miles south-east of Banning on road to Idyllwild, San Jacinto Mountains Comment
  RSA0019412  Diplacus fremontii P. A. Munz 1924-5-18 8137 Riverside 18 miles S of Banning on Idyllwild Road. 1524 Comment
  CAS-BOT-BC150680  Diplacus longiflorus Philip A. Munz; P. C. Everett 1950-6-23 14909 Riverside 2 mi. n.w. of Pipe Creek, Hemet Valley, San Jacinto Mts. 1402 Comment
  RSA0018434  Diplacus longiflorus var. calycinus Christopher Davidson 1975-6-16 2803 Riverside Ca. 2 miles S of Banning on road R1 to Idyllwild. 823 Comment
  SEINET8370224  Diplacus puniceus L. P. Janeway 2004-8-5 8066 Riverside Peninsular Ranges; Santa Ana Mountains, Los Alamos Canyon near mouth of Wildhorse Canyon, where Wildomar Road crosses the creek; on slope above road, bottom of the canyon. 421 Comment
  RSA713266  Diplotaxis muralis O. F. Clarke 2002-5-1 s.n. Riverside UCR Botanical Garden 351 Comment
  UCR207623  Distichlis spicata 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
  UCR231754  Distichlis spicata John F. Green 2008-4-23 07- 03 Riverside Peninsular Range, hills south of Perris, powerline route above the San Jacinto River, east of Lantana Dr., south of Ethanac Rd. 439 Comment
  UC51618  Distichlis spicata var. divaricata Jos. Burtt Davy 1902-4-2 Riverside Salton; ; Salton, Riverside Co. Comment
  JOTR30264  Ditaxis lanceolata Leary, Pat 1987-5-21 3830 Riverside McCoy Spring, McCoy Mountains, T5S R20E sec17 (unsurveyed), [UTMs estimated, January 2010] Comment
  JOTR32109  Ditaxis lanceolata Harding, Mitzi, Kipp Callahan 2012-8-27 284 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  SD129380  Ditaxis lanceolata A. C. Sanders 1989-9-19 9500 Riverside Chocolate Mountains Aerial Gunnery Range; 1.75 km south of Tabaseca Tank, along the wash above Tabaseca Target. 680 Comment
  CLARK-A1656-837  Ditaxis neomexicana Jon Mark Stewart 1983-8-29 83-34 Riverside San Jacinto Mountains 853 Comment
  SEINET1109560  Ditaxis neomexicana George K. Helmkamp 1998-1 3180 Riverside Sonoran (Colorado) Desert: 2.3 mi. N of Hwy I-10 on nEagle Mtn Rd. 274 Comment
  UCR245249  Ditaxis neomexicana Jim Andre 2012-3-19 21298 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
  UCR5218  Ditaxis neomexicana O. F. Clarke 1966-10-5 661005- 07 Riverside Sonoran (Colorado) Desert, University of Calif, Riverside Desert Research Center [= Deep Canyon] 290 Comment
  CDA24811  Dithyrea californica M. S. Wasbauer 1960-3-26 Riverside Palm Springs. 0 Comment
  SD38011  Dithyrea californica Edith A. Purer 1935-4-21 6488 Riverside Near Palm Springs, western Colorado Desert (mak 6/07) Comment
  RSA192056  Dodecatheon clevelandii E. W. Lathrop 1960-3-11 4653 Riverside 5 miles west of Murrieta. Comment
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Apr 28 2011
  RSA263756  Dodecatheon clevelandii E. W. Lathrop 1971-3-21 7452 Riverside Bedford Truck Trail of the Coleveland nat'l Forest, Trabuco District. 915 Comment
  UCR2902  Dodecatheon clevelandii Paul W. White 1963-4-30 43063- 01 Riverside Murrieta 2 miles out [west] of Murrieta on Tenaja Road 549 Comment
  UCR138645  Dodecatheon clevelandii subsp. clevelandii D. L. Banks 1997-2-17 1274 Riverside Agua Tibia Mtns., NW Palomar Mountains: burned areas in the Temecula community of Redhawk, south of the intersection of Redhawk Parkway and Tehachapi Pass Road 396 Comment
  CHSC34416  Downingia bella Donna Panico 1972-4-30 A- 51 Riverside Ca. 10 air mi. So. of Elsinore, 4 mi. E. of Tenaja Campgrounds in Cleveland Nat'l Forest. 655 Comment
  SD204853  Downingia bella R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-6-5 55200 Riverside Peninsular Ranges; Santa Ana Mountains region: Southwest of Murrieta. Santa Rosa Plateau, Mesa de Colorado. 579 Comment
  RSA697425  Draba corrugata J. R. Bruff 1934-7-5 s.n. Riverside San Jacinto Mountain Comment
  UC219594  Draba corrugata var. saxosa P. A. Munz 1922-6-28 5870 Riverside Toro Peak Santa Rosa Mts., Toro Peak 2529 Comment
  POM370051  Draba cuneifolia var. integrifolia Christopher Davidson 1973-4-1 1818 Riverside Hwy 71/79, appx. 7 mi from jct of Hwy 395 south. 412 Comment
  RSA708420  Draba verna Scott D. White, James Huelsman 2005-2-18 10787 Riverside Anza. Just East of Cary Rd. and N. of Hwy 371. 1143 Comment
  UC1606622  Drymocallis glandulosa Steve Boyd and Tim Ross 1992-5-5 7249 Riverside grassland area s Oak Flats (sw of Bluewater Trail, San Mateo Canyon Wilderness Area); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 731 Comment
  CAS-BOT-BC535005  Drymocallis glandulosa var. reflexa C. B. Wolf 1931-5-11 1961 Riverside San Jacinto Mts. near Pipe Creek above Hemet Valley, Upper Sonoran 1676 Comment
  RSA0124009  Dudleya lanceolata Duncan S. Bell 2016-4-14 9281 Riverside Santa Rosa Mountains; near the head of Deep Creek, along the Sawmill Tail; in the vicinity of the old water tank along the road. 1301 Comment
  UCR237696  Dudleya saxosa subsp. aloides Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4738 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 600 Comment
  RSA0002526  Echeveria lanceolata var. composta W. L. Jepson 1903-8-6 2285 Riverside Spruce Canyon, San Jacinto Mt. 1311 Comment
  RSA0054930  Echidiocarya californica Keith E. Hoffmaster 1936-4-26 711 Riverside Box Springs grade, Riverside. Comment
  SEINET5497458 Image available Echinocereus engelmannii subsp. engelmannii Marc A. Baker, Michelle Cloud-Hughes 2011-6-11 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
  CDA1982  Echinochloa colona T. C. Fuller 1970-10-7 19799 Riverside Palo Verde Valley, southwest of Blythe. 0 Comment
  POM11717  Elatine californica P. A. Munz, I. M. Johnston 1922-5-20 5460 Riverside Kenworthy, San Jacinto Mts 1418 Comment
  UCR207567  Eleocharis acicularis O. F. Clarke 2004-5-7 s.n. Riverside Peninsular Range; San Jacinto Valley, San Jacinto Wildlife Area 442 Comment
  RSA234094  Eleocharis montevidensis Robert F. Thorne, E. W. Lathrop 1969-6-6 39345 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  UCR120853  Eleocharis palustris D. E. Bramlet 2000-8-30 3070 Riverside Lake Skinner Regional Park. Tucalota Creek, just east of the equestrian bridge which crosses the creek. 1400-1500 ft north of the dirt service road (1487), and 2,600 - 2,700 ft. SE of the service road in Section 6 (1516) 470 Comment
  UCR19371  Elymus condensatus John C. Roos 1965-6-19 s.n. Riverside Peninsular Range; Santa Ana Mtns, Sky Line Drive, south of Corona Comment
  UCR126483  Elymus elymoides Scott D. White 1997-5-18 5175 Riverside San Jacinto Mtns., 'Black Mountain Scenic Area,' Black Mountain Trail between Hwy 243 and Cinco Poses Trail junction 1829 Comment
  UCR207342  Elymus repens O. F. Clarke 2004-5-17 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  CAS-BOT-BC204300  Elymus trachycaulus subsp. trachycaulus H. M. Hall 1901-6-1 2174 Riverside San Jacinto Mountains. In the meadows of Thomas Valley 1371 Comment
  UCR202592  Elymus triticoides Scott D. White, Justin M. Wood 2008-7-8 12392 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  SD4049  Emmenanthe penduliflora Edmund Jaeger 1925-5-2 Riverside Kyes water Canyon, Box Springs Mountains. 579 Comment
  UCR107412  Emmenanthe penduliflora B. G. Pitzer 1997-3-23 2964 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
  SBBG133560  Emmenanthe penduliflora S. D. White 2004-4-26 10269 Riverside Soboba Indian Reservation, Indian Crk Watershed, San Jacinto Mtn foothills 518 Comment
  POM11524  Encelia actoni P. A. Munz 1922-7-3 5961 Riverside S slopes of Santa Rosa Mts. 1676 Comment
  POM356673  Encelia actoni Norman C. Cooper 1949-6-3 4150 Riverside Temecula 762 Comment
  POM98992  Encelia actoni E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mts, Eastern Riverside County. 762 Comment
  RSA0048485  Encelia actoni Bruce Haines 1962-5-6 187 Riverside 10.6 miles southwest of California Highway 74 from junction art Palm Desert with California Highway 111. 975 Comment
  RSA79160  Encelia farinosa P. A. Munz, Percy C. Everett 1952-5-2 16246 Riverside Dry Morongo Wash, n.w. end of Coachella Valley. 457 Comment
  SEINET2050574 Image available Encelia farinosa C. F. Shutts 1949-3-28 100 Riverside Palms Springs to Pine Highway State 74. Santa Rosa Mountains. Palm Springs 747 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
  UCR120566  Encelia farinosa Helen Kennedy, T. B. Salvato 2002-2-2 5452 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
  UCR200326  Encelia farinosa Steve Boyd 2007-4-20 11724 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
  SEINET8735120 Image available Encelia farinosa Jean Coulson 1959-1 s.n. Riverside U. C. R. Campus, 100 yds W. of biological control lot E. of Webber Hall. 1 Comment
  POM356685  Encelia farinosa var. farinosa L. E. Hoffman 1933-2-18 s.n. Riverside Above Garnet, Coachella Valley Comment
  POM356699  Encelia farinosa var. farinosa Chas Gabriel 1925-12-16 228 Riverside Palm Springs. Comment
  POM656671  Encelia farinosa var. farinosa Norman C. Cooper 1949-4-9 3324 Riverside Blythe. 81 Comment
  RSA701159  Encelia frutescens Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah DeGroot, Valentin Arvizu, Tim Thibault 2004-5-14 11263 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range., [Coordinates are off a little and map in Riverside Co.] 570 Comment
  SD251191  Encelia frutescens Aaron C. Sedgwick, Cody Leslie 2012-9-20 122 Riverside Mojave Desert; Southcentral Mojave Desert region: South of 29 Palms Hwy 62 in a wash ~3 mi. east of Chadwick Rd. West of Ironage road ~1500 ft. 242 Comment
  OBI38921  Ephedra aspera A. C. Sanders, D. Charlton, & B. Pitzer, B. Pitzer 1986-3-3 6142 Riverside North foot of the Chuckwalla Mts, 2-3/4 mi airline SE of Desert Center 366 Comment
  CAS-BOT-BC81547  Ephedra californica Philip A. Munz 1940-3-22 15657 Riverside [Whitewater] White Water Canyon, 2 miles north of Banning-Indio boulevard Comment
  UCD133047  Ephedra californica James B. Garner 1959-3-17 408 Riverside vicinity of White Water, north of Palm Springs. Comment
  NY1403  Ephedra clokeyi I. W. Clokey 1935-4-17 6513 Riverside Cottonwood Springs. Comment
  NY70649  Ephedra torreyana R. S. Ferris 1958-3-19 13264 Riverside 2.1 miles south of Rice on road to Midland and Blythe Comment
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Jun 2 2012
  SD122931  Epilobium canum subsp. canum Steve Boyd 1985-8-7 1109 Riverside Santa Rosa Plateau region, northwest base of Redonda Mesa on Tenaja Road, 0.8 mile east of junction with 8S01 and 8S02 Comment
  CAS-BOT-BC171738  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-10-3 197 Riverside Strawberry-Tahquitz Valley Trail, San Jacinto Mts. 2346 Comment
  RSA162769  Epilobium canum subsp. latifolium John Olmsted 1958-9-21 207 Riverside Dark Canyon just above its intersection with Banning Idyllwild road. Comment
  SBBG60174  Epilobium ciliatum subsp. ciliatum R. Hoffmann 1929-9-5 Riverside Tahquitz Valley 2438 Comment
  RSA5237  Epilobium oregonense Carl B. Wolf 1932-8-5 3961 Riverside On trail from Tahquitz Valley to San Jacinto Peak; head of a fork of Tahquitz Creek. San Jacinto Mountains. 2744 Comment
  UC20089  Epilobium oregonense H. M. Hall July, 1901 2357 Riverside Tauquitz Valley San Jacinto Mts 2438 Comment
  RSA92723  Epilobium pygmaeum J. C. Roos 1952-5-14 5662 Riverside Edgemont, near Box Springs. 488 Comment
  RSA0121456  Epipactis gigantea Duncan S. Bell, LeRoy Gross 2016-3-30 9136 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.75 air miles southeast of the summit of Martinez Mountain. 698 Comment
  POM9736  Equisetum hyemale var. affine E. C. Jaeger 1921-6-18 s.n. Riverside Tahquitz Creek. San Jacinto Mountains 2134 Comment
  UCR170120  Equisetum laevigatum Jeffrey Ross, Sam Lau, Jenny Phui 1998-5-31 118 Riverside San Bernardino Mtns. region, Morongo Indian Reservation; Lion Canyon 756 Comment
  UCR116794  Eragrostis barrelieri A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24152 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
  UCR18157  Eragrostis barrelieri A. C. Sanders 1978-3-11 585 Riverside Sonoran (Colorado) Desert, Coachella Valley, Indio area, along Washington Street, just south of its intersection with Hwy 111 30 Comment
  UCR93083  Eragrostis barrelieri A. C. Sanders, S. Ogg 1994-7-28 15168 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  UCR113731  Eragrostis cilianensis Mitch Provance 2000-7-30 2170 Riverside Jurupa Mountains, Pediment of the NW Jurupa Mtns., area SE of the eastern extreme of Philadelphia St. 267 Comment
  UCR83128  Eragrostis curvula var. conferta A. C. Sanders, S. Ogg 1994-7-28 15183 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  UCR90283  Eragrostis lehmanniana Scott D. White 1995-7-7 3451 Riverside City of Riverside, Market Street crossing at Santa Ana River 344 Comment
  UCR93087  Eragrostis minor A. C. Sanders, S. Ogg 1994-7-28 15173 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  UCR113858  Eragrostis pectinacea var. miserrima Mitch Provance 2000-6-24 2039 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  RSA421558  Eremocarpus setiger M. M. Thompson 1947-6-9 C- 2065 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UC73655  Eriastrum densifolium M. F. Gilman 1904-1 32 Riverside Banning Comment
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Mar 13 2011
  UCD118286  Eriastrum densifolium Mitch Provance; Kerry Knudsen, Petra Wester 2004-5-8 9001 Riverside Santa Rosa Mountains: Along Hwy 74 on the Santa Rosa Mountain Grade, ca. 0.8-0.5 mile NE of Black Hills. 854 Comment
  UC218262  Eriastrum densifolium subsp. austromontanum P. A. Munz 1922-7-1 5927 Riverside Old Nicholas Canyon Santa Rosa Mts. 1524 Comment
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Jun 4 2009
  UCR135737  Eriastrum densifolium subsp. densifolium Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9001 Riverside Santa Rosa Mountains, along Hwy 74 on the Santa Rosa Mountain Grade, c. 0.5-0.8 mi NE of Black Hill 854 Comment
  UCSB38668  Eriastrum eremicum Cowan, Clark 1978-4-24 Riverside Lake Cohuila; 2.1 mi. (3.3 km) off Ave 66 on a dirt road, 1.3 mi. (2 km) on Ave 66 from Hwy 86; Whittaker transect #W-222 Comment
  RSA0121256  Eriastrum eremicum subsp. eremicum Christopher Davidson, B. Gustafson 1977-4-7 5572 Riverside Whitewater Canyon Road, (exit from I-10 ca. 2.5 miles W of junction I-10 with State 62. Near start of Angeles [actually Pacific] Crest Trail). 610 Comment
  UC218164  Eriastrum eremicum subsp. eremicum P. A. Munz and I. M. Johnston 1922-5-6 5169 Riverside Dry Morongo Wash Little San Bernardino Mts. Comment
  JEPS57287  Eriastrum sapphirinum L. R. Heckard and R. C. Bacigalupi 1968-5-5 1807 Riverside 2.6 mi n Radec 548 Comment
  UCR235084  Eriastrum sapphirinum A. C. Sanders, John F. Green 2012-6-1 40229 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, south of I-15 between Horsethief Cyn. Rd. and Hostettler Rd. 368 Comment
  RSA0122948  Eriastrum sapphirinum subsp. dasyanthum T. B. Salvato, John Green 2004-5-27 623 Riverside Head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp. 1402 Comment
  UCSB5009  Eriastrum sapphirinum subsp. dasyanthum Jacobson, A. 1959-5-16 Riverside Road between Banning and Idyllwild, 4 miles south of Banning 762 Comment
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Mar 30 2014
  RSA0121592  Eriastrum sapphirinum subsp. dasyanthum F. W. Peirson 1920-6-22 4708 Riverside Temescal Canyon. 305 Comment
  HSC35352  Eriastrum sapphirinum subsp. sapphirinum J. D. Ackerman, A. M. Montalvo 1975-6-26 522 Riverside Hwy. 74 between San Juan Capistrano and Lake Elsinor, 1 mi. E of Upper San Juan Campground, Cleveland National Forest 610 Comment
  CAS-BOT-BC292795  Ericameria cuneata var. cuneata Ralph Hoffmann 1929-9-6 s.n. Riverside Naer Taquitz Pk., San Jacinto Mts. 2590 Comment
  POM295632  Ericameria cuneata var. spathulata Lyman Benson 1952-12-29 15088 Riverside White Tanks, Joshua Tree National Monument, 915 Comment
  UCR243161  Ericameria linearifolia LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4298 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
  UC604141  Ericameria nauseosa var. oreophila Edmund C. Jaeger 1938-10-21 Riverside 15 mi s of Warren's Well; Little San Bernardino Mts., Joshua Tree National Monument 1280 Comment
  UC322979  Ericameria palmeri var. pachylepis H. M. Hall 1927-10-22 12296 Riverside Wildomar Comment
  UCR100361  Ericameria palmeri var. pachylepis A. C. Sanders, T. Tennant 1997-11-14 21605 Riverside San Bernardino Mtns., Morongo Indian Reservation, Hathaway Canyon drainage. 884 Comment
  CAS-BOT-BC299543  Ericameria paniculata Mrs. Robert Campbell 1921-11-26 4 Riverside Between Palm Springs and Indian Wells Comment
  SBBG62800  Ericameria paniculata R. H. Nordhoff 1940-11-10 612 Riverside near Thousand Palms Cyn Comment
  RSA249473  Ericameria parishii John F. Emmel 1972-8-20 409 Riverside Firebreak on Chalk Hill, just S of Idyllwild, San Jacinto Mts. 1616 Comment
  SD44539  Ericameria pinifolia J. B. Marks 1948-6-20 Riverside above Banning 915 Comment
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Mar 13 2011
  UCD131579  Ericameria pinifolia A. C. Sanders; T. Tennant 1997-11-14 21603 Riverside San Bernardino Mountains: Morongo Indian Reservation, Hathaway Canyon. 854 Comment
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Dec 14 2016
  UCR92756  Ericameria pinifolia F. M. Reed 1933-11-6 8309 Riverside Peninsular Range; Santa Rosa Mtns, Santa Rosa Indian Reservation 1402 Comment
  UCR167831  Erigeron foliosus T. B. Salvato, Melissa Clemons 2005-6-2 1336 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  CAS-BOT-BC278488  Eriochloa aristata J. C. Roos 1965-9-26 s.n. Riverside In Indio Comment
  RSA455014  Eriodictyon crassifolium N. R. Zabriskie, W. M. Zabriskie 1971-4-24 398 Riverside Water service road above crossing of Deep Canyon, Santa Rosa Mts. 1317 Comment
  SD260968  Eriodictyon crassifolium Mitch Provance 2012-9-13 912 06 Riverside Badlands of Western Riverside County: about 0.2 miles S of Mt. Davis A+-2 miles SSW of Beaumont. 847 Comment
  RSA0034877  Eriodictyon crassifolium Norman C. Cooper 1944-5-20 1309 Riverside Palms to Pines Highway. San Jacinto Mountains. 1280 Comment
  UC455939  Eriodictyon crassifolium var. crassifolium F. M. Reed 1905-7-4 813 Riverside Coldwater Canyon [Santa Ana Mtns., near Glen Ivy] Comment
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May 22 2012
  UCR16691  Eriodictyon crassifolium var. crassifolium S. W. Austin 1969-5-10 35 Riverside Peninsular Range, Alberhill Road, 2.25 - 2.5 mi. NW of Elsinore on slope on SW side of road 305 Comment
  RSA510043  Eriodictyon trichocalyx B. Pitzer, H. Pitzer, J. Hall 1987-4-23 571 Riverside Whitewater Canyon, from N edge of Fish Hatchery to 0.5 miles N of It, 5.5 miles N of I-10 on Whitewater Canyon road. 732 Comment
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Jan 14 2010
  SBBG15884  Eriodictyon trichocalyx C. Walker 1954-4-10 Riverside arroyo in White Water Cyn Comment
  POM122546  Eriogonum apiculatum Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  RSA766436  Eriogonum apiculatum E. L. Peterson 1930-8-28 s.n. Riverside Canyon between Tahquitz Valley Trail and Marion Peak, above Idyllwild. San Jacinto Mts. 1890 Comment
  UCR26621  Eriogonum davidsonii E. W. Lathrop 1966-5-29 6392 Riverside Peinsular Range; Santa Ana Mtns, Cleveland National Forest, Main Divide Truck Trail between El Carriso and Santiago Peak 1223 Comment
  UCR269220  Eriogonum davidsonii T. B. Salvato, Arlee Montalvo 2015-8-22 8235 Riverside San Jacinto Mountains, Apple Canyon Road, 1.35 air miles northeast of its junction with Hwy 74 1418 Comment
  RSA777721  Eriogonum deflexum var. deflexum Jim Andre, G. L. Clifton 2011-2-22 17415 Riverside Mecca Hills; along Box Canyon Road, 5.5 miles NE of town of Mecca 52 Comment
  UCR141244  Eriogonum elongatum A. C. Sanders, Mike Misenhelter 2004-10-6 28828 Riverside Santa Ana Mtns./Santa Rosa Plateau, hill 2139 at west end of the Mesa De Colorado, private land on the west side of Via Volcano adjacent to the Santa Rosa Plat. Ecol. Reserve 640 Comment
  UCR3399  Eriogonum elongatum John Minnich 1964-2-27 64-2-27- 4 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
  SD229217  Eriogonum elongatum var. elongatum Dick Schwenkmeyer 2012-10-16 927 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 551 Comment
  SEINET7907886  Eriogonum fasciculatum D. A. Johnson 2005-1 Riverside 1 mi E of CA 74 on River Rd between Perris & Lake Elsinore 488 Comment
  UCR231185  Eriogonum fasciculatum A. C. Sanders, Kent Beaman 2011-9-27 39918 Riverside Peninsular Range; Santa Ana Mtns., Main Divide Truck Trail, 0.95 km ENE (78 deg. ) of Santiago Peak summit 1402 Comment
  UCR137035  Eriogonum fasciculatum subsp. polifolium A. C. Sanders 2004-5-5 27780 Riverside Gavilan Hills, route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, c. 0.25 mi. NNW of Harford Spring, c. 1.2 mi. NE of Gavilan Peak 579 Comment
  SEINET208629  Eriogonum fasciculatum var. flavoviride W. L. Jepson 1914-5-17 5986 Riverside unspecified 762 Comment
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Jul 30 2013
  UC412782  Eriogonum fasciculatum var. polifolium R. L. Pendleton 1905-9-28 256 Riverside Riverside Comment
  POM97992  Eriogonum fasciculatum var. polifolium E. C. Jaeger 1926-3-26 s.n. Riverside Eagle Mts 976 Comment
  UCR256789  Eriogonum gracile T. B. Salvato, Matthew Malle 2013-5-20 7570 Riverside Perris-Aguanga Basin, Menifee, east of Railroad Canyon and west of Hyw I-215. Murrieta Road between Newport Road and La Piedra Road 454 Comment
  SEINET9037370 Image available Eriogonum gracile var. gracile M. Wall 2003-9-6 344 Riverside Peninsular Ranges; Perris-Aguanga Basion region; 540 Comment
  RSA0104490  Eriogonum gracile var. incultum Duncan S. Bell 2015-9-30 8665 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  JOTR29523  Eriogonum heermannii var. argense La Doux, Tasha, Mike Bell 2006-9-6 1583 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Barker Dam Comment
  UCR99565  Eriogonum inflatum B. G. Pitzer 1996-11-9 2928 Riverside Sonoran (Colorado) Desert, Orocopia Mtns: Bob's Cabin, c. 4 road mi. north of Salt Creek Road (on SR211) & 4.5 air mi. south of the W end of Hayfield Lake. 610 Comment
  UC635000  Eriogonum inflatum var. inflatum H. L. Mason 1928-3-10 4230 Riverside Hidden Springs Canyon Coachella Mountains, Hidden Springs Canyon Comment
  CAS-BOT-BC269780  Eriogonum nudum var. pauciflorum H. M. Hall 1901-7-1 2504 Riverside San Jacinto Mountains 1645 Comment
  JEPS56625  Eriogonum nudum var. pauciflorum Carl V. Meyer 1928-8-1 623 Riverside near water supply spring (Tahquitz group, U. S. government summerhome site lots); San Jacinto Mt., U. S. government summerhome site lots 1767 Comment
  POM259133  Eriogonum nudum var. pauciflorum P. A. Munz 1938-8-14 15374 Riverside East of Toro Peak 2287 Comment
  JEPS56458  Eriogonum pusillum J. Ewan 1930-4-17 2199 Riverside at base of dunes between S.P.R.R. tracks and Snow Creek Wash Comment
  RSA64582  Eriogonum pusillum F. W. Peirson 1933-4-13 10642 Riverside Deep Canyon to Idyllwild, Santa Rosa Mountains 1372 Comment
  RSA766164  Eriogonum pusillum Joseph A. Ewan 1929-3-23 179 Riverside Whitewater canyon, 457 Comment
  POM122132  Eriogonum reniforme Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  JOTR32195  Eriogonum saxatile Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; side canyon of Pushawalla Canyon; Steep rocky/gravelly drainage near elevated seep, and steep gravelly hills surrounding it (Stop 4) 1371 Comment
  UC1329840  Eriogonum saxatile James E. Cole 1941-6-9 860 Riverside s summit of Stubby Spring Pass; Joshua Tree National Monument 1432 Comment
  CAS-BOT-BC263502  Eriogonum thomasii Roxana S. Ferris; Ruth P. Rossbach 1938-5-16 9573 Riverside Mecca Hills 2 miles up Painted Canyon Comment
  JEPS56264  Eriogonum thomasii W. L. Jepson 1928-4-26 12642 Riverside Whitewater Bridge San Gorgonio Pass, Whitewater Bridge Comment
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Jan 14 2010
  POM259944  Eriogonum thomasii P. A. Munz 1940-3-23 15669 Riverside South base of Pinto Mountains, road Dale to Cottonwood Springs. 610 Comment
  RSA329547  Eriogonum thomasii Gary D. Wallace 1966-3-26 263 Riverside Thousand Palm Oasis in the Indio Hills 70 Comment
  SBBG25047  Eriogonum thomasii D. Myrick 1966-4-1 1324 Riverside Desert Hot Springs, adjoining Linda Vista Lodge Comment
  UCR148335  Eriogonum thomasii John F. Green 2005-1-13 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 21 and 22 (near 22), south of Salt Creek 23 Comment
  UC1618002  Eriogonum thurberi Donald G. Nelson 1936-5-22 384 Riverside on Pines-to Palms hwy at Ribbonwood Camp; San Jacinto Mts. Comment
  CAS-BOT-BC268175  Eriogonum umbellatum var. minus Albert J. Perkins 1915-8-1 s.n. Riverside San Jacinto Mts. Comment
  UCR35085  Eriogonum umbellatum var. munzii L. B. Ziegler 1964-7-24 4 Riverside Santa Rosa Mountains, Santa Rosa Mtn. 2195 Comment
  HSC80294  Eriogonum wrightii var. membranaceum Steve Boyd 1985-10-5 1190 Riverside Harford Springs Co. Park, N edge of Gavilan Plateau, Gavilan Hills, shallow of the Gavilan Creek drainage 610 Comment
  HSC85328  Eriogonum wrightii var. membranaceum Steve Boyd 1985-12-24 1196 Riverside Gavilan Plateau, Gavilan Hills. south of Ida Leona Road 604 Comment
  RSA289832  Eriogonum wrightii var. nodosum Barry A. Prigge 1980-8-25 4026 Riverside San Gorgornio Pass: 1 mi. SE of Fingal siding, S Pacific R.R. 451 Comment
  UCR24325  Eriogonum wrightii var. nodosum John C. Roos 1943-10-16 2741 Riverside Southern Mojave Desert, Falcon Flats, Little San Bernardino Mtns 1524 Comment
  CAS-BOT-BC261933  Eriogonum wrightii var. subscaposum H. E. McMinn 1925-7-2 1505 Riverside Tahquitz Peak trail from Idylwild [Idyllwild], San Jacinto Mts Comment
  RSA651122  Eriophyllum confertiflorum R. Garner 1974-7-1 s.n. Riverside San Jacinto Mts. Comment
  SDSU4087  Eriophyllum confertiflorum H. Wedberg 1967-5-19 1375 Riverside At Dripping Springs Campground, 10 miles east from Hwy 395 on Hwy 71. Comment
  UCR111771  Eriophyllum confertiflorum Mitch Provance 1998-3-17 223 Riverside Jurupa Mountains, 'Rattlesnake Mt.', c. 0.5 km east of corner of Rorimer Dr. and Brenton St., on the E side of Armstrong Rd., in the Sunnyside area of Riverside. 366 Comment
  UCR137355  Eriophyllum confertiflorum John Wear 1998-7-8 s.n. Riverside San Jacinto Mtns., Pine Meadow in eastern Garner Valley, R-Ranch, just east of Hwy 74, between Gold Hill and Thomas Mountain 1402 Comment
  LA203540  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1937-8-3 sn Riverside Santa Ana Mountains, Indian Truck Trail Comment
  RSA594045  Eriophyllum confertiflorum var. confertiflorum D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0928 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. Along the broad alluvial benches just to the SE of the gate to the Preserve. 448 Comment
  SDSU12920  Eriophyllum confertiflorum var. confertiflorum Janet M. Knotts, Jill Steinberg 1998-3-11 11 III1998C Riverside Ca. 1/4 mile along foot trail leading southeast from road, ca. 1/4 mile northeast of Santa Margarita (SDSU) Field Station, north of Santa Margarita River. 335 Comment
  SDSU13541  Eriophyllum confertiflorum var. confertiflorum W. Miller, C. Mosse 1972-7-5 Riverside Comment
  POM230230  Eriophyllum multicaule I. W. Clokey 1933-4-18 6987 Riverside Gavilan [Peak] 600 Comment
Read comments
Oct 30 2011
  UCR126441  Eriophyllum multicaule T. B. Salvato, A. C. Sanders, Mitch Provance et al. 2000-4-30 69 Riverside Riverside, Box Springs Mtns. along road to radio towers from reserve parking lot 854 Comment
  POM305633  Eriophyllum wallacei Henry J. Ramsey, Henry J. Ramsey 1937-3-2 866 Riverside Betw Desert Center and Indio Comment
  RSA390947  Erodium brachycarpum Christopher Davidson 1977-5-25 5644 Riverside Mesa de Burro, Santa Rosa Plateau area of Santa Ana Mountains. Southern California 701 Comment
  UCR245918  Erodium cicutarium Naomi Fraga, David Fracker, Thomas Stoughton 2012-3-15 3951 Riverside Sonoran (Colorado) Desert, off of Box Canyon Rd., south of Shaver Well in a wash 229 Comment
  CSUSB1404  Erysimum capitatum Robin Maetche 1971-5-19 S. N. Riverside Idyllwilde city limits Comment
  RSA0034958  Erysimum capitatum Norman Lederer 1950-4-30 s.n. Riverside Palms to Pines Hgw. Comment
  RSA530206  Erysimum capitatum var. capitatum E. C. Jaeger 1922-6-29 s.n. Riverside Tahquitz Valley 1799 Comment
  RSA0016060  Erythranthe breweri N. C. Cooper 1944-7-16 1567 Riverside Above Pine Cove, San Jacinto Mtns. 1829 Comment
  RSA0020251  Erythranthe floribunda Henry J. Ramsey 1937-5-30 2120 Riverside Santa Rosa Mountains. Comment
  RSA0019316  Erythranthe guttata Carl B. Wolf 1932-5-25 3673 Riverside 1 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains. 396 Comment
  RSA0019319  Erythranthe guttata Mary F. Spencer 1921-6-22 1671 Riverside Idyllwild. Comment
  RSA0014877  Erythranthe primuloides P. A. Munz 1922-7-6 5983 Riverside San Jacinto Mountains. Tahquitz Valley. 2195 Comment
  RSA0022928  Eschscholzia androuxii Robert F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54039 Riverside San Bernardino Mountains: At mouth of Whitewater Canyon, ca. 1/4 mi. W of Whitewater P.O. and 1/2 mi. W of Whitewater River. 415 Comment
  RSA0023132  Eschscholzia androuxii I. W. Clokey 1935-4-17 6628 Riverside Cottonwood Springs. Comment
  RSA757448  Eschscholzia californica Robert F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55227 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta 730 Comment
  SDSU18719  Eschscholzia californica C. Matt Guilliams 2008-2-13 452 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 410 Comment
  SEINET10904732  Eschscholzia californica A. K. Evans 1976-4-13 Evans 5147 Riverside Rocky slopes of santa rosa mountains. Comment
  CAS-BOT-BC418699  Eschscholzia glyptosperma N. Aitkenhead 1977-2-2 2189 Riverside ~1 mi. from junction of J.T. Mon Rd & pipeline Comment
  UCR33739  Eschscholzia glyptosperma Sears 1978-3-16 818 Riverside Sonoran (Colorado) Desert, 3.5 mi SE of Midland 244 Comment
  CAS-BOT-BC83126  Eschscholzia minutiflora John H. Thomas 1957-3-30 6523 Riverside 0.8 mile east of Cactus City, about 13 miles east of Coachella, near U.S. Highways 60 and 70. 518 Comment
  UC69219  Eschscholzia minutiflora E. E. Schellenger April 1905 Riverside Santa Maria Mts. Colorado Desert Comment
  SEINET10476297  Eschscholzia minutiflora David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2899 Riverside Pushawalla canyon biota. Indio hills. In wash. Comment
  RSA0121212  Eschscholzia papastillii Duncan S. Bell, LeRoy Gross 2016-3-8 8820 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; center of the range, approximately 2 air miles east southeast of the summit for the range. 603 Comment
  JEPS51694  Eschscholzia parishii W. L. Jepson 1927-4-12 11668 a Riverside Painted Canyon; Mecca Hills 76 Comment
  UC1713556  Eschscholzia parishii Charlotte M. Wilder March 1906 25 Riverside Shaver's Well Wash Colorado Desert Comment
  UCR138571  Eschscholzia parishii Steve Boyd, Orlando Mistretta 1986-3-13 1452 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  UCR30052  Eschscholzia parishii A. C. Sanders 1983-4-24 3797 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
  UCR50653  Eschscholzia parishii B. A. Prigge 1988-2-21 7841 Riverside Sonoran (Colorado) Desert, Orocopia Mtns. 2 mi west of Clemens Well 229 Comment
  CHSC98207  Eucalyptus A. C. Sanders 1992-3-1 12039 Riverside University of California, Riverside. Australian section of UCR Botanical Garden. Grid Cell R-3. UCR BG Ass. # unknown, label lost. #121A on Kucera/Morgan temp. Aust. sect. map. NW edge of trail. 366 Comment
  UCR241924  Eucalyptus A. C. Sanders, John F. Green 2013-3-27 40687 Riverside Peninsular Range, Alberhill, along Lake St. near the old clay mines, 1.16 km south of I-15 Fwy 388 Comment
  UC1608084  Eucalyptus camaldulensis A. C. Sanders and B. Pitzer 1986-2-10 BG- 27 Riverside in Myrtle section U.C. Riverside Botanical Garden (Grid cell K-6) 396 Comment
  RSA180274  Eucrypta chrysanthemifolia E. W. Lathrop 1965-5-18 5753 Riverside 8 miles W of Murrieta. 610 Comment
  UCD119344  Eucrypta chrysanthemifolia C. L. Hitchcock 1966-3-16 24177 Riverside 1/4 mile w. of Aguanga. Comment
  UCR127327  Eucrypta chrysanthemifolia A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25835 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  UCR231738  Eucrypta chrysanthemifolia John F. Green 2008-4-23 08- 05 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  UCR241636  Eucrypta chrysanthemifolia T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 350 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  RSA420858  Eucrypta chrysanthemifolia var. bipinnatifida E. C. Jaeger 1922-3-20 809 Riverside Murray Canyon, Colorado Desert. 366 Comment
  JOTR38518  Euphorbia abramsiana Harding, Mitzi, Kipp Callahan 2012-8-27 285 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; along Old Dale Road, near Sunrise Mill Comment
  UCR240268  Euphorbia abramsiana Neal Kramer, Wendy McBride 2012-9-3 2069 Riverside Sonoran (Colorado) Desert, Palen Dunes Dr. between Palen Dry Lake and Ford Dry Lake, c. 1.5 mi. north of I-10 Fwy 116 Comment
  CLARK-A1528-436  Euphorbia albomarginata Charlotte Stocks 1964-8-19 Riverside Rancho Mirage Comment
  UCR35102  Euphorbia albomarginata L. B. Ziegler 1967-10-3 251 Riverside San Jacinto Mtns, Hemet (Garner) Valley 1402 Comment
  UCR17353  Euphorbia eriantha Loretta Bates 1978-4-15 s.n. Riverside Sonoran (Colorado) Desert, Graham Pass Road, Chuckwalla Bench. 457 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
  RSA0120318  Euphorbia micromera Duncan S. Bell, Thomas Stoughton 2016-3-16 8953 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central/southeastern section of range, approximately 2.5 air miles north of Gucci Spring. 511 Comment
  UCR233944  Euphorbia micromera Duncan S. Bell 2011-10-22 3000 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
  RSA489622  Euphorbia palmeri D. Charlton 1988-5-28 2119 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area. 2286 Comment
  SD129388  Euphorbia polycarpa Jon M. Stewart 1989-9-17 602 Riverside Coachella Valley, Pushawalla Canyon in the Indio Hills, in desert wash Comment
  SDSU3706  Euphorbia polycarpa S. J. Barnhart 1966-4-24 660424 -2 Riverside 0.1 mi. east of McAllister St., along the Metropolitan water Co. utility road (dirt). Intersection of Utility Rd. and McAllister St. is 1.5 mi. south-east of the intersection of McAllister St. and Victoria Ave. 457 Comment
  UCR177513  Euphorbia polycarpa A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32537 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  UCR4218  Euphorbia polycarpa K. S. Gill 1965-4-17 s.n. Riverside San Bernardino Mtns./ Sonoran (Colorado) Desert, Whitewater Canyon, 4 miles north of Hwy 60 610 Comment
  UCR87939  Euphorbia polycarpa A. C. Sanders 1994-1-30 14224 B Riverside Box Springs Mtns, Head of Big Springs Canyon, in saddle SE of peak '2602. 762 Comment
  UCR26563  Euphorbia polycarpa var. hirtella George K. Helmkamp, R. L. Kobaly 1982-5-6 s.n. Riverside San Jacinto Mtns, N foot, at Snow Creek. Beside Snow Creek Road between the village and the wash. 488 Comment
  UCR117317  Euphorbia spathulata A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 726 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  SEINET8584419  Eustoma exaltatum G. R. Hall 1905-9-3 s.n. Riverside Riverside. Comment
  CLARK-A1528-4429  Fagonia laevis John C. Roos 1949-5-5 4095 Riverside Orocopia Mountains Comment
  IRVC28531  Fagonia laevis John F. Green 2005-1-14 s.n. Riverside Salton Basin, Coachella Canal right-of-way, between siphons 22 and 23, south of Salt Creek Sonoran (Colorado) Desert 23 Comment
  POM87260  Fagonia laevis Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  JOTR31928  Fagonia pachyacantha La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2169 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash draining into west Pinkham Wash Comment
  UCR91877  Fatoua villosa A. C. Sanders, Steve Morgan 1995-11-30 17926 Riverside Box Springs Mtns., UCR Botanic Garden 365 Comment
  UCR201876  Festuca arundinacea Justin M. Wood 2008-9-22 158 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  RSA585817  Filago arizonica D. L. Banks, Steve Boyd 1995-5-9 0352 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  RSA339655  Filago californica R. F. Thorne, C. W. Tilforth 1980-5-28 54229 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UCR20331  Filago californica John C. Roos 1952-4-9 5510 Riverside San Bernardino Basin Region, Riverside, southeast face of Mount Rubidoux 335 Comment
  RSA475292  Filago depressa Steve Boyd, Sara Meury, R. Noyes, L. Arnseth, D. Nordin, Timothy S. Ross 1988-3-10 2108 Riverside N. end of Palen Mtns, 2 mi west of Palen Pass. 300 Comment
  RSA678221  Filago depressa Valerie L. Soza, J. Mark Porter, Gary D. Wallace 2001-4-2 1090 Riverside Little San Bernardino Mountains region: Big Morongo Wash. 473 Comment
  UCR18413  Flaveria trinervia Mark Tavianini 1977-10-23 s.n. Riverside Riverside, McKinley Street about 1 mi north of Hwy 91 Comment
  UC22591  Forestiera pubescens H. M. Hall 1898-6-28 951 Riverside 25 mi s Palm Springs (Vandeventer's); San Jacinto Mountains 1371 Comment
  UCR124656  Forestiera pubescens B. C. Templeton, C. B. & I. W. Clokey 1930-4-15 1476 Riverside Gavilan Hills, Gavilan Peak, west of Perris 610 Comment
  UCSB22946  Fouquieria splendens Hulsizer, Bill 1965-5-16 Riverside Near Palm Springs, on California 74, 6.4 miles west of junction with California 111 548 Comment
  CAS-BOT-BC454537  Fragaria vesca subsp. californica Marcus E. A M Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild, California Comment
  RSA659176  Fragaria vesca subsp. californica Bob Rogers 1984-5-5 30 Riverside Along a trail bordering the west side of Fuller Mill Creek heading upstream. Starting point was on the North side of Hwy 243, 11.6 miles from hwy 74/hwy 243 jctn. 1524 Comment
  CAS-BOT-BC53341  Frangula californica subsp. cuspidata H. E. McMinn 1925-7-2 1511 Riverside Tahquitz Trail to Tahquitz Peak, San Jacinto Mts. Comment
  CAS-BOT-BC53342  Frangula californica subsp. cuspidata Louis C. Wheeler 1931-10-4 206 Riverside Strawberry Valley, San Jacinto Mts. 1584 Comment
  UCR110402  Frankenia salina A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23185 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1 mile west of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. west of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. 436 Comment
  RSA293533  Frasera parryi C. W. Tilforth, Walter Wisura 1979-8-8 1902 Riverside Along hiway 74, 7.5 mi. south-east of Lake Hemet turn-off, Garner Valley Comment
  RSA221020  Fraxinus dipetala E. W. Lathrop 1966-3-23 6091 Riverside Skyline Drive, 4 mi. W of Corona, Tine Mine Canyon 305 Comment
  UCR104082  Fraxinus dipetala A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20674 Riverside San Jacinto Mountains, N side of the range, 0.2 mi. north of Twin Pines Ranch Road on the dirt road to Brown Creek and Cabazon 1098 Comment
  OBI12171  Fraxinus velutina Carl B. Wolf 1940-10-30 9758 Riverside San Jacinto Mts, Penrod Cyn SE of Kenworthy Guard Station Comment
  RSA0027940  Fremontodendron John F. Emmel 1992-6-10 1225 Riverside San Jacinto Mts: Fobes Ranch Road, 2.1 road mi NE of Hwy 74. 1494 Comment
  UCR35265  Fremontodendron californicum L. B. Ziegler 1968-6-12 315 Riverside Peninsular Range; San Jacinto Mtns., Hemet Valley (= Garner Valley) 1463 Comment
  UC1618025  Galium andrewsii Donald G. Nelson 1936-5-22 386 Riverside on the Pines-to-Palms Hwy. at Ribbonwood Camp (San Jacinto Mts.); San Jacinto Mts. Comment
  SD236403  Galium angustifolium A. C. Sanders, Tim Thomas 2008-8-1 35937 Riverside Peninsular Range; San Jacinto Mtns.: Coldwater Creek near Mountain Center, SE of Keenwild Fire Station. 1402 Comment
  SEINET237962  Galium angustifolium A. C. Sanders, T. B. Salvato 2000-5-25 23396 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
  UCR256795  Galium angustifolium T. B. Salvato, Thomas M. Sullivan Jr 2014-4-23 7871 Riverside Gavilan Hills, Southern CA Edison access road east of Lake Street, c. 1 mi north of Hwy 15 and Temescal Canyon 549 Comment
  UC917858  Galium angustifolium subsp. angustifolium Frank W. Gould 1943-4-17 2121 Riverside 12 mi s Corona Comment
  JOTR37460  Galium angustifolium subsp. gracillimum Hodges, Stephen, T. Green 2016-5-24 582 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; On slopes with granitic boulders descending down east side of Minerva Hoyt peak towards Lost Horse area and in sandy washes beneath slopes (Stop 3). Comment
  UC64375  Galium angustifolium subsp. jacinticum H. M. Hall Aug. 1901 2604 Riverside e side <of mts?> San Jacinto Mountains, Tamarack Creek, Long Valley 2438 Comment
Read comments
Oct 12 2006
  UCR268305  Galium angustifolium subsp. jacinticum Jim Andre 2012-6-15 30513 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243, 8.6 miles south of Hwy I-10 at Banning, just northeast of Hungry Hollow and Poppet Flat 1309 Comment
  POM367765  Galium aparine N. C. Cooper 1944-5-21 1236 Riverside San Jacinto Mountains, West side 915 Comment
  UCR133387  Galium aparine Tracy Tennant, T. B. Salvato 1998-6-23 488 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  RSA701506  Galium californicum subsp. primum Naomi S. Fraga, Sarah J. De Groot 2004-7-8 1301 Riverside On Chimney Flats Road (5S06) near intersection of 5S04 (the road to Alvin Meadows). 1524 Comment
  JOTR33928  Galium multiflorum La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2818 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  RSA667136  Galium murale A. C. Sanders 2001-5-10 24251 Riverside Riverside, Blaine St. at RR tracks near intersection with Watkins Dr. 335 Comment
  POM259199  Galium parishii Philip A. Munz 1938-8-13 15334 Riverside East of Santa Rosa Peak. 2378 Comment
  UC64376  Galium parishii H. M. Hall 1897-8-11 825 Riverside near Long Valley; San Jacinto Mountains, Tamarack Valley 2560 Comment
  POM367816  Galium stellatum E. C. Jaeger 1920-03 s.n. Riverside Palm Springs. Comment
  SDSU18661  Galium stellatum subsp. eremicum Michael G. Simpson, Kristen Hasenstab 2008-4-2 2949 Riverside Joshua Tree National Park. Ridge adjacent to wash, just southwest of road to Cottonwood Spring, ca. 0.4 mile northwest of Cottonwood Spring. 945 Comment
  UCR16638  Galium stellatum subsp. eremicum Bonner Blong 1966-3-27 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Near drinking fountain along Carrizo Creek, off Hwy74, 'el. 3000 ft. 671 Comment
  LA205385  Garrya veatchii D. Birindelli; 1969-3-9 56 a Riverside Mt. San Jacinto, S side 1219 Comment
  UC1280012  Gayophytum diffusum subsp. parviflorum Peter H. Raven with R. Snow 1957-7-26 11088 Riverside Banning to Idyllwild road 0.9 mi n Vista Grande Ranger Station; San Jacinto Mountains Comment
  POM358668  Geraea canescens Anstruther Davidson 1903-5-3 s.n. Riverside Thermal. Comment
  RSA79150  Geraea canescens P. A. Munz, P. C. Everett 1951-5-2 16254 Riverside 2 miles E of Garnet, Coachella Valley. 30 Comment
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Apr 21 2011
  SBBG34736  Geraea canescens T. L. Secrest 1950-3-13 Riverside near Indio Comment
  SDSU4153  Geraea canescens K. Larson 1975-4-24 74 -671 Riverside 5 mi. N. Palm Springs along T/L near Varner Rd. Comment
  UC665889  Geraea canescens Ira L. Wiggins 1941-3-24 9570 Riverside sand dunes 0.3 mi s Myoma (4.6 mi n of Indio) Comment
  UCD132579  Geraea canescens Francis M. Ball 1964-2-15 66 -21 Riverside 2 miles north of 1000 Palms. Comment
  UCD132593  Geraea canescens R. W. Scora 1966-4-1 3003 Riverside 400 meters before Hidden Spring Oasis on road from Thousand Palms. Comment
  UCR165291  Geraea canescens 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
  UC489193  Geranium californicum C. V. Meyer 1928-7-24 515 Riverside above Idyllwild Falls; San Jacinto Mts. 1981 Comment
  RSA495459  Gilia angelensis Steve Boyd, T. S. Ross, L. Arnseth 1989-3-18 2987 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  RSA604852  Gilia angelensis Scott D. White 1995-3-30 2653 Riverside Moreno Valley; hills +/- 0.7 air mile directly S of 60 Fwy and west of bend in Moreno Beach Dr; (USGS Sunnymead 7 1/2' quad shows ''Moreno'' BM 2067 at top of hill). 579 Comment
  RSA659510  Gilia angelensis J. C. Roos, L. Roos 1954-4-17 6069 Riverside Pass at summit of Reche Canyon. 732 Comment
  UCR101798  Gilia angelensis George K. Helmkamp, E. A. Helmkamp 1997-3-5 1332 Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  UCR135992  Gilia angelensis Virginia Moran 2003-3-12 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  UCR177945  Gilia angelensis Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 027 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  UCR213469  Gilia angelensis A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37835 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, ridge west of dirt extension of Lake St., 0.9 mi. north (358 deg. ) of intersection of I-15 and Lake St. 488 Comment
  UCR20565  Gilia australis N. R. Zabriskie 1978-3-16 780 Riverside San Jacinto Mountains, S side of stream near intake, Andreas Canyon, E slope of mountains 610 Comment
  UC23644  Gilia diegensis H. M. Hall 1899-5-20 1122 Riverside Strawberry Valley San Jacinto Mountains, Strawberry Valley 1600 Comment
  UC52858  Gilia diegensis H. M. Hall 1902-4-18 2890 Riverside Coahuilla Mesa Comment
  UCR44361  Gilia ochroleuca subsp. exilis A. C. Sanders 1986-6-1 6569 Riverside San Jacinto Mountains, Trail toward Spitler Peak from 'Hurkey Creek Camp to Bonita Vista' [=Apple Canyon] Road 1829 Comment
  GMDRC9815  Gilia stellata J. M. Andre 2017-3-1 38049 Riverside Chuckwalla Mountains: along powerline road 1.2 mi. SW of Interstate 10 at Eagle Mtn Rd exit 387 Comment
  RSA27507  Gilia stellata I. L. Wiggins 1941-3-26 9661 Riverside Along wash at Wiley well. Comment
  RSA71807  Gilia stellata F. W. Peirson 1920-2-16 2297 Riverside Foot of Alkali Canyon, southeast of Palm Canyon, east base of San Jacintos Mountains Comment
  UCR193739  Githopsis diffusa subsp. candida A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35653 Riverside Peninsular Range; San Jacinto Mtns., May Valley, slopes west of Herkey Creek and north of Bonita Vista Rd., SSW of Fleming Ranch 1524 Comment
  CLARK-A1528-2366  Githopsis specularioides John C. Roos 1952-5-24 5710 Riverside Moreno Comment
  UC39037  Glyceria elata H. M. Hall Jul 1901 2457 Riverside Tauquitz Valley; San Jacinto Mountains 2133 Comment
  RSA388421  Gnaphalium californicum R. F. Thorne 1985-7-18 61191 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  RSA586765  Gnaphalium luteoalbum D. L. Banks, S. D. Boyd 1995-5-17 0463 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mtn., E of the Dripping Springs Alcove area W of the Dripping Springs Trail, along the W fork of upper Arroyo Seco. 598 Comment
  RSA855  Gnaphalium microcephalum J. T. Howell 1928-7-7 1033 Riverside Near Glen Ivy. 457 Comment
  POM157887  Gnaphalium palustre P. A. Munz 1927-5-20 10799 Riverside Murrieta Hot Springs. Comment
  POM212729  Gnaphalium palustre P. A. Munz 1941-5-18 16649 Riverside About 15 miles northeast of Temecula. Comment
  SEINET6413738  Gnaphalium palustre R. Spellenberg 2014-5-7 14777 Riverside S of Moreno Valley, 1.6 km N of Ramona Expressway on Davis Road, toward San Jacinto Wildlife Area. 435 Comment
  UCR156459  Gnaphalium palustre T. B. Salvato, A. C. Sanders 2005-5-17 885 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
  UCR167825  Gnaphalium palustre T. B. Salvato, Melissa Clemons 2005-6-2 1399 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  UCR260556  Gnaphalium palustre T. B. Salvato, Matt Malle 2015-3-31 8100 Riverside Perris-Aguanga Basin, south end of Perris Valley, c. 8 mi south of the Perris Reservoir, northwest corner of Matthews (Case) Road and Menifee Road 446 Comment
  RSA736534  Gossypium Michael Denslow 2004-2-1 1906 Riverside North of Blythe; along Hwy 95, just south of Main Canal on west side of road. 76 Comment
  SEINET10574792  Gossypium thurberi Unknownnown 1968-8-22 Johnson LA- 1479 Riverside Cultivated. grown at UCR, field 21, planted in 1965. Received from USDA, Beltsville, maryland, via T. Richmond, Texas A & M. Native to Arizona, Sonora & Chihuahua. Comment
  UC1922390  Guillenia lasiophylla Naomi Fraga, Lisa Rojas 2005-2-10 1366 Riverside Colorado Desert; Northeastern Colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 365 Comment
  CAS-BOT-BC302145  Gutierrezia sarothrae Lewis S. Rose 1936-12-24 36816 Riverside San Jacinto Mts. Palms to Pines Highway, 24 mi. SW. of Indio 1066 Comment
  LA203631  Gutierrezia sarothrae W. Pequegnat; 1937-9-6 sn Riverside Santa Ana Mountains, Ortega Rd Comment
  CLARK-A1528-235  Haplopappus squarrosus subsp. grindelioides C. M. Flanagan 1973-6-13 OO 703 Riverside Morongo Indian Reservation 975 Comment
  RSA0066598  Harpagonella palmeri Steve Boyd 1991-5-7 6165 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  UCR97274  Harpagonella palmeri D. E. Bramlet 1995-4-26 2399 Riverside Perris-Aguanga Basin region, Lake Skinner County Park, S facing slope adjacent (N) of the water tank maintenance road (road from BM 1487), c. 671m east of the entrance road, at junction of maintenace road and road to Tucalota Creek 476 Comment
  RSA0066628  Harpagonella palmeri Steve Boyd, Tim Ross, Laurel Arnseth 1989-4-1 3133 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
  UCR9266  Helianthemum scoparium O. F. Clarke 1969-10-25 s.n. Riverside San Jacinto Mtns, Along Banning- Idyllwild Rd. near the Poppet Flats turnoff 1280 Comment
  RSA0012941  Helianthus californicus Scott D. White 2003-10-9 9816 Riverside Pine Cove. Lily Creek just north of crossing at Hwy 243. 1738 Comment
  UC62874  Helianthus californicus H. M. Hall 1901-7-1 2612 Riverside vicinity of Strawberry Valley (streams); San Jacinto Mountains 1584 Comment
  CAS-BOT-BC305711  Helianthus gracilentus Mrs. J. D. Abrams 1901-5-20 s.n. Riverside Elsinore Comment
  RSA701121  Helianthus gracilentus Michael Wall 1996-7-1 166 Riverside Cherry Valley, Beaumont/Oak Glen Rd, 2.6 mi N of Cherry Vly Blvd, top of steep E slope of Little San Gorgonio Creek. Comment
  UCR21958  Helianthus gracilentus Steve Boyd 1980-5-13 269 Riverside Gavilan Hills, Harford Springs County Park, at NW corner of the Gavilan Plateau 640 Comment
  SDSU14183  Heliotropium curassavicum Michelle Perl, Michael Simpson 2002-4-20 14 Riverside Santa Margarita Ecological Reserve 1/8 mile east of the junction between Santa Margarita River and Via Tornado Road. North of Santa Margarita River. 229 Comment
  POM8438  Heliotropium curassavicum var. oculatum P. A. Munz, R. D. Harwood 1920-3-20 3377 Riverside Lake Elsinore 396 Comment
  RSA653217  Heliotropium curassavicum var. oculatum John Wallace, Steve McNabb 1991-5-5 5 Riverside Colorado River. River Bend Lodge. Comment
  VVC2321  Heliotropium curassavicum var. oculatum Tim Thomas 2011-10-17 5522 Riverside Sonoran Desert, Ford Dry Lake off ramp just N of I 10 in drainge channel at edge of Lake. 108 Comment
  CAS-BOT-BC314980  Hemizonella minima Munz; Street; Williams 1919-5-30 2828 Riverside Dark Canyon, Pine Crest, San Bernardino Mts. Comment
  UCR133665  Hemizonia fasciculata Chet McGaugh 2003-5-10 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  CLARK-A1528-1920  Hemizonia kelloggii John C. Roos 1965-6-27 Riverside Reche Canyon 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
  UCR26534  Hemizonia kelloggii A. C. Sanders, S. Hagopian 1981-5-20 2139 Riverside Perris-Aguanga Basin, S side of Pauba Valley, within l mi of Hwy 71 bridge over the Temecula River 367 Comment
  UCR75527  Hemizonia kelloggii A. C. Sanders 1993-5-17 14063 Riverside San Jacinto Valley, Hemet, south side Florida Ave (Hwy 74) on east side of California Ave. 460 Comment
  RSA674600  Hemizonia mohavensis Scott D. White 2000-8-5 8100 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  UCR108831  Hemizonia paniculata O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR159197  Hemizonia paniculata A. C. Sanders, Kelly Volansky 2005-8-31 31597 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR161460  Hemizonia pungens subsp. pungens Nathan Moorhatch 2005-9-23 s.n. Riverside Perris-Aguanga Basin, SW side of March ARB, north side of Nandina Avenue, west of Patterson Avenue 457 Comment
  RSA0026165  Hesperocallis undulata Marc Baker, Amy Robinson, Chris Hackbarth, Michelle Cloud-Hughes 2013-3-19 17707 Riverside Palo Verde Mesa, 14 kilometers SW of Blythe, 6 kilometers ENE of north end of the Mule Mountains. Comment
  RSA68718  Hesperocallis undulata Frank W. Peirson 1927-4-13 7178 Riverside Canyon near east end of Santa Rosa Mountains, 8 miles from boulevard; desert near Mecca. Comment
Read comments
Nov 13 2011
  SEINET4118151  Hesperocnide tenella J. Mygatt, M. Mygatt; A. Munson 1996-1 M- 96 -61 Riverside Harford Springs State Park, off of Gavilan Road. Comment
  RSA125200  Heterotheca fastigiata E. K. Balls, P. C. Everett 1957-8-20 22680 Riverside Along State Hwy. 74, SE of Hemet Reservoir, S end San Jacinto Mountains. 1357 Comment
  RSA78302  Heterotheca fastigiata P. A. Munz, E. K. Balls 1952-8-21 17990 Riverside Head of Hemet Valley 1494 Comment
  UC481026  Heterotheca grandiflora R. L. Pendleton 1905-9-25 245 Riverside Terraces Ranch Riverside Comment
  UCR194221  Heterotheca grandiflora Scott D. White, Angelia Carey 2004-6-4 10469 Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  RSA0103444  Heterotheca sessiliflora Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8562 Riverside Garner Valley; west side of the highway, approximately 3.75 air miles southeast of Lake Hemet. 1370 Comment
  RSA479911  Heterotheca sessiliflora subsp. echioides Steve Boyd 1987-9-27 2090 Riverside Peninsular Range Temescal Canyon south of Corona; area between confluence of Indian and Horsethief washes and Temescal Creek. 366 Comment
  UCSB15429  Heterotheca sessiliflora subsp. echioides Breedlove, Dennis 1961-8-5 Riverside Along State Highway 74, 5 miles east of Keen Camp, Memet Valley, San Jacinto Mountains 1341 Comment
  RSA0066124  Heuchera hirsutissima L. B. Ziegler 1969-7-1 s.n. Riverside North face of San Jacinto Mts. 2346 Comment
  SEINET9739614  Heuchera rubescens var. parishii M. B. Dunkle 1933-7-19 3688 Riverside Tahquitz Peak, San Jacinto Mt. 2652 Comment
  HSC66721  Hibiscus denudatus Christopher Davidson, Josephine Jones 1980-4-4 9961 Riverside W end of Orocopia Mtns., canyon and wash S of Oro Peak 518 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
  UCD166276  Hilaria rigida Jack Major 1962-4-17 790 Riverside On Hwy 74, near Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 770 Comment
  UCR272439  Hilaria rigida Cheryl Sevilla, Sarah J. De Groot 2015-3-18 037 Riverside San Bernardino Mountains, San Gorgonio Wilderness Area, off the Pacific Crest Trail c. 2 air miles north-northwest from the Whitewater Preserve Ranger Station, on the hillside east of the Whitewater River drainage 822 Comment
  UCSB24967  Hilaria rigida Keefe, Joseph 1967-3-23 Riverside Above Twentynine Palms Highway, 3.8 miles north of Mission Creek Road, Morongo Valley 777 Comment
  SBBG81643  Hoffmannseggia microphylla S. A. Junak 1983-3-23 1630 Riverside E side of Jefferson Rd, opposite entrance to Cahuilla Lake County Park, S of Indio Comment
  UCR224395  Hordeum brachyantherum Justin M. Wood 2010-4-13 1463 B Riverside Prado Basin, city of Corona, small tributary to Temescal Wash, 0.5 mi northwest of Auburndale Street near Flood Control Dike 165 Comment
  UCR76162  Hordeum depressum A. C. Sanders 1993-4-1 13661 Riverside Perris-Aguanga Basin Region, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos 460 Comment
  RSA608533  Hordeum intercedens D. E. Bramlet 1996-4-18 2456 Riverside San Jacinto Wildlife Area, approximately 762 m. northeast of Lakeview. The site is found 122 m. east of Davis road and 40 m. north of Marvin Road., ~37 44 856mN X 4 88 940mE 434 Comment
  UCR91873  Hordeum intercedens A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18046 Riverside San Jacinto Valley, San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel 433 Comment
  RSA740614  Hordeum marinum subsp. gussoneanum Scott D. White, Justin M. Wood 2008-6-19 12256 Riverside Meadows at Baldy Mtn. 1585 Comment
  SBBG54334  Hordeum marinum subsp. gussoneanum C. Davidson 1977-5-25 5637 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  SEINET3366074 Image available Hordeum murinum A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18060 Riverside San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, alkaline flats along the east side of the river channel. 433 Comment
  SD126613  Hordeum murinum subsp. glaucum Ed LaRue 1989-4-14 Riverside Old agricultural fields 1/2 mi. S of Lakeview. 456 Comment
  POM1308  Hordeum murinum subsp. glaucum Crocker, Robinson 1916-3-29 730 Riverside Elsinore near lake shore Comment
  UCR83242  Hordeum vulgare N. M. Fellows 1982-4-14 s.n. Riverside Riverside, on the edge of Pigeon Pass Road north of Hwy 60 518 Comment
  CAS-BOT-BC148559  Horkelia clevelandii Cecil Hart 1926-7-4 s.n. Riverside San Jacinto Mts. Comment
  UC12391  Horkelia clevelandii H. M. Hall 1901-6-1 2291 Riverside Meadows in the vicinity of Strawberry Valley San Jacinto Mountains, Strawberry Valley 1615 Comment
  SD2234  Horkelia clevelandii var. clevelandii Florence Youngberg 1933-8-28 Riverside Idyllwild Pines, San Jacinto Mts. Comment
  RSA433956  Horsfordia newberryi C. M. Dammers 1936-2-1 s.n. Riverside Canyon behind Coral Reef Ranch, 4 miles west of Coachella Comment
  OBI13209  Hosackia crassifolia var. crassifolia Carl B. Wolf 1940-7-2 9719 Riverside E. Side of Santa Ana Mts Indian Cyn Truck Trl, 1/4 mi below Main Divide Comment
  UCR178012  Hulsea heterochroma T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 612 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  UCR23125  Hulsea vestita subsp. callicarpha J. C. Lyman 1981-5-24 s.n. Riverside San Jacinto Mtns., May Valley Rd. Idyllwild. 1768 Comment
  CHSC362  Hymenoclea salsola E. Thomas 1940-3-3 Riverside Salton Sea. -73 Comment
  POM126256  Hymenoclea salsola Thos Craig 1927-4-2 2 Riverside Canyon near Hidden Springs. Comment
  RSA458203  Hypericum androsaemum E. C. Jaeger 1921-7-1 s.n. Riverside Idyllwild, San Jacinto Mountains. 1585 Comment
  RSA674615  Hypericum formosum var. scouleri Scott D. White, Sandy Leatherman 2000-5-31 7983 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  UCD110394  Hypericum perforatum subsp. perforatum Robert F. Thorne; Steve Boyd and Earl Lathrop 1985-7-18 61167 Riverside Santa Rosa Plateau: Along upper Clinton Keith Road. 487 Comment
  CAS-BOT-BC219729  Hyptis emoryi L. S. Rose 1927-2-3 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC219754  Hyptis emoryi Masters 1906-4-8 6610 Riverside Palm Springs Comment
  LA27349  Hyptis emoryi L. S. Rose; 1946-12-27 46308 Riverside Dead Indian Creek Wash, Palms to Pines Highway, 7 mi. SW of Indian Wells 274 Comment
  POM13992  Hyptis emoryi P. A. Munz, D. D. Keck 1922-4-9 4889 Riverside Palm Springs. 457 Comment
  POM69728  Hyptis emoryi Marcus E. Jones 1906-4-20 s.n. Riverside Indio. Comment
  RSA304958  Hyptis emoryi S. Carlquist 1982-4-18 15671 Riverside West side of Thousand Palsm Canyon Road, 1 mile north of junction with Ramon Road, Thousand Palms. Comment
  RSA305949  Hyptis emoryi Fay A. MacFadden 1940-3-17 15284 Riverside Road from 29 Palms to Indio, 2/3 of way to Indio. San Bernardino Mtns Comment
  RSA420168  Hyptis emoryi Freda Detmers 1930-2-2 s.n. Riverside Palm Canyon. Comment
  RSA758325  Hyptis emoryi Doug Goldman 2005-3-3 3029 Riverside Box Canyon, along the west side of Box Canyon Road, around 10 miles southwest of the intersection with Interstate 10 and around 0.7 miles southeast of Blake Hill 268 Comment
  RSA790624  Hyptis emoryi Aaron C. Sedgwick, David Fraker 2012-4-24 7 Riverside In the Palen Valley south of Power Line Rd. that parallels Hwy. 10 159 Comment
  UCR147740  Hyptis emoryi Steve Boyd, Tammy Morgan, Aydee Virgen, S. DeGroot, V. Arvizu, T. Thibault 2004-5-14 11220 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
  RSA487823  Ipomoea triloba A. C. Sanders 1988-11-6 8737 Riverside Coachella Valley, W side of Hwy 86, 6.25 mi. S of its junction with hwy 111 in Coachella and 3.85 mi. n of Valerie Jean, 0.55 mi. N of ave 60. -11 Comment
  UC53957  Isocoma acradenia var. eremophila J. Vandeventer 1903-1-1 11 Riverside San Jacinto Mts. Comment
  CAS-BOT-BC69944  Isoetes howellii Robert F. Thorne; Earl Lathrop; P. Munz 1968-5-8 37568 Riverside Santa Rosa Plateau: On Mesa de Colorado, Rancho California. 670 Comment
  RSA199009  Isoetes howellii R. F. Thorne, E. Lathrop, P. A. Munz 1968-5-8 37568 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California 671 Comment
  RSA0035136  Isomeris arborea Carol Haines 1964-3-23 s.n. Riverside Porcupine Wash, Pinto basin. 762 Comment
  SEINET12007321  Isomeris arborea J. F. Bright, Wyman, C. 1933-1 8004 Riverside near Palm Springs Comment
  UC32937  Iva axillaris subsp. robustior H. M. Hall 1901-5-1 1927 Riverside Coahuilla 1402 Comment
  UCD51309  Jarava speciosa Peter H. Raven 1958-5-6 12927 Riverside along State Highway 74, 15.6 miles southwest of Palm Desert, San Jacinto Mountains. Comment
  CAS-BOT-BC426245  Jepsonia parryi A. R. K. 1940-12-7 4784 Riverside Cujalco canon, near Elinore Comment
  UCR247518  Juglans hindsii R. E. Riefner Jr. 2012-7-23 12- 322 Riverside city of Hemet, c. 100 yards north of Devonshire Ave. and Meyers St. 473 Comment
  CAS-BOT-BC110075  Juncus acutus S. B. Parish 1907-4-22 6146 Riverside Western border of the Colorado Desert. Palm Canon [Canyon]. 200 Comment
  JOTR31802  Juncus acutus subsp. leopoldii La Doux, Tasha, K. White, A. Holt, C. Ely, J. Van Warmerdam 2007-2-26 2104 Riverside Joshua Tree National Park. Eagle Mountains; Lost Palms Oasis 944 Comment
  UCR108825  Juncus balticus O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  UCR167845  Juncus bufonius T. B. Salvato, Melissa Clemons 2005-6-2 1348 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  UCR20893  Juncus bufonius A. C. Sanders 1978-7-1 772 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  UCR60542  Juncus bufonius R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51978 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  UC1601813  Juncus macrandrus H. M. Hall Jul 1901 2248 Riverside Fuller's Mills San Jacinto Mountains Comment
  RSA192132  Juncus macrophyllus H. A. Zuill 1966-7-17 293 Riverside About 9 miles SW of Murrieta on the De Luz Road. Comment
Read comments
May 26 2008
  UCR193963  Juncus macrophyllus A. C. Sanders 2008-7-25 35885 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
  UCR98899  Juncus macrophyllus Scott D. White 1996-8-1 4429 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  UC1601830  Juncus oxymeris H. M. Hall 1897-8-12 837 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1615 Comment
  UCR57987  Juncus oxymeris Jeri Hirshberg 1989-7-18 s.n. Riverside Vicinity of Lake Skinner: drainage east of the reservoir. Comment
  VVC2001  Juncus oxymeris Tim Thomas, A. C. Sanders 2008-8-1 4558 Riverside Western San Jacinto Mtns., Cottonwood Ck, above Idylwild. 1402 Comment
  RSA0103092  Juncus rugulosus Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8548 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  UC489197  Juncus rugulosus C. V. Meyer 1928-7-30 595 Riverside Saunders Meadow 1676 Comment
  UCR156462  Juncus sphaerocarpus T. B. Salvato, A. C. Sanders 2005-5-17 900 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
  UCR164302  Juncus xiphioides S. J. Myers 2001-7-16 s.n. Riverside Peninsular Range; San Jacinto Mtns, Bautista Canyon 951 Comment
  RSA297031  Juniperus californica John F. Emmel 1974-3-3 473 Riverside Canyon 0.5 air mile E. & ENE of peak 4416 on 1956 USGS topographic quad., N. end Coxcomb Mts. 1219 Comment
  SD229039  Juniperus californica Dick Schwenkmeyer, Collection made by Tony Harper 2013-5-8 890 Riverside Little Paradise Camp in Palm Canyon, approx. 8 miles S. of Cathedral City 869 Comment
  UCR244381  Juniperus californica Jim Andre 2012-4-16 20952 Riverside Joshua Tree National Park;, along Geotour Road, at SW end of one-way loop in Pleasant Valley at foot drainage below Pinyon Well, c. 7.5 mi. south of paved National Park Loop Rd. 1095 Comment
  CAS-BOT-BC234599  Justicia californica B. D. Stark 1932-6-17 3753 Riverside Colorado Desert. Eagle Mts., East end of Box Canyon 182 Comment
  CAS-BOT-BC234600  Justicia californica L. R. Abrams 1926-3-26 11063 Riverside Palm Springs to Palm Canyon Comment
  GMDRC3747  Justicia californica J. Andre, T. La Doux 2009-3-1 11245 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
  LA202780  Justicia californica Carl Epling; 1927-3-27 sn Riverside Palm Springs 121 Comment
  LA202788  Justicia californica Harlan Lewis; 1935-4-7 sn Riverside Palm Springs 138 Comment
  RSA398815  Justicia californica Robert M. Perkins, H. de Forest 1937-3-15 387 Riverside 20 miles east of Desert Center. Comment
  UC1552041  Justicia californica David Charlton 1988-2-19 1173 Riverside on rd. between Cottonwood Wash and Mecca (near Mecca, n. of Mecca Hills); Orocopia Mts., Box Canyon 457 Comment
  UCD121631  Justicia californica Richard Bates 1949-4-26 s.n. Riverside Cathedral City. Comment
  UCD121645  Justicia californica G. L. Webster; R. Hildreth 1966-12-10 7461 Riverside Joshua Tree National Mon., upper part of Cottonwood Canyon. 792 Comment
  RSA559311  Keckiella antirrhinoides Steve D. Boyd, Tim S. Ross, Dave Bramlet 1993-5-13 7360 Riverside Southern santa Ana Mountains, San Mateo Canyon Wilderness Area. san Mateo Canyon., Along stream and adjacent benches and lower slopes about the confluence with Los Alamos Canyon, near junction of Teneja Road (7S01) and Los Alamos Road (7S04). 396 Comment
  UC454786  Keckiella antirrhinoides J. E. Roadhouse 1905-1 796 Riverside Coldwater Canyon Comment
  UCR172761  Keckiella antirrhinoides Abby Sirulnik, Ian G. Gillespie 2000-5-14 50 Riverside Peninsular Ranges; Santa Ana Mtn. Foothills, Temescal Canyon. Indian Truck Road exit off of Interstate 15, c. 0.9 mi. S on De Palma Road 427 Comment
  UCR172787  Keckiella antirrhinoides Wayne Law, Jun Hu 2000-5-16 13 Riverside Peninsular Ranges; Santa Ana Mtns., Eastern edge of Cleveland National Forest, above Temescal Valley in Indian Canyon, 11.8 mi south of Corona 396 Comment
  POM11319  Keckiella antirrhinoides subsp. microphylla Philip A. Munz 1922-7-1 5930 Riverside Santa Rosa Mountains, Old Nicholas Canyon. 1463 Comment
  UCD99043  Kochia scoparia subsp. scoparia Scott D. White 1998-7-4 6846 Riverside Corona: River Road bridge over the Santa Ana River. 158 Comment
  RSA674943  Koeleria macrantha Scott D. White, Sandy Leatherman 2000-5-31 7977 Riverside Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east- and north-facing slopes. 640 Comment
  UC38717  Koeleria macrantha H. M. Hall 1901-6 2376 Riverside vicinity Strawberry Valley; San Jacinto Mountains, vicin of Strawberry Valley 1584 Comment
  SD121784  Krameria bicolor C. H. Muller 1952-5-20 9512 Riverside Whitewater Canyon Comment
  UCSB16824  Krameria bicolor Field, L. 1963-5-5 Riverside 5.3 miles south Palm Desert on California Highway 74 Comment
  UCSB52574  Krameria bicolor Cowan, Clark 1978-4-23 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon 57 Comment
  JOTR34065  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
  CLARK-A1656-808  Krameria grayi Jon Mark Stewart 1982-5-15 Riverside San Jacinto Mountains 975 Comment
  RSA1191  Krameria grayi B. D. Stark 1930-4-1 1496 Riverside San Gorgonio Pass. 457 Comment
  RSA0051604  Krameria parvifolia Lee Haines 1952-6-1 s.n. Riverside Palms to Pines Highway. 1158 Comment
  SDSU13575  Lactuca serriola W. Miller 1972-8-9 Riverside Comment
  RSA388403  Lagophylla ramosissima R. F. Thorne 1985-7-18 61184 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  RSA698328  Langloisia schottii J. R. Bruff 1932-3-22 s.n. Riverside Between Garnet and Edom Comment
Read comments
Nov 3 2011
  RSA469608  Langloisia setosissima subsp. setosissima Robert Gustafson 1983-3-27 2482 Riverside Near mouth of fairly steep-walled canyon southwest of Lake Cahuilla Comment
  RSA778116  Langloisia setosissima subsp. setosissima Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 931 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  CAS-BOT-BC170706  Larrea tridentata John H. Thomas 1957-3-30 6527 A Riverside 0.8 mile seast of Cactus City, about 13 miles east of Coachella, near U.S. Highways 60 and 70 - Colorado Desert 518 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
  POM310387  Larrea tridentata Margaret Haringe 1946-4-15 284 Riverside Along road to 29 Palms, south of Morongo valley 396 Comment
  RSA0047318  Larrea tridentata Jim Andre 2014-1-27 26658 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
  RSA735214  Larrea tridentata Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, 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., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  RSA673634  Lasthenia coronaria Scott D. White, Tasha La Doux 2000-4-20 7707 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  RSA678113  Lasthenia coronaria Valerie L. Soza, J. Mark Porter, Gary D. Wallace 2001-4-2 1088 Riverside Little San Bernardino Mountains region: Big Morongo Wash. 473 Comment
  UCR97899  Lasthenia coronaria A. C. Sanders 1997-3-1 19710 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  SBBG128849  Lasthenia glabrata subsp. coulteri D. E. Bramlet, R. L. Allen, F. M. Roberts 2011-4-30 4825 Riverside Elsinore Trough, Nichols Rd wetlands area, 253 m S of Nichols Rd & 76 m E of Baker St 384 Comment
  POM6022  Lasthenia gracilis F. M. Reed 1905-2-26 670 Riverside Riverside. Comment
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Apr 30 2011
  RSA512127  Lasthenia gracilis Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, ca. 1 mi S of Hwy 60 on Nason St. Adjacent to W side of Nason, S of Dracaea Ave. Comment
  UC74035  Lasthenia gracilis M. F. Gilman 1904-1-1 18 Riverside Banning Comment
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Mar 13 2011
  UCR94263  Lasthenia gracilis Scott D. White 1996-4-14 3896 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Rd. and 100 m west of the San Jacinto River channel 433 Comment
  RSA0027939  Lathyrus John F. Emmel 1992-6-10 1224 Riverside San Jacinto Mts: Fobes Trail. 1707 Comment
  CSUSB1224  Lathyrus laetiflorus David M. Peterson 1966-2-27 660227 5 Riverside 9 miles southwest of Murrieta 609 Comment
  UCR241199  Lathyrus vestitus Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 265 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  RSA524236  Lathyrus vestitus var. alefeldii Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3996 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR35016  Lathyrus vestitus var. vestitus L. B. Ziegler 1969-5-20 363 Riverside San Jacinto Mtns, Bautista Canyon, middle canyon 915 Comment
  VVC1155  Layia glandulosa A. C. Sanders 1994-5-29 14573 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  RSA716823  Layia platyglossa A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25840 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  UC73928  Layia platyglossa Dr. R. J. Smith 1904-5-17 311 Riverside near Cabazon Comment
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Mar 13 2011
  POM184246  Layia platyglossa subsp. campestris P. A. Munz 1932-3-24 12022 Riverside North of Elsinore. 305 Comment
  RSA654610  Layia platyglossa subsp. platyglossa Bruce Albert 1982-4-17 62 Riverside Flat field south of Cajalco road, 0.3 miles east of La Sierra Hwy. Comment
  UCR79070  Leersia oryzoides A. C. Sanders 1993-10-29 14216 Riverside Spring Brook just below Lake Evans in Fairmont Park, Riverside 238 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
  RSA429965  Lepidium Ora M. Clark 1929-3-17 s.n. Riverside N of La Quinta. Comment
  CLARK-A1528-356  Lepidium lasiocarpum Charlotte Stocks 1964-4-8 Riverside Coachella Valley Comment
  UCR114817  Lepidium nitidum Mitch Provance, Seychelle Provance 1998-2-21 97 Riverside Pedley Hills, E side of Camino Real, c. 0.5 miles south of Jurupa Road, in the areas of Pedley/Glen Avon. 396 Comment
  UCR49237  Lepidium nitidum Steve Boyd 1986-4-2 1621 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UCR60544  Lepidium nitidum K. Tomlinson, D. Kama, R. F. Thorne 1985-3-27 898 Riverside Santa Rosa Plateau, Mesa de Colorado 610 Comment
  RSA586148  Lepidium strictum D. L. Banks, S. D. Boyd 1995-3-16 110 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. E of the Dripping Springs Alcove, N slope of Wildhorse Peak, on the Wildhorse Trail. 616 Comment
  UC218152  Lepidium virginicum Munz and Harwood 1920-3-20 3399 Riverside 5 mi s Corona 304 Comment
  CAS-BOT-BC60108  Lepidium virginicum var. menziesii Geo. T. York 1936-7-30 s.n. Riverside Chino. Comment
  CHSC108875  Lepidium virginicum var. robinsonii Justin M. Wood 2010-3-4 1420 Riverside Prado Basin: City of Corona, just NW of sewage treatment dike (intersection of railroad st. and Yorba st.) 160 Comment
  POM10276  Lepidium virginicum var. robinsonii Charlotte M. Wilder 1904-3-20 s.n. Riverside Wilder s Canyon Comment
  UCR116788  Lepidium virginicum var. robinsonii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24158 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
  UCR258873  Lepidium virginicum var. robinsonii T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7909 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 0.6 mi north of Hwy 15 and Temescal Canyon 476 Comment
  OBI15802  Lepidospartum squamatum Lewis S. Rose 1966-12-14 66103 Riverside Whitewater Wash, N of Palm Springs 198 Comment
  RSA604869  Lepidospartum squamatum Scott D. White 1995-12-24 3799 Riverside Lakeview Mtns: Ca 5 road mi SE of Davis RD/Ramona Expwy intersection. 610 Comment
  UCD64135  Leptochloa panicea subsp. mucronata Malcom A. Nobs; S. Galen Smith 1948-9-3 489 Riverside Imperial Valley, 2 miles north of Indio. Comment
  SEINET4854776  Leptodactylon californicum subsp. tomentosum C. Leo Hitchcock 1940-4-12 6041 Riverside 8 mi NW of Elsinore. 457 Comment
  POM13844  Leptosiphon lemmonii P. A. Munz 1922-4-28 5033 Riverside Temescal Canyon. Comment
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Apr 3 2011
  SBBG5988  Leptosiphon lemmonii H. and M. Dearing 1940-6-9 4364 Riverside Palms to Pines Hwy near Hemet Comment
  POM65218  Leptosiphon liniflorus George F. Reinhardt 1897-06 11550 Riverside San Jacinto Mts. Comment
  UCR138602  Lessingia filaginifolia var. filaginifolia D. L. Banks 1996-11-7 1208 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 0.5 km west of the spring on the N fork of Pechanga Creek, at the E end of the Reservation 427 Comment
  POM122893  Lessingia glandulifera var. glandulifera Marcus E. Jones 1924-8-30 s.n. Riverside San Jacinto Mountains; Tahquitz trail. Comment
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Sep 16 2011
  UCR193757  Lessingia glandulifera var. glandulifera A. C. Sanders, Mitch Provance 2008-7-11 35756 Riverside Peninsular Range; San Jacinto Mtns., 3/4 mi. NE of Mountain Center, c. 1/4 mile NE of Keenwild Fire Station, near road to helipad 1494 Comment
  RSA68710  Lilium parryi Frank W. Peirson 1924-7-27 5003 Riverside South side of Dark Canyon, San Jacinto Mountains. 2499 Comment
  UCR250204  Limonium sinuatum A. C. Sanders 2014-4-23 41057 Riverside Peninsular Range, Temescal Valley at intersection of Concordia Ranch Rd. and Temescal Canyon Rd., near I-15 364 Comment
  POM13146  Limosella aquatica Philip A. Munz, I. M. Johnston 1922-5-19 5430 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  UCR1211  Linanthus androsaceus Martha McCarthy 1960-4-24 s.n. Riverside Santa Ana Mtns., 0.25 west of Tenaja Rd., 12.6 miles from junction with Washington Ave., Murrieta Comment
  UCR49262  Linanthus androsaceus subsp. micranthus Steve Boyd 1986-4-2 1631 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  UC219592  Linanthus ciliatus P. A. Munz 1922-6-23 5765 Riverside Keen Camp San Jacinto Mts. 1524 Comment
  UCR263474  Linanthus ciliatus A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-24 35590 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek watershed, c. 1.25 mi ENE of Mountain Center, nameless tributary to Coldwater Creek north of Johnson Meadow, along trail from May Valley Rd. 1555 Comment
  CLARK-A1528-3470  Linanthus dianthiflorus John C. Roos 1937-4-10 1392 Riverside Norco Comment
  UCR121238  Linanthus dianthiflorus subsp. farinosus Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2250 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  SBBG87393  Linanthus jonesii A. C. Sanders with B. Pitzer, D. Charlton 1986-3-1 6007 Riverside Chuckwalla Valley, 1 mi W of Hayfield Lake, 2 mi SW of pumping station on a small cutoff rd from Hayfield Rd to the dirt rd to Colorado River Aqueduct 426 Comment
  UCR249505  Linanthus jonesii T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7287 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
  JEPS8951  Linanthus lemmonii Rimo Bacigalupi with G. T. Robbins 1954-5-16 4472 Riverside about 0.75 mi s Sage (along State Highway 79, near summit of grade) 762 Comment
  UC1537468  Linanthus lemmonii Gordon H. True Jr. 1935-4-11 576 Riverside Gavilan Hills 609 Comment
  UC23788  Linanthus liniflorus A. J. McClatchie 1892-6-8 40 Riverside near Elsinore Comment
  UC306935  Linanthus liniflorus M. E. Jones 1903-5-11 10317 Riverside Banning Comment
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Mar 13 2011
  UCR177320  Linanthus liniflorus Scott D. White, Michael Honer 2003-5-27 9406 Riverside Gavilan Hills / Temescal Canyon, hills and canyons c. 1 mile north of the I-15 Fwy and 1 mi east of Lake Street exit, south and/or west of unnamed peak '2349 549 Comment
  RSA678423  Linanthus parviflorus Michael Wall 2003-4-26 304 Riverside South of Diamond Valley, Northeast of Skinner Reservoir, Rawson Canyon. Off Rawson Road, 2.7 miles from jct. with Washington Ave. off Winchester Rd. 564 Comment
  UCR1675  Linaria canadensis W. R. Moberly 1962-4-9 620409- 21 Riverside 7 mi west of Jct of Hwys 71-79 on Hwy 71 610 Comment
  UCR80801  Linum lewisii var. lewisii Scott D. White 1993-5-29 1472 Riverside San Bernardino Mtns, Big Oaks Canyon, along the road to Raywood Flat,Yucaipa Ridge 2134 Comment
  RSA0010988  Lithophragma affine Thekla Mohr 1920-05 s.n. Riverside Ivy Canyon, Temescal. Comment
  SD233359  Lithophragma bolanderi Duncan S. Bell, Valentin Arvizu 2010-5-24 1099 Riverside Peninsular Ranges: San Jacinto Mountains region: San Bernardino National Forest: Garner Valley, approx. 2.8 air miles SE of junction of forest service road 6S04 and forest service road 6S13. Along an old road in an open forest with chaparral. 1381 Comment
  UCR155941  Loeflingia squarrosa T. B. Salvato, Kent Beaman 2005-5-16 799 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
  JOTR29601  Loeseliastrum matthewsii Andre, Jim 2006-4-26 6758 Riverside Joshua Tree National Park. Long Canyon, approximately 2.3 mi. S of NE corner (boundary) of park 1055 Comment
  JOTR35499  Loeseliastrum matthewsii La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3187 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Smithwater Canyon, below steep rock wall at bend in canyon (Biodiversity Hunt stop3) 1241 Comment
  POM8008  Loeseliastrum schottii P. A. Munz, R. D. Harwood 1920-4-2 3569 Riverside Ford's well, west of Blythe. 305 Comment
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Dec 13 2016
  UC1714468  Loeseliastrum schottii E. E. Schellenger 1906-4-3 14 Riverside Colorado Desert, Santa <Marie> Mts. Comment
  CAS-BOT-BC342254  Logfia filaginoides Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-2 4044 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta. 609 Comment
  UCR84846  Logfia filaginoides A. C. Sanders, Karin Cleary-Rose, Denise Woodard 1995-3-15 16127 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  RSA594770  Lomatium lucidum D. L. Banks, Dylan Hannon 1996-5-3 991 Riverside Agua Tibia Mountains; Foothills S of Hwy. 79, E of the Dripping Spring Campground, approximately 300 m E of the Dripping Springs Guard Station. 487 Comment
  POM17511  Lonicera subspicata var. denudata P. A. Munz 1923-6-18 7128 Riverside Temecula Canyon. Comment
  SD187388  Lonicera subspicata var. denudata Scott D. White, Angelia Carey 2004-5-7 10351 Riverside Indian Crek and adjacent foothills. 548 Comment
  SD133130  Lonicera subspicata var. johnstonii Scott White 1991-5-13 91 104 Riverside Highway 79, immediately west of U. S. Forest Service Campground at Dripping Springs. 550 Comment
  UCR87651  Lotus argophyllus Michael A. Patten, S. J. Myers 1993-8-20 s.n. Riverside Sonoran (Colorado) Desert, along Tahquitz Creek and behind the debris basin dam in Palm Springs 183 Comment
  UC917860  Lotus argophyllus var. argophyllus Frank W. Gould 1944-4-5 2225 Riverside 17 mi e Temecula Comment
  RSA678443  Lotus hamatus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10499 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
  UCR116708  Lotus hamatus A. C. Sanders, Steven R. Hill 2001-5-4 24147 Riverside Santa Ana Mtns. region, W of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Rd. at Avenida del Oro (to Sandia Creek. Dr.), E side of Rancho Calif. Rd. 488 Comment
  RSA680834  Lotus heermannii var. heermannii Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8665 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. i.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  SDSU13583  Lotus heermannii var. heermannii W. Miller with C. Mosse 1972-7-5 Riverside Comment
  UCR225443  Lotus humistratus A. C. Sanders, T. B. Salvato 2011-3-29 38852 Riverside Peninsular Range; Perris-Aguanga Basin Region, valley at toe of hills between Sun City and Perris, powerline corridor between Goetz Rd. and Alabaster Loop, north of Goldenrod Ave. 448 Comment
  UC15662  Lotus nevadensis var. nevadensis H. M. Hall 1901-7 2491 Riverside shores of Lake Surprise San Jacinto Mountains, Lake Surprise 2499 Comment
  RSA406419  Lotus oblongifolius var. oblongifolius N. C. Cooper 1944-7-16 1563 Riverside Above Pine Cove, San Jacinto Mtns. 1829 Comment
  CSUSB1244  Lotus strigosus K. S. Gill 1965-4-17 Riverside South side of Highway 60, one mile west of Beaumont. 457 Comment
  JEPS29296  Lotus strigosus Rimo Bacigalupi, and L. R. Heckard 1962-3-25 8391 Riverside about 5 mi se Corona (just n of Bedford Canyon, at e base of the Santa Ana Mountains); Santa Ana Mountains 304 Comment
  JEPS55855  Lotus strigosus W. L. Jepson 1901-5-20 1314 Riverside Chalk Hill Mt. San Jacinto, Thomas Valley 1341 Comment
  RSA775268  Lotus strigosus Duncan S. Bell 2011-4-8 2203 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  RSA776837  Lotus strigosus Amber Swanson, Duncan S. Bell 2011-3-18 221 Riverside About 3 airmiles SE of Desert Center, N of Chuckwalla Mtns. 392 Comment
  UC1495655  Lotus strigosus Robert T. Clausen with E. R. and H. E. Clausen 1963-4-18 63049 Riverside 10 km se Murrieta (top of ridge s of Santa Gertrudis); Transverse Ranges Comment
  UC62924  Lotus strigosus H. M. Hall 1898-7-1 965 Riverside San Jacinto Mt. 1600 Comment
  UCR121697  Lotus strigosus A. C. Sanders 2002-5-4 25044 Riverside San Jacinto Mtns., Idyllwild, Pine Crest Ave., NE of Hwy 243 1677 Comment
  UCR96812  Lotus strigosus Scott D. White 1993-3-12 1182 Riverside Near Winchester 466 Comment
  CAS-BOT-BC428033  Lupinus L. Nye; G. Gust 2005-3-11 71 Riverside Marietta [Murrieta]. BM 2228 ca. 5 miles W of Murrieta. 471 Comment
  UCR159109  Lupinus A. C. Sanders, J. Goetzen 1996-5-1 18129 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  UCR1291B  Lupinus albifrons Martha McCarthy 1960-4-24 s.n. Riverside Santa Ana Mtns, 150 yd east of Teneja Rd. and c. 8 mi from the junction with Washington Ave., Murrieta 732 Comment
  JOTR32831  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
  JOTR34369  Lupinus arizonicus Andre, Jim 2012-4-16 20885 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA0014469  Lupinus arizonicus Justin M. Wood, J. Miner 2010-4-29 1543 Riverside Coachella Valley: Cathedral City, 0.5 mi SW of intersection of East Palm Canyon Drive and Cathedral Canyon Wash. 130 Comment
  RSA749191  Lupinus arizonicus Robert F. Thorne 1963-3-29 32404 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
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Dec 8 2011
  RSA87043  Lupinus arizonicus F. W. Peirson 1916-04 542 Riverside Region of Palm Springs. Comment
  UC865464  Lupinus arizonicus Ira L. Wiggins 1937-3-9 8753 Riverside wash 5 mi w Shaver's Well; w of Shaver's Well Comment
  UCR104025  Lupinus arizonicus George K. Helmkamp, E. A. Helmkamp 1998-2-5 2678 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  UCR2956  Lupinus arizonicus D. L. Flaherty 1963-3-21 113 Riverside Sonoran Desert, Coachella Valley, 1000 yards west of the intersection of Hwy 74 and Bursera Way in Palm Desert. 128 Comment
  JOTR16692  Lupinus concinnus Walters, Jim 1967-4-11 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS 1645 Comment
  RSA7443  Lupinus concinnus M. Wall 2009-5-15 508 Riverside Bautista Creek, off Bautista Canyon Rd. ca. 8 miles SE of jct. with Fairview Ave. 752 Comment
  RSA770292  Lupinus concinnus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4576 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  SBBG3576  Lupinus concinnus H. and M. Dearing 1949-4-9 6744 Riverside Joshua Tree Nat Monument Comment
  SD51939  Lupinus concinnus Reid Moran 1962-7-7 9868 Riverside Strawberry Creek, 2.0 miles southwest of Idyllwild, San Jacinto Mountains. 1550 Comment
  RSA560374  Lupinus concinnus subsp. concinnus Steve D. Boyd 1992-4-14 6808 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
  POM12632  Lupinus concinnus var. concinnus P. A. Munz, I. M. Johnston 1922-5-21 5510 Riverside 2 mile below Kenworthy, Thomas Valley 1372 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
  SEINET5558805  Lupinus excubitus H. S. Gentry 1954-1 14258 Riverside Dripping Springs, along Route 79. Comment
  POM305372  Lupinus excubitus var. austromontanus Henry J. Ramsey, Henry J. Ramsey 1938-3-26 646 Riverside Elsinore Temecula Comment
  RSA699741  Lupinus excubitus var. austromontanus Keith E. Hoffmaster 1937-6-6 s.n. Riverside San Jacinto Mountains. Comment
  JOTR33774  Lupinus excubitus var. excubitus La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2927 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast of Quail Mountain and just west of Johnny Lang Mine; Previously burned loose, rocky, gravelly slope above large drainage (stop 2) Comment
  RSA614164  Lupinus hirsutissimus D. L. Banks 1997-2-23 1313 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  UCR3349  Lupinus hirsutissimus T. R. Plumb 1964-4-11 s.n. Riverside San Jacinto Mountains, North Mountain [=Mt. Edna?] c. 5.5 mi south on Old Banning-Idyllwild Rd. 988 Comment
  RSA0026184  Lupinus latifolius John F. Emmel 1997-8-3 1523 Riverside San Jacinto Mts.; Garner Valley; wash 0.6 air mile northwest of Kenworthy Station. 1372 Comment
  OBI48506  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Pasture and adj dirt rd, Guava St (DeLuz Rd) 0.4 mi S jct. Washington Ave in Murietta Comment
  CLARK-A1528-2850  Lupinus sparsiflorus John C. Roos 1937-4-18 1357 Riverside Cabazon Comment
  SD247649  Lupinus sparsiflorus J. Mark Porter, Lauren E. Machen 1997-2-15 11422 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  UC56612  Lupinus sparsiflorus H. M. Hall Apr. 1902 2939 Riverside Riverside Comment
  UCR113168  Lupinus sparsiflorus A. C. Sanders 1998-3-11 21690 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north side of Diamond Valley, along high water road of reservoir under construction 549 Comment
  RSA485409  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd 1987-4-5 1968 Riverside Gavilan Hills - Harford Spring County Park in sandy valley at N end of park. 609 Comment
  RSA607352  Lupinus sparsiflorus subsp. sparsiflorus R. S. Woglum 1938-5-1 1612 Riverside Peninsular Ranges: San Jacinto Valley; Hemet. Comment
  POM50375  Lupinus succulentus W. W. Eggleston 1924-3-8 19522 Riverside Hemet. 480 Comment
  POM280800  Lupinus truncatus Henry J. Ramsey, Henry J. Ramsey 1940-3-15 s.n. Riverside Aguanga. (north of Riverside Co.) Comment
  RSA180234  Lupinus truncatus E. W. Lathrop 1965-4-30 5702 Riverside 5 miles W of Murrieta. 610 Comment
  SDSU13325  Lupinus truncatus Jeremy Mass, Ryan Jacobson 2000-4-19 Riverside Stone Creek, Santa Margarita Ecological Reserve, along jeep trail going from south-side facility to north-side facility. About 1.5 miles from south-side facility. 183 Comment
  RSA777735  Lycium andersonii Jim Andre, G. L. Clifton 2011-2-22 17454 Riverside Mecca Hills; along Box Canyon Road, 10.3 miles NE of town of Mecca 219 Comment
  UCD126594  Lycium andersonii Geoffrey Levin 1976-3-27 699 Riverside South side of Chino Canyon, West of Palm Springs. San Jacinto Mountains. 457 Comment
  UCR95235  Lycium andersonii D. L. Banks 1996-5-13 1022 Riverside Agua Tibia Mtns, NW Palomar Mtns; Foothills south of Hwy 79; east of Dripping Springs Campground; Approx. 2.1 km east of the Dripping Springs Guard Station, south of the jct between the Vail Lake Marina Road and Hwy 79, just north of the Cleveland National Forest Boundary 473 Comment
  RSA428584  Lycium brevipes var. brevipes Louis C. Wheeler 1931-11-26 384 Riverside 1/4 mi. SW Salton BM. Sea level. Comment
  POM80076  Lycium brevipes var. hassei Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  UCR163891  Lythrum californicum B. G. Pitzer 2001-8-19 4344 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  RSA0103623  Machaeranthera asteroides var. asteroides Duncan S. Bell, Sarah DeGroot 2015-9-21 8648 Riverside Santa Rosa Mountains; north side of Asbestos Mountain, at Portrero Spring. 1074 Comment
  RSA0112047  Machaeranthera pinnatifida subsp. gooddingii Duncan S. Bell 2009-10-9 497 Riverside Southwest section of the Arica Mountains. 410 Comment
  RSA0101004  Malacothamnus densiflorus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3546 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  UCR93836  Malacothamnus fasciculatus G. R. Ballmer, K. T. Stockwell 1995-6-8 s.n. Riverside Peninsular Range, Warm Springs Creek, Budweiser Ranch, 0.25-1 mi upstream of Los Alamos Road crossing 457 Comment
  HSC5997  Malacothrix californica C. L. Hitchcock, C. V. Muhlick 1964-3-22 23264 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  UCR121072  Malacothrix californica D. E. Bramlet 2000-8-30 3077 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
  POM362266  Malacothrix clevelandii Anstruther Davidson 1892-05 s.n. Riverside Banning Comment
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Mar 13 2011
  CAS-BOT-BC347690  Malacothrix glabrata L. R. Abrams 1926-3-27 11126 Riverside Near Whitewater Comment
  POM362313  Malacothrix glabrata N. C. Cooper 1949-4-8 3296 Riverside Desert Center. 609 Comment
  RSA559923  Malacothrix glabrata Steve Boyd, Carol Boyd, K. A. Boyd 1992-4-19 6912 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
  RSA79158  Malacothrix glabrata P. A. Munz, Percy C. Everett 1952-5-2 16248 Riverside 2 miles west of Desert Hot Springs 183 Comment
  SBBG101709  Malacothrix glabrata S. Boyd with T. Ross, M. Hammitt 1991-5-2 6075 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
  SBBG35055  Malacothrix glabrata T. L. Secrest 1948-4-10 Riverside near Sage Comment
  SEINET2053780 Image available Malacothrix glabrata B. Pitzer 1988-3-10 654 Riverside W side of Chuckwalla Mtns., on gas line road ca. 1.5 mi. N of intersection with Red Cloud Mine Rd. (& wash); ca. 2 airline miles S of Hwy I-10. 487 Comment
  UCR216337  Malacothrix glabrata Mike Bell 2008-3-19 041 Riverside Sonoran (Colorado) Desert, Coachella Valley; 2 miles west of Desert Hot Springs, off Ruby Dr./13th (dirt track) between North Indian Canyon Dr. and Western Ave. 352 Comment
  SEINET11799397  Malacothrix glabrata Unknown 1936-1 12871 Riverside Colorado Desert, N of Palm Springs Comment
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Oct 7 2017
  SEINET9118732  Malacothrix glabrata C. H. Muller 1952-1 9498 Riverside 2 mi. E of Shavers Summit, E of Joshua Tree National Monument, South Gate. Comment
  RSA588177  Malacothrix saxatilis var. tenuifolia D. L. Banks, Victor W. Steinmann 1995-7-10 0743 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along the Wildhorse Trail, S of lower Arroyo Seco, NW of Wildhorse Peak. 560 Comment
  UCR158329  Malva parviflora A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30071 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
  UCR207305  Malvella leprosa John F. Green 2009-7-13 s.n. Riverside Peninsular Range, Elsinore Trough, NE side of the city of Lake Elsinore, east side of Pasadena St. north of Central Ave. 384 Comment
  CHSC8313  Mammillaria tetrancistra Edward L. Smith 1957-4-3 228 Riverside At entrance to White Water Canyon, San Bernardino Mts. 579 Comment
  RSA709920  Mammillaria tetrancistra Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4636 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  OBI30076  Marah macrocarpa T. W. Niilus 1970-2-10 N 6 Riverside 6 mi W of Perris at Hartford Spring 91 Comment
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Mar 29 2014
  UCR21950  Marah macrocarpa Steve Boyd 1980-5-11 219 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  RSA775339  Marah macrocarpa var. macrocarpa Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5020 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 750 Comment
  RSA404235  Marina parryi M. B. Dunkle 1935-4-17 4550 Riverside East of Wiley Well, Colorado Desert. Comment
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Dec 14 2011
  SD113621  Marina parryi Darley F. Howe 1952-4-28 2195 Riverside Box Canyon, east of Mecca. Comment
  UCSB3069  Marina parryi Haller, John 1960-4-2 Riverside South side of U.S. 60-70, 5.8 miles east of Desert Center 243 Comment
  RSA586319  Marrubium vulgare D. L. Banks, Steve D. Boyd 1995-5-3 230 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  CAS-BOT-BC71094  Marsilea vestita P. A. Munz; I. M. Johnston 1922-5-5 5154 Riverside Mystic Lake, near Moreno 426 Comment
  CLARK-A1528-5367  Marsilea vestita John C. Roos 1965-6-30 Riverside Perris Comment
  CLARK-A1528-2011  Matricaria matricarioides John C. Roos 1966-3-24 Riverside Winchester Comment
  RSA0126837  Matricaria occidentalis R. E. Riefner Jr. 2017-5-18 17 -257 Riverside City of Hemet, E of Winchester, N of Simpson Road, E of San Diego Aqueduct, W of active agricultural fields. 467 Comment
  POM13828  Meconella denticulata P. A. Munz 1922-4-28 5040 Riverside Leach Canyon 610 Comment
  UCR30815  Meconella denticulata John C. Roos 1950-5-6 4783 Riverside Peninsular Range; Santa Ana Mtns., Head of Hagador Canyon, south of Corona 1037 Comment
  CSUSB1089  Medicago polymorpha Leland R. Dykes 1962-5-1 56 Riverside Santa Ana Mountains, San Mateo Canyon Road. 12.5 miles west of Palomar Road, Murrieta. Comment
  SBBG67111  Medicago polymorpha M. N. Ackley 1928-3-10 577 Riverside Bridge Haven [Service Station in Whitewater, 1920s -1950] 426 Comment
  CSUSB1095  Medicago sativa Arthur P. Donaldson 1966-3-16 Riverside Collected in front of the Arlington Flower Shop at 9693 Magnolia Ave., Arlington, Ca. 259 Comment
  CSUSB1307  Medicago sativa C. M. Flanagan 1971-4-23 Riverside Southeast corner of the UCR campus garden project in the city of Riverside. Comment
  UCR93253  Melica frutescens D. L. Banks, Steve Boyd 1995-5-3 0273 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
  POM431212  Melica imperfecta J. C. Roos 1950-4-22 4754 Riverside Summit of Reche Canyon, 0.5 mile NE of summit Comment
  SD231175  Melica imperfecta Scott D. White 2003-3-21 8821 Riverside Santa Ana Mountain Foothills: Rancho Mission Viejo. East-facing slopes above an unnamed tributary to San Juan Creek. 121 Comment
  SEINET8073928 Image available Melica imperfecta Scott D. White 2006-1 11291 Riverside Perris Basin/San Jacinto Mtn Foothills; Santa Rosa Hills, south of Hemet 549 Comment
  UCR281479  Melica imperfecta Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 81 Riverside Temescal Valley, 0.4 miles SE of Horsethief Canyon Rd. and the 15 Fwy. 391 Comment
  SEINET2063365 Image available Melilotus indicus Ed LaRue 1989-4-7 Riverside Woodcrest area: 1/2 mi NE of intersection of Van Buren Blvd. & Mockingbird Canyon Rd. 365 Comment
  POM348170  Melilotus indicus N. C. Cooper 1944-4-22 1136 Riverside Banning. 732 Comment
  RSA674967  Melinis repens Scott D. White, Teresa Salvato 2001-6-8 8579 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  CLARK-A1045-876  Mentzelia involucrata George K. Helmkamp 1977-3-20 Riverside Deep Canyon UCR Boyd Deep Canyon Reserve; sandy bottom of dry wash; ; ; Palm Desert 15'Q 304 Comment
  JOTR29305  Mentzelia involucrata La Doux, Tasha, Mike Bell 2006-5-17 1382 Riverside Joshua Tree National Park. East Deception Canyon Comment
  RSA440426  Mentzelia involucrata T. W. Minthorn 1926-5-14 s.n. Riverside Near Indio, Colorado Desert. Comment
  UCR104031  Mentzelia involucrata George K. Helmkamp, E. A. Helmkamp 1998-2-18 2737 Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, 10.6 miles SSW of Chuckwalla Valley Rd. on Graham Pass Rd. 488 Comment
  UCSB4214  Mentzelia involucrata Broder, Richard 1958-03 Riverside 5.8 miles east of Desert center on US 60-70 Comment
  RSA69581  Mentzelia involucrata var. megalantha F. W. Peirson 1933-4-15 10652 Riverside Whitewater River, 4.5 miles above the bridge. 701 Comment
  POM13994  Mentzelia jonesii P. A. Munz, D. D. Keck 1922-4-9 4886 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
  RSA0123755  Mentzelia jonesii Duncan S. Bell, LeRoy Gross 2016-3-10 8868 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; northwestern section of the range; collecting approximately 2.25 air miles northwest of the summit area. 859 Comment
  RSA440446  Mentzelia jonesii N. C. Cooper 1949-4-8 3345 Riverside Blythe. 259 Comment
  POM17935  Mentzelia micrantha P. A. Munz 1923-6-14 7121 Riverside Glen Ivy Trail to Santiago Peak 1067 Comment
  UC336437  Mentzelia tricuspis J. G. Lemmon Apr 1876 258 Riverside Colorado Desert, White-water Comment
  JOTR35485  Mentzelia veatchiana La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3173 Riverside Joshua Tree National Park. Little San Bernardino Mtns, below Lower Covington Flats, W of Smithwater Canyon,(Biodiversity Hunt stop1) 1341 Comment
  UCD149865  Mentzelia veatchiana Harry George 1968-2-21 s.n. Riverside Joshua Tree National Monument. Comment
  UCR241676  Mercurialis annua O. F. Clarke 2010-5-22 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 365 Comment
  UCR220325  Microseris douglasii D. E. Bramlet 1992-4-15 2227 Riverside Perris-Aguanga Basin Region, 7.5 km SW of Hemet, just east of California Ave and c. 100 m north of the ATSF RR tracks, NE of the intersection of California Ave. and Marvin Hull Road and c. 300 m west of the MWD Canal 453 Comment
  CLARK-A1528-271  Microseris douglasii subsp. douglasii Ruth Cooper 1941-6-8 72 K Riverside Perris Comment
  RSA359525  Microseris douglasii subsp. platycarpha Steve Boyd 1986-3-9 1387 Riverside Temescal Canyon: Alberhill Mt., south slope just east of claymine area 427 Comment
  UCR250577  Microseris lindleyi A. C. Sanders 2014-4-25 41071 Riverside Peninsular Range, Temescal Canyon, Richland property between Horsethief Canyon Rd and Hostettler Rd., SW of I-15 392 Comment
  UCR84608  Microseris lindleyi Scott D. White, S. Ogg 1994-4-21 1948 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  CLARK-A1528-272  Microseris linearifolia C. M. Flanagan 1973-5-31 OO 631 Riverside Morongo Indian Reservation 975 Comment
  RSA507952  Microsteris gracilis subsp. humilis Steve Boyd, K. A. Boyd, C. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2270 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  RSA0018782  Mimetanthe pilosa N. C. Cooper 1949-6-29 4333 Riverside Idlewild, San Jacinto Mountains. 1524 Comment
  UC943875  Mimulus H. E. McMinn, M. Van Rensselaer 1945-6-7 1893 Riverside Indian Truck Trail Santa Ana Mts. 853 Comment
  UC943892  Mimulus H. E. McMinn and M. Van Rensselaer 1945-6-7 1895 B Riverside along Indian Truck Trail east side of Santa Ana Mts. 960 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
  POM13820  Mimulus aurantiacus var. puniceus P. A. Munz 1922-4-28 5054 Riverside Leach Canyon, Santa Ana Mts. 610 Comment
  RSA510032  Mimulus aurantiacus var. puniceus B. Pitzer, E. Misqez 1988-2-28 632 Riverside 2 mi s of Rancho California Road (sw of Murrieta, Walker Basin, Avenida del Oro); Walker Basin, Avenida del Oro. Comment
  JEPS86903  Mimulus bigelovii var. bigelovii David M. Thompson 1988-3-4 824 Riverside 7.3 mi from I-10 interchange (along Box Canyon road to Mecca, n side of road about 100 yards above the road); Shavers Well vicinity 280 Comment
  RSA535794  Mimulus bigelovii var. bigelovii David M. Thompson 1988-3-4 823 Riverside 1.6 ESE of I-10 interchange at Desert Center along dirt road parallel to I-20 (S side of freeway), not far beyond, E of the Desert Center Pumping Station. 82 Comment
  RSA649248  Mimulus bigelovii var. bigelovii Sears 1978-3-18 937 b Riverside Corn Springs Wash at Corn Spring, 7 mi. SE of Desert Center. 563 Comment
  CLARK-A1045-337  Mimulus brevipes George K. Helmkamp 1978-5-2 Riverside Bautista Canyon burn; Bautista Road; Hemet 15'Q Comment
  RSA522285  Mimulus brevipes Steve Boyd, Orlando Mistretta, Walter Wisura 1989-5-30 3745 Riverside Lake Skinner County Pk, S. base of Bachelor Mtn Comment
  UCSC000865  Mimulus cardinalis Peter Kamb 1948-7-11 1199 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  UCR217534  Mimulus diffusus Diane Menuz 2008-4-28 433 Riverside Peninsular Range, Palomar Mts area, east of Pechanga Indian Reservation. 1.7 km south of Hwy 79, south of Arroyo Seco Creek, c. 1.5 mi along Wildhorse Trail 563 Comment
  RSA526488  Mimulus floribundus Steve Boyd, Tim S. Ross 1990-5-11 4685 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  UCR14560  Mimulus fremontii var. fremontii T. Gull 1974-5-11 s.n. Riverside San Bernardino Mtns., Lower Banning Canyon Comment
  RSA802259  Mimulus guttatus Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5006 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  SEINET4678065  Mimulus guttatus T. B. Salvato, Melissa Clemons 2005-6-23 1307 Riverside Peninsular Range; Temescal Valley: Walker Canyon, 1.5 miles due east of Alberhill, North of Hwy I-15 (Lake Elsinore 7.5ft Q); 0 411 Comment
  UC63725  Mimulus guttatus H. M. Hall May 1899 Riverside Van de Venter's San Jacinto Mountains 1371 Comment
  UCR35255  Mimulus guttatus L. B. Ziegler 1969-6-12 377 Riverside San Jacinto Mtns, Hemet Valley (= Garner Valley) in sandy stream bed near Pine Meadows 1433 Comment
  UCR82901  Mimulus parishii A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15803 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  RSA526494  Mimulus pilosus Steve Boyd, Tim S. Ross 1990-5-11 4689 -B Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  UCR167871  Mimulus pilosus T. B. Salvato, Melissa Clemons 2005-6-2 1345 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  VVC319  Mirabilis bigelovii W. W. Mayhew 1960-3-17 s.n. Riverside Colorado Desert, 4.5 miles NW Desert Hot Springs. 482 Comment
  UCR127347  Mirabilis laevis A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25851 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  UC1922765  Mirabilis laevis var. villosa Scott D. White, Brian Leatherman 2005-5-4 11011 Riverside SONORAN DESERT: Eastern Coachella Valley. Thermal area; bajada below Mecca Hills and East of the Coachella Cana. Thermal Canyon 7.5' Quad. Comment
  POM121879  Mirabilis tenuiloba Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  RSA709912  Mohavea confertiflora Sarah J. De Groot, Leland Lubinsky, Naomi S. Fraga, Lisa Rojas 2005-2-10 4616 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  RSA799255  Mohavea confertiflora Thomas Stoughton, Duncan S. Bell, Debra Nelson 2011-2-20 740 Riverside North side of the Mecca hills, side canyon between the head of Box Canyon and Shavers Well, roughly 7.4 miles from Interstate 10 on Box Canyon Road. 305 Comment
  SEINET10548356  Mohavea confertiflora David B. Dunn, A. Folsom; Shogo; Schroeder; Bruskin 1948-3-13 Dunn 3721 Riverside Found growing in a wash. Indio Hills, Colorado Desert. Near Pushawalla. Comment
  UCR251724  Mollugo cerviana Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 58 Riverside Sonoran (Colorado) Desert, east of Alligator Rock; from I-10 at Desert Center, head south on CA 177 to BLM Rd 394 (dirt), collection site is 1.1 miles SW of I-10 exit ramp 334 Comment
  LA63042  Monardella australis subsp. australis Martha Hilend; 1928-8-7 sn Riverside Mt San Jacinto, between Summit and Round Valley Comment
  RSA83412  Monardella australis subsp. australis F. W. Peirson 1924-7-27 4993 Riverside Near lower part of Deer Springs, Dark Canyon, San Jacinto Mts. 2591 Comment
  UCR143095  Monardella breweri subsp. lanceolata Carl Epling 1932-6-26 s.n. Riverside San Bernardino Valley region, Jurupa Hills 610 Comment
  CAS-BOT-BC215490  Monardella nana E. McClintock; H. Lewis 1941-6-29 80 Riverside Road up Santa Rosa Mt. 5 1/2 miles beyond canyon where stream crosses road Comment
  LA57198  Monardella nana G. Bokker; May 1938 sn Riverside Palms to Pines Highway, near Ribbonwood Comment
  UC1499936  Monardella nana E. McClintock, H. Lewis 1941-6-29 80 Riverside Santa Rosa Mt. road, 5 1/2 miles beyond canyon where stream crosses road Comment
  RSA750419  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-5-31 52 Riverside 5.75 miles from the Anza Monument turn off. Comment
  UCR23637  Monardella nana subsp. tenuiflora John C. Roos 1937-8-18 2542 Riverside San Jacinto Mountains, Taquitz Valley 2500 Comment
  UCR121352  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24610 Riverside Mojave Desert, Little San Bernardino Mtns, Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1372 Comment
  OBI23450  Monoptilon bellioides D. Seigler, C. Bohnstedt, F. Seaman and D. Riskind, D. Riskind 1970-3-25 2248 Riverside 32 mi N of Cottonwood Visitor Center in Joshua Tree Natl Monument Comment
  POM98820  Monoptilon bellioides P. A. Munz 1926-1-31 9952 Riverside Dos Palmos [Palmas] Spring. Comment
  SD5346  Monoptilon bellioides Fidella G. Woodcock 1926-3-14 Riverside Palm Springs Comment
  UC667243  Monoptilon bellioides Annie M. Alexander and Louise Kellogg 1941-5-11 2153 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains 883 Comment
  UC672209  Monoptilon bellioides Margaret Stason 1927-2-12 Riverside 1000 Palm Canyon Colorado Desert Comment
  CAS-BOT-BC444627  Montia chamissoi H. M. Hall 1901-7-1 2402 Riverside Tamarack Valley, San Jacinto Mt. 2804 Comment
  RSA0054834  Montia perfoliata Keith E. Hoffmaster 1937-6-6 778 Riverside San Jacinto Mts. 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
  SEINET11679031  Muhlenbergia microsperma A. A. Beetle 1946-1 4231 Riverside at DeLuz near Murietta Comment
  UCR168440  Muhlenbergia rigens I. W. Clokey, E. G. Anderson 1935-8-21 6524 Riverside San Jacinto Mtns., Fuller's Creek 1585 Comment
  RSA674932  Muilla maritima Scott D. White, Tasha LaDoux 2000-4-23 7719 Riverside Perris/San Jacinto Basin: Winchester/Hemet area. Unnamed hills just S of Lakeview Mts. South of Hwy 74 and E of Hwy 79. 473 Comment
  UCR116964  Muilla maritima A. C. Sanders, T. B. Salvato 2001-5-3 24089 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  SD262367  Myosurus minimus var. apus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317 16 Riverside Elsinore Trough: Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, A+- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  RSA0043137  Nama demissa Duncan S. Bell, Amanda Turek 2010-4-10 803 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  RSA421117  Nama demissa E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Canon on Blythe Road. Comment
  UCR169920  Nama demissa Scott D. White, Jennifer H. Jones 2005-4-21 10945 Riverside Sonoran Desert, Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  SD146243  Nama stenocarpa A. C. Sanders, Mitch Provance 1999-9-26 23120 Riverside Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd. 1.4 mi S of Eden Hot Spring 433 Comment
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Oct 3 2007
  RSA595272  Nassella lepida D. L. Banks, Victor Steinmann 1996-4-20 900 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve. 512 Comment
  SBBG119001  Nassella pulchra S. D. White with M. Honer 2004-4-6 10060 Riverside Temescal Valley, just N of the I-15 Hwy and E of Indian Truck Trail, S and W of Lee Lake; T5S R5W S7, SW/4 & adjacent S12 335 Comment
  UC1531114  Nassella pulchra Kay L. Tomlinson, Deborah L. Kama, and Robert F. Thorne 1985-3-27 890 Riverside Mesa de Colorado Santa Rosa Plateau 609 Comment
  UCR266257  Navarretia fossalis D. E. Bramlet 2006-5-25 4003 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, San Jacinto River bed, 20 m south of the Nuevo Road bridge 430 Comment
  UC1922319  Navarretia hamata Scott D. White, Jennifer H. Jones 2005-5-25 11113 Riverside Santa Ana Mtns: Rainbow area; mountain foothils west of I-15 Freeway and immediately N of San Diego County line. Comment
  UC23840  Navarretia leptalea subsp. leptalea Miss King Riverside Menifee Comment
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Apr 3 2011
  LA204524  Nemacladus gracilis Carl Epling; Harlan Lewis 1941-5-7 Riverside 1 mile W of Cottonwood Springs Comment
  SEINET10458415  Nemacladus longiflorus Jepson 1901-5-17 JEPSON 1553 A Riverside Temecula River Comment
  RSA789233  Nemacladus longiflorus var. longiflorus Naomi Fraga, Duncan S. Bell 2009-5-6 2707 Riverside Arroyo seco SE of Dripping Springs Campground and Fire Station. 488 Comment
  RSA0126315  Nemacladus longiflorus var. longiflorus Charlotte M. Wilder 1905-05 s.n. Riverside Wilders Canyon, Riverside. Comment
  POM46796  Nemacladus rubescens Mary F. Spencer 1920-3-27 1498 Riverside Palm Springs. 122 Comment
  SEINET10840516  Nemacladus rubescens Hall Hall 5838 Riverside Near Salton 30 Comment
  SEINET10939189  Nemacladus rubescens var. rubescens Junak 1983-3-24 JUNAK 1664 Riverside Near Pinto Basin road, 2.1 miles north of Highway 10 564 Comment
  RSA0123277  Nemacladus tenuis var. tenuis Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8990 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
  RSA180507  Nemophila menziesii E. W. Lathrop 1959-3-26 4373 Riverside 18 miles W of Elsinore, Tenaja Guard Station, Cleveland National Forest Comment
  RSA528068  Nemophila menziesii Scott D. White 1991-4-10 91 -57 Riverside Diamond Valley area, ca. 1/2 mi. E of Mica Butte, & S of Cactus Valley Road. 610 Comment
  UC131504  Nemophila menziesii var. integrifolia C. F. Baker 1903-4-4 4123 Riverside Elsinore Comment
  RSA0060149  Nicotiana clevelandii D. L. Banks, Steve D. Boyd 1995-10-17 813 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the narrow benches where Arroyo Seco turns to the E., Just W of the Metasedimentary hills. 524 Comment
  RSA192101  Nicotiana glauca E. W. Lathrop 1959-4-2 4420 Riverside 18 miles west of Murrieta. Comment
  RSA426711  Nicotiana obtusifolia Donald Myrick 1968-3-3 1797 Riverside In Box Canyon east of MEcca. 366 Comment
  UCR102704  Nicotiana obtusifolia B. G. Pitzer 1998-1-24 3387 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
  UC310847  Nicotiana quadrivalvis Philip A. Munz 1925-5-20 9852 Riverside 2 mi e Aguanga Comment
  UC76178  Nicotiana quadrivalvis Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR172256  Nicotiana quadrivalvis John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  CLARK-A1528-1496  Nolina parryi John C. Roos 1942-5-2 1051 Riverside Joshua Tree National Monument 1371 Comment
  POM9808  Nolina parryi E. C. Jaeger 1921-6-20 279 Riverside Palm to pines Trail, San Jacinto Mountains. 1646 Comment
  RSA686395  Notholaena californica T. R. Pray 1960-3-4 1646 Riverside Andreas Canyon Comment
  POM3327  Oenanthe sarmentosa D. L. Crawford 1916-3-1 s.n. Riverside Santa Ana River Valley Comment
  UC1241189  Oenothera californica subsp. californica Peter H. Raven 1959-5-18 14244 Riverside Hemet Meadows San Jacinto Mountains Comment
  UC20447  Oenothera californica subsp. californica H. M. Hall June 1901 2143 Riverside along borders of Colorado Desert eastern base of San Jacinto Mountains Comment
  POM187409  Oenothera elata subsp. hirsutissima L. Crutcher 1933-8-2 13 Riverside Camp Tahquitz, San Jacinto Mountains. Comment
  SDSU13603  Oenothera elata subsp. hookeri W. Miller, C. Mosse 1972-7-13 Riverside Comment
  RSA698253  Oenothera scapoidea J. R. Bruff 1927-3-13 2 -P Riverside Thousand Palms Comment
  CSUSB1322  Oenothera speciosa Deborah Sullivan 1973-7-17 Riverside Pedley, Riverside. 243 Comment
  CAS-BOT-BC427458  Oligomeris linifolia Mrs. J. D. Abrams 1901-5-1 s.n. Riverside Elsinore Comment
  CAS-BOT-BC427467  Oligomeris linifolia Hall 1905-6-1 6238 Riverside Hills between Riverside & Gavilan Comment
  JEPS25893  Oligomeris linifolia W. L. Jepson 1914-5-21 6059 Riverside Indio; Colorado Desert 7 Comment
  POM171281  Olneya tesota I. M. Johnston 1930-6-15 3786 Riverside Southeastern end of Eagle Mts. Comment
  SEINET10447235  Opuntia basilaris David B. Dunn 1946-3-16 Dunn 2057 Riverside Collected on dry plateau 1/2 mi ne of pushawalla palms. Indio hills. Comment
  UCR133373  Opuntia basilaris Jeffrey Ross, T. B. Salvato 1998-5-28 MOR- 327 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, c. 3.5 miles NNW of Cabazon 915 Comment
  CAS-BOT-BC58053  Opuntia basilaris var. basilaris E. K. Balls 1954-4-22 19053 Riverside Field redacted by CAS, contact the data manager for more information 914 Comment
  POM9959  Opuntia bigelovii var. bigelovii P. A. Munz 1921-5-1 4485 Riverside 5 miles north of Whitewater, San Bernardino Mts. 305 Comment
Read comments
May 28 2011
  PASA1248  Orcuttia californica Frank W. Peirson 1922-5-19 Riverside Manfee Valley 426 Comment
  RSA356992  Orcuttia californica R. F. Thorne 1973-5-23 43859 Riverside Santa Rosa Plateau-Mesa De Colorado 609 Comment
  RSA0077923  Orobanche fasciculata Ivan M. Johnston 1917-4-4 s.n. Riverside Andreas Canyon. 243 Comment
  RSA608372  Orthocarpus purpurascens Leota Brice 1930-4-13 s.n. Riverside Hemet Comment
  RSA633877  Oxytheca caryophylloides Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38137 Riverside San Jacinto Mountains: San Bernardino National Forest. Woods above James Reserve. 1677 Comment
  RSA593784  Oxytheca emarginata Jeri Hirshberg 1995-5-19 279 A Riverside San Jacinto Mountains, Garner Valley. Comment
  SD116585  Oxytheca emarginata Barbara Ertter, Jeffrey Strachan 1980-5-21 3480 Riverside Santa Rosa Mt Road (Forest Road 7S02) 4.5 miles south of Highway 74 (Pines to Palms Highway), 1829 Comment
  POM14994  Oxytheca trilobata Mary F. Spencer 1922-6-16 s.n. Riverside San Jacinto Mountains. 1829 Comment
  POM11906  Paeonia californica P. A. Munz 1922-4-29 5112 Riverside E of Aguanga, Riverside Comment
  RSA495437  Paeonia californica Steve Boyd 1989-3-12 2964 Riverside Vail Lake area, lower slopes of Oak Mountain 1.5 mi WSW of lake. 488 Comment
  CAS-BOT-BC327908  Palafoxia arida Carl B. Wolf 1932-4-26 2969 Riverside Colorado Desert. 3 mi E of Mecca on the Blythe Road 0 Comment
  HSC6042  Palafoxia arida R. A. Eagle 1964-3-28 16 Riverside 2 mi. this side of Palm Springs Comment
  SEINET3148310  Palafoxia arida G. B. Grant 1906-5-1 906 -6748 Riverside Colorado Desert at Palm Springs Comment
  SFV7072  Palafoxia arida T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-11-16 772 Riverside Along US Highway 95 in Big Wash at east end of county. 116 Comment
  UCR102716  Palafoxia arida B. G. Pitzer 1998-1-24 3402 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
  UCR249510  Palafoxia arida T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7280 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
  POM363751  Palafoxia arida var. arida Elbert Benjamine 1929-4-7 151 Riverside Palm Springs. Comment
  RSA489136  Palafoxia arida var. arida Don Pendleton 1988-5-17 s.n. Riverside Blythe, in a lemon orchard on the mesa W of town. Comment
  UC51605  Palafoxia arida var. arida Jos. Burtt Davy 1902-4-2 8055 Riverside Salton Comment
  UCD134872  Palafoxia arida var. arida G. Helmkamp 1997-11-1 2516 Riverside Bermuda Dunes, 41st St. and Sparky (just E of Washington and S of I-10). 30 Comment
  SD152790  Papaver californicum Steve Boyd, Carol Boyd and Kyle Boyd 1992-3-21 6736 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Tenaja Canyon along trail from wilderness boundary downstream towards Fisherman's Camp. 366 Comment
  SEINET223701  Pappostipa speciosa Mary E. Barkworth 1981-5-8 3401 Riverside Near Aguanga close to border with San Diego County 0 Comment
  UCR103784  Paspalum distichum Scott D. White 1994-10-21 2507 Riverside Temecula Valley, Murrieta Creek channel downstream from Santa Gertrudis Creek confluence. south of bridge at Winchester; north of Long Valley Rd. 305 Comment
  CLARK-A1528-2021  Pectis papposa John C. Roos 1965-9-5 Riverside Chuckwalla Valley Comment
  UCR24516  Pectis papposa K. K. Muller 1971-11-7 2981 Riverside Sonoran (Colorado) Desert, arroyo just south of US 60 opposite S entrance to Joshua Tree National Monument Comment
  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
  RSA608176  Pectis papposa var. papposa Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10063 Riverside Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains. 274 Comment
  UCR260863  Pectocarya anisocarpa A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-24 41475 Riverside San Gorgonio Pass, 3.3 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope east of the water bottling plant and south of I-10 445 Comment
  POM36803  Pectocarya heterocarpa P. A. Munz 1932-3-14 11993 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 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
  UCR139165  Pectocarya linearis 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
  UCR22070  Pectocarya linearis Steve Boyd 1980-4-27 143 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  HSC79098  Pectocarya linearis subsp. ferocula James Henrickson 1973-3-18 8596 Riverside 16 (air) mi. E of Temecula, 2.9 mi. E of Aguanga along Hwy. 71 823 Comment
  RSA752561  Pectocarya linearis subsp. ferocula Justin M. Wood 2009-3-3 327 Riverside City of Murrieta, south of Tanaja bridge and west of Murrieta Creek. 341 Comment
  SBBG55770  Pectocarya linearis subsp. ferocula D. Keil, M. McLeod 1977-3-26 12012 -1 Riverside Hwy 71, 8 mi NW of Lake Elsinore St Recreation area 365 Comment
  JOTR30970  Pectocarya penicillata La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1944 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  RSA0013702  Pectocarya penicillata LeRoy Gross, Grace Cho 2013-4-9 5997 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
  RSA264580  Pectocarya penicillata C. W. Tilforth 1977-3-6 1261 Riverside 0.3 miles E of El Cariso Forest Station, W of Lake Elsinore, Hgwy 74 & Forestry Rd. 6S06. Comment
  UCR183178  Pectocarya penicillata Mitch Provance 2003-5-5 4407 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCR201454  Pectocarya penicillata Scott D. White, Justin M. Wood 2008-6-5 12082 Riverside San Jacinto Mountains, Garner Valley, Hwy 74 at Thomas Mountain Road, southwest corner of junction 1341 Comment
  UCR163141  Pectocarya peninsularis A. C. Sanders, G. K. Helmkamp & P. J. MacKay 1995-3-12 16085 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  RSA597412  Pectocarya platycarpa L. C. Wheeler 1970-4-5 s.n. Riverside West of Desert Hot Springs, by old road to 29 Palms. Comment
  UCR97449  Pectocarya recurvata A. C. Sanders, Pam MacKay, Tim Thomas, G. K. Helmkamp 1997-2-8 19678 Riverside Colorado Desert/San Jacinto Mtns:, Palm Springs area, Tahquitz Debris Basin at mouth of Tahquitz Canyon 183 Comment
  UCSB6136  Pedicularis densiflora Gill, Robert 1959-3-14 Riverside Road to Black Star Canyon 853 Comment
  CAS-BOT-BC71529  Pellaea mucronata var. californica S. B. Parish; W. F. Parish 1881-7-1 511 Riverside San Jacinto Mts. Comment
  UC1080396  Pellaea mucronata var. mucronata E. K. Balls and P. C. Everett 1957-8-20 22673 Riverside 14.7 mi sw and w along State Hwy 74 from Palm Village (junction with State Hwy 111) 1127 Comment
  POM9609  Pellaea mucronata var. mucronata I. M. Johnston 1920-5-8 s.n. Riverside Box Springs Grade, near Riverside Comment
  UC2031360  Pennisetum setaceum Duncan S. Bell with Joella Adkins 2012-11-11 4380 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Mecca Hills: upper branch of Hidden Spring Canyon, approx. 0.6 air miles SE of Hidden Spring and 0.6 air miles S of The Grotto. Comment
  CAS-BOT-BC227212  Pennisetum villosum T. B. Salvato 2000-8-22 020 Riverside Peninsular Range: Riverside, Bascomb Drive at Don Goodwin Street 309 Comment
  SEINET3079730 Image available Penstemon B. Pitzer, Jack Easton 1987-3-10 400 Riverside Anza area, hills south of Thomas Mtn., ca. 3 mi. (airline) east of town of Anza on north side of Hwy 371 1341 Comment
  UC1618031  Penstemon californicus Donald G. Nelson 1936-5-21 370 Riverside Slopes just N of meadow in valley, just E of Hurkey Creek Camp area, E of Lake Hemet, and N of Mount Thomas. Comment
  UCR189578  Penstemon californicus Amy Rowland 2006-6-9 095 Riverside Peninsular Range- San Jacinto Mountains, Garner Valley; c. 1 mi east of Hwy 74, 0.3 mi south of Fobes Ranch Rd. 1382 Comment
  RSA0006178  Penstemon californicus Philip A. Munz, J. M. Johnston 1922-5-21 5445 Riverside San Jacinto Mts., Kenworthy, Hemet Valley; 2 miles NW of Kenworthy. 1372 Comment
  CAS-BOT-BC265282  Penstemon clevelandii subsp. connatus H. M. Hall 1899-5-1 1100 Riverside Van de Venter's 1402 Comment
  UCR151032  Penstemon grinnellii Scott D. White 1998-7-31 6931 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  UCSB26814  Penstemon labrosus Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs; Santa Rosa Mtns 2377 Comment
  RSA33846  Penstemon spectabilis N. C. Cooper 1944-6-17 1422 Riverside San Jacinto Mts. above Banning. 1524 Comment
  NY661151  Penstemon spectabilis var. spectabilis E. K. Balls 1953-8-19 18534 Riverside 1-1.5 miles west of Anza along highway from Anza to Aguanga 1219.2 Comment
  UCSB3816  Peritoma arborea Kamb, Peter 1948-4-11 Riverside Banning-Indio Highway east of Whitewater Wash, Coachella Valley 457 Comment
  CAS-BOT-BC77499  Peritoma arborea var. angustata H. M. Hall 1899-5-1 1186 Riverside Aguanga, Smith Mt. Comment
  CAS-BOT-BC77527  Peritoma arborea var. arborea Ivan Johnston 1917-4-4 1057 Riverside Palm Canyon 457 Comment
  POM46878  Perityle emoryi Mary F. Spencer 1918-3-26 783 Riverside Palm Springs. 137 Comment
  RSA758331  Perityle emoryi Doug Goldman 2005-3-3 3041 Riverside Box Canyon, along the west side of Box Canyon Road, around 10 miles southwest of the intersection with Interstate 10 and around 0.7 miles southeast of Blake Hill 268 Comment
  UCR102696  Perityle emoryi B. G. Pitzer 1998-1-24 3379 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
  UCR263647  Perityle emoryi Aaron C. Sedgwick, Brett Griffin 2012-3-28 027 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  UCR3449  Perityle emoryi John Minnich 1964-3-22 64-3-22 16 Riverside Sonoran (Colorado) Desert, Box Canyon (Calif. Hwy 195), c. 10 mi. east of Mecca 61 Comment
  RSA167782  Petalonyx thurberi Robert F. Thorne, R. Rutherford 1964-4-10 33599 Riverside At Desert Beach along NE side Salton Sea -61 Comment
  RSA247995  Petalonyx thurberi Robert F. Thorne, S. T. Blake 1965-6-1 34712 Riverside Morongo Valley pass 488 Comment
  SEINET11978708  Petalonyx thurberi Unknown 1936-1 12554 Riverside Colorado Desert N of Palm Springs Comment
  POM250764  Petunia parviflora J. C. Roos 1937-6-7 514 Riverside South foot of Jackrabbit Trail, near San Jacinto. Comment
  CAS-BOT-BC326769  Peucephyllum schottii Robert F. Thorne 1963-3-29 32441 Riverside South side of Eagle Mountains near pumping station of Metropolitan Water District about 12 miles west of Desert Center Comment
  CLARK-A1656-643  Peucephyllum schottii Lois Ann Scott 1978-2-3 Riverside Little San Bernardino Mountains Comment
  JOTR31871  Peucephyllum schottii La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2125 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  LA203886  Peucephyllum schottii T. Craig; 1932-2-24 1796 Riverside Coachella Valley, Cathedral City Comment
  POM121857  Peucephyllum schottii Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  POM178398  Peucephyllum schottii Marcus E. Jones 1930-4-1 25939 Riverside Shaver's Well Comment
  RSA0042376  Peucephyllum schottii Duncan S. Bell, LeRoy Gross 2014-3-13 6241 Riverside Orocopia Mountains; southern section of range; approximately 3 air miles northwest of Clemens Well. 431 Comment
  POM182078  Phacelia ambigua P. A. Munz 1932-3-14 11974 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 Comment
  RSA129727  Phacelia ambigua H. S. Yates 1937-3-23 6409 Riverside 3 miles N of Palm Springs, San Jacinto Mts. 213 Comment
  RSA426005  Phacelia ambigua N. C. Cooper 1949-4-8 3258 Riverside Mecca Pass east of Indio 457 Comment
Read comments
Sep 7 2011
  RSA427708A  Phacelia ambigua E. C. Jaeger 1922-4-1 716 Riverside Canyon, Colorado Desert east of Mecca 152 Comment
  UCR241185  Phacelia brachyloba Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 502 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  SEINET10497000  Phacelia campanularia James S. Miller 1992-5-8 Miller 7465 Riverside 5.5 mi E of the W boundary of San Bernadino National Forest on California route 74. 950 Comment
  RSA613405  Phacelia cicutaria var. hispida D. L. Banks 1997-4-5 1686 Riverside NW Palomar Mountains, Agua Tibia Mountains: Agua Tibia Wilderness Area. South of Dorland Mountain, just east of the Wilderness Area boundry with the Pechanga Indian Reservation, along a tributary of the north fork of Pechanga Creek. 670 Comment
  UCR260847  Phacelia cicutaria var. hispida A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41413 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  SDSU18365  Phacelia ciliata C. Matt Guilliams, Jeannine Ross 2008-3-12 529 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. 428 Comment
  HSC49202  Phacelia crenulata D. L. Goforth 1979-4-11 102 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  SBBG19794  Phacelia crenulata J. R. Haller 1960-4-2 1545 Riverside S side of US Hwy 60-70, 5.8 mi E of Desert Center 243 Comment
  SEINET4681882  Phacelia crenulata C. Davidson 2010-4-1 11657 Riverside Highway 168 to Joshua Tree National Park, about 1 mile from I-10.; 0 515 Comment
  CLARK-A1045-308  Phacelia crenulata var. ambigua George K. Helmkamp 1977-3-20 Riverside Deep Canyon Pinyon Pines area; ; ; Palm Desert 15'Q 1066 Comment
  UC1424873  Phacelia crenulata var. ambigua Robert F. Thorne and R. Carolin 1967-3-21 41632 Riverside Cottonwood Springs Joshua Tree National Monument 914 Comment
  SD215567  Phacelia crenulata var. minutiflora W. Wisura, J. Dolan and M. Wall 1992-3-25 4647 Riverside Ford Dry Lake, north of I-10 at Hopkins Well. Comment
  JEPS2321  Phacelia distans W. L. Jepson 1939-4-17 19139 Riverside Elsinore Comment
  RSA314615  Phacelia distans Robert F. Thorne, Mrs. Raymond Fosberg, M. H. Sachet, Derral Herbst 1983-4-23 55483 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  RSA716193  Phacelia distans Scott D. White, Angelia Carey 2004-4-5 10016 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  SBBG119453  Phacelia distans A. C. Sanders 2004-5-12 27861 Riverside Walker Cyn at N foot of Alberhill Mtn, Temescal Crk 378 Comment
  SFV21962  Phacelia distans J. N. Hogue 2011-3-27 376 .4 Riverside Colorado Desert Chuckwalla Mountains. Corn Springs Wash at Corn Springs. 490 Comment
  UCR140704  Phacelia distans A. C. Sanders 2004-5-12 27861 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR202041  Phacelia distans Denise Woodard, Gilbert Goodlet 1997-3-11 s.n. Riverside Sonoran (Colorado) Desert, base of Santa Rosa Mtns. at mouth of Cathedral Canyon, border between Rancho Mirage and Cathedral City, site of proposed Ritz-Carlton Rancho Mirage/ Cathedral Canyon Golf Course 305 Comment
  SEINET10420007  Phacelia distans Norman C. Cooper 1944-3-24 1018 Riverside Banning. 701 Comment
  UC663064  Phacelia fremontii James E. Cole 1941-5-2 673 Riverside Lost Horse Valley Joshua Tree National Monument 1310 Comment
  POM10399  Phacelia minor Charlotte M. Wilder 1904-3-14 s.n. Riverside Wilders Canyon, Jurupa Hills. Comment
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Apr 2 2011
  RSA28081  Phacelia minor I. L. Wiggins 1941-3-27 9707 Riverside 4 mi. north of Whitewater. Comment
  RSA523471  Phacelia minor Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4030 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA586128  Phacelia minor D. L. Banks 1995-4-11 171 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 Dripping Springs Trail. 951 Comment
  SBBG55031  Phacelia minor D. Keil, M. McLeod 1979-3-18 12968 Riverside Alberhill Jct along St Hwy 71 365 Comment
  SEINET3091898 Image available Phacelia minor B. Pitzer, L. LaPre 1987-3-2 441 Riverside Bundy Canyon, ca. 2 mi. SE of Lake Elsinore and 0.5 mi. N of Bundy Canyon Rd. off Raciti Rd. (Romoland 7.5' quad). Comment
  UCR262563  Phacelia minor T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3758 Riverside San Jacinto Mountains, San Jacinto River Canyon, c. 0.16 mi south-southwest of the dirt parking area at the head of the South Fork Trail (FSR 2E17) from Hwy 74 1250 Comment
  UCSB10391  Phacelia minor Wedberg, H. 1957-3-22 Riverside Hwy. 71, Alberhill Comment
  UCSB33378  Phacelia minor Marks, R. 1978-3-16 Riverside Top of hill 3/4 mi. W of orange grove at 3000 block of McAllister Rd., Riverside 457 Comment
  UCR18163  Phacelia pediculoides A. C. Sanders 1978-3-11 00400 Riverside Sonoran (Colorado) Desert, Coachella Valley, Indian Wells, intersection of Bay Club Drive and Hwy 111 30 Comment
  UCR268310  Phacelia ramosissima Jim Andre 2012-6-15 30496 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
  RSA6102  Phacelia ramosissima var. latifolia Carl B. Wolf 1932-5-24 3642 Riverside 0.5 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains 549 Comment
  RSA645684  Phacelia ramosissima var. latifolia Scott D. White 1999-5-24 7374 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi W of I-215 freeway. 442 Comment
  RSA736287  Phalaris minor Scott D. White, Justin M. Wood 2008-5-13 11955 Riverside I-215 freeway right of way. South of Scott Rd. Comment
  UCD89319  Phleum alpinum Carl V. Meyer 1928-7-26 538 Riverside San Jacinto Mountains, Deer Springs. 2651 Comment
  JEPS69926  Phlox austromontana W. L. Jepson 1907-5-25 1439 Riverside near Santa Rosa Peak (sw side in upper Coyote Canyon); Coyote Canyon 762 Comment
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Dec 12 2011
  POM243711  Pholisma arenarium E. C. Jaeger 1938-5-15 s.n. Riverside Barkers Reservoir, Joshua Tree National Monument. 1280 Comment
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Nov 13 2016
  CAS-BOT-BC135072  Phoradendron californicum Del Wiens 1955-10-17 960 Riverside Palms to Pines Highway between Palm Springs and Keen Camp, State Hwy. 74 Comment
  RSA420771  Phoradendron californicum Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  RSA668001  Phoradendron californicum C. R. Annable 1995-3-15 2281 Riverside 2.7km SW of Valerie on road to Martinez Canyon. Comment
  UCR240037  Phoradendron californicum A. C. Sanders, Tim Thomas, T. B. Salvato 2012-11-1 40510 Riverside Sonoran (Colorado) Desert, Chuckwalla Bench, south of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustine Rd. junction, large wash on SW side of road 695 Comment
  UCR1488  Phoradendron densum Howard York 1962-4-5 s.n. Riverside San Jacinto/Santa Rosa Mtns., Pinyon Flats Campground, Hwy 74 1220 Comment
  UCR94257  Phoradendron macrophyllum Scott D. White 1996-4-14 3916 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
  CAS-BOT-BC141174  Phoradendron serotinum subsp. macrophyllum I. M. Johnston 1917-12-1 1810 Riverside Santa Ana River NW of Corona 182 Comment
  CLARK-A1528-4356  Physalis acutifolia John C. Roos 1965-9-5 Riverside Blythe Comment
  UCR177116  Physalis acutifolia A. C. Sanders 1993-8-14 14210 Riverside City of Riverside, vacant field (former citrus orchard) on south side of Palmyrita Ave. midway between Michigan Ave. & Mt. Vernon Ave, NW foot of Box Spring Mts. 323 Comment
  JOTR31882  Physalis crassifolia La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2134 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Rockhouse Canyon; steep-walled canyon and sandy wash along an old road Comment
  RSA372140  Physalis crassifolia David B. Dunn, H. Brown, E. McClintock 1947-3-16 2884 Riverside Pushawalla Canyon Biota. Indio Hills. Comment
  UCR280426  Physalis crassifolia Onkar Singh 2015-11-9 5611 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, c. 5 km SW of Desert Center 459 Comment
  POM9964  Physalis crassifolia Philip A. Munz 1921-4-30 4508 Riverside Pinyon Wells 1220 Comment
  SBBG83305  Phytolacca americana D. Domenigoni 1986-4-21 Riverside Young property, Hemet Comment
  SD127285  Pinus flexilis Reid Moran 1973-7-28 21110 Riverside Summit of Toro Peak 2500 Comment
  UCD134596  Pinus flexilis Gordon Pilone 1961-1-14 80 Riverside Trail to Tahquitz Peak, San Jacinto Mountain Range. 2651 Comment
  RSA658964  Pinus lambertiana Diane M. Ramirez 1983-5-15 33 Riverside Ca Hwy 243, 1/2 mi S of Junction with Poppet Flat Divide Truck trail. Comment
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Mar 27 2014
  SEINET13709411  Pinus ponderosa J. Adams, J. Adams (Botany) 1965-1 199 Riverside 1 Mi South Idyllwild 6000 Ft 1829 Comment
  OBI69339  Pinus quadrifolia David Charlton 1988-5-21 1908 Riverside Thomas Mtn Rd, from N to S. W of GarnerValley and S of Lake Hemet on hwy 74 1676 Comment
  SBBG358  Pinus quadrifolia M. Van Rensselaer 1937-9-21 Riverside W of Vandeventer Flat Comment
  UCSB148  Pinus quadrifolia Waian, Lee 1960-5-15 Riverside 1/2 miles from Highway 74 on the road to Anza Comment
  LA24977  Piperia cooperi M. Zaitlin; 1951-5-12 sn Riverside San Juan Canyon, Hwy 74 914 Comment
  UCR240649  Pityrogramma triangularis Tracy Tennant, Mitch Provance 1998-6-16 MOR- 419 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  UCR7780  Pityrogramma triangularis var. triangularis Pat Halligan 1968-4-13 s.n. Riverside San Bernardino Valley Region, Box Springs Mtns., Riverside, 1/4 mile SW of water tank on Sugarloaf Mtn. 366 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
  SD178181  Plagiobothrys canescens A. C. Sanders, Guy Bruyea 2004-4-2 27414 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles west-northwest of Hemet, east of the Lakeview Mtns., mouth of canyon on south side, just north of Rose Rd. 462 Comment
  UCR127363  Plagiobothrys canescens A. C. Sanders, D. Malueg 2003-5-8 26559 Riverside San Jacinto Valley, San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  UCR116852  Plagiobothrys collinus A. C. Sanders, Steven R. Hill 2001-5-4 24141 Riverside Santa Ana Mtns. region, W of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Rd. at Avenida del Oro (to Sandia Creek. Dr.), E side of Rancho Calif. Rd. 488 Comment
  POM368961  Plagiobothrys collinus var. californicus Richard C. Barkelew, Mark Morris 1929-3-3 s.n. Riverside Perris. Comment
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Nov 9 2011
  UCR234332  Plagiobothrys collinus var. californicus A. C. Sanders, John F. Green 2012-4-6 40004 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, along old (c. 1926) Corona-Elsinore RR route, between I-15 and Temescal Cyn. Rd., c. 10 miles south of Corona, SE of mouth of Mayhew Cyn. 325 Comment
  UCR241829  Plagiobothrys collinus var. californicus A. C. Sanders, Timothy W. Chumley 2013-4-3 40763 Riverside Peninsular Range, Temescal Canyon SE of Horsethief Canyon Rd, and just west of I-15 Fwy, SE of Corona (Lee) lake 392 Comment
  RSA0119986  Plagiobothrys collinus var. fulvescens Duncan S. Bell, Thomas Stoughton 2016-4-13 9266 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  UCR241849  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-5 40777 Riverside Peninsular Range, Temescal Canyon, around Ivyglen electrical substation near where Temescal Canyon Rd. passes under I-15, between substation and Campbell Ranch Rd. 328 Comment
  UCR250216  Plagiobothrys collinus var. fulvescens A. C. Sanders 2014-4-8 40980 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
  UC1506500  Plagiobothrys fulvus A. C. Sanders and T. Glenn 1983-4-17 3736 Riverside 5 mi (airline) s Murrieta; Santa Ana Mountains, Mesa de Colorado 609 Comment
  UC1608292  Plagiobothrys fulvus Steve Boyd and Tim Ross 1992-5-5 7247 Riverside grassland area s Oak Flats (sw of Bluewater Trail); southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 731 Comment
  UCR79248  Plagiobothrys fulvus Steve Boyd, T. S. Ross 1992-5-5 7247 Riverside Southern Santa Ana Mtns., San Mateo Canyon Wilderness Area. south of Oak Flats, SW of the Bluewater Trail 793 Comment
  SBBG104102  Plagiobothrys leptocladus A. C. Sanders 1993-4-5 13698 Riverside western edge of Hemet, along S side of Devonshire Ave, between Old Warren and Warren Rds, SW of Tres Cerritos and N of Florida Ave (Hwy 74) 460 Comment
  UCR220331  Plagiobothrys leptocladus D. E. Bramlet 1992-4-29 2260 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, 8 km SW of Hemet, NW of the intersection of California Ave. and Stowe Rd., c. 250 ft. north of Stowe Rd. and c. 350 ft. west of California Ave. 456 Comment
  POM3833  Plagiobothrys nothofulvus H. M. Hall 1902-4-26 2980 Riverside Box Springs Mountain, vicinity of Riverside 701 Comment
  SDSU13683  Plagiobothrys nothofulvus J. Jill Steinberg, Janet Knots 1998-3-11 7 Riverside Comment
  UCR76164  Plantago elongata A. C. Sanders 1993-4-1 13663 Riverside Perris-Aguanga Basin Region, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos 460 Comment
  RSA621636  Plantago elongata subsp. pentasperma R. E. Riefner 1998-3-22 98 -185 Riverside Lake Elsinore. Elsinore trough between Willard and Murrieta Creek. Comment
  UC888364  Plantago erecta C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-4-15 4628 A Riverside Gavilan Peak 600 Comment
  UCR135824  Plantago erecta A. C. Sanders, Guy Bruyea 2004-4-2 27447 Riverside Peninsular Range, Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 335 Comment
  RSA781617  Plantago ovata Duncan S. Bell 2009-3-8 85 Riverside Arica Mountains: collecting on the mountains ridgeline at the northern part of mountain range approximately 2.7 air miles northwest of Priest Well. 565 Comment
  POM68827  Plantago ovata var. fastigiata Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  RSA402031A  Plantago ovata var. fastigiata H. de Forest, F. Detmers 1931-4-2 s.n. Riverside Colorado Desert. Comment
  SBBG7272  Plantago ovata var. fastigiata C. H. Muller 1952-4-5 9488 Riverside White Water Cyn, 1 mi above White Water Comment
  UCR199718  Plantago patagonica Scott D. White 2008-4-28 11915 Riverside San Gorgonio Pass, Banning, south of Hwy I-10 and just north of San Jacinto Mountains toe slope. East of Sunset Avenue 701 Comment
  SD229213  Platanus racemosa Dick Schwenkmeyer 2012-5-22 730 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  UCSB2710  Platanus racemosa Haller, John 1950-5-20 Riverside base of San Jacinto Mtns; Hemet-Idyllwild Road; opposite Cranston Ranger Station 609 Comment
  CLARK-A1045-869  Platystemon californicus George K. Helmkamp 1978-6-1 #4 Riverside Santa Ana Mountains Wildomar 7.5'Q Comment
  JEPS70532  Pleuraphis rigida W. L. Jepson 1912-10-28 5241 Riverside in the wash near Riverside Mts.; along the Colorado River, near Riverside Mts. 45 Comment
  RSA414079  Pleuraphis rigida Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7821 Riverside West of Indio, 3 miles E of Date Palm Dr. 15 Comment
  UC218137  Pleuraphis rigida P. A. Munz and R. D. Harwood 1920-4-2 3584 Riverside Blythe Junc. 365 Comment
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May 28 2011
  UCR243173  Pleuraphis rigida LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4356 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
  HSC66547  Pleurocoronis pluriseta Christopher Davidson 1979-4-4 7706 Riverside Orocopia Mountains, Box Canyon on Box Canyon Rd., 5.9 miles E of Mecca. 305 Comment
  LA102219  Pleurocoronis pluriseta John C. Roos; 1966-3-10 sn Riverside Chuckwalla Mountains, 3 mi. SE of Desert Center Comment
  POM48450  Pleurocoronis pluriseta P. A. Munz 1925-3-7 9346 Riverside Painted Canyon, Mecca. Comment
  UCR202037  Pleurocoronis pluriseta Denise Woodard 1998-6-11 s.n. Riverside Sonoran (Colorado) Desert, base of Santa Rosa Mtns. at mouth of Cathedral Canyon, border between Rancho Mirage and Cathedral City, site of proposed Ritz-Carlton Rancho Mirage/ Cathedral Canyon Golf Course 305 Comment
  UC699668  Pluchea odorata var. odorata Kay H. Beach 1942-10-22 1662 Riverside about 3 mi nw Corona city limits (along Chino Creek); Chino Creek 198 Comment
  CAS-BOT-BC326545  Pluchea sericea H. S. Gentry 1954-7-25 14248 Riverside Aguanga Comment
  RSA33344  Pluchea sericea Marcus E. Jones 1903-5-8 s.n. Riverside Indio. -7 Comment
  SFV4076  Pluchea sericea F. D. Adair 1959-6-9 s. n. Riverside Palm Springs Wildlife Sanctuary. Comment
  UC51606  Pluchea sericea Jos. Burtt Davy 1902-3-25 7931 Riverside Indio Comment
  UC829264  Pluchea sericea Louis C. Wheeler 1932-7-9 940 Riverside 3 mi below Prado; Santa Ana River Canyon 152 Comment
  RSA741061  Poa pratensis Scott D. White, Justin M. Wood 2008-6-5 12068 Riverside Quinn Flat Meadow. 1372 Comment
  IRVC26840  Poa pratensis subsp. pratensis S. D. White 1997-5-18 5163 Riverside Vista Grande Area: just W of USFS Vista Grande Fire Station (Hwy 243 ca. 10 road miles SE of Banning). San Jacinto Mtns. 1494 Comment
  RSA0037399  Poaceae Robert F. Thorne 1966-10-15 41807 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  UCR14558  Polycarpon tetraphyllum W. H. Evart 1974-7-3 s.n. Riverside Riverside, 2085 Loma Vista St. [West of Chicago Ave. & north of University Ave.] Comment
  UCR49989  Polygonum aviculare S. J. Myers 1987-10-27 s.n. Riverside Peninsular Range; Santa Ana Mtns., c. 3 mi. west of Temecula, NE portion of Santa Rosa Plateau, 3/4 mi. east of Walker Basin 488 Comment
  RSA289843  Polygonum hydropiperoides Barry A. Prigge 1980-9-17 4069 Riverside Coachella Valley Stormwater Channel: E of Munroe St., Indio. -3 Comment
  UCR82881  Polygonum punctatum A. C. Sanders, P. J. MacKay 1994-10-23 15851 Riverside San Bernardino Mtns/Colorado Desert, Whitewater River Canyon, between the trout hatchery and Bonnie Bell 671 Comment
  RSA689923  Polypodium californicum Norman C. Cooper 1947-4-5 2033 Riverside Los Alamos Canyon, Elsinore 762 Comment
  UCR4  Polypodium californicum Eugene Cardiff 1950-2-25 s.n. Riverside San Bernardino Valley Region, Jurupa Hills [=Jurupa Mtns.] 366 Comment
  POM20514  Polypodium hesperium E. C. Jaeger 1923-6-28 s.n. Riverside Long Valley, San Jacinto Mountains 2590 Comment
  CAS-BOT-BC232947  Polypogon australis H. M. Hall 1900-5-29 1384 Riverside Vicinity of Winchester, near Sage 457 Comment
  UC573864  Polypogon monspeliensis H. S. Yates 1937-6-27 6706 Riverside near Relief Hot Springs; San Jacinto Quadrangle, near Relief Hot Springs Comment
  UCR133416  Polypogon monspeliensis Jeffrey Ross, T. B. Salvato 1998-6-9 MOR- 314 A Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Lion Canyon, c. 3.5 miles NNW of Cabazon 854 Comment
  IRVC172  Polystichum imbricans subsp. curtum Carol Hooven 1965-4-24 HS 559 Riverside Highway 79. Comment
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Nov 30 2014
  CAS-BOT-BC102608  Populus fremontii Ira L. Wiggins 1937-2-19 8573 Riverside Roadside 2.5 miles north of Ripley Comment
  RSA757730  Populus fremontii subsp. fremontii LeRoy Gross, Jackie McConnaughy, Andrew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4353 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon., Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  CAS-BOT-BC356158  Porophyllum gracile Steve Boyd 1992-4-14 6830 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Western flank of Bluewater Cyn along Bluewater Trail 792 Comment
  CAS-BOT-BC356167  Porophyllum gracile Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9537 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  UCR60520  Porophyllum gracile Steve Boyd 1985-7-23 1044 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 3.5 mi west of the junction with Tenaja Trail Comment
  RSA450979  Portulaca oleracea Stephen M. Beckstrom-Sternberg 1985-9-10 1027 Riverside U.C.R. garden plots. Comment
  UC12562  Potentilla gracilis var. fastigiata H. M. Hall 1897-9-11 806 Riverside Tauquitz Valley San Jacinto Mountains, Tauquitz Valley 2438 Comment
  CAS-BOT-BC540421  Potentilla gracilis var. fastigiata H. M. Hall 1898-1-1 s.n. Riverside Unspecified Comment
  CAS-BOT-BC356218  Prenanthella exigua Annie M. Alexander; Louise Kellogg 1941-5-23 2221 Riverside Colorado Desert. 3.5 miles northeast of Cottonwood Spring, Eagle Mountains 762 Comment
  SJSU5255  Prenanthella exigua R. C. McGehee 1970-4-15 205 Riverside Wileys Well, 26 mi SW of Blythe Comment
  SDSU13345  Primula clevelandii var. clevelandii Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU), M. G. Simpson 2000-4-1 23 Riverside Along a poorly defined trail east of the North side field station. At the Santa Margarita Ecological Research Station (SDSU). 335 Comment
  RSA0027579  Prosopis glandulosa Kristin Forgrave, April Garbat, Deidre Conocchioli 2013-8-13 33 Riverside At Corn Springs Campground. Comment
  CSUSB949  Prosopis juliflora Steven M. Chambers 1970-4-12 Riverside On rocky hillside near bottom station of the Palm Springs Aerial Tramway, Chino Canyon. 761 Comment
  SEINET2442086  Prosopis juliflora Fred D. Johnson 1962-1-2 6203 Riverside Tahquitz Canyon near Palm Springs. 140 Comment
  CAS-BOT-BC216518  Prosopis pubescens F. A. Thackery 1928-5-16 377 Riverside Indio Comment
  LA208073  Prunus emarginata W. B. Welch; 1928-5-5 Riverside San Jacinto Mountains, Idyllwild and Lily Rock Comment
  UCSB41269  Prunus fremontii Cowan, Clark 1978-4-23 Riverside 12.1 mi (19.2 km) S on Hwy 74 from jct. w/ Hwy 111 at Indian Wells. Whittaker transect #W-220 (voucher). 950 Comment
  CAS-BOT-BC356333  Psathyrotes ramosissima S. B. Parish 1912-6-28 8115 Riverside Mecca Comment
  CAS-BOT-BC356351  Psathyrotes ramosissima M. Bourell; R. Patterson 1987-4-14 3273 Riverside Spur N of Box Canyon Hwy 195, BLM Conservation Area 150 Comment
  UC74008  Psathyrotes ramosissima Dr. R. J. Smith 1904-5-18 325 Riverside desert near White Water Comment
  UC963832  Psathyrotes ramosissima Helen K. Sharsmith 1952-4-11 4063 Riverside 7 mi s Highway 60-70 (nw base of Chuckawalla Mountain); Colorado Desert, Chuckawalla Mountains 533 Comment
  SD234306  Pseudognaphalium beneolens R. E. Riefner Jr. 2006-9-14 06 432 Riverside Peninsular Range: Temecula, Temecula Valley, Hwy 79 at Old Town Front Rd. 305 Comment
  SD144045  Pseudognaphalium biolettii A. C. Sanders 1997-3-1 19714 Riverside Box Springs Mtns: Coyote Hill (Bench Mark Versity, 1386 ft.) and ridge W and SE of the UCR Botanic Garden. 427 Comment
  UCR280927  Pseudognaphalium leucocephalum Mitch Provance 2017-5-25 517- 62 Riverside Temescal Valley, 0.3 to 0.5 miles SE of Indian Truck Trail, between Temescal Canyon Rd. and Hwy. 15 361 Comment
  UC64844  Pseudognaphalium stramineum E. A. Zumbro 1904-1-1 422 Riverside Cold Water Canyon Santa Ana Mts., Cold Water Canyon Comment
  RSA1136  Pseudotsuga macrocarpa J. T. Howell 1928-7-8 1054 Riverside Santa Ana Mountains above Glen Ivy 1524 Comment
  UCR67301  Psilocarphus brevissimus var. brevissimus A. C. Sanders, E. Rey, D. Willick 1991-4-19 10922 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
  UC218162  Psorothamnus arborescens var. simplicifolius P. A. Munz and I. M. Johnston 1922-5-6 5167 Riverside Dry Morongo Wash; Colorado Desert 304 Comment
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Aug 18 2010
  CAS-BOT-BC353637  Psorothamnus emoryi E. A. McGregor 1917-3-19 717 a Riverside Indio Sands Comment
  SBBG68074  Psorothamnus emoryi Anstruther Davidson 1895-1 Riverside Palm Springs Comment
  CAS-BOT-BC352323  Psorothamnus fremontii var. fremontii Raymond Lindholm 1961-4-17 s.n. Riverside White Water Canyon Comment
  HSC84094  Psorothamnus schottii Aaron Liston, T. S. Elias, O. R. Dorado, S. Zona 1986-11-29 6401 Riverside Road to Painted Canyon, Mecca Hills Comment
  JEPS41664  Psorothamnus schottii M. Clary 1929-10-1 12 Riverside Coral Reef Canyon , Coral Reef Canyon (Santa Rosa Mts.) 0 Comment
  UC667343  Psorothamnus schottii Annie M. Alexander and Louise Kellogg 1941-5-12 2161 Riverside road to Black Eagle Mine , road to Black Eagle Mine (Eagle Mountains) 777 Comment
  UCR158770  Psorothamnus schottii Lyman Benson, Robert Benson 1952-4-8 14848 Riverside Sonoran (Colorado) Desert, 2 mi. west of Shaver Summit [Chiriaco Summit] east of Indio, U.S. Hwy 66 518 Comment
  POM295543  Psorothamnus schottii Lyman D. Benson 1979-3-28 13575 Riverside Was at E end of PInes to Palms Hwy just above junction of palm springs- indio road. 305 Comment
  POM96259  Psorothamnus schottii E. C. Jaeger 1925-12-20 s.n. Riverside Fish traps. 3 Comment
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Feb 3 2011
  RSA404275  Psorothamnus spinosus Julian P. Donahue 1973-6-16 s.n. Riverside Corn Springs Wash at Corn Spring, Chuckwalla Mountains, 7.5 mi. SE Desert Center 488 Comment
  SBBG68034  Psorothamnus spinosus R. Hoffmann 1928-10-21 Riverside Fig Tree John's [Figtree John Spring] -60 Comment
  UCR177848  Psorothamnus spinosus Marisa Sripracha, K. A. Boyd 2004-2-14 034 Riverside Sonoran (Colorado) Desert, Myoma, on the Thousand Palms Preserve, near the palm oasis just off Thousand Palms Drive 190 Comment
  SEINET13373578 Image available Psorothamnus spinosus Leila M. Shultz, John S. Shultz 1985-1 8281 Riverside Gravel benches on north side of the Chuckawalla Mountains 183 Comment
  RSA5217  Pteridium aquilinum var. pubescens C. B. Wolf 1932-8-4 3911 Riverside Near Point View, near Idyllwild. San Jacinto Mtns. 1646 Comment
  RSA649669  Pterostegia drymarioides Rashmi Pant, Darin Banks 1996-5-1 1016 Riverside Cleveland National Forest: Along the Cutca Trail, E of the Cutca Valley, ca. 0.5 miles W of the Aguanga Trail Junction. Comment
  UCR19271  Pterostegia drymarioides John C. Roos 1952-3-19 5397 Riverside Peninsular Range, Box Springs Mountains [east edge of Riverside] 457 Comment
  UCR205276  Pterostegia drymarioides Steve Boyd, Amber Maurice, Pesach Lubinsky, L. Lubinsky 2003-4-17 19456 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 366 Comment
  UCR243576  Pterostegia drymarioides Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21109 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, upper watershed on east ridge, 1.1 mi south of radio tower, c. 6 mi. south of town center of Yucca Valley 1207 Comment
  UCR250559  Pterostegia drymarioides A. C. Sanders 2014-4-9 41000 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. north of intersection with Indian Truck Trail, c. 0.4 km south of El Hermano Rd., NW of Corona (Lee) Lake 331 Comment
  UCR85245  Pterostegia drymarioides A. C. Sanders, P. J. MacKay, M. Jacobsmyer, C. L. Sanders 1995-3-5 15991 Riverside Sonoran (Colorado) Desert, Orocopia Mtns, Maniobra Valley, 1.6-3 mi. south of frontage road (old Hwy 60) along Interstate 10, S to edge of BLM wilderness 610 Comment
  RSA450763  Pulicaria hispanica J. C. Roos 1965-8-2 s.n. Riverside Palm Springs: along irrigation ditch on Vista del Chino, between Sunrise Way and Caballeros Ave. 122 Comment
  UCR35104  Pyrola aphylla L. B. Ziegler 1966-6-28 071 Riverside San Jacinto Mountains, North Fork of the San Jacinto River (Dark Canyon), above Idyllwild-Banning Road 1677 Comment
  RSA0081607  Pyrola aphylla P. A. Munz, I. M. Johnston 1924-7-27 8725 Riverside Dark Canyon, San Jacinto Mts. 1982 Comment
  SD260958  Quercus Mitch Provqance 2012-9-5 912 15 Riverside Badlands of Western Riverside County: Potrero Creek, S end of City of Beaumont, E side of Highland Springs Rd., about 100 yards south of intersection with Breckenridge Ave. 754 Comment
  RSA0029147  Quercus John F. Emmel 1988-3-26 1072 Riverside Along Red Mountain road (south of Hemet), 0.2 road mi north of junction with Alessandro Trail. 1366 Comment
  UCSB41252  Quercus X acutidens Cowan, Clark 1978-4-25 Riverside 6.7mi (10.7 km) SW on 74 from jct w/ 71, 4.6 mi (7.3 km) from Lake Elsinore, Sta. Ana Mts. Cleveland Nat. For.; Whittaker transect #W-229 Comment
  SBBG58959  Quercus X morehus J. E. Butner 1948-10-3 656 Riverside ca. 5 mi out of Idyllwild toward Palm Springs on St Hwy 74 Comment
  UC1135312  Quercus agrifolia R. St. John Apr 1930 137 Riverside Cottonwood Canyon Elsinore Quad. 457 Comment
  UCR94267  Quercus agrifolia Scott D. White 1996-4-14 3914 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
  SDSU13621  Quercus agrifolia var. agrifolia W. Miller with C. Mosse 1972-7-20 Riverside Comment
  RSA0028782  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2005-8-7 5 -581 Riverside San Jacinto Mountains, San Bernardino National Forest, 2.3 mi W of Santa Rosa Mountain Rd. on SR 74 at Vandeventer Flat. 1430 Comment
  RSA192167  Quercus berberidifolia E. W. Lathrop 1965-5-18 5757 Riverside 8 miles W of Murrieta. 610 Comment
  SD186231  Quercus berberidifolia A. C. Sanders, T. B. Salvato 2004-2-16 27392 Riverside Foothills at edge of Temescal Valley, south of Brown Canyon. 451 Comment
  UCR108845  Quercus berberidifolia Heidi A. Haid 1969-8-20 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR273034  Quercus berberidifolia Mitch Provance 2012-1-25 17379 Riverside Badlands of Western Riverside County, San Timoteo Canyon, SW end along SCE powerline access roads between El Casco Substation and the Hwy. 60. 689 Comment
  RSA769025  Quercus dumosa E. W. Lathrop 1970-10-12 7145 Riverside 10 miles west of Murrieta, Santa Rosa Plateau Comment
  RSA0091964  Quercus durata var. gabrielensis Mitch Provance 2012-9-13 912 -01 Riverside Badlands of Western Riverside County: Potrero Creek, S end of City of Beaumont, E side of Highland Springs Rd., +/- 1 mi. N of entrance to CDFG Potrero Reserve. 744 Comment
  UCR159195  Quercus engelmannii A. C. Sanders, Kelly Volansky 2005-8-31 31594 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
  UCD63203  Quercus palmeri A. C. Sanders; S. D. Boyd, Mitch Provance, and J. Ross 1998-10-25 22286 Riverside San Jacinto Mtns.: Santa Rosa Indian Reservation along Hwy. 74, 2.1 mi. E of Hwy. 371 junction to Anza, just W of Vandeventer Flat. 1463 Comment
  UCSB1145  Quercus palmeri Haller, John 1960-5-15 Riverside Vandeventer Flat, 3.3 mi. E of the junc. of the road to Anza on Calif. 74 1371 Comment
  CAS-BOT-BC104994  Quercus wislizeni Louis C. Wheeler 1931-10-3 s.n. Riverside Strawberry Valley, Mt. San Jacinto Comment
  SBBG122738  Quercus wislizeni var. frutescens R. E. Riefner 2006-10-11 06 -530 Riverside E of Rainbow Cyn, N of Rainbow Heights, Termite's Hike Trail 595 Comment
  POM305599  Rafinesquia neomexicana Henry J. Ramsey, Ramsey 1937-3-2 883 Riverside Desert Center Comment
  UCR249522  Rafinesquia neomexicana T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7295 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
  UCR35155  Ranunculus cymbalaria var. saximontanus L. B. Ziegler 1967-8-29 216 Riverside San Jacinto Mtns, Meadow in Hemet Valley 1418 Comment
  CSUSB568  Raphanus raphanistrum Penny Stead 1970-4-14 Riverside Found in vacant behind A. & I. dorm at University of California, Riverside. 274 Comment
  JOTR16836  Rhamnus ilicifolia Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. BARKER DAM 1310 Comment
  RSA526085  Rhamnus ilicifolia Steve Boyd, Tim S. Ross 1990-5-11 4658 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  RSA643450  Rhamnus ilicifolia A. C. Sanders 1995-11-26 17909 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, S of Hwy 371. Small cyn crossing Spanish Spur Trail ca. 0.1 mi. N of Deer Spr. Trail, 0.2 mi N of Kearsarge Rd. 1189 Comment
  SBBG44538  Rhamnus ilicifolia W. B. Holt 1941-10-23 18 -1941 Riverside near Split Rock, Joshua Tree Nat Monument Comment
  SD121810  Rhamnus ilicifolia Ward B. Holt 1941-10-23 18 1941 Riverside Open area, large sandy wash, near Split Rock, Joshua Tree National Monument Comment
  SEINET5569763  Rhamnus ilicifolia R. H. Whittaker, W. A. Niering 1961-1 s.n. Riverside San Jacinto Mountians. 1524 Comment
  RSA764118  Rhamnus tomentella Linda M. Prince, Duncan S. Bell 2009-6-17 583 Riverside Cleveland National Forest Comment
  RSA674923  Rhamnus tomentella subsp. cuspidata Scott D. White, Pam De Vries 2000-4-25 7731 Riverside Temescal Valley: Corona area, eastern foothills of Santa Ana Mountains just above citrus groves. 412 Comment
  SBBG59936  Rhododendron occidentale Mrs. J. D. Wright 1929-6-25 Riverside San Jacinto Mtns [probably near Idyllwild] Comment
  UC22144  Rhododendron occidentale H. M. Hall June, 1901 2241 Riverside w side of San Jacinto Mountains San Jacinto Mountains 1828 Comment
  CAS-BOT-BC200028  Rhododendron occidentale var. californicum Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild Comment
  OBI77006  Rhus aromatica Malcolm McLeod, David J. Keil 1977-3-26 12019 Riverside 9 mi east of jctn with I-15 along Calif 79 518 Comment
  RSA13815  Rhus ovata Victor Duran 1933-7-3 3498 Riverside 2 miles east of Pinyon Flat, Santa Rosa Mountains. 1067 Comment
  RSA386392  Rhus ovata D. A. Young 1969-3-21 P- 364 Riverside 11 mile W of Elsinore, along Hwy 71. 244 Comment
  RSA516741  Rhus ovata 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
  UCD116938  Rhus ovata T. B. Salvato; Kent Beaman 2005-5-16 880 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 549 Comment
  UCR115381  Rhus ovata June Latting 1978-5-4 s.n. Riverside Santa Ana Mountains, Sierra Peak 929 Comment
  RSA561108  Rhus trilobata var. anisophylla Steve Boyd, Timothy S. Ross, David E. Bramlet 1993-5-12 7325 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 365 Comment
  RSA523482  Ribes indecorum Steve Boyd, T. S. Ross, L. Arnseth 1990-3-30 3942 Riverside Vail Lake area, summit of Big Oak Mtn, N of Lake. Saddle between summits, along road heading N to Black Hills. 793 Comment
  UCR158448  Ribes indecorum S. J. Myers 1993-1-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, SW of Mesa de Colorado, Carancho Rd. at Tortuga Rd. 396 Comment
  SEINET13942527 Image available Ribes indecorum S. Lambert 1981-1 1911 Riverside San Bernadino National Forest, hwy 74, 6.0 miles W Mountain Center, 3000 feet elevation, streamside 914 Comment
  RSA441493  Ribes malvaceum var. viridifolium Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  RSA659610  Ribes malvaceum var. viridifolium J. C. Roos 1947-3-15 3341 Riverside Chaparral on a burn. The west face of the San Jacinto Mtns. Comment
  POM307246  Ribes nevadense Henry J. Ramsey, Mrs. Ramsey 1937-5-22 2243 Riverside Santa Rosa Mountains Comment
  UCR5949  Ribes nevadense Sue Freeman 1966-4-30 s.n. Riverside San Jacinto Mtns., above top of main waterfall a mile upstream from Banning-Idyllwild road on Fuller Mill Creek 1829 Comment
  SEINET13942920 Image available Ribes quercetorum Scott D. White 1995-1 2752 Riverside SW of Juniper Flat Road, USGS Lakeview 7.5' quad., Lakeview mountains About 1900 ft elev. 33 deg. 48' N, 117 deg. 6' W. T4S, R2W, S28 NE 1/4 579 Comment
  UCR3499  Ricinus communis Frances Miller 1964-5-5 M 6429 Riverside just above RR tracks at base of Box Springs Mtns, end of Big Springs Rd. 396 Comment
  UCR4163  Ricinus communis R. H. Sauer 1965-4-30 s.n. Riverside Peninsular Range, Intersection of Chase Drive and Skyline Drive, 3.5 mi SW of Corona 244 Comment
  POM319730  Ricinus communis Patricia Wilder 1970-10-30 4855 Riverside Along road on south side of Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area. 152 Comment
  POM319082  Romneya coulteri Patricia Wilder 1970-10-15 4818 Riverside Prado Dam; by entry gate on west end of top of dam; Chino Hills; Santa Ana River. 183 Comment
  UC56908  Rorippa nasturtium-aquaticum H. M. Hall Apr. 1902 2958 Riverside vicinity Riverside; vicinity of Riverside 243 Comment
  UCR155937  Rorippa nasturtium-aquaticum 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
  SBBG121983  Rosa californica S. D. White, A. Carey 2004-5-7 10334 Riverside Indian Crk and adjacent foothills 549 Comment
  UCSC000944  Rubus parviflorus Unknown 1975-5-30 52 Riverside San Jacinto Mts., Hall Canyon Comment
  RSA343865  Rumex acetosella Robert F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60657 Riverside Santa Rosa Plateau: at edge of Cleveland National Forest. 610 Comment
  UCR137712  Rumex crispus D. L. Banks 1997-3-29 1567 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
  UCR127562  Rumex dentatus A. C. Sanders, T. B. Salvato 2003-5-21 26786 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
  RSA774117  Rumex salicifolius var. denticulatus Duncan S. Bell, Colleen Wheeler 2010-7-19 1628 Riverside San Bernardino National Forest: Garner Valley, in the vicinity of the Tool Box Spring trailhead, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1377 Comment
  UCR266491  Rumex violascens Mitch Provance, Matt Amalong 2015-4-6 415- 16 Riverside Temecula/Murrieta Region, About 0.5 mile SW of Winchester, along Leon Rd., near its SW corner with Domenigoni Parkway 444 Comment
  CLARK-A1528-5728  Ruta graveolens John C. Roos 1948-2-21 3771 Riverside Reche Canyon 457 Comment
  JEPS62517  Salazaria mexicana Marjorie Clary 1931-4-4 5 Riverside Coachella Valley Devils' Canyon (slopes of Santa Rosa Mts., West Colorado Desert); West Colorado Desert, slopes of Santa Rosa Mts. Comment
  RSA698840  Salix exigua J. R. Bruff 1927-10-8 1 -F-1 Riverside Thousand Palms. Comment
  UCR93234  Salix exigua A. C. Sanders 1994-7-27 15161 Riverside Riverside, Santa Ana River between the San Bernardino Co. line & the Market Street Bridge 246 Comment
  RSA92609  Salix exigua F. W. Peirson 1920-6-22 4282 Riverside Santa Ana River. 152 Comment
  SD1018  Salix exigua var. hindsiana Mrs. H. P. Bracelin 1932-4-12 602 Riverside East side of the bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside 239 Comment
  POM186278  Salix gooddingii C. Epling, Joseph A. Ewan 1933-5-12 7606 Riverside South shore Lake Elsinore. Comment
  UCR116411  Salix gooddingii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24177 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
  CAS-BOT-BC108217  Salix hindsiana Mrs. H. P. Bracelin 1932-4-12 600 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  UC634544  Salix laevigata H. L. Mason 1928-3-10 4171 Riverside Snow Creek Colorado Desert, White Water River Valley, Snow Creek Comment
  CDA5807  Salpichroa origanifolia F. J. Willmarth 1964-6-15 Riverside Temecula Hotel, Temecula. 0 Comment
  JEPS86050  Saltugilia australis W. L. Jepson 1901-5-19 1284 Riverside San Jacinto Canyon , San Jacinto Canyon (San Jacinto Mtns.) Comment
  UC714927  Saltugilia australis R. C. Foster 1937-3-7 62 Riverside near aqueduct (w slope Whitewater Canyon); w slope Whitewater Canyon 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
  RSA761155  Saltugilia splendens subsp. splendens Shawn Krosnick, C. Martinez, Naomi Fraga, Lucinda McDade, et al. 2010-8-14 686 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC1080318  Saltugilia splendens subsp. splendens P. C. Everett and E. K. Balls 1958-5-4 23083 Riverside Morongo Canyon 670 Comment
  POM70719  Salvia apiana Marcus E. Jones 1906-4-19 s.n. Riverside Palm Springs. Comment
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Aug 27 2011
  RSA13284  Salvia apiana P. A. Munz 1922-7-3 5957 Riverside S slopes of Santa Rosa Mts. 1677 Comment
  UC218133  Salvia apiana P. A. Munz, I. M. Johnston 1922-5-6 5170 Riverside Dry Morongo Wash; ; Morongo Wash Comment
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Aug 18 2010
  POM44740  Salvia columbariae P. A. Munz, L. T. Street, G. Williams 1919-3-28 2373 Riverside Palm Springs. (Cabazon) 543 Comment
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Mar 13 2011
  SEINET2066015 Image available Salvia columbariae C. Francis Shutts 1949-3-18 40 Riverside 'Box Canyon', old Mecca Blythe Hwy, Orocopia Mountains 182 Comment
  UCSB11998  Salvia columbariae Schevill, Peggy 1963-5-5 Riverside Joshua Tree Woodland; About 5 miles north by northwest; Pinyon Flats Campground; Calif Hwy 74 1021 Comment
  CAS-BOT-BC233298  Salvia mellifera D. A. Johansen; J. A. Ewan 1932-4-10 7050 Riverside Cabezon, San Gorgonio Pass Comment
  RSA552756  Salvia mellifera Steve Boyd, T. S. Ross, Orlando Mistretta 1992-3-31 6742 Riverside San Mateo Canyon Wilderness Area. Morgan Trail from Round Potrero W to junction with Tenaja Trail in N-fork Bear Creek. 670 Comment
  RSA654622  Salvia mellifera Lydia Paneri 1982-4-17 54 Riverside Hillside north of Cajalco Road, 2 miles east of I-15. Comment
  SD136810  Salvia mellifera Steve Boyd, Tim Ross and Orlando Mistretta 1992-3-31 6742 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area, Morgan Tril from Round Potrero west to junction with Tenaja Trail in north fork of Bear Creek. 671 Comment
  SDSU13635  Salvia mellifera W. Miller, C. Mosse 1972-7-20 Riverside By olive trees 100 yards from fork. Comment
  UCR25122  Salvia mohavensis John C. Roos 1965-6-23 s.n. Riverside Sonoran (Colorado) Desert, Lost Palms Canyon in the Eagle Mtns Comment
  UC187491  Salvia pachyphylla A. W. Anthony 1895-7-13 Riverside San Jacinto Mountains 2438 Comment
  NY43174  Salvia vaseyi J. B. Walker 1995-5-3 1404 Riverside S of Palm Desert, along Hwy 74, at desert lookout over Coachella Valley 500 Comment
  RSA0121026  Salvia vaseyi Duncan S. Bell, LeRoy Gross 2016-3-29 9112 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
  RSA314158  Salvia vaseyi Walter Wisura 1983-7-9 3915 Riverside 5.4 mi from the junction with Hwy 111 along Hwy 74. Comment
  CAS-BOT-BC414253  Salvinia minima R. E. Riefner, Jr. 2011-10-16 11 -142 Riverside City of Lake Elsinore, W of Hwy. 74, S side of Temescal Wash, ca. 0.2 mi N of Baker St., vicinity of Bromley Ave. and Baker St. 382 Comment
  JEPS12744  Sambucus mexicana Carl V. Meyer 1928-7-26 526 Riverside Roach Sawmill San Jacinto Mountains 2072 Comment
  UC28631  Sambucus mexicana H. M. Hall 1901-6 2517 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1584 Comment
  POM78928  Samolus parviflorus I. M. Johnston 1925-6-7 3286 Riverside Santa Ana River ca. 3 mi. S of Wineville. 183 Comment
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Jul 25 2009
  UC1562958  Sanicula arguta S. Myers and R. Montijo 1990-4-20 3 Riverside Powder Canyon in the city of La Habra Heights Powder Canyon; La Habra Heights, Powder Canyon 243 Comment
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Apr 14 2013
  UCR31299  Sanicula arguta A. C. Sanders, T. Glenn 1983-4-17 3733 Riverside Santa Ana Mtns., Mesa de Colorado, 5 mi (airline) SW of Murrieta 612 Comment
  RSA781360  Sanicula bipinnatifida A. C. Sanders, T. B. Salvato 2011-4-1 38957 Riverside Lake Elsinore, off Baker St. NW of intersection with Bromley Ave., north of second house from intersection, 0.55 km NW of Hwy 74 404 Comment
  RSA85102  Sanicula bipinnatifida J. C. Roos 1952-4-29 5599 Riverside Reche Canyon 457 Comment
  RSA263674  Sanicula crassicaulis E. W. Lathrop 1968-5-22 6922 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  UC1424822  Sanicula graveolens E. W. Lathrop 1977-4-20 7611 Riverside 4 mi w of Corona (Summit of Santiago Peak, Skyline Drive, between Tin Mine Canyon and Santiago Peak, Skyline Drive); Santa Ana Mountains, Santiago Peak, Skyline Drive Comment
  UCR34989  Sanicula tuberosa L. B. Ziegler 1970-5-14 403 Riverside San Jacinto Mtns, above Hemet Valley on flat top of Pleistocene alluvium 1585 Comment
  UCR123866  Sarcostemma cynanchoides subsp. hartwegii Steven R. Hill 2001-5-3 33651 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 1.0-1.5 mi SW of Calif. Hwy 111, Palm Springs.Boundary of Palm Springs Aerial Tramway property, at entrance gate 610 Comment
  RSA613422  Sarcostemma hartwegii D. L. Banks 1997-4-5 1670 A 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
  JEPS27445  Sarcostemma hirtellum W. L. Jepson 1928-4-25 12627 Riverside s. Mohave Desert, Pinto Basin 1676 Comment
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Dec 26 2016
  UCR129153  Sarcostemma hirtellum Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  SEINET7072825  Schismus arabicus A. G. Vestal 1963-5-19 s.n. Riverside About 1.5 miles northeast of Aguanga on Route 371 [the Cahiulla Road]. Coordinate datum: WGS84/NAD83. (33? deg. 27' 46" North Latitude, -116? deg. 51' 36" West Longitude, Coordinate datum: NAD27.). Comment
  UCR138582  Schismus arabicus Steve Boyd, Orlando Mistretta 1986-3-13 1430 Riverside Sonoran (Colorado) Desert, Palen Mtns: NE of Desert Center, junction of Parker Dam Road and 'Palen Road' (road going through pass between Palen and Granite Ranges) 366 Comment
  SEINET10867937  Schismus arabicus Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-22 Holmgren 6464 Riverside Rice Valley, 7 mi S-SW of Rice. Sand dunes; common. Culms and leaves prostrate. 274 Comment
  CAS-BOT-BC243462  Schismus barbatus L. R. Abrams 1941-4-23 13925 Riverside White Water wash, Palm Springs railroad station Comment
  UCR174328  Schismus barbatus A. C. Sanders 2006-5-19 32417 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR226923  Schismus barbatus Jim Andre 2011-2-2 16203 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  RSA653173  Schoenoplectus acutus var. occidentalis Mitch Provance 2000-6-24 2073 Riverside Riverside: Santa Ana River Wash, between the Market St. bridge and the 60 Fwy. 243 Comment
  POM1408  Schoenoplectus americanus D. L. Crawford 1916-2-3 s.n. Riverside Santa Ana River (Prado Beach) Comment
  POM1415  Scirpus microcarpus I. M. Johnston 1918-5-30 2015 Riverside Lee Lake, Temescal Canyon. 335 Comment
  POM1416  Scirpus microcarpus L. T. Street, M. Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon. Comment
  RSA496729  Scrophularia californica subsp. floribunda B. Pitzer 1987-4-21 497 Riverside Box Springs Mtns, near southernmost radio towers 793 Comment
  CAS-BOT-BC341098  Scutellaria mexicana Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  CLARK-A1528-3130  Scutellaria tuberosa John C. Roos 1950-3-18 4715 Riverside Comment
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Feb 27 2016
  UCR133501  Scutellaria tuberosa D. C. Hawks 1998-4-20 s.n. Riverside Gavilan Hills, near base of Gavilan Peak 640 Comment
  OBI8327  Selaginella bigelovii David J. Keil, Malcolm McLeod 1977-3-26 K 12027 Riverside 0.7 mi. W of juctn. with Riverside county Rd. R-3 (to Hemet) along Calif. Rt. 79 Comment
  SD134577  Selaginella bigelovii Craig Reiser 1987-5-15 Riverside Barren hills north of Sun City Comment
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Apr 9 2008
  UC306716  Selaginella bigelovii I. M. Johnston 1918-4-3 1824 Riverside s end Juniper Flat; Lakeview Mts. 609 Comment
  CAS-BOT-BC62094  Selaginella eremophila Robert T. Clausen; Harold Trapido June 18 4678 Riverside Salton Sea Basin, mouth of Chino Canyon, San Jacinto Mts., near Palm Springs 457 Comment
  RSA0123355  Selaginella eremophila Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9049 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
  POM299279  Senecio douglasii var. monoensis A. M. Alexander, Louise Kellogg 1941-5-9 2142 Riverside Cottonwood Spring, Eagle Mountains 884 Comment
  CAS-BOT-BC323964  Senecio flaccidus var. douglasii F. Grinnell Jr. 1908-7-25 s.n. Riverside San Jacinto R. 762 Comment
  HSC80292  Senecio flaccidus var. douglasii Steve Boyd 1985-8-7 1113 Riverside Santa Rosa Plateau Region. Clinton Kieth Rd., 1.7 mi. E of gate to The Nature Conservancy Preserve Comment
  SD122990  Senecio flaccidus var. douglasii Steve Boyd 1985-8-7 1113 Riverside Santa Rosa Plateau Region; 1.7 mile east of gate to The Nature Conservency Preserve. Comment
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May 12 2012
  RSA0124176  Senecio flaccidus var. douglasii P. A. Munz 1927-5-21 10889 Riverside Coahuila Creek. 671 Comment
  RSA0124179  Senecio flaccidus var. douglasii N. C. Cooper 1944-7-15 1604 Riverside Palms to Pines Hwy, San Jacinto Mountain. 701 Comment
  JOTR35442  Senecio flaccidus var. monoensis Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 48 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop1) Comment
  RSA0042160  Senecio mohavensis Duncan S. Bell, Evan Meyer 2014-4-2 6512 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  SDSU12940  Senecio vulgaris Jutta Buschbom 1991-6-9 23 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  UCR26101  Senecio vulgaris John C. Roos 1952-3-26 5417 Riverside City of Riverside, Fairmount Park 259 Comment
  UC484160  Senna armata B. D. Stark 1930-5-25 Riverside Chuckawalla Valley Colorado Desert, Chuckawalla Valley Comment
  RSA674753  Sesuvium verrucosum Scott D. White 2001-6-29 8633 -A Riverside Meniffe Valley: About 1.4 air mi SW of the I-215/ Newport Rd. Interchange, northwest of the intersection of HollandRd. and Bradley Rd. 439 Comment
  SBBG69834  Sesuvium verrucosum M. D. Clary 1930-5-4 1295 Riverside Salton Sea -60 Comment
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Nov 8 2011
  UC2029956  Sesuvium verrucosum Scott D. White 2001-6-29 8633 A Riverside MENIFEE VALLEY: Abotu 1.4 air mi SW of the I-215 / Newport Rd. Interchange, northwest of the intersection of Holland Rd. and Bradley Rd. Comment
  UCR126421  Setaria adhaerens T. B. Salvato, A. C. Sanders 2000-4-27 63 Riverside Coachella Valley, between Filmore & Buchanan on Avenue 56 -12 Comment
  UCR86197  Setaria adhaerens A. C. Sanders 1995-5-23 17121 Riverside Sonoran (Colorado) Desert, Coachella Valley, alluvial fans below the Santa Rosa Mountains, near the mouth of Martinez Canyon, at end of 72nd Avenue 25 Comment
  CAS-BOT-BC240159  Setaria verticillata John C. Roos 1952-5-14 5660 Riverside Corner Iowa Ave. and 8th Street east of Riverside 304 Comment
  SACT002095  Setaria verticillata Malcolm Nobs, Galen Smith 1948-9-3 Riverside 2 miles north of Indio. Comment
  UCR30540  Setaria verticillata John C. Roos 1952-5-14 5660 Riverside San Bernardino Valley, Riverside, corner of Iowa Avenue and 8th Street 305 Comment
  UCR81547  Sherardia arvensis A. C. Sanders 1994-6-6 14696 Riverside City of Riverside, Mt Vernon Ave. at the RR tracks, NE edge of town near the Box Springs Mtns 357 Comment
  CSUSB1387  Sidalcea malviflora Sally Crum 1966-3-20 Riverside About 0.5 mile north of Murrieta on Tenaja Road, in Santa Ana Mountains on slope by roadside. 914 Comment
  SEINET3451372  Sidalcea malviflora subsp. sparsifolia Steven R. Hill, Andrew C. Sanders 2001-5-4 33717 Riverside Santa Rosa Plateau, Santa Rosa Plateau, eastern rim, 2 miles west of the junction of Rancho California Road and interstate 15, north side of Avenida del Oro, just east of the junction with Sandia Creek Drive 470 Comment
  CAS-BOT-BC109422  Sidotheca emarginata E. A. McGregor 1941-6-12 32 Riverside Santa Rosa Mountain. Comment