Search Results — 2000 specimen records retrieved (1889 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG95819  Abies concolor F. C. Vasek 1977-11-25 771125 -1 Riverside below Boulder Basin Cmpgrd Comment
  POM47186  Abronia pogonantha Mary F. Spencer 1920-04 1457 Riverside Cottonwood Springs, Colorado Desert Comment
  CAS-BOT-BC229322  Abronia villosa Ellsworth Bethel 1918-5-10 s.n. Riverside San Jacinto Comment
  CHSC8095  Abronia villosa Edward L. Smith 1958-3-21 469 Riverside Located 2 mi . e of Indio on hwy. U. S. 60. 0 Comment
  CSUSB1083  Abronia villosa Heather Hanson 1966-5-12 s.n. Riverside found in field 50 yards south of roadside. Highway 74 from Hemet to Idyllwild. 609 Comment
  SBBG1867  Abronia villosa H. and M. Dearing 1939-12-31 4047 Riverside 5 mi N of Palm Springs Comment
  SBBG92802  Abronia villosa D. Charlton 1988-2-19 1208 Riverside mudstone wash N of Mecca Hills, box cyn on rd between Cottonwood Wash and Mecca 457 Comment
  UC912625  Abronia villosa H. L. Mason 1928-3-10 4193 Riverside Whitewater River Comment
  UC917887  Abronia villosa Frank W. Gould 1943-4-17 2119 Riverside 12 mi s Corona (on road to Elsinore) Comment
  RSA0009283  Abronia villosa var. aurita Jonathan Snapp-Cook, Kurt Roblek, Kevin B. Clark, Reas Chavez 2005-6-30 CFW- 6 Riverside Rancho Mirage, eastern Riverside County. 0.5 miles NWW of intersection of Ramon Road and Los Alamos Way. This area is referred to as Big Dune. 91 Comment
  RSA0103442  Abronia villosa var. aurita Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8560 Riverside Garner Valley; west side of the highway, approximately 3.75 air miles southeast of Lake Hemet. 1370 Comment
  RSA500071  Abronia villosa var. aurita Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3240 Riverside Vail Lake area, sandy valley at NE end of lake, N of Wilson Creek 488 Comment
  SD185251  Abronia villosa var. aurita T. B. Salvato, Kent Beaman 2005-5-16 80 Riverside San Jacinto Mountain foothills: San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Highway 74. 548 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
  RSA461183  Abronia villosa var. villosa F. R. Fosberg 1932-3-13 8085 Riverside Thousand Palm Canyon, Coachella Valley Comment
  RSA760812  Abronia villosa var. villosa Thomas Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-27 171 Riverside Mecca Hills Wilderness. Off Box Cannyon Rd (66th st) (Hwy 195). Campground E of Mecca. 198 Comment
  UC68625  Acacia greggii H. M. Hall Apr 1905 5987 Riverside near Indio (Colorado Desert); Colorado Desert 30 Comment
  CAS-BOT-BC30905  Acamptopappus sphaerocephalus Frank W. Peirson 1927-4-11 7154 Riverside Colorado Desert, 0.5 mile below Whitewater Bridge Comment
  LA210544  Acamptopappus sphaerocephalus Harlan Lewis; 1935-4-6 1160 Riverside Palm Springs 152 Comment
  RSA696775  Acamptopappus sphaerocephalus W. Blanchard 1932-4-16 s.n. Riverside Palm Spring Station. Comment
  SFV11426  Acamptopappus sphaerocephalus M. L. Vincent, R. H. Swade 1963-10-19 461 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. This intersection is about 0.5 miles southeast of the intersection between Highway 111 and Interstate Highway 10. 366 Comment
  UCSB16941  Acamptopappus sphaerocephalus Shaw, Merrilee 1963-5-5 Riverside Just east off State Highwat 74, 5.7 miles northeast of Pinyon Flats Campground 762 Comment
  SEINET11854510  Acamptopappus sphaerocephalus Unknown 1936-1 12815 Riverside Colorado Desert, N of Palm Springs Comment
  UCD50364  Achnatherum hymenoides Peter Kamb 1948-4-11 900 Riverside Lower Sonoran Zone. Whitewater Wash near Whitewater, Coachella Valley. 457 Comment
  SBBG57049  Achnatherum occidentale subsp. occidentale R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2438 Comment
  UC1133244  Achnatherum speciosum A. Lewis 1933-4-2 181 Riverside San Jacinto quadrangle Comment
  UC1578000  Achnatherum speciosum M. Barkworth 1981-5-8 3406 Riverside near Aguanga 914 Comment
  RSA359521  Achyrachaena mollis Steve Boyd 1986-3-9 1382 Riverside Temescal Canyon: Alberhill Mountain, S slope of mountain 427 Comment
  RSA562453  Achyrachaena mollis Steve Boyd, T. S. Ross 1992-5-5 7236 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Eastern portions of Oak Flats along the Bluewater Trail. 732 Comment
  HSC66748  Achyronychia cooperi D. L. Goforth, D. Reed 1980-3-25 353 Riverside Hwy. 195, 6 miles E of Mecca. Box Canyon, Mecca Hills 122 Comment
  NY1084567  Achyronychia cooperi N. H. Holmgren 1973-3-22 6469 Riverside Rice Valley, 7 miles south-southwest of Rice 274 Comment
  RSA0029321  Achyronychia cooperi Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4691 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
  UCR102941  Achyronychia cooperi George K. Helmkamp 1998-4-4 3143 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  UCR134609  Achyronychia cooperi Marisa Sripracha, Kyle Boyd 2004-2-14 032 Riverside Sonoran (Colorado) Desert, Myoma, on the Thousand Palms Preserve, near the palm oasis just off Thousand Palms Drive 190 Comment
  UCR85253  Achyronychia cooperi A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16187 Riverside Western Colorado Desert, Coachella Valley, Willow Hole, 4 miles south of Desert Hot Springs. 213 Comment
  SEINET957539  Acmispon micranthus S. Boyd 1986-1 1795 Riverside Southwestern Perris Basin: Hill W of Skunk Hollow. Gabbro substrate; Skunk Hollow vernal pool with silty clay. Comment
  SD185216  Acmispon procumbens A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16218 Riverside San Gorgonio Pass, on and near a rocky spur at the north foot of the mountains, southwest of Verbenia Ave., west of Snow Creek, east of Cabazon. 399 Comment
  SBBG3489  Acmispon strigosus H. and M. Dearing 1937-4-11 922 Riverside NE of Indio Comment
  SD45471  Acmispon strigosus Robert L. Dressler 1949-5-8 831 Riverside San Jacinto Mountains, 2 miles north of Idyllwild 1676 Comment
  RSA768503  Acroptilon repens Justin M. Wood 2009-11-30 1387 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  CAS-BOT-BC22560  Adenophyllum porophylloides P. A. Munz; L. F. Street 1919-5-7 2732 Riverside Palm Springs 198 Comment
  JOTR32125  Adenophyllum porophylloides La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade` 2011-4-26 2281 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; sandy flats at base of mountains and northern edge of valley (Stop 4) 996 Comment
  RSA721885  Adenophyllum porophylloides J. Mark Porter, Orlando Mistretta 2003-6-5 13619 Riverside Chocolate Mountains. Chocolate Mountain Bombing and Gunnery Range.Unnamed canyon, S of Salt Creek, accessed via Siphon 21 of the Coachella Canal; fork running southeast. 412 Comment
  RSA748601  Adenophyllum porophylloides Scott D. White, Justin M. Wood 2009-4-28 12597 Riverside Little San Bernardino Mountains: City of Desert Hot Springs, Proposed development N of Pierson Blvd and E of Verbena Dr. Comment
  UCR139641  Adenostoma fasciculatum A. C. Sanders 2004-6-30 28391 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. north of Bundy Canyon Rd., c. 5 miles due south of Sun City 518 Comment
  LA207891  Adenostoma sparsifolium Carl Epling; 1931-10-4 sn Riverside Hewitt to idyllwild Comment
Read comments Feb 23 2014
  POM78684  Adenostoma sparsifolium Albert J. Perkins 1916-9-9 s.n. Riverside Road, Idyllwild to Hemet. Comment
  UCR245794  Adenostoma sparsifolium A. C. Sanders, T. B. Salvato, Ana Hernandez, Karyn Drennen, Angela Collada 2013-10-2 40956 Riverside Peninsular Range, Wilson Valley Preserve, 0.35 air mi. south of Wilson Valley Rd. and 0.8 mi. east of Sage Rd., 1.4 mi. east (93 deg. ) of Round Top Mountain 739 Comment
  RSA687674  Adiantum capillus-veneris L. C. Wheeler 1933-12-1 2295 Riverside Mouth of Tauquitz Canyon, San Jacinto Mountains. 152 Comment
  SBBG210  Adiantum capillus-veneris H. and M. Dearing 1942-1-30 4790 Riverside Palm Cyn near Palm Springs Comment
  UCD137234  Adiantum jordanii Scott D. White; Dave Bramlet 22-23 Apr 1999 7230 Riverside Lake Skinner Area, ridgetop, north-, west-, and northwest facing slopes of Bachelor Mountain. 548 Comment
  RSA740943  Agoseris grandiflora Scott D. White, Justin M. Wood 2008-6-17 12185 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  UCR193735  Agoseris heterophylla A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35652 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
  UC53497  Agrostis exarata H. M. Hall 1897-8-20 854 Riverside Vicinity of Strawberry Valley San Jacinto Mountains 1615 Comment
  UCR24979  Agrostis exarata A. C. Sanders 1980-7-22 1704 Riverside Peninsular Range; San Jacinto Mtns, [Forest Service] Rd. 4S02, c. 2.5 (airline) mi north of Pine Cove and c. 0.25 mi south of Dark Canyon campground 1768 Comment
  SBBG59486  Agrostis oregonensis R. Hoffmann 1929-9-5 Riverside Tahquitz Valley 2438 Comment
  UCR201412  Agrostis viridis Justin M. Wood 2008-9-30 175 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  RSA552767  Alchemilla occidentalis Steve D. Boyd, Tim S. Ross, Orlando Mistretta 1992-3-31 6762 Riverside San Mateo Cyn. Wilderness Area. Tenaja Trail from jtn w/ Morgan Tr. S to Pigeon Spring area. 671 Comment
  CAS-BOT-BC540730  Allionia incarnata var. incarnata Sarah J. De Groot; Amy Rouillard 2015-9-15 7559 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  SBBG34201  Allium burlewii T. L. Secrest 1951-5-20 Riverside Pine Cove 1905 Comment
  POM14403  Allium cratericola Philip A. Munz, I. M. Johnston 1922-5-21 5512 Riverside Kenworthy, San Jacinto Mountains. 1418 Comment
  RSA36553  Allium denticulatum Sara M. Schenck 1941-4-25 s.n. Riverside Quail Mountain. 1006 Comment
  CLARK-A1528-2791  Allium fimbriatum John C. Roos 1941-5-10 129 Riverside Santa Rosa Mountains Comment
  SD247269  Allium marvinii Jeff B. Galvin, Diane Menuz May 2009 89 Riverside San Jacinto Mountains foothills: Northwest foothills of San Jacinto Mountains foothills. North of Soboba Road off Poppet Falts Truck trail. 815 Comment
  SEINET12043795  Allium parryi C. B. Clokey, Clokey, I. W.; Templeton, B. 1930-1 4621 Riverside Gavilan Peak 600 Comment
  CAS-BOT-BC475413  Allium praecox Mrs. Wilder 1905-4-1 s.n. Riverside Riverside, Calif. Comment
  UCSB46786  Alstroemeria O. F. Clarke 1969-6-25 Riverside collected at 1012 Spruce Street Spruce Street Comment
  JOTR35022  Amaranthus albus La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3120 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road, near Mission Well Comment
  UCR103547  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 1998-1-17 2530 A Riverside Coachella Valley, Bob Hope Drive, 0.9 mi south of Hwy I-10 43 Comment
  UCR113544  Amaranthus albus Mitch Provance 1998-6-6 698 Riverside Jurupa Mountains, Jensen Quarry, Sunnyside area on W side of Sierra Blvd, just east of corner of 29th St. and Scenic Drive 262 Comment
  UCR20310  Amaranthus blitoides John C. Roos 1965-7-27 s.n. Riverside Hemet Comment
  UCR115150  Amaranthus cruentus Mitch Provance 2000-12-11 2285 Riverside Riverside, UCR Botanic Garden, gully on east fence SE of the herb garden 366 Comment
  UCR119445  Amaranthus cruentus A. C. Sanders 2002-1-14 24890 Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, east side of Streeter Ave. just south of Scott Ave., between Arlington and Central Aves. 238 Comment
  CLARK-A1528-1397  Amaranthus fimbriatus John C. Roos 1946-9-14 3019 Riverside Asbestos Mountain 1097 Comment
  JOTR30690  Amaranthus fimbriatus La Doux, Tasha, Jim Andre 2008-9-13 269 Riverside Joshua Tree National Park. Upper Wilson Canyon on E. side of paved Hwy 991 Comment
  SD137916  Ambrosia acanthicarpa Darin L. Banks, Steve Boyd 1995-10-17 756 Riverside Northwest Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco. 515 Comment
  UCR128253  Ambrosia acanthicarpa A. C. Sanders, Kelly Volansky 2003-10-16 27343 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 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
  CAS-BOT-BC22602  Ambrosia dumosa S. Smith-White; A. Johnson 1963-4-12 63 -329 Riverside Joshua Tree National Monument: about 3 mi S of Entrance to Cottonwood Springs Campground Comment
  JEPS108703  Ambrosia dumosa C. Spurrier, M. J. Way 2001-6-14 6 Riverside Big Morongo Canyon Preserve, 5.6 km n of water company entrance on Kickapoo Trail 595 Comment
  JOTR34211  Ambrosia dumosa Harding, Mitzi, Mark Wheeler 2012-9-4 191 Riverside Joshua Tree National Park. Pinto Basin; near turkey flats parking area; sandy flats (Stop 1) 509 Comment
  RSA0030752  Ambrosia dumosa Scott D. White 2000-3-23 7639 Riverside Coachella Valley, Thousand Palms area: N terminus of Rio del Sol Road at intersection with Vista Chino. Proposed aggregate mine expansion. 152 Comment
  RSA650433  Ambrosia dumosa Marion P. Harthill 1971-3-19 37 Riverside Palm Desert. Comment
  RSA784725  Ambrosia dumosa Duncan S. Bell 2012-3-18 3211 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  UCR275449  Ambrosia dumosa Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-3-31 946 Riverside Sonoran (Colorado) Desert, wash crossing Midland-Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains 320 Comment
  UCR60795  Ambrosia dumosa Steve Boyd, O. Mistretta 1986-3-13 1420 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) 244 Comment
  UCR115929  Ambrosia psilostachya Mitch Provance 2000-1-8 1805 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411. 305 Comment
  UCR34911  Ambrosia psilostachya L. B. Ziegler 1967-9-18 247 Riverside San Jacinto Mtns, Bautista Canyon 673 Comment
  RSA0008347  Ambrosia pumila Steve Boyd, Timothy S. Ross, David Zippin, Tom Oberbauer 1991-6-14 6331 Riverside Skunk Hollow area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aquaduct. Comment
  CAS-BOT-BC273035  Ambrosia salsola F. A. M. 1936-3-20 14477 Riverside Morongo Valley Comment
  HSC49383  Ambrosia salsola D. L. Goforth 1979-4-11 103 Riverside 1 km N of junction of Hwy. 10 and S entrance road to Joshua Tree National Monument 518 Comment
  SEINET3146993  Ambrosia salsola Unknown 1906-1 609 -6736 Riverside Collected on Colorado desert at Palm Springs, Sothern California Comment
Read comments Jul 29 2013
  UCR167370  Ambrosia salsola John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  SEINET10797874  Ambrosia salsola David B. Dunn 1946-3-15 Dunn 2018 Riverside Collected on dry plateau in vicinity of Pushawalla Canyon, Indio Hills. Comment
  SBBG92260  Ambrosia salsola var. salsola D. F. Howe 1980-4-15 Riverside Interstate 10, ca. 4 mi W of Mesa Verde, McCoy Mtns Comment
  UC527313  Amelanchier utahensis C. B. Wolf 1931-5-11 Riverside near Pipe Creek (above Hemet Valley); San Jacinto Mts. 1676 Comment
Read comments Mar 24 2011
  UCR274328  Ammannia coccinea Mitch Provance 2012-7-11 612- 61 Riverside Badlands of Western Riverside County, Beaumont, along 1st St., near intersection with Grace Ave. 780 Comment
  POM1905  Amorpha fruticosa I. M. Johnston 1918-5-30 s.n Riverside Temecscal Canyon (near Lee Lake). 335 Comment
  SDSU18726  Amsinckia intermedia C. Matt Guilliams 2008-2-13 454 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
  SEINET12519014  Amsinckia intermedia Steve Boyd 1986-1 1618 Riverside Gavilan Plateau, Gavilon Hills; Harford Springs County Park 610 Comment
  POM4022  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-27 1877 Riverside Near Corona. 274 Comment
  SDSU18983  Amsinckia menziesii var. menziesii C. Matt Guilliams, Jeannine Ross 2008-3-5 495 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. Collections near the Dudleya multicaulis restoration site. 388 Comment
  UC68710  Amsinckia tessellata var. tessellata H. M. Hall Apr. 1905 5860 Riverside Canyon Springs; Colorado Desert Comment
  RSA27891  Amsonia brevifolia var. tomentosa C. L. Hitchcock 1940-3-31 5883 Riverside 0.5 mile below Cottonwood Springs Comment
  RSA613146  Anagallis arvensis D. L. Banks 1997-3-29 1654 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. An area of native grassland along the Magee Truck Trail at the southern extremity of the Reservation just before the Riverside / San Diego County line border. 463 Comment
  RSA779780  Androstephium breviflorum Duncan S. Bell 2010-4-2 689 Riverside Arica Mountains: collecting along the jagged ridgeline of the mountain range; in the Palen/McCoy wilderness; approximately 2.4 air miles northwest of Priest Well. 591 Comment
  RSA0013033  Anemopsis californica LeRoy Gross, Caitlin Elam 2013-5-14 6052 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. Started near 1332 Comment
  RSA575830  Anemopsis californica Steve Boyd 1981-5-8 s.n. Riverside Gavilan Hills region, Gavilan Springs, western edge of the Gavilan Plateau at the head of Dawson Canyon. 610 Comment
  SBBG101790  Anemopsis californica S. Boyd, t. Ross 1991-6-14 6369 Riverside Warm Springs Crk at the NE end of Hogbacks Ridge, from Alamos Rd, S to confluence with Adobe Spring tributary, 2-3 mi NW of Murrieta Hot Springs Comment
  SEINET6809544  Antheropeas wallacei Unknown 1997-3-14 Riverside 22 air miles SE of Palm Springs; Palm Springs; 22 air miles SE of Comment
  CHSC1687  Antirrhinum coulterianum Sonia R. Westerberg 1938-5-1 Riverside Banning. Comment
Read comments Mar 13 2011
  RSA773175  Antirrhinum coulterianum Duncan S. Bell, Joy D. England 2010-5-27 1125 Riverside San Bernardino National Forest: Rouse Ridge, approximately 0.9 air mile southeast of junction of Highway 74 and forest service road 5S15. 744 Comment
  UCR154605  Antirrhinum coulterianum A. C. Sanders, Mike Misenhelter 2005-6-15 30999 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR44233  Antirrhinum nuttallianum J. M. Stewart 1986-5-18 8620 Riverside San Jacinto Mtns, Chino Canyon, near Palm Springs Comment
  RSA728146  Apiastrum angustifolium Daphne K. Christopher, Hannah Stevens, Zachary Prinicp 2003-4-7 110 Riverside Santa Rosa Plateu Nature Conservancy Preserve. Tenaja Truck Road. 610 Comment
  UCR137564  Apiastrum angustifolium A. C. Sanders 2004-5-5 27772 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
  SD187326  Apium graveolens Scott D. White, Angelia Carey 2004-5-7 10317 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  UC9007  Aquilegia formosa H. M. Hall July 1901 2374 Riverside San Jacinto Mtns 1524 Comment
  RSA0125490  Arabis M. B. Dunkle 1935-3-31 4436 Riverside Hills North Cottonwood Springs. Colorado Desert. 701 Comment
  RSA482603  Arabis perennans E. C. Jaeger 1922-4-22 733 Riverside Keyes Ranch on granitic soils. 1280 Comment
  SEINET238559  Arabis perennans George K. Helmkamp 1998-6-27 4112 Riverside Santa Rosa Mtns.: 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. below Mountain Home Spring. 1799 Comment
  RSA477453  Arabis pulchra M. B. Dunkle 1935-3-31 4436 Riverside Hills North Cottonwood Springs. Colorado Desert. 701 Comment
  RSA0128656  Arabis repanda P. A. Munz 1922-9-6 6386 Riverside North fork of Tahquitz Creek; San Jacinto Mts. 2210 Comment
  UCR172752  Arabis sparsiflora Abby Sirulnik 2000-5-7 33 Riverside Peninsular Ranges; San Jacinto Mtns., c. 1/4 mi. down first road off of Poppet Flat Road (off Calif. Hwy 243 near Twin Pines) 1220 Comment
  UC1078932  Arceuthobium campylopodum Job Kuijt 1958-3-14 1497 Riverside 0.6 mi se Keen Camp Summit (Hwy 74); San Bernardino Mtns Comment
  RSA629155  Arctostaphylos Jon E. Keeley 1992-7-17 16769 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  HSC25510  Arctostaphylos glandulosa Richard Spjut 1972-3-14 2276 Riverside San Jacinto Mtns., along Hwy. 1 and Hwy. 74 in San Bernadino Natl. Forest 1220 Comment
  SD180713  Arctostaphylos glandulosa C. Matt Guilliams 2007-8-2 408 Riverside Santa Margarita Ecological Reserve, along 'Highlands Trail', at northern rim of mesa top. 654 Comment
  CLARK-A1528-448  Arctostaphylos glandulosa subsp. glandulosa Shirley Hill 1963-3-31 630331-7 Riverside San Jacinto Mountains 1219 Comment
  RSA629450  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-16 16572 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  RSA1555  Arctostaphylos glandulosa subsp. zacaensis J. T. Howell 1928-7-8 1053 Riverside Santa Ana Mountains above Glen Ivy 1524 Comment
  CAS-BOT-BC24628  Arctostaphylos glauca Sheet; Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon. Comment
  LA34914  Arctostaphylos glauca Mary V. Hood; 1939-12-30 39- 130 k* b. Riverside Ribbon Wood, Pines to Palms 1341 Comment
  RSA631775  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19273 Riverside Highway 79, 5 km west of Radec. 580 Comment
  UCR94067  Arctostaphylos glauca Scott D. White, D. Haselfeld 1996-7-2 4251 Riverside San Jacinto/Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi east of junction with Hwy 371, west-facing slope of Sugarloaf Mountain and adjacent valley 1402 Comment
  RSA633624  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16698 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633668  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21755 Riverside Dirt road to Santa Rosa Mountain, 8.6 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1940 Comment
  RSA633689  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16653 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA633703  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16673 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  RSA633735  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16631 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  POM48359  Arctostaphylos pringlei subsp. drupacea P. A. Munz, I. M. Johnston 1924-7-28 8796 Riverside Pine Flats 1738 Comment
  RSA635635  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-17 16738 Riverside Morris Ranch Rd. (6S06), 4.2 km east of Hwy 74, Garner Valley, San Jacinto Mtns. 1650 Comment
  RSA635768  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16730 Riverside Morris Ranch Road (6S06), 0.8 km east east of Highway 74, Garner Valley. 1440 Comment
  RSA635789  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16526 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  RSA636018  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18802 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  RSA636156  Arctostaphylos rainbowensis Jon E. Keeley 1992-8-2 18812 Riverside East of Hwy 15, off Rainbow Cyn. Rd., 3 km north of San Diego Co. line. 400 Comment
  RSA636179  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19474 Riverside West of Temecula, off Colman Rd., 0.8 km north of Carancho Rd. and west of De Luz Rd., eastern Santa Margarita Mountains. 590 Comment
Read comments Jun 8 2012
  UCR120662  Argemone munita D. E. Bramlet, P. Jacks, S. Goode 1989-4-6 1803 Riverside Perris-Aguanga Basin, Lake Skinner, north of the lake on the S-facing slope of Bachelor Mountain 488 Comment
  UCSB2119  Argemone munita Beeks, Richard 1952-4-4 Riverside 2.15 miles W. of junction of U.S. 60, U.S. 70, and U.S. 195 Comment
  RSA785383  Argemone platyceras var. hispida Keith E. Hoffmaster 1933-4-15 400 Riverside Moreno grade. Comment
  RSA444312  Aristida adscensionis Walter Wisura 1988-3-1 4182 Riverside Frontage Road, off I-10, near pumping station in Pinkham Wash area. Comment
  RSA717652  Aristida adscensionis Scott D. White, Pam DeVries 2006-3-14 11251 Riverside North of the I-10 Freeway a few mi east of Indio, at proposed I-10 / McNaughton Parkway interchange. 91 Comment
  UCR130118  Aristida adscensionis Scott D. White 2001-4-3 8232 Riverside Sonoran (Colorado) Desert, Shavers Valley, near the I-10 Freeway, c. 15 miles east of Indio junction of I-10 and Calif. SR 111, adjacent to powerline access roads at unnamed freeway exit accessing pump station 473 Comment
  SEINET5336075  Aristida californica H. M. Hall 1905-5-1 5963 Riverside Lower Sonoran Zone, Canons along Colorado River Comment
  UCR279365  Aristida purpurea A. C. Sanders, Jim Malusa 2017-3-24 42981 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in canyon draining south toward Iris Wash, c. 3.5 km ESE of Iris Pass 701 Comment
  RSA543187  Aristida purpurea var. nealleyi Steve Boyd 1991-3-17 5504 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  RSA97133  Aristida purpurea var. nealleyi H. K. Buechner 1955-6-1 C- 102 Riverside 4.5 miles south of Palm Desert, Coachella Valley 854 Comment
  RSA309652  Aristida purpurea var. parishii J. C. Roos 1966-4-29 s.n. Riverside Hills between March AFB and Lakeview. Comment
  SD129157  Aristida purpurea var. parishii A. C. Sanders 1989-9-19 9497 Riverside Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along wash above 'Tabeseca Target', wash on alluvial fan and rocky slopes above. Among rocks in bottom of a small canyon cut into hills. 680 Comment
  RSA0027479  Aristida purpurea var. purpurea Deidre Conocchioli, Naomi Fraga, Billy Sale 2013-9-25 60 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
  UCR176585  Artemisia annua Eula F. Moore 1996-10-1 s.n. Riverside Riverside, weed at residence at 4291 Alta Vista Dr. 259 Comment
  POM13394  Artemisia californica E. C. Jaeger 1921-4-10 1020 Riverside Palm Springs, Colo. Desert. Comment
Read comments Nov 5 2011
  IRVC490  Artemisia douglasiana R. H. Whittaker, W. A. Niering 1963-6-6 SJ 223 Riverside 5509, Bee Canyon. San Jacinto Mountains 610 Comment
  SEINET10723671  Artemisia ludoviciana David B. Dunn 1946-8-17 Dunn 2701 Riverside On trail to Taquitz from Taquitz Valley campground. On dry hillside among bracken ferns. Comment
  SD229066  Artemisia tridentata Dick Schwenkmeyer 2012-3-26 661 Riverside Mt. San Jacinto: Garner Valley, Kenworthy (site #2), approx 1 mile northeast of junction of Highway 74 and Morris Ranch Road, base of steep bouldery slope. 1374 Comment
  RSA715091  Arundo donax Sarah J. De Groot, J. Mark Porter 2006-3-14 5205 Riverside N base of San Jacinto Mountains, W of Hwy 111, just E of Snow Creek Road. Comment
Read comments Jan 23 2010
  RSA772063  Arundo donax Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4469 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell., Between N33.94217, W116.64118 and N33.94722 W116.64308 487 Comment
  UCSB4912  Asclepias albicans Haller, John 1958-3-22 Riverside Near U.S. highway 60-70, 7 miles east of Box Canyon road junction (Calif. 195) 365 Comment
  UC488986  Asclepias californica C. V. Meyer June 1927 202 Riverside Saunders Meadow San Jacinto Mts. 1676 Comment
  UCSB4928  Asclepias eriocarpa Kamb, Peter 1948-7-10 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  UCR37250  Asclepias fascicularis R. A. Fawcett 1937-8-1 s.n. Riverside Peninsular Range, Cajalco to Perris road Comment
  RSA180254  Aspidotis californica E. W. Lathrop 1959-4-2 4425 a Riverside 18 miles west of Murrieta. Comment
  RSA653655  Aster subulatus A. C. Sanders, Mitch Provance 1999-9-26 23126 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr. 433 Comment
  RSA575923  Aster subulatus var. ligulatus Steve Boyd 1994-9-29 8363 Riverside Floodplain E of dike along San Jacinto River, W of Sedco Hills community. 381 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
  RSA21765  Astragalus aridus C. B. Wolf 1937-4-6 8437 Riverside Coachella Valley, 3 miles N of Indio. 0 Comment
  UCR170098  Astragalus aridus John F. Green, Nathan Moorhatch 2005-4-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Indio, south of Indio Blvd., between Burr St. and Ave. 42, within sight of I-10 12 Comment
  POM9366  Astragalus aridus Mary F. Spencer 1920-2-24 1483 -a Riverside In desert sand. Comment
  RSA0054857  Astragalus aridus W. Marquart 1938-3-12 s.n. Riverside Ten mi. West of Blythe. Comment
  POM12940  Astragalus didymocarpus P. A. Munz, I. M. Johnston 1922-5-21 5545 Riverside San Jacinto [Mystic] Lake near Moreno. Comment
Read comments Mar 20 2011
  RSA501067  Astragalus didymocarpus var. dispermus Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3185 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  HSC85411  Astragalus didymocarpus var. obispoensis Steve Boyd 1986-4-2 1624 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  CAS-BOT-BC182644  Astragalus douglasii Scott D. White 1996-8-1 4422 Riverside Idyllwild Area: Hwy 243 at Deer Springs trailhead and adjacent area. San Jacinto Mts. 1830 Comment
  SEINET13752407  Astragalus insularis var. harwoodii Heather Breakiron 2017-3-23 3 Riverside 11 miles southwest of Blythe, CA along dirt powerline road Comment
  UCR214866  Astragalus insularis var. harwoodii A. C. Sanders 2010-3-15 37392 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  CAS-BOT-BC187104  Astragalus lentiginosus var. borreganus Ivan Johnston 1917-4-4 1065 Riverside Whitewater Comment
  CAS-BOT-BC187107  Astragalus lentiginosus var. borreganus P. A. Munz; D. Keck 1922-4-14 4963 Riverside Indian Wells, Colorado Desert 106 Comment
  LA204980  Astragalus lentiginosus var. coachellae Harlan Lewis; 1937-3-7 sn Riverside White Water 304 Comment
  RSA754377  Astragalus lentiginosus var. coachellae Brian Knaus 2003-3-23 23 Riverside W of Gene Autry Trail, near Palm Springs. 159 Comment
  RSA90167  Astragalus lentiginosus var. coachellae F. W. Peirson 1920-12-29 585 Riverside Whitewater, at head of Coachella Valley. Comment
  UCR134333  Astragalus lentiginosus var. coachellae John F. Green 2004-4-8 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Cathedral City, site of proposed percolation basin c. 300-400 m west of the Whitewater River, 0.25 mi. NE of the north end of San Joaquin Dr. 122 Comment
  RSA776289  Astragalus nuttallianus var. cedrosensis Duncan S. Bell, Amanda Turek 2010-4-10 835 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine and Calzona Mine; approximately 3.8 air miles west of the Colorado River; approximately 2 air miles northeast of Riverside Mountain Peak. 198 Comment
  UCR35359  Astragalus pachypus var. jaegeri L. B. Ziegler 1968-3-27 268 Riverside San Jacinto Mtns, base of the Mtns., on the Poppet Flats Road 610 Comment
  CAS-BOT-BC192764  Astragalus palmeri Peter H. Raven 1958-5-5 12885 Riverside Jumbo Rocks Camp Ground, Joshua Tree National Monument Comment
  JOTR16678  Astragalus palmeri Wanrow, E. 1968-5-6 s.n. Riverside Joshua Tree National Park. EUREKA PEAK Comment
  SD37529  Astragalus palmeri Edith A. Purer 1935-4-21 6467 Riverside Palm Springs, desert floor Comment
  CAS-BOT-BC194134  Astragalus pomonensis L. R. Abrams 1935-4-7 13661 Riverside 1 mi. west of Val Verde, Gavilan Hills Comment
  CAS-BOT-BC194137  Astragalus pomonensis C. Epling; J. Ewan 1933-6-1 s.n. Riverside 5 mi. above Corona, Temescal Canyon Comment
  RSA415660  Astragalus pomonensis B. C. Templeton 1930-4-15 1483 Riverside Between Perris and Gavilan Peak. 610 Comment
  RSA608371  Astragalus pomonensis L. C. Wheeler 1930-4-16 s.n Riverside San Jacinto. Comment
  UCR241788  Astragalus pomonensis A. C. Sanders, Dave King 2013-4-10 40787 Riverside Peninsular Range; Perris-Aguanga Basin, old quarry site north of Sun City, along SCE powerline route west of I-215, parallel to McLaughlin Rd., near intersection with Byers/Wheat Rd., SSE of Perris 446 Comment
  UCR97259  Astragalus pomonensis Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-2 3983 Riverside Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station 610 Comment
  POM294613  Astragalus tricarinatus Lyman Benson 1945-4-6 11655 Riverside Whitewater Canyon, 3 miles above Whitewater. 427 Comment
  RSA516886  Athysanus pusillus Steve Boyd 1986-3-1 1373 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park. 640 Comment
  RSA418185  Atrichoseris platyphylla M. B. Dunkle 1933-3-4 3035 Riverside Painted Canyon, Colorado Desert. 30 Comment
  RSA776685  Atrichoseris platyphylla Duncan S. Bell, Amanda Turek 2010-4-10 798 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  SBBG19806  Atrichoseris platyphylla J. R. Haller 1960-4-2 1527 Riverside lower slopes of Orocopia Mtns, ca. 1.5 mi S of jct of US Hwy 60-70 and the entrance rd to Joshua Tree Nat Monument 609 Comment
  SBBG99287  Atrichoseris platyphylla W. L. Halvorson 1977-5-2 77 -17 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UCR24409  Atrichoseris platyphylla John C. Roos 1966-3-26 s.n. Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, 2 mi SE of Desert Center 366 Comment
  CAS-BOT-BC170585  Atriplex J. C. Roos 1965-10-17 s.n. Riverside 20 miles west of Blythe on the roadside. Comment
  SEINET3930763  Atriplex canescens Robert F. Thorne 1966-10-15 41790 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Hwy.; 0 Comment
  CAS-BOT-BC170215  Atriplex canescens subsp. canescens Ivan Johnston 1917-4-4 1033 Riverside Near Palm Springs - Colorado Desert 182 Comment
  POM278704  Atriplex canescens var. laciniata Grant D. Brown 1950-12 449 Riverside 5 mi. W. of Indio on Hyway #99 Comment
Read comments Apr 7 2011
  RSA125961  Atriplex canescens var. linearis E. K. Balls, P. C. Everett 1957-11-5 22757 Riverside Just S. of Thermal, State Hwy. 111 30 Comment
  RSA593914  Atriplex coronata var. notatior Steve Boyd, Dave Bramlet 1996-4-19 8597 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, at the N end of California Avenue, N of Stetson Avenue, W of the Metropolitan Water District canal. 457 Comment
  SD174863  Atriplex coronata var. notatior Mark A. Elvin 2005-5-24 4316 Riverside Southern Coastal: Perris; east of I-215; south of San Jacinto River; northwest corner of jct Ellis Avenue and first road east of I-215. Perris 7.5' quad. 427 Comment
  UCR103491  Atriplex coronata var. notatior D. E. Bramlet 1995-6-8 2438 Riverside San Jacinto Valley, Mystic Lake Duck Club, on berms & on the SW duck ponds within the club,1.71 km east of Davis Road and 46 m south of the access road, 640m north of the San Jacinto River Channel 436 Comment
  RSA0025294  Atriplex elegans var. elegans R. E. Riefner Jr. 2013-8-17 13 -190 Riverside City of Lake Elsinore, along Collier St. and Hwy 74 S to Temescal Wash. 393 Comment
  SEINET4135315  Atriplex linearis Stewart C. Sanderson 1993-11-18 93 -040 Riverside Mile 6, CA 11, Salton Sea, beaches turnoff.; 0 Comment
  RSA676290  Atriplex semibaccata Scott D. White 2001-4-13 8322 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
  UCR281879  Atriplex semibaccata Mitch Provance 2012-11-9 1112- 17 Riverside San Bernardino Valley, Santa Ana River Bottom, vicinity of Tequesquite Creek, area W of the N end of Rudidoux Ave. and Old Ranch Rd. 229 Comment
  UCR177506  Avena barbata 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 1128 Comment
  UCR41328  Avena barbata N. M. Fellows 1984-3-20 13 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Oasis de Los Osos Preserve, off Snow Creek Canyon at the north foot of the San Jacinto Mtns, 1 mi west of Snow Creek Village 488 Comment
  UCR158254  Avena fatua A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30114 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
  UCR4220  Avena fatua K. S. Gill 1965-3-14 s.n. Riverside UC Riverside Campus, near parking lot 19 244 Comment
  RSA385393  Avena fatua N. C. Cooper 1947-4-5 2107 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UCR116795  Avena sativa A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-7 24151 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
  RSA0104698  Ayenia compacta Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-3-5 7759 Riverside Chuckwalla Mountains; a side canyon off of Irish Wash, approximately 1.5 air miles southwest of Aztec Well. 696 Comment
  CAS-BOT-BC98777  Baccharis brachyphylla John C. Roos 1950-12-2 5028 Riverside Monson Canyon, Eagle Mts. 1066 Comment
  RSA595736  Baccharis brachyphylla L. C. Wheeler 1966-10-15 8984 Riverside San Jacinto Mountains. By Black Hill, by Pines to Palms Highway. 976 Comment
  CLARK-A1528-1623  Baccharis emoryi John C. Roos 1948-11-6 4077 Riverside Box Springs Mountains Comment
  LA203038  Baccharis emoryi W. Pequegnat; 1938-9-3 sn Riverside Santa Ana Mountains, Ortega Rd Comment
  UCR115161  Baccharis pilularis Mitch Provance 2000-10-14 2252 Riverside Jurupa Mountains, Corner of Wilson St. and Agua Mansa Rd., at the entrance to an abandoned site of a proposed industrial complex. 268 Comment
  GMDRC6585  Baccharis salicifolia J. M. Andre 2012-6-15 30547 Riverside San Jacinto Mountains: west slopes of range along Poppet Flat Rd, Poppet Creek canyon, 3.2 mi. west of Hwy 243 1022 Comment
  POM318589  Baccharis salicifolia Patricia Wilder 1971-3-20 4880 Riverside Along Santa Ana River at end of Pedley Steet, Norco; south side of river 244 Comment
  SEINET7844101  Baccharis salicifolia Orlando Mistretta, D. Bell, J. Beckman, J. England, K. Kane, J. Hall, C. McDonald, L. Reccia, L. Rodriguez, A. Sall, T. Tennant. 2010-4-12 4463 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. 488 Comment
  SEINET899225  Baccharis salicifolia H. K. Wagnon 1944-1 313 Riverside About 100 yds. S. of Trading Post, Palm Canon Comment
  CAS-BOT-BC99872  Baccharis sergiloides Carl B. Wolf 1932-10-12 4297 Riverside Canyon at Pinyon Well, Little San Bernardino Mts. (Conchilla Mts.) 1219 Comment
  CAS-BOT-BC99889  Baccharis sergiloides Carl B. Wolf 1932-10-11 4271 Riverside Colorado Desert. Little San Bernardino Mts. Morongo Wash, 3/10 mi. below San Bernardino Co. line 670 Comment
  IRVC512  Baccharis sergiloides D. Christy 1965-4-17 Riverside Palm Springs Sonoran Desert Comment
  IRVC513  Baccharis sergiloides R. H. Whittaker, W. A. Niering 1963-6-7 SJ 283 Riverside slope SE-5o wash, sand alluvial soil. 1037 Comment
  RSA696790  Baccharis sergiloides J. Russell Bruff 1927-11-16 34 Riverside Cottonwood Springs. Comment
Read comments Jul 7 2012
  SD124210  Baccharis sergiloides Robert F. Thorne, Wright and Benjamin 1982-10-8 55405 Riverside San Bernardino Mountains, side canyon on east side of Whitewater Canyon, ca. 3.3 miles north of Whitewater Post Office (One-Palm Oasis Canyon 594 Comment
  CAS-BOT-BC99961  Baileya pauciradiata H. M. Hall 1905-4-1 5911 Riverside Near Paloverde 91 Comment
  SEINET2047556 Image available Baileya pleniradiata N. Cooper 1949-4-9 3326 Riverside Blythe area 81 Comment
  RSA557871  Barbarea orthoceras Steve Boyd, Orlando Mistretta 1992-4-23 7059 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 244 Comment
  UCSB16944  Bebbia juncea Winn, Will 1963-4-8 Riverside 39.4 miles west of Desert Center on U.S. Highway 60-70 152 Comment
  LA203073  Bebbia juncea var. aspera Carl Epling; 1927-3-27 sn Riverside Thousand Palms Comment
  RSA588839  Bebbia juncea var. aspera Darin L. Banks, Steve Boyd 1995-10-17 0782 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  SD5513  Bebbia juncea var. aspera Fidella G. Woodcock Jul 1928 Riverside Among rocks in stream, Palm Canyon, Palm Springs Colorado Desert (mak 7/07) Comment
  UC101066  Bebbia juncea var. aspera F. M. Reed 1904-8-22 643 Riverside vicinity of Riverside Riverside Comment
  UCR280935  Bebbia juncea var. aspera Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-2 617- 05 Riverside Temescal Valley, Horsethief Canyon Wash, S. side of I-15, vicinity of De Palma Rd. 378 Comment
  CAS-BOT-BC75736  Berberis nevinii Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-29 3908 Riverside Vail Lake area, summit of 'Big' Oak Mountain, north of lake. 822 Comment
  RSA594515  Berberis nevinii D. L. Banks, Rashmi Pant 1996-5-13 1020 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Approximately 2.1 km E of the Dripping Springs Guard Station, S of the junction between the Vail Lake Marina Road and Hwy 79., Just S of the Cleveland National Forest Boundary. 396 Comment
  CAS-BOT-BC207046  Bernardia incana Lester Rowntree 1937-11-5 s.n. Riverside Dos Palmas, Santa Rosa Mts. Comment
  RSA600231  Bernardia incana L. C. Wheeler 1960-5-9 7691 Riverside Near Nightingale, Palms to Pines Highway. Comment
  JEPS7826  Bernardia myricifolia Rimo Bacigalupi with L. R. Heckard 1953-5-5 4075 Riverside w. slopes Deep Canyon (ca. 1/2 way betw. Santa Rosa Mts. & San Jacinto Mts., above Seven Level Hill, along Palms-to-Pines Hwy.(CA #74), bordering w. side Coachella Valley); w. Riverside Co., w. Coachella Valley, Deep Canyon 1066 Comment
  CAS-BOT-BC127990  Bidens pilosa H. M. Hall 1901-8-1 s.n. Riverside Vicinity of Riverside 304 Comment
  RSA198974  Blennosperma nanum R. F. Thorne 1968-4-18 37444 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California 671 Comment
  UCR126380  Blennosperma nanum var. nanum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 689 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  RSA33615  Bloomeria crocea var. crocea N. C. Cooper 1944-7-16 1542 Riverside San Jacinto Mtns., Pine Cove. 1524 Comment
  UC597589  Boechera johnstonii Philip A. Munz 1937-5-31 15123 Riverside Kenworthy, S part of San Jacinto Mountains 1371 Comment
Read comments Mar 25 2011
  UCR270713  Boechera johnstonii John F. Emmel 1999-3-27 1607 Riverside San Jacinto Mtns., Garner Valley, 0.1-0.2 air mile south of junction Hwy 74 and road to Ramona Trail 1384 Comment
  RSA0107274  Boechera johnstonii John F. Emmel 2001-4-28 1699 Riverside San Jacinto Mts.; Garner Valley; NE-facing slope 0.2 air mile S of trailhead parking area for Ramona Trail. 1377 Comment
  UCR19106  Boerhavia coccinea John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, Desert Center Comment
  SD262316  Boerhavia coulteri var. palmeri Onkar Singh 2015-11-10 5621 Riverside Colorado Desert Region, Chuckwalla Valley, southern margin of Ford Dry Lake, ca. 1 km NE of intersection of I-10 and Palen Dunes Rd, Hopkins Well 7.5'Q 110 Comment
  CAS-BOT-BC434547  Boerhavia spicata Philip A. Munz 1946-10-20 11578 Riverside Palms to Pines Highway, at north base of Santa Rosa Mts. 1036 Comment
  JOTR32420  Boerhavia wrightii Harding, Mitzi, T. Herskovits, D. Shade 2011-8-11 9 Riverside Joshua Tree National Park. Queen Mountains; Intersection of Park Blvd. and Pinto Basin road; Small rocky hills and surrounding drainages 1112 Comment
  SDSU13640  Bolboschoenus maritimus subsp. paludosus W. Miller 1972-8-24 Riverside Comment
  JOTR33125  Bothriochloa barbinodis La Doux, Tasha, Mike Bell 2003-10-17 1592 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash, active wash corridor with sandy bottom, surrounded by granitic outcrops and pediments 1310 Comment
  CDA1760  Bothriochloa ischaemum O. F. Clarke 1967-7-6 C 670706 -1 Riverside At Clarke residence, 1012 Spruce Street, Riverside. 0 Comment
  CLARK-A1528-4509  Bouteloua aristidoides John C. Roos 1946-9-14 3026 Riverside San Jacinto Mountains 1219 Comment
  SBBG81715  Bouteloua aristidoides S. A. Junak 1983-3-23 1641 Riverside Berdoo Cyn Rd, 2.4 mi E of Dillon Rd, Little San Bernardino Mtns 411 Comment
  UCR251731  Bouteloua aristidoides var. aristidoides Deidre Conocchioli, April Garbat 2013-9-5 39 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 23 miles west of Blythe on I-10, Ford Dry Lake exit, Chuckwalla Valley Road 1.5 miles west to near Graham Pass Road 120 Comment
  RSA0022740  Bouteloua barbata var. barbata Kristin Forgrave, Deidre Conocchioli, April Garbat 2013-8-13 35 Riverside Sonoran Basin & Range. Chuckwalla Valley: From Blythe, Ca, head west on 1-10 for 23 miles. Exit at Ford Dry Lake, turn left to cross back over the interstate and turn right on Chuckwalla Valley Rd., Site is 1.5 miles down on south side of road, near intersection of Graham Pass Rd (unpaved). 120 Comment
  CAS-BOT-BC95428  Bowlesia incana E. A. Zumbro 1902-4-1 s.n. Riverside Box Springs Mtn. Comment
  UC1931070  Bowlesia incana Scott D. White, Justin Wood 2008-7-9 12423 Riverside San Jacinto Mountains: K Flat, from large pond downstream to meadow. Comment
  RSA787121  Brachychiton populneum Robert F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49546 Riverside Santa Ana Mountains: along Ortega Highway (74), about 2 miles SSW of El Cariso Comment
  JEPS78698  Brandegea bigelovii S. B. Parish 1912-10-23 8292 Riverside near Mecca (Chuckwalla Mountains, Red Canyon); Chuckwalla Mountains, Red Canyon Comment
Read comments Nov 24 2011
  JOTR28882  Brandegea bigelovii La Doux, Tasha 2004-2-24 1118 Riverside Joshua Tree National Park. Cottonwood Canyon 932 Comment
  JOTR31914  Brandegea bigelovii La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2160 Riverside Joshua Tree National Park. North Hexie Mountains; large sandy side canyon draining into west Wilson Canyon with smaller braided ephemeral drainages running through 902 Comment
  SEINET3106051  Brandegea bigelovii Sears 1978-3-16 802 Riverside 10 mi N of Blythe along road to Midland. 229 Comment
  UC1004313  Brandegea bigelovii J. Warren 1952-5-31 Riverside Dead Indian Canyon 914 Comment
  UCR242305  Brandegea bigelovii A. C. Sanders, T. B. Salvato 2012-10-12 40431 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Wileys Well Rd. c. 3 miles north of Wileys Well/ Bradshaw Trail 155 Comment
  POM90998  Brandegea bigelovii E. C. Jaeger 1925-12-20 s.n. Riverside Fish traps. 3 Comment
Read comments Feb 3 2011
  UCR172193  Brassica kaber John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  RSA0102675  Brassica tournefortii Scott D. White 2003-3-23 8844 Riverside Santa Rosa Mountains: Desert slope; Hwy 74 near Carrizo Creek crossing. 610 Comment
  SEINET4116784  Brassica tournefortii J. Gibson 2008-1 sn Riverside City of Palm Desert, weed in street landscaping, Sun City retirement community on Westridge Avenue, about 100 yards south of Grape Arbor Avenue. 34 Comment
  CLARK-A1528-1670  Brickellia desertorum John C. Roos 1951-10-19 5328 Riverside San Jacinto Mountains Comment
  UC63389  Brickellia desertorum E. A. Zumbro 1902-10-1 362 Riverside Comment
  UCR106906  Brickellia desertorum D. L. Banks, L. Raz 1996-11-5 1175 Riverside Agua Tibia Mountains, Pechanga Indian Reservation, east of San Gabriel Church; along main road in the Reservation; c. 20 m east of its intersection with Pechanga Creek 393 Comment
Read comments Mar 2 2013
  UCR126959  Brodiaea filifolia Tom Leslie 2003-4-26 s.n. Riverside Perris Valley, 152 m south of San Jacinto Avenue, 2043 m east of the San Jacinto River, and 1402 m north of Ellis Avenue 465 Comment
  CAS-BOT-BC149328  Bromus arizonicus F. H. Billings 1931-4-1 s.n. Riverside Redlands. Comment
  SD162833  Bromus arizonicus O. F. Clarke 1973-3-21 1999 Riverside O. F. Clarke residense, 1012 Spruce Street. Comment
  SEINET901458  Bromus arizonicus A. C. Sanders 1989-1 9068 Riverside City of Riverside, Spontaneous in yard at 422 Campus View Drive Comment
  JOTR34002  Bromus berteroanus La Doux, Tasha, M. Harding 2010-4-7 2890 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; side canyon leading north, approx. 1 mile north of park boundary Comment
  UC2015537  Bromus berteroanus A. C. Sanders with G. Helmkamp, P. MacKay, et al 1995-3-19 16168 Riverside Coachella Valley/San Jacinto Mtns. Foothills, N-facing rocky slope in Chino Canyon along the Palm Springs tram road, 2 miles above Highway 111 (Palm Canyon Dr.) Comment
  UCR9396  Bromus carinatus D. H. Wilken 1965-6-29 361 Riverside San Jacinto Mtns, Strawberry Meadows, near Idyllwild 1555 Comment
  SEINET14401098  Bromus carinatus M. G. McLeod 1971-1 467 Riverside Idyllwild Comment
  UCR88229  Bromus catharticus A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16073 Riverside Sonoran (Colorado) Desert, Coachella Valley, agricultural area along Ave. 78, 0.4 mi west of Hwy 86 and1.5 mi NW of Oasis, east of Filmore St. -37 Comment
  SDSU14316  Bromus diandrus Martin M. Lane, Mike Simpson 2002-4-20 7 Riverside At Santa Margrita River Ecological Reserve, West side of Via Tornado road edge. Across from the loop trail head. 338 Comment
  UCR27004  Bromus grandis E. W. Lathrop 1966-5-29 6395 Riverside Peinsular Range; Santa Ana Mtns, Cleveland National Forest, Main Divide Truck Trail between El Carriso and Santiago Peak 1223 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
  CLARK-A1528-47  Bromus rubens Fred B. Essig 1964-2-20 Riverside La Sierra Comment
  RSA0019730  Bromus tectorum Victor Duran 1932-5-18 3218 Riverside Idylwild, San Jacinto Mountains 1677 Comment
  UCR58480  Bromus tectorum Ed LaRue 1989-5-17 s.n. Riverside San Bernardino Mtns, hills east of Beaumont, along Potrero Creek, one-half mi. east of old San Jacinto Nuevo Y Potrero land grant 701 Comment
  UCR94235  Bromus tectorum Scott D. White 1996-4-14 3911 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
  UCR2257  Bromus trinii F. M. Reed 1920-3-24 4170 Riverside Western Colorado Desert, Murray Canyon, a tributary of Palm Canyon near Palm Springs 305 Comment
  CLARK-A1528-49  Bromus willdenowii C. M. Flanagan 1973-5-12 OO 413 Riverside Riverside 274 Comment
  UCR126328  Caesalpinia gilliesii Mitch Provance 1998-7-23 906 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  RSA535079  Caesalpinia gilliesii Steve Boyd, T. S. Ross 1991-11-10 6629 Riverside Gavilan Hills, W of Perris along Santa Rosa Rd. near the base of range. Comment
  POM199148  Caesalpinia virgata Donald A. Johansen, Joseph A. Ewan 1932-4-12 7105 Riverside Devils Canyon above Coachella Valley Comment
  SEINET12804035  Caesalpinia virgata Chris Dietrich, M. Merello & H. Schmidt 1994-1 25 Riverside 9 miles north-northwest of Indio, off Dillon Road 1.9 miles northeast on Berdoo Canyon Road. BLM land. Desert Access Guide Map #17. 358 Comment
  UCR111602  Calandrinia ciliata Mitch Provance 1998-4-8 1776 Riverside City of Riverside, Arroyo Tequesquite, NE side of proposed 'Andulka Park' just west of the corner of Chicago and Central Avs. 305 Comment
  UCR91658  Calandrinia ciliata Steve Boyd, D. L. Banks 1995-4-5 8425 Riverside Agua Tibia Mountains, Palomar Range, Agua Tibia Wilderness Area; northern flank of Agua Tibia Mtn. at the E edge of Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary 610 Comment
  RSA773597  Calochortus concolor Duncan S. Bell, Ryan Parker 2010-6-15 1309 Riverside San Bernardino National Forest: Rouse Ridge, approximately 3 air miles southeast of junction of Highway 74 and forest service road 5S15., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1063 Comment
  RSA779939  Calochortus concolor Duncan S. Bell, Jennifer Pilapil, Jackie McConnaughy 2011-5-3 2376 Riverside Just off of the Pacific Crest Trail between Whitewater canyon and Mission Creek canyon; approximately 0.6 air miles northeast of Red Dome. 859 Comment
  CAS-BOT-BC488541  Calochortus concolor R. S. Woglum 1941-6-13 3072 Riverside Pines to Palms Road, Santa Rosa Mountains Comment
  RSA0066240  Calochortus invenustus Anonymous s.n. Riverside Strawberry Valley. 1524 Comment
  UCR122530  Calochortus palmeri var. munzii George K. Helmkamp, E. A. Helmkamp 2001-5-20 6684 Riverside San Jacinto Mountains, Morris Ranch Rd., 2.1 mi NE of CA-74 1570 Comment
  UC3449  Calochortus plummerae Geo. F. Reinhardt Jun 1897 Riverside San Jacinto Mountains Comment
  UCR158317  Calochortus splendens A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30045 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  CAS-BOT-BC483508  Calochortus splendens C. Epling; J. Ewan 1933-6-1 s.n. Riverside 4 miles above Corona, Temescal Canyon Comment
  CLARK-A1528-770  Calyptridium monandrum C. M. Flanagan 1973-5-20 OO 529 Riverside Morongo Indian Reservation 1158 Comment
  SBBG101777  Calyptridium monandrum S. Boyd, T. Ross, M. Hammitt 1991-5-2 6041 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
  UCR177410  Calyptridium monandrum Scott D. White 2003-3-23 8837 Riverside Santa Rosa Mountains, Desert slope, Hwy 74 near Carrizo Creek crossing 762 Comment
  RSA466602  Calyptridium parryi var. parryi E. C. Jaeger 1921-6-15 s.n. Riverside Strawberry Valley. 1585 Comment
  UCR112595  Calystegia macrostegia subsp. arida Mitch Provance 1998-2-17 65 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  UCR138155  Calystegia macrostegia subsp. intermedia D. L. Banks 1997-3-29 1637 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. The intersection of Magee Truck Trail and Moreno Road at the extreme southwestern corner of the Reservation 415 Comment
  RSA192219  Calystegia macrostegia subsp. tenuifolia E. W. Lathrop 1965-4-4 5625 Riverside 8 miles W of Murrieta - Tenaja Range Comment
  SEINET2445404  Calystegia sepium Daphne K. Christopher, Hannah Stevens 2003-4-8 116 Riverside Santa Rosa Plateau Nature Conservancy Preserve. Coyote Trail near Hidden Valley trailhead. 556 Comment
Read comments May 12 2020
  UCR178151  Camissonia bistorta T. B. Salvato, Tracy Tennant 1998-4-23 MOR- 908 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon about 1 mile above locked gate, east side of road near old corrals, tree stand P-03 976 Comment
  RSA778487  Camissonia boothii subsp. condensata Duncan S. Bell 2009-3-8 52 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UCR50881  Camissonia brevipes A. C. Sanders 1988-5-11 7802 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Iris Pass area, 12 miles above the Coachella Canal, east of the gasline road from Niland 549 Comment
  RSA136658  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-1-25 11475 Riverside Box Canyon, 5.5 miles SE of Painted Canyon turnoff, near Mecca. Comment
  RSA135569  Camissonia brevipes subsp. pallidula Peter H. Raven 1958-3-1 11745 Riverside Colorado Desert, US Highway 95, 8.6 miles N of Blythe. Comment
  RSA145174  Camissonia californica William M. Klein 1958-2-11 30 Riverside 2.6 mi. east of Cabazon on hwy. 70-99 546 Comment
  UCR120929  Camissonia californica A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24928 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR158496  Camissonia californica A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30016 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
  UCR104006  Camissonia cardiophylla subsp. cardiophylla George K. Helmkamp, E. A. Helmkamp 1998-2-5 2661 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  POM265109  Camissonia claviformis subsp. aurantiaca I. L. Wiggins 1937-3-9 8759 Riverside 5 miles west of Shaver's Well. Comment
  RSA135287  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-25 11482 Riverside 11.3 miles W of Shavers Summit. Comment
  RSA186613  Camissonia confusa Peter H. Raven 1962-4-28 17488 Riverside Ortega Highway 3.9 miles above its east base, Santa Ana Mountains 732 Comment
  RSA543580  Camissonia graciliflora Steve Boyd 1991-5-7 6162 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  RSA652359  Camissonia hirtella Marion P. Harthill 1976-5-6 s.n. Riverside Cleveland National Forest. 610 Comment
  UCR239879  Camissonia hirtella O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  SEINET10805068  Camissonia hirtella Andrew C. Sanders 2006-5-19 Sanders 32423 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn/Scott Road and north of Clinton Keith Road (Murrieta 7.5'Q). Rocky slopes of granite and gabbro, loam and clay soil; coastal sage scrub/chaparral with Eriogonum fasc. fol., Salvia mellif., Adenostoma and groves of Quercus agrifolia. [T6S R3W S27, NE/4 & E/2 of NW/4] 518 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
  UCR281527  Camissonia ignota Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 93 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  POM9607  Camissonia ignota I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mts, extreme west end. between Riverside and Ontario. Comment
  RSA0057863  Camissonia micrantha A. C. Sanders 2011-4-7 39037 Riverside Temescal Canyon, between Horsethief Canyon and Glen Eden, along I-15 Frontage Rd., SE of Lee Lake 381 Comment
  RSA543893  Camissonia micrantha Steve Boyd, Dave Bramlet 1991-5-13 6256 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester. Vicinity of ultramafic outcrop on ridge top S of S-end of Warren Road. 549 Comment
  SEINET12189026  Camissonia pallida J. F. Bright, Wyman, C. 1933-1 8044 Riverside Comment
  RSA145171  Camissonia pallida subsp. pallida William M. Klein 1958-2-11 29 Riverside 2.6 mi. east of Cabazon on hwy. 70-99 546 Comment
  RSA449049  Camissonia refracta Christopher Davidson, Josephine Jones 1980-4-4 9933 Riverside Orocopia Mts. West end of the mountains in a small canyon and wash almost due south of Oro Peak. 518 Comment
  RSA692197  Camissonia refracta Scott D. White, Michael Honer 2003-5-14 9296 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UC1929982  Camissonia strigulosa Scott D. White, Justin Wood 2008-5-15 11974 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. Comment
  UC488994  Camissonia strigulosa C. V. Meyer June 1927 159 Riverside Saunder's Meadow San Jacinto Mts. 1676 Comment
  SD82828  Camissoniopsis bistorta John D. Olmsted 1962-5-3 3509 Riverside In canyon of southern access road to Thomas Mt.;, ca. 2.0 miles west of southern Garner Valley and Pines-to-Palms Highway. 1448 Comment
  SDSU3315  Camissoniopsis bistorta R. S. Luaw, T. Mosquin 1957-4-1 Riverside 11 mi. w. Riverside Comment
Read comments Mar 28 2014
  CAS-BOT-BC160539  Camissoniopsis lewisii Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-2 4043 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Sta. 609 Comment
  JEPS31743  Camissoniopsis pallida subsp. pallida S. B. Parish 1920-3-25 20022 Riverside flats at Palm Springs village Colorado Desert Comment
Read comments Jul 13 2010
  RSA614419  Capsella bursa-pastoris D. L. Banks 1997-3-16 1552 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, the Dorland Mountain Arts Colony along the circular drive that runs around the north side of the compound. 567 Comment
  UCR114298  Capsella bursa-pastoris Julie A. Greene 1993-4-10 1174 Riverside San Jacinto Valley, San Jacinto Wildlife Area. Drainage south of Duck Club Rd., and east of Davis Road 436 Comment
  CAS-BOT-BC94054  Carex bolanderi Peter F. Zika; Nick Otting; Kate Kramer 2010-8-6 25300 Riverside bridge over N Fork San Jacinto River, Dark Canyon, at campground, San Jacinto Mountains (SnJt) 1785 Comment
  SBBG34204  Carex multicaulis T. L. Secrest 1951-5-20 Riverside Idyllwild 1524 Comment
  SEINET4557247  Carex praegracilis D. E. Bramlet, P. Jacks, S. Goode 1989-1 1796 Riverside Perris-Aguanga Basin Region: Shipley Multi-species Reserve. Blue-line stream on the eastern flank of Bachelor Mtn., 700 ft north of the existing access road & 3,600 ft. W of Rawson Canyon.(Bachelor Mountain 7.5') 469 Comment
  RSA627574  Carex sartwelliana Scott D. White 1998-7-31 6950 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park. 1707 Comment
  UC537213  Carex subfusca M. E. Jones Sept. 1933 Riverside San Jacinto Mt. Comment
  SD181802  Carex triquetra Scott D. White, Sandy Leatherman 2000-5-31 7974 Riverside Santa Ana Mountains/ Santa Rosa Plateau: Near Squaw Mountain. 640 Comment
  RSA524444  Castilleja affinis Steve D. Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4080 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  SD131918  Castilleja affinis Rimo Bacigalupi, J. F. Macbride, Ruth D. Sanderson, C. Leroy Custer 1952-3-30 3551 Riverside On west-facing hillslopes to the east of State Highway No. 71 between Wildomar and Murrieta, 2.6 miles north of Murrieta 395 Comment
  UCD122168  Castilleja affinis A. C. Sanders; Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23899 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
  JEPS8584  Castilleja affinis subsp. affinis Rimo Bacigalupi with J. F. MacBride, Ruth D. Sanderson, and C. Leroy Custer 1952-3-30 3551 Riverside 2.6 mi n Murrieta (e of Calif Hwy 71, between Wildomar and Murrieta) 396 Comment
  JEPS9794  Castilleja applegatei subsp. martinii C. V. Meyer Jun 1927 167 a Riverside Saunders Meadow San Jacinto Mt. 1676 Comment
  UCR116410  Castilleja exserta A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24179 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
  UCR25604  Castilleja exserta John C. Roos 1952-4-16 5558 Riverside Box Springs Mountains, Pigeon Pass 457 Comment
  UCR281280  Castilleja exserta Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 20 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  SBBG133116  Castilleja exserta B. C. Templeton, I. W. Clokey 1930-4-9 1070 Riverside Moreno Grade Comment
  SD133002  Castilleja foliolosa Scott White 1991-5-13 91 94 Riverside Hwy 79, immediately W of U.S. Forest Service campground at Dripping Springs 548 Comment
  RSA0054914  Castilleja foliolosa G. Jentges 1932-2-20 16 Riverside Jack Rabbit Grade, San Jacinto Mountains. Comment
  RSA192319  Castilleja minor subsp. spiralis E. W. Lathrop 1966-6-1 6358 Riverside Los Alamos Rd. , Tenaja Range. 14 miles NW of Murrieta. 366 Comment
  CLARK-A1528-4185  Castilleja stenantha John C. Roos 1952-6-10 5757 Riverside Riverside 259 Comment
  UCR152631  Caucalis microcarpa A. C. Sanders 2005-4-22 29584 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  JOTR33735  Caulanthus cooperi La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2735 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Exposed aplite vein forming a prominent rib line with loose, cobble slope surrounding it (Stop 3) Comment
  POM99007  Caulanthus cooperi E. C. Jaeger 1926-4-24 s.n. Riverside White Tanks, Pinto Mts. 1128 Comment
  UC1979919  Caulanthus heterophyllus S. D. White, Michael Honer 2003-4-4 8950 Riverside TEMESCAL CANYON: Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. Comment
  UCR174142  Caulanthus heterophyllus A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32570 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
  UCR20735  Caulanthus heterophyllus A. C. Sanders, Steve Boyd 1980-5-2 1396 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  RSA527667  Caulanthus lasiophyllus var. rigidus Steve Boyd, D. Bramlet 1990-4-29 4488 a Riverside Lake Skinner County Park, S flank of Bachelor Mountain Comment
  SD229234  Ceanothus cordulatus Dick Schwenkmeyer 2012-6-27 748 Riverside Strawberry Creek, 1/4 mile northwest of Humber Park, Idyllwild. 1914 Comment
  CAS-BOT-BC48455  Ceanothus crassifolius Herbert L. Mason; Munz; Peirson 1926-4-30 3120 Riverside Southwestern Riverside Co. - Temecula canyon, 2 miles south of Temecula Comment
  RSA680633  Ceanothus crassifolius Scott D. White 2001-3-27 8176 Riverside Badlands: Moreno Valley area. About 1 air mile East-Northeast of the jtn State Rt. 60 w/ theodore St. Adjacent to County Landfill. 610 Comment
  UCSB36641  Ceanothus crassifolius Brownell, Kathleen 1980-5-16 Riverside 9 miles W. of Lakeland Village on Hwy. 74; Santa Ana Mtns 670 Comment
Read comments Nov 27 2014
  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
  LA30343  Ceanothus cuneatus Mary V. Hood; 1945-3-25 45- 2 -k* Riverside Aguanga 587 Comment
  UC718386  Ceanothus oliganthus var. oliganthus P. C. Everett 1935-6-18 7209 Riverside ca 1.5 mi n Main Divide Motorway (Coldwater Canyon trail.); Santa Ana Mts. Comment
  RSA570224  Ceanothus ophiochilus Steve Boyd, Tim S. Ross 1993-3-23 7893 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  UCSB39074  Ceanothus perplexans Jorgensen, Jan 1982-2-19 Riverside 3 kilometers up highway 243 from Interstate 10, Banning. San Jacinto mountains. 1000 Comment
  UCR182505  Centaurea melitensis Mitch Provance 2005-5-17 6564 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
  UCR199619  Centaurea melitensis Scott D. White, Angelia Carey 2004-7-2 10552 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Poppet Creek Canyon 610 Comment
  RSA180329  Centaurea melitensis E. W. Lathrop 1964-5-24 5396 Riverside 8 miles west of Murrieta 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
  RSA69871  Centaurea solstitialis J. C. Roos 1951-9-25 5253 Riverside Fairmount 259 Comment
  CLARK-A1528-5249  Centaurium venustum John C. Roos 1948-4-24 3797 Riverside Whitewater Comment
  UC456205  Centaurium venustum I. J. Condit 1910-6-24 Riverside road to Strawberry Valley San Jacinto Mts. 1219 Comment
  JEPS106965  Centromadia pungens subsp. laevis Jasmine Watts 2005-7-19 7 Riverside Hemet, S of CA-74 and W of Warren Road Comment
  SD187336  Centromadia pungens subsp. laevis R. E. Riefner Jr., K. Campbell 2007-5-19 07 209 Riverside Temecula, Western Bypass Rd. near Highway 79; end of Western Bypass Rd. at Murrieta Creek. 309 Comment
  UCR246460  Centromadia pungens subsp. laevis R. E. Riefner Jr., D. E. Bramlet, I. Anderson 2008-5-3 08- 269 Riverside city of Hemet, along Sanderson Rd near Ramona Blvd 448 Comment
  SEINET6413741  Centromadia pungens subsp. pungens R. Spellenberg 2014-5-5 14772 Riverside CA Highway 79 N of Hemet, ca 0.5 km so f Ramona Expressway. 445 Comment
  UC1929296  Centromadia pungens subsp. pungens Scott D. White, Justin Wood 2008-6-26 12295 Riverside Perris Basin; I-215 freeway @ stream crossing, just W of golf course and just N of Newport Rd. 434 Comment
  SD6128  Centrostegia thurberi 1917-5-1 Riverside Mojave Desert near Hesperia Comment
Read comments Nov 20 2011
  HSC85246  Cerastium glomeratum Steve Boyd 1986-4-20 1723 Riverside Harford Springs County Park, N of big meadow, Gavilan Hills Comment
  RSA772862  Cercocarpus betuloides Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4816 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
  RSA586150  Cercocarpus minutiflorus D. L. Banks, Steve D. Boyd 1995-3-30 112 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. 720 Comment
  UCR270193  Cercocarpus minutiflorus A. C. Sanders, Jeanne Marie Acceturo & participants in Jepson Workshop 2016-4-3 42414 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, south end of Los Caballos Road, c. 0.3 km NW (161 deg. ) of water tank 473 Comment
  UC1294018  Chaenactis artemisiifolia E. K. Balls 1958-6-27 23294 Riverside between Santiago Peak and Indian Truck Trail (along Main Divide); Santa Ana Mts. 1310 Comment
  RSA550281  Chaenactis carphoclinia Walter Wisura, John Dolan, Michael Wall 1992-3-24 4615 Riverside Lowdesert: 4.7 mi NE of Mecca on Box Canyon Rd. Comment
  RSA775915  Chaenactis carphoclinia Duncan S. Bell, Amanda Turek 2010-4-10 815 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  JOTR34311  Chaenactis carphoclinia var. carphoclinia Andre, Jim 2012-4-11 20726 Riverside Joshua Tree National Park. Pinto Basin; along road to Cootonwood, I mi NW of Fried Liver Wash, approx. 15 mi S of Hwy 62 in Twentynine Palms 617 Comment
  RSA761043  Chaenactis carphoclinia var. carphoclinia Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-21 154 Riverside N of Desert Center. Jct of Hwy 177 and Kaiser Rd. W of Kaiser Rd. N of Hwy 177. 335 Comment
  UCR30051  Chaenactis carphoclinia var. carphoclinia A. C. Sanders 1983-4-24 3796 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
  RSA341992  Chaenactis fremontii R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54054 Riverside Along Whitewater River, E of bridge and levee. Comment
  RSA783825  Chaenactis fremontii J. D. Olmsted 1959-4-10 350 Riverside Along Hwy 60-99 near Cabazon, San Gorgonio Pass, Whitewater River. 671 Comment
  RSA750743  Chaenactis glabriuscula Scott D. White, Justin M. Wood 2009-5-22 12910 Riverside San Jacinto Mountains: Idyllwild area; 'Strawberry Fuelbreak' between Strawberry Creek and road to sewage ponds. Comment
  SFV3811  Chaenactis glabriuscula P. G. Kilburn 1958-5-17 810 Riverside 3 miles south of Banning. 305 Comment
  UC1718094  Chaenactis glabriuscula var. glabriuscula John S. Mooring 1962-4-1 578 Riverside Riverside, Box Springs Mountains at end of Mount Vernon Ave Comment
  UC1463879  Chaenactis parishii Jeanine Derby 1976-6-29 Riverside Quinn Flats San Jacinto Mts., Garner Valley 1371 Comment
  SEINET3365553  Chamaesyce abramsiana G. Rink 2011-9-25 11070 Riverside South of I-10 at the Ford Dry Lake Exit, in a swale that sometimes holds water 110 Comment
  RSA356649  Chamaesyce albomarginata R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47302 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA435981  Chamaesyce albomarginata N. C. Cooper 1944-7-15 1576 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  RSA500074  Chamaesyce albomarginata Steve Boyd, T. S. Ross, L. Arnseth 1989-4-2 3238 Riverside Vail Lake area, sandy valley at NE end of lake, N of Wilson Creek 488 Comment
  UCSB38673  Chamaesyce parishii Cowan, Clark 1978-4-23 Riverside 2.7 mi. (4.3 km.) S on Hwy. 74 from its jct. with Hwy. 111 at Indian Wellls 210 Comment
  SEINET3089524 Image available Chamaesyce polycarpa Paul D. Wood 1970-5-19 9 -A Riverside At University of Calif. along east bank of path leading to botanical gardens. 259 Comment
  RSA432483B  Chamaesyce polycarpa var. hirtella G. R. Johnstone 1930-4-13 s.n. Riverside 1000 Palms Colorado Desert Cal. Comment
  POM19837  Chamaesyce serpillifolia subsp. hirtula Mary F. Spencer 1923-10-8 s.n Riverside [Unspecified] 1524 Comment
  CAS-BOT-BC66311  Cheilanthes clevelandii Steve Boyd; C. Boyd; B. Roy 1896-2-2 1201 Riverside Highway 79: At Riverside-San Diego County Line Comment
  JOTR16825  Cheilanthes covillei Supernaugh, William JR. 1967-2-16 57 Riverside Joshua Tree National Park. 1/4 MILE SOUTH OF RYAN HOMESTEAD 1341 Comment
  POM119153  Cheilanthes covillei Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA0123694  Cheilanthes covillei Duncan S. Bell, LeRoy Gross 2016-3-30 9161 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 7.5 air miles southeast of the summit of Martinez Mountain. 970 Comment
  UCR12627  Cheilanthes newberryi I. G. Rauch 1968-3-6 s.n. Riverside Box Springs Mountains 488 Comment
  CAS-BOT-BC68099  Cheilanthes parryi Nancy Ryan Zabriskie; Walter Zabriskie 1971-3-7 350 Riverside Andreas Canyon watershed, desert side of San Jacinto Mountains 365 Comment
  CAS-BOT-BC70331  Cheilanthes parryi John Thomas Howell 1927-8-1 2886 Riverside Morongo Canyon, n. Colorado Desert 609 Comment
  HSC1008  Cheilanthes parryi W. R. Supernaugh, Jr. 1964-12-24 27 Riverside Agua Caliente Indian Res., SW of Andreas Canyon Comment
  POM120575  Cheilanthes parryi Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  RSA0015689  Cheilanthes parryi Duncan S. Bell 2013-9-29 6047 Riverside Chuckwalla Mountains; on the south side of Corn Springs Wash approximately 1.8 air miles southwest of Corn Spring. 648 Comment
  RSA709882  Cheilanthes parryi Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4627 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  UCR105987  Cheilanthes parryi L. C. Wheeler 1952-12-15 7026 Riverside Sonoran (Colorado) Desert, Riverside Mountains, shore of Alligator Slough of the Colorado River; [near] Mountaineer Mine, north of Johnson's Camp Comment
  UCR225439  Chenopodium A. C. Sanders, T. B. Salvato 2011-3-29 38846 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
  RSA708182  Chenopodium album Scott D. White, Angelia Carey 2004-5-7 10328 Riverside Indian Creek and adjacent foothills. 549 Comment
  RSA777346  Chenopodium album Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4707 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65122 604 Comment
  SD187392  Chenopodium album Scott D. White, Angelia Carey 2004-5-7 10328 Riverside Indian Creek and adjacent foothills. 548 Comment
  RSA736651  Chenopodium berlandieri Justin M. Wood 2008-7-16 35 Riverside Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan property, Alberhill area. Comment
Read comments Aug 8 2010
  SD247397  Chenopodium berlandieri Andy Sanders 2013-7-7 40858 Riverside Peninsular Range; San Jacinto Mountains: southeast of Idyllwild on Saunders Meadow Road near the trash transfer station (dump), northeast of hairpin turn in road. 1609 Comment
  RSA60836  Chenopodium californicum Frank W. Gould 1944-4-5 2231 Riverside 17 miles east of Temecula. Comment
  UCR155168  Chenopodium californicum A. C. Sanders 2005-5-4 29847 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  UCR249814  Chenopodium californicum T. B. Salvato, John Lovio 2013-3-19 7352 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  UCR113595  Chenopodium missouriense A. C. Sanders, Mitch Provance 2000-10-4 23717 Riverside Riverside, UCR Botanic Garden, gully on east fence SE of the herb garden 366 Comment
  SEINET10764861  Chenopodium murale Dave Silverman, Onkar Singh 2010-3-25 Silverman 7847 Riverside Palo Verde Mesa, 220 m east of Black Creek Rd, 6.6 km west of McCoy Wash, and 8.2 km north of I-10. 160 Comment
  UCR107777  Chenopodium pumilio D. L. Banks 1997-11-15 2199 Riverside NW Palomar Mtns, Agua Tibia Mtns: N face of Dorland Mtn, on the north side of the Dorland Mtn Arts Colony. Along the margins of a small man-made pond. 549 Comment
  UCR197292  Chenopodium pumilio Mitch Provance 1998-7-23 912 B Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  POM14860  Chenopodium rubrum H. L. Bauer 1922-11-14 s.n. Riverside San Jacinto River Bed, near Lake Elsinore. Comment
  CAS-BOT-BC231774  Chilopsis linearis F. Almeda 1976-6-5 2826 Riverside Ca. 4-5 mi. N of Interstate Hwy. #10 off of Whitewater Canyon Road Comment
  CAS-BOT-BC231777  Chilopsis linearis Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  CAS-BOT-BC231788  Chilopsis linearis Milo S. Baker 1928-4-3 2777 a Riverside Palm Canon [Canyon] Road to Palm Sps. Comment
  RSA455306  Chilopsis linearis E. C. Jaeger 1922-6-18 s.n. Riverside Banning. Comment
  POM70990  Chilopsis linearis subsp. arcuata George B. Grant 1906-5-1 s.n. Riverside On Colorado Desert at Palm Springs. Comment
Read comments Sep 4 2011
  SBBG92381  Chloracantha spinosa G. K. Helmkamp 1989-9-16 s.n. Riverside ca. 0.5 mi S of Interstate 8, W of Blythe at Seeley Rd and St Hwy 78 75 Comment
  SEINET954331  Chloris virgata R. E. Riefner Jr. 2006-1 06 -447 Riverside Peninsular Range: Temecula Valley, along I-15 Freeway near Temecula Creek. 301 Comment
  CAS-BOT-BC191702  Chorizanthe brevicornu var. brevicornu Milo S. Baker 1928-4-4 2841 C Riverside Tahquitz Canon [canyon] near Palm Sps. Comment
  SBBG6282  Chorizanthe brevicornu var. brevicornu T. L. Secrest 1948-4-7 Riverside 5 mi below Whitewater 274 Comment
  RSA518037  Chorizanthe corrugata Steve Boyd, Orlando Mistretta 1986-3-13 1423 Riverside Palen Mountains; NE of Desert Center, jct. of Parker Dam Rd. and Palen Rd. (road going through pas between Palen and Granite Ranges). 244 Comment
  SD212684  Chorizanthe fimbriata Chris E. True, Robert Cox 2005-6-16 Riverside San Jacinto Mountains Foothills; along Highway 74 at milepost 48, across from Cranston US Forest Service Station, 3 miles east of Fairview Avenue, north of highway and south of San Jacinto River, near mouth of Bee Canyon 609 Comment
  HSC85265  Chorizanthe leptotheca Steve Boyd 1986-4-22 1758 Riverside Temescal Canyon: Benches of Indian wash just S of Hwy. 15 Comment
  RSA735987  Chorizanthe parryi var. parryi Scott D. White, Justin M. Wood 2008-5-27 12037 Riverside Perris Basin: I-215 freeway, between Clinton Keith and Alamos. 396 Comment
  UC449703  Chorizanthe parryi var. parryi Mrs. Lottie M. Wilder 1903-4-26 14 Riverside Wilders Canyon Wilders Canyon (west Riverside) Comment
  UCR217548  Chorizanthe parryi var. parryi Diane Menuz 2008-6-20 473 Riverside San Bernardino Mtns. foothills, Bogart County Park, c. 350 m SW of fishing pond 987 Comment
  UCR220137  Chorizanthe parryi var. parryi D. E. Bramlet 1995-4-13 2393 Riverside Peninsular Range; Perris-Aguanga Basin region, South Domenigoni Hills, 7800 ft. north of Rawson Rd., 5800 ft. east of MWD canal, & 1200 ft. NE of knoll 2143 616 Comment
  UCR97276  Chorizanthe polygonoides var. longispina D. E. Bramlet 1995-4-26 2400 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
  RSA180496  Chorizanthe procumbens E. W. Lathrop 1960-6-9 4958 Riverside 14 miles west of Murrieta. Comment
  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
  RSA681037  Chorizanthe rigida Scott D. White, Michael Honer 2003-5-14 9267 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 Comment
  UCR60787  Chorizanthe rigida Steve Boyd, Orlando Mistretta 1986-3-13 1412 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) 244 Comment
  POM10485  Chorizanthe staticoides Charlotte M. Wilder 1903-6-4 203 Riverside Wilder's Canyon. Jurupa Hills. Comment
  UCD99950  Chorizanthe staticoides D. E. Bramlet 1989-5-20 1880 Riverside Lake Skinner area: 7500 ft. (1.4 mi) E of Lake Skinner Dam and 500 ft. (ca. 0.1 mi.) N of access road. 518 Comment
  UC187937  Chorizanthe watsonii S. B. and W. F. Parish April, 1882 Riverside borders of Colorado Desert at Agua Caliente; borders of Colorado Desert at Agua Caliente Comment
  SEINET3087439 Image available Chorizanthe xanti subsp. leucotheca Robert F. Thorne, C. W. Tilforth 1980-5-28 54223 Riverside San Bernardino Mtns.; rocky and sandy wash along Whitewater River, 3.2 mi. north of White Water post office and Highway 10 518 Comment
  JEPS100430  Chorizanthe xanti var. leucotheca Dean W. Taylor 2003-5-6 18522 Riverside 1.15 miles NNE of Cabazon, along access road paralleling powerlines, San Gorgonio Pass, growing in the wash draining Millard Canyon 640 Comment
  UCR34881  Chrysothamnus nauseosus L. B. Ziegler 1974-10-18 536 Riverside San Jacinto Mtns., S end of Thomas Mountain area, alongside Hwy [371] between Anza & Hemet (Garner) Valley 1372 Comment
  JOTR35239  Chrysothamnus viscidiflorus subsp. viscidiflorus Wheeler, Mark 2011-10-19 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains, Eureka Peak Complex, below Eureka Peak Comment
  UCR269867  Chylismia brevipes A. C. Sanders, Jim Malusa 2016-3-18 42365 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  SD258444  Chylismia brevipes subsp. brevipes J. M. Andre 2013-3-27 24818 Riverside Riverside Mountains; east side of Riverside Mountains, along Nwy 95, 13.2 miles S of Vidal Jst. Parker SW 7.5'Q 125 Comment
  UCR244883  Chylismia cardiophylla subsp. cardiophylla Jim Andre 2012-3-19 21391 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  JOTR37498  Chylismia claviformis subsp. aurantiaca Hodges, Stephen R., L. Ashfield 2016-1-20 627 Riverside Joshua Tree National Park. Eagle Mountains, Black Eagle Mine road, northern edge of mountains near eastern park boundary (Stop 1). Comment
  UCR244729  Chylismia claviformis subsp. aurantiaca Jim Andre 2012-3-19 21346 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10 152 Comment
  UCSB30309  Chylismia claviformis subsp. aurantiaca Sauls, Mary 1977-2-27 Riverside Upper bajada Box Canyon wash; 5 mi. W. of junction of Hwy. 195 and Interstate 10 365 Comment
Read comments Nov 16 2015
  UCR182533  Cichorium intybus Mitch Provance 2003-7-4 4643 Riverside San Bernardino Valley, Riverside, Monticello Ave. near the canal, between Driftwood and Conway Drives 226 Comment
  SEINET3146317  Cirsium occidentale var. californicum W. B. Crockatt sn Riverside Prado 91 Comment
  UCR213834  Cirsium occidentale var. californicum Scott D. White, Justin M. Wood 2009-5-21 12836 Riverside San Jacinto Mountains, McMullen Flat area, 0.35 north on Valley Hi Drive, from intersection with Twin Pines Road 1201 Comment
  RSA12918  Cistanthe monandra C. B. Wolf 1935-4-7 6308 Riverside 2 miles SW of Perris, in the Gavilan region. 427 Comment
  RSA68317  Cistanthe monandra G. R. Campbell 1951-5-30 16136 Riverside 9 miles west of Anza. 1067 Comment
  RSA525246  Clarkia epilobioides Steve Boyd, T. S. Ross 1990-5-11 4624 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  UC76441  Clarkia epilobioides Miss M. Alice King April 1893 Riverside Menifee Comment
  UCR256755  Clarkia purpurea T. B. Salvato, Matthew Malle 2013-4-15 7544 Riverside Gavilan Hills, dirt SCE powerline access road east of Lake Street and northwest of Hilltop Drive. 0.83 mi north-northeast of the junction of Lake Street and Hwy I-15 478 Comment
  CAS-BOT-BC163862  Clarkia purpurea subsp. quadrivulnera Mrs. E. C. Van Dyke 1928-5-28 s.n. Riverside Banning Comment
  SDSU13942  Clarkia purpurea subsp. quadrivulnera Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2133 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  SEINET4040371  Clarkia purpurea subsp. quadrivulnera G. Sphon 1959-1 319 Riverside Horsethief Canyon, Elsinore Mountains. Comment
  UCR178964  Clarkia rhomboidea Mitch Provance, Tracy Tennant 1998-6-16 MOR- 395 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just north of tree stand M-09 1280 Comment
  SEINET10632450  Clarkia rhomboidea Joseph A. Ewan 1929-6-16 Ewan 3575 Riverside Moist sandy soil under pines. Alt. 5200 feet. Strawberry Valley. 1585 Comment
  RSA526506  Clarkia similis Steve Boyd, T. S. Ross 1990-5-11 4701 Riverside Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. 610 Comment
  CLARK-A1528-5356  Clarkia unguiculata John C. Roos, Lucille Roos 1952-4-28 5587 Riverside Riverside 259 Comment
  UC1595608  Claytonia parviflora subsp. parviflora Steve Boyd and Orlando Mistretta 1991-5-22 6291 Riverside e of Dorland Mtn. (w of Kolb Creek, base of Agua Tibia Mtn.); Vail Lake Area, Agua Tibia Mtn. 548 Comment
  POM307263  Claytonia parviflora subsp. tenuifolia Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2123 Riverside Santa Rosa Mountains. Comment
  UCR5923  Claytonia parviflora subsp. utahensis Sue Freeman 1966-4-30 s.n. Riverside San Jacinto Mtns., Above Fuller Mill Creek, 50 yards up stream from Banning-Idyllwild road 1616 Comment
  RSA180251  Claytonia perfoliata subsp. mexicana E. W. Lathrop 1965-4-18 5659 Riverside 10 miles west of Murrieta. Comment
  RSA770707  Clematis ligusticifolia Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4810 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  POM302502  Clematis pauciflora J. C. Roos 1943-3-13 2592 Riverside Reche Canyon, off San Bernardino valley. Comment
  RSA386290  Clematis pauciflora E. Crow 1929-3-17 199 Riverside Glen Ivy Hot Springs, Santa Ana Mts. Comment
  RSA585795  Clematis pauciflora D. L. Banks, S. D. Boyd 1995-5-9 422 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, W of the Dripping Springs Alcove, W of Woodchuck Campground. 710 Comment
  RSA440806  Cleome isomeris C. Cunningham 1941-2-9 s.n. Riverside 29 Palms Junction. 366 Comment
  JOTR31071  Coleogyne ramosissima La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2334 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Gravelly flats near Ryan Mountain campground (Stop 1) Comment
  UCR193125  Collinsia concolor A. C. Sanders, Tim Thomas 2008-6-20 35534 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  UCR91278  Collinsia concolor Scott D. White 1995-4-5 2748 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  SBBG47466  Collinsia heterophylla N. C. Cooper 1944-6-17 1429 Riverside Pine Cove 1371 Comment
  UCR160491  Collinsia parryi A. C. Sanders 1994-5-30 14612 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  CLARK-A1528-5722  Colubrina californica John C. Roos 1946-10-26 3138 Riverside Chuckwalla Mountains Comment
  RSA353380  Colubrina californica A. C. Sanders 1986-3-3 6141 Riverside Corn Spring, Chuckawalla Mtns, wash below the spring and wash and rocky slopes to the south. 488 Comment
  CDA35599  Condalia globosa var. pubescens Robert Cowell 1959-5-4 Riverside North of Bradshaw Stage Road, ca. 3/4 mile east of the Imperial Gas Line road, between Chocolate and Chuckwalla Mtns. 0 Comment
  UCR281924  Condalia globosa var. pubescens A. C. Sanders, Jim Malusa 2017-9-20 43346 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, in canyon 1.5 km west (276 deg. ) of Tabaseca Tank, 6.7 km SE of Salt Creek at mouth of Red Canyon 602 Comment
  UCR102880  Convolvulus simulans A. C. Sanders 1997-3-26 20130 Riverside Lake Skinner area, large clay patch adjacent to the Skinner entrance road, c. 1 km NE of Borel Rd. 473 Comment
  RSA557358  Conyza bonariensis Julie Greene 1993-6-11 1355 Riverside [Unspecified] 440 Comment
  UC218232  Cordylanthus nevinii P. A. Munz 1922-9-7 6408 Riverside on trail to Hidden Lake; San Jacinto Mts 2346 Comment
  UCR227806  Cordylanthus rigidus Duncan S. Bell, Ryan Parker 2010-6-1 1231 Riverside San Jacinto Mountains, San Bernardino National Forest, Rouse Ridge, c. 2.4 air miles southeast of the junction of Hwy 74 and Forest Service Road 5S15 992 Comment
  UC89472  Coreopsis bigelovii W. G. Wright Riverside Colorado Desert Comment
  CAS-BOT-BC287877  Coreopsis californica Munz; Street; Williams 1919-3-28 2362 Riverside San Gorgonio Pass, near Cabazon 542 Comment
  RSA1441  Coreopsis californica J. T. Howell 1929-2-14 1232 Riverside Temescal Canyon, 2 miles S of glen Ivy. Comment
  JEPS20102  Corethrogyne filaginifolia Peter H. Raven with R. Snow 1957-7-26 11082 Riverside 6.5 mi n of road to Twin Pines Ranch (Banning to Idyllwild Road, San Jacinto Mountains); San Jacinto Mountains Comment
  LA99062  Corethrogyne filaginifolia E. R. Hobbs; G. Malanson, Walt Westman 1978-9-30 78- 132 Riverside Cortrite Avenue, Homeland Comment
  LA99063  Corethrogyne filaginifolia E. R. Hobbs; G. Malanson, Walt Westman 1978-9-30 78- 132 Riverside Cortrite Avenue, Homeland Comment
  POM356162  Corethrogyne filaginifolia Albert J. Perkins 1916-9-2 s.n. Riverside Idylwild Comment
  RSA219227  Corethrogyne filaginifolia C. W. Tilforth, John Dourley 1970-9-2 302 Riverside 1 mile S of Lake Fulmor, hwy R1 Comment
  RSA33795  Corethrogyne filaginifolia Norman C. Cooper 1943-9-11 902 Riverside San Jacinto Mtns. below Idlewild. 1067 Comment
  UC1605404  Corethrogyne filaginifolia Steve Boyd 1994-10-14 8401 Riverside San Mateo Canyon n Tenaja Canyon (along Fisherman's Camp Trail); Southern Santa Ana Mountains, Cleveland NF, San Mateo Canyon 451 Comment
  UC218222  Cornus glabrata P. A. Munz 1922-6-24 5806 Riverside Hemet Valley, Pipe Creek San Jacinto Mts., Hemet Valley, Pipe Creek 1524 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
  UCR126976  Crassula connata A. C. Sanders, T. B. Salvato 2003-5-9 26588 Riverside San Jacinto Valley, west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  UCR171901  Crassula connata John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  UCD126208  Cressa truxillensis Rimo Bacigalupi; G. T. Robbins 1954-5-16 4467 Riverside valley of San Jacinto River, one-half mile west of Lakeview and just east of Lakeview (formely Ginsberg) Hot Springs. 432 Comment
  UCR114190  Cressa truxillensis A. C. Sanders, D. Malueg, K. D. Jones, et al 2000-9-8 23637 Riverside Perris-Aguanga Basin Region, French Valley, gasline right of way just south of Los Alamos/Thompson Rd. on the east side of Briggs Rd., c. 0.5 km NE of Adobe Spring 409 Comment
  POM13080  Crossosoma bigelovii A. Gilman 1922-3-19 s.n. Riverside Andreas Canyon, Palm Springs Region. Comment
  POM182213  Crossosoma bigelovii P. A. Munz 1932-4-24 12398 Riverside San Jacinto Mountains: Snow Creek Canyon 457 Comment
  RSA480584  Croton californicus Elbert Benjamine 1929-4-7 121 Riverside San Gorgonio Pass. Comment
  SBBG92360  Croton californicus J. M. Stewart 1989-11-20 634 Riverside S side of Edom Hill, N of Cathedral City Comment
  RSA480581  Croton californicus var. mohavensis H. de Forest 1932-8-27 s.n. Riverside Beaumont-Banning Pass Comment
Read comments Dec 4 2011
  UCR60267  Croton setiger Steve Boyd, T. S. Ross, L. Arnseth 1989-6-10 3688 Riverside Peninsular Range, Vail Lake area, benches of Arroyo Seco and slopes of hills to the east 488 Comment
  JOTR28787  Cryptantha angustifolia La Doux, Tasha 2005-3-30 1056 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  POM368204  Cryptantha angustifolia Christopher Davidson, Alan Romspert, H. Surprenant 1979-4-29 7811 Riverside West of Indio, 3 miles E of Date Palm Dr. 15 Comment
  SBBG6234  Cryptantha angustifolia C. H. Muller 1952-4-6 9503 Riverside 2 mi E of Shavers Summit, E of S gate to Joshua Tree Nat Monument Comment
  RSA353856  Cryptantha barbigera R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55363 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  RSA450528  Cryptantha barbigera B. A. Prigge 1988-2-21 7849 Riverside Colorado Desert, Orocopia Mountains: 2 miles W of Clemens Well. 229 Comment
  RSA682164  Cryptantha barbigera Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10443 -[A] 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
  SBBG92731  Cryptantha barbigera D. Charlton 1988-2-18 1133 Riverside Fargo Cyn Rd to Cottonwood Wash, parallel to Interstate 10, ca. 1 mi E of jct of Dillon Rd and Fargo Cyn Rd 609 Comment
  SD126018  Cryptantha barbigera A. C. Sanders 1988-5-11 7797 Riverside Chocolate Mountains, Iris Pass area,12 miles above the Coachella Canal in a wash east of the gasline road from Niland 550 Comment
  UCR19583  Cryptantha barbigera Dr. H. de Forest 1924-4-13 s.n. Riverside Western Colorado Desert region, Tahquitz Canyon 457 Comment
  JEPS86509  Cryptantha clevelandii Roy E. Buck 1988-4-1 865 Riverside 7 air km w Lake Elsinore (town) (on e-facing slope above CA Hwy 74, near top of grade w of Lake Elsinore, ca 2.0 air km nw of confluence of Harlan Canyon & Johnson Canyon drainages); Elsinore Mountains 780 Comment
  UCR140302  Cryptantha corollata A. C. Sanders 2004-4-9 27455 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  CAS-BOT-BC218861  Cryptantha costata Lewis S. Rose 1962-3-2 62002 Riverside La Quinta 3 Comment
  SD240917  Cryptantha costata Dave Silverman 2010-3-24 7824 Riverside South Palen Lake, Chuckwalla Valley, 5.1 km SE of Sidewinder Well, 2.7 km SW of Palen Dunes Dr., and 3.4 km N of Interstate 10 132 Comment
  UCR214707  Cryptantha costata A. C. Sanders, Richard Dwerlkotte 2010-3-22 37524 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 1.5 mi. SE of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 130 Comment
  HSC86914  Cryptantha intermedia S. J. Myers 1988-2-1 Riverside Boulder Springs development, immediately SE of intersection of Hwy. 60 and Nason St., Moreno Valley 518 Comment
  JEPS67662  Cryptantha intermedia W. L. Jepson 1914-5-25 6084 Riverside near Redlands (between Beaumont and Redlands); San Timoteo Canyon Comment
  OBI45217  Cryptantha intermedia D. Hawkes 1987-5-16 s.n. Riverside S of Anza, Terwilliger Valley, Terwilliger Rd, 0.9 mi S of intersection with Wellman rd 1189 Comment
Read comments Dec 4 2014
  POM3840  Cryptantha intermedia C. F. Baker 1903-4-5 4138 Riverside Hemet Comment
Read comments Jul 6 2010
  SBBG32017  Cryptantha intermedia Mrs. M. H. Frost 1954-6-6 C 4 Riverside San Jacinto Mtns 1371 Comment
  SD126022  Cryptantha intermedia Dave Hawks 1988-4-2 Riverside Tule Creek drainage, 1.75 airmiles northeast of Aguanga, southeast of intersection of Dove and Sycamore streets, south of Highway 371 760 Comment
  UCR101789  Cryptantha intermedia George K. Helmkamp, E. A. Helmkamp 1997-3-5 1322 Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  UCR116897  Cryptantha intermedia A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24193 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
  UCR171896  Cryptantha intermedia John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, Temecula, Southern California Edison right of way between residential areas, N-S corridor between S General Kearny Road and La Serena Way; east of Veterans Park 366 Comment
  UCR226053  Cryptantha intermedia A. C. Sanders, Nathan Moorhatch 2011-3-22 38770 Riverside Peninsular Range, powerline corridor through hills 6.4 km SW of Perris, east of Hwy 74 and south of Ethanac Rd. 506 Comment
  UCR64629  Cryptantha intermedia I. W. Clokey 1935-4-18 6861 Riverside Gavilan Plateau, Gavilan Mesa 700 Comment
  RSA782530  Cryptantha intermedia var. intermedia A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt 2010-5-17 38373 Riverside southeastern Gavilan Hills north of Alberhill, along dirt extension of Lake St., c. 1.0 mi. NNE (04 deg ) of intersection of I-15 and Lake St. 465 Comment
  UCR216088  Cryptantha maritima Jim Andre, T. La Doux 2009-2-25 10809 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains; c. 0.5 mi. south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  UCR38137  Cryptantha maritima J. M. Stewart 1985-3-16 s.n. Riverside Sonoran (Colorado) Desert/Santa Rosa Mtns., Santa Rosa Mtns., Agua Alta Canyon off Martinez Canyon 732 Comment
  RSA757924  Cryptantha micrantha var. micrantha LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4359 a 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
  SD233775  Cryptantha micromeres A. C. Sanders, Steven R. Hill 2001-5-4 24129 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 Crk. Dr.), E side of Rancho C. Rd. (Temecula 7.5' Q). Burned W-facing slope. 487 Comment
  OBI32767  Cryptantha microstachys K. J. Ross 1968-5-16 680514 -2 Riverside N side of Santa Ana River off Fremont Ave. E across Union Pacific RR tracks and ford river Comment
  RSA525346  Cryptantha microstachys Steve Boyd, A. Sanders, Mark Skinner 1990-4-28 4443 Riverside Vail Lake area, summit of Big Oak Mtn, N of lake 762 Comment
  RSA736039  Cryptantha microstachys Scott D. White, Justin Wood 2008-4-16 11883 Riverside Hills to the W of I-215 and S of Scott Rd. 488 Comment
  SD227781  Cryptantha muricata A. C. Sanders 1994-5-30 14595 Riverside San Bernardino Mountains: NNE of Beaumont at Highland Springs, hills N of the end of Bellflower Ave. at Dutton St. 950 Comment
  UCR193488  Cryptantha muricata A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35607 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.0 mile SW of Fleming Ranch, along dirt track 1555 Comment
  SD29589  Cryptantha muricata var. denticulata Darley F. Howe 1941-6-9 1125 Riverside Mt. San Jacinto 1525 Comment
  RSA0079269  Cryptantha muricata var. jonesii Steve Boyd 1992-5-15 7409 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 670 Comment
  POM46805  Cryptantha nevadensis Mary F. Spencer 1920-4-4 1525 Riverside Mouth of Tahquitz Canyon. 213 Comment
  UCD119982  Cryptantha nevadensis 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. 1372 Comment
  UCR52069  Cryptantha oxygona D. C. Hawks 1988-3-27 s.n. Riverside between Aguanga and Anza, southeast of intersection of Dove and Sycamore Streets, south of Hwy 371. Tule Creek drainage, 1.75 mi airline northeast of Aguanga 762 Comment
  GMDRC3752  Cryptantha pterocarya J. Andre, T. La Doux 2009-3-1 11255 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
  UCR41228  Cryptantha pterocarya var. purpusii N. M. Fellows, A. C. Sanders 1985-4-9 144 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  UCR117667  Cryptantha simulans T. Schram, D. Wappler 1994-7-14 s.n. Riverside San Jacinto Mtns., Lake Hemet. Comment
  RSA0081618  Cryptantha utahensis Jim M. Andre 2012-4-11 20823 Riverside Joshua Tree National Park; western margin of Eagle Mtns, along road to Cottonwood Spr (Utah Trail), 0.6 mi. south of Cottonwood Visitor Ctr. 913 Comment
  SBBG63969  Cryptantha utahensis M. N. Ackley 1928-3-10 45 Riverside Bridge Haven [Service Station in Whitewater, 1920s -1950] 426 Comment
  UCR194214  Cucurbita foetidissima Scott D. White, Angelia Carey 2004-6-4 10475 A Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  JOTR32031  Cucurbita palmata La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler, B. Truesdell, D. Shade 2011-4-26 2262 Riverside Joshua Tree National Park. Pleasant Valley, southwestern edge of Hexie Mountains; near Squaw Tank; sandy flats among large granitic boulders and foothills (Stop 2) 1063 Comment
  RSA676272  Cucurbita palmata Scott D. White 2001-5-3 8446 Riverside Shavers Valley. Ca. 0.5 mi north of I-10 Freeway at Cactus City Rest Area. 518 Comment
  POM3644  Cuscuta californica I. M. Johnston 1917-4-4 s.n. Riverside Mouth of Andreas Canyon. 244 Comment
  UCR281261  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. 384 Comment
  RSA0083641  Cylindropuntia echinocarpa Duncan S. Bell 2009-4-20 319 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  RSA125841  Cylindropuntia echinocarpa E. K. Balls, Percy C. Everett 1957-11-13 22801 Riverside Snow Creek, between village and Fish Hatchery. 671 Comment
  RSA709855  Cylindropuntia echinocarpa Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4634 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  SD247385  Cylindropuntia munzii Andy Sanders, T. Thomas, et al. 2012-11-1 40509 Riverside Sonoran (Colorado) Desert: Chuckwalla Bench, south of the Chuckwalla Mountains, along Bradshaw Trail 1 kilometer southeast of Augustine Road junction, large wash on southwest side of road. 694 Comment
  SEINET2057202 Image available Cylindropuntia munzii A. C. Sanders, et al. 1986-3-2 6147 Riverside Arroyo Seco, along Bradshaw Rd, 5.2 miles W of Graham Pass Rd, S side of the Chuckwalla Mountains. 640 Comment
  JEPS66895  Cylindropuntia ramosissima W. L. Jepson 1912-10-29 5247 Riverside Riverside Mts.; along Colorado River 91 Comment
  JOTR32385  Cynodon dactylon La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2491 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  RSA650405  Cynodon dactylon W. H. Grady 1948-5-2 s.n. Riverside in Riverside. 259 Comment
  CAS-BOT-BC114261  Cyperus esculentus Scott D. White; Steve Ogg 1994-10-17 2469 Riverside Murrieta Ck 1000 ft S of Winchester Rd. bridge (Banana Ave on USGS Murrieta quad, photorev. 1979) 310 Comment
  UCR92680  Cyperus esculentus Scott D. White 1995-7-7 3458 Riverside City of Riverside, Market Street crossing at Santa Ana River 344 Comment
  UCR117072  Cyperus involucratus A. C. Sanders, Steven R. Hill 2001-5-4 24149 Riverside Santa Ana Mtns. region, W of Temecula, Santa Rosa Plateau area, Carancho Rd. at stream crossing (nameless tributary to De Luz Creek) west of Camaron Rd., east of Calle Calmar 396 Comment
  POM13748  Cyperus odoratus E. C. Jaeger 1921-07 1194 Riverside Soboba Hot Springs. Comment
  UCR77750  Cyperus odoratus Steve Boyd 1991-7-13 6409 Riverside Peninsular Range, Temescal Canyon, W base of Gavilan Hills, area of old glass factory between Temescal Wash & I-15, just south of Cajalco Road Comment
  UCD141139  Cyperus rotundus Malcolm A. Nobs; S. Galen Smith 1948-9-3 503 Riverside Thermal. Imperial Valley. Comment
  CAS-BOT-BC114046  Cyperus squarrosus A. C. Sanders; Tracy Tennant; J. Ross 1998-8-20 22233 Riverside Morongo Indian Reservation, lower Millard Canyon. Cabazon 7.5 Q. 841 Comment
  POM11143  Cystopteris fragilis P. A. Munz 1922-7-6 6041 Riverside San Jacinto Peak, occasional at summit. 3287 Comment
  UCR274879  Dalbergia sissoo John F. Green 2015-12-16 s.n. Riverside Sonoran(Colorado) Desert/E Foothills Peninsular Range, La Quinta, canyon wash alongside 'The Quarry' golf course, c. 1 km west of Lake Cahuilla 70 Comment
  SEINET10811894  Dalea J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12865 Riverside South of Joshua Tree National Park and north of the Salton Sea, on unlabelled east-west road (called 66th Avenue in Mecca) between I-10 and Mecca. Comment
  CSUSB1204  Dalea californica Frank C. Vasek 1958-6-13 Riverside Lower end of Bautista Canyon Comment
  SEINET10486030  Dalea emoryi David B. Dunn, Howard Brown; Elizabeth M. McClintock 1947-3-15 Dunn 2879 Riverside Pushawalla canyon, indio hills. In dry wash. Comment
  SBBG22979  Dalea mollis D. Myrick 1965-3-3 1071 Riverside near Desert Center 304 Comment
  UCR167392  Dalea mollis John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  UC1176848  Dalea mollissima Lewis S. Rose 1959-1-10 59007 Riverside La Quinta 15 Comment
  LA11692  Dasyochloa pulchella Dr. Mathias; April 1956 sn Riverside Santa Rosa Mountains, Pinon Flats Comment
  RSA603267  Dasyochloa pulchella Joseph A. Ewan 1933-2-20 10843 Riverside Southwest side Pinto Basin Comment
  UCR251351  Datura wrightii S. J. Myers 2014-5-21 1060 Riverside Western Edge Sonoran (Colorado) Desert, Whitewater, along Whitewater River at I-10 407 Comment
  RSA500216B  Daucus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3527 B Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  UCR91488  Daucus pusillus Scott D. White, Marty Jacobsmeyer 1996-4-20 3960 Riverside Perris-Aguanga Basin region, SW of Perris: hillside south of the San Jacinto River channel 518 Comment
  CAS-BOT-BC294114  Deinandra kelloggii H. A. Dutton 1899-6-12 s.n. Riverside Elsinore - Warm Springs Valley Comment
  CAS-BOT-BC294117  Deinandra kelloggii Mrs. E. C. Van Dyke 1928-7-1 s.n. Riverside Along road from Idyllwild to desert Comment
  SBBG35224  Deinandra kelloggii T. L. Secrest 1951-5-18 Riverside San Jacinto River bed Comment
  CAS-BOT-BC292009  Deinandra paniculata A. C. Sanders; Guy Bruyea 2003-6-12 26897 Riverside Perris-Aguanga Basin Region: Winchester, SE side of town between Simpson Ave. and Olive Ave., east of Hwy 79/Winchester Rd. 450 Comment
  RSA714017  Deinandra paniculata R. E. Riefner 2004-8-27 04 -398 Riverside N of La Sierra Heights; NE ca. 0.25 mi off Arlington Ave. along dirt access road to Hidden Valley Wildlife Reserve. 221 Comment
  RSA113904  Delphinium parishii G. R. Campbell 1955-12-6 21500 Riverside Botanic Garden. 457 Comment
  UCR133717  Delphinium parishii N. C. Cooper 1944-4-8 1069 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Andreas Canyon 457 Comment
  UCSB1975  Delphinium parishii subsp. parishii Broder, Richard 1958-03 Riverside 1.5 miles up White Water Canyon from US 60-70 Comment
  RSA0034437  Delphinium parishii subsp. parishii Donald A. Johansen, Joseph A. Ewan 1932-4-10 7094 Riverside Mouth of Tahquitz Canyon, Western Colorado Desert. Comment
  RSA0119900  Delphinium parishii subsp. subglobosum Duncan S. Bell, Thomas Stoughton 2016-4-12 9230 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.5 air miles northwest of Rabbit Peak. 967 Comment
  UCR213831  Delphinium parryi Scott D. White, Justin M. Wood 2009-5-21 12846 Riverside San Jacinto Mountains, McMullen Flat area, 0.35 north on Valley Hi Drive, from intersection with Twin Pines Road 1201 Comment
  UC310788  Delphinium parryi subsp. maritimum Edmund C. Jaeger 1926-5-1 Riverside Joseph Canyon Santa Ana Mts. Comment
  JEPS60625  Delphinium patens subsp. hepaticoideum W. L. Jepson 1901-5-19 1289 Riverside Strawberry Valley Comment
  UCR243170  Dendromecon rigida LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4336 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
  RSA557346  Deschampsia danthonioides Julie Greene 1993-5-12 1305 Riverside San Jacinto Wildlife Area; south of gated W-E road, east of Davis Road. 433 Comment
  UCR220342  Deschampsia danthonioides D. E. Bramlet 1991-5-7 2120 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, 8.2 km SW of Hemet, just NE of jct. of California Ave. & Marvin Hull Road, c. 50-150 m north of the AT&SF railroad tracks & 300 m west of MWD canal 500 Comment
  UC1055947  Deschampsia elongata Peter Kamb 1950-7-9 1907 Riverside Hall Canyon San Jacinto Mts., Hall Canyon 1645 Comment
  JEPS53453  Descurainia pinnata Marjorie Clary 1931-4-4 16 b Riverside Coachella Colorado Desert, Coachella Valley (Coral Reef Ranch) Comment
  UCR265584  Descurainia pinnata Angelique Herman, Keir Morse, Nick Regoli, Eric Lumba 2015-3-15 2015- 8 Riverside Santa Rosa/San Jacinto Mountains, Pinyon Flats Campground 1220 Comment
  CAS-BOT-BC43363  Descurainia pinnata subsp. glabra Nancy Ryan Zabriskie 1970-3-27 262 Riverside Near Ryan cabin. Andreas Canyon, near Palm Springs. 365 Comment
  POM91010  Descurainia pinnata subsp. glabra E. C. Jaeger 1925-12-18 s.n. Riverside Eagle Canon, 5 miles east of Palm Springs. 122 Comment
  UCR188886  Dicentra chrysantha Brent Barnes, Seung-Chul Kim, A. C. Sanders, UCR Plant Taxonomy class 2007-5-20 02 Riverside Peninsular Range; San Jacinto Mtns., Mt. Edna Road off Hwy 74 1159 Comment
  POM214403  Dichelostemma capitatum subsp. pauciflorum Donald A. Johansen, Joseph A. Ewan 1932-4-11 7065 Riverside Mouth of Tahquitz Canyon Comment
  RSA500987  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3106 Riverside Vail Lake area, at N base of rounded knob 1.25 mi WSW of dam. 610 Comment
  CAS-BOT-BC292194  Dicoria canescens Marcus E. Jones 1924-10-1 s.n. Riverside Whitewater Comment
  POM356429  Dicoria canescens L. E. Hoffman 1932-11-26 17094 Riverside Beaumont - Banning Pass [San Gorgorino Pass] Comment
  RSA431199  Dicoria canescens J. C. Roos 1957-11-30 6659 Riverside 6 mi NW of Thousand Palms. 152 Comment
  RSA775090  Dicoria canescens Duncan S. Bell, Amber Swanson 2011-2-18 2040 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  UC64795  Dieteria asteroides var. asteroides E. E. Schellenger 1904-12-1 15 Riverside Paloverde Colorado Desert Comment
  POM259193  Dieteria canescens var. ziegleri P. A. Munz 1938-8-13 15332 Riverside Near Santa Rosa Peak 2317 Comment
  UCR207344  Digitaria sanguinalis O. F. Clarke 2004-5-21 s.n. Riverside Peninsular Range, Riverside; O.F. Clarke residence, 266 Frost Court; east edge of UCR campus 351 Comment
  CAS-BOT-BC150926  Diplacus bigelovii var. bigelovii Ira L. Wiggins 1937-3-9 8763 Riverside 5 miles west of Shaver's Well Comment
  CAS-BOT-BC152908  Diplacus brevipes R. Bacigalupi 1925-7-2 1242 Riverside On trail to Tahquitz Peak, San Jacinto Mts. 1767 Comment
  CAS-BOT-BC152265  Diplacus clevelandii P. C. Everett 1945-6-7 11506 Riverside Indian Canyon, Santa Ana Mts., along Indian Canyon Truck Trail 960 Comment
  RSA0016057  Diplacus fremontii Duncan S. Bell, Valentin Arvizu 2010-5-10 974 Riverside San Bernardino National Forest: Garner Valley, approximately 1.1 air mile southeast of junction of forest service road 6S13 and forest service road 6S04. 1349 Comment
  UCR19016  Distichlis spicata var. stricta John C. Roos 1952-7-2 5804 Riverside Fairmount Park, Riverside 259 Comment
  RSA682077  Ditaxis lanceolata Scott D. White, Michael Honer 2003-4-30 9133 Riverside Shavers Valley. About 1-2 miles south west of unnamed freeway exit at pumping station. 396 Comment
  RSA421751  Ditaxis neomexicana Robert L. Dressler 1951-11-22 1190 Riverside 6 mi. E. of Desert Center. Comment
Read comments Apr 5 2011
  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
  UC68667  Ditaxis neomexicana H. M. Hall Apr 1905 5960 Riverside canyons near Colorado R. Colorado Desert 106 Comment
  RSA776844  Ditaxis serrata Amber Swanson 2011-3-18 230 Riverside Corn Springs Trail near campground in the Chuckwalla Mtns Comment
  RSA696071  Dithyrea californica Keith E. Hoffmaster 1937-3-16 s.n. Riverside Palm Springs. Comment
  RSA796022  Dithyrea californica Duncan S. Bell 2009-4-18 241 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  UCR50296  Dithyrea californica B. G. Pitzer, S. J. Myers, J. Wilkinson 1988-2-21 s.n. Riverside Sonoran (Colorado) Desert, S end of Coxcomb Mtns, 0.2 mi. north of Hwy 177 (Old Desert Center - Rice Road), at 10.6 mi. NE of Desert Center 229 Comment
  UCR223981  Dittrichia graveolens Lee Jones 2010-11-19 s.n. Riverside Beaumont, San Timoteo Canyon Rd. at entrance to golf course maintenance bldg., c. 1.8 mi. west of intersection with I-10 701 Comment
  SBBG62189  Dodecahema leptoceras unknown -May-1901 Riverside Elsinore Comment
  UCR25944  Draba cuneifolia John C. Roos 1947-3-15 3351 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains, mouth of Deep Canyon at foot of mtns. 366 Comment
  CAS-BOT-BC41680  Draba cuneifolia var. integrifolia Steve Boyd; Tim Ross; Laurel Arnseth; Jaime Bonilla 1990-4-3 4120 Riverside Vail Lake area, upper benches and adjacent slopes of the east flank of Big Oak Mountain. Just south of the east summit 701 Comment
  POM13286  Draba cuneifolia var. integrifolia E. C. Jaeger 1920-3-1 1057 Riverside Palm Springs Comment
  POM12937  Draba saxosa P. A. Munz 1922-6-28 5870 Riverside Toro Peak, Santa Rosa Mountains 2529 Comment
  RSA530891  Draba saxosa Albert J. Perkins 1917-7-19 s.n. Riverside Summit San Jacinto Pk. 3293 Comment
  IRVC142  Dryopteris arguta R. H. Whittaker, W. A. Niering 1963-5-28 SJ 32 Riverside Mountain Center to Hemet. San Jacinto Mountains 915 Comment
  IRVC143  Dryopteris arguta R. H. Whittaker, W. A. Niering 1963-5-27 SJ 6 Riverside Hemet Hwy, between Hemet and Mtn Center. Peninsular Ranges, San Jacinto Mountains 1250 Comment
  CAS-BOT-BC411416  Dudleya lanceolata K. Nakai 1981-6-4 773 Riverside Temecula River Canyon, ca. 1/4 mi. W of Hwy I-15 on N facing slope Comment
  RSA653406  Dudleya lanceolata Mitch Provance 1998-5-24 532 A Riverside Belltown area, ''Belltown Hill'', small knoll near the E corner of Agua Mansa Rd. and Crestmore Rd./ Market St. 280 Comment
  SEINET9037719 Image available Dudleya lanceolata M. A. Baker 2015-1 18321 Riverside San Gorgonio Pass, 4.2km east of the San Gorgonio River, 28km WNW of Palm Springs, broad dissected wash of pale rock, gravel, and sand 640 Comment
  UCR104780  Dudleya lanceolata George K. Helmkamp 1997-4-3 3071 Riverside Sonoran (Colorado) Desert, Whitewater River, bordering the north side of Hwy I-10; E side of the river. 396 Comment
  UCR150915  Dudleya lanceolata Valerie Soza, LeRoy Gross 1999-6-10 508 Riverside Santa Ana Mountains, Upper side of Indian Truck Trail, 2.5 miles from junction with Main Divide Motorway 976 Comment
  RSA590724  Dudleya multicaulis R. E. Riefner 1996-5-16 96 -72 Riverside East side of Temescal Wash, community of El Cerrito Comment
Read comments Jul 13 2010
  POM311207  Dudleya saxosa subsp. aloides Karen Hosterman 1957-3-27 944 Riverside 1/2 mi. up Whitewater Canyon. Comment
  RSA201898  Dudleya saxosa subsp. aloides W. L. Jepson 1914-05 6011 Riverside W slope beyond Pinyon Well, N of Indio, Lookout Mt. Comment
  RSA341995  Dudleya saxosa subsp. aloides R. F. Thorne 1980-4-16 54058 Riverside San Bernardino Mts: Sandy beach along Whitewater River, E of bridge and levee and below W-facing bluff 412 Comment
  RSA6659  Dudleya saxosa subsp. aloides B. D. Stark 1933-4-2 4536 Riverside Pinyon Flats, San Jacinto Mts. Upper Sonoran, (Palms) to Pine Road. 1220 Comment
  CAS-BOT-BC109625  Dudleya saxosa subsp. saxosa Reid Moran 1941-5-4 835 Riverside Hidden Valley, Joshua Tree National Monument. 1300 Comment
  RSA0021860  Echinocereus engelmannii var. engelmannii Ora M. Clark 1929-3-17 1761 Riverside S. Palm Springs. Comment
  UCR2342  Echinochloa crus-galli F. M. Reed 1936-7-27 9801 Riverside Riverside, Riverside: Bell lot, Massachusetts Ave. 290 Comment
  CDA4578  Eclipta prostrata Gene Drake 1975-7-3 Riverside Riverside Canal, Nixon at McKinley, Riverside. 0 Comment
  POM13566B  Elatine californica P. A. Munz 1922-9-6 6381 -B Riverside Hidden Lake, San Jacinto Mountains. 2637 Comment
  CHSC23210  Elatine chilensis Robert F. Thorne; E. Lathrop 1969-5-19 37968 Riverside Santa Rosa Plateau, Mesa de Colorado, Rancho California. 624 Comment
  JOTR32382  Elatine rubella La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2490 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
  CLARK-A1656-829  Eleocharis geniculata Jon Mark Stewart 1982-11-13 82-014 Riverside Indio Hills 198 Comment
  CAS-BOT-BC112921  Eleocharis macrostachya A. C. Sanders; K. C. Rose 1968-5-15 6875 Riverside Domenigone Valley: upper Warm Springs Creek between Hwy79 (Winchester Rd) and Scott Rd. 432 Comment
  SD217164  Eleocharis macrostachya Steve Boyd 1986-5-1 1784 Riverside Southwestern Perris Basin: Hill west of Skunk Hollow Comment
  UCR132717  Eleocharis montevidensis A. C. Sanders, O. F. Clarke 1991-6-10 11126 Riverside Upper Santa Ana River/San Bernardino Valley, Riverside, along Spring Brook between Lake Evans (Fairmont Park) & the Santa Ana River 238 Comment
  UCR59673  Eleocharis montevidensis Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3548 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake Comment
  POM14331  Eleocharis palustris Phillip A. Munz, I. M. Johnston 1922-5-18 5323 Riverside 1/2 mile south of Lake Elsinore. Comment
  RSA515312  Eleocharis palustris Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, S of town of Murrieta, NE of Mesa de Burro, creek below Guava-De Luz Road, approximately 1.5 miles SW of intersection with Hayes Avenue. 610 Comment
  SD247285  Elymus condensatus T. B> Salvato, Matt MallA^ 2014-5-29 8018 Riverside Perris-Aguanga Basin: Menifee, northeast corner of Bundy Canyon Road and Cottonwood Hills (= Sunset Ave), c. 1 mi west of Murrieta Road and 4.3 southeast of Canyon Lake (Romoland 7.5'Q) 534 Comment
  RSA561007  Elymus glaucus subsp. glaucus Steve Boyd, Timothy S. Ross 1992-5-4 72032 Riverside Southern Santa Ana Mountains., San Mateo Canyon Wilderness Area. Oak Flats area E of Verdugo Potrero. 732 Comment
  UCR252008  Elymus ponticus A. C. Sanders, T. B. Salvato 2014-7-2 41186 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  UCR158946  Elymus triticoides Scott D. White 1994-6-14 2052 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  RSA49178  Emmenanthe penduliflora P. A. Munz 1949-4-13 13055 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  SEINET270931  Emmenanthe penduliflora Richard J. Shaw 1958-5-10 1108 Riverside Juniper Flat approximately 7 miles from Palm Desert. 1219 Comment
  UCR103256  Emmenanthe penduliflora B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3568 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  UCSB5253  Emmenanthe penduliflora Sage, Paul 1958-3-21 Riverside In Whitewater Canyon, east side of wash, off road up canyon 1.6 mi. from its jct. with U.S. 60 426 Comment
  JOTR34387  Emmenanthe penduliflora var. penduliflora Andre, Jim 2012-4-16 20914 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
  CAS-BOT-BC131322  Encelia farinosa John Thomas Howell 1928-3-11 3425 Riverside Floor of Morongo [Canon] Canyon, n. Colorado Desert 609 Comment
  UC665886  Encelia farinosa Ira L. Wiggins 1941-3-24 9578 Riverside 2.7 s Mortmar; Salton Sea Comment
  POM356680  Encelia farinosa var. farinosa H. E. Hasse 1892-7-4 s.n. Riverside San Jacinto. Comment
  UC485518 Image available Encelia frutescens Frank Stephens 1895-3-31 53 Riverside near Palmetto Springs [Palm Springs] 243 Comment
Read comments Jul 8 2010
  RSA234110  Ephedra aspera Robert F. Thorne, R. Carolin 1967-3-21 41640 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  CAS-BOT-BC81543  Ephedra californica H. M. Hall 1905-5-2 5979 Riverside Chuckawalla Peak Comment
  LA6767  Ephedra californica S. Atsatt; 1926-4-17 sn Riverside Palm Springs Comment
  RSA0117687  Ephedra californica Lyman Benson 1946-4-15 12040 Riverside On Twenty-nine Palms Road from Whitewater. Mt. Range: San Bernardino. 457 Comment
  RSA383878  Ephedra californica Martha Hilend 1928-3-11 108 Riverside Morongo Valley n. of Colorado Desert, California. Comment
  SD216458  Ephedra californica Carol R. Annable 1995-3-9 2252 Riverside Circa 14.5 kilometers Northwest of Palm Springs, North slope of Whitewater Hill. Comment
  SDSU18838  Ephedra californica Patrice Ashfield 1985-4-28 13 Riverside Anza Borego Desert State Park, in Horse Canyon, ca 42 km. N. of Borrego Springs via Coyote Canyon jeep trail. 914 Comment
  SEINET7048065  Ephedra californica Steven R. Hill 2001-4-29 33542 Riverside Whitewater Canyon, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  RSA336057  Ephedra nevadensis Robert F. Thorne, Avi Shmida, Robert Whittaker 1978-4-23 52062 Riverside Palms to Pines Highway: Along highway, Santa Rosa Mountains. Comment
  POM230606  Ephedra viridis I. W. Clokey 1935-4-17 6509 Riverside Cottonwood Springs. Colorado desert. Comment
  POM20023  Epilobium angustifolium subsp. circumvagum Mary F. Spencer 1923-7-10 2204 Riverside Round Valley, San Jacinto Mountains. 2744 Comment
  UC20093  Epilobium brachycarpum H. M. Hall Aug 5 1901-Aug 7 1901 2627 Riverside s side San Jacinto Mountains 1615 Comment
  UCR234800  Epilobium campestre Jeremiah George 2012-6-14 s.n. Riverside San Gorgonio Pass Region, Beaumont, just south of West 4th St. at end of small paved spur road, area boxed in by commercial development 772 Comment
  CAS-BOT-BC171731  Epilobium canum subsp. latifolium Francis M. Fultz 1917-1-1 s.n. Riverside Idlewyld, San Jacinto Mts. Comment
  RSA186221  Epilobium canum subsp. latifolium L. B. Ziegler 1966-9-13 s.n. Riverside Carrizo Creek, desert side of San Jacinto Mountains. 671 Comment
  RSA589082  Epilobium canum subsp. latifolium D. L. Banks, Steve D. Boyd 1995-10-17 793 Riverside NW Palomar Mountains. Agua Tibia Mountains. Cleveland National Forest. Agua Tibia Wilderness Area. Along lower Arroyo Seco. S of the Dripping Springs Campground., Along the narrow benches where Arroyo Seco turns E, just W of the Metasedimentary hills. 524 Comment
  UC1366078  Epilobium canum subsp. latifolium Nancy Ryan Zabriskie 1969-11-8 239 Riverside in wash ca 50 ft from stream (near Palm Springs); Andreas Canyon 274 Comment
  UCR178160  Epilobium ciliatum John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., on powerline trail, picnic area at Juan Diego Flats, NW of Cahuilla Mountain 1220 Comment
  UCR90616  Epilobium densiflorum Scott D. White 1995-6-29 3404 Riverside Santa Ana Mountains, Cole Creek, NW of Murrieta, just upstream from Murrieta Creek confluence 366 Comment
  UCR22003  Epilobium paniculatum Steve Boyd 1980-9-8 343 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA381726  Epipactis gigantea George Henry Grinnell 1919-6-1 s.n. Riverside Riverside. Comment
  RSA34529  Equisetum laevigatum Norman C. Cooper 1944-4-8 1054 Riverside Andreas Canyon 305 Comment
  RSA740836  Equisetum laevigatum Scott D. White, Justin M. Wood 2008-7-8 12398 Riverside Johnson Meadow. 1439 Comment
  POM961  Equisetum laevigatum Crawford, Johnston 1216 Riverside Santa Ana River near Corona. 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
  JOTR29222  Eragrostis cilianensis La Doux, Tasha, Mike Bell 2005-9-15 1335 Riverside Joshua Tree National Park. Near Hidden Valley campground Comment
  POM201787  Eragrostis mexicana subsp. virescens L. M. Booth 825 Riverside Hard roadside. Comment
  UCR275308  Eragrostis mexicana subsp. virescens R. E. Riefner Jr. 2015-10-15 98- 525 Riverside Menifee/Paloma Valley Comment
  SEINET3243707  Eragrostis pectinacea var. pectinacea A. C. Sanders 2004-1 28767 Riverside Perris-Aguanga Region: 3 miles ENE of Perris, new nursery growing grounds W of Menifee Rd. (=Pozos Av.) & S of Nuevo Rd., between San Jacinto River and Nuevo. 433 Comment
  RSA432673  Eremalche exilis Christopher Davidson 1973-4-19 1984 Riverside Joshua Tree Natl. Monument, ca 4 mi. E of Split Rock, ca 1.5 mi S of park entrance. 1220 Comment
  RSA172245  Eremalche rotundifolia Robert F. Thorne 1963-3-29 32399 Riverside Ca. 7-8 miles E of Mecca, Mecca Hills. 152 Comment
Read comments Dec 11 2011
  SD113835  Eremalche rotundifolia Darley F. Howe 1952-4-28 2197 Riverside Box Canyon, east of Mecca. Comment
  UC1168715  Eremalche rotundifolia Peter H. Raven 1958-2-15 11567 Riverside Corn Springs Chuckwalla Mts., Corn Springs Comment
  RSA557369  Eremocarpus setiger Julie Greene, S. D. White 1993-7-5 1402 Riverside San Jacinto Wildlife Area. Lower, flat area, W of dirt road. 441 Comment
  SBBG18982  Eremocarya lepida M. A. Piehl 1963-6-2 63545 Riverside Hwy 74, ca. 1.2 mi W of Mountain Center 1341 Comment
  SBBG6260  Eremocarya micrantha H. and M. Dearing 1942-2-5 4791 Riverside Cathedral City Comment
  RSA741583  Eremogone ferrisiae Scott D. White, Justin M. Wood 2008-6-17 12182 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  SBBG55252  Eriastrum densifolium T. Criswell 1977-5-1 48 Riverside E side of Hwy 74 about 13 mi S of its jct with Hwy 111 304 Comment
  RSA0105499  Eriastrum densifolium subsp. austromontanum Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  UC1929913  Eriastrum densifolium subsp. austromontanum Scott D. White, Angelia Carey 2004-7-2 10569 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. San Jacinto 7.5' Quad. Comment
  RSA0056286  Eriastrum densifolium subsp. austromontanum Norman Lederer 1950-4-30 s.n. Riverside Palms to Pines Hgw., E. slope of Santa Rosa Mts. Comment
  UC1787317  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-16 138 Riverside San Jacinto Mountains: Hwy 371, 4.5 km south of Hwy 74, south side of road, in sandy bottom of Hamilton Wash 1267 Comment
  RSA0120107  Eriastrum eremicum subsp. eremicum J. R. Shevock 1971-5-8 1030 Riverside S. entrance, Joshua Tree National Monument. 457 Comment
  RSA0120677  Eriastrum harwoodii Duncan S. Bell 2009-4-18 238 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  RSA0120678  Eriastrum harwoodii Duncan S. Bell 2012-4-5 3311 Riverside Palen sand dunes on the southwest side of the Palen mountains at the south end of Palen Valley and the northwestern part of Chuckwalla Valley. In the vicinity of the Desert Lily Sanctuary. 160 Comment
  UCR251988  Eriastrum sapphirinum A. C. Sanders, T. B. Salvato 2014-7-2 41165 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  RSA0121561  Eriastrum sapphirinum subsp. dasyanthum Kathy Harper 1988-6-11 s.n. Riverside Bautista Canyon, lower end of Bautista Rd. Comment
  RSA0122962  Eriastrum sapphirinum subsp. sapphirinum E. K. Balls, P. C. Everett 1957-8-20 22679 Riverside Along State Hwy. 74, SE of Hemet Reservoir, S end San Jacinto Mountains. 1357 Comment
  RSA597062  Ericameria brachylepis D. L. Banks, Lauren Raz 1996-11-5 1147 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  JOTR31074  Ericameria cooperi var. cooperi La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2337 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Gravelly flats near Ryan Mountain campground (Stop 1) Comment
  RSA545233  Ericameria cuneata var. spathulata R. F. Thorne 1970-10 41883 Riverside San Bernardino Mts, Whitewater Canyon: 1350ft near bridges and Whitewater Post Office to 2000 ft up the Canyon toward fish hatchery Comment
  UCD131421  Ericameria linearifolia Nancy Ryan Zabriskie; Walter Zabriskie 1972-3-30 491 Riverside West of Sugarload Mountain along Carrizo Road (6S03); northwest of Hwy 74, Santa Rosa Mountains. 1219 Comment
  SEINET10808748  Ericameria nauseosa var. mohavensis David B. Dunn 1946-8-17 Dunn 2728 Riverside Found along trail to Hidden Lake in San Jacinto Mts. Comment
  UC322978 Image available Ericameria palmeri var. pachylepis David D. Keck 1926-9-30 262 Riverside e of Riverside; Summit of Box Springs Grade; Box Springs Grade E of Riverside, Riverside Co. Comment
  LA27286  Ericameria paniculata Lewis S. Rose; 1946-12-25 46307 Riverside San Gorgonia Pass, 5 mi. E of Cabazon, Comment
  UC583285  Ericameria paniculata Lewis S. Rose 1935-12-21 35677 Riverside 3 mi se Palm Springs Station; Colorado Desert, Whitewater Wash 304 Comment
  UCD131523  Ericameria paniculata L. S. Rose Date unknown 35677 Riverside Whitewater Wash, 3 miles southeast of Palm Springs, Colorado Desert. 304 Comment
Read comments Jun 16 2013
  RSA594512  Ericameria pinifolia D. L. Banks, Dylan Hannon 1996-5-3 0999 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA597065  Ericameria pinifolia D. L. Banks, Lauren Raz 1996-11-5 1155 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  LA203163  Ericameria teretifolia Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside Palms-to-Pines Highway Comment
Read comments Feb 27 2014
  JOTR31167  Erigeron breweri var. covillei La Doux, Tasha 2009-6-3 1873 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  SD63734  Erigeron breweri var. covillei Peta Mudie 1965-7-5 490 Riverside Dry southwest slope, northwest side of Santa Rosa Mtn. on unpaved road from highway 74 to Nat. Forest camp site. 1000 Comment
  POM12009  Erigeron foliosus Mary F. Spencer 1921-07 1269 Riverside Strawberry Valley, Idyllwild, San Jacinto Mt. 1616 Comment
  UCR7884  Erigeron strigosus O. F. Clarke 1968-9-10 s.n. Riverside University of California, Riverside. Botanic Garden 412 Comment
  CAS-BOT-BC189066  Eriodictyon crassifolium P. A. M.; L. T. S. 1919-5-7 2734 Riverside Tahquitz Canyon mouth 30 Comment
  LA205603  Eriodictyon crassifolium Harlan Lewis; 1935-4-6 sn Riverside Snow Creek, Palm Springs 182 Comment
  POM230161  Eriodictyon crassifolium I. W. Clokey, Edward Anderson 1935-4-16 6834 Riverside East of Hemet 600 Comment
  RSA600575  Eriodictyon crassifolium Louis C. Wheeler 1962-7-28 8182 Riverside Temescal Valley. 100 yards north of well and north of Sambucus with ''No Trespassing, No Hunting'' sign. Comment
  UCSB16248  Eriodictyon crassifolium Sonnenburg, D. 1963-5-4 Riverside 2.5 miles south of Banning to Idyllwild road 853 Comment
  CAS-BOT-BC189131  Eriodictyon crassifolium var. crassifolium Dr. E. Rixford 1917-4-17 s.n. Riverside Coachella Valley Comment
  CAS-BOT-BC188969  Eriodictyon parryi H. M. Hall 1901-7-1 2502 Riverside Vicinity of Strawberry Valley 1828 Comment
  UC107133  Eriodictyon trichocalyx var. trichocalyx T. S. Brandegee 1902-5-14 Riverside Banning Comment
Read comments Mar 13 2011
  CAS-BOT-BC248643  Eriogonum apiculatum H. M. Hall 1897-7-1 849 Riverside San Jacinto Mountains 1828 Comment
  POM161538  Eriogonum apiculatum Ralph Hoffmann 1929-9-7 s.n. Riverside Fuller's Mill. Comment
Read comments Nov 11 2011
  UC1395196  Eriogonum apiculatum James L. Reveal, Caroline G. Reveal 1972-8-9 2861 Riverside 4.4 mi nnw, along California Highway 243 Idyllwild (8.9 mi n of the junction with Highway 74, and 1 mi s of Alandale Ranger Station); San Jacinto Mountains Comment
  UCR72245  Eriogonum deflexum Theo Glenn 1991-5-30 91- 120 Riverside Sonoran (Colorado) Desert, Mule Mtns, 0.2 mi. east of the Opal Hill Mine, just north of the Imperial County line and west of Palo Verde 200 Comment
  CHSC109288  Eriogonum deflexum var. deflexum Steve Boyd; T. Morgan, A. Virgen, S. DeGroot, V. Arvizu 2004-5-14 11244 Riverside Colorado Desert: Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  RSA314467  Eriogonum elongatum Robert F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55385 Riverside San Bernardino Mountains: Side-canyon on east side of Whitewater Canyon, about 3.3 miles north of Whitewater Post Office (One-Palm Oasis Canyon). 595 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
  UCR178321  Eriogonum fasciculatum subsp. polifolium T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 619 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  CAS-BOT-BC249901  Eriogonum fasciculatum var. flavoviride D. A. Johansen; J. A. Ewan 1932-4-11 7087 Riverside Martinez Canyon, Santa Rosa Mts. 365 Comment
  RSA393432  Eriogonum fasciculatum var. foliolosum M. M. Thompson 1947-6-9 C 2073 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UC1393130  Eriogonum fasciculatum var. foliolosum John L. Strother 1970-7-7 993 Riverside at Alberhill Alberhill Comment
  JEPS56973  Eriogonum fasciculatum var. polifolium J. Ewan 1930-4-17 2193 Riverside near mouth of Snow Canyon Snow Canyon 609 Comment
  JOTR29155  Eriogonum fasciculatum var. polifolium La Doux, Tasha, K. Knudsen, J. Galvin 2005-8-22 1231 Riverside Joshua Tree National Park. Eureka Peak Comment
  RSA19901  Eriogonum fasciculatum var. polifolium I. W. Clokey 1935-4-21 s.n. Riverside Kern Camp P.O. 1360 Comment
Read comments Nov 20 2010
  RSA509530  Eriogonum fasciculatum var. polifolium Ed LaRue 1989-4-7 s.n. Riverside Woodcrest area: 1/2 mile NE of the intersection of Van Buren Blvd and Mockingbird Canyon Road. 366 Comment
  RSA525269  Eriogonum fasciculatum var. polifolium Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4582 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  RSA766107  Eriogonum fasciculatum var. polifolium Ynez Whilton Winblad 1937-4-19 s.n. Riverside Near Palm Springs. Comment
  SD229224  Eriogonum fasciculatum var. polifolium Dick Schwenkmeyer 2012-10-16 926 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 551 Comment
  SD73401  Eriogonum fasciculatum var. polifolium Nancy Ryan Zabriskie 1969-4-27 204 Riverside Andreas Canyon near Palm Springs 1200 Comment
  SDSU13543  Eriogonum fasciculatum var. polifolium W. Miller 1972-7-20 Riverside Border N.W. of Royal Oak Ranch. Comment
  UCR91275  Eriogonum fasciculatum var. polifolium Scott D. White 1995-4-5 2707 Riverside Moreno Valley, Base of slope in 'Badlands', off [Moreno-Redlands] Blvd 640 Comment
  RSA717682  Eriogonum gracile A. C. Sanders 2004-5-5 27757 Riverside Gavilan Hills; route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, ca. 0.25 mi. NNW of Harford Spring, ca. 1.2 mi. NE of Gavilan Peak. 579 Comment
  POM319088  Eriogonum gracile var. gracile Patricia Wilder 1971-9-29 5257 Riverside Base of the San Jacinto Mountains, east of Hemet on north side of Valle Vista at north end of Fairview Street, north of Florida Street; at boundary of Soboba Indian Reservation. 518 Comment
  RSA500167  Eriogonum gracile var. incultum Steve Boyd, Tim S. Ross, Laurel Arnseth 1989-6-10 3660 Riverside Vail Lake area, Temecula Creek canyon below the dam. 457 Comment
  JEPS56815  Eriogonum inflatum E. E. Schellenger May 1920 Riverside Hayfields near Mecca; Colorado Desert Comment
  UCR126425  Eriogonum inflatum T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 54 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
  RSA0107471  Eriogonum inflatum var. deflatum Duncan S. Bell, Amanda Turek 2009-3-29 153 Riverside Collecting in the large western drainage of the Arica Mountains, within the Palen/McCoy wilderness area. 434 Comment
  UC61697  Eriogonum inflatum var. deflatum L. D. Copeland 1904-4-30 106 Riverside West Canyon, Palm Spring Comment
  POM11230  Eriogonum inflatum var. inflatum Roxana S. Ferris 1918-6-14 s.n. Riverside In Box Canyon Near Shavers Well, Mecca-Blythe Rd. Comment
  SBBG64001  Eriogonum inflatum var. inflatum R. Hoffmann 1928-10-21 Riverside Whitewater Comment
  SBBG64004  Eriogonum inflatum var. inflatum M. N. Ackley -Feb-1926 870 Riverside near Edom 64 Comment
  JOTR32458  Eriogonum maculatum La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2604 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam loop trail, near trailhead; Sandy wash and open flats among boulder outcrops (Stop 2) 1298 Comment
  JOTR35297  Eriogonum maculatum Andre, Jim 2012-4-11 20794 Riverside Joshua Tree National Park. western margin of Eagle Mountains, along road to Cottonwood Spring (Utah Trail), 0.7mi N of Cottonwood Visitor Center 956 Comment
  CLARK-A1528-3702  Eriogonum reniforme John C. Roos 1937-4-23 1818 Riverside Dry Morongo Canyon Comment
  JOTR32352  Eriogonum saxatile La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2468 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
  SBBG65556  Eriogonum saxatile L. Rowntree 1929-5-10 Riverside Morongo Pass Comment
  CAS-BOT-BC263507  Eriogonum thomasii Geo. B. Grant 1906-4-20 6719 Riverside Palm Springs Comment
  CAS-BOT-BC263533  Eriogonum thomasii S. B. Parish 1906-5-1 440 -6741 Riverside Colorado Desert at Palm Springs Comment
  CLARK-A1528-749  Eriogonum thomasii Charlotte Stocks 1966-6-15 Riverside Coachella Valley Comment
  SEINET3087900 Image available Eriogonum thomasii George K. Helmkamp 1995-3-16 Riverside W of Rice Rd. 10.3 miles NE of Desert Center. On alluvial fan below rocky slopes of Coxcomb Mtns. Common. [UTN 10 km cell: PH-5E 4N. Coxcomb (S)] 198 Comment
  UC1551916  Eriogonum thomasii David Charlton 1988-2-18 1143 Riverside 1 mi e Jct. Dillon Rd. and Fargo Cyn Rd. (Fargo Canyon Road to Cottonwood Wash, s of Joshua Tree National Park, parallel to I-10, s side of Little San Bernardino Mts.); Little San Bernardino Mts. 609 Comment
  CAS-BOT-BC262871  Eriogonum thurberi John Thomas Howell 1931-6-4 6646 Riverside San Gorgonio Pass Comment
  UC472772  Eriogonum thurberi M. F. Spencer 1919-5-10 177 Riverside Little Mt. near Cottonwood Spring; Colorado Desert, Little Mt. Comment
  UCR108877  Eriogonum thurberi Heidi A. Haid 1968-4-29 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR214168  Eriogonum trichopes T. B. Salvato 2010-4-20 4064 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  RSA0104484  Eriogonum wrightii var. membranaceum Duncan S. Bell 2015-9-30 8671 Riverside Santa Rosa Mountains; Little Pinyon Flat; collecting in a large drainage from Cactus Spring Trail to Horsethief Creek. 1246 Comment
  JOTR29225  Eriogonum wrightii var. nodosum La Doux, Tasha, Mike Bell 2005-9-15 1333 Riverside Joshua Tree National Park. Near Hidden Valley campground 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
  JOTR16822  Eriogonum wrightii var. wrightii Baker, James K. & Baker, Ilisa T. 1966-10-14 s.n. Riverside Joshua Tree National Park. ROAD TO PROSPECT 1/2 MILE WEST OF SPLIT ROCK 1310 Comment
  RSA0104079  Eriogonum wrightii var. wrightii Duncan S. Bell, Evan Meyer 2014-10-28 7667 Riverside Orocopia Mountains; northwest section of range; approximately 1.8 air miles northwest of the summit of Orocopia Mountain. 936 Comment
  JOTR30286  Erioneuron pulchellum La Doux, Tasha, Bill Truesdell 2006-10-3 1781 Riverside Joshua Tree National Park. Pinto Basin: (Stop 2) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 694 Comment
  CAS-BOT-BC298404  Eriophyllum ambiguum var. paleaceum Ynez Whilton Winblad 1937-4-23 s.n. Riverside Pines to Palms Highway, Mt San Jacinto Comment
  POM47482  Eriophyllum ambiguum var. paleaceum Mary F. Spencer 1920-4-7 1428 Riverside Palm Canyon 244 Comment
  RSA94418  Eriophyllum ambiguum var. paleaceum F. W. Peirson 1920-2-16 1387 Riverside Murray Canyon, Palm Springs region. 274 Comment
  UCD132157  Eriophyllum confertiflorum E. W. Lathrop Date Unknown 6420 Riverside Corona, Hagador Canyon, Cleveland National Forest, Trabuco District. 274 Comment
Read comments Jun 16 2013
  UCR174109  Eriophyllum confertiflorum A. C. Sanders 2006-5-19 32453 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
  UCR177115  Eriophyllum confertiflorum Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1107 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon 1037 Comment
  SDSU4119  Eriophyllum wallacei T. Bruhns 1965-5-23 130 Riverside At 2,000 ft., sign along state highway 74, below Idyllwild. 610 Comment
  SD143858  Erodium botrys A. C. Sanders, O. F. Clarke 1997-5-4 20671 Riverside Beaumont: Near railroad on east side of Highway 79, south of I-10. 793 Comment
  POM17787  Erodium brachycarpum H. Baer 1923-2-25 s.n. Riverside Temecula Canyon. Comment
  SDSU13539  Erodium cicutarium W. Miller with C. Mosse 1972-7-20 Riverside Comment
  UCR21910  Erodium cicutarium Steve Boyd 1980-5-2 162 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  SBBG97209  Erodium moschatum W. L. Halvorson 1977-3-13 77 -176 Riverside near Temecula Comment
  UC1286999  Erodium texanum C. L. Hitchcock 1966-3-20 24308 Riverside about 30 mi n Ogilby (along road to Blythe) Comment
Read comments Mar 2 2013
  VVC2462  Erodium texanum Tim Thomas 2013-3-18 5934 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  UCR62382  Eryngium aristulatum R. Montijo 1990-5-23 s.n. Riverside Mesa de Colorado, S edge of Santa Rosa plataeu 642 Comment
  CSUSB1399  Erysimum capitatum Karen Cook 1966-5-12 S. N. Riverside Near McCall's Memorial Park. Roadside of Highway from Hemet to Idyllwilde. 1219 Comment
  RSA483603  Erysimum capitatum var. capitatum D. Charlton 1988-5-21 1961 Riverside Thomas Mtn Rd, W of Garner Valley and S of Lake Hemet on Hwy 74. 1829 Comment
  RSA0020066  Erythranthe guttata H. K. Wagnon 1944-3-12 340 Riverside west fork of Eagle Canon stream, between Palm Springs and Cathedral City. Comment
  SD152745  Erythranthe palmeri Steve Boyd, Tim Ross, Dave Bramlet 1993-5-12 7349 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream from conflunence with Los Alamos Canyon downstream to confluence with Tenaja Canyon 366 Comment
  RSA0016058  Erythranthe parishii L. B. Ziegler 1969-6-12 s.n. Riverside Hemet Valley. 1433 Comment
  RSA0014884  Erythranthe tilingii Ralph Hoffmann 1929-9-5 s.n. Riverside Tahquitz Valley, San Jacinto Mountains. 2439 Comment
  UCR35070  Eschscholzia californica L. B. Ziegler 1970-6-28 412 Riverside San Jacinto Mtns, Thomas Mountain, near summit 2073 Comment
  HSC49187  Eschscholzia minutiflora D. L. Goforth 1979-4-11 114 Riverside Box Canyon, 10 mi. E of Mecca on State Rte. 195. 220 Comment
  UCSB3646  Eschscholzia minutiflora Krogen, Roger 1957-1 Riverside 4 mi. S of junction of HWY 195 and HWY 60-70; at N edge of Orocopia mts Comment
  SD225054  Eschscholzia parishii G. K. Helmkamp 1998-4-4 3160 Riverside Colorado Desert: 7.1 mi. N of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumpins station 305 Comment
  UCR147846  Eschscholzia parishii Steve Boyd, Et al. 2004-5-14 11272 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  SDSU12862  Eucalyptus leucoxylon subsp. leucoxylon J. Jill Steinberg, Leon Steinberg 1998-4-5 40 Riverside Ca. 1/4 mile northwest entrance gate to Santa Magarita (SDSU) Field Station, just south of trail leading along northwesterly border of Station. 311 Comment
  OBI38361  Eucalyptus rudis Alden Kelly 1986-3-17 s.n. Riverside Edgemont area of Moreno Vallye, from planting along W side of hwy 215 at Eucalyptus Ave, row runs ca 1 mi along 215 457 Comment
  RSA508355  Eucrypta chrysanthemifolia Ed LaRue 1989-6-11 s.n. Riverside W side of Lakeview Mtns., ca 1 mi SE of town on [of] Nuevo. 640 Comment
  SD130318  Eucrypta chrysanthemifolia Ed LaRue 1990-4-13 Riverside 0.t mile northwest of Aguanga, north of Highway 79 and west of Highway 371. 640 Comment
  UCR51984  Eucrypta micrantha Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2175 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  RSA698222  Eulobus californicus J. R. Bruff 1932-3-22 s.n. Riverside 1000 Palms. Comment
  UCD107067  Eulobus californicus Dan Axelrod 1932-3-23 s.n. Riverside Palm Springs. Comment
  CAS-BOT-BC202784  Euonymus occidentalis var. parishii H. M. Hall 1901-6-1 2299 Riverside San Jacinto Mountains. In the vicinity of Strawberry Valley 1828 Comment
  CHSC21747  Euonymus occidentalis var. parishii Robert A. Schlising 1969-10-25 2944 Riverside San Jacinto Mountains, Harry James Preserve (owned by Univ. Calif. Riverside), by Fulmor Lake. 1524 Comment
  UCR174440  Euphorbia albomarginata A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32475 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
  JOTR35416  Euphorbia eriantha Andre, Jim 2012-4-16 20920 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
  SEINET9602565  Euphorbia eriantha N. H. Holmgren, P. K. Holmgren, R. E. Kern 1973-1 6424 Riverside Big Maria Mountains, 12 airline miles N of downtown Blythe. 290 Comment
  UCR256713  Euphorbia ocellata var. arenicola Duncan S. Bell 2012-2-12 3111 Riverside Mojave Desert, Mecca Hills, c. 1.25 air miles north of Box Canyon Road, and c. 4 air miles southwest of Shavers Well 256 Comment
  POM312156  Euphorbia palmeri N. C. Cooper 1944-6-17 1397 Riverside San Jacinto Mts., Pine Cove. 1524 Comment
  UCR21194  Euphorbia polycarpa Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  UCR214124  Euphorbia polycarpa A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37732 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  UCR41338  Euphorbia polycarpa N. M. Fellows 1985-1-5 61 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn., 1 mi west of Snow Creek Village 506 Comment
  RSA432472A  Euphorbia polycarpa var. hirtella N. C. Cooper 1944-4-8 1092 Riverside Andreas Canyon. 305 Comment
  UCD142820  Euphorbia serpillifolia E. W. Lathrop; R. F. Thorne 1967-9-26 6642 Riverside 6 mi. NW of Murrieta. Comment
  CLARK-A1528-5487  Eustoma exaltatum John C. Roos 1951-9-25 5259 Riverside Riverside 259 Comment
  CAS-BOT-BC167370  Fagonia laevis Ynez Whilton Winblad 1937-4-23 s.n. Riverside Box Canyon Comment
  RSA391195  Fagonia laevis J. Jones, Christopher Davidson 1980-4-4 9949 Riverside West end of the Orocopia Mts. in a small canyon and wash almost due south of Oro Peak. Comment
  VVC2909  Festuca microstachys var. pauciflora Tim Thomas, P. J. MacKay 2010-4-12 5040 Riverside San Bernardino Mtns, Whitewater River; Mouth of Catclaw Flat, at the Paw. 878 Comment
  UCR144079  Festuca myuros Scott D. White 1993-3-3 1103 Riverside Perris Basin, Romoland/Winchester area 442 Comment
  LA7820  Festuca octoflora A. M. Johnson; 1932-5-27 3920 Riverside 2 mi below Palm Springs Comment
  RSA387345  Filago arizonica Steve Boyd 1986-5-7 1825 Riverside Temescal Canyon Alberhill Mountain: lower slopes of S flank just east of clay mine area 427 Comment
  RSA524398  Filago arizonica Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4116 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mt., just S of the E summit 610 Comment
  RSA586917  Filago depressa D. L. Banks, Steve Boyd 1995-5-3 0252 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA192327  Filago gallica H. A. Zuill 1966-6-29 267 Riverside about 2 miles west of Murrieta. Comment
  RSA198971  Filago gallica R. F. Thorne, E. W. Lathrop 1968-5-8 37577 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California 671 Comment
  RSA479909  Filago gallica Steve Boyd 1987-5-9 2086 Riverside City of Riverside, J.V. Boyd residence, 2307 Oak Crest. Comment
  SD80098  Forestiera neomexicana Nancy Ryan Zabriskie, Walter Zabriskie 1971-8-10 426 Riverside Canyon above first turnout east side Santa Rosa Mountain Rd., 0.6 mile above Highway 74. 1524 Comment
  RSA737106  Frankenia salina Justin M. Wood 2008-10-29 209 Riverside Murrieta Creek- 2 miles SE of Murrieta, open field N of Winchester Rd and between the creek and Jefferson Ave. 314 Comment
  SD152807  Fraxinus velutina var. velutina Steve Boyd, Tim Ross and Dave Bramlet 1993-5-12 7330 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area; San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos Canyon downstream to confluece with Tenaja Canyon. 366 Comment
  UCR181053  Fritillaria biflora Mitch Provance, Seychelle Provance 1997-3-14 1084 Riverside Gavilan Hills, S side of Ida Leona Rd., c. 1/2 mile east of Gavilan Rd. [S side of Harford Spr. Park] 610 Comment
  SEINET10496382  Funastrum hartwegii A. Evans 1976-4-13 Evans 5177 Riverside Desert canyons of santa rosa mts. Comment
  POM160094  Funastrum hirtellum E. C. Jaeger 1927-3-23 s.n. Riverside Salt Creek Wash, Colo. Desert Comment
  JEPS52914  Galium Lauramay T. Dempster and G. L. Stebbins 1966-6-17 4243 Riverside 0.9 mi n Alvin Meadows (Red Hill Rd); San Jacinto Mts. 1661 Comment
  LA35621  Galium andrewsii Ronald A. Cross; April 1952 - May 1952 Riverside California State Hwy. 74 near Santa Rosa Summit (aprox. 3 Mi. south) Comment
  CLARK-A1528-3946  Galium angustifolium Charles S. Papp 1964-6-6 511 Riverside Cleveland National Forest 853 Comment
  POM367713  Galium angustifolium subsp. angustifolium N. R. Zabriskie, W. M. Zabriskie 1972-6-18 525 Riverside Along fire road S of S end of Marion Ridge Rd., Pine Cove, NW of Idyllwild. 1921 Comment
  CAS-BOT-BC223053  Galium angustifolium subsp. gracillimum H. K. Wagnon 1944-5-25 402 Riverside Along Tahquitz Creek, alluvial fan of Tahquitz Canon [Canyon], Palm Springs Comment
  JEPS56052  Galium angustifolium subsp. jacinticum Lauramay T. Dempster 1965-6-17 4129 Riverside road from Banning to Idyllwild; San Jacinto Mts., Fulmor Lake 1615 Comment
  UC1332296  Galium angustifolium subsp. jacinticum Lauramay T. Dempster and G. L. Stebbins 1966-6-18 4244 Riverside Black Mountain road 0.9 mi above junction of road to Pine Wood; San Jacinto Mountains; San Jacinto Mts., Riverside Co. 1981 Comment
  UCR174053  Galium aparine A. C. Sanders 2006-5-19 32430 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
  UCD170549  Galium californicum subsp. primum D. O. Burge; J. Gee 2017-5-20 2277 Riverside Alvin Meadows, roadside on Old Control Road, E of intersection with Red Hill Road. 1515 Comment
  JOTR34214  Galium multiflorum La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 3006 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; burned slopes (2009 fire) above Lost Horse Mine trail, west of mine, with rocky-cobbley soil and rocky outcrops Comment
  UC1375443  Galium parishii C. W. Tilforth 1970-9-2 303 Riverside along road to Santa Rosa Mtn. Comment
  RSA559447  Galium porrigens Steve D. Boyd, Tim S. Ross 1992-5-5 7221 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 732 Comment
  RSA673734  Galium porrigens var. porrigens Scott D. White, W. La Haye 2000-5-27 7937 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  CAS-BOT-BC178385  Garrya flavescens H. E. McMinn 1925-7-2 1514 Riverside Tahquitz Trail, Idyllwild, San Jacinto Mts. Comment
  RSA296127  Garrya flavescens var. pallida Barry A. Prigge 1980-8-11 3913 Riverside Whitewash Canyon: 3 miles N of the trout farm. 957 Comment
  RSA750739  Garrya veatchii Scott D. White, Justin M. Wood 2009-5-22 12906 Riverside San Jacinto Mountains: Idyllwild area; 'Strawberry Fuelbreak' between Strawberry Creek and road to sewage ponds. Comment
  UC1930170  Gastridium phleoides Scott D. White, Michael Honer 2003-6-3 9463 Riverside Santa Ana Mountains: Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. Comment
  RSA179500  Gastridium phleoides E. W. Lathrop 1960-6-7 4898 Riverside 14 miles west of Murrieta Comment
  UCR177323  Gastridium ventricosum Scott D. White, Michael Honer 2003-5-27 9414 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
  RSA761322  Gayophytum Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 680 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  OBI2987  Geraea canescens Lewis S. Rose 1967-12-20 67183 Riverside 6 mi SE of Thousand Palms 15 Comment
  RSA747721  Geraea canescens Justin M. Wood 2009-3-26 404 Riverside Bermuda Dunes; Avenue 38, between Washington St and I-10. 37 Comment
  UC68869  Geraea canescens H. M. Hall 1905-4-1 5866 Riverside Chuckawalla Bench Colorado Desert, Chuckawalla Bench Comment
  UCD132580  Geraea canescens Richard Bates 1949-4-26 s.n. Riverside Cathedral City, southeast of Palm Springs. Comment
  RSA391014  Geranium richardsonii M. B. Dunkle 1933-7-22 3748 Riverside Tahquitz Valley. 2317 Comment
  RSA783530  Gilia J. D. Olmsted 1959-4-17 385 Riverside Riverside - San Bernardino County line along west side of Highway 71, 1/4 mile north of Prado Dam. 213 Comment
  UCR126261  Gilia Nathan Moorhatch, John Green 2003-4-2 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Whitewater River channel at Date Palm Drive in Cathedral City 91 Comment
  UCR178844  Gilia T. B. Salvato, Jeffrey Ross 1998-5-14 MOR- 136 Riverside San Bernardino Mtns., Morongo Indian Reservation, flat area cut by small wash, south and west of dirt road to Kitching Peak near junction with East Branch Millard Canyon, tree stand M-04 1128 Comment
  UCR193420  Gilia A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35639 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
  RSA470127  Gilia angelensis N. C. Cooper 1944-3-24 1025 Riverside Banning. 701 Comment
  RSA670710  Gilia angelensis B. C. Templeton, I. W. Clokey 1930-4-9 1027 Riverside North Banning 610 Comment
  UCR251707  Gilia angelensis T. B. Salvato 2014-4-9 7832 Riverside Perris-Aguanga Basin, Menifee, c. 4 mi southeast of Canyon Lake, northeast corner of Bundy Canyon Road and Sunset Avenue 534 Comment
  RSA543745  Gilia capitata subsp. abrotanifolia Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6049 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  SBBG94831  Gilia capitata subsp. abrotanifolia E. LaRue 1990-4-10 Riverside midway between Pauba Valley and Wolf Valley; 0.5 mi N of the Pechanga Indian Reservation Comment
  UC52858  Gilia diegensis H. M. Hall 1902-4-18 2890 Riverside Coahuilla Mesa Comment
  UC1138214  Gilia maculata H. Lewis 1952-4-5 Riverside Aqueduct Road 5.2 mi s Garnet; s of Garnet Comment
  SFV21896  Gilia ochroleuca subsp. bizonata L. L. Zung 2011-5-30 17 Riverside San Jacinto Mountains Apple Canyon Center near Herkey Creek. 1340 Comment
  CAS-BOT-BC407616  Gilia ochroleuca subsp. exilis A. C. Sanders; S. Hawkins 1996-4-24 18071 Riverside San Bernardino Mountains: Morongo Indian Reservation, along dirt road in Hathaway Cyn. near Burro Flats 1158 Comment
  SEINET7048157  Gilia ochroleuca subsp. exilis Steven R. Hill 2001-5-3 33658 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  JOTR35500  Gilia sinuata La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3188 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Smithwater Canyon, below steep rock wall at bend in canyon (Biodiversity Hunt stop3) 1241 Comment
  UCR70863  Gilia splendens subsp. splendens I. W. Clokey, E. G. Anderson 1935-8-21 6827 Riverside San Jacinto Mtns., Keen Camp P.O. '1350 m 1463 Comment
  RSA27507  Gilia stellata I. L. Wiggins 1941-3-26 9661 Riverside Along wash at Wiley well. Comment
  RSA770988  Gilia stellata J. Andre, T. La Doux 2009-2-25 10810 Riverside Chuckwalla Mountains: approx. 0.5 miles south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  RSA799250  Gilia stellata Thomas Stoughton, Duncan S. Bell, Debra Nelson 2011-2-20 754 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
  SBBG5903  Gilia stellata H. and M. Dearing 1942-3-10 4823 Riverside Dos Palmas Cyn Comment
  UC809710  Gilia stellata Philip A. Munz 1949-4-13 13043 Riverside above Cottonwood Springs (w end Eagle Mts., Colorado Desert); Colorado Desert, w end Eagle Mts., Cottonwood Springs 1097 Comment
  UCR214284  Gilia stellata A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37489 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  CLARK-A1528-4676  Glyceria elata John C. Roos 1941-8-2 85 Riverside San Jacinto Mountains Comment
  UC39036  Glyceria elata H. M. Hall Jun 1901 2244 Riverside Dark Canyon; San Jacinto Mountains 1828 Comment
  UCR9401  Glyceria elata D. H. Wilken 1965-6-29 366 Riverside San Jacinto Mtns, Strawberry Meadows, near Idyllwild 1555 Comment
  POM358794  Gnaphalium californicum M. M. Thompson, N. C. Cooper 1947-6-9 c 2064 Riverside Los Alomos Canyon, Elsinore. 762 Comment
  RSA713908  Gnaphalium leucocephalum R. E. Riefner 2006-8-22 06 -396 Riverside City of Temecula, Vine St. at Peach Tree St. 361 Comment
  RSA276714  Gnaphalium luteoalbum John F. Emmel 1978-5-14 604 Riverside Vacant lot, in Southeast Hemet, near intersection of Stanford Street and Sttson Street. 518 Comment
Read comments Jun 25 2013
  RSA713787  Gnaphalium palustre A. C. Sanders, Kelly Volansky 2005-3-17 29209 Riverside Perris-Aguanga Basin Region: French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., ca. 0.5 mi. NE of Adobe Springs, near San Diego Aqueduct. 412 Comment
  UCSB1695  Grayia spinosa Leeuwen, Henry 1957-4-13 Riverside White Water Canyon about 2 miles from U.S. 60 Comment
  UCR23826  Gutierrezia californica John C. Roos 1965-9-26 s.n. Riverside Sonoran (Colorado) Desert, rocky point near Palm Springs Station [Windy Point?] Comment
  POM78959  Gutierrezia sarothrae I. M. Johnston 1925-7-1 s.n. Riverside Along Ontario Road, 3 miles W of Riverside. Comment
  CAS-BOT-BC231099  Harpagonella palmeri Steve Boyd 1986-3-9 1384 Riverside Temescal Canyon: Alberhill Mountain, just E of claymine area 487 Comment
  CAS-BOT-BC231104  Harpagonella palmeri Steve Boyd 1986-4-22 1767 Riverside Temescal Canyon: E side of Indian Wash, S of Interstate 15 Comment
  SD126108  Harpagonella palmeri Steve Boyd 1986-5-1 1816 Riverside Bachelor Mountain; lower south slopes, east end of Lake Skinner. Comment
  UC1563040  Harpagonella palmeri Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-19 3045 Riverside Vail Lake area 0.75 mi nw, s flank Oak Mountain dam; Vail Lake area, s flank Oak Mountain 621 Comment
  UCR217556  Harpagonella palmeri Jeff B. Galvin 2009-3-12 78 Riverside Peninsular Ranges, Gavilan Plateau, Lake Mattews, 1.5 km south of Cajalco Rd. and .35 km east of old groves 451 Comment
  UCR90408  Harpagonella palmeri D. L. Banks, Steve Boyd 1995-5-9 0398 Riverside NW Palomar Mtns., Cleveland Natinal Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn. area, west of the Dripping Springs Alcove Area, west of Woodchuck Campground 790 Comment
  RSA0066625  Harpagonella palmeri Steve Boyd 1986-3-9 1399 Riverside Temescal Canyon: Terrace escarpments between Indian Truck Trail and Horsethief Wash. 367 Comment
  RSA763056  Helianthemum scoparium var. aldersonii E. W. Lathrop 1973-6-28 7435 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland Nat'l Forest. 1220 Comment
  UCD132794  Helianthus annuus K. Esau 1935-6-20 s.n. Riverside Beaumont Grade. Comment
  UCR274188  Helianthus annuus T. B. Salvato, Gregg Miller 2005-6-7 1440 Riverside Peninsular Range, Gavilan Hills, along Hill Top Drive, 1.7 mi NE ( 54.8 deg. ) of the Lake Street junction with Hwy I-15, and 1.8 miles west of El Toro Road, near benchmark 2349 695 Comment
  CAS-BOT-BC305708  Helianthus gracilentus P. C. Everett; E. K. Balls; L. W. Lenz 1952-7-1 17268 Riverside 3.7 mi. s.e. of Banning along hwy to Idyllwild, San Jacinto Mts. 914 Comment
  UCD170502  Helianthus niveus D. O. Burge 2017-3-22 2236 Riverside Palm Springs International Airport, roadside on N Gene Autry Trail. 115 Comment
  SEINET959641  Heliotropium curassavicum A. C. Sanders 2004-1 28404 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, large rocky hill (1762 ft) 1 mi. E of Nurrieta Rd. and 1 mi. N of Burdy Canyon Rd,. ca. 5 mile due south of Sun City (Romoland 7.5) 469 Comment
  UCR132883  Heliotropium curassavicum Tom Paulek 2002-5-19 s.n. Riverside San Jacinto Wildlife Area, Headquarters Ponds 433 Comment
  UCR202031  Heliotropium curassavicum Denise Woodard, G. Nuhn 1995-8-21 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, 300 acre parcel at west end of Domenigoni Valley, c. 3 miles south of Winchester on the west side of Winchester Rd. 470 Comment
  UCR275275  Heliotropium curassavicum T. B. Salvato, Gregg Miller 2005-6-7 1459 Riverside Peninsular Range, Gavilan Hills, Lindell (Stovepipe) Road north of Snake Road, c. 4.5 miles north-northwest of Lake Elsinore 640 Comment
  UCR125212  Hemizonia fasciculata Mitch Provance 1998-5-5 520 Riverside City of Riverside, Hillside area, near Central Ave., along the N periphery of the Riverside Airport, south of the Wall Street Journal Ofc. 250 Comment
  UCR85612  Hemizonia kelloggii Julie A. Greene, S. D. White 1993-7-5 1406 Riverside San Jacinto Valley, San Jacinto Wildlife Area, east of dirt road next to drying flood area. 433 Comment
  SEINET1907236  Hemizonia paniculata Kent Beaman 1998-1 Riverside Peninsular Range; Gavilan Plateau: west of Perris off Elliss Rd., Santa Rosa Mine Rd, near Maywood Gun Club. 518 Comment
  UCR146889  Hemizonia pungens subsp. laevis Kathleen Stockwell 1999-6-6 s.n. Riverside Warm Springs Creek, Murrieta; 0.5 mi. south of Murrieta Hot Springs Road 320 Comment
  UCR148720  Hemizonia pungens subsp. laevis B. L. Jones 2003-5-29 s.n. Riverside Lake Elsinore area, just N of the intersection of Corydon Rd. and Grand Rd 393 Comment
  UCR202007  Hemizonia pungens subsp. laevis Mike Misenhelter 2005-7-12 s.n. Riverside Peninsular Range; Perris-Aguanga Basin Region, c. 3 miles E of Sun City, c. 2 mi. SW of Winchester, Hemet U. School Distr. proposed elementary school site, 14 acres on south side of Salt Creek and NE of the intersection of Leon and Patton Rds. 444 Comment
  RSA0008431  Hemizonia pungens subsp. laevis D. E. Bramlet 1990-6-20 2048 Riverside Perris Valley storm drain, 200 m E. of the Escondido freeway (215) and 350 m N. of Ellis Ave. 470 Comment
  SD240777  Hesperocyparis forbesii A. C. Sanders, T. B. Salvato, Kent Beaman 2011-11-3 39925 Riverside Peninsular Range: Santa Ana Mountains: near Sierra Peak on dirt road (Leonard Road) from Skyline Drive, c. 1/4 mile east of the Orange C. line (Black Star Canyon 7.5'Q) 883 Comment
  UCR281264  Hesperolinon micranthum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-18 417- 44 Riverside Perris-Aguanga Basin, Menifee, S side of Bundy Canyon Rd., E side of Loerch Ln., 0.2 miles W of Murrieta Rd. 518 Comment
  RSA586246  Heterocodon rariflorum D. L. Banks, S. D. Boyd 1995-3-30 0118 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. 713 Comment
  RSA586871  Heterocodon rariflorum D. L. Banks, S. D. Boyd 1995-5-3 0290 Riverside NW Palomar Mountains; Agua Tibia Mountains;Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  RSA586951  Heterocodon rariflorum D. L. Banks, S. D. Boyd 1995-5-30 0480 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N Flank of Agua Tibia Mountain, along the Dripping Springs Trail; at first saddle area in section 34, NNE of the two peaks of Agua Tibia Mountain. 963 Comment
  SDSU13470  Heteromeles arbutifolia James C. Dice, Ruth Miller 1987-11-23 754 Riverside Santa Margarita Ecological Reserve: Temecula Gorge, north bank of Santa Margarita River, just east of aqueduct crossing. T8S, R3W, SE 1/4 of NE 1/4 of Section 27. 244 Comment
  UCR34904  Heterotheca sessiliflora subsp. echioides L. B. Ziegler 1966-8-9 075 Riverside San Jacinto Mtns., Hemet (Thomas-Garner) Valley 1418 Comment
  UC1999909  Heterotheca sessiliflora subsp. fastigiata J. C. Semple, J. Chimielewski 1987-9-30 8981 Riverside Idyllwild, CA-243, just S of Idyllwild Park, Manzanita Dr. Comment
  CAS-BOT-BC176955  Heterotheca sessiliflora var. sanjacintensis J. C. Semple; J. Chimielewski 1987-9-30 8981 Riverside Idyllwild, CA-243, just S of Idyllwild Park, Manzanita Dr. Comment
  SD237606  Heuchera elegans R. G. Swinney 1996-7-9 5040 Riverside San Gabariel Mountains: Sugarloaf Peak, easat and west summits and saddle between, south of Icehouse Canyon parking area (Mt. Baldy 7.45'Q) 2088 Comment
Read comments Dec 13 2015
  RSA5373  Hibiscus denudatus B. D. Stark 1932-6-15 3733 Riverside 2 mi W of Utopia on the Mecca - Blythe Road 213 Comment
  RSA668428  Hibiscus denudatus S. Granger 1979-2-13 s.n. Riverside Chuckawalla Mountains. Comment
  UC68561  Hibiscus denudatus H. M. Hall 1905-4-17 5782 Riverside 10 mi. w. Coachella 121 Comment
  POM48031  Hieracium horridum P. A. Munz, I. M. Johnston 1924-7-27 8740 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  HSC35006  Hilaria rigida Richard Spjut 1972-3-13 2262 Riverside Western border of the Colorado Desert ; San Jacinto Mts., near the eastern border of the San Bernardino Natl. Forest along Hwy. 74 915 Comment
  JOTR33122  Hilaria rigida La Doux, Tasha, Mike Bell 2003-10-17 1605 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wall Street Mill parking area to Wonderland Wash 1304 Comment
  RSA0099448  Hilaria rigida Duncan S. Bell, Evan Meyer 2014-10-29 7692 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  UCR2461  Hilaria rigida F. M. Reed 1927-3-19 5670 Riverside Sonoran (Colorado) Desert, Salt Creek Wash, east of Mecca 213 Comment
  SDSU12942  Hirschfeldia incana Jutta Buschbom 1991-6-1 27 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
  UC68503  Hoffmannseggia glauca E. E. Schellenger 1905-4-18 Riverside Palo Verde Valley; Colorado Desert Comment
  CAS-BOT-BC206104  Hoffmannseggia microphylla C. Epling; Wm. Robison; Wm. Stewart 1936-3-22 s.n. Riverside Painted Canyon, near Mecca Comment
  CAS-BOT-BC206107  Hoffmannseggia microphylla Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  LA45810  Hoffmannseggia microphylla A. M. Johnson; 1928-5-5 365 Riverside Painted Canyon, Colorado Desert Comment
  POM352408  Holcus lanatus Anstruther Davidson 1906-7-18 s.n. Riverside San Jacinto - in meadow-front hotel Comment
  RSA87061  Hordeum brachyantherum F. W. Peirson 1922-5-18 4336 Riverside Temescal Canyon 320 Comment
  RSA617999  Hordeum depressum R. E. Riefner 1998-4-22 98 -289 Riverside Elsinore Trough between Willard and Murrieta Creek. Lake Elsinore. Comment
  SD140223  Hordeum depressum A. C. Sanders 1993-4-5 13697 Riverside Western edge of Hemet, along S side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and N of Florida Ave. (Hwy 74), open fields 459 Comment
  RSA608532  Hordeum intercedens D. E. Bramlet 1996-4-11 2449 Riverside San Jacinto Wildlife Area, approx. 762 m NE of Lakeview. The site is found 122 m E of Davis Road and 40 m N of marvin Road., 37 44 856mN X 4 88 940mE 434 Comment
  UCR252610  Hordeum marinum T. B. Salvato, Matthew Malle 2013-4-2 7495 Riverside Perris-Aguanga Basin, Wildomar, c. 2 mi east of Lake Elsinore, west side of Mission Trail, north of Victorian Lane 387 Comment
  UCR264750  Hordeum murinum Steve Boyd, Carol Boyd 2011-3-15 12304 Riverside Peninsular Ranges, Santa Rosa Mountains region., Western base of Eisenhower Mountain, southeast of The Living Desert at mouth of Deep Canyon. 366 Comment
  POM112842  Hordeum murinum subsp. glaucum Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  POM352475  Hordeum murinum subsp. leporinum Mark Morris 1929-3-3 s.n. Riverside Indian Canyon Comment
Read comments Nov 9 2011
  POM48124  Horkelia clevelandii Mary F. Spencer 1919-6-19 1202 Riverside Idyllwild. 1646 Comment
  RSA0013706  Hornungia procumbens LeRoy Gross, Grace Cho 2013-4-9 6002 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
  JEPS46452  Horsfordia Mrs. Ben L. Clary Apr., 1930 Riverside Coral Reef Ranch Coachella Comment
  SBBG3446  Hosackia oblongifolia var. oblongifolia Mrs. J. D. Wright 1929-6-25 Riverside San Jacinto Mtns [probably near Idyllwild] Comment
  CAS-BOT-BC312603  Hulsea vestita subsp. parryi C. F. Saunders 1915-6-1 s.n. Riverside Summit San Jacinto Comment
  UCR137742  Hydrocotyle ranunculoides L. C. Wheeler 1961-6-24 7907 Riverside San Jacinto Mountains, Fulmor Lake Comment
  UCR207604  Hydrocotyle ranunculoides 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
  RSA453769  Hydrocotyle umbellata L. C. Wheeler 1933-12-2 2314 Riverside U.S. 99: 2 miles NW Whitewater Station. 366 Comment
  POM294268  Hymenoclea salsola Lyman Benson 1945-4-6 11660 Riverside Whitewater Canyon, 3 miles above Whitewater; San Bernardino Mts.; Drainage area: Colorado Desert. 427 Comment
  RSA643330  Hymenoclea salsola R. D. Goeden, D. W. Ricker 1974-3-1 s.n. Riverside Colorado Desert: Desert Center 305 Comment
Read comments Apr 5 2011
  RSA703812  Hymenoclea salsola var. salsola LeRoy Gross 2005-3-3 1596 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W 207 Comment
  SEINET5712136  Hymenoclea salsola var. salsola D. F. Howe 1980-1 s.n. Riverside 4 miles west of Mesa Verde, south slope of McCoy Mountains, Hwy 10.; Mesa Verde Comment
  UCR172235  Hypochaeris glabra John F. Green 2006-5-10 s.n. Riverside Peninsular Ranges, City of Murrieta; south of the Hogbacks. north of Hunter Road to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Road on the W 402 Comment
  UCR34979  Hypochaeris glabra L. B. Ziegler 1968-5-14 293 Riverside San Jacinto Valley, vacant lots in city of San Jacinto. Interior Valley 473 Comment
  CAS-BOT-BC219768  Hyptis emoryi R. Freeman 1977-3-9 2172 Riverside S-O & Q-O South side of Chuckwalla Mnts. Comment
  JEPS63298  Hyptis emoryi Mary Beal 1941-4-6 864 Riverside Colorado Desert, Coachella Valley, Box Canyon, Mecca Hills Box Canyon; Colorado Desert, Coachella Valley, Box Canyon Comment
  JOTR16727  Hyptis emoryi Walters, Jim 1967-4-30 s.n. Riverside Joshua Tree National Park. LOWER WILSON CANYON Comment
  RSA420155  Hyptis emoryi Ora M. Clark 1929-3-17 1727 Riverside Palm Springs. Comment
  SD225006  Hyptis emoryi G. K. Helmkamp 1998-4-4 3178 Riverside Colorado Desert: 2.3 mi N of Hwy I-10 on Eagle Mtn Rd. 274 Comment
  UCR123825  Hyptis emoryi Steven R. Hill 2001-5-3 33650 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
  UCR131018  Hyptis emoryi Karen Kirtland 1998-11-6 s.n. Riverside Sonoran (Colorado) Desert, sand and gravel mine c. 8 miles (airline) north of Blythe, SW of Big Maria Mtns. on Midland Road 137 Comment
  UCR41273  Hyptis emoryi B. G. Pitzer 1986-2-9 0008 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains: Martinez Canyon, SW of Valerie Jean, on upper fan, c. 1 mi east of mouth of canyon 122 Comment
  CDA5543  Ipomoea triloba T. C. Fuller 1962-10-2 9701 Riverside Northwest of Neighbors Boulevard & Avenue 22, 1.4 miles north of Ripley. 0 Comment
  CDA6090  Ipomoea triloba T. C. Fuller 1962-10-2 9691 Riverside South of Avenue 60, 0.2 mile east of Jackson Street, ca. 6 miles south of Indio. 0 Comment
  CAS-BOT-BC311609  Isocoma acradenia var. eremophila A. O. Merritt 1925-10-30 s.n. Riverside Palm Springs Comment
  RSA91176  Isocoma acradenia var. eremophila F. W. Peirson 1922-12-28 4740 Riverside Andreas Canyon, east base of San Jacinto Mts. 244 Comment
  UC196112  Isomeris arborea S. B. and W. F. Parish Apr 1882 28 Riverside Whitewater Colorado Desert (borders of Colorado Desert) Comment
Read comments Jul 15 2009
  RSA0035132  Isomeris arborea Carol Haines 1964-3-23 s.n. Riverside Porcupine Wash, Pinto Basin. 762 Comment
  RSA395365  Iva axillaris subsp. robustior Steve Boyd 1986-4-22 1730 Riverside Temescal Canyon: Walker Canyon area, where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills. Comment
  UC1523439  Ivesia saxosa Robert F. Thorne, Rolf and Gertrud Dahlgren 1979-8-22 53577 Riverside base of Ryan Mountains (vicinity of Ryan Camp); Joshua Tree National Monument 1341 Comment
  CLARK-A1703-1214  Jasminum mesnyi Charles S. Papp 1965-1-12 805 Riverside Riverside Comment
  UCR139644  Juglans californica A. C. Sanders 2004-6-30 28395 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. north of Bundy Canyon Rd., c. 5 miles due south of Sun City 518 Comment
  CAS-BOT-BC140655  Juglans hindsii A. C. Sanders; R. E. Riefner, Jr. 2009-8-11 37144 Riverside Peninsular Range: Box Springs Mtns. Foothills, Riverside 345 Comment
  UCR651  Juncus balticus S. C. Warner 1956-5-19 s.n. Riverside San Jacinto Mtns., 3 mi up Bautista Canyon Road, near San Jacinto 671 Comment
  SD186021  Juncus bufonius A. C. Sanders, Mike Misenhelter 2005-6-15 30954 Riverside 2.0 miles northnortheast of Vail Lake, 4.0 miles southsouthwest of Sage, Denise Rd. at Bonita Rd. near Calle de Nino, 1.2 miles northeast of summit of (Big) Oak Mtn. 640 Comment
  UCR100779A  Juncus bufonius var. congestus Robert Noll 1998-6-17 s.n. Riverside Murrieta area, De Portola Road near Lake Skinner 400 Comment
  RSA500554  Juncus bufonius var. occidentalis Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3594 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  UC146450  Juncus duranii Charlotte M. Wilder 1909-7-12 924 Riverside head of Round Valley San Jacinto Mts. Comment
  RSA368206  Juncus effusus subsp. austrocalifornicus L. C. Wheeler 1931-10-3 189 Riverside Strawberry Valley, San Jacinto Mountains. 1585 Comment
  VVC527  Juncus longistylis A. C. Sanders, J. Mac 1997-5-4 20693 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  SBBG57287  Juncus macrandrus R. Hoffmann 1929-9-6 Riverside Tahquitz Valley 2438 Comment
  UCR24956  Juncus macrandrus A. C. Sanders 1980-8-23 1759 Riverside San Jacinto Mountains, Black Mountain; c. 100 yards above Black Mtn. Campground along a small stream 2241 Comment
  RSA0125122  Juncus rugulosus Duncan S. Bell 2016-10-27 10211 Riverside Whitewater Canyon area; collecting in Rainbow Canyon, 2.75 air miles northwest of the Whitewater Ranger Station (trout ponds). 1024 Comment
  SBBG89290  Juncus textilis J. Adams 1966-4-25 738 B Riverside rd from Murrieta to De Luz; Santa Rosa Plateau 762 Comment
  UCR164569  Juncus textilis S. J. Myers 2001-7-16 s.n. Riverside San Jacinto Mtns, Bautista Canyon 878 Comment
  UCR241238  Juncus textilis Tracy Tennant, Jeffrey Ross 1998-6-23 MOR- 522 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  SEINET3069034 Image available Juncus tiehmii B. J. Ertter, J. L. Strachan 1979-6-26 2971 Riverside Behind Kenworthy Ranger Station, near Route 74 in Hemet Valle, San Jacninto Mountain, San Bernardino Nat'l Forest 760 Comment
  UCR116009  Juncus xiphioides A. C. Sanders, D. Bramlet, E. J. Lawlor, C. L. Sanders 2000-1-16 23302 Riverside Shipley-Skinner Reserve, Tucalota Creek at horse trail crossing east of Lake Skinner 457 Comment
  UCR21862  Juncus xiphioides Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  UC1212184  Juniperus californica H. E. and S. T. Parks 1940-2-1 24176 Riverside Palms to Pines Hwy Santa Rosa Canyon 1066 Comment
  JOTR31775  Justicia californica Andre, Jim, Tasha La Doux 2009-3-10 11245 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  JOTR31987  Justicia californica La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2221 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; small bowl with underground water seep at top of bouldery canyon 815 Comment
  RSA402304  Justicia californica Christopher Davidson 1973-4-1 1846 Riverside Palm Springs. 488 Comment
  RSA5372  Justicia californica B. D. Stark 1932-6-17 3753 Riverside East end of Box Canyon, Colorado Desert. 183 Comment
  RSA717685  Keckiella antirrhinoides A. C. Sanders 2004-5-5 27764 Riverside Gavilan Hills; route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, ca. 0.25 mi. NNW of Harford Spring, ca. 1.2 mi. NE of Gavilan Peak. 579 Comment
  UCSB7012  Keckiella antirrhinoides Lloyd, Robert 1959-4-17 Riverside Mt. Range Santa Ana; 3 miles south of West Corona; on the Oak Flat Fire Road 335 Comment
  NY786548  Keckiella antirrhinoides var. antirrhinoides S. D. Boyd 1995-4-24 8496 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on northern flank of Agua Tibia Mountain at the north base of Wildhorse Peak, along the Wildhorse Trail near the northeastern corner of the Wilderness. 670.6 Comment
  NY786707  Keckiella antirrhinoides var. antirrhinoides A. J. McClatchie 1893-5-20 s.n. Riverside Elsinore Comment
  RSA594038  Keckiella antirrhinoides var. antirrhinoides D. L. Banks, Elizabeth Hedge Banks 1996-5-2 931 -A 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
  UC1563110  Keckiella cordifolia Steve Boyd, Tim Ross, Laurel Arnseth 1989-6-10 3686 Riverside Arroyo Seco; Vail Lake Area 487 Comment
  CAS-BOT-BC246101  Keckiella ternata subsp. ternata Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild Comment
  POM263183  Koeleria macrantha J. C. Roos 1937-5-10 457 Riverside South of Lake Elsinore Comment
  UC1931227  Koeleria macrantha Scott D. White, Justin Wood 2008-6-19 12271 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. (Idyllwild) Comment
  UCD86079  Koeleria macrantha F. M. Reed 1920-6-14 4432 Riverside San Jacinto Mts., ridge west of Idyllwild. 1676 Comment
  HSC47314  Krameria erecta R. W. Spjut, C. E. Edson 1978-5-6 5029 Riverside Colorado Desert, N face of Chuckawalla Mtns., 2.7 mi. S of Desert Center 335 Comment
  RSA192095  Lactuca serriola H. A. Zuill 1966-7-26 300 Riverside About 7.5 miles SW of Murrieta. Comment
  RSA573433  Lagophylla ramosissima Steve Boyd, Tim Ross 1994-9-14 8342 Riverside Southern Santa Ana Mtns, San Mateo Canyon wilderness area of Cleveland National Forest, Southwestern edge of the Oak flat area, 0.5 miles S of Serrano Spring. 732 Comment
  POM320423  Lamarckia aurea David Wheat 1968-5-16 134 Riverside 4.4 miles W corner Washington Ave-Guava Street, Murietta in Rancho California 427 Comment
  RSA0123345  Langloisia setosissima subsp. setosissima Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8988 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
  CAS-BOT-BC293708  Larrea tridentata Mona Bourell 1987-4-14 3279 Riverside BLM California Conservation Area, Hwy 195, spur off of Box Canyon. Near Mecca 150 Comment
  POM12074  Larrea tridentata Mary F. Spencer 1921-3-24 223 Riverside In desert sand, Mecca, colorado Desert -60 Comment
  RSA480026  Larrea tridentata Steve D. Boyd, Sara Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2149 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA653221  Larrea tridentata John Wallace, Steve McNabb 1991-5-5 7 Riverside Colorado River. Approximately one mile south of Thompsons Camp. Comment
  RSA753534  Lastarriaea coriacea M. Wall 2009-5-29 513 Riverside Bautista Canyon east of Hemet, ca. 8 miles SE of jct. with Fairview Ave. 756 Comment
  SD247475  Lastarriaea coriacea Andy Sanders, J. Schweitzer, K. Young 2015-3-23 41447 Riverside San Gorgonio Pass: San Gorgonio River wash, about 3.7 miles east of Cabazon, about 1.25 miles NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms. 427 Comment
  UC1979559  Lasthenia californica Darin L. Banks, Steve Boyd 1995-5-3 288 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. Comment
  CAS-BOT-BC352707  Lasthenia coronaria C. L. Hitchcock; C. V. Muhlick 1962-3-16 22125 Riverside Temescal Canyon, 8 mi. S of Corona Comment
  UCR152634  Lasthenia coronaria A. C. Sanders 2005-4-22 29588 Riverside Gavilan Hills, Gavilan Plateau c. 0.75 air mi. SE of summit of Gavilan Peak 625 Comment
  UCR158251  Lasthenia coronaria A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30102 Riverside Peninsular Range, Agua Tibia Mountains, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  UCR88738  Lasthenia coronaria A. C. Sanders, K. C. Rose 1995-4-5 16366 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCR225592  Lasthenia gracilis A. C. Sanders, T. B. Salvato 2011-3-29 38884 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor between Byers St. at west end of McLaughlin Rd. and Wheat St. 447 Comment
  UCR241403  Lasthenia gracilis T. B. Salvato, Matt Malle, Tom Sullivan 2013-3-27 7450 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  UCR98194  Lasthenia gracilis Scott D. White 1997-2-28 4724 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  RSA0027939  Lathyrus John F. Emmel 1992-6-10 1224 Riverside San Jacinto Mts: Fobes Trail. 1707 Comment
  RSA0043380  Lathyrus John F. Emmel 1996-6-16 1412 Riverside San Jacinto Mts.; along Spitler Peak Trail, 0.1-0.2 trail mile west of junction with Pacific Crest Trail. 2072 Comment
  RSA802254  Lathyrus vestitus Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5000 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  RSA1496  Lathyrus vestitus var. alefeldii J. T. Howell 1929-2-14 1233 Riverside Santiago Trail, above Glen Ivy Comment
  SD119911  Lathyrus vestitus var. vestitus Louis B. Ziegler 1967-4-18 115 Riverside Foothills of San Jacinto Mountains, on Poppet Flat Road, road embankment 914 Comment
  POM4846  Layia glandulosa H. M. Hall 1902-4-22 15554 Riverside Vicinity of Riverside County. 305 Comment
  CAS-BOT-BC249032  Layia platyglossa A. C. Sanders; Nathan Moorhatch 2011-3-22 38796 Riverside Peninsular Range; Perris-Aguanga Basin: Romoland in Menifee Valley, powerline route along McLaughlin Rd. between Palomar Rd. and San Jacinto Rd. 442 Comment
  UCR154822  Layia platyglossa A. C. Sanders, Kelly Volansky 2005-3-17 29239 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  UCR230781  Layia platyglossa A. C. Sanders, Nathan Moorhatch 2011-3-22 38781 Riverside Peninsular Range, powerline corridor through hills 6.4 km SW of Perris, 0.61 km east of Hwy 74, south of Ethanac Rd. 503 Comment
  UCR76163  Layia platyglossa A. C. Sanders 1993-4-1 13662 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
  POM307779  Layia platyglossa subsp. campestris Henry J. Ramsey, Henry J. Ramsey 1938-3-26 25552 Riverside Corona-Elsinore Road. Comment
  RSA641178  Lemna minor Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38151 Riverside San Jacinto Mountains: San Bernardino National Forest. Lake Fulmor. 1615 Comment
  RSA429903  Lepidium fremontii Christopher Davidson 1973-4-19 1975 Riverside Joshua Tree Natl. Monument, ca 4 mi. E of Split Rock, ca 1.5 mi S of park entrance. 1220 Comment
  SBBG70816  Lepidium fremontii R. Hoffmann 1929-2-9 Riverside Desert Center Comment
  POM6614  Lepidium lasiocarpum P. A. Munz, L. T. Street, Williams 1919-3-25 2315 Riverside Palm Canyon. 243 Comment
  RSA658697  Lepidium lasiocarpum J. C. Roos 1948-5-15 3841 Riverside Lost Palms Canyon, Eagle Mountains., Colorado Desert. Comment
  UCR30098  Lepidium lasiocarpum George K. Helmkamp 1983-4-5 483 8 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  UC673522  Lepidium lasiocarpum var. lasiocarpum Herbert L. Mason 1928-3-11 4243 Riverside near Indio Comment
  SBBG133576  Lepidium latifolium S. D. White, L. Stafford 2007-6-27 11750 Riverside Santa Ana River floodplain just below Prado Dam; Chino Hills State Park 134 Comment
  CAS-BOT-BC13022  Lepidium virginicum Peter H. Raven; Sidney R. Snow 1956-6-30 9528 Riverside 4.7 miles east of Temecula on Highway 71. Comment
  RSA282920  Lepidium virginicum var. pubescens C. W. Tilforth, B. Busenberg 1980-6-17 1998 Riverside Along Thomas Mtn Rd, above Lake Hemet, and west of Hwy 74. 1524 Comment
Read comments Dec 28 2013
  SD51952  Lepidium virginicum var. pubescens Reid Moran 1962-7-7 9863 Riverside Strawberry Creek, 2 miles southeast of Idyllwild, San Jacinto Mountains 1550 Comment
  UCR153634  Lepidium virginicum var. pubescens Scott D. White 1999-5-24 7386 Riverside Peninsular Ranges/ Perris-Aguanga Basin, San Jacinto Valley, San Jacinto River wash: just N of the city of San Jacinto, about 1 mile SE of State St. Bridge 479 Comment
  POM113965  Lepidium virginicum var. robinsonii Marcus E. Jones 1926-3-10 s.n. Riverside Santa Ana Canyon Comment
  RSA679066  Lepidium virginicum var. robinsonii Scott D. White 2001-4-13 8320 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
  RSA716369  Lepidium virginicum var. robinsonii Scott D. White 2006-5-19 11475 Riverside South of Hemet, Santa Rosa Hills near Hemet Butte. 549 Comment
  SD262251  Lepidium virginicum var. robinsonii Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-27 317 62 Riverside Temescal Valley: North side of Concordia Ranch Rd., slopes just east of Black Powder Rd. 392 Comment
  CAS-BOT-BC328099  Lepidospartum squamatum J. Beley 1974-2-20 0057 Riverside Magnolia Rd., 0.5 mi S of Cabazon Comment
  CAS-BOT-BC329442  Lepidospartum squamatum Cecil Hart 1926-3-9 s.n. Riverside Between Whitewater & Indio Comment
  RSA544322  Lepidospartum squamatum Steve Boyd 1991-9-8 6430 Riverside Peninsular Range Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371. 600 Comment
  UC1069806  Lepidospartum squamatum A. E. Wieslander 1929-1-25 40 Riverside mouth of Bautista Creek; San Jacinto Quadrangle Comment
  RSA736654  Leptochloa fusca subsp. uninervia Justin M. Wood 2008-7-16 32 Riverside Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan property, Alberhill area. Comment
  UCR33683  Leptochloa uninervia Faulkner 1978-3-21 349 Riverside Sonoran (Colorado) Desert, 9 mi. north of Blythe on Hwy 95 152 Comment
  UCR119861  Leptodactylon jaegeri Heidi West, Lisa Fields 2000-7-19 s.n. Riverside San Jacinto Mtns., NNW and N sides of Divide Peak, c. 2.15 air mi. SE of San Jacinto Peak 2820 Comment
  RSA525413  Leptosiphon lemmonii Steve Boyd, Yvonne Rasmussen, Hugo Cota 1990-5-3 4521 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  SD137678  Leptosiphon parviflorus Darin L. Banks, Steve Boyd 1995-5-3 192 Riverside Agua Tibia wilderness Area; north slope of Agua Tibia Mountain, east of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  HSC85389  Leptosiphon pygmaeus Steve Boyd 1986-4-13 1688 Riverside Harford Springs County Park, between creek and W flank of 'Cross Mountain Comment
  RSA180354  Leptosiphon pygmaeus subsp. pygmaeus E. W. Lathrop 1965-5-9 5738 Riverside 6 miles W of Murrieta. Comment
  UCR202034  Lessingia filaginifolia Denise Woodard, G. Nuhn 1995-8-21 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, 300 acre parcel at west end of Domenigoni Valley, c. 3 miles south of Winchester on the west side of Winchester Rd. 470 Comment
  RSA773470  Lessingia glandulifera var. glandulifera Duncan S. Bell, Colleen Wheeler 2010-7-19 1630 B 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
  RSA793267  Lessingia glandulifera var. glandulifera Aaron C. Sedgwick, April Garbat 2012-5-5 97 Riverside West of San Jacinto Forest Service land and south of Hwy. 74. Entry point is from an unmarked road just ~1000 ft. west of the ranger station. Continue through citrus groves to BLM land located in a canyon south of the groves. 610 Comment
  SD229045  Lilium parryi Dick Schwenkmeyer 2012-8-28 818 Riverside Fuller's Mill camp, 2.6 mi. east of intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  RSA716346  Limonium ramosissimum R. E. Riefner 2006-8-2 6 -356 Riverside Temescal Valley, W side of I-15 Freeway, ca. 1.1 mi N of Temescal Canyon Rd. 289 Comment
  RSA723549  Limonium ramosissimum R. E. Riefner 2006-8-22 6 -398 Riverside Corona-La Sierra area, vicinity of Green River Rd. and Palisades Dr. 16 Comment
  UC1537459  Linanthus aureus Gordon H. True Jr. 1935-4-10 222 Riverside Box Springs Sycamore Canyon 365 Comment
  RSA689560  Linanthus dianthiflorus Scott D. White, Michael Honer 2003-4-25 9106 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
  UCR281228  Linanthus dianthiflorus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-27 317- 46 Riverside Temescal Valley, East end of Concordia Ranch Rd., open space adjacent to east side of the equipment yard 390 Comment
  UCSB18572  Linanthus dianthiflorus Stock, Karen 1963-5-4 Riverside Banning-Idyllwild road, 2 miles south of Banning 853 Comment
  UCR233176A  Linanthus jonesii Jim Andre, Glenn L. Clifton 2011-2-22 17432 Riverside Mecca Hills, along Box Canyon Road, 8.5 mi northeast of town of Mecca 171 Comment
  UC1537468  Linanthus lemmonii Gordon H. True Jr. 1935-4-11 576 Riverside Gavilan Hills 609 Comment
  UC880259  Linanthus lemmonii P. A. Munz 1922-4-29 5033 Riverside Temescal Canyon Comment
  UCR133508  Linanthus lemmonii G. R. Ballmer 1998-4-18 s.n. Riverside San Jacinto Mtns. Foothills, Friendly Hills Ranch, SE of Hemet at end of Fairview Ave., near mouth of Bautista Canyon 854 Comment
  UCR48508  Linanthus pygmaeus Steve Boyd 1986-4-13 1688 Riverside Gavilan Hills, Harford Springs County Park, between creek and W flank of 'Cross Mountain Comment
  UCD170903  Linum usitatissimum T. B. Salvato 1999-5-5 070 Riverside Upper Santa Ana River Basin/San Bernardino Valley, Riverside, residence at 1009 Bascomb Drive. 305 Comment
  UCR49999  Lippia nodiflora Theo Glenn 1987-6-15 s.n. Riverside Western Colorado Desert, Coachella Valley, Thousand Palms Oasis, in the Indio Hills. 168 Comment
  UCR280818  Lithophragma affine Mitch Provance 2017-5-4 517- 51 Riverside San Jacinto Mountains, Idyllwild, near corner of Canyon Dr. and Marian View Dr. 1585 Comment
  RSA593877  Loeflingia squarrosa Steve Boyd, David E. Bramlet 1996-4-19 8623 Riverside San Jacinto Valley, ca 2 air miles NE of Winchester and 0.5 mi W of Ryan Airfield in the upper Salt Creek floodplain, E base of rounded hill at the N end of California Avenue, N of Stetson Avenue 457 Comment
Read comments Mar 20 2011
  UCR18168  Loeflingia squarrosa A. C. Sanders 1978-4-2 00270 Riverside Sonoran (Colorado) Desert, Coachella Valley, Deep Canyon Reserve - south of Palm Desert. Alluvial fan near the Boyd Research Center 366 Comment
  JOTR30672  Loeseliastrum matthewsii La Doux, Tasha, Jim Andre 2008-3-21 141 Riverside Joshua Tree National Park. N. side of paved road to Cottonwood, at Fried Liver Wash crossing 557 Comment
  SEINET3005058  Loeseliastrum matthewsii G. Rink 2011-4-29 10496 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, sandy 91 Comment
  CHSC1264  Loeseliastrum schottii F. Hughes 1935-4-16 Riverside Colorado desert. Comment
  CAS-BOT-BC342255  Logfia filaginoides A. C. Sanders; G. Waines; B. Ehdaie; A. Aryavand 1997-3-12 19890 Riverside Lake Skinner area: lower Rawson Canyon, NE of the lake and SW of Black Mtn., along the road 518 Comment
  UCR54310  Lolium perenne Frank C. Vasek 1956-6-12 s.n. Riverside Riverside: Hwy 60, 1.05 mi east of Chicago Ave. on the University of California, Riverside campus Comment
  UCR89827  Lolium perenne Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) andc. 0.25 mi south of the San Jacinto River 430 Comment
  POM184737  Lomatium mohavense subsp. longilobum P. A. Munz, C. L. Hitchcock 1932-4-9 12228 Riverside open flats, White Tanks, eastern Riverside. Comment
  CAS-BOT-BC167077  Lonicera subspicata Wayne Law; Jun Hu 2000-5-16 20 Riverside Peninsular Ranges; Santa Ana Mtns.: Eastern edge of Cleveland National Forest, above Temescal Valley in Indian Canyon, 11.8 mi S of Corona 396 Comment
  UCR164066  Lonicera subspicata John F. Green 2005-11-2 s.n. Riverside Peninsular Range, Southern Santa Ana Mtns., Santa Rosa Plateau, La Cresta area, Los Alamos Canyon 1.5 mi. SW of Los Alamos Ranch, just outside Cleveland Nat. Forest boundary 564 Comment
  OBI77147  Lonicera subspicata var. denudata David J. Keil 1983-4-15 16894 Riverside East of Temecula on SR79. Comment
  POM318798  Lonicera subspicata var. denudata Patricia Wilder 1968-7-5 4312 Riverside Trail near Idyllwild, San Bernardino National Forest. 1982 Comment
  RSA191424  Lonicera subspicata var. denudata E. W. Lathrop, R. F. Thorne 1967-9-26 s.n. Riverside 6 miles NW of Murrieta. Comment
  UCSC000918  Lotus argophyllus Peter Kamb 1947-5-17 513 Riverside San Jacinto Mts., Hall Canyon 1646 Comment
  RSA113275  Lotus argophyllus var. argophyllus E. K. Balls 1955-4-1 20413 Riverside Hwy 74, 3 miles NE of Pinyon Flats. Alt 915 Comment
  UCR18540  Lotus crassifolius A. C. Sanders 1978-6-11 00334 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  HSC85289  Lotus hamatus Steve Boyd 1986-5-1 1795 Riverside SW Perris Basin, Hill W of Skunk Hollow, Skunk Hollow vernal pool Comment
  UCR78446  Lotus hamatus Scott D. White 1993-4-22 1250 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 489 Comment
  RSA406164  Lotus haydonii B. C. Templeton 1930-4-9 101 Riverside Palm Springs 400 Comment
Read comments Aug 28 2011
  UCR143489  Lotus haydonii B. C. Templeton, I. W. Clokey 1930-4-9 1011 Riverside Sonoran (Colorado) Desert, N of Palm Springs 400 Comment
  POM122521  Lotus heermannii Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  UCR276076  Lotus heermannii T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-26 3798 Riverside San Jacinto Mountains, Rouse Ridge, east of Rouse Hill on 4WD road 2E17 (becoming a foot trail), c. 0.7 mile north of Rouse Ridge Road (5S15), NE of Milky Spring, San Bernardino National Forest 1476 Comment
  RSA697967  Lotus humistratus J. R. Bruff 1928-5-2 169 Riverside Cottonwood Springs. Comment
  SEINET3694584 Image available Lotus humistratus Annie M. Alexander, Louise Kellogg 1941-5-15 2185 Riverside Eagle Mountains 914 Comment
  UCR154602  Lotus humistratus A. C. Sanders, T. B. Salvato 2005-4-28 29763 Riverside Peninsular Ranges, Gavilan Hills; north of Santa Rosa Rd., 1 mi. SW of Ida Leona Mine 625 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
  RSA406220  Lotus oblongifolius N. C. Cooper 1944-7-16 1563 Riverside Above Pine Cove, San Jacinto Mtns. 1829 Comment
  RSA704854  Lotus oblongifolius J. R. Bruff 1934-6-19 553 Riverside Idyllwild Comment
Read comments Jul 29 2010
  RSA90410  Lotus oblongifolius E. C. Jaeger 1921-6-11 5449 Riverside Idyllwild Comment
  UCR256782  Lotus purshianus T. B. Salvato, Matthew Malle 2013-5-20 7574 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
  RSA676100  Lotus salsuginosus var. salsuginosus Scott D. White 2001-4-3 8270 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  RSA652462  Lotus scoparius var. brevialatus Marion P. Harthill 1971-3-19 31 Riverside Palm Desert. Comment
  RSA716258  Lotus scoparius var. brevialatus Scott D. White, Angelia Carey 2004-4-5 10005 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR225216  Lotus scoparius var. brevialatus T. B. Salvato, Matt Malle, Tim Searl 2011-4-19 5161 Riverside Peninsular Range; Gavilan Hills, Alberhill, unpaved extension of Lake Street, 1.5 km NNE of the intersection of Lake Street and Hwy 15 473 Comment
  UCR103279  Lotus strigosus B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3587 Riverside San Bernardino Mountains, Wildlands Conservancy's Mission Creek Preserve, c. 2 mi. up canyon from entrance at ranch gate, on Mission Creek Road, off of Calif. Hwy 62 762 Comment
  UCR214121  Lotus strigosus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-2 37727 Riverside Peninsular Range, Alberhill, south foot of the Gavilan Hills at Temescal Canyon, c. 0.5 mi NE (34 deg. ) of intersection of Temescal Canyon Rd. and Concordia Ranch Rd. 518 Comment
  UCR138563  Lotus strigosus var. tomentellus Steve Boyd, Orlando Mistretta 1986-3-13 1471 Riverside Sonoran (Colorado) Desert, West side of Palen Mountains, NE of Desert Center. Upper bajada at base of range 244 Comment
  UCR214281  Lotus strigosus var. tomentellus A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37469 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  UCR74371  Lotus tomentellus Theo Glenn 1991-5-2 91- 14 Riverside Sonoran (Colorado) Desert, McCoy Mountains, NW of Blythe 350 Comment
  UCR90319  Lotus tomentellus Ed LaRue 1993-4-29 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 137 Comment
  RSA525455  Lotus wrangelianus Steve Boyd, David E. Bramlet 1990-4-29 4500 Riverside Lake Skinner County Park, SE base of Bachelor Mountain. Comment
  SD237432  Lupinus arizonicus Dave Silverman, Mark Bibbo 2010-3-31 7887 Riverside UTM in Supplement.N. Palo Verde Mesa, E flank bajada of the McCoy Mtns, one mile W of Black Creek Rd, 5.3 km N of I-10 and 6.5 km ENE of McCoy Peak. Comment
  UCSB3394  Lupinus arizonicus Haller, John 1957-3-23 Riverside At South boundary of Joshua Tree National Monument; 4 air miles S of Cottonwood Sprs.; 1 miles N og junction with US 60 609 Comment
  SEINET10488536  Lupinus arizonicus David B. Dunn 1948-2-21 Dunn 3675 Riverside Seedling; Pushawalla Canyon; a rain about two weeks earlier in wash. Hills still quite dry. Comment
  HSC85456  Lupinus bicolor Steve Boyd 1986-4-2 1599 Riverside Harford Springs County Park, NW corner of the Gavilan plateau 612 Comment
  UC1952557  Lupinus bicolor Steve Boyd 1995-5-13 8512 Riverside Santa Ana Mountains, south of Elsinore Peak near intersection of road to radio towers on summit and trail following old Main Divide Road grade. Comment
  UCR43179  Lupinus bicolor B. G. Pitzer, Karen Kirtland 1986-5-6 0201 Riverside Peninsular Range, Butterfield Stage Ranch Development, hills on the north side of Pauba Valley in Rancho California area, 1 mi south of Buck Mesa, on the E side of Butterfield Stage Rd. 457 Comment
  SEINET10450512  Lupinus bicolor subsp. marginatus David B. Dunn 1949-4-10 Dunn 5541 -2-3 Riverside 1 mile e of beaumont on the s side oth the hwy at xenica ave Comment
  SDSU13492  Lupinus concinnus Ryan Jacobson, Jeremy Mass 2000-9-8 Riverside Jeep trail along Stone Creek, Santa Margarita Ecological Reserve. 177 Comment
  RSA559939  Lupinus concinnus subsp. concinnus Steve D. Boyd 1992-4-18 6890 Riverside Buck Mesa, S of Lake Skinner, 1.8 mi E of main entrance rd to lake along Borell Rd. Comment
  POM12635B  Lupinus densiflorus var. densiflorus Philip A. Munz 1922-4-30 5102 Riverside Dripping Spring near Temecula Creek. Comment
  RSA395898  Lupinus densiflorus var. lacteus Steve D. Boyd 1986-4-22 1763 Riverside Temescal Canyon; W side of Indian Wash, S of I-15 Comment
  RSA413572  Lupinus excubitus var. austromontanus Christopher Davidson 1975-6-16 2815 Riverside 3.8 mi. N of Alandale Station on road R1 from Idyllwild to Banning. 1700 Comment
  RSA585744  Lupinus excubitus var. hallii D. L. Banks, S. D. Boyd 1995-5-9 0408 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. 737 Comment
  SEINET10543984  Lupinus formosus David B. Dunn, Douglas G. LeDoux; Patricia L. Kenney 1973-6-15 Dunn 20760 Riverside Coll along the sandy roadside. Sparse yellow pines. 4 Mi nw of jct of hwy 74 and 71 on 74. 1402 Comment
  LA205046  Lupinus formosus var. bridgesii Elizabeth McClintock; 1941-5-19 4 Riverside Santa Rosa Indian Reservation Comment
  RSA413693  Lupinus hirsutissimus N. C. Cooper 1944-4-22 1114 Riverside Banning. 701 Comment
  RSA652184  Lupinus hirsutissimus Jim M. Morrow 1959-5-10 s.n. Riverside Near Teneja road, Vail ranch, appx. 5 mi. South of Murrieta. 677 Comment
  UCR142196  Lupinus hirsutissimus June Latting 1979-4-8 s.n. Riverside Box Springs Mountain 915 Comment
  POM9809  Lupinus hyacinthinus E. C. Jaeger 1921-7-2 s.n. Riverside Tahquitz Valley. 2195 Comment
  POM320521  Lupinus latifolius subsp. parishii Worthman 1960-5-16 165 Riverside 8.7 miles west of Murietta. 168 Comment
Read comments Jun 16 2013
  UCR180045  Lupinus microcarpus Mitch Provance 2005-5-18 9810 Riverside Warm Springs Valley, Nichols road wetland area at Alberhill Creek, south of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both the NE and SW sides of Baker St. in the city of Elsinore 396 Comment
  UCR16239  Lupinus microcarpus var. densiflorus Margaret-Lee Dean 1965-3-25 s.n. Riverside 0.25 mi. west of Redlands Boulevard on Hwy 60 488 Comment
  UCSB36644  Lupinus microcarpus var. densiflorus Brownell, K. 1980-5-17 Riverside 4 mi. S on Tenaja Rd. from Calle Colina, Santa Ana Mts. Comment
  RSA3983  Lupinus shockleyi Carl B. Wolf 1932-4-29 3121 Riverside Eastern Colorado Desert, 3 miles S of Rice on the Blythe road. 213 Comment
  RSA0065646  Lupinus sparsiflorus Cheryl Sevilla, Sarah J. De Groot 2015-3-18 40 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; off the Pacific Crest Trail about 2.2 air miles north of the Whitewater Preserve Ranger Station; on the hillside east of the Whitewater River drainage. 885 Comment
  RSA414278  Lupinus sparsiflorus Christopher Davidson 1973-4-1 1791 Riverside St. Hwy 71/79, appx 7 miles E of jct with Hwy 395 south. 412 Comment
  UC68635  Lupinus sparsiflorus H. M. Hall Apr 1905 5891 Riverside Chuckawalla Springs; Colorado Desert, Chuckawalla Springs Comment
  UCR85181  Lupinus sparsiflorus A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16165 Riverside Coachella Valley/San Jacinto Mtns foothills, Coachella Valley: N-facing rocky slope in Chino Canyon along the Palm Springs tram road, 2 mi above Hwy 111 (Palm Canyon Dr.) 612 Comment
  UCR90371  Lupinus sparsiflorus D. L. Banks, Steve Boyd 1995-5-3 232 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
  CDA27590  Lupinus succulentus McLane Riverside Highway between Riverside & Beaumont. 0 Comment
  UCR18527  Luzula comosa A. C. Sanders 1978-6-11 791 Riverside San Jacinto Mtns., James Reserve (above Lake Fulmor), near bridge over Indian Creek 1646 Comment
  CLARK-A1528-4345  Lycium andersonii John C. Roos 1966-2-12 Riverside Chuckwalla Valley Comment
Read comments May 21 2016
  RSA735218  Lycium andersonii Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11241 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
  UCR51932  Lycium andersonii Steve Boyd, S. Meury, Richard Noyes, L. Arnseth 1988-3-10 2178 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  POM171280A  Lycium andersonii var. deserticola I. M. Johnston 1930-6-15 3785 Riverside Lost Palms Canyon above [Anslintz] Wall, Eagle Mts., Colo. Desert. [information from frag pack] Comment
  POM250365  Lycium cooperi I. W. Clokey 1935-4-17 s.n. Riverside Cottonwood Springs. Comment
  UC68699  Lycium cooperi H. M. Hall May 1905 6031 Riverside Eagle Mt. Colorado Desert 975 Comment
  UCR248092  Lycium pallidum var. oligospermum Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-11 4367 Riverside Sonoran (Colorado) Desert, Mecca Hills, at Hidden Spring just off Hidden Spring Canyon, c. 2.6 air miles south of Shaver Well, or c. 5.4 air miles northeast of junction of Box Canyon Road and the Coachella Canal 216 Comment
  RSA0103094  Lythrum californicum Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8546 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  UCR124135  Lythrum californicum Steve Boyd 1989-7-7 3766 Riverside Peninsular Range, Upper Temscal Canyon at SE end of Alberhill Mtn. south of I-15 at Nichols Rd. exit 381 Comment
  POM157905  Madia exigua P. A. Munz 1927-5-20 10815 Riverside 10 miles south of Hemet Comment
  UCR104173  Malacothamnus fasciculatus Scott D. White 1997-5-25 5249 B Riverside Peninsular Range; Perris Basin, Winchester Area: Hills south of Patton Ave. and west of Winchester Road, c. 2 air mi SW of the junction of Winchester Road and Simpson Avenue 549 Comment
  UCR123633  Malacothamnus fasciculatus var. fasciculatus Steven R. Hill, A. C. Sanders 2001-5-4 33731 Riverside Santa Rosa Plateau, Carancho Road, W side of De Luz Creek valley descending plateau, downslope from 'cut flower' farm. c. 1370 ft. NE of San Diego Co. line 186 Comment
  CLARK-A1528-266  Malacothrix californica Charlotte Stocks 1963-6-30 Riverside Anza Comment
  POM13249  Malacothrix clevelandii P. A. Munz, I. M. Johnston 1922-5-19 5347 Riverside 5 miles NE of Murietta. 457 Comment
  RSA585506  Malacothrix clevelandii D. L. Banks, S. D. Boyd 1995-5-9 0367 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, W of the Dripping Springs Alcove, W of Woodchuck Campground. 793 Comment
  UCR34956  Malacothrix clevelandii L. B. Ziegler 1972-5-30 471 Riverside San Jacinto Mtns., alongside Hwy 74 1341 Comment
  UC218090  Malacothrix coulteri P. A. Munz, D. Keck 1922-4-9 4813 Riverside Chuckwalla Valley, Hayfields Colorado Desert, Chuckwalla Valley, Hayfields 152 Comment
Read comments May 1 2006
  POM362323  Malacothrix glabrata Ora M. Clark 1929-3-16 1718 Riverside NW Whitewater Comment
  RSA682161  Malacothrix glabrata Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10484 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
  RSA715094  Malacothrix glabrata Sarah J. De Groot, J. Mark Porter 2006-3-14 5196 Riverside North foot of San Jacinto Mts., between Snow Creek Road and Highway 111; several miles downstream from gaging station. 366 Comment
  RSA721109  Malacothrix glabrata J. R. Bruff 1928-4-2 115 -b Riverside Canyon wash west of Morango Comment
  RSA774497  Malacothrix glabrata Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4418 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  RSA778136  Malacothrix glabrata J. Andre 2011-2-2 16207 Riverside Coachella Valley; west of Palm Springs along Hwy. 111 (south side) at base of San Jacinto Mts. at Windy Point, approx. 5.5 miles from Jct. with I-10 259 Comment
  SEINET242055  Malacothrix glabrata A. C. Sanders 2001-4-8 23972 Riverside Western Colorado Desert: Coachella Vly, Garnet, along transmission line route E of Garnet Wash 232 Comment
  OBI12339  Malva parviflora Tracey & Viola Call, Viola Call 1962-4-8 2120 Riverside Rancho Rd, Corona 213 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
  UCR37437  Malva parviflora Steve Boyd 1981-4-8 s.n. Riverside Gavilan Plateau, Lake Mathews Road, south of Gavilan Peak 640 Comment
  CHSC8087  Marah macrocarpa Edward L. Smith 1958-3-6 341 Riverside Located in Cold Water Canyon, Glen Ivy on Tomesal Canyon Road. Santa Ana Mts. 762 Comment
  RSA33787  Marah macrocarpa N. C. Cooper 1944-3-24 1026 Riverside Banning. 701 Comment
  UCR175117  Marah macrocarpa Jennifer H. Jones, Toby Bartels 2006-4-23 278 Riverside Transverse Ranges; San Bernardino Mtns., Banning Pass, NE of Cabazon along powerline road and in Deep Canyon 744 Comment
  RSA404235  Marina parryi M. B. Dunkle 1935-4-17 4550 Riverside East of Wiley Well, Colorado Desert. Comment
Read comments Dec 14 2011
  SD143891  Marina parryi G. K. Helmkamp, E. A. Helmkamp 1998-2-18 2694 Riverside Colorado Desert; Midland Road, 3.8 miles southeast of Midland, Little Maria Mountains. Comment
  SDSU7027  Marrubium vulgare S. J. Barnhart 1966-4-17 660417 -14 Riverside SW facing slope of small hill .1 mile E of McAllister St. Along the Metropolitan Water Co. Utility raod (dirt), which is 1.5 miles SE of the intersection of McAllister St. and Victoria Ave. 457 Comment
  RSA0012172  Matricaria occidentalis A. C. Sanders, T. B. Salvato 2011-3-28 38817 Riverside Menifee Valley, between Sun City and Perris, from McLaughlin & Evans roads intersection east to I-215 Fwy 434 Comment
  SDSU13991  Medicago polymorpha Michael G. Simpson 2000-4-30 2081 Riverside Disturbed grassy field ssw of Southside field station (Henderson House), Santa Margarita Ecological Reserve (SDSU). 122 Comment
  POM1219  Melica frutescens I. M. Johnston 1918-4-27 1863 Riverside Temescal Canon (West of Elsinore). 366 Comment
  RSA487546  Melica imperfecta Bill Wagner 1988-3-2 s.n. Riverside Glenoaks Road about 2.5 mi S if Lake Skinner and ca. 8 mi NE of Temecula. 564 Comment
  SD137951  Melica imperfecta Darin L. Banks, Steve Boyd 1995-5-3 273 Riverside N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove area, along the lower alluvial benches of Arroyo Seco 512 Comment
  SD244057  Melica imperfecta T. B. Salvato 2013-3-22 7410 Riverside Perris - Aguanga Basin: southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), south of Los Alamos Rd, rocky slopes flanking Warm Springs Creek. 395 Comment
  UCD87744  Melica imperfecta A. A. Beetle 1944-4-27 3007 Riverside West of Murietta. Comment
  UCR104594  Melica imperfecta G. R. Ballmer 1998-3-14 s.n. Riverside Santa Ana Mtns., Walker Basin, west of Temecula, south of Rancho California Rd., vicinity of Via Vaquero 396 Comment
  UCR41238  Melica imperfecta N. M. Fellows 1984-3-20 7 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Oasis de Los Osos Preserve, off Snow Creek Canyon at the north foot of the San Jacinto Mtns, 1 mi west of Snow Creek Village 488 Comment
  UCR167270  Melilotus albus John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  SEINET8721690 Image available Melilotus indicus Jean Coulson 1959-1 s.n. Riverside Riverside; S.W. corner of the back yard at 892 plum. Comment
  RSA69819  Mentha aquatica J. C. Roos 1951-9-25 5289 Riverside West end Fairmount Park 259 Comment
  HSC85404  Mentzelia affinis Steve Boyd 1986-4-20 1722 Riverside Gavilan Hills: Santa Rosa Rd. just W of Piedras Rd. Comment
  UC724202  Mentzelia involucrata Aven and Ruth Nelson 1939-3-29 3331 Riverside Hidden Springs Comment
  UCSB4221  Mentzelia involucrata Atsatt, Pete 1958-3-21 Riverside 1.5 miles from town of Whitewater, U.S. Highway 66 & 99; up Whitewater Canyon 518 Comment
Read comments Nov 19 2014
  RSA0021559  Mentzelia jonesii Duncan S. Bell, Aaron Sims 2012-3-10 2046 Riverside Orocopia Mountains; northeast section of range, approximately 4 air miles east of Chiriaco Summit. 497 Comment
  RSA440444  Mentzelia jonesii Anstruther Davidson 1922-05 s.n. Riverside Colorado Desert, Riverside County Comment
  RSA1275  Mentzelia laevicaulis E. R. Johnson 1928-6-8 972 Riverside Jackrabbit Pass, 6 miles W of Beaumont, Riverside County Comment
  RSA600853  Mentzelia laevicaulis C. Epling, Wm. Robinson 1936-7-1 s.n. Riverside Banning: Jack Rabbit Trail. Comment
Read comments Mar 21 2011
  SEINET5324803  Mentzelia longiloba var. longiloba H. M. Hall 1905-4-1 5925 Riverside Colorado Desert, McCoy wash. 91 Comment
  UCR267162  Microseris douglasii subsp. douglasii Mitch Provance, Matt Amalong, Eric Kline 2015-3-24 315- 16 Riverside Temecula/Murrieta Region, Murrieta, S of Keller Rd., along dirt portion of Menifee Rd. (unmarked), on the old Clydesdale horse ranch 461 Comment
  RSA192187  Microseris douglasii subsp. platycarpha E. W. Lathrop 1959-4-16 4446 B Riverside 14 miles W of Murrieta, Tenaja plateau. Comment
  RSA524441  Microseris douglasii subsp. platycarpha Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4057 Riverside Vail Lake area, summit of Big Oak Mountain at E end 793 Comment
  POM13807  Microseris heterocarpa P. A. Munz 1922-4-29 5069 Riverside 0.5 mile south of Lake Elsinore. 381 Comment
  RSA522706  Microseris heterocarpa Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-29 3893 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  UCR116506  Microseris heterocarpa A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 745 Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR120951  Microseris lindleyi A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23876 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  UCR178841  Microseris lindleyi Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 017 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  UC1979589  Mimulus aurantiacus D. L Banks, Steve Boyd 1995-6-2 0560 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, approximately 1/4 miles S of the clay grassland in section 32. Comment
  UCD122229  Mimulus aurantiacus Maureen H. Pendleton 1988-2-1 s.n. Riverside Ca. 2 1/2 mi. S of Temecula between I-215 and Rainbow Canyon Road. 411 Comment
  JEPS87307  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-18 1069 Riverside 3.3 mi n Lakeview (at Ramona Expressway) (along Davis Road, 3.8 rd mi s of Hwy 60) 485 Comment
  LA209115  Mimulus aurantiacus var. pubescens Norman C. Cooper; 1944-5-6 1205 Riverside Banning 701 Comment
  POM312148  Mimulus aurantiacus var. puniceus N. C. Cooper 1944-6-4 1321 Riverside Elsinore Mountain. Lookout at top. 1067 Comment
  UCD122360  Mimulus aurantiacus var. puniceus Geoffrey Levin 1975-4-26 484 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. Drainage Area: Pacific Slope. 335 Comment
  UCR135845  Mimulus aurantiacus var. puniceus A. C. Sanders 2004-4-20 27534 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCR22113  Mimulus aurantiacus var. puniceus Steve Boyd 1980-4-8 116 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA717465  Mimulus brevipes Scott D. White 2006-4-28 11322 Riverside Elsinore Basin: Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  UCR120826  Mimulus brevipes Ian G. Gillespie 2000-4-27 28 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 30 m south of DePalma Road 412 Comment
  UCR127360  Mimulus brevipes A. C. Sanders, D. Malueg 2003-5-8 26565 Riverside Perris-Aguanga Basin region, Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek 396 Comment
  CAS-BOT-BC9465  Mimulus diffusus Barbara Ertter; Jeffrey L. Strachan 1980-5-21 3483 Riverside Santa Rosa Mountain road (Forest Road 7S02) ca. 2 miles south of Highway 74 (Pines to Palms Highway) 1584 Comment
  RSA509456  Mimulus diffusus T. P. Krantz 1982-4-22 s.n. Riverside San Jacinto Moutains, Garner Valley, Bonita Vista Road Comment
  RSA731022  Mimulus diffusus M. Wall 2008-4-13 445 Riverside San Jacinto Valley, Santa Rosa Hills, Simpson Park 750 Comment
  RSA612169  Mimulus floribundus Louis C. Wheeler 1932-7-9 930 Riverside Santa Ana River at Chino Creek. 152 Comment
  SBBG53759  Mimulus floribundus S. Boyd 1980-5-11 Riverside Harford Springs County Park, NW corner of the Gavilan Plateau Comment
  LA209492  Mimulus fremontii John O'Leary; 1975-6-13 399 Riverside Yellow Pine Forest, near side of Hy. leading from Banning to Idyllwild, 0.5 mi N of lake Fullmer 1584 Comment
  UCR231809  Mimulus fremontii Brent Barnes, A. C. Sanders, Giles Waines, UCR Plant Taxonomy Class 2007-5-12 10 Riverside Peninsular Range; San Jacinto Mtns., dirt forest service road north of Poppet Flats, west of Hwy 243 1253 Comment
  RSA535568  Mimulus fremontii var. fremontii David M. Thompson 1988-4-8 869 Riverside 0.4 mi S of Indian Valley Truck Trail interchange (I-15) along frontage road on NE side of I-15. Between I-15 and frontage road near summit of S bank of Indian Creek. 351 Comment
  RSA80472  Mimulus latidens F. W. Peirson 1922-5-19 3043 Riverside Menifee Valley (South of Perris) 427 Comment
  UC1531139  Mimulus microphyllus Robert F. Thorne, M. Z. Thorne, and W. Wisura 1978-5-21 51989 Riverside Mesa de Colorado Santa Rosa Plateau 609 Comment
  CLARK-A1528-4264  Mimulus pilosus John C. Roos 1936-9-15 2511 Riverside San Jacinto Mountains Comment
  RSA716874  Mirabilis laevis A. C. Sanders 2003-4-4 25851 Riverside San Bernardino/Santa Ana River Valley Region: Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope. 366 Comment
  UCR120587  Mirabilis laevis Steven R. Hill 2001-5-3 33683 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  SDSU16685  Mirabilis laevis var. crassifolia Francis H. Bozzolo 2006-4-16 7 Riverside Santa Margarita Ecological Reserve, northern end, ca. 0.1 miles south of North gate on Via Tornado road. Shallow slope on NW side of road, with single large Quercus sp at base. 360 Comment
  CAS-BOT-BC434835  Mirabilis laevis var. retrorsa B. Trowbridge 1979-4-17 6100 Riverside Lower Cottonwood Springs Wash, north of Interstate 10 762 Comment
  UC194830  Mirabilis laevis var. retrorsa S. B. Parish 1916-5-18 10847 Riverside Cottonwood Spr., Colorado Desert 792 Comment
  UCR166532  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 Canal 49 Comment
  POM13891  Mohavea confertiflora Philip A. Munz, D. D. Keck 1922-4-9 4825 Riverside South base of Eagle Mountains 3 miles NE of the 'Hayfields' 213 Comment
  SBBG69832  Mollugo cerviana R. Hoffmann 1929-9-11 Riverside Thomas Valley Comment
  UCR161453  Monardella breweri subsp. lanceolata Mike Misenhelter 2005-8-24 s.n. Riverside Peninsular Range; San Jacinto Mtns., W side of Pine Cove, south of Logan Creek near Truck Trail 1829 Comment
  RSA786959  Monardella lanceolata Robert F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49544 Riverside Santa Ana Mountains: along Ortega Highway (74), perhaps 1/4 mile west of El Cariso Comment
  UC63754  Monardella linoides subsp. linoides H. M. Hall 1901-6 2430 Riverside Tauquitz Valley San Jacinto Mountains 2133 Comment
  LA96105  Monardella nana Elizabeth McClintock; 1940-5-19 5 Riverside 0.25 mi off Pines to Palms Hwy on rd to Santa Rosa Mt Comment
  UC1499919  Monardella nana E. McClintock, H. Lewis 1941-6-29 75 Riverside Santa Rosa Mt. 4 1/2 miles above Pines to Palms Highway in canyon where stream crosses road up mountain Comment
  UC1499927  Monardella nana E. McClintock, H. Lewis 1941-6-29 77 Riverside Santa Rosa Mt. road, 1 mi beyond canyon where stream crosses road Comment
  RSA750389  Monardella nana subsp. arida C. Epling 1941-6-5 s.n. Riverside 1.2 miles below Ribbonwood. Pines to Palms Highway. Comment
  POM46857  Monardella nana subsp. tenuiflora Mary F. Spencer 1924-6-25 2374 Riverside Burntlands, north side of San Jacinto Mtns. Comment
  RSA109308  Monardella nana subsp. tenuiflora H. K. Sharsmith 1954-7-7 4444 Riverside San Jacinto Mountains, On Forest Service Road to Black Mountain ca. 1 mile from Hwy. Beteen Fuller Creek and Idlewild. 1982 Comment
  RSA750289  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-11 97 Riverside Banning-Idyllwild road. Fuller Mill Creek. Comment
  RSA83427  Monardella nana subsp. tenuiflora F. W. Peirson 1924-7-27 4990 Riverside San Jacinto Mountains: Dark Canyon. 2226 Comment
  UC1499816  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-17 119 Riverside trail to Suicide Rock (at the stream which crosses the trail, a short distance beyond the forks); San Jacinto Mts. Comment
  UCSC001505  Monardella nana subsp. tenuiflora Peter Kamb 1947-6-7 576 Riverside San Jacinto Mts., Hall Canyon 1646 Comment
  CAS-BOT-BC220422  Monardella robisonii Peter H. Raven; David Verity 1960-6-5 15495 Riverside Jumbo Rock Camp Ground, Joshua Tree National Monument Comment
  JOTR30992  Monardella robisonii La Doux, Tasha, Maria Harding 2010-7-8 1971 Riverside Joshua Tree National Park. White Tanks, ~500m north of Arch Rock Nature trail; plants in this population seem to have some M. linoides characteristics. Comment
  SBBG60710  Monoptilon bellioides Anstruther Davidson 1895-1 Riverside Palm Springs Comment
  UC1080449  Monoptilon bellioides P. C. Everett and E. K. Balls 1958-4-29 22959 Riverside 5 mi e from junction with U. S. Hwy. 99 (U. S. Hwy. 60 and 70, Indio to Blythe) 121 Comment
  UCR24296  Montia chamissoi John C. Roos 1937-8-18 2536 Riverside San Jacinto Mtns, Round Valley 2744 Comment
  RSA0097960  Muhlenbergia asperifolia Duncan S. Bell 2014-11-14 7713 Riverside Santa Rosa Mountains; in the Santa Rosa Wilderness area; west side of Martinez Mountain; collecting at Cactus Spring. 1292 Comment
  UC496519  Muhlenbergia asperifolia P. A. Munz 1932-10-16 12844 Riverside on road from Deep Canyon to Vandeventer Flat; Santa Rosa Mts. 1066 Comment
  UCR2577  Muhlenbergia filiformis F. M. Reed 1908-7-12 2444 Riverside San Jacinto Mtns., Margin of Lake Surprise [=Hidden Lake] 2744 Comment
  RSA525258  Muhlenbergia microsperma Steve Boyd, L. Arnseth, Yvonne Rasmussen, H. Cota 1990-5-3 4571 Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 548 Comment
  UCR2588  Muhlenbergia microsperma F. M. Reed 1917-5-19 3857 Riverside Sonoran (Colorado) Desert, Palm Canyon, near palm grove Comment
  SEINET186323 Image available Muhlenbergia richardsonis Philip A. Munz 1938-8-14 15347 Riverside Virgin Spring Santa Rosa Peak. 2286 Comment
  RSA561420  Muhlenbergia rigens Steve Boyd, Timothy S. Ross, Dave Bramlet 1992-9-9 7689 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Almos Road (7S04) and the confluence of Los Almos Creek., Up the San Mateo Trail north to Potrero de la Cienega. 396 Comment
  UCR199627  Muhlenbergia rigens Scott D. White 2004-4-26 10255 Riverside San Jacinto Mountain Foothills, Soboba Indian Reservation, Indian Creek Watershed 671 Comment
  UCR89793  Muilla maritima Scott D. White 1993-5-27 1414 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  UCR125283  Myoporum laetum A. C. Sanders 2003-1-14 25664 Riverside San Bernardino Valley Region, Louis Rubidoux Nature Center, Santa Ana River 220 Comment
  RSA517920  Nama demissa Steve Boyd, B. Roy, T. S. Elias, S. Zona, S. Meury 1986-3-5 1346 Riverside Hwy 195, N base of the Orocopia Mts., halfway between I-10 & Box Canyon. Comment
  RSA715323  Nama demissa Ora M. Clark 1929-3-16 1706 Riverside South Cabazon. Comment
  CDA40302  Nama demissa var. demissa T. C. Fuller 1963-4-23 10273 Riverside Box Canyon Wash, Mecca-Blythe Road (Highway 195), 11.8 miles northeast of Mecca. 0 Comment
  UC1426624  Nama demissa var. demissa Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6485 Riverside near Interstate 10 24 mi e of Indio (at s entrance to Joshua Tree National Monument); Joshua Tree National Monument 548 Comment
  POM98790  Nama demissa var. deserti P. A. Munz 1926-1-31 9959 Riverside Dos Palmos [Palmas] Spring. Comment
  RSA192227  Nassella cernua E. W. Lathrop 1960-5-6 4789 Riverside 10 miles west of Murrieta. Comment
  RSA689453  Nassella lepida Scott D. White, Michael Honer 2003-4-9 8997 Riverside About 1 mile N of the I-15 Freeway and 1 mile east of Lake St. exit, on and around unnamed peak '2349.' 549 Comment
  RSA702729  Nassella pulchra Scott D. White, Michael Honer 2004-4-6 10060 Riverside Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  RSA180317  Nasturtium officinale E. W. Lathrop 1964-5-24 5398 Riverside 8 miles west of Murrieta Comment
  RSA556462  Navarretia fossalis Julie Greene 1993-4-30 1246 Riverside San Jacinto Wildlife Area. South of visitors center, by waterfowl kiosk, east of Davis Road. 433 Comment
Read comments Aug 2 2016
  CAS-BOT-BC233576  Navarretia prostrata Robert F. Thorne; Earl Lathrop 1969-5-12 37929 Riverside Santa Rosa Plateau: S end of Mesa de Colorado, Rancho California 624 Comment
  NY323703  Nemacaulis denudata var. gracilis S. B. Parish 1896-4-4 4140 Riverside Palm Springs, (Agua Caliente) desert base of San Jacinto Mountain 152.4 Comment
  SEINET10458387  Nemacladus longiflorus Hall 1898-6-28 Hall 960 Riverside Strawberry Valley 1829 Comment
  RSA500551  Nemacladus longiflorus var. longiflorus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3600 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  UCR30095  Nemacladus orientalis George K. Helmkamp 1983-4-5 483- 44 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, large wash below Chuckwalla Spring, 9 miles SW of Graham Pass Road 489 Comment
  SEINET10703391  Nemacladus rigidus var. rubescens David B. Dunn, Harold L. Lint 1955-4-1 Dunn 11836 Riverside Collected in a ravine on the arid slopes on the west side of Pushawalla canyon in the Indio Hills. Comment
  UC668356  Nemacladus rubescens Annie M. Alexander and Louise Kellogg 1941-4-24 2085 Riverside gorge of Dry Morongo Creek (Morongo Valley); Morongo Valley 640 Comment
  RSA663590  Nemacladus tenuis var. aliformis Marcus E. Jones 1926-2-26 s.n. Riverside Near Shaver's Well. Comment
  POM3491  Nemophila menziesii H. M. Hall 1899-05 s.n. Riverside San Jacinto Mtns. 1601 Comment
  SEINET7073396  Nemophila menziesii A. G. Vestal 1963-4-23 s.n. Riverside About 1.6 mile up the Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  UC643397  Nemophila menziesii I. W. Clokey, B. C. Templeton 1930-4-9 4666 Riverside n Banning; n of Banning Comment
Read comments Dec 11 2016
  UC131504  Nemophila menziesii var. integrifolia C. F. Baker 1903-4-4 4123 Riverside Elsinore Comment
  RSA523544  Nemophila menziesii var. menziesii Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4004 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  CLARK-A1528-4353  Nicotiana bigelovii John C. Roos, Lucille Roos 1952-6-21 5783 Riverside Reche Canyon 685 Comment
  UCR2899  Nicotiana glauca Paul W. White 1963-4-8 40863- 01 Riverside Upper Santa Ana River/San Bernardino Valley Region, Riverside, 200 yards SW of corner of Canyon Crest Dr. and [Monte] Vista Dr. 'c. 900 ft 335 Comment
  UCR199831  Nicotiana obtusifolia Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11277 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  UCR281921  Nicotiana obtusifolia A. C. Sanders, Jim Malusa 2017-9-21 43348 Riverside Sonoran (Colorado) Desert, northern boundary of Chocolate Mountains Aerial Gunnery Range along south side of Bradshaw Trail at large wash crossing 680 Comment
  UCR87615  Nicotiana quadrivalvis A. C. Sanders 1994-5-30 14620 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  RSA0119899  Nolina parryi Duncan S. Bell, Thomas Stoughton 2016-4-12 9229 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 3.5 air miles northwest of Rabbit Peak. 967 Comment
  RSA0048402  Nolina parryi subsp. wolfii James R. Shevock 1971-5-8 s.n. Riverside Near Salton View, Joshua Tree National Monument. 1584 Comment
  RSA336195  Notholaena californica subsp. californica R. F. Thorne, Walter Wisura, A. Shmida, R. Whittaker 1978-4-23 52017 Riverside Chino Canyon Comment
  LA206122  Oenothera avita subsp. avita A. W. Haupt; April 1926 sn Riverside Palm Springs Comment
  UCR275466  Oenothera deltoides Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 959 Riverside Sonoran (Colorado) Desert, Blythe-Rice Road, ENE of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing 243 Comment
  POM355580  Oenothera deltoides subsp. deltoides N. C. Cooper 1949-3-15 3026 Riverside Palm Springs 122 Comment
  RSA152015  Oenothera deltoides subsp. deltoides David P. Gregory 1960-3-20 360 Riverside Across railroad tracks from Thousand Palms in the V of the forking road Comment
  RSA783633  Oenothera micrantha J. D. Olmsted 1959-8-18 829 Riverside Southeast corner of Hunter Hall Desert Sun School near Idyllwild, Main fork of San Jacinto River drainage area, south slope. 1646 Comment
  RSA0102412  Oenothera refracta Lyman Benson, Robert Benson 1952-4-8 14851 Riverside 2 miles west of Shaver Summit east of Indio, U.S. 66. 609 Comment
  UCD116473  Oligomeris linifolia A. H. Frederick 1928-3-1 s.n. Riverside Palm Springs. Comment
  POM348470  Olneya tesota John Comstock 1942-5-31 645 Riverside Desert Center. Comment
  POM48449  Olneya tesota Philip A. Munz, D. D. Keck 1925-3-7 9345 Riverside Painted Canyon, Mecca. Comment
  SD227819  Olneya tesota Andrew C. Sanders 1994-6-1 14622 Riverside Colorado Desert: Box Canyon in the Mecca Hills, ca. 4.5 miles below Shaver's Well, 12 miles SW of the Box Canyon Rd. intersection with I-10. 149 Comment
  UC61577  Olneya tesota Miss Mary McKibben 1904-1 Riverside e of Mecca; Colorado Desert 457 Comment
  SD240895  Oncosiphon piluliferum A. C. Sanders, T. B. Salvato 2011-4-29 39356 Riverside Peninsular Tange: Perris-Aguanga Basin Region; Romoland, McLauglin Road east of Palomar Road near powerplant and railroad (Romoland 7.5'Q) 445 Comment
  UCD134654  Oncosiphon piluliferum A. C. Sanders; Mitch Provance, T. B. Salvato 2001-5-8 24209 Riverside Perris-Aguanga Region: Val Verde, between Moreno Valley and Perris, along I-215, 0.9 mile south of Oleander Ave., at south end of Patterson Ave. 457 Comment
  UCR266155  Oncosiphon piluliferum R. E. Riefner Jr. 2015-4-3 15- 108 Riverside Perris-Agunaga Basin, city of Menifee, Haun Road at Holland Road 446 Comment
  SEINET848197  Opuntia acanthocarpa C. B. Wolf, P. C. Everett 1939-1 3349 Riverside San Jacinto Range, Deep Canyon on Palms-Pines road, 2 miles below pinyon flat F.S. Camp; 1066 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
  POM300506  Opuntia basilaris var. basilaris Lyman Benson 1945-3-29 11636 Riverside Canyon on 29 Palms Road, first large canyon east of US 99 Colorado Desert, Little San Bernardino Mountain. 610 Comment
  POM305016  Opuntia parryi Lyman Benson 1962-2-17 16143 Riverside Oak Grove 6 miles southeast of Aguanga. 1220 Comment
Read comments Feb 24 2013
  RSA285347  Opuntia phaeacantha Lyman Benson 1955-12-6 15625 Riverside Whitewater River canyon 5 miles above US 99. 610 Comment
  RSA356633  Orcuttia californica R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47318 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA623562  Orcuttia californica R. E. Riefner 1998-10-15 98 -523 Riverside Menefee-Paloma Valley Comment
  UCR16339  Orobanche bulbosa Charles Prentiss 1966-5-5 s.n. Riverside San Jacinto Mtns., road to Lake Fulmor, 1 mi. below lake 1524 Comment
  UCR15928  Orobanche cooperi Steve Boyd 1978-4-15 2 Riverside Western Colorado Desert, Coachella Valley, along Dillon Road, 16.7 mi from Hwy 62 Comment
  RSA0059444  Orobanche fasciculata Darin L. Banks, Steve D. Boyd 1995-4-5 0145 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, E of the Dripping Springs Alcove, W of the Dripping Springs Trail, on alluvial terraces of the W fork of Arroyo Secco. 622 Comment
  UCR21186  Orobanche fasciculata A. C. Sanders 1980-5-1 1382 Riverside San Jacinto Mtns, Garner Valley area, 0.7 mi NE of the Kenworthy R.S. on Morris Ranch Rd. 1524 Comment
  RSA0006072  Orobanche ludoviciana var. latiloba P. A. Munz, D. D. Keck 1922-4-13 4960 Riverside South base of Eagle Mtns. Comment
  UC1608240  Osmadenia tenella Steve Boyd, Tim Ross 1992-5-4 7182 Riverside e of Verdugo Potrero; Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar Comment
  UCR139142  Oxytheca trilobata John F. Green 2003-6-11 s.n. Riverside San Jacinto Mtns., Juan Diego Flat, NW of Cahuilla Mountain 1220 Comment
  UCD102583  Paeonia californica A. A. Beetle 1940-1 s.n. Riverside Near Sage. Comment
  CAS-BOT-BC327932  Palafoxia arida Walter Knight; Irja Knight 1968-11-17 2585 Riverside 2.8 mi N of junction of Bradshaw Stage Road and Imperial Gas Line Road. Access from Indio-Blythe Hwy via Red Cloud Road. Comment
  UCD134891  Palafoxia arida Elizabeth Milauskas 1994-5-7 8 Riverside in Palm Springs on the Agua Calinete Indian Reservation. 4 blocks west of Via Monte Vista behind the dam. 161 Comment
  SEINET10799066  Palafoxia arida David B. Dunn 1946-3-15 Dunn 2038 Riverside Collected on dry plateau in vicinity of Pushawalla Canyon, Indio Hills. Comment
  RSA363758  Palafoxia arida var. arida N. C. Cooper 1942-4-25 617 Riverside Palm Springs. Comment
  RSA747724  Palafoxia arida var. arida Scott D. White, Justin M. Wood 2009-3-24 12577 Riverside Western foothills of Mecca Hills, +/- 0.5 air mile east of the Coachella Canal and 4 air miles S of the I-10 Freeway. 21 Comment
  UC665894  Palafoxia arida var. arida Ira L. Wiggins 1941-3-27 9670 Riverside about 4 mi ne Desert Center (on road to Rice) Comment
  CHSC109691  Panicum capillare Justin M. Wood 2008-7-9 130 Riverside SW Perris Basin: Temecula-Murrieta Creek, downstream of 1st street bridge. 299 Comment
  UCR65272  Panicum capillare var. occidentale Steve Boyd, Orlando Mistretta 1989-7-18 3762 Riverside Peninsular Range, Vail lake area, conflence of Kolb Creek with lake. 427 Comment
  SEINET10788752  Panicum urvilleanum Sarah E. Youngstrom, J. Travis Columbus 2007-5-23 Youngstrom 2 Riverside S of Whitewater, Northern San Jacinto Mountains 100-200 m S of Hwy 111, on NE aspect, steep slope sand deposits on base of mountains. 311 Comment
  RSA445556  Papaver californicum Robert Gustafson 1983-4-18 2497 Riverside Clinton Keith Rd. about 2.5 miles from its junction with Hwy 15, eastern slopes of the Santa Ana Mtns. 457 Comment
  RSA516425  Papaver californicum Walter Wisura 1990-5-2 4432 Riverside Ortega Hwy, at lower switchbacks above Lake [Elsinore] . Comment
  UCD95992  Papaver californicum A. C. Sanders; P. MacKay, T. Thomas, O. Clarke 1997-5-4 20631 Riverside San Jacinto Mountains; N side along Hwy 243, 1.5 miles below Twin Pines Ranch Road (McMullen Flat), N slope of peak 3740. 1067 Comment
  RSA448024  Parietaria hespera var. hespera J. A. Comstock 1934-4-15 s.n. Riverside Moist shady place. Comment
Read comments Apr 15 2015
  RSA0013457  Parkinsonia florida Kristin Forgrave, Sarah J. De Groot 2013-6-4 12 Riverside Box Canyon Rd near Salton Sea, by end of rocks 67 Comment
  RSA791480  Parkinsonia florida Jim Andre 2012-4-15 20852 Riverside 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
  SEINET10450579  Parkinsonia torreyana Carl B. Wolf 1932-4-26 Wolf 2981 Riverside 8 mi. E of Mecca, on Blythe Road. 91 Comment
  RSA698043  Parosela emoryi J. R. Bruff 1927-11-13 s.n. Riverside Two Bunch Palms, 7 Palms Valley Comment
  RSA343107  Paspalum dilatatum R. F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60646 Riverside Santa Rosa Plateau: Mesa de Colorado 625 Comment
  RSA736906  Paspalum distichum Scott D. White, Angelia Carey, Linda Archa 2004-8-5 10681 Riverside Soboba Indian Reservation- Indian Creek and adjacent uplands, from confluence w/ San Jacinto River to +/- 2 miles upstream. 534 Comment
  SEINET6196074  Pectis papposa Stephanie Rockwood, Christi Gabriel 2011-1 119 Riverside Colorado Desert; Northeastern Colorado Desert region:Ford Dry Lake Area' Pallen Dunes Road. 110 exit 217. Chuckwalla Valley. (Hopkins Well: T6S R20E S31) 109 Comment
  JEPS15395  Pectis papposa var. papposa Joseph and Hilda Grinnell 1937-11-30 1084 a Riverside 24 mi w Blythe; bed of Ford Dry Lake 106 Comment
  JEPS22512  Pectocarya heterocarpa Rimo Bacigalupi with Paul Hutchison 1958-2-19 6197 Riverside 9.4 mi n Blythe; western base of Big Maria Mts., in wash 167 Comment
  RSA747768  Pectocarya heterocarpa Scott D. White, Justin M. Wood, Paul Kielhold 2009-4-21 12592 Riverside Ridgeline E of Whitewater Canyon, +/- 2 miles N of town of White Water (Interstate 10), near Super Creek Quarry 640 Comment
  RSA760784  Pectocarya heterocarpa Thomas Stoughton, Jacqueline McConnaughy, Andrew Monks, M. Volke 2010-3-30 112 Riverside Coachella Valley Preserve, near mouth of Thousand Palms Canyon. Jct of Ramon Rd and Thousand Palms Canyon Rd. 91 Comment
  SEINET3196396 Image available Pectocarya heterocarpa Andrew C. Sanders 2010-3-22 37516 Riverside Sonoran (Colorado) Desert; Chuckwalla Valley, 1.5 mi. SE of Sidewinder Well, south end of Palen Dry Lake, SW of Palen Mtns. 130 Comment
  HSC92881  Pectocarya linearis Karen Kirtland 1993-4-17 Riverside N of Temecula Comment
  SD130322  Pectocarya linearis Ed LaRue 1990-4-13 Riverside 0.5 miles northwest of Aguanga, north of Highway 79 and west of Highway371, ca. 1.5 air miles north of San Diego County Line 640 Comment
  UCR241934  Pectocarya linearis A. C. Sanders, Timothy W. Chumley 2013-3-28 40695 Riverside Peninsular Range, Temescal Canyon Rd. at Pacific Clay Products plant/Bernard St., c. 1 mile north of Lake St. 370 Comment
  RSA359524  Pectocarya linearis subsp. ferocula Steve Boyd 1986-3-9 1385 Riverside Temescal Canyon: Alberhill Mountain, S slope of mountain just east of claymine area. 427 Comment
  UC72059  Pectocarya linearis subsp. ferocula Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR49252A  Pectocarya linearis var. ferocula Steve Boyd 1986-3-9 1385 A Riverside Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 488 Comment
  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
  POM368787  Pectocarya penicillata F. R. Fosberg 1932-5-9 10639 Riverside St. Johns Grade near Hemet. 770 Comment
  UCR102944  Pectocarya platycarpa George K. Helmkamp 1998-4-4 3137 Riverside Sonoran (Colorado) Desert, junction of Calif. Hwy 62 (Twentynine Palms Hwy) & Calif. Hwy 177 (Desert Center-Rice Rd) 457 Comment
  JOTR28813  Pectocarya recurvata La Doux, Tasha 2005-2-7 1081 Riverside Joshua Tree National Park. Above Hayfield Dry Lake 553 Comment
  JOTR29563  Pectocarya recurvata Andre, Jim, Tasha LaDoux 2006-4-11 6737 Riverside Joshua Tree National Park. Along Pinto Basin Rd (paved) in Wilson Canyon 857 Comment
  RSA0124824  Pectocarya recurvata Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8750 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting on the Martinez Slide to the north of Toro Canyon, approximately 5.25 air miles east northeast of the summit of Martinez Mountain. 123 Comment
  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
  SD247369  Pectocarya setosa A. C. Sanders, Steve Boyd, et al. 2009-4-9 36790 Riverside Peninsular Range; Santa Ana Mountains; Elsinore Peak, ca. 0.4 mile SE of the summit.\ 1014 Comment
  UCR125766  Pellaea mucronata A. C. Sanders, Lowell J. Bean, Pesach Lubinsky, et al 2003-1-10 25656 Riverside San Jacinto Mountains, Bautista Canyon, c. 3/4 mile above the Horse Canyon confluence, near beginning of Alessandro Trail 884 Comment
  POM10223  Pellaea mucronata var. mucronata F. M. Reed 1906-2-4 883 Riverside West-side of Box Springs Mountain Comment
  RSA686885  Pellaea mucronata var. mucronata P. A. Munz 1949-4-13 13048 Riverside above Cottonwood Springs, west end Eagle Mts. Colorado Desert 1098 Comment
  RSA771103  Pellaea mucronata var. mucronata Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4715 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119 604 Comment
  UC1045322  Pellaea mucronata var. mucronata R. M. and A. F. Tryon Jr. 1950-7-14 5058 Riverside on road 74 ca. 20 mi s Palm Springs Comment
  UCR35259  Penstemon X parishii L. B. Ziegler 1970-6-28 410 Riverside Peninsular Range; San Jacinto Mtns., Thomas Mtn 1951 Comment
  RSA773108  Penstemon californicus Duncan S. Bell, Joy D. England 2010-6-14 1300 Riverside San Bernardino National Forest: Garner Valley, just west of Highway 74 approximately 2.5 miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1367 Comment
  UCR103995  Penstemon centranthifolius George K. Helmkamp 1998-4-3 3073 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek area north of Mt. San Jacinto; at edge of stream south of Snow Creek Rd at a point 1.4 mi. south of Calif. Hwy 111 396 Comment
  UCR98770  Penstemon centranthifolius Scott D. White 1996-8-1 4454 Riverside San Jacinto Mountains, Idyllwild area north of Isomata along USFS Road 5S24.1 1646 Comment
  NY583964  Penstemon clevelandii var. connatus F. W. Pennell 1940-4-28 25288 Riverside Route 74, below Ribbonwood, east of San Jacinto Range 1066.8 Comment
  RSA783294  Penstemon heterophyllus J. D. Olmsted 1962-6-23 5312 Riverside SE San Bernardino Mts: Banning water canyon. Along main fireroad from Banning. 1159 Comment
  UCR178276  Penstemon heterophyllus Mitch Provance, Tracy Tennant 1998-6-16 MOR- 444 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon 823 Comment
  RSA20208  Penstemon spectabilis Carl B. Wolf 1938-6-11 9417 Riverside Palms to Pines highway, 1.5 mi. W of junction to Anza 1220 Comment
  UCR3236  Penstemon spectabilis Chuck Elliott 1964-5-5 s.n. Riverside 1 mi past end of Canyon Crest Rd. west in Riverside 305 Comment
  SD46062  Penstemon spectabilis var. spectabilis Helen K. Sharsmith 1954-7-7 4445 Riverside San Jacinto Mountains, on highway between Banning and Idyllwild, near Fuller creek, San Bernardino National Forest 1829 Comment
  UC35608  Pentachaeta aurea H. M. Hall June, 1901 2057 Riverside exposed s slopes in vicinity Chalk Hill; San Jacinto Mountains 1524 Comment
  RSA0060323  Pentagramma triangularis Steve Boyd, Timothy S. Ross, Laurel Anrseth 1990-3-30 3965 A Riverside Vail Lake Area, westerly drainage cyn at N base of 'Big' Oak Mtn. 640 Comment
  UCR91889  Pentagramma triangularis subsp. maxonii A. C. Sanders, G. K. Helmkamp, L. Lubinsky, C. L. Sanders 1995-1-29 15902 Riverside San Jacinto Mtns/Colorado Desert, Chino Canyon near Palm Springs, 1.8 mi above Palm Canyon Rd (Hwy111) on the rd to the tram station, vicinity of the upper end of the flood control dike 428 Comment
  JOTR35930  Peritoma arborea De Groot, Sarah J., Jessica Chu, Loraine Washburn 2013-3-22 6878 Riverside Joshua Tree National Park. Cottonwood Spring; Fan palm oasis and surrounding slopes. 914 Comment
  LA29292  Peritoma arborea var. angustata Mary V. Hood; 1946-12-13 46- 89 k* Riverside Palm Springs Station 152 Comment
  JOTR35343  Perityle emoryi Harding, Mitzi, Mark Wheeler 2012-2-28 110 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; steep-walled, shallow, north-flowing canyon with rocky wash bottom (Stop 4) 361 Comment
  RSA676275  Perityle emoryi Scott D. White 2001-4-3 8228 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  UC1070053  Perityle emoryi H. S. Yates 1937-3-24 6473 Riverside near mouth Deep Canyon; Thermal Quad. Comment
  UCR214159  Perityle emoryi T. B. Salvato 2010-4-20 4057 Riverside Sonoran (Colorado) Desert, alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 189 Comment
  PASA1559  Petalonyx thurberi Shanteau Riverside Mojave desert Comment
  CAS-BOT-BC326735  Peucephyllum schottii E. A. McGregor 1917-3-17 709 Riverside Granite Ridge west of Fig Tree John's Comment
  JOTR29450  Peucephyllum schottii La Doux, Tasha, Mike Bell 2006-3-8 1348 Riverside Joshua Tree National Park. Eagle Mountains, south of Hayfield Spring 548 Comment
  JOTR35339  Peucephyllum schottii Harding, Mitzi, Mark Wheeler 2012-2-28 105 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; steep-walled, shallow, north-flowing canyon with rocky wash bottom (Stop 4) 361 Comment
  RSA167477  Peucephyllum schottii R. F. Thorne 1963-3-29 32441 Riverside Mouth of arroyo near Eagle Mt. Pumping Station, S side of Eagle Mts., ca. 12 miles W of Desert Center. 533 Comment
Read comments Dec 13 2011
  SEINET10875353  Peucephyllum schottii A. K. Evans 1976-4-13 Evans 5212 Riverside Desert canyons of Santa Rosa Mountains. Comment
  RSA0106811  Phacelia Mitch Provance 2012-5-24 512 -27 Riverside San Bernardino Mountains: Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 869 Comment
  UCR162621  Phacelia affinis Nathan Moorhatch 2003-3-19 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Cathedral City, Whitewater River channel at Date Palm Drive 91 Comment
  POM259713  Phacelia ambigua P. A. Munz 1940-3-23 15667 Riverside South base of Pinto Mountains, road Dale to Cottonwood Springs. 610 Comment
  RSA427705A  Phacelia ambigua Geo. Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea Comment
  RSA787988  Phacelia brachyloba L. M. Prince, Duncan S. Bell 2009-6-17 570 Riverside Cleveland National Forest. Roadside. Comment
  UCR42377  Phacelia brachyloba N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 181 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
  RSA314657  Phacelia campanularia Robert F. Thorne, Mrs. Raymond Fosberg, Derral Herbst, M. H. Sachet 1983-4-23 55493 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  UCR102736  Phacelia campanularia B. G. Pitzer 1998-1-25 3429 Riverside Lakeview Mtns., Warren Road, just below water tank at base of hills, W side of road c. 0.5 mi. NE of Juniper Flat Road 610 Comment
  UCSB5353  Phacelia campanularia Haller, John 1957-3-23 Riverside At mouth of Morongo Canyon, ca. 8 road miles N. of U.S. 99 and 1 air mile S. of Riverside-San Bernardino Co. line 762 Comment
  UC666577  Phacelia campanularia subsp. vasiformis Harlan Lewis and Carl Epling 1942-4-26 1606 Riverside Morongo Wash Comment
  RSA427686B  Phacelia cicutaria var. hispida Ora M. Clark 1929-3-17 1766 Riverside San Andreas Canyon [Riverside Co.?] Comment
  SBBG25049  Phacelia crenulata D. Myrick 1966-4-1 1316 Riverside Desert Hot Springs, adjoining Linda Vista Lodge Comment
  SD181483  Phacelia crenulata Valerie Soza, J. M. Porter, G. D. Wallace 2001-4-2 1094 Riverside Transverse Ranges, Little San Bernardino Mountains region, mouth of West Wide Canyon, west side of Channel Run; Seven Palms Valley [quad]. Comment
  UC284216  Phacelia davidsonii P. A. Munz and D. Keck 1923-6-14 7068 Riverside Glen Ivy Trail to Santiago Peak 1463 Comment
  POM3763  Phacelia distans H. M. Hall 1902-4-22 2953 Riverside Vicinity of Riverside 366 Comment
  RSA699142  Phacelia distans J. R. Bruff 1927-3-12 s.n. Riverside Fingal Comment
  RSA778008  Phacelia distans Jim Andre 2011-2-9 15936 Riverside Mecca Hills; along Box Canyon Road at upper end of gorge, approx. 6 miles SSE of Jct. with I-10, approx. 12 miles west of Chiraco Summit 284 Comment
  SD119904  Phacelia distans Louis B. Ziegler 1978-4-12 581 Riverside Lower foothills of the San Jacinto Mountains in the San Jacinto Valley. 472 Comment
  UCR100313  Phacelia distans B. G. Pitzer 1997-4-20 3172 Riverside Lakeview Mtns, top of the hill on Dutton Street, just east of Horseshoe Trail, at a point c. 0.4 mi. north of Stagecoach Road. 640 Comment
  UCR172203  Phacelia distans John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  UCR269765  Phacelia distans A. C. Sanders, Jim Malusa 2016-3-18 42367 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along gasline road 21.5 km due north of Slab City/Camp Dunlap 538 Comment
  UCR178613  Phacelia imbricata Mitch Provance, Tracy Tennant 1998-6-16 MOR- 394 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just north of tree stand M-09 1280 Comment
  CSUSB1304  Phacelia minor Randy Salstrom 1966-3-15 Riverside 2 miles north of highway between Beaumont and Indio, about 3 miles west of Whitewater. 426 Comment
  CSUSB146  Phacelia minor Barry Glaser 1964-3-9 640903 10 Riverside Edwards Canyon in Elsinore Mountains. 20 yards from road. 914 Comment
  JEPS14382  Phacelia minor Rimo Bacigalupi with Gene Newcomb 1954-4-25 4397 Riverside along State Hwy 79 about 3/4 mi s Sage (close to summit of grade); St. Johns Grade 731 Comment
  RSA516879  Phacelia minor Steve Boyd 1986-3-1 1361 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park 640 Comment
  RSA561125  Phacelia minor Steve Boyd, Tim Ross, D. Bramlet 1993-5-12 7310 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 366 Comment
  SBBG55031  Phacelia minor D. Keil, M. McLeod 1979-3-18 12968 Riverside Alberhill Jct along St Hwy 71 365 Comment
  SEINET3091802 Image available Phacelia minor C. Francis Shutts 1949-3-18 61 Riverside Cottonwood Pass, Joshua Tree Nat'l Mon. Little San Bernardino Mt. Range. Comment
  HSC28492  Phacelia pedicellata Richard Spjut 1973-4-10 3294 Riverside Colorado Desert, N face of Chuckawalla Mtns., 3-4 mi. S of Desert Center 305 Comment
  POM10401  Phacelia ramosissima var. latifolia Charlotte M. Wilder 1903-4-23 165 Riverside Wilder s canyon, Jurupa Hills, near Riverside. Comment
  UC729536  Phacelia ramosissima var. latifolia Carl B. Wolf 1932-5-24 3642 Riverside 1/2 mi below Fish Hatchey; No. base of San Jacinto Mts., Snow Creek Canyon 548 Comment
  RSA74835  Phacelia suaveolens subsp. keckii P. A. Munz 1923-6-14 7056 Riverside Glen Ivy Trail to Santiago Peak. 1433 Comment
Read comments Jul 21 2018
  UCR201483  Phalaris aquatica Scott D. White, Justin M. Wood 2008-6-16 12107 Riverside San Jacinto Mountains, Fobes Canyon, c. 1 mi up Fobes Ranch Road from Fobes Spring 1555 Comment
  JOTR32530B  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  RSA3982  Pholisma arenarium Carl B. Wolf 1932-4-29 3120 Riverside Eastern Colorado Desert, 3 miles S of Rice on the Blythe road. 213 Comment
  JEPS1838  Pholistoma membranaceum Marjorie D. Clary 1932-3-20 1616 Riverside 10 mi. n.w. Garnet (Mission Creek); Colorado Desert, Mission Creek 457 Comment
  UCR84882  Pholistoma membranaceum A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16119 Riverside Coachella Valley, NW end of valley, wash east of Hwy 62 and south of Indian Ave, 0.45 mi south of Indian on Worsley Rd 500 Comment
  SEINET8727958 Image available Phoradendron californicum Lewis S. Rose 1938-1 38315 Riverside Palm Springs. 137 Comment
  UCR135809  Phoradendron densum A. C. Sanders, Guy Bruyea 2004-4-2 27429 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
  SD143689  Phoradendron leucarpum subsp. tomentosum Scott D. White 1996-12-26 4646 Riverside Bautista Canyon; along Bautista Canyon Road, about 2 or 3 air miles NW of junction with Tripp Flats Rd. 1029 Comment
  RSA604716  Phoradendron macrophyllum Louis C. Wheeler 1961-10-8 7931 Riverside Temescal Valley: First big wash E of avocado mesa E of Wright Ranch. Comment
  SD137586  Phoradendron macrophyllum Darin L. Banks, Steve Boyd 1995-10-17 823 Riverside NW Palomar Mountains; Agua Tibia Mountains, Cleveland National Forest, Dripping Springs Campground 487 Comment
  RSA356998  Phoradendron villosum Robert F. Thorne, Percy C. Everett 1966-10-18 41857 Riverside Santa Rosa Mountains. Comment
  RSA97450  Phoradendron villosum F. W. Peirson 1924-7-28 5009 Riverside Pine Flats Camp 1799 Comment
  JEPS8988  Physalis crassifolia W. L. Jepson and W. C. Mathews May 1914 6028 Riverside n of Indio (County Well); Colorado Desert Comment
  JOTR36018  Physalis crassifolia Harding, Mitzi, T. Herskovits 2012-3-16 225 Riverside Joshua Tree National Park. Eagle Mountains, Cholla Wash Comment
  POM184546  Physalis crassifolia C. Leo Hitchcock 1932-4-7 12201 Riverside Corn Springs, Eastern Riverside. Comment
  RSA423820  Physalis crassifolia Anstruther Davidson 1901-5-1 s.n. Riverside Thermal. Comment
  UCR15973  Physalis crassifolia Robert A. Clark 1966-3-5 030566- 11 Riverside Sonoran (Colorado) Desert, 8 miles east of Mecca on State Hwy 195 and about 3 miles up Box Canyon 15 Comment
Read comments Sep 7 2011
  UCR178510  Physalis crassifolia R. G. Swinney 1967-2-12 0023 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek 335 Comment
  UCR35276  Physalis crassifolia L. B. Ziegler 1966-9-13 84 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., San Jacinto Mtns. Desert slope 701 Comment
  JEPS8969  Physalis philadelphica Mr. McGraw 1904-1 Riverside Riverside Comment
  CAS-BOT-BC60805  Physaria tenella H. M. Hall 1905-4-24 5882 Riverside Colorado Desert. Salvation Springs. Comment
  UC1129884  Pickeringia montana var. tomentosa R. St. John 1931-2-27 190 Riverside Sitton Peak Elsinore Quadrangle 991 Comment
Read comments Nov 27 2011
  UCR115346  Picris echioides A. C. Sanders 2000-11-15 23725 Riverside Perris-Aguanga Basin region, Moreno Valley, east side of Ellsworth St. between Cactus Ave. and Allesandro Blvd., near 14400 Ellsworth 476 Comment
  JEPS47964  Pinus contorta subsp. murrayana W. L. Jepson 1903-8-8 2307 Riverside Summit of Tauquitz Peak San Jacinto Mt., Summit of Tauquitz Peak 2682 Comment
Read comments Jul 6 2010
  CSUSB2069  Pinus flexilis Lalo Codona 1972-7-20 1059 Riverside Mt. San Jacinto 2864 Comment
  CLARK-A1528-3564  Pinus quadrifolia John C. Roos 1947-4-5 3436 Riverside San Jacinto Mountains 1462 Comment
  POM262897  Pinus quadrifolia J. C. Roos 1938-8-7 585 Riverside Summit Pines to Palms Road, San Jacinto Mt. Comment
  RSA479441  Pinus quadrifolia Lyman Benson 1962-2-17 16139 Riverside 1/2 mile SW of Jct of Palms-to-Pines Rd and Hwy 243 to Anza. 1220 Comment
  RSA701503  Piperia transversa Naomi Fraga, Sarah J. De Groot 2004-7-8 1300 Riverside On Chimney Flats Road (5S06) near intersection of 5S04 (the road to Alvin Meadows). 1524 Comment
  UCR41373  Pityrogramma triangularis var. triangularis N. M. Fellows 1985-1-5 55 Riverside San Jacinto Mtns, Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn., 1 mi west of Snow Creek Village 506 Comment
  UCR171904  Plagiobothrys canescens John F. Green 2006-4-27 s.n. Riverside Peninsular Ranges, Temecula, plot centered on San Diego Aqueduct corridor between Nicolas Road and Via Norte 381 Comment
  UCR49259  Plagiobothrys canescens Steve Boyd 1986-4-2 1627 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  OBI53611  Plagiobothrys collinus Steve Myers 1988-1 s.n. Riverside Temescal Cyn, ca 1/4 mi W of intersection of hwy I-15 and Indian Truck trl 381 Comment
  SD232228  Plagiobothrys collinus Scott D. White, Michael Honer 2003-4-2 8902 Riverside Temescal Canyon: Just west of I-15 Freeway and northeast of Lawson Dr. 305 Comment
  UCR230784  Plagiobothrys collinus A. C. Sanders, Nathan Moorhatch 2011-3-22 38782 Riverside Peninsular Range, powerline corridor through hills 6.4 km SW of Perris, 0.61 km east of Hwy 74, south of Ethanac Rd. 503 Comment
  UCR241931  Plagiobothrys collinus var. californicus A. C. Sanders, John F. Green 2013-3-27 40692 Riverside Peninsular Range, Alberhill, along west side of Lake St. near the old clay mines, 0.85 km south of I-15 Fwy 389 Comment
  RSA543847  Plagiobothrys collinus var. fulvescens Steve Boyd, Orlando Mistretta 1991-5-22 6298 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  RSA639627  Plagiobothrys fulvus var. campestris R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51976 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  UCR85638  Plagiobothrys leptocladus A. C. Sanders 1993-4-5 13698 Riverside San Jacinto Valley, west edge of Hemet, along south side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and north of Florida Ave./ Hwy 74 460 Comment
  UCR179202  Plagiobothrys tenellus T. B. Salvato, Jeffrey Ross 1998-5-14 MOR- 135 Riverside San Bernardino Mtns., Morongo Indian Reservation, flat area cut by small wash, south and west of dirt road to Kitching Peak near junction with East Branch Millard Canyon, tree stand M-04 1128 Comment
  UCR281120  Plantago elongata Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 24 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  RSA675021  Plantago erecta Scott D. White, Tasha La Doux 2000-4-23 7717 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
  JEPS15400  Plantago ovata Joseph and Hilda Grinnell 1937-11-30 1083 a Riverside 24 mi w Blythe (bed of Ford Dry Lake); Ford Dry Lake 106 Comment
  UCR103593  Plantago ovata George K. Helmkamp, E. A. Helmkamp 1998-2-18 2720 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  UCR274848  Plantago ovata David Fraker, Aaron C. Sedgwick 2012-4-5 077 Riverside Sonoran (Colorado) Desert, north of the Salton Sea on Dos Palmas Spring Road, c. 500 ft south of the aqueduct 2 Comment
  RSA27476  Plantago ovata var. fastigiata I. L. Wiggins 1941-3-24 3588 Riverside East side of Salton Sea, 1 mile north of Imperial Co. Line Comment
Read comments Feb 20 2013
  RSA475296  Plantago ovata var. fastigiata Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2104 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  RSA48412  Plantago ovata var. fastigiata E. K. Balls 1949-4-2 12897 Riverside Between Mecca and Mortmar on Hwy 111 -61 Comment
  RSA586874  Plantago patagonica D. L. Banks, S. D. Boyd 1995-5-3 293 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  RSA773671  Plantago patagonica Duncan S. Bell, Valentin Arvizu 2010-5-24 1094 Riverside San Bernardino National Forest: Garner Valley, approximately 2.7 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1387 Comment
  IRVC2718  Platanthera leucostachys R. H. Whittaker, W. A. Niering 1963-6-6 SJ 225 Riverside San Jacinto Ridge Road (5509) N Fork San Jacinto River. Peninsular Ranges, San Jacinto Mountains 1311 Comment
  CAS-BOT-BC93215  Platanus racemosa Robert Allen; Fred M. Roberts 2007-6-22 s.n. Riverside Southeast of Hemet, Bautista Canyon, ca. 4 road miles southeast of junction Bautista Canyon Road and Fairview Avenue. 727 Comment
  CAS-BOT-BC91886  Platystemon californicus W. R. Ernst 1958-5-2 278 Riverside About 2 miles north of Temecula along Highway 395. Comment
  UCR162282  Platystemon californicus S. J. Myers, John F. Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1189 Comment
  RSA718770  Pleuraphis rigida Michael Honer, L. Hulse 2004-4-4 1931 Riverside SW base of Cottonwood Mtns., near MWD aqueduct, appx. .75 mi. N of I-10. E edge of Pinkham Wash. 488 Comment
  RSA775667  Pleuraphis rigida Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 803 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  SEINET7048173  Pleuraphis rigida Steven R. Hill 2001-5-3 33679 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
  LA203877  Pleurocoronis pluriseta Roxana S. Ferris; Ruth P. Rossbach 1938-5-16 9572 Riverside Mecca Hills 2 mi. up Painted Canyon Comment
  RSA93726  Pleurocoronis pluriseta F. W. Peirson 1919-4-13 1213 Riverside Tahquitz Canyon, near Palm Springs. Comment
Read comments Sep 18 2011
  RSA639702  Pluchea odorata Scott D. White 1998-12-2 7199 Riverside Temescal Canyon - Lake Elsinore area. 366 Comment
  CAS-BOT-BC414255  Pluchea odorata var. odorata R. E. Riefner, Jr. 2011-10-16 11 -143 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
  UC205026  Pluchea odorata var. odorata L. G. Childs 1921-1-21 Riverside Dos Palmas Colorado Desert Comment
  UCR81687  Pluchea sericea J. M. Stewart 1994-5-2 856 Riverside Western Colorado Desert, Coachella Valley, Thermal, Filmore Street & Avenue 66 Comment
  SD136950  Poa annua Steve Boyd 1992-4-14 6816 Riverside Santa Ana Mtns, San Mateo Wilderness Area. Western edge of Oak Flats area along Bluewater Tr. From Verdugo Tr. S to crest of ridge W side of Bluewater Cyn. 730 Comment
  UCR92493  Poa annua S. J. Myers 1996-1-16 s.n. Riverside Perris Basin, 2 mi NE of Perris, flood control channel between Perris Blvd, & Murrieta St., parallel to Nuevo Rd c. 1/4 mi N. 442 Comment
  UCD90508  Poa bigelovii F. M. Reed 1920-3-24 4187 Riverside Palm Springs District. Colorado Desert. Murray Canyon. Comment
  UCR2697  Poa nervosa F. M. Reed 1908-7-11 2496 Riverside San Jacinto Mtns, Mt. San Jacinto 2927 Comment
  UCR120917  Poa secunda A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24939 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  POM48845  Polycarpon depressum Charlotte M. Wilder 1905-04 s.n. Riverside Wilder s Canyon, Jurupa Mtns. Comment
Read comments Aug 29 2009
  RSA664940  Polygala cornuta var. fishiae J. C. Roos 1960-5-30 s.n. Riverside Ridge east of Sugarloaf Pk. 1067 Comment
Read comments Sep 15 2008
  RSA799519  Polygonum arenastrum Duncan S. Bell, Kim Clark, Ingrid Crickmore, Bob Ellis, Keir Morse, Gene Ratcliff 2013-4-7 4776 Riverside East side of Arica Mountains; west side of Rice Valley approximately 6 air miles southeast of the ghost town of Rice or approximately 5.25 air miles east southeast of Priests Well. 211 Comment
  UCR110383  Polygonum lapathifolium A. C. Sanders, Mitch Provance 1999-9-26 23110 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  RSA430215  Polygonum persicaria D. Thomason 1987-7-7 s.n. Riverside Lake Cahuilla, Coachella Valley. Comment
Read comments Feb 9 2009
  RSA162794  Polypodium californicum J. D. Olmsted 1959-4-23 459 Riverside Spring Trail at Beacon Pines Ranch; 9 mi. SW of Corona, Santa Ana Mountains 732 Comment
  RSA0125373  Polypogon interruptus Duncan S. Bell 2016-10-27 10207 Riverside Whitewater Canyon area; collecting in Rainbow Canyon, 2.75 air miles northwest of the Whitewater Ranger Station (trout ponds). 1024 Comment
  CAS-BOT-BC237274  Polypogon monspeliensis H. M. Hall 1901-5-1 s.n. Riverside Elsinore Comment
  UCR182566  Polypogon monspeliensis Andrea Salzman, Carlos Navarro 2006-6-6 146 Riverside Peninsular Range; Santa Rosa Plateau, Mesa de Burro 581 Comment
  RSA802251  Polystichum imbricans Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4997 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  IRVC16603  Polystichum imbricans subsp. curtum Gordon A. Marsh, K. G. Marsh 1977-3-21 s.n. Riverside Santa Ana Mtns: Orange/Riverside county border; Bear Springs. Peninsular Ranges Comment
  UCR240646  Polystichum munitum Tracy Tennant, Mitch Provance 1998-6-16 MOR- 416 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  POM122568  Populus fremontii Marcus E. Jones 1925-4-24 s.n. Riverside Thousand Palms. 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
  RSA20308  Porophyllum gracile Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9537 Riverside 2 miles from Cottonwood Springs, Cottonwood Mts. Comment
  RSA0130690  Potamogeton pectinatus S. B. Bryant 1942-6-18 11277 Riverside Lake Norco Comment
  RSA13653  Potentilla glandulosa subsp. nevadensis Philip A. Munz 1922-7-6 5987 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  UCR280431  Proboscidea althaeifolia Onkar Singh 2015-11-10 5612 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, 2.5 km north of Desert Center, on west margin of Kaiser Road 50 meters south of Oasis Rd. 231 Comment
  CAS-BOT-BC206977  Prosopis glandulosa var. torreyana W. R. Dudley 1903-12-27 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC206988  Prosopis glandulosa var. torreyana Mrs. E. C. Van Dyke 1928-1-1 s.n. Riverside Coachella Comment
  RSA348735  Prosopis glandulosa var. torreyana Christopher Davidson 1979-4-4 7710 Riverside Orocopia Mountains: Box Canyon on Box Canyon Road, 5.9 miles E of Mecca 305 Comment
  RSA371702  Prosopis glandulosa var. torreyana A. C. Sanders 1986-4-30 6494 Riverside Along the Gilman Springs Road, 0.3 mile SE of Jackrabbit Trail, San Jacinto Valley. Possibly at an old home site, but no evidence of buildings remains. 457 Comment
Read comments Mar 20 2011
  JEPS46164  Prosopis pubescens Marjorie D. Clary 1936-9-27 Riverside Coral Reef ranch Colorado Desert (nw arm of Colorado Desert) Comment
  LA47425  Prosopis pubescens W. B. Welch; 1928-5-5 3454 Riverside Painted Canyon Comment
  POM244  Prunella vulgaris var. lanceolata M. Durant 1919-5-18 s.n. Riverside Riverside, in lawn Comment
  OBI10062  Prunus fasciculata Annie M. Alexander & Louise Kellogg, Louise Kellogg 1941-5-14 2172 Riverside Eagle Mts Cottonwood Spring Pass Comment
  SBBG3050  Prunus fasciculata var. fasciculata H. and M. Dearing 1949-4-17 6755 Riverside Morongo Cyn Comment
  NY42610  Prunus fremontii J. B. Walker 1995-3-21 1266 Riverside W of Palm Desert, along Hwy 79, 3km E of Pinyon Flat Campground 1200 Comment
  POM13906  Prunus fremontii Philip A. Munz 1922-3-12 4707 Riverside Andreas Canyon, Palm Springs. [Santa Rosa Mtns., W margin Colorado Des -SW] Comment
  SD229260  Prunus fremontii Dick Schwenkmeyer, Bethany Jenkins 2012-3-7 629 Riverside Mt. San Jacinto 1085 Comment
  SD73396  Prunus fremontii Nancy Ryan Zabriskie, Walter Zabriskie 1969-4-2 180 Riverside Upper slopes northwest of end of Andreas Canyon Club Road 487 Comment
  RSA0124292  Prunus ilicifolia Duncan S. Bell 2016-4-16 9335 Riverside Whitewater Watershed; Whitewater Canyon; collecting in Rainbow Canyon, approximately 2.5 air miles east northeast of Kitching Peak. 1023 Comment
  RSA160537  Prunus ilicifolia J. D. Olmsted 1959-4-12 369 Riverside 2.5 mi. up Oak flat fire road, having turned off Hw. 91 S. on Lincoln in w. Corona, west of Chase dr. to wash, then south. Drainage Area N to Santa Ana R.[River] 671 Comment
  RSA296119  Prunus ilicifolia Barry A. Prigge 1980-8-11 3894 Riverside Whitewater Canyon: 3.2 miles upstream from trout farm. 854 Comment
  RSA628201  Prunus ilicifolia D. E. Bramlet 1999-4-10 2734 Riverside Bachelor Mountain. North facing slope 152m northwest of the peak on a steep, bouldery face of the mountain and within the large drainage area found on this slope, approximately 1.5km north of Lake Skinner. 726 Comment
  CAS-BOT-BC356344  Psathyrotes ramosissima G. Helmkamp; E. Helmkamp 1998-1-17 2534 Riverside Box Canyon northeast of Mecca and 3.5 miles south of Shaver's Well 243 Comment
  CAS-BOT-BC356347  Psathyrotes ramosissima H. M. Hall 1905-4-1 5864 Riverside Nr. Chuckawalla [Chuckwalla] Comment
  RSA388059  Pseudognaphalium biolettii Steve Boyd 1985-12-25 1197 Riverside Gavilan Hills; granitic ridge on W side of Steele Valley in SCE Transmission Line Corridor. Comment
  UCR121316  Pseudognaphalium biolettii A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25002 Riverside Peninsular Range; San Jacinto Mtns. Region, The Badlands; summit of Mt. Eden, SW of Beaumont 717 Comment
  UCR134645  Pseudognaphalium biolettii Mitch Provance 1998-4-10 412 Riverside La Sierra Hills, east-facing slopes of hills at western extreme of Cypress Ave 351 Comment
  UCSB41945  Pseudotsuga macrocarpa Ericson, Trudy 1974-11-9 Riverside Aproximately 5 mi. west of intersection of St. 74 and 243, going toward Hemet; San Bernardino National Forest 1219 Comment
  RSA393769  Psilocarphus brevissimus Christopher Davidson 1977-5-25 5663 Riverside Mesa de Burro; Santa Rosa Plateau area of Santa Ana Mountains 701 Comment
  CLARK-A1528-5673  Psoralea physodes John C. Roos 1960-5-30 Riverside Santa Ana Mountains 1219 Comment
  RSA698039  Psorothamnus arborescens W. Blanchard 1932-4-16 s.n. Riverside Palm Spring Station. Comment
  CAS-BOT-BC353577  Psorothamnus arborescens var. simplicifolius David Dreyer 1971-4-3 194 Riverside ca. 1 miles south of junction of Highway 62 and Indian Ave., north of Indio Comment
  CAS-BOT-BC353588  Psorothamnus arborescens var. simplicifolius David Dreyer 1970-6-18 173 Riverside about 2 miles south of Palm Springs station Comment
  RSA705962  Psorothamnus arborescens var. simplicifolius Michael Wall, Stephanie Wall 2005-7-29 399 Riverside Valle Vista, San Jacinto River, north side of Hwy 74 across from Schultz Drive ca. 1.5 miles east of Fairview Avenue. 548 Comment
  SD116581  Psorothamnus arborescens var. simplicifolius Barbara Ertter, Jeffrey Strachan 1980-5-20 3568 Riverside West side Whitewater Hill, east side of Whitewater Wash, northwest end of Coachella Valley, north of I-10. 456 Comment
  UCR131535  Psorothamnus arborescens var. simplicifolius Jennie Phui 1998-5-30 026 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, mouth of Lion Canyon, 0.5-2 miles up Lion Canyon road north of I-10 Fwy 549 Comment
  UCR4658  Psorothamnus arborescens var. simplicifolius Frank C. Vasek 1958-6-13 s.n. Riverside San Jacinto Mtns., lower end of Bautista Canyon Comment
  CAS-BOT-BC353620  Psorothamnus emoryi O. F. Sillig 1917-5-22 s.n. Riverside Palm Springs, Colorado Desert Comment
  HSC14686  Psorothamnus emoryi L. S. Rose 1959-1-9 59005 Riverside Palm Desert 30 Comment
  POM27099  Psorothamnus emoryi Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  RSA403990  Psorothamnus emoryi Louis C. Wheeler 1931-11-26 392 Riverside Salton Sea, 2 miles SE Salton Bench Mark. -76 Comment
  CDA34504  Psorothamnus schottii Mike Lahti 2011-4-24 PDR# 1357870 Riverside Palm Desert. Comment
  RSA336202  Psorothamnus schottii Robert F. Thorne 1978-4-23 52024 Riverside Chino Canyon. Comment
  UCSB3062  Psorothamnus schottii Leeuwen, Henry 1957-4-13 Riverside Next to Cal. Hwy. 195 about 3 miles west of U.S. 60 Comment
  CAS-BOT-BC340913  Psorothamnus schottii Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio Comment
  SEINET4037230  Psorothamnus spinosus G. T. Manthey 1977-1 1642 Riverside 10 miles east of Mecca on road going toward Joshua Tree National Monument. Comment
  UC372911  Psorothamnus spinosus Marcus E. Jones 1926-6-8 Riverside Palm Springs Comment
  UC21691  Pterospora andromedea H. M. Hall June, 1901 Riverside Onstatt's Valley San Jacinto Mountains 1920 Comment
  UCR3714  Pterospora andromedea Frank C. Vasek 1964-7-25 640725 16 Riverside San Jacinto Mountains, Dark Canyon near Wet Canyon Campground Comment
  SD232312  Pterostegia drymarioides Michael Wall 2003-4-15 266 Riverside Peninsular Ranges; San Jacinto Mountains region: Lamb Canyon west of Beaumont off Hwy. 79, 5.2 miles south Jct. with 10 Fwy, up dirt road at turnout along west side of Hwy. 601 Comment
  UC1537265  Pterostegia drymarioides Gordon H. True Jr. 1935-3-13 95 Riverside Mockingbird Canyon 457 Comment
  UC6926  Pterostegia drymarioides Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  RSA771347  Pulicaria paludosa Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4530 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR15231  Pulicaria paludosa George K. Helmkamp 1974-1 s.n. Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Canyon, where road crosses stream just below fish hatchery 640 Comment
  CAS-BOT-BC466112  Pyrola picta Edmund C. Jaeger 1921-7-13 91 Riverside Stone Creek, San Jacinto Mts. 1706 Comment
  HSC101774  Quercus X acutidens J. P. Smith, J. O. Sawyer, R. J. Cole 2011-6-9 13187 Riverside Along State Route 74 1227 Comment
  SJSU16067  Quercus X morehus Allen W. jacobs 1938-8-1 344 Riverside Found due East from Keen Ranger Station; at the end of the forest by grassy open area abut 1000 feet or more. 1402 Comment
  LA43656  Quercus agrifolia Robert G. Engman; Riverside San Jacinto Mountains Comment
  SD262287  Quercus agrifolia Tom Scott Apr 2011 2011 574 Riverside San Bernardino Mtns.: south side of mountains along Mias Canyon Rd., c. 0.5 mile north of Bluff St., north of Banning. Rural / agricultural area. 863 Comment
  UCR270755  Quercus agrifolia T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8368 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
  SEINET13953015 Image available Quercus agrifolia Martha P. Creighton 1952-1 679 Riverside Dripping Springs, Aqua Tibia Mts, 1500 ft. altitude, public campground with oaks 457 Comment
  RSA78297A  Quercus agrifolia var. agrifolia P. A. Munz, E. K. Balls 1952-8-21 17994 -A Riverside on dry granitic flat, Southern Oak Woodland, 1 mi. w. of Popppet Flat, Banning-Idyllwild Rd. 1220 Comment
  RSA256678  Quercus berberidifolia T. L. Ackerman 1975-6-26 520 Riverside Hwy 74 between San Juan Capistrano and Lake Elsinore, Cleveland National Forest. Comment
  RSA38762  Quercus berberidifolia P. A. Munz 1947-8-21 12273 Riverside 1 mile east of Anza. Comment
  RSA795820  Quercus berberidifolia C. P. Cowan 1978-4-25 1287 -A Riverside 6.7 (10.7 km) miles SW on 74 from jct. with 71, 4.6 (7.3 km) miles from Lake Elsinore, Santa Ana Mountains, Cleveland National Forest. Whittaker transect #W-229. Comment
  UC1135588  Quercus engelmannii R. St. John 1931-1-29 180 Riverside s of Murrieta; Elsinore Quad. 457 Comment
Read comments Jan 26 2010
  UCR40270  Quercus engelmannii Steve Boyd 1985-7-30 1047 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 7.8 - 10 mi. west of Rancho California Comment
  CAS-BOT-BC105319  Quercus kelloggii Carl Epling 1931-10-4 245 Riverside Strawberry Valley, San Jacinto Mts. 1584 Comment
  RSA663307  Quercus lobata Mitch Provance 1998-6-24 749 Riverside Jurupa Mountains: Glen Avon Heights, area N of the end of Lindsay St. 253 Comment
  SD146252  Quercus palmeri A. C. Sanders, Mitch Provance 1998-5-14 21848 Riverside Jurupa Mountains, Rattlesnake Mountain, Crestmore, above watertank west of Cedar Ave., above intersection of Andalusia & Malaga Streets, NW-facing slope of hill, on ridgetop between rock outcrops & cliffs; Fontana 7.5' quad. 366 Comment
  UCSB1230  Quercus palmeri W. Neely S.N. Riverside DESERT SIDE OF MOUNT SAN JACINTO (TOWARDS PALM SPRINGS) 1371 Comment
  POM145260  Quercus turbinella E. C. Jaeger 1927-12-20 s.n. Riverside Palm Canyon, Eagle Mts. 915 Comment
  SEINET3071475  Quercus turbinella Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17493 Riverside Queen Mountain quadrangle, zone 11 0585690mE 3765105mN NAD83, Desert Queen Mine (McHaney's Mine), 12.5 km SSW of Twenty Nine Palms, 1.3km ESE of Negro Hill 1325 Comment
  LA205340  Quercus wislizeni Louis Wheeler; 1931-10-3 sn Riverside San Jacinto Mountains, Strawberry Valley Comment
  UCR262386  Quercus wislizeni Tom Scott 2011-1 2011- 573 Riverside San Bernardino Mtns., south side of mountains in Banning Canyon on USFS road 2S01, c. 6.1 miles up canyon 1470 Comment
  RSA85444  Quercus wislizeni var. frutescens J. C. Roos 1952-4-13 5518 Riverside Box Springs Mtns. 518 Comment
  SBBG93121  Rafinesquia californica D. Mitchell 1990-4-30 Riverside W side of Sage Rd, ca. 0.5 mi S of intersection with Wilson Valley Rd 701 Comment
  HSC28057  Rafinesquia neomexicana Richard Spjut 1973-4-6 3273 Riverside Colorado Desert, 4-5 mi. N of Palm Springs on Indian Ave. 152 Comment
  UC1478680  Rafinesquia neomexicana Barry Prigge with L. Martinez 1978-3-23 2439 Riverside 1.2 mi e Sky Valley (near Dillon X Skyridge Roads); nw Colorado Desert 335 Comment
  UCR108453  Ranunculus aquatilis L. C. Wheeler 1961-6-24 7910 Riverside San Jacinto Mountains, Fulmor Lake Comment
  SEINET13717527  Ranunculus aquatilis Unknown 1969-5-15 3226 Riverside 6 miles W. of Murrieta on Santa Rosa Plateau at Tenaja Lake; ca. 2 mi. E. of Tenaja Forest Station Comment
  CAS-BOT-BC378490  Ranunculus californicus var. californicus Robert F. Thorne; E. Lathrop; O. Clark; S. Carlquist 1968-4-18 37427 Riverside Santa Rosa Plateau; abundant in grasslands on Mesa Colorado near large vernal marsh, Rancho California 670 Comment
  RSA0030881  Ranunculus cymbalaria var. saximontanus Ira W. Clokey, E. G. Anderson 1935-8-21 6627 Riverside Hemet. 1030 Comment
  RSA740939  Ranunculus sceleratus Scott D. White, Justin M. Wood 2008-7-9 12441 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  SEINET3930658  Rhamnus crocea David Keil 1983-4-15 16893 Riverside East of Temecula on SR79.; 0 Comment
  UC537055  Rhamnus crocea M. E. Jones 1934-5-10 Riverside Elsinore Comment
  UCR97494  Rhamnus crocea A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19877 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA3124  Rhamnus crocea Carl B. Wolf 1932-2-11 2653 Riverside Coldwater Creek, Glen Ivy Hot Springs base of Santa Ana Mts. 335 Comment
  UCR194211  Rhamnus ilicifolia Scott D. White, Angelia Carey 2004-6-4 10463 Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  UCR23453  Rhamnus ilicifolia John C. Roos, Lucille Roos 1949-4-23 4284 Riverside Sonoran (Colorado) Desert, Eagle Mtns., Munsen Canyon Comment
  UCR97679  Rhamnus ilicifolia A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19910 Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  SEINET10778394  Rhinotropis cornuta var. fishiae J. Richard Abbott 2001-8-18 Abbott 14678 Riverside Santa Ana Mountains, San Juan Canyon, 6.7 miles SW of E-edge of Cleveland National Forest; 0.1 mile E of Orange County line on CA 74, 2 miles W of road N to Upper San Juan Campground; steep NNW-facing chaparral slopes. Comment
  UCSB26759  Rhododendron occidentale Wilken, Dieter 1969-6-30 Riverside Black Canyon, along County Road R1, 8.6 miles north of Idyllwild, San Jacinto Mtns. 1524 Comment
  UCR114806  Rhus aromatica Mitch Provance 1998-2-6 84 Riverside Jurupa Mountains, Pyrite Canyon, 'Central Pyrite Dune', c. .3 km south of the end of Savonia Dr. in Southridge, Fontana. Actual location of the collection just on the Riverside Co. side of the Riv. / S.B. county line. 320 Comment
  HSC3151  Rhus ovata C. L. Hitchcock, C. V. Muhlick 1964-3-17 23098 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  JEPS66259  Rhus ovata W. L. Jepson 1901-5-31 1566 Riverside Temecula River, from Riverside to Santa Rosa Peak and Palomar Temecula River Comment
  RSA386390  Rhus ovata N. C. Cooper 1947-4-5 2029 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UCR97486  Rhus ovata A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19859 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  RSA403695  Rhus trilobata var. anisophylla Jack Rempel, Erwin Miller 1934-4-28 18727 Riverside Lost Horse 1296 Comment
  CLARK-A1528-120  Rhus trilobata var. pilosissima Fred B. Essig 1967-3-18 Riverside Riverside Comment
  UCR102861  Ribes aureum var. gracillimum A. C. Sanders 1997-3-26 20114 Riverside Lake Skinner area, arroyo draining toward the SE arm of the lake, crossing the entrance road near the old house site (and relocated school building) 453 Comment
  CAS-BOT-BC173131  Ribes indecorum A. C. Sanders; G. Waines; B. Ehdaie; A. Aryavand 1997-3-12 19905 Riverside Lake Skinner area: upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  RSA191421  Ribes indecorum E. W. Lathrop, Robert F. Thorne 1967-9-26 6599 Riverside 6 mi. NW of Murrieta, Tenaja Road at the pass entering valley leading to Tenaja Guard Station. 610 Comment
  UCR104591  Ribes indecorum G. F. Pratt 1998-1-7 s.n. Riverside Jurupa Mtns., Jurupa Mt., on San Bernardino/Riverside county line, ENE of N terminus of Pyrite Rd, north of community of Sunnyslope 662 Comment
  UCR277935  Ribes indecorum Mitch Provance 2012-1-26 112- 04 Riverside Badlands of Western Riverside County, San Timoteo Canyon, El Casco area, 0.3 miles S of Fisherman's Retreat 695 Comment
  UCR51356  Ribes indecorum L. F. LaPre 1988-1-8 s.n. Riverside Mesa de Burro, Santa Rosa Plateau. west of Murrieta. 610 Comment
  UCSB7025  Ribes malvaceum var. malvaceum Gill, Robert 1959-3-14 Riverside Santa Ana Mtn Range; Road to Black Star Canyon; Oak flat; from Corona site 365 Comment
Read comments Nov 24 2014
  UCR47226  Ribes quercetorum B. G. Pitzer, Jack Easton 1987-3-10 407 B Riverside San Jacinto Mtns., Anza area, hills south of Thomas Mtn., c. 3 mi east of town of Anza on north side of Hwy 371 1341 Comment
  POM13459  Ribes roezlii P. A. Munz, I. M. Johnston 1922-5-19 5395 Riverside Keen Camp, San Jacinto Mountains. 1463 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
  UCR89837  Romneya coulteri Scott D. White 1993-5-27 1433 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  RSA727336  Rorippa palustris subsp. occidentalis Fred M. Roberts, Sandra Leatherman 2007-9-19 6587 Riverside Santa Ana Canyon: Santa Ana River, across from Green River Golf Course, 0.15 km W Green River Road Bridge. 128 Comment
  SBBG119912  Rubus ursinus A. C. Sanders with O. F. Clarke 1991-6-10 11125 Riverside Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River; Riverside 238 Comment
  SD51953  Rumex acetosella Reid Moran 1962-7-7 9862 Riverside By Strawberry Creek, 2 miles SW of Idyllwild, San Jacinto Mts. 1550 Comment
  UC1951099  Rumex acetosella Scott D. White, Justin Wood 2008-6-18 12236 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of Highway 79. USGS Idyllwild 7.5' Quad. Comment
  SD193057  Rumex conglomeratus Scott D. White, Angelia Carey 2004-6-4 10474 Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence. 502 Comment
  UC850620  Rumex salicifolius var. denticulatus P. A. Munz 1922-6-23 5777 Riverside Hemet Valley San Jacinto Mts. 1371 Comment
  RSA653321  Sagittaria latifolia A. C. Sanders, Mitch Provance, T. B. Salvato 2000-10-5 23720 Riverside Santa Ana River Valley: Hidden Valley Wildlife Area, about 1/2 mile west of the park office (nature center), near Riverside between La Sierra & Norco. 191 Comment
  RSA701156  Salazaria mexicana Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11258 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  SJSU242  Salix exigua Mrs. H. P. Bracelin 1932-4-12 599 Riverside E side of bridge over Santa Ana R, 4.8 km N of Arlington on rd to Pedley, W of Riverside Comment
Read comments Mar 26 2011
  CAS-BOT-BC108102  Salix gooddingii Mrs. J. D. Abrams 1901-5-20 s.n. Riverside Elsinore Comment
  CAS-BOT-BC108146  Salix gooddingii A. C. Sanders 2004-5-12 27866 Riverside Lake Skinner area - Lake Skinner, NW shore near inlet, SW foot of Bachelor Mtn. 445 Comment
  UC537091  Salix gooddingii Philip A. Munz 1932-3-24 12032 Riverside n of Elsinore 304 Comment
  UCR172147  Salix gooddingii A. C. Sanders 2006-5-11 32265 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
  POM177828  Salix laevigata Marcus E. Jones 1930-3-2 s.n. Riverside Corona. Comment
  UCR11307  Salix laevigata O. F. Clarke, M. Alexander 1971-3-31 s.n. Riverside Santa Ana River Bottom, Union Pacific Bridge 213 Comment
  UCR91919  Salix laevigata A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18102 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  SD137623  Salix lasiolepis Darin L. Banks, Steve Boyd 1995-3-16 90 Riverside Cleveland National Forest; N slope of Agua Tibia Mtn. E of Dripping Springs Alcove, Arroyo Seco drainage 512 Comment
  SD229282  Salix lasiolepis Dick Schwenkmeyer 2012-3-26 674 Riverside Mt. San Jacinto: Garner Valley, Kenworthy (site #2), approx Ao mile north of Highway 74, just east of Morris Ranch Road. 1356 Comment
  UC914203  Salix lasiolepis Charles B. Fiker 1946-2-19 3337 Riverside 35 mi. air-line from coast and near Santa Rosa Summit 1341 Comment
  POM319277  Salix lucida subsp. lasiandra Patricia Wilder 1971-11-11 5297 Riverside Along Santa Ana River, north off of Jurupa Ave., opposite Sheppard Street at crossing of the Union Pacific Railroad. Drainage Area: Santa Ana River. 229 Comment
  UC4983  Salix lutea H. M. Hall 1901-7-17 2447 Riverside San Jacinto Mts., Tahquitz Creek 1828 Comment
  CAS-BOT-BC126319  Salix sessilifolia Mrs. H. P. Bracelin 1932-4-12 602 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside 240 Comment
  SDSU12909  Salsola tragus Jutta Buschbom 1991-6-15 29 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
  UCSB1715  Salsola tragus Ballard 1954-10-30 Riverside 3 mi. south of Chino's Men Reform Institute 198 Comment
  HSC101582  Saltugilia australis Steve Boyd, Susan Jett 2008-3-20 11835 Riverside Peninsular Ranges; Santa Ana Mountains region: Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Highway Vehicle Area 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
  POM78751  Salvia apiana Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  SEINET3225666 Image available Salvia apiana C. L. Hitchcock 1940-4-12 6045 Riverside 8 mi. northwest of Elsinore. 460 Comment
  RSA411371  Salvia carduacea Ora M. Clark 1929-3-16 1689 Riverside South of Cabazon. Comment
  IRVC8206  Salvia columbariae D. W. Goodall 1968-4-22 none Riverside Hwy. 74; 6 km. south of Palm Desert. Santa Rosa Mountains Comment
  RSA23267  Salvia columbariae Ernest Braunton 1940-03 2036 Riverside Fan Canyon. 20 miles NE of Indio. Comment
  RSA770849  Salvia columbariae Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4939 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 823 Comment
  SD73609  Salvia columbariae Helen Witham 1970-5-1 858 Riverside SE of Hemet, in Bautista Canyon 800 Comment
  UCR172785  Salvia columbariae Wayne Law, Jun Hu 2000-5-16 18 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
  SEINET13947339 Image available Salvia columbariae N. M. Fellows, A. C. Sanders, A. Strickland 1986-1 166 Riverside Oasis de Los Osos Preserve, off Snow Creek Canyon at the north foot of the San Jacinto Mountains, 1 mi W of Snow Creek Village. (T3S, R3E, S1/2 Sec. 20). (+/-) 1600 ft alt. 488 Comment
  JEPS62710  Salvia dorrii var. dorrii Marjorie D. Clary 1932-5-13 1584 Riverside Lost Horse Canyon Conchilla Range (n side of Conchilla Range) 1219 Comment
  CAS-BOT-BC224853  Salvia pachyphylla H. M. Hall 1897-8-1 s.n. Riverside San Jacinto Mt. Comment
  RSA448916  Salvia vaseyi Anstruther Davidson 1903-5-3 s.n. Riverside Thermal. Comment
Read comments Jun 8 2013
  SD49856  Salvia vaseyi Peter H. Raven 1958-5-6 12929 Riverside San Jacinto Mountains: Southwest of Palm Desert 10.2 miles on State Highway 74 762 Comment
  POM251788  Samolus parviflorus J. C. Roos 1937-6-19 23 Riverside Murrietta Hot Springs. Comment
  RSA601891  Samolus parviflorus Louis C. Wheeler 1933-5-28 1746 Riverside Santa Ana River at Chino Creek. 152 Comment
  SEINET13945117 Image available Sanicula arguta A. C. Sanders 2001-1 24144 Riverside Santa Ana Mtns. Region: W of Temecula, Santa Rosa Plateau area, top of escarpment on Rancho California Rd. at Avenida del Oro, E side of Rancho C. Rd. 488 Comment
  JEPS89259  Sanicula bipinnatifida Rimo Bacigalupi, and L. Heckard 1962-3-25 8386 Riverside just n Bedford Canyon (about 5 mi se of Corona, low rolling hills at e base of mts.); Santa Ana Mountains 304 Comment
  UCR102864  Sanicula tuberosa A. C. Sanders 1997-4-3 20150 Riverside Lake Skinner area, near north foot of Black Mountain, slopes south of Crown Valley 726 Comment
  SD63339  Sarcodes sanguinea Walter Birtsch 1957-6-29 958 Riverside Santa Rosa Mountains, Desert Slope of Toro Peak 2660 Comment
  UCR213253  Sarcostemma cynanchoides A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37704 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 378 Comment
  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
  SEINET4566951 Image available Sarcostemma hirtellum Scott D. White 2001-4-17 8337 Riverside Sonoran Desert: Shavers Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10/ SR 111. Bajadas, washes, and mtn. foothills near powerline access roads at unnamed freeway exit accessing pump station. 457 Comment
  UC1329898  Sarcostemma hirtellum James E. Cole 1941-4-13 585 Riverside 0.5 mi. n. Meek's Cabin (Pinto Pass); Joshua Tree Nat'l Monument, Pinto Pass Comment
  SEINET6190224 Image available Schismus barbatus Orlando Mistretta, D. Bell, J. Beckman, J. England, K. Kane, J. Hall, C. McDonald, L. Reccia, L. Rodriguez, A. Sall, T. Tennant. 2010-1 4464 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. 488 Comment
  UC841174  Schoenoplectus acutus var. occidentalis Crawford and Johnston 1917-6-9 1226 Riverside Santa Ana River near Corona Comment
  UCR92742  Schoenoplectus acutus var. occidentalis A. C. Sanders 1995-11-26 17915 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  RSA708155  Schoenoplectus americanus Scott D. White, Angelia Carey 2004-5-7 10352 Riverside Indian Creek and adjacent foothills. 549 Comment
  POM1387  Schoenoplectus californicus D. L. Crawford 1916-2-3 s.n. Riverside Santa Ana River (Prado Beach) Comment
  RSA289835  Schoenoplectus maritimus B. A. Prigge 1980-9-17 4084 Riverside Coachella Valley Stormwater Channel: 1.5 miles N of Coachella where Dillon Road crosses channel. -12 Comment
  SD135146  Schoenoplectus saximontanus Paul Zedler 1990-3-10 Riverside Skunk Hollow. (IPB 11/07) Comment
  CAS-BOT-BC111020  Scirpus microcarpus Scott D. White 1995-6-30 3418 Riverside Cole Creek, NW of Murrieta, upstream from Murrieta Ck. Confluence. 365 Comment
  UCR20800  Scirpus microcarpus A. C. Sanders, S. D. Boyd 1980-5-19 1504 Riverside San Jacinto Mountains, North fork of the San Jacinto River where it crosses Hwy 74 & near its junction w/ the South Fork of the river Comment
  RSA650275  Scrophularia californica W. A. Reinke 1971-5-8 s.n. Riverside 7mi. N. of 2nd St. on [Highway] 71-74, Elsinore. Comment
  UC1537424  Scrophularia californica Gordon H. True Jr. 1935-3-1 30 Riverside Box Springs 365 Comment
  SEINET8020853  Scutellaria bolanderi G. F. Reinhardt 1897-1 s.n. Riverside San Jacinto Valley Comment
  RSA674596  Scutellaria bolanderi subsp. austromontana Scott D. White 2000-8-5 8104 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  POM47007  Scutellaria siphocampyloides Mary F. Spencer 1919-5-18 1194 Riverside Idyllwild, San Jacinto Mountains 1616 Comment
Read comments Mar 21 2011
  SBBG6521  Scutellaria siphocampyloides H. and M. Dearing 1940-6-9 4361 Riverside Palms to Pines Hwy near Herkey Crk Comment
Read comments Mar 10 2013
  LA209602  Selaginella asprella Lawrence L. Kiefer; 1963-9-15 954 Riverside San Jacinto Mountains, N fork San Jacinto River (Dark Cyn.), ca. 2.5 mi above Dark Canyon Camp 1981 Comment
  UCR124103  Selaginella asprella Steven R. Hill, K. Kramer et al. 2001-4-26 33465 Riverside San Jacinto Mtns., San Jacinto Wilderness west of Palm Springs, trails south of visitor building at terminus of Palm Springs Aerial Tramway; vicinity of Long Meadow and higher ridges 2591 Comment
  RSA125964  Selaginella bigelovii E. K. Balls, Percy C. Everett 1957-11-4 22754 Riverside Snow Creek, near old Fish Hatchery and through wash. 701 Comment
  UCD135974  Selaginella bigelovii Lewis S. Rose 1966-12-14 66107 Riverside Chino Canyon, 3 mi. W. of Palm Springs Desert. 670 Comment
  UCR90978  Selaginella bigelovii Scott D. White 1996-3-23 3844 Riverside Perris Basin, Santa Rosa Hills, SE of Hemet, Loomis property, 'Friendly Hills Ranch 610 Comment
  UC1746504  Senecio californicus Mitch Provance 2000-4-8 2010 Riverside Jurupa Mountains; S extension of ''Rattlesnake Mt.'', <100 m W of peak 1739. Comment
  UCR3835  Senecio flaccidus var. douglasii John Minnich 1964-6-5 64-6-5- 01 Riverside Santa Ana Mtns, Hwy 74 610 Comment
  JEPS37431  Senecio flaccidus var. monoensis W. L. Jepson 1928-4-23 12550 Riverside 2.5 mi below Cottonwood Springs; Eagle Mts. 487 Comment
  UCR233168A  Senecio mohavensis Jim Andre, Glenn L. Clifton 2011-2-22 17443 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  UCR251920  Senecio mohavensis Jim Andre 2013-3-27 24820 Riverside NE Colorado Desert, east side of Riverside Mountains, along Hwy 95, 13.2 mi south of Vidal Junction 126 Comment
  SEINET2055018 Image available Senecio vulgaris Unknown 1965-4-22 Riverside 2800 Mary Street, Victoria Village Shopping Center, Riverside 262 Comment
  UC1537030  Senecio vulgaris Gordon H. True Jr. 1935-4-1 199 Riverside Box Springs 365 Comment
  JOTR30067  Senna armata La Doux, Tasha, Mike Bell, Katy Mathews, Alice Miller, Amber Holt 2007-5-23 1697 Riverside Joshua Tree National Park. Stop # 3 = Near Geology Tour rd., N of Malapai Hill 1219 Comment
  UC68644  Senna armata H. M. Hall May, 1905 6244 Riverside Cottonwood Pass Colorado Desert, Cottonwood Pass 670 Comment
  RSA0103424  Senna covesii Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-3-5 7763 Riverside Chuckwalla Mountains; a side canyon off of Irish Wash, approximately 1.5 air miles southwest of Aztec Well. 696 Comment
  UC665776  Sesuvium verrucosum Ira L. Wiggins 1941-3-24 9582 Riverside 3.5 mi s of Mortmar (along eastern margin of Salton Sea); Salton Sea Comment
  UCR182434  Sesuvium verrucosum Mitch Provance 2005-5-17 6585 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
  UCR120  Setaria viridis Frank C. Vasek 1959-8-6 590806- 03 Riverside Riverside, O.F. Clarke residence at 1012 Spruce St. 305 Comment
  SD227847  Sidalcea malviflora Scott D. White 1997-5-18 5166 Riverside Vista Grande area: Just W of USFS Vista Grande Fire Station (i.e. Hwy 243 ca. 10 road miles SE of Banning). 441 Comment
  UCR16329  Sidalcea malviflora S. Riddell 1973-5-17 730517- 16 Riverside Santa Ana Mtns, Hwy 74, 1.5 mi west of El Cariso Fire Station 701 Comment
  RSA585741  Sidalcea malviflora subsp. malviflora D. L. Banks, Steve D. Boyd 1995-5-9 405 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., Dorland Mtn. area. 738 Comment
  RSA673496  Sidalcea malviflora subsp. sparsifolia Scott D. White, Sandy Leatherman 2000-4-19 7662 Riverside Santa Ana Mountains/Santa Rosa Plateau: Near Squaw Mountain. Series of unpaved roads on east-and north-facing slopes. 640 Comment
  CAS-BOT-BC109424  Sidotheca emarginata Edmund C. Jaeger 1922-7-21 s.n. Riverside Pines to Palms Trail East slope San Jacinto Mountains. 1524 Comment
  CAS-BOT-BC109427  Sidotheca emarginata Barbara Ertter; Jeffrey Strachan 1980-5-21 3480 Riverside Santa Rosa Mountain Road (Forest Road 7S02) 4.5 miles south of Highway 74 (Pines to Palms Highway). 1828 Comment
  CAS-BOT-BC434386  Sidotheca trilobata S. G. Stokes 1933-7-1 312 Riverside Road to Idyllwild 1066 Comment
  UC2070409  Sidotheca trilobata Anna Kostikova with Glen Litsios, Sarah Burgy, Steve Boyd 2010-6-20 79 Riverside Santa Rosa Mountains, Garner Valley: Fobes Ranch Road turn from Highway 75. Comment
Read comments Jun 4 2019
  RSA586929  Silene gallica D. L. Banks, Steve Boyd 1995-5-3 0295 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
  UCD98713  Silene gallica J. Warren 1952-3-16 s.n. Riverside near Lake Elsinore. Comment
  UCD99022  Silene parishii Reid Moran 1968-8-3 15369 Riverside north slope 1 mile west of summit, Santa Rosa Mountain. 2150 Comment
Read comments Apr 27 2012
  RSA0012070  Silene verecunda subsp. platyota Steve Boyd, Gary D. Wallace 2005-7-30 11641 -B Riverside San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2659 Comment
  UC64150  Silene verecunda subsp. platyota H. M. Hall July, 1901 2550 Riverside Fuller's Mills Mountains San Jacinto Mountains, Fuller's Mills Mountains 2194 Comment
  RSA76937  Simmondsia chinensis F. W. Peirson 1920-12-29 8415 Riverside Point of Rocks, 1.5 miles east of Whitewater Station, head of Coachella Valley 335 Comment
  SD80147  Simmondsia chinensis Nancy Ryan Zabriskie, Walter Zabriskie 1971-3-7 354 Riverside Andreas Canyon, east slope San Jacinto Mountains 359 Comment
  UC64180  Simmondsia chinensis H. M. Hall 1897-5-18 539 Riverside near Coahuilla; near Coahuilla Comment
  UCR11355  Simmondsia chinensis Val Chase 1965-5-14 120 Riverside Sonoran (Colorado) Desert, Turn off main road {hwy 62] from Palm Springs to Twentynine Palms on the road to Desert Hot Springs to the E, travel 0.9 mi and turn N on dirt road up Big Morongo Canyon and travel 0.7 mi. Side canyon to the E. 915 Comment
  UCR139204  Simmondsia chinensis Percy C. Everett 1939-7-7 9525 Riverside Peninsular Range, 4 mi north of Temecula-Aguana Road [Hwy 79] on road [Sage Rd.] to Hemet 762 Comment
  SEINET10453609  Simmondsia chinensis A. K. Evans 1976-4-13 Evans 5163 Riverside Rocky slopes of Santa Rosa mountains. Comment
  POM244246  Sinapis alba C. B. Wolf 1936-4-21 7769 Riverside 4 mi. W. of Riverside and south of Jurupa Rd. 305 Comment
  UCR250579  Sisymbrium erysimoides A. C. Sanders 2014-4-18 41018 Riverside Peninsular Range, Temescal Canyon, along De Palma Rd. near Glen Eden Rd., west of Lee (Corona) Lake 366 Comment
  CDA3859  Sisymbrium irio W. H. Grady, L. Davis 1975-3-6 Riverside W. A. Elders property, 2173 Mt. Vernon, Riverside. 0 Comment
  RSA707893  Sisymbrium irio Scott D. White, Angelia Carey 2004-5-7 10338 Riverside Indian Creek and adjacent foothills. 549 Comment
  SEINET3876435  Sisyrinchium bellum Daphne K. Christopher, Hannah Stevens 2003-4-8 121 Riverside Santa Rosa Plateau Nature Conservancy Preserve. On road from Santa Rosa Ranch.; 0 556 Comment
  UCR207241  Solanum O. F. Clarke 2004-6-1 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  RSA0020264  Solanum americanum Louis C. Wheeler 1932-9-4 1322 Riverside Prado Basin: Santa Ana River at Chino Creek 183 Comment
  CSUSB793  Solanum douglasii K. S. Gill 1965-3-20 Riverside On University of California, Riverside campus (UCR) on hillside near the water reservoir. 243 Comment
  RSA289803  Solanum douglasii Barry A. Prigge 1980-8-12 3951 Riverside San Bernardino Mountains, Whitewater Canyon: 0.7 mile WNW of trout farm. 720 Comment
  SBBG119444  Solanum douglasii A. C. Sanders 2004-5-12 27885 Riverside Walker Cyn at NE foot of Alberhill Mtn, Temescal Crk 378 Comment
  UCD126937  Solanum douglasii Gordon Pilone 1961-3-1 94 Riverside White Water Canyon, 1/2 mile below Fish Hatchery. San Bernardino Mountain Range. Salton Sea Drainage Area. 457 Comment
  SEINET7262442 Image available Solanum douglasii L. R. Dykes 1962-5-13 108 Riverside Santa Ana River, near Rubidoux Ave., Riverside Comment
  JEPS12119  Solanum elaeagnifolium Carl V. Meyer 1928-5-25 410 Riverside Colorado Desert, Coachella Coachella; Colorado Desert, Coachella Comment
  NY826946  Solanum elaeagnifolium D. L. Banks 1996-5-13 1023 Riverside NW Palomar Mountains; Agua Tibia Mountains; Hwy. 79, E of the Dripping Springs Campground; approximately 1.9 km E of the Dripping Springs Guard Station (100 m E of where Hwy. 79 leaves the Forest Service Boundary). On the S side of Hwy. 79. 488 Comment
  SBBG101778  Solanum parishii S. Boyd, T. Ross, M. Hammitt 1991-5-2 6116 Riverside Vail Lake region, SW & W flanks of Billy Goat Mtn 3 mi N Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  CAS-BOT-BC157241  Solanum umbelliferum S. Boyd; T. S. Ross; L. Arnseth 1990-3-30 3956 Riverside Vail Lake area, at S end of Black Hills S of 'Big' Oak Mtn. 731 Comment
  POM50376  Solanum umbelliferum W. W. Eggleston 1924-3-10 19532 Riverside San Jacinto Station, Cleveland Forest 600 Comment
  RSA717462  Solanum umbelliferum Scott D. White 2006-4-28 11319 Riverside Elsinore Basin: Wildomar., east of the I-15 Freeway and north of Baxter Rd. South- and west-facing hillsides, minor ephemeral wash, and upper bajadas at bases of hills. 427 Comment
  UC284744  Solanum umbelliferum P. A. Munz 1923-6-14 7109 Riverside Glen Ivy to Santiago Peak (Trail, Santa Ana Mountains); Santa Ana Mountains 1005 Comment
Read comments Apr 1 2013
  CLARK-A1528-4380  Solanum xanti John C. Roos 1947-3-15 3358 Riverside San Jacinto Mountains Comment
  UC2061648  Solidago californica Shawn Krosnick with C. Martinez, N. Fraga, L. McDade, et al. 2010-8-14 652 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. Comment
  RSA708222  Sonchus asper Scott D. White, Angelia Carey 2004-5-7 10336 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  RSA789243  Sonchus asper Naomi Fraga, Erika Gardner, Beth Kempton, Tom Kerrin-Torres, Michael Wall 2008-7-17 2419 Riverside Mount San Jacinto State Park; Hidden Lake 2652 Comment
  RSA678347  Sonchus oleraceus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10459 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
  UCR256332  Sonchus oleraceus Duncan S. Bell 2012-3-18 3200 Riverside Sonoran (Colorado) Desert, Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, c. 2.8 air miles southwest of Hidden Spring 20 Comment
  CAS-BOT-BC235285  Sorghum bicolor T. C. Fuller 1958-9-23 1853 Riverside Near former USDA Exp. Station, Indio Comment
  UCR163668  Sorghum halepense John F. Green 2005-10-28 s.n. Riverside Sonoran Desert, E of Salton Sea, along Coachella Canal, 0.7 mi N of Dos Palmas Spring 18 Comment
  SD146075  Sorghum sudanense A. C. Sanders, D. Bramlet, M. Costea, T. Salvato 1999-10-15 23180 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr. 433 Comment
  CSUSB1337  Spartium junceum Eric Helgesen 1968-5-4