Search Results — 2000 specimen records retrieved (1890 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229338  Abronia villosa D. E. Bramlet; Fred M. Roberts; Michael C. Couffer 2004-4-7 3548 Riverside Perris-Aguanga Basin: South Barnasconi Hills. Adjacent to existing access road. 244 m S of the Ramona Expressway and 2.2 km W of the San Jacinto River 487 Comment
  SEINET785371  Abronia villosa Leo A. Galloway 1969-1 1084 Riverside 1.5 miles southeast of Cathedral City, State Highway 111. Comment
  CSUSB1330  Abronia villosa var. aurita Jim Hearn 1971-5-19 Riverside 13 miles south of Idyllwild. Comment
  RSA461180  Abronia villosa var. aurita N. C. Cooper 1949-3-15 3170 Riverside North of Palm Springs. 122 Comment
  RSA764467  Abronia villosa var. aurita Doris Bowers 1972-4-15 1826 Riverside Near SBCM dig on Pulgas Creek Rd., Rancho Calif. 396 Comment
  SD73625  Abronia villosa var. aurita Helen V. Witham 1970-5-1 853 Riverside Frequent in wash, Bautista Canyon, ca. 5 miles south of Hwy 74 (mak 10/07) 800 Comment
  UCR227178  Abronia villosa var. villosa Jim Andre 2011-2-2 16201 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  UCR244443  Abronia villosa var. villosa Jim Andre 2012-4-16 20934 Riverside Southern Mojave Desert, Joshua Tree National Park; along Geotour Road, at north end of one-way loop in Pleasant Valley at foot (south end) of Hexie Mtns, 6.7 mi. south of (paved) National Park Loop Rd. 990 Comment
  CLARK-A1528-456  Acacia farnesiana Charlotte Stocks 1962-5-15 Riverside Palm Desert Comment
  JEPS64739  Acacia greggii Marjorie Clary 1929-5-17 10 Riverside San Jacinto Mountains, Palm Springs Palm Springs; San Jacinto Mountains, Palm Springs Comment
  RSA696773  Acamptopappus sphaerocephalus J. R. Bruff 1928-4-1 78 Riverside Whitewater Comment
  UCSB6737  Acamptopappus sphaerocephalus Krogen, Roger 1957-1 Riverside Whitewater Canyon 2 mi. N of Hwy 60-70 near Whitewater P.O. Comment
  RSA494635  Achnatherum coronatum Maureen H. Pendleton 1987-5-20 s.n. Riverside Ca. 0.8 mi. (airline) WSW of town of Anza on Terwilliger Rd. 1280 Comment
  CAS-BOT-BC260436  Achnatherum hymenoides H. M. Hall 1899-5-24 1163 Riverside San Jacinto Mountains. Van DeVenders 1371 Comment
  CAS-BOT-BC384722  Achyronychia cooperi S. B. Parish 1896-4-1 4139 Riverside Palm Springs, Colorado Desert Comment
  POM123135  Achyronychia cooperi Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA423484A  Achyronychia cooperi M. B. Dunkle 1935-3-17 4399 Riverside Colorado Desert. 610 Comment
  SD224960  Acmispon argophyllus G. K. Helmkamp 1998-4-3 3092 Riverside Coachella Valley: Mission Creek, the Wildlands Conservancy Preserve, 1.1 mi. NW of the ranch house beside a gauging station along the creek. 747 Comment
  SEINET5327356  Acmispon argophyllus var. argophyllus I. W. Clokey, C. B. Clokey; E. G. Anderson 1930-4-15 4638 Riverside Perris-Gavilan Peak, 600 Comment
  SD111979  Acmispon glaber var. brevialatus Barbara Ertter, Jeffrey Strachan 1980-5-20 3469 Riverside West side of Whitewater Hill, east side Whitewater Wash, NW end of Coachella Valley north of I-10 456 Comment
  UCR279414  Acmispon maritimus var. brevivexillus A. C. Sanders, Jim Malusa 2017-3-25 42990 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Arroyo Seco, 3.5-4 km south of Augustine Pass, 100-200 m S of Bradshaw Trail, c. 1.5 km N of Imperial Co. line 652 Comment
  SD146271  Acmispon micranthus A. C. Sanders 1998-5-2 21754 Riverside Santa Rosa Plateau, Slaughterhouse Canyon, ca. 4 airmiles west of Murrieta on Clinton Keith Road, on roadside 487 Comment
  SBBG36361  Acmispon strigosus T. L. Secrest 1948-4-10 Riverside near Sage Comment
  SBBG45496  Acmispon strigosus Leota Davidson 1966-4-6 474 A Riverside Wiley Well Rd S of second intersection, Chuckawalla Mtns, 18 mi W of Blythe 213 Comment
  SD260049  Acmispon strigosus J. Andre 2012-4-11 20775 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi, east of road to Cottonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. 729 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
  RSA0121419  Adenophyllum porophylloides Duncan S. Bell, LeRoy Gross 2016-3-31 9189 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 6 air miles southeast of the summit of Martinez Mountain. 492 Comment
  RSA676151  Adenophyllum porophylloides Scott D. White 2001-4-3 8263 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10 / SR 111. 396 Comment
  UC31367  Adenophyllum porophylloides H. M. Hall May 17 1901-Jun 1 1901 1835 Riverside East base San Jacinto Mountain 457 Comment
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Sep 17 2011
  UCR251946  Adenostoma fasciculatum Harun Bektas 2011-4-26 16 Riverside Riverside, Box Springs Mountain Park; 7 miles above Moreno Valley via Pigeon Pass Rd. 793 Comment
  IRVC29859  Adenostoma sparsifolium Mark A. Elvin 2004-10-12 3812 Riverside S of Idyllwild, N of Mountain Center along Hwy 243. San Jacinto Moutnains 1524 Comment
  UC859044  Adenostoma sparsifolium E. C. Jaeger 1922-8-20 1005 Riverside n. slope San Jacinto Mt. 1371 Comment
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May 29 2011
  UCR129814  Adenostoma sparsifolium Fred M. Roberts 2003-7-11 5962 Riverside Santa Ana Mtns., just east of Bear Creek, 0.5 km SE Upper San Juan Campground 668 Comment
  UCR13753  Adiantum capillus-veneris N. R. Zabriskie, W. M. Zabriskie 1971-11-27 466 Riverside Western Colorado Desert/ San Jacinto Mtns, c. 25' north of stream bank, & c. 200 yards below juncture w/ 'north canyon'; Andreas Canyon, E slope of mountains. 360 Comment
  UCD52431  Agrostis exarata August L. Hormay 1932-8-8 s.n. Riverside Tahquitz Valley. Comment
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Sep 8 2011
  RSA192237  Agrostis pallens E. W. Lathrop 1960-5-27 5215 Riverside 6 miles west of Murrieta. Comment
  UCR27005  Agrostis pallens E. W. Lathrop 1966-5-29 6378 Riverside Peinsular Range; Santa Ana Mtns, Cleveland National Forest, Main Divide Truck Trail between El Carriso and Santiago Peak 1223 Comment
  LA204665  Allenrolfea occidentalis Louis Wheeler; 1931-11-27 377 Riverside Salton Sea, 2 mi. SE Salton Bench Mark -76 Comment
  UCR49370  Allenrolfea occidentalis Theo Glenn 1984-10-15 s.n. Riverside Sonoran (Colorado) Desert, Whitewater River Delta at N end of Salton Sea Comment
  UCSB39094  Allenrolfea occidentalis Jorgensen, Jan 1982-3-6 Riverside Coachella Valley, along Avenue 66 in Coachella -70 Comment
  RSA462630  Allionia incarnata H. de Forest 1933-4-16 17593 Riverside Chino Canyon, Colorado Desert, E of Coachella Valley Comment
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Feb 3 2011
  SD185253  Allionia incarnata John Green 2005-2-2 Riverside Salton Basin, transect along Coachella Canal between siphons 29 and 30, ca. 3 miles east of Desert Beach 24 Comment
  UCR163053  Allionia incarnata B. G. Pitzer, G. R. Ballmer 2000-10-14 4216 Riverside Sonoran (Colorado) Desert, south of eastern Ford Dry Lake, south side of Hwy I-10 along gasline road, 0.5-0.75 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe 115 Comment
  UCSB24716  Allium burlewii Sanders, Paul 1966-5-14 Riverside About 2 miles north of Tahquitz peak, in Mt. Pinos San Jacinto State Park 2438 Comment
  RSA763408  Allium cratericola Justin M. Wood 2009-5-11 694 Riverside Garner Valley, Quinn Flat area. 1372 Comment
  SD127566  Allium fimbriatum var. munzii Steve Boyd 1986-4-22 1778 Riverside Gavilan Hills, east edge of plateau remnant of ridge, east of Estelle Mountain, south of Dawson Canyon. Grassy opening in coastal sage scrub (recently burned) on clayey soil over cobble. 671 Comment
  SD127567  Allium fimbriatum var. munzii Steve Boyd 1986-4-22 1781 Riverside Grassy area on clayey soil over cobble, shallow north-facing draw, just west of third powerline tower, north of summit. 840 Comment
  JEPS34548  Allium lacunosum W. L. Jepson May 17 1901-Jun 1 1901 1392 Riverside Palm Canyon to Van de Venter's 1280 Comment
  CAS-BOT-BC472712  Allium lacunosum var. lacunosum Joy Keck 1935-4-19 3849 Riverside White Tank, S. of Twenty-nine Palms Comment
  RSA543618  Allium munzii Steve Boyd 1991-5-7 6153 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  RSA645329  Allium munzii Steve Boyd, Ian Gillespie 2000-4-15 10302 Riverside Gavilan Hills region: South flank of Alberhill Mountian, just east of the heavily mined area., Near 34 deg 42' 43.5''N 117 deg 22' 39.0''W. 463 Comment
  RSA770513  Allium munzii S. Mashayekhi, Steve Boyd, D. Buck, J. Mendosa 2010-4-22 SM 047 Riverside Top of Estelle Mt. Drainage to Dawson Canyon Comment
  UC1544765  Allium munzii Steve Boyd 1986-4-22 1778 Riverside e edge of plateau remnant of ridge e Estelle Mt. (s of Dawson Canyon); Gavilan Hills 670 Comment
  JEPS69413  Allophyllum gilioides subsp. violaceum W. L. Jepson 1901-5-24 1416 Riverside Santa Rosa Mts., Van Deventer Flat 1432 Comment
Read comments
Aug 12 2013
  UC718493  Allophyllum glutinosum P. C. Everett 1935-6-17 7155 Riverside Coldwater Canyon Trail to Santiago Pk. (1 1/2 mi. above Glen Ivy Resort); Santa Ana Mts. 563 Comment
  RSA770792  Alnus rhombifolia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4533 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UCR17688  Alternanthera caracasana O. F. Clarke 1965-10-12 s.n. Riverside Riverside, residential garden of O.F. Clarke, 1012 Spruce Street 306 Comment
  UCR110393  Amaranthus albus A. C. Sanders, Mitch Provance 1999-9-26 23079 Riverside San Jacinto Mountains, McMullen Flat c. 1 km NW of Valley High County Park, c. 1 km SE of Hwy 74 off (W of) Twin Pines Ranch Rd. 1195 Comment
  UCD97079  Amaranthus blitum subsp. emarginatus A. C. Sanders 2001-11-25 24887 Riverside Moreno Valley, Hope Depot at Pigeon Pass Rd. on north side of Hwy 60. Comment
  UCR13999  Amaranthus caudatus David Eslinger 1973-9-25 s.n. Riverside Hatch residence, 2228 5th St., Riverside 260 Comment
  UC2047211  Ambrosia acanthicarpa A. C. Sanders with Sandra L. Leatherman, Jeff Crain 2015-5-18 41712 Riverside Temescal Valley near Glen Ivy, along Temescal Canyon Road at Campbell Ranch Road intersection. Lake Mathews 7.5' Quad. Comment
  CAS-BOT-BC45010  Ambrosia confertiflora Louis C. Wheeler 1933-12-1 2278 Riverside Banning 731 Comment
  CAS-BOT-BC22596  Ambrosia dumosa Lewis S. Rose 1957-1-9 57020 Riverside Palm Desert 91 Comment
  CAS-BOT-BC22597  Ambrosia dumosa Roxana S. Ferris 1918-6-17 1002 Riverside 5 miles E of Gruendikes Well on Mecca-Blythe Road Comment
  RSA608585  Ambrosia dumosa R. S. Woglum 1939-4-11 2207 Riverside Sonora Desert: Desert Center. Comment
  HSC25927  Ambrosia ilicifolia Richard Spjut 1972-1-20 2126 Riverside Colorado Desert; washes leading from the N base of the Chuckawalls Mts. 305 Comment
  UCR142120  Ambrosia ilicifolia June Latting 1979-3-25 s.n. Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mtns. 488 Comment
  RSA575931  Ambrosia psilostachya Steve Boyd 1994-10-14 8392 Riverside Southern Santa Ana Mts., San Mateo Canyon Wilderness Area of the Cleveland Nat'l Forest. San Mateo Canyon, sandy benches in canyon bottoms at the confluence with Bluewater Canyon. 329 Comment
  UCR172613  Ambrosia pumila A. C. Sanders, John F. Green 2006-5-18 32373 Riverside Temecula/Murrieta Region, SE of Murrieta Hot Springs along San Diego Aqueduct and powerline route, south of intersection of Chandler and Suzi Rds. and south of Murrieta Hot Springs Rd., side canyon dropping toward Santa Gertrudis Creek, 1 mile SW of Skunk Hollow 366 Comment
  UCD128883  Ambrosia salsola William Shapeero 1954-4-28 s.n. Riverside Joshua Tree National Monument. Comment
  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
  JEPS39429  Ambrosia salsola var. salsola W. L. Jepson 1914-5-18 6032 Riverside from Pinyon Well to Indio (county well rd, n borders Colorado Desert); Colorado Desert Comment
  UCSB41780  Ambrosia salsola var. salsola Little, John 1975-5-4 Riverside 10 mi. E. of Cactus City under Frontage Rd. overpass; alongside Frontage Rd. Comment
  RSA737226  Ammannia coccinea Justin M. Wood 2008-9-22 146 Riverside SW Perris Basin; Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  UCR161033  Ammi majus B. G. Pitzer 1993-5-6 s.n. Riverside Riverside, in the yard of the Pitzer residence, Wendel Way 335 Comment
  RSA801980  Ammoselinum giganteum J. R. Bruff 1928-4-3 s.n. Riverside 13 W. of Desert Center in dry lake bed Comment
  RSA125778  Amorpha fruticosa Kay H. Beach 1942-10-22 1672 Riverside Along wash 3 miles on the road to Reche canyon from the junction of Redlands blvd. and Locust street. North of Moreno. Comment
  RSA450174  Amorpha fruticosa J. C. Roos 1966-5-5 s.n Riverside Gilman Hot springs, San Jacinto Valley. Comment
  UCR94248  Amorpha fruticosa Scott D. White 1996-4-14 3924 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
  RSA709852  Amsinckia intermedia Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2005-2-10 4632 Riverside Along Palen Pass Road, near Packard Well, S end of Granite Mountains. 502 Comment
  SD152912  Amsinckia intermedia Steve Boyd 1992-4-15 6867 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek. 334 Comment
  UCR100044  Amsinckia menziesii var. menziesii Scott D. White 1993-3-3 1092 Riverside Perris Basin, Romoland/Winchester area 442 Comment
  SEINET9296725  Amsinckia tessellata Unknown 1976-5-3 Riverside Red Mountain Road. Comment
  UC878734  Amsonia tomentosa C. L. Hitchcock 1940-3-31 5883 Riverside 1/2 mi. below Cottonwood Spring Comment
  CAS-BOT-BC272872  Ancistrocarphus filagineus Steve Boyd 1986-4-2 1588 Riverside Gavilan Plateau, Gavilan Hills: Harford Springs County Park 640 Comment
  RSA523525  Ancistrocarphus filagineus Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3984 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA0016114  Androstephium breviflorum Jim Andre, G. L. Clifton, Ron Kelley 2013-3-21 24397 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  CAS-BOT-BC400338  Anemopsis californica A. C. Sanders; D. Bramlet; Mihai Costea; T. Salvato 1999-10-15 23183 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1 mile W of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. W of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. 436 Comment
  SD227897  Anemopsis californica A. C. Sanders, K. C. Rose 1999-6-18 22808 Riverside Skinner / Domenigoni area: French Valley, E side of Washington Ave. near Rawson Rd. 451 Comment
  UC1930030  Anisocoma acaulis Scott D. White, Justin Wood 2008-5-15 11964 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. (Idyllwild) Comment
  UC130486  Antennaria rosea Mrs. C. M. Wilder 1909-7-13 Riverside Tahquitz Valley San Jacinto Mts., Tahquitz Valley Comment
  SEINET6755346 Image available Antennaria rosea H. M. Hall 1901-1 2401 Riverside San Jacinto Mountains 2835 Comment
  UCR17122  Anthemis cotula A. C. Sanders 1973-5-20 0803 Riverside Perris-Aguanga Basin region, Perris Valley, Rider Road 0.5 mi east of Perris Blvd. 459 Comment
  POM29600  Antirrhinum coulterianum Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA527858  Antirrhinum coulterianum Scott D. White 1991-5-10 91 -154 Riverside Hwy 79, immediately W of U. S. Forest Service campground at Dripping Springs. 549 Comment
  RSA511346  Apiastrum angustifolium B. Pitzer, E. Misquez 1988-3-20 674 Riverside Cleveland National Forest, San Juan Loop Trail, ca. 4 mi. W of El Cariso Village, just across the hwy from Ortega Parks Store. 548 Comment
  RSA519254  Apiastrum angustifolium Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  UCR21970  Apiastrum angustifolium Steve Boyd 1980-4-13 132 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 610 Comment
  SEINET7882510 Image available Apiastrum angustifolium Jean Coulson 1959-1 144 Riverside San Jacinto Mts, 8.1 mi N of Pine cove on Idyllwild Banning road Comment
  RSA708175  Apium graveolens Scott D. White, Angelia Carey 2004-5-7 10317 Riverside Indian Creek and adjacent foothills. 549 Comment
  UCR26530  Apocynum cannabinum A. C. Sanders, S. Hagopian 1981-5-20 2121 Riverside Agua Tibia Mountains Area, Wolf Valley, SE of Temecula, at the junction of Road S16 with the road to the Pechanga Indian Reservation 351 Comment
  RSA761226  Aquilegia formosa Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 731 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC9005  Aquilegia formosa H. M. Hall July, 1901 2417 Riverside San Jacinto Mtns 3261 Comment
  RSA233320  Arabis johnstonii L. B. Ziegler 1968-4-16 s.n. Riverside Hemet Valley, lower edge of Yellow Pine Belt 1372 Comment
  CDA5527  Araujia sericifera P. Arnaud 1958-6-21 626 -58 Riverside Riverside. 0 Comment
  SEINET3093971 Image available Arbutus menziesii Mackell Kohn 1959-2-26 Riverside 300 yds. So. on road running behind C. E. S. administration bld. U. C. R. campus. Comment
  UCR168437  Arceuthobium campylopodum Larry E. DeBuhr 1972-3-23 514 Riverside Santa Rosa Mountains, San Bernardino National Forest, on Santa Rosa Peak 2439 Comment
  RSA629141  Arctostaphylos Jon E. Keeley 1992-7-16 16564 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  UC1543112  Arctostaphylos Donald G. Nelson 1936-5-21 379 Riverside slopes just n meadow in valley just east of Jurkey Creek Camp area (e of Lake Hemet, and n of Mt. Thomas); San Jacinto Mountains Comment
  RSA629387  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-4-17 15088 Riverside End of Woodchuck Rd., Woodchuck Resort. 2 km south of Hwy 79 (Vail Lake Quadrangle) 204 Comment
  RSA629457  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16816 Riverside Rd. to Thomas Mtn. (5S15), 11 km north of Toolbox Spring. San Jacinto Mtns. 1520 Comment
  SD113839  Arctostaphylos glauca Darley F. Howe 1969-5-15 4592 Riverside 0.3 mi. E of Dripping Springs campground 490 Comment
  RSA633526  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20106 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633542  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22667 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633596  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-17 16703 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633619  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16682 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA633700  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16670 Riverside Road to Santa Rosa Mountain (7S02), 9.3 km south of Highway 74. 1990 Comment
  CAS-BOT-BC44357  Arctostaphylos pringlei subsp. drupacea Peter H. Raven 1959-5-18 14243 Riverside Lake Fulmor, San Jacinto Mountains Comment
  POM13664  Arctostaphylos pringlei subsp. drupacea P. A. Munz 1922-6-27 5864 Riverside Santa Rosa 2043 Comment
  POM367423  Arctostaphylos pringlei subsp. drupacea N. C. Cooper 1944-5-20 1280 Riverside Palms to Pines Highway [Hwy 74], San Jacinto Mountains. 1280 Comment
  RSA125854  Arctostaphylos pringlei subsp. drupacea E. K. Balls, Percy C. Everett 1957-11-6 22795 Riverside Idyllwild to Banning. 1768 Comment
  RSA635653  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-17 16831 Riverside Rd. to Dark Cyn. Campground 2 km east of Hwy. 243. San Jacinto Mtns. 1920 Comment
  RSA761984  Arctostaphylos pringlei subsp. drupacea Shawn Krosnick, C. Martinez, Naomi Fraga, Lucinda McDade, et al. 2010-8-14 666 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UCD52976  Arctostaphylos pringlei subsp. drupacea A. E. Wieslander 1938-10-23 821 Riverside Idyllwild; Strawberry Valley. 1676 Comment
  UCR135826  Arctostaphylos pringlei subsp. drupacea Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9013 Riverside Santa Rosa Mtns., c. 0.05 miles S on Santa Rosa Mt. Road from Hwy 74 1402 Comment
  CSUSB1375  Arctostaphylos pringlei var. drupacea Richard G. Sullivan 1972-5-13 7 Riverside San Jacinto Mountains, Idyllwild Comment
  CAS-BOT-BC44813  Arctostaphylos pungens Winfield 1975-5-4 2423 Riverside James - San Jacinto Reserve 1615 Comment
  CAS-BOT-BC46340  Arctostaphylos pungens C. B. Wolf 1931-5-11 1953 Riverside Hemet Valley, San Jacinto Mts. 1676 Comment
  RSA635781  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16530 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  SBBG5490  Arctostaphylos pungens M. Van Rensselaer 1937-6-24 Riverside Santa Rosa Indian Reservation Comment
  UCR92376  Arctostaphylos pungens F. M. Reed 1928-7-10 6016 Riverside San Jacinto Mtns, Hillsides about Strawberry Valley, Idyllwild 1677 Comment
  POM305341  Arctostaphylos rainbowensis Henry J. Ramsey, Henry J. Ramsey 1938-2-25 677 Riverside Temecula Comment
  RSA636175  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19478 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
  UCD162841  Arctostaphylos rainbowensis D. O. Burge 2015-3-17 1691 Riverside Rainbow area. 410 Comment
  UCR209396  Arctostaphylos rainbowensis Fred M. Roberts 2007-4-13 6515 Riverside Santa Ana Mountains, south of Mesa de Colorado on the Santa Rosa Plateau, northwest corner of El Calamar Road and Via Escalon, 1.6 km west-northwest of the summit of Mesa de La Punta 536 Comment
  CAS-BOT-BC207127  Argythamnia lanceolata S. B. Parish 189 (year not completed on sheet) 4141 Riverside Palm Springs, Colorado Desert Comment
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Sep 11 2019
  RSA718837  Aristida adscensionis Michael Honer, L. Hulse 2005-3-8 2043 Riverside Fargo Canyon; first main N-trending fork after entering canyon from bajada. Site of large long MWD aqueduct tunnel tailings pile. 457 Comment
  UCD56398  Aristida adscensionis W. L. Jepson 1928-4-25 12585 Riverside Colorado Desert, Cottonwood Springs. 731 Comment
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Oct 9 2010
  UCR148295  Aristida adscensionis John F. Green, Chet McGaugh 2005-1-19 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, 1.1 mile transect along Coachella Canal right-of-way, between siphons 24 and 25, NE of Hunters Spring, near S base of Orocopia Mtns. 23 Comment
  UCR175235  Aristida californica var. californica Jim Andre, T. La Doux 2006-4-11 6739 Riverside S Mojave Desert, Pinto Basin: c. 1 mi N of Pinto Basin Rd. (paved), in the Sand Hill area 527 Comment
  UCSB37780  Aristida purpurea Roos, John 1965-8-15 Riverside Gilman Hot Springs, San Jacinto Valley Comment
  UCSB45528  Aristida purpurea Roos, John 1951-10-19 Riverside Badlands and Old Jackrabbit trail 609 Comment
  RSA38495  Aristida purpurea var. nealleyi P. A. Munz 1946-10-20 11575 Riverside Palms to Pines Highway, 11.5 miles south of Palm Springs to Indio Road. 1037 Comment
  RSA703407  Aristida purpurea var. parishii LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Worlow 2005-2-17 1460 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground., Near 33?37'32N, 115?19'35W: UTM 3721895N, 655238E to 33?36'52N, 115?19'54: UTM 3720669N, 654757E. 480 Comment
  UCR19699  Aristida purpurea var. parishii John C. Roos 1965-6-13 s.n. Riverside San Jacinto Mtns., west base of the mountains near San Jacinto River, near Hwy 74 Comment
  UCR2161  Aristida purpurea var. purpurea F. M. Reed 1933-5-31 7920 Riverside Santa Rosa Mtns., Santa Rosa Indian Reservation, near the bridge on the Palms to Pines Road [Vandeventer Flats] 1372 Comment
  UCR275357  Artemisia douglasiana T. B. Salvato, Melissa Clemons 2005-6-9 1500 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  RSA595911  Artemisia dracunculus Darin L. Banks, Lauren Raz 1996-11-5 1170 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, ESE of San Gabriel Church; Along the floodplain of the southern fork of Pechanga Creek. 415 Comment
  UC29672  Artemisia dracunculus H. M. Hall 1901-6-8 2012 Riverside San Jacinto River Canyon San Jacinto Mountains, San Jacinto River Canyon 762 Comment
  POM162686  Artemisia ludoviciana subsp. albula F. M. Reed 1929-11-8 6671 Riverside Snow Canon [Canyon]. San Jacinto Mts. 488 Comment
  RSA259194  Artemisia ludoviciana subsp. ludoviciana Philip A. Munz 1938-8-13 15335 Riverside Rocky ridge east of Santa Rosa Peak. 2378 Comment
  UCR4346  Artemisia nova L. B. Ziegler 1964-7-11 s.n. Riverside San Jacinto Mtns., 2 mi NE of Kenworthy Ranger Station Comment
  RSA507495  Arthrocnemum subterminale L. F. LaPre, Jack Easton 1988-7-10 s.n. Riverside 1 mi E of of Perris. 427 Comment
  UCR193857  Asclepias eriocarpa A. C. Sanders, Mitch Provance 2008-7-11 35822 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  UCR40435  Asclepias fascicularis Steve Boyd 1985-8-7 1102 Riverside Santa Ana Mtns., Santa Rosa Plateau, Santa Rosa Plateau, NW base of Redonda Mesa on Tenaja Road, 0.8 mi east of the junction w/ 8S01 & 8S02 671 Comment
  JEPS5154  Asclepias subulata W. L. Jepson 1914-5-18 6030 Riverside County Well n Indio; Colorado Desert, County Well Comment
  SEINET10779851  Asclepias subulata George Engelmann 1880-11-11 Engelmann s.n. 1880 Riverside Mountainside near White Water, San Gorgonio Pass 792 Comment
  SD125880  Asparagus asparagoides B. Pitzer, E. Misquez 1988-2-28 636 Riverside Walker Basin, southwest of Murrieta, Avenida del Oro, 2 miles south of Rancho California Road. Hilly areas north of the road. 427 Comment
  UCR116584  Asphodelus fistulosus A. C. Sanders, T. B. Salvato 2001-5-24 24371 Riverside Perris-Aguanga Basin, Temecula, Long Canyon area west of Del Rey Rd. along Avenida Buena Suerte 381 Comment
  RSA661032  Aster bernardinus A. C. Sanders, Mitch Provance 1999-9-26 23078 Riverside McMullen Flat ca. 1 km NW of Valley High County Park, ca. 1 km SE of Hwy 74 off (W of) Twin Pines Ranch Rd. 1195 Comment
  UCR92306  Aster subulatus Scott D. White 1994-10-17 2484 Riverside Temecula Valley, Temecula, Murrieta Creek channel, 1000 ft. north of bridge at Rancho California Ave. 311 Comment
  CHSC823  Astragalus crotalariae E. Thomas 1940-3-3 Riverside Coachella Valley. -30 Comment
  POM122701  Astragalus crotalariae Alice Eastwood 1919-3-15 7991 Riverside Indio Comment
  POM26135  Astragalus crotalariae Marcus E. Jones 1903-5-8 s.n. Riverside Indio. -7 Comment
  UC669291  Astragalus crotalariae Annie M. Alexander and Louise Kellogg 1941-3-2 1881 Riverside roadside 5 mi s Valerie; s of Valerie Comment
  UC68514  Astragalus crotalariae H. M. Hall April, 1905 5828 Riverside Indio , Indio (Colorado Desert) 0 Comment
  UCR241012  Astragalus didymocarpus Tracy Tennant 1998-4-28 257 Riverside San Jacinto, Ramona Expressway and Donna Way, near bank of San Jacinto River 488 Comment
  CAS-BOT-BC182632  Astragalus didymocarpus var. obispoensis K. Watkins; E. McClintock 1937-4-9 s.n. Riverside Pasture 1 mi. West of San Jacinto Comment
  CAS-BOT-BC178456  Astragalus douglasii var. parishii John Thomas Howell 1927-8-2 2912 Riverside Idyllwild, Strawberry Valley, Mt. San Jacinto 1676 Comment
  LA204952  Astragalus douglasii var. parishii Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside near Lake Hemet, Palms to Pines Highway Comment
  SD111601  Astragalus douglasii var. parishii Wayne P. Armstrong 1982-6-19 Riverside Idyllwild County Park 1675 Comment
  UC862990  Astragalus douglasii var. parishii Carl B. Wolf 1932-8-4 3923 Riverside on road to Banning 1 1/2 mi from Idyllwild (Strawberry Valley, San Jacinto Mts.); San Jacinto Mts., Strawberry Valley, 1 1/2 mi fr Idyllwild 1706 Comment
  RSA415714  Astragalus filipes N. C. Cooper 1944-5-20 1241 Riverside Palms to Pines Hwy., San Jacinto Mtns. 1372 Comment
  RSA740944  Astragalus filipes Scott D. White, Justin M. Wood 2008-6-17 12183 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  RSA779015  Astragalus insularis var. harwoodii Duncan S. Bell 2010-4-1 649 Riverside Arica Mountains: east side of the mountain range, west side of Rice Valley, near the lowest eastern drainage point for the Arica mountains ; approximately 4.3 air miles southeast of the ghost town of Rice. 209 Comment
  UCR166552  Astragalus lentiginosus var. borreganus Scott D. White, Jennifer H. Jones 2005-4-12 10870 Riverside Coachella Valley, Indio area, vacant land NE of the I-10 Freeway interchange at Jefferson 18 Comment
  CLARK-A1528-454  Astragalus lentiginosus var. coachellae Charlotte Stocks 1963-3-27 Riverside Coachella Valley Comment
  UCR33614  Astragalus lentiginosus var. variabilis Sears 1978-4-12 1173 Riverside Sonoran (Colorado) Desert, 5 mi northeast of Desert Center on road to Rice 165 Comment
  SD67902  Astragalus leucolobus Reid Moran 1968-8-3 15361 Riverside Ridge 1 mile NW of Toro Peak, on bare north slope 2250 Comment
  JEPS54787  Astragalus palmeri W. L. Jepson 1914-5-18 6005 Riverside n Indio (Pinon Well Grade); Colorado Desert, n of Indio, Pinon Well grade 822 Comment
  RSA0120003  Astragalus palmeri Duncan S. Bell, Thomas Stoughton 2016-4-13 9256 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  RSA606086  Astragalus palmeri R. S. Woglum 1941-5-14 3056 Riverside Peninsular Ranges / Sonoran Desert transition: Horse Canyon, off Coyote Canyon. Comment
  SBBG35750  Astragalus palmeri D. Myrick 1966-4-3 1347 Riverside Hidden Valley; Joshua Tree Nat Monument Comment
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Dec 14 2016
  CAS-BOT-BC192822  Astragalus pomonensis M. E. Jones 1882-4-24 3166 Riverside San Jacinto Comment
  CAS-BOT-BC27821  Astragalus pomonensis Marcus Eugene Jones 1882-4-24 3166 Riverside San Jacinto Comment
  POM26493  Astragalus pomonensis Marcus E. Jones 1903-5-11 s.n Riverside Banning. 701 Comment
  UCR120921  Astragalus pomonensis A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24943 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR167785  Astragalus pomonensis T. B. Salvato, Gregg Miller 2005-6-3 1358 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto River c. 2.5 mi SSW of Perris, 1.5 mi downstream of Goetz Road where the river leaves the Perris Plain and enters the hill area above Railroad Canyon 427 Comment
  UCR92315  Astragalus pomonensis Scott D. White 1994-3-29 1930 Riverside Beaumont Badlands, near county dump and old DeAnza Cycle Park, north of Hwy 60 701 Comment
  RSA0121455  Astragalus tricarinatus Duncan S. Bell, LeRoy Gross 2016-3-30 9135 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.75 air miles southeast of the summit of Martinez Mountain. 698 Comment
  POM12715  Athyrium filix-femina P. A. Munz 1922-7-6 5991 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 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
  UCR92484  Atrichoseris platyphylla George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  UCD97233  Atriplex argentea var. expansa D. E. Bramlet 1989-7-5 1933 Riverside Diamond Valley, just W (NW) of Gateway Farms, 50 - 1000 feet South of Newport Road and 13.500 feet (2.5 miles) W of State Street. 473 Comment
  SD40818  Atriplex canescens Carl B. Wolf 1932-10-13 4303 Riverside Eagle Mountains, Cottonwood Springs. 950 Comment
  SEINET5540666  Atriplex canescens H. S. Gentry 1954-1 14249 Riverside Aguanga. Comment
  UC1929840  Atriplex canescens Scott D. White, Angelia Carey and Linda Archa 2004-8-5 10685 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation. Comment
  CAS-BOT-BC170211  Atriplex canescens subsp. canescens Joseph Andorfer Ewan 1931-10-3 5227 Riverside Mockingbird Canyon near Arlington Comment
  UC850848  Atriplex canescens subsp. canescens Carl B. Wolf 1932-10-13 4324 Riverside ne side Salton Sea (Durmid, ne side of S.P.R.R. Tracks, Colorado Desert); Colorado Desert, ne side Salton Sea, Durmid -60 Comment
  SD240965  Atriplex canescens var. macilenta Dave Silverman 2010-3-24 7828 Riverside South Palen Lake, Chuckwalla Valley, 4.5 km SE of Sidewinder Well, 2.3 km SW of Palen Dunes Drive, and 4.2 km N of Interstate 10. 128 Comment
  RSA532567  Atriplex coronata var. notatior D. E. Bramlet 1991-5-7 2117 Riverside 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
  SEINET3090678  Atriplex coronata var. notatior R. A. Johnson, G. A. Ruffner 1990-1 Riverside Comment
  UCR63943  Atriplex coronata var. notatior D. E. Bramlet, A. Parikh 1990-6-14 2036 Riverside San Jacinto Valley, 6.5 km west of Hemet, c. 600 m SW of the intersection of Warren Ave and Florida Street, and 0-50 m east of the MWD 'San Diego Canal 457 Comment
  UCR92692  Atriplex coronata var. notatior A. C. Sanders, K. D. Jones, D. Malueg 1996-4-20 18059 Riverside San Jacinto Valley, San Jacinto River between Nuevo and Lakeview, from 11th to 13th Streets, E side of the river channel 433 Comment
  CAS-BOT-BC523903  Atriplex glauca D. E. Bramlet 2005-5-5 3847 Riverside Perris-Aguanga Basin Region: San Jacinto Valley, canal right-of-way north of Devonshire Ave. 457 Comment
  RSA737895  Atriplex glauca R. E. Riefner 2006-2-20 06 /29/2015 Riverside City of Corona, along Magnolia Ave off ramp on SW side of I 15 Freeway. 216 Comment
  CAS-BOT-BC158104  Atriplex hymenelytra 0065 Riverside Base of Coxcomb Mts., mile 10.00 Hwy from Desert Center to Rice Comment
  POM122734  Atriplex hymenelytra Marcus E. Jones 1924-2-7 s.n. Riverside Salton Sink near Oasis. Comment
  UCR274800  Atriplex hymenelytra David Fraker, Aaron C. Sedgwick 2012-3-27 041 Riverside Central Mojave Desert, Owl Canyon [in Rainbow Basin Natural Area], by Owl Canyon Campground 973 Comment
  POM278762  Atriplex lentiformis Grant D. Brown 1950-3-4 485 Riverside Approximately 10 miles N of Blythe on hyway #95 near water intake plant. 91 Comment
  CLARK-A1528-5398  Atriplex patula subsp. hastata John C. Roos, Lucille Roos 1951-10-24 5339 Riverside Pedley 228 Comment
  RSA5583  Atriplex polycarpa C. B. Wolf 1932-10-13 s.n. Riverside Caleb (Southern Pacific railway siding), 4.5 miles SE of Mecca, Colorado Desert 61 Comment
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Jul 16 2015
  RSA778127  Atriplex polycarpa Thomas Stoughton, E. Gardner, D. Bell 2010-11-12 714 Riverside Coachella Valley Preserve. Site #3. Ca 0.25 mile E of road. 305 Comment
  SEINET244783  Atriplex serenana A. C. Sanders, K. C. Rose 1999-6-18 22831 Riverside Domenigoni Valley; upper Warm Springs Creek between Hwy 79(Winchester Rd.) and Scott Rd., Domenigoni Ranch, S of Winchester. 433 Comment
  UCR182541  Atriplex suberecta Mitch Provance 2003-7-4 4642 Riverside San Bernardino Valley, Riverside, Monticello Ave. near the canal, between Driftwood and Conway Drives 226 Comment
  UCR281872  Atriplex triangularis Mitch Provance 2012-11-9 1112- 19 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
  UCR232797  Avena fatua John F. Green 2008-4-16 0408- 40 Riverside Peninsular Range; Perris-Aguanga Valley, SW of Romoland, powerline route north of McLaughlin Rd. between Dawson Rd. and I-215 Fwy 436 Comment
  UCR143369  Baccharis brachyphylla C. B. Wolf, Percy C. Everett 1942-10-13 11437 Riverside Sonoran (Colorado) Desert, Morongo Pass, 0.3 mi below San Bernardino Co. line 671 Comment
  IRVC524  Baccharis glutinosa Bob Savage 1965-5-2 s.n. Riverside Joshua Tree Little San Bernardino Mountains Comment
  CAS-BOT-BC106748  Baccharis salicifolia W. R. Dudley 1903-12-26 s.n. Riverside Palm Canyon [Canon] Comment
  SFV11418  Baccharis salicifolia M. L. Vincent 1963-10-19 459 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. This intersection is about 0.75 miles southeast of the intersection between Highway 111 and Interstate Highway 10. Comment
  UC511837  Baccharis salicifolia subsp. salicifolia Frank W. Peirson 1933-4-15 10654 Riverside 4 1/2 mi above bridge; Whitewater River 701 Comment
  UCR4362  Baccharis salicina O. F. Clarke 1970-10-28 s.n. Riverside Riverside, Botanic Gardens of the University of California, Riverside 396 Comment
  UC1010322  Baccharis sarothroides John and Lucille Roos 1950-10-28 5021 Riverside near Box Springs 472 Comment
  JOTR35422  Baccharis sergiloides La Doux, Tasha, M. Harding, B. Truesdell, D. Shade 2012-9-25 3098 Riverside Joshua Tree National Park. Cottonwood Mountains; Cottonwood Spring 914 Comment
  UC1518843  Baccharis sergiloides Robert F. Thorne, Kay L. Wright and Richard K. Benjamin 1982-10-8 55384 Riverside 3.3 mi n of, west side of Whitewater Canyon Whitewater Post Office; San Bernardino Mts., Whitewater Canyon 594 Comment
  CAS-BOT-BC295890  Bahiopsis parishii Nancy Ryan Zabriskie; Walter Zabriskie 1973-4-3 605 Riverside Poorwill Canyon, Andreas Canyon area, Palm Canyon drainage, E slope San Jacinto Mtns. (Site A-6) 426 Comment
  CAS-BOT-BC295906  Bahiopsis parishii C. L. Hitchcock 1940-3-30 5873 Riverside Cottonwood Spring Comment
  RSA20293  Bahiopsis parishii Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9550 Riverside Cottonwood Springs Canyon. Comment
  RSA442012  Bahiopsis parishii Christopher Davidson, B. Gustafson 1977-4-7 5576 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope 610 Comment
  CAS-BOT-BC99968  Baileya pauciradiata Roxana S. Ferris 1953-3-9 12598 Riverside Sandy flat near junction of U.S. 60 & 70 with Desert Hot Springs Road Comment
  CAS-BOT-BC99969  Baileya pauciradiata Ira L. Wiggins 1938-3-19 8900 Riverside Colorado Desert 25 mi. W. of Blythe Comment
  RSA796024  Baileya pauciradiata Duncan S. Bell 2009-4-18 239 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  UC893813  Baileya pauciradiata unknown 1932-3-26 Riverside Coachella Comment
  CAS-BOT-BC106608  Baileya pleniradiata K. Larson 1977-5-12 60062 B Riverside Wiley Wells Rd. ca. 20 mi. W. of Blythe 152 Comment
  RSA0089860  Baileya pleniradiata Dean Wm. Taylor 2003-5-7 18544 Riverside 1 mi SE of Steele Peak, 0.4 miles NNW of Good Hope Mine, under electrical transmission line corridor. 579 Comment
  JOTR01237  Baileya pleniradiata Cole, James E. 1941-6-17 921 Riverside Joshua Tree National Park. LIVE OAK TANK 1219 Comment
  RSA220995  Barbarea orthoceras E. W. Lathrop 1966-3-30 6125 Riverside Mail Divide Truck, Trail between El Carriso and Santiago Peak, Cleveland Nat l Forest 1220 Comment
  RSA1371  Bebbia juncea B. D. Stark 1930-2-21 1468 Riverside Hidden Canyon, near Corona, Santa Ana Mts. Comment
  JEPS19302  Bebbia juncea var. aspera W. L. Jepson May 17 1901-Jun 1 1901 1384 Riverside Palm Canon and return to Van Deventer's Comment
  RSA678358  Bebbia juncea var. aspera Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10493 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
  SEINET3862250  Beloperone californica Elizabeth Neese 1979-4-10 7070 Riverside Joshua Tree National Monument, S of Twenty-nine Palms, near Cottonwood Spring.; 0 305 Comment
  RSA336055  Bernardia incana R. F. Thorne, Avi Shmida, Robert Whittaker 1978-4-23 52064 Riverside Palms to Pines Highway: Along highway, Santa Rosa Mountains. Comment
  SD234926  Beta macrocarpa A. C. Sanders 2008-4-15 34892 Riverside Peninsular Range: NE edge of city of Elsinore, off Nichols Rd. along Baker St. near Durant Siding. 383 Comment
  RSA736760  Bidens laevis Scott D. White, Lynn Stafford 2007-6-27 11752 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 134 Comment
  SEINET8466124 Image available Bloomeria crocea B. Fuchs 1968-5-15 12 Riverside Riverside County, California HWY 71, southwest of Lake Elsinore Comment
  SBBG880  Bloomeria crocea var. crocea H. and M. Dearing 1940-6-8 4353 Riverside W of Ribbonwood, Palms to Pine Hwy Comment
  SBBG72390  Boechera R. Hoffmann 1929-9-6 Riverside San Jacinto Mtns 2590 Comment
  CAS-BOT-BC16256  Boechera glaucovalvula Philip Alexander Munz 1949-4-11 13019 Riverside Mohave Desert. North base of Eagle Mountains. Near Conejo Well. 914 Comment
  UC1463880  Boechera johnstonii Jeanine Derby 1977-2-1 Riverside e end Quinn Flats; San Jacinto Mts., Garner Valley Comment
  JEPS61277  Boerhavia coccinea W. L. Jepson 1928-4-25 12611 Riverside Cottonwood Spring; Colorado Desert, Eagle Mts. 731 Comment
  CAS-BOT-BC434517  Boerhavia diffusa T. C. Fuller 1968-7-17 17388 Riverside 288 E. Main St., San Jacinto Comment
  UCR245070  Boerhavia triquetra A. C. Sanders, T. B. Salvato 2012-10-12 40410 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Chuckwalla Valley Rd. near intersection with Graham Pass Rd., 4.56 km west of I-10 junction 124 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
  JOTR38528  Boerhavia wrightii Harding, Mitzi, Kipp Callahan 2012-8-27 298 Riverside Joshua Tree National Park. Pinto Basin, along southern edge of Pinto Mountains; off Brooklyn Mine Road near park boundary Comment
  RSA0027477  Bouteloua aristidoides var. aristidoides Deidre Conocchioli, April Garbat 2013-9-5 39 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
  RSA781411  Bouteloua barbata Duncan S. Bell 2011-10-22 2991 Riverside Arica Mountains: west side of the mountain range, approximately 2.6 air miles west of Priests Well, and approximately 6.8 air miles southwest of the ghost town of Rice. 437 Comment
  SEINET8480638 Image available Bouteloua barbata var. barbata Kristin Forgrave, Deirdre Conocchioli, April Garbat 2013-8-13 35 Riverside Sonoran Basin & Range. Chuckwalla Valley: From Blthye, Ca. head west on I-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
  CLARK-A1528-5667  Brandegea bigelovii John C. Roos 1960-4-8 Riverside 380 Comment
  RSA796094  Brandegea bigelovii Duncan S. Bell 2009-4-20 308 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  SD134466  Brandegea bigelovii Craig Reiser 1991-5-27 Riverside Palm Desert near Bighorn Sheep Institute Comment
  UC700945  Brandegea bigelovii Aven and Ruth Nelson 1939-3-28 3304 Riverside s of Mecca (near Salton Sea, Highway 111); Highway 111 Comment
  UCR251647  Brandegea bigelovii Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 760 Riverside Sonoran (Colorado) Desert, Mecca Hills, Shaver's Well, adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail 305 Comment
  UC10285  Brassica nigra H. M. Hall Jun 1 1901-Jul 1 1901 2282 Riverside in the vicinity of Strawberry Valley (San Jacinto Mountains, around camps); San Jacinto Mountains 1584 Comment
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Sep 20 2011
  JOTR34320  Brassica tournefortii Andre, Jim 2012-4-11 20820 Riverside Joshua Tree National Park. Western margin of Eagle Mountains; 0.6mi south of Cottonwood Visitor Ctr. along Rte 11 912 Comment
  SEINET229271  Brassica tournefortii L. M. Shultz, JS Shultz 1985-4-16 8277 Riverside Chuckawalla Valley north of the Chukkawalla Mountains 122 Comment
  UC1929787  Brassica tournefortii Scott D. White 2001-4-3 8237 Riverside COLORADO DESERT: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. Comment
  UCD114638  Brassica tournefortii Robert F. Thorne; Dick Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54032 Riverside San Bernardino Mts: S and E-facing at mouth of Whitewater Canyon, ca. 1/4 mi. W of Whitewater P.O. and 1/2 mi. W of Whitewater River. 414 Comment
  UCR89832  Brassica tournefortii George K. Helmkamp 1994-3-10 42 6 Riverside Sonoran (Colorado) Desert, Indio Hills, canyon opening into Coachella Valley, 2 miles east of Thousand Palms on Ramon Road, and 1.3 miles north 122 Comment
  RSA5360  Brickellia arguta B. D. Stark 1932-6-17 1530 Riverside Canyons above Cottonwood Springs, Eagle Mts., Colorado Desert 396 Comment
  RSA226500  Brickellia californica C. W. Tilforth, John Dourley 1970-10-16 316 Riverside Along and above intermittent stream bed, road to Santa Rosa Mtn. Comment
  RSA561424  Brickellia californica Steve Boyd 1992-9-9 7685 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
  UCR109484  Brickellia desertorum A. C. Sanders, Pam MacKay, Tim Thomas, O. F. Clarke 1996-11-23 19650 Riverside San Bernardino Mtns., Whitewater Canyon, just below the fish hatchery 648 Comment
  RSA736003  Brodiaea filifolia Scott D. White, Justin M. Wood 2008-6-26 12291 Riverside I-215 just N of San Jacinto River crossing. 431 Comment
  UCR191209  Brodiaea santarosae Tom Chester, W. P. Armstrong, Kay Madore 2006-6-1 911 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve; Waterline Road, 0.4 km east-southeast of the northernmost high point of the Mesa de Burro 564 Comment
  RSA180345  Brodiaea terrestris subsp. kernensis E. W. Lathrop 1960-6-8 4928 Riverside 14 miles west of Murrieta. Comment
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Apr 28 2011
  UCD34817  Bromus arizonicus Beecher Crampton 1963-5-7 6778 Riverside Riverside County, Riverside, jct. of Pennsylvania and Iowa aves.. Comment
  UC37671  Bromus carinatus var. carinatus H. M. Hall 1901-7 2407 Riverside San Jacinto Mountains, in Tamarack Valley Tamarack Valley; San Jacinto Mountains, Tamarack Valley 2804 Comment
  SEINET3922343  Bromus diandrus D. Atwood 1993-3-28 17709 Riverside Bolsa Chica Ecological Reserve, California Dept. of Fish and Game.; 0 0 Comment
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Jul 20 2015
  RSA513431  Bromus diandrus J. D. Olmsted 1962-5-10 3660 Riverside West of crest between Sandia and DeLuz Creeks along Murrieta to DeLuz Road. 206 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
  UCR171969  Bromus hordeaceus John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, City of Temecula, Long Canyon, Southern California Edison right of way between residential areas, south of Rancho California Road and east of Margarita Road 366 Comment
  UCR2228  Bromus hordeaceus F. M. Reed 1938-5-14 10118 Riverside Perris-Aguanga Basin Region, alkaline flat SE of Perris 427 Comment
  UCR24949  Bromus marginatus A. C. Sanders 1980-7-18 1655 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  RSA0019730  Bromus tectorum Victor Duran 1932-5-18 3218 Riverside Idylwild, San Jacinto Mountains 1677 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
  UCR168225  Bromus trinii Mary F. Spencer 1920-4-5 1545 Riverside Sonoran (Colorado) Desert, Palm Springs 122 Comment
  UCR161368  Caesalpinia virgata Mark A. Elvin 2005-4-26 4229 Riverside Northern Sonoran (Colorado) Desert, Coachella Valley/Indio Hills; [pipeline route, south of mouth of Fargo Canyon] N of I-10 198 Comment
  UC69317  Calandrinia ambigua L. A. Greata Apr. 1905 Riverside Coachella Comment
  SD137660  Calandrinia breweri Steve Boyd 1995-4-5 8425 Riverside Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the Lower Dripping Springs Trail, just south of the Wilderness boundary 579 Comment
  CLARK-A1528-3812  Calandrinia ciliata John C. Roos 1952-3-19 5394 Riverside Box Springs Mountains 457 Comment
  RSA550018  Calandrinia ciliata Walter Wisura, A. King, L. Newcomb 1992-4-10 4679 Riverside Gorgonio Pass: Stubbe Canyon N of W-Palm Springs. 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
  NY409595  Callitriche marginata R. F. Thorne 1969-5-12 37925 Riverside Santa Rosa Plateau: large vernal marsh on S end of Mesa de Colorado, Rancho California Comment
  RSA757464  Callitriche marginata R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55208 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. 730 Comment
  CAS-BOT-BC488541  Calochortus concolor R. S. Woglum 1941-6-13 3072 Riverside Pines to Palms Road, Santa Rosa Mountains Comment
  POM14979  Calochortus invenustus Mary F. Spencer 1922-6-16 2035 Riverside Idyllwild, San Jacinto Mountains. 1707 Comment
  UC729899  Calochortus invenustus Carl B. Wolf 1932-8-5 Riverside on trail from Tahquitz Valley to San Jacinto Peak (fork of Tahquitz Creek); San Jacinto Mts., Tahquitz Creek 2743 Comment
  UCR29262  Calochortus palmeri var. munzii A. C. Sanders 1980-6-11 1576 Riverside San Jacinto Mtns, Garner Valley area, 1.8 mi NE of Kenworthy Ranger Station on Morris Ranch Road 1616 Comment
  RSA619567  Calochortus splendens Darin L. Banks 1997-5-5 2005 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  UCR127556  Calochortus splendens A. C. Sanders, T. B. Salvato 2003-5-21 26796 Riverside Elsinore Valley, Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  CAS-BOT-BC497280  Calochortus weedii var. weedii P. C. Everett 1935-6-17 7168 Riverside Santa Ana Mts., Coldwater Can. Trail to Santiago Pk., 1 mi. above Glen Ivy Resort 548 Comment
  POM9605  Calycadenia tenella I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mountains, extreme west end. Comment
  SEINET3004991  Calycoseris parryi G. Rink, M. Baker 2011-4-3 10419 Riverside Northwest of Blythe, east of the McCoy Mtns, small gullies in desert pavement 170 Comment
  RSA0120488  Calycoseris wrightii Duncan S. Bell, Thomas Stoughton 2016-3-17 8960 Riverside Orocopia Mountains; east side of the range; collecting in rocky hills to the west of Red Cloud Wash. 531 Comment
  RSA776642  Calycoseris wrightii Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-28 1099 Riverside Alligator ACEC, north side of Chuckwalla Mountains, just south of Desert Center 413 Comment
  UCR98080  Calyptridium monandrum A. C. Sanders, G. Helmkamp 1997-3-15 19941 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 488 Comment
  SD208204  Calyptridium monospermum Michael G. Simpson, Jamie Hall, et al. 2007-6-16 2896 Riverside Little Taquitz Valley, San Jacinto Mountain, along trail, ca. 0.1 mile north of junction with Pacific Coast Trail, ca. 0.9 mile northeast of Tahquitz Peak. 2454 Comment
  UC7765 Image available Calyptridium monospermum H. M. Hall 1897-7-22 714 Riverside San Jacinto Mt.; ; Mt. San Jacinto, Riverside Co. 3293 Comment
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Jul 5 2008
  UCR187502  Calystegia macrostegia Theresa Johnson 2006-3-31 011 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, off DeLuz Road at backside (edge) of ecological reserve, near Mesa de Burro 571 Comment
  UCR2851  Calystegia macrostegia subsp. longiloba Vivian Manns 1963-3-22 630322- 5 Riverside San Bernardino Valley Region, Riverside, Box Springs Mountains c. 1 mi E from end of Big Springs Road. 610 Comment
  CSUSB673  Calystegia macrostegia subsp. tenuifolia Frances Miller 1964-5-5 M 6425 Riverside Box Spring Mountains At the base of Box Spring Mountains (the end of), beside the stables. 365 Comment
  RSA682120  Camissonia Valerie L. Soza 2003-3-15 s.n. Riverside Orocopia Mountains. Comment
  UCR241184  Camissonia Tracy Tennant, Jeffrey Ross 1998-4-30 MOR- 07 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, lower Hathaway Canyon along Hathaway Canyon Rd. 826 Comment
  POM13869A  Camissonia bistorta P. A. Munz 1922-4-29 5101 Riverside Dripping Springs, near Temecula Creek 518 Comment
  RSA465914  Camissonia bistorta N. C. Cooper 1944-5-6 1173 Riverside Banning. 701 Comment
  RSA559960  Camissonia bistorta Steve Boyd, Orlando Mistretta 1992-4-23 7071 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 243 Comment
  RSA594771  Camissonia bistorta D. L. Banks, Dylan Hannon 1996-5-3 992 Riverside Agua Tibia Mountains; Foothills S of Hwy. 79, E of the Dripping Spring Campground. Along a sandy wash approx. 300m E of the Dripping Springs Guard Station 488 Comment
  UCR133976  Camissonia bistorta Mitch Provance, J. S. Ross 1998-3-27 MOR- 965 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 915 Comment
  UCR43177  Camissonia bistorta B. G. Pitzer 1986-5-6 0205 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
  SEINET5584828  Camissonia boothii Stephen Hale 2010-1 Riverside Along power line, adjecent to state Route 95 121 Comment
  RSA465970  Camissonia boothii subsp. condensata Anstruther Davidson 1903-01 s.n. Riverside Colorado Desert, Thermal Comment
  RSA4965  Camissonia boothii subsp. condensata Carl B. Wolf 1932-4-27 3032 -A Riverside Palm Springs. 152 Comment
  UCR167462  Camissonia brevipes 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
  UCR256335  Camissonia brevipes Duncan S. Bell 2012-3-18 3214 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
  JOTR31773  Camissonia brevipes subsp. brevipes Andre, Jim, Tasha La Doux 2009-3-10 11242 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
  RSA134498  Camissonia californica Harlan Lewis, M. Lewis 1953-3-15 1610 Riverside Colorado Desert, Pushawalla Canyon in desert wash Comment
  RSA248302  Camissonia californica A. M. Alexander, Louise Kellogg 1941-4-22 2058 Riverside Colorado Desert. Morongo Valley Gorge 701 Comment
  RSA466168  Camissonia californica Christopher Davidson, B. Gustafson 1977-4-7 5584 Riverside Whitewater Canyon Road, (exit from I-10 ca. 2.5 miles W of junction I-10 with State 62. Near start of Angeles [actually Pacific] Crest Trail.). Rocky sandy stream channel joining the main Whitewater Wash. 610 Comment
  RSA466183  Camissonia californica Jeannette B. Edge 1934-4-22 s.n. Riverside Jurupa Mountains. 457 Comment
  RSA775565  Camissonia californica Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-5-16 1254 Riverside Haugen Lehmann off I-10, Pacific Crest Trail (PCT) in canyon directly W. of Whitewater. 675 Comment
  UCR277102  Camissonia campestris Robert J. Steers, Chris E. True 2008-3-25 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Snow Creek Canyon, north of Snow Creek Village NE of where the Pacific Crest Trail crosses Snow Creek Rd. 364 Comment
  RSA0029396  Camissonia campestris subsp. campestris Justin M. Wood, J. Varonin, T. Valentovich 2012-4-23 4680 Riverside Sonoran Desert: Chuckwalla Valley, active sand dunes +/- 7.25 miles northeast of Desert Center, +/- 3.0 miles E of SR-177, and +/- 1.0 mile N of abandoned Jojoba farm. 149 Comment
  UC147303  Camissonia campestris subsp. campestris H. M. Hall April 1897 442 Riverside vicinity of Winchester 457 Comment
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Mar 20 2011
  UC168845  Camissonia campestris subsp. campestris Marcus E. Jones, A. M. 1882-4-24 3168 Riverside San Jacinto Comment
  UCD103332  Camissonia campestris subsp. campestris Robert C. Bechtel 1952-3-28 26 Riverside Perris. 443 Comment
  RSA454740  Camissonia cardiophylla N. C. Cooper 1944-5-20 2630 Riverside Palms to Pines Hwy., San Jacinto Mtns. 305 Comment
  CLARK-A1528-660  Camissonia cardiophylla subsp. cardiophylla Charlotte Stocks 1962-5-23 Riverside Coachella Comment
  SEINET3005056  Camissonia claviformis G. Rink 2011-4-29 10494 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe, sandy 91 Comment
  UCR104021  Camissonia claviformis George K. Helmkamp, E. A. Helmkamp 1998-2-18 2713 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  POM14454  Camissonia claviformis subsp. aurantiaca Alice Eastwood 1913-4-30 2983 Riverside Palm Springs. Comment
  RSA135222  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-25 11487 Riverside Salt Creek wash, 2.6 miles north of Durmid, east side of Salton Sea. Comment
  RSA135292  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-1-25 11473 A Riverside Along roadside, 0.5 mile west of Mecca. Comment
  RSA135301  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11750 Riverside Open alluvial fan along U.S. Highway 95, 16.1 miles north of Blythe. Comment
  RSA278959  Camissonia claviformis subsp. aurantiaca Barry A. Prigge, L. Martinez 1978-3-23 2402 Riverside NW Colorado Desert, Coachella Valley, 1.9 miles E of North Palm Springs on Dillon Rd. 244 Comment
  UCR133355  Camissonia hirtella Tracy Tennant, J. S. Ross 1998-5-7 MOR- 121 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  UCR176187  Camissonia hirtella Amber Bruno 2005-4-14 17 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
  CLARK-A1528-2659  Camissonia ignota John C. Roos 1937-3-24 2186 Riverside Pigeon Pass Comment
  RSA613897  Camissonia ignota A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19853 Riverside [Skinner Reservoir] 457 Comment
  UCR133912  Camissonia refracta June Latting 1978-4-30 s.n. Riverside Sonoran (Colorado) Desert, Chiriaco Summit 518 Comment
  UC1979635  Camissonia strigulosa D. L Banks, Steve Boyd 1995-5-3 0196 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
  SBBG93106  Camissoniopsis bistorta D. Mitchell 1990-4-30 Riverside W side of Sage Rd, ca. 0.5 mi S of intersection with Wilson Valley Rd; T7S, R1E, S32 701 Comment
  UC874013  Camissoniopsis bistorta I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-4-15 4730 Riverside Gavilan Peak 600 Comment
  UCD103430  Camissoniopsis bistorta R. N. Raynor 1933-3-31 s.n. Riverside Moreno Valley near Eden Post Office. Comment
  JEPS33736  Camissoniopsis pallida subsp. pallida M. D. Clary 1932-5-26 957 Riverside Pleasant Valley Hexie Mt. Comment
  RSA495456  Capsella bursa-pastoris Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 2984 Riverside Agua Tibia Mountains. Vail Lake area, Temecula Creek Canyon below Vail Lake dam. 418 Comment
  UCR21202  Capsella bursa-pastoris A. C. Sanders 1980-5-1 1377 Riverside San Jacinto Mountains, Garner Valley, off Morris Ranch Road, 2.2 mi north of Kenworthy Ranger Station 1616 Comment
  UCR239911  Cardamine O. F. Clarke 2006-1-26 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  CAS-BOT-BC18449  Carex abrupta F. M. Reed 1908-7-11 s.n. Riverside East slope of San Jacinto Peak. 2926 Comment
  UCR176586  Carex alma N. M. Fellows, A. C. Sanders 1985-5-7 168 B Riverside San Jacinto Mountains, Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 488 Comment
  UC729874  Carex multicostata Carl B. Wolf 1932-8-5 3983 Riverside summit San Jacinto Peak; San Jacinto Mts. 3293 Comment
  RSA90867  Carex phaeocephala Joseph A. Ewan 1930-9-1 2164 Riverside Summit of San Jacinto Mountain. 3294 Comment
  UC455134  Carex preslii I. J. Condit 1910-6-23 Riverside San Jacinto Peak summit 3291 Comment
  UC212812  Carex schottii I. M. Johnston 1928-4-27 1859 Riverside Murrieta Southern California 304 Comment
  UCD140838  Carex senta P. Zika; N. Otting 2010-8-3 25248 Riverside vicinity of Willow Creek. San Jacinto Wilderness Area, San Jacinto Mountains, Peninsula ranges. 2550 Comment
  SEINET7575825  Carex spissa Steven R. Hill, Andrew C. Sanders 2001-1 Riverside Comment
  UCD110245  Carya illinoinensis A. C. Sanders; T. B. Salvato 2003-5-21 26778 Riverside Temescal Valley: Lawson Drive near Glen Ivy, in a wetland reserve area for the Trilogy development. 335 Comment
  CLARK-A1528-462  Cassia armata Charlotte Stocks 1963-6-15 Riverside Coachella Valley Comment
  RSA711756  Cassia eremophila O. F. Clarke 2002-3-11 s.n. Riverside O.F. Clarke residence, 266 Frost Court. 351 Comment
  RSA0111980  Castela emoryi Duncan S. Bell, Amanda Bell 2012-1-28 3062 Riverside East side of the Arica Mountains; collecting in Rice Valley, approximately 6 air miles southeast of the ghost town of Rice. 202 Comment
  POM9603  Castilleja affinis I. M. Johnston 1920-5-8 s.n. Riverside Jurupa mts., extreme west end. Comment
  SDSU14239  Castilleja affinis subsp. affinis Ingrid Poulin, Dr. M. G. Simpson & Biology 531, class of Spring 2002 2002-4-20 21 Riverside Santa Margarita Ecological Reserve - Northside; Loop Trail to Observation Point; east of Via Tornado. 335 Comment
  RSA0010962  Castilleja applegatei subsp. martinii Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 636 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CHSC108881  Castilleja exserta Duncan S. Bell; Joy England 2010-5-17 1009 Riverside Peninsular Ranges; San Jacinto Mountains region: San Bernardino National Forest: Rouse Ridge, approximately 0.75 air mile southeast of junction of Highway 74 and forest service road 5S15. In flat area amongst shrubs.ny flat. 759 Comment
  RSA793014  Castilleja exserta Justin M. Wood 2011-4-4 3402 Riverside San Bernardino Mountains Foothills: San Gorgonio River wash, off of Bluff Street, just east of Banning Bench. 881 Comment
  RSA113256  Castilleja foliolosa E. K. Balls 1955-4-4 20431 Riverside Chaparral, Ortega Hwy. 11 mi. ne. from Orange-Riverside Co. line, San Capistrano to Elsinore. 579 Comment
  RSA33496  Castilleja foliolosa N. C. Cooper 1944-5-6 1183 Riverside Banning. 701 Comment
  RSA400577  Castilleja foliolosa P. J. Remple 1942-3-21 s.n. Riverside Whitewater Canyon. Comment
  SD65547  Castilleja foliolosa Norman C. Cooper 1944-4-22 1125 Riverside Banning 730 Comment
  UC885469  Castilleja minor subsp. spiralis I. W. Clokey and E. G. Anderson 1935-8-21 6902 Riverside North Fork San Jacinto River 1500 Comment
  UCR116067  Caucalis microcarpa O. F. Clarke, Jeanine Derby 1974-4-19 s.n. Riverside Lakeview Mountains, c. 2 mi. SSW of Mt. Rudolph, north of Juniper Flat, east of Juniper Flat Rd. and south of Stagecoach Rd., EIR for Tentative Tract 5702 610 Comment
  UC1492739  Caulanthus hallii Freed W. Hoffman 1950-4-26 3351 Riverside road to summit El Toro Mt. 2.6 mi from intersection with Palms-to-Pines Highway 74; road to summit El Toro Mt. Comment
  CAS-BOT-BC41142  Caulanthus heterophyllus A. C. Sanders; G. Waines; B. Ehdaie; A. Aryavand 1997-3-12 19879 Riverside Lake Skinner area. Lower Rawsom Canyon, northeast of the lake and southwest of Black Mountain, along the road. 518 Comment
  UCR112578  Caulanthus heterophyllus D. E. Bramlet 1992-4-2 2203 Riverside San Bernardino Mtns., San Gorgonio River at the confluence with Hathaway Creek on the Morongo Indian Reservation; 15.2m north of Morongo Road and 2.2km northeast of the San Bernardino freeway (I-10). 701 Comment
  RSA543133  Caulanthus lasiophyllus var. rigidus Steve Boyd, Timothy S. Ross, Mike Hammit 1991-5-2 6122 Riverside Vail Lake region, summit of Oak Mountain, N of lake near Henderson benchmark. 823 Comment
  SEINET3507491 Image available Caulanthus simulans A. C. Sanders 1986-6-1 6557 Riverside San Jacinto Mountains, along the trail toward Spitler Peak from the Hurkey Creek Camp to Bonita Vista road. Comment
  UC64616 Image available Caulanthus simulans W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1894 Riverside Coyote Canyon El Toro Mt.; Coyote Canyon, El Toro Mt. 1676 Comment
  UC1611559  Ceanothus Steve Boyd, Tim Ross 1993-3-23 7896 Riverside Palomar Range s of Vail Lake (at n base of Agua Tibia Mt., Agua Tibia Wilderness Area, Cleveland National Forest, along trail extending s from end of Woodchuck Road); Palomar Range, Cleveland Nat'l Forest, Agua Tibia Mt. 609 Comment
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Sep 20 2010
  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
  UCR155317  Ceanothus crassifolius A. C. Sanders, Mike Misenhelter 2005-3-23 29254 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  LA44860  Ceanothus leucodermis W. E. Pequegnat; 1939-4-8 46 Riverside Santa Ana Mountains Comment
  RSA399316  Ceanothus leucodermis Gale Sphon 1955-5-21 s.n. Riverside 5 mi. S of Lake Fulmore. Comment
  CAS-BOT-BC83760  Ceanothus ophiochilus D. O. Burge 2009-3-19 1065 b Riverside Oak Mountain, W of Vail Lake 640 Comment
  HSC90191  Ceanothus ophiochilus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3097 Riverside Vail Lake area, 1 mi. W of lake 610 Comment
  RSA570001  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7916 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. 792 Comment
  RSA606754  Ceanothus ophiochilus Jon E. Keeley 1996-5-13 27409 Riverside In on N side of Agua Tibia Range, 2-3 km S of Agua Tibia Wilderness boundary gate on trail extending ca. 100 m S of enclosed reservoir on ridge SE of Woodchuck Resort at end of Woodchuck Rd., S of Hwy 79. 1000 Comment
  SBBG4413  Ceanothus palmeri M. Van Rensselaer 1937-6-23 687 Riverside San Jacinto Mtns, W slope rd to Banning 1676 Comment
  SD229240  Ceanothus palmeri Dick Schwenkmeyer 2012-4-18 703 Riverside Mt. San Jacinto: Vista Grande, 1.1 mile northwest of U.S. Forestry station on Highway 243, north of Idyllwild. High granite ridge overlooking Gorgonio Pass to the north and Hemet to the west. 1540 Comment
  CAS-BOT-BC51925  Ceanothus perplexans Edmund C. Jaeger 1921-6-14 s.n. Riverside Mac Mullen Trail, east slope San Jacinto Mts. Comment
  UCR268311  Ceanothus perplexans Jim Andre 2012-6-15 30497 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  CAS-BOT-BC63257  Ceanothus tomentosus subsp. olivaceus Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-29 3931 Riverside Vail Lake area, summit of 'Big' Oak Mtn., n. of lake. 822 Comment
  UCR138817  Ceanothus tomentosus subsp. olivaceus D. L. Banks 1997-2-17 1284 Riverside Agua Tibia Mtns., NW Palomar Mountains: Pechanga Indian Reservation, along Magee Truck Trail between the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside/San Diego County line border 482 Comment
  CAS-BOT-BC63254  Ceanothus tomentosus var. olivaceus Ynez Whilton Winblad 1936-3-26 s.n. Riverside Between Redlands and Beaumont. Comment
  UCR261557  Cenchrus ciliaris Michelle Murphy-Mariscal, Cameron Barrows 2015-4-14 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley Preserve, Thousand Palms area, c. 25 meters north of 38th Ave. 36 Comment
  RSA488921  Centaurea melitensis Bill Wagner 1988-4-12 s.n. Riverside Approx. 1/2 mile SW of town of Temecula, S of Rancho CaliforniaRoad and Buisness Park Drive. 335 Comment
  CAS-BOT-BC284479  Centaurea solstitialis Scott D. White; Mike Wilcox 1995-7-13 3473 Riverside Alluvial fan below unnamed canyon +- 1/4 mi SW of Grand Ave. (City of Lk. Elsinore), directly downslope from hairpin trun on SH 74, NE Santa Ana Mtn. foothills 487 Comment
  UCR178314  Centaurea solstitialis T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 635 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  RSA356643  Centaurium venustum Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47297 Riverside Santa Rosa Plateau: Cleveland National Forest, along Tenaja Creek at Tenaja Guard Station. Comment
  UCR280603  Centromadia pungens subsp. laevis R. E. Riefner Jr. 2016-4-24 17- 198 Riverside city of Menifee, Paloma Wash, immediately north of Holland Road and west of Haun Road 445 Comment
  UCR282153  Centromadia pungens subsp. laevis R. E. Riefner Jr. 2017-5-18 17- 258 Riverside Perris-Aguanga Basin, city of Hemet, east of Winchester, north of Simpson Road, east of San Diego Aqueduct, west of active agricultural fields 467 Comment
  POM172023  Centrostegia thurberi P. A. Munz 1930-5-1 11923 Riverside Dry Morongo Valley, Colorado Desert Comment
  RSA442199  Cerastium fontanum subsp. vulgare L. C. Wheeler 1931-10-4 211 Riverside San Jacinto Mountains. Strawberry Valley. 1585 Comment
  RSA395888  Cerastium glomeratum Steve Boyd 1986-4-20 1723 Riverside Gavalin Hills-Gavalin Hills: Harford Springs Co. Park. Comment
  RSA607916  Ceratophyllum demersum L. C. Wheeler 1961-6-24 7912 Riverside San Jacinto Mountains: Fulmor Lake. Comment
  POM68414  Cercidium floridum Marcus E. Jones 1924-2-26 s.n Riverside Shaver's Well. Comment
  JEPS64758  Cercidium floridum subsp. floridum W. L. Jepson 1928-4-23 12545 Riverside Shavers Well Colorado Desert 152 Comment
  UC52162  Cercidium floridum subsp. floridum E. E. Schellenger 1903-6 6 Riverside Chucawalla Bench Colorado Desert Comment
  RSA0122712  Cercocarpus betuloides Duncan S. Bell, LeRoy Gross 2016-3-30 9150 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
  UC187656  Cercocarpus betuloides var. betuloides C. R. Orcutt 1890-7-23 7 Riverside San Jacinto Mountains Comment
  RSA356756  Cercocarpus minutiflorus Robert F. Thorne 1973-5-23 45537 Riverside Santa Rosa Plateau-Mesa De Colorado 610 Comment
  HSC79241  Cercocarpus montanus var. glaber Miles Fellows 1985-3-12 Riverside UCR botanic garden, original site across from ranger station in Lytle Creek Canyon, San Gabriel Mtns. at 2700 ft. Comment
  CAS-BOT-BC279536  Chaenactis artemisiifolia John Thomas Howell 1930-5-10 4810 Riverside 6 miles ne. of Aguanga Comment
  JEPS86544  Chaenactis artemisiifolia Roy E. Buck 1988-5-28 911 Riverside near top of grade w of Lake Elsinore (on e-facing slope above CA Hwy 74, 2.0 air km nw of confluence of Harlan Canyon & Johnson Canyon drainages, 7 air km w of L. Elsin. town); Elsinore Mountains Comment
  RSA0106705  Chaenactis carphoclinia Duncan S. Bell, Amanda Turek 2010-4-9 755 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 439 Comment
  UCR272261  Chaenactis carphoclinia Duncan S. Bell, Amanda Turek 2010-4-9 781 Riverside Mojave Desert, east side of the Arica Mountains, near the center of the range, c. 1.75 air miles west of Priest Well 485 Comment
  POM351674  Chaenactis carphoclinia var. carphoclinia N. C. Cooper 1949-4-8 3239 Riverside Mecca Pass east of Indio 457 Comment
  RSA703747  Chaenactis carphoclinia var. carphoclinia LeRoy Gross 2005-3-3 1571 Riverside Palen Mountains, south side. Near end of old prospect road., Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  RSA777814  Chaenactis carphoclinia var. carphoclinia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 853 A Riverside Chuckwalla Mountains, Chuckwalla Mountains Wilderness, off Corn Spring Road, main wash adjacent Corn Spring Road, draining from Corn and Aztec Springs up on Chuckwalla, flowing NNE 396 Comment
  UCR216209  Chaenactis carphoclinia var. carphoclinia Jim Andre, T. La Doux 2009-2-25 10830 Riverside Sonoran (Colorado) Desert, Big Maria Mountains, along west side of Hwy 95 just south of Black Point, c. 15 miles north of Blythe 94 Comment
  CAS-BOT-BC276915  Chaenactis fremontii L. R. Abrams 1926-3-25 11045 Riverside Between Banning and Cabazon Comment
  JEPS30924  Chaenactis fremontii P. Stockwell 1940-4-24 1507 Riverside 1 mi e of Banning Comment
  UCR213851  Chaenactis glabriuscula Scott D. White, Justin M. Wood 2009-5-21 12864 Riverside San Jacinto Mountains, Garner Valley, near abandoned duck ponds, south of Quinn Flat 1366 Comment
  UCR80808  Chaenactis glabriuscula Scott D. White 1993-5-29 1449 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  JEPS82355  Chaenactis glabriuscula var. glabriuscula L. R. Heckard 1969-4-24 2163 Riverside about 7 mi s of Sage (along Highway 79) Comment
  POM123021  Chaenactis glabriuscula var. glabriuscula Marcus E. Jones 1926-6-20 s.n. Riverside 12 miles north of Idyllwild, San Jacinto Mountains. Comment
  UC1392834  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1968-6-7 11158 Riverside Head of St. Johns Canyon Comment
  CAS-BOT-BC284349  Chaenactis stevioides H. M. Hall 1905-5-1 6099 Riverside Ash Hill, Colorado Desert Comment
  UC217943  Chaenactis stevioides P. A. Munz and D. Keck 1922-4-9 4819 Riverside Hayfields, Chuckawalla Valley Colorado Desert, Chuckawalla Valley 152 Comment
  UCR97750  Chaenactis stevioides Michael D. Wilcox, Stephen J. Myers 1995-5-27 s.n. Riverside NE Colorado Desert, Cadiz Valley near the San Bernardino Co. line 270 Comment
  SJSU11751  Chaenactis xantiana S. S. Rewak 1962-4-15 Riverside by Highway 10 (old Highway 60), 18 mi W of Blythe Comment
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Mar 30 2014
  CLARK-A1528-1761  Chaetopappa aurea John C. Roos 1965-7-22 Riverside San Jacinto Mountains Comment
  JEPS51892  Chamaesyce albomarginata Samuel B. Parish 1891-11-6 Riverside San Jacinto Valley, San Jacinto Plains Comment
  RSA435983  Chamaesyce albomarginata Anstruther Davidson 1893-4-12 s.n. Riverside Palm Springs. Comment
  SFV10855  Chamaesyce micromera M. L. Vincent, R. H. Swade 1963-10-19 454 Riverside Snow Creek Road, 2 miles from its intersection with California State Highway 111. 366 Comment
  SBBG67729  Chamaesyce platysperma M. N. Ackley -Feb-1926 350 Riverside near Edom 64 Comment
  POM295994  Chamaesyce polycarpa Lyman Benson 1945-3-29 11647 Riverside 2 miles south of Whitewater. 366 Comment
  RSA778396  Chamaesyce polycarpa Amber Swanson 2011-10-9 655 Riverside Western Big Maria Mtns on flat near mine 264 Comment
  RSA432407  Chamaesyce polycarpa var. polycarpa E. S. Spalding 1926-2-13 s.n Riverside Colorado Desert. Box Canyon on Blythe Road. Comment
  POM19837  Chamaesyce serpillifolia subsp. hirtula Mary F. Spencer 1923-10-8 s.n Riverside [Unspecified] 1524 Comment
  RSA678944  Cheilanthes clevelandii Scott D. White, Michael Honer 2003-6-3 9488 Riverside Near Rainbow Valley. West of the I-15 Freeway and immediately north of the San Diego County boundary. 335 Comment
  HSC990  Cheilanthes covillei W. R. Supernaugh, Jr. 1964-12-21 17 Riverside Joshua Tree Nat'l Mon. 1 mi. S of Jumbo Rocks Campground at old ground observation post 1372 Comment
  POM8819  Cheilanthes newberryi I. M. Johnston 1920-5-8 2277 Riverside Butte due west of Lakeview Comment
  UCR214010  Cheilanthes newberryi A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37798 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, west of dirt extension of Lake St., 1.0 mi. NW (341 deg. ) of intersection of I-15 and Lake St. 526 Comment
  IRVC3136  Cheilanthes parryi R. H. Whittaker, W. A. Niering 1963-6-1 SJ 137 Riverside Palms to Pines Hwy. Santa Rosa Mountains 701 Comment
  UC42547  Cheilanthes parryi Vasey Jr. Feb. 1881 12 Riverside Whitewater Comment
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Nov 29 2010
  RSA597245  Cheilanthes viscida A. C. Sanders, G. Helmkamp, L. Lubinsky, C. L. Sanders 1995-1-29 15899 Riverside San Jacinto Mountains/Colorado Desert: Chino Canyon near Palm Springs, 1.8 miles above Palm Canyon Road (Hwy 111) on the road to the tram station, vicinity of the upper end of the flood control dike. 548 Comment
  UC366588 Image available Cheilanthes viscida unknown May 1876 Riverside White River Canyon San Gorgonio Pass Comment
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Nov 26 2011
  UCR113095  Chenopodium berlandieri A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15817 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  UCR261487  Chenopodium berlandieri A. C. Sanders, Katie Young, John Hale 2015-4-22 41584 Riverside San Gorgonio Pass, San Gorgonio River wash, SE of Cabazon, east of Elm St., c. 1.6 km south of I-10, 1.2 km NW (319 deg. ) of One Horse Spring 458 Comment
  RSA708055  Chenopodium californicum Scott D. White, Angelia Carey 2004-4-16 10154 Riverside Indian Creek and adjacent slopes. 549 Comment
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Sep 24 2007
  SD73623  Chenopodium californicum Helen V. Witham 1970-5-1 853 Riverside Bautista Canyon, southeast of Hemet. 800 Comment
  JOTR01007  Chenopodium incanum var. occidentale Cole, James E. 1941-6-17 918 Riverside Joshua Tree National Park. IN LIVE OAK TANK, DRY 1219 Comment
  UCR115126  Chenopodium missouriense Mitch Provance 2000-10-28 2283 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  CLARK-A1656-768  Chenopodium murale Theo Glenn 1979-2-10 Riverside Salton Sea Comment
  UCR227964X  Chenopodium murale Jim Andre 2011-2-9 15895 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  UCR125282  Chenopodium pumilio A. C. Sanders 2002-11-21 25650 Riverside Temescal Valley, development called 'Trilogy at Glen Ivy' at the confluence of Bixby and Anderson Canyons 366 Comment
  RSA455302  Chilopsis linearis H. de Forest 1932-8-27 s.n. Riverside Beaumont-Banning Pass. Comment
  UCSB6221  Chilopsis linearis White, Arthur 1960-5-15 Riverside 9 mi. NW of junction of Hwy. 74 with Hwy. 111, 50 yds. S of the road Comment
  SEINET12267883  Chilopsis linearis Unknown 1936-1 12874 Riverside Colorado Desert N of Palm Springs Comment
  IRVC28188  Chilopsis linearis subsp. arcuata Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11264 Riverside Choclate-Chuckwalla Mtns region; W base of the Choclate Mtns, along Gas Line Road in major wash system W of Iris Wash drainage. Within boundary of US Navy Choclate Mtn Aerial Gunnery Range Colorado Desert 570 Comment
  UC21647  Chimaphila menziesii H. M. Hall June, 1901 Riverside San Jacinto Mts., Onstatt's Valley 1920 Comment
  UCD57916  Chloris gayana F. M. Reed 1934-1-5 s.n. Riverside from garden in Riverside. Comment
  RSA674936  Chlorogalum pomeridianum Scott D. White 2000-5-30 7968 Riverside Corona Foothills: ca. 1 mi SE of the I-15/El centro Rd jtn. Adv to new housing construction. Alluvial terrances with steep, incised channels. 335 Comment
  RSA777390  Chorizanthe brevicornu Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 794 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  JEPS57597  Chorizanthe brevicornu var. brevicornu W. L. Jepson 1901-5-22 1389 Riverside Palm Canyon Mount San Jacinto, Palm Canyon Comment
  RSA392609  Chorizanthe brevicornu var. brevicornu N. C. Cooper 1949-4-8 3240 Riverside Indio. Mecca Pass, east of Indio. 457 Comment
  SBBG6282  Chorizanthe brevicornu var. brevicornu T. L. Secrest 1948-4-7 Riverside 5 mi below Whitewater 274 Comment
  HSC78585  Chorizanthe corrugata G. K. Helmkamp 1983-3-24 3838 Riverside Little Chuckwalla Mtns., N base, 1.5 mi. E of Graham Pass Rd. 335 Comment
  UCR174427  Chorizanthe fimbriata A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32511 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 579 Comment
  CAS-BOT-BC191348  Chorizanthe leptotheca Steve Boyd 1986-4-19 1706 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road Comment
  SD138831  Chorizanthe leptotheca Craig Reiser 1993-5-17 Riverside Near Agua Tibia Wilderness Area, South of Highway 79 west of entrance to Woodchuck Campground Comment
  UCR251300  Chorizanthe polygonoides var. longispina T. B. Salvato, Mike Landers 2013-3-21 7414 Riverside Perris-Aguanga Basin, Murrieta, at the northwest corner of the intersection of Baxter Road and Menifee Road 453 Comment
  RSA392737  Chorizanthe rigida E. C. Jaeger 1922-3-29 815 Riverside Chuckwalla Valley. 259 Comment
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May 29 2011
  RSA65245  Chorizanthe rigida F. W. Peirson 1927-4-12 7174 Riverside Painted canyon, near Mecca. Comment
  RSA525433  Chorizanthe staticoides Steve Boyd, Dave Bramlet 1990-4-29 4478 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  RSA680543  Chorizanthe staticoides Scott D. White, Michael Honer, Dylan Hannon 2003-6-24 9588 Riverside Near Rainbow Valley: Mountains west of I-15 Freeway and immediately north of San Diego County boundary. 335 Comment
  UC284215  Chorizanthe staticoides P. A. Munz and D. D. Keck 1923-6-14 7085 Riverside Glen Ivy trail to Santiago Peak; Santa Ana Mts. 1463 Comment
  RSA500223  Chorizanthe staticoides Steve Boyd, Tim S. Ross, L. Arnseth 1989-5-7 3519 Riverside Vail Lake area, 1 mi W of lake. 609 Comment
  RSA628203  Chorizanthe xanti var. leucotheca A. C. Sanders 1994-5-29 14577 Riverside East Branch Millard Canyon, along Forest Service Road 4S45. 1200 Comment
  SEINET10445990 Image available Chorizanthe xanti var. leucotheca Marc A. Baker 2015-4-14 18317 Riverside San Gorgonio Pass, 4.2km east of the San Gorgonio River, 28km WNW of Palm Springs 640 Comment
  CLARK-A1528-1771  Chrysopsis villosa John C. Roos 1965-8-18 Riverside San Jacinto Mountains Comment
  RSA696812  Chrysothamnus paniculatus W. Blanchard 1932-11-11 s.n. Riverside About 3 mi. S. of Palm Springs Station. Comment
  SD21522  Chylismia brevipes subsp. brevipes Frank F. Gander 1938-5-21 5765 Riverside Shaver's Summit. Comment
  RSA0121174  Chylismia cardiophylla subsp. cardiophylla Duncan S. Bell, LeRoy Gross 2016-3-30 9176 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.25 air miles southeast of the summit of Martinez Mountain. 518 Comment
  UC1184368  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11746 Riverside US Hwy 95 8.6 mi n Blythe Comment
  UC1184378  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11750 Riverside along US Hwy 95 16.1 mi n Blythe Comment
  UC1184383  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-2-16 11623 Riverside 4.3 mi s Rice Comment
  UCR136249  Cirsium occidentale var. californicum A. C. Sanders 2004-4-20 27573 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
  RSA699822  Cistus incanus Scott D. White, Michael Honer 2003-4-4 8931 Riverside Temescal Valley: Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  POM122441  Clarkia dudleyana Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  RSA678282  Clarkia epilobioides Michael Wall 2003-4-26 305 Riverside South of Diamond Valley, Northeast of Skinner Reservoir, Rawson Canyon. Off Rawson Road, 2.7 miles from jct. with Washington Ave. off Winchester Rd. 564 Comment
  UCR107381  Clarkia epilobioides B. G. Pitzer 1997-3-23 2957 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  UCR57208  Clarkia epilobioides Jeri Hirshberg 1989-4-11 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., S of town of Murrieta, NE of Mesa del Burro. Rocky creek bed below Guava-DeLuz Road, c. 1.5 mi SW of intersection w/ Hayes Avenue Comment
  RSA561063  Clarkia similis Steve Boyd, T. S. Ross, Dave Bramlet 1993-5-12 7350 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
  RSA707889  Clarkia similis Scott D. White, Angelia Carey 2004-4-16 10159 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  RSA771878  Clarkia similis Steve Boyd 2010-5-28 12288 Riverside Elsinore Peak, northern flank of knoll south of peak, south of Main Divide Road 1037 Comment
  SD137709  Clarkia similis Darin L. Banks, Steve Boyd 1995-5-3 185 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain, East of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UCR16355  Clarkia unguiculata Kirk Taylor 1976-5-29 760529- 10 Riverside Upper Santa Ana River/San Bernardino Valley, Fairmont Park, Houghton Avenue, overlooking south end of Park 244 Comment
  CAS-BOT-BC92826  Clematis pauciflora Carl B. Wolf 1932-5-25 3668 Riverside North Base of San Jacinto Mountains. Snow Creek Canyon. Just above fish hatchery. 670 Comment
  CAS-BOT-BC92827  Clematis pauciflora Milo S. Baker 1928-4-3 2825 b Riverside Tahquitz Canon [Canyon]. Comment
  RSA747876  Cnicus benedictus Justin M. Wood 2009-5-15 714 Riverside Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  CAS-BOT-BC416390  Coleogyne ramosissima Reid Moran 1941-5-4 840 Riverside East of Quail Spring, Joshua Tree National Monument 1300 Comment
  RSA487448  Collinsia concolor Jack Easton 1988-5-2 s.n. Riverside Anza area. 1189 Comment
  RSA359865  Collinsia concolor Steve D. Boyd 1986-4-2 1616 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  UCR133716  Collinsia heterophylla var. austromontana N. C. Cooper 1944-6-16 1429 Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1524 Comment
  SD211456  Colubrina californica Carolyn Martus, Joseph Betzler, Caesara Brungraber, Lance Woolley 2008-4-23 1217 Riverside Northwest of the Blythe airport and in the washes east of the McCoy mountains. Comment
  HSC100001  Condalia globosa var. pubescens J. P. Smith, & J. O. Sawyer 2009-11-30 12698 Riverside Red Canyon Road. 542 Comment
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Mar 30 2013
  UCR201951  Convolvulus arvensis 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
  UCR266814  Convolvulus simulans Mitch Provance, Matt Amalong 2015-3-25 315- 30 Riverside Paloma Valley, Murrieta, old Clydesdale horse ranch 0.4-0.6 miles S of Keller Rd., along unmarked dirt portion of Menifee Rd. 450 Comment
  UCR52577  Convolvulus simulans S. J. Myers 1988-6-4 s.n. Riverside Rancho California area, east of Winchester Road, between Auld Road & Borel Road 396 Comment
  UCR67349  Convolvulus simulans Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4059 Riverside Peninsular Range, Vail Lake area, summit of 'Big' Oak Mtn. at east end 793 Comment
  UCR22091  Conyza canadensis Steve Boyd 1980-9-22 359 Riverside Gavilan Hills, Harford Springs County Park on the NW corner of the Gavilan plateau Comment
  RSA191427  Conyza coulteri E. W. Lathrop, R. F. Thorne 1967-9-26 6603 Riverside 6 mi. NW of Murrieta, Tenaja Road at the pass entering valley leading to Tenaja Guard Station. 610 Comment
  CAS-BOT-BC287078  Coreopsis douglasii F. A. M. 1936-3-20 s.n. Riverside Morongo Valley Comment
  RSA259260  Corethrogyne filaginifolia P. A. Munz 1938-8-14 15383 Riverside High ridge east of Toro Peak, Santa Rosa Mts. 2438 Comment
  UCR278880  Corethrogyne filaginifolia Mitch Provance 2012-7-17 712- 20 Riverside San Gorgonio Pass, Smith Creek SW of Banning, near corner of Sunset Ave. and Bobcat Rd. 735 Comment
  UC488912  Cornus nuttallii C. V. Meyer June 1927 176 Riverside Dark Canyon San Jacinto Mts., Dark Canyon 1828 Comment
  POM13094  Coryphantha alversonii P. A. Munz 1922-4-12 5014 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. Colorado Desert. 457 Comment
  RSA645672  Coryphantha alversonii Scott D. White 1999-4-20 7269 Riverside Blythe Area: Southern foothills of the Big Maria Mts., northwest of Calif. Hwy. 95, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe. 91 Comment
  SDSU13950  Crassula aquatica Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2091 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 671 Comment
  SEINET13729337  Crassula aquatica Unknown 1969-5-15 3235 Riverside PLANTS OF CALIFORNIA Riverside Co., California; 6 miles W. of Murrieta on Santa Rosa Plateau at Tenaja lake; ca. 2 mi. E. of Tenaja Forest Station; submerged in shallow water at margin of pool with Lilaea, Isoetes, etc. ca. 2,000 ft. elev. 609 Comment
  CAS-BOT-BC224913  Crassula connata A. C. Sanders 2011-4-6 38993 Riverside Peninsular Range; Santa Ana Mtns. Region: Temescal Canyon, along Temescal Canyon Rd. 1.5 mi. NE (73 deg. ) of Glen Ivy Hot Springs, 0-0.4 mi. NE of I-15 crossing 320 Comment
  UCR40461  Cressa truxillensis Steve Boyd 1985-8-7 1118 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  RSA0104610  Crossosoma bigelovii Duncan S. Bell, Evan Meyer 2014-10-29 7678 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
  UCR102749  Crossosoma bigelovii B. G. Pitzer, O. F. Clarke, S. Reed, G. Ruiz 1998-3-7 3562 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
  JEPS52464  Croton californicus W. L. Jepson 1901-5-17 1217 Riverside Riverside Comment
  JEPS52474  Croton californicus F. M. Reed 1905-9-25 Riverside Riverside Comment
  RSA651891  Croton californicus Marion P. Harthill 1971-3-19 10 Riverside Palm Desert. Comment
  UCR163797  Croton californicus John F. Green 2005-10-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; ENE of Salton Sea State Park, along Coachella Canal 24 Comment
  UCR114196  Croton setiger A. C. Sanders, D. Malueg, K. D. Jones, et al 2000-9-8 23639 Riverside Perris-Aguanga Basin Region, French Valley, near south end of Briggs Rd. on east side of Hwy 79, near industrial park, c. 0.5 km SE of Adobe Spring 384 Comment
  RSA557347  Crypsis schoenoides Julie Greene 1993-5-12 1300 Riverside San Jacinto Wildlife Area; south of gated W-E road, east of Davis Road. 433 Comment
  UCR260602  Cryptantha A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-1 41543 Riverside Peninsular Range, Eastern Foot of Santa Ana Mtns., Temescal Canyon, south side of Indian Truck Trail along Temescal Canyon Road 349 Comment
  SEINET7042764  Cryptantha W. P. Vestal, A. G. Vestal 1955-3-25 s.n. Riverside Lakeview Mountains on Juniper Flat Road. Lakeview quadrangle UTM Zone 11, 489935mE, 3735502mN. Comment
  RSA778489  Cryptantha angustifolia Duncan S. Bell 2009-3-8 54 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  SBBG6237  Cryptantha angustifolia H. and M. Dearing 1939-12-31 4052 Riverside near Indio Comment
  UC1063929  Cryptantha angustifolia H. S. Yates 1936-4-7 5442 Riverside 2.5 mi s Willis Palms; Thermal Quad. 243 Comment
  POM184300  Cryptantha barbigera P. A. Munz 1932-3-14 11991 Riverside Palm Springs. 91 Comment
  RSA339338  Cryptantha barbigera R. F. Thorne, C. W. Tilforth 1980-5-28 54192 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  RSA450528  Cryptantha barbigera B. A. Prigge 1988-2-21 7849 Riverside Colorado Desert, Orocopia Mountains: 2 miles W of Clemens Well. 229 Comment
  RSA784718  Cryptantha barbigera Duncan S. Bell 2012-3-18 3205 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
  SD216465  Cryptantha barbigera Carol R. Annable 1995-3-10 2264 Riverside 1.6 kilometers South of Lake Cahiulla County Park. Comment
  JOTR29608  Cryptantha barbigera var. fergusoniae Andre, Jim 2006-4-26 6745 Riverside Joshua Tree National Park. about 0.5 mi. NNE of Rattlesnake Spring on ridge just south of radio tower and NE corner of park boundary 1320 Comment
  UCR41269  Cryptantha barbigera var. fergusoniae B. G. Pitzer 1986-2-9 2 Riverside Sonoran (Colorado) Desert, Santa Rosa Mountains: Martinez Canyon, SW of Valerie Jean, on upper fan, c. 1 mi east of mouth of canyon 122 Comment
  UCR26949  Cryptantha clevelandii var. clevelandii E. W. Lathrop 1966-5-8 6413 Riverside Peninsular Range; Santa Ana Mountains, Cleveland National Forest, Hagador Canyon, Trabuco District, 3 miles SW of Corona 275 Comment
  UCR183172  Cryptantha corollata Mitch Provance 2003-5-5 4417 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  RSA781027  Cryptantha costata D. Silverman, Andy Sanders 2010-3-23 7817 Riverside Chuckwalla Valley, dunes at SSE tip of Palen Lake, 1.5 km SW of Palen Dunes, 3.2 km N of I-10 and 8 km ESE of Sidewinder Well 130 Comment
  SD239636  Cryptantha costata Dave Silverman, Fred Sproul, Tammy Beyerl and Erin Bergman 2010-3-29 7874 Riverside East end of Chuckwalla Valley, west of Palo Verde Mesa and Blythe, 1.5 km south of I-10 and 7.5km west of Nicholl's Warm Spring. 149 Comment
  RSA0079091  Cryptantha cycloptera Anstruther Davidson 1904-5-1 1818 Riverside Palm Springs. Comment
  SEINET7073448  Cryptantha decipiens A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
  UCR196108  Cryptantha decipiens Jim Andre, T. La Doux 2006-4-11 8140 Riverside S Mojave Desert, Joshua Tree National Park, along Pinto Basin Road (paved) through Wilson Canyon at Fried Liver Wash 858 Comment
  SEINET3347394 Image available Cryptantha inaequata David Silverman 2010-3-24 7825 Riverside Sonoran (Colorado) Desert; South Palen Lake, Chuckwalla Valley, 5.0 km SE of Sidewinder Well, 2.4 km SW of Palen Dunes Dr., and 3.7 km N of Interstate 10 130 Comment
  HSC86868  Cryptantha intermedia Dave Hawks 1988-4-2 Riverside Tule Creek drainage, 1.75 mi. NE of Aguanga, SE of intersection of Dove and Sycamore Sts., S of Hwy. 371 762 Comment
  RSA586810  Cryptantha intermedia D. L. Banks, S. D. Boyd 1995-5-3 247 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
  RSA700066  Cryptantha intermedia Scott D. White, Michael Honer 2003-4-25 9107 Riverside 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
  RSA778145  Cryptantha intermedia J. Andre 2011-2-2 16234 Riverside Coachella Valley; mouth of Big Morongo Wash, 1 mile east of Hwy. 62, just N of North Indian Canyon Road, west of Desert Hot Springs. 7.5 miles north of I-10 487 Comment
  SBBG87945  Cryptantha intermedia A. C. Sanders 1986-6-1 6538 Riverside trail toward Spitler Pk from the Turkey Crk camp to Bonita Vista rd 1706 Comment
  SD247352  Cryptantha intermedia Tracy Tennant, Mitch provance 1998-6-16 MOR 439 Riverside San Bernardino Mtns. Foothills: Morongo Indian Reservation, upper Millard Canyon, north of Cabazon, in wash just north of woodland stand M 15. 1098 Comment
  SEINET3084399 Image available Cryptantha intermedia B. Pitzer 1986-4-26 183 Riverside San Bernardino Mtns.; Whitewater Canyon, c. 4.5 mi. north of Hwy I-10 on Whitewater Canyon Road 734 Comment
  UCR165395  Cryptantha intermedia A. C. Sanders 2005-4-21 29576 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR169856  Cryptantha intermedia T. B. Salvato, John F. Green 2004-5-27 584 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UCR17111  Cryptantha intermedia R. L. Lasby 1969-5-3 24 Riverside San Bernardino Mtns/Colorado Desert, canyon 3 miles NE of Cabezon 671 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
  UCR43176  Cryptantha intermedia B. G. Pitzer, Karen Kirtland 1986-5-6 0212 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
  SBBG104070  Cryptantha maritima A. C. Sanders, E. J. Lawlor 1992-4-4 12103 Riverside within 0.5 mi of McCoy Spring; alluvial slopes below and to the S and cyn bottom above the spring 243 Comment
  SBBG81675  Cryptantha maritima S. A. Junak 1983-3-24 1660 Riverside N side of Hwy 10, 6.9 mi W of Pinto Basin Rd 426 Comment
  UC1186499  Cryptantha maritima Peter M. Ray 1949-3-5 1319 Riverside near 1000 Palms; Coachella Valley, Willis Palms Comment
  UCR116599  Cryptantha maritima A. C. Sanders 2001-4-8 23987 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  POM46810  Cryptantha maritima Mary F. Spencer 1920-4-7 1528 Riverside Palm Canyon, Colorado Desert 213 Comment
  RSA27485  Cryptantha micrantha I. L. Wiggins 1941-3-24 9566 a Riverside 0.3 mile south of Myoma, 4.6 miles north of Indio Comment
  SFV20143  Cryptantha micrantha J. N. Hogue, J. M. Wrublik 2000-5-30 153 .3 Riverside San Jacinto Mountains Black Mountain. Black Mountain Trail at Cinco Poses Spring. 2130 Comment
  UCR256085  Cryptantha micrantha var. lepida G. D. Wallace 2003-7-8 4028 Riverside Peninsular Range; San Jacinto Mountains, Hidden Lake 2652 Comment
  JOTR28753  Cryptantha micrantha var. micrantha La Doux, Tasha, Bill Truesdell 2004-3-11 1034 Riverside Joshua Tree National Park. Pinto Basin; sand hills 530 Comment
  RSA779067  Cryptantha microstachys C. P. Cowan 1978-4-25 1271 Riverside 5.1 miles (8.1 km) west on Hwy. 74 from jct. with 243, approaching Hemet. San Jacinto Mts. Whittaker transect no. W-228. 1370 Comment
  UCR199922  Cryptantha microstachys Scott D. White, Justin Wood 2008-4-16 11883 Riverside Perris/Elsinore Basin, hills to the west of I-215 and south of Scott Rd. 549 Comment
  SD29589  Cryptantha muricata var. denticulata Darley F. Howe 1941-6-9 1125 Riverside Mt. San Jacinto 1525 Comment
  CLARK-A1528-2227  Cryptantha muricata var. jonesii John C. Roos 1950-4-15 4732 Riverside Reche Canyon 792 Comment
  RSA771786  Cryptantha muricata var. jonesii Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4702 -a 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 W116.65121 604 Comment
  UCR52019  Cryptantha nevadensis Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2138 Riverside Sonoran (Colorado) Desert, N end of the Palen Mtns, 2 miles west of Palen Pass 300 Comment
  RSA0079019  Cryptantha pterocarya var. cycloptera Thomas Stoughton, Chrsiti Gabriel, Stephanie Rockwood 2011-3-30 903 Riverside East Mojave Desert region: McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  UCR52021  Cryptantha pterocarya var. cycloptera Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2182 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  UCR72188  Cryptantha pterocarya var. cycloptera Theo Glenn 1992-3-31 92- 08 Riverside Sonoran (Colorado) Desert, north side Eagle Mts, Storm Jade Mine 671 Comment
  GMDRC5833  Cryptantha pterocarya var. stenoloba J. M. Andre 2013-3-27 24800 Riverside Rice Valley: east side of Arica Mountains, along Rice-Midland Rd, 2.2 mi. south of Rice (Hwy 62) 242 Comment
  RSA499791  Cryptantha racemosa W. Hutchinson 1925-4-1 s.n. Riverside Palm Springs. Comment
  RSA80751  Cryptantha racemosa F. W. Peirson 1920-2-16 4718 Riverside Foot of Alkali Canyon, southeast of Palm Canyon, Coachella Valley. Comment
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Aug 30 2011
  UC1541670  Cryptantha racemosa H. E. Parks and M. Jordan 1940-2-16 24167 Riverside Palms to Pines Highway Mouth of Santa Rosa Canyon 304 Comment
  JEPS67897  Cryptantha utahensis W. L. Jepson 1928-4-25 12580 Riverside Cottonwood Spring Colorado Desert, Eagle Mts. 731 Comment
  RSA234105  Cryptantha utahensis R. F. Thorne, R. Carolin 1967-3-21 41635 Riverside Joshua Tree National Monument: Cottonwood Springs. 915 Comment
  CLARK-A1528-1171  Cucurbita palmata John C. Roos 1948-5-15 3830 Riverside Eagle Mountains Comment
  GMDRC3509  Cucurbita palmata J. Andre, T. La Doux 2008-9-16 10705 Riverside Little San Bernardino Mountains: Joshua Tree National Park: among boulders on NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad 34 deg. .534' N 116 deg. 3.098' W. Elev. 4354 ft. 1327 Comment
  HSC6392  Cuscuta californica C. L. Hitchcock, C. V. Muhlick 1964-3-17 23076 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  RSA101225  Cuscuta californica David B. Dunn 1947-7-12 2971 Riverside Pushawalla Canyon, Indio Hills. About 1/4 mile above the palms Comment
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May 24 2012
  RSA409704  Cuscuta californica M. B. Dunkle 1934-2-19 3838 Riverside San Juan Canyon 396 Comment
  POM9395  Cuscuta californica I. M. Johnston 1920-5-8 2269 Riverside Jurupa Mountains, extreme west end. Comment
  CAS-BOT-BC224607  Cuscuta californica var. papillosa Milo S. Baker 1928-4-3 2796 a Riverside Palm Canon [Canyon] Comment
  UCR113852  Cuscuta pentagona Mitch Provance, A. C. Sanders 2000-7-4 2105 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR207550  Cycloloma atriplicifolium O. F. Clarke 2004-4-20 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River at Mission Blvd. Bridge below Mt. Rubidoux 238 Comment
  RSA0097200  Cylindropuntia bigelovii Marc A. Baker 2015-4-7 18303 Riverside 1.7 km NE of White Water Hill, just west of Hwy 62, 2 km north of its junction with Interstate 10, 13 km NW of central Palm Springs. 353 Comment
  RSA125841  Cylindropuntia echinocarpa E. K. Balls, Percy C. Everett 1957-11-13 22801 Riverside Snow Creek, between village and Fish Hatchery. 671 Comment
  CAS-BOT-BC56190  Cylindropuntia ganderi C. B. Wolf; P. C. Everett 1938-9-29 9456 Riverside Field redacted by CAS, contact the data manager for more information 1066 Comment
  LA204499  Cylindropuntia munzii A. C. Sanders; et. al. 1986-3-2 6147 Riverside Arroyo Seco, along Bradshaw Rd. 5.2 mi. W of Graham Pass Rd., S side of the Chuckwalla Mountains Comment
  SDSU13536  Cyperus eragrostis W. Miller with C. Mosse 1972-7-20 Riverside 1/3 mi. upriver from beaver dam. Comment
  UCR109736  Cyperus eragrostis T. W. Fisher 1963-9-20 s.n. Riverside Riverside, Santa Ana River 213 Comment
  UCR162771  Cyperus eragrostis S. J. Myers 2005-10-6 s.n. Riverside Perris-Aguanga Basin, Noble Creek near Hwy I-10 at San Timoteo Canyon Road/Oak Valley Parkway 762 Comment
  RSA639265  Cyperus involucratus Robert F. Thorne 1965-4-4 41861 Riverside San Jacinto Mountains: Tahquitz Falls, Taquitz Canyon.. . Comment
  SD146115  Cyperus odoratus A. C. Sanders, Mitch Provance, et al 2000-9-27 23680 Riverside Santa Ana River Valley; southwest side of Mount Rubidoux; northwest of intersection of Tequesquite Avenue and Gregory Road; near confluence of Arroyo Tequesquite and the river . 231 Comment
  CAS-BOT-BC114016  Cyperus rotundus Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1948-9-3 503 Riverside Thermal. Imperial Valley. Comment
  UCR115345  Cyrtomium falcatum A. C. Sanders, Steve Boyd 2000-11-30 23727 Riverside San Bernardino Valley/ upper Santa Ana River region, Riverside; Box Springs Mtns. foothills, Box Springs Canyon above Sheriff's Academy, north of Central Ave. 396 Comment
  RSA774929  Dalea mollis Duncan S. Bell 2011-4-7 2163 Riverside Northwest side of the Arica Mountains; just south of the Colorado River Aqueduct at the end of the Aqueduct access road. 283 Comment
  UCR182833  Dalea mollis Dave Silverman, Cindy Hopkins 2005-3-25 5755 Riverside NE Riverside Co., transition between Ward and Rice Valleys, south of Danby Lake, S of Hwy 62, along Colorado River Aqueduct 277 Comment
  UCR263650  Dalea mollis David Fraker, Aaron C. Sedgwick 2012-3-22 014 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, south of Joshua Tree National Park on both sides of Hwy 177, c. 5 miles north of I-10, c. 3 miles south of the Desert Lily Sanctuary 183 Comment
  RSA613784  Dalea mollissima George K. Helmkamp, E. A. Helmkamp 1998-2-18 2741 Riverside Chuckwalla Mts., 10.6 mi SSW of Chuckwalla Valley Rd. on Graham Pass Rd. 488 Comment
  UCSB55270  Datisca glomerata Thorne, Robert; Boyd, Steve; Lathrop, Earl 1985-7-18 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon 353 Comment
  UC724163  Datura discolor Aven and Ruth Nelson 1939-3-28 3298 Riverside near ne side Salton Sea; near ne side of the Salton Sea Comment
  UCR242716  Datura discolor A. C. Sanders, T. B. Salvato 2012-10-12 40433 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Wileys Well Rd. c. 3 miles north of Wileys Well/ Bradshaw Trail 155 Comment
  RSA0084821  Datura quercifolia A. C. Sanders, C. L. Sanders, O. F. Clarke 1996-10-23 19644 Riverside Riverside: O. F. Clarke residence, 1012 Spruce St. 305 Comment
  SEINET5765990 Image available Datura quercifolia A. C. Sanders 1984-10-18 5337 Riverside Riverside: residence of O. F. Clarke, 1012 Spruce St.; cultivated plants and weeds on 3 1/2 acres of former orange orchard. 1000 Comment
  JOTR34298  Datura wrightii Andre, Jim 2012-4-11 20708 Riverside Joshua Tree National Park. Pinto Basin; along road to Cottonwood, I mi NW of Fried Liver Wash, approx. 15 mi S of Hwy 62 in Twentynine Palms 617 Comment
  UCD126636  Datura wrightii Robert F. Thorne; Drs. Fosberg, Sachet, and Herbst 1983-4-23 55419 Riverside San Bernardino Mountains. Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. In sandy wash east of bridge and on base of W-facing slope of ridge. 411 Comment
  UCR235083  Datura wrightii A. C. Sanders, John F. Green 2012-6-1 40230 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, south of I-15 between Horsethief Cyn. Rd. and Hostettler Rd. 368 Comment
  UCSB8593  Datura wrightii Van Leeuwen, Henry 1957-4-13 Riverside Under bridge stream bed near US 60 near with Cal 195 Comment
  UC1608212  Daucus pusillus Tim Ross and Steve Boyd 1992-6-10 7635 Riverside about Potrero Escondido- an isolated area topping ridge system due w. of junction of Tenaja Rd. (7S01) and Los Alamos Rd. (7S04) San Mateo Canyon (at confluence of Los Alam...); Southern Santa Ana Mts., San Mateo Canyon Wilderness Area, S 670 Comment
  RSA716106  Deinandra mohavensis Michael Wall 2006-10-8 421 Riverside San Jacinto Mountains, South Fork San Jacinto River east of Hemet Comment
  SD186076  Deinandra mohavensis A. C. Sanders, Steve Boyd, et al. 1998-10-25 22271 Riverside Mt. Edna Road, ca. 0.2 mile west of Highway 243. 1121 Comment
  SD186077  Deinandra mohavensis A. C. Sanders, Steve Boyd, et al 1998-10-25 22273 Riverside Highway 74, roadside seep, ca. 2.0 miles below Mountain Center. 1250 Comment
  UCR253002  Deinandra mohavensis R. E. Riefner Jr. 2013-6-15 13- 118 Riverside Garner Valley, north side of Hwy 74 c. 0.45 mi east of Thomas Mountain Road (Forest Route 6S130), Little Thomas Mountain area 1386 Comment
  CAS-BOT-BC414252  Deinandra paniculata R. E. Riefner, Jr. 2014-6-1 14 -140 Riverside Northeast of Norco, E of Eastvale, Community of La Sierra, Hidden Valley Wildlife Area, Santa Ana River Trail, ca. 0.6 mi N of Arlington Ave. 205 Comment
  JEPS100887  Delphinium parishii subsp. parishii Dean W. Taylor 1998-5-13 16431 Riverside Aguanga Valley, mouth of Temecula Creek, on hillslopes just south of Highway 79 609 Comment
  RSA717581  Delphinium parryi A. C. Sanders 2004-4-9 27463 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks. 488 Comment
  UCR104941  Delphinium parryi A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20696 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek [c. 2.5 miles below Twin Pines Rd. on dirt road] 854 Comment
  RSA0020469  Delphinium parryi subsp. parryi Walter Wisura, W. Steinmetz 1993-5-29 4917 Riverside PCT S of Hwy 74, near Table Mountain road Comment
  LA210351  Delphinium patens subsp. hepaticoideum W. B. Welch; Riverside SAN JACINTO MOUNTAINS Comment
  RSA769032  Dendromecon rigida E. W. Lathrop 1973-6-28 7431 Riverside Mail Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  UC410724  Dendromecon rigida Mrs. E. C. Van Dyke 1928-5-28 Riverside Banning Comment
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Mar 13 2011
  CAS-BOT-BC198166  Deschampsia danthonioides Philip A. Munz 1941-5-18 16645 Riverside 15 miles northeast of Temecula Comment
  RSA608703  Deschampsia elongata L. C. Wheeler 1961-6-20 7892 Riverside West fork of Tahquitz Creek. 2378 Comment
  UC1055947  Deschampsia elongata Peter Kamb 1950-7-9 1907 Riverside Hall Canyon San Jacinto Mts., Hall Canyon 1645 Comment
  RSA740250  Descurainia obtusa subsp. adenophora Scott D. White, Justin M. Wood 2008-6-18 12201 Riverside Hiking trail from K flat to Apple Canyon Rd. 1341 Comment
  UC489085  Descurainia obtusa subsp. adenophora C. V. Meyer 1928-7-26 522 Riverside 0.5 mi e Dutch Flat; San Jacinto Mts. 1828 Comment
  RSA777344  Descurainia pinnata Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4708 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65120 604 Comment
  RSA0120236  Descurainia pinnata subsp. brachycarpa Duncan S. Bell, Thomas Stoughton 2016-4-14 9282 Riverside Santa Rosa Mountains; near the head of Deep Creek and near the trailhead of the Cactus Spring Trail, at an old mining area above this trail. 1219 Comment
  JOTR30321  Descurainia pinnata subsp. glabra La Doux, Tasha, E. Babich, J. Galvin, B. Truesdell, N. Fraga, A. Miller, J. Van Warmerdam 2008-2-4 1766 Riverside Joshua Tree National Park. Hexie Mountains, southern end; Porcupine Wash. Stop #1: Open sandy wash near road heading to Cottonwood. 745 Comment
  POM122356  Descurainia pinnata subsp. glabra Marcus E. Jones 1926-2-16 s.n. Riverside Near Shaver s Well, near Mecca, Colorado Desert. Comment
  POM198000  Descurainia pinnata subsp. halictorum Joseph A. Ewan 1932-4-8 7031 Riverside Seven Palms near Garnet Comment
  UCR76181  Dicentra chrysantha B. G. Pitzer, Stu Hemstreet 1992-5-21 1948 Riverside Santa Ana Mtns., Cleveland National Forest, State Hwy 74, 1 mi. uphill of the 2,000 ft. marker & to the left 0.1 mi. on an old paved road 762 Comment
  UCR108874  Dichelostemma capitatum Heidi A. Haid 1968-3 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  RSA501057A  Dichelostemma pulchellum var. pulchellum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3174 A Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  CAS-BOT-BC292187  Dicoria canescens M. E. Jones 1933-12-29 s.n. Riverside Cabazon Comment
  CAS-BOT-BC292197  Dicoria canescens C. B. Wolf 1931-10-14 2457 Riverside At Cabezon [Cabazon], San Gorgonio Pass 518 Comment
  RSA503357  Dicoria canescens S. J. Myers 1988-10-18 s.n. Riverside Garnet Hill, N of Palm Springs, between the Southern Pacific railroad tracks and Hwy 10, E one-third of Granet Hill, SE to Palm Drive 206 Comment
  UC666420  Dieteria asteroides var. asteroides Annie M. Alexander and Louise Kellogg 1941-5-28 2258 Riverside 3 mi n Palo Verde; Colorado Desert 106 Comment
  UCD131261  Dieteria canescens var. canescens J. C. Roos 1965-10-5 s.n. Riverside Exact location unknown. Comment
  UCR1413  Digitaria sanguinalis Frank C. Vasek 1959-7-17 590717- 12 Riverside Riverside, residential garden of F.C. Vasek, 636 Sandalwood Court 335 Comment
  RSA773123  Dimorphotheca sinuata Duncan S. Bell, Ryan Parker 2010-6-1 1234 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.1 air mile southeast of junction of Highway 74 and forest service road 5S15. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 779 Comment
  UCR158338  Dimorphotheca sinuata A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30067 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
  SD136750  Diplacus aurantiacus Steve Boyd, Tim Ross 1992-5-5 7213 Riverside San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero 730 Comment
  CAS-BOT-BC150929  Diplacus bigelovii var. bigelovii H. M. Hall 1905-5-1 6011 Riverside Cottonwood Springs 670 Comment
  CAS-BOT-BC150672  Diplacus longiflorus Steve Boyd 1986-4-22 1749 Riverside Temescal Canyon: just south of Interstate 15 Comment
  POM87126  Ditaxis lanceolata Marcus E. Jones 1906-4-27 s.n. Riverside Palm Springs. Comment
  JOTR35006  Ditaxis neomexicana La Doux, Tasha, A. Miller, T. Vaughn, A. Johnson 2007-10-25 3108 Riverside Joshua Tree National Park. Pinto Basin, along Old Dale Road Comment
  RSA792474  Ditaxis neomexicana Justin M. Wood, Dustin Ray 2011-4-28 3834 Riverside Sonoran Desert: Chuckwalla Valley: 6.5 miles north of Desert Center on Kaiser Road, +/- 0.4 miles northeast of bend in road. 202 Comment
  UC2026387  Ditaxis neomexicana Steve Boyd, Valerie Soza, Tasha LaDoux 1997-10-13 10065 Riverside COLORADO-MOJAVE DESERT TRANSITION, LITTLE MARIA MOUNTAINS: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains. Comment
  UCR245233  Ditaxis neomexicana Jim Andre 2012-3-19 21323 Riverside Sonoran (Colorado) Desert, north end of Chuckwalla Mountains at Jaeger Nature Sanctuary, 1.5 mi. south of junction Eagle Mt Rd and I-10 freeway 411 Comment
  JEPS52437  Ditaxis serrata W. L. Jepson 1928-4-25 12630 Riverside Pinto Basin, S Mohave Desert 822 Comment
  RSA793974  Ditaxis serrata var. californica Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-10 4351 Riverside Big Maria Mountains: southeast section of range, approximately 0.6 air miles northwest of Palo Verde Dam. 97 Comment
  JOTR35390  Dithyrea californica Harding, Mitzi, J. Hoines, E. Kramer 2012-2-2 178 Riverside Joshua Tree National Park. eastern Eagle Mountains; near Pinto Wells, sand ramps and large active wash between sand hills and basalt outcrops 286 Comment
  RSA3977  Dithyrea californica C. B. Wolf 1932-4-29 3115 Riverside Eastern Colorado Desert, 3 miles S of Rice on the Blythe road. 213 Comment
  RSA530740  Dithyrea californica B. C. Templeton, I. W. Clokey 1930-4-9 1075 Riverside Palm Springs Station; Colorado Desert 400 Comment
  UC665880  Dithyrea californica Ira L. Wiggins 1941-3-24 9563 Riverside 0.3 mi s Myoma (4.6 mi n of Indio) Comment
  POM193556  Dodecahema leptoceras C. C. Parry, J. Lemmon 1876-1 367 Riverside Whitewater. Comment
  RSA510028  Dodecatheon clevelandii B. Pitzer, E. Misquez 1988-2-28 623 Riverside 2 mi s of Rancho California Road (sw of Murrieta, Walker Basin, Avenida del Oro); Walker Basin, Avenida del Oro. Comment
  RSA776638  Draba cuneifolia Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-28 1095 Riverside Chuckwalla Mountains, Corn Springs Road; Road crossing of main wash that drains Chuckwallas to the east toward the Chuckwalla Bench 427 Comment
  RSA530887  Draba saxosa M. B. Dunkle 1933-7-23 3758 Riverside San Jacinto Peak 3301 Comment
  CLARK-A1528-5230  Draba sonorae John C. Roos 1952-3-19 5402 Riverside Box Springs Mountains 457 Comment
Read comments
Oct 23 2014
  CSUSB620  Dudleya lanceolata Ed West 1972-4-27 Riverside Box Springs Mountains Box Springs Mountains, 200 yards west of the micro-wave tower above the "C." 609 Comment
  POM17775  Dudleya lanceolata P. A. Munz 1923-6-18 7131 Riverside Temecula Canyon. Comment
  UC455350  Dudleya lanceolata I. J. Condit 1910-6-24 Riverside lower slope San Jacinto Mtns 609 Comment
  SD134467  Dudleya multicaulis Craig Reiser 1989-4-19 Riverside Western flank of Alberhill in western part of county Comment
  CAS-BOT-BC109610  Dudleya saxosa subsp. aloides Ynez Whilton Winblad 1937-3-14 s.n. Riverside Near Palm Springs. Comment
  POM66435  Dyssodia porophylloides Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  CAS-BOT-BC59760  Echinocereus engelmannii var. engelmannii L. R. Abrams 1926-3-26 11210 Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA782131  Echinochloa colona Stephanie Rockwood, Christi Gabriel 2011-10-18 130 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 96 Comment
  CSUSB1172  Echinochloa crus-galli Debbie Vigneault 1974-7-17 Riverside Santa Ana River Santa Ana River bottom, near Van Buren Bridge. 259 Comment
  UC1131531  Echinochloa crus-galli H. S. Yates 1937-6-28 6743 Riverside near Indio; Thermal Quad. Comment
  CAS-BOT-BC445612  Echinodorus berteroi Samuel B. Parish 1891-11-3 2246 Riverside Elsinore Lake Comment
  RSA286805  Elatine californica R. F. Thorne 1974-5-23 44673 Riverside Santa Ana Mountains, Santa Rosa Plateau, Rancho California: N edge of large vernal marsh, Mesa de Colorado 624 Comment
  RSA754124  Eleocharis acicularis W. Schlegel, Andrew Troutte, Jordan Zylstra 2008-8-29 15 Riverside Idyllwild: Skunk Cabbage Meadow. 2449 Comment
  SEINET3910445  Eleocharis acicularis Faulkner 1978-3-21 354 Riverside 9 miles No. of Blythe Highway 95.; 0 152 Comment
  UCR280798  Eleocharis bella R. F. Thorne, E. W. Lathrop, Steve Beckstrom-Sternberg, B. Martin 1982-1 55200 B Riverside Peninsular Ranges; Santa Ana Mountains, SW of Murrieta, Santa Rosa Plateau, Mesa de la Punta near south edge of plateau, approached by De Luz Rd. 579 Comment
  RSA615065  Eleocharis geniculata A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. M. Stewart, C. L. Sanders 1994-12-4 15888 Riverside Colorado Desert, Salton Sink: Dos Palmas Spring and immediate vicinity., 33 deg 30.16 N, 115 deg 49.9 W -30 Comment
  RSA234094  Eleocharis montevidensis Robert F. Thorne, E. W. Lathrop 1969-6-6 39345 Riverside Santa Rosa Plateau: Rancho California 610 Comment
  RSA365356  Eleocharis parishii Anstruther Davidson 1904-5-1 1101 Riverside Palm Springs. Comment
  CAS-BOT-BC227735  Elymus elymoides Carl B. Wolf 1932-8-5 3948 Riverside San Jacinto Mts. Along trail from Tahquitz Valley to San Jacinto Peak 2621 Comment
  UC38182  Elymus elymoides subsp. elymoides H. M. Hall July 1901 2501 Riverside Round Valley San Jacinto Mountains 2743 Comment
  CAS-BOT-BC206526  Elymus glaucus subsp. glaucus Carl B. Wolf 1932-8-5 3942 Riverside San Jacinto Mts., along trail from Tahquitz Valley to San Jacinto Peak 2621 Comment
  RSA679220  Elymus glaucus var. glaucus Fred M. Roberts 2003-6-25 5914 Riverside Just NE of Falcon roup Camp, 2.1km ESE Los Pinos Peak just west of main road. 1009 Comment
  UCR20885  Elymus hispidus A. C. Sanders 1978-7-3 622 Riverside San Jacinto Mountains, along old fire road between the James Reserve and the Black Mountain Road 1677 Comment
  RSA682848  Emmenanthe penduliflora Scott D. White 2003-3-23 8841 Riverside Desert slope; Hwy 74 near Carrizo Creek crossing. 610 Comment
  UC217917  Emmenanthe penduliflora P. A. Munz, D. Keck 1922-4-13 4956 Riverside Eagle Mts.; Colorado Desert 213 Comment
  UCR215609  Emmenanthe penduliflora Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 12 Riverside Peninsular Range, Box Springs Mountains, eastern edge of Riverside; Two Trees Canyon Trail near the trailhead 409 Comment
  CAS-BOT-BC131186  Encelia californica John C. Roos 1952-4-16 5557 Riverside Pigeon Pass, Box Springs Mts. 396 Comment
  RSA0041454  Encelia farinosa Duncan S. Bell, LeRoy Gross 2014-3-20 6279 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  SEINET2050631 Image available Encelia farinosa D. Gordon 1952-1-22 Riverside University of California, Riverside campus. 427 Comment
  UC1536838  Encelia farinosa G. H. True Jr. 1935-2-27 25 Riverside Bos Springs 365 Comment
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Dec 12 2011
  UCD20085  Encelia farinosa Donald W. Kyhos 1965-5-11 65 -211 Riverside Growing at mouth of Whitewater Canyon, about 15 miles northwest of Palm Springs. Comment
  UCR227183  Encelia farinosa Jim Andre 2011-2-9 15933 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  UCR244070  Encelia farinosa Jim Andre 2012-4-16 20897 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  UCSC001469  Encelia farinosa Peter Kamb 1948-4-11 883 Riverside Aqueduct Road east of Garnet Aqueduct Road, Garnet - Coachella Valley 305 Comment
  UC1979833  Encelia frutescens Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-4-6 981 Riverside Mojave Desert; Southcentral Mojave Desert region: Iron Mountains, on southwest side of mountains in drainage on either side of the road. Comment
  UCR59860  Encelia frutescens J. M. Stewart 1989-11-20 635 Riverside Western Colorado Desert, Coachella Valley, south side of Edom Hill, north of Cathedral City. Comment
  UCSB44685  Encelia virginensis Hibbard, Doug 1977-5-15 Riverside Wash is on left side of Hwy 74; 8.45 miles from its intersection with Hwy 111 679 Comment
  NY70336  Ephedra aspera C. L. Hitchcock 1940-3-29 s.n. Riverside Cottonwood Canyon Comment
  SBBG54310  Ephedra californica C. Gustafson 1977-4-7 5575 Riverside Whitewater Cyn Rd exit from Interstate 10, ca. 2.5 mi W of jct Interstate 10 with State 62 near start of Pacific Crest Trail 609 Comment
  SFV17218  Ephedra californica J. W. Dole 1980-11-1 Riverside Snow Creek road, 1 mile from junction of Highway 111 and Interstate Highway 10. 360 Comment
  UC68597  Ephedra californica H. M. Hall 1905-5-2 5979 Riverside Chuckawalla Peak Colorado Desert, Chuckawalla Peak Comment
  JOTR34228  Ephedra nevadensis La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2012-5-12 3081 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Lower ridges at base of Quail Mountain; within old burn area between Lost Horse Valley and Juniper Flats (Stop 2) Comment
  RSA0043058  Ephedra trifurca Duncan S. Bell, Evan Meyer 2014-4-1 6490 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; center of this range; approximately 4.75 air miles northwest of Gucci Spring; approx. 5 air miles north of the Bradshaw Trail. 759 Comment
  JOTR31127  Ephedra viridis La Doux, Tasha, M. Harding, B. Truesdell, M. Wheeler 2010-5-12 2509 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Ridgeline just south of Quail Mountain peak with steep loose slopes and rocky outcrops (Stop 6) Comment
  POM230606  Ephedra viridis I. W. Clokey 1935-4-17 6509 Riverside Cottonwood Springs. Colorado desert. Comment
  SEINET12535812  Epilobium brachycarpum H. M. Hall s.n. Riverside South side 1615 Comment
  UCR23520  Epilobium campestre John C. Roos 1952-6-18 5779 Riverside Moreno Valley, Edgemont [now part of city of Moreno Valley] 457 Comment
  CAS-BOT-BC166138  Epilobium canum subsp. canum Lathrop; Thorne 1967-9-26 6610 Riverside Tenaja Guard Station, 10 mi. NW of Murrieta Comment
  RSA589085  Epilobium canum subsp. canum D. L. Banks, Steve D. Boyd 1995-10-17 796 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
  CAS-BOT-BC171750  Epilobium canum subsp. latifolium Philip A. Munz 1946-10-20 11583 Riverside Cottonwood Springs, Joshua Tree National Monument 1097 Comment
  RSA448507  Epilobium canum subsp. latifolium N. R. Zabriskie 1969-11-8 239 Riverside Andreas Canyon near Palm Springs. 274 Comment
  RSA92723  Epilobium pygmaeum J. C. Roos 1952-5-14 5662 Riverside Edgemont, near Box Springs. 488 Comment
  SEINET7048051  Epipactis gigantea Steven R. Hill 2001-4-29 33526 Riverside Whitewater Canyon, along Whitewater River, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  UC1930143  Equisetum laevigatum Scott D. White, Justin Wood 2008-5-15 11977 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  UCR98119  Eragrostis mexicana Scott D. White, Megan Phillips 1992-4-29 s.n. Riverside San Jacinto Valley, large area on San Jacinto Reservior on N and E sides, east of Sanderson Street, and SW of Ramona Expressway Comment
  RSA544320  Eremocarpus setiger Steve Boyd 1991-9-8 6428 Riverside Peninsular Range Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371. 600 Comment
  SBBG63720  Eremocarya micrantha M. N. Ackley -Feb-1926 38 Riverside near Edom 64 Comment
  UCSB26816  Eremogone macradenia Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs; Santa Rosa Mtns. 2377 Comment
  JOTR33990  Eremothera boothii subsp. desertorum La Doux, Tasha, M. Harding 2010-4-7 2878 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View with cobble benches above wash Comment
  SBBG81712  Eremothera chamaenerioides S. A. Junak 1983-3-24 1657 Riverside N side of Hwy 10, 6.9 mi W of Pinto Basin Rd 426 Comment
  UCR279372  Eremothera chamaenerioides A. C. Sanders, Jim Malusa 2017-3-24 42956 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  UC1787318  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-5-29 123 Riverside San Jacinto Mountains: Old Banning-Idyllwild Road, 0.4 km south of junction with Hwy 243 (the new road to Idyllwild), roadcut along both sides of road 682 Comment
  RSA0105459  Eriastrum densifolium subsp. elongatum N. C. Cooper 1944-7-15 1579 Riverside Palms to Pines Highway, San Jacinto Mountains. 1280 Comment
  SD46109  Eriastrum diffusum subsp. coachellae Herbert L. Mason 1952-4-7 14214 Riverside Palm Canyon, Palm Springs. Comment
  UCR3477  Eriastrum eremicum Sally Bell 1964-4-18 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, on Indian Ave. about 3 mi. from the junction with the 29 Palms Hwy, on east side of road along shoulder 396 Comment
  UC597617  Eriastrum eremicum subsp. eremicum Philip A. Munz 1937-5-29 15148 Riverside Palms to Pine Hwy Santa Rosa Mts., Deep Canyon (deep wash) 1066 Comment
  CAS-BOT-BC514464  Eriastrum eremicum subsp. eremicum C. L. Hitchcock 1940-4-4 5963 Riverside Cottonwood Springs, Joshua Tree Nat. Monument Comment
  CAS-BOT-BC514474  Eriastrum eremicum subsp. eremicum Annie M. Alexander; Louise Kellogg 1941-5-23 2219 Riverside 4 mi NE of Cottonwood Spring, Colorado Desert 1112 Comment
  RSA0120102  Eriastrum eremicum subsp. eremicum Verne Grant, Alva Grant 1953-5-15 18460 Riverside Open desert plains, near Palm Srpings Rwy Station 122 Comment
  RSA0121320  Eriastrum eremicum subsp. eremicum T. W. Minthorn 1926-5-14 s.n. Riverside East of Banning. Comment
  RSA0116747  Eriastrum harwoodii Duncan S. Bell 2010-5-1 905 Riverside Arica Mountains: northwest of mountain range, approximately 7.2 air miles west of the ghost town of Rice, and approximately 6 air miles northwest of Priests Well. 312 Comment
  CAS-BOT-BC515005  Eriastrum sapphirinum subsp. dasyanthum John Thomas Howell 1931-6-5 6656 Riverside San Gorgonio Pass at Cabazon Comment
  RSA0122974  Eriastrum sapphirinum subsp. sapphirinum H. M. Hall 1901-08 2635 Riverside San Jacinto Mountains. The south side. 1585 Comment
  CAS-BOT-BC286794  Ericameria cuneata var. spathulata J. Ewan 1931-12-24 5574 Riverside Deadman Point, Granite Mts., Mohave Desert Comment
  RSA171381  Ericameria linearifolia J. D. Olmsted 1962-5-3 3508 Riverside San Jacinto Mts 1616 Comment
  RSA696866  Ericameria linearifolia J. Russell Bruff 1928-12-4 s.n. Riverside 1 mi. W. of Split Rock. Comment
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Oct 23 2011
  UCR92391  Ericameria palmeri var. pachylepis F. M. Reed 1925-1 5144 Riverside South Coast; San Bernardino Valley, Riverside: mesa on Arlington Heights (Lincoln Heights) 396 Comment
  CAS-BOT-BC299534  Ericameria paniculata M. McCollum 1976-6-10 2010 Riverside 8 mi. SSW of Yucca Valley, Little Morongo Canyon 914 Comment
  JOTR34118  Ericameria paniculata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 1002 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains in Cottonwood Canyon; large active wash in rocky canyon along roadside east of Rte. 11 839 Comment
  SD43541  Ericameria paniculata Philip A. Munz 1946-10-20 11585 Riverside Cottonwood Springs, Joshua Tree National Monument. 1064 Comment
  UCR138600  Ericameria pinifolia D. L. Banks 1996-11-7 1210 Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 1.6 km east of the roads crossing with Pechanga Creek on the N fork of the creek, at the E end of the Reservation 415 Comment
  UCR9133  Ericameria pinifolia Frank C. Vasek 1969-10-14 s.n. Riverside Box Springs Mtns, on an imaginary line c. 1/2 way between the terminus of Pennsylvania Ave. (now Martin Luther King Blvd, 2000) & the radio transmission towers Comment
  POM161198  Erigeron foliosus Hattie Wright 1929-6-25 s.n. Riverside Idyllwild, San Jacinto Mts. Comment
  RSA701120  Erigeron foliosus Michael Wall 1996-7-1 168 Riverside Cherry Valley, Beaumont/Oak Glen Rd., 2.6 mi. N of Cherry Valley Blvd., W side of road in open flat field. 610 Comment
  UCR24942  Erigeron foliosus var. foliosus A. C. Sanders 1980-7-18 1660 Riverside San Jacinto Mtns., Thomas Mountain: Thomas Mountain Campground to the summit at the lookout 2073 Comment
  POM13854  Erigeron philadelphicus P. A. Munz 1922-4-28 5020 Riverside 5 miles NW of Corona. mall branch of Chino Creek. 198 Comment
  UCR49192  Eriochloa aristata A. C. Sanders 1985-12-22 5962 Riverside Sonoran (Colorado) Desert, Coachella Valley, 1/4 mi NW of Valerie Jean, west of Hwy 86 -30 Comment
  SEINET13710359  Eriodictyon crassifolium J. Adams, J. Adams (Botany) 1965-1 193 Riverside 2 Mi. Above Banning on Rd Toward Idyllwild 3500 Ft 1067 Comment
  SEINET4344743  Eriodictyon crassifolium K. Seydel 1987-5-23 26 Riverside San Jacinto Mountains; off Highway 74, 5.1 miles up the mountain past Bee Canyon Road 914 Comment
  UCSB5275  Eriodictyon crassifolium Nowell, J. 1958-5-18 Riverside 4 mi. from Banning on Banning-Idyllwild Road 609 Comment
  RSA0034873  Eriodictyon crassifolium var. crassifolium Ivan Johnston 1917-4-4 s.n. Riverside Palm Canyon. 213 Comment
  SEINET10445992 Image available Eriodictyon trichocalyx Marc A. Baker, Danny Cuellar, Emily Mastrelli, Cecile Shohet and Stephan Myers 2015-4-10 18309 Riverside south side of the San Gorgonio River, 2km north of Banning, south base of the San Bernardino Mountains, 52km east of Riverside 788 Comment
  RSA0120005  Eriodictyon trichocalyx var. lanatum Duncan S. Bell, Thomas Stoughton 2016-4-13 9258 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  RSA608182  Eriogonum R. S. Woglum 1941-5-17 3042 Riverside Peninsular Ranges / Sonora Desert jct: Alder Canyon off Coyote Canyon. Comment
  CAS-BOT-BC242785  Eriogonum davidsonii James L. Reveal; Caroline G. Reveal 1972-8-9 2852 Riverside San Jacinto Mountains, along California Highway 74 at the turnoff to Idyllwild Mile-Hi Trap Club, about 1 mile west of the junction with Highway 243 Comment
  CAS-BOT-BC242795  Eriogonum davidsonii James L. Reveal; Barbara J. Ertter 1976-6-30 4565 Riverside San Jacinto Mountains, Pinyon Flat, 2 miles north of California Highway 74 along Palm Canyon Drive 1249 Comment
  JEPS122476  Eriogonum davidsonii J. M. Andre 2012-6-15 30517 Riverside San Jacinto Mountains; along Highway 243, 8.6 miles south of Interstate 10 (Banning), just northeast o Hungry Hollow and Poppet Flat; San Bernardino National Forest. Lake Fulmor 7.5' Q. Comment
  JOTR33944  Eriogonum davidsonii La Doux, Tasha, M. Harding, M. Wheeler, and J. Harding 2010-6-2 2833 Riverside Joshua Tree National Park. Little San Bernardino Mountains, NW of Key's View and Inspiration Peak; bouldery outcrops along ridge line heading toward Juniper Flats Comment
  RSA393470  Eriogonum davidsonii Louis C. Wheeler 1931-10-2 178 Riverside Hemet-Idyllwild Road, San Jacinto Mountains 1372 Comment
  CLARK-A1528-3733  Eriogonum elongatum John C. Roos 1975-12-6 Riverside 1219 Comment
  RSA0063032  Eriogonum elongatum Andrew Haimov, April Sleigh 1992-5-10 89 Riverside West side of Davis Road, 1/2 mile south of Allessandro Road, San Jacinto Wildlife Area. Comment
  UCR174235  Eriogonum fasciculatum subsp. foliolosum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32668 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., vicinity of peak 2279 695 Comment
  RSA192061  Eriogonum fasciculatum var. foliolosum E. W. Lathrop 1959-4-17 4480 Riverside 14 miles west of Murrieta. Tenaja Plateau. West slope of Redonda Mesa. Comment
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Apr 28 2011
  CAS-BOT-BC250143  Eriogonum fasciculatum var. polifolium J. H. Thomas 1949-4-24 461 Riverside 2 miles east of Whitewater, between Banning and Indio Comment
  POM49850  Eriogonum fasciculatum var. polifolium P. A. Munz, I. M. Johnston 1924-7-29 8881 Riverside Lone Oak Ranch, Banning-Idyllwild Road. 1037 Comment
  RSA739339  Eriogonum fasciculatum var. polifolium Keith E. Hoffmaster 1936-4-26 714 Riverside Box Springs grade. Comment
  SJSU9158  Eriogonum fasciculatum var. polifolium G. E. Eberle 1962-12-27 83 Riverside by Riverside campus of Univ of Calif Comment
  UCR11685  Eriogonum fasciculatum var. polifolium Carl Epling, Wm. Robison 1933-6-24 s.n. Riverside San Gorgonio Wash Comment
  POM153373  Eriogonum gracile var. gracile P. A. Munz, I. M. Johnston 1928-9-12 11254 Riverside Temescal Canyon. Comment
  CAS-BOT-BC257582  Eriogonum inflatum G. B. Grant No date on label 6789 Riverside Palm Springs, Colorado Desert Comment
  RSA766083  Eriogonum inflatum Joseph A. Ewan 1930-4-18 3087 Riverside Dry Morongo Creek below Morongo Valley. 518 Comment
  RSA779701  Eriogonum inflatum var. deflatum Duncan S. Bell 2010-4-2 727 Riverside Arica Mountains: east side of mountain range, approximately 2.4 air miles northwest of Priests Well, or approximately 5.7 air miles southwest of the ghost town of Rice. 419 Comment
  POM250544  Eriogonum molestum I. W. Clokey, E. G. Anderson 1935-8-21 s.n. Riverside East of Keen Camp P.O. 1370 Comment
  CHSC1327  Eriogonum nidularium E. Thomas 1939-10-1 Riverside Temescal canyon along Santa Ane Wash. Comment
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Dec 17 2019
  RSA339230  Eriogonum nidularium Robert F. Thorne, Rolf, Gertrud Dahlgren 1979-8-23 53598 Riverside Pinto Basin Road: Along road at meeting area of Mojave and Colorado Deserts 1098 Comment
  SD95200  Eriogonum nidularium G. L. Webster, R. Hildreth 1966-12-9 7453 Riverside Joshua Tree National Monument parkland at Split Rock 1310 Comment
  LA206959  Eriogonum nudum var. pauciflorum W. Pequegnat; 1937-9-3 129 Riverside Santa Ana Mountains, Bedford Rd 1645 Comment
  RSA38411  Eriogonum plumatella P. A. Munz 1946-10-20 11595 Riverside Near Ellen M. Mine, Joshua Tree National Monument. 1296 Comment
  JOTR35298  Eriogonum pusillum Andre, Jim 2012-4-11 20795 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
  RSA339342  Eriogonum pusillum Robert F. Thorne, W. A. Tilforth 1980-5-28 54174 Riverside San Bernardino Mountains, dry, Colorado Desert slopes, S-facing and W-facing, N-S rocky ridge at E side of Whitewater River at mouth of canyon, ca. 1/4-1/2 miles E of Whitewater Post Office. Comment
  UCR115353  Eriogonum pusillum A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16211 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  JOTR32195  Eriogonum saxatile Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; side canyon of Pushawalla Canyon; Steep rocky/gravelly drainage near elevated seep, and steep gravelly hills surrounding it (Stop 4) 1371 Comment
  SBBG1630  Eriogonum thomasii H. and M. Dearing 1940-1-1 4067 Riverside near Mecca Comment
  SBBG25047  Eriogonum thomasii D. Myrick 1966-4-1 1324 Riverside Desert Hot Springs, adjoining Linda Vista Lodge Comment
  SBBG92801  Eriogonum thomasii D. Charlton 1988-2-18 1143 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
  SEINET4568270 Image available Eriogonum thomasii Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2003-2-10 4584 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  UC912698  Eriogonum thomasii C. L. Hitchcock 1940-3-31 5890 Riverside between Cottonwood Spring and Pinto Basin Comment
  UC912797  Eriogonum thomasii Ira L. Wiggins 1937-3-9 8758 Riverside 5 mi w Shaver's Well Comment
  UCR216496  Eriogonum thomasii Jim Andre, T. La Doux 2009-3-10 11237 Riverside Joshua Tree National Park, south end of the Cottonwood Mountains near Pinkham Wash, just north of aqueduct just inside JTNP boundary, c. 7 miles west of south entrance into park at Cottonwood 542 Comment
  UC310875  Eriogonum thurberi P. A. Munz 1925-5-20 9851 Riverside 2 mi e Aguanga Comment
  RSA656534  Eriogonum trichopes A. C. Sanders 2000-4-27 23372 Riverside east side of Coachella Canal near the foot of the Mecca Hills, vicinity of the east end of Ave 60 15 Comment
  RSA681033  Eriogonum trichopes Scott D. White, Michael Honer 2003-5-14 9265 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (Superior) Gypsum Mine. 76 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
  RSA771741  Eriogonum wrightii var. nodosum Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4764 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
  JOTR16821  Eriogonum wrightii var. wrightii Baker, James K. & Baker, Ilisa T. 1966-10-19 s.n. Riverside Joshua Tree National Park. 1/2 MILE SOUTH OF DESERT QUEEN MINE 1341 Comment
  CAS-BOT-BC298487  Eriophyllum ambiguum var. paleaceum Lewis S. Rose 1937-4-9 37141 Riverside Palms to Pines Highway, 14 miles W of Indio 731 Comment
  RSA94418  Eriophyllum ambiguum var. paleaceum F. W. Peirson 1920-2-16 1387 Riverside Murray Canyon, Palm Springs region. 274 Comment
  CAS-BOT-BC297335  Eriophyllum confertiflorum Louis C. Wheeler 1931-10-4 217 Riverside Hemet - Idyllwild Rd, San Jacinto Mts 1402 Comment
  CAS-BOT-BC297346  Eriophyllum confertiflorum John F. Green 2006-5-10 s.n. Riverside Peninsular Ranges: City of Murrieta, S of the Hogbacks. N of Hunter Rd to Ramage Lane, between Calle de Amor on the E and Springview/Kiwebre Rd on the W 402 Comment
  POM54139  Eriophyllum confertiflorum M. Alice King 1893-1 s.n. Riverside Menifee. Comment
  RSA715348  Eriophyllum confertiflorum A. C. Sanders, Teresa B. Salvato, Kelly Volansky 2006-5-28 32670 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., near stream crossing of dirt road. 549 Comment
  UCR177115  Eriophyllum confertiflorum Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1107 Riverside San Bernardino Mtns., Morongo Indian Reservation, Potrero Canyon 1037 Comment
  UCR193981  Eriophyllum confertiflorum A. C. Sanders 2008-7-25 35899 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, NE of Bonita Vista Rd. at foot of hills 1543 Comment
  JOTR31153  Eriophyllum confertiflorum var. confertiflorum La Doux, Tasha 2009-6-3 1862 Riverside Joshua Tree National Park. (Stop 2): Little San Bernardino Mountains, Covington Flats Area, Covington Spring 1396 Comment
  SDSU14032  Eriophyllum confertiflorum var. confertiflorum Dinna Estrella, M. G. Simpson 2002-4-20 20 Riverside Santa Margarita Ecological Reserve. Loop trail, ca. 1/4 mile east of Northside field station. 335 Comment
  CLARK-A1528-5321  Eriophyllum multicaule John C. Roos 1940-5-4 882 Riverside Reche Canyon Comment
  PASA2215  Eriophyllum multicaule Frank W. Peirson 1928-4-19 Riverside Hills north of Elsinore 457 Comment
  RSA395357  Eriophyllum multicaule Steve Boyd 1986-4-22 1741 Riverside Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15. Comment
  RSA736035  Eriophyllum multicaule Scott D. White, Justin M. Wood 2008-4-16 11891 Riverside Perris/Elsinore Basin: Hills to the W of I-215 and S of Scott Rd. 488 Comment
  UCR103909  Eriophyllum multicaule B. G. Pitzer 1997-4-11 3110 Riverside Lakeview Mtns, Pulsar View Road (dirt), at sharp turn in road c. 1 mi. (air) NE of Juniper Flat Road, and c. 3/4 -1 mi. by road from the base of the hills. C. 3/4 mi. (airline) SE of Mt. Rudolph (measured from BM 'Nelson') 610 Comment
  RSA92511  Eriophyllum multicaule F. W. Peirson 1928-4-19 7842 Riverside Hills N of Elsinore 457 Comment
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Oct 23 2011
  JEPS29478  Eriophyllum wallacei Lauramay T. Dempster 1962-4-17 1893 Riverside about 1 mi below Fish Hatchery; Whitewater Canyon Comment
  POM13417  Eriophyllum wallacei P. A. Munz, I. M. Johnston 1922-5-6 5177 Riverside Little San Bernardino Mts.: 3 miles E of Warrens Well. 975 Comment
  UC572555  Eriophyllum wallacei H. S. Yates 1937-3-23 6412 Riverside 3 mi n of Palm Springs; San Jacinto Quadrangle 213 Comment
  UCR120950  Erodium botrys A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23878 Riverside Perris-Aguanga Basin region, Temecula, along east side of pipeline NE of Long Canyon, west of San Diego Aqueduct 381 Comment
  UCR84584  Erodium botrys Scott D. White, S. Ogg 1994-4-21 2009 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR92699  Erodium botrys A. C. Sanders, O. F. Clarke 1996-4-13 18037 Riverside Riverside: Box Springs Mtns, crest of range in vicinity of park headquarters, head of Two Trees Canyon 700 Comment
  CSUSB48  Erodium cicutarium Steve Stadler 1966-3-2 030266 22 Riverside Riverside city. Found in open field west of the corner of Blain Street and Canyon Crest. 50 yards from corner in back of a house. 304 Comment
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Sep 29 2011
  UCR202506  Erodium moschatum Justin M. Wood 2008-12-2 262 Riverside Southwest Perris Basin, city of Temecula, Murrieta Creek, downstream of First Street Bridge 305 Comment
  UCR112971  Erodium texanum B. G. Pitzer, T. Tennant 1998-2-21 3537 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake, on the lakebed, 1/2 to 3/4 mi.le SE of the pumping station 412 Comment
  RSA336175  Eryngium aristulatum var. parishii R. F. Thorne, M. Z. Thorne, Walter Wisura 1978-5-21 51968 Riverside Santa Rosa Plateau: Mesa de Colorado 609 Comment
  UCSB2339  Erysimum capitatum var. capitatum Newby, Ron 1959-5-16 Riverside 1 mile W. of Tahquitz Meadows which is 8 miles N of Idyllwild in the San Jacinto Mountains 2590 Comment
  SD132282  Erythranthe cardinalis Narca A. Moore-Craig 1984-5-18 Riverside San Jacinto Wildlife Area appx 2 mi N of Lakeview and 0.5 mi W of Davis Rd. Bernasconi Hills below Coyote Pass 487 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
  RSA0015882  Erythranthe moschata Carl B. Wolf 1932-8-5 3937 Riverside Along trail from Tahquitz Valley to San Jacinto Peak. 2561 Comment
  RSA0015889  Erythranthe moschata N. C. Cooper 1944-7-16 1564 Riverside San Jacinto Mountains, above Pine Cove. 2073 Comment
  RSA0022937  Eschscholzia androuxii Robert F. Thorne, Raymond Fosberg, M. H. Sachet, Charles C. Herbst 1983-4-23 55436 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  SEINET7072834  Eschscholzia californica A. G. Vestal 1963-5-19 s.n. Riverside Among granite boulders about 0.9 miles west of Radec on Route 79 [old 71]. Coordinate datum: WGS84/NAD83. (33? deg. 28' 2" North Latitude, -116? deg. 55' 39" West Longitude, Coordinate datum: NAD27.). Comment
  RSA0063039  Eschscholzia californica Andrew Haimov, April Sleigh 1992-5-19 93 Riverside North side of Ramona Expressway, 1/4 mile east of Davis Road. Comment
  POM10157  Eschscholzia californica var. peninsularis P. A. Munz, R. D. Harwood 1920-3-20 3369 Riverside 5 miles S of Corona 305 Comment
  UCD84931  Eschscholzia glyptosperma Chuck Hughes 2010-3-22 203 Riverside Near edge of Rice-Midland Road. 269 Comment
  CSUSB1238  Eschscholzia minutiflora J. E. Parlevliet 1958-4-19 Riverside Along highway to Twenty-Nine Palms about 2 miles up this road from where it starts on highway Riverside-Indio, till first sign on right, "Kings Ranch." 304 Comment
  UCR233181A  Eschscholzia minutiflora Jim Andre, Glenn L. Clifton 2011-2-22 17424 Riverside Mecca Hills, along Box Canyon Road, 8.5 mi northeast of town of Mecca 171 Comment
  UCR245964  Eschscholzia minutiflora Duncan S. Bell 2009-3-8 90 Riverside Arica Mountains, west side of range in main drainage, c. 2.5 air miles west of Priest Well, or c. 7 air miles SW of ghost town of Rice 420 Comment
  RSA0124034  Eschscholzia papastillii Duncan S. Bell, LeRoy Gross 2016-3-10 8879 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; northwestern section of the range; collecting approximately 1.75 air miles northwest of the summit area. 938 Comment
  CAS-BOT-BC419619  Eschscholzia parishii Ynez Whilton Winblad 1937-3-22 s.n. Riverside Near Mecca Comment
  RSA4901  Eschscholzia parishii Carl B. Wolf 1932-4-27 3017 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  UC855179  Eschscholzia parishii C. L. Hitchcock 1940-3-29 5861 Riverside ca 100 yd e Spring; Cottonwood Canyon Comment
  JOTR00873  Eschscholzia parishii Sipe, Frank 1958-3-10 210 Riverside Joshua Tree National Park. PINTO BASIN Comment
  JEPS66858  Escobaria vivipara var. alversonii W. L. Jepson 1912-10-30 5252 Riverside Black Point Riverside Mts., Colorado River (Riverside Mts, expedition along the Colorado River) 45 Comment
  RSA0042973  Eucalyptus camaldulensis A. C. Sanders, Timothy W. Chumley 2013-3-29 40711 Riverside Alberhill, Lake St. at Riverside Co. conservation reserve, 0.28 km south of intersection with Temescal Canyon Rd. 378 Comment
  SDSU12934  Eucrypta chrysanthemifolia Jutta Buschbom 1991-6-5 38 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  UCD119345  Eucrypta chrysanthemifolia Geoffrey Levin 1975-4-26 483 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. 335 Comment
  POM259685  Eucrypta chrysanthemifolia var. bipinnatifida P. A. Munz 1940-3-23 15715 Riverside 3 miles north of Cottonwood Springs, Eagle Mts. 915 Comment
  UCR279516  Eucrypta micrantha A. C. Sanders, Jim Malusa 2017-3-27 43104 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon 12 km NE (46 deg. ) of Bombay Beach, on both sides of the Imperial County line 305 Comment
  SD137702  Eulobus californicus Darin L. Banks, Steve Boyd 1995-5-3 233 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. 512 Comment
  UCSB15721  Euonymus occidentalis subsp. parishii Breedlove, Dennis 1961-8-5 Riverside Along Fuller Mill Creek; 0.5 mile upstream from point where creek crosses Riverside Highway 1; San Jacinto Mountains 1645 Comment
  RSA770645  Euphorbia crenulata R. F. Thorne, M. Z. Thorne, W. Wisura 1978-5-21 51996 Riverside Santa Rosa Plateau: Mesa de Colorado. 610 Comment
  SD260042  Euphorbia eriantha J. Andre 2012-4-11 20777 Riverside Joshua Tree National Park; NW Eagle Mtns, along dirt road to Black Eagle Mine, 0.7 mi. east of road to Cottonwood Spr (Utah Trail), 34 mi. south of Hwy 62 at 29 Palms. Interface of steep rocky hills and large wash. 729 Comment
  SD227801  Euphorbia nutans Andrew C. Sanders, K. C. Rose 1999-5-28 22792 Riverside Coachella Valley: Between La Quinta and Indio, along Jefferson St. between Ave 54 and I-10. Disturbed roadside at intersection with Ave. 49. 11 Comment
  UCR198567  Euphorbia nutans A. C. Sanders, O. F. Clarke 2008-10-7 36113 Riverside Peninsular Range, Riverside, O.F. Clarke residence, 266 Frost Ct., just east of UCR 360 Comment
  UCR5988  Euphorbia palmeri Karen Cook 1966-5-12 s.n. Riverside San Jacinto Mtns, across the street from entrance to San Jacinto Wilderness State Park, on roadside, in Idyllwild. 1809 Comment
  UCR162761  Euphorbia polycarpa John F. Green 2005-10-20 s.n. Riverside Elsinore Basin/Menifee Valley, Bundy Canyon, N of Bundy Canyon Road c. 2 mi east of Hwy I-15 518 Comment
  UCR188697  Euphorbia polycarpa J. M. Stewart 1989-10-17 618 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, c. 10 mi west of Wiley's Well 305 Comment
  JOTR36443  Euphorbia setiloba La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3413 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  RSA659663  Euphorbia setiloba J. C. Roos 1947-11-1 3756 Riverside On the edge of Lost Palms wash, Eagle Mtns. Comment
  UCR128936  Euphorbia setiloba Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  CAS-BOT-BC167364  Fagonia laevis J. C. Roos 1966-3-26 s.n. Riverside 2 miles S.E. of Desert Center Comment
  CAS-BOT-BC167374  Fagonia laevis Carl B. Wolf 1932-4-27 2998 Riverside Colorado Desert. 14 mi. E. of Mecca, on Blythe Road (E. of Shavers Well) 152 Comment
  IRVC28829  Fagonia laevis Mark A. Elvin 2005-4-26 4230 Riverside Coachella Valley/Indio Hills; N of I-10. Northern Sonoran Desert 198 Comment
  RSA555335  Fagonia laevis A. C. Sanders, E. J. Lawlor 1992-4-4 12086 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  UCR159767  Fagonia laevis Scott D. White 1999-4-20 7274 Riverside Colorado River Valley, Blythe area, Southern foothills of the Big Maria Mtns, NW of Calif. Hwy 95, c. 7 road mi N of the junction of Hwy 10 and Intake Blvd in Blythe 137 Comment
  SD225135  Fagonia pachyacantha G. K. Helmkamp 1998-4-4 3158 Riverside Colorado Desert: 7.1 mi. N of Hwy I-10 on Eagle Mtn Rd, to the vivinity of the pumping station. 305 Comment
  OBI2141  Ferocactus cylindraceus P. A. Holden 1969-4-11 730 Riverside Near jctn of I-60, 70 and State 62 highways Comment
  SD45871  Ferocactus cylindraceus var. cylindraceus George E. Lindsay 1954-4-1 2059 Riverside 10 miles north of Shavers Well. Growing on well drained alluvial slopes. (IPB 8/07) Comment
  SEINET10553063  Festuca arundinacea Boyd 1993-5-12 BOYD 7338 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon along stream and adjacent benches and lower slopes from confluence with Tenaja Canyon, T7S R5W W 1/4 NW 1/4 sec. 22, SE 1/4 sec. 21, center 1/3 N 1/2 sec. 28. Mosaic of Adenostoma fasciculatum - Ceanothus crassifolius chaparral and Eriogonum fasciculatum - Artemisia californica coastal sage scrub on slopesm, Quercus agrifolia woodland on benches and riparian woodland of Platanus racemosa, Fraxinus velutina, Salix lasiolepis, & Baccharis salicifolia along active stream channel. 366 Comment
  CLARK-A1045-95  Festuca megalura George K. Helmkamp 1977-4-30 Riverside San Jacinto Mountains 6 miles west of Pine Cove; on dirt road near North Fork of the San Jacinto River; ; Lake Fulmor 7.5'Q 1676 Comment
  CLARK-A1528-4658  Festuca microstachys John C. Roos 1937-5-10 2071 Riverside Lake Elsinore Comment
  UCR137606  Festuca microstachys Steve Boyd, C. Boyd, K. A. Boyd, Richard Noyes, L. Arnseth 1988-5-28 2276 Riverside San Jacinto Mtns, Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest 1700 Comment
  UCR102847  Festuca myuros A. C. Sanders 1997-3-26 20108 Riverside Lake Skinner area, NW foot of Tucalota Hills, shallow valley along dirt road 0.65 mi. east of main Lake Skinner road 457 Comment
  UCR180145  Festuca myuros Mitch Provance 2003-4-26 9904 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  RSA586864  Filago californica D. L. Banks, Steve Boyd 1995-5-3 0283 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
  RSA776223  Filago californica Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-29 866 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 610 Comment
  UCR177826  Filago californica S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  RSA660538  Filago gallica Orlando Mistretta 1992-6-10 520 Riverside Cleveland National Forest: Along old road coming off 3504 W of San Gabriel Mountains: Northeast slope Mt. San Antonio. Headwaters of west fork of north fork Lytle Creek. Sierra Peak. [Telegraph Peak quad?] Head of road. Comment
  UCR31848  Flaveria trinervia A. C. Sanders 1981-10-31 2392 Riverside McKinley St. between Riverside & Corona, 0.3 mi north of Hwy 91 & c. 100 yards west of McKinley 305 Comment
  JEPS42931  Forestiera pubescens C. B. Clokey, I. W. Clokey, and B. Templeton 1930-4-15 4622 Riverside Gavilan Peak 550 Comment
  UCR263412  Fouquieria splendens Aaron C. Sedgwick, Brett Griffin 2012-3-28 036 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  RSA618388  Frasera parryi D. L. Banks 1997-5-5 1975 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek, along the south fork of Pechanga Creek. 396 Comment
  SBBG15860  Fraxinus dipetala P. Kamb 1949-4-30 1405 Riverside Banning-Idyllwild Rd below Barton Lookout 1127 Comment
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May 24 2012
  UCR92241  Fraxinus dipetala Scott D. White 1994-3-29 1935 Riverside Beaumont Badlands, near county dump and old DeAnza Cycle Park, north of Hwy 60 701 Comment
  CAS-BOT-BC211022  Fraxinus velutina Carl B. Wolf 1940-10-30 9758 Riverside San Jacinto Mts. Penrod Canyon S.E. of Kenworthy Guard Station 1524 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
  SD120485  Fremontodendron californicum Michael Curto 1987-1-25 352 Riverside San Jacinto Mountains, SE of Palm View peak, on W and NW slope of Little Desert Ridge, along Cedar Springs Trail, W of Pacific Crest Trail Junction 1951 Comment
  UC63710  Fremontodendron californicum subsp. californicum H. M. Hall 1898-7-1 958 Riverside San Jacinto Mountains, Bull Creek Bull Creek; San Jacinto Mountains, Bull Creek 1524 Comment
  RSA771883  Fritillaria biflora Steve Boyd 2010-5-28 12283 Riverside Elsinore Peak, southeast of peak, north of trail along old Main Divide Road east of road up to communications towers 1012 Comment
  UCR81996  Fumaria officinalis Steve Morgan 1994-3-25 94- 2 Riverside UCR Botanic Garden Comment
  UCR258635  Funastrum cynanchoides T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7899 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon 555 Comment
  POM346577  Funastrum cynanchoides var. hartwegii Barry Burnell 1970-3-24 163 Riverside 2 miles up Tramway Road off Hwy 111 Chino Canyon, San Jacinto Mts. 457 Comment
  RSA638869  Funastrum cynanchoides var. hartwegii Scott D. White 1998-10-9 7169 Riverside Corona, near Bedford Canyon: ''Joseph Canyon' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same. 335 Comment
  JOTR37432  Funastrum hirtellum Hodges, Stephen R., T. Hender 2015-12-29 554 Riverside Joshua Tree National Park. Eagle Mountains, mid way up Dragon Wash, (Stop 2) Comment
  SEINET10580702  Funastrum hirtellum Dunn 1932-3-26 Dunn s.n. 1932 Riverside Box Canyon Comment
  RSA609658  Galium andrewsii subsp. andrewsii R. S. Woglum 1937-5-22 554 Riverside Santa Rosa Mountains. Comment
  CAS-BOT-BC499146  Galium angustifolium Valerie Soza; Steve Boyd 2004-6-22 1727 a Riverside San Jacinto Muntains, SE side of Lake Fulmor, slope above Hwy 243 (Hall Canyon) 1615 Comment
  UCR231747  Galium angustifolium John F. Green 2008-4-23 08- 03 Riverside Peninsular Range; SE Gavilan Hills, SW of Perris, powerline route south of Ethanac Rd, and east of Theda St., east of Hwy 74 492 Comment
  RSA544390  Galium angustifolium subsp. angustifolium Steve D. Boyd, Tim S. Ross 1991-6-14 6404 Riverside Warm Springs Creek at NE end of Hogbacks ridge from Alamos Rd. S to confluence w/ Adobe Springs tributary, 2-3 miles NW of Murrieta Hot Springs. Comment
  RSA702383  Galium angustifolium subsp. jacinticum Naomi S. Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1283 -b Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  SD70489  Galium angustifolium subsp. jacinticum Lauramay T. Dempster, G. L. Stebbins 1966-6-18 4246 Riverside Steep south-facing slope; along Black Mountain Road, 2.2 miles above junction with Pine Wood Road 1294 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
  RSA0022211  Galium aparine D. W. Stevens 1966-5-21 834 Riverside Thomas Mt. Camp. Comment
  UC64376  Galium parishii H. M. Hall 1897-8-11 825 Riverside near Long Valley; San Jacinto Mountains, Tamarack Valley 2560 Comment
  JEPS52943  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1966-6-17 4240 Riverside Poppet Flat San Jacinto Mts. (at Keyes Drive) 1097 Comment
  UCD170416  Galium porrigens var. porrigens D. O. Burge 2017-3-12 2223 Riverside Alvin Meadows. 1524 Comment
  POM14223  Galium stellatum Philip A. Munz, D. D. Keck 1922-4-9 4792 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
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Apr 5 2011
  POM9333  Galium stellatum Mary F. Spencer 1920-3-27 745 Riverside Palm Springs. 122 Comment
  UCR17453  Galium stellatum subsp. eremicum K. Stolte 1978-5-25 s.n. Riverside Sonoran (Colorado) Desert, south side Hwy 111, at Windy Point; c. 5 mi. west of Palm Springs, Coachella Valley 300 Comment
  UCR52012  Galium stellatum subsp. eremicum Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2212 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  POM261681  Garrya flavescens var. pallida W. Pequegnat 1940-12-27 s.n. Riverside Between Trabuco and Santiago Pks., Santa Ana Mts. 1311 Comment
  RSA596936  Gazania linearis A. C. Sanders 1996-4-12 18027 Riverside Moreno Valley: old field/vacant lot on W side of Frederic St. between Eucalyptus and Myers 494 Comment
  CAS-BOT-BC303589  Geraea canescens E. A. McGregor 1917-3-20 705 Riverside Northrop State Ranch, Indio Comment
  SBBG60586  Geraea canescens R. C. and J. R. Robbins 1933-2-15 Riverside near foot of Palms to Pines Hwy, ca. 11 mi SW of Palm Springs Comment
  RSA391014  Geranium richardsonii M. B. Dunkle 1933-7-22 3748 Riverside Tahquitz Valley. 2317 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
  SEINET7063449  Gilia achilleifolia subsp. multicaulis A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage on the East Benton Road. Tucalota Valley. UTM Zone 11, 501776mE, 3714976mN. (WGS84/NAD83). 556 Comment
  SDSU18400  Gilia angelensis C. Matt Guilliams 2008-2-27 480 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. 407 Comment
  UC1537499  Gilia angelensis Gordon H. True Jr. 1935-2-26 17 Riverside Mockingbird Canyon 365 Comment
  UC52726  Gilia angelensis H. M. Hall 1902-4-18 2905 Riverside above Sage; above Sage Comment
  UCR225729  Gilia angelensis A. C. Sanders, T. B. Salvato 2011-3-30 38898 Riverside Peninsular Range, city of Lake Elsinore, N of Pasadena St. c. 0.35 km NW of Central Ave. intersection 385 Comment
  RSA725667  Gilia australis Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10501 Riverside West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains. Comment
  SEINET6692563 Image available Gilia brevicula Norman C. Cooper 1944-6-17 1396 Riverside San Jacinto Mountains. Pine Cove. 1524 Comment
  RSA278313  Gilia capitata subsp. abrotanifolia C. W. Tilforth 1979-5-18 1799 Riverside Alo Hwgy 243, 3.5 miles south of Banning at turn-off to Mt. Edna. Comment
  UC310671  Gilia capitata subsp. abrotanifolia Philip A. Munz 1926-5-2 10425 Riverside about 5 mi nw Dripping Springs; nw of Dripping Springs Comment
  UCR110972  Gilia diegensis George K. Helmkamp 1998-6-27 4102 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  SBBG87642  Gilia ochroleuca subsp. exilis A. C. Sanders, B. Pitzer 1986-4-30 6475 Riverside lower Bee Cyn, 0.2 mi above the mouth of cyn 609 Comment
  UCR108864  Gilia ochroleuca subsp. exilis Heidi A. Haid 1968-5-8 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  RSA0095188  Gilia ochroleuca subsp. exilis Steve Boyd 1981-5-15 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of 'Estelle Creek' and Temescal Creek, just northwest of the entrenched meander of Temescal Creek at the western base of Estelle Mountain. 317 Comment
  JEPS2614 Image available Gilia stellata L. M. Newlon 1922-4-3 433 Riverside Andreas Canyon San Jacinto Mts.; Andreas Canyon, San Jacinto Mts. Comment
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Apr 7 2011
  RSA0124746  Gilia stellata Duncan S. Bell, LeRoy Gross 2016-3-9 8839 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  RSA554370  Gilia stellata Theo Glenn 1991-4-9 91 -10 Riverside Big wash in Eagle Mountains 786 Comment
  SJSU8432  Gilia stellata R. C. McGehee 1970-4-30 246 Riverside 4 mi W of Corn Springs, Chuckwalla Mts, 18 mi SE of Desert Center Comment
  SEINET7063450  Gilia tenuiflora A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage on the East Benton Road. Tucalota Valley. UTM Zone 11, 501776mE, 3714976mN. (WGS84/NAD83). 556 Comment
  IRVC28173  Gnaphalium bicolor A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27908 Riverside Alberhill Mtn., SE of old clay mining area. Peninsular Ranges 448 Comment
  RSA562490  Gnaphalium californicum Steve Boyd, Tim Ross 1992-5-5 7246 Riverside Southern Santa Ana mountains, San Mateo Canyon Wilderness Area. Isolated grassland area south Oak Flats, southwest of the Bluewater Trail 732 Comment
  RSA596185  Gnaphalium canescens subsp. beneolens D. L. Banks 1996-11-7 1211 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; On the main road in the Reservation., 1.6 km E of the roads crossing with Pechanga Creek on the northern fork of the creek at the E end of the Reservation. 415 Comment
  CAS-BOT-BC307402  Gnaphalium palustre Steve Boyd 1986-5-7 1845 Riverside Terrace escarpment between Horsethief wash and Indian Truck Trail south of I-15, Temescal Canyon Comment
  CAS-BOT-BC499166  Gnaphalium palustre Mitch Provance 2011-6-6 17004 Riverside Edgemont area of Moreno Valley, from the northbound I-215 onramp at Allesandro Blvd., E to Old 215 Frontage Rd 466 Comment
  CHSC110686  Gnaphalium palustre Dean Wm. Taylor 2003-5-7 18536 Riverside 2 miles northeast of Romoland, near the intersection of Mapes Road and Menifee Road. 457 Comment
  UCR266320  Gnaphalium palustre D. E. Bramlet 1991-6-1 2191 Riverside Peninsular Ranges; Perris-Aguanga Basin region, San Jacinto Valley, W Florida Ave. at EMWD canal 457 Comment
  UCR266605  Gnaphalium palustre Mitch Provance 2011-6-6 17004 Riverside Edgemont area of Moreno Valley, from the northbound I-215 onramp at Allesandro Blvd., east to Old 215 Frontage Rd. 466 Comment
  RSA696127  Gnaphalium stramineum A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24599 Riverside Mojave Desert, Little San Bernardino Mtns.: Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1341 Comment
  CAS-BOT-BC56797  Grusonia parishii Carl B. Wolf 1932-10-12 4291 Riverside Field redacted by CAS, contact the data manager for more information 914 Comment
  CAS-BOT-BC304637  Gutierrezia californica Louis C. Wheeler 1933-12-1 2293 Riverside Mouth of Tahquitz Canyon, San Jacinto Mts. 152 Comment
  RSA524433  Gutierrezia californica Steve Boyd, Tim Ross, L. Arnseth, J. Bonilla 1990-4-3 4049 Riverside Vail Lake area, summit of 'Big' Oak Mountain at E end. 793 Comment
  UCR93820  Gutierrezia californica P. J. MacKay 1996-6-15 004 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  LA102373  Gutierrezia sarothrae John C. Roos; 1965-9-26 sn Riverside Santa Rosa Mountains, NE slope of Asbestos Mountain Comment
  SD229098  Gutierrezia sarothrae Dick Schwenkmeyer 2012-8-6 771 Riverside Garnet Queen Mine on Santa Rosa Mountain road, 4.1 miles southeast of the intersection of highway 74 and Santa Rosa Mountain Road. 1834 Comment
  UC63195  Gutierrezia sarothrae W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 Riverside Box Springs 457 Comment
  UCR103456  Gutierrezia sarothrae Bern Schwenn 1998-9-27 s.n. Riverside Santa Rosa Mtns, San Bernardino National Forest, Cactus Spring Trail, where trail crosses Horsethief Creek 1341 Comment
  UCR134608  Haplopappus acradenius Marisa Sripracha, Kyle Boyd 2004-2-14 031 Riverside Sonoran (Colorado) Desert, Myoma, on the Thousand Palms Preserve, near the palm oasis just off Thousand Palms Drive 190 Comment
  UCR217646  Harpagonella palmeri Jeff B. Galvin 2010-3-25 120 Riverside Perris-Aguanga Basin, West of Lake Matthews, south of Cajalco Road. Just east of small riparian woodland. Northwest side of a clay hill. 430 Comment
  UC480841  Helenium bigelovii A. W. Anthony 1895-7-13 Riverside San Jacinto Mt. 243 Comment
  RSA500113  Helianthemum scoparium var. aldersonii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-10 3698 Riverside Vail Lake area, benches of Arroyo Seco and slopes of adjacent hills to E. 488 Comment
  RSA487432  Helianthemum scoparium var. vulgare Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  UCR103728  Helianthus annuus A. C. Sanders 1997-3-19 20036 Riverside Lake Skinner area, S foot of Bachelor Mtn., across the northern arm of the lake from the boat ramp, from dirt track down to lakeshore 457 Comment
  UCR22006  Helianthus annuus Steve Boyd 1980-9-8 347 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR174961  Heliotropium curassavicum Teresa Nieto 2005-5-26 52 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  UCR35180  Heliotropium curassavicum var. oculatum L. B. Ziegler 1974-5-20 525 Riverside San Jacinto Valley, San Jacinto River bed 489 Comment
  UCR174445  Hemizonia fasciculata A. C. Sanders 2006-5-19 32411 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
  RSA711222  Hemizonia kelloggii A. C. Sanders 2004-4-9 27469 Riverside San Jacinto Valley: Tres Cerritos, ca. 3 miles WNW of Hemet, east of the Lakeview Mtns., alluvial slope in mouth of large canyon on south side. 473 Comment
  UCR117087  Hemizonia kelloggii A. C. Sanders, T. B. Salvato 2001-5-16 24299 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
  RSA94101  Hemizonia kelloggii R. S. Woglum 1937-5-22 12339 Riverside Temecula. Comment
  UCR132824  Hemizonia mohavensis A. C. Sanders, Steve Boyd, Jeff Ross, , Mitch Provance 1998-10-25 22273 Riverside San Jacinto Mtns., Hwy 74, roadside seep c. 2 miles below (west of) Mountain Center 1250 Comment
  UCR196772  Hemizonia mohavensis Marsia Narog, Mark Parlow 2008-8-13 s.n. Riverside Peninsular Range; San Jacinto Mtns., Poppet Flats, NW of Poppet Flats Road, west of intersection of Ellis Dr. and Fox Dr. 1087 Comment
  RSA675732  Hemizonia paniculata Scott D. White 2001-6-20 8596 Riverside Sun City Area: Just east of Goetz Rd. and south of Ethanac Rd., ca. 1 1/2-2 mi west of I-215 Freeway. 442 Comment
  UCR119407  Hemizonia paniculata Mitch Provance 1998-6-20 704 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
  UCR200999  Hemizonia paniculata Justin M. Wood, Scott D. White, Brandy Ulrich 2008-7-15 022 Riverside Aguanga Basin / San Jacinto Mountain foothills, W of Anza Valley, adjacent to Cave Rock Rd. Approx. 1/4 mile E of Cahuilla Indian Reservation 1215 Comment
  RSA553903  Hemizonia pungens subsp. laevis G. R. Ballmer 1992-6-23 92 -10 Riverside San Timoteo Canyon Road, 3.2 mi. east of junction with Redlands Blvd. Comment
  SEINET269475 Image available Hemizonia pungens subsp. laevis Scott D. White, Steve Ogg 1994-10-17 3455 Riverside Murrieta Creek 1000 ft south of Winchester road bridge (Banana Avenue on USGS Murrieta quad) 310 Comment
  UCR40448  Hemizonia pungens subsp. laevis Steve Boyd 1985-8-7 1114 Riverside Santa Rosa Plateau, Murrieta area, Clinton Keith Rd. near (just east of) Bear Creek golf course Comment
  UCR90801  Herniaria cinerea A. C. Sanders, G. K. Helmkamp 1996-3-17 17986 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Springs, mouth of Palm Canyon, c. 0.5 km east of Palm Canyon Dr. on Bogert trail 163 Comment
  UCR107704  Hesperocnide tenella A. C. Sanders 1997-3-1 19753 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  JEPS20372  Heterotheca grandiflora W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 Riverside Santa Ana River Comment
  RSA573022  Heterotheca sessiliflora subsp. echioides Steve Boyd 1986-4-22 1740 Riverside Temescal Canyon; Stable alluvial benches of Indian wash just S of I-15. Comment
  RSA575904  Heterotheca sessiliflora subsp. echioides Steve Boyd 1994-10-14 8381 Riverside Southern Santa Ana Mts., San Mateo Canyon Wilderness Area of the Cleveland Nat'l Forest. San Mateo Canyon, sandy benches in canyon bottoms at the confluence with Bluewater Canyon. 329 Comment
  CAS-BOT-BC26196  Heterotheca sessiliflora var. sanjacintensis J. C. Semple; J. Chimielewski 1987-9-30 8982 Riverside Idyllwild, CA-243, just S of Idyllwild Park, Manzanita Dr. Comment
  SD5295  Heterotheca sessiliflora var. sanjacintensis F. Youngbery 1933-8-28 Riverside Idyllwild, San Jacinto Mts. Comment
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Mar 10 2014
  UCR75088  Hilaria rigida A. C. Sanders, E. J. Lawlor 1992-4-4 12140 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UCR92640  Hilaria rigida George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  CAS-BOT-BC207507  Hoffmannseggia glauca Roxana S. Ferris 1918-6-19 1011 Riverside Blythe, Palo Verde Valley Comment
  CAS-BOT-BC206106  Hoffmannseggia microphylla C. L. Hitchcock 1940-3-29 5850 Riverside ca. 12 mi. east of Indio Comment
  UCR150022  Hoita orbicularis Scott D. White, Angelia Carey 2004-5-7 10347 Riverside San Jacinto Mountains, Indian Creek and adjacent foothills 610 Comment
  RSA667133  Hordeum depressum A. C. Sanders, Carolyn Washburn 2001-5-10 24248 Riverside San Jacinto River Valley, S side of intersection of Sanderson Ave. and Ramona Blvd., ca. 4 miles NW of San Jacinto 445 Comment
  UCR21125  Hordeum depressum A. C. Sanders, Steve Boyd 1980-5-19 1495 Riverside San Jacinto Mtns, Garner Valley. Meadow west of Kenworthy Ranger Station. 1375 Comment
  CAS-BOT-BC273469  Hordeum intercedens Mitch Provance 2005-5-17 6554 Riverside Warm Springs Valley: Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, ca. 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
  RSA772332  Hordeum murinum subsp. glaucum Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4512 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA191445  Hydrocotyle ranunculoides E. W. Lathrop, R. F. Thorne 1967-9-26 6635 Riverside 6 miles NW of Murrieta. Comment
  RSA741375  Hydrocotyle ranunculoides Scott D. White, Justin M. Wood 2008-5-15 11976 Riverside San Jacinto Mountains: Johnson Meadow. 1415 Comment
  RSA314450  Hymenoclea salsola R. F. Thorne 1983-4-23 55448 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  RSA33501  Hymenoclea salsola N. C. Cooper 1944-4-23 1120 Riverside Cabazon 457 Comment
  RSA643330  Hymenoclea salsola R. D. Goeden, D. W. Ricker 1974-3-1 s.n. Riverside Colorado Desert: Desert Center 305 Comment
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Apr 5 2011
  JOTR29376  Hymenoclea salsola var. pentalepis La Doux, Tasha, Mike Bell 2006-5-10 1453 Riverside Joshua Tree National Park. East Deception Canyon Comment
  RSA78308  Hymenopappus filifolius var. lugens P. A. Munz, E. K. Balls 1952-8-21 17987 Riverside Road, Vandeventer Flat to Santa Rosa Peak 2072 Comment
  JEPS66802  Hypericum anagalloides I. W. Clokey and E. G. Anderson 1935-8-21 6833 Riverside N. Fork San Jacinto R. 1500 Comment
  RSA496568  Hypochaeris glabra Bill Wagner 1988-4-5 s.n. Riverside Approx. 1.5 miles NW of the community of Murrieta. South side of I-15 Fwy at the junction of Nutmeg Rd. 381 Comment
  RSA651718  Hypochaeris glabra Margaret Murphy 1983-4-15 0013 -A Riverside Located in the north section of parcel 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  RSA192190  Hypochaeris radicata E. W. Lathrop 1960-6-6 4827 Riverside 14 miles W. of Murrieta. Comment
  LA99449  Hyptis emoryi Hisao P. Arai; 1957-4-18 sn Riverside Box Canyon, near Mecca; off Highway 195 Comment
  OBI13686  Hyptis emoryi Robert F. Hoover 1966-10-15 10164 Riverside Dead Indian Cyn Comment
  RSA1268  Hyptis emoryi B. D. Stark 1930-4-1 1498 Riverside Near Cathedral City. Comment
  RSA608060  Hyptis emoryi Louis C. Wheeler 1931-2-7 s.n. Riverside Palm Springs. Comment
  UCR196355  Hyptis emoryi Naomi Fraga, Lisa Rojas 2005-2-10 1382 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  RSA91176  Isocoma acradenia var. eremophila F. W. Peirson 1922-12-28 4740 Riverside Andreas Canyon, east base of San Jacinto Mts. 244 Comment
  UCD133437  Isocoma menziesii var. vernonioides K. Esau 1935-6-21 s.n. Riverside Road to Beaumont. Comment
  RSA357154  Isoetes howellii Robert F. Thorne 1973-5-23 43852 Riverside Santa Rosa Plateau: N side of Mesa de Colorado. Santa Ana Mountains 609 Comment
  CAS-BOT-BC324741  Iva axillaris Steve Boyd 1986-4-22 1730 Riverside Walker Canyon area where Alberhill Creek (=Temescal Creek) flows between Alberhill Mtn. and Gavilan Hills, Temescal Canyon Comment
  RSA227711  Jepsonia parryi Gary D. Cromwell 1972-2-15 710 Riverside Small canyon canyon off Los Alamos Canyon, 8 mi. SSW of Lake Elsinore and unpaved road #7So4, USDA Forest Serv. map, Trabuco Dist., Cleveland Nat. Forest. 488 Comment
  RSA597055  Jepsonia parryi D. L. Banks, Lauren Raz 1996-11-5 1162 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; E of a newly established firebreak along a NW-SE running ridgeline, SW of the water tank in section 34. 390 Comment
  RSA0097765  Juglans californica Marc A. Baker, Michelle Cloud-Hughes 2015-7-7 18400 Riverside San Gorgonio River, 2 km south of Cabazon, 2.6 km NNW of Hurley Flat, 26 km WNW of central Palm Springs. 510 Comment
  UCR189780  Juglans californica var. californica Amy Rowland 2007-8-31 103 Riverside Peninsular Ranges, Perris-Aguanga basin, Off Rawson Rd in parcel 31 of Lake Skinner Reserve 501 Comment
  UCR101655  Juglans nigra A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22231 Riverside San Bernardino Mtns., Morongo Indian Reservation, lower Hathaway Creek Canyon 838 Comment
  JEPS66903  Juncus acutus subsp. leopoldii Jos. Burtt Davy 1902-3-25 7935 Riverside Indio Comment
  UCR20982  Juncus acutus subsp. leopoldii A. C. Sanders, J. Zabriskie, S. D. Boyd 1980-4-17 1337 Riverside Sonoran (western Colorado) Desert, Coachella Valley at the foot of the Indio Hills near Thousand Palms Oasis, Willis Palms grove 152 Comment
  JEPS19724 Image available Juncus acutus var. sphaerocarpus W. L. Jepson 1914-5-22 6041 Riverside near Thousand Palms Canyon; ; Near Thousand Palms Canyon Comment
  UCR182354  Juncus balticus Mitch Provance 2005-5-17 6598 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
  RSA586248  Juncus bryoides Darin L. Banks 1995-4-11 167 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, E of the Dripping Springs Trail. 950 Comment
  UC842319  Juncus bufonius P. A. Munz 1922-4-29 5063 Riverside 0.5 mi s Lake Elsinore Comment
  UCR154375  Juncus bufonius A. C. Sanders, Mike Misenhelter 2005-6-15 30954 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
  UCR241393  Juncus bufonius T. B. Salvato 2013-3-22 7395 Riverside Perris-Aguanga Basin, southern end of Menifee Valley, between Hwy 215 and Winchester Rd (Hwy 79), on Los Alamos Rd at its crossing of Warm Springs Creek 402 Comment
  UCR116975  Juncus bufonius var. congestus A. C. Sanders, T. B. Salvato 2001-5-3 24100 A Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  CAS-BOT-BC110089  Juncus cooperi A. C. Sanders; P. MacKay; G. Helmkamp; J. Stewart; C. L. Sanders 1994-12-4 15887 Riverside Colorado Desert, Salton Sink. Dos Palmas Spring and immediated vicinity. -30 Comment
  UC1931209  Juncus effusus Scott D. White, Justin Wood 2008-6-18 12233 Riverside San Jacinto Mountains: K Flat Meadow. Comment
  HSC83918  Juncus effusus subsp. austrocalifornicus R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47293 Riverside Santa Rosa Plateau, just SE of Tenaja Guard Station off Tenaja Truck Trail 610 Comment
  UCR40548  Juncus effusus subsp. austrocalifornicus Steve Boyd 1985-8-7 1106 Riverside Santa Ana Mtns., Santa Rosa Plateau, Santa Rosa Plateau, NW base of Redonda Mesa on Tenaja Road, 0.8 mi east of the junction w/ 8S01 & 8S02 671 Comment
  RSA254371  Juncus luciensis E. W. Lathrop 1975-5-4 5451 Riverside Santa Ana Mountains, Santa Rosa Plateau, Mesa de Burro, 3.0 miles W of Murrieta. Comment
  RSA388410  Juncus mexicanus Robert F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61172 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UC574918  Juncus mexicanus C. Epling and J. Ewan Jun 1933 Riverside s shore Lake Elsinore Comment
  POM14394  Juncus phaeocephalus var. paniculatus Phillip A. Munz 1922-7-6 5999 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  UC1563099  Juncus xiphioides Steve Boyd, Tim Ross, Laurel Arnseth 1989-5-7 3551 Riverside just s Vail Lake (in Kolb Creek); Vail Lake Area, Kolb Creek Comment
  UC1280801  Juniperus californica H. E. McMinn 1937-3-5 4489 Riverside approaching Cottonwood Mountains from Pinto Basin Comment
  JOTR34390  Justicia californica Andre, Jim 2012-4-16 20917 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  LA202782  Justicia californica D. Birindelli; 1969-3-9 266 Riverside Palm Desert 121 Comment
  LA202789  Justicia californica Nesta Hutchinson; A. M. Martin 1932-3-26 sn Riverside Shavers Well Comment
  RSA402302  Justicia californica A. Menke 1955-4-25 s.n. Riverside Mouth of Tahquitz Canyon, Palm Springs. Comment
  SEINET10437490 Image available Justicia californica James Henrickson 1969-11-8 4372 Riverside 5 air miles S of Palm Desert near top of Seven Level Hill at scenic stop area 671 Comment
  CAS-BOT-BC540741  Kallstroemia californica Sarah J. De Groot; Amy Rouillard 2015-9-15 7572 Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  RSA16377  Keckiella antirrhinoides Percy C. Everett 1935-6-17 7142 Riverside Coldwater Can. , trail to Santiago Pk. 1/3 mi. above Glen Ivy Resort. 457 Comment
  RSA583570  Keckiella antirrhinoides subsp. antirrhinoides Steve 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. 671 Comment
  JOTR31063  Keckiella antirrhinoides var. microphylla La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2045 Riverside Joshua Tree National Park. Little San Bernardino Mountains, above Lower Covington Flats; STOP 2: steep rocky canyon heading up to west side of Quail Mountain region Comment
  JOTR32444  Keckiella antirrhinoides var. microphylla Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Gravelly hills above canyon wash (Stop 3) 1217 Comment
  JOTR32963  Keckiella antirrhinoides var. microphylla La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2714 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  UCR20634  Keckiella ternata W. W. Mayhew 1977-7-12 s.n. Riverside San Jacinto Mtns., Alandale 1768 Comment
  RSA783583  Koeberlinia spinosa var. tenuispina Michael Wall 2011-4-2 603 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 6.5 miles east of jct. with Fairview Ave. 758 Comment
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Dec 20 2017
  UCR2487  Koeleria macrantha F. M. Reed 1928-7-10 5989 Riverside San Jacinto Mtns, Strawberry Creek at Camp Emerson, Idyllwild 1524 Comment
  CAS-BOT-BC273675  Koeleria pyramidata H. M. Hall 1901-6-1 2031 a Riverside San Jacinto Mountains. Thomas Meadows Comment
  CAS-BOT-BC168506  Krameria erecta Mitch Provance; Kerry Knudsen; Petra Wester 2004-5-8 9002 Riverside Santa Rosa Mountains: Along Hwy 74 on the Santa Rosa Mountain Grade, ca. 0.8-0.5 mi NE of Black Hills 854 Comment
  UCR281013  Krameria erecta Fred M. Roberts 2016-3-5 7986 Riverside Sonoran (Colorado) Desert, Little Maria Mountains: west end, 4.3 km E Palen Pass and 2.2 km W 'Peak 602" 113 Comment
  RSA408612  Krameria grayi N. C. Cooper 1949-4-8 3276 Riverside Shaver s Summit east of Indio. 610 Comment
  UC472703  Krameria grayi M. F. Spencer 1922-4-28 405 Riverside Chino Canyon Palm Springs (Palm Springs); Colo. Desert, , Chino Canyon <Colorado Desert> Comment
  SD245277  Lactuca serriola Robert F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49541 Riverside Santa Ana Mountains: along Ortega Highway (74), perhaps 1/4 mile west of El Cariso. Comment
  SEINET7106655  Lamarckia aurea N. Duane Atwood 1993-3-28 17711 Riverside Bolsa Chica Ecological Reserve, California Dept. of Fish and Game.; 0 Comment
  RSA77071  Langloisia setosissima subsp. setosissima F. W. Peirson 1921-4-11 4475 Riverside Deep Canyon Wash, south side of Coachella Valley 244 Comment
  RSA792576  Larrea tridentata Aaron C. Sedgwick, Duncan S. Bell 2012-9-20 118 Riverside South of Essex in Rice Valley - Take Rice/Blythe Rd. ~3 miles south and turn left on unmarked road. The wash is on the northern side of the unmarked road ~3 miles east. 235 Comment
  UCR227438  Larrea tridentata Thomas R. Stoughton, J. McConnaughy, D. Monks, M. Volke 2010-3-30 110 Riverside Northwestern Colorado (Sonoran) Desert, Coachella Valley Preserve, 4 mi from Ramon Road on Thousand Palms Canyon Road 381 Comment
  UCR60785  Larrea tridentata Steve Boyd, Orlando Mistretta 1986-3-13 1418 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
  RSA0034537  Larrea tridentata D. Dunlop 1977-3-21 205 Riverside Desert Hot Springs. Comment
  CAS-BOT-BC412764  Lastarriaea coriacea James L. Reveal 1988-5-23 6865 Riverside Along California Highway 75 at milepost 48, 3 miles east of Fairview Avenue in Valle Vista, north of the highway and south of the San Jacinto River 609 Comment
  SD152780  Lastarriaea coriacea Steve Boyd, T. Ross, D. Bramlet 1993-5-13 7364 Riverside San Mateo Canyon Wilderness area, Los Alamos Canyon at mouth of Wild Horse canyon 410 Comment
  SD186283  Lastarriaea coriacea T. B. Salvato, Melissa Clemons 2005-6-2 1332 Riverside Temescal Valley: Gavilan Hills, ca 0.5 mi SE of Steele Peak, 4 mi SW of Perris, and 6 mi NNE of Lake Elsinore, NW of Hwy 74 573 Comment
  SD30719  Lasthenia californica Edith A. Purer 1935-4-21 6442 Riverside Pine Valley on Palms to Pines Highway. Comment
  SEINET3244092  Lasthenia californica Scott D. White, Michael Honer 2003-1 8967 Riverside Hemet Area: Northeast corner of Devonshire Ave, and Warren Road, immediately southwest of ''Tres Cerritos.'' Former chicken farm. 472 Comment
  POM361561  Lasthenia coronaria Ora M. Clark 1929-3-16 1698 Riverside South Cabazon. Comment
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Mar 13 2011
  SD130360  Lasthenia coronaria Ed LaRue 1990-4-13 Riverside 0.5 mile northwest of Aguanga, north of Highway 79 and west of Highway 371. 640 Comment
  UCR116965  Lasthenia coronaria A. C. Sanders, T. B. Salvato 2001-5-3 24090 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 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
  UCR95776  Lasthenia coronaria C. B. Wolf 1935-4-7 06306 Riverside Gavilan Hills, 2 mi. SW of Perris 427 Comment
  CAS-BOT-BC328104  Lasthenia glabrata subsp. coulteri D. Bramlet 1995-5-5 2407 Riverside 7.5 km W of Lakeview and some 90 m SE of the intersection of the Ramona Expressway and Martin Road (Road to Lakeview Hot Springs). 435 Comment
  RSA0008495  Lasthenia glabrata subsp. coulteri Steve Boyd, David E. Bramlet 1996-4-19 8626 Riverside San Jacinto Valley: San Jacinto Wildlife Refuge at southwestern edge of Mystic Lake in the San Jacinto River floodplain, N of ''Marsh A'', NE of the refuge headquarters. 433 Comment
  RSA593886  Lasthenia glabrata subsp. coulteri Steve Boyd, David E. Bramlet 1996-4-19 8614 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
  UCR191540  Lasthenia glabrata subsp. coulteri A. C. Sanders 2008-4-15 34887 Riverside Peninsular Range, NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding 391 Comment
  POM305811  Lasthenia gracilis Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1048 Riverside Elsinore and Vicinity Comment
  RSA33497  Lasthenia gracilis N. C. Cooper 1944-3-24 998 Riverside Banning. 701 Comment
  RSA512127  Lasthenia gracilis Ed LaRue 1989-4-21 s.n. Riverside Moreno Valley, ca. 1 mi S of Hwy 60 on Nason St. Adjacent to W side of Nason, S of Dracaea Ave. Comment
  RSA586002  Lasthenia gracilis Adree M. Desrochers 1989-4-14 438 Riverside Near Lake Matthews, Riverside County, along Cajolco Road, on hills on the N side of road, 5.3 km E of intersection Hwy 15 and Cajalco Road Comment
  SDSU14009  Lasthenia gracilis Michael G. Simpson, C. Luke, T. Sagar, S. Johnston, T. Duffy 2000-4-30 2101 Riverside Remote southeastern region of Santa Margarita Ecological Reserve (SDSU). 640 Comment
  UCR165418  Lasthenia gracilis A. C. Sanders 2005-4-21 29561 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR16886  Lasthenia gracilis J. Texera 1970-4-30 15 Riverside San Jacinto Mtns, 1 mi above Lake Hemet, just off Hwy 74 1341 Comment
  UCR171719  Lasthenia gracilis 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
  UCR232053  Lasthenia gracilis John F. Green 2008-4-15 0408- 16 Riverside Peninsular Range; Perris-Aguanga Valley, Moreno Valley/Mead Valley area, square parcel 0.8 km on a side, between Nandina Ave. and Oleander Ave., east of Day St. 523 Comment
  UCR85534  Lasthenia gracilis A. C. Sanders 1993-4-5 13694 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
  UCR91353  Lasthenia gracilis Scott D. White, M. Jacobsmeyer 1996-4-20 3980 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Road, just west of the I-215 Fwy 433 Comment
  SDSU331  Lathyrus vestitus H. Wedberg 1962-4-20 904 Riverside 13.4 miles from Hwy 79 in Hemet, and 5.5 miles from Cranston Ranger Station on road to Idyllwild. Climbing over shrubs in chaparral. 762 Comment
  UCR241199  Lathyrus vestitus Tracy Tennant, Jeffrey Ross 1998-5-21 MOR- 265 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Creek Canyon, NW of Cabazon 976 Comment
  JOTR31073  Layia glandulosa La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2336 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west of Ryan Mountain; Gravelly flats near Ryan Mountain campground (Stop 1) Comment
  CAS-BOT-BC379669  Layia platyglossa C. L. Hitchcock 1966-3-15 24146 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  SEINET4010592 Image available Layia platyglossa O. M. Clark 1929-1 1941 Riverside Hemet, southern California. Comment
  UC1979554  Layia platyglossa Darin L. Banks, Steve Boyd 1995-5-9 380 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. Comment
  UCR225577  Layia platyglossa A. C. Sanders, T. B. Salvato 2011-3-29 38874 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor 0.45 east of Goetz Rd. and 0.07 km east Wheat St. 450 Comment
  RSA450741  Layia platyglossa subsp. platyglossa J. C. Roos 1965-6-13 s.n. Riverside Mountain Center, San Jacinto Mtns. Comment
  RSA0001368  Layia ziegleri L. B. Ziegler 1966-6-1 s.n. Riverside Between Mountain Center and Keen Camp summit, San Jacinto Mts. 1448 Comment
  SD6338  Lemna Unknown 1881-5-13 Riverside Temecula. Comment
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Mar 27 2011
  UCR89886  Lemna A. C. Sanders 1992-6-3 12343 Riverside Moreno Valley: March Air Force Base, west of I-215, undeveloped areas north of Van Buren Ave. 518 Comment
  UCR163097  Lepechinia cardiophylla Kirsten Larsen 2003-1-8 s.n. Riverside Peninsular Range; Santa Ana Mtns., Indian Truck Trail near head of Indian Canyon and c. 0.5 mi. N of Orange Co. line 1067 Comment
  RSA429965  Lepidium Ora M. Clark 1929-3-17 s.n. Riverside N of La Quinta. Comment
  RSA796502  Lepidium fremontii J. Andre 2012-3-19 21394 Riverside Palen Mountains; along Palen Pass Road at Palen Pass. 383 Comment
  UCR112961  Lepidium fremontii B. G. Pitzer, T. Tennant 1998-2-21 3541 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10. 427 Comment
  UCSB2386  Lepidium fremontii Bobkowski, Vincent 1960-4-2 Riverside 60 yards south of Southern Entrance to Joshua Tree National Monument; off U.S. 60-70 (near intersection of 60-70 with Calif. 195) Comment
  UCR200259  Lepidium fremontii var. fremontii J. M. Porter, Orlando Mistretta 2003-6-5 13608 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Chocolate Mountains. Chocolate Mountains Bombing and Gunnery Range. Unnamed canyon, south of Salt Creek, accessed via Siphon 21 of the Coachella Canal, fork running east, above the pour-off 439 Comment
  CAS-BOT-BC89586  Lepidium lasiocarpum Philip A. Munz 1940-3-23 15687 Riverside Mohave Desert. North part of Pinto Basin, northern Riverside county. 609 Comment
  CAS-BOT-BC89587  Lepidium lasiocarpum E. A. McGregor 1917-3-19 798 Riverside Colorado Desert. Indio Sands near U.S. Date garden. Comment
  RSA678339  Lepidium lasiocarpum Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10476 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
  RSA719036  Lepidium lasiocarpum Michael Honer 2005-3-11 2064 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  RSA776293  Lepidium lasiocarpum Duncan S. Bell, Amanda Turek 2010-4-10 831 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
  RSA796105  Lepidium lasiocarpum Duncan S. Bell 2009-4-20 315 Riverside Arica Mountains: southeast of range, approximately 7.5 air miles south of Rice. 244 Comment
  JOTR35320  Lepidium lasiocarpum var. lasiocarpum Harding, Mitzi, Mark Wheeler 2012-2-28 88 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; eastern slopes of southern tip of range (Stop 1) 177 Comment
  POM184738  Lepidium lasiocarpum var. lasiocarpum C. L. Hitchcock 1932-4-9 12227 Riverside White tanks, eastern Riverside. Comment
  RSA161340  Lepidium lasiocarpum var. lasiocarpum P. H. Raven 1958-3-16 11852 Riverside outwash plain below Cottonwood Springs, Joshua Tree National Monument. Comment
  UCR281215  Lepidium latipes Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-4-10 417- 21 Riverside Elsinore Trough, Baker St., 0.05-0.15 miles SE of Pierce St. [NW edge of city of Lake Elsinore, near Terra Cotta] 384 Comment
  RSA601927  Lepidium latipes var. latipes D. Bramlet 1997-3-13 2503 Riverside Nichols Road Wetlands. The site is located approx. 186 m southeast of Nichols Road, 91 m west of Collier Ave, and 196 m west of the I-15. 381 Comment
  UCR94261  Lepidium latipes var. latipes Scott D. White 1996-4-14 3894 Riverside Perris Basin, Near Perris Airport, c. 100 m north of Case Rd. and 100 m west of the San Jacinto River channel 433 Comment
  HSC85408  Lepidium nitidum Steve Boyd 1986-4-2 1621 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  CAS-BOT-BC12720  Lepidium oblongum Lewis S. Rose 1957-1-3 57001 Riverside La Quinta. 15 Comment
  SD136872  Lepidium virginicum Steve Boyd 1992-4-14 6838 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area, Western Flank of Bluewater Canyon along Bluewater Trail 341 Comment
  SD137828  Lepidium virginicum var. pubescens Darin L. Banks, Steve Boyd 1995-5-3 189 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. North slope of Agua Tibia Mountain. East of Dripping Springs Alcove Area, ArroyoSeco 504 Comment
  RSA586324  Lepidium virginicum var. virginicum D. L. Banks, S. D. Boyd 1995-5-3 189 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
  RSA586039  Lepidium virginicum var. virginicum D. L. Banks, S. D. Boyd 1995-3-16 92 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn, E of Dripping Springs Alcove, Arroyo Secco drainage. 512 Comment
  JOTR29437  Lepidospartum squamatum La Doux, Tasha, M. Bell, B. Truesdell 2006-3-22 1371 Riverside Joshua Tree National Park. East Wide canyon 499 Comment
  OBI15802  Lepidospartum squamatum Lewis S. Rose 1966-12-14 66103 Riverside Whitewater Wash, N of Palm Springs 198 Comment
  RSA650943  Lepidospartum squamatum C. J. Humphrey, Herbert Humphrey, E. T. Bartholomew 1936-6-7 379 Riverside In foothills San Gabriel Mts. 19 miles North of Riverside. 610 Comment
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Dec 15 2011
  UCR59468  Leptochloa fascicularis Jeri Hirshberg 1989-7-12 s.n. Riverside Lake Perris: shoreline at east end of lake. 488 Comment
  RSA0038328  Leptochloa uninervia J. C. Roos 1965-9-5 s.n. Riverside Blythe. Comment
  RSA752545  Leptodactylon californicum Justin M. Wood 2009-3-10 351 Riverside Hwy 243, near base of the mountains, 0.5 miles up the highway from Smith Creek bridge. 695 Comment
  POM13198  Leptosiphon lemmonii P. A. Munz 1922-5-20 5477 Riverside Kenworthy, Covering miles of sandy flats. 1463 Comment
  RSA152503  Leptosiphon lemmonii R. C. Bacigalupi 1954-5-16 4472 Riverside Along highway 79, near summit of grade about 3/4 miles south of Sage. 762 Comment
  UCR139615  Lessingia filaginifolia A. C. Sanders 2004-7-1 28382 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, large rocky hill (1762 ft.) 1 mi. east of Murrieta Rd. and 1 mi. N of Bundy Canyon Rd., c. 5 miles due south of Sun City 488 Comment
  UCR145969  Lessingia filaginifolia var. filaginifolia June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  POM230189  Lessingia glandulifera var. glandulifera I. W. Clokey, Edward Anderson 1933-8-21 6951 Riverside W of Keen Canyon. 1200 Comment
  SD48365  Lessingia glandulifera var. glandulifera E. K. Balls, P. C. Everett 1957-8-20 22678 Riverside Along State Highway 74, southeast of Hemet Reservoir, south end San Jacinto Mountains. 1355 Comment
  UC729825  Lessingia glandulifera var. glandulifera Carl B. Wolf 1932-8-4 3925 Riverside 1.5 mi from Idyllwild on road to Banning Strawberry Valley; San Jacinto Mts. 1706 Comment
  UCR139966  Lessingia glandulifera var. glandulifera Virginia Moran 2003-7-17 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  OBI69966  Leymus condensatus L. LaPre 1988-6-3 s.n. Riverside Indian Trls project site, Indian Truck Trl exit on W side of I-15 fwy in Temescal Cyn, ca 1/4 mi from the fwy near the dirt rd Comment
  CLARK-A1045-167  Linanthus androsaceus George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains Wildomar 7.5' Q Comment
  UCR48358  Linanthus androsaceus subsp. micranthus Steve Boyd 1986-5-1 1802 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  RSA0009862  Linanthus bigelovii Marcus E. Jones 1903-5-11 10241 Riverside Whitewater. 305 Comment
  SEINET4043536  Linanthus ciliatus C. Davidson 1975-1 2818 Riverside 2 miles north of Aladale Station on road R1 from Idyllwild to Banning. 1645 Comment
  RSA517246  Linanthus jonesii Steve Boyd, Orlando Mistretta 1986-3-13 1459 Riverside West side Palen Mts.: NE of Desert Center. Comment
  UCR114126  Linanthus jonesii B. G. Pitzer, J. Ross 1998-3-8 3608 .2 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10 427 Comment
  UCR26172  Linaria canadensis John C. Roos 1947-3-15 3346 Riverside San Jacinto Valley, Valle Vista, east of Hemet 549 Comment
  UCR22076  Linaria canadensis var. texana Steve Boyd 1980-5-3 188 Riverside Harford Springs Co. Park, NW corner of the Gavilan plateau. N end of the juniper grove Comment
  UCR266492  Linaria canadensis var. texana Mitch Provance, Matt Amalong 2015-3-25 315- 36 Riverside Paloma Valley, Murrieta, old Clydesdale horse ranch 0.4-0.6 miles S of Keller Rd., along unmarked dirt portion of Menifee Rd. 450 Comment
  RSA497946  Linum lewisii Albert J. Perkins 1916-9-15 s.n. Riverside Near summit of Taquitz Mt. Comment
  UCR155825  Linum usitatissimum John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  SEINET238184  Lithophragma affine George K. Helmkamp 1998-6-27 4117 Riverside Santa Rosa Mtns.: 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. below Mountain Home Spring. 1799 Comment
  UCR20389  Lithophragma affine John C. Roos, L. Roos 1954-4-17 6067 Riverside Canyon [1 mile] SE of [summit of] Reche Canyon 686 Comment
  CLARK-A1528-2455  Loeflingia squarrosa John C. Roos 1952-5-14 5664 Riverside 487 Comment
  RSA775623  Loeseliastrum matthewsii Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 1003 Riverside Road circling Sheep Hole Valley Wilderness, NS569 at junction with Hwy 62 on east side of NS569 along washlets. 396 Comment
  POM229022  Loeseliastrum schottii P. A. Munz 1937-5-31 15118 Riverside Below Anza Talblet, at head of Coyote Canyon. Southwestern Riverside Co. Comment
  JOTR29366  Logfia depressa La Doux, Tasha, Bill Truesdell, Naomi Fraga 2006-4-26 1443 Riverside Joshua Tree National Park. Little San Bernardino Mountains; south end of Long Canyon, near Park boundary 547 Comment
  RSA0020462  Logfia depressa J. Andre, G. L. Clifton, Ron Kelley 2013-3-21 24388 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of 'Grommet' RR xing at Highway 62. 363 Comment
  UCR75547  Logfia gallica A. C. Sanders 1993-5-17 14067 Riverside San Jacinto Valley, Hemet, south side Florida Ave (Hwy 74) on east side of California Ave. 460 Comment
  SEINET251728 Image available Lolium rigidum Walter Graves 2002-5-15 502 -12 Riverside Grown at U.C. R. in Agricultural Opeations Fields 305 Comment
  UCR162264  Lomatium dasycarpum S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  RSA585632  Lomatium dasycarpum subsp. dasycarpum D. L. Banks, S. D. Boyd 1995-3-15 67 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 701 Comment
  RSA526498  Lomatium lucidum Steve Boyd, Timothy S. Ross 1990-5-11 4693 Riverside Vail Lake area, N flank and summit of Wild Horse Peak in Agua Tibia Mtns, Cleveland Nat. Forest. 610 Comment
  UC1511321  Lomatium mohavense Robert F. Thorne, Avi Shmida, and Robert Whittaker 1978-4-23 52084 Riverside Pinyon Flats, along Hwy 74 Comment
  UCR116917  Lomatium utriculatum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23954 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  RSA524405  Lomatium vaginatum Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4095 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
  SD152891  Lonicera subspicata Steve Boyd, Tim Ross 1992-5-5 7230 Riverside Southern Santa Ana Mountains, eastern portions of Oak Flats along the Bluewater Trail. 730 Comment
  UC2029940  Lonicera subspicata Scott D. White, T. B. Salvato 2001-6-8 8589 Riverside SANTA ANA MOUNTAINS: Southern margin of county, just northeast of Rainbow Valley. Comment
  RSA674871  Lonicera subspicata var. denudata Scott D. White, T. B. Salvato 2001-6-8 8589 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  RSA761752  Lonicera subspicata var. denudata Shawn Krosnick, C. Martinez, N. Fraga, L. McDade, et al. 2010-8-14 646 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SDSU13328  Lonicera subspicata var. denudata Ryan Jacobson, Jeremy Mass 2000-4-19 11 Riverside On banks of Stone Creek, Santa Margarita Ecological Reserve, along jeep trail going from south-side facility to north-side facility. About 1.5 miles from south-side facility. 183 Comment
  SD133130  Lonicera subspicata var. johnstonii Scott White 1991-5-13 91 104 Riverside Highway 79, immediately west of U. S. Forest Service Campground at Dripping Springs. 550 Comment
  SD51938  Lonicera subspicata var. johnstonii Reid Moran 1962-7-7 9869 Riverside By Strawberry Creek, 2.0 miles southwest of Idyllwild, San Jacinto Mountains. 1550 Comment
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Feb 23 2013
  RSA406723  Lotus argophyllus var. argophyllus E. A. Zumbro 1902-4-10 s.n. Riverside Box Springs Mountain, near Riverside Comment
  RSA496733  Lotus argophyllus var. argophyllus B. Pitzer, A. C. Sanders 1987-4-21 498 Riverside Box Springs Mts., near southernmost radio towers 793 Comment
  UC56579  Lotus argophyllus var. argophyllus H. M. Hall Apr 1902 2899 Riverside vicinity Sage 762 Comment
  PASA1079  Lotus davidsonii Frank W. Peirson 1924-7-27 Riverside Dark Canyon, San Jacinto Mts. 2224 Comment
  RSA525243  Lotus hamatus Steve Boyd, T. S. Ross 1990-5-11 4620 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  RSA740618  Lotus nevadensis Scott D. White, Justin M. Wood 2008-6-18 12252 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of hwy 79. 1402 Comment
  UCR151041  Lotus nevadensis var. davidsonii Scott D. White 1998-7-31 6943 Riverside San Jacinto Mts., Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park 1951 Comment
  RSA219224  Lotus oblongifolius C. W. Tilforth, John Dourley 1970-10-16 318 Riverside Along road to Santa Rosa Mtn. Comment
  RSA406793  Lotus rigidus Anstruther Davidson 1895-04 s.n. Riverside Palm Springs; Colorado Desert. Comment
  SEINET10484457  Lotus rigidus L. Rose 1935-12-23 Rose 35694 Riverside Above deep canyon, san jacinto mts. 22 Mi s of cathedral city. Rock slopes. 1067 Comment
  JEPS55889  Lotus scoparius var. brevialatus Marjorie D. Clary 1932-6-6 1181 Riverside 15 mi s Indio (Dead Indian Creek, near foot of Palms to Pines Road); Colorado Desert, Dead Indian Creek 304 Comment
  RSA406896  Lotus scoparius var. brevialatus N. C. Cooper 1947-4-5 2117 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  CLARK-A1528-2808  Lotus strigosus John C. Roos 1954-5-15 6120 Riverside Reche Canyon 731 Comment
  RSA786103  Lotus strigosus C. P. Cowan 1978-4-25 1267 Riverside 5.1 miles (8.1 km) west on Hwy. 74 from jct. with 243, approaching Hemet. San Jacinto Mts. Whittaker transect no. W-228. 1370 Comment
  UCR107713  Lotus strigosus A. C. Sanders 1997-3-1 19748 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  UCR153672  Lotus strigosus Scott D. White 1999-5-24 7395 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
  UCR234333  Lotus strigosus A. C. Sanders, John F. Green 2012-4-6 40002 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, along old (c. 1926) Corona-Elsinore RR route, between I-15 and Temescal Cyn. Rd., c. 10 miles south of Corona, SE of mouth of Mayhew Cyn. 325 Comment
  UCR97894  Lotus strigosus A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19851 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  POM1918  Lotus strigosus var. hirtellus H. M. Hall 1902-04 2776 Riverside Vicinity of Winchester 457 Comment
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Mar 20 2011
  CSUSB1242  Lotus tomentellus Shirley Hill 1963-3-13 630313 2 Riverside Desert wash at place where houses cease on Vista Chino Street, Palm Springs, about 500 yards up wash. Comment
  RSA122884  Lotus tomentellus H. S. Yates 1937-3-23 6444 Riverside 15 miles NNE of Mecca 457 Comment
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Dec 18 2011
  RSA406376  Lotus tomentellus M. B. Dunkle 1933-3-4 3031 Riverside Painted Canyon. 30 Comment
  RSA13884  Lotus unifoliolatus E. C. Jaeger 1921-7-15 s.n. Riverside Massacre Canyon Comment
  CLARK-A1528-490  Lupinus albifrons Conrad Bahre 1970-4-30 Riverside San Jacinto Mountains 1523 Comment
  UC15786  Lupinus albifrons Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley; Southern California Comment
  POM305635  Lupinus arizonicus Henry J. Ramsey 1937-2-26 864 Riverside Indio Comment
  SDSU17531  Lupinus bicolor Jerry Jenkins 2001-4-2 2001 -047 Riverside Santa Margarita Ecological Reserve. West of Santa Margarita River, UTM zone 6, 481750E, 3699500N. UTM transfered to GIS. Comment
  UCSB17125  Lupinus bicolor Cummings, R. 1963-5-5 Riverside 1.3 mi. S of Hurkey Creek Campground, on Calif. Highway 74 1341 Comment
  OBI83273  Lupinus bicolor Rhonda Riggins 1985-3-27 1517 Riverside Santa Roas Plateau. Comment
  UCSB3265  Lupinus concinnus Ralph, F. 1959-5-17 Riverside Along roadside of Pines to Palms Hwy. 74; about 17.2 miles north of Pinon Flats Campground; San Jacinto Mtns. 1371 Comment
  POM12633  Lupinus concinnus subsp. optatus Philip A. Munz, I. M. Johnston 1922-5-19 5402 Riverside Keen Camp, San Jacinto Mountains 1524 Comment
  SEINET10485122  Lupinus concinnus subsp. orcuttii Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-22 Holmgren 6463 Riverside Rice valley, 7 mi. Ssw of rice. T2s, r20e, sec 21. Sand dunes; frequent. 274 Comment
  POM50377  Lupinus densiflorus var. lacteus W. W. Eggleston 1924-3-8 19523 Riverside Hemet. 480 Comment
  CAS-BOT-BC434236  Lupinus excubitus Tracy Tennant; Mitch Provance 1998-6-16 MOR- 407 Riverside San Bernardino Mtns. Foothills: Morongo Indian Reservation, upper Millard Canyon, north of Cabazon. 1052 Comment
  OBI34814  Lupinus excubitus F. C. Vasek 1978-4-28 s.n. Riverside N of Round Mtn (SE Hesperia) Bowen Ranch rd, slope above Arrastre Wash 1097 Comment
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Jun 23 2013
  RSA773662  Lupinus excubitus Duncan S. Bell, Joy D. England 2010-5-20 1025 Riverside San Bernardino National Forest: Garner Valley, approximately 1.75 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. 1361 Comment
  SBBG35091  Lupinus excubitus T. L. Secrest 1951-5-19 Riverside near Idyllwild Comment
  SEINET5558805  Lupinus excubitus H. S. Gentry 1954-1 14258 Riverside Dripping Springs, along Route 79. Comment
  UCR268285  Lupinus excubitus var. austromontanus Jim Andre 2012-6-15 30538 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  UCR35021  Lupinus excubitus var. austromontanus L. B. Ziegler 1968-6-12 306 Riverside San Jacinto Mtns, Thomas Mtn 1982 Comment
  RSA502514  Lupinus excubitus var. hallii Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3571 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  RSA561812  Lupinus hirsutissimus Steve D. Boyd 1992-4-14 6832 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Western flank of Bluewater Canyon along Bluewater Trail. 341 Comment
  SDSU14185  Lupinus hirsutissimus Ingrid Poulin 2002-3-22 9 Riverside Santa Margarita Ecological Reserve; Red Mountain Truck Trail, 0.6 miles northeast of N. Stagecoach Lane. 216 Comment
  UCR156461  Lupinus hirsutissimus T. B. Salvato, A. C. Sanders 2005-5-17 901 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR41701  Lupinus hirsutissimus George K. Helmkamp 1986-4-7 755 Riverside Sonoran (Colorado) Desert, S of Morongo Valley. First canyon east of and parallel to Hwy 62 north of Indian Ave. 579 Comment
  UCSB3284  Lupinus microcarpus var. densiflorus Bobkowski, Jr., Vincent 1960-5-15 Riverside Van de Venter Flats, approx. 25 miles south of Idyllwild on State Highway 74 Comment
  UCR19465  Lupinus sparsiflorus Carl Epling, Harlan Lewis 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, Cottonwood Spring 915 Comment
  UCR35019  Lupinus sparsiflorus L. B. Ziegler 1979-4-9 597 Riverside Lower hills of San Jacinto Valley. 701 Comment
  RSA192151  Lupinus sparsiflorus subsp. sparsiflorus E. W. Lathrop 1966-3-20 6069 Riverside 10 miles west of Murrieta on the Tenaja Truck Trail between DeLuz and Tenaja Guard Station, Trabuco District. Comment
  RSA673477  Lupinus truncatus Scott D. White, Tasha La Doux 2000-4-20 7694 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  SEINET2062685  Lupinus truncatus Ed LaRue 1989-3-30 Riverside Rancho California area, ca 4 mi W of Temecula, with Ave. del Oro as the N boundary. 381 Comment
  UCR156095  Lupinus truncatus T. B. Salvato, Kent Beaman 2005-5-16 811 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR177177  Lupinus truncatus Scott D. White, Michael Honer 2003-4-25 9097 Riverside San Bernardino Mtns, Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm, west side of road 671 Comment
  CAS-BOT-BC231367  Lycium andersonii 1907-2-12 1203 Riverside Bluffs Ranch, Arroyo Tequesquite Comment
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Sep 3 2017
  HSC25082  Lycium andersonii R. W. Spjut 1972-2-7 2179 Riverside Colorado Desert, 12 mi. S of Jct. 95 on Hwy. 78 near San Bernardino Co. line 305 Comment
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Jun 20 2013
  JEPS12420  Lycium cooperi W. L. Jepson 1928-4-25 12612 Riverside Cottonwood Spring Colorado Desert, Eagle Mountains 731 Comment
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Oct 9 2010
  JOTR32973  Lycium fremontii La Doux, Tasha, A. Miller 2008-10-8 2855 Riverside Joshua Tree National Park. Coxcomb Mountains, north of Colorado River Aqueduct tunnel 325 Comment
  UCR43480  Lythrum californicum R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61277 Riverside Sandia Canyon, De Luz-Murrieta Road: Along small stream 262 Comment
  UCR14839  Lythrum hyssopifolia A. C. Sanders, O. F. Clarke, Dan Vossler 1975-7-23 425 Riverside Santa Ana Mtns., Santa Rosa Plateau, west of Murrieta, c. 1/2 mile west of large vernal pool on Mesa de Colorado, intersection of Avocado Mesa Rd. & Los Gatos Rd. 623 Comment
  UCR61011  Machaeranthera asteroides var. asteroides Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3718 Riverside Vail Lake area, recently burned hills at W end of lake SW of dam 488 Comment
  UCR147844  Machaeranthera tortifolia Steve Boyd, Et al. 2004-5-14 11275 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
  POM11999  Madia minima Mary F. Spencer 1921-7-1 1675 Riverside Idlewild, San Jacinto Mountains 1616 Comment
  POM13749  Madia minima E. C. Jaeger 1921-6-17 1196 Riverside Idyllwild, San Jacinto Mountains Comment
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Nov 5 2011
  RSA263741  Malacothamnus fasciculatus E. W. Lathrop 1968-5-17 6893 Riverside 4 miles west of Corona between Tin Mine Canyon and Santiago Peak, Skyline Drive. 1082 Comment
  UC1929894  Malacothamnus fasciculatus Scott D. White, Angelia Carey 2004-7-2 10560 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. San Jacinto 7.5' Quad. Comment
  JEPS26409  Malacothamnus fasciculatus var. fasciculatus W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1220 Riverside mesas e of Riverside 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
  CSUSB1448  Malacothamnus fasciculatus var. laxiflorus Dorothy Detrich 1966-5-16 Riverside Riverbottom at base of Mount Rubidoux. Comment
  UCR23235  Malacothrix clevelandii J. C. Lyman 1981-5-24 s.n. Riverside San Jacinto Mtns., May Valley Rd. Idyllwild. 1768 Comment
  SEINET11601600 Image available Malacothrix coulteri M. Alice King s.n. Riverside Menifee Comment
  UCR37450  Malacothrix saxatilis Steve Boyd 1981-4-29 s.n. Riverside Gavilan Hills, Arroyo del Toro [Bull Canyon] Comment
  UCR209338  Malus Fred M. Roberts, Robt. L. Allen 2008-6-23 7053 Riverside Santa Ana Mountains, Santiago Peak, north slope, Main Divide Truck Trail, 0.4 km north-northeast of summit 1639 Comment
  UCR123860  Malva sylvestris Steven R. Hill 2001-4-29 33518 Riverside Calimesa, south side of Route I-10 right-of-way, 0.2 mi west of Desert Lawn Road exit 705 Comment
  RSA0044705  Mammillaria tetrancistra Leland Lubinsky, LeRoy Gross, Victor Steinmann 2005-2-17 s.n. Riverside Chuckwalla Mountains: Along wash above Corn Springs Campground., Between N33deg 37' 15'', W115deg 19' 39'' and N33deg 36' 52, W115deg 19' 54. 503 Comment
  SD126049  Marah macrocarpa B. Pitzer, E. Misqez 1988-2-28 617 Riverside SW of Murrieta, Walkder Basin, Avenida del Oro, 2 mi. S of Rancho California Rd. 1399 Comment
  UCR114815  Marah macrocarpa Mitch Provance 1998-2-17 64 Riverside Jurupa Mountains, Slopes on the W side of Sierra Blvd, c. 0.7 km NNW of the Jensen Quarry 396 Comment
  UCR24179  Marah macrocarpa John C. Roos 1966-4-23 s.n. Riverside Peninsular Range; Santa Ana Mtns, south of Corona Comment
  UCSB42176  Marah macrocarpa Roos, John 1966-4-23 Riverside Santa Ana Mtns., S of Corona Comment
  CAS-BOT-BC216182  Marina parryi Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13246 Riverside Highway U.S. 95, 11.3 mi. N of Blythe. In wash arising in Big Maria Mts. Comment
  CAS-BOT-BC218949  Marina parryi Ira L. Wiggins 1941-3-27 9672 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center Comment
  SBBG22978  Marina parryi D. Myrick 1965-3-2 1070 Riverside near Midland, N of Blythe 91 Comment
  SBBG53735  Marina parryi C. Epling, H. Lewis 1941-5-2 Riverside Corn Spring, Chuckawalla Mtns Comment
  OBI33526  Marrubium vulgare Becky Brooks 1973-5-26 s.n. Riverside Corona; app 250 yds N Ontario Hwy and 100 yds E of Compton Ave 229 Comment
  LA206250  Meconella denticulata W. E. Pequegnat; 1939-4-8 14 Riverside Santa Ana Mountains, Coldwater Trail 701 Comment
  RSA522305  Medicago lupulina Steve D. Boyd 1989-7-9 3775 Riverside City of Riverside, 4863 Rubidoux Ave. Comment
  UCR187358  Melica frutescens R. E. Riefner Jr. 2006-8-2 06- 350 Riverside Peninsular Range, Lakeview Mountains, vicinity of Alicante Dr. and Jamawag Rd., NNW c. 0.75 mi. from Leon Rd. 580 Comment
  POM8820  Melica imperfecta I. M. Johnston 1920-5-8 2275 Riverside Butte due west of Lakeview Comment
  SEINET8073928 Image available Melica imperfecta Scott D. White 2006-1 11291 Riverside Perris Basin/San Jacinto Mtn Foothills; Santa Rosa Hills, south of Hemet 549 Comment
  UCR136252  Melica imperfecta A. C. Sanders 2004-4-20 27548 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
  UCR176909  Melica imperfecta Tracy Tennant 1998-6-18 2024 Riverside San Jacinto Mtns., Bee Canyon, NE of Valle Vista 793 Comment
  POM14434  Melica imperfecta var. flexuosa P. A. Munz, Johnston 1922-5-21 5500 Riverside Hemet Valley. 2 miles below Kenworthy, San Jacinto Mts 1402 Comment
  UCR110962  Melilotus indicus George K. Helmkamp 1998-6-27 4090 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  RSA0114706  Melinis repens subsp. repens A. C. Sanders, Glen Morrison 2016-8-4 42614 Riverside Peninsular Range; Santa Ana Mountains: Santa Rosa Plateau, along Corona Cala Camino near intersection with El Cerezo Rd., south side of Redonda Mesa. 732 Comment
  UC667316  Menodora scabra var. glabrescens Annie M. Alexander and Louise Kellogg 1941-5-21 2208 Riverside n base Eagle Mt.; Eagle Mts. 1158 Comment
  RSA69703  Mentzelia affinis F. W. Peirson 1928-3-11 7713 Riverside 8 miles SE of Palm Springs, Riverside County. Comment
  JOTR34006  Mentzelia involucrata La Doux, Tasha, M. Harding 2010-4-7 2894 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
  UCR226727  Mentzelia involucrata Jim Andre 2011-2-9 15912 Riverside Sonoran (Colorado) Desert, Mecca Hills, along Box Canyon Road at upper end of gorge, c. 6 mi south southeast of the junction with Hwy I-10, c. 12 mi west of Chiriaco Summit 284 Comment
  UCR244910  Mentzelia involucrata Jim Andre 2012-3-19 21379 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  UCSB4219  Mentzelia involucrata Beeks, Richard 1952-4-4 Riverside 7 miles N of Mecca in Box Canyon 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
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Nov 19 2014
  POM13079  Mentzelia involucrata var. megalantha R. Evans 1921-3-30 s.n. Riverside Painted Canyon, near Mecca. Comment
  RSA440445  Mentzelia jonesii Anstruther Davidson 1906-4-11 s.n. Riverside Palm Spring, riverside County Comment
  RSA92744  Mentzelia micrantha J. C. Roos 1952-5-19 5695 Riverside On hills N of Moreno. 518 Comment
  RSA772021  Mentzelia veatchiana Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4948 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
  UCR85581  Microseris campestris Julie A. Greene 1993-4-30 1289 Riverside San Jacinto Valley, San Jacinto Wildlife Area. south of visitor center road and north of the old San Jacinto River drainage 433 Comment
  CLARK-A1528-2013  Microseris douglasii John C. Roos 1950-3-18 4711 Riverside 457 Comment
  RSA180327  Microseris heterocarpa E. W. Lathrop 1965-4-18 5664 Riverside 10 miles west of Murrieta. Comment
  RSA85097  Microseris heterocarpa J. C. Roos 1952-4-2 5457 Riverside at Edgemont, near Box Springs 488 Comment
  UCR193742  Microseris lindleyi A. C. Sanders, Mitch Provance 2008-7-11 35757 Riverside Peninsular Range; San Jacinto Mtns., 3/4 mi. NE of Mountain Center, c. 1/4 mile NE of Keenwild Fire Station, near road to helipad 1494 Comment
  UCR21294  Microseris lindleyi A. C. Sanders, K. Berg 1980-5-1 1350 Riverside Peninsular Range; San Jacinto Mtns., Garner Valley area, 1.8 mi NE of Kenworthy Ranger Station on Morris Ranch Road 1616 Comment
  POM8577B  Mimulus aurantiacus var. pubescens I. M. Johnston 1920-5-8 2282 Riverside Butte west of Lakeview. 610 Comment
  UC64230  Mimulus aurantiacus var. pubescens H. M. Hall 1900-5-15 Riverside just se Colton; Reche Canyon 457 Comment
  UCR102825  Mimulus aurantiacus var. pubescens A. C. Sanders 1997-3-26 20105 Riverside Lake Skinner area, along foot trail at west base of Tucalota Hills 518 Comment
  HSC20777  Mimulus aurantiacus var. puniceus C. L. Hitchcock, C. V. Muhlick 1964-3-17 23105 Riverside 10 mi. N of Pala, along road to Elsinore. Comment
  RSA442712  Mimulus aurantiacus var. puniceus N. C. Cooper 1949-3-18 3161 Riverside Elsinore. 244 Comment
  RSA60830  Mimulus aurantiacus var. puniceus Frank W. Gould 1944-4-5 2226 Riverside 17 mi. east of Temecula. Comment
  RSA0056448  Mimulus bigelovii R. Cooper 1944-6-17 1417 Riverside San Jacinto Mountains, above Banning. 1219 Comment
  JOTR32322  Mimulus bigelovii var. bigelovii Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  RSA23215  Mimulus bigelovii var. bigelovii Ernest Braunton 1940-01 2007 Riverside 15 miles E of Indio. Comment
  RSA420942  Mimulus bigelovii var. bigelovii Emery M. Whilton 1937-3-24 s.n. Riverside Taken in Coachella Valley. Comment
  UCR162274  Mimulus brevipes S. J. Myers, John Green 2003-4-4 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1220 Comment
  RSA523547  Mimulus diffusus Steve Boyd, Tim S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4007 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR202241  Mimulus diffusus Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  CLARK-A1528-4244  Mimulus floribundus E. W. Lathrop 1966-6-1 6359 Riverside Tenaja Range Comment
  RSA442776  Mimulus guttatus E. Crow 1929-4-21 331 Riverside N. of Alberhill Comment
  RSA717679  Mimulus guttatus A. C. Sanders 2004-5-5 27781 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
  RSA802259  Mimulus guttatus Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 5006 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  UC1537586  Mimulus nasutus Gordon H. True Jr. 1935-4-1 191 Riverside Box Springs 365 Comment
  RSA0018997  Mimulus pilosus Steve Boyd, Gary D. Wallace 2005-7-30 11640 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
  RSA192071  Mimulus pilosus E. W. Lathrop 1960-5-27 5211 Riverside 6 miles west of Murrieta. Comment
  UC489213  Mimulus tilingii C. V. Meyer 1928-7-31 598 Riverside Tahquitz Valley San Jacinto Mts. 2286 Comment
  RSA561073  Minuartia douglasii Steve Boyd 1993-5-12 7340 Riverside Southern Santa Ana Mountains, Sant Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 365 Comment
  SEINET3092401 Image available Mirabilis bigelovii Howard Scott Gentry 1947-4-20 7638 Riverside Gentry Farm, 3 miles NE of Murrieta. 396 Comment
  SEINET221095  Mirabilis bigelovii var. retrorsa L. M. Shultz, R Thorne; Tilford 1980-4-16 4005 Riverside Bench W of Whitewater Canyon San Bernardino Mts 396 Comment
  UCR101799  Mirabilis californica George K. Helmkamp, E. A. Helmkamp 1997-3-5 1319 Riverside 2.8 mi SE of Gilman Hot Springs 518 Comment
  UCR264233  Mirabilis laevis A. C. Sanders, Jim Malusa 2015-9-10 41860 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 0.85 mi. SE of its junction with Summit Rd. in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mountains Aerial Gunnery Range 480 Comment
  CAS-BOT-BC434703  Mirabilis laevis var. crassifolia Ivan Johnston 1917-4-4 1090 Riverside Colorado Desert. Mouth of Andreas Canon [Canyon] 243 Comment
  JEPS61346  Mirabilis laevis var. crassifolia Marjorie D. Clary 1932-3-20 1680 Riverside Mission Creek, NW of Garnet 457 Comment
  POM293183  Mirabilis laevis var. crassifolia Lyman Benson 1946-4-15 12023 Riverside 2 miles east of Banning, Colorado Desert. 610 Comment
  SEINET3142098  Mirabilis laevis var. crassifolia J. A. Ewan 1932-4-8 7042 Riverside Whitewater Canyon, about 3 mi above mouth Comment
  UC917853  Mirabilis laevis var. crassifolia Frank W. Gould 1943-4-17 2120 Riverside 12 miles S of Corona Comment
  SEINET3142118  Mirabilis laevis var. retrorsa H. M. Hall 5798 Riverside Colorado Desert; 10 mi west of Coachella 91 Comment
  SEINET3142126  Mirabilis laevis var. retrorsa J. Keck 1935-4-15 3841 Riverside Lower Morongo Canyon Comment
  SEINET3161562  Mirabilis laevis var. retrorsa J. Henrickson 1973-3-18 8609 Riverside ca 33 (air) miles E of Temecula, 5-7 miles SE of Terwilliger at N end of Coyote Canyon Road, on the first steep grade down to canyon 823 Comment
  SBBG1883  Mirabilis laevis var. villosa H. and M. Dearing 1942-3-10 4825 Riverside Dos Palmas Cyn, near Palms to Pines Hwy Comment
  JEPS9870  Mohavea confertiflora W. L. Jepson 1927-4-12 11661 Riverside Colorado Desert, Mecca Hills, Painted Canyon Painted Canyon; Colorado Desert, Mecca Hills, Painted Canyon 76 Comment
  RSA408765  Mohavea confertiflora M. B. Dunkle 1933-3-4 3049 Riverside Painted Canyon 30 Comment
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May 20 2014
  RSA516903  Mohavea confertiflora Steve D. Boyd, Orlando Mistretta 1986-3-13 1424 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
  RSA726522  Mohavea confertiflora Naomi S. Fraga, Lisa Rojas 2005-2-10 1399 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  SD114035  Mohavea confertiflora Darley F. Howe 1949-3-21 1949 Riverside 16 miles east of Mecca 518 Comment
  UC1546688  Mohavea confertiflora Barry A. Prigge 1988-2-21 7846 Riverside Colorado Desert, Orocopia Mountains: 2 miles W of Clemens Well 228 Comment
  UCR1125  Mohavea confertiflora Emmylou M. Krausman 1958-3-1 09 Riverside Sonoran (Colorado) Desert, 20 yards from Pines to Palms Hwy, 2.0 miles from Hwy 111 intersection in Palm Desert 97 Comment
  RSA0027469  Mollugo cerviana Deidre Conocchioli, Billy Sale, Naomi S. Fraga 2013-9-25 58 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
  UCR35351  Mollugo cerviana L. B. Ziegler 1974-7-28 534 Riverside San Jacinto Valley, garden of "Gleason Plantation" 473 Comment
  SBBG72006  Monardella australis R. Hoffmann 1929-9-5 Riverside San Jacinto Mtns 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
  UCR193738  Monardella breweri subsp. lanceolata A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35656 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
  CAS-BOT-BC215496  Monardella nana Elizabeth McClintock 1941-7-15 114 Riverside On slope south of Strawberry Creek and west of Domengonio Flats, San Jacinto Mts. Comment
  LA96104  Monardella nana Elizabeth McClintock; 1941-7-21 129 Riverside San Jacinto Mountains, trail from Round Valley Comment
  RSA761895  Monardella nana Shawn Krosnick, C. Martinez, Naomi S. Fraga, L. McDade 2010-8-14 708 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  UC2036000  Monardella nana C. Epling, L. Haines 1937-5-7 Riverside Pinyon Flats Palms to Pines Highway Comment
  UC597718  Monardella nana Philip A. Munz 1937-5-31 15114 Riverside At Anza Tablet, head of Coyote Canyon, SW Riverside County 1066 Comment
  SEINET4151979 Image available Monardella nana subsp. arida Elizabeth McClintock, Harlan Lewis 1941-1 076 Riverside Peninsular Range; Santa Rosa Mtns.; road up Santa Rosa Mountain, 0.5 mile beyond canyon where stream crosses road 1944 Comment
  UCR114631  Monardella nana subsp. arida G. R. Ballmer, Kay Stockwell 1995-6-25 s.n. Riverside San Jacinto Mtns, Pacific Crest Trail, near Pyramid Peak [c. 3 km (airline) SSE of Palm View Pk.--A. C. Sanders] 2134 Comment
  SEINET10895150  Monardella nana subsp. arida A. Graff 1993-6-24 Graff 55 Riverside San Bernadino National Forest, Santa Rosa Mtn. 6.1 miles down Santa Rosa Mtn. Rd. (USNFS Rd. 7S02) from Santa Rosa Camp, on right roadside (heading back towards Hwy. 74). T7S,R5E,S18. 1 small clump under a rock; otherwise exposed. Quercus chrysolepis on top of bank. End of bloom. Comment
  POM48878  Monardella nana subsp. tenuiflora P. A. Munz 1924-7-27 8739 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  RSA750271  Monardella nana subsp. tenuiflora Elizabeth McClintock, H. Lewis 1941-6-22 70 Riverside Stne Creek on the Banning-Idyllwild road. Comment
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Mar 1 2014
  UC1499942  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-9 87 Riverside about 3 mi from Fern Valley (San Jacinto Mt. Trail to Suicide Rock) Comment
  UC1499959  Monardella nana subsp. tenuiflora E. and M. McClintock, D. Weiner 1941-7-11 101 Riverside 2 mi beyond the snow gate Black Mt. Comment
  UC456088  Monardella nana subsp. tenuiflora I. J. Condit 1910-6-22 Riverside San Jacinto Mts. 2438 Comment
  UCR221475  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-15 115 A Riverside Peninsular Range; San Jacinto Mtns., on slope south of Strawberry Creek, and west of Domengonio [Domenigoni] Flats [vicinity of West Ridge, near Camp Emerson & USC Idyllwild campus] 1646 Comment
  UCR187488  Monolepis nuttalliana Diane Menuz, Theresa Johnson 2006-5-9 075 Riverside Peninsular Range; Perris Basin, San Jacinto Wildlife Area, across the street from the information booth, north of Lakeview and east of Davis Rd. 434 Comment
  CAS-BOT-BC349808  Monoptilon bellioides LeRoy Abrams 1903-4-6 3210 Riverside Palm Springs Station Comment
  JOTR38685  Monoptilon bellioides Hodges, Stephen R. 2017-2-7 701 Riverside Joshua Tree National Park. Little San Bernardino Mountains, West Deception Canyon, near the mouth of the canyon just north of the park boundary Comment
  UC217924  Monoptilon bellioides P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4866 Riverside vicinity Corn Springs; Colorado Desert, Chuckwalla Mountains 457 Comment
  UCSB37409  Monoptilon bellioides Gordon, Patricia 1980-5-18 Riverside Chuckwalla Mtns., Corn Springs Wash 457 Comment
  SEINET10800992  Monoptilon bellioides David B. Dunn 1948-3-14 Dunn 3773 Riverside Found in flat open sands near Hidden Springs Ranch 5 miles south of the Indio Hills in the Colorado Desert. Comment
  UC218119  Montia fontana Munz and Johnston 1922-5-19 5438 Riverside 1 mi se of Thomas Ranch (Hemet Valley); San Jacinto Mountains, Hemet Valley 1402 Comment
  RSA0121453  Muhlenbergia asperifolia Duncan S. Bell, LeRoy Gross 2016-3-30 9133 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; in a side canyon off of Martinez Canyon, approximately 6.75 air miles southeast of the summit of Martinez Mountain. 698 Comment
  UCR2777  Muhlenbergia asperifolia F. M. Reed 1933-9-20 8089 Riverside San Jacinto Mtns., Lake Hemet in Garner Valley Comment
  RSA25135  Muhlenbergia microsperma C. L. Hitchcock 1940-4-2 5915 Riverside Cottonwood Spring wash, Joshua Tree National Monument. Comment
  CAS-BOT-BC274911  Muhlenbergia rigens W. R. Dudley 1903-12-25 s.n. Riverside Mouth of Tahquitz Creek near Palm Springs Comment
  UCR156471  Muhlenbergia rigens T. B. Salvato, A. C. Sanders 2005-5-17 893 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  RSA282919  Muilla maritima C. W. Tilforth, B. Busenberg 1980-6-17 2007 Riverside 0.1 mi. in from Highway 74 along north leg of Thomas Mountain Road, south of Lake Hemet. Comment
  UCR213303  Muilla maritima A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37697 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
  UCR84604  Muilla maritima Scott D. White 1994-4-21 1953 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR222401  Myoporum insulare A. C. Sanders, Andrew Chen 2011-1-5 38704 Riverside San Bernardino Valley Region, Louis Rubidoux Nature Center, Santa Ana River, Jurupa area of Riverside, SE of Riverview Dr. and west of Rio Rd. 223 Comment
  RSA532577  Myosurus minimus subsp. apus D. E. Bramlet, P. Gordon-Reedy 1991-5-8 2121 Riverside 30m east of California Ave. and 75m north of the AT and SF railroad tracks. The population is NE of the intersection of California Ave. and Marvin Hull Road. Some 10-300m west of MWD Canal. 498 Comment
  SD105726  Myosurus minimus var. apus T. Cass 1979-6-1 Riverside Vernal pool, Mesa de Burro, Santa Rosa Plateau 680 Comment
  RSA421110  Nama demissa Anstruther Davidson 1892-05 s.n. Riverside Banning. Comment
  SEINET9120535  Nama demissa E. Adams 1978-1 S.N. Riverside Mecca, Box Canyon; desert wash. Comment
  CLARK-A1528-5488  Nama stenocarpa John C. Roos 1951-10-19 5327 Riverside San Jacinto Valley 457 Comment
  CAS-BOT-BC260109  Nassella pulchra S. B. Parish; W. F. Parish 1882-6-1 1550 Riverside Base of San Jacinto Mountain Comment
  RSA715050  Nassella pulchra A. C. Sanders, Guy Bruyea 2004-4-2 27436 Riverside Peninsular Range: Temescal Canyon, 'Serrano Highlands' project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  RSA645879  Navarretia fossalis Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley: along I-215 between 4th St. (Perris) and approximately 0.25 miles S of the San Jacinto River. 429 Comment
  UCR70679  Navarretia fossalis D. E. Bramlet 1991-6-1 2181 Riverside Perris-Aguanga Basin region, San Jacinto River, open swale area, about 2 km west of Lakeview and 30 m east of the river, about 170 m north of MWD easement road 473 Comment
  UCR15527  Navarretia prostrata George K. Helmkamp 1978-6-1 s.n. Riverside Santa Ana Mountains, Santa Rosa Plateau, vernal pool 7 mi [west] of Murrieta near the origin of DeLuz Creek 671 Comment
  UCSB13098  Nemacaulis denudata var. gracilis Dearing, Hugh; Dearing, Margaret 1942-2-3 Riverside Colorado Desert, Cathedral City Comment
  RSA777633  Nemacladus glanduliferus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 770 Riverside Mecca Hills, Shaver's Well, Adjacent to Box Canyon Road, Shaver's Wash just west of Mecca Copia Trail. 305 Comment
  RSA480009  Nemacladus glanduliferus var. orientalis Steve Boyd, S. Meury, L. Arnseth, D. Nordin, Tim Ross 1988-3-10 2134 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  HSC85393  Nemacladus longiflorus Steve Boyd 1986-4-19 1700 Riverside Temescal Canyon, E side of Indian wash between I-15 and Temescal Canyon Rd. Comment
  CLARK-A1528-5380  Nemacladus longiflorus var. breviflorus John C. Roos 1937-4-18 1795 Riverside Snow Creek Comment
  SEINET10972565  Nemacladus ramosissimus Rimo Bacigalupi 1954-5-16 Bacigalupi 4473 Riverside On one-year-old chaparral burn near summit of grade along State Highway 79, 0.75 mile south of Sage 762 Comment
  SEINET10873457  Nemacladus rubescens Mcneal 1979-4-20 MCNEAL 2209 Riverside Flash flood wash parallel to Highway 195, 9.9 miles southwest of its junction with Interstate 10 Comment
  RSA767265  Nemacladus tenuis var. tenuis Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10883 Riverside Eastern Coachella Valley. Bajada beneath Mecca Hills , just east of Coachella Canal. 24 Comment
  UCR96702  Nemophila menziesii A. C. Sanders 1997-3-1 19724 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  RSA770697  Nemophila menziesii var. menziesii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4803 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 610 Comment
  POM12706  Nicotiana attenuata Philip A. Munz 1922-7-3 5952 Riverside Vandeventer Flat. 1372 Comment
  JOTR30637  Nicotiana obtusifolia La Doux, Tasha, Erin Babich 2008-4-21 1800 Riverside Joshua Tree National Park. Stop 3-Little San Bernardino Mountains, S of Covington Flat 1290 Comment
  UC520043  Nicotiana obtusifolia A. N. Dunn and A. M. Martin 1932-3-26 Riverside Box Canyon Comment
  UC68728  Nicotiana obtusifolia H. M. Hall 1905-4-21 5837 Riverside near Salton; Colorado Desert -30 Comment
  UCR112005  Nicotiana quadrivalvis A. C. Sanders, T. B. Salvato 2000-5-25 23416 Riverside Peninsular Range, Menifee Valley, south of Newport Rd., north of Holland Rd. and west of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  UCR212972  Nicotiana quadrivalvis Justin M. Wood, Brandy N. Wood 2009-7-4 1044 Riverside San Bernardino Valley, Riverside Flood Control Basin, southwest corner of Patton Road and Wineville Road, immediately south of San Bernardino County Line 256 Comment
  UCR235078  Nicotiana quadrivalvis A. C. Sanders, John F. Green 2012-6-1 40235 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, just SE of I-15 junction with Horsethief Cyn. Rd., c. 7 miles N of Lake Elsinore 377 Comment
  RSA58893  Nolina parryi Philip A. Munz, Percy C. Everett 1950-6-23 14910 Riverside 2 miles NW of Pipe Creek, Hemet Valley, San Jacinto Mountains 1402 Comment
  UCSB859  Nolina parryi Ralph, F. 1959-5-17 Riverside Across Hwy, 74 from Pinon Flats Campground about 15.1 miles south of Palm Desert City Limits 1219 Comment
  SD80144  Notholaena californica subsp. leucophylla Nancy Ryan Zabriskie, Walter Zabriskie 1971-3-7 357 Riverside Andreas Canyon, east slope of San Jacinto Mts, ca. 50 yards downstream from the big pool Comment
  SEINET12188942  Oenothera bistorta J. F. Bright, Wyman, C. 1933-1 8086 Riverside near Palm Springs Comment
  UCSB54189  Oenothera californica subsp. avita McKinley, Gale 1985-3-26 Riverside 1/2 mile N. of site #9 in Ryan campground in Joshua Tree National Monument 1280 Comment
  JOTR29247  Oenothera californica subsp. californica La Doux, Tasha 2005-8-17 1528 Riverside Joshua Tree National Park. Queen Valley, at intersection of Park Blvd. and O'Dell Rd. 1338 Comment
  RSA614421  Oenothera californica subsp. californica D. L. Banks 1997-3-29 1554 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, south of Pechanga Road in the Reservation, north of Pechanga Creek, and east of the Pechanga Tribal Government Center. 367 Comment
  POM355584  Oenothera deltoides subsp. deltoides E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Canon on Blythe Road. Comment
  UCR199726  Oenothera elata Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10675 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Indian Creek and adjacent uplands, from confluence with San Jacinto River to c. 2 miles upstream 610 Comment
  RSA0105865  Oenothera elata subsp. hookeri Alan Romspert 2000-7-28 s.n. Riverside 60 Fwy Bridge & Santa Ana Riverbed Transect. Comment
  RSA660931  Oenothera rosea A. C. Sanders 1998-4-11 21750 Riverside NE edge of UCR campus, E of A & I dorms and S of Watkins Dr., near Parking Services Bldg. 335 Comment
  UCR114327  Oenothera rosea Mitch Provance 2000-9-28 2264 Riverside UCR Campus, S side of Linden St., across from the Parking Services building. 335 Comment
  CAS-BOT-BC427463  Oligomeris linifolia A. J. McC 1892-5-1 58 Riverside Collected near Elsinore Comment
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Oct 15 2018
  RSA717444  Oligomeris linifolia Scott D. White, Pam De Vries 2006-3-14 11256 Riverside North of the I-10 Freeway a few mi east of Indio, at proposed I-10 / McNaughton Parkway interchange. 91 Comment
  SEINET5866663  Oligomeris linifolia E. Neese 1979-4-10 7076 Riverside About 25 miles west of Blythe, along I-10 244 Comment
  UCR241776  Oncosiphon piluliferum A. C. Sanders, Timothy W. Chumley 2013-4-1 40725 Riverside Peninsular Range; Elsinore Valley, Hwy 74 at Collier, large vacant parcel at SE corner of intersection, NE edge of Lake Elsinore, between Riverside Dr. (Hwy 74) and Enterprise Way 385 Comment
  SEINET9037810 Image available Opuntia basilaris M. A. Baker, Michelle Cloud-Hughes 2015-1 18413 Riverside San Gorgonio River, 2km SW of Cabazon, 27km WNW of central Palm Springs, 14km WSW of the historical site of Whitewater 513 Comment
  CAS-BOT-BC58053  Opuntia basilaris var. basilaris E. K. Balls 1954-4-22 19053 Riverside Field redacted by CAS, contact the data manager for more information 914 Comment
  LA26723  Opuntia basilaris var. basilaris William Shapeero; 1954-4-28 sn Riverside Joshua Tree National Monument Comment
  UC1313040  Opuntia basilaris var. basilaris Anne Harrison 1962-4-17 28 Riverside on Whitewater Canyon Rd 1/4 mi s; trout farm where road crosses Whitewater River (n of US Hwy 60) Comment
  UC403460  Opuntia echinocarpa P. A. Munz 1921-5-1 4487 Riverside near Pinon Wells (s edge of desert); Mojave Desert 1219 Comment
  SEINET2056689 Image available Opuntia erinacea A. C. Sanders, P. Mackay, G. Helmkamp, S. White, C. L. Sanders 1994-9-4 15592 Riverside San Bernardino Mountains: F.S. Road 2N04 just above crossing of Arrastre Creek, below conflunece w/Balky Horse Chy. 2200 Comment
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Aug 24 2013
  SEINET9192033 Image available Opuntia phaeacantha Marc A. Baker, Michelle Cloud-Hughes 2015-6-23 18358 Riverside 2.5km north of central Banning, 39km NW of central Palm Springs 841 Comment
  RSA539202  Orcuttia californica D. E. Bramlet 1992-4-29 2253 Riverside San Jacinto Valley, 8 km SW of Hemet, NW of the intersection of California Ave. and Stowe Rd., c. 250 ft. north of Stowe Rd. and c. 350 ft. west of California Ave. 456 Comment
  RSA702270  Orcuttia californica Gary D. Wallace, B. Gustafson, T. Thomas 1983-6-23 2080 Riverside Santa Rosa Plateau, Mesa de Burro. Comment
  UCR48211  Orcuttia californica R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47312 Riverside Santa Rosa Plateau, Santa Ana Mtns., Rancho California, Mesa de Burro 610 Comment
  UCR75963  Orcuttia californica D. E. Bramlet 1992-4-29 2253 Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, 8 km SW of Hemet, NW of the intersection of California Ave. and Stowe Rd., c. 250 ft. north of Stowe Rd. and c. 350 ft. west of California Ave. 456 Comment
  SEINET4080621  Orcuttia californica L. M. Boykin, P. M. Hall 2001-1 Riverside Comment
  UC219171  Orobanche bulbosa P. A. Munz and I. M. Johnston 1922-5-19 5330 Riverside 5 mi ne of Murietta 457 Comment
  RSA740920  Orobanche californica subsp. feudgei Justin M. Wood, Brandy N. Ulrich 2008-7-14 18 Riverside Garner Valley, near intersection of Fobes Ranch Rd and Hwy 74. 1348 Comment
  JEPS85937  Orobanche cooperi L. R. Heckard with R. Bacigalupi 1977-3-15 4524 Riverside along Rice Rd. ca. 16 mi. n.e. Desert Center Comment
  RSA801949  Orobanche fasciculata LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6160 Riverside Along road (5S24). End of Marion Ridge road, south of the community of Pine Cove. Ridge running south down to Idyllwild school of performing arts, west of Strawberry Valley. 1799 Comment
  RSA0081030  Orobanche fasciculata C. W. Tilforth, B. Busenberg 1980-6-17 2021 Riverside South of Toolbox Springs Campground along Thomas Mtn. Rd., south of Lake Hemet, west of Highway 74. Comment
  CLARK-A1045-166  Orthocarpus densiflorus George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains Wildomar 7.5'Q Comment
  RSA458998  Osmorhiza berteroi Anstruther Davidson 1876-7-7 s.n. Riverside San Jacinto. 2896 Comment
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Oct 21 2010
  RSA618169  Oxalis albicans subsp. californica D. L. Banks 1997-5-5 2017 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek., East of where the road crosses to the southern bank of the south fork of Pechanga Creek. 427 Comment
  UCR27150  Oxytheca emarginata T. P. Krantz 1982-5-19 s.n. Riverside San Jacinto Mtns., Garner Valley Ranch 1372 Comment
  UC64504  Oxytheca trilobata H. M. Hall 1899-5-20 Riverside San Jacinto Mountains 1828 Comment
  CLARK-A1528-692  Paeonia californica John C. Roos 1937-4-17 Riverside Aguanga Comment
  UCR135838  Paeonia californica A. C. Sanders 2004-4-20 27541 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  CAS-BOT-BC327939  Palafoxia arida J. Von Loh 1978-1-23 3307 A Riverside Palo Verde Mesa, 12 mi W of Blythe 121 Comment
  UCR249510  Palafoxia arida T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7280 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  RSA363749  Palafoxia arida var. arida R. Sorg 1981-5-9 72 Riverside Interstate of Pierson Blvd and Little Morango Rd. 305 Comment
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Dec 4 2014
  RSA781995  Palafoxia arida var. arida Stephanie Rockwood, Christi Gabriel 2011-10-18 123 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 96 Comment
  UCR279562  Palafoxia arida var. arida A. C. Sanders, Jim Malusa 2017-3-29 43168 Riverside Sonoran (Colorado) Desert, Orocopia Mountains, Canyon Spring wash just above confluence with Salt Creek 338 Comment
  UCSB6736  Palafoxia arida var. arida Krogen, Roger 1957-1 Riverside Canyon bottom 8 mi. E of Mecca in Box Canyon Wash on Hwy. 195 Comment
  NY43273  Palafoxia linearis var. linearis C. R. Annable 1995-3-16 2299 Riverside Ca. 13km NE of Desert Center, on Hwy 177 Comment
  SEINET3271553 Image available Panicum O. F. Clarke 2002-11-3 Riverside Peninsular Range; Riverside; UCR Botanical Garden 340 Comment
  UCR188996  Panicum dichotomiflorum subsp. dichotomiflorum Fred M. Roberts, S. Leatherman 2007-9-19 6590 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  POM366029  Panicum urvilleanum Martha Hilend 1928-3-11 105 Riverside About 6 miles SE of Garnet Station Comment
  RSA405373  Parkinsonia aculeata S. B. Parish 1913-9-23 8624 Riverside Colorado Desert Comment
  SDSU7891  Parkinsonia florida D. L. Harrison 1967-4-13 13 IV87D Riverside Sandy roadside. From jet. of St. Rt. 111 & St. Rt. 195 in Mecca, NE 15 miles on St. Rt. 195 in the Mecca Hills. 91 Comment
  POM204508  Pastinaca sativa M. French Gilman 1934-7-8 s.n. Riverside San Jacinto Mountains Comment
  UCR59714  Pectis papposa A. C. Sanders 1989-9-19 9507 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabaseca Tank, along the wash above 'Tabaseca Target 680 Comment
  CAS-BOT-BC355863  Pectis papposa var. papposa Frank W. Peirson 1938-11-12 12636 Riverside Imperial Valley Boulevard, about sea level Comment
  JEPS30090  Pectis papposa var. papposa Lewis S. Rose 1961-11-24 61063 Riverside La Quinta 15 Comment
  UCR213570  Pectocarya anisocarpa A. C. Sanders, Matthew Malle 2010-4-23 38000 Riverside Peninsular Range, Menifee Hills, south of Sun City, south side of Bundy Canyon Rd. at intersection with Murrieta Rd. 518 Comment
  POM368804  Pectocarya heterocarpa Robert M. Perkins, H. de Forest 1938-4-18 s.n. Riverside 24 miles W of Indio. Comment
  UCR214710  Pectocarya heterocarpa A. C. Sanders, Richard Dwerlkotte 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
  UCR113997  Pectocarya linearis Mitch Provance 2000-5-5 2014 A Riverside Riverside, Box Springs Mtns., canyon c. 0.5 mi. NE of peak 2553 and c. 0.5 mi. SW of the old landfill off Pigeon Pass Rd. 488 Comment
  SEINET7073386  Pectocarya penicillata A. G. Vestal 1963-4-23 s.n. Riverside About 0.6 mile up Railroad Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  JOTR34344  Pectocarya platycarpa Andre, Jim 2012-4-11 20691 Riverside Joshua Tree National Park. N. end of Hexie Mountains, Hidden Tank Picnic Area, approx. 8 mi south of north entrance station, and 1.4 mi SW of paved road (Rte 11) 1076 Comment
  RSA0128200  Pectocarya platycarpa G. Rink 2013-3-20 11894 Riverside Above twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant. 105 Comment
  SD70779  Pectocarya recurvata D. B. Dunn, Shogo, Schroeder, Bruskin and Folsom 1948-3-13 3723 Riverside Indio Hills, Colorado Desert, near Pushawalla. Comment
  UCR177295  Pectocarya recurvata Scott D. White 2003-3-23 8834 Riverside Santa Rosa Mountains, Desert slope, Hwy 74 near Carrizo Creek crossing 762 Comment
  UCR85190  Pectocarya recurvata A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16151 Riverside San Jacinto Mtns foothills/Sonoran Desert, Coachella Valley; alluvial fan of Chino Canyon along the Palm Springs tram road, north of the road, 14 telephone poles above Hwy 111/Palm Canyon Dr. 300 Comment
  RSA0119987  Pectocarya setosa Duncan S. Bell, Thomas Stoughton 2016-4-13 9265 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  RSA49169  Pectocarya setosa P. A. Munz 1949-4-13 13066 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  UCR58488  Pectocarya setosa Ed LaRue 1989-1 s.n. Riverside foothills of San Bernardino Mtns, Hills east of Beaumont, along Potrero Creek, 0.5 mi. east of old San Jacinto Nuevo Y Potrero land grant 701 Comment
  UCR121313  Pellaea andromedifolia A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25005 Riverside The Badlands, summit of Mt. Eden, SW of Beaumont 671 Comment
  POM8767  Pellaea andromedifolia var. andromedifolia P. A. Munz, Harwood 1920-2-28 3233 Riverside 2 mi. southeast of Corona 274 Comment
  RSA516764  Pellaea andromedifolia var. andromedifolia Ed LaRue 1989-4-26 s.n. Riverside 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons 488 Comment
  UCR124221  Pellaea mucronata S. J. Myers 1988-6-8 s.n. Riverside Santa Rosa Plateau, Along Via Majorca, between Avenida de Arboles and Paseo Montano, in the 'La Cresta' region 671 Comment
  UCR165830  Pellaea mucronata T. B. Salvato, John F. Green 2004-5-27 626 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  CAS-BOT-BC77192  Pellaea mucronata subsp. mucronata C. B. Wolf 1931-5-11 1958 Riverside San Jacinto Mts. - rocky places near Pipe Creek above Hemet Valley 1676 Comment
  UCR241219  Penstemon X parishii Tracy Tennant, Mitch Provance 1998-6-16 MOR- 400 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1052 Comment
  RSA560408  Penstemon centranthifolius Steve D. Boyd 1992-4-15 6882 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  RSA658634  Penstemon centranthifolius G. Fall 1970-5-18 0 -156 Riverside Gavalin Hills. Collected 2.8 mi. S. of Mocking Bird Cyn. Rd. on Gavalin Hills Rd. 274 Comment
  UC218112  Penstemon centranthifolius P. A. Munz 1922-6-27 5847 Riverside Santa Rosa Santa Rosa Mts., Santa Rosa 1981 Comment
  RSA97014  Penstemon centranthifolius R. M. Straw 1953-6-4 430 Riverside Pinyon Flat on Palms to Pines Hwy. Comment
  SFV17407  Penstemon clevelandii M. S. Valenzuela, P. Wilson, G. Aldridge, H. Crandall 1998-6-5 73 Riverside Highway 74 near Santa Rosa Mountain Road. 1220 Comment
  CAS-BOT-BC265289  Penstemon clevelandii subsp. connatus Edmund C. Jaeger 1921-4-10 s.n. Riverside Rockhouse Canon [Rockhouse Canyon] Comment
  RSA79775  Penstemon clevelandii subsp. connatus F. W. Peirson 1919-4-14 1106 Riverside Murray Canyon, Palm Springs Region. 457 Comment
  RSA90130  Penstemon clevelandii subsp. connatus E. K. Balls, Percy C. Everett 1953-8-19 18535 Riverside Head of Palm Canyon, where stream crosses Hwy 74 on Palms to Pines Hwy. 1372 Comment
  JEPS7907  Penstemon clevelandii var. connatus Rimo Bacigalupi with L. R. Heckard 1953-5-5 4074 Riverside w slopes of Deep Canyon btw Santa Rosa Mts and San Jacinto Mts, Coachella Valley (along Palms-to-Pines Highway (Calif 74) above Seven Level Hill, mts w side Coachel1a Valley, 1/2-way btw Santa Rosa and San Jacinto Mts) Comment
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Dec 23 2011
  NY583958  Penstemon clevelandii var. connatus P. A. Munz 1922-7-1 5931 Riverside Old Nicholas Canyon, Santa Rosa Mountains 1463.0 Comment
  NY601159  Penstemon grinnellii N. H. Holmgren 1969-6-18 3586 Riverside San Jacinto Mountains, San Jacinto Wilderness, along trail above Humber Park, about 3 airline miles northeast of Idyllwild. Comment
  RSA2593  Penstemon spectabilis J. T. Howell 1928-7-9 1061 Riverside Temescal Canyon, 6 miles south of Glen Ivy 335 Comment
  RSA285606  Penstemon spectabilis D. C. Michener 1980-6-13 3680 Riverside At east end of Thomas Mtn road above Garner Valley. Comment
  CAS-BOT-BC330346  Pentachaeta aurea F. W. Peirson 1938-5-30 s.n. Riverside Slopes S of the Shell Gas Station; Thomas Mountain, Hemet Valley 1402 Comment
  OBI36582  Pentachaeta aurea A. C. Sanders, S. D. Boyd 1980-4-17 s.n. Riverside San Jacinto Mtns. Pine Meadow in upper Garner Valley , along hwy 74, .7 mi E of jctn with Hwy 371. 1524 Comment
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Jun 21 2012
  SD140250  Pentagramma triangularis Scott White 1993-4-22 1237 Riverside North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  CAS-BOT-BC71580  Pentagramma triangularis subsp. maxonii Ivan Johnston 1917-4-4 1045 Riverside Palm Canyon 274 Comment
  SBBG14835  Pentagramma triangularis subsp. maxonii L. L. Kiefer 1963-3-24 472 Riverside Tahquitz Cyn above Tahquitz Falls 274 Comment
  CAS-BOT-BC355989  Perityle emoryi S. B. Parish 1906-4-1 4147 Riverside Palm Springs, Colorado Desert Comment
  CAS-BOT-BC355999  Perityle emoryi G. D. Hanna; M. M. Hanna 1958-2-19 s.n. Riverside Orocopia Mts. Comment
  CLARK-A1528-2022  Perityle emoryi John C. Roos 1946-12-7 3183 Riverside Pushawalla Palms Comment
  POM10251  Perityle emoryi Charlotte M. Wilder 1907-04 s.n. Riverside Andreas Canyon, near Palm Springs Comment
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Apr 17 2011
  SEINET3127005 Image available Perityle emoryi A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37477 Riverside Sonoran (Colorado) Desert: SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak (McCoy Peak 7.5' Q) 204 Comment
  UCR103554  Perityle emoryi George K. Helmkamp 1998-1-17 2539 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road ENE of Mecca and on the north side of the Coachella Canal .3 Comment
  UCSB22910  Perityle emoryi Day, Fran 1964-3-23 Riverside 3 miles east of U.S. 99 on Ramon Road 91 Comment
  CAS-BOT-BC167756  Petalonyx thurberi K. Larson 1976-6-10 2036 Riverside ~30 mi E. of Indio S. of Chiriaco Summit Comment
  SEINET2073357  Petalonyx thurberi S. Rhodes 2000-9-14 147 Riverside Desert Center, Dillon Road exit off I-10, sandy, disturbed area in Larrea tridentata desert. 274 Comment
  LA49855  Petalonyx thurberi subsp. thurberi Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside at foot of Palms to Pines Highway Comment
  CAS-BOT-BC326736  Peucephyllum schottii F. O. Ballou 1926-2-27 s.n. Riverside Painted Canyon Comment
  RSA0118001  Peucephyllum schottii Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7627 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  RSA342554  Peucephyllum schottii R. F. Thorne, W. A. Tilforth 1980-5-28 54212 Riverside Branch ravine running W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater P.O. 610 Comment
  SBBG62763  Peucephyllum schottii M. N. Ackley 1928-3-31 303 Riverside Hidden Spring 304 Comment
  UCR123870  Peucephyllum schottii Steven R. Hill 2001-4-29 33540 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  UCR60642  Peucephyllum schottii C. B. Wolf 1932-4-26 02980 Riverside Sonoran (Colorado) Desert, 8 mi east of Mecca, on Blythe Road 183 Comment
  RSA425999  Phacelia ambigua Robert Gustafson 1982-5-19 2562 Riverside Pines to Palms Hwy. (Hwy. 74), between 7-level Hill and Black Hill. Comment
  RSA697778  Phacelia ambigua J. R. Bruff 1927-3-13 22 Riverside Thousand Palms Comment
  RSA79154  Phacelia ambigua P. A. Munz, Percy C. Everett 1952-5-2 16250 Riverside 2 miles west of Desert Hot Springs. 183 Comment
  RSA427682B  Phacelia brachyloba N. C. Cooper 1944-5-21 1268 b Riverside San Jacinto Mountains, west side. 1220 Comment
  SD248441  Phacelia brachyloba a.c. Sanders, T. B. Salvato 2014-7-2 41184 Riverside Peninsular Range: San Jacinto Mountains: Fobes Canyon, c. 1/2 mile S of Fobes Ranch along Fobes Ranch Road (Palm View Peak 7.5'Q) 1555 Comment
  RSA0106605  Phacelia campanularia subsp. campanularia Robert F. Thorne 1995-3-29 63030 Riverside White Water Canyon. 600 Comment
  JOTR31913  Phacelia campanularia subsp. vasiformis La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2159 Riverside Joshua Tree National Park. North Hexie Mountains; large side canyon draining into west Wilson Canyon Comment
  UC24321  Phacelia campanularia subsp. vasiformis W. G. Wright 1800-1 Riverside Colorado Desert Comment
  UC791036  Phacelia campanularia subsp. vasiformis Carroll E. Wood Jr. and Thomas Morley 1949-5-1 7624 Riverside sw-facing slope at Key's View Joshua Tree National Monument, Little San Bernardino Mountai (mts. above Coachella Valley) Comment
  CAS-BOT-BC133954  Phacelia cicutaria Milo S. Baker 1928-4-3 3246 a Riverside Palm canon Comment
  UCR177512  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32536 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 640 Comment
  SBBG19794  Phacelia crenulata J. R. Haller 1960-4-2 1545 Riverside S side of US Hwy 60-70, 5.8 mi E of Desert Center 243 Comment
  UCR16832  Phacelia crenulata W. C. Anderson 1968-4-22 680422- 9 Riverside Sonoran (Colorado) Desert, 2 mi. south of Cottonwood Guard Station, Joshua Tree National Monument [now Park] Comment
  JEPS2305  Phacelia crenulata var. ambigua W. L. Jepson 1927-4-12 11648 Riverside Mecca Painted Canyon 76 Comment
  JOTR28947  Phacelia crenulata var. ambigua La Doux, Tasha 2005-3-30 1183 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  UC881052  Phacelia crenulata var. ambigua C. L. Hitchcock 1940-3-30 5877 Riverside Cottonwood Spring Comment
  UC881059  Phacelia crenulata var. ambigua Lewis S. Rose 1937-4-9 36133 Riverside Palms to Pines Hwy 15 mi w Indio 838 Comment
  JOTR16718  Phacelia crenulata var. crenulata Baker, James K. & Baker, Ilisa T. 1966-6-1 s.n. Riverside Joshua Tree National Park. PINTO WYE MAINTENANCE AREA AT GATE Comment
  RSA426223  Phacelia distans Ora M. Clark 1929-3-17 1697 Riverside Colorado Desert, south of Cabazon. Comment
  RSA428217  Phacelia distans Robert M. Perkins, H. de Forest 1938-4-18 432 Riverside 24 miles W of Indio. Comment
  SBBG6165  Phacelia distans C. H. Muller 1952-4-6 9509 Riverside Pinto Basin, Joshua Tree Nat Monument Comment
  SD95164  Phacelia distans Sally Bonnett 1973-4-21 35 Riverside Pinon Flats campground between San Jacinto and Santa Rosa mountains on Highway 74 Comment
  SEINET3091699 Image available Phacelia distans Barbara Gayle Pitzer 1998-1-24 3382 Riverside N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  UCR243128  Phacelia distans Kate Kramer 2012-5-25 263 Riverside Along Highway 243, between Mt. Edna Road and Vista Grande fire station. 1387 Comment
  UCR272903  Phacelia distans Duncan S. Bell, Amanda Bell, Evan Bell (in utero) 2012-1-28 3075 Riverside Mojave Desert, east side of the Arica Mountains, along the old RR tracks on the west side of Rice Valley, c. 6.25 air miles south of the ghost town of Rice 224 Comment
  UCR193922  Phacelia imbricata A. C. Sanders, Mitch Provance 2008-7-11 35787 Riverside Peninsular Range; San Jacinto Mtns., Coldwater Creek along trails in vicinity of junction of South Ridge and Coldwater Trails, 1.25 mi. NE of Mountain Center, c. 3/4 mile NE of Keenwild Fire Station 1475 Comment
  POM12880  Phacelia imbricata subsp. patula P. A. Munz 1922-7-8 6060 Riverside Fern Valley 1768 Comment
  RSA125333  Phacelia imbricata subsp. patula R. Weatherby 1949-6-6 642 Riverside Santa Rosa Mountain. 1982 Comment
  SEINET10638467  Phacelia lemmonii Philip A. Munz 1937-5-29 Munz 15101 Riverside damp banks, Shumway, edge of Pinyon Flat, Santa Rosa Mts. 4000 feet. 1220 Comment
  RSA428297B  Phacelia minor M. B. Dunkle 1933-4-5 3375 Riverside Jack Rabbit Trail 915 Comment
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Mar 21 2011
  RSA614549  Phacelia minor A. C. Sanders, Giles Waines, Aryavand 1997-3-12 19866 Riverside Lake Skinner area: lower Rawson Canyon, along road NE of Skinner Lake. 457 Comment
  UC1392919  Phacelia minor R. F. Hoover 1969-4-13 11226 Riverside 7 mi nw San Jacinto (bank above road) Comment
  UC1523628  Phacelia minor Robert F. Thorne, Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60626 Riverside along Clinton Keith Rd near base of plateau; Santa Rosa Plateau 430 Comment
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Aug 4 2007
  UCR50414  Phacelia minor 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
  RSA0106603  Phacelia minor C. P. Cowan 1978-4-25 1281 Riverside 6.7 (10.7 km) miles SW on 74 from jct. with 71, 4.6 (7.3 km) miles from Lake Elsinore, Santa Ana Mountains, Cleveland National Forest. Whittaker transect #W-229. Comment
  UC284690  Phacelia mutabilis C. F. Baker 1895-7-13 Riverside San Jacinto Mts. Comment
  RSA78725  Phacelia pedicellata P. A. Munz 1952-4-15 17342 Riverside Canyon 2 miles west of Monument Peak, Joshua Tree National Monument. 1067 Comment
  UCR172769  Phacelia ramosissima Abby Sirulnik 2000-5-7 34 Riverside Peninsular Ranges; San Jacinto Mtns., Calif. Hwy 243, c. 5 mi. from Interstate 10 1098 Comment
  RSA0108824  Phacelia rotundifolia Duncan S. Bell, Amanda Turek 2009-3-30 179 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  RSA526084  Phacelia suaveolens var. keckii Steve Boyd, T. S. Ross 1990-5-11 4657 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
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Jul 21 2018
  SEINET5499544  Phacelia vallis-mortae H. M. Hall 1897-3-27 415 Riverside Sage Comment
  UCR23998  Phalaris aquatica John C. Roos 1962-6-30 s.n. Riverside Santa Ana Mtns, Head of Tin Mine Canyon Comment
  LA102175  Phalaris lemmonii John C. Roos; 1966-3-24 sn Riverside Winchester (near Hemet) Comment
  UCR70826  Philadelphus microphyllus subsp. pumilus Percy C. Everett 1942-7-28 11294 Riverside San Jacinto Mtns, Several hundred yards below summit of Devil's Slide Trail (Trail to Mt. San Jacinto) 2439 Comment
  UCR237873  Phlox gracilis Mark A. Elvin 2003-3-26 2365 A Riverside San Jacinto Mountains, Garner Valley off Fobes Ranch Rd., east of Hwy 74 1372 Comment
  RSA709638  Pholistoma auritum A. C. Sanders, Guy Bruyea 2004-4-2 27444 Riverside Peninsular Range: Temescal Canyon, Serrano Highlands project, between Glen Ivy Hot Springs and Arcilla, NE side of the I-15 Fwy, south of Clay Canyon Rd. 305 Comment
  LA105150  Phoradendron californicum Dennis Kucera; 1987-11-14 sn Riverside Morongo Indian Reservation, Malki Museum garden, E of Banning off Fields Road 609 Comment
  UCR169925  Phoradendron californicum A. C. Sanders, J. Andre , P. J. MacKay, Tim Thomas & CNPS Fld Trip 2005-2-26 29129 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCR281862  Phoradendron californicum A. C. Sanders, Jim Malusa 2017-9-19 43331 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, c. 1.35 km SW of Tabaseca Tank 634 Comment
  RSA0127850  Phoradendron californicum G. Rink 2014-3-26 12447 Riverside Johnson Valley, about 1 mile south of Galway Dry Lake. 900 Comment
  RSA601104  Phoradendron macrophyllum A. C. Sanders, J. Goetzen 1996-5-1 18141 Riverside San Bernardino Mtns: Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, N of Banning 793 Comment
  CAS-BOT-BC171150  Phoradendron serotinum subsp. tomentosum Scott D. White 1996-8-1 4435 Riverside San Jacinto Mtns. Idylwild Area: Hwy 243 at Deer Springs trailhead and adjacent area 1828 Comment
  CLARK-A1528-614  Phoradendron tomentosum subsp. macrophyllum P. A. Rauch 1966-1-24 Riverside Radec Comment
  POM13405  Phoradendron villosum E. C. Jaeger 1922-6-15 s.n. Riverside Palms to Pines Trail, on Quercus. 1982 Comment
  UC6105  Phoradendron villosum H. M. Hall July, 1901 2531 Riverside s. side San Jacinto Mts. San Jacinto Mts. 1615 Comment
  SEINET7048166  Physalis crassifolia Steven R. Hill 2001-5-3 33671 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
  UCD116162  Physaria tenella C. L. Hitchcock 1966-3-20 24309 Riverside About 30 mi. n. of Ogilby, along rd. to Blythe. Comment
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Mar 2 2013
  UCR22007  Picris echioides Steve Boyd 1980-9-8 342 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA234024  Pilularia americana R. F. Thorne, Earl Lathrop 1969-6-6 39321 Riverside Santa Rosa Plateau: Rancho California, Mesa de Colorado 624 Comment
  UCR60764  Pilularia americana R. F. Thorne 1973-5-23 43854 Riverside Santa Rosa Plateau, north side of Mesa de Colorado 610 Comment
  RSA643448  Pinus jeffreyi A. C. Sanders 1995-11-26 17924 Riverside Tule Creek Valley, NE of Tule Pk, between Aguanga & Anza, S of Hwy 371. Old house site on Tule Peak Rd., 0.7 mi W of Bonny Lane, sec. 14 1311 Comment
  UC1600405  Pinus lambertiana H. M. Hall 2617 Riverside Tauquitz Peak San Jacinto Mts., Tauquitz Peak Comment
  NY62435  Pinus quadrifolia M. Parratt 1962-2-24 114 Riverside This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR153486  Plagiobothrys acanthocarpus Steve Boyd, Ian G. Gillespie 2000-4-15 10301 Riverside Peninsular Ranges/ Perris-Aguanga Basin, Gavilan Hills region: S flank of Alberhill Mtn, just east of the heavily mined area 463 Comment
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Mar 24 2007
  UCR80729  Plagiobothrys acanthocarpus Steve Boyd 1992-4-18 6895 Riverside Perris-Aguanga Basin region, Paloma Valley, between Sun City and Murrieta, east of Hwy 215; just SW of the junction of Briggs Road and Scott Road 457 Comment
  RSA790651  Plagiobothrys arizonicus A. C. Sanders, John Green 2012-3-20 39975 Riverside Peninsular Range; Gavilan Hills Area: hills east of Lake Elsinore, along Hwy 74 near Meadowbrook Ave. 512 Comment
  UCR91740  Plagiobothrys arizonicus A. C. Sanders, J. Goetzen 1996-5-1 18139 Riverside San Bernardino Mtns., Morongo Indian Reservation, along dirt road in Hathaway Creek Canyon, north of Banning 915 Comment
  UCR250114  Plagiobothrys canescens A. C. Sanders 2014-4-9 40998 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. north of intersection with Indian Truck Trail, c. 0.4 km south of El Hermano Rd., NW of Corona (Lee) Lake 331 Comment
  UCR251695  Plagiobothrys canescens T. B. Salvato 2014-4-9 7845 Riverside Perris-Aguanga Basin, Menifee, c. 4 mi southeast of Canyon Lake, northeast corner of Bundy Canyon Road and Sunset Avenue 534 Comment
  SEINET6060264  Plagiobothrys collinus Unknown 1996-4-19 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UCR96709  Plagiobothrys collinus A. C. Sanders 1997-3-1 19718 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  RSA674550  Plagiobothrys collinus var. californicus Scott D. White 2000-5-1 7751 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  SD244104  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-3 40765 Riverside Peninsular Range: Temescal Canyon just SE of intersection of Horsethief Canyon Road and I-15 Fwy, SE of Corona (Lee) Lake (Alberhill 7.5'Q) 380 Comment
  UCR237630  Plagiobothrys jonesii Duncan S. Bell, Amanda Turek 2010-4-10 840 Riverside Riverside Mountains, in the vicinity of Mountaineer Mine and Calzona Mine, c. 3.8 air mi west of the Colorado River, c. 2 air mi northeast of Riverside Mountain Peak 198 Comment
  UCR182429  Plagiobothrys leptocladus Mitch Provance 2005-5-17 6593 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
  UCR281234  Plagiobothrys leptocladus Mitch Provance, Jeremiah George 2017-3-23 317- 68 Riverside Elsinore Trough, Lake Elsinore, E side Baker St., about 0.5 miles SE of Pierce St. 677 Comment
  UCR67342  Plagiobothrys leptocladus A. C. Sanders 1991-4-19 10927 Riverside Edgemont area, east of Sycamore Canyon. 0.8 mile west of Hwy I-215, on Eastridge Dr. (=Eucalyptus), just west of Pepsi Plant 466 Comment
  SEINET242057  Plagiobothrys nothofulvus A. C. Sanders, T. B. Salvato 2001-3-30 23872 Riverside Perris-Aguanga Basin region: Temecula, Long Cnyn W of Del Rey Rd., along bottom of cnyn W of junxn of Ave. Pina Colada 366 Comment
  UCR137711  Plagiobothrys nothofulvus D. L. Banks 1997-3-29 1565 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  UCR178278  Plagiobothrys nothofulvus T. B. Salvato, Tracy Tennant 1998-1 MOR- 805 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, sag pond at Burro Flats, tree stand P-10 1098 Comment
  RSA741116  Plagiobothrys tenellus Scott D. White, Justin M. Wood 2008-6-18 12242 Riverside Meadow N/W of Keen Camp Summit, S/W of hwy 79. 1402 Comment
  RSA747866  Plagiobothrys tenellus Justin M. Wood 2009-5-11 703 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  RSA660904  Plantago erecta Mitch Provance 1998-4-9 407 Riverside VABM 1031, Hill traditionally called ''Lionshead'', or variously referred to as ''Challen Hill'', located near the corner of Harrison St. and California Ave. in the Arlington area of the city of Riverside. 259 Comment
  OBI33514  Plantago major Becky Brooks 1973-5-26 Riverside Corona, E side of third irrigation pond app 250 yds N Ontario hwy and 100 yds E of Compton Ave- found along bank Comment
  UCR165266  Plantago ovata John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  JOTR35344  Plantago ovata var. fastigiata Harding, Mitzi, Mark Wheeler 2012-2-28 111 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; large northeast flowing canyon (Stop 5) 268 Comment
  RSA704545  Plantago ovata var. fastigiata LeRoy Gross 2005-3-3 1577 Riverside Palen Mountains, south side. Near end of old prospect road. [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  RSA0120328  Plantago patagonica Duncan S. Bell, Thomas Stoughton 2016-4-14 9290 Riverside Santa Rosa Mountains; near the head of Deep Creek and near the trailhead of the Cactus Spring Trail, at an old mining area above this trail. 1219 Comment
  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
  SD185278  Plantago patagonica T. B. Salvato, Kent Beaman 2005-5-16 800 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
  RSA660063  Platystemon californicus Matt Bogdanoff 1981-4-11 8 Riverside Cajalco Rd., 5.9 mi E of junction with La Sierra Ave., SE of Lake Mathews. 488 Comment
  UC167976  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 Riverside Wilders near Riverside; near Riverside Comment
  UC167977  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 Riverside Wilders near Riverside; near Riverside Comment
  UCR142190  Platystemon californicus June Latting 1979-4-8 s.n. Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  CAS-BOT-BC326541  Pluchea sericea A. C. Sanders; E. J. Lawlor 1992-4-4 12158 Riverside Within 1/2 mile of McCoy Spring, McCoy Mountains, Colorado Desert 243 Comment
  POM8378  Pluchea sericea Mary F. Spencer 1918-3-28 782 Riverside In Palm canyon. 183 Comment
  SBBG63431  Pluchea sericea M. N. Ackley 1928-4-3 220 Riverside Clary's Cyn 152 Comment
  UCR125473  Poa annua A. C. Sanders, P. J. MacKay, D. L. Sanders 2003-2-9 25685 Riverside Sonoran (Colorado) Desert, Coachella Valley, 84th Ave. east of Johnson St., near west edge of Salton Sea -67 Comment
  UCR182098  Poa infirma Tom Chester 2005-4-26 595 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Jct. Torino and Tovashal Trails, ~0.2 miles (0.3 km) west of Clinton Keith Road near Visitor Center 548.2 Comment
  CHSC109236  Poa pratensis Scott D. White; Justin M. Wood 2008-6-19 12260 Riverside San Jacinto Mountains: Meadows at Baldy Mountain. 1631 Comment
  SD232152  Poa pratensis Scott D. White, Justin M. Wood 2008-6-19 12260 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. 1584 Comment
  UCD90385  Poa secunda A. A. Beetle 1946-6-10 4394 Riverside San Jacinto Mt., San Jacinto Mts. 1219 Comment
  UCR113047  Poa secunda Mitch Provance, Seychelle Provance 1998-3-3 136 Riverside Riverside, top of North Hill, along the S edge of Lake Evans 960 Comment
  UCR2687  Poa secunda F. M. Reed 1905-2-26 671 Riverside Riverside, Arroyo Tequesquite, 1/8 mile east of the Victoria Clubhouse, bank of Arroyo Tequesquite 274 Comment
  CAS-BOT-BC428030  Poaceae L. Nye; G. Gust 2005-3-11 58 Riverside Lake Elsinore. Intersection of Diamond Circle and Malaga Rd. Off Mission Trail Rd. 399 Comment
  RSA0037399  Poaceae Robert F. Thorne 1966-10-15 41807 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway Comment
  UC219083  Polygonum bistortoides P. A. Munz 1922-7-6 6001 Riverside Tahquitz Valley San Jacinto Mts. 2194 Comment
  RSA316418  Polygonum lapathifolium Robert F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55394 Riverside San Bernardino Mountains: Whitewater Canyon, about 3.3 miles N of Whitewater Post Office 595 Comment
  RSA583360  Polypodium californicum Steve Boyd, Darin Banks 1995-4-5 8419 B Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary. 579 Comment
  POM180176  Polypodium hesperium E. L. Peterson 1931-9-8 s.n. Riverside Tahquitz Creek below Tahquitz Valley, San Jacinto Mountains 2286 Comment
  CAS-BOT-BC237273  Polypogon monspeliensis H. M. Hall 1901-6-1 2274 Riverside San Jacinto Mountains. Vicinity of Strawberry Valley 1615 Comment
  RSA314482  Polypogon viridis R. F. Thorne 1982-10-8 55369 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  RSA771110  Polypogon viridis Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4730 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 W116.65123 604 Comment
  IRVC169  Polystichum imbricans subsp. curtum Bruce Reynolds 1965-4-24 HS 557 Riverside Route 74; 1/4 mile S of Keen Camp Summit. Peninsular Ranges, San Jacinto Mountains Comment
  POM50391  Populus fremontii W. W. Eggleston 1924-3-10 19543 Riverside San Jacinto Station, Cleveland Forest 600 Comment
  JEPS64524  Populus fremontii subsp. fremontii W. L. Jepson 1928-4-25 12590 Riverside Colorado Desert, Cottonwood Spring Cottonwood Spring; Colorado Desert, Cottonwood Spring 731 Comment
  SD229274  Populus fremontii subsp. fremontii Dick Schwenkmeyer 2012-5-22 717 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  SD233936  Populus fremontii subsp. fremontii LeRoy Gross, Bart OBrien 2013-3-18 5951 Riverside Coastal Plains & Basins; San Bernardino Basin region: Fairmount Park, west side of Lake Evans, Riverside, NE of Mount Rubidoux (Riverside West 7.5'Q). 238 Comment
  RSA614666  Porophyllum gracile Scott D. White 1997-2-28 4714 Riverside Elsinore Basin: SE of Hwy 74, ca 1 mi E of junction with Hwy I-15 Fwy. 457 Comment
  RSA796473  Porophyllum gracile Duncan S. Bell 2009-4-18 207 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  UC1543099  Porophyllum gracile Donald G. Nelson 1936-5-22 393 Riverside on trail down to stream in Palm Spring Canyon; Ribbon Wood Camp, Pines to Palms Highways, Santa Rosa Mounta Comment
  UCR34954  Porophyllum gracile L. B. Ziegler 1967-6-8 154 Riverside San Jacinto Mtns., Pinyon Flats 1223 Comment
  VVC2105  Porophyllum gracile Tim Thomas 2012-8-23 5871 Riverside Colorado Desert, WNW of Blythe on east side of McCoy Mtns, 5 miles north of I-10 168 Comment
  UC1446193 Image available Portulaca oleracea subsp. papillatostellulata A. Danin 1978-3-13 Riverside Palm Springs, Riverside Co. Comment
  SD68964  Potamogeton foliosus Robert F. Thorne, P. A. Munz, E. Lathrop 1968-5-8 37593 Riverside Santa Rosa Plateau: small stream near roadside, Rancho California 609 Comment
  UC68985  Prenanthella exigua H. M. Hall Apr 1905 5918 Riverside Colorado Desert , Palo Verde Valley (Palo Verde Valley) 76 Comment
  SEINET2428433 Image available Proboscidea althaeifolia Lester Rowntree 1937-1 Riverside Chuckwalla Mtns. Comment
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Sep 24 2017
  UCR63905  Proboscidea althaeifolia G. R. Ballmer 1990-8-21 s.n. Riverside Sonoran (Colorado) Desert, Palo Verde Valley, 5 mi. west of Hwy 78, on Bradshaw Trail Comment
  SD230235  Prosopis velutina Louis C. Wheeler 1961-10-8 7933 Riverside Temescal Canyon: at Dawson Canyon Fire Road Comment
  UCR17217  Prunella vulgaris D. Gordon 1952-6-23 s.n. Riverside Riverside Comment
  LA208141  Prunus fremontii D. Birindelli; 1969-3-9 sn Riverside Pinon-juniper woodland, Pinyon Flat, S. of Palm Desert 1219 Comment
  RSA453236  Prunus fremontii Robert Gustafson, Gary D. Wallace 1982-5-19 2565 Riverside Pines to Palms Hwy. (Hwy. 74), between 7-level Hill and Black Hill. Comment
  UCR653  Prunus ilicifolia S. C. Warner 1956-4-23 s.n. Riverside Box Springs Mtns., Above Rail Road Track at east end of Blaine St 549 Comment
  SDSU9174  Prunus ilicifolia subsp. ilicifolia W. T. Williams 1962-5-12 Riverside San Jacinto Mts. Highway between Hemet and Idyllwild. 3000 ft. marker East side of roadside 10 ft. 914 Comment
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Nov 10 2008
  LA208168  Prunus virginiana var. demissa C. Epling; William Robison 1935-6-30 Riverside N fork San Jacinto River Comment
  UC468790  Pseudognaphalium stramineum E. E. Schellenger 1906-4-3 Riverside Santa Marie Mts. Colorado Desert, Santa Marie Mts. Comment
  MACF019489  Pseudotsuga macrocarpa Trudy R. Ericson 1974-11-9 270 Riverside Approx. 5 mi. west of intersection of St. 74 and 243, going toward Hemet. San Bernardino National Forest. 1219 Comment
  UCR267880  Psilocarphus chilensis D. E. Bramlet 2005-4-19 3821 Riverside Hills west of Hemet-Ryan Airport, west of California Ave., south of Hwy 74, north of Stowe Rd. 599 Comment
  CAS-BOT-BC346362  Psorothamnus Marcus E. A M Jones 1925-9-7 s.n. Riverside Palm Spring 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
  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
  UCR178535  Psorothamnus arborescens var. simplicifolius R. G. Swinney 1967-5-26 141 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  UCR38699  Psorothamnus arborescens var. simplicifolius J. M. Stewart 1985-4-28 8515 Riverside Western Colorado Desert, Coachella Valley, along the north side of Hwy I-10, 1 mi west of Indian Ave. 244 Comment
  CAS-BOT-BC353622  Psorothamnus emoryi B. G. Pitzer; G. R. Ballmer 2000-10-14 4237 Riverside Sonoran Desert: large wash ca. 5.3 miles east of Ford Lake Road, and 1 mile west of Wiley's Well Road, off gasline road, ca. 200 yards S of Hwy. I-10 115 Comment
  SD174890  Psorothamnus emoryi Mark A. Elvin 2005-4-25 4221 Riverside Northern Sonoran Desert: Coachella Valley; N of Palm Springs; N of I-10; S of Dillan Road; E of Indian Avenue. 244 Comment
  UC1129831  Psorothamnus emoryi H. S. Yates 1936-4-7 5439 Riverside 2 mi s Willis Palm; Thermal Quad., s of Willis Palm Comment
  JOTR01071  Psorothamnus polydenius Cole, James E. 1941-5-22 769 Riverside Joshua Tree National Park. RUBY LEE MILL SITE 914 Comment
  HSC25801  Psorothamnus schottii Richard Spjut 1972-3-13 2255 Riverside Colorado Desert: Along Hwy. 74 at the E base of the San Jacinto Mts., 5 mi. W of Palm Desert 610 Comment
  JOTR32490  Psorothamnus schottii Herskovits, Tasya 2011-5-25 s.n. Riverside Joshua Tree National Park. Cottonwood Mountains; Large sandy, open wash flowing southeast to Cottonwood Canyon; Near convergence of both drainage systems and Pinto Basin road (Stop 2) Comment
  RSA404252  Psorothamnus schottii M. B. Dunkle 1933-3-4 3041 Riverside Painted Canyon, Colorado Desert. 30 Comment
  RSA605768  Psorothamnus schottii A. C. Sanders 1995-5-23 17122 Riverside Colorado Desert, Coachella Valley: alluvial fans below the Santa Rosa Mtns, near the mouth of Martinez Cyn., at end of 72nd Ave. 25 Comment
  UC667343  Psorothamnus schottii Annie M. Alexander and Louise Kellogg 1941-5-12 2161 Riverside road to Black Eagle Mine , road to Black Eagle Mine (Eagle Mountains) 777 Comment
  CAS-BOT-BC72618  Pteridium aquilinum Carl B. Wolf 1932-8-4 3911 Riverside San Jacinto Mts., Point View, near Idyllwild 1645 Comment
  SD81445  Pteridium aquilinum var. pubescens Louis C. Wheeler 1931-10-4 Riverside San Jacinto Mountains, Strawberry Valley 1584 Comment
  CAS-BOT-BC421262  Pterostegia drymarioides Winfield 1975-4-27 2367 Riverside Snow Creek Rd. ~3 mi from Hiway 111 Comment
  RSA180397  Pterostegia drymarioides E. W. Lathrop 1965-5-7 5709 Riverside 5 miles SW of Murrieta on the De Luz Road. Comment
  RSA769709  Pterostegia drymarioides E. W. Lathrop 1973-6-28 7446 Riverside Bear Springs on the Main Divide Truck Trail, 1 mi E of Santiago Peak, Cleveland National Forest. Comment
  RSA770855  Pterostegia drymarioides Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4933 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  UCR174368  Pterostegia drymarioides A. C. Sanders 2006-5-19 32404 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
  RSA263786  Pulicaria hispanica Margaret Hardinge, Crooks 1961-9-6 311 Riverside Santa Ana canyon; Davenport Ranch on Hwy 91 Comment
  CAS-BOT-BC362148  Pulicaria paludosa A. C. Sanders; Pam MacKay; Tim Thomas; O. F. Clarke; et al 1996-11-23 19661 Riverside San Bernardino Mtns.: Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, E of VAMB Captain 534 Comment
  UCSB49861  Pulicaria paludosa Clarke, O. 1972-9-17 Riverside Santa Ana river bottom Comment
  UC511836  Purshia tridentata var. glandulosa Frank W. Peirson 1933-4-13 10645 Riverside road from Deep Canyon to Idyllwild 1524 Comment
  RSA0042975  Quercus Jeremiah George 2012-8-13 s.n. Riverside west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end 716 Comment
  SD247440  Quercus Jeremiah George 2012-8-13 Riverside San Gorgonio Pass/Moreno Badlands: west of Beaumont, just east of junction of 60 Fwy and Jackrabbit Trail, off frontage road dead end (El Casco 7.5'Q) 715 Comment
  RSA79038  Quercus X acutidens E. K. Balls, P. C. Everett 1952-11-18 18256 Riverside Vandeventer Flats, s.e. end of San jacinto Mts., 1402 Comment
  UC1584069  Quercus X acutidens Steve Boyd and Dave Bramlet 1988-10-8 2875 Riverside sw of Anza (at head of Bautista Canyon); Cahuilla Mountain, Bautista Canyon Comment
  UCD47747  Quercus X acutidens D. Q. Cavagnaro 1963-9-17 85 Riverside State Highway 79, 11.5 miles west of Aguanga, Riverside County, California. 426 Comment
  RSA38770  Quercus X munzii P. A. Munz 1947-8-21 12270 Riverside [No location information on label.] Comment
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Jul 24 2019
  CAS-BOT-BC126723  Quercus agrifolia var. oxyadenia A. C. Sanders; R. E. Riefner, Jr. 2005-8-12 31554 Riverside San Jacinto Mtns.: Poppet Flat below Hwy 74 along Poppet Flat Rd. 1098 Comment
  UCR158904  Quercus agrifolia var. oxyadenia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31542 Riverside San Jacinto Mtns., Bautista Canyon at confluence with Horse Creek, at entry road to Bautista Conservation Camp on main road 854 Comment
  OBI4996  Quercus berberidifolia Dieter Wilkins, Gary Wallace 1966-2-22 624 Riverside Dripping Springs near Radec along Hwy 71 488 Comment
  SD229172  Quercus chrysolepis Dick Schwenkmeyer 2012-8-7 789 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  UCR46608  Quercus chrysolepis L. F. LaPre, Jack Easton 1987-3-24 s.n. Riverside San Jacinto Mtns., Hamilton Creek Canyon on south side of Hwy 371, east of Anza. 1220 Comment
  UCR96261  Quercus chrysolepis Scott D. White 1996-8-1 4443 Riverside San Jacinto Mtns., Idyllwild area: north of Strawberry Valley, between Bear Trap Canyon and Lily Creek 1616 Comment
  RSA29102  Quercus cornelius-mulleri C. H. Muller 1941-8-10 4044 Riverside San Jacinto Mts, 12 miles SE of Keen Camp Comment
  UCR136373  Quercus cornelius-mulleri Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9009 Riverside Santa Rosa Mountains, along Hwy 74 on the Santa Rosa Mountain Grade, c. 0.5-0.8 mi NE of Black Hill 854 Comment
  UCSB60488  Quercus cornelius-mulleri Steele, Kelly; Wilson, Chris 1982-2-19 Riverside Corner of El Encino and Avenue La Cumbre; 0.3 miles north from the junction of Carrizo Road and Hwy. 74. San Jacinto Mts. 1036 Comment
  SEINET2066423 Image available Quercus dumosa B. Pitzer, Jack Easton 1987-3-10 412 Riverside Anza Area, hills S of Thomas Mtn., ca. 3 miles E of town of Anza on N side of Hwy 371, Butterfly Peak Quad. 1341 Comment
  RSA228817  Quercus engelmannii Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 607 Riverside Santa Rosa Plateau, ca. 5 miles south west of Murrieta near Forest Route 7S01. 488 Comment
  RSA262450  Quercus engelmannii F. C. Vasek 1975-9-11 s.n. Riverside Horsetheif Creek Canyon, south west of Pinyon Flat, where the Cactus Spring Trail Crosses. Comment
  SD229179  Quercus palmeri Dick Schwenkmeyer 2012-3-26 663 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
  CAS-BOT-BC104995  Quercus wislizeni Louis C. Wheeler 1931-10-3 s.n. Riverside Strawberry Valley, Mt. San Jacinto Comment
  UCR167820  Rafinesquia californica John F. Green 2005-3-16 s.n. Riverside Perris-Aguanga Basin, Cajalco Canyon, SE of Corona, SW of Lake Mathews, east of Calif. highway 71; Collections made while monitoring pipeline repair 366 Comment
  CAS-BOT-BC362624  Rafinesquia neomexicana F. H. Billings 1926-2-28 4 Riverside Near 29 Palms, Colorado Desert Comment
  RSA779584  Rafinesquia neomexicana Duncan S. Bell 2009-3-7 16 Riverside Arica Mountains: collecting on the ridgeline of the mountain range just north of the summit along the border of the Palen/McCoy Wilderness area. 614 Comment
  RSA80988  Rafinesquia neomexicana G. R. Campbell 1952-4-5 18374 Riverside Colorado Desert, road leading from Highway 60 to 29 Palms [Hwy 62], at junction to Desert Hot Springs 762 Comment
  UC830533  Rafinesquia neomexicana I. W. Clokey 1935-4-17 6967 Riverside Cottonwood Springs Comment
  SEINET8727730 Image available Raphanus sativus Jean Coulson 1959-1 s.n. Riverside Riverside; N. W. corner, Canyon Crest & Linden. 2007 Comment
  UCR214903  Rhamnus crocea A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37681 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  RSA748814  Rhamnus ilicifolia G. Gust, L. Nye 2005-3-12 554 Riverside Cleveland National Forest. Hwy 74 W of lower San Juan Picnic Area at pullout W side of Santa Ana Mtn. Range. 495 Comment
  SD122915  Rhamnus ilicifolia Steve Boyd 1985-8-7 1111 Riverside Santa Rosa Plateau region, NW base of Rdonda Mesa on Tenaja Rd., 0.8 mi. east of jtn with 8S01 and 8S02. Comment
  JEPS58761  Rhododendron occidentale W. L. Jepson 1903-8-6 2272 Riverside San Jacinto Mountain, Dark Canyon Dark Canyon; San Jacinto Mountain, Dark Canyon 1828 Comment
  CAS-BOT-BC200732  Rhus aromatica A. C. Sanders; J. Goetzen 1996-5-1 18138 Riverside San Bernardino Mtns.: Morongo Indian Reservation, along dirt road in Hathaway Crk. Cyn., N of Banning 915 Comment
  UCR167851  Rhus laurina T. B. Salvato, Melissa Clemons 2005-6-2 1338 Riverside Peninsular Range; Temescal Valley, Gavilan Hills, c. 0.5 mi SE of Steele Peak, 4 miles SW of Perris, and 6 miles NNE of Lake Elsinore, NW of Hwy 74 610 Comment
  CHSC26488  Rhus ovata James Henrickson 1970-4-10 4530 Riverside 8 air miles ESE of Temecula along Hwy. 71-79; 542 Comment
  JEPS66261  Rhus ovata W. L. Jepson 1939-4-17 19135 Riverside near Twin Springs (n end Temescal Canyon); Temscal Canyon 274 Comment
  SBBG133570  Rhus ovata S. D. White, A. Carey, L. Archa 2004-8-5 10684 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Indian Creek from confluence w/ San Jacinto River to +/- 2 mi upstream. 534 Comment
  SEINET3930656  Rhus ovata David Keil 1983-4-15 19891 Riverside East of Temecula on SR79.; 0 Comment
  UCR22015  Rhus ovata Steve Boyd 1980-9-16 354 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  SEINET3080864 Image available Rhus trilobata A. C. Sanders, J. Goetzen 1996-5-1 18138 Riverside San Bernardino Mtns.: Morongo Indian Reservation, along dirt road in Hathaway Crk. Cyn., N of Banning. 792 Comment
  CAS-BOT-BC93062  Ribes californicum var. hesperium B. D. Stark 1930-2-21 1470 Riverside Hidden Canyon near Corona. Santa Ana Mountains. Comment
  CAS-BOT-BC173130  Ribes indecorum Steve Boyd; Tim Ross; Laurel Arnseth 1990-3-30 3942 Riverside Vail Lake area, summit of 'Big' Oak Mtn, N. of lake. Saddle between summits, N slope along rd heading N to Black Hills 792 Comment
  RSA1250  Ribes indecorum B. D. Stark 1930-3-18 1487 a Riverside 1/2 way up west side of Mt San Jacinto. Comment
  UCR178148  Ribes indecorum Tracy Tennant, Jeffrey Ross 1998-3-10 MOR- 1020 Riverside Transverse Range; San Bernardino Mtns., Morongo Indian Reservation, low hills on the south side of Wood Canyon near its mouth, tree stand W-5 1280 Comment
  CAS-BOT-BC168946  Ribes malvaceum Steve Boyd 1981-3-13 186 Riverside Gavilan Hills region, western flank of Estelle Mountain in steep canyon at the border of NW 1/4 sec. 5 and NE 1/4 sec. 6 609 Comment
  UCR121645  Ribes malvaceum A. C. Sanders, Kent Beaman 2002-5-10 25054 Riverside Santa Ana Mtns., Santa Rosa Plateau, hills west of the head of De Luz Creek, 0.4 mi. south of Tenaja Rd. on west side of Calle Roble near Avenida Matorral 671 Comment
  RSA0022094  Ribes montigenum George R. Johnston 1928-9-3 s.n. Riverside Mt. San Jacinto summit. 3294 Comment
  RSA698880  Ribes roezlii J. R. Bruff 1934-7-5 s.n. Riverside San Jacinto Mts. 2591 Comment
  HSC73100  Romneya coulteri Robert A. Schlising 1973-6-25 3105 Riverside SW of Corona, deadend road 2.1 mi. SW of junction with Hwy. 71 Comment
  POM17950  Romneya coulteri P. A. Munz 1923-6-14 7108 Riverside Trail from Glen Ivy to Santiago Peak. 1006 Comment
  CAS-BOT-BC92170  Romneya coulteri var. coulteri L. R. Abrams 1913-7-16 s.n. Riverside Between Elsinore and Corona. Comment
  SD132413  Romneya coulteri var. coulteri Narca A. Moore-Craig 1984-4-21 Riverside Santa Ana Mtns. Temescal Canyon at boundary of Cleveland Natl. Forest and Glen. 427 Comment
  CLARK-A1528-4044  Rubus parviflorus John C. Roos 1965-7-3 Riverside San Jacinto Mountains Comment
  UC12972  Rubus parviflorus H. M. Hall 1898-6-30 961 .5 Riverside Strawberry Valley San Jacinto Mountains, Strawberry Valley 1828 Comment
  RSA466039  Rumex acetosella Louis C. Wheeler 1931-10-3 186 Riverside Strawberry Valley, San Jacinto Mountains. 1585 Comment
  CLARK-A1528-3799  Rumex hymenosepalus John C. Roos 1966-4-29 Riverside Lakeview 457 Comment
  SD239867  Rumex hymenosepalus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37695 Riverside Peninsular Range: foothills of Gavilan Hills: Temescal Canyon at Alberhill, c. 1/2 mile west of Lake St. on north side of I-15, near Temescal Canyon Road undercrossing, at north edge of Concordia Ranch Road (Alberhill 7.5'Q) 370 Comment
  UCR136280  Rumex hymenosepalus A. C. Sanders, Guy Bruyea 2004-4-2 27438 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
  SD124772  Rumex obtusifolius Andy C. Sanders 1986-5-10 6498 Riverside Mouth of the Whitewater River, along the levee where the river crosses Lincoln St., 3 miles S of Mecca -70 Comment
  OBI37541  Rumex salicifolius Steve Boyd 1985-7-23 1015 Riverside De Luz Rd, 8 mi W of Rancho California; In Sandia Crk 305 Comment
  POM13072  Sagina saginoides E. C. Jaeger 1922-7-6 s.n. Riverside Long Valley. Comment
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Apr 4 2011
  SD186015  Sagittaria latifolia S. J. Myers 1996-5-17 Riverside Corona, River Road bridge over the Santa Ana River. 152 Comment
  CAS-BOT-BC129702  Salix bonplandiana Nancy Ryan Zabriskie; Walter Zabriskie 1971-4-24 391 Riverside The more easterly of a pair gaurding entrance to sandy bay at foot of falls above crossing of water service road; Deep Canyon, N. slope Santa Rosa Mts. 1316 Comment
  POM2076  Salix exigua I. M. Johnston 1918-5-26 1994 Riverside Santa Ana River, NW of Corona. 152 Comment
  POM319272  Salix exigua Patricia Wilder 1972-2-18 5361 Riverside North side of Norco, along the Santa Ana River at the end of Pedley St. 229 Comment
  SD233937  Salix exigua A. C. Sanders, Kelly Volansky 2003-10-16 27341 Riverside Moreno Valley: lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. (Riverside East 7.5' Q). 534 Comment
  UCR138719  Salix exigua Julie A. Greene 1993-4-17 1220 Riverside San Jacinto Valley, San Jacinto Wildlife Area. west of San Jacinto River, west of Davis Rd 439 Comment
  RSA0010969  Salix exigua var. exigua N. C. Cooper 1944-4-8 1057 Riverside Andreas Canyon. 305 Comment
  UC846449  Salix exigua var. hindsiana P. A. Munz and I. M. Johnston 1922-5-7 5270 Riverside Keyes Ranch along small stream Keyes Ranch; Little San Bernardino Mts. 1066 Comment
  CAS-BOT-BC108101  Salix gooddingii Mrs. J. D. Abrams 1901-5-20 s.n. Riverside Elsinore Comment
  SBBG29079  Salix gooddingii C. W. Sharsmith 1932-3-20 14 Riverside Diablo Cyn, 3 mi above its mouth, near Clary's Coral Reef Ranch, base of E slope Comment
  RSA613315  Salix laevigata D. L. Banks 1997-3-1 1380 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  UCR3404  Salix lasiolepis John Minnich 1964-3-9 64-3-9- 2 Riverside Peninsular Range, City of Riverside. 'Two Trees Canyon' c. 0.25 mi. from end of Two Trees Road, near the east end of Blaine St. 366 Comment
  CAS-BOT-BC128376  Salix lasiolepis var. lasiolepis Peter H. Raven 1958-5-17 12965 Riverside Dark Canyon Camp Ground, San Jacinto Mountains Comment
  CAS-BOT-BC128446  Salix lasiolepis var. lasiolepis Geo. B. Grant 1904-7-23 6373 Riverside Mt. San Gorgonio, Vivian Canyon 2286 Comment
  SD122377  Salsola paulsenii Duffie Clemons, Erik Jonsson 1988-2-13 1939 Riverside Alongside Washington Street, 3.0 miles north of I-10 southwest of Indio Hills, Coachella Valley. Comment
  UCR89887  Salsola paulsenii A. C. Sanders 1992-4-5 12160 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley near Wiley's Well rest area on Hwy I-10, along dirt road to McCoy Spring 125 Comment
  RSA289821  Salsola paulsenii B. A. Prigge 1980-9-16 4304 Riverside Coachella Valley Stormwater Channel; east of Point Happy at Washington St. x channel 21 Comment
  RSA71813  Saltugilia australis F. W. Peirson 1920-2-16 2296 Riverside Andreas Canyon, San Jacinto Mts. 274 Comment
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Oct 2 2011
  RSA0094958  Saltugilia australis Steve D. Boyd, Tim Ross, Dave Bramlet 1993-5-13 7383 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Wildhorse Canyon, from confluence with Los Alamos Canyon upstream approx. 1 mile. 412 Comment
  UCSB37825  Saltugilia splendens Sanders, A. 1980-7-18 Riverside Thomas Mountain; Thomas Mtn. campground to the summit at the lookout; T 6S, R 3E, sec. 28 2072 Comment
  RSA761749  Saltugilia splendens subsp. splendens Shawn Krosnick, C. Martinez, Naomi Fraga, Lucinda McDade, et al. 2010-8-14 643 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  CLARK-A1528-582  Salvia apiana Markell Kohn 1959-4-12 Riverside Riverside Comment
  RSA775448  Salvia apiana Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4451 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 488 Comment
  UCR262279  Salvia apiana A. C. Sanders 2006-5-13 32280 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  RSA524579  Salvia columbariae Steve Boyd, T. S. Ross, L. Arnseth, Jaime Bonilla 1990-4-3 4126 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
  UCR227459  Salvia columbariae Thomas R. Stoughton, J. McConnaughy, D. Monks, M. Volke 2010-4-27 173 Riverside Northeastern Colorado (Sonoran) Desert, Mecca Hills Wilderness, wash route off Hwy 195/Box Canyon Road, near wilderness boundary 366 Comment
  JOTR31088  Salvia dorrii var. pilosa La Doux, Tasha, T. Herskovits, B. Truesdell, M. Wheeler 2010-5-6 2350 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Cobble toe slopes at the base of Ryan Mountain, north end of Lost Horse Hills (Stop 3) Comment
  CAS-BOT-BC221089  Salvia eremostachya Philip A. Munz 1937-5-30 15109 Riverside Dos Palmos [Palmas] Spring, north end Santa Rosa Mts. 1097 Comment
  UCLA70163  Salvia greatae Hall and Greata 1905-4-22 5848 Riverside Canyon Springs Wash; Dos Palmas; Canon Springs Wash, Riverside Co. Comment
  RSA613655  Salvia mellifera D. L. Banks, Victor W. Steinmann 1997-3-13 1465 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  SDSU12263  Salvia mellifera Jeremy Mass, Ryan Jacobsen 2000-4-19 9 Riverside Comment
  SEINET11196321  Salvia mellifera Unknown 2006-5-13 32275 Riverside Temecula Comment
  SEINET11587887  Salvia mellifera T. Salvato, Marcs, Rari 2016-4-26 8358 Riverside Santa Ana Mountains Comment
  UCR108394  Salvia mellifera D. L. Banks, V. W. Steinmann 1997-3-13 1465 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  UCR154409  Salvia mellifera A. C. Sanders, Mike Misenhelter 2005-6-15 30942 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
  JEPS62763  Salvia mohavensis Marjorie Clary 1931-11-29 652 Riverside Eagle Mountains Comment
  JOTR37448  Salvia mohavensis Hodges, Stephen, T. Green 2016-5-24 570 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; ascending up wash and slopes towards Mount Minerva Hoyt peak from the east (Stop 2). Comment
  UCR26240  Salvia pachyphylla John C. Roos 1946-8-27 2914 Riverside Peninsular Range, Santa Rosa Mtns 2287 Comment
  UC666458  Salvia vaseyi Annie M. Alexander and Louise Kellogg 1941-6-1 2267 Riverside Dry Morongo Creek; Morongo Valley 655 Comment
  UCR121092  Sambucus mexicana A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24974 Riverside The Badlands, Laborde Canyon and adjacent slopes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont 610 Comment
  UCR275487  Sambucus mexicana T. B. Salvato, Melissa Clemons 2005-6-9 1507 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  UCR260518  Sambucus nigra subsp. caerulea T. B. Salvato 2014-5-28 8000 Riverside Perris-Aguanga Basin, Menifee, west side of Byers Rd between Wickerd Rd and Adjer St. 0.75 mi northwest of the intersection of Bundy Canyon Road and Murrieta Rd, and 4.1 mi southeast of Canyon Lake Comment
  POM3627  Samolus parviflorus Crawford, Johnston 1917-6-9 1231 Riverside Santa Ana River near Corona. Comment
  RSA471457  Sanicula bipinnatifida L. Haines, L. Erickson 1937-4-9 s.n. Riverside Field near Winchester. Comment
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Mar 20 2011
  RSA612936  Sanicula crassicaulis D. L. Banks 1997-3-29 1641 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
  UCR155296  Sarcostemma cynanchoides T. B. Salvato, Kent Beaman 2005-5-16 791 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR1613  Sarcostemma cynanchoides R. G. Barber 1962-5-8 78 Riverside Sycamore Canyon 306 Comment
  UCR194215  Sarcostemma cynanchoides Scott D. White, Angelia Carey 2004-6-4 10470 A Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  SEINET206448  Sarcostemma hirtellum Rimo Bacigalupi, Roxana S. Ferris 1958-3-21 6253 Riverside Herbage exuding alliaceous odor. Twining about in a clump of Hilaria rigida in a small wash from the west slope ofthe Big Maria Mts. near the roas to Midland, about 13 miles north of Blythe, elev. 860 ft. 262 Comment
  CHSC35796  Satureja chandleri James Henrickson 1972-5-21 7196 a Riverside 2 mi. W. of Murrieta on slopes up to Santa Rosa Plateau along Tenaja Rd. 396 Comment
  UCR924  Satureja chandleri Oelrich 1959-4-17 s.n. Riverside 0.6 mi. north of sign #B4.86 on Hwy 79, between Hemet and Sage [Bad locality?] Comment
  UCR262269  Schinus molle A. C. Sanders 2006-5-13 32276 Riverside Peninsular Range, UC Emerson Oaks Reserve, c. 8 miles southeast of Temecula, south of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank 488 Comment
  RSA778559  Schismus David J. Keil 1983-4-15 16908 Riverside East of Temecula on SR79 Comment
  RSA0118058  Schismus arabicus Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7615 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  SEINET8043499 Image available Schismus arabicus Duncan S. Bell, Evan Meyer 2014-1 6516 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern sectin of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  CAS-BOT-BC243459  Schismus barbatus Baker 1954-4-13 s.n. Riverside San Gorgnio Pass 365 Comment
  RSA770304  Schismus barbatus Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4489 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 W116.64310 487 Comment
  SEINET229451 Image available Schismus barbatus L. M. Shultz, JS Shultz 1985-4-17 8317 Riverside Chuckawalla Valley depression along Wiley's well road 122 Comment
  UCD93252  Schismus barbatus D. C. Finfrock 1951-4-4 s.n. Riverside 33 mi. E. of Indio. Comment
  UCD93259  Schismus barbatus Peter Kamb 1948-4-11 893 Riverside Lower Sonoran Zone. Aqueduct Road 5 mi east of Garnet, Coachella Valley. 304 Comment
  UCR265585  Schismus barbatus Angelique Herman, Keir Morse, Nick Regoli, Eric Lumba 2015-3-15 2015- 7 Riverside Santa Rosa/San Jacinto Mountains, Pinyon Flats Campground 1220 Comment
  RSA583370  Schismus barbatus Steve Boyd, Darin Banks 1995-4-5 8428 Riverside Palomar Range, Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the eastern edge of the Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary. 579 Comment
  UCR92307  Schoenoplectus acutus var. occidentalis Scott D. White, S. Ogg 1994-10-17 2470 Riverside Temecula Valley, Murrieta Creek, 1000-3000 ft. south of Winchester Road bridge (Banana Avenue) 317 Comment
  RSA652886  Schoenoplectus californicus John Wallace 1991-5-8 22 Riverside Colorado River. Comment
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Aug 13 2015
  SEINET7591474 Image available Schoenoplectus californicus Ira L. Wiggins 1937-2-19 s.n. Riverside .5 miles N of Palo Verde Comment
  RSA91580  Schoenoplectus maritimus F. W. Peirson 1918-03 1618 Riverside Mecca. Comment
  RSA660913  Scrophularia californica subsp. floribunda Mitch Provance 1999-4-3 1752 Riverside SW side of ''Royal Hill'', 0.25 miles E of the corner of Victoria Ave. and Arlington Ave. 351 Comment
  UCR195125  Scutellaria bolanderi subsp. austromontana A. C. Sanders, Tim Thomas 2008-8-1 35957 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  LA102320  Scutellaria mexicana John C. Roos; 1958-9-27 sn Riverside Santa Rosa Mountains, Carrizo Creek near Black Hill 914 Comment
  POM12791  Scutellaria siphocampyloides P. A. Munz 1922-6-23 5762 Riverside Keen Camp, San Jacinto Mountains. 1524 Comment
  RSA160552  Scutellaria siphocampyloides John Olmsted 1959-6-23 660 Riverside Reservoir Hill at Desert Sun School near Idyllwild. 1646 Comment
  RSA5220  Scutellaria siphocampyloides Carl B. Wolf 1932-8-4 3907 Riverside Point View near Idyllwild. 1646 Comment
  SD152815  Scutellaria tuberosa subsp. australis Steve Boyd, Time Ross 1992-5-4 7187 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats area east of Verdugo Potrero. 730 Comment
  RSA495798  Selaginella bigelovii Steve Boyd, T. S. Ross, Laurel Arnseth 1989-3-11 2907 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam 396 Comment
  RSA773193  Selaginella bigelovii Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4892 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm). 915 Comment
  RSA482013  Selaginella watsonii Richard Noyes, L. Arnseth 1988-9-10 724 Riverside San Jacinto Mountains. North slope of Tahquitz Peak. 2682 Comment
  UC279629  Selaginella watsonii E. C. Jaeger 1921-6-29 571 Riverside <Tacquitz> Peak; San Jacinto Mts. 2895 Comment
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Feb 21 2014
  POM189  Senecio californicus F. M. Reed 1904-5-20 13 Riverside Vicinity of Riverside. Comment
  UCR48373  Senecio californicus Steve Boyd 1986-5-1 1822 Riverside S slopes of Bachelor Mtn, east end of Lake Skinner Comment
  UCD135485  Senecio flaccidus var. douglasii R. N. Raynor 1941-7-28 s.n. Riverside south border of county. Comment
  UCR227594  Senecio flaccidus var. monoensis Duncan S. Bell, Joy England 2010-10-5 1978 Riverside San Jacinto Mountains, San Bernardino National Forest, Garner Valley, c. 1.75 air miles southeast of junction of Forest Service Road 6S04 and Forest Service Road 6S13 1387 Comment
  RSA509557  Senecio vulgaris Ed LaRue 1989-3-30 s.n. Riverside Rancho California area, ca. 4 miles W of Temecula,with Ave. del Oro as the N boundary. 381 Comment
  UCSB2959  Senegalia greggii DeWitt, Jack 1959-5-18 Riverside 5.3 miles W of Palm Desert on the Palms to Pines Hwy. (74) 152 Comment
  UCR279362  Senna covesii A. C. Sanders, Jim Malusa 2017-3-24 42988 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, along the Bradshaw Trail but just inside Chocolate Mtns. Aerial Gunnery Range 739 Comment
  CAS-BOT-BC438208  Sesuvium verrucosum Steve Boyd 1986-4-19 1714 Riverside Temescal Canyon: Warm Springs Valley. Alkali flats along Alberhill Creek drainage E of Nichols Rd. Comment
  UCD92862  Setaria viridis Herbert L. Mason; Malcolm A. Nobs 1948-9-3 491 Riverside 2 miles north of Indio. Comment
  UCR207321  Setaria viridis O. F. Clarke 2001-6-10 s.n. Riverside Peninsular Range, Riverside; UCR Botanical Garden 412 Comment
  RSA0076308  Sibaropsis hammittii Naomi Fraga, Amber Maurice 2005-4-1 1532 Riverside Elsinore Peak on a grassy knoll about 0.5 miles southeast of Elsinore Peak on the crest of the range, north of the Main Divide Road. 976 Comment
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Apr 28 2020
  RSA433907  Sidalcea malviflora subsp. sparsifolia Ora M. Clark 19