Search Results — 2000 specimen records retrieved (1907 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=RIVERSIDE; Source=All;   

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

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

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

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

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA553905  Abronia villosa Scott D. White 1992-9-11 788 Riverside Vicinity of Gilman Hot Springs, N side of San Jacinto River, and a thin strip trending N of the river and W of the Hot Springs 451 Comment
  SDSU8420  Abronia villosa J. Godsil 1953-3-20 582 Riverside Sand dunes, east of Palm Springs. 140 Comment
  RSA461182  Abronia villosa var. aurita N. C. Cooper 1949-3-15 3035 Riverside Palm Springs 122 Comment
  SEINET946021  Abronia villosa var. aurita Robert L. Rutherford 1944-1 1592 Riverside Palms to Pines Highway. 1463 Comment
  UCR162950  Abronia villosa var. aurita Fred M. Roberts 2005-3-23 6135 Riverside Peninsular Range, Temescal Valley; old Temescal Wash along Temescal Canyon Road, near Glen Ivy Hot Springs, 1.2 km NW of junction with Indian Truck Trail, 3.6 km WSW Estelle Peak 312 Comment
  SD122918  Abutilon theophrasti Steve Boyd 1985-9-23 1189 Riverside Weed: garden weed at Boyd residence, Good Hope Valley area, west of Perris. 487 Comment
  UCR116459  Acacia redolens A. C. Sanders, T. B. Salvato 2001-3-30 23856 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon west of junction of Av. Pina Colada 366 Comment
  SD121846  Acamptopappus sphaerocephalus C. H. Muller 1952-5-20 Riverside Whitewater Canyon Comment
  UCR177854  Acamptopappus sphaerocephalus Marisa Sripracha, K. A. Boyd 2004-3-21 048 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  CAS-BOT-BC389742  Achnatherum hymenoides M. Danielson 1963-12-23 s.n. Riverside Garnet Dunes Comment
  CAS-BOT-BC210883  Achnatherum parishii subsp. depauperatum Ralph Hoffmann 1929-9-6 s.n. Riverside Mt. San Jacinto 2590 Comment
  UCR48489  Achyrachaena mollis Steve Boyd 1986-3-9 1382 Riverside Peninsular Range, Temescal Canyon: Alberhill Mtn., south slope of mtn., just east of claymine area 488 Comment
  SJSU10123  Achyronychia cooperi T. N. Seeno 1963-4-12 276 Riverside Sky Valley 10-12 mi NNW of Palm Springs 426 Comment
  SD152856  Acmispon strigosus Steve Boyd 1992-4-15 6857 Riverside Santa Ana Mountains, San Mareo Canyon Wilderness Area, Bluewater Canyon along Bluewater Trail downstream to the confluence with san Mateo Creek, open benches 334 Comment
  RSA768503  Acroptilon repens Justin M. Wood 2009-11-30 1387 Riverside Temecula - Murrieta Creek, downstream of 1st street bridge. 293 Comment
  JOTR31947  Adenophyllum porophylloides La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2185 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky drainages feeding into southwest Pinkham Wash Comment
  SBBG18424  Adenophyllum porophylloides M. A. Piehl 1963-6-1 63533 Riverside St Hwy 74, ca. 7.6 mi NE of Pinyon Flat Cmpgrd, S of Palm Desert 731 Comment
  SEINET3077253 Image available Adenostoma fasciculatum B. Pitzer 1986-5-24 231 Riverside Whitewater Canyon, ca. 5 mi N of Hwy I-10 on Whitewater Canyon Road. From N edge of hatchery to ca. 0.25 mi N of hatchery boundary. 732 Comment
  SDSU13509  Adenostoma fasciculatum var. fasciculatum W. Miller with C. Mosse 1972-7-20 Riverside West edge of aqueduct clearing overlooking view (S. gate). Comment
  UCR114756  Adiantum jordanii Scott D. White, D. E. Bramlet 1999-4-22 7230 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 Comment
  RSA457396  Agrostis exarata A. R. Roos 1937-8-19 10694 Riverside Idyllwild, San Jacinto Mountains. Comment
  UCSB37902  Agrostis exarata A. C. Sanders 1980-7-18 # 1668 Riverside collected 2.0 mi SW along Thomas Mountain Rd at Spillway Canyon, in the Thomas Mountains State Highway 74 - Spillway Canyon, State Highway 74 and Thomas Mtn. Rd. 1462 Comment
  UC1922837  Agrostis idahoensis Naomi Fraga, et al. 2006-7-11 1714 Riverside Peninsular Ranges; San Jacinto Mountains region: Mount San Jacinto State Park, Hidden Lake. Comment
  UCR71881  Alchemilla arvensis Joe Di Bernardo 1992-4-6 92- 01 Riverside Sonoran (Colorado) Desert, Coachella Valley, Palm Desert, condominium complex at Mountain Shadows Golf Course Comment
  RSA27526  Allionia incarnata I. L. Wiggins 1941-3-27 9682 Riverside South end of Coxcomb Mountains 8 miles northeast of Desert Center. Comment
  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
  UCR169942  Allionia incarnata Scott D. White, Jennifer H. Jones 2005-4-21 10942 Riverside Sonoran Desert, Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCR19401  Allionia incarnata Carl Epling, H. Lewis 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mountains Comment
  JOTR16734  Allium fimbriatum var. fimbriatum Wanrow, E. 1968-5-4 s.n. Riverside Joshua Tree National Park. RYAN MOUNTAIN PARKING LOT 1341 Comment
  JOTR32473  Allium fimbriatum var. fimbriatum Herskovits, Tasya, M. Harding 2011-5-20 9 Riverside Joshua Tree National Park. Little San Bernardino Mountains; near Ryan Mountain trailhead 1341 Comment
  SD67640  Allium haematochiton I. W. Clokey 1935-4-18 6555 Riverside Gavilan Peak, dry brushy flat. 600 Comment
  UCR174121  Allium haematochiton A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32612 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
  POM193710  Allium peninsulare var. peninsulare F. W. Peirson 1933-4-15 10649 Riverside Whitewater River, 4.5 miles above the bridge. 701 Comment
  UC3117  Allium praecox Mrs. Gregory 1892-1 Riverside San Jacinto Comment
  RSA759210  Allophyllum glutinosum Robt. Allen 2008-5-17 s.n. Riverside Bear Canyon Trail, trailhead near Ortega Hwy, across from San Juan Loop Trail 610 Comment
  RSA773119  Allophyllum violaceum Duncan S. Bell, Ryan Parker 2010-6-1 1230 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.1 air mile southeast of junction of Highway 74 and forest service road 5S15. 771 Comment
  UCR196896  Alnus rhombifolia A. C. Sanders, D. L. Sanders 2008-9-27 36102 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  UCR199723  Amaranthus blitoides Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10669 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
  UCR18434  Ambrosia confertiflora O. F. Clarke 1975-11-10 s.n. Riverside Box Springs Mtns., Two Trees Canyon 459 Comment
  UCR251771  Ambrosia confertiflora S. J. Myers 2014-7-2 s.n. Riverside Banning, SE of intersection of Westward Ave. and 8th St. Comment
  OBI23435  Ambrosia dumosa F. Seaman 1972-3-23 76 Riverside On outskirts of Palm Springs on US hwy 111 Comment
  RSA760806  Ambrosia dumosa Thomas Stoughton, Jackie McConnaughy, Andrew Monks, M. Volke 2010-4-22 157 Riverside N of I-10. Approx. 1.5 miles up Corn Springs Rd. 213 Comment
  RSA796018  Ambrosia dumosa Duncan S. Bell 2009-4-18 245 Riverside Arica Mountains; northeast of range, approximately 2.25 air miles southwest of the ghost town of Rice. 224 Comment
  SBBG7543  Ambrosia dumosa H. and M. Dearing 1936-12-25 2332 Riverside Thousand Palms Cyn Comment
  UCR120969  Ambrosia dumosa Jennie Phui 1998-6-3 106 Riverside Western Colorado Desert/San Jacinto Mtns., near Windy Point and Palm Springs Station, 6 miles NW of Palm Springs city limits, base of Mt. San Jacinto 366 Comment
  CLARK-A1528-5617  Ambrosia ilicifolia John C. Roos 1945-10-25 3147 Riverside Chuckwalla Mountains Comment
  RSA778882  Ambrosia ilicifolia Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-23 811 Riverside Chuckwalla Mountains, North side, Alligator ACEC off I-10, south of Desert Center, in hills above 'Granite Mine.' 396 Comment
  UCD128696  Ambrosia ilicifolia P. A. Munz; D. Keck 9-12 Apr 1922 4782 Riverside vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 457 Comment
  POM10073  Ambrosia psilostachya Charlotte M. Wilder 1904-7-14 358 Riverside Jurupa Hills, Wilders Canyon. Comment
  POM10301  Ambrosia psilostachya Anonymous 1903-10-19 385 Riverside Old stewart Ranch. West Riverside Comment
Read comments
Apr 7 2011
  UCR100498  Ambrosia pumila D. E. Bramlet 1997-7-18 2575 Riverside Elsinore Valley, Nichols Road Wetlands Area, c. 7.5 m NW of Nichols Road and 91 m west of Alberhill Creek; c. 366 m SW of the I-15 Fwy. Comment
  CAS-BOT-BC273020  Ambrosia salsola Marian L. Campbell 1921-3-19 74 Riverside Palm Springs Comment
  CAS-BOT-BC273028  Ambrosia salsola Munz; Street; Williams 1919-3-25 2321 Riverside Palm Canyon Comment
  CAS-BOT-BC273037  Ambrosia salsola Peter H. Raven 1958-1-24 11445 Riverside Desert alluvial fan of Fargo Canyon Comment
  RSA726820  Amorpha fruticosa Steve Boyd, Aydee Virgen 2004-4-13 10849 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UCR79992  Amorpha fruticosa Scott D. White 1992-9-2 765 Riverside San Jacinto Valley, Vicinity of Gilman Hot Spirngs, north side of San Jacinto River, and a thin strip tending north of the river & west of the Hot Springs. 451 Comment
  UC1084572  Amsinckia intermedia Francia Chisaki, Peter M. Ray 1952-4-6 2198 Riverside 1/4 mi w Cottonwood Springs; Joshua Tree National Monument Comment
  UCD119698  Amsinckia intermedia T. B. Salvato; Kent Beaman 2005-5-16 786 Riverside San Jacinto Mtn foothills: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 549 Comment
  SEINET3004994  Amsinckia menziesii G. Rink, M. Baker 2011-4-3 10422 Riverside Northwest of Blythe, east of the McCoy Mtns, desert pavement 170 Comment
  SD28018  Amsinckia tessellata Carl B. Wolf 1932-4-27 3037 Riverside Colorado Desert, Mecca-Blythe Road, 3/4 mile west of Utopia 149 Comment
Read comments
Dec 11 2011
  UCR52071  Amsinckia tessellata var. tessellata C. Huebner 1988-4-17 8- 13 Riverside Gavilan Hills, Harford Springs County Park; Gavilan Rd.; 1 mile east of Cajalco Rd. 732 Comment
  RSA403050  Amsonia brevifolia var. tomentosa Jack Rempel, de Forest 1935-4-14 s.n. Riverside Near Cottonwood Springs. Mohave Desert. Comment
Read comments
Jun 10 2012
  UCR49269  Anagallis arvensis Steve Boyd 1986-5-1 1804 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  RSA191392  Anagallis arvensis Robert F. Thorne 1967-10-27 6674 Riverside 5 mi. NW of Murrieta, Santa Rosa Ranch. Comment
  RSA608265  Anisocoma acaulis K. Watkins, Elizabeth McClintock 1937-4-10 s.n. Riverside Palms to Pines Highway: Near road to Shumway. Comment
  UC29461  Anisocoma acaulis H. M. Hall 1901-6-1 Riverside s side, wooded slopes and benches San Jacinto Mountains 1737 Comment
  RSA667099  Anredera cordifolia O. F. Clarke 1979-10-7 s.n. Riverside Riverside: abandoned orange orchard north of 1012 Spruce St. 305 Comment
  RSA633869  Antirrhinum coulterianum Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38103 Riverside San Jacinto Mountains: San Bernardino National Forest. Above James Reserve in Hall Canyon. 1677 Comment
  JOTR32149  Antirrhinum filipes La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2304 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  CLARK-A1528-5198  Antirrhinum nuttallianum John C. Roos 1966-4-29 Riverside Comment
  UCR41351  Antirrhinum nuttallianum N. M. Fellows, A. C. Sanders 1985-5-7 163 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
  UCR101326  Apiastrum angustifolium A. C. Sanders 1997-3-26 20119 Riverside Lake Skinner area, NW foot of the Tucalota Hills, 0.2 mi. east of main Skinner entrance road on a dirt service road 473 Comment
  OBI37485  Apium graveolens Steve Boyd 1985-7-23 1011 Riverside De Luz Rd, 7 mi W of Rancho Calif 366 Comment
  UCR177649  Arabis glabra S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail on slope above Juan Diego Flats, toward Reed Valley, NW of Cahuilla Mountain 1250 Comment
  RSA783063  Arabis pulchra J. D. Olmsted 1958-3-29 85 Riverside Joshua Tree National Monument. Drainage into Pinto Basin. 24 miles N of Jct between Cottonwood Pass and Cottonwood Spring Roads on the former, now become Pinto Basin Road. 991 Comment
  UCR201670  Arabis sparsiflora Scott D. White, Justin M. Wood 2008-6-19 12276 Riverside San Jacinto Mountains, meadows at Baldy Mountain 1677 Comment
  RSA629142  Arctostaphylos Jon E. Keeley 1992-7-17 16772 Riverside Rd. to Thomas Mtn. (5S15), 4.3 km north of Toolbox Spring. San Jacinto Mtns. 1920 Comment
  CAS-BOT-BC23123  Arctostaphylos glandulosa subsp. glandulosa John Thomas Howell 1931-5-30 6608 Riverside Santiago Peak, Santa Ana Mts. Comment
  RSA559459  Arctostaphylos glandulosa subsp. glandulosa Steve Boyd, T. S. Ross 1992-5-4 7208 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  RSA629365  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-6-16 16820 Riverside Hwy 234, 3 km N of Hwy 74, San Jacinto Mtns. 1520 Comment
  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
  RSA629440  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-16 16570 Riverside Red Mountain Road/Stanley Road, 11.7 km east of R3 on Stanley Road. 975 Comment
  POM254921  Arctostaphylos glandulosa subsp. zacaensis W. Pequegnat 1940-4-13 s.n. Riverside Bedford Road, Santa Ana Mts. 1098 Comment
  RSA1555  Arctostaphylos glandulosa subsp. zacaensis J. T. Howell 1928-7-8 1053 Riverside Santa Ana Mountains above Glen Ivy 1524 Comment
  UC1120226  Arctostaphylos glandulosa subsp. zacaensis R. St. John 1929-3-15 14 Riverside Poppet Valley San Jacinto Quadrangle Comment
  UC922081  Arctostaphylos glandulosa subsp. zacaensis Frank W. Gould 1943-4-18 2134 Riverside mt. slopes 8 mi e Idlewild Comment
Read comments
Sep 29 2011
  RSA139984  Arctostaphylos glandulosa var. adamsii A. E. Wieslander 1938-10-23 822 Riverside Idyllwild. 1524 Comment
  RSA631752  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19260 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA631818  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19257 Riverside Highway 79, 5 km west of Radec. 580 Comment
  RSA632655  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16523 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  SEINET3101882  Arctostaphylos glauca Marc A. Baker, with Michelle Cloud-Hughes 2011-6-10 17355 Riverside along Morris Ranch Road, 400m north of Kenworthy Station, 4km west of Butterfly Peak, west base of San Jacinto Mountains, Garner Valley, just east of Thomas Mountain Comment
  UC1979624  Arctostaphylos glauca D. L Banks, Steve Boyd 1995-3-30 0121 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. Comment
  UCR167779  Arctostaphylos glauca Richard Minnich 2002-10-28 s.n. Riverside Southern Mojave Desert, Little San Bernardino Mtns; SE of VABM Inspiration; near the second peak (c. 0.4 mi) NW of Salton View (Keys View) Parking Lot 1677 Comment
  RSA633539  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Melanie Baer-Keeley 1993-4-23 22664 Riverside Road to Santa Rosa Mountain. 2000 Comment
  RSA633607  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22519 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633614  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21754 Riverside Dirt road to Santa Rosa Mountain, 8.6 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1940 Comment
  RSA633623  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16697 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  RSA70823  Arctostaphylos parryana subsp. desertica F. W. Peirson 1921-3-21 2577 Riverside Gordon Trail from Andreas Canyon, east base of San Jacinto Mts. 1829 Comment
  CAS-BOT-BC44365  Arctostaphylos pringlei subsp. drupacea Munz; Johnston 1922-5-20 5490 Riverside Head of Hemet Valley, San Jacinto Mts. 1524 Comment
  POM367417  Arctostaphylos pringlei subsp. drupacea Gary D. Wallace 1964-4-25 s.n. Riverside San Jacinto Mts. Rd. to Idlewild Comment
  RSA635636  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-17 16737 Riverside Morris Ranch Rd. (6S06), 4.2 km east of Hwy 74, Garner Valley, San Jacinto Mtns. 1650 Comment
  RSA635647  Arctostaphylos pringlei subsp. drupacea Jon E. Keeley 1992-7-16 16613 Riverside Road to Santa Rosa Mtn. (7S02), 1.5 km south of Hwy 74. 1540 Comment
  RSA652425  Arctostaphylos pringlei subsp. drupacea Edward Kai 1970-5-21 s.n. Riverside Idyllwild off Hwy 74. 1524 Comment
  RSA635776  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16736 Riverside Morris Ranch Rd. (6S06), 4.2 km east of Hwy 74, Garner Valley, San Jacinto Mtns. 1650 Comment
  UC21839  Arctostaphylos pungens H. M. Hall 1901-6-12 2102 Riverside w side San Jacinto Mountains Comment
  UCD53745  Arctostaphylos pungens Richard Bates 1949-5-21 s.n. Riverside Along rail to Tahquitz Peak; San Jacinto Mtns. Comment
  RSA192300  Arctostaphylos rainbowensis H. A. Zuill 1966-6-5 203 Riverside San Mateo Canyon about 13 miles SW of Murrieta Comment
Read comments
Oct 23 2013
  RSA636174  Arctostaphylos rainbowensis Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19479 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
  UCR189791  Arctostaphylos rainbowensis Amy Rowland 2007-9-19 110 Riverside Peninsular Range; Santa Ana Mountains, San Mateo Canyon, by the Tenaja trailhead off Cleveland Forest Rd (west side, near restrooms). Found on on southwest side of trail 608 Comment
  SD232214  Arenaria macradenia subsp. macradenia Scott D. White, Justin M. Wood 2008-6-17 12182 Riverside San Jacinto Mountains: Garner Valley - Kenworhty Station (USFS). Meadow and adjacent uplands. 1378 Comment
  POM285872  Argemone munita subsp. munita Gerald B. Ownbey, Findley Ownbey 1954-8-7 2178 b Riverside 13.2 mi. of Idyllwild, Hemet Valley. 1372 Comment
  CAS-BOT-BC207134  Argythamnia lanceolata Marcus E. Jones 1906-4-27 s.n. Riverside Indio Comment
  RSA700953  Aristida adscensionis Gary D. Wallace 1982-5-15 2000 Riverside Palms to Pines Highway, 7 level hill. Comment
  GMDRC2038  Aristida californica var. californica J. Andre, T. La Doux 2006-4-11 6739 Riverside Pinto Basin: Pinto Basin: about 1 mi. N. of Pinto Basin Rd (paved) growing in the Sand Hill area, stabilized dunes. Elev. 1728 ft. 527 Comment
  CLARK-A1528-4478  Aristida parishii John C. Roos 1946-11-30 3162 Riverside Chuckwalla Mountains Comment
  CHSC108502  Aristida purpurea Naomi Fraga; Lisa Rojas 2005-2-10 1378 Riverside Colorado Desert; Northeastern colorado Desert region; Just north of Palen Pass Road, ca. 10 miles east of Hwy. 177. 365 Comment
  RSA782353  Aristida purpurea Stephanie Rockwood, Christi Gabriel 2011-10-18 132 Riverside Ford Dry Lake Area, Pallen Dunes Road. I10 exit 217. Chuckwalla Valley. 99 Comment
Read comments
Sep 10 2016
  UCD56512  Aristida purpurea J. C. Roos 1965-8-15 s.n. Riverside San Jacinto Valley, Gilman Hot Springs. Comment
  UCSB45567  Aristida purpurea Roos, John 1966-4-29 Riverside Rocky hills between March Air Force Base and Lakeview Comment
  UCSB51394  Aristida purpurea Roos, John 1965-6-23 Riverside Lost Palms Canyon, Eagle Mtns Comment
  UCR201658  Aristida purpurea var. longiseta Scott D. White, Justin M. Wood 2008-6-5 12063 Riverside San Jacinto Mountains, Quinn Flat Meadow 1396 Comment
  UCR19696  Aristida purpurea var. wrightii J. R. Holliday 1969-5-5 44 Riverside Peninsular Range; San Jacinto Mtns. Foothills, Hwy 79, 1.5 mi NW of Gilman Hot Springs, 200 yards north of the road junction 463 Comment
  RSA795117  Artemisia californica A. C. Sanders 2010-11-18 38692 Riverside Eastern edge of Corona, north end of 'radio tower' ridge, 1.85 mi. NNE (25 deg.) of El Cerrito, 1 mi. SSE (143 deg.) of Home Gardens, just east of large rock quarry. 399 Comment
  UC29674  Artemisia dracunculus Mrs. Gregory 1890-1 Riverside San Jacinto Comment
  RSA249447  Artemisia ludoviciana subsp. ludoviciana John F. Emmel 1973-4-7 425 Riverside Twin Pines Creek, at north base of San Jacinto Mts., ca. 1 1/2 air miles SW of Cabazon. 2073 Comment
  SD137910  Artemisia tridentata subsp. tridentata Darin L. Banks, Steve Boyd 1995-10-26 836 Riverside Northwest Palomar Mountains; Agua Tibia Mountains, along the Woodchuck Road, north of Woodchuck Campground. 519 Comment
  RSA0034596  Asclepias albicans Scott D. White 2001-4-3 8234 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10/SR 111. 396 Comment
  RSA0104763  Asclepias californica D. L. Banks 1995-4-11 176 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the Dripping Springs Trail. 829 Comment
  RSA773105  Asclepias californica Duncan S. Bell, Joy England 2010-6-14 1297 Riverside San Bernardino National Forest: Garner Valley, approximately 3 air miles southeast of junction of forest service road 6S04 and forest service road 6S13. Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 1384 Comment
  UC22959  Asclepias californica H. M. Hall June 1901 2159 Riverside Vandeventer Flat San Jacinto Mountains 1432 Comment
  UC218669  Aspidotis californica Munz and Harwood 1920-2-28 3236 Riverside 2 mi se Corona 274 Comment
  UC68632  Astragalus aridus H. M. Hall Apr, 1905 5937 Riverside McCoy Marsh , Mc Coy Marsh (Colorado Desert) 91 Comment
Read comments
Sep 5 2011
  RSA0014455  Astragalus didymocarpus Justin M. Wood, J. Miner 2010-4-29 1528 Riverside Coachella Valley: Bermuda Dunes. Near intersection of Avenue 38 and Varner Rd. 37 Comment
  RSA27419  Astragalus didymocarpus var. dispermus C. L. Hitchcock 1940-4-4 5953 Riverside Pinto Basin. Comment
  RSA45537  Astragalus didymocarpus var. dispermus J. C. Roos 1949-3-9 4113 Riverside Near Indio Comment
  CAS-BOT-BC178446  Astragalus douglasii var. parishii Philip A. Munz 1937-5-30 15138 Riverside Santa Rosa Peak 2346 Comment
  RSA210969  Astragalus douglasii var. parishii C. W. Tilforth 1969-7-25 228 Riverside Arroyo Seco Creek, So. of Dripping Springs Camp Ground, c. 10 mi. E of Temecula. Comment
  RSA1785  Astragalus filipes C. B. Wolf 1931-5-11 s.n Riverside Near Pipe Creek, Hemet Valley, San Jacinto Mtns. 1616 Comment
  CAS-BOT-BC186903  Astragalus insularis var. harwoodii Peter H. Raven 1958-2-16 11625 Riverside Just west of Blythe Air Field Comment
  CAS-BOT-BC187104  Astragalus lentiginosus var. borreganus Ivan Johnston 1917-4-4 1065 Riverside Whitewater Comment
  UC862626 Image available Astragalus lentiginosus var. coachellae Alice Eastwood 1913-4-30 3116 Riverside Palm Springs Comment
  POM229797  Astragalus leucolobus P. A. Munz 1937-5-30 15134 Riverside Santa Rosa Peak. 2409 Comment
  UCR23854  Astragalus nuttallianus John C. Roos 1958-3-15 s.n. Riverside Sonoran (Colorado) Desert, 3 mi. SE of Desert Center, Chuckwalla Mtns. Comment
  RSA90703  Astragalus nuttallianus var. cedrosensis F. W. Peirson 1922-4-9 584 Riverside Murray Canyon, near Palm Springs Comment
  SD134453  Astragalus pachypus var. jaegeri Craig Reiser 1990-7-1 Riverside Vail Lake, tip of peninsula jutting into lake from south Comment
  PASA2745  Astragalus pomonensis Frank W. Peirson 1920-6-6 7696 Riverside Dripping Spring, Temecula River 457 Comment
  POM26493  Astragalus pomonensis Marcus E. Jones 1903-5-11 s.n Riverside Banning. 701 Comment
  RSA608371  Astragalus pomonensis L. C. Wheeler 1930-4-16 s.n Riverside San Jacinto. Comment
  UCR139183  Astragalus pomonensis Virginia Moran 2003-4-23 s.n. Riverside March Air Force Base, west of I-215, in vegetation sampling plot set up by Center for Natural Lands Management 488 Comment
  CAS-BOT-BC66099  Athyrium filix-femina var. cyclosorum G. B. Grant 1901-8-1 4514 Riverside Strawberry Val. S. Jacinto Mts. Comment
  JEPS35951  Atrichoseris platyphylla W. L. Jepson 1927-4-12 11660 Riverside Painted Canyon Mecca Hills, Painted Canyon Comment
  CLARK-A1528-393  Atriplex canescens Charlotte Stocks 1951-9-15 Riverside Coachella Indio 7.5'Q Comment
  CLARK-A1656-894  Atriplex canescens Lois Ann Scott 1977-11-18 Riverside Palm Springs Comment
  UC538043  Atriplex canescens W. M. Ingram October 1934 Riverside Edom Comment
  UCR41323  Atriplex canescens N. M. Fellows 1984-11-12 31 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  RSA289864  Atriplex canescens subsp. canescens B. A. Prigge 1980-12-15 4108 Riverside Coachella Valley Stormwater Channel: 3 miles S of Mecca where Lincoln Street crosses channel. -67 Comment
  HSC4322  Atriplex canescens var. linearis L. S. Rose 1966-12-11 66096 Riverside Palm Springs 152 Comment
  OBI60302  Atriplex coronata var. notatior Marc Baker, Robert Johnson 1990-1 Riverside Comment
Read comments
Dec 9 2014
  RSA528049  Atriplex coronata var. notatior D. E. Bramlet, A. Parikh 1990-6-14 2037 Riverside Ca. 6.5 km Sw of Hemet just W of Warren Ave. at Steson Ave. & MWD canal; in cow pasture ca. 400m N of Stetson Ave. 457 Comment
  CAS-BOT-BC520433  Atriplex elegans Jeremiah George 2014-12-11 s.n. Riverside San Gorgonio Pass Region: Beaumont, just S of W. 4th St. at end of small paved spur road, area boxed in by commercial development 772 Comment
  CAS-BOT-BC334494  Atriplex elegans var. elegans R. E. Riefner, Jr. 2013-8-17 13 -190 Riverside City of Lake Elsinore, along Collier St. and Hwy 74 S to Temescal Wash. 393 Comment
  CAS-BOT-BC248269  Atriplex glauca R. E. Riefner, Jr. 2002-12-12 02 -521 Riverside Peninsular Range; Temescal Canyon Mouth: city of Corona, along Magnolia Ave. off-ramp on southwest side of Hwy I-15 216 Comment
  UCR208440  Atriplex glauca R. E. Riefner Jr. 2006-8-22 06- 399 Riverside city of Corona, vicinity of Green River Road and Palisades Drive 61 Comment
  CAS-BOT-BC170255  Atriplex hymenelytra W. F. Anderson 1925-12-1 s.n. Riverside Indio Comment
  RSA696717  Atriplex lentiformis J. R. Bruff 1927-10-8 1 -C Riverside Thousand Palms. Comment
  SEINET3105989  Atriplex lentiformis subsp. lentiformis Sears 1978-4-12 1179 Riverside 8 mi. NE of Desert Center, beside roadside. 158 Comment
  CLARK-A1528-5395  Atriplex polycarpa John C. Roos 1943-12-19 2763 Riverside Pushawalla Wash Comment
  UC1929667  Atriplex rosea Scott D. White 2003-6-9 9523 Riverside PERRIS BASIN: Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. Comment
  RSA602490  Atriplex suberecta P. J. MacKay 1996-10-3 23 Riverside Menifee Valley: SE corner of Hwy 215 and Newport R., adjacent to Newport, gully behind Ralph s shopping center. 434 Comment
  RSA716386  Avena barbata Scott D. White, Angelia Carey 2004-4-5 9994 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR177506  Avena barbata S. J. Myers, John Green 2003-4-23 s.n. Riverside San Jacinto Mtns., powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1128 Comment
  RSA595315  Avena barbata D. L. Banks, Victor Steinmann 1996-4-20 887 Riverside NW Palomar Mountains; Agua Tibia Mountains; N face of Dorland Mtn., on the W side of the Dorland Mountain Arts Colony; Along the road to the Dorland Mountain Arts Colony;, approximately 100 m S from its junction with Hwy. 79. Area just north of Sec.19. 484 Comment
  SEINET9793566 Image available Avena barbata Richard Carter 2005-6-25 Riverside west side of Hemet by Hwy. 74/79; vacant lot north side hwy., vic. California Avenue; USGS Winchester Quad. Comment
  UCR2187  Avena fatua F. M. Reed 1906-10-22 1198 Riverside Riverside, Blaine Street near Chicago Avenue 287 Comment
  RSA741420  Azolla filiculoides Justin M. Wood 2008-12-2 257 Riverside City of Temecula, Murrieta Creek, downstream of 1st street bridge. 290 Comment
  UCR25196  Baccharis brachyphylla John C. Roos 1950-12-2 5028 Riverside Sonoran (Colorado) Desert, Eagle Mountains, Munsen ['Monson'] Canyon 1067 Comment
  RSA0040118  Baccharis emoryi Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC within Upper San Andreas Oasis, 1 mile south of oasis. Comment
  CAS-BOT-BC106746  Baccharis salicifolia S. B. Parish; W. F. Parish 1880-11-1 726 Riverside Bannings Comment
  POM10239  Baccharis salicifolia Charlotte M. Wilder 1904-3-19 s.n. Riverside Wilders Canyon, Jurupa Hills Comment
  UCR166164  Baccharis salicifolia John F. Green 2005-2-10 s.n. Riverside Peninsular Range, E of Temecula, Rancho California, SE of intersection of Mesa Verdugo and Calle Vista, N of Pauba Valley and south of Buck Mesa 430 Comment
  CAS-BOT-BC106631  Baccharis salicina Lewis S. Rose 1945-12-23 45302 Riverside Palm Springs - Colorado Desert 137 Comment
  RSA0086782  Baccharis sarothroides R. G. Swinney 1967-5-26 14063 Riverside Snow Creek. 457 Comment
  POM4926  Bahiopsis parishii I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon 305 Comment
  RSA704862  Bahiopsis parishii J. B. B. 1934-6-18 527 Riverside Snow Creek; base of San Jacinto. Comment
Read comments
Feb 16 2013
  RSA770449  Bahiopsis parishii Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4561 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC64810  Baileya pauciradiata E. E. Schellenger 1904-10-16 35 Riverside 2 mi s Palm Springs Comment
  UCR42405  Baileya pauciradiata J. M. Stewart 1986-3-3 86- 16 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, east of Desert Center, east of the dry lake south of Palen Dry Lake Comment
  HSC101253  Baileya pleniradiata Jim Andre 2012-3-19 21360 Riverside Palen Valley; along Palen Pass Rd. (dirt), 1.2 mi. east of Hwy 177. 184 Comment
  UC724347  Baileya pleniradiata Aven Nelson, Ruth A. Nelson 1939-3-30 3339 Riverside between Mecca and Blythe, hwys 60 and 70 Comment
Read comments
Feb 3 2011
  RSA802094  Barbarea orthoceras Duncan S. Bell, Caitlin Elam, Carrie Kiel 2013-6-5 4985 Riverside In Strawberry Creek below Strawberry Valley approximately 2.25 air miles southwest of Idyllwild. Comment
  POM46891  Bebbia juncea Mary F. Spencer 1918-4-7 775 Riverside Palm Springs. 168 Comment
  RSA0002511  Bebbia juncea M. B. Dunkle 1935-4-17 4556 Riverside W. of Wiley Well. Colorado Desert. Comment
  UC1119032  Bebbia juncea var. aspera R. St. John 1931-1-29 178 Riverside Plot 52 Elsinore Elsinore 457 Comment
  UC51597  Bebbia juncea var. aspera Jos. Burtt Davy 1902-4-2 Riverside Salton Comment
  UC893872  Bebbia juncea var. aspera I. W. Clokey 1935-4-17 6966 Riverside Shavers Wells Comment
Read comments
Dec 13 2011
  RSA0008555  Berberis nevinii J. C. Roos, Lucille Roos 1949-5-21 4321 Riverside Near Vail Dam, 2 miles north of Dripping Springs, southwestern Riverside County. Comment
  SEINET6426074  Bergia texana A. C. Sanders, Mitch Provance 1999-1 23132 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi S of Eden Hot Spr. 433 Comment
  RSA276745  Bernardia incana John F. Emmel 1978-2-27 589 Riverside Eagle Mountains; canyon 0.4 air mile due South of Conejo Well. 1067 Comment
  RSA592680  Bernardia incana Scott D. White, Duayne Haselfeld 1996-7-2 4257 Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  UCR120536  Berula erecta D. E. Bramlet 2000-8-30 3066 Riverside Lake Skinner Regional Park. Tucalota Creek, just east of the equestrian bridge which crosses the creek. 1400-1500 ft north of the dirt service road (1487), and 2,600 - 2,700 ft. SE of the service road in Section 6 (1516) 470 Comment
  RSA701744  Bloomeria crocea Steve Boyd, Valerie Soza 2004-6-22 11541 Riverside Western flank of the range in Hall Canyon, at the south end of Lake Fulmor, just north of Hwy 243. 1646 Comment
  UC1929906  Bloomeria crocea Scott D. White 2004-4-26 10240 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. Lake Fulmore 7.5' Quad. Comment
  SEINET8466124 Image available Bloomeria crocea B. Fuchs 1968-5-15 12 Riverside Riverside County, California HWY 71, southwest of Lake Elsinore Comment
  SD148277  Bloomeria crocea var. crocea A. C. Sanders, Steven R. Hill 2001-5-4 24124 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Road, hills on both sides of gas pipeline routh; Bachelor Mountain 7.5' quad. Between shrubs in coastal sage. 366 Comment
  JEPS53176  Boechera californica Carl V. Meyer Jun 1927 169 Riverside Idyllwild-Keen Camp Road San Jacinto Mts. 1524 Comment
  RSA0107274  Boechera johnstonii John F. Emmel 2001-4-28 1699 Riverside San Jacinto Mts.; Garner Valley; NE-facing slope 0.2 air mile S of trailhead parking area for Ramona Trail. 1377 Comment
  JOTR33743  Boechera pulchra La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2742 Riverside Joshua Tree National Park. Northern edge of Hexie Mountains; Granitic bedrock slopes and outcrops (Stop 4) Comment
  RSA770620  Boerhavia Robert F. Thorne 1966-10-15 41813 Riverside Dead Indian Canyon: Near Palm Desert at foot of Palms to Pines Highway. Comment
  UCR163070  Boerhavia intermedia B. G. Pitzer, G. R. Ballmer 2000-10-14 4221 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
  UCR26230  Boerhavia triquetra John C. Roos 1946-11-29 3178 Riverside Sonoran (Colorado) Desert, S foot of Eagle Mtns [near Lost Palms Canyon?] Comment
  JOTR32411  Boerhavia triquetra var. intermedia Harding, Mitzi, T. Herskovits, D. Shade 2011-8-11 3 Riverside Joshua Tree National Park. Valley west of Pinto Mountains along Rte 11; Belle Campground; Gravelly flats with granitic boulder outcrops 1154 Comment
Read comments
May 18 2013
  CAS-BOT-BC434549  Boerhavia wrightii Schellinger 1904-10-15 s.n. Riverside Plack [Black] Point, Palo Verde Valley Comment
  RSA0043064  Bouteloua aristidoides Duncan S. Bell, LeRoy Gross 2014-3-20 6268 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  UCR265471  Bouteloua aristidoides Jordan Zylstra 2014-8-17 14025 Riverside Santa Rosa Mountains, vicinity of Pinyon Flat and head of Cactus Springs Trail, south of Hwy 74 1280 Comment
  SEINET3920388  Bouteloua barbata Faulkner 1978-3-21 338 Riverside 9 miles N. of Blythe on Hwy 95.; 0 152 Comment
  UCD56845  Bouteloua barbata Geoffrey Levin 1976-10-17 1178 Riverside Box Canyon. About 11 miles east of Mecca. Mecca Hills. Salton Sea Basin. 91 Comment
  RSA701038  Bouteloua barbata var. barbata J. Travis Columbus, R. K. Benjamin, C. D. Columbus, M. D. Wall 1999-6-10 3206 Riverside U.S.A., California, Riverside Co., Valle Vista (just E of Hemet), along Bautista Rd. 0.8 rd. mi. E of jct. with Fariview Ave., area cultivated in citrus. 600 Comment
  SEINET7294492 Image available Bouteloua barbata var. barbata Louis B. Ziegler 1967-1 s.n. Riverside Dry valley floor, lower edge of Yellow Pine Belt; Hemet Valley, San Jacinto Mts. 1402 Comment
  CAS-BOT-BC145639  Bouteloua curtipendula var. caespitosa John C. Roos 1946-8-27 2786 Riverside Near Pinon Flats, Santa Rosa Mountains. 1371 Comment
  SEINET2042329 Image available Brandegea bigelovii B. Pitzer 1989-4-15 1285 Riverside Chocolate Mountains Aerial Gunnery Range. Large wash crossing Ridgeline Rd. (Frink quad: UTM 11S: PH-050N, 397E) 700 Comment
  UCR29883A  Brandegea bigelovii David J. Keil, M. G. McLeod, D. Walters 1977-3-27 12059 Riverside Sonoran (Colorado) Desert, along Box Canyon Road, c. 20 [c. 10-15] mi. ENE of Mecca in Orocopia Mtns. 274 Comment
  UCR103899  Brassica geniculata B. G. Pitzer 1997-4-12 3127 Riverside Lakeview Mtns, Pulsar View Road, c. 3/4-1 mi. by road uphill from the base of the hills at the end of Warren Road (very short dirt road); c. 1 mi. airline NE of Juniper Flats Road. Approx. 0.9 mi. airline SW of Mt. Rudolph (measured from BM 'Nelson'). 610 Comment
  CAS-BOT-BC36842  Brassica tournefortii J. Beley 1974-2-20 0391 Riverside Snow Creek Road near Palm Springs Depot. Comment
  UCR104854  Brassica tournefortii George K. Helmkamp, E. A. Helmkamp 1998-2-18 2723 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley; 0.3 mi south of Chuckwalla Rd. on Graham Pass Rd. 122 Comment
  UCR174152  Brassica tournefortii A. C. Sanders, T. B. Salvato, Kelly Volansky, Michelle Balk 2006-5-24 32527 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
  UCR59183  Brassica tournefortii A. C. Sanders, O. F. Clarke 1989-4-5 9034 Riverside Box Springs Mtns, On the E edge of Riverside, at end of the dirt road in Two Trees Canyon Comment
  UCR93041  Brassica tournefortii Scott D. White 1995-3-30 2647 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  RSA0063254  Brassica tournefortii J. B. Feudge 1927-2-25 1660 Riverside Coachella, Colorado Desert. Comment
  CAS-BOT-BC106343  Brickellia atractyloides var. arguta Philip A. Munz 1937-5-29 15150 Riverside Deep Canyon, Santa Rosa Mts. 1066 Comment
  SEINET272197  Brickellia californica A. C. Sanders, T. Tennant; A. Montalvo & B. Wagner 1997-11-20 21610 Riverside Lake Skinner reserve area: Diamond Valley canyon along Rawson rd. going into hills toward Crown Valley. 509 Comment
  UC76424  Brickellia californica Miss M. Alice King 1893-1 Riverside Menifee Comment
  UCR13707  Brickellia desertorum N. R. Zabriskie, N. Bercovitz 1971-11-15 463 Riverside Western Colorado Desert/ San Jacinto Mtns, Andreas Canyon, E slope San Jacinto Mtns. 306 Comment
  UCR279367  Brickellia desertorum A. C. Sanders, Jim Malusa 2017-3-24 42979 Riverside Sonoran (Colorado) Desert, northern end of Chocolate Mountains, in canyon draining south toward Iris Wash, c. 3.5 km ESE of Iris Pass 701 Comment
  SEINET10389830  Brickellia incana A. C. Sanders, Jim Malusa 2015-9-10 41848 Riverside Salt Creek Canyon, along Summit Road c. 1.5 miles above mouth of Red Canyon, edge of Chocolate Mountains Aerial Gunnery Range 433 Comment
  CAS-BOT-BC100608  Brickellia oblongifolia var. linifolia H. M. Hall 1901-6-1 2142 Riverside San Jacinto Mountains, Easetern base, along the borders of the Colorado Desert Comment
  UC501618  Brodiaea filifolia Frank W. Peirson 1930-5-10 8772 Riverside 1 mi E of Perris 457 Comment
  UCR18656  Brodiaea filifolia John C. Roos 1952-5-14 5667 Riverside Perris-Aguanga Basin region, 1 mi east of Perris along the San Jacinto River 427 Comment
  RSA679169  Brodiaea terrestris subsp. kernensis Fred M. Roberts 2003-6-1 5883 Riverside Elsinore Mtns., Elsinore peak, 0.2km SW summit. 1075 Comment
  SEINET14623185  Bromus F. S. Crosswhite 1961-1-22 1710 Riverside along Chicago Ave. 183 Comment
  SEINET3921446  Bromus arizonicus Beecher Crampton 1963-5-7 6778 Riverside Riverside, jct. of Pennsylvania and Iowa aves.; 0 Comment
  UC50578  Bromus berteroanus Dr. A. Davidson Riverside Banning Comment
Read comments
Mar 21 2011
  UC1925783  Bromus laevipes Naomi Fraga, Sarah De Groot, Valerie Soza 2004-6-28 1286 Riverside Peninsular Ranges; San Jacinto Mountains region: Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. Comment
  UCD59074  Bromus orcuttianus var. hallii Peter Kamb 1948-7-3 1141 a Riverside Hall Canyon, San Jacinto Mtns. 1645 Comment
  RSA612783  Bromus rubens D. L. Banks, Victor Steinmann 1997-3-13 1419 Riverside NW Palomar Mountains, Agua Tibia Mountains: In the Redhawk Housing Development, north of the Pechanga Indian Reservation. The hills south of the intersection of Marge Place and Tehachapi Pass (south of Redhawk Parkway). 378 Comment
  UCR172140  Bromus rubens A. C. Sanders 2006-5-11 32256 Riverside Warm Springs Valley, N edge of city of Lake Elsinore, 35 acre parcel south of the intersection of Collier Ave. and Riverside Dr., NE of Alberhill Crk., NW of Enterprise Way 389 Comment
  UCR234225  Bromus rubens A. C. Sanders, John F. Green 2012-3-20 39979 Riverside Peninsular Range; Elsinore Trough, Lake Elsinore, Collier Ave. at 3rd St., just south of I-15 Fwy 389 Comment
  RSA314627  Bromus rubens R. F. Thorne, F. R. Fosberg, Sachet, Herbst 1983-4-23 55423 Riverside San Bernardino Mountains: Mouth of Whitewater Canyon, east of Whitewater Post Office at south end of ridge. 412 Comment
  RSA161350  Caesalpinia virgata Percy C. Everett, Nick Lolonis 1963-5-3 24492 Riverside SE. corner of Colima & Obregon Sts., LaQuinta western edge of Colorado Desert. 91 Comment
  RSA167552  Caesalpinia virgata R. F. Thorne, Robert L. Rutherford 1964-4-12 33656 Riverside 1 mile W of turnoff to Cottonwood Wells [Springs]. Larrea desert scrub along Hwy. 60-70. Comment
  UC56941  Caesalpinia virgata Dr. A. A. Davidson Riverside Palm Springs Comment
  OBI8373  Calandrinia ciliata David J. Keil, Malcolm McLeod 1977-3-26 12015 Riverside 8 mi NW of Lake Elsinore State Recreation area along Calif 71 366 Comment
  UCR35005  Calia secundiflora L. B. Ziegler 1976-8-25 552 Riverside San Jacinto Valley, upper part of valley on slopes below the hills on east side 457 Comment
  UC3382  Calochortus concolor H. M. Hall Jun 1901 2285 Riverside vicinity Chalk Hill; San Jacinto Mountians 1524 Comment
  POM48587  Calochortus invenustus Mary F. Spencer 1919-6-20 1353 Riverside Idyllwild. San Jacinto Mountians. 1616 Comment
  SD63338  Calochortus invenustus Walter Bertsch 1957-6-29 948 Riverside Desert slope of Toro Peak, Santa Rosa Mountains. 2660 Comment
  UC3393  Calochortus invenustus H. M. Hall Jul 1901 2475 Riverside Tauquitz Valley San Jacinto Mountains 2712 Comment
  UCR20921  Calochortus invenustus A. C. Sanders 1978-7-3 s.n. Riverside San Jacinto Mountains, along old fire road between the James Reserve and the Black Mountain Road 1677 Comment
  RSA580942  Calochortus plummerae D. E. Bramlet 1994-6-16 2385 Riverside Lake Skinner County Park: in Tucalota hills area. Alongside existing equestrian trail, S of existing access road (BM 1487). 494 Comment
  RSA663321  Calochortus plummerae Mitch Provance 1998-6-9 631 Riverside Jurupa Mountains: SE Pyrite Canyon, ca .3 km NW of the Jurupa Mountains Culture Center. 366 Comment
  RSA773596  Calochortus plummerae Duncan S. Bell, Ryan Parker 2010-6-15 1308 Riverside San Bernardino National Forest: Rouse Ridge, approximately 0.9 air mile southeast of junction of Highway 74 and forest service road 5S15., Field surveys for potential habitat for the endangered Quino Checkerspot butterfly. 740 Comment
  RSA496570  Calochortus splendens Bill Wagner 1988-4-5 s.n. Riverside NW of Murrieta. 381 Comment
  RSA674712  Calycadenia tenella Scott D. White 2000-5-1 7748 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  RSA532560  Calycoseris parryi D. Bramlet 1991-5-9 2134 Riverside North Domenigoni Hills Comment
  SD27985  Calycoseris parryi Carl B. Wolf 1932-4-29 3107 Riverside Blythe, Rice Road; 9 miles south of Brown's Well. 800 Comment
  POM351419  Calycoseris wrightii M. B. Dunkle 1937-3-25 4905 Riverside East of Indio, Colorado Desert. Comment
  RSA49375  Calycoseris wrightii Philip A. Munz 1949-4-12 13038 Riverside Mojave Desert, SE part of Pinto Basin. sandy wash Comment
  SEINET5764663 Image available Calyptridium monandrum Ivan Johnston 1917-4-4 13784 Riverside Palm Springs, Near Palm Springs. Comment
  UCR178002  Calyptridium monandrum 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 1189 Comment
  UCR176684  Calystegia macrostegia R. D. Goeden, Don W. Ricker 1965-6-10 s.n. Riverside Peninsular Range, Murrieta Township, Rancho Pauba, Hwy 71 [=79] at Temecula River Comment
  UCR256757  Calystegia macrostegia subsp. arida T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr 2014-4-22 7891 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
  RSA543734  Calystegia macrostegia subsp. intermedia Steve Boyd, Timothy S. Ross, Mike Hammitt, Bob Boyd 1991-5-2 6069 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  UCR115933  Calystegia sepium subsp. binghamiae Mitch Provance, Steve D. Boyd 1999-9-14 1780 Riverside Riverside, Riverbottom along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River at the Mission Bridge, along bike path, vicinity of old Boy Scout camp 238 Comment
  CAS-BOT-BC199280  Calystegia sepium subsp. limnophila S. B. Parish 1903-10-15 5334 Riverside Riverbottom along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River at the Mission Bridge, along bike path, vicinity of old Boy Scout camp 238 Comment
  UCR118780  Camissonia A. C. Sanders, G. K. Helmkamp 1997-3-15 19931 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 518 Comment
  UCR259206  Camissonia Mitch Provance 2012-4-23 412- 13 Riverside San Gorgonio Pass, south of Banning, between the east end of Bobcat Rd. and the KOA campground on San Gorgonio Ave., in Montgomery Creek near its confluence with Smith Creek 681 Comment
  RSA315552  Camissonia bistorta Robert F. Thorne, Fosberg, Sachet, Herbst 1983-4-23 55481 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  RSA556490  Camissonia bistorta Julie Greene 1993-3-13 1062 Riverside On slope by trailers. 427 Comment
  RSA688850  Camissonia bistorta Scott D. White, Michael Honer 2003-5-13 9260 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon washWhitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
  SEINET4680889  Camissonia bistorta J. S. Ross, T. Tennant; G. White 1998-5-21 MOR 205 Riverside San Bernardino Mountains: Morongo Indian Reservation, Hathaway Canyon, about 0.55 miles of the junction of the lower and upper canyons.; 0 1040 Comment
  UCR228928  Camissonia bistorta A. C. Sanders 2011-4-6 39009 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
  RSA75404  Camissonia boothii subsp. condensata F. W. Peirson 1922-4-9 s.n. Riverside Palm Canyon Region, near Palm Springs. Comment
  RSA135257  Camissonia brevipes subsp. brevipes Peter H. Raven 1958-1-24 11440 Riverside Colorado Desert. with parents, only a few individuals and parents rarely growing together, on desert alluvial fan of Fargo Canyon. Comment
  RSA504968  Camissonia brevipes subsp. brevipes D. Charlton 1988-2-18 1150 Riverside Little San Bernardino Mountains. south side of range. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Monument, parallel to I-10. 5 miles E of Junction of Dillon Road and Fargo Canyon Road. 762 Comment
  RSA748372  Camissonia californica Justin M. Wood 2009-3-26 406 Riverside [Coachella Valley:] Bermuda Dunes; Avenue 38, between Washington St and I-10. 37 Comment
  RSA515202  Camissonia cardiophylla Steve Boyd, Orlando Mistretta 1986-3-13 1476 Riverside West Side Palen Mts: NE of Desert Center; first large canyon at NW tip of western segment of range. Comment
  POM14023  Camissonia claviformis subsp. aurantiaca P. A. Munz, D. Keck 1922-4-9 4913 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  RSA135302  Camissonia claviformis subsp. aurantiaca Peter H. Raven 1958-2-16 11626 Riverside Just west of Blythe Air Field. Comment
  RSA4891  Camissonia claviformis subsp. aurantiaca Carl B. Wolf 1932-4-27 3007 Riverside Palm Springs. 152 Comment
  SEINET3141312  Camissonia claviformis subsp. claviformis R. W. Spellenberg 2001-3-25 13215 Riverside 5 km W of Blythe at junction of California. Hwy. 78 and IH-10 90 Comment
  RSA0024812  Camissonia claviformis subsp. peirsonii Duncan S. Bell, Kim Clark, Bob Ellis, Pam McKay, Jim Pittman, Gene Ratcliff, Ed Schlegel, Felicia Sirchia 2013-2-24 4465 Riverside Orocopia Mountains; south end of range, north of the Coachella Canal, approximately 3 air miles northeast of Dos Palmas Springs. 182 Comment
  SDSU3354  Camissonia confusa H. Wedberg 1958-5-17 302 Riverside About 7.4 miles from railroad station at Banning on road to Idyllwild. Comment
  UCR116886  Camissonia graciliflora A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24217 Riverside Perris-Aguanga Basin region, Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte 513 Comment
  SEINET7040180  Camissonia graciliflora A. G. Vestal 1962-3-29 Riverside 4.2 miles east of Murrietta [near Murrietta Hot Springs]. UTM Zone 11, 487862mE, 3712342mN. 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
  RSA449226  Camissonia ignota N. C. Cooper 1949-6-29 4381 Riverside East side of San Jacinto Mountains. 457 Comment
  UCR281527  Camissonia ignota Mitch Provance, Matt K. Beyers, John Hazlett 2017-3-30 317- 93 Riverside Temescal Valley, S of the 15 Fwy., 0.3 miles W of Hostettler Rd. 384 Comment
  SEINET3142508  Camissonia pallida A. L. Reina G., TR Van Devender 2003-3-30 2003 -316 Riverside Palm Springs 159 Comment
  UCR177151  Camissonia pallida Scott D. White, Michael Honer 2003-4-25 9092 Riverside San Bernardino Mtns, Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm, west side of road 671 Comment
  UCR69746  Camissonia pallida N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 173 B Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  RSA339675  Camissonia pallida subsp. pallida Robert F. Thorne, C. W. Tilforth 1980-5-28 54218 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
  JOTR31936  Camissonia refracta La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2174 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash with gradual, loose slopes on either side; draining into west Pinkham Wash Comment
  UCR102948  Camissonia refracta George K. Helmkamp 1998-4-4 3168 Riverside Sonoran (Colorado) Desert, 7.1 miles north of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station 305 Comment
  RSA454105  Camissonia strigulosa N. C. Cooper 1945-5-24 1644 Riverside Big Oaks Canyon, Banning. 1220 Comment
  UC56459  Camissonia strigulosa H. M. Hall Apr. 1903 3842 Riverside Moreno Valley Comment
Read comments
Mar 20 2011
  POM9585  Camissonia strigulosa I. M. Johnston 1920-5-8 s.n. Riverside Near Wineville [RR Station] in sand by road. [Wineville = Mira Loma] Comment
  UC1602314  Camissonia strigulosa Alderson 463 Riverside Comment
  JEPS31569  Camissoniopsis bistorta W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1422 Riverside Van Deventer's Flat Santa Rosa Mts. Comment
  SD133053  Camissoniopsis bistorta Scott White 1991-5-13 91 146 Riverside Highway 79, immediately west of U. S. Forest Service Campground at Dripping Springs. 548 Comment
  UC454581  Camissoniopsis bistorta I. J. Condit 1910-6-24 Riverside Idyllwild San Jacinto Mts. 914 Comment
Read comments
Mar 21 2011
  UCD103421  Camissoniopsis bistorta C. L. Hitchcock 1966-3-15 24173 Riverside 4 miles NE of Aquanga. Comment
  SDSU3360  Camissoniopsis hirtella H. Wedberg 1958-3-30 190 Riverside Between Upper San Juan Campground and Highway 74, north-west from the actual campground and over the stream. On dry gravelly slope. Comment
  OBI29872  Camissoniopsis ignota Melissa Luckow, Rhonda Riggins 1982-4-15 829 Riverside Hwy 371, 1.2 mi N of jctn with hwy 79 in Aguanga Comment
  JEPS33743  Camissoniopsis pallida subsp. pallida Marjorie D. Clary 1932-4-4 1531 Riverside nw Indio; Colorado Desert, Deep Canyon 91 Comment
Read comments
Nov 1 2011
  UCR109466  Cardamine parviflora A. C. Sanders 1995-2-6 15915 Riverside City of Riverside, UCR campus 367 Comment
  UCR125999  Cardaria draba Robert Hamilton 2003-2-6 s.n. Riverside Riverside, vacant field on Monroe St. SE of California Ave. 232 Comment
  RSA728659  Cardionema ramosissimum R. E. Riefner 2006-5-30 06 -216 Riverside Temecula Valley, Rainbow Canyon Rd. ca. 0.7 mi. N of Pechanga Pkwy., near SW corner of the Temecula Creek Golf Course. 340 Comment
  UCR109649  Carex T. W. Fisher, R. E. Orth 1964-6-25 s.n. Riverside San Jacinto Mtns., Lake Hemet near stream 1311 Comment
  CAS-BOT-BC18027  Carex athrostachya Peter Kamb 1948-7-4 1177 Riverside San Jacinto Mountains. Hall Canyon. 1645 Comment
  CAS-BOT-BC20704  Carex fracta Carl B. Wolf 1932-8-5 3983 Riverside San Jacinto Mountains. Summit of San Jacinto Peak. 3293 Comment
  SEINET7485220 Image available Carex fracta P. F. Zika, Nick Otting 2010-1 25298 Riverside N Fork San Jacinto River, Dark Canyon, at Azalea Trails Girl Scout Camp, San Jacinto Ranger District, San Bernardino National Forest 1910 Comment
  RSA364677  Carex heteroneura Anstruther Davidson s.n. Riverside Idyllwild. San Jacinto. Comment
  SBBG59305  Carex multicaulis R. Hoffmann 1929-9-8 Riverside San Jacinto Mtns 2133 Comment
  UCR105436  Carex praegracilis D. E. Bramlet, P. Jacks, S. Goode 1989-4-5 1796 Riverside Perris-Aguanga Basin Region, Shipley Multi-species Reserve, blue-line stream on the southeastern flank of Bachelor Mtn. 470 Comment
  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
  SD70378  Castilleja affinis L. R. Heckard 1953-5-5 388 Riverside Along California highway 79, 5.7 miles south of Hemet, at edge of hills Comment
  UCR50417  Castilleja affinis B. G. Pitzer, E. Misquez 1988-2-28 618 Riverside Santa Ana Mtns, Walker Basin, southwest of Murrieta, Avenida Del Oro, 2 mi south of Rancho California Road 428 Comment
  UC64212  Castilleja applegatei subsp. martinii H. M. Hall Jul 1901 2580 Riverside Tauquitz Valley; San Jacinto Mountains 2133 Comment
  RSA705880  Castilleja exserta M. Wall 2005-4-9 381 Riverside San Jacinto Valley, Santa Rosa Hills, Simpson Park region. 703 Comment
  RSA652577  Castilleja foliolosa Jeanne Bellemin 1969-5-24 s.n. Riverside Banning to [Idyllwild]. 976 Comment
  SD133002  Castilleja foliolosa Scott White 1991-5-13 91 94 Riverside Hwy 79, immediately W of U.S. Forest Service campground at Dripping Springs 548 Comment
  SEINET7073460  Castilleja foliolosa 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
  UCR35230  Castilleja minor subsp. spiralis L. B. Ziegler 1967-8-29 215 Riverside San Jacinto Mtns, Meadow in Hemet Valley 1418 Comment
  UCR91372  Caucalis microcarpa Scott D. White 1995-4-5 2757 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  UCR225188  Caulanthus heterophyllus Steve Boyd, Susan Jett 2008-3-20 11832 Riverside Peninsular Ranges; Santa Ana Mountains region, Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Hiway Vehicle Area. Comment
  UC64881  Caulanthus simulans H. M. Hall Apr. 1902 2908 Riverside vicinity Winchester; vicinity of Winchester Comment
Read comments
Mar 20 2011
  LA41978  Ceanothus crassifolius W. E. Pequegnat; 1939-4-8 34 Riverside Santa Ana Mts Comment
  RSA552487  Ceanothus crassifolius Steve Boyd 1992-2-21 6667 Riverside Southern Santa Ana Mountains, San Mateo Cyn Wilderness Area. Potrero de la Cienega area along Morgan Trail from Morrell Canyon south 701 Comment
  RSA570229  Ceanothus crassifolius Steve Boyd, Tim S. Ross 1993-3-23 7903 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road, 610 Comment
  RSA606774  Ceanothus crassifolius Jon E. Keeley 1996-5-5 27363 Riverside Chaparral S of Hwy 79 on Woodchuck Rd., E of Temecula. 183 Comment
  LA30343  Ceanothus cuneatus Mary V. Hood; 1945-3-25 45- 2 -k* Riverside Aguanga 587 Comment
  RSA575059  Ceanothus cuneatus Steve Boyd 1981-3-4 810304 -C Riverside Gavilan Hills region, low hill and adjacent flats along Gavilan Creek drainage at the southwest end of Harford Springs County Park on the Gavilan Plateau, north of Ida Leeona Road and east of the trailer park. 610 Comment
  SEINET5543273  Ceanothus leucodermis R. H. Whittaker, W. A. Niering 1961-1 s.n. Riverside San Jacinto Mountians, SW 25d slope. 1524 Comment
  UCD166232  Ceanothus leucodermis Jack Major 1962-4-16 774 -a Riverside Mt. San Jacinto, south side. (Exact location unknown. Coordinates estimated by label maker.) 1524 Comment
  RSA0019585  Ceanothus leucodermis Toppenberg 1961-5-12 s.n. Riverside Hwy to Idyllwild, Beaumont side. Comment
  POM254852  Ceanothus oliganthus W. Pequegnat 1940-6-16 s.n. Riverside Bedford Peak. Comment
  UC718442  Ceanothus oliganthus var. oliganthus P. C. Everett 1935-6-18 7202 Riverside 1.7 mi n Los Pinos Potrero (Main Divide Motorway.); Santa Ana Mts. Comment
  LA44898  Ceanothus oliganthus var. orcuttii W. Pequegnat; 1938-6-15 sn Riverside Santa Ana Mountains, Bear Springs 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
  SBBG4413  Ceanothus palmeri M. Van Rensselaer 1937-6-23 687 Riverside San Jacinto Mtns, W slope rd to Banning 1676 Comment
  UCR94941  Ceanothus palmeri Scott D. White 1996-8-15 4476 Riverside San Jacinto Mtns., Idyllwild area: USFS Rd. 5S10 at jct w/ foot trail 2E16, at an intermittent stream channel. 1646 Comment
  CAS-BOT-BC51927  Ceanothus perplexans H. M. Hall 1901-6-1 2156 Riverside Eastern base, along the borders of the Colorado Desert Comment
  UCR121312  Ceanothus perplexans A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-22 25006 Riverside The Badlands, summit of Mt. Eden, SW of Beaumont 671 Comment
  SEINET13946104 Image available Ceanothus tomentosus Lewis S. Rose 1949-1 49073 Riverside 2 mi. south of Temecula 366 Comment
  RSA13605  Ceanothus tomentosus var. olivaceus E. C. Jaeger 1922-3-30 1141 Riverside Water Canyon at Banning. Comment
Read comments
Mar 8 2012
  CAS-BOT-BC277186  Centaurea X pouzinii F. Willmarth 1960-6-20 s.n Riverside Old Fuller Rancho, near Corona Comment
  UC22696  Centaurium venustum H. M. Hall Jun 1901 2106 Riverside e base San Jacinto Mountains (along borders of the Colorado Desert); , Colorado Desert Comment
  UCR21173  Centaurium venustum Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  RSA0008430  Centromadia pungens subsp. laevis Scott D. White 2009-8-10 13347 Riverside Temescal Valley: City of Temecula, West bank of Murrieta Creek, from Rancho Califonria Rd to Cherry St. 306 Comment
  RSA736001  Centromadia pungens subsp. laevis Scott D. White, Justin M. Wood 2008-6-26 12293 Riverside Perris Basin: I-215 just N of San Jacinto River crossing. 431 Comment
  UCR253360  Centromadia pungens subsp. laevis Karyn L. Drennen 2014-5-13 027 Riverside Perris Aguanga Basin, Perris, east of Hwy 215, 0.7 km north of San Jacinto Ave., east of Dunlap Dr. 432 Comment
  POM14190  Cerastium glomeratum William M. Pierce 1922-4-15 s.n. Riverside Santa Ana Canyon. Santa Ana Mountains. Comment
  RSA85475  Cerastium glomeratum J. C. Roos 1952-4-16 5556 Riverside Pigeon Pass, Box Springs Mountains 457 Comment
Read comments
May 21 2011
  RSA249861  Ceratophyllum demersum R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38146 Riverside San Bernardino National Forest, San Jacinto Mountains: Lake Fulmor. 1677 Comment
  RSA123213  Cercidium floridum H. S. Yates 1936-4-8 5453 Riverside Near Fish Springs 61 Comment
  UC472708  Cercidium floridum subsp. floridum M. F. Spencer 1918-4-1 Riverside Palm Springs Colorado Desert Comment
  CLARK-A1528-4051  Cercocarpus betuloides K. R. Montgomery 1969-9-6 Riverside Reed Valley 1219 Comment
  CSUSB1862  Cercocarpus betuloides A. H. Wheeler 1974-7-22 Riverside San Jacinto Mountains Palms To Pines Highway- Juniper Flats 1219 Comment
Read comments
Dec 4 2011
  UCR166531  Chaenactis carphoclinia Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10882 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  JOTR37716  Chaenactis carphoclinia var. carphoclinia Hodges, Stephen R., L. Ashfield 2016-1-20 647 Riverside Joshua Tree National Park. Eagle Mountains, south of Black Eagle Mine road, near eastern park boundary. Rocky hills and slopes with desert pavement. Comment
  RSA3973  Chaenactis carphoclinia var. carphoclinia C. B. Wolf 1932-4-29 3111 Riverside Eastern Colorado Desert, 9 mi S of Brown's Well on the Blythe-Rice Road [Midland Rd]. 243 Comment
  UCR200302  Chaenactis carphoclinia var. carphoclinia Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11226 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  CAS-BOT-BC276924  Chaenactis fremontii Ira L. Wiggins 1941-3-27 9700 Riverside Slopes 4 miles N of Whitewater Comment
  UC566688  Chaenactis fremontii Margaret Stason 1927-3-12 Riverside Painted Canyon Colorado Desert, Painted Canyon Comment
  UCD130310  Chaenactis fremontii David Charlton 1988-2-25 1225 Riverside Alluvial Fan, south side of Little San Bernardino Mountains. Fargo Canyon Road to Cottonwood Wash, south of Joshua Tree National Park, parallel to I-10. 5 miles east of Jct Dillon Road and Fargo Canyon Road. 609 Comment
  UCR90308  Chaenactis fremontii F. M. Reed 1922-5-18 4780 Riverside Sonoran (Colorado) Desert, western edge near Whitewater Station, wash north of Snow Creek Canyon 335 Comment
  UCR140319  Chaenactis glabriuscula A. C. Sanders, Guy Bruyea 2004-4-2 27407 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., in central valley among the three peaks 518 Comment
  UCR187501  Chaenactis glabriuscula Theresa Johnson 2006-5-11 097 Riverside Peninsular Range;, Santa Rosa Plateau, Los Alamos Canyon above confluence with San Mateo Canyon 427 Comment
  UCR48369  Chaenactis glabriuscula Steve Boyd 1986-5-1 1820 Riverside S slopes of Bachelor Mtn, east end of Lake Skinner Comment
  UCR92182  Chaenactis glabriuscula D. L. Banks 1995-5-3 0191 Riverside Agua Tibia Mtns Watershed, Cleveland National Forest, Agua Tibia Wilderness Area, N slope of Agua Tibia Mtn., east of Dripping Springs Alcove, along lower alluvial benches of Arroyo Seco 512 Comment
Read comments
Jun 4 2012
  RSA27591  Chaenactis glabriuscula var. glabriuscula C. L. Hitchcock 1940-4-12 6038 Riverside 8 mi. northwest of Elsinore 457 Comment
  RSA528099  Chaenactis glabriuscula var. glabriuscula Steve Myers 1991-4-1 91 -27 Riverside City of Banning, W of Fields Road, N of Interstate 10 & S of the Morongo Indin Reservation 671 Comment
  CAS-BOT-BC284340  Chaenactis stevioides A. C. Sanders; Mark Bibbo; Erin Bergman; Lance Woolley 2010-3-16 37430 Riverside SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Road, Sonoran (Colorado) Desert 170 Comment
  JOTR31997  Chaenactis stevioides La Doux, Tasha, T. Herskovits, M. Wheeler, D. Shade 2011-4-19 2227 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Queen Valley; Pine City area along Old Queen Valley Historic Road (Stop 1) Comment
  UC1563113  Chaenactis stevioides Steve Boyd and Orlando Mistretta 1986-3-13 1426 Riverside ne of Desert Center (jtn of Parker Dam Rd and 'Palen Rd' (rd going through pass between Palen and Granite Ranges)); Palen Mountains 243 Comment
  UCR213271  Chaenactis stevioides A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37430 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, lower part of wash c. 2.5-3 mi. NW of Blythe Airport, above Black Creek Rd. 171 Comment
  UCR29848  Chaenactis stevioides George K. Helmkamp 1983-3-24 383- 20 Riverside Sonoran (Colorado) Desert, north base of the Little Chuckwalla Mountains, 1.5 miles east of Graham Pass Road 336 Comment
  SEINET10875678  Chaenactis stevioides Billy Joe Cox 1975-4-23 Cox 4166 Riverside Palo Verde, 1-3 km W, (ca. 32 m S of Blythe). 70 Comment
  RSA180451  Chamaesyce albomarginata E. W. Lathrop 1960-6-6 4840 Riverside 14 miles west of Murrieta. Comment
  RSA781417  Chamaesyce polycarpa Duncan S. Bell 2011-10-22 2997 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
  UC303788  Chamaesyce polycarpa Ivan Johnston 1917-4-4 Riverside Palm Canyon 274 Comment
  UC750618  Chamaesyce setiloba Lewis S. Rose 1946-12-23 46302 Riverside Cathedral Canyon Wash 182 Comment
  UC869128  Chamaesyce setiloba Lewis S. Rose 1938-12-24 38346 Riverside 19 mi e Indio (Indio-Blythe Rd) 3 Comment
  RSA778526  Chamaesyce setiloba Amber Swanson, Linda Jean Foster 2011-10-8 630 Riverside Jct of Blythe Rice Rd and Hwy 62. 287 Comment
  CAS-BOT-BC66319  Cheilanthes clevelandii John Thomas Howell 1927-8-2 2907 Riverside a few miles south of Banning on road to Strawberry Valley of Mt. San Jacinto 670 Comment
  RSA495412  Cheilanthes clevelandii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2947 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  JOTR35481  Cheilanthes covillei La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3169 Riverside Joshua Tree National Park. Little San Bernardino Mtns, below Lower Covington Flats, W of Smithwater Canyon,(Biodiversity Hunt stop1) 1341 Comment
  UCR41226  Cheilanthes covillei N. M. Fellows, A. C. Sanders 1985-4-9 157 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, Oasis de Los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the north foot of San Jacinto Mtns., 1 mile west of Snow Creek Village 489 Comment
  UC1930142  Cheilanthes feei Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10466 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  RSA523539  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 3999 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA632461  Cheilanthes newberryi Scott D. White 1999-5-28 7435 Riverside Gavilan Hills: Ca. 3 air miles SE of junction Cajalco Rd. / Gavilan Rd.: East of Juniper Rd. between Blue Sky Drive and Celestial Dr. 670 Comment
  RSA702731  Cheilanthes newberryi Scott D. White, Michael Honer 2004-4-6 10058 Riverside Temescal Valley, just north of the I-15 Freeway and east of Indian Truck Trail, south and west of Lee Lake. 335 Comment
  CAS-BOT-BC70337  Cheilanthes parryi Marcus E. Jones 1930-3-15 26517 Riverside Eagle mountains Comment
  RSA776011  Cheilanthes parryi Duncan S. Bell 2010-3-20 617 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  UC494456  Cheilanthes parryi Philip A. Munz 1932-5-14 11987 Riverside Deep Canyon; Coachella Valley 91 Comment
Read comments
Feb 3 2013
  POM9749  Cheilanthes parryi Philip A. Munz 1921-12-31 4700 Riverside Andreas Canyon, Colorado Desert. Comment
  UC218646  Cheilanthes viscida Ivan Johnston 1917-4-4 Riverside Palm Canyon 304 Comment
  RSA629023  Chenopodium Scott D. White 1998-6-28 6790 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  RSA0116272  Chenopodium album Mitch Provance, Ken Halama 2003-6-15 17062 Riverside Temescal Mountains: Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  RSA191449  Chenopodium ambrosioides E. W. Lathrop, R. F. Thorne 1967-9-26 6664 Riverside 6 miles NW of Murrieta. 610 Comment
  RSA661033  Chenopodium berlandieri A. C. Sanders, Mitch Provance 1999-9-26 23076 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
  RSA709798  Chenopodium berlandieri A. C. Sanders 2004-7-1 28377 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, ca. 1.5 mile NW of the Menifee-Antelope Community Hall , 0.6 mi. E of Murrieta Rd. near the NW foot of a large rocky hill (1762 ft.) and ca. 5 miles due south of Sun City. 457 Comment
  UCR81686  Chenopodium berlandieri J. M. Stewart 1994-5-2 847 Riverside Western Colorado Desert, Coachella Valley, Thermal, Highway 86 and Airport Blvd. Comment
  UCR92339  Chenopodium botrys Scott D. White 1995-7-7 3444 Riverside City of Riverside, Market Street crossing at Santa Ana River 344 Comment
  SD152883  Chenopodium californicum Steve Boyd, Tim Ross 1992-5-5 7235 Riverside Southern Santa Ana Mountains, eastern portions of Oak Flats along the Bluewater Trail. 730 Comment
  UCR275349  Chenopodium californicum T. B. Salvato, Melissa Clemons 2005-6-9 1506 Riverside Peninsular Range, Gavilan Hills, E/W trending side canyon feeding into Walker Canyon, c. 0.3 mile northeast of Hwy 15 457 Comment
  JOTR34080  Chenopodium fremontii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2975 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  JOTR01007  Chenopodium incanum var. occidentale Cole, James E. 1941-6-17 918 Riverside Joshua Tree National Park. IN LIVE OAK TANK, DRY 1219 Comment
  CLARK-A1528-5007  Chenopodium murale John C. Roos 1937-8-17 2408 Riverside San Jacinto Comment
  RSA0108979  Chilopsis linearis Duncan S. Bell 2009-8-15 411 Riverside Northwest of the Arica Mountains. 286 Comment
  SD229110  Chilopsis linearis Dick Schwenkmeyer 2012-5-22 713 Riverside Snow Creek, north base of Mt. San Jacinto, approx. 4 miles south of intersection of highways 10 and 111 511 Comment
  RSA82479  Chilopsis linearis subsp. arcuata F. W. Peirson 1921-4-13 1173 Riverside Deep Canyon; north base of Santa Rosa Mountains, Riverside. 335 Comment
  UC1125579  Chilopsis linearis subsp. arcuata H. S. Yates 1937-6-28 6739 Riverside near Palm Springs; San Jacinto Quad. Comment
  UC21648  Chimaphila menziesii H. M. Hall July, 1901 Riverside vicinity of Deer Springs; San Jacinto Mts. 2590 Comment
  SEINET3004919  Chloracantha spinosa G. Rink, M. Baker, T. Thomas, M. Honer, A. Karl 2010-10-2 10337 Riverside Canal two miles north of Blythe. 70 Comment
  UCR6748  Chloris gayana J. M. Harper 1967-11-18 s.n. Riverside Riverside, residence at 4212 Locust Street 256 Comment
  CDA1889  Chloris truncata E. Storm 1978-11-9 Riverside Nunes Turfgrass nursery, 30611 Leon Road, Winchester. 0 Comment
  UC1100193  Chloris virgata Malcolm A. Nobs and S. Galen Smith 1948-9-3 490 Riverside 2 mi n Indio; Imperial Valley Comment
  SD145982  Chorispora tenella A. C. Sanders 1998-3-11 21695 Riverside Shipley/Skinner Reserve area: Diamond Valley, along State Street (R3) ca. 1/2 mile N of Newport Rd., S. of Hemet 487 Comment
  JEPS20768  Chorizanthe brevicornu var. brevicornu Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13259 Riverside 2.3 mi above Midland P.O. (U.S. gypsum mine property, Little Maria Mountains); Little Maria Mts., U.S. gypsum mine property Comment
  POM13298  Chorizanthe brevicornu var. brevicornu E. C. Jaeger 1921-3-25 s.n. Riverside Corn Springs. Comment
  RSA392610  Chorizanthe brevicornu var. brevicornu Christopher Davidson 1979-4-4 7696 Riverside Orocopia Mts. Lower end of Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  UC1552040  Chorizanthe brevicornu var. brevicornu David Charlton 1988-2-19 1171 Riverside Box Cyn on road between Cottonwood Wash and Mecca (n of Mecca Hills, near Mecca); Orocopia Mountains, n of Mecca Hills 457 Comment
  UCR20757  Chorizanthe brevicornu var. brevicornu A. C. Sanders, J. Zabriskie, Steve Boyd 1980-4-17 1324 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  CLARK-A1045-86  Chorizanthe coriacea George K. Helmkamp 1978-4-27 Riverside San Jacinto Mountains 0.5 mile [north northwest] from CA Highway 74; Hemet, 15' Q Comment
  UCR72210  Chorizanthe corrugata Theo Glenn 1991-5-2 91- 129 Riverside Sonoran (Colorado) Desert, Arica Mtns., SW of Rice 340 Comment
  POM14995  Chorizanthe leptotheca Mary F. Spencer 1922-6-24 1975 Riverside Tahquitz trail pr. Idyllwild. 1829 Comment
  UCR217644  Chorizanthe leptotheca Jeff B. Galvin 2010-6-7 132 Riverside San Jacinto Mountains, Bautista Canyon, slopes on east side of creek, c. 1 km north of conservation camp 847 Comment
  NY468365  Chorizanthe parryi var. parryi J. L. Reveal 1988-5-23 6867 Riverside Along California Highway 75 at milepost 48, 3 miles east of Fairview Avenue in Valle Vista, on sandy granitic soil north of the highway and south of the San Jacinto River 609.6 Comment
  UCR217504  Chorizanthe parryi var. parryi Jeff B. Galvin, Diane Menuz 2008-4-20 15 Riverside Perris-Aguanga Basin, Lake Skinner area, east of Rawson Cyn and north of Black Mtn 650 Comment
  UCR281786  Chorizanthe parryi var. parryi Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-4-19 417- 103 Riverside Menifee Valley, Menifee, E side of Murrieta Rd., NE of intersection with Holland Rd. 463 Comment
  UCR228830  Chorizanthe polygonoides var. longispina A. C. Sanders, T. B. Salvato 2011-4-4 38973 Riverside Peninsular Range, Warm Springs Valley, 0.4 mi. WNW (276 deg. ) of intersection of Collier Ave. & Riverside Dr./Hwy 74, NE of Baker St. 387 Comment
  UCR217517  Chorizanthe procumbens var. albiflora Lee A. Ripma 2008-5-7 93 Riverside Santa Ana Mtns, San Mateo Canyon, 1.3km northwest of Wildomar Rd, west of Tenaja trail 661 Comment
  RSA392737  Chorizanthe rigida E. C. Jaeger 1922-3-29 815 Riverside Chuckwalla Valley. 259 Comment
Read comments
May 29 2011
  RSA392746  Chorizanthe rigida N. R. Zabriskie, Walter Zabriskie 1973-3-23 596 Riverside 30 yds. SW of Research Center Bldgs. Deep Canyon, N slope Santa Rosa Mountains. 305 Comment
  RSA607326  Chorizanthe rigida R. S. Woglum 1939-3-21 2175 Riverside Sonoran Desert: Mecca; north edge of Salton Sea. Comment
  UCR75099  Chorizanthe rigida A. C. Sanders, E. J. Lawlor 1992-4-4 12088 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  JOTR34161  Chorizanthe watsonii Harding, Mitzi, T. Herskovits and D. Oquendo 2011-5-5 118 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Wide sandy canyon wash (Stop 1) 1149 Comment
  RSA772846  Chorizanthe xanti var. leucotheca Orlando Mistretta, Duncan S. Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4848 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  RSA660917  Chrysothamnus nauseosus Mitch Provance 1998-5-4 1716 Riverside Belltown area, 'gravel pits' just S of 26th St. and Hall Ave. 250 Comment
  RSA607248  Chrysothamnus nauseosus subsp. consimilis R. S. Woglum 1937-10-20 1199 Riverside Peninsular Ranges, Santa Rosa Mountains. Comment
  CLARK-A1528-1739  Chrysothamnus teretifolius John C. Roos 1942-10-24 2577 Riverside Joshua Tree National Park 1523 Comment
  JOTR34321  Chylismia brevipes subsp. brevipes Andre, Jim 2012-4-11 20822 Riverside Joshua Tree National Park. Western margin of Eagle Mountains; 0.6mi south of Cottonwood Visitor Ctr. along Rte 11 912 Comment
  SDSU8600  Chylismia brevipes subsp. brevipes Pamela A. Beare 1992-3-13 13 III92D Riverside Just north of Box Canyon Road, approx. 7 miles ca. east of Painted Canyon Road, east of Mecca 280 Comment
  SD16812  Chylismia cardiophylla subsp. cardiophylla Allen Keller 1937-3-13 Riverside Painted Canyon. Comment
  UC19967  Chylismia cardiophylla subsp. cardiophylla S. B. Parish Apr 4 1896-Apr 13 1896 4118 Riverside Palm Springs (Agua Caliente) San Jacinto Mt. (desert base of mt.) 152 Comment
  SBBG119106  Chylismia claviformis W. L. Halvorson 1977-3-8 77 -90 Riverside Joshua Tree Nat Monument, ca. 1 mi S of the S park entrance Comment
  SDSU21772  Chylismia claviformis R. F. Thorne 1995-3-29 63024 Riverside Transverse Ranges; San Bernardino Mountain region: White Water Canyon. 600 Comment
  CAS-BOT-BC160603  Chylismia claviformis subsp. aurantiaca P. A. Munz 1940-3-24 15711 Riverside 2 miles north of Cottonwood Springs, Eagle Mts. 914 Comment
  JOTR34374  Chylismia claviformis subsp. aurantiaca Andre, Jim 2012-4-16 20894 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 1 mile north of South Entrance 583 Comment
  RSA0118006  Chylismia claviformis subsp. aurantiaca Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7622 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  SBBG23065  Chylismia claviformis subsp. aurantiaca D. Myrick 1965-3-4 1079 Riverside Palms to Pines Hwy 74 609 Comment
  POM98780  Cistanthe ambigua M. French Gilman 1926-2-22 s.n. Riverside Thousand Palms Canyon. Comment
  CAS-BOT-BC438845  Cistanthe monandra L. A. Greata 1905-4-1 401 Riverside Coachella Comment
  CAS-BOT-BC438857  Cistanthe monandra Dr. E. Rixford 1917-4-17 s.n. Riverside Coachella Valley Comment
  POM775  Cistanthe monandra I. M. Johnston 1917-4-4 s.n. Riverside Near Palm Springs. Comment
  RSA466604  Cistanthe monandra Howard Mullins 1931-4-11 s.n. Riverside Palm Springs. Comment
  SEINET3093392 Image available Clarkia purpurea B. Pitzer, K. Kirtland 1986-5-20 222 Riverside Butterfield Stage Ranch development, in the hills on the N side of Pauba Valley, in the Rancho California area, 1 mi. S of Buck Mesa on the E side of Butterfield Stage Road. Comment
  SDSU13908  Clarkia purpurea subsp. quadrivulnera Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2133 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  UC58849  Clarkia purpurea subsp. quadrivulnera H. M. Hall June 1897 593 Riverside Riverside Comment
  POM9608  Clarkia purpurea subsp. quadrivulnera I. M. Johnston 1920-5-8 s.n. Riverside Jurupa Mts, extreme west end. between Riverside and Ontario. Comment
  UCR195126  Clarkia rhomboidea A. C. Sanders, Tim Thomas 2008-8-1 35964 Riverside Peninsular Range; San Jacinto Mtns., lower Coldwater Creek near Mountain Center, SSE of Keenwild Fire Station 1372 Comment
  UCR35208  Clarkia rhomboidea L. B. Ziegler 1968-6-13 308 Riverside Peninsular Ranges, San Jacinto Mtns: Hemet (Garner) Valley region, upper Herkey Creek area, beyond May Valley 1616 Comment
  UCR228882  Claytonia parviflora A. C. Sanders 2011-4-6 39020 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
  RSA522742  Claytonia parviflora subsp. parviflora Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-3-29 3849 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Canyon and adjacent benches on S Flank of Big Oak Mountain. 396 Comment
  UCR121656  Claytonia parviflora subsp. viridis A. C. Sanders 1995-4-13 16488 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Devil's Garden, E end of the mtns., 2.1 mi west of Hwy 62 on Pierson Avenue and dirt extension, 1.7 mi above Sierra Blvd. 793 Comment
  SEINET10536024  Clematis lasiantha James S. Miller 1992-5-8 Miller 7461 Riverside 1 mi N of California route 74 on Main Divide Road; near NE border of Cleveland National Forest. 900 Comment
  POM202553  Clematis pauciflora Marcus E. Jones 1934-2-18 s.n. Riverside Whitewater Canyon. Colorado desert. Comment
  SD255842  Clematis pauciflora Adrienne D. Russell, Michael G. Simpson 2000-4-29 129 Riverside North Field Station, Santa Margarita Ecological Reserve, rocky hillside between trailer and gorge on edge of lot, driveway. Comment
  SJSU9059  Clematis pauciflora G. B. Youngberg 1956-3-30 232 Riverside Glen Ivy Hot Springs, E slope Santa Ana Mts c. 11 mi SE of Corona 365 Comment
  UC667312  Clematis pauciflora Annie M. Alexander and Louise Kellogg 1941-5-4 2115 Riverside Joshua Tree Nat'l Monument, Barker Dam 1310 Comment
  RSA650739  Cleome isomeris Frank S. Hewitt Jr. 1949-2-14 s.n. Riverside Found on western edge of Colorado Desert of Hwy 99 [ Hwy 10] near Whitewater. 609 Comment
  SEINET3089077 Image available Cleome isomeris C. F. Shutts 1949-3-19 57 Riverside Cottonwood Pass, Little San Bernardino Mtns. 305 Comment
  SBBG35139  Cleome lutea T. L. Secrest 1948-4-7 Riverside ca. 5 mi below Whitewater Comment
  SBBG28834  Collinsia concolor N. C. Cooper 1944-5-20 1290 Riverside Palms to Pines Hwy (St Hwy 74) 1371 Comment
  UCR43429  Collinsia concolor B. G. Pitzer 1986-5-4 195 Riverside Moreno Badlands, c. 1 mi west of Jackrabbit Trail, along Hwy 60 701 Comment
  POM4203  Collinsia heterophylla Robinson, Crocker 1916-3-29 s.n. Riverside Santa Ana Mountains, near Murrieta. Comment
  RSA408229  Collinsia heterophylla var. heterophylla Anstruther Davidson 1923-5-1 s.n. Riverside Idyllwild Comment
  POM264596  Colubrina californica A. M. Alexander 1941-5-20 2206 Riverside 5.2 miles northwest of Desert Center, Eagle Mountain pumping station road. 457 Comment
  RSA28642  Colubrina californica A. M. Alexander, Louise Kellogg 1941-5-20 2206 Riverside 5.2 miles northwest of Desert Center, Eagle Mountain pumping station road. 457 Comment
  RSA557351  Conyza bonariensis Julie Greene 1993-5-12 1296 Riverside North side of San Jacinto River levee, west of Davis Road. 433 Comment
  UCR1442  Conyza bonariensis Joyce Kleinjan 1961-4-21 s.n. Riverside Riverside, W side of Canyon Crest Drive, 75 yards south of 3rd street. 351 Comment
  POM48905  Cordylanthus nevinii Philip A. Munz, I. M. Johnston 1924-7-27 8755 Riverside Dark Canyon, San Jacinto Mts. 1829 Comment
  RSA226545  Cordylanthus rigidus subsp. setiger C. W. Tilforth 1970-9-2 304 Riverside Common at lower elevation along fire road to Santa Rosa Mountain. Comment
  RSA271151  Coreopsis californica C. W. Tilforth, Walter Wisura, John Dourley 1978-3-10 1502 Riverside 5 miles NW of Alberhill along Hwy 71. 366 Comment
  UCR29813  Coreopsis californica M. G. McLeod, D. J. Keil 1977-3-26 12010 Riverside Elsinore Basin, 8 mi. NW of Lake Elsinore State Recreation Area along Calif. Hwy 71 366 Comment
  RSA589086  Corethrogyne filaginifolia var. filaginifolia D. L. Banks, Steve Boyd 1995-10-17 0797 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
  SD122195  Corethrogyne filaginifolia var. filaginifolia J. D. Tenhunen, James C. Dice 1987-9-9 723 Riverside 1.6 km northnorthwest of Royal Oak Ranch. 380 Comment
  RSA0042779  Cornus nuttallii Elwood Fordham 1951-5-26 s.n. Riverside San Jacinto Mtn. Dark Canyon. 1828 Comment
  UCSB4670  Cornus sericea DeWitt, Jack 1959-5-17 Riverside At Dark Canyon Camp grounds; near Idyllwild; San Jacinto Mtns. 1524 Comment
Read comments
Nov 5 2018
  UCR20953  Cornus sericea subsp. occidentalis A. C. Sanders 1978-7-5 00288 Riverside San Jacinto Mountains, James Reserve, near head of Lake Fulmor at the mouth of Indian Creek 1616 Comment
  CLARK-A1528-200  Cotula australis Susan Larisch 1963-2-20 12 Riverside Highgrove Comment
  SBBG55786  Crassula connata D. Keil, M. McLeod 1977-3-26 12014 Riverside Hwy 71, 8 mi NW of Lake Elsinore St Recreation area 365 Comment
  SDSU13954  Crassula connata Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2136 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  UCR116595  Crassula connata A. C. Sanders 2001-3-20 23846 Riverside Western Colorado Desert, Coachella Valley, Garnet, north side of 19th Ave., 1/2 mi. (airline) NW of intersection of I-10 and Indian Ave. 235 Comment
  CLARK-A1528-2611  Cressa truxillensis John C. Roos 1937-5-10 2074 Riverside Lake Elsinore Comment
  POM12939  Cressa truxillensis P. A. Munz, I. M. Johnston, I. M. Munz 1922-5-21 5543 Riverside San Jacinto [Mystic] Lake near Moreno. Comment
Read comments
Mar 20 2011
  CAS-BOT-BC181567  Crossosoma bigelovii Roxana S. Ferris 1953-3-10 12600 Riverside Whitewater Canyon, about 2 miles north of Whitewater Post Office Comment
  JEPS52474  Croton californicus F. M. Reed 1905-9-25 Riverside Riverside Comment
  UCR107880  Croton californicus B. G. Pitzer 1997-3-23 2995 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
  SEINET3089925 Image available Croton wigginsii A. C. Sanders, Pitzer, Charlton, et al. 1986-3-8 6162 Riverside East Mesa, E end of Montgomery Road at the Coachella Canal, ca. 1 1/4 mile NW of Mammoth Wash crossing of the canal. 27 Comment
  UCR230192  Cryptantha A. C. Sanders 2011-4-6 38992 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
  CSUSB1580  Cryptantha angustifolia I. G. Rauch 1968-4-9 S. N. Riverside Palm Desert Palm Desert, Dead Indian Creek Wash Comment
  GMDRC5512  Cryptantha angustifolia J. Andre 2012-3-19 21300 Riverside Orocopia Mountains: N. end of range, 0.5 mi. south of Jct of Box Canyon Rd and I-10 freeway, 23 miles east of city of Coachella 470 Comment
  RSA676098  Cryptantha angustifolia Scott D. White 2001-4-3 8272 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway, ca. 15 miles east of Indio jtn I-10/SR 111. 396 Comment
  SBBG6237  Cryptantha angustifolia H. and M. Dearing 1939-12-31 4052 Riverside near Indio Comment
  UC100865  Cryptantha angustifolia H. M. Hall 1905-4-27 5922 Riverside near Colorado River; Colorado Desert 76 Comment
  RSA784966  Cryptantha barbigera Duncan S. Bell 2012-3-18 3230 Riverside The Mecca Hills; at the mouth of Box Canyon, on the north side of the Coachella Canal. 14 Comment
  UC551834  Cryptantha barbigera F. R. Fosberg 1932-3-13 10627 Riverside Thousand Palms Canyon Comment
  UCSB52571  Cryptantha barbigera Cowan, Clark 1978-4-23 Riverside Above San Jacinto tramway parking lot, Chino Canyon; Whittaker transect #W-217 570 Comment
  UCR175233  Cryptantha circumscissa Jim Andre, T. La Doux 2006-4-11 6732 Riverside S Mojave Desert, Joshua Tree National Park, along Pinto Basin Road (paved) through Wilson Canyon at Fried Liver Wash 858 Comment
  SD260222  Cryptantha corollata T. B. Salvato, Matthew Malle, Thomas M. Sullivan Jr. 2014-4-22 7885 Riverside Peninsular Range: southeastern Gavilan Hills north of Alberhill, dirt extension of Lake Street, c. 1.3 mi north of Hwy 15 and Temescal Canyon. 481 Comment
  UCR127337  Cryptantha corollata A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25853 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  RSA14025  Cryptantha costata P. A. Munz, D. D. Keck 1922-4-14 4971 Riverside Indian Wells 107 Comment
  CHSC90589  Cryptantha decipiens Troy Griffiths 1988-4-1 106 Riverside Vic. of Living Desert Reserve, ca. 3 mi se of Palm Desert. 60 Comment
  POM254900  Cryptantha dumetorum P. A. Munz 1940-3-24 15708 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 915 Comment
  RSA0124745  Cryptantha inaequata Duncan S. Bell, LeRoy Gross 2016-3-9 8840 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; central section of range, approximately 1.75 air miles north of Gucci Spring. 551 Comment
  CLARK-A1528-1120  Cryptantha intermedia Charles S. Papp 1964-5-3 454 Riverside Riverside Comment
  SD126022  Cryptantha intermedia Dave Hawks 1988-4-2 Riverside Tule Creek drainage, 1.75 airmiles northeast of Aguanga, southeast of intersection of Dove and Sycamore streets, south of Highway 371 760 Comment
  SD185168  Cryptantha intermedia T. B. Salvato, Kent Beaman 2005-5-16 801 Riverside San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA. 74. 548 Comment
  UC669274  Cryptantha intermedia Annie M. Alexander and Louise Kellogg 1941-3-23 1994 Riverside Palm Springs Colorado Desert, Tahquitz Canyon 170 Comment
  UCR140734  Cryptantha intermedia A. C. Sanders 2004-5-11 27849 Riverside Elsinore Basin Region, Alberhill Mountain, ridgetop overlooking Walker Canyon and I-15 Fwy 488 Comment
  UCR171982  Cryptantha intermedia John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, City of Temecula; Long Canyon, Southern California Edison right of way, intersection of Southern Cross Road and Agena Street W to Candida Drive 366 Comment
  UCR22050  Cryptantha intermedia Steve Boyd 1980-4-27 141 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 640 Comment
  RSA650992  Cryptantha intermedia C. J. Humphrey, H. Humphrey 1936-6-6 373 Riverside Probably from Riverside Comment
Read comments
Dec 15 2011
  RSA0075625  Cryptantha intermedia var. johnstonii Michael Honer, L. Hulse 2005-3-7 2034 Riverside Little San Bernardino Mountains region: Blind Canyon; appx. 1/2 mi. N of Desert Hot Springs. 488 Comment
  RSA681028  Cryptantha maritima Scott D. White, Michael Honer 2003-5-14 9281 Riverside Bajada at foothills of Little Maria Mtns, ca. 20 air miles NW of Blythe, near Standard (= Superior ) Gypsum Mine. 76 Comment
  UC100901  Cryptantha maritima H. M. Hall 1905-4-23 5858 Riverside Canyon Springs Colorado Desert Comment
  POM73198  Cryptantha maritima var. pilosa Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  CLARK-A1045-324  Cryptantha micrantha George K. Helmkamp 1977-3-20 Riverside Cabazon edge of dry wash south of Cabazon; ; Cabazon 7.5'Q Comment
  UC79427  Cryptantha micrantha T. S. Brandegee Riverside Palmetto Spring [Palm Springs] Comment
Read comments
Jul 8 2010
  UC857178  Cryptantha micrantha Lewis S. Rose 1937-4-10 37152 Riverside La Quinta 0 Comment
  RSA508006  Cryptantha micrantha var. lepida Steve Boyd, C. Boyd, K. A. Boyd, L. Arnseth, Richard Noyes 1988-5-28 2302 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1500 Comment
  RSA79960  Cryptantha micrantha var. micrantha F. W. Peirson 1920-2-16 s.n. Riverside Colorado Desert. Garden of Eden east of Palm Springs. Comment
  UCR134590  Cryptantha micrantha var. micrantha Marisa Sripracha, Kyle Boyd 2004-2-14 006 Riverside Sonoran (Colorado) Desert, Snow Creek, 25 m from Snow Creek Road, 0.7 km south of Hwy 111 352 Comment
  UCR77745  Cryptantha micromeres Steve Boyd 1991-5-20 6274 Riverside Santa Ana Mtns., NW of Lake Elsinore. Lower Rice Cyn, just inside Cleveland Nat. For. boundary 671 Comment
  UCR116071  Cryptantha microstachys 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
  UCSB41272  Cryptantha microstachys Cowan, Clark 1978-4-25 Riverside 5.1 mi. (8.1 km.) W on Hwy. 74 from its jct. with Hwy. 243, approaching Hemet, San Jacinto Mts. 1370 Comment
  UC24693  Cryptantha muricata H. M. Hall Jul 1901 2250 a Riverside Fuller's Mills San Jacinto Mountains 1767 Comment
  UC280510  Cryptantha muricata C. R. Orcutt Apr 1889 Riverside Colorado Desert Comment
  RSA722354  Cryptantha nevadensis J. R. Bruff 1927-3-12 3 -M Riverside Fingal Comment
  POM13261  Cryptantha racemosa E. C. Jaeger 1922-3-4 1109 Riverside Painted Canyon near Mecca. Comment
  SD138916  Cryptantha racemosa Craig Reiser 1993-3-18 Riverside Dry Morongo Wash south of Morongo Comment
  CHSC98226  Cucurbita palmata R. E. Riefner Jr. 2006-8-2 06 -349 Riverside Lakeview Mountains, vicinity of Alicante Dr. at Jamawag Rd., N of Leon Rd. UTM: 11S 0488948E 3735311N 550 Comment
  UCR181351  Cucurbita pepo R. E. Riefner Jr. 2005-9-19 05- 447 Riverside Peninsular Range, Temecula Valley, c. 0.1 mi. west of I-15 Freeway along Temecula River 280 Comment
  RSA85825  Cupressus forbesii F. W. Peirson 1922-5-28 3058 Riverside Canyon floor in canyon east from Santa Ana River Canyon. at 400 ft. 121 Comment
Read comments
Feb 28 2013
  SBBG35570  Cuscuta californica D. Myrick 1966-4-2 1330 Riverside Palms to Pines Hwy 74 ca. 3 mi W of Palm Desert Comment
  UC23232  Cuscuta californica H. M. Hall Jun 1901 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1584 Comment
  UCR92718  Cuscuta pentagona A. C. Sanders, S. Ogg 1994-7-28 15174 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  UCR151122  Cuscuta subinclusa Scott D. White 1998-10-13 7182 Riverside Peninsular Ranges/Santa Ana Mtns region, Corona, near Bedford Canyon; ''Joseph Canyon'' wash near a disused quarry. Site adjacent to housing tracts now under construction and proposed for same 366 Comment
  UCR84979  Cycloloma atriplicifolium A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16225 Riverside San Jacinto Mountains, San Gorgonio Pass: on and near a rocky spur at the N foot of the mountains, SW of Verbenia Ave, west of Snow Creek, east of Cabazon 550 Comment
  RSA605744  Cyclospermum leptophyllum A. C. Sanders, G. Helmkamp 1996-3-17 17994 Riverside Coachella Valley: Rancho Mirage, intersection of Dinah Shore Dr. and Duval Dr., at Cathedral City limits, 2 mi. E. of Date Palm Dr. and 2 mi. S of Ramon Rd. 91 Comment
  UC172818  Cylindropuntia bigelovii S. R. Vasey Feb. 1881 Riverside White Water Comment
Read comments
Nov 29 2010
  SEINET3272856  Cylindropuntia californica var. parkeri Marc A. Baker, Michelle Cloud-Hughes 2012-11-16 17637 .3 Riverside Aguanga 7.5' USGS topographic quadrangle Zone; west side of Highway 79, 1.3 km north of Oak Grove, 7.6 km southeast of Aguanga, 8.5 km southeast of Riverside. 815 Comment
  UCR47050  Cylindropuntia californica var. parkeri Karin Cleary-Rose 1987-5-21 070 Riverside San Jacinto Valley, San Jacinto, north side of Gilman Springs Road, 0.4 km SE of its intersection with Bridge Street 463 Comment
  RSA232997  Cylindropuntia echinocarpa D. A. Young 1969-4-18 P- 415 Riverside 3 mi SE of hwy 74 (approx 8 mi S of Palm Desert) near the fence of the Univ. of Riverside Deep Canyon Research Station. 366 Comment
Read comments
Jan 28 2007
  CHSC36065  Cynodon dactylon Paul Bailey 1972-5-14 131 Riverside Roadside 5 miles SE of Temecula, Hwy S 16, Pechanga Canyon. 670 Comment
  CDA38930  Cyperus difformis Steve Boyd 1989-7-23 3788 Riverside City of Riverside, Santa Ana River, just downstream of old city dump at west extension of Rubidoux Ave. 0 Comment
  UC303942  Cyperus eragrostis Crawford and Johnston 1917-6-9 15 Riverside Santa Ana R. at Corona; Santa Ana R. Comment
  CAS-BOT-BC114416  Cyperus erythrorhizos John C. Roos 1951-9-25 5249 Riverside Common in mud at edge of lake, Fairmount Park. 259 Comment
  RSA575850  Cyperus erythrorhizos Steve Boyd 1982-11-2 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of Estelle Creek and Temescal Creek, at the northern end of the entrenched meander of Temescal Creek at the western base of Estelle Mountain 329 Comment
  UCSB45585  Cyperus erythrorhizos Roos, John 1951-9-25 Riverside Fairmount Park, Riverside 259 Comment
  CAS-BOT-BC113965  Cyperus odoratus Frederick Morris Reed 1903-12-13 412 Riverside Bog above Bollingers Dam. Arroyo Chico. Comment
  SEINET269474  Cyperus odoratus Scott D. White, Steve Ogg 1994-10-17 2460 Riverside Murrieta Creek 1000 ft south of Winchester road bridge (Banana Avenue on USGS Murrieta quad) 310 Comment
  UCR277724  Cyperus odoratus Mitch Provance 2012-11-3 1112- 07 Riverside San Timoteo Canyon, West Beaumont, N side of Oak Valley Parkway (San Timoteo Canyon Rd.), 1.5 miles W of I-10. 709 Comment
  SEINET13203147 Image available Cyperus squarrosus T. B. Salvato, Melissa Clemons 2005-1 1420 Riverside Peninsular Range: Gavilan Hills, c. 0.75 mile south-southeast of Stelle Peak, 0.6 mile E of Hammack Ranch, and 5 miles north-northeast of Lake Elsinore (Lake Elsinore 7.5' Q.) 579 Comment
  CLARK-A1528-52  Dactylis glomerata Fred B. Essig 1967-5-18 Riverside Riverside Comment
  UC501576  Dalea mollis Frank W. Peirson 1932-3-22 9811 Riverside 20 mi. n. Blythe (on the Needles Rd.) Comment
  RSA0107853  Dalea mollissima Duncan S. Bell, Amanda Turek 2009-3-30 163 Riverside Southeast section of the Arica Mountains; approximately 0.75 air mile west southwest of Priest Well. 332 Comment
  UCR104808  Dalea mollissima George K. Helmkamp, E. A. Helmkamp 1998-2-18 2741 Riverside Chuckwalla Mtns, Graham Pass Rd, 10.6 mi. SSW of Chuckwalla Valley Rd. 488 Comment
  UCR244311  Dalea mollissima Jim Andre 2012-4-15 20849 Riverside Sonoran (Colorado) Desert, west end of Hayfield Dry Lake, 0.3 mi. N. of I-10, 0.4 mi. NE of Jct Hayfield Rd and I-10 395 Comment
  JOTR00878  Dalea mollissima Sipe, Frank 1958-3-10 235 Riverside Joshua Tree National Park. PINTO BASIN Comment
  UCD65766  Dasyochloa pulchella B. A. Madson 1947-9-15 Riverside East side of San Jacinto Mts. Between Palm Springs and Idyllwild. 914 Comment
  RSA526086  Datisca glomerata Steve Boyd, Timothy S. Ross 1990-5-11 4659 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
  UC724162  Datura discolor Aven and Ruth Nelson 1939-3-28 3299 Riverside s. Mecca (on State Hwy. 111) Comment
  RSA0088549  Datura wrightii Phung Hoang 2016-4-9 18 Riverside LA basin, White water canyon reserve. 536 Comment
  RSA588168  Datura wrightii D. L. Banks, Steve D. Boyd 1995-10-17 802 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
  UCR139652  Datura wrightii A. C. Sanders 2004-7-1 28374 Riverside Perris-Aguanga Surface/Menifee Valley Region, Paloma Valley, c. 1.5 mile NW of the "Menifee-Antelope Community Hall", 0.6 mi. east of Murrieta Rd. near the NW foot of a large rocky hill (1762 ft.) and c. 5 miles due south of Sun City 457 Comment
  UCR116864  Daucus pusillus A. C. Sanders, Steven R. Hill 2001-5-4 24126 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  UCR172282  Daucus pusillus John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, French Valley: Leon Road (San Diego Aqueduct right of way) from Borel Road/Tucalota Creek S for c. 0.25 mi 427 Comment
  UCR223967  Daucus pusillus A. C. Sanders 2011-3-23 38803 Riverside Peninsular Range; Gavilan Hills Region, powerline corridor, SW of Perris, east of Hwy 74 between the highway and the San Jacinto River, south of Ethanac Rd. 440 Comment
  UCR34984  Daucus pusillus L. B. Ziegler 1968-5-7 286 Riverside San Jacinto Mtns, near mouth of Bautista Canyon, foothills of San Jacinto Mtns. 612 Comment
  CAS-BOT-BC293822  Deinandra fasciculata John Thomas Howell 1930-5-10 4789 Riverside 2 miles south of Perris Comment
  UC2030098  Deinandra kelloggii Scott D. White 2000-10-24 8143 Riverside SOUTH OF HEMET: Gibbel Flat: in the Santa Rosa Hills. Comment
  RSA706234  Deinandra mohavensis Michael Wall, Cassy, Dick Whiting 2005-8-6 402 Riverside SE Hemet, Santa Rosa Hills, Simpson Park. Comment
  SD232183  Deinandra mohavensis V. Soza, Steve Boyd, Neil Gilbert 2000-12-6 1065 b Riverside Peninsular Ranges, San Jacinto Mountains region: McCall Memorial Park. Along drinage off equestrian trail, in former burn area. 1341 Comment
  UC69879  Deinandra paniculata C. M. Wilder 1905-7-25 127 Riverside Jurupa Hills Comment
  JEPS23348  Delphinium cardinale W. L. Jepson May 17 1901-Jun 1 1901 1572 Riverside Temescal Wash Comment
  UCR16947  Delphinium parishii D. H. Wilken 1966-3-26 770 Riverside Sonoran (Colorado) Desert/ San Bernardino Mtns., East ridge along Whitewater Canyon 610 Comment
  RSA278308  Delphinium parryi C. W. Tilforth, Walter Wisura 1979-5-23 1805 Riverside Murrieta-DeLuz Rd., ca. 2 air miles south of Murrieta. 335 Comment
  UCR49250  Delphinium parryi Steve Boyd 1986-4-19 1712 Riverside Temescal Canyon, Temescal Canyon: flats at SE end of Alberhill Mtn. 396 Comment
  VVC431  Delphinium parryi A. C. Sanders, J. Mac 1997-5-4 20696 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek below the confluence with Brown Creek. 854 Comment
  RSA394492  Delphinium parryi subsp. parryi Gale Sphon 1955-5-7 s.n. Riverside Horsethief Canyon, Santa Ana Mtns. Comment
  UCR35347  Delphinium parryi subsp. parryi L. B. Ziegler 1967-4-25 123 Riverside Perris-Aguanga Basin, Pauba Ranch [SE of Temecula in Pauba Valley, off Hwy 79] 381 Comment
  CSUSB1233  Dendromecon rigida Ronald H. Sauer 1965-5-3 Riverside On road side 2.8 miles from the Orange County-Riverside County line on Chase Drive. 365 Comment
  UCR252644  Deschampsia danthonioides T. B. Salvato, John Lovio 2013-3-19 7372 Riverside Perris-Aguanga Basin, Paloma Valley, vacant lot at northeast corner of intersection of Scott Road and Menifee Road 455 Comment
  CAS-BOT-BC43359  Descurainia pinnata subsp. glabra C. L. Hitchcock 1940-4-1 5911 Riverside Cottonwood Spring wash. Comment
  POM10270  Descurainia pinnata subsp. halictorum Anonymous 1904-4-10 s.n. Riverside Wilders Canon, Jurupa Hills, near Riverside. Comment
Read comments
Feb 2 2013
  RSA433553  Dicentra chrysantha M. M. Thompson 1947-6-19 c- 2082 Riverside Los Alamos Canyon, Elsinore. 762 Comment
  UCR16447  Dicentra chrysantha K. Stolte 1978-5-28 s.n. Riverside 3-4 miles east of Junction of Hwy 79 and 371 ('71'), on Hwy 79 Comment
  SEINET12090136  Dicentra chrysantha C. W. Tilforth, Wisura, W. 1979-1 1923 Riverside 10.4 mi from north jct with Highway 74, S of Lake Hemet Comment
  RSA523966  Dichelostemma capitatum Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4012 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCSB840  Dichelostemma capitatum Kamb, Peter 1947-6-8 Riverside Hall Canyon, San Jacinto Mts 1645 Comment
  RSA367466  Dichelostemma capitatum subsp. capitatum Mark Morris 1929-3-17 s.n. Riverside Palm Canyon. Comment
  SD73605  Dichelostemma capitatum subsp. capitatum Helen V. Witham 1970-5-1 859 Riverside Bautista Canyon, southeast of Hemet. 800 Comment
  UC402678  Dicoria canescens Mrs. L. S. Masters 1901-6-20 Riverside Palm Springs Colorado Desert, Palm Springs Comment
  POM9799  Dicoria canescens P. A. Munz 1921-12-31 4705 Riverside Between Palm Springs & Whitewater. Comment
  CAS-BOT-BC292249  Dieteria asteroides var. asteroides Durant; Street 1918-5-13 1 Riverside Near Hemit [Hemet] 335 Comment
  UC1463883  Dieteria canescens var. ziegleri J. Derby and T. Krantz 1977-10-1 Riverside along 7SO2 road to Santa Rosa Summit at turn-off for peak; Santa Rosa Mt. Comment
  CDA4510  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, ca. 8 miles southeast of Temecula, S of Hwy 79 at E end of Pauba Valley, end of Los Caballos Road in vicinity of water tank Comment
  RSA735857  Dimorphotheca sinuata Scott D. White, Justin M. Wood 2008-4-16 11881 Riverside Perris/Elsinore Basin: Hills to the W of I-215 and S of Scott Rd. 488 Comment
  SD139995  Diplacus brevipes Scott White 1993-4-22 1227 Riverside North Alberhill Ranch, in hills N of Walker Canyon 487 Comment
  SD148060  Diplacus brevipes Andy C. Sanders, T. B. Salvato 2001-5-16 24300 Riverside Perris-Aguanga region: S of Hemet, Ao mi. S of Gibbel Rd. about 1 mile E of State St., east end Diamond Valley, 1 mi. SSE of Hemet Butte, S of mouth of Avery Cyn 518 Comment
  RSA0019284  Diplacus brevipes N. C. Cooper 1944-6-17 1424 -A Riverside San Jacinto Mtns. above Banning. 1220 Comment
  RSA0019408  Diplacus fremontii Henry J. Ramsey, Henry J. Ramsey 1939-4-23 392 Riverside Hemet, Anza, Bautista Creek Rd. Comment
  RSA0018416  Diplacus longiflorus var. longiflorus Scott D. White, Tasha La Doux 2000-4-20 7710 Riverside South of Hemet: 'Gibbel Flat' in the Santa Rosa Hills. 610 Comment
  RSA0019304  Diplacus puniceus B. Pitzer 1997-3-23 2958 Riverside Lakeview Mtns, ca. 1 air mile SSW of Mt. Rudolph, along powerline rd 0.3 mile E of Contour (Juniper Flats) Rd. 610 Comment
  CHSC60201  Distichlis spicata J. Lund 1980-4-2 Riverside The corner of 66th. Ave and Fillmore are 3.0 miles east of Meca. 45 Comment
Read comments
May 29 2011
  SBBG541  Distichlis spicata H. and M. Dearing 1936-12-25 Riverside near Thousand Palms Comment
  UCR2331  Distichlis spicata var. stricta H. J. Webber 1918-6-9 40 Riverside Alkali land NE of Riverside Comment
  JEPS2749 Image available Ditaxis claryana Marjorie D. Clary 1932-12-16 1707 Riverside 10 mi w Coachella (on bajadas at foot of Santa Rosa Mts.); Colorado Desert; Santa Rosa Mts., W of Coachella, Colorado Desert 91 Comment
  JOTR37429  Ditaxis lanceolata La Doux, Tasha 2016-3-9 3664 Riverside Above Hayfield Dry Lake - Stop 3 524 Comment
  UCR218469  Ditaxis lanceolata Jim Andre, T. La Doux 2009-3-10 11257 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
  UCR260229  Ditaxis lanceolata A. C. Sanders, Jim Malusa 2015-3-11 41405 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, wide canyon along the Gasline Road c. 1/4 mile north of the Imperial Co. line, US Navy Chocolate Mountains Aerial Gunnery Range 459 Comment
  RSA763984  Ditaxis neomexicana Justin M. Wood, D. M. Ray 2010-10-21 3001 Riverside Chuckwalla Valley NE of Victory Springs and 0.9 km E of Kaiser Road on unmarked 4WD road. 198 Comment
  UCR74376  Ditaxis neomexicana Theo Glenn 1991-5-1 91- 47 Riverside Sonoran (Colorado) Desert, McCoy Mts, NW of Blythe 240 Comment
  JOTR33805  Ditaxis serrata var. californica La Doux, Tasha, B. Truesdell 2007-11-9 3303 Riverside Joshua Tree National Park. Eagle Mountains along south boundary of park, open bajada below mouth of Lost Palms Canyon (STOP 2) 601 Comment
  CHSC506  Dithyrea californica E. Thomas 1940-3-3 Riverside Near Salton Sea. 60 Comment
  UC673301  Dithyrea californica Margaret Stason 1927-2-12 Riverside 1000 Palms, n end of Colorado Desert Colorado Desert Comment
  UCR178570  Dithyrea californica R. G. Swinney 1967-2-4 0012 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 305 Comment
  RSA487199  Dodecahema leptoceras James L. Reveal 1988-5-23 6863 Riverside Along California Hwy 75 [74] at milepost 48, 3 miles E of Fairview Avenue in Valle Vista, N of the Hwy and south of the San Jacinto River. 610 Comment
  UCR51369  Dodecatheon clevelandii A. C. Sanders 1988-1-30 7592 Riverside Peninsular Range, Eastern foothills of the Santa Ana Mountains, c. midway between Murrieta and Temecula. Los Cerritos Ranch and adjacent 80 acre property to the NW; north of Cherry St., west of Adams Ave, south of Meadowlark Ridge Lane and Elm St 366 Comment
  SEINET11973369  Dodecatheon clevelandii H. M. Hall 1902-1 2963 Riverside vicinity of Riverside, in the Sonoran Zone 366 Comment
  RSA436105  Downingia cuspidata H. M. Hall 1897-4-19 484 Riverside Menifee Comment
Read comments
Jun 21 2011
  RSA508242  Downingia cuspidata R. F. Thorne 1974-5-23 44682 Riverside Santa Rosa Plateau, Rancho California; grassland area E of Redonda Mesa 610 Comment
  RSA775294  Draba cuneifolia Duncan S. Bell, The Habitat Work Organization 2011-3-19 2063 Riverside West side of the Chuckwalla Mountains; north of Red Cloud Mine Road; approximately 1 air mile southwest of Lost Pony Mine. 599 Comment
  UC1536961  Draba cuneifolia Gordon H. True Jr. 1935-2-20 4 Riverside bottom of Sycamore Canyon , Box Springs 365 Comment
  UC50305  Draba cuneifolia H. M. Hall Apr. 1903 3804 Riverside vicinity Riverside; vicinity of Riverside 609 Comment
  POM160111  Draba cuneifolia var. integrifolia E. C. Jaeger 1927-3-23 s.n. Riverside Beal's Wall, Colorado Desert Comment
Read comments
Apr 16 2017
  POM183961  Draba cuneifolia var. integrifolia P. A. Munz 1932-3-15 12009 Riverside Deep Canyon, Coachella Valley. 91 Comment
  UCR19087  Draba cuneifolia var. integrifolia John C. Roos 1952-3-19 5402 Riverside Peninsular Range, Box Springs Mountains [east edge of Riverside] 457 Comment
  SEINET10794022  Dryopteris arguta George Yatskievych, K. G. Preston, Mafham 1981-4-26 Yatskievych 81 -143 Riverside State Highway 74, 5.8 mi. SW of El Carizo Guard Station. San Juan Canyon; Santa Ana Mountians. T06S R05W S31 - NE4. 500 Comment
  LA204779  Dudleya abramsii Joan Malloy; 1952-5-24 sn Riverside Hemet Valley, S side of road Comment
  POM274431  Dudleya lanceolata Lyman Benson 1939-12-14 s.n. Riverside 10 mi. W of Banning, US 99 915 Comment
  RSA502499  Dudleya lanceolata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-11 3741 Riverside Vail Lake area, S flank of Oak Mountain, N of the lake. 549 Comment
  RSA635033  Dudleya multicaulis Valerie L. Soza, LeRoy Gross 1999-6-21 570 Riverside Santa Ana Mountains: Oak Flats, southwest of Serrano Spring. 731 Comment
Read comments
Sep 4 2018
  UC115262  Dudleya saxosa subsp. aloides T. S. Brandegee 1902-1 Riverside near Palm Springs (Whitewater) Comment
Read comments
May 21 2013
  UCR215765  Dudleya saxosa subsp. aloides Jim Andre, T. La Doux 2006-4-26 11711 Riverside South Mojave Desert, Joshua Tree National Park, upper Long Canyon, western drainage 1165 Comment
  UCR282413  Dysphania ambrosioides Mitch Provance 2009-7-1 709- 06 Riverside Badlands of Western Riverside County, San Timoteo Canyon, just south of San Timoteo Canyon Rd. along paved access road to the El Casco Substation 616 Comment
  SEINET8060018 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-8 6 Riverside 3.8mi down Eagle Mt. Rd. off I-10. SE side of the road. 400 Comment
  SEINET3071816  Echinocereus engelmannii subsp. engelmannii Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17500 Riverside Queen Mountain quadrangle, Queen Valley, 1km west of Desert Queen (McHaney's) Mine, 1km ESE of the summit of Negor Hill, 13km SSW of Twentynine Palms 1335 Comment
  SBBG92380  Echinochloa colona G. K. Helmkamp 1989-9-16 Riverside ca. 0.5 mi S of Interstate 8, W of Blythe at Seeley Rd and St Hwy 78 75 Comment
  CAS-BOT-BC113604  Eleocharis acicularis Frederick Morris Reed 1908-7-12 2480 Riverside Lake Surprise, San Jacinto Mts. 2743 Comment
  CAS-BOT-BC113430  Eleocharis bella Robert F. Thorne; E. Lathrop 1969-5-19 37954 Riverside Santa Rosa Plateau, wet muddy margin of N end of large vernal marsh, Mesa de Colorado, 624 Comment
  UCR15635  Eleocharis bella 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
  RSA544428  Eleocharis palustris Steve Boyd, Timothy S. Ross, D. Zippin, T. Oberbauer 1991-6-14 6333 Riverside Skunk Hollow area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aquaduct. Comment
  RSA653671  Eleocharis palustris A. C. Sanders, K. C. Rose 1999-6-18 22818 Riverside Domenigoni Valley: upper Warm Springs Creek between Hwy 79 (Winchester Rd.) and Scott Rd., Domenigoni Ranch, S of Winchester 433 Comment
Read comments
Mar 20 2013
  SBBG54319  Eleocharis parishii C. Davidson 1977-5-25 5647 Riverside Mesa de Burro, Santa Rosa Plateau 701 Comment
  UC839370  Eleocharis parishii I. W. Clokey, E. G. Anderson 1935-8-21 6564 Riverside Hemet Lake 1320 Comment
  UCR178328  Eleocharis parishii T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 602 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, sag pond at Burro Flats, tree stand P-10 1098 Comment
  UC38213  Elymus X hansenii H. M. Hall June, 1901 2037 Riverside San Jacinto Mountains; s side 1371 Comment
  UCR90379  Elymus condensatus D. L. Banks, Steve Boyd 1995-10-17 0779 Riverside NW Palomar Mtns; Agua Tibia Mtns., Cleveland National Forest, Agua Tibia Wilderness Area; along lower Arroyo Seco, south of the Dripping Springs Campground. Along alluvial benches where Arroyo Seco turns to the E, just west of the Metasedimentary hills 525 Comment
  SD178092  Elymus triticoides A. C. Sanders 2004-5-12 27874 Riverside Elsinore Basin Region; Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 377 Comment
  RSA618394  Emmenanthe penduliflora D. L. Banks 1997-5-5 1969 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
  SD212644  Emmenanthe penduliflora A. C. Sanders, T. B. Salvato 2006-6-2 33086 Riverside Hills between Murrieta and Menifee Valley, west of I-215 south of Bundy Canyon. 548 Comment
  UCR2854  Emmenanthe penduliflora J. Texera 1970-3-27 4 Riverside Sonoran (Colorado) Desert, c. 3 miles south of town of Palm Desert on dirt road continuation of Portola Avenue, 0.75 mile north of boundary fence of Deep Canyon Desert Research Center 207 Comment
  RSA0105935  Emmenanthe penduliflora Alan Romspert 2001-4-13 s.n. Riverside Frontage Road E. of Cactus City rest Area, I-10. Comment
  SEINET12279716  Emmenanthe penduliflora H. M. Hall 1902-1 2986 Riverside vicinity of Riverside, in the Upper Sonoran Zone 457 Comment
  SEINET273110  Encelia A. C. Sanders, N. Ferguson 1997-3-20 20066 Riverside March Air For Base ; West of highway 215 at west end of Cactus Avenue; vicinity of former weapons storage facility. 518 Comment
  RSA775808  Encelia actoni Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-29 888 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 915 Comment
  SD186078  Encelia actoni A. C. Sanders, Mike Misenhelter 2005-6-15 30995 Riverside 2.0 miles northnortheast of Vail Lake, 4.0 miles southsouthwest of Sage, Denise Rd. at Bonita Rd. near Calle de Nino, 1.2 miles northeast of summit of (Big) Oak Mtn., southwest of Rocky Ridge and southeast of Black Hills. 640 Comment
  JEPS34115  Encelia californica C. B. Clokey, I. W. Clokey and B. C. Templeton 1930-4-15 4737 Riverside Gavilan Peak 500 Comment
  UC31387  Encelia californica E. L. Koethen 1897-4-1 17 Riverside plains Riverside Comment
  UCR183175  Encelia californica Mitch Provance 2003-5-5 4413 Riverside La Sierra Hills, Norco, NW side of the La Sierra Hills, east of the end of Rushmore Dr. 305 Comment
  UCR21904  Encelia californica Steve Boyd 1980-5-11 253 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan Plateau. East of trailer park, east side of Gavilan Road 625 Comment
  CAS-BOT-BC131318  Encelia farinosa Alice Eastwood 1913-4-30 3086 Riverside Palm Springs Comment
  CAS-BOT-BC131347  Encelia farinosa C. L. Hitchcock 1940-4-2 5923 Riverside Cottonwood Springs wash, Joshua Tree Nat. Monument Comment
  SD229084  Encelia farinosa Dick Schwenkmeyer 2012-11-6 872 Riverside West fork of Palm Canyon, Agua Caliente Indian Reservation, 4.7 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 227 Comment
  UC1777705  Encelia farinosa Donald W. Kyhos 1965-3-13 65 -111 Riverside near Blythe (6.2 miles west of junction of Hwy 78 and Hwy 60-70) Comment
  UC1923762  Encelia farinosa John L. Strother 2008-3-10 1368 Riverside ca. 18 km (11 mi) W of Chiriaco Summit, along N frontage of I-10 420 Comment
  UCD20082  Encelia farinosa Donald W. Kyhos 1965-5-11 65 -216 Riverside 14.9 miles north of junction of Hwy 95 and Hwy 60-70, on Hwy 95. Comment
  UCR214283  Encelia farinosa var. farinosa A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37467 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  SEINET3146517  Encelia frutescens L. S. Rose 1935-12-23 35701 Riverside Colorado Desert; above Deep Cyn., San Jacinto Mts., 22 mi. S of Cathedral City 1067 Comment
  RSA383799  Ephedra aspera E. C. Jaeger 1922-3-25 701 Riverside Murray Canon, Colorado Desert of California. 366 Comment
  RSA799082  Ephedra aspera Sarah J. De Groot, Jessica Chu, Loraine Washburn 2013-3-22 6879 Riverside South side of Joshua Tree National Park, Cottonwood Spring 915 Comment
  HSC66449  Ephedra californica Christopher Davidson, B. Gustafson 1977-4-7 5575 Riverside Whitewater Canyon Rd., (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62. Near Start of Angeles [actually Pacific] Crest Trail. Hillside, N slope 610 Comment
  RSA296153  Ephedra californica B. A. Prigge 1980-8-5 3831 Riverside Whitewater Canyon, 0.5 miles N of trout farm 701 Comment
  RSA383880  Ephedra californica P. J. Remple 1942-3-21 s.n. Riverside Whitewater Canyon. Foot of canyon side. Comment
  UCSB9241  Ephedra viridis Krogen, Roger 1957-1 Riverside 7 mi. W of junction of Hwy 60-70 in Box Canyon wash Comment
  UCR241399  Epilobium campestre T. B. Salvato, Matt Malle, Tom Sullivan 2013-3-27 7445 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  UCSB42151  Epilobium campestre Roos, John 1952-6-18 Riverside Edgemont 457 Comment
  OBI37516  Epilobium canum Steve Boyd 1985-8-7 1109 Riverside Santa Rosa Plateau Region, NW base of Redonda Mesa on Tenaja Rd. 0.8 mi E of jctn with 8S01 and 8S02 Comment
  RSA0097964  Epilobium canum Duncan S. Bell 2014-11-14 7709 Riverside Santa Rosa Mountains; collecting in the Santa Rosa Mountain Wilderness area; west side of Martinez Mountain; at meeting point of Horsethief Creek and the Cactus Spring Trail. 1055 Comment
  UCR141233  Epilobium canum A. C. Sanders, Mike Misenhelter 2004-10-6 28834 Riverside Santa Ana Mtns./Santa Rosa Plateau, hill 2139 at west end of the Mesa De Colorado, private land on the west side of Via Volcano adjacent to the Santa Rosa Plat. Ecol. Reserve 640 Comment
  UCR21167  Epilobium canum subsp. canum Steve Boyd 1980-7-3 s.n. Riverside Perris Basin, Motte Reserve. Rocky hills 2.5 mi NW of Perris. Western edge of the reserve and 0.25 mi south of the NW corner of the reserve 518 Comment
  UCR22126  Epilobium canum subsp. canum Steve Boyd 1980-7-6 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  CAS-BOT-BC171732  Epilobium canum subsp. latifolium R. J. Kessler 1921-10-1 1921 Riverside San Jacinto Mts. Comment
  UC20677  Epilobium canum subsp. latifolium H. M. Hall 1901-6 2503 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1584 Comment
  RSA463110  Epilobium ciliatum S. J. Myers 1987-6-24 s.n. Riverside Murrietta Creek, at confluence with temecula Creek, near the town of Murrietta. Comment
  RSA674611  Epilobium densiflorum Scott D. White 2000-8-5 8180 Riverside San Jacinto Mountains: Near Mountain Center. Unnamed ephemeral drainage (tributary to S Fork, San Jacinto River). 1402 Comment
  UCR268589  Epilobium densiflorum Jim Andre 2012-6-15 30541 Riverside San Jacinto Mountains, west slopes of range along Poppet Flat Road, Poppet Creek canyon, 3.2 miles west of Hwy 243 1022 Comment
  RSA381717  Epipactis gigantea M. D. Proctor 1942-4-4 507 Riverside Andreas Canyon, east base of San Jacinto Mts. 305 Comment
  RSA639601  Equisetum arvense L. C. Wheeler 1932-7-9 926 Riverside Santa Ana River at Chino Creek 145 Comment
  RSA609039  Equisetum laevigatum L. C. Wheeler 1961-6-24 7903 Riverside San Jacinto Mountains: Strawberry Creek at Idyllwild Arts Foundation, Idyllwild. Comment
  UCR68855  Equisetum laevigatum Steve Boyd, T. S. Ross 1990-5-11 4641 Riverside Peninsular Range, Cleveland National Forest: Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground 610 Comment
  UCR156276  Eragrostis T. B. Salvato, Kent Beaman 2005-5-16 852 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
  CAS-BOT-BC204487  Eragrostis cilianensis S. B. Parish 1913-2-7 8442 Riverside Salton Basin. Mesa near Mecca -60 Comment
  UCR26522  Eragrostis cilianensis A. C. Sanders, S. Hagopian 1981-5-20 2155 Riverside Peninsular Range, Wolf Valley, SE of Temecula, NE of State Hwy S16 along road to sod farm 329 Comment
  CAS-BOT-BC213599  Eragrostis mexicana subsp. mexicana J. C. Roos 1965-7-7 s.n. Riverside San Jacinto Comment
  UCD63450  Eragrostis mexicana subsp. mexicana Beecher Crampton 1963-5-7 6777 Riverside Riverside, 1 mile west U.C. - Riverside Campus. Comment
  UCR113926  Eragrostis pectinacea Mitch Provance, A. C. Sanders 2000-7-4 2080 Riverside Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
  UCR91874  Eragrostis pectinacea var. pectinacea A. C. Sanders, T. Schram, D. Wappler 1994-10-4 15770 Riverside San Jacinto Mtns., N slope of mtns.; Twin Pines Creek in vicinity of confluence w/ Brown Crk. & of the dirt road crossing 854 Comment
  POM46749  Eremalche exilis Marcus E. Jones 1903-5-8 s.n. Riverside Indio. -7 Comment
  UC1007205  Eremalche exilis Philip A. Munz 1940-3-23 15723 Riverside n. end Pinto Basin Mohave Desert, n. end Pinto Basin Comment
  UCR166021  Eremalche exilis Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  UCR279385  Eremalche exilis A. C. Sanders, Jim Malusa 2017-3-24 42955 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  JOTR31968  Eremalche rotundifolia La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2205 Riverside Joshua Tree National Park. Southwest Eagle Mountains; west of Lost Palms Canyon; rocky/gravelly bajada north of the Aqueduct Rd. 603 Comment
  POM49756  Eremalche rotundifolia Marcus E. Jones 1906-4-30 s.n. Riverside Indio. Comment
  RSA596668  Eremocarpus setiger D. L. Banks, Lauren Raz 1996-11-5 1149 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  RSA736530  Eremocarpus setiger Scott D. White, Angelia Carey 2004-7-2 10573 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  UCSB26816  Eremogone macradenia Wilken, Dieter 1969-6-30 Riverside Santa Rosa Springs; Santa Rosa Mtns. 2377 Comment
  CAS-BOT-BC160062  Eremothera boothii subsp. condensata Edmund C. Jaeger 1939-3-30 s.n. Riverside Desert Center 243 Comment
  UC2030110  Eremothera boothii subsp. condensata V. Soza, J. M. Porter, G. D. Wallace 2001-4-2 1095 Riverside Transverse Ranges, Little San Bernardino MOuntains region: Mouth of West Wide Canyon, west side of Channel Run. Comment
  UCSB4377  Eremothera boothii subsp. condensata Krogen, Roger 1957-1 Riverside Under bridge 26 mi. E of Indio on HYW 60-70 Comment
  JOTR35062  Eremothera refracta La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3514 Riverside Joshua Tree National Park. Coxcomb Mountains: southwest corner of park, north of MWD Aqueduct Road. South-facing bajada with shallow Sonoran desert riparian corridors among desert pavement. Comment
  SDSU3044  Eriastrum densifolium Wende E. Rehlaender 1983-5-28 111 Riverside Santa Rosa Mountains; next to Hwy 74, about 12 miles along road from Palm Desert; 1/2 mile W of Deep Canyon, 3 miles NW of Sheep Mountain. Comment
Read comments
Jan 24 2013
  UC23525  Eriastrum densifolium subsp. austromontanum H. M. Hall July, 1901 2384 Riverside San Jacinto Mountains; s side 1584 Comment
  LA106802  Eriastrum densifolium subsp. densifolium Elizabeth McClintock; 1940-7-21 sn Riverside Santa Rosa Mountains, near Santa Rosa Springs Comment
  RSA0117615  Eriastrum diffusum subsp. coachellae Sarah J. J. De Groot 2005-5-16 4968 Riverside Along Worsley Road paralleling Highway 62 between Dillon Road and Indian Ave., Desert Hot Springs area, vicinity of Morongo Creek. 495 Comment
  CSUSB1767  Eriastrum eremicum Wayne White 1975-5-24 Riverside Chuckwalla Mountains Chuckwalla Mountains. On Highway I-10 to Red Cloud Road. Colorado Desert. 609 Comment
  RSA0120108  Eriastrum eremicum subsp. eremicum R. F. Thorne, Rolf Dahlgren, Gertrud Dahlgren 1979-8-22 53568 Riverside Joshua Tree National Monument: Just S of San Bernardino Co. line near jct of road to Split Rock and 29 Palms; Valley W of Pinto Mountains. 1098 Comment
  RSA0120685  Eriastrum harwoodii Duncan S. Bell 2010-5-1 904 Riverside Arica Mountains: northwest of the mountain range, approximately 8 air miles west of the ghost town of Rice, and approximately 6 air miles northwest of Priests Well. 324 Comment
  SDSU3049  Eriastrum sapphirinum A. H. Gallup 1948-6-12 223 Riverside San Jacinto Mt. Road from the town of San Jacinto. 823 Comment
  UC449833  Eriastrum sapphirinum I. J. Condit May 1926 Riverside Rubidoux Comment
  UCR135990  Eriastrum sapphirinum 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
  UCR280913  Eriastrum sapphirinum subsp. dasyanthum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-5-23 517- 40 Riverside Temescal Valley, Temescal Valley, Indian Wash, SE side of Glen Eden Rd. at De Palma Rd. 372 Comment
  CAS-BOT-BC515002  Eriastrum sapphirinum subsp. dasyanthum Mary F. Spencer 1919-6-17 s.n. Riverside Roadside on slope of San Jaacinto Mt. 1097 Comment
  CAS-BOT-BC131670  Ericameria brachylepis Louis C. Wheeler 1933-12-1 2288 Riverside 2 mi. E Cabezon, San Gorgonio Pass 640 Comment
Read comments
Jan 10 2018
  SD229089  Ericameria cuneata Dick Schwenkmeyer 2012-4-18 708 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-BC292795  Ericameria cuneata var. cuneata Ralph Hoffmann 1929-9-6 s.n. Riverside Naer Taquitz Pk., San Jacinto Mts. 2590 Comment
  RSA297386  Ericameria linearifolia Larry E. DeBuhr 1972-3-24 533 Riverside Santa Rosa Mts. along forest road 7S02 in San Bernardino National Forest 1768 Comment
  RSA342552  Ericameria linearifolia R. F. Thorne, W. A. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54094 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  SFV6315  Ericameria linearifolia T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-3 29 Riverside San Bernardino Mountains Whitewater Canyon Road, 3 miles north of Highway 60. 630 Comment
  SEINET10808732  Ericameria nauseosa David B. Dunn 1947-9-21 Dunn 3519 Riverside Collected in a shallow wash about 5 miles in from Hwy. to 29 Palms. In Joshua Tree National Monument. Comment
  CAS-BOT-BC298879  Ericameria nauseosa var. bernardina Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mts Comment
  UC62909  Ericameria nauseosa var. bernardina H. M. Hall 1896-8-29 341 Riverside San Jacinto Mountains 2743 Comment
Read comments
Nov 25 2010
  CAS-BOT-BC299541  Ericameria paniculata Frank W. Peirson 1922-12-26 3331 Riverside Cabazon old road, Colorado Desert Comment
  JEPS19267  Ericameria paniculata Marjorie D. Clary 1932-12-18 1742 Riverside Clemens Well Colorado Desert, Orocopia Mts. 243 Comment
  RSA221018  Ericameria parishii E. W. Lathrop 1966-3-30 6119 Riverside Mail Divide Truck, Trail between El Carriso and Santiago Peak, Cleveland Nat'l Forest 1220 Comment
  UCR99878  Ericameria parishii var. parishii Scott D. White 1996-12-26 4645 Riverside San Jacinto Mtns, Bautista Canyon: along Bautista Canyon Rd, c. 2 or 3 air mi. NW of junction with Tripp Flats Rd. 1037 Comment
  RSA305669  Ericameria pinifolia C. W. Tilforth, Walter Wisura 1979-10-11 1917 Riverside 0.3 mi. west of Highway 74 on Thomas Mtn. Rd., ca. 1 mi. south of Lake Hemet, Garner Valley 1341 Comment
  UCSB15235  Erigeron foliosus Breedlove, Dennis 1961-8-4 Riverside Along Riverside Highway 1 at junction with road to Black Mountain Campground; San Jacinto Mountains 1676 Comment
  UC1929909  Erigeron foliosus var. foliosus Scott D. White 2004-4-26 10243 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Indian Creek Watershed. Lake Fulmore 7.5' Quad. Comment
  POM320435  Eriodictyon crassifolium Greg Wright 1971-4-17 13 Riverside Corona Skyline Drive, Cleveland National Forest, SW of Corona. Before ascending the Mtns. Santa Ana Mts. 366 Comment
  RSA0119984  Eriodictyon crassifolium Duncan S. Bell, Thomas Stoughton 2016-4-13 9267 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  RSA77237  Eriodictyon crassifolium F. W. Peirson 1922-4-28 4480 Riverside Leach Canyon, near Elsinore 534 Comment
  CAS-BOT-BC189125  Eriodictyon crassifolium var. crassifolium Alice Eastwood 1913-4-30 2994 Riverside Palm Springs Comment
  SD80106  Eriodictyon crassifolium var. nigrescens Nancy Ryan Zabriskie, Walter Zabriskie 1971-4-24 397 Riverside Water service road above crossing of Deep Canyon, north slope Santa Rosa Mountains. 1317 Comment
  UCR133364  Eriodictyon trichocalyx Jeffrey Ross, T. B. Salvato 1998-5-28 MOR- 298 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, c. 3.5 miles NNW of Cabazon 915 Comment
  SD67920  Eriodictyon trichocalyx var. lanatum Reid Moran 1968-8-3 15373 Riverside Chaparral on west slope of Santa Rosa Mountain, 1 mile west of summit, by roadside 2100 Comment
  RSA0035485  Eriogonum davidsonii A. C. Sanders 2013-7-6 40844 Riverside Idyllwild, SE side of town near south end of South Ridge, near junction of Tahquitz View Dr. and FS Rd. 5S11 1784 Comment
  SBBG1441  Eriogonum davidsonii H. and M. Dearing 1940-6-8 4344 Riverside Box Cyn, near Mecca Comment
  UCR72245  Eriogonum deflexum Theo Glenn 1991-5-30 91- 120 Riverside Sonoran (Colorado) Desert, Mule Mtns, 0.2 mi. east of the Opal Hill Mine, just north of the Imperial County line and west of Palo Verde 200 Comment
  CHSC8072  Eriogonum deflexum var. deflexum Edward L. Smith 1958-3-22 407 Riverside Coxcomb Mts. Located 15 mi. n of Desert Center. 182 Comment
Read comments
Apr 5 2011
  SD229228  Eriogonum elongatum var. elongatum Dick Schwenkmeyer 2012-8-7 790 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  SEINET5440853 Image available Eriogonum fasciculatum Richard Carter 1984-12-18 3857 Riverside 13.8 mi SW of Anza city center on Hwy 371. Comment
  CAS-BOT-BC249960  Eriogonum fasciculatum var. foliolosum Lewis S. Rose 1938-12-25 38352 Riverside 31 mi. w. of Indio, Palms to Pines Highway, San Jacinto Mts. 1280 Comment
  CAS-BOT-BC250134  Eriogonum fasciculatum var. polifolium Lewis S. Rose 1946-1-3 46011 Riverside Palms to Pines Highway 1066 Comment
  POM123087  Eriogonum fasciculatum var. polifolium Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs. 61 Comment
  POM230616  Eriogonum fasciculatum var. polifolium I. W. Clokey, E. G. Anderson 1935-8-21 6592 Riverside Keen Camp P. O. 1360 Comment
  RSA587145  Eriogonum fasciculatum var. polifolium D. L. Banks, S. D. Boyd 1995-6-2 556 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail just N of the Riverside County boundary, W of the peak ''3790'' on boundary of S32 and S33. 1042 Comment
  SD93053  Eriogonum fasciculatum var. polifolium W. Bertsch 1954-5-1 530 Riverside Road from Banning to Idlewild 914 Comment
  RSA717682  Eriogonum gracile A. C. Sanders 2004-5-5 27757 Riverside Gavilan Hills; route of proposed realignment of Gavilan Rd., SSW from Multiview Rd. intersection, ca. 0.25 mi. NNW of Harford Spring, ca. 1.2 mi. NE of Gavilan Peak. 579 Comment
  RSA0104490  Eriogonum gracile var. incultum Duncan S. Bell 2015-9-30 8665 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  RSA575902  Eriogonum gracile var. incultum Steve Boyd 1994-10-14 8379 Riverside Southern Santa Ana Mountains, San Mateo Cantyon Wilderness area of the Cleveland National Forest. Fisherman's Camp Trail (7S02) from Wildomar Road (7S01) west into Tenaja Canyon at its confluence with San Mateo Canyon., Fisherman's Camp 462 Comment
  RSA735473  Eriogonum gracile var. incultum LeRoy Gross, Elizabeth A. Kempton 2008-8-21 3572 Riverside Southern spur of Pine Meadow, southeast of Highway 371, northwest of Santa Rosa Summit. Survey north side of Highway 74. 1477 Comment
  UCR234757  Eriogonum gracile var. incultum A. C. Sanders, John F. Green 2012-6-25 40312 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon near Hostettler Rd. south of I-15, narrow canyon draining from vicinity of Palomino Creek Dr. at end of Calendula St. 387 Comment
  UCR272193  Eriogonum gracile var. incultum Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8561 Riverside San Jacinto Mountains, Garner Valley, west side of the hwy, c. 3.75 air miles southeast of Lake Hemet 1370 Comment
  CAS-BOT-BC257572  Eriogonum inflatum H. M. Hall 1901-6-1 2120 Riverside San Jacinto Mountains. Eastern base, along the borders of the Colorado Desert Comment
  RSA393580  Eriogonum inflatum var. inflatum P. J. Remple 1942-3-2 s.n. Riverside Dead Indian Creek, Santa Rosa Mtns. Comment
  CAS-BOT-BC263116  Eriogonum maculatum H. M. Hall 1899-6-1 1268 Riverside San Antonio Mountains. North side 1828 Comment
  POM49276  Eriogonum molestum Mary F. Spencer 1919-7-1 1375 Riverside Idyllwild. 1616 Comment
  RSA0048244  Eriogonum molestum var. davidsonii Louis C. Wheeler 1931-10-2 178 Riverside Hemet-Idyllwild Road, San Jacinto Mts. 1371 Comment
  RSA766361  Eriogonum nudum var. pauciflorum Joseph A. Ewan 1930-8-31 2132 Riverside Below north rim of Tahquitz Valley. San Jacinto Mts. 2591 Comment
Read comments
Nov 6 2011
  SJSU1822  Eriogonum pusillum J. W. Tilden 1957-4-18 1097 Riverside near Whitewater E of San Gorgonio Pass Comment
  JOTR31156  Eriogonum saxatile La Doux, Tasha 2009-6-3 1864 Riverside Joshua Tree National Park. (Stop 4): Little San Bernardino Mountains, Covington Flats Area, gravelly slopes below peak 1511 Comment
  CAS-BOT-BC263504  Eriogonum thomasii J. Wear; N. Moorhatch 1993-6-11 s.n. Riverside Mecca Hills 60 Comment
  RSA329547  Eriogonum thomasii Gary D. Wallace 1966-3-26 263 Riverside Thousand Palm Oasis in the Indio Hills 70 Comment
  RSA424958  Eriogonum thomasii Robert Gustafson 1980-4-3 1524 Riverside Orocopia Mountains, about 6 miles east of Mecca along Box Canyon Road, south of the road 305 Comment
  UCR166861  Eriogonum thomasii Chet McGaugh 2005-1-27 s.n. Riverside Sonoran (Colorado) Desert, E of Salton Sea, along Coachella Canal between siphons 26-27 NE of Dos Palmas Spring 24 Comment
  UCSB1544  Eriogonum thomasii Haller, John 1958-3-22 Riverside immediately S. of Hwy. 60-70; 5.8 miles E. of Desert Center Comment
  CHSC110677  Eriogonum thurberi Dean Wm. Taylor 2003-5-6 18517 Riverside Wash of the San Gorgonia River ca. 1 miles south of the intersection of Highway 111 with Interstate 10. 365 Comment
  RSA0105832  Eriogonum thurberi Alan Romspert 2000-7-28 s.n. Riverside Half way between Market St. and Riverside Ave. Bridges. Comment
  SBBG121989  Eriogonum thurberi S. D. White with J. H. Jones 2005-5-24 11100 Riverside Banning Pass area; Cabazon, San Gorgonio River wash and adjacent alluvial flats and benches to west 573 Comment
  UC1133261  Erioneuron pulchellum H. S. Yates 1937-3-23 6440 Riverside 15 mi nne Mecca; Thermal Quadrangle Comment
  UC31677  Eriophyllum ambiguum var. paleaceum S. B. Parish Apr 4 1896-Apr 13 1896 4120 Riverside base San Jacinto Mt. (Palm Springs (Agua Caliente)); , Palm Springs (Agua Caliente) 152 Comment
  POM161197  Eriophyllum confertiflorum Hattie Wright 1929-7-25 s.n. Riverside Idyllwild, San Jacinto Mts. Comment
  UCR21844  Eriophyllum confertiflorum Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  UCSB6520  Eriophyllum confertiflorum Kamb, Peter 1947-6-7 Riverside Arid Transition Zone; Hall Canyon, San Jacinto Mts. 1645 Comment
  SEINET13709794  Eriophyllum confertiflorum S. C. Anderson, S. C. Anderson 1957-1 Riverside W Slope Mt Rubidoux Comment
  LA203544  Eriophyllum confertiflorum var. confertiflorum Elizabeth McClintock; 1935-3-3 sn Riverside Pedley Hills Comment
  POM359848  Eriophyllum multicaule Steve Boyd 1986-4-2 1638 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park 610 Comment
  RSA182343  Eriophyllum multicaule J. D. Olmsted 1962-5-2 3435 Riverside By saddle just N of highest part of Box Spring Mountains. 777 Comment
  SBBG122776  Eriophyllum multicaule A. Parikh 1990-4-23 154 Riverside E of Gavilan Pk, 0.2 km S of Ida Leona Rd, 1 km E of Gavilan Rd 627 Comment
  UCR94255  Eriophyllum multicaule Scott D. White 1996-4-14 3928 Riverside Perris Basin/San Jacinto Mtns., E of Hemet: San Jacinto River Wash near Valle Vista, north of Hwy 74, c. 1.7 mi west of USFS Cranston Fire Station 549 Comment
  CAS-BOT-BC296930  Eriophyllum wallacei Peter H. Raven 1958-3-16 11871 Riverside in washes 4.3 miles east of Cholla Cactus Garden, Joshue Tree National Monument Comment
  SDSU4119  Eriophyllum wallacei T. Bruhns 1965-5-23 130 Riverside At 2,000 ft., sign along state highway 74, below Idyllwild. 610 Comment
  UCD132251  Eriophyllum wallacei Collector Unknown 1923-3-25 299 Riverside Whitewater. Comment
  RSA668341  Erodium cicutarium C. R. Annable 1995-3-16 2288 Riverside 4 km W of Chiriaco Summit and 0.8km N of Interstate 10. Comment
  UCR101101  Erodium macrophyllum Jack Easton 1998-4-16 s.n. Riverside Murrieta region, 'The Willows', a development c. 1 mi. SW of Skunk Hollow, Santa Gertrudis Creek drainage. 366 Comment
  UCR158513  Erodium moschatum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30025 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
  RSA779809  Erodium texanum Duncan S. Bell 2009-3-9 108 Riverside Arica Mountains: southeast section of the mountain range approximately 1.2 air miles from Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 307 Comment
  UCR16790  Erysimum capitatum var. capitatum Tony Beck 1968-5-4 680504- 13 Riverside San Jacinto Mountains, c. 3 mi north of Idyllwild on Hwy '74' [243] from Banning 1677 Comment
  SD218386  Erythranthe diffusa P. A. Munz 1922-4-30 5153 Riverside Hills south of Tuscaloa Creek on road from Aguanga. Comment
Read comments
Feb 18 2013
  RSA0014885  Erythranthe tilingii M. B. Dunkle 1933-7-22 3751 Riverside Tahquitz Valley. 2317 Comment
  UCD101613  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-15 258 B Riverside California. Riverside County: Joshua Tree National Park. 610 Comment
  UCD95446  Eschscholzia androuxii P. C. Everett; E. K. Balls 1958-5-7 23114 Riverside south end of Joshua Tree National Monument. Comment
  RSA0022973  Eschscholzia androuxii A. M. Alexander, Louise Kellogg 1941-5-12 2155 Riverside Along main road, alt 3000ft, 4 miles NE of cottonwood Spring, Eagle Mtns, Riverside County 915 Comment
  UCR77710  Eschscholzia caespitosa Steve Boyd 1991-5-10 6210 Riverside Santa Ana Mtns, Base of range just north of mouth of Hagador Canyon, bottom Skyline Drive 459 Comment
  RSA509569  Eschscholzia californica 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
  RSA586807  Eschscholzia californica D. L. Banks, S. D. Boyd 1995-5-3 244 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
  UCR172715  Eschscholzia californica Jun Hu 2000-5-11 22 Riverside San Jacinto Valley, SE of city of Winchester, Hills N of Diamond Valley 488 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
  RSA0110185  Eschscholzia minutiflora Duncan S. Bell, Thomas Stoughton 2010-3-19 563 Riverside Central section of the Arica Mountains; within the Palen/McCoy Wilderness area; approximately 2 air miles west of Priest Well. 449 Comment
  CAS-BOT-BC419619  Eschscholzia parishii Ynez Whilton Winblad 1937-3-22 s.n. Riverside Near Mecca Comment
  JEPS24880 Image available Eschscholzia parishii Peter M. Ray 1949-3-6 1339 Riverside near 1000 Palms; Coachella Valley, Willis Palms Comment
  RSA445442  Eschscholzia parishii E. C. Jaeger 1922-3-27 708 Riverside Colorado Desert. Box Canon, near Mecca. 91 Comment
  UCR216220  Eschscholzia parishii Jim Andre, T. La Doux 2009-2-25 10804 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains; c. 0.5 mi. south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  UCR233153A  Eschscholzia parishii Jim Andre, Glenn L. Clifton 2011-2-22 17459 Riverside Mecca Hills, along Box Canyon Road, 10.3 mi northeast of town of Mecca 219 Comment
  SD185050  Eucalyptus rudis Alden Kelly 1986-3-17 Riverside Edgmont area of Moreno Valley from planting along W side of Hwy 215 at Eucalyptus Ave. Row runs ca. 1 mi along 215 456 Comment
  UCR158524  Eucrypta chrysanthemifolia A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30048 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
  UCR51984  Eucrypta micrantha Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2175 Riverside Sonoran (Colorado) Desert, Palen Pass at the N end of the Palen Mountains 500 Comment
  UC68569  Eulobus californicus H. M. Hall May 1905 6242 Riverside Shaver's Well Colorado Desert, Chilcoot Pass Comment
  RSA791459  Eulobus californicus Keith E. Hoffmaster 1935-3-31 687 Riverside Palm Springs. CD1. Comment
  CLARK-A1528-2490  Euonymus occidentalis subsp. parishii John C. Roos 1941-8-2 Riverside San Jacinto Mountains Comment
  CAS-BOT-BC202783  Euonymus occidentalis var. parishii E. K. Balls; C. H. Dodson 1955-9-20 21442 Riverside Just below Dark Canyon Camp Ground, San Jacinto Mts. 1615 Comment
  UCR172190  Euphorbia albomarginata John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, City of Temecula, Immediately N and south of Murrieta Hot Springs Road along San Diego Aqueduct right-of-way 396 Comment
  GMDRC5490  Euphorbia eriantha J. Andre 2012-4-16 20920 Riverside Little San Bernardino Mountains: along Cottonwood Spr. Rd, 3.1 mi. north of South Entrance, 4.1 mi. north of I-10 788 Comment
  UCR245262  Euphorbia eriantha Jim Andre 2012-3-19 21297 Riverside Sonoran (Colorado) Desert, north end of Orocopia Mountains, 0.5 mi. south of junction of Box Canyon Rd and I-10 Fwy, 23 miles east of city of Coachella 470 Comment
  SD143926  Euphorbia hirta A. C. Sanders 1994-11-8 15864 Riverside Colorado Desert, Coachella Valley, Palm Desert, weeds in lawns & flower beds along a commercial strip on Hwy 111 between Hwy 74 & Sage lane, in a lawn at the edge of a parking lot 45 Comment
  UCR41268  Euphorbia maculata A. C. Sanders 1982-6-12 2713 Riverside Riverside, residential garden, 422 Campus View Drive 335 Comment
  POM12970  Euphorbia palmeri P. A. Munz, I. M. Johnston 1922-5-21 5517 Riverside Hemet Valley. 2 miles below Kenworthy, San Jacinto Mts 1402 Comment
Read comments
Aug 4 2008
  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
  CLARK-A1528-439  Euphorbia platysperma Edmund C. Jaeger 1964-8-17 280 ? Riverside Coachella Valley Comment
  SDSU12861  Euphorbia polycarpa Janet M. Knotts with Jill Steinberg and Kevin Contreras 1998-3-25 25 III1998J Riverside Road to southwest of SDSU Santa Margarita Field Station, ca. 1000 feet southwest on road to switchback, southwest of bend in road. 262 Comment
  UCR201604  Euphorbia polycarpa Justin M. Wood 2008-11-17 228 Riverside Southwest Perris Basin, Temecula - Murrieta Creek, downstream of 1st Street bridge 305 Comment
  RSA278962  Euphorbia polycarpa var. hirtella B. A. Prigge, L. Martinez 1978-3-23 2407 Riverside NW Colorado Desert, Coachella Valley, 1.9 miles E of North Palm Springs on Dillon Rd. 243 Comment
  UCR201617  Euphorbia serpillifolia subsp. hirtula Scott D. White, Justin M. Wood 2008-6-18 12237 Riverside San Jacinto Mountains, meadow northwest of Keen Camp Summit, southwest of Hwy 79 1463 Comment
  RSA612931  Euphorbia spathulata D. L. Banks 1997-3-29 1646 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
  RSA392121  Eustoma exaltatum Geo. Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea Comment
  RSA69420  Eustoma exaltatum F. W. Peirson 1924-12-30 5419 Riverside Thousand-Palms Canyon, Colorado Desert 122 Comment
  UC22677  Eustoma exaltatum H. M. Hall 1901-8-10 2672 Riverside near Riverside Comment
  CAS-BOT-BC167372  Fagonia laevis Roxana S. Ferris 1939-3-29 9708 Riverside Between Hayfields Reservoir and Desert Center, Indio-Blythe Highway Comment
  CAS-BOT-BC171042  Fagonia laevis Roxana S. Ferris 1939-3-29 9708 Riverside Between Hayfields Reservoir and Desert Center, Indio-Blythe Highway Comment
  CHSC2042  Fagonia laevis V. Holt 1942-3-28 Riverside Comment
Read comments
Feb 16 2013
  NY43266  Fagonia laevis C. R. Annable 1995-3-15 2279 Riverside 2.7km SW of Valerie, on road to Martinez Canyon Comment
  POM293999  Fagonia laevis Lyman D. Benson 1949-3-28 13562 Riverside Santa Rosa Mountains. Pines to Palms Highway from Palm Springs to Hemet. 732 Comment
  RSA391192  Fagonia laevis N. R. Zabriskie, W. M. Zabriskie 1972-3-28 485 Riverside North Canyon, Andreas Canyon watershed, east slope San Jacinto Mts. 610 Comment
  RSA708488  Fagonia laevis Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10896 Riverside Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal. 24 Comment
  SBBG67798  Fagonia laevis S. W. Hutchinson -Feb-1926 1144 Riverside Box Cyn 152 Comment
  UCSB19497  Fagonia laevis Gerhart, Janet 1963-5-3 Riverside U.S. Highway 74, 5 miles E of Pinyon Flats Campground 975 Comment
  UCR260260  Fagonia pachyacantha A. C. Sanders, Jim Malusa 2015-3-11 41400 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, Gasline Road south of junction with road to Observation Point Slats, c. 3.9 miles south of the Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 674 Comment
  SEINET11841375  Felicia amelloides O. F. Clarke 1970-1 s.n. Riverside Riverside, University of California campus, Botanic Gardens Comment
  CAS-BOT-BC59767  Ferocactus cylindraceus L. R. Abrams 1926-3-26 11209 Riverside Field redacted by CAS, contact the data manager for more information Comment
  CHSC8314  Ferocactus cylindraceus Edward L. Smith 1957-4-3 229 Riverside At White Water Canyon entrance, San Bernardino Mts. 579 Comment
  RSA796337  Ferocactus cylindraceus Duncan S. Bell 2009-4-19 288 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  POM83354  Ferocactus cylindraceus var. cylindraceus Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. 61 Comment
  UCR98340  Festuca myuros A. C. Sanders, G. Helmkamp 1997-3-15 19948 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 488 Comment
  UCR132716  Ficus carica A. C. Sanders, O. F. Clarke 1991-6-10 11119 Riverside Upper Santa Ana River/San Bernardino Valley, Riverside, along Spring Brook between Lake Evans (Fairmont Park) & the Santa Ana River 238 Comment
  UCR197060  Ficus carica A. C. Sanders, D. L. Sanders 2008-9-27 36112 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  CLARK-A1045-169  Filago arizonica George K. Helmkamp 1979-4-27 Riverside Santa Ana Mountains Wildomar 7.5'Q Comment
  RSA339317  Filago californica R. F. Thorne, C. W. Tilforth 1980-5-28 54200 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
  RSA543788  Filago californica Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6045 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  RSA517818  Filago depressa Steve Boyd, Orlando Mistretta 1986-3-13 1435 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
  UCR48364  Filago gallica Steve Boyd 1986-5-1 1809 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  UC672445  Fouquieria splendens subsp. splendens H. L. Mason 1928-3-10 4212 Riverside Hidden Springs Canyon; Coachella Mountains Comment
  UC488841  Fragaria vesca C. V. Meyer Jun 1927 195 Riverside Saunder's Meadow; San Jacinto Mts. 1676 Comment
  CAS-BOT-BC53341  Frangula californica subsp. cuspidata H. E. McMinn 1925-7-2 1511 Riverside Tahquitz Trail to Tahquitz Peak, San Jacinto Mts. Comment
  RSA450205  Frankenia grandifolia J. C. Roos 1965-6-30 s.n. Riverside Perris. Comment
  SEINET269334  Frankenia salina Karen Kirtland 1993-6-19 Riverside San Jacinto River Valley: along I-215 between 4th St. and approximately .25 mi S of the San Jacinto River. 430 Comment
  PASA193  Frasera parryi J. Poole 1964-6-29 Riverside San Jacinto Mts. Comment
  POM256728  Frasera parryi W. Pequegnat 1940-6-12 s.n. Riverside Near Los Puios Portrero. Santa Ana Mts. 823 Comment
Read comments
Jun 11 2012
  RSA555  Frasera parryi J. T. Howell 1927-8-2 558 Riverside Strawberry Valley, Mt San Jacinto. 1677 Comment
  SDSU13831  Fraxinus velutina W. Miller with C. Mosse 1972-8-9 Riverside Comment
  RSA0027940  Fremontodendron John F. Emmel 1992-6-10 1225 Riverside San Jacinto Mts: Fobes Ranch Road, 2.1 road mi NE of Hwy 74. 1494 Comment
  UCR1227  Fritillaria biflora Martha McCarthy 1960-3-27 s.n. Riverside Santa Ana Mtns, along Tenaja Road, 2.8 mi. west from junction with Washington Avenue in Murrieta Comment
  RSA124443  Funastrum hirtellum P. C. Everett, E. K. Balls 1958-4-29 23029 Riverside in sunl sandy wash climbing on shrubs; Creosote Bush Scrub; 24.6 mi. ne. from Desert Center on road to RIve and Vital Jct. 488 Comment
  SBBG45700  Funastrum hirtellum Leota Davidson 1965-5-13 187 Riverside Joshua Tree Nat Monument Comment
  SEINET7248310  Funastrum hirtellum Duncan S. Bell, LeRoy Gross 2014-1 6273 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  JEPS56080  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4258 Riverside 1 mi se Toro Peak ridge; Santa Rosa Mts. 2286 Comment
  RSA544389  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
  SBBG68828  Galium angustifolium subsp. angustifolium R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns Comment
  UCR3403  Galium angustifolium subsp. angustifolium John Minnich 1964-4-7 64-4-7- 6 Riverside Box Springs Mtns, Two Trees Canyon, Riverside 367 Comment
  RSA0018467  Galium angustifolium subsp. angustifolium N. R. Zabriskie, W. M. Zabriskie 1972-3-28 481 Riverside North Canyon, Andreas Canyon drainage, east slope San Jacinto Mountains 610 Comment
  JOTR37460  Galium angustifolium subsp. gracillimum Hodges, Stephen, T. Green 2016-5-24 582 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; On slopes with granitic boulders descending down east side of Minerva Hoyt peak towards Lost Horse area and in sandy washes beneath slopes (Stop 3). Comment
  RSA706295  Galium californicum subsp. primum Naomi S. Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1285 Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  POM12934  Galium parishii Philip A. Munz 1922-6-27 5873 Riverside Toro Peak. 2287 Comment
  RSA202660  Galium porrigens L. T. Dempster, G. Ledyard Stebbins 1966-6-17 4243 Riverside Red Hill Road, 0.9 mile north of Alvin Meadows. 1662 Comment
  RSA779685  Galium stellatum subsp. eremicum Duncan S. Bell 2010-4-2 696 Riverside Arica Mountains: along jagged ridgeline of mountain range; in the Palen/McCoy wilderness., Collecting on a sand ramp located just below the ridgeline on the eastern side that was trapped between the ridgeline and the steep narrow rocky canyons below it. 595 Comment
  RSA0041955  Galium stellatum var. eremicum Duncan S. Bell, Marcel Beffort 2014-4-22 6600 Riverside Chuckwalla Mountains; western end of Corn Springs wash/canyon; approximately 0.75 air mile southwest of Aztec Well. 671 Comment
  UC1122720  Garrya veatchii A. Lewis 1933-2-2 150 Riverside Reed Valley; San Jacinto Quad. 1066 Comment
  UCR2432  Gastridium ventricosum F. M. Reed 1907-5-29 1361 Riverside Riverside, along Box Springs Blvd. above Gage Canal Comment
  UCR199714  Gaura sinuata Scott D. White, Justin Wood 2008-6-26 12292 Riverside Perris Basin, I-215 freeway just north of San Jacinto River crossing 431 Comment
  CAS-BOT-BC303579  Geraea canescens Ira L. Wiggins 1941-3-24 9570 Riverside 0.3 mile S of Myoma, 4.6 miles N of Indio Comment
  RSA699241  Geraea canescens J. R. Bruff 1928-4-3 s.n. Riverside 13 miles W of Desert Center. Comment
  RSA80970  Geraea canescens G. R. Campbell 1952-4-6 18419 Riverside Box Canyon, road leading from Hwy 60-70 to Salton Sea. 457 Comment
  SBBG104633  Geraea canescens T. Glenn 1991-4-30 91 -59 Riverside McCoy Mtns NW of Blythe Comment
  POM12711  Geranium californicum P. A. Munz 1922-7-6 5985 Riverside Tahquitz Valley, San Jacinto Mountains. 2195 Comment
  UCR127583  Gilia N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 182 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  UCR165410  Gilia A. C. Sanders 2001-4-8 23982 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
  UCR193133  Gilia A. C. Sanders, Tim Thomas 2008-6-20 35528 Riverside Peninsular Range; San Jacinto Mtns., May Valley area, at spring with trough, along dirt road (May Valley Rd.) c. 1.5 mi. ENE of Keenwild, 0.5 mi. NW of FS Rd. 5S05 1610 Comment
  SEINET7063459  Gilia achilleifolia subsp. multicaulis A. G. Vestal 1947-3-30 s.n. Riverside About 5 miles south of Winchester Road. French Valley. UTM Zone 11, 491934mE, 3721693mN. (WGS84/NAD83). 457 Comment
  JEPS69454  Gilia angelensis W. L. Jepson 1939-4-17 19131 Riverside Twin Sprs. , Twin Sprs. (Temescal Canyon) Comment
  POM296769  Gilia angelensis Lyman Benson 1945-4-6 11657 Riverside Whitewater Canyon, 3 miles above Whitewater. 427 Comment
  SD231367  Gilia angelensis J. Mark Porter, Sara DeGroot 2005-3-9 14257 Riverside Along Whitewater Canyon Road, ca. 3 mi N of the intersection with the frontage road of I-10, W of the road on a steep, rocky slope, W of the river. 575 Comment
  UCR120181  Gilia angelensis Mitch Provance 1998-3-5 186 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', but also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  UCR126366  Gilia angelensis A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 694 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCSB69522  Gilia angelensis White, Scott 2005-3-29 Riverside San Gorgonio Pass: Cabazon; west of San Gorgonio river and south of I-10 Freeway; west of existing gravel quarry, likely to be proposed for quarry expansion 590 Comment
  POM122410  Gilia capitata subsp. abrotanifolia Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  RSA543745  Gilia capitata subsp. abrotanifolia Steve Boyd, T. S. Ross, Mike Hammitt 1991-5-2 6049 Riverside Vail Lake region, SW & W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  UCR202332  Gilia capitata subsp. abrotanifolia Peter L. Morrell 1993-5-1 226 Riverside San Bernardino Mtns., c. 300 m west of Whitewater Canyon Rd. along stream bed (upstream), 3.3 miles north of I-10 627 Comment
  RSA0013023  Gilia diegensis LeRoy Gross, Caitlin Elam 2013-5-14 6040 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  RSA516958  Gilia diegensis Ed LaRue 1990-3-29 s.n. Riverside 1/2 miles W of town of Aguanga, 1-2mile airline N of San Diego County line. 610 Comment
  JEPS69623  Gilia latifolia W. I. Follett 1942-3-22 130 Riverside 7.8 mi e Mecca (Colorado Desert); Colorado Desert Comment
  RSA784938  Gilia latifolia Duncan S. Bell 2012-2-12 3106 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  UCR103996  Gilia maculata George K. Helmkamp 1998-4-3 3070 Riverside Sonoran (Colorado) Desert, Whitewater River, bordering the north side of Hwy I-10; E side of the river 396 Comment
  UCR193483  Gilia ochroleuca A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35604 Riverside Peninsular Range; San Jacinto Mtns., May Valley c. 1.25 mi SW of Fleming Ranch, meadow on nameless tributary NW of Herkey Crk., north of Bonita Vista Rd. and NE of May Valley Rd. 1562 Comment
  RSA0016240  Gilia ochroleuca subsp. exilis Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5034 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.00456, W116.67238 and N33.99629 and W116.66010 750 Comment
  SBBG35237  Gilia ochroleuca subsp. exilis T. L. Secrest 1951-5-18 Riverside San Jacinto River bed near Hemet Comment
  RSA0019473  Gilia scopulorum J. Andre, G. L. Clifton, Ron Kelley 2013-3-21 24391 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
  RSA67731  Gilia stellata Verne Grant, Alva Grant 1952-4-1 17520 Riverside 9 miles E of Mecca Comment
  RSA775401  Gilia stellata Duncan S. Bell 2011-4-10 2249 Riverside Northwest side of the Arica Mountains; northwestern section of project area; collecting in a large wash approximately 3.5 air miles south of Highway 62. 299 Comment
  SBBG5903  Gilia stellata H. and M. Dearing 1942-3-10 4823 Riverside Dos Palmas Cyn Comment
  UCR18175  Gilia stellata A. C. Sanders 1978-4-1 516 Riverside Santa Rosa Mtns, Pinyon Flats area, east side of Sugarloaf Mountain above Highway 74 1220 Comment
  SD134486  Githopsis diffusa Craig Reiser 1989-4-19 Riverside Near intersection of De Portola Road and Colt Road Comment
  RSA586499  Githopsis diffusa subsp. diffusa D. L. Banks, S. D. Boyd 1995-5-9 0330 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  RSA653260  Glycyrrhiza lepidota Mitch Provance 2000-8-5 2181 Riverside East side of N Main St, ca. 100 yards before the Riverside Ave/ Main St bridge crossing the Santa Ana River. 259 Comment
  RSA584813  Gnaphalium californicum R. F. Thorne, Steve Boyd, E. W. Lathrop 1985-7-18 61191 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
  UCR128563  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Mitch Provance 2001-4-5 23912 Riverside Perris-Aguanga Basin region, Long Canyon, Temecula, between gas pipeline route and 'windmill,' south of BM 1221 366 Comment
  POM153364  Gnaphalium leucocephalum P. A. Munz, I. M. Johnston 1928-9-12 11248 Riverside Temescal Canyon. Comment
  CLARK-A1528-7803  Gnaphalium palustre John C. Roos 1952-6-8 5742 Riverside Reche Canyon 640 Comment
  RSA276722  Gnaphalium palustre John F. Emmel 1978-7-17 616 Riverside Santa Rosa Mts, Virgin Spring, on N slope of Toro Peak, 2348 Comment
  RSA719782  Gnaphalium palustre Naomi Fraga, et al. 2006-7-11 1721 Riverside Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  RSA0004481  Godetia quadrivulnera var. rubrissima H. M. Hall 1905-06 6240 Riverside East base Box Springs Mt. 610 Comment
  POM285637  Grusonia parishii Lyman Benson 1954-5-2 15278 Riverside Queen Valley, Joshua Tree National Monument. 1357 Comment
  RSA718577  Guillenia lasiophylla Michael Honer, L. Hulse 2004-4-3 1896 Riverside Nameless canyon appx. 1 mi. W of Pushawalla Cyn., leading up to MWD aqueduct. 488 Comment
  SBBG62672  Gutierrezia californica M. N. Ackley 1928-4-1 210 Riverside Snow Crk, Mt San Jacinto 518 Comment
  SEINET6075286  Gutierrezia californica Unknown 1996-7-23 4357 Riverside Pinyon Flat Area Comment
  UCR94642  Gutierrezia californica Scott D. White 1996-5-27 4077 Riverside Badlands, Jackrabbit Canyon, east of Moreno Valley and south of Calimesa, between Hwy 60 and Gilman Springs Road. 610 Comment
  CHSC84681  Gutierrezia microcephala John Dittes 2002-1-4 2 46 C Riverside Mojave Desert; Pinto Mountains, ca. 10 air-miles south of Twentynine Palms, 0.3 mile south of White Tank Campground. 1173 Comment
  CAS-BOT-BC302144  Gutierrezia sarothrae A. M. White 1974-6-5 1418 Riverside Ca. 2.5 mi. from Corona freeway, Alberhill turnoff Comment
  RSA0080442  Gutierrezia sarothrae Sarah J. De Groot, Duncan S. Bell 2015-9-21 7580 Riverside Santa Rosa Mountains south-southwest of Palm Desert. Along Dunn Road, between Asbestos Mountain and Haystack Mountain. 1241 Comment
  SD51717  Gutierrezia sarothrae Otto T. Solbrig 1958-4-18 2760 Riverside 12.3 miles west of Aguanga on Highway 79 (mak 8/07) Comment
  UC1214010  Gutierrezia sarothrae Otto T. Solbrig 1958-8-18 2756 Riverside on Hwy 74 3.4 mi w of junction with Hwy 71 Comment
  UCR34925  Gutierrezia sarothrae L. B. Ziegler 1964-8-25 016 Riverside San Jacinto Mountains, Garner(Hemet) Valley. Valley floor in Kenworthy area. 1418 Comment
  CLARK-A1045-114  Haplopappus linearifolius George K. Helmkamp 1977-3-20 Riverside Pinyon Pines area above west edge of Deep Canyon; Palm Desert 15'Q Comment
  RSA0066632  Harpagonella palmeri Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4008 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  RSA0066636  Harpagonella palmeri D. L. Banks, S. D. Boyd 1995-5-9 316 Riverside NW Palomar Mountains; Agua Tibia Mountains; N of the Cleveland National Forest and the Agua Tibia Wilderness Area; N slope of Agua Tibia Mtn., the Dorland Mtn. area, W of the Dripping Springs Alcove Area, W of Woodchuck Campground. 732 Comment
  SDSU13561  Hazardia squarrosa var. grindelioides W. Miller with C. Mosse 1972-7-12 Riverside R.R. bed 50 yards west of erosion area. Comment
  CLARK-A1528-2606  Helianthemum scoparium John C. Roos 1965-6-30 Riverside Santa Ana Mountains Comment
  UCR60263  Helianthemum scoparium Steve Boyd, T. S. Ross, L. Arnseth 1989-6-10 3698 Riverside Peninsular Range, Vail Lake area, benches of Arroyo Seco and slopes of hills to the east 488 Comment
  RSA2830  Helianthemum scoparium var. aldersonii J. T. Howell 1928-7-8 1046 Riverside Santa Ana Mountains above Glen Ivy 1220 Comment
  RSA717575  Helianthemum scoparium var. scoparium A. C. Sanders, Mike Misenhelter 2005-3-23 29272 Riverside Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  RSA651097  Helianthus annuus W. H. Grady 1948-2-24 s.n. Riverside Found 7 mi. west of Riverside. 243 Comment
  UCR21849  Helianthus annuus subsp. lenticularis Steve Boyd 1980-7-16 s.n. Riverside Perris Basin, Motte Reserve, 2.5 miles NW of Perris, west edge of the reserve c. 1/4 mile north of the Motte's house 520 Comment
  SD229099  Helianthus gracilentus Dick Schwenkmeyer 2012-10-16 928 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 551 Comment
  POM360280  Hemizonia fasciculata Christopher Davidson 1977-5-25 5657 Riverside Mesa de Burro Santa Rosa Plateau area of Santa Ana Mountains. 701 Comment
  RSA450431  Hemizonia fasciculata J. C. Roos 1965-6-19 s.n. Riverside Skyline Drive, S of Corona Comment
  POM158467  Hemizonia kelloggii P. A. Munz 1927-5-20 10794 Riverside Murrieta Hot Springs. Comment
  RSA736381  Hemizonia kelloggii Scott D. White, Justin M. Wood 2008-5-1 11922 Riverside Perris Basin: I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  SEINET1004954  Hemizonia kelloggii Mitch Provance 2005-1 9811 Riverside Nochols road wetland area t Alberhill Creek, S of the I-15 Freeway and Collier Ave., along the SE side of Pierce St., properties on both the NE and SW sides of Baker St. in the city of Elsinore. 396 Comment
  UCR116534  Hemizonia kelloggii A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24185 Riverside Perris-Aguanga Basin region, S of Hemet, E end of Diamond Valley, c. 1/4 mi. north of Newport Rd. and 3/4 mi. east of State St. 506 Comment
  RSA740916  Hemizonia mohavensis Scott D. White, Justin M. Wood 2008-7-10 12446 Riverside San Jacinto Mountains: Fobes Spring 1500 Comment
  UCR217558  Hemizonia mohavensis Jeff B. Galvin 2009-7-14 94 Riverside Peninsular Ranges, San Jacinto Mountains, Chimney Flats, along Old Control Road 1383 Comment
  RSA715053  Hemizonia paniculata A. C. Sanders, T. B. Salvato 2003-5-21 26787 Riverside Elsinore Valley: Wildomar, old ranch parcel SE of Wesley St. and SW of Laguna Rd., west of Orange St., NE of Palomar St. 402 Comment
  UCR116588  Hemizonia paniculata A. C. Sanders, T. B. Salvato 2001-5-24 24365 Riverside Perris-Aguanga Basin, Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon west of junction of Av. [Calle] Pina Colada 345 Comment
  UCR150557  Hemizonia paniculata Scott D. White 2003-12-1 9892 Riverside Santa Ana River Valley; city of Riverside; La Sierra area 244 Comment
  UCR232789  Herniaria hirsuta subsp. cinerea John F. Green 2008-4-15 0408- 26 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
  GMDRC4153  Hesperocallis undulata J. Andre, T. La Doux 2010-2-28 12546 Riverside Lower Colorado River Valley: along Hwy 95 approx 20 mi. south of Vidal Junction, at southeast corner of Riverside Mountains 145 Comment
  RSA612484  Hesperocnide tenella D. L. Banks 1997-2-23 1333 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, north of Pechanga Road, south of Anza Road, just NNW of San Gabriel Church in the area burned by the 1996 Temecula Fire. 402 Comment
  RSA676085  Hesperocnide tenella Scott D. White 2001-4-13 8327 Riverside Badlands; County landfill area north of Moreno Valley. About 1/4 air mi NW of the SR-60 Freeway jtn with Gilman Springs Rd. 595 Comment
  UCR241230  Heteromeles arbutifolia Tracy Tennant, Jeffrey Ross 1998-7-30 MOR- 689 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Hathaway Canyon 1067 Comment
  SEINET2052698 Image available Heterotheca fastigiata B. Pitzer 1986-5-24 235 Riverside Whitewater Canyon, ca. 5 mi. N of Hwy I-10 on Whitewater Canyon Road. From N edge of hatchery to ca. 1/4 mi. N of hatchery boundary. Whitewater 7.5' quad. 731 Comment
  RSA0074603  Heterotheca fastigiata R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55400 Riverside San Bernardino Mts.: Side canyon on W side of Whitewater Cyn, ca. 3.3 mi. N of Whitewater Post Office. 595 Comment
  UCR251999  Heterotheca sessiliflora A. C. Sanders, T. B. Salvato 2014-7-2 41156 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  JOTR29275  Heterotheca villosa var. scabra La Doux, Tasha 2005-8-17 1545 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Wonderland Wash; north of Wall Street Mill parking area 1316 Comment
  UCR35279  Heuchera hirsutissima L. B. Ziegler 1969-7-4 400 Riverside San Jacinto Mtns., North slope above Black Mtn. Camp and east of Black Mtn 2348 Comment
  UCR180226  Hibiscus denudatus Scott D. White, Pam Devries 2006-3-14 11252 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway/ McNaughton Parkway interchange, north of the I-10 Freeway 152 Comment
  UCR75094  Hibiscus denudatus A. C. Sanders, E. J. Lawlor 1992-4-4 12093 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  UC455909  Hieracium horridum I. J. Condit 1910-6-23 Riverside San Jacinto Mt. 3048 Comment
  UCR224685  Hilaria rigida Charles Hughes 2010-3-22 205 Riverside Sonoran (Colorado) Desert, about 9.4 miles south of Hwy 62, next to RR tracks 246 Comment
  UCR239242  Hilaria rigida Thomas R. Stoughton, J. McConnaughy, A. Monks, M. Volke 2010-4-22 166 Riverside Sonoran (Colorado) Desert, McCoy Wash, north of Hwy I-10, road north from Black Rock Road, south side of private land boundary 244 Comment
  RSA86996  Hoffmannseggia glauca Margaret Stason 1932-03 249 Riverside Roadside near Blythe, eastern Riverside County. Comment
  UC68503  Hoffmannseggia glauca E. E. Schellenger 1905-4-18 Riverside Palo Verde Valley; Colorado Desert Comment
  CAS-BOT-BC206108  Hoffmannseggia microphylla Ira L. Wiggins 1941-3-27 9690 Riverside 8.2 miles west of Shaver's Summit Comment
  CAS-BOT-BC207950  Hoffmannseggia microphylla Marcus E. Jones 1924-2-26 s.n. Riverside Shaver's Well, Colo Desert Comment
  LA45787  Hoffmannseggia microphylla Miss Halflaud; March 1925 6483 Riverside Palm Springs 0 Comment
  RSA0118590  Hoffmannseggia microphylla Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7652 Riverside Mecca Hills: Side canyon along Painted Canyon Road. northeast of Mecca, northwest of Box Canyon. 170 Comment
  UCSB3083  Hoffmannseggia microphylla Yokoyama, Howard 1953-3-22 Riverside Morongo Canyon Comment
  RSA515318  Hordeum depressum Jeri Hirshberg 1989-4-19 s.n. Riverside South of town of Murrieta, W of Mesa de Burro., (Near 33 deg 31'N, 117 deg 14'W) 610 Comment
  UCR91913  Hordeum marinum subsp. gussoneanum A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18120 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  RSA715944  Hordeum murinum Scott D. White, Angelia Carey 2004-4-5 10032 Riverside North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR180348  Hordeum murinum Scott D. White, Angelia Carey 2004-4-5 10032 Riverside San Jacinto Mountains, Foothills, north of Valle Vista. Indian Creek Watershed 671 Comment
  UCR226065  Hordeum murinum A. C. Sanders, T. B. Salvato 2011-4-1 38968 Riverside Peninsular Range, Lake Elsinore, hilltop 90 m NE of intersection of Baker St. and Bunker St., 0.35 km NW of Hwy 74 401 Comment
  UCR229273  Hordeum murinum Ginny Short 2011-3-23 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley; Pushwalla Canyon, c. 11 miles east of Cathedral City 183 Comment
  RSA775093  Hordeum murinum subsp. glaucum Duncan S. Bell, Amber Swanson 2011-2-18 2037 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  POM13652  Horkelia clevelandii Philip A. Munz 1922-6-23 5766 Riverside Keen Camp, San Jacinto Mountains. 1524 Comment
  SBBG2939  Horkelia clevelandii H. and M. Dearing 1940-6-9 4365 Riverside Palms to Pines Hwy near Herkey Crk Comment
  UCR21909  Hornungia procumbens Steve Boyd 1980-5-2 154 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA0042109  Horsfordia newberryi Duncan S. Bell, Deidre Conocchioli 2014-3-11 6226 Riverside Santa Rosa Mountains; Devil's Canyon, northeast of Martinez Mountain. 207 Comment
  CLARK-A1528-4948  Hulsea heterochroma John C. Roos 1942-6-20 1274 Riverside San Jacinto Mountains Comment
  UCR114629  Hulsea vestita subsp. callicarpha 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
  UCR92447  Hydrocotyle ranunculoides A. C. Sanders, S. Hawkins, J. Goetzen, D. Freeman 1996-5-1 18113 Riverside San Bernardino Mtns, Morongo Indian Reservation, natural pond & bog at SE edge of Burro Flats 1100 Comment
  JOTR16600  Hymenoclea salsola Vanderspek & Youse 1964-4-19 64534 Riverside Joshua Tree National Park. WILSON CANYON Comment
  POM306690  Hymenoclea salsola Henry J. Ramsey, Henry J. Ramsey 1938-4-26 1692 Riverside Near Desert Center-Indio. Comment
  RSA0106690  Hymenoclea salsola Duncan S. Bell, Amanda Turek 2009-3-30 192 Riverside South end of the Arica Mountains; approximately 1.5 air miles southwest of Priest Well. 365 Comment
  UCR41588  Hymenoclea salsola A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6023 Riverside Sonoran (Colorado) Desert, Hayfield Lake, NW end of the lake c. 0.5 mi SW of the pumping station 412 Comment
  UCR89672  Hymenoclea salsola George K. Helmkamp 1994-3-10 42- 2 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
  CAS-BOT-BC312861  Hymenoxys odorata Roxana S. Ferris 1918-6-19 1010 Riverside At Blythe, Colorado River bottoms Comment
  RSA586325  Hypochaeris glabra D. L. Banks, S. D. Boyd 1995-5-3 0190 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
  UC1563124  Hypochaeris glabra Steve Boyd 1989-5-7 3532 Riverside Comment
  UCR137505  Hypochaeris glabra D. L. Banks, V. W. Steinmann 1997-3-13 1478 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
  CAS-BOT-BC219729  Hyptis emoryi L. S. Rose 1927-2-3 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC219775  Hyptis emoryi L. S. Rose 1946-12-27 46308 Riverside Dead Indian Creek Wash, Palms-to-Pines Highway, 7 miles southwest of Indian Wells 274 Comment
  UC1714392  Hyptis emoryi C. Epling 1935-3-23 Riverside near Mecca (Painted Canyon); Painted Canyon Comment
  UC281008  Hyptis emoryi H. E. McMinn 1935-6-27 4068 Riverside Palms to Pines Highway Comment
  UC951156  Hyptis emoryi L. S. Rose 1946-12-27 46308 Riverside Palms-to-Pines Highway 7 mi sw Indian Wells (Dead Indian Creek Wash); sw of Indian Wells 274 Comment
  UCD124926  Hyptis emoryi C. W. Tilforth 1967-2-12 111 Riverside Painted Canyon, east of Mecca. Colorado Desert. Comment
  UCD166271  Hyptis emoryi Jack Major 1962-4-17 786 Riverside On CA HWY 74 from Pinyon Flat to Palm Desert. (Exact location unknown. Coordinates estimated by label maker.) 435 Comment
  LA97872  Isocoma acradenia var. eremophila A. Kent-Evans; 1976-4-13 P.S. 39 Riverside Palm Springs 609 Comment
  POM350408  Isocoma acradenia var. eremophila L. E. Hoffman 1927-08 s.n. Riverside Beaumont, Banning Pass. Comment
  UCR180385  Isocoma acradenia var. eremophila Scott D. White, Andrea Warniment (Edwards) 2006-3-29 11277 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, a few mi east of Indio, at proposed I-10 Freeway / McNaughton Parkway interchage, north of the I-10 Freeway 152 Comment
  UCD133437  Isocoma menziesii var. vernonioides K. Esau 1935-6-21 s.n. Riverside Road to Beaumont. Comment
  RSA606519  Isoetes howellii Jon E. Keeley 1985-4-18 7926 Riverside Main pool near road, Mesa de Colorado, Santa Rosa Plateau. Santa Ana Mountains 675 Comment
  SD247330  Iva axillaris Andy Sanders 2012-3-22 39990 Riverside Peninsular Range; Elsinore Valley: city of Lake Elsinore, 0.4 kilometer southwest (210 degrees) of intersection of Riverside Drive and Collier Avenue. 384 Comment
  UCR133386  Juncus balticus Tracy Tennant, T. B. Salvato 1998-6-23 495 Riverside San Bernardino Mtns., Morongo Indian Reservation, N end of Hathaway Cyn., c. 0.4 miles east of pk 4265 (polygon 13) 1341 Comment
  UCR275577  Juncus balticus T. B. Salvato, Jennifer Weiland 2005-6-13 605- 2 Riverside Peninsular Range; Temescal Valley, c. 1.5 mi N of Lake Elsinore at Nichols Road, between the intersection of Pierce and Baker Streets and Alberhill Creek, S of Hwy I-15 390 Comment
  POM14372  Juncus bufonius Phillip A. Munz 1922-5-5 5160 Riverside 0.5 mile north of March Field [March Air Force Base]. Comment
  RSA368168  Juncus bufonius Christopher Davidson 1977-5-25 5638 Riverside Mesa de Burro, Santa Rosa Plateau area 701 Comment
  SEINET1908450  Juncus bufonius A. C. Sanders, Mitch Provance 2008-1 35802 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 Cernter, c. 3/4 mile NE of Keenwild Fire Station. 1450 Comment
  UCR182355  Juncus bufonius Mitch Provance 2005-5-17 6599 B 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
  UCR18439  Juncus bufonius J. Olmstead 1966-4-27 s.n. Riverside Santa Rosa Mtns, Deep Canyon drainage: Deep Canyon between road end and first falls 610 Comment
  UCR281096  Juncus bufonius Mitch Provance, Jeremiah George 2017-3-21 317- 05 Riverside Elsinore Trough, City of Lake Elsinore, E corner of Collier Ave. and 3rd St. 387 Comment
  UCR48484  Juncus bufonius Steve Boyd 1986-4-19 1718 Riverside Peninsular Range, Temescal Canyon, Warm Springs Valley, Alberhill Creek east of Nichols Road 366 Comment
  UCR59675  Juncus bufonius Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3541 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake 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
  RSA3441  Juncus cooperi W. R. Dudley 1894-8-20 s.n. Riverside Near palm grove 6 miles east of Indio Comment
Read comments
Nov 19 2011
  SD122852  Juncus macrophyllus Steve Boyd 1985-7-23 1020 Riverside DeLuz Road, 8 miles west of Rancho California, side canyon of Sandia Creek, in wet sand along stream. 305 Comment
  RSA180267  Juncus mexicanus E. W. Lathrop 1960-6-9 4984 Riverside 14 miles west of Murrieta. Comment
  RSA750745  Juncus mexicanus Scott D. White, Justin M. Wood 2009-5-22 12885 Riverside Garner Valley, abandoned duck pond near Quinn Flat. 1357 Comment
  RSA543621  Juncus tiehmii Steve Boyd 1991-5-7 6156 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  RSA559352  Juncus tiehmii Steve Boyd 1992-5-15 7390 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 671 Comment
  UCR113860  Juncus torreyi Mitch Provance 2000-6-24 2076 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  CDA19137  Juncus xiphioides J. Chandler 2001-7-11 PDR 017925 Riverside Southern California; In nursery on Garbani and Murrieta Rd., Menifee. 0 Comment
  UCR80516  Juncus xiphioides A. C. Sanders, O. F. Clarke 1991-6-10 11136 Riverside Upper Santa Ana River/San Bernardino Valley, Riverside, along Spring Brook between Lake Evans (Fairmont Park) & the Santa Ana River 238 Comment
  RSA697386  Juniperus californica W. Blanchard 1932-11-11 s.n. Riverside About 3 mi. S. of Palm Springs Station. Comment
  UC813449  Juniperus californica Lewis S. Rose 1936-12-24 36810 Riverside Palms to Pines Hwy 24 mi sw Indio; San Jacinto Mts. 1066 Comment
  UCR136166  Juniperus californica A. C. Sanders 2004-6-20 28218 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
  UCR83576  Juniperus californica A. C. Sanders, P. J. MacKay, L. Lubinsky 1994-10-30 15852 Riverside San Bernardino Mtns., Whitewater River Canyon between Red Dome & Stills Landing, SE of VABM Paw (2988 ft.) 854 Comment
  SEINET10531618  Juniperus californica David B. Dunn 1939-10-22 Dunn UMO 46556 Riverside Native tree in the San Jacinto Mts. of southern Calif., along the Palms to Pines Hwy. in Pinyon-Juniper woodland. 1829 Comment
  RSA402291A  Justicia californica N. C. Cooper 1949-4-8 3274 Riverside Shaver's Summit east of Indio. 610 Comment
  UC972195  Justicia californica Alice Yates and Jas. E. Wilcox 1952-4-5 29 Riverside between Box Canyon and Smoke Tree Nat'l Monument 152 Comment
Read comments
Aug 21 2007
  UCSB6232  Justicia californica Haller, John 1960-4-2 Riverside North side of U.S. 60-70 miles W. of the south enterance road to Joshua Tree National Monument about 22 miles east of Indio 487 Comment
  RSA683916  Kallstroemia californica Michael Denslow 2003-9-13 1546 Riverside Shavers Valley; I-10 at Mecca Exit, Box Springs Road. 470 Comment
  JOTR32199  Keckiella antirrhinoides var. microphylla Herskovits, Tasya, M. Harding 2011-5-20 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Ryan Mountain; Gentle, gravelly north facing slope near the intersection of Ryan Mountain Trail and Sheep Pass Spur Trail (Stop 3) 1361 Comment
  CLARK-A1528-855  Keckiella cordifolia C. M. Flanagan 1973-6-13 OO 715 Riverside Morongo Indian Reservation 914 Comment
  RSA6016  Keckiella rothrockii subsp. jacintensis Carl B. Wolf 1932-8-5 3933 Riverside Summit of Devil's Slide Trail from Idyllwild to Tahquitz Valley. 2439 Comment
  SD178242  Keckiella ternata T. B. Salvato, John F. Green 2004-5-27 580 Riverside San Bernardino Mountains; head of Banning Canyon close to the San Bernardino County line, 0.5 mile southeast of Oak Glen Conservation Camp. 1402 Comment
  UC1132141  Koeleria macrantha H. S. Yates 1936-8-29 6380 Riverside near Pine Flat; San Jacinto Quad., near Pine Flat Comment
  UCR202439  Koeleria macrantha 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
  SD90403  Krameria bicolor Robert F. Thorne, C. W. Tilforth 1973-5-30 43578 Riverside Colorado Desert: Mouth of Morongo Valley at N end of Coachella Valley. On rocky slopes of desert wash in creosote bush scrub. 548 Comment
  UC667257  Krameria erecta Annie M. Alexander and Louise Kellogg 1941-5-15 2175 Riverside n base Eagle Mountains; Colorado Desert, n base of Eagle Mountains 883 Comment
  JOTR32645  Krameria grayi La Doux, Tasha, Mike Bell, Katy Mathews, Alice Miller, Amber Holt 2007-5-23 1693 Riverside Joshua Tree National Park. Stop #2 = Near Geology Tour Rd., N of Malapai Hill 1286 Comment
  RSA33613  Krameria grayi N. C. Cooper 1944-7-15 1553 Riverside Palm Springs. 122 Comment
  RSA408613  Krameria grayi N. C. Cooper 1944-7-15 1553 Riverside Palm Springs. 122 Comment
  RSA795938  Krameria grayi Duncan S. Bell 2009-4-18 258 Riverside Arica Mountains: southeast side of range, approximately 0.5 air mile southwest of Priests Well. 311 Comment
  SEINET189692  Krameria grayi Annie M. Alexander, L Kellogg 1941-5-14 2166 Riverside Near Shaver Summit 503 Comment
  CDA43467  Laportea aestuans Chandler & Mellor 2015-11-13 PDR# 331 P06143073-2 Riverside Menifee; Ramirez Foliage, 32883 Ascot Way. 0 Comment
  HSC21920  Larrea tridentata J. J. Wagoner 1965-4-12 27 Riverside 8 mi. NE of Palm Springs in Whitewater Canyon. Comment
  POM8310  Larrea tridentata Mary F. Spencer 1920-4-9 223 Riverside In desert sand. Palm Springs. 122 Comment
  RSA0042206  Larrea tridentata Joseph Brehm 2014-7-21 s.n. Riverside Collected at Dos Palmas ACEC, on Dos Palmas Road, next to visitor parking lot. Comment
  UC1282040  Larrea tridentata Theodore J. Crovello 1963-12-14 263 Riverside w of Salton Sea (along U.S. Hwy 99, 24.7 mi n of intersection with Calif Hwy 78) -30 Comment
Read comments
Jun 15 2013
  UCR148466  Larrea tridentata 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
  CAS-BOT-BC338933  Lasthenia californica F. W. Peirson 1922-4-29 4520 Riverside Lake Elsinore 374 Comment
  JEPS102005  Lasthenia coronaria Raymund Chan 1998-3-24 98006 Riverside S of Vail Lake (Hwy 79, 0.5 mi E of jct. with R3) Comment
  POM15179  Lasthenia coronaria Mary F. Spencer 1922-4-10 1951 Riverside Snow Creek, Palm Springs, Colorado Desert. 183 Comment
  UCR113179  Lasthenia coronaria A. C. Sanders 1998-3-11 21678 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, north of Diamond Valley, near old mine site above San Jacinto Valley, south of end of Warren Rd. 610 Comment
  UCR182094  Lasthenia glaberrima Michael L. Charters, Tom Chester 2003-6-8 204 Riverside Peninsular Ranges; Santa Ana Mountains region, Santa Rosa Plateau Ecological Reserve: Mesa de Colorado, largest vernal pool, north edge along boardwalk 625 Comment
  RSA601924  Lasthenia glabrata subsp. coulteri D. E. Bramlet 1997-3-13 2490 Riverside Nichols Road Wetlands: The site is located approximatley 355m southeast of Nichols Road, 91m west of Collier Ave. and 305 m. west of I-15. The locality is west of the existing dirt road extending south from Nichols rd. and adjacent to Alberhill Creek. 116 Comment
  UCR191543  Lasthenia glabrata subsp. coulteri A. C. Sanders 2008-4-15 34890 Riverside Peninsular Range, NE edge of city of Elsinore, off Nichols Rd. along Baker St., near Durant Siding 383 Comment
  SBBG104098  Lasthenia gracilis A. C. Sanders 1993-4-5 13694 Riverside western edge of Hemet, along S side of Devonshire Ave, between Old Warren and Warren Rds, SW of Tres Cerritos and N of Florida Ave (St Hwy 74) 460 Comment
  RSA406640  Lathyrus vestitus subsp. alefeldii N. C. Cooper 1944-4-22 1130 Riverside Banning 701 Comment
  JEPS64869  Lathyrus vestitus var. vestitus W. L. Jepson 1939-4-19 19212 Riverside 3 mi s Aguanga; Dripping Spring 731 Comment
  JOTR32957  Layia glandulosa La Doux, Tasha, Alice Miller and Victoria Sork 2009-5-3 2708 Riverside Joshua Tree National Park. Little San Bernardino Mountains, west side of Queen Mountain; granitic outcrops with sandy ephemeral wash 1408 Comment
  JOTR01271  Layia glandulosa Cole, James E. 1941-3-30 455 Riverside Joshua Tree National Park. COTTONWOOD SPRING WASH 762 Comment
  HSC85267  Layia platyglossa Steve Boyd 1986-4-22 1764 Riverside W side of Indian Wash, S of I-15 Comment
  RSA650942  Layia platyglossa Anne Greenberg 1981-4-11 51 Riverside Cajalco Road, El Cerrito East towards Lake Mathews. Comment
Read comments
Jun 15 2013
  SBBG93122  Layia platyglossa D. Mitchell 1990-4-30 Riverside W side of Sage Rd, ca. 0.5 mi S of intersection with Wilson Valley Rd 701 Comment
  UC917864  Layia platyglossa Frank W. Gould 1943-4-17 2105 Riverside 12 mi s of Corona Comment
  UCR142912  Layia platyglossa Mary V. Hood 1945-3-25 s.n. Riverside Peninsular Range, Aguanga, Cottonwood Creek 610 Comment
  POM361707  Layia platyglossa subsp. campestris M. V. Hood 1945-3-25 s.n Riverside Aguanga 610 Comment
  POM13210  Layia platyglossa subsp. platyglossa P. A. Munz, I. M. Johnston 1922-5-20 5453 Riverside Hemet Valley, San Jacinto Mountains; sandy washes on Garner Ranch 1402 Comment
  RSA654610  Layia platyglossa subsp. platyglossa Bruce Albert 1982-4-17 62 Riverside Flat field south of Cajalco road, 0.3 miles east of La Sierra Hwy. Comment
  SD140222  Leersia oryzoides A. C. Sanders, O. F. Clarke & CNPS field trip 1991-10-5 11740 Riverside Riverside, Fairmont Park. Along Spring Brook between Lake Evans and Santa Ana River, circa 50-100 meters below the lake. Comment
  SD181796  Lemna Scott D. White 2001-6-29 8626 A Riverside Menifee Valley: Ca. 1.4 miles southwest of the I215/Newport Road Interchange, northwest of the intersection of Holland Road and Bradley Road. 438 Comment
  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
  RSA563913  Lepidium dictyotum var. acutidens A. C. Sanders 1993-4-5 13683 Riverside Western edge of Hemet, along S side of Devonshire Ave. between Old Warren and Warren roads, SW of Tres Cerritos and N of Florida Ave. (Hwy 74). 460 Comment
  POM147643  Lepidium fremontii F. M. Reed 1927-3-20 5476 Riverside Mouth of Cottonwood Springs Canyon, 30 miles E of Mecca, Colorado Desert. 274 Comment
  POM346623  Lepidium fremontii Barry Burnell 1971-3-21 284 Riverside Just S of the S entrance of Joshua Tree National Monument, alt 1840ft. Little San Bernardino Mts, Salton Sea. 561 Comment
  RSA429904  Lepidium fremontii Christopher Davidson 1979-4-4 7735 Riverside Orocopia Mountains, E of Box Canyon on Box Canyon Rd., 15.1 miles E of Mecca. Dirt road to the SE. 579 Comment
  UCR112102  Lepidium lasiocarpum A. C. Sanders, T. B. Salvato, Mitch Provance 2000-4-25 23353 Riverside Coachella Valley, east side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3 miles east of Thermal 15 Comment
  UCR280924  Lepidium lasiocarpum subsp. lasiocarpum Fred M. Roberts 2016-3-5 7992 Riverside Sonoran (Colorado) Desert, Little Maria Mountains: shallow canyon at west end, 4.3 km east of Palen Pass and 2.0 km WNW Peak "602" 116 Comment
  JOTR28959  Lepidium lasiocarpum var. lasiocarpum La Doux, Tasha 2005-3-30 1195 Riverside Joshua Tree National Park. Hexie Mtns/Pinto Basin; next to Fried Liver Wash 544 Comment
  UCR20842  Lepidium latifolium A. C. Sanders 1980-5-13 01454 Riverside SE edge of Riverside. In Mockingbird Creek near where it crosses Van Buren Blvd. 366 Comment
  UCR216444  Lepidium latifolium Nolan M. Ung 2008-5-20 030 Riverside San Bernardino Valley Region, western Riverside near Pedley, Santa Ana River on the west side of Van Buren Blvd. bridge, north bank of the river 208 Comment
  RSA691984  Lepidium nitidum Scott D. White, Michael Honer 2003-4-2 8919 Riverside Alberhill area. North of the I-15 Freeway, on and near crest of unnamed mountain, 2349. 671 Comment
  RSA769496  Lepidium nitidum var. nitidum Justin M. Wood 2010-3-19 1426 Riverside Beaumont: Near Smith Creek, E of Sun Lakes off S Highland Home Rd. 747 Comment
  UC1929468  Lepidium virginicum subsp. menziesii Scott D. White 2001-4-13 8320 Riverside BADLANDS: County Landfill area north Moreno Valley. About 1/4 air mi NW of the SR-60 freeway jtn with Gilman Springs Rd. Comment
  RSA524601  Lepidium virginicum var. robinsonii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3916 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  CLARK-A1528-2172  Lepidospartum squamatum John C. Roos 1963-11-15 Riverside Coachella Valley upper end of valley, Colorado Desert; in a rocky wash; ; Whitewater 7.5'Q 426 Comment
  UCR19539  Lepidospartum squamatum John C. Roos 1965-10-12 s.n. Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Whitewater Comment
  CAS-BOT-BC274376  Leptochloa panicea subsp. brachiata Malcom A. Nobs; S. Galen Smith 1948-9-3 489 Riverside 2 miles north of Indio Comment
  POM46976  Leptosiphon ciliatus Mary F. Spencer 1203 Riverside In open woods. Idyllwild. 1616 Comment
  HSC85273  Leptosiphon liniflorus Steve Boyd 1986-4-22 1779 Riverside Gavilan Hills: Plateau remnant on ridge E of Estelle Mtn., S of Dawson Canyon Comment
  RSA291547  Leptosiphon liniflorus C. W. Tilforth, W. Wisura 1979-8-8 1901 Riverside Along Hwy 74 at Lake Hemet in Garner Valley 1296 Comment
  SD119888  Leptosiphon liniflorus Louis B. Ziegler 1967-9-6 238 Riverside San Jacinto Mountains; Hemet Valley, Quinn Flat region. 1372 Comment
  UCR115153  Lessingia filaginifolia Mitch Provance 2000-8-24 2220 Riverside Jurupa Mountains, NW Jurupa Mtns; SW of the E extreme of Philadelphia St. 274 Comment
  CAS-BOT-BC339362  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-2 2909 Riverside At Idyllwild, Strawberry Valley, Mt. San Jacinto 1676 Comment
  SBBG35002  Lessingia glandulifera var. glandulifera T. L. Secrest 1951-5-18 Riverside San Jacinto River bed, E of Hemet Comment
  UCR106355  Lessingia glandulifera var. glandulifera John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  RSA356744  Lilaea scilloides Robert F. Thorne 1973-5-23 45518 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  POM12754  Lilium parryi Philip A. Munz 1922-7-7 6066 Riverside Meadow N of Tahquitz Valley. San Jacinto Mountains. 2226 Comment
  SBBG133592  Limonium sinuatum S. D. White, L. Stafford 2007-7-5 11757 Riverside Santa Ana River floodplain just below Prado Dam; Chino Hills State Park 134 Comment
  LA211892  Linanthus ciliatus L. Gross; Duncan Bell 2013-4-30 6029 Riverside SAN JACINTO MOUNTAINS, Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, S to Strawberry Creek. 1510.0 Comment
  RSA773661  Linanthus dianthiflorus Duncan S. Bell, J. D. England 2010-5-20 1024 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
  RSA480084  Linanthus filiformis Steve Boyd, S. Meury, Richard Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2173 Riverside Palen Pass at the north end of the Palen Mountains. 500 Comment
  RSA73678  Linanthus floribundus subsp. hallii R. S. Woglum 1941-5-17 3041 Riverside Alder Canyon off Coyote Canyon. Comment
Read comments
Jun 9 2012
  UC718500  Linanthus lemmonii Carl B. Wolf 1937-4-5 Riverside 1 mi w Whitewater; San Gorgonio Pass 365 Comment
  UCR48511  Linanthus lemmonii Steve Boyd 1986-4-2 1633 Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  RSA752781  Linanthus liniflorus Scott D. White, Justin M. Wood 2009-5-21 12845 Riverside San Jacinto Mountains: McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  SD247696  Linanthus maculatus subsp. maculatus J. Mark Porter, Leigh A. Johnson 1997-3-10 11467 Riverside Whitewater Canyon, ca. 1.0 mile N of Whitewater (along Intertate 10). 473 Comment
  SD4007  Linanthus pungens Evelyn Gray 1926-3-20 Riverside Border of Southern Riverside Co., near Aguanga Comment
  RSA435723  Linum lewisii N. C. Cooper 1944-5-6 1207 Riverside Whitewater Canyon. 457 Comment
  UCSB3559  Linum lewisii Zellhoefer, Judi 1960-5-15 Riverside Highway 74, 25.2 miles SE of Idyllwild Comment
  RSA500999  Lithophragma affine subsp. mixtum Steve Boyd, T. S. Ross, L. Arnseth 1989-4-1 3118 Riverside Vail Lake area, ridge-top of volcanic substrate w/clay soil, 2 mi W of dam, at edge of escarpment E of Pauba Valley. 524 Comment
  SDSU13696  Lobularia maritima James C. Dice, Virginia Moran 1987-11-28 759 Riverside South rim of Temecula Gorge, in dirt road near locked gate. T8S, R3W, NE 1/4 of SE 1/4 of Section 27. 305 Comment
  RSA357789  Loeflingia squarrosa R. F. Thorne, M. Z. Thorne 1973-3-30 42688 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs 488 Comment
  SEINET3004964  Loeseliastrum matthewsii G. Rink 2011-3-23 10388 Riverside Desert flats north of Blythe, east of the McCoy Mtns 109 Comment
  JOTR16803  Loeseliastrum schottii Baker, James K. & Baker, Ilisa T. 1966-6-17 s.n. Riverside Joshua Tree National Park. COVINGTON FLATS Comment
  SD258482  Loeseliastrum schottii J. M. Andre, Glenn Clifton, Ron Kelley 2013-3-1 24396 Riverside West Riverside Mountains at base of NW corner of range where sand ramps run up against granitic bouldery slopes, ca. 10 miles SW of Vidal Jct, 3.0 mile south of Grommet RR xing at Highway 62. 363 Comment
  UC572630  Loeseliastrum schottii H. S. Yates 1937-3-23 6398 Riverside 2 mi. n. Palm Springs; San Jacinto Quad. 213 Comment
  UCR241425  Loeseliastrum schottii Alejandra Martinez-Berdeja, Cara M. Stripe 2010-4-24 40 Riverside Sonoran (Colorado) Desert, near Joshua Tree National Park, Coachella Valley, Dillon Rd. 4.21 miles north of Hwy 10 in Indio 91 Comment
  CAS-BOT-BC342257  Logfia filaginoides F. W. Peirson 1921-3-22 5277 Riverside Murray Canyon near Palm Springs 487 Comment
  JEPS8394  Logfia filaginoides Rimo Bacigalupi with J. F. MacBride and Ruth D. Sanderson 1952-4-2 3607 Riverside slopes at the mouth Andreas Canyon (an offshoot of Palm Canyon, e base of Mt. San Jacinto); Mt. San Jacinto, Andreas Canyon Comment
  UC405425  Logfia filaginoides H. M. Hall 1906-7-2 Riverside Cabazon Comment
Read comments
Mar 13 2011
  SEINET251684 Image available Lolium rigidum Walter Graves 2002-5-15 502 -13 Riverside Riverside : grown at U.C. R. in Agricultural Operations Fields (Riverside East 7.5' Q.) 305 Comment
  UC455866  Lonicera subspicata var. denudata I. J. Condit 1910-6-21 Riverside San Jacinto Mts. 1676 Comment
  CAS-BOT-BC198546  Lotus Ynez Whilton Winblad 1937-2-15 s.n. Riverside Near Palm Springs. Comment
  SEINET2062202 Image available Lotus argophyllus var. argophyllus B. Pitzer 1986-5-24 242 Riverside Whitewater Canyon, ca. 5 miles N of Hwy I-10 on Whitewater Canyon Road, from N edge of hatchery to ca. 1/4 mile N of hatchery boundary, Whitewater 7.5' Quad. 731 Comment
  UCR91448  Lotus argophyllus var. argophyllus Scott D. White 1995-3-30 2655 Riverside San Jacinto Valley, Moreno Valley; hills c. 0.7 air mi directly south of 60 Fwy and west of bend in Moreno Beach Drive. Topo Q. shows 'Moreno' BM 2067 at top of hill. 579 Comment
  UCR24896  Lotus grandiflorus A. C. Sanders 1980-7-22 1702 Riverside Peninsular Range; San Jacinto Mtns., Drainage of the north fork of the San Jacinto River, along Forest Service Road 4S02, 0.8 mi south of Dark Canyon Campground, c. 2 air mi north of Pine Cove. 1829 Comment
  UCR35033  Lotus grandiflorus L. B. Ziegler 1968-7-17 327 Riverside San Jacinto Mtns., Strawberry Valley, near base of Lily Rock 1951 Comment
  RSA715760  Lotus hamatus A. C. Sanders 2005-4-22 29601 Riverside Gavilan Hills: Gavilan Plateau ca. 0.75 air mi. SE of summit of Gavilan Peak. 625 Comment
  UCR250106  Lotus hamatus A. C. Sanders 2014-4-9 41009 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 0.2 km NW of intersection with Indian Truck Trail 354 Comment
  POM2643  Lotus heermannii P. A. Munz 1918-4-27 2124 Riverside Temescal Canyon. Comment
  RSA582442  Lotus heermannii L. C. Wheeler 1932-9-4 1326 Riverside Santa Ana River at Chino Creek. 152 Comment
  SDSU4302  Lotus heermannii bruhns 1965-5-22 112 Riverside Slope around girls' dormitory of Desert Sun School in Idyllwild. Comment
  UCR93065  Lotus heermannii A. C. Sanders, S. Ogg 1994-7-28 15177 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  POM13048  Lotus rigidus P. A. Munz, D. D. Keck 1922-4-9 4847 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
  UC555406  Lotus rigidus H. L. Mason 1928-3-11 4240 Riverside near Indio Comment
  SEINET4568267 Image available Lotus stipularis Sarah J. De Groot, Leland Lubinsky, Naomi Fraga, Lisa Rojas 2003-4-27 4589 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  HSC85457  Lotus strigosus Steve Boyd 1986-4-2 1601 Riverside Gavilan Plateau, Gavilan Hills, Harford Springs County Park. 610 Comment
  PASA1110  Lotus strigosus 1930-1 Riverside Painted Canyon Comment
  RSA406322  Lotus strigosus Dorothy R. Wolf 1932-3-20 2 Riverside Richman Ranch 2.5 mi N of De Luz. SW. 457 Comment
  RSA777532  Lotus strigosus Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 909 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  RSA781657  Lotus strigosus Duncan S. Bell 2009-3-8 78 Riverside Arica Mountains: northwest side of mountain range approximately 3.2 air miles northwest of Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 513 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
  UC62924  Lotus strigosus H. M. Hall 1898-7-1 965 Riverside San Jacinto Mt. 1600 Comment
  UCR251713  Lotus strigosus T. B. Salvato 2014-4-9 7836 Riverside Perris-Aguanga Basin, Menifee, c. 4 mi southeast of Canyon Lake, northeast corner of Bundy Canyon Road and Sunset Avenue 534 Comment
  UCR97243  Lotus strigosus Scott D. White 1997-2-28 4725 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  UCR97290  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-2 4045 Riverside Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station 610 Comment
  RSA406334  Lotus strigosus var. strigosus E. Crow 1929-2-24 179 Riverside Near Cabazon, NW Colorado Desert Comment
  RSA779021  Lotus strigosus var. strigosus Duncan S. Bell 2010-4-1 653 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
  UCR251672  Lotus strigosus var. tomentellus Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 776 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
  RSA27024  Lotus tomentellus C. L. Hitchcock 1940-3-29 5854 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA0003340  Lotus torreyi var. seorsus Mary F. Spencer 1919-6-28 1280 Riverside Idyllwild. 1677 Comment
  RSA234063  Lotus unifoliolatus R. F. Thorne, E. Lathrop 1969-5-19 37965 Riverside Santa Rosa Plateau: margin of N end of large vernal marsh, Mesa de Colorado, Rancho California. 624 Comment
  UCR22191  Lotus wrangelianus John C. Roos 1952-4-9 5478 Riverside Hill by Fairmont Park, Riverside 259 Comment
  UC198106  Lupinus affinis B 1904-4-5 4189 Riverside Hemet Comment
Read comments
Jul 4 2010
  RSA750276  Lupinus albifrons var. flumineus Elizabeth McClintock, H. Lewis 1941-6-29 77 Riverside Road up Santa Rosa Mt. 1 mile beyond canyon where stream crosses road. Comment
  JOTR33793  Lupinus andersonii La Doux, Tasha, A. Miller 3305 Riverside Joshua Tree National Park. South Lost Horse Valley, along Key's View Road (stop1) 1385 Comment
  RSA414450  Lupinus argenteus var. tenellus Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  SD185221  Lupinus arizonicus John F. Green 2005-2-2 Riverside Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, ca. 3.0 miles east of Desert Beach. 24 Comment
  UC126993  Lupinus arizonicus S. B. Parish Apr 4 1896-Apr 13 1896 4080 Riverside desert base of San Jacinto Mt. Palm Springs (Agua Caliente) (Palm Springs (Agua Caliente)); , Palm Springs 152 Comment
  UC1595757  Lupinus arizonicus W. Wisura, J. Dolan, M. Wall 1992-3-24 4621 Riverside on Box Canyon Rd. 5.5 mi ne Mecca (Lowdesert); ne of Mecca Comment
  UCR213387  Lupinus arizonicus A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37446 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4 mi. NW of Blythe Airport, c. 4 mi. ENE of McCoy Peak 195 Comment
  UCR216494  Lupinus arizonicus Jim Andre, T. La Doux 2009-3-10 11244 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
  UCR97489  Lupinus bicolor A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19868 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  UCSB37850  Lupinus bicolor Sanders, A. 1980-7-18 Riverside Garner Valley; near the junction of the Thomas Mtn. Rd. with Hwy. 74; about 1 mile SE. of the head of Hemet Lake; T 6S, R 3E, SW1/4 of SW1/4 sec. 10 1341 Comment
  POM350060  Lupinus bicolor subsp. microphyllus E. Crow 1929-2-24 176 Riverside Near Cabazon, NW Colorado Desert Comment
Read comments
Mar 13 2011
  RSA407125  Lupinus chamissonis Anstruther Davidson 1930-1 s.n. Riverside Colorado Desert. Comment
  RSA772414  Lupinus concinnus Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4851 Riverside Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 2-3 miles above Whitewater Visitor Center (Whitewater Trout Farm); between N34.02559, W116.69098 and N34.02135 and W116.68712. 915 Comment
  SD137771  Lupinus concinnus Darin L. Banks, Steve Boyd 1995-5-9 337 Riverside Northwest Palomar Mountains, north of the Agua Tibia Wilderness Area; west of the Dripping Springs Alcove Area. 730 Comment
  UC1929497  Lupinus concinnus Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10483 Riverside Peninsular Ranges, San Jacinto Mountains/Colorado Desert: E 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
  RSA407142  Lupinus concinnus subsp. optatus N. C. Cooper 1944-6-17 1434 Riverside San Jacinto Mountains: above Banning. 1372 Comment
  RSA552695  Lupinus excubitus var. hallii Steve D. Boyd, Tim S. Ross, Orlando Mistretta 1992-2-26 6703 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  UCD107728  Lupinus excubitus var. hallii Geoffrey Levin 1975-4-26 490 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. 335 Comment
  UCR280971  Lupinus excubitus var. hallii Mitch Provance 2017-4-12 417- 79 Riverside Temescal Valley, South of the I-15, south side of Temescal Canyon Rd., vicinity of small bridge 0.8 mi W of Lake St., 0.3 mi E of Hostettler Rd. 372 Comment
  POM24329  Lupinus hirsutissimus Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 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
  RSA644186  Lupinus hirsutissimus Scott D. White 1995-8-23 3583 Riverside San Jacinto Valley. San Jacinto Riv., just N of City of San Jacinto boundary, ca. 1 mi SE of bridge at State St. 463 Comment
  SEINET2062641 Image available Lupinus hirsutissimus Norman C. Cooper 1945-5-5 2249 Riverside San Gorgonio Mts above Banning 762 Comment
  UC917869  Lupinus hirsutissimus Frank W. Gould 1943-4-18 2141 Riverside on Idlewild cutoff near Banning; near Banning Comment
  SEINET10485440  Lupinus hyacinthinus David B. Dunn 1946-8-17 Dunn 2696 Riverside Damp meadow area grassy, near the stream at the camp in taquitz valley, san Jacinto mts. 2438 Comment
  RSA590650  Lupinus polycarpus E. W. Lathrop 1965-5-30 5597 Riverside 14 miles W of Murrieta, Riverside County Comment
  RSA0125291  Lupinus sparsiflorus Duncan S. Bell 2016-3-3 8777 Riverside Whitewater Canyon; San Gorgonio Wilderness area; Rainbow Canyon, approximately 3.5 air miles east northeast of Kitching Peak. 820 Comment
  UCR176907  Lupinus sparsiflorus Tracy Tennant 1998-6-18 s.n. Riverside San Jacinto Mtns., Bee Canyon, NE of Valle Vista 793 Comment
  UCR270578  Lupinus sparsiflorus John F. Emmel 1998-4-11 1540 Riverside Peninsular Range, NW of Wilson Valley, c. 1.5 air miles SE of intersection of Sage Road and Wilson Valley Road 732 Comment
  POM2531  Lupinus succulentus C. F. Baker 1904-4-5 4189 Riverside Hemet Comment
  CLARK-A1528-2854  Lupinus truncatus John C. Roos 1952-4-9 5512 Riverside Riverside 304 Comment
  SBBG53757  Lupinus truncatus S. Boyd 1980-5-11 Riverside Harford Springs County Park, NW corner of Gavilan plateau, N border of park Comment
  UCR120205  Lupinus truncatus Mitch Provance 1998-3-5 195 Riverside Riverside, VABM 1031, Hill traditionally called 'Lionshead', but also referred to as 'Challen Hill', located near the corner of Harrison St. and California Ave. in the Arlington area 305 Comment
  RSA554024  Lycium andersonii A. C. Sanders, E. J. Lawlor 1992-4-4 12115 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  SEINET3825223 Image available Lycium andersonii Philip A. Munz 1940-3-22 15653 Riverside Whitewater Canyon, 2 miles north of Boulevard from Banning to Indio Comment
  UCR103780  Lycium barbarum Scott D. White 1994-10-21 2506 Riverside Temecula Valley, Murrieta Creek channel downstream from Santa Gertrudis Creek confluence. south of bridge at Winchester; north of Long Valley Rd. 305 Comment
  UCR165293  Lycium brevipes 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
  SD134366  Lycium brevipes var. brevipes Craig Reiser 1992-3-19 Riverside South side of UC Riverside campus not far from freeway Comment
  RSA0118002  Lycium fremontii Sarah J. J. De Groot, Thomas Stoughton 2016-2-18 7626 Riverside Mecca Hills: side canyon (east fork) of Painted Canyon. 182 Comment
  RSA793467  Lycium pallidum var. oligospermum Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-11 4367 Riverside Mecca Hills: at Hidden Spring just off Hidden Spring Canyon, approximately 2.6 air miles south of Shaver Well, or approx. 5.4 air miles northeast of junction of Box Canyon Road and the Coachella Canal. 216 Comment
  UCR101804  Lythrum californicum George K. Helmkamp, E. A. Helmkamp 1998-8-17 4441 Riverside Santa Ana Mtns., San Juan Canyon along the Ortega Hwy (Calif. Hwy 74) beside the Orange Co. line 503 Comment
  UCR87850  Lythrum californicum Michael A. Patten, S. J. Myers 1993-8-20 s.n. Riverside Sonoran (Colorado) Desert, along Tahquitz Creek and behind the debris basin dam in Palm Springs 183 Comment
  IRVC27407  Machaeranthera canescens A. C. Sanders, Scott D. White, C. L. Sanders 1994-12-18 15897 Riverside eastern edge of San Jacinto, Mountain Avenue at Esplanade Avenue, 2.4 mi. NW of Hwy 74 on Mountain Ave. San Jacinto Valley 490 Comment
  CLARK-A1528-2001  Machaeranthera cognata John C. Roos 1947-1-2 3226 Riverside Painted Canyon Comment
  UC1608214  Madia gracilis Steve Boyd and Tim Ross 1992-6-10 7629 Riverside due w junction of Tenaja Road (7S01) and Los Alamos Road (7S04) (at confluence of Los Alamos Creek & main trunk of San Mateo Creek, San Mateo Canyon about Potrero Escondido, isolated area of low relief top the ridge); Southern Santa Ana Mountains, San Mateo Canyon Wilderness Ar 670 Comment
  RSA495433  Mahonia nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-12 2959 Riverside Vail Lake area, west shore of lake, Kolb Crk. drainage in series of small side draws. 441 Comment
  RSA263740  Maianthemum racemosum subsp. amplexicaule E. W. Lathrop 1968-5-22 6909 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  RSA673873  Malacothrix clevelandii Scott D. White 2000-5-27 7939 Riverside San Jacinto Mountains: Baldy Mtn. area. 1616 Comment
  SD134515  Malacothrix clevelandii Craig Reiser 1990-5-25 Riverside Adjacent to creek, immediately downstream of Vail Lake Comment
  RSA774497  Malacothrix glabrata Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4418 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. Between N33.94217, W116.64118 and N33.94722 W116.64305. 487 Comment
  UCR104931  Malacothrix glabrata A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20642 Riverside San Jacinto Mountains, north side along Hwy 243, 1.5 mi below Twin Pines Ranch Road (McMullen Flat), north slope of Peak 3740 1067 Comment
  UCR42810  Malacothrix glabrata A. C. Sanders, B. Parfitt, R. Anthony 1986-4-19 6457 B Riverside Peninsular Range, Temescal Wash just below Lee Lake [Corona Lake], 5 mi NW of Alberhill 366 Comment
  CAS-BOT-BC348025  Malacothrix stebbinsii Carl B. Wolf 1941-4-28 10092 Riverside Mojave Desert. S. base of Old Dad-Granite Mt. Range. Mouth of Willow Spring Canyon 1219 Comment
  SEINET3449032  Malva parviflora Steven R. Hill, Kate Kramer 2001-4-27 33476 Riverside Banning, Banning, 4 miles east, Cabazon, Morongo Indian Reservation, at Hadley's Orchard Store, at the junction of Apache Trail and Seminole Drive, north of route interstate 10, Apache Trail Exit 550 Comment
  UCR51560  Malva sylvestris Lyman Benson 1946-4-15 12016 Riverside [Calimesa area] 6 mi. SE of Redlands 610 Comment
  RSA554214  Malvella leprosa A. C. Sanders, Chet McGaugh 1991-7-19 11147 Riverside Murrieta Hot Springs, large vernal pool on the S side of Murrieta Hot Springs Road, E of Via Princesa & N of Calle del Lago 348 Comment
  UCR229497  Malvella leprosa Jeremiah George 2011-7-18 s.n. Riverside Peninsular Range; Elsinore Trough, North Lake Elsinore, just west of Nichols Rd. and Collier Ave. junction 384 Comment
  POM13095  Mammillaria tetrancistra P. A. Munz 1921-12-31 5012 Riverside Andreas Canyon, Palm Springs. Comment
  SD215475  Marah macrocarpa Steve Boyd, Tim Ross, et al 1990-4-2 4011 Riverside Vail Lake area, lower slopes of Agua tibia Mountain, along Highway 79, East of USFWS Dripping Springs Guard Station. 487 Comment
  UCR232049  Marah macrocarpa John F. Green 2008-4-15 0408- 12 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
  CAS-BOT-BC218950  Marina parryi Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center Comment
  POM307224  Marina parryi Henry J. Ramsey, Henry J. Ramsey 1940-4-14 1997 Riverside Colorado Desert, north of Blythe. Comment
  UCSB3056  Marina parryi Broder, Richard 1958-03 Riverside 5.8 miles east of Desert center on U.S. 60-70 Comment
  UCSB59680  Marina parryi Boyd, Steve; Meury, S.; Noyes, R. 1988-3-10 Riverside N end Palen Mtns., 2 mi. west of Palen Pass 300 Comment
  UCR85284  Marrubium vulgare Bern Schwenn 1994-5-28 s.n. Riverside Mojave Desert, Joshua Tree National Monument [now J.T. National Park], Cottonwood Spring campground, parking lot at bathrooms, loop 'B. Comment
  RSA409844  Marrubium vulgare Freda Detmers 1931-6-19 s.n. Riverside Chino Hills. Comment
  UCR126979  Matricaria matricarioides A. C. Sanders, T. B. Salvato 2003-5-9 26581 Riverside San Jacinto Valley, west of Hemet, west edge of Warren Road just north of Hwy 74 (Florida Ave.) 457 Comment
  UCR246459  Matricaria occidentalis R. E. Riefner Jr. 2012-3-31 12- 65 Riverside city of Hemet, north of Florida Avenue and south of West Devonshire Avenue and east of Meyers Street 462 Comment
  CSUSB1022  Medicago sativa Mark Eutenier 1973-5-30 730530 1 Riverside Intersection of Federick Street (Pidgeon Pass Road) and Sunnymead Blvd. Widespread on northwest corner. 731 Comment
  CSUSB1095  Medicago sativa Arthur P. Donaldson 1966-3-16 Riverside Collected in front of the Arlington Flower Shop at 9693 Magnolia Ave., Arlington, Ca. 259 Comment
  UCR213533  Melica A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37800 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
  UCR174306  Melica frutescens A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32647 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
  JOTR35131  Melica imperfecta La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3243 Riverside Joshua Tree National Park. West of Queen Mountain, southern end of Wonderland of Rocks; Wonderland Wash, north of Mill Street Mine parking area. Active wash corridor with sandy bottom and surrounded by granitic outcrops and pediments; with heavy foot traffic (Stop 1) 1297 Comment
  RSA32494  Melica imperfecta Frank W. Gould 1943-4-17 2132 Riverside 4 miles east of Elsinore Comment
  CSUSB1308  Melilotus indicus Bob Sullivan 1966-3-26 Riverside UCR campus in Riverside, behind the life science building. 228 Comment
  UCR82224  Melilotus indicus J. M. Stewart 1994-5-2 853 Riverside Western Colorado Desert, Coachella Valley, Thermal. Tyler St. and Airport Blvd. Comment
  RSA719042  Mentzelia affinis Michael Honer 2005-3-11 2058 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  JOTR30973  Mentzelia albicaulis La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1945 Riverside Joshua Tree National Park. (Stop 1) Pleasant Valley at base of Hexie Mountains, near Blue Cut Gorge Comment
  JEPS29275  Mentzelia desertorum Rimo Bacigalupi, L. Heckard and P. Hutchison 1962-3-21 8343 Riverside 2.3 mi below and sw Shavers (along Calif. Highway 195); Box Canyon Wash 243 Comment
  JOTR32196  Mentzelia involucrata Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Northeast flowing steep side canyon of Pushawalla Canyon, almost parallel to main canyon (Stop 5) 1171 Comment
  RSA0031612  Mentzelia involucrata Jim Andre 2013-3-27 24817 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  UCR45342  Mentzelia jonesii Scott Cantrell 1986-3-28 81 Riverside Sonoran (Colorado) Desert, Box Canyon Road (Hwy 195), 4.8 mi. south of Interstate Hwy 10 toward Mecca 305 Comment
  RSA0105669  Mentzelia longiloba var. longiloba Duncan S. Bell 2010-4-2 714 Riverside Arica Mountains: west side of mountain range within the Palen/McCoy Wilderness; approximately 2.5 air miles northwest of Priest Well; collecting along a steep sand ramp at the head of the main western drainage for the mountain range. 559 Comment
  RSA0127362  Mentzelia longiloba var. longiloba Roxana S. Ferris, R. C. Bacigalupi 1932-4-30 8240 Riverside Highway between Blythe and Desert Center. Comment
  RSA734201  Mentzelia micrantha Keith E. Hoffmaster 1934-4-8 132 Riverside Santa Ana Mts. Comment
  UCR44210  Mentzelia montana A. C. Sanders 1986-6-1 6552 Riverside San Jacinto Mtns., trail to Spitler Peak from the Herkey Creek Camp to Bonita Vista road [=Apple Canyon Rd.] 1829 Comment
  SBBG4879  Mentzelia nitens H. and M. Dearing 1949-4-16 6749 Riverside Cottonwood Spring Comment
  SBBG101787  Micropus californicus S. Boyd with Mistretta 1991-5-9 6179 Riverside lower flank along Bedford Truck Trail on ridge between Bedford and McBride Cyns Comment
  UCR220325  Microseris douglasii D. E. Bramlet 1992-4-15 2227 Riverside Perris-Aguanga Basin Region, 7.5 km SW of Hemet, just east of California Ave and c. 100 m north of the ATSF RR tracks, NE of the intersection of California Ave. and Marvin Hull Road and c. 300 m west of the MWD Canal 453 Comment
  RSA556440  Microseris douglasii subsp. douglasii Julie Greene 1993-4-17 1203 Riverside San Jacinto Wildlife Area. W of San Jacinto River, W of Davis Rd. 439 Comment
  RSA792923  Microseris douglasii subsp. douglasii A. C. Sanders, T. B. Salvato 2011-4-1 38936 Riverside Lake Elsinore area, near Alberhill, Baker St., SW side at dirt road crossing, c. 270 ft. SE of intersection with Pierce St. 385 Comment
  UCR120852B  Microseris douglasii subsp. douglasii D. E. Bramlet 1993-4-14 2326 B Riverside Gavilan Hills, Black Rocks area, NE of Black Rocks and 1.2 km south of Cajalco Rd., east of orange groves 445 Comment
  UCR112009A  Microseris douglasii subsp. platycarpha A. C. Sanders, T. B. Salvato 2000-5-25 23410 A 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
  UCR166809  Microseris elegans R. E. Riefner Jr. 2005-4-22 05- 240 Riverside Patton Rd. at Patterson Ave., SE of Winchester near San Diego Aqueduct 452 Comment
  UCR250115  Microseris heterocarpa A. C. Sanders 2014-4-23 41049 Riverside Peninsular Range, Gavilan Hills, along Concordia Ranch Rd. at edge of Temescal Valley, above I-15, c. midway between Black Powder Rd. and end of Concordia Ranch Rd. 380 Comment
  UCR112560  Microseris lindleyi A. C. Sanders 1998-3-17 21742 Riverside Shipley/Skinner Reserve area, North Domenigoni Hills, south of Hemet 343 Comment
  RSA0018770  Mimetanthe pilosa Philip A. Munz 1938-8-14 15355 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  LA209115  Mimulus aurantiacus var. pubescens Norman C. Cooper; 1944-5-6 1205 Riverside Banning 701 Comment
  RSA38702  Mimulus aurantiacus var. pubescens Percy C. Everett 1945-6-7 11506 Riverside D. longiflorus 50 ft. away; D. Clevelandii 10 ft.; hybrid colony in center, more woody than D. Clevelandii; Indian Canyon, along Indian Canyon Truck Trail. 960 Comment
  UCR111583  Mimulus aurantiacus var. pubescens Mitch Provance 1998-3-7 148 Riverside Jurupa Mountains, 'Rattlesnake Mt.', c. 0.5 km east of corner of Rorimer Dr. and Brenton St., on the E side of Armstrong Rd., in the Sunnyside area of Riverside. 366 Comment
  UC75299  Mimulus aurantiacus var. puniceus C. F. Baker 1904-4-4 4152 Riverside Elsinore Comment
  UCR155328  Mimulus aurantiacus var. puniceus A. C. Sanders, Mike Misenhelter 2005-3-23 29260 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR91220  Mimulus aurantiacus var. puniceus Scott D. White 1996-3-31 3855 Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  RSA0123294  Mimulus bigelovii Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8978 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in a side canyon off of Martinez Canyon, approximately 7 air miles southeast of the summit of Martinez Mountain. 698 Comment
  POM42984  Mimulus bigelovii var. bigelovii Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA172237  Mimulus bigelovii var. bigelovii Robert F. Thorne 1963-3-29 32432 Riverside Eagle Mountains, Pumping Station, S side of Eagle Mountains; ca. 12 miles W of Desert Center 535 Comment
  JEPS9943  Mimulus brevipes W. L. Jepson and H. M. Hall 1901-5-17 1211 Riverside Riverside 265 Comment
  RSA68348  Mimulus brevipes G. R. Campbell 1951-5-30 16158 Riverside 9 miles west of Anza. 1067 Comment
  UCR20540  Mimulus brevipes W. W. Mayhew 1977-7-5 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1835 Comment
  UCR48346  Mimulus clevelandii Steve Boyd 1986-4-22 1757 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  RSA525697  Mimulus diffusus Steve Boyd, Tim S. Ross 1990-5-11 4635 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
  CLARK-A1528-4246  Mimulus floribundus Pete Holliday 1969-5-19 Riverside Riverside Comment
  RSA614599  Mimulus floribundus A. C. Sanders, Steve Ogg 1994-7-28 15182 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd Bridge 243 Comment
  UC26926  Mimulus floribundus H. M. Hall 1901-7 2579 Riverside Tamarack Valley San Jacinto Mountains 2499 Comment
  UCSC000869  Mimulus fremontii Peter Kamb 1948-7-4 1173 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  UCR163338  Mimulus guttatus T. B. Salvato, Kelly Volansky 2003-3-27 127 Riverside Santa Ana Mtns, foothills at edge of Temescal Valley, development called 'Trilogy at Glen Ivy,' between Bixby and Brown Canyons 396 Comment
  UCR21978  Mimulus guttatus Steve Boyd 1980-5-2 165 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  GMDRC6589  Mimulus pilosus J. M. Andre 2012-6-15 30553 Riverside San Jacinto Mountains: west slopes of range along Poppet Flat Rd, Poppet Creek canyon, 3.2 mi. west of Hwy 243 1022 Comment
  UC886389  Mimulus tilingii Carl B. Wolf 1932-8-5 3954 Riverside meadow on trail from Tahquitz Valley to San Jacinto Peak (head of a fork of Tahquitz Creek); San Jacinto Mts., 1st Real 2743 Comment
  SEINET204358  Mirabilis californica R. Bacigalupi, L Heckard 1962-3-25 8405 Riverside Nr hdwtrs Temescal Wash/Canyon W base Estelle Mt opposite Indian Cyn 3.3 mi NW Alberhill on Hwy 71 305 Comment
  UCR133974  Mirabilis californica Mitch Provance, J. S. Ross 1998-3-27 MOR- 967 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just south of the juction with the NE bound road to Deep Cyn. 915 Comment
  UCR132705  Mirabilis laevis A. C. Sanders, T. B. Salvato 2004-2-16 27390 Riverside Santa Ana Mtns., foothills at edge of Temescal Valley, summit of ridge proposed for removal at development called 'Trilogy at Glen Ivy,' south of Brown Canyon 451 Comment
  CAS-BOT-BC434675  Mirabilis laevis var. crassifolia L. R. Abrams 1941-4-22 13875 Riverside Palomar School near Perris Comment
  UC1007219  Mirabilis laevis var. crassifolia Philip A. Munz 1940-3-22 15654 Riverside Whitewater Canyon, 2 miles N of Banning-Indio Boulevard Comment
  CAS-BOT-BC434835  Mirabilis laevis var. retrorsa B. Trowbridge 1979-4-17 6100 Riverside Lower Cottonwood Springs Wash, north of Interstate 10 762 Comment
  JEPS99941  Mirabilis laevis var. retrorsa Rimo Bacigalupi and P. C. Hutchison, L. Heckard 1962-3-23 8362 Riverside Lower end of Morongo Wash, 1.9 miles SW of the San Bernardino County line 609 Comment
  RSA464821  Mirabilis laevis var. retrorsa M. B. Dunkle 1935-3-31 4432 Riverside Pinto Basin. 915 Comment
  RSA0031616  Mohavea confertiflora Jim Andre 2013-3-27 24812 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  RSA408772  Mohavea confertiflora Robert M. Perkins, H. de Forest 1937-3-15 374 Riverside N. of Blythe, along Co. Riverside. Comment
  SBBG99713  Mohavea confertiflora W. L. Halvorson 1977-2-5 77 -12 Riverside near jct of Interstate 10 and rd to Joshua Tree Nat Monument Comment
  UCR251724  Mollugo cerviana Deidre Conocchioli, Billy Sale, Naomi Fraga 2013-9-25 58 Riverside Sonoran (Colorado) Desert, east of Alligator Rock; from I-10 at Desert Center, head south on CA 177 to BLM Rd 394 (dirt), collection site is 1.1 miles SW of I-10 exit ramp 334 Comment
  SD229198  Monardella breweri subsp. lanceolata Dick Schwenkmeyer 2012-6-27 746 Riverside May Valley, approx. 5 miles southeast of Idyllwild town center, Mt. San Jacinto, Riverside County, CA. 1531 Comment
  UCR23575  Monardella hypoleuca subsp. intermedia John C. Roos 1962-6-30 s.n. Riverside Santa Ana Mtns, Skyline Drive at the head of Hagador Canyon 1159 Comment
Read comments
Aug 17 2012
  SD237504  Monardella linoides subsp. linoides Mark A. Elvin 2004-8-3 3653 Riverside Peninsular Ranges: San Jacinto Mtns: Garner Valley; E of Hwy 74, S of Forbes Ranch Rd, N of Morris Ranch Road. 1402 Comment
  RSA750279  Monardella nana subsp. arida Elizabeth McClintock, H. Lewis 1941-6-29 80 Riverside Road up Santa Rosa Mt. 5.5 miles beyond canyon where stream crosses road. Comment
  UCR221489  Monardella nana subsp. arida Elizabeth McClintock, Harlan Lewis 1941-6-29 078 Riverside Peninsular Range; Santa Rosa Mtns., road up Santa Rosa Mountain, 2.3 miles beyond canyon where stream crosses road 2165 Comment
  RSA247308  Monardella nana subsp. tenuiflora Gary D. Wallace 1966-7-3 639 Riverside San Jacinto Mountain: Thomas Mountain, southeast of Idyllwild. Comment
  RSA750305  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-18 120 Riverside San Jacinto Mts. Devil s Slide trail. Comment
  RSA750316  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-22 131 Riverside San Jacinto Mts. On the Idyllwild road, a shot distance below the Keen Camp turn off, in the canyon where the Pseudotsugas first occur. Comment
  RSA767766  Monardella nana subsp. tenuiflora Elizabeth McClintock 1940-6-30 23 Riverside Fuller Mill Creek Camp, on the Banning-Idyllwild road Comment
  UCR123189  Monardella robisonii A. C. Sanders, Mark Elvin 2001-8-17 24616 Riverside Mojave Desert, Little San Bernardino Mtns, near Hidden Valley Campground at 'Echo T,' Joshua Tree National Park 1311 Comment
  UCR125896  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24614 Riverside Mojave Desert, Little San Bernardino Mtns, Jumbo Rocks Campground, Joshua Tree National Park 1341 Comment
  JEPS30535  Monoptilon bellioides Peter H. Raven 1958-1-24 11447 Riverside Fargo Canyon Comment
  POM304729  Monoptilon bellioides Henry J. Ramsey, Henry J. Ramsey 1939-11-28 167 Riverside 10 miles east of Indio. Comment
  POM363590  Monoptilon bellioides Gus Gluechert 1937-4-24 s.n. Riverside San Jacinto Mts Comment
  RSA517247  Monoptilon bellioides Steve Boyd, Orlando Mistretta 1986-3-13 1461 Riverside West side Palen Mts.: NE of Desert Center. Comment
  RSA776942  Monoptilon bellioides Amber Swanson 2011-3-19 235 Riverside W of Eagle Mtn Rd to Railroad tracks abt 5 mi N of I-10 307 Comment
  UCR148469  Monoptilon bellioides S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  RSA0124005  Muhlenbergia appressa Duncan S. Bell, Thomas Stoughton 2016-4-13 9246 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; on the western slopes of Martinez Mountain. 1548 Comment
  RSA403581  Muhlenbergia microsperma A. Dunn 1932-3-26 s.n. Riverside Box Canyon Comment
  RSA525448  Muhlenbergia microsperma Steve Boyd, Dave Bramlet 1990-4-29 4493 Riverside Lake Skinner County Park, S flank of Bachelor Mountain. Comment
  UC472730  Muhlenbergia microsperma Mary F. Spencer 1921-5-28 1695 Riverside Saboba Hot Springs San Jacinto 786 Comment
Read comments
Apr 1 2013
  UCR19374  Muhlenbergia microsperma John C. Roos 1937-5-1 1406 Riverside La Sierra Campus of Loma Linda Univ. Comment
  UCR264227  Muhlenbergia porteri A. C. Sanders 2015-9-11 41869 Riverside Sonoran (Colorado) Desert, Bradshaw Trail at border of Chocolate Mountains Aerial Gunnery Range, 2.25 miles east of Gasline Rd. 646 Comment
  POM259180  Muhlenbergia richardsonis P. A. Munz 1938-8-13 15326 Riverside Cedar Spring, north base of Santa Rosa Peak. 2287 Comment
  RSA17545  Muhlenbergia rigens C. B. Wolf 1936-6-17 7960 Riverside Santa Ana Mountains, Tenaja Road: road to La Cienaga, 1.4 mile off Ortega Highway. 610 Comment
  RSA198992  Muilla maritima Robert F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37426 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  UCR108860  Muilla maritima Heidi A. Haid 1968-4-29 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR226087  Muilla maritima A. C. Sanders, T. B. Salvato 2011-4-1 38958 Riverside Peninsular Range, Lake Elsinore, off Baker St. NW of intersection with Bromley Ave., north of second house from intersection, 0.55 km NW of Hwy 74 404 Comment
  POM12434  Myosurus minimus subsp. apus P. A. Munz, D. M Johnston 1922-5-5 5162 Riverside March field Comment
  JEPS1419  Nama W. L. Jepson Oct 22 1912-Nov 7 1912 5259 Riverside Palo Verde Valley 45 Comment
  RSA727598  Nama demissa var. demissa Naomi S. Fraga, Lisa Rojas 2005-2-10 1387 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 361 Comment
  UC1426624  Nama demissa var. demissa Noel H. Holmgren, Patricia K. Holmgren, Ruth E. Kern 1973-3-23 6485 Riverside near Interstate 10 24 mi e of Indio (at s entrance to Joshua Tree National Monument); Joshua Tree National Monument 548 Comment
  UC880823  Nama demissa var. demissa I. W. Clokey 1935-4-17 6812 Riverside Cottonwood Springs Comment
  POM72623  Nama demissa var. deserti Marcus E. Jones 1906-4-27 s.n. Riverside Indio. Comment
  POM98790  Nama demissa var. deserti P. A. Munz 1926-1-31 9959 Riverside Dos Palmos [Palmas] Spring. Comment
  UCR157356  Nama stenocarpa Chris E. True, Robert Cox 2005-7-21 s.n. Riverside San Jacinto Valley, Mystic Lake, lakeshore west of Bridge Street intersection with Gilman Springs Road 436 Comment
  POM14413  Nassella cernua P. A. Munz 1922-7-4 5970 Riverside Hemet Valley, San Jacinto Mountains. 1372 Comment
  UC70887  Nassella cernua H. M. Hall 1902-4-26 2977 Riverside Box Springs Mt. vicinity of Riverside 685 Comment
  JEPS8950  Navarretia atractyloides Rimo Bacigalupi with G. T. Robbins 1954-5-16 4470 Riverside 0.5 mi n Sage (1.5 mi s of junction of road to Red Mountain, along road from Hemet to Sage (Calif Hwy 179)) 762 Comment
  UCR174361  Navarretia atractyloides A. C. Sanders 2006-5-19 32405 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
  UCR62383  Navarretia fossalis Don Mitchell 1990-6-1 s.n. Riverside About 1.5 mi. west of Lakeview, in small bulldozer-made ponds, north of Ramona Expressway, and about 200 yd. west of the San Jacinto River. 427 Comment
  CLARK-A1045-156  Navarretia prostrata George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains vernal pool near origin of creek; Wildomar 7.5'Q Comment
  CAS-BOT-BC109113  Nemacaulis denudata var. gracilis S. B. Parish 1906-5-1 827 -6718 Riverside On Colorado desert at Palm Springs. Comment
  POM47790  Nemacaulis denudata var. gracilis Mary F. Spencer 1918-4-13 803 Riverside Palm Springs. 137 Comment
  UC472774  Nemacaulis denudata var. gracilis P. C. Standley 1920-4-6 1376 Riverside in vupibus pr. Palm Springs; Colorado Desert 121 Comment
  CLARK-A1528-2371  Nemacladus glanduliferus John C. Roos 1966-3-20 Riverside Comment
  UCR260877  Nemacladus longiflorus A. C. Sanders 2015-3-30 41530 Riverside Peninsular Range; Eastern Foot of Santa Ana Mtns., Temescal Canyon near Lee (Corona) Lake, 0.1 mi. SW of the dam, south of Temescal Canyon Rd., c. 11 miles SE of Corona 351 Comment
  UC102222  Nemacladus longiflorus var. longiflorus Katharine Brandegee 1905-5-12 Riverside near Riverside (Wilder's) Comment
  RSA395910  Nemacladus ramosissimus Steve Boyd 1986-4-22 1770 Riverside Temescal canyon: Terrace escarpment E side of Indian Wash, S of I-15. Comment
  SEINET3815154 Image available Nemacladus rigidus Ira L. Wiggins 1941-3-27 9671 Riverside South end of Coxcomb Mountains 8 miles NE of Desert Center Comment
  SEINET10461122  Nemacladus rubescens Annie M. Alexander, Louise Kellogg 1941-4-24 Alexander 2085 Riverside Gorge of Dry Morongo Creek, Morongo Valley 640 Comment
  POM3455  Nemophila menziesii H. M. Hall 1897-4-7 s.n. Riverside Winchester, Riverside Comment
Read comments
Mar 20 2011
  UCR213512  Nemophila menziesii A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-4-7 37838 Riverside Peninsular Range, southeastern Gavilan Hills north of Alberhill, ridge west of dirt extension of Lake St., 0.9 mi. north (358 deg. ) of intersection of I-15 and Lake St. 488 Comment
  SEINET7063430  Nemophila menziesii var. menziesii A. G. Vestal 1947-3-30 s.n. Riverside About 4.2 miles west of Sage on East Benton Road. UTM Zone 11, 499198mE, 3715007mN. (WGS84/NAD83). 549 Comment
  UCR265850  Nicotiana Mitch Provance 2013-4-8 413- 10 Riverside San Bernardino Valley, Santa Ana River bottom, Tequesquite Creek and associated wetlands west of Rubidoux Ave 226 Comment
  RSA282918  Nicotiana attenuata C. W. Tilforth, B. Busenberg 1980-6-17 2004 Riverside 0.1 mi. in from Highway 74 along north leg of Thomas Mountain Road, south of Lake Hemet. Comment
  RSA654980  Nicotiana attenuata A. C. Sanders, Steve D. Boyd, Mitch Provance, J. Ross 1998-10-25 22295 Riverside San Jacinto Mtns.: Anza area, 1.1 mi. SE of Hwy 371 on Burnt Valley Rd., at northward bend in road. 1341 Comment
  RSA740077  Nicotiana attenuata Scott D. White, Justin M. Wood 2008-6-16 12140 Riverside San Jacinto Mountains: Meadow at Quinn Flat. 1378 Comment
  CHSC1925  Nicotiana glauca V. Holt 1942-3-29 Riverside Santa Rosa mountains. Comment
Read comments
Mar 23 2014
  CHSC64673  Nicotiana obtusifolia Chris Dietrich; M. Merello, H. Schmidt 1994-4-12 20 Riverside 9 miles north-northwest of Indio, off Dillon Road 1.9 miles northeast on Berdoo Canyon Road (J241). BLM land. Desert Access Guide Map #17. Along wash. 380 Comment
  HSC82909  Nicotiana obtusifolia Christopher Davidson 1979-4-4 7737 Riverside Orocopia Mtns., E of Box Canyon on Box Canyon Rd., 15.1 mi. E of Mecca, dirt road to the SE 579 Comment
  UCR238030  Nicotiana quadrivalvis Mark A. Elvin, Julie M. Vanderwier, Frank Sartuche 2002-5-16 2045 Riverside Peninsular Range; Agua Tibia Mtns., Pechanga Indian Reservation, nameless drainage/wash south of Pala Rd. 335 Comment
  RSA643661  Nolina parryi James C. Dice 1985-6-13 618 Riverside Pinyon Flat, ca. 1.3 km north of Highway 74, at northwest edge of community of Pinyon Pines. 1250 Comment
  SBBG21993  Nolina parryi P. H. Raven 1959-5-18 14246 Riverside 0.9 mi S of Mountain Center on road to Aguanga Comment
Read comments
Jun 9 2012
  SEINET5641185 Image available Nolina parryi Wendy C. Hodgson, Andrew Salywon, Liz Slauson, Brandi Eide 2013-6-14 28524 Riverside Santa Rosa Mountains, off of highway 74 south of Palm Desert. 1236 Comment
  UCR24197  Nolina parryi John C. Roos, Lucille Roos 1949-4-23 4282 Riverside Sonoran (Colorado) Desert, Eagle Mtns., Munsen Canyon Comment
  CAS-BOT-BC71166  Notholaena californica Eliz. Parsons Hawver 1917-4-1 s.n. Riverside Palm Springs Comment
  UCSB38719  Notholaena californica Cowan, Clark 1978-4-23 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon 570 Comment
  CLARK-A1528-35  Notholaena newberryi John C. Roos, Lucille Roos 1951-10-27 5348 Riverside Riverside 304 Comment
  CAS-BOT-BC171495  Oenothera californica Roxana S. Ferris; Ruth P. Rossbach 1938-5-20 9666 Riverside Between Riverside and Ontario Comment
  CSUSB200  Oenothera californica Robin Maetche, Jim Hearne, Geoffrey Matthews 1971-5-19 Riverside 5 miles south of Idyllwild. Comment
  RSA0113587  Oenothera claviformis Henry J. Ramsey, Henry J. Ramsey 1940-4-14 1991 Riverside 50 miles north of Blythe, Colorado Desert. Comment
  CLARK-A1528-3349  Oenothera deltoides John C. Roos 1966-3-12 Riverside Indio Comment
  OBI26117  Oenothera deltoides David J. Keil 1976-12-12 11918 Riverside Along I-10, 37 mi E of Chiriaco Summit Comment
  RSA264557  Oenothera deltoides subsp. deltoides C. W. Tilforth, J. Dourley, Walter Wisura 1977-5-19 1321 Riverside Colorado Desert. 2 miles south of Rice and Highway 62 along Blythe-Rice Road, between Arica Mtns & Rice Valley. 244 Comment
  UCR1500  Oenothera elata Donna Lee Hobbs 1962-4-29 4-29-62- 01 Riverside 5 mi. north of Rainbow on Hwy 395 [now Interstate Hwy 215] Comment
  RSA0107429  Olneya tesota Duncan S. Bell 2009-8-15 419 Riverside Northwest of the Arica Mountains. 300 Comment
  CAS-BOT-BC227102  Oncosiphon piluliferum R. E. Riefner, Jr. 2011-5-31 11 -61 Riverside French Valley, immediately NE of Hwy 79 and the intersection with Algarve Ave. 415 Comment
  CAS-BOT-BC227272  Oncosiphon piluliferum A. C. Sanders; John F. Green 2012-3-26 39992 Riverside Peninsular Range; Santa Ana Mtns. Area: Temescal Canyon, De Palma Rd. near Indian Truck Trail, west of Lee (Corona) Lake near edge of a commercial development 363 Comment
  SEINET5497541 Image available Oncosiphon piluliferum Andrew C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24210 Riverside Perris-Aguanga region; Moreno Valley, along I-215 just south of the March Field Museum, 0.7 mi. south of Van Buren Blvd. 465 Comment
  UC1929313  Oncosiphon piluliferum Scott D. White, Justin Wood 2008-5-1 11925 Riverside Perris Basin; I-215 freeway corridor, between freeway and frontage road, S of Scott Rd. 470 Comment
  UCR154611  Oncosiphon piluliferum A. C. Sanders, T. B. Salvato 2005-5-17 30239 Riverside Perris Basin, San Jacinto Valley, Gilman Springs Rd. at Quail Lake Golf Course 439 Comment
  RSA500567  Opuntia basilaris Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3852 Riverside Vail lake area, sedimentary hills at NW end of lake at E end of Oak Mtn, N of Wilson Creek. 488 Comment
  UCR178139  Opuntia basilaris Tracy Tennant 1998-4-30 MOR- 069 Riverside San Bernardino Mtns., Morongo Indian Reservation, hills west of the mouth of Potrero Canyon, 0.2 mi. NE of hill 3030 854 Comment
  CAS-BOT-BC58052  Opuntia basilaris var. basilaris Catherine A. Toschi 1963-4-12 63 :128 Riverside Field redacted by CAS, contact the data manager for more information 304 Comment
  UC403457  Opuntia chlorotica Munz and Johnston 1922-5-20 5571 Riverside near Kenworthy (mouth of creek, coastal drainage of mts.); San Jacinto Mountains, Thomas Valley, Pipe Creek 1371 Comment
Read comments
Mar 13 2011
  UCR94058  Opuntia chlorotica Scott D. White, D. Haselfeld 1996-7-2 4268 Riverside San Jacinto/Santa Rosa Mtns, Pinyon Flat area, north of Hwy 74, c. 10 road mi east of junction with Hwy 371, west-facing slope of Sugarloaf Mountain and adjacent valley 1402 Comment
  UCR42625  Opuntia littoralis A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-19 6456 Riverside Peninsular Range, Juniper savannah along Cajalco Road on the south side of Lake Mathews, 1.8 mi west of junction with El Sobrante Road 457 Comment
  POM288042D  Opuntia phaeacantha David Griffiths 1906-1 8292 Riverside Banning. Comment
  POM288145B  Opuntia phaeacantha David Griffiths 1909-5-10 9675 Riverside Banning. Comment
  CAS-BOT-BC56231  Opuntia polyacantha var. erinacea C. B. Wolf; P. C. Everett 1938-9-29 9460 Riverside Field redacted by CAS, contact the data manager for more information 1219 Comment
  RSA594513  Opuntia vaseyi D. L. Banks, Rashmi Pant 1996-5-13 1018 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Approximately 2.1 km E of the Dripping Springs Guard Station, S of the junction between the Vail Lake Marina Road and Hwy. 79,, just S of the Cleveland National Forest Boundary. 396 Comment
  HSC84099  Orcuttia californica R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. W. Lathrop 1975-8-29 47312 Riverside Rancho California, Mesa de Burro. Santa Rosa Plateau 610 Comment
  UC469006  Oreostemma alpigenum var. andersonii F. M. Reed 1908-7-10 2532 Riverside Round Valley San Jacinto Mountains 2743 Comment
  UC887977  Orobanche bulbosa P. A. Munz and I. M. Johnston 1922-5-19 5330 Riverside 5 mi ne of Murietta 457 Comment
  SD103331  Orobanche californica subsp. feudgei W. P. Armstrong 1979-6-23 Riverside Bautista Canyon Road, ca. 6.0 miles northwest of junction with Highway 371. 1219 Comment
  JEPS11649  Orobanche cooperi Marjorie D. Clary 1932-3-23 1679 Riverside 8 mi sw of Coachella (Colorado Desert, Santa Rosa Mountains); Colorado Desert, Santa Rosa Mountains 152 Comment
  RSA516904  Orobanche cooperi Steve Boyd, Orlando Mistretta 1986-3-13 1427 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
  RSA0066570  Orobanche cooperi subsp. cooperi M. Pijoan 1927-4-9 s.n. Riverside Deep Canyon east of Palm Springs. Comment
  SEINET3129689  Oryzopsis hymenoides S. B. Parish 1907-4-24 6143 Riverside Western border of the Colorado desert 450 Comment
  CAS-BOT-BC355749  Osmadenia tenella Steve Boyd 1986-5-7 1826 Riverside Alberhill Mountain: Lower slopes of south flank, just E of claymine area Comment
  SBBG122772  Osmadenia tenella A. Parikh 1990-4-26 157 Riverside S of Crown Valley, E of Rawson Cyn, 1.1 km SSW of jct of Crown Valley Rd and Rawson Rd 642 Comment
  SDSU4804  Osmadenia tenella H. Wedberg 1994-5-23 936 Riverside 4.8 miles from Hwy. 395 at Rainbow, on road to Santa Margarita River and Temecula Canyon. 366 Comment
  RSA508015  Osmorhiza brachypoda Steve Boyd, C. Boyd, Kyle Boyd, R. Noyes, L. Arnseth 1988-5-28 2293 Riverside Cahuilla Mountain, west of Anza, along hiking trail, mostly along the crest. 1500 Comment
  RSA612808  Osmorhiza brachypoda D. L. Banks 1997-3-1 1361 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Pechanga Creek, east of the ''Fiesta Grounds'' to the spring on the northern fork of Pechanga Creek at the eastern end of the Reservation. 423 Comment
  UC1979671  Osmorhiza brachypoda Darin L. Banks, Steve Boyd 1995-3-30 113 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., W of the Dripping Springs Alcove, E of the Woodchuck Trail. Comment
  POM48933  Oxytheca trilobata P. A. Munz, I. M. Johnston 1924-7-29 8857 Riverside On roadside near Poppet Flat. 1220 Comment
  RSA612362  Paeonia californica D. L. Banks, Joe Moreno 1997-2-5 1260 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., Including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  CAS-BOT-BC327909  Palafoxia arida F. H. Billings 1926-2-6 20 Riverside Palm Springs Comment
  SBBG104169  Palafoxia arida E. R. Blakley 1993-5-20 7566 Riverside W of rdside rest area at jct of Interstate 10 and rd S to Wyles Well, ca. 15 mi W of city of Blythe Comment
  SEINET2053886 Image available Palafoxia arida B. Pitzer 1998-1-24 3402 Riverside N foot of Chuckwalla Mts., Eagle Mt Rd, S side of Hwy I-10, 0.8 mi S of Hwy at powerline road and wash directly S of road. 499 Comment
  UCD134866  Palafoxia arida Dan Axelrod 1932-3-20 s.n. Riverside 8 mi. east of Oasis on Jones Ranch. Comment
  JEPS20307  Palafoxia arida var. arida Lewis S. Rose 1957-1-3 57009 Riverside La Quinta 15 Comment
  POM363751  Palafoxia arida var. arida Elbert Benjamine 1929-4-7 151 Riverside Palm Springs. Comment
  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
  UC565486  Palafoxia arida var. arida H. L. Mason 1928-3-10 4189 Riverside Whitewater River Comment
  RSA92216  Palafoxia arida var. arida F. W. Peirson 1924-12-30 5426 Riverside Thousand Palms Canyon, Coachella Valley. 122 Comment
  SEINET11810388  Palafoxia linearis J. F. Bright, Wyman, C. 1933-1 8069 Riverside near Palm Springs Comment
  UCR2624  Panicum capillare F. M. Reed 1903-12-18 416 Riverside Riverside, Box Springs Mtns. foothills, natural bridge, Little Arroyo. (E edge of town near Tequesquite Arroyo and Chicago Ave., 'Little Arroyo' evidently drained into Arroyo T. from the N a short distance west of Chicago Ave.- notes by A. Sanders, 1993) 293 Comment
  VVC1448  Panicum capillare A. C. Sanders, J. Mac 1996-11-23 19662 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
  CLARK-A1528-4784  Panicum hirticaule John C. Roos 1965-9-5 Riverside Comment
  CAS-BOT-BC253899  Panicum urvilleanum John Thomas Howell 1928-3-11 3442 Riverside 6 miles SE of Garnet Station, Coachella Valley, Colorado Desert 152 Comment
  UCR229508  Panicum urvilleanum Ginny Short 2011-3-26 s.n. Riverside Sonoran (Colorado) Desert, Thousand Palms Canyon Rd., c. 9 miles due east of Cathedral City 183 Comment
  RSA525251  Papaver californicum Steve Boyd, Tim S. Ross 1990-5-11 4629 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  SD186275  Papaver californicum F. C. Vasek 1978-5-6 Riverside San Jacinto Mountains; Bautista Canyon, ca. 4.0 miles by road, southsoutheast of Valle Vista. 671 Comment
  CLARK-A1528-4391  Parietaria floridana John C. Roos 1937-2-21 1310 Riverside La Sierra Comment
  RSA0020380  Parietaria hespera Duncan S. Bell, Keir Morse 2013-3-30 4661 Riverside A small hidden spring in an unnamed canyon to the east of Snow Canyon, about 1.8 air miles southwest of Windy Point. 482 Comment
  UCR126369  Parietaria hespera var. californica A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 677 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  CAS-BOT-BC413395  Parietaria hespera var. hespera Walter W. Zabriskie 1973-2-21 124 Riverside Pipistrelle Canyon, Deep Canyon drainage, N slope Santa Rosa Mtns. 426 Comment
  UCSB2978  Parkinsonia microphylla Leeuwen, Henry 1957-4-13 Riverside next to U.S. 60 near juncture with Cal. 195 Comment
  UCR277608  Pectis papposa Aaron C. Sedgwick, Joella Adkins 2012-10-24 150 Riverside Sonoran (Colorado) Desert, on Wileys Well Road, c. 2.5 miles south of the Bradshaw Trail intersection, in a large wash 100 ft. west of the road 213 Comment
  RSA644211  Pectis papposa var. papposa V. W. Steinmann 1999-10-26 1417 Riverside foothills of the Chuckwalla Mountains, open desert ca. 2 km south of Desert Center. 325 Comment
  UCR234242  Pectocarya anisocarpa A. C. Sanders, T. B. Salvato 2012-4-27 40088 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. near I-15 crossing and mouth of Mayhew Cyn. 314 Comment
  OBI20878  Pectocarya heterocarpa Robert F. Hoover 1969-4-11 11213 Riverside Mouth of Morongo Valley Cyn Comment
  RSA543183  Pectocarya heterocarpa Steve Boyd 1991-3-17 5476 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  RSA777767  Pectocarya heterocarpa Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 979 Riverside Road to Priest's Well, east side of Arica Mountains 488 Comment
  UCR89710  Pectocarya heterocarpa J. M. Stewart 1991-4-7 777 Riverside Sonoran (Colorado) Desert, Pinto Wash south of Joshua Tree National Monument, Eagle Mountains Comment
  RSA716430  Pectocarya linearis Scott D. White 2006-4-27 11316 Riverside Santa Rosa Hills, S. of Hemet. 549 Comment
  RSA776274  Pectocarya penicillata Thomas Stoughton, Chrsiti Gabriel, Stephanie Rockwood 2011-3-29 895 Riverside Haugen Lehmann exit, Pacific Crest Trail up into canyon east of Cottonwood Canyon 610 Comment
  CAS-BOT-BC169709  Pectocarya peninsularis R. F. Hoover 1969-4-11 11213 Riverside Mouth of Morongo Valley Canyon Comment
  SBBG6315  Pectocarya platycarpa C. H. Muller 1952-4-6 9505 Riverside 2 mi E of Shavers Summit, E of S gate to Joshua Tree Nat Monument Comment
  RSA501080  Pectocarya recurvata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3198 Riverside Vail Lake Area, W end of bench on S flank of Oak Mt. 518 Comment
  JOTR00902  Pectocarya recurvata Sipe, Frank 1958-3-7 248 Riverside Joshua Tree National Park. NORTH OF CHOLLA PATCH Comment
  SEINET7042768  Pectocarya recurvata W. P. Vestal, A. G. Vestal 1955-3-25 s.n. Riverside South end of Buck Road, northeast of Long Valley, south southeast of Winchester. Comment
  CLARK-A1528-37  Pellaea andromedifolia E. Kozloff 1938-1-9 Riverside Corona Comment
  JOTR30782  Pellaea mucronata var. mucronata La Doux, Tasha, Erin Babich 2007-4-18 1515 Riverside Joshua Tree National Park. About .5 mile southeast of Lost Horse Ranger Station, at the west edge of Lost Horse Valley 1278 Comment
  RSA770702  Pellaea mucronata var. mucronata Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4804 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  CAS-BOT-BC310321  Pennisetum setaceum Duncan S. Bell; John Anderson; Keir Morse 2012-11-11 4380 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region: Mecca Hills: upper branch of Hidden Spring Canyon, approximately 0.6 air mile southeast of Hidden Spring and 0.6 air mile south of The Grotto 250 Comment
  RSA679101  Penstemon californicus Mark A. Elvin, Victoria Jotikasthira, Ron Wetherford, Jason Wetherford 1996-5-10 171 Riverside San Bernardino National Forest. [Garner Valley, San Jacinto Mtns]. 1372 Comment
Read comments
Dec 7 2007
  UCR189578  Penstemon californicus Amy Rowland 2006-6-9 095 Riverside Peninsular Range- San Jacinto Mountains, Garner Valley; c. 1 mi east of Hwy 74, 0.3 mi south of Fobes Ranch Rd. 1382 Comment
  POM11255  Penstemon centranthifolius Philip A. Munz 1922-6-27 5847 Riverside Santa Rosa Mountains, Santa Rosa. 1982 Comment
  POM307271  Penstemon clevelandii subsp. connatus Henry J. Ramsey 1937-5-30 2100 Riverside Santa Rosa Mountains. Comment
  RSA0006116  Penstemon clevelandii subsp. mohavensis M. French Gilman 1926-5-9 A 2 Riverside Keyes [Keys] Ranch, southern edge of Mohave Desert. Comment
  RSA0014856  Penstemon rostriflorus Philip A. Munz 1922-7-6 6007 Riverside Trail from Valley to Tahquitz Valley. 2134 Comment
  UCR93812  Penstemon spectabilis P. J. MacKay 1996-6-15 008 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  NY661194  Penstemon spectabilis var. spectabilis F. W. Pennell 1940-4-28 25279 Riverside Route 74, 7-8 miles east of Hemet 548.6 Comment
  RSA0070920  Pentagramma maxonii Norman C. Cooper 1944-4-8 1085 Riverside Andreas Canyon. 457 Comment
  RSA687426  Pentagramma triangularis Norman C. Cooper 1944-4-8 1085 Riverside Andreas Canyon 457 Comment
  UCR91555  Pentagramma triangularis subsp. maxonii A. C. Sanders, G. K. Helmkamp, L. Lubinsky, C. L. Sanders 1995-1-29 15898 Riverside San Jacinto Mtns/Colorado Desert, Chino Canyon near Palm Springs, 1.8 mi above Palm Canyon Rd (Hwy111) on the rd to the tram station, vicinity of the upper end of the flood control dike 428 Comment
  UCR216201  Peritoma arborea Tasha La Doux, Jim Andre 2009-2-28 350 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park, SE Little San Bernardino Mountains, along Berdoo Canyon Rd (dirt), c. 0.8 mi. north of JTNP boundary, c. 3 miles north of Dillon Road 632 Comment
  CAS-BOT-BC355986  Perityle emoryi Carl B. Wolf 1932-4-27 3050 Riverside Colorado Desert. 1 mi. off Mecca - Blythe Road. Lower end of Lost Palms Canyon at 1st. rocky hills 243 Comment
  CAS-BOT-BC356000  Perityle emoryi Lewis S. Rose 1935-12-23 35687 Riverside Colorado Desert. Above Deep Canyon, San Jacinto Mts., 13 mi. S. of Cathedral City 609 Comment
  JOTR35343  Perityle emoryi Harding, Mitzi, Mark Wheeler 2012-2-28 110 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; steep-walled, shallow, north-flowing canyon with rocky wash bottom (Stop 4) 361 Comment
  RSA0042441  Perityle emoryi Deidre Conocchioli, Duncan S. Bell 2014-3-4 147 Riverside 1.3 miles down dirt BLM road from paved 58th Avenue; 4WD road south of Lake Cahuila and La Quinta. Just northeast of mouth of Devil Canyon, east side of Santa Rosa Mountains, west edge of Coachella Valley 37 Comment
  UCR97633  Perityle emoryi John Wear, N. Moorhatch 1997-3-13 s.n. Riverside San Jacinto Mtns. / Coachella Valley, S of Chino Canyon, at NW end of Palm Springs. 350 Comment
  UCSB24317  Perityle emoryi Shaw, Merrilee 1964-4-5 Riverside Wash, box canyon; State Highway 195, 7.3 miles northeast of junction with State Highway 111 at Mecca 106 Comment
  CAS-BOT-BC167774  Petalonyx thurberi L. R. Abrams 1926-3-26 11106 Riverside Between Edom and Garnet east of San Gorgonio Pass 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
  LA49854  Petalonyx thurberi subsp. thurberi Victor Duran; 1933-7-3 3500 Riverside Coachella Valley, Deep Canyon 243 Comment
  UC578666  Petalonyx thurberi subsp. thurberi H. S. Yates 1937-6-27 6726 Riverside mouth of Deep Canyon Colorado Desert, Thermal Quad., Deep Canyon 304 Comment
  POM13423  Petunia parviflora Philip A. Munz, I. M. Johnston 1922-5-5 5156 Riverside Mystic Lake, near Moreno. Comment
Read comments
Mar 20 2011
  UCR20986  Petunia parviflora A. C. Sanders, Steve Boyd 1980-5-19 1478 Riverside San Jacinto Valley, San Jacinto River c. 1.5 miles west of Lakeview on the Ramona Expressway 427 Comment
  UC91062  Peucephyllum schottii S. B. and W. F. Parish 1882-4-1 Riverside Morongo Comment
  POM48138  Phacelia ambigua E. E. Schellenger 1920-05 s.n. Riverside Canyon east of Coachella, Colorado Desert. Comment
Read comments
Jun 15 2012
  RSA342253  Phacelia ambigua Robert F. Thorne 1963-3-29 32368 Riverside 5 miles E of Mecca, Mecca Hills. 152 Comment
  UCR224439  Phacelia ambigua var. minutiflora Dave Silverman 2010-3-30 8062 Riverside Sonoran (Colorado) Desert, lower east flank of southern McCoy Mountains, 1.8 km W of Black Creek Rd, 7.0 km E of McCoy Peak, and 4.4 km north of I-10 183 Comment
  RSA4951  Phacelia campanularia Carl B. Wolf 1932-4-27 3047 Riverside Colorado Desert, lower end of Lost Palm Canyon, at 1st rocky hills, 1mi off the Mecca-Blythe Road. 244 Comment
  SD119898  Phacelia campanularia Louis B. Ziegler 1973-5-2 508 Riverside Desert slopes of San Jacinto Mountains near Hwy #74, Ao to 1 mile below Pinyon Flats 1189 Comment
  JEPS119490  Phacelia campanularia subsp. campanularia Clark Cowan 1978-4-23 1172 Riverside ESE slope above San Jacinto tramway parking lot, Chino Canyon. Comment
  JEPS2212  Phacelia campanularia subsp. campanularia Marjorie Clary March, 1929 18 Riverside Whitewater Canyon Comment
  UC519860  Phacelia campanularia subsp. vasiformis N. Dunn and A. M. Martin Mar 26 1932-Mar 27 1932 Riverside Cottonwood Spring Comment
  RSA0028788  Phacelia campanularia subsp. vasiformis N. C. Cooper 1944-3-25 995 Riverside Morongo Pass. 457 Comment
  CAS-BOT-BC133956  Phacelia cicutaria Milo S. Baker 1928-4-3 2834 b Riverside Tahquitz canon near Palm Sps. Comment
  SD244170  Phacelia cicutaria var. hispida A. C. Sanders, Timothy W. Chumley 2013-4-2 40757 Riverside Peninsular Range: Temescal Canyon between Horsethief Canyon Road and Hostettler Road, south of I-15 Fwy, SE of Corona (Lee) Lake (Alberhill 7.5'Q) 405 Comment
  UCR174174  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32594 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
  UCR225710  Phacelia cicutaria var. hispida A. C. Sanders 2011-3-30 38917 Riverside Peninsular Range; SE edge Gavilan Hills, along north side of Hwy 74 at Riverside Street, just outside city limits of Lake Elsinore 479 Comment
  UCR37441  Phacelia ciliata Steve Boyd 1981-4-15 s.n. Riverside Gavilan Hills area, south of Lake Matthews Comment
  SD146240  Phacelia crenulata A. C. Sanders, T. B. Salvato and Mitch Provance 2000-4-25 23363 Riverside East side of the Coachella Canal between I-10 and Ave. 56 (Airport Rd.), 3.0 miles east of Thermal. 14 Comment
  SD21521  Phacelia crenulata var. ambigua Frank F. Gander 1938-5-21 5764 Riverside Shaver's Summit Comment
  UCR214277  Phacelia crenulata var. ambigua A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37480 Riverside Sonoran (Colorado) Desert, SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak 244 Comment
  SDSU6595  Phacelia crenulata var. minutiflora Joanie M. Wojtan, Bio 596 class. 1992-4-5 5 IV92B Riverside Collected next to Box Canyon Road, ca. 6.7 northeast of Hwy. 111. 480 Comment
  UC64055  Phacelia curvipes H. M. Hall May 1899 1170 Riverside El Toro Peak San Jacinto Mountains 2133 Comment
  UCR80792  Phacelia davidsonii Scott D. White 1993-5-29 1445 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  HSC13742  Phacelia distans D. W. Snell 1964-3-26 18 Riverside 1.5 mi. E of Hwy. 79, 5 mi. S of Hemet. Comment
  JOTR16722  Phacelia distans Moore, Sue 1968-5-6 5 /6/1968 Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  RSA516422  Phacelia distans Walter Wisura, Bart O'Brien, T. Hayduk 1990-5-2 4429 Riverside Ortega Hwy. below switchbacks, near Lake Elsinor. Comment
  UC1979613  Phacelia distans D. L Banks, Steve Boyd 1995-5-3 0187 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
  UCR268945  Phacelia distans Jim Andre 2015-3-2 31360 Riverside Mojave Desert, along Kolbe Road, northwest end of Coachella Valley at foot of Little San Bernardino Mountains, 0.2 mi west of intersection between Hwy 62 and Indian Avenue, road to Desert Hot Springs, 2.3 mi south of San Bernardino Co. line 529 Comment
  SD72110  Phacelia imbricata subsp. patula John Thomas Howell 1927-8-2 2915 Riverside Idyllwild, Strawberry Valley, Mt. San Jacinto. Comment
  POM13245  Phacelia minor P. A. Munz, I. M. Johnston 1922-5-19 5356 Riverside 5 miles NE of Murietta. 457 Comment
  RSA428088  Phacelia minor N. C. Cooper 1944-6-24 2020 Riverside Elsinore Mtns, Riverside county. Alt 3500ft. 1067 Comment
  RSA496139  Phacelia minor Steve Boyd, L. Arnseth, Tim Ross 1989-3-19 3026 Riverside Vail Lake area,1 mile W of Lake 610 Comment
  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
  JEPS1166  Phacelia mutabilis W. L. Jepson 1903-8-8 2309 Riverside Tauquitz Valley San Jacinto Mts. 2438 Comment
Read comments
Jul 6 2010
  POM12656  Phacelia mutabilis P. A. Munz 1922-9-7 6402 Riverside Tamarack Valley 2805 Comment
  RSA485840  Phacelia neglecta T. S. Elias 1988-2-26 10690 Riverside Northeastern section of Eagle Mtns east of Joshua Tree National Monument; growing in flat rocky area adjacent to boundary of Joshua Tree National Monument. Comment
  UCSB10392  Phacelia parryi Yokoyama, Howard 1953-3-21 Riverside 9 miles east of Indio Comment
  UCR33521  Phacelia pedicellata Faulkner 1978-4-28 517 Riverside Eastern Colorado Desert, West Riverside Mountains, 9 mi. [SW] of Vidal 457 Comment
  UC64049  Phacelia ramosissima var. latifolia H. M. Hall June, 1901 2284 Riverside in vicinity of Strawberry Valley San Jacinto Mountains 1600 Comment
  POM9101  Phacelia stellaris P. A. Munz, R. D. Harwood 1920-5-5 3834 Riverside Near Wineville. 305 Comment
  RSA0093148  Phacelia umbrosa T. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3708 Riverside San Jacinto Mountains: San Jacinto River Canyon, along south Fork Trail c. halfway between Hwy 74 and the bottom of the canyon. 1110 Comment
  RSA0057659  Philadelphus microphyllus var. stramineus P. A. Munz, I. M. Johnston 1924-7-27 8738 Riverside Dark Canyon, San Jacinto Mountains. 2287 Comment
  OBI6097  Phleum alpinum Carl B. Wolf 1932-8-5 3956 Riverside San Jacinto Mts 1st Real, wet meadow on trl from Tahquitz Valley to San Jacinto Peak 2743 Comment
  UC489279  Phleum alpinum C. V. Meyer 1928-7-26 538 Riverside Deer Springs San Jacinto Mt.; , Deer Springs 2743 Comment
  UCR2663  Phleum pratense F. M. Reed 1903-12-10 224 Riverside San Bernardino Valley/Upper Santa Ana River region, Riverside, Terraces Ranch [547 Chicago Ave., near Arroyo Tequesquite] 305 Comment
  UCR69908  Phoenix canariensis A. C. Sanders 1991-7-19 11152 Riverside Peninsular Range, Murrieta Hot Springs, large vernal pool on the south side of Murrieta Hot Springs Road, east of Via Princesa & north of Calle del Lago 348 Comment
  UC669279  Pholistoma membranaceum Annie M. Alexander and Louise Kellogg 1941-2-28 1880 Riverside Andreas Canyon e. slope San Jacinto Mts., Andreas Canyon 350 Comment
  LA209833  Phoradendron californicum F. R. Fosberg; 1932-3-13 8089 Riverside Coachella Valley, Thousand Palms Canyon Comment
  RSA777785  Phoradendron californicum Jim Andre 2011-2-9 15909 Riverside Mecca Hills; along Box Canyon Road at upper end of gorge, approx. 6 miles SSE of Jct. with I-10, approx. 12 miles west of Chiraco Summit 284 Comment
  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
  UCSB10620  Phoradendron californicum Gill, Robert 1960-3-23 Riverside Snow canyon, near end of road; Jan Jacinto Mountain range, Colorado Desert 533 Comment
  UCSB1315  Phoradendron californicum Sturdy, C. 1957-4-21 Riverside 10 mi East of Coachella on route 60 60 Comment
  RSA19416  Physalis crassifolia I. W. Clokey 1935-4-17 6881 Riverside Cottonwood Springs. Comment
  UCR116605  Physalis crassifolia A. C. Sanders 2001-4-8 23980 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
  RSA0048541  Physalis crassifolia A. Lee Haines 1974-4-8 s.n. Riverside North side of Orocopia Mts. 396 Comment
  UCR144084  Physalis philadelphica Scott D. White 1998-9-4 7122 Riverside San Gorgonio Pass, Beaumont, 'Oak Valley Golf Course 793 Comment
  JOTR32857  Physaria tenella La Doux, Tasha, E. Babich 2008-3-5 3007 Riverside Joshua Tree National Park. southeastern Hexie Mountains, near Smoke Tree Wash along Rte 11 Comment
  RSA0031608  Pinus contorta subsp. murrayana Rudolf Schmid, Mena Schmid 2009-5-3 2009 -7 Riverside San Jacinto Mtns., Tahquitz Peak. Just right (as ascending) of South Ridge Trail to Tahquitz Peak. 2628 Comment
  JEPS46821  Pinus flexilis Jepson and Hall 1901-1 Riverside Santa Rosa Peak Comment
  UC1600396  Pinus flexilis H. M. Hall 2577 Riverside Top of San Jacinto Peak Comment
  SD229025  Pinus jeffreyi Dick Schwenkmeyer 2012-9-20 841 Riverside Taquitz Valley Camp, 2.5 mi. east (via trail) of Humber Park, Idyllwild. 2502 Comment
  UCR89896  Pinus jeffreyi A. C. Sanders 1995-11-26 17924 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  UCSB82  Pinus lambertiana Waian, Lee 1960-5-14 Riverside At the top of Black Mtn. at the Black Mtn. campground; San Jacinto Mtns., about 15 miles from Banning on road to Idyllwild 2133 Comment
  UCSB6941  Pinus ponderosa J. Haller 1950-5-20 6 Riverside PARKING AREA AT FOOT OF SAN JACINTO PEAK TRAIL UPPER STRAWBERRY VALLEY 1767 Comment
  UC527400  Pinus quadrifolia B. D. Stark 1931-8-29 2448 Riverside Vandeventer Flat San Jacinto Mts. 1371 Comment
  CAS-BOT-BC136578  Piperia leptopetala Samuel B. Parish 1880-7-1 669 Riverside Field redacted by CAS, contact the data manager for more information Comment
  UCR98064  Pistacia atlantica A. C. Sanders 1997-3-1 19727 Riverside Riverside: E side of University of California campus. 335 Comment
  SEINET1909857  Plagiobothrys canescens A. C. Sanders, J. C. Lyman 1995-1 16560 Riverside Glen Avon; Sand dune area on N. Slope of Jurupa Jills (draining toward Fontana), Pyrite St. Canyon (Fontana 7.5 Q.) Comment
  UCR177420  Plagiobothrys canescens Scott D. White, Michael Honer 2003-4-4 8944 Riverside Peninsular Ranges; Perris-Aguanga Basin, Temescal Canyon, dissected bajada bench, below and east of Horsethief Canyon, immediately south of I-15 Fwy 427 Comment
  SDSU18963  Plagiobothrys canescens var. canescens C. Matt Guilliams, Jeannine Ross 2008-3-12 534 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. 436 Comment
  UCR225509  Plagiobothrys collinus A. C. Sanders 2011-3-29 38862 Riverside Peninsular Range; Perris-Aguanga Basin Region, hills between Sun City and Perris, low hilltop along powerline corridor c. 1/2 mile west of Goetz Rd., west of Alabaster Loop, above the San Jacinto River upstream of Railroad Canyon Lake 451 Comment
  RSA752563  Plagiobothrys leptocladus Justin M. Wood 2009-3-3 329 Riverside Between the cities of Murrieta and Temecula, near the confluence of Warm Springs Creek and Murrieta Creek in a large open flood control field. 341 Comment
  SD137833  Plagiobothrys tenellus Darin L. Banks, Steve Boyd 1995-5-9 407 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north face of Agua Tibia Mountain, The Dorland Mountain area. 733 Comment
  RSA761688  Plantago Shawn Krosnick, C. Martinez, Naomi Fraga, L. McDade 2010-8-14 704 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  RSA556512  Plantago bigelovii subsp. californica Julie Greene 1993-4-10 1155 a Riverside San Jacinto Wildlife Area. Sloping drainage from Davis Road. 436 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
  UC888364  Plantago erecta C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-4-15 4628 A Riverside Gavilan Peak 600 Comment
  UCSB7588  Plantago major Ballard 1954-10-30 Riverside 3 miles south of Men's Reform Institution, Chino 198 Comment
  RSA339066  Plantago ovata var. fastigiata Robert F. Thorne, C. W. Tilforth 1980-5-28 54243 b Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UCR133430  Plantago patagonica Jeffrey Ross, T. Tennant, G. White 1998-5-21 MOR- 204 Riverside San Bernardino Mtns., Morongo Indian Reservation, Hathaway Canyon, c. 0.55 miles of the junction of the lower and upper canyons 1040 Comment
  RSA21483  Plantago purshii var. oblonga Carl B. Wolf 1937-4-5 8418 Riverside San Gorgonio Pass, 1 mi. W. of Whitewater 366 Comment
  UCR120901  Plantago virginica A. C. Sanders 2002-3-20 24897 Riverside Sonoran (Colorado) Desert, Coachella Valley, city of Palm Springs, around offices of Agua Caliente Band of Cahuilla Indians, 650 E Tahquitz Canyon Way at Calle El Segundo 137 Comment
  POM49858  Platanthera leucostachys Philip A. Munz, I. M. Johnston 1924-7-27 8765 Riverside Deer Springs, San Jacinto Mountains. 2500 Comment
  UC489274  Platanthera leucostachys C. V. Meyer 1928-7-24 517 Riverside Idyllwild Falls San Jacinto Mts., Idyllwild Falls 1920 Comment
  CLARK-A1528-698  Platanus racemosa Rand Ch. Isbell 1970-5-14 3 Riverside Box Springs 365 Comment
  RSA180285  Platanus racemosa E. W. Lathrop 1964-5-10 5365 Riverside 10 miles west of Murrieta. 610 Comment
  RSA221057  Platanus racemosa E. W. Lathrop 1966-5-8 6425 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  CSUSB1045  Platystemon californicus P. A. Rauch 1966-4-4 Riverside Box Springs Mountains East slope of Sugarloaf Mountain (Box Springs Mountains). 457 Comment
  LA206261  Platystemon californicus K. Kinsel; 1930-4-17 sn Riverside near Perris Comment
  RSA445709  Platystemon californicus G. R. Johnstone 1934-3-27 18575 Riverside Near Wildomar. Inland route to Temecula. Comment
  RSA445715  Platystemon californicus Frances L. Cramer 1941-5-3 26317 Riverside Joshua Tree National Monument Comment
  UC50129  Platystemon californicus Geo. R. Hall 1901-3-17 Riverside Riverside Comment
  POM128393  Plectritis ciliosa subsp. insignis Thomas Craig 1927-4-23 216 Riverside Glen Ivy. Comment
  POM192667  Pleuraphis rigida Marcus E. Jones 1929-9-16 24755 Riverside East of Desert Center. Comment
  RSA0041455  Pleuraphis rigida Duncan S. Bell, LeRoy Gross 2014-3-20 6278 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  UC38597  Pleuraphis rigida H. M. Hall June, 1901 2118 Riverside eastern base San Jacinto Mountains (along the borders of the Colorado Desert); borders of the Colorado Desert, San Jacinto Mountains Comment
  RSA472097  Pleurocoronis pluriseta Anstruther Davidson 1903-5-3 s.n. Riverside Thermal. Comment
  UC86378  Pleurocoronis pluriseta C. R. Orcutt 1880-1 Riverside Colorado Desert Comment
  UCR113443  Pleurocoronis pluriseta Eugene Cardiff 1968-2-25 s.n. Riverside Western Colorado Desert, Painted Canyon, Mecca Hills 61 Comment
  SEINET10760999  Pleurocoronis pluriseta Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-20 Holmgren 6412 Riverside Big Maria Mountains, 12 airline miles north of downtown Blythe. 290 Comment
  RSA639702  Pluchea odorata Scott D. White 1998-12-2 7199 Riverside Temescal Canyon - Lake Elsinore area. 366 Comment
  CAS-BOT-BC326545  Pluchea sericea H. S. Gentry 1954-7-25 14248 Riverside Aguanga Comment
  CLARK-A1528-5377  Pluchea sericea John C. Roos, Lucille Roos 1951-10-24 5340 Riverside Pedley 228 Comment
  SD137945  Poa annua Darin L. Banks 1995-5-3 257 Riverside Cleveland National Firest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco 512 Comment
  UCR23303  Poa secunda John C. Roos 1952-4-2 5453 Riverside Edgemont, near Box Springs 488 Comment
  UC39727  Poa secunda subsp. secunda H. M. Hall 1899-5-22 1143 Riverside Sacate Verde; San Jacinto Mts 1389 Comment
  POM48845  Polycarpon depressum Charlotte M. Wilder 1905-04 s.n. Riverside Wilder s Canyon, Jurupa Mtns. Comment
Read comments
Aug 29 2009
  RSA0105849  Polycarpon tetraphyllum Alan Romspert 2000-7-26 s.n. Riverside 60 Fwy Bridge and Santa Ana Riverbed transect. Comment
  RSA552688  Polygala cornuta var. fishiae Steve Boyd, Tim S. Ross, Olrando Mistretta 1992-2-26 6696 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  UCR207680  Polygonum argyrocoleon G. R. Ballmer 2006-3-2 s.n. Riverside Sonoran Desert, Coachella Valley, corner of Buchanan St. and Ave. 57 -11 Comment
  POM48737  Polygonum aviculare subsp. aviculare P. A. Munz, I. M. Johnston 1924-7-29 8822 Riverside Banning Idyllwild Road. 945 Comment
  POM319089  Polygonum aviculare subsp. aviculare Patricia Wilder 1971-5-13 4949 Riverside Prado Flood control Basin; along bank at east end of top of Prado Dam. 213 Comment
  JOTR35172  Polygonum aviculare subsp. depressum Harding, Mitzi, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-9-14 160 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam 1301 Comment
  POM224747  Polygonum hydropiperoides P. A. Munz 1935-10-21 14652 Riverside Santa Ana River, below Rincon. 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
  UCR110389  Polygonum lapathifolium A. C. Sanders, Mitch Provance 1999-9-26 23083 Riverside San Jacinto Mountains, McMullen Flat at Valley High County Park, 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road 1183 Comment
  UCR82834  Polygonum lapathifolium A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15812 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  JOTR16788  Polypogon monspeliensis Moore, Sue 1967-5-3 s.n. Riverside Joshua Tree National Park. WHITE TANK 1219 Comment
  SD71771  Polypogon monspeliensis H. V. Witham 1969-7-2 181 Riverside De Luz Creek crossing, 4 mi. N. of De Luz 249 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
  LA204817  Polystichum kruckebergii Lawrence L. Kiefer; 1966-7-24 2281 Riverside San Jacinto Mountains, 0.25 mi NW of the summit of Tahquitz Canyon 2590 Comment
  CAS-BOT-BC102590  Populus fremontii P. A. Munz; L. Street; G. Williams 1919-5-3 2660 Riverside Near Chino, near Santa Ana River Comment
  RSA0106574  Porophyllum gracile Duncan S. Bell 2010-4-2 719 Riverside West side of the Arica Mountians; just below the ridgeline of the range, approx. 2.5 air miles northwest of Priest Well. 560 Comment
  UCD135030  Porophyllum gracile C. L. Hitchcock 1966-3-21 24330 Riverside Mule Mountains, 20 miles southwest of Blythe. Comment
  UCR269203  Porophyllum gracile Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 998 Riverside Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in wash 423 Comment
  UCSB37413  Porophyllum gracile Gordon, Patricia 1980-5-18 Riverside Chuckwalla Mtns., Corn Springs Wash 457 Comment
  JOTR29089  Portulaca halimoides La Doux, Tasha, Bill Truesdell 2003-9-24 1259 Riverside Joshua Tree National Park. Queen Mountains, along trail to Barker Dam 1296 Comment
  UCR202324  Portulaca oleracea Denise Woodard 1998-6-11 s.n. Riverside Sonoran (Colorado) Desert, base of Santa Rosa Mtns. at mouth of Cathedral Canyon, border between Rancho Mirage and Cathedral City, site of proposed Ritz-Carlton Rancho Mirage/ Cathedral Canyon Golf Course 305 Comment
  RSA517268  Portulaca oleracea George K. Helmkamp 1989-9-16 s.n. Riverside S of Ripley at 32nd Str. & Rannells Blvd. 75 Comment
  UCR140652  Potentilla glandulosa Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 11- 78 Riverside San Jacinto Mtns, San Bernardino National Forest, 5 miles north of Idyllwild on Hwy 243, Site L11 1775 Comment
  RSA713904  Potentilla glandulosa subsp. nevadensis E. C. Jaeger 1921-6-24 s.n. Riverside Long Valley Comment
  POM366544  Potentilla glandulosa var. nevadensis M. B. Dunkle 1933-7-22 3747 Riverside Tahquitz Valley. 2317 Comment
  UC415580 Image available Potentilla gracilis var. fastigiata H. E. Hasse 1892-7-1 5696 Riverside Strawberry Valley; ; Strawberry Valley, San Diego Co. [formerly] Comment
Read comments
Dec 11 2006
  UC123561  Potentilla rimicola F. M. Reed 1908-7-15 2529 Riverside summit of Tahquitz San Jacinto Mountains, summit of Tahquitz 2621 Comment
  SBBG16213  Proboscidea althaeifolia L. Rowntree 1937-11-4 Riverside near Corn Springs Comment
  SEINET11132263 Image available Prosopis glandulosa G. B. Grant 1906-5-1 1043 -6721 Riverside Colorado desert at Palm Springs, southern California Comment
  CAS-BOT-BC206976  Prosopis glandulosa var. torreyana Geo. B. Grant 1906-5-1 1043 -6721 Riverside Colorado Desert at Palm Srpings Comment
  CAS-BOT-BC206981  Prosopis glandulosa var. torreyana Roxana S. Ferris 1918-6-19 1006 Riverside In Colorado River bottom at Blythe. Comment
  LA47469  Prosopis glandulosa var. torreyana W. B. Welch; 1928-5-5 sn Riverside Painted Canyon, Colorado Desert Comment
  RSA87021  Prosopis glandulosa var. torreyana F. W. Peirson 1920-6-22 4068 Riverside Temescal Canyon north of Elsinore 290 Comment
  SD211455  Prosopis glandulosa var. torreyana Carolyn Martus, Joseph Betzler, Caesara Brungraber, Lance Woolley 2008-4-15 1216 Riverside 30 miles west of Blythe near Palen Dry Lake. About two miles south, southeast from the north end of Palen Dry Lake. Access the area from the Corn Springs exit from I-10. Comment
  SD229161  Prosopis glandulosa var. torreyana Dick Schwenkmeyer 2012-11-6 874 Riverside West fork of Palm Canyon, Agua Caliente Indian Reservation, 4.7 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 227 Comment
  CAS-BOT-BC151126  Prunus fremontii L. R. Abrams 1926-3-26 11067 Riverside Palm Springs to Palm Canyon Comment
  RSA122704  Prunus ilicifolia Marcus E. Jones 1926-6-20 s.n. Riverside Near Banning. Comment
  RSA659174  Prunus ilicifolia Bob Rogers 1984-4-21 13 Riverside Along trail and bank area on the west side of Strawberry Creek heading upstream. Starting point was 4.9 miles from Cranston ranger station heading East on Hwy. 74. 915 Comment
  SD152758  Prunus ilicifolia Steve Boyd, Tim Ross 1992-5-5 7248 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness area. Isolated grassland area south of Oak Flats, southwest of the Bluewater Trail 730 Comment
  RSA517236  Psathyrotes ramosissima Steve Boyd, Thomas S. Elias, Erika Winter 1986-2-18 1323 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  UC1595718  Psathyrotes ramosissima W. Wisura, J. Dolan, and M. Wall 1992-3-24 4622 Riverside 6.0 mi ne Mecca (on Box Canyon Rd.) Comment
  RSA180326  Pseudognaphalium biolettii E. W. Lathrop 1965-4-4 5620 Riverside 8 miles west of Murrieta Comment
  UC1518844  Pseudognaphalium luteoalbum Robert F. Thorne, Kay L. Wright and Richard K. Benjamin 1982-10-8 55375 Riverside near Whitewater Post Office (between old and new highway bridges and along Whitewater River); San Bernardino Mts., Mouth of Whitewater Canyon, Whitewater 411 Comment
  UCR280932  Pseudognaphalium microcephalum Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-6-5 617- 16 Riverside Temescal Valley, Mayhew Wash, 200 yards E of I-15, N side of Temescal Canyon Rd. 314 Comment
  UCR169163  Pseudotsuga macrocarpa June Latting 1972-5-3 s.n. Riverside San Jacinto Mtns, 1 mile east of Keen Summit, 2.5 miles east of Mountain Center (junction of Calif. Hwy 74 and Calif. Hwy 243), a short distance east of Pasadena YMCA camp on the south side of Calif. Hwy 74 1402 Comment
  RSA563880  Psilocarphus brevissimus A. C. Sanders 1993-5-12 13996 Riverside Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Road, between San Diego Aqueduct and Warren. 457 Comment
  UCR182525  Psilocarphus brevissimus Mitch Provance 2005-5-17 6574 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
  UCR89227  Psilocarphus brevissimus var. brevissimus Scott D. White 1995-9-22 3677 Riverside San Jacinto Valley, March Air Force Base, west of Plummer St. and south of Cactus Ave., 0.7 mile west of 215 Fwy. 460 Comment
  UCR18939  Psoralea californica John C. Roos 1941-5-10 125 Riverside Santa Rosa Mtns, Pinyon Flats Campground 1220 Comment
  CAS-BOT-BC346356  Psorothamnus Annie M. Alexander; Louise Kellogg 1941-5-17 2193 Riverside near Dos Palms Comment
  CAS-BOT-BC354282  Psorothamnus Marcus E. Jones 1926-6-8 s.n. Riverside Whitewater Comment
  CAS-BOT-BC353577  Psorothamnus arborescens var. simplicifolius David Dreyer 1971-4-3 194 Riverside ca. 1 miles south of junction of Highway 62 and Indian Ave., north of Indio Comment
  CAS-BOT-BC353588  Psorothamnus arborescens var. simplicifolius David Dreyer 1970-6-18 173 Riverside about 2 miles south of Palm Springs station Comment
  JOTR29306  Psorothamnus arborescens var. simplicifolius La Doux, Tasha, Mike Bell 2006-5-17 1383 Riverside Joshua Tree National Park. East Deception Canyon Comment
  JEPS41631  Psorothamnus emoryi Mary Beal 1939-10-25 706 Riverside between Whitewater and Indio (Mojave Desert); , betw Whitewater and Indio Comment
  HSC84094  Psorothamnus schottii Aaron Liston, T. S. Elias, O. R. Dorado, S. Zona 1986-11-29 6401 Riverside Road to Painted Canyon, Mecca Hills Comment
  IRVC28835  Psorothamnus schottii Mark A. Elvin 2005-4-26 4224 Riverside Coachella Valley; N of Agua Caliente Indian Reservation; N of Ramon St.; 3km NW of thousand Palms Northern Sonoran Desert 183 Comment
  RSA404254  Psorothamnus schottii Anstruther Davidson 1979-4-4 7690 Riverside Orocopia Mts. Lower End of Box Canyon on Box Canyon Rd., 4.4 mi. E of Mecca. 213 Comment
Read comments
Mar 15 2013
  RSA101226  Psorothamnus spinosus David B. Dunn 1947-7-12 2952 Riverside Pushawalla Canyon, Indio Hills. Comment
  RSA771694  Pterostegia drymarioides Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4690 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65119. 604 Comment
  SD137662  Pterostegia drymarioides Darin L. Banks, Steve Boyd 1995-5-3 229 Riverside 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
  UC1563132  Pterostegia drymarioides Steve Boyd, Tim Ross, and Laurel Arnseth 1989-4-1 3156 Riverside hills just to s.w. of dam Vail Lake area 487 Comment
  UCR116989  Pterostegia drymarioides A. C. Sanders, T. B. Salvato 2001-5-3 24074 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  RSA0114925  Quercus Mitch Provance 2012-9-5 912 -10 Riverside Badlands of Western Riverside County: Potrero Creek, S end of City of Beaumont, E side of Highland Springs Rd., about 100 yards south of intersection with Breckenridge Ave. 755 Comment
  UC1135504  Quercus X acutidens A. Lewis 1934-5-1 439 Riverside 1 mi e Ortega Highway; Cleveland National Forest, Elsinore Quad. 944 Comment
  SD193295  Quercus agrifolia var. agrifolia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31544 Riverside Lower Bautista Canyon, 1.1 mile above Forest Service boundary, 3.2 miles above retention dam at mouth. 744 Comment
  SEINET10622083  Quercus agrifolia var. agrifolia Greg Gust, Leith Nye 2005-3-11 Gust 540 Riverside Lake Elsinore City Limits. Hwy 74 ca. 1 mile W of Lake Elsinore on hill slope pullout river basin. 481 Comment
  SBBG118927  Quercus agrifolia var. oxyadenia R. E. Riefner, A. Sanders 2005-8-12 05 -600 Riverside vicinity of McMullen Flat on SR 243 at Valley Hi County Park; San Jacinto Mtns 1139 Comment
  RSA597052  Quercus berberidifolia D. L. Banks, Lauren Raz 1996-11-5 1165 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, SE of San Gabriel Church; On a newly established firebreak along a E-facing ridge S of the southern fork of Pechanga Creek. 488 Comment
  RSA795820  Quercus berberidifolia C. P. Cowan 1978-4-25 1287 -A Riverside 6.7 (10.7 km) miles SW on 74 from jct. with 71, 4.6 (7.3 km) miles from Lake Elsinore, Santa Ana Mountains, Cleveland National Forest. Whittaker transect #W-229. Comment
  SD136834  Quercus berberidifolia Steve Boyd 1994-10-14 8398 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, San Mateo Canyon, along San Mateo Trail between north branch of Tenaja Trail & Fisherman's Camp, on mesic north-facing slope 427 Comment
  CAS-BOT-BC62437  Quercus chrysolepis Winifern W. Swarth 1914-9-27 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1828 Comment
  UCD170551  Quercus chrysolepis D. O. Burge 2017-5-20 2279 Riverside San Jacinto Mountains, Lake Fulmore area, University of California James Reserve. 1640 Comment
  UCR178147  Quercus chrysolepis Tracy Tennant 1998-3-10 MOR- 1111 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
  UC496520  Quercus cornelius-mulleri Philip A. Munz 1932-10-16 12845 Riverside road from Deep Canyon to Vandeventer Flat; Santa Rosa Mts. 1066 Comment
  SEINET10891639  Quercus dumosa Greg Gust, Leith Nye 2005-3-12 Gust 555 Riverside Cleveland National Forest. Hwy 74 west of lower San Juan Picnic Area at pullout W side of Santa Ana Mountain Range. 495 Comment
  SBBG92531  Quercus engelmannii B. Pitzer 1988-6-8 1045 Riverside Rancho Californica area, avocado grove S of Avenida del Oro, just past Calle Capistrano Comment
  SEINET10622123  Quercus john-tuckeri Greg Gust, Leith Nye 2005-3-11 Gust 547 Riverside Cleveland National Forest. Just off of Hwy 74 opposite El Cariso Campground on washed out forest road. 762 Comment
  POM11520  Quercus kelloggii P. A. Munz 1922-7-2 5943 Riverside Santa Rosa. 1982 Comment
  CAS-BOT-BC134752  Quercus wislizeni H. M. Hall 1898-4-23 3779 Riverside Lyttle Creek Canon [canyon] Comment
  UCR51925  Quercus wislizeni Steve Boyd 1987-11-23 2096 Riverside Perris-Aguanga basin region, Mt. Russell, north of Lake Perris, Moreno Valley. 762 Comment
  UCR262391  Quercus wislizeni var. frutescens Tom Scott 2011-1 2011- 566 Riverside San Bernardino Mtns., south side of mountains in Banning Canyon on USFS road 2S01, c. 5 miles up canyon from locked gate, USFS San Bernardino Nat. Forest 1275 Comment
  HSC92902  Rafinesquia californica Karen Kirtland 1993-4-17 Riverside Hills N of Temecula Comment
  RSA472421  Rafinesquia neomexicana N. C. Cooper 1944-3-25 1038 Riverside Morongo Pass. 457 Comment
  UCR116619  Rafinesquia neomexicana A. C. Sanders 2001-4-8 23975 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
  UCR176923  Rafinesquia neomexicana Mitch Provance, J. S. Ross 1998-3-27 MOR- 941 Riverside San Bernardino Mtns., Morongo Indian Reservation, Lion Canyon, c. 1.2 miles NE of the town of Cabazon 579 Comment
  UCSB9752  Rafinesquia neomexicana Haller, John 1957-3-23 Riverside Morongo Wash, ca. 4.5 road miles N. of U.S. 99, & 3 air miles S of Riverside-San Bernardino Co. line 609 Comment
  UC1930014  Ranunculus californicus Scott D. White, Justin Wood 2008-5-15 12006 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  UCR256900  Ranunculus californicus var. californicus LeRoy Gross, Caitlin Elam 2013-5-14 6072 Riverside Peninsular Range; San Jacinto Mountains, Garner Ranch, east of Lake Hemet and Hwy 74, west of the ranch buildings, north of the road to the buildings, and south of the old landing strip 1332 Comment
  SD244235  Ranunculus muricatus O. F. Clarke 2010-4-16 Riverside Peninsular Range: Riverside; O.F. Clarke residence, 266 Frost Court; east edge of University of California Riverside campus (Riverside East 7.5) 351 Comment
  RSA613313  Raphanus sativus D. L. Banks 1997-3-1 1378 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
  UCR101451  Rhamnus ilicifolia A. C. Sanders, Tracy Tennant, Jeff Ross 1998-8-20 22217 Riverside San Bernardino Mtns., Morongo Indian Reservation, Middle Branch of Millard Canyon 1341 Comment
  UCR202572  Rhamnus tomentella subsp. cuspidata Scott D. White, Justin M. Wood 2008-7-8 12388 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  UCR107749  Rhus aromatica D. L. Banks 1997-5-5 1994 Riverside NW Palomar Mtns, Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pachanga Creek. east of where road crosses to southern bank of south fork of Pechanga Creek. 482 Comment
  UCR527  Rhus aromatica Eugene Cardiff, Ken Smith 1954-4-5 s.n. Riverside Upper Santa Ana River/San Bernardino Valley, Jurupa Mountains, northwest of Riverside 671 Comment
  CAS-BOT-BC167969  Rhus ovata John C. Roos 1950-10-15 5007 Riverside Dry Morongo Canyon about 1 mile S. of Riverside-San Bernardino County line 609 Comment
  UC1130518  Rhus ovata A. Lewis 1933-2-2 151 Riverside Lewis Valley 701 Comment
  UCR241662  Rhus ovata T. B. Salvato, Jeffrey Ross 1998-6-9 MOR- 329 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Lion Canyon up to fork in stream 720 Comment
  RSA495803  Rhus ovata Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2912 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 396 Comment
  RSA403694  Rhus trilobata var. anisophylla M. B. Dunkle 1935-3-31 4441 Riverside Cottonwood Springs. Colorado Desert 701 Comment
  CAS-BOT-BC173141  Ribes indecorum Wesley O. Griesel 1959-3-24 s.n. Riverside Highway 79, 7 miles south of Hemet 609 Comment
  RSA659610  Ribes malvaceum var. viridifolium J. C. Roos 1947-3-15 3341 Riverside Chaparral on a burn. The west face of the San Jacinto Mtns. Comment
  UCR70833  Ribes montigenum E. C. Jaeger 1921-6-19 s.n. Riverside San Jacinto Mtns, Round Valley 2744 Comment
  UC11633  Ribes nevadense H. M. Hall May 1899 Riverside Strawberry Valley San Jacinto Mountains Comment
  UCSB2648  Ribes nevadense Ralph, F. 1959-5-16 Riverside growing near Jolley Springs; on The Devil's Slide Trail; in the Wilderness area of Mt. San Jacinto State Park; San Jacinto Mtns 2133 Comment
  SD229188  Ribes roezlii var. roezlii Dick Schwenkmeyer 2012-4-17 691 Riverside Mt. San Jacinto: Vista Grande, 2 miles south of U.S. Forestry station on Highway 243 north of Idyllwild 1618 Comment
  RSA674804  Robinia pseudoacacia Scott D. White 2001-6-29 8624 -A Riverside Meniffe Valley: About 1.4 air mi SW of the I-215/ Newport Rd. Interchange, northwest of the intersection of HollandRd. and Bradley Rd. 439 Comment
  POM17950  Romneya coulteri P. A. Munz 1923-6-14 7108 Riverside Trail from Glen Ivy to Santiago Peak. 1006 Comment
  UCR89837  Romneya coulteri Scott D. White 1993-5-27 1433 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  SD1956  Rorippa nasturtium-aquaticum Frank Stephens 1926-1 Riverside Aguanga Comment
  POM319683  Rorippa palustris Patricia Wilder 1971-5-13 4929 Riverside Prado Flood Control Basin at base of Prado Dam. Santa Ana River drainage area. 122 Comment
  UCR188895  Rorippa palustris subsp. occidentalis Fred M. Roberts, S. Leatherman 2007-9-19 6587 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  UCR119440  Rorippa sphaerocarpa A. C. Sanders, Mitch Provance 1999-9-26 23096 Riverside San Jacinto Mountains, Lake Hemet, north shore at FS day use area 1323 Comment
  SD229266  Rubus parviflorus Dick Schwenkmeyer 2012-6-27 762 Riverside Strawberry Creek, 1/4 mile northwest of Humber Park, Idyllwild. 1914 Comment
  RSA783814  Rumex acetosella John Olmsted 1958-6-15 174 Riverside San Jacinto River drainage area. Idyllwild School of Music and Arts. In pasture near Strawberry Creek. 1524 Comment
  RSA613324  Rumex hymenosepalus D. L. Banks 1997-3-1 1388 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, west of Pala Road. Reservation lands west of the casino and along Pechanga Creek. 329 Comment
  RSA466123  Rumex salicifolius N. C. Cooper 1949-6-29 4340 Riverside Pine Cove, San Jacinto Mountains. 1829 Comment
  RSA709233  Rumex salicifolius T. B. Salvato 2005-6-23 1296 Riverside Peninsular Range, Temescal Valley: Walker Canyon, 1.5 mi due E of Alberhill, N of Hwy I-15. 412 Comment
  UCR266491  Rumex violascens Mitch Provance, Matt Amalong 2015-4-6 415- 16 Riverside Temecula/Murrieta Region, About 0.5 mile SW of Winchester, along Leon Rd., near its SW corner with Domenigoni Parkway 444 Comment
  UC445  Ruppia cirrhosa A. J. McClatchie May 1892 42 Riverside near Elsinore (Salt Lake); Salt Lake Comment
  JEPS62514  Salazaria mexicana W. L. Jepson 1901-5-22 1383 Riverside Palm Canyon and return to Van Deventer's; Palm Canyon, Van Deventer's 914 Comment
  RSA605176  Salazaria mexicana A. C. Sanders 1995-3-5 15988 Riverside Colorado Desert: Orocopia Mtns, Maniobra Valley, 1.6-3 mi. S of frontage road (old 60) along I-10, S to edge of BLM wilderness. 555 Comment
  CAS-BOT-BC103894  Salix exigua Marian L. Campbell 1921-3-19 36 Riverside Banning Comment
  RSA689522  Salix exigua Scott D. White, Brian Leatherman 2002-6-10 8781 Riverside Whitewater river canyon, ca. 1 mi below trout farm 628 Comment
  UC634546  Salix exigua Margaret Stason 1927-3-12 Riverside Thousand Palms; Colorado Desert Comment
  RSA0010968  Salix exigua var. exigua F. M. Reed 1925-3-17 4952 Riverside Tahquitz Canyon - Palm Springs. Comment
  CAS-BOT-BC108145  Salix gooddingii A. C. Sanders 2004-5-12 27866 Riverside Elsinore Basin Region: Walker Canyon at north foot of Alberhill Mountain, Temescal Creek 377 Comment
  POM2034  Salix gooddingii I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon. 457 Comment
  UC437377  Salix gooddingii Ivan Johnston 1917-4-4 Riverside Palm Canyon 457 Comment
  UC482402  Salix gooddingii Ben L. Clary 1932-4-21 810 Riverside Colorado Desert, Coachella Valley -21 Comment
  RSA0030818  Salix hindsiana var. leucodendroides H. P. Bracelin 1932-4-12 599 Riverside East side of bridge over Santa Ana River, 4.8 km. north of Arlington on road to Pedley, west of Riverside. 240 Comment
  POM319275  Salix laevigata Patricia Wilder 1971-3-20 4909 Riverside Along Santa Ana River at end of Pedley Steet, Norco; south side of river 244 Comment
  RSA192109  Salix laevigata E. W. Lathrop 1960-6-9 4980 Riverside 14 miles west of Murrieta. Comment
  UC2015574  Salix laevigata Scott D. White 1996-2-18 3811 Riverside Perris Basin, Double Butte, NW of Winchester. SE-facing slope of W butte and alluvial soil at base. Comment
  RSA0010974  Salix laevigata H. de Forest 1933-4-16 17607 Riverside Chino Canyon. Colorado Desert Comment
  CAS-BOT-BC126321  Salix sessilifolia Crawford; Johnston 1917-6-9 1244 Riverside Santa Ana River near Corona Comment
  UC23640  Saltugilia australis A. J. McClatchie April 1892 38 Riverside near Elsinore; near Elsinore Comment
  UC908751  Saltugilia australis Frank W. Peirson 1928-4-19 7848 Riverside hills n Elsinore; hills n of Elsinore 457 Comment
  UCR108493  Saltugilia australis A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16183 Riverside Coachella Valley/San Jacinto Mtns. foothills, Chino Canyon near the Palm Springs tram station 793 Comment
  UCR140903  Saltugilia australis Virginia Moran 2003-3-26 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
  POM14051  Saltugilia splendens P. A. Munz, D. D. Keck 1922-4-14 5001 Riverside East of White Water Ranch. 244 Comment
  UC416726  Salvia Fred M. Reed 1908-3-8 2250 Riverside vicinity Riverside (Box Springs Mt.); , Box Springs Mt. Comment
  CHSC89887  Salvia apiana L. P. Janeway 2004-5-8 8076 Riverside Peninsular Ranges. Santa Ana Mountains, Los Alamos Canyon; along Wildomar Road 0.8 km east of its crossing of Los Alamos Creek. 488 Comment
  RSA192106  Salvia apiana E. W. Lathrop 1966-6-9 4952 Riverside 14 miles W of Murrieta. Comment
  UCR103732  Salvia apiana A. C. Sanders 1997-3-19 20030 Riverside Lake Skinner area, S foot of Bachelor Mtn., across the northern arm of the lake from the boat ramp 473 Comment
  CHSC784  Salvia columbariae S. Westerberg 1938-4-1 Riverside Palm Springs. Comment
  HSC14332  Salvia columbariae C. L. Hitchcock 1966-3-15 24155 Riverside 1 mi. E of Glen Ivy Hot Springs Comment
  RSA401491  Salvia columbariae Ora M. Clark 1929-2-22 1582 Riverside E. of Whitewater Comment
  UCR167855  Salvia columbariae T. B. Salvato, Melissa Clemons 2005-6-2 1342 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
  UCSB9265  Salvia columbariae Wedberg, H. 1957-3-23 Riverside Whitewater Canyon Comment
  SEINET10902657  Salvia columbariae A. Evans 1976-4-13 Evans 5189 Riverside Desert canyons of santa rosa mtns. Comment
  RSA0003950  Salvia columbariae var. ziegleri L. B. Ziegler 1964-9-8 s.n. Riverside San Jacinto Mts., north of Kenworthy Ranger Sta., Hemet Valley. 1524 Comment
  UCLA69693  Salvia eremostachya Elizabeth McClintock 1941-5-30 Riverside near Tule Creek; Coyote Canyon Comment
  RSA659478  Salvia greatae J. C. Roos 1958-3-29 s.n. Riverside Salt Creek Wash, 3 miles N of Coachella Canal on E base of Orocopia Mtns. 305 Comment
  SEINET13947460 Image available Salvia greatae Jon M. Stewart 1986-1 86 -8 Riverside South fork of Hidden Spring Canyon, Mecca Hills. (T7S, R10E, SW1/4 of NE1/4 sec. 12) 1000 ft alt. 305 Comment
  RSA543305  Salvia mellifera Steve Boyd 1991-3-17 5491 Riverside Jurupa Hills, N of Glen Avon. Cove on S flank, just W of Soto St. from white limestone outcrops to summit E of Pyrite Canyon. Comment
  UCR120920  Salvia mellifera A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24942 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR127346  Salvia mellifera A. C. Sanders, T. B. Salvato, Mitch Provance 2003-4-4 25850 Riverside San Bernardino/Santa Ana River Valley Region, Jurupa Mtns., hill SW of the Jensen Quarry, NW of Sunnyslope 421 Comment
  UC187491  Salvia pachyphylla A. W. Anthony 1895-7-13 Riverside San Jacinto Mountains 2438 Comment
  UCR16807  Salvia vaseyi B. A. Carlson 1978-4-22 s.n. Riverside Santa Rosa Mtns, 5 mi. south of Palm Desert, east of Hwy 74 488 Comment
  POM88194  Sambucus mexicana P. A. Munz, I. M. Johnston 1924-7-27 8730 Riverside Deer Springs, San Jacinto Mountains 2500 Comment
  RSA562479  Sambucus mexicana Steve Boyd, Timothy S. Ross 1992-5-5 7257 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Oak Flats along Serrano Spring drainage between Lucas Canyon Trail and junction of Bluewater and Verdugo Trails. 732 Comment
  UCR154445  Sambucus mexicana A. C. Sanders, Mike Misenhelter 2005-6-15 30974 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
  RSA0037337  Sambucus mexicana Bob Rogers 1984-4-21 11 Riverside Collected along trail and bank area on the west side of Strawberry Creek heading upstream. Starting point was 4.9 miles from Cranston ranger station heading East on Hwy.74. 914 Comment
  CAS-BOT-BC238850  Sambucus nigra subsp. caerulea A. M. Vollmer; L. Beane 1953-6-29 15 Riverside Below Idylwild [Idyllwild], San Jacinto Mountains Comment
  UCR268291  Sambucus nigra subsp. caerulea Jim Andre 2012-6-15 30530 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  RSA612699  Sanicula arguta D. L. Banks 1997-3-29 1599 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north the Riverside / San Diego County line border., West of the intersection of Magee Truck Trail and Moreno Road including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation. 390 Comment
  RSA359518  Sanicula bipinnatifida Steve Boyd 1986-3-9 1379 Riverside Temescal Canyon: Alberhill Mountain, S slope of mountain just east of claymine area. 427 Comment
  RSA583613  Sanicula crassicaulis Steve Boyd, Darin Banks 1995-3-30 8410 Riverside Agua Tibia Wilderness Area, northern flank of Agua Tibia Mountain at the western edge of the Dripping Springs Alcove in tributary of Kolb Creek just east of the old Woodchuck Truck Trail road grade, just south of the Wilderness boundary. 640 Comment
  UCR34989  Sanicula tuberosa L. B. Ziegler 1970-5-14 403 Riverside San Jacinto Mtns, above Hemet Valley on flat top of Pleistocene alluvium 1585 Comment
  POM12760  Sarcodes sanguinea P. A. Munz 1922-7-6 6024 Riverside Hidden Lake. San Jacinto Mts. 2439 Comment
  UC456155  Sarcodes sanguinea I. J. Condit 1910-6-22 Riverside San Jacinto Mt. 2590 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
  UCR177401  Sarcostemma cynanchoides Marisa Sripracha, K. A. Boyd 2004-3-22 069 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  JOTR30681  Sarcostemma hirtellum Andre, Jim, Tasha La Doux 2008-9-13 10263 Riverside Joshua Tree National Park. Chuckwalla Valley, along Hwy 177 (northwest side), southeast end of Coxcomb Mountains. East boundary of Joshua Tree National Park. 160 Comment
  UCR226768  Sarcostemma hirtellum Jim Andre 2011-2-9 15897 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
  UCR77761  Schinus molle Steve Boyd 1991-9-8 6426 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  SD127570  Schismus arabicus David Charlton 1988-2-18 1192 Riverside Alluvial fan, S side of Little San Bernardino Mtns. Fargo Canyon Road to Cottonwood Wash, S of Joshua Tree National Park, parallel to I-10, 5 mi. E of Jct Dillon Rd. and Fargo Cyn Rd. Comment
  UCR56085  Schismus barbatus J. A. Adams 1966-3-12 451 Riverside Sonoran (Colorado) Desert, Coachella Valley; Hwy 74, 2 mi above Palm Desert 216 Comment
  UCR97484  Schismus barbatus A. C. Sanders 1997-3-1 19705 Riverside Riverside, Box Springs Mtns.: Coyote Hill (Bench Mark 'Versity', 1386 ft.) and ridge S and SE of the UCR Botanic Garden 427 Comment
  SDSU13637  Schoenoplectus americanus W. Miller, C. Mosse 1972-7-11 Riverside Comment
  UCR201873  Schoenoplectus americanus Justin M. Wood 2008-9-22 152 Riverside SW Perris Basin, Temecula/Murrieta Creek, downstream of 1st Street bridge 305 Comment
  UCSB55399  Schoenoplectus americanus Wheeler, Louis 1932-9-4 Riverside Santa Ana River; at Chino Creek 182 Comment
  RSA596144  Scirpus microcarpus Darin L. Banks 1996-11-7 1192 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church., At the end of the main road in the Reservation, approximately 150 m NW of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 472 Comment
  UCR94965  Scirpus microcarpus Scott D. White 1996-8-15 4461 Riverside San Jacinto Mtns., Idyllwild Area: Alvin Meadows and unnamed canyon upstream. Upper margin of area that burned in July, 1996 1585 Comment
  RSA425197  Scrophularia californica subsp. floribunda J. D. Olmsted 1962-5-10 3631 Riverside Coldwater Canyon, Corona city water supply. 396 Comment
  UCR281202  Scutellaria bolanderi subsp. austromontana James Hughes 2017-6-21 s.n. Riverside San Jacinto Mountains, Fleming Ranch 1569 Comment
  CAS-BOT-BC214232  Scutellaria bolanderi subsp. bolanderi John Thomas Howell 1927-8-2 2925 Riverside Road to Hemet at top of control, Mt. San Jacinto 1371 Comment
  LA55084  Scutellaria mexicana Roxana S. Ferris; Ruth P. Rossbach 1938-5-15 9543 Riverside Cottonwood Springs Canyon Comment
  UCR115427  Scutellaria tuberosa Scott D. White, D. E. Bramlet 1999-4-22 7241 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 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
  POM13013  Selaginella bigelovii Philip A. Munz, I. M. Johnston 1922-5-19 5439 Riverside Garner Ranch, Hemet Valley in San Jacinto Mountains. 1372 Comment
  CAS-BOT-BC62078  Selaginella eremophila Ira L. Wiggins 1938-3-25 8925 Riverside Eagle Canyon, 3-5 miles south of Palm Springs Comment
  CAS-BOT-BC62084  Selaginella eremophila S. B. Parish 1914-4-6 9030 Riverside Mountain Springs, Colorado Desert Comment
  UC306702 Image available Selaginella eremophila I. M. Johnston 1917-4-4 1047 Riverside Palm Canyon 304 Comment
  POM9755  Selaginella watsonii Edmund C. Jaeger 1921-6-18 290 Riverside San Jacinto Mountains, San Jacinto Peak 3291 Comment
  RSA660488  Senecio californicus A. C. Sanders 1998-3-11 21685 Riverside North Domenigoni Hills, north of Diamond Valley, near old mine site above San Jacinto Valley, south of end of Warren Rd. 610 Comment
  RSA33371  Senecio flaccidus var. douglasii N. C. Cooper 1943-9-26 926 Riverside Cabazon. 549 Comment
  RSA614105  Senecio flaccidus var. douglasii A. C. Sanders, T. Tennant 1997-11-14 21599 Riverside Morongo Indian Reservation, sag pond at SE end of Burro Flats 1110 Comment
  SD122990  Senecio flaccidus var. douglasii Steve Boyd 1985-8-7 1113 Riverside Santa Rosa Plateau Region; 1.7 mile east of gate to The Nature Conservency Preserve. Comment
Read comments
May 12 2012
  RSA779698  Senecio mohavensis Duncan S. Bell 2010-4-2 724 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
  RSA94663  Senecio mohavensis F. W. Peirson 1928-3-10 7707 Riverside Along rock walls of canyon at Hidden Springs, northeast of Mecca. Comment
  JOTR16674  Senegalia greggii Baker, James K. & Baker, Ilisa T. 1966-6-26 s.n. Riverside Joshua Tree National Park. SPLIT ROCK AREA 1310 Comment
  SD229145  Senegalia greggii Dick Schwenkmeyer 2012-10-16 844 Riverside Approx. 2 mi. south of U.S. Highway 10 at Cabazon. 505 Comment
  SFV21890  Senegalia greggii J. R. Pucci 2001-5-12 27 Riverside San Jacinto Mountains Chino Canyon. Along abandoned road off north side of Tramway Road, 2 miles west of Highway 111. 425 Comment
  UCR57995  Senna obtusifolia Les Ede 1989-8-19 s.n. Riverside Colorado River Valley/ Sonoran (Colorado) Desert, S of Blythe in the Palo Verde Valley, c. 1 mi. north of the Imperial County line 67 Comment
  UC2013412  Sequoiadendron giganteum Rudolf Schmid and Mena J. Schmid 2009-5-1 2009 -6 Riverside NW San Jacinto Mountains NE of Highway 243 ca. 16 Highway km NW of Idyllwild, in the S unit of the San Bernardino National Forest, on SW, flank of Black Mountain (summit). Just left (as ascending) of Black Mountain Trail in flat open area on the sloping plateau or saddle just above the head of Hall Canyon. Comment
  CAS-BOT-BC240117  Setaria adhaerens Malcom A. Nobs; S. Galen Smith 1948-9-3 492 Riverside Imperial Valley. 2 miles north of Indio Comment
  HSC82844  Setaria verticillata A. C. Sanders 1985-8-24 5948 Riverside Lower Coachella valley near Oasis on the dirt extension of Ave. 76, 0.4 mi E of Hwy 195, along the S side of a large drain flowing toward the Salton Sea -55 Comment
  RSA0045151  Sida leprosa Andrew Haimov, April Sleigh 1992-5-26 99 Riverside East side of Davis Road, next to San Jacinto river, 1 mile north of Ramona Expressway, San Jacinto Wildlife Area. Comment
  UCR3972  Sidalcea malviflora Art Whistler 1968-4-7 s.n. Riverside Peninsular Range, E side of Hwy 395 at 'Bibleland' entrance, just north of San Diego County line 244 Comment
  RSA68329  Sidalcea malviflora subsp. sparsifolia G. R. Campbell 1951-5-30 16147 Riverside Pine Meadow Ranch, SE of Kenworthy 1433 Comment
  UC64172  Sidalcea malviflora subsp. sparsifolia H. M. Hall June 1897 674 Riverside Strawberry Valley San Jacinto Mountains, Strawberry Valley 1828 Comment
  CAS-BOT-BC384578  Silene coniflora Steve Boyd; Darin Banks 1994-4-5 8264 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, in the vicinity of Oak Flats east of Verdugo Potrero 762 Comment
  RSA708076  Silene gallica Scott D. White, Angelia Carey 2004-4-16 10188 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent slopes. 549 Comment
  UCR174309  Silene gallica A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32643 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
  CLARK-A1528-5010  Silene laciniata John C. Roos 1937-6-7 2399 Riverside Comment
  UCR16106  Silene laciniata subsp. major J. Texera 1970-5-17 21 Riverside Santa Ana Mtns., Santa Rosa Plateau, along road to De Luz, c. 2-5 mi. south of Murrieta 457 Comment
  SD119376  Silene parishii Reid Moran 1973-7-28 21109 Riverside At summit of Toro Peak, Santa Rosa Mountains. 2500 Comment
  RSA627511  Silene verecunda subsp. platyota Scott D. White, Julie Greene 1998-8-1 6960 Riverside Idyllwild Area: Roadside uplands and meadows within residential community above/parallel to E bank of Strawberry Creek between crossing at Circle Drive and Humber Park. 1829 Comment
  CAS-BOT-BC202950  Simmondsia chinensis James R. Shevock 1978-4-8 5776 Riverside Along California highway 195 just off Interstate 10 near Chiriaco Summit. Base of Orocopia Mountains, Colorado Desert 396 Comment
  RSA76033B  Simmondsia chinensis F. W. Peirson 1920-6-23 2806 Riverside Aguanga. 610 Comment
  UCR200257  Simmondsia chinensis J. M. Porter, Orlando Mistretta 2003-6-5 13612 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
  RSA691060  Sinapis arvensis Scott D. White, Michael Honer 2003-4-9 8976 Riverside Northeast corner of Devonshire Ave. and Warren Road, immediately southwest of Tres Cerritos. Former chicken farm. 473 Comment
  RSA431719  Sisymbrium altissimum E. A. McGregor 1964-9-15 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  HSC86941  Sisymbrium erysimoides A. C. Sanders 1988-1-18 7589 Riverside W end of the Box Springs Mtns. on S facing slopes of Sugarloaf Peak 579 Comment
  UCR138639  Sisymbrium irio D. L. Banks, J. Moreno 1997-2-5 1265 Riverside Agua Tibia Mtns., NW Palomar Mountains: Pechanga Indian Reservation. The headwaters of Pala Creek at the southern extremity of the Reservation, north of the Riverside/San Diego County line border, including a large area of vernally wet grassland at the extreme southwestern corner of the Reservation 409 Comment
  RSA664083  Sisymbrium irio Bruce Albert 1982-4-17 79 Riverside Stream bed east of Juniper Flats Road, 1.7 miles north of Hwy 74. Comment
  UC1931128  Sisyrinchium bellum Scott D. White, Justin Wood 2008-6-18 12249 Riverside San Jacinto mountains: Meadow N/W of Keen Camp Summit, S/W of Highway 79. (Idyllwild) Comment
  RSA335039  Solanum americanum Steve D. Boyd 1985-7-23 1017 Riverside De Luz Road, 8.0 miles W of Rancho California. Sandia Creek. 305 Comment
  UCR35274  Solanum elaeagnifolium L. B. Ziegler 1967-9-19 249 Riverside San Jacinto Mtns, foothills of the San Jacinto Mtns., canyon at foot of St. Johns Grade, south of Hemet 610 Comment
  RSA0030767  Solanum lanceolatum A. C. Sanders, O. F. Clarke, R. Allert 1984-7-18 5110 Riverside Riverside, scattered weed in vacent field northeast of the intersection of Tyler and Cypress Avenues. 305 Comment
  UCR91879  Solanum mauritianum A. C. Sanders 1995-11-30 17928 Riverside Riverside: Rustin Ave. north of Spruce, at edge of an abandoned orange orchard and a light industrial area 300 Comment
  CLARK-A1528-5185  Solanum sarrachoides John C. Roos 1953-6-29 5925 Riverside Cherry Valley 975 Comment
  CAS-BOT-BC156672  Solanum umbelliferum H. M. Hall 1902-5-1 3261 Riverside Sierra Santa Monica Comment
  HSC35353  Solanum umbelliferum A. M. Montalvo, J. D. Ackerman 1975-6-26 519 Riverside Hwy. 74 between San Juan Capistrano and Lake Elsinor, 1 mi. E of Upper San Juan Campground, Cleveland Nat'l Forest Comment