Search Results — 2000 specimen records retrieved (1890 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
  LA6360  Abies concolor Carl Epling; Elizabeth McClintock 1937-5-24 sn Riverside San Jacinto Mountains, Fern Valley, Idyllwild Comment
  CAS-BOT-BC229346  Abronia villosa Jenkins; Street 1917-5-30 1935 Riverside San Jacinto Comment
  SBBG1865  Abronia villosa H. and M. Dearing 1939-4-12 3162 Riverside E of Indio Comment
  SEINET893717  Abronia villosa Norman C. Cooper 1944-1 1104 Riverside Cabazon. 457 Comment
  UCR167430  Abronia villosa John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  UCR86874  Abronia villosa A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16251 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  RSA776187  Abronia villosa var. aurita Amber Swanson, Duncan S. Bell 2011-3-10 204 Riverside Mecca Hills, E of Painted Cyn Rd Comment
  UCR42809  Abronia villosa var. aurita A. C. Sanders, B. D. Parfitt, R. Anthony 1986-4-19 6457 C Riverside Peninsular Range, Temescal Wash just below Lee Lake [Corona Lake], 5 mi NW of Alberhill 366 Comment
  RSA782338  Abronia villosa var. villosa Jim Andre, G. L. Clifton 2011-2-22 17467 Riverside Coachella Valley; just south of I-10 at Amtrak train station parking, just west of N Indian Canyon Drive 186 Comment
  UC596758  Acacia greggii Rensselaer J. Smith May 1904 310 Riverside Whitewater Comment
  POM308641  Acamptopappus sphaerocephalus var. sphaerocephalus Henry J. Ramsey, Henry J. Ramsey 1937-5-9 3208 Riverside Near Blythe. Comment
  RSA93730  Acamptopappus sphaerocephalus var. sphaerocephalus F. W. Peirson 1927-4-11 7154 Riverside 0.5 mile below Whitewater Bridge, head of Coachella Valley. Comment
  CAS-BOT-BC330625  Acer glabrum var. diffusum H. M. Hall 1901-7-1 2602 Riverside San Jacinto Mountains. Tamarack Valley 2286 Comment
Read comments
Jul 23 2018
  RSA1333  Acer macrophyllum B. D. Stark 1930-2-21 1474 Riverside Hidden Canyon, near Corona, Santa Ana Mts. Comment
  UCR81106  Acer negundo Scott D. White 1993-5-29 1464 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  RSA296155  Achnatherum coronatum B. A. Prigge 1980-8-5 3830 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  UCSB18916  Achnatherum coronatum Keefe, Joseph 1965-5-18 Riverside NE slope of Mt Edna, 2.1 mi S of Banning on road to Idyllwild. 762 Comment
  POM14659  Achnatherum hymenoides P. A. Munz, D. Keck 1922-4-14 5005 Riverside East of Whitwater Ranch 213 Comment
  RSA296159  Achnatherum hymenoides B. A. Prigge 1980-8-5 3826 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  SDSU13584  Acmispon americanus var. americanus W. Miller with C. Mosse 1972-7-12 Riverside Comment
  JOTR31171  Acmispon glaber var. brevialatus La Doux, Tasha 2009-6-3 1874 Riverside Joshua Tree National Park. (Stop 6): Little San Bernardino Mountains, Covington Flats Area, dry ephemeral wash near parking area 1426 Comment
  SBBG67985  Acmispon maritimus var. brevivexillus M. N. Ackley 1928-3-31 546 Riverside Hidden Spring 304 Comment
  SD136845  Acmispon parviflorus Steve Boyd, Tim Ross 1992-5-5 7256 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area, Oak Flats along Serrano Spring drainage between Lucas Canyon Trail & junction of Bluewater & the Verdugo Trails, in opening in oak woodland, south of Serrano Spring 730 Comment
  SD44851  Acmispon strigosus Darley F. Howe 1952-4-6 2178 Riverside 12 miles east of Mecca Comment
  UCR21843  Acourtia microcephala 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
  LA207891  Adenostoma sparsifolium Carl Epling; 1931-10-4 sn Riverside Hewitt to idyllwild Comment
Read comments
Feb 23 2014
  SEINET5537635  Adenostoma sparsifolium H. S. Gentry 1954-1 14250 Riverside Dripping Springs, along Route 79. Comment
  SD138005  Adiantum jordanii Darin L. Banks, Steve Boyd 1995-3-30 119 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north slope AguaTibia Mtn., west of Dripping Springs Alcove, east of Woodchuck Trail Comment
  SD181782  Agrostis exarata Scott D. White 2000-8-5 8107 Riverside San Jacinto Mountains, near Mountain Center, unnamed ephemeral drainage (tributary to South Fork, San Jacinto River); Idyllwild [quad]. 1402 Comment
  SEINET10810356  Agrostis exarata Unknown Anonymous s.n. Riverside Cabazan. Comment
Read comments
Sep 2 2017
  UCR98250  Agrostis exarata Scott D. White 1996-8-1 4448 Riverside San Jacinto Mountains, Idyllwild area north of Isomata along USFS Road 5S24.1 1646 Comment
  SD127984  Agrostis humilis Michael Curto 1989-8-6 601 Riverside San Jacinto Mountains, Fuller Ridge Trail. At springy north headwaters of Fuller Mill Creek. 2695 Comment
  RSA708928  Ailanthus altissima Scott D. White, Justin M. Wood 2005-10-4 11239 Riverside San Gorgonio Pass: Cabazon: Smith Creek (a dry wash) at the foot of the San Jacinto Mtns., south of the I-10 Freeway and west of San Gorgonio River. 564 Comment
  UCR116074  Alchemilla occidentalis O. F. Clarke, Jeanine Derby 1974-4-13 s.n. Riverside Box Springs Mtns., E side of Box Springs Mtn. Rd. c. 1 mile above Pigeon Pass 686 Comment
  OBI39187  Alhagi pseudalhagi Dell O. Clark 1969-7-2 s.n. Riverside 2 mi W of Mecca, Coachella Valley Comment
  OBI26126  Aliciella latifolia subsp. latifolia David Keil 1976-12-12 11904 Riverside 5 miles E. of Indio along I-10. Larrea-Atriplex desert. Comment
  OBI29474  Allionia incarnata David J. Keil, Melissa Luckow 1979-8-31 13150 Riverside Jctn of Box Cyn Rd and I-10 just S of exit ramp at wash crossing Comment
  RSA717452  Allionia incarnata Scott D. White, Andrea Warniment 2006-3-22 11264 Riverside Eastern Coachella Valley a few mi E of Indio. Proposed I-10 Freeway / McMaughton Parkway Interchage, N of I-10 Freeway. 91 Comment
  RSA793605  Allionia incarnata Duncan S. Bell, Aaron Sedgwick 2012-9-13 4207 Riverside The Mecca Hills; approximately 5 air miles northeast of the junction of Box Canyon Road and the Coachella Canal or approximately 1.25 air miles southwest of Shavers Well. 240 Comment
  RSA367073  Allium burlewii E. C. Jaeger 1922-7-7 s.n. Riverside Slopes of Tahquitz Valley, San Jacinto Mountains. Alt. 7700 ft. 2348 Comment
  RSA593786  Allium cratericola Jeri Hirshberg 1995-5-19 281 Riverside San Jacinto Mountains, Garner Valley, north of Morris Creek. Comment
  CAS-BOT-BC237  Allium fimbriatum var. munzii Philip Alexander Munz 1922-4-29 5051 Riverside 3 miles south of Glen Ivy 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
  UCR218069  Allium lacunosum var. lacunosum Steve Boyd 2010-5-26 12278 Riverside Santa Ana Mountains, Elsinore Peak, southeast of peak, north of trail along ''old Main Divide Road'' east of road up to communications towers, near concrete wildlife drinker. 1040 Comment
  RSA543618  Allium munzii Steve Boyd 1991-5-7 6153 Riverside Santa Ana Mountains, SE and E side of Elsinore Peak. 1006 Comment
  RSA740615  Allium peninsulare Scott D. White, Justin M. Wood 2008-6-19 12255 Riverside USFS Rd (5S08) between Keen Camp Summit and Baldy Mtn. 1524 Comment
  RSA751916  Allium peninsulare Scott D. White, Justin M. Wood 2009-5-22 12919 Riverside Old Control Road, above Halfway Spring. 1159 Comment
  POM193710  Allium peninsulare var. peninsulare F. W. Peirson 1933-4-15 10649 Riverside Whitewater River, 4.5 miles above the bridge. 701 Comment
  SDSU18701  Allium praecox C. Matt Guilliams 2008-2-27 475 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. 405 Comment
  SEINET2444430  Allophyllum divaricatum T. Tennant, T. B. Salvato 1998-6-23 MOR 465 Riverside San Bernardino Mtns.: Morongo Indian Reservation. N of Hathaway Cyn., along dirt road, just W of polygon H13. 1280 Comment
  CHSC271  Almutaster pauciflorus E. Thomas 1940-7-18 Riverside Palm Canyon. 243 Comment
  UCR113620  Alnus rhombifolia Stan C. Spencer 2000-2-1 s.n. Riverside Temecula Valley, Empire Creek (Long Valley) SW of Margarita Rd. 329 Comment
  SEINET10904656  Alnus rhombifolia James S. Miller 1992-5-8 Miller 7470 Riverside San Jacinto Mountains. 11 mi E of W boundary of San Bernadino National Forest on California route 74. 1300 Comment
  RSA90202  Alopecurus saccatus F. W. Peirson 1922-5-19 3021 Riverside 10 miles northeast of Murrieta. Comment
  UCR77568  Amaranthus albus Steve Boyd 1991-9-8 6436 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  UCR93481  Amaranthus blitoides A. C. Sanders, S. Ogg 1994-7-28 15185 Riverside San Bernardino Valley, Colton & Riverside: Santa Ana River from the Riverside Ave. (N. Main St.) bridge downstream almost to Market St. crossing, both sides of San Bernardino Co. line, but mostly RIV 246 Comment
  UCR163892  Amaranthus fimbriatus B. G. Pitzer 2001-8-19 4343 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  VVC2325  Amaranthus fimbriatus Tim Thomas 2011-10-17 5516 Riverside Sonoran Desert, Ford Dry Lake off ramp just N of I 10 in drainge channel at edge of Lake. 108 Comment
  UCR26460  Amaranthus hybridus A. C. Sanders 1981-10-31 2393 Riverside McKinley St. between Riverside & Corona, 0.3 mi north of Hwy 91 & c. 100 yards west of McKinley 305 Comment
  RSA451153  Amaranthus palmeri Stephen M. Beckstrom-Sternberg 1985-9-10 1022 Riverside U.C.R. garden plots. Comment
  SD187323  Amaranthus palmeri Scott D. White, Angelia Carey 2004-9-16 10756 Riverside San Jacinto Mountain foothills: Roadside, intersection of Soboba Road and Castile Canyon Road. 509 Comment
  RSA711758  Amaranthus retroflexus B. L. Phillips 1994-9-12 s.n. Riverside A weed on the UCR campus at the community vegetable gardens at the NE corner of the intersection of Canyon Crest Dr. and M.L. King Blvd. (=Pennsylvania Avenue). Comment
  CAS-BOT-BC13615  Ambrosia acanthicarpa Lewis S. Rose 1935-12-21 35679 Riverside Cabazon 609 Comment
  UCR176692  Ambrosia acanthicarpa R. D. Goeden, Don W. Ricker 1969-7-31 s.n. Riverside Peninsular Range; San Jacinto Mtns., Lake Hemet, along Hwy 74 south of inlet 1326 Comment
  UCR176699  Ambrosia acanthicarpa R. D. Goeden 1966-10-27 s.n. Riverside Riverside, UCR Campus 366 Comment
  CHSC95389  Ambrosia dumosa C. Spurrier; Way, M. J. 2001-6-14 6 Riverside Riverside County. Big Morongo Canyon Preserve, Kickapoo trail, 5.6 km north of State Water Company Entrance. 595 Comment
  CLARK-A1528-5217  Ambrosia dumosa John C. Roos 1937-4-28 766 Riverside Hayfield Comment
  LA202914  Ambrosia dumosa J. A. Ewan; 1931-4-2 4098 Riverside 10 mi. N of Edom Comment
  RSA735398  Ambrosia dumosa Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11224 Riverside Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  RSA775936  Ambrosia dumosa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 946 Riverside Wash crossing Midland Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains 320 Comment
  UC1518623  Ambrosia dumosa Robert F. Thorne, Drs. Fosberg, Sachet, and Herbst 1983-4-23 55425 Riverside e of, (mouth of Whitewater Canyon) Whitewater Post Office; San Bernardino Mts., Whitewater Canyon 411 Comment
  UCSB7135  Ambrosia dumosa Hurd, Richard 1956-4-14 Riverside On road to Devils Garden, 3 mi. from Highway 99 Comment
  UC912204  Ambrosia salsola var. salsola Herbert L. Mason 1928-3-10 4220 Riverside Hidden Springs Canyon Coachella Mountains Comment
  RSA522282  Amelanchier pallida Steve D. Boyd, C. Boyd, K. A. Boyd 1989-5-13 3592 Riverside Upper Bautista Cyn. just below turnoff to Tripp Flat Ranger Station, foothills of San Jacinto Mtns. Comment
  SBBG37532  Amsinckia intermedia R. N. Muller 1967-4-16 Riverside UC Riverside campus, 20 yds S of grape control plot on S side of campus Comment
  UCR37793  Amsinckia intermedia A. C. Sanders 1985-3-1 5389 Riverside Box Springs Canyon, near the intersection of Central Ave. & Hwy 60, along Gernert Rd. Just above the Santa Fe Railroad tracks. 427 Comment
  CLARK-A1656-684  Amsinckia tessellata Lois Ann Scott 1979-3-15 Riverside Cottonwood Canyon 304 Comment
  RSA27891  Amsonia brevifolia var. tomentosa C. L. Hitchcock 1940-3-31 5883 Riverside 0.5 mile below Cottonwood Springs Comment
  RSA19239  Amsonia tomentosa var. tomentosa I. W. Clokey 1935-4-17 s.n. Riverside Cottonwood Springs. Comment
  SD187465  Anagallis arvensis Scott D. White, Angelia Carey 2004-5-7 10315 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills 548 Comment
  RSA234091  Anemopsis californica R. F. Thorne, E. W. Lathrop 1969-6-6 39313 Riverside Santa Rosa Plateau: Rancho California, small stream near junction of Tenaja Road and road to ranch headquarters. 610 Comment
  RSA667099  Anredera cordifolia O. F. Clarke 1979-10-7 s.n. Riverside Riverside: abandoned orange orchard north of 1012 Spruce St. 305 Comment
  POM12654  Antennaria rosea Philip A. Munz 1922-9-7 6403 Riverside Tamarack Valley, San Jacinto Mts. 2805 Comment
  POM13630  Antennaria rosea E. C. Jaeger 1921-7-1 1044 Riverside Long Valley. Comment
  UCR111741  Anthemis cotula S. J. Myers 1996-5-30 s.n. Riverside Corona: River Road bridge over the Santa Ana River 159 Comment
  OBI37456  Antirrhinum coulterianum Jennifer Lyman 1981-5-22 s.n. Riverside San Jacinto Mts. E side of mt San Jacinto. USFS San Jacinto Mtn 1829 Comment
  RSA16505  Antirrhinum coulterianum Percy C. Everett 1935-6-17 7153 Riverside Coldwater Can. trail to Santiago Peak, 1.5 mi. above Glen Ivy Resort. 564 Comment
  SEINET1004377  Antirrhinum coulterianum T. B. Salvato, Kent Beaman 2005-1 851 Riverside San Jacinto Mtn foothills: San Jacito River E of Valle Vista just downstream from the Forest Service boundry and N of CA Hwy 74 549 Comment
  UC64222  Antirrhinum coulterianum H. M. Hall 1900-1 579 Riverside vicinity Riverside (Gavilan Mts); Gavilan Mts., Riverside 457 Comment
  UCR20951  Antirrhinum coulterianum A. C. Sanders 1978-7-1 86 Riverside San Jacinto Mtns, James Reserve, above Lake Fulmor 1646 Comment
  UCR126175  Antirrhinum filipes Nathan Moorhatch, John Green 2003-4-2 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley/Santa Rosa Mountains, Cathedral Canyon, east side of the housing development called 'The Cove 152 Comment
  CAS-BOT-BC372463  Antirrhinum nuttallianum A. C. Sanders 2011-3-29 38843 Riverside Meadowbrook area between Perris and Lake Elsinore along Highway 74 at Wasson Canyon Road and to c. 1/2 between Wasson and Hammack Ave., Edge of Gavilan Hills, Lake Elsinore 7.5' Q., Southeastern Range 500 Comment
  UCR119363  Antirrhinum nuttallianum A. C. Sanders 1997-3-19 20050 Riverside Lake Skinner area, NE of Bachelor Mtn., small canyon below dry falls, north of dirt track off road from Rawson Cyn. 503 Comment
  UCR161437  Antirrhinum nuttallianum A. C. Sanders, Mike Misenhelter 2005-9-20 31681 Riverside San Jacinto Mtns. Foothills, Santa Rosa Hills south of Hemet, road NW of Gibbel Flat, south end of Cornell St., 0.5 mi. SE of the Ramona Bowl 610 Comment
  RSA221086  Antirrhinum nuttallianum subsp. nuttallianum E. W. Lathrop 1966-5-8 6494 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  POM9389  Antirrhinum nuttallianum subsp. nuttallianum I. M. Johnston 1920-5-8 s.n. Riverside Box Springs Grade Comment
  RSA673553  Apiastrum angustifolium Scott D. White, Tasha La Doux 2000-4-20 7683 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  RSA715197  Apiastrum angustifolium A. C. Sanders 2006-5-19 32388 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn/Scott Rd. and north of Clinton Keith Rd. 518 Comment
  UCR172225  Apiastrum angustifolium John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, unincorporated area along San Diego Aqueduct Corridor, 1 km due west of Skunk Hollow, between Nicholas Rd. and Borel Rd., east of Murrieta Hot Springs 421 Comment
  SBBG95109  Apocynum cannabinum S. D. White 1990-7-22 Riverside E Millard Cyn trail, ca 0.25 mi SW of jct with trail to Kitching Pk Comment
  UCR12548  Aptenia cordifolia Eric Trubschenck 1972-5-8 2 Riverside NE corner of Park and 7th Streets, City of Riverside 272 Comment
  UCR18483  Arabis pulchra A. C. Sanders 1978-6-11 00219 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  CSUSB683  Arabis sparsiflora Charles Prentiss 1966-5-5 Riverside Mount San Jacinto Mount San Jacinto, on dry open ground 100 yards above Lake Fulmor, Yellow Pine Forest. Comment
  RSA0128857  Arabis sparsiflora Scott D. White, Justin M. Wood 2009-5-21 12835 Riverside McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  UCR165198  Arabis sparsiflora S. J. Myers 2001-4-6 s.n. Riverside San Jacinto Mtns., Bautista Canyon 976 Comment
  RSA629452  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16811 Riverside Rd. to Thomas Mtn. (5S15), 9.5 km north of Toolbox Spring. 1640 Comment
  CAS-BOT-BC23118  Arctostaphylos glandulosa subsp. glandulosa W. Pequenat 1940-4-13 s.n. Riverside Bedford Road, Santa Ana Mts. 853 Comment
  RSA629455  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16803 Riverside Road to Thomas Mountain (5S15), 6.3 km north of Toolbox Spring. 1770 Comment
  RSA629459  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16815 Riverside Rd. to Thomas Mtn. (5S15), 11 km north of Toolbox Spring. San Jacinto Mtns. 1520 Comment
  RSA282770  Arctostaphylos glandulosa var. adamsii C. W. Tilforth, W. Wisura 1979-8-8 1891 Riverside Along Hiway 243, 5.6 mi. south of jct. with Hiway 10, s. of Banning. 1037 Comment
  SBBG58422  Arctostaphylos glauca R. Hoffmann 1929-9-11 Riverside Hamilton Grade Comment
  RSA633664  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16651 Riverside Road to Santa Rosa Mountain (7S02), 8.7 km south of Highway 74. 1935 Comment
  RSA633673  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20110 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633682  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21757 Riverside Dirt road to Santa Rosa Mountain, 8.6 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 1940 Comment
  RSA0038405  Arctostaphylos patula Elwood Fordham 1951-5-26 s.n. Riverside Fern Canyon, [Los Angeles County] 1219 Comment
  POM13664  Arctostaphylos pringlei subsp. drupacea P. A. Munz 1922-6-27 5864 Riverside Santa Rosa 2043 Comment
  CAS-BOT-BC44813  Arctostaphylos pungens Winfield 1975-5-4 2423 Riverside James - San Jacinto Reserve 1615 Comment
  RSA635786  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16529 Riverside Red Mountain Road, 5 km east of R3. 1000 Comment
  RSA635787  Arctostaphylos pungens Jon E. Keeley 1992-7-17 16866 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  RSA635808  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16547 Riverside Red Mountain Road, 9.5-10.3 km east of R3. 1050 Comment
  UCR92376  Arctostaphylos pungens F. M. Reed 1928-7-10 6016 Riverside San Jacinto Mtns, Hillsides about Strawberry Valley, Idyllwild 1677 Comment
  UCR273481  Arctostaphylos rainbowensis A. C. Sanders, Glen Morrison 2016-8-4 42619 Riverside Peninsular Range; Santa Ana Mountains, Santa Rosa Plateau, Calle Viento (thin dirt road) south of Avenida Presa, 0.5 km south of Rancho California Rd. 656 Comment
  UCR19212  Argemone corymbosa John C. Roos, Lucille Roos 1949-4-11 4245 Riverside Sonoran (Colorado) Desert, Hayfield Dry Lake Comment
  CAS-BOT-BC401679  Argemone munita subsp. munita Gerald B. Ownbey; Findley Ownbey 1954-8-7 2178 b Riverside 13.2 miles s.e. of Idyllwild, Hemet Valley 1371 Comment
  RSA0042171  Argythamnia lanceolata Duncan S. Bell, Evan Meyer 2014-4-2 6515 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  SEINET3164528  Argythamnia serrata S. B. Parish 1907-4-16 6131 Riverside western borders of the Colorado Desert 360 Comment
  RSA517248  Aristida adscensionis Steve Boyd, Thomas S. Elias, Kirsten Winter 1986-2-18 1313 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  UC1930181  Aristida adscensionis Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10504 Riverside Peninsular Ranges, San Jacinto Mountains / Colorado Desert; West side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains Comment
  UCD56396  Aristida adscensionis F. M. Reed 1920-3-25 4270 Riverside Colorado Desert, near Indian Wells. Comment
  UCD56427  Aristida adscensionis D. C. Finfrock 1951-5-10 s.n. Riverside 10 miles west of Blythe, Highway 60-70 at Black Rock. Comment
  SEINET3127921  Aristida californica H. M. Hall 1905-5-1 5963 Riverside Canons along Colorado River, Colorado Desert Comment
  UCSB37780  Aristida purpurea Roos, John 1965-8-15 Riverside Gilman Hot Springs, San Jacinto Valley Comment
  UC472725  Aristida purpurea var. nealleyi A. S. Hitchcock 1918-3-27 Riverside Palm Springs Colorado Desert 100 Comment
  UCR2162  Aristida purpurea var. nealleyi F. M. Reed 1927-3-18 5426 Riverside Sonoran (Colorado) Desert, Salt Creek Wash, north of Salton Sea 152 Comment
  UCR58440  Aristida purpurea var. nealleyi A. C. Sanders 1989-9-20 9513 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range: Tabaseca Tank, in the extreme northern end of the Chocolate Mountains 610 Comment
  RSA655605  Artemisia annua O. F. Clarke 1998-9-22 s.n. Riverside Box Springs Mtns. foothills, weed in the yard at 266 Frost Court, just east of UCR 396 Comment
  CAS-BOT-BC90197  Artemisia californica Frank W. Peirson 1922-12-27 3338 Riverside between the forks, Andreas Canyon, Palm Springs region, Colorado Desert 609 Comment
  IRVC474  Artemisia californica R. H. Whittaker, W. A. Niering 1963-5-29 SJ 60 61 Riverside San Jacinto Mtns: San Jacinto Valley 564 Comment
  SEINET3145759  Artemisia dracunculoides G. F. Reinhardt sn Riverside San Jacinto Valley Comment
  UC1871200  Artemisia dracunculus Steve Boyd, Tim Ross, Travis Columbus 1993-10-23 8193 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest, upper Morrell Canyon along Morgan Trail (5W02). 755 Comment
  RSA741738  Artemisia dracunculus subsp. dracunculus Michael Wall 2008-10-3 492 Riverside Bautista Creek, east of Hemet off Bautista Canyon Rd. ca. 7 miles east of jct. with Fairview Ave. 758 Comment
  RSA0104642  Artemisia ludoviciana Duncan S. Bell 2014-11-14 7707 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
  UCR195800  Artemisia ludoviciana subsp. albula Jim Andre, T. La Doux 2007-9-6 8704 Riverside Little San Bernardino Mountains, Joshua Tree National Park, dirt road to Lost Horse Ranger Station, below Hemmingway Buttress 1237 Comment
  JOTR29221  Artemisia ludoviciana subsp. incompta La Doux, Tasha, Mike Bell 2005-9-15 1334 Riverside Joshua Tree National Park. Near Hidden Valley campground Comment
  SEINET5539659  Asclepias californica H. S. Gentry 1954-1 14257 Riverside Dripping Springs, along Route 79. Comment
  POM12026  Asclepias eriocarpa Mary F. Spencer 1921-7-7 965 Riverside Tahquitz trail. Idyllwild Comment
Read comments
Aug 17 2011
  JEPS6280  Asclepias erosa W. L. Jepson May 17 1901-Jun 1 1901 1346 Riverside Palm Canyon (upper end) Mt. San Jacinto Range Comment
Read comments
Sep 15 2015
  JEPS5154  Asclepias subulata W. L. Jepson 1914-5-18 6030 Riverside County Well n Indio; Colorado Desert, County Well Comment
  POM203419  Asclepias subulata Roxana S. Ferris, Rimo Bacigalupi 1932-4-30 8247 Riverside In canyon between Shaver s Well and Mecca. Comment
  SBBG13938  Asclepias subulata E. R. Blakley 1961-9-10 4708 Riverside Cactus City, US Hwy 60-70 E of Indio 504 Comment
Read comments
Mar 20 2011
  SBBG58653  Asclepias subulata S. W. Hutchinson -Feb-1927 10 Riverside Box Cyn 121 Comment
  UCSB11461  Asclepias subulata Dearing, Hugh; Dearing, Margaret 1940-11-10 Riverside 1000 Palm Canyon, Colorado Desert Comment
  POM8768  Aspidotis californica P. A. Munz, Harwood 1920-2-28 3236 Riverside 2 mi. southeast of Corona 274 Comment
  UCR16717  Aspidotis californica Dave Baasch 1972-2-5 720205- 01 Riverside Santa Ana Mountains, De Luz Creek, 5 mi NE of De Luz on Murrietta-De Luz Road 213 Comment
  UCR18624  Aster bernardinus John C. Roos 1951-10-19 5323 Riverside San Timoteo Canyon, El Casco 612 Comment
  CLARK-A1528-1610  Aster hesperius John C. Roos 1951-9-25 5258 Riverside Fairmont Park 259 Comment
  JOTR34067  Astragalus acutirostris La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2964 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon on edge of 2009 burn area, north of Lost Horse Mine trail Comment
  UC69321  Astragalus aridus L. A. Greata April 1905 Riverside Coachella Comment
  JEPS48856  Astragalus bernardinus Marjorie D. Clary 1932-5-13 954 Riverside Keys View, Summit , Keys View, Summit (San Bernardino Mts.) Comment
  SD119933  Astragalus coccineus Louis B. Ziegler 1969-4-10 337 Riverside Pinyon Flats; San Jacinto Mountains. 1250 Comment
  UCR174526  Astragalus didymocarpus Brett Hartman 2006-4-28 s.n. Riverside Lake Elsinore 'back basin' on NE side of lake 384 Comment
  RSA678418  Astragalus didymocarpus var. dispermus Michael Wall 2003-4-6 258 Riverside Vacant lot off Ramona Expressway at Donna Ave adjacent to Soboba Health Clinic. Property for sale and future housing development. 506 Comment
  RSA779009  Astragalus didymocarpus var. dispermus Duncan S. Bell 2010-4-1 643 Riverside Arica Mountains: collecting near the Atchinson, Topeka, and Santa Fe railroad tracks approximately 3 air miles east of Priest Well, or approximately 4.3 air miles southeast of the ghost town of Rice. 216 Comment
  RSA505019  Astragalus douglasii var. parishii D. Charlton 1988-5-21 1918 Riverside Thomas Mtn Rd, W of Garner Valley and S of Lake Hemet on Hwy 74. 1829 Comment
  SEINET948244  Astragalus douglasii var. parishii D. Bramlet 1990-1 2040 Riverside Approximately 915m south of Hwy 79 and 152m south of the Dripping Springs Campground. The site is 30m east of the main wash. Vail Lake 7.5 USGS Quadrangle. 494 Comment
  RSA740944  Astragalus filipes Scott D. White, Justin M. Wood 2008-6-17 12183 Riverside Garner Valley- Kenworthy Station (USFS) 1378 Comment
  UC13322  Astragalus filipes H. M. Hall June, 1901 2164 Riverside Thomas Valley , Thomas Valley (San Jacinto Mountains) 1371 Comment
  SEINET12159899  Astragalus hornii Unknown 1936-1 12852 Riverside foothills of San Jacinto Mtns. S of Palm Springs Comment
  SD211452  Astragalus insularis var. harwoodii Carolyn Martus, Joseph Betzler, Caesara Brungraber, Lance Woolley 2008-4-15 1215 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. On this visit, approximately 20 plants were seen scattered in this general area. Comment
  CAS-BOT-BC187112  Astragalus lentiginosus var. borreganus Geo. B. Grant 1906-5-1 77 a-6747 Riverside Colorado Desert at Palm Springs Comment
  RSA796327  Astragalus lentiginosus var. borreganus Duncan S. Bell 2009-4-18 212 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  CHSC110023  Astragalus lentiginosus var. coachellae Scott D. White 2001-4-18 8367 Riverside Coachella Valley: Palm Springs. Northeast corner of 30th Ave. and Devall St. Adjacent to housing tracts and scheduled for grading and new construction +/- immediately. 101 Comment
  POM1694  Astragalus lentiginosus var. coachellae I. M. Johnston 1917-4-4 1065 Riverside Whitewater. Comment
  UC517561  Astragalus lentiginosus var. coachellae John Thomas Howell 1928-3-11 3439 Riverside Garnet Station , Garnet Station (Coachella Valley) Comment
  UC862841  Astragalus lentiginosus var. variabilis C. L. Hitchcock 1940-4-4 5958 Riverside Pinto Basin Pinto Basin (sandy wash) Comment
  JEPS54763  Astragalus nuttallianus L. M. Newlon 1922-4-4 457 Riverside Palm Canyon , Palm Canyon (Mt. San Jacinto) Comment
  POM98993  Astragalus nuttallianus var. imperfectus E. C. Jaeger 1926-3-24 s.n Riverside Eagle Mountains. Comment
  OBI35667  Astragalus pachypus var. jaegeri Louis B. Ziegler 1968-3-27 268 Riverside Base of San Jacinto Mts. On Poppet Flats Rd Comment
  RSA90749  Astragalus pachypus var. jaegeri F. W. Peirson 1922-4-29 2950 Riverside 1 mile or more south of Dripping Springs, Temecula River 518 Comment
  RSA415638  Astragalus palmeri N. R. Zabriskie, Walter M. Zabriskie 1972-4-9 513 Riverside NW of road above Riv 72, 81.72 marker, Deep Canyon drainage, Santa Rosa Mts. 1220 Comment
  SEINET898381  Astragalus pomonensis Lewis S. Rose 1949-1 49056 Riverside Alberhill 366 Comment
  SBBG3248  Astragalus sabulonum H. and M. Dearing 1938-3-5 1977 Riverside between Blythe and Desert Center Comment
  SJSU12733  Athyrium filix-femina var. cyclosorum C. W. Sharsmith 1945-8-28 5451 Riverside by Indian Creek W side Mt. San Jacinto 1828 Comment
  UCR91484  Athysanus pusillus Scott D. White 1995-4-5 2761 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  UCD129384  Atrichoseris platyphylla C. L. Hitchcock 1966-3-20 24315 Riverside 5 miles north of Milpitas Wash and 12 miles northwest of Blythe-Glamis Road. Comment
  RSA714022  Atriplex argentea subsp. expansa R. E. Riefner 2004-8-27 4 -396 Riverside N of La Sierra Heights; NE ca. 0.25 mi off Arlington Ave. along dirt acess road to Hidden Valley Wildlife Reserve. 221 Comment
  SFV11874  Atriplex canescens R. H. Swade 1963-12-7 s. n. Riverside Colorado Desert Open desert west of Snow Creek Road, about 3 miles south of Interstate 10 intersection with California State Highway 111. 366 Comment
  UCR228185  Atriplex canescens var. macilenta Dave Silverman 2010-3-24 7827 Riverside Sonoran (Colorado) Desert, South Palen Lake, Chuckwalla Valley, 4.5 km southeast of Sidewinder Well, 2.3 km SW of Palen Dunes Dr., and 4.2 km north of Interstate 10 128 Comment
  UCR228217  Atriplex canescens var. macilenta Dave Silverman 2010-3-24 7829 Riverside Sonoran (Colorado) Desert, South Palen Lake, Chuckwalla Valley, 4.5 km southeast of Sidewinder Well, 2.3 km SW of Palen Dunes Dr., and 4.2 km north of Interstate 10 128 Comment
  RSA0135522  Atriplex coronata var. notatior David E. Bramlet, Fred Roberts 2005-5-5 3846 Riverside Upper Salt Creek, 3.7 miles northwest of Hemet. 500ft. north of Devonshire Ave. and 100ft west of Warren Road; 50 ft. east of the MWD canal. 456 Comment
  UCR91059  Atriplex coronata var. notatior G. R. Ballmer 1996-4-14 s.n. Riverside Perris-Aguanga Basin, Lake Elsinore area, south of Hwy I-15 along east side of Nichols Road 384 Comment
  UCR121793  Atriplex davidsonii A. C. Sanders, Carolyn Washburn 2001-4-17 24039 Riverside San Jacinto Valley, west edge of Hemet, SW corner of Florida Ave. (Hwy 74) and Warren Rd. 457 Comment
  UCR63944  Atriplex davidsonii D. E. Bramlet, A. Parikh 1990-6-14 2035 Riverside San Jacinto Valley, 6.5 km west of Hemet, c. 600 m SW of the intersection of Warren Ave and Florida Street, and 0-50 m east of the MWD 'San Diego Canal 457 Comment
  UCR208451  Atriplex glauca R. E. Riefner Jr. 2005-12-30 05- 792 Riverside city of Riverside, Gramercy Place near La Sierra Ave 27 Comment
  SEINET4135127  Atriplex hymenelytra Howard C. Stutz 1988-1-14 94544 Riverside Salton Sea, Coombs Dr.; 0 Comment
Read comments
Jul 19 2015
  SEINET7248313  Atriplex hymenelytra Duncan S. Bell, Deidre Conocchioli 2014-1 2646 Riverside Orocopia Mountains; southern section of range; Gucci Spring. 416 Comment
  RSA478279  Atriplex lentiformis H. de Forest 1929-4-18 s.n. Riverside Colorado Desert Comment
  SD48525  Atriplex lentiformis E. K. Balls, P. C. Everett 1957-11-5 22758 Riverside South of Thermal, State Highway 111. 29 Comment
  RSA556605  Atriplex parishii D. E. Bramlet 1993-7-2 2360 Riverside This site is approximately 6.9 km southwest of Hemet, at the end of California Ave. and some 0.85 km. north of Stetson. The population is located 150-500m. east of California and 335. West of the MWD canal. 139 Comment
  RSA735905  Atriplex prostrata Scott D. White, Justin Wood 2008-6-24 12287 Riverside San Timoteo Canyon. Meadow along San Timoteo Creek. 640 Comment
  CDA2929  Atriplex semibaccata Steve Boyd 1989-7-9 3786 Riverside City of Riverside, 4863 Rubidoux Ave. 0 Comment
  RSA596677  Atriplex semibaccata D. L. Banks, Lauren Raz 1996-11-5 1182 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; Along the main road in the Reservation, approximately 0.2 miles E of San Gabriel Church, across from the local cemetery. 378 Comment
  SEINET7986069  Atriplex semibaccata Virginia Moran 1999-2-9 No determinado Riverside Riverside, Wes Costa Thoroughbred Farm, 12150 Riverside Avenue Comment
  POM12037  Atriplex serenana Mary F. Spencer 1921-7-16 1714 Riverside Soboba Hot Springs, San Jacinto. 579 Comment
Read comments
Mar 31 2013
  UCD97827  Atriplex serenana A. C. Sanders; K. C. Rose 1999-6-18 22830 Riverside Domenigoni Valley; upper Warm Springs Creek between Hwy 79 (Winchester Road) and Scott Road, Domenigoni Ranch, South of Winchester. 433 Comment
  UCR99791  Atriplex serenana Julie A. Greene, Steve Boyd, D. E. Bramlet, Hilda Flores, H. Ochoterana 1993-7-9 1409 Riverside San Jacinto Valley, San Jacinto Wildlife Area [northwest of Lakeview] 433 Comment
  UCR115132  Atriplex suberecta Mitch Provance 2000-10-28 2274 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  POM12202  Azolla filiculoides Philip A. Munz 1922-4-29 5095 Riverside Dripping Springs, near Temecula Creek 518 Comment
  UC1010319  Baccharis brachyphylla John C. Roos 1950-10-15 5008 Riverside about 1 mi s of Riverside-San Bernardino County line Dry Morongo Canyon 609 Comment
  SD146042  Baccharis glutinosa Mitch Provance, S. D. Boyd 1999-9-14 1784 Riverside Riverside; riverbottom along Spring Brllk between Lake Evans and the Santa Ana River at the Mission Bridge. 238 Comment
  CLARK-A1528-7789  Baccharis salicifolia John C. Roos 1947-3-15 3331 Riverside Dos Palmas Spring Comment
Read comments
Oct 23 2015
  SBBG7732  Baccharis salicifolia H. and M. Dearing 1942-3-17 4834 Riverside Dos Palmas Cyn, near Palms to Pines Hwy Comment
  SDSU13343  Baccharis salicifolia subsp. salicifolia Joseph R. Verfaillie, BIO 531 Taxonomy class (SDSU) 2000-4-1 32 Riverside Santa Margarita Ecological Reserve(SDSU). Near the center of the canyon, west of the pipe line crossing. 239 Comment
  RSA89881  Baccharis sarothroides J. C. Roos 1950-10-28 5021 Riverside Box Springs. 473 Comment
  UCR91631  Baccharis sarothroides D. L. Banks, Steve Boyd 1995-10-17 0780 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Mtns, Agua Tibia Wilderness Area, south of Dripping Springs Campground 512 Comment
  RSA5436  Baccharis sergiloides C. B. Wolf 1932-10-13 4311 Riverside Cottonwood Springs. Eagle Mountains 290 Comment
  SD124210  Baccharis sergiloides Robert F. Thorne, Wright and Benjamin 1982-10-8 55405 Riverside San Bernardino Mountains, side canyon on east side of Whitewater Canyon, ca. 3.3 miles north of Whitewater Post Office (One-Palm Oasis Canyon 594 Comment
  UCR109457  Baccharis sergiloides A. C. Sanders, Pam MacKay, Tim Thomas, O. F. Clarke 1996-11-23 19660 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, east of VAMB Captain 534 Comment
  VVC1349  Baccharis sergiloides A. C. Sanders, J. Mac 1996-11-23 19660 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
  CDA41202  Bacopa monnieri G. D. Barbe, J. L. Johnson 1983-1-25 4037 Riverside Colorado River at mouth of Alligator Slough; boat ramp and picnic grounds; Lost Lake Resort. 0 Comment
  SD224826  Bahia absinthifolia Daryl Koutnik 1996-7-19 Riverside Riverside: Univ. of CA, Riverside, UCR Botanical Garden. 853 Comment
  LA26696  Bahiopsis parishii William Shapeero; 1954-4-28 Riverside Joshua Tree National Monument Comment
  POM47795  Bahiopsis parishii Mary F. Spencer 1918-4-5 778 Riverside Palm Springs 137 Comment
  RSA155550  Baileya pauciradiata L. S. Rose 1962-3-2 62004 Riverside La Quinta 3 Comment
  RSA782077  Baileya pauciradiata Duncan S. Bell 2009-3-9 115 Riverside Arica Mountains: east side of mountain range, west side of Rice Valley approximately 2.7 air miles northeast of Priest Well or approximately 3.3 air miles southeast of the ghost town of Rice. 244 Comment
  RSA0116271  Bassia hyssopifolia Mitch Provance, Ken Halama 2003-6-15 17069 Riverside Temescal Mountains: Mead Valley, just SSW of the corner of Cajalco Rd. and Wood St. Comment
  NY43490  Bebbia juncea C. R. Annable 1995-3-11 2266 Riverside Rest stop on I-10 Comment
  RSA519228  Bebbia juncea Ed LaRue 1989-5-8 s.n. Riverside Mockingbird Canyon area, S of Van Buren Blvd and ca 1/2 mi (airline) E of Mockingbird Canyon Road. Comment
  UCR128941  Bebbia juncea Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  HSC101197  Bebbia juncea var. aspera Jim Andre 2012-3-19 21373 Riverside Palen Valley; along Palen Pass Rd. (dirt), 7.1 mi. east of Hwy. 177. 321 Comment
  HSC82758  Bebbia juncea var. aspera Christopher Davidson 1979-4-4 7688 Riverside Orocopia Mtns., lower end of Box Canyon on Box Canyon Rd., 4.4 mi. E of Mecca 213 Comment
  SD229078  Bebbia juncea var. aspera Dick Schwenkmeyer 2012-11-6 855 Riverside Palm Canyon, Ague Caliente Indian Reservation, 2.6 mi. south of the intersection of South Palm Canyon Drive and East Palm Canyon Drive, Palm Springs. 178 Comment
  RSA676127  Beloperone californica Scott D. White 2001-4-12 8297 Riverside Shaver s Valley. South of the I-10 Freeway, ca. 15 miles east of Indio jtn. I-10 / SR 111. Bajadas and washes adjacent to powerline access roads at unnamed freeway exit accessing pump station. 320 Comment
  UCR6174  Berberis dictyota Z. Shugart 1967-5-20 s.n. Riverside Perris-Aguanga Basin region, Bernasconi Hills, Big Rock, SE of Riverside off Lakeview Rd. 457 Comment
  UCR51358  Berberis nevinii L. F. LaPre, K. Campbell 1988-1-23 S.N. Riverside Peninsular Range, Tonan property, along Temecula Creek on old Vail Ranch, east of Temecula Comment
  LA204858  Bernardia incana Lee Haines; R. Erickson 1937-4-10 sn Riverside Palms to Pines Highway near road to Shumay Comment
  GMDRC5192  Bernardia myricifolia T. La Doux, D. Shade, M. Harding, M. Wheeler, T. Herskovits 2011-10-13 2565 Riverside Little San Bernardino Mountains: northwest end of Eagle Mountains, 3 mi. north of Cottonwood Visitors Ctr. 1055 Comment
  UCR29642  Bernardia myricifolia Wende Rehlaender 1983-5-28 112 Riverside Santa Rosa Mountains, Bighorn Sheep Lookout, on Hwy 74 on northwest rim of Deep Canyon, just southeast of Sugarloaf Mountain and 5 mi northeast of Santa Rosa Mountain, c. 15 mi along road from Palm Desert 732 Comment
  POM78906  Berula erecta I. M. Johnston 1925-7-19 5332 Riverside Pedley-Arlington Road. Comment
  SBBG133630  Bidens laevis S. D. White, L. Stafford 2007-6-27 11752 Riverside Santa Ana River floodplain just below Prado Dam; Chino Hills State Park 134 Comment
  HSC78731  Blennosperma nanum var. nanum A. C. Sanders, T. Glenn 1983-4-17 3728 Riverside Mesa de Colorado, Santa Ana Mtns., 5 mi. SW of Murrieta 612 Comment
  UCR126380  Blennosperma nanum var. nanum A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 689 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  POM229453  Boechera californica P. A. Munz 1937-5-30 15085 Riverside Northwest slope of Santa Rosa Mountain. 2134 Comment
  UC454082  Boerhavia coccinea I. J. Condit 1910-6-24 Riverside San Jacinto Canyon Comment
  UCR101519  Boerhavia coulteri Steve Boyd, Valerie Soza, Tasha LaDoux 1997-10-13 10051 A Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 427 Comment
  RSA449950  Boerhavia triquetra J. C. Roos 1965-9-26 s.n. Riverside Santa Rosa Mtns, above Palm Desert. 701 Comment
  UCR195795  Boerhavia triquetra Tasha La Doux, J. Andre 2007-9-6 134 Riverside Little San Bernardino Mountains, Joshua Tree National Park, dirt road to Lost Horse Ranger Station, below Hemmingway Buttress 1237 Comment
  RSA0076343  Boerhavia wrightii A. C. Sanders, T. B. Salvato 2012-10-12 40402 Riverside Chuckwalla Mountains, Graham Pass, 7.6 km (c. 4.5 mi.) above the road to Chuckwalla Spring on Graham Pass Rd. 387 Comment
  RSA608165  Boerhavia wrightii Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10051 C Riverside Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 426 Comment
  UCR245071  Boerhavia wrightii A. C. Sanders, T. B. Salvato 2012-10-12 40411 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Chuckwalla Valley Rd. near intersection with Graham Pass Rd., 4.56 km west of I-10 junction 124 Comment
  RSA0094451  Bolboschoenus maritimus subsp. paludosus Duncan S. Bell 2015-8-12 8594 Riverside Orocopia Mountains; southwestern section of the range, collecting at a spring in the southern section of the Dos Palmas area. Temperature at around 120 degrees. -41 Comment
  UCR92280  Bolboschoenus maritimus subsp. paludosus Scott D. White, S. Ogg 1994-10-17 2483 Riverside Temecula Valley, Temecula, Murrieta Creek channel, 1000 ft. north of bridge at Rancho California Ave. 311 Comment
  POM292714  Bouteloua aristidoides Lyman Benson, Robert Benson 1952-4-8 14852 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area 610 Comment
  JOTR32605  Bouteloua aristidoides var. aristidoides La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2669 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  UCR195799  Bouteloua aristidoides var. aristidoides Jim Andre, T. La Doux 2007-9-6 8706 Riverside Little San Bernardino Mountains, Joshua Tree National Park, dirt road to Lost Horse Ranger Station, below Hemmingway Buttress 1237 Comment
  JOTR32609  Bouteloua barbata var. barbata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2673 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  UC577428  Bouteloua barbata var. barbata J. and H. W. Grinnell 1937-11-30 1080 a Riverside lake bed 24 mi w Blythe; Ford Dry Lake Comment
  RSA495791  Bowlesia incana Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-11 2898 Riverside Vail Lake area, mouth of Temecula Creek Cyn, 1.5 mi west of Vail Lake Dam. 390 Comment
  RSA768244  Bowlesia incana Justin M. Wood 2010-5-19 1841 Riverside Santa Ana River: +/- 1.4 miles downstream of Prado dam outlet, just NW of Green River Housing Estate. 131 Comment
  UCR159770  Bowlesia incana Scott D. White 1999-5-2 7281 Riverside Peninsular Ranges: Perris-Aguanga Basin region, Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., c. 1.5 - 2 mi west of I-215 freeway 442 Comment
  UCR207518  Bowlesia incana O. F. Clarke 2004-3-16 s.n. Riverside Peninsular Range, eastern edge of Riverside; Box Springs Mtns, Two Trees Canyon 412 Comment
  SEINET13276693 Image available Brachypodium distachyon Steve Boyd 2011-1 12306 Riverside Coastal plains and basins; San Bernardino basin region.: City of Riverside, residential lot at northwest corner of Beechwood Place (4131) and Brockton Avenue. 256 Comment
  POM254737  Brandegea bigelovii P. A. Munz 1940-3-24 15695 Riverside 3 miles south of Cottonwood Springs, Eagle Mts 457 Comment
  UC68780  Brandegea bigelovii H. M. Hall Apr. 1905 5948 Riverside Colorado Desert, McCoy Wash 91 Comment
  UCSB6291  Brandegea bigelovii Haller, John 1958-3-22 Riverside Immediately S of Hwy. 60-70, 5.8 miles E of Desert Center Comment
  CSUSB495  Brassica geniculata Karen Cook 1966-5-12 S. N. Riverside Roadside waste area on highway 60 to San Jacinto Rd. 1/4 mile from Hemet-San Jacinto turnoff from Highway 60 (from Riveside to Banning) 304 Comment
  RSA0045157  Brassica geniculata Andrew Haimov, April Sleigh 1992-5-7 81 Riverside West side of Davis Road, 2 1/2 miles north of Ramona Expressway, San Jacinto Wildlife Area. Comment
  RSA0036797  Brassica nigra Bruce Albert 1982-4-17 31 Riverside Cajalco Road, 0.7 miles east of I-15; south of Corona. Weedy disturbed road margins and field adjacent to Cajalco Rd. Comment
  UCR120944  Brassica tournefortii A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24916 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  UCR177438  Brassica tournefortii Scott D. White 2003-3-23 8844 Riverside Santa Rosa Mountains, Desert slope, Hwy 74 near Carrizo Creek crossing 762 Comment
  RSA0063253  Brassica tournefortii Hulda Crooks 1946-3-2 252 Riverside N. of Palm Springs. 139 Comment
  UCR18519  Brickellia arguta Frank C. Vasek, O. F. Clarke 1966-4-4 s.n. Riverside Santa Rosa Mtns, Hwy 74 at Royal Carrizo Road, Deep Canyon drainage 917 Comment
  RSA89873  Brickellia desertorum J. C. Roos, L. Roos 1950-9-30 4994 Riverside N base of Pigeon Pass, Box Springs Mts. 457 Comment
  UC1010312  Brickellia desertorum John and Lucille Roos 1950-9-30 4995 Riverside 3 mi n of Elsinore (hills midway between Steele Pk. and Elsinore) 487 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
  RSA356724  Brodiaea terrestris subsp. kernensis Robert F. Thorne, Earl Lathrop 1975-5-25 45552 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  JOTR33679  Bromus berteroanus La Doux, Tasha 2005-9-1 1594 Riverside Joshua Tree National Park. Eagle Mountains, northwest end; 3.5 miles north of Cottonwood Visitor Center; granitic outcrops with sandy wash Comment
  CSUSB424  Bromus catharticus Kheng Try Seng 1966-4-24 660424 2 Riverside University of California, Riverside (UCR) campus 274 Comment
  UCR92141  Bromus diandrus D. L. Banks, Steve Boyd 1995-5-3 201 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
  SEINET954734  Bromus hordeaceus A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-1 26119 Riverside Western San Gariel Mtns.: Cataic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UCR169397  Bromus hordeaceus T. B. Salvato, John F. Green 2004-5-27 607 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  UCR2228  Bromus hordeaceus F. M. Reed 1938-5-14 10118 Riverside Perris-Aguanga Basin Region, alkaline flat SE of Perris 427 Comment
  RSA1446770  Bromus marginatus William McKinley Klein 1960-8-22 1586 Riverside North of Idyllwild along trail to Suicide Rock and Mt. San Jacinto, San Jacinto Mountains. Comment
  UC1583851  Bromus richardsonii Michael Curto and Linda Allen 1990-8-23 693 Riverside 2 km e of Toro Campground (Santa Rosa Mountains, Toro Peak, Santa Rosa Mt. Rd (SBNF 7S02); along the n slope of Santa Rosa/Toro Peaks); Santa Rosa Mountains, Toro Peak, Santa Rosa Mt. Rd 2415 Comment
  POM363962  Bromus rubens Ora M. Clark 1929-2-23 1554 Riverside North Whitewater., [Locality: 35?55'30N 116?38'15W] Comment
  RSA651763  Bromus rubens C. A. Schideler 1981-4-11 14 Riverside Lake Mathews, El Cerrito, east on Cajalco Road, 6 miles east of Corona, 0.5 mile west of Pacific Clay Comp., mil. 52086.2. Comment
  CAS-BOT-BC185647  Bromus tectorum Scott D. White 1996-4-14 3911 Riverside East of Hemet. San Jacinto River Wash near Valle Vista, north of Highway 74, ca. 1.7 mile west of USFS Cranston Fire Station. 548 Comment
  UCD59748  Bromus tectorum Peter Kamb 1948-7-4 1160 Riverside Hall Canyon, San Jacinto Mts. 1645 Comment
  UCR138630  Bromus tectorum Scott D. White 1997-5-18 5165 Riverside San Jacinto Mtns., Vista Grande Area: just west of USFS Vista Grande Fire Station (i.e. Hwy 243, c. 10 road mi SE of Banning) 1509 Comment
  UCR37701  Calandrinia ambigua Robert McKernan 1985-3-26 s.n. Riverside Sonoran (Colorado) Desert, 6 mi north of Desert Center off Hwy 177 Comment
  RSA728145  Calandrinia ciliata Daphne K. Christopher, Hannah Stevens, Zachary Princip 2003-4-7 111 Riverside Santa Rosa Plateu Nature Conservancy Preserve. Tenaja Truck Road. 610 Comment
  CLARK-A1528-4982  Callitriche marginata John C. Roos 1966-3-6 Riverside March Air Force Base Comment
  RSA357120  Callitriche marginata R. F. Thorne 1973-5-23 45522 Riverside Santa Rosa Plateau-Mesa De Colorado: Wet margin of vernal marsh 609 Comment
  POM10103  Calocedrus decurrens E. A. Zumbro 1903-08 s.n Riverside Idylwild [Idyllwild] Comment
Read comments
Jan 11 2007
  POM6473  Calocedrus decurrens George B. Grant 1901-08 s.n. Riverside Strawberry Vally, San Jacinto Mts. Comment
  RSA572185  Calocedrus decurrens C. Epling 1931-10-3 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1524 Comment
  RSA377389  Calochortus concolor N. C. Cooper 1944-7-16 1386 Riverside San Jacinto Mountains. West side. 1220 Comment
  UCR23208  Calochortus concolor J. C. Lyman 1981-5-22 s.n. Riverside San Jacinto Mountains, east side of Mt. San Jacinto 1524 Comment
  RSA582811  Calochortus palmeri var. munzii Mark Elvin, Orlando Mistretta 1995-6-21 63 Riverside San Jacinto Mountains: Mountain Center; along both sides of Hwy 74 at mile 60.0. 1427 Comment
  RSA524587  Calochortus splendens Steve Boyd, Timothy S. Ross, Laurel Arnseth, J. Bonilla 1990-4-3 4136 Riverside Vail Lake area, SW base of 'Big' Oak Mountain, mouth of Temecula Creek Canyon. 366 Comment
  UCR104171  Calochortus splendens Scott D. White 1997-5-25 5238 Riverside San Jacinto Mtns, Bautista Canyon: Hixon Trail (USFS No. 2E43), between trailhead at Bautista Canyon Road and intermittent stream crossing at c. 3200 ft 976 Comment
  UCR183010  Calochortus splendens Mitch Provance 2003-5-5 4427 B Riverside San Berardino Valley, Norco, SW slopes of the La Sierra Hills, +- 0.9 mi. WNW of Mt. Grape (peak 1064) 244 Comment
  CAS-BOT-BC483508  Calochortus splendens C. Epling; J. Ewan 1933-6-1 s.n. Riverside 4 miles above Corona, Temescal Canyon Comment
  RSA1315  Calochortus weedii J. T. Howell 1928-7-9 1079 Riverside Temecula Grade, 4 miles S of Temecula. 396 Comment
  SD245188  Calochortus weedii var. weedii R. F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49545 Riverside Santa Ana Mountains; along Ortega Highway (74), about 2 miles south-southwest of El Cariso. Comment
  RSA234072  Calycadenia tenella R. F. Thorne 1969-5-19 37980 Riverside Santa Rosa Plateau: margin of N end of large vernal marsh, Mesa de Colorado, Rancho California. 624 Comment
  JOTR32182  Calycoseris parryi Harding, Mitzi & Herskovits, Tasya, D. Oquendo 2011-5-5 s.n. Riverside Joshua Tree National Park. Little San Bernardino Mountains; Pushawalla Canyon; Wide sandy canyon wash (Stop 1) 1149 Comment
  RSA776642  Calycoseris wrightii Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-28 1099 Riverside Alligator ACEC, north side of Chuckwalla Mountains, just south of Desert Center 413 Comment
  UC667361  Calyptridium monandrum Annie M. Alexander and Louise Kellogg 1941-5-12 2157 Riverside 5.5 mi ne of Cottonwood Spring (Colorado Desert, Eagle Mountains); Colorado Desert, Eagle Mountains 868 Comment
  SEINET9098077  Calyptridium monandrum H. M. Hall 1904-5-16 4944 Riverside Riverside, Fairmount Park. 244 Comment
  RSA282929  Calyptridium parryi C. W. Tilforth, B. Busenberg 1980-6-17 2016 Riverside Along Thomas Mtn Rd south of Lake Hemet, west of Hwy 74. 1662 Comment
  CLARK-A1528-7873  Calystegia longipes John C. Roos 1952-6-8 5747 Riverside Reche Canyon 579 Comment
  UCD126084  Calystegia macrostegia subsp. arida C. L. Hitchcock; C. V. Muhlick 1962-3-16 22155 Riverside Temescal Canyon, ca. 12 miles southeast of Corona. Comment
  SD152879  Calystegia macrostegia subsp. intermedia Steve Boyd, Tim Ross and Orlando Mistretta 1992-2-26 6695 Riverside Santa Ana Mountains, San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon. 305 Comment
  UCR113881  Calystegia macrostegia subsp. intermedia Mitch Provance 2000-6-24 2042 Riverside Riverside, Santa Ana River Wash, between the Market Street bridge and the 60 Fwy 244 Comment
  CSUSB671  Calystegia macrostegia subsp. tenuifolia Bill Marks 1971-5-16 Riverside Growing on the side of the road in the Santa Ana Mountains behind Murrietta. Comment
  UC64607  Calystegia macrostegia subsp. tenuifolia H. M. Hall 1897-6-1 595 Riverside Riverside Comment
  UCR1647  Calystegia macrostegia subsp. tenuifolia William R. Bowen 1962-4-15 030 Riverside Cajalco Canyon near Lake Mathews 427 Comment
  UCD126154  Calystegia sepium subsp. limnophila Mitch Provance; S. D. Boyd 1999-9-14 1780 Riverside Riverside: Riverbottom along Spring Brook between Lake Evans (Fairmont Park) and the Santa Ana River at the Mission Bridge, along bike path, vicinity of old Boy Scout camp. 320 Comment
  RSA559960  Camissonia bistorta Steve Boyd, Orlando Mistretta 1992-4-23 7071 Riverside San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside Co. line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 243 Comment
  RSA666887  Camissonia bistorta A. C. Sanders, T. B. Salvato 2000-5-25 23426 Riverside Menifee Valley; S of Newport Rd., N of Holland Rd. and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake 439 Comment
  UCR164893  Camissonia bistorta S. J. Myers 2001-4-5 s.n. Riverside San Jacinto Mtns., Bautista Canyon 854 Comment
  UCR231757  Camissonia bistorta John F. Green 2008-4-23 09- 01 Riverside Peninsular Range; SE Gavilan Hills, powerline route in hills SE of Perris, east of Hwy 74 and north and NE of Eugene St., both sides of Theda St. 503 Comment
  RSA465963  Camissonia boothii subsp. condensata M. B. Dunkle 1932-3-25 2910 Riverside Cabazon. Colorado desert. 457 Comment
Read comments
Nov 3 2011
  RSA782076  Camissonia boothii subsp. desertorum Duncan S. Bell 2009-3-9 114 Riverside Arica Mountains: east side of mountain range, west side of Rice Valley approximately 2.7 air miles northeast of Priest Well or approximately 3.3 air miles southeast of the ghost town of Rice. 244 Comment
  RSA795922  Camissonia boothii subsp. desertorum Duncan S. Bell 2009-4-19 287 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  RSA144673  Camissonia californica William M. Klein 1958-2-11 43 Riverside Along highway 99 [Hwy 86], 2.8 miles NW of the Riverside-Imperial County line, on shoulder of road. Comment
  RSA775565  Camissonia californica Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-5-16 1254 Riverside Haugen Lehmann off I-10, Pacific Crest Trail (PCT) in canyon directly W. of Whitewater. 675 Comment
  CLARK-A1528-3359  Camissonia claviformis subsp. aurantiaca John C. Roos 1937-4-18 1366 Riverside Snow Creek Comment
  POM14023  Camissonia claviformis subsp. aurantiaca P. A. Munz, D. Keck 1922-4-9 4913 Riverside Vicinity of Corn Springs, Chuckwalla Mountains. 457 Comment
  POM254323  Camissonia claviformis subsp. aurantiaca P. A. Munz 1940-3-24 15711 Riverside 2 miles north of Cottonwood Springs, Eagle Mountains. 915 Comment
  RSA149769  Camissonia claviformis subsp. aurantiaca Jane Turner, F. M. Ball 1962-3-24 803 Riverside U.S. Hwy 70 at Whitewater. E. 366 Comment
Read comments
Oct 1 2011
  UCR234808  Camissonia claviformis subsp. aurantiaca Jim Andre, Glenn L. Clifton 2011-2-22 17469 Riverside Coachella Valley, just south of Hwy I-10 at Amtrak train station parking , just west of North Indian Canyon Drive 186 Comment
  RSA355167  Camissonia confusa A. C. Sanders 1986-6-1 6535 Riverside San Jacinto Mountains, upper part of the trail toward Spitler Peak from the Hurkey Creek camp to Bonita Vista road. 1829 Comment
  RSA343091  Camissonia hirtella Robert F. Thorne, Walter Wisura, Earl Lathrop, Sara Meury 1985-5-18 60623 Riverside Santa Rosa Plateau: Burned-over chapparral along Clinton Keith Road, near base of plateau. 427 Comment
  RSA448992  Camissonia hirtella Robert Gustafson 1983-4-18 2505 Riverside Clinton Keith Road, about 3 miles from its junction with Hwy. 15, eastern slopes of the Santa Ana Mts. 457 Comment
  RSA749236  Camissonia hirtella Robert F. Thorne, Walter Wisura, David Michener 1982-5-24 55190 Riverside Cleveland National Forest, along Main Divide Truck Road 915 Comment
Read comments
Oct 27 2011
  RSA679818  Camissonia hirtella LeRoy Gross, Valerie Soza 2003-5-8 831 Riverside North end of Rouse Ridge; South of the San Jacinto River, north of Rouse Hill Road. 777 Comment
  POM13246  Camissonia intermedia P. A. Munz, I. M. Johnston 1922-5-19 5354 Riverside 5 miles NE of Murietta. 457 Comment
  RSA655044  Camissonia intermedia Scott D. White 1999-6-6 7443 Riverside Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds at terminus of USFS Road 5S24.2. 1432 Comment
  POM37762  Camissonia pallida subsp. hallii Marcus E. Jones 1903-5-11 s.n. Riverside Banning. 701 Comment
  RSA186157  Camissonia pallida subsp. pallida William Theobald 1960-4-10 62 Riverside Pinyon Crest Road 2.5 miles from Palms-to-Pines Highway. Comment
  SEINET269548  Camissonia refracta John Wear 1995-3-22 Riverside Colorado Desert:chuckwalla Bench upper Salt Creek wash west of Eagle Mountain Railroad 488 Comment
  UCR90326  Camissonia refracta Ed LaRue 1993-4-29 s.n. Riverside Sonoran (Colorado) Desert, Blythe landfill, along Blythe-Midland Road, 3 mi. south of the Big Maria Mtns, 6 mi. west of Colorado River 137 Comment
  RSA740955  Camissonia strigulosa Scott D. White, Justin M. Wood 2008-6-18 12226 Riverside San Jacinto Mountains: K Flat Meadow. 1433 Comment
  UC454559  Camissonia strigulosa I. J. Condit 1910-6-24 Riverside San Jacinto Mts. 914 Comment
  UC76373  Camissonia strigulosa Miss M. Alice King April, 1893 Riverside Box Springs Comment
  UC668392  Camissoniopsis pallida subsp. hallii Annie M. Alexander and Louise Kellogg 1941-4-24 2072 Riverside gorge of Dry Morongo Creek Mohave Desert, Morongo Valley 640 Comment
Read comments
Sep 18 2012
  UCR166106  Camissoniopsis pallida subsp. hallii A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-3-29 16252 Riverside San Jacinto Mtns/Sonoran (Colorado) Desert, San Gorgonio Pass; alluvial fan at the mouth of Snow Creek, between Hwy 111 and Snow Creek Village 427 Comment
  UC279689  Camissoniopsis pallida subsp. pallida Edmund C. Jaeger 1925-12-19 Riverside near Palm Springs; Eagle Canyon 106 Comment
  UCR166107  Camissoniopsis pallida subsp. pallida A. C. Sanders, K. C. Rose 1995-4-5 16363 Riverside San Bernardino Mtns./Sonoran (Colorado) Desert, Coachella Valley; south of Mission Creek and west of Hwy 62 701 Comment
  UCD85858  Carduus pycnocephalus A. C. Sanders; B. Pitzer 1987-4-21 7049 Riverside Box Springs Mountains, Summit of Pigeon Pass Road. 579 Comment
  POM259192  Carex douglasii Phillip A. Munz 1938-8-13 15331 Riverside Santa Rosa Peak. 2317 Comment
  CAS-BOT-BC20705  Carex fracta Carl B. Wolf 1932-5-24 3653 Riverside North base of San Jacinto Mountains. Snow Creek Canyon. 1 mile above fish hatchery. 792 Comment
  UC837258  Carex hoodii P. A. Munz 1922-7-6 6005 Riverside Tahquitz Valley San Jacinto Mts. 2194 Comment
  IRVC15568  Carex illota R. H. Whittaker, W. A. Niering 1963-6-2 SJ 179 Riverside Devil Slide Trail. Peninsular Ranges, San Jacinto Mountains 2439 Comment
  POM14392  Carex nebrascensis Phillip A. Munz 1922-9-6 6397 Riverside Round Valley, San Jacinto Mountains. 2744 Comment
  RSA596600  Carex praegracilis L. C. Wheeler 1945-10-6 6145 Riverside San Jacinto Mountains. Head of west fork of Snow Creek. 2468 Comment
  UC212812  Carex schottii I. M. Johnston 1928-4-27 1859 Riverside Murrieta Southern California 304 Comment
  POM259166  Carex subfusca Phillip A. Munz 1938-8-14 15348 Riverside Virgin Spring, Santa Rosa Peak; 2287 Comment
  RSA614159  Carex triquetra Darin L. Banks 1997-2-23 1318 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
  NY38470  Carex vitrea S. B. Parish 1896-7-4 4144 Riverside Palm Springs, (Agua Caliente) desert base of San Jacinot Mountain 152.4 Comment
Read comments
Sep 7 2010
  POM71676  Castilleja applegatei subsp. martinii Philip A. Munz 1924-5-18 8131 Riverside 18 miles south of Banning on Idyllwild Road. 1524 Comment
  JOTR31005  Castilleja chromosa La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1288 Riverside Joshua Tree National Park. Stop 4: Hexie Mountains, Blue Cut Gorge, canyon with sandy bottom and steep rocky walls Comment
  UC1536021  Castilleja exserta Robert F. Thorne and Earl Lathrop 1975-5-20 45511 Riverside Rancho California, Mesa de Burro; Santa Rosa Plateau, Mesa de Burro 609 Comment
  UCR131801  Castilleja exserta Mrs. D. R. Wolf 1932-3-20 30 Riverside Santa Rosa Plateau, Richman Ranch, 2.5 miles north of DeLuz, SW Riverside County 457 Comment
  UCR96872  Castilleja exserta Scott D. White 1993-3-12 1175 Riverside Near Winchester 466 Comment
  POM312181  Castilleja foliolosa N. C. Cooper 1944-4-22 1125 Riverside Banning. 732 Comment
  RSA234083  Castilleja foliolosa Robert F. Thorne, E. W. Lathrop 1969-6-6 39327 Riverside Santa Rosa Plateau: Rancho California. 610 Comment
  RSA716390  Castilleja foliolosa Scott D. White, Angelia Carey 2004-4-5 9985 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  UCR245900  Castilleja foliolosa R. F. Thorne 1995-3-29 63006 Riverside Transverse Range; San Bernardino Mtns., Whitewater Canyon 600 Comment
  VVC476  Castilleja foliolosa A. C. Sanders, J. Mac 1997-5-4 20664 Riverside San Jacinto Mountains, N side along Hwy 243, 1.5 mi. below Twin Pines Ranch Road (McMullen Flat), N slope of peak 3740 1067 Comment
  UCR77752  Caucalis microcarpa Steve Boyd, D. Bramlet 1991-5-13 6247 Riverside Domenigoni Hills, north side Domenigoni/Diamond Valley, ESE of Winchester. Vicinity of ultramafic outcrop on ridgetop south of S-end of Warren Rd. 610 Comment
  JOTR34208  Caulanthus cooperi La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 3000 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; burned slopes (2009 fire) above Lost Horse Mine trail, west of mine, with rocky-cobbley soil and rocky outcrops Comment
  CAS-BOT-BC41142  Caulanthus heterophyllus A. C. Sanders; G. Waines; B. Ehdaie; A. Aryavand 1997-3-12 19879 Riverside Lake Skinner area. Lower Rawsom Canyon, northeast of the lake and southwest of Black Mountain, along the road. 518 Comment
  RSA524594  Caulanthus heterophyllus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-29 3909 Riverside Vail Lake area, summit of Big Oak Mtn, N. of lake. 793 Comment
  RSA567985  Caulanthus heterophyllus Karin Cleary 1992-4-6 117 Riverside Near top of ridge W of California St, Hemet. 610 Comment
  UC64339  Caulanthus heterophyllus H. M. Hall 1897-3-13 387 Riverside Wildomar Comment
  UCR59771  Caulanthus lasiophyllus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-19 3044 Riverside Peninsular Range, Vail Lake area, 0.75 mi NW of dam, S flank Oak Mountain 622 Comment
  UCR68471  Caulanthus lasiophyllus var. rigidus Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-3 4115 Riverside Peninsular Range, Vail Lake Area, E flank of Oak Mtn, just south of E summit. 701 Comment
  JEPS29489  Caulanthus simulans Lauramay T. Dempster 1962-4-18 1901 Riverside Palms-to-Palms Highway Pinyon Flats (Pinyon Flats) 1066 Comment
  JEPS42362  Ceanothus cordulatus W. L. Jepson 1903-8-6 2273 Riverside Dark Canyon San Jacinto Mt. 1524 Comment
  SD229235  Ceanothus cordulatus Dick Schwenkmeyer 2012-9-18 833 Riverside Skunk Cabagge Meadow, 3 mi. (via trail) east od Humber Park, Idyllwild. 2432 Comment
  LA41990  Ceanothus crassifolius B. Lewis; 1939-3-11 sn Riverside Reche Canyon 457 Comment
  RSA523500  Ceanothus crassifolius Steve Boyd 1990-3-30 3960 Riverside Vail Lake Area, westerly drainage cyn at N base of 'Big' Oak Mtn. 640 Comment
  RSA651873  Ceanothus crassifolius Phil Elliott 1981-2-16 11 Riverside Lake Mathews, On Hwy 74, 2.2 miles west of Grand Ave. Comment
  LA30343  Ceanothus cuneatus Mary V. Hood; 1945-3-25 45- 2 -k* Riverside Aguanga 587 Comment
  SEINET10847981  Ceanothus cuneatus var. cuneatus Andrew Townesmith, Karen M. Meyer; Tracy Scott 2007-3-17 Townesmith 692 Riverside San Bernardino National Forest, San Jacinto Ranger District. 0.9 miles NE of route 74 on Apple Canyon Road. T6S R3E S3 San Bernardino meridian. 1358 Comment
  OBI10447  Ceanothus leucodermis Carl B. Wolf 1941-8-12 11143 Riverside San Jacinto Mts 1.6 mi S Idylwild on Rd to Tauquitz Lodge 1524 Comment
  POM305368  Ceanothus leucodermis Henry J. Ramsey, Henry J. Ramsey 1938-3-26 650 Riverside Temecula. Comment
  RSA6107  Ceanothus leucodermis Carl B. Wolf 1932-5-24 3656 Riverside Snow Creek, north base San Jacinto Mountains. 1 mile above the Fish Hatchery. 793 Comment
  UCR140683  Ceanothus leucodermis Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 11- 79 Riverside San Jacinto Mtns, San Bernardino National Forest, 5 miles north of Idyllwild on Hwy 243, Site L11 1775 Comment
  CAS-BOT-BC63566  Ceanothus oliganthus var. orcuttii Carl B. Wolf 1935-6-18 7209 Riverside Santa Ana Mts., Coldwater Can. Trail, about 1.5 mi. below (n.) main divide motorway. 1280 Comment
  SJSU15170  Ceanothus ophiochilus Steve Boyd, Tim Ross & Laurel Arnseth 1989-3-31 3097 Riverside Vail Lake area 1 mi W of Lake 624 Comment
  UC1594221  Ceanothus ophiochilus Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-31 3097 Riverside 1 mi W of Vail Lake 609 Comment
  UCR103390  Ceanothus ophiochilus Steve Boyd, K. A. Boyd 1993-3-28 7914 Riverside Palomar Mountains, Palomar Range south of Vail Lake at the N base of Agau Tibia Mt., Agua Tibia Widerness area, Cleveland National Forest. Along trail extending S from end of Woodchuck Rd 884 Comment
  UCR68480  Ceanothus ophiochilus Steve Boyd, T. S. Ross, L. Arnseth 1989-3-31 3099 Riverside Peninsular Range, Vail Lake area, 1 mi. west of lake 640 Comment
  UCR18917  Ceanothus papillosus subsp. roweanus John C. Roos 1960-5-30 s.n. Riverside Peninsular Range/Santa Ana Mtns., ridge east of Sugarloaf [=Pleasants Peak] 1067 Comment
  RSA755791  Ceanothus perplexans Dylan O. Burge 2007-3-21 DOB 802 c Riverside San Jacinto Mountains, along Highway 243, 16.1 road miles north of Idyllwild, near the turn-off for Poppet Flat Road, 17.2 kilometers 319 degrees true north-northwest of Idyllwild. 1280 Comment
  UCR34442  Ceanothus prostratus A. C. Sanders 1984-7-1 4696 Riverside San Jacinto Mtns., In experimental plots behind the Vista Grande Guard Station on Hwy 243 about 10 miles south of Banning 1494 Comment
  RSA180281  Ceanothus tomentosus var. olivaceus E. W. Lathrop 1965-3-30 5592 Riverside 16 miles west of Murrieta. Comment
  UCR170097  Cenchrus ciliaris John F. Green, Nathan Moorhatch 2005-4-26 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, Indio, south of Indio Blvd., between Burr St. and Ave. 42, within sight of I-10 12 Comment
  CAS-BOT-BC277186  Centaurea X pouzinii F. Willmarth 1960-6-20 s.n Riverside Old Fuller Rancho, near Corona Comment
  UCR175061  Centaurea melitensis Teresa Nieto 2005-5-26 24 Riverside Peninsular Range, Wildomar, Menifee Hills, south of Bundy Canyon Rd. c. 1 mile from Harvest Way East, north of Felswood Rd. 579 Comment
  RSA209603  Centaurium venustum Robert Eaton 1968-5-13 680513 -11 Riverside Tenaja Rd. 8.5 miles from Washington St. Murietta. Sandia Canyon. 305 Comment
Read comments
Apr 20 2008
  RSA561057  Centaurium venustum Steve Boyd, T. S. Ross, D. Bramlet 1993-5-12 7356 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon. 366 Comment
  JEPS106969  Centromadia pungens subsp. laevis Jasmine Watts 2005-7-19 3 Riverside Hemet, S of CA-74 and W of Warren Road Comment
  RSA689428  Centromadia pungens subsp. laevis R. E. Riefner 2003-5-27 03 -242 Riverside Back basin of Lake Elsinore, Malaga Rd near Mission Trail Rd. Comment
  RSA232956  Cercidium floridum D. A. Young 1969-4-18 P- 320 Riverside 3 miles SE of Hwy 74 ( approx. 8 miles S of Palm Desert, Cali.) on Carriage Trail road near the Deep Canyon Research Station. 366 Comment
  RSA784724  Cercidium floridum Duncan S. Bell 2012-3-18 3212 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  UCR13742  Cercocarpus betuloides N. R. Zabriskie, W. W. Zabriskie 1972-10-22 546 Riverside Santa Rosa Mtns., NE side Cactus Spring Trail west of Horsethief Canyon. Deep Canyon Drainage. Near site # 13 1098 Comment
  UCR18833  Cercocarpus betuloides John C. Roos 1948-5-15 3854 Riverside Sonoran (Colorado) Desert, Eagle Mountains, upper Lost Palms Canyon 1037 Comment
  JOTR30769  Cercocarpus betuloides var. betuloides La Doux, Tasha, Mike Bell, Katy Matthews 2007-4-4 1884 Riverside Joshua Tree National Park. Little San Bernardino Mountains: (Stop 6) Smith Water Canyon 1264 Comment
  POM187418  Cercocarpus ledifolius L. Crutcher 1933-8-22 4 Riverside Red Tahquitz, San Jacinto Mountains. Comment
  UCR281244  Chaenactis artemisiifolia Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-27 317- 73 Riverside Temescal Valley, North side of Concordia Ranch Rd., slopes just east of Black Powder Rd. 393 Comment
  UCD130234  Chaenactis carphoclinia Geoffrey Levin 1975-4-5 466 Riverside 1 mile west of Berdoo Canyon Road on Dillon Road. Foothills of Little San Bernadino Mountains. Saltan Sink Drainage. 60 Comment
  UCR104002  Chaenactis carphoclinia George K. Helmkamp 1998-4-4 3157 Riverside Sonoran (Colorado) Desert, 7.1 miles north of Hwy I-10 on Eagle Mtn Rd, to the vicinity of the pumping station 305 Comment
  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
  SEINET9118568  Chaenactis carphoclinia D. Myrick 1966-1 1349 Riverside Desert Hot Springs, desert slope adjoining Linda Vista Lodge. Comment
  JOTR31919  Chaenactis carphoclinia var. carphoclinia Harding, Mitzi, T. Herskovits 2011-4-10 s.n. Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; where foothills border Hwy 177 278 Comment
  JEPS23578  Chaenactis fremontii P. H. Raven 1958-3-16 11861 A Riverside Smoketree Wash; Joshua Tree National Monument Comment
  SEINET3133949  Chaenactis fremontii S. B. Parish 1907-4-19 6076 Riverside W borders of the Colorado desert 100 Comment
  RSA0106324  Chaenactis fremontii Lyman Benson 1946-4-15 12026 Riverside 2 miles east of Banning. 609 Comment
  UCR140295  Chaenactis glabriuscula A. C. Sanders 2004-4-9 27470 Riverside San Jacinto Valley, Tres Cerritos, c. 3 miles WNW of Hemet, east of the Lakeview Mtns., alluvial slope in mouth of large canyon on south side 473 Comment
  UCR262227  Chaenactis glabriuscula T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3706 Riverside San Jacinto Mountains, San Jacinto River Canyon, along South Fork Trail (FSR 2E17), c. halfway between Hwy 74 and the bottom of the canyon 1274 Comment
  UCR80808  Chaenactis glabriuscula Scott D. White 1993-5-29 1449 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  UCSB6427  Chaenactis glabriuscula Waian, Lee 1960-5-14 Riverside San Jacinto Mtns.; 8 miles from Banning on road to Idyllwild 1066 Comment
  UCSB69915  Chaenactis glabriuscula Cowan, Clark 1978-4-24 Riverside 2.1 mi. (3.3 km.) off Ave. 66 on a dirt road, 1.3 mi. (2 km.) on Ave. 66 from Hwy. 86; Lake Cahuilla Comment
  POM251765  Chaenactis glabriuscula var. glabriuscula Ora M. Clark 1929-3-2 1598 Riverside Near Alberhill Comment
  POM351765  Chaenactis glabriuscula var. glabriuscula Ora M. Clark 1929-3-2 1598 Riverside Near Alberhill Comment
  SD137902  Chaenactis glabriuscula var. glabriuscula Darin L. Banks, Steve Boyd 1995-5-3 191 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, north slope of Agua Tibia Mountain. 515 Comment
  RSA695676  Chaenactis stevioides J. Russell Bruff 1928-4-3 179 Riverside 13 miles W of Desert Center. Comment
  RSA94395  Chaenactis stevioides F. W. Peirson 1928-4-24 7905 Riverside Cottonwood Springs, northern Colorado Desert Comment
Read comments
Oct 9 2010
  SD187342  Chaenactis stevioides Naomi Fraga, Sara J. De Groot, et al. 2005-2-10 1422 Riverside Northeastern Colorado Desert region: Along Palen Road near Highway 177. 170 Comment
  UCR240511  Chamaesyce abramsiana Tim Thomas 2012-8-23 5874 Riverside Sonoran (Colorado) Desert, west-northwest of Blythe on east side of McCoy Mountains, 5 mi north of Hwy I-10 168 Comment
  HSC8015  Chamaesyce micromera C. L. Hitchcock, C. V. Muhlick 1964-3-17 23080 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  SEINET3089924 Image available Chamaesyce pediculifera A. C. Sanders, Pitzer, Wright, Charleton, Weir, Bramlett, et al. 1986-3-9 6231 Riverside Painted Gorge, 5.1 miles N of S-80 on Painted Gorge Road, ca. 5 miles NE of Ocotillo. 152 Comment
  RSA433513A  Chamaesyce polycarpa var. polycarpa Julian P. Donahue 1980-8-10 s.n. Riverside 12 mi S of I-10 on Wiley Well RD (= 3 mi S of Wiley Well), Coon Hollow Camp Ground. Outwash plain , S end of Mule Mts. Creosote bush scrub. 244 Comment
  RSA740641  Chamaesyce polycarpa var. polycarpa Scott D. White, Justin M. Wood 2008-7-10 12443 Riverside San Jacinto Mountains: Garner Valley, near Fobes Ranch Rd. 1354 Comment
  SEINET6046708  Chamaesyce setiloba Unknown 1954-9-25 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UCR113893  Cheilanthes newberryi Mitch Provance 1998-4-14 444 Riverside Jurupa Mountains, Crestmore Heights, E. Rattlesnake Mt., 'Oak Knoll' about 0.5 km west of Rubidoux Blvd., across the street from the Crestmore Mines at the Riverside Cement Company. 396 Comment
  CAS-BOT-BC70334  Cheilanthes parryi Ira L. Wiggins 1938-3-25 8924 Riverside Eagle Canyon, 3-5 miles south of Palm Springs Comment
  CHSC8071  Chenopodium Edward L. Smith 1958-3-21 465 Riverside Located at Indio. -6 Comment
Read comments
Apr 7 2008
  CDA23353  Chenopodium album Magally 2007-12-1 PDR# 1377324 Riverside Thermal, S-E Jacson & 58th Ave 0 Comment
Read comments
May 21 2016
  UC56772  Chenopodium album H. M. Hall 1902-8-6 2652 Riverside Vicinity of Riverside 457 Comment
  UCR99875  Chenopodium album Scott D. White 1996-12-26 4642 Riverside Perris Basin, Perris area 442 Comment
  SD247397  Chenopodium berlandieri Andy Sanders 2013-7-7 40858 Riverside Peninsular Range; San Jacinto Mountains: southeast of Idyllwild on Saunders Meadow Road near the trash transfer station (dump), northeast of hairpin turn in road. 1609 Comment
  UCR115139  Chenopodium berlandieri var. zschackei Mitch Provance 2000-10-28 2271 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  UCR108834  Chenopodium botrys O. F. Clarke 1972-5-21 s.n. Riverside Riverside, Santa Ana River near Union Pacific Bridge 213 Comment
  RSA543170  Chenopodium californicum Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6080 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  UCR21983  Chenopodium californicum Steve Boyd 1980-4-8 101 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCD98200  Chenopodium glaucum var. salinum A. C. Sanders 2001-11-25 24888 Riverside Moreno Valley, Hope Depot at Pigeon Pass Rd. on north side of Hwy 60. Comment
  CDA3072  Chenopodium murale J. T. Howell 1977-3-12 52357 Riverside Box Canyon, Joshua Tree National Monument 0 Comment
  UCR33643  Chenopodium murale Faulkner 1978-3-21 344 Riverside Colorado River Valley, 9 mi. north of Blythe on Hwy 95 152 Comment
  UCR41344  Chenopodium murale N. M. Fellows, A. C. Sanders 1985-4-9 159 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
  UCR115135  Chenopodium strictum Mitch Provance 2000-11-2 2294 Riverside North Riverside, Reid Park, c. 0.5 mi SW of the corner of Placentia Ln. and Orange St. 250 Comment
  UCR93823  Chenopodium strictum var. glaucophyllum P. J. MacKay 1996-6-15 007 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  CAS-BOT-BC231771  Chilopsis linearis Louis C. Wheeler 1933-12-1 2281 Riverside San Gorgonio wash at S. P. RR, San Gorgonio Pass 640 Comment
  CSUSB730  Chilopsis linearis Vicki Barnum 1968-5-17 S. N. Riverside Palm Springs. Side of mountain, San Jacinto, 1/4 mile from Tram Way parking lot on side of road. 701 Comment
  RSA612035  Chilopsis linearis C. Epling 1932-11-9 s.n. Riverside Murray Canyon, Palm Springs, Calif. Comment
  UC501502  Chimaphila umbellata Frank W. Peirson 1924-7-27 5004 Riverside 1 mi. w. Deer Spring; San Jacinto Mts. 2438 Comment
  SD227696  Chloris truncata A. C. Sanders 1997-3-26 20138 Riverside Lake Skinner area: large clay patch adjacent to the Skinner entrance road, ca. 1 km NE of Borel Rd. 473 Comment
  UCR130515  Chloris virgata R. E. Riefner Jr. 2003-10-21 03- 459 Riverside Perris-Aguanga Region, Menifee Valley, along Newport Road 1 mile east of Goetz Road intersection 427 Comment
  RSA689682  Chloris virgata R. E. Riefner Jr. 2003-10-21 3 -459 Riverside Menifee Valley, along Newport Road 1 mile E of Goetz Road intersection 442 Comment
  RSA776508  Chorizanthe brevicornu Amber Swanson, Duncan S. Bell 2011-3-10 209 Riverside Box canyon, SW side of Mecca Hills 72 Comment
  JEPS57786  Chorizanthe brevicornu var. brevicornu W. L. Jepson 1927-4-13 11677 Riverside Painted Canyon, NE of Mecca, Colorado Desert Comment
  RSA752219  Chorizanthe brevicornu var. brevicornu Scott D. White, Justin M. Wood, Paul Kielhold 2009-4-21 12583 Riverside San Bernardino Mountains: Ridgeline E of Whitewater Canyon, +/- 2 miles N of town of White Water (Interstate 10), near Super Creek Quarry. 640 Comment
  UC472756  Chorizanthe brevicornu var. brevicornu Mary F. Spencer 1918-3-25 Riverside Colorado Desert Comment
Read comments
Jun 12 2012
  HSC78585  Chorizanthe corrugata G. K. Helmkamp 1983-3-24 3838 Riverside Little Chuckwalla Mtns., N base, 1.5 mi. E of Graham Pass Rd. 335 Comment
  RSA0107468  Chorizanthe corrugata Duncan S. Bell, Amanda Turek 2009-3-29 156 Riverside Collecting in the large western drainage of the Arica Mountains, within the Palen/McCoy wilderness area. 434 Comment
  RSA739344  Chorizanthe leptoceras Keith E. Hoffmaster 1937-6-6 759 Riverside Near Valle Vista, Hemet Valley. Comment
  CAS-BOT-BC191352  Chorizanthe leptotheca Susan G. Stokes 1934-7-1 311 Riverside San Jacinto Mt. Roadside 1219 Comment
  VVC1505  Chorizanthe leptotheca A. C. Sanders, PJ MacKay, Tim Thomas, O Clarke 1997-5-4 20679 Riverside San Jacinto Mountains, N side of the range, Twin Pines Creek drainage, dry slopes above Brown Creek. 915 Comment
  RSA715196  Chorizanthe parryi var. parryi A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-26 32614 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn/Scott Rd. and north of Clinton Keith Rd. 579 Comment
  CAS-BOT-BC257188  Chorizanthe polygonoides var. longispina D. E. Bramlet 1989-4-7 1815 Riverside Perris-Aguanga Basin region: Lake Skinner County Park, south of Lake Skinner, 500 ft. west of Old Warren Rd. and 100 ft. north of the E-W access road 518 Comment
  UCR155809  Chorizanthe polygonoides var. longispina Chris E. True 2005-4-25 s.n. Riverside Temecula Region, summit of Oak Mountain, north of Vail Lake 823 Comment
  UCR217496  Chorizanthe polygonoides var. longispina Lee A. Ripma, Jeff B. Galvin 2008-5-21 100 Riverside Palomar Mtns, Agua Tibia, west of Woodchuck Rd., east of Pechanga Indian Reservation 792 Comment
  UCR217497  Chorizanthe polygonoides var. longispina Jeff B. Galvin 2008-5-7 042 Riverside Santa Ana Mtns, San Mateo Cyn (West), 1.1km west of Wildomar Rd., and 500m southwest of Tenaja Trail 655 Comment
  RSA392744  Chorizanthe rigida Louis C. Wheeler 1931-11-26 372 Riverside Salton Bench Mark, Colorado Desert. -15 Comment
  RSA555333  Chorizanthe rigida A. C. Sanders, E. J. Lawlor 1992-4-4 12088 Riverside McCoy Mountains, within 1/2 mile of McCoy Spring. 244 Comment
  CAS-BOT-BC246332  Chorizanthe spinosa J. Von Loh 1978-7-11 60375 A Riverside Edwards Air Force Base. 762 Comment
  RSA263673  Chorizanthe staticoides E. W. Lathrop 1968-6-2 6955 Riverside Main Divide Truck Trail between El Carriso and San Mateo Canyon. Cleveland National Forest. Comment
  RSA557731  Chorizanthe staticoides Steve Boyd, Ken Berg, Sandy Morey, Jon Keeley 1992-5-3 7170 Riverside Vail Lake area, ridge about 1 mile west of the lake, east of ''Little'' Oak Mountain. 610 Comment
  SEINET3087441 Image available Chorizanthe xanti B. Pitzer 1986-4-26 190 Riverside Whitewater Canyon, ca. 4.5 mi. N of Hwy I-10 on Whitewater Canyon Road. (Whitewater 7.5' quad). 732 Comment
  RSA0098331  Chorizanthe xanti var. leucotheca Marc A. Baker, Danny Cuellar, Youssef Atallah, Elizabeth Kempton 2015-4-13 18313 Riverside San Gorgonio Pass, 5.5 km WNW of White Water, 20 km NW of Palm Springs. 456 Comment
  RSA172019  Chorizanthe xanti var. leucotheca P. A. Munz 1930-5-1 11919 Riverside One mile east of Cabazon, San Gorgonio Pass. Comment
  RSA763414  Chorizanthe xanti var. leucotheca Justin M. Wood 2009-5-11 688 Riverside [San Jacinto Mountains:] Garner Valley, Quinn Flat area. 1372 Comment
  SD248476  Chorizanthe xanti var. xanti Lee A. Ripma 2008-6-25 130 Riverside Peninsular Ranges: San Jacinto Mountains: Alvin Meadows (Blackburn Canyon 7.5'Q) 1467 Comment
  UCSB16204  Chrysolepis sempervirens Barrick, Linda 1963-5-4 Riverside near Black Mountain Public Campground, 7 mi. N of Banning- Idyll- wild Road via Black Mountain Road 2133 Comment
  CLARK-A1528-187  Chrysopsis villosa var. echioides C. M. Flanagan 1973-6-13 OO 701 Riverside Morongo Indian Reservation 975 Comment
  UCR34881  Chrysothamnus nauseosus L. B. Ziegler 1974-10-18 536 Riverside San Jacinto Mtns., S end of Thomas Mountain area, alongside Hwy [371] between Anza & Hemet (Garner) Valley 1372 Comment
  RSA770313  Chrysothamnus paniculatus Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4403 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
  CHSC8456  Chylismia brevipes Edward Laidlaw Smith 1958-3-21 359 Riverside 3 mi. m. Desert Center, Chuckwalla Mt. Range. Colorado River drainage area. 274 Comment
  SD241105  Chylismia brevipes subsp. brevipes Dave Silverman, Mark Bibbo 2010-3-31 7893 Riverside Southern McCoy Mountains, east bajada flank, 1.6 km W of Black Creek Road, 7.0 km NE of McCoy Peak and 6.8 km north of I-10. 178 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
  SBBG6278  Chylismia claviformis T. L. Secrest 1948-4-7 Riverside 5 mi below Whitewater 274 Comment
  UCSB4429  Chylismia claviformis Haller, John 1958-3-22 Riverside S. of Hwys 60, 70; 5.8 miles E. of Desert Center Comment
  CAS-BOT-BC160617  Chylismia claviformis subsp. aurantiaca C. B. Wolf 1932-4-29 3109 Riverside Eastern Colorado Desert, 9 mi. so. of Browns Well on the Blythe - Rice road 243 Comment
  CAS-BOT-BC160636  Chylismia claviformis subsp. aurantiaca R. J. Dobbs 1927-3-30 2975 Riverside Palm Springs Comment
  RSA0051555  Cirsium acaulescens Nancy Anderson 1955-5-22 s.n. Riverside Hemet Meadow. 1371 Comment
  UC30787  Cirsium occidentale var. californicum H. M. Hall 1901-6-1 2286 Riverside vicinity of Chalk Hill San Jacinto Mountains 1584 Comment
  RSA500558  Cirsium occidentale var. occidentale Steve Boyd, Timothy S. Ross, L. Arnseth 1989-6-4 3601 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  RSA740254  Cirsium vulgare Scott D. White, Justin M. Wood 2008-7-9 12410 Riverside San Jacinto Mountains: Johnson Meadow 1415 Comment
  SEINET3005050  Cistanthe ambigua G. Rink 2011-4-27 10487 Riverside Proposed Palo Verde Solar Power Plant about 15 miles southwest of Blythe 109 Comment
  POM98805  Cistanthe ambigua P. A. Munz 1926-1-31 9982 Riverside Clay hills, west of Dos Palmos, Colorado Desert. Comment
  RSA483570  Cistanthe monandra D. Charlton 1988-5-21 1952 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74 1677 Comment
  POM11500  Cistanthe monosperma P. A. Munz 1922-7-7 6039 Riverside San Jacinto Peak. 3293 Comment
  UCR59858  Citrullus lanatus J. M. Stewart 1989-11-20 637 Riverside Western Colorado Desert, Interstate Hwy 10, east of Indian Avenue, North Palm Springs Comment
  CLARK-A1528-641  Clarkia cylindrica I. Rauch 1968-5-14 Riverside Santa Ana River Comment
  RSA85121  Clarkia epilobioides J. C. Roos 1952-5-7 5618 Riverside Box Springs Mountains, north of Canyon Crest Heights 488 Comment
  UCR115428  Clarkia epilobioides Scott D. White, D. E. Bramlet 1999-4-22 7242 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 Comment
  UCR151105  Clarkia purpurea Scott D. White 1999-6-8 7452 Riverside Santa Ana Mtns, Corona, near Bedford Canyon: foothills at E slope of Santa Ana Mtns. ''Joseph Canyon'' wash near a disused quarry 366 Comment
  RSA764128  Clarkia purpurea subsp. quadrivulnera L. M. Prince, Duncan S. Bell 2009-6-17 573 Riverside Cleveland National Forest Comment
  SDSU13942  Clarkia purpurea subsp. quadrivulnera Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2133 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  RSA748334  Clarkia rhomboidea Justin M. Wood, Brandy Wood 2009-6-13 886 Riverside Idyllwild County Park, Lilly Creek and adj slope to W of campground. 1585 Comment
  RSA282925  Claytonia parviflora subsp. tenuifolia C. W. Tilforth, B. Busenberg 1980-6-17 2018 Riverside Slopes ca. 1/2 mi. south of Toolbox Springs Campground along Thomas Mtn. Road, south of Lake Hemet, west of Hiway 74. 1982 Comment
  UCR94924  Clematis ligusticifolia Scott D. White 1996-8-15 4458 Riverside San Jacinto Mtns., Idyllwild Area: Unnamed drainage (tributary to Toll Rd. Cyn.) at crossing w/ USFS Rd. directly west of Isomata. 1555 Comment
  UC75779  Clematis pauciflora Miss M. A. King 1893-1 Riverside Menifee Comment
  RSA20088  Cleome isomeris I. W. Clokey, E. G. Anderson 1935-4-17 6641 Riverside Cottonwood Springs. Comment
  UCR193134  Collinsia concolor A. C. Sanders, Tim Thomas 2008-6-20 35529 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
  RSA408229  Collinsia heterophylla var. heterophylla Anstruther Davidson 1923-5-1 s.n. Riverside Idyllwild Comment
  UCR79263  Collinsia parryi Steve Boyd, Orlando Mistretta 1992-4-23 7072 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon 305 Comment
  CLARK-A1528-5722  Colubrina californica John C. Roos 1946-10-26 3138 Riverside Chuckwalla Mountains Comment
  UCR41565  Condalia globosa var. pubescens A. C. Sanders, D. Charlton, B. Pitzer, J. M. Stewart 1986-3-1 6042 Riverside Chuckwalla Bench, W side of Chuckwalla Mtns, 9 miles south of Hwy I-10 on the Gasline Road, 2 mi. airline south of the Model Mine 579 Comment
  SBBG101698  Conium maculatum S. Boyd, T. Ross 1991-6-14 6378 Riverside Warm Springs Crk at the NE end of Hogbacks Ridge, from Alamos Rd, S to confluence with Adobe Spring tributary, 2-3 mi NW of Murrieta Hot Springs Comment
  CAS-BOT-BC216024  Convolvulus Steve Boyd 1986-5-1 1787 Riverside Hill W of Skunk Hollow, Skunk Hollow vernal pool, Southwestern Perris Basin Comment
  CAS-BOT-BC216025  Convolvulus Steve Boyd 1986-5-1 1810 Riverside Lower south slopes of Bachelor Mtn., east end of Lake Skinner, Bachelor Mtn. Comment
  UCR92650  Conyza coulteri F. M. Reed 1907-10-16 1971 Riverside Sheep ranch at head of Mockingbird Canyon, at crossing of Elsinore Road, foothills SE of Riverside 457 Comment
Read comments
Oct 6 2017
  UC219572  Corallorhiza maculata P. A. Munz 1922-6-28 5865 Riverside Santa Rosa Santa Rosa Mts. (along creek) 2133 Comment
  RSA0084703  Cordylanthus nevinii Michael Denslow, Firoozeh Navid-Ara, Valerie Soza 2003-7-15 1453 Riverside Northeast of South Ridge trailhead, east of Idyllwild. 2012 Comment
  UC26350  Cordylanthus rigidus subsp. setiger H. M. Hall Aug. 1901 2621 Riverside vicinity of Strawberry Valley San Jacinto Mountains 1584 Comment
  HSC5414  Coreopsis douglasii C. L. Hitchcock, C. V. Muhlick 1964-3-17 23091 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  RSA575899  Corethrogyne filaginifolia Steve Boyd 1994-10-14 8401 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area of the Cleveland National Forest, San Mateo Canyon, along the Fisherman's Camp Trail, N of Tenaja Canyon. 451 Comment
  UC895237  Corethrogyne filaginifolia I. W. Clokey and E. G. Anderson 1935-8-21 6961 Riverside e Keen Post Office; Hillside 1350 Comment
  UCR116973  Crassula aquatica A. C. Sanders, T. B. Salvato 2001-5-3 24098 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  SBBG120133  Crassula connata A. C. Sanders with K. Volansky 2005-3-17 29202 Riverside French Valley, SE of Winchester Rd (Hwy 79) between Thompson Rd and Benton Rd, ca. 0.5 mi NE of Adobe Spring, near San Diego Aqueduct 412 Comment
Read comments
Mar 20 2011
  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
  RSA334997  Cressa truxillensis Steve Boyd 1985-8-7 1118 Riverside Murrieta area, Clinton Kieth Rd., just east of the Bear Creek development golfcourse. Comment
  SD186166  Crocanthemum scoparium A. C. Sanders 2004-4-20 27535 Riverside Santa Rosa Plateau, 0.5 km west of Tenaja Road and north of the San Diego county line. 640 Comment
  RSA0121039  Crossosoma bigelovii Duncan S. Bell, LeRoy Gross 2016-3-29 9108 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5 air miles southeast of the summit of Martinez Mountain. 686 Comment
  RSA70558  Croton californicus F. W. Peirson 1920-12-29 4439 Riverside 1.5 miles east of Whitewater Station, head of Coachella Valley. Comment
  SEINET7863222 Image available Croton californicus J. Andre, G. L. Clifton 2011-2-22 17471 Riverside Coachella Valley; just south of Hwy I-10 at Amtrak train station parking , just west of N. Indian Cyn Drive. 7.5' Quad: Desert Hot Springs. 186 Comment
  UCR178330  Croton setiger T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 600 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, sag pond at Burro Flats, tree stand P-10 1098 Comment
  RSA18944  Cryptantha angustifolia Roxana S. Ferris, Ruth P. Rossbach 1938-5-15 9515 Riverside 19 mi. from Cottonwood Springs, Riverside Co. N end of Pinto Basin Comment
  RSA27462  Cryptantha angustifolia I. L. Wiggins 1941-3-24 9562 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio. Comment
  RSA796326  Cryptantha angustifolia Duncan S. Bell 2009-4-18 210 Riverside Arica Mountains: northwest of range, approximately 1.6 air miles south of Highway 62, and approximately 0.4 air mile north of California aqueduct. 389 Comment
  SEINET3083593 Image available Cryptantha angustifolia E. R. Blakley 1966-4-9 6756 Riverside 1 mi. W. Desert Center on US 60-70. 274 Comment
  JOTR30797  Cryptantha barbigera La Doux, Tasha 2008-2-4 1818 Riverside Joshua Tree National Park. Hexie Mountains, Porcupine Wash. Near road leading to Cottonwood. 745 Comment
  POM96832  Cryptantha barbigera F. M. Reed 1926-3-3 5162 Riverside Wash of Whitewater River near Bridge on Hwy. Comment
  RSA0020314  Cryptantha circumscissa D. C. Pearson, W. E. Sawyer 1982-4-24 s.n. Riverside ~1mi So. I-10. Comment
  SDSU14044  Cryptantha clevelandii var. clevelandii Robin P. Silverstein 2002-4-1 6 Riverside Santa Margarita Ecological Reserve. Next to concrete drainage, under telephone wire, east bank of river, 1/10 of a mile south of Northside Field Station. 244 Comment
  CAS-BOT-BC218859  Cryptantha costata Lewis S. Rose 1936-12-29 36834 Riverside Desert sand hills, La Quinta 0 Comment
  RSA0079341  Cryptantha cycloptera Lyman Benson 1933-3-31 4169 Riverside Beginning of Hemet Road [presumably Hwy 74 on desert side, Deep Cyn.] Colorado Desert watershed. 549 Comment
  RSA0123678  Cryptantha decipiens Duncan S. Bell, LeRoy Gross 2016-3-9 8863 Riverside Orocopia Mountains; northwestern section of the range, approximately 6.5 air miles southwest of Chiriaco Summit, collecting in the area know as Hotel California. 775 Comment
  SEINET194039  Cryptantha dumetorum Annie M. Alexander, Louise Kellogg 1941-4-27 2097 Riverside Joshua Tree National Monument ; Riverside and San Bernardino Counties. 1311 Comment
  UC1168749  Cryptantha dumetorum Peter H. Raven 1958-2-15 11558 Riverside Corn Springs Chuckwalla Mountains Comment
  CAS-BOT-BC218760  Cryptantha holoptera John Thomas Howell 1928-3-24 3529 Riverside Painted Canyon, Colorado Desert Comment
  RSA79569  Cryptantha holoptera F. W. Peirson 1935-4-17 11475 Riverside 30 miles north of Blythe. Comment
  SD240920  Cryptantha inaequata Dave Silverman 2010-3-24 7825 Riverside South Palen Lake, Chuckwalla Valley, 5.0 km SE of Sidewinder Well, 2.4 km SW of Palen Dunes Drive, and 3.7 km N of Interstate 10. 130 Comment
  JEPS67652  Cryptantha intermedia W. L. Jepson 1935-4-21 17159 Riverside Aguanga, near branch road to Pines Aguanga 603 Comment
  RSA500070  Cryptantha intermedia Steve Boyd 1989-4-2 3241 Riverside Vail Lake area, sandy valley at NE end of lake, N of Wilson Creek 488 Comment
  RSA710935  Cryptantha intermedia A. C. Sanders 2001-4-8 23983 Riverside Western Colorado Desert: Coachella Valley, Desert Hot Springs, N of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch. 348 Comment
  RSA771784  Cryptantha intermedia Orlando Mistretta, Duncan Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4577 Riverside San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  UC1212065  Cryptantha intermedia Peter M. Ray 1949-3-12 1348 Riverside 2 mi w Whitewater (n side of Coachella Valley); Coachella Valley 457 Comment
  UCR116982  Cryptantha intermedia A. C. Sanders, T. B. Salvato 2001-5-3 24081 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR162925  Cryptantha intermedia B. G. Pitzer, Stu Hemstreet 1992-5-21 1935 Riverside Santa Ana Mtns., Cleveland National Forest, State Hwy 74, 1 mi. uphill of the 2,000 ft. marker & to the left 0.1 mi. on an old paved road 762 Comment
  UCR231803  Cryptantha intermedia Brent Barnes, A. C. Sanders, Giles Waines, UCR Plant Taxonomy Class 2007-5-12 09 Riverside Peninsular Range; San Jacinto Mtns., dirt forest service road north of Poppet Flats, west of Hwy 243 1253 Comment
  UCR43176  Cryptantha intermedia B. G. Pitzer, Karen Kirtland 1986-5-6 0212 Riverside Peninsular Range, Butterfield Stage Ranch Development, hills on the north side of Pauba Valley in Rancho California area, 1 mi south of Buck Mesa, on the E side of Butterfield Stage Rd. 457 Comment
  POM14031  Cryptantha maritima P. A. Munz, D. D. Keck 1922-4-14 4942 Riverside East of Whitwater Ranch 213 Comment
  RSA0049916  Cryptantha maritima Jim Andre 2014-1-27 26673 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  RSA499628  Cryptantha maritima Robert Gustafson 1980-4-3 1526 Riverside Orocopia Mountains, about 6 miles east of Mecca along Box Canyon Road, south of the road 305 Comment
  SBBG37502  Cryptantha maritima R. N. Muller, S. Lindsey 1967-5-11 Riverside 1.9 mi S on rd to top of Box Springs Mtns from its jct with Pigeon Pass Rd Comment
Read comments
Mar 23 2014
  RSA499648A  Cryptantha micrantha P. J. Remple 1942-3-21 s.n Riverside Whitewater Canyon. Comment
  SEINET3105257  Cryptantha micrantha Faulkner 1978-3-30 410 Riverside 1 mile N. of Riverside Mtns., bench area, 4 miles South of Vidal. 146 Comment
  UCSB10422  Cryptantha micrantha Haller, Norman 1953-5-24 Riverside Hwy. 74, Vandeventer Flats, 5 miles W. of Pinyon Flats, San Jacinto Mts. 1524 Comment
  UCR279392  Cryptantha micrantha subsp. micrantha A. C. Sanders, Jim Malusa 2017-3-24 42985 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  RSA557870  Cryptantha micromeres Steve Boyd, Orlando Mistretta 1992-4-23 7060 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area. Along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon. 244 Comment
  RSA612941  Cryptantha micromeres D. L. Banks 1997-3-29 1636 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
  UCR79234  Cryptantha micromeres Steve Boyd, Orlando Mistretta 1992-4-23 7060 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area, along San Mateo Creek from Riverside County line, following San Mateo Trail upstream to the confluence with Bluewater Canyon 305 Comment
  OBI32767  Cryptantha microstachys K. J. Ross 1968-5-16 680514 -2 Riverside N side of Santa Ana River off Fremont Ave. E across Union Pacific RR tracks and ford river Comment
  RSA355166  Cryptantha microstachys A. C. Sanders, B. Pitzer 1986-4-30 6479 Riverside Bee Cyn, along the road, l.1 mi. above the mouth of the canyon at the San Jacinto River Valley. 703 Comment
  UC1595636  Cryptantha microstachys Steve Boyd 1991-5-10 6213 Riverside just n mouth of Hagador Canyon (Santa Ana Mountains, base of range) 426 Comment
Read comments
Jun 8 2012
  UCR158856  Cryptantha microstachys Scott D. White 1994-6-14 2060 Riverside Peninsular Ranges; Perris-Aguanga Basin region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  UCR158326  Cryptantha muricata A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30051 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
  RSA0079262  Cryptantha muricata var. jonesii Scott D. White 1999-5-24 7397 Riverside San Jacinto Valley, San Jacinto River wash: Just N of City of San Jacinto, about 1 mile SE of State St. Bridge. 448 Comment
  RSA774888  Cryptantha muricata var. muricata Orlando Mistretta, Duncan Bell, Joy England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5031 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 W116.66011 750 Comment
  CLARK-A1045-103  Cryptantha pterocarya George K. Helmkamp 1977-3-20 Riverside San Jacinto Mountains flats above Deep Canyon; ; Palm Desert 15'Q 1066 Comment
  JOTR30796  Cryptantha pterocarya La Doux, Tasha 2008-2-4 1817 Riverside Joshua Tree National Park. Hexie Mountains, Porcupine Wash. Near road leading to Cottonwood. 745 Comment
  RSA0079106  Cryptantha pterocarya var. pterocarya Duncan S. Bell 2011-4-7 2183 Riverside The east side of the Arica mountains; approximately 1.2 air miles north of Priests Well. or approximately 4.5 air miles southwest of the ghost town of Rice. 308 Comment
  HSC79081  Cryptantha racemosa G. K. Helmkamp 1984-5-5 - 4 Riverside Little San Bernardino Mtns., Big Morongo Canyon, 4 mi. below the caretaker's house at the Big Morongo Preserve 549 Comment
  JOTR30328  Cryptantha racemosa La Doux, Tasha, E. Babich, J. Galvin, B. Truesdell, N. Fraga, A. Miller, J. Van Warmerdam 2008-2-4 1772 Riverside Joshua Tree National Park. Stop #2: Hexie Mtns./Porcupine wash. Deep canyon with sandy bottom and rocky steep slopes. 778 Comment
  UC180109  Cryptantha utahensis Charlotte M. Wilder 1907-4-9 870 Riverside from Palm to Murray Canyon (below junction of washes); Colorado Desert Comment
  UCR26541  Cucurbita foetidissima A. C. Sanders, S. Hagopian 1981-5-20 2115 Riverside Perris-Aguanga Basin, S side of Pauba Valley, within l mi of Hwy 71 bridge over the Temecula River 367 Comment
  UC75797  Cucurbita palmata Miss M. A. King 1893-1 Riverside Menifee Comment
  RSA388505  Cuscuta californica Steve Boyd 1986-5-1 1811 Riverside Bachelor Mtn.: Lower south slopes of Bachelor Mtn., east end of Lake Skinner. Comment
  UCR193908  Cuscuta californica A. C. Sanders, Mitch Provance 2008-7-11 35774 Riverside Peninsular Range; San Jacinto Mtns., FS road 5S02 to Coldwater Creek below road to helipad, 1 mi. NE of Mountain Center, c. 1/2 mile NE of Keenwild Fire Station 1463 Comment
  SEINET9037744 Image available Cylindropuntia bigelovii M. A. Baker 2015-1 18303 Riverside 1.7km NE of White Water Hill, just west of Hwy 62, 2km north of its junction with Interstate 10, 13km NW of central Palm Springs, gentle east-facing slope of granitic sand, silt, and grus 353 Comment
  SEINET9037808 Image available Cylindropuntia echinocarpa M. A. Baker, Michelle Cloud-Hughes 2015-1 18412 Riverside San Gorgonio River, 2.5km SW of Cabazon, 28km WNW of central Palm Springs 538 Comment
  SEINET4560613  Cynanchum utahense Duncan S. Bell 2009-1 273 Riverside Arica Mountains: west side of range, approximately 2.5 air miles southwest of Priests Well. 391 Comment
  SDSU12977  Cynodon dactylon Michael G. Simpson 1999-10-27 2056 Riverside Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UC303942  Cyperus eragrostis Crawford and Johnston 1917-6-9 15 Riverside Santa Ana R. at Corona; Santa Ana R. Comment
  UCR109736  Cyperus eragrostis T. W. Fisher 1963-9-20 s.n. Riverside Riverside, Santa Ana River 213 Comment
  HSC101604  Cyperus squarrosus Steve Boyd, G. D. Wallace 2005-7-30 11649 Riverside Peninsular Ranges; San Jacinto Mountains region; San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2652 Comment
  UC60275  Cyperus squarrosus H. M. Hall 1901-1 2663 Riverside water courses in vicinity of Strawberry Valley; San Jacinto Mts. 1615 Comment
  RSA404175  Dalea mollis F. R. Fosberg 1932-3-13 8075 Riverside Thousand Palm Canyon, Coachella Valley Comment
  RSA550011  Dalea mollis Walter Wisura, John Dolan, C. Demme 1992-4-13 4686 Riverside Wileys Well road, 2.7 miles s of prison Comment
  RSA774929  Dalea mollis Duncan S. Bell 2011-4-7 2163 Riverside Northwest side of the Arica Mountains; just south of the Colorado River Aqueduct at the end of the Aqueduct access road. 283 Comment
  POM301796  Dalea mollissima J. Cole 1942-5-19 964 Riverside Ruby Lee Mine, Joshua Tree National Monument. 915 Comment
  RSA404179  Dalea mollissima Anstruther Davidson 1922-3-1 3484 Riverside Palm Springs Comment
  RSA644208  Dalea mollissima V. W. Steinmann 1999-10-26 1413 Riverside foothills of the Chuckwalla Mountains, open desert ca. 0.5 km south of Desert Center. 275 Comment
  UC863727  Dalea mollissima Lewis S. Rose 1936-12-26 36829 Riverside 37 mi. e. Indio (Indio-Blythe Rd.) 762 Comment
  RSA4879  Dasyochloa pulchella C. B. Wolf 1932-4-27 2995 Riverside Colorado Desert, 14 miles E. of Mecca on Blythe Road 152 Comment
  RSA774925  Dasyochloa pulchella Duncan S. Bell 2011-4-7 2167 Riverside On the east side of the Arica mountains; approximately 2 miles northwest of Priests Well, or approximately 5.2 air miles southwest of the ghost town of Rice. 357 Comment
  POM13846A  Datisca glomerata E. C. Jaeger 1921-7-7 1184 Riverside Massacre Canyon [Badlands, near Lamb Canyon -SDW] Comment
Read comments
Nov 5 2011
  UCR193503  Datisca glomerata A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35647 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1555 Comment
  RSA133099  Datura wrightii Donald A. Johansen 1933-7-14 s.n. Riverside Mesa Mira. Comment
  UCR94958  Datura wrightii Scott D. White 1996-9-22 4528 Riverside Perris Basin, Lakeview Mtns: north of Homeland, along Juniper Flats Road, c. 1.2 road miles north of intersection with State Hwy 74, unnamed drainage channel parallel to the road 500 Comment
  IRVC26246  Daucus pusillus A. C. Sanders, D. Malueg 2003-5-8 26578 Riverside Los Alamos Road at Warm Springs Creek crossing west of Hwy 79, northeast of the Hogbacks, north of Los Alamos Rd. and east of the creek Perris-Aguanga Basin region 396 Comment
  CAS-BOT-BC293821  Deinandra fasciculata Palmer Stockwell 1935-5-12 1221 Riverside 2.5 mi. N. of Elsinore Comment
  UC480887  Deinandra fasciculata S. B. Parish 1916-7-8 10773 Riverside pass road to Riverside Comment
Read comments
Apr 16 2011
  OBI16255  Deinandra kelloggii Robert F. Hoover 1968-6-7 11155 Riverside Lower St Johns Cyn s of Hemet Comment
  RSA753544  Deinandra kelloggii Michael Wall 2009-5-29 513 Riverside Bautista Canyon east of Hemet, ca. 8 miles SE of jct. with Fairview Ave., on north side of Bautista Rd. 773 Comment
  SD82947  Deinandra kelloggii Andrew R. Moldenke, Harold N. Moldenke 1971-4-25 25509 Riverside Aguaranga [Aguanga] (mak 11/06) Comment
  SD181704  Deinandra paniculata Scott D. White 1998-10-9 7170 Riverside Corona, near Bedford Canyon; site adjacent to housing tracts now under construction and proposed for same. 334 Comment
  CLARK-A1528-779  Delphinium ajacis C. M. Flanagan 1971-5-24 Riverside Highgrove Comment
  JEPS5765  Delphinium parishii subsp. parishii D. A. Johansen and J. A. Ewan 1932-4-10 7094 Riverside mouth of canyon above Palm Springs; western Colorado Desert, Tahquitz Canyon Comment
  CAS-BOT-BC7860  Delphinium parishii subsp. subglobosum K. Watkins; E. McClintock 1937-4-10 s.n. Riverside Palms to Pines Highway, 2 mi. above valley Comment
  RSA525454  Delphinium parryi D. Bramlet 1990-4-29 4499 Riverside Lake Skinner County Park, SE base of Bachelor Mtn. Comment
  UC1537319  Delphinium parryi Gordon H. True Jr. 1930-3-20 98 Riverside in wash Mockingbird Hills, Mockingbird Canyon 365 Comment
  UCD96283  Delphinium parryi R. N. Raynor 1938-6-20 s.n. Riverside Coahuila. Comment
  UCR166149  Delphinium parryi T. B. Salvato, John F. Green 2004-5-27 568 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 1 mi SE of Oak Glen Conservation Camp 1402 Comment
  CAS-BOT-BC121432  Delphinium parryi subsp. parryi George Robertson 1904-5-1 468 Riverside Keller Creek, Santa Ana Comment
  CAS-BOT-BC121434  Delphinium parryi subsp. parryi C. B. Wolf 1935-4-7 6302 Riverside Gavilan Hills Region, 2 mi SW of Perris 426 Comment
  UCR110965  Delphinium parryi subsp. parryi George K. Helmkamp 1998-6-27 4095 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  CLARK-A1528-3935  Dendromecon rigida David T. Wright 1966-5-16 Riverside San Jacinto Mountains Comment
  JEPS10814  Descurainia obtusa subsp. adenophora H. M. Hall Jun 1901 2152 Riverside Vandeventer Flat; San Jacinto Mountains 1371 Comment
  UC1536927  Descurainia pinnata Gordon H. True Jr. 1935-2-22 13 Riverside Gavilan Hills 609 Comment
  RSA0124040  Descurainia pinnata subsp. intermedia Duncan S. Bell, LeRoy Gross 2016-3-10 8886 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; northwestern section of the range; collecting approximately 1.75 air miles northwest of the summit area. 938 Comment
  UCR35192  Descurainia pinnata subsp. menziesii L. B. Ziegler 1969-4-2 336 Riverside San Jacinto Mtns, Pinyon Flats 1250 Comment
  UCR172229  Descurainia sophia John F. Green 2006-5-3 s.n. Riverside Peninsular Ranges, French Valley, unincorporated Riverside County; along San Diego Aqueduct right of way between Benton Road and the obvious drainage to the south 412 Comment
  RSA329752  Dicentra chrysantha Gary D. Wallace 1966-4-16 468 Riverside Scandia Canyon betw. Murrieta and De Luz along De Luz Cr. Santa Ana Mtns. 701 Comment
  RSA751917  Dicentra chrysantha Scott D. White, Justin M. Wood 2009-5-22 12920 Riverside San Jacinto Mountains: Old Control Road, above Halfway Spring. 1159 Comment
  IRVC35  Dichelostemma capitatum subsp. capitatum R. H. Whittaker, W. A. Niering 1963-5-27 SJ 6 Riverside Hemet Hwy, between Hemet and Mtn Center. Peninsular Ranges, San Jacinto Mountains 1250 Comment
  RSA33601  Dichelostemma capitatum subsp. capitatum N. C. Cooper 1944-5-21 1276 Riverside San Jacinto Mtns., west side. 1372 Comment
  UCR41503  Dichelostemma capitatum subsp. capitatum B. G. Pitzer 1986-2-22 18 Riverside San Bernardino Mountains, Whitewater Canyon at Fish Hatchery, also to c. 0.5 mi north of hatchery, c. 5 mi north of Hwy I-10 on Whitewater Canyon Road 732 Comment
  CAS-BOT-BC292184  Dicoria canescens Marcus E. Jones 1924-10-1 s.n. Riverside Whitewater Comment
  CAS-BOT-BC292185  Dicoria canescens Marcus E. Jones 1927-10-3 s.n. Riverside Indio Comment
  HSC47476  Dicoria canescens Richard Spjut, Judy Adams 1978-11-22 5238 Riverside Colorado Desert; vicinity of North Palm Springs along Indian Ave. Comment
  UC402678  Dicoria canescens Mrs. L. S. Masters 1901-6-20 Riverside Palm Springs Colorado Desert, Palm Springs Comment
  RSA9753  Dicoria canescens L. C. Wheeler 1933-3-1 2287 Riverside 2 miles E Cabazon, San Gorgonio Pass. 640 Comment
  SJSU7723  Diplacus bigelovii R. C. McGehee 1970-4-30 242 Riverside Corn Springs Canyon 4 mi W of Corn Springs Campground, Chuckwalla Mts c. 22 mi SE of Desert Center Comment
  CAS-BOT-BC152917  Diplacus brevipes Street; Durant 1918-5-12 s.n. Riverside San Jacinto Comment
  RSA0018428  Diplacus longiflorus var. calycinus Carl B. Wolf 1932-5-24 3657 Riverside 1 mi. above the Fish Hatchery. Snow Creek, No. base San Jacinto Mountains. 793 Comment
  RSA0019299  Diplacus puniceus D. L. Banks, Steve D. Boyd 1995-6-2 561 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, approximately 1/4 mile S of the clay grasslands. 902 Comment
  UCR259226  Distichlis spicata Mitch Provance 2012-4-20 412- 05 Riverside San Timoteo Canyon, just southeast of the SCE El Casco Substation, on the south side of San Timoteo Canyon Rd./Oak Valley Parkway 643 Comment
  JOTR34105  Ditaxis lanceolata La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2671 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary 711 Comment
  RSA608169  Ditaxis lanceolata Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10054 B Riverside Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 426 Comment
  UCR281016  Ditaxis lanceolata Fred M. Roberts 2016-3-5 7990 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
  UCR103594  Ditaxis neomexicana George K. Helmkamp, E. A. Helmkamp 1998-2-18 2702 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  RSA798843  Ditaxis serrata var. californica Duncan S. Bell, Amanda Bell, Evan Bell 2012-10-7 4344 Riverside Arica Mountains: collecting in narrow canyon in center of range within the Palen/McCoy Wilderness, approximately 2.25 air miles west of Priests Well, or approximately 6.75 air miles southwest of the ghost town of Rice. 429 Comment
  CSUSB522  Dithyrea californica Barry A. Vittor 1966-3-4 S. N. Riverside Rancho Dos Palmas, 2 miles northeast of Salton Sea State Park 30 Comment
  POM14563  Dithyrea californica R. W. Campbell 1922-3-12 s.n. Riverside Palm Springs Comment
Read comments
Jul 4 2010
  RSA696071  Dithyrea californica Keith E. Hoffmaster 1937-3-16 s.n. Riverside Palm Springs. Comment
  UCD77605  Dithyrea californica Robert E. Preston 1997-11-11 1065 Riverside East edge of Palo Verde Mesa 99 Comment
  UCR241805  Dithyrea californica A. C. Sanders, Ann Howald 2013-2-28 40552 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 2.2 miles west of Hwy 78, 9.2 km SW (245 deg. ) of Ripley 96 Comment
  UCR70735  Dithyrea californica N. C. Cooper 1945-3-24 1618 Riverside Sonoran (Colorado) Desert; San Gorgonio Pass, Cabazon 457 Comment
  UCSB2316  Dithyrea californica Ilch, D. 1932-3-13 Riverside Palm Springs, Colorado Desert Comment
  SEINET5342919  Dithyrea californica E. Neese 1979-4-10 7065 Riverside Joshua Tree Nat. Mon. s of Twenty-Nine Palms, between Pinto Basin jct and Cottonwood Wash. 305 Comment
  CAS-BOT-BC41902  Dithyrea maritima Geo. B. Grant 1906-5-2 s.n. Riverside Collected on Colorado desert at Palm Springs. Comment
  RSA698511  Dodecatheon alpinum J. R. Bruff 1934-7-5 s.n. Riverside wet ground 2896 Comment
  RSA728149  Dodecatheon clevelandii Daphne K. Christopher, Hannah Stevens 2003-4-8 119 Riverside Santa Rosa Plateau Nature Conservancy Preserve. 556 Comment
  CLARK-A1045-157  Downingia cuspidata George K. Helmkamp 1978-6-1 Riverside Santa Ana Mountains vernal pool near origin of creek; Wildomar 7.5'Q Comment
  UCD55000  Downingia cuspidata Robert F. Thorne; P. Munz, E. Lathrop 1968-5-8 37571 Riverside Santa Rosa Plateau. On Mesa de Colorado, Rancho California. 670 Comment
  CAS-BOT-BC41632  Draba corrugata var. saxosa Winifern W. Swarth 1914-9-14 s.n. Riverside San Jacinto Mountains. San Jacinto Peak. 3293 Comment
  UC219594  Draba corrugata var. saxosa P. A. Munz 1922-6-28 5870 Riverside Toro Peak Santa Rosa Mts., Toro Peak 2529 Comment
  UCR217794  Draba cuneifolia Jim Andre, T. La Doux 2010-2-28 12561 Riverside Lower Colorado River Valley, along Hwy 95 c. 25 miles north of Blythe, on east side of Big Maria Mountains, under radio tower 83 Comment
  POM99020  Draba cuneifolia var. integrifolia E. C. Jaeger 1926-3-24 s.n. Riverside White Tanks, Western end of Pinto Mts. Comment
  UC488973  Drymocallis glandulosa C. V. Meyer June 1927 189 Riverside Saunder's Meadow San Jacinto Mts., Saunder's Meadow 1676 Comment
  UC860693  Drymocallis glandulosa var. viscida C. Epling, Wm. Robison 1935-6-30 Riverside between Pine Flat Camp and Fuller's Mill; Mt. San Jacinto, btw Pine Flat Camp and Fuller's Mill Comment
  SEINET13709264  Dryopteris arguta J. Adams, J. Adams (Botany) 1966-1 746 Riverside Santa Rosa Plateau, Dirt Rd from Murrieta to De Luz 2500 Ft 762 Comment
  RSA83384  Dudleya edulis P. A. Munz 1923-6-18 4277 Riverside Temecula Canyon. Comment
  JEPS49925  Dudleya lanceolata W. L. Jepson 1901-5-17 1222 Riverside Riverside Comment
  RSA180394  Dudleya lanceolata E. W. Lathrop 1965-5-30 5774 Riverside 6 miles W of Murrieta. Comment
  RSA680519  Dudleya lanceolata Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8634 -B Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. I.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  UCR240273  Dudleya lanceolata Jeffrey Ross, T. B. Salvato 1998-6-9 MOR- 339 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Lion Canyon, c. 3.5 miles NNW of Cabazon 854 Comment
  UCR3186  Dudleya lanceolata Chuck Elliott 1964-5-7 s.n. Riverside Riverside, 1 mi past end of Canyon Crest Road west. 305 Comment
  UCSB2522  Dudleya lanceolata White, Arthur 1960-5-14 Riverside 2.2 mi. S of Hwy. 70 and 99 on the road to Idyllwild; from Banning; 100 yds. to S of road Comment
  CAS-BOT-BC109650  Dudleya saxosa subsp. aloides Reid Moran 1947-5-10 2181 Riverside Palms-to-Pines highway 1 mile east of Santa Rosa Summit. 1371 Comment
  JEPS49888  Dudleya saxosa subsp. aloides W. L. Jepson 1901-5-22 1349 Riverside s Hemet Valley (Palm Canyon and return to Van Deventer's) Comment
  JEPS49922  Dudleya saxosa subsp. aloides W. L. Jepson 1927-4-12 11668 Riverside Whitewater Bridge Colorado Desert, San Gorgonio Pass Comment
  POM6694  Dudleya saxosa subsp. aloides G. McKenna 2796 Riverside San Gorgonio Pass. Comment
Read comments
Nov 29 2011
  SD48455  Dudleya saxosa subsp. aloides L. W. Lenz 1957-6-7 22623 Riverside Ca. 15 miles south of Hemet, along Highway 79. Comment
  UCR213762  Dudleya saxosa subsp. aloides Scott D. White, Justin M. Wood 2009-4-28 12607 Riverside Little San Bernardino Mountains, city of Desert Hot Springs, proposed development north of Pierson Blvd and east of Verbena Dr. Comment
  UCR34873  Dyssodia pentachaeta L. B. Ziegler 1966-6-15 060 Riverside San Jacinto Mountains, Pinyon Flats, N end on S slope of small hill c. 0.25 mi from old loading corral. 1250 Comment
  SEINET8060012 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-8 10 Riverside 1/4mi down Hayfield Rd. south of I-10 500 Comment
  CAS-BOT-BC445577  Echinodorus berteroi S. B. Parish 1895-11-1 s.n. Riverside Elsinore Lake Comment
  UC28462  Echinodorus berteroi Samuel B. Parish 1891-11-3 2246 Riverside Elsinore Lake Comment
Read comments
Aug 8 2010
  POM211569  Elatine brachysperma P. A. Munz 1941-5-18 16664 Riverside north end of Santa Rosa Ranch, Elsinore Mountains. 854 Comment
  RSA0013567  Eleocharis bella Steve Boyd, Gary D. Wallace 2005-7-30 11646 Riverside San Jacinto Mountains State Park, Hidden Lake area, northeast of Hidden Divide, southeast of Long Valley, near head of Hidden Fork of Tahquitz Creek 2652 Comment
  RSA623564  Eleocharis engelmannii R. E. Riefner 1998-10-15 98 -522 Riverside Menefee-Paloma Valley Comment
  CAS-BOT-BC112919  Eleocharis macrostachya H. M. Hall; L. A. Greata 1905-4-1 5919 Riverside Colorado River bottoms. Comment
  JOTR34102  Eleocharis macrostachya La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 2608 Riverside Joshua Tree National Park. Queen Mountains; Barker Dam; Small riparian pond environment with seasonally submerged muddy banks, surrounded by boulder outcrops (Stop 4) 1301 Comment
  UCR130512  Eleocharis obtusa var. engelmannii R. E. Riefner Jr. 2001-12-16 01- 775 Riverside Perris-Aguanga Region, Paloma Valley; near Antelope Rd. and Garboni Rd. 450 Comment
  CAS-BOT-BC113281  Eleocharis parishii Scott D. White 1995-6-29 3409 Riverside Cole Creek, NW of Murrieta, just upstream from Murrieta Ck. confluence. 350 Comment
  CAS-BOT-BC33443  Eleocharis parishii Samuel Bonsal Parish 1882-4-1 1569 Riverside Palm Springs, Colorado Desert. Tranquility Canyon. Comment
  UC1172  Eleocharis parishii H. M. Hall Jun 1901 2013 Riverside San Jacinto Mtns; Colorado Desert Comment
  RSA559355  Elymus elymoides Steve Boyd, Timothy S. Ross 1992-5-15 7387 Riverside Southern Santa Ana Mountains, southeastern flank of Elsinore Peak at 'Onion Hill', a grassy knoll about 1/4 mile E of radio towers, along old Main Divide Road track 1021 Comment
  UC729841  Elymus elymoides subsp. elymoides Carl B. Wolf 1932-8-5 3948 Riverside along trail from Tahquitz Valley to San Jacinto Peak; San Jacinto Mts. 2621 Comment
  UC38193  Elymus glaucus H. M. Hall July 1901 2455 Riverside Tauquitz Valley San Jacinto Mountains 2133 Comment
  UCR2359  Elymus glaucus subsp. glaucus F. M. Reed 1907-6-16 1418 Riverside South Coast; San Bernardino Valley, Riverside, upper south fork of Arroyo Tequesquite 457 Comment
  UCR2366  Elymus triticoides F. M. Reed 1908-7-13 2477 Riverside San Jacinto Mtns., ridge above Tahquitz Valley 2835 Comment
  RSA49178  Emmenanthe penduliflora P. A. Munz 1949-4-13 13055 Riverside Cottonwood Springs, west end of Eagle Mts. Colorado Desert 1143 Comment
  RSA559344  Emmenanthe penduliflora Steve Boyd, Tim Ross 1992-5-15 7398 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
  UC1124258  Emmenanthe penduliflora H. S. Yates 1937-3-23 6407 Riverside 3 miles N of Palm Springs; San Jacinto Quad. 213 Comment
  UC1929975  Emmenanthe penduliflora Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10461 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
  UCR116828  Emmenanthe penduliflora A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23929 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  UCR158327  Emmenanthe penduliflora A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30069 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
  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
  JOTR34010  Emmenanthe penduliflora var. penduliflora La Doux, Tasha, M. Harding 2010-4-7 2898 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; side canyon leading north, approx. 1 mile north of park boundary Comment
  JOTR34387  Emmenanthe penduliflora var. penduliflora Andre, Jim 2012-4-16 20914 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  SBBG37505  Emmenanthe penduliflora var. penduliflora R. N. Muller 1967-4-8 Riverside ca. 2 mi W of St Hwy 62 on Mission Crk Rd, 4.7 mi N of jct between US Hwy 60 and St Hwy 62 579 Comment
  CAS-BOT-BC131316  Encelia farinosa Marian L. Campbell 1921-3-29 71 Riverside Palm Springs Comment
  HSC79045  Encelia farinosa A. C. Sanders 1985-3-1 5390 Riverside Box Springs Canyon, near the intersection of Central Ave. & Hwy. 60, along Gernert Rd., just above the Santa Fe Railroad tracks 427 Comment
  RSA644109  Encelia farinosa Scott D. White 1995-3-30 2682 Riverside Moreno Valley; base of Badlands slopes, N of Highland Blvd. and W of Theodore St. 579 Comment
  RSA775597  Encelia farinosa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 796 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  RSA503401  Encelia farinosa var. farinosa J. D. Olmsted 1962-5-10 3605 Riverside L. Matthews Road ca. 1/2 mi. W of dam 427 Comment
  SEINET10616296  Encelia frutescens David B. Dunn 1948-1-25 Dunn 3643 Riverside Found 1 mile southeast of Cabayon in the Bannings Pass between San Jacinto Mountains and the San Gorgonio Mountains. Comment
  NY70784  Ephedra aspera C. L. Hitchcock 1966-3-16 24204 Riverside Along Palms to Pines Highway, 7 miles south of Palm Desert Comment
  OBI38921  Ephedra aspera A. C. Sanders, D. Charlton, & B. Pitzer, B. Pitzer 1986-3-3 6142 Riverside North foot of the Chuckwalla Mts, 2-3/4 mi airline SE of Desert Center 366 Comment
  CAS-BOT-BC81551  Ephedra californica Marcus E. Jones 1903-5-10 s.n. Riverside Palm [Spring] Springs 60 Comment
  CLARK-A1656-719  Ephedra californica Theo Glenn 1981-3-14 Riverside Whitewater Canyon Comment
  POM214536  Ephedra californica Joseph A. Ewan 1932-4-8 7047 Riverside Whitewater Canyon, about 3 miles above mouth. Comment
  UCSB256  Ephedra californica Gill, Robert 1960-3-23 Riverside About 1 mile from road to Snow Canyon from road to Palm Springs; San Jacinto Mt. Range; Colorado Desert drainage area 396 Comment
  RSA0056204  Ephedra californica W. Marquart 1938-3-12 s.n. Riverside Mule Mountains south of Chuckawall Range. Comment
  CAS-BOT-BC81823  Ephedra nevadensis B. D. Stark 1932-6-17 3747 Riverside Colorado Desert. Eagle Mts., canyon above Cottonwood Springs 396 Comment
  UCR269208  Ephedra trifurca Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood 2011-4-6 987 Riverside Southcentral Mojave Desert, Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  RSA787332  Epilobium adenocaulon var. parishii Robert F. Thorne, E. W. Lathrop, Walter Wisura 1977-7-8 49556 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons Comment
  UCR266261  Epilobium brachycarpum D. E. Bramlet 2006-8-11 4044 Riverside Perris-Aguanga Basin Region, San Jacinto Valley, west of Hemet at Hemet-Ryan Airport 459 Comment
  UCR93035  Epilobium brachycarpum Steve Boyd, D. L. Banks 1994-9-29 8371 Riverside Lake Elsinore, Floodplain east of dike along San Jacinto River, west of Sedco Hills community 381 Comment
  RSA38400  Epilobium canum subsp. latifolium P. A. Munz 1946-10-20 11583 Riverside Cottonwood Springs; Joshua Tree National Monument. 1098 Comment
  SD129445  Epilobium ciliatum J. Hirshberg 1989-7-25 Riverside Butterfield country, southwest of Vail Lake. Comment
  RSA522101  Epilobium ciliatum subsp. ciliatum Steve Boyd, T. S. Ross 1989-8-28 3794 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  RSA787212  Epilobium oregonense J. D. Olmsted 1959-7-8 754 Riverside Tahquitz Creek drainage area. North lobe of Skunk Cabbage Meadow in springy area. 4.5 mi ENE of Idyllwild. 2424 Comment
  RSA191439  Equisetum laevigatum E. W. Lathrop, Thorne 1967-9-26 6624 Riverside 6 miles NW of Murrieta. Comment
  RSA650202  Equisetum laevigatum R. Garner 1974-7-15 s.n. Riverside San Jacinto Mts. Comment
  RSA503417  Equisetum telmateia var. braunii J. Olmstead 1962-5-10 3629 Riverside Coldwater Canyon (western Riverside Co.) 396 Comment
  UCR115146  Eragrostis lehmanniana Mitch Provance 2000-10-28 2280 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 290 Comment
  RSA605216  Eremalche exilis A. C. Sanders, G. Helmkamp, P. Mackay 1995-3-12 16022 Riverside Sonoran (Colorado) Desert Coachella Valley, City of Indio, just SW of Whitewater River channel at Auto Center Drive (Hwy 111). -7 Comment
  UC218033  Eremalche rotundifolia P. A. Munz and D. Keck Apr 9 1922-Apr 12 1922 4874 Riverside vicinity of Corn Springs Corn Springs; Colorado Desert, Chuckwalla Mts. 457 Comment
  RSA0043061  Eremothera refracta Jim Andre 2014-1-27 26664 Riverside At mine site (and borrow pit), in canyon 1.3 mi. west of Hwy 95 (at Wilson Rd), 12.2 mi. south of Vidal Jct (at Hwy 62). 224 Comment
  UC874147  Eremothera refracta Ira L. Wiggins 1937-3-9 8756 A Riverside wash 5 mi w Shaver's Well Comment
  UCD170651  Eremothera refracta Jim Andre 2011-2-9 15896 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
  CAS-BOT-BC514316  Eriastrum densifolium subsp. austromontanum John Thomas Howell 1927-8-2 2908 Riverside About halfway, on road between Banning and Strawberry Valley, Mt. San Jacinto 1524 Comment
  RSA0105504  Eriastrum densifolium subsp. austromontanum P. A. Munz 1922-6-25 5820 Riverside San Jacinto Mts. Between Vandeventer and Hemet Valley. 1433 Comment
  RSA0106920  Eriastrum densifolium subsp. austromontanum J. D. Olmsted 1959-8-18 785 Riverside San Jacinto Mt. Range. M. Fk. San Jacinto River. Along May valley truck trail, 4 mile north of crest of road west of South Ridge; 2 mi south of Idyllwild. 1676 Comment
  UC1787318  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-5-29 123 Riverside San Jacinto Mountains: Old Banning-Idyllwild Road, 0.4 km south of junction with Hwy 243 (the new road to Idyllwild), roadcut along both sides of road 682 Comment
  RSA0110542  Eriastrum densifolium subsp. elongatum B. Pitzer, B. L. Phillips 1988-7-1 1481 Riverside Dripping Springs Area: S of Vail Lake, N of Hwy 79, between Kolb & Arroyo Seco Creeks. 488 Comment
  RSA0123352  Eriastrum diffusum Duncan S. Bell, Isaac Marck, Evan Meyer 2016-3-23 9052 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Agua Alta Canyon, approximately 3.5 air miles southeast of the summit of Martinez Mountain. 639 Comment
  UCSB38668  Eriastrum eremicum Cowan, Clark 1978-4-24 Riverside Lake Cohuila; 2.1 mi. (3.3 km) off Ave 66 on a dirt road, 1.3 mi. (2 km) on Ave 66 from Hwy 86; Whittaker transect #W-222 Comment
  RSA0120089  Eriastrum eremicum subsp. eremicum Michael Wall 2008-4-26 454 Riverside Chuckwalla Mountains; Corn Springs wash at Corn Springs Rd. crossing ca. 8.0 miles SW of Chuckwalla Rd. 435 Comment
  SD48054  Eriastrum eremicum subsp. eremicum John Ingram 1955-4-18 214 Riverside Along U. S. Highway 99, 0.25 mile west of the junction with the road to Twenty-nine Palms. Comment
  RSA0120105  Eriastrum eremicum subsp. eremicum C. L. Hitchcock 1940-4-4 5956 Riverside Pinto Basin. Comment
  UC489044  Eriastrum sapphirinum C. V. Meyer Jun 1927 152 Riverside Temecula Comment
  UC907918  Eriastrum sapphirinum Carl V. Meyer June 1927 152 Riverside hills near Temecula Comment
Read comments
Sep 30 2009
  UCR98680  Eriastrum sapphirinum S. J. Myers 1995-6-9 s.n. Riverside Peninsular Range, Lake Elsinore, 0.5 mi south of intersection of Grand Ave. and Ortega Hwy (State Hwy 74) 457 Comment
  CAS-BOT-BC515003  Eriastrum sapphirinum subsp. dasyanthum S. B. Parish 1894-6-14 3331 Riverside San Bernardino Mountains and their eastern base: Banning 767 Comment
  UCR89903  Ericameria cuneata A. C. Sanders 1995-11-26 17921 Riverside Tule Creek Valley, NE of Tule Peak, between Aguanga and Anza, south of Hwy 371 1311 Comment
  RSA296144  Ericameria cuneata var. spathulata B. A. Prigge 1980-8-18 3968 Riverside San Bernardino Mountains, Whitewater Canyon; 3.5 miles upstream from trout farm. 991 Comment
  RSA614692  Ericameria cuneata var. spathulata A. C. Sanders, D. Wappler, T. Schram 1994-10-6 15785 Riverside San Jacinto Mountains (N slope): rocky gorge of Azalea Creek, Twin PInes Creek drainage 1189 Comment
  UC494685  Ericameria cuneata var. spathulata P. A. Munz 1932-10-16 12848 Riverside road Indio to Vandeventer Flat; Santa Rosa Mts. 1066 Comment
  UCSB45912  Ericameria palmeri Clarke, Oscar 1969-10-14 Riverside Box Springs Mtns.; by the entrance to the University of California at Riverside Botanic Garden Comment
  UCR120207  Ericameria palmeri var. pachylepis Mitch Provance 1998-3-5 192 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
  UC64809  Ericameria paniculata E. E. Schellenger 1904-10-15 43 Riverside between Cabazon and Whitewater; Colorado Desert Comment
Read comments
Mar 13 2011
  POM96266  Ericameria pinifolia E. C. Jaeger 1925-11-9 s.n. Riverside Dripping Spring, S.W. Riverside Co. Comment
Read comments
Jun 3 2008
  JOTR33672  Erigeron breweri var. covillei La Doux, Tasha, Mike Bell, Mariya Navasio 2005-9-21 2662 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Wonderland of Rocks; Near Wall Street Mill parking area 1310 Comment
  UC31492 Image available Erigeron breweri var. jacinteus H. M. Hall June, 1901 2322 Riverside near Tahquitz; San Jacinto Mountains; near Tauquitz, San Jacinto Mts. 2690 Comment
  RSA40569  Erigeron divergens J. C. Roos 1947-4-5 3418 Riverside on stony slope, SE of Pinyon Flats, Santa Rosa Mts. 1372 Comment
  POM48956  Erigeron foliosus P. A. Munz, I. M. Johnston 1924-7-26 8719 Riverside Pine Flats Camp, San Jacinto Mtns. 1677 Comment
  UCR96422  Erigeron foliosus Scott D. White 1996-8-1 4432 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  CAS-BOT-BC296241  Erigeron foliosus var. foliosus F. Grinnell 1908-7-1 s.n. Riverside Strawberry Valley, San Jacinto Mts. 1828 Comment
  JEPS41515  Erigeron foliosus var. foliosus W. L. Jepson 1903-8-5 2262 Riverside Strawberry Valley San Jacinto Mt., Strawberry Valley 1676 Comment
  SBBG88092  Erigeron foliosus var. foliosus S. Myers 1988-6-30 Riverside Murrieta area, between Interstate 15 and Jackson Street, ca. 0.5 mi SE of Inland Valley Medical Center, near Clinton Keith Rd Comment
  CLARK-A1528-4615  Eriochloa aristata John C. Roos 1965-9-26 Riverside Indio Comment
  CAS-BOT-BC189086  Eriodictyon crassifolium Nancy Ryan Zabriskie; Walter Zabriskie 1971-4-24 397 Riverside Water service road above crossing of Deep Canyon, N slope Santa Rosa Mountains 1316 Comment
  SD137735  Eriodictyon crassifolium Darin L. Banks, Steve Boyd 1995-3-30 127 Riverside Cleveland National Forest, Agua Tibia Wilderness Area, N slope pf Agua Tibia Mt. W of Dripping Springs Alcove, on Woodcuck Trail 633 Comment
Read comments
Mar 2 2013
  UC708743  Eriodictyon crassifolium H. K. Wagnon 1944-5-30 405 Riverside along Tahquitz Creek (Palm Springs); along Tahquitz Creek, Palm Springs Comment
  UC880702  Eriodictyon crassifolium I. W. Clokey and E. G. Anderson 1935-4-16 6834 Riverside e Hemet; e of Hemet 600 Comment
  RSA618408  Eriodictyon crassifolium var. crassifolium D. L. Banks 1997-5-5 1968 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
  CAS-BOT-BC189163  Eriodictyon crassifolium var. nigrescens Scott D. White 1996-4-14 3903 Riverside E of Hemet, San Jacinto River Wash near Valle Vista, N of Highway 74, ca. 1.7 mile W of USFS Cranston Fire Station 548 Comment
  SEINET13262873 Image available Eriogonum apiculatum L. C. Wheeler 1945-1 6412 Riverside divide between West Fork Snow Creek and North Fork San Jacinto River 2378 Comment
  UCR24319  Eriogonum apiculatum John C. Roos 1937-8-18 2532 Riverside San Jacinto Mountains, Above Idyllwild Comment
  RSA766423  Eriogonum davidsonii Ralph Hoffmann 1929-9-7 1000 Riverside Mount San Jacinto. 1829 Comment
  RSA0018889  Eriogonum deflexum Duncan S. Bell, John Anderson, Kim Clark, Debbie George, Jim George, Ed Howland 2013-9-28 6025 Riverside Chuckwalla Valley; approximately 22.25 air miles west of Blythe, south side of Ford Dry Lake, about 0.5 air mile southeast of Hopkins Well. 107 Comment
  UCR139099  Eriogonum deflexum B. G. Pitzer 1989-4-16 1302 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, just outside impact area, 1 km south of Tabaseca Tank 700 Comment
  SDSU6569  Eriogonum fasciculatum T. B. Bruhns 1966-6-30 276 Riverside Along road, S side of Lake Mathews. 2N-40 Comment
  RSA516763  Eriogonum fasciculatum var. foliolosum Ed LaRue 1989-4-26 s.n. Riverside 2 mi. (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  UCR260541  Eriogonum fasciculatum var. foliolosum T. B. Salvato 2014-5-29 8040 Riverside Perris-Aguanga Basin, Wildomar, field south of Bundy Canyon Road, west of Sunset Avenue and east of a broad oak/willow gully, c. 1.13 mi west of Murrieta Rd and 4.10 mi southeast of Canyon Lake 537 Comment
  UC849406  Eriogonum fasciculatum var. polifolium Alice Eastwood 1913-4-30 3020 Riverside Palm Springs Comment
  CAS-BOT-BC253484  Eriogonum gracile Geo. B. Grant No date on label. s.n. Riverside Strawberry Valley, San Jacinto Mts. Comment
  CAS-BOT-BC253485  Eriogonum gracile Geo. B. Grant No date on label. s.n. Riverside Strawberry Valley, San Jacinto Mts. 1524 Comment
  RSA0106806  Eriogonum gracile Jeremiah George 2012-5-17 s.n. Riverside Beaumont Bench, north slope facing San Timoteo Creek, north of Hwy 60 and south of Oak Valley Parkway, E of Potrero Blvd. 747 Comment
  RSA766313  Eriogonum gracile Joseph A. Ewan 1928-8-23 1524 Riverside Strawberry Valley. San Jacinto Mtns. 1616 Comment
  SD186297  Eriogonum gracile Andy C. Sanders, Mike Misenhelter 2005-6-15 30971 Riverside Sage-Aguanga Region; 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Road at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit 640 Comment
  UC86025  Eriogonum gracile J. W. Toumey 1894-9-27 Riverside Banning Comment
Read comments
Mar 13 2011
  UCR178008  Eriogonum gracile T. B. Salvato, Tracy Tennant 1998-7-18 MOR- 605 Riverside San Bernardino Mtns., Morongo Indian Reservation, vicinity of Wood and Potrero Canyons 1280 Comment
  UC217980  Eriogonum heermannii var. argense E. C. Jaeger 1921-11-15 250 Riverside 2 mi e Keyes Ranch Comment
Read comments
Nov 6 2011
  RSA784978  Eriogonum inflatum Duncan S. Bell 2012-3-18 3222 Riverside The Mecca Hills; southeastern section of hills; at mouth of Hidden Canyon where drainage is blocked by the Coachella Canal, approximately 2.8 air miles southwest of Hidden Spring. 20 Comment
  RSA342561  Eriogonum inflatum var. inflatum Robert F. Thorne, W. A. Tilforth 1980-5-28 54194 Riverside San Bernardino Mountains: Whitewater ridge above old bridge. Comment
  UCR281911  Eriogonum nidularium A. C. Sanders, Jim Malusa 2017-9-19 43343 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, canyon 3.35 km SW (214 deg. ) of Tabaseca Tank 693 Comment
  UC217840  Eriogonum nudum var. pauciflorum P. A. Munz 5989 Riverside Tahquitz Valley San Jacinto Mts., Tahquitz Valley 2225 Comment
Read comments
Sep 8 2011
  CAS-BOT-BC258087  Eriogonum plumatella Philip A. Munz 1946-10-20 11595 Riverside Near Ellen M. Mine, Joshua Tree National Monument 1295 Comment
  RSA64578A  Eriogonum reniforme F. W. Peirson 1914-04 1737 Riverside Whitewater, west end of Coachella Valley. Comment
  UC1329840  Eriogonum saxatile James E. Cole 1941-6-9 860 Riverside s summit of Stubby Spring Pass; Joshua Tree National Monument 1432 Comment
  CAS-BOT-BC263513  Eriogonum thomasii L. R. Abrams 1926-3-26 11112 Riverside Between Edon and Garnet east of San Gorgonio Pass Comment
  POM6837  Eriogonum thomasii P. A. Munz, L. T. Street, G. Williams 1919-3-27 2358 Riverside Near Salton Sea. Comment
Read comments
Nov 19 2011
  RSA776241  Eriogonum thomasii Duncan S. Bell 2010-3-20 598 Riverside Riverside Mountains; in the vicinity of Calzona Mine; approximately 2 air miles northeast of Riverside Mountain Peak. 232 Comment
  RSA777832  Eriogonum thomasii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 850 Riverside Chuckwalla Mountains Wilderness, off Corn Spring Road. Large wash draining out of large canyon in Chuckwalla Mountains, draining through pavement plain bajadas 396 Comment
  SD103935  Eriogonum thomasii J. L. S. Simpson 1965-5-14 Riverside Toward the New York Mountains Comment
Read comments
Mar 23 2014
  SD125509  Eriogonum thomasii Steven A. Junak 1983-3-23 1635 Riverside East side of Jefferson Road, across from the entrance to Cahuilla Lake County Park, south of Indio Comment
  UC912798  Eriogonum thomasii Mary F. Spencer 1922-3-23 2148 Riverside near Mecca; Colorado Desert -48 Comment
  UCR275143  Eriogonum thomasii David Fraker, Aaron C. Sedgwick 2012-4-4 066 Riverside Sonoran (Colorado) Desert, south of Joshua Tree National Park, north of Hwy I-10 on powerline road, 0.5 mi west of Cottonwood Springs Road 522 Comment
  UCR36108  Eriogonum thomasii R. F. Thorne 1983-4-23 55503 Riverside San Bernardino Mtns., On the south end of ridge at mouth of Whitewater Canyon, east of bridge, 'about 3.3 mi. north of Whitewater Post Office' [!??] 427 Comment
  POM2304  Eriogonum thurberi S. B. Parish 1917-6-11 11363 Riverside Santa Ana River. Comment
  UC412809  Eriogonum thurberi R. L. Pendleton 1906-5-27 966 Riverside Santa Ana River above Salt Lake bridge; Santa Ana River Comment
  UCR160283  Eriogonum thurberi A. C. Sanders 1990-5-21 10022 Riverside San Jacinto Valley, Sanderson Ave. near Gilman Springs Rd., NW of San Jacinto 457 Comment
  JEPS56112  Eriogonum wrightii var. membranaceum C. M. Dammers 1933-10-25 Riverside The Gavilan Gavilan Hills, The Gavilan Comment
  RSA420611  Eriogonum wrightii var. membranaceum N. R. Zabriskie, Walter Zabriskie 1972-9-7 534 Riverside Strawberry firebacks, S of S end Marion Ridge Rd., Pine Cove, W drainage San Jacinto Mountains. 1921 Comment
  SBBG1672  Eriogonum wrightii var. membranaceum H. and M. Dearing 1936-12-26 142 Riverside Palms to Pines Hwy 1066 Comment
  UCR138559  Eriogonum wrightii var. subscaposum Steve Boyd, D. E. Bramlet 1988-10-8 2866 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
Read comments
Sep 3 2020
  RSA94416  Eriophyllum ambiguum var. paleaceum F. W. Peirson 1933-4-13 10638 Riverside Road from Deep Canyon to Idyllwild. 610 Comment
  UCR135984  Eriophyllum confertiflorum A. C. Sanders, Kerry Knudsen, T. B. Salvato 2004-5-18 27906 Riverside Peninsular Range, Alberhill Mountain, around dried pool in bottom of a large clay pit 445 Comment
  JOTR34132  Eriophyllum confertiflorum var. confertiflorum Andre, Jim, T. La Doux, R. B. Kelley 2011-5-4 21097 Riverside Joshua Tree National Park. Long Canyon, upper watershed on east ridge, 1.1 miles south of radio tower, approx. 6 mi. south of town center of Yucca Valley 1206 Comment
  POM358163  Eriophyllum lanosum Anstruther Davidson 1922-4-1 3527 Riverside Palm Springs. Comment
  RSA516882  Eriophyllum multicaule Steve Boyd 1986-3-1 1365 Riverside Gavilan Hills, Gavilan Plateau: 1/4 mile south of Harford Springs County Park. 640 Comment
  RSA716425  Eriophyllum multicaule Scott D. White 2006-4-27 11311 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  OBI8199  Eriophyllum wallacei David J. Keil, Malcolm McLeod, Dirk Walters 1977-3-28 12078 -1 Riverside Joshua Tree Natl Monument, along Pinto Basin Rd 11 mi S of N park boundary Comment
  RSA729267  Eriophyllum wallacei R. F. Thorne, M. Z. Thorne 1973-3-30 42687 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  SEINET11850802  Eriophyllum wallacei E. A. Purer 1935-1 6452 Riverside E slope of San Jacinto Mountain Comment
  UCR265820  Erodium botrys Mitch Provance 2012-5-24 512- 01 B Riverside San Bernardino Mountains, Banning, foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 1067 Comment
  RSA612826  Erodium botrys D. L. Banks 1997-3-1 1343 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
  RSA650518  Erodium botrys David B. Dunn, Lint 1955-4-1 11845 Riverside About two miles east of Cabazon, along the railroad right of way. 488 Comment
Read comments
May 24 2012
  UCR269900  Erodium brachycarpum D. E. Bramlet, Amy Hills, R. E. Riefner Jr., Russell Huddleston 2005-3-2 3655 Riverside Perris-Agunaga Basin Region; San Jacinto Valley, west of Hemet, east of San Diego Canal, west of Warren Rd., south of Hwy 74, north of W Stetson Ave. 457 Comment
  JOTR16708  Erodium cicutarium Vanderspek & Youse 1964-4-19 64538 Riverside Joshua Tree National Park. WILSON CANYON Comment
  UCR92611  Erodium cicutarium Scott D. White 1994-3-29 1942 Riverside Beaumont Badlands, near county dump and old DeAnza Cycle Park, north of Hwy 60 701 Comment
  RSA192021  Erodium moschatum E. W. Lathrop 1966-3-20 6056 Riverside 3 miles W of Murrieta Comment
  RSA390940  Erodium texanum Anstruther Davidson 1893-4-10 s.n. Riverside Palm Springs. Comment
  RSA0034958  Erysimum capitatum Norman Lederer 1950-4-30 s.n. Riverside Palms to Pines Hgw. Comment
  LA204341  Erysimum capitatum var. capitatum Norman C. Cooper; 1944-5-20 1227 Riverside Palms to Pines Highway 1371 Comment
  POM17831  Erysimum capitatum var. capitatum P. A. Munz, D. D. Keck 1923-6-14 7067 Riverside Santa Ana Mountains: Glen Ivy Trail to Santiago Peak. 1463 Comment
  SD132282  Erythranthe cardinalis Narca A. Moore-Craig 1984-5-18 Riverside San Jacinto Wildlife Area appx 2 mi N of Lakeview and 0.5 mi W of Davis Rd. Bernasconi Hills below Coyote Pass 487 Comment
  RSA0019316  Erythranthe guttata Carl B. Wolf 1932-5-25 3673 Riverside 1 mile below the Fish Hatchery, Snow Creek, north base of San Jacinto Mountains. 396 Comment
  UCD96488  Eschscholzia androuxii Shannon M. Still; Jennifer R. Still, Charles M. Still 2008-2-14 255 Riverside California. Riverside County: Joshua Tree National Park. 862 Comment
  UCD96515  Eschscholzia androuxii Shannon M. Still; Robert Lee 2009-3-3 455 Riverside California. Riverside County: Joshua Tree National Park. Cottonwood bajada. 636 Comment
  JEPS51743  Eschscholzia caespitosa L. M. Newlon 1922-4-3 438 Riverside Andreas Canyon San Jacinto Mts. Comment
  UCR158857  Eschscholzia caespitosa Scott D. White 1994-6-21 2081 Riverside Temecula/Murrieta Region, Santa Gertrudis Creek, c. 1 mi. east of Skunk Hollow 396 Comment
  UCR78439  Eschscholzia caespitosa Scott D. White 1993-4-20 1200 Riverside Estelle Peak, Gavilan Hills 826 Comment
  CAS-BOT-BC154055  Eschscholzia californica Jun Hu 2000-5-11 22 Riverside San Jacinto Valley: SE of city of Winchester, Hills N of Diamond Valley 488 Comment
  JEPS21006  Eschscholzia californica W. L. Jepson May 17 1901-Jun 1 1901 1319 Riverside Chalk Hill Mt. San Jacinto Comment
Read comments
Mar 6 2007
  RSA525411  Eschscholzia californica Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4519 Riverside San Jacinto Mountains, Vail Lake area, rolling terrain at jtn of Hwy R3 and Powerline Road, NE of the lake. Comment
  SEINET7073410  Eschscholzia californica A. G. Vestal 1963-4-23 s.n. Riverside About 0.1 mile east of Corner at the base of Gavilans Hills. Coordinate datum: NAD27. Comment
  UC118512  Eschscholzia californica Charlotte M. Wilder June, 1905 653 Riverside Wilder's Canyon West Riverside, Jurupa Hills Comment
  JEPS21007  Eschscholzia minutiflora H. M. Hall May 17 1901-Jun 1 1901 1804 Riverside from Riverside to Santa Rosa Peak and Palomar Comment
Read comments
Nov 27 2011
  RSA445672  Eschscholzia minutiflora Gale Sphon 1955-5-22 s.n. Riverside Dead Indian Canyon near Palm Springs Comment
  RSA652810  Eschscholzia minutiflora Colleen Callan 1992-5-2 18 Riverside Yucca Valley. 10 freeway east to Highway 62 east. North on Hwy 247. West on Pipes Canyon Road for Five miles. 1250 Comment
  RSA795736  Eschscholzia minutiflora Jim Andre 2012-3-18 21287 Riverside Palen Valley; along Rice Road (Highway 177) east of Coxcomb Mountains, 9.6 miles south of Highway 62. 208 Comment
  UC69219  Eschscholzia minutiflora E. E. Schellenger April 1905 Riverside Santa Maria Mts. Colorado Desert Comment
  UCR267892  Eschscholzia minutiflora Jim Andre 2013-3-4 23859 Riverside Sonoran (Colorado) Desert, 0.2 miles east of Hwy 95, just south of Riverside Mountains, just north of Queen Sable Point 96 Comment
  GMDRC5577  Eschscholzia papastillii Shannon M. Still 2009-2-21 433 Riverside 172 Comment
Read comments
Sep 2 2017
  RSA25313  Eschscholzia parishii C. L. Hitchcock 1940-3-29 5861 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  UCR166553  Eschscholzia parishii Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10881 Riverside Sonoran (Colorado) Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just east of Coachella Canal 49 Comment
  UCSB3649  Eschscholzia parishii Sage, Paul 1958-3-22 Riverside S. side of HWY 60; 6 mi. E. of Desert Center 274 Comment
  UC1608073  Eucalyptus camaldulensis D. Goodward April 1987 30 Riverside Eucalyptus irrigation plot U.C. Riverside Moreno Valley Field Station (s. of Alessandro Blvd. near Nason St., Tree R45T6); Moreno Valley, U.C. Riverside Moreno Valley Field Station 457 Comment
  UCR136261  Eucalyptus camaldulensis A. C. Sanders 2004-6-20 28230 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., wash near I-15 & Temescal Cyn. Rd., west of main clay pit 305 Comment
  CAS-BOT-BC300505  Eucommia ulmoides O. F. Clarke 2004-4-1 s.n. Riverside Peninsular Range: Riverside; UCR Botanical Garden 412 Comment
  POM13861  Eucrypta chrysanthemifolia P. A. Munz 1922-4-29 5081 Riverside Among rocks west of Lake Elsinore. Base of Elsinore Mountains, 488 Comment
  HSC101591  Eucrypta chrysanthemifolia var. chrysanthemifolia Steve Boyd, Susan Jett 2008-3-20 11834 Riverside Peninsular Ranges; Santa Ana Mountains region: Along Main Divide Truck Trail, south of junction with Wildomar Truck Trail and north of Wildomar Off-Highway Vehicle Area Comment
  UC874212  Eulobus californicus I. W. Clokey and B. C. Templeton 1930-4-9 4714 Riverside n Palm Springs; Colorado Desert 180 Comment
  POM261421  Euonymus occidentalis var. parishii J. C. Roos 1941-8-2 88 Riverside Dark Canyon. 2134 Comment
  UCR121894  Euphorbia albomarginata Ian G. Gillespie 2001-5-7 084 Riverside East side of Santa Ana Mountains, Temescal Valley Area, also known as Sycamore Canyon Area. North of Indian Truck Trail, in drainage off of De Palma Road. Heavy construction currently underway in adjacent areas 335 Comment
  UCR262449  Euphorbia albomarginata John F. Green 2015-6-23 615- 03 Riverside Peninsular Range; San Jacinto Mtns. Region, Anza Valley, east edge of town of Anza, vacant lot at NE side of intersection of Hwy 371 and west end of Burnt Valley Rd. 1226 Comment
  JEPS2595 Image available Euphorbia eremica W. L. Jepson 1914-5-23 6047 Riverside Conchilla Desert Colorado Desert 60 Comment
  RSA614240  Euphorbia ophthalmica A. C. Sanders 1994-11-8 15864 Riverside Sonoran (Colorado) Desert Coachella Valley, Palm Desert. Weeds in lawns & flower beds along a commercial strip on Hwy 111 between Hwy 74 and Sage Lane. 46 Comment
  RSA171353  Euphorbia palmeri J. D. Olmsted 1962-5-3 3533 Riverside Above old Santa Rosa Indian Village; SW side of Santa Rosa Mountain. 1905 Comment
  CLARK-A1528-2643  Euphorbia polycarpa S. C. Warner 1956-5-17 82 Riverside Riverside Comment
  RSA715049  Euphorbia polycarpa A. C. Sanders, Kerry Knudsen 2004-5-26 27965 Riverside Peninsular Range: Alberhill Mountain, SE of old clay mining area. 512 Comment
  SD119921  Euphorbia polycarpa Louis B. Ziegler 1976-9-20 555 Riverside Colorado Desert, north end around Desert Hot Springs, sandy washes & hillsides 380 Comment
  SEINET3409355  Euphorbia polycarpa G. Rink 2013-3-20 11898 Riverside About twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant 105 Comment
  UCR129150  Euphorbia polycarpa Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  UCR51361  Euphorbia polycarpa S. J. Myers 1988-2-4 s.n. Riverside Northgate Estates development, immediately NW of Canyon Lake 488 Comment
  UC444840  Eustoma exaltatum unknown 1905-9-28 267 Riverside near Salt Lake Bridge (Santa Ana River); Santa Ana River Comment
Read comments
Sep 4 2011
  UC31887  Euthamia occidentalis E. L. Koethen 1897-10-16 Riverside Riverbottom, West Riverside Comment
  UCR104005  Fagonia laevis George K. Helmkamp, E. A. Helmkamp 1998-2-5 2657 Riverside Sonoran (Colorado) Desert, Indio Hills, 3 mi. east of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  CAS-BOT-BC293741  Fagonia pachyacantha Mona Bourell 1987-4-14 3277 Riverside BLM California Conservation Area, Hwy 195, spur off of Box Canyon. Near Mecca 150 Comment
  UC108271  Ferocactus cylindraceus T. S. Brandegee April 1894 Riverside Colorado Desert Comment
  RSA0120132  Festuca arundinacea Duncan S. Bell, Thomas Stoughton 2016-4-13 9272 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting along the Cactus Spring Trail, in the vicinity of Horsethief Creek. 1047 Comment
  UCR214889  Festuca microstachys A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37687 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  UCR93057  Festuca microstachys Steve Boyd 1986-4-2 1628 B Riverside Peninsular Range, Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan Plateau 640 Comment
  RSA0121055  Festuca octoflora Duncan S. Bell, LeRoy Gross 2016-3-29 9117 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting in Martinez Canyon, approximately 5 air miles southeast of the summit of Martinez Mountain. 686 Comment
  RSA500184  Filago arizonica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-4-2 3207 Riverside Vail Lake Area, W end of bench on S flank of Oak Mountain. 548 Comment
  RSA525321  Filago arizonica Steve Boyd, David E. Bramlet 1990-4-29 4475 Riverside Lake Skinner County Park, S flank of Bachelor Mountain Comment
  UCR48391  Filago arizonica Steve Boyd 1986-5-1 1789 Riverside Perris-Aguanga Basin region, southwestern Perris Basin, hill west of Skunk Hollow, Skunk Hollow vernal pool 488 Comment
  RSA314664  Filago californica R. F. Thorne, Fosberg, M. H. Sachet, Derral Herbst 1983-4-23 55488 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  UCR177862  Filago depressa Marisa Sripracha, K. A. Boyd 2004-3-21 044 Riverside San Jacinto Mtns. Foothills/Sonoran (Colorado) Desert, Snow Creek 366 Comment
  UCR15606  Filago gallica 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
  RSA464882  Forestiera pubescens Bonnie C. Templeton 1931-4-23 s.n. Riverside Gavilan Peak. 500 Comment
  UC218021  Forestiera pubescens P. A. Munz and I. M. Johnston 1922-5-21 5511 Riverside 2 mi below Kenworthy; San Jacinto Mts., Hemet Valley 1402 Comment
Read comments
Mar 25 2011
  RSA799921  Fouquieria splendens Justin M. Wood, D. M. Ray 2011-4-28 3832 Riverside Sonoran Desert: Chuckwalla Valley: 6.5 miles north of Desert Center on Kaiser Road, +/- 0.4 miles northeast of bend in road. 202 Comment
  UCR4149  Fouquieria splendens Ronald M. Cope 1965-4-8 s.n. Riverside Sonoran (Colorado) Desert, between Desert Center and Indio, c. 25 mi. west of Desert Center, north side of road [vicinity of Cottonwood Springs Rd.] 30 Comment
  UCSB4142  Fouquieria splendens Hurd, Richard 1956-4-14 Riverside 2 miles S of S. Entrance of Joshua Tree Comment
  CAS-BOT-BC223603  Fouquieria splendens subsp. splendens W. L. Jepson 1912-1-1 5251 Riverside Black Point, Riverside Mts. Comment
  UC454004  Fragaria vesca I. J. Condit 1910-6-24 Riverside Strawberry Valley; San Jacinto Mountains 1524 Comment
  UC488841  Fragaria vesca C. V. Meyer Jun 1927 195 Riverside Saunder's Meadow; San Jacinto Mts. 1676 Comment
  UCR174527  Fragaria vesca Holly Summers, Jennifer H. Jones and Thi (Teresa) Bui 2006-5-31 s.n. Riverside Peninsular Ranges; San Jacinto Mtns., Stream below parking lot on Calif. Hwy 243 across road from Lake Fulmor 1616 Comment
  SDSU12976  Fraxinus velutina Michael G. Simpson 1999-10-27 2041 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  RSA771883  Fritillaria biflora Steve Boyd 2010-5-28 12283 Riverside Elsinore Peak, southeast of peak, north of trail along old Main Divide Road east of road up to communications towers 1012 Comment
  POM75819  Funastrum cynanchoides var. hartwegii Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  UCR281017  Funastrum cynanchoides var. hartwegii Fred M. Roberts 2016-3-5 7989 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
  HSC101268  Funastrum hirtellum Jim Andre 2012-3-19 21374 Riverside Palen Valley; along Palen Pass Rd. (dirt), 7.1 mi. east of Hwy. 177. 321 Comment
  JOTR28929  Funastrum hirtellum La Doux, Tasha, Bill Truesdell, Erin Babich 2005-3-7 1167 Riverside Joshua Tree National Park. Eagle Mountains, southeast end near Pinto Wells 316 Comment
  RSA550355  Funastrum hirtellum W. Wisura 1992-3-24 4633 Riverside 13.1 mi NE of Mecca on Box Canyon Rd. seed voucher Comment
  RSA717623  Funastrum hirtellum Scott D. White, Andrea Warniment Edwards 2006-3-29 11276 Riverside Eastern Coachella Valley a few mi E of Indio. Proposed I-10 Freeway / McMaughton Parkway Interchage, N of I-10 Freeway. 91 Comment
  RSA784944  Funastrum hirtellum Duncan S. Bell 2012-2-12 3122 Riverside Mecca Hills: approximately 1.25 air miles north of Box Canyon Road, and approximately 4 air miles southwest of Shavers Well. 256 Comment
  SEINET10580703  Funastrum hirtellum Carl C. Epling 1927-3-27 Epling s.n. 1927 Riverside Thousand Palms Comment
  UCR125219  Galium angustifolium Mitch Provance 1998-5-24 531 Riverside Jurupa Mtns., Belltown area, 'Belltown Hill', small knoll near the E corner of Agua Mansa Rd. and Crestmore Rd./ Market St. 299 Comment
  UCR132704  Galium angustifolium A. C. Sanders, T. B. Salvato 2004-2-16 27391 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
  JEPS56076  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-21 4176 Riverside Hwy 79 3 mi nw Gilman Hot Springs (s of Beaumont, w-facing rocky slope) Comment
  RSA0013154  Galium angustifolium subsp. angustifolium LeRoy Gross, Duncan S. Bell 2013-4-30 6037 Riverside Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, south to Strawberry Creek. Started near 33.73367N, 116.75074W. And ended at 33.72912N 116.75098W. Collection site near 1510 Comment
  UCR22158  Galium angustifolium subsp. angustifolium Steve Boyd 1980-5-11 249 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
  RSA0014932  Galium aparine LeRoy Gross, Caitlin Elam, Evan Meyer 2013-5-7 6038 -a Riverside West of the community of Pine Cove, near Idyllwild. Out-skirt of the community and Red Hill road (5S10). Near 1720 Comment
  UC1329872  Galium munzii James E. Cole 1941-5-30 829 Riverside Quail Mountain Joshua Tree National Monument 1584 Comment
  POM259199  Galium parishii Philip A. Munz 1938-8-13 15334 Riverside East of Santa Rosa Peak. 2378 Comment
  SD67921  Galium parishii Reid Moran 1968-8-3 15349 Riverside on rocky NE slope, ridge 1 mile NW of Toro Peak 2250 Comment
  RSA49384  Galium stellatum Philip A. Munz 1949-4-12 13028 Riverside North base of Eagle Mts., Mojave Desert. 945 Comment
  RSA735213  Galium stellatum var. eremicum Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11235 Riverside Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station., Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  RSA735314  Galium stellatum var. eremicum Steve D. Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11268 Riverside Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. 570 Comment
  UCR34932  Gamochaeta pensylvanica L. B. Ziegler 1977-3-20 560 Riverside Cismontane; San Jacinto Valley, City of San Jacinto 473 Comment
  RSA667135  Gaura sinuata A. C. Sanders, T. B. Salvato 2001-5-24 24364 Riverside Temecula, Long Canyon west of Del Rey Rd., along bottom of Canyon W of junction of Av. Pina Colada 345 Comment
  UC729832  Gayophytum diffusum subsp. parviflorum Carl B. Wolf 1932-8-5 3932 Riverside Devils Slide Trail from Idyllwild to Tahquitz Valley (summit); San Jacinto Mts. 2438 Comment
  CAS-BOT-BC303586  Geraea canescens F. H. Billings 1926-1-25 15 Riverside Near Palm Springs Comment
  CHSC339  Geraea canescens E. Thomas 1940-3-3 Riverside Coachella Valley. -21 Comment
  HSC5681  Geraea canescens L. S. Rose 1967-12-20 67183 Riverside 6 mi. SE, of Thousand Palms 15 Comment
  POM13019  Geraea canescens P. A. Munz 1922-4-14 4967 Riverside Indian Wells 107 Comment
  POM308426  Geraea canescens Henry J. Ramsey, Henry J. Ramsey 1938-4-22 3073 Riverside Indio. Comment
  UCR244730  Geraea canescens Jim Andre 2012-3-19 21347 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Hwy 177, 8.6 mi. NE of junction with I-10 152 Comment
  RSA0127783  Geraea canescens G. Rink 2013-3-17 11863 Riverside About ten miles west of Blythe, on the proposed Quartzite solar power plant. 125 Comment
  UCR170096  Gilia Robert Noll 2005-4-28 s.n. Riverside Peninsular Range, Vail Lake, wash east of entrance road off Hwy 74 488 Comment
  UCR193420  Gilia A. C. Sanders, Tim Thomas, T. B. Salvato, Mitch Provance 2008-7-1 35639 Riverside Peninsular Range; San Jacinto Mtns., May Valley, along nameless tributary of Herkey Creek NW of Bonita Vista Rd., 3/4 mi. SW of Fleming Ranch 1524 Comment
  RSA719234  Gilia Michael Honer, L. Hulse 2004-4-3 1919 Riverside Rockhouse Canyon, appx. 1/2 mi. N of intersection with Fargo Canyon. Peninsular Ranges, San Ysidro Mountains: W side of Otay Mtn; 1.5 km SSE of Savage Dam (Otay Lake); N of County Prison; near tributary to Otay River, N of O'Neal Canyon. 610 Comment
  UCR21971  Gilia angelensis Steve Boyd 1980-5-2 161 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR91642  Gilia angelensis D. L. Banks, Steve Boyd 1995-5-9 0413 Riverside NW Palomar Mtns, Cleveland National Forest, Agua Tibia Wilderness Area, N face of Agua Tibia Mtn., the Dorland Mtn area, west of the Dripping Springs Alcove, west of Woodchuck Campground. 738 Comment
  UCR97900  Gilia angelensis A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19850 Riverside Lake Skinner area, lower Rawson Canyon, along road NE of Skinner Lake 457 Comment
  UCR98211  Gilia angelensis B. G. Pitzer 1997-4-1 3059 Riverside Lakeview Mtns, c. 0.75 air mi. SSW of Mt. Rudolph, c. 1 air mi NE of Contour (Juniper Flats) Rd. 655 Comment
  UCR97492  Gilia australis A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19882 Riverside Peninsular Range, Lake Skinner area; lower Rawson Canyon, NE of the lake & SW of Black Mtn., along the road 518 Comment
  SEINET6046694  Gilia capitata Unknown 1945-5-24 1625 Riverside Big Oaks Canyon, Banning. Roadside. Comment
  UC489136  Gilia capitata subsp. abrotanifolia C. V. Meyer June 1927-June 1929 Riverside Saunder's Meadow , Saunder's Meadow (San Jacinto Mts.) 1676 Comment
  RSA171388  Gilia diegensis J. D. Olmsted 1962-5-3 3488 Riverside Edge of Thomas Mountain fire road south of Hemet Lake, NE flank of Thomas Mountain. 1418 Comment
  RSA0016275  Gilia ochroleuca subsp. exilis A. C. Sanders, B. Pitzer 1986-4-30 6475 Riverside Lower Bee canyon, 0.2 mi. above the mouth of the canyon. 610 Comment
  UCR118399  Gilia ochroleuca subsp. exilis A. C. Sanders 1994-5-29 14576 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  RSA0017281  Gilia ochroleuca subsp. exilis Verne Grant, Alva Grant 1955-5-20 9602 Riverside Mill Creek Canyon below Forest Home. Comment
  HSC16979  Gilia scopulorum C. L. Hitchcock, C. V. Muhlick 1964-3-22 23268 Riverside W end of Pinto Basin, Joshua Tree National Monument. Comment
  RSA779721  Gilia scopulorum Duncan S. Bell 2009-3-8 89 Riverside Arica Mountains: west side of mountain range in main western drainage approximately 2.5 air miles west of Priest Well or approximately 7 air miles southwest of the ghost town of Rice. 420 Comment
  UC809710  Gilia stellata Philip A. Munz 1949-4-13 13043 Riverside above Cottonwood Springs (w end Eagle Mts., Colorado Desert); Colorado Desert, w end Eagle Mts., Cottonwood Springs 1097 Comment
  UCR139095  Gilia stellata B. G. Pitzer 1989-4-16 1310 Riverside Sonoran (Colorado) Desert, Chocolate Mountains Aerial Gunnery Range, 4 km west of Tabaseca Tank, in impact area 620 Comment
  SEINET7042772  Gilia tricolor subsp. diffusa W. P. Vestal, A. G. Vestal 1955-3-25 s.n. Riverside Road shoulder on Long Valley Road north of Tecula. Ca. 0.1 mile east of U.S. 395 [=Interstate 15 & Route 79]. Comment
  UC63393  Glycyrrhiza lepidota H. M. Hall 1904-5-26 4967 Riverside West Riverside 213 Comment
  SEINET10915528  Gnaphalium Greg Gust, Leith Nye 2005-3-11 Gust 549 Riverside Cleveland National Forest. Just off of Hwy 74 opposite El Cariso Campground on washed out forest road. 762 Comment
  UCR119264  Gnaphalium canescens subsp. microcephalum Mitch Provance 1998-6-10 637 Riverside City of Riverside, East side of Pachappa Hill, as accessed from where Panorama road crosses the 91 freeway. 335 Comment
  UCR65274  Gnaphalium canescens subsp. microcephalum Steve Boyd, O. Mistretta 1989-7-18 3765 Riverside Peninsular Range, Vail Lake Area, Temecula Creek Canyon 0.5 mi west of dam 421 Comment
  CLARK-A1528-224  Gnaphalium palustre Ruth Cooper 1941-6-8 78 K Riverside Menifee Comment
  JEPS20464  Gnaphalium palustre W. L. Jepson 1903-8-7 2292 Riverside Strawberry Valley San Jacinto Mt., Strawberry Valley 1676 Comment
  RSA544284  Gnaphalium palustre Steve Boyd 1991-6-14 6363 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
  UCR25554  Gnaphalium stramineum John C. Roos 1941-4-25 158 Riverside Plateau in Reche Canyon Comment
  UCD98877  Grayia spinosa Scott D. White; Justin M. Wood and Paul Kielhold 2009-4-21 12584 Riverside San Bernadino Mountains: Ridgeline E of Whitewater Canyon, +/- 2 miles N of town of White Water (Interstate 10), near Super Creek Quarry. 640 Comment
  UC403461  Grusonia parishii Dr. P. A. Munz Apr. 1921 Riverside Little San Bernardino Mts. Comment
  UCR93820  Gutierrezia californica P. J. MacKay 1996-6-15 004 Riverside Reche Cyn., 2.5-3 mi. south of S. B. county line on Reche Cyn. Rd. 580 Comment
  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
  RSA0097131  Gutierrezia sarothrae Marc A. Baker, Chris Taylor 2015-6-26 18366 Riverside The Badlands, 1.5 km SSE of the intersection of San Timoteo Road and Redlands Blvd., 27 km ENE of Riverside, 0.5 km south of San Timoteo Wash. 567 Comment
  RSA544383  Gutierrezia sarothrae Steve Boyd, Tim Ross 1991-6-14 6398 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
  UCR120564  Gutierrezia sarothrae Helen Kennedy, T. B. Salvato 2002-2-2 5449 Riverside Western Colorado Desert/ San Jacinto Mtns, Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec. 2 244 Comment
  UCR13731  Gutierrezia sarothrae J. Gull 1973-7-30 s.n. Riverside Santa Ana River Valley, Hills east of Norco. Comment
  UCR109456  Haplopappus acradenius A. C. Sanders, Pam MacKay, Tim Thomas, O. F. Clarke 1996-11-23 19659 Riverside San Bernardino Mtns., Whitewater Canyon, just above Bonnie Bell, 2.3 miles below the stream crossing near the fish hatchery, east of VAMB Captain 534 Comment
  UCR237476  Haplopappus acradenius Duncan S. Bell, Amber Swanson 2011-2-18 2041 Riverside Mojave Desert, Coachella Valey area, Edom Hill, along Edom Hill Road near dump, 0.6 road mi from junction with Varner Road 259 Comment
  CAS-BOT-BC231102  Harpagonella palmeri Steve Boyd 1986-5-1 1816 Riverside Bachelor Mountain: Lower S slopes of Bachelor Mountain, E end of Lake Skinner Comment
  RSA0066602  Harpagonella palmeri Steve Boyd 1992-4-18 6901 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215. Rolling Hills just SW of Jtn Briggs Rd and Scott Rd. Comment
  RSA0066629  Harpagonella palmeri Steve Boyd, Tim Ross, Laurel Arnseth 1989-4-1 3116 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
  RSA0066635  Harpagonella palmeri D. L. Banks, S. D. Boyd 1995-5-9 398 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N face of Agua Tibia Mountain, Dorland Mountain area. 790 Comment
  SDSU17518  Hedypnois cretica Jerry Jenkins 2001-4-1 2001 -029 Riverside Santa Margarita Ecological Reserve. Edge of avacado grove west of station and just above river. UTM zone 6, 481900E, 3699200N. UTM transfered to GIS. Comment
  UCR176082  Hedypnois cretica Teresa Nieto 2005-4-14 02 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
  UCR241790  Hedypnois cretica A. C. Sanders, Timothy W. Chumley 2013-3-29 40715 Riverside Peninsular Range; Elsinore Area, Alberhill, Lake St. near bridge over Temescal Wash between Temescal Canyon Rd. and I-15 Fwy 380 Comment
  UCR95233  Hedypnois cretica D. L. Banks, V. W. Steinmann 1996-4-20 0880 Riverside Agua Tibia Mountains, NW Palomar Mountains, N face of Dorland Mtn., on the W side of the Dorland Mountain Arts Colony along a circular drive that runs along the W end of the compound. 567 Comment
  CAS-BOT-BC305419  Helianthus annuus Wesley Griesel 1960-8-24 215 Riverside Near Hemet 457 Comment
  RSA0012943  Helianthus californicus P. A. Munz 1922-9-5 6362 Riverside Strawberry Valley, north end. 1677 Comment
  SD227749  Helianthus niveus Scott D. White, Sandy Leatherman 1998-4-15 6285 Riverside Coachella Valley. La Quinta / Palm Desert area: Near Miles Ave. crossing over Whitewater River Channel. Degraded dunes N of Miles Ave. and W of Washington St. 39 Comment
  UCR112490  Heliotropium curassavicum A. C. Sanders, T. B. Salvato 2000-5-30 23436 Riverside Menifee Valley, S of Newport Rd., north of Holland Rd. and east of Bradley Rd., 2 miles due east of Railroad Canyon Lake 488 Comment
  UCR248086  Heliotropium curassavicum Duncan S. Bell 2012-9-13 4192 Riverside Sonoran (Colorado) Desert, Rice Valley; east side of the Arica Mountains; c. 6 air miles southeast of the ghost town of Rice and c. 5.5 air mi east of Priests Well 202 Comment
  POM19570  Heliotropium curassavicum var. oculatum Mary F. Spencer 1923-8-10 2226 Riverside Idyllwild 1646 Comment
  RSA575895  Heliotropium curassavicum var. oculatum Steve Boyd 1994-10-14 8388 Riverside Southern San Mateo Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest. San Mateo Canyon, in canyon bottom at the confluence with Bluewater Canyon 329 Comment
  UCR125212  Hemizonia fasciculata Mitch Provance 1998-5-5 520 Riverside City of Riverside, Hillside area, near Central Ave., along the N periphery of the Riverside Airport, south of the Wall Street Journal Ofc. 250 Comment
  UCR89824  Hemizonia fasciculata Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) and c. 0.25 mile south of the San Jacinto River crossing 430 Comment
  UCR157722  Hemizonia kelloggii John Wear, Tim Wade 1991-5-7 91- 35 Riverside Perris - Aguanga Basin area, SW flank of Double Butte, SW of Homeland and north of Grand Avenue 686 Comment
  UCR16862  Hemizonia kelloggii M. Eutenier 1973-5-24 730524- 01 Riverside Box Springs Rd at canyon north side of road east of tower and big 'C' c. 50 m down path uphill west 732 Comment
  RSA614089  Hemizonia mohavensis A. C. Sanders, Clarke, Alexander, et al. 1994-1-1 14224 Riverside Drainage just above the confluence with Twin Pines Creek, near the old Cabazon-Idyllwild Road (dirt). 280 Comment
  UCR211859  Hemizonia mohavensis Valerie Soza, Steve Boyd, Neil Gilbert 2000-12-6 1063 B Riverside Peninsular Range; San jacinto Mountains, alongside Hwy 74, c. 1 mile west of junction with Hwy 243 in Mountain Center 1311 Comment
  UCR82812  Hemizonia mohavensis A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15793 Riverside San Jacinto Mtns., 1 mi SE of Twin Pines Ranch, along minor gullies between Pines Creek and Dutch Creek, N slope 1195 Comment
  RSA544391  Hemizonia paniculata Steve Boyd 1991-5-30 6319 Riverside Winchester Valley, SE end of Double Butte, just N of Winchester, 1/2 mile W of Highway 79 457 Comment
  RSA655231  Hemizonia paniculata Scott D. White 1999-11-12 7632 Riverside Murrietta Area: Corner of Nutmeg and Clinton Keith. 410 Comment
  SEINET1907232  Hemizonia paniculata Mitch Provance, A. Montalvo 2005-1 6701 Riverside Granitic Knolls and Mesas of Riverside: Riverside (Prenda area), land bordering the E side of Washington and the N side of Hermosa St. 335 Comment
  UCR181341  Hemizonia paniculata Mitch Provance 2003-7-7 6523 Riverside San Bernardino Valley, S of the site of the historic town of Declezville, in an unincorporated part of Riverside Co. just south of Fontana (in the Southridge area), along the NW slopes of the Jurupa Mountains, c. 0.3 miles ENE of peak 1437 317 Comment
  RSA520923  Hemizonia pungens subsp. laevis D. E. Bramlet 1990-7-20 2055 Riverside California Dept. of Fish and Game, San Jacinto Wildlife Area. Populations are found just west of the old San Jacinto river channel and adjacent to the first waterfowl pond. 476 Comment
  RSA617986  Hemizonia pungens subsp. laevis R. E. Riefner 1998-10-15 98 -518 Riverside Elsinore Trough; Lake Elsinore, Palomar Rd. Comment
  UCR130519  Hemizonia pungens subsp. laevis R. E. Riefner Jr. 2003-5-27 03- 247 Riverside Elsinore Trough, back basin of Lake Elsinore, south of Lake Elsinore inlet and west of Diamond Stadium off Pete Lehr Drive 384 Comment
  UCR213883  Hemizonia pungens subsp. laevis Scott D. White 2009-8-10 13351 Riverside Temecula Valley, city of Temecula, west bank of Murrieta Creek, from Rancho California Road to Cherry Street 313 Comment
  UCR260132  Hemizonia pungens subsp. laevis A. C. Sanders 2015-2-19 41248 Riverside San Jacinto Valley, 53 acre parcel c. 370 m south of Ramona Expressway and 1 km east of Warren Rd., north of Record Rd. 442 Comment
  UCR66974  Hemizonia pungens subsp. laevis D. E. Bramlet 1990-7-20 2055 Riverside Perris-Aguanga Basin region, San Jacinto Wildlife Area; old San Jacinto River channel, c. 880 m NE of Davis Rd. and c. 400 m SW of first waterfowl pond. 476 Comment
  RSA715243  Hesperolinon micranthum A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-22 32507 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 549 Comment
  UCSB17406  Hesperoyucca whipplei Barrick, Linda 1963-5-4 Riverside South side of Banning-Idyllwild Road, 4 miles S of U.S. Highway 60, 70, 99 762 Comment
  SD138018  Heterocodon rariflorum Darin L. Banks, Steve Boyd 1995-3-30 118 Riverside Cleveland National Forest; Agua Tibia Wilderness Area, north slope of Agua Tibia Mountain, west of the Dripping Springs Alcove. 710 Comment
  CLARK-A1656-807  Heterotheca grandiflora Theo Glenn 1982-9-25 Riverside Snow Creek Comment
  UCR151066  Heterotheca grandiflora Scott D. White 1998-6-17 6747 Riverside Peninsular Ranges; Gavilan Hills, along Gavilan Rd. or Santa Rosa Mine Rd.; c. 7 mi survey route from Gavilan/ Cajalco Rd. junction. south and east to Santa Rosa Mine/ Post Rd. junction 671 Comment
  RSA0066172  Heuchera elegans M. B. Dunkle 1933-7-19 3688 Riverside Tahquitz Peak. San Jacinto Mts. 2651 Comment
  CAS-BOT-BC203346  Hibiscus denudatus A. Davidson 1893-1-1 s.n. Riverside Palm Springs, Colorado Desert Comment
  CLARK-A1528-3227  Hibiscus denudatus John C. Roos 1958-2-22 Riverside Chuckwalla Mountains Comment
  POM13900  Hibiscus denudatus P. A. Munz, D. D. Keck 1922-4-9 4832 Riverside South base of Eagle Mountains 213 Comment
  RSA432780  Hibiscus denudatus Christopher Davidson, J. Jones 1980-4-5 9961 Riverside west end of the Orocopia Mts in a small canyon and wash, almost due south of Oro Peak. Comment
  UCR281907  Hilaria rigida A. C. Sanders, Jim Malusa 2017-9-21 43358 Riverside Sonoran (Colorado) Desert, northern boundary of Chocolate Mountains Aerial Gunnery Range along south side of Bradshaw Trail at large wash crossing 680 Comment
  CAS-BOT-BC207512  Hoffmannseggia glauca Ira L. Wiggins 1934-9-4 8038 Riverside Along Mecca -- Blythe highway 21 miles N. of Blythe Comment
  RSA621501  Hoita macrostachya D. L. Banks 1997-11-15 2200 Riverside NW Palomar Mountains, Agua Tibia Mountains: North face of Dorland Mountain, on the north side of the Dorland Mountain Arts Colony. Along the margins of a small man-made pond. 549 Comment
  RSA561056  Holodiscus discolor Steve D. Boyd, Tim S. Ross, D. E. Bramlet 1993-5-12 7357 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, along stream and adjacent benches and lower slopes from confluence with Los Alamos canyon downstream to confluence with Tenaja Canyon, 365 Comment
  RSA680515  Holodiscus microphyllus var. sericeus Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8638 Riverside San Jacinto Mountains: Idyllwild area; Strawberry Fuelbreak between Inspiration Point and Strawberry Creek. i.e., southwest terminus of Double View Dr. west to creek. 1402 Comment
  RSA768584  Hordeum brachyantherum Justin M. Wood 2010-4-13 1463 -B Riverside City of Corona: Small tributatry to Temescal Wash, 0.5 miles NW of Auburndale St near Flood Control Dike. 165 Comment
  UCR76162  Hordeum depressum A. C. Sanders 1993-4-1 13661 Riverside Perris-Aguanga Basin Region, western edge of Hemet, 14 acre parcel at NE corner of intersection of Myers St. and Devonshire Ave., 0.75 mile NE of the intersection of Florida Ave (Hwy 74) and Warren Rd, just south of Tres Cerritos 460 Comment
  UCD85895  Hordeum marinum subsp. gussoneanum Robert F. Thorne; P. Munz, E. Lathrop 1968-5-8 37589 Riverside Santa Rosa Plateau. On Mesa de Colorado, Rancho California. 670 Comment
  RSA198984  Hordeum marinum subsp. gussoneanum R. F. Thorne, P. A. Munz, E. Lathrop 1968-5-8 37581 Riverside Santa Rosa Plateau: on Mesa de Colorado, Rancho California 671 Comment
  RSA560848  Hordeum marinum subsp. gussoneanum Steve Boyd, Timothy S. Ross 1992-5-4 7176 -A Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  RSA0104075  Horsfordia newberryi Duncan S. Bell, Evan Meyer 2014-10-29 7674 Riverside Santa Rosa Mountains; around the mouth of Martinez Canyon, about 3.5 air miles southwest of Valerie. 169 Comment
  SD187403  Hosackia crassifolia var. crassifolia R. E. Riefner Jr. 2007-6-16 07 264 Riverside City of Hemet, Bautista Canyon, 2.8 mi east of Fairview Ave. on Bautista Rd. 693 Comment
  SDSU1666  Hulsea heterochroma H. Wedberg 1965-5-25 1067 Riverside San Jacinto Mountains, 2.0 miles from Mountain Center on the road to Hemet. 1219 Comment
  SEINET480190  Hulsea vestita subsp. callicarpha D. Wilken 1969-6-30 Riverside 1 mile south of Idyllwild, along Riverside County Road R1, San Jacinto Mtns. Comment
  UCR109737  Hydrocotyle ranunculoides R. E. Orth 1963-3-8 s.n. Riverside Riverside, Santa Ana River 213 Comment
  RSA643330  Hymenoclea salsola R. D. Goeden, D. W. Ricker 1974-3-1 s.n. Riverside Colorado Desert: Desert Center 305 Comment
Read comments
Apr 5 2011
  UC872029  Hypericum anagalloides I. W. Clokey and E. G. Anderson 1935-8-21 6833 Riverside N. Fork San Jacinto R. 1500 Comment
  RSA0069675  Hyptis emoryi Cheryl Sevilla, Sarah J. De Groot, Duncan S. Bell 2015-2-10 3 Riverside In the Bear Creek drainage of the Santa Rosa Mountains. 2.3 air miles west of Lake Cahuilla; south of La Quinta; north of Devil Canyon; southwest of Coachella Valley. 193 Comment
  RSA121983  Hyptis emoryi H. S. Yates 1936-4-6 5412 Riverside Palm Springs. 137 Comment
  RSA306724  Hyptis emoryi Henry J. Ramsey, Henry J. Ramsey 1938-4-26 1718 Riverside Near Desert Center-Indio. Comment
  RSA703383  Hyptis emoryi LeRoy Gross, Leland Lubinsky, Victor Steinmann, Linda Lee Worlow 2005-2-17 1410 Riverside Corn Springs Campground in the Chuckwalla Mountains. Canyon southwest of Campground. 480 Comment
  RSA790624  Hyptis emoryi Aaron C. Sedgwick, David Fraker 2012-4-24 7 Riverside In the Palen Valley south of Power Line Rd. that parallels Hwy. 10 159 Comment
  UC484148  Hyptis emoryi Carl B. Wolf 1930-4-1 1498 Riverside near Cathedral City Comment
  UCR281906  Hyptis emoryi A. C. Sanders, Jim Malusa 2017-9-21 43357 Riverside Sonoran (Colorado) Desert, northern boundary of Chocolate Mountains Aerial Gunnery Range along south side of Bradshaw Trail at large wash crossing 680 Comment
  CAS-BOT-BC274060  Imperata brevifolia Louis Wheeler 1933-12-2 2318 Riverside U. S. 99 2 mi. NW Whitewater Station 365 Comment
  SEINET3091300 Image available Ipomoea triloba A. C. Sanders 1988-11-6 8737 Riverside Coachella Valley; W side of Hwy 86, 6.25 mi. south of junction with Hwy 111 in Coachella and 3.85 mi. north of Valerie Jean, 0.55 mi north of Ave. 60. -35 Comment
  UCD126501  Ipomoea triloba T. C. Fuller 1962-10-2 9703 Riverside west side of Neighbors Blvd., 0.8 miles south of Ripley, Palo Verde Valley. Comment
  POM359530  Isocoma acradenia var. eremophila L. C. Wheeler 1931-11-27 375 Riverside 5 miles SE Mecca. -61 Comment
  SEINET1908668  Isocoma menziesii A. C. Sanders, D. L. Sanders 2008-1 36101 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 NEW of River Rd. bridge (Cornona North 7.5') Comment
  CDA32703  Isocoma menziesii var. vernonioides Mike Lahti 2009-10-1 PDR# 1501831 Riverside Southwest of Perris, along the San Jacinto River banks. 0 Comment
  OBI15998  Isocoma menziesii var. vernonioides H. E. McMinn 1935-6-22 3932 Riverside 1 mi N of Elsinore Comment
  CSUSB721  Isomeris arborea David M. Peterson 1966-2-20 660220 12 Riverside 8 miles northeast of Mecca in Box Canyon, on Mecca-to-Joshua Tree National Monument Road. 170 Comment
  UC424864  Isomeris arborea Milo S. Baker Apr 3 1928-Apr 4 1928 2785 a Riverside Palm Canyon Comment
  UCR279366  Isomeris arborea A. C. Sanders, Jim Malusa 2017-3-24 42967 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, large wash south of Bradshaw Trail, c. 11 km SE of Gasline Rd. 729 Comment
  POM115620  Ivesia saxosa A. M. Alexander, Louise Kellogg 1941-5-6 2125 Riverside 13 miles southwest of 29 Palms, Joshua Tree National Monument. 1372 Comment
  RSA479910  Jepsonia parryi Steve Boyd 1985-12-9 1191 Riverside Gavilan Plateau, Gavilan Hills, west slope of Ida Leona Mountains on east end of Gavilan Hills. 671 Comment
  UCR213858  Juglans californica Scott D. White, Justin M. Wood 2009-5-22 12927 Riverside San Jacinto Mountains, Halfway Spring, accessed via Old Control Road 1159 Comment
  SD262302  Juglans hindsii Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-2 617 3 Riverside Temescal Valley: Horsethief Canyon Wash, S side of I-15, vicinity of De Palma Rd. (Alberhill 7.5'Q) 377 Comment
  UCR231756  Juncus balticus John F. Green 2008-4-23 07- 01 Riverside Peninsular Range, hills south of Perris, powerline route above the San Jacinto River, east of Lantana Dr., south of Ethanac Rd. 439 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
  UCR220333  Juncus bufonius D. E. Bramlet 1992-4-29 2252 A Riverside Peninsular Range; Perris-Aguanga Basin Region, San Jacinto Valley, west edge of Hemet, west of Warren Rd. and north of Florida Ave./Hwy 74 457 Comment
  JOTR35126  Juncus bufonius var. occidentalis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3238 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
  SEINET6059809  Juncus effusus Scott D. White 1998-7-31 6957 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  GMDRC6564  Juncus macrophyllus J. M. Andre 2012-6-15 30519 Riverside San Jacinto Mountains: along Hwy 243, 8.6 mi. south of Interstate 10 (Banning), just northeast of Hungry Hollow and Poppet Flat; SB Natl. Forest 1309 Comment
  UCR59517  Juncus macrophyllus Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3562 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake Area, along Arroyo Seco drainage from junction with Kolb Creek, S to within 0.25 mi of Hwy 79 457 Comment
  RSA740612  Juncus oxymeris Scott D. White, Justin M. Wood 2008-6-19 12258 Riverside Meadows at Baldy Mtn. 1585 Comment
  RSA781383  Juncus oxymeris A. C. Sanders, Tim Thomas, T. B. Salvato 2008-6-25 35623 Riverside May Valley c. 1.0 mi. WSW of Fleming Ranch, along nameless tributary of Herkey Creek 1585 Comment
  POM259167  Juncus saximontanus Phillip A. Munz 1938-8-14 15345 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  UCR93082  Juncus xiphioides A. C. Sanders, S. Ogg 1994-7-28 15176 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  CAS-BOT-BC168229  Juniperus californica Mitch Provance; Kerry Knudsen; Petra Wester 2004-5-8 9003 Riverside Santa Rosa Mountains: Along Hwy 74 on the Santa Rosa Mountain Grade, ca. 0.8-0.5 mi NE of Black Hills 854 Comment
  CAS-BOT-BC85409  Juniperus californica W. D. Clark; G. Owens 1986-11-30 1742 Riverside 17 miles W of Rte. 74 & Rte. 111 junction on Rte. 74 at the Pinyon Flat Campground Comment
  RSA356641  Juniperus californica Robert F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47295 Riverside Santa Rosa Plateau: Cleveland National Forest, along Tenaja Creek at Tenaja Guard Station. Comment
  JEPS123661  Justicia californica J. Andre, T. La Doux 2008-3-21 8828 Riverside JOTR Joshua Tree National Park: Upper Cottonwood Canyon approx. 2 miles S of Cottonwood visitor's center. Comment
  LA202777  Justicia californica E. McClintock; R. Erickson 1937-11-6 sn Riverside Palms to Pines Highway 152 Comment
  RSA402292  Justicia californica P. J. Remple 1942-3-1 s.n. Riverside Between Indio and Palm Springs Comment
Read comments
Nov 5 2011
  RSA402300  Justicia californica A. M. Johnson 1933-4-28 4235 Riverside On wash along Pines to Palms highway, below Palm Springs. Comment
  RSA5372  Justicia californica B. D. Stark 1932-6-17 3753 Riverside East end of Box Canyon, Colorado Desert. 183 Comment
  UCD170729  Kallstroemia californica A. C. Sanders; T. B. Salvato 2012-10-12 40409 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, along Chuckwalla Valley Rd. near intersection with Graham Pass Rd., 4.56 km west of I-10 junction. 124 Comment
  JEPS29482  Keckiella antirrhinoides Lauramay T. Dempster 1962-4-17 1887 Riverside Whitewater Canyon; about 1 mi below Fish Hatchery Comment
  UC1537425  Keckiella antirrhinoides Gordon H. True Jr. 1935-3-13 97 Riverside Mockingbird Canyon 457 Comment
  UCR131831  Keckiella antirrhinoides Jennie Phui 1998-5-30 037 Riverside San Bernardino Mtns./San Gorgonio Pass, Morongo Indian Reservation, eastern fork of Lion Canyon, 3 miles up Lion Canyon road north of I-10 Fwy 600 Comment
  UCR225613  Keckiella antirrhinoides A. C. Sanders 2011-3-30 38921 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
  RSA182227  Keckiella antirrhinoides subsp. microphylla James Henrickson 1965-6-8 1999 Riverside In Joshua Tree Nat. Monument, 3/4 mi. NW of Hidden Valley 1280 Comment
Read comments
Jun 2 2013
  UCR463  Keckiella antirrhinoides var. antirrhinoides Eugene Cardiff, Ken Smith 1954-4-5 s.n. Riverside Upper Santa Ana River/San Bernardino Valley, Jurupa Mountains, northwest of Riverside 671 Comment
  SFV16973  Keckiella rothrockii var. jacintensis P. Wilson, M. S. Valenzuela 1997-7-25 3512 Riverside San Jacinto Mountains Near Round Valley Camp. 3000 Comment
  JEPS13633  Keckiella ternata Peter Kamb 1948-7-4 1184 Riverside below Barton Lookout (Banning-Idyllwild road); San Jacinto Mts. 1158 Comment
Read comments
May 24 2012
  POM17823  Koeleria macrantha P. A. Munz, D. Keck 1923-6-14 7076 Riverside Glen Ivy Trail to Santiago Peak. 1584 Comment
  RSA585503  Koeleria macrantha D. L. Banks, Steve Boyd 1995-5-9 0364 B 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
  CAS-BOT-BC273670  Koeleria pyramidata H. M. Hall 1901-6-1 2131 Riverside San Jacinto Mountains. Santa Rosa Mountain. Dry hillsides of Coyote Canyon 1584 Comment
  SD216488  Krameria bicolor Jay B. Walker 1995-5-4 1417 Riverside San Bernardino National Forest. Highway 74, 3 kilometers east of junction with Santa Rosa Mountain Road. 1399 Comment
  JOTR32602  Krameria erecta La Doux, Tasha, M. Harding, T. Herskovits, D. Shade, M. Wheeler 2011-10-13 2668 Riverside Joshua Tree National Park. eastern edge of Cottonwood Mountains, near mouth of Cottonwood Canyon; east of Rte. 11, aprpox. 2.5 miles north of park boundary Comment
  JOTR34066  Krameria erecta La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2963 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon on edge of 2009 burn area, north of Lost Horse Mine trail Comment
  SEINET3004984  Krameria erecta G. Rink, M. Baker 2011-4-1 10411 Riverside Northwest of Blythe, east of the McCoy Mtns, vegetated pockets in desert pavement 170 Comment
  SEINET7048068  Krameria grayi Steven R. Hill 2001-4-29 33545 Riverside Whitewater Canyon, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  UC61700  Krameria grayi L. D. Copeland 1904-4-30 2 Riverside near Palm Springs; near Palm Springs Comment
  UCR178534  Krameria grayi R. G. Swinney 1967-5-26 143 Riverside Sonoran (Colorado) Desert/ San Jacinto Mtns., Snow Creek 381 Comment
  RSA180512  Lagophylla ramosissima E. W. Lathrop 1960-5-27 5217 Riverside 6 miles west of Murrieta. Comment
  SD152988  Lamarckia aurea Steve Boyd 1993-3-14 7724 Riverside San Mateo Canyon Wilderness Area. Northeastern corner of the wilderness, south of Elsinore Peak, in broad saddle on high ridge forming east side of Wildhorse Canyon 975 Comment
  UC1537246  Lamarckia aurea Gordon H. True Jr. 1935-3-11 75 Riverside Box Springs 365 Comment
  CDA7776  Lamium amplexicaule Mike Lahti 2008-3-1 PDR# 1473096 Riverside San Jacinto, 950 N. Ramona Blvd. 0 Comment
  UCR97246  Lamium amplexicaule Scott D. White 1997-2-28 4705 Riverside Peninsular Range, Elsinore Basin, SE of Hwy 74, c. 1 mi east of junction with Hwy I-15 Fwy 457 Comment
  CAS-BOT-BC166019  Larrea tridentata Ira L. Wiggins 1941-3-24 9567 Riverside Sand dunes 0.3 mile south of Myoma, 4.6 miles north of Indio Comment
  CSUSB316  Larrea tridentata Frank Aubrey 1959-2-3 Riverside On gas pipe road, 1.8 miles east of junction with U.S. Highway 60, 8.2 miles east of Desert Center. Comment
  SEINET3132201  Larrea tridentata Unknown 1906-5-1 229 -6724 Riverside Colorado Desert at Palm Springs, southern California Comment
Read comments
Jul 29 2013
  UC1324900  Larrea tridentata H. U. Stauffer and R. F. Thorne 1964-5-5 5923 Riverside 6.5 km s Morongo Valley (4.8 km s of county border) 550 Comment
  UC1563033  Lastarriaea coriacea Steve Boyd, Tim Ross, Laurel Arnseth 1989-3-31 3093 Riverside w of Woodchuck Road (s of Highway 79, Kolb Creek drainage); Vail Lake Area 487 Comment
  CLARK-A1528-1979  Lasthenia chrysostoma John C. Roos 1952-4-2 5459 Riverside Box Springs 487 Comment
  POM361563  Lasthenia coronaria Ora M. Clark 1929-4-6 19556 Riverside South of Hemet. Comment
  RSA0069665  Lasthenia coronaria Cheryl Sevilla, Sarah J. De Groot 2015-2-18 13 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; on the plain to the east of Mission Creek; 0.4 miles northwest of the Stone House. 783 Comment
  RSA150913  Lasthenia coronaria Peter H. Raven 1962-3-19 16913 Riverside State Highway 74, 1.6 miles northeast of junction with State 71, north of Elsinore. Comment
  RSA495408  Lasthenia coronaria Steve Boyd, T. S. Ross, L. Arnseth 1989-3-12 2939 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  RSA716422  Lasthenia coronaria Scott D. White 2006-4-27 11308 Riverside Perris Basin/San Jacinto Mtn Foothills: Santa Rosa Hills, S. of Hemet. 549 Comment
  SJSU11845  Lasthenia coronaria K. W. Radford 1956-3-26 109 Riverside 5 mi S of Morongo Valley Comment
  UCR249820  Lasthenia coronaria T. B. Salvato, John Lovio 2013-3-19 7365 Riverside Perris-Aguanga Basin, Menifee Valley, Los Alamos Road at its crossing of Warm Springs Creek, and hill west of Jeanette Drive 402 Comment
  POM5999A  Lasthenia gracilis C. F. Baker 1904-4-4 4086 Riverside Elsinore. Comment
  RSA617151  Lasthenia gracilis A. C. Sanders, C. L. Sanders, E. J. Lawlor 1996-4-21 18070 Riverside Morongo Indian Reservation, grounds of Malki Meseum, NE of Banning. 732 Comment
Read comments
Sep 10 2011
  RSA683864  Lasthenia gracilis Scott D. White, Michael Honer 2003-4-4 8952 Riverside Temescal Valley: Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  UC893748  Lasthenia gracilis K. Watkins and E. McClintock 1937-4-9 Riverside between Hemet and Winchester Comment
Read comments
Mar 20 2011
  UCR270310  Lathyrus vestitus T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8379 Riverside Santa Ana Mountains, unnamed west-east trending canyon south of Mabey Canyon and north of Tin Mine Canyon, c. 0.6 mi west of the end of West Foothill Parkway 424 Comment
  UCR6013  Lathyrus vestitus K. T. Seng 1966-4-13 660413- 11 Riverside Santa Ana Mtns, NE slope of Santa Ana Mountain, end of Main Street, 4 mi. from downtown Corona 457 Comment
  POM361635  Layia glandulosa Ora M. Clark 1929-3-16 1696 Riverside South of Cabazon. Comment
  RSA695600  Layia platyglossa Keith E. Hoffmaster 1937-6-6 s.n. Riverside Hemet Lake. Comment
  UCR281278  Layia platyglossa Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317- 21 Riverside Elsinore Trough, Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, +- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  RSA234058  Layia platyglossa subsp. campestris R. F. Thorne, E. W. Lathrop 1969-5-12 37946 Riverside Santa Rosa Plateau: Mesa de Colorado, Rancho California. 625 Comment
  RSA450741  Layia platyglossa subsp. platyglossa J. C. Roos 1965-6-13 s.n. Riverside Mountain Center, San Jacinto Mtns. Comment
  RSA0086779  Lemna R. G. Swinney 1967-2-4 14060 Riverside Snow Creek. 305 Comment
  UCR281001  Lepidium densiflorum Mitch Provance, John Hazlett 2017-4-27 417- 39 Riverside Elsinore Trough, Lake Elsinore, S end of Birch St., 0.1 mi W of Chaney St. and Education Way 386 Comment
  POM13783  Lepidium dictyotum P. A. Munz, I. M. Johnston 1922-5-5 5153 Riverside Mystic Lake, near Moreno. 427 Comment
Read comments
Mar 20 2011
  UCR162888  Lepidium dictyotum var. dictyotum Fred M. Roberts, D. E. Bramlet 2005-4-1 6154 Riverside Upper Salt Creek, W of Hemet, parcel between Devonshire and Florida, c. 0.2km N of Florida and 0.2km W San Diego Aquaduct; c. 2km NW Ryn Field 457 Comment
  CAS-BOT-BC89437  Lepidium fremontii John Thomas Howell 1928-1-30 3305 Riverside 2 miles east of Shaver's Well, Colorado Desert. Comment
  JOTR31002  Lepidium fremontii var. fremontii La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1139 Riverside Joshua Tree National Park. Stop 4: Hexie Mountains, Blue Cut Gorge, canyon with sandy bottom and steep rocky walls Comment
  JOTR36466  Lepidium fremontii var. fremontii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3436 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; ridge top with steep, loose, rocky metamorphic siltstone slopes below (above Russi Rocks guzzler) (Stop 3) 538 Comment
  RSA429933  Lepidium lasiocarpum M. B. Dunkle 1935-3-31 4435 Riverside Pinto Basin 915 Comment
  RSA543154  Lepidium lasiocarpum Steve Boyd, Timothy S. Ross, Mike Hammitt 1991-5-2 6104 Riverside Vail Lake region, SW and W flanks of Billy Goat Mountain, 3 miles N Hwy 79, 1 mile W of Hwy 371, N of Aguanga. 600 Comment
  SD262248  Lepidium lasiocarpum Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317 15 Riverside Elsinore Trough: Periodic eastern shoreline of Lake Elsinore (e.g. 1994), in the City of Lake Elsinore, A+- at the borderline with the Sedco Hills Neighborhood of the City of Wildomar, in open space along west side of Mission Trail at Lewis St. 387 Comment
  SFV6306  Lepidium lasiocarpum T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 45 Riverside Little San Bernardino Mountains Little San Bernardino Mountains. Berdoo Canyon. Sandy wash. Comment
  UCR240264  Lepidium latipes var. latipes D. E. Bramlet, Robt. L. Allen, Fred M. Roberts 2011-4-30 4826 Riverside Peninsular Range; Elsinore Trough, Nichols Road wetlands area, 253 m south of Nichols Rd. & 76 m east of Baker St. 384 Comment
  SBBG101735  Lepidium nitidum S. Boyd with D. Bramlet 1991-5-13 6240 Riverside Winchester Valley between Winchester and Hemet, along upper Salt Crk drainage, N of Santa Fe Railroad tracks, W of San Diego Aqueduct; T5S, R2W, S1/2, NW1/4 of S24 Comment
  UCR202010  Lepidium virginicum var. pubescens 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
  UCR213840  Lepidium virginicum var. pubescens Scott D. White, Justin M. Wood 2009-5-21 12853 Riverside San Jacinto Mountains, Garner Valley, near abandoned duck ponds, south of Quinn Flat 1366 Comment
  UCR39177  Lepidium virginicum var. pubescens M. L. Rosczyk, G. K. Helmkamp 1985-4-4 230 Riverside Little San Bernardino Mtns/ Sonoran (Colorado) Desert, Big Morongo Preserve, south of Morongo Valley, W edge of main canyon near the BLM gate 534 Comment
  UCR80815  Lepidium virginicum var. pubescens Scott D. White 1993-5-29 1482 Riverside San Bernardino Mtns, Banning Canyon & Big Oaks Canyon along the road to Raywood Flat on Yucaipa Ridge 1372 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
  UCR256747  Lepidium virginicum var. robinsonii T. B. Salvato, Matthew Malle 2013-4-15 7536 Riverside Gavilan Hills, dirt SCE powerline access road east of Lake Street and northwest of Hilltop Drive. 1.10 mi northeast of the junction of Lake Street and Hwy I-15 567 Comment
  SD144034  Lepidospartum squamatum A. C. Sanders, S. White, C. L. Sanders 1994-10-9 15806 Riverside San Bernardino Mountains: Whitewater cyn., 2 mi. below trout farm, above Bonnie Bell. 550 Comment
  SD60290  Lepidospartum squamatum Carl B. Wolf 1932-10-11 4269 Riverside Mouth of Whitewater Wash. 305 Comment
  SFV17213  Lepidospartum squamatum J. W. Dole 1980-11-1 s. n. Riverside Snow Creek road, 1 mile from junction of Highway 111 and Interstate Highway 10. 360 Comment
  JOTR33675  Leptochloa fusca subsp. uninervia La Doux, Tasha 2003-9-24 1618 Riverside Joshua Tree National Park. Little San Bernardino Mtns; southern Wonderland of Rocks, along trail to Barker Dam 1296 Comment
  RSA736173  Leptochloa fusca subsp. uninervia Scott D. White, Justin M. Wood 2008-5-13 11956 Riverside I-215 freeway right of way. South of Scott Rd. Comment
  UCD64135  Leptochloa panicea subsp. mucronata Malcom A. Nobs; S. Galen Smith 1948-9-3 489 Riverside Imperial Valley, 2 miles north of Indio. Comment
  UCR215073  Leptodactylon californicum Justin M. Wood 2009-3-10 351 Riverside San Jacinto Mountains, Hwy 243, near base of the mountains, 0.5 mi up the hwy from Smith Creek Bridge 774 Comment
  POM3514  Leptosiphon floribundus subsp. glaber C. F. Baker 1904-4-4 s.n. Riverside Elsinore. Comment
  RSA586117  Leptosiphon floribundus subsp. glaber D. L. Banks, S. D. Boyd 1995-4-5 0157 Riverside Cleveland National Forest, Agua Tibia Wildeness Area. N slope of Agua Tibia Mtn., E of the Dripping Sprngs Alcove, E of the Dripping Springs Trial, in the N flowing drainage that empties into Arroyo Seco 549 Comment
  POM10413  Leptosiphon liniflorus Charlotte M. Wilder 1904-5-30 s.n. Riverside Wilder's Canyon, Jurupa Hills. Comment
Read comments
Nov 6 2011
  UCR102728  Lessingia filaginifolia B. G. Pitzer 1998-1-25 3416 Riverside Lakeview Mtns., Reinhardt Canyon, Maze Stone County Park, at N terminus of California Avenue 610 Comment
  UCR120206  Lessingia filaginifolia Mitch Provance 1998-3-5 194 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
  UCR138552  Lessingia glandulifera var. glandulifera Steve Boyd, D. E. Bramlet 1988-10-8 2884 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  UCR34941  Lessingia glandulifera var. glandulifera L. B. Ziegler 1964-8-30 017 Riverside San Jacinto Mtns., Hemet (Garner) Valley, Thomas Mtn. subdivision 1402 Comment
  CAS-BOT-BC274534  Leymus triticoides H. M. Hall 1901-6-1 2122 Riverside San Jacinto Mountins. Eastern base, along the borders of the Colorado Desert Comment
  CAS-BOT-BC274535  Leymus triticoides H. M. Hall 1901-6-1 2122 Riverside San Jacinto Mountins. Eastern base, along the borders of the Colorado Desert Comment
  UC106812  Leymus triticoides H. M. Hall 1904-5-19 4959 Riverside Fairmount Peak Vicinity of Riverside 243 Comment
  UC53468  Leymus triticoides Dr. A. Davidson Riverside Banning Comment
Read comments
Mar 13 2011
  RSA357754  Lilaea scilloides Robert F. Thorne 1973-5-23 43841 Riverside Santa Rosa Plateau: Mesa de Colorado 610 Comment
  RSA592024  Lilaea scilloides E. W. Lathrop 1968-5-15 6881 Riverside 8 miles W of Murrieta; Reedonda Mesa, Santa Rosa Plateau 610 Comment
  SEINET10501671  Lilaea scilloides James S. Henrickson 1969-5-15 Henrickson 3225 Riverside 6 miles W of Murrieta on Santa Rosa Plateau at Tenaja Lake; ca 2 miles E of Tenaja Forest Station; common in low water and moist margins of shallow lake, with Downingia, Heleocharis, Plagiobothrys, Elatine, etc. 610 Comment
  CDA18026  Limnobium laevigatum J. Chandler 1999-7-3 PDR 1243886 Riverside In outdoor pond, approx. 1/4 acre in Desert Lawn Cemetary, Desert Lawn Dr., Calimesa. 0 Comment
  UCD170140  Limonium sinuatum A. C. Sanders 2014-4-23 41057 Riverside Peninsular Range, Temescal Valley at intersection of Concordia Ranch Rd. and Temescal Canyon Rd., near I-15. 364 Comment
  POM13003  Limosella acaulis Philip A. Munz, I. M. Johnston 1922-5-19 5430 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  SEINET7073299  Linanthus bellus A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  JOTR34071  Linanthus bigelovii La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2968 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon on edge of 2009 burn area, north of Lost Horse Mine trail Comment
  UCD118518  Linanthus californicus Edward J. Hall 1951-4-21 26 Riverside 1.7 miles S of Beaumont near Lamb's Canyon Road. Comment
  RSA0013621  Linanthus dianthiflorus LeRoy Gross, Duncan S. Bell 2013-4-30 6028 Riverside Surveyed from Apela Drive, right at junction of road to sewage disposal ponds, south to Strawberry Creek. Started near 33.73367N, 116.75074W. And ended at 33.72912N 116.75098W. 1510 Comment
  UCR8100  Linanthus dianthiflorus Henry E. Davis 1969-5-20 s.n. Riverside Moreno Valley area, dirt road 1 mile from Redlands Blvd., leaving Redlands Blvd. 1.75 miles north of Hwy 60 732 Comment
  UCSB18572  Linanthus dianthiflorus Stock, Karen 1963-5-4 Riverside Banning-Idyllwild road, 2 miles south of Banning 853 Comment
  POM364580  Linanthus dianthiflorus subsp. dianthiflorus B. C. Templeton, I. W. Clokey 1930-4-9 1010 Riverside Near Banning 500 Comment
  CLARK-A1528-3475  Linanthus dichotomus John C. Roos 1937-4-17 Riverside Aguanga Comment
  RSA776290  Linanthus jonesii Duncan S. Bell, Amanda Turek 2010-4-10 834 Riverside Riverside Mountains; in the vicinity of Mountaineer Mine and Calzona Mine; approximately 3.8 air miles west of the Colorado River; approximately 2 air miles northeast of Riverside Mountain Peak. 198 Comment
  UCR114126  Linanthus jonesii B. G. Pitzer, J. Ross 1998-3-8 3608 .2 Riverside Sonoran (Colorado) Desert, N-facing bajada on south side of Hayfield Lake, between lakebed and Hwy I-10 427 Comment
  UCR18025  Linanthus lemmonii A. C. Sanders 1976-4-20 534 Riverside San Jacinto/Santa Rosa Mtns., 9.5 mi. SE of Anza in White Wash, a tributary of Coyote Canyon 976 Comment
  UCR24932  Linanthus liniflorus subsp. pharnaceoides A. C. Sanders 1980-7-18 1685 Riverside Peninsular Range; San Jacinto Mtns., Garner Valley, near the junction of Thomas Mountain Road and Hwy 74, c. 1 mi SE of the head of Hemet Lake 1345 Comment
  UC52468  Linanthus parviflorus H. M. Hall 1898-4-14 Riverside Elsinore Mts. Comment
  UCR57229  Linanthus pygmaeus Jeri Hirshberg 1989-5-2 s.n. Riverside Santa Rosa Plateau, Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, SW of Mesa de Burro 610 Comment
  RSA321310  Linaria maroccana L. B. Ziegler 1975-4-1 538 Riverside San Jacinto Valley. 473 Comment
  UC1930033  Linum lewisii Scott D. White, Justin Wood 2008-6-16 12146 Riverside San Jacinto Mountaims: Meadow at Quinn Flat. Comment
  UCR20554  Linum lewisii W. W. Mayhew 1977-6-27 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1921 Comment
  UCR160974  Lithophragma Ian G. Gillespie, Summer Karsh 2000-5-13 44 Riverside San Jacinto Mtns., Twin Pines Ranch Road off of Hwy 243, below McMullen Flat 1250 Comment
  SDSU13907  Lithophragma affine Michael G. Simpson 2000-4-2 2066 Riverside Santa Margarita Ecological Reserve (SDSU), ca. 1/4 mile east of Northside field station on bank above dry creek bed. 335 Comment
  RSA263664  Lithophragma affine subsp. mixtum E. W. Lathrop 1968-5-22 6915 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest 1220 Comment
  RSA0041731  Loeseliastrum schottii Sarah J. De Groot, April Garbat 2013-4-9 7001 Riverside Along Blythe-Rice (=Midland) Road, 1.9 mile south of Rice and Highway 62, near bottom of Rice Valley, east side of Arica Mountains. 232 Comment
  RSA4921  Loeseliastrum schottii C. B. Wolf 1932-4-28 3083 Riverside 19 mi. W. of Blythe on the Mecca rd. 122 Comment
  CAS-BOT-BC342279  Logfia filaginoides Peter H. Raven 1958-5-17 12938 Riverside 3.4 miles south-east of Banning on road to Idyllwild, San Jacinto Mountains Comment
  UC1595637  Logfia filaginoides Steve Boyd 1991-5-10 6212 Riverside bottom of Skyline Drive just n of mouth Hagador Canyon (base of Santa Ana Mountains); Santa Ana Mountains 426 Comment
  UC1523662  Logfia gallica Robert F. Thorne, Walter Wisura, Earl Lathrop, and Sara Meury 1985-5-18 60617 Riverside near base of plateau, along Clinton Keith Road; Santa Rosa Plateau, Clinton Keith Road 426 Comment
  UCD66453  Lolium perenne E. W. Lathrop 1966-5-26 6342 Riverside Santa Ana Mountains, Mail Divide Truck, Trail between El Carriso and Santiago Peak, Cleveland Nat'l. Forest. 1219 Comment
  UCR194218  Lolium perenne Scott D. White, Angelia Carey 2004-6-4 10460 Riverside San Jacinto Mtn Foothills, San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence 534 Comment
  CSUSB458  Lolium perenne subsp. multiflorum Heather Hanson 1966-5-19 Riverside 30 yards from the east entrance to the Life Science building, at University of California, Riverside (UCR) campus in City of Riverside. 304 Comment
  SEINET10893749  Lolium rigidum Walter Graves 2002-5-15 Graves 502 -26 Riverside Riverside: grown at U.C.R. in Agricultural Operations Fields Riverside East 7.5' Q. 305 Comment
  SEINET251684 Image available Lolium rigidum Walter Graves 2002-5-15 502 -13 Riverside Riverside : grown at U.C. R. in Agricultural Operations Fields (Riverside East 7.5' Q.) 305 Comment
  RSA0036703  Lomatium R. F. Thorne 1973-5-23 43877 Riverside SANTA ROSA PLATEAU: Mesa de Colorado 610 Comment
  RSA751634  Lomatium dasycarpum subsp. dasycarpum G. Gust, L. Nye 2005-3-11 548 Riverside Cleveland National Forest. Just off of Hwy 74 opposite El Cariso Campground on washed out forest road. 762 Comment
  UCR138828  Lomatium dasycarpum subsp. dasycarpum D. L. Banks 1997-3-29 1640 Riverside Agua Tibia Mtns., NW Palomar 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 Co. line 482 Comment
  SEINET3523394  Lotus argophyllus subsp. decorus Susan McKelvey 1937-11-27 5016 Riverside to Pines Highway, San Jacinto Mts Comment
  UC864263  Lotus argophyllus var. argophyllus I. W. Clokey and E. G. Anderson 1935-8-21 6719 Riverside e of Keen Camp P.O. (s Riverside Co.) 1350 Comment
  UCR122740  Lotus argophyllus var. argophyllus George K. Helmkamp, E. A. Helmkamp 1998-4-24 3381 Riverside Santa Rosa Mountains, Pinyon Pines along Calif. Hwy 74 between the San Jacinto and Santa Rosa Mountains 1296 Comment
  RSA489620  Lotus argyraeus var. argyraeus D. Charlton 1988-5-28 2117 Riverside Santa Roasa Mountains, South of highway 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area 2287 Comment
  UCR17301  Lotus grandiflorus Tim Robertson 1971-5-14 s.n. Riverside San Jacinto Mtns, graded turnout areas on Hwy 74, midway between Valle Vista and Mountain Center. Comment
  UCR26372  Lotus grandiflorus A. C. Sanders 1981-7-11 2207 Riverside San Jacinto Mtns, Live Oak Spring at the head of Live Oak Canyon which is a tributary to Palm Canyon. 1677 Comment
  UC864796  Lotus grandiflorus var. grandiflorus P. A. Munz and I. M. Johnston 1922-5-19 5403 Riverside 1 mi above mouth of Strawberry Creek; San Jacinto Canyon, Strawberry Creek 1219 Comment
  RSA180428  Lotus hamatus E. W. Lathrop 1965-5-30 5771 Riverside 6 miles W of Murrieta. Comment
  RSA406416  Lotus hamatus Anstruther Davidson 1926-5-1 s.n. Riverside Near Corona Comment
  UCR225579  Lotus humistratus A. C. Sanders, T. B. Salvato 2011-3-29 38876 Riverside Peninsular Range; Perris-Aguanga Basin Region, between Sun City and Perris, along powerline corridor 0.45 east of Goetz Rd. and 0.07 km east Wheat St. 450 Comment
  RSA627510  Lotus oblongifolius Scott D. White 1998-7-31 6953 Riverside Idyllwild Area: Strawberry Creek between crossing at Circle Dr. and Humber Park; San Jacinto Mts. 1707 Comment
  UC864847  Lotus oblongifolius var. oblongifolius I. W. Clokey and E. G. Anderson 1935-8-21 6721 Riverside Hemet Lake 1300 Comment
  CLARK-A1528-486  Lotus rigidus Charlotte Stocks 1962-4-29 Riverside Comment
  JEPS29485  Lotus rigidus Lauramay T. Dempster 1962-4-18 1897 Riverside Palms-to-Pines Highway Pinyon Flats 1066 Comment
  POM158595  Lotus salsuginosus G. R. Vasey 1880-06 126 Riverside Temecula Comment
  POM1874  Lotus scoparius var. brevialatus H. M. Hall 1902-04 7473 Riverside Vicinity of Riverside 427 Comment
Read comments
Aug 19 2010
  UC729973  Lotus scoparius var. brevialatus Carl B. Wolf 1932-5-25 Riverside 0.25 mi sw Summit of Moreno Grade (sw of Beaumont, Bad lands); Bad Lands 670 Comment
  CLARK-A1528-489  Lotus strigosus C. M. Flanagan 1973-4-26 OO 303 Riverside Morongo Indian Reservation 914 Comment
  RSA702212  Lotus strigosus Scott D. White, Michael Honer 2004-3-11 9901 Riverside Corona area. Approximately 1/2 air mile E of I-15 and 1 air mile N of El Cerrito Rd. 290 Comment
  RSA406327  Lotus strigosus var. strigosus N. C. Cooper 1945-3-25 s.n. Riverside Cottonwood Creek near Aguanga, San Diego & Riverside. Comment
  RSA27024  Lotus tomentellus C. L. Hitchcock 1940-3-29 5854 Riverside Cottonwood Canyon, ca. 100 yards east of Spring. Comment
  RSA388393  Lotus unifoliolatus R. F. Thorne, S. D. Boyd, E. W. Lathrop 1985-7-18 61205 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 535 Comment
Read comments
Nov 13 2015
  CLARK-A1528-490  Lupinus albifrons Conrad Bahre 1970-4-30 Riverside San Jacinto Mountains 1523 Comment
  CLARK-A1528-2817  Lupinus arizonicus John C. Roos 1948-5-15 3847 Riverside Eagle Mountains Comment
  JEPS64937  Lupinus arizonicus W. L. Jepson 1927-4-11 11638 Riverside Whitewater 457 Comment
  RSA414840  Lupinus arizonicus Elizabeth A. White 1928-04 s.n. Riverside Colorado desert near Banning Comment
Read comments
Oct 23 2011
  RSA795737  Lupinus arizonicus Jim Andre 2012-3-18 21286 Riverside Palen Valley; along Rice Road (Highway 177) east of Coxcomb Mountains, 9.6 miles south of Highway 62. 208 Comment
  SEINET2062825  Lupinus arizonicus B. Pitzer 1998-1-24 3399 Riverside N foot of Chuckwalla Mts. Eagle Mt. Rd., Si side of Hwy I-10, 0.8 mi S of Hwy at powerline rd & wash directly S of rd. 499 Comment
  UCR165300  Lupinus arizonicus John F. Green 2005-2-4 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 miles east of Desert Beach 24 Comment
  UCR165640  Lupinus arizonicus 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
  POM350005  Lupinus bicolor Ora M. Clark 1929-2-23 1526 Riverside South of Cabazon Comment
Read comments
Mar 13 2011
  UC1401245  Lupinus bicolor D. Dunn 1947-3-16 2921 Riverside in Banning Pass 1/2 mi n Cabazon; n of Cabazon in Banning Pass Comment
  UCR138143  Lupinus bicolor subsp. marginatus D. L. Banks, V. W. Steinmann 1997-3-13 1418 Riverside NW Palomar Mtns, Agua Tibia Mtns: Redhawk Housing Development, north of the Pechanga Indian Reservation in the hills south of the intersection of Marge Place and Tehachapi Pass (S of Redhawk Parkway) 378 Comment
  RSA33560  Lupinus bicolor subsp. microphyllus N. C. Cooper 1944-3-24 1008 Riverside Banning. 701 Comment
  SD63735  Lupinus breweri Peta Mudie 1965-7-5 488 Riverside Dry SW slope on NW side of Santa Rosa Mountain, on unpaved road from Hwy 74 to National Forest campsite 1000 Comment
  RSA0123284  Lupinus concinnus Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8997 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
  UCR139092  Lupinus concinnus Scott D. White 1997-5-18 5158 Riverside San Jacinto Mtns., Vista Grande Area: just west of USFS Vista Grande Fire Station (i.e. Hwy 243, c. 10 road mi SE of Banning) 1509 Comment
  UCR214885  Lupinus concinnus A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37675 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, near Temescal Canyon Rd. undercrossing and N of Concordia Ranch Rd. 402 Comment
  RSA586506  Lupinus concinnus subsp. concinnus D. L. Banks, S. D. Boyd 1995-5-9 0337 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
  POM12098  Lupinus concinnus subsp. optatus Mary F. Spencer 1921-6-3 1637 Riverside Idyllwild, San Jacinto Mt. 1616 Comment
  RSA581751  Lupinus concinnus subsp. optatus M. Wall, Lorrae Fuentes 1995-4-13 100 Riverside San Jacinto Mountains, along Hwy 243 out of Banning, 10 miles south of Interstate 10. Comment
  CDA27427  Lupinus concinnus var. orcuttii T. C. Fuller 1964-4-14 11815 Riverside Bench above wash of Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  CLARK-A1528-498  Lupinus excubitus Fred B. Essig 1964-4-25 25 Riverside Elsinore Comment
  SEINET10865805  Lupinus formosus Melvin L. Conrad, David B. Dunn; Douglas G. LeDoux 1973-6-15 Conrad 7146 Riverside Chaparral along roadside. 0.8 Mi w of anza on hwy 71. 1036 Comment
  UCSB3263  Lupinus formosus Jacobson, A. 1959-5-17 Riverside On roadside of Hwy. 74; 20 mi. south of Idyllwild; San Jacinto Mtns. 1310 Comment
  RSA314673  Lupinus hirsutissimus Robert F. Thorne 1983-4-23 55498 Riverside San Bernardino Mountains: Whitewater River where road crosses river below fish hatchery, ca. 4 miles north of Whitewater Post Office. 640 Comment
  POM259203  Lupinus latifolius subsp. parishii Philip A. Munz 1938-8-14 15344 Riverside Virgin Spring, Santa Rosa Peak. 2287 Comment
  SD152848  Lupinus longifolius Steve Boyd 1992-4-15 6881 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area; Bluewater Canyon along Bluewater Trail downstream to the confluence with San Mateo Creek. 334 Comment
  JOTR31912  Lupinus sparsiflorus La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell 2011-3-31 2158 Riverside Joshua Tree National Park. North Hexie Mountains; about .5mi west of Stirrup Tank parking area Comment
  UCR108488  Lupinus sparsiflorus A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-19 16149 Riverside San Jacinto Mtns foothills/Sonoran Desert, Coachella Valley; alluvial fan of Chino Canyon along the Palm Springs tram road, north of the road, 14 telephone poles above Hwy 111/Palm Canyon Dr. 300 Comment
  UCR87980  Lupinus sparsiflorus G. P. Schultz 1994-3-13 s.n. Riverside Box Springs Mountains, slope above Big Springs Canyon. Comment
  SEINET12154199  Lupinus sparsiflorus J. F. Bright, Wyman, C. 1933-1 8079 Riverside nr Radio Comment
  RSA516430  Lupinus sparsiflorus subsp. sparsiflorus Walter Wisura, Bart O'Brien, T. Hayduk 1990-5-2 4438 Riverside along For. Rd. 3S04 btw. Ortega Hwy and Santiago Peak, Santa Ana Mts. Comment
  UCR103181  Lupinus succulentus Scott D. White, Julie Greene 1997-3-12 4777 Riverside Perris Basin, Sun City, near Interstate Hwy 215, south of Perris and north of Menifee, low hills east of Bavaria Drive 488 Comment
  SD133083  Lupinus truncatus Scott White 1991-3-22 Riverside Los Alamos Road, ca., 2.0 miles west of I-215 exit; just east of the city of Murrieta. 366 Comment
  SEINET10870706  Lupinus truncatus Earl W. Lathrop 1969-5-8 Lathrop 7013 Riverside Main divide truck; trail between el carrison and san mateo canyon. Cleveland National forest. Chaparral with southern oak woodland. Santa ana mountains. 1219 Comment
  RSA775937  Lycium andersonii Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 947 Riverside Wash crossing Midland Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains 320 Comment
  UCR22195  Lycium andersonii Steve Boyd 1980-11-10 366 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  POM96841  Lycium andersonii var. deserticola F. M. Reed 1926-5-5 5289 Riverside Banks of the Arroyo Tequesquite 244 Comment
Read comments
May 1 2011
  JOTR36471  Lycium parishii La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3440 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; at top of large cobbley wash, near Russi Rocks guzzler (Stop 4) 538 Comment
  CLARK-A1656-853  Lythrum californicum Jon Mark Stewart 1983-10-31 Riverside San Jacinto Mountains 548 Comment
  RSA617987  Lythrum californicum R. E. Riefner Jr. 1998-10-15 98 -517 Riverside Elsinore Trough; Lake Elsinore, Palomar Rd. Comment
  RSA607407  Machaeranthera canescens var. ziegleri R. S. Woglum 1937-10-20 1187 Riverside Peninsular Ranges, Santa Rosa Mountains. Comment
  UCR24941  Madia gracilis A. C. Sanders 1980-7-22 1730 Riverside San Jacinto Mtns, along road 5S09 between the USC Idyllwild campus (Isomata) and Alvin Meadow; about 0.25 mi from Isomata 1524 Comment
  RSA95026  Malacothrix coulteri F. W. Peirson 1922-4-29 2959 Riverside Roadside 2 miles south of Elsinore Comment
  JEPS36807  Malacothrix glabrata W. L. Jepson 1928-4-25 12620 Riverside Cottonwood Spr. Colorado Desert, Eagle Mts. 731 Comment
  POM362313  Malacothrix glabrata N. C. Cooper 1949-4-8 3296 Riverside Desert Center. 609 Comment
  RSA729266  Malacothrix glabrata R. F. Thorne, M. Z. Thorne 1973-3-30 42695 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  SEINET10389903  Malacothrix glabrata A. C. Sanders, Jim Malusa 2016-3-17 42355 Riverside north edge of Chocolate Mountains Aerial Gunnery Range, upper Arroyo Seco on south shoulder of Bradshaw Trail 686 Comment
  UCR157949  Malacothrix glabrata T. B. Salvato, A. C. Sanders 2005-5-17 924 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-BC348026  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
  SBBG54812  Marah macrocarpa D. Keil, M. McLeod 1979-3-18 12976 Riverside ca. 0.5 mi W of jct with Riverside County rd R-3 along Hwy 79 548 Comment
  UCR104912  Marah macrocarpa A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20668 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
  CLARK-A1528-572  Marrubium vulgare Ken F. Clarke 1971-8-11 Riverside Box Springs Mountain Comment
  UCR149986  Marrubium vulgare Scott D. White, Angelia Carey 2004-5-7 10335 Riverside San Jacinto Mountains, Indian Creek and adjacent foothills 610 Comment
  UCR126368  Medicago polymorpha A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 676 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR2908  Melia azedarach Nancy Atha 1963-4-21 4-21-63- 4 Riverside Riverside, NW side of Box Springs Mountain, c. 100 ft. above the end of Goodrich Drive 305 Comment
  LA102206  Melica frutescens John C. Roos; 1965-6-13 sn Riverside W base of San Jacinto Mountains, E of Hemet (Probably on Highway 74) Comment
  UCR26317  Melica frutescens John C. Roos 1948-5-1 3810 Riverside San Bernardino Mtns., Whitewater 518 Comment
  RSA342046  Melica imperfecta R. F. Thorne, WA Tilforth, L. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54083 Riverside Branch Ravine W from Whitewater Canyon, W of road and ca. 3.2 miles N of Hwy 10 and Whitewater PO. 610 Comment
  RSA659631  Melica imperfecta J. C. Roos 1950-4-4 4754 Riverside The summit of Reche Canyon. On 2 year old burn, steep West slope, 0.5 mi. N.E. of the summit. 793 Comment
Read comments
Apr 3 2011
  SD260875  Melica imperfecta Mitch Provance 2012-5-24 512 15 Riverside San Bernardino Mountains: Banning; foothills and alluvial fan near border with Beaumont, NE of the intersection of Highland Springs Avenue and Wilson St. 868 Comment
  SEINET269498 Image available Melica imperfecta Scott D. White 1996-3-31 3852 Riverside Elsinore Basin Bundy canyon southeast of Lake Elsinore. About 1 mile east of Bundy Canyon Road exit from I-15 freeway 450 Comment
  UCR133400  Melica imperfecta Tracy Tennant, J. S. Ross 1998-5-7 MOR- 107 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  UCR110962  Melilotus indicus George K. Helmkamp 1998-6-27 4090 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  UC63738  Mentha pulegium H. M. Hall Jul 1897 770 Riverside San Jacinto Mt. Comment
  UCR181617  Mentha spicata Mitch Provance 2000-7-2 2260 A Riverside San Bernardino Valley Region, Riverside, Santa Ana River wash, c. 0.25 mi north of the Market St. Bridge 244 Comment
  POM15052  Mentzelia dispersa Mary F. Spencer 1922-6-26 1233 Riverside Idyllwild. San Jacinto Mts. 1707 Comment
  CLARK-A1528-606  Mentzelia involucrata Shirley Hill 1963-3-23 630323-3 Riverside Box Canyon Comment
  RSA778207  Mentzelia involucrata Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 801 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  UC192390  Mentzelia involucrata J. G. Lemmon April 1876 10 Riverside Colorado Desert, Whitewater River Comment
Read comments
Jan 15 2010
  UC872488  Mentzelia involucrata I. W. Clokey 1935-4-17 6762 Riverside Cottonwood Springs Comment
  UCR274850  Mentzelia involucrata David Fraker, Aaron C. Sedgwick 2012-4-4 067 Riverside Sonoran (Colorado) Desert, south of Joshua Tree National Park, north of Hwy I-10 on powerline road, 0.5 mi west of Cottonwood Springs Road 522 Comment
  CHSC1020  Mentzelia involucrata var. megalantha V. Holt 1935-4-15 Riverside Colorado Desert. Comment
  RSA69584  Mentzelia involucrata var. megalantha F. W. Peirson 1926-1-31 6494 Riverside Dos Palmas [Spring], Colorado Desert. Comment
  SEINET11978685  Mentzelia involucrata var. megalantha S. B. Parish, Parish, W. F. n d 210 Riverside Whitewater, Nich Comment
  SEINET3141261  Mentzelia jonesii R. W. Spellenberg, N. Zucker 2001-3-28 13187 Riverside along Pinkham Canyon Rd. at W end of Cottonwood Mts., ca. 20 air km N of N end of Salton Sea, 31 rd. km N of graded frontage road along IH-10 720 Comment
  RSA543979  Mentzelia micrantha Steve Boyd 1991-5-10 6211 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  POM2969  Mentzelia montana H. M. Hall 1919-12 3829 Riverside [Unspecified] Comment
  UCR199920  Mesembryanthemum nodiflorum Scott D. White, Justin Wood 2008-4-15 11879 Riverside Perris Valley, Interstate 215, [Menifee Valley/Sun City - Perris region] between Nuevo Rd and Scott Rd. 518 Comment
  RSA586507  Micropus californicus var. californicus D. L. Banks, S. D. Boyd 1995-5-9 0338 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
  UCR272459  Microseris douglasii Mitch Provance, Jeremiah George 2012-3-15 312- 04 Riverside The Badlands, Mt. Davis, southwest of Beaumont, about 1 mi S of I-10 and SR-60 interchange, just E of Davis Mountain Dr. and S of Westward Ave. 799 Comment
  UCSB60195  Microseris douglasii Bramlet, D. 1992-4-29 Riverside 823 m. west of Gilman Springs Rd., approx. 460 m. S. of Bold Style Ave. 436 Comment
  UCR75554A  Microseris douglasii subsp. douglasii A. C. Sanders 1993-5-12 14007 A Riverside San Jacinto Valley, Hemet, SW corner of intersection of Florida Ave (Hwy 74) & Warren Rd., between new San Diego Aqueduct and Warren Road 460 Comment
  RSA608540  Microseris douglasii subsp. platycarpha D. E. Bramlet 1993-3-30 2299 Riverside Siegal Ranch Road, approx. 95 m S of Cajalco Road and 976m E of the intersection of Cajalco Rd. and Sierra Ave. The site was located some 20 m W of Siegal Ranch Road. 451 Comment
  UCR266310  Microseris douglasii subsp. platycarpha D. E. Bramlet 1991-4-29 2077 Riverside Perris-Aguanga Basin Region; San Jacinto Valley, 6.5 km west of Hemet & c. 0.4 km west of intersection of Florida Ave./Hwy 74 & Warren Road 457 Comment
  POM15165  Microseris lindleyi Mary F. Spencer 1922-4-23 531 Riverside Maillard Canyon, prope [near] Banning. 701 Comment
  UCR128561  Microseris lindleyi A. C. Sanders, Mitch Provance, T. B. Salvato, C. L. Sanders 2001-4-3 23908 Riverside Perris-Aguanga Basin region, Tucalota Creek along gasline right-of-way, SE of French Valley Airport, off Borel Rd. in NE Murrieta 396 Comment
  UC1979589  Mimulus aurantiacus D. L Banks, Steve Boyd 1995-6-2 0560 Riverside NW Palomar Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; N peak of Agua Tibia Mountain; On the Woodchuck Trail N of the Riverside County boundary, approximately 1/4 miles S of the clay grassland in section 32. Comment
  UCD39068  Mimulus aurantiacus Beecher Crampton 1963-5-7 6781 Riverside 2 miles west Lakeland Village, Elsinore Mtns. Cleveland National Forest. 609 Comment
  UC943816  Mimulus aurantiacus var. pubescens H. E. McMinn 1949-6-9 5589 Riverside 1 mi n San Diego Co. line (near Aguanga on Highway 71) Comment
  UC943882  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-7 1889 F Riverside Indian Canyon Truck Trail, e slope of mts. Santa Ana Mts. 640 Comment
  POM87  Mimulus aurantiacus var. puniceus C. F. Baker 1904-4-4 4152 Riverside Elsinore. Comment
  UC943923  Mimulus aurantiacus var. puniceus H. E. McMinn, M. Van Rensselaer 1945-6-7 1890 B Riverside Indian Canyon Truck Trail, e slope of mts. Santa Ana Mts. 792 Comment
  JEPS86903  Mimulus bigelovii var. bigelovii David M. Thompson 1988-3-4 824 Riverside 7.3 mi from I-10 interchange (along Box Canyon road to Mecca, n side of road about 100 yards above the road); Shavers Well vicinity 280 Comment
  POM122677  Mimulus bigelovii var. bigelovii Marcus E. Jones 1926-2-15 s.n. Riverside Near Indio. Comment
  POM98001  Mimulus bigelovii var. bigelovii E. C. Jaeger 1926-3-24 s.n. Riverside Eagle Mts, eastern Riverside Co. 610 Comment
  RSA160450  Mimulus bigelovii var. bigelovii John Olmsted 1958-3-30 95 Riverside at foot of first mountains north of southern entrance to Joshua Tree National Monument wth southern drainage toward the Salton Sea. Coloroaso desert Transitionzone. Comment
  UCR108856  Mimulus brevipes Heidi A. Haid 1968-5-4 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR154644  Mimulus brevipes A. C. Sanders, T. B. Salvato 2005-4-28 29766 Riverside Peninsular Ranges, Gavilan Hills; north of Santa Rosa Rd., 1 mi. SW of Ida Leona Mine 625 Comment
  UCSB26918  Mimulus cardinalis Wilken, Dieter 1969-6-30 Riverside Dark Canyon; along County Road R1; 7.0 miles north of Idyllwild; San Jacinto Mtns 1524 Comment
  POM229460  Mimulus diffusus P. A. Munz 1937-5-30 15092 Riverside North of Vandeventer Flat, Santa Rosa Mountain 1677 Comment
  RSA543975  Mimulus diffusus Steve Boyd 1991-5-10 6207 Riverside Santa Ana Mountains, Lower flank of range along the Bedford Truck trail on ridge between Bedford and McBribe Cyns. 854 Comment
  UCR108857  Mimulus fremontii Heidi A. Haid 1968-5-8 s.n. Riverside San Jacinto Mtns., Bautista Canyon, above confluence with Horse Creek 915 Comment
  UCR35244  Mimulus fremontii L. B. Ziegler 1968-5-1 281 Riverside San Jacinto Mtns., at Chimney Flats on the old control road to Idyllwild 1463 Comment
  UCSC000869  Mimulus fremontii Peter Kamb 1948-7-4 1173 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  JEPS8219  Mimulus fremontii var. fremontii W. L. Jepson and H. M. Hall 1901-5-31 1573 Riverside Temescal Wash 335 Comment
  RSA701359  Mimulus guttatus Steve Boyd, Aydee Virgen 2004-4-13 10872 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  UC1537586  Mimulus nasutus Gordon H. True Jr. 1935-4-1 191 Riverside Box Springs 365 Comment
  UC26997  Mimulus nasutus Geo. F. Reinhardt June 1897 Riverside San Jacinto Valley Comment
  UCD122831  Mimulus palmeri Victor Duran 1932-5-18 3220 Riverside Idyllwild, San Jacinto Mountains. 1676 Comment
  JEPS3996  Mimulus parishii W. L. Jepson 1901-5-22 1402 Riverside near San Jacinto Mt.; Palm Canyon 914 Comment
  UCR144750  Mimulus parishii Scott D. White, Brian Leatherman 2002-6-10 8780 Riverside San Bernardino Mtns., Whitewater River Canyon, c. 1 mi below trout farm 628 Comment
  UCR136200  Mimulus pilosus A. C. Sanders 2004-6-20 28220 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
  RSA650913  Mimulus puniceus Carol Zuck 1981-2-16 39 Riverside On [Hwy] 74, 14.8 miles southest of Santa Rosa Rd. overlooking Elsinore. Comment
  UC489213  Mimulus tilingii C. V. Meyer 1928-7-31 598 Riverside Tahquitz Valley San Jacinto Mts. 2286 Comment
  UCSB56464  Minuartia douglasii Boyd, Steve 1986-4-22 Riverside Temescal Canyon; terrace escarpment E side of Indian Wash; S of I-15 Comment
  SEINET10478627  Mirabilis bigelovii var. bigelovii Chris Dietrich, Mary Merello; Heidi H. Schmidt 1994-4-12 Dietrich 19 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 gravelly wash in creosote bush scrub. 380 Comment
  UCR4473  Mirabilis bigelovii var. retrorsa Frank C. Vasek 1960-3-17 600317- 11 Riverside Sonoran (Colorado) Desert, Morongo Canyon, E side of the road on hill at mouth of canyon, 4.5 mi NW of Desert Hot Springs 579 Comment
  SEINET272153  Mirabilis californica A. C. Sanders 1997-3-1 19 Riverside Box Springs Mountains: S end of the range along Gernert Rd. in valley drainging to Box Spring Cyn. 457 Comment
  RSA0040030  Mirabilis laevis W. Marquart 1938-3-12 s.n. Riverside Ten mi. east of Blythe. Comment
  RSA0120233  Mirabilis multiflora Duncan S. Bell, Thomas Stoughton 2016-4-14 9285 Riverside Santa Rosa Mountains; near the head of Deep Creek and near the trailhead of the Cactus Spring Trail, at an old mining area above this trail. 1219 Comment
  SD225032  Mirabilis tenuiloba A. C. Sanders, G. Helmkamp 1996-3-17 17990 Riverside Coachella Valley: Palm Spring, mouth of Palm Cyn., ca. 0.5 km E of Palm Canyon Dr. on Bogert Trail. 163 Comment
  JEPS20766  Mohavea confertiflora Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13247 Riverside 11.3 mi n of Blythe (U.S. Highway 95, in Big Maria Mountains); Big Maria Mountains Comment
  JOTR37507  Mohavea confertiflora Hodges, Stephen R. 2016-3-1 633 Riverside Joshua Tree National Park. Northern edge of the Eagle Mountains where they border the Pinto Basin. Approximately 3 kilometers west of Pinto Wells. Ascending up towards the ridge line on loose unconsolidated sand ramps Comment
  RSA408759  Mohavea confertiflora Christopher Davidson 1979-4-4 7692 Riverside Orocopia Mts., lower end of Box Canyon on Box Canyon Rd., 4.4 mi E of Mecca. 213 Comment
  RSA778206  Mohavea confertiflora Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-22 800 Riverside Mecca Hills, just south of Shaver's Well. 305 Comment
  RSA608162  Mollugo cerviana Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10050 Riverside Sonoran (Colorado) Desert Chuckwalla Mtns, NW base of the range, south of Eagle Mine Rd exit on Hwy I-10. 426 Comment
  JEPS63421  Monardella australis subsp. australis Carl V. Meyer 1928-7-26 548 Riverside between Deer Springs and San Jacinto Peak 2895 Comment
  RSA771487  Monardella linoides subsp. linoides Mark A. Elvin 2004-8-3 3653 Riverside Garner Valley, east of Hwy 74, southof Fobes Ranch Road, north of Morris Ranch Road 1402 Comment
  LA96109  Monardella nana Elizabeth McClintock; 1941-6-8 69 Riverside 3 mi. E of Ribbonwood Camp, Pines to Palms Hwy Comment
  RSA0124007  Monardella nana Duncan S. Bell, Thomas Stoughton 2016-4-13 9244 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; on the western slopes of Martinez Mountain. 1548 Comment
  UC1499851  Monardella nana Carl Epling 1941-6-5 Riverside 1/2 miles below Ribbonwood. Pines to Palms Highway Comment
  UC1499803  Monardella nana subsp. tenuiflora Elizabeth McClintock 1941-7-12 107 Riverside trail to Deer Springs (a short distance below first spring which crosses trail); San Jacinto Mts. Comment
  CAS-BOT-BC220423  Monardella robisonii K. Stolte 1979-9-4 s.n. Riverside Joshua Tree National Monument. Zoo Rock. On the south side of Monument Route 2, +-3.8 miles NW of the entrance to Lost Horse Ranger Station. Collected on the western aspect of Zoo Rock Comment
  CLARK-A1528-5417  Monolepis nuttalliana John C. Roos 1952-5-21 5705 Riverside San Jacinto River 426 Comment
  RSA719041  Monolepis nuttalliana Michael Honer 2005-3-11 2059 Riverside Rice Valley; 4.5 mi. SSE of Rice; 1.5 mi. E of ATSF railway. 220 Comment
  RSA550352  Monoptilon bellioides Walter Wisura, John Dolan, Michael Wall 1992-3-24 4636 Riverside Lowdesert: 14.0mi NE of Mecca, Bajadas above Box Canyon. Comment
  SFV5019  Monoptilon bellioides F. M. Ball 1964-1-4 s. n. Riverside Colorado Desert Old excavated bench, Seven Level Hill about 11 miles south of Palm Desert on Route 74 to Hemet. 610 Comment
  UCSB9911  Monoptilon bellioides Koran, Jr., John 1958-4-1 Riverside Along Banning-Idyllwild Hwy., 2.4 mi. S.W. of Hwy. 111 Comment
  UC1922023  Monoptilon bellioides Robert F. Thorne, M. Z. Thorne 1973-3-30 42677 Riverside MORONGO VALLEY CANYON: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, on rocky and sandy outwash of Mission Creek. Comment
  UCR24296  Montia chamissoi John C. Roos 1937-8-18 2536 Riverside San Jacinto Mtns, Round Valley 2744 Comment
  UCR25388  Muhlenbergia californica John C. Roos 1937-8-23 467 Riverside San Jacinto Mtns, north base of Mt. San Jacinto, Snow Creek 762 Comment
  UCR82767  Muhlenbergia californica A. C. Sanders, T. Schram, D. Wappler 1994-10-6 15784 Riverside San Jacinto Mtns, Azalea Creek above Twin Pines, Twin Pines Creek drainage 1192 Comment
  RSA0104439  Muhlenbergia microsperma Duncan S. Bell, Evan Meyer 2014-10-28 7668 B Riverside Orocopia Mountains; northwest section of range; approximately 1.8 air miles northwest of the summit of Orocopia Mountain. 936 Comment
  SD247290  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 road (Red Canyon 7.5'Q) 646 Comment
  CAS-BOT-BC275040  Muhlenbergia richardsonis Ralph Hoffmann 1929-9-5 s.n. Riverside Tahquitz Valley, San Jacinto Mountain 2438 Comment
  RSA403609  Muhlenbergia richardsonis Anstruther Davidson 1876-7-11 s.n. Riverside Top of Mount Jacinto Comment
  SDSU13001  Muhlenbergia rigens Michael G. Simpson 1999-10-27 2031 Riverside Adjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/2 mile from Southside Facilities. 152 Comment
  UC1132383  Muhlenbergia rigens H. S. Yates 1936-8-28 6371 Riverside near Keen Camp; San Jacinto Comment
  UCR1409  Muilla maritima Frank C. Vasek 1958-5-9 580509- 03 Riverside San Bernardino Valley Region, Reche Canyon Road, 0.1 mile north of Ferndale School Comment
  CDA40301  Nama demissa var. demissa T. C. Fuller 1964-4-14 11820 Riverside Bench above wash of Whitewater Canyon, 4.1 miles north of Whitewater. 0 Comment
  JOTR33994  Nama demissa var. demissa La Doux, Tasha, M. Harding 2010-4-7 2882 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View; side canyon leading north, approx. 1 mile north of park boundary Comment
  RSA78477  Nama demissa var. deserti Verne Grant, Alva Grant 1952-3-20 17507 Riverside On road from Palm Springs to Santa Rosa Mountains a few miles south of intersection with Indio Road. 305 Comment
  UC70887  Nassella cernua H. M. Hall 1902-4-26 2977 Riverside Box Springs Mt. vicinity of Riverside 685 Comment
  POM266628  Nassella lepida J. C. Roos 1937-5-2 1395 Riverside La Sierra, western Riverside. [Collection is Jack Frost Lake. aka Frost Reservoir, apparently a part of La Sierra [Loma Linda University Campus] ca. 1937 south of Indiana Avenue and west of Sayward Circle, near Pierce;, Owned by city of Riverside ca. 2000 Comment
  SEINET270217  Nassella lepida Scott White 1994-6-21 2083 Riverside Santa Gertrudis Creek about 1 mile east of Skunk Hollow (Batchelor Mountain Quad) 396 Comment
  RSA500572  Nasturtium officinale Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3563 Riverside Vail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w/in 1/4 mi Hwy 79. 457 Comment
  UCD72379  Navarretia atractyloides A. C. Sanders; T. B. Salvato 2000-5-25 23425 Riverside Menifee Valley: S of Newport Rd., N of Holland Rd., and E of Bradley Rd., 2 miles due east of Railroad Canyon Lake. 439 Comment
Read comments
Apr 3 2011
  UCR161734  Navarretia fossalis Mark A. Elvin 2005-5-24 4318 Riverside Southern Coastal, Perris; east of I-215; in fields just adjacent to San Jacinto River 427 Comment
  CAS-BOT-BC230295  Navarretia fossalis R. F. Hoover 1968-6-6 11152 Riverside 1 mile E of Perris Comment
  UCR139139  Nemacladus longiflorus John F. Green 2003-6-11 s.n. Riverside San Jacinto Mtns., Juan Diego Flat, NW of Cahuilla Mountain 1220 Comment
  JEPS22335  Nemacladus orientalis Peter H. Raven 1958-3-1 11748 Riverside 8.6 mi n Blythe (on U.S. Highway 95) Comment
  RSA487534  Nemacladus orientalis B. Pitzer 1988-3-10 647 Riverside Chuckwalla Mountains. W side of mountains, on gas line road ca. 1.5 mi north of intersection with Red Cloud Mine Road (and wash); ca. 2 miles (airline) S of Highway I-10. (Red Cloud Road. 10 km cell; PH-2N, 3E) 488 Comment
  UCR68864  Nemacladus pinnatifidus Steve Boyd, T. S. Ross 1990-5-11 4705 Riverside Vail Lake area, Cleveland National Forest, N flank and summit of Wild Horse Peak, Agua Tibia Mtns 999 Comment
  POM97115  Nemacladus pinnatifidus P. A. Munz 1925-5-20 9839 Riverside 2 miles west of Dripping Springs. 396 Comment
  UCR116985  Nemacladus ramosissimus A. C. Sanders, T. B. Salvato 2001-5-3 24078 Riverside Perris-Aguanga Basin region, Hemet, SE corner of State Street at Gibbel, 1712 ft. hill at east end of Diamond Valley 518 Comment
  UCR67359  Nemacladus ramosissimus Steve Boyd, T. S. Ross, L. Arnseth, J. Bonilla 1990-4-2 3995 Riverside Peninsular Range, Vail Lake area, lower slopes of Agua Tibia Mtn. along Hwy 79, east of USFWS Dripping Springs Guard Station 610 Comment
  SEINET13681951  Nemacladus tenuis var. aliformis Tina Ayers, Randy Scott 2017-3-19 1922 Riverside Chuckwalla Mountains, ca 8 miles west of Chuckwalla Valley Road on Dupont Road, roadside at edge of wilderness area 152 Comment
  RSA444484  Nemophila menziesii J. C. Roos 1966-4-5 s.n. Riverside Winchester. Comment
Read comments
Mar 20 2011
  UCSB10586  Nemophila menziesii Wedberg, H. 1957-3-22 Riverside Hwy. 71, near Alberhill Comment
  JEPS12281  Nicotiana attenuata Carl V. Meyer 1928-7-26 523 a Riverside right above Dutch Flat (Hannah's sawmill); San Jacinto Mts. Comment
  RSA699018  Nicotiana attenuata J. R. Bruff 1932-2-22 s.n. Riverside Between Edom and Garnet. Comment
Read comments
Nov 2 2011
  UCR161442  Nicotiana quadrivalvis A. C. Sanders, Mike Misenhelter 2005-9-20 31678 Riverside San Jacinto Mtns. Foothills, Santa Rosa Hills south of Hemet, road NW of Gibbel Flat, south end of Cornell St., 0.5 mi. SE of the Ramona Bowl 610 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
  CAS-BOT-BC71163  Notholaena californica Ivan Johnston 1917-4-4 1052 Riverside Palm Canyon 304 Comment
  RSA686395  Notholaena californica T. R. Pray 1960-3-4 1646 Riverside Andreas Canyon Comment
  RSA686399  Notholaena californica M. B. Dunkle 1933-5-6 3424 Riverside Dry Morongo Canyon. Comment
  CLARK-A1528-3541  Notholaena newberryi John C. Roos 1936-11-21 Riverside La Sierra Comment
  RSA0056389  Oenothera brevipes J. R. Shevock 1971-5-8 1033 Riverside Joshua Tree National Monument. 701 Comment
  POM355584  Oenothera deltoides subsp. deltoides E. S. Spalding 1926-2-13 s.n. Riverside Colorado Desert. Box Canon on Blythe Road. Comment
  VVC347  Oenothera elata F. Zaebst 1959-4-26 s.n. Riverside South Perris Basin, US 395 (now I-15), 2.2 mi S of Temecula River Bridge, 10 yds S.E. of hwy marker 38&30A E. side of road. 366 Comment
  SDSU13603  Oenothera elata subsp. hookeri W. Miller, C. Mosse 1972-7-13 Riverside Comment
  JEPS25897  Oligomeris linifolia E. E. Schellenger April 1920 Riverside canyon e Coachella; Colorado Desert Comment
  UC219187  Oligomeris linifolia P. A. Munz and D. Keck 1922-4-8 4741 Riverside 1/2 mi e Indio; Colorado Desert -15 Comment
  RSA124280  Olneya tesota Percy C. Everett, E. K. Balls 1958-5-7 23116 Riverside Hwy 195, Mecca to Blythe, entrance to Box Canyon 198 Comment
  CAS-BOT-BC349931  Oncosiphon piluliferum John Green 2005-5-4 s.n. Riverside Perris-Aguanga Region: SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  CAS-BOT-BC516766  Oncosiphon piluliferum R. E. Riefner, Jr. 2012-3-31 12 -63 Riverside City of Hemet, N. of Florida Ave. and S of W. Devonshire Ave and E of Meyers St 1514 Comment
  SEINET1004536  Oncosiphon piluliferum A. C. Sanders, T. B. Salvato 2005-1 30239 Riverside Perris Basin: San Jacinto Valley, Gilman Springs Rd., at Quail Lake Golf Course. (El Casco 7.5' Quad) 439 Comment
  UCR103913  Oncosiphon piluliferum B. G. Pitzer 1997-4-11 3121 Riverside Lakeview Mtns, Pulsar View Road (dirt), at sharp turn in road c. 1 mi. (air) NE of Juniper Flat Road, and c. 3/4 -1 mi. by road from the base of the hills. C. 3/4 mi. (airline) SE of Mt. Rudolph (measured from BM 'Nelson') 610 Comment
  UCR202976  Oncosiphon piluliferum Robert Noll 1998-3-23 s.n. Riverside Moreno Valley, [North] of Lake Perris along John F. Kennedy [Dr.] Comment
  UCR266156  Oncosiphon piluliferum R. E. Riefner Jr. 2015-3-24 15- 97 Riverside Perris-Agunaga Basin, city of Perris, Case Road at Watson Road 450 Comment
  RSA4029  Opuntia basilaris var. basilaris C. B. Wolf 1931-10-14 2456 Riverside Snow Creek 3/4 miles below the Fish Hatchery, N base of San Jacinto Mountains. 427 Comment
  POM305017  Opuntia engelmannii Lyman Benson 1962-2-17 16140 Riverside 3 miles northeast of Anza. 1067 Comment
  CAS-BOT-BC56217  Opuntia ficus-indica C. B. Wolf; P. C. Everett 1938-9-29 9462 Riverside Field redacted by CAS, contact the data manager for more information 335 Comment
  SEINET224185  Opuntia littoralis var. martiniana Lyman Benson, Robert Benson 1955-12-6 15618 Riverside Hills 3 miles southeast of Redlands. Crystal/springs 488 Comment
  RSA751352  Opuntia microdasys John F. Green 2008-6-5 s.n. Riverside south side of Hwy 74, c. 3 miles NE of Lake Elsinore and 3 miles NW of Canyon Lake. 478 Comment
  POM305016  Opuntia parryi Lyman Benson 1962-2-17 16143 Riverside Oak Grove 6 miles southeast of Aguanga. 1220 Comment
Read comments
Feb 24 2013
  SD142828  Opuntia phaeacantha Judy Gibson 1998-7-29 192 Riverside South of Hemet, weedy road edge, in sand. (IPB 9/07) Comment
  SD229121  Opuntia phaeacantha Dick Schwenkmeyer 2012-3-26 685 Riverside Mt. San Jacinto area: Lake Hemet (site #4), Highway 74, sloping hillside 1317 Comment
  SEINET4080625  Orcuttia californica L. M. Boykin, P. M. Hall 2003-1 Riverside Comment
  RSA516889  Orobanche cooperi Steve Boyd, Orlando Mistretta 1986-3-13 1402 Riverside Palen Mountains: NE of Desert Center, jct of Parker Dam Rd and 'Palen Rd' (rd. going through pass between Palen and Granite Ranges). 183 Comment
  RSA559931  Orthocarpus densiflorus var. gracilis Steve D. Boyd 1992-4-18 6900 Riverside Paloma Valley betweeen Sun City and Murrieta, E of Hwy I-215. Rolling Hills just SW of Jtn Briggs Rd. and Scott Rd. Comment
  RSA402103  Orthocarpus purpurascens Ernest A. McGregor 1962-4-1 s.n. Riverside On Highway 71, south of Elsinor. Comment
  CAS-BOT-BC355750  Osmadenia tenella Steve Boyd 1986-5-7 1847 Riverside Temescal Canyon: Terrace escarpment between Horsethief wash and Indian Truck Trail, south of I-15 Comment
  HSC85288  Osmadenia tenella Steve Boyd 1986-5-1 1794 Riverside SW Perris Basin, Hill W of Skunk Hollow, Skunk Hollow vernal pool Comment
  UC1424840  Osmadenia tenella E. W. Lathrop 1968-6-2 6952 Riverside trail between El Carriso and San Mateo Canyon; Cleveland National Forest 1219 Comment
  UC1951098  Osmorhiza brachypoda Scott D. White, Justin Wood 2008-6-18 12245 Riverside San Jacinto Mountains: Meadow N/W of Keen Camp Summit, S/W of Highway 79. USGS Idyllwild 7.5' Quad. Comment
  UC64173  Oxalis albicans subsp. californica H. M. Hall 1897-3-20 403 Riverside Gavilan Comment
  SD10667  Oxalis californica Mrs. D. R. Wolf 1932-3-20 21 Riverside Richman Ranch, 2I(c) miles north of De Luz, southwest Riverside County 456 Comment
  UC1608279  Oxalis corniculata Steve Boyd and Tim Ross 1992-5-5 7258 Riverside along Serrano Springs drainage (Oak Flats, between Lucas Canyon Trail and junction of Bluewater and Verdugo Tails); Southern Santa Ana Mountains, San Mateo Wilderness Area 731 Comment
  SD1660  Paeonia californica Edmund C. Jaeger 1925-2-1 Riverside Joseph CaA'on near Corona. 975 Comment
  CAS-BOT-BC327891  Palafoxia arida Marcus E. Jones 1906-4-30 s.n. Riverside Indio Comment
  CAS-BOT-BC327922  Palafoxia arida G. B. Grant no date on sheet s.n. Riverside Colorado Desert Comment
  UCD134870  Palafoxia arida James B. Garner 1959-3-19 428 Riverside 20 miles south of Vidal Junction, toward Blyth. Comment
  RSA28074  Palafoxia arida var. arida I. L. Wiggins 1941-3-24 9564 Riverside 0.3 miles south of Myoma, 4.6 miles north of Indio. Comment
  RSA370869  Panicum capillare R. F. Thorne, S. Boyd, E. Lathrop 1985-7-18 61272 Riverside Sandia Canyon, De Luz-Murrieta Road 260 Comment
  UCR43000  Panicum capillare A. C. Sanders 1986-5-20 6499 Riverside Vacant lot where an orange grove was recently removed, across the street from 1012 Spruce St. 305 Comment
  UCD90128  Panicum urvilleanum W. A. Williams 1958-1-28 s.n. Riverside 1 mile S of Whitewater. Comment
  CAS-BOT-BC422791  Papaver californicum John Roos; Lucille Roos 1952-5-19 5692 Riverside On hills north of Moreno. 518 Comment
  UCD170911  Parietaria hespera A. C. Sanders 2014-4-8 40973 Riverside Peninsular Range, Temescal Canyon, along Temescal Canyon Rd. c. 280 m NE of the I-15 crossing, near mouth of Mayhew Canyon. 317 Comment
  POM123212  Parietaria hespera var. hespera Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA525227  Parietaria hespera var. hespera Steve D. Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4604 -B Riverside Vail Lake area, steep SE flank of Oak Mtn. above NE end of lake. 579 Comment
  RSA796751  Parietaria hespera var. hespera Jim Andre 2012-4-11 20838 Riverside Orocopia Mountains: north end of range, along dirt road 2.8 mi due south of I-10 at Box Canyon Rd/Cottonwood Rd Exit. 624 Comment
  SBBG89555  Parkinsonia aculeata J. Adams 1965-5-9 211 Riverside northern section of Palm Springs on Hwy 111 243 Comment
  RSA778388  Parkinsonia aculeata Amber Swanson 2011-10-9 647 Riverside Around the Hayfields ext N of Hwy I-10. 426 Comment
  LA45743  Parkinsonia florida Carl Epling; March 1927 sn Riverside Indio Comment
  RSA0035904  Parkinsonia florida J. M. Andre 2013-3-27 24821 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  RSA698040  Parosela californica J. R. Bruff 1928-4-1 74 Riverside Whitewater Comment
  RSA793609  Pectis papposa Duncan S. Bell, Aaron C. Sedgwick 2012-9-13 4204 Riverside The Mecca Hills; along what was left of Box Canyon Road after having been buried by a flash flood from a large summer storm, approximately 5 air miles northeast of the junction of Box Canyon Road and the Coachella Canal,, or approximately 1.25 air miles southwest of Shavers Well. 240 Comment
  CAS-BOT-BC355869  Pectis papposa var. papposa Ira L. Wiggins 1934-9-4 8035 Riverside Colorado Desert 31 miles west of Blythe on Mecca-Blythe highway Comment
  RSA782000  Pectis papposa var. papposa Stephanie Rockwood, Christi Gabriel 2011-10-12 106 Riverside East side of the West Riverside Mountains. Highway 62 to NS857 (Radio Tower Road) to NS 853 to 7 Wash Road. Vidal Valley. 348 Comment
  CAS-BOT-BC169754  Pectocarya anisocarpa W. P. Vestal; A. G. Vestal 1947-3-30 s.n. Riverside 5 miles S of Winchester Comment
  JOTR28754  Pectocarya heterocarpa La Doux, Tasha, Bill Truesdell 2004-3-11 1035 Riverside Joshua Tree National Park. Pinto Basin; sand hills 487 Comment
  RSA775949  Pectocarya heterocarpa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 939 Riverside Wash crossing Midland Rice Road, near saddle between Little Maria Mountains and Big Maria Mountains 320 Comment
  RSA795742  Pectocarya heterocarpa J. Andre 2012-3-19 21315 Riverside Orocopia Mountains; north end of range, 0.5 miles south of junction of Box Canyon Road and I-10 freeway, 23 miles east of city of Coachella. 488 Comment
  UCR29781  Pectocarya heterocarpa George K. Helmkamp 1983-3-24 383- 12 Riverside Sonoran (Colorado) Desert, north base of the Little Chuckwalla Mountains, 1.5 miles east of Graham Pass Road 336 Comment
  UC1922868  Pectocarya linearis Scott D. White, Angelia Carey 2004-4-5 10002 Riverside SAN JACINTO MTN FOOTHILLS: North of Valle Vista. Indian Creek Watershed. Lake Fulmor 7.5' Quad. Comment
  RSA611563  Pectocarya linearis subsp. ferocula R. S. Woglum 1939-4-22 2194 Riverside Peninsular Ranges: Near Aguanga; Cleveland National Forest. Comment
Read comments
Jun 9 2012
  RSA524232  Pectocarya penicillata Steve Boyd, Timothy S. Ross, L. Arnseth, Jaime Bonilla 1990-4-2 4026 Riverside Vail Lake area, lower slopes of Agua Tibia Mtn, along Hwy 79, E of USFWS Dripping Springs Guard Station. 488 Comment
  UCR157954  Pectocarya penicillata T. B. Salvato, A. C. Sanders 2005-5-17 915 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
  UCR165267  Pectocarya peninsularis 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
  UCR216202B  Pectocarya peninsularis Jim Andre, T. La Doux 2009-2-25 10834 B Riverside Sonoran (Colorado) Desert, Palen Dry Lake; c. 6 miles north of I-10 freeway, c. 15 miles east of Desert Center 129 Comment
  JEPS88955  Pectocarya platycarpa Rimo Bacigalupi with Paul Hutchison 1958-2-19 6198 Riverside 9.4 mi n Blythe; w base of Big Maria Mts., in wash 167 Comment
  SEINET9300461  Pectocarya platycarpa Unknown 1976-5-3 Riverside Red Mountain Road. Comment
  UCR116630  Pectocarya platycarpa A. C. Sanders 2001-3-20 23844 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
  UCR214882  Pectocarya platycarpa A. C. Sanders 2010-3-15 37396 Riverside Sonoran (Colorado) Desert, pass between Chuckwalla Valley and Palo Verde Mesa, south of I-10 between the Mule and McCoy Mountains, c. 12 miles WSW (264 deg. ) of Blythe 152 Comment
  UC882254  Pectocarya recurvata I. W. Clokey 1935-4-17 6860 Riverside Colorado Desert, Cottonwood Springs Comment
  UCR256746  Pectocarya recurvata T. B. Salvato, Matthew Malle 2013-4-11 7535 Riverside Gavilan Hills, southeastern slopes, hill above Black Powder Canyon and c. 0.5 mi north of the Temescal Canyon 419 Comment
  RSA368830  Pectocarya setosa Christopher Davidson 1973-4-19 1996 Riverside Joshua tree Natl. Monument, various sites along the road, 1-10 miles s of Joshua tree 1220 Comment
  SFV69  Pellaea andromedifolia J. H. Wood 1958-5-30 s. n. Riverside San Jacinto Mountains Comment
  JOTR35127  Pellaea mucronata var. mucronata La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-5-9 3239 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
  POM11830  Pellaea mucronata var. mucronata P. A. Munz, D. Keck 1922-4-14 4995 Riverside Colorado Desert: Mouth of Whitewater Creek 229 Comment
  RSA34556  Pellaea mucronata var. mucronata Norman C. Cooper 1944-6-17 1426 Riverside San Jacinto Mountains: above Banning 1372 Comment
  UCR226913  Pennisetum setaceum Jim Andre 2011-2-2 16214 Riverside Coachella Valley, west of Palm Springs along Hwy 111 (south side) at base of San Jacinto Mtns at Windy Point 5.5 mi from junction with Hwy I-10 259 Comment
  UCR248094  Pennisetum setaceum Duncan S. Bell, John Anderson, Keir Morse 2012-11-11 4380 Riverside Sonoran (Colorado) Desert, Mecca Hills, upper branch of Hidden Spring Canyon, c. 0.6 air mile southeast of Hidden Spring and 0.6 air mile south of The Grotto 250 Comment
  GMDRC6573  Penstemon centranthifolius J. M. Andre 2012-6-15 30529 Riverside San Jacinto Mountains: along Hwy 243, 10.7 mi. south of Interstate 10 (Banning); SB Natl. Forest 1499 Comment
  RSA658634  Penstemon centranthifolius G. Fall 1970-5-18 0 -156 Riverside Gavalin Hills. Collected 2.8 mi. S. of Mocking Bird Cyn. Rd. on Gavalin Hills Rd. 274 Comment
  UCR110969  Penstemon clevelandii George K. Helmkamp 1998-6-27 4105 Riverside Santa Rosa Mtns., 3.3 miles south of Hwy 74 along Santa Rosa Mtn Rd. (= Santa Rosa Truck Trail, FS Rd. 7S02), in vicinity of an unnamed spring 1585 Comment
  CAS-BOT-BC265288  Penstemon clevelandii subsp. connatus C. Epling 1937-4-10 s.n. Riverside Near Pinon Flats, San Jacinto Mountains Comment
  CAS-BOT-BC265291  Penstemon clevelandii subsp. connatus Philip A. Munz 1937-5-30 15097 Riverside N of Vandeventer Flat, Santa Rosa Mountains 1676 Comment
  POM263058  Penstemon clevelandii subsp. connatus J. C. Roos 1941-5-10 128 Riverside Pinyon Flats Camp, Santa Rosa Mountains. 1220 Comment
  UC887103  Penstemon labrosus Edmund C. Jaeger 1921-7-8 Riverside Idylwild , Idylwild (San Jacinto Mts.) 1584 Comment
Read comments
Nov 5 2011
  RSA606176  Penstemon spectabilis Louis C. Wheeler 1930-4-13 s.n. Riverside Idyllwild. Comment
Read comments
Jul 5 2010
  RSA96902  Penstemon spectabilis R. M. Straw 1953-6-24 482 Riverside 8 mi. S of Banning on Idyllwild Rd. 1220 Comment
  NY661179  Penstemon spectabilis var. spectabilis R. M. Straw 1953-6-25 487 Riverside Santa Rosa Mountain Truck Trail, San Jacinto Mountains, Palms to Pines Highway 1676.4 Comment
  UC35609  Pentachaeta aurea H. M. Hall May 20 1899-May 22 1899 1136 Riverside Johnson's Ranch San Jacinto Mountains 1524 Comment
  RSA0060332  Pentagramma triangularis C. B. Wolf 1931-5-11 1959 Riverside Near Pipe Creek, above Hemet Valley, San Jacinto Mountains. 1677 Comment
  SBBG2637  Peritoma arborea H. and M. Dearing 1938-3-5 1075 Riverside Box Cyn, N of Mecca Comment
  SEINET12740180  Peritoma arborea E. Adams 1978-1 S.N. Riverside Mecca, Box Canyon. Comment
  UCD116370  Peritoma arborea var. angustata Richard Bates 1949-4-25 s.n. Riverside Palm Springs area, Palm Canon. Comment
  CAS-BOT-BC355989  Perityle emoryi S. B. Parish 1906-4-1 4147 Riverside Palm Springs, Colorado Desert Comment
  CAS-BOT-BC355992  Perityle emoryi Geo. B. Grant 1906-4-20 6784 Riverside Palm Springs Comment
  CAS-BOT-BC355994  Perityle emoryi Ivan Johnston 1917-4-4 1071 Riverside Colorado Desert. Palm Canyon Comment
  POM98818  Perityle emoryi P. A. Munz 1926-1-31 9948 Riverside Dos Palmos [Palmas] Spring. Comment
  RSA0062769  Perityle emoryi Duncan S. Bell, Evan Meyer 2014-10-21 7651 Riverside Orocopia Mountains; northwestern section of the range; in the vicinity of Hotel California; about 3 air miles northwest of the summit of the Orocopia Mountains. 762 Comment
  RSA779577  Perityle emoryi Duncan S. Bell 2009-3-7 9 Riverside Arica Mountains: east side of mountain range, approximately 1.7 air miles west of Priest Well. 431 Comment
  RSA795745  Perityle emoryi J. Andre 2012-3-19 21309 Riverside Orocopia Mountains; north end of range, 0.5 miles south of junction of Box Canyon Road and I-10 freeway, 23 miles east of city of Coachella. 488 Comment
  SBBG54478  Perityle emoryi L. R. Abrams 1926-3-26 Riverside Palm Springs 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
  SD143774  Persicaria punctata Andy C. Sanders, P. MacKay 1994-10-23 15851 Riverside Whitewater River Canyon, between the trout hatchery and Bonnie Bell 580 Comment
  SEINET10838703  Petalonyx thurberi Jon Ricketson, Heidi H. Schmidt 1992-10-25 Ricketson 4924 Riverside Salton Sea. At the junction of California Highway 111, (Commercial Street), along Vander Veer Road (to North Shore Marina), in the town of North Shore. North end of the Salton Sea, in the Coachella Valley. 60 Comment
  LA49840  Petalonyx thurberi subsp. thurberi Henry J. Thompson; 1960-4-30 3260 Riverside along US Highway 60 and 70, opposite Hayfield Dry Lake, 14 mi. W of Desert Center 457 Comment
  JEPS20877  Peucephyllum schottii W. L. Jepson 1914-5-18 6023 Riverside on road from Pinyon Well to Indio (at County Well); Conchilla Mts. 304 Comment
  RSA676126  Peucephyllum schottii Scott D. White 2001-4-17 8340 Riverside Sonoran Desert: Shaver's Valley. North of the I-10 Freeway, ca. 16 miles east of Indio jtn. I-10 / SR 111. Bajada, washes, and mtn. foothills near powerline access roads at unnamed freeway exit accessing pump station. 457 Comment
  SJSU11731  Peucephyllum schottii R. C. McGehee 1970-4-18 Riverside 2 mi S of Cottonwood Pass, Joshua Tree National Monument Comment
  UC1070056  Peucephyllum schottii H. S. Yates 1937-3-23 6434 Riverside Painted Canyon Thermal Quad. 121 Comment
  UCR244871  Peucephyllum schottii Jim Andre 2012-3-19 21392 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  UCR91557  Peucephyllum schottii A. C. Sanders, L. Lubinsky, A. Knapp, P. J. MacKay, C. L. Sanders 1995-2-12 15923 Riverside Sonoran (Colorado) Desert, Coachella Valley, mouth of Fargo Canyon, Litthe San Bernardino mtns., 1.2 mi. above junction with Aqueduct Road. 367 Comment
  RSA94106  Peucephyllum schottii F. W. Peirson 1919-4-13 4737 Riverside First canyon S of Palm Canyon near Palm Springs. Comment
  HSC13687  Phacelia affinis C. L. Hitchcock 1966-3-16 24201 Riverside Along Palms to Pines Hwy., 10 mi. S of Palm Desert Comment
  RSA426002  Phacelia ambigua M. B. Dunkle 1932-3-25 2914 Riverside 10 miles NW of Indio. Colorado Desert. 30 Comment
  RSA426005  Phacelia ambigua N. C. Cooper 1949-4-8 3258 Riverside Mecca Pass east of Indio 457 Comment
Read comments
Sep 7 2011
  RSA709861  Phacelia ambigua Sarah J. De Groot, Leland Lubinsky, Naomi S. Fraga, Lisa Rojas 2005-2-10 4585 Riverside Along Palen Pass Road, near Palen Pass, between Granite and Palen Mountains. Bluff of sharp light-colored volcanic rock. 402 Comment
  RSA525406  Phacelia brachyloba Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4515 Riverside Vail Lake area, benches along Kolb Crk. W of Dripping Springs, S of Hwy 79, at jtn w/ Woodchuck Rd. 488 Comment
  UCR37457  Phacelia brachyloba Steve Boyd 1981-5-15 s.n. Riverside Peninsular Range, Gavilan Hills, confluence of the major drainage off the west slope of Estelle Mountain with Temescal Wash 320 Comment
  UCR116661  Phacelia cicutaria var. hispida A. C. Sanders, Carolyn Washburn 2001-5-10 24237 Riverside Perris-Aguanga Basin, 1 mi. south of Winchester on the east side of Hwy 79 (Winchester Rd.) just south of Patton Ave. 488 Comment
  UCR228253  Phacelia cicutaria var. hispida A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37669 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on N side of I-15, N of Temescal Canyon Rd. and NW of Concordia Ranch Rd., NW of horse racing track 375 Comment
  UCR90750  Phacelia cicutaria var. hispida Scott D. White 1995-4-5 2750 Riverside Perris Valley, Lakeview Mountains; SW of Juniper Flat Road 579 Comment
  UCR104644  Phacelia ciliata D. E. Bramlet 1993-3-30 2303 Riverside South Cajalco Bend. The site is located some 1.5 m south of Cajalco Road, at a location 3.2 km east of the intersection of Cajalco Road and Sierra Ave. The site is approximately 5m east of the intersection with the Monument Peak Road. 451 Comment
  CLARK-A1528-5436  Phacelia crenulata John C. Roos 1966-3-20 Riverside Chuckwalla Mountains Comment
  CSUSB137  Phacelia crenulata R. A. Clark 1966-3-5 3566 6 Riverside 5 miles east of Mecca, Ca., on State Highway 195, on man-made dike. -57 Comment
  UCD120362  Phacelia crenulata C. L. Hitchcock 1966-3-16 24210 Riverside Along Palms to Pines Highway, 4 mi. S. of Palm Desert. 609 Comment
  CDA40390  Phacelia crenulata var. ambigua T. C. Fuller 1963-4-23 10283 Riverside Box Canyon Wash, Mecca-Blythe Road (Highway 195), 11.8 miles northeast of Mecca. 0 Comment
  JEPS2302  Phacelia crenulata var. ambigua Dr. L. M. Newlon 1922-4-3 426 Riverside 6 mi w Indian Wells; Colorado Desert Comment
  UC68753  Phacelia crenulata var. ambigua H. M. Hall Apr. 1905 5765 Riverside Cathedral Canyon Colorado Desert 91 Comment
  UCD120369  Phacelia crenulata var. ambigua P. C. Everett; E. K. Balls 1958-4-29 23011 Riverside U.S. Hwy. 60/70, Indio to Blythe, 6.5 mi. e. from jct. with U.S. Hwy. 99. 243 Comment
  UC1262269  Phacelia cryptantha E. W. Lathrop 1966-5-8 6441 Riverside 3 mi sw Corona; Cleveland Nat'l Forest, Tracuco Distict, Hagador Canyon 274 Comment
  JEPS1528  Phacelia curvipes Marjorie D. Clary 1933-5-28 2290 Riverside about 10 mi s of Kenworthy; Colorado Desert, Santa Rosa Mts. 1371 Comment
  JEPS2384  Phacelia distans Carl V. Meyer 1929-6-13 753 Riverside Chalk Hill San Jacinto Mts. (sw slope) 1524 Comment
  RSA426214  Phacelia distans M. B. Dunkle 1933-3-5 3076 Riverside Colorado Desert, Palm Springs. 91 Comment
Read comments
Nov 3 2011
  RSA716193  Phacelia distans Scott D. White, Angelia Carey 2004-4-5 10016 Riverside San Jacinto Mtn. Foothills: North of Valle Vista. Indian Creek Watershed. 518 Comment
  RSA800054  Phacelia distans Jim Andre 2012-3-19 21318 Riverside Orocopia Mountains; north end of range, 0.5 miles south of junction of Box Canyon Road and I-10 freeway, 23 miles east of city of Coachella. 488 Comment
  UC144133 Image available Phacelia douglasii var. cryptantha Charlotte M. Wilder 1908-3-28 873 Riverside sandy flat north of pond, Fairmount Park, Riverside, Cal. Comment
  UC511923  Phacelia ivesiana var. pediculoides Frank W. Peirson 1922-4-12 2856 Riverside 15 mi se Coachella (along the boulevard) Comment
  CLARK-A1528-3010  Phacelia minor John C. Roos 1947-3-21 3374 Riverside Reche Canyon Comment
  CLARK-A1703-1208  Phacelia minor Charlotte Stocks 1962-5-14 Riverside Whitewater Canyon Comment
  JEPS89046  Phacelia minor Rimo Bacigalupi and L. Heckard, P. C. Hutchison 1962-3-23 8358 Riverside 1.9 mi sw San Bernardino County line (lower end of wash); Morongo Wash 609 Comment
  RSA0047273  Phacelia minor J. Mark Porter, Lauren E. Machen 1997-2-15 11418 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  RSA428088  Phacelia minor N. C. Cooper 1944-6-24 2020 Riverside Elsinore Mtns, Riverside county. Alt 3500ft. 1067 Comment
  RSA571313  Phacelia minor Steve Boyd, D. L. Banks 1994-4-5 8262222 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
Read comments
Feb 17 2013
  UCR136276  Phacelia minor A. C. Sanders 2004-4-20 27552 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  UCSB10390  Phacelia minor Wedberg, H. 1957-3-23 Riverside Whitewater Canyon Comment
  RSA134093  Phacelia mutabilis L. R. Heckard 1956-6-28 769 Riverside Between Tahquitz Valley and Little Tahquitz Valley. 2317 Comment
  UC701984  Phacelia mutabilis Alan A. Beetle 1946-6-10 4344 Riverside ridge at top of Tahquitz Valley Mount San Jacinto 2438 Comment
  RSA428158  Phacelia pedicellata Robert Gustafson 1983-3-27 2492 Riverside Near mouth of fairly steep-walled canyon southwest of Lake Cahuilla Comment
  UCR140658  Phacelia ramosissima Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 12- 81 Riverside San Jacinto Mtns, San Bernardino National Forest, 10 miles north of Idyllwild on Hwy 243 near Lake Fulmor, Site L12 1637 Comment
  RSA74706  Phacelia rotundifolia F. W. Peirson 1919-4-13 4125 Riverside Alkali Canyon, eastward from Palm Canyon; Colorado Desert. Comment
  CHSC61260  Phalaris minor J. Lund 1980-4-2 Riverside Across the freeway from Valarie Jeans on Rd. W86 on north west side of Salton Sea. Comment
  UCR19277  Phalaris paradoxa John C. Roos 1952-5-21 5702 Riverside Perris-Aguanga Basin region, San Jacinto River bottomland 1.5 mi. SE of Perris. 427 Comment
  UCR237873  Phlox gracilis Mark A. Elvin 2003-3-26 2365 A Riverside San Jacinto Mountains, Garner Valley off Fobes Ranch Rd., east of Hwy 74 1372 Comment
  JOTR32531B  Phoenix dactylifera La Doux, Tasha, M. Harding, M. Wheeler, T. Herskovits 2011-4-14 2540 Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JOTR35431B  Phoenix dactylifera Kain, Katie, Angela Sowa 2012-10-16 s.n. Riverside Joshua Tree National Park. southwest Eagle Mountains; steep rocky drainage approx. 1.5mi east of Cottonwood Canyon and 1.5mi north of park boundary 815 Comment
  JEPS89195  Pholistoma membranaceum Rimo Bacigalupi, L. Heckard, and P. C. Hutchison 1962-3-23 8359 Riverside 1.9 mi. s.w. San Bernardino Co. line (lower end of Morongo Wash); Morongo Wash 609 Comment
  RSA788754  Pholistoma membranaceum R. W. Spjut 2008-2-11 16188 Riverside California Sonoran Desert. BLM: Just west of Desert Hot Springs off North Indian Canyon Drive along southside of Highway 62. 243 Comment
  CAS-BOT-BC134986  Phoradendron bolleanum N. Dunn; A. M. Martin 1932-3-26 s.n. Riverside Cottonwood Spring Comment
  RSA342039  Phoradendron californicum Robert F. Thorne, C. W. Tilforth, L. M. Shultz, R. K. Benjamin, J. Hogge 1980-4-16 54106 Riverside San Bernardino Mountains: Mesquite thicket along Whitewater Canyon road. Comment
  RSA770423  Phoradendron californicum Orlando Mistretta, Duncan S. Bell, Joy D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4878 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
  SBBG1373  Phoradendron californicum K. K. Muller 1957-4-13 801 Riverside 12 mi W of Desert Center Comment
  UCR114127  Phoradendron californicum B. G. Pitzer, J. Ross 1998-3-8 3602 Riverside Sonoran (Colorado) Desert, S-facing fan on north side of Hayfield Lake, along road to pumping plant. 427 Comment
  UCR96817  Phoradendron californicum Bern Schwenn 1994-4-1 s.n. Riverside Sonoran (Colorado) Desert, Eagle Mountains, Hayfield Spring on the south side of the range. 700 Comment
  UCR94061  Phoradendron densum Duayne Haselfeld 1996-7-2 4264 Riverside San Jacinto Mtns., Pinyon Flat Area, north of Hwy 74, c. 10 road miles east of jct. w/ Hwy 371. W facing slope of Sugerloaf Mtn. and adjacent valley 1400 Comment
  SBBG113411  Phoradendron leucarpum subsp. tomentosum D. Wilken with E. Painter 2000-11-4 15868 Riverside St Hwy 71, ca. 4 mi E of Anza, N of Burnt Valley, SE base of Thomas Mtn 1400 Comment
  RSA228805  Phoradendron macrophyllum Colin M. Wainwright, Larry E. DeBuhr 1972-2-10 604 Riverside Santa Rosa Plateau, ca. 5 miles south west of Murrieta near Forest Route 7S01. 488 Comment
  UCR138555  Phoradendron villosum Steve Boyd, D. E. Bramlet 1988-10-8 2878 Riverside San Jacinto Mtns. area, Cahuilla Mountain, SW of Anza at head of Bautista Canyon, along the crest of the mountain 1707 Comment
  POM214537  Phragmites australis Joseph A. Ewan 1932-4-8 7044 Riverside Seven Palms near Garnet Comment
  RSA191744  Physalis crassifolia Robert F. Thorne 1963-3-29 32428 Riverside Colorado Desert, 12 miles ENE of Mecca. Comment
  RSA79897  Physalis crassifolia F. W. Peirson 1922-4-8 1088 Riverside between Whitewater and Palm Springs. Comment
  UCSB16567  Physalis crassifolia Breedlove, Dennis 1962-3-11 Riverside Cat Creek wash, 3 miles southwest of Palm Desert 426 Comment
  UCSB22460  Physalis crassifolia Anthony, Jean 1965-2-28 Riverside 1 mile west of Jefferson Street on Avenue 58 southwest of Coachella Comment
  CSUSB764  Physalis crassifolia var. crassifolia Wayne White 1975-5-24 Riverside Chuckwalla Mountains Chuckwalla Mountains. On Highway I-10 to Red Cloud Road. Colorado Desert. 609 Comment
  UCR5867  Physalis philadelphica O. F. Clarke 1966-10-2 661002- 21 Riverside Riverside, residential garden of O.F. Clarke, 1012 Spruce Street [now the site of an apartment complex, 2001] 305 Comment
  CAS-BOT-BC538095  Phytolacca americana R. E. Riefner, Jr. 2016-10-8 16 -398 Riverside City of Lake Elsinore, SR 74 between Flannery St. and LIncoln St. 403 Comment
  SDSU13906  Pickeringia montana var. tomentosa Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2157 Riverside Santa Margarita Ecological Reserve (SDSU), just south of east-west draw, north of El Valle complex. 646 Comment
  RSA759628  Pinus attenuata Doug Goldman 2005-5-11 3282 Riverside White Post Turn on Rt. 74, to the E. side of the road and NW part of the turn, about 3.9mi W. of the intersection with Rt. 243. San Bernardino National Forest. 1088 Comment
Read comments
Mar 27 2014
  RSA0051595  Pinus cembroides var. parryana Elliott Waite 1950-4-30 s.n. Riverside Vanderventer Flats 1524 Comment
  POM12749  Pinus contorta var. murrayana Philip A. Munz 1922-7-6 6038 Riverside San Jacinto Peak. Near summit. 3277 Comment
  RSA0065519  Pinus coulteri Peter Gail 1961-5-6 s.n. Riverside Idylwild, San Jacinto Mts. Comment
  JEPS47911  Pinus flexilis W. L. Jepson 2308 Riverside Tauquitz Peak San Jacinto Mt. 2682 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
  UC1543055  Pinus monophylla Donald G. Nelson 1936-5-22 339 Riverside near base Santa Rosa Mountains (on trail down to stream in Palm Springs Canyon, along trail to Palm Canyon from Ribbon Wood Camp); Ribbon Wood Camp, Pines to Palms Highway Comment
  UC1931124  Pinus monophylla Scott D. White, Justin Wood 2008-6-17 12187 Riverside San Jacinto Mountains: Morris Ranch Road - open area west of Goff Flat. (Palm View Peak) Comment
  UC813272  Pinus monophylla Lewis S. Rose 1936-12-24 36814 Riverside 26 mi sw Indio (Palms to Pines Highway); San Jacinto Mts. 1219 Comment
  CAS-BOT-BC79088  Pinus quadrifolia Victor Duran 1933-7-2 3495 Riverside near Santa Rosa, Santa Rosa Mountains 1676 Comment
  CAS-BOT-BC79096  Pinus quadrifolia H. M. Hall 1901-6-1 2139 Riverside Santa Rosa Mountains, Coyote Canyon 1524 Comment
  RSA384462  Pinus quadrifolia Gale Sphon 1955-5-22 s.n. Riverside Pinon Flats, San Jacinto Mountains. Comment
  UC1134100  Pinus quadrifolia R. St. John 1931-1-14 172 Riverside Burnt Valley San Jacinto Quad., Burnt Valley 1371 Comment
  OBI53725  Plagiobothrys canescens Bill Wagner 1988-3-9 s.n. Riverside At Benton Rd and San Diego aqueduct, 1/2 mi E of Winchester Rd, NE of Murrieta 411 Comment
  SEINET6097276  Plagiobothrys canescens Unknown 1996-4-19 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UC76139  Plagiobothrys collinus Miss M. A. King 1893-1 Riverside Menifee Comment
  UCR99154  Plagiobothrys collinus A. C. Sanders, G. Helmkamp 1997-3-15 19991 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  RSA667132  Plagiobothrys collinus var. californicus A. C. Sanders, Carolyn Washburn 2001-5-10 24232 Riverside 1 mi. S. of Winchester on the east side of Hwy 79 (Winchester Rd.) just S of Patton Ave. 488 Comment
  RSA674552  Plagiobothrys collinus var. californicus Scott D. White 2000-5-1 7747 Riverside Corona: Western foothills of Santa Ana Mountains near Bedford Canyon. 351 Comment
  UC1537688  Plagiobothrys collinus var. californicus Gordon H. True Jr. 1935-2-20 9 Riverside Box Springs Sycamore Canyon 365 Comment
  SD244103  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy . Chumley 2013-4-2 40747 Riverside Peninsular Range: Temescal Canyon between Horsethief Canyon Road and Hostettler Road, near I-15 Fwy, SE of Corona (Lee) Lake (Alberhill 7.5'Q) 377 Comment
  UCR241809  Plagiobothrys collinus var. fulvescens A. C. Sanders, Timothy W. Chumley 2013-4-2 40735 Riverside Peninsular Range, Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  RSA0042161  Plagiobothrys jonesii Duncan S. Bell, Evan Meyer 2014-4-2 6511 Riverside Orocopia Mountains; Orocopia Mountains Wilderness area; southern section of range; approximately 1 air mile northwest of Canyon Spring. 422 Comment
  UCR241802  Plagiobothrys jonesii A. C. Sanders, Ann Howald 2013-2-28 40565 Riverside Sonoran (Colorado) Desert, Bradshaw Trail, 3.4 miles west of Hwy 78, 11 km SW (250 deg. ) of Ripley 114 Comment
  POM13594  Plagiobothrys leptocladus P. A. Munz 1922-5-5 5159 Riverside 0.5 mile north of March Field [March Air Force Base]. Comment
  RSA80216  Plagiobothrys leptocladus F. W. Peirson 1922-4-29 4273 Riverside Field S of Lake Elsinore 375 Comment
  UCR19095  Plagiobothrys leptocladus John C. Roos 1950-3-18 4713 Riverside Perris-Aguanga Basin region, 1 mi SE of Perris 457 Comment
  SBBG133367  Plagiobothrys tenellus S. D. White, J. M. Wood 2008-5-15 12000 Riverside Johnson Meadow, San Jacinto Mtns 1415 Comment
  UCR87662  Plagiobothrys tenellus A. C. Sanders 1994-5-29 14575 Riverside San Bernardino Mtns, East Branch Millard Canyon, along Forest Service Road 4S45 1200 Comment
  RSA388509  Plantago erecta Steve Boyd 1986-5-1 1806 Riverside Perris-Aguanga Basin region SW Perris Basin, Hill west of Skunk Hollow. Comment
  UCR251699  Plantago erecta T. B. Salvato 2014-4-9 7840 Riverside Perris-Aguanga Basin, Menifee, c. 4 mi southeast of Canyon Lake, northeast corner of Bundy Canyon Road and Sunset Avenue 534 Comment
  JEPS85906  Plantago ovata Peter M. Ray 1949-3-6 1326 Riverside near 1000 Palms; Coachella Valley, Willis Palms Comment
  OBI53571  Plantago ovata Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. Ross 1988-3-10 2104 Riverside N end Palen Mts, 2 mi W of Palen Pass 300 Comment
  UCR165266  Plantago ovata John F. Green 2005-2-2 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 mi east of Desert Beach 24 Comment
  UCR172222  Plantago ovata John F. Green 2006-5-2 s.n. Riverside Peninsular Ranges, unincorporated area along San Diego Aqueduct Corridor, 1 km due west of Skunk Hollow, between Nicholas Rd. and Borel Rd., east of Murrieta Hot Springs 421 Comment
  UCR274848  Plantago ovata David Fraker, Aaron C. Sedgwick 2012-4-5 077 Riverside Sonoran (Colorado) Desert, north of the Salton Sea on Dos Palmas Spring Road, c. 500 ft south of the aqueduct 2 Comment
  RSA402041B  Plantago ovata var. fastigiata F. R. Fosberg 1932-3-13 8074 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  RSA708430  Plantago patagonica Scott D. White 2005-3-29 10827 Riverside San Gorgonio Pass: Cabazon. Alluvial fan and benches west of San Gorgonio river and south of I-10 Freeway. West of existing gravel quarry, likely to be proposed for quarry expansion. 585 Comment
  POM306219  Platystemon californicus Henry J. Ramsey, Henry J. Ramsey 1940-3-15 s.n. Riverside Corona, south of fields-hillsides. Comment
  UCR22124  Platystemon californicus Steve Boyd 1980-4-11 127 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  RSA775945  Pleuraphis rigida Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-31 955 Riverside Dune system along Midland Rice Road, South of Arica Mountains. 305 Comment
  JOTR34386  Pleurocoronis pluriseta Andre, Jim 2012-4-16 20910 Riverside Joshua Tree National Park. Along Cottonwood Spr. Rd. 3.1 miles north of South Entrance, 4.1 miles north of I-10 788 Comment
  LA203882  Pleurocoronis pluriseta Martha Hilend; 1929-12-27 36 Riverside Shafer's Wells Comment
  SD40731  Pleurocoronis pluriseta B. D. Stark 1933-5-13 4983 Riverside Andreas Canyon 760 Comment
  UCR60788  Pleurocoronis pluriseta Steve Boyd, O. Mistretta 1986-3-13 1482 Riverside Sonoran (Colorado) Desert, West side Palen Mtns: NE of Desert center; first large canyon at NW tip of western segment of range Comment
  CAS-BOT-BC326536  Pluchea sericea H. M. Hall 1901-6-8 2018 Riverside Canyon of the San Jacinto River, San Jacinto Mountains 762 Comment
  POM6853  Pluchea sericea P. A. Munz, L. T. Street, Williams 1919-3-25 2320 Riverside Palm Springs. Comment
Read comments
Jul 27 2014
  UC1563108  Pluchea sericea Steve Boyd, Tim Ross, Laurel Arnseth 1989-6-10 3663 Riverside below the dam Temecula Creek canyon; Vail Lake Area 457 Comment
  UC35677  Pluchea sericea H. M. Hall 1901-6-8 2018 Riverside San Jacinto River Canyon San Jacinto Mountains 762 Comment
  RSA179491  Poa bulbosa E. W. Lathrop 1960-4-15 4737 Riverside 14 miles W of Murrieta. Comment
  JOTR31009  Poa secunda subsp. secunda La Doux, Tasha, B. Truesdell, M. Wheeler, M. Harding, E. Babich 2010-4-20 1296 Riverside Joshua Tree National Park. Stop 5: Hexie Mountains, steep gravel slopes above north side of Blue Cut Gorge Comment
  RSA772838  Poa secunda subsp. secunda Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4726 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm)., Between N33.97538, W116.65161 and N33.97538 and W116.65120 604 Comment
  UCR30596  Polygonum argyrocoleon John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, Blythe 76 Comment
  SEINET269476  Polygonum lapathifolium Scott D. White, Steve Ogg 1994-10-17 2461 Riverside Murrieta Creek at Winchester road bridge (Banana Avenue on USGS Murrieta quad) 310 Comment
  RSA503416  Polypogon interruptus John Olmsted 1962-5-10 3632 Riverside Coldwater Canyon, Corona city water supply, western Riverside County 396 Comment
  SEINET6631301 Image available Polypogon monspeliensis Scott D. White 2004-1 10252 Riverside San Jacinto Mountain Foothills; Soboba Indian Reservation, Indian Creek Watershed 518 Comment
  RSA508014  Polystichum imbricans subsp. curtum Steve Boyd, C. Boyd, K. Boyd, R. Noyes, L. Arnseth 1988-5-28 2294 Riverside Cahuilla Mountain, west of Anza, mostly along the crest. 1500 Comment
  RSA0036073  Populus fremontii Norman C. Cooper 1943-10-9 962 Riverside Hemet. 304 Comment
  HSC6072  Porophyllum gracile C. L. Hitchcock 1966-3-21 24330 Riverside In Mule Mts.; 20 mi. SW of Blythe Comment
  RSA4946  Porophyllum gracile C. B. Wolf 1932-4-27 3052 Riverside Colorado Desert, lower end of Lost Palm Canyon, at 1st rocky hills, 1mi off the Mecca-Blythe Road. 244 Comment
  RSA614666  Porophyllum gracile Scott D. White 1997-2-28 4714 Riverside Elsinore Basin: SE of Hwy 74, ca 1 mi E of junction with Hwy I-15 Fwy. 457 Comment
  SEINET10543381  Potentilla David B. Dunn 1946-8-16 Dunn 2672 Riverside Open dry trail soil by jolly springs. San jacinto mts Comment
  UCSC000938  Potentilla glandulosa Peter Kamb 1947-5-17 522 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  SD229257  Potentilla gracilis Dick Schwenkmeyer 2012-6-27 759 Riverside Strawberry Creek, 1/4 mile northwest of Humber Park, Idyllwild. 1914 Comment
  UC12550  Potentilla gracilis H. M. Hall June, 1901 2184 Riverside Thomas Valley San Jacinto Mountains, Thomas Valley 1371 Comment
  CAS-BOT-BC206975  Prosopis glandulosa var. torreyana James Henrickson 1963-3-29 1208 Riverside 12 miles est of Mecca, along Hwy. 195 304 Comment
  CAS-BOT-BC206990  Prosopis glandulosa var. torreyana Dr. Barton W. Evermann 1916-5-13 s.n. Riverside Cottonwood Springs Comment
  UCR269109  Prosopis glandulosa var. torreyana Orlando Mistretta, Duncan S. Bell, et al. 2010-4-12 4484 Riverside San Bernardino Mountains, Whitewater Canyon, along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center, Whitewater Trout Farm, in the vicinity of Bonnie Bell 488 Comment
  CAS-BOT-BC216516  Prosopis pubescens E. A. McGregor 1917-3-17 721 Riverside Aqua Dulce Springs near NW Salton Sea Comment
  SEINET2095798  Prosopis pubescens R. Harms 2003-4-1 Riverside San Andreas Oasis, Dos Palmas Reserve; -15 Comment
  POM244  Prunella vulgaris var. lanceolata M. Durant 1919-5-18 s.n. Riverside Riverside, in lawn Comment
  LA208074  Prunus emarginata Harlan Lewis; 1937-6-4 sn Riverside San Jacinto Mountains, Idyllwild 1523 Comment
  RSA453216  Prunus emarginata M. B. Dunkle 1933-7-19 3684 Riverside Upper Tahquitz Valley. 2409 Comment
  RSA453217  Prunus emarginata N. C. Cooper 1945-5-24 1665 Riverside Big Oaks Canyon, Banning. 1220 Comment
  RSA453231  Prunus fasciculata M. B. Dunkle 1934-2-25 3851 -b Riverside Dry Morongo, Colorado Desert. 244 Comment
  UCR260293  Prunus fasciculata A. C. Sanders, Jim Malusa 2015-3-9 41366 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, along Gasline Road at major wash crossing 1.9 mi. south of Bradshaw Trail, US Navy Chocolate Mountains Aerial Gunnery Range 686 Comment
  CLARK-A1528-819  Prunus fremontii 1968-4-14 18 Riverside San Jacinto Mountains 1066 Comment
  UCR169396  Prunus virginiana var. demissa T. B. Salvato, John F. Green 2004-5-27 606 Riverside San Bernardino Mtns, head of Banning (San Gorgonio River) Canyon close to the San Bernardino Co. line, 0.5 mi SE of Oak Glen Conservation Camp 1463 Comment
  SEINET7412894  Prunus virginiana var. demissa E. K. Balls 1949-5-4 13486 Riverside On road from Idyllwild to Banning, San Jacinto Mountains 1372 Comment
  SBBG62540  Psathyrotes ramosissima M. N. Ackley -Feb-1926 301 Riverside Painted Cyn, near Mecca 76 Comment
  UCD135007  Psathyrotes ramosissima Lewis S. Rose 1959-1-12 59010 Riverside Cathedral City. 121 Comment
  UCR167461  Psathyrotes ramosissima John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, NNE of Rancho Dos Palmas, between Coachella Canal siphons 28 and 29 24 Comment
  RSA0065465  Psathyrotes ramosissima David B. Dunn 1947-7-12 2976 Riverside Pushawalla Canyon Indio Hills. Comment
  UCR268284  Pseudognaphalium californicum Jim Andre 2012-6-15 30510 Riverside San Jacinto Mountains, San Bernardino National Forest, along Hwy 243 at Mount Edna Road, c. 1 mile north of McMullen Flat, 5.9 miles south of Hwy I-10 at Banning 1172 Comment
  UCR169369  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
  UCR232801  Psilocarphus brevissimus John F. Green 2008-4-16 0408- 45 Riverside Peninsular Range; Perris-Aguanga Valley, SSE of Romoland, powerline route north of McLaughlin Rd, between Palomar and Dawson roads 442 Comment
  CAS-BOT-BC353581  Psorothamnus arborescens var. simplicifolius H. M. Hall 1901-6-1 2008 Riverside San Jacinto Mountains, Canyon of the San Jacinto River 670 Comment
  RSA517250  Psorothamnus emoryi Steve D. Boyd 1986-2-18 1320 Riverside Mecca Hills, Colorado Desert: Painted Canyon N of Highway 195. Comment
  UCR165295  Psorothamnus emoryi John F. Green 2005-2-4 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, transect along Coachella Canal right-of-way, between siphons 29 and 30, c. 3 miles east of Desert Beach 24 Comment
  UCSB28384  Psorothamnus emoryi Blakley, E. 1961-9-10 Riverside 20 miles west of Blythe at desert wash crossing of U.S. Highway 60-70 106 Comment
  JEPS41664  Psorothamnus schottii M. Clary 1929-10-1 12 Riverside Coral Reef Canyon , Coral Reef Canyon (Santa Rosa Mts.) 0 Comment
  RSA404244  Psorothamnus schottii Geo. Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea. Comment
  RSA498748  Psorothamnus schottii W. Hutchinson 1921-4-1 s.n. Riverside Palm Springs. Comment
  RSA295547  Psorothamnus spinosus Lyman D. Benson, Robert Benson 1952-4-8 14848 Riverside Colorado Desert. 2 miles west of Shaver Summit, east of Indio, US 66. Colorado Desert Drainage Area. 610 Comment
  UC52157  Psorothamnus spinosus E. E. Schellenger July 25 1903-Aug 14, 1903 3 Riverside Chuckawalla Bench, Colorado Desert Comment
Read comments
Aug 27 2016
  POM10468  Pterostegia drymarioides Charlotte M. Wilder 1904-4-18 204 Riverside Wilder's Canyon. Comment
  POM121971  Pterostegia drymarioides Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  SD261010  Pterostegia drymarioides Mitch Provance 2012-5-24 512 9 Riverside San Bernardino Mountains; Banning, foothills and alluvial fan near border with Beaumont, NE of the intesection of Highland Springs Avenue and Wilson St. (Beaumont 7.5'Q) 868 Comment
  UC1608272  Pterostegia drymarioides Steve Boyd, Tim Ross, and Dave Bramlet 1993-5-12 7326 Riverside San Mateo Canyon from confluence with Los Alamos Canyon (downstream to concluence with Tenaja Canyon); S. Santa Ana Mts., San Mateo Canyon Wilderness Area 365 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
  UCR123819  Pterostegia drymarioides Steven R. Hill 2001-5-3 33672 Riverside San Jacinto Mtns., NE-facing slopes of Mt. San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, c. 3.8 mi west of Calif. Hwy 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area 793 Comment
  SD181685  Pulicaria paludosa Scott D. White 2001-6-29 8630 A Riverside Menifee Valley, ca. 1.4 miles wouthwest of the I-215/Newport Road interchange, northwest of the intersection of Holland Rd. and Bradley Road. 438 Comment
  RSA0123998  Purshia tridentata Duncan S. Bell, Thomas Stoughton 2016-4-13 9252 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; on the western slopes of Martinez Mountain. 1548 Comment
  UCR81114  Pycnanthemum californicum Steve Boyd, T. S. Ross, D. E. Bramlet 1992-9-9 7681 Riverside Southern Santa Ana Mountains, San Mateo Wilderness Area; upper San Mateo Canyon, from the junction of Tenaja Road (7S01) and Los Alamos Road (7S04) at the confluence of Los Alamos Creek, up the San Mateo Trail north to Potrero de la Cienega. 671 Comment
  CAS-BOT-BC460831  Pyrola aphylla S. B. Parish; W. F. Parish 1892-6-1 1506 Riverside San Jacinto Mts. Comment
  UCR278374  Quercus Mitch Provance 2012-9-5 912- 15 Riverside Badlands of Western Riverside County, Potrero Creek, S end of City of Beaumont, E side of Highland Springs Rd., about 100 yards south of intersection with Breckenridge Ave. 755 Comment
  UCSB56473  Quercus X acutidens Thorne, Robert; Tilforth, C.; DeBuhr, L. 1975-8-29 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro 609 Comment
  UC5588  Quercus X morehus H. M. Hall Aug 1901 2643 Riverside vicinity Chalk Hill; San Jacinto Mts. 1402 Comment
  UCR35009  Quercus X morehus L. B. Ziegler 1966-1 219 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area near May Valley 1555 Comment
  RSA50466  Quercus X munzii P. A. Munz 1946-10-21 11590 Riverside Live Oak Tank, Joshua Tree National Monument. 1220 Comment
  POM263040  Quercus agrifolia J. C. Roos 1937-8-19 358 Riverside Near summit, Pines to Palms Road 1433 Comment
  UCR260590  Quercus agrifolia A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-3 41559 Riverside Peninsular Range, Eastern Foot of the Santa Ana Mtns., Temescal Canyon NW of Horsethief Canyon Rd. along DePalma Rd., SE of Glen Eden Rd. and south of the east end of Lee (Corona) Lake, south side of I-15 370 Comment
  SEINET10678317  Quercus berberidifolia Tracy Scott, Andrew Townesmith; Karen M. Meyer 2007-3-18 Scott 135 Riverside San Bernardino National Forest. San Jacinto Mountains. About 1.7 mi on Little Thomas Mtn. Rd., S of Lake Hemet, from Rt. 74. 1467 Comment
  SEINET3102123  Quercus berberidifolia Marc A. Baker 2011-10-1 17465 Riverside Ribbonwood, north end of the Santa Rosa Mountains, 2.9km WSW of where Highway 74 crosses Omstoff Creek at the upper reaches of Palm Canyon, 30km south of Palm Springs, granite and schist gravel, rocks, silt, and sand. 1308 Comment
  UCR2936  Quercus berberidifolia Wm. Horn Jr. 1963-4-20 630420- 01 Riverside Santa Ana Mtns., [Santa Rosa Plateau, on Tenaja Road west of] Murrieta, 100 yards east of dirt road to Tenaja Ranger Station, 2.2 miles west of Santa Rosa Ranch gate. 'c. 1400 ft. 549 Comment
  CAS-BOT-BC62436  Quercus chrysolepis Marcus E. Jones 1924-8-30 s.n. Riverside Tahquitz, San Jacinto Mts. Comment
  CAS-BOT-BC62439  Quercus chrysolepis H. M. Hall 1901-8-1 2641 Riverside Canyon of the San Jacinto River 1066 Comment
  UC519764  Quercus chrysolepis C. Epling 1931-10-4 Riverside Idyllwild 1371 Comment
  CAS-BOT-BC79162  Quercus dumosa Rev. J. C. Nevin 1904-1-1 s.n. Riverside Temecula Comment
  UCD46037  Quercus engelmannii Jack Easton 1989-4-18 s.n. Riverside Antelope Valley area N of Murrieta. Ca. 1.5 mi NW of intersection of Antelope Road and Hwy I-15, and due N of intersection of Nutmeg and Jackson Streets. 396 Comment
  SEINET3071475  Quercus turbinella Marc A. Baker, Michelle Cloud-Hughes 2011-12-17 17493 Riverside Queen Mountain quadrangle, zone 11 0585690mE 3765105mN NAD83, Desert Queen Mine (McHaney's Mine), 12.5 km SSW of Twenty Nine Palms, 1.3km ESE of Negro Hill 1325 Comment
  CAS-BOT-BC104993  Quercus wislizeni Louis C. Wheeler 1931-10-4 244 Riverside 2 mi N Idyllwild, San Jacinto Mts. 1798 Comment
  UCD47637  Quercus wislizeni Louis B. Ziegler 1969-10-24 s.n. Riverside Near Kernworthy Ranger Station, Hemet Valley, San Jacinto Mts. 1417 Comment
  UCR20789  Rafinesquia californica A. C. Sanders, S. D. Boyd 1980-5-2 1399 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  CAS-BOT-BC362630  Rafinesquia neomexicana Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  POM6732  Rafinesquia neomexicana P. A. Munz, L. T. Street, Williams 1919-3-28 s.n. Riverside San Gorgonio Pass, Cabazon 543 Comment
  PASA2620  Ranunculus aquatilis M. Stason 1931-5-24 Riverside Pond near Hurkey Creek Camp, Hemet Valley Comment
  UCR108453  Ranunculus aquatilis L. C. Wheeler 1961-6-24 7910 Riverside San Jacinto Mountains, Fulmor Lake Comment
  RSA698549  Ranunculus californicus Mabel Harvey s.n. Riverside Santa Ana Canyon. Comment
  UC1930014  Ranunculus californicus Scott D. White, Justin Wood 2008-5-15 12006 Riverside San Jacinto Mountains: Johnson Meadow. Comment
  UCR136277  Ranunculus californicus A. C. Sanders 2004-4-20 27558 Riverside Santa Ana Mtns., Santa Rosa Plateau, 0.5 km west of Tenaja Road and just north of the San Diego county line 640 Comment
  RSA0018962  Ranunculus cymbalaria Scott D. White, Justin M. Wood 2008-6-5 12086 Riverside San Jacinto Mountains: Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  POM296  Ranunculus cymbalaria var. saximontanus I. M. Johnston 1917-6-9 1219 Riverside Santa Ana River near Corona Comment
Read comments
Nov 20 2011
  SDSU14182  Raphanus sativus David Mabs 2002-4-20 17 Riverside Santa Margarita Ecological Reserve. About a hundred yards up river from where Tornado Road crosses. 228 Comment
  RSA714433  Rhamnus crocea A. C. Sanders 2004-5-12 27870 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 378 Comment
  OBI52766  Rhamnus ilicifolia B. Pitzer & A. C. Sanders, A. C. Sanders 1987-4-21 494 Riverside Box Springs Mts, near Southernmost radio towers 792 Comment
  UC18547  Rhamnus ilicifolia H. M. Hall 1901-6 2017 Riverside canyon of the San Jacinto River San Jacinto Mountains Comment
  UCR187283  Rhamnus ilicifolia Diane Menuz, Theresa Johnson 2006-6-15 164 Riverside Peninsular Range; San Jacinto Mtns, San Bernardino National Forest, Bautista Canyon, just off the road c. 1/2 mile below Bautista Spring 762 Comment
  UC18582  Rhamnus tomentella subsp. cuspidata H. M. Hall Jul 1897 Riverside San Jacinto Mountains 1828 Comment
  SD229133  Rhododendron occidentale Dick Schwenkmeyer 2012-8-28 828 Riverside Fuller's Mill camp, 2.6 miles east of the intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  HSC99159  Rhus aromatica Paul J. CaraDonna 2008-1 124 Riverside Jumbo Rock Campground, N of site 78, Joshua Tree National Park. 1329 Comment
  HSC3151  Rhus ovata C. L. Hitchcock, C. V. Muhlick 1964-3-17 23098 Riverside 3 mi. SE of Glen Ivy Hot Springs. Comment
  RSA476151  Ribes cereum M. B. Dunkle 1933-7-19 3683 Riverside Upper Tahquitz Valley, San Jacinto Mountains. 2409 Comment
  RSA98702  Ribes indecorum C. R. Quick 1939-12-19 s.n. Riverside Temecula. Comment
  UCSB39052  Ribes malvaceum var. malvaceum Jorgensen, Jan 1982-1-19 Riverside 3 kilometers up highway 243 from interstate 10; Banning; San Jacinto Mountains Comment
  RSA1179  Ribes malvaceum var. viridifolium B. D. Stark 1930-2-21 1649 Riverside Hidden Canyon, near Corona, Santa Ana Mts. Comment
  SD29587  Ribes nevadense Darley F. Howe 1941-6-9 Riverside Strawberry Creek San Jacinto Mts Comment
  RSA161278  Ribes roezlii Peter H. Raven 1962-5-18 17758 Riverside Junction [of] Main Divide Truck Trail with Ortega Highway, Santa Ana Mountains. 701 Comment
  UCR79260  Ribes speciosum Steve Boyd, Orlando Mistretta 1992-4-22 7011 Riverside Southern Santa Ana Mtns, San Mateo Canyon Wilderness Area. Indian Potrero Trail S from Verdugo Potrero to Indian Potrero on ridge between Talega Canyon and Nickel Canyon 701 Comment
  POM319730  Ricinus communis Patricia Wilder 1970-10-30 4855 Riverside Along road on south side of Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area. 152 Comment
  CAS-BOT-BC92170  Romneya coulteri var. coulteri L. R. Abrams 1913-7-16 s.n. Riverside Between Elsinore and Corona. Comment
  UC1951181  Rorippa palustris subsp. palustris Justin M. Wood with Jamie Miner 2009-4-2 464 Riverside SW Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. USGS Temecula 7.5' Quad. Comment
  RSA708220  Rosa californica Scott D. White, Angelia Carey 2004-5-7 10334 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  RSA740619  Rubus laciniatus Scott D. White, Justin M. Wood 2008-7-8 12372 Riverside San Jacinto Mountains: Hurkey Creek Watershed- Bonita Vista Rd, ca 1/2 miles E and W of Hurkey Creek crossing. 1512 Comment
  POM1468  Rubus ursinus D. L. Crawford 1916-3-1 s.n. Riverside Santa Ana River Valley. Comment
  UC130493  Rumex maritimus Charlotte M. Wilder 1909-7-15 794 Riverside Hemet Dam San Jacinto Mts. Comment
Read comments
Mar 25 2011
  SEINET244301  Rumex obtusifolius A. C. Sanders, T. B. Salvato 2001-5-24 24368 Riverside Perris-Aguanga Basin Region; Temecula, Long Canyon west of Del Rey Rd., along bottom of canyon W of junction of Av. Pina Colada 345 Comment
  CAS-BOT-BC433761  Rumex pulcher Mitch Provance; A. C. Sanders 2000-7-4 2095 Riverside Riverside: Santa Ana River Wash, between the Market St. and Riverside Ave crossings. 244 Comment
  JEPS39923  Rumex salicifolius var. denticulatus W. L. Jepson 1903-8-6 2275 Riverside Dark Canyon San Jacinto Mts. 1828 Comment
  UC850618  Rumex salicifolius var. salicifolius I. W. Clokey and E. G. Anderson 1936-8-21 6601 Riverside Fuller Creek 1500 Comment
  IRVC28189  Salazaria mexicana Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11258 Riverside Choclate-Chuckwalla Mtns region; W base of the Choclate Mtns, along Gas Line Road in major wash system W of Iris Wash drainage. Within boundary of US Navy Choclate Mtn Aerial Gunnery Range Colorado Desert 570 Comment
  POM13991  Salazaria mexicana P. A. Munz 1922-4-9 4885 Riverside Vicinity of Corn Springs, Chuckwalla Mountains, Colorado Desert. 427 Comment
  UC65012  Salazaria mexicana E. E. Schellenger 1904-10-18 27 Riverside Chucawalla Bench; Colorado Desert, Chucawalla Bench Comment
  RSA596544  Salix exigua D. L. Banks, Lauren Raz 1996-8-29 1141 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along Arroyo Seco, N of Wildhorse Peak, before the drainage bends to the S. 549 Comment
  UCR128251  Salix exigua A. C. Sanders, Kelly Volansky 2003-10-16 27341 Riverside Moreno Valley, lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. 534 Comment
  UCR225575  Salix exigua A. C. Sanders 2011-3-29 38858 Riverside Peninsular Range; Perris-Aguanga Basin Region, canyon in hills between Sun City and Perris, San Jacinto River at powerline corridor crossing west of Goetz Rd., above Railroad Canyon Lake 428 Comment
  RSA0034668  Salix exigua H. P. Bracelin 1932-4-12 601 Riverside Riverside 240 Comment
  SD11879  Salix exigua var. exigua Mrs. H. P. Bracelin 1932-4-12 601 Riverside East side of bridge over Santa Ana River, 4.8 km north of Arlington on road to Pedley, west of Riverside 239 Comment
  CAS-BOT-BC108103  Salix gooddingii I. Johnston 1917-6-5 1235 Riverside Hills south of Arlington 365 Comment
  RSA586101  Salix gooddingii D. L. Banks, Steve D. Boyd 1995-4-5 141 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, W of the Dripping Springs Trail. 659 Comment
  UC492428  Salix gooddingii Carl W. Sharsmith 1932-3-20 14 Riverside 3 meters above mouth Diablo Canyon (near Clary's Coral Reef Ranch); Colorado Desert, foot of e slope Santa Rosa Mts. Comment
  POM177828  Salix laevigata Marcus E. Jones 1930-3-2 s.n. Riverside Corona. Comment
  RSA191446  Salix laevigata E. W. Lathrop, Robert F. Thorne 1967-9-26 6633 Riverside 6 miles NW of Murrieta. Comment
  UC846611  Salix laevigata Joseph Andorfer Ewan 1933-3-19 10903 Riverside Santa Ana R. at Prado; Santa Ana R. Comment
  UCR17464  Salix laevigata N. R. Zabriskie, W. W. Zabriskie 1970-3-27 268 Riverside Western Colorado Desert/ San Jacinto Mtns, Andreas Canyon, east slope of mountains 305 Comment
  JOTR36410  Salix lasiolepis La Doux, Tasha, K. Callahan, M. Harding, M. Levandowski 2013-5-9 3359 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Stubbe Springs, near guzzler and spring on densely vegetated slope (STOP1) 1371 Comment
  RSA180293  Salix lasiolepis E. W. Lathrop 1965-3-30 5602 Riverside 14 miles W of Murrieta. Comment
  RSA0095102  Saltugilia australis Steve Boyd, T. S. Ross, L. Arnseth 1990-3-29 3877 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
  UCR104919  Saltugilia australis A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20650 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
  POM161530  Saltugilia splendens Ralph Hoffmann 1929-9-19 s.n. Riverside San Jacinto Mountains: Tahquitz Valley. 2439 Comment
  RSA469679  Saltugilia splendens N. C. Cooper 1944-6-17 1385 Riverside San Jacinto Mountains: above Banning. 1372 Comment
  SEINET3225666 Image available Salvia apiana C. L. Hitchcock 1940-4-12 6045 Riverside 8 mi. northwest of Elsinore. 460 Comment
  JEPS62556  Salvia carduacea Carl V. Meyer Jun 1927 151 Riverside hills near Temecula Comment
  CLARK-A1528-584  Salvia columbariae C. M. Flanagan 1973-5-20 OO 526 Riverside Morongo Indian Reservation 1158 Comment
  RSA74548  Salvia columbariae L. S. Rose 1949-4-24 49104 Riverside Aguanga. 591 Comment
  UCR251671  Salvia columbariae Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 768 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
  UCR27197  Salvia columbariae Marlyce Myers 1980-4-28 s.n. Riverside Perris Basin, Motte Reserve, 2.5 mi. NW of Perris 518 Comment
  UCSB5783  Salvia columbariae Cline, C. 1960-5-15 Riverside 0.2 miles from Hwy. 74; on road to Anza 1219 Comment
  RSA0026298  Salvia columbariae John F. Emmel 1991-4-28 1168 Riverside Lakeview Mts. WNW of Hemet; slope 0.1 air mile south and 016 [1.6?] air mile west of intersection of Warren Road and Esplanade Ave. 518 Comment
  SEINET10902657  Salvia columbariae A. Evans 1976-4-13 Evans 5189 Riverside Desert canyons of santa rosa mtns. Comment
  UCSB42124  Salvia greatae Roos, John 1958-3-29 Riverside slope in Salt Creek Wash; 3 miles N. of Coachella Canal; on E. base of Orocopia Mtns 304 Comment
  UCR89858  Salvia mellifera Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3325 Riverside Peninsular Range; Santa Ana Mns., Proposed pipeline route; Lake Elsinore Pumped Storage Hydroeletric Project. west of Lake Elsinore, SE of Hwy 74 915 Comment
  JOTR32354  Salvia mohavensis La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2469 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast of Quail Mountain and just west of Johnny Lang Mine; Previously burned loose, rocky, gravelly slope above large drainage (Stop 2) Comment
  RSA11594  Salvia vaseyi C. Epling, Wm. Robinson 1933-6-24 s.n. Riverside Little San Bernardino Mountains: Near Morongo Pass Comment
  RSA483608  Sambucus mexicana D. Charlton 1988-5-21 1959 Riverside Thomas Mountain Rd, from North to South. West of Garner Valley and South of Lake Hemet on hwy 74. 1829 Comment
  RSA191447  Samolus parviflorus E. W. Lathrop, Robert F. Thorne 1967-9-26 6635 Riverside 6 miles NW of Murrieta. Comment
  RSA359603  Sanicula bipinnatifida Steve Boyd 1986-3-9 1397 Riverside Temescal Canyon: Terrace escarpments between Indian Truck Trail and Horsethief Wash. 367 Comment
  POM46974  Sarcodes sanguinea Mary F. Spencer 1919-6-20 1206 Riverside Idyllwild. San Jacinto Mountians. 1616 Comment
  UCR120690  Sarcostemma cynanchoides Helen Kennedy, T. B. Salvato 2002-2-2 5443 Riverside Western Colorado Desert/ San Jacinto Mtns, Coachella Valley, Agua Caliente Indian Reservation, mouth of Andreas Canyon at Palm Canyon, S edge of Palm Springs between Andreas Cyn. Rd. and water tank on W edge of sec. 2 244 Comment
  UCR33583  Sarcostemma cynanchoides Faulkner 1978-4-27 506 Riverside Eastern Colorado Desert, 22 mi NW of Blythe, north and west of Midland 306 Comment
  UCR178513  Sarcostemma cynanchoides subsp. hartwegii R. G. Swinney 1967-2-12 0022 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek 335 Comment
  UC218064  Sarcostemma hirtellum P. A. Munz, D. Keck 1922-4-13 4953 Riverside Eagle Mts. Colorado Desert, Eagle Mts. 243 Comment
  UCR159888  Sarcostemma hirtellum Scott D. White 1999-4-20 7278 Riverside Colorado River Valley, Blythe area, Southern foothills of the Big Maria Mtns, NW of Calif. Hwy 95, c. 7 road mi N of the junction of Hwy 10 and Intake Blvd in Blythe 137 Comment
  RSA335020  Schinus molle Steve Boyd 1985-7-23 1010 Riverside De Luz Rd., 7 mi. west of Rancho California. 366 Comment
Read comments
May 8 2013
  CDA2418  Schismus arabicus G. D. Barbe 1984-2-7 4133 Riverside 2 miles northeast of Desert Center. 0 Comment
  CHSC109029  Schismus arabicus Justin M. Wood; J. Miner 2010-4-29 1531 Riverside Coachella Valley; Bermuda Dunes; near intersection of Avenue 38 and Varner Rd. 40 Comment
  RSA778242  Schismus arabicus Duncan S. Bell 2009-3-8 47 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UCR214430  Schismus arabicus A. C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37495 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
  UCR89895  Schismus arabicus A. C. Sanders, E. J. Lawlor 1992-4-4 12098 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  RSA770304  Schismus barbatus Orlando Mistretta, Duncan Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald 2010-4-12 4489 Riverside Whitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell., Between N33.94217, W116.64118 and N33.94722 W116.64310 487 Comment
  RSA770990  Schismus barbatus Jim Andre, Tasha La Doux 2009-2-25 10812 Riverside Chuckwalla Mountains: approx. 0.5 miles south of I-10 freeway at Eagle Mountain Road exit 414 Comment
  SD247293  Schismus barbatus A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41445 Riverside San Gorgonio Pass: San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms (White Water 7.5'Q) 433 Comment
  UC841174  Schoenoplectus acutus var. occidentalis Crawford and Johnston 1917-6-9 1226 Riverside Santa Ana River near Corona Comment
  UCR13394  Schoenoplectus acutus var. occidentalis William A. Hunt 1972-5-19 720519- 01 Riverside Upper Santa Ana River Basin, Riverside, behind UCR Religious Center, Watkins House, past canal 305 Comment
  SEINET9766770 Image available Schoenoplectus americanus Richard Carter 2005-6-25 Riverside Temecula, vic. Via Montezuma crossing of Murrieta Creek, along east bank Murrieta Creek Comment
  UCR121818  Schoenoplectus americanus A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24600 Riverside Mojave Desert, Little San Bernardino Mtns, Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1372 Comment
  RSA617994  Schoenoplectus saximontanus R. E. Riefner 1997-6-14 97 -191 Riverside Elsinore Trough, Wildomar. Comment
  UC483743  Scirpus americanus F. R. Fosberg 1932-3-13 8079 Riverside Coachella Valley , Coachella Valley (Thousand Palms Canyon) Comment
  RSA425207  Scrophularia californica subsp. floribunda Christopher Davidson 1977-5-18 5615 Riverside Santa Ana Mts, Cleveland National Forest, Bear Springs. 1220 Comment
  UCR4115  Scrophularia californica subsp. floribunda Ronald M. Cope 1965-3-27 s.n. Riverside 0.5 mi east of a point on Canyon Crest Drive, 1.5 mi south of fire prevention laboratory, Riverside 366 Comment
  RSA586116  Scutellaria tuberosa D. L. Banks, Steve D. Boyd 1995-4-5 156 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, W of the Dripping Springs Trail. 503 Comment
  RSA206254  Sedum niveum Reid V. Moran 1968-8-3 15346 Riverside 1 mile NW of Toro Peak. 2250 Comment
  CAS-BOT-BC69804  Selaginella bigelovii Milo S. Baker 1928-4-3 2787 b Riverside Palm Canyon. Comment
  IRVC3583  Selaginella bigelovii R. H. Whittaker, W. A. Niering 1963-6-6 SJ 183 Riverside Bee Canyon; San Jacinto Ridge Road. San Jacinto Mountains 701 Comment
  RSA683763  Selaginella bigelovii Norman C. Cooper 1947-4-5 2035 Riverside Los Alamos Canyon, Elsinore 762 Comment
  UCSB72526  Selaginella bigelovii Moseley, Maynard 1954-4-10 Riverside Whitewater Canyon, floor of canyon, Colorado Desert, near Whitewater Comment
  CAS-BOT-BC62092  Selaginella eremophila W. R. Dudley 1903-12-25 s.n. Riverside Tahquitz near Palm Springs Comment
  POM49865  Selaginella watsonii Philip A. Munz, I. M. Johnston 1924-7-27 8761 Riverside Dark Canyon, San Jacinto Mountains. 2409 Comment
  RSA489838  Selaginella watsonii D. Charleton 1988-5-28 2136 Riverside Santa Rosa Mts. S of Hwy. 74 dirt road to Toro and Santa Rosa Peaks. Toro Camp Area 2286 Comment
  UC50350  Senecio californicus H. M. Hall March 1903 3721 Riverside vicinity Riverside 609 Comment
  UCR93842  Senecio californicus Kent Beaman 1996-4-18 s.n. Riverside Peninsular Range, 6-7 miles east of Temecula, 40 acre parcel on De Portola Road, opposite Calle de Oro Comment
  LA203931  Senecio flaccidus var. douglasii Elizabeth McClintock; L. Erickson 1937-11-6 sn Riverside San Jacinto Mountains, foot of Idyllwild grade Comment
  SD43521  Senecio flaccidus var. monoensis Philip A. Munz 1946-10-20 11577 Riverside Palms to Pines Highway at north base of Santa Rosa Mountains. 1035 Comment
  CAS-BOT-BC364133  Senecio mohavensis Edmund C. Jaeger 1922-3-19 s.n. Riverside Painted Canyon near Mecca Comment
  RSA0118591  Senecio mohavensis Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7650 Riverside Mecca Hills: Side canyon along Painted Canyon Road. northeast of Mecca, northwest of Box Canyon. 170 Comment
  RSA778254  Senecio mohavensis Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-3-30 920 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 335 Comment
  UCR279503  Senecio mohavensis A. C. Sanders, Jim Malusa 2017-3-27 43106 Riverside Sonoran (Colorado) Desert, Chocolate Mountains, canyon 12 km NE (46 deg. ) of Bombay Beach, on both sides of the Imperial County line 305 Comment
  RSA449948  Senecio vulgaris J. C. Roos 1967-2-7 s.n. Riverside City of Hemet. Comment
  UCD108465  Senegalia greggii R. Tofsrud 1950-4-1 s.n. Riverside 15 miles N of Blythe, Hwy. 95. Comment
  UCSB8569  Senegalia greggii Haller, John 1950-5-21 Riverside Coachella Valley, 2 miles up Palms to Pines Highway, near base of mountains Comment
  RSA0103424  Senna covesii Duncan S. Bell, Sarah DeGroot, Cheryl Sevilla 2015-3-5 7763 Riverside Chuckwalla Mountains; a side canyon off of Irish Wash, approximately 1.5 air miles southwest of Aztec Well. 696 Comment
  CAS-BOT-BC438202  Sesuvium verrucosum P. A. Munz; I. M. Johnston 1918-4-27 2165 Riverside Lake Elsinore Comment
  UCSB39336  Sesuvium verrucosum Jorgensen, Jan 1982-3-23 Riverside Desert Beach along highway 111, Salton Sea 70 Comment
  UCD92619  Setaria parviflora Fred M. Reed 1908-7-29 2553 Riverside near Riverside, along upper side of Gage Canal, near 8th Street Bridge. Comment
Read comments
Jun 12 2012
  SEINET7048205  Sidalcea sparsifolia Steven R. Hill, Andrew C. Sanders 2001-5-4 33717 Riverside Santa Rosa Plateau, eastern rim, north side of Avenida del Oro, just east of junction with Sandia Creek Drive, 2 miles west of junction of Rancho California Road and Route I-15. Elevation 1570 - 1670 feet. 509 Comment
  UCSB40906  Sidotheca emarginata Zeigler, Louis 1964-7-10 Riverside Two miles northeast of Kenworthy Ranger Station Comment
  UCR176085  Silene antirrhina Vanessa Lee 2005-4-14 s.n. 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
  UC1951108  Silene laciniata Scott D. White, Justin Wood 2009-5-22 12917 Riverside SAN JACINTO MOUNTAINS: Old Control Road, above Halfway Spring. USGS Blackburn Canyon 7.5' Quad. Comment
  UCR213891  Silene laciniata Scott D. White, Justin M. Wood 2009-5-22 12917 Riverside San Jacinto Mountains, Old Control Road, above Halfway Spring 1463 Comment
  UCR58856  Silene laciniata subsp. major Steve Boyd, T. S. Ross, L. Arnseth 1989-6-4 3624 Riverside Butterfield Valley, Vail Lake area, just south of junction of Hwy 79 and road to the marina 460 Comment
  POM12851  Silene verecunda subsp. platyota P. A. Munz 1922-6-27 5844 Riverside Santa Rosa Mountains, Santa Rosa. 1981 Comment
  UCR151102  Silene verecunda subsp. platyota Scott D. White, Julie Greene 1998-8-1 6960 Riverside Peninsular Ranges/San Jacinto Mtns region, Idyllwild Area, within residential community above/parallel to E bank of Strawberry Creek, between crossing at Circle Drive and Humber Park 1951 Comment
  CAS-BOT-BC74898  Sinapis alba Ynez Whilton Winblad 1937-3-16 s.n. Riverside Box Canyon. Comment
  UCR104915  Sisymbrium altissimum A. C. Sanders, Pam MacKay, Tim Thomas & O. F. Clarke 1997-5-4 20632 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
  UCR162404  Sisymbrium altissimum S. J. Myers, Chet McGaugh 2003-4-7 s.n. Riverside San Jacinto Mountains, powerline trail west of Juan Diego Flats toward Reed Valley, NW of Cahuilla Mountain 1098 Comment
  CDA3871  Sisymbrium erysimoides O. F. Clarke 1974-11-25 Riverside 0 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
  RSA629021  Solanum americanum Scott D. White 1998-6-28 6789 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  RSA0020265  Solanum americanum Louis C. Wheeler 1933-7-27 2041 Riverside Santa Ana River at Chino Creek. 152 Comment
  SD181321  Solanum parishii Scott D. White, Sandy Leatherman 2000-4-19 7671 Riverside Santa Rosa Plateau; Near Squaw Mountain. 640 Comment
  CAS-BOT-BC157233  Solanum umbelliferum Y. W. Winblad 1937-4-23 s.n. Riverside Between Beaumont and Riverside