Search Results — 2000 specimen records retrieved (1894 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET9056158 Image available Abies concolor T. Reeves 1978-7-24 6991 Riverside San Jacinto Mts. Black Canyon (North Fork San Jacinto River) at crossing with Cal Hwy 243 and ca. 1 mi upstream. 1676 Comment
  CAS-BOT-BC229337  Abronia villosa A. C. Sanders 2010-3-15 37413 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
  CLARK-A1528-3257  Abronia villosa John C. Roos 1949-3-26 4124 Riverside Indio Comment
  SBBG1867  Abronia villosa H. and M. Dearing 1939-12-31 4047 Riverside 5 mi N of Palm Springs Comment
  UC465443  Abronia villosa Joseph Grinnell 1910-3-17 Riverside Riverside Mt., Colorado River Comment
  UCR100573  Abronia villosa George K. Helmkamp 1997-11-1 2517 Riverside Sonoran (Colorado) Desert, Bermuda Dunes, 41st St and Sparky (just east of Washington and south of I-10) 30 Comment
  UCR103570  Abronia villosa George K. Helmkamp, E. A. Helmkamp 1998-2-18 2712 Riverside Sonoran (Colorado) Desert, Midland Road., 3.8 mi. SE of Midland, Little Maria Mtns. 198 Comment
  SEINET11941850  Abronia villosa E. A. Purer 1935-1 6453 Riverside Near Palm Springs, W edge of Colorado Desert Comment
  RSA33384  Abronia villosa var. aurita N. C. Cooper 1944-3-25 994 Riverside Cabazon. 457 Comment
  CHSC100690  Abronia villosa var. villosa Naomi Fraga; Sarah J. De Groot, Lisa Rojas, Leland Lubinsky 2005-2-10 1420 Riverside Colorado Desert; Northeastern Colorado Desert region: Along Palen Road near Hwy 177. 170 Comment
  HSC47323  Acacia greggii Richard Spjut 1978-5-17 5043 Riverside N face of Chuckawalla Mts., 2.7 mi. S of Desert Center. 335 Comment
  RSA735217  Acacia greggii Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, Tim Thibault 2004-5-14 11239 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
  UCR135731  Acamptopappus sphaerocephalus Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9004 Riverside Santa Rosa Mountains, along Hwy 74 on the Santa Rosa Mountain Grade, c. 0.5-0.8 mi NE of Black Hill 854 Comment
  UCR260838  Acamptopappus sphaerocephalus A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-25 41515 Riverside San Gorgonio Pass, c. 1.5 miles east of Cabazon, north of the San Gorgonio River wash on the alluvial slope between the water bottling plant and I-10 and west along dirt track, near Elm St. 498 Comment
  UC40029  Achnatherum coronatum H. M. Hall June, 1901 2078 Riverside vicinity of Chalk Hill 1463 Comment
  CAS-BOT-BC260327  Achnatherum hymenoides Ivan Johnston 1917-4-4 1098 Riverside Colorado Desert. Whitewater, about station Comment
  POM365982  Achnatherum hymenoides N. C. Cooper 1945-3-24 1615 Riverside Cabazon. 457 Comment
  SD8105  Achyronychia cooperi S. B. Parish, W. F. Parish Apr 1882 Riverside Agua Caliente, Palm CaA'on of San Jacinto Mountain. Comment
Read comments
Jul 16 2010
  SBBG87343  Acmispon argophyllus var. argophyllus B. Pitzer, A. C. Sanders 1987-4-21 498 Riverside Box Springs Mtns, near southernmost radio towers 792 Comment
  JOTR36476  Acmispon glaber var. brevialatus Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 55 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  SD185216  Acmispon procumbens A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16218 Riverside San Gorgonio Pass, on and near a rocky spur at the north foot of the mountains, southwest of Verbenia Ave., west of Snow Creek, east of Cabazon. 399 Comment
  SD215528  Acmispon strigosus Steve Boyd, Tim Ross, et al. 1990-4-2 4045 Riverside Vail Lake area, lower slopes of Agua Tibia Mountain, along Highway 79, east of USFWS Dripping Springs Guard Station. 487 Comment
  SD224963  Acmispon strigosus G. K. Helmkamp 1998-4-3 3080 Riverside Snow Creek area N of Mt. San Jacinto; at edge of stream S of Snow Creek Rd at a point 1.4 mi. S of CA Hwy 111. 395 Comment
  UCD128475  Acourtia microcephala Steve Myers 1988-6-30 s.n. Riverside Murrieta area, between Highway I-15 and Jackson Street, around 0.5 mile southeast of Inland Valley Medical Center, near Clinton Keith Road. Comment
  UCR71763  Acrachne racemosa L. F. LaPre, Megan Phillips 1991-9-9 91- 18 B Riverside Sonoran (Colorado) Desert, Palm Springs, Tahquitz debris basin at base of Tahquitz Canyon, off Sunnydunes Drive 183 Comment
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Sep 10 2011
  SEINET2045687 Image available Acroptilon repens Howard Scott Gentry 1948-6 8176 Riverside Gentry Farm, ca. 3 mi NE of Murrieta. Comment
  JOTR16557  Adenophyllum cooperi Baker, James K. & Baker, Ilisa T. 1966-6-26 s.n. Riverside Joshua Tree National Park. QUEEN VALLEY; NORTH SIDE MONUMENT ROAD 1341 Comment
  CHSC110029  Adenophyllum porophylloides Steve Boyd; Tammy Morgan, Aydee Virgen, Sarah DeGroot, 2004-5-14 11212 Riverside Colardo Desert; Chocolate-Chuckwalla Mountains region: Western base of the Chocolate Mountains, small canyon, ca. 1.25 miles due north of Imperial County line and ca. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range. Comment
  SD90105  Adenophyllum porophylloides Nancy Ryan Zabriskie, Walter Zabriskie 1972-12-30 554 Riverside Callaway Canyon, east slope San Jacinto Mountains. Comment
  GMDRC6554  Adenostoma fasciculatum var. fasciculatum J. M. Andre 2012-6-15 30507 Riverside San Jacinto Mountains: along Hwy 243 at Mt Edna Rd, approx. 1 mi. north of McMullen Flat, 5.9 mi. south of Interstate 10 at Banning; SB Natl. Forest 1172 Comment
  RSA180283  Adenostoma fasciculatum var. fasciculatum E. W. Lathrop 1965-4-4 5629 Riverside 8 miles west of Murrieta-Tenaja Range. Comment
  RSA650367  Adenostoma fasciculatum var. fasciculatum R. Garner 1974-8-28 s.n. Riverside San Jacinto Mountains. Comment
  CAS-BOT-BC139871  Adenostoma sparsifolium Louis C. Wheeler 1941-10-4 175 Riverside Hemet-Idyllwild Road, San Jacinto Mts. 1371 Comment
  IRVC29859  Adenostoma sparsifolium Mark A. Elvin 2004-10-12 3812 Riverside S of Idyllwild, N of Mountain Center along Hwy 243. San Jacinto Moutnains 1524 Comment
  RSA453185  Adenostoma sparsifolium Bonnie C. Templeton 1937-5-17 4400 Riverside Along Palms to Pines Highway on S side of San Jacinto Mountains. Comment
  UC186704  Adenostoma sparsifolium S. B. and W. F. Parish July, 1881 552 Riverside San Jacinto <Ms.> Comment
Read comments
Mar 1 2011
  RSA741069  Agoseris heterophylla Scott D. White, Justin M. Wood 2008-6-5 12077 Riverside San Jacinto Mountains: Garner Valley: Hwy 74 at Thomas Mountain Rd. - SW corner of junction. 1326 Comment
  SEINET272330  Alchemilla occidentalis A. C. Sanders, G. Helmkamp 1997-3-15 19956 Riverside Lake Skinner area: NE of Skinner Lake in a triburary to Rawson canyon along the dirt rd. 503 Comment
  UCR19401  Allionia incarnata Carl Epling, H. Lewis 1941-5-2 s.n. Riverside Sonoran (Colorado) Desert, Corn Spring, Chuckwalla Mountains Comment
  UC119988  Allium burlewii A. W. Anthony 1895-7-7 Riverside San Jacinto Mts. 2743 Comment
  SD127567  Allium fimbriatum var. munzii Steve Boyd 1986-4-22 1781 Riverside Grassy area on clayey soil over cobble, shallow north-facing draw, just west of third powerline tower, north of summit. 840 Comment
  UCR113750  Allium haematochiton June Latting 1978-6-4 s.n. Riverside Santa Ana Mtns., Santa Rosa Plateau, Mesa de Colorado 640 Comment
  CLARK-A1539-1  Allium munzii Steve Boyd 1982-4-27 Riverside Temescal Canyon Comment
  UCR114758  Allium munzii Scott D. White, D. E. Bramlet 1999-4-22 7237 Riverside Lake Skinner area, Ridgetop, north, west, and northwest facing slopes of Bachelor Mtn. 762 Comment
  UCR201613  Allium peninsulare Scott D. White, Justin M. Wood 2008-6-19 12255 Riverside San Jacinto Mountains, USFS Road (5S08) between Keen Camp Summit and Baldy Mountain 1616 Comment
  UCR139151  Allophyllum S. J. Myers, Andrei Krylor 2003-4-30 s.n. Riverside San Jacinto Mtns. Region, Reed Valley, c. 1.5 mi. SW of Little Cahuilla Mtn. 1098 Comment
  UCR251983  Allophyllum A. C. Sanders, T. B. Salvato 2014-7-2 41180 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  UCR177633  Allophyllum divaricatum John F. Green, M. D. Wilcox 2003-7-15 s.n. Riverside San Jacinto Mtns., near Reed Valley on powerline trail west of Juan Diego Flats, NW of Cahuilla Mountain 1067 Comment
  RSA801724  Alopecurus pratensis LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6167 Riverside End of Apela Drive, west end of Strawberry Valley. And south of road (5S24) that runs out to the sewage disposal ponds. Collections are between this road, and Strawberry Creek., Basically ridge north of Strawberry Creek and creek north of this ridge, south of road. This draw drains into Strawberry Creek. 1524 Comment
  RSA356721  Alopecurus saccatus R. F. Thorne, Earl Lathrop 1975-5-25 45549 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA519242  Amaranthus albus Ed LaRue 1989-4-25 s.n. Riverside 2 mi (airline) NW of Lake Elsinore, adjacent to Cleveland National Forest; at mouths of Rice and McVicker Canyons. 488 Comment
  UCR159257  Amaranthus albus A. C. Sanders, Kelly Volansky 2005-8-31 31590 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR77569  Amaranthus blitoides Steve Boyd 1991-9-8 6435 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  UCR132952  Amaranthus blitum A. C. Sanders 2001-11-25 24887 Riverside Moreno Valley, Home Depot at Pigeon Pass Rd. on north side of Hwy 60 503 Comment
  UC1005235  Amaranthus californicus Edmund C. Jaeger 1939-12-26 Riverside 4 mi n Indio; Asio Canyon 121 Comment
Read comments
Nov 5 2011
  UCR272130  Amaranthus torreyi Duncan S. Bell 2015-9-30 8682 Riverside Santa Rosa Mountains, Little Pinyon Flat, from Cactus Spring Trail to Horsethief Creek 1246 Comment
  UCR103561  Ambrosia acanthicarpa George K. Helmkamp, E. A. Helmkamp 1998-1-7 2558 Riverside San Jacinto Valley, 4.7 mi. SE of Florida Ave. (Hemet) on Bautista Rd. 701 Comment
  UCR77760  Ambrosia acanthicarpa Steve Boyd 1991-9-8 6427 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  CAS-BOT-BC45009  Ambrosia confertiflora Katherine Esau 1935-6-20 s.n. Riverside Near Beaumont Comment
  LA94842  Ambrosia dumosa T. A. Geissman; 1966-3-12 TAG- 31266 -FDA Riverside Box Canyon, E of Mecca Comment
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Sep 20 2013
  POM41493  Ambrosia dumosa Marcus E. Jones 1924-2-7 s.n. Riverside Salton Sink near Oasis. Comment
  POM6766  Ambrosia dumosa Philip A. Munz 1919-5-7 2733 Riverside Palm Springs 198 Comment
  UCR120969  Ambrosia dumosa Jennie Phui 1998-6-3 106 Riverside Western Colorado Desert/San Jacinto Mtns., near Windy Point and Palm Springs Station, 6 miles NW of Palm Springs city limits, base of Mt. San Jacinto 366 Comment
  POM246586  Ambrosia ilicifolia E. C. Jaeger 1938-10-30 s.n. Riverside Granite Wells Wash, chuckawalla Mts. Colorado Desert. 366 Comment
  POM41983  Ambrosia ilicifolia Marcus E. Jones 1924-2-27 s.n. Riverside Desert Center. Chuckwalla Valley. Comment
  RSA261590  Ambrosia ilicifolia Trudy R. Ericson 1976-4-17 509 Riverside Coll. at the base of rocky cliffs in wash area which is 13.7 mi. from intersection of Corn Springs and Chuckwalla Roads. 671 Comment
  UC54139  Ambrosia psilostachya H. M. Hall 1901-8-1 Riverside vicinity of Riverside 304 Comment
  CAS-BOT-BC273030  Ambrosia salsola Roxana S. Ferris 1953-3-9 12597 Riverside Access road to Los Angeles Aqueduct up Berdoo Canyon, about 2 miles northeast of Indio-Desert Hot Springs road Comment
  UC64800  Ambrosia salsola E. E. Schellenger 1904-2-15 72 Riverside e of town Walters; Colorado Desert Comment
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Apr 24 2011
  UCR279472  Ambrosia salsola A. C. Sanders, Jim Malusa 2017-3-29 43194 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 2.8 km south of the confluence of Red Canyon and Salt Creek 460 Comment
  UCSB22432  Ambrosia salsola var. salsola Myrick, Donald 1966-4-2 Riverside At upper end of Aqueduct Road, southeast of Desert Hot Springs Comment
  RSA680518  Amelanchier pallida Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8635 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
  UCR23953  Amorpha californica John C. Roos 1952-6-13 5767 Riverside Pass between Reche Canyon and the north base of Pigeon Pass. 488 Comment
  JEPS35502  Amorpha fruticosa C. V. Meyer 1928-8-2 628 Riverside wash of San Jacinto River base of San Jacinto Mt.; San Jacinto River, at base of San Jacinto Mt. 670 Comment
  POM28421  Amorpha fruticosa E. E. Schellenger 1901-07 7565 Riverside Toro Mtn. Comment
  RSA91359  Amorpha fruticosa F. W. Peirson 1919-4-12 702 Riverside Palm Canyon, near Palm springs. Comment
  POM47130  Amsinckia intermedia Mary F. Spencer 1918-4-12 845 Riverside Palm Springs. 137 Comment
  RSA499969  Amsinckia intermedia N. C. Cooper 1944-4-23 1112 Riverside Banning 701 Comment
  UCR228425  Amsinckia intermedia Dave Silverman, Jeanette Duffels 2010-3-23 7821 Riverside Sonoran (Colorado) Desert, Dunes at SSE tip of Palen Dry Lake, one km SW of Palen Dunes drive, 4.2 km N of I-10, 7.4 km ESE of Sidewinder Well 130 Comment
  UCR4153  Amsinckia intermedia R. H. Sauer 1965-2-28 s.n. Riverside Box Springs Mtns 366 Comment
  SEINET10455555  Amsinckia intermedia A. K. Evans 1976-4-13 Evans 5187 Riverside On same sheet as Dunn 2109, UMO 161837. Rocky slopes of Santa Rosa mountains. Comment
  SD126651  Amsinckia menziesii Jerilyn Hirshberg 1989-3-20 Riverside Santa Rosa Plateau, South of town of Murrieta: Southwest of Mesa de Burro 609 Comment
  SDSU18985  Amsinckia menziesii var. menziesii C. Matt Guilliams, Jeannine Ross 2008-3-12 522 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. Collections near the Dudleya multicaulis restoration site. 388 Comment
  SDSU18987  Amsinckia menziesii var. menziesii C. Matt Guilliams, Jeannine Ross 2008-3-12 532 Riverside El Sobrante Landfill preserve area, western Riverside County, east of Interstate 15 off Temescal Canyon Road. Ca. 5 kilometers east off freeway. Access through landfill entrance. 428 Comment
  JOTR34469  Amsinckia tessellata var. tessellata Andre, Jim 2012-4-16 20956 Riverside Joshua Tree National Park. Pleasant Valley; along Geology Tour Road at SW end of one-way loop at drainage below Pinyon Well. Approx. 7.5 mi south of Natl Park loop road (paved). 1094 Comment
  UCR249660  Amsinckia tessellata var. tessellata T. B. Salvato, R. T. Hawke, Tim Thomas, Mitch Provance 2013-3-8 7297 Riverside Sonoran (Colorado) Desert, south of Hwy I-10, north of the Chuckwalla Mountains, Chuckwalla Valley Road c. 1.4 km west of its junction with Augustine Pass Road 137 Comment
  POM13624  Amsonia brevifolia var. tomentosa E. C. Jaeger 1921-4-1 60 Riverside One Thousand Palms Canyon. Colorado Desert of California. Comment
  JOTR16548  Amsonia tomentosa Dengler, A. 1966-4-28 86 Riverside Joshua Tree National Park. QUEEN VALLEY 1341 Comment
  UCR174344  Anagallis arvensis A. C. Sanders 2006-5-19 32399 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd. 518 Comment
  RSA654628  Anagallis arvensis Tim Traver 1981-5-11 40 Riverside 3841 Jackson, Riverside. Comment
  UC219552  Anemopsis californica P. A. Munz 1922-6-30 5905 Riverside Santa Rosa Mountains, Santa Rosa Santa Rosa; Santa Rosa Mountains, Santa Rosa 1981 Comment
  CAS-BOT-BC79932  Antennaria microphylla H. M. Hall 1901-7-1 2401 Riverside Tamarack Valley 2834 Comment
  UC454335  Antennaria rosea I. J. Condit 1910-6-22 Riverside Tahquitz Valley San Jacinto Mts., Tahquitz Valley 2438 Comment
  RSA0000863  Antennaria speciosa H. M. Hall 1901-07 2401 Riverside San Jacinto Mountains. Tamarack Valley. 2835 Comment
  RSA667363  Anthriscus caucalis A. C. Sanders, Mark Elvin, M. S. Enright 2002-4-16 24958 Riverside The Badlands: Laborde Canyon and Adjacent s,opes and side canyons, 1 mile east of Mt. Eden, SW of Beaumont. 549 Comment
  CHSC1688  Antirrhinum coulterianum E. Thomas 1940-5-26 Riverside Temecula Canyon. Comment
Read comments
Mar 27 2011
  CLARK-A1528-839  Antirrhinum coulterianum Ruth Cooper 1968-4-21 Riverside Santa Ana Mountains Comment
  JOTR37062  Antirrhinum coulterianum La Doux, Tasha, M. Harding, J. Heintz, D. Thomas 2015-4-23 3548 Riverside Joshua Tree National Park. Little San Bernardino Mountains, north of Eureka Peak road; along northward corridor with California Riding and Hiking Trail, sandy wash bottom with steep granite rocky slopes Comment
  RSA500552  Antirrhinum coulterianum Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-6-4 3595 Riverside Vail Lake area, sandy benches of Kolb Creek drainage, around N extension of Woodchuck Rd. 488 Comment
  RSA698992  Antirrhinum coulterianum J. R. Bruff 1928-4-2 87 Riverside Whitewater. Comment
  CLARK-A1528-4162  Antirrhinum filipes John C. Roos 1947-2-15 3238 Riverside Comment
  UC1929409  Antirrhinum nuttallianum Scott D. White 2004-4-26 10259 Riverside San Jacinto Mountain Foothills: Soboba Indian Reservation, Indian Creek Watershed. Comment
  UCR44233  Antirrhinum nuttallianum J. M. Stewart 1986-5-18 8620 Riverside San Jacinto Mtns, Chino Canyon, near Palm Springs Comment
  UCR83328  Antirrhinum nuttallianum A. C. Sanders 1994-5-15 14492 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the E bank of the Santa Ana River 400 Comment
  SD144082  Apocynum cannabinum G. Ballmer, K. Stockwell 1996-6-1 Riverside E of Murrieta: Warm Springs Creek ca. I(c) way between Murrieta Hot Springs Rd. and Los Alamos Rd. 366 Comment
  UC9006  Aquilegia formosa H. M. Hall July 1901 Riverside San Jacinto Mtns 1524 Comment
  SEINET238559  Arabis perennans George K. Helmkamp 1998-6-27 4112 Riverside Santa Rosa Mtns.: 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. below Mountain Home Spring. 1799 Comment
  POM184120  Arabis pulchra var. gracilis P. A. Munz, CL Hitchcock 1932-4-9 12242 Riverside 10 miles SE of Windmill Tank Comment
  RSA0128805  Arabis sparsiflora Duncan S. Bell, J. D. England 2010-6-4 1264 Riverside San Bernardino National Forest: Garner Valley, along forest service road 6S13 approximately 0.5 air mile west of junction of forest service road 6S04 and forest service road 6S13. 1372 Comment
  POM230609  Arceuthobium campylopodum I. W. Clokey, E. G. Anderson 1935-8-21 6574 Riverside Idelenulde-Banning Comment
  RSA629435  Arctostaphylos glandulosa Jon E. Keeley 1992-7-17 16849 Riverside Hwy 243, 39-40 km north of Idyllwild. 1375 Comment
  RSA629437  Arctostaphylos glandulosa Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-11 19531 Riverside Southwest of Wildomar, off Hacienda Rd., north of Avenida La Cresta, west of Clinton-Keith Rd., southern Santa Ana Mtns. 820 Comment
  UCD51032  Arctostaphylos glandulosa I. W. Clokey; E. G. Anderson 1935-8-21 6784 Riverside Fuller's Creek. 1500 Comment
  SDSU18353  Arctostaphylos glandulosa subsp. glandulosa C. Matt Guilliams 2007-6-21 370 Riverside 15 kilometers east of Temecula near Tenaja Road. From Tenaja, south on Harkey Road, east on Avenida Presta, south on Calle Viento, a dirt road on slope above drainage. 640 Comment
  RSA629464  Arctostaphylos glandulosa subsp. leucophylla Jon E. Keeley 1992-7-17 16817 Riverside Rd. to Thomas Mtn. (5S15), 11 km north of Toolbox Spring. San Jacinto Mtns. 1520 Comment
  CAS-BOT-BC24628  Arctostaphylos glauca Sheet; Durant 1918-5-12 s.n. Riverside San Jacinto River Canyon. Comment
  JOTR32365  Arctostaphylos glauca La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2480 Riverside Joshua Tree National Park. Little San Bernardino Mountains: North side of Quail Mountain; Rocky outcrop and steep slopes above large drainage and spring (Stop 6) Comment
  RSA631729  Arctostaphylos glauca Allen Massihi, Robert Goar, Jon E. Keeley 1992-8-10 19291 Riverside Highway 79, at Radec. 580 Comment
  RSA631762  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15068 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA631808  Arctostaphylos glauca Jon E. Keeley 1992-4-17 15071 Riverside End of Woodchuck Road, Woodchuck Resort. 2 km south of Highway 79. 670 Comment
  RSA631839  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16504 Riverside Barranca Road, west of De Portola Road, east side of Black Mountain, east of Lake Skinner. 725 Comment
  RSA632652  Arctostaphylos glauca Jon E. Keeley 1992-7-16 16536 Riverside Red Mountain Road, 6-6.8 km east of R3. 1015 Comment
  SBBG58422  Arctostaphylos glauca R. Hoffmann 1929-9-11 Riverside Hamilton Grade Comment
  UC63819  Arctostaphylos glauca H. M. Hall May 1897 518 Riverside at lower altitudes and on Juniper Hill San Jacinto Mountains Comment
  RSA633572  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20143 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633605  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22530 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633607  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Rx Rothrock 1992-11-11 22519 Riverside Andreas Canyon, ca. 5 km east of Saddle Junction, San Jacinto Wilderness area, eastern San Jacinto Mountains. 1950 Comment
  RSA633723  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16619 Riverside Road to Santa Rosa Mountain (7S02), 2.5 km south of Highway 74. 1640 Comment
  RSA633745  Arctostaphylos parryana subsp. desertica Jon E. Keeley, Allen Massihi, Robert Goar 1992-8-18 20117 Riverside Truck trail on north-facing slope of Santa Rosa Mountain, ca. 8 km south of Pinyon Pines, Santa Rosa Mountains. 1750 Comment
  RSA633747  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-9-27 21798 Riverside Dirt road to Santa Rosa Mountain, 12.3 km southeast of Highway 74, northwest side of Santa Rosa Mountains. 2190 Comment
  RSA633758  Arctostaphylos parryana subsp. desertica Jon E. Keeley 1992-7-16 16694 Riverside Road to Santa Rosa Mountain (7S02), 12.3 km south of Highway 74. 2190 Comment
  UCR123792  Arctostaphylos patula Steven R. Hill, K. Kramer and family 2001-4-26 33470 Riverside San Jacinto Mtns., San Jacinto Wilderness west of Palm Springs, trails south of visitor building at terminus of Palm Springs Aerial Tramway; vicinity of Long Meadow and higher ridges 2591 Comment
  UCR4058  Arctostaphylos pringlei Carole Sims 1965-4-28 s.n. Riverside San Jacinto Mtns, 10 mi from Banning toward Idyllwild 1067 Comment
  POM15030  Arctostaphylos pringlei subsp. drupacea Mary F. Spencer 1922-7-2 1980 Riverside Tahquitz trail. Idyllwild. San Jacinto Mt. 1829 Comment
  POM367417  Arctostaphylos pringlei subsp. drupacea Gary D. Wallace 1964-4-25 s.n. Riverside San Jacinto Mts. Rd. to Idlewild Comment
  UCR122531  Arctostaphylos pringlei subsp. drupacea George K. Helmkamp, E. A. Helmkamp 2001-5-20 6681 Riverside San Jacinto Mountains, Morris Ranch Rd., 2.1 mi NE of CA-74 1570 Comment
  CAS-BOT-BC46339  Arctostaphylos pungens Peter H. Raven 1958-5-18 12981 Riverside 3.0 mi. e. of junction to Aguanga, San Jacinto Mts. Comment
  POM12981  Arctostaphylos pungens P. A. Munz, I. M. Johnston 1922-5-20 5491 Riverside Head of Hemet Valley, San Jacinto Mts. 1524 Comment
  RSA635801  Arctostaphylos pungens Jon E. Keeley 1992-7-16 16519 Riverside Red Mountain Road, 1.8 km east of R3. 850 Comment
  CAS-BOT-BC46258  Arctostaphylos rainbowensis Steve Boyd 1994-10-14 8380 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area of the Cleveland National Forest. Fisherman's Camp Trail 462 Comment
  RSA686636  Argyrochosma jonesii Anstruther Davidson 1893-4-10 114 Riverside Palm Springs. Comment
  JOTR35091  Aristida adscensionis La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3542 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with metasedimentary rocks; exposed ridge with rocky outcrops Comment
  UCR252607  Aristida adscensionis T. B. Salvato, Matthew Malle 2013-4-15 7538 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
  RSA0130722  Aristida adscensionis G. Rink 2013-3-19 11887 Riverside About twelve miles west of Blythe, at the site of the proposed Quartzite solar power plant. 105 Comment
  SEINET3918776  Aristida californica Noel H. Holmgren, Patricia K. Holmgren; Ruth E. Kern 1973-3-22 6457 Riverside Rice Valley, 7 miles south-southwest of Rice.; 0 274 Comment
  VVC1929  Aristida californica var. californica Tim Thomas, PJ MacKay 2008-3-10 4292 Riverside Southern Mojave Desert, Pinto 'dunes' south of Pinto Mountain 530 Comment
  CLARK-A1528-4488  Aristida purpurea var. glauca John C. Roos 1946-9-14 3029 Riverside San Jacinto Mountains 1188 Comment
  CAS-BOT-BC137532  Aristida purpurea var. nealleyi Philip A. Munz 1946-10-20 11575 Riverside Palms to Pines Highway 11.5 miles south of Palm Springs to Indio Road. 1036 Comment
  SD162838  Aristida purpurea var. nealleyi A. C. Sanders, E. J. Lawlor 1992-4-4 12119 Riverside McCoy Mountains, within I(c) mile of McCoy Spring, alluvial slopes below and to the south, and canyon bottom above the spring. Among rocks on the canyon bottom. 244 Comment
  SEINET3004998  Aristida purpurea var. nealleyi G. Rink 2011-4-4 10426 Riverside Northwest of Blythe, east of the McCoy Mtns, desert pavement 182 Comment
  UCR273985  Aristida ternipes var. gentilis Mitch Provance 2012-5-24 512- 22 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
  LA93406  Artemisia californica Nancy Ryan Zabriskie; Walter Zabriskie 1972-12-25 548 Riverside San Jacinto Mountains, Andreas Canyon watershed, on trail to ridge above Eagle Peak, E slope of mountains 914 Comment
  UCR239462  Artemisia californica Thomas R. Stoughton, E. Gardner, D. Bell 2010-11-12 718 Riverside Transverse Ranges; San Bernardino Mountains, Pacific Crest Trail, west of White Water Canyon, north of the junction of Hwy I-10 and Rte 111 732 Comment
  UC892321  Artemisia douglasiana I. W. Clokey and E. G. Anderson 1935-8-21 6984 Riverside w of Keen Camp P. O. 1360 Comment
  UC63059  Artemisia dracunculus H. M. Hall 1901-8-6 2622 Riverside Strawberry Valley San Jacinto Mountains, Strawberry Valley 1615 Comment
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Sep 21 2006
  CAS-BOT-BC93730  Artemisia ludoviciana subsp. albula Lewis S. Rose 1945-12-24 45315 Riverside Colorado Desert, Palm Springs 137 Comment
  POM96736  Artemisia tridentata subsp. tridentata E. C. Jaeger 1925-11-9 s.n. Riverside Dripping Spring, S.W. Riverside Co. Comment
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Jul 11 2013
  SD43533  Artemisia tridentata subsp. tridentata Philip A. Munz 1946-10-19 11565 a Riverside Coahuila 1095 Comment
  CAS-BOT-BC222818  Asclepias albicans Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13262 Riverside U. S. gypsum mine property in Little Maria Mts., 2 miles above Midland Post Office Comment
  RSA496471  Asclepias californica Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-31 3086 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, W of Woodchuck Rd. 488 Comment
  SBBG50860  Asclepias californica R. S. Woglum 1937-5-22 531 Riverside Temecula Comment
  UCR20538  Asclepias eriocarpa W. W. Mayhew 1977-7-5 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pine Cove 1835 Comment
  OBI37557  Asclepias fascicularis Steve Boyd 1985-8-7 1102 Riverside Santa Rosa Plateau region, NW base of Redonda mesa on Tenaja Rd, 0.8 mi E ofjtn with 8S01 and 8S02 Comment
  UCR34993  Asclepias fascicularis L. B. Ziegler 1964-7-14 037 Riverside San Jacinto Mtns, Garner (Hemet) Valley 1375 Comment
  SBBG58653  Asclepias subulata S. W. Hutchinson -Feb-1927 10 Riverside Box Cyn 121 Comment
  SEINET9122004  Asclepias subulata E. Adams 1978-1 Riverside Mecca, Box Canyon, desert wash. Comment
  UCR264607  Asparagus officinalis Mitch Provance 2012-6-19 196- 08 Riverside San Bernardino Valley, Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave 226 Comment
  CAS-BOT-BC65781  Aspidotis californica Munz; Harwood 1920-2-28 3236 Riverside 2 mi S.E. of Corona 274 Comment
  CAS-BOT-BC68758  Asplenium vespertinum P. A. Munz 1922-4-28 5036 Riverside Leach Canyon, Santa Ana Mts. 762 Comment
  POM12824  Aster alpigenus Philip A. Munz 1922-9-5 6364 Riverside Meadow north of Tahquitz Valley 2226 Comment
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Aug 28 2010
  SEINET6811133  Asteraceae Unknown 1997-4-16 Riverside Monterey Avenue; Monterey Avenue Comment
  SD63728  Astragalus bicristatus Peta Mudie 1965-7-5 505 Riverside Southwest slope, north side of Santa Rosa Mountain above National Forest campground. Comment
  RSA21758  Astragalus didymocarpus var. dispermus C. B. Wolf 1937-4-6 8430 Riverside Coachella Valley, 2 mi. NE. of Edom 30 Comment
  RSA0043135  Astragalus didymocarpus var. obispoensis P. A. Munz 1922-4-29 5096 Riverside Dripping Springs, near Temecula Creek 518 Comment
  SBBG68215  Astragalus douglasii R. Hoffmann 1929-9-11 Riverside Thomas Valley Comment
  UC597722  Astragalus douglasii var. parishii Philip A. Munz 1937-5-30 15138 Riverside Santa Rosa Peak Santa Rosa Peak (on dry benches) 2346 Comment
  RSA736309  Astragalus gambelianus Scott D. White, Justin M. Wood 2008-3-25 11785 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan Property, Alberhill area. 274 Comment
  UCD104769  Astragalus insularis C. L. Hitchcock 1966-3-21 24331 Riverside About 15 mi. s. of Rice, on dirt road to Blythe. Comment
  RSA338323  Astragalus insularis var. harwoodii L. M. Shultz, John S. Shultz 1985-4-15 8391 Riverside Chuckwalla Valley depression, between McCoy and Mule Mountains at Wiley's Well Road. 121 Comment
  SBBG54104  Astragalus lentiginosus var. borreganus T. Minthorne -- Riverside between Banning and Palm Springs Comment
  POM24940  Astragalus lentiginosus var. coachellae H. M. Hall 1905-4-14 5757 Riverside Whitewater, on the Colorado Desert. 240 Comment
  SD232244  Astragalus lentiginosus var. coachellae Scott D. White 2001-4-18 8367 Riverside Coachella Valley: Palm Springs. Northeast corner of 30th Ave. and Devall St. 100 Comment
  UC73184  Astragalus lentiginosus var. coachellae M. F. Gilman 1904-1 47 Riverside Banning Banning (Southern California) Comment
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Mar 13 2011
  UC862623  Astragalus lentiginosus var. coachellae Carl B. Wolf 1932-5-25 3685 Riverside on road to Snow Creek Canyon (San Gorgonio Wash); road to Snow Creek Canyon, San Gorgonio Wash 365 Comment
  UCR84217  Astragalus lentiginosus var. coachellae G. R. Ballmer, G. F. Pratt, Kay Stockwell 1995-2-12 s.n. Riverside San Bernardino / Colorado Desert, Mission Creek Canyon, near gate on Mission Creek Road east of the ranch 640 Comment
  UCR198172  Astragalus lentiginosus var. variabilis Michael Honer, Dave Silverman 2005-3-18 2100 Riverside Sonoran (Colorado) Desert, Palen Valley, c. 3 mi due east of Desert Center Airport 134 Comment
  UCR109000  Astragalus pachypus var. jaegeri D. L. Banks, V. W. Steinmann 1997-3-13 1475 Riverside NW Palomar Mtns, Agua Tibia Mtns, Vail Lake area, N and just south of Hwy 79; hills (burned in the Vail fire of May 1996) east of the Dripping Springs alcove and west of Vail Lake Marina Rd 549 Comment
  CAS-BOT-BC194162  Astragalus palmeri Marcus E. Jones 1927-4-12 s.n. Riverside The Pipes, near Morongo Valley Comment
  JEPS54801  Astragalus pomonensis W. L. Jepson 1914-5-23 6085 Riverside Conchilla Desert , Conchilla Desert (Colorado Desert) Comment
  RSA415664  Astragalus pomonensis Ora M. Clark 1929-3-2 1613 Riverside Near Murrieta. Comment
  UC718549  Astragalus pomonensis Carl B. Wolf 1935-4-7 6298 Riverside 1 mi w Val Verde (Gavilan Hills Region); , w of Val Verde 487 Comment
  UCR212975  Astragalus pomonensis Justin M. Wood, Brandy N. Wood 2009-7-4 1036 Riverside San Bernardino Valley, Riverside Flood Control Basin, southwest corner of Patton Road and Wineville Road, immediately south of San Bernardino County Line 256 Comment
  UCR225493  Astragalus pomonensis A. C. Sanders 2011-3-29 38855 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
  CAS-BOT-BC193170  Astragalus sabulonum Carl B. Wolf 1932-4-28 3079 Riverside Colorado Desert. Chuckwalla Valley, 19 mi. west of Blythe on the Mecca Road 121 Comment
  JOTR35473  Astragalus tricarinatus Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 76 Riverside Joshua Tree National Park. Little San Bernardino Mtns; W. of Juniper Flats 1463 Comment
  RSA752218  Astragalus tricarinatus Scott D. White, Justin M. Wood, Paul Kielhold 2009-4-21 12582 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
  RSA779948  Astragalus tricarinatus Duncan S. Bell, Jennifer Pilapil 2011-5-19 2478 Riverside A side canyon off of Mission Creek canyon approximately 4.5 air miles up canyon from the junction of Highway 62 and Mission Creek Road. 946 Comment
  UCR234287  Athysanus pusillus A. C. Sanders, John F. Green 2012-3-26 40001 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, mouth of a small canyon between Horsethief Canyon and I-15 Fwy crossing of Temescal Wash, west of Hostettler Rd. 369 Comment
  UCR99571  Atriplex argentea Julie A. Greene, S. D. White 1993-7-5 1403 Riverside San Jacinto Valley, San Jacinto Wildlife Area, lower, flat area, west of dirt road 441 Comment
  RSA592068  Atriplex argentea subsp. expansa R. E. Riefner 1996-6-20 96 -118 Riverside Near Ramona Freeway, San Jacinto Valley Comment
  SEINET3930589  Atriplex canescens R. L. Piemeisel 1913-9-19 3655 Riverside W. Riverside.; 0 Comment
  SEINET3930599  Atriplex canescens Grant D. Brown 1950-12-2 593 Riverside Santa Ana R. NW. of Arlington.; 0 Comment
  UCR33640  Atriplex canescens Sears 1978-4-12 1180 b Riverside Sonoran (Colorado) Desert, 8 mi northeast of Desert Center 159 Comment
  UCR41323  Atriplex canescens N. M. Fellows 1984-11-12 31 Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mtn. 489 Comment
  POM202637  Atriplex canescens var. laciniata W. M. Ingram 1934-10 8 Riverside Salton. -61 Comment
  RSA0135547  Atriplex coronata var. notatior David E. Bramlet, Fred Roberts, Rick Riefner 2005-6-7 3874 Riverside 4.5 miles west of Hemet. 1,500 ft. south of Stetson & 500 ft. east of California. 456 Comment
  RSA520927  Atriplex coronata var. notatior D. E. Bramlet, A. Parikh 1990-6-14 2038 Riverside 6.5 km West of Hemet, approximately 600 m south and west of the intersection of warren and Florida. 0-50m east of the MWD San Diego Canal. 457 Comment
  RSA543882  Atriplex coronata var. notatior Steve Boyd, Dave Bramlet 1991-5-13 6238 Riverside Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct. Comment
  SD138894  Atriplex coronata var. notatior Craig Reiser 1996-5-9 Riverside Hemet; near California Street Comment
  SEINET5585510  Atriplex elegans var. elegans R. E. Riefner Jr. 2013-1 13 -190 Riverside City of Lake Elsinore, along Collier St. and Hwy. 74 S to Temescal Wash. 393 Comment
  RSA478263  Atriplex hymenelytra N. C. Cooper 1949-4-8 3273 Riverside Mecca Pass east of Indio 549 Comment
  CAS-BOT-BC176541  Atriplex polycarpa W. I. Follett; E. B. Follett 1963-4-23 s.n. Riverside Below Coachella Canal road, 22.1 mi. se. of Mecca Comment
  RSA689386  Atriplex rosea Scott D. White 2003-6-9 9523 Riverside Northeast corner of Devonshire Ave. and Warren Rd., immediately south of Tres Cerritos. 473 Comment
  RSA557364  Atriplex serenana Julie Greene, James Dice 1993-6-25 1376 Riverside Sloping drainage from Davis Rd. 436 Comment
  UCR167833  Atriplex serenana T. B. Salvato, Melissa Clemons 2005-6-23 1305 Riverside Peninsular Range; Temescal Valley, Walker Canyon, 1.5 mi due east of Alberhill, N of Hwy I-15 412 Comment
  UCR182353  Atriplex suberecta Mitch Provance 2005-5-17 6560 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  UCR182541  Atriplex suberecta Mitch Provance 2003-7-4 4642 Riverside San Bernardino Valley, Riverside, Monticello Ave. near the canal, between Driftwood and Conway Drives 226 Comment
  SDSU12930  Avena barbata Jutta Buschbom 1991-5-1 3 Riverside SE-Slope, N-border of the Reserve, beyond an Avocado-grove, ca. 500m (15 min) NW from the field station. Santa Margarita Ecological Reserve, Temecula. 375 Comment
  SDSU13514  Avena barbata W. Miller 1972-7-5 Riverside Comment
  UCR120922  Avena barbata A. C. Sanders, Mark Elvin, Julie M. Vanderwier 2002-4-9 24922 Riverside The Badlands, hills and canyons west of Laborde Canyon, 1 mile northeast of Eden Hot Springs, SW of Beaumont 671 Comment
  SEINET6188286 Image available Avena barbata Orlando Mistretta, D. Bell, J. Beckman, J. England, K. Kane, J. Hall, C. McDonald, L. Reccia, L. Rodriguez, A. Sall, T. Tennant. 2010-1 4467 Riverside Transversa Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm) in the vicinity of Bonnie Bell. 488 Comment
  GMDRC4943  Avena fatua J. Andre 2011-2-18 15820 Riverside Coachella Valley: north end of valley at base of Morongo Canyon, 0.5 mi. N. of Indian Cyn Rd, 1 mi. west of Hwy 62. 473 Comment
  UCR232781  Avena fatua John F. Green 2008-4-16 0408- 30 Riverside Peninsular Range; Perris-Aguanga Valley, SE of Romoland, powerline route north of McLaughlin Rd. near Palomar Rd. 445 Comment
  SD249125  Baccharis brachyphylla Duncan S. Bell, Evan Meyer 2014-10-29 7679 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon to the north of Martinez Canyon, ca. 6.0 air miles southeast of the summit of Martinez Mountains. 394 Comment
  UCR262332  Baccharis brachyphylla Duncan S. Bell 2013-9-29 6045 Riverside Colorado (Sonoran) Desert, Chuckwalla Mountains, south side of Corn Springs, Wash, c. 1.8 air mi southwest of Corn Springs 648 Comment
  RSA1880  Baccharis emoryi C. B. Wolf 1931-3-13 1881 Riverside Colorado Desert, in old cotton field 2 miles N of Blythe 152 Comment
  RSA575918  Baccharis emoryi Steve Boyd 1994-10-14 8377 Riverside Southern Santa Ana Mountains, San Mateo Cantyon Wilderness area of the Cleveland National Forest. Fisherman's Camp Trail (7S02) from Wildomar Road (7S01) west into Tenaja Canyon at its confluence with San Mateo Canyon., Fisherman's Camp 462 Comment
  POM4585  Baccharis salicifolia I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon, Little Palm Canyon fork 305 Comment
  UCR100032  Baccharis salicifolia A. C. Sanders, G. Helmkamp 1997-3-15 19975 Riverside Lake Skinner area, N foot of 1700 ft. hill east of Bachelor Mtn., small canyon and grassy S-facing slopes 488 Comment
  UCR140708  Baccharis salicifolia A. C. Sanders 2004-5-12 27860 Riverside Elsinore Basin Region, Alberhill Mountain, northwest foot near Lake St. at Alberhill 378 Comment
  CAS-BOT-BC106629  Baccharis salicina Carl B. Wolf 1931-3-13 1084 Riverside Colorado Desert, in old cotton field, 2 mi. north of Blythe 152 Comment
  UC893715  Baccharis sergiloides Carl B. Wolf 1932-10-11 4270 Riverside Morongo Wash Colorado Desert, Little San Bernardino Mountains 670 Comment
  SD186334  Bacopa monnieri G. R. Ballmer 2003-11-22 Riverside Colorado River Valley: Northern Paloverde Valley, east of Hwy 95, ca. 5 miles NE of Blythe, east snd of 2nd Ave., shore of river 86 Comment
  UCR275464  Baileya pauciradiata Thomas R. Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-5 963 Riverside Sonoran (Colorado) Desert, Blythe-Rice Road, ENE of Arica Mountains on Blythe-Rice Road, about 1 mile south of railroad crossing 243 Comment
  RSA0089860  Baileya pleniradiata Dean Wm. Taylor 2003-5-7 18544 Riverside 1 mi SE of Steele Peak, 0.4 miles NNW of Good Hope Mine, under electrical transmission line corridor. 579 Comment
  SEINET10797553  Bebbia J. Richard Abbott, B. S. Carlsward 1999-6-24 Abbott 12835 Riverside Near White Water, west of Joshua Tree National Park; north of I-10 (just west ofjunction with CA 62) on Whitewater cut-off, then a few kilometers on Whitewater Canyon Road to where it comes closest to the river. Comment
  CLARK-A1045-215  Bebbia juncea George K. Helmkamp 1979-4-18 Riverside Little San Bernardino Mountains 3.5 miles north of Dillon Road; dry wash; Lost Horse Mtn. 15'Q Comment
  POM46891  Bebbia juncea Mary F. Spencer 1918-4-7 775 Riverside Palm Springs. 168 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
  JOTR35068  Bebbia juncea var. aspera La Doux, Tasha, M. Harding and M. Stewart 2010-3-24 3520 Riverside Joshua Tree National Park. Southern end of Coxcomb Mountains with exposed metasedimentary rocky slopes; above narrow side canyon Comment
  RSA0121246  Bebbia juncea var. aspera Sherwin Carlquist 1958-10-12 627 Riverside Eagle Mt., pumping station. Comment
  UC68961  Bebbia juncea var. aspera H. M. Hall 1905-4-1 5817 Riverside 10 mo w of Coachella (Colorado Desert); Colorado Desert 152 Comment
  POM96265  Berberis nevinii E. C. Jaeger 1925-11-9 s.n. Riverside Dripping Spring, S.W. Riverside Co. Comment
  UCR13715  Bernardia myricifolia N. R. Zabriskie, W. W. Zabriskie 1972-4-9 510 Riverside Peninsuar Range; Santa Rosa Mtns/Sonoran (Colorado) Desert, small canyon NW from Hwy 74 at [hwy mile post] 81.72, Deep Canyon watershed, site 8 1220 Comment
  CLARK-A1528-1652  Bidens frondosa John C. Roos 1951-9-25 5265 Riverside Riverside 259 Comment
  UCR48353  Bloomeria crocea var. crocea Steve Boyd 1986-4-22 1762 Riverside Temescal Canyon, W side of Indian Wash, south of I-15 Comment
  CAS-BOT-BC25456  Boechera retrofracta C. L. Hitchcock 1940-4-5 5966 Riverside Above Cottonwood Spring. Comment
  JOTR30079  Boerhavia intermedia La Doux, Tasha, Bill Truesdell 2006-10-3 1712 Riverside Joshua Tree National Park. Pinto Basin: (Stop 1) east side of Hexie Mtns. at mouth of Pinkham Spring Canyon 668 Comment
  UCR244886  Boerhavia triquetra A. C. Sanders, T. B. Salvato 2012-10-12 40403 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass, 7.6 km (c. 4.5 mi.) above the road to Chuckwalla Spring on Graham Pass Rd. 387 Comment
  JOTR33814  Boerhavia wrightii La Doux, Tasha, B. Truesdell 2007-11-9 3329 Riverside Joshua Tree National Park. Eagle Mountains; south of Munsen Canyon, canyon parallel to and east of Lost Palms Canyon along south park boundary (Stop 5) 651 Comment
  UCR130148  Bolboschoenus maritimus subsp. paludosus Joseph A. Ewan, Carl Epling 1933-5-12 7609 Riverside South shore of Lake Elsinore 378 Comment
  RSA385911  Bouteloua aristidoides F. R. Fosberg 1932-3-13 8073 Riverside Thousand Palms Canyon, Coachella Valley. Comment
  UCR23966  Bouteloua aristidoides John C. Roos 1949-3-19 4110 Riverside Sonoran (Colorado) Desert, Mouth of Shaver's Wash near Mecca Comment
  RSA712215  Bouteloua barbata var. barbata Andrea Warniment, Pam De Vries 2005-12-13 ADW- 6 Riverside Northern edge of Interstate-10, next to road shoulder, east of Indio. 76 Comment
  JOTR33128  Bouteloua curtipendula La Doux, Tasha, Mike Bell 2003-10-17 1122 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Wonderland of Rocks; Wonderland Wash, active wash corridor with sandy bottom, surrounded by granitic outcrops and pediments 1310 Comment
  UCR1532  Bowlesia incana R. L. Irwin 1962-4-15 29 Riverside Upper Santa Ana River/San Bernardino Valley Region, Sycamore Canyon, c. 1.4 mi. south of Pennsylvania Ave on Canyon Crest Dr. along creek 336 Comment
  CLARK-A1656-822  Brandegea bigelovii Theo Glenn 1983-1-22 Riverside San Jacinto Mountains 304 Comment
  RSA259948  Brandegea bigelovii P. A. Munz 1940-3-23 15674 Riverside north end of Pinto Basin 610 Comment
  UCR211714  Brassica kaber Fred M. Roberts, D. E. Bramlet, Kerry Byrne 2006-4-20 6320 Riverside Perris Basin, Upper Salt Creek watershed, southwest of Hemet, 2 km southeast of Winchester, south of Domenigoni Parkway 448 Comment
  RSA774896  Brassica tournefortii Duncan S. Bell, Amber Swanson 2011-2-18 2031 Riverside Coachella Valley area; Edom Hill; along Edom Hill Road near dump; 0.6 road miles from junction of Varner Road and Edom Hill Road. 259 Comment
  SD187379  Brassica tournefortii Naomi Fraga, Lisa Rojas 2005-2-10 1372 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, ca. 10 miles east of Highway 177. 365 Comment
  UCR155832  Brassica tournefortii John F. Green 2005-5-4 s.n. Riverside Perris-Aguanga Region, SE corner Markham St. and Day St., Mead Valley area, 2-3 mi SW of March Air Reserve Base 534 Comment
  UCR239806  Brassica tournefortii O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  UCR241840  Brassica tournefortii A. C. Sanders, Timothy W. Chumley 2013-4-2 40730 Riverside Peninsular Range, Temescal Canyon at west side of Horsethief Canyon Rd., south of I-15 Fwy, SE of Corona (Lee) Lake 390 Comment
  RSA595705  Brickellia R. E. Riefner 1996-8-27 96 -153 Riverside Lee Lake, W side of Temescal Wash near Indian Truck Rd. & I-15. Comment
  LA203067  Brickellia atractyloides var. arguta Carl Epling; William Robison 1933-6-26 sn Riverside Little San Bernardino Mountains, Key's View 1523 Comment
  CAS-BOT-BC106182  Brickellia desertorum Carl B. Wolf 1931-10-14 1330 Riverside Snow Creek, 1/2 mile below Fish Hatchery, north base of San Jacinto Mts. 548 Comment
  JOTR01240  Brickellia desertorum Cole, James E. 1942-5-19 960 Riverside Joshua Tree National Park. RUBY LEE MILL SITE 914 Comment
  SEINET10389830  Brickellia incana A. C. Sanders, Jim Malusa 2015-9-10 41848 Riverside Salt Creek Canyon, along Summit Road c. 1.5 miles above mouth of Red Canyon, edge of Chocolate Mountains Aerial Gunnery Range 433 Comment
  UCR50784  Brodiaea santarosae S. J. Myers 1988-5-17 s.n. Riverside Santa Rosa Springs Ranch, 0.25 mi west of the N end of Mesa de Burro, west of the town of Murrieta Comment
  CDA1786  Bromus arenarius A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-9 24211 Riverside Perris-Aguanga Basin region; Hemet, SE of intersection of State Street and Gibbel Rd., small hill (1684 ft. at summit) at east end of Diamond Valley, 1 mi. SSW of Hemet Butte Comment
  SEINET14397418  Bromus carinatus S. D. White 1997-5-18 5154 Riverside Vista Grande Area: Just W of USFS Vista Grande Fire Station (i.e. Hwy 243 ca. 10 road miles SE of Banning). 1500 Comment
  UCR20626  Bromus carinatus John C. Roos, L. Roos 1954-5-29 6122 Riverside Canyon 1 mi SE of summit of Reche Canyon 686 Comment
  UCR233576  Bromus diandrus A. C. Sanders, John F. Green 2012-4-12 40036 Riverside Peninsular Range; Santa Ana Mtns. Region, Temescal Canyon, along Temescal Canyon Rd. between Glen Ivy and Indian Truck Trail, c. 370 m NW of El Hermano Rd. 312 Comment
  RSA127000  Bromus grandis H. S. Yates 1936-8-29 6383 Riverside Fuller Creek [Poss. Fuller Mill Creek now?] 1677 Comment
  UCR96413  Bromus grandis Scott D. White 1996-8-1 4442 Riverside San Jacinto Mtns., Idyllwild area: north of Strawberry Valley, between Bear Trap Canyon and Lily Creek 1616 Comment
  RSA595259  Bromus hordeaceus D. L. Banks, Elizabeth Hedge Banks 1996-5-2 962 -B Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, At the gate to the University of California-Emerson Oaks Reserve. 451 Comment
  RSA314483  Bromus rubens R. F. Thorne, Kay Wright, R. K. Benjamin 1982-10-8 55368 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  RSA771123  Bromus tectorum Orlando Mistretta, Duncan Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5004 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 W116.66013 750 Comment
  UCR264745  Bromus tectorum Steve Boyd, Carol Boyd 2011-3-29 12305 Riverside Transverse Ranges; San Bernardino Mountains, southeast end of range in south branch of Mission Canyon, just upstream from confluence with north branch 762 Comment
  UCR216229  Caesalpinia virgata Jim Andre, T. La Doux 2009-2-28 10842 Riverside Sonoran (Colorado) Desert, Coachella Valley, along lower Berdoo Canyon Rd (dirt), c. 1.5 mi. north of Dillon Road and just south of Joshua Tree Nat. Park boundary 313 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
  CAS-BOT-BC167297  California macrophylla H. M. Hall 1897-5-4 s.n. Riverside Alice Mine Comment
  POM122635  Calochortus concolor Marcus E. Jones 1925-6-20 s.n. Riverside 20 miles north of Idyllwild. Comment
  RSA663321  Calochortus plummerae Mitch Provance 1998-6-9 631 Riverside Jurupa Mountains: SE Pyrite Canyon, ca .3 km NW of the Jurupa Mountains Culture Center. 366 Comment
  RSA79326  Calochortus plummerae Percy C. Everett, E. K. Balls, Lee Lenz 1952-7-1 17281 Riverside 6.7 mi W along Hwy 74 from jct w/ rd. S from Idyllwild. Comment
  RSA525283  Calochortus splendens Steve Boyd, L. Arnseth, Yvonne Rasmussen, Hugo Cota 1990-5-3 4597 Riverside Vail Lake area, steep SE flank of Oak Mountain above NE end of lake.. 579 Comment
  RSA68632  Calochortus splendens Frank W. Peirson 1924-7-27 4997 Riverside Deer Springs, San Jacinto Mountains. Comment
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May 26 2014
  RSA783290  Calochortus splendens J. D. Olmsted 1958-6-10 160 Riverside 8 miles SW of Corona on Oak Flat Fire Road (turn S in Corona from US [91?] onto Lincoln). Santiago Creek drainage area. 823 Comment
  UCD139571  Calochortus splendens Geoffrey Levin 1975-4-26 481 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. Pacific Slope Drainage Area. 335 Comment
  UCR81099  Calochortus splendens Scott D. White 1993-5-29 1442 Riverside San Bernardino Mtns, Banning Canyon, along the road to Raywood Flat, Yucaipa Ridge 1402 Comment
  RSA369018  Calochortus weedii Robert Gustafson, Gary D. Wallace 1983-6-23 2709 Riverside Santa Ana Mountains, Clinton Keith Road near junction with Tenaja Road. Comment
  UCR60910  Calochortus weedii var. intermedius Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3720 Riverside Vail Lake area, recently burned hills at W end of lake SW of dam 488 Comment
  UCR89806  Calochortus weedii var. weedii Scott D. White 1993-5-27 1417 Riverside Peninsular Range, North Alberhill Ranch, in hills north of Walker Canyon 490 Comment
  CAS-BOT-BC283324  Calycoseris parryi Annie M. Alexander; Louise Kellogg 1941-5-11 2146 Riverside 1.5 miles N of Cottonwood Spring, Eagle Mountain 975 Comment
  SBBG101736  Calycoseris parryi S. Boyd with D. Bramlet 1991-5-13 6243 Riverside Domenigoni Hills, N side of Domenigoni-Diamond Valleys ESE of Winchester; ridgetop S of S end of Warren Rd; T5S, R1W, N1/2, S31, N/2 609 Comment
  SD140209  Calycoseris wrightii A. C. Sanders, E. J. Lawlor 1992-4-4 12114 Riverside McCoy Mountains. Within 1/2 mile of McCoy Spring; alluvial slopes below and to the south and canyon bottom above the spring. 244 Comment
  UCR148456  Calycoseris wrightii S. J. Myers 2005-1-31 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, c. 10 miles ESE of North Shore along Coachella Canal right-of-way, N of Rancho Dos Palmas 20 Comment
  UCR72385  Calycoseris wrightii Theo Glenn 1992-3-31 92- 14 Riverside Sonoran (Colorado) Desert, north side Eagle Mts, Storm Jade Mine 671 Comment
  SD227882  Calyptridium monandrum A. C. Sanders 1994-5-29 14578 Riverside San Bernardino Mtns.East Branch Millard Canyon, along FS Road 4S45. Roadside at a wash crossing. 1200 Comment
  SJSU8135  Calyptridium monandrum G. B. Youngberg 1956-3-30 221 Riverside among hills near La Sierra College, Arlington 228 Comment
  UCR177410  Calyptridium monandrum Scott D. White 2003-3-23 8837 Riverside Santa Rosa Mountains, Desert slope, Hwy 74 near Carrizo Creek crossing 762 Comment
  UCR176684  Calystegia macrostegia R. D. Goeden, Don W. Ricker 1965-6-10 s.n. Riverside Peninsular Range, Murrieta Township, Rancho Pauba, Hwy 71 [=79] at Temecula River Comment
  UCR280916  Calystegia macrostegia Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-6 617- 28 Riverside Temescal Valley, Property on S side of Temescal Canyon Rd., just W of Concordia Ranch Rd. 363 Comment
  UCR113902  Calystegia macrostegia subsp. arida Mitch Provance 1998-4-13 435 Riverside City of Riverside, Hillside area, near the corner of Adams and Central, along the NE periphery of the Riverside Airport. 244 Comment
  UCR215624  Calystegia macrostegia subsp. arida Crystal Sheehan 2010-5-10 48 Riverside Peninsular Range; Gavilan Hills Region, Lake Mathews Reserve, c. 1/4 mi. south of 13225 Cajalco Road, south of Lake Mathews, c. 0.4 mi. SE of intersection of Cajalco Rd. and La Sierra Ave. 429 Comment
  RSA465915  Camissonia bistorta P. J. Remple 1942-3-21 s.n. Riverside Whitewater Canyon. Comment
  RSA465917  Camissonia bistorta N. C. Cooper 1949-3-15 3009 Riverside Banning. 701 Comment
  RSA586915  Camissonia bistorta D. L. Banks, Steve D. Boyd 1995-5-3 251 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  UCR106419  Camissonia bistorta George K. Helmkamp, A. C. Sanders 1997-3-15 1491 Riverside Skinner Lake, Grassland at base of Bachelor Mtn. and adjoining chapararal. 488 Comment
  UCR98681  Camissonia bistorta 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
  RSA90987  Camissonia bistorta E. C. Jaeger 1925-12-22 s.n. Riverside Aguanga Comment
  UCR103312  Camissonia brevipes subsp. brevipes George K. Helmkamp 1998-4-4 3159 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
  POM50372  Camissonia campestris subsp. campestris W. W. Eggleston 1924-3-8 19520 Riverside Hemet. 480 Comment
  UC140593  Camissonia campestris subsp. campestris C. F. Baker 1904-4-5 4115 Riverside Hemet Comment
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Jul 4 2010
  CLARK-A1528-3324  Camissonia chamaenerioides John C. Roos 1949-4-11 4235 Riverside Chuckwalla Mountains Comment
  CLARK-A1703-1216  Camissonia claviformis Charlotte Stocks 1963-5-20 Riverside Box Canyon Comment
  RSA80965  Camissonia claviformis subsp. aurantiaca G. R. Campbell 1952-4-6 18414 Riverside 2 mi. s. of jct. of Cottonwood Springs road, road through Joshua Tree National Monument, south from 29 Palms. 884 Comment
  SEINET3093303 Image available Camissonia claviformis subsp. claviformis George K. Helmkamp, E. A. Helmkamp 1998-2-5 2655 Riverside Indio Hills, 3 mi. E of Thousand Palms & 1.1 mi. N on Amity Rd. 101 Comment
  SEINET3108358  Camissonia claviformis subsp. lancifolia Faulkner 1978-3-15 272 Riverside 1 mile west Hwy 95, 25 miles N of Blythe. 152 Comment
  UCR115337  Camissonia hirtella A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16247 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
  UCR240653  Camissonia hirtella Tracy Tennant, Mitch Provance 1998-6-16 MOR- 406 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1052 Comment
  RSA559415  Camissonia ignota Steve Boyd 1992-4-15 6865 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  UCR97652  Camissonia ignota A. C. Sanders, G. Helmkamp 1997-3-15 19955 Riverside Lake Skinner area: hill (1864) east of Skinner Lake at NW end of Tucalota Hills 534 Comment
  SEINET3142508  Camissonia pallida A. L. Reina G., TR Van Devender 2003-3-30 2003 -316 Riverside Palm Springs 159 Comment
  UCR69746  Camissonia pallida N. M. Fellows, A. C. Sanders, A. Strickland 1986-4-8 173 B Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos Preserve, off Snow Creek Canyon at the N foot of the San Jacinto Mountains, 1 mi west of Snow Creek Village 489 Comment
  RSA775566  Camissonia pallida subsp. pallida Thomas Stoughton, Christi Gabriel, Stephanie Rockwood 2011-5-16 1253 Riverside Haugen Lehmann off I-10, Pacific Crest Trail (PCT) in canyon directly W. of Whitewater. 675 Comment
  JOTR31936  Camissonia refracta La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 2174 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; rocky wash with gradual, loose slopes on either side; draining into west Pinkham Wash Comment
  SEINET3093223 Image available Camissonia refracta Norman C. Cooper 1949-4-8 3284 Riverside Shaver's Summit east of Indio. Comment
  UCR251668  Camissonia refracta Thomas R. Stoughton, Christi Gabriel, Stephanie Rockwood, Jackie McConnaughy, Naomi Fraga 2011-3-17 765 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
  UCR127351  Camissonia strigulosa A. C. Sanders, D. Malueg 2003-5-8 26561 Riverside San Jacinto Valley, San Jacinto Riverbottom, north of San Jacinto and SE of State St. 465 Comment
  SBBG101791  Camissoniopsis intermedia S. Boyd, T. Ross, M. Hammitt 1991-5-2 6044 Riverside SW and W flanks of Billy Goat Mtn, 3 mi N of Hwy 79, 1 mi W of Hwy 371, N of Aguanga 600 Comment
  UC1922490  Camissoniopsis pallida Scott D. White 2005-3-29 10848 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. Comment
  UCR243519  Camissoniopsis pallida subsp. hallii Jim Andre, T. La Doux, R. B. Kelley 2011-5-4 21090 Riverside Southern Mojave Desert, Joshua Tree National Park, Long Canyon, up side canyon approx. 400 m. west of main canyon drainage 1172 Comment
  JEPS33743  Camissoniopsis pallida subsp. pallida Marjorie D. Clary 1932-4-4 1531 Riverside nw Indio; Colorado Desert, Deep Canyon 91 Comment
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Nov 1 2011
  UCR165697  Camissoniopsis pallida subsp. pallida A. C. Sanders, J. C. Dice, K. C. Rose, D. Woodard 1995-3-29 16289 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
  UCR105727  Carex abrupta L. C. Wheeler 1961-6-20 7895 Riverside Peninsular Ranges; San Jacinto Mtns., W fork of Tahquitz Creek 2378 Comment
  CAS-BOT-BC17706  Carex alma Philip Alexander Munz 1941-5-18 16652 Riverside Elsinore Mountains. North end of Santa Rosa Ranch, 914 Comment
  CAS-BOT-BC20708  Carex fracta Peter Kamb 1948-7-3 1138 Riverside San Jacinto Mountains. Hall Canyon. 1645 Comment
  IRVC15563  Carex heteroneura R. H. Whittaker, W. A. Niering 1963-6-8 SJ 314 Riverside Marion Mountain Trail. Peninsular Ranges, San Jacinto Mountains 2424 Comment
  IRVC1230  Carex multicaulis R. H. Whittaker, W. A. Niering 1963-5-29 SJ 64 Riverside Highway above Idyllwild. Peninsular Ranges, San Jacinto Mountains 1860 Comment
  RSA364666  Carex nebrascensis M. B. Dunkle 1933-7-22 3743 Riverside Tahquitz Valley. 2317 Comment
  UC72389  Carex nebrascensis H. M. Hall July, 1901 2561 Riverside Fuller's Mills Mountains San Jacinto Mountains 2072 Comment
  RSA90867  Carex phaeocephala Joseph A. Ewan 1930-9-1 2164 Riverside Summit of San Jacinto Mountain. 3294 Comment
  UCR199641  Carex praegracilis Scott D. White, Justin M. Wood 2008-4-3 11795 Riverside Perris/Elsinore Basin, Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon 'Morgan' Property, Alberhill area 366 Comment
  UC835304  Carex sartwelliana I. W. Clokey, E. G. Anderson 1935-8-21 6563 Riverside Fuller's Creek 1500 Comment
  UCR150603  Carex subfusca R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38118 Riverside Peninsular Ranges; San Jacinto Mtns. region, San Bernardino National Forest, above James Reserve in Hall Canyon 1677 Comment
  CAS-BOT-BC115633  Carex triquetra Alan Ackerman Beetle 1944-4-27 3008 Riverside West of Murietta, canyon slopes in chaparral belt. Comment
  POM1598  Carex triquetra I. M. Johnston 1918-4-27 s.n. Riverside Temecula. 335 Comment
  POM171282B  Castela emoryi I. M. Johnston 1930-6-15 3787 Riverside Hayfields, Mecca-Blythe Road Comment
  RSA1156  Castela emoryi B. D. Stark 1929-04 545 Riverside Hayfields, Chuckwalla Valley Comment
  UC406687  Castela emoryi Marcus E. Jones, A. M. 1929-9-16 24994 Riverside Hayfields , Hayfields (near Desert Center) Comment
  POM9603  Castilleja affinis I. M. Johnston 1920-5-8 s.n. Riverside Jurupa mts., extreme west end. Comment
  SEINET3289840 Image available Castilleja applegatei subsp. martinii M. W. Denslow, Firoozeh Navid-Ara; Valerie Soza 2003-7-15 1445 Riverside Peninsular Ranges; San Jacinto Mountains region: Northeast side of Tahquitz Peak, on trail to Saddle Junction. 2637 Comment
  HSC93129  Castilleja exserta subsp. exserta Karen Kirtland 1993-4-17 Riverside Hills N of Temecula Comment
  RSA0010929  Castilleja exserta subsp. exserta P. A. Munz, I. M. Johnston 1922-5-19 5444 Riverside Kenworthy, San Jacinto Mts. 1372 Comment
  RSA779955  Castilleja foliolosa Duncan S. Bell, Jennifer Pilapil, Terry Higgins 2011-6-2 2629 Riverside In a side canyon off of the West Fork of Mission Creek approximately 0.5 air mile south of where the Pacific Crest Trail crosses the West Fork of Mission Creek. 944 Comment
  SBBG54975  Castilleja foliolosa D. Keil, M. McLeod 1977-3-26 12006 Riverside 0.2 mi NW of Prado Dam on St Hwy 71 182 Comment
  UCSB6029  Castilleja foliolosa Gill, Robert 1959-3-14 Riverside road to Black Star Cyn (Oak Flat); from Corona side; Santa Ana Mt. Range 365 Comment
  UC26457  Castilleja miniata H. M. Hall 1901-7-29 2547 Riverside along West Fork Snow Creek West Fork Snow Creek (North Side); San Jacinto Mountains 1524 Comment
  UCR114745  Catalpa bignonioides A. C. Sanders, K. C. Rose 1999-6-18 22800 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  POM94483  Caulanthus Marcus E. Jones 1903-5-10 s.n. Riverside Palm Spring. Comment
  CAS-BOT-BC41091  Caulanthus hallii Philip A. Munz 1937-5-30 15093 Riverside Northwest slope of Santa Rosa Mountains. 1828 Comment
  RSA0029342  Caulanthus hallii John F. Emmel 1991-5-26 1176 Riverside San Jacinto Mts.; Spitler Peak Trail above Apple Canyon, ca. 1 air mile south of Cartridge Spring. 1585 Comment
  SJSU8306  Caulanthus heterophyllus G. L. Willey 1975-11-17 Riverside Wileys Well (?) [locality questionable, probably from near the coast at some point in S California] 176 Comment
  UCR121686  Caulanthus heterophyllus D. E. Bramlet 1991-5-7 2116 Riverside North Domenigoni Hills, Knoll '2184,' north of Newport Road and east of the MWD canal; just south of a water tank 666 Comment
  UCR129345  Caulanthus heterophyllus Bruce Albert 1982-4-17 71 Riverside Gavilan Hills, field north of Santa Rosa Road, 5.7 miles east of Lake Mathews Road 549 Comment
  LA41976  Ceanothus crassifolius W. Pequegnat; 1939-4-8 31 Riverside Santa Ana Mts Comment
  UCR92707  Ceanothus crassifolius A. C. Sanders, O. F. Clarke 1996-4-13 18030 Riverside Riverside: Box Springs Mtns, crest of range in vicinity of park headquarters, head of Two Trees Canyon 700 Comment
  UCR98060  Ceanothus crassifolius A. C. Sanders 1997-3-1 19728 Riverside Box Springs Mountains, Pigeon Pass, canyon below Regulus Road, 0.6 mi. west of Pigeon Pass Road., 0.4 mi. east of Bench Mark 'Table' (2559 ft). 610 Comment
  VVC434  Ceanothus crassifolius Steve Boyd, K. A. Boyd 1993-3-28 7921 Riverside Palomar Mountains, Palomar Range S 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
  CAS-BOT-BC83811  Ceanothus cuneatus var. cuneatus D. O. Burge 2008-4-27 982 b Riverside Tucalota Creek watershed, roadside on Sage Road (County Road R3) 730 Comment
  RSA77718  Ceanothus greggii var. perplexans F. W. Peirson 1922-5-20 735 Riverside Hemet Valley, San Jacinto Mountains 1448 Comment
  UCR140673  Ceanothus integerrimus Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 13- 87 Riverside San Jacinto Mtns, San Bernardino National Forest, 12 miles north of Idyllwild on Hwy 243 near Vista Grande, Site L13 1558 Comment
  POM48899  Ceanothus leucodermis P. A. Munz, I. M. Johnston 1924-7-29 8856 Riverside 7 mi SE of Poppet Flat, San Jacinto Mts. 1524 Comment
  RSA262096  Ceanothus leucodermis E. W. Lathrop 1969-5-9 7029 Riverside Main Divide Truck. Trail between El Carriso and Santiago Peak, Cleveland Nat'l Forest. 1220 Comment
  UCR138754  Ceanothus leucodermis Scott D. White 1997-5-18 5183 Riverside San Jacinto Mtns., 'Black Mountain Scenic Area,' Black Mountain Trail between Hwy 243 and Cinco Poses Trail junction 1829 Comment
  UCR172762  Ceanothus leucodermis Abby Sirulnik 2000-5-7 37 Riverside Peninsular Ranges; San Jacinto Mtns., Calif. Hwy 243, c. 6 mi. south of Poppet Flat Road 1646 Comment
  RSA613299  Ceanothus oliganthus Joseph A. Ewan 1933-3-19 10898 Riverside Tin Mine Canyon, Santa Ana Mountains. Comment
  UC1070901  Ceanothus oliganthus var. oliganthus A. Lewis May 1934 412 Riverside Trabuco Canyon Elsinore quad., Cleveland Nat. For. 1371 Comment
  SD137647  Ceanothus oliganthus var. orcuttii Darin L. Banks 1995-3-16 99 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope ofAgua Tibia Mtn., E of the Dripping Springs alcove, Arroyo Seco drainage. 548 Comment
  RSA517099  Ceanothus ophiochilus Steve Boyd, Tim S. Ross, L. Arnseth 1989-3-31 3097 Riverside Vail Lake area, S of Hwy 79, Kolb Creek drainage, W of Woodchuck Rd. 488 Comment
  RSA569999  Ceanothus ophiochilus Steve Boyd, Kyle Boyd 1993-3-28 7913 Riverside Palomar Range south of Vail Lake at the north base of Agua Tibia Mountain, Agua Tibia Wilderness Area, Cleveland National Forest. Along trail extending south from end of Woodchuck Road. 792 Comment
  RSA779957  Ceanothus ophiochilus Dylan O. Burge 2007-3-20 798 -c Riverside Agua Tibia Area Cleveland National Forest .66 road miles (1.05 km) from Woodchuchk Road on an abandoned fire road accessed via Woodchuck parking 0.93 road miles (1.49 km) from Hwy 79 site is 12.7 km 274 degrees (True) WNW of Aguanga 660 Comment
  POM301624  Ceanothus palmeri Carl B. Wolf 1941-8-12 11145 Riverside Keen Camp Summit, between Keen Camp P.O. and Helmet Valley. 1494 Comment
  CAS-BOT-BC51916  Ceanothus perplexans Peter H. Raven 1958-5-17 12959 Riverside along road to Banning 6.1 miles North-West of Lake Fulmore, San Jacinto Mountains Comment
  UC219297  Ceanothus perplexans P. A. Munz and I. M. Johnston 1922-5-19 5448 Riverside Keen Camp San Jacinto Mts. 1524 Comment
  UCSB22483  Ceanothus perplexans Easley, Bill 1964-5-10 Riverside Pinyon Flats Camp Ground on Calif. 71. 1249 Comment
  UCR37746  Ceanothus tomentosus N. M. Fellows 1985-3-12 s.n. Riverside Riverside, University of California, Riverside, Botanic Garden 400 Comment
  UCR241220  Ceanothus vestitus Tracy Tennant, Jeffrey Ross 1998-4-9 MOR- 1012 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, Wood Canyon, east of upper Potrero Canyon 1305 Comment
Read comments
Jul 20 2015
  UCR269223  Ceanothus vestitus T. B. Salvato, Arlee Montalvo 2015-8-22 8239 Riverside San Jacinto Mountains, Apple Canyon Road, 1.35 air miles northeast of its junction with Hwy 74 1418 Comment
  UCR23844  Cenchrus ciliaris John C. Roos 1965-10-17 s.n. Riverside Sonoran (Colorado) Desert, roadside 20 miles west of Blythe 120 Comment
  CAS-BOT-BC277063  Centaurea melitensis T. C. Fuller 1964-4-14 11814 Riverside N.W. corner of Washington & La Fonda Sts., La Quinta, Coachella Valley Comment
  UCR87868  Centaurea solstitialis J. Miller 1993-10-14 s.n. Riverside March Air Force Base, Moreno Valley. Comment
  UC456205  Centaurium venustum I. J. Condit 1910-6-24 Riverside road to Strawberry Valley San Jacinto Mts. 1219 Comment
  CAS-BOT-BC279119  Centromadia pungens subsp. laevis G. R. Ballmer 1992-6-23 92 -10 Riverside San Timoteo Canyon Road, 3.2 mi. E of junction with Redlands Blvd. N side of railroad tracks Comment
  CAS-BOT-BC279123  Centromadia pungens subsp. laevis David D. Keck 1932-10-2 1946 Riverside Just north of Temecula Comment
  HSC80293  Centromadia pungens subsp. laevis Steve Boyd 1985-8-7 1114 Riverside Murrieta area, Clinton Keith Rd. near (just E of) Bear Creek golf course Comment
  UCR266284  Centromadia pungens subsp. laevis D. E. Bramlet 2005-5-24 3863 Riverside Perris-Aguanga Basin Region, Temecula, corner of Jefferson Ave. and Cherry St. 319 Comment
  JEPS57818  Centrostegia thurberi var. thurberi W. L. Jepson 1914-5-18 5992 Riverside n of Indio (Pinyon Well); Pinyon Well 762 Comment
  RSA496460  Cerastium glomeratum Steve Boyd, Timothy S. Ross, Laurel Arnseth 1989-3-31 3076 Riverside Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd. 427 Comment
  UCR15890  Cerastium glomeratum Frank C. Vasek, G. K. Helmkamp 1979-4-27 s.n. Riverside Peninsular Range, Sandia Canyon Road about 2 mi from [SW of] Washington Street. Near Murrieta. 457 Comment
  RSA289872  Ceratophyllum demersum B. A. Prigge 1980-9-17 4092 Riverside Coachella Valley Stormwater Channel: 2 mi. W of Mecca, where Pierce Rd. crosses channel. -55 Comment
  NY43446  Cercidium floridum subsp. floridum C. R. Annable 1995-3-10 2262 Riverside 1.6km S of Lake Cahuilla County Park Comment
  UC863506  Cercidium floridum subsp. floridum I. W. Clokey 1935-4-17 6705 Riverside Shafer Wells Colorado Desert Comment
  RSA613143  Cercocarpus betuloides D. L. Banks 1997-3-6 1413 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. Area between a newly established firebreak on the south end of the Reservation, west of Magee Truck Trail and upper Pala Creek. 396 Comment
  UCR270749  Cercocarpus betuloides T. B. Salvato, Arlee M. Montalvo, Rari E. Marcs 2016-4-26 8356 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 436 Comment
  JOTR30647  Cercocarpus betuloides var. betuloides La Doux, Tasha, Erin Babich 2008-4-21 1807 Riverside Joshua Tree National Park. Stop 4-Little San Bernardino Mountains, Upper East Deception Canyon 1233 Comment
  CAS-BOT-BC135577  Cercocarpus ledifolius var. ledifolius Louis C. Wheeler 1931-10-3 236 Riverside 1 mi. N. Tahquitz Peak, San Jacinto Mts. 2468 Comment
  CAS-BOT-BC279539  Chaenactis artemisiifolia Cecil Hart 1922-5-21 20 Riverside San Jacinto Mt. Comment
  UC1424842  Chaenactis artemisiifolia E. W. Lathrop 1968-6-2 6956 Riverside trail between El Carriso and San Mateo Canyon (main divide truck); Santa Ana Mountains, Cleveland Nat'l Forest 1219 Comment
  UCR120661  Chaenactis artemisiifolia D. E. Bramlet, P. Jacks, S. Goode 1989-4-6 1808 Riverside Perris-Aguanga Basin, Lake Skinner, north of the lake on the S-facing slope of Bachelor Mountain 488 Comment
  UCR135996  Chaenactis artemisiifolia Virginia Moran 2003-3-12 s.n. Riverside Peninsular Range, Wilson Valley Mitigation Bank (Center for Natural Lands Management), NE of Wilson Valley Road and west of Wilson Creek 915 Comment
  CAS-BOT-BC276400  Chaenactis carphoclinia Alice Eastwood 1913-4-30 9032 Riverside Palm Springs Comment
  RSA4895  Chaenactis carphoclinia var. carphoclinia C. B. Wolf 1932-4-27 3011 Riverside Colorado Desert, 17 miles E of Mecca on the Blythe road. 152 Comment
  RSA98707  Chaenactis carphoclinia var. carphoclinia Philip A. Munz 1926-1-31 9953 Riverside Dos Palmos [Palmas] Spring. Comment
  CAS-BOT-BC276906  Chaenactis fremontii Marcus E. Jones 1903-5-10 s.n. Riverside Palm Springs 60 Comment
  POM8405  Chaenactis fremontii Mary F. Spencer 1920-4-9 557 Riverside In desert sand. Palm Springs. 122 Comment
  RSA182341  Chaenactis fremontii J. D. Olmsted 1962-5-1 3431 Riverside 5 degrees NE slope just west of top of highest Southern California waterfall; 1/4 mi. SE of Falls Plateau, Snow Canyon N of Mt. San Jacinto 945 Comment
  RSA278978  Chaenactis fremontii B. A. Prigge 1978-3-23 2416 Riverside NW Colorado desert, 1.2 miles E of Sky Valley near Dillon X Skyridge Roads 335 Comment
  RSA770843  Chaenactis fremontii Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 4947 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 1-2 miles above Whitewater Visitor Center (Whitewater Trout Farm)., Between N34.01961, W116.68175 and N34.01041 and W116.67141. 850 Comment
  UCD130341  Chaenactis fremontii R. L. Smith 1948-3-24 s.n. Riverside foot of Andreas Canyon. Comment
  UCR277637  Chaenactis fremontii A. C. Sanders, Jim Malusa 2017-1-14 42662 Riverside Sonoran (Colorado) Desert, Salt Creek wash, where it passes bend in old Kaiser RR tracks, c. 6 miles east of Dos Palmas 119 Comment
  UCR88110  Chaenactis fremontii A. C. Sanders, G. Nuhn 1995-4-20 16585 Riverside Sonoran (Colorado) Desert, Coachella Valley, near Fan Hill, NE of Dillon Road on an abandoned road, below Little San Bernardino Mtns. NE of 1000 Palms 549 Comment
  CAS-BOT-BC277415  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1968-6-7 11158 Riverside Head of St. Johns Canyon Comment
  HSC78522  Chaenactis glabriuscula var. glabriuscula J. C. Roos 1966-4-29 Riverside Hills between March AFB and Lakeview Comment
  RSA594507  Chaenactis glabriuscula var. glabriuscula Darin L. Banks, Dylan Hannon 1996-5-3 0993 A Riverside Agua Tibia Mountains; Cleveland National Forest; Dripping Springs Campground, 30 m N of campsite #9. 487 Comment
  UC481111  Chaenactis glabriuscula var. glabriuscula Lottie M. Wilder 1903-4-12 79 Riverside Wilder's Comment
  UC63012  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1903-4-1 3851 Riverside vicinity of Riverside 457 Comment
  UCR96798  Chaenactis glabriuscula var. glabriuscula G. F. Pratt 1997-3-8 s.n. Riverside Box Springs Mtns, S-facing slopes near highest peak, right around radio towers. 915 Comment
  CAS-BOT-BC277548  Chaenactis glabriuscula var. lanosa H. M. Hall 1901-6-1 2165 Riverside San Jacinto Mountains. Thomas Valley 1371 Comment
  RSA0013029  Chaenactis glabriuscula var. lanosa LeRoy Gross, Caitlin Elam 2013-5-14 6048 Riverside Garner cattle company (Garner ranch), east of Lake Hemet, and highway 74. West of the ranch's buildings. North of the road to the buildings, and south of the old landing strip. 1332 Comment
  JEPS30505  Chaenactis parishii Donald W. Kyhos 1958-5-16 58 -183 Riverside 1.85 mi up road toward Mount Santa Rosa; San Jacinto Mountains, Mount Santa Rosa Comment
  UCSB7215  Chaenactis stevioides Beeks, Richard 1952-4-5 Riverside 12 miles E. of Shaver Summit Comment
  RSA356649  Chamaesyce albomarginata R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr, E. Lathrop 1975-8-29 47302 Riverside Santa Rosa Plateau: Rancho California, Mesa de Burro. 609 Comment
  RSA592455  Chamaesyce micromera L. C. Wheeler 1966-10-15 8982 Riverside San Jacinto Mountains. By Black Hill, by Pines to Palms Highway. 976 Comment
  RSA782276  Chamaesyce micromera R. W. Spjut 2007-10-12 16154 Riverside Sonoran Desert. BLM: Corn Spring Road, frontage road to I-10, 23 miles W of Blythe 150 Comment
  JEPS19344  Chamaesyce polycarpa I. W. Clokey and B. C. Templeton 1930-4-9 4675 Riverside n Palm Springs; Colorado Desert 180 Comment
  SFV7071  Chamaesyce polycarpa T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-11-16 771 Riverside Big Wash, just north of Quien Sabe Point at east end of county. 116 Comment
  JOTR01095  Chamaesyce polycarpa Cole, James E. 1941-4-13 573 Riverside Joshua Tree National Park. PINTO BASIN; 1/2 MILE NORTH OF MEEK'S CABIN 609 Comment
  RSA608177  Chamaesyce polycarpa var. polycarpa Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10064 Riverside Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains. 274 Comment
  RSA645644  Chamaesyce setiloba Scott D. White 1999-4-20 7272 Riverside Blythe Area: Southern foothills of the Big Maria Mts., northwest of Calif. Hwy. 95, ca. 7 road miles north of Interstate 10 / Intake Blvd. jtn. in Blythe. 91 Comment
  UCR112399  Cheilanthes clevelandii A. C. Sanders, Mitch Provance, E. J. Lawlor 2000-1-23 23312 Riverside Lake Skinner area, summit of Black Mtn. 915 Comment
  POM11164  Cheilanthes covillei Philip A. Munz 1922-7-1 5937 Riverside Santa Rosa Mountains: Old Santa Rosa. 1402 Comment
  POM929  Cheilanthes covillei I. M. Johnston 1917-4-4 s.n. Riverside Palm Canyon 762 Comment
  RSA685805  Cheilanthes parryi N. R. Zabriskie, W. M. Zabriskie 1971-3-7 349 Riverside Andreas Canyon watershed. 366 Comment
  UC812273  Cheilanthes parryi C. L. Hitchcock 1940-4-4 5962 Riverside Cottonwood Springs; Joshua Tree Nat'l Monument Comment
  UCR193752  Chenopodium A. C. Sanders, Mitch Provance 2008-7-11 35755 Riverside Peninsular Range; San Jacinto Mtns., 3/4 mi. NE of Mountain Center, c. 1/4 mile NE of Keenwild Fire Station, near road to helipad 1494 Comment
  UCR92073  Chenopodium Scott D. White 1994-10-17 2503 Riverside City of Temecula, Murrieta Creek channel at confluence with Santa Gertrudis Creek 320 Comment
  UCR110919  Chenopodium berlandieri A. C. Sanders, K. C. Rose 1999-6-18 22817 Riverside Domenigoni Valley, upper Warm Springs Creek between Hwy 79 (Winchester Rd.) and Scott Rd., Domenigoni Ranch, south of Winchester 433 Comment
  RSA500064  Chenopodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-2 3247 Riverside Vail Lake area, S of Hwy 79, 0.25 mi E of Pauba Rd. 427 Comment
  UCR163091  Chenopodium murale B. G. Pitzer, G. R. Ballmer 2000-10-14 4227 Riverside Sonoran (Colorado) Desert, south of eastern Ford Dry Lake, c. 200 yards south of Hwy I-10 off gasline road at large wash, 1 mi. east of Ford Lake Rd. exit, c. 22 miles west of Blythe 110 Comment
  UCR167456  Chenopodium murale 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
  UCR82221  Chenopodium murale J. M. Stewart 1994-5-2 842 Riverside Western Colorado Desert, Coachella Valley, Thermal. Hwy 86 & Avenue 60 Comment
  RSA751276  Chenopodium pratericola A. C. Sanders 2008-7-25 35907 Riverside east side of May Valley, along Bonita Vista Rd. at foot of hills 1580 Comment
  UCR193972  Chenopodium pratericola A. C. Sanders 2008-7-25 35907 Riverside Peninsular Range; San Jacinto Mtns., east side of May Valley, along Bonita Vista Rd. at foot of hills 1580 Comment
  RSA0099450  Chilopsis linearis Duncan S. Bell, Evan Meyer 2014-10-29 7690 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  SBBG68705  Chilopsis linearis subsp. arcuata M. N. Ackley 1928-3-31 21 Riverside Painted Cyn 30 Comment
  UCR101185  Chloracantha spinosa L. C. Wheeler 1955-6-10 7153 Riverside Sonoran (Colorado) Desert, 2 mi. west of Blythe Comment
  RSA369229  Chlorogalum parviflorum Anstruther Davidson 1910-3-1 2468 Riverside Near Riverside. Comment
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Apr 23 2011
  SEINET7067551  Chlorogalum parviflorum A. G. Vestal 1947-6-13 s.n. Riverside About 3.1 miles northeast of De Luz. Coordinate datum: NAD27. UTM Zone 11, 474171mE, 3702715mN. Comment
  UCD169110  Chlorogalum parviflorum T. B. Salvato; Gregg Miller 2005-6-3 1376 Riverside Peninsular Range; Perris-Aguanga Basin Region, c. 3 mi SW of Perris, 1.7 mi SW of the Goetz Road crossing of the San Jacinto River and c. 0.25 mi south of Ethanac Road. 436 Comment
  UCR87629  Chlorogalum pomeridianum A. C. Sanders 1994-5-30 14590 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  UCR116911  Chorizanthe A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23960 Riverside Perris-Aguanga Basin region, Temecula, Long Canyon area west of Del Rey Rd., hills on both sides of gas pipeline route 390 Comment
  RSA0123280  Chorizanthe brevicornu Duncan S. Bell, Larry Heronema, Isaac Marck, Evan Meyer 2016-3-22 8993 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
  RSA774306  Chorizanthe brevicornu Duncan S. Bell 2011-4-8 2195 Riverside Northwest section of the Granite Mountains; approximately 1 air mile southeast of junction of Highway 62 and Highway 177. 470 Comment
  CAS-BOT-BC191712  Chorizanthe brevicornu var. brevicornu Roxana S. Ferris; Rimo Bacigalupi 1958-3-19 13259 Riverside U.S. gypsum mine property in Little Maria Mts., 2.3 mi above Midland P.O. Comment
  UCR20757  Chorizanthe brevicornu var. brevicornu A. C. Sanders, J. Zabriskie, Steve Boyd 1980-4-17 1324 Riverside Sonoran (Colorado) Desert, Coachella Valley, 5 miles ESE of Thousand Palms, west side of Washington Street c. 1 mi north of Interstate Hwy 10 35 Comment
  UCR245230  Chorizanthe brevicornu var. brevicornu Jim Andre 2012-3-19 21319 Riverside Sonoran (Colorado) Desert, north end of Chuckwalla Mountains at Jaeger Nature Sanctuary, 1.5 mi. south of junction Eagle Mt Rd and I-10 freeway 411 Comment
  UCR278090  Chorizanthe coriacea Tim Searl 2011-6-4 s.n. Riverside Gavilan Hills, Kamlin Mission Church property, c. 5.7 miles west of Perris and c. 0.5 mile west of Steele Valley 686 Comment
  RSA674686  Chorizanthe corrugata Scott D. White 2001-4-27 8424 Riverside Colorado Desert: Shavers Valley. Near the I-10 Freeway ca. 15 miles east of the Indio jtn. of I-10/ SR-111. Bajadas and washes adjacent to powerline access roads near unnamed freeway exit accessing pump station. 396 Comment
  UCD84932  Chorizanthe corrugata Chuck Hughes 2010-3-22 204 Riverside About 10.4 miles south of Highway 62, next to railroad tracks. 248 Comment
  UCR1214  Chorizanthe fimbriata var. fimbriata Standley 1960-5-11 s.n. Riverside Perris-Aguanga Basin Region, 8 miles east of Temecula on Hwy 71 [=79] to Warner Springs, near Vail Lake and Dripping Springs 500 Comment
  UCR48366  Chorizanthe fimbriata var. fimbriata Steve Boyd 1986-5-1 1817 Riverside S slopes of Bachelor Mtn, east end of Lake Skinner Comment
  RSA487198  Chorizanthe leptotheca James L. Reveal 1988-5-23 6864 Riverside Along California Hwy 75 [74] at milepost 48, 3 miles E of Fairview Avenue in Valle Vista, N of the Hwy and south of the San Jacinto River. 610 Comment
  SD136789  Chorizanthe leptotheca Steve Boyd 1986-4-19 1706 Riverside Temescal Canyon, east side of Indian Wash between I-15 & Temescal Canyon Road, open sandy areas Comment
  SEINET3132306  Chorizanthe parryi var. parryi K. Brandegee 1905-5-12 sn Riverside Riverside Comment
  UCR217504  Chorizanthe parryi var. parryi Jeff B. Galvin, Diane Menuz 2008-4-20 15 Riverside Perris-Aguanga Basin, Lake Skinner area, east of Rawson Cyn and north of Black Mtn 650 Comment
  SD154067  Chorizanthe polygonoides var. longispina Fred Sproul June 1999 Riverside Kern Trust property, north of Clinton Keith Road and south of Bandy Canyon Road 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
  RSA392738  Chorizanthe rigida Anstruther Davidson 1920-1 s.n. Riverside Mecca. Comment
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Oct 26 2009
  SJSU9101  Chorizanthe rigida R. C. McGehee 1970-4-15 200 Riverside Wileys Well c. 26 mi SW of Blythe Comment
  JEPS100430  Chorizanthe xanti var. leucotheca Dean W. Taylor 2003-5-6 18522 Riverside 1.15 miles NNE of Cabazon, along access road paralleling powerlines, San Gorgonio Pass, growing in the wash draining Millard Canyon 640 Comment
  UCR58723  Chrysolepis sempervirens Reid Moran 1973-7-28 21107 Riverside Santa Rosa Mtns, Summit of Toro Peak 2500 Comment
  UCR279556  Chylismia brevipes subsp. brevipes A. C. Sanders, Jim Malusa 2017-3-29 43177 Riverside Sonoran (Colorado) Desert, northern Chocolate Mountains, large canyon 4 km SSE (164 deg. ) of the confluence of Red Canyon and Salt Creek 518 Comment
  UCSB12874  Chylismia claviformis Breedlove, Dennis 1962-3-11 Riverside Cat Creek wash; 3 miles southwest of Palm Desert 426 Comment
  CAS-BOT-BC160622  Chylismia claviformis subsp. aurantiaca Geo. B. Grant 1906-4-20 s.n. Riverside Palm Springs Comment
  CAS-BOT-BC160636  Chylismia claviformis subsp. aurantiaca R. J. Dobbs 1927-3-30 2975 Riverside Palm Springs Comment
  JEPS23461  Chylismia claviformis subsp. aurantiaca L. E. Carpenter circa 1914 Riverside Indio Colorado Desert Comment
  UC1184368  Chylismia claviformis subsp. aurantiaca Peter H. Raven 1958-3-1 11746 Riverside US Hwy 95 8.6 mi n Blythe Comment
  UC494673  Chylismia claviformis subsp. aurantiaca Philip A. Munz 1932-3-14 11995 Riverside Deep Canyon Coachella Valley 91 Comment
  JOTR30217  Cirsium neomexicanum Leary, C. and Leary, Pat 1979-5-5 3031 Riverside Joshua Tree National Park. 1 mi SE of Quail Mtn., Joshua Tree National Monument; T2S sec 14 Comment
  RSA618420  Cirsium occidentale var. californicum D. L. Banks 1997-5-5 1956 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, approximately 60 m east of its intersection with Pechanga Creek 396 Comment
  RSA370864  Cirsium vulgare R. F. Thorne 1985-7-18 61280 Riverside De Luz; Arroya near Murrieta-Guava St. roads, a few miles S of Murrieta 385 Comment
  UCR159248  Cirsium vulgare A. C. Sanders, Kelly Volansky 2005-8-31 31581 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  UCR202602  Cirsium vulgare Scott D. White, Justin M. Wood 2008-7-9 12410 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  UCR94947  Cirsium vulgare Scott D. White 1996-9-22 4537 Riverside Perris Basin, Perris: Nuevo Road near intersection with Wilson Ave., west of the San Jacinto River crossing. 436 Comment
  POM48733  Cistanthe monandra P. A. Munz, I. M. Johnston 1924-7-29 8825 Riverside 5 miles SE of Poppet Flat, San Jacinto Mtns. 1372 Comment
  RSA678340  Cistanthe monandra Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10477 Riverside East side of mouth of Chino Canyon, at upper edge of bajada and lower rocky slope of mountains, along road to Palm Springs Tram Station. Comment
  CAS-BOT-BC172423  Clarkia bottae Ynez Whilton Winblad 1941-5-27 s.n. Riverside San Juan Mts., San Juan Canyon, Highway 74 60 Comment
  OBI35627  Clarkia dudleyana Louis B. Ziegler 1972-6-5 473 Riverside San Jacinto Mts-in cyn at lower end of Poppet flats 1067 Comment
  RSA85121  Clarkia epilobioides J. C. Roos 1952-5-7 5618 Riverside Box Springs Mountains, north of Canyon Crest Heights 488 Comment
  UCR268286  Clarkia purpurea subsp. quadrivulnera Jim Andre 2012-6-15 30536 Riverside San Jacinto Mountains, Banning, along Hwy 243, 10.7 miles south of Interstate 10, San Bernardino National Forest 1499 Comment
  RSA220999  Clarkia rhomboidea E. W. Lathrop 1966-5-8 6407 Riverside 3 miles SW of Corona. Hagador Canyon, Cleveland National Forest. Trabuco District. 274 Comment
  UCR178964  Clarkia rhomboidea Mitch Provance, Tracy Tennant 1998-6-16 MOR- 395 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just north of tree stand M-09 1280 Comment
  RSA519206  Claytonia parviflora subsp. parviflora M. Lee Overholtzer 1961-3-12 130 Riverside 6 miles south of Corona and 1 mile up Hagador Canyon. Comment
  UCR16508  Claytonia parviflora subsp. viridis Bill Schultz 1972-5-22 720522- 28 Riverside Peninsular Range, San Jacinto Mtns., Hwy 74, 0.3 miles west of McCall Park turn-off, east side of road 1372 Comment
  UCR138726  Claytonia perfoliata Julie A. Greene 1993-4-10 1128 Riverside San Jacinto Wildlife Area 476 Comment
  UCR91527  Claytonia perfoliata subsp. perfoliata Scott D. White 1996-3-31 3864 Riverside Elsinore Basin, Bundy Canyon, SE of Lake Elsinore; c. 1 road mile (+- 0.2 mi) east of Bundy Canyon Road exit from Hwy I-15. About 40 ft. south of road along mapped intermittent blueline stream 463 Comment
  UCR133404  Clematis lasiantha Tracy Tennant, J. S. Ross 1998-5-7 MOR- 85 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, Wood Canyon (polygon W8), c. 0.6miles NNW of Cabazon. 1280 Comment
  UCR154608  Clematis lasiantha A. C. Sanders, Mike Misenhelter 2005-6-15 31002 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR240628  Clematis lasiantha Tracy Tennant, Mitch Provance 1998-6-16 MOR- 423 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1098 Comment
  CAS-BOT-BC92822  Clematis pauciflora Frank W. Peirson 1921-3-22 2372 Riverside Murray Canyon. 426 Comment
  SBBG2127  Clematis pauciflora H. and M. Dearing 1939-4-5 3090 Riverside above Hemet Valley on Beaumont Rd Comment
  UCR120194  Clematis pauciflora Mitch Provance 1998-3-7 146 Riverside Jurupa Mountains, 'Rattlesnake Mt.', c. 0.5 km east of corner of Rorimer Dr. and Brenton St., on the E side of Armstrong Rd., in the Sunnyside area of Riverside. 366 Comment
  RSA440806  Cleome isomeris C. Cunningham 1941-2-9 s.n. Riverside 29 Palms Junction. 366 Comment
  CLARK-A1528-5637  Coldenia canescens John C. Roos 1948-5-15 3859 Riverside Eagle Mountains Comment
  POM305714  Collinsia concolor Henry J. Ramsey, Henry J. Ramsey 1939-4-22 1025 Riverside Hemet-Anza, Bautista Creek Road. Comment
  SBBG28834  Collinsia concolor N. C. Cooper 1944-5-20 1290 Riverside Palms to Pines Hwy (St Hwy 74) 1371 Comment
  SDSU10586  Collinsia concolor Gerald Collier 1951-5-26 Riverside 15 miles E of Hemet on state hwy 74, 25 yards from road. San Jacinto Mtns. San Bernardino National Forest. Comment
  UC1563032  Collinsia concolor Steve Boyd, Tim Ross, Laurel Arnseth 1989-4-1 3170 D Riverside just sw Vail Lake dam (recent burn in hills); Vail Lake area 487 Comment
  JOTR35329  Colubrina californica Harding, Mitzi, Mark Wheeler 2012-2-28 96 Riverside Joshua Tree National Park. Southeast Coxcomb Mountains; southeastern most canyon in the range (Stop 2) 265 Comment
  UCSB37346  Colubrina californica Jones, C. 1979-3-27 Riverside southeast facing canyon about 300 yards from unnamed dirt road approximately 5 miles north of I-10, 4 miles west of Desert Center 426 Comment
  CAS-BOT-BC334451  Condalia globosa var. pubescens A. C. Sanders; Tim Thomas; T. B. Salvato 2012-11-1 40508 Riverside Sonoran (Colorado) Desert: Chuckwalla Bench, S of the Chuckwalla Mtns., along Bradshaw Trail 1 km SE of Augustine Rd. junction, large wash on SW side of road 695 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
  RSA535155  Convolvulus simulans Steve Boyd, Timothy S. Ross 1991-6-14 6405 Riverside Paloma Valley, between Sun City and Murrieta, E of Hwy I-215, rolling hills just SW of jtn of Briggs Rd and Scott Rd. Comment
  UCR104624  Convolvulus simulans D. E. Bramlet 1993-3-30 2300 Riverside Siegal Ranch Road approximately 90m south of Cajalco Road and 976m east of the intersection of Cajalco Rd. and Sierra Ave., 20 m west of Siegal Ranch Road 427 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
  POM243633  Cordylanthus rigidus subsp. setiger E. C. Jaeger 1938-10-2 s.n. Riverside Little San Bernardino Mountains. 1220 Comment
  RSA773040  Coreopsis bigelovii Orlando Mistretta, Duncan S. Bell, J. D. England, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-13 5041 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Canyon. Along Whitewater River drainage and adjacent slopes 0-1 miles above Whitewater Visitor Center (Whitewater Trout Farm). 750 Comment
  RSA0051769  Coreopsis bigelovii A. Lee Haines 1973-3-24 s.n. Riverside Whitewater River Canyon. 548 Comment
  RSA160875  Coreopsis californica Percy C. Everett 1962-4-13 24451 Riverside Temescal Canyon, Hwy 71, 0.5 miles S entrance to Glen Ivy. Comment
  SEINET270123  Coreopsis californica Steve Boyd, Orlando Mistretta; Tim Ross 1992-2-26 6701 Riverside San Mateo Canyon Wilderness Area ; Santa Ana Mountains San Mateo Canyon from Fisherman's Camp downstream to confluence with Bluewater Canyon 305 Comment
  UCR48416  Coreopsis californica Steve Boyd 1986-4-22 1746 Riverside Temescal Canyon, stable alluvial benches of Indian Wash just south of Interstate Hwy 15 Comment
  POM356162  Corethrogyne filaginifolia Albert J. Perkins 1916-9-2 s.n. Riverside Idylwild Comment
  SD229081  Corethrogyne filaginifolia Dick Schwenkmeyer 2012-8-7 795 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  RSA413257  Corethrogyne filaginifolia var. virgata James C. Dice, J. D. Tenhunen 1987-9-9 723 Riverside Ca. 1.6 kilometers NNW of Royal Oak Ranch. 380 Comment
  SD143944  Cornus glabrata A. C. Sanders, T. Tennant 1997-11-14 21596 Riverside San Bernardino Mountains; Morongo India Reservation, west end of Burro Flats. 1159 Comment
  SBBG59853  Cornus sericea subsp. occidentalis R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns 1524 Comment
  UCR116001  Coronopus didymus A. C. Sanders, D. Bramlet, E. J. Lawlor, C. L. Sanders 2000-1-16 23306 Riverside Shipley-Skinner Reserve, campground and boat launching area on the east side of Lake Skinner 457 Comment
  UCR110454  Crassula aquatica D. E. Bramlet 1998-4-22 2606 Riverside Perris-Aguanga Basin region, French Valley area, 305m east of Washington Road and 10m north of Rawson Road, 6m west of the San Diego Canal. 447 Comment
  SD38405  Cressa truxillensis Edith A. Purer 1936-4-6 6880 B Riverside South of Elsinore Comment
  UCR110399  Cressa truxillensis A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23182 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1 mile west of Jackrabbit Trail on Gilman Springs Rd., 0.4 mi. west of Quail Lake Golf C. entrance, 2 mi. WNW of Eden Hot Spr. 436 Comment
  UCR275579  Cressa truxillensis T. B. Salvato, Jennifer Weiland 2005-6-13 605- 6 Riverside Peninsular Range; Temescal Valley, c. 1.5 mi N of Lake Elsinore at Nichols Road, between the intersection of Pierce and Baker Streets and Alberhill Creek, S of Hwy I-15 390 Comment
  JOTR30645  Crossosoma bigelovii La Doux, Tasha, Erin Babich 2008-4-21 1806 Riverside Joshua Tree National Park. Stop 4-Little San Bernardino Mountains, Upper East Deception Canyon 1233 Comment
  NY268561  Crossosoma bigelovii L. D. Benson 1945-3-29 11632 Riverside Canyon on road to Palm Springs in Little San Bernardin Mtns, Colorado Desert Drainage. 670.6 Comment
  POM13080  Crossosoma bigelovii A. Gilman 1922-3-19 s.n. Riverside Andreas Canyon, Palm Springs Region. Comment
  UCR123862  Crossosoma bigelovii Steven R. Hill 2001-5-3 33677 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
  RSA757623  Croton californicus LeRoy Gross, Jackie McConnaughy, Andrew Monks, Thomas Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4335 Riverside Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W., Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon. 871 Comment
  SBBG95103  Croton californicus S. D. White 1990-7-12 Riverside E Millard Cyn, on the rd to Kitching Peak Trail 1127 Comment
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Sep 8 2014
  UC17560  Croton californicus Geo. F. Reinhardt June, 1897 Riverside San Jacinto Valley Comment
  UCD141968  Croton californicus Robert F. Thorne; C. W. Tilforth 1980-5-28 54159 Riverside San Bernardino Mts: Colorado Desert slopes, south-facing and west-facing, N-S rocky ridge at east side of Whitewater River at mouth of canyon. Around 1/4-1/2 mile east of Whitewater Post Office. Comment
  UCR167260  Croton californicus John F. Green 2005-3-14 s.n. Riverside Sonoran (Colorado) Desert, E of N shore of Salton Sea, WNW of Rancho Dos Palmas between Coachella Canal siphons 29 and 30 24 Comment
  UCSB3576  Croton californicus Kamb, Peter 1948-2-1 Riverside Valley in the Jurupa Mts. west of Colton, San Bernardino/Riverside County 304 Comment
  RSA296185  Croton californicus var. mohavensis B. A. Prigge 1980-8-5 3823 Riverside Whitewater Canyon; 0.5 mile N of trout farm. 701 Comment
  RSA480570  Croton californicus var. mohavensis Robert L. Dressler 1949-3-19 410 Riverside Box Canyon, Orocopia Mts. Comment
  UCR85590  Crypsis vaginiflora Julie A. Greene, Steve Boyd, D. E. Bramlet, Hilda Flores, H. Ochoterana 1993-7-9 1431 Riverside San Jacinto Valley, San Jacinto Wildlife Area [northwest of Lakeview] 433 Comment
  SEINET5584422  Cryptantha Stephen Hale 2010-1 Riverside Along power line, adjacent to State Route 95 110 Comment
  JOTR31768  Cryptantha angustifolia Andre, Jim, Tasha La Doux 2009-3-10 11236 Riverside Joshua Tree National Park. South end of the Cottonwood Mountains, near Pinkham Wash just north of aquaduct just inside park boundary; approx. 7mi west of south entrance 541 Comment
  SBBG25605  Cryptantha angustifolia E. R. Blakley 1966-4-9 6756 Riverside 1 mi W of Desert Center on US Hwy 60-70 274 Comment
  SD224872  Cryptantha angustifolia G. K. Helmkamp, E. A. Helmkamp 1998-2-5 2652 Riverside Indio Hills, 3 mi. E of Thousand Palms & 1.1 mi. N on Amity Rd. Almost barren hills just beyond creosote bush scrub. 100 Comment
  SEINET3083658 Image available Cryptantha angustifolia Robert F. Thorne, Drs. Fosberg, Sachet, & Herbst 1983-4-23 55469 Riverside San Bernardino Mts: Side-canyon on W side of Whitewater canyon, ca 3.3 mi N of Whitewater Post Office 594 Comment
  UCR164064  Cryptantha angustifolia A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29146 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCR52025  Cryptantha angustifolia Steve Boyd, S. Meury, R. Noyes, L. Arnseth, D. Nordin, T. S. Ross 1988-3-10 2181 Riverside Sonoran (Colorado) Desert, NW end McCoy Mtns, NW of Blackjack Mine 400 Comment
  JEPS20702  Cryptantha barbigera Roxana S. Ferris and Rimo Bacigalupi Mar 19 1958-Mar 25 1958 13245 Riverside 11.3 mi n Blythe (U.S. Highway 95); Big Maria Mts. Comment
  RSA0106707  Cryptantha barbigera Duncan S. Bell, Amanda Turek 2010-4-9 757 Riverside East side of the Arica Mountains, near the center of the range; approx. 1.75 air mile west of Priest Well. 439 Comment
  RSA747728  Cryptantha barbigera Scott D. White, Justin M. Wood 2009-3-24 12562 Riverside Western foothills of Mecca Hills, +/- 0.5 air mile east of the Coachella Canal and 4 air miles S of the I-10 Freeway. 21 Comment
  SBBG119609  Cryptantha barbigera G. K. Helmkamp 1984-5-2 D- 26 Riverside Big Morongo Cyn, 3-3.5 mi below the caretaker's house at the Big Morongo Preserve 550 Comment
  SEINET3004988  Cryptantha barbigera G. Rink, M. Baker 2011-4-2 10416 Riverside Northwest of Blythe, east of the McCoy Mtns, vegetated pockets in desert pavement 170 Comment
  UCR242120  Cryptantha barbigera Jim Andre 2011-2-9 15915 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
  UCR84845  Cryptantha barbigera A. C. Sanders, K. C. Rose, D. Woodard 1995-3-15 16130 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, along Whitewater River wash between Windy Point and Hwy I-10, Coachella Valley 396 Comment
  UCR86857  Cryptantha barbigera A. C. Sanders, K. C. Rose 1995-4-27 16738 Riverside Sonoran (Colorado) Desert, Coachella Valley, foot of the Little San Bernardino Mtns., canyon east of Fan Hill, just outside Joshua Tree Nat. Park 549 Comment
  RSA136586  Cryptantha barbigera var. barbigera P. H. Raven 1960-5-6 12928 Riverside Along State Hwy 74, 15.6 miles SW of Palm Desert, San Jacinto Mtns. Comment
  UCR228427  Cryptantha barbigera var. barbigera Dave Silverman 2010-3-30 7883 Riverside Sonoran (Colorado) Desert, southern McCoy Mtns, east bajada flank, 800 m west of Black Creek Rd, 4.5 km north of I-10, and 8 km east of McCoy Peak 155 Comment
  UCR18177  Cryptantha barbigera var. fergusoniae A. C. Sanders 1979-3-9 00177 Riverside Sonoran (Colorado) Desert/Santa Rosa Mtns, Deep Canyon Reserve south of Palm Desert, along the jeep road just above the Research Center 396 Comment
  UCR196106  Cryptantha barbigera var. fergusoniae Jim Andre 2006-4-6 8149 Riverside S Mojave Desert, Joshua Tree National Park, near water tank just south of Black Rock Visitor Center 1260 Comment
  CAS-BOT-BC218859  Cryptantha costata Lewis S. Rose 1936-12-29 36834 Riverside Desert sand hills, La Quinta 0 Comment
  UCR176721  Cryptantha decipiens A. C. Sanders, K. C. Rose 1995-4-27 16732 Riverside Sonoran (Colorado) Desert, Coachella Valley, foot of the Little San Bernardino Mtns., canyon east of Fan Hill, just outside Joshua Tree Nat. Park 549 Comment
  SEINET3347394 Image available Cryptantha inaequata David Silverman 2010-3-24 7825 Riverside Sonoran (Colorado) Desert; South Palen Lake, Chuckwalla Valley, 5.0 km SE of Sidewinder Well, 2.4 km SW of Palen Dunes Dr., and 3.7 km N of Interstate 10 130 Comment
  RSA524426  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth, J. Bonilla 1990-4-3 4122 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  RSA674971  Cryptantha intermedia Scott D. White, Teresa Salvato 2001-6-8 8580 Riverside Santa Ana Mountains: Southern margin of county, just northeast of Rainbow Valley. 335 Comment
  SBBG53744  Cryptantha intermedia S. Boyd 1980-4-8 Riverside Harford Springs County Park, located on the NW corner of the Gavilan Plateau 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
  RSA0042542  Cryptantha intermedia F. Raymond Fosberg 1932-5-9 10637 Riverside St. John's Grade near Hemet. 770 Comment
  POM46800  Cryptantha maritima Mary F. Spencer 1920-3-24 1520 Riverside Rocks near Indian Wells. 9 Comment
  RSA0124819  Cryptantha maritima Duncan S. Bell, Sarah De Groot, LeRoy Gross 2016-2-17 8751 Riverside Santa Rosa Mountains; Santa Rosa Wilderness area; collecting on the Martinez Slide to the north of Toro Canyon, approximately 5.25 air miles east northeast of the summit of Martinez Mountain. 123 Comment
  RSA649247  Cryptantha maritima Faulkner 1978-3-15 256 Riverside 1 mi. W of Hwy 95, 25 mi. N of Blythe. 152 Comment
  UC455977  Cryptantha micrantha I. J. Condit 1910-6-21 Riverside Strawberry Valley San Jacinto Mts. 1524 Comment
  JOTR35457  Cryptantha micrantha var. micrantha Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 61 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  RSA594505  Cryptantha microstachys D. L. Banks, Rashmi Pant 1996-5-13 1016 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; In a small spring in oak woodland, approximately 1 km E of the Dripping Springs Guard Station, S of Hwy. 79 536 Comment
  SDSU21362  Cryptantha microstachys Lee Ripma, Jim Rocks 2013-4-24 406 Riverside Proposed Spring Valley Raneh development project. On privately owned land. 550 Comment
  UCR151242  Cryptantha microstachys Scott D. White 1999-6-6 7442 Riverside San Jacinto Mnts, Idyllwild Area: Near Idyllwild Community Service Dist. sewage ponds of USFS Road 5S24.2 1463 Comment
  UCR220123  Cryptantha microstachys D. E. Bramlet 1991-5-1 2106 Riverside Peninsular Range, tributary of Rawson Canyon, 5500 ft. south of Crown Valley & 2600 ft. east of Rawson Canyon 642 Comment
  UCR241930  Cryptantha microstachys A. C. Sanders, John F. Green 2013-3-27 40691 Riverside Peninsular Range, Alberhill, along west side of Lake St. near the old clay mines, 0.85 km south of I-15 Fwy 389 Comment
  UCR89844  Cryptantha microstachys Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3312 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
  HSC82995  Cryptantha muricata N. M. Fellows 1985-3-3 91 Riverside Oasis de los Osos Preserve, off Snow Creek Canyon at the N foot of San Jacinto Mtns., l mi. W of Snow Creek Village. 489 Comment
  RSA0079245  Cryptantha muricata var. jonesii D. L. Banks, S. D. Boyd 1995-5-3 217 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  RSA0079269  Cryptantha muricata var. jonesii Steve Boyd 1992-5-15 7409 Riverside Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. Major lateral drainage north of Bear Canyon, vicinity of the junction of Tenaja and Morgan Trails, west of Round Potrero. 670 Comment
  RSA0079246  Cryptantha muricata var. jonesii Steve Boyd, Timothy S. Ross, L. Arnseth 1989-4-1 3162 Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  RSA0079565  Cryptantha muricata var. jonesii J. T. Howell 1927-8-2 s.n. Riverside Near Strawberry Valley, Mt. San Jacinto. 1677 Comment
  SBBG34216  Cryptantha muricata var. muricata H. Haid 1969-5-11 Riverside Bautista Cyn, ca. 20 mi SE of Hemet 914 Comment
  SEINET3195133 Image available Cryptantha nevadensis var. nevadensis Andrew C. Sanders, Mark Bibbo, Erin Bergman, Lance Woolley 2010-3-16 37461 Riverside Sonoran (Colorado) Desert; SE side of McCoy Mountains, upper part of wash c. 4.5 mi. NW of Blythe Airport, c. 3.5 mi. ENE of McCoy Peak (McCoy Peak 7.5' Q.) 204 Comment
  UCR75063  Cryptantha pterocarya var. cycloptera A. C. Sanders, E. J. Lawlor 1992-4-4 12128 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  JOTR34336  Cryptantha utahensis Andre, Jim 2012-4-11 20678 Riverside Joshua Tree National Park. N. end of Hexie Mountains, Hidden Tank Picnic Area, approx. 8 mi south of north entrance station, and 1.4 mi SW of paved road (Rte 11) 1076 Comment
  UCD107531  Cucurbita foetidissima K. Esau 1935-6-15 s.n. Riverside Near Riverside. Comment
  CLARK-A1528-427  Cucurbita palmata Charlotte Stocks 1964-8-15 Riverside La Quinta Comment
  UC23233  Cuscuta californica H. M. Hall Jun 1901 Riverside vicinity Strawberry Valley; San Jacinto Mountains 1584 Comment
  SEINET9037778 Image available Cylindropuntia bigelovii M. A. Baker, Michelle Cloud-Hughes 2015-1 18288 .2 Riverside Orocopia Mountains, 2.4km north of Red Canyon, 52km east of Indio, mostly granitic grus and rocks 658 Comment
  UCR117106  Cylindropuntia californica var. californica A. C. Sanders, T. B. Salvato 2001-5-16 24310 Riverside Perris-Aguanga Basin, S of Hemet, 1/4 mi. south of Gibbel Rd. about 1 mile east of State St., foothills forming east end of Diamond Valley, 1 mi. SSE of Hemet Butte, south of mouth of Avery Cyn. 518 Comment
  UC403468  Cylindropuntia chuckwallensis Munz and Keck 1922-4-12 5017 Riverside Aztec Well Colo. Desert, Chuckawalla Mts. Comment
  RSA0098477  Cylindropuntia echinocarpa Marc A. Baker 2015-4-14 18325 Riverside San Gorgonio Pass, south base of the San Bernardino Mountains, 24 km NW of central Palm Springs, 3 km ENE of Cabazon. 559 Comment
  CAS-BOT-BC56190  Cylindropuntia ganderi C. B. Wolf; P. C. Everett 1938-9-29 9456 Riverside Field redacted by CAS, contact the data manager for more information 1066 Comment
  UCR72164  Cynanchum utahense Theo Glenn 1991-5-8 91- 84 Riverside Sonoran (Colorado) Desert, Big Maria Mtns, north of Blythe 378 Comment
  UCR22187  Cynodon dactylon E. W. Lathrop 1959-4-26 4504 Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau; 14 miles west of Murrieta Comment
  UCR237698  Cynodon dactylon Orlando Mistretta, Duncan S. Bell, Janet Beckman, Joy England, K. Kane, et al. 2010-4-12 4516 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 526 Comment
  UCR188893  Cyperus difformis Fred M. Roberts, S. Leatherman 2007-9-19 6597 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  UCR85377  Cyperus erythrorhizos A. C. Sanders, O. F. Clarke & CNPS field trip 1991-10-5 11742 Riverside Santa Ana River Valley, Rubidoux, Santa Ana River Regional Park, c. 0.3 mi SE of Louis Rubidoux Nature Center Comment
  UCR207810  Cyperus esculentus O. F. Clarke 2004-7-7 s.n. Riverside San Bernardino Valley Region, Riverside, Victoria Ave. bridge at Arroyo Tequesquite 262 Comment
  POM13748  Cyperus odoratus E. C. Jaeger 1921-07 1194 Riverside Soboba Hot Springs. Comment
  RSA289804  Cyperus parishii B. A. Prigge 1980-8-12 3943 Riverside San Bernardino Mountains, Whitewater Canyon: 0.7 mile WNW of trout farm. 720 Comment
  POM11496  Cystopteris fragilis P. A. Munz 1922-7-7 6051 Riverside San Jacinto Mountains: Round Valley 2713 Comment
  RSA797251  Cystopteris fragilis R. F. Thorne, Walter Wisura 1977-9-17 50789 Riverside San Jacinto Mountain: Long Valley to Round Valley along trail to summit. 2591 Comment
  CSUSB1203  Dalea californica Margaret-Lee Dean 1965-4-15 Riverside 1 mile west of Indian Ave. on highway 60, north of Palm Springs. 213 Comment
  UCR41745  Dalea mollissima A. C. Sanders, B. Pitzer, D. Charlton, R. & J. Kniffen, J. M. Stewart 1986-3-2 6067 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, c. 1/2 mi. west of Graham Pass Rd., on powerline road 1/2 mi. south of old Hwy 60 (Chuckwalla Road) 134 Comment
  CLARK-A1528-471  Dalea schottii Charlotte Stocks 1966-5-3 Riverside Thousand Palms canyon Comment
  UC537050  Danthonia unispicata M. E. Jones Sept. 1933 Riverside San Jacinto Mts. Comment
  SBBG94884  Datisca glomerata B. Pitzer, B. L. Phillips 1988-7-1 1480 Riverside S of Vail Lake, N of Hwy 79, between Kolb and Arroyo Seco Crks, ca. 0.25 mi W of Dripping Springs Guard Station 487 Comment
  SD245349  Datisca glomerata R. F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49547 Riverside Santa Ana Mountains: along Ortega Highway (74), about 3 miles south-southwest of El Cariso, near junction of Decker and Morrell Canyons. Comment
  IRVC28825  Datura discolor Mark A. Elvin 2005-4-26 4234 Riverside Coachella Valley/Indio Hills; N of I-10. Northern Sonoran Desert 198 Comment
  UC444927  Datura wrightii F. M. Reed 1905-9-28 257 Riverside Riverside Comment
  RSA500216A  Daucus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3527 A Riverside Vail Lake area, recent burn in hills just to SW of the dam. 488 Comment
  UC1069514  Deinandra fasciculata A. Lewis 1934-5-1 446 Riverside Head Wild Horse Canyon; Elsinore Quadrangle Comment
  SD233742  Deinandra kelloggii A. C. Sanders, Kelly Volansky 2003-10-16 27348 Riverside Moreno Valley: lower Pigeon Pass Valley, NE corner of intersection of Old Lake Dr. and Pigeon Pass Rd. Alluvial slopes and low hills cut by sandy washes. 534 Comment
  RSA716106  Deinandra mohavensis Michael Wall 2006-10-8 421 Riverside San Jacinto Mountains, South Fork San Jacinto River east of Hemet Comment
  SD237330  Deinandra paniculata John F. Green 2009-7-13 Riverside Peninsular Range: Elsinore Trought, NE side of the city of Lake Elsinore, east side of Pasadena St. north of Central Ave. 384 Comment
  RSA336418  Delphinium parishii Robert F. Thorne 1978-4-23 52058 Riverside Palm to Pines Highway: Above Palm Desert., north slope Santa Rosa Mountains. Comment
  UC1929699  Delphinium parishii Steve Boyd, Amber Maurice, Pesach Lubinsky, Leland Lubinsky 2003-4-17 10473 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
  RSA771032  Delphinium parishii subsp. parishii Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4539 Riverside Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 609 Comment
  RSA395914  Delphinium parryi Steve Boyd 1986-4-22 1766 Riverside Temescal Canyon: Stable alluvial benches of Indian wash just south of I-15. Comment
  RSA561019  Delphinium parryi Steve Boyd 1992-5-4 7191 Riverside Southern Santa Ana Mountains; San Mateo Canyon Wilderness Area; Oak Flats area E of Verdugo Potrero 732 Comment
  UCR156481  Delphinium parryi Jason L. Hlebakos 2005-5-3 619 Riverside Santa Ana Mtns, Open slope east and downslope from Elsinore Peak 1049 Comment
  UCR268279  Delphinium parryi subsp. parryi Jim Andre 2012-6-15 30504 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
  RSA559417  Delphinium patens subsp. hepaticoideum Steve Boyd 1992-4-15 6862 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. dowstream to the confluence with San Mateo Creek. 335 Comment
  RSA801940  Deschampsia elongata LeRoy Gross, Grace Cho, Caitlin Elam 2013-5-30 6170 Riverside End of Apela Drive, west end of Strawberry Valley. And south of road (5S24) that runs out to the sewage disposal ponds. Collections are between this road, and Strawberry Creek., Basically ridge north of Strawberry Creek and creek north of this ridge, south of road. This draw drains into Strawberry Creek. 1524 Comment
  RSA740251  Descurainia obtusa subsp. adenophora Scott D. White, Justin M. Wood 2008-7-9 12428 Riverside K Flat, from large pond downstream to meadow. 1427 Comment
  UCR202577  Descurainia obtusa subsp. adenophora Scott D. White, Justin M. Wood 2008-7-8 12386 Riverside San Jacinto Mountains, Johnson Meadows 1488 Comment
  UCR85163  Descurainia pinnata A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16082 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  CAS-BOT-BC43357  Descurainia pinnata subsp. glabra Ynez Whilton Winblad 1937-2-2 s.n. Riverside Coachella Valley. Comment
  CAS-BOT-BC43360  Descurainia pinnata subsp. glabra Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs. Comment
  JOTR28958  Descurainia pinnata subsp. glabra La Doux, Tasha 2005-3-30 1194 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  RSA65823  Descurainia pinnata subsp. glabra F. W. Peirson 1921-3-23 2592 Riverside Deep Canyon, Coachella Valley. Comment
  SD262327  Dicentra chrysantha Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-6-6 617 21 Riverside Temescal Valley: Property on S side of Temescal Canyon Rd., just W of Concordia Ranch Rd (Alberhill 7.5'Q) 363 Comment
  UC64141  Dicentra chrysantha H. M. Hall May 1899 1216 Riverside Smith's Mt. Comment
  UCR158262  Dichelostemma capitatum A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30117 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
  IRVC57  Dichelostemma capitatum subsp. capitatum D. C. 1965-4-28 HS 0093 Riverside Palm Springs. Comment
  CLARK-A1528-10  Dichelostemma pulchellum 1952-2-29 Riverside San Jacinto Mountains Comment
  SEINET8666167 Image available Dichelostemma pulchellum Sandy Gray 1981-4-1 12 Riverside CA Hwy 142 6 miles east of Corona, highway overpass. Comment
  OBI16616  Dicoria canescens P. A. Holden 1968-11-24 612 Riverside W Coachella Valley. Found on hwy 111 just W of Palm Springs Comment
  RSA545218  Dicoria canescens subsp. hispidula R. F. Thorne 1970-10 41879 Riverside San Bernardino Mts, Whitewater canyon, Sandy soil of canyon alt 1350ft. near bridges and Whitewater Post Office, 2000 ft up the canyon toward fish hatchery. 610 Comment
  RSA737263  Digitaria sanguinalis Scott D. White, Justin M. Wood 2008-9-17 12539 Riverside Romoland, 1/4 mile S of Ethanac Rd, between San Jacinto Rd and Palomar Rd, just S of railroad tracks. 442 Comment
  CAS-BOT-BC152911  Diplacus brevipes Cecil Hart 1922-5-21 15 Riverside San Jacinto Pk. Comment
  SD71842  Diplacus brevipes Helen V. Witham 1969-7-2 198 Riverside Silt flat above creek. 7 miles south of Murietta on road to De Luz 299 Comment
  CHSC1799  Diplacus fremontii E. Thomas 1940-4-14 Riverside Temescal Canyon. Comment
  RSA781655  Ditaxis claryana Duncan S. Bell 2009-3-8 76 Riverside Arica Mountains: northwest section of mountain range approximately 3.2 air miles northwest of Priest Well, or approximately 6 air miles southwest of the ghost town of Rice. 476 Comment
  RSA0104608  Ditaxis serrata var. californica Duncan S. Bell, Evan Meyer 2014-10-29 7676 Riverside Santa Rosa Mountains; collecting in Agua Alta Canyon, to the north of Martinez Canyon, about 6 air miles southeast of the summit of Martinez Mountain. 394 Comment
  RSA793974  Ditaxis serrata var. californica Duncan S. Bell, John Anderson, Kim Clark, Keir Morse 2012-11-10 4351 Riverside Big Maria Mountains: southeast section of range, approximately 0.6 air miles northwest of Palo Verde Dam. 97 Comment
  POM13618  Ditaxis serrata var. serrata E. C. Jaeger 1921-3-15 44 Riverside Between Corn Springs and Gruendyke's Well [Desert Center]. Lower Sonoran Zone. Comment
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Apr 5 2011
  RSA33641  Dithyrea californica N. C. Cooper 1945-3-24 1618 Riverside Cabazon. 457 Comment
  RSA66547  Dithyrea californica F. W. Peirson 1914-04 1918 Riverside Whitewater at head of Coachella Valley. Comment
  RSA574736  Dodecatheon clevelandii Steve Boyd 1981-3-2 s.n. Riverside Gavilan Hills region, summit of Estelle Mountain near site of old fire lookout. 823 Comment
  CAS-BOT-BC129968  Dodecatheon redolens Edmund C. Jaeger 1921-7-13 95 Riverside Deer Springs Meadow, San Jacinto Mts. 2712 Comment
  RSA0088541  Downingia bella Giovanni Rodriguez 2016-4-2 16 Riverside Santa Ana mountains, Santa Rosa Plateau (vernal pool trail head). 625 Comment
  POM7016  Draba cuneifolia var. integrifolia P. A. Munz 1919-3-25 2311 Riverside Beaumont. 610 Comment
  SDSU13617  Drymocallis glandulosa var. wrangelliana C. Mosse, W. Miller Riverside 316 Comment
  CAS-BOT-BC157798  Drymocallis lactea var. lactea Edmund C. Jaeger s.n. Riverside [Taequitz] Tahquitz, San Jacinto Mts. Comment
  UCR92329  Dryopteris arguta Scott D. White, M. D. Wilcox 1995-7-11 3468 Riverside Peninsular Range; Santa Ana Mtns., upper forks of Decker Canyon, SW of Main Divide Truck Trail 730 Comment
  SEINET7048070  Dudleya lanceolata Steven R. Hill 2001-4-29 33547 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
  SEINET8059976 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-11 20 Riverside 3.6mi S of Inyo county line on Route 127. On west side of small hill on west side of road. 300 Comment
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Jun 5 2016
  SEINET8060772 Image available Echinocactus polycephalus var. polycephalus Michael Chamberl 1990-1-8 7 Riverside 1/4mi down Hayfield Rd. south of I-10 500 Comment
  RSA757452  Elatine californica R. F. Thorne, E. W. Lathrop, S. Beckstrom-Sternberg, B. Martin 1982-05 55207 Riverside SW of Murrieta. Santa Rosa Plateau, Mesa de la Punta near S. edge of plateau, approached from De Luz road. 730 Comment
  RSA615065  Eleocharis geniculata A. C. Sanders, P. J. MacKay, G. K. Helmkamp, J. M. Stewart, C. L. Sanders 1994-12-4 15888 Riverside Colorado Desert, Salton Sink: Dos Palmas Spring and immediate vicinity., 33 deg 30.16 N, 115 deg 49.9 W -30 Comment
  RSA526161  Eleocharis montevidensis Steve Boyd, Timothy S. Ross 1990-5-11 4664 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  RSA544428  Eleocharis palustris Steve Boyd, Timothy S. Ross, D. Zippin, T. Oberbauer 1991-6-14 6333 Riverside Skunk Hollow area, 2 miles E of Murrieta Hot Springs, just W of Second San Diego Aquaduct. Comment
  OBI37477  Eleocharis radicans Steve Boyd 1985-8-7 1108 Riverside Santa Rosa Plateau region, NW base of Redonda Mesa on Tenaja Rd, 0.8 mi E of jtn with 8S01 and 8S02 Comment
  RSA701039  Eleusine tristachya J. Travis Columbus, Steve Boyd 2003-8-16 4464 Riverside U.S.A., California, Riverside Co., Valle Vista (just E of Hemet), along Fairview Ave. 0.9 rd. mi. S of jct. with Stetson Ave., E side of rd., distrubed edge of citrus grove 600 Comment
  LA102170  Elymus condensatus John C. Roos; 1963-8-10 sn Riverside Blythe Comment
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Mar 10 2014
  UCR269247  Elymus condensatus Michael Wall 2011-8-5 611 Riverside Peninsular Range; San Jacinto Mountains, along Bautista Canyon Rd., confluence of unnamed canyon c. 1.5 miles SE of junction with Fairview Ave. 629 Comment
  JOTR33781  Elymus elymoides subsp. elymoides La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2011-6-1 2932 Riverside Joshua Tree National Park. Little San Bernardino Mountains: Northeast side of Quail Mountain; Steep, loamy, loose slopes just below the summit (stop 3) Comment
  JOTR37442  Elymus elymoides subsp. elymoides Hodges, Stephen, T. Green 2016-5-24 564 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Quail Mountain Complex; along social trail ascending from Quail Springs parking lot towards Johnny Lang Canyon (Stop 1). Comment
  CSUSB447  Elymus glaucus Heather Hanson 1966-5-16 Riverside Camp Evans; At the foot of the western side of Mount. Rubidoux, 100 yards north of Mission Blvd. 213 Comment
  UC38193  Elymus glaucus H. M. Hall July 1901 2455 Riverside Tauquitz Valley San Jacinto Mountains 2133 Comment
  UCR165405  Emmenanthe penduliflora A. C. Sanders 2005-4-21 29567 Riverside Peninsular Range, Gavilan Hills, south of Harford Springs Co. Park and Ida Leona Rd., 1.5 mi. ESE of Gavilan Peak 622 Comment
  UCR60243  Emmenanthe penduliflora R. F. Thorne, M. Z. Thorne 1973-3-30 42696 Riverside Sonoran (Colorado) Desert, Morongo Valley Canyon, near mouth at junction of roads to Morongo Valley and Desert Hot Springs; [vicinity of Hwy 62 crossing of Mission Creek] 488 Comment
  UCR84597  Emmenanthe penduliflora Scott D. White, S. Ogg 1994-4-21 1964 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCR260542  Emmenanthe penduliflora var. penduliflora T. B. Salvato 2014-5-29 8027 Riverside Perris-Aguanga Basin, Menifee, northeast corner of Bundy Canyon Road and Debon Street, c. 0.7 mi west of Murrieta Rd and 4.4 mi southeast of Canyon Lake 537 Comment
  CLARK-A1528-203  Encelia californica B. Day 1952-2-6 Riverside Comment
  CHSC46063  Encelia farinosa Troy Griffiths 1988-4-1 104 Riverside Vic. of Living Desert Reserve, ca. 3 mi se of Palm Desert. 45 Comment
  RSA593975  Encelia farinosa D. L. Banks, Elizabeth Hedge Banks 1996-5-2 0960 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, University of California-Emerson Oaks Reserve, at the Emerson Cottage. 524 Comment
  RSA715448  Encelia farinosa A. C. Sanders, Teresa B. Salvato 2006-6-2 33068 Riverside Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Canyon/Scott Road and north of Clinto Keith Road. 549 Comment
  UCR250882  Encelia farinosa S. J. Myers, Jennifer Tobin, Michelle Tobin 2013-3-13 1051 Riverside Lakeview Mountains, along powerline access road 0.22 mi. NE (25 deg. ) of intersection of Contour Ave. & Truffaut Dr. 613 Comment
  SEINET10618313  Encelia farinosa David B. Dunn 1948-2-21 Dunn 3662 Riverside Pushawalla; in wash. Comment
  POM19630  Encelia farinosa var. farinosa Mary F. Spencer 1923-6-5 2207 Riverside Soboba Hot Springs, near San Jacinto. 549 Comment
  POM7902  Encelia farinosa var. phenicodonta P. A. Munz, R. D. Harwood 1920-4-2 3568 Riverside Colorado Desert, near Blythe. 152 Comment
  RSA383851  Ephedra aspera N. R. Zabriskie, W. M. Zabriskie 1972-3-28 480 Riverside North Canyon, Andreas Canyon drainage, east slope San Jacinto Mountains 610 Comment
  RSA107852  Ephedra californica L. S. Rose 1955-3-14 55028 Riverside Whitewater Wash, 3 mi se. of Palm Springs Station. 305 Comment
  RSA383882  Ephedra californica N. C. Cooper 1945-3-23 1614 Riverside Banning. Dry open desert. 701 Comment
  SBBG56452  Ephedra californica M. N. Ackley 1928-3-11 Riverside Bridge Haven [Service Station in Whitewater, 1920s -1950] 426 Comment
  UCSB9561  Ephedra californica Garrett, S. 1956-4-14 Riverside Desert area in town of White Water mouth of White Water Cyn. Comment
  SEINET8714361 Image available Ephedra californica F. A. Thackery 1928-1 254 Riverside White Water, Riverside Co. Comment
  UC813704  Ephedra nevadensis Ivan Johnston Riverside Palm Canyon Colorado Desert, Palm Canyon 304 Comment
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Jul 4 2015
  UCSB42151  Epilobium campestre Roos, John 1952-6-18 Riverside Edgemont 457 Comment
  OBI11871  Epilobium canum Carl B. Wolf 1940-10-31 9759 Riverside Colorado Desert. Cottonwood Springs 290 Comment
  RSA544384  Epilobium canum subsp. latifolium Steve Boyd, T. S. Ross 1991-6-14 6399 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
  SD173090  Epilobium canum subsp. latifolium Juergen Schrenk 2005-10-11 45 Riverside Santa Rosa Mountains, summit of Toro Peak 2600 Comment
  UC20667  Epilobium canum subsp. latifolium H. M. Hall 1897-7-17 694 Riverside Strawberry Creek San Jacinto Mountains 1676 Comment
  UCR199701  Epilobium ciliatum Scott D. White, Angelia Carey, Linda Archer 2004-8-5 10672 Riverside San Jacinto Mountain foothills, Soboba Indian Reservation, Indian Creek and adjacent uplands, from confluence with San Jacinto River to c. 2 miles upstream 610 Comment
  RSA388408  Epilobium densiflorum Robert F. Thorne, Steve D. Boyd, E. W. Lathrop 1985-7-18 61170 Riverside Santa Rosa Plateau, Nature Conservancy Reserve: along Cole Canyon. 534 Comment
  RSA644310  Epilobium densiflorum Scott D. White 1995-6-29 3404 Riverside Murrieta area (Santa Ana Mtn. foothills). Cole Creek, NW of Murrieta, just upstream from Murrieta Ck. confluence. [coordinates are from the label and map incorrectly] 351 Comment
  RSA740837  Epilobium densiflorum Scott D. White, Justin M. Wood 2008-7-8 12399 Riverside San Jacinto Mountains: Johnson Meadow. 1439 Comment
  RSA633882  Epilobium glaberrimum Robert F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38156 Riverside San Jacinto Mountains: San Bernardino National Forest. Lake Fulmor. 1616 Comment
  SBBG60209  Epilobium oregonense R. Hoffmann 1929-9-6 Riverside Tahquitz Valley 2438 Comment
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Sep 7 2011
  RSA382720  Epipactis gigantea George Henry Grinnell 1924-5-24 s.n. Riverside Riverside. Comment
  SEINET7048051  Epipactis gigantea Steven R. Hill 2001-4-29 33526 Riverside Whitewater Canyon, along Whitewater River, east side of canyon, east of Whitewater Canyon Road, about 2 miles north of Route I-10. Elevation about 1800 feet. Comment
  UC980844  Epipactis gigantea Fred L. Jones 1953-7-17 90 Riverside Santa Rosa Mountains; at spring 609 Comment
  UCSC001067  Equisetum hyemale subsp. affine Peter Kamb 1948-7-4 1161 Riverside Hall Canyon, San Jacinto Mts. 1646 Comment
  UCR68855  Equisetum laevigatum Steve Boyd, T. S. Ross 1990-5-11 4641 Riverside Peninsular Range, Cleveland National Forest: Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground 610 Comment
  POM961  Equisetum laevigatum Crawford, Johnston 1216 Riverside Santa Ana River near Corona. Comment
  RSA651791  Eragrostis D. Gordon 1952-7-28 s.n. Riverside near Hemet. Comment
  UCR159110  Eragrostis A. C. Sanders 1997-12-3 21627 Riverside Moreno Valley, March Air Base, near Riverside 466 Comment
  UCR236672  Eragrostis Fred M. Roberts, Michelle Balk 2006-8-24 6403 Riverside Upper San Jacinto Valley, Hemet, south side of Esplanade Rd. near intersection with Alabaster Rd., 0.3 km E of junction with Warren Rd. 452 Comment
  UCSB51406  Eragrostis curvula Roos, John 1965-9-16 Riverside Lakeview Comment
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Sep 19 2018
  RSA605215  Eragrostis lehmanniana A. C. Sanders, G. Helmkamp, P. J. MacKay 1995-3-12 16023 Riverside Indio, just SW of the Whitewater River Channel at Auto Center Dr. (Hwy 111)., 33 deg 43.3'N, 116 deg 12.3'W -8 Comment
  RSA450464  Eragrostis mexicana subsp. virescens J. C. Roos 1965-7-7 s.n. Riverside San Jacinto. On the edge of alfalfa field. Comment
  SD112848  Eragrostis mexicana subsp. virescens D. F. Howe 1947-8-17 1753 Riverside Orange Grove, Redlands Comment
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Feb 17 2013
  UCR25238  Eragrostis pectinacea var. pectinacea Alfred R. Roos 1937-8-17 10610 Riverside San Jacinto Comment
  CLARK-A1656-624  Eremalche rotundifolia Lois Ann Scott 1978-4-10 Riverside Mecca 152 Comment
  RSA432715  Eremalche rotundifolia N. C. Cooper 1949-4-8 3297 Riverside Desert Center. 610 Comment
  RSA432717  Eremalche rotundifolia Geo. Cantwell 1935-4-8 s.n. Riverside McCoy Springs, McCoy Mnts. [NW of Blythe] Comment
  SBBG6260  Eremocarya micrantha H. and M. Dearing 1942-2-5 4791 Riverside Cathedral City Comment
  JOTR36440  Eremothera refracta La Doux, Tasha, M. Harding, B. Truesdell, D. Shade, E. Babich 2013-3-15 3412 Riverside Joshua Tree National Park. Southeast Coxcomb mountains; just west of bend in Hwy 177 near park boundary; desert pavements w/ braided rivulets (Stop 1) 213 Comment
  CAS-BOT-BC514308  Eriastrum densifolium subsp. austromontanum H. M. Hall 1897-7-1 688 Riverside San Jacinto Mountains Comment
  CAS-BOT-BC514321  Eriastrum densifolium subsp. austromontanum Philip A. Munz 1927-5-29 15105 Riverside Dos Palmos Spring, N end Santa Rosa Mts. 1097 Comment
  UCR93085  Eriastrum densifolium subsp. densifolium A. C. Sanders, S. Ogg 1994-7-28 15175 Riverside Santa Ana River between the Hwy 60 Bridge and the Mission Blvd. Bridge 243 Comment
  SD236369  Eriastrum densifolium subsp. elongatum Mark S. Brunell 1993-7-9 124 Riverside Arrouo Seco Creek, adjacent to Dripping Springs Public Campground, ca. 500 m south of terminal loop of campground road, along east bank of creek. 487 Comment
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Feb 6 2021
  SEINET3005066  Eriastrum diffusum G. Rink 2011-5-1 10504 Riverside North side of the Chuckawalla Mountains near Chuckawalla Spring 505 Comment
  UC449749  Eriastrum eremicum subsp. eremicum F. M. Reed 1917-5-19 3837 Riverside mesa s Palm Springs Village; Colorado Desert Comment
  UC880209  Eriastrum eremicum subsp. eremicum C. L. Hitchcock 1940-4-4 5963 Riverside Cottonwood Springs Joshua Tree Nat. Monument Comment
  RSA0121257  Eriastrum eremicum subsp. eremicum Robert Gustafson 1980-5-5 1572 Riverside Whitewater Canyon Road, 0.4 of a mile from the junction with Interstate 10. Whitewater Canyon wash. 610 Comment
  SEINET4565906  Eriastrum harwoodii Duncan S. Bell 2010-5-1 903 Riverside Arica Mountains: northwest of mountain range, approximately 8.6 air miles west of the ghost town of Rice, and approximately 6.8 air miles northwest of Priests Well.; 0 286 Comment
  RSA0120673  Eriastrum harwoodii E. C. Jaeger 1939-4-2 s.n. Riverside Mission Creek, Colorado Desert. Comment
  RSA0121566  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Angelia Carey 2004-5-7 10321 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  RSA0122958  Eriastrum sapphirinum subsp. dasyanthum Steve Myers 1988-5-17 s.n. Riverside Santa Rosa Plateau area W of Murrieta, Via Majorca .25 mi. N of the intersection with Avenida Arboles. Comment
  UCR19151  Eriastrum sapphirinum subsp. dasyanthum John C. Roos 1952-5-26 5723 Riverside Haas' ranch, Reche Canyon 457 Comment
  CAS-BOT-BC515002  Eriastrum sapphirinum subsp. dasyanthum Mary F. Spencer 1919-6-17 s.n. Riverside Roadside on slope of San Jaacinto Mt. 1097 Comment
  RSA0121565  Eriastrum sapphirinum subsp. dasyanthum N. C. Cooper 1949-6-3 4154 Riverside Temecula. 762 Comment
  UCSB14840  Eriastrum sapphirinum subsp. sapphirinum Breedlove, Dennis 1961-5-6 Riverside 7 miles S of Banning, Hwy 234, San Jacinto Mountains 1158 Comment
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Jun 2 2013
  RSA0122978  Eriastrum sapphirinum subsp. sapphirinum P. A. Munz 1922-7-4 5973 Riverside Hemet Valley, San Jacinto Mountains. 1372 Comment
  UCR245793  Ericameria brachylepis A. C. Sanders, T. B. Salvato, Ana Hernandez, Karyn Drennen, Angela Collada 2013-10-2 40955 Riverside Peninsular Range, Wilson Valley Preserve, 0.35 air mi. south of Wilson Valley Rd. and 0.8 mi. east of Sage Rd., 1.4 mi. east (93 deg. ) of Round Top Mountain 739 Comment
  POM359408  Ericameria linearifolia Ora M. Clark 1929-3-16 1703 Riverside South of Cabazon. Comment
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Mar 13 2011
  SD30745  Ericameria linearifolia Edith A. Purer 1935-4-21 6445 Riverside Pine Valley, Pines and Palms Highway. Comment
  RSA696813  Ericameria monactis W. Marquart 1938-3-12 s.n. Riverside Mule Mts. S. of Chuckawalla Range. Comment
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May 28 2014
  LA204642  Ericameria nauseosa H. Lewis; 1939-10-22 1035 Riverside San Jacinto Mountains, Hemet Lake Comment
  SD229090  Ericameria nauseosa var. bernardina Dick Schwenkmeyer 2012-8-7 778 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  CAS-BOT-BC299531  Ericameria palmeri var. pachylepis E. A. Zumbro No date on label. 32 Riverside Blue Mt. Comment
  RSA180299  Ericameria palmeri var. pachylepis E. W. Lathrop 1965-10-24 6024 Riverside 8 miles W of Murrieta. 610 Comment
  UC64808  Ericameria paniculata E. E. Schellenger 1904-10-19 19 Riverside Colorado Desert, Chuckwalla Bench Comment
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Jan 15 2017
  RSA597065  Ericameria pinifolia D. L. Banks, Lauren Raz 1996-11-5 1155 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, S of San Gabriel Church; Along a newly established firebreak along a NW-SE running ridgeline, near the water tank. 402 Comment
  UC1329851  Ericameria teretifolia James E. Cole 1941-10-20 929 Riverside Optimist Mine Road Joshua Tree National Monument, Lost Horse Valley 1310 Comment
  RSA679071  Erigeron breweri var. jacinteus Michael Denslow, Firoozeh Navid-Ara, Valerie L. Sosa 2003-7-15 1450 Riverside Tahquitz Peak, on saddle east of summit 2637 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
  SD187344  Erigeron canadensis Scott D. White, Angelia Carey 2004-9-16 10757 Riverside San Jacinto Mountain foothills: Indian Creek watershed, above confluence with San Jacinto River. 579 Comment
  RSA736548  Erigeron foliosus Scott D. White, Angelia Carey 2004-7-2 10585 Riverside San Jacinto Mountain foothills: Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  RSA761991  Erigeron foliosus Peter Guiden, C. Martinez, Naomi Fraga, L. McDade, et al. 2010-8-14 74 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SEINET7063049  Erigeron foliosus var. foliosus A. G. Vestal 1963-5-20 s.n. Riverside Long Valley Road at Temecula and at the junction with Route 395 (115). UTM Zone 11, 485910mE, 3706825mN. (WGS84/NAD83). 308 Comment
  UCR111988  Eriochloa aristata A. C. Sanders, T. B. Salvato 2000-4-27 23375 Riverside Coachella Valley, east side of Coachella Canal near the foot of the Mecca Hills, vicinity of the east end of Ave 60 15 Comment
  UCR18241  Eriochloa contracta Bill Isom 1976-1 s.n. Riverside Sonoran (Colorado) Desert, Palo Verde Valley, south of Blythe, South Lovekin Blvd. 76 Comment
  RSA191998  Eriodictyon crassifolium E. W. Lathrop 1959-4-17 4486 Riverside 14 miles west of Murrieta. Tenaja Plateau. West slope of Redonda Mesa. Comment
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Apr 28 2011
  RSA0065642  Eriodictyon trichocalyx var. trichocalyx Cheryl Sevilla, Sarah J. De Groot 2015-3-17 36 Riverside Transverse Ranges; San Bernardino Mountains region: San Gorgornio Wilderness Area; in the Whitewater river drainage 0.38 air miles northwest of the Whitewater Preserve Ranger Station. 687 Comment
  RSA78305  Eriogonum apiculatum P. A. Munz, E. K. Balls 1952-8-21 17975 Riverside Santa Rosa Spring, Santa Rosa Mts. 2134 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
  SEINET6328742  Eriogonum apiculatum Richard Walker 1967-9-30 92 Riverside South of Black Mountain Camp ca 300 yards on east side of road embankment ca 4 yards off; San Jacinto Mountains 2103 Comment
  CAS-BOT-BC242799  Eriogonum davidsonii H. M. Hall 1901-7-1 2624 Riverside San Jacinto Mountains. In the vicinity of Strawberry Valley 1584 Comment
  JOTR32452  Eriogonum davidsonii Herskovits, Tasya 2011-9-28 2 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Keys View; Burn area on gentle rocky slopes 1582 Comment
  UC534910  Eriogonum davidsonii Susan G. Stokes 1933-7-1 106 Riverside near Idyllwild; San Jacinto Mts. Comment
  UCR77749  Eriogonum davidsonii Steve Boyd 1991-9-8 6432 Riverside Peninsular Range, Aguanga Valley, sandy wash of Temecula Creek, south of Hwy 79 at jct with Hwy 371 600 Comment
  RSA393265B  Eriogonum deflexum var. baratum Jack Rempel 1932-11-13 s.n. Riverside 10 miles up Palm Wash. Colorado Desert. Comment
  CAS-BOT-BC256123  Eriogonum deflexum var. deflexum Lewis S. Rose 1936-12-26 36824 a Riverside Hayfield, 5 mi. W of Desert Center Comment
  RSA393274  Eriogonum deflexum var. deflexum J. A. Comstock 1942-5-31 644 Riverside Desert Center. Comment
  UC849368  Eriogonum deflexum var. deflexum Lewis S. Rose 1938-12-24 38348 Riverside 20 mi e Mecca 3 Comment
  UCR141244  Eriogonum elongatum A. C. Sanders, Mike Misenhelter 2004-10-6 28828 Riverside Santa Ana Mtns./Santa Rosa Plateau, hill 2139 at west end of the Mesa De Colorado, private land on the west side of Via Volcano adjacent to the Santa Rosa Plat. Ecol. Reserve 640 Comment
  SEINET273053  Eriogonum fasciculatum A. C. Sanders 1997-4-3 20142 Riverside Lake Skinner area; near N foot of Black Mtn slopes S of Crown Valley. UTM 10km cell: MH-9E 2N. Domenigoni Valley 655 Comment
  CAS-BOT-BC249962  Eriogonum fasciculatum var. foliolosum M. Bourell; R. Patterson; S. Timbrook 1986-4-7 2951 Riverside Temescal Canyon Rd. ca. 1 mi. SE of Glenn Ivy Hotsprings [Hot Springs] Rd. ca. 200 m. from RR overpass 259 Comment
  LA206857  Eriogonum fasciculatum var. foliolosum A. M. Johnson; 1932-4-23 4027 Riverside San Jacinto Mountains, along road Comment
  CAS-BOT-BC250130  Eriogonum fasciculatum var. polifolium G. D. Hanna; M. M. Hanna 1958-2-16 s.n. Riverside Cabason Comment
  RSA19901  Eriogonum fasciculatum var. polifolium I. W. Clokey 1935-4-21 s.n. Riverside Kern Camp P.O. 1360 Comment
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Nov 20 2010
  RSA296187  Eriogonum fasciculatum var. polifolium Barry A. Prigge 1980-8-5 3825 Riverside Whitewater Canyon, 0.5 miles N of trout farm 701 Comment
  UC849424  Eriogonum fasciculatum var. polifolium I. Johnston 1917-6-5 1240 Riverside hills s Arlington 365 Comment
  POM97992  Eriogonum fasciculatum var. polifolium E. C. Jaeger 1926-3-26 s.n. Riverside Eagle Mts 976 Comment
  CAS-BOT-BC253490  Eriogonum gracile James L. Reveal; Caroline G. Reveal 1972-8-6 2844 Riverside Along California Highway 74, 1.5 miles southwest of the summit of Santa Ana Mountains, 9 miles southwest of Elsinore and about 22 miles east-northeast of San Juan Capistrano, near turnoff to McConville Camp Comment
  POM319088  Eriogonum gracile var. gracile Patricia Wilder 1971-9-29 5257 Riverside Base of the San Jacinto Mountains, east of Hemet on north side of Valle Vista at north end of Fairview Street, north of Florida Street; at boundary of Soboba Indian Reservation. 518 Comment
  RSA191431  Eriogonum gracile var. gracile E. W. Lathrop, Robert F. Thorne 1967-9-26 6647 Riverside 6 miles NW of Murrieta. Comment
  RSA393246  Eriogonum gracile var. gracile Ann Grove 1980-10-8 9 ..10 Riverside Tenaja Ranger Station area, Rancho California, 7 miles northwest of Murrieta, southwest Riverside Co. Comment
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Dec 1 2014
  RSA0104490  Eriogonum gracile var. incultum Duncan S. Bell 2015-9-30 8665 Riverside Santa Rosa Mountains; collecting in the summit area of Asbestos Mountain. 1573 Comment
  RSA650879  Eriogonum inflatum Dick Crowell 1949-3-25 s.n. Riverside 15 miles east of Indio on Hwy 60. 1/2 mile off road. 457 Comment
  SBBG1528  Eriogonum inflatum H. and M. Dearing 1937-5-10 48 Riverside Thousand Palms Cyn Comment
  UCR124640  Eriogonum inflatum B. C. Templeton, I. W. Clokey 1930-4-9 1005 Riverside Sonoran (Colorado) Desert, North of Palm Springs 400 Comment
  SBBG64071  Eriogonum molestum R. Hoffmann 1929-9-7 Riverside San Jacinto Mtns 1828 Comment
  UCR40036  Eriogonum molestum Dave Goodward 1985-9-29 s.n. Riverside San Jacinto Mtns., rim of Hall Canyon above the U.C. James Reserve Comment
  CLARK-A1528-3677  Eriogonum nudum subsp. pauciflorum John C. Roos 1943-10-16 2740 Riverside Little San Bernardino Mountains Comment
  RSA0048306  Eriogonum pusillum A. Lee Haines 1973-3-25 s.n. Riverside Orocopia Mts. Comment
  JEPS56310 Image available Eriogonum saxatile C. C. Parry and J. G. Lemmon 1876-4-18 361 Riverside Whitewater Colorado Desert, Whitewater Comment
  CAS-BOT-BC263509  Eriogonum thomasii E. A. McGregor 1917-3-18 790 Riverside 4 mi. up Painted Canyon Comment
  JEPS56260  Eriogonum thomasii E. E. Schellenger May 1920 Riverside Colorado Desert Comment
  JOTR35212  Eriogonum thomasii La Doux, Tasha, M. Harding, B. Truesdell 2011-3-15 3636 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains; west Pinkham Wash, west of Pinkham Canyon Road; sandy gravel flats near road (Stop 1) Comment
  POM2312  Eriogonum thomasii I. M. Johnston 1917-4-4 1091 Riverside Near Palm Springs. Comment
  RSA124109  Eriogonum thomasii Percy C. Everett, E. K. Balls 1958-4-29 22960 Riverside U.S. Hwy 60/70, Indio to Blythe, 5 mi. E from jct. with U.S. Hwy 99 122 Comment
  SEINET3087249 Image available Eriogonum thomasii Norman C. Cooper 1949-4-8 3247 Riverside Mecca Pass east of Indio. Comment
  UCR200299  Eriogonum thomasii Steve Boyd, Tammy Morgan, Aydee Virgen, Sarah J. De Groot, Valentin Arvizu, T. Thibault 2004-5-14 11213 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains, western base of the Chocolate Mountains, small canyon c. 1.25 mi due north of Imperial Co. line and c. 3.75 miles due west of aqueduct, accessed by dirt road off of main aqueduct road at siphon station. Within boundaries of U.S. Navy's Chocolate Mountains Aerial Gunnery Range 549 Comment
  POM13239  Eriogonum thurberi P. A. Munz, I. M. Johnston 1922-5-19 5348 Riverside 5 miles NE of Murietta. 457 Comment
  RSA424979  Eriogonum thurberi Anstruther Davidson 1892-04 s.n. Riverside Palm Springs. Comment
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Oct 3 2010
  UC534947  Eriogonum thurberi Susan G. Stokes 1933-7-1 74 Riverside road to Idyllwild 1219 Comment
  UCR139377  Eriogonum thurberi I. M. Johnston 1917-4-4 s.n. Riverside Sonoran (Colorado) Desert, near Palm Springs 183 Comment
  RSA778621  Eriogonum trichopes Duncan S. Bell 2009-3-8 62 Riverside Arica Mountains: the north tip of the mountain range approximately 3 air miles northwest of Priest Well, or approximately 5.5 air miles southwest of the ghost town of Rice. 404 Comment
  SBBG1636  Eriogonum trichopes H. and M. Dearing 1930-4-13 113 Riverside Palm Springs Comment
  UC472771  Eriogonum trichopes M. F. Spencer Apr 1922 Riverside Palm Springs Colorado Desert, Palm Springs Comment
  RSA0029410  Eriogonum wrightii var. membranaceum John F. Emmel 1995-9-24 1391 Riverside Santa Rosa Mts: open area on flat ridge top 0.9-1.0 air mi ESE of Toro Peak. 2287 Comment
  CAS-BOT-BC261783  Eriogonum wrightii var. nodosum Frank W. Peirson 1922-12-27 3333 Riverside Andreas, between Forks, East slope San Jacinto Comment
  UCR215578  Eriogonum wrightii var. nodosum Tasha La Doux, Jim Andre 2008-9-16 340 Riverside Mojave Desert, Joshua Tree National Park, c. 0.3 mi. NW of Indian Cove Campground 934 Comment
  CDA28204  Erioneuron pulchellum A. A. Beetle 1942-4-23 3186 Riverside Rt. 95, 9 miles north of Blythe. 0 Comment
  POM29811  Eriophyllum ambiguum var. paleaceum S. B. Parish 1894-1 s.n. Riverside Palm Springs. Comment
  UC572528  Eriophyllum ambiguum var. paleaceum H. S. Yates 1937-3-24 6457 Riverside Deep Canyon Thermal Quadrangle 609 Comment
  POM288454  Eriophyllum confertiflorum Lyman Benson 1932-3-26 3185 Riverside Summit Temecula Grade. 610 Comment
  CDA29163  Eriophyllum confertiflorum Mike Lahti 2009-5-5 PDR# 1501682 Riverside 0 Comment
  LA203542  Eriophyllum confertiflorum var. confertiflorum W. Pequegnat; 1938-4-15 sn Riverside Santa Ana Mountains, Bear Springs Comment
  CAS-BOT-BC301790  Eriophyllum multicaule A. G. Vestal 1929-3-28 s.n. Riverside 9 miles south of Hemet on St. John's Grade Comment
  UCR281271  Eriophyllum multicaule Mitch Provance, Matt K. Beyers, John Hazlett, Douglas Gordon-Blackwood 2017-4-14 417- 31 Riverside Peninsular Ranges, Sedco Hills (east end), along transmission road, from 0.2 mi W of Beverly St. to the vicinity of intersection with Green Meadow Way 592 Comment
  SEINET7063448  Eriophyllum wallacei A. G. Vestal 1947-3-30 s.n. Riverside San Jacinto Valley Canyon. UTM Zone 11, 515372mE, 3732988mN. (WGS84/NAD83). 599 Comment
  UCR4050  Eriophyllum wallacei Carole Sims 1965-5-1 s.n. Riverside San Jacinto Mtns, c. 3 mi from Mountain Center on highway down to Hemet, on rise across highway from marked turnout on right side (facing downhill) 1098 Comment
  UCR104888  Erodium brachycarpum A. C. Sanders 1997-3-19 20013 Riverside Lake Skinner area, hills between Tucalota Creek and lower Rawson Canyon, c. 1/2 mi. (1 km) east of the lake 488 Comment
  SBBG99346  Erodium cicutarium W. L. Halvorson 1977-3-13 77 -177 Riverside near Temecula Comment
  POM47109  Erodium texanum Mary F. Spencer 1918-4-12 761 Riverside Palm Springs, toward Indio 107 Comment
Read comments
Nov 20 2011
  RSA286798  Eryngium aristulatum var. parishii R. F. Thorne 1974-5-23 44662 Riverside Santa Rosa Plateau, Rancho California: top of Mesa de Colorado 625 Comment
  CAS-BOT-BC54336  Erysimum capitatum Carl B. Wolf 1932-8-4 3910 Riverside San Jacinto Mountains. Point View, near Idyllwild. 1645 Comment
  RSA651254  Erysimum capitatum Diane M. Ramirez 1983-5-15 23 Riverside Poppet Flat Divide Truck Trail, 1 mi S of junction with CA Hwy 243, S of Banning. Comment
  POM307278  Erysimum capitatum var. capitatum Henry J. Ramsey, Henry J. Ramsey 1937-5-30 2141 Riverside Santa Rosa Mountains. Comment
  RSA761274  Erysimum capitatum var. capitatum Shawn Krosnick, Lucinda A. McDade, Naomi Fraga 2010-8-14 674 Riverside Idyllwild. The James San Jacinto Mountains Reserve. Located within 100 meters of the main research cabin. 1585 Comment
  SDSU14002  Erythranthe guttata Jonathan S. Austin, Michael G. Simpson 2002-4-20 22 Riverside About 50 feet from parking area off Tornado road. Riparian area north of Santa Margarita river, Santa Margarita Ecological Reserve. 229 Comment
  CHSC35507  Erythranthe microphylla Jeanne Muro 1972-4-29 74 Riverside Ca. 5 mi. SW of Murrieta on Tenaja Rd. 655 Comment
  SD138803  Erythranthe parishii Craig Reiser 1993-4-25 Riverside Near Aguanga, floodplain of Temecula Creek southeast of the Aguanga Store Comment
  RSA0022972  Eschscholzia androuxii A. M. Alexander, Louise Kellogg 1941-5-14 2169 Riverside 5 miles S of Cottonwood Spring, Eagle Mtns Comment
  RSA543978  Eschscholzia caespitosa subsp. caespitosa Steve Boyd 1991-5-10 6210 Riverside Santa Ana Mountains, base of range, just N of mouth of Hagador Cyn at bottom of Skyline Drive. 427 Comment
  RSA586807  Eschscholzia californica D. L. Banks, S. D. Boyd 1995-5-3 244 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 512 Comment
  UC64136  Eschscholzia californica H. M. Hall 1897-4-18 445 Riverside Beaumont Comment
  UC855137  Eschscholzia californica I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-4-15 4641 Riverside Gavilan Peak 600 Comment
  GMDRC7790  Eschscholzia papastillii J. M. Andre 2015-3-6 33553 Riverside Coachella Valley: sandy flats along Snow Canyon Rd, just south of Hwy 111 362 Comment
  RSA0023220  Eschscholzia papastillii Robert F. Thorne 1963-3-29 32369 Riverside 5 miles E of Mecca, Mecca Hills. 152 Comment
  RSA0022916  Eschscholzia parishii P. J. Remple 1942-3-22 s.n. Riverside Dead Indian Creek near Palms to Pines Hwy. Comment
  RSA444327  Eschscholzia parishii Walter Wisura 1988-3-1 4195 Riverside 2.5 mi fr. I 10 along Box Canyon Rd. toward Mecca Comment
  UCR104810  Eschscholzia parishii George K. Helmkamp, E. A. Helmkamp 1998-2-18 2735 Riverside Sonoran (Colorado) Desert, Chuckwalla Mtns, 10.6 miles SSW of Chuckwalla Valley Rd. on Graham Pass Rd. 488 Comment
  UCR279520  Eschscholzia parishii A. C. Sanders, Jim Malusa 2017-3-27 43120 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
  SEINET5340034  Eschscholzia parishii N. H. Holmgren, P. K. Holmgren 1974-3-23 7466 Riverside Box Canyon Wash, 11.4 (9 airline) miles east-northeast of Mecca. 244 Comment
  UC1608084  Eucalyptus camaldulensis A. C. Sanders and B. Pitzer 1986-2-10 BG- 27 Riverside in Myrtle section U.C. Riverside Botanical Garden (Grid cell K-6) 396 Comment
  UCR72429  Eucalyptus camaldulensis A. C. Sanders 1985-12-19 5958 Riverside Maze Stone Ranchos, c. 0.25 mi west of Warren Road on Three Springs Road, eastern foot of the Lakeview Mountains, c. 3 mi west of Hemet 518 Comment
  RSA564032  Eucalyptus polyanthemos Chet McGaugh 1992-2-21 92 -1 Riverside Santa Rosa Plateu, 1.75 miles airline SW of Temecula, 1.5 miles airline N of Santa Margarita River, 33Y 28 N, 117Y 10 W, Temecula USGS 7.5 quad, Santa Rosa landgrant. 396 Comment
  OBI76897  Eucalyptus rudis A. C. Sanders, O. F. Clarke 1992-3-17 12070 Riverside UCR campus, Picnic HIll on the e side of The entomology Bldg. NE side of hill, just below the trl Comment
  UCR21927  Eucrypta chrysanthemifolia var. chrysanthemifolia Steve Boyd 1980-4-8 110 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 610 Comment
  UCR166195  Euphorbia ocellata var. arenicola Nathan Moorhatch, John F. Green, Ted Rado 2005-4-19 s.n. Riverside Sonoran (Colorado) Desert, Desert Hot Springs, Desert Dunes Golf Course (SW corner) just east of Palm Ave. Approximately 0.5 miles north-east of Seven Palms Ranch 226 Comment
  UCR104010  Euphorbia polycarpa George K. Helmkamp, E. A. Helmkamp 1998-2-5 2675 Riverside Little San Bernardino Mtns., 3.2 mi. north of junction of Thousand Palms Canyon Road and Dillon Road. 457 Comment
  UCR213926  Euphorbia polycarpa Naomi Fraga, Lisa Rojas 2005-2-10 1377 Riverside Northeastern Colorado Desert, just north of Palen Pass Road, c. 10 mi east of Hwy 177 365 Comment
  SEINET10848001  Euphorbia polycarpa A. K. Evans 1976-4-13 Evans 5162 Riverside Desert canyons of Santa Rosa Mountains. Comment
  RSA118959  Euphorbia polycarpa var. hirtella L. S. Rose 1957-1-4 57012 Riverside La Quinta. 15 Comment
  RSA391196  Fagonia laevis Robert Gustafson 1981-4-7 2157 Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  RSA480018  Fagonia laevis Steve D. Boyd, Richard Noyes, S. Meury, L. Arnseth, D. Nordin, Tim Ross 1988-3-10 2147 Riverside North end Palen Mountains, 2 mi west of Palen Pass. 300 Comment
  SD225135  Fagonia pachyacantha G. K. Helmkamp 1998-4-4 3158 Riverside Colorado Desert: 7.1 mi. N of Hwy I-10 on Eagle Mtn Rd, to the vivinity of the pumping station. 305 Comment
  CDA22198  Fatoua villosa A. C. Sanders 2004-8-1 28766 Riverside Perris-Aguanga Region; 3 miles ENE of Perris, new nursery growing grounds W of Menifee Rd. (=Pozos Av.) & S of Nuevo Rd., between San Jacinto River and Nuevo. Comment
  UCD170913  Fatoua villosa A. C. Sanders; T. B. Salvato 2001-10-8 24878 Riverside Santa Ana River Valley Region, Riverside, UCR Campus in old Citrus Expt. Station lath house near the intersection of S Campus Dr. and E Campus Dr., just north of the reservoir. 351 Comment
  UCR23886  Festuca arundinacea John C. Roos 1950-4-15 4743 Riverside W end of Fairmont Park Lake, Riverside 244 Comment
  CLARK-A1528-4653  Festuca grayi John C. Roos 1952-4-2 5456 Riverside Edgemont 457 Comment
  UCR114310  Festuca myuros Julie A. Greene 1993-4-17 1231 Riverside Perris Basin, San Jacinto Wildlife Area, west of Davis Rd 433 Comment
  UCR86654  Festuca octoflora A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16261 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
  RSA0116288  Ficus microcarpa R. E. Riefner Jr. 2015-8-8 15 -220 Riverside City of Corona, S side of 91 Freeway ca. 120 ft W of Lincoln St., N side of Corona del Rey apartments. 210 Comment
  RSA543851  Filago arizonica Steve Boyd, Orlando Mistretta 1991-5-22 6313 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dorland Mtn, W of Kolb Crk. 549 Comment
  UCR103908  Filago californica B. G. Pitzer 1997-4-11 3111 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
  UCR174567  Filago californica Jennifer H. Jones, Janine Amaya and Thi (Teresa) Bui 2006-5-21 310 Riverside Peninsular Ranges: Box Springs Mtns., Box Springs Mountain Reserve. First trail on the left beyond the parking lot along the service road 793 Comment
  UCR250057B  Filago californica A. C. Sanders 2001-3-20 23851 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
  RSA586917  Filago depressa D. L. Banks, Steve Boyd 1995-5-3 0252 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UCR165810  Filago depressa 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
  UCR18413  Flaveria trinervia Mark Tavianini 1977-10-23 s.n. Riverside Riverside, McKinley Street about 1 mi north of Hwy 91 Comment
  CLARK-A1528-3286  Forestiera neomexicana John C. Roos 1965-7-25 Riverside San Jacinto Mountains Comment
  HSC99953  Forestiera pubescens J. P. Smith, & J. O. Sawyer 2011-6-9 13196 Riverside 1470 Comment
  SFV6325  Fouquieria splendens T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 42 Riverside 5 miles north of Highway 111 on Highway 74. Growing adjacent to roadside. 100 Comment
  CAS-BOT-BC223600  Fouquieria splendens subsp. splendens Dr. Barton W. Evermann 1924-4-1 s.n. Riverside Cottonwood Springs Comment
  UCD117402  Fouquieria splendens subsp. splendens Richard Bates 1949-4-26 s.n. Riverside State Highway 74, start of 'Palms to Pines' Highway, Colorado Desert. Comment
  UC12225  Fragaria vesca H. M. Hall 1897-1 Riverside Strawberry Valley; San Jacinto Mountains Comment
  UCR207695  Fragaria vesca Justin M. Wood, Brandy N. Wood 2009-6-13 885 Riverside San Jacinto Mountains, Idyllwild County Park, Lily Creek and adjacent slope to west of campground 1616 Comment
  CAS-BOT-BC211660  Frankenia salina S. B. Parish 1897-5-31 4396 Riverside Elsinore Comment
  POM244242  Frasera parryi Carl B. Wolf 1936-6-17 7963 Riverside Santa Ana Mts., Tenaja Road, North end of La Cienaga. 732 Comment
  UCR201430  Frasera parryi Scott D. White, Justin M. Wood 2008-6-17 12167 Riverside San Jacinto Mountains, Garner Valley, USFS Kenworthy Station 1402 Comment
  RSA263768  Fraxinus dipetala E. W. Lathrop 1968-5-22 6900 Riverside Main Divide Truck Trail between El Carriso and Santiago Peak, Cleveland National Forest. 1220 Comment
  CLARK-A1703-81  Fritillaria biflora Sue Damon 1981-4-16 7 Riverside Gavilan Hills Comment
  UCD139667  Fritillaria biflora Steve Boyd 1986-3-1 1375 Riverside Gavilan Plateau, Gavilan Hills: Ida-Leona Road west of Piedras Road, east 1/2 of border. 624 Comment
  RSA49192  Funastrum hirtellum P. A. Munz 1949-4-12 13041 Riverside Dry rocky ridgen and slopes, edge of limestone and hematite bear Iron Chief Mine, north end of Eagle Mts. Mohave Desert. 1067 Comment
Read comments
Jun 26 2009
  SD237293  Funastrum utahense Dave Silverman 2010-3-30 7886 Riverside UTM in supplement. East bajada flank of southern McCoy Mtns, 1 km west of Black Creek Rd, 7.8 km east of McCoy Pk, and 4.8 km N of I-10. 164 Comment
  SEINET237962  Galium angustifolium A. C. Sanders, T. B. Salvato 2000-5-25 23396 Riverside Menifee Valley: S of Newport Rd. N of Holland Rd. and E of Bradley Rd. 2 miles due east of Railroad Canyon Lake. 439 Comment
  JEPS29515  Galium angustifolium subsp. angustifolium Lauramay T. Dempster 1962-4-17 1890 Riverside about 1 mi below Fish Hatchery; Whitewater Canyon Comment
  JEPS56082  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-6-19 4281 Riverside along hwy about 1 1/2 mi w Mountain Center (at junction with Baldy Mountain Camp Rd, steep s-facing hillside) Comment
  JEPS7848  Galium angustifolium subsp. angustifolium W. L. Jepson May 17 1901-Jun 1 1901 1225 Riverside Riverside 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
  JOTR29191  Galium angustifolium subsp. gracillimum La Doux, Tasha 2005-8-8 1524 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Eureka Peak 1676 Comment
  JOTR29205  Galium angustifolium subsp. gracillimum La Doux, Tasha 2005-8-8 1524 Riverside Joshua Tree National Park. Little San Bernardino Mtns; Eureka Peak 1676 Comment
  UCR189558  Galium angustifolium subsp. jacinticum Amy Rowland 2007-6-22 089 Riverside Peninsular Range, San Jacinto Mounains, Cahuilla Mountain Trail, c. 0.5mi north of peak of Cahuilla Mountain 1669 Comment
  RSA613127  Galium aparine D. L. Banks 1997-3-6 1397 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. ''Fiesta Grounds'', east of Pechanga Creek along the northern fork of Pechanga Creek at the eastern end of the Reservation. 424 Comment
  RSA702386  Galium aparine Naomi S. Fraga, Sarah J. De Groot, Valerie Soza 2004-6-28 1282 Riverside Along Red Hill Road (5S10) near Alvin Meadows, southwest of Pine Cove. 1616 Comment
  JOTR35455  Galium multiflorum Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 59 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop3) Comment
  UC64377  Galium porrigens H. M. Hall 1897-6-16 645 Riverside w side San Jacinto Mountains (Junction <from notebooks, according to L. T. Dempster>) Comment
  UCR98074  Galium porrigens A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19896 Riverside Lake Skinner area, upper Rawson Canyon, 2.5 mi. NNE of Skinner Lake, 1 mi. SW of Crown Valley 595 Comment
  UCR90389  Galium porrigens var. porrigens D. L. Banks, Steve Boyd 1995-3-15 0077 Riverside NW Palomar Mtns, Agua Tibia Wilderness Area, N face of Agua Tibia Mtns., Dorland Mtn. area 738 Comment
  POM68616  Galium stellatum Marcus E. Jones 1906-4-26 s.n. Riverside Indio Comment
  RSA750739  Garrya veatchii Scott D. White, Justin M. Wood 2009-5-22 12906 Riverside San Jacinto Mountains: Idyllwild area; 'Strawberry Fuelbreak' between Strawberry Creek and road to sewage ponds. Comment
  UCR242675  Gayophytum heterozygum A. C. Sanders 2013-7-6 40847 Riverside Peninsular Range; San Jacinto Mountains, SE of Idyllwild on South Ridge along FS Rd. 5S11 1793 Comment
  RSA681879  Gazania linearis Scott D. White 2001-3-13 8165 Riverside Perris / Elsinore Basin: Menifee / Sun City area. Valleys and slopes east of Canyon Lake and west of Goetz Rd. 442 Comment
  CAS-BOT-BC303570  Geraea canescens N. Aitkenhead 1977-1-31 2117 Riverside 6 miles W of junction of 1000 Palms Canyon Rd Comment
  RSA0118600  Geraea canescens Sarah J. J. De Groot, Cheryl Sevilla 2016-3-16 7639 Riverside Mecca Hills: Meccacopia Trail just east of Shaver's Well. Eastern Mecca Hills, south edge of Shaver's Valley, just west of Orocopia Mountains, east of Box Canyon, east-northeast of Mecca. 301 Comment
  SFV17346  Geraea canescens J. D. Dilley, J. N. Hogue 1998-4-24 281 Riverside Colorado Desert Chuckwalla Mountains. Corn Springs Wash on Corn Springs Road, 1 mile southwest of Interstate Highway 10. 274 Comment
  UC727401  Geraea canescens Rateaver 1944-1-30 38 Riverside along trail of entrance to Palm Village Comment
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Mar 13 2014
  UCR148314  Geraea canescens John F. Green 2005-1-14 s.n. Riverside Sonoran (Colorado) Desert, Salton Basin, Coachella Canal right-of-way, between siphons 23 and 24, at Kaiser RR trestle over the canal, between Salt Creek and Hunters Spring 23 Comment
  UCR179259  Geraea canescens R. G. Swinney 1967-2-12 0016 Riverside Sonoran (Colorado) Desert, North Palm Springs 229 Comment
  UCSB20929  Geraea canescens Muller, Katherine 1965-4-27 Riverside At edge of Indio Comment
  UCR177324  Geranium carolinianum Scott D. White, Michael Honer 2003-5-27 9415 Riverside Gavilan Hills / Temescal Canyon, hills and canyons c. 1 mile north of the I-15 Fwy and 1 mi east of Lake Street exit, south and/or west of unnamed peak '2349 549 Comment
  UCR118404  Gilia A. C. Sanders 1994-5-30 14602 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  UCR193128  Gilia A. C. Sanders, Tim Thomas 2008-6-20 35536 Riverside Peninsular Range; San Jacinto Mtns., May Valley near Fleming Ranch, north of Bonita Vista Rd. and east of Herkey Creek 1550 Comment
  UC748762 Image available Gilia abramsii Herbert L. Mason 1926-4-30 3112 Riverside 1 mi s Temecula; Temecula Canyon; Temecula Canyon, Riverside Co. Comment
  RSA614703  Gilia angelensis George K. Helmkamp, Elizabeth Helmkamp 1997-3-5 1326 Riverside 2.8 mi SE of Gilman Hot Springs. 518 Comment
  SEINET7073453  Gilia angelensis A. G. Vestal 1963-4-25 s.n. Riverside Granite Rocks, about 1 mile west of Radec on Route 71 (presently Route 79). Coordinate datum: NAD27. Comment
  UCR26283  Gilia angelensis John C. Roos 1952-4-23 5578 Riverside Box Springs Mtns, 1 yr old burn, north side of mtns 457 Comment
  SD140030  Gilia capitata Scott White 1993-4-22 1226 Riverside North Alberhill Ranch, in hills north of Walker Canyon. 487 Comment
  UCR158711  Gilia capitata A. C. Sanders, Seung-Chul Kim, Plant Taxonomy Class 2005-5-7 30006 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
  RSA192344  Gilia capitata subsp. abrotanifolia E. W. Lathrop 1966-5-9 6274 Riverside 3 miles SW of Murrieta between Mesa de la Punta and Sandia Canyon. Comment
  SD197858  Gilia capitata subsp. abrotanifolia Peter L. Morrell, D. L. Banks 1995-5-4 461 Riverside Agua Tibia Wilderness Area, 2.4 miles (air) westsouthwest of Radec. 622 Comment
  UC310671  Gilia capitata subsp. abrotanifolia Philip A. Munz 1926-5-2 10425 Riverside about 5 mi nw Dripping Springs; nw of Dripping Springs Comment
  POM97005  Gilia capitata subsp. abrotanifolia P. A. Munz 1926-5-2 10425 Riverside about rocks, 5 miles NW of Dripping Spring Comment
  RSA95645  Gilia diegensis Verne Grant, Alva Grant 1955-04 20680 Riverside Creek bottom in brush on Clark and Noni Ranch, 10 mi. E of hwy 395 on hwy 71, Temecula to Warner Hot Springs. Comment
  UCR169782  Gilia minor Scott D. White, Jennifer H. Jones 2005-5-24 10913 B Riverside Banning Pass area, Cabazon: San Gorgonio River wash and adjacent alluvial flats and benches to W 610 Comment
  CAS-BOT-BC407613  Gilia ochroleuca subsp. exilis Verne Grant; Alva Grant 1951-7-22 16107 Riverside San Jacinto Mts., 1 mile N of Fulmor Lake on road from Idyllwile to Banning 1371 Comment
  RSA0016282  Gilia ochroleuca subsp. exilis Naomi Fraga, Valentine Arvizu, Elizabeth Kempton, Tim Thibault 2006-6-7 1699 Riverside East of Fobes Ranch Road, just south of Fobes Ranch. 1616 Comment
  SBBG5862  Gilia ochroleuca subsp. exilis C. H. Muller 1952-4-5 9491 Riverside White Water Cyn, 1 mi above Whitewater Comment
  CAS-BOT-BC407620  Gilia ochroleuca subsp. exilis Frank W. Peirson 1919-4-15 921 Riverside Whitewater Grade above Cabazon Comment
  RSA0017281  Gilia ochroleuca subsp. exilis Verne Grant, Alva Grant 1955-5-20 9602 Riverside Mill Creek Canyon below Forest Home. Comment
  HSC17003  Gilia sinuata C. L. Hitchcock, C. V. Muhlick 1964-3-22 23254 Riverside Side canyon near S entrance to Joshua Tree National Monument. Comment
  UCR133170  Gilia splendens Frank C. Vasek 1978-5-6 s.n. Riverside San Jacinto Mtns., Bautista Canyon, c. 4 miles by road SSE of Valle Vista 671 Comment
  RSA782184  Gilia stellata T. B. Salvato 2010-4-20 4054 Riverside alluvial slope between the McCoy Mountains and McCoy Wash, c. 14 mi northwest of Blythe 183 Comment
  UCR241224  Glyceria occidentalis Tracy Tennant, Jeffrey Ross 1998-7-11 MOR- 514 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper end of Hathaway Canyon at Burro Flat 1113 Comment
  POM358936  Gnaphalium californicum N. C. Cooper 1944-6-4 1367 Riverside Elsinore Mountain; Lookout at top. 1066 Comment
  RSA708178  Gnaphalium luteoalbum Scott D. White, Angelia Carey 2004-5-7 10322 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 549 Comment
  UCR147705  Gnaphalium luteoalbum Steve Boyd, Aydee Virgen 2004-4-13 108665 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  CLARK-A1528-4906  Gnaphalium microcephalum John C. Roos 1947-9-6 3745 Riverside San Jacinto Mountains Comment
  SD197684  Gnaphalium palustre T. B. Salvato, A. C. Sanders 2005-5-17 920 Riverside San Jacinto Mountain foothills: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and north of California Highway 74. 548 Comment
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Jul 11 2010
  UCR90309  Gnaphalium palustre F. M. Reed 1922-5-17 4748 Riverside Sonoran (Colorado) Desert, east of Palm Springs 152 Comment
  UCR155309  Gnaphalium stramineum A. C. Sanders 2005-5-4 29854 Riverside Gavilan Hills near Riverside, c. 1 km east and southeast of Gavilan Peak 625 Comment
  UCR34922  Gnaphalium stramineum L. B. Ziegler 1967-8-2 203 Riverside Peninsular Ranges, San Jacinto Mtns., upper Herkey Creek area 1524 Comment
  RSA192003  Gutierrezia californica H. A. Zuill 1966-6-27 249 Riverside 10 miles SW of Murrieta and 1/2 mile W of Tenaja Gd street Comment
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Mar 28 2013
  UC55119  Gutierrezia californica H. M. Hall Apr 1903 3799 Riverside vicinity Riverside 396 Comment
  UCR133678  Gutierrezia californica John F. Green, S. J. Myers 2003-6-25 s.n. Riverside French Valley, 'Greenway site' along Tucalota Creek c. 1 mile east of Murrieta Hot Springs 427 Comment
  UCR202216  Gutierrezia californica Denise Woodard, G. Nuhn 1995-8-21 s.n. Riverside Peninsular Range; Perris-Aguanga Basin, 300 acre parcel at west end of Domenigoni Valley, c. 3 miles south of Winchester on the west side of Winchester Rd. 470 Comment
  UCR261141  Gutierrezia californica A. C. Sanders, Jeff Crain, Nina Kidd 2015-5-20 41736 Riverside Temesal Canyon, open area on south side of I-15, between Horse Thief Canyon Road and Hostettler Rd. 400 Comment
  OBI8071  Gutierrezia sarothrae David J. Keil, Malcolm McLeod 1977-3-26 12021 Riverside 9 mi E of jctn with I-15 along Calif 79 518 Comment
  RSA305666  Gutierrezia sarothrae C. W. Tilforth, Walter Wisura 1979-10-11 1918 Riverside 0.3 mi. west of Highway 74 on Thomas Mtn. Rd., ca. 1 mi. south of Lake Hemet, Garner Valley 1341 Comment
  CLARK-A1528-229  Haplopappus acradenius subsp. eremophilus John C. Roos 1969-11-10 Riverside Whitewater Comment
  UCR197062  Haplopappus menziesii A. C. Sanders, D. L. Sanders 2008-9-27 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 NE of River Rd. bridge 165 Comment
  UCR19506  Haplopappus squarrosus John C. Roos 1965-10-7 s.n. Riverside hills 4 mi south of Beaumont. (Badlands) Comment
  UC2029948  Harpagonella palmeri Steve Boyd 2001-4-12 10414 Riverside GAVILAN HILLS REGION: Southeast base of Alberhill Mountain on flats north of Nichols Road and West of Pierce Street, in the vicinity of the site of Terra Cotta. Comment
  UCR281495  Harpagonella palmeri Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-4-5 417- 94 Riverside Temescal Valley, S side of De Palma Rd, about 0.5 mile WNW of Horsethief Canyon Rd. 400 Comment
  UCR99159  Harpagonella palmeri A. C. Sanders, G. Helmkamp 1997-3-15 19993 Riverside Peninsular Range, Lake Skinner, SE foot of Bachelor Mtn., just north of the lake 600 Comment
  UC57440  Helenium puberulum H. M. Hall 1901-8-1 Riverside vicinity Riverside 259 Comment
  RSA33632  Helianthus gracilentus N. C. Cooper 1944-7-15 1608 Riverside Palms to Pines Highway, San Jacinto Mountains. 1372 Comment
  POM11986  Helianthus niveus subsp. canescens M. French Gilman 1922-05 s.n. Riverside Andrea's Canyon, Palm Springs. Comment
  JEPS35469  Helianthus petiolaris subsp. canescens Clary 1932-4-15 813 Riverside open desert w Indio Comment
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Dec 6 2011
  SEINET959641  Heliotropium curassavicum A. C. Sanders 2004-1 28404 Riverside Perris-Aguanga Surface/Menifee Valley Region: Paloma Valley, large rocky hill (1762 ft) 1 mi. E of Nurrieta Rd. and 1 mi. N of Burdy Canyon Rd,. ca. 5 mile due south of Sun City (Romoland 7.5) 469 Comment
  UC164852  Heliotropium curassavicum S. B. Parish 1912-7-3 8072 Riverside Salton <Border ?> near <Dermid>; Colorado Desert Comment
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Sep 4 2011
  UCR139987  Heliotropium curassavicum A. C. Sanders 2004-8-10 28762 Riverside Perris-Aguanga Region, 3 miles ENE of Perris, new nursery growing grounds west of Menifee Rd. (=Pozos Av.) & south of Nuevo Rd., between San Jacinto River and Nuevo 433 Comment
  RSA413248  Heliotropium curassavicum var. oculatum James C. Dice, J. DeWald 1987-10-5 735 Riverside Santa Margarita River, near aqueduct crossing. 245 Comment
  RSA588811  Heliotropium curassavicum var. oculatum D. L. Banks, S. D. Boyd 1995-11-17 764 Riverside NW Palomar Mountains; Agua Tibia Mountains; Cleveland National Forest, Agua Tibia Wilderness Area; Along lower Arroyo Seco, S of the Dripping Springs Campground. Along the broad alluvial benches N of where Arroyo Seco turns to the E. 512 Comment
  UCR264605  Heliotropium curassavicum var. oculatum Mitch Provance 2012-6-19 196- 12 Riverside San Bernardino Valley, Santa Ana River Bottom, Tequesquite Creek and associated wetlands W of Rubidoux Ave 226 Comment
  RSA614690  Hemizonia mohavensis A. C. Sanders, Wappler 1994-10-6 15789 Riverside San Jacinto Mts. N slope : S side of Twin Pines Road just W of the entrance to Twin Pines Ranch. 1067 Comment
  RSA716064  Hemizonia mohavensis Scott D. White, Justin M. Wood 2006-9-13 11643 Riverside Perris Basin/San Jacinto Mtn Foothills: Gibbel Flat in the Santa Rosa Hills 610 Comment
  RSA692251  Hemizonia paniculata Scott D. White, Michael Honer 2003-5-27 9402 Riverside Gavilan Hills / Temescal Canyon: Hills and canyons ca. 1 mile north of the I-15 Freeway and 1 mile east of Lake St. exit. Collected south and / or west of unnamed peak '2349.' 396 Comment
  UCR151206  Hemizonia paniculata Scott D. White 1999-10-7 7625 Riverside Peninsular Ranges; Perris-Agunanga Basin Region, Menifee / Sun City Area: South of McColl Ave. and east of I-215 freeway 534 Comment
  UCR231766  Hemizonia paniculata John F. Green 2008-4-23 09- 04 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
  UCR62384  Hemizonia pungens subsp. laevis Don Mitchell 1990-6-1 s.n. Riverside 1.5 mi west of Lakeview, on south side of Ramona Expressway, c. 200 yards west of the San Jacinto River Comment
  RSA550338  Hesperocallis undulata Walter Wisura, John Dolan, Michael Wall 1992-3-25 4650 Riverside Lowdesert: 2.7 miles S of prison on Wileys Well Road. Comment
  UC195036  Hesperocallis undulata Joseph Grinnell 1910-3-17 Riverside Riverside Mountain, Colorado River Colorado River; Riverside Mountain, Colorado River Comment
  UCR107704  Hesperocnide tenella A. C. Sanders 1997-3-1 19753 Riverside Box Springs Mountains, Riverside: S end of the range along Gernert Rd. (dirt road paralleling the mountain front), in valley draining to Box Spring Canyon. 457 Comment
  UCR281497  Hesperoyucca whipplei Mitch Provance, John Hazlett, Matt K. Beyers, Jeremiah George 2017-5-31 517- 112 Riverside Temescal Valley, 0.25 miles SW of the intersection of De Palma Rd. and Horsethief Canyon Rd. 396 Comment
  UCR251999  Heterotheca sessiliflora A. C. Sanders, T. B. Salvato 2014-7-2 41156 Riverside Peninsular Range; San Jacinto Mtns., Fobes Canyon, c. 1/2 mile south of Fobes Ranch along Fobes Ranch Rd. 1555 Comment
  RSA596158  Heterotheca sessiliflora subsp. echioides D. L. Banks 1996-11-7 1218 B Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; On the main road in the Reservation., 1.6 km E of the roads crossing with Pechanga Creek on the northern fork of the creek at the E end of the Reservation. 415 Comment
  UC144126  Heterotheca sessiliflora subsp. fastigiata Mrs. C. M. Wilder 1909-8-1 1114 Riverside Banning Canyon Comment
  UC1999890 Image available Heterotheca sessiliflora subsp. fastigiata J. C. Semple, J. Chimielewski 1987-9-30 8982 Riverside Idyllwild, CA-243, just S of Idyllwild Park, Manzanita Dr. Comment
  JOTR16596  Heterotheca villosa var. scabra Baker, James K. & Baker, Ilisa T. 1966-10-19 s.n. Riverside Joshua Tree National Park. 1/2 MILE SOUTH DESERT QUEEN MINE 1341 Comment
  CAS-BOT-BC206629  Heuchera hirsutissima H. M. Hall No date on label. s.n. Riverside San Jacinto Mountains 3291 Comment
  LA8285  Hilaria rigida Carl Epling; March 1927 sn Riverside Whitewater Pass, near Palm Springs Comment
  SDSU12876  Hirschfeldia incana J. Jill Steinberg, Janet Knotts and Kevin Contreras 1998-3-25 32 Riverside Approxiately 200 feet north of Santa Margarita (SDSU) Field Station trailer, on trail to road leading down to Santa Margarita River. 335 Comment
  SEINET5554570  Hoffmannseggia glauca J. C. Roos 1965-1 s.n. Riverside 17 mi W of Blythe Colorado Desert Comment
  UC68501  Hoffmannseggia glauca L. A. Greata Apr 1905 436 Riverside near Coachella Comment
  CAS-BOT-BC206380  Hoffmannseggia microphylla P. C. Everett; N. F. Lolonis 1963-5-3 24492 Riverside SE. corner of Colima & Obregon Sts., La Quinta, western edge of Colorado Desert 91 Comment
  CAS-BOT-BC207570  Hoffmannseggia microphylla S. B. Parish 189 4114 Riverside Palm Springs, Colorado Desert Comment
  LA45813  Hoffmannseggia microphylla Nesta Dunn; A. M. Martin 1932-3-26 sn Riverside Box Canyon Comment
  RSA663906  Hoffmannseggia microphylla C. R. Annable 1995-3-10 2260 Riverside 1.6km S of Lake Cahuilla County Park. Comment
  POM261673  Hoita macrostachya W. Pequegnat 1941-6-13 s.n Riverside Trabuco Canyon Comment
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Jun 23 2012
  RSA788348  Hoita macrostachya Linda M. Prince, Duncan S. Bell 2009-6-17 581 Riverside Cleveland National Forest. Comment
  RSA192191  Holocarpha virgata subsp. elongata E. W. Lathrop 1959-9-11 4651 Riverside 14 miles W of Murrieta; Tenaja plateau. Comment
  RSA449814  Holodiscus microphyllus M. B. Dunkle 1933-7-21 3690 Riverside Tahlquitz Peak 2683 Comment
  HSC10209  Hordeum murinum subsp. murinum C. L. Hitchcock, C. V. Muhlick 1961-3-17 23083 Riverside 8 mi. SE of Corona, along road to Elsinore Comment
  SEINET11678429  Hordeum vulgare J. F. Bright, Wyman, C. 1923-1 8088 Riverside near Palm Springs Comment
  POM48124  Horkelia clevelandii Mary F. Spencer 1919-6-19 1202 Riverside Idyllwild. 1646 Comment
  CAS-BOT-BC203388  Horsfordia newberryi Samuel B. Parish 1880-4-10 200 Riverside Toros [Toro or Torres]. Borders of Coldo [Colorado] Desert Comment
  POM11429  Hulsea vestita subsp. callicarpha P. A. Munz 1922-7-3 5960 Riverside S slopes of Santa Rosa Mts. 1676 Comment
  RSA94148  Hulsea vestita subsp. callicarpha E. C. Jaeger, Peirson 1922-7-3 5466 Riverside Long Valley, San Jacinto Mts. 2652 Comment
  UCR95940  Hulsea vestita subsp. callicarpha Scott D. White 1996-8-1 4436 Riverside Peninsular Range; San Jacinto Mtns., Idyllwild area, Hwy 243 at Deer Springs trailhead and adjacent area 1829 Comment
  POM361064  Hymenoclea salsola E. A. McGregor 1966-3-21 s.n. Riverside Near Indio. Comment
  POM48452  Hymenoclea salsola P. A. Munz 1925-3-7 9348 Riverside Painted Canyon, Mecca. Comment
  UCR116801  Hymenoclea salsola A. C. Sanders, Mitch Provance, T. B. Salvato 2001-4-6 23951 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic, north of flood control ditch 348 Comment
  LA203762  Hymenoclea salsola var. fasciculata D. Birindelli; 1969-3-9 Riverside near Palm Desert 121 Comment
  JOTR28945  Hymenoclea salsola var. salsola La Doux, Tasha 2005-3-30 1181 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  SEINET238558  Hymenopappus filifolius var. lugens George K. Helmkamp 1998-6-27 4122 Riverside Santa Rosa Mtns.: 5.8 mi SE of Hwy 74 along Santa Rosa Mtn Rd. below Mountain Home Spring. 1799 Comment
  RSA458206  Hypericum androsaemum L. C. Wheeler 1931-10-4 210 Riverside San Jacinto Mountains. Strawberry Valley. 1585 Comment
  RSA783047  Hypericum androsaemum J. D. Olmsted 1959-7-1 721 Riverside Wellman's Cienega along trail from Idyllwild to San Jacinto Pk. by way of Fern Valley and Devil's Slide. 2805 Comment
  SBBG72729  Hypericum formosum var. scouleri M. Lewis 1947-8-26 12 Riverside Dark Cyn 1981 Comment
  SD152932  Hypochaeris glabra Steve Boyd, Tim Ross and Dave Bramlet 1993-5-13 7361 Riverside Southern Santa Ana Mountains, San Mateo Canyon, along stream and adjacent benches and lower slopes abouth the confluence with Los Alamos Canyon. 395 Comment
  UCR126384  Hypochaeris glabra A. C. Sanders, W. W. Wright, J. Latting, et al. 1975-5-4 693 B Riverside Santa Rosa Plateau, Santa Ana Mtns., Mesa de Burro 610 Comment
  UCR20699  Hypochaeris glabra A. C. Sanders, Steve Boyd 1980-5-2 1403 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  RSA657673  Hypochaeris radicata Michael J. Graeser 1988-5-12 37 Riverside Soquel Canyon. Intersection of Coronet and Woodview. SE corner. Comment
  CAS-BOT-BC219760  Hyptis emoryi Marcus E. Jones 1926-1-21 s.n. Riverside Yaqui Well, Colorado Desert Comment
  HSC100002  Hyptis emoryi J. P. Smith, & J. O. Sawyer 2009-11-30 12700 Riverside West of wash with palo verde tree. 638 Comment
  JOTR28871  Hyptis emoryi La Doux, Tasha, Bill Truesdell 2004-3-17 1106 Riverside Joshua Tree National Park. Cottonwood Mtns; just north of southern boundary 563 Comment
  JOTR31870  Hyptis emoryi La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2124 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  RSA420163  Hyptis emoryi Robert Gustafson 1981-4-7 s.n. Riverside Salt Creek Wash, southern end of the Orocopia Mts. 91 Comment
  RSA797603  Hyptis emoryi Robert F. Thorne, Walter Wisura 1977-9-17 50764 Riverside San Jacinto Mountain: Chino Canyon along road to tramway Comment
  SEINET238746  Hyptis emoryi K. Kirtland 1998-11-6 s.n. Riverside Sonoran Desert: sand and gravel mine ca. 8 miles (airline) N of Blythe SW of Big Maria Mtns. on Midland Road. 137 Comment
  SEINET7907884  Hyptis emoryi D. A. Johnson 2005-1 2005- 02 -20-16 Riverside Between Coachella & S entrance to Joshua Tree Nat'l Park, S of Interstate 10 914 Comment
  UCR245920  Hyptis emoryi Naomi Fraga, David Fracker, Thomas Stoughton 2012-3-15 3945 Riverside Sonoran (Colorado) Desert, off of Box Canyon Rd., south of Shaver Well in a wash 229 Comment
  SEINET7048149  Hyptis emoryi Steven R. Hill 2001-5-3 33650 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road, halfway up Chino Canyon, about 1-1.5 miles southwest of California Route 111, Palm Springs. At boundary of Palm Springs Aerial Tramway property, at entrance gate. Elevation about 1000-2000 feet. Comment
  RSA342043  Isocoma acradenia var. eremophila R. F. Thorne 1980-4-16 54104 Riverside San Bernardino Mountains: Flood plain (wash) along Whitewater River, ca. 3.0 miles N of Whitewater Post Office. 591 Comment
  RSA606519  Isoetes howellii Jon E. Keeley 1985-4-18 7926 Riverside Main pool near road, Mesa de Colorado, Santa Rosa Plateau. Santa Ana Mountains 675 Comment
  CAS-BOT-BC69870  Isoetes orcuttii Robert F. Thorne 1974-5-23 44672 Riverside Santa Rosa Plateau, Rancho California: n. edge of large vernal marsh, Mesa de Colorado. 624 Comment
  UC1463089  Isomeris arborea Arthur S. Barclay and Juan Arguelles 1965-3-4 1797 Riverside 4 mi n State Highway 79 junction with State Highway 71 (along State Highway 79) Comment
  CLARK-A1656-898  Isomeris arborea var. angustata Jim Cornett 1977-6-25 Riverside Desert Hot Springs 396 Comment
  CAS-BOT-BC426245  Jepsonia parryi A. R. K. 1940-12-7 4784 Riverside Cujalco canon, near Elinore Comment
  RSA645689  Juglans californica Scott D. White, Steve Ogg 1994-4-21 1974 Riverside Millard Canyon, near stream crossing w/ USFS Road 2S05, +/-4 miles south of Bear Wallow Spring. 915 Comment
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Mar 28 2014
  UCR3191  Juncus balticus Chuck Elliott 1964-5-7 s.n. Riverside Riverside, 1 mi past end of Canyon Crest Road west. 305 Comment
  SD146110  Juncus balticus subsp. ater Mitch Provance 1999-5-4 1687 Riverside Riverside, Santa Ana River Wash, between the Market Street and Riverside Avenue crossings; Fontana 7.5' quad. Wet margins of pools near the active river channel. 244 Comment
  SD187306  Juncus bufonius Scott D. White, Angelia Carey 2004-5-7 10333 Riverside San Jacinto Mountain foothills: Indian Creek and adjacent foothills. 548 Comment
  UCR240201  Juncus cooperi C. J. Minar 1994-5-7 08 Riverside Sonoran (Colorado) Desert, Coachella Valley, east of Salton Sea near Dos Palmas Oasis -27 Comment
  UC1922192  Juncus duranii Naomi Fraga, et al. 2006-7-11 1723 Riverside Peninsular Ranges; San Jacinto Mountains region; Mount San Jacinto State Park, Hidden Lake. 2652 Comment
  UCD141501  Juncus effusus subsp. austrocalifornicus Louis C. Wheeler 1931-10-3 189 Riverside Strawberry Valley, San Jacinto Mountains. 1584 Comment
  UCR193904  Juncus effusus subsp. austrocalifornicus A. C. Sanders, Mitch Provance 2008-7-11 35778 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
  POM14183  Juncus mexicanus Phillip A. Munz 1922-6-23 5775 Riverside Hemet Valley, San Jacinto Mountains, [on Garner Ranch - 5784] 1372 Comment
  RSA284590  Juncus tiehmii C. W. Tilforth, B. Busenberg 1980-6-10 1987 -A Riverside 3.8 miles in from Highway 74 along north leg of Thomas Mountain Road, south of Lake Hemet. Comment
  RSA653175  Juncus torreyi Mitch Provance 2000-6-24 2076 Riverside Santa Ana River Wash, between the Market St. bridge and the 60 Fwy. 244 Comment
  JOTR35511  Juncus xiphioides La Doux, Tasha, M. Harding, K. Callahan, D. Shade, M. Wheeler, T. Herskovits 2013-6-5 3198 Riverside Joshua Tree National Park. Little San Bernardino Mtns, lower Smithwater Canyon 1219 Comment
  RSA190344  Juncus xiphioides Phillip A. Munz, L. F. Street 1919-5-7 2777 Riverside Tahquitz Canyon 244 Comment
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Feb 13 2010
  UC1563099  Juncus xiphioides Steve Boyd, Tim Ross, Laurel Arnseth 1989-5-7 3551 Riverside just s Vail Lake (in Kolb Creek); Vail Lake Area, Kolb Creek Comment
  UCR23212  Juncus xiphioides S. Gallagher 1981-5-27 22 Riverside Riverside, Box Springs Mtns. Slope 1.8 mi S on Box Springs Road from its intersection w/ Pigeon Pass Road. SW corner of the intersection of Box Springs Road & a dirt side road leading to the W slope of the mountains. 747 Comment
  IRVC3921  Juniperus californica P. W. Rundel Jan 1964 1180 Riverside Peninsular Ranges, San Jacinto Mountains Comment
  NY21029  Juniperus californica F. M. Reed 1928-4-18 5768 Riverside Nigger [?spelling} Valley, Upper San Luis Rey River, in Vail Ranch 914.4 Comment
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May 1 2011
  RSA736555  Juniperus californica Scott D. White, Angelia Carey 2004-7-2 10578 Riverside Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  UC1212184  Juniperus californica H. E. and S. T. Parks 1940-2-1 24176 Riverside Palms to Pines Hwy Santa Rosa Canyon 1066 Comment
  UCR90975  Juniperus californica Scott D. White 1995-12-30 3803 Riverside Perris Basin, SW of Perris, above S bank of San Jacinto River. 442 Comment
  CAS-BOT-BC234573  Justicia californica Walter Wm. Zabriskie 1973-2-8 103 Riverside West side of jeep road leading to Coyote Canyon from Deep Canyon Research Center road; N slope Santa Rosa Mts. 292 Comment
  CAS-BOT-BC234603  Justicia californica Reid Moran 1941-5-5 855 Riverside Cottonwood Pass, Eagle Mts. Comment
  SEINET10437453 Image available Justicia californica Richard Walker 1967-4-30 59 Riverside Palm Desert on south side of Carriage Road ca 2 miles east of state highway 74 (Pines to Palms Highway) Comment
  SFV6305  Justicia californica T. Gordon, M. H. Grayum, L. R. Ballou, S. Ballou, K. A. Wilson 1974-3-2 44 Riverside 5 miles north of Highway 111 on Highway 74. Growing adjacent to roadside. 100 Comment
  UCR25774  Justicia californica John C. Roos 1937-4-28 795 Riverside Sonoran (Colorado) Desert, 30 miles west of Desert Center [Shavers Valley] Comment
  RSA793268  Kallstroemia californica Aaron C. Sedgwick, Cody Leslie 2012-9-20 125 Riverside South of Essex in Rice Valley - Take Rice/Blythe Rd. ~3 miles south and turn left on unmarked road. The wash is on the northern side of the unmarked road ~3 miles east. 235 Comment
  SEINET3365551  Kallstroemia californica G. Rink 2011-9-25 11072 Riverside South of I-10 at the Ford Dry Lake Exit, in a swale that sometimes holds water 110 Comment
  SEINET3079480 Image available Keckiella antirrhinoides A. C. Sanders, B. Pitzer 1986-4-30 6474 Riverside San Jacinto Mountains, lower Bee Canyon, 0.2 mi. above the mouth of the canyon. 610 Comment
  SFV16370  Keckiella antirrhinoides n. s. 1992-5-16 Riverside Lake Matthews. Comment
  UCR154757  Keckiella antirrhinoides T. B. Salvato, Kent Beaman 2005-5-16 784 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
  SBBG54461  Keckiella antirrhinoides subsp. antirrhinoides L. R. Abrams 1941-4-12 13882 Riverside Palomar School, near Perris Comment
  UCR35262  Keckiella antirrhinoides var. antirrhinoides L. B. Ziegler 1967-5-19 130 Riverside San Jacinto Mtns. Foothills, Side canyon off Bautista Canyon. San Jacinto Valley area 534 Comment
  RSA131402  Keckiella cordifolia E. K. Balls 1958-6-27 23283 Riverside Yellow Pine Forest, upper edge. 5 mi. se. from Silverado (Gate), Silverado Canyon. 1098 Comment
  JEPS11220  Keckiella ternata W. L. Jepson 1903-8-3 2258 Riverside Idyllwild; San Jacinto Mt. 1524 Comment
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Aug 21 2011
  UCR133703  Keckiella ternata N. C. Cooper 1944-7-15 1581 Riverside Peninsular Range; San Jacinto/Santa Rosa Mtns., Palms to Pines Highway 1372 Comment
  CAS-BOT-BC246101  Keckiella ternata subsp. ternata Marcus E. Jones 1926-6-20 s.n. Riverside 20 miles north of Idyllwild Comment
  UC1971158  Kickxia elatine Scott D. White June 17-20, 1998 6753 B Riverside Along Gavilan Rd. or Santa Rosa Mine Rd.; ca. 7 mi survey route from Gavilan / Cajalco Rd. junction south and east to Santa Rosa Mine / Post Rd. junction. USGS Steele Peak 7 1/2' Quad. Comment
  UCR92082  Kochia scoparia Scott D. White, S. Ogg 1994-10-17 2474 Riverside Temecula Valley, Murrieta Creek, 1000-3000 ft. south of Winchester Road bridge (Banana Avenue) 317 Comment
  UCR202439  Koeleria macrantha Mike Misenhelter 2005-6-8 s.n. Riverside Peninsular Range; San Jacinto Mtns., Idyllwild, south edge of town, 37 acre Lane property south of the intersection of Hwy 243 and Marian View Dr., west edge of Hwy 243 and off Robin Dr., West Ridge Rd., and Chickadee Way 1610 Comment
  CAS-BOT-BC273672  Koeleria pyramidata H. M. Hall 1901-6-1 2376 Riverside San Jacinto Mountains. In the vicinity of Strawberry Valley 1828 Comment
  LA205731  Krameria bicolor Carl Epling; William Robison 1933-6-24 sn Riverside Little San Bernardino Mountains, Morongo Pass Comment
  CAS-BOT-BC43701  Krameria erecta H. M. Hall 1901-6-1 2114 Riverside Eastern base, along the borders of the Colorado Desert Comment
  JOTR32645  Krameria grayi La Doux, Tasha, Mike Bell, Katy Mathews, Alice Miller, Amber Holt 2007-5-23 1693 Riverside Joshua Tree National Park. Stop #2 = Near Geology Tour Rd., N of Malapai Hill 1286 Comment
  RSA0011202  Krameria grayi Martha Hilend 1928-4-15 171 Riverside Colorado Desert near Thousand Palms. Comment
  RSA502493  Lactuca saligna Steve Boyd, T. S. Ross, L. Arnseth 1989-6-11 3734 Riverside Vail Lake area: edge of hills on N of Wilson Creek at E end of lake. 488 Comment
  UCR275220  Laennecia coulteri A. C. Sanders, Karen Kirtland 2016-9-23 42626 Riverside San Jacinto Valley, edge of Mystic Lake at duck hunting ponds below abandoned dairy south of Gilman Springs Rd. between Jack Rabbit Tr. and Eden Hot Springs Rd. 434 Comment
  UCR87643  Lamarckia aurea A. C. Sanders 1994-5-29 14554 Riverside San Bernardino Mtns, Morongo Indian Reservation, low pass between Millard Canyon and Potrero Creek 793 Comment
  RSA390028  Larrea tridentata Geo. Cantwell 1935-4-10 s.n. Riverside Dos Palmas Springs, Salton Sea. Comment
  UCR163926  Larrea tridentata A. C. Sanders, P. J. MacKay, Tim Thomas 2005-2-26 29134 Riverside Sonoran (Colorado) Desert, SE of Hwy 177 toward dunes above Palen Dry Lake, SE end of Coxcomb Mtns. 168 Comment
  UCSB7606  Larrea tridentata Beeks, Richard 1952-4-4 Riverside 7 miles North of Mecca, in Box Canyon Comment
  CAS-BOT-BC338913  Lasthenia californica A. C. Sanders 1993-4-5 13694 Riverside Western edge of Hemet, along S side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and N of Florida Ave. (Hwy 74) 460 Comment
  CAS-BOT-BC338920  Lasthenia californica Philip A. Munz 1932-3-24 12015 Riverside Corona 365 Comment
  CLARK-A1656-700  Lasthenia coronaria Theo Glenn 1979-3-11 Riverside San Jacinto Mountains Comment
  POM361603  Lasthenia coronaria P. J. Remple 1942-3-2 s.n. Riverside San Gorgonio Pass S of Cabazon Comment
  UCR102832  Lasthenia coronaria A. C. Sanders 1997-4-3 20148 Riverside Lake Skinner area, near north foot of Black Mountain, slopes south of Crown Valley 726 Comment
  UCR41244  Lasthenia coronaria N. M. Fellows 1985-3-16 s.n. Riverside San Jacinto Mtns., Oasis de los Osos Preserve of the Nature Conservancy, off Snow Creek Canyon at the N foot of San Jacinto Mts, 1 mile west of Snow Creek Village 489 Comment
  JEPS17279  Lasthenia glabrata subsp. coulteri W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1486 Riverside Cahuilla Valley Comment
  JEPS35628  Lasthenia glabrata subsp. coulteri W. L. Jepson 1939-4-17 19158 Riverside Temecula 304 Comment
  POM13000  Lasthenia gracilis P. A. Munz, I. M. Johnston 1922-5-19 5420 Riverside Hemet Valley, San Jacinto Mountains. 1402 Comment
  CLARK-A1528-4855  Layia glandulosa John C. Roos 1937-4-18 1374 Riverside Cabazon Comment
  SD173201  Layia glandulosa Juergen Schrenk 2005-4-2 16 Riverside Northern Anza Borrego Desert, White Wash Comment
  RSA660653  Layia platyglossa Giancarlo Massarotto 1981-4-11 31 Riverside Calico Road 11 miles east of Corona land mark. 200 yards S. of the road on hills SE of S Mathews Lake. 610 Comment
  UCR230781  Layia platyglossa A. C. Sanders, Nathan Moorhatch 2011-3-22 38781 Riverside Peninsular Range, powerline corridor through hills 6.4 km SW of Perris, 0.61 km east of Hwy 74, south of Ethanac Rd. 503 Comment
  UCR250572  Layia platyglossa A. C. Sanders 2014-4-18 41035 Riverside Peninsular Range, Temescal Canyon, along De Palma Rd. between Indian Truck Trail and Horsethief Canyon roads, SE of Lee (Corona) Lake 375 Comment
  RSA741206  Layia ziegleri Scott D. White, Justin M. Wood 2008-5-15 11961 Riverside San Jacinto Mountains: Garner Valley, NW of Fobes Ranch Rd and NE of Hwy 74, valley bottom. 1357 Comment
  UCR89886  Lemna A. C. Sanders 1992-6-3 12343 Riverside Moreno Valley: March Air Force Base, west of I-215, undeveloped areas north of Van Buren Ave. 518 Comment
  RSA645547  Leonotis nepetifolia A. C. Sanders, G. Helmkamp 1995-12-5 17931 Riverside Riverside: weed in the yard of O.F. Clarke, 1012 Spruce St. near Canyon Crest DR. 305 Comment
  CLARK-A1528-5691  Lepechinia cardiophylla John C. Roos 1960-5-30 Riverside Santa Ana Mountains 1066 Comment
  RSA621635  Lepidium dictyotum R. E. Riefner 1998-3-22 98 -183 Riverside Lake Elsinore. Elsinore Trough between Willard and Murrieta Creek. Comment
  CAS-BOT-BC89442  Lepidium fremontii K. Larson 1976-6-9 2022 Riverside Ca. 25 miles east of Indio. Comment
  UC170137  Lepidium fremontii E. E. Schellenger 1895-12-5 92 Riverside Chuckawalla Bench Colorado Desert Comment
  RSA162684  Lepidium lasiocarpum J. D. Olmsted 1958-3-29 71 Riverside 3 miles N of Cottonwood Spring in Joshua Tree national Monument which is 8 miles from the southern entrance. 991 Comment
  RSA4969  Lepidium lasiocarpum C. B. Wolf 1932-4-27 3029 Riverside Colorado desert, 3/4 mile west of Utopia on Mecca-Blythe road 152 Comment
  UCR272901  Lepidium lasiocarpum Duncan S. Bell, Amanda Bell, Evan Bell (in utero) 2012-1-28 3068 Riverside Mojave Desert, east side of the Arica Mountains, Rice Valley, c. 6 air miles southeast of the ghost town of Rice 202 Comment
  JOTR31226  Lepidium lasiocarpum var. lasiocarpum La Doux, Tasha, Alice Miller, G. Clifton 2009-4-9 2010 Riverside Joshua Tree National Park. Eagle Mountains; (Stop 4) basalt rocky slopes above Pinto Wash, sparsely vegetated 377 Comment
  CAS-BOT-BC89754  Lepidium latipes A. C. Sanders; K. C. Rose 1998-5-21 21865 Riverside Hemet. Flats west of town, east of the canal, south of Highway 74 (Florida) and ca. 0.25 mile west of Warren Road. 457 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
  UCD115887  Lepidium virginicum subsp. menziesii T. B. Salvato; Kent Beaman 2005-5-16 775 Riverside San Jacinto Mtn: San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy 74. 549 Comment
  RSA586324  Lepidium virginicum var. virginicum D. L. Banks, S. D. Boyd 1995-5-3 189 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., E of the Dripping Springs Alcove Area, along the lower alluvial benches of Arroyo Seco. 500 Comment
  UC1008313  Lepidospartum squamatum Rimo Bacigalupi and L. R. Heckard 1953-5-5 4069 Riverside along Morongo Creek, along highway between Morongo Valley and Coachella Valley. 685 Comment
  UCR82897  Lepidospartum squamatum A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15806 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  UCR59468  Leptochloa fascicularis Jeri Hirshberg 1989-7-12 s.n. Riverside Lake Perris: shoreline at east end of lake. 488 Comment
  RSA736654  Leptochloa fusca subsp. uninervia Justin M. Wood 2008-7-16 32 Riverside Gavilan Hills at Temescal Wash, near Olsen Canyon, Morgan property, Alberhill area. Comment
  RSA0095144  Leptosiphon floribundus subsp. glaber Scott D. White, Tasha La Doux 2000-4-20 7702 Riverside South of Hemet: Gibbel Flat in the Santa Rosa Hills. 610 Comment
  RSA58863  Leptosiphon liniflorus P. A. Munz, Percy C. Everett 1950-6-23 14915 Riverside 2 mi. n.w. of Pipe Creek, south end of San Jacinto Mts. 1402 Comment
  UCR138592  Lessingia glandulifera var. glandulifera D. L. Banks 1996-11-7 1218 A Riverside Agua Tibia Mountains, NW Palomar Mountains: Pechanga Indian Reservation, east of San Gabriel Church. At the end of the main road in the Reservation, 1.6 km east of the roads crossing with Pechanga Creek on the N fork of the creek, at the E end of the Reservation 415 Comment
  UCD72382  Leymus condensatus T. B. Salvato; Kent Beaman 2005-5-16 781 Riverside San Jacinto Mtn. foothills. San Jacinto River E of Valle Vista, just downstream from the Forest Service boundary and N of CA Hwy. 74. 549 Comment
  CAS-BOT-BC274536  Leymus triticoides H. Wedberg 1962-7-28 993 Riverside Meadow in Hemet Valley; about 1 mile from Hurkey Creek Public Camp on the road to Santa Rosa Summit, San Jacinto Mountains 1371 Comment
  IRVC12874  Lilaea scilloides B. T. Gittins 1966-5-1 1272 Riverside Santa Rosa Plateau. Peninsular Ranges, Santa Ana Mountains Comment
  RSA221033  Lilium humboldtii subsp. ocellatum E. W. Lathrop 1966-8-11 6549 Riverside Santa Ana Mountains. 4 miles W of Corona between Tin Mine Canyon & Santiago Peak, Skyline Drive. 610 Comment
  RSA48660  Linanthus aureus var. decorus A. M. Alexander, Louise Kellogg 1941-5-15 2173 Riverside North base of Eagle Mountain. 884 Comment
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May 20 2012
  SEINET7073299  Linanthus bellus A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  HSC35458  Linanthus californicus J. D. Ackerman, A. M. Montalvo 1975-6-26 528 Riverside Hwy. 74 between Lake Elsinor and San Juan Capistrano, near upper San Juan Campground Comment
  POM9011  Linanthus californicus P. A. Munz, R. D. Harwood 1920-3-20 3394 Riverside Glenn Ivy 335 Comment
  POM279171  Linanthus dianthiflorus subsp. dianthiflorus Lyman Benson 1932-3-26 3181 Riverside Summit Temecula Grade. Comment
  POM191837  Linanthus jaegeri H. M. Hall 2323 Riverside Tahquitz Peak. Comment
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Oct 29 2006
  POM364714  Linanthus jonesii N. C. Cooper 1949-4-8 3319 Riverside Desert Center. 609 Comment
  RSA776959  Linanthus jonesii Thomas Stoughton, Chrsiti Gabriel, Stephanie Rockwood 2011-3-30 908 Riverside McCoy Wash, east side of McCoy Mountains, pavement plain, approximately 7 miles north of I-10. 290 Comment
  RSA778239  Linanthus jonesii Duncan S. Bell 2009-3-8 44 Riverside Arica Mountains: east side of mountain range, approximately 1.8 air miles northwest of Priest Well. 350 Comment
  UCR254611  Linanthus jonesii Jim Andre, Glenn Clifton, Ron Kelley 2013-3-21 24383 Riverside NE Colorado Desert, West Riverside Mountains; at base of NW corner of range where sand ramps run up against granitic bouldery slopes, about 10 mi. SW of Vidal Jct, 3 mi. south of Grommet RR xing at Hwy 62 363 Comment
  SEINET3363884 Image available Linanthus lemmonii Marcus E. Jones 1882-4-25 3174 Riverside San Jacinto Comment
  UCR177112  Linanthus lemmonii Bill Wagner 1994-5-11 s.n. Riverside Black Mountain, c. 4 miles NNE of Lake Skinner 915 Comment
  UCR35062  Linanthus lemmonii L. B. Ziegler 1967-6-21 164 Riverside San Jacinto Mtns, Hemet [= Garner] Valley 1402 Comment
  UCR177320  Linanthus liniflorus Scott D. White, Michael Honer 2003-5-27 9406 Riverside Gavilan Hills / Temescal Canyon, hills and canyons c. 1 mile north of the I-15 Fwy and 1 mi east of Lake Street exit, south and/or west of unnamed peak '2349 549 Comment
  UCR266911  Linanthus liniflorus D. E. Bramlet 1998-6-4 2634 Riverside North Domenigoni Hills, 3.8 mi. ESE (97 deg. ) of Winchester 608 Comment
  UCR35059  Linanthus liniflorus subsp. pharnaceoides L. B. Ziegler 1967-9-6 239 Riverside San Jacinto Mtns, Hemet Valley (=Garner Valley), Quinn Flats region 1375 Comment
  UCR93839  Linanthus parviflorus 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
  UCR171720  Linaria canadensis var. texana John F. Green 2006-4-25 s.n. Riverside Peninsular Ranges, Temecula, Southern California Edison right of way between residential areas, N-S corridor between S General Kearny Road and La Serena Way; east of Veterans Park 366 Comment
  UCR281260  Linaria canadensis var. texana Mitch Provance, Jeremiah George 2017-3-21 317- 59 Riverside Temescal Valley, S side of Highway I-15, 0.2 miles SSE of Glen Eden Rd. and De Palma Rd. 396 Comment
  RSA468204  Lithophragma Gale Sphon 1955-5-21 s.n. Riverside 2 miles west of Mountain Center. Comment
  UCR25552  Lithophragma affine John C. Roos 1941-4-19 168 Riverside Peninsular Range, Loma Linda Hills/Box Springs Mtns.; plateau in Reche Canyon 671 Comment
  RSA688852  Loeflingia squarrosa Scott D. White, Michael Honer 2003-5-13 9256 Riverside Whitewater Canyon, ca. 2 miles north of Bonnie Bell. 579 Comment
  UCSB5121  Loeseliastrum matthewsii Broder, Richard 1958-03 Riverside 16.5 miles west of Desert Center on US 60-70 Comment
  JEPS69807  Loeseliastrum schottii W. L. Jepson and H. M. Hall 1901-5-30 1552 Riverside Temecula R. between Aguanga and Temecula; Temecula R. Comment
  RSA0026114  Loeseliastrum schottii J. Andre, G. L. Clifton, Ron Kelley 2013-3-21 24396 Riverside West Riverside Mountains; at base of NW corner of range where sand ramps West Ridge, south of Double View Drive and Deer Foot Lane. Southwest from Idyllwild, and Strawberry Valley., Started near 33.72895N, 116.73415W. And ended at Inspiration Point, near run up against granitic bouldery slopes, about 10 miles SW of Vidal Jct., 3 miles south of Grommet RR xing at Highway 62. 363 Comment
  UCR83196  Logfia filaginoides A. C. Sanders 1994-5-15 14487 Riverside Mount Rubidoux, a rocky granitic hill on the NW side of Riverside on the E bank of the Santa Ana River 400 Comment
  RSA267960  Lomatium dasycarpum subsp. dasycarpum C. W. Tilforth, Dorothy Tilforth 1977-3-6 1263 Riverside 0.3 miles E of El Cariso Forest Station, W of Lake Elsinore, Hgwy 74 & Forestry Rd. 6S06. Comment
  RSA452089  Lomatium dasycarpum subsp. dasycarpum N. C. Cooper 1944-6-4 1324 Riverside Elsinore Mountain; Lookout at top. 1066 Comment
  RSA0105317  Lomatium lucidum D. L. Banks 1997-2-23 1315 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
  POM10335  Lomatium vaginatum Charlotte M. Wilder 1907-05 770 Riverside Jurupa Hills Comment
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Dec 8 2013
  UCR166156  Lonicera interrupta T. B. Salvato, John F. Green 2004-5-27 564 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-BC234805  Lonicera subspicata Victor Duran 1933-7-2 3496 Riverside Vandeventer Flat, Santa Rosa Mts. 1524 Comment
  UC219569  Lonicera subspicata var. denudata P. A. Munz 1922-6-25 5823 Riverside Hemet Valley to Vandeventer; San Jacinto Mts. 1432 Comment
  UCR58166  Lotus argophyllus George K. Helmkamp 1989-10-7 s.n. Riverside San Jacinto Mtns., Edge of Lake Hemet 1400 Comment
  RSA483573  Lotus crassifolius D. Charlton 1988-5-21 1970 Riverside Thomas Mountain Road, from North to South. West of Garner Valley and South of Lake Hemet on Hwy 74. 1829 Comment
  RSA5428  Lotus crassifolius Carl B. Wolf 1932-8-4 1540 Riverside Point View near Idyllwild. 1646 Comment
  UCR24895  Lotus crassifolius A. C. Sanders 1980-7-22 1701 Riverside Peninsular Range; San Jacinto Mtns., Drainage of the north fork of the San Jacinto River, along Forest Service Road 4S02, 0.8 mi south of Dark Canyon Campground, c. 2 air mi north of Pine Cove. 1829 Comment
  RSA722995  Lotus grandiflorus var. grandiflorus M. Wall 2007-7-6 434 Riverside San Jacinto Valley at sharp bend in Bautista Canyon Rd. 3.1 miles SE of jct. with Fairview Ave. 671 Comment
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Dec 22 2018
  RSA773129  Lotus hamatus Duncan S. Bell, Joy D. England 2010-6-7 1265 Riverside San Bernardino National Forest: Rouse Ridge, approximately 1.4 air miles southeast of junction of Highway 74 and forest service road 5S15. 780 Comment
  UCR102883  Lotus humistratus A. C. Sanders 1997-3-26 20125 Riverside Lake Skinner area, large clay patch adjacent to the Skinner entrance road, c. 1 km NE of Borel Rd. 473 Comment
  RSA680159  Lotus nevadensis var. nevadensis Scott D. White, Teresa Salvato, Lia DeMarco, Jessica Christian 2001-6-30 8629 -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
  CLARK-A1528-483  Lotus oblongifolius Frank C. Vasek 1964-7-25 640725-4 Riverside San Jacinto Mountains Comment
  UC864847  Lotus oblongifolius var. oblongifolius I. W. Clokey and E. G. Anderson 1935-8-21 6721 Riverside Hemet Lake 1300 Comment
  UCR178199  Lotus purshianus Tracy Tennant, Jeffrey Ross 1998-7-21 MOR- 649 Riverside San Bernardino Mtns., Morongo Indian Reservation, side canyon east of Hathaway Canyon, tree stand F-06 915 Comment
  RSA161288  Lotus rigidus Peter H. Raven 1958-5-5 12887 Riverside Jumbo Rocks Camp Ground, Joshua Tree National Monument Comment
  RSA498791  Lotus rigidus S. B. Parish 1917-4-4 s.n. Riverside Palm Canyon Comment
  JEPS55902  Lotus scoparius W. L. Jepson 1927-4-11 11627 Riverside Whitewater 457 Comment
  RSA339065  Lotus strigosus R. F. Thorne, C. W. Tilforth 1980-5-28 54244 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  RSA689379  Lotus strigosus Scott D. White 2001-4-18 8366 Riverside Coachella Valley: Palm Springs. NE corner of Sunrise Dr. and San Raphael Dr. (Palm Springs) 152 Comment
  RSA701361  Lotus strigosus Steve Boyd, Aydee Virgen 2004-4-13 10874 Riverside San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon. Comment
  RSA781657  Lotus strigosus Duncan S. Bell 2009-3-8 78 Riverside Arica Mountains: northwest side of mountain range approximately 3.2 air miles northwest of Priest Well or approximately 6.5 air miles southwest of the ghost town of Rice. 513 Comment
  UCR107403  Lotus strigosus B. G. Pitzer 1997-3-23 2975 Riverside Perris-Aguanga Basin Region, Lakeview Mtns, c. 1 air mi. SSW of Mt. Rudolph, along powerline road 0.3 mi. east of Contour (Juniper Flats) Rd. 610 Comment
  UCR176188  Lotus strigosus Amber Bruno 2005-4-14 13 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
  RSA779021  Lotus strigosus var. strigosus Duncan S. Bell 2010-4-1 653 Riverside Arica Mountains: east side of the mountain range, west side of Rice Valley, near the lowest eastern drainage point for the Arica mountains ; approximately 4.3 air miles southeast of the ghost town of Rice. 209 Comment
  UCR214552  Lotus strigosus var. tomentellus A. C. Sanders 2010-3-15 37393 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
  RSA704539  Lotus tomentellus LeRoy Gross 2005-3-3 1583 Riverside Palen Mountains, south side. Near end of old prospect road., [From] Near 33.71244N, 115.11171W. to 33.72053N, 115.11051W. 207 Comment
  POM158200  Lotus unifoliolatus P. A. Munz 1928-9-6 11283 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  UCR189545  Ludwigia peploides subsp. peploides Fred M. Roberts, S. Leatherman 2007-9-19 6582 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  RSA90137  Ludwigia peploides subsp. peploides E. K. Balls, George B. Everett 1953-8-19 18528 Riverside Lake Fulmore, on road from Banning to Idyllwild. 1625 Comment
  RSA0042691  Lupinus Henry J. Ramsey, Henry J. Ramsey 1938-4-26 1704 Riverside Cabazon. Comment
  JEPS65447  Lupinus arizonicus Mary Beal 1941-4-6 858 Riverside Painted Canyon Mojave Desert, Mecca Hills, Coachella Valley Comment
  POM349956  Lupinus arizonicus M. B. Dunkle 1933-3-4 3037 Riverside Painted Canyon, Colorado Desert. 30 Comment
  RSA160028  Lupinus arizonicus David B. Dunn 1946-2-22 1965 Riverside All American Canal catch basin from desert washes. Orocopia Mts. north east of the Salton Sea. Comment
  RSA86947  Lupinus arizonicus F. W. Peirson 1935-4-17 11472 Riverside 25 miles north of Blythe, eastern Riverside. Comment
  SBBG19617  Lupinus arizonicus D. Emery 1957-3-30 Riverside Hwy 74, just above Palm Desert Comment
  UCD105755  Lupinus arizonicus Dan Axelrod 1932-3-23 s.n. Riverside Palm Springs. Comment
  UCR244879  Lupinus arizonicus Jim Andre 2012-3-19 21387 Riverside Sonoran (Colorado) Desert, Palen Mountains, along Palen Pass Rd at Palen Pass 383 Comment
  VVC216  Lupinus arizonicus Bland Ewing 1960-2-15 ? Riverside Box Canyon. Hwy 195. 183 Comment
  RSA787061  Lupinus bicolor Robert F. Thorne 1973-5-23 43856 Riverside Santa Rosa Plateau- Mesa De Colorado, grasslands near vernal marsh 610 Comment
  SD128292  Lupinus concinnus R. Mitchel Beauchamp 1971-5-15 2415 Riverside Black Mountain campground, San Jacinto Mountains. 2207 Comment
  POM97117  Lupinus densiflorus var. lacteus P. A. Munz 1925-5-20 9841 Riverside East of Dripping Springs. 518 Comment
  CAS-BOT-BC216690  Lupinus excubitus subsp. hallii Ynez Whilton Winblad 1937-4-3 s.n. Riverside Between Beaumont and Riverside Comment
  POM12627  Lupinus excubitus var. austromontanus Philip A. Munz, I. M. Johnston 1922-5-21 5499 Riverside 2 mile below Kenworthy, Thomas Valley 1372 Comment
  RSA503924  Lupinus excubitus var. austromontanus N. C. Cooper 1944-5-20 1308 Riverside Palms to Pines Hwy, San Jacinto Mts. 1280 Comment
  RSA652215  Lupinus excubitus var. austromontanus G. Foster 1961-5-12 122 Riverside Highway to Idyllwild, Beaumont side. Comment
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Feb 18 2013
  UCD107674  Lupinus excubitus var. austromontanus C. V. Meyer 1927-6-1 166 Riverside San Jacinto Mountains. 1737 Comment
  SEINET10838184  Lupinus excubitus var. austromontanus David Charlton 1988-5-28 Charlton 2120 Riverside Santa rosa mtns., S of hwy. 74 Dirt road to toro and santa rosa peaks. Yellow Pine forest with: pinus jefferyi, calocedrus decurrens, abies concolor, and Montane chaparral elements. Rocky hills with gray colored soils form decomposed Granite. Toro camp area, w-facing slopes; fairly common purple-flowered 1' Perennial in hot area 2286 Comment
  SD152850  Lupinus excubitus var. hallii Steve Boyd, Tim Ross, Orlando Mistretta 1992-2-26 6703 Riverside Santa Ana Mountains, San Mateo Canyon Wilderness Area, San Mateo Canyon from Fisherman's Camp downstream to the confluence with Bluewater Canyon, benches at confluence with Bluewater Canyon 305 Comment
  UCR251691  Lupinus excubitus var. hallii M. A. Voeltz 2014-5-25 s.n. Riverside Peninsular Range; Santa Ana Mtns., Tin Mine Canyon near Corona, Cleveland National Forest, Trabuco Ranger District 403 Comment
  RSA613661  Lupinus hirsutissimus D. L. Banks, Victor W. Steinmann 1997-3-13 1459 Riverside Agua Tibia Mountains: Vail Lake area, north and just S of Hwy. 79. The hills east of the Dripping Springs alcove and west of Vail Lake Marina Road, that were burned in the Vail fire of May 1996. 476 Comment
  POM13291  Lupinus hyacinthinus E. C. Jaeger 1921-7-8 1060 Riverside Dark Canyon, San Jacinto Mts 2439 Comment
  POM9809  Lupinus hyacinthinus E. C. Jaeger 1921-7-2 s.n. Riverside Tahquitz Valley. 2195 Comment
  SEINET10489268  Lupinus latifolius subsp. parishii August J. Breitung 1953-5-30 Breitung 15323 Riverside San juan canyon. In live oak grove. Comment
  SFV13141  Lupinus longifolius M. J. Thor 1982-9-17 148 Riverside San Jacinto Mountains Idyllwild Park. Lily Creek, rocky part along roadway. 1616 Comment
  OBI48506  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-15 1341 Riverside Pasture and adj dirt rd, Guava St (DeLuz Rd) 0.4 mi S jct. Washington Ave in Murietta Comment
  RSA775449  Lupinus sparsiflorus Orlando Mistretta, Duncan S. Bell, Jill Beckman, Joy D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4409 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
  UC1178511  Lupinus sparsiflorus Peter Kamb 1948-4-11 904 Riverside Whitewater wash near Whitewater (Coachella Valley); Coachella Valley 457 Comment
  UC63257  Lupinus sparsiflorus H. M. Hall 1904-5-16 4946 Riverside Fairmont Park; vicinity of Riverside 243 Comment
  UC68636  Lupinus sparsiflorus H. M. Hall Apr 1905 5759 Riverside Palm Springs; Colorado Desert 152 Comment
  UC710889  Lupinus sparsiflorus C. L. Hitchcock 1940-3-29 5852 Riverside Sandy wash Cottonwood Springs (Cottonwood Springs) Comment
  HSC79895  Lupinus sparsiflorus subsp. sparsiflorus James Henrickson 1973-3-18 2700 Riverside 16 (air) mi. E of Temecula, 2.9 mi. E of Aguanga along Hwy. 71 823 Comment
  UCR16260  Lupinus succulentus Shirley Hill 1963-4-24 630424- 5 Riverside 4 mi east of Sunymead on Hwy 60-70, in parking area of fruit stand 550 Comment
  RSA700067  Lupinus truncatus Scott D. White, Michael Honer 2003-4-25 9097 Riverside San Bernardino Mountains: Whitewater Canyon, about midway between Bonnie Bell and Whitewater Trout Farm. West side of road, on alluvial fan adjacent steep east-facing mountain slope. 610 Comment
  UCR91643  Lupinus truncatus Steve Boyd, D. L. Banks 1995-4-5 8427 Riverside Agua Tibia Mountains, Palomar Range, Agua Tibia Wilderness Area; northern flank of Agua Tibia Mtn. at the E edge of Dripping Springs Alcove in tributary of Arroyo Seco, west of the lower Dripping Springs Trail, just south of the Wilderness boundary 610 Comment
  POM184502  Lycium andersonii C. Leo Hitchcock 1932-4-7 12207 Riverside Corn Springs. Comment
  RSA0103094  Lythrum californicum Duncan S. Bell, Josh Brito, John Woodruff 2015-7-15 8546 Riverside Santa Rosa Mountains; south of Cactus Spring Trail; in Horsethief Creek. 1064 Comment
  UCR163891  Lythrum californicum B. G. Pitzer 2001-8-19 4344 Riverside Peninsular Range; Santa Rosa Mountains, Carrizo Canyon, sheep guzzler c. 0.5 mi. SW of where Hwy 74 crosses canyon 701 Comment
  RSA675800  Lythrum hyssopifolia Scott D. White 2001-7-9 8718 Riverside Menifee: 1 mile southwest of Bell Mtn. and 1/2 mile east of I-215 Freeway. 445 Comment
  UCR55266  Lythrum hyssopifolia L. F. LaPre 1988-7-22 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, at the begining of Oak Hill Trail, Nature Conservancy Preserve Comment
  UCR114747  Maclura pomifera A. C. Sanders, K. C. Rose 1999-6-18 22798 Riverside Skinner/Domenigoni area, French Valley, E side of Washington Ave., 1/2 mile south of Rawson Rd. 439 Comment
  UC33264  Madia elegans H. M. Hall 1901-6-29 2268 Riverside w side San Jacinto Mountains; w side San Jacinto Mountains 1615 Comment
  UC489132  Madia elegans C. V. Meyer 1928-7-26 529 Riverside w side San Jacinto Mt. 2286 Comment
  UC63218  Madia gracilis H. M. Hall 1901-6-25 Riverside Fuller's Mills <M?> San Jacinto Mountains., Fuller's Mills <M?> 1524 Comment
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Jan 3 2014
  CAS-BOT-BC206696  Malacothamnus densiflorus J. T. Howell 1928-7-8 1056 Riverside Santa Ana Mts., above Glen Ivy 914 Comment
  UC310785  Malacothamnus fasciculatus Philip A. Munz 1925-5-20 9865 Riverside near Corona 426 Comment
  RSA752792  Malacothrix californica Scott D. White, Justin M. Wood 2009-5-21 12863 Riverside San Jacinto Mountains: Garner Valley, near abandoned duck ponds, S of Quinn Flat. 1357 Comment
  RSA94968  Malacothrix californica F. W. Peirson 1914-04 1478 Riverside Beaumont Comment
  UC218096  Malacothrix clevelandii P. A. Munz and I. M. Johnston 1922-5-19 5347 Riverside 5 mi ne Murietta 457 Comment
  UCR22107  Malacothrix clevelandii Steve Boyd 1980-5-15 273 Riverside Gavilan Hills, Harford Springs County Park, northwest corner of the Gavilan plateau 625 Comment
  CAS-BOT-BC345465  Malacothrix coulteri H. M. Hall 1902-4-21 2925 Riverside Vicinity of Riverside 487 Comment
  CAS-BOT-BC347682  Malacothrix glabrata Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater 304 Comment
  CDA8302  Malacothrix glabrata T. C. Fuller 1962-4-3 7987 Riverside Highway 99, 0.4 mile north of turn-off to Twenty Nine Palms. 0 Comment
  POM14298  Malacothrix glabrata P. A. Munz, D. D. Keck 1922-4-9 4817 Riverside Southern base of Eagle Mountains, 3 miles northeast of the 'Hayfields' 213 Comment
  RSA0013749  Malacothrix glabrata April Garbat, Sarah J. De Groot 2013-3-27 26 Riverside Hwy 177 N of Hwy 10, N of Palen Pass Rd. On E side of the road 398 Comment
  UCR103992  Malacothrix glabrata George K. Helmkamp 1998-4-3 3079 Riverside Sonoran (Colorado) Desert/San Jacinto Mtns., Snow Creek area north of Mt. San Jacinto; at edge of stream south of Snow Creek Rd at a point 1.4 mi. south of Calif. Hwy 111 396 Comment
  UCR272432  Malacothrix glabrata Cheryl Sevilla, Sarah J. De Groot 2015-3-16 022 Riverside San Bernardino Mountains, San Gorgonio Wilderness Area, just west of Mission Creek, 0.8 mile northwest of the Stone House 811 Comment
  UC354462  Malacothrix saxatilis var. tenuifolia Edmund C. Jaeger 1925-7-2 Riverside Jack Rabbit Trail between Moreno and Beaumont Comment
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Mar 21 2011
  CAS-BOT-BC348025  Malacothrix stebbinsii Carl B. Wolf 1941-4-28 10092 Riverside Mojave Desert. S. base of Old Dad-Granite Mt. Range. Mouth of Willow Spring Canyon 1219 Comment
  SEINET10625161  Malva parviflora Nye Leith, Greg Gust 2005-3-11 Nye 63 Riverside Lake Elsinore. Intersection of Malaga and Mission Trail Rd. 398 Comment
  RSA593977  Malva parviflora D. L. Banks, Elizabeth Hedge Banks 1996-5-2 963 Riverside NW Palomar Mountains; Agua Tibia Mountains; NW foothills of Dorland Mtn.; S end of Los Caballos Road, approximately 20 m N of the gate to the University of California-Emerson Oaks Reserve, at the junction with the road to the local golf course. 427 Comment
  UCR272499  Malvella leprosa Mitch Provance 2013-6-16 613- 23 B Riverside Santa Ana River Valley, City of Riverside, Arlanza neighborhood, Foothill Elementary School on Wells Avenue, about 0.4 mi W of Van Buren 226 Comment
  UC1419866  Marina orcuttii Jan Zabriskie 1976-6-1 849 Riverside near Horsethief Creek (Cactus Spring trail, Boyd Deep Canyon Desert Research Center, University of California); Santa Rosa Mts. 1127 Comment
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Mar 20 2011
  UCD106740  Marina parryi C. L. Hitchcock 1966-3-21 24327 Riverside Mule Mts., 20 mi. s.w. of Blythe. Comment
  UCR176680  Marrubium vulgare G. S. Nuessly 1980-10-11 s.n. Riverside Riverside: U.C. Riverside campus, near Health Center 351 Comment
  RSA543943  Marsilea vestita Steve Boyd, Dave Bramlet 1991-5-13 6223 Riverside Winchester Valley between Winchester and Hemet along upper Salt Creek drainage. N of Santa Fe RR tracks, W of San Diego aqueduct. Comment
  UCR181958  Marsilea vestita Mitch Provance 2005-5-17 6587 Riverside Warm Springs Valley, Terra Cotta, Nichols Rd. Wetland at Alberhill Creek, c. 100 yards SE of the Durant RR siding, the site bordered along the NW by Pierce St. and on the N by Alberhill Creek, with Baker St. more or less bisecting the collection site 421 Comment
  UC219238  Marsilea vestita subsp. vestita P. A. Munz and I. M. Johnston 1922-5-5 5154 Riverside near Moreno (Mystic Lake) 426 Comment
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Mar 20 2011
  GMDRC3508  Matelea parviflora J. Andre, T. La Doux 2008-9-16 10704 Riverside Little San Bernardino Mountains: Joshua Tree National Park: among boulders on NE end of Splitrock Picnic Area. Queen Mountain USGS 7.5 min Quad 34 deg. .534' N 116 deg. 3.098' W. Elev. 4354 ft. 1327 Comment
  RSA614472  Meconella denticulata D. L. Banks 1997-4-5 1703 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. South of Dorland Mountain, just west of the Wilderness Area boundry, along a tributary of the north fork of Pechanga Creek. 518 Comment
  UCR30815  Meconella denticulata John C. Roos 1950-5-6 4783 Riverside Peninsular Range; Santa Ana Mtns., Head of Hagador Canyon, south of Corona 1037 Comment
  CLARK-A1528-2858  Medicago polymorpha John C. Roos 1952-4-9 5487 Riverside Fairmont Park Comment
  UCR37473  Medicago polymorpha Steve Boyd 1981-4-10 s.n. Riverside Gavilan Hills, Gavilan Hills, section 34, where road crosses stream [SE of Gavilan Springs Ranch] 640 Comment
  RSA526170  Medicago polymorpha Steve Boyd, T. S. Ross 1990-5-11 4673 Riverside Vail Lake area, Arroyo Seco drainage, canyon bottom at N base of Wild Horse Peak, SE of Dripping Springs campground of Cleveland National Forest. 579 Comment
  SEINET13203029 Image available Medicago truncatula Walter Graves 1996-1 5971 Riverside Riverside, cultivated at UCR agricultural operations fields (Riverside East 7.5' Q.) 366 Comment
  SEINET238796 Image available Melia azedarach A. C. Sanders 1997-1 20616 Riverside Lake Skinner area; old house site at gated road junction into Shipley Reserve area ca. 1 km NE of Lake Skinner in mout 457 Comment
  RSA27236  Melica imperfecta C. L. Hitchcock 1940-4-12 6042 Riverside 8 mi. northwest of Elsinore 457 Comment
  RSA683857  Melica imperfecta Scott D. White, Michael Honer 2003-4-4 8942 Riverside Dissected bajada bench, below and east of Horsethief Canyon; immediately S of I-15 Freeway. 366 Comment
  SBBG35009  Melica imperfecta T. L. Secrest 1951-5-18 Riverside San Jacinto River bed, E of Hemet Comment
  UC149807  Melica imperfecta H. M. Hall 1902-4-26 2974 Riverside vicinity Riverside (Box Springs Mt.); Box Springs Mt. 685 Comment
  UCD87741  Melica imperfecta A. A. Beetle 1944-4-27 3001 Riverside West of Murietta. Comment
  UCR104594  Melica imperfecta G. R. Ballmer 1998-3-14 s.n. Riverside Santa Ana Mtns., Walker Basin, west of Temecula, south of Rancho California Rd., vicinity of Via Vaquero 396 Comment
  UCR202408  Melica imperfecta 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
  UCR240631  Melica imperfecta Tracy Tennant, Mitch Provance 1998-6-16 MOR- 405 Riverside San Bernardino Mtns. Foothills, Morongo Indian Reservation, upper Millard Canyon, north of Cabazon 1052 Comment
  UCR84642  Melica imperfecta Scott D. White, S. Ogg 1994-4-21 1982 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  RSA0029101  Melica imperfecta John F. Emmel 1989-4-5 1120 Riverside along road 0.3 air mi south of Alvin Meadow spring, west of Idyllwild. 1500 Comment
  UCR104900  Melilotus indicus A. C. Sanders 1997-3-19 20032 Riverside Lake Skinner area, S foot of Bachelor Mtn., across the northern arm of the lake from the boat ramp, from dirt track down to lakeshore 457 Comment
  UCR147707  Melilotus indicus Steve Boyd, Aydee Virgen 2004-4-13 10878 Riverside Peninsular Ranges/Santa Ana Mtns region, San Mateo Canyon, midway between confluence with Los Alamos Canyon and Tenaja Canyon Comment
  UCR241513  Mentzelia A. C. Sanders, Mitch Provance, Fred M. Roberts 2013-3-22 40643 Riverside Sonoran (Colorado) Desert, Chuckwalla Mountains, Graham Pass at large wash crossing Graham Pass Rd. north of the summit 410 Comment
  RSA440355  Mentzelia affinis Robert Gustafson 1978-3-21 845 Riverside Joshua Tree National Monument, about 3 miles north on the road leading through the park and Hwy 70. 640 Comment
  UC1595626  Mentzelia affinis Steve Boyd and Dave Bramlet 1991-5-13 6257 Riverside ESE. Vicinity of ultramafic outcrop on ridge top S of S-end of Warren Rd. Winchester; Domenigoni Hills, N Side of Domenigoni-Diamond Valleys 548 Comment
  RSA69703  Mentzelia affinis F. W. Peirson 1928-3-11 7713 Riverside 8 miles SE of Palm Springs, Riverside County. Comment
  UCR102722  Mentzelia involucrata B. G. Pitzer 1998-1-24 3408 Riverside Sonoran (Colorado) Desert, N foot of Chuckwalla Mtns, Eagle Mt Rd, south side of Hwy I-10, 0.8 mi south of Hwy at powerline rd, & wash directly south of road 500 Comment
  POM15051  Mentzelia involucrata var. megalantha Mary F. Spencer 1922-3-29 1990 Riverside Mecca -49 Comment
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May 29 2011
  POM259507  Mentzelia involucrata var. megalantha E. C. Jaeger 1939-12-26 s.n. Riverside Fargo Canyon, colorado desert. Comment
  UCR220145  Micropus californicus D. E. Bramlet 1989-4-12 1834 Riverside Peninsular Range; Perris-Aguanga Basin region, South Domenigoni Hills, 600 ft. east of Rawson Canyon, c. 6000 ft. south of Newport Rd. [site now under water of Diamond Valley Reservoir] 518 Comment
  UCR85581  Microseris campestris Julie A. Greene 1993-4-30 1289 Riverside San Jacinto Valley, San Jacinto Wildlife Area. south of visitor center road and north of the old San Jacinto River drainage 433 Comment
  RSA696126  Microseris douglasii A. C. Sanders, Carolyn Washburn 2001-4-17 24049 Riverside San Jacinto Valley: southwest edge of Hemet, north of Stetson Av. midway between Warren Rd. and California Av., east of canal. 457 Comment
  RSA660502  Microseris douglasii subsp. douglasii A. C. Sanders, K. C. Rose 1998-5-21 21860 Riverside Hemet: alkaline flats west of town, E of the canal, S of Hwy 74 (Florida) and ca. 1/4 mi. W of Warren Rd. 457 Comment
  UCR225581  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2011-3-29 38870 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
  POM15165  Microseris lindleyi Mary F. Spencer 1922-4-23 531 Riverside Maillard Canyon, prope [near] Banning. 701 Comment
  UCR213301  Microseris lindleyi A. C. Sanders, T. B. Salvato, Matthew Malle, Jonas Winbolt, Katie A. Kurtz 2010-3-31 37706 Riverside Peninsular Range; foothills of Gavilan Hills, Temescal Canyon at Alberhill, c. 1/2 mi. west of Lake St. on north side of I-15, near Temescal Canyon Rd. undercrossing, at north edge of Concordia Ranch Rd. 378 Comment
  SEINET2053747 Image available Microseris linearifolia Richard Montijo 1990-4-27 Riverside Rancho California area; E of Santa Rosa Plateau, Green Meadow Road off de Potola Road. Sage 7.5 Quad 609 Comment
  UC729965  Mimulus aurantiacus var. pubescens Carl B. Wolf 1932-5-24 3657 Riverside 1 mi above Fish Hatchery (n base of mts.); San Jacinto Mts., Snow Creek Canyon 792 Comment
  UCR180133  Mimulus aurantiacus var. pubescens Mitch Provance 2003-4-26 9888 Riverside Santa Ana River Valley, northern extreme of the La Sierra Hills, on the N-facing slopes and ridges just south of Crestlawn Memorial Cemetery 427 Comment
  UCR37482  Mimulus aurantiacus var. pubescens Steve Boyd 1981-3-2 s.n. Riverside Gavilan Hills, Dawson Canyon. About 1 mi downstream from narrows Comment
  POM87  Mimulus aurantiacus var. puniceus C. F. Baker 1904-4-4 4152 Riverside Elsinore. Comment
  UCD122360  Mimulus aurantiacus var. puniceus Geoffrey Levin 1975-4-26 484 Riverside Mayhew Canyon Wash 1.5 mi. SE of Glen Ivy on Highway 71. Drainage Area: Pacific Slope. 335 Comment
  RSA124413  Mimulus bigelovii var. bigelovii Percy C. Everett, E. K. Balls 1958-4-29 23017 Riverside U. S. Hwy. 60/70, Indio to Blythe, 1 mi. W. of Cactus City. Comment
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Mar 20 2011
  RSA420949  Mimulus bigelovii var. bigelovii Howard Mullins 1931-4-26 s.n. Riverside Mecca Comment
  UCSB6096  Mimulus bigelovii var. bigelovii Haller, John 1960-4-2 Riverside south side of US 60-70; 5.8 miles east of Desert Center 243 Comment
  RSA614625  Mimulus brevipes D. L. Banks 1997-3-29 1571 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
  RSA606285  Mimulus diffusus Jon E. Keeley 1994-4-22 25326 Riverside Shipley Reserve 670 Comment
  UCR12597  Mimulus floribundus Bill Schultz 1972-4-30 720430- 10 Riverside Santa Ana River bottom, 200 yards west of where power lines make turn where palm trees are west of dump 2 mi south of Mt. Rubidoux 305 Comment
  SEINET4095837  Mimulus fremontii C. Davidson 1975-1 2808 Riverside 5.4 miles north of alandale Station on road R1 from Idyllwild to Banning. 1652 Comment
  UCR37616  Mimulus guttatus George K. Helmkamp 1984-5-2 D 20 Riverside Little San Bernardino Mountains, Big Morongo Canyon, 3 - 3.5 miles below the caretaker's house at the Big Morongo Preserve 610 Comment
  RSA0030782  Mimulus moschatus var. longiflorus N. C. Cooper 1944-7-16 1564 Riverside San Jacinto Mtns. above Pine Cove. Along mountain trail. 1829 Comment
  JEPS3996  Mimulus parishii W. L. Jepson 1901-5-22 1402 Riverside near San Jacinto Mt.; Palm Canyon 914 Comment
  UCR110957  Mimulus pilosus George K. Helmkamp 1998-6-27 4104 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-A1045-316  Mimulus puniceus George K. Helmkamp 1978-6-1 #1 Riverside Santa Ana Mountains near Murietta; ; Wildomar 7.5'Q 426 Comment
  CAS-BOT-BC388774  Minuartia douglasii Steve Boyd 1992-4-15 6855 Riverside Santa Ana Mtns, San Mateo Cyn Wilderness Area. Bluewater Cyn along Bluewater Tr. downstream to the confluence with San Mateo Creek 487 Comment
  JEPS51438  Minuartia douglasii W. L. Jepson May 17 1901-Jun 1 1901 Riverside Chalk Hill San Jacinto Mountain Comment
  UCR226606  Mirabilis bigelovii var. retrorsa Jim Andre 2011-2-18 15818 Riverside Coachella Valley, north end of valley at base of Morong Canyon, 0.5 mi north of indian Canyon Road, 1 mi west of Hwy 62 473 Comment
  CAS-BOT-BC502090  Mirabilis laevis A. C. Sanders; Jim Malusa 2015-9-10 41860 Riverside Sonoran (Colorado) Desert: Bradshaw Trail, 0.85 mi SE of its jct with Summit Rd in Salt Creek Canyon, at wash crossing, at edge of Chocolate Mtns Aerial Gunnery Range 480 Comment
  UCD98077  Mirabilis laevis var. crassifolia Franklin C. Raney 1959-4-30 59 -5 Riverside State Highway 74, 1 mile east of Romoland. Comment
  CAS-BOT-BC434819  Mirabilis laevis var. retrorsa Ynez Whilton Winblad 1937-3-23 s.n. Riverside 29 Palms Canyon Comment
  CAS-BOT-BC434825  Mirabilis laevis var. retrorsa Javier Penalosa 1963-4-11 2812 Riverside Pines-to-Palms Highway (#74) above Palm Desert. 762 Comment
  UC212968  Mirabilis laevis var. villosa S. B. Parish 1918-4-3 11704 Riverside Lakeside Mountains 457 Comment
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Nov 20 2011
  RSA592702  Mirabilis multiflora var. pubescens Scott D. White, D. Haselfeld 1996-7-2 4273 Riverside Pinyon Flat area, N of Hwy. 74, ca. 10 road mi. E of junction w/ Hwy. 371. W facing slope of Sugarloaf Mtn and adjacent valley. 1250 Comment
  VVC701  Mirabilis tenuiloba P. J. MacKay, C. Sanders 1997-2-8 94 Riverside Colorado Desert, Palm Springs; vacant lot on Bogart Trail (street). 169 Comment
  SEINET8255138  Mohavea D. W. McNeal 1988-3-18 3230 Riverside bottom of Mecca Canyon beside Hwy. #195, 9.5 mi. sw. of Interstate #10 s. of Joshua Tree Nat. Mon. Comment
  JEPS9870  Mohavea confertiflora W. L. Jepson 1927-4-12 11661 Riverside Colorado Desert, Mecca Hills, Painted Canyon Painted Canyon; Colorado Desert, Mecca Hills, Painted Canyon 76 Comment
  RSA408760  Mohavea confertiflora Robert Gustafson 1980-4-3 1518 Riverside Orocopia Mountains, about 15 miles E of Mecca on Box Canyon road, thence about 2 miles S along dirt road 579 Comment
  RSA408771  Mohavea confertiflora Martha Hilend 1928-3-11 92 Riverside Morongo Pass, Colorado Desert region. Comment
  RSA776136  Mohavea confertiflora Duncan S. Bell, Amanda Turek 2010-4-10 806 Riverside Riverside Mountains; southern section of the mountain range; approximately 1 air mile southwest of Riverside Mountain Peak. 269 Comment
  UCSB17614  Mohavea confertiflora Gerhart, Janet 1963-4-6 Riverside Coachella Canal; siphon #22; 5 mi S of intersection with Salt Creek Wash Comment
  RSA282906  Monardella lanceolata var. lanceolata C. W. Tilforth, John Dourley 1980-8-15 2066 Riverside Off Hwy 74 on north leg og Thomas Mtn Road, south of Lake Hemet, west of Hwy 74. Comment
  UC1995337  Monardella linoides subsp. linoides P. A. Munz 1938-8-14 15380 Riverside ridge e Toro Peak; Santa Rosa Mts. 2286 Comment
  UC1499859  Monardella nana Elizabeth McClintock 1940-5-19 6 Riverside 1/2 miles off Pines to Palms Highway, on road to Santa Rosa Mt. Comment
  UCR221463  Monardella nana subsp. arida Elizabeth McClintock 1941-5-31 040 Riverside Peninsular Range; San Jacinto Mtns. Region, [Anza Valley] 1.5 to 2 miles from [south of] turnoff to Anza Monument [from modern Hwy 371] on road to Coyote Canyon 1296 Comment
  RSA67396  Monardella nana subsp. tenuiflora Verne Grant, Alva Grant 1951-7-22 16105 Riverside Dark Canyon campsite, N of Idyllwild, San Jacinto Mts 1768 Comment
  RSA679947  Monardella nana subsp. tenuiflora LeRoy Gross, Firoozeh Navid-Ara, Valerie Soza 2003-6-23 1114 Riverside Black Moutain Road (4501), southeast of Black Moutain & northwest of Fuller Mill Creek. 2043 Comment
  RSA750280  Monardella nana subsp. tenuiflora Elizabeth McClintock, H. Lewis 1941-6-29 81 Riverside Santa Rosa Peak 2454 Comment
  RSA0008280  Monardella pringlei Charlotte M. Wilder 1904-6-20 199 Riverside Declez Pass, Jurupa Hills. Comment
  UCR121352  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24610 Riverside Mojave Desert, Little San Bernardino Mtns, Stubbe Spring, Joshua Tree National Park, 4.35 mi. (airline) SW from park road in Lost Horse Valley 1372 Comment
  UCR121823  Monardella robisonii A. C. Sanders, Mark Elvin, Jane Rodgers 2001-8-17 24605 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
  CAS-BOT-BC349703  Monoptilon bellidiforme C. L. Hitchcock 1940-3-31 5880 Riverside Cottonwood Springs, 1/2 mi. below Spring Comment
  UC1069982  Monoptilon bellioides H. S. Yates 1937-3-24 6455 Riverside Deep Canyon Thermal Quadrangle Comment
  RSA0048607  Monoptilon bellioides Riverside Orocopia Mtns. 472 Comment
  RSA496129  Muhlenbergia microsperma Steve Boyd, Timothy S. Ross, L. Arnseth 1989-3-18 3008 Riverside Vail Lake area, low hills west of Kolb Creek arm of lake. 488 Comment
  SD224803  Muhlenbergia microsperma A. C. Sanders, G. Helmkamp, P. MacKay, et al 1995-3-19 16182 Riverside Coachella Valley/San Jacinto Mtns. Foothills: Chino Canyon near the Palm Spring tram station. 794 Comment
  UC1117712  Muhlenbergia microsperma A. A. Beetle 1946-4-18 4231 Riverside near Murietta; DeLuz Comment
  SEINET10599984  Muhlenbergia microsperma Steve Boyd, Timothy S. Ross; Laurel Arnseth 1990-3-29 Boyd 3840 Riverside Vail Lake area, cinder cone ridge at N side of mouth of Temecula Creek Cyn and adjacent benches on S flank of "Big" Oak Mtn. T8S R1W S5 SE1/4 NE1/4, S4 SW1/4 NW1/4. E side of ridge burned, W side w/Salvia Artemisia, Ceanothus crassifolius. 396 Comment
  CAS-BOT-BC515559  Muilla maritima Mitch Provance 2000-4-8 2006 Riverside Jurupa Mountains, south extension of Rattlesnake Mountain, less than 100 meters west of peak 1739 518 Comment
  RSA0117827  Muilla maritima Sarah J. J. De Groot, Grace Cho 2016-4-4 7771 Riverside Santa Rosa Mountains, southwest of Palm Desert, north of Alpine Village and Highway 74. Along Dunn Road at the northwest foot of Asbestos Mountain, near the head of Dutch Charlie Canyon. 1136 Comment
  CAS-BOT-BC83345  Myosurus minimus P. A. Munz; I. M. Johnston 1922-5-20 5461 Riverside Hemet Valley, San Jacinto Mountains. Pool at Kenworthy. 1432 Comment
  CLARK-A1528-3868  Myosurus minimus subsp. apus John C. Roos 1952-4-9 5515 Riverside Edgemont 487 Comment
  RSA621637  Myosurus minimus var. filiformis R. E. Riefner 1998-4-22 98 -294 Riverside Elsinore Trough between Willard and Murrieta Creek. Lake Elsinore. Comment
  SD9385  Myriopteris parryi W. G. Wright May 1880 Riverside San Jacinto Mountain Comment
  RSA122612  Nama demissa H. S. Yates 1937-1 6408 Riverside 3 miles N of Palm Springs, San Jacinto Mts. 213 Comment
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Mar 24 2013
  RSA357786  Nama demissa Robert F. Thorne, M. Z. Thorne 1973-3-30 42678 Riverside Morongo Valley Canyon: Near mouth at junction of roads to Morongo Valley and Desert Hot Springs, Mission Creek. 488 Comment
  RSA0108938  Nama hispida Duncan S. Bell, Amanda Bell 2012-1-28 3072 Riverside East side of the Arica Mountains; collecting along the old railroad tracks on the west side of Rice Valley, approximately 6.25 air miles south of the ghost town of Rice. 224 Comment
  UC188932  Nassella cernua Fred M. Reed 1903-12-13 219 Riverside Bluffs Ranch Riverside; <Bluffs Ranch on Arroyo Tequesquite, terrace at S end> Comment
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Apr 30 2011
  RSA525232  Nassella lepida Steve Boyd, Timothy S. Ross 1990-5-11 4609 Riverside Vail Lake area, base of Agua Tibia Mtn, E of Dripping Springs campground of Cleveland National Forest, S of Hwy. 79. 549 Comment
  UC821955  Nassella lepida P. A. Munz 1922-4-28 5028 Riverside 5 mi n Glen <I?>vy; Temescal Canyon Comment
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Apr 3 2011
  POM10420  Navarretia atractyloides R. Johnson 1905-06 s.n. Riverside West Riverside Comment
  RSA73148  Navarretia fossalis F. W. Peirson 1922-5-19 4242 Riverside 5 miles northeast of Murrieta on road to Perris Comment
  CAS-BOT-BC230295  Navarretia fossalis R. F. Hoover 1968-6-6 11152 Riverside 1 mile E of Perris Comment
  RSA779775  Nemacaulis denudata var. gracilis Duncan S. Bell 2010-4-2 684 Riverside Arica Mountains: west side of the mountain range within the Palen/McCoy Wilderness; approximately 3 air miles northwest of Priest Well; collecting along a steep sandy wall/sand ramp above a desert wash. 477 Comment
  RSA0120324  Nemacladus 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
  SEINET10461230  Nemacladus glanduliferus var. glanduliferus Munz 1952-5-2 MUNZ 16239 Riverside Dry Morongo Wash, northwest end of Coachella Valley 457 Comment
  RSA781526  Nemacladus glanduliferus var. orientalis Duncan S. Bell 2010-5-1 875 Riverside Arica Mountains: northwest section of project area, approximately 10.5 air miles southwest of the ghost town of Rice, and approximately 2.6 air miles south of the junction of Highway 62 and the aqueduct access road. 291 Comment
  SEINET10458422  Nemacladus longiflorus Philip A. Munz 1937-5-30 Munz 15088 Riverside Near Vandeverter Flat, Santa Rosa Mts. 1676 Comment
  RSA339652  Nemacladus longiflorus var. breviflorus R. F. Thorne, C. W. Tilforth 1980-5-28 54232 Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  RSA0126315  Nemacladus longiflorus var. longiflorus Charlotte M. Wilder 1905-05 s.n. Riverside Wilders Canyon, Riverside. Comment
  RSA0126316  Nemacladus longiflorus var. longiflorus Steve Boyd 1986-4-19 1700 Riverside Temescal Canyon: E side of Indian Wash between I-15 and Temescal Canyon Road. Comment
  UCR92485  Nemacladus orientalis George K. Helmkamp 1995-3-16 s.n. Riverside Sonoran (Colorado) Desert, Below Coxcomb Mtns., west of Rice Rd., 10.3 mi. NE of Desert Center 200 Comment
  UCR25922  Nemacladus ramosissimus John C. Roos, L. Roos 1952-4-28 5591 Riverside Box Springs Mtns. 396 Comment
  UCR90425  Nemacladus ramosissimus Steve Boyd 1995-4-24 8483 Riverside Palomar Range, Agua Tibia Wilderness Area, Arroyo Seco drainage on N flank of Agua Tibia Mtn, at N base of Wildhorse Peak. Along the Wildhorse Trail near the NE corner of the Wilderness 671 Comment
  SEINET13681943  Nemacladus rubescens Tina Ayers, Randy Scott 2017-3-19 1921 Riverside Chuckwalla Mountains, ca 8 miles west of Chuckwalla Valley Road on Dupont Road, roadside at edge of wilderness area 152 Comment
  POM98809B  Nemacladus rubescens P. A. Munz 1926-1-31 9979 Riverside Palm Springs. [Dos Palmas Spring] Comment
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May 30 2011
  RSA0028793  Nemophila menziesii var. integrifolia N. C. Cooper 1944-5-20 1310 Riverside Palms to Pines Highway [Hwy. 74], San Jacinto Mountains. 1372 Comment
  UCR89592  Nicolletia occidentalis Bern Schwenn 1994-4-29 s.n. Riverside Southern Mojave Desert, Joshua Tree National Monument (Park)., flat country east of Lost Horse Mtns, near Mystery Hole. In wash near mine tailings (Sec. 34, south of Cal. Riding and Hiking Trail) and near old road to Indio 1311 Comment
  RSA784968  Nicotiana Duncan S. Bell 2012-3-18 3231 Riverside The Mecca Hills; at the mouth of Box Canyon, on the north side of the Coachella Canal. 14 Comment
  CHSC8439  Nicotiana clevelandii Edward L. Smith 1958-3-21 392 Riverside Little Santa Maria Mts. 6 mi s of Rice, near Priest's Well. 365 Comment
  UC406106  Nicotiana clevelandii E. E. Schellenger 1911-2-25 Riverside Shavers Well; Colorado Desert Comment
  SEINET7907894  Nicotiana glauca D. A. Johnson 2005-1 Riverside 1 mi E of CA 74 on River Rd between Perris & Lake Elsinore 488 Comment
  RSA799245  Nicotiana obtusifolia Thomas Stoughton, Duncan S. Bell, Debra Nelson 2011-2-20 733 Riverside South side of the Mecca hills, side canyon roughly 1.3 miles north of turnoff for Painted Canyon on Box Canyon Road 113 Comment
  UC1922494  Nicotiana obtusifolia Scott D. White, Jennifer H. Jones, James Huelsman 2005-4-14 10890 Riverside Sonoran Desert: Eastern Coachella Valley. Bajada beneath Mecca Hills, just east of Coachella Canal. Comment
  UCD126756  Nicotiana obtusifolia Collector Unknown 1928-7-30 s.n. Riverside farm of McHall, Cottonwood. Comment
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Feb 9 2013
  SBBG120594  Nicotiana quadrivalvis A. C. Sanders 2006-5-19 32426 Riverside hills between Murrieta and Menifee Valley, W of I-215, S of Bundy Cyn/Scott Rd and N of Clinton Keith Rd 518 Comment
  RSA5582  Nolina bigelovii Carl B. Wolf 1932-10-13 4315 Riverside 0.5 mile before reaching Cottonwood Springs, Eagle Mountains, Colorado Desert 290 Comment
  SEINET8043949 Image available Notholaena californica Joseph Cahill 2011-1 111 -08 Riverside San Jacinto Mtns./Sonoran (Colorado) Desert: c. 1.4 miles west of intersection of South Palm Canyon Dr. and Murray Canyon Dr., SW of Palm Springs. 403 Comment
  CSUSB206  Oenothera deltoides Sally Bell 1964-3-15 Riverside Cathedral City, in dry wash about 300 yards behind Travel Lodge Trailor Park off Highway 111. 91 Comment
  RSA146019  Oenothera deltoides subsp. deltoides William M. Klein, David P. Gregory 1958-2-14 147 Riverside Along U.S. hwy 60-70 on Palo Verde Mesa, west of Blythe. Comment
  JEPS44071  Oenothera elata subsp. hirsutissima Marjorie D. Clary 1932-8-7 236 Riverside Snow Creek Colorado Desert, San Jacinto Mts. 426 Comment
  RSA53907  Oenothera primiveris subsp. bufonis D. F. Howe 1949-3-21 s.n. Riverside 3 miles west of Blythe. Comment
  RSA726578  Oenothera primiveris subsp. bufonis Naomi S. Fraga, Lisa Rojas 2005-2-10 1418 Riverside Along Palen Road near Hwy 177. 170 Comment
  RSA4926  Oligomeris linifolia Carl B. Wolf 1932-4-28 3072 Riverside Chuckwalla Valley, 20 miles west of Blythe on the Mecca road 122 Comment
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Mar 26 2011
  SBBG3754  Olneya tesota H. and M. Dearing 1940-6-7 4337 Riverside Box Cyn, near Mecca Comment
  UCR126428  Olneya tesota T. B. Salvato, A. C. Sanders, Mitch Provance 2000-4-18 49 Riverside Coachella Valley, 2 mi NE of Mecca near mouth of Painted Canyon at foot of Mecca Hills, W edge of Coachella Canal 9 Comment
  CAS-BOT-BC478172  Oncosiphon piluliferum R. E. Jr. Riefner 2015-4-2 15 -107 Riverside Perris/Menifee area, Patricia Ln. at Barnett Rd., S of Ethanac Rd. and W of I-215 441 Comment
  RSA666719  Oncosiphon piluliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2001-5-8 24209 Riverside Val Verde, between Moreno Valley and Perris, along i-215, 0.9 mi S of Oleander Ave., at S end of Patterson Ave. 457 Comment
  UCR228744  Oncosiphon piluliferum A. C. Sanders, Nathan Moorhatch 2011-3-22 38795 Riverside Peninsular Range; Perris-Aguanga Basin, Romoland in Menifee Valley, powerline route along McLaughlin Rd. between Palomar Rd. and San Jacinto Rd. 442 Comment
  UCR280999  Opuntia basilaris var. basilaris Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-31 317- 02 Riverside Temescal Valley, Corona, Mayhew Wash, west side of Campbell Ranch Rd., 300 ft. S of intersection with Temescal Canyon Rd. 328 Comment
  POM306432  Opuntia chlorotica Scott Haselton 1962-12-28 s.n. Riverside San Jacinto Mountains. Palms to Pines Highway; east side. 1220 Comment
  JOTR01118  Opuntia erinacea var. erinacea Cole, James E. 1941-5-17 729 Riverside Joshua Tree National Park. COVINGTON FLAT CANYON 1371 Comment
  RSA0002173  Opuntia erinacea var. paucispina M. B. Dunkle 1934-11-3 4236 Riverside Ribbonwood, Santa Rosa Mt. Comment
  POM274016  Opuntia parryi Lyman Benson 1933-3-31 4147 Riverside San Bernardino Mt. Range. US 66 [actually US 60], Beaumont. 457 Comment
  POM285349  Opuntia phaeacantha Lyman Benson 1955-12-6 15629 Riverside San Jacinto Mountain Range; Pines-to-Palms Highway. 1372 Comment
  POM278511  Opuntia polyacantha var. erinacea H. G. Rush 1950-5-10 122 Riverside Santa Rosa Mountain Range. 7 miles northwest of Nightingale, on Palms to Pines Highway. 1524 Comment
  CAS-BOT-BC56907  Opuntia polyacantha var. hystricina P. A. Munz 1952-8-21 8046 Riverside Field redacted by CAS, contact the data manager for more information Comment
  RSA752696  Opuntia prolifera John Green 2006-5-2 s.n. Riverside Unincorporated area along San Diego Aqueduct Corridor, 1 km due W of Skunk Hollow, between Nicholas Rd. and Borel Rd., E of Murrieta Hot Springs. 421 Comment
  SD217186  Orcuttia californica D. Bramlet 1992-4-29 2253 Riverside Winchester 7.5 USGS; site is approximately 8 kilometers southwest of Hemet; vernal pools are located northwest of the intersection of California Avenue and Stowe Road (5-500 feet north of Stowe Road and 20-700 feet west of California Avenue) 455 Comment
  UCR80290  Orcuttia californica P. A. Munz, I. M. Johnston 1922-5-19 5375 Riverside Menifee Valley 427 Comment
  SD132921  Orcuttia californica var. californica Tim Cass 1979-6-1 206 Riverside Mesa de Colorado, Pool C Comment
  UC29817  Oreostemma alpigenum var. andersonii H. M. Hall 1901-7-30 2574 Riverside Tauquitz Valley 2499 Comment
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Aug 21 2007
  CDA42116  Orobanche cooperi G. D. Barbe 1978-5-3 2381 Riverside Highway 62, 2.3 miles west of the San Bernardino county line, [somewhere near mile post 88 and the Highway 177 junction.] 0 Comment
  JEPS121039  Orobanche cooperi Adam C. Schneider with Will Freyman 2014-2-15 415 Riverside West side of Highway 177. Comment
  JOTR00911  Orobanche cooperi Sipe, Frank 1958-3-9 253 Riverside Joshua Tree National Park. PINTO BASIN Comment
  RSA0066537  Orobanche cooperi subsp. cooperi Louis Cutter Wheeler 1952-4-5 6851 Riverside Mecca Hills: mouth of Painted Canyon. Comment
  UCR18525  Orobanche fasciculata A. C. Sanders 1978-6-11 471 Riverside San Jacinto Mtns., James Reserve, above Lake Fulmor 1646 Comment
  RSA0077923  Orobanche fasciculata Ivan M. Johnston 1917-4-4 s.n. Riverside Andreas Canyon. 243 Comment
  RSA648279  Orthocarpus purpurascens var. purpurascens Margaret Murphy 1983-4-15 0014 -A Riverside located in the north section of [parcel] 475-090-006, lot 20 Moreno Acres of the unincorporated area known as Sunnymead. Comment
  UCR124148  Oryzopsis hymenoides Steven R. Hill 2001-4-29 33534 Riverside Western Colorado Desert/ San Bernardino Mtns., E side of Whitewater Canyon along Whitewater River, east of Whitewater Canyon Road, about 2 mi north of Route I-10 549 Comment
  POM12423A  Osmorhiza berteroi P. A. Munz 1922-9-6 6371 Riverside Round Valley, San Jacinto Mountains. 2713 Comment
  RSA618169  Oxalis albicans subsp. californica D. L. Banks 1997-5-5 2017 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation, east of San Gabriel Church along Pechanga Road, east of its intersection with Pechanga Creek., East of where the road crosses to the southern bank of the south fork of Pechanga Creek. 427 Comment
  SDSU17529  Oxalis pes-caprae Jerry Jenkins 2001-4-2 2001 -044 Riverside Santa Margarita Ecological Reserve. Stream in side canyon west of S.M. River, UTM zone 6, 481900E, 3700200N. UTM transfered to GIS. 162 Comment
  SEINET6645810  Oxalis pes-caprae N. D. Atwood 1993-3-27 17706 Riverside Corona Del Mar State Park along Newport Coast Drive 0 Comment
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Mar 5 2018
  SD116585  Oxytheca emarginata Barbara Ertter, Jeffrey Strachan 1980-5-21 3480 Riverside Santa Rosa Mt Road (Forest Road 7S02) 4.5 miles south of Highway 74 (Pines to Palms Highway), 1829 Comment
  UC534898  Oxytheca trilobata Susan G. Stokes 1934-7-1 312 Riverside San Jacinto Mt. 1219 Comment
  UCR24259  Oxytheca trilobata John C. Roos 1943-5-23 2672 Riverside S Mojave Desert, Little San Bernardino Mtns 1524 Comment
  POM11906  Paeonia californica P. A. Munz 1922-4-29 5112 Riverside E of Aguanga, Riverside Comment
  CAS-BOT-BC327943  Palafoxia arida J. Beley 1974-2-21 0431 Riverside Halfway between 195 and Cactus City. Comment
  POM182079  Palafoxia arida var. arida P. A. Munz 1932-3-14 11975 Riverside Colorado Desert, Coachella Valley, Deep Canyon 91 Comment
  SD127617  Palafoxia arida var. arida David Charlton 1988-2-18 1123 Riverside South side of Little San Bernardino Mountains, Fargo Canyon Road to Cottonwood Wash. 305 Comment
  SD211515  Panicum capillare Justin M. Wood 2008-9-19 130 Riverside Southwest Perris Basin: Temecula - Murrieta Creek, downstream of 1st street bridge. 292 Comment
  CAS-BOT-BC540738  Panicum dichotomiflorum subsp. dichotomiflorum Sarah J. De Groot; Amy Rouillard 2015-9-15 7568 B Riverside Ford Dry Lake, Chuckwalla Valley, N of I-10 106 Comment
  SD143751  Papaver californicum A. C. Sanders, P. MacKay, et al. 1997-5-4 20631 Riverside San Jacinto Mountains; north side along Highway 243, 1.5 miles below Twin Pines Ranch Road (McMullen Flat), north slope of peak 3740. 1067 Comment
  SEINET270107  Papaver californicum Steve Boyd, Carol Boyd; Kyle Boyd 6736 Riverside San Mateo Canyon Wilderness Area ; Santa Ana Mountains Tenaja Canyon along trail from wilderness boundary downstream towards Fisherman's Camp 366 Comment
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Mar 1 2014
  JEPS43448  Parietaria hespera var. hespera S. B. Parish 1920-3-25 20013 Riverside Indian Wells; Colorado Desert Comment
  RSA495819  Parietaria hespera var. hespera Steve D. Boyd, Tim S. Ross, L. Arnseth 1989-3-12 2929 Riverside Vail Lake area, Temecula Creek Cyn., just below Vail Lake Dam. 442 Comment
  SD247518  Parietaria hespera var. hespera A. C. Sanders, Sandra L. Leatherman, Jeff Crain 2015-4-1 41551 Riverside Peninsular Range; Eastern Foot of Santa Ana Mtns: opp. S. Cal. Edison Ivy Glen Substn, Temescal Valley, mouth of Meyhew Cyn , W of I-15 crossing of Temescal Canyon Rd, N of mining operation, 0.6 km SE (101a^z) of Temescal Fire Station (Lake Mathews 7.5'Q) 328 Comment
  UCR162569  Parietaria hespera var. hespera A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16099 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  JEPS43455  Parietaria pensylvanica W. L. Jepson and H. M. Hall 1901-5-22 1365 Riverside Palm Canyon; and return to Van Deventer's Comment
  LA45744  Parkinsonia florida Miss Halflaud; March 1925 8734 Riverside Palm Springs Comment
  LA99452  Parkinsonia florida Hisao P. Arai; 1957-4-18 sn Riverside Box Canyon, near Mecca; off Highway 195 Comment
  RSA0013457  Parkinsonia florida Kristin Forgrave, Sarah J. De Groot 2013-6-4 12 Riverside Box Canyon Rd near Salton Sea, by end of rocks 67 Comment
  SEINET10434106 Image available Parkinsonia florida Marc A. Baker 2015-4-15 18328 Riverside San Gorgonio Pass, 8km east of Banning, 30km WNW of Palm Springs, 4km WNW of Cabazon 646 Comment
  PASA201  Parosela schottii Stason 1930-3-9 Riverside Painted Canyon Comment
  SD129613  Pectis papposa A. C. Sanders 1989-9-19 9507 Riverside Chocolate Mountains Aerial Gunnery Range, 1.75 km (airline) south of Tabasca Tank, along wash above Tabasca Target(UTM:11S,PH-35E,07N) 680 Comment
  UCR128940  Pectis papposa Chris E. True, K. Flemming 2003-9-26 s.n. Riverside Sonoran (Colorado) Desert, Canyon Spring, Orocopia Mtns. 372 Comment
  RSA780276  Pectis papposa var. papposa Stephanie Rockwood, Christi Gabriel 2011-10-12 103 Riverside Unnamed Road heading toward Arica Mountains. Off Blythe/Rice Road. Base of Aricas. 334 Comment
  CAS-BOT-BC169751  Pectocarya anisocarpa H. M. Hall 1902-4-22 2943 Riverside Vicinity of Riverside 396 Comment
  HSC82816  Pectocarya heterocarpa A. C. Sanders, B. Pitzer, D. Charlton 1986-3-1 6017 Riverside Chuckwalla Valley, 1 mi. W of Hayfield Lake, 2 mi. SW of the pumping station on small cutoff road from Hayfield Rd. to the dirt road to the Colorado River Aqueduct 427 Comment
  VVC2449  Pectocarya heterocarpa Tim Thomas 2013-3-18 5936 Riverside Sonoran Desert, 10 miles WSW of Blythe NE of Mule Mtns. 116 Comment
  RSA691985  Pectocarya linearis Scott D. White, Michael Honer 2003-4-2 8920 Riverside Alberhill area. North of the I-15 Freeway, on and near crest of unnamed mountain, 2349. 671 Comment
  RSA736032  Pectocarya linearis Scott D. White, Jamie Minor 2008-3-13 11767 Riverside Banning: S of Union Pacific RR, powerline route from Sunset Ave to 1 mile W. 732 Comment
  UCR150444  Pectocarya linearis John F. Green 2005-2-14 s.n. Riverside Moreno Valley, Lasselle St. at Ironwood Ave., N of the 60 Fwy 564 Comment
  UCR241934  Pectocarya linearis A. C. Sanders, Timothy W. Chumley 2013-3-28 40695 Riverside Peninsular Range, Temescal Canyon Rd. at Pacific Clay Products plant/Bernard St., c. 1 mile north of Lake St. 370 Comment
  UCR84650  Pectocarya linearis Scott D. White, S. Ogg 1994-4-21 1992 Riverside San Bernardino Mtns, Millard Canyon, near stream crossing of Forest Service Road 2S05, c. 4 miles south of Bear Wallow Spring 917 Comment
  UCSB10518  Pectocarya linearis subsp. ferocula Haller, John 1957-3-23 Riverside Morongo Wash; ca. 4.5 rd. mi. N of US 99; and 3 air miles S. of Riverside-San Bernardino Co. Line 609 Comment
  RSA77863  Pectocarya peninsularis F. W. Peirson 1918-03 1018 Riverside Coachella Valley, field near Indio. Comment
  RSA777853  Pectocarya platycarpa Thomas Stoughton, Christi Gabriel, Stephanie Rockwood, Jacqueline McConnaughy 2011-3-24 843 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
  RSA77820  Pectocarya platycarpa F. W. Peirson 1928-4-24 7908 Riverside Cottonwood Spring, west end of Eagle Mtns. Comment
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Oct 9 2010
  SEINET241496  Pectocarya platycarpa A. C. Sanders 2001-3-20 23844 Riverside Western Colorado Desert: Coachella Valley, Garnet, N side of 19th Ave. .5 mi(air) NW of intersxn of I-10 and Indian Ave 235 Comment
  JOTR33972  Pectocarya recurvata La Doux, Tasha, M. Harding 2010-4-7 2860 Riverside Joshua Tree National Park. Southeast Little San Bernardino Mountains, north of Fan Hill; large, open southwest flowing fan below Key's View with cobble benches above wash Comment
  RSA775799  Pectocarya recurvata Thomas Stoughton, Stephanie Rockwood, Christi Gabriel 2011-4-6 989 Riverside Iron Mountains, on southwest side of mountains in drainage on either side of the road 419 Comment
  SD224883  Pectocarya recurvata A. C. Sanders, L. Lubinsky, A. Knapp, P. MacKay & C. L. Sanders 1995-2-12 15919 Riverside Colorado Desert: Coachella Valley, alluvial fan below the Little San Bernadino Mtns., Fargo Canyon Rd. 1.35 mi. E of Dillon Rd. 98 Comment
  SEINET10896424  Pellaea David B. Dunn 1946-2-22 Dunn 1947 Riverside Collected on N side of Whitewater Canyon. Colorado Desert. Comment
  UCR154446  Pellaea mucronata A. C. Sanders, Mike Misenhelter 2005-6-15 30986 Riverside Peninsular Range; Sage-Aguanga Region, 2 miles NNE of Vail Lake, 4 miles SSW of Sage, Denise Rd. at Bonita Rd., near Calle de Nino, 1.2 mi. NE of summit of (Big) Oak Mtn., SW of Rocky Ridge and SE of Black Hills 671 Comment
  UCR174376  Pellaea mucronata A. C. Sanders, T. B. Salvato, Kelly Volansky 2006-5-28 32624 Riverside Peninsular Range, Hills between Murrieta and Menifee Valley, west of I-215, south of Bundy Cyn./Scott Rd. and north of Clinton Keith Rd., vicinity of peak 2279 695 Comment
  UCR215594  Pellaea mucronata var. californica Jim Andre, T. La Doux 2008-9-16 10703 Riverside Mojave Desert, Joshua Tree National Park, on the southeast end of Splitock Picnic Area 1290 Comment
  POM120637  Pellaea mucronata var. mucronata Marcus E. Jones 1903-5-11 s.n. Riverside Whitewater. 305 Comment
  RSA33304  Pellaea mucronata var. mucronata Norman C. Cooper 1944-3-24 1032 Riverside Banning; 701 Comment
  RSA523503  Pellaea mucronata var. mucronata Steve Boyd, Timothy S. Ross, L. Arnseth 1990-3-30 3963 Riverside Vail Lake Area, westerly drainage cyn at N base of 'Big' Oak Mtn. 640 Comment
  UC218653  Pellaea mucronata var. mucronata P. A. Munz and I. M. Johnston 1922-5-19 5408 Riverside canyon bed near mouth of Strawberry Creek; San Jacinto Canyon 1066 Comment
  UC472720  Pellaea mucronata var. mucronata M. F. Spencer May 1921 Riverside Palm Springs; Colorado Desert Comment
  UC527740  Pellaea mucronata var. mucronata C. B. Wolf 1931-5-11 Riverside above Hemet Valley (near Pipe Creek); San Jacinto Mts 1676 Comment
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Mar 24 2011
  UC812405  Pellaea mucronata var. mucronata C. L. Hitchcock 1940-4-12 6043 Riverside 8 mi nw of Elsinore 457 Comment
  RSA736557  Pennisetum setaceum Scott D. White, Angelia Carey 2004-7-2 10576 Riverside Soboba Indian Reservation, Poppet Creek Canyon. 549 Comment
  RSA793946  Pennisetum setaceum Duncan S. Bell, John Anderson, Keir Morse 2012-11-11 4380 Riverside Mecca Hills: upper branch of Hidden Spring Canyon, approximately 0.6 air mile southeast of Hidden Spring and 0.6 air mile south of The Grotto. 250 Comment
  UCR165382  Pennisetum setaceum M. Georgiady 2003-5-22 s.n. Riverside east of Homeland, Calif. Hwy 74, 1.2 km west of Calif. Hwy 79 (Winchester Rd.), south foot of Lakeview Mtns. 485 Comment
  UCR35259  Penstemon X parishii L. B. Ziegler 1970-6-28 410 Riverside Peninsular Range; San Jacinto Mtns., Thomas Mtn 1951 Comment
  RSA97165  Penstemon X parishii R. M. Straw 1953-6-23 473 Riverside North of Fulmor Lake, Idyllwild to Banning Rd. Comment
  SD28111  Penstemon bridgesii Carl B. Wolf 1932-8-4 3908 Riverside San Jacinto Mts. Point View, near Idyllwild 1646 Comment
  CAS-BOT-BC266693  Penstemon californicus Philip A. Munz 1937-5-31 15122 Riverside Kenworthy, S end of San Jacinto Mountains 1371 Comment
  SEINET244777  Penstemon centranthifolius Ian G. Gillespie, Summer Karsh 2000-5-13 42 Riverside SanJacinto Mountains; ca 200 m up Mt. Edna Road off of Hwy 243 on the northern side of the mountains. 1159 Comment
  POM263058  Penstemon clevelandii subsp. connatus J. C. Roos 1941-5-10 128 Riverside Pinyon Flats Camp, Santa Rosa Mountains. 1220 Comment
  RSA0014867  Penstemon heterophyllus var. australis Scott D. White, Justin M. Wood 2009-5-21 12849 Riverside San Jacinto Mountains: McMullen Flat area, 0.35 N on Valley Hi Dr, from intersection w/ Twin Pines Rd. 1195 Comment
  RSA402130  Penstemon labrosus N. C. Cooper 1949-10-7 1586 Riverside San Jacinto Mts (above Pine Cove). 2073 Comment
  SD229290  Penstemon labrosus Dick Schwenkmeyer 2012-8-7 781 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  RSA0014859  Penstemon rostriflorus C. Epling, Wm. Robison 1935-6-30 s.n. Riverside San Jacinto Mountains: North Fork San Jacinto River. Comment
  SEINET3078485 Image available Penstemon spectabilis Nancy J. Matthews 1963-5-9 50963 -5 Riverside 1 mile east of Cranston Ranger Station (San Jacinto Mtns.; Hwy 74) 610 Comment
  UC2029973  Pentachaeta aurea S. D. White, Bill La Haye 2000-5-27 7953 Riverside SAN JACINTO MOUNTAINS: Baldy Mtn. area. Comment
  UCSB26819  Pentachaeta aurea Wilken, Dieter 1969-6-30 Riverside California State Highway 74, 0.5 miles west of Keen Camp Summit, San Jacinto Mtns. Comment
  UC74891  Pentagramma maxonii Emma Miles Oct. 1888 Riverside San Jacinto Mts Comment
  RSA0070919  Pentagramma maxonii L. S. Rose 1966-12-14 66109 Riverside Chino Canyon, 3 mi. W of Palm Springs. 671 Comment
  UC63690  Perideridia parishii subsp. latifolia H. M. Hall 1897-8-16 851 Riverside San Jacinto Mt.; bogs and meadows 2499 Comment
  SBBG2631  Peritoma arborea H. and M. Dearing 1939-12-31 4045 Riverside 5 mi N of Palm Springs Comment
  SEINET7248311  Peritoma arborea Duncan S. Bell, LeRoy Gross 2014-1 6282 Riverside Orocopia Mountains; Orocopia Wilderness area; northeastern section of range; approximately 3.5 air miles south of Hayfields Lake. 609 Comment
  JOTR31861  Peritoma arborea var. arborea La Doux, Tasha, M. Harding, J. Lynam, B. Truesdell, K. Kain 2011-3-10 2118 Riverside Joshua Tree National Park. Little San Bernardino Mountains; Fargo Canyon; where 4x4 road meets southwest park boundary; steep-walled canyon 533 Comment
  UCR244079  Peritoma arborea var. arborea Jim Andre 2012-4-16 20895 Riverside Sonoran (Colorado) Desert, Joshua Tree National Park; along Cottonwood Springs Rd., 1.0 mi. north of south entrance to J.T.N.P. 584 Comment
  RSA471858  Perityle emoryi M. B. Dunkle 1933-3-4 3056 Riverside Painted Canyon, Colorado Desert. 30 Comment
  HSC25861  Petalonyx thurberi R. W. Spjut 1972-3-30 2352 Riverside Colorado Desert, just W of Palm Desert along Hwy. 74 to the base of the San Jacinto Mtns. 0 Comment
  UCD39881  Petunia parviflora Leslie Ede, Farm Advisor 1974-6-1 s.n. Riverside Blythe. Comment
  CAS-BOT-BC326733  Peucephyllum schottii D. E. Breedlove 1962-3-11 1892 Riverside On State 74, 5.7 miles southwest of Palm Desert 487 Comment
  RSA0121245  Peucephyllum schottii Sherwin Carlquist 1958-10-12 628 Riverside Eagle Mt., pumping station. Comment
  IRVC28827  Phacelia Mark A. Elvin 2005-4-26 4232 Riverside Coachella Valley/Indio Hills; N of I-10. Northern Sonoran Desert 198 Comment
  RSA697775  Phacelia J. R. Bruff 1934-7-5 s.n. Riverside [Unspecified] 2439 Comment
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Nov 10 2010
  POM14741  Phacelia ambigua F. W. Peirson 1922-4-11 s.n. Riverside Deep Canyon Wash, Coachella Valley 244 Comment
  POM305413  Phacelia ambigua Henry J. Ramsey, Henry J. Ramsey 1939-11-28 687 Riverside 10 miles east of Indio. Comment
  RSA444325  Phacelia ambigua Walter Wisura 1988-3-1 4193 Riverside 2.5 mi fr. I 10 along Box Canyon Rd. toward Mecca Comment
  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
  UCR108490  Phacelia campanularia A. C. Sanders, K. C. Rose, D. Woodard 1995-3-22 16198 Riverside Sonoran (Colorado) Desert, mouth of San Gorgonio Pass, alluvial fan just east of the mouth of Whitewater Canyon between Windy Point & Hwy I-10, Coachella Valley 370 Comment
  UCR274805  Phacelia campanularia subsp. campanularia Aaron C. Sedgwick, David Fraker 2012-3-28 37 Riverside Sonoran (Colorado) Desert, Mecca Hills, Box Canyon Road. c. 6 miles south of Hwy I-10 323 Comment
  POM99023  Phacelia campanularia subsp. vasiformis E. C. Jaeger 1926-4-26 s.n. Riverside Eagle Mts, 30 miles E of Mecca Comment
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Sep 7 2011
  UCR20788  Phacelia cicutaria var. hispida A. C. Sanders, Steve Boyd 1980-5-2 1420 Riverside Peninsular Range; Perris Basin, Motte Reserve; rocky hills 2.5 miles NW of Perris 518 Comment
  UCR89879  Phacelia cicutaria var. hispida Scott D. White, S. J. Myers, S. Ogg Wilcox 1995-6-16 3338 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
  RSA593692  Phacelia ciliata Steve Boyd, D. Bramlet 1996-4-19 8634 Riverside San Jacinto Valley, San Jacinto Wildlife Refuge at southwestern edge of Mystic Lake in the San Jacinto River floodplain, N of ''Marsh A'', NE of the refuge headquarters. 433 Comment
  UCR274807  Phacelia crenulata David Fraker, Aaron C. Sedgwick 2012-3-22 027 Riverside Sonoran (Colorado) Desert, Palen Mountains, Coxcomb Monument Road [becomes Palen Pass Rd.] c. 8 miles east of Hwy 177 376 Comment
  JOTR28947  Phacelia crenulata var. ambigua La Doux, Tasha 2005-3-30 1183 Riverside Joshua Tree National Park. Next to Fried Liver Wash 544 Comment
  UCR277635  Phacelia crenulata var. ambigua A. C. Sanders, Jim Malusa 2017-1-14 42661 Riverside Sonoran (Colorado) Desert, Salt Creek wash, where it passes bend in old Kaiser RR tracks, c. 6 miles east of Dos Palmas 119 Comment
  UCR72170  Phacelia crenulata var. ambigua Theo Glenn 1991-5-7 91- 96 Riverside Sonoran (Colorado) Desert, Big Maria Mtns, north of Blythe 365 Comment
  UC668398  Phacelia curvipes Annie M. Alexander and Louise Kellogg 1941-4-24 2080 Riverside gorge of Dry Morongo Morongo Valley 640 Comment
  HSC78876  Phacelia distans R. F. Thorne, Drs. Fosberg, Sachet, Herbst 1983-4-23 55445 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office 595 Comment
  JOTR16722  Phacelia distans Moore, Sue 1968-5-6 5 /6/1968 Riverside Joshua Tree National Park. EUREKA PEAK 1676 Comment
  JOTR31159  Phacelia distans La Doux, Tasha 2009-6-3 1867 Riverside Joshua Tree National Park. (Stop 5): Little San Bernardino Mountains, Covington Flats Area, lower slopes, just above parking area for lower Covington Flats 1460 Comment
  RSA426219  Phacelia distans Christopher Davidson, Robert Gustafson 1977-4-7 5574 Riverside Whitewater Canyon Rd. (exit from Interstate-10 ca. 2.5 mi. W of jct I-10 with State 62); near start of Angeles [Pacific] Crest Trail. Hillside, N slope. 610 Comment
  RSA714422  Phacelia distans A. C. Sanders 2004-5-12 27861 Riverside Elsinore Basin Region: Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek. 378 Comment
  SD72092  Phacelia distans John Thomas Howell 1930-5-10 4791 Riverside St. John's Grade Comment
  UCR85156  Phacelia distans A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16090 Riverside Coachella Valley/Santa Rosa Mtns., alluvial slopes at the foot of Rabbit Peak, below Sheep Canyon 12 Comment
  UCR178613  Phacelia imbricata Mitch Provance, Tracy Tennant 1998-6-16 MOR- 394 Riverside San Bernardino Mtns., Morongo Indian Reservation, Millard Canyon, just north of tree stand M-09 1280 Comment
  UCSB26909  Phacelia imbricata Wilken, Dieter 1969-6-30 Riverside County Road R1, 1.0 miles south of Idyllwild, San Jacinto Mtns. 1524 Comment
  UCR111551  Phacelia minor Mitch Provance, J. Ross 1999-4-1 1730 Riverside Jurupa Mountains, Johnson Canyon, 0.35 km south of peak 1768 457 Comment
  RSA0106602  Phacelia minor Robert F. Thorne 1995-3-29 63029 Riverside White Water Canyon. 600 Comment
  RSA112662  Phacelia minutiflora H. D. Ripley, R. C. Barneby 4269 Riverside Desert Center. 305 Comment
  POM8639  Phacelia neglecta P. A. Munz, R. D. Harwood 1920-4-3 3562 Riverside Ford's Well west of Blythe. 305 Comment
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Dec 13 2016
  POM74226  Phacelia pedicellata Marcus E. Jones 1906-4-26 s.n. Riverside Indio. Comment
  UC881200  Phacelia pedicellata C. L. Hitchcock 1940-3-31 5887 Riverside between Cottonwood Spring and Pinto Basin Comment
  UCR156365  Phacelia ramosissima T. B. Salvato, Kent Beaman 2005-5-16 883 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
  UCR160975  Phacelia ramosissima Narca A. Moore-Craig 1984-4-5 s.n. Riverside San Jacinto Wildlife Area, c. 2 mi. north of Lakeview, c. 0.5 mi. east of Davis Rd. at headquarters 506 Comment
  UCR98690  Phacelia ramosissima 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
  RSA717648  Phalaris paradoxa Scott D. White, Pam DeVries 2006-3-14 11246 Riverside North of the I-10 Freeway a few mi east of Indio, at proposed I-10 / McNaughton Parkway interchange. 91 Comment
  SD114076  Philadelphus microphyllus var. pumilus Darley F. Howe 1973-7-28 4885 Riverside Santa Rosa Mts. 2438 Comment
  RSA5230  Phleum alpinum C. B. Wolf 1932-8-5 3956 Riverside San Jacinto Mountains, on trail from Tahquitz Valley to San Jacinto Peak, head of a fork of Tahquitz Creek 2744 Comment
  CAS-BOT-BC134987  Phoradendron bolleanum H. E. Parks 1946-2-1 24406 Riverside Santa Rosa canyon, W side of Colorado Desert Comment
  CAS-BOT-BC135109  Phoradendron californicum Walton H. Clark 1926-6-1 s.n. Riverside Indio Comment
  RSA727012  Phoradendron californicum Naomi S. Fraga, Lisa Rojas 2005-2-10 1413 Riverside Just north of Palen Pass Road, ca. 10 miles east of Hwy 177. 502 Comment
  UC483744  Phoradendron californicum F. R. Fosberg 1932-3-13 8089 Riverside Coachella Valley, Thousand Palms Canyon Comment
  UCR148051  Phoradendron californicum Steve Boyd, Et al. 2004-5-14 11299 Riverside Colorado Desert; Chocolate-Chuckwalla Mountains region, Western edge of the Chocolate Mountains, along Gas Line Road in major wash system west of Iris Wash drainage, within boundaries of U.S. Navy Chocolate Mountains Aerial Gunnery Range 570 Comment
  UCR195798  Phoradendron densum Jim Andre, T. La Doux 2007-9-6 8702 Riverside Little San Bernardino Mountains, Joshua Tree National Park, c. 5 mi south of west entrance 1226 Comment
  SD232812  Phoradendron leucarpum subsp. tomentosum Scott D. White 1996-8-1 4444 Riverside Idyllwild Area: North of Strawberry Valley, between Bear Trap Cyn and Lily Creek. Comment
  UC1078933  Phoradendron macrophyllum Job Kuijt 1958-3-14 1498 Riverside Strawberry Creek, Hwy. 74 914 Comment
  CAS-BOT-BC171146  Phoradendron serotinum subsp. tomentosum Geo. B. Grant 1901-8-1 s.n. Riverside Strawberry Valley, San Jacinto Comment
  CAS-BOT-BC171150  Phoradendron serotinum subsp. tomentosum Scott D. White 1996-8-1 4435 Riverside San Jacinto Mtns. Idylwild Area: Hwy 243 at Deer Springs trailhead and adjacent area 1828 Comment
  RSA612368  Phoradendron villosum D. L. Banks, Joe Moreno 1997-2-5 1254 Riverside NW Palomar Mountains, Agua Tibia Mountains: Pechanga Indian Reservation. The area along Magee Truck Trail between the headwaters of Pala Creek at the southern extremity of the Reservation to the Riverside / San Diego County line border. 402 Comment
  CAS-BOT-BC260905  Phragmites australis A. C. Sanders; P. MacKay; G. Helmkamp; J. Stewart; C. L. Sanders 1994-12-4 15883 Riverside Dos Palmas oasis area, San Andres palm grove, 1.75 km (1.1 mi.) WSW of Rancho Dos Palmas, Colorado Desert, Salton Sink -22 Comment
  SEINET2097189  Phragmites australis R. Harms 2003-4-1 Riverside San Andreas Oasis, Dos Palmas Reserve; -15 Comment
  UCSB71043  Phragmites australis Lambert, Adam 2007-2-19 Riverside Thousand Palms Canyon. Thousand Palms Canyon Road Comment
  POM184546  Physalis crassifolia C. Leo Hitchcock 1932-4-7 12201 Riverside Corn Springs, Eastern Riverside. Comment
  RSA314638  Physalis crassifolia Robert F. Thorne, F. R. Fosberg, Sachet, Herbst 1983-4-23 55451 Riverside San Bernardino Mountains: side canyon on W side of Whitewater Canyon, ca. 3.3 miles N of Whitewater post office. 595 Comment
  UC397416  Physalis crassifolia P. A. Munz 1921-4-30 4508 Riverside Pinyon Well 1219 Comment
  UCD126795  Physalis crassifolia J. Warren 1952-4-24 s.n. Riverside Dead Indian Canon. 457 Comment
  UCD126797  Physalis crassifolia P. C. Everett; E. K. Balls 1958-4-29 23022 Riverside U.S. Highway 60/70, Indio to Blythe, 1 mile west of Cactus City. 259 Comment
  SD236352  Phytolacca americana A. C. Sanders, T. B. Salvato, Helen Kennedy, Andrea Salzman. 2006-11-9 33220 Riverside San Bernadino Valley: Riverside, UCR Botanical Garden, subtropical fruit orchard on the north side of the garden. 334 Comment
  SEINET5486724 Image available Pinus coulteri Richard Carter 1984-12-25 Riverside 20M tree. Elev. @ 4500, 1.5 mi. NE of Anza on hwy 371. Comment
  RSA5238  Pinus flexilis C. B. Wolf 1932-8-5 3982 Riverside Rocks at summit of San Jacinto Peak 3294 Comment
  SEINET7048006  Pinus jeffreyi Steven R. Hill, Kate Kramer and family 2001-4-26 33473 Riverside San Jacinto Mountains, San Jacinto Wilderness, west of Palm Springs, trails south of visitor building at terminus of Palm Springs Aerial Tramway; vicinity of Long Meadow and higher ridges. Elevation about 8500 feet. Comment
  UC2013410  Pinus lambertiana Rudolf Schmid and Mena J. Schmid 2009-5-1 2009 -3 Riverside NW San Jacinto Mountains NE of Highway 243 ca. 16 highway km NW of Idyllwild, in the S unit of the San Bernardino National Forest, on SW flank of Black Mountain (summit). Righ of Black Mountain Trail on slope covered with Pteridium aquilinum and near drainage (Indian Creek), uppermost Hall Canyon Comment
  JEPS47943  Pinus monophylla W. L. Jepson and H. M. Hall 1901-5-22 1373 Riverside Palm Canon and return to Van Deventer Comment
  CAS-BOT-BC79090  Pinus quadrifolia Lester Rowntree 1937-11-6 s.n. Riverside Santa Rosa Mt., W. side Comment
  UCSB149  Pinus quadrifolia Newby, Ron 1959-5-17 Riverside 12 miles N from Pinon Flats on Highway 74 growing along roadside; San Jacinto Mountains 1371 Comment
  UCR147593  Piperia transversa Naomi Fraga, S. DeGroot 2004-7-8 1300 Riverside Peninsular Ranges; San Jacinto Mountains region, On Chimney Flats Road (5S06) near intersection of 5S04 (the road to Alvin Meadows) 1524 Comment
  UCR135821  Pistia stratiotes A. C. Sanders, C. L. Sanders, D. L. Sanders 2004-5-23 27963 Riverside Sonoran (Colorado) Desert, Coachella Valley, northeast end of the Salton Sea, near end of Johnson St. -70 Comment
  UCR86888  Plagiobothrys arizonicus A. C. Sanders, James C. Dice, K. C. Rose, D. Woodard 1995-3-29 16286 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
  RSA507506  Plagiobothrys canescens Steve Myers 1988-6-4 s.n. Riverside Rancho California area, E of Winchester Road, between Auld Rd. & Borel Rd 396 Comment
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Mar 20 2011
  RSA674847  Plagiobothrys canescens Scott D. White 2000-5-3 7760 Riverside Temecula Area: Near Wolf Valley. Valley and hillsides along unnamed tributary to Temecula Creek, directly S of Red Hawk subdivision. 351 Comment
  RSA715329  Plagiobothrys canescens John Green 2006-4-18 s.n. Riverside NE of Murrieta, just S of Los Alamos Rd. (Clinton Keith Rd.), on E and W sides of Liberty Rd. border between City of Murietta and unincorporated French Valley. 415 Comment
  CAS-BOT-BC523904  Plagiobothrys collinus A. C. Sanders 2012-4-12 40023 Riverside Peninsular Range; Santa Ana Mountains region: Temescal Canyon, along Temescal Canyon Rd., between Glen Ivy and Indian Truck Trail, c. 250 m SE of El Hermano Rd 314 Comment
  RSA746813  Plagiobothrys collinus Michael Honer 2003-4-16 1831 Riverside Gavilan Hills, W slope: about 1 mile N of I-15 freeway, 1 mile E of Lake St. exit. On and around peak 2349 640 Comment
  UCR225440  Plagiobothrys collinus A. C. Sanders, T. B. Salvato 2011-3-29 38845 Riverside Peninsular Range; Edge of Gavilan Hills, Meadowbrook area, between Perris and Lake Elsinore, along Hwy 74 at Wasson Canyon Rd. and to c. 1/2 between Wasson & Hammack Ave. 500 Comment
  UCR234285  Plagiobothrys collinus A. C. Sanders, John F. Green 2012-4-6 40011 Riverside Peninsular Range; Santa Ana Mtns. Area, Temescal Canyon, along Temescal Cyn. Rd., between Campbell Ranch Rd. and Glen Ivy Electrical Substation, west of I-15 Fwy, c. 10 miles south of Corona 327 Comment
  RSA645676  Plagiobothrys collinus var. californicus Scott D. White 1999-5-2 7294 Riverside Perris Basin: Perris / Sun City area. Just east of Goetz Rd. and south of Ethanac Rd., ca. 1.5 - 2 mi. W of I-215 freeway. 442 Comment
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Nov 7 2013
  SD244102  Plagiobothrys collinus var. californicus A. C. Sanders, Timothy . Chumley 2013-4-3 40769 Riverside Peninsular Range: Temescal Canyon south of Horsethief Canyon Road, off the west shoulder of I-15 fwy, SE of Corona (Lee) Lake (Alberhill 7.5'Q) 391 Comment
  UCR6298  Plagiobothrys collinus var. californicus Helen Leach 1967-3-2 670302- 3 Riverside Pedley 229 Comment
  RSA750554  Plagiobothrys collinus var. ursinus Scott D. White, Justin M. Wood 2009-5-21 12881 Riverside Garner Valley, 0.5 miles NW of Morris Ranch Rd (Kenworthy Ranger Station). 1372 Comment
  RSA198966  Plagiobothrys fulvus var. campestris R. F. Thorne, E. W. Lathrop, Ora M. Clark, S. Carlquist 1968-4-18 37425 Riverside Santa Rose Plateau: Mesa de Colorado, Rancho California. 671 Comment
  UCR58494  Plagiobothrys fulvus var. campestris Jeri Hirshberg 1989-4-4 s.n. Riverside Peninsular Range; Santa Ana Mtns., Santa Rosa Plateau, south of town of Murrieta, and SW of Mesa de Burro 610 Comment
  POM368893  Plagiobothrys nothofulvus Ora M. Clark 1929-3-2 1634 Riverside Near Elsinore. Comment
  UCR178278  Plagiobothrys nothofulvus T. B. Salvato, Tracy Tennant 1998-1 MOR- 805 Riverside San Bernardino Mtns., Morongo Indian Reservation, upper Potrero Canyon, sag pond at Burro Flats, tree stand P-10 1098 Comment
  SEINET7063030  Plagiobothrys tenellus A. G. Vestal 1962-3-27 s.n. Riverside About 3.5 miles northeast of Lake Elsinore on Route 74. UTM Zone 11, 470760mE, 3730110mN. (WGS84/NAD83). 472 Comment
  RSA251158  Plagiobothrys undulatus P. A. Munz 1941-5-18 16662 Riverside north end of Santa Rosa Ranch, Elsinore Mountains. 854 Comment
  SD90575  Plagiobothrys undulatus Robert F. Thorne, Eatl Lathrop 1969-5-12 37931 Riverside Santa Rosa Plateau; large vernal marsh on south end of Mesa de Colorado, Rancho California. 625 Comment
  RSA339067  Plantago erecta Robert F. Thorne, C. W. Tilforth 1980-5-28 54243 -a Riverside Along Whitewater River, ca. 3.2 miles N of Whitewater Post Office and Hwy 10. Comment
  UCR121679  Plantago erecta Ian G. Gillespie, Abby Sirulnik 2000-5-7 38 Riverside Temescal Valley, 0.9 mi SE of Indian Truck Trail and 40 m SW of DePalma Road, directly across from Corona Lake 396 Comment
  UCR123829  Plantago ovata Steven R. Hill, K. Kramer 2001-4-27 33487 Riverside Sonoran (Colorado) Desert, N side of Route I-10, W side of Coachella Canal, about 0.1-0.2 mi north of interstate highway, 3 mi east of Indio 9 Comment
  UCR75056  Plantago ovata A. C. Sanders, E. J. Lawlor 1992-4-4 12087 Riverside Sonoran (Colorado) Desert, McCoy Mountains, within 0.5 mile of McCoy Spring 244 Comment
  JOTR35362  Plantago ovata var. fastigiata Harding, Mitzi, M. Wheeler 2011-1-26 146 Riverside Joshua Tree National Park. Pinto Basin, where Chuckwalla Valley meets Pinto Wash, 0.5 mi west of Coxcomb Mountains, sandy burms above large wash (STOP2) 289 Comment
  POM305630  Plantago ovata var. fastigiata Henry J. Ramsey, Henry J. Ramsey 1937-3-2 869 Riverside Blythe, Colorado River bluffs. Comment
  RSA402024A  Plantago ovata var. fastigiata A. Menke 1955-3-26 s.n. Riverside No Palms near Desert Center, Hwy 70 Comment
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Feb 19 2013
  JOTR16769  Plantago patagonica Moore, Sue 1968-5-5 s.n. Riverside Joshua Tree National Park. QUEEN VALLEY 1341 Comment
  POM8833  Plantago patagonica Mary F. Spencer 1920-4-10 801 Riverside Palm Springs. Colorado Desert. 122 Comment
  POM12756  Platanthera leucostachys Philip A. Munz 1922-7-6 5990 Riverside San Jacinto Mountains: Tahquitz Valley. 2195 Comment
  CLARK-A1528-3420  Platanus racemosa 1970-5-14 5575 Riverside Box Springs 487 Comment
  RSA604604  Platanus racemosa Louis C. Wheeler 1961-10-8 7930 Riverside Temescal Valley: First big wash E of avocado mesa E of Wright Ranch. Comment
  JEPS29293  Platystemon californicus Rimo Bacigalupi and L. Heckard 1962-3-25 8388 Riverside about 5 mi se Corona (just n of Bedford Canyon); eastern base of Santa Ana Mountains, n of Bedford Canyon 304 Comment
  RSA660049  Platystemon californicus Glenda Long 1981-4-11 7 Riverside 5 miles along Cajalco Road after I 15 offramp. 100 to 150 yards up north facing slope from road. Comment
  UC167979  Platystemon californicus Katharine Brandegee and Charlotte M. Wilder May 12 1905-May 17 1905 Riverside Wilders near Riverside; near Riverside Comment
  UCR138836  Platystemon californicus D. L. Banks 1997-4-5 1682 Riverside Agua Tibia Mtns., NW Palomar Mountains: Agua Tibia Wilderness area. south of Dorland Mountain, just west of the Pechanga Indian Reservation boundary, at the headwaters of a tributary of the N fork of Pechanga Creek 793 Comment
  UCR262241  Platystemon californicus T. B. Salvato, Meenaxi R. Panakkal, Tim Thomas 2009-6-23 3709 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
  SEINET7073301  Platystemon californicus var. californicus A. G. Vestal 1963-4-27 s.n. Riverside Cottonwood Canyon Road southeast of Lake Elsinore. Coordinate datum: NAD27. Comment
  CAS-BOT-BC326642  Pleurocoronis pluriseta C. L. Hitchcock 1966-3-21 24339 Riverside At summit of pass through Sheep Hole Mountains about 40 miles south of Amboy Comment
  CLARK-A1045-141  Pleurocoronis pluriseta George K. Helmkamp 1977-3-20 Riverside Deep Canyon rocky wall; Palm Desert 15'Q Comment
  JEPS18552  Pleurocoronis pluriseta John Thomas Howell 1928-1-29 3299 Riverside Painted Canyon Colorado Desert Comment
  SDSU406  Pleurocoronis pluriseta D. F. Howe 1952-4-28 2196 Riverside Chuckawalla Mts. Comment
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Jan 24 2013
  UCR120341  Pluchea sericea Mitch Provance 1998-7-23 907 Riverside Jurupa Mountains, Jurupa Mountains Cultural Center, 1/4 mile SE of peak 1411 305 Comment
  SEINET10801074  Pluchea sericea Billy Joe Cox 1975-4-23 Cox 4141 Riverside Palo Verde, 1-3 km. W, (ca. 32 mi. S of Blythe). Riverside-Imperial counties. 70 Comment
  UCR2712  Poa nervosa F. M. Reed 1908-7-10 2486 Riverside San Jacinto Mtns, big meadow in Round Valley 2744 Comment
  UCD91843  Poa pratensis Alan A. Beetle 1946-6-20 4397 Riverside San Jacinto Mt., near Idlewilde. 1219 Comment
  CAS-BOT-BC167528  Polygala acanthoclada Annie M. Alexander; Louise Kellogg 1941-5-18 2195 Riverside 1.5 miles north of Cottonwood Spring, Eagle Mountains 975 Comment
  UC665640  Polygala acanthoclada Annie M. Alexander and Louise Kellogg 1941-5-9 2139 Riverside 1.5 mi n Cottonwood Spring (Eagle Mountains, Colorado Desert); Colorado Desert, Eagle Mountians 975 Comment
  POM159503  Polygonum aviculare subsp. aviculare J. B. Feudge 1927-4-11 1643 Riverside Damp border, Temescal Canon. 351 Comment
  CLARK-A1528-3788  Polygonum lapathifolium Art Whistler 1966-5-18 8 Riverside University of California Comment
  UCR110383  Polygonum lapathifolium A. C. Sanders, Mitch Provance 1999-9-26 23110 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  RSA29893  Polygonum punctatum Louis C. Wheeler 1932-9-4 1320 Riverside Santa Ana River at Chino Creek. 183 Comment
  CLARK-A1528-31  Polypodium californicum Ruth Cooper 1952-6-3 644 a Riverside Box Springs Mountains Comment
  RSA612696  Polypogon maritimus D. L. Banks 1997-3-29 1602 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
  SBBG133354  Polypogon monspeliensis S. D. White 2004-4-26 10252 Riverside San Jacinto Mtn foothills, Soboba Indian Reservation, Indian Crk Watershed 518 Comment
  SBBG53740  Polypogon monspeliensis S. Boyd 1980-4-13 Riverside Harford Springs County Park, NW corner of the Gavilan plateau Comment
  UC573864  Polypogon monspeliensis H. S. Yates 1937-6-27 6706 Riverside near Relief Hot Springs; San Jacinto Quadrangle, near Relief Hot Springs Comment
  SDSU13615  Populus balsamifera subsp. trichocarpa W. Miller, C. Mosse Riverside Comment
  CAS-BOT-BC102598  Populus fremontii L. R. Abrams 1908-7-21 s.n. Riverside Elsinore Comment
  CAS-BOT-BC102605  Populus fremontii Dr. Barton W. Evermann 1924-4-12 s.n. Riverside Cottonwood Springs Comment
  POM122002A  Populus fremontii subsp. fremontii Marcus E. Jones 1900-7-13 s.n. Riverside Dripping Springs near Temecula. 366 Comment
  SEINET11984523  Populus fremontii subsp. fremontii E. K. Balls, Everett, P. C. 1957-1 22797 Riverside Snow Creek, N base San Jacinto Mts 701 Comment
  HSC25126  Porophyllum gracile Richard Spjut 1972-2-12 2190 Riverside Colorado River: N base and face of the Chuckawalla Mtns., ca. 3 to 4 mi. S of Desert Center 305 Comment
  RSA752140  Potamogeton pusillus Justin M. Wood, Brandy Wood 2009-7-4 1045 Riverside Riverside Flood Control Basin, SW corner of Patton Rd and Wineville Rd, immediately S of San Bernardino County Line. 250 Comment
  SEINET10543381  Potentilla David B. Dunn 1946-8-16 Dunn 2672 Riverside Open dry trail soil by jolly springs. San jacinto mts Comment
  RSA713904  Potentilla glandulosa subsp. nevadensis E. C. Jaeger 1921-6-24 s.n. Riverside Long Valley Comment
  SD232323  Potentilla gracilis var. fastigiata Scott D. White, Justin M. Wood 2008-6-19 12280 Riverside San Jacinto Mountains: Meadows at Baldy Mtn. Mesic meadow and adjacent uplands. 1584 Comment
  RSA0013895  Proboscidea althaeifolia Steve Boyd, Valerie Soza, Tasha La Doux 1997-10-13 10062 Riverside Colorado-Mojave Desert transition, Little Maria Mountains: Bajada at southwest end of Rice Valley, along Midland Road, just north of pass between Little Maria and Big Maria mountains. 274 Comment
  LA47470  Prosopis glandulosa var. torreyana Nesta Dunn; A. M. Martin 1932-3-27 sn Riverside Oasis Comment
  SD146263  Prosopis glandulosa var. torreyana A. C. Sanders, S. D. Boyd, Mitch Provance 1999-7-14 23075 Riverside San Bernadino Valley: Colton Dunes, dune remnant on Slover Ave between Pepper Ave and the tank farm, 1 miles w of Slover Mountain 320 Comment
  UC63796  Prunella vulgaris var. lanceolata H. M. Hall 1897-6-17 652 Riverside vicinity Strawberry Valley (San Jacinto Mountains); , vicinity of Strawberry Valley 1615 Comment
  CAS-BOT-BC151127  Prunus fremontii J. Ewan 1929-2-22 3684 Riverside Palm Canyon of San Jacinto 304 Comment
  CDA26158  Prunus fremontii T. C. Fuller 1963-4-23 10295 Riverside San Jacinto Mountains; Highway 74 to Palm Desert, just east of Pinyon Flat. 0 Comment
  RSA701211  Prunus fremontii Keith E. Hoffmaster 1933-4-14 s.n. Riverside Taquitz canyon Comment
  SDSU13933  Prunus ilicifolia subsp. ilicifolia Michael G. Simpson, Claudia Luke & Shane Waddell 2000-5-23 2142 Riverside Santa Margarita Ecological Reserve (SDSU), southeastern region, ca. 1/4 mile north of El Valle meadow. 646 Comment
  UC990729  Psathyrotes ramosissima Roxana S. Ferris 1953-3-10 12603 Riverside Thousand Palms Indio Hills Comment
  SD234306  Pseudognaphalium beneolens R. E. Riefner Jr. 2006-9-14 06 432 Riverside Peninsular Range: Temecula, Temecula Valley, Hwy 79 at Old Town Front Rd. 305 Comment
  RSA799090  Pseudognaphalium biolettii Sarah J. De Groot, Evan Meyer, Abby Hird 2013-3-23 6888 Riverside Joshua Tree National Park, Biodiversity Hunt; north and northwest part of Lost Palms Oasis 988 Comment
  RSA596145  Pseudognaphalium luteoalbum D. L. Banks 1996-11-7 1193 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; At the end of the main road in the Reservation, approximately 150 m NW of the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 472 Comment
  UCR280932  Pseudognaphalium microcephalum Mitch Provance, Matt K. Beyers, Jeremiah George, John Hazlett 2017-6-5 617- 16 Riverside Temescal Valley, Mayhew Wash, 200 yards E of I-15, N side of Temescal Canyon Rd. 314 Comment
  RSA16329  Pseudotsuga macrocarpa Percy C. Everett 1935-6-18 7205 A Riverside Santa Ana Mts., Coldwater Can. Trail, about 2 mi. below (North) Main Divide Motorway. 1220 Comment
  SD262211  Psilocarphus brevissimus Mitch Provance, Jeremiah George, Matt K. Beyers, John Hazlett 2017-3-29 317 37 Riverside Perris-Aguanga Basin: Menifee, SE corner of Musick Rd and Murrieta Rd (Romeland 7.5'Q) 454 Comment
  SDSU21798  Psilocarphus brevissimus var. brevissimus Michael G. Simpson, Laura Benedict, Zack Principe, Lee Ripma, Nuri Benet-Pierce, Andy Siekkinen 2016-5-7 3981 Riverside Santa Rosa Plateau Ecological Reserve. Across street from vernal pool trail, ca. 4 miles north on road from Visitor's Center. 636 Comment
  UC64820  Psilostrophe cooperi E. E. Schellenger 1904-10-19 24 Riverside Chuckawalla Bench Colorado Desert Comment
  JEPS41710  Psorothamnus arborescens var. simplicifolius M. French Gilman 1931-5-20 Riverside between Palm Springs and Whitewater Comment
  RSA0106712  Psorothamnus emoryi Duncan S. Bell 2011-9-30 2945 Riverside Northeastern section of the Arica Mountains; northwest section of Rice Valley; approx. 2 air miles southwest of the ghost town of Rice. 234 Comment
  RSA403987  Psorothamnus emoryi Christopher Davidson 1979-4-29 7819 Riverside West of Indio, 3 miles E of Date Palm Drive. 15 Comment
  CAS-BOT-BC340870  Psorothamnus schottii Marcus E. Jones 1926-6-8 s.n. Riverside Whitewater Comment
  JEPS41665  Psorothamnus schottii W. L. Jepson 1927-4-12 11683 Riverside Mecca, Painted Canyon Painted Canyon; Mecca, Painted Canyon 76 Comment
  RSA799247  Psorothamnus schottii Thomas Stoughton, Duncan S. Bell, Debra Nelson 2011-2-20 731 Riverside South side of the Mecca hills, side canyon roughly 1.3 miles north of turnoff for Painted Canyon on Box Canyon Road 113 Comment
  UCR274324  Psorothamnus schottii Jennifer H. Jones, Scott D. White 2005-4-21 71 Riverside Sonoran Desert, Eastern Coachella Valley, bajada beneath Mecca Hills, just E of Coachella Canal 24 Comment
  UCR89647  Psorothamnus schottii Bern Schwenn 1994-4-29 s.n. Riverside southern Mojave Desert, Joshua Tree National Monument, E side of Hexie Mtns., along Ruby Lee Well Road. 823 Comment
  CAS-BOT-BC340963  Psorothamnus spinosus Victor Duran 1933-7-3 3499 Riverside Coachella Valley at Deep Canyon 243 Comment
  RSA125245  Psorothamnus spinosus E. K. Balls, George B. Everett 1957-8-20 22668 Riverside Palm Springs, on S boundary, along rd. to Cathedral City. 91 Comment
  UC812707  Pteridium aquilinum var. pubescens P. A. Munz 1922-7-5 6012 Riverside Tahquitz Valley; San Jacinto Mts 2194 Comment
  POM13039  Pterostegia drymarioides P. A. Munz, D. D. Keck 1922-4-13 4948 Riverside Eagle Mountains. 244 Comment
  UCR162402  Pterostegia drymarioides 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
  RSA450763  Pulicaria hispanica J. C. Roos 1965-8-2 s.n. Riverside Palm Springs: along irrigation ditch on Vista del Chino, between Sunrise Way and Caballeros Ave. 122 Comment
  UCR14545  Pulicaria paludosa O. F. Clarke 1974-11-14 s.n. Riverside Riverside, Santa Ana Riverbottom Park Comment
  RSA401600  Pycnanthemum californicum T. H. Holmes 1932-1 s.n. Riverside San Jacinto Mountains. Comment
  CAS-BOT-BC516760  Quercus Jeremiah George 2012-8-7 70812 -5 Riverside Beaumont, Western Knolls, north central slope of eastern half of bench between Hwy 60 and Oak Valley Pkwy, E of Potrero Blvd 747 Comment
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Jan 17 2018
  UCR273242  Quercus Mitch Provance 2012-1-25 17387 Riverside Badlands of Western Riverside County, San Timoteo Canyon, SW end along SCE powerline access roads between El Casco Substation and the Hwy. 60. 689 Comment
  JOTR32647  Quercus X munzii La Doux, Tasha, Mike Bell 2006-11-22 1615 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Queen Valley area; Live Oak picnic area 1267 Comment
  LA43654  Quercus agrifolia George A. Schaefers; 1953-5-23 sn Riverside San Jacinto Mountains, 4 mi. N of Pinon Flats, Hwy 74 1371 Comment
  RSA180341  Quercus agrifolia E. W. Lathrop 1965-4-4 5646 Riverside 8 miles west of Murrieta-Tenaja Range. Comment
  SEINET6081013  Quercus agrifolia Louis Wheeler 1964-11-28 8649 Riverside Idyllwild Area. Strawberry Creek between crossing at Circle Drive and Humber Park. Comment
  UCR158908  Quercus agrifolia var. oxyadenia A. C. Sanders, R. E. Riefner Jr. 2005-8-12 31562 Riverside San Jacinto Mtns., Valley Hi County Park (closed) off Hwy 243 and Twin Pines Rd. at McMullen Flat 1189 Comment
  UCR82765  Quercus berberidifolia A. C. Sanders, D. R. Schramm, D. Wappler 1994-10-6 15779 Riverside San Jacinto Mtns., N slope of mtns.: Twin Pines Creek drainage, Azalea Creek and a tributary gully from the west 1189 Comment
  IRVC26855  Quercus cornelius-mulleri Mitch Provance, Kerry Knudsen, Petra Wester 2004-5-8 9022 Riverside Ca. 0.05 mi. S on Santa Rosa Mtn. Road from Hwy 74. Peninsular Ranges, Santa Rosa Mountains Comment
  UCR54430  Quercus cornelius-mulleri A. C. Sanders, E. J. Lawlor 1988-10-22 8720 Riverside Santa Rosa Mountains, Pinyon Flats area, along the trail from the Dolomite Mine to Horsethief Creek 1200 Comment
  CAS-BOT-BC86541  Quercus dumosa C. H. Muller 1941-8-10 4844 Riverside San Jacinto Mts. 12 mi SE of Keen Camp Comment
  CAS-BOT-BC94188  Quercus engelmannii B. Pitzer 1988-6-10 1053 Riverside Rancho California area, Carrancho Road near intersection with El Prado Road. Ca. 1/2-1 mi SE of De Luz Road Comment
  CDA31210  Quercus engelmannii Mike Lahti 2010-2-8 PDR# 1501957 Riverside West of the city of Temecula, near the San Diego and Riverside County line. 0 Comment
  UCR155338  Quercus engelmannii A. C. Sanders, Mike Misenhelter 2005-3-23 29264 Riverside Santa Ana Mtns., Santa Rosa Plateau, east slope of Squaw Mtn., Av. Escala just above Av. Caleta, N of Tenaja Rd. 701 Comment
  UCR40270  Quercus engelmannii Steve Boyd 1985-7-30 1047 Riverside Santa Ana Mtns., Santa Rosa Plateau, De Luz Road, 7.8 - 10 mi. west of Rancho California Comment
  POM122565  Quercus kelloggii Marcus E. Jones 1924-8-29 s.n. Riverside Idyllwild, San Jacinto Mountains. Comment
  RSA652367  Quercus kelloggii William Gilbert 1969-5-24 s.n. Riverside Between Banning and Idyllwild 1524 Comment
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Aug 17 2011
  UCD46614  Quercus kelloggii Maunsell Van Rensselaer 1937-6-23 Riverside Idyllwild Inn, San Jacinto Mountains, Riverside County, California. Comment
  UCR169243  Quercus kelloggii Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 12- 83 Riverside San Jacinto Mtns, San Bernardino National Forest, 10 miles north of Idyllwild on Hwy 243 near Lake Fulmor, Site L12 1637 Comment
  CAS-BOT-BC104313  Quercus palmeri E. K. Balls; P. C. Everett 1952-11-18 18257 Riverside by entrance to Santa Rosa Indian reservation, Vandeventer Flats 1402 Comment
  UCR117251  Quercus palmeri A. C. Sanders, S. D. Boyd, Mitch Provance, J. Ross 1998-10-25 22294 Riverside San Jacinto Mtns., W side of Burnt Valley along Burnt Valley Rd. 1354 Comment
  RSA477131  Quercus wislizeni var. frutescens Christopher Davidson 1977-5-18 5631 Riverside Santa Ana Mts, Cleveland National Forest, Bear Springs. 1220 Comment
  SBBG122738  Quercus wislizeni var. frutescens R. E. Riefner 2006-10-11 06 -530 Riverside E of Rainbow Cyn, N of Rainbow Heights, Termite's Hike Trail 595 Comment
  JEPS29289  Rafinesquia neomexicana Rimo Bacigalupi, and L. Heckard, and P. C. Hutchison 1962-3-23 8360 a Riverside 1.9 mi sw San Bernardino County line (lower end of Morongo Wash); Morongo Wash 609 Comment
  RSA682861  Rafinesquia neomexicana Scott D. White 2003-3-23 8833 Riverside Desert slope; Hwy 74 near Carrizo Creek crossing. 610 Comment
  RSA772843  Rafinesquia neomexicana Orlando Mistretta, Duncan S. Bell, Jill Beckman, J. D. England, Katie Kane, Jamie Hall, Chris McDonald, Lucila Reccia 2010-4-12 4720 Riverside Transverse Ranges; San Bernardino Mountains region: Whitewater Cyn. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor Center (Whitewater Trout Farm). 600 Comment
  UCR116619  Rafinesquia neomexicana A. C. Sanders 2001-4-8 23975 Riverside Western Colorado Desert, Coachella Valley, Desert Hot Springs, north of intersection of Pierson Blvd. and Atlantic Ave., north of flood control ditch 348 Comment
  POM13145  Ranunculus aquatilis var. capillaceus P. A. Munz, I. M. Johnston 1922-5-19 5431 Riverside Keen Camp, San Jacinto Mountains 1524 Comment
  POM13200  Ranunculus aquatilis var. capillaceus P. A. Munz, I. M. Johnston 1922-5-21 5522 Riverside Garner Ranch, Hemet Valley Comment
  UCSB2063  Ranunculus cymbalaria Haller, John 1950-5-21 Riverside San Jacinto Mtns., shore of Hemet Lake 1463 Comment
  POM12901  Ranunculus cymbalaria var. saximontanus P. A. Munz 1922-6-30 5897 Riverside Santa Rosa Mts.: Santa Rosa. 1982 Comment
  CSUSB565  Raphanus sativus Steve Stadler 1966-3-2 030266 21 Riverside Riverside city. Found in open field west of the corner of Blain Street and Canyon Crest. 50 yards from corner in back of a house. 304 Comment
  JOTR35448  Rhamnus ilicifolia Harding, Mitzi, M. Wheeler, K. Callahan, C. Barrows 2013-4-25 52 Riverside Joshua Tree National Park. Little San Bernardino Mtns. W of Juniper Flats (stop2) Comment
  RSA596147  Rhamnus ilicifolia D. L. Banks 1996-11-7 1195 Riverside NW Palomar Mountains; Agua Tibia Mountains; Pechanga Indian Reservation, E of San Gabriel Church; At the end of the main road in the Reservation, at the spring on the northern fork of Pechanga Creek at the E end of the Reservation. 494 Comment
  UCR174565  Rhamnus ilicifolia Jennifer H. Jones 2006-6-6 398 Riverside Peninsular Ranges; Santa Ana Mtns., Cleveland National Forest along Calif. Hwy 74; lower ele. part of San Juan Loop Trail, N of Upper San Juan Campground 518 Comment
  UCR4789  Rhamnus ilicifolia Ronald Somerby 1966-7-8 s.n. Riverside Santa Ana Mtns., mouth of Tin Mine Canyon, 3.6 mi. SW of Corona 427 Comment
  UCR16588  Rhus integrifolia Joe Buriel 1966-2-26 s.n. Riverside E slope of small hill north of Mt. Rubidoux 306 Comment
  UCR159255  Rhus laurina A. C. Sanders, Kelly Volansky 2005-8-31 31593 Riverside Santa Ana Mtns. Region, Santa Rosa Plateau, hills west of headwaters of De Luz Creek, 50 acre parcel on east side Avenida La Cresta south of Sierra Elena Rd., c. 0.5 mi. N of Tenaja Rd. 701 Comment
  SDSU2179  Rhus ovata James C. Dice, Ruth Miller 1987-11-23 755 Riverside Temecula Gorge, south side of aqueduct crossing. T8S, R3W, SE 1/4 of NE 1/4 of Section 27. 259 Comment
  UCR22015  Rhus ovata Steve Boyd 1980-9-16 354 Riverside Gavilan Hills, Harford Springs County Park, NW corner of the Gavilan plateau 625 Comment
  UCR243158  Rhus ovata LeRoy Gross, Jackie McConnaughy, Drew Monks, Tommy Stoughton, Jane Tirrell, Malia Volke 2010-4-12 4293 Riverside Transverse Ranges; San Bernardino Mountains, Whitewater Canyon Bioblitz: From camp near 34.02539N, 116.68032W, east of the Paw, near the mouth of Catclaw Flat Canyon. Dropped down the Whitewater River to the first wide alluvial canyon to the east, near 34.02133N, 116.67779W. Surveyed this canyon to near 34.02483N, 116.66819W. Then surveyed back to camp by climbing to saddle of ridge to the north, near 34.02655N, 116.67484, and small draw at south end of Catclaw Flat Canyon 871 Comment
  UC1130568  Rhus trilobata J. B. Spring 1931-4-17 35 Riverside head of Dawson Canyon 457 Comment
  SD137740  Ribes amarum Darin L. Banks, Steve Boyd 1995-2-16 49 Riverside Cleveland National Forest, Agua Tibia Wilderness Area. N slope of Agua Tibia Mtn., S of the Dripping Springs Alcove, E of the Woodchuck Trail. 829 Comment
  POM12861  Ribes cereum P. A. Munz 1922-6-28 5878 Riverside Ridge west of Toro Peak. 2409 Comment
  UC455598  Ribes cereum I. J. Condit 1910-6-23 Riverside San Jacinto Mts. 3200 Comment
  RSA594789  Ribes indecorum D. L. Banks, Dylan Hannon 1996-5-3 0985 Riverside NW Palomar Mountains; Agua Tibia Mountains; Foothills S of Hwy. 79 ; E of the Dripping Spring Campground; Along a mesic E facing slope, approximately 300 m SE of the Helipad at the upper camp sites 534 Comment
  UC11579  Ribes montigenum H. M. Hall 1901-7 Riverside Tamarack Valley San Jacinto Mountains 2804 Comment
  JEPS49290 Image available Ribes nevadense W. L. Jepson 1901-5-19 1306 Riverside Strawberry Valley Mt. San Jacinto Comment
  UC11634  Ribes nevadense H. M. Hall 1897-6-18 Riverside Strawberry Valley San Jacinto Mountains Comment
  UCR125994  Ribes quercetorum Dave Goodward 2003-1-31 s.n. Riverside Box Springs Mountains, canyon SW of Pigeon Pass Rd, just before it begins climbing, c. 150 m south of the dump 427 Comment
  UCR25403  Ribes quercetorum John C. Roos 1948-5-22 3864 Riverside Pass at the top of Reche Canyon 732 Comment
  RSA698880  Ribes roezlii J. R. Bruff 1934-7-5 s.n. Riverside San Jacinto Mts. 2591 Comment
  POM12990  Ribes speciosum P. A. Munz, I. M. Johnston 1922-5-19 5309 Riverside Santa Ana River Canyon. 457 Comment
  RSA315  Romneya coulteri J. T. Howell 1928-7-7 1036 Riverside Santa Ana Mts. above Glen Ivy. 610 Comment
  RSA446202  Romneya coulteri Emery M. Whilton 1938-5-16 s.n. Riverside taken in the Mountains between Lake Elsinore and El Capistrana Comment
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Apr 22 2013
  SD193257  Rorippa curvisiliqua A. C. Sanders, R. E. Riefner 2005-8-12 31558 Riverside Valley Hi County Park off Highway 243 and Twin Pines Road, at McMullen Flat. 1189 Comment
  POM19609  Rubus parviflorus var. bifarius Mary F. Spencer 1923-6-12 2163 Riverside Idyllwild, San Jacinto Mountains. 1646 Comment
  SD193057  Rumex conglomeratus Scott D. White, Angelia Carey 2004-6-4 10474 Riverside San Jacinto Mountain foothills: San Jacinto River wash and adjacent alluvial benches, near Indian Creek confluence. 502 Comment
  UC64584  Rumex salicifolius var. salicifolius H. M. Hall 1901-7-1 Riverside vicinity Deer Springs; San Jacinto Mountains 2743 Comment
  UCR101300  Rumex violascens L. C. Wheeler 1955-6-10 7155 Riverside Sonoran (Colorado) Desert, Colorado River at John's Boat Landing Comment
  UC445  Ruppia cirrhosa A. J. McClatchie May 1892 42 Riverside near Elsinore (Salt Lake); Salt Lake Comment
  UCR25038  Sagina saginoides A. C. Sanders 1980-8-21 1776 Riverside San Jacinto Mountains, Mt. San Jacinto Wilderness Area. east of Saddle Junction at the head of Tahquitz Creek, c. 2 mi NE of Idyllwild 2409 Comment
  CAS-BOT-BC129745  Salix bonplandiana Lathrop; Thorne 1967-9-26 6668 Riverside Lome Linda, 4 mi. NW of Murrieta Comment
  UCR155083  Salix exigua A. C. Sanders, Kelly Volansky 2005-3-17 29240 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  RSA0030829  Salix exigua Norman C. Cooper 1944-4-8 1057 Riverside Andreas Canyon. 304 Comment
  JOTR31070  Salix exigua var. hindsiana La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2052 Riverside Joshua Tree National Park. Little San Bernardino Mountains; STOP 6: upper portion of Smithwater Canyon, leading to Lower Covington Flats, wide sandy wash Comment
  CAS-BOT-BC108108  Salix gooddingii Carl W. Sharsmith 1932-3-20 14 Riverside Foot of east slope of Santa Rosa Mts., in Diablo Canyon, 3 m. above its mouth, near Clary's Coral Reef Ranch, Colorado Desert Comment
  CAS-BOT-BC108147  Salix gooddingii A. C. Sanders; S. Hawkins; J. Goetzen; D. Freeman 1996-5-1 18103 Riverside San Bernardino Mtns. - Morongo Indian Reservation, vicinity of natural pond & bog at SE ede of Burro Flats 1097 Comment
  POM122567  Salix gooddingii Marcus E. Jones 1925-4-24 s.n. Riverside Thousand Palms. Comment
  UC492437  Salix gooddingii Carl B. Wolf 1932-4-28 3085 Riverside ca. 800 m from State Inspection Station (on way to Blythe Bridge, overflow land back of Colorado R.) 90 Comment
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Mar 26 2011
  JOTR35496  Salix laevigata La Doux, Tasha, D. Shade, S. De Groot, N. Fraga, L. Washburn 2013-4-26 3184 Riverside Joshua Tree National Park. Little San Bernardino Mtns, Upper Smithwater Canyon, NW of Quail Mtn. (Biodiversity Hunt stop2) 1295 Comment
  RSA233003  Salix laevigata D. A. Young 1969-3-21 P 417 Riverside 3 miles west of Elsinore, California on a dirt road north of Highway 71, 500 yards off the road. 244 Comment
  UCD111137  Salix laevigata A. C. Sanders 2004-5-12 27867 Riverside Elsinore Basin Region: Walker Canyon at north foot of Alberhill Mountain, Temescal Creek. Comment
  SD229281  Salix lasiolepis Dick Schwenkmeyer 2012-8-28 825 Riverside Fuller's Mill camp, 2.6 mi. east of intersection of highway 243 and Fuller's Mill road, 7.5 miles north of Idyllwild. 1799 Comment
  SEINET272322  Salix lasiolepis A. C. Sanders, G Helmkamp 1997-3-15 19969 Riverside Lake Skinner Area; lower Rawson Canyon along the dirt road toward Bachelor Mtn. UTM 10km cell: MH-9E 1N. Skinner Reser 457 Comment
  CAS-BOT-BC128444  Salix lasiolepis var. lasiolepis Marian L. Campbell 1921-3-19 38 Riverside Banning Comment
  CAS-BOT-BC129511  Salix melanopsis Geo. B. Grant 1906-5-1 s.n. Riverside Colorado Deserat at Palm Springs Comment
  CAS-BOT-BC126315  Salix sessilifolia Ethel H. Campbell 1921-6-1 s.n. Riverside San Jacinto Comment
  UCR207624  Salsola O. F. Clarke 2004-3-24 s.n. Riverside San Bernardino Valley Region, Riverside, Santa Ana River near the old Salt Lake Railroad bridge 215 Comment
  CDA21321  Salsola australis L. Smith 2004-8-17 s.n. Riverside South Coast Region; Corner of Iowa St. and Martin Luther King Blvd., Riverside. 303 Comment
  UCR261417  Salsola paulsenii A. C. Sanders, Jake Schweitzer, Katie Young 2015-3-23 41424 Riverside San Gorgonio Pass, San Gorgonio River wash, c. 3.7 miles east of Cabazon, c. 1.25 mi. NNE of One Horse Spring, south of I-10 and east of water bottling plant, between wind farms 439 Comment
  UCR118400  Saltugilia australis A. C. Sanders 1994-5-30 14584 Riverside San Bernardino Mountains, north-northeast of Beaumont at Highland Springs, hills north of the end of Bellflower Ave., at Dutton St 950 Comment
  JOTR34201  Saltugilia latimeri La Doux, Tasha, M. Harding, T. Herskovits, M. Wheeler 2010-5-27 2993 Riverside Joshua Tree National Park. Little San Bernardino Mountains, Lost Horse Mountain; narrow canyon with loamy slopes and rocky outcrops; 2009 burn area, below Lost Horse Mine Comment
  RSA338479  Saltugilia latimeri C. W. Tilforth 1973-4-29 779 Riverside Hwy 74, ca. 9 mi. S of bridge at base of Seven Level Hill, S of Palm Desert. Comment
  RSA469681  Saltugilia splendens Robert L. Rutherford 1945-5-24 1655 Riverside Big Oaks Canyon, Banning. 1220 Comment
  SEINET3225666 Image available Salvia apiana C. L. Hitchcock 1940-4-12 6045 Riverside 8 mi. northwest of Elsinore. 460 Comment
  UCR133363  Salvia apiana Tracy Tennant, J. S. Ross 1998-4-30 MOR- 75 Riverside San Bernardino Mtns. Region, Morongo Indian Reservation, unnamed canyon running W to E between the southern portions of Hathaway and Potrero Canyons, c. 1.5 miles ENE of Banning Peak (VABM 3440) 854 Comment
  UCR140739  Salvia apiana A. C. Sanders 2004-5-11 27854 Riverside Elsinore Basin Region, Alberhill Mountain, lower south-facing slopes southeast of the clay mining area 450 Comment
  CAS-BOT-BC220747  Salvia clevelandii Carl B. Wolf 1936-6-17 7965 Riverside Santa Ana Mts., Tenaja Road, about 2 1/2 mi. S. of Tenaja Guard Station on rd. to Santa Margarita Peak 609 Comment
  RSA0047269  Salvia columbariae J. Mark Porter, Lauren E. Machen 1997-2-15 11422 Riverside North of Interstate 15 at the Lake Street/Walker Canyon exit, 4.4 mi NE of the Hwy 74 exit at Lake Elsinore. 390 Comment
  RSA614627  Salvia columbariae D. L. Banks 1997-3-29 1569 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
  SFV4255B  Salvia columbariae W. A. Emboden, Jr. 1962-4-26 2050 Riverside Roadside 2 miles west of Anza on road from Anza to Highway 79. -15 Comment
  UCLA70193  Salvia columbariae A. M. Johnson 1933-4-28 4238 Riverside 2-3 mi up from Palm Springs (Indian Wells highway, along new mountain highway to Hemet) Comment
  UCR226068  Salvia columbariae A. C. Sanders, T. B. Salvato 2011-4-1 38962 Riverside Peninsular Range, Lake Elsinore, hill 90 m NE of intersection of Baker St. and Bunker St., 0.35 km NW of Hwy 74 395 Comment
  UCR279595  Salvia columbariae A. C. Sanders, Jim Malusa 2017-3-28 43162 Riverside Sonoran (Colorado) Desert, Northern edge of Chocolate Mountains, along Salt Creek at edge of Navy Aerial Gunnery Range, vicinity of Clemons Well site, between wash and old Kaiser RR 314 Comment
  UCSB44881  Salvia columbariae Collins, Elizabeth 1977-3-30 Riverside Corn Springs Campground; 8 miles south of Hwy. 10; base of Chuckwalla Mts 457 Comment
  SEINET13947334 Image available Salvia columbariae C. L. Hitchcock 1966-1 24155 Riverside 1 mi E of Glen Ivy hot springs. Comment
  RSA664086  Salvia columbariae var. columbariae Bruce Albert 1982-4-17 70 Riverside Hillside west of Lake Mathews Road, 2 miles south of Cajalco Road. Comment
  CAS-BOT-BC226136  Salvia greatae J. C. Roos 1958-3-29 s.n. Riverside In Salt Creek Wash, 3 miles N. of Coachella Canal on E. base of Orocopia Mtns. 304 Comment
  JEPS16866  Salvia greatae Marjorie D. Clary 1938-4-17 2844 Riverside n of Salton Sea (bajada at base of Orocopia Mts); Orocopia Mts. 243 Comment
  RSA0042827  Salvia greatae Duncan S. Bell, Deidre Conocchioli 2014-3-18 6251 Riverside Orocopia Mountains; southern/central section of range; approximately 1.25 air miles northwest of Gucci Spring. 511 Comment
  SFV4248  Salvia greatae W. A. Emboden, Jr. May 1963 s. n. Riverside Colorado Desert Between Chocolate Mountains and Orocopia Mountains at base of outwash plains. 245 Comment
  SD229201  Salvia pachyphylla subsp. pachyphylla Dick Schwenkmeyer 2012-8-7 775 Riverside Santa Rosa Mountain Cabin, 10 miles southeast of the intersection of Highway 74 and Santa Rosa Mountain road. 2305 Comment
  SBBG6512  Salvia vaseyi H. and M. Dearing 1936-12-25 1562 Riverside Long Cyn, Colorado Desert Comment
  UCSB21139  Salvia vaseyi Keefe, Joseph 1967-3-23 Riverside Whitewater Canyon Road; 1.9 miles north of U.S. Highway 99; east of Banning 609 Comment
  CAS-BOT-BC414253  Salvinia minima R. E. Riefner, Jr. 2011-10-16 11 -142 Riverside City of Lake Elsinore, W of Hwy. 74, S side of Temescal Wash, ca. 0.2 mi N of Baker St., vicinity of Bromley Ave. and Baker St. 382 Comment
  CLARK-A1528-2411  Sambucus caerulea John C. Roos, Lucille Roos 1951-10-24 5341 Riverside Pedley 243 Comment
  CHSC203  Sambucus mexicana Sonia R. Westerberg 1938-4-17 Riverside Lake Elsinore Comment
  POM4389  Sambucus mexicana O. W. Robinson 1916-3-29 s.n. Riverside Burton's Canyon south of Lake Elsinore. Comment
  UCR140657  Sambucus mexicana Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-20 13- 89 Riverside San Jacinto Mtns, San Bernardino National Forest, 12 miles north of Idyllwild on Hwy 243 near Vista Grande, Site L13 1558 Comment
  UC917896  Sambucus nigra subsp. caerulea Frank W. Gould 1943-4-17 2111 Riverside 12 miles south of Corona Comment
  UC1929736  Sanicula arguta Scott D. White, Justin Wood 2008-4-3 11793 Riverside Perris / Elsinore Basin: Foothills of Gavilan Hills at Temescal Wash, near Olsen Canyon. Morgan Property, Alberhill area. Comment
  UCR108995  Sanicula bipinnatifida D. L. Banks 1997-3-29 1566 Riverside NW Palomar Mtns, Agua Tibia Mtns, Pechanga Indian Reservation. Headwaters of Pala Creek at the S extremity of the Reservation, north of the Riverside/San Diego Co. line, west of the intersection of Magee Truck Trail and Moreno Rd including a large area of vernally wet grassland at the extreme SW corner of the Reservation 409 Comment
  POM46974  Sarcodes sanguinea Mary F. Spencer 1919-6-20 1206 Riverside Idyllwild. San Jacinto Mountians. 1616 Comment
  UCR205745  Sarcostemma crispum Jordan Zylstra 2009-5-27 s.n. Riverside Peninsular Range; San Jacinto Mtns., Pinyon Flat, north of Hwy 74, east of Pinyon Flat Campground 1220 Comment
  UCR12642  Sarcostemma cynanchoides Eric Trubschenck 1972-5-8 15 Riverside Moreno Valley, 12 miles east of Riverside, 1 mi south of intersection of Alessandro Blvd with Wilmot Street 549 Comment
  UCR140696  Sarcostemma cynanchoides A. C. Sanders 2004-5-12 27873 Riverside Elsinore Basin Region, Walker Canyon at northeast foot of Alberhill Mountain, Temescal Creek 378 Comment
  UCR146731  Sarcostemma cynanchoides subsp. hartwegii June Latting 1977-11-6 s.n. Riverside San Jacinto Mtns./Sonoran (Colorado) Desert, Oasis de Los Osos, Snow Creek 488 Comment
  JEPS27445  Sarcostemma hirtellum W. L. Jepson 1928-4-25 12627 Riverside s. Mohave Desert, Pinto Basin 1676 Comment
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Dec 26 2016
  UCR214864  Sarcostemma hirtellum A. C. Sanders 2010-3-23 37526 Riverside Sonoran (Colorado) Desert, Chuckwalla Valley, at SW foot of Palen Mtns. 140 Comment
  RSA735903  Schedonorus arundinaceus Scott D. White, Justin M. Wood 2008-6-24 12289 Riverside San Timoteo Canyon. Meadow along San Timoteo Creek. 640 Comment
  RSA645545  Schinus polygamus A. C. Sanders, G. Helmkamp 1995-12-5 17930 Riverside Riverside: abandoned orange orchard on Spruce St. at Canyon Crest Dr. 300 Comment
  UCR166018  Schismus arabicus Nathan Moorhatch 2005-2-17 s.n. Riverside Sonoran (Colorado) Desert, Coachella Valley, east edge of Santa Rosa Mtns., La Quinta, west of Washington St., between Ave. 48 and Lake La Quinta Dr., 4 acre parcel 37 Comment
  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
  UCD93273  Schismus barbatus Scott D. White 1997-2-28 4719 Riverside Elsinor Basin. Elsinore Area: SE of Hwy 74, ca. 1 mile E of junction with I-15 Freeway. 457 Comment
  UCR26326  Schismus barbatus John C. Roos 1940-3-3 912 Riverside Sonoran (Colorado) Desert, around Palm Springs 183 Comment
  SBBG101789  Schoenoplectus acutus var. occidentalis S. Boyd, T. Ross 1991-6-14 6375 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
  RSA652886  Schoenoplectus californicus John Wallace 1991-5-8 22 Riverside Colorado River. Comment
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Aug 13 2015
  RSA563903  Schoenoplectus glaucus A. C. Sanders 1993-4-5 13700 Riverside Western edge of Hemet, along S side of Devonshire Ave. between Old Warren and Warren Roads, SW of Tres Cerritos and N of Florida Ave. (Hwy 74). 460 Comment
  RSA520943  Scirpus microcarpus Steve Boyd, David E. Bramlet 1988-10-8 2865 Riverside Cahuilla Mountain, SW of Anza at head of Bautista Canyon. Along crest of the mountain. Comment
  UCR172808  Scrophularia californica Abby Sirulnik 2000-5-7 31 Riverside Peninsular Ranges; San Jacinto Mtns., Calif. Hwy 243, c. 5 mi. from Interstate 10 1098 Comment
  UCR174534  Scrophularia californica Jennifer H. Jones 2006-4-7 262 Riverside Peninsular Ranges, Box Springs Mtns. Reserve; A couple hundred feet up hill east of service road, just SE of the parking lot 732 Comment
  POM10106  Scrophularia californica subsp. floribunda Charlotte M. Wilder 1904-4-30 139 Riverside West Riverside. Comment
  SD51951  Scutellaria bolanderi subsp. austromontana Reid Moran 1962-7-7 9852 Riverside 2 miles SW of Idyllwild, in shade by Strawberry Creek 1550 Comment
  UCR177395  Searsia lancea John Wear 2004-4-1 s.n. Riverside Sonoran (Colorado) Desert, Palm Springs, 2 acre parcel c. 320 ft. east of intersection of West Vista Chino and Via Norte on the north side of Vista Chino, 310 and 320 West Vista Chino Road 183 Comment
  UCR231048  Searsia lancea A. C. Sanders, T. B. Salvato 2012-1-3 39958 Riverside Peninsular Range, Riverside, south side of UCR campus near old C.E.S. Director's garden, south of South Campus Dr. near College Bldg. North 358 Comment
  RSA697611  Securinega fasciculata var. hallii J. R. Bruff 1928-5-2 168 Riverside Cottonwood Springs. Comment
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Oct 9 2010
  RSA206254  Sedum niveum Reid V. Moran 1968-8-3 15346 Riverside 1 mile NW of Toro Peak. 2250 Comment
  RSA683766  Selaginella bigelovii Meryl B. Dunkle 1934-2-19 3841 Riverside San Juan Canyon. 610 Comment
  SD138963  Selaginella bigelovii Craig Reiser 1993-3-19 Riverside Near Highway 62 west of Morongo Valley Comment
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Feb 29 2008
  SEINET9622578 Image available Selaginella bigelovii M. D. Windham, K. Pryer, J. Beck, C. Rothfels, A. Grusz 2008-5-15 3558 Riverside SSE of Palm Springs along unnamed tributary of Palm Canyon. ca. 5.61 km WNW of the summit of Murray Hill. T4S, R4E, Sec. 34. 221 Comment
  UCR131828  Selaginella bigelovii Jennie Phui 1998-5-30 030 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
  UCR270354  Selaginella bigelovii Dick Newell, Judy Booth 2016-1-17 417 Riverside Peninsular Range; Santa Ana Mtns., Cleveland National Forest, South Main Divide Road, 0.4 mile south of Elsinore Peak 978 Comment
  SEINET7048182  Selaginella bigelovii Steven R. Hill 2001-5-3 33691 Riverside Northeast-facing slopes of Mount San Jacinto, Tramway Road in vicinity of road summit, Chino Canyon, about 3.8 miles due west of California Route 111, Palm Springs. Palm Springs Aerial Tramway property, around and below parking area. Elevation about 2600 feet. Comment
  UCR234816  Selaginella eremophila Jim Andre, Glenn L. Clifton 2011-2-22 17481 Riverside Coachella Valley, 1.2 mi due south of Windy Point (at Hwy 111, just southwest of 'The Cove' housing development near Blaisdell Creek, at base of San Jacinto Mountains 320 Comment
  RSA524454  Senecio californicus Steve Boyd, Timothy S. Ross, Laurel Arnseth, Jaime Bonilla 1990-4-3 4090 Riverside Vail Lake area, upper benches and adjacent slopes of the E flank of 'Big' Oak Mountain., just S of the E summit. 610 Comment
  SD144485  Senecio californicus var. californicus A. C. Sanders, G. Waines, B. Ehdaie, A. Aryavand 1997-3-12 19878 Riverside Lake Skinner area: lower Rawson Canyon, NE of the lake and SW of Black Mtn.along the road. 518 Comment
  RSA28015  Senecio douglasii var. monoensis C. L. Hitchcock 1940-4-5 5964 Riverside 3 miles below Cottonwood Springs Comment
  CAS-BOT-BC323966  Senecio flaccidus var. douglasii R. E. Riefner, Jr. 2006-3-4 06 -46 Riverside Peninsular Range; San Jacinto Mtns. Near Anza, c. 1.5 mi. W from Pine Medow on Hwy 74 and 1.5 mi. NW from Hamilton Creek 1320 Comment
  JOTR31061  Senecio flaccidus var. douglasii La Doux, Tasha, Maria Harding, Mark Wheeler 2010-5-20 2044 Riverside Joshua Tree National Park. Little San Bernardino Mountains, above Lower Covington Flats; STOP 2: steep rocky canyon heading up to west side of Quail Mountain region Comment
  UCR280983  Senecio flaccidus var. douglasii Mitch Provance 2017-5-25 517- 66 Riverside Temescal Valley, 0.3 to 0.5 miles SE of Indian Truck Trail, between Temescal Canyon Rd. and Hwy. 15 361 Comment
  RSA0035903  Senecio mohavensis J. M. Andre 2013-3-27 24820 Riverside Riverside Mountains; east side of Riverside Mountains, along Hwy 95, 13.2 mi. south of Vidal Jct. 126 Comment
  UCR167271  Senecio mohavensis John F. Green<