Search Results — 2000 specimen records retrieved (1534 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
  CHSC35794  Abies concolor N. Cole 1967-5-27 88 Los Angeles Buckhorn Camp, San Gabriel Mountains. 2160 Comment
  RSA460915  Abronia maritima Ora M. Clark 1928-12-23 1389 Los Angeles Hermosa. Comment
  RSA460954  Abronia pogonantha N. C. Cooper 1949-4-19 3611 Los Angeles Mojave Desert, Lancaster. 762 Comment
  RSA680173  Abronia pogonantha Scott D. White 2003-6-8 9509 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  SD52834  Abronia umbellata Peter H. Raven 1962-4-11 17253 Los Angeles San Clemente Island; sandy beach due west of Wall 2. 10 Comment
  UCR272715  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles Channel Islands, San Clemente Island, China Point 30 Comment
  RSA596447  Acacia baileyana R. G. Swinney 1989-7-14 s.n Los Angeles Base of San Gabriel Mtns., in and near the city of Glendora. S of water reservoir at N terminus of Englewild Ave. 396 Comment
  RSA657476  Acacia cyclops Joseph M. Keefe 2001-1-19 30946 Los Angeles south by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles, 90041. 305 Comment
  RSA600706  Acacia mearnsii L. C. Wheeler 1969-2-15 s.n. Los Angeles San Gabriel Mountains. Canyon Crest Drive, Millard Canyon. 403 Comment
  SBBG44368  Acamptopappus sphaerocephalus var. sphaerocephalus G. Sphon, D. Hearn 1956-5-30 10 Los Angeles Black Butte Comment
  CAS-BOT-BC331556  Acer macrophyllum Geo. B. Grant 1903-5-1 s.n. (Ex. 17 .) Los Angeles Mt Wilson Comment
  CAS-BOT-BC331572  Acer macrophyllum K. Kneen 1933-4-29 s.n. Los Angeles Topanga canyon Comment
  JEPS42675  Acer macrophyllum Frank W. Peirson 1918-6-17 107 Los Angeles Rock Creek San Gabriel Mts., Rock Creek 1950 Comment
  SEINET3195251 Image available Acer macrophyllum I. W. Clokey, E. G. Anderson 1935-5-9 6731 Los Angeles San Dimas Canyon Comment
  UCR276962  Acer macrophyllum R. G. Swinney 2010-6-8 13235 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  UCR99489  Acer macrophyllum Steve Boyd, Lauren Raz 1997-3-26 9378 Los Angeles San Gabriel Mtns., Liebre Mountains, Sierra Pelona Ridge, Willow Spring on the S flank of Martindale Cyn near the N end of Bouquet Cyn, south of upper end of reservoir along Forest Service Rd 6N08. 1311 Comment
  RSA0051231  Acer macrophyllum James R. Shevock 1976-4-24 5020 Los Angeles San Gabriel Mountains, Angeles National Forest. 1386 Comment
  UC625025  Achillea millefolium F. R. Fosberg 1931-8-29 S 4713 Los Angeles small canyon betw Cottonwood and Middle Ranch Canyon Middle Ranch Canyon; Santa Catalina Island, Middle Ranch Canyon 100 Comment
  RSA732918  Achnatherum occidentale subsp. occidentale R. G. Swinney 1999-8-16 7655 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope, 2445 Comment
  RSA588149  Achnatherum speciosum Orlando Mistretta 1994-5-23 1224 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1341 Comment
  CAS-BOT-BC204778  Acmispon argophyllus var. argenteus George B. Grant; Walter Wheeler 1904-4-21 H 6257 Los Angeles Isthmus. Santa Catalina Island, Pacific Ocean, off southern California Comment
  SD168097  Acmispon argophyllus var. argenteus Grady L. Webster, Robert Thorne and John Tucker 1992-3-30 7754 Los Angeles Santa Catalina Island; along road from Little Harbor to Middle Ranch. 20 Comment
  LA48003  Acmispon dendroideus var. dendroideus F. R. Fosberg; 1932-5-6 8115 Los Angeles Santa Catalina Island, ridge above Villa Park, Avalon 60.0 Comment
  SD107888  Acmispon dendroideus var. dendroideus Glenn A. Gorelick 1978-5-26 Los Angeles Santa Catalina Island, Catalina Harbor along utility road near dump Comment
  SDSU19964  Acmispon maritimus S. H. Bullock 1968-4-6 41 Los Angeles Claremont north of Foothill Blvd. between Dartmouth and College Ave. 366 Comment
  SBBG68162  Acmispon procumbens var. procumbens R. Hoffmann 1928-7-9 Los Angeles Pine Cyn 914 Comment
  SD64191  Acmispon strigosus Lucille Kempers 1953-4-24 31 Los Angeles San Gabrial Mountains, Palmer Canyon 4 miles up the road, south-facing slope 640 Comment
Read comments
Jul 15 2013
  UCR256568  Acmispon strigosus Anuja Parikh, Nathan Gale 2011-6-27 3508 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, just east of Shortcut Station, 0.6 km north of State Hwy 2, Angeles Crest Hwy 1283 Comment
  RSA0067571  Adenostoma fasciculatum R. G. Swinney 2010-5-4 12500 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  SDSU20  Adenostoma fasciculatum H. Wedberg 1966-4-3 1185 Los Angeles Chaparral slope burned in 1964, above Hill Dr, at Neal, in Eagle Rock. 457 Comment
  SEINET1869732  Adenostoma fasciculatum A. C. Sanders, Mark Elvin 2003-1 27152 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long (Larres) Canyon, a tributary of the Santa Clara River NE of Potrero Canyon. 351 Comment
  UCR155606  Adenostoma fasciculatum A. C. Sanders 2005-5-11 30141 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UCSB37873  Adenostoma fasciculatum var. fasciculatum Nickoloff, Jon 1973-5-2 Los Angeles S-facing ridge, 600' N. of Mt. Wilson Trail, Sierra Madre 304 Comment
  RSA737152  Adiantum capillus-veneris Scott D. White, Chris Huntley 2008-9-30 12545 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 610 Comment
  CATA821  Adiantum jordanii Mark L. Hoefs 1991-6-17 1398 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  LA4001  Adiantum jordanii Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  CAS-BOT-BC153  Agave victoriae-reginae f. viridis A. J. Breitung 1959-9-26 18162 Los Angeles unspecified Comment
  RSA737147  Ageratina adenophora Scott D. White, Justin M. Wood 2008-10-7 12551 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR258954  Ageratina adenophora R. G. Swinney 2010-2-27 11756 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UC1036128  Agnorhiza ovata Sherwin Carlquist 1955-5-13 398 Los Angeles along road n Mt. Wilson pass (past Charlton Flats); Cloudburst Summit Comment
  PASA910  Agoseris plebeja Frank W. Peirson 1923-5-21 Los Angeles Fish Canyon, San Gabriel Mts. 792 Comment
  RSA95122  Agoseris retrorsa F. W. Peirson 1922-7-6 1491 Los Angeles Blue Ridge near Swartout Valley. 2316 Comment
  UCR204884  Agrostis R. G. Swinney 2005-8-9 8412 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCD57994  Agrostis exarata Louis C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island: 0.3 mile south southeast Isthmus Bench Mark. 121 Comment
  UCR273188  Agrostis exarata R. G. Swinney 2011-10-25 15893 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  RSA640880  Agrostis idahoensis L. C. Wheeler 1967-8-9 10415 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  RSA0113892  Agrostis pallens Steven A. Junak 1999-5-21 SCa- 999 Los Angeles Santa Catalina Island. Goat Harbor, near W end of beach, N-facing coastal bluffs. 6 Comment
  POM8029  Alchemilla occidentalis Philip A. Munz, R. D. Harwood 1920-3-13 3321 Los Angeles San Jose Hills, 1 mi. South of San Dimas. 305 Comment
  JEPS47632  Allium burlewii I. M. Johnston 1917-6-20 1490 Los Angeles Baldy Lookout of U.S. Forest Service San Antonio Mountains, Mt. San Antonio, Baldy Lookout 2133 Comment
  JEPS47633  Allium burlewii I. M. Johnston 1917-7-4 1484 Los Angeles Head of San Antonio Canyon San Antonio Mountains, San Antonio Canyon 2438 Comment
  RSA230704  Allium campanulatum Robert F. Thorne, M. Z. Thorne 1969-7-9 38519 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA286670  Allium campanulatum Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44770 Los Angeles San Gabriel Mountains, Angeles Naiional Forest: Big Meadow, Big Pines Recreational area near headwaters of Mescal Creek 2104 Comment
  SD262149  Allium fimbriatum R. G. Swinney 2014-4-24 16227 Los Angeles San Gabriel Mountains/Mojave Desert: SE of Valyermo, Shoemaker Cyn, S-facing slope onsouth side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. (Valyermo 7.5'Q) 1244 Comment
  UCR223014  Allium fimbriatum R. G. Swinney 2009-5-5 10631 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC469353  Allium fimbriatum var. fimbriatum Alice Eastwood; John Thomas Howell 1937-4-26 3960 Los Angeles Near Palmdale Comment
  IRVC27798  Allium haematochiton A. C. Sanders 2005-5-11 30168 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  UCR129341  Allium lacunosum var. davisiae F. W. Peirson 1926-4-26 6658 Los Angeles Mojave Desert, 2 miles east of Palmdale 793 Comment
  UC284741  Allium praecox P. A. Munz 1923-4-9 6657 Los Angeles San Clemente Island Comment
  UCR61096  Allophyllum divaricatum Steve Boyd, T. S. Ross 1988-4-28 2224 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA698745  Allophyllum gilioides subsp. violaceum LeRoy Gross, Paul Morton 2004-6-10 1372 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1432 Comment
  RSA410073  Allophyllum glutinosum Fay A. MacFadden 1931-3-10 s.n. Los Angeles Tejunga Canyon. 427 Comment
  RSA549158  Allophyllum glutinosum T. S. Ross, Peter Fritsch 1990-6-20 3666 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  SBBG31115  Allophyllum glutinosum R. F. Thorne 1966-4-28 36229 Los Angeles near upper end Renton Mine Rd in Pebbly Beach Cyn 259 Comment
  SEINET4044460  Allophyllum glutinosum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  LA204082  Alnus rhombifolia Joseph Andorfer Ewan; 1929-5-11 2101 Los Angeles San Gabriel Mountains, Haines Canyon 731 Comment
  UC1211130  Alnus rhombifolia Huron H. Smith 1912-4-30 4878 Los Angeles Mt. Wilson Comment
  UCR204024  Alnus rhombifolia R. G. Swinney 2001-9-15 8148 Los Angeles San Gabriel Mountains, Windy Spring, c. 0.3 mi northwest of Little Jimmy Campground on Pacific Crest Trail 2256 Comment
  UCR11975  Amaranthus albus P. H. Raven, H. J. Thompson. 1959-9-18 14439 Los Angeles Santa Monica Blvd near Beverly Glen Blvd., [Westwood] West Los Angeles 76 Comment
  RSA0110553  Amaranthus albus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-10-22 SCa- 825 Los Angeles Santa Catalina Island: Cherry Cove, near main buildings at Boy Scout camp. 6 Comment
  CAS-BOT-BC42853  Ambrosia acanthicarpa Robert F. Thorne; M. Z. Thorne 1966-8-29 36569 Los Angeles San Gabriel Mtns., Angeles N.F., near hwy along N Fork of San Gabriel River, 3 mi. S of Coldbrook Campground 670 Comment
  CAS-BOT-BC42895  Ambrosia acanthicarpa J. H. Thomas 1956-9-29 6458 Los Angeles near Pasasdena, along dry bottom of reservoir behind Devils Gate Dam Comment
  RSA589100  Ambrosia acanthicarpa Orlando Mistretta 1994-9-13 1457 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  SFV16846  Ambrosia acanthicarpa J. D. Dilley 1996-10-26 s. n. Los Angeles San Gabriel Mountains Vincent Gap on Angeles Crest Highway. In gravelly soil by parking lot. 2134 Comment
  UC217956  Ambrosia acanthicarpa P. A. Munz 1922-10-15 6545 Los Angeles Claremont 365 Comment
Read comments
Aug 14 2010
  CAS-BOT-BC45001  Ambrosia confertiflora Louis C. Wheeler 1933-11-24 2276 Los Angeles Arcadia 152 Comment
  CAS-BOT-BC55552  Ambrosia psilostachya Lewis S. Rose 1966-12-24 66115 Los Angeles Westwood Village 121 Comment
  CHSC99195  Ambrosia psilostachya John C. Dittes; Rudolph A. Dittes 2006-10-30 1422 Los Angeles South Coast Subregion; undesignated section of El Encino Land Grant; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. 207 Comment
  CAS-BOT-BC45016  Ambrosia psilostachya Peter H. Raven; Henry J. Thompson 1959-10-18 14674 Los Angeles Near mouth of Malibu Creek on north arm of Malibu Lake. 220 Comment
  UCSB9149  Ambrosia psilostachya var. californica Charles Crum 1958-7-15 26 Los Angeles collected along Mulholland Drive, between Sepulveda Road and Topanga Road, near Los Angeles Mulholland Drive, Sepulveda and Topanga Comment
  CAS-BOT-BC142547  Amelanchier utahensis I. M. Johnston 1917-7-31 1539 Los Angeles Icehouse Canyon [Canon] 2209 Comment
  POM86818A  Amelanchier utahensis F. W. Peirson 1919-6-14 471 -A Los Angeles Rock Creek Divide, north side of San Gabriel Mountains. 2012 Comment
  UCR182648  Amelanchier utahensis R. G. Swinney 1997-7-16 5661 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  POM26688  Amorpha californica var. californica George B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  RSA0118868  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32081 Los Angeles Transverse Range; Liebre Mtns. Region: 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 976 Comment
  SFV8010  Amsinckia intermedia T. Gordon, M. H. Grayum, D. L. Koutnik, B. Pavlik 1976-5-10 1363 Los Angeles Santa Susana Mountains North slope of Oat Mountain. 976 Comment
  RSA499929  Amsinckia intermedia Tom Burch 1940-3-10 s.n. Los Angeles Castaic. 610 Comment
  SEINET3372079  Amsinckia menziesii G. Rink 2011-6-5 10595 Los Angeles Chino Hills 396 Comment
  UCR149969  Amsinckia menziesii Scott D. White 2004-5-5 10303 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  UC78274 Image available Amsinckia punctata E. L. Greene 1885-3-1 Los Angeles Sepulveda Comment
  RSA527743  Amsinckia spectabilis Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4311 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  UCR277247  Amsinckia tessellata R. G. Swinney 2011-4-19 14396 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA592278  Amsinckia tessellata var. tessellata L. C. Wheeler 1967-5-9 9401 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  POM320304  Amsinckia tessellata var. tessellata Lynne Hayden, C. W. Tilforth 1970-4-25 73 Los Angeles San Gabriel Mountains: Near Pretty O Ranch on N4 off of route 138 to Lancaster. 1219 Comment
  RSA465154  Anagallis arvensis F. R. Fosberg 1930-6-23 S 2986 Los Angeles Del Rey. 0 Comment
  RSA188302  Anemopsis californica R. F. Thorne 1966-6-2 36528 Los Angeles Santa Catalina Island. Small stream running into reservoir NW of Catalina Airport. 442 Comment
  SD126205  Angophora costata Tim Snyder 1988-9-3 Los Angeles Monrovia, Recreation Park on Shamrock Street. Wsst end of park Comment
  RSA666623  Antirrhinum coulterianum A. C. Sanders, D. Malueg 1998-6-22 22039 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UC444961  Antirrhinum coulterianum Geo. B. Grant 1904-7-1 49 Los Angeles Covina Comment
  UCR271461  Antirrhinum coulterianum R. G. Swinney 2011-6-14 15155 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  RSA718112  Antirrhinum multiflorum R. G. Swinney 1997-6-12 5564 Los Angeles San Gabriel River Canyon north of Morris Dam, at private shore NE of dam. 488 Comment
  UCR131362  Antirrhinum nuttallianum Jeremiah George 2001-5-8 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
Read comments
May 15 2014
  SD66896  Aphanisma blitoides R. Mitchel Beauchamp 1967-3-17 240 Los Angeles San Clemente Island, east of Wilson Cove Comment
  SD234267  Apiastrum angustifolium A. C. Sanders, T. Wotipka, M. A. Elvin, et al. 2003-4-28 26123 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 487 Comment
  RSA605437  Apocynum cannabinum L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, CampgroundVicinity. 1220 Comment
  IRVC26650  Apocynum cannabinum var. glaberrimum L. C. Wheeler 1932-6-13 816 Los Angeles San Dimas Canyon. Transverse Ranges, San Gabriel Mountains 534 Comment
  RSA503186  Aquilegia formosa Gary D. Wallace 1975-7-12 1444 Los Angeles Angeles National Forest: just W of Lodgepole Picnic Ground. West Fork Dorr Canyon at springs above road. 2311 Comment
  RSA0126234  Arabis glabra var. glabra Timothy S. Ross 1991-8-16 5822 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA0126403  Arabis glabra var. glabra Timothy S. Ross, S. D. Boyd 1991-4-25 4599 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  SBBG119287  Arbutus menziesii V. Soza, L. Gross 1999-7-15 630 Los Angeles Helispot off Mt Wilson Trail, ca. 2.7 mi from trailhead in Sierra Madre; T1N R11W NW/4, NW/4 S9 822 Comment
  UCR129374  Arceuthobium divaricatum Orlando Mistretta 1994-4-29 1118 Los Angeles San Gabriel Mtns, Santiago Canyon. Ridge on the W edge of Santiago Canyon watershed c. 1 mi south of Mt. Emma 1524 Comment
  RSA629079  Arctostaphylos T. S. Ross, Steve Boyd 1994-6-23 8034 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA631304  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21996 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  POM367269  Arctostaphylos glandulosa subsp. glandulosa H. L. Bauer 1932-5-1 15356 Los Angeles Santa Monica Mts., along road to Saddle Peak. 610 Comment
  CAS-BOT-BC23065  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3829 Los Angeles San Gabriel Mountains; easterly and southeasterly slopes to the SW of Crystal Lake: USGS 7.5' Quad 1828 Comment
  LA200425  Arctostaphylos glandulosa subsp. mollis John O'Leary; 1974-2-25 240 Los Angeles Santa Monica Mountains, Stone Canyon, overlooking Stone Canyon Reservoir 289 Comment
  UC1922169  Arctostaphylos glandulosa subsp. mollis Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 990 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642''. Near 34deg 13' 9.4'' N 118deg 17' 52.1'' W T2N R14W NW/4, NE/4 sec. 36. Elev. 2500 Feet. Comment
  LA42409  Arctostaphylos glauca W. O. Griesel; 1936-1-15 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA631435  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15614 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631440  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15622 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631452  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16019 Los Angeles Ridge Route, 23 km south of Liebre Gulch turnoff. 800 Comment
  RSA631453  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16039 Los Angeles Ridge Route, 12 km south of Liebre Gulch turnoff. 950 Comment
  RSA631626  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15812 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631681  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15690 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA70872  Arctostaphylos glauca F. W. Peirson 1919-1-29 315 Los Angeles Inspiration Point, Mt. Lowe 1372 Comment
  SD52454  Arctostaphylos glauca Benjamin C. Stone Oct 1952 190 Los Angeles San Gabriel Mtns., San Dimas Canyon 609 Comment
  UC1595455  Arctostaphylos glauca Tim Ross 1992-7-10 6641 Los Angeles 310 m e where Coldwater Canyon meets Big Tujunga Creek (just s of creek, e side of road to Colby Ranch); San Gabriel Mountains, Big Tujunga Canyon 972 Comment
  RSA0087353  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15820 Los Angeles San Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  SEINET11998592  Arctostaphylos parryana W. Knight, Knight, I. 1988-1 6465 Los Angeles between Big Pines & Wrightwood 1951 Comment
  RSA634830  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22063 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634837  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20417 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634845  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20525 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  CAS-BOT-BC44840  Arctostaphylos pungens Vernon O. Bailey 1907-9-3 s.n. Los Angeles San Gabriel Mts. - East base of San Antonio Peak 1828 Comment
  CAS-BOT-BC146300  Aristida ternipes var. gentilis G. B. Grant 1901-3-9 941 Los Angeles Altadena. Comment
  RSA417236  Artemisia californica F. R. Fosberg 1931-7-14 S 5410 Los Angeles Santa Catalina Island. Whites Landing. 5 Comment
  POM199711  Artemisia douglasiana I. W. Clokey, B. C. Templeton 1929-06 4594 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UC535341  Artemisia douglasiana Ira W. Clokey, B. Templeton 1929-6-1 4594 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 200 Comment
  UCR125165  Artemisia douglasiana A. C. Sanders, Mark Elvin 2002-6-25 25284 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR243030  Artemisia douglasiana R. G. Swinney 2009-8-6 11539 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  UC1595414  Artemisia douglasiana Tim Ross and Annette H. Ross 1991-7-29 5716 Los Angeles near n base Elephant Hill (on mesic n slope. W of Pomona); Puente Hills 228 Comment
  RSA608269  Artemisia dracunculus L. C. Wheeler 1933-8-5 2047 Los Angeles Santa Monica Mountains; North side; 5 miles E of Calabasas 305 Comment
  SBBG43891  Artemisia nesiotica M. R. Benedict 1971-6-25 Los Angeles Skeet range, 1 mi S of Wilson Cove 60 Comment
  UCR277252  Artemisia tridentata R. G. Swinney 2010-9-30 13943 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA0059644  Arthrocnemum subterminale R. F. Thorne, Percy C. Everett 1965-5-11 34569 Los Angeles Behind North Beach at Little Harbor, Santa Catalina Island. Comment
  UCSB7584  Asclepias fascicularis Crum, Charles 1958-7-15 Los Angeles Mulholland drive between Sepulveda and Topanga roads, near Los Angeles, California Comment
  SD231186  Asclepias vestita Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 85 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. 1444 Comment
  RSA0094721  Aspidotis californica R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14349 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  LA202858  Asplenium vespertinum Lawrence L. Kiefer; 1967-4-29 3345 Los Angeles San Gabriel Mountains, Pensinger(?) Canyon (tributary of San Gabriel River), N of Glendora ca. 1 mi. up, around tributary pt 609 Comment
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Jun 17 2014
  RSA512031  Aster greatae L. C. Wheeler 1966-10-1 8934 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  RSA640878  Aster greatae L. C. Wheeler 1967-8-8 10380 Los Angeles Angeles National Forest: Loomis Ranch, Alder Creek 1311 Comment
  UCR210488  Aster subulatus R. G. Swinney 2008-11-30 9869 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  RSA90181  Astragalus bicristatus F. W. Peirson 1921-7-17 2510 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains 2058 Comment
  UCD168217  Astragalus douglasii J. W. Barry Apr1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  CAS-BOT-BC182839  Astragalus douglasii Ernest C. Twisselmann 1959-6-2 5335 Los Angeles Old Ridge Route, 7.7 miles south of Liebre Mountain Road 1036 Comment
  UCR96150  Astragalus gambelianus B. G. Pitzer 1996-4-21 2718 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA615517  Astragalus gambelianus L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Saddle on ridge south of mouth of Big Dalton Canyon. 480 Comment
  SEINET5325699  Astragalus gambelianus Unknown 1904-5-23 75 -a Los Angeles Saugus Comment
  UCD170757  Astragalus pachypus var. pachypus R. G. Swinney 2009-4-24 10431 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground. 915 Comment
  CAS-BOT-BC304393  Astragalus purshii var. tinctus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-26 724 Los Angeles Hungry Valley State Vehicular Recreation Area. Off Interstate-5, about 2 miles west of Gorman 1371 Comment
  UCR186571  Astragalus purshii var. tinctus A. C. Sanders 2006-4-25 32195 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UC168754  Astragalus trichopodus var. lonchus George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 74 -6262 Los Angeles Santa Catalina Island Santa Catalina Island (Pacific Ocean) Comment
  CAS-BOT-BC199084  Astragalus trichopodus var. phoxus Peter H. Raven 1959-4-1 13907 Los Angeles Mint Canyon 11 miles southwest of road to Acton. Comment
  RSA415702  Astragalus trichopodus var. phoxus Robert Gustafson 1978-5-2 931 Los Angeles Extreme southeastern end of Hungry Valley, ca 1/4 mile west of Hwy. 5, 7 miles south of Gorman on Hwy. 5. 945 Comment
  RSA415703  Astragalus trichopodus var. phoxus L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco, Los Angeles Comment
  SD69682  Astragalus trichopodus var. trichopodus Robert F. Thorne, P. Everett 1965-6-22 34871 Los Angeles Santa Catalina Island on road to Pebble Beach ca. .5 miles from Avalon 7 Comment
  RSA155860  Atriplex argentea P. H. Raven 1962-7-10 17964 Los Angeles Summit of island above Wilson Cove, San Clemente Island 137 Comment
  UCR18494  Atriplex argentea subsp. expansa G. Heintz 1973-1 s.n. Los Angeles along railroad tracks at 17th and Colorado, Santa Monica Comment
  UC1234801  Atriplex argentea var. mohavensis Peter H. Raven 1962-7-10 17964 Los Angeles above Wilson Cove (summit of San Clemente Island); , above Wilson Cove 137 Comment
  UC624992  Atriplex californica F. R. Fosberg 1931-4-29 S 4710 Los Angeles mouth Cottonwood Canyon (cliffs, Santa Catalina Island); Santa Catalina Island, mouth Cottonwood Canyon 5 Comment
  SD258913  Atriplex confertifolia Sarah J. De Groot 2005-5-19 4978 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets 701 Comment
  RSA746735  Atriplex glauca A. C. Sanders, T. B. Salvato 2009-5-19 36812 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  RSA478282  Atriplex lentiformis subsp. breweri Robert Gustafson 1981-6-17 2236 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA478283  Atriplex lentiformis subsp. breweri Anstruther Davidson 3289 Los Angeles E. Los Angeles. Comment
  RSA478292  Atriplex lentiformis subsp. breweri F. R. Fosberg 1930-11-23 S- 4202 Los Angeles Portugese Bend. Comment
  UC444326  Atriplex lentiformis subsp. lentiformis S. B. Parish and W. F. Parish Oct 1881 1126 Los Angeles Santa Monica Comment
  RSA478293  Atriplex orbicularis Anstruther Davidson 1896-10 2943 Los Angeles San Pedro. Comment
  POM156218  Atriplex pacifica L. R. Abrams 1903-3-14 3137 Los Angeles San Pedro Hills, near Rocky Point. Comment
  CAS-BOT-BC176356  Atriplex parryi Roxana S. Ferris 1918-6-12 900 Los Angeles In desert road between Oban and Lancaster Comment
  RSA535296  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5344 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  RSA670807  Atriplex semibaccata Joseph M. Keefe 2001-3-16 31096 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105 284 Comment
  SBBG37722  Atriplex semibaccata M. B. Dunkle 1939-4-7 7329 Los Angeles Pyramid Cove Comment
  UCR216907  Atriplex suberecta R. G. Swinney 2009-3-16 10128 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  SBBG128194  Atriplex watsonii M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas, M. Walgren 2000-7-19 2187 Los Angeles ca. 0.2 mi S from the end of rd that runs S from Eel Point 27 Comment
  UC168878  Atriplex watsonii George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 82 a2313 Los Angeles Pacific Ocean off Southern California Santa Catalina Island (Santa Catalina Island) Comment
  UCSB59412  Atriplex watsonii Ross, Tim 1991-5-22 Los Angeles San Clemente Island: Spray [Point]; W side of island; about 5300 feet N of Eel Point 5 Comment
  RSA650449  Avena fatua Arthur Walden 1948-2-16 s.n. Los Angeles 600 ft. west of Valley Center Ave. 3 miles east, 1/2 mile north of Covina. 231 Comment
  SBBG32113  Avena fatua R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -247 Los Angeles Little Harbor Comment
  CAS-BOT-BC68353  Azolla filiculoides Michael R. Benedict 1970-6-27 s.n. Los Angeles Santa Catalina Island - Lower Cape Canyon, stream under large wooden bridge. Comment
  CAS-BOT-BC53695  Azolla filiculoides Robert F. Thorne; D. Propst; M. Hoefs 1974-9-12 45109 Los Angeles Santa Catalina Island: on surface of stream and reservoir in Cottonwood Canyon below Rancho Escondido. 106 Comment
  POM350330  Baccharis emoryi Anstruther Davidson 1893-5-28 2013 Los Angeles Long Beach Comment
  RSA652562  Baccharis glutinosa R. Danborn 1948-2-22 s.n. Los Angeles Padua Hills N. of Claremont Comment
  RSA150925  Baccharis pilularis Peter H. Raven 1962-4-11 17288 Los Angeles N of point due W of Wall 2, just above coast, San Clemente Island Comment
  UC1587560  Baccharis pilularis Tim Ross 1991-9-2 5936 Los Angeles near Mulholland highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass Quad. 502 Comment
  RSA606367  Baccharis plummerae Jon E. Keeley 1994-6-17 25328 Los Angeles First year after wild fire. Carbon Canyon, 1 km E of Hwy 1. Study Site CC1. Santa Monica Mountains 18 Comment
  LA94397  Baccharis salicifolia Harlan Lewis; 1940-2-24 1087 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA0065406  Baccharis salicifolia Gene Cooper 1961-4-25 s.n. Los Angeles San Gabriel Canyon. Comment
  UC1118908  Baccharis salicifolia subsp. salicifolia A. D. Gifford 1935-2-7 425 Los Angeles mouth of Elizabeth Lake Canyon Tejon Quad. 365 Comment
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Jun 9 2014
  UCR99488  Balsamorhiza deltoidea Steve Boyd, Lauren Raz 1997-3-26 9379 Los Angeles San Gabriel Mtns., Liebre Mountains, Sierra Pelona Ridge, Willow Spring on the S flank of Martindale Cyn near the N end of Bouquet Cyn, south of upper end of reservoir along Forest Service Rd 6N08. 1311 Comment
  RSA0073273  Barbarea orthoceras Bonnie C. Templeton 1932-5-31 4848 Los Angeles Big Pines Camp. Moist meadows below Ameteur Ski Jump. Comment
  RSA592338  Bassia hyssopifolia R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42193 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  RSA0048465  Beloperone guttata Unspecified 1968-5-14 s.n. Los Angeles Van Nuys. 243 Comment
  RSA0048506  Berberis aquifolium Jack Pepper 1951-1-15 s.n. Los Angeles Canoga Park. 243 Comment
  CAS-BOT-BC75750  Berberis nevinii J. C. Nevin 1885-1-1 s.n. Los Angeles San Fernando. Comment
  IRVC28744  Berula erecta A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25524 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley 305 Comment
  CHSC98079  Beta vulgaris A. C. Sanders; Mark Elvin 2003-8-7 27158 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle. Riparian forest, bordered by agricultural fields on alluvial slopes to the north. 282 Comment
  CAS-BOT-BC101989  Bidens pilosa David D. Keck 1932-10-10 1947 Los Angeles South Pasadena Comment
  RSA0092549  Bituminaria bituminosa Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14356 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead. 268 Comment
  UC61696  Bloomeria crocea Geo. B. Grant 1904-4-24 5172 Los Angeles Catalina Island; at Isthmus Comment
  UCR192948  Bloomeria crocea Dan S. Cooper 2008-5-9 s.n. Los Angeles Los Angeles Basin, just east of Illinois Dr, southwestern South Pasadena 233 Comment
  POM296969  Bloomeria crocea var. crocea Karen Hosterman 1957-4-9 994 Los Angeles Catalina [Island]; Isthmus Comment
  RSA735249  Boechera arcuata Steve Boyd, Amber Maurice 2004-5-18 11343 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  CAS-BOT-BC30962  Bolboschoenus maritimus George B. Grant 1912-6-20 s.n. Los Angeles Redondo Comment
  CATA568  Bothriochloa barbinodis Mark L. Hoefs, Robert F. Thorne 1975-8-8 836 Los Angeles Santa Catalina Island: By road above Pebbly Beach 152 Comment
  SD67607  Bothriochloa barbinodis Leroy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  SBBG20575  Bowlesia incana E. R. Blakley 1963-12-8 6389 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 274 Comment
  UCR190095  Boykinia rotundifolia R. G. Swinney 1998-7-30 6587 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  SBBG72251  Brassica geniculata R. Hoffmann 1929-5-19 Los Angeles 5 mi W of Castaic Comment
  RSA0037191  Brassica geniculata Ron Martinolich 1991-5-3 48 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut. 30 Comment
  RSA482932  Brassica rapa Freda Detmers 1930-1-18 s.n. Los Angeles In vacant lot, Verdugo near Glendale. Comment
  RSA482933  Brassica rapa Percy Allen 1931-3-6 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  CAS-BOT-BC36733  Brassica rapa Peter H. Raven; Henry J. Thompson 1959-10-31 14717 Los Angeles Santa Monica Mountains. Wells Avenue near Tampa Avenue. 304 Comment
  RSA482914  Brassica rapa Howard Mullins 1931-3-19 s.n. Los Angeles Los Angeles. Comment
  UCR127063  Brassica tournefortii Mark A. Elvin, Cathleen Weigand 2003-4-8 2467 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 Comment
  HSC79905  Brickellia californica James Henrickson 1972-11-2 8097 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  RSA128003  Brickellia californica Peter H. Raven, Henry J. Thompson 1959-10-31 14724 Los Angeles Mandeville Canyon 5.8 miles north of Sunset Boulevard 366 Comment
  UCR210636  Brickellia californica R. G. Swinney 2008-10-22 9676 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR259461  Brickellia californica R. G. Swinney 2010-9-7 13700 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR277253  Brickellia californica R. G. Swinney 2010-9-30 13942 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UCR172451  Brickellia longifolia Anuja Parikh, Nathan Gale 2005-7-5 2124 Los Angeles Santa Susana Mtns., Newhall Ranch, slopes south of upper Potrero Canyon, south of Santa Clara River c. 2 mi. east of the Ventura Co. line, study area 19 396 Comment
  JEPS18770  Brickellia nevinii Ernest Braunton 1902-8-7 517 Los Angeles Sherman Comment
  RSA160421  Brickellia nevinii J. D. Olmsted 1959-9-30 1657 Los Angeles San Gabriel river below Morris Dam. 366 Comment
  SBBG119324  Brickellia nevinii S. D. White 2000-10-22 8138 Los Angeles San Antonio Cyn, N of Shinn Rd (Mountain Ave) crossing; T1N R8W S12 793 Comment
  UC311625  Brickellia nevinii Geo. L. Moxley 1917-9-3 627 Los Angeles Eaton Canyon, San Gabriel Mountains San Gabriel Mountains, Eaton Canyon Comment
  UCR271608  Brickellia nevinii R. G. Swinney 2011-11-3 16000 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  UC729524  Brodiaea jolonensis Carl B. Wolf 1932-5-13 3623 Los Angeles Santa Catalina Island 3 1/2 mi (by road) from Avalon on way to Isthmus. 365 Comment
  LA201531  Brodiaea terrestris subsp. kernensis Arthur C. Gibson; 2001-4-11 4897 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  RSA0068086  Brodiaea terrestris subsp. kernensis Michael C. Long 2015-4-13 922 Los Angeles Santa Monica Mtns., Agoura, sloping hill east of Kanan Rd. just S of Agoura Rd., (S of 101 Fwy.), Agoura Town Center project site. 274 Comment
  SD232571  Bromus berteroanus A. C. Sanders, E. J. Lott 1993-5-6 13951 Los Angeles Mojave Desert; 12 miles N of Palmdale, Sierra Hwy at Ave. G to 1/10 mi. NW of intersection. 705 Comment
  RSA603769  Bromus carinatus L. C. Wheeler 1936-4-10 4086 Los Angeles 2 miles NE La Verne. 381 Comment
  UCR179729  Bromus carinatus R. G. Swinney, Dave Larson 1996-7-17 5141 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  SEINET269293 Image available Bromus carinatus var. carinatus Scott D. White, Chet McGaugh 1995-5-9 3010 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando Road and 457 Comment
  UCR48949  Bromus catharticus A. C. Sanders 1987-9-18 7352 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CATA1439  Bromus diandrus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2602 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA0058248  Bromus diandrus Richard G. Swinney 2010-4-20 12278 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA276042  Bromus diandrus Jack Delaini 1974-4-25 134 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Near San Dimas Creek at mouth of canyon. 366 Comment
  UCR250208  Bromus diandrus A. C. Sanders, Plant Tax. Class 2014-4-12 41012 Los Angeles Mojave Desert, NW of Pinon Hills, 233rd St. East, 0.2 km south of Hwy 138 1095 Comment
  RSA533416  Bromus hordeaceus Timothy S. Ross 1991-4-21 4525 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  UCD58713  Bromus hordeaceus Frank W. Gould 1944-4-12 2283 Los Angeles 120th Street near Western Avenue. Comment
  UCR261362  Bromus hordeaceus R. G. Swinney 2010-4-1 12168 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  SBBG118870  Bromus madritensis S. D. White with P. De Vries 2004-5-18 10411 Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  UCR150600  Bromus madritensis L. C. Wheeler 1967-5-15 9552 Los Angeles San Gabriel Mtns, Fremont Pass, north side 564 Comment
  CATA771  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-6-5 1330 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  HSC9330  Bromus madritensis subsp. rubens C. E. Fellows 1965-4-19 2 Los Angeles Southern Mojave Desert, SW corner at intersection of Hwy. 138 and Victorville cutoff Comment
  CAS-BOT-BC162211  Bromus orcuttianus Timothy S. Ross 1994-6-23 8058 Los Angeles Liebre Mountains. Sawmill Mountain. North slope ca. 330 m southeast to 525 m east northeast of Sawmill Campground, descending northeast along a ridge at the head of west fork Devils Gulch. 1514 Comment
  LA90666  Bromus rubens Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, S end of Edwards Air Force Base, on 140th St Comment
  POM1278  Bromus rubens C. F. Baker 1909-4-20 5277 Los Angeles Claremont. 365 Comment
  RSA706980  Bromus rubens L. M. Prince, N. Refulio 2002-3-25 2 -282 Los Angeles Los Angeles National Forest north of Claremont. ~4 km north of San Antonio Dam on Mt. Baldy Rd. In NE facing ravine. 900 Comment
  RSA706987  Bromus rubens L. M. Prince, J. Dolan 2002-3-26 2 -287 Los Angeles Claremont, Rancho Santa Ana Botanic Garden, Fay's meadow. 400 Comment
  RSA713245  Bromus rubens LeRoy Gross 2005-5-3 2226 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  SBBG14233  Bromus rubens M. A. Piehl 1962-10-3 62484 Los Angeles S fork of Gallagher Cyn 304 Comment
  UCR194751  Bromus rubens Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 691 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 595 Comment
  SEINET10792301  Bromus sitchensis LeRoy R. Abrams 1902-5-31 Abrams 2485 Los Angeles Along irrigating ditches, Inglewood. Comment
  RSA679885  Bromus tectorum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 846 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  RSA787528  Bromus tectorum Jane Tirrell 2012-6-6 LS 0061 Los Angeles Windy Gap 2313 Comment
  RSA0056474  Bromus tectorum Donald Tahara 1975-5-25 70 Los Angeles Near top of Devil's Cyn. Trail off Angeles Crest Hy. Comment
  LA202374  Calandrinia breweri Arthur C. Gibson; 2005-4-8 5039 Los Angeles Comment
  LA91497  Calandrinia breweri Bruce Douglas Clayton; Greg Shaw 1972-4-15 97 (b) Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, firebreak, west slope of BDC peak 586 Comment
  UC535529  Calandrinia breweri Ira W. Clokey, B. Templeton Mar. 1929 4524 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  UCR256167  Calandrinia breweri R. G. Swinney 2010-3-22 12004 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UC851918  Calandrinia ciliata Louis C. Wheeler 1932-3-12 486 Los Angeles La Verne 304 Comment
  UC851919  Calandrinia ciliata I. W. Clokey and B. C. Templeton 1930-4-2 4610 Los Angeles Mulholland Drive Santa Monica Mountains 600 Comment
  RSA632018  Calandrinia ciliata L. C. Wheeler 1973-4-8 s.n. Los Angeles Divide between Aliso Canyon and Arrastre Canyon. 1005 Comment
  RSA640020  Calandrinia ciliata L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ridge east of Ham Canyon. 754 Comment
  RSA199176  Callitriche marginata R. F. Thorne 1968-5-29 37697 Los Angeles Santa Catalina Island; E end of Hay Press Reservoir; 404 Comment
  RSA188529  Calocedrus decurrens Robert F. Thorne, John Olmsted 1965-8-26 35404 Los Angeles Angeles National Forest, Cabin Flat along Prairie Fork 1585 Comment
  SBBG56420  Calocedrus decurrens R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
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Jun 11 2015
  SEINET13386992 Image available Calocedrus decurrens R. G. Swinney 2011-1 15947 Los Angeles San Gabriel Mountains: confluence of West Fk. San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  POM1725  Calochortus albus O. W. Robinson 1916-5-3 s.n. Los Angeles Mouth of Live Oak Canyon, near Claremont. Comment
  CAS-BOT-BC132264  Calochortus catalinae Ernest Braunton 1902-5-5 268 Los Angeles Glendora Comment
  LA22337  Calochortus catalinae Carl Epling; 1926-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
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Apr 22 2014
  UC1293676  Calochortus catalinae P. C. Everett and E. K. Balls 1959-6-2 23828 Los Angeles 1 mi ne Stokes Canyon entrance; Santa Monica Mts. 228 Comment
  UC1872970  Calochortus catalinae John Knapp, Denise Knapp 2003-4-13 9 Los Angeles Catalina Island. 44 Comment
  SEINET8715953 Image available Calochortus catalinae B. C. Templeton 1939-1 4587 Los Angeles Hillside, Huntington Palisades, Santa Monica Mountains, Los Angeles County, California. 2007 Comment
  UCR46115  Calochortus clavatus Kathy Harper 1986-5-17 s.n. Los Angeles Western Transverse Range, Forest Park, W side of Vasquez Canyon Road at the junction with Sierra Hwy 518 Comment
  UCD139495  Calochortus clavatus Kenneth A. Wilson 1961-4-22 1153 Los Angeles Soledad Canyon. Small burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. Comment
  IRVC26642  Calochortus clavatus var. gracilis B. C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 1402 Los Angeles Bouquet Canyon. Western San Gabriel Mtns. 600 Comment
  RSA600025  Calochortus clavatus var. gracilis Steve Boyd, Lauren Raz 1997-5-6 9710 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, north of confluence with Bee Canyon and south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA618697  Calochortus clavatus var. gracilis Scott D. White, Sandy Leatherman 1998-5-19 6518 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 Freeway/ Old Ridge Route and the lake. Proposed North Lake Planned Community 427 Comment
  RSA735589  Calochortus clavatus var. gracilis A. Edwards, A. Rudalevige 2008-4-29 123 Los Angeles Transverse Ranges, Santa Susana mtns region, At the Los Angeles County Fire Depts Del Valle Training Facility.Near center of 24 acre site 354 Comment
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Oct 23 2015
  RSA599770  Calochortus kennedyi var. kennedyi Steve Boyd, David E. Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9789 Los Angeles Liebre Mountains region: Extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  UCR20280  Calochortus splendens T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, 0.3 mi below Alder Saddle on 5N04, along South Fork of Little Rock Creek 1677 Comment
  UCR280506  Calochortus splendens R. G. Swinney 2014-5-13 16496 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  LA38799  Calochortus venustus Peter H. Raven; 1960-5-21 15400 Los Angeles SANTA MONICA MOUNTAINS, Cornell Corners. 243 Comment
  POM11604  Calycoseris parryi Philip A. Munz 1921-6-18 4673 Los Angeles head of Sheep Creek. 1524 Comment
  CHSC100406  Calyptridium monandrum John Dittes; Josephine Guardino 2008-2-23 1507 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  SBBG21989  Calyptridium monandrum P. H. Raven 1962-4-6 17106 Los Angeles 0.5 mi N of Pearblossom 853 Comment
  CAS-BOT-BC215762  Calystegia macrostegia subsp. arida P. A. Munz 1918-5-16 2241 Los Angeles Claremont Comment
  CHSC70310  Calystegia macrostegia subsp. cyclostegia Robert Schlising; Coleta Lawler 1971-5-30 2985 Los Angeles Hwy 23 (Decker Canyon Road), 2.9 mi N of Coast Hwy 1. Comment
  UCSB43776  Calystegia macrostegia subsp. macrostegia Morales, M. 1982-4-18 Los Angeles Cottonwood Canyon, 1.3 miles south of Catalina airport, Santa Catalina Island 396 Comment
  CHSC70115  Calystegia occidentalis subsp. fulcrata Robert A. Schlising 1972-5-28 3038 Los Angeles San Gabriel Mountains, near Wrightwood; Hwy N4 at Mile High, 7.2 miles NW of junction with Angeles Crest Highway (Hwy 2). Comment
  UCR260341  Camissonia R. G. Swinney 2010-5-4 12538 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA746861  Camissonia Orlando Mistretta 1992-5-21 367 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA599777  Camissonia bistorta Steve Boyd, Lauren Raz 1997-3-25 9271 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA0058232  Camissonia californica Richard G. Swinney 2010-4-23 12344 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCR146455  Camissonia californica Orlando Mistretta 1992-5-21 398 Los Angeles Transverse Ranges; San Gabriel Mountains region, Right Star Mine, south of Acton 834 Comment
  RSA0073591  Camissonia campestris Orlando Mistretta, Christine Mistretta 2005-4-21 2063 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 SE of Valyermo Ranger Station. 1341 Comment
  RSA186791  Camissonia campestris subsp. campestris Peter H. Raven 1959-4-13 13994 Los Angeles Mojave Desert, 1 miles W of Little Rock Comment
  RSA247965  Camissonia campestris subsp. campestris Robert F. Thorne, Gary D. Wallace 1973-4-24 43438 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA454725  Camissonia campestris subsp. campestris Christopher Davidson 1973-4-1 1882 Los Angeles Mojave Desert, 1 mile S of Littlerock. 762 Comment
  RSA659815  Camissonia cheiranthifolia Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 110 Los Angeles San Clemente Island. Comment
  UCR205223  Camissonia confusa R. G. Swinney 2008-5-2 8725 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR225771  Camissonia graciliflora Dave Silverman, Cindy Hopkins 2007-4-27 6786 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  RSA675940  Camissonia hirtella LeRoy Gross 2003-3-9 801 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  RSA562541  Camissonia hirtella Steve Boyd, Orlando Mistretta 1993-4-23 8005 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of the Forest, upper portion of ridge on southern side of Whitney Canyon. 731 Comment
  HSC87157  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA9901  Camissonia micrantha Fay A. MacFadden 1931-04 3054 Los Angeles Verdugo Mountains: La Tuna Canyon. Comment
  SEINET7040192  Camissonia pallida subsp. pallida A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  SEINET7047921  Camissonia pallida subsp. pallida Steven R. Hill, Kate Kramer 2001-4-22 33370 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  SD82804  Camissoniopsis bistorta R. S. Woglum 1930-5-17 Los Angeles Pasadena Comment
  JEPS31771  Camissoniopsis ignota Frank W. Peirson 1919-3-30 414 Los Angeles Tujunga Canyon San Gabriel Mountains 457 Comment
  SBBG70069  Canbya candida Anstruther Davidson -Jun-1893 Los Angeles Lancaster Comment
  CATA628  Capsella bursa-pastoris Mark L. Hoefs 1991-4-8 1083 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  LA200311  Cardamine californica W. O. Griesel; 1936-2-22 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA748654  Cardamine californica var. californica Scott D. White, Justin M. Wood 2009-5-6 12631 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  RSA608258  Cardamine californica var. integrifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  UCR64183  Cardamine debilis O. F. Clarke 1985-2-28 s.n. Los Angeles Pasadena. Grounds of the El Mirador Estates, El Mirador Drive 335 Comment
  UCR213355  Cardamine oligosperma Justin M. Wood 2009-3-6 335 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  UCR99462  Cardamine oligosperma L. C. Wheeler 1969-4-20 s.n. Los Angeles Pasadena. Brookside Park, near West Drive and Seco Street 239 Comment
  SD186147  Cardaria draba A. C. Sanders, Andy Thompson 2003-4-15 26019 Los Angeles Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park. 316 Comment
  CDA34307  Carduus pycnocephalus M. O'Brien 2011-6-14 MOB 11 -10 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  RSA617361  Carduus pycnocephalus Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10226 Los Angeles San Gabriel Mountains: north base of the range, just to the south of Hwy 14 at Golden Valley Road, Placerita Canyon watershed. 549 Comment
  SEINET13276807 Image available Carduus pycnocephalus R. G. Swinney 2011-1 14489 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA0045428  Carex Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -032 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  UC837257  Carex P. A. Munz 1922-7-21 6118 Los Angeles e slope Mt. San Antonio 2987 Comment
  UCR270810  Carex abrupta R. G. Swinney 2011-8-17 15626 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA0033681  Carex alma Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5436 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  RSA0110582  Carex alma R. G. Swinney 2011-6-15 15198 A Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA88842  Carex fracta Joseph A. Ewan 1936-7-22 9816 Los Angeles above Big Pines 2286 Comment
  SEINET7568463 Image available Carex multicaulis Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mts, campground vicinity, Devil's Canyon. 1219 Comment
  UCR57212  Carex pellita R. G. Swinney 1989-5-25 s.n. Los Angeles San Gabriel Mtns, San Dimas Canyon, 0.25 mi north of Golden Hills Drive on San Dimas Canyon Road 427 Comment
  RSA640887  Carex senta L. C. Wheeler 1967-8-2 10336 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  CATA121  Carex triquetra Sarah Ratay, Lauren Danner 2006-3-24 93 Los Angeles Santa Catalina Island: In Airport Burn near photo point 8 321 Comment
  UC1587159  Carex tumulicola Tim Ross 1991-5-21 5390 Los Angeles upper e branch Box Canyon; San Clemente Island 463 Comment
  UCR282320  Carthamus baeticus D. E. Bramlet 2011-5-11 4832 Los Angeles Puente Hills south of Rowland Heights, near site of old Nike missile base, 1.5 miles west of Brea Canyon Rd. and 2800 ft. east of Vantage Pointe Dr., south of Pathfinder Rd. 413 Comment
  LA82997  Castilleja affinis subsp. affinis O. H. Kappler; 1946-4-13 Los Angeles Antelope Valley, 10 mi S of Palmdale 914 Comment
  POM98087  Castilleja applegatei subsp. martinii M. Hill 1925-4-27 s.n. Los Angeles San Antonio Canyon. San Antonio Mountains. 1067 Comment
  UCSB8718  Castilleja applegatei subsp. martinii Decker, Helen 1946-4-14 Los Angeles Angles Crest Highway 1005 Comment
  RSA725649  Castilleja exserta Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 424 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  UCR155141  Castilleja exserta A. C. Sanders 2005-5-5 29944 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  SFV7335  Castilleja foliolosa T. Gordon, M. H. Grayum 1975-3-21 851 Los Angeles Santa Monica Mountains Along Mulholland Highway about 5 miles west of Malibu Canyon Road. 305 Comment
  SD138805  Castilleja gleasoni Craig Reiser 1994-5-3 Los Angeles South of Kentucky Springs; east of Mount Gleason; Angeles Crest Highway below forest station Comment
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Nov 12 2014
  RSA0107377  Castilleja gleasoni Orlando Mistretta, Mark A. Elvin 1995-5-10 1707 C Los Angeles Bare Mountain Canyon, West Fork. 1159 Comment
  SDSU19652  Castilleja grisea Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2210 Los Angeles San Clemente Island, near top of canyon running to east shore of island, ca. 4.8 miles due north of China Point. 411 Comment
  UC184460  Castilleja linariifolia A. D. E. Elmer Jun 1902 3608 Los Angeles Acton Comment
  RSA0013473  Castilleja minor subsp. spiralis Orlando Mistretta, Youssef Atallah 2011-8-16 6045 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  UC1745909  Castilleja minor subsp. spiralis Annetta M. Carter, Arthur Carter 1935-9-11 972 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  RSA601942  Castilleja plagiotoma Louis C. Wheeler 1946-5-12 6206 Los Angeles Chilao Guard Station Comment
  SBBG118586  Castilleja plagiotoma L. Gross, O. Mistretta, V. Soza 2003-5-13 848 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  RSA225752  Caulanthus amplexicaulis var. amplexicaulis R. F. Thorne, M. Z. Thorne, Christopher Davidson 1971-6-12 39848 Los Angeles Angeles National Forest; Mt. San Antonio, Devil s Backbone 2743 Comment
  RSA679828  Caulanthus cooperi LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 851 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  CAS-BOT-BC40215  Caulanthus lasiophyllus Carl B. Wolf 1928-3-29 1545 Los Angeles Foothills at south side of Antelope Valley, 2 miles south of Neenach. 1066 Comment
  CAS-BOT-BC47918  Ceanothus arboreus A. J. McClatchie 1893-9-14 s.n. Los Angeles Catalina Island Comment
  SJSU381  Ceanothus arboreus A. W. Jacobs 1938-8-11 Los Angeles Summit Dr, Santa Catalina Island Comment
  RSA670298  Ceanothus crassifolius Joseph M. Keefe 2001-3-19 31148 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  RSA0017026  Ceanothus crassifolius L. R. Abrams 1901-4-5 1364 Los Angeles San Fernando Mts. Comment
  SBBG71371  Ceanothus crassifolius var. planus M. N. Ackley -Feb-1928 922 Los Angeles Annandale 243 Comment
  LA42053  Ceanothus cuneatus Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  SDSU10240  Ceanothus cuneatus D. F. Howe 1947-5-4 1569 Los Angeles Mint Canyon. Comment
  CAS-BOT-BC83809  Ceanothus cuneatus var. cuneatus D. O. Burge 2009-3-30 1071 b Los Angeles Sierra Pelona Mountains, Ruby Canyon 615 Comment
  RSA608910  Ceanothus greggii var. vestitus Louis C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek at end of road and beginning of Burkhart Trail. 1585 Comment
  UC1584219  Ceanothus greggii var. vestitus Tim Ross and Steve Boyd 1990-5-17 2591 Los Angeles Mill Creek Tree Plantation San Gabriel Mts., Angeles National Forest (Tujunga District,) Comment
  CAS-BOT-BC50079  Ceanothus insularis Ezra C. Knopf 1926-3-30 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  UCSB3911  Ceanothus integerrimus Kamb, Peter 1947-6-1 Los Angeles North slope of Mt Disappointment, San Gabriel Mts 1463 Comment
  RSA609270  Ceanothus leucodermis Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek off West Fork San Gabriel River. 610 Comment
  RSA754007  Ceanothus leucodermis Doug Tolbert, David W. Foster 1970-5-8 700508 -01 Los Angeles Angeles National Forest: 1 miles W of junction of State Route 2 and Los Angeles Co. Route N2. 915 Comment
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Jul 24 2015
  RSA399109  Ceanothus megacarpus Bonnie C. Templeton, I. W. Clokey 1920-2-18 1413 Los Angeles Mandeville Canyon. 220 Comment
  RSA399116  Ceanothus megacarpus George R. Johnston 1929-3-19 14935 Los Angeles Puerco CanoN. Malibu estate 3 or 4 mi from ocean. Comment
  SEINET13946003 Image available Ceanothus megacarpus Lewis S. Rose 1966-1 66114 Los Angeles Santa Monica Mountains, above Beverly Hills, alt ca 700 ft 213 Comment
  CAS-BOT-BC50481  Ceanothus oliganthus F. A. Mac Fadden 1935-3-12 s.n. Los Angeles San Gabriel Canyon Comment
  RSA0116692  Ceanothus oliganthus R. G. Swinney 2010-5-25 12929 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR19803  Ceanothus oliganthus Freda Detmers 1933-4-19 s.n. Los Angeles San Gabriels Mtns., Little Tujunga Canyon Comment
  UCR277240  Ceanothus oliganthus R. G. Swinney 2010-5-25 12929 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UC1071164  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-2-17 289 Los Angeles Pico Canyon Santa Susana quad. 640 Comment
  RSA398946  Ceanothus spinosus Gale Sphon 1955-4-2 s.n. Los Angeles 3.1 mi. west of Beverly Glen on Mulholland Dr. Comment
  RSA126840  Cenchrus longispinus H. S. Yates 1936-8-28 6356 Los Angeles 5 miles ESE of Palmdale. 814 Comment
  CAS-BOT-BC272064  Centaurea melitensis T. Mosquin 1959-5-30 3303 Los Angeles Hills west of Avalon, Catalina Island Comment
  UCR204759  Centaurium exaltatum R. G. Swinney 2005-8-9 8433 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR2923  Centranthus ruber R. Oshima 1963-4-9 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Monrovia; 1.25 mi up Cloverleaf Drive from 615 Cloverleaf Drive 304 Comment
  LA211097  Centromadia pungens Arthur C. Gibson; Tony Valois 2011-7-7 5354 Los Angeles SANTA MONICA MOUNTAINS, trail near Seminole Hot Springs. Comment
  CAS-BOT-BC179820  Centrostegia thurberi Margaret Stason 1927-5-14 s.n. Los Angeles Mohave Desert, near Palmdale Comment
  RSA659939  Centrostegia thurberi Orlando Mistretta 1992-5-18 359 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA772401  Centrostegia thurberi R. G. Swinney 2009-5-12 10752 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  UCR197732  Cercocarpus betuloides Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 38 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  SD215643  Cercocarpus betuloides var. betuloides Steve Boyd, Lauren Raz 1997-3-25 9298 Los Angeles Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 kilometer northeast of Knapp Ranch 1096 Comment
  UC195331  Cercocarpus betuloides var. betuloides S. B. Parish 1916-3-27 10743 Los Angeles summit of Laurel Canyon Comment
  UC535046  Cercocarpus betuloides var. betuloides Victor Duran 1933-8-10 3544 Los Angeles South Fork Big Rock Creek; San Gabriel Mountains, South Fork Big Rock Creek 1394 Comment
  RSA177026  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-10-4 4222 Los Angeles Santa Catalina Island. West slope above road in back of St. Catherine Hotel, Avalon. 23 Comment
  UC1211137  Cercocarpus betuloides var. blancheae Huron H. Smith 1912-6-12 5096 Los Angeles Cherry Canyon, Santa Catalina Island. 304 Comment
  UCR181103  Cercocarpus ledifolius R. G. Swinney 1997-4-25 5502 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  RSA507980  Chaenactis artemisiifolia Steve Boyd, Timothy S. Ross 1988-4-28 2235 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA549169  Chaenactis artemisiifolia Timothy S. Ross, Peter Fritsch 1990-6-20 3650 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon. 1329 Comment
  UCR259137  Chaenactis artemisiifolia R. G. Swinney 2010-5-4 12518 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR194039  Chaenactis fremontii R. G. Swinney 1999-6-5 7262 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR259220  Chaenactis glabriuscula var. glabriuscula Mitch Provance, Callen Huff 2009-4-29 10681 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091 1432 Comment
  RSA598911  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, N of the road, 0.6 mi. E of Glendora Mtn. Rd. 381 Comment
  CAS-BOT-BC277830  Chaenactis santolinoides Frank W. Peirson 1920-6-10 241 Los Angeles Summit Mt. Wilson 1752 Comment
  RSA599619  Chaenactis xantiana Steve Boyd, Lauren Raz 1997-4-16 9513 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  RSA592287  Chaenactis xantiana L. C. Wheeler 1967-5-12 9422 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA0115095  Chamaesyce Steven A. Junak 2000-7-1 SCa- 1365 Los Angeles Santa Catalina Island. L.A. County Interpretive Center. Avalon lawn area. 73 Comment
  RSA616269  Chamaesyce albomarginata Scott D. White, Pam De Vries 1998-5-15 6499 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  RSA638919  Chamaesyce albomarginata L. C. Wheeler 1946-8-27 6266 Los Angeles San Gabriel Mountains: Shoemaker Canyon just north of Pallett Ranch by side of Pear Blossom Highway. 1219 Comment
  RSA498613  Chamaesyce melanadenia Amelia Eatherton 1930-05 s.n. Los Angeles Griffith Park. Comment
  POM222618  Chamaesyce melanadenia L. S. Rose 1934-12-26 34521 Los Angeles San Gabriel Canyon Comment
  RSA606165  Chamaesyce serpens L. C. Wheeler 1969-12-4 s.n. Los Angeles Los Angeles: Crenshaw High School, 49 th Street & 9 th Avenue. Comment
  CAS-BOT-BC70017  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Pasadena Comment
  SBBG132338  Chenopodium album J. Savage, W. Fair, J. Lambert 2003-8-25 Los Angeles VC3 sandpile Comment
  JEPS59717  Chenopodium ambrosioides Frank W. Peirson 1918-10-16 284 Los Angeles Pacoima Canyon 518 Comment
  RSA226068  Chenopodium ambrosioides R. F. Thorne, C. W. Tilforth 1971-6-17 39950 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA133815  Chenopodium ambrosioides H. J. Thompson 1959-11-23 3006 Los Angeles South shore of Upper Franklin Canyon Reservoir. 259 Comment
  RSA0058196  Chenopodium berlandieri Richard G. Swinney 2010-6-23 13356 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  UCR127382  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25523 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR271130  Chenopodium berlandieri R. G. Swinney 2011-10-10 15742 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UCR277235  Chenopodium berlandieri R. G. Swinney 2010-10-5 13976 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA596026  Chenopodium californicum T. S. Ross, J. Mark Porter 1995-5-4 8446 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  RSA534014  Chenopodium californicum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5103 Los Angeles San Clemente Island, above Nots Pier on road near the top of the eastern escarpment, 1400 ft NNW of the 553 ft BM. 139 Comment
  RSA692079  Chenopodium multifidum O. F. Clarke 1973-8-4 s.n. Los Angeles Pomona, corner of 9th and Locust Streets. 76 Comment
  SEINET3245654  Chenopodium murale R. G. Swinney 2009-1 10329 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  RSA478542  Chenopodium murale Edwin Kline 1924-6-8 s.n. Los Angeles Los Angeles. Comment
  RSA478543  Chenopodium murale Frances M. Morey 1922-4-29 s.n. Los Angeles Los Angeles. Comment
  UC1234788  Chenopodium strictum var. glaucophyllum Peter H. Raven 1961-10-15 17846 Los Angeles Atherton Street San Gabriel River, Long Beach 1 Comment
  CAS-BOT-BC184914  Chloris gayana Carl B. Wolf 1932-9-16 4121 Los Angeles Long Beach. Bryant Ranch on west side of San Gabriel River Flood Control 1400 feet south of 7th Street. 3 Comment
  UCR273252  Chlorogalum pomeridianum var. pomeridianum R. G. Swinney 2011-5-6 14623 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  RSA586668  Chorizanthe brevicornu var. brevicornu Orlando Mistretta 1995-6-1 1740 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  UCR61520  Chorizanthe californica T. P. Krantz, Fred Hinshaw, Christi Perala 1989-5-3 s.n. Los Angeles Big Tujunga Canyon Wash. east of where Foothill Blvd. crosses wash. 384 Comment
  CAS-BOT-BC244806  Chorizanthe staticoides Le Roy Abrams 1901-6-1 1708 Los Angeles Saddle Peak, Santa Monica Mts. Comment
  RSA747229  Chorizanthe staticoides R. G. Swinney 2008-4-7 8617 Los Angeles San Gabriel Mtns. Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  UCR270817  Chorizanthe staticoides R. G. Swinney 2011-5-24 14806 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA771592  Chorizanthe watsonii R. G. Swinney 2009-5-13 10759 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  UCR272558  Chorizanthe watsonii R. G. Swinney 2011-6-7 15042 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  CDA7840  Chrysanthemum coronarium Michael O Brien 2008-4-13 s.n. Los Angeles La Piedra State Beach 0 Comment
  UCR42568  Chrysopsis villosa L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  CATA1466  Cirsium occidentale Mark L. Hoefs, Robert F. Thorne 1996-4-6 2651 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  LA88557  Cirsium occidentale var. californicum O. H. Kappler; 1941-6-15 473 Los Angeles SANTA MONICA MOUNTAINS, Barney Knob, Lechusa Fire Station. 487 Comment
  RSA0070677  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2976 Los Angeles Upper Big Tujunga Canyon: ridge descending northeastward from Barley Flats road toward Big Tujunga Creek (ca. 0.9-1.4 airmiles E of Barley Flats). 1280 Comment
  UCR179469  Cirsium vulgare R. G. Swinney, Dave Larson 1996-8-7 5252 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
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Jun 10 2014
  SBBG113122  Cistanthe maritima S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 37 Los Angeles above W end of beach at Little Harbor 12 Comment
  CAS-BOT-BC438757  Cistanthe monandra Alice Eastwood 1919-6-20 9023 Los Angeles Mt. Wilson Comment
  RSA515171  Cistanthe monandra Steve Boyd, Orlando Mistretta 1986-3-21 1554 Los Angeles Mojave Desert: Highway 138, 4 miles E of Jct w/Hwy 18 NE of Pinyon Hills. Comment
  RSA563515  Cistus ladanifer T. S. Ross, Walter Appleby 1993-4-15 6820 Los Angeles Western SAn Gabriel Mts: southerly draw ca 515 m ssw of May canyon saddle, draining to Wilson Canyon 1011 Comment
  RSA547804  Clarkia bottae Tim S. Ross, Peter Fritsch 1990-6-20 3620 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA453461  Clarkia cylindrica subsp. cylindrica Martha Hilend 1928-5-26 284 Los Angeles On Ridge Route, near summit. Comment
  CAS-BOT-BC172013  Clarkia epilobioides Geo. B. Grant 1910-4-1 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  UC930793  Clarkia epilobioides Ira W. Clokey, B. Templeton May 1929 4533 Los Angeles Mandeville Canyon Santa Monica Mountains 250 Comment
  SBBG132122  Clarkia epilobioides S. A. Junak 1996-4-13 SCI 317 Los Angeles S of first cyn S of Bryce Cyn 15 Comment
  RSA72217  Clarkia heterandra F. W. Peirson 1922-6-3 3083 Los Angeles At Collins Ranch, north slope of Liebre Mts. 1143 Comment
  CAS-BOT-BC163726  Clarkia purpurea subsp. quadrivulnera Le Roy Abrams 1901-4-6 1403 Los Angeles Monte Vista Comment
  SD3276  Clarkia purpurea subsp. viminea Ruth B. Randall 4/1925 213 Los Angeles Mint Canyon Comment
  LA200711  Clarkia unguiculata A. Handschiegel; June 1925 sn Los Angeles Santa Monica Mountains, Encino Country Club (historic site) Comment
  RSA493  Clarkia unguiculata J. T. Howell 1928-6-29 1012 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  RSA652339  Clarkia unguiculata D. Bartholomew 1961-5-13 85 Los Angeles Big Dalton Canyon (just back from chain across road). Comment
  UCR259994  Clarkia unguiculata R. G. Swinney 2010-6-21 13304 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  RSA0059526  Claytonia gabrielensis subsp. gabrielensis J. M. Miller, Dan Louma 1977-5-10 687 Los Angeles N side of Sawmill Mountain; Lower Shake Creek Campground. 1220 Comment
  SBBG130736  Claytonia parviflora S. A. Junak 2000-4-1 SCa 1162 Los Angeles E side of Cherry Cyn, ca. 0.1 mi from rd to camp, along main rd 67 Comment
  NY42951  Claytonia perfoliata J. B. Walker 1995-3-30 1302 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 11km S of Hwy 138 1300 Comment
  RSA773679  Claytonia perfoliata R. G. Swinney 2009-6-3 11058 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC439787  Claytonia perfoliata Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Quail Springs, Maher Canyon. 1280 Comment
  POM6825  Claytonia perfoliata subsp. mexicana C. F. Baker 1904-4-22 4726 Los Angeles Monrovia Comment
  RSA386218  Clematis lasiantha Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Antonio Canyon Comment
  RSA747072  Clematis lasiantha R. G. Swinney 2008-5-30 8890 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river. 256 Comment
  RSA0116818  Clematis ligusticifolia R. G. Swinney 2010-9-30 13928 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA629679  Clematis ligusticifolia Scott D. White, Dave Bramlet 1998-8-11 7036 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA755851  Clematis ligusticifolia R. G. Swinney 2008-7-2 9128 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  UCR216900  Clematis pauciflora R. G. Swinney 2009-2-20 10022 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  CATA1406  Clinopodium douglasii Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2551 Los Angeles Santa Catalina Island: Bulrush Canyon, between lower reservoir and Salta Verde Road 280 Comment
  CLARK-A1528-2279  Clytostoma callistegioides John C. Roos 1960-4-14 Los Angeles North Hollywood Comment
  POM265773  Collinsia callosa J. C. Roos 1937-5-31 2032 Los Angeles Near Big Pines, north side of San Gabriel Mountains. Comment
  JEPS6200  Collinsia childii Frank W. Peirson 1920-5-28 2156 Los Angeles Bear Canyon San Gabriel Mountains ((San Antonio tributary)) 1371 Comment
  POM6998  Collinsia heterophylla Philip A. Munz, L. T. Street, G. Williams 1919-4-5 2431 Los Angeles Puddingstone Canon, San Dimas Comment
  UC216146  Collinsia heterophylla A. Davidson, M. D. May 1921 3453 Los Angeles Pacoima Canyon Comment
  UC26574  Collinsia heterophylla Harley P. Chandler May 1898 Los Angeles Claremont Comment
  SD66890  Collinsia heterophylla R. Mitchell Beauchamp 1967-3-18 269 Los Angeles San Clemente Island, slopes of canyon below Lemon Tank Comment
  CAS-BOT-BC240956  Collinsia parryi Frank W. Peirson 1918-5-26 193 Los Angeles Toll Road to Mt. Wilson at Hennigers Flat, San Gabriel Mts. 868 Comment
  RSA0035075  Collinsia parryi Lee Haines 1951-4-5 s,n, Los Angeles Chatsworth Hills. 243 Comment
  RSA0117386  Collinsia parryi F. W. Peirson 1921-6-14 2828 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 1250 Comment
  UCR43341  Collinsia torreyi var. wrightii David Charlton 1986-6-15 262 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  UCR168354  Comarostaphylis diversifolia subsp. planifolia G. D. Wallace 1975-3-22 1404 Los Angeles Channel Islands, Santa Catalina Island, WNW of Mt. Orizaba, NNE of Mt. Banning, in canyon that is a branch of Cottonwood Canyon 287 Comment
  RSA394786  Convolvulus arvensis F. R. Fosberg 1930-6-26 53009 Los Angeles Lower Ballona Creek 8 Comment
  RSA394796  Convolvulus arvensis Freda Detmers 1932-10-16 16054 Los Angeles N. Van Nuys Comment
  RSA0002500  Convolvulus peirsonii F. W. Peirson 1923-5-27 3537 Los Angeles On north bank of canyon of Rock Crrek, north base of San Gabriel Mts. Comment
  RSA0021291  Conyza canadensis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5086 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA226991  Cordylanthus nevinii Robert F. Thorne 1971-8-25 41239 Los Angeles Angeles National Forest: Mt. Baden-Powell, north slope along trail to Vincent Gap 2012 Comment
  UCR204836  Cordylanthus rigidus subsp. setiger R. G. Swinney 2005-8-11 8460 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  LA94418  Coreopsis bigelovii O. A. Plunkett; 1926-3-20 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA640620  Coreopsis californica R. F. Thorne, Gary D. Wallace 1973-4-24 43445 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  SEINET807418  Coreopsis californica Rimo Bacigalupi 1955-1 4818 Los Angeles 1 mile northwest of Edwards Air Force Base (Muroc Lake) 685 Comment
  UC604836  Coreopsis californica var. californica Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9482 Los Angeles 4 mi ne of Lancaster (on the Muroc Road) Comment
  SBBG79573  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 5375 Los Angeles Middle Ranch Cyn at mouth of Cape Cyn 200 Comment
  UCR252728  Corethrogyne filaginifolia R. G. Swinney 2010-9-1 13661 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA640897  Corethrogyne filaginifolia var. peirsonii L. C. Wheeler 1967-8-13 10448 Los Angeles San Gabriel Mts.: across Soledad Canyon from second RR tunnel down canyon from Bear Canyon 548 Comment
  CATA1392  Cortaderia selloana Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2530 Los Angeles Santa Catalina Island: Below airport runway, by Buffalo Springs Reservoir 438 Comment
  CATA2887  Cosmos bipinnatus Sara L. Crockett, Michael Daligdig 1996-11-4 21 Los Angeles Santa Catalina Island: Casino point, and along walkway 4 Comment
  RSA595365  Cotoneaster pannosus Louis C. Wheeler 1970-1-4 s.n. Los Angeles San Gabriel Mountains. Santa Anita Canyon, just upstream from Winter Creek. 549 Comment
  UCR220953  Crassula connata Dan S. Cooper 2010-3-29 20100317- 17 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA423445  Crassula connata var. erectoides Freda Detmers 1931-3-12 s.n. Los Angeles El Segundo. Comment
  RSA423437  Crassula connata var. subsimplex Reid V. Moran 1941-2-19 568 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  RSA624570  Crassula tillaea L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, wildwood. 530 Comment
  UCR93328  Cressa truxillensis Scott D. White 1996-5-15 4037 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  CAS-BOT-BC175844  Crossosoma californicum George B. Grant; Walter Wheeler 1904-4-21 235 /6149 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  NY268578  Crossosoma californicum B. Trask 02 1896 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  NY268579  Crossosoma californicum Anonymous 04 1894 s.n. Los Angeles Catalina. Comment
  RSA3549  Crossosoma californicum C. B. Wolf 1932-5-9 3493 Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  SBBG95406  Crossosoma californicum M. B. Dunkle 1928-5-13 1942 Los Angeles Coach Rd, Wishbone Loop Comment
  SFV2074  Croton californicus R. L. Armacost May 1934 s. n. Los Angeles Playa del Rey. Hills east of Loyola University. 45 Comment
  CHSC26420  Croton setiger Ted H. Thorsted Jr. 1970-8-20 Los Angeles On slope bounding campus of California State College at Los Angeles. 121 Comment
  SBBG108427  Croton setiger T. Ross 1995-5-21 8601 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') 347 Comment
  SBBG12798  Croton setiger E. R. Blakley 1962-10-3 5369 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  CAS-BOT-BC190125  Crypsis schoenoides Peter H. Raven 1961-9-24 16750 Los Angeles On strand of Bouquet Reservoir at east end. 914 Comment
  SEINET13203239 Image available Cryptantha R. G. Swinney 2011-1 15247 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy (Waterman Mt. 7.5' Q.) 1780 Comment
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Dec 6 2018
  UCR187016  Cryptantha A. C. Sanders 2006-4-25 32165 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  CAS-BOT-BC189395  Cryptantha circumscissa Ernest C. Twisselmann 1959-6-2 5343 Los Angeles Old Ridge Route, 1.2 miles S of the Lancaster Highway 1097 Comment
  SEINET7063088  Cryptantha circumscissa A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  LA81967  Cryptantha clevelandii O. H. Kappler; 1943-5-23 468 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR47783  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10646 Los Angeles Channel Islands, Santa Catalina Island, Grand Canyon Comment
  POM246607  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-4-4 4492 Los Angeles Ocean bluffs near Cherry Canyon, Santa Catalina Island 80 Comment
  SBBG63702  Cryptantha holoptera M. N. Ackley 1926-5-6 40 Los Angeles Little Rock foothills 914 Comment
  JEPS67638  Cryptantha intermedia C. E. Hutchinson 1902-6-4 Los Angeles San Gabriel Canyon San Gabriel Mountains 487 Comment
  SBBG63815  Cryptantha intermedia R. Hoffmann 1930-6-6 Los Angeles Piru Crk Comment
  SBBG91832  Cryptantha intermedia S. A. Junak 1978-4-16 SCa 040 Los Angeles slopes above N side of Fourth of July Cove, near rd 45 Comment
  SBBG98414  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5294 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 274 Comment
  RSA611427  Cryptantha micromeres L. C. Wheeler 1936-6-1 4107 Los Angeles Tan Bark Flat, San Dimas Canyon. 853 Comment
  RSA0087382  Cryptantha microstachys R. G. Swinney 2010-5-25 12983 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  SEINET13203284 Image available Cryptantha microstachys R. G. Swinney 2011-1 14482 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  POM3953  Cryptantha microstachys C. F. Baker 1904-5-4 4779 Los Angeles Hills near Claremont. Comment
  RSA646966  Cryptantha muricata Orlando Mistretta 1992-9-4 794 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  UC551847  Cryptantha muricata F. R. Fosberg 1932-6-8 10632 Los Angeles Head of Lone Pine Canyon San Gabriel Mts. 1875 Comment
  RSA0079139  Cryptantha muricata var. denticulata T. S. Ross, Steve D. Boyd 1990-6-4 2794 Los Angeles San Gabriel Mountains: Ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  SBBG63799  Cryptantha muricata var. jonesii R. Hoffmann 1927-6-11 Los Angeles Ridge Route (US Hwy 99) Comment
  RSA0079447  Cryptantha muricata var. muricata R. G. Swinney 2008-4-30 8708 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Monroe Canyon. 549 Comment
  RSA0079219  Cryptantha muricata var. muricata R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42106 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake. 1433 Comment
  UCR150007  Cryptantha nevadensis Scott D. White 2004-5-5 10294 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  RSA0113431  Cryptantha nevadensis var. rigida LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7534 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA617452  Cryptantha nevadensis var. rigida L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  RSA0113684  Cryptantha oxygona LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7543 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA777211  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2010-5-19 5128 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA0058227  Cryptantha pterocarya var. pterocarya Richard G. Swinney 2010-5-19 12815 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  SEINET10625773  Cucurbita pepo Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3772 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  CAS-BOT-BC224481  Cuscuta californica Geo. B. Grant 1906-4-2 6607 Los Angeles Altadena near Pasadena Comment
  RSA409766  Cuscuta campestris George B. Grant 4541 Los Angeles Santa Catalina Island Comment
  UCR117683  Cycladenia humilis var. venusta V. W. Steinmann 1996-6-17 915 Los Angeles San Gabriel Mtns., c. 2.5 km (by air) SSW of Mt. San Antonio, along Baldy Trail. 2550 Comment
  RSA600670  Cylindropuntia echinocarpa L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Kentucky Springs. 1082 Comment
  CAS-BOT-BC190265  Cynodon dactylon Joseph Andorfer Ewan 1933-6-17 10829 Los Angeles Pacific Palisades near Santa Monica. Comment
  CATA104  Cynodon dactylon Peter Henrikson 1987-4-23 77 Los Angeles Santa Catalina Island: Behind Ben Weston Beach 6 Comment
  RSA151239  Cynodon dactylon P. H. Raven 1962-4-12 17342 Los Angeles San Clemente Island, in narrow canyon, Wilson Cove 46 Comment
  RSA483544  Cynodon dactylon Grethe Moskedahl 1923-4-23 s.n. Los Angeles Downey. Comment
  UCR86824  Cyperus eragrostis Scott D. White 1995-4-27 2941 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  CAS-BOT-BC114633  Cyperus eragrostis A. Davidson 1921-8-1 3454 Los Angeles Roadside near Bandini. Comment
  RSA674579  Cytisus canariensis Scott D. White 2000-8-25 8129 Los Angeles San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest. 732 Comment
  UCR190877  Dactylis glomerata R. G. Swinney, Dave Larson 1999-6-12 7544 Los Angeles San Gabriel Mtns., upper East Fork San Dimas Canyon, north of confluence with Fern Canyon 869 Comment
  CHSC96045  Datisca glomerata LeRoy Gross 2003-6-17 1045 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. A smaller side canyon that branches to the ast of the main canyon. 519 Comment
  RSA173361  Datisca glomerata J. D. Olmsted 1959-9-30 1062 Los Angeles Along Mt. Baldy Trail to water supply meadow, above Camp Baldy; then left on side trail for 1.5 miles to stream crossing. 1860 Comment
  RSA233463  Datisca glomerata R. F. Thorne, M. Z. Thorne 1968-11-9 37858 Los Angeles along hwy on W slope of Mt. Islip 3.9 miles S of junction with Angeles Crest Hwy at Islip saddle. 1828 Comment
  UCR259130  Datura wrightii R. G. Swinney 2010-5-4 12534 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA602184  Datura wrightii Louis C. Wheeler 1946-10-26 6390 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon; 1/2 mile east of Camp Rincon. Comment
  RSA177812  Daucus pusillus R. F. Thorne, P. Everett 1965-5-10 34497 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  SBBG14049  Daucus pusillus P. H. Raven 1962-5-22 17824 Los Angeles beyond Emerald Bay 121 Comment
  UCR143128  Daucus pusillus M. B. Dunkle 1939-4-6 7300 Los Angeles Channel Islands, Mosquito Harbor, San Clemente Island 305 Comment
  SD48942  Deinandra clementina Reid Moran 1958-9-15 6837 Los Angeles San Clemente Island, Wilson's Cove 49 Comment
  SBBG130726  Deinandra fasciculata S. A. Junak 2000-7-1 SCa 1368 Los Angeles just NW of reservoir in upper Cape Cyn 329 Comment
  SD52911  Deinandra fasciculata Peter H. Raven 1962-7-11 17994 Los Angeles San Clemente Island; Upper reaches of canyon north of station Nanny, north of Lemon Tank. Comment
  UC1293707  Deinandra kelloggii P. C. Everett and E. K. Balls 1959-5-22 23799 Los Angeles Lancaster, Gorman 914 Comment
  UCR177307  Delphinium cardinale LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1027 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon 262 Comment
  SD254691  Delphinium glaucum R. G. Swinney 2011-7-29 15561 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt Hawkins (Crystal Lake 7.5'Q) 2454 Comment
  RSA0088146  Delphinium parishii R. G. Swinney 2010-6-1 13091 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  RSA600070  Delphinium parishii subsp. parishii Steve Boyd, Lauren Raz 1997-5-20 9825 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  JEPS5902  Delphinium parryi Frank Peirson 1918-6-1 48 Los Angeles foothills e Rubio Canyon (n base of mts., back and slightly e of Altadena); San Gabriel Mountains 609 Comment
  SD185300  Delphinium parryi A. C. Sanders, T. B. Salvato 2005-4-26 29750 Los Angeles Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 487 Comment
  SFV21045  Delphinium parryi L. Gross, V. Soza 2001-6-6 437 Los Angeles Verdugo Mountains North side of mountains. Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) from the crest, on north-facing slope. 488 Comment
  POM178057  Delphinium parryi Joseph A. Ewan 1931-5-16 4216 Los Angeles West Fork Garapito Creek. Comment
  RSA188303  Delphinium parryi Robert F. Thorne, M. Z. Thorne 1966-6-2 36531 Los Angeles Santa Catalina Island: Hay Press area 427 Comment
  RSA398744  Delphinium parryi Frances M. Morey 1922-4-29 s.n. Los Angeles Los Angeles. Comment
  UC9212  Delphinium parryi subsp. maritimum J. H. Barber 1897-4-7 133 Los Angeles Santa Monica Canyon Comment
  CATA731  Delphinium parryi subsp. parryi Mark L. Hoefs 1991-5-22 1251 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  LA32185  Delphinium parryi subsp. parryi Henry J. Thompson; 1959-5-24 2032 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  CAS-BOT-BC116278  Delphinium parryi subsp. parryi George B. Grant 1904-6-17 6425 Los Angeles Pasadena; Arroyo Seca Canyon Comment
  POM183644  Delphinium patens subsp. hepaticoideum J. Ewan 1929-5-4 3463 Los Angeles Santa Ynez Canyon, Santa Monica Canyon Comment
  SFV1357  Dendromecon rigida K. A. Wilson 1961-3-11 992 Los Angeles San Gabriel Mountains San Francisquito Canyon. 3 miles south of Green Valley. 790 Comment
  RSA777357  Descurainia pinnata Orlando Mistretta, Christine Mistretta 2010-5-19 5118 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UC10804  Descurainia pinnata subsp. menziesii W. H. Brewer Feb 1861 Los Angeles Scorpion Hills Comment
  RSA433531  Dicentra chrysantha Bonnie C. Templeton 1932-7-21 5028 Los Angeles West Blue Ridge, San Gabriel Mtns. 2134 Comment
  UCR277125  Dicentra chrysantha R. G. Swinney 2010-5-29 13243 Los Angeles San Gabriel Mountains, May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54 854 Comment
  CAS-BOT-BC402265  Dicentra chrysantha F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt Lowe. San Gabriel Mountains 1615 Comment
  UCR258839  Dichelostemma capitatum R. G. Swinney 2010-3-22 12035 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  CAS-BOT-BC499443  Dichelostemma capitatum R. M. Beauchamp 1967-1-27 104 Los Angeles Grassy slope east of Wilson Cove area, San Clemente Island, Comment
  UCSB781  Dichelostemma capitatum Gill, Robert 1959-3-15 Los Angeles North end of Mills Ave, Claremont 487 Comment
  SD90508  Dichelostemma capitatum subsp. capitatum Robert F. Thjorne 1966-4-16 36054 Los Angeles San clemente Island, rocky slope above pebbly beach, ca. I(c) mile south-southeast of Eel Point, southwest side of island. 2 Comment
  UCR49272  Dichondra micrantha A. C. Sanders 1987-9-18 7367 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  POM292882  Dichondra occidentalis Lyman Benson 1953-5-2 15107 Los Angeles Catalina Island. North face of Swain Canyon, Whites Landing 366 Comment
  RSA600885  Digitaria ischaemum L. C. Wheeler 1945-10-30 6163 Los Angeles San Gabriel Mountains. Kinneloa Canyon. 365 Comment
  SBBG66746  Diplacus brevipes M. N. Ackley -May-1925 1052 Los Angeles Kirby's Cyn, Glendale 266 Comment
  CAS-BOT-BC150660  Diplacus longiflorus Peter H. Raven 1959-5-9 14167 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage 274 Comment
  SD42380  Diplacus longiflorus Carl B. Wolf 1936-4-24 7772 Los Angeles Base of Santa Susana Pass 366 Comment
  RSA783370  Diplacus longiflorus J. D. Olmsted 1959-4-3 338 Los Angeles At beginning of Johnson's Pasture fire road, North of Oxford from Baseline 549 Comment
  SBBG98432  Diplacus parviflorus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5293 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 274 Comment
  SBBG113263  Diplacus puniceus S. A. Junak 1997-3-28 SCa 386 Los Angeles Avalon Cyn along lower end of Hermit Gulch Trail, just uphill from Crk crossing 137 Comment
  CAS-BOT-BC150859  Diplacus rutilus Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona Comment
  RSA3575  Distichlis spicata C. B. Wolf 1932-5-12 3590 Los Angeles Little Harbor, Santa Catalina Island. Comment
  UCD64168  Distichlis spicata Beecher Crampton 1955-4-28 2725 Los Angeles Old State Hwy. 138, 7.5 miles west Lancaster. Comment
  HSC6730  Dithyrea californica M. B. Walsh 1966-4-6 - 62 Los Angeles 5 mi. W of El Mirage Ranch along Palmdale-Adelanto county road Comment
  UC22364  Dodecatheon clevelandii W. H. Brewer 1861-2-19 217 Los Angeles Santa Susana Mountains Comment
  RSA461487  Dodecatheon clevelandii Anstruther Davidson 1890-02 s.n. Los Angeles Los Angeles. Comment
  RSA461497  Dodecatheon clevelandii Geo. L. Moxley 1914-02 202 Los Angeles Hills NW from Highland Park. Comment
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Nov 12 2009
  RSA461490  Dodecatheon clevelandii subsp. clevelandii Ella M. Kennedy 1923-2-18 s.n. Los Angeles San Gabriel Canyon Comment
  UCR31795  Dodecatheon redolens T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns, Lily Springs Comment
  RSA0065536  Draba corrugata S. Granger 1974-10-20 s.n. Los Angeles Troop Peak, San Gabriel Mts. 2438 Comment
  UCR48948  Drosanthemum floribundum A. C. Sanders 1987-7-22 7152 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UCR108181  Drymocallis cuneifolia var. ewanii L. C. Wheeler 1966-8-21 8836 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  RSA585405  Drymocallis glandulosa var. reflexa Tim S. Ross, Steve D. Boyd 1990-5-29 2712 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  RSA733277  Drymocallis glandulosa var. reflexa R. G. Swinney 2001-6-2 7959 Los Angeles San Gabriel Mtns./Mojave Desert: Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  LA103223  Dryopteris arguta Barry A. Prigge; 1985-6-14 6401 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  UCR23350  Dryopteris arguta John C. Roos 1942-3-21 1099 Los Angeles San Gabriel Mtns, Santa Anita Canyon 244 Comment
  UCR276963  Dryopteris arguta R. G. Swinney 2010-6-8 13236 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  CAS-BOT-BC67941  Dryopteris arguta Geo. B. Grant 1903-2-1 s.n. Los Angeles Covina Comment
  RSA649984  Dryopteris arguta Glen Johnson 1949-5-3 s.n. Los Angeles Crystal Lake 1828 Comment
  UCSB8255  Dryopteris arguta Crum, Charles 1958-7-19 Los Angeles Topanga Canyon, near Los Angeles. Comment
  UC792928  Dudleya blochmaniae subsp. blochmaniae Reid Moran 1948-6-8 3086 Los Angeles Mouth of Winter Canyon Malibu Beach (Malibu Beach) 76 Comment
  RSA303603  Dudleya cymosa subsp. pumila J. R. Shevock 1970-5-8 190 Los Angeles San Gabriel Mountains. 549 Comment
  RSA397798  Dudleya lanceolata Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  UC407281  Dudleya lanceolata LeRoy Abrams 1902-6-15 2546 Los Angeles Sepulveda Canyon Santa Monica Mtns Comment
  POM93030  Dudleya lanceolata H. E. Hasse 1890-6-19 s.n. Los Angeles Hills and banks. Comment
  RSA1568  Dudleya lanceolata I. M. Johnston 1917-6-10 1294 Los Angeles Playa del Rey. Comment
  RSA397770  Dudleya lanceolata Elizabeth A. White 1928-04 s.n. Los Angeles El Segundo Comment
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Jun 14 2012
  RSA397777  Dudleya lanceolata Thomas Moore 1947-4-15 16 Los Angeles El Segundo sand dunes. Comment
  SD73457  Dudleya lanceolata R. S. Woglum 1935-6-15 813 Los Angeles San Gabriel Mountains, San Gabriel River. Comment
  SD44594  Dudleya multicaulis Reid Moran 1949-6-10 3087 Los Angeles Puddingstone Hills. Comment
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Aug 12 2014
  RSA723077  Dudleya pulverulenta subsp. pulverulenta LeRoy Gross 2007-5-2 2673 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  SD51843  Dudleya virens Peter H. Raven 1962-7-10 17984 Los Angeles San Clemente Island; canyon below Lemon Tank. 230 Comment
  SD45589  Dudleya virens Darley F. Howe 1953-5-2 Los Angeles Santa Catalina Island; cliff south side of Wain Canyon. Comment
  UCR210684  Dysphania ambrosioides R. G. Swinney 2008-10-22 9670 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR273587  Dysphania botrys R. G. Swinney 2011-10-25 15886 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  RSA636099  Echinodorus berteroi L. C. Wheeler 1953-9-27 7052 Los Angeles San Gabriel Mountains: Arroyo Seco, just upstream 100 yards from Pasadena water intake. . Comment
  RSA353644  Echinodorus cordifolius Geo L. Moxley 1914-8-31 254 Los Angeles Between Dominquez Junction and Cota. Comment
  LA202412  Eclipta prostrata Arthur C. Gibson; 2005-10-2 5093 Los Angeles 291 Comment
  RSA739769  Eclipta prostrata John Dittes 2006-11-3 1426 Los Angeles Western Transverse Ranges, San Gabriel Mtns, Big Tujunga Canyon, 2.7 air miles SE of Mt. Mckinley, 3.8 air miles W of Big Tujunga Reservoir, 3.6 air miles NE of Mt. Gleason Jr. Highschool 512 Comment
  UCD61218  Ehrharta erecta Charles F. Hewitt 1975-3-13 LASCA 1038 Los Angeles South African section. Arcadia. Los Angeles State and County Aboretum. Comment
  LA98910  Ehrharta erecta E. R. Hobbs; 1979-4-18 79 57 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, West side of Powell Library. Comment
  CAS-BOT-BC113044  Eleocharis montevidensis I. Johnston May 13 1019 Los Angeles El Monte, ditch along Rail Road. 83 Comment
  UCR126700  Eleocharis montevidensis A. C. Sanders, Mark Elvin 2003-8-7 27178 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  UCR95199  Eleocharis parishii L. C. Wheeler 1946-8-28 6296 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  RSA191173  Eleocharis rostellata Robert F. Thorne, M. Z. Thorne 1967-7-19 37175 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  RSA723494  Eleusine coracana subsp. africana R. E. Riefner 2006-10-2 6 -464 Los Angeles Near Griffith Park, E bank of Los Angeles River, River Ride Stables, ca. 0.5 mi S of Colorado St. 120 Comment
  UC1971609  Elymus condensatus Louis C. Wheeler 1973-7-15 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Doe Flat; Graveyard Canyon. Comment
  UCR187093  Elymus condensatus A. C. Sanders 2006-5-16 32303 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA339492  Elymus elymoides subsp. californicus Wayne E. Sawyer 1981-7-24 111 Los Angeles 0.5 mi. W of Mt. Hawkins 2560 Comment
  CAS-BOT-BC207181  Elymus elymoides subsp. elymoides Timothy S. Ross; Steve Boyd 1990-6-18 3506 Los Angeles Ball Falt, 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages - San Gabriel Mountains 1767 Comment
  SEINET4134699  Elymus elymoides subsp. elymoides Scott D. White, Pam DeVries 1998-1 6762 Los Angeles Soledad Canyon Area: Proposed quarry area N of Soledad Cyn. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. USGS 7.5' Agua Dulce quad.; 0 549 Comment
  UCSB6789  Elymus elymoides subsp. elymoides B., K.; T., S. 1944-6-13 Los Angeles Chapman Burn; San Dimas Experimental Forest; San Gabriel Mountains Comment
  SD264701  Elymus glaucus Steven A. Junak, Ralph N. Philbrick 2001-5-18 Sca 1547 Los Angeles UTM in supplement. Santa Catalina Island. S side of Fern Canyon (one of the middle S forks of Cottonwood Canyon), above first creek crossing in road up Fern Canyon, ca. 0.5 mle upstream from junction with Cottonwood Canyon Road. 182 Comment
  RSA628380  Elymus glaucus subsp. glaucus Scott D. White, Dave Bramlet 1998-6-29 6824 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 miles W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  SEINET258138  Elymus glaucus subsp. glaucus Mary E. Barkworth, L Firestone 1982-8-28 4081 Los Angeles Grassy Hollow Campground (USFS) on N side of CA Hwy 2 W of Wrightwood E of Vincent Gulch Div 0 Comment
  SEINET12748009  Elymus glaucus var. glaucus L. C. Wheeler 1936-6-21 4162 Los Angeles San Gabriel Mountains, West Fork of Palmer Canyon. 701 Comment
  SBBG59344  Elymus multisetus R. Hoffmann 1932-4-27 Los Angeles Lancaster Comment
  RSA279059A  Emex spinosa E. A. Dudley 1951-5-15 s.n. Los Angeles End of River Lane, just north of Santiago Creek and east of Flower St., Santa Ana. Comment
  RSA0045219  Emmenanthe penduliflora R. G. Swinney 2010-5-11 12654 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA201836  Emmenanthe penduliflora Gary A Lange 1962-4-15 25 Los Angeles 2.5 miles south of La Tuna Canyon, Wildwood intersection in Sun Valley Comment
  UCR190898  Emmenanthe penduliflora R. G. Swinney 1998-7-2 6212 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA597116  Encelia actoni Timothy S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3717 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  UC1118036  Encelia actoni A. Lewis 1933-4-20 183 Los Angeles 1 mi ne Vincent Station; Elizabeth Lake Quad. 975 Comment
  UCR98921  Encelia californica Steve Boyd, T. S. Ross 1997-3-21 9189 Los Angeles Liebre Mountains, Castaic Valley along Lake Hughes Road just east of Castaic Lake forebay. 390 Comment
  UCR281372  Ephedra nevadensis R. G. Swinney 2014-4-23 16147 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  LA6823  Ephedra viridis Carl Epling; 1931-10-25 sn Los Angeles Bald Mountain-Liebre Mountain, Between Sandbergs and Pine Canyon Comment
  NY688830  Ephedra viridis T. S. Ross 1990-6-22 3753 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA725122  Ephedra viridis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -110 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCR197733  Ephedra viridis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 37 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  CAS-BOT-BC166216  Epilobium canum subsp. canum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Islands - Summit Comment
  RSA133433  Epilobium canum subsp. canum Peter H. Raven, H. J. Thompson 1959-9-27 25600 Los Angeles Sepulveda Canyon. Santa Monica Mountains. 244 Comment
  POM21345  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  POM308134  Epilobium canum subsp. latifolium Henry J. Ramsey 1937-9-2 2941 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  RSA618687  Epilobium ciliatum subsp. ciliatum LeRoy Gross 1998-9-20 79 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  SBBG60175  Epilobium ciliatum subsp. ciliatum R. Hoffmann 1929-5-19 Los Angeles border of Big Rock Crk Comment
  RSA596081  Epipactis gigantea Timothy S. Ross, Steve Boyd 1995-6-28 8647 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA783585  Epipactis gigantea Michael Wall, Shawn Overstreet 2011-5-2 602 Los Angeles East road side of Hwy 39 near mile marker 17.43 in lower San Gabriel Canyon just north of Azusa 253 Comment
  UCR194582  Epipactis gigantea R. G. Swinney 1998-7-29 6538 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  UC1063711  Equisetum X ferrissii Jerome S. Horton 1936-6-19 360 A Los Angeles above Flume 3 San Dimas Canyon; Cucamonga Quadrangle, E. Fork San Dimas watershed 762 Comment
  RSA0086780  Equisetum hyemale R. G. Swinney 1967-6-25 14061 Los Angeles Glendora Wilderness Park, Big Dalton Canyon. 335 Comment
  RSA0103349  Equisetum laevigatum R. G. Swinney 2011-5-19 14757 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Milley's Apple Orchard'? 912 Comment
  UCR194593  Equisetum laevigatum R. G. Swinney 1998-7-24 6566 Los Angeles San Gabriel Mtns., upper Fish Fork of San Gabriel River 1585 Comment
  RSA191172  Equisetum laevigatum R. F. Thorne, M. Z. Thorne 1967-7-19 38516 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA684701  Equisetum laevigatum Anonymous 9244 Los Angeles [no locality information provided] Comment
  UCD135570  Equisetum laevigatum Louis C. Wheeler 1933-5-13 1735 Los Angeles Cobal Canyon, San Gabriel Mts. 563 Comment
  UCD64310  Eragrostis pectinacea Beecher Crampton 1965-10-27 7592 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  UCR190764  Eriastrum R. G. Swinney 2001-6-2 7957 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
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May 3 2012
  UCR223614  Eriastrum densifolium R. G. Swinney 2009-6-17 11215 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCR239947  Eriastrum densifolium R. G. Swinney 2009-11-16 11628 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  UC1787315  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-14 136 Los Angeles Western San Gabriel Mountains: southern mouth of Bee Canyon, ca. 250m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters 548 Comment
  SEINET6349437  Eriastrum densifolium subsp. densifolium Elizabeth F. Sprague 1968-1 s.n. Los Angeles at Vincent, junc. of Hwy 14 & N3, S of Palmdale Comment
  RSA586659  Eriastrum sapphirinum Orlando Mistretta 1995-6-1 1738 Los Angeles Carr Canyon, near mouth of canyon 945 Comment
  UCR166708  Eriastrum sapphirinum Scott D. White, Jennifer H. Jones 2005-6-23 11147 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  UCR181262  Eriastrum sapphirinum R. G. Swinney 1997-6-12 5566 Los Angeles San Gabriel Mtns, San Gabriel River Canyon north of Morris Dam, at private shore NE of dam 488 Comment
  RSA0110984  Eriastrum sapphirinum subsp. brevibracteatum R. F. Thorne, Dick Tilforth 1978-6-21 52326 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  UCSB9190  Eriastrum sapphirinum subsp. dasyanthum McElwain, I. 1953-5-17 Los Angeles Bull Canyon Rd., Granada Hills 457 Comment
  CAS-BOT-BC514990  Eriastrum sapphirinum subsp. dasyanthum R. F. Hoover 1968-6-6 11147 Los Angeles Summit of Santa Monica Mts. just W of Sepulveda Blvd. Comment
  RSA0121275  Eriastrum sapphirinum subsp. dasyanthum D. E. Bramlet 1976-5-27 53 a Los Angeles California State Polytechnic University campus. Found east of upper parking lot (behind the health center). 274 Comment
  RSA758726  Ericameria C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile E of Pacoima Creek Bridge on the Tujunga to San Fernando Road. 366 Comment
  RSA0091519  Ericameria linearifolia R. G. Swinney 2010-5-12 12723 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  RSA135126  Ericameria linearifolia Peter H. Raven 1960-4-24 15126 Los Angeles Cornell Corners, Santa Monica Mts. 213 Comment
  RSA660162  Ericameria linearifolia Orlando Mistretta 1992-5-25 444 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  UCR187009  Ericameria linearifolia A. C. Sanders 2006-4-25 32177 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UC303533  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1652 Los Angeles San Antonio Mountains, Pine Mt. Ridge 2438 Comment
  RSA748458  Ericameria nauseosa var. oreophila R. G. Swinney 2001-8-18 8058 Los Angeles Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge. 2250 Comment
  SD107862  Ericameria pachylepis Robert F. Thorne, D. Propst & M. Hoefs 1974-9-12 45114 Los Angeles Santa Catalina Island; dry slopes near Empire Landing. 45 Comment
  CAS-BOT-BC299509  Ericameria palmeri var. pachylepis J. Q. Adams 1905-10-1 s.n. Los Angeles Soldiers Home Comment
  CAS-BOT-BC293155  Ericameria pinifolia Samuel B. Parish 1882-10-1 1131 Los Angeles Santa Monica Comment
  RSA656969  Ericameria pinifolia D. Roche 1998-5-31 46 Los Angeles Mt. Baldy Road 1.31 miles from intersection of Mills Ave. and Mt Baldy Rd. 573 Comment
  UC579514  Ericameria pinifolia A. D. Gifford 1935-1-24 419 Los Angeles 4.2 mi ssw Red Mountain; Tejon Quad., Charlie Canyon 487 Comment
  UC1947573  Erigeron divergens I. M. Johnston 1911-8-22 1708 Los Angeles San Antonio Mountains, Prairie Fork of San Gabriel River 1524 Comment
  CAS-BOT-BC296201  Erigeron foliosus var. foliosus L. R. Abrams 1901-5-28 1677 Los Angeles Ballona Harbor Comment
  UC1595433  Erigeron foliosus var. foliosus Tim Ross 1992-7-10 6681 Los Angeles along creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 975 Comment
  RSA522331  Erigeron foliosus var. foliosus Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4032 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA724561  Erigeron foliosus var. stenophyllus K. Dobry 1991-6-24 D- 743 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  SJSU5664  Eriodictyon crassifolium W. Savage 1965-9-9 493 Los Angeles Santa Susana Pass Rd 2 mi E of Ventura-Los Angeles Co. line 457 Comment
  RSA587610  Eriodictyon crassifolium var. nigrescens Orlando Mistretta 1994-4-29 1139 Los Angeles San Gabriel Mountains, Santiago Canyon. 1143 Comment
  SD52429  Eriodictyon crassifolium var. nigrescens Benjamin C. Stone 1953-3-9 288 Los Angeles Above San Gabriel dam 883 Comment
  UC1124346  Eriodictyon crassifolium var. nigrescens A. Lewis 1934-1-30 236 Los Angeles La Brun; Angeles National Forest, Elizabeth Lake Quad. Comment
  UCR273578  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-7-7 15455 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA0092458  Eriodictyon parryi R. G. Swinney 2011-5-31 14913 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  SBBG95395  Eriodictyon traskiae M. B. Dunkle 1928-5-20 1961 Los Angeles head of Swain's (Swain) Cyn Comment
  RSA455057  Eriodictyon trichocalyx var. trichocalyx C. R. Parks 1963-2-16 145 Los Angeles along southern slope on upper Bear Creek Trail just west of Crystal Lake, 12 miles north of Azusa. 1372 Comment
  UCSB10594  Eriodictyon trichocalyx var. trichocalyx Gill, Robert 1959-6-2 Los Angeles San Antonio Canyon - along lower road; San Gabirel Mtn. range 792 Comment
  RSA65222  Eriogonum angulosum F. W. Peirson 1921-11-11 4202 Los Angeles Elizabeth Lake. Comment
  RSA0082413  Eriogonum baileyi R. G. Swinney 2010-9-7 13680 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  UCR127662  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2002-6-20 25253 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  IRVC28800  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2003-8-7 27171 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  UCR127663  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2002-6-20 25255 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  POM279946  Eriogonum cinereum Arthur L. Cohen 1934-8-2 481 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  POM78651  Eriogonum cinereum Albert J. Perkins 1918-10-28 s.n. Los Angeles Santa Monica Canon. Comment
  RSA393141  Eriogonum cinereum C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCD105103  Eriogonum cinereum M. Vincent 1962-12-5 311 Los Angeles Santa Monica Mountains, Mulholland Highway one mile east of Las Virgenes Road. Comment
  CAS-BOT-BC241936  Eriogonum cithariforme A. D. E. Elmer 1902-6-1 3713 Los Angeles Acton Comment
  UCR180334  Eriogonum cithariforme Scott D. White, Andrea Warniment 2006-7-7 11601 Los Angeles SE Tehachapi Mtns, Gorman area, west of the I-5 Freeway at SR-138 interchange 1037 Comment
  UCR193992  Eriogonum davidsonii R. G. Swinney 1998-8-13 6749 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  UCR205222  Eriogonum davidsonii R. G. Swinney 2005-8-11 8445 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR239953  Eriogonum elongatum R. G. Swinney 2009-11-16 11644 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA0056368  Eriogonum elongatum James R. Shevock 1978-9-16 2266 Los Angeles Malibu Cyn. 304 Comment
  RSA717059  Eriogonum elongatum Andrea Edwards, Pam De Vries 2006-4-11 66 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  CHSC8318  Eriogonum fasciculatum Edward L. Smith 1958-2-18 317 Los Angeles Located in Cobal Canyon in a creek bed, San Gabriel Mts. 609 Comment
  UCR155594  Eriogonum fasciculatum A. C. Sanders, Helen Kennedy 2005-4-13 29453 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR181263  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 1997-6-12 5565 Los Angeles San Gabriel Mtns, San Gabriel River Canyon north of Morris Dam, at private shore NE of dam 488 Comment
  SD107889  Eriogonum fasciculatum var. fasciculatum Robert F. Thorne, D. Propst, M. Haefs 1974-9-12 45110 Los Angeles Santa Catalina Island: halfway between airport and Rancho Escondido on clayey ground along well-traveled paved highway 274 Comment
  SEINET11937932  Eriogonum fasciculatum var. fasciculatum C. Wyman, Bright, J. F. 1931-1 5707 Los Angeles collected at Hollywood Comment
  CAS-BOT-BC253277  Eriogonum fasciculatum var. foliolosum Ernest C. Twisselmann 1961-10-31 6680 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  RSA0062690  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2010-8-16 13558 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA584673  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Annette H. Ross 1991-6-3 5549 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  UC1032046  Eriogonum fasciculatum var. foliolosum N. French 1934-5-11 162 A Los Angeles 1 mi ne Ravenna; Tujunga Quadrangle Comment
  UC56931  Eriogonum fasciculatum var. foliolosum E. B. Babcock Nov 1902 Los Angeles near Pomona Comment
  RSA532644  Eriogonum fasciculatum var. polifolium Tim S. Ross 1991-8-14 5757 Los Angeles Roundtop Mountain. 1878 Comment
  UCSB10619  Eriogonum fasciculatum var. polifolium Gill, Robert 1959-2-25 Los Angeles San Gabriel Mtn Range; about 50 ft from stream in lower San Dimas Cyn 365 Comment
  UC1211145  Eriogonum giganteum Huron H. Smith 1912-5-29 5013 Los Angeles Summit Road Santa Catalina Isl. 213 Comment
  SBBG12770  Eriogonum giganteum var. giganteum E. R. Blakley 1962-10-3 5375 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  RSA393244  Eriogonum gracile Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  UCR247268  Eriogonum gracile Dan S. Cooper 2011-8-27 811- 105 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA535727  Eriogonum grande var. grande Tim S. Ross 1991-5-22 5467 Los Angeles San Clemente Island, Spray canyon, short canyon 2400 feet ENE of Spray ( which in turn is 5200 feet N of Eel Point.), W side of island. 79 Comment
  LA206819  Eriogonum heermannii var. heermannii Victor Duran; 1933-8-10 3545 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek 1394 Comment
  SD230262  Eriogonum hirtiflorum Louis C. Wheeler 1968-7-22 Los Angeles San Gabriel Mountains: Devel's Canyon 1431 Comment
  UCR166086  Eriogonum mohavense Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  SBBG15366  Eriogonum molestum H. and M. Dearing 1944-5-10 5894 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  RSA680322  Eriogonum ordii Michael Honer, Dylan Hannon 2003-7-2 1843 Los Angeles Liebre Mts: Unnamed tributary to Tick Canyon, ca. 1.5 mi N of the Santa Clara River channel. 567 Comment
  HSC79869  Eriogonum roseum James Henrickson 1972-11-2 8087 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd 372 Comment
  CAS-BOT-BC267619  Eriogonum saxatile Victor Duran 1933-7-27 3538 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UC1375429  Eriogonum saxatile Robert F. Thorne 1969-7-2 38301 Los Angeles 3.2 mi wsw along Angeles Crest Hwy. Cloudburst Summit; San Gabriel Mts, Angeles National Forest 1981 Comment
  UCR209949  Eriogonum saxatile R. G. Swinney 2008-7-15 9224 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA250564  Eriogonum umbellatum var. minus Robert F. Thorne, John Dourley 1967-10-3 37285 Los Angeles Mt. Baden-Powell: just N of summit 2805 Comment
  UCR20171  Eriogonum umbellatum var. minus T. P. Krantz 1979-9-15 s.n. Los Angeles San Gabriel Mountains, Pine Mt. Ridge 2134 Comment
  CAS-BOT-BC264876  Eriogonum viridescens Timothy S. Ross; Steve Boyd 1990-6-18 3502 Los Angeles 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages, Ball Flat, San Gabriel Mountains 1767 Comment
  RSA761704  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-10 9571 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC265000  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1968-7-23 s.n. Los Angeles North side of Burkhart Saddle, San Gabriel Mountains 2103 Comment
  RSA628378  Eriogonum wrightii var. subscaposum Scott D. White, D. E. Bramlet 1998-6-29 6837 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 miles W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR204031  Eriogonum wrightii var. subscaposum R. G. Swinney 2001-9-15 8155 Los Angeles San Gabriel Mountains, Mt Islip 2515 Comment
  CAS-BOT-BC297914  Eriophyllum confertiflorum Cecil Hart 1930-5-20 s.n. Los Angeles Whittier Comment
  POM53924  Eriophyllum confertiflorum C. F. Baker 1904-5-6 4746 Los Angeles Hills near Pomona Comment
  SBBG131943  Eriophyllum confertiflorum S. A. Junak 2000-5-19 SCa 1316 Los Angeles N-facing slope overlooking Button Shell Beach, N side of ridge between Button Shell Camp and White's Landing, just W of powerline route 164 Comment
  UCR231802  Eriophyllum confertiflorum Darren T. Hasegawa 2007-4-21 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  RSA225735  Eriophyllum confertiflorum var. confertiflorum R. F. Thorne, A. C. Gibson 1971-5-22 39710 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  UC1118301  Eriophyllum confertiflorum var. confertiflorum A. D. Gifford 1935-4-14 577 Los Angeles 2.5 mi e of Whitaker Pk.; Angeles National Forest, Tejon Quadrangle 914 Comment
  RSA92655  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1919-5-10 409 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
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Aug 21 2014
  CAS-BOT-BC308359  Eriophyllum nevinii Herman Knoche 1919-6-25 898 Los Angeles Avalon, S. Catalina Island Comment
  UCR186975  Eriophyllum pringlei A. C. Sanders 2006-4-10 31992 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA506809  Eriophyllum wallacei L. C. Wheeler 1967-5-12 9455 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA309224  Eriophyllum wallacei Dale E. Johnson 1974-4-24 93 Los Angeles W of Palmdale airport, 1.9km (1.2miles) N of Ave P on Sierra Hwy (road just E of and parallel to Hwy 14 (Mojave San Fernando road) Comment
  RSA583010  Erodium botrys Tim S. Ross 1993-4-23 6940 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along the stream, ca. 350m WNW of Eagle's Nest Lodge. 131 Comment
  RSA0114179  Erodium botrys Steven A. Junak 2000-6-30 SCa- 1354 Los Angeles Santa Catalina Island. Above Airport Road, across from Wrigley Reservoir, at turnoff for East Summit Vista area. 427 Comment
  RSA653645  Erodium cicutarium S. Koukol, R. Koukol 1998-5-3 30 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 344 Comment
  RSA658894  Erodium cicutarium Geraldine Dodd 1992-5-25 19 Los Angeles 3.5 miles north of corner of Mira Monte Ave. & Mt. Wilson Trail Dr. in Sierra Madre. San Gabriel Mtns. 793 Comment
  CATA1438  Erodium moschatum Mark L. Hoefs, Robert F. Thorne 1996-4-6 2601 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  POM50370  Erodium moschatum W. W. Eggleston 1924-3-7 19516 Los Angeles Claremont. Comment
  RSA0056534  Erysimum capitatum Orlando Mistretta 1992-5-16 17 Los Angeles Vicinity of Big Pines; Head of Swarthout Valley; Mountain High Ski area, San Gabriel Mountains region. Comment
  RSA530290  Erysimum capitatum var. capitatum T. W. Minthorn 1923-4-3 s.n. Los Angeles Pacoima Wash, foothills Comment
  UCD115000  Erysimum capitatum var. capitatum Daryl Koutnik; John Cuti 1978-4-12 341 Los Angeles Verdugo Mountains, south of La Tuna Canyon Road. 579 Comment
  RSA530278  Erysimum capitatum var. capitatum L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  RSA530287  Erysimum capitatum var. capitatum M. B. Dunkle 1933-7-11 3644 Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  RSA651368  Erysimum capitatum var. capitatum Michael Krawczyk 1981-4-26 7 Los Angeles North side of highway 39, at Falling Springs Resort Comment
  CHSC95478  Erythranthe cardinalis LeRoy Gross; Wayne Law 2000-8-8 254 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  SDSU10774  Erythranthe guttata R. M. Beauchamp 1967-6-3 555 Los Angeles On side of Horse Canyon. San Clemente Island. 366 Comment
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Oct 13 2011
  CAS-BOT-BC166528  Erythranthe parishii R. G. Swinney 2005-7-21 8313 Los Angeles San Gabriel Mountains: Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SD28093  Erythranthe parishii Carl B. Wolf 1932-8-11 4011 Los Angeles Desert slope of San Gabriel Mts., Big Rock Creek, 1Ao mi. below Big Rock Ranger Station 914 Comment
  SD69637  Eschscholzia californica Robert F. Thorne, P. Everett 1965-5-10 Los Angeles Santa Catalina Island, upper end of Gallagher Canyon. 410 Comment
  UCR152881  Eschscholzia californica A. C. Sanders, Helen Kennedy 2005-4-13 29423 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR252785  Eschscholzia californica R. G. Swinney 2010-3-11 11867 Los Angeles San Gabriel Mountains/Verdugo Mountains, flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash 348 Comment
  RSA433664  Eschscholzia californica M. Campbell s.n. Los Angeles L.A. Fields Comment
  SEINET10313730  Eschscholzia californica I. Clokey 1942-4-19 5973 Los Angeles West Arcadia Comment
  RSA590071  Eschscholzia minutiflora Orlando Mistretta 1994-3-30 983 Los Angeles Little Rock Creek; Slopes east of creek below Little Rock Dam; Pacifico Mountain. 1021 Comment
  RSA248887  Eschscholzia ramosa Robert F. Thorne 1973-4-12 42937 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  SD27740  Eschscholzia ramosa Carl B. Wolf 1932-5-9 3448 Los Angeles Santa Catalina Island; Pebbly Beach. 7 Comment
  IRVC26379  Eucalyptus camaldulensis Mark A. Elvin, Kim Marsden 2003-8-8 2979 Los Angeles Newhall Ranch, Santa Clara River, ca 100 m east of the Ventura Co. line Santa Clarita Valley 290 Comment
  UCR205114  Eucalyptus tereticornis R. G. Swinney 2008-4-16 8676 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  PASA2097  Eucrypta chrysanthemifolia Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  OBI69243  Eucrypta chrysanthemifolia var. chrysanthemifolia John Knapp, Denise Knapp 2003-4-13 21 Los Angeles Catalina Island; 3687871.928N x 377624.177E 64 Comment
  RSA670946  Eucrypta chrysanthemifolia var. chrysanthemifolia Joseph M. Keefe 2001-3-19 31154 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  RSA226230  Eucrypta chrysanthemifolia var. chrysanthemifolia Gary D. Cromwell 1971-4-21 573 Los Angeles Mystic Canyon, 2 mi. NE of Glendora. Comment
  LA200688  Eulobus californicus O. H. Kappler; 1944-5-21 632 Los Angeles Santa Monica Mountains, Monte Nido, in Cold Creek 152 Comment
  UCR273125  Eulobus californicus R. G. Swinney 2011-4-26 14515 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  NY519452  Eupatorium adenophorum T. S. Ross 1992-5-17 6375 Los Angeles San Gabriel Mts: lower Shoemaker Canyon, draining to the E fork of the San Gabriel River and joining it at 2125 feet elevation 737.6 Comment
  SBBG124897  Euphorbia graminea J. M. Wood 2009-1-3 281 Los Angeles residential property, El Nido Drive; Monrovia 171 Comment
  RSA583017  Euphorbia misera T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6944 Los Angeles Santa Catalina Island, ca. 1600 ft NE of Little Harbor on slope overlooking the harbor. 40 Comment
  UCR261539  Euphorbia peplus R. G. Swinney 2010-2-27 11701 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  PASA700  Euphorbia polycarpa Annetta Carter 1929-1-6 Los Angeles Near mouth of Big Santa Ana Comment
  SD241807  Euphorbia serpillifolia Louis C. Wheeler 1936-6-20 4173 Los Angeles Glendale; 500 block of West Glenoak Avenue. 152 Comment
  IRVC27006  Euphorbia serpyllifolia A. C. Sanders, Mark Elvin 2003-8-7 27167 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  UCR247476  Euphorbia terracina Dan S. Cooper 2013-3-7 313- 56 Los Angeles Western Transverse Range; Hollywood Hills, Griffith Park; roadside along Mt. Hollywood Dr., above Toyon Landfill 311 Comment
  UCR239952  Euthamia occidentalis R. G. Swinney 2009-11-16 11643 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  JEPS32343  Euthamia occidentalis Frank W. Peirson 4161 Los Angeles Santa Clara River near Saugus 350 Comment
  CATA1792  Extriplex californica Benjamin E. Carter, Tony Summers 2012-8-16 6976 Los Angeles Santa Catalina Island: Below Lasso Loop, between Ben Weston Point and China Point 40 Comment
  SBBG32121  Festuca bromoides R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -261 Los Angeles between Sweetwater and Middle Ranch Cyns Comment
  UCR107784  Festuca californica L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns., Ridge between San Antonio Canyon and mouth of Cascade Canyon 1067 Comment
  LA104051  Festuca microstachys Barry A. Prigge; 1986-4-20 7034 Los Angeles 5.7 mi W of Lake Hughes on Pine Canyon Road (N2) at Bushnell Summit 1249 Comment
  RSA0116323  Festuca microstachys var. ciliata A. C. Sanders 2008-4-17 34939 Los Angeles Transverse Range: mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon. 956 Comment
  SBBG20185  Festuca microstachys var. pauciflora M. A. Piehl 1963-5-18 63305 Los Angeles above Camp 3 along hwy, Bouquet Cyn, NE of Saugus Comment
  UCR86832  Festuca octoflora Scott D. White 1995-4-27 2959 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  LA33413  Festuca perennis Peter H. Raven; Henry J. Thompson 1959-10-14 14627 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  UCR120621  Filago californica Steve Boyd, T. S. Ross 1988-4-28 2241 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  UCR155619  Filago californica A. C. Sanders, T. B. Salvato 2005-4-26 29699 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA534055  Filago californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5244 Los Angeles San Clemente Island: Westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']). Beginning of drainage. 389 Comment
  RSA639563  Filago californica L. C. Wheeler 1967-5-18 9652 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  LA51816  Foeniculum vulgare Harvey Anderson; August 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek Comment
  RSA453796  Foeniculum vulgare L. E. Hoffman 1932-8-16 s.n. Los Angeles Arroyo Seco, near Ave. 59. Pasadena. Comment
  RSA0011373  Frangula californica subsp. californica Orlando Mistretta, Youssef Atallah 2011-8-16 6060 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  SBBG72750  Frankenia salina R. Hoffmann 1928-7-8 Los Angeles Lancaster Comment
  UC1349039  Frankenia salina Robert F. Thorne and P. Everett 1965-5-11 34534 Los Angeles e side Catalina Harbor; Santa Catalina Island, Ballast Point Comment
  RSA464904  Fraxinus dipetala Samuel R. Tyson 1942-4-24 s.n. Los Angeles San Dimas Canyon. Comment
  UCR204894  Fraxinus dipetala R. G. Swinney 2008-4-1 8599 Los Angeles San Gabriel Mtns., ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  RSA648309  Fremontodendron californicum subsp. californicum Mark Hotchkiss 1977-5-7 s.n. Los Angeles Devils Punchbowl. San Gabriel Mtns. 1220 Comment
  SEINET10961597  Funastrum hartwegii G. B. Grant Grant 972 Los Angeles Covina Comment
  RSA592280  Galium andrewsii subsp. intermedium Louis C. Wheeler 1967-5-9 9403 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  RSA507978  Galium angustifolium subsp. angustifolium Steve D. Boyd, Tim S. Ross 1988-4-28 2232 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  RSA602346  Galium angustifolium subsp. angustifolium Scott D. White 1997-5-8 5083 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  UC440442  Galium angustifolium subsp. angustifolium Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon Santa Monica Mountains Comment
  SD131982  Galium angustifolium subsp. angustifolium Barbara Ertter, L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7482 Los Angeles Pine Canyon Rd along San Andreas fault on north side of San Gabriel Mts (Co Rd N2), road cut N side of road Comment
  SD230289  Galium angustifolium subsp. nudicaule V. W. Steinmann 1996-6-17 914 Los Angeles Boundary of Los Angeles and San Bernardino Cos; San Gabriel Mountains, ca. 1 km (by trail) north-northwest of Bear Flat, along Baldy Trail to Mt. San Antonio 2000 Comment
  SBBG68872  Galium aparine R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR143185  Galium aparine F. R. Fosberg 1931-4-15 S- 4613 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 200 Comment
  UCR143195  Galium catalinense C. B. Wolf 1932-5-11 3553 Los Angeles Channel Islands, Santa Catalina Island, west side of Isthmus Harbor 30 Comment
  CAS-BOT-BC217465  Galium catalinense Reid Moran 1941-3-11 700 Los Angeles North of Middle RanchSanta Catalina Island 250 Comment
  UC774538  Galium catalinense Carl B. Wolf 1941-6-24 10887 Los Angeles nw side Isthmus Harbor; Santa Catalina Island 30 Comment
  SD85152  Galium catalinense subsp. catalinense E. R. Blakley 1962-10-4 5397 Los Angeles canyon bottom, Ironwood Gully, south of Catalina Harbor at Isthmus 167 Comment
  RSA678832  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1288 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.3 miles from trailhead out of Chantry Flat area. 808 Comment
  UC2029962  Galium grande V. Soza, Samantha Tessel 2001-6-18 1291 b Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. Comment
  UC2029963  Galium grande V. Soza, Samantha Tessel 2001-6-18 1291 a Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. Comment
  UCR159825  Galium grande Valerie Soza, LeRoy Gross 1999-7-15 629 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  RSA660163  Galium hallii Orlando Mistretta 1992-5-25 443 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  RSA771639  Galium johnstonii R. G. Swinney 2009-6-2 10987 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  LA82083  Galium nuttallii subsp. nuttallii O. H. Kappler; 1941-3-15 125 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM4415  Galium parishii I. M. Johnston 1917-8-22 1691 Los Angeles Summit of Baldy. 3049 Comment
  JEPS52950  Galium porrigens var. porrigens Lauramay T. Dempster and Clare Hardham 1965-6-16 4119 Los Angeles Angeles Crest Hwy just s Upper Chilao Recreation Area; San Gabriel Mountains Comment
  JEPS52957  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3977 Los Angeles Coldbrook Camp Ground San Gabriel Mts. (on State Hwy 39) 999 Comment
  RSA0009180  Galvezia speciosa Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 408 Los Angeles Santa Catalina Island. Road to USC-Wrigley Science Center 59 Comment
  RSA782114  Gamochaeta pensylvanica A. C. Sanders, Dan S. Cooper 2010-4-30 38154 Los Angeles Madrona Marsh, Torrance 24 Comment
  UC1122663  Garrya flavescens A. Lewis Feb 1934 296 Los Angeles Gold Creek; Angeles National Forest 1036 Comment
  UCR193993  Gayophytum R. G. Swinney 1998-8-13 6748 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
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May 1 2012
  UCR271220  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-1 14961 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  RSA311360  Gayophytum heterozygum Robert F. Thorne, M. Z. Thorne 1969-7-9 38521 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, sloping meadow, Big Pines, headwaters of Mescal Creek 2073 Comment
  UCR272569  Gayophytum heterozygum R. G. Swinney 2011-6-7 15038 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA653045  Gayophytum oligospermum A. C. Sanders, D. Malueg 1998-6-24 22086 Los Angeles San Gabriel Mtns.: 2 miles E of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  UCD119671  Genista monspessulana Annabelle Kleist 2009-4-11 Web- 36 Los Angeles Claremont, Webb Canyon Road. Comment
  UCR205133  Geranium carolinianum R. G. Swinney 2008-4-30 8695 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 341 Comment
  UCR282587  Geranium carolinianum Dan S. Cooper 2017-4-21 417- 27 Los Angeles Montemalaga Dr., Palos Verdes 236 Comment
  HSC24467  Geranium richardsonii R. F. Thorne, M. Z. Thorne 1969-7-9 38533 Los Angeles San Gabriel Mtns., Angeles National Forest, at Big Pines 2073 Comment
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Sep 5 2018
  RSA0058222  Gilia R. G. Swinney 2012-5-19 12816 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west ofC, Mt. Emma Rd. 1335 Comment
  RSA0105762  Gilia R. G. Swinney 2011-6-7 15040 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
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Dec 7 2018
  SEINET12278821  Gilia C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  RSA724634  Gilia achilleifolia K. Dobry 1991-5-11 D- 206 Los Angeles Cold Creek Cyn. Santa Monica off Stunts Rd. Comment
  RSA470047  Gilia aliquanta subsp. aliquanta Robert Gustafson, Gary D. Wallace 1982-4-26 2524 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St 1006 Comment
  UCR152891  Gilia angelensis A. C. Sanders, Helen Kennedy 2005-4-13 29434 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA0118854  Gilia brecciarum subsp. brecciarum A. C. Sanders 2007-4-19 33467 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA717370  Gilia capitata Scott D. White, Pam De Vries 2006-5-9 11386 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  POM3504  Gilia capitata subsp. abrotanifolia C. F. Baker 1904-4-22 s.n. Los Angeles Monrovia. Comment
  SFV21758  Gilia capitata subsp. abrotanifolia V. Soza, L. Gross, A. Munoz 2000-5-12 895 Los Angeles Verdugo Mountains Northwestern end of Verdugo Mountains. Crestline Drive from New Home Avenue in Sunland. Ridge east of 210 Freeway and west of fire road, south (above) water tank. Northeast-facing slope of ridgetop. 488 Comment
  JEPS69610  Gilia latiflora subsp. davyi W. L. Jepson 1935-4-17 17047 Los Angeles 6.5 mi w Lancaster; w of Lancaster 731 Comment
  SD41976  Gilia latiflora subsp. davyi Darley F. Howe 1947-5-6 Los Angeles North side of San Gabriel Mountains. 1676 Comment
  CAS-BOT-BC226340  Gilia latiflora subsp. davyi Lyman Benson 1932-3-25 3146 Los Angeles Little Rock, San Gabriel Mt. Range, Mojave Desert 762 Comment
  JEPS69617  Gilia latiflora subsp. latiflora Thomas Craig 1928-4-28 1043 Los Angeles Big Rock Creek road to Los Angeles County Playground (San Gabriel Mts.); San Gabriel Mts. Comment
  POM3448  Gilia latiflora subsp. latiflora Marjorie Shaw, Edna S. Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles East end of Antelope Valley. Comment
  UCR25483  Gilia modocensis Deborah Negri 1978-4-14 33 Los Angeles 2 miles north of junction of Hwy 138 and Hwy 14 on south side of Hwy 138 706 Comment
  CAS-BOT-BC225500  Gilia nevinii Blanche Trask 1898-4-1 s.n. Los Angeles West end, Avalon, Santa Catalina Island Comment
  UC1215149  Gilia nevinii Peter H. Raven 1962-4-10 17213 Los Angeles summit ridge about 2 mi n Thirst (San Clemente Island); , n of Thirst 487 Comment
  UC1594380  Gilia nevinii Tim Ross 1992-4-14 6164 Los Angeles just above mouth Nanny Canyon (lower end canyon, central e side San Clemente Island); San Clemente Island, central e side, Nanny Canyon 182 Comment
  CAS-BOT-BC401988  Gilia ochroleuca subsp. bizonata Robert F. Thorne 1973-5-11 43561 Los Angeles San Gabriel Mts., Mojave Desert slope: Along Mt. Emma Road, 1.9 mi W of Little Rock Creek below the dam 1158 Comment
  RSA0017213  Gilia ochroleuca subsp. bizonata R. F. Thorne 1973-5-11 43514 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  RSA0017195  Gilia ochroleuca subsp. vivida P. A. Munz 1923-5-26 6854 Los Angeles Vincent Gulch 2043 Comment
  SD181412  Gilia splendens subsp. grantii V. Soza, Monica Acosta 2001-6-13 1281 Los Angeles San Gabriel Mountains region: South Fork Big Rock Creek, ca. 1.0 mile south from South Fork Campground along the South Fork Trail. 1616 Comment
  SD31173  Gilia tricolor Edith A. Purer 1931-3-12 988 Los Angeles Palos Verdes Hills. Comment
  CAS-BOT-BC435000  Glinus lotoides Peter H. Raven 1962-8-1 s.n. Los Angeles In Rancho Santa Ana Botanic Garden, Claremont. Comment
  POM358814  Gnaphalium chilense Robert Gustafson 1981-4-14 2181 Los Angeles Ballona Wetlands, Area 3. Comment
  UCR210498  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  UCR209457  Gnaphalium stramineum R. G. Swinney 2008-10-10 9559 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CAS-BOT-BC110269  Grayia spinosa Timothy S. Ross; J. Mark Porter 1994-5-1 7594 Los Angeles Southwestern Mojave Desert. Open desert, ca. 1870 m southwest of Three Sisters Buttes, along Black Butte Basin Road. 966 Comment
  UCR124758  Grayia spinosa B. C. Templeton 1930-5-19 1459 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  POM359088  Grindelia robusta Geo L. Moxley, Grinnell 1916-6-16 495 Los Angeles Santa Susana Mountains. Comment
  LA47624  Guillenia lasiophylla Henry J. Thompson; 1960-5-14 3066 Los Angeles Santa Monica Mountains, Saddle Peak, along road to fire lookout tower, N of ridge NE of peak 731 Comment
  RSA248890  Guillenia lasiophylla R. F. Thorne 1973-4-12 42943 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  RSA535720  Guillenia lasiophylla Timothy S. Ross 1991-4-22 5473 Los Angeles San Clemente Island, Spray Canyon, short Canyon 2400ft ENE of Spray (which in turn is 5200ft N of Eel Point), W side of island. 99 Comment
  UCR261363  Gutierrezia californica R. G. Swinney 2010-4-1 12166 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  SD239595  Gutierrezia microcephala R. G. Swinney 2008-10-7 9466 Los Angeles San Gabriel Mtns.: Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UCR145822  Gutierrezia microcephala June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  RSA0000378  Habenaria leucostachys var. virida Frank W. Peirson 1918-7-8 12 Los Angeles San Antonio Canyon, San Gabriel Mountains. Comment
  SBBG113137  Harpagonella palmeri S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 399 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 21 Comment
  SBBG119983  Harpagonella palmeri A. C. Sanders, T. Wotipka, M. A. Elvin 2003-4-29 26153 Los Angeles Castaic Mesa, Newhall Ranch, NE of the filtration plant, N of Charlie Cyn, 1.2 air mi E Lake Hughes Rd 488 Comment
  RSA527742  Hazardia cana Steve Boyd, Timothy S. Ross, Arnseth 1990-4-8 4308 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  UCR194172  Helenium bigelovii R. G. Swinney 1998-7-24 6559 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  UCR194583  Helenium bigelovii R. G. Swinney 1998-7-29 6541 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  RSA771323  Helianthemum greenei R. F. Thorne, Sherwin Carlquist 1966-4-29 36316 Los Angeles Channel Islands: Santa Catalina Island. 381 Comment
  LA105395  Helianthemum scoparium Barry A. Prigge; 8541 Los Angeles Santa Susana Mountains, between Falls Creek and Devil Canyon: ca. 1 air mi. NE of junction of Simi Valley Frwy and Topanga Canyon Blvd 502 Comment
  SD262190  Helianthus annuus R. G. Swinney 2014-5-27 16656 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forksof Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. Debris basin. 445 Comment
  RSA651098  Helianthus annuus subsp. lenticularis Brian Koch 1981-5-26 2 Los Angeles Junction of Lido Canyon and San Dimas Canyon. Comment
  OBI16320  Helianthus californicus P. A. Holden 1968-9-15 558 Los Angeles Along Agua Dulce Rd near Acton Comment
  CAS-BOT-BC305690  Helianthus gracilentus A. D. E. Elmer 1902-6-1 3611 Los Angeles Acton Comment
  SEINET3402321  Helianthus gracilentus R. W. Spellenberg, N. Zucker 2011-4-12 14268 Los Angeles 9 air km S of Thousand Oaks on CA. Hwy. 23/ Mullholland Hwy, 26 km NE of split of Mullholland Hwy from CA 23 to coast. 540 Comment
  RSA653630  Heliotropium amplexicaule S. Koukol, R. Koukol 1998-5-3 58 Los Angeles Claremont, appx. 100 m S of Baseline Road, in open field E of Mills Ave., W od Monte Vista Ave. 448 Comment
  RSA601156  Heliotropium curassavicum L. C. Wheeler 1966-9-6 8868 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  POM3868  Heliotropium curassavicum var. oculatum O. W. Robinson 1916-5-2 s.n. Los Angeles Claremont, corner of 3rd and Dartmouth. Comment
  RSA177886  Hemizonia fasciculata R. F. Thorne, P. Everett 1965-5-11 34529 Los Angeles Santa Catalina Island: E side of Catalina Harbor 46 Comment
  UCR143397  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 4930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  SEINET11848424  Hemizonia kelloggii J. F. Bright, Wyman, C. 1931-1 5577 Los Angeles back of Manhattan Beach Comment
  UCR217143  Hemizonia minthornii Jonas A. Winbolt, Rocky Brown 2010-8-23 001 Los Angeles Western Transverse Range, east side of Simi Hills, Chatsworth, west of drainage within Santa Susanna Historical Park, near Oak Park Cemetery 322 Comment
  CAS-BOT-BC403829  Hesperocnide tenella Louis C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch Comment
  CATA1819  Hesperocyparis stephensonii Benjamin E. Carter 2012-8-31 7020 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  SD262148  Hesperoyucca whipplei R. G. Swinney 2014-5-27 16661 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forks of Hook Cyn, c. 400 south of Glendora Ridge Mtwy & 200 m north of Church of the Open Door, NE of Hook Cyn debris basin (Glendora 7.5'Q) 445 Comment
  RSA0072473  Heteromeles arbutifolia Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1774 Los Angeles Downstream form San Dimas Dam. 403 Comment
  RSA654266  Heteromeles arbutifolia Monica Acosta 1998-5-25 20 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  RSA675935  Heteromeles arbutifolia LeRoy Gross 2003-3-9 791 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA0074530  Heterotheca fastigiata F. W. Peirson 1920-3-28 5273 Los Angeles Tujunga Canyon, Western San Gabriel Mountains. 427 Comment
  CAS-BOT-BC318875  Heterotheca grandiflora Marcus E. Jones 1882-3-7 3614 Los Angeles Pasadena Comment
  LA105050  Heterotheca grandiflora Barry A. Prigge; 1988-7-3 8218 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA0074400  Heterotheca grandiflora Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7416 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped canyon to NE of upper Forrestal Drive 168 Comment
  UC2026932  Heterotheca grandiflora David Keil 1986-9-27 19736 -2 Los Angeles NW Los Angels County. Along I-5, just S of Hungry Valley Rd. exit. Roadside pullout Comment
  RSA0075803  Heterotheca grandiflora H. de Forest 1930-9-28 s.n. Los Angeles Playa del Rey. Comment
  RSA0045438  Heuchera caespitosa Wendy Boes, Andrew S. Wheeler 2009-6-22 2009 -026 Los Angeles San Gabriel Mountains; Crystal Lake recreation area, Forest Service trail 9W27 1585 Comment
  RSA0076375  Heuchera elegans Mark Elvin, Orlando Mistretta 1995-9-15 100 Los Angeles Glendora Saddle up trail to Lookout Mountain. 1494 Comment
  RSA607911  Hirschfeldia incana L. C. Wheeler 1961-6-13 7884 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR205710  Hoffmannseggia glauca A. C. Sanders, T. B. Salvato 2009-5-18 36807 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  POM348804  Hoita macrostachya H. L. Bauer 1928-10-15 s.n Los Angeles Long Beach. Comment
  POM1835  Holodiscus discolor Elizabeth Lodge 1900-6-5 32 Los Angeles Canyon near Claremont. 457 Comment
  POM352435  Hordeum brachyantherum Robert M. Perkins 1936-4-26 137 Los Angeles Los Angeles Comment
  LA82507  Hordeum brachyantherum subsp. californicum O. H. Kappler; 1943-5-2 396 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SD252247  Hordeum depressum Steven A. Junak 1999-5-20 Sca 957 Los Angeles Santa Catalina Island. Along Cottonwood-Black Jack Road. 305 Comment
  POM352452  Hordeum murinum subsp. glaucum Ida Lou Sayler 1942-4-10 s.n. Los Angeles Vacant lots, south Pasadena Comment
  RSA755929  Hordeum murinum subsp. glaucum Orlando Mistretta, Christine Mistretta 2008-4-10 2409 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  UC1587627  Hordeum murinum subsp. glaucum Tim Ross 1991-4-21 4514 Los Angeles Middle Turnbull Canyon drainage just sw old water tank (Whittier Hills (Puente Hills, pro parte)); Whittier Hills (Puente Hills), Middle Turnbull Cyn drainage 219 Comment
  RSA661019  Hordeum murinum subsp. leporinum Orlando Mistretta 1992-4-5 159 Los Angeles Guds, San Clemente Island. Comment
  CAS-BOT-BC273518  Hordeum vulgare Timothy S. Ross 1995-4-7 8362 Los Angeles Liebre Mountains. Templin Highway ca. 1800-1900 ft NE of its intersection with the Old Ridge Route 841 Comment
  CAS-BOT-BC532292  Horkelia cuneata var. puberula Edith A. Purer 1935-5-11 6592 Los Angeles Santa Monica Mountains, near junction of Malibu Lodge Road & Ventura Boulevard Comment
  SD127583  Hosackia crassifolia var. crassifolia Scott Zona, D. Arias, O. Dorado, M. Hanson, J. -L. VillaseAor 21-28 Jun 1989 345 Los Angeles Mountain High Ski Resort, west of Wrightwood, north slopes of San Gabriel Mountains, in sunny areas on ski runs & at base of slopes in disturbed areas 2018 Comment
  UCSB3157  Hosackia oblongifolia Wedberg, H. 1958-7-3 Los Angeles 5 miles below Crystal Lake, San Gabriel Mtns. Comment
  RSA233722  Hulsea heterochroma R. F. Thorne, Larry E. DeBuhr 1972-8-18 42250 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  SEINET480173  Hulsea heterochroma D. Wilken 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Hwy 39 about 1 mile west of junction to Crystal Lake, San Gabriel Mountains Comment
  UCR190365  Hulsea vestita R. G. Swinney 2001-6-16 7973 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
  RSA458213  Hypericum androsaemum Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  RSA276043  Hypochaeris glabra Jack Delaini 1974-4-25 125 Los Angeles Lodi Canyon, San Dimas Experimental Forest. 427 Comment
  POM186322  Hypochaeris radicata L. C. Wheeler 1932-10-1 1417 Los Angeles Emerald Ave, 1.5 miles N La Verne 351 Comment
  SEINET10956318 Image available Ipomoea aquatica Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2573 Los Angeles City of Los Angeles. Chinatown. Ai Hoa Supermarket, 860 N. Hill St. Comment
  RSA595870  Iris pseudacorus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8529 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon. 595 Comment
  RSA248897  Isocoma menziesii R. F. Thorne 1973-4-12 42922 Los Angeles San Clemente Island, Horse Cove, S end of island. 3 Comment
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Jun 24 2014
  RSA660872  Isocoma menziesii var. decumbens Orlando Mistretta 1992-4-4 135 Los Angeles San Clemente Island. Comment
  RSA714591  Isocoma menziesii var. vernonioides A. C. Sanders 2002-8-27 25594 Los Angeles Northeastern Santa Susana Mtns./ Santa Clara River Watershed: Newhall Ranch, Santa Clara River Valley, south of Hwy 126. 274 Comment
  UC87268  Isocoma menziesii var. vernonioides K. Brandegee Sep 1883 Los Angeles Los Angeles Comment
  CAS-BOT-BC311712  Isocoma menziesii var. vernonioides J. Ewan 1931-11-11 5295 Los Angeles Del Valle, Santa Clara River Valley Comment
  SEINET4044477  Isomeris arborea D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 91 Comment
  UCD51313  Jarava speciosa Peter Kamb 1948-5-6 975 Los Angeles Lower Sonora Zone. Desert foothills of the San Gabriel Mountains, above Little Rock. 975 Comment
  HSC13963  Juglans californica C. E. Fellows 1965-9-3 125 Los Angeles San Monica Mtns., 1/10 mi. W of intersection of Las Virgenes Rd. on Mulholland Rd., N side of road. Comment
  POM199723  Juglans californica I. W. Clokey, Bonnie C. Templeton 1929-04 4465 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
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Jan 1 2012
  UCR62284  Juglans californica S. J. Myers 1990-4-3 s.n. Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  RSA595028  Juglans californica var. californica Steve Boyd, Lauren Raz 1996-10-8 8991 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  CAS-BOT-BC518750  Juglans hindsii R. E. Riefner, Jr. 2014-5-10 14 -114 Los Angeles San Fernando Valley, City of Los Angeles. Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, vicinity Haskell Creek at Woodley Park, E of Woodley Ave., W of San Diego Freeway, N of Burbank Blvd. 227 Comment
  UCR126676  Juncus acutus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26216 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  RSA0114944  Juncus balticus R. G. Swinney 2011-6-15 15186 Los Angeles San Gabriel Mountains; Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  UC1594378  Juncus bufonius Tim Ross 1992-4-16 6202 Los Angeles 289 degrees wnw, 680m distant from peak above Stone Station (central part of San Clemente Island); San Clemente Island 416 Comment
  RSA368324  Juncus covillei F. R. Fosberg, Joseph A. Ewan 1931-8-12 5002 Los Angeles Windy Camp Spring, Mt. Islip 2287 Comment
  RSA0040211  Juncus effusus subsp. austrocalifornicus Orlando Mistretta 1989-5-15 s.n. Los Angeles San Clemente Island, Bryce Canyon. Comment
  UC842378  Juncus macrophyllus Bryan 1929-7-4 Los Angeles Switzer's Camp Arroyo Seco 975 Comment
  UCR269965  Juncus macrophyllus R. G. Swinney 2010-9-9 13791 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR78066  Juncus macrophyllus David Charlton 1991-7-5 5515 Los Angeles San Gabriel Mtns., Angeles National Forest: Elizabeth Lake Canyon Road, at bridge near Warm Springs Canyon 610 Comment
  UCR180241  Juncus oxymeris Scott D. White, Andrea Warniment 2006-7-6 11609 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  SEINET3860294  Juncus rugulosus R. G. Swinney 2009-4-21 10401 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge.; 0 192 Comment
  UCR273253  Juncus rugulosus R. G. Swinney 2011-10-25 15881 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  UCR99511  Juncus torreyi Steve Boyd, Lauren Raz 1996-10-14 9087 Los Angeles Liebre Mtns., SW end of Quail Lake, in seasonally flooded depression on south side of Hwy 138. 1021 Comment
  RSA577905  Juncus xiphioides L. C. Wheeler 1932-9-30 1408 Los Angeles Los Angeles River at Los Feliz Blvd. 122 Comment
  RSA737153  Juncus xiphioides Scott D. White, Justin M. Wood 2008-10-7 12554 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR194592  Juncus xiphioides R. G. Swinney 1999-6-21 7362 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  POM220132  Juncus xiphioides L. C. Wheeler 1931-9-27 165 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  RSA70313  Juncus xiphioides F. W. Peirson 1921-5-20 2418 Los Angeles Little Rock Creek 1204 Comment
  LA200960  Juniperus californica Carl Wishner; 1990-4-17 1780 Los Angeles SANTA MONICA MOUNTAINS, Agoura, SE of Agoura Rd and Cornell Cut-Off Rd. 225.0 Comment
  RSA754607  Juniperus californica Robert F. Thorne, W. Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54949 Los Angeles 1/4-1/2 mi N of Bob s Gap, N slope of Holcomb ridge, c. 2 1/2 mi due S of Llano, E of Bob's Gap Rd 1159 Comment
  HSC21068  Keckiella breviflora subsp. breviflora C. S. Apperson 1967-6-28 Los Angeles 1 mi. from Atmore meadows campground down Fish Canyon Trail: Angeles National Forest Comment
  CAS-BOT-BC235744  Keckiella cordifolia Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  POM158261  Keckiella cordifolia M. B. Dunkle 1928-5-28 1967 Los Angeles Avalon Canyon, Santa Catalina Island. 46 Comment
  RSA607429  Keckiella cordifolia Louis C. Wheeler 1932-6-16 829 Los Angeles Liveoak [Live Oak] Wash, 2 miles NE [of] La Verne. 404 Comment
  NY790424  Keckiella ternata subsp. ternata T. S. Ross 1995-6-28 8655 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 725.4 Comment
  NY790458  Keckiella ternata var. septentrionalis T. S. Ross 1992-7-5 6603 Los Angeles Red Mountain: east ridge of Red Mountain, ca. 530 m east of the summit. Warm Springs Mountain 7.5' USGS quardrangle 1118.6 Comment
  UC1584876  Keckiella ternata var. ternata Tim Ross and Steve Boyd 1991-7-24 5643 Los Angeles nne slope Granite Mountain; , Pacifico Mountain U.S.G.S. 7.5' quad. 1901 Comment
  UC1595432  Keckiella ternata var. ternata Tim Ross 1992-7-10 6683 Los Angeles between Coldwater Canyon and Wickiup Canyon (Big Tujunga Creek); San Gabriel Mountains 975 Comment
  POM1175  Koeleria macrantha I. M. Johnston 1917-6-14 1303 Los Angeles West of Pomona. Comment
  UCR185971  Koeleria macrantha Michael Honer 2007-4-16 2504 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 1/2 mile north of Quail Lake, 1/2 mile west of cement plant road 1037 Comment
  SEINET2042306 Image available Krascheninnikovia lanata B. Pitzer 1998-5-23 3720 Los Angeles West Mojave; ca 18 mi NW of Adelanto, 12.8 mi W of the San Bernardino Co. line 240th St. East, 3.1 mi N of jct. with El Mirage Rd. (=Ave. P), 0.25 mi by dirt road E of240 St and 3.4 mi S of Avenue J(Adobe Mountain 7.5' Q) 866 Comment
  UCD99055  Krascheninnikovia lanata Michael Alvord; Marc Blain, Mark Meyers 1993-5-1 37 Los Angeles City of Llano, Mojave Desert, 50 m. S.W. of Three Sisters, 1 mile from Ave. U and Blk Butte Basin Rd. intersection, on Ave. U. 243 Comment
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Jun 8 2015
  SBBG106291  Lactuca serriola S. A. Junak 1990-11-8 SCl 134 Los Angeles Wilson Cove, at Living Compound 45 Comment
  RSA3708  Lamarckia aurea C. B. Wolf 1932-5-11 3555 Los Angeles Fourth O' July Cove; Santa Catalina Island 30 Comment
  LA12433  Lamarckia aurea Carl Epling; 1931-4-15 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM3994  Lamium amplexicaule I. M. Johnston 1918-8-4 2133 Los Angeles Claremont. Comment
  RSA604915  Lamium amplexicaule Louis C. Wheeler 1965-4-24 8706 Los Angeles San Gabriel Mountains: Susanna Canyon, by Ed Fricke's place, off East Fork San Gabriel Canyon. Comment
  RSA624577  Lamium amplexicaule Louis C. Wheeler 1973-4-9 s.n. Los Angeles Millard Canyon, approximate forest service boundary. Comment
  SEINET12276209  Lantana involucrata J. F. Bright, Wyman, C. 1931-1 5693 Los Angeles Hollywood Comment
  RSA177681  Lastarriaea coriacea Robert F. Thorne, Percy C. Everett 1965-5-12 34600 Los Angeles Upper end of Bulrush Canyon, Santa Catalina Island. 305 Comment
  UC30429  Lasthenia californica J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Manzana Antelope Valley, Manzana Comment
  SD224852  Lasthenia californica Karen Kirtland 1993-4-10 Los Angeles Mojave Desert (western): Lancaster, E of 10th St. East between Ave. F and G. 708 Comment
  SEINET10759247  Lasthenia californica Noel H. Holmgren, Patricia K. Holmgren 1974-4-5 Holmgren 7626 Los Angeles North foothills of the San Gabriel Mountains, Portal Ridge, 13 airline miles west of Lancaster. 1067 Comment
  POM361555  Lasthenia coronaria Louis Greata 1907-03 3767 Los Angeles Altadena Comment
  SBBG95197  Lasthenia gracilis M. B. Dunkle 1928-3-31 1765 Los Angeles Little Harbor 91 Comment
  UC579646  Lasthenia gracilis A. D. Gifford 1935-4-12 550 Los Angeles 2 mi w Manzana; Tejon Quadrangle, Antelope Valley 944 Comment
  UCSB41996  Lasthenia gracilis Purviance, Susan 1979-3-28 Los Angeles Munz Ranch Road 1 mi. west of Avenue I, Antelope Valley Comment
  SD8877  Lasthenia minor J. C. Nevin 1884-1 Los Angeles Los Angeles Comment
  RSA405661  Lathyrus vestitus subsp. laetiflorus F. E. Durkee 1906-4-30 s.n. Los Angeles Hollywood Comment
  POM9218  Lathyrus vestitus subsp. laevicarpus P. A. Munz, R. D. Harwood 1920-3-17 3986 Los Angeles Topango Canyon, Santa Monica Mountains 152 Comment
  SEINET13203225 Image available Lathyrus vestitus subsp. vestitus R. G. Swinney 2011-1 14157 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  SBBG32134  Lathyrus vestitus var. alefeldii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -213 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  RSA724438  Lathyrus vestitus var. vestitus K. Dobry 1991-5-13 498 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA584139  Lathyrus vestitus var. vestitus T. S. Ross 1990-6-8 2979 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA0077369  Layia glandulosa Orlando Mistretta, Christine Mistretta 2005-4-21 2068 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA611841  Layia glandulosa Steve Boyd, Valerie Soza 1998-4-28 10171 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  SD232189  Layia glandulosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 57 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, was and roadside. 1444 Comment
  SEINET11811301  Layia glandulosa I. Tavares, Brinson, V. 1962-1 273 Los Angeles near Palmdale, 2.7 mi E of Hwy 6, on highway connecting with Angeles Crest Hwy (Hwy 2) Comment
  CAS-BOT-BC380223  Layia platyglossa Le Roy Abrams 1901-4-6 1386 Los Angeles Big Tujunga Wash Comment
  RSA188058  Layia platyglossa subsp. campestris R. F. Thorne 1966-4-6 35928 Los Angeles Santa Catalina Island: about 1 mi. W of Empire Landing. 76 Comment
  CAS-BOT-BC221610  Lepechinia fragrans Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon Comment
  CAS-BOT-BC89303  Lepidium flavum Ira L. Wiggins 1966-5-15 20595 Los Angeles About 2 miles north of Theodore Payne Wildflower Sanctuary, northeast of Pearlblossom. Mohave Desert. Comment
  UCR277188  Lepidium fremontii R. G. Swinney 2011-4-19 14404 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA518279  Lepidium lasiocarpum A. C. Sanders 1988-2-18 7691 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  CLARK-A1528-4963  Lepidium nitidum John C. Roos 1950-2-14 4706 Los Angeles Comment
  CAS-BOT-BC12818  Lepidium perfoliatum Frank W. Peirson 1933-5-13 10666 Los Angeles 12 miles northeast of Lancaster. Comment
  SBBG89280  Lepidium virginicum J. Adams 1965-3-20 82 a Los Angeles Claremont, Thompson's Wash, N end of Indian Hill Blvd 426 Comment
  RSA726750  Lepidium virginicum H. L. Bauer 1932-1-6 16798 Los Angeles Santa Monica Mtns. Comment
  SBBG32112  Lepidium virginicum var. pubescens R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -320 Los Angeles below salt water reservoir, SW of Avalon Comment
  CHSC95487  Lepidospartum squamatum LeRoy Gross; Valerie Soza 2001-5-31 393 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Disturbed flat area at end of road (bulldozed) east of Dead Horse Canyon, south off of Las Flores Mountain Way. 366 Comment
  RSA607922  Lepidospartum squamatum L. C. Wheeler 1961-6-13 7874 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA624065  Lepidospartum squamatum L. C. Wheeler 1967-5-23 9666 Los Angeles 1.25 mile ESE Honby 457 Comment
  RSA595160  Leptosiphon androsaceus Steve Boyd 1996-4-25 8705 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  SD87549  Leptosiphon breviculus Frank W. Peirson 1929-7-1 8443 Los Angeles Mt. Pacifico, San Gabriel Mountains. 1981 Comment
  UCR280519  Leptosyne bigelovii R. G. Swinney 2014-4-17 16069 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  UCSB33299  Leptosyne bigelovii Griesel, Wesley 1962-4-14 Los Angeles Little Rock Dam, desert foothills of San Gabriel Mts. 1036 Comment
  RSA569225  Leptosyne californica B. C. Templeton 1931-5-17 1206 Los Angeles Between Palmdale and Lancaster. Mojave Desert. Comment
  SFV21786  Lessingia glandulifera var. glandulifera J. N. Hogue 2010-8-21 372 .1 Los Angeles San Gabriel Mountains South Fork Little Rock Creek near Pinyon Flats. 1640 Comment
  UC729517  Lessingia glandulifera var. glandulifera Carl B. Wolf 1932-9-15 4078 Los Angeles 2.5 mi above Saugus Glenwood's Cafe on Highway; Mint Canyon 457 Comment
  CAS-BOT-BC444440  Lewisia rediviva var. minor G. R. Campbell 1952-6-27 17294 Los Angeles San Gabriel Mts., south slope Mt. San Antonio 2743 Comment
  CAS-BOT-BC283740  Leymus condensatus Barbara Shervanick 1974-5-23 1445 Los Angeles N Fork of Lodi Canyon, San Gabriel Mountain Range, Pacific Drainage Area 792 Comment
  UCR194257  Lilium humboldtii R. G. Swinney 1998-8-5 6647 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  RSA788186  Lilium humboldtii Doris Bowers 1967-7-19 821 Los Angeles Topanga Canyon 610 Comment
  RSA604309  Lilium humboldtii subsp. ocellatum Louis C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Fish Canyon at Upper Clamshell Truck Trail, west side. 1250 Comment
  SFV21113  Lilium humboldtii subsp. ocellatum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1106 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. South of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 457 Comment
  UCSB17814  Limonium perezii Keith, Sheldon 1963-4-8 Los Angeles junction of Palos Verdes Drive and Via Chico in Palos Verdes Estates 91 Comment
  SD69029  Limonium sinuatum Robert F. Thorne, D. Propst 1968-5-29 37705 Los Angeles Santa Catalina Island; south of riding stables by golf course. 14 Comment
  RSA468560  Linanthus androsaceus subsp. luteolus H. L. Bauer 1932-5-1 15358 Los Angeles L. Sherwood Santa Monica Mts. Comment
  RSA585334  Linanthus bigelovii T. S. Ross 1991-4-27 4708 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA122988  Linanthus californicus G. T. Nordstrom 1935-2-26 339 Los Angeles 21/2 mi. S.E. of Mouth of Liebre Gulch. 671 Comment
  RSA652611  Linanthus californicus subsp. glandulosus A. Mayor, N. Daly 1973-5-5 s.n. Los Angeles Tapia Park, Malibu Cyn. Comment
  UCR209442  Linanthus dianthiflorus R. G. Swinney 1969-4-27 384 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  UCR180581  Linanthus parryae Scott D. White, Pam Devries 2006-5-10 11455 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  UCSB29186  Linanthus parryae Blakley, E. 1958-5-10 Los Angeles 14 miles east of Quail Lake on State Highway # 138 in Antelope Valley 914 Comment
  POM3661  Linanthus pungens I. M. Johnston 1917-7-4 1418 Los Angeles near summit of Baldy 2896 Comment
  UCR256685  Linanthus pungens J. M. Porter, Lauren E. Machen 2012-5-30 15131 .3 Los Angeles Transverse Range; San Gabriel Mtns., along CA Hwy 2 (Angeles Crest Hwy) near (W of) Cortleyou Spring, 0.4 miles east (by road) of Islip Saddle and the junction with CA 39 (San Gabriel Canyon Road) 2070 Comment
  RSA723828  Liquidambar styraciflua Thomas Poon, Sarah Primrose, Amy Tran, Veronica McClellan, Lyanne Dominguez 2007-9-15 s.n. Los Angeles Claremont. Along N. Mills Av. West of the Pitzer College parking lot and directly across from and east of the north parking lot of the W.M. Keck Science Center. Comment
  RSA592808  Lithophragma Steve Boyd, Orlando Mistretta 1996-5-1 8758 B Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA656217  Lithophragma Joseph M. Keefe 1978-4-28 22750 Los Angeles Verdugo Mountains: Northeast corner Aviation-Arts Building, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Hills 256 Comment
  SBBG95419  Lithophragma affine M. B. Dunkle 1929-4-13 2124 Los Angeles Bannings Cyn Comment
  RSA468208  Lithophragma affine subsp. mixtum Austin Campbell-Johnston 1904-03 s.n. Los Angeles Campbell Johnston Ranch. Comment
  CAS-BOT-BC432212  Lithophragma bolanderi Timothy S. Ross; Steve Boyd 1994-5-11 7823 Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. Burnt Peak 7.5' USGS Quadrangle. 1548 Comment
  UCR185397  Lithophragma parviflorum A. C. Sanders, T. B. Salvato 2007-4-25 33550 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  UC1870259  Lithophragma tenellum LeRoy Gross, Michael Denslow 2003-6-4 997 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2), UTM Zone; 3802915N 0426388E. Just off the trail to Throop Peak, a short distance from the highway 2439 Comment
  SBBG29853  Lobularia maritima J. D. Olmsted 1958-3-2 7 Los Angeles San Antonio Crk in Blanchard Park on Pomona College campus 365 Comment
  CAS-BOT-BC60188  Lobularia maritima A. Davidson M. D. 1919-4-1 3317 Los Angeles Burlington Avenue. Comment
  SD114232  Loeseliastrum matthewsii Darley F. Howe 1947-5-5 1557 Los Angeles Highway between Palmdale & Littlerock, Antelope Valley Comment
  CAS-BOT-BC342193  Logfia filaginoides Javier Penalosa 1961-5-21 1512 Los Angeles San Gabriel Canyon Comment
  SBBG98433  Logfia filaginoides T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5244 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 388 Comment
  SFV5553  Logfia filaginoides M. L. Vincent 1965-5-27 659 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Las Virgenes Road. 300 Comment
  UCR180171  Lolium perenne subsp. perenne R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin 366 Comment
  UCR12136  Lomatium dasycarpum Art Whistler 1966-4-17 s.n. Los Angeles Western Transverse Range, Canoga Park, west of Cohasset, above Roscoe Blvd., near Valley Circle Blvd. Comment
  UC21204  Lomatium dasycarpum subsp. dasycarpum Harley P. Chandler 1897-3-25 Los Angeles San Dimas Comment
  UC457263  Lomatium lucidum Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Comment
  RSA452122  Lomatium nevadense var. parishii Anstruther Davidson 1895-5-8 3225 Los Angeles Foothills. Comment
  RSA452123  Lomatium nevadense var. parishii B. C. Templeton 1930-5-31 4855 Los Angeles Near Jackson Lake, Big Pines Park. 1930 Comment
  POM253068  Lonicera C. F. Baker 5195 Los Angeles Genisha Park, Pomona. Comment
  SEINET4419199 Image available Lonicera catalinensis E. C. Knopf 1921-1 139 Los Angeles Comment
  CAS-BOT-BC240746  Lonicera interrupta Dr. H. E. Hasse 1893-5-1 s.n. Los Angeles Acton Comment
  JEPS12862  Lonicera subspicata var. denudata John Thomas Howell 1927-10-16 3157 Los Angeles between Sierra Madre and Santa Anita Canyon; San Gabriel Mts. Comment
  JEPS12863  Lonicera subspicata var. denudata C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon 914 Comment
  RSA0094393  Lonicera subspicata var. denudata Richard G. Swinney 2011-5-31 14899 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UC1125302  Lonicera subspicata var. denudata A. D. Gifford 1934-4-24 154 Los Angeles 1 1/2 mi nw Castro Pk.; Triunfo Pass Quadrangle Comment
  UC1125303  Lonicera subspicata var. denudata F. H. Raymond 1930-1-29 45 Los Angeles Santa Ynez Canyon Calabasas Quadrangle 213 Comment
  UCR206151  Lonicera subspicata var. denudata R. G. Swinney 2008-5-30 8905 Los Angeles San Gabriel Mtns., San Gabriel Canyon near El Encanto, 200 m west of entrance along Hwy 39 232 Comment
  POM276678  Lotus Arthur L. Cohen 1934-8-2 493 Los Angeles Beverly Drive, Santa Monica. 61 Comment
  RSA604393  Lotus argophyllus var. argenteus Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 615 Los Angeles Santa Catalina Island. S of Two Harbors on Cat Harbor Road. 30 Comment
  RSA406921  Lotus dendroideus var. dendroideus M. B. Dunkle 1928-11-25 2035 Los Angeles Hamilton Cove, Santa Catalina Island. Comment
  RSA595424  Lotus dendroideus var. dendroideus Mark Hoefs, Robert F. Thorne 1996-4-6 2648 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  RSA406934  Lotus dendroideus var. traskiae M. B. Dunkle, B. C. Templeton 1939-4-6 7285 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  NY37286  Lotus dendroideus var. traskiae B. Trask 05 1905 288 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR159701  Lotus heermannii var. heermannii Orlando Mistretta 1992-7-14 710 Los Angeles Transverse Ranges, San Gabriel Mtns: Gold Canyon Trail, Tujunga Ranger District 614 Comment
  UCR274997  Lotus humistratus Michael Honer, Rachel Woodard 2006-4-24 2223 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile east of aqueduct; 1 mile north of Hwy 138 1006 Comment
  UC15532  Lotus nevadensis var. davidsonii A. J. McClatchie 1893-4-2 14 Los Angeles near Pasadena; San Bernardino Mts. 1219 Comment
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1
  POM209895  Lotus oblongifolius var. oblongifolius Victor Duran 1933-7-22 3528 Los Angeles Buckhorn, San Gabriel Mountains 1981 Comment
  RSA670800  Lotus purshianus var. purshianus Joseph M. Keefe 2001-1-24 31026 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  RSA0110918  Lotus scoparius R. G. Swinney 2011-9-22 15687 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge. 1009 Comment
  RSA701050  Lotus scoparius Steve Boyd, Amber Maurice 2004-5-18 11340 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  RSA406859  Lotus scoparius var. scoparius Donald R. Bissing 1973-6-2 131 Los Angeles Evey Canyon, 0.3 mile from canyon mouth 756 Comment
  RSA562574  Lotus strigosus Steve Boyd 1993-4-22 7996 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA549542  Lotus strigosus T. S. Ross 1992-4-27 6246 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA406395  Lotus wrangelianus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  JEPS88606  Lupinus L. R. Heckard 1985-5-4 6233 Los Angeles s Rosamond Dry Lake (s side of Ave. E, 1 mi e of 10th St. East, ne of Lancaster, Mojave Desert); Mojave Desert, s of Rosamond Dry Lake 701 Comment
  POM305672  Lupinus Henry J. Ramsey 1939-4-18 994 Los Angeles Antelope Valley. [Los Angeles or Kern County] Comment
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Nov 26 2016
  UCR219927  Lupinus R. G. Swinney 2009-4-17 10395 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  CAS-BOT-BC201202  Lupinus Timothy S. Ross; Darin Banks 1994-4-12 7497 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 520 m SSE of where Drinkwater Canyon joins S. Fr. Canyon 560 Comment
  POM2615  Lupinus andersonii I. M. Johnston 1918-7-6 2086 Los Angeles Prairie Fork of San Gabriel River 1982 Comment
  RSA649608  Lupinus bicolor Lori Ackerman, Gerald Braden 1988-4-22 20 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  UC865332  Lupinus bicolor F. R. Fosberg 1931-3-29 S 4377 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island (Santa Catalina Island); , Hamilton Canyon 100 Comment
  UCD107280  Lupinus bicolor Daryl Koutnik; Bruce Holguin 1978-4-1 205 Los Angeles W side of Anthony Road, north of Sierra Highway in the Sierra Pelona Valley, 890 Comment
  UCR205211  Lupinus bicolor R. G. Swinney 2008-3-26 8575 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  HSC14794  Lupinus bicolor C. S. Apperson 1966-5-2 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  RSA596452  Lupinus bicolor R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness park, Big Dalton Canyon. Big Dalton Canyon Rd, 1.4 mi. E of Glendora Mtn. Rd 457 Comment
  UC1212157  Lupinus bicolor David Dunn 1941-3-29 942 Los Angeles Claremont Golf Course; Foothill Boulevard Comment
  UC1401267  Lupinus bicolor David B. Dunn and Epling 1946-4-19 2139 Los Angeles Collected in a grassy meadow on the E side of the highway #138, 2.9 miles S of the junction of the old Ridge Route Road. 853 Comment
  UCSB9862  Lupinus bicolor H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam Comment
  RSA527750  Lupinus bicolor subsp. microphyllus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4316 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA549543  Lupinus bicolor subsp. microphyllus T. S. Ross 1992-4-27 6247 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  POM145644  Lupinus bicolor subsp. tridentatus L. R. Abrams 1927-4-30 11710 Los Angeles Head of Antelope Valley. Comment
  UCSC000393  Lupinus bicolor subsp. tridentatus Charisse Bickford 1979-4-13 s.n. Los Angeles 1.5 miles W. of Gorman - Tejon 671 Comment
  SBBG108904  Lupinus concinnus S. A. Junak 1997-3-11 SCl 750 Los Angeles SE side of Sibara Ridge, ca. 0.35 mi S of Triangulation Pt Guds 112 Comment
  SBBG113132  Lupinus concinnus S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 380 Los Angeles top of coastal bluffs above W end of beach at Little Harbor 51 Comment
  UC865113  Lupinus concinnus F. R. Fosberg 1931-3-27 S 4413 Los Angeles n wall Hamilton Canyon, Santa Catalina Island (Santa Catalina Island); , Hamilton Canyon 120 Comment
  UCR273247  Lupinus concinnus R. G. Swinney 2011-6-1 14944 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA0106880  Lupinus concinnus Steven A. Junak, Keri Kirkland 1998-5-2 SCA- 648 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 243 Comment
  POM19046  Lupinus elatus P. A. Munz 1923-8-31 8400 Los Angeles Swarthout Valley 2561 Comment
  SD215536  Lupinus excubitus var. austromontanus Steve Boyd, Lauren Raz 1997-3-31 9424 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienage Canyon, south of Liebre Mountain. 914 Comment
  UCR273177  Lupinus excubitus var. hallii R. G. Swinney 2011-5-6 14608 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  SEINET10485295  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA 6226 x 6457 (pl 2) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  POM2499  Lupinus excubitus var. johnstonii I. M. Johnston 1917-6-20 1491 Los Angeles San Antonio Mountains: Baldy Lookout of U.S.F.S. 1982 Comment
  SBBG69108  Lupinus formosus R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  SEINET10485361  Lupinus formosus Robert F. Thorne, C. W. Tilforth 1973-4-20 Thorne 43010 Los Angeles San gabriel mtns. Mojave desert slope: 1 mi n of bob's gap, 3.2 mi s of llano, N slope of holcomb ridge. Silvery perennial with purple flowers. 1143 Comment
  RSA272154  Lupinus formosus var. formosus John F. Emmel 1974-4-25 533 Los Angeles Vogel Flat, Big Tujunga Canyon, near sw Base of San Gabreil Mts. 561 Comment
  SD231313  Lupinus formosus var. formosus Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 75 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the south edge of Bob's Gap, on slope and roadside, and down in the wash. 1444 Comment
  RSA307829  Lupinus formosus var. formosus H. J. Ramsey 1938-3-27 2773 Los Angeles Eaton Canyon Park, Altadena. Comment
  UCR256200  Lupinus hirsutissimus R. G. Swinney 2010-3-22 12012 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UC15879  Lupinus hirsutissimus J. H. Barber 1897-3-15 57 Los Angeles Sta Monica Expt Station Comment
  RSA87210  Lupinus hyacinthinus F. W. Peirson 1918-6-10 89 Los Angeles Summit of San Gabriel Peak 1860 Comment
  RSA520690  Lupinus latifolius subsp. parishii M. Bisbee 1917-5-27 s.n. Los Angeles Near Verdugo road, Verdugo Canyon Comment
  RSA596453  Lupinus latifolius subsp. parishii R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, at Big Dalton Dam. 518 Comment
  CAS-BOT-BC211689  Lupinus longifolius Alice Eastwood 1919-7-4 9306 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC211719  Lupinus longifolius I. M. Johnston 1918-5-5 1896 Los Angeles Turnbull Canyon, Puente Hills 365 Comment
  POM2423  Lupinus longifolius Crawford, Otis Hiatt 1916-3-28 703 Los Angeles Santa Monica Mts. Foothills near city Comment
  SFV16158  Lupinus longifolius P. A. Krueger 1994-5-11 15 Los Angeles San Gabriel Mountains 0.7 miles on 2N24 from Highway 39. 650 Comment
  UC213281  Lupinus longifolius I. M. Johnston 1917-7-1 Los Angeles Evey Canyon (Spring on the Fire Break) Evey Canyon; San Antonio Mountains, Evey Canyon (Spring on the Fire Break 1066 Comment
  SEINET10485631  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UC1481358  Lupinus longifolius David B. Dunn 1957-5-18 RSA 6226 -6457 Los Angeles Comment
  OBI48513  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Along Peace Valley Rd (frontage to I5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  RSA19104  Lupinus microcarpus var. microcarpus P. A. Munz 1923-5-27 6880 Los Angeles Rock Creek 1296 Comment
  RSA628667  Lupinus peirsonii L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains 2012 Comment
  CHSC26204  Lupinus polycarpus G. R. Jaffray Jr. 1961-2-12 Los Angeles Altadena. 304 Comment
  RSA675806  Lupinus sparsiflorus LeRoy Gross 2003-3-7 763 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  SFV21759  Lupinus sparsiflorus L. Gross 2001-4-1 378 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Low hill between La Tuna Canyon Road and Sunland Blvd. Entered at dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. 305 Comment
  UCR266384  Lupinus sparsiflorus D. E. Bramlet, Allison D. Rudalevige 2009-4-27 4365 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Oro Vista Ave. west of Big Tujunga Canyon Rd. 397 Comment
  RSA594973  Lupinus sparsiflorus subsp. sparsiflorus T. S. Ross 1995-4-26 8383 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 0.9 road-mile NE of its junction with the Old Ridge Route; ca 4550 ft SSW of Sandberg Triangulation Point (5345 ft). 1341 Comment
  RSA617453  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch 914 Comment
  RSA611767  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1933-5-5 1701 Los Angeles Fish Canyon 305 Comment
  SEINET10490966  Lupinus sparsiflorus subsp. sparsiflorus Robert F. Thorne 1982-4-20 Thorne 54977 Los Angeles San gabriel mts. Mojave desert slopes; 1/4-1/2 mi n of bob's gap, n slope of Holcomb ridge, about 2.5 mi due s of llano in juniper-joshua tree woodland. Erect annual on w-facing slope. 1158 Comment
  CHSC23689  Lupinus succulentus L. M. Mayer 1974-4-10 147 Los Angeles N side of Bouquet Cyn Rd; ca. 1/4 mi ne of intersection with Vasquez Cyn. Rd. Comment
  RSA589508  Lupinus succulentus Tim S. Ross 1995-5-21 8603 Los Angeles San Clemente Island: Near head of Chenetti Canyon. just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft SSE of Rest triangulation point (1336 ft). 347 Comment
  UC1129755  Lupinus succulentus A. D. Gifford 1935-3-15 450 Los Angeles 6 mi ese Whitaker Peak; Tejon Quadrangle Comment
  POM8682  Lupinus succulentus Philip A. Munz 1920-2-18 3265 Los Angeles Claremont. 366 Comment
  RSA573564  Lupinus succulentus Tim S. Ross 1992-6-15 6588 Los Angeles Whittier Hills ( local name for the western extremity of the Puente Hills) grassy uplands at the head of the S fork of Sycamore Canyon. 354 Comment
  SEINET12154818  Lupinus succulentus Unknown 1933-1 8160 Los Angeles nr Los Angeles Comment
  UCSB41784  Lupinus succulentus Dressler, Robert 1949-3-13 Los Angeles N of Athens Comment
  RSA414390  Lupinus truncatus James Clizbe 1930-5-6 16057 Los Angeles Griffith Park, Los Angeles. Comment
  RSA669699  Lupinus truncatus LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 493 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Burbank 7.5 Quad. 412 Comment
  UC103860  Lycium brevipes var. hassei T. S. Brandegee May 1889 Los Angeles Avalon Santa Catalina Island Comment
  JEPS11731  Lycium californicum R. A. Casad 1920-1-26 Los Angeles Huntington Beach Comment
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Dec 23 2014
  RSA428825  Lycium californicum M. B. Dunkle 1930-3-26 2151 Los Angeles Little Harbor, Santa Catalina Island. Comment
  SBBG96970  Lyonothamnus floribundus var. aspleniifolius S. Boyd with T. Ross, L. Arnseth 1990-4-8 4314 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UC872872  Lythrum californicum Louis C. Wheeler 1932-6-26 875 Los Angeles San Gabriel Mountains, San Gabriel Canyon San Gabriel Canyon; San Gabriel Mountains, San Gabriel Canyon 335 Comment
  SBBG108577  Madia elegans T. S. Ross 1992-7-12 5992 s Los Angeles S of Lake Eleanor along Decker Rd 1 mi S of Los Angeles-Ventura County line 449 Comment
  SD28054  Madia exigua Carl B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island, West Side of 4th of July Cove 29 Comment
  SD69703  Madia exigua Robert F. Thorne 1966-4-29 36319 Los Angeles Santa Catalina Island, slopes below road to White's Landing above turn off to Echo Lake 409 Comment
  RSA85456  Mahonia dictyota Joseph A. Ewan 1932-7-4 7590 Los Angeles Millard s Canyon. 1159 Comment
  UCR256160  Malacothamnus R. G. Swinney 2010-6-4 13040 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  LA200656  Malacothamnus fasciculatus Norman A. Cole; May 1964 392 Los Angeles Santa Monica Mountains, 3.1 mi. E from junction of Mulholland and Cornell Road 274 Comment
  SBBG95178  Malacothamnus fasciculatus var. catalinensis M. B. Dunkle 1928-5-20 1966 Los Angeles Middle Ranch Cyn; bank below Eagle Nest Rock Comment
  CAS-BOT-BC206355  Malacothamnus fremontii Tim Ross; Steve Boyd 1994-5-25 7927 Los Angeles Hanging Basin ca 470 - 830 m W of Warm Springs Mtn summit, these collections from ca 600-800 m WSW of summit, Necktie Basin - Liebre Mountains 1075 Comment
  POM362278  Malacothrix coulteri Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster Comment
  CAS-BOT-BC323296  Malacothrix foliosa Herman Knoche 1919-7-4 982 Los Angeles Camp Mesquite, San Clemente Island Comment
  UCR210477  Malacothrix saxatilis R. G. Swinney 2008-11-30 9898 Los Angeles San Gabriel Mtns., Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  LA200246  Malacothrix saxatilis var. tenuifolia Jonathan Sauer; H. N. Sauer, et. al. 1970-6-6 4806 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  RSA355909  Malacothrix saxatilis var. tenuifolia R. F. Thorne 1975-9-3 47373 Los Angeles Santa Catalina Island. Near Blue Cavern Point 15 Comment
  UC455905  Malacothrix saxatilis var. tenuifolia I. J. Condit 1908-6-29 Los Angeles Catalina Island Comment
  POM6228  Malacothrix saxatilis var. tenuifolia D. L. Crawford, H. D. Hiatt 1916-3-28 578 Los Angeles Santa Monica Mountains. Comment
  CAS-BOT-BC206654  Malva assurgentiflora Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  RSA765316  Malva nicaeensis Doris Bowers 1957-5-2 105 Los Angeles Road above Puddingstone, LaVerne. 320 Comment
  SDSU19653  Malva sylvestris Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-21 2211 Los Angeles Corner of Honor Street and Commitment Street, San Clemente Island. 116 Comment
  SBBG95921  Marah fabacea M. B. Dunkle 1939-4-4 7251 Los Angeles Chenetti Cyn Comment
  UCD107553  Marah horrida Daryl Koutnik; Bruce Holguin 1978-4-1 220 Los Angeles Elizabeth Lake Road, northwest of Palmdale. 914 Comment
  SBBG95934  Marah macrocarpa M. B. Dunkle 1939-11-24 7352 Los Angeles San Clemente Island Comment
  UC572600  Marah macrocarpa A. D. Gifford 1935-4-14 578 Los Angeles 2 1/2 mi e Whitaker Pk.; Angeles National Forest, Tejon Quadrangle 914 Comment
  SEINET13710414  Marah macrocarpa J. Adams, J. Adams (Botany) 1963-1 1 Los Angeles Claremont, Pomona College Wash 1100 Ft 335 Comment
  RSA654074  Marah macrocarpa var. macrocarpa Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 737 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 427 Comment
  RSA303602  Marah macrocarpa var. macrocarpa J. R. Shevock 1970-3-24 62 Los Angeles foothills near sylmar 457 Comment
  RSA0103428  Marrubium vulgare R. G. Swinney 2011-10-25 15875 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  UC1922292  Marrubium vulgare Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 820 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. Near 34deg 12' 37.7'' N 118deg 18' 15'' W T2N R14W SW/4 sec. 36. Elev. 1300 Feet. Comment
  RSA533902  Marrubium vulgare Tim S. Ross, Orlando Mistretta 1991-5-17 5143 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  SBBG54356  Matricaria discoidea L. Berinstein 1967-5-18 26 Los Angeles Blanchard Park, Pomona College, Claremont 335 Comment
  UCSB10244  Matricaria discoidea Wedberg, H. 1958-4-13 Los Angeles U.C.L.A. campus above virarium Comment
  SBBG12324  Medicago polymorpha P. H. Raven 1962-4-9 17131 Los Angeles near barracks, Wilson Cove 60 Comment
  POM362466  Melampodium perfoliatum Anstruther Davidson 1889-1 s.n. Los Angeles Grounds near river at Los Angeles Comment
  RSA661864  Melia azedarach LeRoy Gross 2001-10-6 448 Los Angeles Big Tujunga Wash, southern front of the San Gabriel Mountains; Where the storm waters run down through Haines Canyon channel, east of Foothill Blvd. South side of the wash. 366 Comment
  CAS-BOT-BC281513  Melica imperfecta Jack Delaini; Barbara Shervanick 1974-3-22 82 Los Angeles Lodi Canyon. San Dimas Experimental Forest, Angeles National Forest. 365 Comment
  RSA526625  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4215 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA771582  Melica imperfecta R. G. Swinney 2009-5-6 10661 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCD87963  Melica imperfecta H. B. Perrin 1920-6-1 37 Los Angeles 1000 Buena Vista St., So. Pasadena. Comment
  UCR281373  Melica imperfecta R. G. Swinney 2014-5-19 16590 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  SEINET11678865  Melica imperfecta J. F. Bright, Wyman, C. 1933-1 8296 Los Angeles Tehachapi Mts Comment
  CAS-BOT-BC281095  Melica stricta A. D. E. Elmer 1902-6-1 3719 Los Angeles Acton, Mt Gleason Comment
  JEPS65550  Melilotus albus Elizabeth Day Palmer 1908-7-29 Los Angeles Los Angeles Comment
  SBBG12725  Melilotus indicus E. R. Blakley 1962-6-10 5213 Los Angeles camp area, Wilson Cove 30 Comment
  SBBG13317  Melilotus indicus M. A. Piehl -Jun-1962 62377 Los Angeles about buildings and along rds at Navy Base 38 Comment
  UCR50861  Melilotus indicus A. C. Sanders 1988-5-18 7821 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA39057  Melilotus indicus E. A. Purer 1932-3-23 2693 Los Angeles El Segundo. Comment
  UCR179615  Melinis repens R. G. Swinney 1992-11-11 1980 Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin, on Colby-Dalton Trail 366 Comment
  LA202423  Mentha X piperita Arthur C. Gibson; 2005-9-25 5103 Los Angeles Comment
  RSA614825  Mentha spicata Louis C. Wheeler 1976-8-4 s.n. Los Angeles Dominguez Hills: Near Victoria Street and Dominguez Avenue. 49 Comment
  UCR131363  Mentzelia Jeremiah George 2001-3-17 s.n. Los Angeles South Coastal Plains Region, City Hall property, Rancho Palos Verdes 213 Comment
  SBBG69268  Mentzelia congesta R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  SEINET7042258  Mentzelia dispersa A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  POM3168  Mentzelia laevicaulis C. F. Baker 1903-8-2 3452 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UCR145823  Mentzelia laevicaulis June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  CHSC98222  Mentzelia micrantha LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1042 Los Angeles Transverse Ranges; Verdugo Mountains region: south side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. Fire burned this area last year. Rocky, sandy, washed out from winter's rain canyon bottom. At check dam (man made waterfall). Growing on cliff of canyon wall.. 393 Comment
  HSC87300  Mentzelia micrantha Steve Boyd, T. S. Elias 1987-4-14 2061 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., S of Rincon - Red Box Rd., N of Glendora Comment
  RSA226175  Mentzelia micrantha Gary D. Cromwell, David W. Wheat 1971-4-30 605 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora. 465 Comment
  UCR208487  Mentzelia micrantha Justin M. Wood 2009-4-13 493 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  UCR255834  Mentzelia micrantha R. G. Swinney 2010-5-4 12501 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  SBBG119334  Mentzelia montana S. C. White with K. Hughes 2000-5-17 7883 Los Angeles Soledad Cyn, cyn bottom and adjacent steep N-facing slope 579 Comment
  CAS-BOT-BC167615  Mentzelia veatchiana L. R. Abrams 1927-4-30 11706 Los Angeles Head of Antelope Valley Comment
  RSA503196  Mentzelia veatchiana Gary D. Wallace 1966-4-24 496 Los Angeles Along Hwy 138 just 1/2 mile south of where it joins Pearblossom Hwy. 9 miles east of Pearblossom. 762 Comment
  RSA509532  Mentzelia veatchiana S. J. Myers, Ed LaRue 1989-3-20 s.n. Los Angeles Palmdale Area, Elizabeth Lake Road at Ca. Aqueduct. 884 Comment
  OBI12496  Mentzelia veatchiana Wesley O. Griesel 1962-5-2 s.n. Los Angeles Angeles Crest hwy, San Gabriel Mts 1219 Comment
  RSA402636  Mesembryanthemum nodiflorum B. C. Templeton 1968-2-25 11392 Los Angeles Santa Catalina Island, near the isthmus. Comment
  RSA95081  Microseris douglasii subsp. platycarpha F. W. Peirson 1908-4-18 1464 Los Angeles Point Fermin. Comment
  RSA518011  Microseris lindleyi Steve Boyd, Orlando Mistretta 1986-3-31 1547 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA589496  Microseris lindleyi Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8588 b Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point. 256 Comment
  UCR258756  Microseris lindleyi R. G. Swinney 2010-5-25 12959 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  RSA527757  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4326 a Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA725111  Microsteris gracilis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -52 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SD7679  Microsteris gracilis J. C. Nevin none given Los Angeles Los Angeles Comment
  LA51919  Mimulus aurantiacus Leo Boyd; 1953-3-25 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA0039129  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-29 13403 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA442646  Mimulus aurantiacus var. pubescens Martha Hilend 1928-4-18 202 Los Angeles Griffith Park. Comment
  UCR255821  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-4 12505 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR280498  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-6-5 16702 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  UCR38923  Mimulus aurantiacus var. pubescens B. A. Prigge 1985-6-14 6396 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  UC886335  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-3-31 S 4429 Los Angeles divide between Hamilton Canyon and Descanso Canyon; Santa Catalina Island 40 Comment
  UC886125  Mimulus brevipes Ira W. Clokey, B. Templeton Apr. 1929 4519 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  UCR271984  Mimulus brevipes R. G. Swinney 2011-5-31 14898 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CSUSB1905  Mimulus brevipes Keith Thompson 1969-11-15 Los Angeles Cedar Springs 1158 Comment
  UCR248884  Mimulus cardinalis Peter Rubtzoff 1988-10-7 9962 Los Angeles San Gabriel Mountains, Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, c. 2 miles NE of entrance to Angeles National Forest, or c. 4 miles NE of junction of Osborne St. and Foothill Blvd. 479 Comment
  UCR277198  Mimulus cardinalis R. G. Swinney 2010-9-30 13955 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UC1174799  Mimulus clevelandii E. K. Balls 1960-5-2 24099 Los Angeles Botanic Garden Claremont Comment
  UCR259608  Mimulus floribundus R. G. Swinney 2010-9-7 13689 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA252944  Mimulus fremontii var. fremontii Robert F. Thorne, Gary D. Wallace 1973-4-24 43423 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  SBBG71134  Mimulus guttatus P. DeVries 2013-4-5 7820 Los Angeles ca. 1.5 air mi Wof the Gorman offramp on the N bound 15, along Gorman Post Rd, N Side 1097 Comment
  UCR194173  Mimulus guttatus R. G. Swinney 1998-7-29 6542 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  UCR270457  Mimulus guttatus R. G. Swinney 2011-6-30 15411 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA442767  Mimulus guttatus Thekla Mohr 1897-1 s.n. Los Angeles San Gabriel Comment
  SFV17948  Mimulus johnstonii J. N. Hogue, J. D. Dilley 1998-8-8 125 .4 Los Angeles San Gabriel Mountains Along Forest Route 3N07 to South Mount Hawkins from Pine Flats and Crystal Lake. Along road/trail above Big Cienega. 1980 Comment
  RSA714526  Mimulus parishii A. C. Sanders, T. B. Salvato 2005-5-24 30242 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River. 518 Comment
  RSA79630  Mimulus parishii F. W. Peirson 1918-6-16 199 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  RSA65507  Minuartia douglasii F. W. Peirson 1919-4-19 367 Los Angeles Pacoima Canyon 548 Comment
  RSA0026048  Mirabilis jalapa Phillip Robinson 1991-5-9 353 Los Angeles Sycamore Canyon 0.25 miles S of intersection of Beverly Blvd. and Workman Mill. 0.5 miles east of Workman Mill on trail into canyon. Comment
  RSA0055068  Mirabilis laevis Jim Shevock 1970-3-24 60 Los Angeles San Gabriel Mountains. 396 Comment
  SDSU8453  Mirabilis laevis var. crassifolia Gerald Collier 1951-3-22 M 151 Los Angeles Faculty Hill; 1/2 mile West of UCLA campus-slope leading to dry ravine. Comment
  CAS-BOT-BC434876  Mirabilis multiflora var. pubescens G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley Comment
  SBBG71987  Monardella exilis R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  UCR64591  Montia fontana L. C. Wheeler 1934-3-3 2387 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  RSA392757  Mucronea perfoliata Anstruther Davidson 1906-01 1948 Los Angeles Big Rock Creek Comment
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Aug 12 2017
  UCR178084  Muhlenbergia californica LeRoy Gross 2003--11 680 Los Angeles San Gabriel Mountains, Middle of Oakwilde trail campground, in the Arroyo Seco Canyon. Above the confluence of Dark Canyon 604 Comment
  RSA0016885  Muhlenbergia californica K. Hamilton 1980-10-10 s.n. Los Angeles Forest Service Road 2N06 in Cow Canyon, 1/4 mile from Glendora Ridge Road, San Gabriel Mt Range. 1372 Comment
  CAS-BOT-BC275281  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6325 Los Angeles California Channel Islands. San Clemente Island. W of Pyramid Head, S of Lighthouse 38 Comment
  CDA30164  Muhlenbergia microsperma J. Dittes, J Guardino 2008-2-23 1501 Los Angeles Transverse Ranges; San Gabriel Mountains; Big Tujunga Canyon; circa 2.4 air-miles southeast of Mount McKinley, circa 4.3 air-miles west of Big Tujunga Reservoir, circa 3.4 air-miles northeast of Mount Gleason Jr. High School; near Delta Flat Picnic Area. Comment
  UCD86827  Muhlenbergia microsperma Beecher Crampton 1968-8-10 8321 Los Angeles Santa Catalina Island, Avalon. Comment
  RSA675819  Muilla maritima LeRoy Gross 2003-3-7 772 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  RSA707809  Muilla maritima Naomi Fraga, Paul Morton 2004-5-18 1184 Los Angeles On ridgeline of Mount Hillyer, near summit. 1860 Comment
  SBBG119282  Muilla maritima V. Soza, K. Hughes 1999-6-17 554 Los Angeles upper Winter Crk Trail above San Olene Cyn; T1N R11W SW/4 S3 746 Comment
  RSA713724  Muilla maritima LeRoy Gross 2005-4-28 2135 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  SBBG108991  Munzothamnus blairii S. A. Junak 1996-10-1 SCl 695 Los Angeles middle portion of Horse Cyn, ca. 1.7 mi SW of Thirst 304 Comment
  SDSU19647  Munzothamnus blairii Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2204 B Los Angeles San Clemente Island, south side of Eagle Canyon. 457 Comment
  RSA603318  Myriophyllum spicatum Scott D. White 1997-5-21 5195 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  UCR150545  Nama californica R. G. Swinney 1999-6-21 7390 Los Angeles San Gabriel Mtns., nameless canyon immediately west of Jesus Canyon 1585 Comment
  RSA727368  Nama demissa R. G. Swinney 1998-5-16 6072 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UC24133  Nama demissa var. demissa J. Burtt Davy May 9 1896-May 24 1896 2584 Los Angeles Lansing's West Palmdale (West Palmdale, Antelope Valley); Antelope Valley, , Lansing's Comment
  POM298884  Nassella cernua Frank W. Gould 1944-3-26 2176 Los Angeles Palos Verde hills near Walteria. Comment
  SBBG20520  Nassella cernua E. R. Blakley, P. H. Raven 1963-12-7 6346 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  SBBG57003  Nassella cernua R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  RSA0042313  Nassella cernua Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3186 Los Angeles Santa Catalina Island: On ridge above KBRT radio station, west of airport road junction. 432 Comment
  SBBG13310  Nassella lepida M. A. Piehl 1962-6-9 62348 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UC1133207  Nassella pulchra H. A. Jensen 1933-4-10 289 Los Angeles Hollywood Lake Santa Monica Quadrangle Comment
  SEINET10527039  Nassella pulchra H. Lewis 1941-3-19 Lewis UMO 46067 Los Angeles Faculty Hill, UCLA campus. Comment
  UC2026439  Navarretia atractyloides Louis C. Wheeler 1967-6-26 9880 Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon. Comment
  RSA469842  Navarretia hamata subsp. hamata Geo L. Moxley, Grinnell 1916-6-15 483 Los Angeles Hills near Santa Susana Pass. Comment
  POM277144B  Navarretia hamata subsp. hamata E. S. Steele, H. S. Pratt 1935-5-25 s.n. Los Angeles Sunland Comment
  RSA469843  Navarretia hamata subsp. hamata Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles La Crescenta. Comment
  UC729801  Navarretia hamata subsp. leptantha Carl B. Wolf 1932-5-11 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  UCR70837  Navarretia prostrata I. M. Johnston 1917-4-11 s.n. Los Angeles Coastal Plains and Basins; Los Angeles Basin, Near Gardena, [Dominguez] Slough 12 Comment
  SEINET10619236  Nelumbo nucifera Heidi H. Schmidt 1999-10-14 Schmidt 3871 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA464359  Nemacaulis denudata var. denudata Anstruther Davidson 1892-1 s.n. Los Angeles Los Angeles Comment
  SEINET10461201  Nemacladus interior G. B. Grant Grant 4373 Los Angeles Comment
  JEPS5593  Nemacladus ramosissimus P. A. Munz, R. D. Harwood 1920-5-2 3827 Los Angeles San Dimas Canyon 457 Comment
  SBBG69637  Nemacladus secundiflorus var. robbinsii R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  RSA0012040  Nemacladus sigmoideus R. G. Swinney 2009-4-29 10596 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SEINET10840505  Nemacladus sigmoideus Hoffman 1929-5-20 HOFFMAN s.n. Los Angeles Comment
  SEINET10906109  Nemacladus sigmoideus Thorne 1973-5-11 THORNE 43469 Los Angeles San Gabriel Mts., Mojave Desert Slope: 0.25-0.50 mile north of Bob's Gap, north slope of Holcomb Ridge, ca 2.5 miles due south of Llano 1158 Comment
  RSA421301  Nemophila menziesii var. integrifolia H. M. Hall 1902-5-1 3081 Los Angeles Vicinity of Elizabeth Lake. Pine Canyon. 1220 Comment
  RSA615510  Nemophila menziesii var. integrifolia Louis C. Wheeler 1967-5-18 9641 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UCR182265  Nemophila menziesii var. integrifolia R. G. Swinney, Dave Larson 1998-4-26 6034 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  UCR259347  Nemophila menziesii var. menziesii Mitch Provance, Callen Huff 2009-4-28 10714 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCR260374  Nerium oleander R. G. Swinney 2010-4-1 12157 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA188389  Nicotiana bigelovii Robert F. Thorne, Percy C. Everett 1965-6-22 34883 Los Angeles Santa Catalina Island. Road to East Mountain, S end of island. 457 Comment
  CATA3192  Nicotiana glauca Julia Parish, Amy Catalano 2016-9-22 010 Los Angeles Santa Catalina Island: West End Road, crossing in Parsons Landing Canyon, on N side of road 65 Comment
  UC625744  Nicotiana glauca Annie M. Alexander 1939-6-26 851 Los Angeles Mint Canyon Comment
  UCD126646  Nicotiana glauca Elizabeth Boncimino 1993-5-4 s.n. Los Angeles Eddleston Park, Northridge. 426 Comment
  LA210312  Nymphaea mexicana Peter H. Raven; Henry J. Thompson 1959-10-18 14673 Los Angeles Mouth of Malibu Creek at N arm of Malibu Lake 220 Comment
  RSA146102  Oenothera californica subsp. californica Peter H. Raven 1959-3-31 13905 Los Angeles 2.5 miles west of Littlerock. Comment
  RSA609277  Oenothera californica subsp. californica Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Juniper Hills Road, Juniper Hills, just north of road. 1372 Comment
  CHSC22128  Oenothera deltoides Robert A. Schlising 1972-6-1 3042 Los Angeles 1.0 mi SW of jct hwy N2 and Spunkey Canyon Road, along latter. Comment
  UCD168210  Oenothera elata subsp. hirsutissima J. W. Barry May1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  POM175374  Oenothera elata subsp. hirsutissima West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Above Pine Flats. Comment
  UC115415  Oligomeris linifolia T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  SDSU20027  Opuntia littoralis Michael G. Simpson, Lori L. Simpson 2012-4-21 3679 Los Angeles Santa Catalina Island, top of ridge north of USC Marine station. 55 Comment
  JEPS11668  Orobanche californica subsp. feudgei Frank W. Peirson 1921-7-3 2489 Los Angeles San Gabriel Mountains. Ridge south of Swartout Valley. Comment
  RSA0040131  Orobanche californica subsp. feudgei Orlando Mistretta 1990-6-15 s.n. Los Angeles Little Rock Creek 1028 Comment
  RSA599331  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Lauren Raz 1997-3-26 9359 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA230260  Osmorhiza berteroi R. F. Thorne 1969-7-2 38317 Los Angeles Angeles National Forest; Cedar springs ca. 1/2 mile E of Kratka ridge along Angeles Crest Hwy 2072 Comment
  JEPS2994  Osmorhiza brachypoda Frank W. Peirson 1919-5-21 451 Los Angeles Arroyo Seco San Gabriel Mountains 609 Comment
  RSA592290  Oxalis albicans subsp. pilosa Louis C. Wheeler 1967-5-13 9537 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  SEINET10494808  Oxalis corniculata David B. Dunn 1947-7-20 Dunn 2991 Los Angeles Collected at 316 n avenue 50. Comment
  RSA529148  Oxytheca parishii var. parishii Tim S. Ross, S. D. Boyd 1991-7-24 5593 Los Angeles Pacifico Mountain Road ca 0.5 airmile SSE of Tie Summit Station. 1646 Comment
  RSA64884  Oxytheca parishii var. parishii F. W. Peirson 1921-6-18 5350 Los Angeles Divide north of Mt. Islip 2043 Comment
  UC1745983  Oxytheca trilobata Annetta M. Carter, Arthur Carter 1935-9-13 990 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  UCSB21116  Packera ionophylla Wilken, Dieter 1968-7-9 Los Angeles Along the Angeles Crest Highway at Dawsen Saddle between Big Pines and Islip Saddle, San Gabriel Mtns. 2468 Comment
  OBI53718  Paeonia californica David Charlton 1988-4-2 1474 Los Angeles Cleghorn Rd Turnoff on Cajon Pass, I15, Swarthout Valley Rd to end of pavement. Site is under powerline Rolling hills 1676 Comment
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Feb 4 2015
  SEINET10799056  Palafoxia arida David B. Dunn 1948-2-21 Dunn 3660 Los Angeles In wash. A rain about two weeks earlier. Hills still quite dry. Near Pushawalla. Comment
  POM367109  Parapholis incurva F. R. Fosberg 1931-4-3 S 4476 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  SBBG83251  Parapholis incurva M. Daily 1986-4-7 SCa-t- 8 Los Angeles Bird Rock Comment
  RSA0108861  Parietaria hespera var. californica Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 SCa- 520 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach. 9 Comment
  RSA225747  Parietaria hespera var. hespera Robert F. Thorne, Arthur C. Gibson 1971-5-22 39715 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA600359  Paspalum distichum Steve Boyd, Lauren Raz 1997-5-28 9878 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA733147  Paspalum vaginatum R. E. Riefner 2006-7-8 6 -293 Los Angeles City of Malibu, Malibu Lagoon, E. lagoon near Surfrider Beach. 0 Comment
  UCSB71638  Pectocarya linearis subsp. ferocula Gross, LeRoy 2003-3-7 Los Angeles Transverse Ranges; Verdugo Mountains Region; northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway; enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland; (Burbank 7.5 Quad.; T2N R14W S23, NE1/4) 555 Comment
  RSA0036305  Pectocarya penicillata LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6970 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  UCR118696A  Pectocarya penicillata David Charlton 1989-4-30 3032 A Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs, c. 5 mi. (air) south of Palmdale, approximately 1 mile north of the northern boundary of the Angeles National Forest 1037 Comment
  RSA549557  Pectocarya recurvata Tim Ross 1992-4-4 6105 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  RSA772398  Pectocarya setosa R. G. Swinney 2009-5-12 10725 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge & Alimony Ridge Rd. and to 0.5 mi NW up ridge 1435 Comment
  SFV3422  Pedicularis densiflora M. L. Vincent 1961-3-12 s.n. Los Angeles Santa Monica Mountains Malibu area. Las Virgenes Road. On dry slope in Tapia Park. 150 Comment
  SBBG98455  Pelargonium X hortorum T. Ross 1991-5-22 5435 Los Angeles lower Wilson Cove Cyn, just W of the dock activities 12 Comment
  RSA592605  Pellaea andromedifolia Mark Hoefs 1973-3-17 128 Los Angeles Santa Catalina Island: hanging from slope near Ben Weston Beach Road. 60 Comment
  UCR258522  Pellaea andromedifolia R. G. Swinney 2010-8-9 13479 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  SD21278  Pellaea mucronata Norman E. Bilderback 1938-4-16 Los Angeles Catalina Island: Avalon Comment
  SEINET11713872  Pellaea mucronata W. R. Hamilton 1901-1 s.n. Los Angeles near Long Beach Comment
  RSA686917  Pellaea mucronata subsp. californica F. R. Fosberg, Joseph A. Ewan 1931-8-13 797 Los Angeles Islip Trail, S. slope mt. Hawkins; San Gabriel Moutains 2301 Comment
  RSA0115835  Pellaea mucronata subsp. mucronata R. G. Swinney 2011-3-29 14254 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  SFV65  Pellaea mucronata var. mucronata K. A. Wilson 1961-3-11 987 Los Angeles San Gabriel Mountains San Francisquito Canyon. 1.5 miles south of Green Valley (Spunky Canyon Road). 825 Comment
  RSA686910  Pellaea mucronata var. mucronata Albert J. Perkins 1920-3-6 s.n. Los Angeles San Gabriel Moutains, Trail to Opido Camp Comment
  UCR101228  Pennisetum clandestinum L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mtns., 0.2 miles inside mouth of San Gabriel Canyon 232 Comment
  RSA623866  Pennisetum setaceum Kathleen J. Wilder 1991-5-11 76 Los Angeles Mt. Fiji, on Occidental Campus Comment
  RSA725123  Penstemon centranthifolius Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -40 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR116294  Penstemon centranthifolius B. G. Pitzer 1998-5-12 3712 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  RSA285613  Penstemon centranthifolius D. C. Michener 1980-6-30 3690 Los Angeles San Gabriel Mountains. Circa 0.5 mile north of Aldeer Saddle on the road to Little Rock Creek. Comment
  RSA412439  Penstemon centranthifolius T. W. Minthorn 1927-6-11 s.n. Los Angeles Near Neenach. Comment
  SFV16159  Penstemon centranthifolius P. A. Krueger 1994-5-2 6 Los Angeles San Gabriel Mountains 1 mile on 2N23 from Highway 2. On south facing slope. 1400 Comment
  POM128325  Penstemon grinnellii subsp. grinnellii George B. Grant 4594 Los Angeles Mt. Wilson. Comment
  POM175341  Penstemon grinnellii subsp. grinnellii E. Crow 1930-6-29 s.n. Los Angeles Near Pine Flats, San Gabriel Mountains. Comment
  RSA17064  Penstemon grinnellii subsp. grinnellii Carl B. Wolf 1936-5-27 7852 Los Angeles San Gabriel Mountains, Aliso Canyon to Buckhorn Flats Road, 2 miles above Tie Camp Summit. 1677 Comment
  RSA674842  Penstemon heterophyllus var. australis Scott D. White, Kent Hughes 2000-5-16 7831 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  JEPS4474  Penstemon labrosus Rimo Bacigalupi 1952-8-9 3904 Los Angeles summit of Blue Ridge above and sw of Wrightwood and Swarthout Valley (near Guffey Public Camp, in the San Gabriel Range); San Gabriel Range, Angeles National Forest 2438 Comment
  UCR223179  Penstemon labrosus R. G. Swinney 2009-7-22 11311 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA749084  Penstemon rostriflorus R. G. Swinney 2005-8-11 8455 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  CHSC1892  Penstemon spectabilis E. Thomas 1940-4-13 Los Angeles Claremont. 335 Comment
  POM199722  Penstemon spectabilis subsp. subviscosus I. W. Clokey, Bonnie C. Templeton 1929-03 4475 Los Angeles Open roacky ridge. 300 Comment
  NY661191  Penstemon spectabilis var. spectabilis A. M. Ottley 1920-5-8 633 Los Angeles San Rafael Hills Comment
  POM123113  Pentachaeta lyonii Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA0066314  Pentagramma triangularis K. Bahns 1949-2-8 s.n. Los Angeles San Dimas Canyon. 457 Comment
  LA200087  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-20 1758 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1 mi from mouth of canyon. 91 Comment
  UCSB62237  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-11-12 Los Angeles San Gabriel Mtns., Iron Fk. of the E. Fk. of the San Gabriel River, ca. 1/2 mi. up from Iron Fk. Camp 1036 Comment
  UCSB62245  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-9-4 Los Angeles San Gabriel Mtns., Fish Fork of the East Fork of the San Gabriel River, ca. 1 mi. downstream from upper Fish Fork Camp 1584 Comment
  SBBG125056  Perideridia pringlei A. Parikh, N. Gale 2010-6-8 3264 Los Angeles E Liebre Mtns, Sierra Pelona, NW of Vincent and Soledad Pass, 3.4 km NW of State Hwy 14, under power lines 1185 Comment
  CAS-BOT-BC355976  Perityle emoryi Mrs. C. E. Miller 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  SBBG31251  Perityle emoryi R. F. Thorne with P. C. Everett 1965-5-11 34527 Los Angeles near Ballast Pt, E side of Catalina Harbor 60 Comment
  SD112714  Perityle emoryi Darley F. Howe 1947-3-22 1520 Los Angeles Coast north of Santa Monica Comment
  CAS-BOT-BC419006  Persicaria lapathifolia Louis C. Wheeler 1933-8-20 2087 Los Angeles Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mts. 304 Comment
  RSA0085338  Phacelia R. G. Swinney 2010-6-21 13279 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  CAS-BOT-BC6696  Phacelia austromontana Frank Warrington Peirson 1928-6-2 7940 Los Angeles San Gabriel Mts., S. Fork Rock Cr. 1828 Comment
  UCR273375  Phacelia brachyloba R. G. Swinney 2011-6-22 15257 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  IRVC27801  Phacelia cicutaria A. C. Sanders, T. B. Salvato 2005-4-26 29744 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 Comment
  RSA714985  Phacelia cicutaria A. C. Sanders 2003-5-22 26824 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  CHSC95846  Phacelia cicutaria var. hispida LeRoy Gross; Laura Moore 2000-6-5 211 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview and Mountain, Glendale. 274 Comment
  RSA3535  Phacelia cicutaria var. hispida Carl B. Wolf 1932-5-9 3479 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  RSA580195  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd 1994-5-25 7947 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  UC1234777  Phacelia cicutaria var. hispida Peter H. Raven 1962-5-23 17855 Los Angeles ocean bluffs at e side Avalon Bay; Santa Catalina Island Comment
  UC457250  Phacelia cicutaria var. hispida Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR274134  Phacelia cicutaria var. hispida Steven A. Junak 1999-7-17 SCa- 1074 Los Angeles Channel Islands, Santa Catalina Island, Cape Canyon 238 Comment
  SDSU6635  Phacelia cicutaria var. hispida A. H. Gallup 1948-4-28 150 Los Angeles Claremont 'Wash' northeast of Claremont. 381 Comment
  UCR213314  Phacelia cicutaria var. hubbyi Justin M. Wood 2009-6-8 856 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  UCR197755  Phacelia cryptantha Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 5 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA74727  Phacelia davidsonii F. W. Peirson 1908-4-20 968 Los Angeles Mt Wilson. 1738 Comment
  RSA279109  Phacelia distans Robert F. Thorne 1971-3-18 41502 Los Angeles Cobal Canyon, c. 3 miles N of Claremont. 503 Comment
  RSA599801  Phacelia distans Steve Boyd, Lauren Raz 1997-3-25 9293 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  SBBG82788  Phacelia distans M. Bufkin -Apr-1895 Los Angeles near Pasadena Comment
  UCR177471  Phacelia distans LeRoy Gross 2005-5-3 2195 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR186920  Phacelia distans A. C. Sanders 2006-4-25 32170 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA647972  Phacelia distans Michelle Manolovitz, Brian Manolovitz 1992-5-12 20 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 500 feet north of park office. Comment
  SEINET4081445  Phacelia distans M. B. Dunkle 1939-1 7212 Los Angeles At southeast point of San Clemente Island. Comment
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Jul 26 2016
  RSA17986  Phacelia egena P. A. Munz 1923-5-26 6875 Los Angeles San Gabriel Mountains, Rock Creek. 1296 Comment
  RSA579873  Phacelia egena Tim S. Ross, Steve D. Boyd 1994-5-24 7852 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  UC1426004  Phacelia floribunda Robert F. Thorne 1973-4-11 42853 Los Angeles Norton Canyon San Clemente Island (middle portion) 274 Comment
  RSA597269  Phacelia fremontii Tim S. Ross 1990-6-18 3514 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  UC186030  Phacelia fremontii K. Brandegee May 1889 Los Angeles South Side (Ravenna) Comment
  UC24313  Phacelia fremontii Harvey M. Hall 1896-8-5 291 Los Angeles Swartout Canyon San Antonio Mts. Comment
  UCR199007  Phacelia fremontii Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  UCR280694  Phacelia fremontii R. G. Swinney 2014-4-10 16044 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA713731  Phacelia fremontii LeRoy Gross 2005-4-28 2139 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR205132  Phacelia grandiflora R. G. Swinney 2008-4-28 8694 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR281649  Phacelia grandiflora R. G. Swinney 2014-5-27 16691 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  UCR190424  Phacelia imbricata R. G. Swinney 2001-6-16 7986 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  POM8219  Phacelia imbricata subsp. imbricata P. A. Munz 1921-6-17 4652 Los Angeles San Antonio Mountains, Swartout [Swarthout] Valley. 1829 Comment
  RSA507997  Phacelia longipes Steve Boyd 1988-4-28 2252 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA0031809  Phacelia minor Geraldine Dodd 1992-5-9 009 Los Angeles San Gabriel Mts. 3 miles north of corner of Loma Alta Dr. & Lake Ave. in Altadena.Sam Merrill hiking trail. 1066 Comment
  RSA579163  Phacelia minor Tim S. Ross, Darin Banks 1994-4-12 7480 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 552 Comment
  SD237475  Phacelia mohavensis R. G. Swinney 2008-7-24 9288 Los Angeles San Gabriel Mountains: Waterman Mountain (Waterman Mountain 7.5'Q) 2412 Comment
  UCR272956  Phacelia mohavensis R. G. Swinney 2011-7-29 15575 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA0113997  Phacelia ramosissima R. G. Swinney 2010-8-30 13627 Los Angeles San Gabriel Mountains; East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA428160  Phacelia ramosissima var. austrolitoralis I. M. Johnston 1917-6-10 1322 Los Angeles Playa del Rey. Comment
  RSA428167  Phacelia ramosissima var. austrolitoralis Marie Jensen 1931-7-10 s.n. Los Angeles El Segundo. Comment
  RSA74780  Phacelia ramosissima var. latifolia F. W. Peirson 1929-6-30 8424 Los Angeles Aliso Creek at Tie Canyon. 1357 Comment
  POM356924  Phalaris minor Chung-Hsin Chung 1931-2-26 s.n. Los Angeles Pasadena. Comment
  UCR274113  Phalaris paradoxa Steven A. Junak 1999-5-8 SCa- 907 Los Angeles California Islands, Santa Catalina Island, west side of Fern Canyon, in Cottonwood Canyon drainage, along abandoned road 122 Comment
  UCR136953  Pholisma arenarium B. C. Templeton 1938-6-30 6514 Los Angeles South Coast, El Segundo, sand dunes Comment
  RSA459256  Pholistoma auritum Martha Hilend 1928-4-18 201 Los Angeles Griffith Park. Comment
  SBBG64822  Pholistoma membranaceum M. N. Ackley 1926-5-8 380 Los Angeles Little Rock 914 Comment
  SEINET3101626 Image available Pholistoma membranaceum Richard G. Swinney 2009-4-2 10251 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1223 Comment
  SBBG19148  Pholistoma racemosum M. A. Piehl 1965-12-7 631070 Los Angeles point across SE tip of island from Pyramid Head 7 Comment
  UCSB1318  Phoradendron leucarpum subsp. macrophyllum B., K. 1944-2-5 Los Angeles Camp 10 road, below last road gage, San Dimas Experimental Forest, San 'Gabriel Comment
  CAS-BOT-BC141297  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8130 Los Angeles Liebre Mountain: vicinity of West Summit (construed knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  CAS-BOT-BC141315  Phoradendron serotinum subsp. tomentosum Louis C. Wheeler 1936-6-30 4200 Los Angeles San Dimas Canyon near dam, San Gabriel Mts. 426 Comment
  RSA597192  Phoradendron villosum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3732 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA794888  Physalis acutifolia Justin M. Wood, Brandy Wood 2010-10-16 2940 Los Angeles City of Pomona: California State Polytechnic University, Pomona. Just southwest of intersection of Temple and Campus, just north of the Farm Store. 213 Comment
  HSC79836  Pinus contorta var. murrayana B. A. Prigge 1970-12-12 109 Los Angeles 18 mi. N of San Dimas, 1 mi. S of Dawsom Saddle on Hwy. 2, San Gabriel Mtns. 2744 Comment
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Oct 16 2014
  CAS-BOT-BC78869  Pinus monophylla Joseph Andorfer Ewan 1936-8-2 9918 a Los Angeles Mescal Creek 1615 Comment
  RSA384364  Pinus monophylla George R. Johnstone 1928-03 s.n. Los Angeles Near Little Rock, Mojave Desert Comment
  CATA1818  Pinus radiata Benjamin E. Carter 2012-8-31 7018 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  RSA594972  Pinus sabiniana T. S. Ross 1995-4-26 8384 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 0.9 road-mile NE of its junction with the Old Ridge Route; ca 4550 ft SSW of Sandberg Triangulation Point (5345 ft). 1341 Comment
  CATA410  Pinus torreyana Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 547 Los Angeles Santa Catalina Island: Mt. Black Jack Campground 451 Comment
  POM168185  Piperia cooperi C. F. Baker 1904-05 4844 Los Angeles Hills near Claremont Comment
  CDA20542  Piptatherum miliaceum M. O'Brien 2005-7-3 MOB 4 -05 Los Angeles South Coast; La Piedra State Beach. 0 Comment
  RSA522938  Piptatherum miliaceum Timothy S. Ross, Orlando Mistretta 1990-10-24 3301 Los Angeles near mouth of Susanna Canyon 472 Comment
  RSA588611  Piptatherum miliaceum Orlando Mistretta 1994-5-23 1241 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  NY1154677  Plagiobothrys arizonicus N. H. Holmgren 1974-4-5 7631 Los Angeles North foothills of the San Gabriel Mountains, Portal Ridge, 13 airline miles west of Lancaster 1067 Comment
  RSA599271  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-3-31 9445 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA772388  Plagiobothrys arizonicus R. G. Swinney 2009-5-12 10713 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg ) of Littlerock 1061 Comment
  SFV6242  Plagiobothrys canescens M. H. Grayum, A. Starrett, D. Friesen 1974-5-18 s. n. Los Angeles Santa Susana Mountains Ridge separating upper Ybarra Canyon from East Fork of Devil Canyon. 884 Comment
  RSA80191  Plagiobothrys canescens F. W. Peirson 1918-4-28 2735 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  LA40190  Plagiobothrys nothofulvus Carl Epling; March 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA164802  Plagiobothrys nothofulvus Wesley O. Griesel 1963-4-26 766 Los Angeles About 1/2 mile southeast of Devil s Gate Dam, Pasadena. 366 Comment
  RSA777710  Plagiobothrys tenellus R. G. Swinney 2009-6-2 11020 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CATA1857  Plantago coronopus Denise Kraus, Judy Hibbs 2000-5-24 38 Los Angeles Santa Catalina Island: Wild Boar Gully, at Transect 3. On flat plateau in southern portion of exclosure 219 Comment
  POM47627  Plantago erecta L. R. Abrams 1899-03 344 Los Angeles Ballona Harbor Comment
  UC166763  Plantago erecta Geo. B. Grant 1906-4-2 Los Angeles Altadena Comment
  UCR241077  Plantago erecta Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  RSA609288  Plantago erecta Louis C. Wheeler 1974-4-14 s.n. Los Angeles Wildwood Ranch, Shuler Canyon. 412 Comment
  RSA595628  Plantago lanceolata Mark Hoefs, Robert F. Thorne 1996-4-6 2662 Los Angeles Upper Avalon Canyon, Hermits Gulch Trail, where trail crosses stream. 165 Comment
  UCSB7510  Plantago lanceolata Wedberg, H. 1958-5-11 Los Angeles Vacant lot back of 1001 Gayley; Westwood Village Comment
  IRVC27019  Plantago major Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2994 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  RSA649008  Plantago major Scott Lowe 1991-5-12 32 Los Angeles San Gabriel River chanel, about 500 m. norht of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA0110616  Plantago ovata Steven A. Junak 1999-4-23 SCa- 854 Los Angeles Santa Catalina Island. S side of island, on ridge below Triangulation Point granite. 481 Comment
  JEPS15503  Plantago virginica Peter H. Raven 1956-6-17 9400 Los Angeles Westwood Comment
  RSA733744  Platanthera Richard G. Swinney 1999-8-14 7622 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi WSW of Dawson Peak 2146 Comment
  UCR138851  Platanthera sparsiflora L. C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mtns, [Pigeon Ridge] west of heliport 1585 Comment
  UCR189846  Platanthera sparsiflora R. G. Swinney 1998-7-21 6472 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  CAS-BOT-BC434253  Platanus racemosa T. B. Salvato; H. Spencer Badet; Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  CAS-BOT-BC93183  Platanus racemosa Peter H. Raven 1959-3-15 C 143 Los Angeles Santa Monica Mountains. Just east of Zuma Beach. 21 Comment
  RSA0022374  Platanus racemosa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5134 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA29911  Platanus racemosa Louis C. Wheeler 1931-10-16 258 Los Angeles Foothills 1/2 mi. E Palmer Canyon. 610 Comment
  UCR108191  Platanus racemosa M. E. Siqueiros D. 1997-3-19 4380 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. & Foothill Blvd. west of main paved road, north of Foothill Blvd. 50 m from NW fence. 412 Comment
  CAS-BOT-BC91674  Platystemon californicus C. F. Baker 1904-5-2 4731 Los Angeles Hills near Claremont. Comment
  RSA433728  Plectritis ciliosa subsp. insignis Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Exper. For. trail to flumes 4 and 5, San Dimas Canyon, San Gabriel Mt. Comment
  CAS-BOT-BC356126  Pluchea odorata F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom. Near Los Angeles Comment
  UC54179  Pluchea odorata var. odorata Ernest Braunton Aug. 1902 624 Los Angeles Cienega Comment
  RSA0092464  Poa R. G. Swinney 2011-6-23 15282 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  RSA592297  Poa annua L. C. Wheeler 1967-5-13 9548 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  RSA656210  Poa annua Joseph M. Keefe 1977-6-11 22081 -A Los Angeles Camp Max Straus, Engleheard Canyon, Glendale. 366 Comment
  RSA658485  Poa annua Patricia Kouo 1994-4-27 944199 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  UCR186927  Poa bulbosa A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32028 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  SEINET13297586 Image available Poa howellii R. G. Swinney 2011-1 14770 B Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned "Milley's Apple Orchard" (Chilao Flat 7.5' Q.) (T3N R12W S35) 911 Comment
  LA200953  Poa palustris Peter H. Raven; Henry J. Thompson 1960-5-29 sn Los Angeles SANTA MONICA MOUNTAINS, Sandstone Peak, Eastern slope of peak. 670 Comment
  LA202774  Poa palustris Peter H. Raven; David S. Verity 1960-5-7 15342 Los Angeles SANTA MONICA MOUNTAINS, ca 1 mi. SW of Seminole Hot Springs. 335 Comment
  RSA484195  Poa pratensis S. F. Patton 1914-5-3 s.n. Los Angeles City Lawns Comment
  POM1238  Poa secunda B. Sanford 1912-05 s.n. Los Angeles Claremont Comment
  RSA127957  Poa secunda H. J. Thompson 1959-3-27 1887 Los Angeles Santa Monica Mountains: 0.5 mile east of peak, Saddle Peak, 701 Comment
  RSA678389  Poa secunda Valerie L. Soza, LeRoy Gross 2002-4-3 1372 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  SFV22104  Poa secunda R. G. Swinney 2009-6-3 11045 Los Angeles San Gabriel Mountains Horse Flats, 1 air mile north-northwest of Newcomb's Ranch at Angeles Crest Highway (Highway 2). Flats with shallow channel with areas of surface water. 1720 Comment
  UCR280765  Poa secunda R. G. Swinney 2014-4-30 16300 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  CAS-BOT-BC236260  Poa secunda subsp. juncifolia A. S. Hitchcock 2003-3-1 1014 Los Angeles Garvanza Comment
  UC54970  Polycarpon depressum E. Braunton 859 Los Angeles Playa del Rey Comment
  CDA3402  Polycarpon tetraphyllum G. C. Fleischman 1942-6-11 Los Angeles East Washington Avenue, Altadena. 0 Comment
  RSA355916  Polygonum argyrocoleon Robert F. Thorne 1975-9-4 47394 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA645705  Polygonum argyrocoleon A. C. Sanders, E. J. Lott 1993-5-6 13955 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave ''F''. [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  UCR48185  Polygonum argyrocoleon R. F. Thorne 1975-9-4 47394 Los Angeles Santa Catalina Island; Fisherman's Cove; campus of USC Marine Science Center Comment
  UCR94692  Polygonum argyrocoleon A. C. Sanders, E. J. Lott 1993-5-6 13955 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  SD237567  Polygonum aviculare R. G. Swinney 2009-8-25 11473 Los Angeles Transverse Range: San Gabriel Mountains: Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn, Road and Big Pines Road (Mescal Creek 7.5'Q) 2061 Comment
  SEINET3160315  Polygonum aviculare G. B. Grant 1904-5-24 1020 Los Angeles Pasadena Comment
  UCR108376  Polygonum aviculare L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: 17th Street at Gaffey Street 29 Comment
  UCR95275  Polygonum aviculare L. C. Wheeler 1966-10-6 8956 Los Angeles San Gabriel Mtns., Islip Saddle, Angeles Crest Hwy 2043 Comment
  UCR219920  Polygonum lapathifolium R. G. Swinney, Jane Strong 2009-4-21 10399 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  RSA466372  Polygonum punctatum H. de Forest 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  RSA466373  Polygonum punctatum E. S. Spalding 1923-10-11 s.n. Los Angeles Near Dahlia farm, La Canada road Comment
  LA94044  Polypodium californicum Lawrence L. Kiefer; 1966-5-14 2023 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr., canyon N of road between Benedict Cyn Dr and Coldwater Canyon Dr. 304 Comment
  RSA640159  Polypodium californicum L. C. Wheeler 1968-05 s.n. Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. Comment
  UCR208041  Polypodium californicum P. A. Munz 1923-4-9 6653 Los Angeles Channel Islands, San Clemente Island, east coast Comment
  UCSB62388  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  RSA529287  Polypodium californicum T. S. Ross 1991-4-8 4468 Los Angeles Elephant Hill: western Pomona., Range of site elevation: ca 750-1165 ft. 311 Comment
  UCSB12090  Polypodium californicum Haines, Bruce 1962-3-10 Los Angeles 5mi N of Pacific Ocean on CA State Hwy 27 Comment
  UCSB62325  Polypodium californicum Kiefer, Lawrence 1966-4-10 Los Angeles Santa Monica Mtns., Rustic Canyon, ca. 0.25mi S of Camp Josepho 304 Comment
  UCSB62370  Polypodium californicum Kiefer, Lawrence 1967-3-26 Los Angeles San Gabriel Mtns., NE of Sunland, W of Big Tujunga Station, unnamed tributary of Big Tujunga Canyon, first stream (N-flowing), E of Stone Canyon, ca. 1/2mi up 792 Comment
  UCSB62398  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  UCSB62401  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  UCSB62464  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  RSA733135  Polypogon australis R. G. Swinney 1998-8-1 6608 Los Angeles Mine Gulch at East Fork of San Gabriel River Canyon. Open canyon bottom, lower Mine Gulch with no riparian development except right at aconfluence; sandy-silty soil with rocks. 1341 Comment
  CATA804  Polypogon interruptus Mark L. Hoefs, Robert Given 1991-6-12 1376 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  UCR273198  Polypogon interruptus R. G. Swinney 2011-10-25 15880 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  CAS-BOT-BC232421  Polypogon monspeliensis R. D. Alderson No date on label 375 Los Angeles Witch Creek [?] Comment
  CDA2352  Polypogon monspeliensis Phillipson 1915-6-2 22 .2.J. Los Angeles El Monte. Comment
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Oct 3 2010
  LA10119  Polypogon monspeliensis Joseph Andorfer Ewan; 1932-6-28 7506 Los Angeles Santa Monica Mountains, Los Angeles River at Hyperion Bridge Comment
  RSA600368  Polypogon monspeliensis Steve Boyd, Lauren Raz 1997-5-28 9870 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  CAS-BOT-BC72276  Polystichum imbricans subsp. curtum C. F. Baker 1903-8-2 3674 Los Angeles San Antonio Canyon, Claremont Comment
  UCSB8318  Polystichum munitum Crum, Charles 1958-7-3 Los Angeles Crystal Lake Road. 1219 Comment
  CAS-BOT-BC6244  Polystichum munitum subsp. curtum Joseph Andorfer Ewan 1931-9-7 5159 Los Angeles Sawpit Canyon, San Bernardino Mts. 1280 Comment
  UCR205717  Populus balsamifera subsp. trichocarpa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36921 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  LA208531  Populus fremontii subsp. fremontii Sharon Johnston; 1957-3-31 40 Los Angeles Frenchman's Flats, 15 mi. S of Gormon on Hwy 99 1371 Comment
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Jun 18 2014
  SFV19346  Populus fremontii subsp. fremontii A. E. Tibbels 1999-5-1 32 Los Angeles San Fernando Valley Big Tujunga Wash. West of Wescott Avenue and south of Grove Street. 390 Comment
  LA33991  Populus trichocarpa Henry J. Thompson; 1959-5-31 2062 Los Angeles 182 Comment
  RSA0025348  Populus trichocarpa Anuja Parikh, Nathan Gale 2011-6-24 3500 Los Angeles TR, SnGb, S of Rabbit Peak, 1.4 km E of Angeles Forest Hwy, just SE of Monte Cristo Creek. 1242 Comment
  POM802  Portulaca oleracea D. L. Crawford 1915-6-27 s.n. Los Angeles Claremont. Comment
  RSA464677  Portulaca oleracea Freda Detmers 1932-7-19 s.n. Los Angeles 2600 block of Hoover St. Comment
  RSA0114478  Potamogeton Steven A. Junak 1999-7-17 SCa- 1064 Los Angeles Santa Catalina Island. NW side of Patrick Reservoir. 411 Comment
  CAS-BOT-BC267151  Potamogeton foliosus A. D. E. Elmer 1902-6-1 3503 Los Angeles Lancaster Comment
  UCR210084  Potentilla glandulosa R. G. Swinney 2008-7-24 9340 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  CAS-BOT-BC154931  Prunus ilicifolia Carl B. Wolf 1935-9-18 7569 Los Angeles 1 mi. E. of Newhall. Placerita Canyon. Along Placerita Creek 396 Comment
  UC75404  Prunus ilicifolia C. F. Baker 1903-8-2 3670 Los Angeles San Antonia Canyon near Claremont; San Antonia Canyon Comment
  RSA754138  Prunus ilicifolia subsp. ilicifolia Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1824 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 403 Comment
  SBBG12788  Prunus ilicifolia subsp. lyonii E. R. Blakley 1961-9-24 4765 Los Angeles Cherry Valley 6 Comment
  SBBG13251  Prunus ilicifolia subsp. lyonii M. A. Piehl 1962-6-10 62402 Los Angeles cyn E of Thirst 304 Comment
  SBBG39238  Prunus ilicifolia subsp. lyonii M. B. Dunkle 1939-4-3 7243 Los Angeles Chenetti Cyn 9 Comment
  SBBG98703  Prunus ilicifolia subsp. lyonii T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5278 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  LA208148  Prunus ilicifolia subsp. lyonii J. Sauer; J. A. Schmid 1969-5-10 4514 Los Angeles Santa Monica Mountains, Reservoir Canyon, central E coast Comment
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Jan 30 2015
  CAS-BOT-BC154779  Prunus virginiana var. demissa Joseph Ewan; Nesta D. Ewan 1936-7-19 9751 Los Angeles Prairie Fork, San Gabriel Mts. 2194 Comment
  CAS-BOT-BC154780  Prunus virginiana var. demissa Le Roy Abrams; E. A. McGregor 1908-7-5 639 Los Angeles [Swartout] Swarthout Canyon, desert slopes of the San Gabriel Mountains 1981 Comment
  RSA712717  Pseudognaphalium biolettii A. C. Sanders 2003-3-14 25759 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  SBBG17750  Pseudognaphalium biolettii P. H. Raven 1962-4-11 17287 Los Angeles N of a point W of Wall 2 30 Comment
  SBBG95187  Pseudognaphalium biolettii M. B. Dunkle 1928-3-17 1748 Los Angeles Johnson's -6 Comment
  UC29433  Pseudognaphalium biolettii J. H. Barber 1907-3-16 69 Los Angeles Santa Monica Expt Station Southern California Comment
  RSA535341  Pseudognaphalium biolettii Timothy S. Ross 1991-5-21 5379 Los Angeles San Clemente Island. Upper easterly branch of Box Canyon, affected by recent burn. Rocky drainage bottom and clay slopes. 473 Comment
  CAS-BOT-BC356713  Pseudognaphalium californicum Tim Ross 1992-6-15 6576 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): S-draining tributary of Turnbull Canyon 304 Comment
  RSA0115966  Pseudognaphalium californicum R. G. Swinney 2010-4-23 13579 Los Angeles San Gabriel Mountains: Mt. Zion Summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  UC729586  Pseudognaphalium californicum Carl B. Wolf 1932-5-9 3483 Los Angeles left (e) fork Pebbly Beach Canyon (1/3 mi above Mexican Houses); Santa Catalina Island, Pebbly Beach Canyon 152 Comment
  LA32059  Pseudognaphalium californicum Peter H. Raven; Henry J. Thompson 1959-6-4 14326 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  SD69491  Pseudognaphalium luteoalbum Robert F. Thorne, P. Everett 1965-6-23 34983 Los Angeles Santa Catalina Island, near margin of Hay Press Reservoir 409 Comment
  SD257192  Pseudognaphalium microcephalum R. G. Swinney 2010-8-16 13565 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon Arcadia Wilderness Park. (Mt Wilson 7.5'Q) 280 Comment
  UC485717  Pseudognaphalium microcephalum Minnie Reed 1895-8-3 Los Angeles Pomona Comment
  UCD135180  Pseudognaphalium microcephalum Richard Bates 1949-4-10 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA0065720  Pseudognaphalium stramineum Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4782 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA700381  Pseudotsuga macrocarpa Tim Thibault 2003-9-28 60 Los Angeles east of N3, across from Clear Creek Education Center 1057 Comment
  SEINET7106646  Psoralea bituminosa V. Soza, Leroy Gross 2001-4-18 1140 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 fire area, between Little Santa Anita and Santa Anita Canyons, north side of Santa Anita Canyon Road. (Mount Wilson).; 0 396 Comment
  RSA661006  Pteridium aquilinum var. pubescens LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 389 Los Angeles Vedugo Mountains Region: Southeast side. Dead Horse Canyon. 335 Comment
  RSA229100  Pterospora andromedea R. F. Thorne 1969-7-29 38872 Los Angeles Near Lodgepole Picnic ground at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Hwy., 1.2 mi. SE of Dawson saddle. 2332 Comment
  RSA591555  Pterospora andromedea L. C. Wheeler 1966-10-6 8958 Los Angeles San Gabriel Mountains, Mt. Williamson 2485 Comment
  RSA0080780  Pterostegia drymarioides R. G. Swinney 2010-4-15 12245 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  RSA674850  Pterostegia drymarioides Scott D. White, Kent Hughes 2000-5-17 7876 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  SBBG98618  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5338 Los Angeles between Box and Horse Cyns 484 Comment
  UC635042  Pterostegia drymarioides Herbert L. Mason 1927-6-14 3755 Los Angeles San Gabriel Mts., San Antonio Canyon 914 Comment
  POM18111  Purshia tridentata var. glandulosa Philip A. Munz 1923-5-25 6820 Los Angeles Big Rock Creek. 1280 Comment
  CAS-BOT-BC45824  Quercus F. Grinnell Jr. 1917-4-10 s.n. Los Angeles Pasadena Comment
  UCSB28156  Quercus X alvordiana Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  RSA596812  Quercus agrifolia Tim S. Ross, J. Mark Porter 1995-5-4 8473 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR217142  Quercus agrifolia Jonas A. Winbolt, Rocky Brown 2010-8-20 003 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  RSA476837  Quercus agrifolia var. agrifolia F. R. Fosberg 1931-8-10 S 5663 Los Angeles N. fork San Gabriel Canyon 1/2 mi. below camp coldbrook Comment
  RSA476845  Quercus agrifolia var. agrifolia Ora M. Clark 1928-12-8 1362 Los Angeles Coastal Vallies, E. Pasadena Comment
  RSA708610  Quercus berberidifolia Valerie L. Soza, Leland Lubinsky 2001-5-16 1224 Los Angeles Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 457 Comment
  RSA724504  Quercus berberidifolia K. Dobry 1991-3-23 d- 123 Los Angeles 415 Stunt Rd. Santa Monica Mts. Upper Cold Creek Cyn Comment
  UCR213333  Quercus berberidifolia Justin M. Wood 2009-4-22 521 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  RSA9747  Quercus berberidifolia Louis C. Wheeler 1931-11-1 s.n. Los Angeles Foothills 1 mile E liveoak Canyon, San Gabriel Mts. 671 Comment
  SFV4837  Quercus chrysolepis F. L. McPherson 1959-5-2 s. n. Los Angeles Santa Susana Mountains South side of Oat Mountain near the top. 1037 Comment
  UC1602283  Quercus chrysolepis W. H. Brewer 1860-12-31 98 Los Angeles near San Gabriel Comment
  SEINET12034290  Quercus chrysolepis Unknown 1927-1 9- 9 -48 Los Angeles road from Mt Lowe Tavern, Mt Lowe, to observatory on Mt. Wilson,near Los Angeles Comment
  RSA611101  Quercus durata var. gabrielensis Louis C. Wheeler 1936-1-19 4076 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  RSA678833  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross 2001-4-24 1172 Los Angeles Santa Anita 1999 Fire area, Santa Anita Canyon, west side of Santa Anita Canyon Road across from the Santa Anita Dam. 549 Comment
  RSA733152  Quercus durata var. gabrielensis Susan Grose, L. Braccio, L. Gross 2007-11-11 189 Los Angeles Pasadena, Oak Grove Park. 299 Comment
  RSA733153  Quercus durata var. gabrielensis Susan Grose, L. Braccio, L. Gross 2007-11-11 190 Los Angeles Pasadena, Oak Grove Park. 299 Comment
  SFV21081  Quercus durata var. gabrielensis L. Gross 2000-10-28 306 Los Angeles Verdugo Mountains Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon where Grandview Ave. and Mountain Street meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). West-facing side of ridge above reservoir. 610 Comment
  UCD45984  Quercus durata var. gabrielensis D. Q. Cavagnaro 1963-9-19 102 Los Angeles 1.4 miles above Lower San Antonio Ranger Station, Mt. Baldy Road, Los Angeles County, California. 975 Comment
  UCR217314  Quercus durata var. gabrielensis R. G. Swinney 2009-2-26 10040 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  CAS-BOT-BC94161  Quercus engelmannii Louis C. Wheeler 1931-10-11 252 Los Angeles Thompson Wash 3 mi NE La Verne 403 Comment
  POM295273  Quercus engelmannii Lyman Benson 1949-10-20 14276 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  UC1602282  Quercus engelmannii W. H. Brewer Jan 1861 114 Los Angeles San Gabriel Comment
  OBI71243  Quercus john-tuckeri David J. Keil 1986-9-27 19735 -2 Los Angeles NW Los Angeles County; Along I-5 just S of Hungry Valley rd exit. 914 Comment
  CAS-BOT-BC105250  Quercus kelloggii Timothy S. Ross; Steve Boyd 1994-6-23 8031 Los Angeles Liebre Mountains. Sawmill Mountain: 5514- ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  RSA623512  Quercus pacifica J. M. Tucker 1992-3-31 s.n. Los Angeles Santa Catalina Island, upper Middle Ranch canyon below pump station, roughly 4.5 miles west of Avalon 256 Comment
  RSA150661  Rafinesquia californica P. H. Raven 1962-5-8 17608 Los Angeles San Clemente Island, on steep walls of second canyon south of Seal Cove 30 Comment
  LA52189  Ranunculus californicus Mary Reynolds; 1937-4-12 95 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  RSA400240  Ranunculus cymbalaria var. saximontanus F. R. Fosberg 1930-7-3 s 3035 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  SD90444  Ranunculus cymbalaria var. saximontanus Robert F. Thorne, J. Dourley 1967-10-10 37341 Los Angeles San Gabriel Mts., Angeles National Forest: Jackson Lake, west end 1867 Comment
  CATA416  Raphanus raphanistrum Sara L. Crockett, Mark Hoefs, Steve Junak , Gary Allan 1996-10-31 553 Los Angeles Santa Catalina Island: Lower Cape Canyon 198 Comment
  UCR131451  Raphanus sativus Alison Lipman 1998-5-6 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  SFV18442  Raphanus sativus C. Ferguson 1974-5-13 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Parking area. Comment
  UCR209443  Rhamnus californica R. G. Swinney 1969-4-22 352 Los Angeles San Gabriel Mtns., Glendora, foothills 0.5 mi. north of Sierra Madre Ave., above north end of Rainbow Dr. 354 Comment
  RSA0055054  Rhamnus californica Unspecified 1951-5-10 s.n. Los Angeles Escondido Canyon. 45 Comment
  RSA0083123  Rhamnus ilicifolia R. G. Swinney 2010-6-4 13031 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA0094084  Rhamnus ilicifolia Richard G. Swinney 2011-10-13 15791 Los Angeles San Gabriel Mountains: Chilao Flat, jct. of Chilao Flat Rd. (north entrance) and Silver Moccasin Trail. 1582 Comment
  RSA390832  Rhamnus ilicifolia Bonnie C. Templeton 1930-4-2 1434 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  RSA771593  Rhamnus ilicifolia R. G. Swinney 2009-6-2 11006 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SEINET13386985 Image available Rhamnus ilicifolia R. G. Swinney 2011-1 15791 Los Angeles San Gabriel Mountains: Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail (Chilao Flat 7.5' Q.) (T3N R11W S22) 1582 Comment
  UCR186748  Rhamnus ilicifolia T. B. Salvato, Sandra Murcia 2007-3-28 2004 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  UCSB4040  Rhamnus ilicifolia Ralph, F. 1959-7-18 Los Angeles U.S. 99, 6.9 mi. S of its jet. with Calif. 138. 762 Comment
  RSA604523  Rhamnus pirifolia Sara L. Crockett, Hoefs, Junak 1997-3-27 598 Los Angeles Santa Catalina Island, 0.2 miles N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; 3 m E of road 287 Comment
  UC1211008  Rhamnus pirifolia Huron H. Smith 1912-6-21 5120 Los Angeles s end Santa Catalina Island Santa Catalina Island 518 Comment
  RSA605430  Rhamnus tomentella subsp. cuspidata Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  UC33637  Rhamnus tomentella subsp. cuspidata J. Burtt Davy May 9 1896-May 24 1896 2536 Los Angeles Manzana Antelope Valley Comment
  CAS-BOT-BC170454  Rhus integrifolia Peter H. Raven 1959-3-1 13814 Los Angeles Vermont Canyon, Griffith Park - Santa Monica Mountains 243 Comment
  CAS-BOT-BC170470  Rhus integrifolia G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  UC17927  Rhus integrifolia J. Burtt Davy October, 1896 2769 Los Angeles Santa Monica Comment
  RSA0039139  Rhus ovata R. G. Swinney 2010-3-10 11789 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  UCR220384  Rhus ovata R. G. Swinney 2009-4-16 10352 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UCR256559  Ribes amarum Anuja Parikh, Nathan Gale 2011-7-15 3559 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.4 km west of State Hwy 39, San Gabriel Canyon Road 535 Comment
  RSA0042665  Ribes aureum Laura Moore, Jean Moore 1999-2-6 002 Los Angeles Pitzer College, Claremont: Northeast corner of Outback area. 350 Comment
  CAS-BOT-BC92457  Ribes aureum var. gracillimum Antone Blazic 1923-3-5 31 Los Angeles Los Angeles. Comment
  PASA2250  Ribes aureum var. gracillimum Annetta Carter 1929-1-6 Los Angeles Dry Eaton Canyon Wash Comment
  SD112112  Ribes aureum var. gracillimum Linda Allen 1975-6-15 Los Angeles Century Ranch, W. Santa Monica Mts. Comment
  UCR62226  Ribes aureum var. gracillimum R. G. Swinney 1990-1-13 1511 Los Angeles San Gabriel Mtns, Glendora, 'South Hills'; west end on ridge top at 'South Hills Park 305 Comment
  CAS-BOT-BC93085  Ribes californicum var. hesperium Prof. W. R. Dudley 1907-12-12 s.n. Los Angeles Sawpit Canon [Canyon] (near Monrovia). Comment
  LA91458  Ribes californicum var. hesperium Bruce Douglas Clayton; Greg Shaw 1972-4-4 58 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus 554 Comment
  UCR276729  Ribes cereum R. G. Swinney 2010-9-21 13853 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  CAS-BOT-BC173121  Ribes indecorum C. F. Baker 1909-2-15 5238 Los Angeles Claremont Comment
  LA205442  Ribes indecorum C. F. Baker; sn Los Angeles Claremont Comment
  POM325  Ribes indecorum C. F. Baker 1904-2-17 6399 Los Angeles Claremont. Comment
  RSA304709  Ribes indecorum James R. Shevock 1970-3-7 26 Los Angeles San Gabriel Mountains. 762 Comment
  LA50740  Ribes malvaceum W. O. Griesel; March 1936 sn Los Angeles Santa Monica Mountains, Mulholland Hy near Sepulveda Can 396 Comment
  RSA651625  Ribes malvaceum G. F. Orr 1956-3-10 s.n. Los Angeles Topanga Canyon. 549 Comment
  RSA84495  Ribes malvaceum F. W. Peirson 1927-3-19 7114 Los Angeles 1 mile or so back on thr range. Seminole Hot Springs, Santa Monica Mts. Comment
  UC1127295  Ribes malvaceum P. L. Johannsen 1934-1-18 232 Los Angeles 1/2 mi ne Mesa Peak; Calabasas Quadrangle Comment
  CAS-BOT-BC6071  Ribes malvaceum var. clementinum M. B. Dunkle 1939-11-24 7338 Los Angeles San Clemente Island. Summit above Mosquite Cove. Comment
  RSA441473  Ribes malvaceum var. viridifolium Bonnie C. Templeton 1931-4-2 s.n. Los Angeles Mulholland Drive. Comment
  RSA589107  Ribes nevadense Orlando Mistretta 1994-7-1 1391 Los Angeles San Gabriel Mountains: Santiago Canyon. Sheep Camp Spring, Northwest of summit of Pacifico Mountain. 1951 Comment
  UCR277177  Ribes nevadense R. G. Swinney 2010-9-30 13947 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UCR185575  Ribes quercetorum A. C. Sanders, T. B. Salvato 2007-4-25 33546 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  UCR141808  Ribes roezlii var. roezlii June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2317 Comment
  LA50746  Ribes speciosum H. Lewis; 1940-2-4 1048 Los Angeles Santa Monica Mountains, Mulholland Drive 609 Comment
  RSA476300  Ribes speciosum E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon. Comment
  UCR212774  Ribes speciosum Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1797 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [lower San Dimas Canyon Road, below San Dimas Reservoir] 428 Comment
  SEINET13942816 Image available Ribes speciosum Peter H. Raven 1959-1 13783 Los Angeles Santa Monica Mountains, California. Lat N 34 deg. , Long 118 deg. to 119 deg. W. coastal scrub in Beverly Glen Canyon, 2.6 miles north of Sunset Boulevard. Elevation 700 feet. 213 Comment
  UCR190085  Ribes velutinum R. G. Swinney 1998-8-27 6819 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA0086998  Ricinus communis R. G. Swinney 2010-4-21 12320 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash. 457 Comment
  RSA613026  Ricinus communis L. C. Wheeler 1974-11-26 s.n. Los Angeles Cobb Estate, Altadena Comment
  CAS-BOT-BC362907  Rigiopappus leptocladus H. M. Hall; H. P. Chandler 1906-6-12 7395 Los Angeles San Francisquito Canon [Canyon] Comment
  UCR199974  Robinia pseudoacacia Valerie Soza, L. Lubinsky 2001-5-16 1232 Los Angeles Transverse Ranges; Verdugo Mountains, Drainage off Whiting Woods Motorway, aridge north of Henderson Canyon 549 Comment
  RSA66060  Rorippa palustris subsp. occidentalis F. W. Peirson 1907 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC147483  Rosa californica LeRoy Abrams 1902-6-15 2539 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  LA52069  Rosa californica Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR209450  Rosa californica R. G. Swinney 2008-10-7 9488 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  CAS-BOT-BC518699  Rubus armeniacus R. G. Swinney 2009-8-6 11541 Los Angeles Transverse Range; San Gabriel Mountains: San Antonio Canyon, belog hogsback, 2.4 mi upstream from Shinn Rd. on canyon bottom 1073 Comment
  RSA0020293  Rubus leucodermis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5112 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  POM310391  Rubus ursinus Margaret Hardinge 1946-3-11 141 Los Angeles Big Dalton Canyon. 457 Comment
  POM366447  Rubus ursinus Louis C. Wheeler 1932-3-12 484 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  SD230288  Rubus ursinus Steve Boyd 1997-9-17 10043 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, sout of Liebre Mountain. 853 Comment
  UCSB72302  Rumex acetosella Gross, LeRoy; Fraga, Naomi 2002-5-16 Los Angeles San Gabriel Mountains: (Angeles National Forest road survey of 2002) Van Tassel road a short distance southeast of White Saddle. (Azusa Quad. 7.5; T1N R10W S5, SE1/4) Comment
  RSA778711  Rumex crispus R. G. Swinney 2009-6-8 11107 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR59551  Rumex crispus S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct 884 Comment
  UCR92110  Rumex crispus B. G. Pitzer, Paul Gomez 1996-4-28 2748 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA65475  Rumex salicifolius F. W. Peirson 1923-4-9 3473 Los Angeles San Clemente Island: about 6 miles SE of Wilson's Cove. Comment
  UC205908  Rumex salicifolius var. salicifolius D. L. Crawford 1915-8-1 Los Angeles mountains near Claremont Comment
  RSA659854  Rytidosperma pilosum Chris White 1991-5-12 8 Los Angeles Portuguese Bend, Comment
  RSA478879  Salicornia virginica F. R. Fosberg 1930-6-23 S 2977 Los Angeles Del Rey. 0 Comment
  RSA747349  Salix exigua R. G. Swinney 2008-5-8 8797 Los Angeles San Gabriel Mtns.: West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR126707  Salix exigua A. C. Sanders, Mark Elvin 2003-8-7 27164 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  UCR223503  Salix exigua R. G. Swinney 2009-5-28 10947 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  SBBG58942  Salix exigua var. hindsiana F. R. Fosberg 1931-10-23 5850 Los Angeles top of grade between Calabasas and Agoura Comment
  SD1024  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Garbiel Mts., sandy streambed 299 Comment
  POM362605  Salix laevigata Anstruther Davidson 1928 Los Angeles Los Angeles. Comment
  RSA226127  Salix laevigata Robert F. Thorne, C. W. Tilforth 1971-6-17 39885 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  RSA592791  Salix laevigata Steve D. Boyd 1996-4-25 8673 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures. 915 Comment
  CDA1018  Salix lasiolepis D. G. Kelch 1991-3-17 1332 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  LA208802  Salix lasiolepis Carl Hedin; Joseph Ewan 1932-5-19 7662 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  POM362726  Salix lasiolepis Edwin Kline 1925-2-28 s.n. Los Angeles Near Pomona. Comment
  RSA762454  Salix lasiolepis R. G. Swinney 2009-2-20 10013 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39. 305 Comment
  SD897  Salix lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles Santa Monica Mountains; at foot of coastal headland near mouth of Topanga Canyon 14 Comment
  UC447153  Salix lasiolepis J. Ewan 1931-2-8 4022 Los Angeles above Monrovia (stream bottom); San Gabriel Mts., Spanish Canyon Comment
  UC471650  Salix lasiolepis F. R. Fosberg 1931-3-23 S 4327 Los Angeles near Avalon; Santa Catalina Isl., Hamilton Canyon 50 Comment
  CAS-BOT-BC107556  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7172 Los Angeles between Calabasas and Agoura 285 Comment
  RSA0115825  Salsola Steven A. Junak 1999-9-10 SCa- 1083 Los Angeles Santa Catalina Island. Along Bulrush Canyon Trail, above plant stop. 439 Comment
  RSA596821  Salsola tragus T. S. Ross, J. Mark Porter 1995-5-4 8496 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR280684  Salsola tragus R. G. Swinney 2014-5-27 16672 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA230038  Saltugilia splendens subsp. grantii R. F. Thorne 1971-6-26 40609 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Peak 1433 Comment
  RSA401631B  Salvia apiana William Emboden 1970-6-12 43 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA584672  Salvia apiana Tim S. Ross, Annette H. Ross 1991-6-3 5552 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA401624B  Salvia apiana William Emboden 1969-5-28 18 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442841  Salvia apiana William Emboden 1969-5-28 27 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UCLA86109  Salvia clevelandii W. A. Emboden Jr. 1962-6-1 2063 b Los Angeles U.C.L.A. Botanical Garden Comment
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Nov 23 2015
  RSA651677  Salvia columbariae Dean Brown 1948-5-16 20 Los Angeles Near Mountain Avenue, 0.5 mile south of Angeles National Forest. 610 Comment
  RSA653848  Salvia columbariae Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 761 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 488 Comment
  RSA0056295  Salvia columbariae Geo. E. Julian 1963-4-20 s.n. Los Angeles Cal Poly, Kellogg Campus, Pomona. Comment
  RSA651670  Salvia columbariae Paul Currie 1969-4-13 23 Los Angeles East Fork region of San Gabriel River, San Gabriel Mountains. 610 Comment
  RSA509533  Salvia dorrii var. pilosa S. J. Myers, Ed LaRue 1989-3-20 s.n. Los Angeles Palmdale Area, Elizabeth Lake Road at Ca. Aqueduct. 884 Comment
  SD231334  Salvia dorrii var. pilosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson. 2005-5-6 50506 41 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  CAS-BOT-BC233659  Salvia leucophylla Edith A. Purer 1935-5-11 6551 Los Angeles Malibu Lodge Road Comment
  LA82017  Salvia leucophylla Henry J. Thompson; 1960-6-7 3072 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SBBG51258  Salvia leucophylla J. Doty 1969-5-16 672 Los Angeles 1.4 mi N of jct with Violin Cyn Rd, 7.7 mi N of Castaic Junction 396 Comment
  CAS-BOT-BC229498  Salvia mellifera Tim Ross; Steve Boyd 1991-4-25 4578 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River 865 Comment
  OBI53681  Salvia mellifera Suzan Barth, Steven Korenstein 1994-4-2 37 Los Angeles Santa Susana Mts Northridge, Aliso Cyn off Sesnon 400 m from trail head 150 Comment
  RSA582485  Salvia mellifera Tim S. Ross, Steve D. Boyd 1993-5-23 7216 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  UCR259275  Salvia mellifera R. G. Swinney 2010-5-4 12514 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA0034498  Salvia mellifera Elwood Fordham 1951-4-15 s.n. Los Angeles Topanga. Summit Rd. 304 Comment
  UCR274112  Salvia mellifera Steven A. Junak 1998-6-13 SCa- 746 Los Angeles California Islands, Santa Catalina Island, west side of Avalon Canyon drainage, along north rim of Quail Canyhon, just west of Los Angeles Counthy Fire Station 79 Comment
  LA200596  Salvia spathacea J. A. Ewan; 1931-3-21 4076 Los Angeles Santa Monica Mountains, Las Flores Canyon, near summit 609 Comment
  SBBG71121  Salvia spathacea M. N. Ackley 1927-5-29 454 Los Angeles Mulholland Drive 457 Comment
  RSA250495  Sambucus caerulea R. F. Thorne, John Dourley 1967-10-10 37377 Los Angeles Cortelyou Springs 2072 Comment
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Aug 29 2011
  POM198004  Sambucus mexicana Joseph A. Ewan 1932-4-22 7179 Los Angeles along Los Angeles River near Radford Drive San Fernando Valley. Comment
  UC55208  Sanicula arguta H. P. Chandler 1897-3-25 Los Angeles San Dimas Comment
  UCR256877  Sanicula crassicaulis R. G. Swinney 2010-6-8 13209 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA471118  Sarcodes sanguinea B. C. Templeton 1932-5-31 4865 Los Angeles Jackson Lake, Big Pines Park 1768 Comment
  RSA604511  Satureja douglasii Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2551 Los Angeles Santa Catalina Island: Bulrush Canyon, between lower reservoir and Salta Verde Road. 280 Comment
  UC447160  Satureja douglasii J. Ewan 1929-6-22 1258 Los Angeles Rogers Canyon Santa Monica Mts. (near stream) Comment
  UCR25884  Schismus arabicus M. Partsch 1977-5-14 38 Los Angeles Western Mojave Desert, Palmdale Blvd at 140th St. East [SW of Lake Los Angeles] 1067 Comment
  CAS-BOT-BC489622  Schismus barbatus R. G. Swinney 2010-4-30 12459 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn; Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  RSA599788  Schismus barbatus Steve Boyd, Lauren Raz 1997-3-25 9281 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA706407  Schismus barbatus L. M. Prince, John Dolan 2002-3-26 2 -290 Los Angeles Claremont, Rancho Santa Ana Botanic Garden, Fay's meadow. 400 Comment
  CAS-BOT-BC111516  Schoenoplectus americanus Ellsworth Bethel 1932-9-16 s.n. Los Angeles Bryant Ranch 200 ft E of State Highway at south boundary of 1.62 acre tract. 3 Comment
  RSA366051  Schoenoplectus americanus F. R. Fosberg 1930-6-26 S- 3038 Los Angeles Lower Ballona Creek. 7 Comment
  CAS-BOT-BC111228  Schoenoplectus californicus Alice Eastwood 1906-5-27 179 Los Angeles San Pedro Comment
  SBBG59224  Schoenoplectus californicus R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  RSA602291  Schoenoplectus maritimus R. G. Swinney 1994-8-1 3143 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin. N side of water margin. 366 Comment
  UC57094  Scirpus maritimus Ernest Braunton Sep 1902 677 Los Angeles Los Angeles Comment
  UCR113693  Scirpus microcarpus L. C. Wheeler 1966-10-1 8950 Los Angeles San Gabriel Mtns., Big Tujunga Canyon at Colby Ranch Road 1098 Comment
  UCR126844  Scirpus microcarpus A. C. Sanders, Mark A. Elvin 2002-8-26 25586 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  RSA103937  Scrophularia californica C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  LA82041  Scrophularia californica subsp. californica O. H. Kappler; 1943-4-28 377 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Lower end Sepulveda Canyon. Comment
  CDA41982  Scrophularia peregrina T. S. Ross, Steve Boyd 1993-3-24 6819 Los Angeles RSABG; collected on the SE edge of Indian Hill Mesa (also observed in the Bernard Field Station to the E of the Botanic Garden) Comment
  SD252381  Scrophularia villosa Steven A. Junak 1999-5-6 Sca 888 Los Angeles Santa Catalina Island: Parson's Landing, at W end of beach, just inland from creek mouth, W facing slope at 1st fork in canyon. 24 Comment
  RSA445376  Scutellaria tuberosa Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills N, between Vermont and Western Ave- Los Angeles Comment
  RSA226528  Scutellaria tuberosa C. W. Tilforth 1971-5-29 374 Los Angeles Johnson s Pastures; hills at n. end of Mountain Ave. above Clare Boya, Claremont. Comment
  LA200016  Selaginella bigelovii Lawrence L. Kiefer; 1966-4-9 1825 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1.5 mi above Sunset Blvd. 228 Comment
  SBBG96998  Selaginella bigelovii S. Boyd with T. Ross, L. Arnseth 1990-8-8 4400 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  CAS-BOT-BC62024  Selaginella bigelovii Chas. W. Gilman 1922-5-28 s.n. Los Angeles Big Tujunga Canyon Comment
  CAS-BOT-BC174665  Senecio flaccidus var. douglasii Timothy S. Ross; Steve Boyd 1994-7-7 8152 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  CAS-BOT-BC333115  Senecio flaccidus var. douglasii Scott Sundberg 1983-8-16 2092 Los Angeles West of Lancaster along Highway 138, 50 m. west of where the Los Angeles Aqueduct crosses the highway Comment
  IRVC27788  Senecio flaccidus var. douglasii A. C. Sanders 2005-5-11 30175 Los Angeles Santa Clarita area, upper Plum Cyn along Plum Cyn Rd between crest and vernal pool on bench in mid cyn, NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 579 Comment
  LA201862  Senecio flaccidus var. douglasii Arthur C. Gibson; 2003-8-31 4963 Los Angeles Santa Monica Mountains, Mulholland Highway Comment
  RSA0092159  Senecio flaccidus var. douglasii R. G. Swinney 2011-9-22 15689 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge. 1009 Comment
  RSA607923  Senecio flaccidus var. douglasii L. C. Wheeler 1961-6-13 7875 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  IRVC28135  Senecio flaccidus var. monoensis June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  SD51881  Senecio lyonii Peter H. Raven 1962-4-9 17161 Los Angeles San Clemente Island, small ravine above Wilson Cove 74 Comment
  SEINET4015258 Image available Senecio lyonii R. Moran 1941-1 589 Los Angeles Mouth of Middle Ranch Canyon, San Clemente Island. 150 Comment
  UC1594390  Senecio lyonii Tim Ross and Elizabeth Kellogg 1992-4-13 6145 Los Angeles in the vicinity Darter (nw part of San Clemente Island); San Clemente Island 18 Comment
  CAS-BOT-BC364404  Senecio triangularis I. M. Johnston 1918-7-6 2088 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River 2133 Comment
  UCR259936  Senecio vulgaris R. G. Swinney 2010-4-28 12431 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  SFV21874  Senna artemisioides J. N. Hogue 2008-3-10 s. n. Los Angeles San Fernando Valley Sunland, Big Tujunga Wash, at north end of Sharon Ave. 350 Comment
  IRVC29258  Setaria verticillata A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25553 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  SBBG59134  Setaria viridis R. Hoffmann 1931-9-28 Los Angeles near Harold Comment
  RSA95386  Sidalcea malviflora subsp. sparsifolia F. W. Peirson 1951-2-26 2064 Los Angeles Inglewood Comment
  CHSC110482  Sidotheca caryophylloides G. D. Wallace 2003-7-8 4049 Los Angeles Peninsular Ranges; San Jacinto Mountains region: Hidden Lake. Comment
  RSA596091  Silene antirrhina Timothy S. Ross, Steve Boyd 1995-6-28 8639 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  CAS-BOT-BC387021  Silene gallica Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4240 Los Angeles Los Angeles; Racho Santa Ana Botanic Garden; San Clemente Island Comment
  LA94358  Silene gallica Mary Reynolds; 1937-4-15 118 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM19220  Silene gallica P. A. Munz 1923-4-8 6635 Los Angeles San Clemente Island, east coast. Comment
  RSA0016985  Silene laciniata subsp. major James Clizbe 1930-5-6 s.n. Los Angeles Verdugo Hills. Comment
  RSA477932  Silene laciniata subsp. major Fordyce Grinnell Jr. 1910-6-22 1931 Los Angeles Switzers trail 1066 Comment
  RSA477933  Silene laciniata subsp. major C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA477914  Silene laciniata subsp. major Gus Gluechert 1937-5-3 s.n. Los Angeles Hills above Culver City. Comment
  RSA65043  Silene lemmonii F. W. Peirson 1920-5-11 40 Los Angeles between Dawn Mine and Station, Millard's Canyon 1005 Comment
  SD230202  Silene lemmonii Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Northwest side Smith Mountain, along Bear Creek Trail 1280 Comment
  RSA229107  Silene parishii R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38870 Los Angeles above Angeles Hwy. 0.6 mi. SSE of Dawson's saddle 2393 Comment
  JEPS50882  Silene verecunda subsp. platyota Frank W. Peirson 1919-6-14 474 Los Angeles Rock Creek San Gabriel Mountains, Rock Creek 1706 Comment
  CAS-BOT-BC74901  Sinapis alba Carl B. Wolf 1936-5-10 7783 Los Angeles East of Whittier, near Michigan Avenue and on north side of Whittier Boulevard. 106 Comment
  LA212280  Sinapis arvensis William Baker; Lee Haines 1974-3-25 s.n. Los Angeles Open field along Ventura Blvd. just west of Winnetka Ave. 243 Comment
  SFV1528  Sisymbrium altissimum M. L. Vincent 1962-5-19 251 Los Angeles Mojave Desert 1 mile from Pearblossom on the road to Valyermo. Roadside. 1000 Comment
  UCR256207  Sisymbrium altissimum R. G. Swinney 2010-5-19 12844 A Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  CAS-BOT-BC75085  Sisymbrium altissimum W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mountain. Angeles National Forest. 1645 Comment
  CAS-BOT-BC75233  Sisymbrium irio Timothy S. Ross; J. Mark Porter 1995-5-4 8467 Los Angeles Liebre Mountains. Texas Canyon. Ca. 3.6 road miles northeast of Bouquet Canyon Road. 682 Comment
  UCR282597  Sisymbrium irio Dan S. Cooper 2017-2-5 217- 05 Los Angeles Los Angeles; Griffith Park, Zoo Drive east of Victory 142 Comment
  RSA639562  Sisymbrium irio L. C. Wheeler 1967-5-18 9646 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  UCR213332  Sisymbrium officinale Justin M. Wood 2009-4-22 516 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  RSA675001  Sisymbrium orientale LeRoy Gross 2003-2-22 731 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA749036  Sisymbrium orientale R. G. Swinney 2008-5-2 8745 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR91366  Sisymbrium orientale Scott D. White 1995-3-15 2566 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  SD90125  Sisymbrium orientale Mary H. Ward 1973-3-26 157 Los Angeles Manhattan Beach Comment
  UC4232  Sisyrinchium bellum J. H. Barber 1897-3-21 79 Los Angeles near Soldier's Home Comment
  POM307398  Sisyrinchium bellum Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2364 Los Angeles Altadena. Comment
  RSA0035005  Sisyrinchium bellum W. M. Arbaugh 1968-5-13 264 Los Angeles Cal Poly, on grassy hillside behind Fremont Hall. Comment
  RSA0021699  Sisyrinchium idahoense Duncan S. Bell, Caitlin Elam 2013-6-24 5272 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA0113235  Sisyrinchium idahoense R. G. Swinney 2010-9-30 13907 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  RSA127449  Solanum americanum Peter H. Raven, Henry J. Thompson 1959-10-14 14635 Los Angeles East end of Malibu Lake. 221 Comment
  SBBG118711  Solanum americanum O. Mistretta 1992-4-4 126 Los Angeles San Clemente Island Comment
  RSA0036981  Solanum douglasii R. G. Swinney 2010-5-29 13400 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA652023  Solanum douglasii Vance Langford 1948-3-29 s.n. Los Angeles On west slope of Fern canyon off Arroyo Seco, above Devil's gate dam in Altadena Comment
  SEINET3162505  Solanum douglasii L. Abrams 1902-5-31 2488 Los Angeles Inglewood Comment
  UC284785  Solanum douglasii P. A. Munz 1923-4-8 6605 Los Angeles San Clemente Island Comment
  UCR259404  Solanum douglasii R. G. Swinney 2010-8-30 13632 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  RSA422422  Solanum douglasii Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA422423  Solanum douglasii Robert Gustafson 1980-9-16 1925 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA658836  Solanum douglasii J. S. Burns 1992-5-5 3 Los Angeles 1 mile north on Van Tassel fireroad from south access; Angeles National Forest. 457 Comment
  UCSB9407  Solanum douglasii Wedberg, H. 1957-3-16 Los Angeles Faculty Hill, UCLA Comment
  UCR18354  Solanum nigrum O. F. Clarke 1977-7-4 s.n. Los Angeles Pasadena, residential garden at 384 North Oakland Avenue 268 Comment
  RSA582495  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1993-5-23 7280 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  UC450821  Solanum umbelliferum Fay A. McFadden 1931-3-16 58 E Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  RSA427430  Solanum umbelliferum V. V. Giles 1936-7-5 53 Los Angeles Holbrook Camp, San Gabriel Mountains. Comment
  RSA647973  Solanum umbelliferum Michelle Manolovitz, Brian Manolovitz 1992-5-12 21 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 500 feet north of park office. Comment
  RSA652011  Solanum umbelliferum Frank Sparks 1948-4-20 s.n. Los Angeles about one mile from campus [Cal Poly, Pomona]. Alt. 300 ft. 91 Comment
  CAS-BOT-BC236426  Solanum wallacei Reid Moran 1941-3-8 687 Los Angeles White's Landing, Santa Catalina Island 50 Comment
  RSA0073289  Solanum xanti Bonnie C. Templeton 1932-5-31 4859 Los Angeles Big Pines Camp, East Blue Ridge, San Gabriel Mts. Comment
  UCD127089  Solanum xanti Gerald Dickinson 1962-3-29 3 Los Angeles 7 miles W of Topanga Canyon Road. Mulholland Dr. Santa Monica Mountains. 356 Comment
  UCR124554  Solidago californica B. C. Templeton 1932-8-26 5095 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  UCR239940  Solidago californica R. G. Swinney 2009-11-16 11633 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UCR258511  Solidago californica R. G. Swinney 2010-9-13 13809 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  JEPS32342  Solidago velutina subsp. californica John Thomas Howell 1927-10-16 3147 Los Angeles Santa Anita Canyon , Santa Anita Canyon (San Gabriel Mts.) Comment
  RSA0116697  Solidago velutina subsp. californica R. G. Swinney 2010-9-30 13937 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  SEINET11383204 Image available Solidago velutina subsp. californica F. R. Fosberg, Ewan, Joseph 1931-1 4976 Los Angeles Near Big Rock - Bear Creek Divide Comment
  RSA596813  Sonchus asper Timothy S. Ross, J. Mark Porter 1995-5-4 8471 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  CATA1452  Sonchus asper subsp. asper Mark L. Hoefs, Robert F. Thorne 1996-4-6 2634 Los Angeles Santa Catalina Island: End of Renton Mine Road 268 Comment
  JEPS30414  Sonchus oleraceus Donald Kyhos 1959-1-4 59 -1 Los Angeles Whittier Comment
  UCR210425  Sonchus oleraceus R. G. Swinney 2008-11-29 9853 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  RSA529290  Sonchus oleraceus Timothy S. Ross 1991-4-8 4463 Los Angeles Elephant Hill: Western Pomona. 229 Comment
  UCR256966  Sorghum halepense Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
  UCR273170  Spartium junceum R. G. Swinney 2011-6-22 15272 Los Angeles San Gabriel Mountains, 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder 1659 Comment
  RSA0097066  Spergularia Anstruther Davidson 1920-4-1 s.n. Los Angeles Playa del Rey. Comment
  RSA0097895  Spergularia bocconi Anstruther Davidson 1891-6-25 s.n. Los Angeles Santa Catalina Island. The Isthmus. Comment
  SBBG117934  Spergularia macrotheca S. Boyd with T. Ross, L. Arnseth 1990-4-7 4250 Los Angeles lower half of China Cyn Comment
  SD27746  Spergularia macrotheca Carl B. Wolf 1932-5-9 3426 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 79 Comment
  SD75609  Spergularia macrotheca M. B. Dunkle 1939-4-1 7205 Los Angeles San Clemente; north rocky slope, southeast point of island. Comment
  SD79030  Spergularia macrotheca R. Mitchel Beauchamp 1967-1-27 123 Los Angeles San Clemente Island; in canyon behind Wilson Cove pier. Comment
  CAS-BOT-BC390332  Spergularia macrotheca var. macrotheca Geo. B. Grant 1902-8-6 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CAS-BOT-BC390793  Spergularia marina I. Johnston 1911-4-1 s.n. Los Angeles Compton Creek near Domniguez [Dominguez] Comment
  RSA0098545  Spergularia marina P. H. Raven 1962-4-10 17205 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  CAS-BOT-BC390999  Spergularia villosa I. M. Johnston 1918-4-25 1976 Los Angeles Claremont, a side of path on college campus 365 Comment
  UCR136952  Sphaeralcea emoryi subsp. variabilis B. C. Templeton 1930-5-19 1460 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  UCR204564  Stachys albens R. G. Swinney 2005-8-5 8381 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  CHSC35385  Stachys bullata Richard S. Hood 1970-4-18 302 Los Angeles 2 1/2 miles North of Pacific Coast Hwy. in Topanga Cyn. in Santa Monical Mtns. 121 Comment
  SEINET12343826  Stachys bullata Unknown 1933-5-21 8423 Los Angeles in foothills near Los Angeles Comment
  UCR127062  Stanleya pinnata var. pinnata Mark A. Elvin 2003-4-9 2468 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa 335 Comment
  RSA478169  Stellaria media Robin S. Collins 1973-3-26 211 Los Angeles Trail Canyon, from beginning of pack trail into canyon. ca. 3 mi. 609 Comment
  RSA592781  Stellaria media Steve Boyd 1996-4-25 8674 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures. 915 Comment
  CAS-BOT-BC375073  Stephanomeria unspecified Oct 20 5299 Los Angeles Near Long Beach Comment
  RSA0115993  Stephanomeria cichoriacea R. G. Swinney 2010-8-11 13497 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA95215  Stephanomeria exigua subsp. exigua F. W. Peirson 1923-8-31 4014 Los Angeles Blue Ridge, near Swartout Valley 2529 Comment
  UCR196168  Stephanomeria spinosa R. F. Thorne