Search Results — 2000 specimen records retrieved (1625 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
  RSA384194  Abies concolor Christina Clark 1928-10-14 1957 Los Angeles Mt. San Antonio Comment
  RSA0009284  Abronia Scott D. White 2003-6-8 9510 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA460915  Abronia maritima Ora M. Clark 1928-12-23 1389 Los Angeles Hermosa. Comment
  RSA0048573  Abronia maritima A. Lee Haines 1970-4-24 s.n. Los Angeles Pt. Dume. Comment
  UCR124786  Abronia pogonantha B. C. Templeton 1931-5-17 1201 Los Angeles Mojave Desert, between Palmdale and Lancaster 762 Comment
  UCR280871  Acamptopappus sphaerocephalus var. hirtellus R. G. Swinney 2014-5-1 16331 Los Angeles San Gabriel Mountains/Mojave Desert, NW of Valyermo, extreme west end of Holcomb Ridge, 400-500 meters NE of Valyermo Rd. and 250 m east of Big Rock Wash, 0.3 mile north of jct. of Pallett Creek Rd. and Valyermo Rd. 1110 Comment
  RSA599323  Acer macrophyllum Steve D. Boyd, Lauren Raz 1997-3-26 9378 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08. 1311 Comment
  SD41963  Acer macrophyllum Darley F. Howe 1947-3-22 1514 Los Angeles 3 miles from ocean, Topango Canyon Comment
Read comments
May 22 2014
  SEINET3195250 Image available Acer macrophyllum Nancy Stub 1968-5-14 42 Los Angeles Waterman Canyon above highway crossing to Lake Arrowhead; San Bernardino mt. range 980 Comment
Read comments
Sep 3 2013
  UCR124668  Acer macrophyllum B. C. Templeton 1933-7-21 5038 Los Angeles San Gabriel Mountains, Prairie Forks 1905 Comment
  SBBG117026  Achillea millefolium S. A. Junak 2001-5-5 SCa 1505 Los Angeles W side of Middle Ranch Cyn, just S of Middle Cyn Rd, ca. 1.4 mi from intersection with Airport Rd 323 Comment
  UC1595220  Achillea millefolium Tim Ross and Peter Fritsch 1990-6-20 3654 Los Angeles ridgetop between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  UCSB69528  Achnatherum speciosum Gross, LeRoy 2005-5-3 Los Angeles Transverse Ranges; San Gabriel Mtns; W terminus of Holcomb Ridge, W of Big Rock Creek, N of Fort Tejon Rd and W of Valyermo Rd; E and NE side of hill 1214 Comment
  CATA1478  Achyrachaena mollis Mark L. Hoefs, Steven A. Junak 1996-4-30 2675 Los Angeles Santa Catalina Island: Road to Isthmus (from Avalon), just past gate and Isthmus summit reservior 106 Comment
  SBBG132124  Achyrachaena mollis S. A. Junak 1996-4-12 SCi 288 Los Angeles E edge of terrace at head of more northern of 2 parallel cyns, E of Peak 1396 408 Comment
  UCD103985  Acmispon argophyllus var. fremontii Marc Blain 1993-4-16 18 Los Angeles San Gabriel Mountains, 3.5 miles North of Greenridge Ave. on Angeles Crest Highway. 762 Comment
  SEINET957372  Acmispon grandiflorus T. R. Van Devender 1983-1 s.n. Los Angeles Santa Monica Mountians, Topanga Canyon, Fernwood. Comment
  CHSC13874  Acmispon maritimus L. M. Mayer 1974-4-5 119 Los Angeles On Big Tujunga Canyon Rd. ca. 3/4 mi NE of junction with Mt. Gleason Boulevard. Comment
  SBBG91838  Acmispon strigosus S. A. Junak 1978-4-15 SCa 22 Los Angeles N side of Cherry Valley, on slopes above Boy Scout Camp 30 Comment
  SD13187  Acmispon strigosus Edith A. Purer 1935-5-12 6599 Los Angeles El Segundo, old sand dunes Comment
  SBBG127507  Acmispon wrangelianus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2831 Los Angeles hillside above New York Harbor 54 Comment
  LA36000  Acourtia microcephala Peter H. Raven; 1960-5-21 15410 Los Angeles University of California, Los Angeles 121 Comment
  CAS-BOT-BC133170  Adenostoma fasciculatum Alice Eastwood 1906-6-6 327 Los Angeles Roscoe Comment
  RSA774601  Adenostoma fasciculatum R. G. Swinney 2009-7-29 11402 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC859033  Adenostoma fasciculatum F. R. Fosberg 1931-4-10 S 4562 Los Angeles Santa Catalina Isl., Avalon Canyon 180 Comment
  RSA0035062  Adenostoma fasciculatum Elwood Fordham 1951-4-15 s.n. Los Angeles Topanga, Summit Rd. 304 Comment
  RSA213380  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1939-11-24 7347 Los Angeles San Clemente Island: Canyon head, Horse Canyon Comment
  RSA390576  Adenostoma fasciculatum var. fasciculatum N. C. Cooper 1945-5-1 2218 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  SBBG21980  Adenostoma sparsifolium P. H. Raven, R. F. Thorne 1964-5-7 19021 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs Comment
  UCR191253  Adiantum capillus-veneris R. G. Swinney 1999-7-28 7574 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  CAS-BOT-BC65634  Adiantum jordanii L. R. Abrams; I. L. Wiggins 1931-7-6 368 Los Angeles Vicinity of Mosquito Harbor Comment
  LA94095  Adiantum jordanii Lawrence L. Kiefer; 1966-3-26 1790 Los Angeles SANTA MONICA MOUNTAINS, Woodland Hills, Mulholland Hwy [prob Dr.], ca 1 mi W of Topanga Canyon Rd. 304 Comment
  RSA527756  Adiantum jordanii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4323 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA674319  Ageratina adenophora LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 721 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  RSA729968  Ageratina adenophora R. G. Swinney, D. W. Larson 1999-5-29 7228 Los Angeles San Gabriel Mtns.: San Dimas Canyon, at waterfall in main fork 600 m north of confluence with East Fork Comment
  RSA603406  Ageratina adenophora Louis C. Wheeler 1975-8-6 s.n. Los Angeles San Gabriel Mountains: Maple Canyon, off Big Tujunga Canyon, just below main road. Comment
  RSA416386  Agoseris grandiflora var. grandiflora Elbert Benjamine 1929-5-26 187 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA732779  Agoseris retrorsa R. G. Swinney 2000-6-19 7819 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  UCR223484  Agoseris retrorsa R. G. Swinney 2009-5-28 10919 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  SBBG31068  Agrostis pallens R. F. Thorne 1966-6-1 36459 Los Angeles Pebbly Beach Drive, SE of Avalon 15 Comment
  UCR210172  Agrostis stolonifera R. G. Swinney 2008-10-16 9619 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA582971  Alchemilla occidentalis Tim S. Ross, Janet Takara 1993-4-23 6941 Los Angeles Santa Catalina Island. Upper E side of Cottonwood Canyon Drainage, ca. 980 m WNW of Black Jack Mtn. Summit 470 Comment
  RSA603586  Alisma triviale L. C. Wheeler 1947-9-17 6630 Los Angeles Rio Hondo: at Rosemead Blvd. Comment
  RSA592258  Allium fimbriatum L. C. Wheeler 1967-5-12 9475 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA774267  Allium lacunosum var. davisiae R. G. Swinney 2009-6-8 11089 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC472941  Allium monticola H. M. Hall 1899-6-1 s.n. Los Angeles San Antonio St. 3048 Comment
  CAS-BOT-BC474099  Allium praecox P. A. Munz 1920-3-17 3351 Los Angeles Lone Hill 304 Comment
  RSA367033  Allium validum L. E. Hoffman 1932-2-3 s.n. Los Angeles Hermon Hills. Comment
  RSA28263  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  RSA735940  Allophyllum gilioides subsp. gilioides Justin M. Wood 2008-5-31 14 Los Angeles Santa Monica Mountains National Recreation Area, Malibu Canyon Road, approx. 2 miles N of PCH. Comment
  RSA522942  Allophyllum glutinosum T. S. Ross, Orlando Mistretta 1990-10-24 3304 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 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
  UC1080553  Allophyllum glutinosum Verne and Alva Grant 1951-6-11 16037 Los Angeles Charlton Flats, Hwy. 2 San Gabriel Mts., Charlton Flats 1676 Comment
  UC1293680  Allophyllum glutinosum P. C. Everett and E. K. Balls 1959-6-2 23832 Los Angeles 1 mi. n.e. of entrance to Stokes Canyon; Santa Monica Mts. 228 Comment
  UCD117999  Allophyllum glutinosum Gerald Dickinson 1962-4-22 19 Los Angeles 2 miles E of Topanga Canyon - Mulholland Dr. Santa Monica Mountains. 457 Comment
  POM74741  Allophyllum glutinosum H. E. Hasse 1890-05 s.n. Los Angeles Hills and plains. Comment
  RSA49016  Allophyllum glutinosum Verne Grant, Alva Grant 1949-4-28 8701 Los Angeles Winter Canyon north of Santa Monica. Comment
  RSA59162  Alnus rhombifolia P. C. Everett 1950-9-30 15897 Los Angeles Holcomb Canyon, along trail to Devil s Punchbowl. 1326 Comment
Read comments
Mar 20 2014
  UC450883  Alnus rhombifolia Fay A. Macfadden 1931-4-10 2576 Los Angeles Tujunga Canyon; near stream 396 Comment
  RSA385636  Alopecurus myosuroides H. L. Bauer 1929-5-25 s.n. Los Angeles San Pedro Hills. [Palos Verdes Hills] Comment
  UCR124489  Amaranthus albus B. C. Templeton 1932-7-21 5035 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UC1595413  Amaranthus blitoides Tim Ross and Annette H. Ross 1991-7-29 5710 Los Angeles n-most point Puente Hills (n base of Elephant Hill, w Pomona, on San Dimas USGS 7.5' quad.); Pomona, Elephant Hill 240 Comment
  POM158112  Amaranthus hybridus L. R. Abrams 1902-8-20 2963 Los Angeles Inglewood. Comment
  LA31574  Amaranthus retroflexus Peter H. Raven; Henry J. Thompson 1959-10-14 14637 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end. By borders 220 Comment
  SBBG98676  Amblyopappus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5091 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  UC468992  Amblyopappus pusillus R. L. Pendleton 1909-7-6 1432 Los Angeles Catalina Cove; Santa Catalina Island 9 Comment
  RSA535692  Amblyopappus pusillus Timothy S. Ross 1991-5-22 5446 Los Angeles San Clemente Island. Spray [point], W side of island about 5300 feet N of El Point. Coastal terrace. 9 Comment
  UC557659  Ambrosia chamissonis Nell Murbarger 1936-5-1 207 Los Angeles San Clemente Island Comment
  UCR41715  Ambrosia chamissonis G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCR206168  Ambrosia confertiflora A. C. Sanders, T. B. Salvato 2009-5-29 37040 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  CAS-BOT-BC44997  Ambrosia confertiflora Louis C. Wheeler 1931-10-16 255 Los Angeles 1 mile W of Arcadia 137 Comment
  RSA0091515  Ambrosia salsola R. G. Swinney 2011-4-1 14319 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SBBG31242  Amsinckia intermedia R. F. Thorne 1966-4-5 35854 Los Angeles above stream in Cottonwood Cyn 106 Comment
  UC24626  Amsinckia intermedia J. H. Barber 1897-3-19 71 Los Angeles Santa Monica Exp. Sta. Santa Monica Comment
  SBBG118435  Amsinckia menziesii var. menziesii J. Henrickson 1979-4-18 17819 Los Angeles just N of Valencia, E of Interstate 5, between McBean Parkway and Valencia Parkway, E of College-of-Canyons 362 Comment
  RSA772295  Amsinckia tessellata R. G. Swinney 2009-4-28 10521 Los Angeles summit of Mt. Emma 1585 Comment
  RSA611439  Amsinckia tessellata var. tessellata L. C. Wheeler 1932-4-9 562 Los Angeles 2 mi. NW mouth of Kings Canyon, Antelope Valley, Mohave Desert. 915 Comment
  RSA465133  Anagallis arvensis M. B. Dunkle 1929-4-7 2098 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA719502  Anagallis arvensis Gary Kovnat, LeRoy Gross 2004-4-25 54 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SEINET2030784 Image available Anaphalis margaritacea George B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  POM156196  Anemopsis californica L. R. Abrams 1902-6-12 2534 Los Angeles Ballona Creek, near Mesmer. Comment
  CAS-BOT-BC400325  Anemopsis californica David B. Weissman 1971-6-16 75 Los Angeles Santa Catalina Island. Big Springs reservoir 289 Comment
  PASA2282  Antennaria dimorpha Frank W. Peirson 1921-6-15 Los Angeles Pine Flats, San Gabriel Mts. 1676 Comment
  UC1605246  Anthriscus caucalis Tim Ross and Steve Boyd 1991-4-25 4592 Los Angeles lower Graveyard Canyon ((which joins the East Fork of the San Gabriel River at ca 1540 ft elev)); San Gabriel Mountains, Glendora 7.5' U.S.G.S. quad. 536 Comment
  RSA659852  Anthriscus caucalis Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. Comment
  RSA11025  Antirrhinum coulterianum Carl B. Wolf 1928-3-29 1603 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA191117  Antirrhinum coulterianum Robert F. Thorne, M. Z. Thorne 1967-6-25 37084 Los Angeles Between Cobal and Evey Canyons; 732 Comment
  RSA225665  Antirrhinum kelloggii Robert F. Thorne, Arthur C. Gibson 1971-5-22 39753 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 396 Comment
  RSA710700  Antirrhinum kelloggii Valerie L. Soza, Susan Caplow 2003-4-11 1631 Los Angeles Brand Park vicinity, upper Brand Canyon, alongside Brand Park Mtwy. 549 Comment
  UCR136923  Antirrhinum kelloggii B. C. Templeton 1931-3-29 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA152112  Antirrhinum kelloggii Wesley O. Griesel 1962-3-31 s.n. Los Angeles Corell Post Office, Santa Monica Mts. 152 Comment
  RSA3740  Antirrhinum nuttallianum subsp. subsessile Carl B. Wolf 1932-5-11 3565 Los Angeles San Clemente Island. West side of Isthmus Harbor. 15 Comment
Read comments
Jan 23 2014
  UC1349348  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-4-5 35876 Los Angeles Cottonwood Canyon Cottonwood Canyon, Santa Catalina Island; Santa Catalina Island 106 Comment
  CAS-BOT-BC176326  Aphanisma blitoides E. R. Blakley 1963-12-7 6359 Los Angeles East end of Pyramid Cove, San Clemente Island 3 Comment
  UCR13454  Apiastrum angustifolium O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  POM175417  Apocynum cannabinum Joseph A. Ewan 1930-6-23 2650 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  RSA344355  Aquilegia Hill Penfold s.n. Los Angeles Clear Creek Outdoor Educational Classroom San Gabriel Mountains. Comment
  RSA733180  Aquilegia formosa R. G. Swinney 1998-8-6 6676 Los Angeles Falls Gulch, waterfall 100m above confluence with upper East Fork San Gabriel River. 1037 Comment
Read comments
Aug 10 2009
  UCR19854  Aquilegia formosa L. E. Hoffman 1932-8-14 s.n. Los Angeles Los Angeles National Forest; Crystal Lake Comment
  POM175575  Aquilegia formosa E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  UC855520  Arabis glabra Marcus E. Jones, A. M. 1882-5-2 3210 Los Angeles Pasadena Comment
  RSA0043294  Arabis pulchra A. Lee Haines 1968-3-30 s.n. Los Angeles NW corner of County, 6 miles S of Gorman. 1127 Comment
  RSA729704  Aralia californica R. G. Swinney 1998-7-28 6515 Los Angeles San Gabriel Mtns.: south fork of Cow Canyon at and above Fallen Leaf spring, to 0.2 mi. south of Glendora Ridge rd. 1366 Comment
  RSA730254  Aralia californica R. G. Swinney 1999-6-25 7417 Los Angeles San Gabriel Mtns.: south fork of Fern Canyon, NE of Browns Flat 1280 Comment
  RSA632418  Arbutus menziesii Valerie L. Soza, LeRoy Gross 1999-7-15 630 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. 822 Comment
  POM354169  Arceuthobium abietinum Bonnie C. Templeton 1932-5-31 4846 Los Angeles Big Pines Camp, Angeles National Forest 2134 Comment
  NY43793  Arctostaphylos catalinae J. B. Walker 1995-12-3 1808 Los Angeles Santa Catalina Island, 4km N of Avalon, along Airport Rd 100 Comment
  OBI74751  Arctostaphylos glandulosa K. Dobry 1991-4-22 d 812 Los Angeles Santa Monica Mts. Upper Cold Creek cyn Comment
  RSA626725  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-8-3 11159 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  RSA634863  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20261 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  UCR179487  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney, Dave Larson 1996-8-7 5235 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, northern 2/3 of west half of Brown's Flat 1305 Comment
  CAS-BOT-BC24696  Arctostaphylos glandulosa subsp. mollis Ernest Braunton 1902-6-1 486 Los Angeles Griffith Park. 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
  RSA601621  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1967-6-16 9859 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line. 595 Comment
  CHSC35512  Arctostaphylos glauca James Henrickson 1979-5-23 18169 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir. 426 Comment
  RSA600774  Arctostaphylos glauca L. C. Wheeler 1962-6-30 8162 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA631441  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20410 Los Angeles Road to Pacifico Mountain, 10.4 km east of Mill Creek Summit. 1760 Comment
  RSA631557  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22002 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631685  Arctostaphylos glauca Jon E. Keeley 1977-11-5 7012 Los Angeles Stunt Road, several km west of Stunt Ranch. 530 Comment
  RSA634725  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20524 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635124  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20297 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  RSA635250  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20648 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA733567  Arctostaphylos patula R. G. Swinney 1998-8-13 6736 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain 2427 Comment
  UCR276824  Arenaria macradenia R. G. Swinney 2010-5-21 12877 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SBBG2314  Argemone munita H. and M. Dearing 1940-4-29 4238 Los Angeles Mint Cyn Comment
  SBBG112916  Aristida adscensionis S. A. Junak with K. Kirkland, M. Bushman 1998-10-21 SCa 811 Los Angeles ridge between White's Landing and Moonstone Beach 39 Comment
  RSA522966  Artemisia californica Timothy S. Ross 1991-2-23 4093 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA623964  Artemisia californica Arthur R. Kruckeberg 1939-2-11 s.n. Los Angeles In hills around Johnson's Lake, Pasadena Comment
Read comments
Oct 22 2014
  UCR205881  Artemisia californica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37084 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA0068431  Artemisia douglasiana R. G. Swinney 2010-8-16 13542 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA0115995  Artemisia douglasiana R. G. Swinney 2010-8-11 13484 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  SBBG12859  Artemisia douglasiana E. R. Blakley 1962-10-5 5446 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  UCR186599  Artemisia douglasiana T. B. Salvato, Sarah Flack 2007-8-8 3037 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  CAS-BOT-BC93830  Artemisia dracunculus Ernest Braunton 1902-6-8 437 Los Angeles Ballona Comment
  LA202951  Artemisia tridentata subsp. parishii Jonathan Sauer; D. Bradbury, L. Wester 1969-10-19 4641 Los Angeles San Gabriel Mountains, near Kentucky Springs 1066 Comment
  SEINET4075222  Arthrocnemum subterminale M. B. Dunkle 1940-1 7652 Los Angeles Middle of San Clemente Island. Comment
  POM123195  Arthrocnemum subterminale Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  POM3371  Asclepias californica I. M. Johnston 1917-7-20 1266 Los Angeles Baldy lookout of USFS 2133 Comment
  RSA17060  Asclepias californica C. B. Wolf 1936-5-27 7858 Los Angeles Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above Tie Camp Summit (1st summit) 1889 Comment
  RSA589064  Asclepias californica Orlando Mistretta 1994-6-6 1327 Los Angeles SAN GABRIEL MTNS: Little Rock Creek. Slopes on E side of canyon S of jct. of Forest Service roads 4N15 and 5N04.3. 1433 Comment
  POM155622  Asclepias fascicularis M. L. Bryan 1928-7-30 16 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  SJSU13466  Asclepias fascicularis C. W. Sharsmith 1940-8-29 4229 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  UCR86834  Asclepias fascicularis Scott D. White 1995-4-27 2961 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
  LA94119  Aspidotis californica Lawrence L. Kiefer; 1966-3-26 1793 Los Angeles SANTA MONICA MOUNTAINS, Greenleaf Canyon, N of Topanga. 259 Comment
  RSA226250  Aspidotis californica Gary D. Cromwell, David W. Wheat 1971-4-30 600 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  SBBG31106  Aspidotis californica R. F. Thorne 1966-4-28 Los Angeles from mine shaft above upper end of Renton Mine Rd, Pebbly Beach Cyn 274 Comment
  SFV22052  Aspidotis californica C. J. Vellema 2001-1-19 102 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Glendale, Pomeroy Canyon, alongside of fire road next to creek. North-facing slope next to deer trail. 341 Comment
  CAS-BOT-BC68752  Asplenium vespertinum George L. Moxley 1920-11-28 871 Los Angeles San Gabriel Canyon Comment
  PASA1806  Aster tortifolius Margaret Stason 1930-5-18 Los Angeles E. Adelanto Comment
  SEINET2060403 Image available Astragalus Norman C. Cooper 1948-4-21 2670 Los Angeles Littlerock, Los Angeles County 762 Comment
  RSA415775  Astragalus acutirostris Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  UCR190752  Astragalus bicristatus R. G. Swinney 1999-7-5 7509 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  CAS-BOT-BC180491  Astragalus brauntonii Ernest Braunton 1907-5-7 1281 Los Angeles Sherman Comment
  RSA229251  Astragalus brauntonii Silence Reynolds 1942-1 s.n. Los Angeles Santa Monica Mountains Comment
  CAS-BOT-BC178632  Astragalus coccineus H. L. Mason 1926-4-27 3044 Los Angeles Rock Creek, Mojave Desert slope of San Gabriel Mountains Comment
  CAS-BOT-BC177827  Astragalus curtipes Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  RSA415471  Astragalus didymocarpus var. dispermus Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  RSA230657  Astragalus douglasii var. douglasii R. F. Thorne, M. Z. Thorne 1969-7-9 38479 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
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Oct 23 2007
  RSA799807  Astragalus douglasii var. douglasii Pam De Vries 2013-4-3 7823 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  RSA90226  Astragalus douglasii var. douglasii F. W. Peirson 1918-6-16 582 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  UCR213384  Astragalus gambelianus Dan S. Cooper 2010-4-9 20100409- 28 A Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Royce Canyon in Griffith Park 270 Comment
  UC13399  Astragalus lentiginosus var. antonius H. M. Hall 1899-6-22 Los Angeles Swarthout Canyon San Antonio Mountains, Schwartout Canyon 1889 Comment
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Dec 28 2011
  UC1128812  Astragalus lentiginosus var. variabilis A. D. Gifford 1935-4-12 574 Los Angeles 1 mi w Manzana; Tejon Quad., w of Manzana Comment
  SD66852  Astragalus miguelensis R. Mitchel Beauchamp 1967-3-19 323 Los Angeles San Clemente Isalnd, Sherman Field, sandy area south of the runway Comment
  RSA0006818  Astragalus miguelensis F. W. Peirson 1923-4-8 3467 Los Angeles On south side of San Clemente Island. Comment
  SD90623  Astragalus nevinii Robert F. Thorne 1966-4-15 35994 Los Angeles San Clemente Island, 2/3 mile SSE of Eel Point, north of Seal Cove, SW side of island, in sand of old raised beach 29 Comment
  RSA601338  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-6-17 9956 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  CATA571  Astragalus trichopodus var. lonchus Mark L. Hoefs 1991-3-19 1003 Los Angeles Santa Catalina Island: Airport road 463 Comment
  LA33944  Astragalus trichopodus var. lonchus Peter H. Raven; 1959-3-15 13857 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  RSA415744  Astragalus trichopodus var. lonchus Jack Rempel 1932-4-24 s.n Los Angeles El Segundo. Comment
  RSA592370  Astragalus trichopodus var. lonchus Mark Hoefs 1974-3-28 426 Los Angeles Santa Catalina Island; upper Bulrush Canyon. 220 Comment
  CAS-BOT-BC199092  Astragalus trichopodus var. phoxus Ernest C. Twisselmann 1959-6-2 5336 Los Angeles Old Ridge Route, 3.7 miles south of Sandberg's Lodge 1143 Comment
  JEPS54534  Astragalus trichopodus var. phoxus Frank W. Peirson 1920-3-28 2099 Los Angeles Tujunga San Gabriel Mts., Tujunga (San Gabriel Mts., on hillside at foot of canyon) 457 Comment
  RSA131033  Astragalus trichopodus var. phoxus Percy C. Everett 1959-6-2 23844 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA169147  Astragalus trichopodus var. phoxus E. C. Twisselmann 1964-6-10 9624 Los Angeles Old highway 101, 0.5 miles NW of Gorman. 1189 Comment
  SBBG118598  Astragalus trichopodus var. phoxus J. Henrickson 1985-3-30 19794 Los Angeles ca. 2 mi N of Newhall in riverbed and S Fk of the Santa Clara River, near crossing of Saugus Rd 306 Comment
  CAS-BOT-BC200833  Astragalus trichopodus var. trichopodus I. M. Johnston 1918-5-19 1964 Los Angeles Hills south of Pomona 365 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
  SBBG31266  Athysanus pusillus R. F. Thorne 1967-3-18 36749 Los Angeles lower end of Bullrush Cyn 182 Comment
  UCR162062  Atriplex Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  RSA641239  Atriplex argentea L. C. Wheeler 1967-7-23 10151 Los Angeles San Gabriel Mountains: Barrell Spring. Comment
  UCR125135  Atriplex canescens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25547 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, NE of old ranch headquarters 366 Comment
  UCR203225  Atriplex canescens R. G. Swinney 2005-7-21 8321 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
  CAS-BOT-BC168274  Atriplex canescens var. canescens Ernest C. Twisselmann 1961-10-31 6684 Los Angeles Liebre Mountains: Leona Valley 853 Comment
  UCR265465  Atriplex coronata Jordan Zylstra 2015-6-5 15005 Los Angeles Western Antelope Valley, Tejon Ranch, vicinity of Quail Lake, north of SR-138, east of Cement Plant Road 1015 Comment
  SEINET4133720  Atriplex covillei Howard C. Stutz 1993-4-30 95775 Los Angeles South entrance of Edwards Air Force Base.; 0 Comment
  POM213178  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  SDSU5564  Atriplex semibaccata R. M. Beauchamp 1967-3-17 251 Los Angeles San Clemente Island. Comment
  POM153314  Atriplex serenana P. A. Munz, I. M. Johnston 1928-9-4 11130 Los Angeles Saugus. 366 Comment
  RSA478344  Atriplex serenana var. davidsonii Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA597824  Atriplex watsonii L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. Catalina Harbor (Isthmus). 3 Comment
  RSA232702  Atriplex watsonii Larry E. DeBuhr, Gary Wallace 1972-9-1 686 Los Angeles San Clemente Island NW side of island. Comment
  SBBG133396  Avena barbata J. Lambert, S. McDonough 2005-4-6 Bot 52 -05 Los Angeles Swat 2 by frogman shelter 29 Comment
  SEINET2473453 Image available Avena sativa Richard G. Swinney 2009-1 10377 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills; Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  RSA607697  Azolla filiculoides Scott D. White 1997-11-5 6011 Los Angeles Malibu Coast: Mouth of Trancas Cyn., north of Pacific Coast Hwy. USGS Point Dume quad. 34 deg 2'N, 118 deg 50.5'W 7 Comment
  UC217979  Azolla filiculoides P. A. Munz May 1921 4554 Los Angeles pool in hills s of San Dimas 426 Comment
  CHSC55839  Baccharis emoryi L. P. Janeway 1988-7-24 3162 Los Angeles Puente Hills, between Whittier and La Puente. Low in Arroyo San Miguel. 175 Comment
  RSA0008309  Baccharis malibuensis James Henrickson 1993-9-3 22470 Los Angeles 0.3 miles E of Las Virgenes Road along Las Virgenes Canyon Road towards Cottontail Ranch. plant under powerlines on north side of road across from home at 1643 Las Virgenes Canyon Road; On Soka University Property 235 Comment
  OBI56528  Baccharis pilularis Louis C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mtn: Barrel Springs 899 Comment
  SBBG13541  Baccharis pilularis subsp. consanguinea E. R. Blakley 1962-10-3 5383 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  UC57580  Baccharis plummerae subsp. plummerae J. H. Barber 1898-8-4 Los Angeles Topango Comment
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May 22 2014
  CAS-BOT-BC98171  Baccharis salicifolia Carl B. Wolf 1932-5-10 3508 Los Angeles Santa Catalina Island, Avalon Canyon, above the last almond orchard 121 Comment
  CHSC85564  Baccharis salicifolia John Dittes 2003-12-23 855 Los Angeles Western Transverse Range; north slope of Verdugo Mts. In La Tuna Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; drainage south of La Tuna Cyn. Road. 457 Comment
  CHSC99215  Baccharis salicifolia John C. Dittes; Rudolph A. Dittes 2006-10-30 1418 Los Angeles South Coast Subregion; 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. Undesignated Section of El Encino Land Grant. 207 Comment
  RSA612652  Baccharis salicifolia M. Low 1997-3-13 14 Los Angeles E. LA Co, Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. E end of panhandle region. 412 Comment
  RSA0065406  Baccharis salicifolia Gene Cooper 1961-4-25 s.n. Los Angeles San Gabriel Canyon. Comment
  RSA595138  Balsamorhiza deltoidea Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8590 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct 1098 Comment
  RSA0030918  Balsamorhiza deltoidea B. C. Templeton, C. B., I. W. 1930-5-13 s.n. Los Angeles Grassy hillside, North end of Bouquet Canyon. 1097 Comment
  SEINET11861884  Balsamorhiza deltoidea J. F. Bright, Wyman, C. 1933-4-17 8383 Los Angeles Boquet Canyon Comment
  LA29174  Berberis nevinii Mary V. Hood; 1941-3-11 41- 16 k* Los Angeles San Gabriel Mountains, Lopez Canyon 457 Comment
  RSA720153  Berberis nevinii LeRoy Gross 2007-4-6 2630 Los Angeles Southern front of the range: Wildwood Canyon. Area where the road drains into a debris dam, and parking area for one of the trails that climb to the crest of the range. 499 Comment
  RSA788770  Berberis nevinii Mark Elvin, M. Wall 1997-3-5 362 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 50 m off road. Sandy alluvial wash. 534 Comment
  UC1714599  Bergerocactus emoryi F. M. Reed 1909-7-6 2796 Los Angeles edge of salt marsh at <isthmus ?> Catalina Isl. 7 Comment
  UC284128  Bergerocactus emoryi P. A. Munz 1923-4-13 6789 Los Angeles San Clemente Island Comment
  RSA3566  Beta vulgaris C. B. Wolf 1932-5-12 3579 Los Angeles Santa Catalina Island. Border of Catalina Harbor. 3 Comment
  CHSC118870  Bidens pilosa Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey St. in abandoned citrus orchard. 233 Comment
  JEPS16885  Bidens pilosa Peter H. Raven 1956-6-17 9406 Los Angeles Westwood, Los Angeles Los Angeles, Westwood Comment
  CAS-BOT-BC101999  Bidens pilosa Peter Raven 1959-10-10 14617 Los Angeles University of California, Los Angeles 129 Comment
  UC2026458  Bidens pilosa var. pilosa Louis C. Wheeler 1966-10-25 9074 Los Angeles SAN GABRIEL MOUNTAINS: E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  CDA4003  Bituminaria bituminosa P. A. Munz 1962-5-29 24319 Los Angeles San Gabriel Mountains: Millard Canyon. Comment
  RSA708602  Bloomeria crocea Valerie L. Soza, LeRoy Gross 2001-5-9 1204 Los Angeles Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 297 Comment
  RSA653537  Bloomeria crocea Ian Thompson 1997-4-28 63 Los Angeles Cal Poly Pomona Ecological Reserve, Northwest facing slope South of E-Line. Comment
  POM18010  Boechera P. A. Munz 1923-5-26 6860 Los Angeles Rock Creek 1768 Comment
  RSA66226  Boechera arcuata F. W. Peirson 1919-6-14 662 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  CAS-BOT-BC16087  Boechera californica George B. Grant 1904-5-5 6197 Los Angeles Arroyo Seco Canyon. Comment
  SEINET3132242  Boechera californica G. B. Grant 1904-4-4 53 a-5633 Los Angeles Garvanza Comment
  SBBG72401  Boechera pulchra R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCD114425  Boechera pulchra Daryl Koutnik; Bruce Holguin 1978-4-1 217 Los Angeles West side of Sierra Hwy. and 1 mile north of State Hwy. 14. 987 Comment
  CATA1892  Bolboschoenus maritimus subsp. paludosus Denise Knapp 2006-8-23 Los Angeles Santa Catalina Island: Cherry Valley 0 Comment
  UCR190048  Boschniakia strobilacea R. G. Swinney 1998-8-27 6812 Los Angeles San Gabriel Mtns., gentle slope between Big Horn Ridge and ridge immediately north 2646 Comment
  CDA30839  Bothriochloa barbinodis M. O'Brien 2010-8-26 MOB 10 -03 Los Angeles South Coast; El Pescador State Beach. 0 Comment
  UC76929  Bothriochloa barbinodis Geo. B. Grant Jun 1902 41 Los Angeles Pasadena Comment
  SBBG97003  Bowlesia incana S. Boyd with T. Ross, L. Arnseth 1990-4-8 4371 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  CAS-BOT-BC95414  Bowlesia incana E. R. Blakley 1963-12-8 6389 Los Angeles San Clemente Island, canyon head above Mosquito Cove and btwn. Triangulation Points Malo and Chenity 274 Comment
  SBBG80264  Brachypodium distachyon F. R. Fosberg 1931-5-22 4964 Los Angeles just above Isthmus Harbor 3 Comment
  SBBG98687  Brassica geniculata T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5050 Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  UCR260620  Brassica geniculata R. G. Swinney 2010-6-21 13296 Los Angeles San Gabriel Mountains, 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
  RSA0084245  Brassica nigra E. S. Spalding 1923-6-25 s.n. Los Angeles Eagle Rock. Comment
  RSA482920  Brassica rapa Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  LA32272  Brassica rapa Peter H. Raven; Henry J. Thompson 1959-10-31 14717 Los Angeles 304 Comment
  POM462  Brassica rapa P. A. Munz 1918-4-11 s.n. Los Angeles Claremont. 365 Comment
  CAS-BOT-BC36837  Brassica tournefortii John H. Thomas 1957-4-27 6677 Los Angeles Point Dume, about 18 miles due west of Santa Monica. 60 Comment
  JEPS30525  Brickellia californica Henry J. Thompson 1958-10-22 1812 Los Angeles Just N of Mt. Hollywood, Griffith Park, Santa Monica Mountains. 381 Comment
  RSA188310  Brodiaea jolonensis Robert F. Thorne 1966-6-1 36491 Los Angeles Santa Catalina Island: near margin of reservoir at upper end of Cape Canyon. 335 Comment
  RSA251546  Brodiaea kinkiensis Robert F. Thorne 1973-4-11 42814 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  RSA533889  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5165 Los Angeles San Clemente Island, 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  UCR190042  Bromus R. G. Swinney 1998-10-3 7001 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  RSA188109  Bromus arizonicus R. F. Thorne 1966-4-4 35789 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA133407  Bromus carinatus P. H. Raven 1959-5-3 14061 Los Angeles Santa Monica Mountains. Mulholland Drive near Beverly Glen Boulevard, (34?N; 118-119?W) 381 Comment
  RSA229192  Bromus carinatus var. carinatus R. F. Thorne, C. W. Tilforth 1971-6-30 40761 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek 1616 Comment
  SEINET269179 Image available Bromus carinatus var. carinatus Scott D. White, Chet McGaugh 1995-5-16 3058 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. 'Sunshine Cyn'; W of San Fernando Rd. and I-5 Fwy SW of interchange w 457 Comment
  CATA62  Bromus diandrus USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 38 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  RSA562560  Bromus diandrus Steve Boyd, Walter Appleby 1993-4-22 7976 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
  UC816364  Bromus diandrus Joseph Andorfer Ewan IV 1933 10938 Los Angeles near Union Avenue (Shatto Street); Shatto Street Comment
  UCD58513  Bromus diandrus Fay A. MacFadden 1935-4-12 s.n. Los Angeles Weldon Canyon. Comment
  UCR43957  Bromus diandrus B. A. Prigge 1986-3-20 7973 Los Angeles Tehachapi Mtns, 0.4 mi. east of Gorman on Lancaster Road 1128 Comment
  UCSB9413  Bromus diandrus Lloyd, Robert 1959-5-21 Los Angeles Front of Crookshank Hall, Pomona College; Claremont; San Gabriel Mtns 365 Comment
  LA18811  Bromus diandrus Carl Epling; 1925-4-18 6763 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC816287  Bromus diandrus Geo. B. Grant April, 1901 3803 Los Angeles Southern California Comment
  UCR73385  Bromus grandis T. S. Ross 1991-8-14 5780 Los Angeles San Gabriel Mtns, Roundtop Mountain 1768 Comment
  IRVC27965  Bromus hordeaceus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26119 Los Angeles Castaic Mesa, Newhall Ranch, 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 Western San Gabriel Mtns. 488 Comment
  SD252236  Bromus madritensis Steven A. Junak 2000-5-19 Sca 1320 Los Angeles Santa Catalina Island. N-facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W of powerline route. 228 Comment
  CATA3092  Bromus madritensis subsp. madritensis Amy Catalano, Steven Junak 2016-4-27 087 Los Angeles Santa Catalina Island: Along main ridge running to West Point, south facing slope 136 Comment
  SD230133  Bromus madritensis subsp. madritensis Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles: SE of Alemeda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 233 rd St. (L. A. Harbor Dept. , Classification Yard, E. of Dominguez Flood Control Channel). Comment
  UC285018  Bromus madritensis subsp. rubens P. A. Munz 1923-4-10 6711 Los Angeles San Clemente Island Comment
  LA33362  Bromus madritensis subsp. rubens Peter H. Raven; 1959-5-3 14056 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  UCD59071  Bromus orcuttianus var. hallii Peter Kamb 1948-6-26 1130 Los Angeles South side of Pacoima Canyon near Ant Canyon. San Gabriel Mts. 731 Comment
  POM363930  Bromus rubens T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA188111  Bromus rubens R. F. Thorne 1966-4-4 35787 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA614153  Bromus rubens Anna Christensen 1997-3-13 3 Los Angeles Claremont, Bernard Biological Field Station. NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  UCR182743  Bromus rubens R. G. Swinney 1998-4-11 5936 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  RSA0067564  Bromus tectorum R. G. Swinney 2010-5-12 12715 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  SEINET13387006 Image available Bromus tectorum R. G. Swinney 2011-1 15225 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail (Crystal Lake 7.5' Q.) (T3N R9W) 1567 Comment
  UCR213964  Bromus tectorum Dave Silverman, Cindy Hopkins 2007-4-24 6742 Los Angeles Tejon Ranch, 1.8 km ESE of National Cement plant, 1.0 km W of Oso Pump Plant-CA Aqueduct, and 290 m S of the county line 976 Comment
  UCR264748  Bromus trinii Steve Boyd, Gary D. Wallace 2011-4-14 12308 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  CATA3479  Caesalpinia spinosa Michael Thomas, Benjamin Dion 2017-12-5 006 Los Angeles Santa Catalina Island: Interior; roadside, 20m south of Rancho Escondido Road in Lower Cottonwood Canyon watershed 106 Comment
  CAS-BOT-BC234000  Calandrinia breweri Dr. H. E. Hasse 1909-1-1 s.n. Los Angeles Santa Monica Range Comment
  IRVC28844  Calandrinia ciliata Mark A. Elvin, Cathleen Weigand 2003-4-8 2465 Los Angeles Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks Santa Clarita Valley 351 Comment
  UCR125781  Calendula officinalis A. C. Sanders 2003-5-26 26833 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
  SD234417  California macrophylla A. C. Sanders, Mark A. Elvin, et al 2003-5-1 26263 Los Angeles Westerm San Gabriel Mtns.: NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons (Warm Springs Mtn 7.5'Q) 441 Comment
  RSA660800  Calochortus albus LeRoy Gross, Valerie Soza 2001-6-6 431 Los Angeles Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 701 Comment
  RSA592027  Calochortus catalinae Mark Hoefs, Doug Propst 1973-5-4 233 Los Angeles Santa Catalina Island: lower Middle Canyon, at Camp Cactus turn off 145 Comment
  RSA0050039  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -015 Los Angeles Western Transverse Ranges; Sierra Pelona Ridge off Forest Rd. 6N07 1341 Comment
  SEINET12044585  Calochortus clavatus B. C. Templeton, Clokey, I. W. 1930-1 1402 Los Angeles Bouquet Canyon, San Gabriel Mts 600 Comment
  RSA249804  Calochortus kennedyi var. kennedyi Robert F. Thorne 1973-5-11 43458 Los Angeles Mojave Desert Slope: 1/4-1/2 mile N of Bobs Gap, N slope of Holcomb Ridge, ca. 2 1/2 miles due S of Llano. 1159 Comment
  SD233241  Calochortus plummerae D. E. Bramlet 2011-6-16 4876 Los Angeles Upper Maple Cyn., 10 m SW of Angeles Forest Hwy & 1.4 km E of Big Tujunga Rd. 917 Comment
  RSA778571  Calochortus weedii var. intermedius David E. Bramlet, A. Rudalevige 2010-6-22 4724 Los Angeles Chino Puente Hills region: Tonner Canyon. Ridgeline along the Brea Ridge MtrWay, adjacent to T line, 945 m W of Tonner Canyon Road 319 Comment
  UCR209910  Calyptridium R. G. Swinney 2008-7-24 9286 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR272520  Calyptridium monandrum R. G. Swinney 2011-7-7 15428 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
  SBBG69697  Calyptridium monandrum R. Hoffmann 1931-5-2 Los Angeles above Fetterley's, San Francisquito Cyn Comment
  CATA1107  Calystegia macrostegia Mark L. Hoefs 1995-5-23 2070 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  SBBG58095  Calystegia macrostegia R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  LA91408  Calystegia macrostegia subsp. cyclostegia Greg Clayton; Greg Shaw 1972-3-16 sn Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak E of canyon overlook 594 Comment
  CAS-BOT-BC215793  Calystegia macrostegia subsp. intermedia Le Roy Abrams 1901-6-18 s.n. Los Angeles Los Angeles Comment
  RSA659858  Calystegia macrostegia subsp. intermedia Orlando Mistretta 1992-8-17 752 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  RSA592473  Calystegia macrostegia subsp. macrostegia Mark Hoefs 1973-3-11 55 Los Angeles Santa Catalina island; near Renton Mine Road. 213 Comment
  CAS-BOT-BC221316  Calystegia macrostegia subsp. tenuifolia Louis C. Wheeler 1947-4-27 6470 Los Angeles Arcadia: Woodward Avenue between Santa Anita Avenue and Oakwood Drive Comment
  SBBG58075  Calystegia occidentalis subsp. fulcrata R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR125485  Calystegia peirsonii A. C. Sanders, Mark Elvin 2003-4-14 25967 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UCR99494  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-5-28 9855 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Cyn, south of Liebre Mtn. 939 Comment
  RSA465676  Camissonia bistorta Jennie Alberts 1884-3-27 s.n. Los Angeles near Pasadena Comment
  RSA709833  Camissonia bistorta A. C. Sanders 2003-5-22 26825 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
  RSA465687  Camissonia bistorta Unspecified 1933-4-10 s.n. Los Angeles Little Tujunga Canyon Comment
  UCR193667  Camissonia boothii R. G. Swinney 1999-6-28 7425 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  POM18149  Camissonia boothii subsp. decorticans P. A. Munz 1923-5-26 6829 Los Angeles San Gabriel Mountains, Big Rock Creek on loose dry slope. 1524 Comment
  RSA454044  Camissonia cheiranthifolia subsp. suffruticosa Robert Gustafson 1980-7-9 1805 Los Angeles Ballona Wetlands, Area 3. Confined to a narrow strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Channel in area 3; also on coastal strand along the western boundary area 1. Comment
  RSA125246  Camissonia claviformis subsp. claviformis P. A. Munz 1957-5-15 22579 Los Angeles 14 miles east of Lancaster, Mojave Desert. Comment
  CAS-BOT-BC7133  Camissonia guadalupensis subsp. clementina Peter Hamilton Raven 1962-4-9 17125 Los Angeles San Clemente Island, dune above ocean just south of Eel Point. 12 Comment
  RSA186682  Camissonia guadalupensis subsp. clementina Peter H. Raven 1964-4-18 18772 Los Angeles San Clemente Island, Raven 17628 X Guadalupe Island, Moran & Ernst 6737 (Progenies) Comment
  IRVC29112  Camissonia hirtella A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26136 Los Angeles Castaic Mesa, Newhall Ranch, 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 Western San Gabriel Mtns. 488 Comment
  RSA584871  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1990-6-4 2797 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  POM9305  Camissonia intermedia P. A. Munz, R. D. Harwood 1920-5-17 3968 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 122 Comment
  RSA449032  Camissonia micrantha Anstruther Davidson 1907-04 1754 Los Angeles Hollywood. Comment
  RSA652355  Camissonia micrantha Max E. Badgley 1948-5-9 s.n. Los Angeles Found along San Dimas Canyon Rd. 5 mi. N/E San Dimas, East of San Dimas Park. 244 Comment
  POM126851  Camissonia pallida subsp. pallida Jos. Burtt Davy 1896-05 2529 Los Angeles Antelope Valley. Comment
  RSA729962  Camissonia pallida subsp. pallida R. G. Swinney 1999-4-5 7066 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East. 1207 Comment
  RSA144893  Camissonia pallida subsp. pallida E. G. Linsley 1960-5-6 60 -57 Los Angeles Mojave Desert, 18 miles W of Lancaster Comment
  RSA454095  Camissonia strigulosa Fay A. MacFadden 1931-3-15 42 -E Los Angeles Tuna Canyon, Verdugo Hills. Comment
  SEINET13297610 Image available Camissonia strigulosa R. G. Swinney 2011-1 15288 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5' Q.) (T3N R11W S22) 1570 Comment
  UCD15279  Camissoniopsis cheiranthifolia Claire Warshaw 1985-5-12 16 Los Angeles growing at intersection of Ardmore Ave. and Manhattan Beach Blvd. 36 Comment
  SBBG13083  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5254 Los Angeles large beach dunes near Wall 2 9 Comment
  RSA802574  Camissoniopsis hirtella Orlando Mistretta, Christine Mistretta 2011-7-6 5916 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  CAS-BOT-BC160532  Camissoniopsis lewisii H. Wedberg 1958-3-22 170 Los Angeles At Point Dume Comment
  UCSB11548  Canbya candida Dearing, Hugh; Dearing, Margaret 1941-5-10 Los Angeles Big Rock Creek Road Comment
  SDSU2476  Capsella bursa-pastoris Gerald Collier 1951-3-11 M 199 Los Angeles 3634 Muscatel Ave., Rosemead. 89 Comment
  UC1126896  Cardamine californica var. californica A. D. Gifford 1935-2-11 431 Los Angeles 2 mi s Red Rock Mtn; Tejon Quad., Angeles National Forest Comment
  CAS-BOT-BC37898  Cardamine oligosperma H. E. Hasse 1908-3-1 s.n. Los Angeles Santa Monica Range. Topanga Canyon. Comment
  CAS-BOT-BC384775  Cardionema ramosissimum Peter H. Raven; Henry J. Thompson 1959-6-4 14338 Los Angeles Santa Monica Mountains. Point Dume 42 Comment
  RSA0112840  Carduus pycnocephalus Steven A. Junak 1999-5-20 SCa- 958 Los Angeles Santa Catalina Island. Along Cottonwood-Black Jack Road, plant stop. 341 Comment
  UCR141864  Carex R. G. Swinney 1997-9-6 5862 Los Angeles San Gabriel Mountains, Mescal Picnic Park [= Mescal Campground], along boardwalk about 50 m N of Big Pines Highway 1866 Comment
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Sep 12 2018
  UCSB584  Carex K. Beach 1943-5-3 1837 Los Angeles OFF SAN ANTONIO CANYON FERN CANYON (SAN DIMAS EXPERIMENTAL FOREST STATION; N OF CUCUMONGA) 1249 Comment
  SEINET13323797  Carex alma I. W. Clokey 1930-5-13 4617 Los Angeles Boquet Canyon 450 Comment
  UCR190102  Carex athrostachya R. G. Swinney 1998-9-7 6938 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA228940  Carex fracta Robert F. Thorne 1971-8-25 41315 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  RSA732919  Carex fracta R. G. Swinney 1999-8-16 7659 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope, 2445 Comment
  SEINET10647592  Carex hookeriana Hermann E. Hasse Hasse s.n. Los Angeles Brackish flats. Comment
  SEINET10652996  Carex multicaulis Jason R. Grant, W. Wheeler 1904-5-17 Grant 138 /6223 Los Angeles Mt. Wilson 2 Comment
  CAS-BOT-BC118973  Carex pellita John Thomas Howell 1947-7-18 23429 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  RSA364756  Carex phaeocephala Fred Burlew 1916-08 3136 Los Angeles Mt. San Antonio (top) Comment
  CAS-BOT-BC117970  Carex rossii John Thomas Howell 1947-7-18 23393 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA90887  Carex schottii Joseph A. Ewan 1936-7-26 9809 Los Angeles Big Pines Meadow. 2073 Comment
  RSA656780  Carex spissa Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 712 Los Angeles North side: Northeastern side of La Tuna Canyon, north of 210 freeway, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park., Area burned in August 1999. Near 34 deg 14 16.5N, 118 deg 17 23.5W. 549 Comment
  CAS-BOT-BC116598  Carex subfusca Robert F. Thorne; John Olmstead 1965-8-26 35389 Los Angeles San Gabriel Mts. Angeles National Forest, Camp Lupine near Prairie Fork. 2011 Comment
  RSA748454  Carex subfusca R. G. Swinney, Cody Clarke 2001-8-22 8074 Los Angeles San Gabriel Mtns.: 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  SD53067  Carex triquetra Peter Raven 1962-5-21 17813 Los Angeles Santa Catalina Island, lower end of Bullrush Canyon, clumps. 198 Comment
  UCD50467  Carya illinoinensis Collector Unknown 1982-11-1 s.n. Los Angeles CA: Los Angeles Co.: tree infront of house at Arcadia Ave., Arcadia. Comment
  SBBG128305  Castilleja affinis S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 34 Los Angeles Deer Valley Trail 92 Comment
  SBBG66843  Castilleja affinis R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  RSA608308  Castilleja affinis Louis C. Wheeler 1930-5-2 33 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  JEPS27408  Castilleja affinis subsp. affinis Peter H. Raven and Henry J. Thompson 1959-4-3 13921 Los Angeles just e Malibu Junction; Santa Monica Mountains 265 Comment
  UCR210198  Castilleja applegatei R. G. Swinney 2008-8-13 9403 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  JEPS16670  Castilleja applegatei subsp. martinii Rimo Bacigalupi with C. L. Custer 1954-4-4 4391 Los Angeles directly back of Altadena (Millard's Public Camp, in Millard's Canyon, lower s reaches of San Gabriel Mountains); San Gabriel Mountains, Angeles National Forest, Millard's Ca 556 Comment
  RSA628819  Castilleja applegatei subsp. martinii Scott D. White, David E. Bramlet 1998-6-29 6809 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  RSA729456  Castilleja applegatei subsp. martinii R. G. Swinney 1998-7-8 6326 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  POM175423  Castilleja applegatei subsp. martinii Joseph A. Ewan 1930-6-24 2700 Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains 1982 Comment
  RSA448690  Castilleja applegatei subsp. martinii Fordyce Griffiths Jr. 1910-07 3411 Los Angeles Hill and Mountain sides, San Gabriel Mountains. Comment
  UCSB45266  Castilleja exserta subsp. exserta Batson, J. 1979-5-12 Los Angeles End of Trancas Canyon Road; near Malibu, CA 91 Comment
  RSA650923  Castilleja foliolosa Dolores Perez 1981-5-3 40 Los Angeles Ca Hwy 39, 2 miles S. of Morris Reservoir. Comment
  RSA585938  Castilleja gleasoni Tim S. Ross, S. D. Boyd 1990-5-23 2641 Los Angeles Mt. Gleason Area: North-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody canyon 1250 Comment
  UCR20065  Castilleja gleasoni T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest. East slope of Mt. Gleason, immediately NE of microwave station on 3N17 1829 Comment
  RSA522458  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4046 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  RSA652661  Castilleja minor subsp. spiralis Marion P. Harthill 1972-4-8 639 Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest 457 Comment
  UCSB6019  Castilleja minor subsp. spiralis Wedberg, H. 1958-7-15 Los Angeles New and Old Topanga Canyons, Santa Monica Mtns Comment
  UCR222841  Castilleja plagiotoma R. G. Swinney 2009-5-12 10756 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  CAS-BOT-BC38143  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd 1990-5-31 2733 Los Angeles San Gabriel Mountains. Ridge descending northward from Mount Gleason. 1847 Comment
  UC1126938  Caulanthus amplexicaulis A. D. Gifford 1935-5-8 694 Los Angeles 4 3/4 mi ene Warm Springs; Tejon Quad., Angeles National Forest Comment
  RSA629688  Caulanthus amplexicaulis var. amplexicaulis Scott D. White, Dave Bramlet 1998-8-11 7051 Los Angeles San Gabriel Mts.: 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
  LA200339  Caulanthus heterophyllus Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM8575A  Caulanthus heterophyllus var. heterophyllus P. A. Munz, R. D. Harwood 1920-4-21 3710 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  UCR95451  Caulanthus lasiophyllus L. C. Wheeler 1967-5-12 9435 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  RSA398850  Ceanothus crassifolius L. E. Hoffman 1933-2-25 s.n. Los Angeles Mint Canyon. Comment
  RSA592171  Ceanothus crassifolius Louis C. Wheeler 1967-5-2 9275 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles County firearms closure map. 396 Comment
  RSA786777  Ceanothus crassifolius Doris Bowers 1957-3-24 632 Los Angeles Millard's Canyon N/o Altadena 1220 Comment
  UCD111437  Ceanothus crassifolius Colin M. Wainwright 1971-3-26 131 Los Angeles Evey Canyon, off Mt. Baldy Road, 5 miles north of Claremont. 1036 Comment
  UCR150665  Ceanothus crassifolius James Henrickson 2000-4-15 20710 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  UCR205102  Ceanothus crassifolius R. G. Swinney 2008-4-11 8664 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UCR258950  Ceanothus crassifolius R. G. Swinney 2010-2-27 11742 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
  SFV2217  Ceanothus cuneatus K. A. Wilson 1961-2-18 854 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Sulfur Hot Springs. Small valley with running stream. Comment
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May 1 2014
  RSA398586  Ceanothus greggii var. vestitus L. E. Hoffman 1931-12-23 s.n. Los Angeles [Chilao] Flats Comment
  POM250329  Ceanothus leucodermis I. W. Clokey, E. G. Anderson 1931-3-11 5340 Los Angeles San Gabriel Mountains, San Gabriel Canyon 900 Comment
  RSA779991  Ceanothus leucodermis R. G. Swinney 2009-6-24 11228 Los Angeles summit of Granite Mountain 1988 Comment
  UCR259061  Ceanothus leucodermis R. G. Swinney 2010-3-18 11967 Los Angeles San Gabriel Mountains/Verdugo Mountains, Lake View Terrace, SE end of Orcas Park in Hansen Dam Basin, within 10 meters of Salix riparian forest corridor in Big Tujunga Wash 323 Comment
  RSA399125  Ceanothus megacarpus Richard C. Barkelew 1929-4-12 15829 Los Angeles Cahuenga Pass Comment
  RSA598221  Ceanothus megacarpus var. insularis Sara L. Crockett 1997-1-18 558 Los Angeles Santa Catalina Island. 2.2 miles NW on Stage Road frm jct. with Middle Ranch Road. 366 Comment
  LA52227  Ceanothus megacarpus var. megacarpus Sharon Johnston; 1957-3-3 M- 302 Los Angeles Santa Monica Mountains, La Tuna Canyon, Tuna Canyon 1/2 way to top of ridge 152 Comment
  CAS-BOT-BC50460  Ceanothus oliganthus I. M. Johnston 1917-9-17 1724 Los Angeles Cow Canyon, San Antonio Mountians 914 Comment
  CAS-BOT-BC50496  Ceanothus oliganthus W. R. Dudley 1907-12-1 s.n. Los Angeles Saw-pit Canyon (near Monrovia) Comment
  RSA399723  Ceanothus oliganthus Louis Greata 1901-04 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  CHSC26359  Ceanothus oliganthus var. oliganthus James Henrickson 1972-3-19 7175 Los Angeles 5 road miles along Angeles Crest Hwy 2 NE of La Canada. 853 Comment
  LA32022  Ceanothus spinosus Peter H. Raven; Henry J. Thompson 1959-4-3 13918 Los Angeles 822 Comment
  LA42093  Ceanothus spinosus Carl Epling; Lincoln Ellison 1929-3-16 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCSB3990  Ceanothus spinosus Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  RSA0112553  Ceanothus vestitus R. G. Swinney 2011-6-15 15174 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy. 1585 Comment
  UCR263050  Ceanothus vestitus Mitch Provance 2008-4-14 10151 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA188093  Centaurea cineraria R. F. Thorne 1966-4-28 36239 Los Angeles Santa Catalina Island. Wrigley Drive near Avalon. 91 Comment
  SEINET13276829 Image available Centaurea cyanus R. G. Swinney 2011-1 15374 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  UCR129914  Centaurea diluta G. C. Fleischman 1952-6-9 s.n. Los Angeles Los Angeles, intersection of Antwerp & Imperial Aves. 29 Comment
  UC1215224  Centaurea melitensis Peter H. Raven 1962-7-11 17988 Los Angeles canyon n of and n of Lemon Tank Station Nanny; San Clemente Island Comment
  UCSB22833  Centaurea melitensis Palmer, Elizabeth 1908-5-25 Los Angeles Los Angeles Comment
  RSA655774  Centaurea solstitialis LeRoy Gross 2001-1-13 333 Los Angeles Verdugo Mountains: Radio facility on top of main crest, just above were Whiting Woods Mountainway and Verdugo Mountainway connects. 915 Comment
  RSA391484  Centaurium exaltatum Anstruther Davidson 1893-7-4 s.n. Los Angeles Rock Creek. Comment
  UCR146884  Centaurium venustum Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, North Padua Ave at intersection with Palmer Canyon Rd., NNE of Claremont 564 Comment
  RSA578659  Centrostegia thurberi Tim S. Ross, S. D. Boyd 1994-5-1 7602 -b Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA598110  Ceratoides lanata Steve Boyd, Lauren Raz 1997-3-4 9158 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, east of Crown Valley and northwest of Acton Canyon, just north of Sierra Highway ca 0.8 miles east of Crown Valley Road., Near 34 deg 29' 38.9'' N 118 deg 11' 04.5''W. 926 Comment
  SEINET12161227  Ceratonia siliqua L. F. Allabach 1921-1 s.n. Los Angeles Pasadena Comment
  RSA0057898  Ceratophyllum demersum Richard G. Swinney 2010-9-7 13702 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  CAS-BOT-BC142135  Cercocarpus betuloides Mary H. Ward 1971-2-17 125 Los Angeles San Rafael Hills behind Linda Vista, southwestern Pasadena 304 Comment
  UCR205048  Cercocarpus betuloides R. G. Swinney 2008-3-31 8582 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA0095251  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-5-6 14591 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  RSA599256  Cercocarpus betuloides var. betuloides Steve D. Boyd, Lauren Raz 1997-3-31 9431 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
  RSA653047  Cercocarpus betuloides var. betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mtns.: ca. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  RSA702248  Cercocarpus betuloides var. betuloides Gary D. Wallace 1985-2-25 2166 Los Angeles Gold Hill. 259 Comment
  CAS-BOT-BC142141  Cercocarpus betuloides var. betuloides Marian L. Campbell 1921-3-29 129 Los Angeles On road to Santa Barbara. Comment
  RSA0005549  Cercocarpus betuloides var. multiflorus W. L. Jepson 1908-7-12 3041 Los Angeles Santa Catalina Island, near Avalon. Comment
  CAS-BOT-BC147718  Cercocarpus betuloides var. traskiae Robert F. Thorne 1967-5-18 36872 Los Angeles Santa Catalina Island: Wild Boar Gully 167 Comment
  UCR141372  Cercocarpus ledifolius R. G. Swinney 1997-8-19 5821 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  CHSC100689  Chaenactis G. D. Wallace; Ann Hiller 1983-5-18 2056 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  POM29853  Chaenactis artemisiifolia George B. Grant 1904-6-15 166 Los Angeles Pasadena. Comment
  SBBG7865  Chaenactis artemisiifolia H. and M. Dearing 1938-5-22 2596 Los Angeles Santa Monica Mtns Comment
  SEINET7379769 Image available Chaenactis carphoclinia H. M. Hall, H. P. Chandler 1906-6-11 7383 Los Angeles Rosamond, Mohave Desert, Los Angeles Comment
  UCR110894  Chaenactis fremontii A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21995 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  PASA2194  Chaenactis glabriuscula Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  POM280814  Chaenactis glabriuscula Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tujunga Canyon Comment
  RSA749034  Chaenactis glabriuscula R. G. Swinney 2008-5-5 8758 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  UCR223691  Chaenactis glabriuscula R. G. Swinney 2009-6-24 11260 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  CAS-BOT-BC277362  Chaenactis glabriuscula var. glabriuscula Steve Boyd; Tim Ross 1988-4-28 2231 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. In small side canyon. Angeles National Forest 792 Comment
  RSA229172  Chaenactis glabriuscula var. glabriuscula R. F. Thorne, C. W. Tilforth 1971-6-30 40809 Los Angeles San Gabriel Mountains. 1554 Comment
  RSA660073  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta 1992-5-25 421 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  SEINET2056590 Image available Chaenactis macrantha George K. Helmkamp, E. A. Helmkamp 1998-5-21 4053 Los Angeles Western Mojave Desert: Junction of Munz Ranch Rd and Lake Elizabeth Rd N of Lake Elizabeth. 1097 Comment
  HSC104221  Chaenactis stevioides R. G. Swinney 2009-4-24 10458 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA799682  Chaenactis xantiana Pam De Vries 2013-4-3 7838 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1054 Comment
  RSA599610  Chamaesyce albomarginata Steve Boyd, Lauren Raz 1997-4-16 9504 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
  RSA578986  Chamaesyce polycarpa var. polycarpa T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7427 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of Inspiration Point. 21 Comment
  RSA639151  Chamaesyce prostrata L. C. Wheeler 1973-7-14 s.n. Los Angeles Los Angeles: Great Western Exhibit Center near Atlantic and Washington Blvd. Comment
  CHSC83321  Cheilanthes covillei John Dittes; Chris Williams 1989-4-29 1 Los Angeles Upper Big Tujunga River (Wikiup) 1/4 mile downstream of bridge to Camp Colby. 20 feet above river. Comment
  JEPS60011  Cheilanthes covillei Joseph Ewan 1937-5-30 7207 Los Angeles Mill Creek near junction of North Fork Tujunga Creek 914 Comment
  RSA729539  Cheilanthes covillei R. G. Swinney 1998-6-16 6981 Los Angeles Ridge c. 150m SE of summit of Lookout (Antonio) Mtn. 2012 Comment
  RSA685695  Cheilanthes covillei T. R. Pray 1962-5-7 1896 Los Angeles Crystal Lake Road vbelow Soldier Creek crossing Comment
  RSA610543  Chenopodium album L. C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  UCR178183  Chenopodium ambrosioides LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 291 Los Angeles Verdugo Mountains, Hostetter Mountainway 915 Comment
  SBBG65290  Chenopodium berlandieri R. Hoffmann 1931-10-1 Los Angeles near Bob's Place, Mint Cyn Comment
  POM307008  Chenopodium berlandieri var. sinuatum Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1915 Los Angeles San Gabriel Wash. Comment
  SBBG95183  Chenopodium californicum M. B. Dunkle 1928-5-27 1971 Los Angeles Hamilton Cyn Comment
  UCD98129  Chenopodium californicum A. C. Sanders; E. J. Lawlor 1988-4-3 7743 Los Angeles Southwestern end of the Tehachapi Mountains, one mile NW of Gorman on a gasline road, 0.4 mi. above the old highway. 1280 Comment
  RSA527584  Chenopodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4361 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA729382  Chenopodium fremontii R. G. Swinney 1998-7-14 6457 Los Angeles north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat. 1890 Comment
  UCR191165  Chenopodium fremontii R. G. Swinney 1999-7-5 7514 Los Angeles San Gabriel Mtns., head of Cedar Canyon, stream bottom NW of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2012 Comment
  RSA478520  Chenopodium macrospermum var. farinosum Anstruther Davidson 1896-10 s.n. Los Angeles San Pedro. Comment
  UC7318  Chenopodium murale W. H. Brewer 1860-12-23 96 Los Angeles Los Angeles Comment
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Oct 18 2010
  RSA522452  Chenopodium pratericola T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4052 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. 1658 Comment
  UCR213336  Chlorogalum pomeridianum Justin M. Wood 2009-6-8 853 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  CAS-BOT-BC178910  Chorizanthe Timothy S. Ross; J. Mark Porter 1995-5-4 8504 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  UCR280891  Chorizanthe brevicornu R. G. Swinney 2014-4-23 16161 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
  RSA586668  Chorizanthe brevicornu var. brevicornu Orlando Mistretta 1995-6-1 1740 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  IRVC28396  Chorizanthe parryi var. fernandina A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26060 Los Angeles Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  SD241138  Chorizanthe spinosa Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-20 8020 Los Angeles Antelope Valley, north of Lancaster, near Amargosa Creek, 25 m west of Sierra Highway and 745 m north of Avenue F. 701 Comment
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Dec 23 2015
  RSA562681  Chorizanthe staticoides D. Charlton 1990-4-15 4194 Los Angeles Kentucky Springs, Sierra Hwy, northern edge of the Angeles National Forest Comment
  SEINET3133943  Chorizanthe staticoides L. Abrams 1902-6-16 2554 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  UCR190268  Chorizanthe staticoides R. G. Swinney 2000-6-25 7793 Los Angeles San Gabriel Mtns., lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  UCR189253  Chorizanthe watsonii R. G. Swinney 1998-5-16 6075 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UC1537267  Chorizanthe xanti Gordon H. True Jr. 1935-5-15 294 Los Angeles 4 mi s Palmdale (Head Minto Canyon); , s of Palmdale 914 Comment
  RSA586646  Chorizanthe xanti var. xanti Orlando Mistretta 1995-6-1 1764 Los Angeles San Gabriel Mountains: Carr Canyon. 1098 Comment
  UCR227717  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2010-6-4 5254 Los Angeles San Gabriel Mountains, Monte Cristo Canyon, triutary of Mill Creek Canyon, 3.0 mi southwest of Mill Creek Summit, along SCE transmission line corridor 1372 Comment
  SEINET11860686  Chrysothamnus J. F. Bright, Wyman, C. 1932-11-3 7970 Los Angeles Hollywood Comment
  UCR161209  Chrysothamnus nauseosus T. B. Salvato, Melissa Clemons 2005-9-27 1236 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  RSA611527  Chrysothamnus nauseosus subsp. consimilis L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: North side West Fork San Gabriel River. 549 Comment
  POM352181  Cirsium occidentale var. occidentale F. R. Fosberg 1931-3-27 4401 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 40 Comment
  UCR68894  Cirsium occidentale var. occidentale Steve Boyd, T. S. Ross, Laurel Arnseth 1990-4-7 4271 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  CAS-BOT-BC292693  Cirsium occidentale var. venustum Le Roy Abrams; E. A. McGregor 1908-6-20 411 Los Angeles Elizabeth Lake, Liebre Mountains 1219 Comment
  RSA651541  Cistanthe monandra Marion P. Harthill 1975-5-12 s.n. Los Angeles Hwy. N4, Mojave Desert. Comment
  RSA466630  Cistanthe monosperma Anstruther Davidson 1915-7-1 s.n. Los Angeles San Antonio Comment
  UCR48950  Citrus limon A. C. Sanders 1987-10-13 7421 Los Angeles Southern coast, El Segundo Dunes west of Los Angeles International Airport and Peshing Drive 38 Comment
  CAS-BOT-BC172440  Clarkia bottae James L. Reveal 1988-5-17 6791 Los Angeles along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon) road and 3.3 miles southwest of Elizabeth Lake Road (County Road N2) in Leona Valley, 1127 Comment
  SEINET4044566  Clarkia bottae D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  UCR90285  Clarkia deflexa Scott D. White, Chet McGaugh 1995-6-6 3225 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  CAS-BOT-BC172014  Clarkia epilobioides Robert F. Thorne; P. Everett 1965-5-12 34627 Los Angeles Bulrush Canyon, Santa Catalina Island 243 Comment
  SBBG31046  Clarkia epilobioides R. F. Thorne 1966-4-28 36227 Los Angeles near upper end of Renton Mine Rd in Pebbly Beach Cyn 259 Comment
  UC1871296  Clarkia heterandra T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3909 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon Comment
  UC501470  Clarkia heterandra Frank W. Peirson 1923-6-9 3551 Los Angeles Liebre Mts., Pine Canyon 1188 Comment
  CAS-BOT-BC163706  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1906-5-27 221 Los Angeles Burbank Comment
  RSA448334  Clarkia rhomboidea Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak. Comment
  CAS-BOT-BC165500  Clarkia unguiculata L. R. Abrams 1917-7-8 6617 Los Angeles [Topango Canon] Topanga Canyon, Santa Monica Mts. Comment
  SBBG29112  Clarkia unguiculata L. C. Wheeler 1932-5-25 759 Los Angeles Sepulveda Cyn 243 Comment
  UC440440  Clarkia unguiculata H. Anderson, Carl Epling 1930-5-30 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  RSA724614  Claytonia parviflora subsp. utahensis K. Dobry 1991-4-22 457 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  RSA727536  Claytonia parviflora subsp. utahensis R. G. Swinney 1998-5-16 6086 Los Angeles San Gabriel Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  RSA756787  Claytonia parviflora subsp. viridis Orlando Mistretta, Christine Mistretta 2008-4-28 2534 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  RSA580978  Claytonia perfoliata Catherine A. Mish 1995-3-4 17 Los Angeles Santa Monica Mtns, Caballero Cyn. 1.0 km from trailhead. 380 Comment
  CAS-BOT-BC439915  Claytonia perfoliata subsp. intermontana Raymond Lindholm 1961-3-25 s.n. Los Angeles Little Rock Canyon. San Gabriel Mts. Comment
  RSA618715  Claytonia perfoliata subsp. perfoliata Scott D. White, Sandy Leatherman 1998-6-4 6654 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway/Old Ridge Route and lake. Proposed North Lake Planned Community. 427 Comment
  RSA597769  Claytonia rubra subsp. rubra Steve Boyd, Lauren Raz 1997-3-14 9181 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA776788  Claytonia rubra subsp. rubra Orlando Mistretta, Christine Mistretta 2010-5-26 5199 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  POM374  Clematis ligusticifolia Unspecified 1889-06 s.n. Los Angeles San Gabriel. Comment
  RSA386249  Clematis ligusticifolia Edwin Kline 1924-8-31 s.n. Los Angeles San Fernando Valley Comment
  UCSB12509  Clematis ligusticifolia Breedlove, Dennis 1961-9-24 Los Angeles Middle Ranch Canyon; 0.5 mi above Ben Weston Beach Santa Catalina Island 60 Comment
  UCR187201  Collinsia bartsiifolia A. C. Sanders 2006-4-18 32113 Los Angeles Tehachapi Mtns. Foothills, lower Oso Canyon, c. 1 mile north of Quail Lake 1006 Comment
  JEPS6200  Collinsia childii Frank W. Peirson 1920-5-28 2156 Los Angeles Bear Canyon San Gabriel Mountains ((San Antonio tributary)) 1371 Comment
  RSA408342  Collinsia heterophylla Anstruther Davidson 1923-05 s.n. Los Angeles Mt. Wilson. Comment
  RSA80164  Collinsia heterophylla F. W. Peirson 1923-4-9 3457 Los Angeles San Clemente Island: canyon running to Middle Ranch Comment
  UCD123592  Collinsia heterophylla Elise Jackson 1993-5-6 21 Los Angeles Newhall, Placerita Canyon Nature Center, Walker Ranch, along Waterfall Trail, approximately 100 feet from base of trail. Comment
  RSA0076379  Collinsia torreyi var. wrightii F. W. Peirson 1922-7-5 3156 Los Angeles Big Pines, Swartout Valley, north slope of San Gabriel Mountains. 2104 Comment
  RSA567163  Collomia grandiflora T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3899 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA71951  Collomia grandiflora F. W. Peirson 1923-6-9 3548 Los Angeles Pine Canyon, Elizabeth Lake 1159 Comment
  UCR136830  Colutea arborescens John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA190924  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne 1967-5-19 36888 Los Angeles Santa Catalina Island, on lower slopes of upper Sweetwater Canyon 290 Comment
  UCR271789  Conium maculatum R. G. Swinney 2011-6-23 15305 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCSC000505  Conium maculatum L. Crutcher 1933-6-21 s.n. Los Angeles low waste place, Seventh St. Bridge Seventh St. Bridge - Long Beach Comment
  SD92025  Constancea nevinii Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22687 Los Angeles San Clemente Island, west fork of Red Rock Canyon. 249 Comment
  SBBG131678  Convolvulus simulans S. A. Junak 1999-5-20 SCa 933 Los Angeles ridge between Cottonwood and Escondido Cyns, S side of Cottonwood-Black Jack Rd, ca. 0.6 mi up from reservooir 256 Comment
  POM355825  Conyza bonariensis L. C. Wheeler 1931-8-24 26 Los Angeles Roadside at edge of orchard 1 1/2 miles NNW Claremont 396 Comment
  RSA749121  Conyza canadensis R. G. Swinney 2005-8-9 8405 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA602769  Conyza canadensis var. canadensis L. C. Wheeler 1972-12-30 12807 Los Angeles San Gabriel Mountains: Cattle Canyon. 701 Comment
  CAS-BOT-BC287750  Coreopsis bigelovii L. R. Abrams 1941-4-18 13868 Los Angeles State Highway 138, 1 mile E of junction with US Highway 99 Comment
  UCR192041  Coreopsis bigelovii A. C. Sanders 2008-4-17 34951 Los Angeles Transverse Range, foot of hill c. 1 mile SW of Neenach School, c. 1.5 mi. west of mouth of Pine Canyon 945 Comment
  RSA517851  Coreopsis californica Steve Boyd 1986-3-30 1501 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA578717  Coreopsis californica Timothy S. Ross, J. Mark Porter 1994-5-1 7606 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  POM356116  Corethrogyne filaginifolia B. C. Templeton 1939-9-6 s.n. Los Angeles Playa del Rey. 40 Comment
  RSA0105004  Corethrogyne filaginifolia R. G. Swinney 2011-10-25 15891 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
  SBBG60560  Corethrogyne filaginifolia R. Hoffmann 1927-8-31 Los Angeles E end of Bouquet Cyn Comment
  SFV14465  Corethrogyne filaginifolia J. L. Reveal 1987-9-11 3885 Los Angeles San Fernando Valley Limekiln Canyon, north of Rinaldi. 396 Comment
  UCR214665  Coronopus didymus A. C. Sanders, Dan S. Cooper 2010-4-30 38136 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA187984  Cortaderia selloana R. F. Thorne, Percy C. Everett 1965-6-22 34870 -B Los Angeles Santa Catalina Island: beyond Lookout Point 30 Comment
  UCD112972  Cotoneaster pannosus Scott D. White 1997-5-21 5201 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Hwy 39; canyon bottom and adjacent slopes along unnamed dirt access road to gaughing stn. Below Morris Dam. 243 Comment
  HSC24487  Cotula coronopifolia Arthur C. Gibson, Linda C. Gibson 1972-3-4 2776 Los Angeles Zuma Beach, near Point Dume Comment
  RSA0076016  Crassula connata R. G. Swinney 2010-4-1 12128 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  POM78647  Crassula connata E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  SD90380  Crassula connata Robert F. Thorne 1966-4-17 36119 Los Angeles San Clemente Islandp Rocky bottom of Bx Canyon, northwest of Horse Canyon, southwest of Thirst. 245 Comment
  UC1215150  Crassula connata var. erectoides Peter H. Raven 1962-4-9 17175 Los Angeles near barracks Wilson Cove; San Clemente Isl. 60 Comment
  PASA924  Crepis acuminata Frank W. Peirson 1921-7-17 Los Angeles Praire Fork of the San Gabriel River 2011 Comment
  POM244925  Cressa truxillensis F. R. Fosberg 1931-5-16 S- 4880 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  UCR223186  Cryptantha R. G. Swinney 2009-5-27 10900 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
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Feb 19 2020
  UCR277084  Cryptantha R. G. Swinney 2011-6-7 15090 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
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Dec 7 2018
  POM368341  Cryptantha circumscissa Anstruther Davidson 1904-6-1 1376 Los Angeles Mt. Wilson. Comment
  RSA515213  Cryptantha circumscissa Steve Boyd 1986-3-30 1511 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC882419  Cryptantha circumscissa Geo. B. Grant 1906-6-15 Los Angeles Summit of Mt. Wilson 1828 Comment
  RSA0094673  Cryptantha clevelandii R. F. Thorne 1966-4-30 36338 Los Angeles Santa Catalina Island. W fork Gallagher s canyon. 15 Comment
  LA94306  Cryptantha intermedia Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon 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
  UC61118  Cryptantha intermedia J. H. Barber 1897-1 223 Los Angeles Bear Canyon Comment
  UC78534  Cryptantha intermedia Rev. J. C. Nevin 1882-1 Los Angeles Los Angeles Comment
  RSA578723  Cryptantha micrantha T. S. Ross, J. M. Porter 1994-5-1 7577 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  SEINET3152276  Cryptantha micrantha G. B. Grant 1906-6-17 Error Los Angeles Collected at Summit Mt. Wilson, southern California 1829 Comment
  LA211151  Cryptantha micromeres Arthur C. Gibson; Tony Valois 2010-4-14 5382 Los Angeles SANTA MONICA MOUNTAINS, along hiking trail through Cold Creek preserve from Stunt Rd. Comment
  RSA709538  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UCR177141  Cryptantha microstachys L. C. Wheeler 1967-5-8 9341 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  UCR259965  Cryptantha microstachys R. G. Swinney 2010-3-18 11981 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA0087036  Cryptantha muricata R. G. Swinney 2010-3-30 12122 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA0098632  Cryptantha muricata R. G. Swinney 2010-9-7 13712 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  SD186138  Cryptantha muricata A. C. Sanders, Helen Kennedy 2005-4-13 29411 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 456 Comment
  UCR127903  Cryptantha muricata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26095 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  RSA499684  Cryptantha muricata Richard C. Barkelew 1929-4-23 15962 Los Angeles Mulholland Highlands near LA. Comment
  RSA0079138  Cryptantha muricata var. denticulata Orlando Mistretta 1992-8-20 773 Los Angeles San Gabriel Mts region: Mt. Gleason Management Unit. Mt Gleason. Tujunga Ranger District. Comment
  RSA0079200  Cryptantha muricata var. denticulata Henry J. Ramsey 1937-6-27 917 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  RSA0079316  Cryptantha muricata var. jonesii Valerie L. Soza, LeRoy Gross 2000-6-15 1021 Los Angeles South-facing slope of southeastern extension of Lookout Mountain, below firebreak, ca. 0.25 mile SE of summit. 1859 Comment
  RSA0079271  Cryptantha muricata var. muricata Timothy S. Ross 1994-5-10 7699 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit. 854 Comment
  RSA0079278  Cryptantha muricata var. muricata L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/4 mile south-southwest of Blum Ranch. 914 Comment
  RSA0110199  Cryptantha muricata var. muricata Richard G. Swinney 2011-5-16 14728 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  UCR162756  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1990-5-17 2582 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District 1613 Comment
  RSA0079362  Cryptantha muricata var. muricata Timothy S. Ross, Steve Boyd 1994-5-4 7685 Los Angeles Head of South Portal Canyon: northwest of Glass Mountain on forest service road to follows South Portal Canyon. 1179 Comment
  RSA524614  Cryptantha oxygona T. S. Ross, Steve D. Boyd 1990-5-17 2582 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA0091359  Cryptantha pterocarya var. pterocarya R. G. Swinney 2011-4-1 14289 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR277232  Cryptantha similis R. G. Swinney 2011-4-19 14394 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
  RSA394300  Cucurbita foetidissima George B. Grant 1904-07 243 Los Angeles Sandy flats or plains, Pasadena Comment
  SEINET10625774  Cucurbita pepo Heidi H. Schmidt 1999-10-14 Schmidt 3875 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA719132  Cuscuta Naomi Fraga 2001-4-20 16 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  RSA708938  Cuscuta subinclusa Scott D. White 2004-8-20 10737 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  RSA761712  Cuscuta subinclusa R. G. Swinney 2008-10-10 9557 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR220365  Cyclospermum leptophyllum R. G. Swinney 2009-4-16 10346 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, confluence of Van Tassel and San Gabriel canyons, 1.3 miles north of Foothill Blvd., on both side of El Encanto Parkway 183 Comment
  UCR276958  Cylindropuntia echinocarpa R. G. Swinney 2010-6-1 13087 B Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  UCR97081  Cyperus eragrostis Scott D. White 1996-5-15 4042 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  RSA602952  Cyperus eragrostis Mark Hoefs, Robert F. Thorne, Janet Takara, M. Gay 1996-4-5 2596 Los Angeles Santa Catalina Island. Just off Airport Road by radio station. 451 Comment
  POM1355  Cyperus erythrorhizos Anstruther Davidson 1917-1 s.n. Los Angeles Streets of Los Angeles. Comment
  RSA600441  Cyperus esculentus L. C. Wheeler 1932-8-9 1127 Los Angeles 2 miles SW [of] Azusa 107 Comment
  RSA0081778  Cyperus squarrosus R. G. Swinney 2010-9-7 13705 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  RSA727404  Cystopteris fragilis R. G. Swinney 1998-5-30 6161 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR263618  Dactyloctenium aegyptium Anuja Parikh, Nathan Gale 2012-5-29 2160 Los Angeles Western Transverse Range; N side of Santa Susana Mountains, Newhall Ranch, 1.7 km SW of the intersection of Interstate 5 and Hwy 126 320 Comment
  HSC65797  Datisca glomerata R. F. Thorne, Larry E. DeBuhr 1974-6-28 44772 Los Angeles Datisca gully, c. 2 mi. S of Islip Saddle in steep gully on W-facing slope of Mt. Islip 1829 Comment
  RSA250505  Datisca glomerata R. F. Thorne, John Dourley 1967-10-10 37379 Los Angeles Cortelyou Springs 2072 Comment
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Aug 29 2011
  RSA431660  Datisca glomerata M. Vincent 1962-7-5 266 Los Angeles Old Topanga Canyon Road, .5 mi. W of Topanga Canyob Blvd. Comment
  UCR127196  Daucus pusillus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26282 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  SBBG13605  Deinandra clementina P. H. Raven 1962-5-22 17836 Los Angeles isthmus Comment
  CAS-BOT-BC299320  Deinandra fasciculata Alice Eastwood 1906-5-27 4 Los Angeles Garvanza Comment
  SBBG36841  Deinandra minthornii D. D. Keck 1932-10-14 1953 Los Angeles N of Chatsworth city limits, on first hill W of Topanga Cyn Blvd, Santa Susana foothills Comment
  CHSC35813  Delphinium cardinale Philip A. Silverstone 1978-7-23 251 Los Angeles Santa Monica Mountains; Latigo Canyon Rd. 10.2 km from State 1. Near road. Comment
  LA200785  Delphinium cardinale Jonathan Sauer; D. Bradbury 1969-7-14 4601 Los Angeles Comment
  POM17988  Delphinium parishii subsp. parishii P. A. Munz 1923-5-27 6877 Los Angeles Big Rock Creek; San Gabriel Mts 1296 Comment
  RSA398709  Delphinium parryi M. B. Dunkle 1928-4-11 s.n. Los Angeles Emerald Bay, Santa Catalina Island. Comment
  UCR127051  Delphinium parryi M. S. Enright 2003-5-24 s.n. Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA398711  Delphinium parryi M. B. Dunkle 1928-5-13 s.n. Los Angeles Santa Catalina Island along Coach Road. Comment
  CAS-BOT-BC116276  Delphinium parryi subsp. parryi George B. Grant 1901-5-18 s.n. Los Angeles Los Angeles Comment
  SD212710  Delphinium parryi subsp. parryi Anuja Parikh, Nathan Gale 2005-4-29 2109 Los Angeles Newhall Ranch, River Park area East of I-5, North of Santa Clara River and West of Bouquet Canyon 351 Comment
  RSA19641  Delphinium patens subsp. hepaticoideum I. W. Clokey, E. G. Anderson 1935-5-9 6621 Los Angeles San Dimas Canyon Comment
  RSA400043  Delphinium patens subsp. hepaticoideum Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  RSA772588  Delphinium patens subsp. hepaticoideum Linda Heller 1973-5-8 49 Los Angeles Mouth of Mt. Evey Canyon, opposite San Antonio Reservoir; San Gabriel Mts. 793 Comment
  UCR271477  Delphinium patens subsp. hepaticoideum R. G. Swinney 2011-5-3 14566 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  SBBG108187  Dendromecon harfordii S. L. Crockett 1997-1-18 557 Los Angeles 2.2 mi NW on Stage Rd from jct with Middle Ranch Rd 365 Comment
  UC1234763  Dendromecon harfordii Peter H. Raven 1962-5-20 17784 Los Angeles 1.5 mi w Middle Ranch (Airport Road on main ridge); Santa Catalina Island Comment
  CAS-BOT-BC82901  Dendromecon rigida C. F. Baker 1904-4-4 4150 Los Angeles Claremont. Comment
  LA32135  Dendromecon rigida Peter H. Raven; 1959-3-8 13841 Los Angeles Santa Monica Mountains, Laurel Pass, Mulholland Drive, 5.0 mi E of Beverly Glen Canyon 335 Comment
  RSA615704  Dendromecon rigida Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Bear Canyon (off Soledad Canyon) at Santa Clara Divide Road. 1280 Comment
  UCD95273  Dendromecon rigida K. C. Zakar 1969-7-1 s.n. Los Angeles Pine forest community; Cloudburst Summit, Angeles Crest Hgwy, San Gabriel Mtns. 1828 Comment
  CAS-BOT-BC43349  Descurainia pinnata subsp. glabra Timothy S. Ross 1991-4-27 4660 Los Angeles Mojave Desert. Fort Tejon Road, 0.1 mile west of its junction with Highway 138 (and hiking +-S to SW). 1203 Comment
  RSA599682  Dichelostemma capitatum Steve Boyd, Lauren Raz 1997-5-6 9701 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UCR261343  Dichelostemma capitatum R. G. Swinney 2010-4-1 12172 Los Angeles Hansen Dam Basin, within 200 meters east of Orcas Park, 50 meters north of stream channel of Big Tujunga Wash 331 Comment
  UCR110910  Digitaria ischaemum A. C. Sanders, D. Malueg 1998-6-22 22014 Los Angeles San Gabriel Mtns., W of Rosemead Blvd., Burton Ave. at Longden Ave., under SCE powerlines 146 Comment
  RSA365101  Digitaria sanguinalis Gary D. Wallace 1979-5-2 1836 Los Angeles Vacant lot, corner of Baldwin Ave. and Foothill Blvd., Arcadia. Comment
  RSA91525  Digitaria sanguinalis F. W. Peirson 1917-09 1592 Los Angeles At 1085 New York Drive, Altadena Comment
  SBBG129311  Diplacus brevipes A. Parikh, N. Gale 2012-5-9 3589 Los Angeles 0.8 km N of W Fork San Gabriel River, 1.4 km E of Shortcut Cyn 1106 Comment
  CAS-BOT-BC150662  Diplacus longiflorus James L. Reveal 1988-5-17 6786 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west of the Bouquet Canyon Road between Palmdale and Saugus; slopes above Spunky Creek 944 Comment
  SD60427  Diplacus puniceus Peter H. Raven 1962-5-20 17774 Los Angeles Santa Catalina Island, Avalon Canyon about 1 mile south of Avalon Comment
  CATA6  Dissanthelium californicum Jenny L. McCune, Lauren K. Danner 2005-4-6 2 Los Angeles Santa Catalina Island: On SE facing slope just off road to White's Landing 137 Comment
  SBBG31062  Distichlis littoralis R. F. Thorne 1965-5-11 34535 Los Angeles Ballast Pt on E side of Catalina Harbor Comment
  CAS-BOT-BC195608  Distichlis spicata W. A. Silveus 1938-6-19 3696 Los Angeles Long Beach Comment
  CAS-BOT-BC195617  Distichlis spicata L. R. Abrams 1902-6-9 2499 Los Angeles Port Ballona Comment
  RSA69024  Dodecatheon clevelandii subsp. clevelandii F. W. Peirson 1919-2-9 321 Los Angeles Fish Canyon, San Gabriel Mts. 305 Comment
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Dec 10 2014
  RSA729427  Dodecatheon redolens R. G. Swinney 1998-7-14 6432 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 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
  POM366516  Drymocallis glandulosa Fordyce Griffiths Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  RSA85771  Drymocallis glandulosa var. reflexa F. W. Peirson 1918-6-30 81 Los Angeles Summit of Mt. Wilson, San Gabriel Mountains. Comment
  LA82518  Dryopteris arguta O. H. Kappler; 1941-3-9 107 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA741025  Dryopteris arguta Justin M. Wood, Brandy Wood 2009-1-2 275 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  RSA613504  Dudleya cymosa subsp. pumila L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground vicinity. 1220 Comment
  RSA83372  Dudleya cymosa subsp. pumila F. W. Peirson 1919-7-7 262 Los Angeles open space along south edge of Ontario Peak 2590 Comment
  UC933201  Dudleya densiflora Reid Moran May 1946 1968 Los Angeles mouth Fish Canyon Comment
  LA105276  Dudleya greenei Lyman Benson; 1952-5-2 15115 Los Angeles Santa Catalina Island, N face of Swain Canyon, Whites Landing 182 Comment
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Sep 4 2014
  SD132746  Dudleya hassei James C. Dice, Michael Donoghue and Terry Martin 1983-5-20 347 Los Angeles Santa Catalina Island, Hamilton Cove, on slope above the road to beach. 60 Comment
  CAS-BOT-BC109674  Dudleya multicaulis Reid Moran 1948-6-10 3087 Los Angeles Puddingstone Hills. Comment
  POM1581  Dudleya multicaulis I. M. Johnston 1917-05 1290 Los Angeles Mts. North of Claremont Johnston's Pasture. 609 Comment
  UCD101933  Dudleya multicaulis P. C. Everett 1960-5-6 24107 Los Angeles Way Hill, S. Side of Gladstone Road, San Dimas. Comment
  RSA0077731  Dudleya semiteres E. K. Balls 1949-6-12 14347 Los Angeles Grown Rancho Santa Ana Botanic Garden. Comment
  SD127384  Dudleya virens Reid Moran 1972-5-27 19143 Los Angeles Sea bluffs just east of Pt. Vicente. 4 Comment
  CAS-BOT-BC109757  Dudleya virens subsp. insularis Reid Moran 1941-5-27 872 Los Angeles Catalina Island. South of the school, Avalon. Comment
  UCR223671  Dysphania botrys R. G. Swinney 2009-8-25 11495 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA630332  Echinochloa crus-galli Scott D. White 1994-7-14 2249 Los Angeles San Dimas Canyon; along San Dimas Canyon Road. 396 Comment
  IRVC28612  Echinochloa crus-galli A. C. Sanders, Mark Elvin 2002-6-20 25237 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  UCD60933  Echinochloa crus-galli var. zelayensis Frank W. Gould 1943-10-10 2161 Los Angeles On railroad siding 1 1/2 miles south of Compton. Comment
  RSA0031362  Echinodorus berteroi Anstruther Davidson 1920-07 s.n. Los Angeles Alamitos. [Los Alamitos] Comment
  CAS-BOT-BC221640  Ehrharta calycina Tim Ross 1993-4-22 6877 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northeasterly slope 100 meters due N of summit 467 Comment
  CHSC108488  Ehrharta calycina LeRoy Gross 2007-4-6 2620 Los Angeles Transverse Ranges; Verdugo Mountains region: South base of the range; Just east of Craig Canyon, at the intersection of Groton Drive and Hamline Place. Between the city of Burbank and the south slope of the range. 288 Comment
  SBBG131733  Ehrharta erecta S. A. Junak 1999-5-22 SCa 1015 Los Angeles Avalon Cyn, at entrance to Catalina Stables 48 Comment
  UCR210251  Eleocharis parishii R. G. Swinney 2008-9-9 9441 Los Angeles San Gabriel Mtns., Big Rock Wash, 0.3 mi. north of junction of with Pallett Creek Rd. and Valyermo Rd. 1070 Comment
  SEINET10750607  Eleocharis parishii Louis C. Wheeler 1946-8-28 Wheeler 6296 Los Angeles San Gabriel Mountains. Caldwell Lake. Damp, sunny, subsaline shore of lake. 1570 Comment
  RSA596421  Elymus elymoides subsp. californicus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3358 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  POM365343  Elymus glaucus Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  UCR127187  Elymus glaucus A. C. Sanders 2003-5-1 26249 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  UCR143545  Elymus glaucus Carl Epling 1931-4-25 s.n. Los Angeles Western Transverse Range, Los Alisos Canyon, Santa Monica Mtns. 305 Comment
  LA33384  Elymus glaucus subsp. glaucus Peter H. Raven; 1959-5-9 14162 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. Comment
  RSA600055  Elymus glaucus subsp. glaucus Steve Boyd, Lauren Raz 1997-5-20 9810 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA0033684  Elymus trachycaulus Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5434 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  UCD62715  Elymus trachycaulus subsp. trachycaulus Louis C. Wheeler 1968-6-14 s. n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy Camp. Comment
  UCR223134  Elymus triticoides R. G. Swinney 2009-7-22 11351 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 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
  RSA652207  Emmenanthe penduliflora Gene Cooper 1961-4-25 s.n. Los Angeles Fish Canyon in park area. Comment
  UCR220157  Emmenanthe penduliflora R. G. Swinney 2009-4-2 10261 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 1235 Comment
  CATA636  Emmenanthe penduliflora var. penduliflora Mark L. Hoefs 1991-4-16 1101 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  RSA660093  Emmenanthe penduliflora var. penduliflora Orlando Mistretta 1992-6-12 543 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  CATA1162  Encelia californica Mark L. Hoefs 1995-5-30 2155 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  SD21271  Encelia californica Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  UCR100610  Encelia californica B. G. Pitzer 1996-5-5 2852 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR219469  Encelia californica R. G. Swinney 2009-3-19 10141 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  LA6780  Ephedra nevadensis Louis Wheeler; 1932-4-10 602 Los Angeles 2 mi. W Palmdale 761 Comment
  SBBG56464  Ephedra viridis R. Hoffmann 1929-5-19 Los Angeles Valyermo, Big Rock Crk Comment
  UCR153371  Ephedra viridis L. C. Wheeler 1967-5-31 9800 Los Angeles Transverse Ranges: San Gabriel Mountains region, San Gabriel Mtns: Sycamore Flat Campground, Big Rock Creek Comment
  OBI69362  Epilobium canum John Knapp, Denise Knapp 2002-11-27 17 Los Angeles Santa Catalina Island 61 Comment
  POM2981  Epilobium canum subsp. canum Elizabeth Colson 1908-6-18 43 Los Angeles Claremont. 400 Comment
  RSA251421  Epilobium canum subsp. canum Robert F. Thorne 1966-4-17 36115 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  POM21344  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson; San Gabriel Mts. 1795 Comment
  UCR271136  Epilobium canum subsp. latifolium R. G. Swinney 2011-9-27 15715 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  UCR243011  Epilobium ciliatum R. G. Swinney 2009-8-6 11510 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  UCR258891  Epilobium ciliatum R. G. Swinney 2010-8-16 13524 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SBBG60176  Epilobium ciliatum subsp. ciliatum R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  SD11894  Epilobium densiflorum Victor Duran 1933-7-10 3511 Los Angeles Sulphur Springs, San Gabriel Mountains 1524 Comment
  RSA600199  Epilobium foliosum Steve Boyd, Lauren Raz 1997-5-29 9913 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  RSA591064  Epilobium pygmaeum J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10916 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  POM6278  Epipactis gigantea Arvis Smith 1899-06 105 Los Angeles Claremont. 366 Comment
  RSA225700  Equisetum X ferrissii R. F. Thorne, C. W. Tilforth 1971-6-17 39939 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  POM18147  Equisetum hyemale var. affine P. A. Munz 1923-5-26 6832 Los Angeles Big Rock Creek, San Gabriel Mts. Springy place on slopes 1921 Comment
  RSA608880  Equisetum hyemale var. affine L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  LA94016  Equisetum laevigatum Lawrence L. Kiefer; 1966-4-9 1829 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 3 mi N of Sunset Blvd. 274 Comment
  UC122506  Equisetum laevigatum unknown Jun 1919 Los Angeles Compton Comment
  UC576296  Eragrostis mexicana subsp. virescens H. S. Yates 1936-8-28 6358 Los Angeles five mi se Palmdale; Elizabeth Lake Quad. 813 Comment
  RSA0062841  Eremalche exilis LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6764 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR141031  Eremalche exilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA589510  Eremocarpus setiger T. S. Ross 1995-5-21 8601 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
  CAS-BOT-BC162889  Eremothera boothii subsp. desertorum Mrs. Josephine Bates 1932-5-3 s.n. Los Angeles Ten miles north of Lancaster, Los Angeles County-Kern County line, Mojave Desert 701 Comment
  RSA749077  Eriastrum R. G. Swinney 2005-8-15 8473 Los Angeles Valyermo, Devil's Punchbowl County Park, near headquarters 1463 Comment
  SEINET3096760 Image available Eriastrum densifolium Barbara Ertter, Jeffrey L. Strachan 1979-6-29 3009 Los Angeles Angeles National Forest; N edge ca 9 airmile ESE of Pearblossom, 1.7 mi N of Mile High on County Hwy N4. 1460 Comment
  SD3870  Eriastrum densifolium subsp. austromontanum Ruth B. Randall Jul 1931 Los Angeles Big Pines. Comment
  RSA599688  Eriastrum filifolium Steve Boyd, Lauren Raz 1997-5-6 9706 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UC130872  Eriastrum rosamondense Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  SBBG5827  Eriastrum sapphirinum H. and M. Dearing 1938-5-22 1954 Los Angeles Decker Ranch, 15 mi from coast Comment
  CAS-BOT-BC514938  Eriastrum sapphirinum subsp. brevibracteatum A. D. E. Elmer 1902-6-1 3666 Los Angeles Palmdale Comment
  SD241916  Eriastrum sapphirinum subsp. dasyanthum Mark A. Elvin 2003-5-1 2495 Los Angeles Santa Clarita Valley: Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 (Newhall 7.5'Q) 395 Comment
  CAS-BOT-BC514979  Eriastrum sapphirinum subsp. dasyanthum Alice Eastwood 1928-6-15 15388 Los Angeles Claremont Comment
  CAS-BOT-BC514993  Eriastrum sapphirinum subsp. dasyanthum Ernest Braunton 1902-7-1 547 Los Angeles Sherman Comment
  RSA0121274  Eriastrum sapphirinum subsp. dasyanthum D. S. Krause 1939-07 s.n. Los Angeles Foothills above La Canada. Comment
  SD41986  Eriastrum sapphirinum subsp. dasyanthum Darley F. Howe 1947-5-3 Los Angeles Highway near west end of Mint Canyon. Comment
  SBBG44377  Eriastrum sparsiflorum G. Sphon, D. Hearn 1956-5-30 15 Los Angeles Black Butte Comment
  SD257254  Erica melanthera Jack Pepper 1953-2-10 Los Angeles Pierce College. Comment
  POM359316  Ericameria cooperi Anstruther Davidson 1893-5-12 s.n. Los Angeles Del Sur. Comment
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Jan 26 2011
  UC284981  Ericameria cooperi var. cooperi P. A. Munz 1923-5-25 6790 Los Angeles n San Gabriel Mts. (at summit of grade); Mint Canyon Comment
  POM359353  Ericameria ericoides var. ericoides L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  JEPS26434  Ericameria linearifolia Peter H. Raven and Henry J. Thompson 1960-4-24 15126 Los Angeles Cornell Corners Santa Monica Mountains, Cornell Corners 213 Comment
  JEPS31367  Ericameria linearifolia A. E. Wieslander 1928-2-27 Los Angeles Texas Canon Elizabeth Lake, Texas Canon Comment
  RSA748338  Ericameria linearifolia Justin M. Wood 2009-6-1 799 Los Angeles San Gabriel Mountans: Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4). 1582 Comment
  SFV4103  Ericameria linearifolia K. A. Wilson 1961-3-11 990 Los Angeles San Gabriel Mountains San Francisquito Canyon. 3 miles south of Green Valley. 790 Comment
  UCR102529  Ericameria linearifolia George K. Helmkamp 1997-3-6 1350 Los Angeles Western Mojave Desert, west of Lancaster along Lancaster Rd, just south of California Poppy Preserve 793 Comment
  UCR108226  Ericameria linearifolia L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns., Aliso Canyon c. 0.5 mi SSW of Blum Ranch 945 Comment
  SEINET13297601 Image available Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-1 15794 Los Angeles San Gabriel Mountains: Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 (Chilao Flat 7.5' Q.) (T3N R11W S23) 1622 Comment
  UCR256447  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-9 13762 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
  RSA774619  Ericameria nauseosa var. bernardina R. G. Swinney 2009-7-29 11423 Los Angeles Pacifico Mountain summit 2134 Comment
  CAS-BOT-BC298050  Ericameria nauseosa var. mohavensis Marcus E. Jones 1924-9-10 s.n. Los Angeles Swartout Valley Comment
  RSA198822  Ericameria palmeri var. pachylepis R. F. Thorne, D. Propst 1968-5-27 37622 Los Angeles Santa Catalina Island: Skull Canyon betw Cap & Middle Canyons 244 Comment
  CAS-BOT-BC131652  Ericameria parishii var. parishii Joseph Andorfer Ewan 1934-8-2 8484 Los Angeles New road bank San Antonio Canyon, San Gabriel Mts. 1219 Comment
  RSA359445  Ericameria parishii var. parishii Anstruther Davidson 1893-08 s.n. Los Angeles Wilsons Peak. Comment
  OBI5700  Ericameria pinifolia Carl B. Wolf 1931-5-13 1996 Los Angeles Pacoima wash, near bridge on the road from Tujunga to San Fernando 366 Comment
  RSA522334  Ericameria pinifolia Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4036 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
  SBBG62766  Ericameria teretifolia R. Hoffmann 1928-11-10 Los Angeles Little Rock Dam Comment
  SBBG63071  Erigeron bonariensis M. N. Ackley -Nov-1927 176 Los Angeles Eagle Rock 182 Comment
  RSA656243  Erigeron foliosus Joseph M. Keefe 1977-6-11 22127 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km south of Camp Max Straus. 427 Comment
  RSA294369  Eriodictyon crassifolium var. nigrescens Lyman Benson 1946-10-16 12209 Los Angeles U. S. 99, valley just south of second summit north of Castaic. 762 Comment
  RSA454991  Eriodictyon crassifolium var. nigrescens Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  RSA455103  Eriodictyon traskiae F. R. Fosberg 1931-5-6 4795 Los Angeles Cape Canyon. Santa Catalina Island. 240 Comment
  UC697773  Eriodictyon trichocalyx Kay H. Beach 1943-6-14 1747 Los Angeles San Gabriel Mts. 1554 Comment
  UC73678  Eriodictyon trichocalyx Pupils of Los Angeles High School under Miss E. Palmer May 1903 196 Los Angeles South Pasadena foothills Comment
  PASA1483  Eriogonum angulosum Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  CAS-BOT-BC241578  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-6-1 3690 Los Angeles Acton Comment
  UCR162584  Eriogonum brachyanthum Anuja Parikh, Nathan Gale 2004-5-31 2013 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 1) at and below confluence of Potrero Canyon 259 Comment
  POM9851  Eriogonum brachyanthum F. W. Peirson 1921-5-19 s.n. Los Angeles Little Rock Creek. 976 Comment
  CAS-BOT-BC241901  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles Lower Topanga Canyon, about one and one-half miles east of ocean beach. Santa Monica Mts. Comment
  UCR142207  Eriogonum cinereum June Latting 1979-5-24 s.n. Los Angeles Pacific Coast, Malibu Beach, Santa Monica Mtns. 30 Comment
  SBBG65497  Eriogonum clavatum R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  POM72599  Eriogonum davidsonii I. M. Johnston 1925-8-1 6613 Los Angeles San Antonio Mountains: western end Ontario Peak ridge. 2348 Comment
  UCR277117  Eriogonum elongatum R. G. Swinney 2010-10-5 13987 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  OBI81437  Eriogonum fasciculatum R. G. Swinney 2009-11-13 11613 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station. 921 Comment
  RSA393513  Eriogonum fasciculatum Richard C. Barkelew 1932-4-22 s.n. Los Angeles Nichols Canon. Comment
  POM305309  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1937-3-22 629 Los Angeles Santa Susana Pass 293 Comment
  RSA329666  Eriogonum fasciculatum var. foliolosum Gary D. Wallace 1966-3-25 227 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena. 915 Comment
  RSA654195  Eriogonum fasciculatum var. foliolosum Marilyn Porter 1991-5-17 24 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  UC1584916  Eriogonum fasciculatum var. foliolosum Tim Ross, Steve Boyd 1991-7-24 5639 Los Angeles near top of ridgeline (nne slope of Granite Mountain); Granite Mountain, Pacifico Mountain USGS 7.5' quadrangle 1901 Comment
  CAS-BOT-BC250107  Eriogonum fasciculatum var. polifolium J. Ewan 1931-5-30 4264 Los Angeles Short Cut Canyon, off West Fork, San Gabriel River, San Gabriel Mts. 1219 Comment
  CAS-BOT-BC250118  Eriogonum fasciculatum var. polifolium Geo. B. Grant 1904-6-26 3412 Los Angeles Mt. Lowe Comment
  RSA646091  Eriogonum fasciculatum var. polifolium Orlando Mistretta 1993-6-2 865 Los Angeles San Gabriel Mountains: Vincent Gulch Mine. 2079 Comment
  SEINET4087025  Eriogonum fasciculatum var. polifolium F. Runyan 1971-1 sn Los Angeles Near Davenport Road, Agua Dulce. Comment
  UCR256240  Eriogonum fasciculatum var. polifolium R. G. Swinney 2010-9-9 13767 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
  SD66861  Eriogonum giganteum var. formosum R. Mitchell Beauchamp 1967-3-17 256 Los Angeles edge of sea bluff, east of Date 2, San Clemente Island Comment
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Jun 18 2014
  RSA3613  Eriogonum giganteum var. giganteum Carl B. Wolf 1932-5-14 3632 Los Angeles Santa Catalina Island. Hillside above Amphitheatre, Avalon. 61 Comment
  UC1302388  Eriogonum giganteum var. giganteum Robert F. Thorne and P. C. Everett 1964-2-6 33438 Los Angeles above airport road (central part of Santa Catalina Island); Santa Catalina Island Comment
  CAS-BOT-BC253461  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Road north of Mulholland, Santa Monica Mts. Comment
  SEINET5329487  Eriogonum gracile G. B. Grant 1904-9-15 450 -6422 Los Angeles Collected at Pasadena, So. California. Comment
  JEPS56930  Eriogonum gracile var. gracile Ralph Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Canyon Comment
  RSA643190  Eriogonum gracillimum Suzanne Bell 1998-5-2 331 Los Angeles Mojave Desert: Lake Los Angeles, 2 miles south of Antelope Valley Indian Museam. 825 Comment
  RSA65213  Eriogonum heermannii var. heermannii F. W. Peirson 1918-6-18 23 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1250 Comment
  RSA226031  Eriogonum maculatum Robert F. Thorne, C. W. Tilforth 1971-6-29 40645 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  SD239856  Eriogonum maculatum R. G. Swinney 2008-6-17 9020 Los Angeles San Gabriel Mountainss: 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UCR239028  Eriogonum maculatum Anuja Parikh, Nathan Gale 2010-6-11 3281 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, northwest of Vincent and Soledad Pass, 2.0 km northwest of State Hwy 14 1190 Comment
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Mar 9 2014
  RSA607390  Eriogonum microtheca var. corymbosoides Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek by the abandoned pumphouse and dam. 1951 Comment
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Dec 3 2009
  CAS-BOT-BC268783  Eriogonum mohavense W. R. Dudley; F. H. Lamb 1896-6-11 4303 Los Angeles Lancaster Comment
  UCR182487  Eriogonum nudum R. G. Swinney 1997-7-22 5704 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCSB1468  Eriogonum nudum Hoffmann, Ralph 1927-9-21 Los Angeles Ridge Route near Sandberg's Comment
  RSA0105968  Eriogonum nudum var. pauciflorum R. G. Swinney 2011-7-8 15498 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  CAS-BOT-BC269827  Eriogonum nudum var. pubiflorum Le Roy Abrams; E. A. McGregor 1908-7-2 829 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1066 Comment
  POM187758  Eriogonum plumatella Thos. Craig 1932-10-9 2027 Los Angeles Hills 3 mi south of Vincent; border of San Gabriel Mts. 1220 Comment
  JEPS56461  Eriogonum pusillum Frank W. Peirson 1923-8-31 4006 Los Angeles Blue Ridge San Gabriel Mountains, Blue Ridge Comment
  SFV1018  Eriogonum pusillum K. A. Wilson 1961-4-29 1170 Los Angeles Mojave Desert 1 mile northwest of Valyermo. 1085 Comment
  UCR145179  Eriogonum roseum June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  RSA727248  Eriogonum saxatile R. G. Swinney 1998-7-2 6197 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA755877  Eriogonum saxatile R. G. Swinney 2008-7-16 9259 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 Comment
  UC205963  Eriogonum saxatile I. M. Johnston 1917-7-31 1546 Los Angeles summit of Telegraph Pk. San Antonio Mountains, Telegraph Pk. 2743 Comment
  SBBG65515  Eriogonum thurberi J. Ewan 1924-8-12 Los Angeles Tujunga Wash in San Fernando Valley 205 Comment
  UCR181241  Eriogonum umbellatum R. G. Swinney 1997-6-13 5571 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  RSA674750  Eriogonum umbellatum var. munzii Scott D. White, Sandy Leatherman 2001-7-25 8727 Los Angeles San Gabriel Mts: Hawthorne Youth Camp. About 6 miles W of Wrightwood, just N of Big Pines Hwy, near Jackson Lake. 1860 Comment
  UCR209874  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-16 9241 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  RSA62952  Eriogonum wrightii var. membranaceum C. Shay, K. Crawford 1951-9-17 s.n. Los Angeles Saddle Peak Drive, Santa Monica Mountains. Comment
  CAS-BOT-BC264992  Eriogonum wrightii var. subscaposum Le Roy Abrams 1901-8-1 1931 Los Angeles Mt. San Antonio 3048 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
  RSA149758  Eriogonum wrightii var. subscaposum Wesley O. Griesel 1961-8-18 s.n. Los Angeles Trail from Charleton Flats to Chilao, San Gabriel Mountains 1524 Comment
  RSA639999  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  CAS-BOT-BC297932  Eriophyllum confertiflorum C. B. Wolf 1931-6-25 2235 Los Angeles SW of Los Angeles Botanic Garden, along Beverly Blvd (Mandeville Canyon) 60 Comment
  IRVC26181  Eriophyllum confertiflorum A. C. Sanders 2003-5-1 26247 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  POM357922  Eriophyllum confertiflorum F. R. Fosberg 1931-3-26 s 4397 Los Angeles Sea Bluffs W of Hamilton Canyon, Santa Catalina Island 40 Comment
  POM357928  Eriophyllum confertiflorum Norman C. Cooper 1949-6-18 4213 Los Angeles Angeles Crest Highway 915 Comment
  RSA0062516  Eriophyllum confertiflorum R. G. Swinney 2010-4-20 12315 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA0062562  Eriophyllum confertiflorum R. G. Swinney 2010-4-15 12271 Los Angeles Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 695 Comment
  RSA651124  Eriophyllum confertiflorum Thomas Seerley 1948-2-22 s.n. Los Angeles San Gabriel Mts, Glendora. Comment
  UCR192888  Eriophyllum confertiflorum R. G. Swinney 1998-7-6 6284 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  SEINET11850716  Eriophyllum confertiflorum C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  RSA669153  Eriophyllum confertiflorum var. confertiflorum LeRoy Gross, Naomi Fraga 2002-4-4 506 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road,, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 554 Comment
  UC1118339  Eriophyllum confertiflorum var. confertiflorum A. Lewis 1933-5-1 197 Los Angeles Bouquet Canyon Angeles National Forest, Elizabeth Lake Quadrangle, Bouquet 762 Comment
  UC450784  Eriophyllum confertiflorum var. confertiflorum Fay A. Macfadden 1931-4-20 97 E Los Angeles Verdugo Hills, Tuna Canyon Comment
  UC90261  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  UCR76406  Eriophyllum confertiflorum var. confertiflorum T. S. Ross 1992-4-14 6155 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  CAS-BOT-BC308340  Eriophyllum nevinii R. M. Beauchamp 1967-1-28 131 Los Angeles Eel Point, San Clemente Island Comment
  CAS-BOT-BC308365  Eriophyllum nevinii Geo. B. Grant No date on label. s.n. Los Angeles Santa Catalina Island Comment
  RSA0081700  Eriophyllum wallacei R. G. Swinney 2010-5-19 12800 Los Angeles 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
  RSA611513  Eriophyllum wallacei L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  RSA655745  Erodium botrys James Henrickson 2000-4-15 20689 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  SEINET4044552  Erodium cicutarium D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UCR179683  Erodium cicutarium R. G. Swinney, Dave Larson 1996-8-7 5245 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
  UCSB9869  Erodium cicutarium Haller, John 1950-3-30 Los Angeles UCLS; base o faculty hill; near Sunset Blvd Comment
  RSA712184  Erodium macrophyllum A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-4-29 26152 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east of Lake Hughes Rd. 488 Comment
  RSA390933  Erodium moschatum F. R. Fosberg 1931-4-10 689 Los Angeles Santa Catalina Island. Avalon Valley, Chicken Johnny s. 40 Comment
  CLARK-A1528-2958  Erodium moschatum John C. Roos 1943-3-7 2642 Los Angeles Santa Monica Comment
  UC284273  Erodium moschatum P. A. Munz 1923-4-9 6665 Los Angeles e coast San Clemente Island Comment
  RSA730829  Erysimum capitatum R. G. Swinney 1998-7-8 6337 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UCR205920  Erysimum capitatum R. G. Swinney 2008-5-5 8766 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UCR271673  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-31 14918 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
  UCSB2332  Erysimum capitatum var. capitatum Wedberg, Lee 1954-3-1 Los Angeles Millard Canyon, San Gabriel Mtns. 457 Comment
  RSA167694  Erysimum cheiri R. F. Thorne, P. C. Everett 1964-2-7 33447 Los Angeles Growing along road to Pebbly Beach from Avalon. Santa Catalina Island 3 Comment
  UC205850  Erysimum suffrutescens I. Johnston 1917-6-10 1312 Los Angeles sand dunes and cliff along coast Playa del Rey Comment
  RSA66738  Eschscholzia caespitosa subsp. caespitosa F. W. Peirson 1921-7-16 2503 Los Angeles East fork of San Gabriel River. 1372 Comment
  CAS-BOT-BC403171  Eschscholzia californica Peter H. Raven; Henry J. Thompson 1959-6-4 14317 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  UCSB39772  Eschscholzia californica Cerda, P. 1977-5-3 Los Angeles Near Los Angeles County Arboretum, Arcadia Comment
  RSA523173  Eschscholzia californica var. peninsularis Tim S. Ross 1991-2-23 4107 Los Angeles Whittier Hills (Puente Hills), upper Turnbull Canyon, 1/4 air mile W of Turnbull Canyon road x Skyline Drive in heavily disturbed drainage area. 252 Comment
  CAS-BOT-BC92214  Eschscholzia ramosa Carl B. Wolf 1932-5-9 3448 Los Angeles Santa Catalina Island. Pebbly Beach. 7 Comment
  SBBG11601  Eschscholzia ramosa P. H. Raven 1962-5-9 17646 Los Angeles rd just N of Guds 249 Comment
  UCR177524  Eucalyptus globulus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 408 Los Angeles Los Angeles Basin, Vedugo 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 427 Comment
  SEINET6692554 Image available Eucalyptus polyanthemos W. C. Muenscher 1939-1 14648 Los Angeles Whittier Comment
  RSA187872  Eucrypta chrysanthemifolia Robert F. Thorne 1966-4-7 35964 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  SD234419  Eucrypta chrysanthemifolia A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26125 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, E of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn. 7.5' Q) 487 Comment
  POM4510  Eucrypta chrysanthemifolia C. F. Baker 1903-5-5 11609 Los Angeles Claremont. Comment
  RSA703206  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2005-2-15 1396 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  UCR255849  Eulobus californicus R. G. Swinney 2010-5-4 12484 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
  SBBG18218  Eulobus californicus M. A. Piehl 1963-5-30 63492 Los Angeles just W of Rocky Pt cmpgrd, Little Rock Reservoir, 5.5 mi SW of Little Rock Comment
  RSA607634  Euphorbia maculata L. C. Wheeler 1948-8-27 6698 b Los Angeles San Gabriel Mountains. Arroyo Seco, Angeles Crest Highway. 610 Comment
  JEPS51907  Euphorbia palmeri Frank W. Peirson 1922-7-6 3184 Los Angeles Big Pines; San Gabriel Mountains 2072 Comment
  RSA600890  Euphorbia peplus L. C. Wheeler 1946-4-14 6183 Los Angeles San Gabriel Mountains. Fish Canyon ca. one mile downstream from falls. 396 Comment
  UCR108353  Euphorbia serpens L. C. Wheeler 1973-8-11 s.n. Los Angeles City of Hawthorne, El Segundo Avenue and Prairie Street. Comment
  RSA0113910  Festuca bromoides Steven A. Junak 1999-4-23 SCa- 851 Los Angeles Santa Catalina Island. Plant stop. 347 Comment
  UCR177787  Festuca microstachys LeRoy Gross 2005-4-28 2167 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  SD69352  Festuca perennis Robert F. Thorne, P. Everett 1965-5-11 34551 Los Angeles Santa Catalina Island, salt flat behind north beach at Little Harbor 2 Comment
  RSA574267  Festuca trachyphylla Timothy S. Ross, Walter Appleby 1993-5-14 7145 Los Angeles 270m SW of May Canyon Saddle and 450 WNW of May Peak 1109 Comment
  RSA625855  Filago californica Scott D. White, Pam De Vries 1998-4-19 6278 Los Angeles Irwindale: Santa Fe Flood Control Basin (on the San Gabriel River) 150 Comment
  UCR126871  Filago californica A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26144 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, 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 518 Comment
  UCR204886  Filago californica R. G. Swinney 2008-3-26 8572 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA549595  Filago californica Timothy S. Ross 1992-4-4 6061 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  POM158118  Foeniculum vulgare L. R. Abrams 1902-8-26 2977 Los Angeles Ballona Creek, near Mesmer. Comment
  UC141119  Frankenia salina Ernest Braunton June 1902 497 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  UCR182476  Frasera neglecta R. G. Swinney 1997-7-17 5684 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
  RSA729759  Fraxinus dipetala R. G. Swinney 1998-8-10 6727 Los Angeles San Gabriel Mtns.: Cattle Canyon, west of (downstream from) Thompson Flat. 671 Comment
  UC1334664  Fraxinus dipetala J. E. Stumbo and J. C. Bayse 1966-4-4 LASCA 531 Los Angeles about 10 mi w Palmdale (along roadside, near Bouquet Reservoir) 762 Comment
  RSA579534  Fraxinus uhdei Tim S. Ross, Steve D. Boyd 1994-5-24 7835 Los Angeles ''Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  SBBG105560  Fraxinus uhdei T. Ross, S. Boyd 1994-5-24 7835 Los Angeles confluence of San Francisquito Cyn stream and two tributaries draining off the SE slopes of Red Mtn 512 Comment
  JEPS42939  Fraxinus velutina Frank W. Peirson 1921-6-20 2459 Los Angeles West Fork San Gabriel River San Gabriel Mountains 457 Comment
  POM76520  Fraxinus velutina var. coriacea H. E. Hasse 1890-08 s.n. Los Angeles Creek Bank Comment
  RSA0077520  Fremontia californica G. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon. Comment
  POM367622  Galium Freda Detmers 1929-2-22 s.n. Los Angeles Mandeville Canyon, Botanic Garden. Comment
  RSA567522  Galium andrewsii subsp. andrewsii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3916 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  UC987822  Galium angustifolium subsp. angustifolium Reid Moran 1941-5-17 861 Los Angeles n San Fernando (n side of canyon); Pico Canyon 600 Comment
  RSA725210  Galium aparine Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -60 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
  RSA678814  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1291 -a Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  UCR151344  Galium grande LeRoy Gross, Michael Denslow, B. Hogshead, Valerie Soza 2003-5-12 837 Los Angeles Transverse Ranges; San Gabriel Mtns region, Van Tassel Truck Trail (1N36) close to junction with Silver Fish Road (1N29) 1037 Comment
  UCR272932  Galium nuttallii Steven A. Junak 1999-4-22 SCa- 840 Los Angeles Santa Catalina Island, along west side of road to White's Landing, c. 1.1 mi from landing 137 Comment
  UCR149505  Galium parisiense Valerie Soza, Ian G. Gillespie, LeRoy Gross 2000-5-18 946 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
  UCR178785  Galium porrigens R. G. Swinney 1989-5-17 s.n. Los Angeles San Gabriel Mtns, SW border of Glendora Wilderness Park, along fire road at Bluebird Hill 390 Comment
  UCR259241  Galium porrigens R. G. Swinney 2010-3-14 11903 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 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
  UCR199965  Galium porrigens var. porrigens Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1153 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 427 Comment
  POM246630  Galvezia speciosa F. R. Fosberg 1931-7-15 S 5415 Los Angeles Isthmus, Santa Catalina Island. 30 Comment
  RSA355907  Galvezia speciosa Robert F. Thorne 1975-9-3 47374 Los Angeles Santa Catalina Island. Near top of bluff above Blue Cavern Point Comment
  SBBG19183  Gambelia speciosa C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  SBBG38649  Gambelia speciosa M. B. Dunkle 1939-4-4 7249 Los Angeles Chenetti Cyn Comment
  SBBG52894  Gambelia speciosa F. C. Boutin 1967-4-23 1669 Los Angeles Lemon Tank 304 Comment
  UCD132368  Gamochaeta pensylvanica Daryl Koutnik 1978-4-21 405 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  CATA1717  Gamochaeta ustulata Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3058 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 262 Comment
  CATA539  Gamochaeta ustulata Sara L. Crockett 1997-5-1 699 Los Angeles Santa Catalina Island: 0.2 mile W of jct. of White's Landing Road with Airport Road, SW side of road 463 Comment
  RSA177876  Gamochaeta ustulata R. F. Thorne, P. Everett 1965-5-12 34622 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  SFV4406  Gamochaeta ustulata J. Turner, F. M. Ball 1963-5-15 s. n. Los Angeles Westwood. University of California campus. Plant physiology area. Comment
  LA33615  Garrya veatchii Henry J. Thompson; 1959-2-20 1847 Los Angeles Santa Monica Mountains, 2 mi. E of Saddle Peak, along Saddle Peak Road 701 Comment
  RSA164793  Garrya veatchii Wesley O. Griesel 1963-7-11 828 Los Angeles Prairie Fork, San Gabriel River, San Gabriel Mts. 1646 Comment
  RSA802047  Gastridium phleoides Orlando Mistretta, Kristie Haydu 2011-7-20 5960 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  SBBG132000  Gastridium phleoides S. A. Junak 1996-4-13 SCI 310 Los Angeles 0.15 mi from Camera Pad "Malo" at 133 degrees, S of Bryce Cyn 320 Comment
  JEPS27588  Gayophytum heterozygum F. W. Peirson 1918-6-30 130 Los Angeles Mt. Wilson San Gabriel Mountains (near summit) 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
  RSA717788  Gayophytum oligospermum R. G. Swinney, Dave Larson 1996-7-17 5124 Los Angeles San Dimas Experimental Forest, east half (grass portion) of Browns Flst 1317 Comment
  UCR95774  Geranium rotundifolium L. C. Wheeler 1967-7-30 10263 Los Angeles San Gabriel Mtns, Big Cienega Trail Canyon 1143 Comment
  RSA729388  Gilia R. G. Swinney 1999-6-28 7453 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, south of Mescal highlands Rd. 1341 Comment
Read comments
Dec 7 2018
  SD181416  Gilia Steve Boyd, Valerie Soza 1998-4-28 10178 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
  SD237555  Gilia R. G. Swinney 2008-6-17 9047 Los Angeles San Gabriel Mountains: ridge west of Jackson Flats, 0.4 mile MW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 (Valyermo 7.5'Q) 2160 Comment
Read comments
Dec 7 2018
  UCR253912  Gilia Mitch Provance 2010-5-11 0510- 16 Los Angeles Westernmost Mojave Desert, south of Hwy 138 between Quail Lake and Neenach 960 Comment
  UCR274996  Gilia Michael Honer, Rachel Woodard 2006-4-13 2187 Los Angeles Tehachapi Mountains area, Hilltop north of Oso Cyn. stream, c. 1.5 miles north of Quail Lake, 1/2 mile west of cement plant rd. 1037 Comment
  RSA703590  Gilia Gary D. Wallace, M. Wallace 1983-5-20 2076 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  RSA641375  Gilia achilleifolia subsp. abrotanifolia Orlando Mistretta 1995-6-23 1835 Los Angeles San Gabriel Mountains: Lookout Mt. Trail 1921 Comment
  UC303744  Gilia achilleifolia subsp. multicaulis I. Johnston 1917-5-6 1946 Los Angeles Evey Canyon Comment
  LA33443  Gilia angelensis Peter H. Raven; Henry J. Thompson 1959-4-3 13924 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  RSA529310  Gilia angelensis T. S. Ross 1991-4-8 4454 Los Angeles Elephant Hill: western Pomona 229 Comment
  RSA470241  Gilia capitata subsp. abrotanifolia Agatha 1938-4-10 183 Los Angeles Campus. Comment
  UC879927  Gilia latiflora subsp. davyi I. W. Clokey, B. C. Templeton 1930-4-8 4656 Los Angeles w Lancaster; w of Lancaster 400 Comment
  RSA725121  Gilia leptantha subsp. transversa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -90 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UC908890  Gilia modocensis Herbert L. Mason 1926-4-27 3033 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  UCSB30857  Gilia modocensis D. Negri 1978-4-14 33 Los Angeles 2 MI N OF JUNCTION OF CA HWY 138 (AND HWY 14 ON S SIDE OF) 792 Comment
  RSA0017118  Gilia ochroleuca subsp. bizonata R. G. Swinney 1999-6-5 7264 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat 1799 Comment
  RSA0016251  Gilia ochroleuca subsp. bizonata Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1148 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit, Santiago Creek Section. Comment
  RSA0016258  Gilia ochroleuca subsp. bizonata C. B. Wolf 1935-5-6 6733 Los Angeles Liebre Mts 1/2 mile East of Gorman 1159 Comment
  CAS-BOT-BC407853  Gilia ochroleuca subsp. ochroleuca Robert F. Thorne; G. Wallace 1973-4-25 43365 Los Angeles San Gabriel Mts., Mojave Desert slope: 1/4 mile N of Bob's Gap, 3.5 mile S of Llano, N slope of Holcomb Ridge 1188 Comment
  JEPS14053  Gilia ochroleuca subsp. vivida Rimo Bacigalupi with Leroy Custer 1952-8-9 3907 Los Angeles s of and above Swartout Valley; San Gabriel Mountains, Blue Ridge 2255 Comment
  RSA469631  Gilia sinuata Christopher Davidson 1973-4-1 1889 Los Angeles 1 mile south of Littlerock. 762 Comment
  UCR60815  Gilia sinuata Steve Boyd, Orlando Mistretta 1986-3-31 1528 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  CAS-BOT-BC123843  Gilia traskiae Blanche Trask 1897-5-1 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UC1043377  Glycyrrhiza glabra G. W. Garrettson 1955-5-25 Los Angeles on s. side of Valley Blvd. 1/4 mi. e. of Collins St. Spadra Comment
  RSA656972  Gnaphalium californicum D. Roche 1998-5-30 43 Los Angeles Mt. Baldy Road 1.7 miles from the intersection of Mills Ave. and Mt. Baldy Rd. 579 Comment
  RSA573749  Gnaphalium canescens subsp. beneolens Timothy S. Ross 1992-7-17 6735 Los Angeles San Gabriel Mountains: Saddle between Fox (triangulation point, 5033-ft) and knoll ESE of it, on steep divide between Fox Creek and Fusier Canyon. 1451 Comment
  POM4636  Gnaphalium chilense W. R. Shaw s.n. Los Angeles Claremont. Comment
  UCR206523  Gnaphalium stramineum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36959 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  RSA29906  Grindelia camporum var. bracteosa L. C. Wheeler 1934-5-14 2585 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  UC468769  Grindelia hirsutula H. P. Chandler 1898-3-14 198 Los Angeles San Dimas Comment
  UC50310  Guillenia lasiophylla H. M. Hall Apr 1903 3771 Los Angeles Playa del Rey Comment
  POM359226  Gutierrezia californica F. R. Fosberg 1931-7-11 7197 Los Angeles Ridge Route near Tumble Inn,, Western Sierra Madre Mts. 1100 Comment
  SBBG62682  Gutierrezia sarothrae R. Hoffmann 1928-7-9 Los Angeles lower Bouquet Cyn Comment
  SD264705  Hainardia cylindrica Steven A. Junak, Mark Hoefs 1998-6-12 Sca 732 Los Angeles UTM in supplement. Santa Catalina Island: Along Banning House Road, ca. 1.0 mile from Two Harbors. 228 Comment
  RSA598819  Haplopappus parishii R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  POM369712  Harpagonella palmeri F. R. Fosberg 1931-4-10 S- 4557 Los Angeles Santa Catalina Island. Pacific Divide. 200 Comment
  RSA187721  Harpagonella palmeri R. F. Thorne 1966-4-7 35949 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  SBBG108968  Hazardia cana S. A. Junak 1996-9-29 SCl 684 Los Angeles Middle Ranch Cyn, ca. 0.75 mi downstream from upper rd crossing 304 Comment
  JEPS26136  Hazardia squarrosa var. grindelioides Peter H. Raven and Henry J. Thompson 1958-10-11 13743 Los Angeles at Coast Highway; Santa Monica Mountains, Las Tunas Canyon 152 Comment
  JEPS30493  Hazardia squarrosa var. grindelioides Peter H. Raven 1959-10-25 14705 Los Angeles 1.6 mi w Decker Road (Mulholland Highway); Santa Monica Mountains 304 Comment
  RSA714192  Hedera canariensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1355 Los Angeles Whiting Woods Rd, mouth of Henderson Canyon. 396 Comment
  SEINET3371850  Hedypnois cretica G. Rink 2011-6-1 10564 Los Angeles Next to Highway 57, north of La Brea, weedy place 213 Comment
  RSA747366  Helenium bigelovii Orlando Mistretta 1994-7-12 1403 Los Angeles Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. Comment
  CAS-BOT-BC309442  Helenium puberulum Ernest Braunton 1902-7-1 600 Los Angeles L.A. River Comment
  RSA441782  Helianthemum scoparium var. vulgare L. C. Wheeler 1932-4-30 665 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
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May 1 2014
  RSA441788  Helianthemum scoparium var. vulgare Fordyce Grinnell Jr. 1910-5-5 s.n. Los Angeles Along Arroyo's W. Pasadena Comment
  CAS-BOT-BC305413  Helianthus annuus John Thomas Howell 1960-3-23 35144 Los Angeles Tujunga Wash Comment
  POM156529  Helianthus annuus subsp. lenticularis L. R. Abrams 1902-7-3 2640 Los Angeles Sierra Madre. Comment
  LA32031  Helianthus gracilentus Henry J. Thompson; 1959-5-2 1977 Los Angeles Santa Monica Mountains, Yerba Buena Road, 1.2 mi W of junction with Mulholland Hwy 609 Comment
  RSA601156  Heliotropium curassavicum L. C. Wheeler 1966-9-6 8868 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  RSA534110  Hemizonia clementina Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5094 Los Angeles San Clemente Island: North Head; WNW of the new landing field 15 Comment
  POM360275  Hemizonia fasciculata Anstruther Davidson 1908-6-7 1796 Los Angeles Hollywood. Comment
  RSA51444  Hemizonia minthornii J. T. Howell 1947-7-17 s.n. Los Angeles East side of Santa Susana Pass Comment
  UC217977  Herniaria hirsuta subsp. cinerea P. A. Munz and I. M. Johnston 1921-3-28 4406 Los Angeles Pomona College Campus Comment
  SD234354  Herniaria hirsuta var. cinerea A. C. Sanders Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26147 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 (Warm Springs Mtn 7.5'Q) 487 Comment
  SBBG108961  Hesperevax sparsiflora S. A. Junak 1997-3-13 SCl 784 Los Angeles ridge between 2 forks of first cyn E of Mosquito Cyn, near head of W fork, ca. 0.54 mi E of Triangulation Pt "Rest" 365 Comment
  SBBG28967  Hesperocnide tenella L. C. Wheeler 1932-4-23 649 Los Angeles Mandeville Cyn 137 Comment
  SEINET4118146  Hesperocnide tenella J. Mygatt, F. Starkey 1997-1 M- 97 -251 Los Angeles Catalina Island, end of the road to Renton Mine. 240 Comment
  CATA3165  Hesperolinon micranthum Amy Catalano, Lizz Bailey, Nina Garcia, Perla Sitzes, Triana Markowitz, Vincente Osegueda 2016-7-11 149 Los Angeles Santa Catalina Island: Wild Boar Gully, ridge east of Cerocarpus traskiae Tree A 149 Comment
  UCR155610  Hesperolinon micranthum A. C. Sanders 2005-5-11 30145 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
  SBBG58711  Hesperoyucca whipplei R. Hoffmann 1928-9-11 Los Angeles near Acton Comment
  CAS-BOT-BC143694  Heteromeles arbutifolia Grant 1904-4-21 6174 Los Angeles [Avelon] Avalon Comment
  LA79141  Heteromeles arbutifolia L. J. Hutchinson; 1940-11-18 sn Los Angeles 243 Comment
  RSA498184  Heteromeles arbutifolia Erwin Miller 1934-6-30 19120 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  SDSU14341  Heteromeles arbutifolia John Viggiano 2003-4-3 27 Los Angeles South Hills Park, Glendora. 1/6 mile south from restroom at park, along trail. 244 Comment
  UC625006  Heteromeles arbutifolia F. R. Fosberg 1931-5-4 S 4763 Los Angeles Santa Catalina Island; Bullrush Canyon 100 Comment
  RSA0072460  Heteromeles arbutifolia var. macrocarpa Bonnie C. Templeton 1968-2-25 11397 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  CATA350  Heterotheca grandiflora Mark L. Hoefs 1973-7-20 394 Los Angeles Santa Catalina Island: By northwest corner of Middle Ranch Reservoir 182 Comment
  UCR206517  Heterotheca sessiliflora A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36947 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  SBBG63113  Heterotheca sessiliflora subsp. fastigiata R. Hoffmann 1927-8-31 Los Angeles Mint Cyn, Oak's Garage Comment
  RSA0063246  Heuchera elegans Scott D. White, Dave Bramlet 1998-6-29 6806 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  SD129426  Hibbertia scandens A. C. Sanders 1988-5-18 7819 Los Angeles El Segundo Dunes, immed. W of L.A. Int. Airport Comment
  RSA95180  Hieracium argutum F. W. Peirson 1918-8-6 258 Los Angeles Trail to Sierra Madre; San Gabriel Mts. 823 Comment
  CAS-BOT-BC149944  Holodiscus discolor var. discolor H. E. McMinn 1926-7-22 1774 Los Angeles Near summit of Mt. San Antonio Comment
  RSA0115283  Holodiscus discolor var. microphyllus Richard G. Swinney 2010-9-23 13889 Los Angeles San Gabriel Mountains: summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  UCR272608  Hordeum brachyantherum subsp. brachyantherum R. G. Swinney 2011-6-7 15058 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  CAS-BOT-BC289492  Hordeum brachyantherum subsp. californicum Louis C. Wheeler 1936-4-12 4089 Los Angeles S. side, hills S Monterey Park 121 Comment
  UCR256926  Hordeum depressum D. E. Bramlet, Robt. L. Allen 2011-5-24 4842 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, parking lot of archery range, 468 m west of Rosemead Blvd. & 492 m south of 60 freeway 63 Comment
  RSA544547  Hordeum intercedens Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6119 Los Angeles San Clemente Island: W of the west fork of China Canyon. 80 degrees E, 405m distant from 1448'BM. 403 Comment
  CAS-BOT-BC289336  Hordeum murinum subsp. glaucum Carl Epling 1931-4-25 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  RSA623835  Hordeum murinum subsp. glaucum Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  RSA598354  Hordeum murinum subsp. leporinum L. C. Wheeler 1969-4-19 s.n. Los Angeles Blum Ranch, Aliso Canyon 883 Comment
  RSA661019  Hordeum murinum subsp. leporinum Orlando Mistretta 1992-4-5 159 Los Angeles Guds, San Clemente Island. Comment
  UC1871331  Hordeum murinum subsp. leporinum T. S. Ross, W. Appleby 1993-5-19 7164 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando quad: R15W T3N, SW/4 NE/4 SE/4 sect. 9; elev. 3110 ft. 948 Comment
  CAS-BOT-BC213014  Hosackia crassifolia Le Roy Abrams; E. A. McGregor 1908-7-3 587 Los Angeles North Baldy Mountain, San Gabriel Mountains 1828 Comment
  SD111574  Hosackia crassifolia var. crassifolia Wayne P. Armstrong 1982-6-12 Los Angeles SE firebreak ridge of Lookout Mountain, in shady canyon 1750 Comment
  UCR204834  Hulsea heterochroma R. G. Swinney 2005-8-11 8462 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 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
  RSA300637  Hulsea vestita subsp. gabrielensis J. R. Shevock 1974-7-19 3732 Los Angeles San Gabriel Mountains, Angeles National Forest: along Forest Service road 3N17, 7.4 miles east of Bear Divide Station and 14.2 miles west of Mt. Gleason 1220 Comment
  SFV17597  Hulsea vestita subsp. gabrielensis J. N. Hogue, L. H. Hogue 1998-7-2 116 .11 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  RSA503166  Hymenoclea salsola Gary D. Wallace 1966-4-24 494 Los Angeles Along Hwy. 138 just south of where it joins Pearblossom Hwy. Near Pearblossom 762 Comment
  RSA587384  Hymenoclea salsola var. salsola Orlando Mistretta 1992-5-8 282 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  RSA725097  Hymenoclea salsola var. salsola Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -82 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  RSA601867  Imperata brevifolia L. C. Wheeler 1964-3-18 8424 Los Angeles San Gabriel Mountians: About half way between Roberts Canyon and Fish Canyon. Comment
  CATA1399  Isocoma menziesii var. menziesii Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2541 Los Angeles Santa Catalina Island: By road to Salta Verde, lower portion of road, toward Salta Verde 390 Comment
  RSA608513  Isocoma menziesii var. vernonioides L. C. Wheeler 1930-11-28 s.n. Los Angeles Clark's Grove (vicinity of Claremont). Comment
  SD237326  Isocoma menziesii var. vernonioides A. C. Sanders, Dan S. Cooper 2010-8-5 38576 Los Angeles South Coast: Madrona Marsh Preserve, Torance. Former oil field w/gravel service road remnants. 24 Comment
  UCSB11236  Jaumea carnosa Breedlove, Dennis 1961-9-23 Los Angeles Ballast Point S side of Catalina Harbor; Santa Catalina Island Comment
  RSA401013  Juglans californica Robert M. Perkins 1936-4-17 202 Los Angeles Santa Monica Mts. Comment
  RSA580972  Juglans californica Catherine A. Mish 1995-3-9 23 Los Angeles Santa Monica Mts., Hollywood Reservoir. 250 Comment
  UCR205268  Juglans californica R. G. Swinney 2008-4-9 8621 Los Angeles San Gabriel Mtns., Glendora, Wildwood Canyon 329 Comment
  SEINET10476753  Juglans californica Lyman D. Benson 1949-4-29 Benson 13597 Los Angeles Puente hills, 4 miles sw of pomona, california oak woodland, north slope heavy Soils 305 Comment
  UC170832  Juglans californica var. californica Geo. B. Grant 1905-5-5 635 Los Angeles Pasadena Comment
  UC5314  Juglans californica var. californica W. H. Brewer 1860-12-18 65 Los Angeles Sierra Santa Monica Comment
  SD237492  Juglans nigra A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37164 Los Angeles San Gabriel Valley; Whittier Narrows near South El Monte, north of San GabrielRiver channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines (El Monte 7.5'Q) 68 Comment
  CAS-BOT-BC102332  Juglans regia Steve Boyd; Orlando Mistretta 1993-6-10 8185 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the 914 Comment
  RSA0127701  Juncus Louis C. Wheeler 1967-7-15 10060 Los Angeles Angeles National Forest. Southwest side of Mt. Waterman. 2134 Comment
  RSA0081056  Juncus balticus R. G. Swinney 2010-5-12 12721 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
  UCR204550  Juncus balticus subsp. ater R. G. Swinney 2005-8-5 8364 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 Comment
  UC1595427  Juncus bufonius Tim Ross 1992-7-10 6654 Los Angeles between Coldwater Canyon and Wickiup Canyon (Big Tujunga Creek, San Gabriel Mountains); San Gabriel Mountains, Big Tujunga Creek 967 Comment
  CATA1141  Juncus bufonius var. bufonius Mark L. Hoefs 1995-5-23 2132 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  RSA368155  Juncus bufonius var. bufonius L. C. Wheeler 1933-11-19 2273 Los Angeles San Gabriel Canyon. 335 Comment
  RSA604485  Juncus bufonius var. bufonius L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  RSA639096  Juncus bufonius var. bufonius L. C. Wheeler 1967-5-15 9599 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  UCR277238  Juncus duranii R. G. Swinney 2010-9-30 13939 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
  RSA368263  Juncus macrophyllus C. Epling, A. N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA760688  Juncus macrophyllus R. G. Swinney 2008-9-10 9418 Los Angeles South Fork Big Rock Creek 1463 Comment
  UC1595310  Juncus mexicanus Tim Ross, Steve Boyd 1990-6-18 3475 Los Angeles northerly draw draining to Jackson Lake (San Gabriel Mountains, Camp Verdugo Pines and vicinity); San Gabriel Mountains 1877 Comment
  POM1554  Juncus mexicanus I. M. Johnston 1917-4-11 s.n. Los Angeles Wilmington. Comment
  RSA715748  Juncus oxymeris Scott D. White, Andrea Warniment 2006-7-6 11609 Los Angeles Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. 1113 Comment
  POM1611  Juncus phaeocephalus var. paniculatus Phillip A. Munz 1918-5-19 2262 Los Angeles Pomona. Comment
  RSA595803  Juncus textilis Lauren Raz, Steve Boyd 1996-10-23 50 Los Angeles Liebre Mountains. Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. 609 Comment
  POM1337  Juncus textilis I. M. Johnston 1916-11-26 s.n. Los Angeles Evey Canyon. 1143 Comment
  UCR125147  Juncus torreyi A. C. Sanders, Mark Elvin 2002-6-25 25288 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
  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
  RSA368401  Juncus xiphioides George R. Johnstone 1930-6-22 s.n. Los Angeles Soledad Canyon near Ravenna. 762 Comment
  UCR243009  Juncus xiphioides R. G. Swinney 2009-8-6 11512 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  CAS-BOT-BC81009  Juniperus californica Louis C. Wheeler 1931-11-20 363 Los Angeles San Gabriel Wash 152 Comment
  LA6561  Juniperus californica Carl Clawson Epling; M. Epling May 1925 sn Los Angeles Mint Canyon Comment
  RSA337426  Juniperus californica Robert F. Thorne 1973-5-11 43568 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  UCR149485  Keckiella antirrhinoides Valerie Soza, L. Moore 2000-5-30 974 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  CAS-BOT-BC235732  Keckiella cordifolia F. A. M. 1936-5-20 14682 Los Angeles Sepulveda Canyon Comment
  JEPS11571  Keckiella cordifolia Frank W. Peirson 1918-6-28 205 Los Angeles e of Rubio Canyon; San Gabriel Mountains 609 Comment
  RSA401781A  Keckiella cordifolia Howard Mullins 1931-5-9 s.n. Los Angeles Santa Susana. Comment
  UC55374  Keckiella cordifolia J. H. Barber 1898-7-3 Los Angeles Santa Monica Canyon Comment
  LA202285  Kickxia elatine Arthur C. Gibson; 2005-6-4 5032 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near parking area along Mulholland Hwy opposite Seminole Dr. Comment
  RSA230272  Koeleria macrantha R. F. Thorne 1969-7-2 38302 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit 1982 Comment
  UC147339  Koeleria macrantha H. M. Hall May, 1902 3253 Los Angeles San Fernando Hills Comment
  CAS-BOT-BC271335  Koeleria pyramidata Geo. B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson, San Gabriel Mts. 1828 Comment
  LA204719  Krascheninnikovia lanata A. M. Johnson; 1932-4-17 3964 Los Angeles N of Palmdale Comment
  SBBG1820  Krascheninnikovia lanata H. and M. Dearing 1949-4-27 6763 Los Angeles W Mojave Desert [near Lancaster?] Comment
  UC1059905  Kyllinga brevifolia L. G. Arthur 1946-9-17 Los Angeles Long Beach, at 2053 Linden Long Beach Comment
  CAS-BOT-BC340580  Lactuca serriola Peter H. Raven; Henry J. Thompson 1959-9-18 14428 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Santa Monica Boulevard near Beverly Glen Boulevard, West Los Angeles 76 Comment
  CAS-BOT-BC273828  Lamarckia aurea Morrow 1915-5-1 s.n. Los Angeles Angeles National Forest. Tejunga [Tujunga] Canyon Comment
  SBBG19131  Lamarckia aurea M. A. Piehl 1963-12-7 631077 Los Angeles across SE tip of Pyramid Head E of Triangulation Pt "Rock" 12 Comment
  SEINET181909 Image available Lamarckia aurea I. W. Clokey, B Templeton 4512 Los Angeles Mandeville Canyon Santa Monica Mts 400 Comment
  UCSB399  Lamarckia aurea Ilch, D.; Gleason, C. 1933-5-29 Los Angeles San Dimas SRE plot 303, block 18C Comment
  SEINET10926766  Lamarckia aurea Meryle B. Dunkle 1940-3-21 Dunkle 7458 Los Angeles Near camp, Santa Barbara Island. Openings among Coreopsis. Comment
  UCR55329  Lampranthus A. C. Sanders 1987-9-28 7395 Los Angeles El Segundo Dunes west of Los Angeles International Airport and Pershing Drive 38 Comment
  UCR205532  Lantana camara A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36972 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  CAS-BOT-BC412751  Lastarriaea coriacea Geo. B. Grant 1904-5-14 6218 Los Angeles Playa del Rey Comment
  CAS-BOT-BC337890  Lasthenia R. J. Dobbs 1924-4-22 491 Los Angeles 9 miles below Swetzer [Switzer] Comment
  RSA709532  Lasthenia californica A. C. Sanders, Mark Elvin 2003-4-14 25952 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  CAS-BOT-BC338112  Lasthenia californica Geo. B. Grant 1901-1-1 98 Los Angeles Unspecified Comment
  RSA252970  Lasthenia californica R. F. Thorne, C. W. Tilforth 1973-4-20 43090 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1036 Comment
Read comments
Jul 20 2021
  RSA0030711  Lasthenia gracilis Pam De Vries 2014-3-25 7873 Los Angeles Mojave Desert (West); Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138. 735 Comment
  SBBG95433  Lasthenia gracilis M. B. Dunkle 1928-3-17 1742 Los Angeles Santa Catalina Island 60 Comment
  SBBG96844  Lasthenia gracilis S. Boyd with T. Ross, L. Arnseth 1990-4-7 4220 Los Angeles lower half of China Cyn Comment
  SD5688  Lasthenia gracilis T. S. Brandegee 1894-8-19 Los Angeles San Clemente Island Comment
  UCR273554  Lasthenia gracilis R. G. Swinney 2011-5-10 14656 Los Angeles San Gabriel Mountains, Los Pinetos Canyon, east end of Placerita Cyn. Natural Area at Walker Ranch 573 Comment
  UCSB43812  Lasthenia gracilis Morales, M. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, 0.62 miles from its junction with Avalon Canyon Road, Santa Catalina Island 175 Comment
  SBBG61625  Lasthenia gracilis unknown -May-1895 Los Angeles Devil's Gate, Pasadena Comment
  SD252330  Lathyrus odoratus Steven A. Junak 2000-5-18 Sca 1295 Los Angeles Santa Catalina Island: Just E of town at isthmus, plant stop. 14 Comment
  SEINET956191  Lathyrus strictus Unknown 1908-1 393 Los Angeles Oak grove Canon. Lubre Mts. 1158 Comment
  RSA187898  Lathyrus vestitus subsp. alefeldii R. F. Thorne 1966-4-5 35824 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  RSA651392  Lathyrus vestitus subsp. alefeldii G. F. Orr 1956-3-12 s.n. Los Angeles Topanga Canyon. 457 Comment
  RSA651398  Lathyrus vestitus subsp. laetiflorus G. F. Orr 1956-3-10 s.n. Los Angeles Topanga Canyon. 487 Comment
  POM1801  Lathyrus vestitus var. vestitus C. F. Baker 1904-4-2 4108 Los Angeles Hills near Monrovia Comment
  UC73254  Lathyrus vestitus var. vestitus E. D. Palmer Jun 1903 Los Angeles Garvanza Comment
  CDA27150  Lathyrus vestitus var. vestitus T. C. Fuller 1965-4-26 13371 Los Angeles Old Topanga Canyon Road, 0.2 miles north of Highway 27, Topanga. 0 Comment
  UCR124646  Lavatera assurgentiflora B. C. Templeton, I. W. Clokey 1936-5-18 5664 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  JEPS79920  Lavatera assurgentiflora subsp. assurgentiflora I. W. Clokey and B. C. Templeton 1936-5-18 5664 Los Angeles Puddingstone Reservoir Comment
  RSA239454  Lavatera assurgentiflora subsp. assurgentiflora Unspecified 1962-10-4 5395 Los Angeles Avalon terrace in Avalon, Santa Catalina Island. 30 Comment
  CHSC35827  Layia glandulosa William Fugimoto 1971-4-18 13 Los Angeles 5 miles SSW of Lancaster in Antelope Valley in Mojave Desert. 762 Comment
  UC468852  Layia glandulosa Katharine Brandegee Los Angeles Lancaster Comment
  CAS-BOT-BC321498  Layia glandulosa Geo. B. Grant 1904-5-5 6118 Los Angeles Arroyo Seco Canyon, Sierra Madre Mts. Comment
  UCSB16971  Layia glandulosa Lean, Jr., Steve 1963-5-5 Los Angeles California Highway 138, 9.4 miles west of San Bernardino County Line 944 Comment
  SBBG98483  Layia platyglossa T. Ross 1991-5-23 5497 Los Angeles lower Tota Cyn 88 Comment
  UC1302269  Layia platyglossa Robert F. Thorne and P. C. Everett 1964-2-6 33305 Los Angeles w Isthmus Cove (Santa Catalina Island); Santa Catalina Island 30 Comment
  RSA368976  Lemna valdiviana Anstruther Davidson 1892-08 s.n. Los Angeles Los Angeles. Comment
  LA82032  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA725595  Lepechinia fragrans Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 415 Los Angeles Santa Catalina Island. Boushay Canyon below Silver Peak Road. 356 Comment
  RSA429964  Lepidium Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  CAS-BOT-BC88676  Lepidium acutidens Ernest C. Twisselmann 1962-4-10 6847 Los Angeles Mojave Desert. The Mojave-Randsburg Region. Antelope Valley. Avenua A 5.1 miles northwest of Highway 6. 685 Comment
  SBBG49900  Lepidium flavum L. S. Matlovsky 1975-3-28 DM 0011 -15 Los Angeles near Alta Vista Comment
  RSA679826  Lepidium fremontii var. fremontii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 849 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  UCR84577  Lepidium latifolium T. S. Ross, Steve Boyd 1993-5-23 7213 Los Angeles Western Arcadia: slope on the north side of the Foothill Freeway (I-210) between Michillinda Ave. and its W-bound ramp. 198 Comment
  UC856523  Lepidium nitidum Marcus E. Jones, A. M. 1882-2-27 3036 Los Angeles Pasadena Comment
  UCD115757  Lepidium oblongum Daryl Koutnik; George Fisler 1978-4-26 s.n. Los Angeles Walker Ranch, east end of Placerita Canyon County Park. 365 Comment
  CAS-BOT-BC12821  Lepidium perfoliatum Roxana S. Ferris 1918-6-12 898 Los Angeles Railroad embankment between Oban and Lancaster. Comment
  CAS-BOT-BC12870  Lepidium ruderale Louis C. Wheeler 1936-6-14 4155 Los Angeles 2 miles northeast of La Verne. 381 Comment
  SBBG127975  Lepidium strictum M. L. Hoefs, S. A. Junak 1996-5-1 2708 Los Angeles Avalon Cyn Rd by horse stable 24 Comment
  UCR205066  Lepidium virginicum var. pubescens R. G. Swinney 2008-4-4 8612 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  CAS-BOT-BC328058  Lepidospartum squamatum J. Ewan 1931-10-24 5272 Los Angeles 1 mile above Malibu Lake. Santa Monica Mts. Comment
  RSA642693  Lepidospartum squamatum Orlando Mistretta 1992-7-14 712 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR210540  Leptochloa R. G. Swinney 2008-12-4 9939 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  RSA127393  Leptochloa fusca subsp. uninervia P. H. Raven, Henry J. Thompson 1959-10-14 14641 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  UC718525  Leptodactylon pungens Carl B. Wolf 1936-5-27 7859 Los Angeles 4 4/10 mi above Tie Camp Summit (Aliso Canyon to Buckhorn Flats Road); San Gabriel Mts., Aliso Canyon to Buckhorn Flats Road 1828 Comment
  RSA334159  Leptosiphon breviculus R. F. Thorne, M. Z. Thorne 1969-7-9 38555 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  RSA73079  Leptosiphon liniflorus F. W. Peirson 1919-6-7 456 Los Angeles Divide between Cow Canyon and San Antonio canyon. 1372 Comment
  RSA594351  Lessingia glandulifera var. glandulifera Steve Boyd, Lauren Raz 1996-10-14 9058 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  RSA660427  Lessingia glandulifera var. glandulifera Orlando Mistretta 1992-5-18 323 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA600745  Leymus condensatus L. C. Wheeler 1967-6-15 9826 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 579 Comment
  RSA86688  Leymus triticoides F. W. Peirson 1918-4-28 1604 Los Angeles Southeast of El Monte. Comment
  RSA409971  Limonium californicum Anstruther Davidson 1892-07 s.n. Los Angeles Long Beach Comment
  UCR182218  Limosella acaulis R. G. Swinney 1997-6-19 5611 Los Angeles San Gabriel Mtns., SE end of Jackson Lake, west of Wrightwood 1872 Comment
  UC1536030  Limosella acaulis Robert F. Thorne 1968-4-24 41383 Los Angeles wet margin Jackson Lake (Angeles National Forest); San Gabriel Mts.--Angeles National Forest, Jackson Lake 1859 Comment
  IRVC26318  Linanthus androsaceus A. C. Sanders, Andy Thompson 2003-4-15 25996 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  RSA506818  Linanthus aureus L. C. Wheeler 1967-5-12 9439 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UC1537460  Linanthus aureus Gordon H. True Jr. 1935-3-28 190 Los Angeles sw of Littlerock 944 Comment
  RSA747153A  Linanthus bigelovii R. G. Swinney 2008-5-8 8793 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  SEINET3246200  Linanthus breviculus R. G. Swinney 2008-1 8800 Los Angeles 1260 Comment
  RSA167637  Linanthus californicus P. H. Raven, R. F. Thorne 1964-5-7 19012 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA468481  Linanthus californicus N. C. Cooper 1949-4-19 3618 Los Angeles Newhall. 457 Comment
  RSA468433  Linanthus californicus subsp. glandulosus M. Bisbee 1917-5-3 s.n. Los Angeles Chaparral slopes, n. Eagle Rock Comment
  UCR46093  Linanthus concinnus Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Along unpaved road from Alder Saddle to Pacifico Mtn, NW of Hwy 2 Comment
  LA52345  Linanthus dianthiflorus Carl Epling; March 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA233370  Linanthus dianthiflorus subsp. dianthiflorus Arthur C. Gibson, Linda Gibson 1972-3-4 2769 Los Angeles Dume Road near Point Dume. Comment
  RSA599469  Linanthus dichotomus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9488 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UCR186579  Linanthus dichotomus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32212 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  SBBG127069  Linanthus dichotomus subsp. dichotomus A. Parikh, N. Gale 2011-6-14 3465 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1205 Comment
  UCD118655  Linanthus parryae Steve Boyd; Orlando Mistretta 1986-3-31 1538 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct with Hwy 18 NE of Pinyon Hills. Comment
  CAS-BOT-BC516254  Linanthus parryae Timothy S. Ross 1995-4-26 8395 Los Angeles Liebre Mountains. Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1208 Comment
  RSA0115476  Linanthus pygmaeus A. C. Sanders, T. B. Salvato 2007-4-24 33479 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant. 1159 Comment
  RSA626117  Lithophragma bolanderi LeRoy Gross 1999-4-29 141 Los Angeles East end; Rice Canyon, north on interstate 5, exit Calgrove Ave. turn left to The Old Road, City of Newhall 487 Comment
  SBBG129318  Lithophragma bolanderi A. Parikh, N. Gale 2012-5-2 3582 Los Angeles W Fork San Gabriel River, 1.0 km E of Cogswell Dam 643 Comment
  CAS-BOT-BC48140  Lithophragma maximum Tim Ross; Laurel Arnseth 1990-4-8 4318 Los Angeles San Clemente Island. E side of island, near Malo Point, second cyn S of Bryce Cyn. Comment
  RSA527727  Lithophragma maximum Steve Boyd 1990-4-8 4295 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  POM18075  Lithophragma tenellum P. A. Munz 1923-5-26 6853 Los Angeles Big Rock Creek, San Gabriel Mountains 1829 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
  RSA0056535  Lithophragma tenellum Orlando Mistretta 1992-5-16 18 Los Angeles Vicinity of Big Pines; head of Swarthout Valley, Mountain High Ski area, San Gabriel Mountains region. Comment
  POM4571  Lobelia dunnii var. serrata L. R. Abrams 1900-8-9 883 Los Angeles San Gabriel River Canyon, San Gabriel Mountains. Comment
  RSA758712  Lobularia maritima R. G. Swinney 2008-12-2 9915 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 165 Comment
  RSA0089539  Loeflingia squarrosa Steve D. Boyd, Gary D. Wallace 2011-4-14 12313 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Cnayon Road and Crown Valley Road. 829 Comment
  RSA441648  Loeflingia squarrosa Anstruther Davidson 1917-06 s.n. Los Angeles Crescenta. Comment
  SD111950  Loeseliastrum matthewsii Barbara Ertter, Jeffrey Strachan 1980-5-18 3444 Los Angeles Forest Road 4N11 along Big Rock Creek just south of junction with Big Pines Highway (Forest Road 4N06) I(c) mile north of Angeles National Forest, ca 1.5 miles southeast of Valyermo, south side of San Gabriel Mts. 1219 Comment
  POM156187  Lolium perenne subsp. multiflorum Le Roy Abrams 1902-6-12 2525 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA653619  Lolium perenne subsp. multiflorum Monica Acosta 1998-5-26 24 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  SEINET7062868  Lomatium A. G. Vestal 1947-4-8 s.n. Los Angeles Open bush country. Sierra Pelona Valley. Vasquez Rocks County Park. (WGS84/NAD83). UTM Zone 11, 377983mE, 3815837mN. 698 Comment
  SBBG59717  Lomatium dasycarpum subsp. dasycarpum R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  UC1605268  Lomatium dasycarpum subsp. dasycarpum Tim Ross and Darin Banks 1994-4-12 7495 Los Angeles ca. 670 m. s.-s.e. of where Drinkwater Canyon joins San Francisquito Canyon (w. draw draining from ridge which divides S. Fr. Cyn from Dry Canyon, upper portion of open draw near ...); Liebre Mts., Warm Springs Quad., San Francisquito Canyon 536 Comment
  RSA0119539  Lomatium lucidum R. G. Swinney 2014-5-19 16564 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  UCR61564  Lomatium lucidum R. G. Swinney 1969-5-5 436 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 358 Comment
  POM3310  Lomatium lucidum Crawford, Hiatt s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  SEINET3245997  Lomatium mohavense R. G. Swinney 2009-1 10809 Los Angeles Transverse Range; San Gabriel Mtns. Foothills: Juniper Hills, upper Indian Bill Canyon, a narrow mile long canyon draining north from west end of Pleasant View Ridge. Juniper Hills. 437 Comment
  LA205976  Lonicera hispidula var. vacillans R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island, Avalon Canyon Comment
  RSA198828  Lonicera hispidula var. vacillans R. F. Thorne, D. Propst 1968-5-28 37677 Los Angeles Santa Catalina Island; in upper Bulrush Canyon, perhaps .5 miles NW of Round Top 305 Comment
  SD69038  Lonicera hispidula var. vacillans Robert F. Thorne 1966-9-15 36694 Los Angeles Santa Catalina Island; Middle Ranch Canyon near dry stream bed. 239 Comment
  OBI35710  Lonicera japonica Rebecca Cicoria 1982-4-26 56 Los Angeles Palos Verdes Peninsula: Lower Blackwater Canyon, Rolling Hills. Comment
  RSA455367  Lonicera subspicata var. denudata H. L. Bauer 1932-6-1 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains. Comment
  UC213439  Lonicera subspicata var. denudata I. M. Johnston 1917-7-28 Los Angeles N. Fk. San Antonio Canyon San Antonio Mountains 1905 Comment
  UC535618  Lonicera subspicata var. denudata Ira W. Clokey, B. Templeton June 1929 4554 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  JEPS15491  Lonicera subspicata var. subspicata Peter H. Raven 1956-6-17 9411 Los Angeles slopes n.w. of Sunset Blvd. at Sepulveda Blvd. (Santa Monica Mts.); Santa Monica Mts. Comment
  SEINET4035311  Lotus argophyllus var. argenteus R. Moran 1941-1 594 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  UC397233  Lotus argophyllus var. argenteus G. B. Grant Apr 1904 6257 Los Angeles Santa Catalina Island Comment
  RSA724424  Lotus crassifolius var. crassifolius K. Dobry 1991-5-13 518 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA599766  Lotus crassifolius var. crassifolius Steve Boyd, David E. Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9785 Los Angeles Liebre Mountains region: Along summit of Liebre Mountain on Forest Service Road 7N23, 0.6 miles west of the intersection with 7N23E leading to Bear Gulch Camp. 1097 Comment
  RSA592013  Lotus hamatus Mark Hoefs, Doug Propst 1973-4-6 147 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 305 Comment
  UCR20369  Lotus heermannii Albert J. Perkins 1915-10-9 s.n. Los Angeles San Gabriel Mtns., Mt. San Antonio, Cow Canyon 1372 Comment
  RSA755886  Lotus nevadensis R. G. Swinney 2008-7-24 9291 Los Angeles Waterman Mountain 2412 Comment
  UC1585954  Lotus procumbens var. procumbens Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7480 Los Angeles n side San Gabriel Mts. (Co. Rd. N2) (Pine Canyon Rd, along San Andreas Fault, on n side of road); San Gabriel Mts., San Andreas Fault Comment
  RSA0057891  Lotus purshianus Richard G. Swinney 2010-9-7 13684 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA0081633  Lotus purshianus R. G. Swinney 2010-9-9 13746 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA654446  Lotus purshianus var. purshianus Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 975 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler and Fisher canyons, S of La Tuna Canyon. 487 Comment
  UCR85825  Lotus purshianus var. purshianus T. S. Ross 1991-8-16 5831 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  RSA406814  Lotus salsuginosus var. salsuginosus Gale Sphon 1955-4-12 s.n. Los Angeles Sandy, beach area, Point Dume Comment
  UC1922303  Lotus salsuginosus var. salsuginosus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 697 Los Angeles Transverse Ranges; Verdugo Mountains region; 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. Near 34deg 14' 18'' N 118deg 17' 17.4'' W T2N R Comment
  RSA406851  Lotus scoparius var. scoparius Kenneth R. Montgomery 1973-5-7 73 -146 Los Angeles site of LASCA Cistus field plot Comment
  RSA406304  Lotus strigosus Anstruther Davidson 1906-6-1 1504 Los Angeles Big Rock Creek. Comment
  UCR49804  Lotus strigosus R. Mattoni 1996-1 s.n. Los Angeles Southern coast, El Segundo Dunes, back edge of beach just west of Los Angeles International Airport. 6 Comment
  RSA250641  Lotus strigosus R. F. Thorne 1971-3-31 41447 Los Angeles Johnson's Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA156028  Lotus strigosus var. strigosus P. H. Raven 1962-5-9 17705 Los Angeles Just north of Gray, San Clemente Island 427 Comment
  RSA406359  Lotus wrangelianus Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 381 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
  RSA780992  Lupinus R. G. Swinney 2009-5-13 10791 Los Angeles Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  UCD170855  Lupinus R. G. Swinney 2009-5-28 10944 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR209982  Lupinus R. G. Swinney 2008-7-24 9294 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UC865540  Lupinus I. W. Clokey and B. C. Templeton 1930-4-8 4633 Los Angeles San Francisquita Canyon 900 Comment
  POM17024  Lupinus albifrons var. eminens P. C. Everett 1936-3-11 7715 Los Angeles Above the Wishbone, Avalon _ Isthmus Road, Santa Catalina Island. Comment
  RSA656836  Lupinus andersonii Valerie L. Soza, Leland Lubinsky 2000-6-23 1029 Los Angeles San Gabriel Mountains: South Fork Little Rock Creek, SW Pinyon Flats, NE Alder Saddle. 1646 Comment
  CAS-BOT-BC173257  Lupinus benthamii A. C. Sanders; E. J. Lawlor 1988-4-3 779 Los Angeles Tehachapi Mtns: SW end of [theTehachapi] the Tehachapi Mtns, 1 mi. NW of Gorman on a gasline rd, 0.4 mi. above old highway 1284 Comment
  CATA1551  Lupinus bicolor Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2808 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  IRVC26312  Lupinus bicolor A. C. Sanders, Andy Thompson 2003-4-15 26000 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  LA82125  Lupinus bicolor O. H. Kappler; 1943-5-2 393 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0089524  Lupinus bicolor R. G. Swinney 2011-5-12 14702 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  SBBG71251  Lupinus bicolor R. Hoffmann 1925-4-19 Los Angeles Antelope Valley to Elizabeth Lake Comment
  SD126373  Lupinus bicolor D. B. Dunn 1947-4-16 2949 Los Angeles Route from Newhall to Palmdale; Acton Junction on northwest side of highway. Comment
  SEINET10903819  Lupinus bicolor subsp. microphyllus David B. Dunn 1946-1 Dunn 2006 Los Angeles Collected in Los Angeles. Comment
  RSA407127  Lupinus chamissonis E. S. Spalding 1923-5-3 s.n. Los Angeles Manhattan Beach. Comment
  RSA617366  Lupinus concinnus Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10231 Los Angeles Liebre Mountains region: Warm Springs Mountain, knoll northwest of summit along road into Necktie Basin. 1133 Comment
  SBBG69027  Lupinus concinnus R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  SD69512  Lupinus concinnus Robert F. Thorne 1966-4-7 35946 Los Angeles Santa Catalina Island; Cherry Valley. 60 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
  UCR159090  Lupinus concinnus B. G. Pitzer 1996-4-20 2693 .1 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  RSA87208  Lupinus elatus F. W. Peirson 1929-7-1 8439 Los Angeles Mt. Pacifico 2058 Comment
  UC1178506  Lupinus elatus Peter Kamb 1947-6-30 615 Los Angeles below summit of Mt. Islip San Gabriel Mountains 2438 Comment
  UCSB17070  Lupinus excubitus Vernand, Ramona 1963-4-18 Los Angeles 1.9 mi. E of intersection of Sunnyslope Ridge and Palos Verdes Drive East; on Palos Verdes Drive East, Palos Verdes Comment
  RSA0095258  Lupinus excubitus var. hallii R. G. Swinney 2011-5-6 14584 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break. 1006 Comment
  RSA15924  Lupinus excubitus var. hallii Carl B. Wolf 1935-5-6 6732 Los Angeles Liebre Mts 2.4 miles SE of Gorman on New Ridge route road. 1098 Comment
  RSA413595  Lupinus excubitus var. hallii Bonnie C. Templeton 1930-4-2 1479 Los Angeles Laurel Canyon, Santa Monica Mts 200 Comment
  CAS-BOT-BC216540  Lupinus excubitus var. johnstonii Wesley O. Griesel 1962-5-12 s.n. Los Angeles On the trail between Charleton Flats and Chilao Camp, San Gabriel Mountains 1524 Comment
  RSA756905  Lupinus formosus R. G. Swinney 2008-6-17 9037 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UCR186985  Lupinus formosus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32233 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  RSA413627  Lupinus formosus var. formosus Anstruther Davidson 1921-7-4 3443 Los Angeles San Gabriel Mountains Comment
  UCR258722  Lupinus hirsutissimus R. G. Swinney 2010-2-27 11777 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
  POM11043  Lupinus latifolius J. H. Barber 1899-5-7 s.n. Los Angeles No data on label Comment
  POM2606  Lupinus latifolius subsp. parishii Harry Lowe 1903-5-21 s.n. Los Angeles Collected near Pasadena Comment
  UCR101279  Lupinus latifolius var. latifolius L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Devil's Canyon, Campground vicinity. 1220 Comment
  RSA646127  Lupinus latifolius var. parishii Orlando Mistretta, Joe Mistretta 1992-9-22 s.n. Los Angeles San Gabriel Mountains: Pacific Crest Trail, between Cloudburst Summit and Cooper Camp. Comment
  CAS-BOT-BC211724  Lupinus longifolius John Thomas Howell 1931-5-29 6560 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  LA200476  Lupinus longifolius Carl B. Wolf; 1931-5-14 2053 Los Angeles Comment
  UCR4177  Lupinus longifolius R. H. Sauer 1965-4-13 s.n. Los Angeles Western Transverse Range; San Gabriel Mtns. Foothills, Next to domestic water intake dam in Arroyo Seco Canyon, Pasadena 366 Comment
  UCR65512  Lupinus longifolius T. S. Ross, Steve Boyd 1990-5-14 2465 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  POM9649  Lupinus longifolius Philip A. Munz, R. D. Harwood 1920-5-15 4012 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  SBBG69056  Lupinus microcarpus var. densiflorus R. Hoffmann 1930-6-6 Los Angeles Piru Crk Comment
  JEPS87093  Lupinus microcarpus var. densiflorus Teresa A. Sholars, B. Ertter, J. Hickman, L. Heckard, T. Rosatti 1988-5-24 871 Los Angeles 1/2 mi w Los Angeles Co. line (at junction of Johnson Rd and Elizabeth Lake Rd., San Gabriel Mts.); San Gabriel Mts. Comment
  RSA252710  Lupinus microcarpus var. microcarpus P. H. Sullivan 1974-4-21 s.n. Los Angeles Devil's Punchbowl County Park, lower Holcomb Canyon. Comment
  UC1294052  Lupinus peirsonii Charles F. Quibell 1960-3-11 383 Los Angeles base Mt. Islip (above Crystal Lake); San Gabriel Mts., , base Mt. Islip 2133 Comment
  SEINET10486197  Lupinus ruber David B. Dunn 1946-4-20 Dunn 2148 Los Angeles Station 64, west margin of Mohave Desert. Comment
  OBI48717  Lupinus sparsiflorus Joseph Andorfer Ewan April1933 10909 Los Angeles Higgins cyn, Santa Monica Mts 457 Comment
  RSA775872  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2010-5-26 5207 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  UC1871130  Lupinus sparsiflorus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4809 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UCR200140  Lupinus sparsiflorus Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 811 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 595 Comment
  SEINET10488976  Lupinus sparsiflorus Robert F. Thorne, C. W. Tilforth 1973-4-20 Thorne 43011 Los Angeles San gabriel mts: mojave desert slope. 1 Mi n of bob's gap, 3.2 mi s of llano, N slope of holcomb ridge, annual with purple flowers. 1143 Comment
  RSA271180  Lupinus sparsiflorus subsp. sparsiflorus C. W. Tilforth, Walter Wisura 1977-9-30 1483 Los Angeles White Mtn. about 12 air miles E of Bishop, Inyo County Comment
  RSA697993  Lupinus sparsiflorus subsp. sparsiflorus Olive Bernice Spears 1932-3-31 s.n. Los Angeles Near Kraemer Oil Lease Atwood Comment
  CATA2034  Lupinus succulentus Steven A. Junak, Keri Kirkland 1998-5-2 649 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
  RSA414328  Lupinus succulentus Freda Detmers 1929-2-24 s.n. Los Angeles Laurel Canyon Comment
  SBBG118480  Lupinus succulentus O. Mistretta 1992-7-13 698 Los Angeles Los Pinetos Spring Cyn Trail Comment
  UC1584905  Lupinus succulentus Tim Ross 1991-4-8 4479 Los Angeles western Pomona (Elephant Hill); San Dimas Quad., Western Pomona, Elephant Hill 228 Comment
  UCR216568  Lupinus succulentus Dan S. Cooper 2010-6-16 610- 72 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cadman Drive, SE corner of Griffith Park 137 Comment
  UCSB3345  Lupinus succulentus Wedberg, H. 1958-2-22 Los Angeles About 2 miles west of Berverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  RSA128275  Lupinus succulentus H. J. Thompson 1959-3-27 1900 Los Angeles Cold Canyon Road, 3 miles south west of Calabasas 427 Comment
  CAS-BOT-BC176967  Lupinus truncatus A. C. Sanders 2003-3-14 25778 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 Fwy east of the San Gabriel River channel 560 Comment
  CHSC95805  Lupinus truncatus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 725 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. On ridge east of the Brand canyon Cemetery west of the land fill. The lower part of Brand Park motorway. A southwest trending ridge. The fire burn the northwest side of ridge facing the cemetery. 307 Comment
  SD186214  Lupinus truncatus A. C. Sanders 2003-3-14 25778 Los Angeles Gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd. 159 Comment
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May 5 2010
  SD187408  Lupinus truncatus Valerie Soza, Miriam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains region: Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR78134  Lupinus truncatus Wandalee Thompson 1964-4-11 10 Los Angeles San Gabriel Mtns., Liebre Mountains, Angeles National Forest, near Green Valley, San Francisquito Canyon 854 Comment
  RSA213431  Lupinus truncatus Reid V. Moran 1941-2-18 588 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  RSA747977  Luzula comosa R. G. Swinney 2001-8-27 8119 Los Angeles San Gabriel Mtns.: Windy Spring, 0.3 mi. NW of Little Jimmy Campground. 2256 Comment
  CAS-BOT-BC354341  Lycium brevipes var. hassei R. E. Riefner, Jr. 2011-8-19 11 -104 Los Angeles Palos Verdes Peninsula, Palos Verdes estates, Bluff Cove, Paseo Del Mar at Palos Verdes Drive West. 90 Comment
  CAS-BOT-BC231602  Lycium cooperi J. E. Stumbo; J. C. Bayse 1966-4-11 LASCA- 539 Los Angeles Along roadside c. 6 miles south of Palmdale 914 Comment
  CAS-BOT-BC231611  Lycium cooperi Carl B. Wolf 1937-4-28 8517 Los Angeles Western Mojave Desert. Antelope Valley, 4 1/2 mi. So. of Lancaster 716 Comment
  LA209691  Lycium cooperi A. M. Johnson; 1932-4-17 3989 Los Angeles 10 mi W of Palmdale Comment
  NY853122  Lycopersicon esculentum L. Raz 1996-10-23 054 Los Angeles Liebre Mountains, Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. Just west of entrance to Ruby Canyon 610 Comment
  SBBG129220  Lyonothamnus floribundus W. L. Jepson 1908-7-13 3045 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC140178  Lyonothamnus floribundus subsp. aspleniifolius L. R. Abrams; I. L. Wiggins 1931-7-6 382 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island Comment
  CAS-BOT-BC142282  Lyonothamnus floribundus subsp. floribundus Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  UC11397  Lyonothamnus floribundus subsp. floribundus Blanche Trask July, 1896 Los Angeles Avalon Santa Catalina Island Comment
  UC1595269  Madia elegans Tim Ross 1992-7-16 6688 Los Angeles just e Military Reservation (near summit Mt. Gleason); San Gabriel Mountains, near summit Mt. Gleason 1901 Comment
  LA31650  Madia gracilis Peter H. Raven; Henry J. Thompson 1959-5-5 14131 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1) 335 Comment
  SFV12369  Madia gracilis D. L. Koutnik 1978-6-3 515 Los Angeles Santa Monica Mountains Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 305 Comment
  UC625024  Madia gracilis F. R. Fosberg 1931-10-4 S 4528 Los Angeles Hamilton Canyon; Santa Catalina Island 40 Comment
  UCR190246  Madia gracilis R. G. Swinney 2000-6-19 7810 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  CAS-BOT-BC203922  Malacothamnus clementinus Frank W. Peirson 1923-4-9 3458 Los Angeles N. slope canon [canyon] at Lemmon [Lemon] Tank, San Clemente Is. Comment
  RSA433278  Malacothamnus davidsonii Louis C. Wheeler 1933-8-5 2053 Los Angeles 2 miles NW Roscoe, San Fernando Valley 274 Comment
  OBI69341  Malacothamnus fasciculatus John Knapp, Denise Knapp 2002-11-27 16 Los Angeles Santa Catalina Island N3691559.19 E 365850.46 198 Comment
  RSA652512  Malacothamnus fasciculatus Jim Reutzel 1994-5-22 55 Los Angeles Los Angeles [Pomona], Trees [large shrub] above the Cal Poly letters. Hills behind the Cal Poly Pomona University Health Center. Comment
  UCD116355  Malacothamnus fasciculatus Geoffrey Levin 1974-5-31 187 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Alluvial Fan of Mt. San Antonio (San Gabriel Mts.) 335 Comment
  UCR270537  Malacothamnus fasciculatus R. G. Swinney 2010-5-7 12580 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  CAS-BOT-BC206365  Malacothamnus fremontii Ernest C. Twisselmann 1955-6-23 2198 Los Angeles Castaic Valley, 1.2 miles north of Gorman - San Emigdio Range 1219 Comment
  RSA0096978  Malacothamnus fremontii Richard G. Swinney 2011-5-31 14909 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
  RSA749086  Malacothamnus fremontii R. G. Swinney 2005-8-11 8458 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  UC198500  Malacothamnus marrubioides Katharine Brandegee c. 1889 Los Angeles Comment
  POM362263  Malacothrix clevelandii C. Epling, Lincoln Ellison 1929-5-18 s.n. Los Angeles Topango Canyon, Santa Monica Mountains Comment
  UC517549  Malacothrix clevelandii John Thomas Howell 1928-5-6 3778 Los Angeles on trail to Madrono Flat; San Gabriel Mts., East Fork of Santa Anita Canyon Comment
  RSA597448  Malacothrix foliosa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5231 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  SBBG131493  Malacothrix foliosa S. A. Junak, B. Collins 1991-4-24 SCI 166 Los Angeles near bottom of Eel Pt grade 73 Comment
  RSA621295  Malacothrix glabrata L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA94965  Malacothrix glabrata F. W. Peirson 1921-6-20 2149 -a Los Angeles North Fork of San Gabriel River 762 Comment
  CAS-BOT-BC347922  Malacothrix saxatilis var. tenuifolia Peter H. Raven 1956-6-17 9433 Los Angeles About margins of Santa Monica Mountains, Westwood, Los Angeles Comment
  JEPS112932  Malacothrix saxatilis var. tenuifolia Dean W. Taylor 2002-4-30 18026 Los Angeles upper headwaters Haskell Canyon, Del Sur Ridge, Angeles National Forest 609 Comment
  SD41991  Malacothrix saxatilis var. tenuifolia Darley F. Howe 1947-5-4 1573 Los Angeles Mint Canyon Comment
  UC133345  Malacothrix saxatilis var. tenuifolia Ernest Braunton 1901-6-18 Los Angeles W Sherman Canyon Comment
  POM362367  Malacothrix saxatilis var. tenuifolia N. C. Cooper 1949-6-24 4231 Los Angeles Los Padres National Forest. 457 Comment
  RSA386397  Malosma laurina F. R. Fosberg 1931-7-14 S- 5411 Los Angeles Whites Landing, Santa Catalina Island. 5 Comment
  UC1587559  Malosma laurina Tim Ross 1991-9-2 5934 Los Angeles Near Mulholland Highway. x Yerba Buena Road, draw off w. side of Y.B. Rd. Santa Monica Mts., Triunfo Pass USGS 7.5' Quad. 502 Comment
  CAS-BOT-BC206645  Malva assurgentiflora Peter H. Raven 1962-5-7 17579 Los Angeles Wilson Cove, San Clemente Island 60 Comment
  RSA670201  Malva parviflora Joseph M. Keefe 2001-3-16 31133 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  UCR219420  Malva parviflora R. G. Swinney 2009-3-26 10170 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  UCR281313  Malva parviflora R. G. Swinney 2014-5-8 16445 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  UCR91512  Malva parviflora Scott D. White 1996-4-13 3933 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  POM19221  Malvella leprosa P. A. Munz 1923-4-8 6622 -a Los Angeles San Clemente Island: north end of island. Comment
  RSA0080387  Marah macrocarpa R. G. Swinney 2010-5-7 12589 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  UCD107551  Marah macrocarpa Kenneth A. Wilson 1961-3-11 973 Los Angeles San Gabriel Mtns. Placerita Canyon Road. Small canyon 1 mile west of Placerita Canyon State Park. Comment
  UCR270107  Marah macrocarpa R. G. Swinney 2011-4-9 14366 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UCSB8709  Marah macrocarpa Brooks, Terry 1963-2-23 Los Angeles 3 miles N of Sunset Blvd. on North Kenter Road, Hollywood 152 Comment
  RSA440967  Marah macrocarpa var. major Blanche Trask 1901-03 s.n. Los Angeles Santa Catalina Island, low mountains. Comment
  SD49381  Marah macrocarpa var. major Reid Moran 1959-3-9 7161 A Los Angeles San Clemente Island, near airfield 249 Comment
  HSC34789  Marrubium vulgare R. E. Cooksey 1972-4-10 26 Los Angeles Blanchard Park, Pomona College 335 Comment
  POM70185  Marrubium vulgare Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  RSA0068438  Marrubium vulgare R. G. Swinney 2010-8-16 13557 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SBBG131671  Matricaria discoidea S. A. Junak 1999-5-20 SCa 949 Los Angeles Cottonwood-Black Jack Rd, near small creekbed, at bird sample point 36 289 Comment
  POM7693  Meconella denticulata P. A. Munz, R. D. Harwood 1920-4-21 3694 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA144578  Meconella denticulata W. R. Ernst 1957-4-19 160 Los Angeles Highway 39. San Gabriel River West Fork Junction: 1/4 mi. S Comment
  UC72701  Meconella denticulata Geo. B. Grant May 1901 1009 Los Angeles Eagle Rock Valley Comment
  SBBG96680  Medicago polymorpha S. Boyd with T. Ross, L. Arnseth 1990-4-7 4269 Los Angeles lower half of China Cyn Comment
  RSA4768  Medicago polymorpha James Snow 1932-1 s.n. Los Angeles Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif. Comment
  RSA0035459  Medicago sativa Roxanne Smith 1991-5-7 16 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/8 mi. north of intersection Clear Crk. Cyn. Drive and Steep Cyn. Road. Comment
  RSA167645  Melica imperfecta P. H. Raven, R. F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA702266  Melica imperfecta Steve Boyd, Amber Maurice 2004-5-18 11328 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  RSA0034972  Melica imperfecta W. B. 1973-10-12 s.n. Los Angeles San Dimas Exp. Forest. 822 Comment
  RSA50680  Melica stricta A. D. E. Elmer 1902-06 3719 Los Angeles Mt. Gleason. Comment
  POM158274  Melilotus indicus M. B. Dunkle 1928-5-28 1985 Los Angeles Avalon Canyon, Santa Catalina Island. 46 Comment
  RSA187878  Melilotus indicus R. F. Thorne 1966-4-4 35764 Los Angeles Santa Catalina Island: Bluff SE of Ballast Point and Catalina Harbor, Isthmus 61 Comment
  RSA008770  Melilotus indicus Fay A. MacFadden 1930-06 1725 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  UCR178907  Mentha rotundifolia R. G. Swinney 1989-9-16 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 335 Comment
  UCR151375  Mentzelia Scott D. White, Kent Hughes 2000-5-17 7883 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope 671 Comment
  RSA585344  Mentzelia albicaulis Tim S. Ross 1991-4-27 4637 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  POM188391  Mentzelia jonesii P. A. Munz, T. Craig 1933-5-13 12934 Los Angeles 12 miles south of Munroc. Comment
  RSA0022765  Mentzelia lindleyi Edwin Kline 1922-5-29 s.n. Los Angeles Redondo Beach. Comment
  LA200641  Mentzelia micrantha A. M. Johnson; 1934-5-4 4471 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA446762  Mentzelia micrantha C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  RSA643843  Mentzelia micrantha Steven A. Junak, S. Burckhalter 1996-5-18 SC 1 -496 Los Angeles San Clemente Island: W side of island, at S end of Seal Cove, E of large offshore islet, just above coastal terrace 40 Comment
  RSA774594  Mentzelia montana Orlando Mistretta, Christine Mistretta 2010-6-10 5294 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  RSA758063  Mentzelia veatchiana D. E. Bramlet, Jennifer Pareti 2008-4-14 4193 Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Cyn, 762 m SE of Bouquet Cyn Road and 549 m S of Hayfork Rd. 476 Comment
  SBBG53308  Mesembryanthemum crystallinum D. M. Power 1972-11-11 Los Angeles terrace W of Wilson's Cove Comment
  CAS-BOT-BC435238  Mesembryanthemum crystallinum Herman Knoche 1919-7-4 Series A, No. 990 Los Angeles San Clemente Island, dominant beach N.W. corner. Comment
  CAS-BOT-BC438131  Mesembryanthemum nodiflorum Herman Knoche 1919-7-4 Series A, No. 997 Los Angeles San Clemente Island Comment
  RSA611812  Micropus californicus var. californicus L. C. Wheeler 1968-5-15 s.n. Los Angeles Spring Hill, San Antonio Canyon 1220 Comment
  UCR184110  Microseris douglasii A. C. Sanders, T. B. Salvato 2007-4-24 33476 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  UCR274099  Microseris heterocarpa Steven A. Junak 1999-4-23 SCa- 853 Los Angeles California Islands, Santa Catalina Island. Plant stop 348 Comment
  UCR282615  Microseris heterocarpa Dan S. Cooper 2017-3-20 317- 12 Los Angeles Whittier Hills, Skyline Dr. [Skyline #2 Fire Rd.] 351 Comment
  UCR270931  Microseris lindleyi R. G. Swinney 2011-5-26 14837 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCR282039  Microseris lindleyi R. G. Swinney 2014-4-10 16065 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
  RSA535305  Microseris lindleyi Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5318 Los Angeles San Clemente Island: W side, terrace flats betw Box and Horse Canyons, area having burned within previous two years 488 Comment
  RSA587158  Microseris lindleyi Orlando Mistretta 1995-4-28 1652 -H Los Angeles Kitter Canyon; Slopes W of main canyon 1280 Comment
  LA32248  Mimulus aurantiacus Peter H. Raven; 1959-5-9 14167 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA305768  Mimulus aurantiacus James R. Shevock 1970-4-16 113 Los Angeles 1/2 mi W. of Ca. Hwy 27, Topanga Canyon 412 Comment
  RSA660456  Mimulus aurantiacus Ian Thompson 1997-2-14 10 Los Angeles Cal Poly Pomona Ecological Reserve, ridge opposite of C-line. Comment
  SEINET10796553  Mimulus aurantiacus George Yatskievych, Michael D. Windham; Fay, Wei Li 2011-5-12 Yatskievych 11 -18 Los Angeles Along dirt road (Big Rock Creek Road) to South Fork campground, heading S off Big Pines Highway, Angeles National Forest, N side of San Gabriel Mountains. 1254 Comment
  UC1929505  Mimulus aurantiacus var. pubescens Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 358 Los Angeles Transverse Ranges; San Gabriel Mountains Region: San Gabriel Mountains, Angeles National Forest, 2.7 mi from gate at Mt. Baldy Road. Comment
  CAS-BOT-BC150856  Mimulus aurantiacus var. puniceus Reid Moran 1941-2-26 628 Los Angeles Johnson's Valley, Santa Catalina Island Comment
  RSA305370  Mimulus aurantiacus var. puniceus D. C. Michener, J. Dourley, B. Haner, D. Pettys, M. Hoefs 1983-6-7 4298 Los Angeles Santa Catalina Island, Cherry Valley 61 Comment
  UCR206444  Mimulus bigelovii R. G. Swinney 2008-6-10 9007 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA420383  Mimulus brevipes G. R. Johnstone 1925-4-10 s.n. Los Angeles Mt. Lowe. Comment
  SFV19339  Mimulus brevipes J. N. Hogue, C. Solek 2005-4-8 236 .1 Los Angeles San Gabriel Mountains West Fork San Gabriel River. Mouth of Devil's Canyon, north of Cogswell Reservoir. At end of dirt road on north side or reservoir. 750 Comment
  UCD122435  Mimulus brevipes Daryl Koutnik 1978-3-31 198 Los Angeles West fork of Triunfo Creek, south of Westlake. 411 Comment
  UCR258728  Mimulus brevipes R. G. Swinney 2010-6-23 13351 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
  SEINET13387126 Image available Mimulus cardinalis R. G. Swinney 2011-1 15384 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  POM308488  Mimulus cardinalis Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3083 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  RSA629682  Mimulus floribundus Scott D. White, Dave Bramlet 1998-8-11 7043 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
  UCR190881  Mimulus floribundus R. G. Swinney 1999-7-14 7552 Los Angeles San Gabriel Mtns., Laurel Gulch, an eastern tributary of East Fork San Gabriel River Canyon 854 Comment
  UCR271184  Mimulus floribundus R. G. Swinney 2011-9-27 15713 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA746860  Mimulus floribundus Orlando Mistretta 1992-5-21 369 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  CDA41783  Mimulus johnstonii S. E. Schoenig 1998-6-2 98 -55 Los Angeles Northeast side of road, 3.0 [miles] along 4N11 (Big Rock Creek Road) from Valyermo-Big Pine Road. Angeles National Forest. Comment
  RSA545220  Mimulus johnstonii Robert F. Thorne 1967-9-15 41894 Los Angeles San Gabriel Mountains - Angeles National Forest: Along Angeles Crest Highway near Buckhorn on gravelly bank. Comment
  RSA0056587  Mimulus johnstonii Tim S. Ross 1992-7-16 6707 Los Angeles San Gabriel Mountains: ENE side of Condor Peak. 1549 Comment
  UCD122679  Mimulus microphyllus John Ingrum 1997-4-8 20 Los Angeles Santa Monica Mountains, Mulholland Hwy. east of Las Virgenes Rd. (mile marker 24.51). On the north side of Mulholland. Comment
  RSA229178  Mimulus palmeri Robert F. Thorne, C. W. Tilforth 1971-6-30 40764 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  RSA0056576  Mimulus 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
  RSA0056580  Mimulus parishii R. G. Swinney 2005-8-9 8430 Los Angeles San Gabriel Mts: Big Rock Creek at Paradise Springs. 1439 Comment
  RSA602442  Mimulus pilosus Scott D. White 1997-5-14 5122 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  RSA506189  Mimulus rubellus Louis C. Wheeler 1948-6-13 6648 Los Angeles San Gabriel Mountains, Angeles National Forest: Wickiup Creek 1364 Comment
  RSA124241  Minuartia douglasii E. K. Balls, Percy C. Everett 1958-3-14 22871 Los Angeles At edge of dry stream, sw of San Antonio dam, 4 mi. N of Claremont. 579 Comment
  RSA423547B  Minuartia douglasii Anstruther Davidson 1890-04 s.n. Los Angeles Cahuanga hills, Los Angeles. Comment
  SBBG18743  Mirabilis californica E. R. Blakley 1963-4-7 5501 Los Angeles Little Harbor 15 Comment
  SEINET4044524  Mirabilis californica D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 259 Comment
  UCD170138  Mirabilis jalapa R. G. Swinney 2009-8-19 11453 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, 50 m north of rental cabins. 366 Comment
  CATA1952  Mirabilis laevis Robert F. Thorne, M. Z. Thorne 1973-2-12 42468 Los Angeles Santa Catalina Island: N of Marine Science Station at Fisherman's Cove 45 Comment
  RSA771768  Mirabilis laevis R. G. Swinney 2009-5-20 10812 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR281669  Mirabilis laevis R. G. Swinney 2014-4-17 16106 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  RSA0055068  Mirabilis laevis Jim Shevock 1970-3-24 60 Los Angeles San Gabriel Mountains. 396 Comment
  CAS-BOT-BC434626  Mirabilis laevis var. crassifolia S. B. Parish 1916-3-31 10763 Los Angeles In the hills near Avalon, Santa Catalina Island Comment
  RSA0070283  Mirabilis laevis var. crassifolia LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7000 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
  RSA59141  Mirabilis laevis var. crassifolia G. R. Campbell 1950-4-17 14585 Los Angeles Escondido Canyon, leading to Malibu Lake, ca. 5 miles above Highway Alt. 101. 457 Comment
  JEPS86552  Mirabilis laevis var. villosa Roy E. Buck 1988-5-29 913 Los Angeles 14 air km ese Pearblossom (e of Largo Vista Rd, ca 3.1 rd mi s of CA Hwy 138, ca 0.3 air km e of 4200 ft elevation on wash draining Grandview Canyon); s side Antelope Valley 1280 Comment
  RSA0115480  Mirabilis multiflora var. pubescens T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2080 Los Angeles Tehachapi Mountains Foothils/ Western Antelope Valley: outwash plain below Bronco Canyon, c. 4 mi N of Hwy 138. 915 Comment
  UC284653  Monardella australis subsp. cinerea I. Johnston 1917-6-20 1261 Los Angeles Baldy Lookout (USFS) San Antonio Mts. 2133 Comment
  UCR256185  Monardella australis subsp. cinerea R. G. Swinney 2010-9-23 13881 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  SEINET892770  Monardella breweri subsp. lanceolata G. B. Grant 1903-1 796 -a Los Angeles Mt. Lowe. No other locality information specified Comment
  RSA552596  Monardella exilis D. Charlton 1991-5-18 5186 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  UCR157990  Monardella exilis David Charlton, Mark Hagen 1989-6-14 3253 Los Angeles Western Mojave Desert, southwest of Piute Ponds, Edwards Air Force Base 701 Comment
  RSA408591  Monardella lanceolata Sam Tyson 1943-7-8 s.n. Los Angeles Volfe Canyon in Big Dalton Canyon. 610 Comment
  CAS-BOT-BC220432  Monardella saxicola Louis C. Wheeler 1936-6-22 4174 Los Angeles Tanbark Flat, San Dimas Canyon, San Gabriel Mts. 822 Comment
  POM221981  Monardella viridis subsp. saxicola Louis C. Wheeler 1936-6-22 4174 Los Angeles Tanbark Flat, San Dimas Canyon, San Gabriel Mtns. 823 Comment
  UC196494  Monolopia lanceolata Samuel B. Parish June 1886 1962 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC108995  Mucronea californica Louis C. Wheeler 1946-8-30 6326 Los Angeles West of Baldwin Park. Albarnes Station, east side San Gabriel Wash, just north of Valley Boulevard. Comment
  UCR101299  Mucronea californica L. C. Wheeler 1946-8-30 6326 Los Angeles W of Baldwin Park: Albarnes Station, E side of San Gabriel Wash, just north of Valley Blvd Comment
  CAS-BOT-BC262697  Muhlenbergia californica John C. Roos 1951-7-30 5075 Los Angeles Big Rock Creek, north of Mt. Baden Powell, San Gabriel Mts. 1981 Comment
  UCR205262  Muhlenbergia californica R. G. Swinney 2005-8-17 8503 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  CAS-BOT-BC275286  Muhlenbergia microsperma John H. Thomas 1957-4-27 6697 Los Angeles Santa Monica Mountains. W side of mouth of Latigo Canyon, about 3 miles NW of Point Dume. 15 miles due W of Santa Monica 152 Comment
  CAS-BOT-BC275323  Muhlenbergia microsperma Geo. B. Grant 1900-4-1 3440 Los Angeles Santa Anita Canyon Comment
  SBBG117008  Muhlenbergia microsperma S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1523 Los Angeles E of Little Harbor, just S of Sheep Chute Ridge Rd, ca. 0.2 mi from jct with Little Harbor Rd, overlooking Campo Blanco Cyn 79 Comment
  SBBG32120  Muhlenbergia microsperma R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -321 Los Angeles below salt water reservoir, SW of Avalon Comment
  SEINET10599996  Muhlenbergia microsperma LeRoy R. Abrams 1903-3-8 Abrams 3111 Los Angeles Sepulveda Canon, Santa Monica Mts. Comment
  RSA332891  Muhlenbergia richardsonis Wayne E. Sawyer 1981-6-29 72 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of Hwy 39, 2.75 miles from Dawson Saddle 2241 Comment
  RSA755834  Muhlenbergia rigens R. G. Swinney 2008-10-7 9481 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak 1622 Comment
  UCR204877  Muhlenbergia rigens R. G. Swinney 2005-8-9 8404 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR109030  Muilla maritima L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  SEINET12047982  Muilla maritima D. M. Mukunya 1967-1 58 Los Angeles Wash-Pomona College, Claremont, San Gabriel Comment
  UC1537545  Nama demissa Gordon H. True Jr. 1935-3-17 118 Los Angeles Lovejoy Butte 853 Comment
  RSA171990  Nama demissa Robert F. Thorne 1963-5-15 31665 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  RSA522293  Narcissus tazetta Steve Boyd 1990-2-3 3826 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  SBBG33220  Nassella cernua S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 548 Los Angeles just N of rd to Toyon Bay, 1.1 rd mi from intersection with Airport Rd 316 Comment
  CAS-BOT-BC259912  Nassella lepida Marcus E. Jones 1882-5-2 3544 Los Angeles Pasadena Comment
  RSA709752  Nassella lepida A. C. Sanders, Helen Kennedy 2005-4-13 29447 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  SBBG34318  Nassella pulchra P. H. Raven 1962-4-9 17172 Los Angeles near barracks, Wilson Cove 60 Comment
  UC1587691  Nassella pulchra Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-17 5077 Los Angeles rocky draw sw of and above pier operations; San Clemente Island, Lower Wilson Cove Canyon 15 Comment
  JEPS123313  Navarretia fossalis David Gowen with Leigh Johnson 2010-5-12 1107 Los Angeles Vernal pool above Plum Canyon Road (dirt), west of Sierra Hwy and Arlene Road. Comment
  SBBG17781  Navarretia hamata P. H. Raven 1962-5-10 17724 Los Angeles above head of N fork of cyn just N of Gray 518 Comment
  LA88472  Navarretia hamata O. H. Kappler; 1944-6-4 646 Los Angeles San Gabriel Mountains, Little Tujunga Canyon 609 Comment
  UC1349342  Navarretia hamata subsp. leptantha Robert F. Thorne 1966-4-7 35939 Los Angeles Cherry Valley Santa Catalina Island 60 Comment
  SD178203  Navarretia jaredii A. C. Sanders, T. B. Salvato 2005-5-24 30280 Los Angeles Western San Gabriel /Liebre Mtns. Region: Santa Clarita area, ca. 0.5 mi. northwest of community of Mint Canyon. 548 Comment
  UC76658  Nemacladus longiflorus var. longiflorus unknown May 1902 828 Los Angeles Arcadia Comment
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Jan 7 2015
  RSA730169  Nemacladus sigmoideus R. G. Swinney 1998-6-12 6182 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
  UCR184221  Nemophila menziesii A. C. Sanders 2007-4-19 33453 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SD38531  Nemophila menziesii Edith A. Purer 1931-3-7 1002 Los Angeles Other collections same day made at Oakwilde campground, Los Angeles County Comment
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Jul 10 2010
  CATA218  Nemophila menziesii var. menziesii Mark L. Hoefs, A. Douglas Propst 1973-5-4 204 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  UCR177479  Nemophila pedunculata LeRoy Gross 2005-4-28 2116 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR265030  Nemophila pulchella var. fremontii Mitch Provance, Callen Huff 2009-4-28 10765 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  RSA725417  Nicotiana bigelovii K. Dobry 1991-6-27 d- 877 Los Angeles Santa Monica Mts 1 mi E of Las Virgenes Rd along Mulholland Hwy Comment
  RSA426693  Nicotiana glauca Nellie V. Haynie 1939-6-12 3651 Los Angeles Van Nuys. Comment
  RSA426789  Nicotiana glauca M. V. Hood 1939-4-28 s.n. Los Angeles San Francisquito Canyon. 305 Comment
  CATA510  Nuttallanthus texanus Sara L. Crockett 1997-4-2 654 Los Angeles Santa Catalina Island: 2.4 miles W on Empire Landing Road from jct. with Airport Road, ca. 25 m S of road 259 Comment
  RSA75411  Oenothera elata subsp. hirsutissima F. W. Peirson 1920-9-17 780 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  UCR282593  Oenothera laciniata Dan S. Cooper 2017-5-4 517- 32 Los Angeles Santa Monica Mountains, Temescal Canyon Park 53 Comment
  RSA595508  Olea europaea Louis C. Wheeler 1969-2-16 s.n. Los Angeles Canyon Crest Road, west side Millard Canyon. 404 Comment
  SEINET238927 Image available Olea europaea A. C. Sanders, D. Malueg; K. D. Jones 1999-11-20 23289 Los Angeles Santa Susana Mountains: Aliso Cyn watersheds (Oat Mtn. 7.5' Q.) Olive groves near spring in grassland at edge of oak fil 610 Comment
  CAS-BOT-BC427452  Oligomeris linifolia Alice Eastwood 1906-6-2 162 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  RSA0097628  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 394 Comment
  RSA748071  Opuntia littoralis Justin M. Wood 2009-6-5 842 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR104217  Opuntia littoralis Scott D. White 1997-5-21 5207 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  RSA439560  Opuntia oricola F. H. Elmore 1939-2-18 382 Los Angeles San Clemente Island. Comment
  RSA756916  Opuntia phaeacantha R. G. Swinney 2008-6-9 9018 Los Angeles Paradise Springs (Big Rock Creek Camp), 100 m west of campground on north bank of Big Rock Creek 1427 Comment
  CAS-BOT-BC502726  Orobanche bulbosa I. M. Johnston 1917-7-1 1430 Los Angeles San Antonio Mountains: Evey Canon 1371 Comment
  SBBG31756  Orobanche californica subsp. feudgei R. N. Philbrick 1965-5-20 B 65 -1180 Los Angeles S fork of Little Rock Crk 1051 Comment
  RSA0070995  Orobanche californica subsp. feudgei Louis Cutter Wheeler 1946-5-12 6203 Los Angeles San Gabriel Mountains. Chilao Guard Station, Chilao Flat. Comment
  RSA601332  Orobanche fasciculata Steve Boyd, Lauren Raz 1997-6-17 9962 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  CAS-BOT-BC502952  Orobanche vallicola Fay A. Mac Fadden 1942-3-8 16187 Los Angeles Tick Canyon; between MInt and Soledad canyons, north of San Fernando [elev. is for this canyon floor per note on sheet] 762 Comment
  POM145264  Orthocarpus densiflorus var. gracilis Philip A. Munz 1928-3-28 11064 Los Angeles Vacant lot; few plants with Q. purpurascens. Claremont. 366 Comment
  RSA402064  Orthocarpus purpurascens Howard Mullins 1931-4-11 s.n. Los Angeles L. A. County Park. Comment
  UC897746  Osmadenia tenella Louis C. Wheeler 1932-6-4 799 Los Angeles Liveoak Canyon San gabriel Mts. 518 Comment
  RSA584950  Osmorhiza brachypoda T. S. Ross, Steve D. Boyd 1991-4-25 4613 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  JEPS14005 Image available Osmorhiza brachypoda Frank W. Peirson 451 a Los Angeles Arroyo Seco San Gabriel Mountains; Arroyo Seco, San Gabriel Mts. 609 Comment
  RSA263906  Osmorhiza brachypoda C. W. Tilforth 1976-3-30 1207 Los Angeles Evey Canyon, N of Claremont. Comment
  RSA263149  Oxalis albicans subsp. pilosa J. C. Roos 1937-9-2 520 Los Angeles Hills behind Redondo Beach. Comment
  UCR51316  Oxalis pes-caprae A. C. Sanders 1988-2-3 7596 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC474751  Oxalis pes-caprae Louis C. Wheeler 1973-3-29 s.n. Los Angeles West side Millard Canyon: between Canyon Crest Dr & National Forest boundary Comment
  RSA729310  Packera ionophylla R. G. Swinney 1998-7-2 6218 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
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Aug 31 2013
  RSA646995  Papaver californicum LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 185 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 488 Comment
  CAS-BOT-BC274176  Pappostipa speciosa Roxana S. Ferris 1918-6-12 947 Los Angeles 5 miles south of Lancaster Comment
  SBBG36277  Parietaria hespera var. californica S. A. Junak with K. Kirkland 1998-5-2 SCa 652 Los Angeles near top of coastal bluffs, ca. 1 air mi W of East Pk at end of ridge SW of Pk 1245 228 Comment
  RSA448020  Parietaria hespera var. hespera Louis C. Wheeler 1932-4-23 648 Los Angeles Mandeville Canyon, Santa Monica Mountains. 137 Comment
  UC1594414  Parietaria hespera var. hespera Tim Ross 1992-4-14 6152 Los Angeles central e side San Clemente Island (just below mouth of Nanny Canyon) 137 Comment
  SEINET6731103  Parietaria obtusa E. Braunton 1902-5-25 345 Los Angeles Redondo Comment
  RSA604147  Parnassia cirrata Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains: South Fork Alder Gulch. 1677 Comment
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Feb 6 2008
  UCR126565  Parthenocissus vitacea A. C. Sanders, Andy Thomson 2003-4-15 26020 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park 316 Comment
  SDSU21084  Passiflora caerulea Ian Cain 2010-4-29 1393 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 500 meters east of intersection of Durfee Avenue and Rosemead Blvd 66 Comment
  UCR281327  Pectocarya penicillata R. G. Swinney 2014-4-30 16292 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
  UCR119285  Pectocarya setosa A. C. Sanders, D. Malueg 1998-6-22 22048 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCR177776  Pectocarya setosa LeRoy Gross 2005-4-28 2122 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  LA94163  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-12 1698 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Rd. S of Mulholland Hwy, just N of Cold Creek and E of road. 304 Comment
  SBBG16839  Pellaea andromedifolia K. A. Wilson, D. E. Bianchi 1961-2-2 822 Los Angeles Placerita Rd; small gully 2 mi E of Hwy 6 Comment
  RSA535316  Pellaea andromedifolia T. S. Ross 1991-5-20 5369 Los Angeles San Clemente Island: north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  RSA651031  Pellaea andromedifolia K. Bahns 1949-2-8 s.n. Los Angeles San Dimas Canyon. 457 Comment
  POM864  Pellaea andromedifolia var. andromedifolia T. G. Bergesch 1896-05 s.n. Los Angeles Pasadena, Eaton Canyon. Comment
  SD107908  Pellaea andromedifolia var. pubescens Larry DeBuhr 1977-4-16 2569 Los Angeles Santa Catalina Island, coastal bluffs around Little and Shark Harbours Comment
  RSA611644  Pellaea mucronata var. mucronata Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10124 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1121 Comment
  RSA0051613  Pellaea ornithopus Lee Haines 1937-4-17 s.n. Los Angeles Santa Anita Canyon. Comment
  CHSC100162  Penstemon centranthifolius John Dittes 2006-6-5 1405 Los Angeles Transverse Ranges; San Gabriel Mtns.; Peace Valley, east of Gorman Creek; ca. 4.9 air-miles NW of Pyramid Lake dam, 6.7 air-miles SE of Gorman and 0.6 air-miles N of confluence of Gorman Creek and creek passing out of Canada de Los Alamos; east side of Insterstate Hwy-5, north and east of Little Bear road exit. 896 Comment
  RSA0081707  Penstemon centranthifolius R. G. Swinney 2011-7-21 15550 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA724651  Penstemon centranthifolius K. Dobry 1991-5-13 493 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SEINET10295037  Penstemon centranthifolius Steve Boyd, Lauren Raz 1997-4-16 9510 Los Angeles Liebre Mts Region: Lower Apple Cyn, due E of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and I-5 853 Comment
  UCR252888  Penstemon centranthifolius R. G. Swinney 2010-5-11 12650 Los Angeles San Gabriel Mountains, 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
  RSA412432  Penstemon centranthifolius L. E. Hoffman 1932-8-14 17101 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Islip 1982 Comment
  RSA0078385  Penstemon grinnellii R. G. Swinney 2010-10-8 14008 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  POM11490  Penstemon grinnellii subsp. grinnellii Philip A. Munz 1921-6-17 4661 Los Angeles Swartout Valley 1829 Comment
  RSA189725  Penstemon grinnellii subsp. grinnellii Noel Holmgren, James L. Reveal 1966-5-29 2609 Los Angeles San Gabriel Mountains, Grandview Canyon, County road N4, 4.5 miles below (west northwest of) Big Pines station. 1707 Comment
  SD127611  Penstemon grinnellii var. grinnellii Scott Zona, D. Arias, et al. 21-28 Jun 1989 331 Los Angeles Mountain High Ski Resort; west of Wrightwood. 2020 Comment
  UC1063183  Penstemon heterophyllus Jerome S. Horton 1935-7-18 227 Los Angeles trail above Tanbark; San Gabriel Divide, Pomona Quad. Comment
  LA51906  Penstemon heterophyllus var. australis Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA764070  Penstemon rostriflorus R. G. Swinney 2008-8-13 9389 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon. 1860 Comment
  RSA250516  Penstemon rostriflorus Robert F. Thorne, John Dourley 1967-10-10 37368 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.5 miles east of Dawson Saddle. 2348 Comment
  UCR210030  Penstemon spectabilis R. G. Swinney 2008-7-13 9183 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, west fork of Bell Canyon at debris basin 732 Comment
  SEINET12287522  Penstemon spectabilis I. W. Clokey, Templeton, B. 1929-1 s.n. Los Angeles Madeville Canyon, Santa Monica Mts 300 Comment
  UCR197180  Penstemon spectabilis subsp. subviscosus Valerie Soza, LeRoy Gross 2001-5-9 1200 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  RSA0091479  Pentagramma triangularis R. G. Swinney 2011-3-22 14189 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  CATA1044  Pentagramma triangularis subsp. triangularis Mark L. Hoefs 1995-5-10 1971 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  LA94186  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-5-14 2030 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  CAS-BOT-BC73756  Peritoma arborea var. arborea Le Roy Abrams 1901-4-1 1215 Los Angeles Near Ballona Harbor Comment
  UCR76424  Perityle emoryi T. S. Ross 1992-4-14 6173 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UC108425  Petalonyx thurberi subsp. thurberi Brandegee Sept. 1888 Los Angeles Ravina Comment
  RSA777621  Phacelia affinis Orlando Mistretta, Christine Mistretta 2010-5-20 5148 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  RSA0084146  Phacelia bicolor E. K. Balls, N. N. Balls 1966-3-17 12121 Los Angeles 2.3 mi W of Llano - along Hwy 138, Palmdale to the Cajon Pass. Comment
  UCSC000901  Phacelia brachyloba Peter Kamb 1948-7-13 s.n. Los Angeles burned patches in chaparral Big Tujunga Canyon, Bryant Ganyon (Big Tujunga Canyon at mouth of Bryant Ganyon, South side of canyon) - San Gabriel 549 Comment
  SEINET4080544  Phacelia californica G. Sphon 1959-1 335 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  VVC265  Phacelia cicutaria P. J. MacKay 1975-5-10 s.n. Los Angeles San Gabriel Mtns., Hwy N4, ca 1 mile north of Mile High, 2040 Comment
  RSA752576  Phacelia cicutaria var. hispida Justin M. Wood 2009-6-8 856 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UC131468  Phacelia cicutaria var. hispida C. F. Baker 1904-5-6 4749 Los Angeles hills near Pomona Comment
  RSA650554  Phacelia cicutaria var. hispida Jeanne Bellemin 1969-5-16 s.n. Los Angeles San Gabriel Can. at Reservoir. Comment
  HSC13631  Phacelia cicutaria var. hubbyi G. E. Anderson 1966-4-4 18 Los Angeles 12 mi. N of Topanga near Hwy. 27 Comment
  RSA756796  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-21 2512 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  UC1563057  Phacelia curvipes Steve Boyd and Orlando Mistretta 1986-3-31 1560 Los Angeles Hwy 138 4 mi e jct w/Hwy 18 (ne of Pinyon Hills); Mojave Desert Comment
  SEINET3158135  Phacelia davidsonii G. B. Grant 1906-6-15 957 Los Angeles Summit of Mt. Wilson, San Gabriel Mts. 1829 Comment
  SFV17599  Phacelia davidsonii J. N. Hogue, L. H. Hogue 1998-7-2 116 .13 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  RSA0116172  Phacelia distans R. G. Swinney 2011-4-19 14398 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
  RSA632839  Phacelia distans Robert F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39539 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  RSA729093  Phacelia distans R. G. Swinney 1999-6-28 7461 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, south of Mescal highlands Rd. 1506 Comment
  UC1183069  Phacelia distans Huron H. Smith 1912-5-9 4954 Los Angeles beach Redondo Comment
  UC66744  Phacelia distans N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  UCSC001210  Phacelia distans Peter Kamb 1948-5-6 939 Los Angeles Lower Sonoran Zone. Desert foothills of the San Gabriel Mts above Little Rock San Gabriel Mts 975 Comment
  UC306175 Image available Phacelia douglasii Katharine Brandegee Los Angeles Santa Catalina Id. Comment
  POM289355  Phacelia egena Victor Duran 1933-7-25 3533 Los Angeles San Gabriel Mtns: Buckhorn 1982 Comment
  UCR138845  Phacelia fremontii L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Watkins Creek 1463 Comment
  SEINET3158164  Phacelia hispida G. B. Grant sn Los Angeles Pasadena Comment
  RSA780998  Phacelia imbricata R. G. Swinney 2009-5-28 10913 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR187219  Phacelia imbricata A. C. Sanders 2006-5-16 32339 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, c. 1/4 mile north of Hwy 138, south the California Aqueduct 1012 Comment
  POM8219  Phacelia imbricata subsp. imbricata P. A. Munz 1921-6-17 4652 Los Angeles San Antonio Mountains, Swartout [Swarthout] Valley. 1829 Comment
  RSA134015  Phacelia imbricata subsp. imbricata L. R. Heckard 1953-6-15 502 Los Angeles along road to Mt. Gleason, ca. 9 miles up Tujunga Canyon from highway 118. 976 Comment
  RSA428010  Phacelia imbricata subsp. imbricata Gale Sphon 1959-5-9 335 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  UC191994  Phacelia lemmonii Samuel B. Parish June 1887 1880 Los Angeles Rock Creek Comment
  RSA600143  Phacelia longipes Steve Boyd, Lauren Raz 1997-5-6 9735 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA607686  Phacelia longipes Scott D. White 1997-6-29 5398 Los Angeles Mt. Baldy Village Area: San Antonio Canyon below San Antonio Falls, and along trail/road access rt. 1921 Comment
  RSA707386  Phacelia longipes Naomi S. Fraga, Tim Thibault, Eshan Taquvi 2005-7-26 1633 Los Angeles Palmer and Evey Canyon saddle. 915 Comment
  POM3697  Phacelia minor C. F. Baker 1904-4-15 4105 Los Angeles Claremont. Comment
  UCR98767  Phacelia minor Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  RSA660759  Phacelia minor J. Doughty 1985-5-11 124 Los Angeles Angeles National Forest: Graveyard Canyon junction of San Gabriel Road and the entrance to Follows Camp. Comment
  UC1174696  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  SBBG65017  Phacelia ramosissima M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  RSA601127  Phacelia ramosissima var. latifolia Louis C. Wheeler 1967-6-26 9895 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  RSA306271  Phacelia ramosissima var. latifolia Henry J. Ramsey 1938-5-22 1408 Los Angeles North Craig Ave., Altadena. Comment
  RSA589339  Phacelia tanacetifolia Orlando Mistretta 1995-3-24 1558 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  SBBG16276  Phacelia tanacetifolia H. and M. Dearing 1930-4-15 1701 Los Angeles S of Palmdale Comment
  RSA650511  Phacelia viscida A. Mayor, N. Daly 1973-5-5 s.n. Los Angeles Malibu Cyn. Comment
  CATA1095  Phalaris aquatica Mark L. Hoefs 1995-5-16 2045 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA12284  Phalaris minor C. B. Wolf 1934-4-11 5659 Los Angeles Bryant Ranch, east of Long Beach along Bixby Ave. 0.5 mile west of Hansen Rd. 100 ft N of fence. 7 Comment
  RSA658524  Phalaris minor Diane Elliott 1985-5-17 37 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UCR274079  Phalaris paradoxa Steven A. Junak, Mark Hoefs 1998-6-12 SCa- 733 Los Angeles Channel Islands, Santa Catalina Island, along Banning House Road, c. 1.0 mile from Two Harbors 229 Comment
  CHSC8053  Philadelphus lewisii Edward L. Smith 1957-4-25 227 Los Angeles Located in Little Dalton Canyon. San Gabriel Mts. 365 Comment
  RSA469919  Phlox diffusa B. C. Templeton 1932-6-17 4905 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  UC494210  Phlox gracilis Geo. B. Grant Jun 1904 784 Los Angeles Pasadena Comment
  UC73642  Phlox gracilis Geo. B. Grant Jun 1900 784 Los Angeles Lincoln Park Comment
  CAS-BOT-BC219549  Pholisma arenarium H. D. Ripley; R. C. Barneby 1942-7-11 5000 Los Angeles Playa del Rey 15 Comment
  UC1971603  Pholistoma membranaceum Louis C. Wheeler 1968-4-17 s.n. Los Angeles SAN GABRIEL MTNS.: Big Rock Creek, 3/4 mile north of Big Rock Springs. Comment
  UCR95768  Pholistoma membranaceum L. C. Wheeler 1967-5-12 9490 Los Angeles San Gabriel Mtns., Ravine south of summit 4174, east of Vincent 1250 Comment
  CAS-BOT-BC134969  Phoradendron bolleanum A. D. E. Elmer 1902-6-1 3607 Los Angeles Acton Comment
  SEINET13383131 Image available Phoradendron bolleanum R. G. Swinney 2010-1 13084 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  RSA596232  Phoradendron densum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3388 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  UC6070  Phoradendron densum J. H. Barber 1897-6-28 205 Los Angeles Kentucky Springs near Acton; Kentucky Springs Comment
  LA209883  Phoradendron leucarpum subsp. macrophyllum Louis C. Wheeler; 1932-1-8 432 Los Angeles San Gabriel Valley, 2 mi SW Glendora 198 Comment
  SD215691  Phoradendron leucarpum subsp. tomentosum Timothy S. Ross, Steve Boyd, Orlando Mistretta & Peter W. Fritsch 1990-6-25 3848 Los Angeles Crystal Lake USGS 7.5' Quad. 1676 Comment
  UCR223197  Phoradendron villosum R. G. Swinney 2009-7-22 11304 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  POM9760  Phoradendron villosum Philip A. Munz 1921-4-24 4424 Los Angeles Sandbergs, Ridge Road. 1524 Comment
  RSA0072467  Photinia arbutifolia var. macrocarpa Carl B. Wolf 1936-1-3 7692 Los Angeles Santa Catalina Island. Avalon, slopes at east side of valley. 61 Comment
  RSA434515  Phyla nodiflora Edwin Kline 1928-5-31 s.n. Los Angeles Vacant lots + waste places. Comment
  CAS-BOT-BC58274  Phyllodoce breweri Geo. B. Grant 1902-8-1 10593 Los Angeles Pasadena. 3048 Comment
  RSA384016  Phyllospadix torreyi Frances Holzwart 1929-3-21 s.n. Los Angeles Partuguese Bend Comment
  RSA0020254  Physalis lancifolia Louis C. Wheeler 1931-7-21 394 Los Angeles 2 mi. N Claremont. 412 Comment
  POM50617  Physalis philadelphica L. R. Abrams 1901-7-20 1904 Los Angeles San Gabriel Comment
  RSA0065428  Pinus attenuata Rudolf Schmid 1962-5-3 s.n. Los Angeles Chantry Flats, Angeles National Forest. Comment
  UCD170223  Pinus coulteri R. G. Swinney 2009-7-29 11408 .5 Los Angeles Transverse Range; San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR280728  Pinus coulteri R. G. Swinney 2011-6-14 15132 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR145199  Pinus flexilis June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  CATA3477  Pinus halepensis Michael Thomas, Benjamin Dion, Nathalie Cartan 2017-10-2 004 Los Angeles Santa Catalina Island: Interior; ~100m north of Middle Ranch Road, between Skull Ridge Road and Middle Ranch Road in the Middle Middle Canyon watershed 293 Comment
  UCR251080  Pinus halepensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1352 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, Mesa Lila Road, southeast side of Henderson Canyon 427 Comment
  RSA700385  Pinus lambertiana Tim Thibault 2003-9-21 55 Los Angeles Mt. Williamson on Pacific Crest Trail 2500 Comment
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Aug 11 2014
  JEPS47932  Pinus monophylla Frank W. Peirson 1919-6-15 469 Los Angeles Rock Creek San Gabriel Mountains Comment
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Mar 29 2014
  RSA772275  Pinus monophylla R. G. Swinney 2009-5-6 10690 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA169007  Pinus ponderosa Mark Parratt 1964-4-8 622 Los Angeles Charlton Flats Recreation Area, Angeles Crest Highway 1646 Comment
  SEINET3874886  Pinus torreyana K. Dobry 1976-5-21 44 Los Angeles Santa Monica Mts.; 0 366 Comment
  CATA3108  Piperia cooperi Amy Catalano 2016-5-18 112 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 300 meters east of fruit orchard, on south side of road 235 Comment
  RSA382801  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach, Santa Catalina Island 20 Comment
  UC845544  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach Santa Catalina Island 20 Comment
  POM382746  Piperia elongata Louis C. Wheeler 1932-7-2 888 Los Angeles San Dimas Canyon - Browns Flat trail, San Gabriel Mountains. 1220 Comment
  CAS-BOT-BC251007  Piptatherum miliaceum Tim Ross; Orlando Mistretta 1993-5-27 7343 Los Angeles W end of the San Gabriel Mtns: Wilson Canyon, along the riparian strip 621 Comment
  RSA0080732  Piptatherum miliaceum R. G. Swinney 2010-8-26 13604 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA226083  Piptatherum miliaceum R. F. Thorne 1971-6-17 39953 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA573462  Piptatherum miliaceum Timothy S. Ross 1992-5-8 6304 Los Angeles Glendora Ridge Road; N side of ridge at head of un-named E fork of Oak Canyon. 1015 Comment
  UCR152486  Pittosporum crassifolium A. C. Sanders, Lee Jones 2005-4-8 29362 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR149858  Pittosporum undulatum Scott D. White 2004-4-23 10237 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCR270267  Plagiobothrys arizonicus R. G. Swinney 2011-4-1 14288 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR146347  Plagiobothrys canescens James Henrickson 1985-3-30 19780 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  RSA0065364  Plagiobothrys canescens Lint, Dunn 1948-3-10 305 Los Angeles Corners Bonita and Irwindale, Irwindale. Comment
  RSA629742  Plagiobothrys nothofulvus L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. Comment
  POM128997  Plantago coronopus R. L. Pendleton 1909-7-6 1431 Los Angeles Catalina Cove, Santa Catalina Island. Comment
  RSA603534  Plantago coronopus Sara L. Crockett 1997-4-2 650 Los Angeles Point above Empire Landing Quarry site, ca 0.25 mile N of Empire Landing Road, from point 2.4 miles from jct with Airport Road. Comment
  SBBG79279  Plantago erecta F. R. Fosberg 1932-5-7 8156 Los Angeles Hay Press [Haypress] Comment
  POM4539  Plantago erecta E. L. Brown 1894-05 s.n. Los Angeles Elysian Park Comment
  RSA0080746  Plantago indica R. G. Swinney 2010-6-23 13367 Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA164773  Plantago lanceolata R. M. Straw 1956-10-18 954 Los Angeles Weed along sidewalks; Pasadena Comment
  RSA0037415  Plantago major R. G. Swinney 2010-9-1 13657 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  UCR252751  Plantago major R. G. Swinney 2010-9-1 13657 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  SBBG98057  Plantago ovata var. insularis T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5207 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  SEINET10530979  Platycladus orientalis David B. Dunn 1939-10-25 Dunn UMO 46533 Los Angeles Ornamental plants collected in the vicinity of Orange Dr. and Colorado Blvd., Pasadena. 274 Comment
  RSA445702  Platystemon californicus G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  UCR264688  Platystemon californicus Mitch Provance, Callen Huff 2009-4-28 10743 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  UC50147  Platystemon californicus J. H. Barber 1897-1 41 Los Angeles Redondo Comment
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Aug 19 2010
  UCR222652  Plecostachys serpyllifolia R. E. Riefner Jr. 2004-8-6 04- 367 Los Angeles South Coast, city of Malibu, Zuma Lagoon at Westward Beach Rd. 3 Comment
  UCSB70626  Plecostachys serpyllifolia Riefner, R. 2009-6-9 Los Angeles City of Malibu, ca. 0.2 mi E of La Piedra State Beach 3 Comment
  PASA290  Plectritis ciliosa Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  POM13550  Pluchea odorata P. A. Munz 1922-11-20 6572 Los Angeles Hills south of San Dimas. Comment
  RSA472106  Pluchea odorata F. R. Fosberg 1919-10-18 4116 Los Angeles N* Slough. [locality name change to Laguna Dominguez] 10 Comment
  UCR190532  Poa secunda R. G. Swinney 2000-6-19 7828 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR223559  Poa secunda R. G. Swinney 2009-6-2 10983 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA550289  Poa secunda subsp. secunda Walter Wisura, G. perez 1992-5-19 4773 Los Angeles W- Mojave: Mountain Brook Ranch near Valyermo. Comment
  POM2889  Polygala cornuta var. fishiae Theodore Payne 1917-08 3263 Los Angeles Crater Camp, Santa Monica Mountains? Comment
  LA52265  Polygonum argyrocoleon A. M. Johnson; 1932-5-14 4070 Los Angeles Santa Monica Mountains, Pacific Palisades, Santa Monica, Pacific Palisades 45 Comment
  LA51384  Polygonum argyrocoleon R. L. Armacost; 1960-7-21 1303 Los Angeles 6 Comment
  RSA567528  Polygonum aviculare subsp. depressum Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3926 Los Angeles Liebre Mtn: near center of the long summit, in the vicinity of the old Radio Tower site; nr ctr NE 1/4 sect 10 1720 Comment
  RSA608025  Polygonum aviculare subsp. depressum Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  RSA466345  Polygonum lapathifolium F. R. Fosberg 1930-7-3 S 3023 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR147674  Polygonum orientale L. C. Wheeler 1966-5-7 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo, south El Monte 63 Comment
  RSA669703  Polypodium californicum LeRoy Gross, Naomi Fraga 2002-4-4 514 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet., (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 532 Comment
  RSA689911  Polypodium californicum M. B. Dunkle 2042 Los Angeles Little Gibralter, Santa Catalina Island. Comment
  UCSB62441  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills Comment
  CATA847  Polypogon monspeliensis Mark L. Hoefs 1991-6-26 1447 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  RSA764410  Polypogon monspeliensis Justin M. Wood 2009-8-18 1257 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA0025422  Polypogon viridis Duncan S. Bell, Caitlin Elam 2013-6-24 5241 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA191036  Polypogon viridis R. F. Thorne 1963-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden, Claremont. 396 Comment
  RSA385491  Polypogon viridis F. R. Fosberg 1930-7-3 S- 3082 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  LA33351  Polypogon viridis Peter H. Raven; Henry J. Thompson 1959-9-6 14402 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  SEINET3152570  Polystichum imbricans subsp. curtum M. E. Jones 1882-2-27 sn Los Angeles Pasadena Comment
  CAS-BOT-BC102543  Populus fremontii Peter H. Raven; Henry J. Thompson 1959-10-14 14639 Los Angeles along Triunfo Creek, east end of Malibu Lake 220 Comment
  RSA649803  Populus fremontii subsp. fremontii Fred Brooks 1988-5-7 34 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  UC1971407  Populus fremontii subsp. fremontii Louis C. Wheeler 1967-5-15 9604 Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon; bottom of canyon near mouth. Comment
  SEINET13710312  Portulaca grandiflora Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles San Marino, Huntington Botanical Garden Comment
  RSA329648  Potentilla glandulosa subsp. ewanii Gary D. Wallace 1975-7-12 1445 Los Angeles Angeles National Forest: just W of Lodgepole Picnic Ground. West Fork Dorr Canyon at springs above road. 2311 Comment
  LA52094  Potentilla glandulosa subsp. glandulosa Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA596036  Prunus ilicifolia Tim S. Ross, J. Mark Porter 1995-5-4 8404 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  LA200821  Prunus ilicifolia subsp. ilicifolia Jonathan Sauer; R. Minnich 1978-4-9 5990 Los Angeles SANTA MONICA MOUNTAINS, Jones Sepulveda Canyon Reserve, above Chalon Rd between Mount Saint Mary's College and San Diego Frwy. 192 Comment
  RSA0091718  Pseudognaphalium biolettii R. G. Swinney 2011-4-9 14383 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UCD135046  Pseudognaphalium biolettii Daryl Koutnik 1978-5-10 477 Los Angeles end of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  SD66913  Pseudognaphalium biolettii R. Mitchel Beauchamp 1967-3-18 286 Los Angeles San Clemente Island; in field between main road and Lemon Tank. Comment
  UCR260803  Pseudognaphalium californicum R. G. Swinney 2010-8-9 13464 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  CAS-BOT-BC357040  Pseudognaphalium luteoalbum Timothy S. Ross; Steve Boyd 1994-7-7 8160 Los Angeles Liebre Mountains. 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
  JEPS26184  Pseudognaphalium microcephalum Peter H. Raven and Henry J. Thompson 1959-9-27 14504 Los Angeles Sepulvada Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  UC1402302  Pseudotsuga macrocarpa B. P. Gruendyke 1938-9-21 8387 Los Angeles Altadena 609 Comment
  RSA188049  Psilocarphus tenellus R. F. Thorne 1966-4-7 35987 Los Angeles Santa Catalina Island. S of Parson Landing and SW of Arrow Point, W. end island. 61 Comment
  SD90375  Psilocarphus tenellus var. tenellus Robert F. Thorne 1966-4-17 36087 Los Angeles San Clemente Island, near reservoirs between Boulder and Horton, northeast side of island. 490 Comment
  RSA746632  Pteridium aquilinum var. pubescens R. G. Swinney 2008-4-11 8658 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UCR61052  Pteridium aquilinum var. pubescens R. G. Swinney 1989-6-24 s.n. Los Angeles San Gabriel Mtns, in & near Glendora Wilderness Park, in Big Dalton Canyon & its tributaries, & Little Dalton Canyon 488 Comment
  UCR194988  Pterospora andromedea R. G. Swinney 1998-8-31 6862 Los Angeles San Gabriel Mtns., San Antonio Ridge, 1.1 mi. west of Mt. Baldy, east of saddle 2415 Comment
  UC2029925  Pterostegia drymarioides S. D. White, Kent Hughes 2000-5-16 7837 Los Angeles SAN GABRIEL MTS.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. Comment
  POM2156  Pterostegia drymarioides L. R. Abrams 1901-4-5 1348 Los Angeles San Fernando Mts. Comment
  RSA392910  Pterostegia drymarioides Edwin Kline 1925-4-20 s.n. Los Angeles Arroyo Seco Comment
  RSA600737  Purshia tridentata var. glandulosa Louis C. Wheeler 1955-4-17 7142 Los Angeles San Gabriel Mountains: Cima Mesa.. Comment
  SEINET10628879  Pyrus communis Heidi H. Schmidt 1999-10-14 Schmidt 3842 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  JEPS38026  Quercus Frank W. Peirson 1919-5-11 404 Los Angeles Arraster Creek San Gabriel Mountains Comment
  UC993203  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  RSA653363  Quercus X grandidentata LeRoy Gross 2000-10-28 311 Los Angeles Verdugo Mountains: Beaudry fire road northwest of Radio Towers, ridge top above Engleheard Canyon, pass saddle with antennas 793 Comment
  UCR266292  Quercus X grandidentata D. E. Bramlet 2007-7-13 4108 Los Angeles San Gabriel Mountains, La Verne, 152 m north of Baseline, 1.37 km west of Live Oak Canyon Road and 1.28 km east of Marshall Creek 398 Comment
  SEINET4958711  Quercus X grandidentata Unknown 1934-12-27 8487 Los Angeles 2 miles above AT & SF tracks at mouth of Sawpit Canyon (i.e. Monrovia C.), San Gabriel Mts. Comment
  RSA0015971  Quercus agrifolia Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11691 -A Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands. Comment
  RSA660310  Quercus agrifolia var. agrifolia Jeff Weiler 1981-4-16 4 Los Angeles Cal Poly Pomona, NW slope of canyon behind Lot J. Comment
  UCR212762  Quercus agrifolia var. agrifolia Ellen Mackey, Blake Whittington 2006-10-24 1825 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  LA200035  Quercus berberidifolia John Thomas Howell; 1934-4-20 3476 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  LA32176  Quercus berberidifolia Peter H. Raven; 1959-3-8 13838 Los Angeles 365 Comment
  POM271864  Quercus berberidifolia Lyman Benson 1947-1-16 12278 Los Angeles 860 Hillcrest Ave, Ganesha Hills, Pomona 305 Comment
  SBBG83441  Quercus berberidifolia D. Koutnik, B. Holguin 1978-4-1 227 Los Angeles rd from Lake Hughes to Fairmont Reservoir 1066 Comment
  UCR55880  Quercus berberidifolia J. A. Adams 1965-4-24 138 Los Angeles San Gabriel Mtns., Ely Canyon. 762 Comment
  RSA635031  Quercus chrysolepis Valerie L. Soza, Kent Hughes 1999-6-17 545 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UCR35786  Quercus chrysolepis R. F. Thorne, M. Z. Thorne 1966-5-31 36430 Los Angeles Channel Islands, Santa Catalina Island, ridge running from south end of Mt. Orizaba, south side of south fork of Fern Canyon 488 Comment
  RSA0112847  Quercus chrysolepis Steven A. Junak 1999-5-8 SCa- 916 Los Angeles Santa Catalina Island. Fern Canyon, Cottonwood watershed, just upstream from fenceline. Next to creek. Comment
  CAS-BOT-BC86209  Quercus dumosa Alice Eastwood 1917-7-20 6521 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC86211  Quercus dumosa Alice Eastwood 1917-7-20 6523 Los Angeles Santa Catalina Island Comment
  SJSU635  Quercus dumosa F. R. Fosberg 1931-7-10 S 5374 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 179 Comment
  CAS-BOT-BC94184  Quercus engelmannii Annetta Carter 1940-1-11 1489 b Los Angeles ridge NE of head of Baldwin Avenue, Sierra Madre, foothills of San Gabriel Mountains 335 Comment
  JEPS37774  Quercus engelmannii Joseph R. Brown 1938-7-28 Los Angeles California Institute of Technology grounds Pasadena Comment
  POM295276  Quercus engelmannii Lyman Benson 1949-10-20 14268 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  RSA476784  Quercus engelmannii F. R. Fosberg 1931-1-7 7109 Los Angeles Arcadia 150 Comment
  RSA782104  Quercus ilex A. C. Sanders, Dan S. Cooper 2010-4-30 38124 Los Angeles Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC94754  Quercus john-tuckeri Daryl Lee Koutnik; Bruce Holguin 1978-4-1 215 Los Angeles W side of the Sierra Hwy and 1 miles N of State Hwy 14 987 Comment
  UC1871276  Quercus john-tuckeri T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 4000 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon; T8N R17W ctr sect 33; elevation 4600-5040 feet. Comment
  RSA476812  Quercus kelloggii F. H. Elmore 1936-4-27 278 Los Angeles Near Big Pines. Comment
  UC1871098  Quercus kelloggii T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3871 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  POM370196  Quercus lobata Lyman Benson 1946-10-16 12213 Los Angeles Between the first 2 summits north of Castaic. 762 Comment
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Jun 25 2014
  POM49285  Quercus pacifica L. W. Nuttall 1920-5-18 s.n. Los Angeles Santa Catalina Island. Comment
  SBBG95481  Quercus pacifica M. B. Dunkle 1928-11-2 2025 Los Angeles Gallagher Cyn Comment
  SBBG41301  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  UC624994  Quercus tomentella F. R. Fosberg 1931-12-11 7155 Los Angeles Gallagher's Canyon, right fork Santa Catalina Island 40 Comment
  RSA477293  Quercus tomentella M. B. Dunkle 1928-11-2 2028 Los Angeles Santa Catalina Island, Gallager's Canyon. Comment
  UC1135891  Quercus wislizeni A. D. Gifford 1935-3-31 535 Los Angeles 3 mi nw Redrock Mtn. (0.25 mi se of Kelly Ranch); Angeles National Forest, Tejon Quad. 975 Comment
  SBBG83774  Quercus wislizeni var. frutescens R. Hoffmann 1927-6-14 Los Angeles Chandler's, Ridge Route Comment
  UCR192937  Quercus wislizeni var. frutescens Dan S. Cooper 2008-6-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., unnamed tributary of Vermont Canyon, directly behind tennis courts, Griffith Park, Los Angeles 255 Comment
  UCR153566  Rafinesquia californica A. C. Sanders 2005-5-11 30181 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  UCR252882  Rafinesquia californica R. G. Swinney 2010-5-11 12660 Los Angeles San Gabriel Mountains, 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
  RSA536081  Rafinesquia californica Timothy S. Ross 1991-5-21 5426 Los Angeles San Clemente Island: Upper reaches of Box Canyon, SW side of the Island. 404 Comment
  RSA399366  Ranunculus aquatilis var. capillaceus H. Twining 1888-04 14763 Los Angeles Marshy places on river bed. Comment
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Dec 31 2015
  UCR271486  Ranunculus hebecarpus R. G. Swinney 2011-5-3 14561 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA399997  Ranunculus hebecarpus Louis C. Wheeler 1935-4-25 3438 Los Angeles Placerita Canyon. 457 Comment
  SD52843  Raphanus raphanistrum Peter H. Raven 1962-4-11 17300 Los Angeles San Clemente Island; sandy beach behind Northwest Harbor. Comment
  SEINET11522477  Raphanus sativus N. Bacon 1967-3-29 s.n. Los Angeles Los Angeles City, Glenwood Place, South Gate. Comment
  PASA423  Rhamnus californica Annetta Carter 1929-1-9 Los Angeles Base of Mts., Sierra Madre Comment
  UC1121944  Rhamnus californica Jerome S. Horton 1936-8-31 399 Los Angeles Dry Lake, Fern Canyon watershed Cucamonga Quad., Fern Canyon 1525 Comment
  UCR205538  Rhamnus californica subsp. californica A. C. Sanders, T. B. Salvato 2009-5-21 36897 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  LA207792  Rhamnus crocea Paul Gripp; May 1954 sn Los Angeles Mt. Gleason Rd., Tujunga Comment
  LA207819  Rhamnus ilicifolia Annetta M. Carter; 1935-9-8 956 Los Angeles Santa Anita Canyon, Sierra Madre 380 Comment
  OBI6105  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2179 Los Angeles On Newhall Grade, just above the place where the Los Angeles Aqueduct crosses hwy Comment
  SD178254  Rhamnus ilicifolia A. C. Sanders, T. B. Salvato 2005-4-26 29701 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, Plum Canyon Road in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. 594 Comment
  UC56268  Rhamnus ilicifolia Ernest Braunton Jul 1902 540 Los Angeles Griffith Park Comment
  CAS-BOT-BC59776  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3531 Los Angeles Santa Catalina Island. 100 yds. se. of summit of the Equestrian Trail, back of Avalon. 304 Comment
  CAS-BOT-BC59778  Rhamnus pirifolia Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  UCR280399  Rhamnus pirifolia Jeremiah George, Eric Kline 2017-4-17 417- 10 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  RSA188539  Rhamnus tomentella subsp. cuspidata Robert F. Thorne, John Olmsted 1965-8-26 35400 Los Angeles San Gabriel Mtns, Angeles National Forest: Cabin Flat along Prairie Fork, 1585 Comment
  CAS-BOT-BC168130  Rhus aromatica Alice Eastwood 1915-8-25 4906 (4905?) Los Angeles Duarte Comment
  CAS-BOT-BC199071  Rhus aromatica Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  SFV16670  Rhus aromatica P. Wilson, J. M. Albert 1996-6-12 3448 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  CAS-BOT-BC170469  Rhus integrifolia G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  CATA1464  Rhus integrifolia Mark L. Hoefs, Robert F. Thorne 1996-4-6 2649 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  RSA0031690  Rhus laurina M. J. Schoenfeld 1967-8-21 8 Los Angeles Glendale Foothills. 213 Comment
  RSA167841B  Rhus ovata R. F. Thorne, P. C. Everett 1964-2-7 33492 Los Angeles Santa Catalina Island, ridge WNW of Grand Canyon. 488 Comment
  RSA386377  Rhus ovata Harvey Anderson, C. Epling 1930-5-30 s.n. Los Angeles Mandeville Canyon. Comment
  UC1595388  Rhus trilobata Tim Ross 1991-3-10 4211 Los Angeles e side of Rancho Santa Ana (Bernard Field Station); Claremont 391 Comment
  RSA476439  Ribes Unspecified 1919-07 114 Los Angeles Illegible handwriting; reads near Palm....? Comment
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Jan 22 2015
  CAS-BOT-BC92278  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles San Gabriel Mountains. Floor of Santa Anita Canon [Canyon]. Comment
  RSA247303  Ribes amarum G. D. Wallace 1966-3-25 208 Los Angeles Millard Canyon, N of Altadena. 457 Comment
  SBBG125216  Ribes amarum A. Parikh, N. Gale 2010-6-23 3362 Los Angeles Upper Shortcut Cyn, 1.4 km S of St Hwy 2, 1.4 km NNW of W Fork San Gabriel River 1260 Comment
  POM248  Ribes aureum var. gracillimum I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Canon [Canyon] Wash (Between Upland and Claremont) 366 Comment
  RSA679142  Ribes californicum var. hesperium Valerie L. Soza, Bill Hogshead 2002-5-10 1462 a Los Angeles Along Upper Monroe Road, approximately 6.1 km NNW of Glendora Mountain Road, upper Venedo Canyon 854 Comment
  UC212413  Ribes cereum I. Johnston 1917-7-4 1419 Los Angeles summit Baldy 3048 Comment
  RSA278303  Ribes cereum var. cereum John F. Emmel 1976-7-13 552 Los Angeles NE upper slope of Mount San Antonio. 3049 Comment
  LA51402  Ribes malvaceum Henry J. Thompson; 1959-2-20 1839 Los Angeles 365 Comment
  UC917790  Ribes malvaceum Frank W. Gould 1944-4-22 2309 Los Angeles 1/2 mi n Oak Flat Ranger Station (on highway U.S.99) Comment
  UCD102353  Ribes malvaceum Scott D. White; Pam DeVries 1997-11 6036 B Los Angeles San Gabriel Mountains, San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. Below Morris Dam; just SE of private orchard. 259 Comment
  UCR100420  Ribes malvaceum Scott D. White 1997-11-30 6036 A Los Angeles San Gabriel Mtns, San Gabriel River Canyon: north of Azusa; south of unnamed dirt access road to gauging station below Morris Dam; just SE of private orchard. 259 Comment
  UCR71253  Ribes malvaceum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4307 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  SD8348  Ribes malvaceum var. viridifolium J. C. Nevin Los Angeles Los Angeles. Comment
  RSA264157  Ribes nevadense W. Wisura 1977-6-17 3681 Los Angeles Along trail to Blue Ridge. Comment
  UCR184354  Ribes quercetorum A. C. Sanders 2007-4-19 33474 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  POM175369  Ribes roezlii Helen E. Sweet 1930-7-12 s.n. Los Angeles Exposed ridge near north Baldy Peak, San Gabriel Mts. Comment
  CAS-BOT-BC186164  Ribes roezlii var. roezlii Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mts., Big Pines Camp Comment
  POM11231  Ribes roezlii var. roezlii P. A. Munz 1921-6-18 4570 Los Angeles Head of Swartout Valley. 2287 Comment
  HSC12480  Ribes speciosum Wendell Wood 1970-6-17 2 Los Angeles Chevy Chase and Linda Vista Rd., Glendale 366 Comment
  LA200832  Ribes speciosum H. N. Sauer; J. Sauer, J. Zadny, M. Zadny 1969-3-17 4391 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  POM177973  Ribes speciosum Joseph A. Ewan 1931-3-3 4052 Los Angeles East Fork Sepulveda Canyon. Comment
  UCSB2669  Ribes speciosum Wedberg, H. 1957-3-3 Los Angeles Tuna Canyon; Santa Monica Mts Comment
  UCR209988  Ribes velutinum R. G. Swinney 2008-7-16 9246 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  CAS-BOT-BC207165  Ricinus communis S. B. Parish; W. F. Parish 1882-10-1 1599 Los Angeles Near Anaheim. Comment
  CAS-BOT-BC92183  Romneya trichocalyx Theodore Payne 1938-10-1 s.n. Los Angeles Los Angeles. Comment
  POM183632  Rosa californica Joseph A. Ewan 1929-11-11 3439 Los Angeles Rustic Canyon, Santa Monica Mtns. Comment
  POM11792  Rosa woodsii subsp. gratissima I. M. Johnston 1917-8-23 1704 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 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
  UCR276720  Rubus leucodermis R. G. Swinney 2010-9-21 13862 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UCR260410  Rubus ursinus R. G. Swinney 2010-4-30 12453 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA0073114  Rubus ursinus Mark L. Hoefs 1995-5-23 2079 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon. 116 Comment
  RSA640804  Rubus vitifolius Louis C. Wheeler 1931-3-30 s.n. Los Angeles Claremont: Northeast Webb School. . Comment
  UCR195285  Rumex crispus Valerie Soza, LeRoy Gross 2001-5-9 1189 Los Angeles Transverse Ranges: Verdugo Mountains Region, Southern San Rafael Hills, south of Scholl Canyon, Sleepy Hollw Drive to Valle Vista fire road 274 Comment
  POM2341  Rumex crispus D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora Foothills Comment
  SD186306  Rumex obtusifolius Andy C. Sanders, M. A. Elvin, A. Parikh, N. Gale, et al. 2003-4-30 26223 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  RSA0065421  Rumex salicifolius A. E. Hersh 1950-7-26 s.n. Los Angeles Campus UCLA, south of s. parterre. 60 Comment
  CAS-BOT-BC454164  Ruppia maritima Geo. B. Grant 1904-6-5 5940 Los Angeles Ballona Marsh Comment
  UC1124641  Salazaria mexicana A. Lewis 1933-4-20 184 Los Angeles 1 mi ne Vincent; Elizabeth Lake Quad., ne of Vincent Comment
  RSA478887  Salicornia virginica Georgie Cook, Thelma Ashley 1926-07 s.n. Los Angeles Gardena. Comment
  RSA478896  Salicornia virginica Robert Gustafson 1980-8-8 1896 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA522948  Salix Tim S. Ross, Orlando Mistretta 1990-10-26 3323 -B Los Angeles San Gabriel Mountains: Horse Canyon drainage along riparian strip. 762 Comment
  UCR126343  Salix gooddingii A. C. Sanders 2003-3-14 25749 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 Fwy east of the San Gabriel River channel 171 Comment
  CAS-BOT-BC104139  Salix hindsiana A. D. E. Elmer 1902-6-1 3650 Los Angeles Sangus Comment
  CHSC95732  Salix laevigata LeRoy Gross 2003-2-22 738 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  LA52056  Salix laevigata Carl Hedin; J. A. Ewan 1933-1-28 7621 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  POM158245  Salix laevigata M. B. Dunkle 1928-3-11 1730 Los Angeles Grand Canyon, Santa Catalina Island. 183 Comment
  SD124466  Salix laevigata Barry Prigge 1986-3-20 6960 Los Angeles Santa Monica Mountains, Medea Creek, just north of Paramount Ranch State Park 231 Comment
  SD126616  Salix laevigata Steve Meyers, Ed LaRue 1989-3-27 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct, San Andreas Rift Zone 883 Comment
  POM362705  Salix lasiolepis M. B. Dunkle 1929-3-23 2075 Los Angeles Bullrush Canyon, Santa Catalina Island. Comment
  POM362716  Salix lasiolepis Robin S. Collins 1973-3-11 208 Los Angeles Angeles Nationall Forest, Trail Canyon, ca. 1/2 miles along pack trail from start of trail. 610 Comment
  RSA639719  Salix lasiolepis Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  RSA729946  Salix lasiolepis R. G. Swinney 1999-6-28 7431 Los Angeles East Fork of Puzzle Canyon Canyon. near old homesite at 2800 Deep Creek County Rd. 1402 Comment
  RSA771634  Salix lasiolepis R. G. Swinney 2009-6-2 10998 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SD903  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City), Santa Monica Mountains Comment
  UC506442  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-4-30 7695 Los Angeles along stream from Baldwin Hills Culver City (near Higuera Rd.) Comment
  UC506461  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7638 Los Angeles 4 hektometers e Radford Drive (Area 1, Tree 15); San Fernando Valley, Los Angeles River Comment
  UCR223504  Salix lasiolepis R. G. Swinney 2009-5-28 10946 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR51320  Salix lasiolepis A. C. Sanders 1988-2-3 7601 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  RSA12369  Salix lasiolepis var. bigelovii Fay A. MacFadden 1931-04 3073 Los Angeles Verdugo Mountains: Tujunga Canyon. Comment
  CAS-BOT-BC107557  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles Santa Monica Mountains, near mouth of Topanga Canyon 15 Comment
  RSA670161  Salix lucida subsp. lasiandra Joseph M. Keefe 2000-12-12 30877 Los Angeles North side of wet ravine, west side of bridge, Fire Road east of Aviation Buildings, Glendale College, 1500 North Verdugo Road, Glendale, CA 91208. 250 Comment
  SBBG57989  Salix scouleriana R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  RSA657024  Salsola tragus Joseph M. Keefe 2001-1-19 30901 Los Angeles Verdugo Mountains: On north side of Upperton Avenue (north across street from 1871 Uppperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park). 262 Comment
  RSA0116711  Saltugilia splendens subsp. splendens Orlando Mistretta, Christine Mistretta 2010-6-2 5237 Los Angeles Mill Creek Canyon, 1.40 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1348 Comment
  RSA0082594  Salvia apiana R. G. Swinney 2010-6-4 12990 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  RSA595132  Salvia carduacea Steve Boyd 1996-4-25 8707 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  RSA411366  Salvia carduacea A. Menke 1955-4-23 s.n. Los Angeles Dry Canyon. Comment
  SBBG31459  Salvia columbariae R. F. Thorne 1966-4-7 35945 Los Angeles Cherry Valley 60 Comment
  UCR101712  Salvia columbariae B. G. Pitzer 1998-5-23 3757 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  HSC24299  Salvia dorrii Nels Rinden 1971-5-2 8 Los Angeles 34 mi. W of Lancaster, 6 mi. W of Fairmont Buttes in Antelope Valley 884 Comment
  CAS-BOT-BC214317  Salvia dorrii var. pilosa B. Ertter; J. Strachan 1979-6-29 3007 Los Angeles N edge of Angeles Nat'l Foerst ca 9 air-miles ESE of Pearblossom, 1.7 mi N of Mile High on county Hwy N4 1463 Comment
  UCR260327  Salvia leucophylla R. G. Swinney 2010-5-4 12552 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
  CAS-BOT-BC233268  Salvia mellifera S. Parnay Mar. (No year on label) s.n. Los Angeles Rubio Canyon Comment
  RSA0087042  Salvia mellifera R. G. Swinney 2010-3-13 11874 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA662180  Salvia mellifera Carol Zuck 1981-2-27 61 Los Angeles W. Covina. East on I-10 between Barranca and Grand off ramps. Comment
  SEINET9368959  Salvia mellifera Unknown 1988-5-15 9 Los Angeles Topanga Canyon Comment
  LA200607  Salvia spathacea W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA200609  Salvia spathacea S. Beller; 1926-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, near Calabasas. 243 Comment
  UCR100058  Salvia spathacea R. G. Swinney 1969-4-2 323 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 miles SW of Cornell on Mulholland Highway 396 Comment
  RSA764313  Sambucus caerulea Doris Bowers 1957-5-12 516 Los Angeles Arroyo Seco, Pasadena 305 Comment
  RSA626238  Sambucus mexicana L. C. Wheeler 1967-5-15 9584 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 518 Comment
  UCR126247  Sambucus mexicana A. C. Sanders 2003-3-14 25780 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 Fwy east of the San Gabriel River channel 171 Comment
  HSC3970  Sambucus nigra subsp. caerulea David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  HSC3985  Sambucus nigra subsp. caerulea C. E. Fellows 1965-4-13 40 Los Angeles 1.1 mi. SW of Old Topanga Canyon Rd. on Mulholland Hwy., Santa Monica Mtns. Comment
  RSA305697  Sanguisorba minor Mark Hoefs, D. Propst 1973-5-4 225 Los Angeles Above Thompson Dam on road to Bulrush Canyon. 69 Comment
  RSA674663  Sanicula arguta Scott D. White 2000-5-18 7889 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  SBBG13250  Sanicula arguta M. A. Piehl 1962-6-10 63299 Los Angeles E of Thirst 304 Comment
  SBBG98503  Sanicula arguta T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5159 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  SDSU2337  Sanicula arguta R. M. Beauchamp 1967-1-28 141 Los Angeles Growing on knoll west of Lemon Tank. San Clemente Island. Comment
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Oct 13 2011
  LA32974  Sanicula crassicaulis Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG131607  Sanicula crassicaulis S. A. Junak 1999-5-8 SCa 919 Los Angeles Fern Cyn, just upstream from fence crossing 140 Comment
  SD253359  Sanicula crassicaulis R. G. Swinney 2011-3-18 14145 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 1000 Comment
  RSA0092528  Saponaria officinalis R. G. Swinney 2011-7-7 15463 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area. 1098 Comment
  RSA471120  Sarcodes sanguinea Chris Hauser 1965-8-1 s.n. Los Angeles Mt. Waterman Comment
  UCR177796  Sarcostemma cynanchoides subsp. hartwegii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 394 Los Angeles Vedugo Mountains, Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  UC883433  Satureja douglasii Ezra C. Knopf 468 Los Angeles Santa Catalina Island Comment
  RSA202930  Schinus molle L. C. Wheeler 1932-7-9 948 Los Angeles 1 mile SW San Dimas. Comment
  RSA714198  Schismus arabicus Valerie L. Soza, Miriam Sidibeh 2003-3-26 1613 -b Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  SBBG112872  Schismus arabicus S. A. Junak 1998-3-22 SCa 502 Los Angeles Avalon Cyn along W side of Avalon Cyn Rd, just N of entrance to Wrigley Memorial Botanical Garden 106 Comment
  RSA656162B  Schismus barbatus Joseph M. Keefe 1978-4-20 22726 Los Angeles South east corner of Golden State Freeway (Interstste Hwy. 5), and Ventura Freeway (Calif. Hwy. 134),400 meters west of Los Angeles River. 140 Comment
  RSA724985  Schismus barbatus K. Dobry 1991-4-4 470 Los Angeles Elsmere Cyn. West San Gabriel Mts Comment
  UCR47525  Schoenoplectus acutus var. occidentalis Dave Thomason 1987-6-17 s.n. Los Angeles Transverse Range; Western San Gabriel Mtns./Mojave Desert, Lake Elizabeth, c. 15 mi west of Lancaster at head of Leona Valley 1006 Comment
  SBBG121992  Schoenoplectus saximontanus A. Parikh, N. Gale 2003-6-16 760 Los Angeles central part of Cruzan Mesa, 2.7 km W of Sierra Hwy, 0.9 km SW of Vasquez Cyn Rd 655 Comment
  SBBG31404  Scirpus microcarpus R. F. Thorne 1966-4-5 35809 Los Angeles Middle Cyn below Stage Station SW of Eagles Nest 76 Comment
  LA99458  Scrophularia californica subsp. californica Hisao P. Arai; 1957-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA425190  Scrophularia californica subsp. floribunda Anstruther Davidson 1902-5-1 s.n. Los Angeles Playa del Rey. Comment
  POM19063  Scrophularia villosa Philip A. Munz 1923-4-10 6703 Los Angeles San Clemente Island: canyon-wall, south of 'Lemon Tank'; east coast Comment
  RSA445336  Scutellaria siphocampyloides Bonnie C. Templeton 1932-6-18 4928 Los Angeles Big Pine Park, San Gabriel Mountains Comment
  UCR209289  Scutellaria tuberosa Dan S. Cooper 2009-5-13 509- 16 Los Angeles Eastern Santa Monica Mtns., Los Angeles, Griffith Park, gravelly ridge along west side of Western Canyon 277 Comment
  UCR281356  Scutellaria tuberosa R. G. Swinney 2014-5-21 16629 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  CAS-BOT-BC240058  Secale cereale John H. Thomas 1957-5-17 6764 Los Angeles Occidental College Campus, Los Angeles. Near Moore Laboratory Comment
  LA209588  Selaginella asprella Lawrence L. Kiefer; 1966-10-29 2477 Los Angeles San Gabriel Mountains, vicinity of Devil's Punchbowl, Holcomb Cyn, ca. 1/3 mi S of USFS trail 9W01 1462 Comment
  LA93999  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1694 Los Angeles SANTA MONICA MOUNTAINS, just S of Cornell Corners, small ravine in bluff above road. 274 Comment
  RSA683756  Selaginella bigelovii Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  UCD135973  Selaginella bigelovii P. B. Kennedy 1928-3-28 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCSC001217  Selaginella bigelovii Peter Kamb 1948-1-10 744 Los Angeles San Gabriel Mts, Millards Canyon 671 Comment
  UC1587671  Senecio Tim Ross 1991-8-14 5795 Los Angeles 3200 ft nw Alder Saddle (Pacifico Mtn Rd); San Gabriel Mts., Chilao Flat USGS 7.5' 1767 Comment
  RSA94545  Senecio breweri F. W. Peirson 1918-5-5 1433 Los Angeles along road to [Brents] on the Malibu, Santa Monica Mts. 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
  IRVC28680  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2002-6-18 25126 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  RSA472949  Senecio flaccidus var. douglasii Erwin Miller 1934-6-30 19121 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA602466  Senecio flaccidus var. douglasii Scott D. White 1997-5-15 5149 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  SEINET7063471  Senecio integerrimus var. exaltatus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta Hill. UTM Zone 11, 426531mE, 3763984mN. (WGS84/NAD83). 309 Comment
  RSA659924  Senecio ionophyllus Orlando Mistretta 1992-8-28 782 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mt. Gleason Management Unit. Angeles National Forest. Tujunga Ranger District. 1814 Comment
  UC625132  Senecio lyonii F. R. Fosberg 1931-5-27 S 4416 Los Angeles Pebble Beach Road Santa Catalina Island 15 Comment
  SEINET3928066  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles Prairie 7k of San Gabriel.; 0 2134 Comment
  CAS-BOT-BC243624  Setaria pumila I. M. Johnston 1918-8-4 2110 Los Angeles Between Claremont and Pomona 365 Comment
  UC2026386  Setaria viridis Louis C. Wheeler 1966-10-25 9064 Los Angeles SAN GABRIEL MOUNTAINS: E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA0011356  Sidotheca trilobata Orlando Mistretta, Youssef Atallah 2011-8-12 6015 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. On bench above Aliso Creek. 1083 Comment
  SBBG19  Sidotheca trilobata R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR206146  Silene antirrhina R. G. Swinney 2008-6-4 8923 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  UCR200000  Silene gallica Valerie Soza, Mariam Sidibeh 2003-3-26 1609 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  CAS-BOT-BC387010  Silene gallica Geo. B. Grant 1905-4-2 1206 Los Angeles Pasadena, Southern California Comment
  POM277  Silene gallica C. W. Emland s.n. Los Angeles Indian Hill, Claremont. 366 Comment
  RSA0120022  Silene laciniata R. G. Swinney 2014-5-19 16559 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  RSA477942  Silene laciniata subsp. major L. E. Hoffman 1929-6-10 s.n. Los Angeles Arroyo Seco, near Strawberry Peak. Comment
  RSA640314  Silene laciniata subsp. major L. C. Wheeler 1931-5-22 s.n. Los Angeles San Gabriel Mountains: Live Oak. Comment
  UCR190108  Silene parishii R. G. Swinney 1998-8-27 6809 Los Angeles San Gabriel Mtns., gentle slope between Big Horn Ridge and ridge immediately north 2646 Comment
  UCR270047  Silene parishii R. G. Swinney 2011-7-21 15529 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA798110  Silene verecunda Jane Tirrell 2012-7-25 LS 0126 Los Angeles Junction of Pacific Crest Trail with South Mt. Hawkins Trail 2558 Comment
  RSA660269  Silene verecunda subsp. platyota Orlando Mistretta, Peter L. Morrell 1992-6-4 499 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UCR154192  Silybum marianum A. C. Sanders, T. B. Salvato 2005-5-24 30244 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
  UCR127633  Sisymbrium altissimum Mark A. Elvin, Cathleen Weigand 2003-5-22 2895 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 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
  UC557721  Sisymbrium irio Nell Murbarger March, 1936 63 Los Angeles San Clemente Island Comment
  UCR216863  Sisymbrium irio R. G. Swinney 2009-3-12 10100 A Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  UCD115601  Sisymbrium irio Kenneth A. Wilson 1961-2-21 871 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  PASA2077  Sisymbrium officinale Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  CAS-BOT-BC75411  Sisymbrium orientale J. H. Thomas 1957-5-11 6744 Los Angeles About 2 miles northeast of La Canada, near Angeles Crest Highway. 609 Comment
  UCR224265  Sisymbrium orientale R. G. Swinney 2009-8-25 11500 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA755965  Sisymbrium orientale Orlando Mistretta, Christine Mistretta 2008-4-4 2314 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  UCD138850  Sisyrinchium bellum Kenneth A. Wilson 1961-3-12 1015 Los Angeles Santa Monica Mtns. Decker Road, junction of western portion of Mulholland Hwy. 457 Comment
  RSA70586  Sisyrinchium bellum Frank W. Peirson 1919-5-18 444 Los Angeles Monrovia Canyon. 518 Comment
  UCR117122  Sisyrinchium rosulatum A. C. Sanders, D. Malueg 2001-5-17 24313 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  RSA715213  Sitanion Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1948 Los Angeles Fort Tejon Road. Comment
  RSA611921  Solanum americanum Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  PASA2145  Solanum douglasii Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA191123  Solanum douglasii Robert F. Thorne, M. Z. Thorne 1967-6-25 37069 Los Angeles Upper Cobal Canyon 564 Comment
  SEINET3246030  Solanum douglasii T. B. Salvato, Sandra Murcia 2007-1 2018 Los Angeles San Gabriel Mountains: Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir(Mount Wilson) 411 Comment
  UCR206495  Solanum douglasii A. C. Sanders, T. B. Salvato 2009-5-21 36904 Los Angeles San Gabriel Valley, Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 66 Comment
  UCR92662  Solanum douglasii Scott D. White 1996-3-18 3838 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  RSA422409  Solanum douglasii T. S. Clare, G. R. Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mts. Comment
  RSA422411  Solanum douglasii William Greenberg 1939-7-24 s.n. Los Angeles Santa Monica Canyon. Comment
  SBBG31536  Solanum douglasii R. M. Beauchamp 1967-3-17 243 Los Angeles near rocks E of Wilson Cove Comment
  SEINET7262322 Image available Solanum elaeagnifolium J. A. Ewan 1932-1 680 Los Angeles West Los Angeles Comment
  RSA427408  Solanum umbelliferum Fay A. MacFadden 1931-4-22 2642 Los Angeles San Francisquito Canyon. Comment
  RSA549575  Solanum umbelliferum Tim S. Ross 1992-4-27 6250 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA ground. 393 Comment
  RSA188388  Solanum wallacei Robert F. Thorne, Percy C. Everett 1965-6-23 34931 Los Angeles Santa Catalina Island. Middle Ranch Canyon near Eagle Nest Rock 152 Comment
  SBBG105473  Solanum wallacei F. R. Fosberg 1931-5-6 4812 Los Angeles Cape Cyn 200 Comment
  SBBG21161  Solanum xanti E. C. Twisselmann 1964-6-10 9619 Los Angeles fork at head of Castaic Valley 1310 Comment
  RSA427402  Solanum xanti var. intermedium Ruth E. Hammond 1929-04 s.n. Los Angeles Hillsides, Verdugo 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
  SEINET5506777 Image available Solidago spectabilis Randy L. Smith 1986-1 26 Los Angeles Upper Winter Creek Trail, between Chantry Flat and Hoegee's Camp, Angeles National Forest; Arroyo Seco Ranger Dist 762 Comment
  CAS-BOT-BC365025  Solidago velutina subsp. californica F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  UCD136142  Sonchus asper subsp. asper Robert F. Thorne; P. C. Everett 1964-2-7 33456 Los Angeles Lower end of Pebbly Beach Canyon near road, E end of Santa Catalina Island. 76 Comment
  RSA629052  Sonchus oleraceus Valerie L. Soza, Laura Moore 1999-6-30 602 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  CATA3398  Sorghum bicolor Peter J. Dixon, Sula Vanderplank, Sarah Ratay, Scott Tremor 2017-5-5 088 Los Angeles Santa Catalina Island: Avalon Canyon, ridge above chimes tower, 480 m west of Casino building 128 Comment
  UCR210214  Sorghum bicolor R. G. Swinney 2008-10-20 9644 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA651605  Sorghum halepense W. P. Yeager 1948-5-20 s.n. Los Angeles at Ranch Anita 2 1/2 mi. S.W. Covina. Comment
  SD30540  Sorghum halepense Frances Mc Cullock 1931-4-26 2010 Los Angeles Carson Blvd. near Long Beach, roadside Comment
  OBI69413  Spartium junceum Kim Sheffron 1994-4-9 4 Los Angeles Santa Susana Mts., Brown's Cyn, Chatsworth, W side of De Soto St past 118 fwy along path across stream Comment
  RSA0048467  Spartium junceum Elwood Fordham 1951-4-15 s.n. Los Angeles Topanga. 91 Comment
  CAS-BOT-BC390137  Spergularia bocconi John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  SBBG26555  Spergularia macrotheca var. macrotheca M. R. Benedict 1965-12-12 Los Angeles E end of Parson's Beach 4 Comment
  CAS-BOT-BC390802  Spergularia marina Le Roy Abrams 1899-5-1 227 Los Angeles Ballona Harbor Comment
  RSA0098529  Spergularia marina Steve Boyd, Orlando Mistretta 1996-5-23 8817 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA0098534  Spergularia marina Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 516 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
  RSA0098543  Spergularia marina L. C. Wheeler 1967-6-26 9903 Los Angeles San Gabriel Mountains: Placerita Canyon. 610 Comment
  RSA0098113  Spergularia rubra Orlando Mistretta, Christine Mistretta 2008-5-16 3078 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 108 per TRTP Survey 2008), Van Tassel Motorway, Fish Canyon drainage 1100 Comment
  RSA0098589  Spergularia salina George B. Grant 1902-04 1297 Los Angeles Los Angeles. Comment
  SBBG125378  Sphaeropteris cooperi J. R. Clark with T. Dvorak, C. de la Rosa, S. Ratay, T. M. Summers 2011-6-23 1020 Los Angeles Twin Rocks 218 Comment
  UCR161211  Sporobolus airoides T. B. Salvato, Melissa Clemons 2005-9-27 1238 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  UCR94661  Sporobolus airoides A. C. Sanders, E. J. Lott 1993-5-6 13952 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  SFV4902  Stachys ajugoides var. rigida M. H. Grayum 1971-5-16 s. n. Los Angeles Santa Monica Mountains Temescal Canyon. 61 Comment
  SEINET9364646  Stachys albens Unknown 2002-8-26 25587 Los Angeles NE 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" (Newhall 7.5' topo.) Riparian woodland dominated by willows. Scarce perennial in seasonally wet area (dried pool) under willow canopy. Comment
  UCD125798  Stachys albens Shirley W. Campbell 1970-4-24 104 Los Angeles east bank of lower reach of the Arroyo Seco, southwestern Pasadena. Comment
  RSA446634  Stachys bullata Anstruther Davidson 1889-05 s.n. Los Angeles Los Angeles. Comment
  RSA446697  Stachys rigida subsp. rigida Gus Gluechert 1937-5-3 s.n. Los Angeles Culver City. Comment
  RSA452247  Stanleya pinnata var. pinnata Roger Minahan 19819 Los Angeles Valyermo, L.A. Co. near Big Rock Creek 1005 Comment
  UCR107765  Stanleya pinnata var. pinnata L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  CAS-BOT-BC393695  Stellaria media Scott White; Chet McGaugh 1995-5-16 3061 Los Angeles E edge of Santa susana Mtns; Sunshine Cyn. 487 Comment
  UCR150859  Stellaria media R. G. Swinney, Dave Larson 1999-5-15 7155 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  POM96969  Stellaria nitens P. A. Munz 1925-4-23 9434 Los Angeles San Gabriel Canyon. 488 Comment
  CAS-BOT-BC397709  Stellaria nitens Timothy S. Ross; Darin Banks 1994-4-12 7507 Los Angeles San Francisquito Canyon: westerly ridge descending from SW/NE-trending ridge which divides S. Fr. Canyon from Dry Canyon; ca 480 m SE of where Drinkwater Canyon joins S. Fr. Canyon 67 Comment
  UCR273797  Stephanomeria Mitch Provance, Eric Serio 2016-8-4 816- 01 Los Angeles Transverse Mountain Ranges, Canada de Los Alamos, E side of Pyramid Lake, 0.6 mi NW of Hwy. 5 and Vista Del Lago Rd. 899 Comment