Search Results — 2000 specimen records retrieved (1598 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR272953  Abies concolor R. G. Swinney 2011-7-29 15585 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CATA2378  Abronia maritima F. H. Elmore 1939-2-18 381 Los Angeles San Clemente Island 0 Comment
  POM744  Abronia maritima D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mts, Topanga Canyon Comment
  LA31659  Abronia umbellata Peter H. Raven; 1959-3-15 13858 Los Angeles Santa Monica Mountains, just E of Zuma Beach 7 Comment
  SBBG96659  Abronia umbellata S. Boyd with T. Ross, L. Arnseth 1990-4-7 4251 Los Angeles lower half of China Cyn, W side Comment
  UCD109804  Abronia umbellata Daryl Koutnik 1978-4-28 423 Los Angeles Point Dume near Zuma Beach. 45 Comment
  POM279675  Abronia umbellata Arthur L. Cohen 1934-8-2 519 Los Angeles Ocean Park, California. Comment
  RSA460995  Abronia umbellata James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  CAS-BOT-BC30943  Acamptopappus sphaerocephalus R. S. Ferris 1918-6-12 945 Los Angeles 5 mi south of Lancaster Comment
  UCR190769  Acamptopappus sphaerocephalus R. G. Swinney 2001-5-17 7947 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, south end of Bobs Gap, west-facing slope at junction of Panorama and Bobs Gap roads 1244 Comment
  CAS-BOT-BC412584  Acanthoscyphus parishii var. parishii James L. Reveal; Barbara J. Ertter 1976-6-28 4560 Los Angeles San Gabriel Mountains, along the Pacifico Mountain Road, 2.4 miles east of Mill Creek Summit 1767 Comment
  POM137120  Acer macrophyllum C. F. Baker 1903-8-2 3675 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA584858  Acer macrophyllum Tim S. Ross 1993-6-1 7364 Los Angeles W marvin of Chantry Flat near beginning of upper Winter Creek Trail. 707 Comment
  RSA6637  Achnatherum coronatum Fay A. MacFadden 1930-06 2355 Los Angeles Verdugo Mountains: La Tuna Canyon. 335 Comment
  UC1595313  Achnatherum parishii Tim Ross and Steve Boyd 1990-6-18 3480 Los Angeles vicinity of Verdugo Pines (northerly draw draining to Jackson Lake; Mescal Creek, USGS 7.5' quad); San Gabriel Mtns, Jackson Lake, Mescal Creek 1877 Comment
  CAS-BOT-BC29818  Achyrachaena mollis H. E. Hasse 1888-5-1 s.n. Los Angeles unspecified Comment
  CAS-BOT-BC204745  Acmispon argophyllus var. argenteus Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4204 Los Angeles San Clemente Island. Upper reaches of China Cyn, S end of island, W side Comment
  SD21286  Acmispon dendroideus var. dendroideus Norman E. Bilderback 1938-4-17 Los Angeles Catalina, Avalon Comment
  UC625095  Acmispon dendroideus var. dendroideus F. R. Fosberg 1931-3-19 S 4303 Los Angeles Hamilton Canyon; Santa Catalina Island 2 Comment
  LA82172  Acmispon maritimus var. maritimus O. H. Kappler; 1941-3-26 158 Los Angeles Comment
  LA91437  Acmispon wrangelianus Bruce Douglas Clayton; Greg Shaw 1972-3-30 37 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus, at head of canyon. 585 Comment
  JEPS9161  Acourtia microcephala Frank W. Peirson 1919-7-1 520 Los Angeles Fish Canyon; San Gabriel Mountains 457 Comment
  SEINET3132484  Acourtia microcephala Unknown 1902-7-2 2635 Los Angeles Sierra Madre Comment
  POM34466  Acourtia microcephala I. E. Diehl 1902-6-28 258 Los Angeles Avalon, Santa Catalina Island. Comment
  SEINET10799353  Acroptilon repens David B. Dunn 1948-6-21 Dunn 3835 Los Angeles Collected 1/2 way between Lancaster and Mojave, along road bank. Comment
  SEINET10891340  Actinidia chinensis Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3745 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  UC1127709  Adenostoma fasciculatum A. D. Gifford 1934-4-24 157 Los Angeles 2 mi. n.e. Castro Peak; Triunfo Pass Quad. Comment
  UCR255792  Adenostoma fasciculatum R. G. Swinney 2010-3-10 11821 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  RSA276020  Adenostoma fasciculatum var. fasciculatum Jack Delaini 1974-5-9 179 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 762 Comment
  SD261014  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-31 14933 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) Station Fire burn of 2009 1096 Comment
  LA200054  Adiantum jordanii Lawrence L. Kiefer; 1966-3-12 1672 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi E of junction with Hwy 23 on Encinal Canyon Rd. 365 Comment
  RSA687716  Adiantum jordanii House s.n. Los Angeles San Clemente Island Comment
  RSA0058205  Ageratina adenophora Richard G. Swinney 2010-6-23 13374 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
  HSC92034  Ageratina adenophora Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-13 11 Los Angeles San Bernardino National Forest, on San Gabriel Canyon Rd. Comment
  RSA650769  Ageratina adenophora Gene Cooper 1961-5-6 s.n. Los Angeles San Gabriel Canyon, near ranger station. Comment
  POM33864  Agoseris heterophylla var. heterophylla Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  SD255635  Agoseris retrorsa R. G. Swinney 2011-6-22 15262 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring on ridge SE of Mt. Mooney, west of Devils Canyon, 0.4 mile east of Angeles Crest Highway. 1780 Comment
  RSA607826  Agrostis exarata L. C. Wheeler 1947-6-8 6515 Los Angeles San Gabriel Mountains: Millard Canyon. Comment
  RSA188354  Agrostis pallens R. F. Thorne 1966-5-31 36447 Los Angeles Santa Catalina Island. Salina behind Little Harbor on beach. 5 Comment
  RSA384949  Agrostis pallens C. Epling, A. N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA678896  Agrostis pallens Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 162 Los Angeles Channel Islands; San Clemente Island. 305 Comment
  SEINET7594108 Image available Agrostis pallens Unknown 1892-1 45862 Los Angeles Santa Monica, Santa Monica Comment
  OBI40201  Agrostis stolonifera John C. Roos 1950-9-16 4988 Los Angeles Santa Monica Blvd & Midvale Ave, Los Angeles 61 Comment
  RSA279034  Ailanthus altissima Robert F. Thorne, C. W. Tilforth 1971-4-9 41510 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon, W Fork 488 Comment
  SEINET3480393  Albizia julibrissin Unknown Unknown Los Angeles Los Angeles, Los Angeles Comment
  RSA602275  Alisma triviale L. C. Wheeler 1952-7-10 6857 Los Angeles Whittier Narrows Dam. Comment
  UCR223784  Allium R. G. Swinney 2009-5-28 10958 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA727538  Allium fimbriatum var. fimbriatum R. G. Swinney 1998-5-16 6084 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1305 Comment
  SBBG57169  Allium fimbriatum var. mohavense R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  UC1971240  Allium haematochiton Louis C. Wheeler 1969-5-4 Los Angeles SAN GABRIEL MOUNTAINS: Divide between west fork Ebey & Little Tujunga Canyons. Comment
  RSA9667  Allium haematochiton L. C. Wheeler 1932-3-3 451 Los Angeles San Jose Hills at Pomona. 305 Comment
  UCR129341  Allium lacunosum var. davisiae F. W. Peirson 1926-4-26 6658 Los Angeles Mojave Desert, 2 miles east of Palmdale 793 Comment
  RSA97704  Allium lacunosum var. davisiae R. M. Straw 1954-6-16 621 Los Angeles Horse Flats Road, off Angeles Crest Hwy, Angeles National Forest. Comment
  RSA590663  Allium monticola Timothy S. Ross, Steve Boyd 1990-5-31 2745 Los Angeles Ridge descending northward from MT GLEASON, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  CAS-BOT-BC132045  Allium peninsulare var. peninsulare Robert F. Thorne; A. C. Gibson 1971-5-22 39757 Los Angeles San Gabriel Mts., Angeles National Forest; Fish Canyon 396 Comment
  CAS-BOT-BC475402  Allium praecox Carl B. Wolf 1932-5-12 3583 Los Angeles Santa Catalina Island. 2 mi. from isthmus on road to little harbor 91 Comment
  RSA654036  Allophyllum divaricatum Valerie L. Soza, Laura Moore 2000-5-10 851 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 563 Comment
  UCR271221  Allophyllum divaricatum R. G. Swinney 2011-6-1 14962 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  POM319113  Allophyllum glutinosum Patricia Wilder 1970-5-28 4740 Los Angeles Up small canyon near road, about two miles south of Tanbark Flat in San Dimas Experimental Forest. 610 Comment
  HSC12499  Alnus rhombifolia Wendell Wood 1970-6-22 29 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  RSA452771  Alnus rhombifolia F. R. Fosberg 1931-8-11 S 5494 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  RSA750455  Alnus rhombifolia A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37074 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SEINET10481951  Alyssum alyssoides August J. Breitung 1953-5-17 Breitung 15155 Los Angeles Los angeles crest hwy, san bernardino mts. Comment
  SEINET10919243  Amaranthus Heidi H. Schmidt 1999-10-14 Schmidt 3811 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  POM228982  Amaranthus albus L. C. Wheeler 1932-9-5 1346 Los Angeles San Antonio Canyon. 1067 Comment
  RSA720475  Amaranthus albus R. G. Swinney 1997-9-6 5873 Los Angeles Jackson Lake W of Wrightwood 1875 Comment
  UCR210406  Amaranthus albus R. G. Swinney 2008-12-6 9969 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  UCR220067  Amaranthus albus R. G. Swinney, Jane Strong 2009-4-21 10427 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  POM324028  Amaranthus albus Greg Wright 1971-6-28 209 Los Angeles San Dimas Canyon Rd. at San Dimas Canyon Golf course, S intersection Caballo Ranch Rd. 365 Comment
  RSA402990  Amaranthus deflexus N. C. Cooper 1947-9-1 2094 Los Angeles U.S.C. Campus Comment
  RSA258357  Amaranthus retroflexus C. W. Tilforth 1972-7-15 607 Los Angeles Not common, found only in the drier, sandy soil of the Desert Garden Comment
  SBBG98474  Amblyopappus pusillus T. Ross 1991-5-23 5499 Los Angeles lower Tota Cyn, E escarpment 88 Comment
  RSA19013  Amblyopappus pusillus I. M. Munz 1923-4-9 6670 Los Angeles East coast, San Clemente Island. Comment
  RSA534151  Amblyopappus pusillus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5054 Los Angeles San Clemente Island, disturbed flats 650ft SE of the air terminal. 64 Comment
  CAS-BOT-BC133199  Ambrosia acanthicarpa Dan S. Cooper 2010-6-13 610 -66 Los Angeles Western Transverse Range; eastern Santa Monica Mtns.: Forest Lawn Drive west of Griffith Park 155 Comment
  CAS-BOT-BC13719  Ambrosia chamissonis I. M. Johnston 1917-6-10 1317 Los Angeles Playa del Rey Comment
  SD90501  Ambrosia chamissonis Robert F. Thorne 1973-4-11 42876 Los Angeles San Clemente Island, dunes near Flasher, northwest part of island 3 Comment
  UC1118427  Ambrosia chamissonis A. D. Gifford 1934-5-15 233 Los Angeles mouth Escondido Canyon; Triunfo Pass Quad., Escondido Canyon 30 Comment
  UC557659  Ambrosia chamissonis Nell Murbarger 1936-5-1 207 Los Angeles San Clemente Island Comment
  RSA158197  Ambrosia chamissonis Peter H. Raven 1962-7-10 17953 Los Angeles Near ocean due west of Wall 2, San Clemente Island Comment
  RSA643297  Ambrosia confertiflora R. D. Goeden, D. W. Ricker 1970-6-10 s.n. Los Angeles San Gabriel Valley: Arcadia, NE side of Colorado Place between Oakhurst Lane and Colorado Blvd., just N of Santa Anita Park. 152 Comment
  IRVC28761  Ambrosia psilostachya A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25546 Los Angeles Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters NE end of Santa Susana Mtns. 396 Comment
  LA91057  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  SEINET3145453  Ambrosia psilostachya G. B. Grant 1904-7-10 38 -B Los Angeles In the city of Pasadena Comment
  UC57432  Ambrosia psilostachya J. H. Barber 1898-8-3 Los Angeles Topango Comment
  UCR153358  Ambrosia salsola var. salsola LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 856 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  POM2593  Amelanchier utahensis I. M. Johnston 1917-8-22 1711 Los Angeles Prarie Fork of San Gabriel River, San Antonio Mountains. 2134 Comment
  UC478977  Amelanchier utahensis Marcus E. Jones, A. M. 1931-7-28 29011 Los Angeles San Antonio Peak Comment
  OBI13395  Amorpha californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles San Rafael HIlls, Glendale 305 Comment
  UCR222766  Amorpha californica R. G. Swinney 2009-5-8 10696 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  CAS-BOT-BC180601  Amorpha californica var. californica I. Johnston 1917-6-14 1348 Los Angeles Hills west of Pomona 304 Comment
  CAS-BOT-BC180635  Amorpha californica var. californica Scott D. White; Justin Wood 2008-5-6 11933 B Los Angeles Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, SCE powerline corridor, SE corner of county, Firestone Boy Scout Reservation - Puente/Chino Hills 365 Comment
  JEPS35504  Amorpha californica var. californica C. E. Hutchinson 1892-7-20 Los Angeles Mt. Wilson Trail San Gabriel Mts. 457 Comment
  RSA415279  Amorpha californica var. californica James Clizbe 1930-5-6 16060 Los Angeles Nichols Canyon. Comment
Read comments
Jun 10 2012
  SEINET10691317  Ampelopsis brevipedunculata June McCaskill McCaskill s.n. Los Angeles Cultivated vine at McCaskill Nursery, 25 S Michillinda Ave., Pasadena, Ca. Comment
  RSA748401  Amsinckia intermedia R. G. Swinney 2008-4-1 8602 Los Angeles ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  UC159172  Amsinckia intermedia Geo. B. Grant 1901-1 40 Los Angeles Pasadena; Pacific Coast Comment
  CATA1862  Amsinckia menziesii Denise Kraus, Lisa Stratton 2000-6-1 42 Los Angeles Santa Catalina Island: Goat Harbor burn area, northwest corner 152 Comment
  UCR193573  Amsinckia tessellata R. G. Swinney 1999-4-5 7057 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
  UCR197735  Amsinckia tessellata var. tessellata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 36 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  SBBG63205  Ancistrocarphus filagineus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR202503  Andropogon glomeratus var. scabriglumis Justin M. Wood 2008-11-25 255 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near road to Wildwood Picnic Area, on the north side of the road in the vicinity of spring 579 Comment
  RSA679989  Anisocoma acaulis LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 875 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  CATA333  Anthemis cotula Mark L. Hoefs 1973-7-13 372 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir, on north side of main road 236 Comment
  RSA674729  Anthriscus caucalis Scott D. White, P. De Vries 2000-5-18 7917 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
  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
  RSA0086829  Antirrhinum coulterianum R. G. Swinney 2011-6-14 15155 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  SD253519  Antirrhinum coulterianum R. G. Swinney 2011-6-14 15155 Los Angeles San Gabriel Mountains; upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Highway and Charlton Flat entrance road. 1646 Comment
  UCSB32469  Antirrhinum coulterianum Coz, Susan 1977-6-4 Los Angeles 5 mi N on Malibu Cyn Rd from Hwy 1; E side of road across from Tapia park 182 Comment
  SFV15544  Antirrhinum kelloggii R. K. Stachelek 1992-4-14 11 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along fire road near top of hill. 520 Comment
  UCD123464  Antirrhinum nuttallianum subsp. subsessile Daryl Koutnik 1978-4-28 415 Los Angeles Point Dume near Zuma Beach. 45 Comment
  SBBG12205  Aphanisma blitoides P. H. Raven 1962-4-9 17178 Los Angeles sides of small arroyo above Wilson Cove 60 Comment
  POM3370  Apiastrum angustifolium P. A. Munz 1918-4-16 2068 Los Angeles Claremont, Pomona College Campus Comment
  SBBG117930  Apiastrum angustifolium I. W. Clokey, B. Templeton -Apr-1929 4434 Los Angeles Mandeville Cyn 425 Comment
  UC440441  Apiastrum angustifolium H. Anderson, Carl Epling 1930-5-30 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon Comment
  RSA550384  Apocynum cannabinum T. S. Ross 1992-7-10 6656 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA660270  Apocynum cannabinum Orlando Mistretta, Peter L. Morrell 1992-6-4 500 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  CAS-BOT-BC435118  Aptenia cordifolia Peter H. Raven; Henry J. Thompson 1959-10-18 14662 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Coast Highway at mouth of Topanga Canyon 4 Comment
  POM366907  Aquilegia formosa M. B. Dunkle 1933-6-17 3592 Los Angeles San Antonio River Canyon 915 Comment
  RSA596090  Aquilegia formosa Tim S. Ross, S. D. Boyd 1995-6-28 8637 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  UCR261787  Aquilegia formosa R. G. Swinney 2010-9-13 13823 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  POM306225  Aquilegia formosa Henry J. Ramsey, Henry J. Ramsey 1937-7-18 s.n. Los Angeles Soldiers' Creek, San Gabriel Mountains. 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
  UCR14498  Aralia californica George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns, Soldier Creek, Hwy 39, north of Azusa Comment
  RSA604308  Aralia californica L. C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Fish Canyon at Upper Clamshell Truck Trail, west side. 1250 Comment
  POM367172  Arbutus menziesii G. R. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson trail. 762 Comment
  JEPS40141  Arceuthobium campylopodum Frank W. Peirson 1921-6-15 2322 Los Angeles near Chilao San Gabriel Mtns 1645 Comment
  RSA626686  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15729 Los Angeles Southwest of Bear Divide, off Little Tujunga Road. 950 Comment
  RSA626725  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-8-3 11159 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  RSA17554  Arctostaphylos glandulosa subsp. gabrielensis C. B. Wolf 1936-5-27 7850 Los Angeles Aliso Canyon to Buckhorn flats road, Tie Camp summit 1524 Comment
  RSA629091  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20258 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  CAS-BOT-BC23248  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1902-7-1 2628 Los Angeles Mt. Wilson, San Gabriel Mts. Comment
  UC1120281  Arctostaphylos glandulosa subsp. glandulosa H. A. Jensen 1933-2-27 264 Los Angeles Mt. Wilson Angeles National Forest, Pasadena Quadrangle 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
  RSA721289  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1998-3-14 5905 Los Angeles Potato Mtn. NW of Upland 1043 Comment
  LA33461  Arctostaphylos glauca Henry J. Thompson; 1959-3-4 1854 Los Angeles 228 Comment
  RSA631429  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15985 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631563  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22004 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631582  Arctostaphylos glauca Jon E. Keeley 1993-11-20 25175 Los Angeles Tuna Canyon Road and Reigate Road. 700 Comment
  RSA631588  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15953 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631618  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15957 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631631  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15853 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631644  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15638 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA652401  Arctostaphylos glauca Brent Mishler 1977-10-6 s.n. Los Angeles San Gab. R. flood control Area, Irwindale. 170 Comment
  POM294821  Arctostaphylos glauca var. glauca Lyman Benson 1912-3-12 11607 Los Angeles Claremont, Pacific Slope Drainage Area. 351 Comment
  CAS-BOT-BC46735  Arctostaphylos parryana Joseph Andorfer Ewan 1936-7-27 9852 Los Angeles San Gabriel Mts. N. end of Table Mt, Swartout Valley. 2133 Comment
  SD49832  Arctostaphylos parryana A. E. Wieslander 1936-8-28 674 Los Angeles San Antonio Quadrangle, Table Mtn. 2075 Comment
  RSA634717  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15049 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634853  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20578 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA635078  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20559 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635103  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20450 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA635189  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20389 Los Angeles Road to Pacifico Mtn., 6.0 km east of Mill Creek Summit, San Gabriel Mtns. 1830 Comment
  RSA730397  Arctostaphylos patula R. G. Swinney 1998-8-27 6788 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on ridge top. 2378 Comment
  IRVC26207  Arenaria douglasii A. C. Sanders 2003-5-1 26251 Los Angeles SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch Western San Gabriel Mtns. 412 Comment
  RSA226820A  Arenaria macradenia var. arcuifolia R. F. Thorne, C. W. Tilforth 1971-6-29 40688 Los Angeles Aliso Creek, 1.5 mi. E. of confluence. 854 Comment
  UCR214020  Arenaria pusilla A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37968 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  RSA729306  Argemone munita R. G. Swinney 1998-7-2 6229 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA0034962  Argemone munita subsp. argentea Carol Haines 1964-5-23 157 Los Angeles 13 miles from beginning of Old Ridge Route. 944 Comment
  SD66858  Artemisia californica R. Mitchel Beauchamp 1967-3-20 360 Los Angeles Santa Catalina Island, along beach road south of Avalon Comment
  UCR124738  Artemisia dracunculus B. C. Templeton 1932-8-26 5091 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  UCR127374  Artemisia dracunculus A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25577 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  UCR246488  Artemisia dracunculus Dan S. Cooper 2011-7-22 711- 85 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Vermont Canyon, Griffith Park, just north of tennis courts 323 Comment
  RSA417317  Artemisia dracunculus B. C. Templeton 1932-8-26 5091 Los Angeles West Blue Ridge, Big Pines Park. San Gabriel Mountains 2195 Comment
  SDSU6157  Artemisia nesiotica R. M. Beauchamp 1967-6-2 539 Los Angeles Below road one mile northeast of NOTPier, San Clemente Island. Comment
  UC284781  Artemisia nesiotica P. A. Munz 1923-4-9 6615 Los Angeles San Clemente Island Comment
  SEINET3398531  Artemisia nesiotica E. D. McArthur 2006-1 3090 Los Angeles San Clemente Island Comment
  RSA0021011  Artemisia tridentata Duncan S. Bell, Caitlin Elam 2013-7-11 5370 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  SBBG62481  Artemisia tridentata subsp. parishii R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  OBI6007  Artemisia tridentata subsp. tridentata Carl B. Wolf 1931-10-23 2493 Los Angeles San Gabriel mtns. Swartout Valley, 1 mi E of Wrightwood Lodge Comment
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Jul 4 2013
  RSA417400  Artemisia tridentata subsp. tridentata L. E. Hoffman 1934-7-24 s.n Los Angeles Holcomb Creek, Angeles National Forest, San Gabriel Mts. Comment
  POM122956  Asclepias californica Marcus E. Jones 1926-9-2 s.n. Los Angeles SAN GABRIEL MTNS: Swartout Valley. Comment
  UC586907  Asclepias californica Joseph Andorfer Ewan 1934-8-3 8430 Los Angeles Table Mt. trail to Swartout Valley floor; San Gabriel Mts., Table Mt. 2164 Comment
  RSA0104730  Asclepias eriocarpa Scott D. White, Pam De Vries 2004-5-18 10402 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SD112349  Aspidotis californica Darley F. Howe 1915-3-1 27 Los Angeles San Gabriel Mountains Comment
  RSA641510  Aster greatae L. C. Wheeler 1967-9-2 10588 Los Angeles San Gabriel Mts., Angeles National Forest: S slope Mt. Waterman 1890 Comment
  UCR110459  Aster greatae Scott D. White 1994-7-18 2270 Los Angeles San Gabriel Mtns., San Dimas Canyon; along San Dimas Canyon Road 488 Comment
  RSA93782  Aster greatae F. W. Peirson 1918-10-16 4733 Los Angeles Rubio Canyon, southern base of San Gabriel Mountains 732 Comment
  UCD104637  Astragalus asymmetricus Gordon J. Pilone 1963-4-15 265 Los Angeles Diamond Bar Ranch, Brea Canyon. Santa Ana Mt. Range. 609 Comment
  UC397264  Astragalus didymocarpus Geo. B. Grant Mar 1903 78 Los Angeles Garvanza Comment
  SEINET12159809  Astragalus didymocarpus H. M. Hall 1902-1 3057 Los Angeles Nr. Elizabeth Lake Comment
  CAS-BOT-BC182298  Astragalus didymocarpus var. didymocarpus Lois E. James 1947-4-13 1751 Los Angeles Near the County Poor Farm in Soledad Canyon Comment
  UCR223017  Astragalus didymocarpus var. dispermus R. G. Swinney 2009-5-5 10623 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC182841  Astragalus douglasii Ernest C. Twisselmann 1959-6-2 5335 Los Angeles Old Ridge Route, 7.7 miles south of Liebre Mountain Road 1036 Comment
  SD42016  Astragalus douglasii Darley F. Howe 1947-6-1 1581 Los Angeles Tehachapi Mountains Comment
  POM18190  Astragalus douglasii var. douglasii P. A. Munz 1923-8-31 7696 Los Angeles Mescal Creek, San Gabriel Mountains 1951 Comment
  RSA595872  Astragalus gambelianus T. S. Ross, Victor W. Steinmann 1995-5-8 8538 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  SBBG117012  Astragalus gambelianus S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1537 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  RSA599219  Astragalus gambelianus L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  RSA498882  Astragalus lentiginosus var. variabilis Fay A. MacFadden 1931-03 2962 Los Angeles Near Llano, Mojave Desert. Comment
  RSA151203  Astragalus miguelensis P. H. Raven 1962-7-11 18012 Los Angeles San Clemente Island, Wilson Cove 61 Comment
  POM228224  Astragalus nevinii Joseph Cook Nevin, Lyon 1885-04 s.n. Los Angeles San Clemente Island Comment
  SD85145  Astragalus nevinii E. R. Blakley 1963-12-8 6412 Los Angeles San Clemente Island, north of west Cove at Sand Point near Triangulation Point 'Driggs', old sand dunes back from beach 7 Comment
  CAS-BOT-BC194250  Astragalus pachypus Alice Eastwood; John Thomas Howell 1937-4-26 3973 Los Angeles Near Palmdale Comment
  UCR259685  Astragalus purshii Mitch Provance, Callen Huff 2009-4-28 10716 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UC63671  Astragalus purshii var. tinctus H. M. Hall June 1899 Los Angeles Schwartout Canyon San Antonio Mountains, Schwartout Canyon Comment
  CAS-BOT-BC194002  Astragalus trichopodus var. lonchus Grant 1900-3-28 2361 Los Angeles Avalon, Sta. Catalina Is. Comment
  SD107914  Astragalus trichopodus var. lonchus Larry DeBuhr 1977-4-16 2561 Los Angeles Santa Catalina Island Coastal bluffs around Little and Shark Harbours Comment
  OBI4450  Astragalus trichopodus var. lonchus Robert J. Rodin 1953-5-2 5813 Los Angeles Near White's Cove, Catalina Island Comment
  UCR211096  Atriplex amnicola Joseph Cahill 2009-7-22 3165 Los Angeles South Coast, Malibu Lagoon 1 Comment
  SBBG65366  Atriplex argentea var. expansa R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UC1601677  Atriplex confertifolia Katharine Brandegee Los Angeles Lancaster Comment
  UCR94677  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13986 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA593583  Atriplex lentiformis Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8908 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SBBG77607  Atriplex lentiformis subsp. breweri E. Z. Rett, P. C. Orr 1945-4-3 Los Angeles San Clemente Island Comment
  SD212556  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007 06 Los Angeles South Coast; along Pacific Coast Highway at Escondido Beach, ca. 5.0 miles west of Malibu near east base of Point Dume. 99 Comment
  RSA608828  Atriplex lentiformis subsp. lentiformis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Sand Canyon, Head of Placerita Canyon Hwy, Placerita Canyon Road. 609 Comment
  UCR187355  Atriplex lentiformis subsp. lentiformis R. E. Riefner Jr. 2006-7-29 06- 328 Los Angeles South Coast, Torrance, Victoria Park, Dominguez Channel, vicinity of Del Amo Blvd. and Carson Plaza Dr 9 Comment
  CAS-BOT-BC180901  Atriplex nummularia Carl B. Wolf 1931-12-30 2635 Los Angeles Playa del Rey 30 Comment
  SD72796  Atriplex pacifica F. R. Fosberg 1931-8-23 7290 Los Angeles San Pedro Hills. Comment
  CLARK-A1528-2547  Atriplex parryi John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  SD31220  Atriplex semibaccata Edith A. Purer 1931-4-28 Los Angeles Palos Verdes Hills. Comment
  IRVC28600  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-6-19 25203 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 282 Comment
  RSA715124  Avena fatua Daisie Huang 2006-3-9 60309 -1 Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  UC572679  Avena fatua Nell Murbarger March, 1936 89 Los Angeles San Clemente Island Comment
  UCR178905  Avena fatua R. G. Swinney 1989-6-27 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon at 'Owl Flats', 1.5 mi. northeast of Glendora Mtn. Road 457 Comment
  POM904  Azolla filiculoides Ivan M. Johnston 1917-5-13 1030 Los Angeles El Monte. 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
  RSA648644  Baccharis glutinosa Kelly Middleton, David Middleton 1988-5-23 34 Los Angeles Glendora Ridge Road, 6.5 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1067 Comment
  UCR119060  Baccharis pilularis Jeremiah George 2000-9-21 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Forrestal Quarry, open space north of Forrestal Dr. near the boundary with Rolling Hills 244 Comment
  SEINET3146004  Baccharis pilularis subsp. consanguinea E. Braunton 1230 Los Angeles Los Angeles Comment
  CAS-BOT-BC98166  Baccharis salicifolia Carl Epling; Lincoln Ellison 1929-4-27 s.n. Los Angeles Santa Monica Mountains - Topanga Canyon Comment
  POM250380  Baccharis salicifolia I. W. Clokey, E. G. Anderson 1931-3-11 5324 Los Angeles San Gabriel Mountains, San Gabriel Canyon 900 Comment
  RSA777919  Baccharis salicifolia R. G. Swinney 2009-5-6 10670 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  SEINET3246029  Baccharis salicifolia T. B. Salvato, Sandra Murcia 2007-1 2015 Los Angeles San Gabriel Mountains: Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir. Mount Wilson 411 Comment
  SEINET7003040  Baeria chrysostoma Wanda P. Vestal, A. G. Vestal 1955-3-26 3486 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  UCD150971  Bahiopsis parishii D. S. Park 2010-4-27 57 Los Angeles Ranch Santa Ana Botanic Garden 369 Comment
  UCR29864.1  Balsamorhiza deltoidea R. D. Goeden 1983-6-8 s.n. Los Angeles San Gabriel Mtns., Burnt Peak , Angeles National Forest 8 mi (airline) west of Lake Hughes 1646 Comment
  RSA21779  Balsamorhiza deltoidea C. B. Wolf 1937-5-20 8740 Los Angeles Tehachapi Mts., 1 mi. so. of Tejon Pass on Hungry Valley Road. 1280 Comment
  SDSU6484  Bellis perennis R. M. Beauchamp 1967-2-26 233 Los Angeles Growing in lawn in Vet's Park near Spring and Pacific Avenues in Long Beach City. Comment
  SBBG26691  Berberis nevinii C. B. Wolf 1927-7-27 682 Los Angeles 0.5 mi S of San Fernando, 2 blocks E of San Fernando Blvd Comment
  CAS-BOT-BC75813  Berberis pinnata F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp. San Gabriel Mountains. 914 Comment
  RSA0048531  Berberis thunbergii var. atropurpurea Jack Pepper 1953-5-22 s.n. Los Angeles Woodland Hills. Comment
  UCR126597  Beta vulgaris A. C. Sanders, Mark Elvin 2003-8-7 27158 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  LA94375  Beta vulgaris Peter H. Raven; Henry J. Thompson 1959-9-6 14387 Los Angeles Santa Monica Mountains, Malibu Creek, mouth of creek 12 Comment
  CDA6793  Bidens pilosa Ethelbert Johnson 1942-11-12 Los Angeles Vignes & Aliso Streets, Los Angeles. 0 Comment
  LA33467  Bloomeria crocea Peter H. Raven; 1959-5-9 14164 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  UCR223211  Bloomeria crocea R. G. Swinney 2009-5-27 10893 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UC1871210  Bloomeria crocea var. crocea T. S. Ross 1993-4-21 6852 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit 426 Comment
  RSA210972  Bloomeria crocea var. crocea C. W. Tilforth 1969-5-9 188 Los Angeles NW side of Colima Ave., 1/4 mi. N of Punta del Este St. intersection between Whittier & West Covina Comment
  SBBG72401  Boechera pulchra R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  CAS-BOT-BC25973  Boechera xylopoda Louis C. Wheeler 1932-4-9 569 Los Angeles 4 miles west southwest Fairmont, Antelope Valley. 914 Comment
  UCR205190  Boechera xylopoda R. G. Swinney 2008-5-2 8731 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA589329  Bowlesia incana T. S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8585 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  SBBG47533  Bowlesia incana M. B. Dunkle 1949-9-23 2085 Los Angeles White's Landing Comment
  RSA0042795  Brassica campestris Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga. 92 Acres Trippet Prop. 289 Comment
  RSA0115254  Brassica geniculata Richard G. Swinney 2010-5-25 12945 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR242920  Brassica geniculata R. G. Swinney 2009-8-6 11514 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
  CATA2046  Brassica nigra Steven A. Junak, Mark Hoefs 1998-6-12 723 Los Angeles Santa Catalina Island: W side of Catalina Harbor, near N end of harbor 15 Comment
  CSUSB530  Brassica rapa subsp. sylvestris Dean Jones 1966-2-19 S.N. Los Angeles Vacant lot on Whittier Blvd. and Ocean View Ave. 304 Comment
  POM155750  Brickellia californica M. B. Dunkle 1928-10-7 2012 Los Angeles Descanso Canyon 183 Comment
  POM351108  Brickellia californica F. R. Fosberg 1931-7-11 7201 Los Angeles Ridge Route nr Liebre summit. 335 Comment
  RSA573716  Brickellia californica Timothy S. Ross 1990-8-17 3129 Los Angeles S side of Blue Ridge, 0.6 mi. E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2060 Comment
  UC1119092  Brickellia californica J. Horton 1935-8-20 241 Los Angeles by Big Salton Dam (Fall, Lewis Paul Canyon, Pomona); Pomona, Fall, Lewis Paul Canyon 548 Comment
  POM351157  Brickellia nevinii Albert J. Perkins 1931-9-22 14978 Los Angeles Eaton Canyon, Sierra Madre Mts. Comment
  RSA616535  Brickellia nevinii Scott D. White 1995-10-19 3712 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  UCR61565  Brickellia nevinii R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Glendora Wilderness Park, south of water tank, N end of Englewild Ave. 351 Comment
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Mar 30 2010
  UC72240  Brodiaea jolonensis Pupils of Los Angeles High School 1904-4 Los Angeles Los Angeles Comment
  LA33369  Bromus arizonicus Peter H. Raven; 1959-5-3 14061 b Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  POM363996  Bromus berteroanus George B. Grant 1905-4-15 779 Los Angeles Pasadena. Comment
  CAS-BOT-BC221626  Bromus carinatus R. G. Swinney 2009-6-3 11034 Los Angeles Transverse Range; San Gabriel Mtns.: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG32115  Bromus carinatus R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -273 Los Angeles S side of White's Landing Comment
  UCR273448  Bromus carinatus R. G. Swinney 2011-5-19 14760 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  SEINET10520196  Bromus carinatus F. R. Fosberg 1931-3-4 Fosberg 54484 Los Angeles Just above beach near rock crusher, in dust & silt from crusher. Santa Catalina Island. Pebble Beach. Comment
  CAS-BOT-BC149196  Bromus carinatus var. carinatus Timothy S. Ross; Steve Boyd 1995-6-29 8657 Los Angeles Liebre Mountains. West summit of Liebre Mountain. 1703 Comment
  RSA682409  Bromus carinatus var. carinatus Valerie L. Soza, Bill Hogshead 2003-5-6 s.n. Los Angeles On Chantry Flat Road (2N41) from Picnic Ground to the north end of Santa Anita Canyon Road. 610 Comment
  UC1584928  Bromus carinatus var. carinatus Tim Ross, Steve Boyd 1991-7-24 5617 Los Angeles nne of Granite Mountain 1874 Comment
  POM363390  Bromus diandrus F. R. Fosberg 1931-3-25 S- 4356 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 15 Comment
  UCR192204  Bromus diandrus A. C. Sanders 2008-4-16 34899 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  CAS-BOT-BC155583  Bromus grandis G. B. Grant 1901-7-27 s.n. Los Angeles Mount Wilson. 1066 Comment
  LA13776  Bromus hordeaceus A. M. Johnson; 1932-4-8 3939 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  RSA151303  Bromus hordeaceus P. H. Raven 1962-5-8 17599 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 15 Comment
  SBBG95223  Bromus hordeaceus M. B. Dunkle 1928-3-31 1777 Los Angeles Little Harbor Comment
  UCR270976  Bromus hordeaceus R. G. Swinney 2011-4-28 14530 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  RSA249789  Bromus rubens R. F. Thorne 1973-5-11 43479 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano 1159 Comment
  SBBG95278  Bromus rubens M. B. Dunkle 1928-4-29 1917 Los Angeles Little Harbor Comment
  UCR200001  Bromus rubens Valerie Soza, Mariam Sidibeh 2003-3-26 1614 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
  UCR281999  Bromus rubens R. G. Swinney 2014-5-7 16418 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  POM364047  Bromus secalinus Anstruther Davidson 1889-1 s.n. Los Angeles Los Angeles. Comment
  RSA0077093  Bromus sterilis R. G. Swinney 2010-4-15 12224 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA0093471  Bromus tectorum Richard G. Swinney 2011-6-7 15064 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. 1573 Comment
  UCR190028  Bromus tectorum R. G. Swinney 1998-6-16 6985 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  UCSB49805  Bromus tectorum Black, Nan 1968-5-10 Los Angeles 25 yds S of Escondido Canyon Rd, 0.3 mi S of jct with State Highway 14 914 Comment
  RSA0019956  Bromus tectorum Dean Brown 1948-5-16 8 Los Angeles Near Mountain Avenue, 0.5 mile south of Angeles National Forest. 610 Comment
  RSA0019957  Bromus tectorum L. C. Wheeler 1968-4-26 s.n. Los Angeles Saddle immediately east of Magic Mountain Comment
  RSA0019994  Bromus tectorum Donald R. Bissing 1973-6-2 157 Los Angeles Evey Canyon, 0.9 mile from mouth of canyon, 854 Comment
  RSA608644  Calandrinia ciliata L. C. Wheeler 1931-3-8 s.n. Los Angeles Fischer s, [Vicinity of Claremont]. Comment
  RSA640020  Calandrinia ciliata L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ridge east of Ham Canyon. 754 Comment
  SD69024  Callitriche marginata Robert F. Thorne, D. Propst 1968-5-29 37697 Los Angeles Santa Catalina Island, margin of south end of Hay Press Reservoir. 405 Comment
  LA1844  Calochortus catalinae Bonnie Templeton; 1939-4-19 4587 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Huntington Palisades. 60 Comment
  SEINET3884913  Calochortus catalinae Keith Dobry 1991-5-22 D 627 Los Angeles Santa Monica Mts. 1 mi E of Las Virgenes off Mullholland Hwy. At Soka Univ. NE section.; 0 Comment
  UC1929606  Calochortus catalinae Mark Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 368 Los Angeles Channel Island; Santa Catalina Island: Santa Catalina Island. Ridge top running due west of jct Divide Rd and road to Avalon. Comment
  RSA702610  Calochortus invenustus Tim Thibault, Bryan Tutt, Dolores Gault 2004-6-18 317 Los Angeles Mt. Williamson 2090 Comment
  RSA701592  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1236 Los Angeles On fuel break above Evey Canyon. 793 Comment
  RSA735591  Calochortus plummerae A. Edwards, A. Rudalevige 2008-6-3 125 Los Angeles Los Angeles County: Sunset Canyon in Verdugo foothills N of Burbank, along a former fire break, in sandy soils mainly on a moderate SE facing slope. In california sagebrush scrub and mixed chaparral vegetation 534 Comment
  SBBG122077  Calochortus plummerae A. Parikh, N. Gale 2003-6-16 1750 Los Angeles 2 km E of jct of Bouquet Cyn Rd and Newhall Ranch Rd, N of Santa Clara River 390 Comment
  UCR280680  Calochortus plummerae R. G. Swinney 2014-5-27 16683 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  JEPS61757 Image available Calochortus venustus Frank W. Peirson 1920-5-16 2146 Los Angeles Tujunga San Gabriel Mts. 457 Comment
  UCR186660  Calochortus venustus A. C. Sanders 2006-5-16 32350 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  RSA0084657  Calystegia macrostegia R. G. Swinney 2010-3-10 11815 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA654187  Calystegia macrostegia subsp. arida Marilyn Porter 1991-5-19 37 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. 671 Comment
  LA50061  Calystegia macrostegia subsp. intermedia H. L.; 1939-9-23 1001 Los Angeles Santa Monica Mountains, Campus U.C.L.A 60 Comment
  UCR191512  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1998-7-8 6311 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA617394  Calystegia peirsonii Scott D. White, Sandy Leatherman 1998-6-4 6656 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed,North Lake Planned Community 425 Comment
  UCR154025  Calystegia peirsonii A. C. Sanders 2005-5-11 30163 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
  CAS-BOT-BC215911  Calystegia peirsonii Timothy S. Ross; Steve Boyd 1994-5-24 7851 Los Angeles North slopes draining toward Elizabeth Lake, south slopes toward Green Valley, Northeast summit of Grass Mountain, Liebre Mountains 1389 Comment
  RSA11037  Camissonia bistorta Carl B. Wolf 1928-3-29 1590 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  UCR206131  Camissonia bistorta A. C. Sanders, T. B. Salvato 2009-5-29 37051 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
  RSA304037  Camissonia californica Jim R. Shevock 1971-5-11 1052 Los Angeles Sierra Hwy, near Soledad Jct. 671 Comment
  RSA569939  Camissonia californica Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4849 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  SEINET13203124 Image available Camissonia californica R. G. Swinney 2010-1 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. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  UCR152657  Camissonia californica A. C. Sanders, Helen Kennedy 2005-4-13 29414 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCD103352  Camissonia campestris D. C. Finfrock 1950-4-21 24 Los Angeles 2.5 miles from Gorman on road to Lancater. Comment
  RSA72263  Camissonia cheiranthifolia subsp. suffruticosa F. W. Peirson 1951-2-7 789 Los Angeles Long Beach Comment
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Jan 30 2012
  RSA680170  Camissonia claviformis subsp. claviformis Scott D. White 2003-6-8 9513 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA517119  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1990-5-14 2474 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1015 Comment
  SEINET238518  Camissonia hirtella A. C. Sanders, D. Malueg 1998-6-24 22069 Los Angeles San Gabriel Mtns.: E of Big Tujunga Dam below Hwy 2 and above Tujunga Cyn. Rd. ridge above Josephine Creek So. Cal Edis 976 Comment
  RSA775516  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2010-5-20 5177 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA780008  Camissonia micrantha R. G. Swinney 2009-4-7 10301 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR220194  Camissonia micrantha R. G. Swinney 2009-4-7 10301 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR247506  Camissonia micrantha Dan S. Cooper 2013-3-7 313- 57 Los Angeles Western Transverse Range; Hollywood Hills, Griffith Park; sandy roadside at edge of Los Angeles Zoo, near Zoo Dr. 143 Comment
  RSA507527  Camissonia pallida subsp. pallida Louis C. Wheeler 1967-5-23 9681 Los Angeles San Gabriel Mts., Angeles National Forest: ravine immediately SW of mouth of Bear Canyon of Soledad Canyon, dry sunny ridge about low bushes. 671 Comment
  UC1122293  Camissonia strigulosa Jerome S. Horton 1936-5-26 348 Los Angeles Brown's Flat Cucamonga Quadrangle Comment
  UC56463  Camissonia strigulosa H. M. Hall May 1 1902-May 3 1902 3051 Los Angeles vicinity of Elizabeth Lake Antelope Valley 838 Comment
  RSA454097  Camissonia strigulosa N. C. Cooper 1944-4-23 1101 Los Angeles Pomona. 244 Comment
  SD64162  Camissoniopsis bistorta W. Bertsch 1953-4-17 56 Los Angeles Claremont Comment
  CAS-BOT-BC160428  Camissoniopsis cheiranthifolia subsp. suffruticosa L. R. Abrams 1901-5-28 1679 Los Angeles Ballona Harbor Comment
  SD39520  Camissoniopsis hirtella Edith A. Purer 1935-5-11 6590 Los Angeles Santa Monica Mountains Comment
  CHSC35420  Camissoniopsis pallida subsp. pallida James Henrickson 1973-5-12 9602 Los Angeles 6 (air) miles SE of Pearblossum, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St. 1234 Comment
  SBBG20499  Camissoniopsis robusta E. R. Blakley 1963-12-7 6352 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  SBBG106883  Capsella bursa-pastoris M. L. Hoefs, R. F. Thorne 1996-4-6 2603 Los Angeles Pebbly Beach 6 Comment
  UC855841  Cardamine californica I. W. Clokey, E. G. Anderson 1931-3-11 5323 Los Angeles San Gabriel Canyon 1200 Comment
  RSA762452  Cardamine hirsuta R. G. Swinney 2009-2-20 10005 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  RSA719500  Cardaria draba Gary Kovnat, LeRoy Gross 2004-4-25 53 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  RSA0013595  Carex alma Orlando Mistretta, Christine Mistretta 2011-6-30 5778 Los Angeles North Fork Mill Creek; along Forest Road 3N27 1200 Comment
  RSA364582  Carex alma Anstruther Davidson 1906-6-1 1487 Los Angeles Big Rock Creek Comment
  CAS-BOT-BC17662  Carex alma Robert F. Thorne; M. Z. Thorne 1966-8-29 36587 Los Angeles Angeles National Forest. San Gabriel Mountains. 1676 Comment
  RSA586455  Carex alma Orlando Mistretta 1994-6-21 1377 Los Angeles San Gabriel Mountains. Santiago Canyon. Drainage northwest of Pacifico Mountain. 1890 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
  RSA364612  Carex barbarae Anstruther Davidson 1890-1 s.n. Los Angeles Cienega. Comment
  RSA88649  Carex barbarae F. W. Peirson 1920-5-8 2685 Los Angeles San Rafael Hills, west of Arroyo Seco. Comment
  RSA0033679  Carex fracta Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5433 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  RSA230053  Carex multicaulis Robert F. Thorne 1971-6-26 40594 Los Angeles Summit of Mt. Wilson 1738 Comment
  RSA601838  Carex pellita Steve Boyd 1996-4-25 8691 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  RSA225812  Carex phaeocephala Robert F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41063 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing ridge of Mt. San Antonio along trail to Dawson Peak. 2927 Comment
  CAS-BOT-BC118428  Carex praegracilis George B. Grant 1904-6-5 6265 Los Angeles Ballona Salt Marsh Comment
  RSA230652  Carex schottii Robert F. Thorne 1969-7-9 38560 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 Comment
  RSA364693  Carex schottii Anonymous 1920-4-17 s.n. Los Angeles Santa Anita Canyon Comment
  CAS-BOT-BC115643  Carex triquetra LeRoy Abrams 1901-4-1 1280 Los Angeles Santa Monica Mts. 243 Comment
  RSA583073  Carex triquetra Timothy S. Ross 1993-4-22 6908 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 289 Comment
  RSA0106833  Castilleja affinis R. G. Swinney 2011-6-15 15177 A 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
  RSA161236  Castilleja affinis Peter H. Raven 1962-5-22 17821 Los Angeles Santa Catalina Island, above Emerald Bay. 122 Comment
  UC1551894  Castilleja affinis subsp. affinis Lyman Benson 1947-4-29 12344 Los Angeles Indian Hill Blvd., Claremont; Claremont 426 Comment
  SDSU10852  Castilleja exserta Gerald Collier 1951-4-7 Los Angeles At Point Dume, about 2 miles W of US Hwy 101. Comment
  RSA611506  Castilleja exserta subsp. exserta Louis C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mountains: Spring Hill, San Antonio Canyon. 1220 Comment
  RSA616310  Castilleja foliolosa Scott D. White, Pam De Vries 1998-4-20 6306 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA774590  Castilleja foliolosa Orlando Mistretta, Christine Mistretta 2010-6-10 5299 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
  SBBG31543  Castilleja foliolosa R. M. Beauchamp 1967-3-20 349 Los Angeles above Avalon Pt, S of Avalon Comment
  UCSB72607  Castilleja foliolosa Soza, Valerie; Boyd, Steve; Lubinsky, Leland 2000-6-29 Los Angeles Liebre Mountains: Knapp (Kelly) Ranch, Upper Cienega Canyon, off FS Road 7N22.1 975 Comment
  CAS-BOT-BC243780  Castilleja gleasoni Timothy S. Ross; Steve Boyd 1990-5-23 2641 Los Angeles North-norhwesterly ridge descending from Messenger Peak on the watershed divide between Mill Canyon and Moody Canyon, Mt. Gleason area, San Gabriel Mountains 1304 Comment
  CAS-BOT-BC32537  Castilleja gyroloba Francis Whittier Pennell 1940-4-18 25140 Los Angeles Route 99 near Oak Flat Camp 914 Comment
  UCR138503  Castilleja plagiotoma L. C. Wheeler 1970-6-28 s.n. Los Angeles San Gabriel Mtns., Blue Ridge 2241 Comment
  SBBG118771  Castilleja subinclusa subsp. subinclusa L. Gross with P. Morton 2004-6-10 1378 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1590 Comment
  RSA0086400  Caulanthus amplexicaulis R. G. Swinney 1998-7-10 6376 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  SBBG125457  Caulanthus amplexicaulis A. Parikh, N. Gale 2010-6-18 3325 Los Angeles upper Big Tujunga Cyn, 1 km N of St Hwy 2, 0.2 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1270 Comment
  UCR108336  Caulanthus cooperi L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, c. 0.5 mi [southeast] of Blum Ranch 945 Comment
  UCR190395  Caulanthus cooperi R. G. Swinney 2001-4-18 7901 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR95372  Caulanthus coulteri var. coulteri T. S. Ross 1995-4-7 8363 Los Angeles Liebre Mtns., Templin Hwy, c. 1800-1900 ft NE of intersection with the Old Ridge Rt. 832 Comment
  CAS-BOT-BC40212  Caulanthus lasiophyllus Peter H. Raven 1962-3-27 16994 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east of Portugese Bend. Comment
  UCR126659  Caulanthus lasiophyllus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26110 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
  RSA261699  Ceanothus arboreus Brandegee 1889-05 s.n. Los Angeles Santa Catalina Island Comment
  SBBG31117  Ceanothus arboreus R. F. Thorne 1966-4-29 Los Angeles below rd to White's Landing above turn-off to Echo Lake 411 Comment
  UCR65196  Ceanothus arboreus F. R. Fosberg 1931-4-2 S- 04448 Los Angeles Channel Islands, Santa Catalina Island, divide between Hamilton and Descanso Canyons 250 Comment
  SEINET4044020  Ceanothus arboreus R. Moran 1941-1 607 Los Angeles Ridge between Johnson's Valley and Howland's Valley, Santa Catalina Island. 121 Comment
  RSA398872  Ceanothus crassifolius Albert J. Perkins 1913-2-23 s.n. Los Angeles Mt. Wilson Trail. 762 Comment
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Jun 16 2012
  HSC24324  Ceanothus crassifolius var. crassifolius James Henrickson 1972-3-19 7180 Los Angeles 9 mi (air) NE of La Canada, margin of Upper Big Tujunga Canyon about 1.0 mi (air) N of Hwy. 2 1341 Comment
  CAS-BOT-BC49261  Ceanothus cuneatus P. A. Munz 1920-3-10 3334 Los Angeles Claremont Comment
  UC1745665  Ceanothus greggii var. vestitus Annetta M. Carter 1951-5-21 3059 Los Angeles Fork of Little Rock Creek 1.3 mi. S of Little Cedars Campground. San Gabriel Mtns. Comment
  JEPS42311  Ceanothus integerrimus J. R. Hall 1917-5-28 4 -H Los Angeles near Elizabeth Lake; Santa Barbara Forest 914 Comment
  RSA654200  Ceanothus integerrimus Kelly Middleton, David Middleton 1988-5-8 2 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt Baldy Road intersection. 1220 Comment
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Jun 2 2014
  RSA164796  Ceanothus leucodermis Wesley O. Griesel 1963-5-9 783 Los Angeles Little Rock Canyon about 5 mi. above dam, San Gabriel Mts. 1220 Comment
  UC79863  Ceanothus megacarpus var. insularis Katharine Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  LA43626  Ceanothus megacarpus var. megacarpus A. M. Johnson; 1928-2-16 2777 Los Angeles Santa Monica Mountains, Griffith Park Comment
  CAS-BOT-BC50485  Ceanothus oliganthus L. R. Abrams 1906-7-19 s.n. Los Angeles Mount Wilson Trail 1066 Comment
  POM2826  Ceanothus oliganthus O. Kenney 1893-2-15 s.n. Los Angeles Mountains, collected near Pasadena Comment
  UCR255468  Ceanothus oliganthus Dan S. Cooper 2014-5-23 514- 09 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, upper Vista del Valle Rd. northeast of Mt. Hollywood 348 Comment
  LA201541  Ceanothus oliganthus var. oliganthus Arthur C. Gibson; 2001-4-8 4890 Los Angeles SIMI HILLS, Chatsworth, Santa Susana fire road at NE-most Simi Hills. 358 Comment
  RSA638811  Ceanothus oliganthus var. oliganthus Valerie L. Soza, Laura Moore 1999-6-30 591 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  UC1071383  Ceanothus spinosus A. D. Gifford 1934-4-25 167 Los Angeles top Castro Pk.; Triunfo Pass Quadrangle Comment
  CAS-BOT-BC63296  Ceanothus tomentosus var. olivaceus Cecil Hart 1927-5-1 s.n. Los Angeles San Dimas Canyon. Comment
  RSA608873  Cenchrus longispinus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  SD112011  Centaurea cineraria Linda Allen, Betsy Carpenter 1975-3-22 Los Angeles Santa Catalina Island. North end of Avalon Bay. Comment
  RSA598908  Centaurea melitensis R. G. Swinney 1969-1 538 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. 0.6 mi. N of Sierra Madre Ave. on N Pennsylvania Ave. 365 Comment
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May 12 2013
  UCR281287  Centaurea melitensis R. G. Swinney 2014-5-8 16471 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
  POM351499  Centaurea melitensis E. S. Spalding 1923-6-25 s.n. Los Angeles Eagle Rock. Comment
  RSA600100  Centaurea repens L. C. Wheeler 1948-6-22 6659 Los Angeles Culver City. At foot of Baldwin Hills beside Jefferson Blvd., 1/2 mi. southwest of intersection of Higuera Rd. and Jefferson. Comment
  HSC79758  Centranthus ruber Janice Ragsdale 1972-5-26 27 Los Angeles Santa Monica Mtns., 2 mi. NW of Topanga and Topanga Canyon Rd. on Old Topanga Rd. 98 Comment
  SD244080  Centromadia pungens subsp. pungens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7988 Los Angeles Mojae Desert: Antelope Valley, N of Lancaster, along west side of Sierra Highway, 670 m north of Ave B and 940 m south of Ave A. 704 Comment
  UCR197749  Centrostegia thurberi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 56 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  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
  RSA533461  Cerastium glomeratum Timothy S. Ross 1991-4-21 4511 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  LA47738  Cercocarpus betuloides Elizabeth McClintock; 1936-4-9 sn Los Angeles Sandbergs Comment
  RSA250435  Cercocarpus betuloides var. betuloides Robert F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41610 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
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Nov 5 2014
  SBBG70708  Cercocarpus betuloides var. betuloides V. Duran 1933-8-10 3544 Los Angeles South Fk Big Rock Crk 1394 Comment
  UC72967  Cercocarpus betuloides var. betuloides Pupils of Los Angeles High School June 1904 Los Angeles near Los Angeles Comment
  UC415485  Cercocarpus betuloides var. betuloides unknown March 1901 Los Angeles Southern California Comment
  CAS-BOT-BC137244  Cercocarpus betuloides var. blancheae June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  UC1348917  Cercocarpus ledifolius Robert F. Thorne and John Olmstead 1965-8-26 35375 Los Angeles Prairie Forkne of Camp Lupine (Angeles National Forest, San Gabriel Mountains); San Gabriel Mountains, Angeles National Forest 2148 Comment
  RSA718065  Cercocarpus ledifolius var. ledifolius R. G. Swinney 1997-8-19 5821 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  RSA0114886  Chaenactis artemisiifolia R. G. Swinney 2011-4-26 14505 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  JEPS30577  Chaenactis fremontii Donald M. Kyhos 1957-4-30 57 -122 Los Angeles 5 mi below summit of Goode Pass Comment
  RSA003840  Chaenactis glabriuscula Fay A. MacFadden 1930-06 1993 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  SFV15344  Chaenactis glabriuscula J. C. Dittes, P. Dittes 1990-3-31 57 Los Angeles San Gabriel Mountains Roadcut on Little Tujunga Canyon Road, 0.5 miles southwest of Gold Creek Road turnoff. 460 Comment
  UCR155358  Chaenactis glabriuscula A. C. Sanders 2005-5-5 29870 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UCR277047  Chaenactis glabriuscula R. G. Swinney 2010-6-8 13222 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  POM351757  Chaenactis glabriuscula Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles La Crescenta Comment
  RSA0080972  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-28 12400 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA599834  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz 1997-5-6 9746 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SBBG120151  Chaenactis glabriuscula var. glabriuscula R. Burgess, P. Munro 1999-4-17 3255 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk above second narrows 381 Comment
  UC481127  Chaenactis glabriuscula var. glabriuscula Katharine Brandegee Los Angeles Saugus Comment
  CAS-BOT-BC277826  Chaenactis santolinoides Grant 1906-6-10 6903 Los Angeles Summit Mt. Wilson Comment
  CAS-BOT-BC277827  Chaenactis santolinoides A. R. K. 1939-8-6 286 Los Angeles Mt. Islip, San Gabriel Mts. 2511 Comment
  PASA2195  Chaenactis santolinoides Margaret Stason 1931-6-13 Los Angeles Buckhorn flats, San Gabriel Mts. Comment
  RSA729868  Chaenactis xantiana R. G. Swinney 1999-6-5 7262 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
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Nov 27 2016
  UCR180375  Chaenactis xantiana Scott D. White, Pam Devries 2006-5-9 11416 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  RSA226999  Chamaesyce albomarginata R. F. Thorne, C. W. Tilforth 1971-6-17 39969 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SBBG4008  Chamaesyce albomarginata H. and M. Dearing 1936-5-16 973 Los Angeles Red Hill Comment
  SFV20836  Chamaesyce melanadenia L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 706 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 622 Comment
  UC17645  Chamaesyce melanadenia William H. Brewer Dec 14 1860-Dec 19 1860 54 Los Angeles Sierra Santa Monica; Camp 2 Comment
  RSA685738  Cheilanthes gracillima H. de Forest 1931-06 s.n. Los Angeles Santa Barbara National Forest. Comment
  POM18207  Cheilanthes newberryi Philip A. Munz 1923-4-10 6729 Los Angeles San Clemente Island: in canyons of middle of island Comment
  SEINET3245993  Chenopodium R. G. Swinney 2009-1 11488 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. 628 Comment
  UCR255483  Chenopodium Dan S. Cooper 2014-6-12 614- 14 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, west edge of Wilson-Harding Golf Course, east of Boys Camp Rd. 149 Comment
  UCR277234  Chenopodium R. G. Swinney 2010-10-5 13974 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA776553  Chenopodium album Orlando Mistretta, Christine Mistretta 2010-6-14 5316 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  RSA478378  Chenopodium album Gertrude Dunn 1931-3-28 s.n. Los Angeles Palos Verdes Comment
  RSA0105026  Chenopodium berlandieri R. G. Swinney 2011-10-18 15814 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA0115755  Chenopodium berlandieri R. G. Swinney 2011-3-29 14278 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  UCR210202  Chenopodium berlandieri R. G. Swinney 2008-9-4 9410 Los Angeles San Gabriel Mtns., Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  UCR259942  Chenopodium berlandieri R. G. Swinney 2010-4-13 12211 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UCD97900  Chenopodium berlandieri var. zschackei W. M. Phillipson 1915-1 s.n. Los Angeles Monrovia. Comment
  RSA478476  Chenopodium californicum H. L. Bauer 1931-3-1 s.n. Los Angeles Tunas Canyon near Topanga Canyon. Comment
  UCR209246  Chenopodium fremontii R. G. Swinney 2008-10-8 9530 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  POM158114  Chenopodium murale L. R. Abrams 1902-8-20 2965 Los Angeles Inglewood. Comment
  SD239704  Chenopodium pratericola R. G. Swinney 1998-9-4 6909 Los Angeles San Gabriel Mountains: Northwest of Wrightwood, eastern end of Jackson Flat (Mescal Creek 7.5'Q) Area burned in summer, 1997. 2287 Comment
  RSA594658  Chenopodium pumilio L. C. Wheeler 1945-9-20 6157 Los Angeles San Gabriel Mountains. Kinneloa ( Sycamore ) Canyon. 335 Comment
  SEINET4565666  Chloris gayana P. Kennedy 1920-7-31 3529 Los Angeles Los Angeles Comment
  UCR124384  Chlorogalum pomeridianum I. W. Clokey, B. C. Templeton 1929-1 4587 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 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
  LA200756  Chorizanthe staticoides Jonathan Sauer; 1969-6-21 45 98 1 Los Angeles 853 Comment
  POM307202  Chorizanthe staticoides Henry J. Ramsey, Henry J. Ramsey 1937-6-23 2068 Los Angeles North Craig Ave., Altadena. Comment
  RSA382673  Chorizanthe staticoides Bonnie C. Templeton 1940-6-24 s.n. Los Angeles 3 miles west of Elizabeth Lake. Comment
  UC205953  Chorizanthe staticoides I. Johnston 1917-5-13 27 P Los Angeles San Gabriel Wash 152 Comment
  UCR155121  Chorizanthe staticoides A. C. Sanders 2005-5-5 29934 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  CAS-BOT-BC280029  Cirsium mohavense S. B. Parish; W. F. Parish 1886-6-1 1834 Los Angeles Rabbit Springs, Mojave Desert Comment
  POM352155  Cirsium occidentale var. venustum Norman C. Cooper 1945-5-1 2230 Los Angeles Tapia Park area, 701 Comment
  UCR859  Cirsium vulgare Shirley Ward 1957-4-20 s.n. Los Angeles San Gabriel Valley, Yard of private residence at 1624 Brighton Ave., Duarte 213 Comment
  RSA578281  Cistanthe monandra Timothy S. Ross, Steve Boyd 1994-5-4 7644 Los Angeles Liebre Mountains, San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit. 1055 Comment
  CAS-BOT-BC228705  Cistanthe umbellata W. R. Ernst 1957-4-19 162 Los Angeles Along Highway 6, 2.9 miles north of junction with Angeles Crest Highway (2) Comment
  HSC16284  Clarkia bottae David Porter 1965-5-6 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  LA200701  Clarkia bottae Sharon Johnston; 1957-5-14 35 Los Angeles Santa Monica Mountains, Mulholland Road, 6.0 mi W of Fire Station 396 Comment
  RSA448241  Clarkia bottae Bonnie C. Templeton 1930-5-27 1464 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  UC1071974  Clarkia bottae H. and M. Lewis 1946-7-14 31 Los Angeles 0.6 mi from Sepulveda Blvd. (North Sepulveda Way); Santa Monica Mt. Comment
  RSA240686  Clarkia dudleyana Donald R. Bissing 1973-6-2 117 Los Angeles Every Canyon, San Gabriels Mts. 0.4 mile from canyon mouth along roadside. 732 Comment
  RSA701179  Clarkia dudleyana Walter Wisura 5171 Los Angeles Evey Canyon off Mt. Baldy Rd. Comment
  UCD15675  Clarkia dudleyana Anne B. Overturf 1989-5-28 17 Los Angeles Eaton Canyon. 365 Comment
  RSA155851  Clarkia epilobioides Peter H. Raven 1962-5-22 17823 Los Angeles Santa Catalina Island, above Emerald Bay. 122 Comment
  RSA600081  Clarkia heterandra Steve Boyd, Lauren Raz 1997-5-20 9795 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
  UCR273559  Clarkia purpurea R. G. Swinney 2011-5-10 14637 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  SBBG60316  Clarkia purpurea subsp. purpurea R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Comment
  SBBG113094  Clarkia purpurea subsp. quadrivulnera S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 366 Los Angeles Cape Cyn, on W side of Cape Cyn Rd, ca. 1.2 rd mi from intersection with Middle Ranch Cyn Rd 274 Comment
  RSA448334  Clarkia rhomboidea Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak. Comment
  CAS-BOT-BC165505  Clarkia unguiculata Le Roy Abrams 1899-4-1 305 Los Angeles [Sepulverda Canon] Sepulveda Canyon, S. Monica Mts Comment
  POM214269  Clarkia unguiculata Louis C. Wheeler 1932-5-25 759 Los Angeles Santa Monica Mountains: Sepulveda Canyon. 244 Comment
  RSA0056209  Clarkia unguiculata Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  UC129020  Clarkia unguiculata H. M. Hall and H. P. Chandler 1906-6-12 7405 Los Angeles near Saugus 381 Comment
  UCR258923  Clarkia unguiculata R. G. Swinney 2010-5-7 12615 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  SEINET10969625  Clarkia unguiculata Tim Holtsford 1992-5-31 Holtsford 920531 -1-A Los Angeles Mandeville canyon rd, just n and across the st from 3676 canyon rd. Coastal sage-scrub with oaks, sycamores, elderberry, many cultivar. Comment
  RSA0094371  Clarkia xantiana R. G. Swinney 2011-5-31 14922 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA779206  Claytonia parviflora R. G. Swinney 2009-6-8 11075 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CATA3014  Claytonia parviflora subsp. parviflora Amy Catalano 2016-2-25 020 Los Angeles Santa Catalina Island: Above riparian area along Ben Weston Trail 3 Comment
  CHSC100789  Claytonia parviflora subsp. parviflora Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 62 A Los Angeles Transverse Ranges; San Gabriel Mountains region. Off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UCR220370  Claytonia perfoliata R. G. Swinney 2009-4-16 10364 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UCR223442  Claytonia perfoliata R. G. Swinney 2009-6-3 11058 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC439912  Claytonia perfoliata subsp. intermontana C. F. Baker 1904-4-22 4726 Los Angeles Monrovia Comment
  CAS-BOT-BC92643  Clematis ligusticifolia Timothy S. Ross; Steve Boyd 1994-9-20 8263 Los Angeles Liebre Mountains. Lower Spunky Canyon. This stretch draining south southeast, exiting into Bouquet Reservoir. 934 Comment
  POM153288  Clematis ligusticifolia P. A. Munz, I. M. Johnston 1928-9-4 11144 Los Angeles Bouquet Canyon. 762 Comment
  UCR223246  Clematis ligusticifolia R. G. Swinney 2009-7-22 11366 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  CDA7444  Cnicus benedictus T. S. Ross, Steve Boyd 1990-6-6 2844 Los Angeles Green Valley Pasture, in San Francisquito Canyon Comment
  RSA599626  Collinsia bartsiifolia var. davidsonii Steve D. Boyd, Lauren Raz 1997-4-16 9520 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  POM18262  Collinsia callosa Philip A. Munz 1923-5-26 6803 Los Angeles Big Rock Creek. 1280 Comment
  RSA79814  Collinsia callosa F. W. Peirson 1923-5-25 3530 Los Angeles along stream on south side of canyon of Rock Creek, San Gabriel Mountains. 1296 Comment
  POM184509  Collinsia childii Thomas Craig 1927-6-8 399 Los Angeles In Bear Canyon Trail to Mt. San Antonio Comment
  JEPS7424  Collinsia heterophylla Ira W. Clokey, B. Templeton 1929-5-1 4461 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 550 Comment
  RSA408341  Collinsia heterophylla M. B. Dunkle 1933-6-17 3599 Los Angeles San Antonio River Canyon. 915 Comment
  RSA586532  Collinsia heterophylla Tim S. Ross 1992-5-24 6404 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  SBBG129317  Collinsia parryi A. Parikh, N. Gale 2012-5-2 3583 Los Angeles W Fork San Gabriel River, 1.0 km E of Cogswell Dam 643 Comment
  UCR190813  Collinsia torreyi R. G. Swinney 1999-7-5 7515 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  LA32181  Conium maculatum Peter H. Raven; Henry J. Thompson 1959-9-27 14511 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  RSA650757  Convolvulus Eleanor McClung 1937-5-2 157 Los Angeles Coast Ranges near Lake Malibu. Comment
  SBBG13284  Convolvulus simulans M. A. Piehl 1962-6-9 62347 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR209877  Conyza canadensis R. G. Swinney 2008-9-9 9330 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR277182  Conyza canadensis R. G. Swinney 2010-10-5 13973 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  UCR24894  Cordylanthus maritimus subsp. canescens A. C. Sanders 1980-8-17 1770 Los Angeles Antelope Valley, marshy area at the SW edge of Rosamond Dry Lake about 1/2 mi east of the E end of Ave. 'C 671 Comment
  RSA549141  Cordylanthus rigidus subsp. setiger Tim S. Ross 1992-7-16 6698 Los Angeles San Gabriel Mountains: ridgeline between Iron Mountain and Condor Peak; 134 degrees SE, 1020m distant from Iron Mountain summit. 1479 Comment
  UC1536841  Coreopsis bigelovii G. H. True Jr. 1935-3-27 170 Los Angeles 5 mi sw Palmdale 944 Comment
  CDA21769  Coreopsis californica A. C. Browne 1954-5-9 Los Angeles Llano. 0 Comment
  CAS-BOT-BC287090  Coreopsis douglasii Marcus E. Jones 1882-5-2 3361 Los Angeles Pasadena Comment
  POM356139  Corethrogyne filaginifolia E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  SBBG8016  Corethrogyne filaginifolia H. and M. Dearing 1937-10-15 2892 Los Angeles Mint Cyn Comment
  SFV14735  Corethrogyne filaginifolia J. C. Dittes 1989-10-28 21 Los Angeles San Gabriel Mountains West Fork of San Gabriel River, 1.3 miles up access road from highway. South side of canyon. 671 Comment
  RSA506845  Corethrogyne filaginifolia var. filaginifolia Louis C. Wheeler 1967-8-24 10492 Los Angeles Angeles National Forest: SW slope of Mt. Waterman. 2164 Comment
  SD43512  Corethrogyne filaginifolia var. filaginifolia Philip A. Munz 1947-9-18 12135 Los Angeles Mint Canyon Public Camp, northeast of Saugus. 760 Comment
  POM356145  Corethrogyne filaginifolia var. glomerata F. R. Fosberg 1931-8-11 S 5650 Los Angeles Pine Flats, Islip Trail, 1/2 mile below Big Cienega, N fork San Gabriel Canyon, San Gabriel Mountains. 1900 Comment
  CATA3472  Corymbia ficifolia Stuart Olshevski, Julia Parish, Jaimie Choi 2017-6-13 008 Los Angeles Santa Catalina Island: Channel side; Toyon Bay in camp landscaping 15 Comment
  SD253380  Cotula australis R. G. Swinney 2011-3-26 14222 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  UCR271752  Cotula australis R. G. Swinney 2011-3-26 14222 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  SBBG130570  Cotula australis S. A. Junak 2000-4-1 SCa 1155 Los Angeles Cherry Valley, just inland from main rd, along trail 60 Comment
  RSA518485  Crassula argentea A. C. Sanders 1988-2-3 7595 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA545172  Crassula connata var. eremica Tim Ross 1992-4-15 6195 Los Angeles San Clemente Island. Central upland portion of the island, SW ofLedge; 236 degrees SW, ca 170m distant from summit ofLedge. 393 Comment
  SD129305  Crassula ovata A. C. Sanders 1988-2-3 7595 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. Comment
  RSA595018  Crossosoma californicum Mark Hoefs 1996-4-6 2670 Los Angeles Santa Catalina Island. Old Bird Park, Avalon canyon. 104 Comment
  RSA598217  Crossosoma californicum Sara L. Crockett 1996-12-7 555 Los Angeles [Santa Catalina Island], 2 miles E of USC Marine Center on Two Harbors Road (from Little Harbor) 335 Comment
  RSA480561  Croton californicus A. Menke 1955-3-26 s.n. Los Angeles Point Dume, California. Comment
  RSA585028  Croton californicus T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: granitic alluvium of slight southwesterly slope on the NW side of Indian Hill Mesa (i.e. The Back 40). 409 Comment
  UCR131446  Croton californicus Alison Lipman 1998-4-24 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  SBBG12798  Croton setiger E. R. Blakley 1962-10-3 5369 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  UCD59834  Crypsis schoenoides Mike Grayum; Daryl Koutnik and Bill Balch 1977-11-20 855 Los Angeles San Fernando Valley, Big Tujunga Wash, behind Hansen Dam. 304 Comment
  UCR259354  Crypsis schoenoides R. G. Swinney 2010-9-7 13687 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA783423  Cryptantha J. D. Olmsted 1959-3-27 322 Los Angeles On terrace 1/4 mile SW of stream gaging station below San Dimas Ranger station; Mt. Range: San Gabriel Mts; Drainage area: San Dimas Creek. 488 Comment
  RSA191004  Cryptantha barbigera R. F. Thorne 1963-5-15 31683 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  POM8696  Cryptantha clevelandii P. A. Munz, R. D. Harwood 1920-3-13 3299 Los Angeles San Jose Hills, 2.5 miles west of Pomona. 305 Comment
  SBBG39455  Cryptantha clevelandii E. R. Blakley 1963-4-7 5502 Los Angeles Little Harbor 15 Comment
  RSA777620  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-20 5147 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  SBBG126951  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-2 3407 Los Angeles 0.1 km S of Avenue M, 0.3 km E of 80th St W; Antelope Valley 790 Comment
  UCR51028  Cryptantha decipiens A. C. Sanders, E. J. Lawlor 1988-4-3 7735 Los Angeles Southern Mojave Desert, 1.3 mi. NW of the San Bernardino County line on Hwy 138, c. 2 mi. NW of Pinyon Hills. 1159 Comment
  LA36516  Cryptantha intermedia Peter H. Raven; 1960-5-15 15370 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  RSA709534  Cryptantha intermedia George K. Helmkamp, E. Helmkamp 1998-5-21 4045 Los Angeles Western Mojave Desert: Junction of Munz Road and Lake Elizabeth Road north of Lake Elizabeth. 1006 Comment
  RSA726024  Cryptantha intermedia A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26131 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. 488 Comment
  SDSU5448  Cryptantha intermedia A. H. Gallup 1949-3-18 348 Los Angeles Claremont - Open fields on Amhearst Ave. 366 Comment
  SFV16010  Cryptantha intermedia P. W. Byrne, H. Levin 1994-4-10 10 Los Angeles San Gabriel Mountains Live Oak Campground, along Bear Canyon. 600 Comment
  SFV20991  Cryptantha intermedia L. Gross, V. Soza 2003-5-15 900 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains north of La Tuna Canyon road. Started at end of Elben Ave., climbed north to ridgetop south of McDonald Creek, then east along ridgeline, then came back down into a small canyon at the end of Elben Place just east of where started. Gentle, east-facing slope near ridgetop on south-facing side of ridge line. 396 Comment
  UC450950  Cryptantha intermedia Fay A. MacFadden 1931-3-1 45 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UC56845  Cryptantha intermedia W. C. Blasdale Jun 1891 Los Angeles Santiago Canyon Comment
  UC61118  Cryptantha intermedia J. H. Barber 1897-1 223 Los Angeles Bear Canyon Comment
  UCR182387  Cryptantha intermedia R. G. Swinney 1998-5-9 6050 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 201 Comment
  UCR277216  Cryptantha intermedia R. G. Swinney 2010-5-25 12941 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  POM338020  Cryptantha intermedia F. R. Fosberg 1932-6-18 10687 Los Angeles head of Pine Canyon 572 Comment
  RSA661027  Cryptantha maritima Orlando Mistretta 1992-4-5 170 Los Angeles Guds, San Clemente Island. Comment
  RSA603903  Cryptantha micromeres L. C. Wheeler 1975-6-8 s.n. Los Angeles Cane Creek 1189 Comment
  UCR95593  Cryptantha microstachys Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8552 Los Angeles Liebre Mtns., upper Osito Canyon between Interstate 5 and Old Ridge Route 854 Comment
  POM71281  Cryptantha muricata Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  SEINET4044559  Cryptantha muricata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UC551843  Cryptantha muricata F. R. Fosberg 1932-3-28 10622 Los Angeles hills between Del Rey and El Segundo 25 Comment
  UCR223338  Cryptantha muricata R. G. Swinney 2009-5-20 10853 B Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR258733  Cryptantha muricata R. G. Swinney 2010-3-16 11922 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UCR271158  Cryptantha muricata R. G. Swinney 2011-7-8 15501 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR273436  Cryptantha muricata var. denticulata R. G. Swinney 2011-4-26 14472 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA0079198  Cryptantha muricata var. denticulata Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Above Pine Flats, San Gabriel Mts. Comment
  SBBG63798  Cryptantha muricata var. jonesii R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  RSA80289  Cryptantha muricata var. jonesii F. W. Peirson 1929-7-1 8427 Los Angeles On roadside and in clearing about old mill; Aliso Creek at Tie Canyon. 1341 Comment
  UCR93296  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1994-6-23 8038 Los Angeles San Gabriel Mtns., Sawmill Mountain: 5514 ft summit and immediately adjacent slopes. 1681 Comment
  UCR255802  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-12 12739 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA0079499  Cryptantha oxygona Scott D. White, Pam De Vries 2006-5-10 11439 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR178077  Cryptantha oxygona LeRoy Gross, B. Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 938 Los Angeles Transverse Ranges; San Gabriel Mountains, Pacifico Mountain Road (3N17) c. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff 1799 Comment
  RSA0081053  Cryptantha pterocarya R. G. Swinney 2010-6-1 13109 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  RSA611837  Cryptantha similis Steve Boyd, Valerie Soza 1998-4-28 10175 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
  POM156360  Cucurbita foetidissima L. R. Abrams 1902-6-10 s.n. Los Angeles Near Playa del Rey. Comment
  RSA721997  Cucurbita foetidissima L. C. Wheeler 1931-8-22 10 Los Angeles 2 mi. NNE La Verne 402 Comment
  UCR51491  Cupressus macrocarpa A. C. Sanders 1987-12-4 7446 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  CAS-BOT-BC224484  Cuscuta californica Le Roy Abrams 1900-8-1 1027 Los Angeles Ballona Harbor Comment
  RSA303601  Cuscuta californica J. R. Shevock 1970-5-8 193 Los Angeles Mendenhall Ridge 457 Comment
  SEINET12277951  Cuscuta ceanothi I. W. Clokey, Templeton, B. 1929-1 4590 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  CHSC98638  Cuscuta indecora var. neuropetala T. C. Fuller 1958-8-5 3970 Los Angeles In alfalfa, N side Avenue K, E of 30th St, Lancaster. Comment
  SEINET10938265  Cycas revoluta Carl C. Epling Epling s.n. Los Angeles Comment
  UCR20416  Cycloloma atriplicifolium Lester H. Cushman 1932-8-24 s.n. Los Angeles San Gabriel Valley, Near vineyard where Valley Blvd. [= Holt Ave.?] crosses the San Bernardino County line Comment
  UCR277418  Cylindropuntia californica var. parkeri R. G. Swinney 2010-10-5 13978 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA483538  Cynodon dactylon F. R. Fosberg 1930-7-7 S 3141 Los Angeles Alamitos Bay. Comment
  RSA483546  Cynodon dactylon Jack Rempel 1932-3-20 s.n. Los Angeles El Segundo. Comment
  UC572680  Cynodon dactylon Nell Murbarger April, 1936 138 Los Angeles San Clemente Island Comment
  UCR179241  Cyperus difformis R. G. Swinney 1989-6-25 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 366 Comment
  SBBG131509  Cyperus eragrostis S. A. Junak 1999-7-17 SCa 1066 Los Angeles just N of Patrick Reservoir, just S of new trans-island fenceline 411 Comment
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Jul 28 2016
  RSA365127  Cyperus eragrostis Robert Gustafson 1980-4-29 2216 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA200066  Cyperus erythrorhizos W. W. Wright 1968-9-16 s.n. Los Angeles West Lake, Los Angeles-Ventura County line off Highway 101. Comment
  UCD169670  Cyperus esculentus Louis C. Wheeler 1967-9-18 s.n. Los Angeles South side Los Feliz Blvd. at Los Angeles River. 116 Comment
  UCD141146  Cyperus rotundus Louis C. Wheeler 1932-7-16 959 Los Angeles Pomona: 3 miles north of Garey Avenue. 304 Comment
  UCR206463  Cytisus striatus A. C. Sanders, T. B. Salvato 2009-5-20 36864 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 108 Comment
  RSA0113911  Dactylis glomerata Steven A. Junak 1999-4-23 SCa- 857 Los Angeles Santa Catalina Island. W fork of canyon above Howland's Landing, above road. 524 Comment
  RSA599850  Datisca glomerata Steve Boyd, Lauren Raz 1997-5-6 9766 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  CDA36676  Datisca glomerata G. C. Fleischman 1943-8-8 Los Angeles Highway San Gabriel Mountains to Palmdale. 0 Comment
  RSA596739  Datura wrightii Louis C. Wheeler 1966-10-23 9053 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  LA211173  Daucus carota Arthur C. Gibson; 2008-8-13 5341 Los Angeles SIMI HILLS, next to parking lot, Chatsworth Park South, Chatsworth. Comment
  RSA127904  Daucus pusillus P. H. Raven, Henry J. Thompson 1959-5-5 14121 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  RSA780002  Daucus pusillus R. G. Swinney 2009-4-7 10294 -A Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA151289  Daucus pusillus P. H. Raven 1962-4-9 17168 Los Angeles Near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA533923  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5238 Los Angeles San Clemente Island: Southeast end of island; first un-named canyon S of Snake Cactus Canyon (drainage beginning 1420 feet due W of Guds) 152 Comment
  UCD131057  Deinandra fasciculata Daryl Koutnik 1978-6-24 547 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  SD66017  Deinandra fasciculata Ira W. Clokey, B. Templeton 1929-8-1 4600 Los Angeles Mandeville Canyon 199 Comment
  UC174178  Deinandra kelloggii J. Grinnell 1903-6-30 Los Angeles Pasadena Comment
  OBI16202  Deinandra minthornii P. A. Holden 1968-10-19 615 a Los Angeles Along old hwy 118 in Santa Susana mtns about 1 me E of county line. Comment
  CAS-BOT-BC291904  Deinandra pallida Ynez Whilton Winblad 1937-4-23 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  SD230180  Delairea odorata Louis C. Wheeler 1968-12-15 Los Angeles San Gabriel Mountains: Millard Canyon at about the National Forest Boundary. 1509 Comment
  UCR140960  Delphinium parishii June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, South Fork, Big Rock Creek 1402 Comment
  UCR160086  Delphinium parishii subsp. parishii L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Campground vicinity, Devil's Canyon 1220 Comment
  RSA249818  Delphinium parishii subsp. parishii Robert F. Thorne, Gary D. Wallace 1973-4-25 43372 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 miles S of Llano, N slope of Holcomb Ridge 1159 Comment
  RSA660794  Delphinium parryi LeRoy Gross, Valerie Soza 2001-6-6 437 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 488 Comment
  UCR127968  Delphinium parryi A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26090 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
  UCR131411  Delphinium parryi Alison Lipman 1998-1 s.n. Los Angeles South Coastal Plains Region, Del Cerro Park, Rancho Palos Verde 360 Comment
  UCR87350  Delphinium parryi R. G. Swinney 1994-4-7 2840 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail 610 Comment
  POM346612  Delphinium patens subsp. hepaticoideum Barry Burnell 1971-4-26 325 Los Angeles San Dimas Canyon: 6.2 mi. from intersection of Foothill Road and San Dimas Canyon Road. San Dimas Canyon to Pacific Slope Drainage Area. 480 Comment
  RSA544559  Delphinium variegatum subsp. thornei Tim S. Ross, Kellogg 1992-4-11 6107 Los Angeles San Clemente Island: west fork of China Canyon; 157 SSE from 1583' BM, 425m distant 396 Comment
  CAS-BOT-BC82824  Dendromecon harfordii E. R. Blakley 1962-10-3 5387 Los Angeles Santa Catalina Island. East side of Blackjack Mountain at start of road to Whites Landing. 411 Comment
  CAS-BOT-BC82909  Dendromecon rigida Henry J. Thompson 1959-3-27 1897 Los Angeles Santa Monica Mountains. Saddle Peak. 0.5 mile northeast of peak. 609 Comment
  RSA433226  Dendromecon rigida F. R. Fosberg 1930-2-12 S 4207 Los Angeles Mint Canyon, San Gabriel Mts. 750 Comment
  SEINET4689903  Dendromecon rigida Leila M. Shultz 1980-4-28 4036 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  RSA583022  Dendromecon rigida subsp. harfordii Tim S. Ross, Takara, Otte 1993-4-24 6958 Los Angeles Santa Catalina Island. W end of island beyond the isthmus, head of Bouchette Canyon (draining northward to Johnson's Landing). 412 Comment
  RSA781296  Deschampsia danthonioides R. G. Swinney 2009-7-22 11369 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR264068  Descurainia pinnata John F. Green 2008-3-26 308- 08 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  POM369384  Descurainia pinnata subsp. glabra Ora M. Clark 1929-3-30 s.n. Los Angeles E of Lancaster. Comment
  POM175491  Descurainia pinnata subsp. halictorum F. W. Peirson 1922-7-6 5329 Los Angeles Big Pines Camp 2088 Comment
  RSA642093  Descurainia pinnata subsp. halictorum Orlando Mistretta 1995-3-24 1566 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Carr Section. Comment
  CAS-BOT-BC402258  Dicentra chrysantha Geo. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canon [Canyon] 457 Comment
  CAS-BOT-BC402260  Dicentra chrysantha Geo. B. Grant 1904-6-26 4409 Los Angeles Mt Lowe Comment
  RSA433589  Dicentra chrysantha Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  SEINET13203262 Image available Dichelostemma capitatum R. G. Swinney 2011-1 14617 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  UC3352  Dichelostemma capitatum J. Burtt Davy May 9 1896-May 24 1896 Los Angeles Manzana Antelope Valley Comment
  CAS-BOT-BC499436  Dichelostemma capitatum C. F. Baker 1909-3-20 s. n. Los Angeles Claremont Comment
  CAS-BOT-BC499437  Dichelostemma capitatum Carl B. Wolf 1932-5-9 3461 Los Angeles small hill; Santa Catalina Island, Jct. of Skyline Drive & Pebbly Beach Road 30 Comment
  RSA732531  Dichelostemma capitatum subsp. capitatum A. C. Sanders, M. Elvin 2003-3-5 25739 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Exon Mesa, due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River. 335 Comment
  RSA733081  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2001-4-18 7897 Los Angeles Mojave Desert: Valyermo area, ridge top c. 500 m east of south end of Bobs Gap. 1311 Comment
  SD21220  Dichelostemma capitatum subsp. capitatum Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  POM199690  Dichelostemma capitatum subsp. capitatum I. W. Clokey, B. C. Templeton 1929-04 4440 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  SD39679  Dichelostemma capitatum subsp. capitatum Edith A. Purer 1931-4-8 2001 Los Angeles El Segundo, established dunes. Comment
  CAS-BOT-BC292136  Dicoria canescens Dr. A. Davidson 1892-1-1 s.n. Los Angeles At Los Angeles Comment
  CHSC26280  Diplacus brevipes Dan Prettyman 1962-4-26 Los Angeles Switzers Inlet. 914 Comment
  CAS-BOT-BC43557  Diplotaxis tenuifolia George B. Grant 1901-1-1 287 Los Angeles From Pasadena. Comment
  CAS-BOT-BC43564  Diplotaxis tenuifolia Geo. B. Grant 1901-1-1 287 Los Angeles From Pasadena. Comment
  RSA704043  Dissanthelium californicum N. F. Refulio-Rodriguez, J. Travis Columbus, S. G. Jett 2005-5-3 238 Los Angeles Santa Catalina Island. N side of Cottonwood Canyon, less than 1/4 mile from canyon bottom, ca. 1.56 air miles WNW of Black Jack Mtn. 274 Comment
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Mar 4 2014
  CAS-BOT-BC195607  Distichlis spicata W. A. Silveus 1938-6-19 3692 Los Angeles Long Beach Comment
  UCR275017  Distichlis spicata Michael Honer, Rachel Woodard 2006-4-18 2196 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile north of Hwy 138 976 Comment
  SBBG18744  Dodecatheon clevelandii subsp. insulare E. R. Blakley 1963-4-8 5545 Los Angeles ridge S of Avalon Valley above Avalon Terrace 152 Comment
  POM370048  Draba cuneifolia var. sonorae Anstruther Davidson 1890-1-27 s.n. Los Angeles Foothills, Los Angeles County Comment
  UCR108181  Drymocallis cuneifolia var. ewanii L. C. Wheeler 1966-8-21 8836 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  RSA590593  Drymocallis glandulosa var. glandulosa Tim S. Ross, W. Appleby 1993-5-20 7194 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 963 Comment
  RSA653285  Drymocallis glandulosa var. reflexa Kelly Middleton, David Middleton 1988-5-23 33 Los Angeles Glendora Ridge Road, 7.7 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1067 Comment
  UC136479  Drymocallis glandulosa var. viscida LeRoy Abrams 1902-6-30 2585 Los Angeles Strains Camp San Gabriel mountains, Mt. Wilson (Mt. Wilson) Comment
  UC212610  Drymocallis lactea var. lactea I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork San Gabriel River San Antonio Mountains, Prairie Fork San Gabriel River 2133 Comment
  SBBG13146  Dryopteris arguta E. R. Blakley 1962-10-6 5469 Los Angeles Pebbly Beach Cyn 91 Comment
  RSA279050  Dryopteris arguta R. F. Thorne 1971-4-23 41469 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon 609 Comment
  SFV15996  Dryopteris arguta K. A. Wilson, R. J. Gustafson 1994-5-13 2413 Los Angeles Santa Monica Mountains Upper Franklin Canyon Reservoir. Comment
  UC1543917  Dudleya Peter H. Raven and David Verity 1960-5-7 15333 Los Angeles at mouth Big Sycamore Canyon; Santa Monica Mtns; (Lat. N. 34 degrees; Long. 118 to 119 degrees W.) 22 Comment
  RSA423504  Dudleya cymosa subsp. pumila F. R. Fosberg, J. A. Ewan 1931-8-13 797 Los Angeles Mt. Islip 2300 Comment
  RSA622841  Dudleya cymosa subsp. pumila L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport. 1402 Comment
  UCR213785  Dudleya cymosa subsp. pumila Scott D. White, Justin M. Wood 2009-5-6 12660 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  RSA612311  Dudleya densiflora L. C. Wheeler 1932-7-9 951 Los Angeles San Gabriel Mountains: Rogers [Roberts] Canyon. 441 Comment
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Jan 19 2007
  SD129820  Dudleya hassei H. E. Hasse 1902-5-30 Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC428396  Dudleya lanceolata Alice Eastwood 1919-5-29 9009 b Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC428397  Dudleya lanceolata Alice Eastwood 1928-6-15 15409 Los Angeles Claremont Comment
  RSA613166  Dudleya lanceolata Joseph A. Ewan 1932-6-29 7560 Los Angeles 1/2 mi. N of El Segundo. Comment
  UCD101922  Dudleya lanceolata Daryl Koutnik 1975-5-24 s.n. Los Angeles Gleason Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC109627  Dudleya multicaulis Dr. H. E. Hasse 1891-5-1 s.n. Los Angeles Near Santa Monica. Comment
  CHSC3716  Dysphania multifida Sue Boergadine 1966-5-10 Los Angeles San Rafael Hills. 213 Comment
  CAS-BOT-BC197023  Echinochloa colona Peter H. Raven; Henry J. Thompson 1959-9-18 14445 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). University of California, West Los Angeles 129 Comment
  UCR108411  Echinochloa crus-galli L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  HSC12521  Ehrendorferia chrysantha Wendell Wood 1970-6-24 48 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 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
  SBBG126182  Ehrharta erecta A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36971 Los Angeles Baldwin Park, light industrial park at end of Cloverleaf Dr, E bank of San Gabriel River NE of its confluence with Walnut Crk, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UCR156109  Elatine A. C. Sanders 2005-5-5 29886 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  UCR150460  Eleocharis acicularis var. acicularis R. G. Swinney 1997-6-19 5612 Los Angeles San Gabriel Mtns., SE end of Jackson Lake, west of Wrightwood 1872 Comment
  CATA840  Eleocharis macrostachya Mark L. Hoefs 1991-6-26 1440 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  LA82498  Eleocharis palustris O. H. Kappler; 1943-5-2 387 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR204750  Eleocharis parishii R. G. Swinney 2005-8-9 8425 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
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May 10 2012
  RSA225893  Elymus elymoides subsp. californicus R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41073 Los Angeles San Gabriel Mountains, Angeles National Forest: saddle ridge between West Baldy and Old Baldy. 3003 Comment
  POM175394  Elymus elymoides subsp. elymoides Helen E. Sweet, West, E. Crow 1930-7-12 s.n Los Angeles Ridge between Mt. Islip and north Baldy Peak, San Gabriel Mountains. Comment
  RSA0094556  Elymus elymoides subsp. elymoides Richard G. Swinney 2011-6-6 15009 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA230177  Elymus elymoides subsp. elymoides R. F. Thorne 1969-7-2 38209 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA714679  Elymus glaucus A. C. Sanders, Mark A. Elvin 2003-6-18 26961 Los Angeles Western Transverse Range: private dirt road along crest of range, above Salt Canyon 976 Comment
  RSA574274  Elymus glaucus subsp. glaucus Timothy S. Ross, Walter Appleby 1993-5-19 7175 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  UC1133047  Elymus multisetus H. A. Jensen 1933-5-18 302 Los Angeles opposite mouth of Aliso Canyon; Tujunga Quadrangle Comment
  UCR180018  Elymus trachycaulus subsp. trachycaulus R. G. Swinney 1996-8-7 5220 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  UC697629  Emmenanthe penduliflora Kay H. Beach 1942-10-1 1636 Los Angeles North slope of Sunset Peak; San Gabriel Mountains, San Dimas Experimental Forest 1600 Comment
  UCR190898  Emmenanthe penduliflora R. G. Swinney 1998-7-2 6212 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA598957  Emmenanthe penduliflora var. penduliflora R. G. Swinney 1989-5-11 s.n. Los Angeles in and near Glendora Wilderness Park, Big Dalton Canyon. Dirt road on SE side of Big Dalton debris basin. 366 Comment
  RSA654014  Emmenanthe penduliflora var. penduliflora Valerie L. Soza, Laura Moore 2000-5-10 848 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 564 Comment
  RSA233553  Encelia actoni R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42103 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake. 1433 Comment
  CDA1014  Encelia californica D. G. Kelch 1991-3-17 1325 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  UC88735  Encelia californica T. S. Brandegee 1892-8-24 Los Angeles San Clemente Island Comment
  RSA585022  Ephedra nevadensis T. S. Ross, Steve Boyd 1990-5-15 2515 Los Angeles Soledad Campground, Tujunga Ranger District, Angeles National Forest, ca 1.5 linear miles E of Agua Dulce Canyon. 622 Comment
  RSA592638  Ephedra nevadensis L. C. Wheeler 1932-4-10 603 Los Angeles Palmdale, Mohave Desert 762 Comment
  SD231154  Ephedra viridis Sula Vanderplank, L. Gross, s. Hoskinson 2005-5-6 50506 79 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in wash. 1444 Comment
  LA105126  Epilobium canum subsp. canum Barry A. Prigge; 1988-7-3 8245 Los Angeles Santa Monica Mountains, Calabasas, 0.2 mi E of N-jtn of Mulholland Hwy and Old Topanga Rd, 0.1 mi S of Calabasas High School 313 Comment
  LA32215  Epilobium canum subsp. canum Peter H. Raven; 1958-9-28 Los Angeles Elysian Park 213 Comment
  UC20672  Epilobium canum subsp. canum Blanche Trask Oct. 1896 Los Angeles Avalon Santa Catalina Island Comment
  UC20673  Epilobium canum subsp. canum J. H. Barber 1897-7-2 236 Los Angeles Bear Canyon Comment
  UC472169  Epilobium canum subsp. canum J. Ewan 1931-10-24 5289 Los Angeles East Fork Dume Canyon Santa Monica Mts. 426 Comment
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May 8 2014
  UC1586220  Epilobium canum subsp. latifolium Tim Ross 1991-8-16 5840 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad (near margin of dry stream depression) 1719 Comment
  RSA128018  Epilobium ciliatum subsp. ciliatum Peter H. Raven 1959-10-25 14693 Los Angeles Arroyo Sequit 1.6 miles north of Coast Hwy. 137 Comment
  RSA72170  Epilobium ciliatum subsp. ciliatum F. W. Peirson 765 Los Angeles Long Beach. Comment
  SEINET9080240 Image available Epilobium ciliatum subsp. ciliatum C. F. Baker [s d ] 3662 Los Angeles San Antonio Canon. Claremont Comment
  RSA615705  Epipactis gigantea Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  POM1816  Epipactis gigantea Mary Newby s.n. Los Angeles Claremont. 366 Comment
  SFV1  Equisetum arvense R. L. Armacost 1934-5-29 144 dup. Los Angeles Santa Monica Mountains Topanga Canyon. Elkhorn Camp. 61 Comment
  POM281795  Equisetum hyemale var. affine J. Ewan 1929-12-23 3733 Los Angeles La Sierra Canyon, Santa Monica Mtns. 457 Comment
  RSA84289  Equisetum hyemale var. affine F. W. Peirson 1532 Los Angeles Benedicts Canyon, Santa Monica Mts Comment
  CAS-BOT-BC57319  Equisetum laevigatum Le Roy Abrams 1901-4-8 1444 Los Angeles Los Angles River, near Tropico Comment
  LA94617  Equisetum laevigatum Lawrence L. Kiefer; 1966-5-7 1998 Los Angeles 30 Comment
  RSA733661  Equisetum laevigatum R. G. Swinney 1998-7-24 6566 Los Angeles San Gabriel Mtns.: Upper Fish Fork of San Gabriel River. 1585 Comment
  UCR184104  Equisetum laevigatum A. C. Sanders 2007-4-13 33411 Los Angeles Tehachapi Mtns. Foothills, below the entrance road near the gate to the National Cement Plant, along creek c. 0.25 mi south of Kern Co. line 991 Comment
  RSA230749  Equisetum laevigatum R. F. Thorne, M. Z. Thorne 1969-7-9 38516 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, sloping meadow, Big Pines, headwaters of Mescal Creek 2072 Comment
  RSA585672  Equisetum laevigatum T. S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3341 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  UCR247272  Eragrostis Dan S. Cooper 2013-8-8 813- 43 Los Angeles Griffith Park, edge of Los Angeles Zoo near Zoo Dr. and Crystal Springs Dr. 143 Comment
  RSA608693  Eragrostis curvula L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 822 Comment
  UCD63921  Eragrostis mexicana subsp. virescens Stella Modie 1921-8-1 Los Angeles Acton. Comment
  CAS-BOT-BC284125  Eragrostis pectinacea var. pectinacea Ralph Hoffmann 1931-9-28 s.n. Los Angeles 6 mi. w. of Harold Comment
  RSA585073  Eragrostis pectinacea var. pectinacea L. C. Wheeler 1931-9-11 131 Los Angeles 2 mi. NE La Verne 373 Comment
  LA200983  Eremothera boothii subsp. decorticans Carl Wishner; 1988-3-12 1413 Los Angeles 500.0 Comment
  SEINET13387120 Image available Eriastrum densifolium R. G. Swinney 2011-1 15416 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
  UCD118301  Eriastrum densifolium subsp. densifolium K. C. Zakar 1969-6-1 s.n. Los Angeles San Francisquito Canyon, Saugus. 304 Comment
  UCR128260  Eriastrum densifolium subsp. densifolium Mark A. Elvin, Cathleen Weigand 2003-5-22 2909 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA0122868  Eriastrum sapphirinum subsp. brevibracteatum Naomi Fraga, Taryn Williams 2005-6-23 1631 Los Angeles Along Little Rock Creek Road (FS Road 5N04). Comment
  CAS-BOT-BC514941  Eriastrum sapphirinum subsp. brevibracteatum Le Roy Abrams; E. A. McGregor 1908-7-2 546 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains Comment
  UCR197177  Eriastrum sapphirinum subsp. dasyanthum Valerie Soza, LeRoy Gross 2001-5-9 1196 A 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
  RSA0123070  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1947-6-13 6518 Los Angeles San Gabriel Mountains: Mesa south of San Antonio Canyon [Los Angeles/San Bernardino counties]. Comment
  SBBG125882  Eriastrum sapphirinum subsp. sapphirinum A. Parikh, N. Gale 2010-6-8 3268 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3.3 km NW of State Hwy 14; E Liebre Mtns 1150 Comment
  RSA618587  Ericameria linearifolia L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  SJSU1842  Ericameria linearifolia C. W. Sharsmith 1957-4-13 6379 Los Angeles about 5 mi S of Gorman, northwestern Los Angeles County 762 Comment
  UCR205460  Ericameria linearifolia R. G. Swinney 2008-5-2 8736 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR273184  Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-10-25 15864 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  LA201019  Ericameria nauseosa var. mohavensis Carl Wishner; 1990-1-23 CW- 1676 Los Angeles Simi Hills, Woolsey Canyon, Woolsey Canyon Rd near summit at double hairpin turn 502 Comment
  SBBG62922  Ericameria nauseosa var. mohavensis C. M. Hoak, M. N. Ackley 1930-9-21 1180 Los Angeles Valley Forge 1036 Comment
  PASA1709  Ericameria palmeri Stason 1931-5-9 Los Angeles near Willow Springs Comment
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Apr 30 2015
  UCR117562  Ericameria palmeri A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23269 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 762 Comment
  POM182357  Ericameria palmeri var. pachylepis J. Ewan 1931-10-24 5288 Los Angeles Dume - La Sierra Canyon Divide. Santa Monica Mts. 518 Comment
  RSA597042  Ericameria pinifolia Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3843 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA656969  Ericameria pinifolia D. Roche 1998-5-31 46 Los Angeles Mt. Baldy Road 1.31 miles from intersection of Mills Ave. and Mt Baldy Rd. 573 Comment
  UCR239984  Ericameria teretifolia R. G. Swinney 2009-11-13 11602 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  SEINET6038459  Erigeron blochmaniae Unknown 1997-6-18 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  CAS-BOT-BC27343  Erigeron breweri var. bisanctus Charles Fuller Baker 1903-8-2 3451 Los Angeles San Antonia Canyon, near Claremont Comment
  RSA755871  Erigeron breweri var. bisanctus R. G. Swinney 2008-7-13 9193 Los Angeles San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  POM122910  Erigeron breweri var. covillei Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont. 1524 Comment
  UC1375267  Erigeron breweri var. jacinteus Robert F. Thorne 1971-8-25 41242 Los Angeles s ridge of summit of Mt. Baden-Powell; San Gabriel Mts., Angeles National Park, Mt. Baden-Powell 2804 Comment
  RSA91035  Erigeron foliosus var. foliosus F. W. Peirson 1920-9-15 2285 Los Angeles Pine Mountain, 2 miles N of Mt. San Antonio 2941 Comment
  RSA455002  Eriodictyon crassifolium Ora M. Clark 1929-3-24 1780 Los Angeles Santa Susana Mountains. Comment
  RSA455008  Eriodictyon crassifolium E. S. Spalding 1923-4-23 s.n. Los Angeles Los Angeles vicinity Comment
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Nov 5 2014
  RSA0060042  Eriodictyon crassifolium var. crassifolium Christopher Davidson, B. Gustafson 1975-6-24 2876 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on Rd 2N78. 686 Comment
  RSA592880  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1967-4-30 9219 Los Angeles San Gabriel Mountains. Limekiln Canyon. 701 Comment
  RSA626977  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1967-5-15 9576 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 473 Comment
  UC1124351  Eriodictyon crassifolium var. nigrescens A. Lewis Feb 1934 270 Los Angeles San Francisquito Canyon; Angeles National Forest, Elizabeth Lake Quad. Comment
  RSA6208  Eriodictyon traskiae Carl B. Wolf 1932-10-5 4229 Los Angeles Shoulder of Black Jack Peak, east of the Black Jack Mine. 457 Comment
  RSA455069  Eriodictyon trichocalyx Anstruther Davidson 1925-6-1 s.n. Los Angeles [No location information on label.] Comment
  UCR209414  Eriogonum R. G. Swinney 2008-10-8 9522 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
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Dec 7 2018
  CAS-BOT-BC248479  Eriogonum angulosum A. D. E. Elmer 1902-6-1 3678 Los Angeles Acton Comment
  RSA766414  Eriogonum baileyi Joseph A. Ewan 1927-10-16 1498 Los Angeles Portal Ridge side. 841 Comment
  SEINET1004569  Eriogonum baileyi var. baileyi Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-1 3003 Los Angeles Santa Clarita Valley: Newhall Ranch, mouth of Castaic Creek, S of SR 126. 290 Comment
  POM214308  Eriogonum cinereum Louis C. Wheeler 1931-11-11 344 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  RSA766332  Eriogonum davidsonii Joseph A. Ewan 1936-8-9 10028 Los Angeles 1/4 mi. n. of Bald Flat, Blue Ridge. San Gabriel Mts. 2530 Comment
  POM186247  Eriogonum davidsonii Joseph A. Ewan 1933-7-4 7871 Los Angeles San Gabriel Mountains: near summit Monrovia Peak 1524 Comment
  UCR274991  Eriogonum elongatum Michael Honer, Mary Ann Hasskamp 2006-4-19 2210 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  RSA766448  Eriogonum elongatum Joseph A. Ewan 1927-9-20 1516 Los Angeles At roadside Higgins Canyon, Santa Monica Mts. Comment
  POM223981  Eriogonum elongatum var. elongatum Carl B. Wolf 1932-10-19 4352 Los Angeles South base of Ridge Route, 1.5 miles north of Castaic. 549 Comment
  SEINET13203218 Image available Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-1 15860 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  LA91431  Eriogonum fasciculatum var. fasciculatum Bruce Douglas Clayton; Greg Shaw 1972-3-30 31 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway out Drawbridge firebreak. 614 Comment
  CAS-BOT-BC253256  Eriogonum fasciculatum var. foliolosum Peter H. Raven; Robert F. Thorne 1964-5-7 19013 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  CAS-BOT-BC253257  Eriogonum fasciculatum var. foliolosum Timothy S. Ross; Steve Boyd 1994-7-7 8165 Los Angeles 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), Upper Cienaga Canyon, Liebre Mountains 1018 Comment
  CAS-BOT-BC253275  Eriogonum fasciculatum var. foliolosum Le Roy Abrams 1900-8-1 1048 Los Angeles San Gabriel Wash Comment
  RSA226100  Eriogonum fasciculatum var. foliolosum Robert F. Thorne, C. W. Tilforth 1971-6-17 39904 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  UCR106760  Eriogonum fasciculatum var. foliolosum B. G. Pitzer 1996-5-5 2875 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA581012  Eriogonum fasciculatum var. polifolium Jamie Kneitel 1994-4-28 36 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  RSA754115  Eriogonum fasciculatum var. polifolium Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1818 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 406 Comment
  CAS-BOT-BC250312  Eriogonum giganteum var. formosum L. R. Abrams; I. L. Wiggins 1931-7-6 357 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  CAS-BOT-BC250308  Eriogonum giganteum var. giganteum D. E. Breedlove 1961-9-23 1269 Los Angeles Fourth of July Cove; Santa Catalina Island 21 Comment
  RSA244929  Eriogonum giganteum var. giganteum F. R. Fosberg 1931-7-9 S 5358 Los Angeles Avalon, Santa Catalina Island. 30 Comment
  SBBG128371  Eriogonum giganteum var. giganteum M. L. Hoefs 1973-5-21 295 Los Angeles rd on point past Pebbly Beach Cyn, by old dump 30 Comment
  CAS-BOT-BC253441  Eriogonum gracile L. R. Abrams 1902-7-5 2721 Los Angeles San Gabriel Wash near Azusa Comment
  RSA766311  Eriogonum gracile Joseph A. Ewan 1931-10-11 5247 -a Los Angeles Santa Monica Mountains, Sepulveda Canyon Rd., north of Mullholland. Comment
  UC284762  Eriogonum gracile P. A. Munz 1923-10-7 7787 Los Angeles Newhall Comment
  SEINET11038904 Image available Eriogonum gracile var. cithariforme James Henrickson 1972-11-2 8088 Los Angeles 4 miles N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 372 Comment
  SBBG62132  Eriogonum gracillimum R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  SBBG62138  Eriogonum gracillimum R. Hoffmann 1927-8-31 Los Angeles 2 mi N of Acton Comment
  PASA1486  Eriogonum gracillimum 1926-5-30 Los Angeles Mohave Desert Comment
  RSA393217  Eriogonum grande var. grande E. S. Spalding s.n. Los Angeles Banning Beach, Santa Catalina Island. Comment
  RSA247969  Eriogonum maculatum Robert F. Thorne, Gary D. Wallace 1973-4-24 43442 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA552444  Eriogonum mohavense D. Charlton 1991-6-22 5418 Los Angeles Southwest Lancaster, corner of K and 40th streets. Antelope Valley, drainage from San Gabriel mtn foothills. 732 Comment
  RSA65909  Eriogonum nidularium F. W. Peirson 1930-5-31 8914 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  RSA330819  Eriogonum nudum var. pauciflorum Wayen E. Sawyer 1981-7-18 98 Los Angeles San Gabriel Mountains, Angeles National forest: CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 miles from Dawson Saddle 2302 Comment
  CAS-BOT-BC257750  Eriogonum parvifolium J. Ewan 1930-9-15 5554 Los Angeles 1/2 mile south of Palisades del Rey Comment
  UCR281670  Eriogonum pusillum R. G. Swinney 2014-4-17 16100 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
  RSA660143  Eriogonum saxatile Orlando Mistretta 1992-7-9 664 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR145163  Eriogonum saxatile June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  CAS-BOT-BC267623  Eriogonum saxatile F. W. Peirson 1929-6-30 8434 Los Angeles On the trail to Mr. Pacifico where they were seen at various places up to the summit, Tie Canyon, Aliso Creek tributary, San Gabriel Mts. 1432 Comment
  RSA250558  Eriogonum saxatile Robert F. Thorne, John Dourley 1967-10-3 37274 Los Angeles Mt. Baden Powell; N slope at Vincent Gap; on dry open steep talus slopes. 2287 Comment
  POM145758  Eriogonum thurberi Thos. Craig 1927-6-19 465 Los Angeles Soledad Canyon Road near west junction with Mint Canyon Road. Comment
  RSA579511B  Eriogonum umbellatum var. canifolium Tim S. Ross, S. D. Boyd 1994-6-23 8053 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  RSA164806  Eriogonum umbellatum var. minus Wesley O. Griesel 1963-7-17 839 Los Angeles Top of Highest point on ridge between Baldy Notch and Mt. Baldy, San Gabriel Mountains. 2896 Comment
  RSA729883  Eriogonum umbellatum var. munzii R. G. Swinney 1998-9-4 6921 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UC6464  Eriogonum umbellatum var. munzii J. H. Barber 1897-7-6 243 Los Angeles on Mt. Gleason San Gabriel Range, Mt. Gleason Comment
  CAS-BOT-BC265006  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  SD19702  Eriogonum wrightii var. subscaposum Mary Alice Stow 1937-9-26 Los Angeles Top of San Antonio Peak Comment
  CAS-BOT-BC297950  Eriophyllum confertiflorum LeRoy Abrams 1902-6-30 2601 Los Angeles Near the summit of Mt Wilson Comment
  CAS-BOT-BC297968  Eriophyllum confertiflorum Barbara T. Keller 1974-5-23 1419 Los Angeles At the foot of Lodi Canyon in the San Gabriel Mts about 25 miles W of Claremont 396 Comment
  OBI70291  Eriophyllum confertiflorum Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mtns: Mill Canyon 762 Comment
  POM357906  Eriophyllum confertiflorum James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale 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
  RSA3494  Eriophyllum confertiflorum C. B. Wolf 1932-5-9 3437 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  UCR157914  Eriophyllum confertiflorum Robert J. Steers 2005-5-8 2 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  UCR223311  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10846 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  JEPS34718  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1920-9-12 2276 Los Angeles s trail Baldy; San Gabriel Mts., Baldy 2438 Comment
  UC1594352  Eriophyllum confertiflorum var. confertiflorum Tim Ross 1992-4-14 6155 Los Angeles just below the mouth Nanny Canyon (central e side of San Clemente Island); San Clemente Island 137 Comment
  UC468934  Eriophyllum confertiflorum var. confertiflorum J. Grinnell 1903-7-3 Los Angeles Scoville Hill Pasadena, Scoville Hill Comment
  UC468943  Eriophyllum confertiflorum var. confertiflorum C. F. Millspaugh 1920-2-7 4685 Los Angeles Pebble Beach Road Santa Catalina Island Comment
  SBBG61089  Eriophyllum pringlei J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  SJSU2509  Eriophyllum pringlei H. L. Buckalew 1962-4-18 Los Angeles Mohave Desert between Vincent & Little Rock Comment
  UCR280510  Eriophyllum pringlei R. G. Swinney 2014-4-10 16018 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
  RSA773534  Eriophyllum wallacei R. G. Swinney 2009-4-29 10576 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA593447  Erodium cicutarium Steve Boyd 1996-4-24 8648 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
  UCR259948  Erodium cicutarium R. G. Swinney 2010-4-28 12437 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA583028  Erodium moschatum Tim S. Ross, Janet Takara, S. Otte 1993-4-24 6953 Los Angeles Santa Catalina Island: W end of Island beyond the isthmus, on main east west ridgtop, upper NW slope of Silver Peak (West Peak Triangulation Pt, 1804ft). 527 Comment
  RSA595337  Erodium moschatum Louis C. Wheeler 1967-4-30 9206 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch 366 Comment
  RSA530236  Erysimum suffrutescens Robert Gustafson 1981-2-4 2097 Los Angeles Ballona Wetlands, Area 1, coastal strand along the western boundary of Area 1 Comment
  RSA530242  Erysimum suffrutescens G. J. Hollenberg 287 Los Angeles Near El Segundo Comment
  RSA710753  Eschscholzia caespitosa Valerie L. Soza, Bill Hogshead 2003-4-23 1644 Los Angeles Brand Park, ridgetop between Brand Canyon and Childs Canyon. 595 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
  RSA670925  Eschscholzia californica Joseph M. Keefe 2001-1-19 30932 Los Angeles North side of wood fence along the Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive); Eagle Rock District, Los Angeles, 90041. 293 Comment
  SBBG118133  Eschscholzia californica F. R. Fosberg 1931-4-1 4438 Los Angeles Hamilton Cyn, near Avalon 75 Comment
  SBBG70157  Eschscholzia californica R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  SEINET10476270  Eschscholzia californica Noel H. Holmgren 1974-4-5 Holmgren 7634 Los Angeles Majave desert, antelope valley, 2.2 mi w of fairmont, 14 airline mi w of lancaster. T7n, r14w, sec 4. Weedy roadside vegetation, mostly with bromus tectorum; common. Petal orangish-yellow. Comment
  POM6635  Eschscholzia californica var. peninsularis P. A. Munz, Street, Williams 1919-4-19 2492 Los Angeles Lone Hill, San Dimas Comment
  POM12314  Eschscholzia californica var. peninsularis F. L. Robinson 1921-5-9 75 Los Angeles Claremont. Comment
  RSA0010846  Eucalyptus camaldulensis R. G. Swinney 1999-4-8 7071 Los Angeles Claremont, north of Via Santa Catarina and Mountain Ave. 488 Comment
  RSA604202  Eucalyptus camaldulensis Louis C. Wheeler 1972-5-25 s.n. Los Angeles Cobb Estate. Comment
  RSA0010847  Eucalyptus camaldulensis Robert Gustafson 1981-4-14 2164 Los Angeles Ballona Wetlands, southwestern section of Area 2. Comment
  HSC13739  Eucrypta chrysanthemifolia C. S. Apperson 1967-6-15 Los Angeles 1.0 mi. down Canton Canyon Trail from the Townsend Park Rd. Comment
  RSA0092554  Eucrypta chrysanthemifolia Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14321 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  SFV16070  Eucrypta chrysanthemifolia P. W. Byrne, K. Moser 1994-5-14 26 Los Angeles Santa Monica Mountains Offroad, 30 m from southwest junction between Stunt Road and Mulholland Highway. 325 Comment
  UCR125378  Eucrypta chrysanthemifolia A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25721 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  CHSC100167  Eucrypta chrysanthemifolia var. chrysanthemifolia John Dittes 2006-6-4 1390 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air-miles northwest of Chatsworth Highschool, ca. 0.9 air-mile west of Topanga Blvd., ca. 0.8 air-mile east x northeast of Santa Susana Pass. 381 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
  UC1349359  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert F. Thorne 1966-4-5 35840 Los Angeles s-facing slope above stream Cottonwood Canyon, Santa Catalina Island; Santa Catalina Island 106 Comment
  LA50504  Eulobus californicus Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA727367  Euphorbia albomarginata R. G. Swinney 1998-5-16 6073 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UCD84629  Euphorbia cyathophora D. L. Koutnik 1986-3-6 s.n. Los Angeles San Marino. Weed in Desert Garden of Huntington Botanical Garden. Comment
  UCD142608  Euphorbia maculata Daryl Koutnik 1978-6-30 s.n. Los Angeles Reseda, 6922 Hesperia Avenue. 213 Comment
  RSA199160  Euphorbia peplus R. F. Thorne, Doug Propst 1968-5-29 37702 Los Angeles Santa Catalina Island, bed of Hermit Gulch off Avalon canyon. 91 Comment
  RSA432460  Euphorbia peplus Freda Detmers 1929-11-11 s.n Los Angeles Hillside in Griffith park. 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
  RSA749840  Euphorbia polycarpa D. E. Bramlet 2008-3-26 4127 -A Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
  RSA0024503  Euphorbia serpillifolia R. F. Thorne 1980-4-26 54138 Los Angeles Santa Catalina Island. East slope of Blackjack Mountain, along Airport Road Comment
  UCR247476  Euphorbia terracina Dan S. Cooper 2013-3-7 313- 56 Los Angeles Western Transverse Range; Hollywood Hills, Griffith Park; roadside along Mt. Hollywood Dr., above Toyon Landfill 311 Comment
  LA201927  Euthamia occidentalis Arthur C. Gibson; 2003-7-18 4913 Los Angeles 335 Comment
  UCSB390  Festuca microstachys B., K.; T., S. 1944-6-13 Los Angeles Chapman Burn; San Dimas Experimental Forest; San Gabriel Mountains Comment
  RSA777681  Filago californica Orlando Mistretta, Christine Mistretta 2010-5-19 5109 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA639247  Filago californica R. F. Thorne, M. Z. Thorne 1971-4-25 41342 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  RSA545178  Filago gallica Timothy S. Ross 1992-4-16 6201 Los Angeles San Clemente Island: central part of island on upland stipa ulchra grassland, 268 degrees W, 500m distant from 1603ft peak above stone field station 439 Comment
  RSA636100  Forestiera pubescens Louis C. Wheeler 1953-9-12 7050 Los Angeles San Gabriel Mountains: Vincent Gap. Comment
  SFV21069  Forestiera pubescens L. Gross 2001-3-25 360 a Los Angeles Verdugo Mountains Off Verdugo Crestline Drive, dirt road that is north of the 210 Freeway in the northwest section of the mountains, just east of Sunland exit offramp. You can get on this fire road from the west at Topley Lane and Newhome Ave. off of Foothill Blvd in Sunland. 549 Comment
  CAS-BOT-BC384173  Forestiera pubescens subsp. parvifolia Roxana S. Ferris 1918-6-12 902 Los Angeles Between Oban and Lancaster Comment
  OBI8166  Frangula californica subsp. californica Lewis Meltz 1977-4-9 LM 24 Los Angeles 300m N of Eaton Cyn wash, 3 km E of Eaton Cyn bridge 457 Comment
  SD52307  Frankenia salina W. F. Parish 1893-1 877 Los Angeles Santa Monica Comment
  UCR229501  Frankenia salina Jeremiah George 2011-7-19 s.n. Los Angeles South Coast, Palos Verdes Estates, east of end of Via Tejon at Malaga Dune 62 Comment
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Mar 15 2016
  UCR206144  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2008-6-2 8921 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 1.0 mi. above (NE) of El Encanto park office, on shoulder of the old road 268 Comment
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Dec 3 2009
  RSA166483  Fritillaria biflora W. G. Webb 1935-2-23 s.n. Los Angeles Chevy Chase, San Rafael Hills, north of Glendale Comment
  JEPS16306  Fritillaria pinetorum P. A. Munz 1922-5-30 5573 Los Angeles head of Swartout Valley (San Antonio Mountains); , Swartout Valley 2194 Comment
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Dec 13 2011
  JEPS16883  Galinsoga parviflora var. parviflora Peter H. Raven 1956-6-14 9396 Los Angeles Westwood Los Angeles, Westwood Comment
  POM367608  Galium Fay A. MacFadden 1934-05 12945 Los Angeles Malibu Beach. Comment
  UCSC001309  Galium angustifolium Peter Kamb 1948-7-4 1183 Los Angeles North slope of Mt Disappointment Mt Disappointment - San Gabriel Mts. 1646 Comment
  LA103215  Galium angustifolium subsp. angustifolium Barry A. Prigge; 1985-6-14 6407 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  POM367657  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-5-14 S 4870 Los Angeles Santa Catalina Island. Middle Ranch Canyon, above ranch. 220 Comment
  RSA524968  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-6 2821 B Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA605397  Galium angustifolium subsp. angustifolium Scott D. White, Chet McGaugh 1995-6-6 3220 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: Sunshine Canyon. W of San Fernando Road and I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  SD253546  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-7-7 15430 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Canyon (Chilao Flat 7.5'Q) 1220 Comment
  UC1562545  Galium angustifolium subsp. angustifolium Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7842 Los Angeles Pine Canyon Road along San Andreas Fault (n side of mts (Co Rd N2), steep slope and roadcut on n side of road); San Gabriel Mts. Comment
  RSA641377  Galium angustifolium subsp. gabrielense Orlando Mistretta 1995-6-23 1833 Los Angeles San Gabriel Mountains: Lookout Mt. Trail; Orobanche valida survey. 1921 Comment
  POM367778  Galium aparine M. B. Dunkle 1933-6-17 3613 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  POM155741  Galium catalinense subsp. catalinense M. B. Dunkle 1928-4-10 1820 Los Angeles Johnson's Canyon, Santa Catalina Island. Comment
  POM67335  Galium catalinense subsp. catalinense Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  SBBG17885  Galium catalinense subsp. catalinense P. H. Raven 1962-5-7 17583 Los Angeles just above coast 1 mi S of Wilson Cove 22 Comment
  SBBG125061  Galium grande A. Parikh, N. Gale 2010-6-28 3366 Los Angeles ridge between Fish and Sawpit cyns, 0.4 km SE of White Saddle, 1.1 km NW of Mount Bliss 985 Comment
  UCD121774  Galium hallii Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 SK and F 971 Los Angeles ca. 5 mi. NW of Big Pines on road to Valyermo. 1767 Comment
  UCR209238  Galium johnstonii R. G. Swinney 2008-6-17 9057 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UCR223232  Galium johnstonii R. G. Swinney 2009-5-20 10831 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SD252374  Galium nuttallii Steven A. Junak 1999-4-22 Sca 840 Los Angeles Santa Catalina Island: Along W side of road to White's Landing, ca. 1.1 miles from landing. 136 Comment
  UCR274089  Galium parisiense Steven A. Junak 2000-5-19 SCa- 1322 Los Angeles California Islands, Santa Catalina Island, just west of road, near Opuntia patch 317 Comment
  UC1595496  Galium porrigens var. porrigens Tim Ross and Peter Fritsch 1990-6-20 3663 Los Angeles Rincon-Red Box Rd (2N24) ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1328 Comment
  UCR206488  Gamochaeta antillana A. C. Sanders, T. B. Salvato 2009-5-20 36869 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  UCR143350  Gamochaeta pensylvanica Anstruther Davidson 1914-6-1 2973 Los Angeles San Gabriel Valley, Azusa Station 152 Comment
  UC1118553  Gamochaeta pensylvanica J. Horton 1937-6-7 450 Los Angeles Tanbark Flats Pomona Quadrangle, Tanbark Watershed, Tanbark Flats Comment
  RSA177876  Gamochaeta ustulata R. F. Thorne, P. Everett 1965-5-12 34622 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  SBBG131521  Gamochaeta ustulata S. A. Junak 1999-4-24 SCa 865 Los Angeles N of Empire Landing Rd 438 Comment
  LA40320  Garrya flavescens Martha Hilend; 1929-5-14 sn Los Angeles San Gabriel Mountains, Mount Lowe Comment
  CAS-BOT-BC158046  Garrya veatchii I. M. Johnston 1918-5-19 1983 Los Angeles San Antonio [Canon] Canyon (Kerkhoff Grade) Comment
  CAS-BOT-BC158047  Garrya veatchii Marcus E. Jones 1924-4-21 s.n. Los Angeles San Antonio [Canon] Canyon Comment
  RSA549150  Garrya veatchii Tim S. Ross 1990-6-20 3651 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA573734  Garrya veatchii Tim S. Ross 1992-7-17 6712 Los Angeles Condor Peak and immediate vicinity; on the SE slope of the peak just SW of the saddle 1555 Comment
  RSA604406  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash. 671 Comment
  RSA0016931  Garrya veatchii K. Bahns 1949-1-16 s.n. Los Angeles Found along Glendora Canyon-Mt. Baldy roadside. 305 Comment
  POM249754  Gaura coccinea E. Johnson 1939-8-10 s.n. Los Angeles South Garey Street, Pomona. Comment
  SBBG118696  Gayophytum diffusum subsp. parviflorum O. Mistretta with P. L. Morrell 1992-6-4 504 Los Angeles Short Cut Cyn, OVH area, Arroyo District, paralleling Big Tujunga; T2N R11W S9 Comment
  CATA3493  Genista linifolia Benjamin J. Dion, Nathalie Cartan, Michael Thomas 2017-9-28 045 Los Angeles Santa Catalina Island: Interior; on edge of drainage in between Lower Cottonwood Road and Banning Meadow Road in Lower Cottonwood Canyon watershed 129 Comment
  RSA746903  Geranium carolinianum R. G. Swinney 2003-5-12 8200 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  SFV12018  Gilia achilleifolia D. L. Koutnik, B. Holguin 1978-4-1 207 Los Angeles Sierra Pelona Valley. West side of Anthony Road and north of Sierra Highway. 890 Comment
  IRVC26456  Gilia angelensis A. C. Sanders, Mark Elvin, et al. 2003-3-4 25691 Los Angeles Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  SEINET11261918  Gilia angelensis Mark A. Elvin 2003-4-22 2529 Los Angeles Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi east of Ventura Co. line. ( Val Verde 7.5' Q.); 0 314 Comment
  UCR108214  Gilia angelensis L. C. Wheeler 1967-5-18 9642 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA304907  Gilia angelensis J. R. Shevock 1971-3-7 746 Los Angeles Tapia county park. 198 Comment
  RSA0118854  Gilia brecciarum subsp. brecciarum A. C. Sanders 2007-4-19 33467 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA698340  Gilia capitata Elisabeth Norland 1929-4-14 s.n. Los Angeles Hansen-Calif-Sandy field along roadside. Comment
  UC450823  Gilia capitata subsp. abrotanifolia Fay A. MacFadden 1931-3-29 64 E Los Angeles Tuna Canyon , Tuna Canyon (Verdugo Hills) Comment
  VVC3366  Gilia capitata subsp. abrotanifolia Tim Thomas 1973-4-24 15 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  RSA621048  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11837 Los Angeles Antelope Valley: N. of Hwy 138 (Avenue D - Neenach Rd) at powerline, Antelope Valley California Poppy Reserve. 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
  RSA621042  Gilia latiflora subsp. latiflora J. Mark Porter 1998-4-27 11829 Los Angeles Antelope Valley: 170th St. East, N. of Pearblossom Hwy. Comment
  RSA77387  Gilia minor E. K. Balls 1952-4-26 8519 Los Angeles 9.7 miles NE & W of Desert Springs, along Hwy 138 to Palmdale. 1067 Comment
  RSA729402  Gilia modocensis R. G. Swinney 1998-6-12 6953 Los Angeles San Gabriel Mtns.: NW of Jackson Lake at Ball Flat. 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Road 1890 Comment
  RSA777359  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-5-19 5116 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR194300  Gilia modocensis R. G. Swinney 1998-8-5 6665 Los Angeles San Gabriel Mtns., East Fork San Gabriel River, c. 0.4 mi. south of Alder Gulch 1098 Comment
  UC908886  Gilia ochroleuca subsp. bizonata F. W. Peirson 1923-5-26 3534 Los Angeles Rock Creek Divide San Gabriel Mountains, Rock Creek Divide Comment
  UCR203190  Gilia ochroleuca subsp. bizonata R. G. Swinney 2005-5-21 8259 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  CAS-BOT-BC402061  Gilia ochroleuca subsp. vivida Geo. B. Grant 1902-6-1 506 Los Angeles Mt Wilson Comment
  RSA0017158  Gilia ochroleuca subsp. vivida Wayne E. Sawyer 1981-6-16 44 Los Angeles Crest trail and Crystal Lake area trail: junction 0.15 miles S of Little Jimmy Spring. 2302 Comment
  RSA0017176  Gilia ochroleuca subsp. vivida W. Wisura 1977-6-17 3676 Los Angeles Big Pine to Blue Ridge trail. Comment
  RSA0017177  Gilia ochroleuca subsp. vivida Fordyce Grinnell Jr. 1911-06 s.n. Los Angeles Mount Wilson. Comment
  SEINET7040200  Gilia sinuata A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  UCR205909  Gilia splendens R. G. Swinney 2008-5-5 8779 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  RSA469701  Gilia tricolor subsp. diffusa Jean Carnine 1932-5-1 15284 Los Angeles Malibu Lakes. Comment
  UC905041  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  SEINET10631171  Glycine max Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3743 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  UCR256224  Glycyrrhiza lepidota R. G. Swinney 2010-6-4 13033 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  POM4631  Gnaphalium californicum I. M. Johnston 1918-8-25 s.n. Los Angeles Evey Canyon. 915 Comment
  RSA187911  Gnaphalium californicum R. F. Thorne 1966-6-1 36473 Los Angeles Santa Catalina Island: upper end of the road in Pebbly Beach Canyon 91 Comment
  RSA550420  Gnaphalium californicum Timothy S. Ross 1992-7-10 6680 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater & Wickiup Canyons; N and NE slope above stream. 975 Comment
  UCR131438  Gnaphalium californicum Alison Lipman 1998-6-18 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  IRVC29585  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26193 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  POM4637  Gnaphalium chilense I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  UCR125964  Gnaphalium luteoalbum A. C. Sanders, Mark Elvin 2002-6-19 25145 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  CDA6033  Gnaphalium luteoalbum E. M. Becker 1951-9-17 Los Angeles Preston Ranch, Lancaster. 0 Comment
  POM358860  Gnaphalium microcephalum Louis Greata 1900-07 s.n. Los Angeles [Unspecified] Comment
  RSA777367  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-5-19 5133 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR271897  Gnaphalium palustre R. G. Swinney 2011-3-15 14076 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  POM358902  Gnaphalium palustre F. R. Fosberg 1931-8-11 S- 5501 Los Angeles Crystal Lake, N. fork San Gabriel Canyon, San Gabriel Mts. 1600 Comment
  POM4657  Gnaphalium palustre L. R. Abrams 1901-4-2 1241 Los Angeles Inglewood. Comment
  UCR270804  Gnaphalium stramineum R. G. Swinney 2011-5-26 14878 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
  UCR228416  Goodmania luteola Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 8004 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, ca. 100 m SSE of jct with Sierra Highway and Avenue B 703 Comment
  RSA578736  Grayia spinosa T. S. Ross, J. M. Porter 1994-5-1 7594 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  CAS-BOT-BC305269  Grindelia hirsutula John Thomas Howell 1931-5-29 6563 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  POM178029  Grindelia hirsutula J. Ewan 1931-5-11 4184 Los Angeles Vacant lot at Bonnie Brae Beverly Comment
  POM141  Guillenia lasiophylla Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  RSA603880  Guillenia lasiophylla L. C. Wheeler 1933-7-4 1899 Los Angeles San Dimas Canyon, San Gabriel Mts 640 Comment
  UC1127029  Guillenia lasiophylla Jerome S. Horton 1937-5-18 444 Los Angeles Tanbark Flats Pomona Quad. 822 Comment
  RSA602447  Gutierrezia californica Scott D. White 1997-5-14 5130 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
  UCR162300  Gutierrezia californica Anuja Parikh, Nathan Gale 2004-7-16 2088 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 23), ridges northeast of upper Potrero Canyon 427 Comment
  POM369711  Harpagonella palmeri M. B. Dunkle 1929-4-13 2122 Los Angeles Santa Catalina Island; Moonstone Beach Comment
  POM40462  Hazardia cana T. S. Brandegee 1894-8-25 s.n. Los Angeles San Clemente Island Comment
  CLARK-A1528-1935  Hedypnois cretica Alfred R. Roos 1954-5-17 Los Angeles Hollywood 91 Comment
  UCR209849  Helenium bigelovii R. G. Swinney 2008-7-16 9264 Los Angeles San Gabriel Mtns., Little Rock Creek Canyon, 1.6 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1817 Comment
  UCR277250  Helenium bigelovii R. G. Swinney 2010-9-30 13929 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
  UCR108432  Helenium puberulum L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mtns., Water Canyon 579 Comment
  SFV12379  Helianthemum scoparium D. L. Koutnik 1978-5-10 475 Los Angeles Santa Monica Mountains End of Corral Canyon Road. 732 Comment
  UCR145188  Helianthus annuus June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  SD90304  Helianthus annuus R. F. Thorne, M. Z. Thorne 1972-1-30 42171 Los Angeles San Gabriel Mountains; Johnson's Pastures and dow Gail Canyon, north of Claremont. 490 Comment
  RSA752582  Helianthus californicus J. M. Porter 2006-11-5 12261 Los Angeles Along I-14 at Agua Dulce exit, N of highway. 1500 Comment
  SBBG32389  Helianthus gracilentus C. Bornstein, D. Kershaw 1998-6-4 Los Angeles Del Sur Ridge, Coarse Gold Rd, 1.2 mi N of jct with Bouquet Cyn Rd Comment
  RSA653630  Heliotropium amplexicaule S. Koukol, R. Koukol 1998-5-3 58 Los Angeles Claremont, appx. 100 m S of Baseline Road, in open field E of Mills Ave., W od Monte Vista Ave. 448 Comment
  POM369738  Heliotropium curassavicum var. oculatum F. R. Fosberg 1930-6-26 3011 Los Angeles Lower Ballona Creek. 12 Comment
  RSA0127188  Heliotropium curassavicum var. oculatum Louis C. Wheeler 1967-7-23 10142 Los Angeles Pond 1/2 mile westerly from Barrel Springs on San Andreas Fault. Occuring foot of Whitney Canyon. 427 Comment
  RSA139169  Hemizonia clementina Reid V. Moran 1958-9-15 6837 Los Angeles San Clemente Island, Wilson's cove. 50 Comment
  POM246458  Hemizonia fasciculata F. R. Fosberg 1931-5-6 4815 Los Angeles Cape Canyon, Santa Catalina Island. 250 Comment
  RSA355899  Hemizonia fasciculata R. F. Thorne 1975-9-4 47380 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA3734  Hemizonia fasciculata Peter H. Raven 1962-5-7 17576 Los Angeles San Clemente Island, Wilson Cove 46 Comment
  SBBG98077  Herniaria hirsuta var. cinerea T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5093 Los Angeles North Head, WNW of new landing field 15 Comment
  RSA792781  Hesperocnide tenella Justin M. Wood 2009-3-24 385 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  SBBG108959  Hesperocnide tenella S. A. Junak 1997-3-13 SCl 779 Los Angeles ridge between 2 forks of first cyn E of Mosquito Cyn 289 Comment
  SEINET4118127  Hesperocnide tenella J. Mygatt, J. Takara 1997-1 M- 97 -311 Los Angeles Santa Catalina Island, Bulrush Canyon. Comment
  UCR271758  Heteromeles arbutifolia R. G. Swinney 2011-3-26 14233 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  SD141295  Heteromeles arbutifolia var. macrocarpa Reid Moran 1958-9-16 6845 Los Angeles San Clemete Island, Wall Rock Canyon, 2 miles SE of Eel Point 120 Comment
  CAS-BOT-BC318855  Heterotheca grandiflora LeRoy Abrams 1902-6-20 2569 Los Angeles Soldiers Home Comment
  CAS-BOT-BC318876  Heterotheca grandiflora Shirley W. Campbell 1970-9-24 101 Los Angeles Lower reach of the Arroyo Seco, southwestern Pasadena Comment
  RSA0074064  Heterotheca grandiflora Scott D. White 1995-10-19 3711 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  UC832991  Heterotheca grandiflora E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  UCR213415  Heterotheca grandiflora A. C. Sanders, Dan S. Cooper 2010-3-12 37336 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC318877  Heterotheca grandiflora Huron H. Smith 1912-5-1 4883 Los Angeles Eagle Rock Valley 152 Comment
  SFV3987  Heterotheca grandiflora P. G. Kilburn 1958-11-13 881 Los Angeles San Fernando Valley San Fernando Valley State College. Old field bordering Zelzah and south of Plummer. Comment
  RSA730755  Heterotheca sessiliflora A. C. Sanders, Mark Elvin, Julie Vanderwier, Kim Marsden 2002-6-18 25102 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills 1 mi. SSW of Castaic Junction, west of Magic Mountain amusement park. 335 Comment
  CAS-BOT-BC310851  Heterotheca sessiliflora subsp. fastigiata C. F. B. 1903-8-2 3669 Los Angeles San Antonio Canon [Canyon] near Claremont Comment
  RSA733591  Hieracium albiflorum R. G. Swinney 1998-7-29 6543 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground 1817 Comment
  UC1870233  Hirschfeldia incana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  SD215402  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles Liebre Mountains Region: Southern edge of the Antelope Valley at the north base of Portal Ridge, along 180th Street West near the California Aqueduct, east of mouth of Broad Canyon. 914 Comment
  UCR223567  Hordeum brachyantherum R. G. Swinney 2009-6-3 11051 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR267157  Hordeum murinum Dan S. Cooper 2015-3-3 315- 13 Los Angeles Los Angeles Basin/Western Transverse Range, open space in Griffith Park, edge of debris basin at end of Primera Ave. 223 Comment
  POM12236  Hordeum murinum subsp. glaucum F. L. Robinson 1921-4-14 19 Los Angeles South Hills. South of Pomona. Comment
  RSA188065  Hordeum murinum subsp. glaucum R. F. Thorne 1966-4-4 35750 Los Angeles Santa Catalina Island. Isthmus. 12 Comment
  SBBG131730  Hordeum murinum subsp. glaucum S. A. Junak 1999-5-8 SCa 908 Los Angeles W side of Fern Cyn, in Cottonwood Cyn drainage, along abandoned rd, W-facing hillside 121 Comment
  RSA654300  Hordeum murinum subsp. leporinum Monica Acosta 1998-5-26 34 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  RSA12402  Hordeum vulgare C. B. Wolf 1934-4-11 5614 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  RSA229034  Hulsea vestita subsp. gabrielensis R. F. Thorne, C. W. Tilforth 1971-6-30 40744 Los Angeles N slope of Mt. Hillyer 1645 Comment
  RSA642509  Hydrocotyle ranunculoides D. E. Bramlet 1999-11-10 2826 Los Angeles Snow Creek, City of Industry. 16m east of Valley Blvd. and 107 north of Grand Ave. 229m west of the existing San Jose Creek flood control channel. 55 Comment
  CAS-BOT-BC312942  Hypochaeris glabra Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4254 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W. side Comment
  UCR108446  Imperata brevifolia L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mtns, Big Tujunga Canyon Road at Doske Road, just east of Ybarra Canyon 564 Comment
  SBBG8311  Isocoma acradenia R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CAS-BOT-BC340164  Jaumea carnosa D. E. Breedlove 1961-9-23 1279 Los Angeles On Ballast Point S side of Catalina Harbor; Santa Catalina Island Comment
  RSA0051643  Jaumea carnosa A. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu Lagoon. 0 Comment
  POM127496  Juglans californica L. R. Abrams 1910-7-7 4888 Los Angeles N slope of Santa Monica Mts. Near Cahuenga Pass Comment
  RSA0011158  Juglans californica var. californica D. E. Bramlet, Jennifer Pareti 2008-4-14 4197 Los Angeles Transverse Ranges: Liebre Mtns reg: Bouquet Cyn.; Creek SE of Bouquet Cyn Rd and Vasquez Cyn. Road. Comment
  SFV16168  Juglans californica var. californica P. A. Krueger 1994-5-18 42 Los Angeles San Gabriel Mountains 3 miles north on Mount Lowe Truck Trail from Chaney Trail. 1000 Comment
  RSA0011176  Juglans californica var. californica Tim S. Ross, Steve D. Boyd 1990-6-11 3019 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  RSA102299  Juncus acutus subsp. leopoldii S. B. Parish 1882-10 657 Los Angeles Wilmington Comment
  RSA177696  Juncus acutus subsp. leopoldii Robert F. Thorne, Percy C. Everett 1965-5-11 34651 Los Angeles Santa Catalina Island. Small pond behind Cottonwood Dam in Cottonwood Canyon. 46 Comment
  IRVC26180  Juncus balticus A. C. Sanders 2003-5-1 26248 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
  UCR209448  Juncus balticus R. G. Swinney 2008-10-7 9489 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR275338  Juncus bufonius Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  RSA596745  Juncus bufonius var. bufonius L. C. Wheeler 1966-9-6 8864 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  RSA368195  Juncus covillei var. obtusatus F. R. Fosberg, Joseph A. Ewan 1931-8-12 s.n. Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 Comment
  RSA0116659  Juncus macrophyllus R. G. Swinney 2008-10-10 9583 Los Angeles San Gabriel Mtns.; Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA641445  Juncus macrophyllus L. C. Wheeler 1967-7-15 10009 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA732854  Juncus macrophyllus R. G. Swinney 2001-6-2 7962 Los Angeles Mojave Desert: Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  UCR205962  Juncus macrophyllus Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9605 Los Angeles Transverse Ranges; Liebre Mountains, Tapia Canyon area, ca. 2 - 3 air miles west of Hwy I-5 junction with Ridge Route Road 549 Comment
  SD252226  Juncus mexicanus Steven A. Junak 1999-7-15 Sca 1031 Los Angeles Santa Catalina Island. Bulrush Canyon, just upstream from Sca-1027. 244 Comment
  RSA662675  Juncus rugulosus LeRoy Gross 2001-11-17 457 Los Angeles San Gabriel Mountains: below trail from Three Points to Twin Peaks. 1921 Comment
  RSA225703  Juncus textilis Robert F. Thorne, C. W. Tilforth 1971-6-17 39947 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA368357  Juncus textilis Al Shapiro s.n. Los Angeles Verdugo Canyon Comment
  UC213655  Juncus textilis Geo. B. Grant 3708 Los Angeles Comment
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Dec 18 2015
  RSA729408  Juncus xiphioides R. G. Swinney 1999-6-21 7362 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA774833  Juncus xiphioides Orlando Mistretta, Christine Mistretta 2010-6-8 5282 Los Angeles Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, approx. 1.15 miles N of intersection with upper Big Tujunga Canyon Rd. 1100 Comment
  UCR190757  Juncus xiphioides R. G. Swinney 1999-6-30 7485 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.1 mi. north of Big Pines Hwy at All Nations Camp 1585 Comment
  UCD123743  Keckiella antirrhinoides Gordon Pilone 1960-4-16 9 Los Angeles wash area at Pomono College in Claremont. 365 Comment
  LA209294  Keckiella breviflora Carl B. Wolf; 1936-5-27 7842 Los Angeles San Gabriel Mountains, Indian Canyon Camp, 2 mi off Soledad Canyon 914 Comment
  SBBG118697  Keckiella breviflora O. Mistretta 1992-8-20 778 Los Angeles Mt Gleason Management Unit, Mt Gleason, Tujunga Ranger District 1697 Comment
  RSA401761A  Keckiella cordifolia F. R. Fosberg 1931-5-6 S- 4784 Los Angeles Cape Canyon, Santa Catalina Island. 220 Comment
  RSA401770A  Keckiella cordifolia Bonnie C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  POM292884  Keckiella ternata subsp. septentrionalis Lyman D. Benson, Robert Benson, Joseph Lanjouw 1953-5-2 15099 Los Angeles Santa Catalina Island, north face of Swain Canyon, Whites Landing 183 Comment
  RSA400470  Keckiella ternata subsp. ternata Christopher Davidson 1974-8-1 2516 Los Angeles Highway 39 toward Islip Saddle, along San Gabriel River. At Golden Cup Oak Plantation. Angeles National Forest. 1524 Comment
  SEINET13276796 Image available Keckiella ternata subsp. ternata R. G. Swinney 2011-1 15854 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  RSA719733  Koeleria macrantha R. G. Swinney 1996-8-7 5215 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  SEINET11446799 Image available Lagophylla ramosissima L. C. Wheeler 1932-6-4 800 Los Angeles San Gabriel Mtns.; Liveoak Canyon 518 Comment
  CAS-BOT-BC273825  Lamarckia aurea John H. Thomas 1957-5-3 6730 Los Angeles North of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  POM352638  Lamarckia aurea F. R. Fosberg 1931-4-16 S- 4660 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon 180 Comment
  SBBG56851  Lamarckia aurea M. N. Ackley -Feb-1926 3 Los Angeles Eagle Rock 182 Comment
  UC38736  Lamarckia aurea Mrs. B. Jones 592 Los Angeles Los Angeles Comment
  POM352632  Lamarckia aurea Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  CDA5664  Lamium amplexicaule L. C. Wheeler 1973-4-9 s.n. Los Angeles Transverse Ranges; San Gabriel Mts. region; Millard Canyon, approximate forest service boundary 0 Comment
  RSA165756  Lamium amplexicaule Wesley O. Griesel 1963-4-23 764 Los Angeles Tapia Park, Santa Monica Mtns. 91 Comment
  SD186357  Lantana montevidensis A. C. Sanders, Andy Thompson 2003-4-15 26009 Los Angeles NE end of Santa Susan Mtns.: Newhall Ranch, south edge of Magic Mountain theme park. 366 Comment
  SBBG67804  Larrea tridentata R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  UCR281661  Larrea tridentata R. G. Swinney 2014-4-18 16138 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  HSC46445  Lasthenia californica M. B. Dunkle 1940-3-17 7401 Los Angeles N ridge, Santa Barbara Island Comment
  UC75846  Lasthenia coronaria unknown May 1901 99 Los Angeles Altadena Comment
  JEPS10020  Lasthenia gracilis W. L. Jepson 1920-5-3 8922 Los Angeles near Newhall Comment
  SBBG117120  Lasthenia gracilis S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1533 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  UCR185593  Lasthenia gracilis A. C. Sanders 2007-4-25 33593 Los Angeles Tehachapi Mtns., Oso Canyon, 0.7 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  UC557666  Lasthenia gracilis Nell Murbarger 1936-3-1 30 Los Angeles on the mesa summit and a few hundred feet down the e and w slopes of the island, San Clemente Island San Clemente Island Comment
  RSA213336  Lathyrus vestitus subsp. alefeldii Reid V. Moran 1941-2-28 605 Los Angeles Johnson Valley, Santa Catalina Island 250 Comment
  RSA651068  Lathyrus vestitus subsp. vestitus Paul M. Inman 1983-5-8 50883 -22 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel Mountains, about 1 miles north of Arcadia. From east facing ridge. On upper Creek Trail leading to Hoegee's camp. 915 Comment
  UCSB3104  Lathyrus vestitus var. alefeldii Wedberg, H. 1958-2-22 Los Angeles 0.7 miles from Coast Hwy. 101 in Latigo Canyon, Santa Monica Mts. Comment
  POM82716  Lathyrus vestitus var. vestitus P. A. Munz 1925-4-23 9943 Los Angeles San Gabriel Canyon. 488 Comment
  RSA434059  Lavatera assurgentiflora subsp. assurgentiflora Unspecified 1931-7-2 s.n. Los Angeles El Segundo. Comment
  LA211277  Lavatera cretica Arthur C. Gibson; 2004-4-25 5219 Los Angeles SANTA MONICA MOUNTAINS, Solstice Canyon Park, along hiking trail through of lower Solstice Canyon. Comment
  RSA630365  Layia glandulosa L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  RSA725125  Layia glandulosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -57 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
  SBBG89130  Layia glandulosa A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7768 Los Angeles near Quartz Hill in Lancaster, S of Ave L at 37th Street W; T7N, R12W, W/2 of NE/4 of NW/4 S31 746 Comment
  CAS-BOT-BC321499  Layia glandulosa Geo. B. Grant 1904-5-5 6118 Los Angeles Arroyo Seco Canyon, Sierra Madre Mts. Comment
  CAS-BOT-BC321529  Layia glandulosa I. Johnston 1917-5-13 976 Los Angeles San Gabariel Wash 152 Comment
  RSA756882  Layia glandulosa Orlando Mistretta, Christine Mistretta 2008-4-4 2342 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 53 per TRTP survey; 2008) 1220 Comment
  UCSB52708  Layia platyglossa Boutin, F. 1967-4-23 Los Angeles San Clemente Island; E side of island, Lemon Tank, a dump site 304 Comment
  POM4852  Layia platyglossa subsp. campestris Amos Shummway 1903-05 s.n. Los Angeles Collected near Pasadena Comment
  POM4833  Layia platyglossa subsp. campestris Harry Pruett 1909-6-2 47 Los Angeles Claremont. Comment
  SEINET12327305  Leonotis leonurus Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  RSA409627  Lepechinia fragrans C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  SFV1444  Lepidium didymum R. L. Armacost 1958-5-1 992 Los Angeles Santa Monica. Santa Monica City College campus. Comment
  UCSB56088  Lepidium didymum Thorne, Robert 1973-4-11 Los Angeles Rancho Santa Ana Botanic Garden-Claremont; near administration building 365 Comment
  SFV9384  Lepidium fremontii M. L. Vincent, L. Swade 1964-4-2 484 Los Angeles Mojave Desert 1/8 mile off Highway 138, 1 mile east of Longview Road. 950 Comment
  UC1076211  Lepidium fremontii H. L. Mason 1930-4-20 5592 Los Angeles Rock Creek Region Mohave Desert Comment
  UCR277188  Lepidium fremontii R. G. Swinney 2011-4-19 14404 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCR59192  Lepidium lasiocarpum A. C. Sanders 1988-2-18 7691 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  SBBG112953  Lepidium lasiocarpum var. lasiocarpum S. A. Junak 1998-6-13 SCa 735 Los Angeles Little Harbor, above W end of beach 9 Comment
  LA201824  Lepidium latifolium Arthur C. Gibson; 2003-7-18 4940 Los Angeles Santa Monica Mountains, Along service road in Nickerson Arroyo Sequit NRA, near Mulholland Highway Comment
  CAS-BOT-BC12466  Lepidium nitidum George B. Grant; Walter Wheeler 1904-4-21 s.n. Los Angeles Santa Catalina Island, Pacific Ocean, off southern California. Comment
  RSA187728  Lepidium nitidum R. F. Thorne 1966-4-7 35988 Los Angeles Santa Catalina Island. S of Parson Landing and SW of Arrow Point, W. end island. 61 Comment
  JEPS53774  Lepidium virginicum Frank W. Peirson 1918-11-2 298 Los Angeles Mt. Wilson Summit San Gabriel Mountains 1767 Comment
  RSA708571  Lepidium virginicum var. pubescens Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1157 Los Angeles Ridgetop above McDonald Creek. 457 Comment
  SBBG119318  Lepidium virginicum var. pubescens V. Soza with L. Gross 2001-5-14 1222 Los Angeles above Santa Anita Cyn, ca. 0.7 mi WNW of the Santa Anita Dam 762 Comment
  RSA3234  Lepidospartum squamatum C. B. Wolf 1931-7-2 2267 Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando. 335 Comment
  RSA739777  Lepidospartum squamatum John Dittes 2006-1-2 1307 Los Angeles Transverse Ranges, San Gabriel Mtns: Big Tujunga Canyon, 3.2 air miles SW of Gold Canyon Saddle, 1.3 air miles NE of intersection of Sunland Blvd and 210 Fwy, 1.1 air mile NW of Verdugo Hills Highschool,, near Oro Vista Ave where it crosses Big Tujunga Creek 393 Comment
  SFV21056  Lepidospartum squamatum L. Gross, V. Soza 2001-5-31 393 Los Angeles Verdugo Mountains Southeast side of mountains. Disturbed flat area at end of road (bulldozed) east of Dead Horse Canyon, south off of Las Flores Mountain Way. 366 Comment
  UC527637  Lepidospartum squamatum C. B. Wolf 1931-7-2 2267 Los Angeles 1/2 mi above the bridge Road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  LA33409  Leptochloa fusca subsp. uninervia Peter H. Raven; Henry J. Thompson 1959-10-4 14553 Los Angeles SANTA MONICA MOUNTAINS, along Pacific Coast Hwy, just N of mouth of Santa Monica Canyon. 15 Comment
  JEPS69834  Leptodactylon californicum W. L. Jepson 1939-4-14 19117 Los Angeles Topanga Canyon; Santa Monica Mts., Topanga Canyon Comment
  UC303702  Leptodactylon californicum Crawford and Hiatt 1916-3-28 Los Angeles Santa Monica Mts. Comment
  JEPS104690  Leptodactylon californicum John L. Morrison 1936-12-23 1963 Los Angeles Comment
  CHSC3694  Leptosiphon breviculus Mary MacArthur 1966-6-4 40 Los Angeles Chilao. Stream bed. 1524 Comment
  RSA334158  Leptosiphon breviculus R. F. Thorne, M. Z. Thorne 1969-7-9 38504 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Table Mt. 2133 Comment
  RSA775125  Leptosiphon breviculus Orlando Mistretta, Christine Mistretta 2010-6-7 5277 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  SD231401  Leptosiphon breviculus Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 19 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Highway (Road north) on the north side of the San Gabriel Moutains. Near Shoemaker Canyon. Along ridge, wash, and roadside. 1444 Comment
  POM308883  Leptosiphon liniflorus Anonymous 1940-6-24 617 Los Angeles Along Camp 10 road. Angeles Forest near San Dimas Experimental Forest. Comment
  SBBG15973  Leptosyne douglasii W. G. Webb 1935-4-20 Los Angeles near Lancaster Comment
  UCR117568  Lessingia filaginifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23270 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  UCR143341  Lessingia filaginifolia var. filaginifolia P. A. Munz 1947-9-18 12135 Los Angeles Transverse Range, Mint Canyon Public Camp, NE of Saugus 762 Comment
  RSA126888  Lessingia glandulifera var. glandulifera H. S. Yates 1936-8-28 6369 Los Angeles 2 miles southeast of Big Pine Park 1905 Comment
  RSA187938  Leymus triticoides R. F. Thorne 1966-4-29 36269 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 Comment
  RSA760585  Leymus triticoides R. G. Swinney 2008-10-16 9617 Los Angeles Big Pine Meadow 2061 Comment
  SEINET10828133  Leymus triticoides Frank W. Gould 1944-5-7 Gould 2335 Los Angeles Low, weedy roadside, at edge of willow; 3 miles east of Compton on Compton Blvd. Comment
  LA29010  Lilium parryi Mary V. Hood; 1943-7-10 43- 80 k* Los Angeles Buckhorn Flats 1981 Comment
  UCR126736  Linanthus androsaceus A. C. Sanders, Andy Thomson 2003-4-15 25996 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  RSA605989  Linanthus aureus Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  CHSC24756  Linanthus californicus D. Hattem 1976-4-18 8 Los Angeles Ca. 30 ft w of Hwy 5, ca. 5.5 mi n of Castaic. 792 Comment
  LA206672  Linanthus californicus W. R. Ernst; May 1977 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  LA52331  Linanthus californicus Harlan Lewis; 1940-2-24 1074 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Near Saddle Peak. 609 Comment
  LA52337  Linanthus californicus Harlan Lewis; 1940-2-4 1062 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 609 Comment
  CDA40054  Linanthus californicus T. C. Fuller 1965-4-26 13376 Los Angeles East slope of Saddle Peak, Tuna Canyon Road above Fernwood Pacific Drive, 2.7 miles west of Topanga. 0 Comment
  LA52351  Linanthus dianthiflorus A. M. Johnson; 1932-2-27 3840 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  SD107817  Linanthus dianthiflorus Larry DeBuhr 1977-4-16 2567 Los Angeles Santa Catalina Island; coastal bluffs around Little and Shark Harbors Comment
  UCR209442  Linanthus dianthiflorus R. G. Swinney 1969-4-27 384 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  RSA515177  Linanthus dichotomus subsp. dichotomus Steve Boyd, Orlando Mistretta 1986-3-31 1570 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  JEPS116927  Linanthus liniflorus David Gowen 2008-4-30 882 Los Angeles Southwest corner of Avenue D (Hwy 138) and 210th St. West. Comment
  UCD118653  Linanthus parryae Steve Boyd 1986-3-30 1516 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA597036  Linanthus pungens T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3836 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA533972  Linaria canadensis var. texana Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5181 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  POM1584  Lithophragma affine I. M. Johnston 1917-5-6 1927 Los Angeles Evey Canyon, north of Claremont 762 Comment
  UC858161  Lithophragma affine Ira W. Clokey, B. Templeton Apr. 1929 4430 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 350 Comment
  CAS-BOT-BC426252  Lithophragma affine Frank W. Peirson 1921-3-12 4190 Los Angeles Big Santa Anita Canyon, San Gabriel Mts. 762 Comment
  UCSB2562  Lithophragma affine Beach, Kay 1943-3-25 Los Angeles San Dimas Exp. Forest; gage 25 Comment
  RSA0014590  Lithophragma bolanderi Orlando Mistretta, Christine Mistretta 2011-6-18 5710 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  RSA84383  Lithophragma bolanderi F. W. Peirson 1925-3-18 5469 Los Angeles South slope of Newhall Grade near Newhall 381 Comment
  UCR141326  Lithophragma bolanderi R. F. Thorne 1971-4-23 41467 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest; Chantry Flats, along trail to Santa Anita Canyon 610 Comment
  RSA660261  Lithophragma bolanderi Orlando Mistretta, Peter L. Morrell 1992-6-4 490 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UCR124420  Lithophragma tenellum B. C. Templeton 1932-5-31 4878 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SDSU1208  Lobularia maritima A. H. Gallup 1949-3-1 310 Los Angeles Lasca - north end of meadow. 152 Comment
  RSA624068  Loeflingia squarrosa L. C. Wheeler 1967-5-18 9653 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  UCR104774  Loeflingia squarrosa David Charlton 1991-5-18 5182 Los Angeles Western Mojave Desert, Edwards Air Force Base, Piute Ponds, old homestead road just east of ponds, south of Rosamond Dry Lake 701 Comment
  JEPS76500  Loeflingia squarrosa var. artemisiarum L. R. Heckard with Maynard Moe 1977-4-2 4556 Los Angeles s tip of Rogers Dry Lake about 1/2 mi e lake bed; Edwards Air Force Base, Rogers Dry Lake 728 Comment
  CATA1608  Logfia gallica Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2877 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  SBBG117136  Logfia gallica S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1535 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  SBBG131727  Logfia gallica S. A. Junak 1999-5-8 SCa 921 Los Angeles rd from Cottonwood Cyn into Fern Cyn, Cottonwood drainage 115 Comment
  RSA251487  Lolium perenne subsp. multiflorum R. F. Thorne 1973-4-12 42982 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  UC1714475  Lolium temulentum D. L. Crawford 1916-3-28 Los Angeles Santa Monica Comment
  UC1594358  Lomatium dasycarpum subsp. dasycarpum Tim Ross and Mathew Bell 1992-3-22 6053 Los Angeles w. side of Yerba Buena Rs. ca. 360 m. n.-n.w. of intersection w/ Mulholland Hwy.; <San> Monica Mts., Triunfo pass USGS 7.5' Quad. 487 Comment
  RSA21780  Lomatium dissectum var. multifidum C. B. Wolf 1937-5-20 8741 Los Angeles Tehachapi Mts., 1 mi. so. of Tejon Pass on Hungry Valley Road. 1280 Comment
  RSA683138  Lomatium lucidum LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 958 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.), We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  SEINET3081282 Image available Lomatium mohavense John Adams 1966-4-9 680 Los Angeles Mojave Desert, near Boron. 457 Comment
  UCR192571  Lomatium nevadense A. C. Sanders 2008-4-10 34802 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA659927  Lomatium nevadense var. parishii Orlando Mistretta 1992-5-18 339 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR192056  Lomatium utriculatum A. C. Sanders 2008-4-11 34861 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  UCR52406  Lomatium utriculatum David Charlton 1988-4-3 1711 Los Angeles Western Mojave Desert, W of Lancaster on Hwy 138. Quail Lake area between Gorman and Holiday Valley 1070 Comment
  CLARK-A1528-4939  Lomatium utriculatum John C. Roos 1937-3-25 1676 Los Angeles Lancaster Comment
  RSA717351  Lomatium vaginatum Scott D. White, Pam De Vries 2006-5-9 11400 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA199171  Lonicera hispidula var. vacillans R. F. Thorne, D. Propst 1968-5-29 37701 Los Angeles Santa Catalina Island; upper end of Avalon Canyon 152 Comment
  SD112048  Lonicera hispidula var. vacillans Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Sant Catalina Island; Middle Ranch road. Comment
  CAS-BOT-BC240746  Lonicera interrupta Dr. H. E. Hasse 1893-5-1 s.n. Los Angeles Acton Comment
  CAS-BOT-BC240747  Lonicera interrupta Le Roy Abrams; E. A. McGregor 1908-7-5 629 Los Angeles Swartout [Swarthout] Canyon, desert slopes of the San Gabriel Mountains 1828 Comment
  RSA0085285  Lonicera subspicata R. G. Swinney 2010-8-16 13528 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC234858  Lonicera subspicata var. denudata Ernest Braunton 1902-6-11 471 Los Angeles Griffith Park Comment
  CAS-BOT-BC234860  Lonicera subspicata var. denudata L. A. Greata 1900-9-23 s.n. Los Angeles Eagle Rock Canon [Canyon] Comment
  CHSC102902  Lonicera subspicata var. denudata L. P. Janeway 2009-5-15 9786 Los Angeles Peninsular Ranges. North slope of Puente Hills; Shabarum Regional County Park, along Shabarum Trail; 1.7 air km south-wouthwest of the junction of S. Azuza Ave and Colima Road. 342 Comment
  RSA126719  Lonicera subspicata var. denudata P. H. Raven 1958-10-11 13758 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  RSA306182  Lonicera subspicata var. denudata Fay A. MacFadden 1931-05 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA656860  Lonicera subspicata var. denudata Joseph M. Keefe 2001-1-24 31024 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  RSA762407  Lonicera subspicata var. denudata Orlando Mistretta, Christine Mistretta 2008-5-13 3043 Los Angeles Grizzly Flat Road, vicinity of Dark Cyn, Arroyo Seco Canyon drainage. 1000 Comment
  UC1605448  Lotus Tim Ross 1992-4-14 6182 Los Angeles San Clemente Island, eastern escarpment just below mouth of Nanny Canyon where it opens onto a sloping terrace and flows northward Nanny Canyon; San Clemente Island, Nanny Canyon 86 Comment
  UC75502  Lotus argophyllus var. argophyllus unknown Jun 1904 Los Angeles near Cahuenga Pass Comment
  RSA406933  Lotus dendroideus var. traskiae M. B. Dunkle, B. C. Templeton 1939-4-6 7281 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  UC1594410  Lotus dendroideus var. traskiae Tim Ross 1992-4-14 6158 Los Angeles just below mouth Nanny Canyon (on low ridge that separates the Nanny Canyon drainage from the escarpment, central e side of San Clemente Island); San Clemente Island 99 Comment
  RSA762256  Lotus grandiflorus var. grandiflorus Orlando Mistretta, Christine Mistretta 2008-5-2 2600 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  POM7441  Lotus heermannii var. heermannii C. F. Baker 1903-8-2 7478 Los Angeles San Gabriel Mountains: San Antonio Canyon near Claremont. Comment
  UCR191682  Lotus humistratus A. C. Sanders 2008-4-18 34962 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 995 Comment
  UCR223697  Lotus nevadensis R. G. Swinney 2009-6-24 11243 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA406123  Lotus nevadensis var. davidsonii B. C. Templeton 1932-6-19 4935 Los Angeles Big Pines Park, San Gabriel Mountains. 2091 Comment
  UCR194036  Lotus procumbens R. G. Swinney 1999-6-5 7246 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA230658  Lotus procumbens var. procumbens R. F. Thorne 1969-7-10 38440 Los Angeles Big Pines Hwwy., c. 1.5 miles W of Wrightwood, Swarthout Valley 1951 Comment
  RSA607229  Lotus procumbens var. procumbens L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 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
  HSC87214  Lotus salsuginosus Steve Boyd, T. S. Elias 1987-4-14 2066 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., S of Rincon - Red Box Rd., N of Glendora Comment
  RSA533500  Lotus salsuginosus var. salsuginosus T. S. Ross 1991-3-9 4202 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA0105030  Lotus scoparius var. scoparius R. G. Swinney 2011-4-26 14497 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA498654  Lotus scoparius var. scoparius D. S. Krause 1939-07 s.n. Los Angeles Roadside-open field, La Canada foothills Comment
  UCR192010  Lotus scoparius var. scoparius A. C. Sanders 2008-4-17 34917 Los Angeles Transverse Range, 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM 'Pine', south of peak 3413 1012 Comment
  RSA672219  Lotus strigosus Joseph M. Keefe 2001-3-19 31175 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles west of Harvey Drive; Glendale 470 Comment
  RSA598871  Lotus strigosus var. hirtellus Steve Boyd, T. S. Ross 1997-3-21 9248 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA251543  Lotus strigosus var. strigosus R. F. Thorne 1973-4-11 42810 Los Angeles San Clemente Island: rocky slopes of upper part of Middle Ranch Canyon. 381 Comment
  CATA332  Lotus unifoliolatus Mark L. Hoefs 1973-7-13 370 Los Angeles Santa Catalina Island: Middle Ranch Canyon, just above reservoir, by main road 236 Comment
  RSA0062871  Lupinus albifrons Daisie Huang 2008-4-20 08042012 Los Angeles Pine Canyon Rd and Three Points Rd. 312 Comment
  UCD105993  Lupinus albifrons Gordon Pilone 1960-4-26 15 Los Angeles Wash area at Pomona College, Claremont. 365 Comment
  SEINET10969888  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa# 6450 x 7325 (1) Comment
  CATA3412  Lupinus bicolor Julia A. Parish, Tobias Nickel, Jamie Choi, Stuart Olshevski 2017-5-30 026 Los Angeles Santa Catalina Island: Junction of Toyon Road and ridge trail to Campus By the Sea 307 Comment
  RSA0116283  Lupinus bicolor R. G. Swinney 2010-6-1 13172 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SEINET13383412 Image available Lupinus bicolor R. G. Swinney 2010-1 13085 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. 1073 Comment
  SFV21001  Lupinus bicolor L. Gross 2003-3-9 800 Los Angeles San Rafael Hills Southwest side of San Rafael Hills, at or near top of east-west trending ridge southwest of Flint Peak. Entered at west end at Mount Carmel Drive east of Highway 2 (Glendale Freeway) between Chevy Chase Drive (Sycamore Canyon) to the north and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  UCR271677  Lupinus bicolor R. G. Swinney 2011-5-31 14925 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
  RSA533978  Lupinus bicolor subsp. umbellatus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5171 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  CAS-BOT-BC187872  Lupinus chamissonis I. Johnston 1917-6-10 1338 Los Angeles Playa del Ray Comment
  SBBG116971  Lupinus concinnus S. A. Junak with K. Kirkland 2001-4-13 SCa 1436 Los Angeles top of coastal bluffs, overlooking Empire quarry site 237 Comment
  CAS-BOT-BC205144  Lupinus elatus Oakley Shields 1970-6-27 90 Los Angeles 3.7 miles s.w. of Dawson Saddle, San Gabriel Mts., Angeles Crest Highway 2103 Comment
  RSA0091103  Lupinus elatus R. G. Swinney 2011-8-17 15645 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UC1481356  Lupinus excubitus David B. Dunn 1957-5-18 RSA 6226 Los Angeles Comment
  UCR209232  Lupinus excubitus subsp. austromontanus R. G. Swinney 2008-6-17 9056 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UCR270067  Lupinus excubitus subsp. austromontanus R. G. Swinney 2010-6-1 13111 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  RSA573741  Lupinus excubitus var. austromontanus T. S. Ross 1992-7-17 6725 Los Angeles ca 300 m W of the summit of Condor Peak, San Gabriel Mts. 1588 Comment
  RSA660067  Lupinus excubitus var. austromontanus Orlando Mistretta 1992-5-25 406 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  CAS-BOT-BC215337  Lupinus excubitus var. excubitus W. R. Dudley; F. H. Lamb 1896-6-9 4416 Los Angeles Elizabeth Lake Canon [Canyon], Liebre Mountains Comment
  RSA597048  Lupinus excubitus var. johnstonii T. S. Ross 1990-6-25 3832 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  CHSC96056  Lupinus formosus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 699 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 695 Comment
  RSA600020  Lupinus formosus var. formosus Steve Boyd, Lauren Raz 1997-5-29 9933 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail 1098 Comment
  RSA0119949  Lupinus hirsutissimus R. G. Swinney 2014-5-21 16617 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  UCD107948  Lupinus hyacinthinus Daryl Koutnik; John Cuti 1978-4-19 376 Los Angeles Verdugo Mountains on road overlooking Stough Canyon. 548 Comment
  UCR252738  Lupinus latifolius R. G. Swinney 2010-5-29 13407 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA350144  Lupinus latifolius subsp. parishii Wesley O. Griesel 1986-5-14 s.n. Los Angeles Upper Placerita Canyon, beside dense alder thicket. 640 Comment
  JEPS127383  Lupinus longifolius Robert Steers 2003-5-17 Los Angeles Palos Verdes Peninsula. Rolling Hills Estates. Comment
  LA33645  Lupinus longifolius Henry J. Thompson; 1959-5-24 1999 Los Angeles Santa Monica Mountains, Tuna Canyon, ca 1.3 mi N of Pacific Coast Hwy 213 Comment
  POM2427  Lupinus longifolius L. R. Abrams 1901-04 7174 Los Angeles Ballona Harbor, Los Angeles Comment
  RSA25807  Lupinus longifolius C. B. Wolf 1941-7-2 10959 Los Angeles Along the highway about 1 mile east of La Crescenta 487 Comment
  RSA612436  Lupinus longifolius Bill Campbell 1932-4-23 s.n. Los Angeles Santa Monica Mountains; Los Alisos canyon. Comment
  SEINET2062673 Image available Lupinus longifolius Norman C. Cooper 1945-5-1 2176 Los Angeles Tapia Park area, Santa Monica Mountains. 609 Comment
  SEINET10485626  Lupinus longifolius Wolf 1941-7-2 WOLF 19034 Los Angeles Field collected from along hwy about 1 mi e of la crescenta. 488 Comment
  UCR192947  Lupinus microcarpus Dan S. Cooper 2008-3-25 s.n. Los Angeles Los Angeles Basin, 300 m north of end of Catalina Ave., Whittier 111 Comment
  IRVC26358  Lupinus microcarpus var. densiflorus A. C. Sanders, Mark A. Elvin 2003-4-16 26036 Los Angeles Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed 305 Comment
  SBBG66988  Lupinus microcarpus var. microcarpus R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  OBI48513  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Along Peace Valley Rd (frontage to I5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  UC130904  Lupinus odoratus Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  CAS-BOT-BC207251  Lupinus peirsonii Lester Rowntree 1932-3-1 s.n. Los Angeles Antelope Valley Comment
  RSA300988  Lupinus sparsiflorus subsp. sparsiflorus David B. Dunn 1963-04 s.n. Los Angeles along Glendroa Mtn. rd Comment
  SBBG13711  Lupinus succulentus P. H. Raven 1960-4-11 17280 Los Angeles due W of Wall 2 9 Comment
  RSA128275  Lupinus succulentus H. J. Thompson 1959-3-27 1900 Los Angeles Cold Canyon Road, 3 miles south west of Calabasas 427 Comment
  RSA599785  Lupinus truncatus Steve Boyd, Lauren Raz 1997-3-25 9278 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  SD84826  Lupinus truncatus Reid Moran 1941-3-9 692 Los Angeles Santa Catalina Island; ridge north of Middle Ranch. 349 Comment
  UCR280811  Lupinus truncatus Mitch Provance 2017-6-30 617- 41 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  RSA252886  Lycium andersonii Robert F. Thorne 1973-5-11 43542 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  SBBG70672  Lycium andersonii R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UC729775  Lycium californicum Carl B. Wolf 1932-5-12 Los Angeles 1.5 mi from Little Harbor (on road to Isthmus); Santa Catalina Island 91 Comment
  CAS-BOT-BC231601  Lycium cooperi Russell S. Woglum 1942-5-20 3332 Los Angeles Transverse Ranges/Mojave Desert Transition: Little Rock Dam; Angeles National Forest Comment
  UCR270059  Lycium cooperi R. G. Swinney 2011-4-20 14443 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  SEINET10696892  Lycopersicon esculentum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3761 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  SEINET4090624  Lyonothamnus floribundus M. B. Dunkle 1939-1 7316 Los Angeles Mosquito Ridge, San Clemente Island. Comment
  UC156916  Lyonothamnus floribundus subsp. aspleniifolius Dr. Gustav Eisen 1874-1 Los Angeles Santa Catalina Island Comment
  UC171406  Lyonothamnus floribundus subsp. aspleniifolius Dr. E. A. Mearns 1894-8-25 4049 Los Angeles San Clemente Is. Comment
  CAS-BOT-BC142325  Lyonothamnus floribundus subsp. floribundus D. E. Breedlove 1961-9-23 1271 Los Angeles S side of Cherry Canyon 1.5 mi from beach - Santa Catalina Island 243 Comment
  RSA451793  Lyonothamnus floribundus subsp. floribundus M. B. Dunkle 1928-5-27 1981 Los Angeles Head of Gallagher's Canyon, San Clemente Island Comment
  UC483362  Lyonothamnus floribundus subsp. floribundus L. R. Abrams and I. L. Wiggins 1931-7-4 320 Los Angeles White's Landing Channe Islands, Santa Catalina Island Comment
  UCR17926  Lyonothamnus floribundus subsp. floribundus C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Channel Islands, Santa Catalina Island, Banning Canyon [= Swains Canyon, above Bannings Beach] Comment
  UCR240001  Lythrum californicum R. G. Swinney 2009-11-9 11587 B Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  CAS-BOT-BC344380  Madia exigua Frank W. Peirson 1921-6-21 2446 Los Angeles San Gabriel Mts. W.F. San Gabriel Riv. Comment
  LA37326  Madia gracilis Kei Nakai; June 1976 TCSP 20 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Topanga Canyon State Park 0.25 mi. from ranger's office 380 Comment
  RSA547453  Madia gracilis Timothy S. Ross 1992-5-17 6384 Los Angeles E Fork of the San Gabriel River, Heaton Flat area; 18 degrees NNE, 425 m distant from East Fork Station 624 Comment
  RSA656317  Mahonia nevinii Valerie L. Soza, Steve D. Boyd, Gary D. Wallace 2000-3-28 653 Los Angeles San Gabriel Mountains, south side: Cobal Canyon, Claremont Hills Wilderness Park, W of fire road up Cobal Canyon. At junction of Burbank and Cobal Canyon fire roads. 518 Comment
  CAS-BOT-BC231884  Malacothamnus davidsonii Alice Eastwood 1919-6-21 9051 Los Angeles San Fernando Comment
  RSA642698  Malacothamnus davidsonii Orlando Mistretta 1992-7-14 723 Los Angeles San Gabriel Mountians: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA161120  Malacothamnus fasciculatus Peter H. Raven 1962-5-22 17852 Los Angeles Santa Catalina Island. Hillside of canyon about 3 miles below Middle Ranch. Comment
  RSA306188  Malacothamnus fasciculatus Fay A. MacFadden 1931-5-28 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA600387  Malacothamnus fasciculatus Louis C. Wheeler 1933-8-5 2049 Los Angeles Santa Monica Mountains; North side; 5 miles E of Calabasas. 305 Comment
  POM9158  Malacothamnus fasciculatus C. F. Baker 3346 Los Angeles Claremont. Comment
  CAS-BOT-BC204194  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles north of Castac [Castaic] 609 Comment
  RSA229016  Malacothamnus marrubioides Robert F. Thorne, C. W. Tilforth 1971-6-29 40710 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  RSA563465  Malacothamnus marrubioides D. Charlton 1991-7-30 5527 Los Angeles Rancho Santa Clarita, Bouquet Canyon Rd, north of Jct. with Soledad Canyon Rd. 488 Comment
  RSA603821  Malacothamnus marrubioides Steve Boyd 1997-9-17 10037 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. 915 Comment
  RSA681855  Malacothamnus marrubioides Scott D. White, Michael Honer 2003-6-18 9570 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  UCR75299  Malacothrix Scott D. White 1992-10-8 901 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  POM362254  Malacothrix californica Freda Detmers 1931-5-17 s.n. Los Angeles Mint Canon. [canyon] Comment
  UCR51038  Malacothrix californica A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7764 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  CAS-BOT-BC345326  Malacothrix californica Ernest C. Twisselmann 1962-4-18 6955 Los Angeles Tehachapi Mountains. Oso Canyon, about 0.5 mile above Oso Corral 975 Comment
  UCD134371  Malacothrix coulteri A. C. Sanders; T. B. Salvato 2005-4-26 29721 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines. 610 Comment
  SD249151  Malacothrix foliosa subsp. foliosa Mixhael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2193 Los Angeles San Clemente Island. Northern tip of island, west of Northwest Harbor, ca. 100 feet from intertidal zone. 3 Comment
  UCR270464  Malacothrix glabrata R. G. Swinney 2011-5-12 14667 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA95004  Malacothrix glabrata F. W. Peirson 1917-5-13 1477 Los Angeles Near Little Rock, Mojave Desert. Comment
  UCR99687  Malacothrix saxatilis Scott D. White 1992-10-8 902 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  UCSB7158  Malacothrix saxatilis var. tenuifolia McElwain, Isabelle 1953-3-21 Los Angeles Sea cliffs, Point Dume Comment
  CAS-BOT-BC167855  Malosma laurina S. B. Parish; W. F. Parish 1887-6-1 1928 Los Angeles San Fernando Plains Comment
  POM244931  Malosma laurina F. R. Fosberg 1931-7-10 S- 5373 Los Angeles Eagle s Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  UC1595398  Malosma laurina Tim Ross, Peter Fritsch 1990-6-20 3698 Los Angeles San Gabriel Mountains, w side of Van Tassel Canyon, Forest Service Road 1N36 heading s from Rincon-Red Box Road Van Tassel Canyon; San Gabriel Mountains, Van Tassel Canyon 472 Comment
  SD51915  Malva assurgentiflora Peter H. Raven 1962-5-7 17579 Los Angeles San Clemente Island; in open grassland, Wilson Cove. 60 Comment
  RSA279016  Malvella leprosa Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42190 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  SEINET8895140  Malvella leprosa G. B. Grant 1904-6-5 1199 Los Angeles Ballona. Comment
  RSA0083087  Marah macrocarpa R. G. Swinney 2010-3-22 12040 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UCR41712  Marah macrocarpa G. R. Ballmer, G. F. 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
  RSA440978  Marah macrocarpa A. H. Musick 1936-04 s.n. Los Angeles El Segundo Comment
  RSA440972  Marah macrocarpa var. macrocarpa Robert E. Tapert 1974-5-17 12 Los Angeles Vicinity of Chantry Flat, ca. 3 mi. north of Sierra Madre. Comment
  SD90442  Marah macrocarpa var. major Robert F. Thorne, Doug Propst 1973-2-12 42481 Los Angeles Santa Cataline Island, Ironwood Gully, E of Isthumus above Banning House 185 Comment
  RSA0068438  Marrubium vulgare R. G. Swinney 2010-8-16 13557 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA0103428  Marrubium vulgare R. G. Swinney 2011-10-25 15875 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  CATA975  Marrubium vulgare Mark L. Hoefs 1994-5-21 1844 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  LA33774  Marrubium vulgare Henry J. Thompson; 1958-10-22 1812 a Los Angeles SANTA MONICA MOUNTAINS, Mt. Hollywood, Griffith Park, just N of Mt. Hollywood. 380 Comment
  RSA409817  Marrubium vulgare Freda Detmers 1931-03 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA658521  Marrubium vulgare Diane Elliott 1985-4-19 6 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UCR209311  Marsilea vestita A. C. Sanders 2009-11-6 37231 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR187064  Matricaria matricarioides A. C. Sanders 2006-4-10 31979 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  SEINET10488169  Medicago hispida David B. Dunn 1941-2-22 Dunn 682 Los Angeles Ucla campus on westwood blvd. Comment
  CATA3295  Medicago polymorpha Amy Catalano, Jen Dreizehn 2017-3-16 012 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  SBBG133373  Medicago polymorpha J. Lambert, S. McDonough 2005-4-6 Bot 53 -05 Los Angeles Swat 2 near roadside 16 Comment
  SEINET269305  Medicago polymorpha Scott D. White, Chet McGaugh 1995-5-9 2993 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando road and 457 Comment
  UCR258500  Medicago polymorpha R. G. Swinney 2010-3-10 11816 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR50858  Medicago polymorpha A. C. Sanders 1988-5-18 7824 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  POM348030  Medicago polymorpha G. Austin 1929-2-25 s.n. Los Angeles El Segundo. Comment
  RSA663311  Melaleuca citrina A. C. Sanders 1988-2-18 7686 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
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Jun 5 2006
  CAS-BOT-BC281521  Melica imperfecta L. A. Greata 1900-4-11 s.n. Los Angeles Mt Lowe Comment
  CATA224  Melica imperfecta Mark L. Hoefs, A. Douglas Propst 1973-5-4 214 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  CHSC99676  Melica imperfecta LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 700 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Collected along road and nearby slopes. 695 Comment
  POM357036  Melica imperfecta C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA0060811  Melica imperfecta LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6971 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
  SD72837  Melica imperfecta F. R. Fosberg 1931-4-16 S 4647 Los Angeles Eagle Nest, Middle Ranch Canyon, Santa Catalina Island Comment
  POM1203  Melica stricta I. M. Johnston 1918-7-6 2065 Los Angeles Prairie Fork of San Gabriel River. 2287 Comment
  UCR216853  Melilotus albus R. G. Swinney 2009-3-11 10085 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA188230  Melilotus indicus Robert F. Thorne, Percy C. Everett 1965-6-22 34911 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  UCR50861  Melilotus indicus A. C. Sanders 1988-5-18 7821 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  HSC15024  Melilotus indicus C. S. Apperson 1967-6-3 Los Angeles 4 mi. from Gorman on Hwy. 138 Comment
  UCSB3451  Melilotus indicus Haller, Norman 1953-3-4 Los Angeles Faculty Hill, U.C.L.A. Comment
  LA33782  Mentha X piperita Peter H. Raven; Henry J. Thompson 1959-10-25 14711 Los Angeles 91 Comment
  UCR220261  Mentzelia R. G. Swinney 2009-4-28 10503 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  SBBG69330  Mentzelia affinis R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCR124711  Mentzelia albicaulis B. C. Templeton 1933-6-16 5132 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  RSA440364  Mentzelia albicaulis Anstruther Davidson 1926-5-6 s.n. Los Angeles Mojave Desert (no data on label) Comment
  RSA0114887  Mentzelia congesta R. G. Swinney 2011-4-26 14504 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  SFV16106  Mentzelia gracilenta S. Mason, et al. 1995-4-23 53 Los Angeles Mojave Desert Little Rock. Mount Emma Road, 0.8 miles above Fort Tejon Road on northern foothills of Transverse Range. 915 Comment
  RSA517863  Mentzelia jonesii Steve Boyd, Orlando Mistretta 1986-3-31 1519 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR129412  Mentzelia laevicaulis A. C. Sanders, Mark Elvin 2002-6-20 25251 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  UCR186671  Mentzelia laevicaulis T. B. Salvato, Sarah Flack 2007-8-8 3031 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  RSA440461  Mentzelia laevicaulis G. R. Johnstone 1930-8-10 s.n. Los Angeles San Gabriel Canyon. 457 Comment
  UCSB10559  Mentzelia laevicaulis Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon, San Gabriel Mtns. 1005 Comment
  RSA300710  Mentzelia micrantha Jim R. Shevock 1974-7-19 3730 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
  RSA446772  Mentzelia micrantha Geo. L. Moxley 1915-5-31 340 Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA83764  Mentzelia micrantha H. E. Hasse 1890-5-18 s.n. Los Angeles Santa Monica Mt. Comment
  JEPS43895  Mentzelia ravenii Frank W. Peirson 1919-5-10 395 Los Angeles San Gabriel Mountains, Arraster Creek 914 Comment
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Feb 20 2013
  RSA725066  Mentzelia veatchiana Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -84 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  CATA1163  Mesembryanthemum nodiflorum Mark L. Hoefs 1995-5-30 2156 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  SFV16352  Mesembryanthemum nodiflorum P. M. Schiffman, R. van de Hoek 1996-7-29 s. n. Los Angeles California Channel Islands Santa Catalina Island, Bird Rock near Isthmus Harbor. On bird guano covered rock just off shore. Bird Rock #3. 1 Comment
  CAS-BOT-BC348446  Micropus californicus var. californicus Geo. B. Grant 1898-2-28 s.n. Los Angeles Pasadena Comment
  RSA158255  Microseris heterocarpa P. H. Raven 1962-4-9 17144 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  RSA527746  Mimulus aurantiacus var. parviflorus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4312 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  RSA597014  Mimulus aurantiacus var. pubescens Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3811 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  UC445127  Mimulus aurantiacus var. puniceus Geo. B. Grant 1901-1 285 Los Angeles Santa Catalina Island Comment
  SEINET3159640  Mimulus brevipes G. B. Grant 1901-1 424 Los Angeles From Pasadena, California. Comment
  UCR127190  Mimulus brevipes A. C. Sanders 2003-5-1 26245 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
  RSA0036819  Mimulus floribundus Justin M. Wood 2011-7-7 4337 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA0091542  Mimulus floribundus R. G. Swinney 2011-5-26 14884 Los Angeles 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. 1061 Comment
  RSA435503  Mimulus floribundus F. R. Fosberg, Joseph A. Ewan 1931-8-10 4904 Los Angeles Crystal Lake, N fork San Gabriel River. San Gabriel Mountains. 1616 Comment
  UC76127  Mimulus fremontii var. fremontii E. D. Palmer 1902-4 Los Angeles se Glendora Comment
  UCR277241  Mimulus guttatus R. G. Swinney 2010-5-25 12930 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA442762  Mimulus guttatus H. de Forest 1931-4-9 s.n. Los Angeles Crystal Lake. Comment
  RSA442768  Mimulus guttatus L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA447958  Mimulus guttatus Robert Kessler 1925-10 s.n. Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA527738  Mimulus guttatus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4304 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA639566  Mimulus guttatus Louis C. Wheeler 1967-5-23 9671 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  RSA654417  Mimulus longiflorus Matt Brooks 1988-5-7 31 Los Angeles Whittier, Dark Canyon 0.2 miles east of its confluence with Sycamore Canyon. Comment
  UCR124481  Mimulus moschatus B. C. Templeton 1932-7-20 5004 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA0056580  Mimulus parishii R. G. Swinney 2005-8-9 8430 Los Angeles San Gabriel Mts: Big Rock Creek at Paradise Springs. 1439 Comment
  RSA717946  Mimulus pilosus R. G. Swinney, D. W. Larson 1996-8-7 5234 Los Angeles San Dimas Experimental Forest, northern 2/3 of west half of Brown's Flat. 1293 Comment
  RSA675024  Minuartia douglasii Scott D. White, Kent Hughes 2000-5-17 7871 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  SEINET7063089  Minuartia douglasii A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  POM91  Minuartia douglasii C. F. Baker 1909-5-15 5351 Los Angeles Mountains near Claremont Comment
  UC851757  Mirabilis californica var. californica I. W. Clokey and B. C. Templeton 1930-4-8 4686 Los Angeles San Francisquito Canyon 700 Comment
  RSA599959  Mirabilis laevis var. crassifolia Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: West Debris Basin, Brown School for Girls. 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
  SBBG119607  Modiola caroliniana A. C. Sanders 2003-5-1 26287 Los Angeles Irwindale, near boundary of Azusa, S side of Montoya St just E of Irwindale Ave, S of Interstate 210 171 Comment
  UCR209940  Monardella R. G. Swinney 2008-7-15 9210 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR116289  Monardella exilis B. G. Pitzer 1998-5-12 3699 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  POM186347  Monardella lanceolata Joseph A. Ewan 1932-7-4 7584 Los Angeles Millard s Canyon. 1067 Comment
  CAS-BOT-BC215611  Monardella linoides subsp. erecta John Thomas Howell 1947-7-18 23409 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  JEPS14051  Monardella linoides subsp. erecta Rimo Bacigalupi with Leroy Custer 1952-8-9 3903 Los Angeles directly s Wrightwood (above Swartout Valley, near Guffey Public Camp, summit of ridge); San Gabriel Mountains, Blue Ridge 2438 Comment
  LA54255  Monardella saxicola Louis Wheeler; 1932-7-2 896 Los Angeles San Gabriel Mountains, Brown Flat-Fern Canyon water trail 1310 Comment
  RSA478837  Monolepis nuttalliana L. C. Wheeler 1933-4-27 1668 Los Angeles San Pedro Hills 304 Comment
  UCR194564  Monolopia lanceolata A. C. Sanders 2008-4-25 35111 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  UCR78667  Monolopia lanceolata Wandalee Thompson 1964-4-13 96 Los Angeles Mojave Desert, foothills near Palmdale 945 Comment
  RSA0048227  Monolopia lanceolata Lee Haines 1963-4-23 790 Los Angeles One quarter mile west of junction of Old Topanga Cyn. Rd. and Dry Cyn-Cold Creek Rd. Northslope of Santa Monica Mts. 365 Comment
  RSA250507  Muhlenbergia asperifolia R. F. Thorne 1967-10-10 37383 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Housing Tract. 1250 Comment
  SD72831  Muhlenbergia microsperma F. R. Fosberg 1931-4-14 S 4607 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island, by roadside 180 Comment
  SEINET179992 Image available Muhlenbergia microsperma Unknown Los Angeles Tuna Canyon Verdugo Hills. Comment
  UC122423  Muhlenbergia microsperma T. S. Brandegee 1890-5-13 Los Angeles Santa Catalina Island Comment
  UC1595392  Muilla maritima Tim Ross and Peter Fritsch 1990-6-20 3682 Los Angeles Rincon-Red Box Rd (2N24) on ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1255 Comment
  SD90271  Munzothamnus blairii Robert F. Thorne 1973-4-11 42834 Los Angeles San Clemente Island; uppeer part of Norton Canyon. 274 Comment
  LA211192  Najas guadalupensis subsp. guadalupensis Arthur C. Gibson; 2008-9-7 5333 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  UCR193719  Nama demissa R. G. Swinney 1999-4-5 7062 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
  RSA578714  Nama demissa Tim S. Ross, J. Mark Porter 1994-5-1 7609 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  RSA595509  Narcissus tazetta L. C. Wheeler 1969-2-16 s.n. Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. 609 Comment
  SBBG128213  Nassella cernua M. L. Hoefs, S. A. Junak, J. T. Columbus 2001-5-25 3186 Los Angeles ridge above KBRT radio station, W of airport rd jct 432 Comment
  CAS-BOT-BC259919  Nassella lepida Geo. B. Grant 1904-3-31 3595 Los Angeles Pasadena Comment
  POM8233  Nassella lepida P. A. Munz, R. D. Harwood 1920-4-21 3704 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA484106  Nassella lepida Harry H. Stone 1936-4-11 s.n. Los Angeles Griffith Park. Comment
  RSA601832  Nassella lepida Steve Boyd, Lauren Raz 1997-5-6 9707 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
  UC1584746  Nassella pulchra Tim Ross and Annette Ross 1991-3-7 4149 Los Angeles exposed rocky ridgetop San Dimas USGS 7.5' Quadrangle, western Pomona, Elephant Hil 300 Comment
  POM273130  Nasturtium officinale George B. Grant 1898-4-6 372 a Los Angeles Los Angeles River Comment
  CDA40085  Navarretia atractyloides Phillipson 1915-6-9 2 .3.A Los Angeles Monrovia. Comment
  SFV20779  Navarretia pubescens T. Sagar 2007-5-29 s. n. Los Angeles Santa Monica Mountains Malibu Springs Trail from Decker School Road, northwest of Nicholas Flat. 480 Comment
  SFV20780  Navarretia pubescens T. Sagar 2007-5-29 s. n. Los Angeles Santa Monica Mountains Malibu Springs Trail from Decker School Road, northwest of Nicholas Flat. 475 Comment
  RSA713256  Nemacladus glanduliferus var. orientalis LeRoy Gross 2005-5-3 2217 -b Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UC1409080  Nemacladus sigmoideus Robert F. Thorne 1973-5-11 43511 Los Angeles n of Shoemaker Canyon (betwen Mile High and Valyermo); San Gabriel Mts. 1341 Comment
  RSA643155  Nemacladus sigmoideus Orlando Mistretta 1994-04 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit. Comment
  SDSU6082  Nemophila menziesii A. H. Gallup 1949-3-18 345 Los Angeles 366 Comment
  RSA0065634  Nemophila menziesii var. integrifolia LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6789 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SFV2990  Nemophila menziesii var. integrifolia K. A. Wilson 1961-3-10 953 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  UCD120246  Nemophila menziesii var. integrifolia Daryl Koutnik; Bruce Holguin 1978-4-1 218 Los Angeles West side of Sierra Hwy. and 1 mile north of State Hwy. 14. 987 Comment
  UC697772  Nemophila menziesii var. integrifolia Kay H. Beach 1943-4-3 1735 Los Angeles Tanbark Flat San Gabriel Mts., Tanbark Flat 822 Comment
  LA202608  Nemophila menziesii var. menziesii O. H. Kappler; 1941-4-8 190 Los Angeles Santa Monica Mountains, Sherman Oaks Comment
  PASA2121  Nemophila rotata var. incana Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  POM145752  Nicolletia occidentalis Thos. Craig 1927-6-19 471 Los Angeles Near Little Rock Dam, north base San Gabriel Mts. Comment
  CAS-BOT-BC349861  Nicolletia occidentalis E. E. Morse 1940-5-19 s.n. Los Angeles Wash between Palmdale and Piute Butte, Mohave Desert Comment
  LA202289  Nicotiana acuminata var. multiflora Arthur C. Gibson; 2005-6-8 5034 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, SE of junction of Mulholland Hwy and Seminole Dr. Comment
  UCR113694  Nicotiana attenuata L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  SBBG17388  Nicotiana glauca K. A. Wilson, D. E. Bianchi 1961-2-2 815 Los Angeles Santa Susana Mtns, Granada Hills, base of Limeklin Cyn Comment
  RSA0060134  Nicotiana quadrivalvis Scott D. White, Pam De Vries 2004-6-14 10488 A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UC1922500  Nicotiana quadrivalvis Scott D. White, A. Warniment 2005-9-13 11224 Los Angeles Tehachapi Mtns.: Slopes & plateaus west of Oso Canyon, ca. 1-2 air miles N of Quail Lake. Comment
  SEINET10696855  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3951 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  CAS-BOT-BC167068  Oenothera californica E. E. Morse 1940-5-19 s.n. Los Angeles [Mohave] Mojave Desert between Palmdale and Piute Butte Comment
  UC873905  Oenothera californica subsp. californica C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4745 Los Angeles Bouquet Canyon 800 Comment
  RSA575388  Oenothera californica subsp. californica R. G. Swinney 1993-9-11 2651 Los Angeles Wrightwood, jct of Pine Rd & Hwy 2. S side of stream & adjacent to it. 1799 Comment
  UCR119335  Oenothera deltoides B. G. Pitzer 1998-5-12 3685 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  LA206196  Oenothera deltoides Carl Epling; May 1927 sn Los Angeles Tehachapi Mountains Comment
  POM355613  Oenothera deltoides subsp. deltoides Unspecified 1906-06 s.n. Los Angeles Lancaster. Comment
  UCR210257  Oenothera elata R. G. Swinney 2008-8-13 9368 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA0018731  Oenothera elata subsp. hirsutissima LeRoy Gross, Evan Meyer, Bart O Brien 2013-10-17 6203 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  UC1007148  Oenothera elata subsp. hirsutissima Philip A. Munz 1935-9-19 13988 Los Angeles Claremont Comment
  RSA642692  Oenothera elata subsp. hookeri Orlando Mistretta 1992-7-14 711 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR126714  Olea europaea A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27155 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon 335 Comment
  SBBG112825  Oligomeris linifolia S. A. Junak with K. Kirkland 1998-7-17 SCa 786 Los Angeles just inland from mouth of Silver Cyn 6 Comment
  RSA0097542  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18410 Los Angeles Claremont, 100m south of the SE base of Indian Hill. 409 Comment
  POM313405A  Opuntia X occidentalis Lyman Benson 1963-3-22 16243 Los Angeles San Gabriel Mountains. Eucalyptus grove above (north of) Cucamonga. 396 Comment
  POM311525  Opuntia ficus-indica Lyman Benson 1963-6-20 16343 Los Angeles Pomona, Walnut Ave. 1/4 mile from Puddingdtone Ave just north of Carrion House. 274 Comment
  SEINET4890752 Image available Opuntia parryi Joesph Marlowe Keefe 2001-1-19 30981 Los Angeles Verdugo Mountains, Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles 385 Comment
  SEINET10881678  Opuntia parryi Joseph A. Ewan 1937-8-23 Ewan 11061 Los Angeles dry wash, Tujunga Canyon near its mouth. Comment
  CHSC95873  Oreonana vestita LeRoy Gross; Valerie Soza 2003-6-10 1018 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. UTM Zone; 3793403N 0439641E. Just off the trail. 2896 Comment
  POM175343  Osmorhiza brachypoda E. Crow 1930-6-29 s.n. Los Angeles Pine Flats, San Gabriel Mountains. Comment
  POM184692  Osmorhiza brachypoda Joseph A. Ewan 1932-6-17 7349 Los Angeles Long canyon of Arroyo Seco 1098 Comment
  POM139478  Oxalis albicans subsp. californica L. R. Abrams 1901-4-3 1286 Los Angeles Santa Monica Mountains. Comment
  UC56281  Oxalis albicans subsp. californica Ernest Braunton 468 Los Angeles North Pomona Comment
  SEINET3161224  Oxalis corniculata G. B. Grant 1906-1-10 sn Los Angeles Pasadena Comment
  RSA0081299  Oxalis pes-caprae R. G. Swinney 2010-4-30 12474 Los Angeles Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon. 482 Comment
  UC1584711  Oxalis pes-caprae Tim Ross 1991-3-24 4298 Los Angeles small canyon that drians northward to Thurnbull Canyon from the nw side of Workman Hill Whittier Hills (Puente Hills, pro Parte) Comment
  POM175433  Oxytheca parishii var. parishii Joseph A. Ewan 1930-6-25 2681 Los Angeles South slope Mt. Islip; San Gabriel Mountains 2454 Comment
  UCR220059  Oxytheca perfoliata R. G. Swinney 2009-4-24 10441 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UC854372  Paeonia californica Marcus E. Jones, A. M. 1882-5-3 2615 Los Angeles Pasadena Comment
  RSA603397  Paeonia californica Louis C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  PASA314  Palmerella debilis var. serrata Annetta Carter 1929-7-28 Los Angeles Near stream big Santa Anita canyon, above dam Comment
  RSA628026  Panicum acuminatum var. acuminatum L. C. Wheeler 1964-11-6 8643 Los Angeles North fork San Gabriel River: Yucca Flat, near falling spring between Coldbrook and Crystal Lake. . Comment
  UCD88584  Panicum acuminatum var. fasciculatum Robert F. Thorne; M. Z. Thorne 1967-7-19 37129 Los Angeles San Gabriel Mts. Angeles National Forest. Yucca Flats Summer Home Tract at upper end of Canyon of N. Fork of San Gabriel River. 1249 Comment
  RSA617170  Panicum capillare LeRoy Gross 1998-9-18 58 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway 365 Comment
  SBBG57157  Panicum capillare R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  POM8493  Papaver californicum P. A. Munz, R. D. Harwood 1920-4-21 3714 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  UC120528  Parapholis incurva T. S. Brandegee 1890-5-20 54 Los Angeles Santa Catalina Island Comment
  SBBG131581  Parietaria hespera var. hespera S. A. Junak 2000-4-15 SCa 1210 Los Angeles ridgeline between 2 cyns (one on E side of rd, one on W side), 0.4 mi from Divide Rd, location of bird transect #1 457 Comment
  RSA616859  Parietaria hespera var. hespera Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Just west of Bluebird Truck Trail. 473 Comment
  UCR197135  Parkinsonia aculeata LeRoy Gross 2007-4-27 2660 Los Angeles Transverse Range; Verdugo Mountains, southern front of the range, debris basin behind Bel Aire ball park, corner of Cambridge drive and Bel Aire Drive in Burbank 273 Comment
  CAS-BOT-BC110603  Parnassia cirrata Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains. South Fork Alder Gulch. 1676 Comment
  UCR101754  Parnassia cirrata L. C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mtns, South Fork of Alder Gulch 1677 Comment
  RSA613496  Paspalum dilatatum L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  CATA2843  Pectocarya linearis subsp. ferocula Howard L. Ferguson 1980-4-3 018 Los Angeles San Clemente Island: Vista, N of bldg. at head of canyon 586 Comment
  RSA596820  Pectocarya linearis subsp. ferocula T. S. Ross, J. Mark Porter 1995-5-4 8463 A Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  POM368776  Pectocarya penicillata E. Van der Pas 1968-3-30 7 Los Angeles 0.3 miles off Hwy 14, 3.7 miles N of Palmdade Comment
  SBBG119429  Pectocarya recurvata S. D. White with K. Hughes 2000-5-16 7861 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  LA35253  Pedicularis densiflora Mary V. Hood; 1937-3-11 37 4 * Los Angeles Comment
  RSA755633  Pedicularis semibarbata R. G. Swinney 2008-7-15 9207 Los Angeles Winston Peak. 2275 Comment
  UCR141589  Pedicularis semibarbata June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  LA94142  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-26 1777 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  UC399511  Pellaea andromedifolia H. M. Hall May 1913 Los Angeles Sierra Madre Comment
  RSA323748  Pellaea andromedifolia F. H. Elmore 413 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC183852  Pellaea mucronata var. mucronata Tim Ross 1993-4-22 6875 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak 419 Comment
  LA200085  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-12 1669 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker Rd., ca. 1 mi. E of the Ventura Co. line. 304 Comment
  POM48749  Penstemon X parishii S. Hurlbut 1924-5-18 s.n. Los Angeles San Gabriel Wash. Comment
  JEPS15091  Penstemon centranthifolius A. D. Gifford 1935-2-12 432 Los Angeles 2 1/2 mi ssw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  RSA670658  Penstemon centranthifolius Bonnie C. Templeton 1947-5-21 6280 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA724660  Penstemon centranthifolius K. Dobry 1991-5-13 548 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UC249281  Penstemon grinnellii A. D. E. Elmer June 1902 3615 Los Angeles Acton Comment
  UCR190892  Penstemon grinnellii R. G. Swinney, Cody Clarke 2001-6-20 7996 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  POM11490  Penstemon grinnellii subsp. grinnellii Philip A. Munz 1921-6-17 4661 Los Angeles Swartout Valley 1829 Comment
  RSA408047  Penstemon grinnellii subsp. grinnellii Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson Peak. San Gabriel Mountains Comment
  NY601208  Penstemon grinnellii var. grinnellii G. J. Goodman 1930-7-28 1732 Los Angeles South slope Mount San Antonio, San Gabriel Mountains 2743.2 Comment
  RSA407907  Penstemon heterophyllus var. australis Fay A. MacFadden 1931-4-22 2647 Los Angeles San Francisquito Canyon. Comment
  NY604274  Penstemon labrosus L. Abrams 1902-6-30 2606 Los Angeles Summit of Mount Wilson 1767.8 Comment
  POM21407  Penstemon labrosus George B. Grant 1902-6-10 573 Los Angeles Summit of Mt. Wilson. Comment
  RSA0021479  Penstemon rostriflorus Duncan S. Bell, Caitlin Elam 2013-7-11 5351 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA585769  Penstemon rostriflorus Orlando Mistretta 1995-7-11 1882 Los Angeles San Gabriel Mountains: Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA601846  Penstemon rostriflorus Steve D. Boyd, Tim S. Ross, Laura Moore, Valerie Soza 1997-7-8 10005 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  POM11403  Penstemon speciosus Philip A. Munz 1921-6-17 4620 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2043 Comment
  POM308402  Penstemon spectabilis Henry J. Ramsey, Henry J. Ramsey 1937-12-7 3118 Los Angeles Altadena, North Craig Avenue. Comment
  UC27506  Penstemon spectabilis var. spectabilis Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  RSA0091974  Pentagramma triangularis R. G. Swinney 2011-11-1 15948 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA0066314  Pentagramma triangularis K. Bahns 1949-2-8 s.n. Los Angeles San Dimas Canyon. 457 Comment
  LA94206  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-16 1775 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  RSA747058  Pentagramma triangularis subsp. triangularis R. G. Swinney 2008-5-30 8899 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA0056536  Pentagramma triangularis subsp. triangularis Orlando Mistretta 1989-5-15 s.n. Los Angeles Channel Islands; San Clemente Island: Bryce Canyon. Comment
  SBBG59646  Perideridia pringlei R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  SD41964  Perityle emoryi Darley F. Howe 1947-3-22 Los Angeles Santa Monica Comment
  UC1215167  Perityle emoryi Peter H. Raven 1962-4-12 17323 Los Angeles near foot of canyon s of canyon below the Tomb (w side of San Clemente Island); San Clemente Island 137 Comment
  SEINET1004976  Petalonyx thurberi David Charlton, Virginia Howard 1989-1 3356 Los Angeles Western Mojave Desert; sled track near south entrance to Edwards Air Force Base, near intersection of Lancaster Blvd. [120th St. East] and Ave. D. 713 Comment
  UC1922364  Phacelia brachyloba Valerie Soza, Susan Caplow 2003-4-11 1624 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, just south of junction of Brand Park Mtwy and Verdugo Mtwy, alongside Brand Park Mtwy. Brand Burn 2002 area. 793 Comment
  UCR239615  Phacelia cicutaria Dan S. Cooper 2012-7-2 712- 42 Los Angeles Western Transverse Range; Santa Monica Mountains, upper Escondido Canyon 84 Comment
  CATA1666  Phacelia cicutaria var. hispida Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2955 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  UC1348866  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-28 36215 Los Angeles near upper end Renton Mine rd Santa Catalina Island, Pebbly Beach Canyon 259 Comment
  UCR281387  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-27 16663 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  OBI69240  Phacelia cicutaria var. hispida John Knapp, Denise Knapp 2003-4-13 19 Los Angeles Catalina Island 3687871.928N x 37724.177E 64 Comment
  CHSC100166  Phacelia distans John Dittes 2006-6-4 1389 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air-miles northwest of Chatsworth Highschool, ca. 0.9 air-mile west of Topanga Blvd., ca. 0.8 air-mile east x northeast of Santa Susana Pass. 381 Comment
  RSA342251  Phacelia distans Robert F. Thorne 1963-5-15 s.n. Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  RSA593823  Phacelia distans Steve Boyd 1996-4-25 8714 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
  RSA755860  Phacelia distans R. G. Swinney 2009-1-19 9992 Los Angeles Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  SBBG13132  Phacelia distans E. R. Blakley 1962-6-10 5230 Los Angeles cyn mouth SE of Eel Pt, half way toward Seal Cove Comment
  UC56219  Phacelia distans H. M. Hall Apr. 1903 3755 Los Angeles near Pasadena Comment
  UCD120414  Phacelia distans Daryl Koutnik; Vickie Dawes 1978-4-6 257 Los Angeles South of Palmdale on State Hwy 138 to Little Rock. 816 Comment
  RSA0039199  Phacelia douglasii Alton Clare 1929-4-10 s.n. Los Angeles Verdugo Hills near Glendale. Comment
  SBBG37809  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles SE point of San Clemente Island Comment
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Jul 26 2016
  UCR121213  Phacelia fremontii June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  UCR194042  Phacelia fremontii R. G. Swinney 1999-6-5 7241 A Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR269989  Phacelia fremontii R. G. Swinney 2010-5-19 12777 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UC2030101  Phacelia grandiflora Valerie Soza, LeRoy Gross 2001-5-14 1212 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. Comment
  UC311500  Phacelia grandiflora Philip A. Munz 1925-4-23 9408 Los Angeles San Gabriel Canyon 304 Comment
  UC57032  Phacelia grandiflora Ernest Braunton 1901-6-18 76 Los Angeles W. Sherman Canyon Comment
  POM97150  Phacelia grandiflora P. A. Munz 1925-4-23 9408 Los Angeles San Gabriel Canyon. 305 Comment
  RSA427970  Phacelia grandiflora L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  UCD120448  Phacelia grandiflora Gene Bishop 1994-5-19 T- 8 Los Angeles Topanga Canyon, halfway between coast and Calabasas. Comment
  CAS-BOT-BC134025  Phacelia hubbyi Edith A. Purer 1935-5-11 6550 Los Angeles Malibou Road, Santa Monica Mts. Comment
  SEINET12280247  Phacelia imbricata E. A. Purer 1935-1 6581 Los Angeles Malibou Road, Santa Monica Mts Comment
  RSA428015  Phacelia imbricata subsp. imbricata Robert Gustafson 1978-6-1 985 Los Angeles Off dirt road leading into Hungry Valley, ca. .4 mile west from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1250 Comment
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Apr 26 2012
  RSA733387  Phacelia imbricata subsp. patula R. G. Swinney 2001-6-16 7986 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  RSA642044  Phacelia imbricata subsp. patula Orlando Mistretta 1993-6-28 912 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  POM3756  Phacelia minor P. A. Munz 1918-3-28 2002 Los Angeles Small canyon: 3 mi. N of Claremont, near Palmer s Canyon Comment
  RSA652870  Phacelia minor Ron Martinolich 1991-4-7 9 Los Angeles Los Angeles, Griffith Park, off of Griffith Park Drive, 0.3 miles west of Zoo Drive at dirt parkig area. South-east on fire road about 0.25 miles, on north side, 10 feet off road. In old slump above fire road. Comment
  RSA0098838  Phacelia mohavensis R. G. Swinney 2011-6-7 15048 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 1573 Comment
  UCR202730  Phacelia mohavensis R. G. Swinney, Cody Clarke 2001-8-22 8085 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
  LA99394  Phacelia parryi Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  SBBG11780  Phacelia parryi H. and M. Dearing 1935-3-9 1501 Los Angeles Mint Cyn Comment
  SD253475  Phacelia ramosissima R. G. Swinney 2011-5-19 14764 Los Angeles San Gabriel Mountains: Camp Colbay (Colby Ranch), 0.6 mile SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon., between Colby Ranch Road and Coldwater Canyon stream, below abandoned Milley's Orchard (Chilao Flat 67.5'Q) 911 Comment
  CAS-BOT-BC159101  Phacelia ramosissima var. latifolia Carl B. Wolf 1936-5-27 s.n. Los Angeles San Gabriel Mts., Indian Canyon Camp, 2 mi. off Soledad Canyon 914 Comment
  UC57033  Phacelia ramosissima var. latifolia Ernest Braunton 1902-5-25 350 Los Angeles Redondo Comment
  RSA426116  Phacelia stellaris T. W. Minthorn 1923-4-3 s.n. Los Angeles Los Angeles vicinity Comment
  SBBG16276  Phacelia tanacetifolia H. and M. Dearing 1930-4-15 1701 Los Angeles S of Palmdale Comment
  UC1069408  Phacelia tanacetifolia A. D. Gifford 1935-3-25 502 Los Angeles 5 1/4 mi nw Sawmill Peak; Tejon Quadrangle Comment
  RSA534140  Phalaris minor Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5075 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  SEINET10746304  Philodendron Thomas B. Croat 2003-4-6 Croat 87605 Los Angeles Cultivated Plants. Los Angeles County Arboretum, Rare Plant House. Comment
  RSA593018  Phlox gracilis Steve Boyd 1996-4-25 8727 Los Angeles Liebre Mountains, western summit of Liebre Mountain, along Forest Service Road 7N23 ca 4 mile NE of jtn with 7N22, near the head of Cold Canyon. 1622 Comment
  UCSB10414  Pholistoma auritum Wedberg, H. 1957-4-4 Los Angeles Pt. Dume Comment
  CAS-BOT-BC222559  Pholistoma auritum var. auritum I. Johnston 1917-3-29 1249 Los Angeles Above Claremont Comment
  LA91457  Pholistoma auritum var. auritum Bruce Douglas Clayton; Greg Shaw 1972-4-4 57 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus 554 Comment
  RSA459283  Pholistoma membranaceum L. E. Hoffman 1932-3-27 17169 Los Angeles Big Rock Creek. 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
  RSA459309  Pholistoma racemosum M. B. Dunkle 1928-4-10 1824 Los Angeles Johnson s Canyon; Santa Catalina Island. Comment
  SD66838  Pholistoma racemosum R. Mitchel Beauchamp 1967-3-17 252 Los Angeles San Clemente Island. East of Date 2, sprawling over grass and rocks. Comment
  POM155734  Pholistoma racemosum M. B. Dunkle 1928-4-10 1824 Los Angeles Johnson s Cayon. 274 Comment
  RSA592821  Phoradendron bolleanum var. densum Steve D. Boyd 1996-4-24 8661 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  UCSB1324  Phoradendron leucarpum subsp. tomentosum Beach, Kay 1943-12-23 Los Angeles San Dimas Exp. Forest; Fern Canyon trail by gage 72 Comment
  RSA595583  Phoradendron macrophyllum Lauren Raz, Steve D. Boyd 1996-10-23 62 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 671 Comment
  RSA682971  Phyllospadix torreyi E. Yale Dawson 1957-1-30 16010 Los Angeles Malibu Beach .8 miles west of Las Flores Canyon road. Comment
  POM229705  Physalis philadelphica J. D. Laudermilk 1937-10-13 s.n. Los Angeles Baseline Rd. ad Forbes Ave., N. of Claremont. Comment
  UCR170451  Picris echioides Alex R. Van Dam 2004-5-16 008 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park near the main parking lot on a slightly graded N-facing slope 280 Comment
  UCSB33656  Pinus attenuata Miller, Brian 1960-07 Los Angeles Switzer's Inlet 914 Comment
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Jun 22 2015
  HSC79761  Pinus coulteri N. Cole 1967-5-27 97 Los Angeles Charlton Flats, San Gabriel Mtns. 1500 Comment
  UCR223346  Pinus lambertiana R. G. Swinney 2009-7-29 11430 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA252715  Pinus monophylla A. B. Cossey 1972-9-3 s.n. Los Angeles Cattle Canyon 2049 Comment
  RSA588701  Pinus monophylla Orlando Mistretta 1995-7-12 1902 Los Angeles Little Rock Creek, vicinity of Basin Campground 1052 Comment
  CATA3221  Pinus radiata Julia Parish 2016-11-12 013 Los Angeles Santa Catalina Island: South-southwest corner of Thompson Reservoir, 50 meters east of old hacktower 206 Comment
  RSA550711  Piptatherum miliaceum Timothy S. Ross, Annette H. Ross 1991-7-29 5708 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  UCR209951  Piptatherum miliaceum R. G. Swinney 2008-7-12 9174 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  UCR273442  Piptatherum miliaceum R. G. Swinney 2011-10-27 15918 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  CAS-BOT-BC71786  Pityrogramma triangularis var. viscosa Carl B. Wolf 1932-5-9 3499 Los Angeles Santa Catalina Island, along road to Renton Mine, about due West of Pebbly Beach 304 Comment
  SBBG6331  Plagiobothrys arizonicus H. and M. Dearing 1939-4-4 3081 Los Angeles Little Rock Cyn Comment
  SEINET1869735  Plagiobothrys arizonicus A. C. Sanders 2003-1 26091 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, east of the filtrations plant and Lake Hughes Rd., north of Charlie Canyon. 427 Comment
  RSA80210  Plagiobothrys arizonicus F. W. Peirson 1934-3-11 11105 Los Angeles Antelope Buttes, 14 miles W of Lancaster, Mojave Desert Comment
  POM72576  Plagiobothrys canescens Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  RSA188330  Plagiobothrys canescens var. catalinensis R. F. Thorne, M. Z. Thorne 1966-5-31 36424 Los Angeles Santa Catalina Island: along bare rocky ridge running S from Orizabe Mt. 579 Comment
  POM3718  Plagiobothrys collinus var. californicus P. A. Munz, L. T. Street, G. Williams 1919-3-15 2410 Los Angeles South Hills, Pomona. Comment
  UCR155352  Plagiobothrys nothofulvus A. C. Sanders 2005-5-5 29858 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA721303  Plantago erecta R. G. Swinney 1998-4-11 5935 Los Angeles San Gabriel Mts. Claremont, 0.5-1 mi NE of Padua Hills Restaurant, which is on Padua Dr. 768 Comment
  UCR142491  Plantago erecta F. R. Fosberg 1931-4-16 S- 4659 Los Angeles Channel Islands, Bullrush Ridge, Santa Catalina Island 200 Comment
  RSA401982  Plantago erecta Louis C. Wheeler 1932-4-1 544 Los Angeles San Jose Hills at Pomona 305 Comment
  JEPS7126  Plantago lanceolata Elizabeth Day Palmer 1908-7-26 Los Angeles Los Angeles Comment
  RSA402060B  Plantago lanceolata Robert M. Perkins 1936-4-26 146 Los Angeles Los Angeles. Comment
  SBBG113078  Plantago ovata var. insularis S. A. Junak 1998-5-2 SCa 627 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  CAS-BOT-BC93191  Platanus racemosa Hasse; A. Davidson M. D. 1906-6-4 1486 Los Angeles Big Rock Creek. Comment
  RSA0092471  Platanus racemosa R. G. Swinney 2011-10-27 15913 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA0008147  Platanus racemosa Peter H. Raven, H. J. Thompson 1959-9-6 14366 Los Angeles Borders of salt marsh at mouth of Malibu Creek. 9 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
  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
  POM389  Platystemon californicus E. L. Brown 1893-04 s.n. Los Angeles Elypian Park 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
  RSA0086545  Plectritis ciliosa R. G. Swinney 2011-5-3 14558 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  CAS-BOT-BC356128  Pluchea odorata Geo. B. Grant Oct 4 s.n. Los Angeles Los Angeles Comment
  SD253346  Poa R. G. Swinney 2011-6-23 15282 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Statyion (Chilao Flat 7.5'Q) 1570 Comment
  RSA592297  Poa annua L. C. Wheeler 1967-5-13 9548 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  UCD90372  Poa annua Gordon Pilone 1960-11-23 67 Los Angeles First orange grove north of Foothill Blvd. on Indian Hill Blvd. in Claremont. San Gabriel Mountain Range. 390 Comment
  RSA0105983  Poa pratensis R. G. Swinney 2011-7-8 15474 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  RSA230735  Poa pratensis subsp. pratensis R. F. Thorne 1969-7-9 38573 Los Angeles San Gabriel Mountains, Angeles National Forest: meadow at Big Pines. 2073 Comment
  POM16505  Poa secunda Le Roy Abrams 1901-04 1475 Los Angeles Santa Monica Mountains Comment
  POM7041  Poa secunda L. T. Street, G. Williams 1919-4-12 2496 Los Angeles Puente [now La Puente]. Comment
  RSA630306  Poa secunda L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA715210  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1945 Los Angeles Fort Tejon Road. 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
  RSA9661  Poa secunda L. C. Wheeler 1932-3-26 538 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  RSA484165  Poa secunda subsp. secunda George R. Johnstone 1925-4-11 s.n. Los Angeles Mt. Lowe Comment
  RSA670607  Poa secunda subsp. secunda Bonnie C. Templeton 1932-5-31 4844 Los Angeles Big Pines Camp. San Gabriel Mountains. Comment
  UC121965  Poa secunda subsp. secunda T. S. Brandegee Los Angeles Santa Catalina Isl Comment
  UCR145910  Poa secunda subsp. secunda L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., foothills of mountains, 2 mi NE of Vincent 991 Comment
  UCR23713  Polycarpon tetraphyllum John C. Roos 1942-5-23 1061 Los Angeles Monrovia, 300 block on E Lime St. 179 Comment
  RSA601445  Polygonum arenastrum Louis C. Wheeler 1932-9-5 1341 Los Angeles San Antonio Canyon 1067 Comment
  RSA653385  Polygonum hydropiperoides LeRoy Gross 2000-8-25 262 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. 325 Comment
  RSA755570  Polygonum lapathifolium R. G. Swinney 2008-9-9 9327 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA466406  Polygonum persicaria Dorothy Davis 1924-1 s.n. Los Angeles Vicinity of Los Angeles. Comment
  CAS-BOT-BC71880  Polypodium californicum Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  CHSC8330  Polypodium californicum Edward L. Smith 1957-5-30 12 Los Angeles Located at Little Dalton Canyon, San Gabriel Mts. 365 Comment
  RSA626516  Polypodium californicum Scott D. White 1998-6-10 6711 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  RSA689887  Polypodium californicum M. B. Dunkle 1929-1-26 2044 Los Angeles Santa Catalina Island. Hillside above school. Comment
  UCR219568  Polypodium californicum R. G. Swinney 2009-3-28 10203 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  UCSB62361  Polypodium californicum Kiefer, Lawrence 1967-1-29 Los Angeles San Gabriel Mtns., NE of Sunland, Ybarra Canyon, tributary of Big Tujunga Canyon, near the confluence of the two streams 548 Comment
  POM310378  Polypodium californicum Margaret Hardinge 1946-2-13 40 Los Angeles Big Dalton Canyon, San Gabriel Mtns 365 Comment
  UCSB62370  Polypodium californicum Kiefer, Lawrence 1967-3-26 Los Angeles San Gabriel Mtns., NE of Sunland, W of Big Tujunga Station, unnamed tributary of Big Tujunga Canyon, first stream (N-flowing), E of Stone Canyon, ca. 1/2mi up 792 Comment
  UCSB62464  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62517  Polypodium californicum Kiefer, Lawrence 1966-3-27 Los Angeles Santa Monica Mtns., Temescal Cyn., ca. 3 mi fron Sunset Blvd. in the canyon. 274 Comment
  CATA1210  Polypogon monspeliensis Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2266 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  CATA352  Polypogon monspeliensis Mark L. Hoefs 1973-7-20 397 Los Angeles Santa Catalina Island: In Middle Ranch reservoir 182 Comment
  LA10126  Polypogon monspeliensis W. O. Griesel; 1935-10-13 sn Los Angeles Boquet Canyon, along edge of stream 761 Comment
  RSA782110  Polypogon monspeliensis A. C. Sanders, Dan S. Cooper 2010-4-30 38157 Los Angeles Madrona Marsh, Torrance 24 Comment
  RSA0088588  Polypogon semiverticillatus R. G. Swinney 2010-9-13 13835 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  CAS-BOT-BC237505  Polypogon viridis Le Roy Abrams 1901-7-1 1868 Los Angeles West Fork of San Gabriel River Comment
  POM244918  Populus balsamifera subsp. trichocarpa F. R. Fosberg 1931-4-28 S- 4704 Los Angeles Eagles Nest Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  POM307805  Populus balsamifera subsp. trichocarpa Henry J. Ramsey, Henry J. Ramsey 1938-1-22 2755 Los Angeles Eaton Canyon Park, Altadena. Comment
  UCR206482  Populus balsamifera subsp. trichocarpa A. C. Sanders, T. B. Salvato 2009-5-20 36862 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  UCR145182  Populus fremontii June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  POM360752  Populus fremontii subsp. fremontii Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Creek Canyon. Comment
  RSA590939  Populus fremontii subsp. fremontii Orlando Mistretta 1994-4-12 1030 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  OBI70928  Prunus dulcis Steve Boyd, Lauren Raz 1997-3-26 9324 Los Angeles Liebre Mts Region: Portal Ridge N of Lake Hughes, upper end of Myrick Cyn drainage along Lakeview Rd 1134 Comment
  PASA1184  Prunus ilicifolia M. Stason 1931-4-18 Los Angeles San Gabriel Canyon Comment
  RSA453251  Prunus ilicifolia Anstruther Davidson 1890-4-10 1842 Los Angeles Foot hills, Hollywood. Comment
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Oct 25 2015
  RSA497997  Prunus ilicifolia Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon. Comment
  RSA612184  Prunus ilicifolia Damian Ross 1997-3-29 20 Los Angeles Bernard Biological Field Station, Claremont Colleges. NE side of Phake Lake. 412 Comment
  UC1128392  Prunus ilicifolia G. T. Nordstrom 1935-1-22 321 Los Angeles 3 mi w of Mouth of Beartrap Canyon (Santa Barbara National Forest); Santa Barbara National Forest 853 Comment
  UC1595213  Prunus ilicifolia Tim Ross, Peter Fritsch 1990-6-20 3668 Los Angeles between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  RSA213411  Prunus lyonii M. B. Dunkle 1939-11-24 7343 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  JEPS44912  Prunus virginiana var. demissa Frank W. Peirson 1919-6-4 82 a Los Angeles Icehouse Canyon; San Gabriel Mountain, Icehouse Canyon 2057 Comment
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Dec 10 2014
  RSA188126  Pseudognaphalium biolettii R. F. Thorne 1966-4-28 362236 Los Angeles Santa Catalina Island: along road from Avalon to Pebbly Beach 6 Comment
  SBBG105382  Pseudognaphalium biolettii R. M. Beauchamp 1976-5-22 4121 Los Angeles N side of cyn, below Lemon Tank 313 Comment
  SBBG17750  Pseudognaphalium biolettii P. H. Raven 1962-4-11 17287 Los Angeles N of a point W of Wall 2 30 Comment
  SFV15323  Pseudognaphalium biolettii J. C. Dittes, P. Dittes 1990-3-17 49 Los Angeles Santa Monica Mountains Charmlee State Campground. 100 m east of entrance gate. Roadside. 427 Comment
  RSA52150  Pseudognaphalium biolettii I. L. Wiggins 1949-2-21 11957 Los Angeles San Clemente Island: Wilson's Cove Comment
  RSA0069423  Pseudognaphalium californicum R. G. Swinney 2010-3-10 11801 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  UCR270517  Pseudognaphalium californicum R. G. Swinney 2010-4-13 12190 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  CATA1807  Pseudognaphalium microcephalum Benjamin E. Carter 2012-8-23 6991 Los Angeles Santa Catalina Island: Airport Road, about 1/2 mile north of Middle Ranch Road 395 Comment
  RSA0045431  Pseudognaphalium stramineum Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -038 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA91737  Pseudognaphalium stramineum F. W. Peirson 1923-4-12 3464 Los Angeles Wilson's Cove, San Clemente Island. Comment
  RSA596139  Pteridium aquilinum var. pubescens T. S. Ross, Steve Boyd 1995-6-28 8652 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 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
  RSA589229  Pteridium aquilinum var. pubescens T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2908 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  CATA1202  Pterostegia drymarioides Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-6 2252 Los Angeles Santa Catalina Island: Divide road, above Avalon Canyon 371 Comment
  RSA747404  Pterostegia drymarioides R. G. Swinney 2008-6-4 8934 Los Angeles San Gabriel Mtns.: Devils Punchbowl Co. Park, 0.5 mile north of park headquarters in headwaters of Sandrocks Canyon. Comment
  UC55378  Pterostegia drymarioides J. H. Barber 1897-6-2 162 Los Angeles Santa Monica Forest Station Comment
  UCR258801  Pterostegia drymarioides R. G. Swinney 2010-5-25 12957 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SBBG128222  Pulicaria paludosa B. E. Carter, J. R. Clark 2012-7-24 6907 Los Angeles Big springs, at rd crossing just E of Little Harbor 3 Comment
  SBBG70892  Purshia tridentata var. glandulosa R. Hoffmann 1929-4-27 Los Angeles Harold Comment
  POM18606  Quercus X grandidentata E. S. Spalding 1921-4-9 xix 5 e Los Angeles Ganesha Hills, Pomona. Comment
  JEPS40263  Quercus X macdonaldii Mrs. Blanche Trask 1834-4-23 Los Angeles Catalina Island Comment
  RSA619473  Quercus X macdonaldii E. R. Blakley 1962-10-5 5464 Los Angeles Middle Ranch Corral in Middle Ranch Canyon, Santa Catalina Island 198 Comment
  RSA652304  Quercus X macdonaldii R. Carlston 1961-5-8 8 Los Angeles 4th of July Cove, Catalina Island. Comment
  UCD45007  Quercus agrifolia Lionel A. Stange 1956-3-11 s.n. Los Angeles A huge tree in South Portal Canyon, Los Angeles, California. Comment
  UCSB34876  Quercus agrifolia R. Lloyd 1959-3-24 82 Los Angeles 10 MI N OF CASTAIC ON US HWY 99 OAK FLATS FIRE STATION 822 Comment
  RSA723066  Quercus berberidifolia LeRoy Gross 2007-5-16 2734 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  JEPS97690  Quercus chrysolepis Annetta M. Carter, Arthur Carter 1935-9-12 976 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  RSA730297  Quercus chrysolepis R. G. Swinney 1998-9-4 6915 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  SD75582  Quercus chrysolepis M. B. Dunkle 1939-11-25 7361 Los Angeles San Clemente Island, east rim at Canyon Head Comment
  SEINET3127565  Quercus chrysolepis G. B. Grant 1904-6-14 1085 Los Angeles Mt. Wilson 1524 Comment
  UCSC001111  Quercus chrysolepis Peter Kamb 1974-9-28 733 Los Angeles San Gabriel Mts, Pine Flats 1829 Comment
  CAS-BOT-BC86208  Quercus dumosa Alice Eastwood 1917-7-20 6522 Los Angeles Santa Catalina Island Comment
  SEINET4077708  Quercus dumosa R. Moran 1941-1 707 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  UCR119832  Quercus dumosa Dan S. Cooper 2001-6-10 s.n. Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 259 Comment
  UC1870291  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 300 Los Angeles Los Angeles Basin region; Verdugo Mtns.; Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following the fire break up to main crest (to Beaudry fire road) Elev. 1000 feet. 304 Comment
  UC1135629  Quercus garryana var. breweri A. D. Gifford 1935-4-15 561 Los Angeles w end Liebre Mountain; Angeles National Forest, Tejon Quad. 1524 Comment
  OBI79189  Quercus ilex A. C. Sanders, Dan S. Cooper 2010-4-30 38124 Los Angeles South Coast: Madrona Marsh, Torrance (Torrance 7.5' Q) 24 Comment
  UC1871256  Quercus john-tuckeri T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3949 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UCR149964  Quercus john-tuckeri Scott D. White 2004-5-10 10355 Los Angeles Liebre Mtns, N slope below Bald Mountain 1280 Comment
  CAS-BOT-BC61548  Quercus lobata M. Smith 1974-8-14 512 Los Angeles Castaic Comment
  UCSB28127  Quercus lobata Gill, Robert 1959-3-24 Los Angeles Oak Flat Guard Station, Ridge Route 822 Comment
  SD75583  Quercus pacifica Reid Moran 1941-3-14 707 Los Angeles Santa Catalina Island, Middle Ranch, by creek 199 Comment
  CAS-BOT-BC257779  Quercus tomentella P. S. Manos 1988-10-28 684 Los Angeles San Clemente Island, just S of Vista Canyon and N of Eagle Canyon 243 Comment
  RSA232626  Quercus tomentella Larry E. DeBuhr, Wallace 1972-9-3 714 Los Angeles San Clemente Island: Horse Canyon, the first canyon west of Thirst Park. 457 Comment
  SBBG41302  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  SBBG43927  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UCR107567  Quercus tomentella M. R. Benedict 1971-6-26 s.n. Los Angeles San Clemente Island, Oak Grove, Peak 1942, directly S of White Rock, and near triangulation point 'Alta Comment
  UCR272705  Quercus tomentella M. B. Dunkle 1939-11-25 7357 Los Angeles Channel Islands, San Clemente Island, NE slope Comment
  SFV21087  Quercus wislizeni var. frutescens L. Gross, V. Soza, N. Gilbert 2000-10-18 292 Los Angeles Verdugo Mountains Hostetter Mountainway. Along roadside near above coordinates. 915 Comment
  RSA3599  Rafinesquia californica C. B. Wolf 1932-5-13 3616 Los Angeles Forks of Hamilton Canyon, Santa Catalina Island 91 Comment
  SD186108  Rafinesquia californica A. C. Sanders, Tricia Wotipka, et al. 2003-4-29 26154 Los Angeles Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon. 487 Comment
  POM183607  Rafinesquia californica Joseph A. Ewan 1929-5-25 3476 Los Angeles Above Provedencio Rancho, Santa Monica Mountains Comment
  RSA482513  Rafinesquia californica Richard Noyes, Laurel Arnseth 1988-4-30 497 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA639696  Ranunculus californicus Scott D. White 1999-3-30 7212 Los Angeles Puente Hills: City of Rowland Heights, south of Pathfinder Rd. and west of 57 Freeway; near Bill Blevins Park. 213 Comment
  UC168887  Ranunculus californicus Geo. B. Grant Jun 1902 1109 Los Angeles Lincoln Park Comment
  UCR200121  Ranunculus hebecarpus Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 779 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  RSA172325  Rhamnus crocea Robert F. Thorne, James Henrickson 1963-5-5 32313 Los Angeles Near mouth of Cobal Canyon, foothills of San Gabriel Mountains, ca. 4 miles N of Claremont 518 Comment
  RSA390810  Rhamnus crocea George B. Grant, Wheeler 1904-5-7 s.n. Los Angeles Glendora. Comment
  LA207807  Rhamnus crocea subsp. ilicifolia Lincoln Ellison; 1929-5-19 sn Los Angeles Big Santa Anita Dam Comment
  CAS-BOT-BC59845  Rhamnus ilicifolia J. Grinnell 1903-8-1 s.n. Los Angeles Pasadena. Comment
  RSA0094088  Rhamnus ilicifolia Richard G. Swinney 2011-11-3 15997 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  RSA167825  Rhamnus pirifolia Robert F. Thorne, Percy C. Everett 1964-2-6 33291 Los Angeles Santa Catalina Island above Fourth of July Cove. 30 Comment
  SBBG41308  Rhamnus pirifolia M. R. Benedict 1970-6-27 Los Angeles Cape Cyn Comment
  CAS-BOT-BC168134  Rhus aromatica J. Grinnell 1903-7-30 s.n. Los Angeles Arroyo Seco near Pasadena Comment
  CAS-BOT-BC170442  Rhus integrifolia I. Johnston 1917-3-10 s.n. Los Angeles Cucamonga Wash, east of Upland 487 Comment
  POM156271  Rhus integrifolia L. R. Abrams 1902-6-17 2559 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA77170  Rhus integrifolia F. W. Peirson 1919-2-9 224 Los Angeles Fish Canyon, San Gabriel Mts. 305 Comment
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Dec 10 2014
  SBBG95272  Rhus integrifolia M. B. Dunkle 1928-3-31 1803 Los Angeles Cottonwood Cyn 152 Comment
  UC1130579  Rhus ovata Jerome S. Horton 1935-7-18 226 Los Angeles Divide between e fork San Dimas and San Gabriel Canyons (1 mi w of 4350 Climate Staion 35) 1310 Comment
  UC1595298  Rhus ovata Tim Ross 1991-3-10 4224 Los Angeles Bernard Field Station, E side of RSA, some meters N of Phake Lake, marked as 'Pit' on topo map Claremont 391 Comment
  RSA522464  Rhus trilobata T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4040 Los Angeles NNE of Tie summit Station and E of Angeles Forest Hwy., Tujunga Ranger District. 1561 Comment
  RSA595692  Rhus trilobata L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  RSA764411  Rhus trilobata Justin M. Wood 2009-8-18 1256 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  LA212306  Rhus trilobata Lee Haines; 1935-7-4 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Little Dalton. Comment
  RSA610141  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles San Gabriel Mountains: Arroyo Seco. 457 Comment
  CAS-BOT-BC92451  Ribes aureum var. gracillimum Roxana S. Ferris 1941-3-10 10323 Los Angeles First Tributary in Pico Canyon, Santa Susana Mountains, near U.S. Highway #99. 411 Comment
  UCR219447  Ribes aureum var. gracillimum R. G. Swinney 2009-3-28 10199 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  SEINET13942332 Image available Ribes californicum Scott D. White 1995-1 2540 Los Angeles San Gabriel mountains, Upslope from USFS San Dimas Stn., N end of San Dimas Res., USGS 7 1/2' Glendora quad, +/- 1500 ft. elev. 34 deg. 10' N, 117 deg. 46' W. T1N, R9W, S24 457 Comment
  CAS-BOT-BC93089  Ribes californicum var. hesperium Ernest Braunton 1903-1-15 766 Los Angeles Glendora. Comment
  CAS-BOT-BC93092  Ribes californicum var. hesperium Peter H. Raven; R. Snow 1957-7-25 11066 Los Angeles 1.6 mile north of junction of Padua Avenue with Mount Baldy Road, San Gabriel Mountains. Comment
  RSA598902  Ribes californicum var. hesperium R. G. Swinney 1989-11-24 1481 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
  UC73094  Ribes californicum var. hesperium E. D. Palmer Nov 1901 Los Angeles foothills Garvanza Comment
  LA82098  Ribes californicum var. hesperium O. H. Kappler; 1943-4-28 380 Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  CAS-BOT-BC93399  Ribes cereum Robert F. Thorne 1969-7-2 38341 Los Angeles San Gabriel Mountains. Angeles National Forest. At Dawson Saddle. 2407 Comment
  UC858581  Ribes divaricatum var. parishii Louis C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River 73 Comment
  SEINET13942497 Image available Ribes hesperium Peter H. Raven 1959-1 13789 Los Angeles Benedict Canyon at Mullholland Drive, elevation 1100 feet 335 Comment
  CAS-BOT-BC173121  Ribes indecorum C. F. Baker 1909-2-15 5238 Los Angeles Claremont Comment
  POM302528  Ribes malvaceum var. viridifolium J. C. Roos 1943-3-20 2598 Los Angeles Sepulveda Blvd, Santa Monica Mts, Los Angeles Comment
  RSA441480  Ribes malvaceum var. viridifolium Elbert Benjamine 1929-2-10 2028 Los Angeles Arroyo Seco, above Pasadena. Comment
  CAS-BOT-BC219296  Ribes nevadense I. M. Johnston 1917-7-3 1403 Los Angeles San Antonio Canon [Canyon] 1676 Comment
  NY833421  Ribes nevadense S. Boyd 2004-5-18 11306 Los Angeles Trnasverse Ranges: Liebre Mountains region: Atmore Meadows area Comment
  RSA588080  Ribes nevadense Orlando Mistretta 1994-6-1 1297 Los Angeles San Gabriel Mtns, Santiago Canyon, Pacifico Mtn, near top of Santiago Canyon. 1677 Comment
  UC11615  Ribes roezlii H. M. Hall 1899-6-20 1271 Los Angeles Schwartout Canyon San Antonio Mountains 2042 Comment
  CAS-BOT-BC168671  Ribes speciosum Peter H. Raven 1959-3-1 13824 Los Angeles Mount Hollywood Drive 0.8 miles south of Vista del Valle Drive, Griffith Park - Santa Monica Mountains 396 Comment
  RSA476288  Ribes speciosum Gale Sphon 1955-3-21 s.n. Los Angeles Mulholland Dr. opposite the Sepulvada fire road on other fire road. Comment
  CAS-BOT-BC173936  Ribes viburnifolium P. C. Everett 1939-9-19 9538 Los Angeles Santa Catalina Island. 3 1/2 mi. from Avalon on road to Isthmus near 2nd large reservoir 457 Comment
  POM293051  Ricinus communis Lyman Benson 1945-10-22 11902 Los Angeles Claremont; Drainage area: Pacific Slope. 335 Comment
  UCR95745  Rigiopappus leptocladus Steve Boyd, O. Mistretta, J. Dolan 1996-4-18 8549 Los Angeles Liebre Mtns., upper Osito Canyon between Interstate 5 and Old Ridge Route 854 Comment
  RSA660687  Romneya trichocalyx Jerry Turney 1987-6-3 57 Los Angeles Lower Eaton Canyon. San Gabriel Mountains. In front of Nature Center. Comment
  UCR219562  Rorippa curvisiliqua R. G. Swinney 2009-3-31 10219 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 0.7-1.2 mi. north and NE of Foothill Blvd, Azusa/Duarte 213 Comment
  RSA66597  Rorippa curvisiliqua F. W. Peirson 1906 Los Angeles Playa del Rey. Comment
  SEINET3157409  Rosa californica L. Abrams 1902-6-15 2539 Los Angeles Sepulveda Canyon. Santa Monica Mts. Comment
  UCR95512  Rubus leucodermis L. C. Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mtns., Mt. Wilson Road c. 0.25 miles east of road to Alpine Tavern Comment
  CHSC26321  Rubus parviflorus G. Kaufman 1966-4-29 153 Los Angeles 2 miles North of Altadena in Millard Cyn. at North end of Chaney trail in San Gabriel Mtns. 579 Comment
  CAS-BOT-BC158822  Rubus ursinus Timothy S. Ross 1994-4-28 7567 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Moutnain - Liebre Mountains 515 Comment
  LA200769  Rumex conglomeratus H. N. Sauer; J. Zadny, M. Zadny 1970-6-15 4827 Los Angeles Comment
  RSA229041  Rumex conglomeratus Robert F. Thorne, C. W. Tilforth 1971-6-30 40741 Los Angeles San Gabriel Mts., Angeles Nat'l Forest: Big Rock Canyon below detention camp 1524 Comment
  RSA466051  Rumex conglomeratus F. R. Fosberg 1930-6-23 S 2960 Los Angeles Del Rey, 2 Comment
  SD69670  Rumex crispus Robert F. Thorne, P. Everett 1965-6-23 34956 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon, stream bed 91 Comment
  UC1584738  Rumex crispus Tim Ross and Annette Ross 1991-6-3 5520 Los Angeles s base Elephant Hill (w Pomona); Pomona, Elephant Hill 243 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
  UCR259254  Rumex crispus R. G. Swinney 2010-6-4 12997 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA65453  Rumex hymenosepalus F. W. Peirson 1919-3-6 1803 Los Angeles New York Ave, Altadena. Comment
  UC6945  Rumex hymenosepalus J. Burtt Davy May 9 1896-May 24 1896 2591 Los Angeles Leonis Valley Antelope Valley Comment
  CAS-BOT-BC433917  Rumex salicifolius Huron H. Smith 1912-6-15 5111 Los Angeles Road to Middle Ranch, Santa Catalina Isl. 365 Comment
  LA33968  Rumex salicifolius Peter H. Raven; 1959-9-6 14403 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  RSA0092243  Rumex salicifolius R. G. Swinney 2010-9-7 13713 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. Mostly on N shoreline. 1683 Comment
  UCR143188  Rumex salicifolius F. R. Fosberg 1931-4-29 S- 4731 Los Angeles Channel Islands, Santa Catalina Island, between Cottonwood and Middle Ranch Canyons 140 Comment
  UCR273246  Rumex salicifolius R. G. Swinney 2011-6-1 14942 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  LA200488  Rupertia physodes O. A. Plunkett; 1932-5-18 sn Los Angeles Santa Monica Mountains, Stone Canyon Comment
  LA52195  Ruppia cirrhosa R. L. Armacost; 1960-7-12 1314 Los Angeles Santa Monica Mountains, Malibu Lagoon, mouth of Malibu Creek 1 Comment
  RSA653882  Sagina apetala Valerie L. Soza, Steve Boyd 2000-4-26 796 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  SEINET4044574  Sairocarpus coulterianus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 259 Comment
  UC25645  Salazaria mexicana none 1897-1 11 Los Angeles Antelope Valley Comment
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Jul 21 2010
  CAS-BOT-BC103171  Salix bonplandiana Geo. B. Grant 6136 Los Angeles Eagle Nest Comment
  IRVC27333  Salix exigua A. C. Sanders, Mark Elvin 2003-8-7 27164 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  POM361059  Salix exigua Albert J. Perkins 1909-5-30 s.n. Los Angeles Sycamore Canon, Glendale Comment
  RSA602479  Salix exigua Scott D. White 1997-5-8 5093 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  RSA747052  Salix exigua R. G. Swinney 2008-5-30 8892 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river. 256 Comment
  UCR228786  Salix exigua Dick Newell 2011-5-23 158 Los Angeles South Coast; Los Angeles Basin, 6500 block of Pacific Coast Highway, Long Beach 3 Comment
  CAS-BOT-BC104140  Salix hindsiana Frank W. Peirson 1919-6-15 716 Los Angeles Pinyon Ridge, Rock Creek, San Gabriel Mts. 1371 Comment
  LA208746  Salix laevigata Carl Hedin; Joseph Ewan 1932-4-30 7646 Los Angeles Above Ballona Creek, S of Culver City [Area 2] Comment
  LA208836  Salix lasiandra Carl W. Sharsmith; 1932-1-17 8 Los Angeles San Gabriel Mountains, at the bottom of Lower San Gabriel Canyon, ca 9.5 km above Azusa 300.0 Comment
  POM182040  Salix lasiolepis F. R. Fosberg 1932-1-26 7176 Los Angeles Bottom of Topanga Canyon. 225 Comment
  POM362726  Salix lasiolepis Edwin Kline 1925-2-28 s.n. Los Angeles Near Pomona. Comment
  RSA527711  Salix lasiolepis Tim S. Ross, Annette Ross 1991-3-7 4137 Los Angeles Elephant Hill, western Pomona. 230 Comment
  RSA602562  Salix lasiolepis Louis C. Wheeler 1967-9-2 10617 Los Angeles San Gabriel Mountains: Devil's Canyon, ca. 1/4 mile downstream from Devil's Canyon-Little Bear Creek Saddle 1951 Comment
  RSA605821  Salix lasiolepis Louis C. Wheeler 1966-10-27 9104 Los Angeles San Gabriel Mountains: East Fork San Gabriel River, just above Cattle Canyon. Comment
  RSA754203  Salix lasiolepis Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1781 Los Angeles San Gabriel River Watershed; San Dimas creek just downstream from dam 404 Comment
  UC483057  Salix lasiolepis F. R. Fosberg 1932-11-26 7172 Los Angeles top of grade between Calabasas and Agoura Comment
  UC5052  Salix lasiolepis W. H. Brewer 1860-12-28 97 Los Angeles Los Angeles Comment
  UC506459  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7640 Los Angeles near Radford Dr. Bridge Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  CAS-BOT-BC107559  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles Santa Monica Mountains, near mouth of Topanga Canyon 15 Comment
  SBBG21945  Salix lucida subsp. lasiandra P. H. Raven 1962-5-20 17790 Los Angeles Cape Cyn Comment
  RSA622850  Salix melanopsis Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  CAS-BOT-BC125955  Salix scouleriana Joseph Andorfer Ewan 1936-7-22 9817 Los Angeles Blue Ridge near Big Pines road jct., San Gabriel Mts. 457 Comment
  CAS-BOT-BC126300  Salix sessilifolia F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  UCR276994  Salsola tragus R. G. Swinney 2010-9-30 13916 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  UC455629  Salsola tragus I. J. Condit 1908-7-23 Los Angeles Artesia Comment
  RSA561605  Saltugilia grinnellii subsp. grinnellii Steve Boyd, Orlando Mistretta 1993-5-18 8155 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tuhunga Ranger District of the Angeles National Forest. Upper Sombrero Canyon, just below western end of Sombrero Road (3N64). 792 Comment
  RSA469660  Saltugilia splendens subsp. grantii Geo L. Moxley 1915-7-19 379 Los Angeles Arroyo Seco Canyon at Switzer's Camp. San Gabriel Mountains. Comment
  CATA1904  Salvia apiana Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  RSA411299  Salvia apiana Howard Mullins 1931-4-19 s.n. Los Angeles Hillside chaparral, Flintridge Comment
  UCSB5757  Salvia carduacea Ralph, F. 1960-4-1 Los Angeles N side of Calif Hwy 138; 9 mi E of jct with road to Valyermo and Big Pines; E of Pearblossom and 0.6 mi W of jct of the road to Victorville; Mojave desert Comment
  PASA473  Salvia carnosa 4/29 Los Angeles near Palmdale Comment
  PASA472  Salvia carnosa subsp. pilosa Frank W. Peirson 1929-6-15 Los Angeles Rock Creek, San Gabriel Mts. 1295 Comment
  UC410808  Salvia coccinea Eric Walther 1929-7-10 Los Angeles Santa Monica; H. Evans' Comment
  RSA620658  Salvia columbariae B. Pitzer 1998-5-23 3757 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy., [UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  RSA654643  Salvia columbariae Fred Brooks 1988-4-23 27 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA0056281  Salvia columbariae L. Bullington 1961-4-27 s.n. Los Angeles Dry Canyon, Mulholland Rd. 457 Comment
  RSA709686  Salvia columbariae LeRoy Gross 2005-4-28 2160 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA590068  Salvia dorrii var. pilosa Orlando Mistretta 1994-3-30 986 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1159 Comment
  RSA727070  Salvia leucophylla Jay Walker, R. C. Walker 3190 Los Angeles NW of Castaic Lake. Along Ridge Route, 1.0 miles south of Templin road. Comment
  CAS-BOT-BC233299  Salvia mellifera J. A. Ewan 1932-5-10 7456 Los Angeles Above Verugo Hacienda, Verdugo Canyon Comment
  JEPS62755  Salvia mellifera Julia A. Bettys 1929-4-29 Los Angeles Los Angeles Comment
  OBI53681  Salvia mellifera Suzan Barth, Steven Korenstein 1994-4-2 37 Los Angeles Santa Susana Mts Northridge, Aliso Cyn off Sesnon 400 m from trail head 150 Comment
  UC883957  Salvia mellifera Ira W. Clokey, B. Templeton May 1929 4478 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  UCR206118  Salvia mellifera A. C. Sanders, T. B. Salvato 2009-5-29 37044 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
  UCR219823  Salvia mellifera R. G. Swinney 2009-4-16 10371 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  RSA434067  Salvia spathacea T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UCR209436  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
  RSA477557  Sambucus mexicana Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  RSA764314  Sambucus mexicana Doris Bowers 1966-4-16 521 Los Angeles Malibu Canyon 91 Comment
  UC1125333  Sambucus mexicana A. D. Gifford 1935-3-15 464 Los Angeles 2 1/4 mi wsw Red Mountain; Angeles National Forest, Tejon Quadrangle Comment
  UC1584922  Sambucus mexicana Tim Ross 1991-4-8 4478 Los Angeles Elephant Hill San Dimas 7.5' quadrangle, western Pomona (n slope) 265 Comment
  RSA0115959  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-21 13851 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  SBBG45086  Sambucus nigra subsp. caerulea C. B. Wolf 1932-7-6 Los Angeles San Fernando Valley, Van Nuys Blvd 0.5 mi E of Pacoima Post Office 335 Comment
  UCR271986  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-31 14912 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
  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
  SBBG80282  Sanicula arguta F. C. Boutin 1967-4-23 1641 Los Angeles Nanny, NW of Lemon Tank 213 Comment
  UC56970  Sanicula bipinnatifida H. P. Chandler 1897-3-25 Los Angeles San Dimas Comment
  POM177953  Sanicula crassicaulis Joseph A. Ewan 1931-3-21 4064 Los Angeles Colony on moist slope under oaks at old ranch site, Los Flores Canyon. 457 Comment
  RSA719055  Sanicula crassicaulis R. G. Swinney 1998-4-13 5952 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  RSA0114941  Sarcodes sanguinea R. G. Swinney 2011-7-29 15588 Los Angeles San Gabriel Mountains; ridge immediately west of Lily Spring, c. 100 m. south of Hwy 2/ Angeles Crest Hwy, north slope of Mt. Hawkins. 2317 Comment
  UCR205045  Sarcostemma cynanchoides subsp. hartwegii R. G. Swinney 2008-3-26 8578 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA597187  Schedonorus arundinaceus Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3735 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  LA210530  Schinus molle Louis C. Wheeler; 1932-10-22 1437 Los Angeles Liveoak Wash near La Verne 403 Comment
  CAS-BOT-BC111476  Schoenoplectus americanus I. Johnston 1917-5-13 s.n. Los Angeles El Monte, ditch along R. R. 83 Comment
  UCR214661  Schoenoplectus californicus A. C. Sanders, Dan S. Cooper 2010-4-30 38132 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA651531  Scrophularia californica T. Strid 1972-6-8 s.n. Los Angeles Budwood Fire Road, Topanga Canyon. 244 Comment
  POM122782  Scrophularia californica subsp. floribunda Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. Comment
  RSA425153  Scrophularia californica var. californica Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  SD232338  Scrophularia villosa Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 168 Los Angeles Channel Islands; San Clemente Island: Stone field station just below balcony. Comment
  CAS-BOT-BC341087  Scutellaria mexicana Roxana S. Ferris 1918-6-12 936 Los Angeles 5 miles south of Lancaster Comment
  CAS-BOT-BC341093  Scutellaria mexicana Timothy S. Ross; Steve Boyd 1990-5-29 2690 Los Angeles San Gabriel Mountains. SE edge of Valyermo: along NE side of Valyermo Rd from Ca 3730-3750, then S of the road from ca 3750-3770 feet elevation 1149 Comment
  UCSB5740  Scutellaria mexicana 1929-6-6 Los Angeles Elizabeth Lake; Pine Cyn Comment
  RSA445336  Scutellaria siphocampyloides Bonnie C. Templeton 1932-6-18 4928 Los Angeles Big Pine Park, San Gabriel Mountains Comment
  SD147961  Scutellaria siphocampyloides Richard Olmstead 1986-6-8 792 Los Angeles Angeles National Forest along Creek near picnic area at Chilao Camp. 1600 Comment
  UCR273567  Scutellaria siphocampyloides R. G. Swinney 2011-6-15 15184 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA628896  Scutellaria tuberosa Louis C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 549 Comment
  RSA0081663  Sedum spathulifolium Timothy S. Ross, Steve D. Boyd 1994-5-11 7831 Los Angeles Elizabeth Lake Canyon: dogleg bend in the canyon between the influxes of Warm Springs Canyon (from the W) and Ruby Canyon (from the E). 628 Comment
  SBBG129316  Sedum spathulifolium A. Parikh, N. Gale 2012-5-2 3584 Los Angeles W Fork San Gabriel River. 6.3 km W of State Hwy 39 (San Gabriel Cyn Rd) 590 Comment
  RSA609104  Selaginella asprella Louis Cutter Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  RSA613292  Selaginella asprella F. Raymond Fosberg, J. Ewan 1931-8-13 4883 Los Angeles San Gabriel Mountains. Islip Trail, near Islip-Hawkins divide. 2287 Comment
  LA93997  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-6 1656 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 3 mi up Corral Canyon Road. 518 Comment
  SEINET10872365  Selaginella bigelovii Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4793 Los Angeles Santa Catalina Island; Catalina Conservancy Land. Eastern most Bumpgate in Middle Canyon, along Middle Canyon Trail (Road). Between Middle Ranch Junction and Cape Canyon Trail. 8-9 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 250 Comment
  UCR129418  Selaginella bigelovii A. C. Sanders, Mark Elvin 2002-6-18 25134 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  RSA624062  Selaginella bigelovii Louis Cutter Wheeler 1967-5-23 9674 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  RSA683746  Selaginella bigelovii Meryl B. Dunkle 1928-5-12 1927 Los Angeles Empire Landing. Santa Catalina Island. Comment
  UCR256963  Senecio breweri Mitch Provance 2010-5-12 0510- 56 Los Angeles Western Transverse Range/W Mojave Desert, south side of Hwy 138, c. 1.3 miles east of intersection with Ridge Route (N2) and 7 miles west of Neenach Comment
  CAS-BOT-BC333120  Senecio flaccidus var. douglasii A. D. E. Elmer 1902-6-1 3735 Los Angeles Acton Comment
  IRVC28170  Senecio flaccidus var. douglasii June Latting 1976-10-6 s.n. Los Angeles Big Rock Creek Fire Station, Fenner Canyon San Gabriel Mountains 1585 Comment
  RSA639475  Senecio flaccidus var. douglasii Walter Wisura 5130 Los Angeles San Gabriel Mts.: 3.5 mi W of Cow Canyon Saddle on forestry rd off Glendora Ridgeroad. Comment
  RSA643397  Senecio ionophyllus Orlando Mistretta, Joe Mistretta 1992-9-22 816 Los Angeles San Gabriel Mountains: Pacific Crest Trail, between Cloudburst Summit and Cooper Camp. Comment
  RSA3610  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  RSA613025  Senecio mikanioides L. C. Wheeler 1974-12-29 s.n. Los Angeles San Gabriel Mountains: Bottom of Millard Canyon, on both sides of Angeles National Forest Boundary. Comment
  RSA171021  Senecio vulgaris R. F. Thorne, James Henrickson 1963-5-5 32277 Los Angeles Near Mouth of Cobal Canyon. Foothill of San Gabriel Mts. ca. 4 mi. N of Claremont. 518 Comment
  SD30994  Senecio vulgaris Edith A. Purer 1931-3-18 961 Los Angeles Palos Verdes Hills Comment
  CAS-BOT-BC240234  Setaria viridis Ernest C. Twisselmann 1970-10-17 17547 Los Angeles Antelope Valley: Gorman Highway 5 miles west of Highway 14 1005 Comment
  RSA248874  Silene antirrhina R. F. Thorne 1973-4-12 42971 Los Angeles San Clemente Island, large canyon S of Mosquito Cove, N of Chenity. 274 Comment
  SFV4909  Silene antirrhina M. H. Grayum 1971-5-20 s. n. Los Angeles Santa Monica Mountains Headwaters of Cold Creek near Stunt Road. 488 Comment
  UC1215159  Silene antirrhina Peter H. Raven 1962-5-8 17634 Los Angeles opposite Wilson Cove (western slope San Clemente Island); , oppos Wilson Cove 60 Comment
  SD75615  Silene gallica M. B. Dunkle 1939-4-6 7305 Los Angeles San Clemente Island; Mosquito Harbor. Comment
  UCSB1878  Silene gallica H., J. 1935-4-24 Los Angeles San Dimas Exp. Forest; Wolfskill watershed; trail to East Fork Flume; sec. 14, T 1N, R 8W 609 Comment
  POM123161  Silene laciniata subsp. major Marcus E. Jones 1884-08 s.n. Los Angeles Pasadena. Comment
  UCR178371  Silene laciniata subsp. major LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1047 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, Brand Canyon, above the large waterfall, where the canyon forks 519 Comment
  UC852900  Silene lemmonii Louis C. Wheeler 1932-5-28 777 Los Angeles Cascade Canyon off San Antonio Canyon (San Gabriel Mts.); , Cascade Canyon off San Antonio Canyon 1112 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
  UCR255808  Sisymbrium altissimum R. G. Swinney 2010-5-12 12748 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  POM307357  Sisymbrium altissimum Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2182 Los Angeles North Craig Ave., Altadena. Comment
  RSA0110783  Sisymbrium officinale Steven A. Junak 2000-7-1 SCa- 1374 Los Angeles Santa Catalina Island. Cape Canyon. 265 Comment
  RSA657925  Sisymbrium orientale J. Keeling 1980-6-1 40 Los Angeles South side of Big Tujunga Canyon Road, 1/2 mile east of Mt. Gleson intersection, Tujunga 549 Comment
  UCR259065  Sisymbrium orientale R. G. Swinney 2010-3-14 11906 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
  RSA366026A  Sisyrinchium bellum Gale Sphon 1955-5-12 s.n. Los Angeles 0.5 mile west of Beverly Glen on Mulholland Drive. Comment
  UCR273414  Sisyrinchium bellum R. G. Swinney 2011-3-18 14143 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA191356  Sisyrinchium bellum Robert F. Thorne, Mae Z. Thorne 1967-7-19 37193 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  UCR192861  Smilacina stellata R. G. Swinney 1998-7-14 6428 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  UCR200307  Solanum americanum Steve Boyd, Mark A. Elvin, Rick Burgess, Lloyd Simpson 2006-11-8 11702 Los Angeles Transverse Ranges; Liebre Mountains, southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains 1024 Comment
  RSA654564  Solanum americanum Benjamen Rangel 1992-4-26 777 -31 Los Angeles In the front lawn of the west side of Alamitos, bld #22 at Cal Poly Pomona. Comment
  LA81977  Solanum douglasii O. H. Kappler; 1944-2-12 543 543543 Los Angeles 7 Comment
  POM83699  Solanum douglasii Marcus E. Jones 1882-3-18 s.n. Los Angeles Pasadena. Comment
  RSA422426  Solanum douglasii Tom Burch 1940-2-22 4018 -6 Los Angeles Redondo Beach Comment
  UCR177460  Solanum douglasii LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 720 Los Angeles Transverse Ranges: Verdugo Mountains, south side of mountains, off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. West-descending ridge down into Brand Canyon on east side of Brand Canyon 576 Comment
  UCR259126  Solanum douglasii R. G. Swinney 2010-4-28 12384 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR99656  Solanum douglasii Scott D. White 1992-10-8 892 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  SEINET6087458  Solanum nigrum Unknown 1975-9-12 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA0049932  Solanum umbelliferum R. G. Swinney 2010-4-20 12319 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  UCR191518  Solanum umbelliferum R. G. Swinney 1998-7-8 6316 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  CAS-BOT-BC237748  Solanum wallacei Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Island Comment
  LA104412  Solanum wallacei Robert F. Thorne; 1965-5-25 41570 Los Angeles Santa Catalina island, Middle Ranch Canyon, above road cut, ca 1 mi beyond Eagle Nest lodge Comment
  RSA427376  Solanum wallacei Blanche Trask 1901-03 3366 Los Angeles Avalon, Santa Catalina Island. Comment
  UCR126742  Solanum xanti A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26221 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  UCR4197  Solanum xanti R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns, Pasadena, Arroyo Seco Canyon, along road c. 2.5 miles into the canyon 426 Comment
  NY820451  Solanum xanti A. M. Ottley 1920-4-30 518 Los Angeles Arroyo Seco, Pasadina 335 Comment
  RSA5441  Solidago confinis C. B. Wolf 1932-9-16 s.n. Los Angeles 100-150 feet west of State Highway at southeast corner of Pacific Western Oil Co. lease in 1705 acre portion. Bryant Ranch. 2 Comment
  UC1922461  Solidago velutina subsp. californica Valerie Soza, Miriam Sidibeh 2003-3-26 1623 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Fern Lane Mtwy, northwest of Flint Peak. 457 Comment
  RSA526627  Sonchus asper Steve Boyd, Laurel Arnseth 1990-4-7 4197 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCR272637  Sonchus oleraceus R. G. Swinney 2011-5-6 14587 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA474112  Sonchus oleraceus M. B. Dunkle 1939-4-6 s.n. Los Angeles Mosquito Harbor, San Clemente Island. Comment
  POM156153  Spartina foliosa Le Roy Abrams 1904-9-6 4187 Los Angeles San Pedro Comment
  CAS-BOT-BC167079  Spartium junceum Jun Hu; Weena Sangkatavat 2000-4-22 07 Los Angeles Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  CAS-BOT-BC390340  Spergularia macrotheca var. macrotheca Carl B. Wolf 1932-5-9 3426 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  CATA1289  Spergularia macrotheca var. macrotheca Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2378 Los Angeles Santa Catalina Island: Parsons' Landing 3 Comment
  CDA24142  Spergularia marina G. D. Barbe 1980-11-18 3020 Los Angeles North of Playa del Rey, Culver Boulevard at Nicholson Street. Comment
  RSA0098535  Spergularia marina R. F. Thorne, Percy C. Everett 1965-5-11 34539 Los Angeles Santa Catalina Island. Salt flat N of Catalina Harbor. Comment
  RSA0098584  Spergularia villosa F. L. Robinson 1921-5-9 55 Los Angeles Claremont. Comment
  SEINET10603314  Sporobolus airoides LeRoy R. Abrams Abrams 1755 Los Angeles (Wilimgton)? Comment
  RSA446602  Stachys albens Louis C. Wheeler 1932-7-2 891 Los Angeles San Dimas Canyon, San Gabriel Mts. 488 Comment
  UCR180562  Stachys albens Scott D. White, Andrea Warniment 2006-7-18 11630 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  LA201834  Stanleya pinnata var. pinnata Arthur C. Gibson; 2003-5-22 4926 Los Angeles 15 Comment
  SBBG98049  Stebbinsoseris heterocarpa T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5227 Los Angeles 1650 ft WNW of Guds, graded by the Navy to form a "pad" 201 Comment
  RSA0080648  Stellaria media R. G. Swinney 2010-8-9 13482 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment