Search Results — 2000 specimen records retrieved (1597 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
  RSA384191  Abies concolor B. C. Templeton 1932-6-1 4867 Los Angeles Table Mountain. Big Pines Park. Comment
Read comments
Mar 27 2014
  RSA518026  Abronia pogonantha Steve Boyd 1986-3-31 1572 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA249815  Abronia pogonantha Robert F. Thorne, Gary D. Wallace 1973-4-25 s.n. Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  SD41433  Abronia umbellata Edith A. Purer 1935-5-12 6594 Los Angeles El Segundo. Comment
  SD52897  Abronia umbellata Peter H. Raven 1962-7-10 17952 Los Angeles San Clemente Island; sandy slope near west shore of island due west of Wall 2. Comment
  OBI43719  Abronia umbellata var. umbellata A. C. Sanders 1986-7-30 6816 Los Angeles El Segundo Dunes, immed W of LA International Airport and Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  SEINET5512232  Abronia villosa E A Carl 1964-1 Los Angeles Palmdale Blvd between 100th and 150th St W near Palmdale. Drainage area: Antelope Valley 792 Comment
  RSA235093  Abronia villosa var. villosa N. Riden 1971-5-2 45 Los Angeles 15 miles east of Palmdale on So. slope of Lovejoy Buttes in Mojave Desert 915 Comment
  SEINET10452374  Acacia melanoxylon David B. Dunn 1946-1 Dunn 1996 -B Los Angeles Mimosaceae. Cultivated and weedy plants in the yard at 4911 Pasadena Ave. Terrace, Los Angeles. Comment
  RSA597234  Acacia saligna Scott D. White 1995-3-15 2570 Los Angeles Malibu. Upslope from Winter Canyon, near Pepperdine Univ., N of Pacific coast Hwy., E of Malibu cyn. rd., SW of Malibu Civic Center Way 91 Comment
  CAS-BOT-BC412579  Acanthoscyphus parishii var. parishii F. R. Fosberg; J. A. Ewan 1931-8-12 55461 Los Angeles Buckhorn trail, Islip-Williamson divide, bet. Bear Creek & Big Rock Creek, San Gabriel Mts 2000 Comment
  CAS-BOT-BC331527  Acer macrophyllum C. F. Baker 1903-8-2 3675 Los Angeles Claremont Comment
  CAS-BOT-BC331560  Acer macrophyllum Joseph Andorfer Ewan 1932-7-4 7582 Los Angeles Millards Canyon above the falls, San Gabriel Mts. Comment
  LA49824  Acer macrophyllum J. A. Ewan; Carl Epling 1933-7-7 7844 Los Angeles Comment
  RSA394185  Acer macrophyllum L. E. Hoffman 1933-3-23 17108 Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  RSA603326  Acer macrophyllum Scott D. White 1997-5-21 5186 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA76985  Acer macrophyllum F. W. Peirson 1923-5-26 3538 Los Angeles Rock Creek, San Gabriel Mountains 1982 Comment
  RSA226152  Achnatherum coronatum R. F. Thorne, C. W. Tilforth 1971-6-17 39926 Los Angeles 1.3 miles below Bear Divide Station 670 Comment
  UC1131584  Achnatherum hymenoides A. D. Gifford 1935-4-21 615 Los Angeles 2 1/2 mi nnw Manzana; Tejon Quadrangle Comment
  UC641627  Achnatherum hymenoides G. L. Stebbins Jr. 1939-6-16 2860 Los Angeles 5 mi s Gorman (along US Hwy 99) 1005 Comment
  UC1584920  Achnatherum occidentale subsp. occidentale Tim Ross and Steve Boyd 1991-7-24 5657 Los Angeles Chilao Flat USGS 7.5' quad. San Gabriel Mountain Range, Granite Mountain; sw 1/4 1975 Comment
  CAS-BOT-BC29819  Achyrachaena mollis L. Street; G. Williams 1919-4-12 2503 Los Angeles Hills near Puente Comment
  CAS-BOT-BC204766  Acmispon argophyllus var. argenteus Mrs. Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Isl. Comment
  SD52979  Acmispon argophyllus var. argenteus Peter H. Raven 1962-5-20 17777 Los Angeles Santa Catalina Island: near Bird Park, Avalon. Comment
  UCD104005  Acmispon argophyllus var. argenteus G. L. Webster; Robert Thorne, John Tucker 1992-3-30 7754 Los Angeles CATALINA ISLAND: Along road from Little Harbor to Middle Ranch. 20 Comment
  SD69605  Acmispon dendroideus var. dendroideus Robert F. Thorne, P. Everett 1965-5-10 34426 Los Angeles Santa Catalina Island, rocky bluff along Summit Road near Hogsback 91 Comment
  SEINET957372  Acmispon grandiflorus T. R. Van Devender 1983-1 s.n. Los Angeles Santa Monica Mountians, Topanga Canyon, Fernwood. Comment
  UCD104221  Acmispon maritimus Daryl Koutnik 1978-5-10 465 Los Angeles Corral Canyon Road, Santa Monica Mountains. 548 Comment
  LA52422  Acmispon maritimus var. maritimus W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  SBBG122465  Acmispon maritimus var. maritimus R. Burgess, C. Davis, B. Meiners, P. Munro 1999-4-17 3243 Los Angeles Canton Cyn, NE of Lake Piru, S side of Canton Crk, above second narrows 411 Comment
  SBBG67436  Acmispon nevadensis var. davidsonii R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  RSA135177  Acourtia microcephala P. H. Raven 1960-5-15 15376 Los Angeles Piuma Road 5.1 miles north-west of Rambla Pacifica [Rd]. 213 Comment
  RSA181425  Acourtia microcephala James I. McMurphy 1916-4-14 s.n. Los Angeles Topanga Canyon. Comment
  RSA682666  Adenostoma fasciculatum LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1087 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UC1922565  Adenostoma fasciculatum Gary Kovnat with LeRoy Gross 2003-4-5 36 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  POM305927  Adenostoma fasciculatum var. fasciculatum Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1221 Los Angeles Altadena, Eaton Canyon Park Comment
  UC1127739  Adenostoma sparsifolium P. L. Johannsen 1934-1-5 215 Los Angeles Calabasas Quad., Dry Canyon Comment
  RSA687678  Adiantum capillus-veneris M. B. Dunkle 1928-3-9 1721 Los Angeles Santa Catalina Island, Silver Canyon. 168 Comment
  RSA762352  Adiantum capillus-veneris R. G. Swinney 2009-2-26 10036 Los Angeles Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 366 Comment
  SEINET2079591  Adiantum capillus-veneris L. L. Kiefer 1967-4-29 3343 Los Angeles San Gabriel Mountains, N of Glendora, Densing Canyon tributary of San Gabriel River, ~1/2 mi up 457 Comment
  UCR182114  Adiantum jordanii R. G. Swinney 1994-5-7 2833 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 0.4-0.6 mi north of Big Dalton Canyon Road on Mystic Canyon Trail 488 Comment
  POM18213  Adiantum jordanii P. A. Munz 1923-4-10 6714 Los Angeles San Clemente Island: canyon-wall, south of eLemon Tank'; east coast Comment
  RSA599888  Adiantum jordanii Steve Boyd, Lauren Raz 1997-5-6 9734 Los Angeles Liebre Mountains region: Northern flank of Red Mountain, near the head of Clearwater Canyon, ca. 0.1 mile east of the saddle divide with Ruby Canyon. 914 Comment
  SEINET4556463 Image available Adiantum jordanii George B. Grant 1901-1 3924 Los Angeles Pasadena, Pacific Coast Comment
  UCR205099  Ageratina adenophora R. G. Swinney 2008-4-11 8661 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA600560  Ageratina occidentalis Louis C. Wheeler 1954-9-1 7087 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  RSA416420  Agoseris retrorsa Anstruther Davidson, Harpe 1906-06 1471 Los Angeles Big Rock Creek. Comment
  UCR192852  Agoseris retrorsa R. G. Swinney 1998-7-14 6447 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  UCR204414  Agrostis R. G. Swinney 2001-9-15 8174 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  UC196692  Agrostis alba A. Davidson, M. D. 1916-6-18 3158 Los Angeles roadside Alhambra Comment
  UCR178938  Agrostis viridis R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin 366 Comment
  RSA584031  Ailanthus altissima Tim S. Ross, Steve D. Boyd 1990-5-29 2697 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. 1236 Comment
  UCR281317  Allium fimbriatum R. G. Swinney 2014-4-24 16227 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  RSA597393  Allium fimbriatum var. fimbriatum Timothy S. Ross, Steve Boyd 1990-6-18 3497 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  UCR263284  Allium lacunosum var. davisiae Anuja Parikh, Nathan Gale 2012-5-12 3593 Los Angeles Transverse Range: San Gabriel Mountains, Aliso Canyon, 1.3 km west of Angeles Forest Hwy, 0.1 km north of Aliso Canyon Road 1121 Comment
  RSA679920  Allium monticola LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 929 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  IRVC28622  Allophyllum divaricatum Mark A. Elvin, Cathleen Weigand 2003-5-22 2894 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  RSA609266  Allophyllum divaricatum L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek ,off West Fork San Gabriel River. 609 Comment
  RSA789030  Allophyllum divaricatum J. Mark Porter, Lauren Machen 2012-5-20 15168 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  SD187453  Allophyllum divaricatum Valerie Soza, Laura Moore 2000-5-10 851 Los Angeles Verdugo Mountains, north side; Verdugo Crestline Dr., north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to power lines west of peak O' 1936. 563 Comment
  OBI37632  Allophyllum integrifolium R. F. Thorne, M. Z. Thorne 1969-7-10 38395 Los Angeles San Gabriel Mountains, Angeles National Forest. 2027 Comment
  SFV18418  Alnus rhombifolia anon. 1976-3-16 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Walker Ranch section. Comment
  UCR276796  Alnus rhombifolia R. G. Swinney 2011-3-29 14243 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
  CAS-BOT-BC171444  Alnus rhombifolia Marcus E. Jones 1930-1-26 26526 Los Angeles Wildwood Camp Comment
  RSA187841  Althaea rosea Robert F. Thorne 1966-6-1 s.n. Los Angeles Santa Catalina Island: edge of undergrowth in Pebbly Beach Canyon near end of road 91 Comment
  RSA786329  Amaranthus albus K. Dobry 1991-6-27 782 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  UC1595413  Amaranthus blitoides Tim Ross and Annette H. Ross 1991-7-29 5710 Los Angeles n-most point Puente Hills (n base of Elephant Hill, w Pomona, on San Dimas USGS 7.5' quad.); Pomona, Elephant Hill 240 Comment
  RSA0048591  Amaranthus retroflexus Lee Haines 1948-7-6 s.n. Los Angeles Canoga Park. Comment
  UCR125612  Amaryllis belladonna A. C. Sanders 2003-5-26 26859 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  POM308932  Ambrosia acanthicarpa Anonymous 1943-6-22 920 Los Angeles Dalton road, half mile below fork to Tanbark and Glendora road 899 Comment
  UCD128778  Ambrosia chamissonis Daryl Koutnik 1978-3-30 s.n. Los Angeles Northwest of intersection of Pacific Avenue and Culver Boulevard near base of Ballona Bluffs. 3 Comment
  JEPS30439  Ambrosia confertiflora Peter H. Raven 1959-11-7 14733 Los Angeles just below Hollywood Reservoir; Santa Monica Mountains 182 Comment
  LA98862  Ambrosia dumosa E. R. Hobbs; 1979-6-25 79 -102 Los Angeles Antelope Valley, Palmdale, NW corner of Avenue P and 30th Street Comment
  HSC24302  Ambrosia salsola Thomas Eakle 1971-5-2 135 Los Angeles 15 miles east of Palmdale on the South slope of Lovejoy Buttes in Mojave Desert 915 Comment
  OBI70991  Amelanchier alnifolia Larry Kelly, David J. Keil 1989-4-21 354 Los Angeles Along Big Pine Hwy Comment
  CAS-BOT-BC142501  Amelanchier utahensis Le Roy Abrams; E. A. McGregor 1908-7-5 633 Los Angeles Swartout Canyon, desert slopes of the San Gabriel Mountains 1828 Comment
  UCR199934  Amorpha californica Scott D. White, Justin Wood 2008-5-6 11933 B Los Angeles Puente / Chino Hills, Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor, Firestone Boy Scout Reservation, SE corner of county 37 Comment
  CAS-BOT-BC180603  Amorpha californica var. californica Charles Piper Smith 1914-6-20 2871 Los Angeles Mt. Wilson-Sierra Madre trail Comment
  RSA594565  Amorpha californica var. californica L. C. Wheeler 1967-7-30 10278 Los Angeles San Gabriel Mountains. Trail Canyon ca. 1/2 way between Tom Lucas campground and BM 3434. 1005 Comment
  CAS-BOT-BC222258  Amsinckia F. R. Fosberg 1932-3-28 10618 Los Angeles N. slope San Pedro Hills, Palos Verdes Estates 50 Comment
  SBBG10657  Amsinckia intermedia R. Moran 1959-3-9 7163 Los Angeles cyn 2 mi SE of Eel Pt 100 Comment
  SD69479  Amsinckia intermedia Robert F. Thorne 1966-4-6 35885 Los Angeles Santa Catalina Island,above Moonstone Cove 14 Comment
  RSA599275  Amsinckia menziesii var. intermedia Steve Boyd, Lauren Raz 1997-3-31 9411 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  CDA40469  Amsinckia menziesii var. menziesii L. C. Wheeler 1967-5-15 9562 Los Angeles Transverse Ranges; San Gabriel Mountains region; East of Fremont Pass. Comment
  CAS-BOT-BC26820  Amsinckia palustris Alice Eastwood 1906-5-31 92 Los Angeles Near Bimini Baths Comment
  UCR280893  Amsinckia retrorsa R. G. Swinney 2014-5-7 16412 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
  UCR190420  Amsinckia tessellata R. G. Swinney 2001-4-18 7891 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  RSA592441  Anagallis arvensis Louis C. Wheeler 1967-5-13 9500 Los Angeles San Gabriel Mountains. On mesa between Little Dalton and Englewild canyons. 373 Comment
  RSA723214  Anagallis arvensis LeRoy Gross 2007-5-2 2666 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  RSA0030942  Anagallis arvensis Fran Dourisboure 1966-5-10 s.n. Los Angeles San Rafael Mountains. 213 Comment
  UCR99478  Ancistrocarphus filagineus Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9466 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  LA33352  Andropogon glomeratus var. scabriglumis Peter H. Raven; 1959-10-25 14702 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  RSA600681  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1967-12-10 s.n. Los Angeles San Gabriel Mountains: Fern Canyon, off Arroyo Seco at Brown Mountain Road. 701 Comment
  CAS-BOT-BC46941  Androsace elongata subsp. acuta Philip A. Munz 1937-3-26 14937 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  RSA0113904  Androsace elongata subsp. acuta LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7548 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA503860  Anemopsis californica M. B. Dunkle 1928-5-12 1926 Los Angeles Santa Catalina Island, Empire Landing. Comment
  CAS-BOT-BC400311  Anemopsis californica Brian C. Miller 1963-7-5 s.n. Los Angeles Hwy 399, one mile southeast of Gorman 1066 Comment
  RSA252988  Anisocoma acaulis R. F. Thorne, C. W. Tilforth 1973-4-20 43044 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UCR281143  Anisocoma acaulis R. G. Swinney 2014-4-30 16256 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA595783  Anisocoma acaulis R. S. Woglum 1932-4-13 s.n. Los Angeles San Fernando Valley, North Hollywood. Comment
  RSA674555  Anthemis cotula Scott D. White 2000-6-24 8094 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  SBBG130708  Anthemis cotula S. A. Junak 2000-7-1 SCa 1376 Los Angeles just N of Cape Cyn Rd, 0.4 mi E of intersection with Middle Ranch Rd, at storage shed, near Cape Cyn corrals 228 Comment
  SEINET4182859 Image available Anthriscus neglecta var. scandix C. W. Tilforth 1975-4-21 979 Los Angeles Palmer Canyon n of Claremont Comment
  RSA562551  Antirrhinum coulterianum Steve D. Boyd, Orlando Mistretta 1993-5-11 8130 Los Angeles North of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon. 488 Comment
  PASA969  Antirrhinum glandulosum Margaret Stason 1930-6-1 Los Angeles Ridge Route Comment
  RSA4555  Antirrhinum multiflorum B. Thoele, L. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
  CATA697  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1991-5-3 1192 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  SBBG13513  Antirrhinum nuttallianum subsp. subsessile P. H. Raven 1962-5-20 17779 Los Angeles near Bird Park, Avalon Comment
  CATA3029  Aphanes occidentalis Amy Catalano 2016-3-14 035 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 125 meters down canyon from Johnson Tree, on south side of road 286 Comment
  SBBG113055  Aphanes occidentalis S. A. Junak with K. Kirkland 1998-4-30 SCa 583 Los Angeles N side of ridge on N side of Hamilton Cyn 243 Comment
  RSA0125920  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 729 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 307 Comment
  RSA0125921  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1040 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  UCD170971  Arabis R. G. Swinney 2009-6-2 10982 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring. 2012 Comment
  UCR187146  Arabis A. C. Sanders 2006-5-16 32311 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA617478  Arabis pulchra var. pulchra Scott D. White, Pam De Vries 1998-6-23 6772 B Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon 549 Comment
  RSA0128661  Arabis repanda var. repanda LeRoy Gross, Michael Denslow 2003-6-4 986 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  RSA0128660  Arabis repanda var. repanda L. C. Wheeler 1967-9-4 10656 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  RSA470437  Aralia californica L. C. Wheeler 1931-8-5 s.n. Los Angeles San Dimas Canyon, San Gabriel Mts. 533 Comment
  CAS-BOT-BC23859  Arctostaphylos catalinae Lester Rowntree 1938-3-17 s.n. Los Angeles Catalina Island Comment
  RSA3563  Arctostaphylos catalinae C. B. Wolf 1932-5-13 3626 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 Comment
  OBI74751  Arctostaphylos glandulosa K. Dobry 1991-4-22 d 812 Los Angeles Santa Monica Mts. Upper Cold Creek cyn Comment
  RSA626715  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20209 Los Angeles Angeles Crest Highway, above Switzers. 1070 Comment
  RSA626812  Arctostaphylos glandulosa Jon E. Keeley 1992-10-15 22090 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA609593  Arctostaphylos glandulosa subsp. gabrielensis L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  RSA0098606  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney 2011-6-14 15134 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA631426  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20504 Los Angeles Chilao Campground. 1600 Comment
  RSA654358  Arctostaphylos glauca Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 991 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642''. 838 Comment
  SD260239  Arctostaphylos glauca R. G. Swinney 2011-10-27 15912 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 (Azusa 7.5'Q) 648 Comment
  UCR184205  Arctostaphylos glauca A. C. Sanders, T. B. Salvato 2007-4-24 33493 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1128 Comment
  RSA634358  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20624 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634784  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20461 Los Angeles S of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1700 Comment
  RSA635158  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20279 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA635252  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20643 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  CDA10102  Arctotheca prostrata A. C. Sanders, Andy Thompson 2003-4-15 26008 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence Comment
  SD234867  Arenaria douglasii A. C. Sanders 2003-5-1 26251 Los Angeles Western San Gabriel Mtns.: SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch. Comment
  UCR205928  Arenaria douglasii R. G. Swinney 2008-5-5 8774 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
  POM353  Arenaria macradenia var. arcuifolia L. R. Abrams, E. A. McGregor 1908-6-20 357 Los Angeles Liebre Mts. 1524 Comment
  CAS-BOT-BC174071  Arenaria paludicola Dr. H. E. Hasse 1890-6-1 s.n. Los Angeles Unspecified Comment
  RSA778746  Argemone munita Orlando Mistretta, Christine Mistretta 2010-6-3 5248 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  JEPS51647  Argemone rotundata Frank W. Peirson 1918-7-9 55 Los Angeles San Gabriel Mountains, San Antonio Canyon San Antonio Canyon; San Gabriel Mountains, San Antonio Canyon 1981 Comment
  RSA150680  Aristida adscensionis var. modesta P. H. Raven 1962-5-8 17609 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  CAS-BOT-BC90158  Artemisia californica Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4420 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  LA200160  Artemisia douglasiana T. A. Geissman; 1967-9-16 TAG 91667 SY-AD Los Angeles Santa Monica Mountains, Santa Ynez Canyon, at Sunset Blvd Comment
  UCR108406  Artemisia douglasiana L. C. Wheeler 1961-6-13 7883 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR193577  Artemisia dracunculus R. G. Swinney 1999-4-5 7061 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
  RSA3233  Artemisia dracunculus C. B. Wolf 1931-7-2 2266 Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando. 335 Comment
  RSA729322  Artemisia ludoviciana R. G. Swinney 1999-7-28 7576 Los Angeles East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch. 732 Comment
  UCR157729  Artemisia ludoviciana David Charlton 1989-10-7 4123 Los Angeles Western Transverse Range, Cottonwood Campground in Elizabeth Lake Canyon, along Lake Hughes Rd., Angeles National Forest 808 Comment
  UC91201  Artemisia nesiotica T. S. Brandegee 1894-1 Los Angeles San Clemente Island Comment
  SEINET6046651  Artemisia tridentata Unknown 1956-9-16 7239 Los Angeles San Gabriel Mountains. Guffy Camp, Blue Ridge. Comment
  RSA0018729  Arundo donax LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6200 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
  RSA0091823  Arundo donax Bonnie C. Templeton 1967-7-23 10180 Los Angeles Whitney Canyon. Comment
  RSA604302  Arundo donax L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. Comment
  RSA760858  Asclepias fascicularis R. G. Swinney 2008-8-14 9428 Los Angeles South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  UC1349057  Asclepias fascicularis Robert F. Thorne 1966-9-15 36678 Los Angeles above Parson's Landing; Santa Catalina Island 76 Comment
  SFV5530  Asclepias fascicularis W. A. Kelley 1967-9-9 s. n. Los Angeles Calabasas. Dry valley near Craftsman Road. Comment
  RSA69912  Asclepias vestita F. W. Peirson 1928-6-3 7950 Los Angeles roadside, N slope of Pinyon Ridge, betw Rock Creek and Big Pines, San Gabriel Mts. 1372 Comment
  SEINET10359296 Image available Asparagus aethiopicus Unknown 2015-1 504 Los Angeles Santa Monica, CALIFORNIA. Los Angeles Co.: Santa Monica, behind Loews Santa Monica Beach Hotel, along Ocean Ave. Comment
  RSA695392  Asparagus officinalis A. C. Sanders, Mark Elvin 2002-6-19 25176 Los Angeles NE end of Santa Susana Mtn.; Newhall Ranch, head of Adobe Cyn. and pass into Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  UC1063755  Aspidotis californica Jerome S. Horton 1936-4-2 266 Los Angeles trail to flumes San Dimas Canyon; Pomona Quadrangle, San Dimas Watershed 609 Comment
  LA31684  Aster subulatus var. ligulatus Henry J. Thompson; 1959-11-23 3004 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, Lower Franklin Canyon Reservoir, NE shore. 167 Comment
  RSA0008146  Aster subulatus var. ligulatus Peter H. Raven, Henry J. Thompson 1959-9-6 14366 Los Angeles Santa Monica Mountains: Malibu Creek. 34 deg.N, 118 deg.-119 deg.W. 6 Comment
  UC862873  Astragalus asymmetricus Alice Eastwood 1906-6-2 159 Los Angeles San Pedro Comment
  UC1128764  Astragalus didymocarpus A. D. Gifford 1935-4-21 617 Los Angeles 3 mi nnw Manzana; Tejon Quad., nnw of Manzana Comment
  CATA3293  Astragalus didymocarpus var. didymocarpus Amy Catalano, Jen Dreizehn 2017-3-16 010 Los Angeles Santa Catalina Island: Top of knoll on west side of Airport Rd., 300 m by air southeast of KBRT building 415 Comment
  RSA717300  Astragalus douglasii Scott D. White, Pam De Vries 2006-5-9 11406 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UC862692  Astragalus douglasii var. douglasii L. R. Abrams 1922-4-30 11726 Los Angeles head Antelope Valley Comment
  CAS-BOT-BC178347  Astragalus gambelianus Alice Eastwood 1906-5-27 52 Los Angeles Garvanza - country adjacent to Los Angeles Comment
  POM19095  Astragalus miguelensis P. A. Munz 1923-4-8 6606 Los Angeles San Clemente Island, northwest coast. Comment
  SBBG12719  Astragalus miguelensis E. R. Blakley 1962-6-9 5192 Los Angeles China Pt 3 Comment
  SD249201  Astragalus miguelensis Michael G. Simpson, Adrienne Russell, et al. 2000-7-19 2186 Los Angeles San Clemente Island, ca. 0.1 mile southwest from the end of road that runs south from Eel Point. 27 Comment
  RSA0034694  Astragalus preussii var. laxiflorus David Charlton 1992-5-13 s.n. Los Angeles 100 yards north of the South Base well fields water tower, Edwards AFB. 701 Comment
  CAS-BOT-BC304393  Astragalus purshii var. tinctus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-26 724 Los Angeles Hungry Valley State Vehicular Recreation Area. Off Interstate-5, about 2 miles west of Gorman 1371 Comment
  RSA415761  Astragalus trichopodus Anstruther Davidson 1891-06 s.n. Los Angeles Catalina Island. Comment
  POM49322  Astragalus trichopodus var. lonchus L. W. Nuttall 1920-5-31 s.n Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  RSA35490  Astragalus trichopodus var. lonchus Emily M. Bradford 1904-3-17 s.n Los Angeles Redondo Beach. Comment
  RSA415733  Astragalus trichopodus var. lonchus Gale Sphon 1955-3-30 s.n Los Angeles Zuma Beach. (a.k.a. Westward Beach) Comment
  RSA498282  Astragalus trichopodus var. lonchus Ducelia Cobb 1937-7-3 s.n Los Angeles Near Long Beach. Comment
  JEPS54534  Astragalus trichopodus var. phoxus Frank W. Peirson 1920-3-28 2099 Los Angeles Tujunga San Gabriel Mts., Tujunga (San Gabriel Mts., on hillside at foot of canyon) 457 Comment
  RSA0055989  Astragalus trichopodus var. phoxus Richard G. Swinney 2010-3-16 11928 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
  RSA709614  Astragalus trichopodus var. phoxus A. C. Sanders 2005-5-5 29875 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  SFV1776  Astragalus trichopodus var. phoxus K. A. Wilson 1961-3-11 994 Los Angeles San Gabriel Mountains San Francisquito Canyon Road and Clearwater Canyon. 640 Comment
  RSA611657  Athysanus pusillus Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10087 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  SD116575  Athysanus pusillus Barbara Ertter, Jeffrey Strachan 1980-5-18 3441 Los Angeles South Fork Big Rock Creek, ca. 0.5 mile north of South Fork Campground on Forest Road 4N11A, Angeles National Forest. 1370 Comment
  UCR238074  Atriplex argentea Mark A. Elvin, M. S. Enright 2002-7-22 2111 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  SBBG13507  Atriplex argentea var. expansa P. H. Raven 1962-5-8 17619 Los Angeles near summit of ridge above Wilson Cove 121 Comment
  RSA729016  Atriplex californica R. F. Thorne 1973-09 44726 Los Angeles Santa Catalina Island. Blue Cavern Point Comment
  RSA586440  Atriplex canescens var. canescens Orlando Mistretta 1995-2-28 1524 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  UCR123268  Atriplex heterosperma A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley 300 Comment
  RSA457631  Atriplex johnstonii P. A. Munz 1932-8-31 s.n. Los Angeles Playa Del Rey Comment
  SEINET879987  Atriplex johnstonii C. B. Wolf 1934-1 5740 Los Angeles Ca. 30 f W of Vista Del Mar Street and on a line 8f south of the north curbing of Freeman Street, Playa del Rey. 30 Comment
  CAS-BOT-BC170119  Atriplex lentiformis Dr. H. E. Hasse 1889-8-1 s.n. Los Angeles Santa Monica Comment
  RSA593582  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
  UC1234696  Atriplex lentiformis subsp. lentiformis Peter H. Raven 1962-5-7 17580 Los Angeles just above coast 1 mi s Wilson Cove (San Clemente Island); , s of Wilson Cove 6 Comment
  POM158313  Atriplex leucophylla M. B. Dunkle 1928-4-29 1893 Los Angeles Little Harbor. 5 Comment
  SBBG131714  Atriplex prostrata S. A. Junak 1999-5-22 SCa 1009 Los Angeles Goat Harbor, at E end of beach, at mouth of cyn 1 Comment
  SD129242  Atriplex semibaccata A. C. Sanders 1987-12-4 7440 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Drive. 29 Comment
  RSA534138  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5064 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  UC1587710  Atriplex semibaccata Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5064 Los Angeles rocky draw sw of and above pier operations San Clemente Island (Lower Wilson Cove Canyon); , Lower Wilson Cove Canyon 15 Comment
  UC110345  Atriplex serenana var. davidsonii Katharine Brandegee 1893-10-15 Los Angeles San Pedro Comment
  RSA692081  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-8-28 25598 Los Angeles NE end of Santa Susana Mts.: Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusment park 360 Comment
  SBBG12686  Atriplex watsonii E. R. Blakley 1962-6-10 5227 Los Angeles Eel Pt 6 Comment
  UC557819  Atriplex watsonii Nell Murbarger May, 1936 220 Los Angeles n end San Clemente Island; n end San Clemente Island Comment
  CAS-BOT-BC146034  Avena barbata Geo. B. Grant 1902-3-19 s.n. Los Angeles Lincoln Park. Comment
  RSA150922  Avena barbata P. H. Raven 1962-4-11 17290 Los Angeles San Clemente Island: beach behind Northwest Harbor 3 Comment
  LA11008  Avena fatua Harlan Lewis; 1941-3-19 Los Angeles Faculty Hill, U.C.L:.A., Westwood Comment
  RSA385391  Avena fatua Anstruther Davidson 1917-04 3217 Los Angeles Alvarado Street, Los Angeles. Comment
  SFV22118  Avena fatua J. M. Keefe 2001-1-19 30890 Los Angeles Los Angeles Basin Los Angeles, Highland Park. Across street from 1871 Upperton Avenue, at intersection with Upperton Place. South-facing slope on north side of street in pass in ridge between Eagle Rock Valley and York Valley. 262 Comment
  UCSB6773  Avena fatua Ballard 1954-5-28 Los Angeles Padua Hills, near Claremont 274 Comment
  POM350397  Baccharis pilularis Anstruther Davidson 1905-10 1452 Los Angeles Hollywood Hills Comment
  UCR210458  Baccharis pilularis R. G. Swinney 2008-12-4 9932 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UCR241694  Baccharis plummerae Dan S. Cooper 2012-7-29 712- 80 Los Angeles Western Transverse Range; Santa Monica Mtns., La Tuna Canyon, about 1.2 way down one-way section of road toward PCH 271 Comment
  RSA657107  Baccharis plummerae subsp. plummerae Carl Wishner 2000-10-13 3951 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot. 58 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
  UCR139004  Baccharis salicifolia L. C. Wheeler 1961-6-13 7876 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR223033  Baccharis salicifolia R. G. Swinney 2009-5-6 10670 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  RSA712380  Bahiopsis laciniata A. C. Sanders 2003-3-14 25754 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
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Apr 17 2009
  CAS-BOT-BC16442  Barbarea orthoceras A. J. McClatchie 1896-7-4 1163 Los Angeles Smith Mountain. 1524 Comment
  RSA96806  Bellardia trixago E. K. Balls 1954-4-26 19066 Los Angeles In Botanic Garden, Claremont. 366 Comment
  RSA584112  Berberis aquifolium var. aquifolium T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 2997 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA85319  Berberis aquifolium var. aquifolium F. W. Peirson 1943-5-15 13462 Los Angeles along small stream bed immediately south and above Big Pines Center 2133 Comment
  SBBG28469  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  CDA2992  Beta vulgaris subsp. maritima T. S. Ross, Annette Ross 1991-6-3 5519 Los Angeles Elephant Hill, W Pomona. Comment
  CAS-BOT-BC127997  Bidens pilosa Lewis S. Rose 1934-12-26 34497 Los Angeles Arroyo Seco, Altadena Comment
  UCD105591  Bituminaria bituminosa P. A. Munz 1962-5-29 24319 Los Angeles Millard Canyon, San Gabriel Mts. 609 Comment
  LA204388  Boechera arcuata Louis Wheeler; 1932-4-22 640 Los Angeles 3 mi. N NE Claremont 548 Comment
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Feb 17 2016
  RSA482679  Boechera californica N. C. Cooper 1945-5-1 2189 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA660805  Boechera californica Gerald Braden, Lori Ackerman 1988-5-19 19 Los Angeles Strawberry Peak. Comment
  UC205868  Boechera californica I. M. Johnston 1918-3-21 1973 Los Angeles between Upland and Claremont (San Antonio Canyon Wash); San Antonio Canyon 365 Comment
  SBBG59227  Bolboschoenus maritimus subsp. paludosus R. Hoffmann 1927-8-30 Los Angeles Santa Clara River near Castaic Comment
  OBI69364  Bothriochloa barbinodis John Knapp, Denise Knapp 2002-11-27 23 Los Angeles Santa Catalina Island 76 Comment
  UC37263  Bothriochloa barbinodis Dr. H. E. Hasse June 1888 Los Angeles Los Angeles Comment
  LA212296  Bougainvillea spectabilis Jack Pepper; 1950-8-27 s.n. Los Angeles Cheviot Hills Comment
  RSA583025  Brachypodium distachyon Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6948 Los Angeles Santa Catalina Island: W end of island beyond isthmus, NW of Mt. Torquenada. 396 Comment
  RSA0055986  Brassica geniculata Richard G. Swinney 2010-3-22 12038 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UCR178393  Brassica geniculata LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles Transverse Ranges: Verdugo Mtns, south side of mountains, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 783 Comment
  CAS-BOT-BC36735  Brassica rapa P. A. Munz 1918-4-11 2040 Los Angeles Claremont. Comment
  RSA651824  Brassica rapa var. rapa Eleanor McClung 1937-3-14 3 Los Angeles Playa del Rey. Comment
  UCR150829  Brassicaceae R. G. Swinney, Dave Larson 1999-5-15 7149 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  LA31694  Brickellia californica Henry J. Thompson; 1958-10-22 1812 Los Angeles SANTA MONICA MOUNTAINS, Mt. Hollywood, Griffith Park, just N of Mt. Hollywood. 380 Comment
  POM351118  Brickellia californica Samuel R. Tyson 1942-10-30 s.n. Los Angeles San Dimas Canyon. 457 Comment
  UCR273196  Brickellia californica R. G. Swinney 2011-10-25 15865 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
  RSA636095  Brickellia nevinii L. C. Wheeler 1953-9-12 7051 Los Angeles San Gabriel Mountains: South fork Big Rock Creek, near mouth. Comment
  RSA737560  Brickellia nevinii Sandra Leatherman 1999-6-18 80 Los Angeles Transverse Ranges, Santa Susana Mtns region, Dayton Canyon 341 Comment
  SEINET10863375  Brodiaea capitata W. C. Muenscher, M. W. Muenscher 1939-3-20 Muenscher 14706 Los Angeles Whittier Hills Comment
  LA201501  Brodiaea terrestris subsp. kernensis Arthur C. Gibson; 2003-4-25 4855 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  RSA134850  Bromus arizonicus P. H. Raven, H. J. Thompson 1960-4-12 15019 Los Angeles Sepulveda Canyon. 244 Comment
  LA35887  Bromus arizonicus Peter H. Raven; Henry J. Thompson 1960-4-12 15019 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  UCD58129  Bromus carinatus Peter H. Raven 1960-5-15 15355 Los Angeles Santa Monica Mountains. Piuma Road, 2.1 miles east of Rambla Pacifica. 487 Comment
  CAS-BOT-BC149188  Bromus carinatus var. carinatus LeRoy Abrams 1902-5-31 2485 Los Angeles Inglewood. Comment
  RSA0097172  Bromus carinatus var. carinatus R. G. Swinney 2011-6-1 14971 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  SEINET943639  Bromus carinatus var. carinatus Timothy S. Ross, Victor W. Steinmann 1995-1 8551 Los Angeles Slopes between Leona Valley and LOST VALLEY, Sleepy Valley 7.5 (QUAD) 1097 Comment
  UCD58382  Bromus catharticus M. Kimbal 1958-2-12 s.n. Los Angeles Los Angeles Co. Comment
  RSA0073607  Bromus diandrus R. G. Swinney 2010-4-23 12331 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA584057  Bromus diandrus Timothy S. Ross, Steve Boyd 1991-4-25 4615 Los Angeles San Gabriel Mountains: mouth of Graveyard Canyon (which joins lower E Fork of San Gabriel River at 1540 ft. elev.). 482 Comment
  RSA669700  Bromus diandrus LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 495 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. 412 Comment
  SEINET7106138  Bromus diandrus Joseph Marlowe Keefe 2001-1-19 30939 Los Angeles San Rafael Mountains. End of sidewalk, along Eagle Rock View Drive, south face of The Eagle Rock. Los Angeles, California 90041.; 0 293 Comment
  CAS-BOT-BC155585  Bromus grandis Samuel B. Parish 1888-5-29 s.n. Los Angeles San Bernardino Mountain. Waterman's Canyon. Comment
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Sep 14 2019
  UCR179300  Bromus grandis R. G. Swinney 1989-6-27 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.7 mi. east of Glendora Mtn. Road, at 'Maple Canyon 427 Comment
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Mar 14 2017
  POM363876  Bromus hordeaceus Robert Gustafson 1978-6-1 994 Los Angeles Off dirt road leading into Hungry Valley, ca. .3 mile west of the 2-lane Peace Valley Rd., west of Gorman. 1220 Comment
  UC1922373  Bromus hordeaceus Gary Kovnat with LeRoy Gross 2003-2-16 31 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  CATA2484  Bromus madritensis subsp. rubens M. B. Dunkle 1939-4-4 7256 Los Angeles San Clemente Island: Pyramid Cove 0 Comment
  LA13820  Bromus rubens Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  RSA670945  Bromus rubens Joseph M. Keefe 2001-3-19 31145 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  SEINET11672445  Bromus rubens C. V. Braun 1975-1 157 Los Angeles above San Francisquito Canyon Road, 2 mi SW of junction with Spunky Canyon Road Comment
  CAS-BOT-BC161601  Bromus sterilis Scott D. White; Chet McGaugh 1995-6-6 3223 Los Angeles East edge of Santa Susana Mountains, just west of San Gabriel Mountains. Sunshine Canyon (name not shown on topo). West of San Fernando Road and I-5 Freeway, just southwest of interchange with SR 14 Freeway. Sunshine Canyon Landfill property. 487 Comment
  RSA0019964  Bromus tectorum Gary D. Wallace 1979-4-19 1701 Los Angeles Transverse Ranges, Liebre Mtns region, Butte Valley Wildlife Sanctuary. Comment
  UCR110880  Bromus trinii A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21990 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  SFV16035  Cakile maritima A. M. Orcino, A. Sutton 1994-4-23 4 Los Angeles Playa del Rey Beach, corner of Pacific Ave. and Convoy St., 0.1 mile north of Culver Blvd. 2 Comment
  JEPS52583  Calandrinia ciliata Frank W. Peirson 1919-3-30 356 Los Angeles Tujunga Canyon San Gabriel Mountains 441 Comment
  UC1871242  Calandrinia ciliata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5037 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  HSC17631  Calandrinia ciliata C. S. Apperson 1966-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave D Comment
  RSA37725  Calochortus albus E. S. Spalding 1925-4-29 s.n. Los Angeles Near Los Angeles. Comment
  SEINET3884912  Calochortus catalinae K. Dobry 1991-5-22 d 628 Los Angeles Ne section of Soka University, 1 mi east of Los Virgenes Rd. off Mulholland Hwy. Santa Monica Mountain.; 0 Comment
  NY319579  Calochortus davidsonianus S. Davidsen 1891-6-23 s.n. Los Angeles Comment
  RSA702940  Calochortus invenustus Scott D. White 2004-8-11 10718 Los Angeles About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  UCR209985  Calochortus kennedyi R. G. Swinney 2008-7-24 9278 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA0049505  Calochortus palmeri var. palmeri Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Liebre Mountains region: Bouquet Canyon. Comment
  CAS-BOT-BC132480  Calochortus plummerae R. C. Foster 1937-6-3 337 Los Angeles Along Mills Ave., Claremont Comment
  LA22477  Calochortus plummerae Marion Ownbey; Ruth P. Ownbey 1938-6-27 1666 Los Angeles 7 Comment
  SEINET3992041  Calochortus plummerae Ira W. Clokey, B. Templeton 1929-6-1 4579 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  UC1595266  Calochortus plummerae Tim Ross 1992-7-16 6695 Los Angeles ca 200 ft s Indian Ben Saddle (just ne of Iron Mountain); San Gabriel Mountains 1572 Comment
  POM158277  Calochortus splendens M. B. Dunkle 1928-5-12 1922 Los Angeles Santa Catalina Island: Empire Landing 61 Comment
  RSA482498  Calochortus splendens Richard Noyes, L. Arnseth 1988-4-30 533 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  IRVC4904  Calochortus venustus P. H. Raven 1960-5-21 15400 Los Angeles Cornell Corners Santa Monica Mtns 244 Comment
  UCR281638  Calyptridium monandrum R. G. Swinney 2014-5-8 16457 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
  CAS-BOT-BC221402  Calystegia longipes Le Roy Abrams; E. A. McGregor 1908-6-19 385 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CHSC26333  Calystegia macrostegia subsp. arida Barry White 1969-5-23 153 Los Angeles Ca 3 miles NE of Duarte in Fish Canyon in San Gabriel Mtns. 304 Comment
  RSA394872  Calystegia macrostegia subsp. cyclostegia Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  UCSB4958  Calystegia macrostegia subsp. cyclostegia Albright, S. 1957-5-11 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  CAS-BOT-BC215751  Calystegia macrostegia subsp. intermedia Geo. B. Grant 1905-4-19 212 Los Angeles Garvanza Comment
  CDA37643  Camissonia bistorta Phillipson 1915-5-28 Los Angeles Monrovia. Comment
  RSA711450  Camissonia boothii subsp. decorticans LeRoy Gross 2005-5-19 2302 Los Angeles South of Ave A (Kern County boundary) east of the 14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  RSA0069873  Camissonia californica R. G. Swinney 2010-5-7 12604 Los Angeles Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd'? and Jimenez St./Dominica Ave. 378 Comment
  RSA654037  Camissonia californica Valerie L. Soza, Laura Moore 2000-5-10 850 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
  UCR193470  Camissonia campestris R. G. Swinney 1999-6-18 7288 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  NY679590  Camissonia cheiranthifolia subsp. suffruticosa L. Abrams 1902-6-8 2495 Los Angeles Playa del Rey. Comment
  RSA454034  Camissonia cheiranthifolia subsp. suffruticosa Elbert Benjamine, Rice 1929-1-27 8465 Los Angeles Playa del Rey. Comment
  UCR60935  Camissonia claviformis Steve Boyd 1986-3-31 1573 Los Angeles Mojave Desert, Hwy 18 c. 1 mi east of junction with Hwy 138, NE of Pinyon Hills 1037 Comment
  POM3222  Camissonia claviformis subsp. claviformis Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  RSA0098609  Camissonia hirtella R. G. Swinney 2011-6-14 15119 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA144813  Camissonia pallida subsp. pallida E. G. Linsley, J. W. MacSwain 1959-4-5 59 -69 Los Angeles Little Rock. Comment
  SEINET7040193  Camissonia palmeri 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
  SFV2539  Camissoniopsis cheiranthifolia P. G. Kilburn 1958-3-1 626 Los Angeles Point Dume overlooking Pacific Ocean, 4 miles west of Malibu. 60 Comment
  LA200697  Camissoniopsis cheiranthifolia subsp. suffruticosa M. Zaitlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Zuma Beach, Zuma Beach Comment
  SD85048  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5229 Los Angeles San Clemente Island; canyon mouth southeast of Eel Point, half way toward Seal Cove. 6 Comment
  UC874077  Camissoniopsis hirtella I. W. Clokey and B. C. Templeton 1930-4-8 4691 Los Angeles San Francisquito Canyon 900 Comment
  JEPS31788  Camissoniopsis hirtella C. E. Hutchinson 1892-6-4 Los Angeles San Gabriel Canyon San Gabriel Mts. 487 Comment
  UCR187276  Capsella bursa-pastoris A. C. Sanders 2006-4-18 32096 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA785491  Cardamine californica Doris Bowers 1957-2-3 153 Los Angeles Dalton Canyon above Glendora 610 Comment
  UCR282601  Cardamine debilis Dan S. Cooper 2017-2-5 217- 04 Los Angeles Los Angeles; Griffith Park, northern edge of the Los Angeles Zoo 148 Comment
  SEINET8360298  Cardamine hirsuta Wesley O. Griesel 1961-2-22 Los Angeles Deviles Gate Dam, Pasadena. 457 Comment
  RSA772290  Cardaria draba D. Charlton 2010-7-21 s.n. Los Angeles Edwards Air Force Base, SW of Piute Ponds and adjacent to Shuttle Road and District 14 waste water outlet, west side of Shuttle Road at curve 698 Comment
  POM16374  Cardaria draba Grethe Markedahl 1923-3-12 s.n. Los Angeles Near Long Beach Comment
  LA34188  Cardionema ramosissimum Peter H. Raven; Henry J. Thompson 1959-6-4 14338 Los Angeles 42 Comment
  UC917792  Cardionema ramosissimum Frank W. Gould 1944-4-15 2284 Los Angeles Sepulveda Blvd. near West R.R., Manhatten Beach vicinity Manhattan Beach Comment
  PASA620  Carex alma Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  RSA729656  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
  UCR202690  Carex aurea R. G. Swinney 2001-8-11 8041 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  RSA364613  Carex barbarae L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  UCR177737  Carex barbarae LeRoy Gross, N. Fraga, S. Williams 2002-7-17 560 Los Angeles Transverse Ranges: Verdugo Mountains Region, North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  CAS-BOT-BC21306  Carex fracta John Thomas Howell 1947-7-18 23424 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  UCR204753  Carex hassei R. G. Swinney 2005-8-9 8427 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  CAS-BOT-BC118977  Carex pellita Ysabel Fetterman 1974-5-1 s.n. Los Angeles Arroyo Sero, Pasadena. Comment
  UC50811  Carex praegracilis J. Burtt Davy May 9 1896-May 24 1896 2618 Los Angeles Leonis Valley Antelope Valley Comment
  RSA0013640  Carex schottii Orlando Mistretta, Youssef Atallah 2011-8-16 6039 Los Angeles Aliso Canyon near junction of Aliso Canyon Road and Angeles Forest Highway. 1259 Comment
  RSA0082906  Carpobrotus Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3126 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along path leading to ocean. 16 Comment
  RSA402586  Carpobrotus chilensis Jack Rempel 1932-3-20 s.n. Los Angeles El Segundo. Comment
  POM180171  Castilleja affinis J. Ewan 1930-5-17 5509 Los Angeles Pico Canyon above Newhall. 549 Comment
  RSA0095312  Castilleja applegatei subsp. martinii Richard G. Swinney 2011-6-6 15016 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA295242  Castilleja applegatei subsp. martinii George H. Lewis 1975-6-29 s.n. Los Angeles Hall Beckley Canyon, ca. 1-1/4 miles north of Foothill Blvd. on Palm Drive, La Canada. Comment
  RSA448718  Castilleja applegatei subsp. martinii M. B. Dunkle 1933-6-17 3597 Los Angeles San Antonio River Canyon 915 Comment
  UCR127214  Castilleja exserta A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26278 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  UCR155369  Castilleja exserta A. C. Sanders 2005-5-11 30125 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  LA200848  Castilleja foliolosa Norman A. Cole; May 1964 377 .13 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  SBBG66876  Castilleja foliolosa M. N. Ackley -Mar-1926 1058 Los Angeles Bouquet Cyn 609 Comment
  SFV13110  Castilleja foliolosa W. M. Perry 1980-5-14 25 Los Angeles San Gabriel Mountains Cattle Canyon. Comment
  RSA400563  Castilleja foliolosa Francis W. Pennell, Harvey Anderson 1940-4-30 25301 Los Angeles Crevices of sanstone, 2300 ft. West of Topanga. 701 Comment
  JEPS14041  Castilleja linariifolia Rimo Bacigalupi 1952-8-9 3900 Los Angeles mouth of Holcomb Canyon, along Big Rock Creek canyon road, n base of the San Gabriel Range Holcomb Canyon; San Gabriel Range, Holcomb Canyon 1188 Comment
  RSA0005966  Castilleja martinii L. R. Abrams 1901-7-10 1881 Los Angeles San Gabriel Mountains: Wilson's Peak Comment
  UCR189728  Castilleja miniata R. G. Swinney 1998-7-21 6479 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA448605  Castilleja subinclusa subsp. subinclusa Francis W. Pennell 1940-4-18 25136 Los Angeles Route 99, sandstone slope, east of Gorman. 1128 Comment
  UCR280779  Caulanthus cooperi R. G. Swinney 2014-4-30 16279 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR160852  Caulanthus coulteri Wandalee Thompson 1971-4-15 90 Los Angeles Western Treansverse Range, Juday Flats Road, north of Pine Canyon Road, 6 miles west of Elizabeth Lake 1037 Comment
  UCR214030  Caulanthus coulteri A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37956 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
  RSA0059396  Caulanthus coulteri var. coulteri Bonnie C. Templeton, Ira W. Clokey 1930-5-27 1422 Los Angeles 1 mi north of Elizabeth Lake. 850 Comment
  UC870499  Ceanothus arboreus Ezra C. Knopf 127 Los Angeles Santa Catalina Island Comment
  RSA398866  Ceanothus crassifolius Samuel R. Tyson 1942-3-20 s.n. Los Angeles San Dimas Canyon 945 Comment
  SEINET4044018  Ceanothus crassifolius R. Gustafson 1977-1 sn Los Angeles Tapia Park, Malibu Canyon, Santa Monica Mountains. Comment
  SBBG118594  Ceanothus crassifolius var. crassifolius J. Henrickson 2000-4-15 20710 Los Angeles ca. 1 mi SE of Newhall in W part of Whitney Cyn, just NE of jct of San Fernando Rd and St Hwy 14; T3N, R15W, SW/S 6 472 Comment
  CAS-BOT-BC48881  Ceanothus cuneatus Carl B. Wolf 1932-3-4 2667 Los Angeles South base of San Gabriel Mts., Thompson Creek, 3-4 mi. No. of Claremont 457 Comment
  LA52215  Ceanothus cuneatus M. Zaitlin; 1951-2-24 sn Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Old Topanga Canyon. Comment
  JEPS46262  Ceanothus greggii var. vestitus A. E. Wieslander Apr 1928 Los Angeles Rock Creek San Gabriel Mountains, N side Comment
  CAS-BOT-BC50155  Ceanothus integerrimus Alice Eastwood 1919-6-20 9013 Los Angeles Mt. Wilson Comment
  RSA0105964  Ceanothus leucodermis R. G. Swinney 2011-7-8 15475 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  UCR223601  Ceanothus leucodermis R. G. Swinney 2009-6-8 11085 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
  POM199766  Ceanothus megacarpus I. W. Clokey, Bonnie C. Templeton 1929-03 4507 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA177818  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34478 Los Angeles On E slope of Black Jack Mt. near Summit Road; Santa Catalina Island. Comment
  RSA399703  Ceanothus megacarpus var. insularis Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  LA43629  Ceanothus megacarpus var. megacarpus John Thomas Howell; 1928-3-2 3353 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park 243 Comment
  SBBG68433  Ceanothus megacarpus var. megacarpus unknown -May-1893 Los Angeles Cahuenga Pass Comment
  LA43644  Ceanothus oliganthus O. A. Plunkett; 1926-3-6 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  UCR126793  Ceanothus oliganthus Mark A. Elvin 2003-8-13 2987 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  UCSB3952  Ceanothus oliganthus Decker, Helen 1946-4-14 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains 1097 Comment
  SBBG54063  Ceanothus oliganthus var. oliganthus A. Griffith 1962-11-15 4499 Los Angeles Chantry Flat, Big Santa Anita Cyn Comment
  RSA758705  Ceanothus oliganthus var. oliganthus Orlando Mistretta, Christine Mistretta 2008-4-19 2505 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  LA105069  Ceanothus spinosus Barry A. Prigge; 1988-7-3 8199 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA755955  Celtis australis Dan S. Cooper 2007-5-4 1 Los Angeles Griffith Park. c. 300 m south of Travel Town in small side canyon. Comment
  JEPS37503  Centaurea benedicta R. Fischer 1935-4-12 Los Angeles San Dimas Comment
  SDSU6474  Centaurea cineraria R. M. Beauchamp 1967-3-20 374 Los Angeles On cliff above beach road south of Avalon, San Clemente Island. Comment
Read comments
Nov 5 2014
  POM351496  Centaurea diluta Anstruther Davidson 1909-05 3334 Los Angeles Highland Ranch Comment
  CATA3443  Centaurea melitensis Benjamin J. Dion, Stuart Olshevski 2017-5-3 024 Los Angeles Santa Catalina Island: Channel Side; roadside, Quarry Haul Road, Empire Landing watershed 128 Comment
  RSA719491  Centaurea melitensis Gary Kovnat, LeRoy Gross 2003-6-28 45 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SFV10206  Centaurium venustum J. G. Cuti 1978-6-20 s. n. Los Angeles About 0.5 miles off Santa Susana Pass Road on Box Canyon Road. Comment
  RSA674029  Cercocarpus betuloides James W. Raymond 1960-3-20 s.n. Los Angeles Elizabeth Canyon Road. Comment
  CAS-BOT-BC142174  Cercocarpus betuloides var. betuloides Alice Eastwood 1919-6-20 9030 Los Angeles Mt. Wilson Comment
  UC410547  Cercocarpus betuloides var. betuloides Alice Eastwood 1928-6-15 15377 Los Angeles Claremont Comment
  LA88757  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 33 Los Angeles Santa Catalina Island, Santa Catalina Island, near summit of E Mountain 304 Comment
  RSA330774  Cercocarpus ledifolius Wayne E. Sawyer 1981-7-7 s.n. Los Angeles San Gabriel Mountains., Angeles National Forest: Lily Spring 2454 Comment
  CAS-BOT-BC279527  Chaenactis artemisiifolia Javier Penalosa 1961-5-21 1508 Los Angeles San Gabriel Canyon Comment
  UCR259137  Chaenactis artemisiifolia R. G. Swinney 2010-5-4 12518 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  SD197671  Chaenactis glabriuscula R. G. Swinney 2008-3-26 8566 Los Angeles San Gabriel Mountains: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Canyon. 353 Comment
  SEINET2028559 Image available Chaenactis glabriuscula Fay A. MacFadden 1931-4-15 Los Angeles Tuna Canyon, Verdugo Hills Comment
  UCR125385  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-3-5 25728 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
  POM351756  Chaenactis glabriuscula Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  SEINET7042261  Chaenactis glabriuscula A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA597047  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3831 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  CAS-BOT-BC277821  Chaenactis santolinoides Timothy S. Ross; Steve Boyd 1990-5-23 2621 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1719 Comment
  POM351807  Chaenactis santolinoides Anstruther Davidson 1923-8-1 s.n. Los Angeles Mt. Waterman Comment
  SFV4941  Chaenactis santolinoides M. H. Grayum 1971-7-9 s. n. Los Angeles San Gabriel Mountains Dawson Summit, Angeles Crest Highway. 2409 Comment
  RSA0037299  Chaenactis stevioides R. G. Swinney 2010-5-11 12661 Los Angeles San Gabriel Mountains: Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  CHSC95709  Chaenactis xantiana LeRoy Gross 2005-4-28 2171 Los Angeles Transverse Ranges; San Gabriel Mountains region: 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. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  UCSB28036  Chaenactis xantiana Blakley, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  UC17621  Chamaesyce albomarginata Harley P. Chandler 1897-5-11 Los Angeles Claremont 457 Comment
  RSA599305  Chamaesyce albomarginata L. C. Wheeler 1953-10-15 7053 Los Angeles Los Angeles. El Sereno district. Comment
  RSA435998  Chamaesyce maculata George B. Grant 1904-9-2 427 Los Angeles Pasadena Comment
  RSA591464  Chamaesyce maculata L. C. Wheeler 1966-10-12 8971 Los Angeles San Gabriel River, east fork, 1/2 mi. north of Cattle Canyon. 610 Comment
  RSA598275  Chamaesyce maculata R. G. Swinney 1989-6-30 s.n. Los Angeles in and near Glendora Wilderness Park, Big Dalton Canyon, 1.4 mi. NE of Glendora Mountain Road 442 Comment
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Mar 12 2013
  RSA226902  Chamaesyce melanadenia R. F. Thorne 1971-6-17 39974 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UC17663  Chamaesyce melanadenia W. H. Brewer 1861-2-12 178 Los Angeles on ridge e Cahuange Pass; Santa Monica Mtns Comment
  SFV6933  Chenopodium T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 642 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  UCR229491  Chenopodium 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
  UC56770  Chenopodium ambrosioides Ernest Braunton 1902-7-4 525 Los Angeles Long Beach Comment
  POM11273  Chenopodium ambrosioides P. A. Munz 1921-10-15 4690 Los Angeles Orange grove, Claremont. 366 Comment
  RSA478529A  Chenopodium ambrosioides E. S. Spalding 1923-10-3 s.n. Los Angeles La Canada road Comment
  RSA0082962  Chenopodium berlandieri R. G. Swinney 2010-4-23 12355 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA799861  Chenopodium botrys Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 3 Los Angeles Glendora Ridge Road 1288 Comment
  RSA591557  Chenopodium botrys L. C. Wheeler 1966-10-6 8955 Los Angeles San Gabriel Mountains. Buckhorn guard station, Angeles Crest Highway. Comment
  LA105113  Chenopodium californicum Barry A. Prigge; 1988-7-9 8272 Los Angeles Santa Monica Mountains, Calabasas, Calabasas, 900 ft. SEE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 374 Comment
  RSA717419  Chenopodium californicum Gary Kovnat, LeRoy Gross 2003-2-2 7 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail. Comment
  UC1922579  Chenopodium californicum Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1143 Los Angeles Transverse Ranges; Verdugo Mountains region; Mouth of McDonald Creek. 335 Comment
  UC1586210  Chenopodium desiccatum Tim Ross 1991-8-16 5802 Los Angeles canyon 1/5 mi due e confluence of Lucas Creek (Angeles Forest Hwy); Condor Peak USGS 7.5 qua, Big Tujunga Canyon 917 Comment
  CAS-BOT-BC473051  Chenopodium leptophyllum Geo. L. Mosley 1927-5-1 s.n. Los Angeles LaCrescenta Comment
  CLARK-A1528-2567  Chenopodium multifidum John C. Roos 1937-7-19 1159 Los Angeles Pasadena Comment
  RSA584962  Chenopodium pratericola T. S. Ross 1990-6-1 2768 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  CAS-BOT-BC184879  Chloris virgata Ernest C. Twisselmann 1970-10-17 17545 Los Angeles Mojave Desert. Antelope Valley. Gorman Highway 5 miles west of Highway 14. 1005 Comment
  RSA369223  Chlorogalum pomeridianum Louis C. Wheeler 1934-5-14 2583 -B Los Angeles 1 mile NE Puddingstone Dam, San Jose Hills. 351 Comment
  UCR61520  Chorizanthe californica T. P. Krantz, Fred Hinshaw, Christi Perala 1989-5-3 s.n. Los Angeles Big Tujunga Canyon Wash. east of where Foothill Blvd. crosses wash. 384 Comment
  SBBG122097  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2000-5-6 1732 Los Angeles upper slope of SW part of Grapevine Mesa, 2.5 km ESE of Del Valle, N side Santa Susana Mtns 375 Comment
  CAS-BOT-BC244813  Chorizanthe staticoides Geo. B. Grant 1904-6-17 169 Los Angeles Pasadena Comment
  RSA678315  Chorizanthe staticoides Valerie L. Soza, S. D. Boyd 2002-4-10 1395 Los Angeles Del Sur Ridge, east side of Haskell Canyon, along fire road 6N18 just below peak '2508'. Stables Fire 2001 area. 686 Comment
  RSA708600  Chorizanthe staticoides Valerie L. Soza, LeRoy Gross 2001-5-9 1202 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 244 Comment
  SD186291  Chorizanthe staticoides Andy C. Sanders 2005-5-5 29872 Los Angeles Western San Gabriel Mtns, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint 518 Comment
  UC450090  Chorizanthe staticoides J. Burtt Davy May 9 1896-May 24 1896 2638 a Los Angeles Leonis Valley , Leonis Valley (Antelope Valley) Comment
  UC52617  Chorizanthe staticoides J. H. Barber 1897-6-24 173 Los Angeles Mountains near Newhall (Southern California); Mountains near Newhall Comment
  UCR261333  Chorizanthe staticoides R. G. Swinney 2010-3-24 12176 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  UCR270817  Chorizanthe staticoides R. G. Swinney 2011-5-24 14806 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA579547  Chorizanthe watsonii Tim S. Ross, S. D. Boyd 1994-6-23 8059 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
  RSA226104  Chorizanthe xanti Robert F. Thorne, C. W. Tilforth 1971-6-17 39892 Los Angeles N slope of San Gabriel Mts., along Soledad Canyon Road, ca. 2 mi. W of Soledad Station 579 Comment
  RSA605378  Chorizanthe xanti Scott D. White, Chet McGaugh 1995-6-6 3218 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
  JEPS57757  Chorizanthe xanti S. B. and W. F. Parish June 1881 Los Angeles Comment
  RSA622838  Chrysanthemum parthenium L. C. Wheeler 1975-6-17 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary.. . Comment
  RSA476623  Chrysolepis sempervirens Ora M. Clark 1928-12-8 1369 Los Angeles San Antonio Peak, San Gabriel Mts. Comment
  RSA788825  Chrysolepis sempervirens Jane Tirrell 2012-7-10 LS 0100 Los Angeles Saddle along Pacific Crest Trail approx. 0.75 east of Windy Gap 2520 Comment
  SEINET7988609  Chrysothamnus nauseosus subsp. mohavensis Steve Boyd 1996-10-14 9096 Los Angeles Liebre Mountains Region, Liebre Mountains region 1100 Comment
  CAS-BOT-BC162777  Chylismia claviformis subsp. claviformis Louis C. Wheeler 1932-4-10 597 Los Angeles Portal Ridge near Elizabeth Lake 1036 Comment
  CDA1279  Cirsium mohavense T. C. Fuller 1960-7-14 4912 -A Los Angeles W side of Hwy 6, 4 mi. N/Lancaster, 0.5 mi. S/ Hwy 138. Comment
  POM352153  Cirsium occidentale var. californicum Elbert Benjamine 1929-5-29 181 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA94920  Cirsium occidentale var. californicum F. W. Peirson 1921-7-15 2504 Los Angeles San Gabriel River 610 Comment
  SEINET7144188  Cirsium occidentale var. candidissimum Timothy S. Ross 1994-9-21 8300 Los Angeles Liebre Mountain: Upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). Liebre Mountain 7.5' USGS Quadrangle.; 0 1606 Comment
  RSA709693  Cirsium occidentale var. venustum Scott D. White, Andrea Warniment 2005-9-9 11220 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  RSA643264  Cirsium vulgare R. D. Goeden, D. W. Ricker 1972-5-19 s.n. Los Angeles San Jose Hills: Bonelli Regional Park, S of Puddingstone Reservoir, along Via Verde 1/2 mile east of 210 Freeway, between Pomona and San Dimas 305 Comment
  RSA155838  Cirsium vulgare Peter H. Raven 1962-7-14 18046 Los Angeles Weed in the Botanic Garden, Claremont. 320 Comment
  CAS-BOT-BC438756  Cistanthe monandra Alice Eastwood 1913-5-11 3177 Los Angeles San Fernando Wash Comment
  RSA39032  Cistanthe monandra E. A. Purer 1932-5-14 s.n. Los Angeles El Segundo. Comment
  UCD116503  Cistus incanus Daryl Koutnik 1978-5-10 470 Los Angeles End of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  SEINET10825476 Image available Citrullus lanatus Heidi H. Schmidt 1999-10-14 Schmidt 3846 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET3158111  Citrus aurantium G. B. Grant 1901-1 186 Los Angeles Pasadena Comment
  UCR266274  Clarkia D. E. Bramlet, Mike Ahmer 2005-4-14 3800 Los Angeles Puente Hills, Powder Canyon 229 Comment
  LA45535  Clarkia bottae W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA453479  Clarkia bottae Bonnie C. Templeton 1930-5-27 1464 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  CAS-BOT-BC172253  Clarkia cylindrica subsp. cylindrica E. Braunton 1906-6-4 s.n. Los Angeles Unspecified Comment
  RSA729105  Clarkia dudleyana R. G. Swinney, D. W. Larson 1999-7-21 7566 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  RSA73356  Clarkia rhomboidea F. W. Peirson 1922-6-3 3087 Los Angeles At Collins Ranch, north slope of Liebre Mts. 1143 Comment
  CAS-BOT-BC165506  Clarkia unguiculata Carl B. Wolf 1928-5-11 2180 Los Angeles So. base of Newhall Grade 457 Comment
  RSA162762  Clarkia unguiculata J. D. Olmsted 1958-5-11 128 Los Angeles Claremont, drainage along San Antonio Creek on Pomona College Campus. 366 Comment
  UCR127168  Claytonia A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26148 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
  RSA466714  Claytonia parviflora subsp. parviflora Joseph A. Ewan 1931-5-30 4238 Los Angeles Hermit Trail, Big Santa Anita Canyon 427 Comment
  RSA527821  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4848 Los Angeles Parker Mountain: on the N and NE slopes just below the summit. 1159 Comment
  RSA587048  Claytonia parviflora subsp. parviflora Orlando Mistretta, Mark Elvin 1995-5-10 1689 E Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1768 Comment
  UCR182268  Claytonia perfoliata R. G. Swinney, Dave Larson 1998-4-26 6035 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  UCR190037  Claytonia perfoliata R. G. Swinney 1998-6-16 6974 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  CAS-BOT-BC439912  Claytonia perfoliata subsp. intermontana C. F. Baker 1904-4-22 4726 Los Angeles Monrovia Comment
  RSA466700  Claytonia perfoliata subsp. perfoliata T. S. Clare 1929-03 s.n. Los Angeles Topanga Canyon. Comment
  RSA597776  Claytonia rubra subsp. rubra Steve Boyd, Lauren Raz 1997-3-14 9170 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon. 1450 Comment
  CAS-BOT-BC91376  Clematis lasiantha John Thomas Howell 1928-3-4 3372 Los Angeles Santa Monica Mountains, northeast of Pacific Palisades. Comment
  SEINET12099145  Clematis lasiantha Unknown 1936-1 12701 Los Angeles Santa Monica Mts Comment
  LA207178  Clematis ligusticifolia W. R. Ernst; 1947-4-4 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  POM374  Clematis ligusticifolia Unspecified 1889-06 s.n. Los Angeles San Gabriel. Comment
  RSA578224  Clematis ligusticifolia Tim S. Ross, S. D. Boyd 1994-9-20 8263 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 913 Comment
  RSA599627  Cleome isomeris Steve Boyd, Lauren Raz 1997-4-16 9521 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
  POM93650  Cleome isomeris George B. Grant s.n. Los Angeles Santa Catalina Island, Avalon. Comment
  UC729472  Cleomella obtusifolia Carl B. Wolf 1932-9-15 Los Angeles 2 blocks w center of town of Lancaster; Mojave Desert, Antelope Valley 718 Comment
  CAS-BOT-BC423124  Cleomella obtusifolia Geo. B. Grant 1901-7-1 4401 Los Angeles Palmdale Comment
  UCR126865  Cnicus benedictus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26201 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  LA201519  Collinsia heterophylla Arthur C. Gibson; 2003-4-29 4871 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, Stunt Ranch Santa Monica Mountains Reserve, along service road into Stunt Range on Stunt Rd. 350 Comment
  LA52020  Collinsia heterophylla Henry J. Thompson; 1960-5-14 3061 Los Angeles Santa Monica Mountains, Saddle Peak, just E of peak 701 Comment
  RSA682115  Collinsia heterophylla Valerie L. Soza, Bill Hoghead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  UC557801  Collinsia heterophylla Nell Murbarger Mar 1936 18 Los Angeles e side of San Clemente Island San Clemente Island Comment
  RSA412252  Collinsia torreyi var. wrightii Anstruther Davidson 1906-6-7 1489 Los Angeles Big Rock Creek. 2134 Comment
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May 14 2013
  RSA567163  Collomia grandiflora T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3899 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA291702  Colutea arborescens C. W. Tilforth 1981-12-10 2193 Los Angeles Along old road from Chantry Flat to East fork Santa Anita Rier Comment
  SD139344  Constancea nevinii Jon Rebman, Jonathan Dunn 1996-4-29 3112 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 49 Comment
  UC90236  Constancea nevinii T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  RSA648996  Convolvulus arvensis Scott Lowe 1991-5-12 23 Los Angeles San Gabriel River channel, about 50 m. north of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA752286  Conyza bonariensis Justin M. Wood 2009-7-25 1158 Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  RSA0039051  Conyza canadensis R. G. Swinney 2009-11-18 11655 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  UC729484  Cordylanthus rigidus subsp. setiger Carl B. Wolf 1932-8-11 4008 Los Angeles 8 mi below Big Pines Park (on road to Little Rock); No. slope of San Gabriel Mts. 1371 Comment
  RSA412297  Cordylanthus rigidus subsp. setiger Anstruther Davidson 1883-1 s.n. Los Angeles Glendale. Comment
  UCR180575  Coreopsis bigelovii Scott D. White, Pam Devries 2006-5-10 11441 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
  CAS-BOT-BC105652  Corethrogyne filaginifolia F. Grinnell Jr. 1917-8-27 s.n. Los Angeles Upper Arroyo Seco Canyon [Canon], San Gabriel Mountains Comment
  POM356201  Corethrogyne filaginifolia L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  POM156144  Corethrogyne filaginifolia var. filaginifolia L. R. Abrams 1904-9-2 4170 Los Angeles Elysian Park. Comment
  POM40861  Corethrogyne filaginifolia var. filaginifolia Marcus E. Jones 1882-05 s.n. Los Angeles Pasadena. Comment
  POM48100  Corethrogyne filaginifolia var. filaginifolia I. M. Johnston 1924-8-13 s.n. Los Angeles Sunset trail, 1 mi. S of Sunset Peak 1584 Comment
  CATA925  Cotula coronopifolia Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1778 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  SD90278  Crassula connata Robert F. Thorne 1973-4-11 42800 Los Angeles San Clemente Islandp 0lateau in Middle Ranch area at head of Middle Ranch Canyon. 424 Comment
  RSA187692  Cressa truxillensis R. F. Thorne 1966-9-14 36665 Los Angeles Grassy weedy, sunny flat area behind dunes and salina at Little Harbor. 5 Comment
  CATA2932  Crocanthemum greenei Amy Catalano 2015-6-26 008 Los Angeles Santa Catalina Island: Gallagher Canyon; steep ridge 440 meters northeast of Laura Stein Volunteer Camp; above ironwood grove 239 Comment
  UCD116895  Crocanthemum scoparium Daryl Koutnik 1978-5-2 459 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
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Oct 1 2015
  UC19194  Crocanthemum scoparium var. vulgare Harley P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch Claremont 731 Comment
  UC527605  Crocanthemum scoparium var. vulgare C. B. Wolf 1931-6-25 Los Angeles sw of California Botanic Garden; Mandeville Canyon 60 Comment
  CAS-BOT-BC175843  Crossosoma californicum Albert Parkins s.n. Los Angeles Santa Catalina Isl. Comment
  RSA167826  Crossosoma californicum R. F. Thorne 1964-2-6 33297 Los Angeles Santa Catalina Island above Fourth of July Cove. 30 Comment
  RSA579224  Crossosoma californicum T. S. Ross 1994-3-28 7411 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  LA82170  Croton californicus O. H. Kappler; 1941-5-22 273 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit of Mulholland Hwy. 609 Comment
  RSA480561  Croton californicus A. Menke 1955-3-26 s.n. Los Angeles Point Dume, California. Comment
  RSA647962  Croton californicus Michelle Manolovitz, Brian Manolovitz 1992-5-19 28 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.25 miles northeast of park office. Comment
  UCD141941  Croton californicus Geoffrey Levin 1974-5-31 191 Los Angeles Claremont, Pomona College, Wash (Blanchard Park). Alluvial Fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  UC1109370  Crypsis schoenoides Peter H. Raven 1961-9-24 16750 Los Angeles Bouquet Reservoir; e end, strand 914 Comment
  OBI28054  Cryptantha David J. Keil, Dirk Walters 1977-4-30 12291 Los Angeles On S side of Calif rte 138 in vicinity of jctn with Los Angeles Co Rd N-2 across hwy from Quail Reservoir Comment
  SBBG63583  Cryptantha circumscissa R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  LA204189  Cryptantha circumscissa var. circumscissa Jonathan Sauer; W. Greninger 1973-4-13 5423 Los Angeles Lovejoy Buttes N of Pearblossom Comment
  UC729580  Cryptantha clevelandii Carl B. Wolf 1932-5-9 Los Angeles left (e) fork of Pebbly Beach Canyon, at 2nd group of mine workings Santa Catalina Island, Pebbly Beach Canyon 304 Comment
  RSA756795  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2008-4-21 2511 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  SBBG63674  Cryptantha corollata R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  UCR126681  Cryptantha corollata A. C. Sanders, Mark A. Elvin 2003-4-16 26040 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 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 366 Comment
  CATA479  Cryptantha intermedia Sara L. Crockett, Mark Hoefs, Steve Junak, Janet Takara 1997-3-28 621 Los Angeles Santa Catalina Island: N side of Cherry Harbor, overlooking mud flats, 20 - 30 m upslope 42 Comment
  IRVC26355  Cryptantha intermedia A. C. Sanders, Mark A. Elvin 2003-4-16 26039 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
  PASA1981  Cryptantha intermedia Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA725860  Cryptantha intermedia R. G. Swinney 1998-5-9 6050 Los Angeles San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 201 Comment
  SBBG96956  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4290 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  SBBG97013  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4424 Los Angeles Bryce Cyn near Malo Pt Comment
  UC24687  Cryptantha intermedia J. H. Barber 1897-3-14 48 Los Angeles Santa Monica Experiment Station Comment
  UCR71242  Cryptantha intermedia Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4363 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  POM368242  Cryptantha intermedia E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  SBBG44963  Cryptantha intermedia L. C. Wheeler 1932-4-15 621 Los Angeles 2.5 mi NNE of Claremont 419 Comment
  UCR62352  Cryptantha micrantha Jeri Hirshberg, Theo Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  UCR194156  Cryptantha micrantha subsp. micrantha A. C. Sanders 2008-4-13 34881 Los Angeles Western Mojave Desert, Antelope Valley, Llano, 165th St. East, 0.3 mi. N of Hwy 138, 0.2 mi. S of Ave. 'V 955 Comment
  SEINET13386994 Image available Cryptantha micrantha var. lepida R. G. Swinney 2011-1 15026 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5' Q.) (T3N R11W S27) 1585 Comment
  CHSC95870  Cryptantha microstachys LeRoy Gross 2001-5-6 384 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley. Comment
  POM3959  Cryptantha microstachys M. Hitchcock 1918-7-3 13 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  RSA507971  Cryptantha microstachys Steve Boyd 1988-4-28 2225 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  UCR166698  Cryptantha microstachys Scott D. White, Jennifer H. Jones 2005-6-23 11145 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  RSA0092501  Cryptantha muricata R. G. Swinney 2011-6-22 15246 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  RSA0079344  Cryptantha muricata var. jonesii Orlando Mistretta 1992-5-21 370 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA0079447  Cryptantha muricata var. muricata R. G. Swinney 2008-4-30 8708 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Monroe Canyon. 549 Comment
  RSA0079608  Cryptantha muricata var. muricata B. C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  UCR222729  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-5-12 10719 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  SEINET12192402  Cuphea ignea W. F. Wight 1907-1 1641 Los Angeles East Lake Park, Los Angeles Comment
  SD262268  Cuscuta R. G. Swinney 2014-4-17 16070 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5 - 0.8 mi. east of Cheseboro Rd., 100 - 200 M south of CA Aqueduct, 0.66 mile due S of Hwy. 138 / Pearblossom Hwy. 901 Comment
  POM70940  Cuscuta californica Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  UCR126879  Cuscuta californica A. C. Sanders 2003-4-29 26187 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  CDA7738  Cuscuta californica J. Gomez, H. Verduzlo 2008-5-28 PDR# 1440787 Los Angeles Glendale, 7800 School Canyon Rd, X Figueroa St. 0 Comment
  UC54965  Cuscuta salina H. P. Chandler 1902-9-9 2043 Los Angeles Ballona Marshes Comment
  UCR231385  Cuscuta subinclusa Dan S. Cooper 2011-10-10 1011- 120 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Mt. Hollywood just west of the lookout 484 Comment
  RSA0065373  Cycladenia humilis var. venusta S. Granger 1974-7-21 s.n. Los Angeles Angles Crest Hwy., Lmi. E. Windy Gap. 2133 Comment
  UCR220365  Cyclospermum leptophyllum R. G. Swinney 2009-4-16 10346 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, confluence of Van Tassel and San Gabriel canyons, 1.3 miles north of Foothill Blvd., on both side of El Encanto Parkway 183 Comment
  RSA608754  Cydonia oblonga Louis C. Wheeler 1963-10-6 8403 Los Angeles Altadena: 55 E. Pine Street. Comment
  UCR129375  Cylindropuntia echinocarpa Orlando Mistretta 1995-6-1 1745 Los Angeles San Gabriel Mtns., near mouth of Carr Canyon 945 Comment
  UCR205547  Cynara cardunculus A. C. Sanders, T. B. Salvato 2009-5-29 37038 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  SEINET4565857  Cynodon dactylon L. C. Wheeler 1932-9-5 1347 Los Angeles San Gabriel Mts., San Antonio Canyon 884 Comment
  SBBG131625  Cyperus S. A. Junak 1999-9-10 SCa 1082 Los Angeles just S of Bulrush Cyn Trail, in upper reaches of cyn drainage 438 Comment
  RSA211812  Cyperus eragrostis L. C. Wheeler 1933-12-24 2344 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 412 Comment
  RSA365125  Cyperus involucratus T. S. Clare 1929-4-13 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  SEINET7582154 Image available Cyperus involucratus Scott D. White 1995-12-5 3773 Los Angeles Marina del Rey area, State Rt 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  RSA127426  Cyperus odoratus Peter H. Raven, H. J. Thompson 1959-10-14 14623 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  UCR101201  Cyrtomium falcatum L. C. Wheeler 1972-12-24 12797 Los Angeles San Gabriel Mtns., center of Las Flores Canyon 762 Comment
  CATA1480  Dactylis glomerata Mark L. Hoefs, Steven A. Junak 1996-4-30 2681 Los Angeles Santa Catalina Island: By road past Parson's Junction, toward west end, just before Starlight Beach 152 Comment
  CATA3086  Dactylis glomerata Amy Catalano, Steven Junak 2016-4-27 086 Los Angeles Santa Catalina Island: Along Silver Peak Road, 260 meters south of junction with Boushay Road 509 Comment
  RSA229000  Datisca glomerata R. F. Thorne, C. W. Tilforth 1971-6-30 40831 Los Angeles San Gabriel Mts., Angeles National Forest: S fork of Little Rock Creek 3.3 miles below Alder Saddle 1432 Comment
  UC450811  Datisca glomerata Fay A. MacFadden 1931-6-1 2952 Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  POM3046  Datisca glomerata George B. Grant 1901-1 288 Los Angeles Sierra Madre Mts., S. Cal. 609 Comment
  RSA173361  Datisca glomerata J. D. Olmsted 1959-9-30 1062 Los Angeles Along Mt. Baldy Trail to water supply meadow, above Camp Baldy; then left on side trail for 1.5 miles to stream crossing. 1860 Comment
  SEINET12274408  Datura inoxia Unknown 1945-1 s.n. Los Angeles Eaton's Wash, Pasadena Comment
  POM62413  Datura wrightii L. R. Abrams 1902-6-11 2510 Los Angeles Playa del Rey. Comment
  UCR86830  Datura wrightii Scott D. White 1995-4-27 2953 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA421891  Datura wrightii W. E. Lawrence 1905-10-1 1438 Los Angeles One plant on River bank E. Los Angeles. Comment
  RSA601570  Daucus pusillus L. C. Wheeler 1967-6-15 9831 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. Comment
  SD48942  Deinandra clementina Reid Moran 1958-9-15 6837 Los Angeles San Clemente Island, Wilson's Cove 49 Comment
  SD53050  Deinandra clementina Peter H. Raven 1962-5-22 17836 Los Angeles Santa Catalina Island; on west slope of the Isthmus. Comment
  UC480889  Deinandra clementina R. L. Pendleton 1909-7-2 1357 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  LA203718  Deinandra fasciculata A. M. Johnson; 1934-5-4 4482 Los Angeles Santa Catalina Island, S side, near isthmus Comment
  CAS-BOT-BC131010  Deinandra minthornii John Thomas Howell 1977-3-7 52314 Los Angeles Summit of Santa Susana Pass, Ventura - Los Angeles Co. line 487 Comment
  CAS-BOT-BC292096  Delairea odorata Geo. B. Grant 1905-1-15 1194 Los Angeles Pasadena Comment
  UCR46185  Delphinium Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Northern paved road to Chilao, west of Newcomb Ranch and Hwy 2 1829 Comment
  RSA0022368  Delphinium cardinale Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5126 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA394509  Delphinium cardinale N. C. Cooper 1949-6-18 4190 Los Angeles San Gabriel Wash 366 Comment
  UCR142528  Delphinium cardinale Michelle Manolovitz, Brian Manolovitz 1992-5-19 33 Los Angeles Transverse Ranges: San Gabriel Mountains region, San Gabriel Valley, Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.5 miles northeast of park office 160 Comment
  CAS-BOT-BC9129  Delphinium cardinale Charles Fuller Baker 1903-7-22 3347 Los Angeles Claremont Comment
  UCR229145  Delphinium parishii Dan S. Cooper 2011-5-5 511- 60 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  RSA571281  Delphinium parishii subsp. parishii Steve Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8322 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  RSA725203  Delphinium parishii subsp. parishii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -42 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
  RSA187960  Delphinium parryi Robert F. Thorne 1966-4-30 187960 Los Angeles Santa Catalina Island; mouth of Gallagher's Canyon. 8 Comment
  RSA612068  Delphinium parryi Valerie L. Soza 1998-4-26 79 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  SD1723  Delphinium parryi Ruth B. Randall 4/1925 16 Los Angeles Mint Canyon Comment
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May 27 2011
  UC854185  Delphinium parryi Alice Eastwood Jun 19 1906-Jun 30 1906 20 Los Angeles Garvanza Zaca Lake Forest Reserve Comment
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Jan 11 2015
  CAS-BOT-BC116268  Delphinium parryi subsp. parryi P. H. Raven 1962-5-22 17820 Los Angeles Santa Catalina Island...open grassland above Emerald Bay, 121 Comment
  UC1293681  Delphinium parryi subsp. parryi P. C. Everett and E. K. Balls 1959-6-2 23833 Los Angeles steep rocky burned over slopes 1 mi ne entrance to Stokes Canyon; Santa Monica Mountains 228 Comment
  RSA398717  Delphinium parryi subsp. parryi L. E. Hoffman 1926-4-18 s.n. Los Angeles Arroyo Seco, Can. [La Canada] Comment
  CAS-BOT-BC116386  Delphinium patens subsp. montanum Wesley O. Griesel 1962-5-12 S. N. Los Angeles San Gabriel Mts. n trail from Charleton Flats to Chilas Camp. 1524 Comment
  RSA0029730  Delphinium patens subsp. montanum R. G. Swinney 1998-7-8 6305 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA0030017  Delphinium patens subsp. montanum R. Carlson 1961-5-31 79 Los Angeles Glendora Mt. Rd., 3/4 way to Mt. Baldy. Comment
  SBBG131229  Dendromecon harfordii S. A. Junak 1999-5-21 SCa 996 Los Angeles E side of Coffee Pot Cyn, just W of rd, N facing stream bank 420 Comment
  HSC16745  Dendromecon rigida G. E. Anderson 1966-4-6 40 Los Angeles 1 mi. N of Topanga on side road, 1/2 mi. off Hwy. 27 Comment
  LA32135  Dendromecon rigida Peter H. Raven; 1959-3-8 13841 Los Angeles Santa Monica Mountains, Laurel Pass, Mulholland Drive, 5.0 mi E of Beverly Glen Canyon 335 Comment
  RSA433204  Dendromecon rigida C. R. Parks 1965-4-15 s.n. Los Angeles Angeles Forest Highway: 13 mi. S of Palmdale, in vicinity of Mill Creek Summit. 1372 Comment
  RSA433210  Dendromecon rigida T. W. Minthorn 1924-4-1 s.n. Los Angeles Mint Canyon. Bet. Newhall and Palmdale. Comment
  SFV16792  Dendromecon rigida J. D. Dilley, J. M. Kneitel 1997-2-23 s. n. Los Angeles San Gabriel Mountains Big Tujunga Canyon Road, about 1 mile east of ranger station. Comment
  CAS-BOT-BC192752  Deschampsia danthonioides Robert F. Thorne 1966-4-17 36082 Los Angeles San Clemente Island: between Boulder & Horton, NE side of island 487 Comment
  POM365024  Deschampsia danthonioides Hasse, Davidson 1906-6-1 1601 Los Angeles Big Rock Creek. Comment
  RSA0053897  Descurainia pinnata R. G. Swinney 2010-5-11 12622 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  UCR280416  Descurainia pinnata Onkar Singh 2014-3-18 4373 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  UC1871148  Descurainia pinnata subsp. menziesii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4987 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCD114788  Descurainia sophia M. P. Kelly 1918-5-23 s.n. Los Angeles Antelope Valley, Mahone Ranch. Comment
  SEINET1004518  Dichelostemma capitatum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26117 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn.). 488 Comment
  RSA367522  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1928-4-10 1819 Los Angeles Johnson s canyon Comment
  RSA583042  Dichondra occidentalis T. S. Ross 1993-4-22 6887 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft. ); 1400m ESE of Cactus Peak Summit. 393 Comment
  SEINET3927954  Digitaria ischaemum Louis C. Wheeler 1945-10-30 6163 Los Angeles San Gabriel Mountains. Kinneloa Canyon.; 0 366 Comment
  UCR101686  Dimorphotheca sinuata B. G. Pitzer 1998-5-23 3755 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SEINET13693618  Diplacus aurantiacus E. J. Palmer s.n. Los Angeles Los Angeles. Comment
  SBBG127032  Diplacus longiflorus A. Parikh, N. Gale 2011-6-10 3437 Los Angeles S of Kentucky Springs Cyn, 0.8 km W of Angeles Forest Hwy, 1.8 km N of Aliso Cyn Rd; San Gabriel Mtns 1245 Comment
  SD255811  Diplacus longiflorus R. G. Swinney 2011-3-18 14133 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  RSA530710  Diplotaxis tenuifolia George B. Grant 1904-1 287 Los Angeles Waste places, Pasadena Comment
  RSA530752  Dithyrea californica Christopher Davidson 1973-4-7 1905 Los Angeles Lucerne Valley, 33 miles from Apple Valley 854 Comment
  UC56907  Dithyrea maritima Ernest Braunton 1902-5-25 285 Los Angeles Hermosa Beach Comment
  RSA65162  Dodecahema leptoceras F. W. Peirson 1920-4-26 2113 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  UCD118805  Dodecatheon clevelandii Kenneth A. Wilson 1961-3-12 1016 Los Angeles Santa Monica Mtns. Decker Road, junction of western portion of Mulholland Hwy. 457 Comment
  RSA461491  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1934-3-10 2427 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 442 Comment
  CAS-BOT-BC129961  Dodecatheon redolens Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10065 Los Angeles Lilly Spring, n. slope Mt. Hawkins, San Gabriel Mts. Comment
  UCR192897  Dodecatheon redolens R. G. Swinney 1999-8-14 7631 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  RSA66174  Draba cuneifolia var. integrifolia F. W. Peirson 650 Los Angeles Sycamore Canyon, San Rafael Hills. Comment
  POM175431  Drymocallis cuneifolia var. ewanii Joseph A. Ewan 1930-6-24 2674 Los Angeles N slope Mt Islip, San Gabriel Mountains 2287 Comment
  LA200106  Dryopteris arguta Lawrence L. Kiefer; 1966-4-10 1847 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi below Camp Josepho. 304 Comment
  UC557634  Dryopteris arguta Nell Murbarger May, 1936 210 Los Angeles San Clemente Isl. Comment
  UCR255511  Dryopteris arguta Dan S. Cooper 2014-5-23 514- 49 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, upper Vista del Valle Rd. northeast of Mt. Hollywood 348 Comment
  UCR259074  Dryopteris arguta R. G. Swinney 2010-8-9 13481 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  SFV107  Dryopteris arguta F. R. Rickson 1961-7-28 2 Los Angeles Santa Monica Mountains Studio City. In canyon 200-300 yards from south end of Brookdale Road. Comment
  UCR127641  Duchesnea indica A. C. Sanders, Andy Thomson 2003-4-15 26010 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  POM311020  Dudleya blochmaniae Reid V. Moran 1948-6-8 3086 Los Angeles Mouth of Winter canyon, Malibu Beach. 76 Comment
  UCR238632  Dudleya cymosa subsp. crebrifolia Anuja Parikh, Nathan Gale 2010-6-28 3368 Los Angeles Transverse Range; San Gabriel Mtns., upper Sawpit Canyon, 0.1 km SW of White Saddle, 1.4 km NW of Mount Bliss 975 Comment
  UCD101902  Dudleya cymosa subsp. ovatifolia Daryl Koutnik 1978-5-30 505 Los Angeles Cornell Corners on Cornell Road south of Agoura Road. 274 Comment
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Oct 1 2018
  RSA602444  Dudleya cymosa subsp. pumila Scott D. White 1997-5-8 5077 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  UC933197  Dudleya hassei Reid Moran 1941-5-27 872 Los Angeles canyon to s school (Avalon); Santa Catalina Island Comment
  RSA713826  Dudleya lanceolata Mark Elvin 2003-6-12 2942 Los Angeles Santa Clarita Valley: Newhall Ranch, S side of Potrero Canyon, S of Potrero Mesa. 335 Comment
  RSA598228  Dudleya virens James C. Dice 1983-6-7 351 Los Angeles Point Vicente, 0.4 km east of lighthouse, along south edge of Palos Vedes Drive South 67 Comment
  UCSB11269  Dudleya virens Hancock, Dan 1961-3-30 Los Angeles 0.7 mi. south of Power Station, 150 ft. off of Pebble Beach Rd. 30 Comment
  SBBG19164  Ehrharta calycina M. A. Piehl 1963-12-8 631117 Los Angeles lower edge at W end of airfield runway inland from West Cove (SE of Driggs) 18 Comment
  CAS-BOT-BC197294  Ehrharta erecta Pamela Conway; LeRoy Gross 2010-12-27 1 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Santa Anita Canyon; Short distance west from the old Mt. Wilson toll road, along trail to Orchard Camp 395 Comment
  CDA2022  Ehrharta erecta T. Suzuki 1956-5-28 Los Angeles U.C.L.A., Westwood. 0 Comment
  UCR255751  Eleocharis R. G. Swinney 2010-5-12 12713 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  RSA727268  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
  CAS-BOT-BC113042  Eleocharis montevidensis I. Johnston 1917-6-14 1909 Los Angeles West of Pomona, wet ground along creek. Comment
  UCR126700  Eleocharis montevidensis A. C. Sanders, Mark Elvin 2003-8-7 27178 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA365360  Eleocharis montevidensis Grethe Markedahl 1923-4-23 s.n. Los Angeles San Gabriel River. Comment
  RSA498188  Eleocharis palustris B. C. Templeton 1956-07 s.n. Los Angeles Highway between Lancaster and Rosamond, Antelope Valley. Comment
  RSA365459  Eleocharis parishii Crawford 1936-4-17 s.n. Los Angeles Los Angeles-Ventura counties. Santa Susana Pass. Comment
  RSA587341  Elymus elymoides subsp. californicus Orlando Mistretta 1992-5-4 218 Los Angeles Little Rock Creek. Alimony Ridge; Juniper Hills. 1463 Comment
  RSA0099416  Elymus elymoides subsp. elymoides R. G. Swinney 2011-6-7 15069 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
  SEINET263602  Elymus glaucus R. L. Lingenfelter, GD Brown 1962-6-6 1163 Los Angeles Angeles National Forest ; Little Gleason Canyon Comment
  RSA0098767  Elymus glaucus subsp. glaucus R. G. Swinney 2011-6-1 14947 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 1096 Comment
  RSA0011222  Elymus glaucus subsp. glaucus A. J. Cook 1900-5-22 119 Los Angeles Canyon near Claremont Comment
  RSA0127509  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-7-18 10097 Los Angeles Yerba Buena Spring, Gold Creek of Little Tujunga [Canyon]. 1189 Comment
  RSA763752  Elymus glaucus subsp. jepsonii Orlando Mistretta, Christine Mistretta 2008-5-20 3150 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 99B per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1237 Comment
  UCR65518  Elymus hispidus T. S. Ross, Steve Boyd 1990-5-14 2471 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1128 Comment
  CAS-BOT-BC234096  Elymus multisetus A. D. E. Elmer 1902-6-1 3749 Los Angeles Lancaster Comment
  RSA719737  Elymus trachycaulus subsp. trachycaulus R. G. Swinney 1996-8-7 5220 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  UCR223134  Elymus triticoides R. G. Swinney 2009-7-22 11351 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA171988  Emmenanthe penduliflora Robert F. Thorne 1963-5-15 31684 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  RSA401551  Emmenanthe penduliflora Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 200 Comment
  UC880683  Emmenanthe penduliflora Ira W. Clokey, B. Templeton Apr 1929 4497 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  UCR127892  Emmenanthe penduliflora A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26107 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
  RSA653850  Emmenanthe penduliflora var. penduliflora Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 759 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 488 Comment
  IRVC26983  Encelia actoni A. C. Sanders 2003-4-17 26064 Los Angeles Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns. 396 Comment
  RSA781010  Encelia actoni R. G. Swinney 2009-5-13 10769 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  POM4940  Encelia californica D. L. Crawford, H. D. Hiatt 1916-3-28 575 Los Angeles Santa Monica Mountains. Comment
  UC31390  Encelia californica W. H. Brewer 1861-2-1 187 Los Angeles San Fernando Valley Comment
  RSA0080981  Encelia farinosa R. G. Swinney 2010-4-30 12480 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
  CAS-BOT-BC81809  Ephedra nevadensis Timothy S. Ross 1992-4-4 6104 Los Angeles Big Rock Cree: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road. Valyermo USGS 7.5' Quad 1210 Comment
  CDA745  Ephedra nevadensis G. D. Barbe, T. C. Fuller 1973-5-21 1392 Los Angeles Roadside field in SE corner of Pearblossom Hwy at Small Road, E of railroad overpass, 4 mi W of Four Points (junction with Hwy 138). Comment
  UCR276941  Ephedra nevadensis R. G. Swinney 2010-5-21 12870 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  UCSB24097  Ephedra nevadensis Wheeler, Louis 1932-4-10 Los Angeles 2 mi. w Palmdale Mohave Desert 762 Comment
  UC1928582  Ephedra viridis Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 110 Los Angeles Transverse Ranges; San Gabriel Mountains region; N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCR190130  Epilobium R. G. Swinney 1998-9-7 6937 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
  UCR259173  Epilobium canum R. G. Swinney 2010-9-9 13755 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA588443  Epilobium canum subsp. canum G. R. Johnstone 1929-7-21 s.n. Los Angeles Santa Catalina Island. Comment
  RSA595030  Epilobium canum subsp. canum Steve Boyd, Lauren Raz 1996-10-8 8993 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  RSA601687  Epilobium canum subsp. canum Louis C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  RSA72334  Epilobium canum subsp. canum F. W. Peirson 1907-7-1 755 Los Angeles Catalina Island. Comment
  UC1595407  Epilobium canum subsp. canum Tim Ross and Annette H. Ross 1991-7-29 5687 Los Angeles Elephant Hill Puente Hills, San Dimas USGS 7.5' quad, W Pomona (sw side, n-most point of hills) 316 Comment
  UC64602  Epilobium canum subsp. canum T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  CAS-BOT-BC174659  Epilobium canum subsp. latifolium Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8131 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  POM308134  Epilobium canum subsp. latifolium Henry J. Ramsey 1937-9-2 2941 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  RSA191182  Epilobium canum subsp. latifolium Robert F. Thorne, M. Z. Thorne 1967-7-19 37170 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1982 Comment
  RSA588544  Epilobium canum subsp. latifolium Samuel R. Tyson 1942-10-29 s.n. Los Angeles Glendora Mt. Road, San Gabriel canyon, two miles from San Antonio divide. 1280 Comment
  UCR277412  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-13 15785 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  UC306263  Epilobium ciliatum subsp. ciliatum I. Johnston 1917-5-13 Los Angeles El Monte 91 Comment
  UCR131520  Epipactis gigantea George H. Grinnell 1939-5-21 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC57316  Equisetum laevigatum Ernest Braunton 1902-5-1 s.n. Los Angeles Rivera Comment
  RSA610970  Equisetum laevigatum L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  OBI1021  Equisetum laevigatum L. L. Kiefer 1962-9-23 205 Los Angeles Santa Monica Mtns., Malibu Cyn., ca. 2 miles from coast 305 Comment
  RSA589227  Equisetum laevigatum T. S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2918 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
  UC519831  Equisetum telmateia subsp. braunii Joseph Andorfer Ewan 1932-6-28 7520 Los Angeles Los Angeles River at Los Feliz Bridge; Los Angeles River Comment
  RSA599751  Equisetum telmateia var. braunii L. C. Wheeler 1932-6-13 809 Los Angeles Los Angeles River: at Los Feliz Blvd. 121 Comment
  RSA640965  Equisetum telmateia var. braunii L. C. Wheeler 1931-7-12 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  RSA684716  Equisetum telmateia var. braunii A. Nicholeon 1933-5-7 18144 Los Angeles Malibu Canyon Comment
  UCR275346  Eragrostis 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
  RSA0115273  Eragrostis mexicana Richard G. Swinney 2011-9-22 15664 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  SD60324  Eragrostis pectinacea var. pectinacea Peter H Raven 1961-9-24 16752 Los Angeles Bouquet Reservoir, on strand at east end. 914 Comment
  UC868833  Eremocarpus setiger Geo. B. Grant 1906-8-23 Los Angeles Pasadena Comment
  RSA0041935  Eremogone macradenia var. arcuifolia Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10024 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle at head of North Fork Fish Canyon, north of Atmore Meadows and south of Oak Flat, along Forest Service road 7N23 4.2 miles west of junction with 7N08. 1719 Comment
  RSA0106903  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-7-23 11383 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SD230261  Eriastrum densifolium subsp. austromontanum Steve Boyd, Laura Moore, Mike Wall 1997-7-24 10021 A Los Angeles Liebre Mountain Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23A, 0.05 miles east of junction with road to Bear Gulch Camp 1646 Comment
  CAS-BOT-BC514258  Eriastrum densifolium subsp. austromontanum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles San Gabriel Mts.: Mt. Wilson 1794 Comment
  RSA0107781  Eriastrum densifolium subsp. mohavense Thomas T. Craig 1933-10-9 2029 Los Angeles 3 mi. N of Vincent, edge of San Gabriel Mountains. 1220 Comment
  UCR182481  Eriastrum sapphirinum subsp. ambiguum R. G. Swinney 1997-7-17 5690 Los Angeles San Gabriel Mtns., 0.5 mi. north of summit of Table Mountain, NW of Wrightwood; 0.8 mi. NE of FS Rd. 4N21 (paved) on 4N21B 2134 Comment
  RSA0122864  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2008-6-4 8939 Los Angeles San Gabriel Mtns: Devils Punchbowl Co. Park, 0.2 mile north of park headquarters/nature center. 1430 Comment
  RSA0122088  Eriastrum sapphirinum subsp. brevibracteatum J. Aug Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  CAS-BOT-BC514972  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1917-7-7 6612 Los Angeles Laurel Canyon, Santa MOnica Mts. Comment
  RSA0123073  Eriastrum sapphirinum subsp. dasyanthum Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA713240  Ericameria cooperi LeRoy Gross 2005-5-3 2229 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
  RSA713746  Ericameria cooperi A. C. Sanders, Helen Kennedy 2005-4-13 29425 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA127988  Ericameria ericoides var. ericoides H. J. Thompson 1958-10-23 1819 Los Angeles Point Dume. 30 Comment
  SD260178  Ericameria linearifolia R. G. Swinney 2010-5-19 12820 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit:, abandoned Naval Analytics Station, at end of Pacific Tel. Access Rd., W of Angeles Natl. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 miles due W of Mt. Emma Rd. 1335 Comment
  SEINET2050554 Image available Ericameria linearifolia Norman C. Cooper 1948-4-21 2664 Los Angeles Littlerock. 762 Comment
  SBBG62915  Ericameria nauseosa var. hololeuca R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  UCSB42652  Ericameria palmeri Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road, 3.3 mi. west of Hwy. 5 981 Comment
  LA202465  Ericameria palmeri var. pachylepis Jonathan Sauer; 1972-5-1 5075 Los Angeles San Gabriel Mountains, Aliso Canyon, E of Acton Comment
  CHSC95436  Ericameria parishii LeRoy Gross 2001-9-1 446 Los Angeles Los Angeles Basin: Verdugo Mountains; north side, Along Hostetter Mountain Way. On steep old bulldoze ridge line that runs east off of Hostetter. 610 Comment
  RSA0011598  Ericameria parishii var. parishii Orlando Mistretta, Christine Mistretta 2011-6-15 5689 Los Angeles Northern edge of San Gabriel Mountains, 1.1 air miles N of Aliso Cyn Rd, 1.3 air miles W of Angeles Forest Hwy, 2.4 air miles S of Vincent. 1046 Comment
  CAS-BOT-BC293124  Ericameria pinifolia Tim Ross 1992-7-17 6723 Los Angeles San Gabriel Mtns: ca 300 m W of the summit of Condor Peak 1588 Comment
  SBBG62798  Ericameria pinifolia S. W. Hutchinson, M. N. Ackley 1928-9-22 430 Los Angeles Mint Cyn 396 Comment
  RSA0113801  Ericameria teretifolia LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7547 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA232284  Erigeron divergens R. F. Thorne, M. Z. Thorne 1969-7-10 38407 Los Angeles San Gabriel Mts; Angeles National Forest; ca. 1 miles W of Wrightwood 1951 Comment
  CAS-BOT-BC140640  Erigeron foliosus R. G. Swinney 2008-7-16 9244 Los Angeles San Gabriel Mtns.: Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  OBI5692  Erigeron foliosus var. foliosus Carl B. Wolf 1931-5-13 1999 Los Angeles Pacoima Wash, near bridge on the rd from Tujunga to san Fernando 366 Comment
  UC166887  Erigeron foliosus var. foliosus Geo. B. Grant June 1904 412 a Los Angeles Monrovia Comment
  LA205614  Eriodictyon crassifolium Elizabeth Levine; May 8 19 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  CAS-BOT-BC189161  Eriodictyon crassifolium var. nigrescens Le Roy Abrams; E. A. McGregor 1908-6-19 322 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SBBG65148  Eriodictyon crassifolium var. nigrescens unknown 1928-7-9 Los Angeles Antelope Valley Comment
  UC1124350  Eriodictyon crassifolium var. nigrescens A. Simontacchi 1935-5-26 51 Los Angeles 3 mi sse of Neenach 1036 Comment
  UCR252892  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-11 12646 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  CAS-BOT-BC188966  Eriodictyon parryi Timothy S. Ross; Steve Boyd 1994-5-24 7875 Los Angeles Burns Truck Trail, along low, northerly slope draining to lower Burns Canyon, 2220 m ENE from Grass Mountain summit, Vicinity of Burns Canyon 1115 Comment
  SBBG131935  Eriodictyon traskiae S. A. Junak 2000-5-19 SCa 1306 Los Angeles rd to White's Landing, 0.1 mi from intersection with airport rd, on E-facing slope 408 Comment
  CHSC95357  Eriodictyon trichocalyx var. trichocalyx L. P. Janeway 2006-6-8 8676 Los Angeles San Gabriel Mountains. South slope of Blue Ridge near Angeles Crest Hwy, about 1.4 air km northeast of Vincent Gap. 2079 Comment
  RSA455068  Eriodictyon trichocalyx var. trichocalyx Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson Peak. San Gabriel Mountains Comment
  RSA0082909  Eriogonum Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3129 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. In a wash that cut across the path that leads to ocean. 8 Comment
  UCR223746  Eriogonum R. G. Swinney 2009-6-17 11167 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC545884  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles 1/2 mi e Palmdale; Mojave Desert 1112 Comment
  UCR16546  Eriogonum angulosum T. Yonkers 1978-9-15 s.n. Los Angeles Peace Valley, about 4 mi south of Gorman, proposed Dept. of Water Resources Pyramid Power Plant 976 Comment
  UCR94707  Eriogonum angulosum A. C. Sanders, E. J. Lott 1993-5-6 13939 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  CAS-BOT-BC248707  Eriogonum arborescens Eric Walther 1931-5-1 s.n. Los Angeles Santa Barbara Islands. Hugh Evans' place, Santa Monica Comment
  UCR193561  Eriogonum baileyi R. G. Swinney 1999-6-28 7440 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA393094  Eriogonum baileyi var. baileyi L. E. Hoffman 1931-11-9 s.n. Los Angeles Mojave Desert, Little Rock Creek. Comment
  SBBG61896  Eriogonum brachyanthum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  CAS-BOT-BC241899  Eriogonum cinereum Peter H. Raven 1957-9-21 11356 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  CAS-BOT-BC241901  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles Lower Topanga Canyon, about one and one-half miles east of ocean beach. Santa Monica Mts. Comment
  POM182397  Eriogonum cinereum Joseph A. Ewan 1931-10-24 5293 Los Angeles Escondido Canyon 305 Comment
  SBBG61921  Eriogonum cinereum J. Ewan -Aug-1929 1256 Los Angeles Trancas Cyn 7 Comment
  CAS-BOT-BC242773  Eriogonum davidsonii F. Grinnell Jr. 1908-9-14 s.n. Los Angeles Mt. Wilson 1524 Comment
  RSA641381  Eriogonum davidsonii Orlando Mistretta 1995-6-23 1826 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. Orobanche valida survey site 1. 1829 Comment
  RSA776520  Eriogonum davidsonii Jane Tirrell, Graham Bothwell 2011-7-25 LS- 33 Los Angeles On crest of ridge, approximately 0.5 mile east of Windy Gap. 2434 Comment
  UCR189251  Eriogonum davidsonii R. G. Swinney 1998-5-16 6077 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA393481  Eriogonum deflexum var. baratum Anstruther Davidson 1897-10 s.n. Los Angeles Little Rock Creek. Comment
  RSA766449  Eriogonum elongatum Joseph A. Ewan 1927-9-20 1514 Los Angeles Near ridge Higgins Canyon, Santa Monica Mts. 305 Comment
  OBI44791  Eriogonum fasciculatum David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20050 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA0051560  Eriogonum fasciculatum Harold L. Pirie 1963-7-4 s.n. Los Angeles Santa Monica Mts. Comment
  SBBG25544  Eriogonum fasciculatum var. fasciculatum D. Emery 1947-4-5 Los Angeles Griffith Park Comment
  RSA0116113  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2010-8-23 13570 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA623965  Eriogonum fasciculatum var. foliolosum K. Scott 1921-5-5 s.n. Los Angeles College Hill, [Occidental College ?] Comment
  RSA657963  Eriogonum fasciculatum var. foliolosum S. Campbell 1980-6-4 41 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  RSA670922  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-1-19 30940 Los Angeles End of sidewalk along Eagle Rock View Drive, south facing slope, south face of the Eagle Rock. 293 Comment
  CAS-BOT-BC253265  Eriogonum fasciculatum var. foliolosum H. E. McMinn 1924-6-20 1234 Los Angeles Turnbull Canyon near Whittier Comment
  CAS-BOT-BC250121  Eriogonum fasciculatum var. polifolium Le Roy Abrams; E. A. McGregor 1908-6-24 420 Los Angeles Willow Springs, Mohave [Mojave] Desert Comment
  POM123085  Eriogonum fasciculatum var. polifolium Marcus E. Jones 1900-7-10 s.n. Los Angeles Vincent. Comment
  RSA0065151  Eriogonum fasciculatum var. polifolium R. G. Swinney 2009-11-18 11657 Los Angeles Summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon. 1280 Comment
  RSA766110  Eriogonum fasciculatum var. polifolium Joseph A. Ewan 1934-8-3 8431 Los Angeles Table Mt. trail to Swartout Valley floor. San Gabriel Mts. 2195 Comment
  UCR258783  Eriogonum fasciculatum var. polifolium R. G. Swinney 2010-5-25 12970 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
  RSA20487  Eriogonum giganteum var. formosum P. A. Munz 1923-4-10 6754 Los Angeles San Clemente Island, middle of island Comment
  SD153087  Eriogonum giganteum var. formosum Steven A. Junak 1996-9-28 SCI 674 Los Angeles W side of the Island, in Box Canyon, ca. 0.5 miles downstream from Triangulation Point Snapper 323 Comment
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Dec 10 2014
  SD112038  Eriogonum giganteum var. giganteum Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Mid-Avalon Canyon-Hour Trail Comment
  RSA393229  Eriogonum gracile var. gracile Sam Tyson 1943-9-1 ** Los Angeles Browns Flat, San Dimas Canyon. 1250 Comment
  CAS-BOT-BC252237  Eriogonum grande var. grande Reid Moran 1958-9-16 6846 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 100 Comment
  POM209907  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek. 1081 Comment
  CAS-BOT-BC261222  Eriogonum hirtiflorum Joseph Andorfer Ewan; A. Nesta Dunn 1933-7-23 7830 Los Angeles Trail from Barley Flats to Tujunga Creek, San Gabriel Mts. 1371 Comment
  RSA0084864  Eriogonum kennedyi var. alpigenum R. G. Swinney 2010-9-21 13870 Los Angeles C. 200 meters east of Mt. Hawkins, jct. of Pacific Crest Trail and side trail to Mt. Hawkins on north end of Copter Ridge. 2671 Comment
  CAS-BOT-BC267401  Eriogonum microthecum Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek by the abandoned pumphouse and dam 1950 Comment
  RSA0091158  Eriogonum molestum R. G. Swinney 2011-10-10 15735 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UCR282033  Eriogonum nidularium R. G. Swinney 2014-5-1 16335 Los Angeles San Gabriel Mountains, north Valyermo area, 2.15 air miles south of Hwy. 138, Valyermo Rd. 1.1 miles north of Pallett Creek Rd., c. 200 m south of California Aqueduct 1098 Comment
  UCR190784  Eriogonum nudum R. G. Swinney 1999-7-5 7539 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
  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
  UCR256601  Eriogonum parishii Anuja Parikh, Nathan Gale 2011-7-5 3533 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 3.5 km west of Shortcut Station, 1.1 km north of State Hwy 2, Angeles Crest Hwy 1683 Comment
  UC1375284  Eriogonum parishii Robert F. Thorne 1971-8-25 41329 Los Angeles near Pine Hollow Picnic Area (along Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 2255 Comment
  POM211794  Eriogonum parvifolium var. parvifolium Louis C. Wheeler 1933-9-2 2093 Los Angeles Santa Monica. 5 Comment
  POM187758  Eriogonum plumatella Thos. Craig 1932-10-9 2027 Los Angeles Hills 3 mi south of Vincent; border of San Gabriel Mts. 1220 Comment
  UCR205224  Eriogonum pusillum R. G. Swinney 2008-5-2 8724 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  POM2307  Eriogonum thurberi Unspecified 1909-1 s.n. Los Angeles Claremont. Comment
  SBBG65487  Eriogonum trichopes R. Hoffmann 1928-7-7 Los Angeles Palmdale Comment
  RSA329727  Eriogonum umbellatum subsp. minus Gary D. Wallace 1975-7-12 1442 Los Angeles Along Angeles Crest Highway, San Gabriel Mountains. 2305 Comment
  RSA233721  Eriogonum umbellatum var. minus Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42253 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  UCR209874  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-16 9241 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  RSA594579  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1966-10-6 8959 Los Angeles San Gabriel Mountains. South slope Mt. Williamson 2485 Comment
  POM357945  Eriophyllum confertiflorum B. C. Templeton 1929-12-10 1443 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  UC1871278  Eriophyllum confertiflorum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3995 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
  JEPS32961  Eriophyllum confertiflorum var. confertiflorum E. R. Blakley 1958-5-9 2274 Los Angeles hills 2 mi e Gorman 1097 Comment
  POM54696  Eriophyllum confertiflorum var. confertiflorum C. F. Baker 1903-8-4 15689 Los Angeles San Antonio Canyon near Claremont Comment
  RSA482518  Eriophyllum confertiflorum var. confertiflorum Richard Noyes, L. Arnseth 1988-4-30 502 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
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Sep 17 2014
  CAS-BOT-BC308356  Eriophyllum nevinii Reid Moran 1941-4-27 833 Los Angeles Near east landing, Santa Barbara Island 10 Comment
  POM19158  Eriophyllum nevinii P. A. Munz 1923-4-10 6756 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA92389  Eriophyllum nevinii F. W. Peirson 1923-4-10 3477 Los Angeles North slopes or on sea bluffs, San Clemente Island Comment
  RSA747149  Eriophyllum wallacei R. G. Swinney 2008-5-8 8818 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA660081  Eriophyllum wallacei Orlando Mistretta 1992-5-25 412 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  UCR182671  Erodium brachycarpum R. G. Swinney 1998-4-13 5956 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA0036303  Erodium cicutarium LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6973 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
  UC1871172  Erodium cicutarium T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4834 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA0048584  Erodium cicutarium P. R. Brown 1970-4-27 31 Los Angeles Woodland Hills Nature Center, Canon de Lana. Comment
  UCD103235  Erodium cicutarium Louis C. Wheeler 1967-5-15 9605 Los Angeles San Gabriel Mountains: Whitney Canyon near Newhall. 487 Comment
  UCSB9869  Erodium cicutarium Haller, John 1950-3-30 Los Angeles UCLS; base o faculty hill; near Sunset Blvd Comment
  RSA670983  Erodium moschatum Joseph M. Keefe 2001-1-19 30894 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  SFV21138  Erodium moschatum J. M. Keefe 2001-1-24 31019 Los Angeles San Rafael Hills Pasadena. East side of Arroyo Seco, 2 m west of curb, across street from 1590 Arroyo Blvd at Howard Street. 250 Comment
  POM12313  Erodium moschatum F. L. Robinson 1921-5-9 77 Los Angeles Claremont. Comment
  RSA512060  Erodium moschatum Louis C. Wheeler 1967-5-13 9505 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  RSA592195  Erodium moschatum Louis C. Wheeler 1967-4-9 9182 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  UC455741  Erysimum capitatum I. J. Condit 1907-1-3 Los Angeles Mt. Lowe Pasadena Comment
  HSC6765  Erysimum capitatum var. capitatum C. S. Apperson 1967-6-20 Los Angeles 2 mi. E of Sierra Pelona Lookout on Big Oak Tree Trail Comment
  CAS-BOT-BC55204  Erysimum suffrutescens A. J. McClatchie 1897-3-15 s.n. Los Angeles Redondo. Comment
  UCR190611  Eschscholzia caespitosa R. G. Swinney 2000-6-25 7795 Los Angeles San Gabriel Mtns., lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  IRVC29574  Eschscholzia californica A. C. Sanders 2003-4-29 26188 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  RSA188115  Eschscholzia californica Robert F. Thorne, Percy C. Everett 1965-6-22 34846 Los Angeles Santa Catalina Island: Renton Mine area. 244 Comment
  CAS-BOT-BC403182  Eschscholzia californica Le Roy Abrams No date on label 1357 Los Angeles San Fernando Mts. near Chatsworth Park 548 Comment
  JEPS51799  Eschscholzia californica Frank W. Peirson 1919-2-12 319 Los Angeles Arroyo Seco San Gabriel Mts. 457 Comment
  RSA656387  Eschscholzia californica J. Keeling 1980-5-11 12 Los Angeles Verdugo Mountains: Southeast side of house 3846 Fourth Avenue, La Crescenta. 473 Comment
  RSA718269  Eschscholzia minutiflora R. G. Swinney 1998-4-14 5993 Los Angeles Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  SBBG19150  Eschscholzia ramosa M. A. Piehl 1963-12-8 631111 Los Angeles flats behind shore between Whale Pt and Northwest Harbor 3 Comment
  UCR126554  Eucalyptus camaldulensis Mark A. Elvin, Kim Marsden 2003-8-8 2979 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River, c. 100 m east of the Ventura Co. line 290 Comment
  SD181448  Eucalyptus globulus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 408 Los Angeles Los Angeles Basin,Verdugo Mtns region, NW side,Verdugo Crestline Dr (fire rd) just N of 210 Fwy, enter on W side at Topely Lane off of Newholme Ave in city of Sunland; Sunland [quad]. Cleared area just N of fire rd cleared for safety (close to homes). 427 Comment
  SBBG11584  Eucrypta chrysanthemifolia P. H. Raven 1962-5-9 17695 Los Angeles just N of Gray 304 Comment
  RSA708693  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, Miriam Sidibeh 2003-3-26 1599 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  RSA0080980  Eulobus californicus R. G. Swinney 2010-4-28 12420 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
  IRVC28683  Euphorbia albomarginata A. C. Sanders, Mark Elvin 2002-6-18 25130 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  RSA436005  Euphorbia crenulata Arthur B. Shepard 1933-3-22 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  RSA9651  Euphorbia helioscopia L. C. Wheeler 1933-7-14 1936 Los Angeles Portrero Chico near Rio Hondo. 69 Comment
  UC1587649  Euphorbia peplus Tim Ross 1991-4-21 4563 Los Angeles head of Turnbull Canyon Whittier Hills (Puente Hills, pro parte) (Skyline Drive) 353 Comment
  UCR261539  Euphorbia peplus R. G. Swinney 2010-2-27 11701 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA0042603  Euphorbia peplus R. F. Thorne, J. Henrickson 1963-5-5 32274 Los Angeles Flat area near mouth of Cobal Canyon, few miles N of Claremont. Foothills of the San Gabriel Mts. 518 Comment
  RSA585026  Euphorbia peplus T. S. Ross 1991-11-15 s.n Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  UCD142481  Euphorbia rigida Louis C. Wheeler 1974-6-4 s.n. Los Angeles University of Southern California; Kerckhoff Estate, 734 W. Adams Blvd. Los Angeles. Comment
  SBBG12201  Extriplex californica P. H. Raven 1962-7-11 18010 Los Angeles Wilson Cove 60 Comment
  POM2378  Fagopyrum esculentum I. M. Johnston 1918-7-29 2109 Los Angeles La Verne, abundant at roadside 305 Comment
  UCSB72273  Festuca arundinacea Gross, LeRoy; Denslow, Michael 2003-6-4 Los Angeles Transverse Ranges; San Gabriel Mountains region: Islip Saddle parking lot, off Angeles Crest Highway and intersection with Highway 39. (Crystal Lake 7.5 Quad.: T3N R9W S8, SW1/4) 2012 Comment
  LA200948  Festuca microstachys Peter H. Raven; David S. Verity 1960-5-7 15322 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  SBBG56676  Festuca microstachys R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  CATA1736  Festuca myuros Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-13 3119 Los Angeles Santa Catalina Island: Near road above Empire Landing 137 Comment
  LA103555  Festuca myuros Barry A. Prigge; 1986-3-29 7159 Los Angeles San Gabriel Mountains, E of Red Rover Mine Road X Antelope Valley Freeway on Escondito Canyon Road 914 Comment
  UCR220379  Festuca myuros R. G. Swinney 2009-4-16 10359 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
  UCR255773  Festuca myuros R. G. Swinney 2010-5-4 12493 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR191690  Festuca octoflora A. C. Sanders 2008-4-23 35076 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  UCR120621  Filago californica Steve Boyd, T. S. Ross 1988-4-28 2241 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA590430  Filago gallica Timothy S. Ross 1993-4-21 6836 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972ft) and Cactus Peak (1560ft); 500-1200 ft. NNE to NE of 'Quartz' (1252ft) 396 Comment
  RSA0023299  Filago gallica R. F. Thorne 1980-4-25 54131 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  RSA131335  Foeniculum vulgare P. H. Raven, Henry J. Thompson 1959-9-19 13716 Los Angeles Along U. S. Highway 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  JEPS42932  Forestiera pubescens Frank W. Peirson 1919-6-13 483 Los Angeles Rock Creek; San Gabriel Mountains 1295 Comment
  CAS-BOT-BC384177  Forestiera pubescens subsp. parvifolia Le Roy Abrams; E. A. McGregor 1908-7-2 566 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1371 Comment
  CAS-BOT-BC52567  Frangula californica subsp. californica Peter H. Raven 1959-5-3 14105 Los Angeles 1.8 miles south of Mulholland Drive, Franklin Canyon 243 Comment
  UC455457  Frankenia salina I. J. Condit 1908-6-27 Los Angeles Catalina Island Comment
  RSA529164  Frasera neglecta Tim S. Ross 1991-7-24 5650 Los Angeles Granite Mountain. 1942 Comment
  SFV6005  Fraxinus dipetala S. Cutler 1972-4-7 s. n. Los Angeles San Gabriel Mountains Tributary of Sand Canyon. 945 Comment
  UCR256582  Fraxinus latifolia Anuja Parikh, Nathan Gale 2011-7-10 3551 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 1.1 km west of State Hwy 39 (San Gabriel Canyon Rd.) 502 Comment
  RSA426871  Fremontodendron californicum J. Aug. Kusche 1922-05 s.n. Los Angeles Mojave Desert Comment
  RSA230239  Fremontodendron californicum subsp. californicum Robert F. Thorne 1969-7-2 38344 Los Angeles San Gabriel Mountains, Angeles National Forest: slope above Vincent Gap on Angeles Crest Highway 2012 Comment
  RSA367720  Fritillaria biflora E. Crow 1929-4-14 327 Los Angeles Hills E of Glendora. Comment
  RSA247301  Fritillaria biflora Gary D. Wallace, D. H. Wilken 1966-3-18 148 Los Angeles Highway 23, S of Lake Elanor, Santa Monica Mountains. 305 Comment
  RSA659116  Fritillaria biflora LeRoy Gross 2001-3-25 361 Los Angeles Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp., You can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland ( This last information came from Valerie Sozas collection number 901 as it is in the same area) Near 34 deg 15 12.2N 118 deg 19 16.8W. 488 Comment
  SBBG17155  Fritillaria pinetorum M. Vincent 1962-5-7 238 Los Angeles Big Pine Camp area, on Santa Monica Girl Scout Camp Comment
  RSA506196  Galium andrewsii subsp. intermedium Louis C. Wheeler 1967-5-9 9403 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  SEINET8044064 Image available Galium angustifolium R. G. Swinney 2010-1 13456 Los Angeles San Gabriel Mountains: Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the campe and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  RSA225713  Galium angustifolium subsp. angustifolium Robert F. Thorne, Arthur C. Gibson 1971-5-22 39736 -a Los Angeles Fish Canyon. San Gabriel Mtns, Angeles National Forest. 305 Comment
  RSA615923  Galium angustifolium subsp. angustifolium Scott D. White, Brian Leatherman 1997-1-14 6043 Los Angeles Santa Clara River Watershed. Upper Oak Springs Canyon above existing gravel quarry. 579 Comment
  RSA569916  Galium aparine Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4827 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  SBBG20736  Galium aparine E. R. Blakley 1963-12-7 6334 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  JEPS24308  Galium aparine Peter H. Raven 1959-5-3 14063 Los Angeles Mulholland Drive near Beverley Glen Boulevard; Santa Monica Mountains 381 Comment
  CAS-BOT-BC217466  Galium catalinense Reid Moran 1941-2-23 606 Los Angeles South of Johnson's Valley, Santa Catalina Island 200 Comment
  SEINET4093009  Galium catalinense R. Moran 1941-1 700 Los Angeles Ridge, north of Middle Ranch, Santa Catalina Island. 250 Comment
  JEPS27192  Galium catalinense subsp. acrispum Reid Moran 1958-9-15 6822 Los Angeles canyon 1.8 mi se Eel Point; San Clemente Island 100 Comment
  UC557738  Galium catalinense subsp. acrispum Nell Murbarger March, 1936 70 Los Angeles e coast of island San Clemente Island Comment
  SBBG119353  Galium grande V. Soza with M. Acosta 2001-6-20 1297 Los Angeles Van Tassel Ridge, S side of Van Tassel Ridge Rd (FS Rd 1N36A), ca. 0.2 mi E of jct with Van Tassel Truck Trail (FS Rd 1N36), E side of Mt Bliss (Azusa: 34 11'09.6"N, 117 56'46.6"W; T1N R10W S8, N/2, SE/4) 1037 Comment
  UC2030076  Galium grande V. Soza, Monica Acosta 2001-6-20 1297 Los Angeles Transverse Ranges, San Gabriel Mountains region: Van Tassel Ridge, south side of Van Tassel Ridge road (FS Road 1N36A), 0.2 mile east of function with Van Tassel Truck Trail (FS Road 1N36), east side of Mt. Bliss. Comment
  RSA682408  Galium grande Valerie L. Soza, Bill Hogshead 2003-5-6 1649 -b Los Angeles Chantry Flat Road (2N41) just below Chantry Flat heliport. 732 Comment
  UCR190358  Galium hallii R. G. Swinney 2001-6-16 7968 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
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May 8 2012
  UC1409134  Galium jepsonii R. F. Thorne and L. E. DeBuhr 1972-8-18 42236 Los Angeles along Angeles Crest Hwy c. 1/2 mi e Three Points and Camp Valcrest; San Gabriel Mts., Angeles National Forest 1828 Comment
  RSA547465  Galium johnstonii Tim S. Ross, Orlando Mistretta 1992-7-24 6745 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  UCR85813  Galium johnstonii T. S. Ross, Steve Boyd 1991-7-24 5659 A Los Angeles San Gabriel Mtns, Granite Mountain 1951 Comment
  SD80115  Galium parisiense C. W. Tilforth 1969-6-6 210 Los Angeles Rancho Santa Ana Bot. Gard., Claremont. Comment
  UCR240240  Galium porrigens Dan S. Cooper 2012-4-14 412- 23 Los Angeles Western Transverse Range; Hollywood Hills, 1-mile Tree, off Western Canyon Rd., Griffith Park 270 Comment
  RSA582771  Garrya flavescens Tim S. Ross, Steve D. Boyd 1993-5-23 7245 Los Angeles Lower, easterly ridge of Red Mtn, on northerly to northeasterly slope 500-570 m SE of the saddle between Ruby and Clearwater Canyons., [Range:] 34 deg 35' 23-25''N 118 deg 29' 13''W 966 Comment
  CATA1843  Gastridium phleoides Denise Kraus, Patricia Moore 2000-5-8 25 Los Angeles Santa Catalina Island: (Goat Harbor burn area) North-facing slope off first westward trending ridge past large obvious rock outcrop. Several plants in general vicinity of Ironwood grove #81/ GHB Transect 24 304 Comment
  UC729463  Gastridium ventricosum Carl B. Wolf 1932-5-10 3523 Los Angeles along Equestrian Trail Santa Catalina Island (back of Avalon) 259 Comment
  RSA772203  Gayophytum R. G. Swinney 2009-5-27 10876 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  UCR191521  Gayophytum R. G. Swinney 1998-7-8 6302 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 1 2012
  UCR271140  Gayophytum diffusum subsp. diffusum R. G. Swinney 2011-6-14 15110 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR225151  Gazania longiscapa Steve Boyd 2006-5-11 11661 Los Angeles Transverse Ranges; San Gabriel Mountains region, Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  SD69643  Genista linifolia Robert F. Thorne 1966-4-28 36240 Los Angeles Santa Catalina Island; Wrigley Drive near Avalon 91 Comment
  RSA608896  Geranium carolinianum Louis C. Wheeler 1931-5-1 s.n. Los Angeles Claremont: 1/4 mile NE Webb School. Comment
  RSA0099419  Gilia R. G. Swinney 2011-8-5 15602 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
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Dec 7 2018
  RSA777526  Gilia R. G. Swinney 2009-5-20 10838 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
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Dec 7 2018
  RSA585364  Gilia aliquanta subsp. aliquanta T. S. Ross 1991-4-27 4707 -b Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA763649  Gilia angelensis Doris Bowers 1957-3-23 826 Los Angeles Rocky Point, LaVerne 335 Comment
  RSA469717  Gilia austrooccidentalis T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  RSA600714  Gilia brecciarum subsp. brecciarum L. C. Wheeler 1955-4-16 7127 Los Angeles San Gabriel Mountains: Pinyon Flat. Comment
  RSA621043  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11830 Los Angeles Antelope Valley: 170th St. East. Comment
  RSA746893  Gilia capitata R. G. Swinney 2005-4-9 8209 Los Angeles San Dimas, Sycamore Canyon 396 Comment
  RSA590551  Gilia capitata subsp. abrotanifolia T. S. Ross, Walter Appleby 1993-5-19 7166 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  SD48430  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-23 17582 Los Angeles Leona Valley at junction of Bouquet Reservoir and Palmdale roads. Comment
  RSA469412  Gilia latiflora subsp. davyi Freda Detmers 1931-5-17 s.n. Los Angeles Mojave Desert. Comment
  CAS-BOT-BC226403  Gilia latiflora subsp. latiflora Wesley O. Griesel 1962-4-14 s.n. Los Angeles Little Rock Dam, Mojave Desert 975 Comment
  JEPS69617  Gilia latiflora subsp. latiflora Thomas Craig 1928-4-28 1043 Los Angeles Big Rock Creek road to Los Angeles County Playground (San Gabriel Mts.); San Gabriel Mts. Comment
  RSA469369  Gilia latiflora subsp. latiflora Francis M. Ball, Cameron Blake, Jane Turner 1962-6-2 SK&F- 967 Los Angeles Big Pines Highway midway between Pearblossom and Valyermo 1037 Comment
  SD214607  Gilia latiflora subsp. latiflora Alva Grant 1955-4-7 9550 Los Angeles Mohave Desert between Palmdale and Lancaster Comment
  UCR119283  Gilia leptantha subsp. transversa A. C. Sanders, D. Malueg 1998-6-22 22043 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA469464  Gilia minor George R. Johnston 1930-3-30 s.n. Los Angeles Lancaster. Comment
  RSA611344  Gilia minor Steve Boyd 1998-4-1 10138 Los Angeles Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  POM158307  Gilia nevinii M. B. Dunkle 1928-4-29 1901 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  SBBG89764  Gilia nevinii M. B. Dunkle 1939-4-6 7320 Los Angeles Mosquito Ridge Comment
  SD86314  Gilia nevinii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3251 Los Angeles San Clemente Island. In impact area 1 mile northwest of Observation Post above Pyramid Cove. 274 Comment
  CAS-BOT-BC402005  Gilia ochroleuca subsp. bizonata Frank W. Peirson 1919-5-10 268 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mts. 914 Comment
  UC880125  Gilia ochroleuca subsp. bizonata L. R. Abrams 1927-4-30 11731 Los Angeles head of Antelope Valley Comment
  CAS-BOT-BC402062  Gilia ochroleuca subsp. vivida Geo. B. Grant 1902-6-1 506 Los Angeles Mt Wilson Comment
  SBBG118581  Gilia sinuata L. Gross, O. Mistretta, V. Soza 2003-5-13 872 a Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  CDA22265  Gilia tricolor subsp. tricolor Garrettson 1915-1 s.n.-A Los Angeles Montebello Hills District. 0 Comment
  RSA603907  Githopsis diffusa subsp. diffusa L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  SBBG108955  Glebionis coronaria S. A. Junak 1997-5-20 SCl 878 Los Angeles Wilson Cove, in Public Works Storage Yard, behind gymnasium building 60 Comment
  UC905041  Glebionis coronaria John Thomas Howell 1948-7-2 24767 Los Angeles Redondo Beach Comment
  UC1584733  Glebionis coronaria Tim Ross and Annette Ross 1991-6-3 5511 Los Angeles near th s base of Elephant Hill (w Pomona) 256 Comment
  UCR95583  Glycyrrhiza lepidota Steve Boyd, M. Wall 1996-5-16 8782 Los Angeles Liebre Mtns., confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain 585 Comment
  RSA350819  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  UCR205884  Gnaphalium californicum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37091 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA657347  Gnaphalium californicum S. Campbell 1980-6-4 40 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  UCR206138  Gnaphalium luteoalbum R. G. Swinney 2008-5-30 8915 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  RSA598269  Gnaphalium microcephalum R. G. Swinney 1989-8-6 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton debris basin, in a disturbed area. 365 Comment
  POM358861  Gnaphalium microcephalum Louis Greata 1900-9-16 s.n. Los Angeles Los Angeles. Comment
  HSC99671  Grayia spinosa C. E. Fellows 1965-4-19 16 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  CAS-BOT-BC305270  Grindelia hirsutula John Thomas Howell 1931-5-29 6562 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  RSA9687  Guillenia lasiophylla L. C. Wheeler 1932-4-1 546 Los Angeles San Jose Hills at Pomona. 305 Comment
  OBI62224  Gutierrezia californica P. A. Holden 1968-9-15 553 =630 Los Angeles SE of Rosamond in the Antelope Valley Comment
  RSA661180  Gutierrezia californica LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 401 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  JEPS18984  Gutierrezia sarothrae Frank W. Peirson 1918-10-16 277 Los Angeles entrance to canyon Pacoima Canyon; San Gabriel Mountains, Pacoima Canyon 457 Comment
  SEINET11849058  Gutierrezia sarothrae C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  RSA724632  Haplopappus venetus K. Dobry 1992-9-7 D- 314 Los Angeles Las Virgenes and Mulholland Hwy. Santa Monica Mts at Soka University Comment
  RSA187721  Harpagonella palmeri R. F. Thorne 1966-4-7 35949 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  RSA628698  Harpagonella palmeri L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  SBBG128205  Hazardia cana M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2199 Los Angeles Horse Beach Cyn, ca. 2.5 mi N of China Point 183 Comment
  POM359475  Hazardia squarrosa var. grindelioides F. R. Fosberg 1931-11-29 7079 Los Angeles La Crescenta Comment
  RSA228957  Helenium bigelovii R. F. Thorne 1971-8-25 41309 Los Angeles San Gabriel Mountains, Angeles National Forest: At Windy Spring on N slope of Mt. Islip. 2256 Comment
  SBBG65782  Helenium puberulum R. Hoffmann 1928-7-9 Los Angeles Bouquet Cyn Comment
  LA35979  Helianthemum scoparium Peter H. Raven; David S. Verity 1960-5-7 15321 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  RSA670434  Helianthemum scoparium var. vulgare I. W. Clokey, B. C. Templeton 1929-05 4490 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  CHSC99846  Helianthus annuus LeRoy Gross 2001-4-1 377 Los Angeles Los Angeles Basin: Verudgo Mountains region: Northwest side. Low hill between La Tuna Canyon Road and Sunland Blvd. enter at dead end street at corner of Tuxford St. and Ledge Ave just north of La Tuna Canyon Road in city of Sun Valley, just west of the mouth of McDonald Creek. 304 Comment
  JEPS64628  Helianthus annuus Ernest C. Twisselmann 1970-9-8 17476 Los Angeles Avenue A at 5oth Street West; Mojave Desert, Antelope Valley 731 Comment
  SD30840  Helianthus annuus Edith A. Purer 1935-3-23 6061 Los Angeles Pasadena Comment
  LA200225  Helianthus gracilentus Jonathan Sauer; Frank Almeda 1975-9-18 5742 Los Angeles Santa Monica Mountains, Arroyo Sequit, Sequit Basin, W Santa Monica Mountains Comment
  LA88403  Helianthus gracilentus O. H. Kappler; 1941-6-15 307 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR154438  Helianthus gracilentus A. C. Sanders, T. B. Salvato 2005-5-24 30253 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  RSA0008274  Helianthus nuttallii subsp. parishii J. M. Porter 2006-11-5 12260 .1 Los Angeles Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon. 1000 Comment
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Jun 26 2019
  UCR95335  Heliotropium curassavicum var. oculatum L. C. Wheeler 1946-8-28 6289 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  SBBG112827  Helminthotheca echioides S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-7-16 SCa 753 Los Angeles Little Harbor Cmpgrd 6 Comment
  SEINET4008651 Image available Hemizonia clementina M. B. Dunkle 1939-1 7277 Los Angeles Dry hillside, Pyramid Cove, San Clemente Island. Comment
  RSA748890  Hemizonia fasciculata A. C. Sanders, T. B. Salvato 2009-5-18 36806 Los Angeles Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 107 Comment
  PASA2302  Hemizonia kelloggii Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA649821  Hemizonia ramosissima Matt Brooks 1988-5-12 62 Los Angeles Whittier, Turnbull Canyon Rd. 0.5 miles east of its intersection with Beverly Blvd. Comment
  RSA726015  Herniaria hirsuta subsp. cinerea A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26147 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UC1587704  Herniaria hirsuta subsp. cinerea Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5093 Los Angeles coastal flats wnw new landing field (North Head, San Clemente Island); San Clemente Island, North Head 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
  UCD111477  Hesperocnide tenella Louis C. Wheeler 1973-4-9 s.n. Los Angeles San Gabriel Mountains. Lower Millard Canyon, just S of culvert. Comment
  LA105090  Heteromeles arbutifolia Barry A. Prigge; 1988-7-3 8235 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  RSA451287  Heteromeles arbutifolia Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  SBBG32239  Heteromeles arbutifolia R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -318 Los Angeles below Zane Grey Manor, NW side of Avalon Comment
  SBBG45261  Heteromeles arbutifolia D. Propst 1962-11-22 Los Angeles head of Vieudelou Street, Avalon Comment
  UC557695  Heteromeles arbutifolia Nell Murbarger Apr 1936 120 Los Angeles San Clemente Island Comment
  UCR212809  Heteromeles arbutifolia Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1820 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 401 Comment
  UCR68920  Heteromeles arbutifolia Steve Boyd, L. Arnseth, T. S. Ross 1990-4-7 4231 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SD85180  Heteromeles arbutifolia var. macrocarpa E. R. Blakley 1963-12-8 6386 Los Angeles San Clemente Island, Canyon bottom above Mosquite Cove, between Triangulation points Malo and Chenity 305 Comment
  RSA0074539  Heterotheca fastigiata Ellen Mackey, Blake Whittington 2006-10-26 1850 Los Angeles San Gabriel River Watershed; on sandbar next to river. 451 Comment
  CAS-BOT-BC318852  Heterotheca grandiflora Carl B. Wolf 1932-5-10 3507 Los Angeles Avalon Canyon above the last almond orchard, Santa Catalina Island 121 Comment
  CAS-BOT-BC318864  Heterotheca grandiflora H. E. McMinn 1924-7-25 1331 Los Angeles Catalina Island Comment
  RSA0068235  Heterotheca grandiflora R. G. Swinney 2010-3-22 12084 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  SBBG95456  Heterotheca grandiflora M. B. Dunkle 1928-10-7 2014 Los Angeles Descanso Cyn Comment
  HSC5317  Heterotheca sessiliflora subsp. echioides W. H. Kinch 1954-9-30 19 Los Angeles N of Claremont on the road to Mt. San Antonio 610 Comment
  CAS-BOT-BC317325  Heuchera elegans G. B. Grant 1900-4-22 s.n. Los Angeles Mt. Wilson, near Matin's Camp [?] 1676 Comment
  CAS-BOT-BC207502  Hoffmannseggia glauca R. E. Jr. Riefner 2006-7-8 06 -295 Los Angeles Southern Coast: Long Beach, Studebaker Rd. at 22 Freeway 6 Comment
  RSA725854  Hoffmannseggia glauca R. E. Riefner 2006-7-8 06 -295 Los Angeles Southern Coast: Long Beach, Studebaker Rd. at 22 Freeway11S -0397935E, 3737465N 6 Comment
  LA33817  Hoita macrostachya Peter H. Raven; 1959-10-25 14691 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  POM2578  Hoita macrostachya A. J. Cook 1900-6-12 31 Los Angeles Claremont Comment
  UC56633 Image available Hoita macrostachya Ernest Braunton Sept. 1902 668 Los Angeles L.A. River Comment
  UCR277021  Holodiscus discolor var. microphyllus R. G. Swinney 2010-9-23 13889 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  POM1838  Holodiscus microphyllus I. M. Johnston 1917-7-28 1570 Los Angeles San Antonio Mountains. N Fork San Antonio Canyon (Old Gold Ridge Mine) 2439 Comment
  UCR99424  Holodiscus microphyllus R. G. Swinney 1995-8-28 4472 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  RSA773305  Hordeum brachyantherum R. G. Swinney 2009-6-3 11051 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR157441  Hordeum depressum A. C. Sanders, E. J. Lott 1993-5-6 13959 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  UCR232370  Hordeum depressum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8028 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  POM244859  Hordeum intercedens F. R. Fosberg 1937-4-22 S 4666 Los Angeles Santa Catalina Island. Eagles Nest, Middle Ranch Canyon. Comment
  UCR258901  Hordeum murinum R. G. Swinney 2010-4-30 12460 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  CAS-BOT-BC289336  Hordeum murinum subsp. glaucum Carl Epling 1931-4-25 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  RSA611631  Hordeum murinum subsp. glaucum Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10113 Los Angeles Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon., Near 34? 27' 04.5''N 118? 27' 10.4'' W 609 Comment
  UC303969  Hulsea heterochroma Geo. B. Grant 1902-6-10 Los Angeles Marlins Camp Comment
  PASA2225  Hulsea vestita var. callicarpha Frank W. Peirson 1921-6-15 Los Angeles Trail from Pine Flats to Chilao, San Gabriel Mts. 1676 Comment
  CHSC98726  Hypochaeris glabra LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 242 Los Angeles Verdugo Mountains; off La Tuna Canyon road, on Santa Monica Mountains Conservancy land. On trail up out of canyon and going to the crest following a ridge running northwest from the crest, northwest side of ridge, red clay soil. 726 Comment
  RSA596809  Hypochaeris glabra Timothy S. Ross, J. Mark Porter 1995-5-4 8483 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA398412  Ipomoea cairica E. S. Spalding 1925-9-19 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  SD107847  Isocoma menziesii var. menziesii Larry DeBuhr, Gary Wallace 1972-9-4 724 Los Angeles San Clemente Island, West Cove at northwest end of island Comment
  POM246629  Isocoma menziesii var. sedoides F. R. Fosberg 1931-4-29 4707 Los Angeles Santa Catalina Island. Mouth of Cottonwood Canyon. 3 Comment
  JEPS19123  Isocoma menziesii var. vernonioides Frank W. Peirson 1921-11-11 2596 Los Angeles Saugus Comment
  CAS-BOT-BC112430  Isolepis cernua H. E. Hasse 1889-7-1 s.n. Los Angeles Moist place near Santa Monica Comment
  UC284985  Iva axillaris subsp. robustior P. A. Munz 1923-5-27 6886 Los Angeles mouth of Pallett Creek; San Gabriel Mts. Comment
  RSA279136  Jaumea carnosa R. F. Thorne 1974-9-13 45090 Los Angeles Santa Catalina Island: Inside Ballast Point, Catalina Harbor. 2 Comment
  POM361342  Jaumea carnosa F. R. Fosberg 1930-6-26 3047 Los Angeles Lower Ballona Creek 8 Comment
  RSA0062530  Juglans californica R. G. Swinney 2010-6-4 13054 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA672221  Juglans californica Joseph M. Keefe 2001-4-8 31202 Los Angeles San Rafael Mountains. South side of Upperton Place (south across street from 1366 Upperton Place) 0.5 mile west of intersection with Upperton Avenue; ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. 259 Comment
  UCSB51796  Juglans californica Bishop, Richard 1967-5-14 Los Angeles Bull Creek; 1 mi. east of intersection of Balboa and Rinaldi Streets; town of Granada Hills Comment
  SD90207  Juglans californica var. californica Benjamin C. Stone 1953-3-16 294 Los Angeles Brea Canyon Road, south of Pomona. 274 Comment
  RSA681336  Juglans hindsii LeRoy Gross, Valerie Soza 2003-5-15 916 Los Angeles Northwest side of 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 we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  SD237492  Juglans nigra A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37164 Los Angeles San Gabriel Valley; Whittier Narrows near South El Monte, north of San GabrielRiver channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines (El Monte 7.5'Q) 68 Comment
  RSA561586  Juglans regia Steve Boyd 1993-6-10 8185 Los Angeles Western San Gabriel Mountains, N of Sylmar and S of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along the Los Pinetos Fire Road (3N76) just upslope from water tank at Los Pinetos Spring. 915 Comment
  RSA736200  Juglans regia L. M. Prince, Lucinda McDade, Norm Ellstrand, Pace Lubinsky, Andreas Kaus 2008-8-18 511 Los Angeles Cal Poly. Pomona campus. N. of Parking Lot J. South facing slope. Natural area. Gentle slopes of ravine 250 Comment
  CAS-BOT-BC110038  Juncus acutus John Thomas Howell 1927-6-30 2623 Los Angeles 1 mile east of Long Beach. 15 Comment
  CAS-BOT-BC110040  Juncus acutus Le Roy Abrams 1901-5-28 1682 Los Angeles Ballona Harbor. Comment
  UCR193533  Juncus balticus R. G. Swinney 1999-6-18 7298 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1768 Comment
  SDSU11758  Juncus balticus subsp. ater D. F Howe 1947-5-5 426 Los Angeles Antelope Valley . Comment
  POM246810  Juncus bufonius F. R. Fosberg 1931-5-4 S- 4751 Los Angeles Middle Ranch Canyon, 2nd bridge below Eagle s Nest, Santa Catalina Island 140 Comment
  RSA639096  Juncus bufonius var. bufonius L. C. Wheeler 1967-5-15 9599 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  RSA633361  Juncus macrophyllus L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mountains: Devil s Canyon campground. Comment
  RSA747410  Juncus macrophyllus R. G. Swinney 2008-6-9 8961 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR149910  Juncus macrophyllus R. G. Swinney 1999-6-18 7336 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  POM1624  Juncus mexicanus Le Roy Abrams 1901-4-8 1445 Los Angeles Los Angeles River Comment
  RSA754145  Juncus rugulosus Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1837 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  CATA1358  Juncus xiphioides Mark L. Hoefs, Robert F. Thorne 1995-7-26 2470 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below Eagle's Nest Lodge 134 Comment
  RSA0011358  Juncus xiphioides Orlando Mistretta, Youssef Atallah 2011-8-12 6017 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  SEINET11738094  Juniperus californica J. F. Bright, Wyman, C. 1931-1 5205 Los Angeles near Los Angeles Comment
  CAS-BOT-BC234554  Justicia californica Geo. B. Grant No date on label 6703 Los Angeles Pasadena Comment
  CAS-BOT-BC235730  Keckiella cordifolia Tim Ross 1993-4-22 6914 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; along dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam 243 Comment
  CAS-BOT-BC235748  Keckiella cordifolia F. A. M. 1933-5-1 3005 Los Angeles Tuna Canyon, Verdugo Hills Comment
  CAS-BOT-BC235771  Keckiella cordifolia Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4426 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  POM158261  Keckiella cordifolia M. B. Dunkle 1928-5-28 1967 Los Angeles Avalon Canyon, Santa Catalina Island. 46 Comment
  NY790430  Keckiella ternata subsp. ternata T. S. Elias 1984-6-30 8498 Los Angeles Angeles National Forest; near Mt. Baldy Village; along trail to Sunset Peak 1371.6 Comment
  RSA400464  Keckiella ternata subsp. ternata Anstruther Davidson 1895-06 2145 Los Angeles Wilson Peak. Comment
  RSA0091194  Keckiella ternata var. septentrionalis Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  RSA216304  Kochia californica E. C. Twisselmann 1970-9-8 17499 Los Angeles Antelope Valley: Avenue C 0.6 mile east of Highway 14, wastelands on the west border of Rosamond Dry Lake. 747 Comment
  RSA594456  Lactuca serriola Steve Boyd, Lauren Raz 1996-9-24 8952 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
  UCR190051  Lactuca serriola R. G. Swinney 1998-8-1 6603 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  RSA226090  Lactuca serriola R. F. Thorne, C. W. Tilforth 1971-6-17 39914 Los Angeles Near small pond in canyon below Placerita Canyon road 2.6 mile below junction with Sand Canyon road; W end San Gabriel Mts. 549 Comment
  RSA723831  Lagerstroemia indica Thomas Poon, Sarah Primrose, Amy Tran, Veronica McClellan, Lyanne Dominguez 2007-9-15 s.n. Los Angeles Claremont. Scripps College campus west of the southern wing of the Edwards Humanities Building. East of the sidewalk between the Humanities building and Bowling Green. Comment
  UCR137729  Lagophylla ramosissima subsp. ramosissima L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns, Bluebird Truck Trail, near Big Dalton Canyon 732 Comment
  POM12342  Lamarckia aurea F. L. Robinson 1921-3-16 4 Los Angeles Claremont. 365 Comment
  UCR68937  Lamarckia aurea Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4246 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA82556  Lamium amplexicaule Louis C. Wheeler 1932-5-30 796 Los Angeles Thompson Creek Wash 2 mi. NE La Verne. 373 Comment
  CAS-BOT-BC338124  Lasthenia californica Alice Eastwood 1913-5-11 3127 Los Angeles San Fernando Wash Comment
  UCR178186  Lasthenia coronaria LeRoy Gross, Valerie Soza 2003-5-15 907 Los Angeles Transverse Ranges; Verdugo Mountains region, Northwest side of mtns, along ridgetop N of La Tuna Canyon Road and south of McDonald Creek, east of Elben Avenue and west of small canyon at the end of Elben Place 518 Comment
  UCR70758  Lasthenia glabrata subsp. coulteri I. M. Johnston 1917-4-11 s.n. Los Angeles Coastal Plains and Basins; Los Angeles Basin, Near Gardena, [Dominguez] Slough 12 Comment
  SBBG117048  Lasthenia gracilis S. A. Junak with K. Kirkland 2001-4-14 SCa 1457 Los Angeles upper portion of Middle Cyn, on S side of cyn, upslope from Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 347 Comment
  UC1348962  Lasthenia gracilis Robert F. Thorne 1966-4-6 35927 Los Angeles 1 mi w Empire Landing; Santa Catalina Island 76 Comment
  SEINET955803  Lathyrus laetiflorus Wesley O. Griesel 1959-1 Los Angeles Millard Canyon, San Gabriel Mts. 610 Comment
  UCR100068  Lathyrus vestitus R. G. Swinney 1969-4-25 355 Los Angeles San Gabriel Mtns., 200 yards south of Harrow Canyon debris basin in Glendora foothills 381 Comment
  RSA155648  Lathyrus vestitus subsp. alefeldii D. Meadows 1928-1-1 313 -a Los Angeles Catalina Island. Avalon. Comment
  RSA405697  Lathyrus vestitus subsp. laetiflorus H. M. Severance 1926-5-9 s.n. Los Angeles Little Sespe Canyon Comment
  UCR273418  Lathyrus vestitus subsp. vestitus R. G. Swinney 2011-3-18 14157 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA649606  Lathyrus vestitus var. vestitus Lori Ackerman, Gerald Braden 1988-4-22 7 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA239454  Lavatera assurgentiflora subsp. assurgentiflora Unspecified 1962-10-4 5395 Los Angeles Avalon terrace in Avalon, Santa Catalina Island. 30 Comment
  UC520362  Lavatera assurgentiflora subsp. assurgentiflora Louis C. Wheeler 1932-8-28 1307 Los Angeles Puddingstone Dam , Puddingstone Dam (San Jose Hills) 274 Comment
  SBBG12943  Lavatera assurgentiflora subsp. glabra E. R. Blakley 1962-10-4 5395 Los Angeles Avalon Terrace in Avalon 30 Comment
  UCR263075  Layia Mitch Provance 2008-4-14 10145 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA611841  Layia glandulosa Steve Boyd, Valerie Soza 1998-4-28 10171 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  SD254540  Layia glandulosa Steve Boyd, Gary D. Wallace 2011-4-14 12317 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UC1069718  Layia glandulosa H. S. Yates 1936-4-6 5403 Los Angeles near Neenach; Tejon Quad. Comment
  UC468914  Layia glandulosa Geo. B. Grant 1904-5-5 112 -6188 Los Angeles Sierra Madre Mts., Arroyo Seco Canyon Comment
  POM305146  Layia platyglossa Henry J. Ramsey, Henry J. Ramsey 1937-4-26 431 Los Angeles Pomona, Hillside; Drainage Area: Pacific slope. 305 Comment
  POM157982  Layia platyglossa subsp. campestris M. B. Dunkle 1928-3-17 1747 Los Angeles Santa Catalina Island, Johnson's Canyon 30 Comment
  RSA225707  Layia platyglossa subsp. campestris R. F. Thorne, A. C. Gibson 1971-5-22 39732 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 305 Comment
  RSA92257  Layia platyglossa subsp. campestris F. W. Peirson 1923-4-9 3430 Los Angeles San Clemente Island: Wilson's Cove Comment
  CAS-BOT-BC534952  Lemna minuta G. B. Grant 1900-2-24 2265 Los Angeles Arroyo Seco, Pasadena, California. Comment
  UC1349063  Lepechinia fragrans Robert F. Thorne 1966-4-29 36329 Los Angeles Santa Catalina Island, Echo Lake 411 Comment
  RSA750231  Lepidium didymum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37062 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SD90423  Lepidium lasiocarpum subsp. lasiocarpum Robert F. Thorne 1966-4-16 36039 Los Angeles San Clemente Island; sandy bank of old, raised beach, 2/3 mile southsoutheast of Eel Point and north of Seal Cove; southwest side of island. 29 Comment
  SDSU1155  Lepidium lasiocarpum var. lasiocarpum R. M. Beauchamp 1967-3-19 331 Los Angeles San Clemente Island. Comment
  NY76536  Lepidium latifolium T. S. Ross 1993-5-23 7213 Los Angeles Western Arcadia: slope on the north side of the Foothill Freeway (I-20) between Michillinda Avenue and its westbound off-ramp. Mt. Wilson 7.5 feet USGS quad 198.1 Comment
  UC10661  Lepidium nitidum Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA279069  Lepidium virginicum var. robinsonii R. F. Thorne, C. W. Tilforth 1971-4-9 41535 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek 381 Comment
  RSA0092465  Lepidospartum squamatum R. G. Swinney 2011-10-27 15921 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
  SFV16471  Lepidospartum squamatum P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Along the old Ridge Route between Castaic Lake and Highway 138. Comment
  UC527454  Lepidospartum squamatum C. B. Wolf 1931-7-30 2298 Los Angeles about 2 mi s of San Fernando; San Fernando Valley 274 Comment
  UC881520  Leptodactylon californicum Marcus E. Jones, A. M. 1882-5-2 3209 Los Angeles Pasadena Comment
  RSA631999  Leptosiphon aureus L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mountains: East fork Kentucky Springs Canyon 1280 Comment
  UCSB5165  Leptosiphon aureus subsp. aureus Wedberg, H. 1958-4-13 Los Angeles 1/2 mile east of 165th St. on power line road; near Pearlblossom Comment
  SBBG131618  Leptosiphon bicolor S. A. Junak 1999-4-24 SCa 874 Los Angeles E of Empire Landing Rd 182 Comment
  RSA250594  Leptosiphon breviculus R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41600 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA680127  Leptosiphon breviculus LeRoy Gross, Michael Denslow 2003-6-4 996 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2) 2439 Comment
  RSA469981  Leptosiphon breviculus B. C. Templeton 1932-6-19 4922 Los Angeles Big Pines Park, San Gabriel Mts. Comment
  UCSB32964  Leptosiphon breviculus Patterson, R.; Mason, R.; Trager, J. 1978-6-20 Los Angeles San Gabriel Mtns., Calif. Hwy. 2, ca. 4 mi. W of Bigpines 2300 Comment
  RSA73061  Leptosiphon ciliatus F. W. Peirson 1907-7-9 455 Los Angeles West Pine Flats at head of Tujunga Canyon. Comment
  RSA468563  Leptosiphon parviflorus L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA584338  Leptosiphon pygmaeus subsp. pygmaeus T. S. Ross, Darin L. Banks 1994-4-12 7468 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 518 Comment
  UCR124728  Lessingia filaginifolia B. C. Templeton 1932-8-25 5079 Los Angeles San Gabriel Mtns., Table Mountain near Big Pines Park, Angeles National Forest 2091 Comment
  UCR127370  Lessingia filaginifolia A. C. Sanders, M. S. Enright 2002-8-7 25562 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, low hills in central Potrero Canyon, just SE of main oil facility, south of road and north of powerlines 366 Comment
  CAS-BOT-BC339279  Lessingia glandulifera var. glandulifera Geo. B. Grant 1906-9-14 7183 Los Angeles Pasadena Comment
  CAS-BOT-BC339288  Lessingia glandulifera var. glandulifera Louis Wheeler 1931-9-1 48 Los Angeles 2 mi. N Claremont 411 Comment
  RSA336434  Lessingia glandulifera var. glandulifera R. F. Thorne, Dick Tilforth 1978-6-21 52327 Los Angeles San Gabriel Mountains: N of Bob's Gap Comment
  POM11333  Lewisia rediviva I. M. Johnston 1917-7-3 1412 Los Angeles San Antonio Mountains: Head of San Antonio Canyon [Los Angeles Co?] 2439 Comment
  POM295822  Leymus condensatus Lyman Benson 1933-11-12 5733 Los Angeles Beverly Glen, Beverly Hills, Pacific Ocean Watershed. 244 Comment
  UCD34116  Leymus condensatus Beecher Crampton 1976-9-21 9412 Los Angeles Los Angeles County, ca. 10 miles east of Saugus on state Hwy. 14, Agua Dulce Canyon area. Comment
  RSA468557  Linanthus androsaceus subsp. luteolus F. H. Terry 1901-1 1931 Los Angeles Santa Monica Range So. Calif. Comment
  JEPS58202  Linanthus aureus Frank W. Peirson 1920-4-26 2111 Los Angeles Santa Anita Wash San Gabriel Mountains 213 Comment
  SEINET8729330 Image available Linanthus aureus Herbert L. Mason 1926-1 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains. Comment
  SEINET2441267  Linanthus breviculus R. G. Swinney 2008-5-8 8800 Los Angeles San Gabriel Mtns.: West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. (Valyermo 7.5 Q'). 1264 Comment
  UC908628  Linanthus breviculus Herbert L. Mason 1934-3-30 8036 Los Angeles Rock Creek, Mohave Desert slope of San Gabriel Mountains San Gabriel Mountains Comment
  RSA468450  Linanthus californicus Mildred R. Solomen 1931-7-12 s.n. Los Angeles Mt. Wilson. Comment
  RSA522943  Linanthus californicus T. S. Ross, Orlando Mistretta 1990-10-24 3303 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  SD4008  Linanthus californicus Mary Capsmell Jun 1899 Los Angeles Pomona Comment
  UCD118514  Linanthus californicus James Dilley 1997-2-3 s.n. Los Angeles Porter Ranch Park in Chatsworth. On Browns Canyon Road north of Fwy 118. Comment
  RSA584900  Linanthus concinnus R. T. Hawke 1992-5-22 s.n. Los Angeles San Gabriel Mountains, Heath Canyon ridge. Comment
  RSA0077952  Linanthus dianthiflorus subsp. dianthiflorus Barry Priggs 1986-3-19 6933 Los Angeles Santa Monica Mountains: 0.3 mile west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  RSA727340  Linanthus parryae R. G. Swinney 1998-5-16 6057 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UCR186938  Linanthus parryae A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32073 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA400296  Linaria canadensis var. texana Reid V. Moran 1941-2-28 656 Los Angeles Santa Catalina Island, Johnson's Valley 100 Comment
  RSA0022055  Linum usitatissimum R. G. Swinney 2009-4-13 10324 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  UCR193680  Lithophragma R. G. Swinney, Dave Larson 1999-5-15 7141 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  SEINET6032174  Lithophragma affine E. Braunton 1904-1 912 Los Angeles Glendale to Burbank Comment
  UCR200040  Lithophragma affine subsp. mixtum Valerie Soza, B. Hogshead 2003-4-23 1643 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, ridgetop between Brand Canyon and Childs Canyon 595 Comment
  CHSC35330  Lithophragma heterophyllum James Henrickson 1973-5-12 4 Los Angeles Ca 6 (air) miles NE of La Canada, 3.1 (rd) miles N of N3, off Los Angeles Crest Hwy; in canyon along road, in granitic slopes of San Gabriel Mts. 1036 Comment
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Aug 22 2016
  RSA747757  Lithophragma heterophyllum Scott D. White, Justin M. Wood 2009-5-6 12665 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCD115904  Lobularia maritima Rudolf Schmid 1962-5-3 s.n. Los Angeles Along side road to Chantry Flats, Angeles National Forest. Comment
  RSA65596  Loeflingia squarrosa F. W. Peirson 1920-5-3 2123 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  RSA715783  Loeflingia squarrosa Scott D. White, Pam De Vries 2006-5-10 11421 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  CAS-BOT-BC342198  Logfia filaginoides Ernest Braunton 1903-3-1 854 Los Angeles Playa del Rey Comment
  UC1587752  Logfia filaginoides Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-19 5244 Los Angeles w fork Near-Death Canyon (beginning of drainage to Mosquito Cove. (drainage beginning 800 ft n of Rest [1136 ft] marker; 1800 ft se of Malo Knoll [1396 ft])); San Clemente Island, Near-Death Canyon 388 Comment
  RSA150701  Lolium perenne P. H. Raven 1962-5-8 17617 Los Angeles Wilson Cove, barracks area; San Clemente Island 91 Comment
  POM356943  Lolium perenne subsp. multiflorum Edwin Kline 1924-5-20 s.n. Los Angeles Los Angeles. Comment
  RSA452083  Lomatium dasycarpum C. Epling, Louis Wheeler 1933-6-4 1851 Los Angeles Near Summit, Ridge Route. 1524 Comment
  POM9068  Lomatium lucidum P. A. Munz, R. D. Harwood 1920-5-2 3887 Los Angeles San Dimas Canyon. 457 Comment
  UC1057257  Lomatium lucidum Mildred E. Mathias 1957-4-4 3158 Los Angeles 2.5 mi. s.w. Decker Fire Station (Decker Canyon Rd.) Comment
  SD108853  Lomatium mohavense James Henrickson 1973-5-12 3 Los Angeles 9 miles southwest of Little Rock, 0.2 miles south of Mt. Emma Road along Highway N3. 1189 Comment
  UC1595805  Lomatium mohavense Tim Ross 1992-4-4 6074 Los Angeles s.w. base to summit Adobe Mt. (s.w. Mojave Desert); , Adobe Mt. Quad, Adobe Mt. 926 Comment
  UCR149325  Lomatium mohavense R. G. Swinney 1998-4-14 5994 Los Angeles San Gabriel Mtns., Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  SBBG59738  Lomatium utriculatum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  RSA716548  Lomatium vaginatum Andrea Edwards, Pam De Vries 2006-5-15 112 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA161322  Lonicera hispidula var. vacillans P. H. Raven 1962-5-20 17773 Los Angeles Santa Catalina Island. Avalon canyon about 1 mile south of Avalon. Comment
  RSA100222  Lonicera interrupta F. W. Peirson 1919-6-14 4504 Los Angeles Rock Creek, north slopes of San Gabriel Mts. 1295 Comment
  UC28532  Lonicera interrupta J. H. Barber 1897-6-27 200 Los Angeles Aliso Canyon Comment
  POM4538  Lonicera subspicata var. denudata D. L. Crawford 1915-7-10 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  CAS-BOT-BC198545  Lotus Mrs. H. C. Cantelow 1935-3-22 658 Los Angeles Bet. Del Sur and Palmdale, Mojave Des. Comment
  RSA527741  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4309 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  RSA584617  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6182 Los Angeles San Clemente Island, central E side of island just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  RSA659758  Lotus argophyllus var. argenteus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 78 Los Angeles San Clemente Island. Comment
  POM294754  Lotus crassifolius var. crassifolius Lyman Benson 1945-6-5 11751 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  RSA406921  Lotus dendroideus var. dendroideus M. B. Dunkle 1928-11-25 2035 Los Angeles Hamilton Cove, Santa Catalina Island. Comment
  PASA1085  Lotus grandiflorus 1929-5-17 Los Angeles Ridge Route Comment
  RSA631069  Lotus grandiflorus var. grandiflorus L. C. Wheeler 1968-4-26 s.n. Los Angeles head of Rattlesnake Canyon at Santa Clara Divide Road 1409 Comment
  UC1215250  Lotus hamatus Peter H. Raven 1962-5-8 17591 Los Angeles slopes above Seal Cove; San Clemente Island 24 Comment
  RSA618784  Lotus humistratus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  UCR209943  Lotus nevadensis R. G. Swinney 2008-7-15 9208 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA498778  Lotus oblongifolius var. oblongifolius I. M. Johnston 1917-6-20 1907 Los Angeles Camp Baldy 1220 Comment
  RSA585469  Lotus procumbens var. procumbens T. S. Ross 1990-5-29 2667 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  UCR281390  Lotus salsuginosus R. G. Swinney 2014-5-27 16654 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
  UCR51976  Lotus salsuginosus Steve Boyd, T. S. Elias 1987-4-14 2066 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  POM82719  Lotus salsuginosus var. salsuginosus P. A. Munz 1925-4-23 9446 Los Angeles San Gabriel Canyon. 488 Comment
  RSA406805  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-4-10 S- 4556 Los Angeles Santa Catalina Island. Pacific Divide. 200 Comment
  POM2467  Lotus salsuginosus var. salsuginosus 1909-1 s.n. Los Angeles Claremont Comment
  UC450809  Lotus scoparius Fay A. MacFadden 1931-4-1 95 E Los Angeles Tuna Canyon Verdugo Hills Comment
  SEINET13711394  Lotus scoparius J. Adams, J. Adams (Botany) 1965-1 150 Los Angeles Claremont, N End Indian Hill Blvd, Thompson's Wash 1400 Ft 427 Comment
  RSA608500  Lotus scoparius var. scoparius L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek off West Fork San Gabriel River. 655 Comment
  UCR132300  Lotus scoparius var. scoparius John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  RSA592015  Lotus strigosus Mark Hoefs, Doug Propst 1973-4-6 134 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 305 Comment
  RSA724520  Lotus strigosus K. Dobry 1991-5-2 580 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  UC69630  Lotus strigosus Joseph Burtt Davy May 9 1896-May 24 1896 2500 Los Angeles Richardson Canyon Antelope Valley Comment
  RSA660413  Lotus strigosus Orlando Mistretta 1992-5-21 379 Los Angeles Right Star Mine, S of Acton. Comment
  RSA748348  Lotus strigosus var. strigosus Justin M. Wood 2009-6-1 788 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  POM2472  Lotus unifoliolatus L. R. Abrams 1901-07 1993 Los Angeles Wilsons Peak. 1768 Comment
  RSA406266  Lotus unifoliolatus M. Bisbee 1917-5-28 s.n. Los Angeles Grassy hillside, East end of Eagle Rock Comment
  UC537063  Lotus wrangelianus Philip A. Munz 1934-4-2 13144 Los Angeles Puddingstone Canyon San Dimas 304 Comment
  UCR6033  Lupinus albifrons K. S. Gill 1965-3-20 s.n. Los Angeles San Gabriel Mountains, Foothills of Mt. Baldy, 2 mi N of Claremont 366 Comment
  CAS-BOT-BC201434  Lupinus albifrons var. albifrons Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  CATA570  Lupinus albifrons var. albifrons Mark L. Hoefs 1991-3-19 1002 Los Angeles Santa Catalina Island: Airport road 463 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
  RSA0062531  Lupinus bicolor R. G. Swinney 2010-6-4 13055 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR258825  Lupinus bicolor R. G. Swinney 2010-5-11 12695 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  POM350043  Lupinus bicolor subsp. microphyllus Jennie Alberts 1884-5-2 s.n. Los Angeles Los Angeles Comment
  RSA621304  Lupinus concinnus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  SBBG96639  Lupinus concinnus S. Boyd with O. Mistretta, L. Arnseth, B. O'Brien, T. Hayduk 1990-4-6 4166 Los Angeles head of Larkspur Cyn, E side of island, S of Jack 213 Comment
  RSA87314  Lupinus concinnus F. W. Peirson 1919-5-11 2436 Los Angeles Arraster [Arrastre] Creek, north slope of San Gabriel Mts. 853 Comment
  CAS-BOT-BC205149  Lupinus elatus Frank W. Peirson 1921-6-16 2438 Los Angeles Waterman Ridge, San Gabriel Mts. 2286 Comment
  RSA794750  Lupinus elatus Jane Tirrell, Graham Bothwell 2012-7-11 LS 0107 Los Angeles Open bench approx. 150 ft. south of California State Route 2, southeast of mile marker 67.7 2498 Comment
  RSA0094566  Lupinus excubitus subsp. hallii Richard G. Swinney 2011-4-28 14525 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. 878 Comment
  SEINET10451316  Lupinus excubitus subsp. hallii August J. Breitung 1953-5-16 Breitung 15119 Los Angeles Glendora mt. Rd, san bernardino (gabriel) mts. Comment
  RSA230753  Lupinus excubitus var. austromontanus R. F. Thorne 1969-7-9 38473 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  SEINET10937087  Lupinus excubitus var. hallii Unknown Anonymous s.n. Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  POM350144  Lupinus excubitus var. johnstonii I. M. Johnston 1930-6-26 16778 Los Angeles Camp Coldbrook 1524 Comment
  RSA152096  Lupinus excubitus var. johnstonii Wesley O. Griesel 1961-5-16 s.n. Los Angeles Hwy 2 near Cloudburst Summit 2043 Comment
  RSA191366  Lupinus formosus var. formosus R. F. Thorne 1967-7-19 37198 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  RSA533903  Lupinus guadalupensis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5149 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  UCR258722  Lupinus hirsutissimus R. G. Swinney 2010-2-27 11777 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  POM277135  Lupinus hirsutissimus E. S. Steele, H. S. Pratt 1935-2-20 s.n. Los Angeles Glendale. Comment
  RSA304950  Lupinus hirsutissimus Walt Westman 1979-1 s.n. Los Angeles Leo Carrillo State Park. 46 Comment
  SBBG125474  Lupinus latifolius A. Parikh, N. Gale 2010-6-19 3344 Los Angeles upper Big Tujunga Cyn, 0.7 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1232 Comment
  SEINET10485607  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10485616  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR180363  Lupinus microcarpus Scott D. White, Pam Devries 2006-5-9 11404 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
  RSA413532  Lupinus microcarpus var. densiflorus Tom Burch 1940-4-21 s.n. Los Angeles Bouquet Canyon, near Saugus. 610 Comment
  SBBG66987  Lupinus microcarpus var. microcarpus R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  UC604835  Lupinus odoratus Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9489 Los Angeles between Roosevelt and Wilsonia Comment
  RSA611663  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10093 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  SD185225  Lupinus succulentus A. C. Sanders, Helen Kennedy 2005-4-13 29466 Los Angeles Liebre Mountains Region: Santa Clarita area, nameless canyon off end of Nadal St. 456 Comment
  UCR280505  Lupinus succulentus R. G. Swinney 2014-5-13 16494 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA414387  Lupinus truncatus Freda Detmers 1933-4-10 17586 Los Angeles Sierra Madre Mountains; Little Tujunga Canyon Comment
  RSA600471  Lupinus truncatus Steve Boyd, Lauren Raz 1997-4-30 9607 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  SBBG89750  Lupinus truncatus M. B. Dunkle 1939-4-7 7334 Los Angeles Pyramid Cove Comment
  UC185432  Lupinus truncatus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  RSA534026  Lupinus truncatus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5273 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336) marker, 1800ft SE of Malo Knoll (1396) 305 Comment
  CAS-BOT-BC231610  Lycium cooperi Frank W. Peirson 1921-5-19 1086 Los Angeles San Gabriel Mts., Little Rock Cr. Comment
  UC1871308  Lycium cooperi T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5011 Los Angeles Transverse Ranges; Liebre Mountains region; Paris: ca. one mile E of Acton, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash, T5N R12W SW 1/4 NE 1/4 SW 1/4 section 31; elevation ca. 2740 ft. 835 Comment
  LA106920  Lyonothamnus floribundus subsp. aspleniifolius Steve Boyd; Timothy Ross, Laurel Arnseth 1990-4-8 4314 Los Angeles San Clemente Island, E side of island, near Malo Point, first cyn S of Bryce Cyn Comment
  SBBG105504  Lyonothamnus floribundus var. floribundus F. R. Fosberg 1931-4-23 4686 Los Angeles headwaters of Swain's (Swain), NE slopes of Black Jack Comment
  PASA1881  Lythrum californicum Frank W. Peirson 1920-9-5 Los Angeles Eaton Canyon, San Gabriel Mts. 457 Comment
  SBBG131674  Madia exigua S. A. Junak 1999-5-20 SCa 962 Los Angeles Black Jack Mtn, just E of high voltage line 502 Comment
  UCR227776  Madia gracilis R. F. Thorne, Percy C. Everett 1965-5-11 34676 Los Angeles Channel Islands, Santa Catalina Island, on and above summit road from Avalon to airport 91 Comment
  RSA0024505  Madia gracilis R. F. Thorne 1980-4-26 54144 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak Comment
  SD69687  Madia sativa Robert F. Thorne, P. Everett 1965-6-22 34910 Los Angeles Santa Catalina Island; canyon above Avalon. 149 Comment
  UC53941  Madia sativa Ernest Braunton Aug. 1902 655 Los Angeles Oak Knoll Comment
  SD181790  Maianthemum stellatum Louis C. Wheeler 1954-8-30 7059 Los Angeles San Gabriel Mountains: Buckhorn Campground. Comment
  CAS-BOT-BC206214  Malacothamnus fasciculatus Peter H. Raven 1962-5-21 17802 Los Angeles Bullrush Canyon, about opposite ranch in Middle Canyon, Santa Catalina Island 213 Comment
  RSA595427  Malacothamnus fasciculatus Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 2397 Los Angeles Santa Catalina Island. By road, middle of Cape Canyon 244 Comment
  UCR180038  Malacothamnus fasciculatus R. G. Swinney, Dave Larson 1996-8-7 5229 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  SBBG31156  Malacothamnus fasciculatus var. catalinensis R. F. Thorne 1966-6-2 36518 Los Angeles E of Black Jack Mtn, leading to White's Landing 228 Comment
  LA41777  Malacothamnus fasciculatus var. fasciculatus Louis C. Wheeler; 1932-5-26 752 Los Angeles San Gabriel Wash 106 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
  POM362263  Malacothrix clevelandii C. Epling, Lincoln Ellison 1929-5-18 s.n. Los Angeles Topango Canyon, Santa Monica Mountains Comment
  RSA758058  Malacothrix clevelandii D. E. Bramlet, Jennifer Pareti 2008-4-14 4191 Los Angeles Transverse Ranges; Liebre Mtns region: Bouquet Canyon. 762 m SE of Bouquet Cyn Rd, & 549 m S Hayfork Rd. Comment
  CAS-BOT-BC323299  Malacothrix foliosa Robert F. Thorne 1973-4-11 42879 Los Angeles Dunes near Flasher, NW part of island, San Clemente Island 4 Comment
  CAS-BOT-BC347947  Malacothrix saxatilis var. tenuifolia Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  RSA301956  Malacothrix saxatilis var. tenuifolia J. R. Shevock 1972-9-16 2265 Los Angeles N-1 Rd. Malibu Canyon. 305 Comment
  RSA607263  Malacothrix saxatilis var. tenuifolia L. C. Wheeler 1932-10-7 1424 Los Angeles UCLA Campus, W Los Angeles. 130 Comment
  RSA657331A  Malacothrix saxatilis var. tenuifolia Darron David 1992-5-15 21 Los Angeles Hacinda Heights, 3 miles south of the intersection of Colima road and Haliburton road. Comment
  UCR280814  Malacothrix saxatilis var. tenuifolia Mitch Provance 2017-6-30 617- 38 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  CAS-BOT-BC167864  Malosma laurina W. R. Dudley 1907-12-8 s.n. Los Angeles Near Monrovia Comment
  RSA673611  Malosma laurina LeRoy Gross 2002-12-8 s.n. Los Angeles City of Sunland. Housing tract on south bluff of Big Tunjuna Wash. 335 Comment
  SD85106  Malva assurgentiflora E. R. Blakley 1961-9-23 4639 Los Angeles Santa Catalina; Bird Rock, 0.5 mile offshore from Isthmus Harbor. 6 Comment
  UCR213334  Malva neglecta Justin M. Wood 2009-4-22 524 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  RSA659679  Malva nicaeensis Chris White 1991-5-20 37 Los Angeles Point Fermin. Comment
  SFV2286  Malva parviflora K. A. Wilson 1961-2-21 869 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  PASA1775  Malva parviflora Sally Ellis 1939-4-23 Los Angeles Claremont Comment
  RSA670680  Marah guadalupensis B. C. Templeton 1968-2-25 11394 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  LA200398  Marah macrocarpa Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4399 Los Angeles Santa Monica Mountains, Upper Rustic Canyon 76 Comment
  RSA440966  Marah macrocarpa George C. Johnston 1925-3-8 s.n. Los Angeles Catalina Island Comment
  UCR273383  Marah macrocarpa R. G. Swinney 2011-4-26 14506 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
  RSA77639  Marah macrocarpa var. major F. W. Peirson 1923-4-9 3480 Los Angeles San Clemente Island: 5 miles SE of Wilson's Cove Comment
  PASA1164  Marrubium vulgare Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA594290  Marrubium vulgare Louis C. Wheeler 1967-7-30 10250 Los Angeles San Gabriel MountaiSan Gabriel Mountains. 1.6 mi. N of junction of 3N33 and 3N06 about 350-450 tds. due west of Shade Campground at base of east-facing slope. N fork Lytle Creek, on 3N33.ns. Big Tujunga Canyon at Trail Canyon. 518 Comment
  LA33773  Marrubium vulgare Peter H. Raven; 1959-5-3 14102 Los Angeles Santa Monica Mountains, Franklin Canyon, 0.1 mi S of Mulholland Dr 350 Comment
  RSA660754  Marrubium vulgare Jeff Weiler 1981-4-16 7 Los Angeles Cal Poly Pomona, NW slope of canyon behind Lot J. Behind Health Center. Comment
  UCD136569  Marsilea vestita subsp. vestita Mike Grayum 1977-11-24 881 Los Angeles San Fernando Valley, just NW of jct. of Burbank Blvd. and San Diego Fwy., Sepulveda Basin. 210 Comment
  RSA66765  Meconella denticulata F. W. Peirson 1920-3-28 36 Los Angeles Tujunga Canyon: small side canyon in lower Tujunga. 488 Comment
  UC72701  Meconella denticulata Geo. B. Grant May 1901 1009 Los Angeles Eagle Rock Valley Comment
  RSA755598  Medicago lupulina R. G. Swinney 2008-7-12 9166 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  RSA599899  Medicago lupulina L. C. Wheeler 1933-10-20 2177 Los Angeles San Gabriel River. 70 Comment
  UCR100608  Medicago polymorpha B. G. Pitzer 1996-5-5 2858 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR199970  Medicago polymorpha Valerie Soza, LeRoy Gross 2001-5-9 1190 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
  UCD107827  Medicago polymorpha Beth Greenhalgh 1993-3-19 22 Los Angeles Santa Monica Mtns., Malibu, at S end of 29716 Baden Pl. 15 Comment
  UC16113  Medicago sativa H. P. Chandler 1898-3-10 Los Angeles Claremont 365 Comment
  RSA583078  Melica imperfecta Timothy S. Ross 1993-4-22 6882 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft); 1000m ESE of Cactus Peak summit; large, lichen-covered outcrop on NNW side of 1528-ft peak. 447 Comment
  POM2395  Melilotus albus D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  RSA0062629  Melilotus albus R. G. Swinney 2010-6-8 13200 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  IRVC28574  Melilotus albus A. C. Sanders, Mark Elvin 2002-6-19 25146 Los Angeles 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 NE end of Santa Susana Mtns. 305 Comment
  RSA652187  Melilotus indicus A. E. Hersh 1950-7-5 s.n. Los Angeles Garden 411 Wade St., Venice. 30 Comment
  UCR139953  Melinis repens L. C. Wheeler 1945-1-28 5996 Los Angeles San Gabriel Valley, 200 E Dartmouth Ave., La Verne Comment
  RSA782214  Mentha spicata R. G. Swinney 2009-8-25 11491 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  SEINET3154979  Mentzelia affinis E. Braunton 866 Los Angeles Playa del Rey Comment
  UC1929991  Mentzelia albicaulis Scott D. White 2004-5-5 10296 Los Angeles Liebre Mtns: Bald Mtn area, west of Old Ridge Route. Comment
  UCR206428  Mentzelia laevicaulis R. G. Swinney 2008-6-10 8994 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  CATA1657  Mentzelia micrantha Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2944 Los Angeles Santa Catalina Island: Lyon's Head Point, west side of Fourth of July Cove 30 Comment
  UCR177305  Mentzelia micrantha LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1042 Los Angeles Transverse Ranges; Verdugo Mountains region, South side of mountains, Brand Canyon, at check dam ( man-made waterfall), where the canyon forks 393 Comment
  RSA69572  Mentzelia micrantha F. W. Peirson 1919-5-14 2302 Los Angeles East trail to Mount Lowe. 1067 Comment
  RSA756129  Mentzelia montana Orlando Mistretta, Christine Mistretta 2008-4-21 2517 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA446905  Mentzelia ravenii Roy R. Snelling 1977-3-19 13 Los Angeles Mojave Desert, 2 miles S of Pearblossom. 1067 Comment
  RSA162700  Mentzelia veatchiana J. D. Olmsted 1959-4-25 494 Los Angeles Big Rock Creek drainage area. 1 mi. NNE of Valyermo P. O. along Holcomb Ridge east of Wrightwood-Pearblossom road. 1128 Comment
  RSA607018  Mentzelia veatchiana Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA69563  Mentzelia veatchiana F. W. Peirson 1920-4-26 2110 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  SEINET6944409  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  RSA402635  Mesembryanthemum nodiflorum F. H. Elmore 406 Los Angeles San Clemente Island. Comment
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May 16 2008
  RSA512054  Micropus californicus var. californicus L. C. Wheeler 1967-5-18 9613 Los Angeles Placerita Canyon 518 Comment
  UC92168  Microseris douglasii subsp. douglasii Samuel B. Parish June 1887 1902 Los Angeles Elizabeth Lake Comment
  RSA95086  Microseris douglasii subsp. tenella F. W. Peirson 1918-5-5 1466 Los Angeles Road from Brents on the Malibu, Santa Monica Mountains Comment
  CAS-BOT-BC349181  Microseris elegans K. L. Chambers 1954-4-26 496 Los Angeles Ventura Blvd. (Hwy. 101), Russell Valley, ca. 3 mi. e. of Thousand Oaks Comment
  RSA311428  Microsteris gracilis Michael C. Long, D. W. Foster 1974-4-21 s.n. Los Angeles Devil's Punchbowl Co. Park, Holcomb Canyon. 1280 Comment
  SEINET6043913  Microsteris gracilis Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  CATA1943  Mimulus aurantiacus Reid Moran 1941-2-26 628 Los Angeles Santa Catalina Island: Johnson's Valley 91 Comment
  RSA550797  Mimulus aurantiacus David M. Thompson 1992-6-14 1128 Los Angeles 2.0 miles E of Pacifico Mountain turnoff along dirt road that connects Highway 2 with Angeles Forest Highway (Highway N3). 1741 Comment
  OBI9531  Mimulus aurantiacus var. pubescens Carl B. Wolf 1936-4-24 7772 Los Angeles Base of Santa Susana Pass 366 Comment
  RSA442646  Mimulus aurantiacus var. pubescens Martha Hilend 1928-4-18 202 Los Angeles Griffith Park. Comment
  UCR205676  Mimulus aurantiacus var. pubescens A. C. Sanders, T. B. Salvato 2009-5-29 37033 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  SFV15577  Mimulus brevipes K. C. Molina, K. L. Garrett 1992-5-9 15 Los Angeles Verdugo Mountains Northeast slope of Verdugo Mountains along Whiting Woods fire trail. 550 Comment
  UC886121  Mimulus brevipes Alice Eastwood 1906-6-1 116 Los Angeles country adjacent to Los Angeles; Laurel Canyon Comment
  LA35212  Mimulus brevipes Mary V. Hood; 1938-5-23 38- 10 -a Los Angeles SANTA MONICA MOUNTAINS, Beverly Hills. Comment
  POM306243  Mimulus brevipes Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1377 Los Angeles North Craig Ave., Altadena. Comment
  RSA250513  Mimulus cardinalis Robert F. Thorne, John Dourley 1967-10-10 37355 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA420668  Mimulus cardinalis Christopher Davidson 1974-8-1 2515 Los Angeles Highway 39 toward Islip Saddle, along San Gabriel River. 915 Comment
  SFV21882  Mimulus fremontii L. L. Zung 2011-5-17 8 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  RSA547479  Mimulus guttatus Tim S. Ross, Orlando Mistretta 1992-7-24 6763 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  SBBG79181  Mimulus guttatus F. R. Fosberg 1932-5-7 8146 Los Angeles Grand Cyn, foot of upper falls 100 Comment
  UCR258520  Mimulus guttatus R. G. Swinney 2010-8-9 13476 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  LA38972  Mimulus guttatus Frank W. Peirson; 1918-5-19 197 Los Angeles San Gabriel Mountains, Trail from Dawn Station to Dawn Mine Comment
  RSA251472  Mimulus guttatus Robert F. Thorne 1973-4-11 42837 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  RSA794815  Mimulus palmeri R. G. Swinney 2005-5-21 8242 Los Angeles west of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR210249  Mimulus parishii R. G. Swinney 2008-9-9 9439 Los Angeles San Gabriel Mtns., Big Rock Wash, 0.3 mi. north of junction of with Pallett Creek Rd. and Valyermo Rd. 1070 Comment
  UC1409077  Mimulus pilosus R. F. Thorne, C. W. Tilforth, J. Dourley, and R. Scoggin 1972-8-11 42216 Los Angeles Mt. Waterman San Gabriel Mts., Angeles National Forest (seepage area at top pf ski lift) 2377 Comment
  UCR189848  Mimulus rubellus R. G. Swinney 1998-7-21 6469 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  CHSC101711  Minuartia douglasii V. Soza; LeRoy Gross 2002-4-3 1379 Los Angeles Transverse Ranges, Liebre Mountains region; west side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. Comment
  RSA586676  Minuartia douglasii Orlando Mistretta 1995-5-10 1705 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1189 Comment
  CAS-BOT-BC434632  Mirabilis laevis var. crassifolia John H. Thomas 1957-4-27 6676 Los Angeles Pt. Dume, about 18 miles due west of Santa Monica. 60 Comment
  POM305306  Mirabilis laevis var. crassifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-22 626 Los Angeles Santa Susana Pass 293 Comment
  OBI30255  Mirabilis laevis var. crassifolia Robert Soper 1953-5-2 34 Los Angeles Near the sea just S of White's Cove, Catalina Island Comment
  RSA157801  Mirabilis laevis var. crassifolia Peter H. Raven 1962-5-9 17655 Los Angeles Just N of Gray, San Clemente Island. 366 Comment
  RSA464638  Mirabilis laevis var. crassifolia C. B. Liter, J. A. Powell 1928-04 s.n. Los Angeles Santa Catalina Island Comment
  LA201879  Modiola caroliniana Arthur C. Gibson; 2003-5-24 4993 Los Angeles Simi Hills, West Hills Comment
  POM122457  Monardella lanceolata var. lanceolata Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec, Liebre Mountains. Comment
  RSA408590  Monardella lanceolata var. lanceolata D. S. Krause 1939-07 s.n. Los Angeles Foothills above Pasadena Comment
  RSA748803  Monardella linoides subsp. stricta R. G. Swinney 2001-8-11 8045 Los Angeles north slope of Mt. Baden-Powell, c. 0.5 mi. SSW of Vincent Gap 2134 Comment
  SEINET12272538  Monardella odoratissima H. H. Heller 1937-1 450 Los Angeles 20 mi E of Lancaster on Victorville Road Comment
  CAS-BOT-BC220432  Monardella saxicola Louis C. Wheeler 1936-6-22 4174 Los Angeles Tanbark Flat, San Dimas Canyon, San Gabriel Mts. 822 Comment
  POM363551  Monolopia lanceolata Anstruther Davidson 1893-5-1 s.n. Los Angeles San Fernando Comment
  UCR259151  Morus alba R. G. Swinney 2010-6-23 13376 A 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
  CATA3532  Muhlenbergia asperifolia Peter J. Dixon 2017-9-13 099 Los Angeles Santa Catalina Island: Pacific side; Shark Harbor, in drainage between beach and road crossing, moist canyon bottom 0 Comment
  UC1132353  Muhlenbergia asperifolia H. S. Yates 1935-8-28 6362 Los Angeles 1/2 mi nw Valyermo Ranger Station; Rock Creek Quadrangle Comment
  UC1922854  Muhlenbergia microsperma Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 809 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 47.8'' N 118deg 17' 27.4'' W T2N R14W NE/4, SE/4 sec. 36; T2N R13W NW/4, SW/4 sec. 31. Elev. 1950 Feet. Comment
  UCR216380  Muhlenbergia microsperma Dan S. Cooper 2010-4-19 0410- 51 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., trail between Mt. Hollywood and the observatory, Griffith Park 410 Comment
  UCR270041  Muhlenbergia microsperma R. G. Swinney 2011-3-22 14176 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA647900  Muhlenbergia rigens LeRoy Gross, Wayne Law 2000-8-8 249 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 337 Comment
  RSA746862  Muhlenbergia rigens Orlando Mistretta 1992-5-21 366 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  SD52293  Muhlenbergia rigens A. J. McClatchie 1891-8-3 11955 Los Angeles Pasadena Comment
  UCR191164  Muhlenbergia rigens R. G. Swinney 1999-6-28 7460 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1506 Comment
  POM123274  Muilla maritima George B. Grant 1905-4-20 803 Los Angeles Collected at Pasadena. Comment
  RSA377603  Muilla maritima Christopher Davidson 1975-5-25 2562 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on road 7N23 to Liebre Mountain., ca. 0.4 mile past Sandberg Peak. Angeles National Forest. 1646 Comment
  SD51842  Munzothamnus blairii Peter H. Raven 1962-7-11 17992 Los Angeles San Clemente Island; canyon north of station Nanny, northeast of Lemon Tank. Comment
  CAS-BOT-BC243702  Myoporum laetum Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7412 Los Angeles Rancho Palos Verdes, un-named horsesho-shaped canyon to the NE of upper Forrestal Drive, San Pedro USGS 7.5' quad., Palos Verdes Peninsula 167 Comment
  CATA2122  Myriopteris newberryi M. B. Dunkle 1939-4-3 7230 Los Angeles San Clemente Island: Chenetti Canyon 0 Comment
  UCD119562  Nama demissa var. demissa Daryl Koutnik; Vickie Dawes 1978-4-6 266 Los Angeles South of Palmdale along State Hwy 138 to Little Rock. 816 Comment
  POM73734  Nama stenocarpa H. E. Hasse 1890-05 s.n. Los Angeles Hillside and Canyon Comment
  UC641630  Nassella cernua G. L. Stebbins Jr. 1939-6-16 2857 Los Angeles s edge of valley between Lake Hughes Neenach (e-facing hill slope); Antelope Valley 975 Comment
  CAS-BOT-BC520316  Nassella lepida R. G. Swinney 2010-4-30 12471 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park,ridgetop S of the southern of the two eastern forks of Wilson Cyn., 0.45 mi E of Wilson Debris Basin along old motorway 548 Comment
  UC1584259  Nassella lepida Tim Ross and Steve Boyd 1990-6-6 2833 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad., San Francisquito Canyon 926 Comment
  UC2029943  Nassella lepida Valerie Soza, LeRoy Gross 2001-5-14 1214 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
  CAS-BOT-BC60406  Nasturtium officinale P. A. Munz; L. S.; G. W. 1919-4-12 2494 Los Angeles Near Puente. Comment
  POM346626  Nasturtium officinale Barry Burnell 1969-5-22 135 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  SBBG13816  Navarretia atractyloides M. A. Piehl 1962-10-3 62477 Los Angeles Santa Catalina Island Comment
  SEINET14050530  Navarretia atractyloides L. C. Wheeler 1932-5-27 774 Los Angeles 2 miles N of Claremont 411 Comment
  JEPS4103  Navarretia hamata subsp. hamata Rimo Bacigalupi with G. T. Robbins, L. R. Heckard 1953-6-15 4196 Los Angeles 5.7 mi e Little Tujunga Canyon road junction with State Highway 118 (along Little Tujunga Canyon road); San Gabriel Mountains 609 Comment
  UC187680  Navarretia hamata subsp. leptantha Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  RSA587480  Nemacladus longiflorus var. breviflorus Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1129 Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  RSA776173  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-16 5328 Los Angeles Transverse Ranges; San Gabriel Mts region: Upper Big Tujunga canyon; Lynx Gulch drainage 0.86 air miles NE of junction of Lynx Gulch Road with Upper Big Tujunga Canyon Road, along Southern California Edison transmission line corridor. 1175 Comment
  SBBG127059  Nemacladus pinnatifidus A. Parikh, N. Gale 2011-6-11 3448 b Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.1 km N of Aliso Cyn Rd; San Gabriel Mtns 1197 Comment
  RSA678235  Nemacladus ramosissimus Valerie L. Soza, S. D. Boyd 2002-4-10 1401 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  CAS-BOT-BC123191  Nemacladus sigmoideus Rimo Carlo Felice Bacigalupi; G. T. Robbins; L. R. Heckard 1953-6-14 4190 Los Angeles Upper slopes of Angeles National Forest, higher north slopes of the San Gabriel Mountains, 1554 Comment
  UC1375426  Nemacladus sigmoideus Robert F. Thorne 1969-7-2 38285 Los Angeles Upper Chilao Campground; San Gabriel Mts., Angeles National Forest 1615 Comment
  RSA421307  Nemophila menziesii Geo. L. Moxley 1917-4-1 728 Los Angeles Upper Aliso Canyon, Santa Susana Mts. Comment
  RSA592849  Nemophila menziesii var. integrifolia Steve Boyd, Orlando Mistretta 1996-5-1 8744 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  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
  UCR173882  Nicolletia occidentalis Scott D. White, Michael Honer 2004-3-30 9952 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UCSB40776  Nicolletia occidentalis Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. at 52nd st. east 1066 Comment
  RSA730311  Nicotiana attenuata R. G. Swinney 1998-9-4 6912 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  CAS-BOT-BC231561  Nicotiana glauca Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8099 Los Angeles Liebre Mountains. Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain 515 Comment
  RSA683177  Nicotiana glauca LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1097 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  SBBG17996  Notholaena californica E. R. Blakley 1963-4-7 5510 Los Angeles Middle Ranch Cyn, 1 mi below Eagle's Nest 60 Comment
  UCSB62252  Notholaena californica Kiefer, Lawrence 1966-6-12 Los Angeles San Gabriel Mtns, E fork of San Gabriel River, bluff N-side of river, ca. 3/4mi E of junction of the E fork and Glendora Mtns. Roads 2377 Comment
  SEINET13290728 Image available Oenothera biennis P. A. Munz 1936-10-16 14589 Los Angeles Claremont Comment
  CAS-BOT-BC167056  Oenothera californica Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  RSA730257  Oenothera californica subsp. californica R. G. Swinney 1999-6-5 7266 Los Angeles San Gabriel Mtns.: ridge extending west from Big John Peak, above Big John Flat 1799 Comment
  UCR167550  Oenothera deltoides S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  SBBG17429  Oenothera deltoides K. A. Wilson 1962-5-12 1269 Los Angeles E side of Pearblossom, corner of Hwy 138 and 131 St E, Antelope Valley Comment
  SEINET13387116 Image available Oenothera elata subsp. hirsutissima R. G. Swinney 2011-1 15414 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
  SEINET13294182 Image available Oenothera glazioviana Unknown Los Angeles Grown at Claremont, California 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
  UC729791  Oligomeris linifolia Carl B. Wolf 1932-5-11 3566 Los Angeles Point, w side of Fourth O' July Cove Santa Catalina Island 30 Comment
  RSA0115094  Oligomeris linifolia Steven A. Junak 2000-6-30 SCa- 1363 Los Angeles Santa Catalina Island. Just E of Catalina Harbor. 40 Comment
  RSA0116487  Opuntia basilaris R. G. Swinney 2010-6-1 13087 D 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. 1067 Comment
  RSA605910  Opuntia basilaris var. brachyclada L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  UCR223582  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11223 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA311451B  Opuntia ficus-indica Lyman Benson 1963-3-22 16242 Los Angeles San Gabriel Mountains. Top of alluvial fan above (north of) Cucamonga. 457 Comment
  POM284095  Opuntia littoralis Lyman Benson 1955-9-3 15592 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  POM317739  Opuntia littoralis David Walkington 1963-6-20 187 Los Angeles North of Puddingstone Rd., 0.2 miles west of Casa de carrion homestead. 305 Comment
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Aug 13 2014
  RSA719122  Opuntia littoralis Naomi Fraga 2001-5-27 56 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  SBBG107239  Opuntia littoralis J. Rebman, J. Dunn 1996-4-29 3119 Los Angeles Eel Cove, near Eel Pt 10 Comment
  RSA458965  Oreonana vestita Robert Gustafson 1983-7-18 2782 Los Angeles San Gabriel Mountains, Angeles Crest Highway, Pine Hollow 2134 Comment
  SD111593  Oreonana vestita Wayne P. Armstrong 1982-6-22 Los Angeles Summit of Mount Baden-Powell 2835 Comment
  UCR223061  Orobanche californica R. G. Swinney 2009-5-6 10689 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA0076578  Orobanche fasciculata Joseph Andorfer Ewan 1936-7-27 9844 Los Angeles Auto road on the N end of Table Mt., Swartout Valley, San Gabriel Mts. 2133 Comment
  LA104167  Orobanche uniflora David Hollombe; 1985-4-18 sn Los Angeles 140 Comment
  RSA765571  Orthocarpus attenuatus Doris Bowers 1966-4-16 297 Los Angeles Malibu Canyon 91 Comment
  UCR130829  Oryzopsis hymenoides David Charlton 1989-4-21 2894 Los Angeles Mojave Desert (W): Antelope Valley, Ave. 'B' between 120th and 140th St. East, just south of Edwards Air Force Base. 701 Comment
  CAS-BOT-BC355765  Osmadenia tenella G. B. Grant 1902-6-1 s.n. Los Angeles Los Ang. [Angeles] Comment
  RSA458979  Osmorhiza brachypoda R. K. Benjamin 1929-5-26 204 Los Angeles San Dimas Canyon Comment
  RSA592380  Oxalis albicans subsp. californica Mark Hoefs, Doug Propst 1974-4-27 s.n. Los Angeles Santa Catalina Island. Last ridge before Ben Weston Beach. 9 Comment
  UCSB11396  Oxalis corniculata Wisehart, Karen 1962-4-16 Los Angeles 6917 Oak Park Ave., Van Nuys Comment
  UCD111024  Oxalis pes-caprae Geoffrey Levin 1975-1-17 456 Los Angeles waste ground near Bonita and College Ave., Claremont. Alluvial fan of Mt. San Antonia (San Gabriel Mountains.) Santa Ana River drainage area (Pacific Slope.) Comment
  UCR147616  Oxytheca caryophylloides Rashmi Pant, Nitin Bhatt 1997-5-25 1043 Los Angeles Transverse Ranges; San Gabriel Mountains region, Along the Angeles Crest Hwy (Hwy 2) at milepost 59.0. 1.2 miles west of Kraftka Ridge Ski Resort and 5.2 miles west of the junction of California Hwy 39 1982 Comment
  UC6201  Oxytheca parishii var. parishii Dr. A. Davidson 1892-1 Los Angeles Wilsons Peak 1371 Comment
  RSA0012911  Oxytheca trilobata R. G. Swinney 2009-6-2 11026 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA473133  Packera breweri Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Station Comment
  RSA598888  Packera breweri Steve Boyd, Timothy S. Ross 1997-3-21 9204 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  CAS-BOT-BC121173  Paeonia californica Marion L. Campbell 1921-3-28 140 Los Angeles Los Angeles Comment
  RSA702291  Paeonia californica Scott D. White, Pam De Vries 2004-5-18 10435 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
  RSA646995  Papaver californicum LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 185 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 488 Comment
  POM367109  Parapholis incurva F. R. Fosberg 1931-4-3 S 4476 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  LA51803  Parietaria hespera var. californica Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC1870193  Parietaria hespera var. californica LeRoy Gross, Valerie Soza 2001-6-6 432 Los Angeles Los Angeles Basin: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road 701 Comment
  UC1714586  Parietaria hespera var. hespera L. R. Abrams and I. L. Wiggins 1931-7-6 369 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  RSA535338  Parietaria hespera var. hespera Tim S. Ross 1991-5-21 5386 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  RSA482384  Paspalum dilatatum Richard Noyes 1988-8-24 636 Los Angeles Claremont. Intersection of Mills Ave. and Baseline Ave. Comment
  SEINET239059 Image available Paspalum dilatatum Scott D. White 1997-5-8 5069 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom adjacent slopes below Morris Dam. (USGS 7.5' Azusa quad) 275 Comment
  RSA0016998  Paspalum distichum Anstruther Davidson 1917-07 3160 Los Angeles Whittier. Comment
  SEINET10682089  Passiflora biflora S. Krosnick 2008-7-27 Krosnick 434 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #115B in Honduras Comment
  UCR117134  Passiflora caerulea A. C. Sanders, D. Malueg 2001-5-17 24330 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR270506  Pectocarya penicillata R. G. Swinney 2011-5-26 14848 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
  RSA0108830  Pectocarya setosa R. G. Swinney 2010-5-21 12895 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UC1871225  Pectocarya setosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5035 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UCR263069  Pectocarya setosa Mitch Provance 2008-4-14 10144 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA229062  Pectocarya setosa R. F. Thorne, C. W. Tilforth 1971-6-30 40776 Los Angeles San Gabriel Mts., Angeles National Forest: Dry, open sandy chaparral of Pinyon Flats 1.6 miles below Alder Saddle along dry branch of S fork of Little Rock Creek 1585 Comment
  UCD120176  Pectocarya setosa Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 SK and F 966 Los Angeles Big Pines Hwy., midway between Pearblossom and Valyermo. 1036 Comment
  RSA706218  Pedicularis semibarbata Tim Thibault, K. E. Olshewsky 2004-5-23 291 Los Angeles Mt. Williamson. 2074 Comment
  RSA686733  Pellaea andromedifolia Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon Comment
  SBBG13255  Pellaea andromedifolia M. A. Piehl -Jun-1962 63289 Los Angeles E of Thirst 304 Comment
  SFV21434  Pellaea andromedifolia L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 48 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 659 Comment
  RSA651028  Pellaea andromedifolia Witt, Smith, Prieur, Goebel, Hurley 1949-2-7 s.n. Los Angeles Santa Anita Canyon. 487 Comment
  UC1870340  Pellaea mucronata subsp. californica LeRoy Gross, Michael Denslow 2003-6-4 985 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. Near 34.36445N, 117.84960W Comment
  LA94170  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-4-10 1844 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, ca 2 mi S of Mulholland Hwy on W-side. 304 Comment
  IRVC26646  Pennisetum clandestinum L. C. Wheeler 1966-10-25 9086 Los Angeles El Encanto, San Gabriel Canyon San Gabriel Mtns. Comment
  CAS-BOT-BC258819  Pennisetum setaceum W. L. Forsythe 1971-5-3 205 Los Angeles Along Pacific Coast Hiway near ocean about 20 mi. N. of Santa Monica Comment
  POM50629  Penstemon centranthifolius A. D. E. Elmer 1902-06 3606 Los Angeles Acton, Mt. Gleason. Comment
  UCSB33619  Penstemon centranthifolius Miller, Brian 1963-6-15 Los Angeles Singing Springs; Mill Creek Canyon; San Gabriel Mts 1219 Comment
  UCD124071  Penstemon centranthifolius James Dilley 1997-5-4 s.n. Los Angeles Angeles National Forest, Big Rock Canyon Road., 0.5 mile north of end of paved road. 1341 Comment
  RSA579440  Penstemon grinnellii subsp. grinnellii Tim S. Ross, D. L. Banks 1994-6-21 7986 Los Angeles Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2325 m NW of Pac. Mtn's 7124-foot summit. 1915 Comment
  RSA586975  Penstemon grinnellii subsp. grinnellii Orlando Mistretta 1995-5-23 1722 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. West side tributary drainage NE of Pacifico Mtn. 1616 Comment
  UCR96141  Penstemon heterophyllus B. G. Pitzer 1996-4-21 2713 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA643405  Penstemon heterophyllus var. australis Orlando Mistretta 1993-5-28 843 Los Angeles San Gabriel Mountains: Old Forest Service Road off of Glendora Mt. Road; 1.5 miles west of Cow Canyon Saddle. 1524 Comment
  JEPS23231  Penstemon heterophyllus var. heterophyllus Rimo Bacigalupi with Reino Alava 1958-7-21 6460 Los Angeles opposite Forsythe Canyon (at northern base of Sawmill Mtn., in dry gravelly creek bed of Pine Creek, in San Andreas Rift Zone (fault valley), Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Pine Creek 1075 Comment
  UCR189872  Penstemon labrosus R. G. Swinney 1998-7-10 6399 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  RSA424046  Penstemon rostriflorus Bonnie C. Templeton 1932-8-26 5100 Los Angeles Big Rock Creek; San Gabriel Mountains 1905 Comment
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Jan 5 2010
  SD234199  Penstemon spectabilis Virginia Pinkus Ryder 1964-6-20 232 Los Angeles Angeles Crest - Switzers Camp. W slope. 1067 Comment
  RSA649996  Penstemon spectabilis subsp. subviscosus Jeanne Bellemin 1969-5-16 s.n. Los Angeles Mt. Baldy Road near Padua Hills. Comment
  LA51910  Penstemon spectabilis var. subviscosus M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SFV76  Pentagramma triangularis K. A. Wilson 1961-2-18 856 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Sulfur Hot Springs. Small valley with running stream. Comment
  UCR258878  Pentagramma triangularis R. G. Swinney 2010-5-7 12611 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
  RSA0059337  Pentagramma triangularis F. W. Peirson 1919-12-2 1502 Los Angeles West fork of Rubio Canyon, south base of San Gabriel Mts. 655 Comment
  RSA687394  Pentagramma triangularis subsp. triangularis May N. Ackley 1927-04 82 Los Angeles Big Tujunga Comment
  RSA0070745  Pentagramma viscosa T. S. Ross 1993-4-22 6909 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
  CAS-BOT-BC355972  Perityle emoryi Carl B. Wolf 1932-5-9 3436 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  LA201720  Perityle emoryi Arthur C. Gibson; 2001-5-19 4819 Los Angeles Santa Monica Mountains, Topanga Canyon, along Pacific Coast Hwy near junction with State Hwy 27 Comment
  SBBG43801  Perityle emoryi M. R. Benedict 1971-6-25 Los Angeles Northwest Harbor Comment
  RSA545194  Perityle emoryi Timothy S. Ross 1992-4-14 6173 Los Angeles San Clemente Island: Central E side of Island, coastal bluff on E escarpment 20m S of where manny Canyon drainage meets the sea 18 Comment
  SBBG61514  Persicaria punctata R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  SFV2384  Petalonyx thurberi M. L. Vincent 1962-10-4 299 Los Angeles San Gabriel Mountains Pallett Creek Road, 1 mile south of Valyermo Road. 1145 Comment
  UCR19125  Petalonyx thurberi Alfred R. Roos 1948-9-15 s.n. Los Angeles Transverse Range/Mojave Desert, Mint Canyon, south of Palmdale Comment
  RSA771950  Phacelia Robert F. Thorne 1968-2-24 37917 Los Angeles Santa Catalina Island. Fisherman's Cove. Comment
  UCR220209  Phacelia campanularia R. G. Swinney 2009-4-24 10469 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  LA26125  Phacelia cicutaria var. hispida Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 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
  RSA0035453  Phacelia cicutaria var. hispida Roxanne Smith 1991-5-5 15 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  UCR205119  Phacelia cicutaria var. hubbyi R. G. Swinney 2008-4-17 8681 Los Angeles San Gabriel Mtns., San Dimas, lower Shay Canyon 366 Comment
  RSA579486  Phacelia distans Tim S. Ross, Steve D. Boyd 1994-5-10 7715 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA772373  Phacelia distans R. G. Swinney 2009-5-12 10735 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  RSA783087  Phacelia distans J. D. Olmsted 1959-6-11 841 Los Angeles San Antonio Creek. 0.5 mi W of San Antonio Canyon in Evey Canyon. 732 Comment
  SD90555  Phacelia distans Robert F. Thorne 1973-4-12 42953 Los Angeles San Clemente Island: Pyramid Cove at south end of island. 3 Comment
  UC1432903  Phacelia distans R. Beauchamp and M. Douglas 1972-3-24 3221 Los Angeles behind sand dune s Eel Point; San Clemente Island 25 Comment
  UCR222849  Phacelia distans R. G. Swinney 2009-5-12 10716 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  UCR258745  Phacelia distans R. G. Swinney 2010-5-19 12826 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
  CDA40383  Phacelia distans T. C. Fuller 1962-4-1 8161 Los Angeles North side of Hwy. 66, western limits of Azusa. 0 Comment
  RSA426204  Phacelia distans Richard C. Barkelew 1929-4-7 s.n. Los Angeles Nichols Canyon Comment
  JEPS2056  Phacelia fremontii Frank W. Peirson 1919-5-10 400 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  RSA426158  Phacelia fremontii Robert Gustafson, Gary D. Wallace 1982-4-26 2517 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  SBBG127056  Phacelia fremontii A. Parikh, N. Gale 2011-6-10 3444 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1.3 km N of Aliso Cyn Rd; San Gabriel Mtns 1170 Comment
  UC672396  Phacelia grandiflora Frank W. Peirson 1925-4-23 5809 Los Angeles small side canyon San Gabriel Canyon 304 Comment
  RSA627567  Phacelia grandiflora Sandy Leatherman 1998-7-1 30 Los Angeles San Gabriel Canyon. North of State Route 39 and east of Roberts Canyon. Comment
  UC1244095  Phacelia imbricata subsp. patula L. R. Heckard 1953-6-15 507 Los Angeles along road from Mt. Gleason 4 mi below Messenger Flats (along creek); San Gabriel Mountains, Angeles National Forest, Pachoima Cre 1645 Comment
  UC126017  Phacelia lemmonii Dr. A. Davidson 1800-1 Los Angeles Rock Creek Comment
  RSA11060  Phacelia longipes Carl B. Wolf 1928-3-29 1570 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  UC1584235  Phacelia longipes Tim Ross and Steve Boyd 1990-6-6 2878 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle (sw edge) 644 Comment
  UCR204816  Phacelia longipes R. G. Swinney 2005-8-22 8518 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA155911  Phacelia lyonii Peter H. Raven 1962-5-22 17829 Los Angeles 1 mile W of Cherry Canyon along coastal bluffs Comment
  RSA656666  Phacelia minor B. Brady 1980-6-1 21 Los Angeles Big Tujunga Canyon 457 Comment
  RSA82619  Phacelia minor P. A. Munz 1925-4-23 9459 Los Angeles San Gabriel Canyon. 488 Comment
  SBBG15510  Phacelia minor W. G. Webb 1935-2-23 Los Angeles Eagle Rock Comment
  UCR259901  Phacelia minor R. G. Swinney 2010-3-30 12120 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA428068  Phacelia minor M. D. Proctor 1950-5-31 832 Los Angeles Santa Anita Canyon Comment
  UCD120578  Phacelia minor Kenneth A. Wilson 1961-4-20 1147 Los Angeles Soledad Canyon. Sandy wash at base of Bee Canyon. Comment
  SD170138  Phacelia mohavensis Victor Duran 1933-7-11 3512 Los Angeles Sulphur Springs, San Gabriel Mountains. 1524 Comment
  RSA0021709  Phacelia ramosissima Duncan S. Bell, Caitlin Elam 2013-6-24 5258 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  JEPS1028  Phacelia ramosissima var. austrolitoralis Julia A. Bettys 1929-5-20 Los Angeles Manhattan Beach Comment
  UCR228737  Phacelia ramosissima var. austrolitoralis Jeremiah George 2011-6-20 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Dr. North and Pso del Campo 92 Comment
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Nov 13 2013
  UC1348914  Phacelia ramosissima var. ramosissima Robert F. Thorne and John Olmstead 1965-8-26 35369 Los Angeles along ridge near upper end of Holiday Hill Ski Lift; San Gabriel Mts., Angeles National Forest, Blue Ridge 2468 Comment
  POM303627  Phacelia stellaris C. Epling 1943-3-13 s.n. Los Angeles 1 mile S of Culver City Blvd, Playa del Rey. Comment
  RSA428213  Phacelia tanacetifolia John S. Garth 1948-4-21 2689 Los Angeles Littlerock 762 Comment
  RSA133784  Phacelia viscida H. J. Thompson 1959-4-12 1921 Los Angeles Santa Monica Mountains: 2 miles west of Las Virgenes Road, Mulholland Highway. 305 Comment
  SBBG128070  Phalaris aquatica M. L. Hoefs, S. A. Junak 1996-4-30 2683 Los Angeles rd past Parson's jct, toward W end, just before Starlight Beach 152 Comment
  UC1536073  Phalaris minor Robert F. Thorne 1975-9-4 47392 Los Angeles Fisherman's Cove Santa Catalina Island (cmapus of USC Marine Science Center); , Fisherman's Cover Comment
  UCR183578  Pholistoma membranaceum A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33527 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  CATA370  Pholistoma racemosum Mark L. Hoefs 1974-3-28 420 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, north exposure 251 Comment
  LA200867  Phoradendron macrophyllum Carl Epling; L. Ellison 1930-3-15 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA133174  Phoradendron macrophyllum Philip A. Munz 1960-1 s.n. Los Angeles 4141 Via Padova, Padua Hills, three miles north of Claremont. 518 Comment
  RSA420804  Phoradendron macrophyllum Edwin Kline 1925-8-16 s.n. Los Angeles Near Saugus. Comment
  UCR84568  Phoradendron macrophyllum Vanessa Ashworth 1994-10-5 66 Los Angeles RSABG grounds (immediately north of main building) Comment
  RSA575201  Phoradendron pauciflorum Vanessa Ashworth, Nigel Boyle 1994-11-5 77 Los Angeles SE-facing slope just past Mt. Baldy ski lift immediately before end of paved road. Comment
  CAS-BOT-BC141296  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3848 Los Angeles Vicinity of Crystal Lake. San Gabriel Mountains 1700 Comment
  RSA226110  Phoradendron villosum Robert F. Thorne, C. W. Tilforth 1971-6-17 39912 Los Angeles N slope of San Gabriel Mountains: 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter, near junction of Bee Canyon with Santa Clara River valley. 549 Comment
  RSA420810  Phoradendron villosum Albert J. Perkins 1919-5-30 s.n. Los Angeles Big Rock Creek, Antelope Valley. Comment
  UC168775  Phoradendron villosum George B. Grant and Walter Wheeler 1904-5-17 6243 Los Angeles Mt. Wilson 1524 Comment
  UCR93944  Phyllospadix torreyi P. J. MacKay, T. Thomas 1996-8-31 s.n. Los Angeles Leo Carillo State Beach 0 Comment
  POM219187  Physalis acutifolia Louis C. Wheeler 1932-8-29 1308 Los Angeles 2 miles northeast of La Verne. 373 Comment
  RSA423758  Physalis philadelphica F. R. Fosberg 1930-7-3 S- 3036 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA612294  Pinus attenuata L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: West side North Fork San Gabriel River, near mouth. 617 Comment
  RSA787280  Pinus jeffreyi R. G. Swinney 2009-6-2 11013 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  JEPS46892  Pinus sabiniana W. L. Jepson 1929-1-10 15100 Los Angeles Liebre Mts. Comment
  UCR261850  Plagiobothrys acanthocarpus Tim Thomas 1990-3-29 1356 Los Angeles Transverse Range, Southern Simi Hills, Chesebro Canyon parking lot 305 Comment
  POM368885  Plagiobothrys arizonicus Ora M. Clark 1929-3-30 1920 Los Angeles W. of Lancaster Comment
  RSA0047911  Plagiobothrys arizonicus R. G. Swinney 2010-5-12 12749 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  UCR143265  Plagiobothrys canescens F. R. Fosberg 1931-3-24 S- 4351 Los Angeles Channel Islands, Hamilton's Canyon near Avalon, Santa Catalina Island 80 Comment
  RSA232824  Plagiobothrys canescens R. F. Thorne 1966-4-17 36134 Los Angeles San Clemente Island, near Lemon Tank S of Nanny, NE side of island. 305 Comment
  RSA251448  Plagiobothrys canescens R. F. Thorne 1966-4-17 36104 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  RSA594618  Plagiobothrys canescens L. C. Wheeler 1967-5-8 9336 a Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA0062835  Plagiobothrys canescens var. canescens LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6758 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR182667  Plagiobothrys nothofulvus R. G. Swinney 1998-4-13 5948 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  POM3871  Plagiobothrys parishii Marjorie Shaw, Spaulding, Walton 1917-4-6 993 Los Angeles Lovejoy Springs, 16 miles north of east Palmdale Comment
  RSA164808  Plagiobothrys tenellus Wesley O. Griesel 1958-5-17 s.n. Los Angeles Charleton Flat 1524 Comment
  RSA737554  Plantago erecta Sandra Leatherman 1999-3-23 69 Los Angeles Transverse Ranges, Liebre Mtns region, City of Santa Clarita, 1 mile SE of the intersection of Bouquet Canyon road and Vasquez road. 462 Comment
  UCR210056  Plantago major A. C. Sanders 2009-11-6 37208 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA401947B  Plantago ovata var. fastigiata Anstruther Davidson 1902-5-4 s.n. Los Angeles Redondo. Comment
  SBBG19218  Plantago ovata var. insularis M. A. Piehl 1963-12-7 631040 Los Angeles opposite Pyramid Head on SE tip of island 21 Comment
  RSA591981  Plantago patagonica Mark Hoefs, D. Propst 1973-3-14 95 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  CAS-BOT-BC93181  Platanus racemosa Le Roy Abrams 1901-4-3 1253 Los Angeles Santa Monica Mountains. 182 Comment
  RSA600206  Platanus racemosa Steve Boyd, Lauren Raz 1997-5-28 9892 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SFV20825  Platanus racemosa L. Gross, N. Fraga 2002-4-4 517 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 468 Comment
  UC405466  Platanus racemosa Geo. B. Grant 1904-5-10 1007 /6169 Los Angeles Pasadena Comment
  CAS-BOT-BC91675  Platystemon californicus A. C. Sanders 2003-4-16 26041 Los Angeles Santa Clara River watershed. Newhall Ranch, ca. 0.4 north of Highway 126. 366 Comment
  UCR222655  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09- 113 Los Angeles South Coast, city of Malibu, c. 0.25 mi. west of La Piedra State Beach 12 Comment
  RSA0119032  Plectritis ciliosa A. C. Sanders, T. B. Salvato 2007-4-24 33496 Los Angeles Tehachapi Mountains: hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant. 1082 Comment
  CAS-BOT-BC356124  Pluchea odorata Ernest Braunton 1902-8-1 624 Los Angeles Cienega Comment
  RSA93086  Pluchea odorata F. W. Peirson 1924-8-24 5093 Los Angeles Road from Artesia to Hungtington Beach. Comment
  SEINET10659369  Poa scabrella Unknown 1926-4-10 C s.n. Los Angeles Santa Susan na a Pass. Comment
  CAS-BOT-BC237687  Poa secunda V. W. Steinman 1996-4-7 824 Los Angeles San Gabriel Mountains, ca. 1 km from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail 1350 Comment
  RSA484207  Poa secunda F. R. Fosberg 1931-4-16 4653 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island Comment
  SEINET13297604 Image available Poa secunda R. G. Swinney 2010-1 12198 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon (San Fernando 7.5' Q.) (T3N R14W S30) 561 Comment
  UCR180357  Poa secunda Scott D. White, Pam Devries 2006-5-9 11395 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
  UCR187180  Poa secunda A. C. Sanders 2006-4-21 32152 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  UCR280765  Poa secunda R. G. Swinney 2014-4-30 16300 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR76419  Poa secunda T. S. Ross 1992-4-14 6154 Los Angeles Channel Islands, San Clemente Island: central E side of the island; just below the mouth of Nanny Canyon 137 Comment
  CAS-BOT-BC236207  Poa secunda subsp. secunda LeRoy Abrams 1903-3-8 3105 Los Angeles Near Inglewood Comment
  CHSC99444  Poa secunda subsp. secunda LeRoy Gross; Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 926 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1) Near 3423386N, 118.10365W. UTM Zone 11; 3788444N 0398352E. 1631 Comment
  RSA484213  Poa secunda var. secunda Robert M. Perkins 1937-4-2 302 Los Angeles San Gabriel Canyon. Comment
  SBBG131897  Polycarpon depressum S. A. Junak, D. Wilken 1996-3-27 SCI 257 Los Angeles just N of Eel Cove Cyn, with high midden 27 Comment
  UC2026469  Polycarpon depressum Louis C. Wheeler 1962-4-24 8049 Los Angeles FOOTHILLS OF SAN GABRIEL MOUNTAINS: Between Chantry Trail and La Vina Sanitarium, ridge south side of West Ravine. Comment
  RSA653864  Polycarpon tetraphyllum Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 883 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  SD40899  Polygonum argyrocoleon Carl B. Wolf none given 4216 Los Angeles Santa Catalina Island. Around the rock crusher at mouth of Pebbly Beach Canyon 14 Comment
  UCR95275  Polygonum aviculare L. C. Wheeler 1966-10-6 8956 Los Angeles San Gabriel Mtns., Islip Saddle, Angeles Crest Hwy 2043 Comment
  RSA607505  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-14 s.n. Los Angeles California State University, Long Beach. Comment
  UCR197088  Polygonum persicaria LeRoy Gross 2007-5-16 2742 Los Angeles Transverse Range; Verdugo Mountains, southern side of the range, near debris basin by Bel Aire Park, ortheast of the intersection of Bel Aire Drive and Cambridge Drive 273 Comment
  CAS-BOT-BC71889  Polypodium californicum John Thomas Howell 1928-2-9 3331 Los Angeles Santa Anita Canyon, San Gabriel Mts. Comment
  LA94045  Polypodium californicum Lawrence L. Kiefer; 1966-5-14 2031 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  SEINET218265 Image available Polypodium californicum Clara Roush 1905-2-2 Los Angeles Palmer's Canyon, no. of Claremont Comment
  UCSB62465  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills Comment
  CAS-BOT-BC71891  Polypodium californicum Geo. B. Grant 1902-6-12 s.n. Los Angeles Mt. Wilson Comment
  SEINET11714016  Polypodium californicum A. J. Hinde 1883-1 s.n. Los Angeles no further locality Comment
  UCSB62297  Polypodium californicum Kiefer, Lawrence 1966-9-4 Los Angeles San Gabriel Mtns., Fish Fork of the E fork of the San Gabriel River, ca. 0.5mi above the falls 1341 Comment
  UCSB62374  Polypodium californicum Kiefer, Lawrence 1967-2-18 Los Angeles San Gabriel Mtns., N of Pasadena, North Fork Mill Creek, ca. 0.25mi upstream from Angeles Forest Hwy 975 Comment
  RSA600467  Polypogon interruptus Steve Boyd, Lauren Raz 1997-4-30 9615 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  UCR182386  Polypogon interruptus R. G. Swinney 1998-5-9 6048 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 201 Comment
  CHSC95528  Polypogon monspeliensis LeRoy Gross; Valerie Soza 2001-6-6 439 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) until you come to bottom of canyon +- shady damp area in dry canyon bed. 427 Comment
  UC121875  Polypogon monspeliensis T. S. Brandegee 1890-5-12 Los Angeles Santa Catalina Island Comment
  LA10118  Polypogon monspeliensis Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0085517  Polypogon monspeliensis Meryl B. Dunkle 1939-8-12 8552 Los Angeles Prisoner's Harbor, Santa Cruz Island. Comment
  RSA0025422  Polypogon viridis Duncan S. Bell, Caitlin Elam 2013-6-24 5241 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UCD91471  Polypogon viridis W. M. Phillipson 1915-1 s.n. Los Angeles Monrovia. Comment
  CAS-BOT-BC410011  Populus X parryi Peter H. Raven; Henry J. Thompson 1959-9-6 14394 Los Angeles Santa Monica Mountains, near mouth of Malibu Creek 12 Comment
  SD65468  Potentilla glandulosa subsp. reflexa Reid Moran 1967-7-22 14094 Los Angeles canyon south of Chilao, San Gabriel Mountains 1550 Comment
  UCR147798  Potentilla glandulosa subsp. reflexa Valerie Soza, LeRoy Gross 2000-6-13 999 Los Angeles San Gabriel Mountains, Spring along Burkhart Trail (FS trail 10W02), from Buckhorn Flat to Cooper Canyon, c. 0.8 mi along trail from Buckhorn Flat trailhead 1845 Comment
  SEINET10629187  Prunus dulcis Heidi H. Schmidt 1999-10-10 Schmidt 3909 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  RSA453210  Prunus emarginata Bonnie C. Templeton 1933-5-15 5142 Los Angeles East Blue Ridge, Big Pines Park, San Gabriel Mountains. 2134 Comment
  PASA1183  Prunus ilicifolia Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  RSA453252  Prunus ilicifolia Gordon Pilone, Mark Parratt 1962-6-24 499 Los Angeles 1 mile W of Topanga Canyon Road on [Robinson?] Road 305 Comment
  RSA594854  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1996-10-8 8983 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  UCR179270  Prunus ilicifolia R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.4 miles east of Glendora Mtn. Rd. 366 Comment
  RSA454133  Prunus ilicifolia subsp. ilicifolia Donald R. Bissing 1973-6-2 102 Los Angeles Evey Canyon, San Gabriel Mountains. 1.0 mile from mouth of canyon. 878 Comment
  RSA584218  Prunus ilicifolia subsp. ilicifolia Tim S. Ross, Orlando Mistretta 1993-5-27 7331 Los Angeles W end of San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft.) toward Wilson Canyon. 625 Comment
  LA208152  Prunus ilicifolia subsp. lyonii P. C. Everett; 1934-9-30 6206 Los Angeles Santa Catalina Island, 0.5 mi. above Mexican Settlement and up left ( E ) Fork of Pebbly Beach Canyon 152 Comment
  CAS-BOT-BC356411  Pseudognaphalium beneolens Tim Ross 1992-7-17 6735 Los Angeles San Gabriel Mtns: Rocky summit of Fox [triangulation point, 5033-ft], on the steep divide between Fox Creek and Vogel Canyon 1533 Comment
  LA200199  Pseudognaphalium biolettii Barbara Crumly; 1953-3-21 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA0021706  Pseudognaphalium biolettii Duncan S. Bell, Caitlin Elam 2013-6-24 5255 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA669714  Pseudognaphalium biolettii LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 500 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon. 449 Comment
  CAS-BOT-BC356713  Pseudognaphalium californicum Tim Ross 1992-6-15 6576 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): S-draining tributary of Turnbull Canyon 304 Comment
  UCD135223  Pseudognaphalium stramineum Geoffrey Levin 1974-5-31 188 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Alluvial Fan of Mt. San Antonio (San Gabriel Mts.) 335 Comment
  CAS-BOT-BC80063  Pseudotsuga macrocarpa William R. Dudley 1899-7-22 s.n. Los Angeles Sides of Mt. Lowe 1219 Comment
  CAS-BOT-BC80070  Pseudotsuga macrocarpa G. B. Grant 1904-2-14 6125 Los Angeles Mt. Lowe Comment
  SEINET5334803  Pseudotsuga macrocarpa W. D. Billings 1951-6-18 2102 Los Angeles Local in steep canyons and ravines, San Gabriel Range 91 Comment
  RSA533917  Psilocarphus brevissimus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5184 Los Angeles San Clemente Island: Twin Dams, shallow pond at the westerly of two earthen dams, and mesic inlet draw 474 Comment
  RSA702833  Pteridium aquilinum var. pubescens Scott D. White 2004-4-23 10236 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  CAS-BOT-BC421207  Pterostegia drymarioides Tim Ross; Steve Boyd 1991-4-25 4570 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated betwen Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 865 Comment
  RSA0039642  Pterostegia drymarioides R. G. Swinney 2010-5-29 13412 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA674850  Pterostegia drymarioides Scott D. White, Kent Hughes 2000-5-17 7876 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  SEINET12190595  Punica granatum J. F. Bright, Wyman, C. 1931-1 5273 Los Angeles Los Angeles Comment
  UCSB27991  Quercus X alvordiana Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  SD69370  Quercus X macdonaldii Robert F. Thorne, P. Everett 1965-5-12 34639 Los Angeles Santa Catalina Island, Bulrush Canyon, wet margins of small stream 244 Comment
  UCD46915  Quercus X macdonaldii Mrs. Blanch Trask 1909-4-23 s.n. Los Angeles Catalina Isl. Comment
  UCR125953  Quercus agrifolia A. C. Sanders, Mark Elvin 2002-6-19 25164 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
  RSA0115968  Quercus agrifolia var. agrifolia R. G. Swinney 2010-8-11 13506 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  POM273499B  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  UCR252566  Quercus berberidifolia R. G. Swinney 2010-6-21 13259 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  RSA488448  Quercus chrysolepis Mark Hoefs 1974-9-17 534 Los Angeles Santa Catalina Island, Gallagher's Canyon- lower west fork 30 Comment
  RSA616133  Quercus chrysolepis Louis C. Wheeler 1967-5-18 9619 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UCD45457  Quercus chrysolepis R. L. Armacost 1962-10-6 1510 Los Angeles Canyon Oak. Upper San Antonio Canyon near Claremont. Comment
  CAS-BOT-BC86901  Quercus douglasii E. R. Blakley 1962-10-6 5468 Los Angeles Santa Catalina Island. Pebble Beach Canyon 91 Comment
  CAS-BOT-BC86374  Quercus dumosa John H. Thomas 1956-11-8 6476 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  SACT002659  Quercus dumosa Louis Wheeler 1932-4-1 Los Angeles Northeast La Verne. Semi-shde on clay mesa. Comment
  UC5594  Quercus dumosa W. H. Brewer 1860-12-5 46 Los Angeles San Gabriel Mts. Comment
  SEINET12034338  Quercus dumosa J. A. Ewan 1933-1 10800 Los Angeles cabove Verdugo Canyon Comment
  POM19010  Quercus durata var. gabrielensis E. S. Spalding 1921-2-23 s.n. Los Angeles Near Palmer Canyon, north of Claremont. Comment
  RSA476761  Quercus durata var. gabrielensis Anstruther Davidson 1890-05 s.n. Los Angeles Glendale. Comment
  RSA611104  Quercus durata var. gabrielensis Louis C. Wheeler 1936-1-19 4075 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  RSA653361  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 300 Los Angeles 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) 305 Comment
  SBBG121233  Quercus durata var. gabrielensis V. Soza with L. Moore 2000-5-10 852 Los Angeles Verdugo Crestline Drive, N of La Tuna Cyn and S of Pasko Park 563 Comment
  SEINET4293367  Quercus durata var. gabrielensis Unknown 2012-1 PS Manos 1820 Los Angeles East Fork of San Gabrielle River Comment
  UCD45989  Quercus durata var. gabrielensis D. Q. Cavagnaro 1963-9-19 103 Los Angeles 1.4 miles above Lower San Antonio Ranger Station, Mt. Baldy. Los Angeles County, California. 975 Comment
  CAS-BOT-BC94180  Quercus engelmannii William Marriott Canby 1894-3-1 s.n. Los Angeles Pasadena Comment
  LA205295  Quercus engelmannii Louis Wheeler; 1932-9-7 1353 Los Angeles 2 mi. NE of La Verne 403 Comment
  POM2103  Quercus engelmannii I. M. Johnston 1918-3-29 s.n. Los Angeles Lone Hill, South of Glendora 305 Comment
  RSA177660  Quercus engelmannii Robert F. Thorne, P. Everett 1965-5-12 34611 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  SD72799  Quercus engelmannii F. R. Fosberg 1931-1-7 7111 Los Angeles Arcadia 149 Comment
  UC629767  Quercus engelmannii Annetta Carter 1940-1-11 1489 a Los Angeles ne of head of Baldwin Avenue (foothills of the San Gabriel Mountains); Sierra Madre, San Gabriel Mountains 335 Comment
  POM270727  Quercus john-tuckeri Lyman Benson 1946-11-21 12238 Los Angeles 5 miles east of Big Pine 1311 Comment
  CAS-BOT-BC105259  Quercus kelloggii Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  UCSB60670  Quercus kelloggii Muller, Cornelius 1937-8-7 Los Angeles 5 mi West of Swarthand, San Bernardino Mtns. 1524 Comment
  RSA477307  Quercus lobata Fordyce Grinnell Jr. 1916-10-6 s.n. Los Angeles Pasadena. Comment
  SBBG47527  Quercus pacifica M. B. Dunkle 1928-10-14 2018 Los Angeles Renton Mine Rd Comment
  UCR281775  Quercus pacifica Mitch Provance, Scott Duff 2017-6-29 617- 60 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  SBBG43925  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SBBG95705  Quercus tomentella M. B. Dunkle 1928-11-2 2028 Los Angeles Gallagher Cyn Comment
  UCR86528  Quercus tomentella T. S. Ross, E. Kellogg 1992-4-12 6126 B Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  SDSU6995  Quercus wislizeni J. Godsil 1953-3-9 564 Los Angeles Little Dalton canyon, above San Gabriel lakes. 960 Comment
  RSA585428  Quercus wislizeni var. frutescens Tim S. Ross 1990-5-31 2722 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  SD1078  Quercus wislizeni var. frutescens Fidella G. Woodcock Sep 1930 Los Angeles Mt. Lowe Comment
  UCSC000842  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  CHSC110019  Rhamnus californica Mark Elvin; Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 360 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Claremont. ~0.6mi W of Mt. Baldy Rd. in Evey Canyon. Comment
  UCR210165  Rhamnus californica subsp. tomentella R. G. Swinney 2008-8-13 9396 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  CAS-BOT-BC59927  Rhamnus crocea B. F. Allen; C. F. Allen 1941-8-10 s.n. Los Angeles Junction of Reyniez and Sand Canyons. N. face of San Gabriel Mts. Comment
  CAS-BOT-BC59839  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1995-6-28 8645 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 737 Comment
  CAS-BOT-BC59840  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1993-5-23 7272 Los Angeles Northerly draw draining from saddle between Red Mtn's long e. ridge and a small notched peak (3227-ft), to upper 896 Comment
  LA52138  Rhamnus ilicifolia Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon 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
  UCR212770  Rhamnus ilicifolia Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1779 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, San Dimas Canyon Creek 380 Comment
  UCR259632  Rhamnus ilicifolia R. G. Swinney 2010-3-30 12123 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  SD45604  Rhamnus pirifolia Darley F. Howe 1953-5-3 Los Angeles Mouth of Wain Canyon, Catalina Island Comment
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Jun 10 2014
  RSA390149  Rhamnus tomentella subsp. cuspidata Mildred R. Solomen 1931-7-12 2065 Los Angeles Mt. Wilson. Comment
  CAS-BOT-BC199077  Rhus aromatica Timothy S. Ross; Steve Boyd 1994-5-10 7740 Los Angeles Canyon bottom and adjacent northerly lsopes at the confluence of blueline drainage NNE off the face of Warm springs Mtn., ca. 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon, Warm Springs Mountain 7.5' USGS - Wram Springs Canyon 682 Comment
  UCD135883  Rhus diversiloba Kenneth A. Wilson 1961-2-20 866 Los Angeles San Gabriel Mtns. Little Tijunga Canyon. Comment
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Oct 29 2014
  RSA562573  Rhus integrifolia Steve Boyd, Walter Appleby 1993-4-22 7977 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  SD69651  Rhus integrifolia Robert F. Thorne, Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36739 Los Angeles Santa Catalina Island, Wild Boar Gully, ca. 1 mile west north west of Salta Verde Point 199 Comment
  UCR177773  Rhus laurina LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 397 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  SFV2144  Rhus ovata K. A. Wilson 1961-3-11 995 Los Angeles San Gabriel Mountains San Francisquito Canyon Road and Clearwater Canyon. 640 Comment
  SJSU1874  Rhus ovata J. R. Tilden 1957-4-18 1108 Los Angeles Glendora Mt above Glendora, San Gabriel Mts Comment
  UCR271588  Rhus ovata R. G. Swinney 2011-11-3 15995 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
  UC1595388  Rhus trilobata Tim Ross 1991-3-10 4211 Los Angeles e side of Rancho Santa Ana (Bernard Field Station); Claremont 391 Comment
  UC450911  Rhus trilobata F. A. MacFadden 1931-3-20 9 E Los Angeles Tuna Canyon; Verduga Hills 335 Comment
  POM156310  Rhus trilobata var. pilosissima L. R. Abrams 1903-3-8 3113 Los Angeles Sepulveda Canyon. Comment
  RSA549571  Rhus trilobata var. pilosissima T. S. Ross 1991-3-10 4211 Los Angeles Claremont: Bernard Field Station, on E side of RSA; disturbed Artemisia californica scrub. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  POM50745  Rhus trilobata var. quinata A. D. E. Elmer 1902-06 3680 Los Angeles Acton, Mt. Gleason Comment
  RSA575535  Ribes R. G. Swinney 1993-7-21 2517 Los Angeles San Sevaine Flats, ca. 300m W of San Sevaine well, 8.2 miles NW of Lytle Creek Road. 1695 Comment
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Aug 4 2019
  SFV21982  Ribes aureum V. Soza, L. Gross, R. Kopelov 2000-3-30 654 b Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. West-facing slope of canyon sides in area cleared and open above near housing. 579 Comment
  SBBG125799  Ribes aureum var. gracillimum L. Ballard 2013-3-12 Los Angeles Towsley Cyn, Santa Susana Mtns 426 Comment
  CLARK-A1528-4120  Ribes californicum var. hesperium John C. Roos 1966-2-4 Los Angeles Claremont Comment
  RSA476448  Ribes californicum var. hesperium Gary D. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon Comment
  RSA0064061  Ribes cereum R. G. Swinney 2010-10-13 14014 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA230181  Ribes cereum var. cereum Robert F. Thorne 1969-7-10 38362 Los Angeles Mescal Creek Play Area 2043 Comment
  CAS-BOT-BC108895  Ribes divaricatum var. pubiflorum Clarence R. Quick 1940-3-20 s.n. Los Angeles El Monte. Comment
  SEINET3154876  Ribes grantii G. B. Grant 1904-5-17 6241 Los Angeles North side of Mt. Wilson 1676 Comment
  RSA441485  Ribes indecorum Louis Greata 1901-04 s.n. Los Angeles San Gabriel Mts. Comment
  RSA549567  Ribes indecorum Tim S. Ross 1991-3-10 4225 Los Angeles Claremont: Bernard Field Station, on E side of RSA; disturbed Artemisia californica scrub. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  RSA84505  Ribes indecorum F. W. Peirson 1918-11-1 299 Los Angeles along top of ridge on trail to Switzer s Camp, Arroyo Seco 945 Comment
  UC1127271 Image available Ribes malvaceum A. D. Gifford 1935-1-7 404 Los Angeles 6 1/2 mi ese Whitaker Peak (Plot #102); Tejon Quadrangle Comment
  UCSB17129  Ribes malvaceum var. malvaceum Vernand, Ramona 1963-3-15 Los Angeles 36 miles northwest of Santa Monica via U.S. Highway 101 alternate; 1.5 miles north on Decker Canyon Road Comment
  CAS-BOT-BC219179  Ribes nevadense Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles Big Pines Camp, San Gabriel Mountains Comment
  RSA512153  Ribes quercetorum Steve Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct . San Andreas rift zone bissects the site. Comment
  RSA1178  Ribes quercetorum B. D. Stark 1930-6-28 866 Los Angeles Pine Canyon Comment
  RSA549794  Ribes roezlii Wandalee Thompson 1964-4-14 12 Los Angeles Mouth of Richardson Canyon, 2 miles W of Three Points on N-2 (Pine Canyon Road) 1128 Comment
  CAS-BOT-BC186159  Ribes roezlii var. roezlii R. F. Thorne; M. Z. Thorne 1969-7-10 38359 Los Angeles San Gabriel Mts., Angeles National Forest: Near Lodgepole Picnic Ground, c. 1 1/2 miles SE of Dawson Saddle along Angeles Crest Hwy. 2316 Comment
  CAS-BOT-BC168677  Ribes speciosum John Thomas Howell 1928-3-4 3380 Los Angeles Santa Monica Mountains, ne. of Pacific Palisades Comment
  LA50746  Ribes speciosum H. Lewis; 1940-2-4 1048 Los Angeles Santa Monica Mountains, Mulholland Drive 609 Comment
  RSA708614  Robinia pseudoacacia Valerie L. Soza, Leland Lubinsky 2001-5-16 1232 Los Angeles Drainage off Whiting Woods Mtwy, ridge north of Henderson Canyon. 549 Comment
  PASA1625  Romneya coulteri Geneveive Torrey Los Angeles Altadena Comment
  CAS-BOT-BC92171  Romneya coulteri var. coulteri S. B. Parish; W. F. Parish 1882-10-1 393 Los Angeles Santa Ana River. Comment
  UC212657  Rorippa nasturtium-aquaticum Marjorie Shaw, Edna Spaulding, and Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 Los Angeles Lovejoy Springs Mojave Desert, Lovejoy Springs Comment
  RSA449696  Rosa californica F. R. Fosberg 1931-7-16 S- 5601 Los Angeles Santa Catalina Island, Gallagher's Canyon-right fork- canyon bottom Comment
  RSA550704  Rosa californica Tim S. Ross, Annette Ross 1991-7-29 5702 s Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA567157  Rosa californica Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-27 3892 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  UCR124390  Rosa californica I. W. Clokey, B. C. Templeton 1929-1 4559 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR218016  Rosa californica A. C. Sanders, Dan S. Cooper 2010-8-5 38571 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR272842  Rosa californica R. G. Swinney 2011-6-1 14938 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
  JEPS44773  Rubus parviflorus F. W. Peirson 1921-6-17 1958 Los Angeles on Chilao-Islip Trail at crossing Little Rock (San Gabriel Mts.); , crossing of Little Rock 1981 Comment
  UCR43318  Rubus parviflorus David Charlton 1986-6-15 292 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  JEPS47295  Rubus pensilvanicus Joseph Andorfer Ewan 1932-6-24 7548 Los Angeles Arizona Ave 4 mi w Hawthorne; w of Hawthorne Comment
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Jul 23 2014
  RSA0011381  Rubus ursinus Orlando Mistretta, Christine Mistretta 2011-7-13 5943 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  UCR219939  Rubus ursinus R. G. Swinney 2009-4-16 10366 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
  SBBG131534  Rumex conglomeratus S. A. Junak 1999-7-17 SCa 1070 Los Angeles W end of "Rig Field," plant stop 213 Comment
  SD252366  Rumex conglomeratus Steven A. Junak 1999-7-16 Sca 1052 Los Angeles Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. Comment
  IRVC28732  Rumex crispus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25514 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  RSA660896  Rumex crispus Darron David 1992-5-8 15 Los Angeles Hacienda Heights, 3.0 miles south of the intersection of Colima Rd. and Haliburton Rd., respectively Comment
  RSA595691  Rumex hymenosepalus Louis C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 793 Comment
  RSA774956  Rumex salicifolius R. G. Swinney 2009-5-6 10685 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR149904  Rumex salicifolius R. G. Swinney 1999-6-18 7343 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  UCR223329  Rumex salicifolius R. G. Swinney 2009-5-20 10833 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA191570  Salazaria mexicana Robert F. Thorne 1966-4-23 36147 Los Angeles San Gabriel Mountains: just N of Valyermo 1067 Comment
  SEINET8911914  Salazaria mexicana D. J. M. 1991-1 Los Angeles Lovejoy Buttes in Lake Los Angeles 914 Comment
  RSA601748  Salix exigua Louis C. Wheeler 1966-10-23 9052 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  RSA703552  Salix exigua Gary D. Wallace, Ann Hiller 1983-5-18 2068 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  SJSU254  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles Lower Gabriel Canyon c. 9.5 km above Azusa 304 Comment
  UC1375321  Salix exigua Robert F. Thorne and C. W. Tilforth 1971-6-17 39888 Los Angeles 0.7 mi w Soledad Station (along Santa Clara R.); n slope San Gabriel Mts., Soledad Canyon 609 Comment
  UC150052  Salix exigua LeRoy Abrams 1903-4-13 3255 Los Angeles old bed of Los Angeles R. Florence Comment
  UCR107256  Salix exigua R. G. Swinney 1994-8-23 3224 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Mt. Baldy Rd on W shoulder, c. 0.25 mi SW of Mt. Baldy Rd junction w/ Glendora Mountain Rd. Comment
  UC184286  Salix exigua var. hindsiana A. D. E. Elmer June, 1902 3650 Los Angeles Saugus Comment
  UC492447  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek below Castaic; San Gabriel Mts. 300 Comment
  POM362596  Salix laevigata Robert Gustafson 1981-3-18 2128 Los Angeles Ballona Wetlands, Area 1. Comment
  SBBG31327  Salix laevigata R. F. Thorne 1966-4-5 35812 Los Angeles Middle Ranch Cyn, below Stage Station SW of Eagles' Nest Comment
  UC492468  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon Santa Monica Mts., Lower Topanga Canyon 15 Comment
  UCR261361  Salix laevigata R. G. Swinney 2010-4-1 12169 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR270254  Salix laevigata R. G. Swinney 2011-6-30 15397 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  POM156304  Salix lasiolepis L. R. Abrams 1902-3-6 3103 Los Angeles Centinela creek, Inglewood. Comment
  POM320744  Salix lasiolepis M. A. Clauser 1965-3-17 120 Los Angeles Evey Canyon. San Gabriel mtn range, Pacific slope drainage area. 762 Comment
  SD1052  Salix lasiolepis Carl W. Sharsmith 1932-2-14 10 Los Angeles bottom of lower San Gabriel Canyon, about 9.5 km above Azusa 299 Comment
  UC483069  Salix lasiolepis F. R. Fosberg 1932-3-1 S 4220 b Los Angeles 2 1/2 mi. below Wildwood; Santa Monica Mts., Topanga Canyon 60 Comment
  LA208801  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-15 7641 Los Angeles Area 1 Comment
  RSA0034681  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles Bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  LA201041  Salpichroa origanifolia George T. Hastings; 1950-7-23 sn Los Angeles Comment
  RSA223710  Salsola gobicola E. C. Twisselmann 1970-9-8 17478 Los Angeles Antelope Valley: Avenue A at 50th Street West. 732 Comment
  RSA444934  Salsola tragus L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA729939  Saltugilia grinnellii subsp. grinnellii R. G. Swinney 1999-6-28 7422 Los Angeles East Fork of Puzzle Canyon Canyon. near old homesite at 2800 Deep Creek Cny. Rd. 1402 Comment
  SD125712  Saltugilia splendens K. Harper 1986-5-17 Los Angeles San Gabriel Mountains, on Rd. N3 ca. 2 miles SW of Mill Creek Summit 1524 Comment
  SBBG64372  Saltugilia splendens subsp. splendens R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  CHSC90743  Salvia apiana John Gerard 1972-5-12 Los Angeles Hills behind the campus of California Polytechnic College. Pomona. Comment
  RSA577970  Salvia apiana S. Carlquist 1983-7-20 15803 Los Angeles Canyon between chapel and gymnasium, Webb School, Claremont. Comment
  UC25658  Salvia apiana J. Burtt Davy May 9 1896-May 24 1896 2640 Los Angeles Leonis Valley; Antelope Valley Comment
  UCD125459  Salvia apiana G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  UCR140964  Salvia apiana June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, Sycamore Flat campground, Big Rock Creek 1311 Comment
  UCR65229  Salvia apiana F. R. Fosberg 1931-5-6 S- 04808 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  RSA442836  Salvia apiana William Emboden 1969-5-28 22 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA82934  Salvia apiana F. W. Peirson 1920-4-30 180 Los Angeles Arroyo Seco, Pasadena. 381 Comment
  SEINET12273089  Salvia apiana J. F. Bright, Wyman, C. 1931-1 5500 Los Angeles Foothills of Mt.Wilson Comment
  SBBG95203  Salvia columbariae M. B. Dunkle 1928-3-31 1774 Los Angeles Campo Blanco 182 Comment
  UC1922290  Salvia columbariae Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 761 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. Near 34deg 12' 23.9'' N 118deg 17' 45.9'' W T1N R14W N/2, NE/4 sec. 1; T2N R14W SE/4, SE/4 Comment
  RSA175252  Salvia columbariae Robert F. Thorne 1963-5-15 31663 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA658221  Salvia columbariae var. columbariae J. Doughty 1985-5-11 135 Los Angeles Angeles National Forest: Graveyard Canyon junction of San Gabriel Road and the entrance to Follows Camp. Comment
  HSC14351  Salvia dorrii C. S. Apperson 1967-6-3 Los Angeles 28 miles from Gorman on Ave. D 854 Comment
  LA69668  Salvia dorrii var. pilosa Carl Epling; L. Ellison 1930-4-17 sn Los Angeles Palmdale Comment
  RSA446281  Salvia dorrii var. pilosa Gale Sphon 1959-4-4 285 Los Angeles 3 miles north of Big Rock Public Camp, Big Rock Creek. Comment
  RSA446324  Salvia leucophylla Fay A. MacFadden 1931-4-22 2660 Los Angeles San Francisquito Canyon. Comment
  UCR26221  Salvia leucophylla John C. Roos 1947-5-17 3630 Los Angeles Placerita Canyon, east of Newhall Comment
  UCSB9283  Salvia leucophylla Haller, Norman 1953-5-7 Los Angeles 300 yds West of Beverly Glen Canyon; on Mulholland Dr; Santa Monica Mts Comment
  CAS-BOT-BC233309  Salvia mellifera Le Roy Abrams 1901-4-6 1391 Los Angeles Big Tujunga Wash Comment
  HSC12511  Salvia mellifera Wendell Wood 1970-6-17 8 Los Angeles Linda Vista Rd. and Chevy Chase, Glendale 366 Comment
  LA82003  Salvia mellifera O. H. Kappler; 1940-5-12 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 365 Comment
  UCR153554  Salvia mellifera A. C. Sanders 2005-5-11 30184 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA434070  Salvia spathacea T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA719751  Sambucus mexicana R. G. Swinney, Dave Larson 1996-7-17 5142 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  UC1125338  Sambucus mexicana F. H. Raymond 1930-1-28 36 Los Angeles Escondido Canyon Angeles National Forest, Triunfo Pass Quadrangle (head) 487 Comment
  UCR159808  Sambucus mexicana Phillip Robinson 1991-5-9 350 Los Angeles Los Angeles Basin region; San Gabriel Valley, Sycamore Canyon, 0.25 miles south of intersection of Beverly Blvd. & Workman Mill. 0.5 miles east of Workman Mill on trail into canyon. [City of Industry, SW of Rio Hondo College, east of 605 Fwy] Comment
  CAS-BOT-BC238717  Sambucus nigra subsp. caerulea John I. Carlson 1914-4-21 s.n. Los Angeles Avalon, Catalina Isl. Comment
  SD52887  Sambucus nigra subsp. caerulea Peter H. Raven 1962-5-9 17697 Los Angeles San Clemente Island, on floor of canyon just north of Gray 299 Comment
  UCR258691  Sambucus nigra subsp. caerulea R. G. Swinney 2010-3-22 12031 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SBBG42512  Sanicula arguta R. Moran 1941-3-7 686 Los Angeles Middle Ranch 200 Comment
  UC398746  Sanicula arguta Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  UCR190527  Sanicula arguta R. G. Swinney 1990-3-19 1524 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA471463  Sanicula crassicaulis Blanche Trask 1901-05 s.n. Los Angeles Avalon, Santa Catalina Island. 1 Comment
  RSA11609  Sanicula tuberosa C. Epling, R. Fowler, K. Kueen 1933-04 s.n. Los Angeles Santa Monica Mtns, Boney Ridge. Comment
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Nov 11 2014
  RSA471492  Sanicula tuberosa Anstruther Davidson 1892-05 s.n. Los Angeles Millard Canon. Los Angeles. Comment
  RSA83430  Satureja mimuloides F. W. Peirson 1924-7-8 5394 Los Angeles 2.5 miles below Switzer s Camp, San Gabriel Mts, above Pasadena. 671 Comment
  UC858699  Saxifraga californica I. W. Clokey, E. G. Anderson 1931-3-11 5347 Los Angeles San Gabriel Canyon, above junction San Gabriel Canyon Comment
  CAS-BOT-BC227221  Schismus barbatus Timothy S. Ross; Steve Boyd 1994-5-4 7627 Los Angeles Liebre Mountains. San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  RSA563505  Schismus barbatus Timothy S. Ross 1993-5-13 7123 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  RSA127824  Schoenoplectus californicus Peter H. Raven, H. J. Thompson 1959-9-6 s.n. Los Angeles Santa Monica Mountains: Malibu Creek., 34 deg N, 118 deg -119 deg W. 6 Comment
  RSA776783  Scirpus microcarpus Orlando Mistretta, Christine Mistretta 2010-6-8 5280 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
  LA51845  Scrophularia californica subsp. californica C. L. Hogue; 1954-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, ca 3 mi. N of Sunset Blvd. Comment
  POM220066  Scrophularia villosa F. R. Fosberg 1932-5-6 8133 Los Angeles Santa Catalina Island, Big Wash Canyon, Avalon 25 Comment
  SBBG71561  Scutellaria mexicana M. N. Ackley 1927-5-8 478 Los Angeles Little Rock foothills 914 Comment
  POM19034  Scutellaria siphocampyloides P. A. Munz 1923-6-9 6924 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  RSA596087  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1995-6-28 8631 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  SBBG71219  Scutellaria siphocampyloides R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA718275  Scutellaria tuberosa R. G. Swinney 1998-4-13 5963 Los Angeles Claremont Hills Wilderness Park. 622 Comment
  CAS-BOT-BC240059  Secale cereale A. C. Sanders; S. D. Boyd 1997-4-20 20492 Los Angeles Antelope Valley: along Hwy 138 in vicinity of 230th St. West 890 Comment
  SBBG70359  Sedum spathulifolium Anstruther Davidson -Jul-1893 Los Angeles Switzers Peak Comment
  RSA162793  Selaginella asprella John D. Olmsted 1959-11-8 1080 Los Angeles San Gabriel Mountains, E. Fork San Gabriel R.; Fish Fork between sixth and seventh falls. 1418 Comment
  CAS-BOT-BC62027  Selaginella bigelovii Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  LA94003  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-13 1733 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  UC284755  Selaginella bigelovii P. A. Munz 1923-4-10 6726 Los Angeles e coast San Clemente Isl. (canyon s of Lemon Tank) Comment
  JEPS37309  Senecio flaccidus var. douglasii C. E. Hutchinson 1892-7-20 Los Angeles Old Mt. Wilson Trail San Gabriel Mts. 304 Comment
  CAS-BOT-BC341212  Senecio lyonii Frank W. Peirson 1923-4-12 3478 Los Angeles Wilson's Cove, San Clemente Is. Comment
  RSA3610  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  SBBG95941  Senecio lyonii M. B. Dunkle 1939-11-24 Los Angeles east coast summit Comment
  UCR256134  Senecio vulgaris R. G. Swinney 2010-4-20 12303 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  UCR206536  Senna A. C. Sanders, T. B. Salvato 2009-5-19 36830 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  SFV21874  Senna artemisioides J. N. Hogue 2008-3-10 s. n. Los Angeles San Fernando Valley Sunland, Big Tujunga Wash, at north end of Sharon Ave. 350 Comment
  RSA594796  Sesuvium verrucosum Steve Boyd, Lauren Raz 1996-10-29 9098 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 999 Comment
  RSA550710  Setaria parviflora Timothy S. Ross 1991-7-29 5717 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona 229 Comment
  RSA670355  Setaria parviflora Bonnie C. Templeton 1956-7-4 7677 Los Angeles E. Los Angeles. Comment
  SFV2296  Sidalcea malviflora R. L. Armacost Apr 1934 115 dup. Los Angeles Santa Monica. Vacant hillside. Comment
  RSA477832  Silene antirrhina F. R. Fosberg 1931-3-26 S- 4381 Los Angeles Santa Catalina Island. West of Hamilton s Beach. 50 Comment
  PASA1297  Silene gallica A. Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  LA200353  Silene gallica Michael Neuman; February 1984 20 Los Angeles Comment
  RSA0041778  Silene gallica Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2824 Los Angeles Santa Catalina Island: Hillside above New York Harbor. 55 Comment
  RSA650327  Silene gallica H. J. Thompson 1959-5-24 2006 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road. 335 Comment
  RSA724722  Silene laciniata K. Dobry 1991-3-16 d- 214 Los Angeles Santa Monica Mts. Lower Cold Creek Cyn. Montifisher Property Comment
  LA39240  Silene laciniata subsp. laciniata H. L. Bauer; 1935-3-20 112 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 365 Comment
  OBI19464  Silene laciniata subsp. laciniata Bill Arbaugh 1966-5-28 s.n. Los Angeles Little Tujunga Cyn Comment
  POM151361  Silene laciniata subsp. major C. F. Baker 1904-5-6 4742 Los Angeles Hills near Pomona Comment
  RSA0040544  Silene parishii Orlando Mistretta 1990-8-8 s.n. Los Angeles Lily Spring 2454 Comment
  RSA229107  Silene parishii R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38870 Los Angeles above Angeles Hwy. 0.6 mi. SSE of Dawson's saddle 2393 Comment
  RSA730292  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
  SEINET3245798  Silene verecunda R. G. Swinney 2009-1 11248 Los Angeles Transverse Range; San Gabriel Mtns.: summit of Granite Mountain (Chilao Flat 7.5') 606 Comment
  RSA0019861  Silene verecunda subsp. platyota Orlando Mistretta, Christine Mistretta 2011-6-29 5767 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA529150  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1991-7-24 5635 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA699880  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  SBBG2553  Sisymbrium altissimum H. and M. Dearing 1940-4-25 4240 Los Angeles Mint Cyn Comment
  RSA279075  Sisymbrium irio R. F. Thorne, C. W. Tilforth 1971-4-9 41526 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek 381 Comment
  UCR259243  Sisymbrium irio R. G. Swinney 2010-3-14 11899 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
  UCR260353  Sisymbrium irio R. G. Swinney 2010-5-4 12546 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA0087865  Sisymbrium officinale R. G. Swinney 2010-6-21 13285 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  RSA674715  Sisymbrium officinale Scott D. White, P. De Vries 2000-5-18 7910 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
  UCR222768  Sisymbrium officinale R. G. Swinney 2009-5-8 10694 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR270372  Sisymbrium officinale John F. Emmel 2003-4-3 1776 Los Angeles Verdugo Mountains, hill 3077 NW of radio towers on high peak 915 Comment
  RSA15331  Sisyrinchium bellum Carl B. Wolf 1926-3-22 s.n. Los Angeles Occidental College Campus, Eagle Rock 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
  CHSC98109  Solanum douglasii LeRoy Gross; Laura Moore 2000-6-5 206 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview and Mountain, Glendale. Narrow, sunny small canyon between Brand and Idlewood Canyons. 274 Comment
  RSA654420  Solanum douglasii Matt Brooks 1988-4-15 12 Los Angeles Whittier, Turnbull Canyon Rd. 1.8 miles east of its intersection with Beverly Blvd. Comment
  RSA763512  Solanum douglasii R. G. Swinney 2008-11-30 9876 Los Angeles Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  SDSU14344  Solanum douglasii John Viggiano 2003-4-3 36 Los Angeles South Hills Park, Glendora. Along main road North of Park, near bend South from the steepest portion of the road, past and to west of bend approximately 1/3 mile. 299 Comment
  UCR193945  Solanum douglasii A. C. Sanders 2008-7-10 35740 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR219418  Solanum douglasii R. G. Swinney 2009-3-26 10172 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  UCR282134  Solanum douglasii R. G. Swinney 2014-5-15 16529 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA422420  Solanum douglasii Louis C. Wheeler 1931-8-21 3 Los Angeles 1.5 mi. NE La Verne. 373 Comment
  RSA527695  Solanum douglasii Tim S. Ross, Annette Ross 1991-6-3 5518 Los Angeles Elephant Hill: W Pomona. 329 Comment
  RSA657957  Solanum douglasii S. Campbell 1980-6-2 27 Los Angeles Verdugo Mountains: Found 500 feet west off Sierra Place 244 Comment
  UCD126935  Solanum douglasii Gordon Pilone 1961-4-21 11 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mountain Range. Pacific Slope Drainage Area. 365 Comment
  POM305734  Solanum elaeagnifolium Henry J. Ramsey, Henry J. Ramsey 1937-6-27 920 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  RSA187657  Solanum elaeagnifolium Robert F. Thorne 1966-9-15 36693 Los Angeles Santa Catalina Island. Near corral at riding stables, Avalon. 15 Comment
  RSA613501  Solanum elaeagnifolium Louis C. Wheeler 1946-8-23 6229 Los Angeles Pomona: 861 Columbia Avenue. Comment
  SD237633  Solanum nigrum R. G. Swinney 2009-4-13 10313 Los Angeles Transverse Ranges: San Gabriel Mountains Foothills: San Gabriel River under the Puente Largo railway bridge, 0.5 mile north of Foothill Blvd. oneast side of El Encanto Parkway, west of El Encanto Park in Duarte (Azusa 7.5'Q) West side of channel. 184 Comment
  UC2026475  Solanum nigrum Louis C. Wheeler 1975-9-12 s.n. Los Angeles ALTADENA: 202 E. Sacramento Street. Comment
  SEINET10697254  Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3779 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA427431  Solanum umbelliferum Katherine O. Haughton 1931-7-10 s.n. Los Angeles Griffith Park. Comment
  RSA648281  Solanum umbelliferum Jami Liberi 1983-5-19 22 Los Angeles Located in Claremont, across the [street] from the San Antonio Dam. 640 Comment
  UCR270108  Solanum umbelliferum R. G. Swinney 2011-4-9 14367 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA0020563  Solanum umbelliferum G. Foster 1961-6-3 s.n. Los Angeles West Covina Comment
  CATA605  Solanum wallacei Mark L. Hoefs 1991-4-8 1051 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  UCD127091  Solanum xanti Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mile east of Claremont, Antelope Valley. Comment
  POM310457  Solidago californica Margaret Hardinge 1945-12-3 117 Los Angeles Claremont. 351 Comment
  RSA678777  Solidago californica Valerie L. Soza, LeRoy Gross 2002-4-16 1420 Los Angeles Between Pettinger and Haskell canyons. Stables Fire 2001 area. 579 Comment
  UCR209535  Solidago californica R. G. Swinney 2008-7-2 9132 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  CAS-BOT-BC365028  Solidago velutina subsp. californica I. M. Johnston 1918-9-1 2143 Los Angeles San Antonio Mountains. Brown's Flat 1310 Comment
  CATA1912  Solidago velutina subsp. californica Tony Summers 2011-9-30 1 Los Angeles Santa Catalina Island: Bulrush Canyon 263 Comment
  RSA800512  Solidago velutina subsp. californica Jane Tirrell 2012-8-20 LS 0156 Los Angeles Approx. 100 meters south of California State Route 2 near Big Rock Creek drainage about 1.5 miles west of Dawson Saddle. 2346 Comment
  RSA599737  Sonchus asper L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains: Middle Fork of Mill Creek, off Big Tujunga. 1067 Comment
  CAS-BOT-BC365995  Sonchus asper M. B. Dunkle 1939-4-2 7209 Los Angeles Southeast point, San Clemente Island Comment
  SD69570  Sonchus oleraceus Robert F. Thorne 1966-9-14 Los Angeles Santa Catalina Island. behind dunes and salina at Little Harbor. 4 Comment
  UCR41710  Sonchus oleraceus G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UC36520  Sonchus oleraceus J. H. Barber 1897-7 301 Los Angeles Santa Monica Experimental Station , Southern California Comment
  RSA607596  Sorghum halepense L. C. Wheeler 1966-10-25 9071 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA611258  Sparganium erectum subsp. stoloniferum L. C. Wheeler 1946-9-22 6375 Los Angeles Rosemead Blvd. & San Gabriel Blvd. Comment
  CDA20764  Spartium junceum M. O'Brien 2006-5-28 s.n. Los Angeles Topanga State Beach, between Pacific Coast Hwy. and beach, SE of Malibu Canyon Rd. Comment
  HSC15090  Spartium junceum C. E. Fellows 1965-4-13 37 Los Angeles 4/10 mi. N of Los Angeles City limits on Hwy. 118 Comment
  RSA0069847  Spartium junceum R. G. Swinney 2010-4-20 12300 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA660760  Spartium junceum J. Doughty 1985-5-19 192 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  UCR260025  Spartium junceum R. G. Swinney 2010-3-30 12107 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  SD69697  Spergularia bocconi Robert F. Thorne 1966-4-28 36208 Los Angeles Santa Catalina Island; along roadside to Renton Mine, Pebbly Beach Canyon. 2400 Comment
  CAS-BOT-BC390136  Spergularia bocconi Robert F. Thorne 1973-4-11 42799 a Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon 426 Comment
  CAS-BOT-BC390799  Spergularia marina Alice Eastwood 1906-5-29 73 Los Angeles Country adjacent to Los Angeles. Ocean Park Comment
  CAS-BOT-BC390552  Spergularia platensis Le Roy Abrams 1901-4-12 1494 Los Angeles Inglewood Comment
  RSA0106886  Spergularia villosa Steven A. Junak, Mark L. Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 644 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 252 Comment
  SD90295  Spergularia villosa Robert F. Thorne 1973-4-11 42799 b Los Angeles San Clemente Island; plateau in Middle Ranch area at head of Middle Ranch Canyon. 424 Comment
  RSA446606  Stachys albens Thekla Mohr 1915-1 3256 Los Angeles North Fork, San Gabriel River. Comment
  RSA658518  Stachys bullata Diane Elliott 1985-5-10 27 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  RSA714796  Stanleya pinnata Mark Elvin 2003-4-9 2468 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, canyon N of SR 126 from Grapevine Mesa . 335 Comment
  CAS-BOT-BC374814  Stebbinsoseris heterocarpa Louis C. Wheeler 1936-4-12 4092 Los Angeles Hills S Monterey Park, S side 121 Comment
  CATA1584  Stebbinsoseris heterocarpa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2854 Los Angeles Santa Catalina Island: By road to Toyon Beach 313 Comment
  RSA724901  Stellaria media K. Dobry 1991-4-4 434 Los Angeles Elsmere Cyn. West San Gabriel Mts. Comment
  SBBG12078  Stellaria media P. H. Raven 1962-4-10 17235 Los Angeles W side of island about 1.5 mi N of Thirst 457 Comment
  LA82416  Stellaria media Peter H. Raven; Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 91 Comment
  UCD99480  Stellaria nitens Louis C. Wheeler 1967-5-2 9261 Los Angeles Liebre Mountains, north side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 365 Comment
  RSA653377  Stenotaphrum secundatum LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-8 270 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. 335 Comment
  RSA597270  Stephanomeria exigua subsp. coronaria Timothy S. Ross, S. D. Boyd 1990-6-18 3515 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  LA204205  Stephanomeria pauciflora B. R. Lowe; 1954-5-14 Los Angeles San Gabriel Mountains, 0.5 mi E of Little Rock Palmdale Dam Comment
  POM122550  Stephanomeria pauciflora Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster, S.W. Mohave Desert Comment
  CATA1393  Stephanomeria virgata subsp. virgata Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2531 Los Angeles Santa Catalina Island: Road from Black Jack Campground to Escondido 262 Comment
  SD134457  Stillingia paucidentata Craig Reiser 1988-8-17 Los Angeles Western periphery of Palmdale, east of the freeway Comment
  HSC23308  Stipa miliacea C. E. Fellows 1965-