Search Results — 2000 specimen records retrieved (1565 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR149004  Abies concolor June Latting 1973-1-3 s.n. Los Angeles San Gabriel Mountains., Big Rock Creek site, Fenner Canyon 1707 Comment
  SBBG38790  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles China Pt Comment
  RSA460996  Abronia umbellata F. R. Fosberg 1930-6-23 2978 Los Angeles Del Rey. 2 Comment
  CHSC26549  Abronia villosa James Henrickson 1971-5-2 5540 Los Angeles 15 mi. E. of Palmdale, So. slope of Lovejoy Buttes. 853 Comment
  OBI39745  Abronia villosa David J. Keil, V. L. Holland and Dirk R. Walters 1977-5-8 12324 Los Angeles Just outside of Saddleback Butte State Park Comment
  CHSC34551  Abutilon striatum Girina Chen 2002-4-24 12 Los Angeles Cultivated in L.A. Comment
  UCSB10457  Acacia baileyana Lloyd, Robert 1959-3-9 Los Angeles Fifth and College Street, Claremont; just south of Crookshank Hall, Pomona College; San Gabriel Mt. Range; Pacific slope drainage area 365 Comment
  SEINET10940013  Acacia decurrens Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4818 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  SEINET946799  Acacia longifolia W. G. Spaulding 1972-1 s.n. Los Angeles Hills 2 miles SSW of La Canada, 10 miles NE of Los Angeles, Flintridge Foothills 549 Comment
  UCR224030  Acacia longifolia Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11690 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA651446  Acacia paradoxa Robert E. Boyles 1948-1-18 s.n. Los Angeles San Dimas Park. 304 Comment
  UCR149406  Acacia redolens A. C. Sanders, D. Malueg 2001-5-17 24321 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
  UCR91394  Acacia saligna Scott D. White 1995-3-15 2570 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  CAS-BOT-BC30942  Acamptopappus sphaerocephalus Adolph Daniel Edward Elmer 1902-6-1 3621 Los Angeles Lancaster Comment
  RSA764146  Acer macrophyllum Doris Bowers 1957-5-12 501 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  CATA3181  Achillea millefolium Julie L. King 2016-10-26 9 Los Angeles Santa Catalina Island: End of Old West End Rd., ca. 350 meters from junction with West End Rd. 113 Comment
  SBBG79865  Achillea millefolium W. A. Wright 1931-3-6 Los Angeles Santa Catalina Island Comment
  UC1215242  Achillea millefolium Peter H. Raven 1962-4-11 17303 Los Angeles 1 mi s Wilson Cove; San Clemente Island 121 Comment
  UC166770  Achillea millefolium George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 18 -4923 Los Angeles Santa Catalina Island Comment
  RSA94581  Achillea millefolium Raymond J. Dobbs 1927-5-26 7674 Los Angeles near relay station, south slope of San Gabriel Mtns. Comment
  UCD128348  Achillea millefolium Kathy Tajbakhsh 1996-4-13 17 Los Angeles Santa Catalina Island: Fisherman's bay, 200 meters outside of USC Marine Research Station. Comment
  RSA596315  Achnatherum coronatum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3373 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  SBBG127038  Achnatherum occidentale subsp. californicum A. Parikh, N. Gale 2011-6-28 3521 Los Angeles upper Big Tujunga Cyn, just S of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1283 Comment
  UCR187195  Achyrachaena mollis A. C. Sanders 2006-4-25 32193 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
  SBBG96803  Acmispon argophyllus var. argenteus unknown -- Los Angeles San Clemente Island Comment
  CAS-BOT-BC213456  Acmispon argophyllus var. argophyllus Le Roy Abrams 1901-4-1 1519 Los Angeles Wilson's Trail 1219 Comment
  SBBG101153  Acmispon dendroideus var. traskiae T. Ross 1992-4-14 6174 Los Angeles E escarpment, ca. 20 m S of where Nanny Cyn drainage meets the sea 18 Comment
  UCR76410  Acmispon dendroideus var. traskiae T. S. Ross 1992-4-14 6174 Los Angeles Channel Islands; San Clemente Island, Central east side of island, east escarpment c. 20 m south of where Nanny Canyon drainage meets the sea 18 Comment
  SD37797  Acmispon maritimus Edith A. Purer 1931-5-8 2050 B Los Angeles Griffith Park, bare chaparral slope Comment
  CATA1727  Acmispon strigosus Mark L. Hoefs, Steven A. Junak 2000-4-14 3074 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor 469 Comment
  POM6257  Acourtia microcephala I. M. Johnston 1918-7-22 2103 Los Angeles San Antonio Mountains, Cucamonga Canyon. 915 Comment
  SEINET4565812  Acourtia microcephala Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Transverse Ranges; San Gabriel Mountains region; crest of Verdugo Mountains, Verdugo Lateral off Verdugo Motorway 823 Comment
  UCR280499  Acourtia microcephala R. G. Swinney 2014-6-5 16696 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA471672  Acourtia microcephala Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  SFV16228  Adenostoma fasciculatum P. A. Krueger 1994-5-18 52 Los Angeles San Gabriel Mountains 0.2 miles south on Chaney Trail from Millard Campground. 550 Comment
  UCR211897  Adenostoma fasciculatum LeRoy Gross, Duncan Bell 2008-5-27 3421 Los Angeles Transverse Ranges; San Gabriel Mountains, East Mill Creek and Angeles Forest Highway, west from Falcon Mine, SW of Mill Creek Summit, along side of Road 4N18.1 1311 Comment
  RSA0035028  Adenostoma fasciculatum Vincent Arellano 1980-6-2 35 Los Angeles Location the same as plant #34. [2.5 miles south of Placerita at marker 480. West side of road.] 640 Comment
  RSA390488  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-4-10 S- 4562 Los Angeles Avalon Canyon, Santa Catalina Island. 180 Comment
  RSA390578  Adenostoma fasciculatum var. fasciculatum J. R. Parker 1941-07 s.n. Los Angeles Santa Monica Foothills 671 Comment
  POM875  Adiantum capillus-veneris M. M. Culter 1916-5-15 s.n. Los Angeles Claremont (cultivated) Comment
  CATA314  Adiantum jordanii Mark L. Hoefs 1973-6-5 340 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, in stream bed by main road at bridge 22 Comment
  RSA687713  Adiantum jordanii F. R. Fosberg 1931-3-23 R 79 Los Angeles Santa Catalina Island, Hamilton Canyon. 30 Comment
  POM312804  Adiantum jordanii D. Taylor 1952-05 s.n. Los Angeles San Gabriel Mountains, Little Dalton Canyon 396 Comment
  RSA687710  Adiantum jordanii Alva Watry 1931-5-26 s.n. Los Angeles Pico Canyon Comment
  RSA0050333  Agalinis heterophylla Richard G. Swinney 2009-11-9 11584 Los Angeles Transverse Range; San Gabriel Mountains: confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork. 427 Comment
  CDA20106  Agave attenuata M. O'Brien 2003-2-9 MOB 3 -03 Los Angeles South Coast; Malibu Bluffs Recreation Area, Pacific Coast Hwy & Malibu Canyon Rd. 0 Comment
  UCR158862  Ageratina adenophora Scott D. White 1994-7-14 2244 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 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
  JEPS24228  Agoseris grandiflora Henry J. Thompson 1959-5-31 2055 Los Angeles just e of junction with Mulholland Highway Latigo Canyon Road; Santa Monica Mountains 518 Comment
  RSA756785  Agoseris retrorsa Orlando Mistretta, Christine Mistretta 2008-4-28 2536 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  RSA748468  Agrostis R. G. Swinney, Cody Clarke 2001-8-22 8082 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  UCR129390  Agrostis alba I. M. Johnston 1917-8-23 1633 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  UCR205937  Agrostis viridis A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37068 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SEINET10667010  Allium ampeloprasum Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2526 Los Angeles The Farmers Market, 6333 3rd St. Stand: The Fruit Company. Comment
  RSA586482  Allium burlewii Orlando Mistretta, Mark Elvin 1995-6-20 1816 Los Angeles Bare Mountain Canyon. 1845 Comment
  RSA586979  Allium fimbriatum var. fimbriatum Orlando Mistretta 1992-5-8 318 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir; Pacifico Mountain quad; 1159 Comment
  RSA367099  Allium haematochiton T. S. Clare 1929-3-17 s.n. Los Angeles Topanga Canyon. Comment
  RSA598201  Allium haematochiton Steve Boyd, Lauren Raz 1997-3-4 9131 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 987 Comment
  SFV22122  Allium haematochiton V. Soza, L. Gross, B. Hogshead 2001-4-26 1182 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, near junction of Green Verdugo Fire Road from 210 Freeway and road to Green Verdugo Reservoir. Volcanic, rocky ridgetop. 457 Comment
  SBBG127041  Allium lacunosum var. davisiae A. Parikh, N. Gale 2011-6-16 3477 Los Angeles Aliso Cyn, 1.3 km W of Angeles Forest Hwy, 0.1 km N of Aliso Cyn Rd; San Gabriel Mtns 1120 Comment
  CAS-BOT-BC471090  Allium lacunosum var. lacunosum Louis C. Wheeler 1932-4-10 607 Los Angeles 2 mi. W Palmdale Comment
  RSA367114  Allium peninsulare var. peninsulare L. C. Wheeler 1931-5-10 s.n. Los Angeles 1/4 Mile Below the dam. Comment
  CATA1913  Allium praecox Charlie de la Rosa 2010-4-20 2 Los Angeles Santa Catalina Island: Above road to Reclamation Pond above USC Wrigley Institute 48 Comment
  CAS-BOT-BC475406  Allium praecox George B. Grant; Walter Wheeler 1904-4-21 34 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA724721  Allophyllum K. Dobry 1991-6-28 d- 872 Los Angeles Santa Monica Mts. Las Virgenes Rd. & Mulholland Hwy. at Soka Univ., E. Section Comment
  SEINET2444432  Allophyllum divaricatum Mark A. Elvin, Cathleen Weigand 2003-5-22 2894 Los Angeles Santa Susana Mtns. Crest of mountains at head of Salt Canyon, Newhall Ranch. 915 Comment
  UCR101749  Allophyllum divaricatum L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns, Devil's Canyon, depression on bench NE of campground 1433 Comment
  UCR89948  Allophyllum divaricatum Scott D. White, Chet McGaugh 1995-6-6 3224 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA0113510  Allophyllum divaricatum Lyman Benson 1945-6-5 11764 Los Angeles Cold Spring, 2-1/2 miles southwest of Camp Baldy on the Glendora Road. Mt. Range: San Gabriel. 1371 Comment
  UC1517700  Allophyllum glutinosum Mrs. Trask May 1897 5 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  SBBG131732  Amaranthus S. A. Junak 1999-5-22 SCa 1013 Los Angeles Avalon Cyn, at entrance to Catalina Stables 48 Comment
  UCR209675  Amaranthus muricatus A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37183 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St. 33 Comment
  UCR61059  Amaranthus retroflexus R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns, near Glendora Wilderness Park, Big Dalton Canyon 428 Comment
  LA32010  Amblyopappus pusillus Peter H. Raven; 1959-4-4 Los Angeles Santa Monica Mountains, just E of Zuma Beach 9 Comment
  RSA680073  Amblyopappus pusillus Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 317 Los Angeles San Clemente Island. North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces and slope between terraces along N shore within 100m of ocean. 9 Comment
  RSA151209  Amblyopappus pusillus Peter H. Raven 1962-4-9 17137 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  RSA760606  Ambrosia acanthicarpa R. G. Swinney 2008-12-2 9927 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  UCR247984  Ambrosia acanthicarpa David J. Keil 1986-9-27 19741 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  UCR258890  Ambrosia acanthicarpa R. G. Swinney 2010-8-16 13520 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA680070  Ambrosia chamissonis Mark Elvin, Michael Wall, Jennifer Stone 1996-8-8 321 Los Angeles San Clemente Island. West Dunes along road to S end dunes. 50m from beach, behind rock jolting up at beach; in shrub dune interface zone. Comment
  SBBG31330  Ambrosia chamissonis R. F. Thorne with P. C. Everett 1965-6-23 34950 Los Angeles behind N beach at Little Harbor Comment
  SBBG41313  Ambrosia chamissonis M. R. Benedict 1970-6-30 Los Angeles Ben Weston Beach Comment
  RSA158275  Ambrosia chamissonis Peter H. Raven 1962-7-10 17957 Los Angeles On big dune at Northwest end of San Clemente Island Comment
  RSA594342  Ambrosia psilostachya Steve Boyd, Lauren Raz 1996-10-14 9027 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  SFV3667  Ambrosia psilostachya K. A. Wilson 1963-10-24 1303 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  RSA229136  Amelanchier utahensis Robert F. Thorne, C. W. Tilforth 1971-6-30 40815 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA757084  Amelanchier utahensis R. G. Swinney 2008-9-12 9450 Los Angeles Buckhorn Canyon, just north of Burkhart Trail parking lot, between trail and stream 1951 Comment
  CAS-BOT-BC180604  Amorpha californica var. californica Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  UCR186949  Amsinckia A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31955 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  CAS-BOT-BC222259  Amsinckia W. R. Dudley; F. H. Lamb 1896-6-6 4328 Los Angeles Antelope Valley near Del Sur, Liebre Mountains Comment
  UC66687  Amsinckia eastwoodiae N. K. Berg 1904-4-14 Los Angeles Santa Monica Comment
  RSA499941  Amsinckia intermedia F. R. Fosberg 1931-4-15 s 4642 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  VVC116  Amsinckia intermedia P. J. MacKay 1975-5-13 s.n. Los Angeles Pomona, Campus CalPoly; Parking lot north of health center. 253 Comment
  RSA499944  Amsinckia intermedia M. B. Dunkle 1939-4-4 7263 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  RSA626102  Amsinckia intermedia LeRoy Gross 1999-3-21 128 Los Angeles Santa Susana Mountains: Top of ridge between Rice and Leaming Canyons, city of Newhall. 609 Comment
  SD52432  Amsinckia intermedia Benjamin C. Stone 1953-3-16 306 B Los Angeles San Jose-Puente Hills, South of Pomona on the Brea Canyon Road 245 Comment
  IRVC27805  Amsinckia retrorsa A. C. Sanders, T. B. Salvato 2005-4-26 29753 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 Comment
  UCR154234  Amsinckia retrorsa A. C. Sanders, T. B. Salvato 2005-5-24 30260 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
  CHSC85794  Amsinckia tessellata Richard R. Halse 2002-3-25 6134 Los Angeles Along State Hwy. 138, 5.3 miles W of its junction with State Hwy. 14; Antelope Valley. Road margins. 723 Comment
  SFV9186  Amsinckia tessellata H. Wells 1968-3-30 14 Los Angeles Mojave Desert 3.1 miles north of junction of Palmdale Boulevard and State Highway 14 on State Highway 14. 1.4 miles west of junction of State Highway 14 and side road, on side road. Comment
  UCR126651  Amsinckia tessellata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26120 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
  RSA347578  Amsinckia tessellata B. A. Prigge 1986-3-20 6967 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  RSA0061125  Amsinckia tessellata var. tessellata LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6829 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  LA212146  Anemopsis californica L. Haines; 1949-6-20 s.n. Los Angeles LIEBRE MTS., Horse-Camp Canyon, along San Andreas Fault. Comment
  RSA165740  Anemopsis californica Brian C. Miller 1963-7-5 s.n. Los Angeles Hwy 399, one mile SE of Gorman. Comment
  UCR191745  Anisocoma acaulis A. C. Sanders 2008-4-18 34972 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  CAS-BOT-BC84665  Anthemis cotula J. Ewan 1931-7-31 4771 Los Angeles Telegraph Road near Santa Fe Crossing, East Los Angeles Comment
  RSA0034298  Antirrhinum coulterianum Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  RSA0094358  Antirrhinum coulterianum R. G. Swinney 2011-5-31 14895 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA598378  Antirrhinum coulterianum Louis C. Wheeler 1967-5-24 9761 Los Angeles Indian Canyon, near mouth 701 Comment
  POM155818  Antirrhinum kelloggii Unspecified 1928-2-29 95 Los Angeles near Santa Monica Comment
  UCR147296  Antirrhinum multiflorum Orlando Mistretta, Peter L. Morrell 1992-6-4 479 Los Angeles Transverse Ranges; San Gabriel Mountains, Short Cut Canyon, OVH area. Arroyo District Comment
  UCR280810  Antirrhinum nuttallianum subsp. subsessile Mitch Provance 2017-6-30 617- 43 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  CAS-BOT-BC226797  Aphanes occidentalis Tim Ross; Janet Takara; Stacey Otte 1993-4-25 6966 Los Angeles Santa Catalina Island: head of south fork Descanso Canyon 207 Comment
  LA34301  Apiastrum angustifolium Sandra Shimbel; 1951-5-20 sn Los Angeles Santa Monica Mountains, Brentwood Canyon Comment
  RSA599702  Apiastrum angustifolium Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9451 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA470406  Apium graveolens Wm. Martin 1971-8-11 s.n. Los Angeles Along drainage of Malibu Creek, vicinity of Tapia Park Comment
  IRVC28710  Apium graveolens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25493 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  UCR124666  Aquilegia formosa B. C. Templeton 1933-7-21 5042 Los Angeles San Gabriel Mountains, Prairie Forks 1905 Comment
  RSA228955  Aquilegia formosa Robert F. Thorne 1971-8-25 41273 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  UCR178895  Arabis glabra R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 Comment
  RSA229073  Arabis perennans R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38915 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table Mountain above Big Pines 2119 Comment
  SEINET10630595  Arachis hypogaea Heidi H. Schmidt 1999-10-10 Schmidt 3915 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  RSA755848  Arceuthobium californicum R. G. Swinney 2008-7-2 9114 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  SEINET11988232  Arctostaphylos catalinae A. Seneres, Seneres, M.; Hoefs, M. L. 1981-1 s.n. Los Angeles Blackjack Canyon Rd & Airport Rd, Santa Catalina Island Comment
  RSA626671  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15780 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626674  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15783 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626838  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22119 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA247381  Arctostaphylos glandulosa var. cushingiana Gary D. Wallace, Gary D. Cromwell 1966-2-19 22 Los Angeles NE of Azusa, 2 mi. up Glendora Mtn. Rd. from Foothill Blvd. along a fire road. Comment
  POM367310  Arctostaphylos glauca I. M. Johnston 1930-2-9 4000 Los Angeles Burkhart Ranch 1220 Comment
  POM367313  Arctostaphylos glauca I. M. Johnston 1929-4-7 s.n. Los Angeles near Mt. Pleasant View Ridge Comment
  RSA250432  Arctostaphylos glauca R. F. Thorne 1967-3-23 41614 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  RSA631592  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15859 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  UC1745910  Arctostaphylos parryana Annetta M. Carter, Arthur Carter 1935-9-12 974 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  RSA634330  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22082 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634333  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22130 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  RSA634772  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20357 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635150  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22035 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635153  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20528 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635182  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20474 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  CAS-BOT-BC44840  Arctostaphylos pungens Vernon O. Bailey 1907-9-3 s.n. Los Angeles San Gabriel Mts. - East base of San Antonio Peak 1828 Comment
  UCR101512  Arenaria macradenia var. kuschei Steve Boyd, T. S. Ross, Laura A. Moore, Valerie Soza 1997-7-8 10012 Los Angeles San Gabriel Mtns., Upper N flank of Liebre Mountain at head of Tenrock Canyon along dirt track near FS wildlife drinker site 1585 Comment
  PASA443  Argemone platyceras Lavina M. S. Watson Los Angeles Verdugo Cañon Comment
  UCD56356  Aristida longespica var. geniculata P. B. Dickey 1939-7-28 723 Los Angeles Littlerock SCS nursery. 853 Comment
  LA94389  Artemisia californica Norman A. Cole; May 1964 316 B Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 152 Comment
  RSA656870  Artemisia californica Joseph M. Keefe 2001-1-24 31010 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  POM9640  Artemisia californica Philip A. Munz 1920-12-5 4401 Los Angeles Claremont. 366 Comment
  CAS-BOT-BC90343  Artemisia douglasiana Joseph Ewan; Nesta Ewan 1936-8-2 9905 Los Angeles Mescal Canyon, San Gabriel Mts. 1615 Comment
  LA94392  Artemisia douglasiana O. H. Kappler; 1942-11-1 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 365 Comment
  UCR216367  Artemisia douglasiana Dan S. Cooper 2010-6-6 610- 60 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 221 Comment
  RSA0117602  Artemisia douglasiana Philip A. Munz 1923-9-1 7708 Los Angeles Swartout Valley, San Gabriel Mts. 2042 Comment
  RSA0091504  Artemisia dracunculus R. G. Swinney 2011-10-10 15739 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
  RSA729492  Artemisia dracunculus R. G. Swinney 1998-8-1 6612 Los Angeles Mine Gulch at East Fork of San Gabriel River Canyon. Open canyon bottom, lower Mine Gulch with no riparian development except right at aconfluence; sandy-silty soil with rocks. 1341 Comment
  POM19001  Artemisia ludoviciana subsp. incompta Philip A. Munz 1923-9-1 7711 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  UC1594392  Artemisia nesiotica Tim Ross and Elizabeth Kellogg 1992-4-13 6147 Los Angeles secondary terrace ene Darter ((354 degrees N 1375m distant from 199' BM near Flasher)); San Clemente Island 56 Comment
  LA210516  Artemisia spinescens Philip A. Munz; T. Craig 1933-5-13 12941 Los Angeles 16 mi NE of Lancaster Comment
  OBI6007  Artemisia tridentata subsp. tridentata Carl B. Wolf 1931-10-23 2493 Los Angeles San Gabriel mtns. Swartout Valley, 1 mi E of Wrightwood Lodge Comment
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Jul 4 2013
  RSA151206  Arthrocnemum subterminale P. H. Raven 1962-7-12 18039 Los Angeles Just west of North Head, San Clemente Island 6 Comment
  CHSC21883  Asclepias californica Robert A. Schlising 1972-6-1 3039 Los Angeles West of Palmdale along Bouquet Canyon Road and 3.7 mi E of jct with Spunkey Canyon Road and Bouquet Reservoir. Comment
  POM12649  Asclepias californica P. A. Munz 1921-6-18 4641 Los Angeles Head of Swartout Valley. 2073 Comment
  RSA589064  Asclepias californica Orlando Mistretta 1994-6-6 1327 Los Angeles SAN GABRIEL MTNS: Little Rock Creek. Slopes on E side of canyon S of jct. of Forest Service roads 4N15 and 5N04.3. 1433 Comment
  RSA0104730  Asclepias eriocarpa Scott D. White, Pam De Vries 2004-5-18 10402 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SEINET3158538  Asclepias eriocarpa G. B. Grant 1903-1 62 -A Los Angeles Pasadena Comment
  UC1584930  Asclepias eriocarpa Tim Ross, Steve Boyd 1991-7-24 5606 Los Angeles ridge nne Granite Mountain; Pacifico Mountain USGS 7.5' quad 1892 Comment
  RSA0084937  Asclepias fascicularis R. G. Swinney 2010-9-13 13806 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  UCSB7584  Asclepias fascicularis Crum, Charles 1958-7-15 Los Angeles Mulholland drive between Sepulveda and Topanga roads, near Los Angeles, California Comment
  CATA3270  Asparagus aethiopicus Ben Dion, Julia Parish 2017-1-19 002 Los Angeles Santa Catalina Island: Landscaping pot by Airport Nature Center 484 Comment
  CATA1428  Asparagus asparagoides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2589 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  RSA367400  Asphodelus fistulosus Fay A. MacFadden 1934-4-5 12483 Los Angeles Culver City. Comment
  RSA226250  Aspidotis californica Gary D. Cromwell, David W. Wheat 1971-4-30 600 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  RSA686322  Aspidotis californica B. C. Templeton 1931-4-12 s.n. Los Angeles Manderville Canyon 200 Comment
  RSA85557  Aspidotis californica F. W. Peirson 1919-11-30 1525 Los Angeles South base of San Gabriel Mnts., Middle Eaton Canyon. 610 Comment
  RSA586453  Aster greatae Orlando Mistretta 1994-9-27 1502 Los Angeles San Gabriel Mountains; Little Rock Creek. SE (upstream) of confluence with Bare Mtn. Canyon. 1128 Comment
  UCR240246  Aster subulatus Dan S. Cooper 2012-9-26 912- 57 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  RSA90190  Astragalus coccineus F. W. Peirson 1926-4-27 6663 Los Angeles Rock Creek, north base of San Gabriel Mts. 1220 Comment
  RSA0069324  Astragalus didymocarpus var. dispermus Dean Wm. Taylor 2003-3-26 18474 Los Angeles Vincent, ca. 1.5 air mile NW of Vincent electrical substation (along steel-tower electrical transmission line corridor); Soledad Pass Vicinity. 975 Comment
  UCR187012  Astragalus douglasii A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32239 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  SFV16521  Astragalus douglasii var. douglasii S. Mason 1993-5-2 s. n. Los Angeles Mojave Desert Off West State Route 138, 1.0 miles past West 110th Street, south on dirt road 0.4 miles in and 30 feet off west roadside. 762 Comment
  UC862692  Astragalus douglasii var. douglasii L. R. Abrams 1922-4-30 11726 Los Angeles head Antelope Valley Comment
  UCR186915  Astragalus lentiginosus A. C. Sanders 2006-4-25 32161 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  POM49667  Astragalus lentiginosus var. albifolius A. D. E. Elmer 1902-06 3627 Los Angeles Lancaster. Comment
  RSA112058  Astragalus lentiginosus var. albifolius H. D. Ripley, R. C. Barneby 1943-6-21 5853 Los Angeles N. of Lancaster. 640 Comment
  POM2565  Astragalus lentiginosus var. antonius I. M. Johnston 1917-8-24 1655 Los Angeles San Gabriel Mountains: Prairie fork of San Gabriel River. 1676 Comment
  CAS-BOT-BC187094  Astragalus lentiginosus var. borreganus I. M. Johnston 1917-8-24 1655 Los Angeles San Antonio Mountains. Prairie Fk of San Gabriel River 1676 Comment
  LA204995  Astragalus lentiginosus var. fremontii Carl Epling; May 1927 Los Angeles near summit, Ridge Route Comment
  SEINET945171  Astragalus leucopsis Lewis S. Rose 1949-1 49107 Los Angeles U. S. Highway 101, coastal 5 mi. e. of Ventura Co. line Comment
  UC1215214  Astragalus miguelensis Peter H. Raven 1962-4-11 17298 Los Angeles sandy beach behind Northwest Harbor (San Clemente Island); , behind Northwest Harbor 6 Comment
  UCR101212  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-6-17 9956 Los Angeles Liebre Mtns, Summit of Burnt Peak, generally to the NE of the FAA site. 1762 Comment
  LA200439  Astragalus trichopodus var. lonchus Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  CAS-BOT-BC194038  Astragalus trichopodus var. lonchus Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  POM156307  Astragalus trichopodus var. lonchus L. R. Abrams 1903-3-8 3109 Los Angeles Near Inglewood. Comment
  RSA226986  Astragalus trichopodus var. phoxus R. F. Thorne, C. W. Tilforth 1971-6-17 39970 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UC136116  Athysanus pusillus C. F. Baker 1904-4-1 4124 Los Angeles Claremont Comment
  POM158131  Atriplex argentea L. R. Abrams 1902-8-22 2968 Los Angeles Near Mesmer Comment
  RSA155860  Atriplex argentea P. H. Raven 1962-7-10 17964 Los Angeles Summit of island above Wilson Cove, San Clemente Island 137 Comment
  SBBG13507  Atriplex argentea var. expansa P. H. Raven 1962-5-8 17619 Los Angeles near summit of ridge above Wilson Cove 121 Comment
  UC205347  Atriplex argentea var. mohavensis Ernest Braunton July 1901 138 Los Angeles Los Angeles Los Angeles (waste ground) Comment
  RSA612721  Atriplex californica H. C. Stutz 1982-7-8 9025 Los Angeles Malibu Beach. Comment
  SEINET3930713  Atriplex canescens Grant D. Brown 1950-3-31 528 Los Angeles Located 2 miles south of Caswell on highway #99. Pacific drainage area.; 0 Comment
  UC1136261  Atriplex canescens G. T. Nordstrom 1935-1-8 301 Los Angeles 5.2 mi e and 1.5 mi n Bear Mtn.; Tejon Quad., ne of Bear Mtn. Comment
  UC1136283  Atriplex canescens H. S. Yates 1936-8-28 6360 Los Angeles 1/2 mi w Valyermo Ranger Station; Rock Creek Quad., w of Valyermo Ranger Station Comment
  UCSB51685  Atriplex canescens Hodgson, John 1928-10-4 Los Angeles Roadside, 1/4 m below Bailey upper gate, Peace Valley; Santa Barbara-Tejon Forest 944 Comment
  RSA452382  Atriplex coulteri F. R. Fosberg 1931-4-29 54730 Los Angeles Santa Catalina Island. Cottonwood and Middle Ranch Canyons 20 Comment
  RSA590508  Atriplex coulteri T. S. Ross, Janet Takara, Misty Gray 1993-4-20 6827 Los Angeles Santa Catalina Island. Indian head Rock, SSw of, and overlooking, Little Harbor. 79 Comment
  RSA0115862  Atriplex coulteri Steven A. Junak 1999-6-5 SCa- 891 Los Angeles Santa Catalina Island. Just below ridgetop of island's main divide. 152 Comment
  POM278750  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-11-24 566 Los Angeles Base of Palisades bet. Colorado Ave. and Broadway in Santa Monica 8 Comment
  RSA453962  Atriplex semibaccata Joseph A. Ewan 1931-7-31 4773 Los Angeles Telegraph Road near Santa Fe Crossing, East Los Angeles. Comment
  SBBG118707  Atriplex semibaccata O. Mistretta 1992-4-5 179 Los Angeles Guds Comment
  POM122828  Atriplex semibaccata Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  RSA0024507  Atriplex semibaccata R. F. Thorne 1980-4-27 54147 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak Comment
  RSA0073125  Atriplex semibaccata Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 24 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  RSA453954  Atriplex semibaccata L. E. Hoffman 1931-8-18 s.n. Los Angeles Hermosa Beach. Comment
  UC625153  Atriplex watsonii F. R. Fosberg 1931-5-20 S 4925 Los Angeles Catalina Harbor Santa Catalina Island, Ballast Point, Catalina Harbor (Ballas Point, Santa Catalina Island) 1 Comment
  UC934045  Avena barbata H. L. Cogswell 1951-5-8 86 Los Angeles 3/4 mi n San Dimas Foothill Company Park (base of mts.); San Gabriel Mountains 472 Comment
  CAS-BOT-BC145906  Avena fatua Le Roy Abrams 1899-4-1 262 Los Angeles Inglewood. Comment
  RSA779995  Avena fatua R. G. Swinney 2009-4-7 10287 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  SDSU760  Avena fatua Gerald Collier 1951-5-12 Los Angeles Along P.E. railroad tracks, Rosemead CA - 1 mile west of El Monte Comment
  POM350329  Baccharis emoryi F. R. Fosberg 1931-12-10 7153 Los Angeles Santa Catalina Island: Pebble Beach Road. 5 Comment
  CDA10374  Baccharis glutinosa Phillipson 1915-8-12 Los Angeles E. Elmonte [East El Monte]. Comment
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Jul 20 2012
  RSA583410  Baccharis malibuensis James Henrickson 1993-9-9 22471 Los Angeles 1 mile SE of corner of Molholland [Mulholland] Hwy and Las Virgenes Rd. in SW corner of Diamond X Ranch in Soka Univ. prop. 244 Comment
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Oct 21 2008
  UC1605369  Baccharis malibuensis J. Henrickson with T. Thomas, C. Wishner 1991-12-5 22452 Los Angeles 0.3 mi e Las Virgenes Road (along Las Virgenes Canyon Rd, towards Cottontail Ranch, under power lines across from home at 1643 Las Virgenes Canyon Road, on Soka Univ. property); Santa Monica Mtns 234 Comment
  CHSC98731  Baccharis pilularis LeRoy Gross 2000-11-12 329 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 411 Comment
  OBI34045  Baccharis pilularis Mark Schneider 1973-10-4 Los Angeles Tujunga, Bottom of Seven HIlls Dr. 549 Comment
  RSA599026  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Head of Reynier Canyon off Sand Canyon 595 Comment
  RSA606366  Baccharis plummerae Jon E. Keeley 1994-6-17 25381 Los Angeles First year after wild fire. Carbon Canyon, 1 km E of Hwy 1. Study Site CC1. Santa Monica Mountains 18 Comment
  CAS-BOT-BC482463  Baccharis salicifolia R. G. Swinney 2010-4-30 12463 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn. Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  CAS-BOT-BC98156  Baccharis salicifolia Le Roy Abrams 1901-4-6 1393 Los Angeles Big Tujunga River, Monte Viste Comment
  IRVC29660  Baccharis sarothroides Mark A. Elvin 2003-6-12 2947 Los Angeles Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road Santa Clarita Valley 366 Comment
  PASA2176  Baeria chrysostoma var. gracilis Sally Ellis 1939-3-24 Los Angeles Claremont Comment
  IRVC28713  Berula erecta A. C. Sanders, Mark Elvin 2002-6-25 25258 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns. 305 Comment
  SBBG42726  Beta vulgaris R. N. Philbrick 1968-2-23 B 68 -3 Los Angeles Little Fisherman Cove Comment
  UCR218022  Bidens frondosa A. C. Sanders, Dan S. Cooper 2010-8-5 38540 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA678214  Bituminaria bituminosa Valerie L. Soza, LeRoy Gross 2001-4-18 1140 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons, north side of Santa Anita Canyon Road. 396 Comment
  SBBG117287  Bituminaria bituminosa S. D. White 2003-10-22 9839 Los Angeles N terminus of Sumac Street, foothills above Sierra Madre 366 Comment
  UCD105591  Bituminaria bituminosa P. A. Munz 1962-5-29 24319 Los Angeles Millard Canyon, San Gabriel Mts. 609 Comment
  RSA652655  Bloomeria crocea R. S. Woglum 1930-4-28 2439 Los Angeles Glendora. Hills South toward San Dimas. Comment
  UCSB21859  Boechera arcuata Jones, D. 1967-5-19 Los Angeles Bouquet Canyon about 2 miles north of junction with Lake Hughs Rd.; Sawmill-Liebre Mtns. 990 Comment
  CHSC475  Boechera californica E. Thomas 1940-4-6 Los Angeles Claremont. Comment
  RSA585530  Boechera californica Timothy S. Ross 1992-4-21 6231 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  RSA660260  Boechera californica Orlando Mistretta, Peter L. Morrell 1992-6-4 508 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA0129211  Boechera pulchra LeRoy Gross 2005-5-3 2235 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  CATA3503  Bothriochloa barbinodis Julia Parish, Olivia Reda 2017-8-29 034 Los Angeles Santa Catalina Island: Avalon; Baker's Dam on Falls Canyon Road by water tanks 110 Comment
  LA8056  Bothriochloa barbinodis LeRoy Abrams; 1903-3-11 3110 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UCR51492  Bougainvillea glabra A. C. Sanders 1987-12-4 7580 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport and Pershing Dr 38 Comment
  LA35919  Bowlesia incana Peter H. Raven; 1960-4-2 14858 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.9 mi. S of Dry Canyon road 335 Comment
  RSA177791  Bowlesia incana R. F. Thorne, P. Everett 1965-5-10 34488 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  UC56427  Bowlesia incana Ernest Braunton Mar 1903 827 Los Angeles Playa del Rey Comment
  SJSU13374  Boykinia rotundifolia C. W. Sharsmith 1940-8-29 4220 Los Angeles N slope San Gabriel Peak, San Gabriel Mts 1524 Comment
  CAS-BOT-BC145700  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles Santa Catalina Island. Above Emerald Bay. 121 Comment
  SEINET3921354  Brachypodium distachyon Francis Raymond Fosberg 1931-5-22 S 4964 Los Angeles Isthmus Harbor. Santa Catalina Island.; 0 3 Comment
  LA32275  Brassica campestris Peter H. Raven; 1959-4-4 13974 Los Angeles Santa Monica Mountains, Point Dume 12 Comment
  UCR273226  Brassica geniculata R. G. Swinney 2011-10-18 15823 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  SEINET10626303  Brassica rapa Heidi H. Schmidt 1999-10-14 Schmidt 3815 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  LA32272  Brassica rapa Peter H. Raven; Henry J. Thompson 1959-10-31 14717 Los Angeles 304 Comment
  POM351113  Brickellia californica Anstruther Davidson 1889-09 2006 Los Angeles Los Angeles Comment
  SD181712  Brickellia microphylla Louis C. Wheeler 1953-9-12 7051 Los Angeles San Gabriel Mountains: South for Big Rock Creek, near mouth. Comment
  RSA586450  Brickellia nevinii Orlando Mistretta 1994-9-27 1501 Los Angeles San Gabriel Mountains; Little Rock Creek, N of Little Sycamore below jct. of 4N15 and 5N04.3 1159 Comment
  RSA93370  Brickellia nevinii F. W. Peirson 1918-9-15 4731 Los Angeles lower part of trail up Lukens Peak 640 Comment
  RSA40048  Briza minor Henry M. Pollard 1946-4-18 s.n. Los Angeles Ojai Valley. Near California Prep School. Comment
  UC188690  Brodiaea terrestris subsp. kernensis Samuel B. Parish April, 1887 1931 Los Angeles Elizabeth Lake 1066 Comment
  RSA618779  Bromus berteroanus 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
  RSA385305  Bromus carinatus var. carinatus George R. Johnstone 1930-6-26 14666 Los Angeles Pine Flats 1677 Comment
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Jan 13 2015
  RSA549498  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd 1990-6-18 3489 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  SEINET935037  Bromus carinatus var. marginatus Tim Ross, Steve Boyd, Peter Fritsch 1990-1 3879 Los Angeles Rancho Santa Ana Botanic Garden, between Horse Camp Canyon and Robinson Canyon, Liebre Mt. 7.5 (QUAD) 1475 Comment
  CATA1875  Bromus catharticus Denise Knapp 2001-6-14 Los Angeles Santa Catalina Island: Middle Ranch barn picnic table 0 Comment
  POM50872  Bromus catharticus Le Roy Abrams 1901-04 1461 Los Angeles Fruitland Comment
  UCR127648  Bromus catharticus A. C. Sanders, Mark Elvin 2002-6-25 25268 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  LA105338  Bromus diandrus Barry A. Prigge; 1989-4-23 8412 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  RSA0042633  Bromus diandrus S. Koukol, E Lutz 1998-4-26 6 Los Angeles Claremont, along W side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  SEINET4044520  Bromus diandrus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  UCR189393  Bromus diandrus R. G. Swinney 1998-5-30 6158 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR204445  Bromus diandrus R. G. Swinney 2005-4-15 8215 Los Angeles San Gabriel Mtns., Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 351 Comment
  RSA0039355  Bromus diandrus John F. Emmel 1995-3-25 1357 Los Angeles Verdugo Mountains NE of Burbank; along mid-portion of trail south above La Tuna Canyon, ca. 0.6-0.8 air mile north and 0.1-0.2 air mile east of peak 3077. 685 Comment
  RSA757063  Bromus grandis R. G. Swinney 2008-6-18 9063 Los Angeles Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  UCR271244  Bromus hallii R. G. Swinney 2011-6-1 14980 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  POM158283  Bromus hordeaceus M. B. Dunkle 1928-4-29 1916 Los Angeles Santa Catalina Island. Little Harbor 4 Comment
  POM363865  Bromus hordeaceus S. F. Patton 1914-4-19 7 Los Angeles Los Angeles. Comment
  RSA527589  Bromus hordeaceus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4414 Los Angeles San Clemente Island. E side of island, Bryce Canyon near Malo Point. Comment
  RSA599505  Bromus hordeaceus Steve Boyd, Lauren Raz 1997-3-26 9330 Los Angeles Liebre Mountains Region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1098 Comment
  UCR99506  Bromus madritensis subsp. madritensis Steve Boyd, Lauren Raz 1997-5-6 9714 Los Angeles Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24). 732 Comment
  LA90666  Bromus rubens Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, S end of Edwards Air Force Base, on 140th St Comment
  RSA595652  Bromus rubens Timothy S. Ross, Victor W. Steinmann 1995-5-8 8556 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA639973  Bromus rubens L. C. Wheeler 1967-5-29 9766 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  RSA660307  Bromus rubens Dennice McDougall 1981-5-5 820 Los Angeles 2 mi W of 57 Fwy off Temple Ave Pomona, Cal Poly Pomona Campus. 200' off University drive. Comment
  UCR123808  Bromus tectorum Steven R. Hill, K. Kramer 2001-4-22 33349 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR126654  Bromus trinii A. C. Sanders, Andy Thomson 2003-4-15 25997 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  RSA65435  Calandrinia breweri F. W. Peirson 1919-5-27 357 Los Angeles Hills west of lower Arroyo Seco, Pasadena 426 Comment
  RSA752799  Calandrinia ciliata R. F. Thorne 1980-4-25 54125 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  RSA232797  Calandrinia ciliata R. F. Thorne 1966-4-17 36098 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  RSA670417  Calocedrus decurrens B. C. Templeton 1932-5-31 4897 Los Angeles Big Pines Camp. San Gabriel Mountains. Comment
  UCR149001  Calocedrus decurrens June Latting 1973-1-7 s.n. Los Angeles San Gabriel Mtns., Big Rock Creek, South Fork 1524 Comment
  CAS-BOT-BC132270  Calochortus catalinae B. C. Templeton 1939-4-19 4587 Los Angeles Huntington Palisades, Santa Monica Mountains Comment
  RSA377310  Calochortus catalinae Freda Detmers 1931-3-12 s.n. Los Angeles Palo Verdes Hills Comment
  RSA78147  Calochortus catalinae Verne Grant 1953-5-2 VG- 9205 Los Angeles Santa Catalina Island. North-west facing slope at mouth of Gallagher Canyon. 61 Comment
  UC843641  Calochortus catalinae Ezra C. Knopf 1921-5-15 107 Los Angeles Pebble Beach Road Santa Catalina Island Comment
  SEINET12044759  Calochortus catalinae I. W. Clokey, Anderson, E. G. 1935-1 6545 Los Angeles Puddingstone Dam Comment
  LA82370  Calochortus clavatus O. H. Kappler; 1940-5-31 37 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC1134559  Calochortus clavatus A. H. Warne 1935-7-9 204 Los Angeles divide between East For, San Dimas and San Gabriel Canyon; San Dimas Experimental Forest, Cucamonga Quad. 1325 Comment
  RSA377424  Calochortus plummerae Geo L. Moxley, Grinnell 1916-6-15 478 Los Angeles Hills north of Chatsworth. 366 Comment
  RSA584771  Calochortus plummerae Timothy S. Ross 1992-7-17 6716 Los Angeles San Gabriel Mountains: Condor Peak and immediate vicinity. 1627 Comment
  UCR147599  Calochortus plummerae Naomi Fraga, Et al. 2004-6-30 1292 Los Angeles Transverse Ranges; San Gabriel Mountains region, Near Grapevine Springs, along FS Road 1N34 1220 Comment
  UCR281337  Calochortus plummerae R. G. Swinney 2014-5-21 16618 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  SBBG57741  Calochortus striatus R. Hoffmann 1930-4-28 Los Angeles Lancaster 711 Comment
  RSA661176  Calochortus venustus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 407 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 518 Comment
  UCR227621  Calochortus weedii var. intermedius D. E. Bramlet, A. Rudalevige 2010-6-22 4725 Los Angeles Chino-Puente Hills, Upper Brea Canyon beside dirt access road 137 m west of the Brea Ridge Motorway and 703 m east of Brea Canyon Road 287 Comment
  UCR124647  Calycadenia tenella B. C. Templeton, I. W. Clokey 1936-5-18 5662 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  UCR276908  Calyptridium monandrum R. G. Swinney 2011-3-29 14277 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
  RSA0083306  Calystegia macrostegia R. G. Swinney 2010-3-22 12039 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  LA25942  Calystegia macrostegia subsp. cyclostegia Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College Comment
  CAS-BOT-BC215752  Calystegia macrostegia subsp. intermedia John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Isl. Comment
  POM127905  Calystegia macrostegia subsp. intermedia George B. Grant 1905-04 212 Los Angeles Garvanza Comment
  RSA708687  Calystegia macrostegia subsp. intermedia Valerie L. Soza, Miriam Sidibeh 2003-3-26 1602 -a Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  CATA490  Calystegia macrostegia subsp. macrostegia Sara L. Crockett 1997-4-1 632 Los Angeles Santa Catalina Island: 0.3 mile WNW on Two Harbors Road from jct. with upper road leading into Little Harbor CG; old road leading to power poles on N side of road 45 Comment
  RSA599177  Calystegia macrostegia subsp. macrostegia Scott D. White 1997-3-12 4765 Los Angeles Santa Monica Mountains: NW of Zuma Beach. Encinal Canyon Rd between Pacific Coast Hwy & Mulholland Hwy. 8 Comment
  UCD168374  Calystegia malacophylla J. W. Barry 1980-4 s.n. Los Angeles East of Hungry Valley SVRA. (Exact location unknown. Coordinates estimated by the label maker.) Comment
  RSA608008  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  SBBG119980  Calystegia peirsonii A. C. Sanders, M. Elvin 2003-4-14 25967 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch, hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River 351 Comment
  RSA625857  Camissonia Scott D. White, Pam DeVries 1998-4-19 6282 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  RSA751111  Camissonia bistorta Justin M. Wood 2009-6-5 828 Los Angeles [City of Claremont:] Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  POM32003  Camissonia bistorta C. F. Baker 1903-4-1 4119 Los Angeles Claremont. Comment
  RSA159484  Camissonia bistorta P. A. Munz 1928-5-1 11063 Los Angeles 3 miles north of Claremont, recently worked roadside. 500 Comment
  SEINET13203250 Image available Camissonia californica R. G. Swinney 2011-1 14515 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR101715  Camissonia campestris B. G. Pitzer 1998-5-23 3754 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR259046  Camissonia campestris R. G. Swinney 2010-5-12 12756 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA454716  Camissonia campestris subsp. campestris H. Wells 1968-3-30 13 Los Angeles Mojave Desert, 3.1 miles N of junction of Palmdale Blvd and State Highway 14, on Highway 14, West 1.4 miles junction of State Highway 14 and side road, on side road. Comment
  RSA454719  Camissonia campestris subsp. campestris Robert M. Perkins 1937-4-23 360 Los Angeles Antelope Valley, Mojave Desert, 2 miles S of Lancaster, semi-desert. Comment
  UCR264879  Camissonia campestris subsp. campestris Mitch Provance, Callen Huff 2009-4-28 10664 B Los Angeles Tehachapi Mountians, Steep slopes of the ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1378 Comment
  RSA145184B  Camissonia claviformis subsp. claviformis E. G. Linsley, J. W. MacSwain 1959-4-5 59 -67 Los Angeles Mojave Desert, Little Rock Comment
  RSA756898  Camissonia graciliflora Orlando Mistretta, Christine Mistretta 2008-4-7 2353 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 43 per TRTP survey-2008) 1020 Comment
  RSA0055780  Camissonia hirtella R. G. Swinney 2010-4-28 12427 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
  RSA0082960  Camissonia hirtella R. G. Swinney 2010-4-23 12359 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA0087059  Camissonia hirtella R. G. Swinney 2010-4-28 12382 Los Angeles 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
  RSA0105755  Camissonia hirtella R. G. Swinney 2011-6-7 15031 B Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  RSA730291  Camissonia hirtella R. G. Swinney 1998-8-1 6632 Los Angeles San Gabriel Mtns.: Vincent Gulch, 1.2 mi. SE of Vincent Gap Trail Head, c. 2 mi. east of the summit of Mt. Baden-Powell 1631 Comment
  UCR194730  Camissonia hirtella Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 696 Los Angeles Transverse Ranges: Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  UCR271661  Camissonia hirtella R. G. Swinney 2011-5-31 14927 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA448989  Camissonia hirtella Anstruther Davidson s.n. Los Angeles Hollywood or Toluca. Comment
  RSA578583  Camissonia intermedia Tim S. Ross, Steve D. Boyd 1994-5-10 7729 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
  UCR131401  Camissonia micrantha Alison Lipman 1998-5-28 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR65192  Camissonia micrantha F. R. Fosberg 1931-3-20 S- 04315 Los Angeles Santa Catalina Island, Mouth of Hamilton Canyon 2 Comment
  RSA0014727  Camissonia micrantha Laura Moore, Jean Moore 1999-4-25 26 Los Angeles Pitzer College, Claremont; Northwest section of Ouback, along western boundary with Harvey Mudd Soccer Field. 351 Comment
  RSA763151  Camissonia pallida Justin M. Wood 2010-5-10 1647 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA144893  Camissonia pallida subsp. pallida E. G. Linsley 1960-5-6 60 -57 Los Angeles Mojave Desert, 18 miles W of Lancaster Comment
  UC149303  Camissonia strigulosa LeRoy Abrams 1903-4-10 3237 Los Angeles near Inglewood Comment
  SDSU8602  Camissoniopsis bistorta A. H. Gallup 1948-3-27 126 Los Angeles Claremont-open fields. 366 Comment
  UC73305  Camissoniopsis cheiranthifolia subsp. suffruticosa Pupils of Los Angeles High School May, 1903 Los Angeles near Ocean Park; Santa Monica Comment
  UCSB72233  Camissoniopsis hirtella Gross, LeRoy 2003-5-23 Los Angeles Transverse Ranges; San Gabriel Mountains region: Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff (Chilao Flat 7.5Quad.: T3N R11W S3, SWl/4,SWl/4) 1799 Comment
  LA50470  Camissoniopsis intermedia A. M. Johnson; 1934-3-16 4340 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  CDA38017  Camissoniopsis micrantha T. C. Fuller 1962-4-1 8160 Los Angeles North side of Hwy. 66, western limits of Azusa. 0 Comment
  UC9910  Canbya candida A. Davidson May 1893 Los Angeles Lancaster Comment
  UCR46150  Canbya candida Kathy Harper 1986-5-16 s.n. Los Angeles Mojave Desert/N slope of San Gabriel Mtns, Pinon Hills, first wash on Smoke Tree Road, east of Hwy 138 1220 Comment
  OBI36519  Capsella bursa-pastoris Mark Schneider 1973-1 s.n. Los Angeles Pierce College campus lawn Comment
  RSA530952  Capsella bursa-pastoris M. Bisbee 1917-4-15 s.n. Los Angeles Eagle Rock. Comment
  UCD114115  Capsella bursa-pastoris Brenda Bird; Gene Nardone 1993-4-2 s.n. Los Angeles Walker Ranch off of Placerita Canyon in Santa Clarita. Comment
  RSA584486  Cardamine californica var. integrifolia Timothy S. Ross 1992-5-24 6421 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 487 Comment
  UCR213355  Cardamine oligosperma Justin M. Wood 2009-3-6 335 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  RSA441722  Cardionema ramosissimum Jack Rempel 1932-4-23 s.n. Los Angeles El Segundo. Comment
  RSA674587  Carduus pycnocephalus Scott D. White 2000-5-6 7779 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  RSA751114  Carduus pycnocephalus Justin M. Wood 2009-6-5 841 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR104185  Carduus pycnocephalus Scott D. White 1997-5-21 5192 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  RSA0091877  Carduus pycnocephalus Steven A. Junak, Mark Hoefs, Ralph N. Philbrick 2001-5-18 SCa- 1532 Los Angeles Santa Catalina Island. Cottonwood Canyon, ca. 2 miles inland from mouth of canyon, near Rancho Escondido. 97 Comment
  UCR202527  Carex R. G. Swinney 2005-8-15 8480 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
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Sep 12 2018
  UCR223593  Carex R. G. Swinney 2009-6-8 11082 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
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Sep 12 2018
  RSA17175  Carex alma Carl B. Wolf 1936-5-27 7837 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  RSA584972  Carex alma Timothy S. Ross, Steve Boyd 1990-6-1 2758 Los Angeles Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. along Moody Canyon 1341 Comment
  RSA616069  Carex alma Scott D. White, Brian Leatherman 1997-1-14 6048 Los Angeles Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  SBBG59277  Carex alma R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  SEINET7549354 Image available Carex alma A. C. Sanders, Mark Elvin 2002-6-19 25147 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 (Val Verde 7.5' Q.) 305 Comment
  UC284911  Carex alma P. A. Munz 1923-5-26 6857 Los Angeles Big Rock Creek San Gabriel Mountains 1981 Comment
  UCD169233  Carex alma R. G. Swinney 2008-8-14 9435 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring. 1402 Comment
  RSA597495  Carex alma L. C. Wheeler 1961-6-12 7859 Los Angeles San Gabriel Mountains. Pacoima Canyon at Rattlesnake Canyon 915 Comment
  SEINET3897000  Carex alma Timothy S. Ross, Steve Boyd 1994-5-24 7838 Los Angeles Cottonwoodd Swamp': confluence of san Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Warm Springs Mountain 7.5' USGS Quadrangle. Dissected by San Francisquito Canyon Road.; 0 512 Comment
  CAS-BOT-BC19227  Carex barbarae I. M. Johnston 1918-8-18 2117 Los Angeles San Antonio Mountains. Live Oak Canyon. On west canyon side. 411 Comment
  UCR204419  Carex fracta R. G. Swinney 2001-9-15 8179 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA286785  Carex heteroneura var. heteroneura Robert F. Thorne 1974-6-28 44750 Los Angeles ANGELES NATIONAL FOREST: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek 2439 Comment
  CAS-BOT-BC32077  Carex multicaulis Robert F. Thorne; M. Z. Thorne 1967-7-19 37148 Los Angeles San Gabriel Mts. Angeles National Forest. Crystal Lake Recreation area. 1554 Comment
  CAS-BOT-BC118408  Carex praegracilis H. E. Hasse 1888-5-1 s.n. Los Angeles Los Angeles Res. Comment
  POM222224  Carex schottii L. C. Wheeler 1936-6-21 4169 Los Angeles W Fork Palmer Canyon 640 Comment
  CAS-BOT-BC117418  Carex senta Peter H. Raven 1960-4-2 14855 Los Angeles Old Topanga Canyon 0.7 mi NW of Topanga Canyon. 243 Comment
  RSA653904  Carex spissa Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 814 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 548 Comment
  CAS-BOT-BC117316  Carex spissa Nora Pettibone; Frank W. Hubby 1896-5-28 s.n. Los Angeles Rubia Canyon near Pasadena. Comment
  RSA600842  Carex subfusca L. C. Wheeler 1966-9-21 8917 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2439 Comment
  CHSC95330  Carex triquetra LeRoy Gross; Valerie Soza 2003-5-15 903 Los Angeles Transverse Ranges; Verdugo Mountains region: 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 ElbenPlace, just east of where we started. UTM Zone; 3789794N 0376930E. 518 Comment
  LA202816  Carpobrotus edulis Joseph Andorfer Ewan; 1932-5-19 7526 Los Angeles Playa del Rey Comment
  RSA402600  Carpobrotus edulis Edwin Kline 1926-7-1 s.n. Los Angeles Redondo Beach. Comment
  CATA1964  Castilleja affinis F. R. Fosberg 1931-3-25 4362 Los Angeles Santa Catalina Island: Hamilton Canyon 10 Comment
  OBI9672  Castilleja affinis subsp. affinis Bill Arbaugh 1966-3-27 2 Los Angeles Cold Cyn Rd, Santa Monica Mts 610 Comment
  UCSB6008  Castilleja affinis subsp. affinis Wedberg, H. 1958-2-22 Los Angeles 0.7 miles from Coast Hwy. 101 in Latigo Canyon, Santa Monica Mts. Comment
  POM250372  Castilleja applegatei subsp. martinii I. W. Clokey, E. G. Anderson 1935-5-9 6899 Los Angeles San Dimas Canyon. Comment
  RSA296368  Castilleja applegatei subsp. martinii R. C. Bacigalupi, C. L. Custer 1954-4-4 4391 Los Angeles Millard's Public Camp, Angeles National Forest, in Millard's Canyon, lower reaches of the San Gabriel Mountains, directly back of Altadena 556 Comment
  RSA660789  Castilleja applegatei subsp. martinii LeRoy Gross, Valerie Soza 2001-6-6 428 Los Angeles Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  RSA706667  Castilleja applegatei subsp. martinii Naomi S. Fraga, Paul Morton 2004-5-19 1191 Los Angeles Trail (7W02) to Baldy from San Antonio Falls Road. 2104 Comment
  RSA729358  Castilleja applegatei subsp. martinii R. G. Swinney 1998-7-27 6500 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA156334  Castilleja applegatei subsp. martinii L. R. Abrams 1902-6-30 2602 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA11072  Castilleja foliolosa Carl B. Wolf 1928-3-29 1558 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  RSA774590  Castilleja foliolosa Orlando Mistretta, Christine Mistretta 2010-6-10 5299 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  UCR70869  Castilleja gleasoni L. R. Heckard 1971-5-25 2583 Los Angeles San Gabriel Mtns, Near Horse Flat Campground, northwest of Chilao Flat 1707 Comment
  RSA515112  Castilleja grisea Aaron Liston, Orlando Mistretta, Rieseberg 1989-4-30 803 -1 Los Angeles San Clemente Island: Pyramid Head, S end of island 15 Comment
  RSA576130  Castilleja grisea F. H. Elmore 1939-2-18 384 Los Angeles San Clemente Island. Comment
  UC557802  Castilleja grisea Nell Murbarger Apr 1936 132 Los Angeles s and e sides San Clemente Island Comment
  UCR150590  Castilleja miniata subsp. miniata L. C. Wheeler 1967-9-3 10636 Los Angeles Transverse Ranges; San Gabriel Mtns., Prairie Fork 2317 Comment
  RSA630744  Castilleja minor subsp. spiralis LeRoy Gross 1999-8-21 164 Los Angeles San Gabriel Mountains: Charlton Flat. 1616 Comment
  UCR223378  Castilleja minor subsp. spiralis R. G. Swinney 2009-7-23 11388 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
  UC26497  Castilleja plagiotoma Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  SBBG127011  Castilleja subinclusa subsp. subinclusa A. Parikh, N. Gale 2011-6-8 3426 Los Angeles Portal Ridge, 1.5 km W of Godde Hill Rd, 1.1 km S of California Aqueduct 1100 Comment
  RSA0086852  Caucalis microcarpa R. G. Swinney 2011-5-3 14560 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  POM175393  Caulanthus amplexicaulis var. amplexicaulis Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Trail near North Baldy Peak, San Gabriel Mts. Comment
  RSA191349  Caulanthus amplexicaulis var. amplexicaulis R. F. Thorne, M. Z. Thorne 1967-7-19 37204 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  RSA660836  Caulanthus amplexicaulis var. amplexicaulis Gerald Braden 1988-5-22 29 Los Angeles Strawberry Peak., UTM 379652 N. 39744 E. [inaccurate UTM] Comment
  SBBG72105  Caulanthus amplexicaulis var. amplexicaulis R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  RSA66841  Caulanthus heterophyllus var. heterophyllus F. W. Peirson 1918-6-6 63 Los Angeles East of Rubio Canyon Comment
  CAS-BOT-BC40212  Caulanthus lasiophyllus Peter H. Raven 1962-3-27 16994 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east of Portugese Bend. Comment
  CAS-BOT-BC47913  Ceanothus arboreus Geo. B. Grant 1898-2-20 1588 Los Angeles Dry Hills, Avalon Comment
  SEINET10493619  Ceanothus arboreus Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4808 Los Angeles Santa Catalina Island; At the Airport In The Sky (Catalina Airfield). Planted native garden at the airport terminal. Airport 10.2 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 488 Comment
  UCR142484  Ceanothus arboreus F. R. Fosberg 1931-3-23 S- 4326 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 60 Comment
  CAS-BOT-BC48737  Ceanothus crassifolius John Thomas Howell 1928-2-11 3340 Los Angeles Haines Canyon, San Gabriel Mts. Comment
  UC1211128  Ceanothus crassifolius Huron H. Smith 1912-4-30 4875 Los Angeles Mt. Wilson 975 Comment
  UCR95486  Ceanothus crassifolius L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mtns., Bootleggers Canyon 884 Comment
  RSA758808  Ceanothus cuneatus var. cuneatus Dylan O. Burge 2009-3-30 DOB 1071 c Los Angeles Sierra Pelona Mountains, Ruby Canyon, 0.6 road miles east of lake Hughes Road via dirt road leading east into Ruby Canyon, 14.6 km 27 degrees true north-northeast of Castaic. 615 Comment
  UC7071124  Ceanothus cuneatus var. cuneatus A. Lewis Feb 1934 284 Los Angeles Vasquez Rocks 762 Comment
  UC1070675  Ceanothus greggii A. Lewis 1934-2-1 280 Los Angeles Iron Mountain San Fernando quad., Angeles National Forest 1341 Comment
  UC18461  Ceanothus greggii var. vestitus A. Davidson 1892-1 Los Angeles Comment
  SFV17600  Ceanothus integerrimus J. N. Hogue 1998-7-2 116 .14 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  UCSB36642  Ceanothus integerrimus Brownell, Kathleen 1980-5-18 Los Angeles Intersection of Mt.Baldy Road and Glendora Ridge Rd.; San Gabriel Mtns. Angeles National Forest 1219 Comment
  CAS-BOT-BC50527  Ceanothus leucodermis A. D. E. Elmer 1902-6-1 3610 Los Angeles Acton, Mt. Gleason Comment
  UCR266383  Ceanothus leucodermis D. E. Bramlet, Allison D. Rudalevige 2009-4-28 4371 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Big Tujunga Canyon Rd., across from nursery 416 Comment
  UC1070894  Ceanothus megacarpus var. megacarpus F. H. Raymond 1930-1-9 21 Los Angeles Trances Canyon Truinfo Pass quad. 457 Comment
  UC870595  Ceanothus megacarpus var. megacarpus Ira W. Clokey, B. Templeton Mar. 1929 4507 Los Angeles Mandeville Canyon Santa Monica Mts. 60 Comment
  CAS-BOT-BC50493  Ceanothus oliganthus Tim Ross; Steve Boyd 1991-4-25 4602 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.) 530 Comment
  LA201541  Ceanothus oliganthus var. oliganthus Arthur C. Gibson; 2001-4-8 4890 Los Angeles SIMI HILLS, Chatsworth, Santa Susana fire road at NE-most Simi Hills. 358 Comment
  RSA277960  Ceanothus oliganthus var. oliganthus Austin P. Griffiths 1962-11-5 4499 Los Angeles Chantry Flat, Big Santa Anita Canyon, N. of Arcadia, San Gabriel Mts. Comment
  RSA630267  Ceanothus spinosus LeRoy Gross 1999-2-20 112 Los Angeles Santa Monica Mountains: Along the Will Rogers backbone trail. 610 Comment
  RSA0028426  Ceanothus spinosus Gary D. Cromwell, David W. Wheat 1971-4-21 563 Los Angeles Below ridge to west of Mystic Canyon, about 1875 feet, 2 miles NE of Glendora, Angeles National Forest, San Gabriel Mountains. 572 Comment
  SEINET4689897  Ceanothus thyrsiflorus Leila M. Shultz 1980-4-28 4033 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
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Oct 6 2015
  UCSB40873  Ceanothus vestitus Risk, Paul 1963-5-14 Los Angeles 4 miles south of Little Rock Dam on Chilago Road, San Gabriel Mountains 1127 Comment
  CDA29530  Centaurea melitensis Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  POM6129  Centaurea melitensis Philip A. Munz 1918-5-16 2254 Los Angeles Claremont. Comment
  UCR241292  Centaurea melitensis Ron Melin 2012-5-19 P 4 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA188706  Centaurium venustum Robert F. Thorne, P. Everett 1965-6-22 34914 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  RSA3520  Centaurium venustum Carl B. Wolf 1932-5-9 6796 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island. 30 Comment
  UCR124468  Centaurium venustum I. W. Clokey, B. C. Templeton 1929-1 4574 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  RSA701178  Centaurium venustum M. Wall 1995-7-11 94 Los Angeles Claremont, Monte Vista Avenue and Claremont Avenue (Padua) 0.4mi N of Foothill Blvd. Associated plants include Eriogonum fasciculatum, Penstemon spectabilis, Eriodictyon, and Eriastrum. Comment
  CAS-BOT-BC179821  Centrostegia thurberi Frank W. Peirson 1919-5-10 28 Los Angeles Arraster Creek, San Gabirel Mts. 914 Comment
  RSA392721  Centrostegia thurberi Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  RSA733093  Centrostegia thurberi R. G. Swinney 2001-5-18 7941 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  RSA777525  Centrostegia thurberi R. G. Swinney 2009-5-20 10836 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  SD42642  Centrostegia thurberi Darley F. Howe 1947-5-5 1537 Los Angeles Betw. Palmdale and Littlerock Comment
  UCR222745  Centrostegia thurberi R. G. Swinney 2009-4-29 10572 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  CAS-BOT-BC400185  Ceratophyllum demersum A. Eastwood 1906-5-31 90 Los Angeles Bimini Baths Comment
  LA47744  Cercocarpus betuloides Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  RSA167627  Cercocarpus betuloides Peter H. Raven, Robert F. Thorne 1964-5-7 19000 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA453266  Cercocarpus betuloides Bonnie C. Templeton 1930-4-2 1431 Los Angeles Mulholland Dr., Northwest of Hollywood. Santa Monica Mountains. 600 Comment
  SDSU8979  Cercocarpus betuloides A. H. Gallup 1948-2-6 108 Los Angeles Mt. Baldy Road. 1.0 miles above Foothill. 381 Comment
  SEINET238659  Cercocarpus betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mountains: brushy southeast facing slope on ridge ca. 3.5 miles northeast of Big Tujunga Dam just below VA 1305 Comment
  CAS-BOT-BC135514  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1990-5-17 2563 Los Angeles Little Gleason Forestry Plantation: north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and bout 2 (air) miles E of Mt. Gleason summit - San Gabriel Mountains 1767 Comment
  CAS-BOT-BC142133  Cercocarpus betuloides var. betuloides S. B. Parish 1916-3-28 10747 Los Angeles Eagle Rock Parck, Los Angeles Comment
  CAS-BOT-BC142144  Cercocarpus betuloides var. betuloides Alice Eastwood 1928-6-15 15377 Los Angeles Claremont Comment
  RSA453269  Cercocarpus betuloides var. betuloides Kenneth A. Wilson 1962-5-12 1278 Los Angeles Canyon with the public campgrounds leading to Devil's Punchbowl Park Comment
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Oct 29 2014
  CAS-BOT-BC137239  Cercocarpus betuloides var. blancheae Alice Eastwood 1917-7-20 6504 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC137240  Cercocarpus betuloides var. blancheae Robert F. Thorne; P. C. Everett 1964-2-6 33295 Los Angeles Above Fourth of July Cove, Santa Catalina Island 30 Comment
  UCR255812  Cercocarpus ledifolius R. G. Swinney 2010-9-23 13877 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  POM183624  Chaenactis artemisiifolia Joseph A. Ewan 1929-5-25 s.n. Los Angeles W of Griffith Park Comment
  UCR110890  Chaenactis glabriuscula A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21996 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
  CAS-BOT-BC277357  Chaenactis glabriuscula var. glabriuscula Geo. L. Moxley 1922-5-1 s.n. Los Angeles Mint Canyon Comment
  CAS-BOT-BC277384  Chaenactis glabriuscula var. glabriuscula John H. Thomas 1957-5-3 6728 Los Angeles North of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  SBBG65581  Chaenactis glabriuscula var. glabriuscula R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  CAS-BOT-BC277825  Chaenactis santolinoides A. J. McC. 1893-8-16 s.n. Los Angeles Old Baldy trail Comment
  PASA2195  Chaenactis santolinoides Margaret Stason 1931-6-13 Los Angeles Buckhorn flats, San Gabriel Mts. Comment
  UCR281320  Chaenactis stevioides R. G. Swinney 2014-4-24 16212 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  RSA660076  Chaenactis stevioides Orlando Mistretta 1992-5-25 418 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  CAS-BOT-BC279726  Chaenactis xantiana Timothy S. Ross; Steve Boyd 1994-5-25 7888 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  POM351857  Chaenactis xantiana L. S. Rose 1968-4-5 68018 Los Angeles 10 miles E of Gorman, Mojave Desert. 854 Comment
  RSA435968  Chamaesyce albomarginata H. S. Budd 1901-10-25 4 Los Angeles Los Angeles, Cal. On top of hill--south side of reservoir. Comment
  RSA590930  Chamaesyce albomarginata Orlando Mistretta 1994-4-12 1021 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1159 Comment
  RSA607623  Chamaesyce melanadenia L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: West side of divide between Little Tujunga and Ebey Canyon, along road. 640 Comment
  UCR261106  Cheilanthes covillei Joseph Cahill 2011-1-22 111- 07 Los Angeles Transverse Range; San Gabriel Mountains, Angeles National Forest, along Glendora Ridge Rd. c. 2.5 miles from southwest of Mount Baldy Village 1216 Comment
  RSA527586  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4413 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR282214  Chenopodium Dan S. Cooper 2015-10-14 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Los Angeles, Griffith Park, Vermont Canyon 259 Comment
  UCR219310  Chenopodium album Lorraine Weller 2009-5-5 050509- 03 Los Angeles Los Angeles, Greater Watts Community Gardens, 600 block East 118th Place 35 Comment
  LA200361  Chenopodium ambrosioides Jonathan Sauer; L. Onesti 1973-11-22 5564 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  RSA478529A  Chenopodium ambrosioides E. S. Spalding 1923-10-3 s.n. Los Angeles La Canada road Comment
  RSA802337  Chenopodium atrovirens Orlando Mistretta, Christine Mistretta 2011-7-6 5920 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA706649  Chenopodium botrys A. C. Sanders, Mark Elvin 2002-6-20 25218 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  UCR189689  Chenopodium botrys R. G. Swinney 1998-7-30 6576 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  RSA596500  Chenopodium botrys L. C. Wheeler 1966-11-26 9158 Los Angeles San Gabriel Mountains. West side Monrovia Peak. Spring Camp. 1371 Comment
  LA97335  Chenopodium californicum Kei Nakai; Frank Almeda 1976-4-5 TCSP 1 12 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Vicinity of Trippet Ranch 365 Comment
  RSA592785  Chenopodium californicum Steve Boyd 1996-4-25 8681 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  UCR91371  Chenopodium californicum Scott D. White 1995-3-15 2578 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  UCR95548  Chenopodium californicum L. C. Wheeler 1967-5-2 9257 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  UCSB1676  Chenopodium californicum Haller, Norman 1953-3-4 Los Angeles Faculty Hill, UCLA Comment
  RSA590933  Chenopodium californicum Orlando Mistretta 1994-4-12 1024 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1220 Comment
  CAS-BOT-BC426286  Chenopodium leptophyllum Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles, SE of Alameda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 233rd St., L.A. Harbor Dept., Classification Yard, E of Dominguez Flood Control Channel Comment
  SD107892  Chenopodium macrospermum Robert F. Thorne, D. Propst 1974-9-12 45096 Los Angeles Santa Catalina Island: Desiccated margin of Thomson Reservoir in coastal sage scrub. 214 Comment
  CATA1447  Chenopodium murale Mark L. Hoefs, Robert F. Thorne 1996-4-6 2611 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  UCR186719  Chondrilla juncea Dan S. Cooper 2007-8-21 s.n. Los Angeles Los Angeles Basin, Los Angeles, South La Brea Ave., between Washington Blvd and the I-10 Fwy, between 20th and 21st streets 37 Comment
  UCR50871  Chorizanthe californica A. C. Sanders 1988-5-18 7837 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  SEINET10479903  Chorizanthe californica Carl B. Wolf 1931-7-2 Wolf 2261 Los Angeles Little Tujunga Wash, 1/2 mile above the bridge on the road from Sunland to San Fernando. Upper Sonoran. 1100 feet. 335 Comment
  SBBG132191  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2014-5-11 2163 Los Angeles 1.2 km SE of Hwy 126, 2.4 km W of Interstate 5; N side of Santa Susana Mtns; Newhall Ranch 380 Comment
  UCD170167  Chorizanthe parryi var. fernandina Mark A. Elvin; Cathleen Weigand 2003-4-8 2453 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Halsey Canyon and Castaic Creek, N of Hwy 126. 319 Comment
  UCR222757  Chorizanthe perfoliata R. G. Swinney 2009-4-29 10597 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  LA52282  Chorizanthe staticoides W. O. Griesel; 1936-5-16 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA524084  Chorizanthe staticoides Tim S. Ross, S. D. Boyd 1990-6-6 2840 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA593432  Chorizanthe staticoides Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8892 Los Angeles Liebre Mountains, along summit of Sawmill Mountain, west of Sawmill Camp and just north of 7N23. 1610 Comment
  RSA733725  Chorizanthe staticoides R. G. Swinney 2000-5-6 7667 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  UC153414  Chorizanthe staticoides Ernest Braunton 1901-5-19 Los Angeles foothills Santa Monica Mountains near Griffth Park (Western Ave.); foothills Santa Monica Mountains near Griffith Park Comment
  UCR127012  Chorizanthe staticoides A. C. Sanders 2003-6-18 26934 Los Angeles N end of Santa Susana Mtns., ridge c. 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch 396 Comment
  RSA725105  Chorizanthe watsonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -17 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
  SBBG118737  Chorizanthe watsonii L. Gross with P. Morton 2004-6-9 1360 Los Angeles W end of the main crest; from S of Pacific Crest Trail along Rd 7N23, to the NW corner of Sec 3 and the W end of Sec 12, W of Bear Gulch Camp 1732 Comment
  SD253528  Chorizanthe watsonii R. G. Swinney 2011-6-7 15042 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 mile NNW of Angeles Crest Highway along south entrance road to Chilao Flat Campground, both side of road. 1584 Comment
  UC52636  Chorizanthe watsonii Dr. A. Davidson 1894-5-1 Los Angeles Lancaster 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
  CAS-BOT-BC280035  Cirsium mohavense John Thomas Howell 1952-10-26 28880 Los Angeles Lancaster Comment
  LA94417  Cirsium occidentale var. californicum A. M. Johnson; 1932-5-30 4107 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  UCR271396  Cirsium occidentale var. californicum R. G. Swinney 2011-5-12 14673 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  CAS-BOT-BC285589  Cirsium occidentale var. occidentale L. R. Abrams; I. L. Wiggins 1931-7-4 334 Los Angeles White's Landing, Santa Catalina Island Comment
  UCR133719  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-14 S- 4876 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Canyon, 2 miles above ranch 220 Comment
  RSA0059661  Cirsium occidentale var. occidentale P. A. Munz 1923-4-12 6981 Los Angeles San Clemente Island. Common on grassy slope above Casa Blanca. 30 Comment
  RSA777921  Cistanthe monandra R. G. Swinney 2009-5-6 10672 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  RSA279054  Cistus ladanifer R. F. Thorne 1971-4-23 41464 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon. 609 Comment
  UCR220091  Cistus monspeliensis Fred M. Roberts, Ian Cain, Chezzy W. Brungraber 2010-5-3 7295 Los Angeles Los Angeles Basin, Montebello Hills, oil field above Sycamore Canyon and North Montebello Blvd, 0.6 km southeast of Paramount Blvd Bridge over Pomona Fwy 138 Comment
  CAS-BOT-BC223883  Cistus salviifolius Tim Ross; Walter Appleby 1993-4-15 6822 Los Angeles Western San Gabriel Mtns: Southerly draw ca 515 m SSW of May Canyon Saddle, draining to Wilson Canyon; disturbed area on N side of Loop Canyon Road 1011 Comment
  RSA764495  Cistus salviifolius Orlando Mistretta, Christine Mistretta 2008-5-2 2611 Los Angeles N edge of the San Gabriel Mtns, Soledad Cyn, Southern California Edison substation in the vicinity of Vincent. Comment
  JEPS26606  Clarkia bottae Peter Kamb 1948-6-26 1132 Los Angeles near Ant Canyon (s side of Pacoima Canyon); San Gabriel Mts. 731 Comment
  CAS-BOT-BC172255  Clarkia cylindrica subsp. cylindrica Robert F. Thorne; C. W. Tilforth 1971-6-17 39934 Los Angeles 7 mi. up Little Tujunga Canyon rd. from Little tujunga Station, San Gabriel mts., Angeles National Forest 670 Comment
  POM153240  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-2 1 Los Angeles 1/8 mile north of Newhall Tunnel. 152 Comment
  RSA448253  Clarkia dudleyana Geo. L. Moxley 1915-7-4 358 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  POM219968  Clarkia epilobioides F. R. Fosberg 1932-5-5 8117 Los Angeles Canyon above Villa Park. Avalon, Catalina Island 40 Comment
  UC1234790  Clarkia epilobioides Peter H. Raven 1962-5-22 17823 Los Angeles above Emerald Bay; Santa Catalina Island 121 Comment
  CAS-BOT-BC163724  Clarkia purpurea subsp. quadrivulnera E. Graves 1900-5-1 s.n. Los Angeles Pasadena Comment
  RSA448282  Clarkia purpurea subsp. quadrivulnera Unspecified 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  RSA0017046  Clarkia purpurea subsp. quadrivulnera Gordon Pilone, Mark Parratt 1962-6-24 507 Los Angeles 1 mile W of Topanga Canyon Road on Robinson Road; Mt. Range: Santa Monica; Drainage Area: Pacific slope. 305 Comment
  RSA0035204  Clarkia unguiculata Harvey Anderson, Carl Epling 1930-5-30 s.n. Los Angeles Mandeville Canyon, Santa Monica Mountains. 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
  RSA448582  Clarkia unguiculata Paul Currie 1969-1 33 Los Angeles Along road to Mt. Wilson, c. 15 miles northeast of La Canada 1067 Comment
  RSA73363  Clarkia unguiculata F. W. Peirson 1920-5-16 2086 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  SFV21046  Clarkia unguiculata L. Gross, V. Soza 2001-6-6 436 Los Angeles Verdugo Mountains North side of mountains. Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) from the crest, on north-facing slope. 488 Comment
  UC930696  Clarkia unguiculata Louis C. Wheeler 1932-5-25 759 Los Angeles Sepulveda Canyon Santa Monica Mts. 243 Comment
  UCR132293  Clarkia unguiculata John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, just east of Jet Prop. Lab., transect zero below diversion dam 366 Comment
  CLARK-A1528-3374  Clarkia xantiana John C. Roos 1937-5-31 2036 Los Angeles San Gabriel Mountains Comment
  UCR225133  Claytonia exigua subsp. exigua Dave Silverman, Cindy Hopkins 2007-4-27 6774 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  RSA709582  Claytonia parviflora A. C. Sanders, Helen Kennedy 2005-4-13 29467 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between mint and Plum Canyons. 457 Comment
  RSA588059  Claytonia parviflora subsp. utahensis Orlando Mistretta 1994-4-15 1041 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1036 Comment
  UCR186757  Claytonia perfoliata T. B. Salvato, Sandra Murcia 2007-3-28 2014 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  SBBG96800  Claytonia perfoliata subsp. mexicana S. Boyd with T. Ross, L. Arnseth 1990-4-7 4242 Los Angeles lower half of China Cyn, W side Comment
  UCR199863  Claytonia perfoliata subsp. mexicana LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2457 Los Angeles Transverse Ranges, Verdugo Mountains, along the main crest, just west of a Radio Tower, between Sheep Corral Canyon drainage and Wildwood Canyon drainage 928 Comment
  RSA678395  Claytonia perfoliata subsp. perfoliata V. Soza, LeRoy Gross 2002-4-3 1378 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. Comment
  RSA656382  Claytonia perfoliata subsp. perfoliata Gerald Pitto 1980-6-3 41 Los Angeles Verdugo Mountains: End of Foxglove Drive, Glenwood Oaks, La Crescenta. 518 Comment
  RSA578965  Claytonia rubra subsp. rubra Timothy S. Ross, Steve Boyd 1994-5-11 7781 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  HSC24470  Clematis ligusticifolia R. F. Thorne, M. Z. Thorne 1969-7-10 38438 Los Angeles Angeles National Forest, 1.5 miles W of Wrightwood 1951 Comment
  POM296622A  Clematis ligusticifolia Lyman Benson 1948-10-25 13542 Los Angeles Spring one mile above mouth of San Antonio Canyon, Pacific Slope Drainage Area, San Gabriel Mountains. 793 Comment
  RSA440800  Cleome isomeris E. A. Purer 1931-4-28 s.n. Los Angeles Palos Verdes Hills. 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
  SBBG66389  Collinsia heterophylla M. N. Ackley -May-1925 Los Angeles Kirby's Cyn, Glendale Comment
  UCR129393  Collinsia heterophylla var. austromontana I. M. Johnston 1917-7-1 1750 Los Angeles San Antonio [San Gabriel] Mtns., Near Brown's Flat 1280 Comment
  UC166909  Collinsia parryi Geo. B. Grant 1905-5-4 201 Los Angeles San Gabriel Mountains, Pasadena, Willard Canyon Pasadena; San Gabriel Mountains, , Willard Canyon Comment
  UCR227624  Collinsia parryi Orlando Mistretta, Christine Mistretta 2010-5-26 5213 Los Angeles San Gabriel Mountains, Upper Mill Creek Canyon drainage, south of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  RSA707807  Colutea arborescens Naomi Fraga, Bill Hogshead 2004-4-23 1101 Los Angeles Along the lower part of Josepine Peak Road near its intersection with Angeles Forest Hwy. 1098 Comment
  LA31701  Conyza canadensis Peter H. Raven; Henry J. Thompson 1959-9-27 14506 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  RSA0021291  Conyza canadensis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5086 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA82045  Cordylanthus rigidus subsp. setiger F. W. Peirson 1921-11-12 2793 Los Angeles Collins Ranch, north slope of Liebre Mts. 1220 Comment
  UCD142999  Coreopsis bigelovii Daryl Koutnik; Bruce Holguin 1978-4-1 222 Los Angeles Elizabeth Lake Road, northwest of Palmdale. 914 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
  POM356018  Coreopsis calliopsidea Norman C. Cooper 1949-4-19 3613 Los Angeles Mojave Desert, Lancaster. 762 Comment
  RSA592472  Coreopsis gigantea Mark Hoefs 1973-3-11 56 Los Angeles Santa Catalina Island. Near Renton Mine Road. 213 Comment
  UC55130  Coreopsis gigantea J. H. Barber 1898-3-7 372 Los Angeles Point Duma Comment
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Feb 20 2015
  UCR162297  Coreopsis tinctoria Anuja Parikh, Nathan Gale 2004-6-3 2035 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  CAS-BOT-BC105713  Corethrogyne filaginifolia Ernest Braunton 1902-7-8 516 Los Angeles Sherman Comment
  POM356132  Corethrogyne filaginifolia Freda Detmers 1932-11-27 s.n. Los Angeles 3 miles N of mouth of Topanga Canyon. Comment
  RSA0085029  Corethrogyne filaginifolia R. G. Swinney 2010-4-30 12447 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  SBBG60698  Corethrogyne filaginifolia M. N. Ackley -Mar-1927 178 Los Angeles Baldwin Hills 91 Comment
  UC277037  Corethrogyne filaginifolia M. L. Canby 1925-11-28 12 Los Angeles n side Newhall Pass; n side Newhall Pass Comment
  UC280130  Corethrogyne filaginifolia I. M. Johnston 1918-9-1 2137 Los Angeles Brown's Flats San Antonio Mts. 1310 Comment
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Oct 31 2012
  UCR240249  Corethrogyne filaginifolia Dan S. Cooper 2012-3-21 312- 16 Los Angeles South Coast, Santa Monica, Ashland Ave. near Lincoln Blvd. 20 Comment
  RSA93101  Corethrogyne filaginifolia var. filaginifolia F. W. Peirson 1919-10-26 1263 Los Angeles Base of San Gabriel Mountains, Rubio Canyon reservoir 549 Comment
  POM243791  Cornus glabrata F. R. Fosberg 1931-4-24 4679 Los Angeles Hamilton Canyon, Santa Catalina Island. 60 Comment
  UCR137455  Cortaderia jubata Steve Boyd 1998-10-6 10294 Los Angeles West Mojave Desert/Transverse Range, Liebre Mtns. Region. Pine Canyon, west of junction with Lake Hughes Road 1159 Comment
  CAS-BOT-BC287261  Cotula australis Peter H. Raven 1962-4-1 17459 Los Angeles Rancho Santa Ana Botanic Garden 335 Comment
  CATA893  Cotula australis Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1709 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon 237 Comment
  LA94420  Cotula australis 1940-2-24 1082 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  CAS-BOT-BC427743  Crassula connata Steve Boyd 2003-1-17 10440 Los Angeles Los Angeles Basin region: Vicinity of Irwindale east of the San Gabriel River and west of gravel pits, just north of Foothill Blvd, ca. 600 meters west of Irwindale Ave. 177 Comment
  UCR86524  Crassula connata var. eremica T. S. Ross, Amy Kendall 1992-4-15 6195 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  RSA135134  Crassula connata var. subsimplex P. H. Raven, Henry J. Thompson 1960-4-13 15074 Los Angeles NW slope of Mt. Hollywood 335 Comment
  SBBG13609  Cressa truxillensis P. H. Raven 1962-5-22 17838 Los Angeles E of Little Harbor Comment
  CATA659  Crocanthemum scoparium Mark L. Hoefs 1991-4-23 1148 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  CAS-BOT-BC181573  Crossosoma californicum Robert F. Thorne; P. Everett 1965-6-22 34885 Los Angeles W facing rocky slope of canyon W of East Peak - Santa Catalina Island 396 Comment
  RSA679303  Crossosoma californicum Mark Elvin, Michael Wall 1997-3-18 378 Los Angeles Santa Catalina Island. Cape Canyon Ridge. W side of canyon. With Rock outcrop 200' above valley floor. Approx. 1/2 mile south of well house along Cape Canyon Road. Comment
  LA83308  Croton californicus O. H. Kappler; 1944-6-4 sn Los Angeles San Gabriel Mountains, Tujunga Canyon 457 Comment
  RSA305935  Croton californicus Fay A. MacFadden 1934-2-21 12441 Los Angeles Culver City. Comment
  RSA479350  Croton californicus Edwin Kline 1924-6-22 s.n. Los Angeles Mt. Wilson Comment
  RSA479353  Croton californicus Johnstone 1937-7-25 s.n. Los Angeles Angeles Crest Blvd. Comment
  RSA608707  Croton californicus L. C. Wheeler 1931-4-11 s.n. Los Angeles Dr. Huntington's, [Vicinity of Claremont]. Comment
  SD69374  Croton setiger Robert F. Thorne 1966-9-14 36655 Los Angeles Santa Catalina Island, sandy disturbed area behind Ben Weston Beach 3 Comment
  SFV2079  Croton setiger M. L. Vincent 1962-12-5 309 Los Angeles Santa Monica Mountains 0.5 miles west of Old Topanga Canyon Road on Dry Canyon Road. Comment
  UCR260388  Cryptantha R. G. Swinney 2010-6-21 13300 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
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Dec 6 2018
  OBI28021  Cryptantha David J. Keil, Dirk Walters 1977-4-30 12300 Los Angeles Ridge Rte, ca . 2 mi S of jctn with Los Angeles co. rd N-2 1280 Comment
  RSA0001757  Cryptantha abramsii L. R. Abrams 1903-3-14 3139 Los Angeles San Pedro Hills near Malaga Cove. Comment
  SBBG126920  Cryptantha barbigera var. barbigera A. Parikh, N. Gale 2011-6-4 3411 Los Angeles 4 km W of St Hwy 14, 2.4 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1174 Comment
  RSA771548  Cryptantha circumscissa R. G. Swinney 2009-5-28 10956 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UC61499  Cryptantha circumscissa J. Burtt Davy May 9 1896-May 24 1896 2522 Los Angeles Manzana Antelope Valley Comment
  POM368368  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-5-6 4822 Los Angeles Cape Canyon, Santa Catalina Island 61 Comment
  CHSC3708  Cryptantha intermedia Sue Boergadine 1966-5-12 Los Angeles San Raphael Mtns. 213 Comment
  SEINET3152257  Cryptantha intermedia G. B. Grant 1901-1-1 238 Los Angeles Pasadena Comment
  RSA533979  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5172 Los Angeles San Clemente Island: SSW of Twin Dams, 1450 ft. NNW of Boulder marker (1859 ). 491 Comment
  RSA661027  Cryptantha maritima Orlando Mistretta 1992-4-5 170 Los Angeles Guds, San Clemente Island. Comment
  RSA614331  Cryptantha micrantha L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/4 mile south-southwest of Blum Ranch. 914 Comment
  RSA617198  Cryptantha micrantha L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA190912  Cryptantha micromeres R. F. Thorne 1967-5-18 36872 a Los Angeles Wild Boar Gully, Santa Catalina Island. 183 Comment
  IRVC29543  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  UC78566  Cryptantha microstachys C. F. Baker May 1904 4779 Los Angeles near Claremont Comment
  UCR78078  Cryptantha muricata David Charlton 1991-7-5 5500 Los Angeles San Gabriel Mtns., Lake Hughes Road, south of Castaic Lake, l mi. [NE] of Visitor Center 400 Comment
  UCR271241  Cryptantha muricata var. denticulata R. G. Swinney 2011-6-1 14977 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  RSA0079220  Cryptantha muricata var. muricata Ralph Hoffmann 1930-6-6 s.n. Los Angeles Liebre Station. Comment
  RSA0079582  Cryptantha muricata var. muricata Orlando Mistretta 1992-5-8 301 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  RSA0079596  Cryptantha muricata var. muricata Orlando Mistretta 1995-4-28 1652 D Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  HSC104244  Cryptantha pterocarya R. G. Swinney 2009-4-24 10436 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SEINET10376298 Image available Cryptantha pterocarya var. pterocarya Larry C. Higgins 1974-4-11 8444 Los Angeles 4 miles east of Pearblossom on Hwy 18 Comment
  RSA0079037  Cryptantha pterocarya var. pterocarya L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  RSA713091  Cryptantha similis LeRoy Gross 2005-5-3 2232 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA594295  Cucurbita foetidissima L. C. Wheeler 1967-7-30 10243 Los Angeles San Gabriel Mountains. Big Tujunga wash. 426 Comment
  SEINET10625771  Cucurbita pepo Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3783 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA747101  Cupaniopsis anacardioides A. C. Sanders, T. B. Salvato 2009-5-19 36814 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  UC63986  Cuscuta californica Geo. R. Hall Sep 1904 Los Angeles Swartout Canyon San Antonio Mts. 2133 Comment
  UC1191661  Cuscuta salina Malcolm A. Nobs and S. Galen Smith 1948-9-8 648 Los Angeles just w Malibu Comment
  UCR210208  Cuscuta subinclusa R. G. Swinney 2008-8-13 9404 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  UCR223293  Cuscuta subinclusa R. G. Swinney 2009-7-23 11380 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC520314  Cyperus eragrostis R. G. Swinney 2010-4-20 12291 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2--0.4 mi N of Gavina Ave., near E end of Wallabi Ave. 432 Comment
  UC1334781  Cyperus eragrostis A. H. Gallup 1949-5-20 Los Angeles n.w. edge of lake Los Angeles State & County Arboretum (LASCA) Comment
  UCR224027  Cyperus involucratus Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11687 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  CAS-BOT-BC113996  Cyperus parishii A. Davidson 1901-9-1 s.n. Los Angeles Rock Creek Comment
  UCR150858  Cystopteris fragilis R. G. Swinney 1999-8-16 7666 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  UCR202530  Datisca glomerata R. G. Swinney 2005-8-15 8477 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  SEINET9333395  Datisca glomerata Robert Thorne, DeBuhr, Larry 1974-6-28 44772 Los Angeles Datisca Gully, c. 2 mi. S of Islip Saddle in steep gully on W-facing slope of Mt. Islip. Comment
  UC1586375  Datura wrightii Kevin Groark 1991-6-14 2 Los Angeles w end Lancaster (1/2 mi w of 235th St. West on Ave. D.) Comment
  SD70966  Deinandra clementina R. Mitchel Beauchamp 1967-3-17 235 Los Angeles San Clemente Island, grassy slope east of Wilson Cove Comment
  UC1234793  Deinandra clementina Peter H. Raven 1962-5-23 17856 Los Angeles e side Avalon Bay; Santa Catalina Island Comment
  CAS-BOT-BC294073  Deinandra kelloggii J. Grinnell 1903-6-30 s.n. Los Angeles Pasadena Comment
  RSA402603  Delosperma litorale Robert Gustafson 1981-5-15 2228 Los Angeles Ballona Wetlands, Area 3 Comment
  HSC95376  Delphinium cardinale A. C. Sanders 2003-5-26 26840 Los Angeles Long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and N of Santa Fe RR, E of the San Gabriel River channel 171 Comment
  RSA650492  Delphinium cardinale G. Foster 1961-6-21 s.n. Los Angeles Old Baldy Rd., Angeles Natl. Forest. Comment
  RSA68766  Delphinium cardinale F. W. Peirson 1923-5-27 5323 Los Angeles Rock Creek, north San Gabriel Mountains 1296 Comment
  RSA394518  Delphinium cardinale L. E. Hoffman 1931-5-30 s.n. Los Angeles Cucamonga Wash Comment
  RSA0116693  Delphinium parishii R. G. Swinney 2011-4-19 14393 Los Angeles San Gabriel Mountains; San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA587479  Delphinium parishii subsp. parishii Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1128 Los Angeles San Gabriel Mountains, Santiago Canyon, slopes W of main drainage below Mt. Emma. 1341 Comment
  SBBG121867  Delphinium parishii subsp. parishii A. Parikh, N. Gale 2005-5-13 769 Los Angeles North Sierra Pelona, 1.7 km S of the California Aqueduct, 3.3 km W of State Hwy 14 1030 Comment
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Feb 22 2012
  RSA68782  Delphinium parishii subsp. parishii F. W. Peirson 1929-7-1 8441 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  RSA3517  Delphinium parryi Carl B. Wolf 1932-5-9 3460 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island. 30 Comment
  SD215634  Delphinium parryi Steve Boyd, Lauren Raz & Timothy S. Ross 1997-4-1 9491 Los Angeles Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines 792 Comment
  CAS-BOT-BC121378  Delphinium parryi subsp. maritimum John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Catalina Island Comment
  LA52166  Delphinium patens subsp. hepaticoideum J. A. Ewan; 1929-5-4 8463 Los Angeles Comment
  RSA127840  Delphinium patens subsp. hepaticoideum Peter H. Raven 1959-5-9 14171 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes rd. Malibu Creek drainage. 244 Comment
  RSA279051  Delphinium patens subsp. hepaticoideum Robert F. Thorne 1971-4-23 41468 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  UCSB32387  Delphinium patens subsp. montanum Griesel, Wesley 1962-5-12 Los Angeles The trail from Charleton Flats to Chilas Camp, San Gabriel Mts. 1524 Comment
  RSA251517  Delphinium variegatum subsp. thornei Robert F. Thorne 1973-4-11 42801 Los Angeles San Clemente Island, plateau in Middle Ranch area at head of Middle Ranch Canyon 427 Comment
  SD90467  Dendromecon harfordii Robert F. Thorne 1970-3-5 39362 Los Angeles Santa Catalina Island; north slope of Blackjack Mountain. 456 Comment
  RSA229070  Deschampsia danthonioides R. F. Thorne, C. W. Tiforth 1971-6-30 40794 Los Angeles Angeles National Forest: S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area 1555 Comment
  UCR187138  Descurainia pinnata A. C. Sanders 2006-5-16 32306 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
  RSA433531  Dicentra chrysantha Bonnie C. Templeton 1932-7-21 5028 Los Angeles West Blue Ridge, San Gabriel Mtns. 2134 Comment
  RSA433534  Dicentra chrysantha Robin S. Collins 1973-5-28 312 Los Angeles Angeles National Forest, San Gabriel Mtns: Trail Canyon. 2-2.5 mi into canyon from start of pack trail 793 Comment
  UCR101680  Dichelostemma capitatum B. G. Pitzer 1998-5-23 3752 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR223501  Dichelostemma capitatum R. G. Swinney 2009-5-28 10949 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CAS-BOT-BC499433  Dichelostemma capitatum John I. Carlson 1914-4-28 s. n. Los Angeles Avalon, Catalina Islands Comment
  CAS-BOT-BC499444  Dichelostemma capitatum R. M. Beauchamp 1967-1-28 144 Los Angeles Growing on slope west of the main road below Stone., San Clemente Island, Comment
  RSA376845  Dichelostemma capitatum subsp. capitatum A. M. Johnson 1934-4-7 4398 Los Angeles Botany Garden, Campus, UCLA Los Angeles Comment
  SD21220  Dichelostemma capitatum subsp. capitatum Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  RSA376857  Dichelostemma capitatum subsp. capitatum Louis Greata 1901-03 s.n. Los Angeles Eagle Rock. Comment
  UCD139438  Dichelostemma capitatum subsp. capitatum Kenneth A. Wilson 1961-3-1 882 Los Angeles Santa Monica Mtns. Mulholland Hwy. Canyon ca. 1 miles west of Las Viegenes Hwy. Comment
  SEINET3885715  Dichelostemma pulchellum Keith Dobry 1990-11-25 111 a Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  SFV18106  Dichondra occidentalis C. L. Michaels 1994-6-20 s. n. Los Angeles Tuna Canyon, 0.8 miles from the intersection of Pacific Coast Highway. Northeast-facing slope. Comment
  UCR101244  Digitaria ischaemum L. C. Wheeler 1966-10-27 9093 Los Angeles San Gabriel Mtns, Angeles National Forest; Rincon Ranger Station [Camp Rincon] 473 Comment
  RSA623779  Digitaria sanguinalis R. M. Selle 1931-7-4 s.n. Los Angeles Garden, Eagle Rock Comment
  CHSC95485  Diplacus longiflorus LeRoy Gross 2001-5-28 417 Los Angeles Los Angeles Basin region: Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. A small side canyon on the south side near the mouth of Henderson Canyon. 476 Comment
  SBBG66818  Diplacus longiflorus M. N. Ackley -May-1926 1046 Los Angeles Verdugo Hills 243 Comment
  RSA602305  Diplotaxis tenuifolia L. C. Wheeler 1946-11-11 6443 Los Angeles Los Angeles: New Depot Street and Figueroa. Comment
  CATA1896  Dissanthelium californicum Jenny L. McCune, Lauren Danner 2007-7-14 Los Angeles Santa Catalina Island: Collected at releve #76 220 Comment
  CATA3371  Dissanthelium californicum Peter J. Dixon 2016-4-14 045 Los Angeles Santa Catalina Island: Isthmus area, Deer Springs watershed, 680 m north of Tower Peak 216 Comment
  UC38055  Distichlis spicata J. Burtt Davy May 9-24 1896 2248 Los Angeles margin of Dry Lake near Rosamond Comment
  UCR143183  Distichlis spicata var. stolonifera F. R. Fosberg 1931-4-3 S- 4475 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach 2 Comment
  POM483  Dithyrea californica Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  CAS-BOT-BC43698  Dithyrea maritima Le Roy Abrams 1899-4-1 241 Los Angeles Near Redondo. Comment
  JEPS26609  Dodecahema leptoceras Peter Kamb 1948-6-26 1119 Los Angeles near Sunland; Tujunga Wash 350 Comment
  RSA733090  Dodecatheon clevelandii subsp. clevelandii R. G. Swinney 2001-4-17 7875 Los Angeles Glendora, Morgan Canyon plateau 402 Comment
  UCD65155  Dodecatheon clevelandii subsp. insulare G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7758 Los Angeles CATALINA ISLAND: slopes of Black Jack Mt., locally common in grassy clearings. 450 Comment
  UC1244688  Dodecatheon clevelandii subsp. insulare R. O. Ornduff, Roy L. Taylor 1960-3-18 4380 Los Angeles hillside opposite power plant near Pebble Beach (Santa Catalina Island); , near Pebble Beach Comment
  RSA628805  Drymocallis glandulosa var. glandulosa Scott D. White, David E. Bramlet 1998-6-29 6834 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  CAS-BOT-BC67938  Dryopteris arguta Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8110 Los Angeles Liebre Mountains - Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from 847 Comment
  LA200097  Dryopteris arguta Lawrence L. Kiefer; 1966-4-17 1886 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park, Vista del Valle Dr, ca 0.25 mi E of Mt Hollywood Dr, N of road. 365 Comment
  LA210523  Dryopteris arguta Barbara Joe; 1952-1-7 sn Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon Comment
  SFV15497  Dryopteris arguta E. J. Spencer 1992-2-14 11 Los Angeles San Gabriel Mountains Bear Canyon, east of Sand Canyon Road. Milepost 7.64. 457 Comment
  UC399296  Dryopteris arguta C. F. Millspaugh 1920-2-7 4693 Los Angeles Pebble Beach Canyon; Santa Catalina Isl. Comment
  SD93159  Dryopteris arguta Lucille Kempers 1953-5-26 65 Los Angeles San Gabriel Mountains, Little Dalton Canyon 365 Comment
  UCSB8235  Dryopteris arguta H., J. 1934-5-25 Los Angeles San Dimas Experimental Forest; dam #2; sec. 1, T 1N, R 9W. 762 Comment
  LA210120  Dudleya cymosa subsp. marcescens K. Nakai; 1980-6-8 621 Los Angeles Santa Monica Mountains, Topanga Canyon, 3.15 kn N of Calif. Hwy. 1 150.0 Comment
  CAS-BOT-BC109688  Dudleya cymosa subsp. ovatifolia K. Nakai 1980-6-8 621 Los Angeles Santa Monica Mountains, Topanga Canyon, 3.15 km north of California Highway 1. 150 Comment
  UC1015401  Dudleya densiflora Jack Whitehead and Scott E. Haselton 1946-6-13 733 Los Angeles Fish Canyon San Gabriel Mtns Comment
  SBBG98196  Dudleya hassei F. R. Fosberg 1931-4-7 4502 Los Angeles Hamilton Beach 5 Comment
  CAS-BOT-BC109760  Dudleya virens Jim Dice; Rowena Thompson; Bob Thompson 1983-6-7 351 Los Angeles Point Vicente, 0.4 km. east of lighthouse. Along south edge of Palos Verdes Drive South. 67 Comment
  UC933204  Dudleya virens Reid Moran 1946-5-31 2075 Los Angeles 1/2 mi e Point Vincente Comment
  UC933322  Dudleya virens E. K. Balls 1949-5-11 13468 Los Angeles in Botanic Garden RSABG (material originally collected by Wolf on Santa Catalina Island, Fourth of July Canyon) Comment
  SBBG31082  Dysphania ambrosioides R. F. Thorne 1966-9-15 36680 Los Angeles above Parson's Landing 76 Comment
  RSA596200  Echinochloa crus-galli Lauren Raz, Steve Boyd 1996-10-23 11 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  LA91483  Ehrendorferia ochroleuca Bruce Douglas Clayton; Greg Shaw 1972-4-11 84 Los Angeles Santa Monica Mountains, BDC Peak, Mountain Park Research Campus, N side of peak 579 Comment
  RSA0087304  Eleocharis R. G. Swinney 2010-9-13 13820 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  UCD49728  Eleocharis montevidensis Peter H. Raven; Henry J. Thompson 1960-7-17 15560 Los Angeles Matted edge of stream, Malibu Creek 2 miles above the ocean. 45 Comment
  RSA709613  Eleocharis obtusa A. C. Sanders 2005-5-5 29896 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool. 655 Comment
  RSA177700  Eleocharis palustris Robert F. Thorne, Percy C. Everett 1965-5-11 34661 Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  UCR259192  Eleocharis parishii Mitch Provance, Callen Huff 2009-4-29 10695 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  UCR147791  Eleocharis rostellata Valerie Soza, Laura Moore 2000-6-14 1013 Los Angeles San Gabriel Mountains, Spring at Big Cienega, c. 0.6 mi NE of Deer Flat Campground along S Hawkins Road (FSR 3N07.2) 1982 Comment
  RSA108483  Elymus X gouldii Frank W. Gould 1944-5-7 2334 Los Angeles On open roadside and along railroad; naer junction of Imperial Highway and Firestone Blvd. (near Compton). Comment
  RSA191346  Elymus elymoides subsp. californicus R. F. Thorne, M. Z. Thorne 1967-7-19 37202 Los Angeles San Gabriel Mountains, Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  JEPS85781  Elymus glaucus Roy E. Buck 1988-6-16 962 Los Angeles along trail just below (n of) Upper Shake Campground (immediately above confluence of intermmitent stream from se, ca 2.5 air km se of Hidden Lake, 21 air km nne of Castaic); Shake Canyon 1304 Comment
  RSA0083120  Elymus glaucus R. G. Swinney 2010-6-4 13032 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
  UC817404  Elymus glaucus Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  CAS-BOT-BC206764  Elymus glaucus subsp. glaucus I. M. Johnston 1917-5-6 1017 Los Angeles Mouth of San Antonio Canyon, San Antonio Mountains 609 Comment
  UC188831  Elymus multisetus J. H. Barber 1900-5-5 Los Angeles Santa Monica Forestry Station Comment
  RSA0022993  Elymus trachycaulus Duncan S. Bell, Caitlin Elam 2013-8-1 5565 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  POM305408  Emmenanthe penduliflora Henry J. Ramsey, Henry J. Ramsey 1937-5-16 692 Los Angeles Altadena, North Craig Avenue. 396 Comment
  RSA201836  Emmenanthe penduliflora Gary A Lange 1962-4-15 25 Los Angeles 2.5 miles south of La Tuna Canyon, Wildwood intersection in Sun Valley Comment
  RSA660079  Emmenanthe penduliflora Orlando Mistretta 1992-5-25 414 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  UCD119224  Emmenanthe penduliflora Kenneth A. Wilson 1961-4-26 1159 Los Angeles Soledad Canyon, adjacent to Bee Canyon, north of River's End Ranch. Comment
  UCR165421  Emmenanthe penduliflora A. C. Sanders, Helen Kennedy 2005-4-13 29486 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR220157  Emmenanthe penduliflora R. G. Swinney 2009-4-2 10261 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  RSA233553  Encelia actoni R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42103 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake. 1433 Comment
  HSC5475  Encelia californica David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  UC1118048  Encelia californica R. St. John 1933-2-28 344 Los Angeles beach w Coal Canyon; Calabasas Quadrangle 7 Comment
  SBBG71689  Enemion occidentale R. Hoffmann 1931-4-28 335 Los Angeles upper Bouquet Cyn Comment
  SDSU21082  Ephedra nevadensis Ian Cain, Ryan Gilmore, Bruce Lund 2010-4-16 1391 Los Angeles North west of Lancaster just south of Kern County border. .97km north along 150th Street from intersection with W Avenue 791 Comment
  RSA383848  Ephedra viridis I. M. Johnston 1917-8-25 1721 Los Angeles Prairie Fork 1524 Comment
  RSA458743  Epilobium brachycarpum H. E. Hasse 1894-08 s.n. Los Angeles Acton. Comment
  RSA578131  Epilobium brachycarpum Tim S. Ross, Steve D. Boyd 1994-9-21 8327 Los Angeles 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100m W of the Cow Spring Canyon drainage. 1149 Comment
  UCR182690  Epilobium brachycarpum R. G. Swinney 1997-8-6 5779 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Mar 27 2014
  UCR272958  Epilobium canum R. G. Swinney 2011-7-7 15468 B Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area 1098 Comment
  UC1964681  Epilobium canum H. M. Beard, R. S. Beard 1959-11-28 Los Angeles Topanga Canyon, ca 1/4 mi on Highway 27, S of Topanga post office. Comment
  RSA588451  Epilobium canum subsp. canum H. C. Ackley 1927-09 s.n. Los Angeles Verdugo Hills, Glendale 274 Comment
  SD91994  Epilobium canum subsp. canum R. M. Beauchamp, T. Oberbauer 1975-8-23 22680 Los Angeles Volcanic cliff, west fork of Red Rock Canyon, San Clemente Island. 349 Comment
  UCR212785  Epilobium canum subsp. canum Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1771 Los Angeles Transverse Ranges; San Gabriel Mountains, [east of San Dimas Reservoir, on Sunset Ridge] 405 Comment
  LA206130  Epilobium canum subsp. latifolium F. R. Fosberg; Joseph Andorfer Ewan 1931-8-11 4985 Los Angeles San Gabriel Mountains, 1 mi. above Big Cienega, Islip Trail 2057 Comment
  POM21345  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  RSA652549  Epilobium canum subsp. latifolium Marion P. Harthill 1971-9-25 586 Los Angeles Baden Powell, Angeles National Forest. Comment
  UCR145191  Epilobium canum subsp. latifolium June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  RSA448472  Epilobium ciliatum Louis C. Wheeler 1932-4-21 643 Los Angeles UCLA Campus, W. Los Angeles. 137 Comment
  POM21160  Epilobium glaberrimum subsp. glaberrimum Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA228969  Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne 1971-8-25 41311 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  RSA0082563  Epipactis gigantea R. G. Swinney 2010-6-23 13333 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  CATA325  Equisetum telmateia subsp. braunii Mark L. Hoefs 1973-7-13 357 Los Angeles Santa Catalina Island: Lower Middle Canyon Ranch 38 Comment
  RSA612922  Equisetum telmateia var. braunii L. C. Wheeler 1931-8-27 29 Los Angeles San Dimas Canyon, San Gabriel Mts. 381 Comment
  RSA608693  Eragrostis curvula L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 822 Comment
  LA11741  Eragrostis pectinacea A. M. Johnson; 1937-11-2 93 Los Angeles Comment
  RSA421540  Eremocarpus setiger L. C. Wheeler 1931-8-2 s.n. Los Angeles foothills, 1/2 mi E Liveoak Canyon 427 Comment
  RSA421543  Eremocarpus setiger F. R. Fosberg 1930-6-26 53037 Los Angeles Lower Ballona Creek. 6 Comment
  SBBG58324  Eriastrum R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UC23520  Eriastrum densifolium subsp. austromontanum J. H. Barber 1897-6-22 202 Los Angeles Aliso Canyon Comment
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Mar 5 2009
  RSA0104855  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  RSA0107953  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  SD258999  Eriastrum pluriflorum subsp. pluriflorum Sarah J. De Groot, Janelle De Groot 2005-6-8 5040 Los Angeles Along Hungry Valley Road, 0.7 mile west of Interstate 5 and just south of intersection with Smokey Bear Road. Canada de los Alamos. 868 Comment
  RSA0103453  Eriastrum rosamondense Anstruther Davidson 1892-7-11 s.n. Los Angeles Lancaster. Comment
  UC133883  Eriastrum sapphirinum Katharine Brandegee June 1888 Los Angeles Lancaster Comment
  UC23882  Eriastrum sapphirinum J. H. Barber 1897-6-22 168 Los Angeles San Fernando Valley Comment
  UC52512  Eriastrum sapphirinum Ernest Braunton 1902-6-4 408 Los Angeles Sherman Comment
  UCR149929  Eriastrum sapphirinum R. G. Swinney 1999-6-18 7314 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UC284176  Eriastrum sapphirinum P. A. Munz 1923-9-1 7724 Los Angeles near meadow at the Ranger Station; San Antonio Mts., Swartout Valley 1828 Comment
  RSA0122094  Eriastrum sapphirinum subsp. dasyanthum G. R. Johnstone 1929-7-14 s.n. Los Angeles Griffith Park. Comment
  RSA0122876  Eriastrum sapphirinum subsp. dasyanthum Edwin Kline 1924-6-22 s.n. Los Angeles Mt. Wilson Comment
  SBBG58321  Eriastrum sparsiflorum R. Hoffmann 1928-7-7 Los Angeles near Lang Comment
  SEINET14611726  Eriastrum virgatum G. B. Grant 1901-1 502 Los Angeles Santa Monica Range. Comment
  UCD168208  Ericameria J. W. Barry May1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  HSC5741  Ericameria cooperi C. S. Apperson 1967-6-3 Los Angeles 4 mi. from Hi Vista on 200th St. 701 Comment
  RSA207703  Ericameria cooperi James Henrickson 1965-4-22 1796 Los Angeles 3 miles S of Hi Vista, E of Saddle Back Butte. 915 Comment
  RSA589248  Ericameria cooperi Timothy S. Ross 1991-4-28 4742 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  SBBG62822  Ericameria cooperi var. cooperi R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  CAS-BOT-BC287628  Ericameria linearifolia Ernest C. Twisselmann 1964-6-10 9618 Los Angeles San Emigdio Range and the Mt Pinos Region. Fork at the head of Castaic Valley 1310 Comment
  RSA0073718  Ericameria linearifolia Orlando Mistretta, Christine Mistretta 2005-4-21 2054 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA0108883  Ericameria linearifolia R. G. Swinney 2010-5-21 12872 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
  RSA316365  Ericameria linearifolia R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54991 Los Angeles 2.5 miles S of Llano 1158 Comment
  UCR186662  Ericameria linearifolia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32069 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  UCR222822  Ericameria linearifolia R. G. Swinney 2009-4-29 10603 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UCR235684  Ericameria nauseosa Mark Hoddle 2007-4-26 CA-MSH- 611 Los Angeles Western Mojave Desert, Antelope Valley, California Poppy Preserve, 150th St. West, north of Lancaster Rd. 856 Comment
  SBBG62915  Ericameria nauseosa var. hololeuca R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  POM257000  Ericameria parishii C. B. Wolf 1931-10-20 2296 Los Angeles Just below the Padua Hills Theatre above Claremont, west slope of mts. 457 Comment
  CAS-BOT-BC131662  Ericameria parishii var. parishii C. B. Wolf 1931-10-20 2470 Los Angeles Just below Padua Hills Theatre above Claremont, west slope San Gabriel Mts. 457 Comment
  OBI64702  Ericameria parryi var. aspera Scott D. White 2004-8-11 10698 Los Angeles San Gabriel mtns. about 8 air mi WNW of Wrightwood. East of Fenner Saddle Rd on Pacific Crest trail Comment
  CAS-BOT-BC293130  Ericameria pinifolia Le Roy Abrams 1901-4-6 1372 Los Angeles Big Tujunga Wash Comment
  LA203164  Ericameria teretifolia C. B. Wolf; 1931-11-2 2505 -A Los Angeles Mint Canyon, 1 mi. above point where road from Acton joins the highway 975 Comment
  RSA674578  Erigeron breweri var. covillei Scott D. White 2000-8-25 8130 Los Angeles San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest. 732 Comment
  RSA747413  Erigeron foliosus R. G. Swinney 2008-6-9 8964 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA640156  Erigeron foliosus var. foliosus L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  UCR65250  Erigeron foliosus var. foliosus F. R. Fosberg 1931-5-11 S- 11857 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 40 Comment
  CAS-BOT-BC296198  Erigeron foliosus var. foliosus F. Grinnell Jr. 1917-8-29 s.n. Los Angeles Mt. Waterman Ridge, San Gabriel Mountains Comment
  SFV3882  Erigeron foliosus var. foliosus R. L. Armacost 1959-6-3 1171 Los Angeles Santa Monica Mountains Mulholland Drive. Comment
  POM83857  Eriodictyon crassifolium var. crassifolium Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  RSA141602  Eriodictyon traskiae Percy C. Everett 1960-9-28 24297 Los Angeles Catalina Island, N slope of Mt Black Jack, aong ridge road. 366 Comment
  SD60260  Eriodictyon traskiae C. B. Wolf 1932-10-5 4229 Los Angeles Santa Catalina Island; shoulder of Black Jack Peak, east of Black Jack Mine. 456 Comment
  RSA640934  Eriogonum angulosum Louis C. Wheeler 1967-7-23 10177 Los Angeles San Gabriel Mountains. Mojave Desert slope: pond 1/2 mi W from Barrel Springs, San Andreas Rift Zone. Comment
  SBBG61809  Eriogonum angulosum M. N. Ackley 1926-5-6 872 Los Angeles Little Rock foothills 914 Comment
  UCR102412  Eriogonum baileyi var. baileyi Steve Boyd 1997-9-10 10032 Los Angeles Liebre Mountains Region, High point of Liebre Mountain near old radio tower site, at divide between Horse Camp Canyon and Castaic Creek watershed 1744 Comment
  CAS-BOT-BC241894  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
  LA52300  Eriogonum cinereum H. P. Bracelin; 1931-10-11 570 Los Angeles 274 Comment
  UCR91413  Eriogonum cinereum Scott D. White 1995-3-15 2550 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  SD108970  Eriogonum cithariforme James Henrickson 1972-11-2 8088 Los Angeles 4 mi. N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 372 Comment
  RSA763232  Eriogonum cithariforme var. agninum Justin M. Wood 2010-5-10 1570 Los Angeles San Gabriel Mountains. Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  UC56059  Eriogonum davidsonii J. H. Barber 1897-6-29 219 Los Angeles Bear Canyon Comment
  RSA491736  Eriogonum davidsonii James L. Reveal, R. Broome 1987-6-26 6579 Los Angeles San Gabriel Mountains: along the Angeles Crest Highway (California Highway 2) a Blue Ridge Summit, 2 miles west of Big Pines 2248 Comment
  RSA755174  Eriogonum davidsonii Robert F. Thorne, M. Z. Thorne 1969-7-10 38398 Los Angeles San Gabriel Mts., Angeles National Forest: along Mescal Creek 2027 Comment
  POM180173  Eriogonum elongatum Joseph A. Ewan 1931-10-11 s.n. Los Angeles Santa Monica Mountains, Sepulveda Canyon Rd., north of Mullholland. Comment
  RSA0041497  Eriogonum fasciculatum Ron Martinolich 1991-4-7 39 Los Angeles Los Angeles, Griffith Park, north on Vista Del Valle Dr. from west (upper) trailhead of Bee Rock Trail, ca. 0.4 mi., east side of road. Comment
  UCR271746  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-10-27 15922 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
  CATA322  Eriogonum fasciculatum var. fasciculatum Mark L. Hoefs 1973-7-13 351 Los Angeles Santa Catalina Island: Between airport and Escondido, southeast side of main road 266 Comment
  CAS-BOT-BC253276  Eriogonum fasciculatum var. foliolosum Elmer I. Applegate 1931-11-2 6832 Los Angeles Along main highway to Mojave, Mint Canyon Comment
  LA206862  Eriogonum fasciculatum var. foliolosum A. M. Johnson; 1933-5-20 4297 Los Angeles San Gabriel Mountains, San Gabriel Wash Comment
  RSA393412  Eriogonum fasciculatum var. foliolosum Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  RSA766099  Eriogonum fasciculatum var. foliolosum Fay A. MacFadden 1931-4-10 2918 Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UC1601627  Eriogonum fasciculatum var. foliolosum Miss E. D. Palmer 1905-1-29 Los Angeles Arroyo Seco Comment
  CAS-BOT-BC250101  Eriogonum fasciculatum var. polifolium Tim Ross; Steve Boyd 1992-7-5 6605 Los Angeles Liebre Mountains. Red Mountain: rocky summit area 1217 Comment
  RSA603200  Eriogonum fasciculatum var. polifolium Steve Boyd, Laura Moore, Mike Wall 1997-7-24 10023 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  RSA766111  Eriogonum fasciculatum var. polifolium Joseph A. Ewan 1931-5-30 4264 Los Angeles Short Cut Canyon off W. Fork San Gabriel R. San Gabriel Mts. 1220 Comment
  UC1587606  Eriogonum fasciculatum var. polifolium Tim Ross 1991-8-14 5757 Los Angeles Roundtop [Mtn] San Gabriel Mountains, , Chilao Flat USGS 7.5' 1877 Comment
  RSA243815  Eriogonum giganteum var. giganteum F. R. Fosberg 1931-7-11 S 5379 Los Angeles Middle Ranch Canyon; Santa Catalina Island. 200 Comment
  RSA572345  Eriogonum microtheca var. corymbosoides R. T. Hawke 1994-9-11 73 Los Angeles Upper Fork of Little Rock Creek ( near Hwy 2). Comment
  RSA766494  Eriogonum microtheca var. corymbosoides Joseph A. Ewan 1936-7-27 9846 Los Angeles N. end of Table Mt., Swartout Valley. San Gabriel Mts. 2134 Comment
  POM49216  Eriogonum mohavense A. D. E. Elmer 1902-06 3651 Los Angeles Lancaster. Comment
  SBBG1551  Eriogonum mohavense H. and M. Dearing 1949-4-27 6760 Los Angeles W Mojave Desert [near Lancaster?] Comment
  SEINET13387030 Image available Eriogonum molestum R. G. Swinney 2011-1 15735 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  RSA780691  Eriogonum ordii Sandy Leatherman, Pam De Vries 2011-4-28 2011 -9 Los Angeles Transverse Ranges; Liebre Mountains region; directly north of Esguerra Road, 2,220 meters east of Boquet Canyon Road in Santa Clarita. 491 Comment
  SD22463  Eriogonum parishii Susan G. Stokes 1910-8-29 Los Angeles Old Baldy Comment
  LA52285  Eriogonum parvifolium Louis Wheeler; 1933-9-2 2093 Los Angeles Santa Monica Mountains, Pacific Palisades, Santa Monica, Pacific Palisades 45 Comment
  RSA165689  Eriogonum roseum Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mt. 1677 Comment
  RSA424903A  Eriogonum saxatile H. E. Hasse, Anstruther Davidson 1906-6-1 1615 Los Angeles Big Rock Creek. Comment
  RSA197071  Eriogonum saxatile Noel Holmgren, James L. Reveal 1966-5-30 2613 Los Angeles San Gabriel Mountains: Tujunga Creek Canyon. 1037 Comment
  RSA424900A  Eriogonum saxatile F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5452 Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  UC161888  Eriogonum umbellatum var. minus Charlotte M. Wilder Los Angeles San Antonio Mt. Comment
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Dec 23 2011
  RSA188501  Eriogonum wrightii var. subscaposum Robert F. Thorne, John Olmsted 1965-8-26 35355 Los Angeles San Gabriel Mountains; Angeles National Forest, near top of Blue Ridge SE of Holiday Hill Ski Lift 2561 Comment
  CAS-BOT-BC297948  Eriophyllum confertiflorum Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4353 Los Angeles San Clemente Island, E side of island, near Malo Point, third cyn S of Bryce Cyn Comment
  POM158264  Eriophyllum confertiflorum M. B. Dunkle 1928-5-27 1970 Los Angeles Hamilton Canyon, Santa Catalina Island. 46 Comment
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Jun 5 2014
  RSA167630  Eriophyllum confertiflorum Peter H. Raven, R. F. Thorne 1964-5-7 s.n. Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UCR124546  Eriophyllum confertiflorum B. C. Templeton 1932-7-21 5036 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR131404  Eriophyllum confertiflorum Alison Lipman 1998-5-28 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  JEPS32961  Eriophyllum confertiflorum var. confertiflorum E. R. Blakley 1958-5-9 2274 Los Angeles hills 2 mi e Gorman 1097 Comment
  RSA584489  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross 1992-5-24 6419 Los Angeles Brown's Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  RSA653901  Eriophyllum confertiflorum var. confertiflorum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 817 Los Angeles Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. 396 Comment
  SBBG61045  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1929-5-22 Los Angeles Del Sur to Elizabeth Lake Comment
  UC750567  Eriophyllum confertiflorum var. confertiflorum Lewis S. Rose 1946-7-23 46237 Los Angeles above, Mulholland Dr Hollywood; Santa Monica Mts. 365 Comment
  RSA526572  Eriophyllum nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4280 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  UCR51043  Eriophyllum pringlei A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7767 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  HSC5626  Eriophyllum pringlei C. S. Apperson 1966-4-24 Los Angeles 1.5 mi. up 240th St. from Hwy. 138, 8.5 mi. from Pearblossom Comment
  RSA92530  Eriophyllum wallacei F. W. Peirson 1919-5-30 346 Los Angeles San Gabriel Mountains. 426 Comment
  UCR186967  Erodium brachycarpum A. C. Sanders 2006-4-10 32012 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCR192016  Erodium brachycarpum A. C. Sanders 2008-4-16 34912 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.3 mi. north of Hwy 138 on the east side of the cement plant road, 0.8 mi. E of Quail Lake 1020 Comment
  SEINET7047902  Erodium cicutarium Steven R. Hill, Kate Kramer 2001-4-22 33350 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  POM261345  Erodium macrophyllum P. A. Munz 1940-5-1 15770 Los Angeles S of San Dimas. Comment
  UCR225786  Erodium macrophyllum Dave Silverman, Cindy Hopkins 2007-4-17 6707 Los Angeles SW Tehachapi Mtns, Tejon Ranch, 1.2 km due south of Oso Canyon, 2.4 km south of the Kern County line, and 4.2 km NE of Hwy 138 and I-5 junction 1101 Comment
  UCR23699  Erodium moschatum John C. Roos 1943-3-7 2642 Los Angeles Santa Monica, near Sawtell Comment
  RSA390913  Erodium moschatum Elbert Benjamine 1929-3-10 56 Los Angeles Los Angeles. Comment
  SFV1473  Erysimum capitatum K. A. Wilson 1962-3-25 1256 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon west of Bee Canyon, north of River's End Ranch. 610 Comment
  UCR205920  Erysimum capitatum R. G. Swinney 2008-5-5 8766 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UCR219424  Erysimum capitatum R. G. Swinney 2009-4-1 10234 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  HSC31663  Erysimum capitatum var. capitatum Thomas E. Higley 1974-4-20 27 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail, near the end of San Gabriel Canyon Rd. 457 Comment
  UCD115015  Erysimum capitatum var. capitatum Kenneth A. Wilson; D. E. Bianchi 1961-2-2 829 Los Angeles San Gabriel Mountains. Little Tijunga Canyon, 2 miles north of Route 118. Comment
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Oct 29 2014
  RSA230051  Erysimum capitatum var. capitatum R. F. Thorne 1971-6-26 40589 Los Angeles Summit of Mt. Wilson 1738 Comment
  RSA530265  Erysimum capitatum var. capitatum George R. Johnstone 1928-4-28 15038 Los Angeles Two mi. E. of Palmdale. Comment
  CAS-BOT-BC55211  Erysimum suffrutescens S. B. Parish 1918-6-5 11881 Los Angeles Playa del Rey. Comment
  SBBG79182  Erythranthe cardinalis F. R. Fosberg 1931-5-18 4910 Los Angeles Sweetwater Cyn 160 Comment
  SD107840  Erythranthe guttata Mark Hoefs 1973-7-20 400 Los Angeles Santa Catalina Island: along dry stream bed by Edison Pump Station, Upper Middle Ranch Canyon 312 Comment
  CAS-BOT-BC402728  Eschscholzia caespitosa L. R. Abrams 1901-6-1 1700 Los Angeles Santa Monica Mts Comment
  CATA3010  Eschscholzia californica Amy Catalano, Schylar Gholson 2016-2-19 016 Los Angeles Santa Catalina Island: Along Cape Canyon Road, east of drainage with old Middle Cape Reservoir 267 Comment
  UCSB2173  Eschscholzia californica Haller, Norman 1953-3-21 Los Angeles Tip of Point Dume Comment
  CAS-BOT-BC403175  Eschscholzia californica Ernest C. Twisselmann 1966-4-27 12108 Los Angeles Mojave Desert. Southwest side of Antelope Valley 883 Comment
  UCR223022  Eschscholzia minutiflora R. G. Swinney 2009-4-29 10621 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA252973  Eschscholzia minutiflora Robert F. Thorne, C. W. Tilforth 1973-4-20 43109 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1037 Comment
  CATA505  Eschscholzia ramosa Sara L. Crockett 1997-4-2 649 Los Angeles Santa Catalina Island: Point above Empire Landing Quarry site, 0.25 mile N of Empire Landing Road, from point 2.4 miles from jct. with Airport Road 240 Comment
  UCR188653  Eucalyptus camaldulensis R. G. Swinney 1990-4-28 1576 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora; at the east boundary of the South Hills Park, in a canyon running east-west 305 Comment
  CATA3413  Eucalyptus globulus Benjamin J. Dion, Julia A. Parish 2017-2-9 011 Los Angeles Santa Catalina Island: Interior; Quail Valley, 20 meters west of main driveway entrance 160 Comment
  CATA2968  Eucalyptus globulus subsp. globulus Amy Catalano 2016-1-27 005 Los Angeles Santa Catalina Island: Drainage bank behind Mushroom Flats, about 1/8 mile down canyon from Quail Valley 87 Comment
  UCR178087  Eucalyptus sideroxylon LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 387 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Dead Horse Canyon, along road (Heather Ridge Dr.) 335 Comment
  RSA673613  Eucalyptus sideroxylon LeRoy Gross 2003-1-25 688 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest. 610 Comment
  SEINET3012142 Image available Eucalyptus viminalis Jeannette L. Huber, Nancy Ryan Zabriskie 1969-11-13 1040 Los Angeles Pasadena, California. Comment
  RSA0116796  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-25 12934 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR259958  Eucrypta chrysanthemifolia R. G. Swinney 2010-3-18 11985 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA425056  Eucrypta chrysanthemifolia Kathy Harper 1987-5-2 s.n. Los Angeles Santa Monica Mountains, Mulholland Hwy between Las Virgenes Valley overlook and Yerba Buena Rd. Comment
  UCSC000890  Eucrypta chrysanthemifolia Peter Kamb 1947-5-25 535 Los Angeles near Sunset Ridge guard station Sunset Ridge guard station - San Gabriel Mts., Millard Canyon 671 Comment
  RSA570041  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4898 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA584060  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross 1991-4-25 4591 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora) 536 Comment
  RSA655984  Eucrypta chrysanthemifolia var. chrysanthemifolia James Henrickson 1985-3-30 19769 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  LA46909  Eulobus californicus Harlan Lewis; 1954-4-2 1629 Los Angeles Comment
  UCR132425  Euphorbia albomarginata A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23278 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 579 Comment
  RSA432463  Euphorbia crenulata Louis Greata 1901-03 s.n. Los Angeles Eagle Rock. Comment
  RSA602210  Euphorbia helioscopia L. C. Wheeler 1945-6-10 6066 Los Angeles South El Monte: Between Rio Hondo and San Gabriel Rivers, between Repetto and Punte Hills. Siphon Road, 1/4 Mile east of Durfee Avenue. Comment
  LA82197  Euphorbia maculata O. H. Kappler; 1943-5-24 475 Los Angeles SANTA MONICA MOUNTAINS, Beverly Hills. Comment
  RSA603315  Euphorbia peplus Scott D. White 1997-5-21 5198 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
  CDA20450  Euphorbia peplus M. O'Brien 2003-4-13 MOB 10 -03 Los Angeles South Coast; Topanga State Park, near the headquarters compound. 0 Comment
  POM305606  Euphorbia peplus Henry J. Ramsey, Henry J. Ramsey 1937-9-6 911 Los Angeles Altadena. 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
  RSA432460  Euphorbia peplus Freda Detmers 1929-11-11 s.n Los Angeles Hillside in Griffith park. Comment
  UCR99453  Euphorbia prostrata L. C. Wheeler 1960-7-9 7773 Los Angeles City of Duarte, 441 Pamela Street. 122 Comment
  UCR101746  Euphorbia serpens L. C. Wheeler 1969-12-4 s.n. Los Angeles City of Los Angeles, Crenshaw High School, 49th Street and 9th Avenue. 37 Comment
  UCD142795  Euphorbia serpillifolia S. I. Apfelbaum 1980-9-27 22 Los Angeles Lopez canyon landfill. Comment
  CDA33533  Euphorbia terracina Burton 2010-12-15 s.n. Los Angeles Rowland Heights. 17250 Colima Road. 0 Comment
  UCR227372  Festuca arundinacea Orlando Mistretta, Christine Mistretta 2008-5-19 3107 Los Angeles Transverse Range; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 100 per TRTP Survey 2008), upper Fish Canyon, east of Monrovia Peak 1209 Comment
  SBBG105373  Festuca myuros R. M. Beauchamp 1976-5-22 4109 Los Angeles N of jct of main island rd and rd to Stone 403 Comment
  UCR223387  Festuca myuros R. G. Swinney 2009-5-27 10861 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR194733  Festuca octoflora var. hirtella Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 688 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 595 Comment
  RSA0082593  Festuca perennis R. G. Swinney 2010-6-4 13003 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  UCR124246  Filago arizonica L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island, 0.3 mile SSE of Isthmus Bench Mark 122 Comment
  RSA0106887  Filago arizonica Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 636 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. 289 Comment
  RSA188204  Filago californica R. F. Thorne, Percy C. Everett 1965-6-24 35022 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  RSA592835  Filago californica L. C. Wheeler 1967-4-30 9214 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA616270  Filago californica Scott D. White, Pam De Vries 1998-5-15 6500 Los Angeles Soledad Canyon Area; Liebre Mts. Proposed quarry area N of Soledad Canyon Road, S of I-14 freeway, E of Bee Canyon and W of Agua Ducle Canyon. 579 Comment
  RSA644026  Filago californica Steven A. Junak 1978-4-15 SCa- 2 Los Angeles Santa Catalina Island. South side of creek near Cherry Valley Boy Scout Camp, lower Cherry Valley. 7 Comment
  RSA678211  Filago californica Valerie L. Soza, LeRoy Gross 2001-4-18 1137 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 fire area, between Little Santa Anita and Santa Anita Canyons. 671 Comment
  UCR152894  Filago californica A. C. Sanders, Helen Kennedy 2005-4-13 29417 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR194727  Filago gallica Valerie Soza, Laura Moore 2000-5-10 830 Los Angeles Transverse Ranges: Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 595 Comment
  SD40898  Foeniculum vulgare Carl B. Wolf 1932-10-3 Los Angeles Santa Catalina Island, ca. 1 1/4 mile from Wrigley Drive on road to Renton Mine 305 Comment
  RSA608604  Foeniculum vulgare L. C. Wheeler 1974-5-13 s.n. Los Angeles Pasadena: Prebles, 115 E. Glenarm. Comment
  SEINET10898551  Frangula californica subsp. californica Douglas L. Holl 1997-10-9 Holland 114 Los Angeles City of Claremont. Rancho Santa Anna Botanic Garden. Cultivated collection. Originally wild collected from San Mateo, California; Pigeon Point, costal scrub. Source: Yerba Buena Nursery, 15 October 1992. Accession number - 18089. 152 Comment
  CAS-BOT-BC53321  Frangula californica subsp. cuspidata Alice Eastwood 1919-6-20 9029 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC223754  Frankenia salina J. Ewan 1931-7-31 4769 Los Angeles Telegraph Road near Santa Fe R.R. Crossing Comment
  RSA678915  Frankenia salina Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. 5 Comment
  SEINET11978025  Frankenia salina J. F. Bright, Wyman, C. 1931-1 5720 Los Angeles In and around Hollywood Comment
  RSA230218  Frasera neglecta Robert F. Thorne 1969-7-2 38256 Los Angeles Angeles National Forest: Upper Chilao Campground 1616 Comment
  RSA392140  Frasera parryi Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon. 427 Comment
  OBI70997  Fremontodendron californicum Larry Kelly, David J. Keil 1989-4-21 367 Los Angeles San Gabriel Mts. 2-3 mi SE of Valyrmo along ft. Tejon rd Comment
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Aug 4 2014
  RSA68724  Fritillaria pinetorum Frank W. Peirson 1922-7-6 5337 Los Angeles Westward from highest point of Blue Ridge, San Gabriel Mountains 2500 Comment
  POM358610  Galinsoga parviflora var. parviflora F. R. Fosberg 1930-7-3 S 3026 Los Angeles San Gabriel River, El Monte. Comment
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Jan 30 2017
  UCR126822  Galium angustifolium A. C. Sanders 2003-6-19 26973 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  UCR146492  Galium angustifolium Scott D. White 2004-7-27 10630 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  JEPS56101  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-20 4172 Los Angeles just below junction of Gorge Road; Santa Monica Mts., Las Flores Canyon Comment
  LA103215  Galium angustifolium subsp. angustifolium Barry A. Prigge; 1985-6-14 6407 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA605397  Galium angustifolium subsp. angustifolium Scott D. White, Chet McGaugh 1995-6-6 3220 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: Sunshine Canyon. W of San Fernando Road and I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  RSA658362  Galium angustifolium subsp. angustifolium Naomi Zohman 1985-4-28 22 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  UC1375377  Galium angustifolium subsp. angustifolium Robert F. Thorne and A. C. Gibson 1971-5-22 39736 a Los Angeles Fish Canyon San Gabriel Mts., Angeles National Forest 304 Comment
  POM8698  Galium angustifolium subsp. angustifolium Philip A. Munz, R. D. Harwood 1920-3-13 3302 Los Angeles San Jose Hills 1 mi. s. of San Dimas. 305 Comment
  POM49901  Galium angustifolium subsp. gabrielense I. M. Johnston 1924-6-28 s.n. Los Angeles Above Spring Hill, San Antonio Canyon, along trail to Cascade Canyon. 1220 Comment
  RSA660127  Galium angustifolium subsp. gabrielense Orlando Mistretta 1992-6-12 537 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA0091534  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-6-14 15131 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  JEPS6598  Galium aparine F. W. Peirson 1921-6-19 1184 Los Angeles North Fork San Gabriel River San Gabriel Mts. 1005 Comment
  SBBG31333  Galium aparine R. F. Thorne 1966-4-5 35816 a Los Angeles small stream in Middle Ranch Cyn below Stage Station SW of Eagle's Nest 76 Comment
  SD253547  Galium aparine R. G. Swinney 2011-3-26 14202 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  RSA534043  Galium aparine Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5261 Los Angeles San Clemente Island: westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of rest [1336'] marker; 1800 t SE of Malo Knoll [1396']) 384 Comment
  UC519952  Galium californicum subsp. flaccidum Louis C. Wheeler 1932-7-2 899 Los Angeles Browns Flat-Fern Canyon water trail San Gabriel Mts. 1219 Comment
  POM4420  Galium grande L. T. Street 1918-5-19 s.n. Los Angeles Mt. Wilson trail near Camp Ualtee Comment
  RSA678822  Galium grande Valerie L. Soza, Monica Acosta 2001-6-20 1297 Los Angeles Van Tassel Ridge, south side of Van Tassel Ridge road (FS Road 1N36A), 0.2 mile east of junction with Van Tassel Truck Trail (FS Road 1N36), east side of Mt. Bliss. 1037 Comment
  SBBG119350  Galium grande V. Soza with M. Acosta 2001-6-20 1299 b Los Angeles above Cold Springs Cyn, E of White Saddle, along Silver Fish Rd (FS Rd 1N29), ca. 1.54 mi E of jct with Van Tassel Truck Trail (FS Rd 1N36) 854 Comment
  SBBG125061  Galium grande A. Parikh, N. Gale 2010-6-28 3366 Los Angeles ridge between Fish and Sawpit cyns, 0.4 km SE of White Saddle, 1.1 km NW of Mount Bliss 985 Comment
  UC1483323  Galium grande Robert F. Thorne 1971-4-23 41465 Los Angeles above Santa Anita Canyon; San Gabriel Mts., Angeles National Forest, Chantry Flats 640 Comment
  RSA771773  Galium hilendiae R. G. Swinney 2009-5-20 10828 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UC1595315  Galium johnstonii Tim Ross and Steve Boyd 1990-6-18 3485 Los Angeles northerly draw draining to Jackson Lake San Gabriel Mtns, Mescal Creek USGS 7.5' quad., Camp Verdug 1877 Comment
  UCR194028  Galium johnstonii R. G. Swinney 1998-9-4 6923 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 8 2012
  CATA1041  Galium nuttallii subsp. insulare Mark L. Hoefs 1995-5-10 1967 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  LA33612  Galium nuttallii subsp. nuttallii Peter H. Raven; 1959-4-4 13951 Los Angeles 15 Comment
  RSA585533  Galium porrigens var. porrigens Tim S. Ross 1992-4-21 6225 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  JEPS22245  Galium porrigens var. porrigens Rimo Bacigalupi with R. Alava 1958-7-20 6401 Los Angeles close to Angeles Crest Hwy. (State Hwy. 2); San Gabriel Mts., Angeles Nat'l For., Charlton Flat 1623 Comment
  RSA0112038  Gamochaeta antillana A. C. Sanders, T. B. Salvato 2009-5-20 36869 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 66 Comment
  UCR270538  Garrya flavescens R. G. Swinney 2011-7-21 15528 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  LA33615  Garrya veatchii Henry J. Thompson; 1959-2-20 1847 Los Angeles Santa Monica Mountains, 2 mi. E of Saddle Peak, along Saddle Peak Road 701 Comment
  RSA391426  Garrya veatchii Fordyce Grinnell Jr. 1911-09 s.n. Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  RSA391429  Garrya veatchii I. M. Johnston 1925-4-10 s.n. Los Angeles Mt. Lowe. Comment
  RSA392402  Garrya veatchii Anstruther Davidson 1893-6-12 1898 Los Angeles Switzer's Trail. Comment
  CATA1748  Gastridium phleoides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 2001-5-18 3176 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground 225 Comment
  CDA5225  Gaura sinuata Agricultural Commissioner 1935-8-3 Los Angeles San Fernando Valley. 0 Comment
  UCR223201  Gayophytum R. G. Swinney 2009-7-22 11308 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA250347  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42221 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift. 2378 Comment
  SD255805  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2008-7-16 9251 Los Angeles San Gabriel Mountains: Will Thrall Peak, west of Burkhart Saddle (Juniper Hills 7.5'Q) 2378 Comment
  CATA3464  Genista linifolia Tobias Nickel, Julia Parish 2017-5-31 006 Los Angeles Santa Catalina Island: Interior; Northeast of Lower Cottonwood Canyon Rd and south of main drainage in Middle Cottonwood Canyon 125 Comment
  RSA630741  Geranium carolinianum LeRoy Gross, Valerie Soza 1999-5-11 153 Los Angeles San Gabriel Mountains: Above city of San Dimas. 646 Comment
  UCR26144  Geranium robertianum Alfred R. Roos 1958-6-3 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
  RSA587760  Gilia T. S. Ross 1991-4-27 4624 -c Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA771770  Gilia R. G. Swinney 2009-4-28 10555 Los Angeles summit of Mt. Emma. 1585 Comment
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Dec 7 2018
  UCR192194  Gilia A. C. Sanders 2008-4-18 34970 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  RSA470093  Gilia angelensis P. A. Munz, R. D. Harwood 1920-4-21 3701 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA599904  Gilia angelensis L. C. Wheeler 1933-4-16 1647 Los Angeles San Gabriel Mountains: Liveoak Canyon. 426 Comment
  RSA678242  Gilia angelensis Valerie L. Soza, S. D. Boyd 2002-4-10 1407 Los Angeles Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 518 Comment
  UC909025  Gilia angelensis John Thomas Howell 1928-3-20 3459 Los Angeles Griffith Park , Griffith Park (Vermont Canyon) Comment
  UCR152891  Gilia angelensis A. C. Sanders, Helen Kennedy 2005-4-13 29434 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  SBBG119339  Gilia angelensis V. Soza with S. Boyd 2002-4-10 1407 Los Angeles Haskell Cyn, Del Sur Ridge, Stables Fire 2001 area; T5N R15W S19, SW/4, SE/4 518 Comment
  RSA72316  Gilia brecciarum subsp. brecciarum F. W. Peirson 1921-5-20 4704 Los Angeles Little Rock Creek, N slope of San Gabriel Mts 1037 Comment
  SBBG122091  Gilia brecciarum subsp. brecciarum A. Parikh, N. Gale 2003-5-10 730 Los Angeles Bald Mtn, 1 km SE of summit, 0.2 km SW of Old Ridge Rd 1185 Comment
  RSA0051793  Gilia brevicula L. Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  UCR149926  Gilia cana R. G. Swinney 1999-6-18 7308 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA470222  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1908-05 1798 Los Angeles Hollywood. Comment
  SD38788  Gilia capitata subsp. abrotanifolia Dr. McDougall 1931-5-4 2063 B Los Angeles Griffith Park. Comment
  UCR108183  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., N of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  UCR19415  Gilia capitata subsp. abrotanifolia Carl Epling 1931-4-18 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Los Alisos Canyon Comment
  RSA599901  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1933-5-5 1698 Los Angeles San Gabriel Mountains: Fish Canyon 304 Comment
  RSA777924  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-5-20 5151 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  UCR120575  Gilia latiflora Steven R. Hill, K. Kramer 2001-4-22 33337 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR185592  Gilia latiflora A. C. Sanders 2007-4-25 33588 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  UC963955  Gilia latiflora subsp. davyi R. F. Hoover 1938-4-16 3119 Los Angeles near Bailey's (Upper Antelope Valley); upper Antelope Valley, near Bailey's Comment
  RSA563042  Gilia latiflora subsp. latiflora D. Charlton 1991-5-27 5307 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
  UC604837  Gilia latiflora subsp. latiflora Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9494 Los Angeles highway between Adelanto and Lancaster; highway between Adelanto and Lancaster Comment
  UCR43293  Gilia minor David Charlton 1986-6-15 270 Los Angeles San Gabriel Mtns, Betweeen Blue Ridge Campground (1.5 air mi SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run; along the reservoir maintenance road, 0.7 to 1.2 mi south of Angeles Crest hwy on Forest Road 3N06 2439 Comment
  UCR206441  Gilia modocensis R. G. Swinney 2008-6-10 9001 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA104082  Gilia nevinii Verne Grant 1956-5-3 18439 Los Angeles Santa Catalina Island. NW-facing side of a rocky cliff south of White's Landing 9 Comment
  RSA187843  Gilia nevinii R. F. Thorne 1966-4-6 35892 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  UCR124249  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns, Foothills of the mountains: 2 mi NE of Vincent 991 Comment
  SEINET3082494 Image available Gilia ochroleuca subsp. ochroleuca Robert F. Thorne, G. D. Wallace 1973-4-25 43365 Los Angeles San Gabriel Mtns.; 0.25 mi north of Bob's Gap, 3.5 mi south of Llano, N slope of Holcomb Ridge 1159 Comment
  UCR189278  Gilia ochroleuca subsp. ochroleuca R. G. Swinney 1998-5-16 6096 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
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May 3 2012
  UCR189743  Gilia splendens R. G. Swinney 1998-7-10 6386 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
  RSA71823  Gilia splendens subsp. splendens F. W. Peirson 1921-7-3 2485 Los Angeles on trail northeast of Rock Creek divide Comment
  RSA89885  Glycyrrhiza glabra George W. Garrettson 1954-7-9 s.n. Los Angeles Patch of about one acre on S side of Valley Blvd, 1/4 mile e of Collin St, Spadra. Comment
  RSA600004  Gnaphalium californicum Steve Boyd, Lauren Raz 1997-5-28 9843 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
  POM358898  Gnaphalium palustre Anstruther Davidson 1915-8-1 3089 Los Angeles Camp Baldy. Comment
  RSA226075  Gnaphalium palustre R. F. Thorne, C. W. Tilforth 1971-6-17 39916 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
  UC1118552  Gnaphalium palustre J. Horton 1935-7-18 217 Los Angeles just below dam; Pomona Quadrangle, Dalton Canyon Comment
  RSA802057  Gnaphalium stramineum Orlando Mistretta, Kristie Haydu 2011-7-20 5972 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  RSA244371  Grayia spinosa C. W. Tilforth, John Dourley 1973-5-24 818 Los Angeles Bob s Gap, c. 2 mi. ENE of Valyermo Comment
  SBBG49897  Grayia spinosa L. S. Matlovsky 1975-3-28 DM- 1112 Los Angeles East Avenue J, near Butte Valley Wildflower Sanctuary Comment
  UC897083  Grindelia hirsutula I. W. Clokey and E. G. Anderson 1935-5-9 6965 Los Angeles Puddingstone Reservoir Comment
  RSA248889  Guillenia lasiophylla R. F. Thorne 1973-4-11 42860 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA586976  Guillenia lasiophylla Orlando Mistretta 1992-5-8 321 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  RSA67376  Guillenia lasiophylla F. W. Peirson 1919-5-14 4431 Los Angeles Eaton Canyon 762 Comment
  RSA9687  Guillenia lasiophylla L. C. Wheeler 1932-4-1 546 Los Angeles San Jose Hills at Pomona. 305 Comment
  RSA673610  Gutierrezia californica LeRoy Gross, Steve Fischer, Gary D. Wallace, et al. 2002-12-7 676 Los Angeles Limekiln Canyon 518 Comment
  UCR144094  Gutierrezia californica Scott D. White 1997-5-7 5058 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  SEINET2052350 Image available Gutierrezia microcephala David Charlton, Robb Fishman 1990-8-30 3930 Los Angeles W. Mojave Desert: Palmdale, corner of Ave. R and 30th St. East. Ca. 1 mile S of Hwy 138. 807 Comment
  LA32027  Gutierrezia sarothrae Peter H. Raven; Henry J. Thompson 1959-9-18 14450 Los Angeles Santa Monica Mountains, Westwood, UCLA campus 152 Comment
  UCR91456  Haplopappus menziesii Scott D. White 1995-2-7 2534 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  CAS-BOT-BC307299  Hazardia squarrosa var. grindelioides Peter H. Raven 1959-10-25 14705 Los Angeles Mulholland Highway 1.6 miles west of Decker Road, Santa Monica Mountains 304 Comment
  OBI34894  Hazardia squarrosa var. grindelioides David J. Keil 1983-8-23 17869 Los Angeles Just W of Leo Carillo State beach along hwy 1 , ca. 1 mi E of Ventura Cnty line. Comment
  SBBG31107  Hazardia squarrosa var. grindelioides R. F. Thorne 1966-4-28 36262 Los Angeles water tank above Mausoleum, Avalon Cyn above rd 182 Comment
  UC891995  Hazardia squarrosa var. grindelioides Carl B. Wolf 1932-10-19 4353 Los Angeles Ridge Route Road 4 mi n Castaic 640 Comment
  UCR199860  Hedera helix LeRoy Gross, Naomi Fraga 2006-1-20 2448 Los Angeles Transverse Ranges, Verdugo Mountains, east end of the Verdugos, north side of the main crest. A small draw south of Deer Creek that drains into Deer Creek, off of Beaudry Road, southwest of debris basin 412 Comment
  POM359760  Helenium puberulum Thekla Mohr 1915-1 3949 Los Angeles North Fork, San Gabriel River. Comment
  CAS-BOT-BC309442  Helenium puberulum Ernest Braunton 1902-7-1 600 Los Angeles L.A. River Comment
  UCR259067  Helianthus annuus R. G. Swinney 2010-5-4 12510 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
  POM359982  Helianthus annuus subsp. lenticularis F. R. Fosberg 1930-6-23 S- 2970 Los Angeles Del Rey. 1 Comment
  UC194069  Helianthus gracilentus Samuel B. Parish 1889-6-1 1887 Los Angeles San Francisquito Canyon Comment
  CAS-BOT-BC305788  Helianthus nuttallii Ernest Braunton 1902-9-1 698 Los Angeles Los Angeles Comment
  SD39697  Heliotropium curassavicum Edith A. Purer 1931-9-15 2332 Los Angeles El Segundo Comment
  POM126524  Heliotropium curassavicum var. oculatum R. L. Pendleton 1909-7-6 s.n. Los Angeles Catalina Cove, Santa Catalina Island. Comment
  UCD132948  Helminthotheca echioides Daryl Koutnik 1978-6-24 551 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  SD80111  Helminthotheca echioides C. W. Tilforth 1969-8-10 234 Los Angeles Whittier Comment
  RSA515095  Hemizonia clementina Aaron Liston, Orlando Mistretta, Riesenberg 1989-8-29 801 -6 Los Angeles San Clemente Island, main dune area At Darter Road, NW part of island Comment
  UCR65220  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 04930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  RSA0008441  Hemizonia parryi subsp. australis A. C. Sanders, T. B. Salvato 2009-5-21 36905 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines. 64 Comment
  UCR24897  Hemizonia pungens A. C. Sanders 1980-8-17 1769 Los Angeles Antelope Valley, marshy area at the SW edge of Rosamond Dry Lake about 1/2 mi east of the E end of Ave. 'C 671 Comment
  SBBG108961  Hesperevax sparsiflora S. A. Junak 1997-3-13 SCl 784 Los Angeles ridge between 2 forks of first cyn E of Mosquito Cyn, near head of W fork, ca. 0.54 mi E of Triangulation Pt "Rest" 365 Comment
  UCR281411  Hesperoyucca whipplei R. G. Swinney 2014-5-19 16567 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  UC1211086  Heteromeles arbutifolia Huron H. Smith 1912-5-1 4902 Los Angeles Eagle Rock Valley 152 Comment
  RSA0074078  Heterotheca grandiflora Steve Boyd, Lauren Raz 1996-9-24 8925 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
  RSA0075646  Heterotheca grandiflora Scott D. White 2003-10-14 9828 Los Angeles San Gabriel Mountains: Foothills above Sierra Madre; Los Angeles Dept. of Public Works Auburn debris basin, above the north terminus of Auburn Ave. 396 Comment
  UC832991  Heterotheca grandiflora E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  RSA0074412  Heterotheca grandiflora W. R. Shaw 1900-6-23 51 Los Angeles Claremont. Comment
  RSA0074442  Heterotheca grandiflora Timothy S. Ross 1991-2-23 4099 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 293 Comment
  RSA0075836  Heterotheca grandiflora T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, Mt Wilson. Comment
  RSA0062929  Heuchera elegans Anstruther Davidson 1915-8-1 3087 Los Angeles Camp Baldy. Comment
  CAS-BOT-BC149953  Holodiscus discolor var. discolor P. A. Munz 1918-5-4 2218 Los Angeles Laguna [Canon] Canyon Comment
  UCR150387  Holodiscus microphyllus var. microphyllus L. C. Wheeler 1970-7-26 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Mount Hawkins 2470 Comment
  RSA12276  Hordeum brachyantherum C. B. Wolf 1934-4-11 5651 Los Angeles Bryant Ranch, E of Long Beach. 1400 ft S of 7th St. on W side of San Gabriel Flood Control. 3 Comment
  CAS-BOT-BC289495  Hordeum brachyantherum subsp. californicum Ernest C. Twisselmann 1965-5-18 10858 Los Angeles Marsh along the Lancaster Road, va. 3 miles southeast of Gorman, Tehachapi Mountains 1097 Comment
  SD72836  Hordeum brachyantherum subsp. californicum F. R. Fosberg 1931-4-3 S 4477 Los Angeles Pebble Beach, Santa Catalina Island, dry salt marsh, supra littoral zone 2 Comment
  CAS-BOT-BC284993  Hordeum depressum Alice Eastwood 1906-5-27 178 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  POM50779  Hordeum jubatum A. D. E. Elmer 1902-06 3618 Los Angeles Lancaster. Comment
  SBBG17867  Hordeum murinum P. H. Raven 1962-4-11 17275 Los Angeles due W of Wall 2 6 Comment
  UCR168519  Hordeum murinum Carl Epling 1931-4-25 s.n. Los Angeles Western Transverse Range, Los Alisos Canyon, Santa Monica Mtns. 305 Comment
  POM1302  Hordeum murinum subsp. glaucum B. Sanford 1909-05 s.n. Los Angeles Claremont. Comment
  RSA652394  Hordeum murinum subsp. leporinum Gerald F. Bliss 1948-5-11 s.n. Los Angeles Found on Cypress Avenue about 4 miles east of Covina 243 Comment
  UC1147900  Hordeum murinum subsp. leporinum Robert F. Thorne 1966-4-4 35777 Los Angeles ne Isthmus Cover (Blue Cavern Point, Santa Catalina Island); Santa Catalina Island, Blue Cavern Point 30 Comment
  UCR192806  Hordeum murinum subsp. murinum T. B. Salvato 2008-4-25 3347 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, Hwy 138, west of Cow Spring Canyon and 0.6 mi east of 300th Street West 950 Comment
  RSA85241  Horkelia rydbergii F. W. Peirson 1921-6-16 2448 Los Angeles Pine Flats. 1524 Comment
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Jul 29 2016
  RSA0098174  Hulsea heterochroma R. G. Swinney 2011-8-5 15609 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
  RSA585908  Hulsea vestita subsp. gabrielensis Timothy S. Ross, S. D. Boyd 1990-5-23 2608 Los Angeles Mt. Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. San Gabriel Mountains. 1720 Comment
  RSA716882  Hulsea vestita subsp. gabrielensis LeRoy Gross, Valentin Arvizu 2006-5-31 2469 Los Angeles Forest Service road surveys; Along Santa Clara Road (3N17.6) from Magic Mountain to a short distance pass (east) of Indian Canyon Road (4N37). 1424 Comment
  UCR221442  Hydrocotyle ranunculoides D. E. Bramlet 1999-11-10 2826 Los Angeles Snow Creek, City of Industry, 16 m east of Valley Blvd. and 107 m north of Grand Ave., 229 m west of the existing San Jose Creek flood control channel 55 Comment
  RSA453764  Hydrocotyle ranunculoides Anstruther Davidson 1893-8-13 s.n. Los Angeles E. Los Angeles. Comment
  RSA756582  Hymenoclea salsola Orlando Mistretta, Christine Mistretta 2008-4-3 2277 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  RSA509701  Hypericum androsaemum L. C. Wheeler 1967-8-9 10427 Los Angeles San Gabriel Mts., Angelels National Forest: Devil's Canyon S side Mt. Waterman. 2042 Comment
  RSA483720  Hypochaeris glabra Richard Noyes, L. Arnseth 1988-4-30 514 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  UCR18378  Hypochaeris radicata O. F. Clarke 1977-7-4 s.n. Los Angeles Pasadena, residential garden at 384 North Oakland Avenue 268 Comment
  SEINET695828  Ibicella lutea Robert F. Thorne 1968-10-31 37869 Los Angeles Spontaneous sprawling annual weed at Rancho Santa Ana Botanic Garden 366 Comment
  SEINET255356  Ilex cornuta A. C. Sanders 2005-2-13 29149 Los Angeles San Gabriel Valley: Walnut, Mt. San Antonio College, at south foot of the San Jose Hills. 244 Comment
  SBBG112934  Isocoma menziesii S. A. Junak with K. Kirkland 1979-11-15 SCa 485 Los Angeles 1 mi N of Cactus Pk, at E end of conspicuous limestone ridge 387 Comment
  JEPS30532  Isocoma menziesii var. vernonioides Donald M. Kyhos 1958-11-15 58 -233 Los Angeles Turnbull Canyon Whittier Comment
  RSA131321  Isocoma menziesii var. vernonioides Peter H. Raven, H. J. Thompson 1959-9-19 13720 Los Angeles Along U. S. Highway 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  RSA529080  Isocoma menziesii var. vernonioides Timothy S. Ross, A. R. Ross 1991-7-29 5727 Los Angeles Elephant Hill: W Pomona 230 Comment
  IRVC26617  Isopyrum occidentale W. Wisura, W. Steinmetz 1993-4-10 4832 Los Angeles Sierra Pelona: PCT below rim on N-side of range Comment
  CATA3426  Jacaranda mimosifolia Tobias Nickel, Julia Parish, Jamie Choi, Stuart Olshevski 2017-4-12 002 Los Angeles Santa Catalina Island: Channel side; Hamilton Cove, intersection of Marde Cortez and Alta Vista 54 Comment
  UCR168245  Juglans californica L. C. Wheeler 1931-11-11 351 Los Angeles Western Transverse Range; Santa Monica Mtns., N side Santa Monica Mtns. opposite Franklin Canyon 366 Comment
  RSA0011193  Juglans californica I. M. Johnston 1918-9-3 s.n. Los Angeles W of Pomona Comment
  RSA0048407  Juglans californica Geo. E. Julian 1963-3-15 s.n. Los Angeles [San Dimas] Pudding Stone. [Puddingstone] Comment
  LA33624  Juglans californica var. californica Henry J. Thompson; 1959-3-31 1912 Los Angeles Santa Monica Mountains, 1.2 mi SW of Seminole Hot Springs, about 2 mi SW of Cornell 396 Comment
  RSA0011163  Juglans californica var. californica Steve Boyd, Walter Appleby 1993-4-22 7979 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
  CHSC35498  Juglans regia James Henrickson 1979-5-18 18124 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; open weedy flats S of creek. 402 Comment
  RSA527687  Juglans regia Tim S. Ross, A. R. Ross 1991-6-3 5542 Los Angeles Elephant Hill, W Pomona 287 Comment
  SEINET4566927 Image available 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
  RSA750457  Juncus covillei R. G. Swinney 2001-9-15 8171 Los Angeles Little Jimmy Spring 2256 Comment
  UCR108180  Juncus duranii L. C. Wheeler 1966-8-21 8828 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 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
  UC1922693  Juncus mexicanus Scott D. White, A. Warniment 2006-7-18 11631 Los Angeles SE TEHACHAPI MTNS.: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. Lebec 7.5' Quad. Comment
  UCR277384  Juncus mexicanus R. G. Swinney 2010-6-1 13175 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA596203  Juncus rugulosus Lauren Raz, Steve Boyd 1996-10-23 14 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  SEINET6076738  Juncus textilis Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA706547  Juncus tiehmii LeRoy Gross 2005-6-23 2387 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek., Near 34.38220N, 117.9733W. 1458 Comment
  RSA0042971  Juniperus californica R. G. Swinney 2009-11-18 11659 Los Angeles summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon 1280 Comment
  UCR197728  Juniperus californica Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 35 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UCR48946  Juniperus chinensis A. C. Sanders 1987-7-22 7149 ' Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA585375  Juniperus osteosperma T. S. Ross 1991-4-27 4655 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA659875  Keckiella breviflora Orlando Mistretta 1992-8-20 778 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. 1698 Comment
  POM158261  Keckiella cordifolia M. B. Dunkle 1928-5-28 1967 Los Angeles Avalon Canyon, Santa Catalina Island. 46 Comment
  SD252360  Keckiella cordifolia Steven A. Junak 2000-5-19 Sca 1321 Los Angeles Santa Catalina Island: N-facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W os powerline route. 228 Comment
  UCD123816  Keckiella cordifolia Louis C. Wheeler 1932-6-16 829 Los Angeles Liveoak Wash, 2 miles northeast La Verne. 403 Comment
  UCR258618  Keckiella ternata R. G. Swinney 2010-9-13 13807 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  RSA400465  Keckiella ternata subsp. ternata L. E. Hoffman 1927-8-19 s.n. Los Angeles Arroyo Seco - Watermon Ry.[?] St. Comment
  UC1871281  Keckiella ternata var. septentrionalis T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3957 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
  CAS-BOT-BC238330  Keckiella ternata var. septentrionalis Ernest C. Twisselmann 1959-6-2 5320 Los Angeles Old Ridge Route, 0.25 mile north of Quail Lake Fire Station 1219 Comment
  SEINET8853387 Image available Kerria japonica Henrickson 2002-1 23283 Los Angeles Cultivated in South Pasadena, 1409 Oneonta Knoll from material otained from Forest Farms nursery, Williams, Oregon Comment
  SEINET7062870  Krascheninnikovia lanata A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Route 138. (WGS84/NAD83). UTM Zone 11, 412010mE, 3820421mN. 897 Comment
  SEINET3828348  Krascheninnikovia lanata C. Epling, Wm. Robinson 1935-1 Los Angeles Rocky slope of mesa South of San Augustine. Comment
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Mar 9 2015
  UC1059905  Kyllinga brevifolia L. G. Arthur 1946-9-17 Los Angeles Long Beach, at 2053 Linden Long Beach Comment
  RSA703546  Lactuca serriola Michael Honer 2004-6-22 2008 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  CDA7524  Lactuca serriola Phillipson 1915-6-12 Los Angeles Monrovia. Comment
  POM12240B  Lactuca serriola F. L. Robinson 1921-5-9 72 Los Angeles Claremont. Comment
  POM158252  Lamarckia aurea M. B. Dunkle 1928-3-31 1781 Los Angeles Little Harbor, Santa Catalina Island. 152 Comment
  RSA17914  Lamarckia aurea C. B. Wolf 1926-3-17 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  SEINET10598998  Lamarckia aurea John Quincy 1890-3-9 Fritchey s.n. Los Angeles Hills E Los Angeles. Comment
  PASA736  Langloisia matthewsii Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  UC17317  Larrea tridentata J. Burtt Davy May 9 1896-May 24 1896 Los Angeles West Palmdale; Antelope Valley Comment
  UCD107199  Larrea tridentata Jill Fariss 1997-3-12 28 Los Angeles Palmdale, at 47th Street and Pearblossom Hwy. Comment
  CAS-BOT-BC338146  Lasthenia californica C. F. Baker 1904-4-4 4086 Los Angeles Elsinore Comment
  RSA151025  Lasthenia californica Peter H. Raven 1962-4-11 17283 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  RSA252970  Lasthenia californica R. F. Thorne, C. W. Tilforth 1973-4-20 43090 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1036 Comment
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Jul 20 2021
  POM361554  Lasthenia coronaria L. C. Wheeler 1934-3-27 2511 Los Angeles Claremont 373 Comment
  POM6002  Lasthenia glabrata subsp. coulteri L. R. Abrams 1903-4-10 3240 Los Angeles Ballona marshes near Mesmer Comment
  POM6005  Lasthenia glabrata subsp. coulteri I. M. Johnston 1917-4-11 s.n Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA545282  Lasthenia gracilis D. Propst, Mark Hoefs 1973-3-3 41 Los Angeles Santa Catalina Island: Airport road just below airport 457 Comment
  POM244876  Lathyrus vestitus subsp. laetiflorus F. R. Fosberg 1931-3-25 S- 4373 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 100 Comment
  POM1806  Lathyrus vestitus subsp. laevicarpus D. L. Crawford, Otis Hiatt 1910-3-29 s.n. Los Angeles Santa Monica Mountains. Comment
  UCSB8570  Lathyrus vestitus var. alefeldii Sage, Paul 1958-2-1 Los Angeles South wall of Millard Canyon slope, 1/4 mile below waterfall, 175 yds. above stream bed 594 Comment
  UC574960  Lathyrus vestitus var. ochropetalus R. Fowler, K. Kneen, and Carl Epling Apr 1933 Los Angeles Boney Ridge Santa Monica Mountains Comment
  UC450900  Lathyrus vestitus var. vestitus Fay A. MacFadden 1931-3-31 50 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UC284750  Lathyrus vestitus var. vestitus P. A. Munz 1923-4-10 6736 Los Angeles s of Lemon Tank (w coast San Clemente Island); San Clemente Island Comment
  SBBG12259  Lavatera assurgentiflora subsp. glabra P. H. Raven 1962-5-7 17579 Los Angeles Wilson Cove 60 Comment
  SBBG31485  Lavatera assurgentiflora subsp. glabra R. F. Thorne 1966-4-4 35794 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  CAS-BOT-BC321537  Layia glandulosa Timothy S. Ross 1994-5-31 7973 Los Angeles San Gabriel Mountains. Pacifico Mountain: ridgetop 660 m WNW of the 7124-fot summit. 2081 Comment
  RSA0088465  Layia glandulosa Mitch Provance, Callen Huff 2009-4-29 10689 Los Angeles Tehachapi Mountains: Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman. 1230 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
  UCR82275  Layia glandulosa J. M. Stewart 1994-4-11 827 Los Angeles Western Mojave Desert, Antelope Valley, Munz Canyon Road, near Elizabeth Lake 1098 Comment
  UCSB6624  Layia glandulosa Beach, Kay 1943-3-25 Los Angeles San Dimas Exp. Forest; Dalton Comment
  SJSU11657  Layia pentachaeta subsp. albida C. J. Osier 1962-4-20 Los Angeles 15 mi NE of Lancaster Comment
  UCR191716  Layia platyglossa A. C. Sanders 2008-4-18 34956 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 977 Comment
  UCR271212  Layia platyglossa R. G. Swinney 2011-4-20 14453 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA49396  Lepidium flavum P. A. Munz 1949-4-26 13085 Los Angeles Near Phelan, Mojave Desert 945 Comment
  SEINET7062863  Lepidium flavum var. flavum A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on the Pearblossom Highway near the California Aqueduct. UTM Zone 11, 410587mE, 3820401mN. (WGS84/NAD83). 887 Comment
  RSA679826  Lepidium fremontii var. fremontii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 849 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  CAS-BOT-BC12466  Lepidium nitidum George B. Grant; Walter Wheeler 1904-4-21 s.n. Los Angeles Santa Catalina Island, Pacific Ocean, off southern California. Comment
  CAS-BOT-BC12473  Lepidium nitidum Alice Eastwood 1906-5-27 46 Los Angeles Country adjacent to Los Angeles. Garvanza. Comment
  SBBG133345  Lepidium strictum S. C. white, J. Green 2004-4-23 10229 Los Angeles Arroyo Seco at La Loma Rd bridge crossing; Pasadena 213 Comment
  RSA0107829  Lepidium strictum Steven A. Junak 2000-5-19 SCa- 1308 Los Angeles Santa Catalina Island. Along road on SE side of Echo Lake. 390 Comment
  RSA591979  Lepidium virginicum Mark Hoefs, D. Propst 1973-3-3 33 Los Angeles Santa Catalina Island: west side of Black Jack Mt. 412 Comment
  UC1126715  Lepidium virginicum Louis C. Wheeler 1936-6-26 365 Los Angeles Tanbark Flats Pomona Angeles Quad., San Dimas Experimental Forest 792 Comment
  CAS-BOT-BC60037  Lepidium virginicum var. menziesii Alice Eastwood 1919-5-29 9001 Los Angeles San Gabriel Canyon. Comment
  UCR144091  Lepidium virginicum var. pubescens Scott D. White 1998-6-10 6716 Los Angeles San Gabriel Mtns, San Antonio Canyon, c. 1.5 air mi N of San Antonio Dam/Shinn Road (=Mountain Ave) Bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station 777 Comment
  UCR223590  Lepidium virginicum var. pubescens R. G. Swinney 2009-6-3 11060 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
  UCR266380  Lepidium virginicum var. pubescens D. E. Bramlet, Allison D. Rudalevige 2009-4-29 4376 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, west of Big Tujunga Canyon Rd., SW of County Probation Camp 15 450 Comment
  CAS-BOT-BC339174  Lepidospartum F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon [Canyon]. Near Pasadena, San Gabriel Mts Comment
  POM361765  Lepidospartum squamatum F. R. Fosberg 1931-1-7 7108 Los Angeles Sierra Madre. 300 Comment
  RSA155884  Lepidospartum squamatum Peter H. Raven 1961-10-15 16863 Los Angeles Betw Foothill Blvd (Hwy 66) and the Botanic Garden, Claremont 366 Comment
  SDSU4730  Lepidospartum squamatum Joan Godsil 1952-10-2 525 Los Angeles Claremont, in field by P.E. station. 366 Comment
  UCR145194  Lepidospartum squamatum June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  RSA596503  Lepidospartum squamatum L. C. Wheeler 1966-11-19 9133 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  CAS-BOT-BC320589  Leptochloa Peter Rubtzoff 1988-10-7 9961 Los Angeles Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, ca. 2 miles northeast of the entrance to Angeles National Forest, or ca. 4 miles northeast of junction of Osborne Street and Foothill Blvd., San Gabriel Mountains. 478 Comment
  RSA631999  Leptosiphon aureus L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mountains: East fork Kentucky Springs Canyon 1280 Comment
  SD231401  Leptosiphon breviculus Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 19 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Highway (Road north) on the north side of the San Gabriel Moutains. Near Shoemaker Canyon. Along ridge, wash, and roadside. 1444 Comment
  UCSB33654  Leptosiphon breviculus Risk, Paul 1963-5-21 Los Angeles Charltan Flats; San Gabriel Mountains 1524 Comment
  RSA0034182  Leptosiphon liniflorus Pam De Vries 2013-4-13 7849 Los Angeles About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1050 Comment
  RSA73042  Leptosiphon parviflorus F. W. Peirson 1919-5-18 4711 Los Angeles Hills east of Monrovia Canyon 457 Comment
  SBBG7988  Leptosyne bigelovii H. and M. Dearing 1930-4-15 2365 Los Angeles Little Rock Cyn Comment
  SEINET2053407  Lessingia germanorum Frank Ambrey 1959-1 Los Angeles Comment
  UC75944  Lessingia glandulifera var. glandulifera Geo. B. Grant Aug 1901 687 Los Angeles San Gabriel Mountains, Pasadena Comment
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Jan 2 2017
  POM12922  Lewisia rediviva P. A. Munz 1922-5-30 5576 Los Angeles Swartout Valley 2256 Comment
  POM365322  Leymus condensatus Anstruther Davidson 1917-05 3242 Los Angeles Los Angeles. Comment
  CAS-BOT-BC274477  Leymus triticoides LeRoy Abrams 1902-6-12 2521 Los Angeles Ballona Creek, near Mesmer Comment
  POM352204  Leymus triticoides A. Chase 1930-4-26 S- 3008 Los Angeles Los Angeles. Culver gargen. Comment
  RSA509704  Lilium parryi Louis C. Wheeler 1967-8-2 10306 Los Angeles San Gabriel Mountains, Angeles National Forest: Sheep Camp Spring, W slope Mt. Pacifico 1951 Comment
  RSA604148  Lilium parryi Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains: South Fork Alder Gulch. 1676 Comment
  RSA757081  Lilium parryi Richard G. Swinney 2008-9-13 9457 Los Angeles Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  LA211268  Limonium sinuatum Arthur C. Gibson; 2006-5-22 5156 Los Angeles SANTA MONICA MOUNTAINS, about 4 m from northbound I405 in Sepulveda Pass. Comment
  CDA41459  Limonium sventenii Michael O Brien 2015-7-1 s.n. Los Angeles Malibu; County Line Beach , a unit of Leo Carrillo State Beach. 0 Comment
  UCR110893  Linanthus aureus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22002 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
  UCR205923  Linanthus breviculus R. G. Swinney 2008-5-5 8763 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  CAS-BOT-BC226744  Linanthus californicus Ethel, Miss Graves 1900-4-1 s.n. Los Angeles Pasadena (near) Comment
  RSA60291  Linanthus californicus G. R. Campbell 1948-5-13 586 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA648203  Linanthus californicus Glenda Long 1981-4-26 20 Los Angeles West Fork San Gabriel Canyon, left side of road. 1 mile up canyon. Comment
  RSA679942  Linanthus concinnus LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 941 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  UC1058205  Linanthus dianthiflorus C. McMillan and R. Moran 1949-4-9 1515 Los Angeles above Malibu Beach (mouth of Winter Canyon); Winter Canyon Comment
  RSA729878  Linanthus pungens R. G. Swinney 1998-9-7 6925 Los Angeles Pine Mountain Ridge, c. 1/4 mi. west of summit of Pine Mountain. 2817 Comment
  UCR11883  Lithophragma affine P. H. Raven, H. J. Thompson 1960-4-24 15124 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 mi east of Decker Road on Mulholland Hwy 610 Comment
  RSA0014590  Lithophragma bolanderi Orlando Mistretta, Christine Mistretta 2011-6-18 5710 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  RSA602978  Lithophragma bolanderi Louis C. Wheeler 1967-5-23 9673 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  UC310834  Lithophragma bolanderi Philip A. Munz 1925-3-18 8922 Los Angeles Newhall Grade Comment
  UCSB2570  Lithophragma heterophyllum Ballard 1954-5-27 Los Angeles Little Dalton Canyon 362 Comment
  RSA527760  Lithophragma maximum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4318 Los Angeles San Clemente Island. East side of island, near Malo Point, second canyon south of Bryce Canyon. Comment
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Feb 20 2014
  UC303425  Lobelia dunnii var. serrata G. B. Grant 1901-7-25 4453 Los Angeles Southern California, Sturdevants Camp Sturdevants Camp; Southern California, Sturdevants Camp Comment
  RSA660839  Lobularia maritima Ann Williams 1992-5-14 8 -92 Los Angeles End of Canyon Dr., 0.2 mi. off Penn St. and 100 yds E of Whittier College track. 152 Comment
  CAS-BOT-BC342110  Logfia arizonica Peter H. Raven; Henry J. Thompson 1959-5-5 14152 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 4.1 miles north-west of Tapia Park on road to Malibu Lake 182 Comment
  SD69730  Logfia gallica Robert F. Thorne 1966-4-29 36301 Los Angeles Santa Catalina Island; hillside along Airport Road before turn off to Middle Ranch Canyon. 455 Comment
  UCD66192  Lolium multiflorum Jack Delaini 1974-5-9 195 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest, along Johnstone peak Rd. and slopes below it at head of canyon. 853 Comment
  UCR43944  Lolium perenne B. A. Prigge 1986-3-29 7144 Los Angeles San Gabriel Mtns., South of Canyon Country at Golden Valley/Antelope Valley Fwy (Calif. Hwy 14) 457 Comment
  POM356947  Lolium perenne subsp. multiflorum J. R 1936-5-25 s.n. Los Angeles Griffith Park Comment
  POM356955  Lolium perenne subsp. multiflorum Charles F. Seymour 1902-6-9 s.n. Los Angeles U.S.C. across from campus on Westley Ave. Comment
  UCR219421  Lolium perenne subsp. multiflorum R. G. Swinney 2009-3-26 10169 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  POM356969  Lolium temulentum Anstruther Davidson 1917-04 3230 Los Angeles Alvarado Street, Los Angeles. Comment
  POM7111  Lolium temulentum P. A. Munz, G. Williams 1919-4-19 2488 Los Angeles Lone Hill Comment
  UCD66655  Lolium temulentum Frank W. Gould 1944-5-7 2336 Los Angeles 3 miles E of Compton. Comment
  RSA598858  Lomatium nevadense var. parishii Steve Boyd, Timothy S. Ross 1997-3-21 9234 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  CAS-BOT-BC240484  Lonicera hispidula L. R. Abrams; I. L. Wiggins 1931-7-4 328 Los Angeles White's Landing, Santa Catalina Island Comment
  IRVC27768  Lonicera interrupta A. C. Sanders 2005-5-11 30139 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  CAS-BOT-BC234817  Lonicera subspicata Alice Eastwood 1919-5-29 8939 Los Angeles San Gabriel Canyon Comment
  RSA589332  Lotus argophyllus subsp. ornithopus T. S. Ross 1995-5-20 8594 Los Angeles San Clemente Island. Southwesterly-trending ridge 1640 ft due S of Guse (888 ft) triangulation point. 145 Comment
  RSA527781  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4347 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA0073117  Lotus argophyllus var. argenteus Mark L. Hoefs, Robert Given 1992-4-16 1809 Los Angeles Santa Catalina Island: Wild Boar Gully. 152 Comment
  UC1584927  Lotus crassifolius Tim Ross and Steve Boyd 1991-7-24 5614 Los Angeles ridge nne Granite Mountain; , Pacifico Mountain U.S.G.S. 7.5' Quad 1889 Comment
  UC57381  Lotus grandiflorus J. H. Barber 1897-3-28 107 a Los Angeles Santa Monica Canyon Comment
  UC1929740  Lotus hamatus V. Soza, LeRoy Gross 2001-5-22 1244 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway (ca. 100 feet below). 473 Comment
  IRVC28122  Lotus humistratus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26280 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  SEINET11177585  Lotus humistratus Unknown 1973-4-21 s.n. Los Angeles Vincent Comment
  UC216127  Lotus nevadensis var. davidsonii I. M. Johnston 1917-7-4 1423 Los Angeles s slope Baldy; San Antonio Mountains 1981 Comment
  RSA406210  Lotus oblongifolius var. oblongifolius F. R. Fosberg 1931-8-13 4964 Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains. 1982 Comment
  RSA406213  Lotus oblongifolius var. oblongifolius L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA230658  Lotus procumbens var. procumbens R. F. Thorne 1969-7-10 38440 Los Angeles Big Pines Hwwy., c. 1.5 miles W of Wrightwood, Swarthout Valley 1951 Comment
  UCR127195  Lotus salsuginosus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26281 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
  RSA695554  Lotus salsuginosus var. salsuginosus Scott D. White, Brian Leatherman 2003-11-17 9856 Los Angeles Big Dalton Canyon, above Glendora; Big Dalton Canyon Road above reservoir. 518 Comment
  POM2446  Lotus salsuginosus var. salsuginosus E. L. Brown 1893-1 s.n. Los Angeles Pasadena, Elysian Park Comment
  RSA498652  Lotus scoparius V. V. Giles 1936-7-5 212 Los Angeles 1/8 mile East Holbrook Camp, Crystal Lake Road. Comment
  RSA0087030  Lotus scoparius subsp. scoparius R. G. Swinney 2010-3-18 11973 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  JEPS55867  Lotus strigosus I. J. Condit 1913-6-5 Los Angeles San Dimas Comment
  RSA498746  Lotus strigosus Amelia Eatherton 1930-05 s.n. Los Angeles Griffith Park. Comment
  RSA590851  Lotus strigosus T. S. Ross 1990-5-15 2537 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  RSA621879  Lotus strigosus R. S. Woglum 1935-5-6 723 Los Angeles Palmdale. Comment
  UCR126719  Lotus strigosus A. C. Sanders, Mark Elvin 2003-4-14 25949 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  POM9176  Lotus strigosus P. A. Munz 1920-4-21 3687 Los Angeles San Dimas Canyon. 457 Comment
  UCR242038  Lotus wrangelianus Dan S. Cooper 2012-4-30 412- 4 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  UCR124567  Lupinus B. C. Templeton 1932-6-17 4915 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR280813  Lupinus albifrons Mitch Provance 2017-6-30 617- 39 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  SD39017  Lupinus albifrons var. albifrons Edith A. Purer 1931-3-18 1520 Los Angeles Sandy area along Ballona av. just east of town of El Segundo. Comment
  SBBG95405  Lupinus albifrons var. douglasii M. B. Dunkle 1949-7-25 Los Angeles Coach Rd Comment
  RSA406978  Lupinus albifrons var. eminens Geo. L. Moxley 1920-5-1 s.n. Los Angeles Catalina Island. Comment
  RSA0085281  Lupinus bicolor R. G. Swinney 2010-4-30 12468 Los Angeles near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  RSA710706  Lupinus bicolor Valerie L. Soza, Susan Caplow 2003-4-11 1629 Los Angeles Brand Park vicinity, head of Brand Canyon, alongside Brand Park Mtwy, north side of powerline tower. 640 Comment
  SD21217  Lupinus bicolor Norman E. Bilderback 1938-4-16 Los Angeles Catalina Island; Avalon Comment
  RSA517120  Lupinus bicolor T. S. Ross 1990-5-14 2507 Los Angeles Yerba Buena Ridge.... Tujunga Ranger district 1076 Comment
  UCSB9862  Lupinus bicolor H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam Comment
  SBBG118138  Lupinus bicolor subsp. microphyllus F. R. Fosberg 1931-3-29 4377 Los Angeles Hamilton Cyn, near Avalon 100 Comment
  SFV20809  Lupinus bicolor subsp. microphyllus L. Gross, N. Fraga 2002-4-4 505 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. 606 Comment
  RSA527784  Lupinus bicolor subsp. microphyllus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4348 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SEINET10871232  Lupinus bicolor subsp. microphyllus Donald R. Bissing 1973-5-18 Bissing 77 Los Angeles Evey canyon, san gabriel mountains. Herbaceous plant to 10" tall, flowers Small, bicolor, blue and white. In open grassy meadow by roadside .4 mile from Mouth of canyon. Alt. 2400'. 732 Comment
  SEINET4035700  Lupinus bicolor var. microphyllus D. B. Dunn 1947-1 2949 Los Angeles route from Newhall to Palmdale, Action Junction on northwest side of highway, in open field. Comment
  RSA594538  Lupinus concinnus L. C. Wheeler 1967-5-9 9375 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  JEPS65131  Lupinus excubitus var. hallii F. W. Peirson 1922-6-4 3090 Los Angeles San Gabriel Mountain, Soledad Canyon Soledad Canyon; San Gabriel Mountain, Soledad Canyon 685 Comment
  RSA503879  Lupinus excubitus var. hallii N. C. Cooper 1949-6-29 4360 Los Angeles San Gabriel Canyon 457 Comment
  POM11486  Lupinus excubitus var. johnstonii P. A. Munz 1921-6-18 4638 Los Angeles Between Swartout and Pairie Fork 2439 Comment
  RSA0088834  Lupinus formosus Bonnie C. Templeton, I. W. Clokey 1930-4-8 1491 Los Angeles 1 mile north of Elizabeth Lake. Comment
  RSA152090  Lupinus formosus var. formosus Wesley O. Griesel 1962-5-12 s.n. Los Angeles Charlton Flats to Chilao Camp, San Gabriel Mts 1524 Comment
  RSA413629  Lupinus formosus var. formosus L. C. Wheeler 1934-3-24 2470 Los Angeles Liveoak Canyon, San Gabriel Mountains. 473 Comment
  RSA413626  Lupinus formosus var. formosus George R. Johnston 1918-4-28 13752 Los Angeles Canyon north of Big Pine. 1524 Comment
  RSA533897  Lupinus guadalupensis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5142 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
  SBBG131975  Lupinus guadalupensis S. A. Junak, B. Collins 1991-4-24 SCI 153 Los Angeles S of airfield, just W of main rd 274 Comment
  HSC14828  Lupinus hirsutissimus C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  UCR194186  Lupinus latifolius R. G. Swinney 1998-7-29 6531 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  RSA640931  Lupinus latifolius subsp. parishii L. C. Wheeler 1967-8-9 10413 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  HSC14847  Lupinus longifolius David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  LA200474  Lupinus longifolius Carl Epling; M. Epling 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA1024  Lupinus longifolius J. T. Howell 1928-6-29 993 Los Angeles Near Santa Monica 76 Comment
  RSA23639  Lupinus longifolius Theodore Payne 1939-6-3 s.n. Los Angeles Along Foothill Blvd. Montrose 457 Comment
  UC201992  Lupinus longifolius Crawford and Hiatt 1916-3-28 577 Los Angeles Santa Monica Mts. Comment
  SD51890  Lupinus peirsonii Wesley O. Griesel 1962-6-27 Los Angeles San Gabriel Mountains, Dawson Saddle 2438 Comment
  SD215539  Lupinus sparsiflorus Steve Boyd, Lauren Raz 1997-3-31 9393 Los Angeles Knapp Ranch area at upper end of Castiac Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA414811  Lupinus sparsiflorus subsp. sparsiflorus T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  POM2612  Lupinus sparsiflorus subsp. sparsiflorus C. F. Baker 1909-3-20 5248 Los Angeles Claremont. Comment
  RSA679914  Lupinus stiversii LeRoy Gross, Sarah J. De Groot 2003-5-17 922 Los Angeles Mt. Lowe fire road (2N50.1) 1402 Comment
  CAS-BOT-BC173256  Lupinus truncatus A. C. Sanders; Helen Kennedy 2005-4-13 29416 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  POM2388  Lupinus truncatus C. F. Baker 1904-4-22 4190 Los Angeles Monrovia. Comment
  RSA747977  Luzula comosa R. G. Swinney 2001-8-27 8119 Los Angeles San Gabriel Mtns.: Windy Spring, 0.3 mi. NW of Little Jimmy Campground. 2256 Comment
  UCR204416  Luzula comosa R. G. Swinney 2001-9-15 8176 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA661030  Lycium californicum Orlando Mistretta 1992-4-5 173 Los Angeles Guds, San Clemente Island. Comment
  UC26131  Lycium cooperi Dr. A. Davidson May 1895 Los Angeles Lancaster Comment
  UCR149814  Lycium cooperi Scott D. White, Michael Honer 2004-3-30 9955 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  SD42297  Lyonothamnus floribundus P. C. Everett 1939-8-22 9536 Los Angeles Santa Catalina Islnad, E. Slope of Black Jack Pk. In Swain's Canyon 456 Comment
  RSA451624  Lyonothamnus floribundus subsp. aspleniifolius Unspecified 1941-2-20 596 Los Angeles San Clemente Island: east rim at Middle Ranch Canyon 500 Comment
  RSA508705  Lyonothamnus floribundus subsp. aspleniifolius Mark Parratt 1965-1-26 645 Los Angeles Santa Catalina Island. Comment
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Nov 20 2012
  SBBG91498  Lyonothamnus floribundus var. floribundus M. W. Parratt 1965-1-26 645 Los Angeles Santa Catalina Island Comment
  UC1870179  Lythrum californicum LeRoy Gross, Wayne Law 2000-8-8 177 Los Angeles Big Tujunga Wash/ Verdugo Mountains region; 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. Near N34°16' 01.8'' W118° 22' 08 324 Comment
  RSA0011275  Lythrum hyssopifolia Valerie L. Soza 1998-5-3 97 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 412 Comment
  RSA250366  Machaeranthera canescens var. canescens R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42200 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  RSA596995  Madia elegans subsp. wheeleri Steve Boyd, Lauren Raz 1996-9-24 8969 Los Angeles Liebre Mountains, Sawmill Mountain along Forest Service Road 7N23 on broadly rounded summit area at divide between Devils Gulch and Fish Canyon. 1622 Comment
  CAS-BOT-BC343064  Madia gracilis P. A. Munz; R. D. Harwood 1920-5-17 3971 Los Angeles Topango [Topanga] Canyon, Santa Monica Mts. 152 Comment
  LA38634  Madia gracilis Henry J. Thompson; 1959-5-24 2023 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  RSA591976  Madia gracilis Mark Hoefs 1974-5-2 444 Los Angeles South side of Black Jack Mt., Santa Catalina Island. 488 Comment
  RSA230197  Madia minima R. F. Thorne 1969-7-2 38234 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flat burn (of 1954) 1601 Comment
  UCR119555  Madia minima L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  RSA188293  Madia sativa R. F. Thorne 1966-6-1 36507 Los Angeles Santa Catalina Island, along stream at lower end of Cape Canyon above junction with Middle Ranch Canyon 236 Comment
  SBBG109046  Malacothamnus clementinus S. A. Junak with J. Stone 1996-5-29 SCl 543 Los Angeles China Cyn, ca. 1.55 mi inland from bridge across mouth of cyn 158 Comment
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Jun 19 2014
  UCR58505  Malacothamnus clementinus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22697 Los Angeles San Clemente Island, China Canyon above confluence of Iwo Jima Gulch. 200 Comment
  CAS-BOT-BC206203  Malacothamnus fasciculatus L. R. Abrams; I. L. Wiggins 1931-7-4 337 Los Angeles White's Landing, Santa Catalina Island Comment
  CATA748  Malacothamnus fasciculatus Mark L. Hoefs 1991-5-22 1277 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  SD3042  Malacothamnus fasciculatus Ruth B. Randall 1926-6-13 Los Angeles Tijiunga (?) Wash, Near L. A. Comment
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Jan 14 2015
  UC871304  Malacothamnus fasciculatus Carl B. Wolf 1932-10-5 4240 Los Angeles junction of Isthmus Road and road to Black Jack Peak Santa Catalina Island 243 Comment
  JEPS26408  Malacothamnus marrubioides F. W. Peirson 1921-7-1 774 Los Angeles Arraster Creek, San Gabriel Mts., Los Angeles Co. Comment
  RSA335253  Malacothamnus orbiculatus James Henrickson 1983-11-5 19692 Los Angeles Newhall area, ca 3 miles N of Hwy 126, 0.5 mi W of Hwy 5. Comment
  CAS-BOT-BC345319  Malacothrix californica Ernest Braunton 1902-4-29 221 Los Angeles North Pomona Comment
  UCR186946  Malacothrix californica A. C. Sanders 2006-4-10 31994 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  CAS-BOT-BC323291  Malacothrix foliosa Peter H. Raven 1962-4-11 17279 Los Angeles Sandy beach due west of Wall 2, San Clemente Island 9 Comment
  RSA598387  Malacothrix foliosa J. P. Rebman, Jonathan Dunn 1996-4-29 3107 Los Angeles San Clemente Island: Eel Cove and Eel Cove canyon on west side of island. 10 Comment
  SBBG12556  Malacothrix foliosa subsp. foliosa P. H. Raven 1962-4-11 17279 Los Angeles due W of Wall 2 9 Comment
  UC1595349  Malacothrix glabrata Tim Ross 1992-5-17 6357 Los Angeles about 95 m(sic) s mouth of Shoemaker Canyon (on w side of river); San Gabriel Mountains, East Fork of the San Gabriel River 655 Comment
  SBBG66172  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-4-3 4480 Los Angeles Pebbly Beach 5 Comment
  UC527248  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1931-5-13 2003 Los Angeles near bridge on road from Tunjunga to San Fernando (Pacoima Wash); Pacoima Wash 365 Comment
  CHSC109988  Malosma laurina L. P. Janeway 2011-10-16 10776 Los Angeles Peninsular Ranges. North slope of Puente Hills; Shabarum Re-gional County Park, along Shabarum Trail; 1.7 air km south-southwest of the junction of S. Azusa Ave and Colima Road. 342 Comment
  SD112042  Malosma laurina Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island in mid-Avalon Canyon, Hour Trail. Comment
  UC1130577  Malosma laurina Jerome S. Horton 1935-7-18 213 Los Angeles below dam Dalton Canyon; Pomona Quad., Dalton Canyon Comment
  UC17937  Malosma laurina J. H. Barber 1897-9-8 277 Los Angeles Santa Monica Exp't. Station Comment
  UC450779  Malosma laurina F. A. MacFadden 1931-4-20 2955 Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  UC545803  Malosma laurina Annetta M. Carter 1935-9-8 955 Los Angeles Sierra Madre Comment
  UCR239900  Malosma laurina O. F. Clarke 2004-5-24 s.n. Los Angeles San Gabriel Mtns. Foothills, Lake Ave., Pasadena 553 Comment
  CAS-BOT-BC206643  Malva assurgentiflora Joseph Andorfer Ewan 1932-6-29 7559 Los Angeles Playa del Rey Comment
  RSA4834  Malvella leprosa James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Comment
  IRVC26257  Marah macrocarpa Mark A. Elvin 2003-4-9 2470 Los Angeles Newhall Ranch Commerce Center, canyon N of SR 126 from 'Grapevine Mesa' Santa Clarita Valley 335 Comment
  UC1408996  Marah macrocarpa Robert F. Thorne 1973-4-12 42921 Los Angeles Horse Cove, s end of island San Clemente Island 6 Comment
  RSA659797  Marah macrocarpa var. macrocarpa Brian McColgan 1988-5-25 33 Los Angeles Evey cyn., 1 mile N of Padua on Mt. Baldy rd. 762 Comment
  RSA409826  Marrubium vulgare Donald R. Bissing 1973-6-2 127 Los Angeles Evey Canyon, 0.3 mile from canyon mouth 723 Comment
  RSA27380  Meconella denticulata George T. Hastings 1960-08 s.n. Los Angeles Topanga Canyon, Santa Monica Mts, Los Angleles Comment
  UC72701  Meconella denticulata Geo. B. Grant May 1901 1009 Los Angeles Eagle Rock Valley Comment
  RSA348057  Medicago polymorpha I. M. Johnston 1917-5-20 1245 Los Angeles Claremont Comment
  UCR86820  Melaleuca armillaris Scott D. White 1995-4-27 2942 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
  UCR126745  Melia azedarach A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26232 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  CAS-BOT-BC281538  Melica imperfecta Timothy S. Ross; Steve Boyd 1994-5-25 7936 Los Angeles Liebre Mts. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mt summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  RSA177703  Melica imperfecta R. F. Thorne, P. Everett 1965-5-12 34624 Los Angeles Bullrush Canyon, Santa Catalina Island 244 Comment
  RSA578134  Melica imperfecta Timothy S. Ross 1993-5-13 7119 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
  RSA660786  Melica imperfecta J. Doughty 1985-5-19 187 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. 1 mile north of San Gabriel Road. Comment
  UC53402  Melica imperfecta J. Burtt Davy 1896-5-20 2647 Los Angeles Leonis Valley; Eell's Comment
  UCR193722  Melica imperfecta R. G. Swinney, Dave Larson 1999-5-29 7225 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  UCR271068  Melica imperfecta R. G. Swinney 2011-4-28 14545 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  SEINET10599448  Melica imperfecta F. R. Fosberg 1931-3-31 Fosberg S 4430 Los Angeles Avalon. Santa Catalina Island. Ocean bluffs. Littoral zone. 8 Comment
  UC1595367  Melica stricta Tim Ross and Steve Boyd 1990-6-18 3449 Los Angeles vicinity Camp Verdugo Pines (n draw draining into Jackson Lake); San Gabriel Mtns., Jackson Lake, Mescal Creek U.S.G.S. 7.5' 1877 Comment
  LA200491  Melilotus albus J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  UCR139953  Melinis repens L. C. Wheeler 1945-1-28 5996 Los Angeles San Gabriel Valley, 200 E Dartmouth Ave., La Verne Comment
  RSA435442  Mentzelia Robert Gustafson, Gary D. Wallace 1982-4-26 2527 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  SBBG4845  Mentzelia affinis H. and M. Dearing 1930-4-15 1003 Los Angeles between Cajon Pass and Palmdale Comment
  RSA0097782  Mentzelia congesta R. G. Swinney 2011-4-26 14521 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  UCR189740  Mentzelia congesta R. G. Swinney 1998-7-10 6383 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
  RSA747193  Mentzelia dispersa R. G. Swinney 2008-6-10 8998 Los Angeles Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail. 1585 Comment
  UCSB4233  Mentzelia laevicaulis Kamb, Peter 1947-06 Los Angeles San Gabriel Mts. 1767 Comment
  RSA300710  Mentzelia micrantha Jim R. Shevock 1974-7-19 3730 Los Angeles San Gabriel Mountains, Angeles National Forest: along Forest Service road 3N17, 7.4 miles east of Bear Divide Station and 14.2 miles west of Mt. Gleason. 1220 Comment
  RSA446756  Mentzelia micrantha M. B. Dunkle 1931-4-22 2465 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA446759  Mentzelia micrantha F. R. Fosberg 1931-3-23 4337 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 25 Comment
  RSA446765  Mentzelia micrantha Anstruther Davidson 2804 Los Angeles Sierra Madre. Comment
  SBBG109016  Mentzelia micrantha S. A. Junak with S. Burckhalter 1996-5-18 SCl 496 Los Angeles S end of Seal Cove, E of large offshore islet, just above coastal terrace 39 Comment
  RSA640298  Mentzelia veatchiana Louis C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  UC872432  Mentzelia veatchiana I. W. Clokey, B. C. Templeton 1930-4-8 4657 Los Angeles w Lancaster 400 Comment
  RSA250694  Mentzelia veatchiana Robert F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39527 Los Angeles Along road to Valyermo ca. 1 mi. E of Pallett Ranch N of Pinyon Ridge; at foot of grade in Shoemaker Canyon in pinyon-juniper woodland. 1402 Comment
  CAS-BOT-BC435249  Mesembryanthemum crystallinum Herman Knoche 1919-7-4 Series A, No. 1015 Los Angeles Smugglers Cove, San Clemente Island Comment
  RSA641065  Mesembryanthemum nodiflorum R. F. Thorne 1966-4-4 35784 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA0053900  Microseris lindleyi R. G. Swinney 2010-5-11 12631 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
  POM6863  Microsteris gracilis subsp. gracilis P. A. Munz, L. T. Street, G. Williams 1919-3-8 2297 Los Angeles Pomona. Comment
  RSA600409  Mimulus aurantiacus Steve Boyd, Lauren Raz 1997-4-30 9638 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
  UCR213691  Mimulus aurantiacus Justin M. Wood 2009-6-1 787 Los Angeles San Gabriel Mountains, Mill Creek Summit, roadside turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction 1402 Comment
  RSA127843  Mimulus aurantiacus var. pubescens Peter H. Raven 1959-5-9 14167 Los Angeles Santa Monica Mountains. Mulholland Hwy 1 mile W of Las Virgenes Road. Malibu Creek drainage. 274 Comment
  UCR260009  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-3-24 12093 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SFV22152  Mimulus aurantiacus var. puniceus K. R. Rivas 2012-4-6 s. n. Los Angeles Santa Susana Mountains Limekiln Canyon. 350 Comment
  UC885726  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-10-4 4218 Los Angeles below road and above Airport; Santa Catalina Island, Hamilton Canyon 22 Comment
  UCR206444  Mimulus bigelovii R. G. Swinney 2008-6-10 9007 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA660130  Mimulus brevipes Orlando Mistretta 1992-6-12 540 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA660263  Mimulus floribundus Orlando Mistretta, Peter L. Morrell 1992-6-4 492 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UCR209106  Mimulus fremontii R. G. Swinney 2008-6-18 9072 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  HSC90939  Mimulus fremontii var. fremontii D. M. Thompson 1988-4-9 870 Los Angeles N side of San Gabriel Mtns. 3.2 mi. S of Hwy. 138 along Largo Vista Rd. 1280 Comment
  SFV12053  Mimulus guttatus D. L. Koutnik 1978-3-31 195 Los Angeles Santa Monica Mountains West fork of Triunfo Creek, south of Westlake. 274 Comment
  RSA238211  Mimulus johnstonii Robert F. Thorne 1969-7-2 38279 Los Angeles Angeles National Forest: Upper Chilao Campground 1616 Comment
  SDSU123  Mimulus johnstonii David M. Thompson 1986-6-7 494 Los Angeles Valyermo-Big Pines Road along Big Rock Creek Road. NE of road. T4N. R9W, NW1/4 SW1/4 S27. 1390 Comment
  RSA0056584  Mimulus johnstonii David M. Thompson 1986-6-8 495 Los Angeles San Gabriel Moutains: 7.0 miles N of Angeles Crest Highway (Hwy 2) along road following the South Fork of Little Rock Creek (beginning at 'Three Points' on USGS map). Comment
  RSA720603  Mimulus moschatus R. G. Swinney 1997-7-23 5726 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area. 2256 Comment
  RSA794755  Mimulus pilosus Jane Tirrell, Graham Bothwell 2012-7-11 LS 0103 Los Angeles South side California State Route 2 near mile marker 66.86 2314 Comment
  RSA675024  Minuartia douglasii Scott D. White, Kent Hughes 2000-5-17 7871 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  SBBG38793  Mirabilis californica M. B. Dunkle 1939-4-3 7234 Los Angeles Chenetti Cyn Comment
  LA200665  Mirabilis laevis var. crassifolia Carl Epling; March 1925 6520 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA226253  Mirabilis laevis var. crassifolia Gary D. Cromwell, David W. Wheat 1971-4-21 543 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora 549 Comment
  SD90453  Mirabilis laevis var. crassifolia Robert F. Thorne, M. Z. Thorne 1973-2-12 42468 Los Angeles Santa Catalina Island, north of Marine Science Station at Fisherman's Cove. 45 Comment
  UC1136580  Mirabilis laevis var. crassifolia R. St. John 1933-3-22 350 Los Angeles Bull Canyon 335 Comment
  UCR281442  Mirabilis laevis var. crassifolia Mitch Provance 2017-6-30 617- 29 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., Stagecoach Rd. in the vicinity of intersection with Chime Tower Rd. 140 Comment
  RSA0016137  Monardella australis Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek of Big Tujunga, below Charlton Flat; future dam site. Comment
  UC284652  Monardella australis subsp. cinerea I. M. Johnston 1917-7-31 1548 Los Angeles Head of Icehouse Canyon San Antonio Mountains 2529 Comment
  UCR206412  Monardella breweri R. G. Swinney 2008-6-9 8953 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA233785  Monardella cinerea Robert F. Thorne, DeBuhr 1972-8-18 42258 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip. 2409 Comment
  RSA29720  Monardella lanceolata var. lanceolata Louis C. Wheeler 1932-6-4 797 Los Angeles San Gabriel Wash at Arrow Hwy. 107 Comment
  LA54254  Monardella saxicola Louis Wheeler; 1932-6-27 880 Los Angeles San Gabriel Mountains, 200 yds. NNE San Dimas Canyon Dam near the road 426 Comment
  SBBG61100  Monolopia lanceolata R. Hoffmann 1925-4-19 Los Angeles E end of Bouquet Cyn Comment
  UC196494  Monolopia lanceolata Samuel B. Parish June 1886 1962 Los Angeles Elizabeth Lake Comment
  UC50096  Monolopia lanceolata Dr. Vogt 1897-1 51 Los Angeles Antelope Valley Comment
  UCR141076  Monoptilon bellidiforme June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  RSA392633  Mucronea californica Geo. L. Moxley 1919-3-11 s.n. Los Angeles San Fernando Comment
  SBBG62242  Mucronea perfoliata R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  UCR150709  Muhlenbergia californica R. G. Swinney, Dave Larson 1999-5-15 7172 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR25117  Muhlenbergia californica John C. Roos 1951-7-30 5075 Los Angeles San Gabriel Mtns., Big Rock Creek, north of Mt. Baden Powell 1982 Comment
  RSA11603  Muhlenbergia microsperma C. Epling, Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA167846  Muhlenbergia microsperma R. F. Thorne, PC Everett 1964-2-7 33483 Los Angeles Middle Canyon, Santa Catalina Island 243 Comment
  RSA249732  Muhlenbergia microsperma R. F. Thorne, M. Z. Thorne 1973-2-12 42472 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman's Cove. 46 Comment
  RSA674278  Muhlenbergia microsperma LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 713 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  SD252255  Muhlenbergia microsperma Steven A. Junak 1999-5-20 Sca 929 Los Angeles Santa Catalina Island: Along Cottonwood Road, 0.5 mile E of reservoir, S facing slope, plant stop. 206 Comment
  UCR2591  Muhlenbergia microsperma F. M. Reed 1925-6-18 5137 Los Angeles N of Arcadia 366 Comment
  LA10092  Muhlenbergia rigens Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR67283  Muilla coronata Ed LaRue, R. Montijo 1991-4-2 91- 12 Los Angeles Western Mojave Desert, Palmdale: south of Avenue 'M' and east of Sierra Hwy; north of Air Force Plant 793 Comment
  SBBG133652  Muilla maritima L. Gross, P. DeVries, O. Gasser 2015-4-7 6959 Los Angeles Arrastre Cyn, near Acton; started at the junction between Arrastre Cyn Rd and Moody Truck Trail; follow the crk and slope beyond where Moody Truck Trail crosses the crk, NE side slope only 807 Comment
  UCR150905  Muilla maritima Valerie Soza, Kent Hughes 1999-6-17 554 Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Winter Creek Trail, above San Olene Canyon 1296 Comment
  SBBG108991  Munzothamnus blairii S. A. Junak 1996-10-1 SCl 695 Los Angeles middle portion of Horse Cyn, ca. 1.7 mi SW of Thirst 304 Comment
  LA210908  Najas guadalupensis Arthur C. Gibson; 2008-9-7 5390 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  SFV2977  Nama demissum P. G. Kilburn 1958-4-18 s. n. Los Angeles Mojave Desert Palmdale. Ave. N and 22nd Street, 3 miles northwest of town. 790 Comment
  LA33439  Nassella cernua Henry J. Thompson; 1959-5-31 2065 Los Angeles 182 Comment
  UCD87425  Nassella cernua Agnes Chase 1910-4-12 812 Los Angeles Playa del Rey. Comment
  UC1133068  Nassella lepida Jerome S. Horton 1936-6-19 371 Los Angeles Dalton Canyon Road below Bell Canyon; Pomona Quadrangle, San Dimas Experimental Forest Comment
  UC729781  Nassella lepida Carl B. Wolf 1932-5-12 3580 Los Angeles hillside e isthmus; Santa Catalina Island 30 Comment
  UC821970  Nassella lepida Agnes Chase Apr 12 1910-Apr 15 1910 5559 Los Angeles near mouth of Rubio Canyon (base of mt); Echo Mt. Comment
  SEINET11682295  Nassella lepida H. E. Hasse 1895-1 s.n. Los Angeles canons of Santa Monica Range Comment
  CATA108  Nasturtium officinale Peter Henrikson 1987-4-23 80 Los Angeles Santa Catalina Island: Lower Middle Canyon 45 Comment
  UC23386  Navarretia hamata Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  RSA4559  Navarretia ojaiensis B. Thoele, L. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
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Feb 1 2011
  SBBG122079  Navarretia setiloba A. Parikh, N. Gale 2003-5-23 732 Los Angeles Plum Cyn, 1 km S of Cruzan Mesa, 2 km W of Sierra Hwy 625 Comment
  POM122080  Nemacaulis denudata var. denudata Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA774593  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-10 5295 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  RSA598590  Nemacladus ramosissimus L. C. Wheeler 1967-5-24 9730 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  SEINET10906103  Nemacladus sigmoideus Hoffman 1929-4-27 HOFFMAN s.n. Los Angeles Sandy flat near Roosevelt Comment
  UCSB16250  Nemophila menziesii Vernand, Ramona 1963-4-10 Los Angeles 5.3 miles north of U.S. Highway 66; on San Dimas Canyon Road, San Dimas Comment
  RSA0098372  Nemophila menziesii subsp. integrifolia R. G. Swinney 2011-6-6 14995 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UC643396  Nemophila menziesii var. integrifolia Ira W. Clokey, B. Templeton 1929-4-1 4454 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 350 Comment
  RSA75883  Nemophila menziesii var. integrifolia F. W. Peirson 1921-6-13 2738 Los Angeles Ranger s cabin, west fork of San Gabriel River. 960 Comment
  RSA421309  Nemophila menziesii var. menziesii Donald R. Bissing 1973-3-29 32 Los Angeles Evey Canyon, San Gabriel Mtns, along roadside in open grassy area of mixed evergreen forest. 0.3 miles from mouth of canyon 713 Comment
  LA32244  Neogaerrhinum kelloggii Henry J. Thompson; 1959-4-12 1918 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 2 mi W of Las Virgenes Rd. 304 Comment
  RSA0057922  Nicotiana glauca Richard G. Swinney 2010-4-15 12219 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA570012  Nicotiana glauca Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4936 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  LA202437  Nicotiana quadrivalvis Arthur C. Gibson; 2006-7-11 5113 Los Angeles SANTA MONICA MOUNTAINS, grounds of the former Soka University on Mulholland Hwy. Comment
  SEINET10696848  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3965 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696852  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3963 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UC72710  Nitrophila occidentalis Geo. B. Grant July 1902 841 Los Angeles Santa Monica Comment
  RSA458913  Oenanthe sarmentosa L. C. Wheeler 1933-7-7 1918 Los Angeles Lexington Wash near El Monte. 73 Comment
  SBBG61323  Oenothera californica subsp. avita R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  SD167074  Oenothera californica subsp. californica Anuja Parikh, Nathan Gale 2004-6-22 2063 Los Angeles Northeast end of Santa Susana Mountains/Santa Clara River Valley: Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur. 259 Comment
  UCR270238  Oenothera elata subsp. hirsutissima R. G. Swinney 2011-6-30 15414 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA73314  Oenothera rosea F. W. Peirson 1934-4-14 11144 Los Angeles Jannoch Nurseries, northwestern part of Pasadena 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
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Sep 16 2021
  UCR204258  Oreonana vestita Naomi Fraga, Duncan Bell 2008-6-30 2297 Los Angeles San Gabriel Mountains, summit of Mount Baden-Powell 2866 Comment
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Sep 17 2018
  RSA0065394  Oreonana vestita S. Granger 1974-6-22 s.n. Los Angeles Mt. Williamson Peak. 2476 Comment
  RSA0070492  Orobanchaceae Jean Pitzer McBurney 1932-03 s.n. Los Angeles San Antonio Canyon, San Gabriel Mts. 1219 Comment
  RSA0006067  Orobanche californica var. claremontensis D. L. Crawford 1916-7-8 547 Los Angeles Claremont. Comment
  SBBG41310  Orobanche fasciculata M. R. Benedict 1970-6-29 Los Angeles head of Sweetwater Cyn, near crest of ridge between upper Cape Cyn and upper Sweetwater Cyn Comment
  UC1125591  Orobanche fasciculata A. D. Gifford 1935-5-10 699 Los Angeles 1 3/4 miles SSE of Neenach. Tejon 7.5' Quad. Comment
  RSA0076270  Orobanche fasciculata Louis C. Wheeler 1967-7-15 10056 Los Angeles San Gabriel Mountains: SW side Mt. Waterman. 1950 Comment
  RSA0059159  Orobanche parishii subsp. parishii Anstruther Davidson 1889-08 s.n. Los Angeles North of River Reservoir. Los Angeles. Comment
  RSA401996A  Orthocarpus densiflorus Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA748655  Osmorhiza brachypoda Scott D. White, Justin M. Wood 2009-5-6 12633 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  SEINET11261654  Osmorhiza brachypoda David Keil 1980-3-28 13737 Los Angeles Lower Shake campground near Lake Hughes.; 0 1311 Comment
  SEINET3132496  Osmorhiza brachypoda G. B. Grant 1371 Los Angeles Sierra Madre, Old Wilson Trail Comment
  UCR147794  Osmorhiza chilensis Valerie Soza, Laura Moore 2000-6-14 1009 Los Angeles San Gabriel Mountains, Spring at Big Cienega, c. 0.6 mi NE of Deer Flat Campground along S Hawkins Road (FSR 3N07.2) 1982 Comment
  UCR17880  Oxalis californica Mark Morris 1929-3-11 s.n. Los Angeles Los Angeles, Griffith Park 503 Comment
  LA210319  Oxalis corniculata A. M. Johnson; Los Angeles Waste ground, Beverly Hills Comment
  RSA652123  Oxalis corniculata R. M. Hillbun 1953-1-24 s.n. Los Angeles Cal Poly Campus, West Point. North of hut #104. San Dimas. Comment
  RSA640882  Oxytheca trilobata Louis C. Wheeler 1967-8-8 10364 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  UCR178078  Oxytheca trilobata LeRoy Gross, B. Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 939 Los Angeles Transverse Ranges; San Gabriel Mountains, Pacifico Mountain Road (3N17) c. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff 1799 Comment
  RSA507003  Oxytheca trilobata James L. Reveal, Barbara J. Ertter 1976-6-28 4559 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 2.7 mile northwest of Mill Creek Summit 1707 Comment
  RSA65000  Oxytheca trilobata Joseph A. Ewan, A. N. Dunn 1933-7-23 7825 Los Angeles Tujunga Creek at Alder Cr. Jct. Upper Sonoran zone. 1037 Comment
  CAS-BOT-BC121166  Paeonia californica John Hunter Thomas 1957-3-9 6496 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena. 304 Comment
  LA50668  Paeonia californica A. H. Lange; 1951-4-2 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA756986  Panicum dichotomiflorum subsp. dichotomiflorum A. C. Sanders 2009-11-6 37210 Los Angeles Madrona Marsh, Torrance 24 Comment
  UC398764  Parietaria hespera var. hespera Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  UCR126242  Paspalum dilatatum A. C. Sanders 2003-3-14 25772 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  SEINET11684736  Paspalum dilatatum Unknown 1979-1 914 Los Angeles Culver City near the Ramada Inn, ca 1.5 mi N of LAX [Los Angeles Airport] Comment
  CAS-BOT-BC265636  Paspalum distichum J. Ewan 1931-10-24 5262 Los Angeles North shore Malibu Lake, Santa Monica Mts. Comment
  UC2061665  Paspalum distichum R. E. Riefner Jr. 2007-7-1 07 -290 Los Angeles City of San Dimas, Puddingstone Reservoir, Bonelli Regional Park, East Shore Dr. Comment
  UCR192057  Pectocarya linearis A. C. Sanders 2008-4-11 34860 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  RSA0115776  Pectocarya linearis subsp. ferocula R. G. Swinney 2011-3-29 14251 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
  UCR261326  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-3-13 11876 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  SBBG108985  Pectocarya linearis subsp. ferocula S. A. Junak 1997-2-24 SCl 721 Los Angeles S rim of upper portion of Box Cyn, between Camera Pad "Snapper" and Triangulation Pt "Sedge #1" 463 Comment
  RSA316356  Pectocarya penicillata R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54975 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA717039  Pectocarya penicillata Gary Kovnat, LeRoy Gross 2003-2-16 33 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR149811  Pectocarya penicillata Scott D. White, Michael Honer 2004-3-30 9966 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UCR281968  Pectocarya penicillata R. G. Swinney 2014-4-17 16090 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  CAS-BOT-BC227690  Pectocarya recurvata Steven R. Hill; Kate Kramer 2001-4-22 33343 A Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. North side of..., 804 Comment
  UCR265951  Pectocarya setosa Orlando Mistretta, Christine Mistretta 2005-4-21 2057 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  UC56410  Pedicularis densiflora Ernest Braunton Feb 1903 809 Los Angeles n slope of Santa Monica Hills Comment
  CATA2238  Pelargonium X hortorum Sara L. Crockett 1997-3-7 84 Los Angeles Santa Catalina Island: 323 Clemente Street 24 Comment
  LA94145  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-27 1816 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  UCR271544  Pellaea andromedifolia R. G. Swinney 2011-11-3 15983 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  UCR219904  Pellaea mucronata R. G. Swinney 2009-4-17 10383 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  LA94169  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-27 1813 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  UC42624  Pellaea mucronata var. mucronata R. S. Norris April, 1893 Los Angeles Catalina Isl. Comment
  RSA412464  Penstemon caesius Fordyce Griffiths Jr. 1918-7-9 3307 Los Angeles Mt. Islip Ridge, San Gabriel Mountains 2591 Comment
  RSA670658  Penstemon centranthifolius Bonnie C. Templeton 1947-5-21 6280 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA230062  Penstemon centranthifolius Robert F. Thorne 1971-6-26 40595 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  RSA640732  Penstemon centranthifolius Louis C. Wheeler 1931-4-11 s.n. Los Angeles Base of San Gabriel Mountains: Thompson Creek Wash. Comment
  RSA774858  Penstemon grinnellii R. G. Swinney 2009-6-24 11245 Los Angeles summit of Granite Mountain 1988 Comment
  UCR23177  Penstemon grinnellii Polly Schiffman 1981-5-23 025 Los Angeles Angeles National Forest, San Gabriel Mtns: 0.5 mi north of Red Box Ranger Station and 20 mi north of La Canada-Flintridge on Angeles Crest Hwy 1601 Comment
  RSA408058  Penstemon grinnellii subsp. grinnellii Christopher Davidson 1974-8-1 2518 Los Angeles On Angeles Crest Highway, west of Islip Saddle, opposite Kratka Ridge Ski Lift 2134 Comment
  POM122668  Penstemon heterophyllus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  PASA877  Penstemon heterophyllus Loletta Hiebert Los Angeles Flintridge Comment
  SEINET12272291  Penstemon heterophyllus I. W. Clokey, Templeton, B. 1929-1 4522 Los Angeles Mandeville Canyon, Santa Monica Mts 500 Comment
  POM8946  Penstemon heterophyllus var. australis Philip A. Munz 1920-3-17 3350 Los Angeles Lone Hill, San Dimas. 305 Comment
  SD82816  Penstemon labrosus Victor Duran 1933-7-10 3519 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA401798  Penstemon spectabilis Mable Emler 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  UCR223290  Perideridia parishii R. G. Swinney 2009-7-23 11384 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
  UC106553  Perideridia pringlei Dr. A. Davidson Los Angeles Acton Comment
  CAS-BOT-BC73732  Peritoma arborea var. globosa LeRoy Abrams 1902-6-10 2509 Los Angeles Playa del Rey Comment
  SBBG42187  Perityle emoryi M. B. Dunkle 1939-4-7 7335 Los Angeles Pyramid Cove Comment
  UC90637  Perityle emoryi K. Brandegee May 1889 Los Angeles Santa Catalina Comment
  LA200260  Perityle emoryi Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SEINET12102473  Persea americana Unknown 1941-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC419014  Persicaria lapathifolia H. E. McMinn 1924-7-23 1357 Los Angeles Along San Gabriel River near Whittier Comment
  LA33446  Petunia parviflora Peter H. Raven; Henry J. Thompson 1959-10-14 14621 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E end of lake 220 Comment
  CHSC95772  Phacelia austromontana LeRoy Gross; Michael Denslow 2003-6-4 994 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2), UTM Zone; 3802915N 0426388E. Just off the trail to Throop Peak, a short distance from the highway. 2439 Comment
  RSA426152  Phacelia bicolor Robert M. Perkins 1935-4-14 60 Los Angeles Near Lancaster, on the desert. Comment
  CATA3100  Phacelia cicutaria var. hispida Amy Catalano 2016-5-11 103 Los Angeles Santa Catalina Island: South side of Cape Canyon Road, 100 meters up canyon from gate by corrals, on northwest facing slope 227 Comment
  RSA710709  Phacelia cicutaria var. hispida Valerie L. Soza, Susan Caplow 2003-4-11 1628 Los Angeles Brand Park vicinity, head of Brand Canyon, alongside Brand Park Mtwy, north side of powerline tower. 640 Comment
  UC55302  Phacelia cicutaria var. hispida J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  UCD120312  Phacelia cicutaria var. hispida Collector unknown 1923-5-22 266 Los Angeles Eaton Canyon trail. Comment
  UCR260006  Phacelia cicutaria var. hispida R. G. Swinney 2010-3-24 12090 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR280496  Phacelia cicutaria var. hispida R. G. Swinney 2014-6-5 16704 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  IRVC27958  Phacelia cicutaria var. hubbyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26115 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  UCR194852  Phacelia congdonii T. B. Salvato, Steve Reynolds 2008-4-15 s.n. Los Angeles Tehachapi Mountains Foothills, Oso Canyon, 1.3 miles (air) southwest of the National Cement plant 1102 Comment
  POM3767  Phacelia distans O. W. Robinson 1916-3-10 s.n. Los Angeles Wash near Greek Theater, Claremont. Comment
  RSA426231  Phacelia distans Robin S. Collins 1973-5-15 276 Los Angeles Trail Canyon, within 1 mile of beginning of pack trail 671 Comment
  RSA426234  Phacelia distans M. Besbee 1917-5-3 s.n. Los Angeles Canyon in hills north of Eagle Rock Valley Comment
  RSA483723  Phacelia distans Richard Noyes 1988-4-30 517 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA426161  Phacelia fremontii Ora M. Clark 1929-3-30 1895 Los Angeles W. Lancaster. Comment
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Apr 10 2012
  RSA426164  Phacelia fremontii Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UC1426017  Phacelia fremontii E. K. Balls and N. N. Balls 1966-3-17 12121 Los Angeles along Hwy 138 2.3 mi w Llano (Palmdale to the Cajon Pass) Comment
  RSA650144  Phacelia fremontii Charles D. Dunn 1972-4-3 s.n. Los Angeles Palmdale. Comment
  UC311500  Phacelia grandiflora Philip A. Munz 1925-4-23 9408 Los Angeles San Gabriel Canyon 304 Comment
  SBBG41205  Phacelia imbricata J. T. Howell 1928-6-10 3890 Los Angeles Fish Cyn Comment
  RSA570044  Phacelia longipes Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4901 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UCR189390  Phacelia longipes R. G. Swinney 1998-6-12 6189 Los Angeles San Gabriel Mountains, southwest of Pinon Hills, 0.2 mi due east of reservoir at mouth of Mescal Canyon [along Table Mountain Road] 1448 Comment
  SBBG12265  Phacelia lyonii P. H. Raven 1962-5-8 17602 Los Angeles second cyn S of Seal Cove 30 Comment
  RSA0069843  Phacelia minor R. G. Swinney 2010-5-4 12487 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
  POM3690  Phacelia minor L. Metz 1909-5-27 s.n. Los Angeles Claremont. Comment
  RSA656179  Phacelia minor Joseph M. Keefe 1978-5-11 22907 Los Angeles Verdugo Mountains: 0.5 mi north of DeBell Golf Course, foothills of Verdugo Mountains, Burbank. 488 Comment
  RSA660471  Phacelia minor Mary C. Hunter 1994-5-25 22 Los Angeles Altadena foothills; Top of Lake Ave; East of Lake Ave. Comment
  CAS-BOT-BC145077  Phacelia mohavensis Victor Duran 1933-7-11 3512 Los Angeles Sulphur Springs, San Gabriel Mts. 1524 Comment
  SD170138  Phacelia mohavensis Victor Duran 1933-7-11 3512 Los Angeles Sulphur Springs, San Gabriel Mountains. 1524 Comment
  UC1375388  Phacelia mohavensis Robert F. Thorne 1969-7-2 38281 Los Angeles Upper Chilao Campground San Gabriel Mts., Angeles National Forest (bottom of shallow arroyo) Comment
  CHSC114478  Phacelia ramosissima Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-13 5087 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA428163  Phacelia ramosissima E. S. Spalding 1931-7-30 s.n. Los Angeles Hermosa Beach. Comment
  RSA428160  Phacelia ramosissima var. austrolitoralis I. M. Johnston 1917-6-10 1322 Los Angeles Playa del Rey. Comment
  RSA191367  Phacelia ramosissima var. latifolia Robert F. Thorne, M. Z. Thorne 1967-7-19 37126 Los Angeles San Gabriel Mountains, Angeles National Forest; 0.5 mile above Coldbrook Station 1098 Comment
  RSA780694  Phacelia tanacetifolia Sandy Leatherman, Pam DeVries 2011-4-28 2011 -11 Los Angeles Transverse Ranges; Liebre Mountains region; 925 meters SW of Vasquez Canyon Road at Mesa Drive in Santa Clarita; along Edison Road 576 Comment
  CATA1234  Phalaris aquatica Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2304 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CATA1757  Phalaris aquatica Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3199 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir 304 Comment
  SD69554  Phalaris aquatica Robert F. Thorne 1966-6-1 36500 Los Angeles Santa Catalina Island; along stream flowing from reservoir at upper end of Cape Canyon 334 Comment
  UCR281414  Phoenix canariensis R. G. Swinney 2014-5-19 16592 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  JEPS1256  Pholistoma auritum John Thomas Howell 1928-4-18 3725 Los Angeles Griffith Park Los Angeles; , Griffith Park Comment
Read comments
Dec 18 2007
  UCR264692  Pholistoma auritum Mitch Provance, Callen Huff 2009-4-28 10764 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  RSA250603  Pholistoma membranaceum Robert F. Thorne, Arthur C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39496 Los Angeles Mojave Desert: Ca. 3 mi. S of Hwy. 138 on Grandview Canyon road, ca. 9 mi. ESE of Pearblossom 1280 Comment
  RSA459305  Pholistoma racemosum F. R. Fosberg 1931-3-24 4345 Los Angeles Hamilton s Canyon, Santa Catalina Island 50 Comment
  SEINET4560564  Phoradendron bolleanum R. G. Swinney 2009-1 11614 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: Confuence of Kentucky Spring Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 920 Comment
  RSA747190  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA97440  Phoradendron densum F. W. Peirson 1919-5-10 4682 Los Angeles Arrastre, San Gabriel Mountains 854 Comment
  RSA573663  Phoradendron macrophyllum Vanessa Ashworth 1994-8-24 64 Los Angeles RSABG grounds (NW sector near biginning of California Communites section). Comment
  UC1194622  Phoradendron macrophyllum Del Wiens 1958-12-10 2428 Los Angeles n. Claremont (mouth of Cobal Canyon) 426 Comment
  RSA0044713  Phoradendron macrophyllum Del Wiens 1954-1-10 889 Los Angeles Intersection of Alexander and Cucamonga Ave., Claremont. Residential area. 366 Comment
  CAS-BOT-BC141145  Phoradendron serotinum subsp. macrophyllum Del Wiens 1955-1-12 941 Los Angeles S of US Hgwy. 99 as it crosses Kellog Hills, W of Pomona 609 Comment
  SBBG31050  Phyllospadix scouleri R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles S side of north beach of Little Harbor Comment
  RSA683975  Phyllospadix torreyi E. Yale Dawson 1956-12-3 15675 Los Angeles Big Rock Beach, 2.7 mi W of Topanga Canyon Rd, Station no 10, Beyond 120 ft from shore base point Comment
  CDA5825  Physalis lancifolia L. C. Wheeler 1931-7-23 Los Angeles 2 miles north of Claremont. 0 Comment
  UCSB33651  Pinus attenuata Patterson, Ralph 1965-3-24 Los Angeles Millard Canyon 609 Comment
  UCD170223  Pinus coulteri R. G. Swinney 2009-7-29 11408 .5 Los Angeles Transverse Range; San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG130574  Pinus halepensis S. A. Junak 2000-10-14 SCa 1418 Los Angeles W flank of Black Jack Peak, above rd to summit of peak, overlooking Black Jack Cmpgrd 527 Comment
  RSA169023  Pinus jeffreyi Mark Parratt 1964-2-6 600 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  UC167  Pinus monophylla H. M. Hall Jun 3 1900-Jun 6 1900 Los Angeles Lone Pine Canyon San Antonio Mountains, Lone Pine Canyon 1524 Comment
  RSA384422  Pinus muricata B. C. Templeton 1936-10-1 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  UC1134135  Pinus sabiniana R. St. John 1930-2-24 102 Los Angeles Pine Canyon Tejon Quad., Pine Canyon 914 Comment
  RSA382747  Piperia elongata Samuel R. Tyson 1943-9-15 s.n. Los Angeles San Dimas Canyon 823 Comment
  RSA642717  Piperia elongata Orlando Mistretta 1992-7-13 685 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SBBG6331  Plagiobothrys arizonicus H. and M. Dearing 1939-4-4 3081 Los Angeles Little Rock Cyn Comment
  UCR188650  Plagiobothrys canescens R. G. Swinney 1990-3-19 1529 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA0065364  Plagiobothrys canescens Lint, Dunn 1948-3-10 305 Los Angeles Corners Bonita and Irwindale, Irwindale. Comment
  UCR94684  Plagiobothrys leptocladus A. C. Sanders, E. J. Lott 1993-5-6 13965 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  RSA709610  Plagiobothrys nothofulvus A. C. Sanders, A. Thompson 2003-4-15 25983 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. 305 Comment
  SBBG84173  Plantago arenaria R. Mattoni -Apr-1986 Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles International Airport 6 Comment
  IRVC29540  Plantago erecta A. C. Sanders 2003-4-29 26167 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  UCSC011206  Plantago erecta Adam Searcy 2015-2-10 66 Los Angeles Val Verde Comment
  JEPS6390  Plantago erecta W. L. Jepson 1939-4-14 19103 Los Angeles Russell Valley, along U.S. Highway 101, near the Ventura Co. line Russell Valley Comment
  CDA7758  Plantago lanceolata Michael O Brien 2008-5-4 s.n. Los Angeles La Piedra State Beach 0 Comment
  POM4548  Plantago major D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  RSA412570  Plantago major Elbert Benjamine 1929-5-26 203 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA412573  Plantago major F. R. Fosberg 1930-10-18 S- 4119 Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] 20 Comment
  SD251773  Plantago ovata M. B. Dunkle 1939-4-5 7269 Los Angeles San Clemente Island: China Point. Comment
  SBBG18703  Plantago ovata var. insularis E. R. Blakley 1963-4-8 5551 Los Angeles ridge S of Avalon Valley above Avalon Terrace 182 Comment
  SEINET3161528  Plantago speciosa G. B. Grant 1901-1 Ex. 1000 Los Angeles Santa Catalina Island Comment
  RSA29911  Platanus racemosa Louis C. Wheeler 1931-10-16 258 Los Angeles Foothills 1/2 mi. E Palmer Canyon. 610 Comment
  RSA401721B  Platanus racemosa Donald R. Bissing 1973-6-3 20 Los Angeles Evey canyon, San Gabriel Mountains. Along floor of canyon near stream 0.5 miles from mouth of cayon. 780 Comment
  SDSU1052  Platanus racemosa Gerald Collier 1951-5-10 Los Angeles Parkway along Sunset Blvd about 50 yards west of Hilgard Avenue. UCLA campus. Comment
  RSA445692  Platystemon californicus M. Campbell s.n. Los Angeles L.A. Fields Comment
  RSA472125  Pluchea sericea F. R. Fosberg 1931-4-3 4479 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  SBBG116988  Poa annua S. A. Junak 2001-5-4 SCa 1482 Los Angeles rd between Cherry Cove and 4th of July Cove, ca. 0.1 mi W of ridge between the two coves Comment
  SDSU2781  Poa annua Gerald Collier 1951-5-10 M 54 Los Angeles 11618 Mayfield Ave., L.A. 49. in lawn. Comment
  RSA187840  Poa secunda R. F. Thorne 1966-4-28 36204 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA484165  Poa secunda subsp. secunda George R. Johnstone 1925-4-11 s.n. Los Angeles Mt. Lowe Comment
  UC926645  Poa secunda subsp. secunda Agnes Chase Apr 12 1910-Apr 15 1910 1184 Los Angeles Mt Wilson Comment
  UCD90710  Poa secunda subsp. secunda W. Biehler 1951-4-27 s.n. Los Angeles Elizabeth Lake area. Comment
  RSA229139  Poa secunda var. secunda R. F. Thorne 1971-6-30 40817 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek,1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  UC147964  Polycarpon depressum C. F. Baker 1909-5-20 5327 Los Angeles Comment
  UCR229148  Polygonum argyrocoleon Dan S. Cooper 2011-5-13 511- 72 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA802442  Polygonum aviculare subsp. depressum Orlando Mistretta, Youssef Atallah 2011-8-16 6038 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA466372  Polygonum punctatum H. de Forest 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  RSA640159  Polypodium californicum L. C. Wheeler 1968-05 s.n. Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. Comment
  RSA689890  Polypodium californicum May N. Ackley 1920-1 94 Los Angeles Verdugo Hills. Glendale. Comment
  SEINET13276840 Image available Polypodium californicum R. G. Swinney 2011-1 14195 Los Angeles San Gabriel Mountains: mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam (Glendora 7.5' Q.) (T1N R9W S28) 509 Comment
  UC1518849  Polypodium californicum J. Henrickson 1963-5-5 32315 Los Angeles 4 mi n Claremont (Cobal Canyon); San Gabriel Mts foothills 518 Comment
  UCSB62361  Polypodium californicum Kiefer, Lawrence 1967-1-29 Los Angeles San Gabriel Mtns., NE of Sunland, Ybarra Canyon, tributary of Big Tujunga Canyon, near the confluence of the two streams 548 Comment
  UCSB62380  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills, near Pomona Comment
  POM6788  Polypodium californicum E. L. Brown 1893-03 s.n. Los Angeles Pasadena, Arroyo Seco. 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
  UCSB62352  Polypodium californicum Kiefer, Lawrence 1967-1-14 Los Angeles San Gabriel Mtns., N of San Fernando, Wilson Canyon, ca. 1mi N of Foothill Blvd 457 Comment
  UCSB62383  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62498  Polypodium californicum Kiefer, Lawrence 1966-6-12 Los Angeles San Gabriel Mtns., Horse Canyon tributary of the E fork of the San Gabriel River, ca. 0.25mi from mouth 609 Comment
  SEINET13203207 Image available Polypogon interruptus R. G. Swinney 2011-1 15880 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 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
  CATA826  Polypogon monspeliensis Mark L. Hoefs 1991-6-17 1418 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  UCR219901  Polypogon monspeliensis R. G. Swinney 2009-4-17 10392 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  SEINET11681495  Polypogon monspeliensis J. F. Bright, Wyman, C. 1931-1 5743 Los Angeles Hollywood Comment
  RSA206141  Polypogon viridis R. G. Swinney 2008-5-30 8913 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
Read comments
Dec 6 2010
  SBBG12980  Polypogon viridis E. R. Blakley 1962-10-5 5444 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  RSA794747  Populus trichocarpa Jane Tirrell 2012-7-20 LS 0119 Los Angeles Snowmelt gully on California State Route 2 at mile marker 66.82 2245 Comment
  UC433166  Populus trichocarpa I. Johnston 1917-7-3 1447 Los Angeles Upper San Antonio Canyon 2286 Comment
  UCR116282  Porophyllum gracile B. G. Pitzer 1998-5-23 3719 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, and 12.8 mi (airline) west of the San Bernardino County line. 240th Street East, c. 3.1 road mi. north of junction with El Mirage Road (= Avenue 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Avenue 'J 866 Comment
  SD247345  Porophyllum ruderale A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37177 Los Angeles Los Angles Basin Region: Los Angeles, Watts area, 658 East 111th Place between Stanford Ave. and Avalon Blvd. Community gardens under powerlines. 34 Comment
  CAS-BOT-BC453703  Potamogeton illinoensis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3822 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake 1700 Comment
  UCR162364  Potamogeton pectinatus Anuja Parikh, Nathan Gale 2004-6-15 2040 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  RSA498680  Potentilla anserina Frances M. Morey 1922-5-15 s.n. Los Angeles West Adams Street. Comment
  UCR265954  Prunus fasciculata Orlando Mistretta, Christine Mistretta 2005-4-21 2077 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CAS-BOT-BC158282  Prunus fasciculata var. fasciculata Wesley O. Griesel 1961-5-13 s.n. Los Angeles State highway #2 between Wrightwood and Big Pines, San Gabriel Mts. 1828 Comment
  RSA710387  Prunus fasciculata var. fasciculata LeRoy Gross 2005-5-3 2184 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
  SEINET10483464  Prunus ilicifolia Robert A. Schlising 1970-5-2 Schlising 2946 Los Angeles Lopez Canyon, north of Pacoima; chaparral, with Leptodactylon californica, Rhus ovata, Eriodictyon tricocalyx, Heteromeles arbutifolia, Toxicodendron diversiloba, Salvia mellifera, Paeonia californica. Comment
  RSA675868  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-7 780 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. A short distance east [from given coordinates]. 518 Comment
  CAS-BOT-BC154561  Prunus ilicifolia subsp. lyonii L. R. Abrams; I. L. Wiggins 1931-7-4 314 Los Angeles White's Landing, Santa Catalina Island Comment
  RSA709835  Prunus lyonii A. C. Sanders, Lee Jones 2005-4-8 29355 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UCR73405  Prunus persica T. S. Ross 1991-4-21 4499 Los Angeles Whittier Hills (Puente Hills, pro parte): Turnbull Canyon drainage near mouth of canyon 154 Comment
  RSA537393  Prunus virginiana var. demissa Walter Wisura 1991-9-29 s.n. Los Angeles San Gabriel Mountains, Prairie Fork of the San Gabriel River. Comment
  RSA578644  Prunus virginiana var. demissa Tim S. Ross 1994-4-28 7568 Los Angeles Grass Mountain: northeast summit (ca 4560 ft) 1387 Comment
  UCR124741  Prunus virginiana var. demissa B. C. Templeton 1932-5-31 4851 Los Angeles San Gabriel Mtns., Vincent Gulch below Big Pines Park, Angeles National Forest 2160 Comment
  UCR149522  Prunus virginiana var. demissa R. G. Swinney 1997-6-25 5653 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  UCR182693  Prunus virginiana var. demissa R. G. Swinney 1997-7-16 5673 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  LA202099  Pseudognaphalium biolettii M. Zaitlin; 1951-3-19 Los Angeles Santa Monica Mountains, Mulholland Drive 457 Comment
  RSA657153  Pseudognaphalium biolettii Joseph M. Keefe 2001-1-19 31006 Los Angeles Big Tujunga Wash, 400 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District 384 Comment
  SEINET4006972 Image available Pseudognaphalium biolettii R. Moran 1941-1 595 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  CAS-BOT-BC356545  Pseudognaphalium biolettii E. R. Blakley 1962-6-10 5226 Los Angeles California Channel Islands. Wilson Cove. San Clemente Island 30 Comment
  RSA527763  Pseudognaphalium biolettii Steve Boyd, L. Arnseth 1990-4-8 4328 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA533450  Pseudognaphalium biolettii Timothy S. Ross 1991-4-21 4540 Los Angeles Whittier Hills (Puente Hills, pro parte): ridge on N side of Turnbull Canyon 305 Comment
  UC1947296  Pseudognaphalium stramineum I. M. Johnston 1917-8-23 1705 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork Comment
  UCR205096  Pteridium aquilinum R. G. Swinney 2008-4-11 8658 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UCR209109  Pteris vittata R. G. Swinney 2008-6-26 9106 Los Angeles San Gabriel Mountains, Azusa, San Gabriel River Canyon c. 0.4 mi. east of El Encanto, near River Conservancy administration bldg. on south side of Old San Gabriel Cyn. Rd. 268 Comment
  SBBG98416  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5276 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  SBBG98618  Pterostegia drymarioides T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5338 Los Angeles between Box and Horse Cyns 484 Comment
  RSA392922  Pterostegia drymarioides M. B. Dunkle 1939-4-2 7207 Los Angeles San Clemente Island, southeast point. Comment
  UC1583143  Punica granatum Tim Ross, Steve Boyd 1990-5-14 2460 Los Angeles Little Tujunga Canyon along Little Tujunga Road, Angeles Nat'l Forest, San Gabriel Mts Little Tujunga Canyon; San Gabriel Mts, Angeles Nat'l Forest, Tujunga Ranger Distri 463 Comment
  RSA702904  Quercus X morehus Jane Strong, Michael C. Long, Gabi McLean, Cliff McLean 2004-7-16 s.n. Los Angeles West Fork San Gabriel River, north of Monrovia Peak. Rincon - Red Box Road, Forest Road 2N24 1341 Comment
  CAS-BOT-BC45627  Quercus agrifolia Timothy S. Ross; J. Mark Porter 1995-5-4 8473 Los Angeles Texas Canyon: ca. 3.6 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle 682 Comment
  SFV865  Quercus agrifolia P. G. Kilburn 1957-10-31 533 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 350 Comment
  POM18611  Quercus berberidifolia E. S. Spalding 1921-2-26 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  POM290531  Quercus berberidifolia Lyman Benson, Robert Benson 1951-10-29 14834 Los Angeles Monrovia canyon, behind 461 Norembega Drive; San Gabriel Mt, 305 Comment
  UCD170537  Quercus berberidifolia D. O. Burge 2017-5-5 2268 Los Angeles Bard Lake area. 375 Comment
  UCD45292  Quercus berberidifolia John M. Tucker 1941-3-2 207 Los Angeles Beside Highway 99, 21 miles south of Gorman, Los Angeles County, California. Comment
  CAS-BOT-BC62569  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1995-6-28 8646 Los Angeles Lower Red Fox Canyon: near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quadrangle 737 Comment
  POM2095  Quercus chrysolepis C. F. Baker 1903-9-20 3688 Los Angeles San Antonio Canyon near Claremont. Comment
  UC1135366  Quercus chrysolepis G. T. Nordstrom 1935-3-24 412 Los Angeles 1.5 mi se Mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quad 701 Comment
  SEINET12034290  Quercus chrysolepis Unknown 1927-1 9- 9 -48 Los Angeles road from Mt Lowe Tavern, Mt Lowe, to observatory on Mt. Wilson,near Los Angeles Comment
  SEINET13953240 Image available Quercus chrysolepis Elizabeth McClintock 1944-1 Los Angeles Crystal Lake, San Gabriel Mts., Los Angeles Co., Calif. Comment
  CAS-BOT-BC86897  Quercus douglasii Timothy S. Ross; Steve Boyd 1994-9-21 8315 Los Angeles Sandberg: 150-170 m SSE of town along the Old Ridge Route. Liebre Mountain. 7.5' USGS Quadrangle 1277 Comment
  RSA0116267  Quercus douglasii A. C. Sanders 2006-4-14 32062 Los Angeles Transverse Range; Liebre Mtns. Region: 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 960 Comment
  UCD45795  Quercus dumosa J. Ewan 1931-10-11 5242 Los Angeles Sepulveda Canyon Rd. north of Mulholland. Santa Monica Mts. Comment
  UCSB34833  Quercus dumosa R. Lloyd 1959-3-3 27 Los Angeles N OF POMONA (GANESHA HILLS NEAR JCT OF HISSCREST AND NORTH HILL RD) 274 Comment
  UCSB34830  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  RSA476600  Quercus durata var. gabrielensis F. R. Fosberg 1931-11-29 7078 Los Angeles La Crescenta Comment
  SBBG119291  Quercus durata var. gabrielensis V. Soza, K. Hughes 1999-6-17 555 Los Angeles upper Winter Crk Trail above San Olene Cyn; T1N R11W SW/4 S3 746 Comment
  UCR177742  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 309 Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 793 Comment
  RSA0031750  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-9 3017 Los Angeles Southern California Edison transmission line corridor (Segment 11, structure 63) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 844 Comment
  CATA1956  Quercus engelmannii Ralph N. Philbrick, Robert F. Thorne 1967-5-18 208 Los Angeles Santa Catalina Island: South of road, upper middle Bulrush Canyon, Salta Verde 0 Comment
  POM290534  Quercus john-tuckeri Lyman Benson 1951-10-23 14832 Los Angeles 1 mile below Jackson Lake, Big Pines to Valyermo. 1524 Comment
  UCD46261  Quercus john-tuckeri Daryl Koutnik; Bruce Holguin 1978-4-1 215 Los Angeles Scattered shrub on east-facing slope. West side of Sierra Hwy and 1 mile north of State Hwy 14. 987 Comment
  UCSB34827  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge, West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  UC1188240  Quercus pacifica P. C. Everett 1960-9-27 24292 Los Angeles Ridge Road to airport Santa Catalina Island 365 Comment
  CAS-BOT-BC250921  Quercus tomentella P. S. Manos 1988-10-28 685 Los Angeles San Clemente Island, just S of Vista Canyon and N of Eagle Canyon 243 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
  RSA587476  Quercus wislizeni var. frutescens Orlando Mistretta 1994-4-29 1125 Los Angeles San Gabriel Mountains, Santiago Canyon, slopes W of main drainage below Mt. Emma. 1341 Comment
  RSA561607  Rafinesquia californica Steve Boyd, Orlando Mistretta 1993-5-18 8156 Los Angeles Upper Sombrero Canyon, just below western end of Sombrero Rd. (3N64) 792 Comment
  RSA604695  Ranunculus hebecarpus Louis C. Wheeler 1965-5-16 8703 Los Angeles Liebre Mountain: Ravine S of Two Shay Ranch, Bouquet Canyon.. . Comment
  RSA431471  Raphanus sativus Ella M. Kennedy 1923-2-27 s.n. Los Angeles Fields, Pasadena Comment
  UC66740  Raphanus sativus N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  SEINET9119079  Raphanus sativus E. Adams 1978-1 S.N. Los Angeles Altadena, Eaton Canyon. Grassy hillside. Comment
  SEINET12210143  Rhamnus californica I. W. Clokey, Templeton, B. 1929-1 4603 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  RSA724529  Rhamnus crocea K. Dobry 1991-6-13 d- 705 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  RSA95310  Rhamnus crocea F. W. Peirson 1920-4-26 216 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  LA52135  Rhamnus ilicifolia A. M. Johnson; 1934-4-20 4435 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA0094081  Rhamnus ilicifolia R. G. Swinney 2011-5-19 14779 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  UC1871263  Rhamnus ilicifolia T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3870 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  CAS-BOT-BC59825  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3503 Los Angeles Santa Catalina Island. Avalon Canyon, agbove last almond orchard. 121 Comment
  POM292764  Rhamnus pirifolia Lyman Benson, Joseph Lanjouw, Robert Benson 1953-5-2 15114 Los Angeles Catalina Island. White's Landing 15 Comment
  SD85108  Rhamnus pirifolia E. R. Blakley 1963-12-8 6380 Los Angeles Head of canyon above Mosquite Cove and between Triangulation points Malo and Chenity. 366 Comment
  UCR143164  Rhamnus pirifolia Reid Moran 1941-2-2 608 Los Angeles Channel Islands, Santa Catalina Island, Johnson's Valley 20 Comment
  CAS-BOT-BC200705  Rhus aromatica Alice Eastwood 1919-5-29 8953 Los Angeles San Gabriel Canyon Comment
  HSC34777  Rhus integrifolia R. E. Cooksey Apr 1974 179 Los Angeles Glendora Mtn. Rd., Saw Gabriel Valley Overlook 854 Comment
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Jun 11 2014
  RSA150682  Rhus integrifolia P. H. Raven 1962-5-7 17577 Los Angeles San Clemente Island, Wilson Cove 91 Comment
  UCR209891  Rhus integrifolia R. G. Swinney 1969-4-2 327 Los Angeles Western Transverse Range; Santa Monica Mtns., about 1 mi north of Encinal Beach on Lechuza Rd 152 Comment
  UCR217438  Rhus integrifolia R. G. Swinney 2009-2-26 10038 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA76949  Rhus ovata F. W. Peirson 1920-5-1 106 Los Angeles South slope of the San Gabriel Mountains, Eaton Canyon. 609 Comment
  UCR250554  Rhus ovata Mark A. Elvin, Tarja Sagar 2013-5-31 7152 Los Angeles Western Transverse Ranges: Santa Monica Mountains, along Malibu Canyon Road south of tunnel, in main drainage and tributaries 168 Comment
  RSA127438  Rhus trilobata var. quinata H. J. Thompson 1959-3-15 1863 Los Angeles Along dry creek, near junction with Sepulveda Canyon, Mission Canyon. 305 Comment
  SBBG98199  Ribes aureum var. gracillimum F. A. M. 1931-3-17 Los Angeles Tuna Cyn Comment
  HSC93409  Ribes indecorum Scott D. White 1995-2-7 2521 Los Angeles Sunshine Cyn. Landfill expansion area, directly W of I-5, just S of interchange w/ Hwy 14 457 Comment
  JEPS49339  Ribes indecorum Frank W. Peirson 1918-11-1 299 Los Angeles trail to Switzers (Arroyo Seco); San Gabriel Mts. 944 Comment
  RSA716931  Ribes indecorum LeRoy Gross, Naomi S. Fraga 2006-1-20 2444 Los Angeles North end of the San Rafael Hills, along the main crest. North of Lookout Tower. 503 Comment
  CAS-BOT-BC173417  Ribes malvaceum C. Epling 1934-12-12 s.n. Los Angeles Near Seminole Hot Springs Comment
  SFV16157  Ribes malvaceum P. A. Krueger 1994-5-11 18 Los Angeles San Gabriel Mountains 1 mile east on 2N24 from Newcomb's Saddle. 1200 Comment
  UCR100420  Ribes malvaceum Scott D. White 1997-11-30 6036 A Los Angeles San Gabriel Mtns, San Gabriel River Canyon: north of Azusa; south of unnamed dirt access road to gauging station below Morris Dam; just SE of private orchard. 259 Comment
  UCSB2630  Ribes malvaceum var. malvaceum Wedberg, H. 1957-3-3 Los Angeles Old Topanga Comment
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Nov 13 2014
  UCR204011  Ribes nevadense R. G. Swinney 2001-9-15 8131 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 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
  UCD102433  Ribes quercetorum Gordon Pilone 1961-2-18 91 Los Angeles Hartley Ranch on Frazier Road and Hwy 99. Tehachapi Mt. Range. 1219 Comment
  UCR192191  Ribes quercetorum A. C. Sanders 2008-4-11 34842 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 995 Comment
  UCR95527  Ribes quercetorum Steve Boyd 1996-4-25 8679 Los Angeles San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Cyn, south of Liebre Mtn. From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 1000 Comment
  UCR202533  Ribes roezlii R. G. Swinney 2001-8-9 8013 Los Angeles San Gabriel Mtns., Mount Williamson, second peak from east on the ridge 2494 Comment
  UCR277207  Ribes roezlii R. G. Swinney 2010-9-30 13951 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UC1127558  Ribes speciosum F. H. Raymond 1930-1-13 25 Los Angeles head Corral Canyon; Calabasas Quadrangle Comment
  UCR197176  Ribes speciosum Valerie Soza, LeRoy Gross 2001-5-9 1207 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 297 Comment
  SFV10301  Ricinus communis L. Comee 1978-10-31 s. n. Los Angeles Santa Monica Mountains Topanga Canyon, 0.5 miles from Pacific Coast Highway. Comment
  RSA596799  Robinia pseudoacacia T. S. Ross, J. Mark Porter 1995-5-4 8506 Los Angeles Texas Canyon: at the confluence of Mystic Canyon: ca 3.05 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA652120  Romneya trichocalyx Peter Gail 1961-5-24 s.n. Los Angeles San Dimas Rd, 1/2 mile N. of Puddingstone Dam, San Dimas. Comment
  RSA612005  Rorippa curvipes var. truncata L. C. Wheeler 1932-8-2 1111 Los Angeles Crystal Lake, N fork San Gabriel River 1677 Comment
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Apr 5 2010
  LA200325  Rorippa nasturtium-aquaticum Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1970-6-15 4823 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  POM365838  Rosa woodsii subsp. gratissima Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  CAS-BOT-BC148393  Rubus leucodermis Le Roy Abrams; E. A. McGregor 1908-7-3 617 Los Angeles North Baldy Mountain, San Gabriel Mountains 2133 Comment
  RSA0110934  Rubus ursinus Bonnie C. Templeton 1947-5-21 6281 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA749242  Rumex conglomeratus R. G. Swinney 2005-8-11 8467 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UC1922008  Rumex conglomeratus Scott D. White, A. Warniment 2006-7-7 11610 Los Angeles SE TEHACHAPI MTNS.: Gorman area, Gorman Creek NE of the I-5 Freeway. Comment
  POM158280  Rumex crispus M. B. Dunkle 1928-4-29 1919 Los Angeles Little Harbor. 5 Comment
  CAS-BOT-BC433920  Rumex salicifolius Ernest C. Twisselmann 1962-4-18 6977 Los Angeles Tehachapi Mountains. Tejon Ranch: Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  UC814315  Ruppia maritima F. R. Fosberg 1931-5-4 S 4754 Los Angeles Middle Ranch Canyon Santa Catalina Island (2nd bridge below Eagle's Nest) 140 Comment
  RSA353676  Sagittaria Anstruther Davidson s.n. Los Angeles Near Ballona. Comment
  CAS-BOT-BC103144  Salix bonplandiana A. D. E. Elmer 1902-6-1 3673 Los Angeles Lancaster Comment
  RSA595512  Salix exigua Louis C. Wheeler 1969-4-19 s.n. Los Angeles Liebre Mountains region. Una Lake, San Andreas Rift Zone. 854 Comment
  RSA616066  Salix exigua Scott D. White 1997-12-31 6038 Los Angeles Malibu Coast: Mouth of Trancas Canyon, N of Pacific Coast Hwy. 8 Comment
  RSA595945  Salix gooddingii Steve D. Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8881 Los Angeles Liebre Mountains, southeastern end of Peace Valley in San Andreas Rift Zone, fault sag south of Highway 138 and north of the California Aqueduct, ca. 0.75 air miles west of Quail Lake. 1006 Comment
  RSA0065853  Salix laevigata LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6784 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG31327  Salix laevigata R. F. Thorne 1966-4-5 35812 Los Angeles Middle Ranch Cyn, below Stage Station SW of Eagles' Nest Comment
  SD1033  Salix laevigata Carl W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km above Azusa 299 Comment
  UCR126662  Salix laevigata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26224 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  RSA9751  Salix lasiandra var. lasiandra Louis C. Wheeler 1932-3-10 460 Los Angeles Big Dalton Canyon, San Gabriel Mountains 427 Comment
  POM362718  Salix lasiolepis Robert Gustafson 1981-3-10 2109 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA0103928  Salix lasiolepis R. G. Swinney 2011-6-23 15318 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UC506444  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-4-30 7696 Los Angeles s. of Culver City (above Ballona Creek) Comment
  UCR187268  Salix lasiolepis A. C. Sanders 2006-4-18 32092 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UCR223504  Salix lasiolepis R. G. Swinney 2009-5-28 10946 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CAS-BOT-BC128510  Salix lasiolepis var. lasiolepis Peter H. Raven 1959-3-8 13832 Los Angeles Growing along stream, Topanga Canyon 1.1 mile north of Coast Highway - Santa Monica Mountains 30 Comment
  UCR95241  Salsola gobicola L. C. Wheeler 1946-8-28 6279 Los Angeles San Gabriel Mtns., Mescal Creek, just about (S of) Appletree Flat 1884 Comment
  RSA800794  Salsola tragus Jane Tirrell 2012-8-20 LS 0154 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  RSA526482  Salsola tragus T. S. Ross 1991-3-24 4322 Los Angeles Whittier Hills ( Puente Hills, pro parte). 293 Comment
  POM50158  Saltugilia splendens subsp. grantii L. R. Abrams 1901-07 1877 Los Angeles San Gabriel Mountains: West Fork of San Gabriel River. Comment
  RSA584774  Saltugilia splendens subsp. grantii T. S. Ross 1992-7-17 6729 Los Angeles Saddle E of Condor Peak summit. 1563 Comment
  RSA67048  Saltugilia splendens subsp. grantii Verne Grant, Alva Grant 1951-6-3 16006 Los Angeles South slope of Cow Canyon, 1.9 mi. W of jct. with San Antonio Canyon rd. 1372 Comment
  RSA67057  Saltugilia splendens subsp. grantii Verne Grant, Alva Grant 1951-6-11 16032 Los Angeles Near Hwy 2, several miles beyond Red Box Ranger Station. Comment
  JEPS46489  Salvia Eva M. Wilson 1962-7-3 Los Angeles Alpine Comment
  SEINET12273380  Salvia C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles, Ramona Comment
  RSA401633B  Salvia apiana William Emboden 1970-6-12 25 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  UC1124656  Salvia apiana A. Lewis 1933-6-1 214 Los Angeles Plum Canyon; San Fernando Quad. 518 Comment
  UC519731  Salvia apiana Joseph Andorfer Ewan 1932-5-10 7464 Los Angeles w rim Verdugo Canyon Comment
  UCLA69772  Salvia apiana W. R. Ernst Apr 1947 Los Angeles San Gabriel Canyon Comment
  CHSC35383  Salvia carduacea M. B. Schwartz 1971-5-7 Los Angeles Ca. 20 mi. SE of Palmdale, 1 1/2 mi. So. of Ave. T at 116th St. East by R. R. in Littlerock in Mojave Desert. 853 Comment
  UCR259049  Salvia carduacea R. G. Swinney 2010-5-12 12763 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA0051682  Salvia columbariae S. Karlin 1960-05 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA679829  Salvia dorrii var. pilosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 852 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UC1871307  Salvia dorrii var. pilosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5012 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
  CAS-BOT-BC233668  Salvia leucophylla Louis C. Wheeler 1932-5-17 715 Los Angeles Garapito Creek, Santa Monica Mountains 304 Comment
  HSC49074  Salvia leucophylla Patricia Shesgreen 1978-6-17 100 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  POM188223  Salvia leucophylla C. Epling 1932-6-10 s.n. Los Angeles Santa Monica Mountains: Topanga Canyon. Comment
  POM50248  Salvia mellifera L. W. Nuttall 1920-5-11 s.n. Los Angeles Santa Catalina Island. Comment
  RSA0068252  Salvia mellifera R. G. Swinney 2010-3-10 11838 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA434119  Salvia mellifera Bonnie C. Templeton 1929-7-23 s.n. Los Angeles Wash. Head of Pacoima Canyon, Angeles National Forest. Comment
  UC416702  Salvia mellifera J. Grinnell 1903-6-30 Los Angeles Arroyo Seco; Pasadena Comment
  RSA651044  Salvia mellifera C. J. Humphrey 1936-6-5 s.n. Los Angeles N. Los Angeles. Comment
  SBBG71121  Salvia spathacea M. N. Ackley 1927-5-29 454 Los Angeles Mulholland Drive 457 Comment
  SFV15657  Salvia spathacea A. G. Hile 1992-5-10 2 Los Angeles Santa Monica Mountains Malibu, Charmlee Park. North of picnic area. 400 Comment
  POM6271  Sambucus mexicana C. Vesta Sturges 1908-6-11 s.n. Los Angeles Claremont. 400 Comment
  RSA648995  Sambucus mexicana Scott Lowe 1991-5-7 19 Los Angeles San Gabriel River channel, about 300 m. north of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  UCR65543  Sambucus mexicana Aaron Liston, O. Mistretta, L. Rieseberg 1989-4-29 800 -2 Los Angeles South Channel Islands, San Clemente Island, Bryce Canyon, main branch. Comment
  RSA650887  Sanguisorba minor subsp. muricata Richard A. Goodfellow 1948-3-12 s.n. Los Angeles L.A. Stockyard in [their] experimental plot.. Comment
  CATA1458  Sanicula arguta Mark L. Hoefs, Robert F. Thorne 1996-4-6 2642 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  SBBG61414  Sanicula arguta M. N. Ackley -Mar-1927 1118 Los Angeles Baldwin Hills 91 Comment
  RSA177794  Sanicula crassicaulis R. F. Thorne, P. Everett 1965-5-10 34430 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  SEINET269288  Sanicula crassicaulis Scott D. White, Chet McGaugh 1995-5-9 3004 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  RSA650358  Schedonorus arundinaceus Nancy Gould 1977-5-13 26 Los Angeles Cal Poly Campus, Pomona. Comment
  SD252261  Schismus Steven A. Junak 1999-4-22 Sca 836 Los Angeles Santa Catalina Island: at White's Landing, tent cabin area, YMCA Camp, just W of amphitheater. 6 Comment
  RSA588056  Schismus arabicus Orlando Mistretta 1994-4-15 1064 Los Angeles San Gabriel Mountains, Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1250 Comment
  SBBG31053  Schismus arabicus R. F. Thorne with P. C. Everett 1965-5-10 34455 Los Angeles around Echo Lake 411 Comment
  UCD92918  Schismus arabicus Geoffrey Levin 1975-5-17 508 Los Angeles 1.5 mile east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  RSA762450  Schismus barbatus R. G. Swinney 2009-2-20 10011 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR271916  Schismus barbatus R. G. Swinney 2010-3-24 12075 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  CAS-BOT-BC111516  Schoenoplectus americanus Ellsworth Bethel 1932-9-16 s.n. Los Angeles Bryant Ranch 200 ft E of State Highway at south boundary of 1.62 acre tract. 3 Comment
  CAS-BOT-BC110938  Scirpus microcarpus Timothy S. Ross; Victor W. Steinmann 1995-5-8 8530 Los Angeles Boquet Canyon, along Boquet Canyon Road. 609 Comment
  RSA607620  Scirpus microcarpus L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  UC840934  Scirpus microcarpus C. B. Clokey, I. W. Clokey and B. C. Templeton 1930-5-13 4618 Los Angeles Bouquet Canyon Bouquet Canyon (marsh) 450 Comment
  CATA1019  Scrophularia villosa Mark L. Hoefs 1995-5-4 1936 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  SFV5411  Scutellaria siphocampyloides J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains Hidden Springs Picnic Area on Angeles Forest Highway at Mill Creek, north of La Canada. 975 Comment
  UC884218  Scutellaria tuberosa Ira W. Clokey, B. Templeton Apr. 1929 4445 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 450 Comment
  RSA445365  Scutellaria tuberosa Anstruther Davidson 1890-3-30 s.n. Los Angeles Ravine near L.A. River Comment
  JEPS48061  Sedum spathulifolium Frank W. Peirson 1921-6-21 2472 Los Angeles West Fork San Gabriel Riv. , West Fork San Gabriel Riv (San Gabriel Mountains) 685 Comment
  SEINET10470944  Selaginella bigelovii LeRoy R. Abrams 1903-3-13 Abrams 3126 Los Angeles In dry ground, San Gabriel canon Comment
  UCR70762  Senecio aphanactis L. C. Wheeler 1932-3-13 00472 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  RSA0017016  Senecio flaccidus var. douglasii P. A. Munz 1923-5-27 6888 Los Angeles Wash east of Rock Creek. Comment
  UCR204196  Senecio lyonii Mark A. Elvin, Orlando Mistretta 1996-3-24 123 Los Angeles Channel Islands, San Clemente Island 9 Comment
  POM206  Senecio triangularis I. M. Johnston 1918-7-6 2088 Los Angeles San Gabriel Mountains: Fork of San Gabriel River. 2133 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
  RSA12642  Sesuvium verrucosum C. B. Wolf 1934-8-16 6058 Los Angeles Bryant Ranch east of Long Beach., T4S R12W SW 1/4 sect. 27 100 ft. S & 300 ft. W of center of section. 5 Comment
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Sep 22 2011
  SBBG108979  Sibara filifolia S. A. Junak 1997-3-11 SCl 742 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.25 mi S of Triangulation Pt Guds 164 Comment
  RSA0045412  Sidotheca caryophylloides Wendy Boes 2010-7-7 2011 -010 Los Angeles San Gabriel Mountains; Mount Hillyar. 1804 Comment
  RSA717036  Silene gallica Gary Kovnat, LeRoy Gross 2003-4-5 37 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SBBG128760  Silene gallica M. L. Hoefs 1995-5-16 2032 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  CAS-BOT-BC387012  Silene gallica C. W. Tilforth 1970-3-19 251 Los Angeles Rancho Santa Ana Bot. Gard., Claremont, LASCA Comment
  RSA477860  Silene gallica M. Bisbee 1917-5-12 s.n. Los Angeles Garden, Eagle Rock Comment
  RSA477881  Silene gallica H. L. Bauer 1929-4-5 s.n. Los Angeles Long Beach. Vacant lot. Comment
  RSA533453  Silene gallica Timothy S. Ross 1991-4-21 4543 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  RSA655782  Silene gallica LeRoy Gross 2001-2-17 338 Los Angeles Verdugo Mountains, north side: East of Hostetter Mountainway, follow dirt road that splits east of Hostetter parallel with 210 freeway., This road dips down into a canyon then climbs back up and around the first ridge east facing slope. 549 Comment
  UC8443  Silene gallica H. P. Chandler 1897-5-11 Los Angeles Claremont 396 Comment
  SEINET11944391  Silene laciniata J. F. Brigh, Wywman, C. 1933-1 8349 Los Angeles Boquet Canyon Comment
  CHSC36139  Silene laciniata subsp. laciniata K. Bridwell 1978-6-17 144 Los Angeles Along fireroad on ne slope of Verduga Mts, ca. 1/4 mi w of Beaudry, ca. 2 mi w of Verdugo Rd, Glendale. 365 Comment
  RSA477932  Silene laciniata subsp. major Fordyce Grinnell Jr. 1910-6-22 1931 Los Angeles Switzers trail 1066 Comment
  RSA438867  Silene verecunda subsp. platyota Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 970 Los Angeles ca. 5 mi. NW of Big Pines on road to Valyermo 1768 Comment
  UCR150593  Sisymbrium officinale L. C. Wheeler 1967-5-3 9801 Los Angeles Transverse Ranges; San Gabriel Mountains region, Sycamore Flat Campground, Big Rock Creek 1311 Comment
  UCR260377  Sisymbrium officinale R. G. Swinney 2010-6-21 13285 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  RSA629042  Sisymbrium officinale Valerie L. Soza, Kent Hughes 1999-6-17 530 Los Angeles San Gabriel Mountains: Chantry Flat, off road 2N41, west of water tank., Near 34 11'41''N, 118 01'25''W 701 Comment
  UCSB909  Sisyrinchium bellum Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  RSA601193  Sisyrinchium bellum Louis C. Wheeler 1967-6-26 9912 Los Angeles San Gabriel Mountains : Placerita Canyon; ca. 1/4 mile E of highway 457 Comment
  UCSB29301  Sisyrinchium bellum Blakley, E. 1959-4-5 Los Angeles From beach, bluff on the west side of Point Dune 15 Comment
  UCR261329  Solanum douglasii R. G. Swinney 2010-3-13 11879 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  RSA535724  Solanum douglasii Tim S. Ross 1991-5-22 5469 Los Angeles San Clemente Island, east edge of Wilson Cove Settlement along outer road loop near tennis court. 55 Comment
  RSA576127  Solanum douglasii F. H. Elmore 420 Los Angeles San Clemente Island. Comment
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May 16 2008
  UCR54032  Solanum physalifolium var. nitidibaccatum S. J. Myers 1988-10-13 s.n. Los Angeles Mojave Desert, East Lancaster, at and near Little Rock Wash, between 40th St. E and 70th St. E and between Ave. L and Ave. J 734 Comment
  POM219191  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1932-8-11 1130 Los Angeles 2 mi. NE La Verne. Damp sunny clay soil. 381 Comment
  CAS-BOT-BC156795  Solanum umbelliferum T. S. Ross 1995-4-7 8370 Los Angeles Old Ridge Route: 2.9 road miles NNW of its intersection with Templin Highway; ca. 1840 m WNW of the confluence of Castaic Creek and Fish Canyon 945 Comment
  RSA19877  Solanum umbelliferum I. W. Clokey, Bonnie C. Templeton 1929-04 4432 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA714886  Solanum umbelliferum A. C. Sanders, Mark A. Elvin 2003-4-14 25981 Los Angeles Santa Clara River watershed; 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. 305 Comment
  SEINET3077694 Image available Solanum umbelliferum Francis Miller 1964-4-11 M- 6420 Los Angeles S slopes of Mount Wilson, 3 mi up Orchard Camp Trail from Sierra Madre. 914 Comment
  UCD127033  Solanum umbelliferum Kenneth A. Wilson 1961-3-14 1028 Los Angeles Santa Monica Mountains. Mulholland Hwy. 2 miles west of Sulphur Hot Springs. Comment
  RSA427380  Solanum wallacei M. B. Dunkle 1932-2-27 2873 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  SBBG120064  Solanum xanti A. C. Sanders 2003-4-14 25981 Los Angeles Newhall Ranch, ca. 0.4 mi N of St Hwy 126, W of Castaic Crk and N of its confluence with Santa Clara River, 0.6 mi S of Commerce Center Drive along Franklin Parkway 305 Comment
  LA212213  Solanum xanti Vincent Arellano; 1980-6-2 s.n. Los Angeles Placerita Canyon, West facing slope 1/2 mile up creek. 487 Comment
  SEINET3078063 Image available Solanum xanti var. intermedium Dave Charlton 1987-1-31 636 Los Angeles Saddle Peak, Santa Monica Mountains. 610 Comment
  UCR4116  Solanum xanti var. intermedium Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  CSUSB918  Solanum xanti var. intermedium Sue Freeman 1966-4-10 Los Angeles On dry canyon slope above Gavin Creek, about 5 miles north of the junction of Foothill Blvd. in San Fernando and Highway 99; 20 yards from highway. 609 Comment
  CAS-BOT-BC365034  Solidago velutina subsp. californica F. Grinnell Jr. 1908-9-14 s.n. Los Angeles Mt. Wilson 1524 Comment
  SEINET11383206 Image available Solidago velutina subsp. californica Unknown 1930-1 3522 Los Angeles Sturtevant Trail at First Water Camp. Comment
  UCR24170  Soliva sessilis Alfred R. Roos 1958-5-16 s.n. Los Angeles City of Los Angeles, lawn of the Ambassador Hotel, [3400] Wilshire Blvd. 69 Comment
  UCR223709  Sonchus asper R. G. Swinney 2009-6-12 11121 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  SEINET10615452  Sonchus asper subsp. asper David B. Dunn 1941-2-22 Dunn 684 Los Angeles UCLA campus along Westwood Blvd. Comment
  RSA0021285  Sonchus oleraceus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5080 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA187930B  Sonchus oleraceus R. F. Thorne 1966-4-7 35960 Los Angeles Cherry Valley, Santa Catalina Island. 61 Comment
  RSA596367  Sonchus oleraceus R. G. Swinney 1989-8-24 s.n Los Angeles Big Dalton Canyon, Glendora Wilderness Park, 1.5 mi. NE of Glendora Mtn Rd. 457 Comment
  RSA658354  Sonchus oleraceus Naomi Zohman 1985-4-28 36 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  SEINET11786447  Sparganium eurycarpum J. F. Bright, Wyman, C. 1931-1 5744 Los Angeles Hollywood Comment
  RSA753987  Spartium junceum Doug Tolbert 1970-5-7 700507 -08 Los Angeles Pasadena, Eatno Canyon Park, at head of Arroyo Nature trail. Comment
  POM98128  Spergula arvensis P. A. Munz 1925-3-1 s.n. Los Angeles Claremont Comment
  UCR95165  Spergularia bocconi P. H. Raven 1962-4-11 17256 Los Angeles Channel Islands, San Clemente Island, sandy beach due west of Wall 2 9 Comment
  RSA0097909  Spergularia bocconi R. F. Thorne, Doug Propst 1968-5-27 37630 Los Angeles Santa Catalina Island: near margin of Thompson s Reservoir, Middle Ranch at upper (W) end of reservoir. Comment
  NY482312  Spergularia macrotheca S. D. Boyd 1990-4-7 4250 Los Angeles San Clemente Island. Lower half of China Syn, S end of island, W side. Comment
  CATA502  Spergularia villosa Sara L. Crockett 1997-4-2 646 Los Angeles Santa Catalina Island: 0.85 mile W along Empire Landing Road from jct. with Airport Road, S side of road 481 Comment
  SBBG96675  Spergularia villosa S. Boyd with T. Ross, L. Arnseth 1990-4-7 4255 Los Angeles lower half of China Cyn Comment
  RSA0087102  Spergularia villosa Steven A. Junak 2001-5-4 SCa- 1492 Los Angeles Santa Catalina Island. E of Parson's Landing. 115 Comment
  UCR123642  Sphaeralcea ambigua var. rugosa Steven R. Hill, K. Kramer 2001-4-22 33360 Los Angeles San Gabriel Mtns./SW Mojave Desert, Elizabeth Lake Road, 9.7 mi by road SSW of the junction with Johnson Road, vicinity of Bee Canyon 549 Comment
  RSA0019897  Sporobolus cryptandrus Orlando Mistretta, Youssef Atallah 2011-8-16 6035 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  SBBG80009  Stachys ajugoides R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  CSUSB1068  Stachys bullata Sally Crum 1966-4-16 Los Angeles San Gabriel Mountains San Gabriel Mountains; In deeply shaded ravine at southern end of San Lorenzo Nursery boundary road in Cloverleaf Canyon. 1066 Comment
  RSA166506  Stachys bullata W. G. Webb 1935-3-4 s.n. Los Angeles Glendale. Comment
  UC1536922  Stanleya pinnata Gordon H. True Jr. 1935-5-16 298 Los Angeles between Alpine Springs and Palmdale; between Alpine Springs and Palmdale 731 Comment
  UCSB40870  Stanleya pinnata Mckee, Walter 1963-5-9 Los Angeles Little Rock Dam, San Gabriel Mountains 914 Comment
  RSA478172  Stellaria media Samuel R. Tyson 1943-4-2 s.n. Los Angeles San Dimas Canyon 549 Comment
  JEPS19705  Stephanomeria cichoriacea Peter H. Raven 1957-9-21 11357 Los Angeles 2.5 mi above U. S. Hwy 101 A (Topanga Canyon); Santa Monica Mountains, Topanga Canyon Comment
  UCR100423  Stephanomeria cichoriacea Scott D. White, Pam DeVries 1997-11-29 6034 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa, parallel to Hwy 39; below Morris Dam. 259 Comment
  CAS-BOT-BC375473  Stephanomeria exigua subsp. exigua Le Roy Abrams; E. A. McGregor 1908-6-20 414 Los Angeles Elizabeth Lake, Liebre Mountains 1219 Comment
  RSA0081137  Stephanomeria parryi R. G. Swinney 2010-6-1 13119 Los Angeles Lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  UC1947299  Stephanomeria pauciflora I. M. Johnston 1917-7-28 1573 Los Angeles San Antonio Canyon San Antonio Mountains 1676 Comment
  RSA118797  Stephanomeria virgata S. Carlquist 1958-8-30 616 Los Angeles Weed in field, Foothill Blvd at W City limits of Claremont. Comment
  CLARK-A1528-5285  Stipa cernua John C. Roos 1945-3-14 Los Angeles Los Angeles Comment
  RSA0058229  Stipa coronata Richard G. Swinney 2010-4-23 12348 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  CATA1109  Stipa lepida Mark L. Hoefs 1995-5-23 2073 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  SD234251  Stipa lepida A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26121 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn 7.5' Q) 487 Comment
  CATA1279  Stipa miliacea var. miliacea Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2365 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  UCR101683  Stipa speciosa B. G. Pitzer 1998-5-23 3742 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  CATA3456  Stipa tenuissima Benjamin J. Dion, Monica Tydlaska 2017-7-12 037 Los Angeles Santa Catalina Island: Channel Side; 357 Whittley Ave in Avalon; recruits from previously treated populations 46 Comment
  RSA594994  Stuckenia pectinata Mark Haefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 14 Los Angeles Santa Catalina Island. By upper Cape Canyon Reservoir. 323 Comment
  RSA0095247  Stylocline gnaphaloides R. G. Swinney 2011-6-7 15037 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1585 Comment
  SBBG63201  Stylocline gnaphaloides M. N. Ackley -Mar-1929 Los Angeles Montrose 365 Comment
  SD69728  Stylocline gnaphaloides Robert F. Thorne 1966-4-28 36264 Los Angeles Santa Catalina Island; water tank above Mausoleum, Avalon Canyon above road. 180 Comment
  UCR282211  Stylocline gnaphaloides Gary Hans 2015-2-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, south of 'one-mile tree 281 Comment