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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD46523  Abronia pogonantha P. C. Everett, E. K. Balls 1956-5-9 21568 Los Angeles 6.0 miles south of Lancaster along Highway 6. 762 Comment
  UCR168274  Abronia umbellata F. H. Elmore 1939-11-24 s.n. Los Angeles Channel Islands, San Clemente Island, Northwest Harbor 30 Comment
  NY679463  Abronia umbellata H. E. Hasse 1888-4-18 4119 Los Angeles At Long Beach. Comment
  POM123202  Abronia umbellata Marcus E. Jones 1900-7-12 6500 Los Angeles Long Beach. Comment
  POM736  Abronia umbellata I. M. Johnston 1919-6-10 1316 Los Angeles Playa del Rey. Comment
  RSA623974  Abronia umbellata B. F. Krause 1921-4-6 352 Los Angeles Redondo Beach. Comment
  LA28404  Abronia umbellata subsp. umbellata Harlan Lewis; 1940-4-3 1269 Los Angeles Santa Monica Mountains, 10 mi. N [W] of Malibu Beach 1 Comment
  RSA651438  Acacia baileyana R. Carlston 1966-5-24 s.n. Los Angeles Lone Hill Ave., Glendora. Comment
Read comments
Nov 18 2011
  SEINET12159214  Acacia retinodes J. F. Bright, Wyman, C. 1931-1 5266 Los Angeles Hollywood Comment
  UCR132296  Acer macrophyllum John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UC557664  Achillea millefolium Nell Murbarger 1936-3-1 47 Los Angeles San Clemente Island Comment
  UCR124479  Achillea millefolium B. C. Templeton 1932-7-20 5003 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA150679  Achillea millefolium var. californica P. H. Raven 1962-5-9 17642 Los Angeles Canyon just north of Guds, San Clemente Island 229 Comment
  RSA714792  Achnatherum coronatum A. C. Sanders 2003-5-26 25863 Los Angeles San Gabriel Valley: long abandoned gravel pit on the 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. 159 Comment
  RSA256321  Achnatherum speciosum J. R. Reeder, Charlotte G. Reeder 1973-6-2 6231 Los Angeles Angeles National Forest: ca. 5 miles SE of Valyermo, 1 mile N of Paradise Springs 1524 Comment
  CAS-BOT-BC204766  Acmispon argophyllus var. argenteus Mrs. Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Isl. Comment
  JEPS55404  Acmispon argophyllus var. argenteus F. M. Reed 1889-7-4 2837 Los Angeles Between Avalon and Sugar Loaf, Catalina Island. 15 Comment
Read comments
Oct 24 2009
  UC1587204  Acmispon argophyllus var. argenteus Tim Ross 1991-5-22 5454 Los Angeles San Clementine Island: Spray [Point], W side of island, N of Eel Point. 9 Comment
  SDSU4282  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 110 Los Angeles San Clemente Island. Plentiful seedling in field east of Wilson Cove area. Comment
  SBBG95677  Acmispon dendroideus var. traskiae A. Liston, O. Mistretta, L. Rieseberg 1989-4-30 805 -5 Los Angeles Waynuk Cyn Comment
  SD79056  Acmispon dendroideus var. traskiae R. Mitchel Beauchamp 1967-1-27 120 Los Angeles San Clemente Island: on slope south of Wilson Cove Comment
  CAS-BOT-BC227787  Acmispon grandiflorus var. grandiflorus Timothy S. Ross; Steve Boyd 1994-5-10 7697 Los Angeles Liebre Mountains. Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mtn summit 890 Comment
  SD69527  Acmispon maritimus Robert F. Thorne 1966-4-5 35856 Los Angeles Santa Catalina Island, rocky dry south-facing slope above stream in Cottonwood Canyon 106 Comment
  UCSB45214  Acmispon maritimus Batson, J. 1979-3-10 Los Angeles Near Highway 23, 1 miles north of its junction with Highway 1 near Malibu 152 Comment
  SEINET5327393  Acmispon procumbens var. procumbens H. M. Hall, H. P. Chandler 1906-6-11 7392 Los Angeles Hills S of Antelope Valley, upper Sonoran Zone Comment
  SFV15350  Acmispon strigosus J. C. Dittes, D. Stolp 1990-4-1 68 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  SD39818  Acmispon strigosus Edith A. Purer 1935-5-12 6599 Los Angeles El Segundo, old sand dunes Comment
  LA36000  Acourtia microcephala Peter H. Raven; 1960-5-21 15410 Los Angeles University of California, Los Angeles 121 Comment
  SBBG42231  Acourtia microcephala M. B. Dunkle 1939-8-4 8424 Los Angeles Water Cyn Comment
  SD37578  Acourtia microcephala Edith A. Purer 1931-5-8 Los Angeles Griffith Park. Comment
  RSA471682  Acourtia microcephala William Greenberg 1939-4-16 s.n. Los Angeles Beverly Hills Canyon. Comment
  SBBG131910  Acourtia microcephala S. A. Junak 2000-6-30 SCa 1360 Los Angeles just E of Middle Ranch Rd, ca. 1.1 mi from intersection with Airport Rd 289 Comment
  NY563868  Acrolasia davidsoniana L. Abrams 1902-6-30 2580 Los Angeles Summit of Mt. Wilson 1767.8 Comment
  JEPS44797  Adenostoma fasciculatum C. E. Hutchinson 1892-7-20 Los Angeles Old Mt. Wilson Trail 457 Comment
  LA105352  Adenostoma fasciculatum Barry A. Prigge; 1989-4-23 8426 Los Angeles Santa Susana Mountains, between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  UCD112622  Adenostoma fasciculatum Antonio F. Machado; Lisa Seemann 1993-4-28 3 Los Angeles Santa Clarita Valley, E of San Francisquito Road, 0.4 mile S of where road is intersected by aqueduct piping. 1000 Comment
  RSA597138  Adenostoma fasciculatum var. fasciculatum Louis C. Wheeler 1961-6-9 7840 Los Angeles San Gabriel Mountains. Nameless gulch west of Lynx Gulch, off Big Tujunga Canyon. 1052 Comment
  LA211895  Adiantum capillus-veneris Duncan Bell; Caitlin Elam 2013-6-24 5267 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness, East Fork of the San Gabriel River, collecting in the Narrows, just south of the mouth of Iron Fork. 899.0 Comment
  SEINET235617 Image available Adiantum capillus-veneris Scott D. White 1997-5-8 5078 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom ajd adjacent slopes below Morris dam. 275 Comment
  UCR150630  Adiantum capillus-veneris Scott D. White 1997-5-8 5078 Los Angeles San Gabriel Mtns, San Gabriel River Canyon, N of Azusa. Canyon bottom and adjacent slopes below Morris Dam 305 Comment
  UCR243006  Adiantum capillus-veneris R. G. Swinney 2009-8-6 11508 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  LA94095  Adiantum jordanii Lawrence L. Kiefer; 1966-3-26 1790 Los Angeles SANTA MONICA MOUNTAINS, Woodland Hills, Mulholland Hwy [prob Dr.], ca 1 mi W of Topanga Canyon Rd. 304 Comment
  PASA1868  Adiantum jordanii Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA0062527  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  UC440192  Adiantum jordanii Geo. B. Grant 1904-4-20 26 Los Angeles Catalina Isl Comment
  UC450863  Adiantum jordanii Fay A. MacFadden 1931-3-29 54 F Los Angeles Tuna Canyon; Verdugo Hills Comment
  RSA613028  Ageratina adenophora Louis C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). Comment
  RSA643285  Ageratina adenophora R. D. Goeden, D. W. Ricker 1969-12-10 s.n. Los Angeles Los Angeles: Santa Monica Mtns., Griffith Partk. Site EA-68-4. 366 Comment
  RSA416386  Agoseris grandiflora var. grandiflora Elbert Benjamine 1929-5-26 187 Los Angeles San Dimas Canyon, San Gabriel Mountains. 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
  UC1595325  Agrostis exarata Tim Ross and Orlando Mistretta 1992-7-24 6771 Los Angeles vicinity Strawberry Spring (76 degrees ene, 900 m distant from Strawberry Peak summit); San Gabriel Mts. 1460 Comment
  RSA618669  Agrostis idahoensis L. C. Wheeler 1966-8-21 8832 Los Angeles San Gabriel Mountains: Dorr Canyon. Comment
  UC635246  Allium fimbriatum var. fimbriatum H. L. Mason 1926-4-26 3022 Los Angeles near Rock Creek (n side of San Gabriel Mountains); San Gabriel Mountains Comment
  RSA9667  Allium haematochiton L. C. Wheeler 1932-3-3 451 Los Angeles San Jose Hills at Pomona. 305 Comment
  UCR223160  Allium lacunosum var. davisiae R. G. Swinney 2009-5-27 10899 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA225663  Allium peninsulare var. peninsulare Robert F. Thorne, A. C. Gibson 1971-5-22 39757 Los Angeles San Gabriel Mountains, Angeles National Forest: Fish Canyon, 549 Comment
  UC303619  Allophyllum divaricatum I. Johnston 1917-7-1 1439 Los Angeles <Evy> Evey Canyon 1066 Comment
Read comments
Jan 23 2011
  RSA410087  Allophyllum glutinosum M. B. Dunkle 1931-4-22 2442 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  UCD118000  Allophyllum glutinosum Daryl Koutnik 1978-6-25 562 Los Angeles 1 mile south of Seminole Hot Springs on Mulhollad Highway. 335 Comment
  RSA127998  Alnus rhombifolia H. J. Thompson 1959-2-20 1837 Los Angeles Santa Monica Mountains: East facing rocky bank along stream, 0.5 mile above ocean, La Tuna Canyon 76 Comment
  UCR182701  Alopecurus pratensis R. G. Swinney 1997-8-6 5767 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  SEINET10481955  Alyssum alyssoides Robert F. Thorne 1969-7-2 Thorne 38261 Los Angeles San gabriel mts., Angeles nat'l forest: open, dry coulter pine forest at upper Chilao campground. 1615 Comment
  PASA2649  Alyssum maritimum Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  SBBG131732  Amaranthus S. A. Junak 1999-5-22 SCa 1013 Los Angeles Avalon Cyn, at entrance to Catalina Stables 48 Comment
  SEINET10919243  Amaranthus Heidi H. Schmidt 1999-10-14 Schmidt 3811 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  CATA1309  Amaranthus albus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2400 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  UCR205252  Amaranthus albus R. G. Swinney 2008-3-26 8577 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA598953  Amaranthus blitoides R. G. Swinney 1989-7-12 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Mouth of Lewis Paul Canyon. 502 Comment
  RSA404561  Amaranthus hybridus Louis Greata 1900-9-23 s.n. Los Angeles Eagle Rock. Comment
  RSA70010  Amaranthus palmeri L. C. Wheeler 1932-9-8 1355 Los Angeles 2 miles NE La Verne 365 Comment
  UC310497  Amaranthus powellii Philip A. Munz Nov 1925 10811 Los Angeles Claremont 365 Comment
  UC56558  Amaranthus powellii L. A. Greata Los Angeles Los Angeles Southern California Comment
  CDA3280  Amaranthus retroflexus Phillipson 1915-7-16 Los Angeles Monrovia. Comment
  SD107806  Amblyopappus pusillus unknown Unknown Los Angeles San Clemente Island; in grassland at base of canyon 1.5 miles north of Eel Point. 29 Comment
  CAS-BOT-BC133199  Ambrosia acanthicarpa Dan S. Cooper 2010-6-13 610 -66 Los Angeles Western Transverse Range; eastern Santa Monica Mtns.: Forest Lawn Drive west of Griffith Park 155 Comment
  UC303986  Ambrosia chamissonis S. B. Parish 1918-6-5 11872 Los Angeles dunes Playa del Rey Comment
  LA31646  Ambrosia psilostachya Peter H. Raven; 1959-11-7 14733 Los Angeles 182 Comment
  UCR100429  Ambrosia psilostachya Scott D. White 1997-11-5 6019 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  UCR109690  Ambrosia psilostachya R. D. Goeden, Don W. Ricker 1969-9-11 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo at San Gabriel Blvd., near Whittier Narrows Dam and Hwy 19 61 Comment
  SFV3054  Amsinckia douglasiana P. G. Kilburn 1958-4-11 706 Los Angeles Santa Susana Mountains Oat Mountain, north slope ravine. Roadside. 945 Comment
  LA81963  Amsinckia intermedia O. H. Kappler; 1940-5-19 14 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCD119700  Amsinckia intermedia Lisa J. Seemann 1993-4-2 s.n. Los Angeles Carrizo Plains Natural Area, ca. 20 mi. on Soda Lake Rd. from CA Hwy 166, at the KCL campsite. Comment
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Apr 9 2019
  UCR143139  Amsinckia intermedia Steve Boyd, Lauren Raz 1997-3-25 9274 Los Angeles Liebre Mountains Region, Knapp Ranch area at upper end of Castaic Creek drainage in valley at head of Cienega Canyon, south of Liebre Mountain,, just NE of ranch compound 1061 Comment
  UCR269885  Amsinckia intermedia Jeremiah George 2015-4-10 415- 09 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  SEINET12519158  Amsinckia intermedia Tim Ross, Elizabeth Kellogg 1992-1 6141 Los Angeles San Clemente Island; NW part of the island; coastal terrace in the vicinity of Darter (340 degrees NNW, 1140m distant from 199'BM near Flasher; 250m NNW of the shifting sands.) 18 Comment
  SD234333  Amsinckia tessellata A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26120 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, E of and above Lake Hughes Rd;, near Castaic Lake dam (Warm Springs Mtn 7.5'Q) 487 Comment
  UCR186979  Amsinckia tessellata var. gloriosa A. C. Sanders 2006-4-10 32006 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
  HSC17840  Anagallis arvensis C. S. Apperson 21 Jun [year missing] Los Angeles Newhall Ranger Station Comment
  UCR86833  Anagallis arvensis Scott D. White 1995-4-27 2960 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
  RSA465144  Anagallis arvensis E. S. Spalding 1923-3-16 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  UCR192594  Ancistrocarphus filagineus A. C. Sanders 2008-4-10 34837 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  SEINET7595073 Image available Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1949-1 6755 Los Angeles San Gabriel Mtns.; North Fork San Gabriel River, near Bichota canyon 686 Comment
  CAS-BOT-BC400326  Anemopsis californica Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  POM307210  Anemopsis californica Henry J. Ramsey, Henry J. Ramsey 1937-6-24 2060 Los Angeles Big Pines, Palmdale Road. Comment
  POM11579  Anisocoma acaulis Philip A. Munz 1921-6-18 4583 Los Angeles San Antonio Mountains, head of Swartout Valley. 2072 Comment
  RSA679930  Anisocoma acaulis LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie L. Soza 2003-5-23 940 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
  UC54140  Anisocoma acaulis H. M. Hall May 1 1902-May 3 1902 3075 Los Angeles vicinity of Elizabeth Lake; Antelope Valley 1066 Comment
  RSA771591  Antennaria dimorpha R. G. Swinney 2009-5-28 10976 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA416830  Anthemis cotula L. E. Hoffman s.n. Los Angeles Arroyo Seco Canyon. Comment
  RSA601118  Anthemis cotula L. C. Wheeler 1967-6-26 9910 Los Angeles San Gabriel Mountains : Placerita Canyon; ca. 1/4 mile E of highway 457 Comment
  RSA425777  Antirrhinum coulterianum Thekla Mohr 1897-05 3371 Los Angeles Sierra Madra Comment
  RSA582798  Antirrhinum multiflorum Tim S. Ross, Steve D. Boyd 1993-5-23 7286 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  UCR281441  Antirrhinum nuttallianum subsp. subsessile Mitch Provance 2017-6-30 617- 29 30 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
  SBBG12407  Antirrhinum nuttallianum subsp. subsessile P. H. Raven 1962-4-12 17325 Los Angeles near foot of cyn S of cyn below the Tomb 137 Comment
  SBBG131649  Aphanes occidentalis S. A. Junak 1999-5-8 SCa 924 Los Angeles Escondido Cyn, ca. 0.35 mi above reservoir 152 Comment
  SBBG13297  Apiastrum angustifolium M. A. Piehl 1962-6-9 63244 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR272840  Apocynum cannabinum R. G. Swinney 2011-6-1 14936 B Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA589228  Apocynum cannabinum T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2912 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  RSA639146  Arabis glabra var. glabra L. C. Wheeler 1973-7-15 s.n. Los Angeles Doe Flat; Graveyard Canyon. Comment
  UCR1511  Arabis pulchra W. R. Moberly 1962-4-21 620421- 02 Los Angeles San Gabriel Mtns., Blue Ridge pull-out 1982 Comment
  RSA617478  Arabis pulchra var. pulchra Scott D. White, Pam De Vries 1998-6-23 6772 B Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon 549 Comment
  RSA638925  Arceuthobium californicum Louis C. Wheeler 1946-8-25 6243 Los Angeles San Gabriel Mountains: Ridge at southerly end of Crystal Lake. Comment
  RSA228911  Arceuthobium campylopodum Robert F. Thorne 1971-8-25 41323 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  UCR141847  Arceuthobium divaricatum R. G. Swinney 1997-9-6 5864 Los Angeles San Gabriel Mtns., Forest Service Rd 4N06 (up Mescal Cyn), 2.6 mi N of Big Pines Rd. About 10 mi west of FS Rd. 75 meters south of only point where stream crosses road. 1585 Comment
  SBBG39160  Arctostaphylos catalinae M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  RSA626715  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20209 Los Angeles Angeles Crest Highway, above Switzers. 1070 Comment
  POM367378  Arctostaphylos glandulosa subsp. gabrielensis Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  RSA629099  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20242 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  LA33460  Arctostaphylos glandulosa subsp. mollis Peter H. Raven; 1959-3-8 13840 Los Angeles Santa Monica Mountains, Mulholland Drive [Hwy] 7.6 mi W of Topanga Canyon 365 Comment
  RSA626777  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1993-11-15 25168 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  RSA642684  Arctostaphylos glandulosa subsp. mollis Orlando Mistretta 1992-7-13 724 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  CAS-BOT-BC39308  Arctostaphylos glauca LeRoy Abrams; E. A. McGregor 1908-7-5 670 Los Angeles San Gabriel Mountains, Lone Pine Canyon 1066 Comment
  CAS-BOT-BC39342  Arctostaphylos glauca Ernest C. Twisselmann 1959-6-2 5339 Los Angeles Old Ridge Route, 2.2 miles south of Sandberg's Lodge. 1203 Comment
  RSA367293  Arctostaphylos glauca C. R. Parks 1963-2-16 140 Los Angeles At Smith Mountain saddle along upper Bear Creek Trail just west of Crystal Lake 1463 Comment
  RSA631415  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15615 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  UCR276827  Arctostaphylos glauca R. G. Swinney 2010-5-21 12873 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA631707  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15937 Los Angeles North of Castaic Lake. 1000 Comment
  UC1745910  Arctostaphylos parryana Annetta M. Carter, Arthur Carter 1935-9-12 974 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  SBBG60036  Arctostaphylos parryana subsp. parryana R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA634691  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20343 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634692  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20331 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634765  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20607 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634810  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20457 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA634899  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20302 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA635176  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20560 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA729316  Arctostaphylos patula R. G. Swinney 1998-7-2 6227 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA0005599  Arenaria kuschei J. Aug Kusche 1929-7-12 s.n. Los Angeles Forest Camp, Mohave Desert. Comment
  UCR205856  Arenaria macradenia R. G. Swinney 2008-5-8 8805 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  CAS-BOT-BC174072  Arenaria paludicola Davidson; Greata 1900-8-26 s.n. Los Angeles Cienega Comment
  RSA660416  Argemone munita Orlando Mistretta 1992-5-21 387 Los Angeles Right Star Mine, S of Acton. Comment
  UCR147837  Argemone munita subsp. rotundata L. C. Wheeler 1953-9-12 7049 Los Angeles San Gabriel Mountains, San Gabriel Mountains: Blue Ridge near Grassy Hollow Comment
  POM11880  Aristida ternipes var. hamulosa Joseph Clemens 1922-6-10 s.n. Los Angeles Behind Occidental College Comment
  CATA1898  Artemisia californica Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  RSA417237  Artemisia californica Larry E. DeBuhr, Gary D. Wallace 1972-9-3 713 Los Angeles San Clemente Island. Horse Canyon west of Thirst Pk. 488 Comment
  CAS-BOT-BC90337  Artemisia douglasiana Grant 1898-3-24 1856 Los Angeles Lincoln Park Comment
  LA200157  Artemisia douglasiana T. A. Geissman; 1966-10-15 TAG 101566 ADM Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 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
  SDSU141  Arthrocnemum subterminale R. M. Beauchamp 1967-1-27 113 Los Angeles Growing on cliff above rocky shoreline east of Wilson Cove area. San Clemente Island. Comment
  RSA0059642  Arthrocnemum subterminale Robert Gustafson 1980-8-29 1891 Los Angeles Ballona Wetlands, Area 1. Confined to the western part of Area 1. Comment
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Jul 2 2020
  OBI35057  Arundo donax Eric Wise 1983-10-21 1847 Los Angeles Growing alongside Hwy 1, 0.9 mi S of Decker Cyn rd in the Broad Beach area of Malibu, CA. Growing on W side of the hwy Comment
  SEINET11262205  Asclepias fascicularis Timothy S. Ross, Steve Boyd 1994-9-21 8344 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 100 m W of the Cow spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  UCR180336  Asclepias fascicularis Scott D. White, Andrea Warniment 2006-7-7 11620 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
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Mar 8 2008
  RSA0104713  Asclepias vestita R. G. Swinney 1999-6-5 7248 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  RSA367400  Asphodelus fistulosus Fay A. MacFadden 1934-4-5 12483 Los Angeles Culver City. Comment
  UC1063755  Aspidotis californica Jerome S. Horton 1936-4-2 266 Los Angeles trail to flumes San Dimas Canyon; Pomona Quadrangle, San Dimas Watershed 609 Comment
  RSA417670  Aster greatae Geo L. Moxley 1914-9-6 274 Los Angeles Little Bear Canyon; San Gabriel Mts. Comment
  UCR223264  Aster greatae R. G. Swinney 2009-8-19 11449 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  POM187688  Aster subulatus var. ligulatus Joseph A. Ewan 1931-10-24 5263 Los Angeles N shore Malibu Lake. Comment
  CLARK-A1528-4913  Astragalus bicristatus John C. Roos 1937-5-31 491 Los Angeles San Gabriel Mountains Comment
  RSA729301  Astragalus bicristatus R. G. Swinney 1998-7-2 6208 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR154360  Astragalus didymocarpus A. C. Sanders 2005-5-5 29906 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road at NE end of mesa 640 Comment
  RSA498291  Astragalus gambelianus Freda Detmers 1929-4-14 s.n Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  SD90566  Astragalus miguelensis Robert F. Thorne 1973-4-11 42877 Los Angeles San Clemente Island, dunes near Flasher, NW part of island 3 Comment
  SEINET3132580  Astragalus tener var. titi Unknown 1903-1 Los Angeles Comment
  CAS-BOT-BC194034  Astragalus trichopodus var. lonchus Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7400 A Los Angeles Rancho Palos Verdes, un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive, San Pedro 7.5', Palos Verdes Peninsula 164 Comment
  SBBG18739  Astragalus trichopodus var. lonchus E. R. Blakley 1961-9-24 4783 Los Angeles Little Springs Cyn 15 Comment
  SBBG18418  Astragalus trichopodus var. phoxus E. R. Blakley 1963-4-28 5609 Los Angeles Elizabeth Cyn, 4.5 mi NE of Hwy 99 396 Comment
  LA32257  Athysanus pusillus Peter H. Raven; Henry J. Thompson 1959-4-3 13925 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  UC1980259  Atriplex R. E. Riefner Jr. 2006-7-8 06 -286 Los Angeles City of Malibu, Malibu Lagoon W side of Pacific Coast Hwy. Comment
  RSA751514  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 1 -38 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  CDA31250  Atriplex californica M. O'Brien 2010-5-16 s.n. Los Angeles Santa Monica Mountains; El Matador State Beach. 15 Comment
  UC284142  Atriplex californica P. A. Munz 1923-4-8 6616 Los Angeles San Clemente Island Comment
  UC1605520  Atriplex californica F. R. Fosberg 1973-11-15 55242 Los Angeles along sw coast on ledges at top cliffs (Seal Cove, San Clemente Island); San Clemente Island, Seal Cove Comment
  CAS-BOT-BC170021  Atriplex confertifolia Roxana S. Ferris 1918-6-12 900 Los Angeles In desert road between Oban and Lancaster Comment
  CLARK-A1528-2525  Atriplex lentiformis subsp. breweri John C. Roos 1948-9-15 Los Angeles Santa Monica Comment
  UC56074  Atriplex leucophylla J. H. Barber 1898-8-3 Los Angeles Santa Monica Beach Comment
  LA210079  Atriplex nummularia Philip A. Munz; 1932-8-31 12817 Los Angeles Playa del Rey Comment
  JEPS59400  Atriplex phyllostegia W. L. Jepson 1935-4-17 17027 a Los Angeles half mi from Lancaster (w Mohave Desert); west Mohave Desert, <near> Lancaster 716 Comment
  RSA184496  Atriplex semibaccata P. A. Munz 1932-8-31 12820 Los Angeles Playa del Rey. Comment
  CAS-BOT-BC176587  Atriplex serenana var. davidsonii Le Roy Abrams 1899-4-1 206 Los Angeles Mesmer Comment
  CAS-BOT-BC176747  Atriplex serenana var. serenana Geo. B. Grant 1901-4-21 s.n. Los Angeles Los Angeles Comment
  CATA2075  Atriplex suberecta Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2535 Los Angeles Santa Catalina Island: Reservoir above Cottonwood Canyon 182 Comment
  SD69602  Atriplex triangularis Robert F. Thorne, P. Everett 1965-6-24 35044 Los Angeles Santa Catalina Island; flat area behind sandy beach at Shark Harbor, west side of island. 7 Comment
  RSA358187  Atriplex watsonii R. F. Thorne 1973-09 44719 Los Angeles Santa Catalina Island, small salina at base of Ballast Pt. in Catalina Harbor. Comment
  RSA65346  Atriplex watsonii F. W. Peirson 1923-4-11 3462 Los Angeles In canyon below farm buildings at Eagle Ranch, San Clemente Island Comment
  SD90505  Avena barbata Robert F. Thorne 1966-4-17 36145 Los Angeles San Clemente Island, near Lemon Tank, south of Nanny, northeast side of island. 305 Comment
  CATA603  Avena fatua Mark L. Hoefs 1991-4-7 1049 Los Angeles Santa Catalina Island: Divide Road, above Avalon Canyon 277 Comment
  CATA673  Avena fatua Mark L. Hoefs 1991-4-23 1164 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  PASA637  Avena fatua Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA385386  Avena fatua Joseph A. Ewan 1933-5-13 10935 Los Angeles Los Angeles. Comment
  SEINET10514060  Avena fatua H. Lewis 1941-3-19 Lewis s.n. Los Angeles Faculty hill, ucla campus. Comment
  UCR145471  Azolla filiculoides L. C. Wheeler 1933-7-15 1941 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 122 Comment
  CAS-BOT-BC53696  Azolla filiculoides Peter Raven 1962-5-22 17853 Los Angeles Channel Islands, Santa Catalina Island - Middle Creek about 1 mile below Ranch. Comment
  SFV20871  Baccharis pilularis L. 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. Near road. 412 Comment
  UCR277116  Baccharis pilularis R. G. Swinney 2010-10-5 13986 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  CHSC3738  Baccharis salicifolia Susie Boergadine 1966-5-12 Los Angeles San Raphael Mts. 213 Comment
  SD51928  Baccharis salicifolia Peter H. Raven 1962-5-8 17629 Los Angeles San Clemente Island; dunes on wester side, 0.3 miles from the ocean, opposite Wilson Cove. 10 Comment
  SFV3747  Baccharis salicifolia P. G. Kilburn 1958-4-18 755 Los Angeles Solemint Canyon. Cottonwood Campground, 40 miles northeast of Los Angeles. Comment
  UC566707  Baileya pleniradiata H. L. Mason 1926-4-27 3064 Los Angeles 30 mi w of Victorville Comment
  RSA0073273  Barbarea orthoceras Bonnie C. Templeton 1932-5-31 4848 Los Angeles Big Pines Camp. Moist meadows below Ameteur Ski Jump. Comment
  RSA792777  Berberis nevinii Justin M. Wood 2009-3-24 389 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  UCR127383  Berula erecta A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25524 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  RSA226132  Berula erecta R. F. Thorne 1971-6-17 39883 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  RSA279064  Bidens pilosa var. pilosa R. F. Thorne, C. W. Tilforth 1971-4-9 41530 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  RSA92408  Bidens pilosa var. pilosa F. W. Peirson 1919-12-20 4236 Los Angeles foot of Eaton Canyon at bridge, base of San Gabriel Mts. Comment
  LA21887  Bloomeria crocea Carl Epling; 1926-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  LA21890  Bloomeria crocea A. Handsheigel; June 1925 sn Los Angeles 259 Comment
  UC1133855  Bloomeria crocea A. D. Gifford 1934-4-23 159 Los Angeles 2 mi. n.e. Castro Peak; Triunfo Pass Quad. Comment
  POM214301  Bloomeria crocea var. crocea L. C. Wheeler 1932-4-30 672 Los Angeles Near UCLA campus, W. Los Angeles. 137 Comment
  RSA601555  Bloomeria crocea var. crocea L. C. Wheeler 1967-6-15 9829 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. 373 Comment
  RSA0128748  Boechera californica Scott D. White, Dave Bramlet 1998-6-29 6821 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
  RSA629685  Boechera californica Scott D. White, Dave Bramlet 1998-8-11 7031 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UC1595393  Boechera californica Tim Ross and Peter Fritsch 1990-6-20 3680 Los Angeles ridgetop between West Fork of San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  CAS-BOT-BC14585  Boechera pulchra Alice Eastwood; John Thomas Howell 1937-4-26 3968 Los Angeles Near Palmdale. Comment
  RSA0129392  Boechera xylopoda R. G. Swinney 1998-6-12 6961 Los Angeles San Gabriel Mtns.: 3 miles west of Pinion Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek. 1378 Comment
  SBBG59230  Bolboschoenus maritimus subsp. paludosus R. Hoffmann 1927-8-31 Los Angeles near lake, Palmdale Comment
  RSA452000  Bowlesia incana L. C. Wheeler 1931-3-3 s.n. Los Angeles San Dimas: Puddingstone Dam, San Jose Hills. 305 Comment
  RSA584293  Boykinia rotundifolia T. S. Ross, Orlando Mistretta 1993-5-27 7338 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  SBBG40945  Brachypodium distachyon P. H. Raven 1962-5-20 Los Angeles above Pebbly Beach 60 Comment
  SD53047  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles Santa Catalina Island, above Emerald Bay. 121 Comment
  UCD57087  Brachypodium distachyon Robert F. Thorne; P. Everett 1965-5-11 34532 Los Angeles Santa Catalina Island. E side of Catalina Harbor. 45 Comment
  UCR177562  Brassica fruticulosa LeRoy Gross 2006-1-18 2442 Los Angeles Coastal Plains and Basins; San Gabriel Valley, Rancho Santa Ana Botanic Garden [Claremont]. Northwest section of the plant communities, just south of Dr. Thorne's boojum tree (Idria columnaris) 412 Comment
  SEINET10970562  Brassica nigra David B. Dunn 1971-8-12 Dunn 18354 Los Angeles Cultivated plant at 316 ave 50 in highland park. Comment
  RSA482933  Brassica rapa Percy Allen 1931-3-6 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  POM250535  Brassica rapa I. W. Clokey, E. G. Anderson 1930-3-11 5321 Los Angeles San Gabriel Canyon. Comment
  RSA482914  Brassica rapa Howard Mullins 1931-3-19 s.n. Los Angeles Los Angeles. Comment
  RSA482926  Brassica rapa Robert M. Perkins 1935-3-20 s.n. Los Angeles Los Angeles. Comment
  UCSB72620  Brassica rapa Gross, LeRoy 2006-1-28 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest tip of the Verdugo Range, just east of Hansen Dam. West side of Wentvvorth Street, north of Stonehurst Ave 305 Comment
  UCR41733  Brassica tournefortii G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  JEPS18578  Brickellia californica Frank W. Peirson 1918-10-21 221 a Los Angeles West Fork San Gabriel River San Gabriel Mountains, West Fork San Gabriel River 1066 Comment
  POM351118  Brickellia californica Samuel R. Tyson 1942-10-30 s.n. Los Angeles San Dimas Canyon. 457 Comment
  UCR271608  Brickellia nevinii R. G. Swinney 2011-11-3 16000 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  RSA0021440  Brodiaea capitata Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  POM1674  Brodiaea jolonensis O. W. Robinson 1946-5-7 s.n. Los Angeles Johnson s Pasture. Comment
  LA22002  Brodiaea jolonensis Martha Hilend; 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SEINET6845727  Bromus anomalus F. A. MacFadden 1931-4-11 10120 Los Angeles San Fransquito Canyon. Comment
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Aug 24 2018
  RSA133407  Bromus carinatus P. H. Raven 1959-5-3 14061 Los Angeles Santa Monica Mountains. Mulholland Drive near Beverly Glen Boulevard, (34?N; 118-119?W) 381 Comment
  RSA534149  Bromus carinatus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5070 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA714791  Bromus carinatus A. C. Sanders 2003-5-26 26848 Los Angeles San Gabriel Valley: long abandoned gravel pit on the 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. 159 Comment
  SBBG56591  Bromus carinatus R. Hoffmann 1931-5-4 Los Angeles north Bouquet Cyn Comment
  UCR223781  Bromus carinatus R. G. Swinney 2009-6-17 11162 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  UCR65256  Bromus carinatus F. R. Fosberg 1931-4-14 S- 04608 Los Angeles Channel Islands, Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  RSA0093462  Bromus carinatus var. carinatus Richard G. Swinney 2011-6-7 15063 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  CATA1139  Bromus diandrus Mark L. Hoefs 1995-5-23 2129 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  POM158021  Bromus diandrus M. B. Dunkle 1928-3-31 1787 Los Angeles Santa Catalina Island. Cottonwood Canyon. 152 Comment
  SEINET14410017  Bromus diandrus R. F. Thorne 1971-1 41473 Los Angeles San Gabriel Mts., Angeles National Forest, NE of Chantry Flats, along Santa Anita Creek 548 Comment
  CAS-BOT-BC155580  Bromus grandis Geo. B. Grant 1906-6-10 s.n. Los Angeles Mount Lowe. Pasadena. 1524 Comment
  RSA706553  Bromus grandis LeRoy Gross 2005-6-23 2381 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1458 Comment
  RSA0088421  Bromus hordeaceus R. G. Swinney 2010-2-27 11759 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  SBBG38836  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles Pyramid Cove Comment
  UCSB339  Bromus hordeaceus B., K. 1943-3-31 Los Angeles Lysimeters at Tanbark Flat, San Dimas Experimental Forest; San Gabriel Mtns 822 Comment
  CATA1182  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-5-30 2183 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  RSA522339  Bromus pseudolaevipes Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4023 Los Angeles San Gabriel Mountans: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Westerly drainage that meets Tie Canyon. 1524 Comment
  UC121250  Bromus pseudolaevipes T. S. Brandegee 1890-5-16 62 Los Angeles Santa Catalina Island Comment
  SBBG56643  Bromus tectorum R. Hoffmann 1929-5-21 Los Angeles border of Hughes Lake Comment
  UC934039  Bromus tectorum H. L. Cogswell 1951-5-31 105 Los Angeles 1 1/4 mi w, 1/5 mi s of Camp Baldy (San Gabriel Mountains); San Gabriel Mountains 1348 Comment
  UCR223349  Bromus tectorum R. G. Swinney 2009-7-29 11428 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR223554  Bromus tectorum R. G. Swinney 2009-6-2 10996 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  LA201004  Bromus tectorum Carl Wishner; 1986-4-1 1153 Los Angeles 15 Comment
  LA200784  Calandrinia breweri Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA251439  Calandrinia maritima R. F. Thorne 1966-4-16 36043 Los Angeles San Clemente Island: c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  SBBG132073  Calandrinia menziesii S. A. Junak, B. Collins 1991-4-25 SCI 218 Los Angeles near site of Middle Ranch ruins, just N of rd of Middle Ranch Cyn Comment
  CAS-BOT-BC487468  Calochortus albus Joseph Andorfer Ewan 1933-7-4 7860 Los Angeles E Fork Santa Anita Canyon; San Gabriel Mts. 1066 Comment
  RSA377294  Calochortus catalinae E. Crow 1929-3-17 1925 Los Angeles Hills 2 miles east of Glendora. Comment
  RSA377306  Calochortus catalinae M. B. Dunkle 1933-4-19 3324 Los Angeles Palos Verde Hills. Comment
  RSA377311  Calochortus catalinae Richard C. Barkelew 1929-4-7 s.n. Los Angeles Mulholland Highway Comment
  RSA377312  Calochortus catalinae Ella M. Kennedy, S. Spalding 1923-4-2 s.n. Los Angeles Glendora Comment
  RSA562419  Calochortus catalinae D. E. Bramlet 1993-4-15 2313 Los Angeles Puente Hills, NE of Pomona peak. W of intersection Pomona Freeway and Chino Hills Parkway 381 Comment
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Dec 26 2010
  IRVC27979  Calochortus clavatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26132 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
  RSA0045433  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -014 Los Angeles Western Transverse Ranges; Sierra Pelona Range Region off Bouquet Canyon Road, south of Bouquet Canyon Reservoir. 792 Comment
  RSA744216  Calochortus simulans Jorge Ochoa, Leon Boroditsky 2009-5-1 1 Los Angeles Santa Susanna Mountains. Stetson Ranch. Hill over SW of park, above riding arena. On NW side of hill, N of telephone poles and electric lines. 30 ft N of pole #777343E. 120 ft N of Marie Feinberg plaque for the rim of the valley trail. 455 Comment
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Jun 23 2010
  JEPS61715  Calochortus splendens Frank W. Peirson 1922-6-4 3089 Los Angeles Soledad Canyon San Gabriel Mountains 457 Comment
  POM246449  Calochortus splendens F. R. Fosberg 1931-4-23 S- 4690 Los Angeles SE slopes of Black Jack Mountain, Santa Catalina Island 350 Comment
  CAS-BOT-BC493415  Calochortus splendens F. A. M. 1936-5-1 14609 Los Angeles Herbarium of Fay A. MacFadden, Puddingstone Dam Comment
  SEINET12044550  Calochortus splendens F. R. Fosberg 1931-1 54690 Los Angeles Santa Catalina Island, SE slopes of Black Jack Mt 350 Comment
  JEPS85105 Image available Calochortus venustus Roy E. Buck and Rexford Palmer 1989-4-27 1215 Los Angeles 7 air km nw Castaic (2.8 air km se of Townsend Pk summit, betw lanes of Interstate 5 near nw end of crossover sect, +/- on ridge betw Violin Canyon & large cyn to ne) 640 Comment
  SBBG57810  Calochortus venustus R. Hoffmann 1925-5-17 Los Angeles Ridge Route (US Hwy 99) Comment
  RSA736004  Calochortus weedii var. intermedius Scott D. White, Justin M. Wood 2008-6-4 12056 Los Angeles Puente Hills NW of Turnbull Canyon. SCE powerline corridor at tower 27 and adjacent access road. 348 Comment
  UCR220256  Calyptridium monandrum R. G. Swinney 2009-4-28 10508 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA749844  Calystegia macrostegia D. Bramlet 2008-3-26 4121 Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
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Nov 2 2018
  CHSC26333  Calystegia macrostegia subsp. arida Barry White 1969-5-23 153 Los Angeles Ca 3 miles NE of Duarte in Fish Canyon in San Gabriel Mtns. 304 Comment
  SDSU5664  Calystegia macrostegia subsp. cyclostegia Gerald Collier 1951-3-16 M 357 Los Angeles Faculty Hill. 1/4 mile west from UCLA campus. Comment
  LA103309  Calystegia macrostegia subsp. intermedia Barry A. Prigge; 1986-3-19 6924 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 22 Comment
  RSA394907  Calystegia macrostegia subsp. intermedia Gale Sphon 1955-3-4 s.n. Los Angeles Mulholland Drive, Los Angeles. Comment
  RSA187861  Calystegia macrostegia subsp. macrostegia R. F. Thorne 1966-4-28 36206 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  UCR223536  Calystegia occidentalis subsp. fulcrata R. G. Swinney 2009-5-27 10906 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  RSA702966  Calystegia peirsonii Scott D. White, Pam DeVries 2004-5-18 10443 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
  RSA746575  Calystegia peirsonii R. G. Swinney 2008-5-13 8853 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. (Lat/Long +/- 1000m) 1293 Comment
  SEINET8495306  Calystegia peirsonii D. W. Taylor 2002-5-1 18028 Los Angeles Sierra Pelona, hillslopes flanking Anaverde Valley (4 air miles SW of Palmdale), under electrical transmission lines. Ritter Ridge 7.5' USGS quadrangle 1067 Comment
  CAS-BOT-BC215911  Calystegia peirsonii Timothy S. Ross; Steve Boyd 1994-5-24 7851 Los Angeles North slopes draining toward Elizabeth Lake, south slopes toward Green Valley, Northeast summit of Grass Mountain, Liebre Mountains 1389 Comment
  RSA584030  Camissonia Tim S. Ross, Steve D. Boyd 1990-5-29 2698 Los Angeles San Gabriel Mountains. Big Rock Creek. Vicinity of an old, destroyed homestead on the W side of the riparian strip, just upstream from the Gaging Station. 1239 Comment
  UCR205681  Camissonia bistorta A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36917 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  RSA709414  Camissonia boothii A. C. Sanders 2005-5-5 29883 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  RSA128268  Camissonia californica H. J. Thompson 1959-4-12 1930 Los Angeles Santa Monica Mountains. Roadcut in 6-month old burned area, 2 miles west of Las Virgenes Road, Mulholland Highway. 305 Comment
  RSA158211  Camissonia cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-5-8 17627 Los Angeles On dunes on western side of island opposite Wilson Cove, San Clemente Island. 30 Comment
  RSA454030  Camissonia cheiranthifolia subsp. suffruticosa Dorothy Nichols 1936-4-1 s.n. Los Angeles El Segundo. Comment
  RSA449016  Camissonia confusa Robin S. Collins 1973-4-30 250 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Cyn. 609 Comment
  POM159461  Camissonia hirtella Thomas Craig 1927-6-19 480 Los Angeles Between Acton and Ravenna, Soledad Canyon. 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
  RSA449002  Camissonia hirtella Ralph Hoffmann 1930-6-6 s.n. Los Angeles Piru Creek. Comment
  POM11356  Camissonia micrantha E. Robinson 1921-6-2 93 Los Angeles Between Claremont and Upland. Comment
  RSA449024  Camissonia micrantha Louis C. Wheeler 1934-4-24 2543 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA570037  Camissonia micrantha Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4893 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  SDSU3383  Camissonia micrantha H. Wedberg 1957-4-1 13 Los Angeles In coastal sage on Point Dume. Comment
  UCR222792  Camissonia pallida R. G. Swinney 2009-5-12 10745 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  RSA449229  Camissonia pallida subsp. pallida Christopher Davidson 1973-4-1 1888 Los Angeles 1 mi south of Littlerock. 762 Comment
  RSA585373  Camissonia pallida subsp. pallida Tim S. Ross 1991-4-27 4658 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
  RSA587463  Camissonia strigulosa Orlando Mistretta 1995-4-11 1620 Los Angeles San Gabriel Mountains. Santiago Canyon. Canyon and slopes draining W slopes of Santiago canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1113 Comment
  RSA596015  Camissonia strigulosa Tim S. Ross, J. Mark Porter 1995-5-4 8457 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC450975  Camissonia strigulosa Fay A. Macfadden 1931-3-15 42 E Los Angeles Tuna Canyon Verdugo Hills Comment
  OBI70945  Camissoniopsis bistorta Steve Boyd, Lauren Raz 1997-3-25 9271 Los Angeles Liebre Mts Region. Knapp Ranch area at upper end of Castaic crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre Mtn, flats and slopes just NE of ranch compound 1061 Comment
  UC635406  Camissoniopsis bistorta Margaret Stason 1927-3-13 Los Angeles arroyo Pasadena Comment
  LA200693  Camissoniopsis cheiranthifolia subsp. suffruticosa Flora Murray Scott; May 1926 sn Los Angeles Santa Monica Mountains, Malibu Ranch Comment
  UCR273298  Camissoniopsis confusa R. G. Swinney 2011-5-10 14648 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Ecology Loop Trail from Nature Center to 0.65 miles to the east 488 Comment
  UC20489  Camissoniopsis hirtella Harley P. Chandler 1897-4-7 Los Angeles foothills Claremont 701 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
  RSA530913  Cannabis sativa Alex Krichef 1969-5-24 s.n. Los Angeles Growing in vacant lot in Hollywood Hills. Comment
  UC10289  Capsella bursa-pastoris W. H. Brewer 1861-2-9 172 Los Angeles Los Angeles 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
  UCR200210  Cardamine oligosperma Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 882 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  CATA1481  Carduus pycnocephalus Mark L. Hoefs, Steven A. Junak 1996-4-30 2682 Los Angeles Santa Catalina Island: By road past Parson's Junction, toward west end, just before Starlight Beach 152 Comment
  RSA573455  Carduus pycnocephalus Timothy S. Ross 1992-6-15 6554 Los Angeles Whittier Hills (W extremity of Puente Hills): upper end of Turnbull Canyon. 305 Comment
  UCR182702  Carex R. G. Swinney 1997-8-6 5768 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
Read comments
Sep 12 2018
  CAS-BOT-BC17661  Carex alma Robert F. Thorne; C. W. Tilforth 1971-6-30 40836 Los Angeles Angeles National Forest. San Gabriel Mountains. 3.3 miles below Alder Saddle along and above S Fork of Little Rock Creek 1432 Comment
  CAS-BOT-BC17679  Carex alma Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8111 Los Angeles Liebre Mountains. Tributaray of Clearwater Canyon: 847 Comment
  RSA364582  Carex alma Anstruther Davidson 1906-6-1 1487 Los Angeles Big Rock Creek Comment
  RSA585698  Carex alma Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3001 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA630263  Carex alma Scott D. White, David E. Bramlet 1998-8-11 7028 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  SEINET3897004  Carex alma Scott D. White, Brian Leatherman 1997-1-21 6060 Los Angeles Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). USGS Agua Dulce quad.; 0 640 Comment
  RSA0127510  Carex alma Louis C. Wheeler 1967-7-18 10096 Los Angeles Yerba Buena Spring, Gold Creek of Little Tujunga [Canyon]. 1189 Comment
  RSA720400  Carex aurea R. G. Swinney 1997-7-23 5736 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  SEINET7559359 Image available Carex fracta Louis C. Wheeler 1967-8-2 10299 Los Angeles San Gabriel Mountains, Sheep Camp Spring, W slope Mt Pacifico. 1951 Comment
  RSA775951  Carex multicaulis Orlando Mistretta, Christine Mistretta 2010-6-23 5342 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  CAS-BOT-BC117938  Carex schottii George Bernard Grant 1901-5-1 3867 Los Angeles Oak Knoll Comment
  RSA607209  Carex senta L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground vicinity. 1220 Comment
  RSA225721  Carex senta Robert F. Thorne, A. C. Gibson 1971-5-22 39770 Los Angeles Angeles National Forest; Fish Canyon 396 Comment
  CATA1448  Carpobrotus edulis Mark L. Hoefs, Robert F. Thorne 1996-4-6 2612 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  LA103311  Carpobrotus edulis Barry A. Prigge; 1986-3-19 6939 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy Comment
  RSA425860  Castilleja affinis Geo. C. Johnstone 1925-3-8 s.n. Los Angeles Catalina Island. Comment
  RSA128259  Castilleja affinis H. J. Thompson 1959-3-27 1875 Los Angeles 0.5 mile from Coast Highway on Rambla Pacifica Road, Las Flores Canyon. Santa Monica Mountains. 61 Comment
  RSA757200  Castilleja affinis subsp. affinis Orlando Mistretta, Christine Mistretta 2008-4-7 2356 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
  JEPS57316  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-12 1863 Los Angeles at the mouth of Big Sycamore Canyon Big Sycamore Canyon Comment
  UCR204927  Castilleja applegatei subsp. martini R. F. Thorne, M. Z. Thorne 1969-7-9 38526 Los Angeles San Gabriel Moutains, just south of Big Meadow, Big Pines 2088 Comment
  RSA595466  Castilleja applegatei subsp. martinii Louis C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  RSA448673  Castilleja applegatei subsp. martinii Francis W. Pennell 1940-6-24 s.n. Los Angeles Pine Mountain, S of Swartout [Swarthout]. 2439 Comment
  SFV3411  Castilleja exserta M. L. Vincent 1963-5-7 346 Los Angeles Santa Susana Mountains Santa Susana Pass at the foot of the pass. 0.25 miles off the road in a meadow. 310 Comment
  JEPS80933  Castilleja foliolosa Reid Moran 1941-3-9 Los Angeles Middle Ranch Channel Islands, Santa Catalina Island 250 Comment
  RSA400550  Castilleja foliolosa N. C. Cooper 1949-4-19 3624 Los Angeles Newhall. 457 Comment
  SD131914  Castilleja gleasoni L. R. Heckard 1971-5-25 2583 Los Angeles Near Horse Flat Campground, northwest of Chilao Flat, San Gabriel Mts. 1707 Comment
  UCR27060  Castilleja gleasoni T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Horse Flat Campground 1768 Comment
  CAS-BOT-BC243786  Castilleja hololeuca Alice Eastwood 1917-7-20 6511 Los Angeles Santa Catalina Island Comment
  JEPS81716  Castilleja linariifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6461 Los Angeles northern base Sawmill Mtn. (in bed of Pine Creek, in San Andreas Rift Zone (fault valley), opposite Forsythe Canyon, Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Sawmill Mtn. 1075 Comment
  RSA579308  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8082 Los Angeles Sheep Camp Spring, 334 degrees and 520m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon 1921 Comment
  UCD123029  Castilleja plagiotoma Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs. 1158 Comment
  CAS-BOT-BC434964  Caulanthus anceps A. C. Sanders 2006-4-28 32223 Los Angeles Transverse Range; Liebre Mtns. Region: 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 1006 Comment
  CAS-BOT-BC40219  Caulanthus lasiophyllus Robert F. Thorne; Arthur Charles Gibson 1971-5-22 39752 Los Angeles San Gabriel Mountains. Angeles National Forest. Fish Canyon. 396 Comment
  SBBG70229  Caulanthus lasiophyllus R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  SBBG17814  Caulanthus lasiophyllus P. H. Raven 1962-5-9 17679 Los Angeles above Mosquito Cove 335 Comment
  RSA66539  Caulanthus major F. W. Peirson 1922-7-5 4179 Los Angeles Le Montaine, peak north of Big Pines. 2134 Comment
  SBBG78559  Ceanothus arboreus F. R. Fosberg 1931-3-23 4326 Los Angeles Hamilton Cyn 60 Comment
  SBBG78568  Ceanothus arboreus F. R. Fosberg 1932-5-6 8126 Los Angeles Big Wash Cyn, Avalon 20 Comment
  JEPS42402  Ceanothus crassifolius Frank W. Peirson 1919-1-19 302 a Los Angeles foot of Rubio Canyon; San Gabriel Mts., foot of Rubio Canyon 548 Comment
  RSA398860  Ceanothus crassifolius Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR126710  Ceanothus crassifolius A. C. Sanders, Mark Elvin 2003-8-7 27150 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  CAS-BOT-BC48878  Ceanothus cuneatus Timothy S. Ross; J. Mark Porter 1995-5-4 8428 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle 585 Comment
  RSA399015  Ceanothus cuneatus M. B. Dunkle 1936-4-9 4718 Los Angeles San Rafael Valley Comment
  SD72254  Ceanothus greggii var. perplexans Jeannette L. Huber 1969-5-25 974 Los Angeles Chilao, 1 mile north of Chilao Fire Station, San Gabriel Mountains 1524 Comment
  RSA164763  Ceanothus greggii var. vestitus Wesley O. Griesel 1963-5-26 797 Los Angeles Between Mile High Ranch and Big Pines 1677 Comment
  CAS-BOT-BC50079  Ceanothus insularis Ezra C. Knopf 1926-3-30 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CAS-BOT-BC51306  Ceanothus leucodermis Mrs. G. Earle Kelly 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  UC1070850  Ceanothus leucodermis R. St. John 1930-2-15 97 Los Angeles Oat Mountain Santa Susana quad. 1066 Comment
  RSA399123  Ceanothus megacarpus Richard C. Barkelew 1929-4-17 s.n. Los Angeles Mulholland Highlands, Los Angeles Comment
  SEINET12209921  Ceanothus megacarpus I. W. Clokey, Templeton, B. 1929-1 4507 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  SBBG32103  Ceanothus megacarpus var. insularis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -177 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  RSA399737  Ceanothus oliganthus Anstruther Davidson 1900-06 s.n. Los Angeles Malibu Canon. Comment
  RSA657448  Ceanothus oliganthus L. Corpening 1979-4-23 1 Los Angeles Verdugo Mountains Region: About 1/2 mile north of intersection of Blanchard Canyon Road and Covert Ave., Tujunga. Feet. Comment
  RSA660402  Ceanothus oliganthus var. oliganthus Orlando Mistretta 1992-6-17 591 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UC1071160  Ceanothus oliganthus var. oliganthus H. A. Jensen 1933-4-10 281 Los Angeles Verdugo Mountain Pasadena quad. 762 Comment
  LA42092  Ceanothus spinosus Harlan Lewis; 1940-2-24 1076 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  UCSB3990  Ceanothus spinosus Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  UCR206446  Ceanothus vestitus R. G. Swinney 2008-6-10 9009 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  UCR270655  Centaurea cyanus R. G. Swinney 2011-6-30 15374 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CHSC95799  Centrostegia thurberi LeRoy Gross 2005-5-3 2246 Los Angeles Transverse Ranges; San Gabriel Mountains region: 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 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  UCD170164  Centrostegia thurberi R. G. Swinney 2009-5-6 10671 Los Angeles Transverse Range; San Gabriel Mtns./ Western Mojave Desert: Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. Palmdale, Juniper Hills, and Pacifico Mtn. 7.5' Quads. 963 Comment
  UCR231910  Centrostegia thurberi Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8064 Los Angeles Mojave Desert, Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N 779 Comment
  CAS-BOT-BC179809  Centrostegia thurberi James L. Reveal 1988-5-16 6776 Los Angeles Portal Ridge N of Elizabeth Lake, 2.1 miles E of Lake Hughes at the Lake Hughes Ropad and 0.8 mile W of Willow Springs Canyon (or Munz Ranch Road, on low hills N of Elizabeth Lake Road County Road N2), at milepost 16.5 1021 Comment
  RSA607606  Cerastium fontanum subsp. vulgare L. C. Wheeler 1966-10-27 9096 Los Angeles San Gabriel Mountains: Rincon Ranger Station. Comment
  RSA533971  Cerastium glomeratum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5178 Los Angeles San Clemente Island: 1100 ft. SSW of Twin Dams, 1450 ft. NNW of Boulder Marker (1859 ) 491 Comment
  POM607  Cercocarpus betuloides C. F. Baker 1904-3-15 4153 Los Angeles Claremont. Comment
  RSA453278  Cercocarpus betuloides Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  LA200811  Cercocarpus betuloides var. betuloides Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4552 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  LA52112  Cercocarpus betuloides var. betuloides A. M. Johnson; 1927-11-11 2702 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UC1127915  Cercocarpus betuloides var. betuloides A. Lewis Jan 1934 248 Los Angeles Angeles National Forest, Lake Hughes Lake Hughes; Angeles National Forest, Lake Hughes 914 Comment
  SBBG21946  Cercocarpus betuloides var. blancheae R. F. Thorne with P. C. Everett 1964-2-6 33295 Los Angeles above Fourth of July Cove 30 Comment
  OBI10205  Cercocarpus montanus var. glaber Robert J. Rodin 1953-5-2 5807 Los Angeles Cyn behind White's Cove Comment
  CAS-BOT-BC279517  Chaenactis artemisiifolia Samuel B. Parish 1887-6-1 1933 Los Angeles Glendale, near Los Angeles Comment
  CAS-BOT-BC279530  Chaenactis artemisiifolia Geo. B. Grant 1904-6-15 166 Los Angeles Pasadena Comment
  SEINET7379759 Image available Chaenactis artemisiifolia J. H. Barber s.n. Los Angeles Santa Monica Forestry Station Comment
  RSA517857  Chaenactis fremontii Steve Boyd 1986-3-30 1509 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA0106733  Chaenactis glabriuscula R. G. Swinney 2011-5-19 14790 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  RSA688842  Chaenactis glabriuscula Scott D. White, Michael Honer 2003-6-11 9536 Los Angeles Liebre Mountains: Tapia Canyon. About 2 air miles east of Interstate 5 jtn. at 'Old Ridge Rt.' 396 Comment
  RSA774865  Chaenactis glabriuscula R. G. Swinney 2009-6-24 11260 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCD130356  Chaenactis glabriuscula A. C. Sanders 2005-5-5 29870 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon. 518 Comment
  CHSC98403  Chaenactis glabriuscula var. glabriuscula LeRoy Gross 2001-5-6 381 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd city of Sun Valley. Sunny open southeast facing slope near ridgetop. Comment
  JEPS34183  Chaenactis glabriuscula var. glabriuscula Samuel B. Parish 1887-6-1 1934 Los Angeles Comment
  UC718348  Chaenactis glabriuscula var. glabriuscula Carl B. Wolf 1936-5-27 Los Angeles 2 mi of Soledad Canyon (Indian Canyon Camp); San Gabriel Mts., Indian Canyon 914 Comment
  UCD130389  Chaenactis glabriuscula var. glabriuscula Wesley O. Griesel 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mountains. 914 Comment
  UCR258946  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-11 12699 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  UCR259774  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-28 12389 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  CAS-BOT-BC277518  Chaenactis glabriuscula var. lanosa Le Roy Abrams 1899-4-1 216 Los Angeles Ballona Harbor Comment
  POM6057  Chaenactis glabriuscula var. lanosa T. Craig 1909-6-5 12 Los Angeles Claremont. Comment
  SBBG65600  Chaenactis santolinoides Anstruther Davidson -Jul-1895 Los Angeles [label without specific locality] Comment
  CAS-BOT-BC277871  Chaenactis stevioides Ernest C. Twisselmann 1966-4-27 12104 Los Angeles Plains 14.1 miles west of El Mirage 822 Comment
  UCSB8767  Chaenactis xantiana Breedlove, Dennis 1962-5-12 Los Angeles Eastern edge of Gorman 1219 Comment
  UCSB33240  Chaenactis xantiana Partsch, M. 1977-5-14 Los Angeles Along Boquet Canyon Road, 2 mi. south of its junction with Elizabeth Lake Road 914 Comment
  UC1746161  Chamaesyce Annetta M. Carter 1946-4-23 1759 Los Angeles Sierra Madre. Crest of first hill on Mt. Wilson Trail. 365 Comment
  RSA432398  Chamaesyce melanadenia Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  RSA604373  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1970-9-11 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, 1/2 mile upstream from Alder Gulch. 1310 Comment
  RSA639768  Cheilanthes covillei Gary D. Wallace 1964-4-18 s.n. Los Angeles [San Gabriel Mountains:] Angeles Crest Hwy. [ Hwy 2] Comment
  RSA527645  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4365 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  SBBG131911  Chenopodium album S. A. Junak 2000-6-30 SCa 1355 Los Angeles upper end of Little Harbor, near camp area, cmpgrd (N end) 7 Comment
  SBBG65291  Chenopodium berlandieri R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  UCR209455  Chenopodium berlandieri R. G. Swinney 2008-10-10 9563 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR272534  Chenopodium berlandieri R. G. Swinney 2011-9-22 15680 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  RSA702158  Chenopodium botrys Michael Honer 2004-6-22 1983 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA799915  Chenopodium californicum Justin M. Wood 2009-3-20 376 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  UCR258838  Chenopodium murale R. G. Swinney 2010-3-16 11918 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UC284219  Chenopodium murale P. A. Munz 1923-4-9 6689 Los Angeles Lemon Tank San Clemente Island Comment
  CAS-BOT-BC184912  Chloris gayana J. C. Roos; A. R. Roos 1950-9-16 4987 Los Angeles Los Angeles. Santa Monica Boulevard at Midvale Avenue. 60 Comment
  SD237387  Chorispora tenella A. C. Sanders 2010-3-30 37708 Los Angeles Mojave Desert: Antelope Valley, east of Lancaster and south of Redman, 90th St. East 0.35 mi. north of Ave H (Alpine Butte 7.5'Q) 726 Comment
  SD60245  Chorizanthe spinosa Ralph Hoffman 1930-5-19 Los Angeles gravelly washes running into southeastern side of Muroc Lake, northwestern Los Angeles County Comment
  UCR265468  Chorizanthe spinosa Jordan Zylstra 2015-6-5 15006 Los Angeles Western Antelope Valley, Tejon Ranch, vicinity of Quail Lake, north of SR-138, east of Cement Plant Road 1015 Comment
  RSA199163  Chorizanthe staticoides Robert F. Thorne, D. Propst 1968-5-29 37686 Los Angeles Santa Catalina Island: central part of Cape Canyon 305 Comment
  RSA392784  Chorizanthe staticoides G. R. Johnstone 1926-4-15 s.n. Los Angeles San Francisquito Canyon. Comment
  RSA562681  Chorizanthe staticoides D. Charlton 1990-4-15 4194 Los Angeles Kentucky Springs, Sierra Hwy, northern edge of the Angeles National Forest Comment
  UCR190268  Chorizanthe staticoides R. G. Swinney 2000-6-25 7793 Los Angeles San Gabriel Mtns., lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  UCR209151  Chorizanthe staticoides Dan S. Cooper 2009-4-30 409- 3 .2 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  UCD170171  Chorizanthe watsonii R. G. Swinney 2009-5-13 10759 Los Angeles Transverse Range; San Gabriel Mtns.: upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper hills. 1122 Comment
  RSA779652  Chorizanthe xanti Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 394 Los Angeles Along Ridge Route 1283 Comment
  CLARK-A1528-2050  Chrysanthemum coronarium Alfred R. Roos 1956-5-22 Los Angeles El Segundo Comment
  JEPS58687  Chrysolepis sempervirens Frank W. Peirson 1918-7-8 15 Los Angeles Baldy (= Mt. San Antonio); San Gabriel Mts. 2590 Comment
  RSA476630  Chrysolepis sempervirens Bonnie C. Templeton 1932-7-21 5031 Los Angeles East Blue Ridge, Big Pines Park. San Gabriel Mountains 2134 Comment
  SEINET7450594 Image available Chrysopsis sessiliflora I. W. Clokey, B. C. Templeton 1936-5-18 5666 Los Angeles San Gabriel Canyon, mile above dam. 400 Comment
  RSA631106  Chrysothamnus nauseosus subsp. mohavensis R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton spreading grounds. 305 Comment
  RSA747675  Chrysothamnus nauseosus subsp. mohavensis R. G. Swinney 2001-9-15 8153 Los Angeles San Gabriel Mountains: Mt Islip. 2512 Comment
  CAS-BOT-BC284435  Cirsium brevistylum Geo. B. Grant 1901-6-23 s.n. Los Angeles Pasadena Comment
  RSA0070649  Cirsium mohavense P. A. Munz 1929-5-19 11457 Los Angeles 3 miles south of Rosamond, W Mojave Desert. Comment
  RSA0085289  Cirsium occidentale R. G. Swinney 2010-4-30 12472 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
  RSA670310  Cirsium occidentale var. californicum Joseph M. Keefe 2001-3-19 31150 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  UCSB43777  Cirsium occidentale var. occidentale Nakashima, L. 1982-4-17 Los Angeles On Benton Mine Road, 0.9 miles south of its junction with Mount Ada Road on Santa Catalina Island 198 Comment
  RSA594402  Cirsium vulgare Steve Boyd, Lauren Raz 1996-10-14 9079 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  CAS-BOT-BC438756  Cistanthe monandra Alice Eastwood 1913-5-11 3177 Los Angeles San Fernando Wash Comment
  RSA748347  Cistanthe monandra Justin M. Wood 2009-6-1 790 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  RSA165713  Cistanthe monandra Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Radio Towers, Liebre Mountain. 1768 Comment
  RSA562561  Cistanthe monandra Steve Boyd, W. Appleby 1993-4-22 7975 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along Whitney Canyon Road, near the western boundary of the Forest. 732 Comment
  SFV16500  Clarkia bottae H. A. Dela Cruz, M. V. Valentin 1996-5-11 15 Los Angeles Santa Monica Mountains Stunt Road, 1 mile west of Mulholland Highway. East side of Stunt Road across from Stunt Hike Trail. 380 Comment
  UC1143191  Clarkia cylindrica subsp. cylindrica H. Lewis and M. Lewis 1947-5-7 212 Los Angeles 0.4 mi n Latigo Canyon Road (Decker Road); Santa Monica Mts. Comment
  RSA652349  Clarkia deflexa Ed Gibson 1969-5-31 s.n. Los Angeles Puddingstone Lake, road side San Dimas Comment
  CAS-BOT-BC164327  Clarkia dudleyana Alice Eastwood 1906-5-27 23 Los Angeles Garvanza Comment
  CAS-BOT-BC172101  Clarkia dudleyana Wesley O. Griesel 1961-6-3 s.n. Los Angeles State Hwy. 2 about 3 mi. above La Canada, San Gabriel Mts. 609 Comment
  UC1174783  Clarkia dudleyana P. C. Everett and E. K. Balls 1960-5-30 24135 Los Angeles 2.2 mi n from entrance Angeles National Forest; San Gabriel Canyon 365 Comment
  UCD104854  Clarkia purpurea Esfan Hesari 1993-5-4 s.n. Los Angeles Newhall, Walker ranch. 750 Comment
  POM3034  Clarkia purpurea subsp. quadrivulnera D. L. Crawford 1916-4-15 s.n. Los Angeles Claremont. Comment
  UC373508  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-5-19 54 Los Angeles Palmers Canyon 900 Comment
  UC58867  Clarkia purpurea subsp. quadrivulnera H. P. Chandler 1897-5-24 Los Angeles Claremont Comment
  UCSB45821  Clarkia purpurea subsp. viminea Green, Lisa 1980-5-30 Los Angeles 5 mi. N. of the Simi Valley Freeway; near Iverson Rd 426 Comment
  CAS-BOT-BC164872  Clarkia rhomboidea A. D. E. Elmer 1902-6-1 4168 Los Angeles Acton, Mt. Gleason Comment
  RSA131038  Clarkia unguiculata Percy C. Everett, E. K. Balls 1959-6-2 23838 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA750104  Claytonia parviflora R. G. Swinney 2008-5-5 8778 Los Angeles Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  UCR269112  Claytonia parviflora Orlando Mistretta, Christine Mistretta 2008-4-19 2491 Los Angeles San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, Impact Area 6 per TRTP Survey 2008), vicinity of Mill Creek summit 1524 Comment
  RSA466699  Claytonia parviflora subsp. parviflora T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA733833  Claytonia parviflora subsp. viridis R. G. Swinney 2000-5-6 7672 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
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Jan 26 2011
  RSA0091478  Claytonia perfoliata R. G. Swinney 2011-3-22 14185 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  CATA598  Claytonia perfoliata subsp. mexicana Mark L. Hoefs 1991-4-7 1043 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  RSA752276  Claytonia perfoliata subsp. mexicana Justin M. Wood 2009-4-22 523 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  CAS-BOT-BC443734  Claytonia rubra subsp. rubra John H. Thomas 1957-5-8 6736 Los Angeles San Gabriel Mountains. About 13 miles NE of center of Pasadena. 1676 Comment
  CAS-BOT-BC91390  Clematis lasiantha Marcus E. Jones 1882-5-2 3203 Los Angeles Pasadena. Comment
  CHSC98602  Clematis lasiantha LeRoy Gross; Michael Honer, Leland Lubinsky 2000-4-27 198 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge. Area that didn't burn; northwest facing slope. 487 Comment
  LA207185  Clematis lasiantha O. A. Plunkett; 1926-3-6 sn Los Angeles Santa Anita Canyon, Sierra Madre Comment
  SBBG17335  Clematis lasiantha K. A. Wilson 1961-2-18 863 Los Angeles Decker Rd 1 mi N of jct of E portion of Mulholland Hwy Comment
  SEINET3159170  Clematis lasiantha G. B. Grant 1904-5-17 194 Los Angeles Mt. Wilson near Pasadena Comment
  UC535339  Clematis lasiantha Ira W. Clokey, B. Templeton May 1929 4545 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 300 Comment
  UC853906  Clematis lasiantha Marcus E. Jones, A. M. 1882-5-2 3203 Los Angeles Pasadena Comment
  RSA756460  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2008-4-19 2496 -a Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  CAS-BOT-BC92646  Clematis ligusticifolia Prof. W. R. Dudley 1907-11-20 s.n. Los Angeles Monrovia Canon [Canyon]. Comment
  HSC79911  Clematis ligusticifolia Philip A. Silverstone 1978-8-12 289 Los Angeles Junction of Maguire St. and Escondido St., 0.3 km. from junction of Maguire St. and Latigo Canyon Rd. Comment
  RSA755851  Clematis ligusticifolia R. G. Swinney 2008-7-2 9128 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  UCR65225  Clematis ligusticifolia F. R. Fosberg 1931-7-10 00764 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  POM220649  Clematis pauciflora Louis C. Wheeler 1932-6-27 881 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains. 412 Comment
  UCR126865  Cnicus benedictus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26201 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR190411  Collinsia R. G. Swinney 2000-5-20 7688 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  UCR19038  Collinsia callosa John C. Roos 1937-5-31 2032 Los Angeles San Gabriel Mtns., Below Big Pines Comment
  UC219118  Collinsia childii I. Johnston 1917-6-15 6 Los Angeles Cascade Canyon; San Antonio Mtns 1371 Comment
  RSA650929  Collinsia heterophylla R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  UCD123690  Collinsia torreyi Leo Hitchcock 1928-5-26 s.n. Los Angeles Chula Vista Camp Ground, Mt. Pinos. 2438 Comment
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Dec 13 2015
  UCSB33262  Collinsia torreyi var. wrightii Griesel, Wesley 1982-6-6 Los Angeles Dawson Saddle; San Gabriel Mts 2438 Comment
  RSA0064472  Colocasia R. G. Swinney 2010-9-1 13648 Los Angeles Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  RSA678137  Colutea arborescens Valerie L. Soza, Monica Acosta, Tasha La Doux, Michael Wall 2001-6-28 1307 Los Angeles Upper Forest Service Road 2N66, between Fern Canyon and Pine Canyon. Comment
  SD85060  Constancea nevinii E. R. Blakley 1962-6-9 5200 Los Angeles San Clemente Island; canyon west of road, 2I(c) miles north of China Point. 180 Comment
  SDSU4108  Constancea nevinii R. M. Beauchamp 1967-1-28 131 Los Angeles At Eel Point, San Clemente Island. Comment
  UCR275325  Convolvulus arvensis Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  UCR152462  Conyza canadensis A. C. Sanders, Lee Jones 2005-4-8 29342 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA128286  Coreopsis bigelovii H. J. Thompson 1959-3-31 1905 Los Angeles 1 miles N of Mulholland Hwy, 1.8 miles S of Malibu Junction, Cornell Road 274 Comment
  RSA680112  Coreopsis bigelovii LeRoy Gross, Michael Denslow 2003-6-4 992 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2) 2439 Comment
  UC566773  Coreopsis bigelovii Herbert L. Mason 1926-4-27 3046 Los Angeles between Rock Creek and Little Rock Creek (on Big Pines Recreation Camp road) Comment
  CAS-BOT-BC287862  Coreopsis californica Ira L. Wiggins 1966-4-15 20590 Los Angeles Immediately E of JFL Motel, Pearblossom, Mojave Desert Comment
  POM49819  Coreopsis californica L. R. Abrams 1901-4-6 1387 Los Angeles Big Tujunga Wash Comment
  CAS-BOT-BC101022  Coreopsis gigantea Carl B. Wolf 1932-5-14 3631 Los Angeles cliff between Avalon and Pebbly Beach, Santa Catalina Island 30 Comment
  RSA323751  Coreopsis gigantea F. H. Elmore 436 Los Angeles Santa Catalina Island Comment
  UC68929  Corethrogyne filaginifolia H. M. Hall 1905-7-1 6723 Los Angeles near Redondo Comment
  RSA596195  Corethrogyne filaginifolia var. peirsonii Lauren Raz, Steve Boyd 1996-10-23 028 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
  UC63682  Cornus sericea subsp. sericea H. M. Hall June, 1899 Los Angeles San Antonio Mts., Mescal Creek Comment
  UCR182753  Cornus sericea var. sericea R. G. Swinney 1997-7-22 5713 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  RSA787102  Coronilla valentina subsp. glauca Danielle LeFer 2012-5-23 s.n. Los Angeles Abalone Cove Reserve in Rancho Palos Verdes. Approximately 3 miles East of Palo Verdes Drive South from Hawthorne Boulevard. Right side of road in disturbed area. 61 Comment
  SBBG131921  Crassula aquatica S. A. Junak 2000-6-29 SCa 1350 Los Angeles N end of Haypress Reservoir 399 Comment
  CAS-BOT-BC427729  Crassula connata Robert F. Thorne 1973-4-11 42800 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon 426 Comment
  RSA0076016  Crassula connata R. G. Swinney 2010-4-1 12128 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  UCR91525  Crassula connata Scott D. White 1995-3-15 2583 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
  RSA592229  Crassula tillaea L. C. Wheeler 1967-4-30 9241 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  CAS-BOT-BC290531  Crepis capillaris Dr. A. Davidson 1893-7-1 s.n. Los Angeles Rock Creek Comment
  UC872129  Crocanthemum scoparium L. W. Nuttall 1920-5-7 154 Los Angeles Santa Catalina Island Comment
  UC1929561  Crocanthemum scoparium var. vulgare V. Soza, LeRoy Gross 2001-5-14 1219 Los Angeles Transverse Ranges; San Gabriel Mountains region; Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  CAS-BOT-BC175826  Crossosoma californicum W. S. Lyon 1884-1-1 s.n. Los Angeles Santa Catalina Island 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
  POM219970  Crossosoma californicum F. R. Fosberg 1932-5-5 8119 Los Angeles Canyon above Villa Park. Avalon, Catalina Island 40 Comment
  UC1234760  Crossosoma californicum Peter H. Raven 1962-5-20 17785 Los Angeles Lyonothamnus grove above Whites Landing (on Airport Rd.); Santa Catalina Island 426 Comment
  POM87065  Croton californicus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  POM87040  Croton californicus var. tenuis Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  UCR205889  Croton setiger A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37087 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  UCR270096  Cryptantha R. G. Swinney 2011-4-20 14437 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
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Feb 19 2020
  RSA250599  Cryptantha barbigera R. F. Thorne, J. P. Simon, D. J. McGillivray 1970-4-17 39583 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1432 Comment
  RSA607022  Cryptantha circumscissa L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  UCR281145  Cryptantha circumscissa R. G. Swinney 2014-4-30 16252 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UC551793  Cryptantha clevelandii Ivan M. Johnston 1932-3-28 10620 Los Angeles hills between Del Rey and El Segundo 25 Comment
  UCR147041  Cryptantha clevelandii L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, c. 0.5 mi [southeast] of Blum Ranch 945 Comment
  IRVC26354  Cryptantha corollata A. C. Sanders, Mark A. Elvin 2003-4-16 26040 Los Angeles Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed 305 Comment
  RSA755977  Cryptantha decipiens Orlando Mistretta, Christine Mistretta 2008-4-12 2421 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  SBBG108155  Cryptantha intermedia S. L. Crockett, M. L. Hoefs, S. A. Junak, J. Takara 1997-3-28 621 Los Angeles N side of Cherry Harbor, overlooking mud flats 42 Comment
  SBBG97009  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4382 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCSB10418  Cryptantha intermedia Haller, John 1950-3-26 Los Angeles San Gabriel Mtns., west ridge of Little Dalton Canyon 670 Comment
  SD186132  Cryptantha intermedia var. johnstonii A. C. Sanders, Mark A. Elvin 2003-4-16 26039 Los Angeles Newhall Ranch, ca. 0.4 mile north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Calar River, 0.6 mile south of Commerce Center Dr. along Franklin Parkway. 305 Comment
  UC557754  Cryptantha maritima Nell Murbarger May, 1936 186 Los Angeles s end San Clemente Island; s end San Clemente Island Comment
  UCR127092  Cryptantha micrantha var. lepida Mark A. Elvin, Cathleen Weigand 2003-4-7 2451 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  RSA683173  Cryptantha micromeres LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1077 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA775952  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2010-6-23 5341 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  SDSU21065  Cryptantha microstachys Ian Cain, Natasha Bartely 2010-6-21 1531 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 488 Comment
  RSA584332  Cryptantha microstachys T. S. Ross, Orlando Mistretta 1993-5-26 7316 Los Angeles Santa Clara Rd (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle 1098 Comment
  RSA0092501  Cryptantha muricata R. G. Swinney 2011-6-22 15246 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  RSA499698  Cryptantha muricata Christopher Davidson 1973-4-6 1861 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  RSA773808  Cryptantha muricata R. G. Swinney 2009-6-17 11187 Los Angeles San Gabriel Mtns.: Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SEINET4044556  Cryptantha muricata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UCR114179  Cryptantha muricata A. C. Sanders, D. Malueg 1998-6-24 22087 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  UCR261786  Cryptantha muricata R. G. Swinney 2010-2-27 11738 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  SD12595  Cryptantha muricata Edith A. Purer 1935-5-11 6589 Los Angeles Santa Monica Mountains Comment
  UCR271863  Cryptantha muricata var. denticulata R. G. Swinney 2011-5-31 14886 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
  RSA0078885  Cryptantha muricata var. denticulata Wayne E. Sawyer 1981-8-11 127 Los Angeles San Gabriel Mountains: Crest trail above Lily Spring, ca. 0.25 mi. W of Mt. Hawkins. 2606 Comment
  RSA0079447  Cryptantha muricata var. muricata R. G. Swinney 2008-4-30 8708 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Monroe Canyon. 549 Comment
  RSA0079218  Cryptantha muricata var. muricata W. Wisura, E. Roeder 1992-4-21 4701 Los Angeles West Mojave: Mountain Brook Ranch near Valyermo. Comment
  RSA725890  Cryptantha oxygona R. G. Swinney 1996-5-27 4739 Los Angeles Eastern San Gabriel Mtns.: east of Table Mtn. and NW of Wright Ridge. 2252 Comment
  SBBG63941  Cryptantha pterocarya var. pterocarya R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  RSA0079048  Cryptantha pterocarya var. pterocarya Ralph Hoffman 1930-4-19 s.n. Los Angeles Lancaster. 712 Comment
  RSA608360  Cryptantha simulans L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  UC1999565  Cryptantha wigginsii Michael G. Simpson, Lori L. Simpson 2012-4-21 3682 Los Angeles Santa Catalina Island. West-facing road cut, on road between Cherry Cove and Howland's Landing. Comment
  UCR277096  Cucurbita foetidissima R. G. Swinney 2010-10-5 13997 Los Angeles San Gabriel Mountains, Placerita Canyon on north side of Placerita Hwy., just outside boundary of Placerita Cyn. Natural Area, at west park entrance 476 Comment
  SEINET12192402  Cuphea ignea W. F. Wight 1907-1 1641 Los Angeles East Lake Park, Los Angeles Comment
  LA201638  Cupressus forbesii Arthur C. Gibson; 2004-1-6 4999 Los Angeles 259 Comment
  CAS-BOT-BC224480  Cuscuta californica I. M. Johnston 1917-8-22 1686 Los Angeles San Antonio Mountains. Pine Mt. 2438 Comment
  JEPS47108  Cuscuta californica Frank W. Peirson 1918-6-28 150 a Los Angeles e of Rubio Canyon; San Gabriel Mts. 609 Comment
  RSA781297  Cuscuta californica R. G. Swinney 2009-7-22 11368 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  SBBG31405  Cuscuta californica R. F. Thorne 1966-4-29 36312 Los Angeles below rd to White's Landing above turn-off to Echo Lake 411 Comment
  UCR47252  Cuscuta californica A. C. Sanders 1987-6-10 7121 Los Angeles South Coast, Dunes at W end of the Los Angeles International Airport [LAX] 30 Comment
  CDA39912  Cuscuta californica G. C. Fleischman 1942-6-18 s.n. Los Angeles Foothills of San Gabriel Mountains, near Sierra Madre. 0 Comment
  OBI68580  Cuscuta indecora var. indecora T. C. Fuller 1958-8-5 3970 Los Angeles N side Avenue K, E of 30th St, Lancaster Comment
  RSA624370  Cuscuta occidentalis M. A. Piehl 1963-12-7 631057 Los Angeles San Clemente Island. Across SE tip from Pyramid Head and opposite triangulation point Rock. 9 Comment
  RSA470427  Cyclospermum leptophyllum Robert Gustafson 1981-7-15 2333 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR239966  Cylindropuntia echinocarpa R. G. Swinney 2009-11-13 11605 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  UCR205562  Cynodon dactylon R. G. Swinney 2008-5-30 8886 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  SEINET4565857  Cynodon dactylon L. C. Wheeler 1932-9-5 1347 Los Angeles San Gabriel Mts., San Antonio Canyon 884 Comment
  UCR223271  Cyperus eragrostis R. G. Swinney 2009-8-19 11455 Los Angeles Transverse Range; San Gabriel Mtns., confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  CAS-BOT-BC114637  Cyperus eragrostis J. Ewan 1931-7-31 4778 Los Angeles Along road ditch Telegraph Road near Santa Fe Crossing. Comment
  RSA405458  Cytisus proliferus Helen D. Geis 1909-05 2341 Los Angeles playa del rey (?) Comment
  UCSB71760  Cytisus striatus Gross, LeRoy; Denslow, Michael; Hogshead, Bill 2003-6-17 Los Angeles Transverse Ranges; Verdugo Mountains region; north side of mountains: north of Hostetter Motorway (on thomas guide) just off La Tuna Canyon Road; freeway cut (210 Freeway) just east of La Tuna Canyon exit (Burbank 7.5 Quad.: T2N R13W S30 457 Comment
  CAS-BOT-BC190454  Dactylis glomerata Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6951 Los Angeles Santa Catalina Island. West end of island beyond the isthmus, on main east-west ridgetop ca. 615 m east of Granite Triangulation Point and 620 m west northwest of Oak Triangle Point. 487 Comment
  UCR108458  Dactylis glomerata L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mtns., Susanna Canyon, 0.25 mi upstream from the mouth [San Gabriel Reservoir] Comment
  UCR259056  Dactylis glomerata R. G. Swinney 2010-6-21 13301 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  UCR190613  Datisca glomerata R. G. Swinney 2000-6-25 7797 Los Angeles San Gabriel Mtns., west tributary of San Antonio Canyon, between Evey and Spruce canyons 939 Comment
  UCR95739  Datisca glomerata Lauren Raz, Steve Boyd 1996-10-23 036 Los Angeles San Gabriel Mtns, Liebre Mountains: Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road 610 Comment
  RSA431664  Datisca glomerata Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  RSA586813  Datisca glomerata Orlando Mistretta 1994-6-21 1379 B Los Angeles San Gabriel Mtns: Santiago canyon; drainage northwest of Pacifico Mtn 1829 Comment
  RSA13765  Datura stramonium Louis C. Wheeler 1933-12-12 2323 Los Angeles Behind San Dimas Canyon Dam. 412 Comment
  UCD126626  Datura stramonium Louis C. Wheeler 1973-6-15 s.n. Los Angeles Between San Diego (405) Fwy and Sepulveda Blvd., just east of Alameda St. Comment
  UCR223069  Datura wrightii R. G. Swinney 2009-5-6 10680 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA421885  Datura wrightii F. R. Fosberg 1919-6-30 S- 3076 Los Angeles Del Rey Comment
  SBBG38678  Daucus pusillus M. B. Dunkle 1939-4-2 7206 Los Angeles SE point of San Clemente Island Comment
  SBBG52786  Daucus pusillus F. R. Fosberg 1931-4-12 4573 Los Angeles near Jewfish Pt 3 Comment
  CATA3150  Deinandra clementina Amy Catalano 2016-6-2 137 Los Angeles Santa Catalina Island: Thompson Reservoir Road, near gate to stables 169 Comment
  CAS-BOT-BC299285  Deinandra fasciculata Alice Eastwood 1906-5-27 168 Los Angeles San Pedro, Country adjacent to Los Angeles Comment
  SD52905  Deinandra fasciculata Peter H. Raven 1962-5-9 17689 Los Angeles San Clemente Island; road above Pyramid Cove. 120 Comment
  UCD131072  Deinandra kelloggii Jane Turner; Francis M. Ball 1962-6-2 962 Los Angeles near Pearblossom. 914 Comment
  OBI16201  Deinandra minthornii P. A. Holden 1968-10-19 615 b Los Angeles On old Hwy 118 in Santa Susana mtns. Comment
  UCR227566  Deinandra minthornii Naomi Fraga, Duncan S. Bell 2009-10-15 3159 Los Angeles Transverse Ranges; Santa Susana Mountains region, Simi Hills. north slope of Simi Peak 689 Comment
  RSA394514  Delphinium cardinale Robert L. Dressler 1949-6-19 898 Los Angeles SanDimas Wash, ca. 1 mile N of San Dimas. 671 Comment
  SBBG71720  Delphinium parishii subsp. parishii R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA590660  Delphinium parishii subsp. parishii Tim S. Ross, S. D. Boyd 1990-5-31 2738 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA177857  Delphinium parryi Robert F. Thorne 1965-5-10 34460 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain 457 Comment
  RSA715156  Delphinium parryi A. C. Sanders, Mark A. Elvin 2003-4-14 25982 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
  RSA720650  Delphinium parryi Anuja Parikh, Nathan Gale 2003-4-29 s.n. Los Angeles Western Transverse Range: Castaic Mesa, study area 68 north of the water plant, ca. 1 km E of Castaic Lagoon 427 Comment
  RSA398715  Delphinium parryi H. Twining 1906-05 s.n. Los Angeles Elysian Park, Foothills Comment
  SD69556  Delphinium parryi Robert F. Thorne, M. Z. Thorne 1966-6-2 36531 Los Angeles Santa Catalinabase of slope, Hay Press area 1399 Comment
  CAS-BOT-BC121377  Delphinium parryi subsp. maritimum John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Catalina Island Comment
  CAS-BOT-BC116265  Delphinium parryi subsp. parryi T. S. Ross; V. W. Steinmann 1995-5-8 8536 Los Angeles BOUQUET CANYON: along Bouquet Canyon Road near Bouquet Campground No. 3. USGS 7.5' Green Valley Quadrangle 743 Comment
  POM293283  Delphinium parryi subsp. parryi Lyman Benson 1947-4-18 12310 Los Angeles Claremont, Indian Hill. 427 Comment
  POM161  Delphinium patens subsp. hepaticoideum L. R. Abrams 1901-04 150 [7] Los Angeles Wilson's Peak - Trail. Comment
  CAS-BOT-BC82819  Dendromecon harfordii Mrs. Frank 1896-3-22 s.n. Los Angeles Santa Catalina Island. Comment
  RSA652536  Dendromecon rigida Mike Maculsay 1981-5-2 29 Los Angeles West Fork San Gabriel River, 4 miles west of CA Hwy 39, along north side of fireroad on canyon bottom away from water. Canyon trailhead is 11.5 miles north of intersection of Hwy 39 and Sierra madre Ave. in [Azusa]. 610 Comment
  UC855089  Dendromecon rigida I. W. Clokey and B. C. Templeton May, 1929 4488 Los Angeles Mandeville Canyon Santa Monica Mts. (ridge) 250 Comment
  UCSB18396  Dendromecon rigida Gerhart, Janet 1963-4-13 Los Angeles West Fork Road, 4 miles from intersection of U.S. Highway 2 and Mt. Wilson Road at Red Box 1036 Comment
  RSA518010  Descurainia pinnata Steve Boyd, Orlando Mistretta 1986-3-31 1546 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  POM369415  Descurainia pinnata subsp. halictorum Grinnell 1921-4-3 15735 Los Angeles Santa Monica Mts, Pacoima Canyon Comment
  RSA670622  Dicentra chrysantha Bonnie C. Templeton, I. W. Clokey 1930-5-10 1471 Los Angeles North end of Bouquet Canyon. 800 Comment
  UC1133894  Dichelostemma capitatum A. D. Gifford 1935-3-6 445 Los Angeles 2.5 mi sw Red Mtn.; Angeles National Forest, Tejon Quad. 487 Comment
  RSA652069  Dichelostemma capitatum subsp. capitatum P. A. Hall 1948-4-17 26 Los Angeles Five miles from Glendora: Found on SW side of Dalton Canyon, up Dalton Canyon Road. 701 Comment
  UCR125639  Dichondra micrantha A. C. Sanders 2003-5-26 26850 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR138518  Digitaria sanguinalis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  UCR142809  Digitaria sanguinalis L. C. Wheeler 1932-9-5 1339 Los Angeles San Gabriel Mtns, San Antonio Canyon 1067 Comment
  SEINET10718507  Dioscorea Heidi H. Schmidt 1999-10-14 Schmidt 3868 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SBBG15757  Diplacus brevipes W. G. Webb 1935-4-16 Los Angeles Eagle Rock Comment
  CHSC26326  Diplacus fremontii John M. Riley 1966-4-23 80 Los Angeles Jct. Hwy 138, 24 mi. west of Victorville. 944 Comment
  CAS-BOT-BC153182  Diplacus johnstonii W. R. Dudley; F. H. Lamb 1896-6-7 4359 Los Angeles Kings [Canon] Canyon, Liebre Mountains Comment
  CAS-BOT-BC150662  Diplacus longiflorus James L. Reveal 1988-5-17 6786 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west of the Bouquet Canyon Road between Palmdale and Saugus; slopes above Spunky Creek 944 Comment
  CAS-BOT-BC195616  Distichlis spicata Carl B. Wolf 1932-5-12 3590 Los Angeles Santa Catalina Island. Little Harbor 3 Comment
  SEINET10564526  Distichlis spicata var. stricta F. R. Fosberg 1931-5-14 Fosberg S 4871 Los Angeles Middle Ranch Canyon, near mouth of Cape Canyon, Santa Catalina Island. Bottom of ravine. Upper Sonoran Zone. Comment
  UCR272862  Draba corrugata R. G. Swinney 2011-8-5 15614 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
  RSA0065536  Draba corrugata S. Granger 1974-10-20 s.n. Los Angeles Troop Peak, San Gabriel Mts. 2438 Comment
  RSA133841  Drymocallis glandulosa var. glandulosa H. J. Thompson 1959-5-31 2054 Los Angeles East of junction of Latigo Canyon Road with Mulholland Highway. 518 Comment
  RSA590593  Drymocallis glandulosa var. glandulosa Tim S. Ross, W. Appleby 1993-5-20 7194 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 963 Comment
  CATA1223  Dryopteris arguta Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2288 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CATA3226  Dryopteris arguta Julia Parish, Laura Roll 2016-12-2 018 Los Angeles Santa Catalina Island: About 250 meters east of Haypress Reservoir, in drainage on south side of road 425 Comment
  LA2193  Dryopteris arguta E. Lloyd; 1933-4-1 sn Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon Comment
  UCR276963  Dryopteris arguta R. G. Swinney 2010-6-8 13236 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  UCSB8232  Dryopteris arguta Ballard 1954-5-27 Los Angeles Little Dalton Canyon. 350 Comment
  RSA635037  Dryopteris arguta Valerie L. Soza, Kent Hughes 1999-6-17 566 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 792 Comment
  SD82352  Dryopteris arguta L. H. Cook Unknown Los Angeles Big Dalton Canyon Comment
  SFV107  Dryopteris arguta F. R. Rickson 1961-7-28 2 Los Angeles Santa Monica Mountains Studio City. In canyon 200-300 yards from south end of Brookdale Road. Comment
  RSA657929  Dudleya F. R. Fosberg 1980-6-2 25 Los Angeles Verdugo Mountains Region: 400 feet west of Sierra Place on south-eastern slope of Verdugo Mountains. 244 Comment
  LA210121  Dudleya cymosa subsp. ovatifolia K. Nakai; B. Broadbent 1980-5-4 588 Los Angeles Santa Monica Mountains, End of Camarillo Spring Rd. at the N base of Conejo Mtn 60.0 Comment
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Apr 24 2014
  RSA423501A  Dudleya cymosa subsp. pumila L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest Comment
  RSA747755  Dudleya cymosa subsp. pumila Scott D. White, Justin M. Wood 2009-5-6 12660 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCR213785  Dudleya cymosa subsp. pumila Scott D. White, Justin M. Wood 2009-5-6 12660 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  CAS-BOT-BC109691  Dudleya densiflora E. K. Balls 1954-8-3 19735 Los Angeles San Gabriel Mountains. At mouth of San Gabriel Canyon. 228 Comment
  CAS-BOT-BC411390  Dudleya lanceolata A. C. Sanders; D. Malueg 1998-6-22 22020 Los Angeles San Gabriel Mtns.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln. and along trail to the NE 548 Comment
  UCR111505  Dudleya lanceolata A. C. Sanders, D. Malueg 1998-6-22 22020 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  UCR260625  Dudleya lanceolata R. G. Swinney 2010-4-30 12458 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  LA204788  Dudleya multicaulis Louis Wheeler; 1932-5-8 695 Los Angeles San Jose Hills, Puddingstone Dam 304 Comment
  RSA397820  Dudleya pulverulenta E. S. Spalding 1923-7-12 s.n. Los Angeles Topanga Canyon Comment
  SBBG31285  Dudleya virens R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles upper Middle Ranch Cyn above dry stream bed 274 Comment
  CATA3557  Dudleya virens subsp. insularis Peter J. Dixon 2018-6-18 121 Los Angeles Santa Catalina Island: Channel side; Parsons Landing area, from road crossing above waterfall, 0.5 mi E of Parsons Landing Campground. Rock outcrop in drainage. 0 Comment
  UCR20372  Dysphania multifida Freda Detmers 1931-6-23 s.n. Los Angeles Orchard Street, Los Angeles 61 Comment
  UCR230591  Dysphania multifida Mike Misenhelter 2011-8-9 s.n. Los Angeles San Gabriel Valley, Walnut, along south side of Hwy 60 near Walnut Dr. and east of the Fairway exit, near Royal Vista Golf Course 159 Comment
  UCD60933  Echinochloa crus-galli var. zelayensis Frank W. Gould 1943-10-10 2161 Los Angeles On railroad siding 1 1/2 miles south of Compton. Comment
  CDA20493  Ehrharta erecta M. O'Brien 2004-6-19 MOB 5 -04 Los Angeles South Coast; Malibu Bluffs State Park. 0 Comment
  UCR110882  Ehrharta erecta A. C. Sanders 1998-10-10 22258 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon, Malibu Beach St. Park, mouth of Malibu Creek at Adamson House on E side of lagoon 8 Comment
  UCR117115  Ehrharta erecta A. C. Sanders, D. Malueg 2001-5-17 24345 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  SD252243  Ehrharta erecta Steven A. Junak 1999-4-22 Sca 834 Los Angeles Santa Catalina Island. Between YMCA & San Diego Yacht Club facilities. 6 Comment
  UCR205203  Eleocharis R. G. Swinney 2005-8-11 8471 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0045415  Eleocharis Wendy Boes, Andrew Wheeler 2009-7-13 2009 -033 Los Angeles San Grabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  UCR113672  Eleocharis macrostachya L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, west fork of Morgan Canyon near Ferguson Motorway 434 Comment
  SBBG105375  Eleocharis macrostachya R. M. Beauchamp 1976-5-23 4158 Los Angeles beside rd at curve N of Middle Ranch site, W of Boulder Grade 472 Comment
  LA15868  Eleocharis montevidensis Louis Wheeler; 1932-9-19 1396 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, at Los Feliz Blvd Bridge. 121 Comment
  CAS-BOT-BC112217  Eleocharis rostellata Robert F. Thorne; M. Z. Thorne 1967-7-19 37175 Los Angeles Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  CAS-BOT-BC221836  Eleusine indica Ernest Braunton 1907-7-1 1282 Los Angeles Los Angeles Comment
  SBBG57104  Eleusine indica M. N. Ackley -Aug-1929 Los Angeles Cloverdale Street, Los Angeles 91 Comment
  CAS-BOT-BC174243  Elymus R. G. Swinney 2008-7-24 9355 Los Angeles San Gabriel Mtns.: Waterman Mountain, ski runway on east-facing slope 2390 Comment
  UCD61556  Elymus elymoides A. A. Beetle 1942-4-24 3210 Los Angeles 6 miles W of Llano. Comment
  UCR258713  Elymus elymoides R. G. Swinney 2010-5-19 12821 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA596378  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1995-6-29 8660 Los Angeles Near west summit of LIEBRE MOUNTAIN 1707 Comment
  UCR272589  Elymus elymoides subsp. elymoides R. G. Swinney 2011-8-5 15595 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
  UCR281592  Elymus elymoides subsp. elymoides R. G. Swinney 2014-4-30 16304 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  SEINET7303714 Image available Elymus glaucus Donald R. Bissing 1973-1 160 Los Angeles Evey Canyon, San Gabriel Mountains 756 Comment
  RSA0091868  Elymus glaucus Steven A. Junak, Ralph N. Philbrick 2001-5-18 SCa- 1547 Los Angeles Santa Catalina Island. S side of Fern Canyon (one of the middle S forks of Cottonwood Canyon), above first creek crossing in road up Fern Canyon, ca. 0.5 mile upstream from junction with Cottonwood Canyon Road. 182 Comment
  RSA230745  Elymus glaucus subsp. glaucus R. F. Thorne, M. Z. Thorne 1969-7-9 38508 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Table Mt. 2133 Comment
  RSA763752  Elymus glaucus subsp. jepsonii Orlando Mistretta, Christine Mistretta 2008-5-20 3150 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 99B per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1237 Comment
  UCR186777  Emmenanthe penduliflora A. C. Sanders 2006-5-16 32345 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  UCR259950  Emmenanthe penduliflora R. G. Swinney 2010-4-28 12435 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  LA38488  Emmenanthe penduliflora var. penduliflora James Lauter; 1953-5-7 sn Los Angeles Comment
  RSA715749  Encelia actoni Scott D. White, Andrea Warniment 2006-7-7 11627 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  RSA571639  Encelia californica F. H. Elmore 1939-11-26 s.n. Los Angeles Wilsons Cove, San Clemente Island. Comment
  SBBG45038  Encelia californica I. W. Clokey, B. Templeton -Mar-1929 4453 Los Angeles Mandeville Cyn 200 Comment
  UC1118044  Encelia californica A. D. Gifford 1934-5-8 214 Los Angeles Escondido Canyon Triunfo Pass Quadrangle, Escondido Canyon (Plot 97) Comment
  UCR206535  Encelia farinosa A. C. Sanders, T. B. Salvato 2009-5-19 36829 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  OBI2902  Ephedra nevadensis Lewis S. Rose 1968-4-5 68013 Los Angeles Acton, Mojave Desert 823 Comment
  UCR129492  Ephedra nevadensis David Charlton 1990-5-12 4224 Los Angeles Mojave Desert, Kentucky Springs, Sierra Highway, northern edge of Angeles National Forest 1037 Comment
  SFV308  Ephedra viridis P. G. Kilburn 1957-12-28 581 Los Angeles Lower elevations near South Fork Campground._x000B_Dry, rocky soil Comment
  SEINET13386999 Image available Epilobium brachycarpum R. G. Swinney 2011-1 15896 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5' Q.) 649 Comment
  RSA588399  Epilobium canum subsp. canum Christina Clark 1928-10-21 s.n. Los Angeles N. Santa Monica. Comment
  UC55379  Epilobium canum subsp. canum J. H. Barber 1897-11-18 39 Los Angeles Santa Monica Forestry Station Comment
  LA206139  Epilobium canum subsp. latifolium F. R. Fosberg; Joseph Andorfer Ewan 1931-8-11 4986 Los Angeles San Gabriel Mountains, Islip Trail, S slope Mount Hawkins 2194 Comment
  RSA747617  Epilobium ciliatum R. G. Swinney 2008-5-30 8887 B Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  UC1922242  Epilobium ciliatum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1363 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  UCR190930  Epilobium ciliatum R. G. Swinney 1999-7-28 7599 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, just south of confluence of Clark Gulch 963 Comment
  UCR243011  Epilobium ciliatum R. G. Swinney 2009-8-6 11510 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  UCR256469  Epilobium ciliatum R. G. Swinney 2010-9-9 13774 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SBBG60177  Epilobium ciliatum subsp. ciliatum R. Hoffmann 1927-6-12 Los Angeles Chandler's Comment
  UCR113664  Epilobium ciliatum subsp. ciliatum L. C. Wheeler 1968-6-14 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Spring on north side of Blue Ridge by Guffy Camp Comment
  POM1815  Epipactis gigantea F. M. Baldwin 1899-6-10 s.n. Los Angeles Burbank Canyon, Claremont, [San Gabriel Mountains]. 457 Comment
  UCR259180  Epipactis gigantea R. G. Swinney 2010-6-23 13371 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  POM956  Equisetum hyemale var. affine L. C. Wheeler 1916-3-18 59 Los Angeles Palmers Canyon, near pool Comment
  SBBG131719  Equisetum laevigatum S. A. Junak 1999-5-21 SCa 980 Los Angeles Coffee Pot Cyn, just upstream from rd crossing 405 Comment
  SEINET3866289  Equisetum laevigatum Louis C. Wheeler 1967-5-24 9733 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth.; 0 678 Comment
  CAS-BOT-BC57310  Equisetum laevigatum Louis C. Wheeler 1946-8-27 6269 Los Angeles San Gabriel Mountains; Jackson Lake 1859 Comment
  UCR116288  Eremalche exilis B. G. Pitzer 1998-5-12 3701 Los Angeles Western Mojave Desert, W side of 170th Street East, 0.5 mi. south of Avenue 'J' (N5), and c. 0.2 mi. north of the west entrance to Saddleback Butte State Park 890 Comment
  UCR141031  Eremalche exilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA596737  Eremocarpus setiger L. C. Wheeler 1966-10-22 9041 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
  RSA595697  Eremocarpus setiger L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  SEINET10805118  Eremocarpus setiger Walter H. Lewis 1991-6-13 Lewis 14930 Los Angeles Padua Hills, N. Claremont, between Padua and Mills roads on Mt. Baldy Drive. 518 Comment
  RSA0108911  Eriastrum densifolium subsp. austromontanum Mark Brunell 1993-7-16 137 Los Angeles San Jacinto Mts. Thomas Mtn Road 1.5 km west of thomas Mtn. Campground, both sides of road. 1939 Comment
  RSA469270  Eriastrum filifolium Blanche Trask 1901-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA0121267  Eriastrum filifolium E. A. Zumbro 1902-05 58 Los Angeles Downey. Comment
  UC1922846  Eriastrum sapphirinum Scott D. White, Jennifer H. Jones 2005-6-23 11147 Los Angeles San Gabriel Mountains: Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon. Acton 7.5' Quad. Comment
  SD112089  Eriastrum sapphirinum subsp. dasyanthum Linda Allen 1975-6-15 Los Angeles Century Ranch, west Santa Monica Mountains. Comment
  UCR197177  Eriastrum sapphirinum subsp. dasyanthum Valerie Soza, LeRoy Gross 2001-5-9 1196 A Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  CAS-BOT-BC514972  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1917-7-7 6612 Los Angeles Laurel Canyon, Santa MOnica Mts. Comment
  CAS-BOT-BC514983  Eriastrum sapphirinum subsp. dasyanthum C. B. Wolf 1931-7-2 2262 Los Angeles Little Tujunga Wash, 0.5 mi above the bridge on the road from Sunland to San Fernando 335 Comment
  UCR99525  Ericameria cooperi Steve Boyd, L. Raz 1997-3-26 9365 Los Angeles San Gabriel Mtns., Liebre Mountains region, northern base of Portal Ridge at mouth of Myrick Canyon, S edge of the Antelope Valley, south of Fairmont Reservoir. 1000 Comment
  UCR186657  Ericameria linearifolia A. C. Sanders 2006-5-16 32354 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  CAS-BOT-BC298891  Ericameria nauseosa var. bernardina Wesley Griesel 1962-9-13 737 Los Angeles Near Dawson Saddle, State Highway #2, San Gabriel Mts 2377 Comment
  RSA660424  Ericameria parishii Orlando Mistretta 1992-5-21 s.n. Los Angeles Right Star Mine, S of Acton. Comment
  UCR143332  Ericameria parishii Anstruther Davidson 1916-1 3146 Los Angeles San Gabriel Mtns, La Crescenta [between Verdugo Mtns and San Gabriel Mtns] 610 Comment
  LA32043  Ericameria parishii var. parishii Henry J. Thompson; 1958-10-22 1811 Los Angeles SANTA MONICA MOUNTAINS, Mt. Hollywood, Griffith Park, just N of Mt. Hollywood. 380 Comment
  HSC5751  Ericameria pinifolia W. H. Kinch 1954-9-30 25 Los Angeles Padua Ave. N Claremont, San Antonio Wash. 335 Comment
  RSA0092158  Ericameria pinifolia R. G. Swinney 2011-9-22 15688 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge. 1009 Comment
  RSA758725  Ericameria pinifolia Geo. L. Moxley 1915-7-5 372 Los Angeles Arroyo Seco, Pasadena. Comment
  SD50746  Ericameria pinifolia Darley F. Howe 1959-10-25 Los Angeles Mill Creek Summit, Angeles Crest Highway, San Gabriel Mountains 1498 Comment
  UC146999  Ericameria pinifolia C. F. Baker 1908-12-15 5235 Los Angeles Claremont Comment
  UCR189953  Erigeron breweri R. G. Swinney, Vanessa Merritt 1998-6-12 6963 Los Angeles San Gabriel Mtns., 3 miles west of Pinon Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek 1378 Comment
  UCR209494  Erigeron breweri R. G. Swinney 2008-6-17 9044 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  RSA0001120  Erigeron breweri var. bisanctus C. F. Baker 1903-8-2 3451 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  POM357456  Erigeron foliosus B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  UC284891  Erigeron foliosus var. foliosus P. A. Munz 1923-8-31 7781 Los Angeles Blue Ridge Southern California, San Gabriel Mts., Swartout Valley, Blue 2499 Comment
  CAS-BOT-BC295961  Erigeron philadelphicus Munz; Street; Williams 1919-4-5 2469 Los Angeles San Dimas Comment
  RSA717222  Eriodictyon crassifolium Scott D. White, Pam DeVries 2006-5-10 11442 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SEINET4344737  Eriodictyon crassifolium Kay H. Beach 1943-5-11 1743 Los Angeles San Gabriel Mountains, upper part of Lewis Paul Canyon on Woods Trail Comment
  SEINET6699514 Image available Eriodictyon crassifolium B. C. Templeton, T. W. and C. B. Clokey 1930-5-13 1466 Los Angeles Bouquet Canyon 600 Comment
  RSA0030903  Eriodictyon crassifolium Louis E. Hoffman 1930-5-8 s.n. Los Angeles Sunland. Comment
  CAS-BOT-BC189118  Eriodictyon crassifolium var. crassifolium F. A. Thackery 1928-5-18 423 Los Angeles Tuyunga Comment
  RSA454995  Eriodictyon crassifolium var. nigrescens Bonnie C. Templeton 1931-4-8 s.n. Los Angeles Bouquet Canyon. 500 Comment
  CAS-BOT-BC188942  Eriodictyon parryi Fordyce Grinnell 1916-6-10 s.n. Los Angeles Sister Elsie Trail, San Gabriel Mountains Comment
  CAS-BOT-BC188953  Eriodictyon parryi Le Roy Abrams 1908-7-2 577 Los Angeles Rock Creek, San Gabriel Mountains 1676 Comment
  RSA155791  Eriodictyon traskiae Peter H. Raven 1962-5-20 17787 Los Angeles Santa Catalina Island. Grove above White s Landing on Airport Road. 427 Comment
  SD72753  Eriodictyon traskiae F. R. Fosberg 1931-7-14 S 5402 Los Angeles Santa Catalina Island; Echo Lake. 349 Comment
  CAS-BOT-BC222680  Eriodictyon trichocalyx I. M. Johnston 1917-7-28 1574 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 2286 Comment
  UCR145175  Eriodictyon trichocalyx June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCR256458  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2010-9-9 13779 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA628710  Eriodictyon trichocalyx var. trichocalyx R. S. Woglum 1942-5-20 3326 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  RSA658844  Eriodictyon trichocalyx var. trichocalyx J. S. Burns 1992-5-11 15 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest 762 Comment
  UCR202445  Eriogonum R. G. Swinney 2005-8-15 8485 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  CAS-BOT-BC248475  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles One-half mile east of Palmdale, Mojave Desert 807 Comment
  SBBG125878  Eriogonum angulosum A. Parikh, N. Gale 2010-6-7 3263 Los Angeles Sierra Pelona, 5.2 km W of State Hwy 14, 1.2 km SW of California Aqueduct; E Liebre Mtns 970 Comment
  CAS-BOT-BC241980  Eriogonum cinereum Le Roy Abrams 1901-8-1 2193 Los Angeles Santa Monica Comment
  SEINET6332083  Eriogonum cithariforme var. agninum Robert Thorne, C. W. Tilforth 1973-4-20 43001 Los Angeles San Gabriel Mountains, Mojave Desert slope, 1 miles N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge 1143 Comment
  CAS-BOT-BC242764  Eriogonum davidsonii Louis C. Wheeler 1933-10-22 2191 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  RSA0096801  Eriogonum davidsonii R. G. Swinney 2011-9-27 15699 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA393173  Eriogonum davidsonii Anstruther Davidson 1905-1 s.n. Los Angeles Hollywood. Comment
  SD197875  Eriogonum davidsonii R. G. Swinney 2005-8-26 8525 Los Angeles Devil's Punchbowl County Park,peak 6374, ca. 0.5 mile southwest of Devil's Chair. 1933 Comment
  UCR193671  Eriogonum davidsonii R. G. Swinney 1999-6-28 7421 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  CAS-BOT-BC242747  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1990-5-29 2669 Los Angeles San Gabriel Mountains. Big Pines Hwy, midway between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW 1402 Comment
  UCR239041  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3246 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 4.0 km west of State Hwy 14, 2.2 km southwest of California Aqueduct 1143 Comment
  RSA741090  Eriogonum elongatum Justin M. Wood 2008-11-20 240 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  RSA760613  Eriogonum elongatum R. G. Swinney 2008-12-6 9962 Los Angeles Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39. 256 Comment
  RSA65159  Eriogonum elongatum var. elongatum F. W. Peirson 1919-10-26 19 Los Angeles Along Pacific Electric tracks to Rubio Canyon, San Gabriel Mts. 549 Comment
  POM223981  Eriogonum elongatum var. elongatum Carl B. Wolf 1932-10-19 4352 Los Angeles South base of Ridge Route, 1.5 miles north of Castaic. 549 Comment
  UCR277124  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-29 13242 Los Angeles San Gabriel Mountains, May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54 854 Comment
  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-BC253272  Eriogonum fasciculatum var. foliolosum Javier Penalosa 1961-5-21 1525 Los Angeles San Gabriel Canyon Comment
  UCR125236  Eriogonum fasciculatum var. foliolosum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25506 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205 396 Comment
  RSA660764  Eriogonum fasciculatum var. polifolium Jeff Weiler 1981-4-26 33 Los Angeles La Canada, Earl Canyon Motorway. Trailhead: NW side of Palm Dr., .3 mi. N of intersection with Fairmount Ave. Comment
  SBBG109035  Eriogonum giganteum var. formosum S. A. Junak with R. N. Philbrick 1996-5-30 SCl 552 Los Angeles top of E escarpment, just S of Twin Dams Cyn, ca. 0.8 mi NE of Camera Pad Boulder 1 381 Comment
  UC6298  Eriogonum giganteum var. formosum C. A. Purpus 1899-5 Los Angeles San Clemente Island Comment
  CAS-BOT-BC250304  Eriogonum giganteum var. giganteum W. S. Lyon 1885-4-1 s.n. Los Angeles Santa Catalina Isl. Comment
  UCR179708  Eriogonum gracile R. G. Swinney, Dave Larson 1996-7-17 5122 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  CAS-BOT-BC253454  Eriogonum gracile G. B. Grant No date on label. s.n. Los Angeles Los Angeles Comment
  UCR281973  Eriogonum maculatum R. G. Swinney 2014-4-18 16113 Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  CAS-BOT-BC268774  Eriogonum mohavense A. D. E. Elmer 1902-6-1 3651 Los Angeles Lancaster Comment
  SBBG64070  Eriogonum molestum Anstruther Davidson -Jul-1893 Los Angeles Wilson's Peak Comment
  RSA393617  Eriogonum nudum var. pauciflorum L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  CAS-BOT-BC269770  Eriogonum nudum var. pauciflorum G. J. Goodman; C. L. Hitchcock 1930-7-28 1719 Los Angeles S. slope of Mt. San Antonio 2438 Comment
  CAS-BOT-BC257759  Eriogonum parvifolium Henry J. Thompson 1958-10-23 1815 Los Angeles Santa Monica Mountains. Point Dume 30 Comment
  SD88167  Eriogonum parvifolium var. parvifolium Reid Moran 1972-5-27 17142 Los Angeles South slope, seabluffs just east of Pt. Vicente 4 Comment
  SBBG120  Eriogonum plumatella R. Hoffmann 1927-8-31 Los Angeles Acton to Palmdale Comment
  SBBG64257  Eriogonum roseum R. Hoffmann 1927-8-31 Los Angeles NE of Acton Comment
  RSA424908A  Eriogonum saxatile Fordyce Grinnell Jr. 1910-6-23 1505 Los Angeles San Gabriel Mountains: Strawberry Ridge 1677 Comment
  UCR272861  Eriogonum saxatile R. G. Swinney 2011-8-5 15613 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
  CAS-BOT-BC268174  Eriogonum umbellatum var. minus Frank W. Peirson 1920-9-12 21 Los Angeles Summit San Antonio Peak (Baldy) 3048 Comment
  RSA0099412  Eriogonum umbellatum var. minus R. G. Swinney 2011-8-5 15593 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
  SD1304  Eriogonum umbellatum var. munzii Ruth B. Randall 1931-7-19 Los Angeles Swartout, on rocky hillside; San Bernardino Mountains 1950 Comment
  RSA782513  Eriogonum wrightii Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 6 Los Angeles road 7N23 turn from road 7N08 Comment
  CAS-BOT-BC227705  Eriophyllum confertiflorum Timothy S. Ross; Steve Boyd 1994-5-10 7705 Los Angeles Liebre Mountains. Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mtn summit 890 Comment
  RSA0069779  Eriophyllum confertiflorum LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6997 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA608713  Eriophyllum confertiflorum L. C. Wheeler 1931-3-30 s.n. Los Angeles La Verne. Comment
  RSA724640  Eriophyllum confertiflorum K. Dobry 1991-6-24 D- 755 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA777528  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10824 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  CATA158  Eriophyllum confertiflorum var. confertiflorum Mark L. Hoefs, A. Douglas Propst 1973-3-14 119 Los Angeles Santa Catalina Island: West side of White's Landing, on bank behind beach 7 Comment
  SBBG61046  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  CAS-BOT-BC308369  Eriophyllum nevinii Alice Eastwood 1917-7-25 6448 Los Angeles Santa Catalina Island Comment
  RSA21242  Eriophyllum pringlei C. B. Wolf 1937-4-28 8513 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  SBBG61087  Eriophyllum pringlei R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCSB9202  Eriophyllum wallacei Phillips, Priscilla 1958-4-26 Los Angeles 2 mi. south of Palmdale, Route 138 Comment
  RSA0045261  Erodium cicutarium R. G. Swinney 2010-3-22 12006 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA592135  Erodium cicutarium Louis C. Wheeler 1967-3-3 9170 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  RSA534074  Erodium moschatum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5255 Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336 ) marker, 1800ft SE of Malo Knoll (1396 )) Beginning of drainage. 386 Comment
  CAS-BOT-BC40780  Erysimum capitatum Ernest C. Twisselmann 1962-4-10 6829 Los Angeles Mojave Desert. Rosamund region. 1.3 miles east of Highway 6 on road at the end of Avenue A. 624 Comment
  SEINET7063084  Erysimum capitatum A. G. Vestal 1963-5-22 s.n. Los Angeles In the San Gabriel Mountains southeast of Palmdale. UTM Zone 11, 400840mE, 3822562mN. (WGS84/NAD83). 876 Comment
  UCR271045  Erysimum capitatum R. G. Swinney 2011-6-6 15012 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  CAS-BOT-BC40713  Erysimum capitatum P. Parnay 249 Los Angeles Little Tejunga. Comment
  SFV16173  Erysimum capitatum P. A. Krueger 1994-5-2 10 Los Angeles San Gabriel Mountains 0.4 miles on USFS road 3N16 from Highway 2. 1600 Comment
  SD107834  Erythranthe cardinalis Mark Hoefs 1973-6-5 342 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon; stream bed by main road 22 Comment
  SD69672  Erythranthe cardinalis Robert F. Thorne 1966-6-1 36506 Los Angeles Santa Catalina Island; along stream at lower end of Cape Canyon above junction with Middle Ranch Canyon 235 Comment
  UC855147  Eschscholzia F. R. Fosberg 1931-4-1 S 4438 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 75 Comment
  CAS-BOT-BC403158  Eschscholzia californica Peter H. Raven 1962-5-22 17834 Los Angeles Santa Catalina Island: first canyon west of Lions Head Point 51 Comment
  CAS-BOT-BC403186  Eschscholzia californica W. R. Dudley; F. H. Lamb 1896-6-8 4375 Los Angeles Near Neenach, Liebre Mountains Comment
  OBI69417  Eschscholzia californica Vicki Arnold, S. Cooper 1994-4-17 27 Los Angeles Lancaster Ave I W of hwy 14 640 Comment
  RSA0038397  Eschscholzia californica L. Haines 1935-7-4 s.n. Los Angeles San Dimas, San Gabriel Mts. Comment
  RSA0056412  Eschscholzia californica James R. Shevock 1970-3-14 34 Los Angeles Claremont. 518 Comment
  RSA433670  Eschscholzia californica Emma Robinson 1884-5-6 s.n. Los Angeles W of Los Angeles County Comment
  CAS-BOT-BC83099  Eschscholzia minutiflora Timothy S. Ross 1991-4-27 4669 Los Angeles Mojave Desert. Black Butte Basin Road. 2.75 miles and ca. 145 deg. southwest of Three Sisters (buttes). 1005 Comment
  RSA316363  Eschscholzia minutiflora Robert F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 54987 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
  UCR163511  Eschscholzia minutiflora B. G. Pitzer 1998-5-23 3727 Los Angeles Western Mojave Desert, community of Lake Los Angeles, NNE of Pearblossom, intersection of 170th St. and Ave 'N 801 Comment
  RSA587076  Eschscholzia minutiflora Tim S. Ross 1991-4-27 4696 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCR51500  Eucalyptus globulus A. C. Sanders 1987-12-4 7447 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport and Pershing Dr 38 Comment
  PASA2097  Eucrypta chrysanthemifolia Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA612172  Eucrypta chrysanthemifolia Valerie L. Soza, J. Gural 1997-4-10 33 Los Angeles Bernard Field Station of the Claremont College, NW corner of Mills Ave and Foothill Blvd. 412 Comment
  RSA785823  Eucrypta chrysanthemifolia var. chrysanthemifolia K. Dobry 1990-3-25 112 Los Angeles Simi Hills at Dayton Canyon. Comment
  UC440430  Eucrypta chrysanthemifolia var. chrysanthemifolia Carl Epling 1930-4-10 Los Angeles Mandeville Canyon; Santa Monica Mountains Comment
  RSA279071  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert F. Thorne 1971-4-9 41537 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  SFV2531  Eulobus californicus M. L. Vincent 1962-4-6 162 Los Angeles Santa Monica Mountain Old Topanga Canyon Road, 3 miles south of Ventura Blvd. Hillside. 400 Comment
  RSA596492  Eupatorium adenophorum L. C. Wheeler 1966-11-27 9161 Los Angeles San Gabriel Mountains. Monrovia Canyon at confluence with Sawpit Canyon. 373 Comment
  UCR193942  Euphorbia A. C. Sanders 2008-7-10 35725 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA747328  Euphorbia albomarginata R. G. Swinney 2005-8-11 8439 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCR99451  Euphorbia dendroides L. C. Wheeler 1947-6-1 6512 Los Angeles Altadena. New York Avenue, on E side of Eaton Wash. 268 Comment
  UCR95515  Euphorbia maculata L. C. Wheeler 1966-9-21 8882 Los Angeles San Gabriel Mtns., San Gabriel Canyon, El Encanto 259 Comment
  RSA0124088  Euphorbia maculata Louis C. Wheeler 1967-7-18 10091 Los Angeles Little Tujunga [Canyon], Gerard Station, mouth of Marek Canyon. 381 Comment
  RSA718274  Euphorbia peplus R. G. Swinney 1998-4-13 5962 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  SEINET13383997 Image available Euphorbia peplus R. G. Swinney 2010-1 12325 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA0042679  Euphorbia peplus Laura Moore, Jean Moore 1999-4-25 032 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  RSA600890  Euphorbia peplus L. C. Wheeler 1946-4-14 6183 Los Angeles San Gabriel Mountains. Fish Canyon ca. one mile downstream from falls. 396 Comment
  RSA609013  Euphorbia serpillifolia L. C. Wheeler 1931-1 s.n. Los Angeles La Verne. Comment
  SD224945  Euphorbia terracina Daryl Koutnik 1996-3-14 Los Angeles Santa Monica Mtns: Corral Canyon Road abuut 1/4 mi. N of Pacific Coast Highway, at crossing of Solstice Canyon. 10 Comment
  SFV7065  Euthamia occidentalis T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  CDA8358  Fatoua villosa Ben Miled 2008-6-14 PDR# 1353898 Los Angeles Sun Valley, 10645 Tuxford St. 0 Comment
  LA104051  Festuca microstachys Barry A. Prigge; 1986-4-20 7034 Los Angeles 5.7 mi W of Lake Hughes on Pine Canyon Road (N2) at Bushnell Summit 1249 Comment
  UCR259761  Festuca myuros R. G. Swinney 2010-5-11 12639 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  SBBG113044  Festuca octoflora S. A. Junak with K. Kirkland 1998-4-30 SCa 564 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  RSA609125  Ficus carica Louis C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Water Canyon. 579 Comment
  RSA0088601  Ficus microcarpa R. E. Riefner Jr. 2015-8-21 15 -341 Los Angeles City of Covina, N of 10-Freeway, E side of Grand Ave. at Walnut Creek, general vicinity of Fairway Ln. 150 Comment
  UCR51494  Ficus microcarpa A. C. Sanders 1987-12-4 7445 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  CDA36029  Ficus palmata R. G. Swinney 2008-5-3 8891 Los Angeles San Gabriel Mtns.; San Gabriel Canyon at El Encanto, west bank of the river. Comment
  RSA0055995  Filago californica Richard G. Swinney 2010-3-16 11937 Los Angeles San Gabriel Mountains/Verdugo Mountains: confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA187862  Filago californica R. F. Thorne 1966-4-28 36224 a Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  RSA654863  Filago californica A. C. Sanders, D. Malueg 1998-6-24 22068 Los Angeles San Gabriel Mnts.: E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Canyon Road, ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  RSA155918  Filago californica Peter H. Raven 1962-5-9 17653 Los Angeles San Clemente Island, along road just north of Guds. 250 Comment
  POM153281  Forestiera pubescens P. A. Munz, I. M. Johnston 1928-9-4 11160 Los Angeles 3 miles east of Elizabeth Lake. Comment
  RSA729527  Forestiera pubescens R. G. Swinney 1999-6-28 7450 Los Angeles Graham Canyon, south of Mescal Highlands Rd. Narrow canyon, sandy soil with boulders, one area with moist soil but no water flow; riparian vegetation surrounded by pinyon-juniper woodland. 1341 Comment
  CAS-BOT-BC52540  Frangula californica subsp. californica Carl B. Wolf 1927-12-31 1463 Los Angeles Occidental College, Eagle Rock Comment
  CAS-BOT-BC53328  Frangula californica subsp. cuspidata Le Roy Abrams; E. A. McGregor 1908-6-19 327 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA128054  Frankenia grandifolia Peter H. Raven, H. J. Thompson 1959-9-6 14361 Los Angeles At mouth of Malibu Creek. 2 Comment
  CAS-BOT-BC223754  Frankenia salina J. Ewan 1931-7-31 4769 Los Angeles Telegraph Road near Santa Fe R.R. Crossing Comment
  JEPS30097  Frankenia salina W. F. Parish 1891-1 Los Angeles Long Beach Comment
  JEPS43922  Fraxinus dipetala Frank W. Peirson 1919-7-1 383 a Los Angeles Fish Canyon San Gabriel Mountains 609 Comment
  RSA578106  Fraxinus dipetala Tim S. Ross, Steve D. Boyd 1994-5-10 7714 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
  RSA660401  Fraxinus dipetala Orlando Mistretta 1992-6-17 590 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UC1334664  Fraxinus dipetala J. E. Stumbo and J. C. Bayse 1966-4-4 LASCA 531 Los Angeles about 10 mi w Palmdale (along roadside, near Bouquet Reservoir) 762 Comment
  POM247926  Fraxinus velutina Joseph A. Ewan 1937-8-15 10968 Los Angeles West fork of San Gabriel River. 518 Comment
  UC1871090  Fremontodendron californicum subsp. californicum T. S. Ross, W. Appleby 1993-5-13 7130 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: 600 meters, 346 deg. NNW of Wilson Canyon Saddle, at the head of Whitney Canyon, about 100-120 meters WSW of the 3151-foot ridgetop knoll; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 section 9; ca 3060 feet el ... 933 Comment
  UCR178783  Fritillaria biflora R. G. Swinney 1969-5-10 455 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi N of Sierra Madre Ave., N of Pennsylvania Ave. 366 Comment
Read comments
Mar 10 2008
  RSA613263  Funastrum cynanchoides var. hartwegii L. C. Wheeler 1932-8-1 1104 Los Angeles Liveoak Wash near La Verne 396 Comment
  UCR219332  Galinsoga parviflora Lorraine Weller 2009-5-5 050509- 01 Los Angeles Los Angeles, Greater Watts Community Gardens, 600 block East 118th Place 35 Comment
  CAS-BOT-BC223004  Galium andrewsii subsp. andrewsii W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mt., Angeles National Forest 1615 Comment
  RSA0021700  Galium angustifolium Duncan S. Bell, Caitlin Elam 2013-6-24 5273 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  UCR204045  Galium angustifolium R. G. Swinney 2005-5-14 8239 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  CDA42138  Galium angustifolium G. C. Fleischman 1942-6-18 s.n. Los Angeles Sierra Madre. 0 Comment
  POM367680  Galium angustifolium subsp. angustifolium Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon. Comment
  RSA188391  Galium angustifolium subsp. angustifolium Robert F. Thorne, Percy C. Everett 1965-6-22 34918 Los Angeles Catalina Island. South of Avalon golf course. 91 Comment
  UCR282138  Galium angustifolium subsp. angustifolium R. G. Swinney 2014-5-15 16548 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  POM367693  Galium angustifolium subsp. angustifolium C. Epling, L. Ellison 1929-4-27 s.n. Los Angeles Santa Monica Mountains. Topango Canyon. Comment
  UC1587718  Galium aparine Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-19 5261 Los Angeles westerly fork of canyon draining to Mosquito Cove ([drainage beginning 800 ft n of Rest [1336'] marker, 1800 ft se of Malo Knoll [1396'], beginning of drainage); San Clemente Island, Near-Death Canyon 384 Comment
  UCR271729  Galium aparine R. G. Swinney 2011-3-26 14202 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA580137  Galium aparine Tim S. Ross, Darin Banks 1994-4-12 7496 A Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 670 m SSE of where Drinkwater Canyon joins S. Fr. Canyon. 537 Comment
  RSA659152  Galium aparine Paul Neipp 1994-5-19 35 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  RSA679054  Galium aparine Valerie L. Soza, LeRoy Gross 2002-5-8 1451 Los Angeles Southwest side of Deer summit ('3599'), ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 1052 Comment
  SD107761  Galium bifolium Robert F. Thorne, Larry DeBuhr 1974-6-28 44745 Los Angeles San Gabriel Mts., Angeles National Forest: Lily Springs area on N slope Mt. Hawkins, drainage of S Fork Big Rock Creek 2438 Comment
  UC1375365  Galium catalinense C. Davidson 1971-5-7 1517 Los Angeles lower part of canyon Catalina Is., Middle Ranch Canyon Comment
  UC483360  Galium catalinense L. R. Abrams and I. L. Wiggins 1931-7-4 317 Los Angeles White's Landing Channel Islands, Santa Catalina Island Comment
  SBBG132118  Galium catalinense subsp. acrispum S. A. Junak 1996-4-13 SCI 313 Los Angeles S fork of first cyn S of Bryce Cyn, upstream from fork in cyn 274 Comment
  RSA188392  Galium catalinense subsp. catalinense Robert F. Thorne, Percy C. Everett 1965-6-23 34996 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  RSA629743  Galium catalinense subsp. catalinense Louis C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  CAS-BOT-BC494156  Galium jepsonii Valerie Soza 2004-6-17 1723 b Los Angeles San Gabriel Mountains, along Pacific Crest Trail, from Cloudburst Summit to Cooper Canyon, just below summit along Hwy 2 2103 Comment
  RSA530050  Galium johnstonii Tim S. Ross 1991-8-16 5839 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  LA50680  Galium nuttallii subsp. nuttallii Carl Epling; 1929-3-16 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SD92960  Galium nuttallii subsp. nuttallii W. Bertsch 1954-4-19 475 Los Angeles Little Dalton Canyon 366 Comment
  SD253549  Galium porrigens R. G. Swinney 2011-3-7 15033 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5'Q) 1584 Comment
  SD217380  Gambelia speciosa Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4430 Los Angeles San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  UCD123811  Gambelia speciosa P. B. Kennedy 1928-3-30 s.n. Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  RSA660772  Gamochaeta pensylvanica Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 44 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  RSA585535  Garrya veatchii Tim S. Ross 1992-4-21 6217 a Los Angeles Glendora Ridge Road: on the divide between San Dimas Canyon and Cattle Canyon, draining northwestward toward Peacock Canyon. 1121 Comment
  RSA601265  Garrya veatchii Louis C. Wheeler 1968-2-4 s.n. Los Angeles San Gabriel Mountains: 1/2 mi. south southwest of Johnstone Peak by Ham Canyon Truck Trail on ridge between Ham and Sycamore canyons. 861 Comment
  UC303662  Garrya veatchii I. M. Johnston 1918-5-19 1986 Los Angeles San Antonio Canyon; San Antonio Mountains 1371 Comment
  UCR277405  Garrya veatchii R. G. Swinney 2010-8-23 13578 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  RSA151250  Gastridium phleoides P. H. Raven 1962-7-10 17969 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island Comment
  RSA413932  Gastridium phleoides L. C. Wheeler 1932-6-4 803 Los Angeles Live Oak Canyon 518 Comment
  RSA413931  Gastridium phleoides Robert M. Perkins 1936-4-20 s.n. Los Angeles [Unspecified] Comment
  RSA228894  Gayophytum decipiens Robert F. Thorne 1971-8-25 41269 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily spring on NW slope of Mt. Hawkins 2134 Comment
  RSA776514  Gayophytum diffusum subsp. parviflorum Jane Tirrell 2011-8-19 LS- 40 Los Angeles Approximately 0.25 mile above south side of Highway 2 near mile marker 67.86. 2435 Comment
  UC1595380  Gayophytum diffusum subsp. parviflorum Tim Ross and Steve Boyd 1990-6-18 3468 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek USGS 7.5' quad (northerly draw draining to Jackson Lake) 1877 Comment
  LA202298  Genista monspessulana Arthur C. Gibson; 2005-5-12 5042 Los Angeles Comment
  SBBG51533  Geranium bicknellii M. H. Ward 1975-5-2 171 Los Angeles Pasadena Comment
  RSA594652  Geranium rotundifolium Louis C. Wheeler 1967-7-30 10263 Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 Comment
  UCR177252  Geranium rotundifolium LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1065 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  RSA0091344  Gilia R. G. Swinney 2011-5-12 14693 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  RSA569938  Gilia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4847 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCR162287  Gilia Anuja Parikh, Nathan Gale 2004-6-2 2030 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  UCR187248  Gilia A. C. Sanders 2006-4-21 32124 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  RSA709788  Gilia brecciarum subsp. brecciarum LeRoy Gross 2005-4-28 2141 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  SEINET7047889  Gilia latiflora Steven R. Hill, Kate Kramer 2001-4-22 33337 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
  CAS-BOT-BC226339  Gilia latiflora subsp. davyi Herbert L. Mason 1932-4-1 6869 Los Angeles One mile east of Lancaster, Mohave [Mojave] Desert Comment
  SD41976  Gilia latiflora subsp. davyi Darley F. Howe 1947-5-6 Los Angeles North side of San Gabriel Mountains. 1676 Comment
  RSA85272  Gilia latiflora subsp. davyi Hatch Graham 1950-4-22 s.n. Los Angeles Ridge Route. 1220 Comment
  RSA680111  Gilia modocensis LeRoy Gross, Michael Denslow 2003-6-4 991 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2) 2439 Comment
  RSA0004804  Gilia modocensis Verne Grant 1956-6-14 21952 Los Angeles Bare rocky slope of ridge SW of Big Pines, San Gabriel Mts. 1982 Comment
  SBBG98552  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5324 Los Angeles terrace flats between Box and Horse Cyns 484 Comment
  SD51882  Gilia nevinii Peter H. Raven 1962-4-9 17166 Los Angeles San Clemente Island. Side of small arroyo in rocky grassland above Wilson cove. 60 Comment
  UC1602122  Gilia nevinii S. B. Parish 1885-4-1 Los Angeles San Clemente Island Comment
  RSA0017118  Gilia ochroleuca subsp. bizonata R. G. Swinney 1999-6-5 7264 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat 1799 Comment
  UCR129378  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1995-4-11 1621 Los Angeles San Gabriel Mtns, Santiago Canyon. W-draining slopes of Santiago Canyon c. 1 mi SW of the confluence with Little Rock Creek 1159 Comment
  UCR223782  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-5-27 10902 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  CAS-BOT-BC402075  Gilia ochroleuca subsp. vivida Clare B. Hardham 1965-6-19 13101 Los Angeles San Gabriel Mountains 2133 Comment
  RSA679881  Gilia sinuata LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 842 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  UCR206128  Gilia splendens R. G. Swinney 2008-6-10 9003 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  UC1075811  Glycyrrhiza glabra G. W. Garrettson 1955-5-25 Los Angeles s side of Valley Blvd. 1/4 mi e Collins St.; Spadra Comment
  RSA652781  Gnaphalium Monica Acosta 1998-5-25 40 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 225 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
  RSA660105  Gnaphalium californicum Orlando Mistretta 1992-6-12 566 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR136831  Gnaphalium californicum John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  UCR190776  Gnaphalium californicum R. G. Swinney 1998-8-6 6692 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCR204863  Gnaphalium californicum R. G. Swinney 2006-6-18 8538 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  SEINET13387035 Image available Gnaphalium canescens R. G. Swinney 2011-1 15729 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
  IRVC29585  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26193 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  UCR127091  Gnaphalium palustre Mark A. Elvin, Cathleen Weigand 2003-4-7 2452 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  CDA6132  Grindelia camporum Phillipson 1915-7-15 Los Angeles South Sierra Madre Comment
  LA203624  Gutierrezia microcephala Jonathan Sauer; D. Bradbury, L. Wester 1969-10-19 4637 Los Angeles San Gabriel Mountains, near Kentucky Springs 1066 Comment
  RSA41026  Gutierrezia sarothrae H. E. Hasse 1890-09 s.n. Los Angeles Santa Monica Mountains, Foothills. Comment
  RSA596984  Gutierrezia sarothrae Steve Boyd, Lauren Raz 1996-9-24 8958 Los Angeles Liebre Mountains, upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, just south of the boundary of Knapp Ranch area 841 Comment
  UC32181  Gutierrezia sarothrae J. H. Barber 1897-6-22 170 Los Angeles San Fernando Valley Comment
  RSA188226  Harpagonella palmeri R. F. Thorne, P. Everett 1965-6-24 35023 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  SBBG113121  Harpagonella palmeri S. A. Junak 1997-3-27 SCa 361 Los Angeles Cape Cyn, along Cape Cyn Rd, ca. 0.2 rd mi W of Cape Cyn Reservoir 304 Comment
  SD135120  Hazardia cana Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22685 Los Angeles San Clemente Island; West fork of Red Rock Canyon. 270 Comment
  RSA90643  Hazardia squarrosa F. W. Peirson 1922-9-14 4739 Los Angeles San Antonio Canyon. 1067 Comment
  UCR190023  Helenium bigelovii R. G. Swinney 1998-10-3 7018 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  UC55063  Helenium puberulum Ernest Braunton 1902-7-1 600 Los Angeles Los Angeles River Comment
  UCR270919  Helianthemum scoparium R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14341 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  UCR55900  Helianthemum scoparium J. A. Adams 1965-4-29 151 Los Angeles San Gabriel Mtns., Thompson's Wash, at N end of Indian Hill Blvd., Claremont 427 Comment
  SBBG125473  Hemizonella minima A. Parikh, N. Gale 2010-6-19 3343 Los Angeles upper Big Tujunga Cyn, 0.9 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1240 Comment
  RSA360331  Hemizonia australis F. R. Fosberg 1930-6-26 s.n. Los Angeles Lower Ballona Creek 8 Comment
  UCR86534  Hemizonia clementina T. S. Ross 1992-4-14 6157 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  UCR88688  Hemizonia minthornii Scott D. White 1995-10-19 3718 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  RSA135199  Hesperocnide tenella Peter H. Raven 1960-5-15 15372 Los Angeles Piuma Road 5.1 miles north-west of Rambla Pacifica [Rd]. Santa Monica Mountains. 213 Comment
  SEINET4118146  Hesperocnide tenella J. Mygatt, F. Starkey 1997-1 M- 97 -251 Los Angeles Catalina Island, end of the road to Renton Mine. 240 Comment
  UC1929540  Hesperocyparis stephensonii Scott D. White, Justin Wood 2008-5-6 11939 Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). Firestone Boy Scout Reservation. Comment
  OBI29603  Hesperoyucca whipplei Leo Thibault 1966-5-28 24 Los Angeles Mohave Desert, 1.5 mi NE of Palmdale 1082 Comment
  RSA230201  Heterocodon rariflorum R. F. Thorne 1969-7-2 38224 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  UCR125150  Heteromeles arbutifolia A. C. Sanders, Mark Elvin 2002-6-18 25128 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR219280  Heteromeles arbutifolia Jonas A. Winbolt, Rocky Brown 2010-8-20 010 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  UCR38914  Heteromeles arbutifolia B. A. Prigge 1985-6-14 6421 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail below Murphy Ranch Site 598 Comment
  RSA0074508  Heterotheca fastigiata Timothy S. Ross 1991-8-16 5803 Los Angeles Big Tujunga Canyon, 1/5 mile due E of the confluence of Lucas Creek; roadside, Angeles Forest Highway. 918 Comment
  RSA0074526  Heterotheca fastigiata Timothy S. Ross, Peter Fritsch 1990-6-20 3616 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  UCR153972  Heterotheca grandiflora A. C. Sanders, T. B. Salvato 2005-4-26 29754 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  RSA0075827  Heterotheca grandiflora Orlando Mistretta 1992-4-4 136 Los Angeles San Clemente Island. Comment
  RSA0063276  Heuchera elegans R. G. Swinney 1998-10-3 7019 Los Angeles San Gabriel Mountains: upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground. 2012 Comment
  SEINET10957170 Image available Heuchera elegans LeRoy R. Abrams Abrams 1902 Los Angeles Wilson's Peak. Comment
  CATA1311  Hirschfeldia incana Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2402 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  SD181641  Hirschfeldia incana LeRoy Gross 2003-3-9 785 Los Angeles San Rafael Hills, a west-east trending ridge southwest of Flint Peak, east of the Glendale Freeway between Chevy Chase Drive to the north and Glenoak Blvd. 356 Comment
  LA200299  Hirschfeldia incana Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4678 Los Angeles Santa Monica Mountains, Latigo Canyon, unspecific location Comment
  RSA482891  Hirschfeldia incana D. S. Krause 1939-07 s.n. Los Angeles Roadside ditch, Foothill Blvd, east of Pasadena Comment
  RSA646129  Hirschfeldia incana Orlando Mistretta 1992-9-16 s.n. Los Angeles Oak Springs Trail; Tujunga Ranger District. 640 Comment
  SD215402  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles Liebre Mountains Region: Southern edge of the Antelope Valley at the north base of Portal Ridge, along 180th Street West near the California Aqueduct, east of mouth of Broad Canyon. 914 Comment
  CAS-BOT-BC149950  Holodiscus discolor var. discolor T. Mosquin 1959-5-30 3306 Los Angeles Catalina Island, hills west of Avalon Comment
  RSA12283  Hordeum depressum C. B. Wolf 1934-4-11 5658 Los Angeles Bryant Ranch, east of Long Beach along Bixby Ave. 0.5 mile west of Hansen Rd. 100 ft N of fence. 7 Comment
  RSA251484  Hordeum intercedens R. F. Thorne 1973-4-11 42792 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 427 Comment
  SBBG113120  Hordeum intercedens S. A. Junak 1997-3-27 SCa 356 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  CAS-BOT-BC289339  Hordeum murinum subsp. glaucum Edgar A. Mearns 1894-8-25 4055 Los Angeles San Clemente Island Comment
  UCR96173  Hordeum vulgare B. G. Pitzer 1996-4-20 2706 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  UC860571  Horkelia cuneata subsp. puberula Louis C. Wheeler 1932-5-23 753 Los Angeles San Gabriel Wash at Arrow Highway; San Gabriel Wash at Arrow Highway 106 Comment
  CAS-BOT-BC532296  Horkelia cuneata var. puberula Alice Eastwood 1906-6-5 202 Los Angeles Glendale Comment
  POM43358  Horkelia rydbergii Robert Kessler 1921-7-4 3442 Los Angeles Pine Flats. Comment
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Jul 29 2016
  RSA350802  Hutchinsonia Anstruther Davidson 1893-5-12 s.n. Los Angeles Del Sur. Comment
  UCR48943  Ilex cornuta A. C. Sanders 1987-7-22 7170 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  POM246599  Isocoma menziesii var. sedoides F. R. Fosberg 1931-4-12 4576 Los Angeles Santa Catalina Island; Palisades near Jewfish Point. 15 Comment
  LA200222  Isocoma menziesii var. vernonioides Harvey Anderson; August 1931 sn Los Angeles Santa Monica Mountains, Corral Canyon, unspecific location Comment
  CAS-BOT-BC324737  Iva axillaris A. C. Sanders; Mark Elvin 2002-6-20 25243 Los Angeles Santa Clar River bottom at confluence with Castaic Creek near and above bench mark 926 at foot of bluffs on south of riverNE end of Santa Susana Mtns. 289 Comment
  RSA600209  Iva axillaris Steve Boyd, Lauren Raz 1997-5-28 9895 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
  UCD51388  Jarava speciosa R. Tofsrud 1950-4-1 s.n. Los Angeles near Elizabeth Lake. Comment
  SBBG12860  Jaumea carnosa E. R. Blakley 1961-9-23 4722 Los Angeles Ballast Pt Comment
  CAS-BOT-BC47594  Jepsonia malvifolia James R. Shevock 1975-3-22 4029 Los Angeles between Black Jack Campground and Cottonwood Canyon. Base of Orizaba Mountain. Santa Catalina Island 304 Comment
  RSA233628  Jepsonia malvifolia R. F. Thorne 1970-3-6 39392 Los Angeles Santa Catalina Island: near Blue Cavern Point 46 Comment
  UCR282525  Juglans californica D. E. Bramlet 2011-5-10 4828 Los Angeles Puente Hills, 610 ft south of Powder Cyn., 368 ft. south of Fullerton Rd., 1,385 ft. west of N Harbor Blvd. 213 Comment
  RSA0011192  Juglans californica F. R. Fosberg 1931-5-12 S 4848 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 200 Comment
  UCR259284  Juncus R. G. Swinney 2010-6-4 12991 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR126363  Juncus balticus A. C. Sanders 2003-8-6 27122 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  RSA151123  Juncus bufonius Peter H. Raven 1962-5-8 17594 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 9 Comment
  RSA716471  Juncus macrandrus Scott D. White, Andrea Warniment 2006-7-7 11614 Los Angeles Gorman area, Gorman creek NE of the I-5 Freeway. SE Tehachapi Mts. 1037 Comment
  RSA616063  Juncus macrophyllus Scott D. White, B. Leatherman 1997-1-21 6062 Los Angeles NW San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). 579 Comment
  RSA368265  Juncus macrophyllus Anstruther Davidson 1920-07 s.n. Los Angeles Little Rock Creek. 1000 Comment
  SEINET6331549 Image available Juncus marginatus Victor Duran 1933-1 3526 Los Angeles Buckhorn; San Gabriel Mountains 1981 Comment
  RSA70286  Juncus mexicanus F. W. Peirson 1921-5-20 5352 Los Angeles Little Rock Creek, N slope of San Gabriel Mts 1037 Comment
  IRVC29007  Juncus rugulosus A. C. Sanders, Mark Elvin 2002-6-25 25278 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  UCR67648  Juncus rugulosus T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4022 Los Angeles San Gabriel Mtns., Angeles National Forest, Tujunga Ranger District. NE of Tie Summit Station & east of Angles Forest Hwy, westerly drainage that meets Tie Canyon 1524 Comment
  POM1604  Juncus rugulosus I. M. Johnston 1918-10-18 s.n. Los Angeles Los Angeles River. Comment
  UCR206487  Juncus tenuis A. C. Sanders, T. B. Salvato 2009-5-20 36868 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  JEPS63874  Juncus textilis Frank W. Peirson 1921-6-20 1640 Los Angeles North Fork San Gabriel River San Gabriel Mountains 762 Comment
  RSA0022559  Juncus textilis Peter Rubtzoff 1988-10-7 9964 Los Angeles Gold Creek Road nesr junction with Little Tujunga Road, Little Tujunga Canyon, ca. 2 mi northeast of the entrance to Angeles National Forest, or ca. 4 mi northeast of junction of Osborne Street and Foothill Blvd. 479 Comment
  SBBG14308  Juncus xiphioides E. R. Blakley 1962-10-5 5461 Los Angeles Middle Ranch Crk, 1 mi upstream from its mouth 60 Comment
  UCR117558  Juncus xiphioides A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23274 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 762 Comment
  CAS-BOT-BC81012  Juniperus californica Mrs. E. C. Sutliffe 1931-10-1 s.n. Los Angeles between Pasadena and Mojave, along the road Comment
  RSA729911  Juniperus californica Robert F. Thorne 1973-5-11 43569 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  UCR3152  Juniperus californica Frank C. Vasek 1964-6-5 640605- 02 Los Angeles Mojave Desert/San Gabriel Mtns., 1 mi NW of the San Bernardino Co. line on State Hwy 138 1171 Comment
  SEINET8981508 Image available Juniperus chinensis Arboretum Staff 68 P1046 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  UCR55765  Keckiella antirrhinoides var. antirrhinoides J. A. Adams 1963-4-30 13 Los Angeles Pomona College Wash, Claremont 335 Comment
  JEPS11118  Keckiella cordifolia C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon; San Gabriel Mountains 914 Comment
  SD52966  Keckiella cordifolia Peter H. Raven 1962-5-10 1773 Los Angeles San Clemente Island, Horse Canyon, the large canyon west of Thirst 274 Comment
  UCR131410  Keckiella cordifolia Alison Lipman 1998-6-11 s.n. Los Angeles South Coastal Plains Region, George F Canyon, Palos Verdes Peninsula 305 Comment
  RSA584770  Keckiella ternata subsp. ternata Tim S. Ross 1992-7-17 6728 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  NY790458  Keckiella ternata var. septentrionalis T. S. Ross 1992-7-5 6603 Los Angeles Red Mountain: east ridge of Red Mountain, ca. 530 m east of the summit. Warm Springs Mountain 7.5' USGS quardrangle 1118.6 Comment
  CAS-BOT-BC176819  Kochia californica Ernest C. Twisselmann 1970-9-8 17492 Los Angeles Antelope Valley: Highway 14 at Avenue A 762 Comment
  CAS-BOT-BC271342  Koeleria pyramidata Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  UCR182245  Koelreuteria bipinnata R. G. Swinney 1997-9-27 5878 Los Angeles San Gabriel Mountains, Live Oak Canyon, c. 1.6 mi. north of Baseline Rd., 0.8 mi. due north of Live Oak Canyon Dam 488 Comment
  RSA239429  Krascheninnikovia lanata C. W. Tilforth, John Dourley 1973-5-24 827 Los Angeles Bob's Gap Comment
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Dec 14 2011
  RSA631390  Lactuca serriola Valerie L. Soza, LeRoy Gross 1999-5-10 460 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 377 Comment
  RSA592196  Lamarckia aurea L. C. Wheeler 1967-4-9 9184 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  RSA594453  Lamarckia aurea D. L. Banks 1996-3-25 864 Los Angeles Claremont; Oakwood Apartments; 580 S. Bucknell Avenue; W side of street across from the Apartment complex. On disturbed ground between the sidewalk and school playground. Comment
  SEINET3129414  Lamarckia aurea G. B. Grant 1901-1-1 665 Los Angeles Pasadena Comment
  SFV9163  Lamium amplexicaule J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Yard of long-destroyed house near Puddingstone Reservoir. 305 Comment
  RSA165756  Lamium amplexicaule Wesley O. Griesel 1963-4-23 764 Los Angeles Tapia Park, Santa Monica Mtns. 91 Comment
  RSA82557  Lamium amplexicaule Raymond J. Dobbs 1927-3-21 7260 Los Angeles Michilinda. Comment
  RSA712176  Larrea tridentata R. G. Swinney 1997-9-6 5866 Los Angeles San Gabriel Mtns.: Desert slope. 223rd St., 0.5 mi S of Fort Tejon Rd; about 30 ft E of road 1195 Comment
  POM157987  Lasthenia californica M. B. Dunkle 1928-3-17 1742 Los Angeles Santa Catalina Island. Parson's [Landing]. 61 Comment
  CAS-BOT-BC354217  Lasthenia coronaria L. R. Abrams 1901-4-1 1234 Los Angeles Ballona Harbor Comment
  POM5999B  Lasthenia coronaria C. F. Baker 1903-8-13 4091 Los Angeles Claremont Comment
  CAS-BOT-BC329167  Lasthenia glabrata subsp. coulteri A. M. Johnson 1933-5-17 4267 Los Angeles Del Rey, Loa Angeles Comment
  JEPS10022  Lasthenia gracilis W. L. Jepson 1920-5-3 8927 a Los Angeles gravelly flats near San Fernando Comment
  UC30425  Lasthenia gracilis Harley P. Chandler 1897-2-10 Los Angeles Claremont 365 Comment
  SFV16074  Lathyrus vestitus P. A. Krueger 1994-5-14 19 Los Angeles San Gabriel Mountains 2 miles west on 2N23 from Newcomb's Saddle._x000B_ 900 Comment
  UC484102  Lathyrus vestitus var. vestitus Knopf and Johnson 1930-1-30 Los Angeles Middle Ranch Canyon Catalina Island Comment
  RSA584139  Lathyrus vestitus var. vestitus T. S. Ross 1990-6-8 2979 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA90348  Lathyrus vestitus var. vestitus F. W. Peirson 1921-5-12 4691 Los Angeles Big San Anita Trail 762 Comment
  CAS-BOT-BC321538  Layia glandulosa Timothy S. Ross; Victor W. Steinmann 1995-5-8 8559 Los Angeles Liebrel Mountains. Slopes between Leona Valley and Lost Valley. 1182 Comment
  POM50726  Layia glandulosa L. R. Abrams 1901-04 1402 Los Angeles Monte Vista. Comment
  SFV4253A  Layia glandulosa K. A. Wilson, M. L. Vincent 1965-5-18 1338 Los Angeles Mojave Desert Pearblossom. Corner of Fort Tejon and Longview roads. Comment
  SDSU4717  Layia platyglossa R. M. Beauchamp 1967-1-29 156 Los Angeles West and below Marine Outpost; San Clemente Island. Comment
  UC54048  Layia platyglossa L. A. Greata 1903-5-1 374 Los Angeles north of Pasadena Comment
  RSA361676  Layia platyglossa subsp. campestris Gale Sphon 1955-4-12 s.n. Los Angeles Open sandy area near beach, Point Dume. Comment
  POM361679  Layia platyglossa subsp. campestris Geo L. Moxley 1915-4-19 313 Los Angeles Near Sunset Drive and Hoover Street. Comment
  RSA158212  Layia platyglossa subsp. campestris Peter H. Raven 1962-5-9 17662 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  RSA368963  Lemna minor B. C. Templeton, I. W. Clokey 1930-2-18 1485 Los Angeles Rancho La Brea. Comment
  RSA409627  Lepechinia fragrans C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UCR182673  Lepechinia fragrans R. G. Swinney 1998-4-13 5958 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  SBBG70797  Lepidium dictyotum R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  RSA429957  Lepidium dictyotum Anstruther Davidson 1901-5-30 s.n. Los Angeles Buly Sough Comment
  RSA429871  Lepidium flavum Donald Myrick 1968-3-6 1817 Los Angeles on Mojave Desert near Hi Vista in Antelope Valley 915 Comment
  RSA726887  Lepidium flavum Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UC1587222  Lepidium lasiocarpum var. lasiocarpum Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-20 5335 Los Angeles terrace flats between Box Canyon and Horse Canyons (w side of San Clemente Island); San Clemente Island 484 Comment
  SEINET3148905  Lepidium medium G. B. Grant 1901-1 679 Los Angeles rare East. From Pasadena. Comment
  POM121543  Lepidium nitidum Marcus E. Jones 1882-11-29 3036 Los Angeles Pasadena. Comment
  SBBG13458  Lepidium nitidum E. R. Blakley 1962-6-9 5181 Los Angeles Triangulation Pt Thirst 598 Comment
  UCR25949  Lepidium pinnatifidum John C. Roos 1956-6-15 s.n. Los Angeles Santa Monica Blvd., along RR tracks between Westwood and Beverly Glen Blvds. 90 Comment
  UCR255848  Lepidium virginicum R. G. Swinney 2010-5-4 12483 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
  RSA603097  Lepidium virginicum var. pubescens L. C. Wheeler 1936-6-26 4191 Los Angeles Tanbark Flat, San Dimas Canyon, San Gabriel Mts. 853 Comment
  CAS-BOT-BC328059  Lepidospartum squamatum N. Dunn; J. Ewan 1931-12-6 5556 Los Angeles Higgins Canyon above Beverly Hills. Santa Monica Mts. Comment
  JEPS37117  Lepidospartum squamatum W. L. Jepson 1940-10-7 20184 Los Angeles Santa Monica, Sepulveda Comment
  POM361768  Lepidospartum squamatum L. C. Wheeler 1931-8-23 18 Los Angeles San Gabriel Mountains, San Antonio Canyon 1143 Comment
  RSA660031  Leptodactylon californicum Matt Bogdanoff 1981-5-25 30 Los Angeles Glendora Mtn. Rd., 6.7 mi N of junction with Sierra Madre Ave., N of Glendora. 762 Comment
  UCR178917  Leptodactylon californicum R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon at 'Owl Flats 473 Comment
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Jul 30 2010
  UCR280528  Leptosiphon aureus subsp. aureus R. G. Swinney 2014-4-10 16017 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA713729  Leptosiphon aureus subsp. aureus LeRoy Gross 2005-4-28 2113 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA534061  Leptosiphon bicolor T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5258 Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396')) Beginning of drainage. 386 Comment
  RSA228855  Leptosiphon breviculus R. F. Thorne 1971-6-26 39987 -A Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  RSA0099422  Leptosiphon ciliatus R. G. Swinney 2011-6-7 15049 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  SBBG64548  Leptosiphon liniflorus R. Hoffmann 1927-9-23 Los Angeles Neenach Comment
  SBBG60881  Leptosyne bigelovii R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA681897  Lessingia glandulifera var. glandulifera Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9627 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  OBI34014  Lessingia glandulifera var. glandulifera Mark Schneider 1973-10-4 s.n. Los Angeles By Tujunga wash 457 Comment
  RSA91295  Lessingia glandulifera var. glandulifera F. W. Peirson 1918-10-17 278 Los Angeles Pacoima Valley, west end of San Gabriel River 457 Comment
  SBBG63088  Lessingia glandulifera var. glandulifera R. Hoffmann 1931-9-28 Los Angeles 4 mi W of Harold Comment
  RSA464459  Lewisia brachycalyx Fred Burlew 1915-06 1594 Los Angeles Mt. San Antonio Comment
  RSA776479  Lewisia rediviva Jane Tirrell 2011-6-23 LS- 24 Los Angeles Approximately 0.5 mile west of Mt. Hawkins on crest of ridge. 2555 Comment
  SEINET11677068  Leymus condensatus J. F. Bright, Wyman, C. 1931-1 5466 Los Angeles near Pasadena Comment
  SBBG31101  Leymus triticoides R. F. Thorne 1966-5-31 36448 Los Angeles Little Harbor on beach 4 Comment
  UCR149807  Ligustrum Scott D. White 2004-4-23 10235 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA0088411  Ligustrum lucidum R. G. Swinney 2010-2-27 11761 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  UC1279996  Lilium humboldtii subsp. humboldtii Peter H. Raven with H. L. Wedberg 1957-6-15 10901 Los Angeles 0.8 mi. n. of U.S. 101A Latigo Canyon; Santa Monica Mts., Latigo Canyon Comment
  RSA729430  Lilium parryi Richard G. Swinney 1998-7-14 6423 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  SFV18080  Limonium perezii E. Brown, A. Alcantara 1993-4-8 s. n. Los Angeles Palos Verdes Peninsula. Behind the gates at the end of Via Margarita Street, off of Palos Verdes Drive West. Take trail to cliffs and proceed down to the shoreline. About 500 feet north of end of trail. 3 Comment
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Jul 8 2014
  UC908646  Linanthus aureus subsp. aureus Herbert L. Mason 1926-4-26 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains San Gabriel Mountains Comment
  UCR193539  Linanthus bigelovii R. G. Swinney 1999-6-28 7428 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
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Jul 31 2010
  UCR194044  Linanthus bigelovii R. G. Swinney 1999-5-22 7193 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCSB5135  Linanthus californicus H., J. 1934-6-1 Los Angeles San Dimas Exp. forest; Dam no. 2; sec. 1, T 1N, R 9W 792 Comment
  RSA0095265  Linanthus californicus subsp. glandulosus J. S. Burns 1992-5-11 10 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest. 762 Comment
  LA52345  Linanthus dianthiflorus Carl Epling; March 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC23499  Linanthus dianthiflorus J. H. Barber 1897-3-11 70 Los Angeles Santa Monica Canyon Comment
  UC572572  Linanthus dichotomus A. D. Gifford 1935-3-25 501 Los Angeles 5.25 mi ne Sawmill Peak; Tejon Quad. 914 Comment
  RSA702374  Linanthus liniflorus Scott D. White, Pam De Vries 2004-5-18 10416 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
  RSA0120152  Linanthus parryae R. G. Swinney 2014-4-30 16289 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  SBBG64498  Linanthus parryae R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR95350  Linanthus pygmaeus L. C. Wheeler 1967-5-2 9265 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
  CAS-BOT-BC133225  Lithophragma R. G. Swinney 1998-3-14 5909 Los Angeles San Gabriel Mtns.: Evey Canyon, ca. 0.75 mi. west of Mt. Baldy Rd., ca. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
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Dec 7 2018
  RSA0091077  Lithophragma affine R. G. Swinney 2011-3-22 14187 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  UCR190036  Lithophragma affine R. G. Swinney 1998-6-16 6973 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
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May 8 2012
  UCR190259  Lithophragma affine R. G. Swinney 2000-5-21 7778 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
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May 8 2012
  CAS-BOT-BC426260  Lithophragma affine Geo. B. Grant 1902-3-12 2471 Los Angeles Pasadena Comment
  RSA651521  Lithophragma affine Glenda Long 1981-4-26 19 Los Angeles West Fork of San Gabriel Canyon. .5 miles up canyon. Comment
  RSA747945  Lithophragma bolanderi Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12695 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  CAS-BOT-BC432214  Lithophragma bolanderi Steve Boyd; Walter Appleby 1993-4-22 7983 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. 975 Comment
  POM48105  Lobelia dunnii var. serrata I. M. Johnston 1924-8-13 s.n. Los Angeles Evey Canyon, San Antonio Mountains 701 Comment
  RSA611027  Lobelia dunnii var. serrata L. C. Wheeler 1932-9-9 1361 Los Angeles San Antonio Canyon. 1067 Comment
  UCR190882  Lobelia dunnii var. serrata R. G. Swinney 1998-8-6 6722 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  UCR243012  Lobelia dunnii var. serrata R. G. Swinney 2009-8-6 11509 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  RSA617226  Lobelia dunnii var. serrata LeRoy Gross 1998-9-12 51 Los Angeles Arroyo Seco Canyon between Switzer's Falls and Switzer's Campground 853 Comment
  UCR270990  Lobularia maritima R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14333 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  CAS-BOT-BC174474  Loeflingia squarrosa Alice Eastwood 1906-6-2 175 Los Angeles San Pedro Comment
  UC1595231  Lolium multiflorum Tim Ross and Peter Fritsch 1990-6-20 3605 Los Angeles mouth of Burro Canyon near the confluence of the E and W Forks of San Gabriel River (San Gabriel Mountains); , nr confl E and W Fks San Gabriel Rive 445 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
  RSA228912  Lolium perenne subsp. multiflorum R. F. Thorne 1971-6-26 40627 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA651783  Lolium perenne subsp. multiflorum C. E. Dofflemyer 1948-5-15 s.n. Los Angeles Cyprus Ave. 1mi North East of Covina. 213 Comment
  POM264693  Lomatium lucidum L. C. Wheeler 1933-5-5 1687 Los Angeles San Gabriel Mountains, 1/4 mi. below falls in Fish Canyon 396 Comment
  SDSU2234  Lomatium mohavense D. F. Howe 1979-4-30 5087 Los Angeles 2 miles northwest of Devil's Punch Bowl. 1433 Comment
  UCR181238  Lomatium nevadense R. G. Swinney 1997-6-13 5574 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  RSA97382  Lomatium nevadense var. parishii F. W. Peirson 1919-6-14 473 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  LA47632  Lonicera hispidula var. vacillans Henry J. Thompson; 1960-6-7 3070 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, in deep side canyon ca 0.4 mi S of tunnel, 1.6 mi S of Tapia Park. 152 Comment
  UCR227647  Lonicera hispidula var. vacillans R. F. Thorne, Percy C. Everett 1965-5-12 34613 Los Angeles Channel Islands; Santa Catalina Island, Bullrush Canyon 244 Comment
  CAS-BOT-BC240750  Lonicera interrupta Timothy S. Ross; Steve Boyd 1994-5-25 7944 Los Angeles Liebre Mountains. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  RSA709579  Lonicera interrupta A. C. Sanders, Helen Kennedy 2005-4-13 29468 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
  POM199700  Lonicera subspicata var. denudata I. W. Clokey 1929-06 4554 Los Angeles Mandeville Canyon, Santa Monica Moutains. 300 Comment
  RSA198820  Lonicera subspicata var. denudata R. F. Thorne, D. Propst 1938-5-27 37623 Los Angeles Santa Catalina Island, upper Skull Canyon 305 Comment
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Mar 12 2012
  SBBG69622  Lonicera subspicata var. denudata R. Hoffmann 1931-8-22 Los Angeles summit of Mt Wilson 1676 Comment
  SFV21117  Lonicera subspicata var. denudata L. Gross 2003-6-19 1098 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. Canyon bottom (the canyon is not as deep as the hills north of 210 Freeway are low Homes are in the northern portion, the southern half gets just a little steeper on the slopes with more water in the creek. 457 Comment
  UC28539  Lonicera subspicata var. denudata J. H. Barber 1897-1-9 10 Los Angeles Santa Monica Canyon Comment
  POM296478  Lonicera subspicata var. subspicata Lyman Benson 1953-5-2 15108 Los Angeles Catalina Island. White's Landing 15 Comment
  UCR68916  Lotus argophyllus subsp. ornithopus Steve Boyd, Et al. 1990-4-7 4204 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  RSA324070  Lotus argophyllus subsp. ornithopus F. H. Elmore 1939-2-18 392 Los Angeles San Clemente Island Comment
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May 16 2008
  RSA533964  Lotus argophyllus var. adsurgens T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5201 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  UCR270101  Lotus argophyllus var. argophyllus R. G. Swinney 2011-7-21 15336 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA0069203  Lotus corniculatus R. G. Swinney 2010-6-8 13193 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  RSA406923  Lotus dendroideus var. dendroideus R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  RSA549508  Lotus nevadensis var. davidsonii T. S. Ross 1990-6-18 3478 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  SEINET10450490  Lotus oblongifolius David B. Dunn 1955-5-6 Dunn 11853 Los Angeles Collected in stoddard canyon below th eofrk in rd in san antonion canyon. About 1.25 Yrs after the fire went through striping the chaparralout. A few of the Sycamores had a narrow strip of cambium sruvive on the down canyon side. Live Oaks resprouting from many branches. Shrubs stumbp sprouting and an abundance Of herbaceous species. Comment
  RSA719588  Lotus oblongifolius var. oblongifolius R. G. Swinney 1997-7-16 5671 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood 1921 Comment
  RSA592300  Lotus oblongifolius var. oblongifolius L. C. Wheeler 1967-5-13 9523 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 259 Comment
  UC69573  Lotus procumbens var. procumbens J. Burtt Davy May 9 1896-May 24 1896 2559 Los Angeles near Manzana; Antelope Valley Comment
  SFV22032  Lotus purshianus var. purshianus V. Soza, I. E. Anderson, L. Gross 2000-6-6 975 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. North of Chandler Fire Road (Verdugo Mountainway), north of O' La Tuna, above Chandler and Fisher Canyons, south of La Tuna Canyon. Open ridgetop, firebreak. 488 Comment
  RSA682503  Lotus salsuginosus Scott D. White, Michael Honer 2003-5-7 9205 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  UCR190406  Lotus salsuginosus R. G. Swinney 2000-5-20 7691 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  RSA406848  Lotus scoparius B. C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon. 300 Comment
  POM19154  Lotus scoparius var. brevialatus P. A. Munz 1923-5-27 6887 Los Angeles Mt. Wilson Comment
  POM305738  Lotus scoparius var. scoparius H. J. Ramsey 1937-6-27 916 Los Angeles Bear Creek, north of Pacoima Reservoir, Angeles National Forest, San Gabriel Mountains. Comment
  RSA562574  Lotus strigosus Steve Boyd 1993-4-22 7996 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA618778  Lotus strigosus 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
  RSA621879  Lotus strigosus R. S. Woglum 1935-5-6 723 Los Angeles Palmdale. Comment
  UCR101705  Lotus strigosus B. G. Pitzer 1998-5-23 3745 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA537630  Lotus strigosus Barbara Ertter 1988-5-23 7481 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2) Comment
  RSA608061  Lotus strigosus L. C. Wheeler 1931-2-14 s.n. Los Angeles Johnson's Pasture: (vicinity of Claremont). Comment
  RSA406936  Lotus strigosus var. strigosus Reid V. Moran 1941-3-11 701 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch. 300 Comment
  RSA568546  Lotus unifoliolatus G. R. Johnstone 1929-6-11 14915 Los Angeles Alhambra Comment
  RSA594401  Lotus unifoliolatus Steve Boyd, Lauren Raz 1996-10-14 9078 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  RSA674700  Lotus wrangelianus Scott D. White, Sandy Leatherman, D. E. Bramlet, A. Oneal, W. Sangkatavat 2001-4-24 8413 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic lake. 518 Comment
  UC56481  Ludwigia peploides subsp. peploides H. M. Hall 1902-5-13 3288 Los Angeles near Fullerton Comment
  UCR209982  Lupinus R. G. Swinney 2008-7-24 9294 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR275823  Lupinus D. E. Bramlet 2011-9-21 4950 Los Angeles San Gabriel Mountains, Pacifico Mountain 2163 Comment
  RSA0121219  Lupinus affinis L. R. Abrams 1903-3-14 3141 Los Angeles San Pedro Hills [now Palos Verdes Hills] near Redondo Comment
  SEINET10837830  Lupinus arboreus David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 6456 Comment
  UCR259193  Lupinus benthamii Mitch Provance, Callen Huff 2009-4-29 10694 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
  UCR43736  Lupinus benthamii B. A. Prigge 1986-3-20 6962 Los Angeles Tehachapi Mtns, 0.4 mi. east of Gorman on Lancaster Road 1128 Comment
  UC917859  Lupinus bicolor Frank W. Gould 1944-4-1 2187 Los Angeles Playa Del Rey 0 Comment
  UC1203739  Lupinus bicolor Dave Dunn 1941-3-29 967 Los Angeles Huntington Drive and Rosemead Blvd. (beside the Red Car Tracks) Comment
  UCD107166  Lupinus bicolor D. Dunn 1941-3-29 976 Los Angeles in vacant lot, Pomona. Comment
  NY15798  Lupinus bicolor subsp. marginatus D. B. Dunn 1946-4-19 2129 Los Angeles 0.9 mile south of the junction of Hwys. 99 & 138, abundant along the valley floor for several miles to the north of the jct. & north of the town of Gorman. 1066.8 Comment
  SEINET10484867  Lupinus bicolor subsp. marginatus David B. Dunn, Carl C. Epling 1946-4-20 Dunn 2150 Los Angeles At sta. 66 Near the foothills on the w side of the mojave desert, n of Palmdale, on the grassy slopes, between the shrubs, and along the road 823 Comment
  UC1922171  Lupinus bicolor subsp. microphyllus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 887 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. Near 34deg 12' 24.8'' N 118deg 14' 51.6'' W T1N R13W NW/4, NE/4 sec. 4. Elev. 1300 Feet. Comment
  UC127543  Lupinus concinnus J. Burtt Davy May 9 1896-May 24 1896 2499 Los Angeles Manzana , Manzana (Antelope Valley) Comment
  UC865113  Lupinus concinnus F. R. Fosberg 1931-3-27 S 4413 Los Angeles n wall Hamilton Canyon, Santa Catalina Island (Santa Catalina Island); , Hamilton Canyon 120 Comment
  RSA0115073  Lupinus concinnus Steven A. Junak, Keri Kirkland 2001-4-13 SCa- 1436 Los Angeles Santa Catalina Island. At top of coastal bluffs, overlooking Empire Quarry site. 238 Comment
  RSA590525  Lupinus concinnus Orlando Mistretta 1994-3-30 966 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA164829  Lupinus elatus Wesley O. Griesel 1963-06 821 Los Angeles Throop Peak 2774 Comment
  RSA607819  Lupinus elatus L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: North side summit Winston Peak. 2270 Comment
  UCR259636  Lupinus excubitus R. G. Swinney 2010-3-30 12113 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  CHSC95363  Lupinus excubitus var. austromontanus L. P. Janeway 2006-6-8 8678 Los Angeles San Gabriel Mountains. South slope of Blue Ridge near Angeles Crest Hwy, about 1.5 air km northeast of Vincent Gap. 2128 Comment
  CAS-BOT-BC215332  Lupinus excubitus var. excubitus F. W. Peirson 1924-8-23 5052 Los Angeles San Gabriel River 411 Comment
  RSA598255  Lupinus excubitus var. hallii R. G. Swinney 1989-11-24 1494 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Debris Basin. 365 Comment
  UCR281591  Lupinus excubitus var. hallii R. G. Swinney 2014-6-5 16708 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA0091985  Lupinus formosus R. G. Swinney 2011-6-15 15158 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  UC517560  Lupinus formosus John Thomas Howell 1928-3-20 3473 Los Angeles Griffith Park Los Angeles, , Vermont Canyon (Vermont Canyon, Los Angeles) Comment
  SBBG45658  Lupinus formosus D. Emery 1952-6-1 182 Los Angeles across street from 2451 Laurel Cyn Blvd Comment
  RSA250345  Lupinus formosus var. formosus R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42208 Los Angeles Mt. Waterman: East end of Mt. Waterman ridge 2317 Comment
  RSA167098  Lupinus formosus var. formosus W. G. Webb 1935-4-17 s.n. Los Angeles Arroyo Seco, near La Canada Comment
  RSA582912  Lupinus guadalupensis Mark Elvin, Gery Allan, T. S. Ross 1995-5-21 19 Los Angeles San Clemente Island: west side of island; at confluence of three fingers of upper Chenetti Canyon. Comment
  RSA482507  Lupinus latifolius subsp. parishii Richard Noyes 1988-4-30 534 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  UCR43333  Lupinus latifolius var. latifolius David Charlton 1986-6-15 278 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  RSA91319  Lupinus longifolius J. Ewan 1931-1-1 4002 Los Angeles Racher common on Bluffs away from beach, Playa Del Rey Comment
  HSC104226  Lupinus microcarpus R. G. Swinney 2009-4-24 10439 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SBBG89132  Lupinus microcarpus var. microcarpus A. C. Sanders, E. J. Lawlor 1988-4-3 7742 Los Angeles 1 mi NW of Gorman on a gasline rd, 0.4 mi above the old hwy 1280 Comment
  SEINET12154669  Lupinus polycarpus J. F. Bright, Wyman, C. 1932-1 7993 Los Angeles Hollywood Comment
  RSA0077367  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2005-4-21 2066 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UC81982  Lupinus sparsiflorus Katharine Brandegee May 1889 Los Angeles Saugus Comment
  UCR216908  Lupinus sparsiflorus R. G. Swinney 2009-3-16 10126 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  UCR281643  Lupinus sparsiflorus R. G. Swinney 2014-5-27 16657 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA628865  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  SBBG95189  Lupinus succulentus M. B. Dunkle 1928-3-17 Los Angeles isthmus Comment
  OBI70653  Lupinus succulentus Tim Ross 1991-4-8 4479 Los Angeles Elephant hill: W Pomona. T1S, R9W, W 2/3 S1/2 sec 26, San Dimas USGS 7.5' quad; At W base of the hill 355 Comment
  POM2551  Lupinus succulentus L. R. Abrams 1901-04 1356 Los Angeles Santa Monica Mountains Comment
  RSA187874  Lupinus truncatus Robert F. Thorne 1966-4-7 35951 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  UCR192963  Lupinus truncatus Dan S. Cooper 2008-3-20 s.n. Los Angeles Los Angeles Basin, north end of Thomas St., El Sereno, Los Angeles 220 Comment
  LA209638  Lycium andersonii A. M. Johnson; 1932-4-17 3978 Los Angeles 6 mi. W of Palmdale Comment
  RSA428832  Lycium californicum Anstruther Davidson 1891-3-29 s.n. Los Angeles Redondo Beach Comment
  RSA659830  Lycium californicum Orlando Mistretta, Kellogg, Laurel Arnseth, Morrell 1992-4-4 125 Los Angeles San Clemente Island. Comment
  UCR152461  Lycium californicum A. C. Sanders, Lee Jones 2005-4-8 29341 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR177574  Lycium cooperi LeRoy Gross 2005-5-3 2206 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  CAS-BOT-BC140179  Lyonothamnus floribundus subsp. aspleniifolius Edgar A. Mearns 1894-6-23 4049 Los Angeles San Clemente Island Comment
  RSA628363  Lyonothamnus floribundus subsp. aspleniifolius Steven A. Junak 1997-8-28 SCI- 959 Los Angeles San Clemente Island: E escarpment of island, above first canyon N of Knob Canyon, near UTM 11 0370950E 3634300N 250 Comment
  SD85168  Lyonothamnus floribundus subsp. aspleniifolius Martin A. Piehl 1962-6-9 62321 Los Angeles Dry slope, head of canyon north of Chenity and south of Mosquito Cove, San Clemente Island 305 Comment
  RSA155792  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-20 17786 Los Angeles Santa Catalina Island. Grove above White's Landing on Airport Road. 427 Comment
  RSA0113213  Lyonothamnus floribundus subsp. floribundus Steven A. Junak 2000-5-19 SCa- 1319 Los Angeles Santa Catalina Island. N-facing slope in canyon above Button Shell Beach. 229 Comment
  UCR123898  Machaeranthera tortifolia Steven R. Hill, K. Kramer 2001-4-22 33392 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UC729786  Madia exigua Carl B. Wolf 1932-5-11 Los Angeles w side Fourth of July Cove; Santa Catalina Island 30 Comment
  RSA592053  Madia gracilis Mark Hoefs 1973-5-4 208 Los Angeles Middle of Middle Ranch Canyon; Santa Catalina Island. 244 Comment
  UCSB68613  Madia gracilis Gross, LeRoy; Fraga, Naomi 2002-5-10 Los Angeles Transverse Ranges; San Gabriel Mountains Region; (Angeles National Forest road survey of 2002), Upper Monroe Road (2N16), from Camp Oak Grove to Glendora Mountain Road; (Glendora Quad 7.5) 476 Comment
  CAS-BOT-BC343601  Madia sativa Grant 1902-9-1 5055 Los Angeles Oak Knoll - Pasadena Comment
  SEINET10965629  Mahonia nevinii Walter H. Lewis 1991-1 Los Angeles Comment
  RSA134781  Mahonia pinnata R. Fowler, K. Kneen 1933-04 S.N. Los Angeles Boney Ridge. Comment
  UCR277919  Malacothamnus Mitch Provance, Jon True 2015-6-30 615- 02 Los Angeles Western Transverse Ranges, Bouquet Canyon, 4.5 miles WNW of Newhall, S of Corner of David Way and Bouquet Canyon Rd. 431 Comment
  CAS-BOT-BC231880  Malacothamnus davidsonii Carl B. Wolf 1931-7-30 3897 Los Angeles 1/2 mile east of San Fernando, San Fernando Valley 304 Comment
  CAS-BOT-BC206228  Malacothamnus fasciculatus Le Roy Abrams 1901-4-2 1246 Los Angeles Cahuenga Pass Comment
  RSA695386  Malacothamnus fasciculatus A. C. Sanders, Mark A. Elvin 2002-6-20 25213 Los Angeles NE end of Santa Susana Mtn.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park. 366 Comment
  SFV2283  Malacothamnus fasciculatus M. L. Vincent 1962-7-18 264 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Old Topanga Canyon turnoff. 440 Comment
  CAS-BOT-BC206359  Malacothamnus fremontii Carl B. Wolf 1932-8-11 4005 Los Angeles No. slope of San Gabriel Mts. 8 mi. below Big Pines Park on road to Little Rock 1371 Comment
  LA41771  Malacothamnus fremontii Joseph Andorfer Ewan; 1934-8-3 8448 Los Angeles San Gabriel Mountains, Auto road up Table Mountain, head of Le Montaine Creek 2224 Comment
  UCR102617  Malacothrix californica B. G. Pitzer 1996-4-20 2689 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  PASA321  Malacothrix clevelandii Frank W. Peirson 1919-5-21 Los Angeles Arroyo Seco, San Gabriel Mts. 685 Comment
  RSA0113365  Malacothrix clevelandii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7517 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR133558  Malacothrix foliosa subsp. philbrickii Dr. W. A. Bryan, Mrs. W. A. Bryan 1922-7-14 s.n. Los Angeles Channel Islands, Santa Barbara Island Comment
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Feb 14 2006
  RSA775877  Malacothrix glabrata Orlando Mistretta, Christine Mistretta 2010-5-26 5214 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1311 Comment
  SJSU2492  Malacothrix glabrata H. L. Buckalew 1962-4-18 Los Angeles rd between Vincent & Littlerock Comment
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Feb 14 2006
  UCR219936  Malacothrix saxatilis R. G. Swinney 2009-4-16 10380 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  JEPS30673  Malacothrix saxatilis var. tenuifolia Peter H. Raven and Henry J. Thompson 1959-9-6 14378 Los Angeles mouth Malibu Creek; Santa Monica Mountains 12 Comment
  POM292650  Malacothrix saxatilis var. tenuifolia Arthur L. Cohen 1934-8-2 4432 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  POM362375  Malacothrix saxatilis var. tenuifolia E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  POM6236  Malacothrix saxatilis var. tenuifolia I. M. Johnston 1910-6-10 1311 Los Angeles Playa del Rey. Comment
  CAS-BOT-BC170387  Malosma laurina Alice Eastwood 1915-8-25 4922 Los Angeles Duarte Comment
  LA62904  Malosma laurina Louis C. Wheeler; 1933-11-29 2277 Los Angeles San Gabriel Mountains, San Dimas Canyon 380 Comment
  RSA14396  Malosma laurina Elmer I. Applegate 1927-2-18 4977 Los Angeles Mandeville Canyon Comment
  RSA623962  Malosma laurina Arthur R. Kruckeberg 1939-6-25 43 Los Angeles Campus Survey [Occidental College] on ridge back of Nursery Comment
  RSA652782  Malosma laurina Monica Acosta 1998-5-25 41 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  RSA659359  Malosma laurina S. Koukol, R. Koukol 1998-5-3 62 Los Angeles Claremont, appx. 100 m S of Baseline Road, in open field E of Mills Ave., W od Monte Vista Ave. 448 Comment
  RSA608756  Malus sylvestris Louis C. Wheeler 1963-10-13 8406 Los Angeles Altadena: 47 E. Pine Street. Comment
  SD249238  Malva assurgentiflora Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-21 2212 Los Angeles San Clemente Island; Courage Street, across from the Galley. 116 Comment
  RSA592432  Malva parviflora Louis C. Wheeler 1967-5-13 9497 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  LA200398  Marah macrocarpa Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4399 Los Angeles Santa Monica Mountains, Upper Rustic Canyon 76 Comment
  RSA121896  Marah macrocarpa A. D. Gifford 1935-4-14 578 Los Angeles 2 1/2 miles E. of Whitaker Pk. 915 Comment
  SBBG108181  Marah macrocarpa S. L. Crockett 1997-4-1 637 Los Angeles offshoot cyn from Middle Cyn, 0.2 mi SW on Middle Cyn Rd from pump house; SE side of rd 315 Comment
  RSA609284  Marah macrocarpa var. macrocarpa L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  RSA660771  Marah macrocarpa var. macrocarpa Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 45 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  UC765599  Marah macrocarpa var. macrocarpa R. F. Hoover 1938-4-16 3123 Los Angeles between Fairmont and Lancaster Comment
  POM255463  Marah macrocarpa var. macrocarpa P. A. Munz 1940-4-29 16577 Los Angeles San Antonio Wash, northeast of Claremont. 518 Comment
  RSA651645  Marrubium vulgare A. E. Hersh 1950-6-27 s.n. Los Angeles Faculty Hill UCLA. 61 Comment
  SEINET12277499  Marrubium vulgare J. Bright, Wyman, C. 1931-1 5508 Los Angeles Mt. Wilson Comment
  CATA1586  Matricaria discoidea Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2856 Los Angeles Santa Catalina Island: By road to Toyon Beach 313 Comment
  UCSB41658  Matricaria discoidea Warren, Linette 1982-4-17 Los Angeles 100 feet from east side of Browns Canyon Road; 1.0 miles north of its junction with Simi Valley Fwy.; Brown Canyon; Chatsworth 335 Comment
  SEINET8793402  Meconella denticulata G. B. Grant 1904-1 1009 Los Angeles Pasadena. Comment
  PASA198  Medicago hispida Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  LA82121  Medicago polymorpha O. H. Kappler; 1941-3-30 159 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA91362  Medicago polymorpha F. W. Peirson 1920-4-20 548 Los Angeles 1085 New York Drive, Altadena. Comment
  POM348052  Medicago polymorpha var. brevispina C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Catalina Island. Banning Canyon. Comment
  SBBG95230  Medicago sativa M. B. Dunkle 1928-4-13 1863 Los Angeles Renton Mine Rd Comment
  SEINET3131646  Medicago sativa G. B. Grant 1901-1-1 759 Los Angeles Pasadena Comment
  UCR64583  Melampodium perfoliatum Geo. L. Moxley 1915-9-8 451 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Near Long Beach Comment
  CAS-BOT-BC281502  Melica imperfecta L. R. A. 1901-4-1 1220 Los Angeles Ballena Harbor Comment
  POM50677  Melica imperfecta A. D. E. Elmer 1902-06 3646 Los Angeles Acton, Mt. Gleason Comment
  RSA0091541  Melica imperfecta R. G. Swinney 2011-5-26 14856 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  UCD87703  Melica imperfecta Collector Unknown 1948-5-1 s.n. Los Angeles 1 mi. S. of Vincent, 8 mi. S.W. of Palmdale. Comment
  UCR270983  Melica imperfecta R. G. Swinney 2011-5-26 14856 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  POM348167  Melilotus albus A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus Comment
  UC1129826  Melilotus indicus A. D. Gifford 1935-5-8 692 Los Angeles 4 3/4 mi ene Warm Springs; Angeles National Forest, Tejon Quadrangle Comment
  UCR260378  Melilotus indicus R. G. Swinney 2010-5-4 12567 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA526621  Melilotus indicus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4211 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UCR192827  Mentzelia R. G. Swinney 1998-7-8 6300 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA711449  Mentzelia LeRoy Gross 2005-5-19 2303 Los Angeles South of Ave A (Kern County boundary) east of the 14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  SBBG119020  Mentzelia gracilenta G. D. Wallace with M. Wallace 1983-5-20 2078 Los Angeles Aliso Cyn rd between Acton and Angeles Forest hwy Comment
  UCR259623  Mentzelia laevicaulis R. G. Swinney 2010-3-30 12117 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA191348  Mentzelia laevicaulis Robert F. Thorne, M. Z. Thorne 1967-7-19 37151 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  SD38198  Mentzelia lindleyi Edith A. Purer 1931-3-8 Los Angeles Griffith Park Comment
  RSA446888  Mentzelia veatchiana Anstruther Davidson 1892-05 s.n. Los Angeles El Monte Comment
  RSA640298  Mentzelia veatchiana Louis C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  LA202823  Mesembryanthemum crystallinum J. D. Sauer; D. L. Johnson 1969-5-10 4493 Los Angeles San Clemente Island, San Clemente Island, N of Eel Point, central west coast Comment
  RSA402629  Mesembryanthemum nodiflorum F. R. Fosberg 1931-7-12 S- 5389 Los Angeles Bird Rock, Santa Catalina Island. Comment
  SBBG129314  Micranthes californica A. Parikh, N. Gale 2012-5-3 3586 Los Angeles W Fork San Gabriel River, 6.7 km W of State Hwy 39 (San Gabriel Cyn Rd) 602 Comment
  RSA583003  Micropus californicus Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6959 Los Angeles W end of island beyond the isthmus, lower Bouchette Canyon (draining northward to Johnsons Landing) 244 Comment
  RSA393755  Micropus californicus var. californicus L. C. Wheeler 1934-4-17 2529 Los Angeles San Gabriel Mountains, Palmer Canyon 510 Comment
  RSA0088145  Microseris lindleyi R. G. Swinney 2010-6-1 13090 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  RSA205580  Microseris lindleyi R. G. Swinney 2008-5-12 8836 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR197776  Microseris lindleyi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 13 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
  UCR223595  Microseris lindleyi R. G. Swinney 2009-6-8 11091 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
  UCR258756  Microseris lindleyi R. G. Swinney 2010-5-25 12959 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR259089  Microseris lindleyi R. G. Swinney 2010-5-12 12754 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
  RSA600883  Microseris lindleyi L. C. Wheeler 1946-4-14 6185 Los Angeles San Gabriel Mountains. Fish Canyon ca. one mile downstream from falls. 396 Comment
  RSA618589  Microseris lindleyi L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  UCSB23321  Microsteris gracilis Keefe, Joseph 1967-2-17 Los Angeles Hungry Valley Road; 1 mile south of U.S. Highway 99; southwest of Gorman 1158 Comment
  SD65469  Mimetanthe pilosa Reid Moran 1967-7-22 14086 Los Angeles dry wash; canyon south of Chilao, San Gabriel Mountains 1550 Comment
  LA32226  Mimulus aurantiacus Peter H. Raven; 1959-5-3 14066 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  SDSU10744  Mimulus aurantiacus R. M. Beauchamp 1967-6-3 563 Los Angeles On rocky outcropping on north side of canyon south of Thirst. San Clemente Island. Comment
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May 16 2008
  OBI69387  Mimulus aurantiacus var. aurantiacus Suzan Barth, Steven Korenstein 1994-4-2 8 Los Angeles Santa Susana Mts. Northridge, Palisades Trl Aliso Cyn. 200 m E of Reseda Blvd 150 Comment
  UCR65527  Mimulus aurantiacus var. parviflorus Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-29 800 3 Los Angeles South Channel Islands, San Clemente Island, Bryce Canyon, main branch. Comment
  RSA273209  Mimulus aurantiacus var. pubescens Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Along trail in sun, Ferndell Trail to Griffith Park Observatory, Griffith Park. Comment
  UCR178790  Mimulus aurantiacus var. pubescens R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mtns., in and Near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Poopout Hill firebreak 488 Comment
  RSA161320  Mimulus aurantiacus var. puniceus Peter H. Raven 1962-5-20 17774 Los Angeles Santa Catalina Island. Avalon canyon about 1 mile south of Avalon. Comment
  RSA0097522  Mimulus cardinalis R. G. Swinney 2011-9-27 15691 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  UC1349033  Mimulus cardinalis Robert F. Thorne and P. Everett 1965-5-10 34433 Los Angeles Cape Canyon Santa Catalina Island 274 Comment
  UC1922241  Mimulus cardinalis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  UCR248884  Mimulus cardinalis Peter Rubtzoff 1988-10-7 9962 Los Angeles San Gabriel Mountains, Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, c. 2 miles NE of entrance to Angeles National Forest, or c. 4 miles NE of junction of Osborne St. and Foothill Blvd. 479 Comment
  UCR259654  Mimulus cardinalis R. G. Swinney 2010-9-1 13669 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  UCR190881  Mimulus floribundus R. G. Swinney 1999-7-14 7552 Los Angeles San Gabriel Mtns., Laurel Gulch, an eastern tributary of East Fork San Gabriel River Canyon 854 Comment
  UCSB10261  Mimulus fremontii var. fremontii Nowell, J. 1958-5-16 Los Angeles Hwy 138; 6 miles from its junction with Pear Blossom to Victorville Airport Road; growing near road Comment
  CHSC114475  Mimulus guttatus Duncan S. Bell; Caitlin Elam 2013-6-24 5279 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA0056594  Mimulus johnstonii LeRoy Gross 2005-6-23 2383 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  UC1282117  Mimulus pilosus Victor Duran 1933-7-10 3510 Los Angeles Sulphur Springs San Gabriel Mountains 1524 Comment
  UCR209981  Mimulus pilosus R. G. Swinney 2008-7-24 9293 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA725209  Mimulus suksdorfii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -59 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
  SBBG80285  Mirabilis californica F. C. Boutin 1967-4-23 1683 Los Angeles Lemon Tank 304 Comment
  CAS-BOT-BC434634  Mirabilis laevis var. crassifolia Carl B. Wolf 1928-4-1 1607 Los Angeles Santa Susanna Pass 1/2 mi. from Summit 457 Comment
  RSA0070283  Mirabilis laevis var. crassifolia LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7000 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  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
  POM19212  Mirabilis laevis var. crassifolia P. A. Munz 1923-4-9 6645 Los Angeles San Clemente Island, east coast. Comment
  UC1293671  Mirabilis laevis var. villosa P. C. Everett and E. K. Balls 1959-5-22 23808 Los Angeles Big Rock Creek, N slopes, San Gabriel Mountains 1219 Comment
  RSA276009  Mirabilis laevis var. villosa Jack Delaini 1974-5-9 185 Los Angeles On steep , grassy slopes of S-facing ridge near mouth of canyon with Eriogonum fasciculatum foliosum, adenostoma fasciculatum, rhus laurina, etc. 427 Comment
  RSA598294  Modiola caroliniana Louis C. Wheeler 1947-5-11 6485 Los Angeles Arcadia. Rancho Santa Anita. Baldwin Estate, near coach house. Comment
  UCD18354  Modiola caroliniana Tom Yutani 1999-5-1 s.n. Los Angeles city of La Miranda. Comment
  UC7705  Mollugo verticillata A. Davidson Sept 1893 Los Angeles Garvanza; Los Angeles Comment
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Nov 25 2011
  RSA640510  Monardella australis subsp. cinerea Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  UC1971146  Monardella australis subsp. cinerea Scott D. White, D. E. Bramlet 1998-8-11 7037 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  CAS-BOT-BC219892  Monardella breweri subsp. breweri Le Roy Abrams; E. A. McGregor 1908-6-19 350 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SFV19152  Monardella exilis J. N. Hogue, S. G. Hogue, J. M. Wrublik 2003-5-12 194 .3 Los Angeles Mojave Desert Alpine Butte. 850 Comment
  SEINET3148207  Monolopia major G. B. Grant 798 Los Angeles Highland Park Comment
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Feb 9 2019
  CAS-BOT-BC444847  Montia fontana Louis C. Wheeler 1934-3-3 2387 Los Angeles Puddingstone Dam, San Jose Hills 304 Comment
  CAS-BOT-BC263353  Muhlenbergia appressa Timothy S. Ross; Gery Allan; Mark Elvin 1995-5-21 8598 Los Angeles Head of Chenetti Canyon on the W prong of the trident formed at the top of the longest tributary, 1330 ft. SSE of Rest triangulation point (1336-ft), USGS San Clemente Island South 7.5' Quad., San Clemente Island 361 Comment
  RSA150864  Muhlenbergia appressa P. H. Raven 1962-4-12 173224 Los Angeles Near foot of canyon south of canyon below the Tomb, west side of San Clemente Island 137 Comment
  RSA617233  Muhlenbergia californica LeRoy Gross 1998-9-12 53 Los Angeles Arroyo Seco Canyon between Switzer's Falls and Switzer's Campground 853 Comment
  CHSC100412  Muhlenbergia microsperma John Dittes; Josephine Guardino 2008-2-23 1501 Los Angeles Western Transverse Ranges; Santa Gabriel Mtns.; Big Tujunga Cyn; ca. 2.4 air-miles SE of Mt. McKinley, ca. 4.3 air-miles NE of Mt. Gleason Jr. Highschool; near Delta Flat Picnic Area; disturbed slope below Big Tujunga Canyon Road. 529 Comment
  RSA503435  Muhlenbergia microsperma L. C. Wheeler 1967-4-30 9233 Los Angeles Limekiln Canyon 548 Comment
  SBBG57543  Muilla maritima M. N. Ackley -Jun-1922 666 Los Angeles Glendale 182 Comment
  UC1083342  Muilla maritima Herbert L. Mason 1927-6-11 3740 Los Angeles Mount Wilson San Gabriel Mountains 1524 Comment
  UC170831  Muilla maritima Geo. B. Grant 1905-4-20 803 Los Angeles Pasadena Comment
  UCR223058  Muilla maritima R. G. Swinney 2009-6-2 11015 A 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-BC515097  Muilla maritima Cecil Hart 1927-5-6 s.n. Los Angeles San Dimas Canyon Comment
  POM1690  Muilla maritima Harry Pruett 1909-5-25 17 Los Angeles Claremont. 365 Comment
  RSA0010805  Myoporum laetum Scott D. White 1995-12-5 3775 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  UCR252750  Myriophyllum aquaticum R. G. Swinney 2010-9-1 13644 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA512053  Nama californica Louis C. Wheeler 1948-6-13 6645 Los Angeles Coldwater Canyon off Big Tujunga 1006 Comment
  RSA421092  Nama californica Anstruther Davidson 1923-06 s.n. Los Angeles [Unspecified] Comment
  PASA2105  Nama rothrockii Frank W. Peirson 1930-7-7 Los Angeles Arrastre Flat, San Bernardino Mts. 2285 Comment
  RSA595509  Narcissus tazetta L. C. Wheeler 1969-2-16 s.n. Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. 609 Comment
  CAS-BOT-BC259802  Nassella cernua R. M. Beauchamp 1967-1-29 165 Los Angeles W of Thirst, San Clemente Island Comment
  SBBG130705  Nassella lepida S. A. Junak 2000-5-6 SCa 1286 Los Angeles above Empire Landing Quarry site 204 Comment
  UC1873092  Nassella lepida John Knapp, Denise Knapp 2003-5-10 56 Los Angeles Catalina Island 426 Comment
  RSA91680  Nassella lepida F. W. Peirson 1918-4-28 1586 Los Angeles Summit of Turnbull Canyon, hills above Whittier Comment
  RSA641009  Nassella pulchra Steven A. Junak 1992-6-3 254 Los Angeles West Anacapa Island: SW side of island, near top of coastal bluffs at E end of middle terrace (just E of conspicuous bare area). 152 Comment
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Dec 27 2013
  SBBG38854  Nassella pulchra R. Moran 1941-2-16 570 Los Angeles E side of ravine, Middle Ranch 500 Comment
  UCR162777  Navarretia hamata Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  UCR155604  Navarretia setiloba A. C. Sanders 2005-5-11 30136 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  UC890872  Nemacladus longiflorus var. longiflorus Alice Eastwood 1906-6-5 232 Los Angeles Roscoe Comment
  SBBG69604  Nemacladus sigmoideus R. Hoffmann 1929-5-7 Los Angeles Palmdale Comment
  RSA590849  Nemacladus sigmoideus T. S. Ross, S. D. Boyd 1990-5-29 2671 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  UCR189255  Nemophila menziesii R. G. Swinney 1998-5-16 6091 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  RSA421319  Nemophila menziesii H. Twining 1906-02 s.n. Los Angeles Foothills Comment
  SBBG125468  Nemophila menziesii var. integrifolia A. Parikh, N. Gale 2010-6-18 3336 Los Angeles upper Big Tujunga Cyn, 01.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  LA52039  Neogaerrhinum kelloggii M. Zaitlin; 1951-5-18 sn Los Angeles Comment
  POM4067  Nicotiana bigelovii var. wallacei Unspecified 1906-6-4 s.n. Los Angeles Claremont. 366 Comment
  HSC49072  Nicotiana glauca Patricia Shesgreen 1978-6-17 101 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  RSA657467  Nicotiana glauca J. Liston 1980-6-2 49 Los Angeles Back dirt trail of Verdugo Park, 1/2 mile west of Glendale College Comment
  LA51855  Nicotiana glauca A. M. Johnson; 1928-2-16 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA748151  Nicotiana quadrivalvis Justin M. Wood 2009-4-7 468 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SEINET10696859  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3940 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696860  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3942 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  POM48465  Nitrophila occidentalis F. W. Peirson 1924-10-19 5229 Los Angeles Clearwater. Comment
  UC20444  Oenothera californica subsp. californica J. H. Barber 1897-6-27 197 b Los Angeles Aliso Canyon Comment
  UC1007152  Oenothera elata subsp. hirsutissima P. A. Munz 1938-6-15 15241 Los Angeles Claremont Comment
  UCR282593  Oenothera laciniata Dan S. Cooper 2017-5-4 517- 32 Los Angeles Santa Monica Mountains, Temescal Canyon Park 53 Comment
  RSA0056391  Oenothera micrantha var. ignota Jim Shevock 1971-3-7 745 Los Angeles Tapia County Park. 252 Comment
  POM9774  Oenothera speciosa P. A. Munz 1921-05 4680 Los Angeles 1 1/2 miles SE of Pomona where road from S end of Gary Ave turns east crosses Chino Creek. Comment
  SEINET6041914  Olea europaea Unknown 1969-2-16 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA0115094  Oligomeris linifolia Steven A. Junak 2000-6-30 SCa- 1363 Los Angeles Santa Catalina Island. Just E of Catalina Harbor. 40 Comment
  RSA439565  Opuntia X occidentalis L. C. Wheeler 1931-7-13 s.n. Los Angeles 2 miles N of Claremont. 412 Comment
  SD92019  Opuntia X occidentalis Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22690 Los Angeles San Clemente Island: common on slopes, near mouth of Red Rock Canyon. (IPB 9/07) 24 Comment
  RSA0116487  Opuntia basilaris R. G. Swinney 2010-6-1 13087 D Los Angeles San Gabriel Mountains; Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  CAS-BOT-BC254290  Orcuttia californica Frank W. Gould 1944-6-17 2350 Los Angeles On Rosecrans Avenue just W of Western Avenue Comment
  UCR96018  Oreonana vestita R. G. Swinney 1995-8-28 4473 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  UCR205251  Orobanche R. G. Swinney 2005-8-17 8492 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
  CAS-BOT-BC502619  Orobanche bulbosa Tim Ross; Steve Boyd 1993-5-23 7284 Los Angeles Liebre Mountains, NW Los Angeles Co: Upper Clearwater Canyon, margin of USFS rd (6N24) ca 790 m ENE of Ruby Canyon/Clearwater Canyon saddle 873 Comment
  LA202517  Orobanche californica subsp. grandis W. O. Griesel; 1936-6-18 sn Los Angeles 328 Comment
  LA200979  Orobanche fasciculata Carl Wishner; 1997-3-26 2434 Los Angeles Santa Monica Mountains, Cornell, hills just E of Los Angeles County Fire Station 275.0 Comment
  RSA0066434  Orobanche fasciculata Orlando Mistretta 1995-4-28 1655 Los Angeles San Gabriel Mountains: Kitter Canyon, slopes W of main canyon. 1219 Comment
  POM199555  Orthocarpus purpurascens I. W. Clokey, Bonnie C. Templeton 1929-04 4479 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  POM320668  Orthocarpus purpurascens M. A. Dimmitt 1965-4-17 106 Los Angeles W Fork Palmer Canyon. Fire rd. San Gabriel mtn range. 762 Comment
  RSA402083  Orthocarpus purpurascens H. de Forest 15753 Los Angeles Palisades del Rey, at the beach Comment
  RSA151015  Orthocarpus purpurascens Peter H. Raven 1962-3-27 16996 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  RSA3557  Orthocarpus purpurascens Carl B. Wolf 1932-5-9 3501 Los Angeles Santa Catalina Island. Hillside N. W. of W.m.[William] Wrigley Jr. Home, Avalon. 122 Comment
  RSA402090  Orthocarpus purpurascens M. Campbell s.n. Los Angeles L.A. Fields Comment
  RSA225722  Oxalis albicans subsp. californica Robert F. Thorne, Arthur C. Gibson 1971-5-22 39737 Los Angeles Fish Canyon. 305 Comment
  UC17204  Oxalis albicans subsp. californica H. P. Chandler 1897-3-14 Los Angeles San Dimas Canyon San Dimas 609 Comment
  UCR258734  Oxalis pes-caprae R. G. Swinney 2010-3-16 11929 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  POM353464  Oxalis pes-caprae Charles F. Seymour 1902-3-4 s.n. Los Angeles 150 W. Pico St. Comment
  RSA624568  Oxalis pes-caprae Louis C. Wheeler 1973-3-29 s.n. Los Angeles West side Millard Canyon: Between Canyon Crest Drive and National Forest Boundary. Comment
  RSA0096800  Oxytheca parishii var. parishii R. G. Swinney 2011-9-27 15702 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 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-BC121158  Paeonia californica De-yuan Hong; K. Y. Pan; J. Z. Qiu 2005-5-22 H 05012 Los Angeles Angeles National Forest 900 Comment
  RSA463694  Pancratium maritimum A. C. Sanders 1987-7-22 7156 Los Angeles El Segundo Dunes, immediatly W of L.A. International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  RSA562905  Panicum capillare Gary D. Wallace 1979-5-2 1837 Los Angeles Arcadia: Vacant lot, SW corner of Baldwin Ave. and Foothill Blvd. Comment
  LA98279  Papaver californicum Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  SBBG101139  Parapholis incurva T. Ross 1992-4-14 6183 Los Angeles Lemon Tank Rd, ca. 25 m ESE of its intersection with the main N-S island rd 341 Comment
  SD167330  Parapholis incurva Anuja Parikh, Nathan Gale 2004-5-29 2012 Los Angeles Santa Clara River Valley: Newhall Ranch, near mouth of Potrero Canyon. 259 Comment
  SD186361  Parthenocissus vitacea Andy C. Sanders, Andy Thompson 2003-4-15 26020 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park 316 Comment
  RSA187778  Paspalum distichum R. F. Thorne 1966-9-14 36653 Los Angeles Santa Catalina Island: behind Ben Weston Beach 3 Comment
  UCR117411  Passiflora caerulea Chet McGaugh 1999-12-20 s.n. Los Angeles Puente Hills, La Mirada Creek, just below Hacienda Country Club on east road in golf course, La Habra Heights 171 Comment
  RSA709631  Pectocarya linearis subsp. ferocula LeRoy Gross 2005-4-28 2119 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA0091360  Pectocarya penicillata R. G. Swinney 2011-4-1 14299 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA709632  Pectocarya penicillata LeRoy Gross 2005-4-28 2117 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR220039  Pectocarya penicillata R. G. Swinney 2009-4-24 10459 B Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA724661  Pedicularis densiflora K. Dobry 1992-4-14 d- 349 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  RSA724662  Pedicularis densiflora K. Dobry 1992-4-14 d- 348 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  CAS-BOT-BC67713  Pellaea andromedifolia Le Roy Abrams 1901-4-11 1471 Los Angeles Santa Monica Mts. - Santa Monica Canyon Comment
  UCR139127  Pellaea andromedifolia L. C. Wheeler 1967-5-18 9625 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  POM18423  Pellaea andromedifolia P. A. Munz 1923-4-9 6634 Los Angeles San Clemente Island: east coast. Comment
  POM6789  Pellaea andromedifolia var. andromedifolia Hilda Wood 1901-2-14 s.n. Los Angeles Glendora Comment
  RSA0021464  Pellaea mucronata subsp. californica Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5153 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
  SFV66  Pellaea mucronata var. californica K. A. Wilson 1962-5-12 1282 Los Angeles Mojave Desert Antelope Valley. Valyermo Road, 2 miles southeast of 131st St. East in Pearblossom. 1070 Comment
  LA200084  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-20 1765 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 3 mi from Topanga on Old Topanga Road. 304 Comment
  LA3541  Pellaea mucronata var. mucronata Carl Epling; 1925-1-1 6226 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 91 Comment
  RSA675934  Pennisetum setaceum LeRoy Gross 2003-3-9 792 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UCR255770  Pennisetum setaceum R. G. Swinney 2010-5-4 12488 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
  SEINET5324169 Image available Penstemon carnosus D. J. Vanderwal 1941-6-25 180 Los Angeles Solemint on U. S. Highway 6. 366 Comment
  CHSC24202  Penstemon centranthifolius Tim P. Spira 1976-6-19 44 Los Angeles In field 1 mi e of Virgenes Rd., off of Mulholland Hwy. 152 Comment
  RSA412456  Penstemon centranthifolius A. Menke 1955-4-23 s.n. Los Angeles San Francisquito Canyon. Comment
  UC1043412  Penstemon centranthifolius Richard M. Straw 1954-6-7 600 Los Angeles Crystal Lake San Gabriel Mts, Upper San Gabriel River Cyn, Crystal Lake (Upper San Gabriel River Canyon, San Gabriel Mts.) 1524 Comment
  RSA412434  Penstemon centranthifolius George R. Johnston 1932-4-24 15110 Los Angeles 15 mi. E of Palmdale Comment
  UCSB17551  Penstemon centranthifolius Ensign, Judy 1963-4-11 Los Angeles at the corner of Old Topanga Rd. and Dorothy St 274 Comment
  NY601244  Penstemon grinnellii var. scrophularioides T. S. Ross 1994-5-10 7751 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca. 220-380 m north-northwest of its confluence with Elizabeth Lake Canyon. 873.3 Comment
  UCR11969  Penstemon heterophyllus P. H. Raven 1960-5-21 15398 Los Angeles Western Transverse Range; Santa Monica Mtns., Cornell Corners 244 Comment
  UCR149785  Penstemon heterophyllus Scott D. White, Pam Devries 2004-6-14 10495 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  RSA408102  Penstemon heterophyllus subsp. australis Anstruther Davidson 1890-07 s.n. Los Angeles Glendale. Comment
  RSA408101  Penstemon heterophyllus var. australis Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  RSA643405  Penstemon heterophyllus var. australis Orlando Mistretta 1993-5-28 843 Los Angeles San Gabriel Mountains: Old Forest Service Road off of Glendora Mt. Road; 1.5 miles west of Cow Canyon Saddle. 1524 Comment
  UCR202536  Penstemon labrosus R. G. Swinney 2001-8-9 8023 Los Angeles San Gabriel Mtns., Mount Williamson, western ridge 2515 Comment
  RSA764070  Penstemon rostriflorus R. G. Swinney 2008-8-13 9389 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon. 1860 Comment
  RSA712715  Penstemon spectabilis A. C. Sanders 2003-3-14 25764 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  RSA401895  Penstemon spectabilis var. spectabilis M. B. Dunkle 1934-5-26 3948 Los Angeles Big Pines Road. 1524 Comment
  POM4778  Pentachaeta aurea H. M. Hall 1909-5-20 s.n. Los Angeles Claremont. 365 Comment
  RSA0070767  Pentagramma triangularis Carl Elkin 1948-2-6 s.n. Los Angeles Campus of Cal Poly, San Dimas. 50 ft from the hut area in the canyon. Comment
  LA94212  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-4-9 1822 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1.5 mi above Sunset Blvd. 228 Comment
  UC71381  Pentagramma triangularis subsp. triangularis J. H. Barber 1897-3-21 85 Los Angeles Sepulveda Canyon Comment
  UCSB8289  Pentagramma triangularis subsp. triangularis Gill, Robert 1960-3-5 Los Angeles Little Dalton Canyon, San Gabriel Mt. range; Pacific slope drainage area 426 Comment
  UC812466  Pentagramma viscosa F. R. Fosberg 1931-3-20 R 77 Los Angeles Hamilton Canyon; Santa Catalina Isl. 25 Comment
  CAS-BOT-BC217830  Perideridia pringlei W. R. Dudley; F. H. Lamb 1896-6-17 4561 Los Angeles Side of Frazier Mountain, Mt. Pinos Region Comment
  CAS-BOT-BC73763  Peritoma arborea var. arborea Carl B. Wolf 1932-5-9 3454 Los Angeles Santa Catalina Island - Pebbly Beach, hillside canyon 30 Comment
  POM49305  Perityle emoryi L. W. Nuttall 1920-5-27 s.n. Los Angeles Catalina Island Comment
  RSA471856  Perityle emoryi E. C. Jaeger 1921-4-7 s.n. Los Angeles Palm Springs. Comment
  CAS-BOT-BC419014  Persicaria lapathifolia H. E. McMinn 1924-7-23 1357 Los Angeles Along San Gabriel River near Whittier Comment
  LA38551  Phacelia cicutaria var. hispida Mary Reynolds; 1937-5-2 161 Los Angeles 220 Comment
  UCD120317  Phacelia cicutaria var. hispida Daryl Koutnik 1978-6-25 558 Los Angeles One mile south of Seminole Hot Springs on Mulholland Highway. 335 Comment
  LA35886  Phacelia cicutaria var. hubbyi Peter H. Raven; Henry J. Thompson 1960-4-12 15023 Los Angeles Santa Monica Mountains, Mulholland Drive, 3.1 W of Las Virgenes Road 274 Comment
  POM145306  Phacelia curvipes J. B. Feudge 1925-5-25 1217 Los Angeles Big Pines 2088 Comment
  PASA1380  Phacelia davidsonii Margaret Stason 1931-6-13 Los Angeles Chilao, San Gabriel Mts. Comment
  CHSC95865  Phacelia distans LeRoy Gross; Naomi Fraga 2002-4-4 515 Los Angeles Los Angeles Basin: Verdugo Mountains Region: 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. This home was burned down a long time ago, and road abandoned. 468 Comment
  IRVC28415  Phacelia distans A. C. Sanders 2003-5-26 26839 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel San Gabriel Valley 171 Comment
  JEPS2367  Phacelia distans I. W. Clokey, C. B. Clokey, and B. Templeton 1930-5-13 4760 Los Angeles Bouquet Canyon 750 Comment
  UCR42538  Phacelia distans L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  SD52842  Phacelia distans Peter H. Raven 1962-4-11 17306 Los Angeles San Clemente Island; on sandy flats just south of Eel Point. 6 Comment
  SBBG11599  Phacelia floribunda P. H. Raven 1962-5-10 17728 Los Angeles near bottom of Horse Cyn, large cyn W of Thirst 457 Comment
  JEPS21170  Phacelia fremontii A. D. Gifford 1935-3-27 516 Los Angeles 2 3/4 mi nne Sawmill Peak; Tejon Quadrangle 1219 Comment
  RSA570176  Phacelia fremontii Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4790 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  POM298634  Phacelia fremontii Lincoln Constance 1941-4-10 2801 Los Angeles Antelope Valley, 1.5 miles W of Lancaster. 412 Comment
  RSA426155  Phacelia fremontii Bonnie C. Templeton 1932-6-1 5062 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  UC881111  Phacelia fremontii I. W. Clokey and B. C. Templeton 1930-4-8 4655 Los Angeles w Lanchaster 400 Comment
  CHSC23112  Phacelia grandiflora Robert A. Schlising 1971-4-21 2965 Los Angeles Jct Mulholland Drive and Little Sycamore Canyon Road. Comment
  RSA584848  Phacelia grandiflora Tim S. Ross 1993-6-1 7356 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 841 Comment
  UCD120526  Phacelia hubbyi Michael Alvord; Curtis Schway 1993-3-28 5 Los Angeles Santa Monica Mtns., Malibu State Park, S.E. corner of Mulholland Dr. and Cornell Rd., 200 ft. into driveway, before trail. 240 Comment
  UC1046925  Phacelia imbricata L. R. Heckard 1953-6-15 502 Los Angeles ca 9 mi up Tujunga Canyon rd from highway 118 (along rd to Mt. Gleason) 975 Comment
  RSA428047  Phacelia longipes Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer s Comment
  RSA660847  Phacelia longipes Gerald Braden, Lori Ackerman 1988-5-19 22 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  SD215566  Phacelia longipes Steve Boyd, Lauren Raz 1997-5-6 9735 Los Angeles Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UC284262  Phacelia longipes P. A. Munz 1923-5-26 6828 Los Angeles Big Rock Creek San Gabriel Mts. 1524 Comment
  UC702361  Phacelia longipes John Thomas Howell 1928-6-10 3889 Los Angeles Fish Canyon San Gabriel Mts. Comment
  UCR231797  Phacelia longipes Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  UC1432905  Phacelia lyonii Reid Moran, R. M. Beauchamp, and T. Oberbauer 1975-8-23 22696 Los Angeles above confluence of Iwo Jima Gulch; San Clemente Island, China Canyon 200 Comment
  RSA579163  Phacelia minor Tim S. Ross, Darin Banks 1994-4-12 7480 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 552 Comment
  UC1174719  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) Comment
  RSA230216  Phacelia mohavensis Robert F. Thorne 1969-7-2 38281 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA747173  Phacelia mohavensis Orlando Mistretta 1992-6-23 609 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  UCR152474  Phacelia parryi A. C. Sanders, Lee Jones 2005-4-8 29335 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA0115996  Phacelia ramosissima R. G. Swinney 2010-8-11 13485 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  LA30866  Phacelia ramosissima var. austrolitoralis Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 30866 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  CAS-BOT-BC134024  Phacelia ramosissima var. latifolia W. R. Dudley 1900-7-9 s.n. Los Angeles San Gabriel Peak 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
  RSA426194  Phacelia tanacetifolia Anstruther Davidson 1930-1 s.n. Los Angeles [Unspecified] 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
  SBBG17009  Phacelia viscida K. A. Wilson 1961-3-18 1043 Los Angeles Latigo Cyn Rd, 2 mi S of Mulholland Hwy Comment
  SD232150  Phalaris aquatica V. Soza, Leroy Gross 2001-5-22 1234 Los Angeles Transverse Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Sycamore Canyons, at end of old fire road west of Sycamore Flat Motorway (FS Road 1N15) 715 Comment
  UCR64009  Phalaris aquatica L. F. LaPre 1990-5-28 s.n. Los Angeles City Ranch, in the Anaverde Valley, about 2 mi west of Palmdale 915 Comment
  SBBG98079  Phalaris lemmonii T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5180 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  RSA692172  Pholistoma auritum Scott D. White 2003-5-20 9318 Los Angeles Northern Chino hills: Diamond Bar. Hills and canyons within gated community called The Country, east of Diamond Bar Blvd. Steep unnamed canyons draining southward into Tonner Canyon. 244 Comment
  RSA640457  Pholistoma auritum var. auritum Louis C. Wheeler 1967-5-15 9593 Los Angeles San Gabriel Mountains. Elsmere Canyon, near mouth. 442 Comment
  CATA3255  Pholistoma racemosum Julie L. King 2017-2-20 53 Los Angeles Santa Catalina Island: Southeast of USC Wrigley; about 0.3 miles directly east of Million Gallon Tank 104 Comment
  CAS-BOT-BC134964  Phoradendron bolleanum Chester Dudley 1951-6-1 92 Los Angeles San Gabirel Mts. Comment
  UCR124628  Phoradendron macrophyllum I. W. Clokey, B. C. Templeton 1929-1 4449 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  SJSU5211  Phoradendron serotinum subsp. tomentosum S. M. Kaune 1961-12-30 213 Los Angeles Old Grapevine Rd c. 10 mi S of Tejon Pass 914 Comment
  UCR150956  Phoradendron villosum Sandra L. Leatherman, Brian Daniels 1998-11-10 61 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: Directly west of the intersection of Bouquet Canyon Road and Vasquez Canyon Road 488 Comment
  POM178035  Phyla nodiflora J. Ewan 1931-5-11 4186 Los Angeles Throughly naturalized in vacant lot Ocean View Street. Comment
  RSA651307  Phyla nodiflora Dolores Perez 1981-5-19 43 Los Angeles Frank G. Bonelli Regional County Park Comment
  LA7071  Phyllospadix torreyi Monte Lloyd; 1950-7-15 500715p 1500 Los Angeles Santa Monica Mountains, a few mi. N of Santa Monica along Pacific Coast Hwy Comment
  UC924691  Phyllospadix torreyi E. Yale Dawson 1948-12-1 5694 Los Angeles Catalina Harbor Santa Catalina Island (se side, at the isthmus) Comment
  RSA0020253  Physalis acutifolia Louis C. Wheeler 1932-7-19 964 Los Angeles 2 miles N Claremont. 412 Comment
  LA200485  Pickeringia montana subsp. montana Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SD232255  Pickeringia montana var. montana V. Soza, LeRoy Gross 2001-5-22 1245 Los Angeles Transverse Ranges, San Gabriel Mountains region: Just above northern boundary of Morgan Fire 2000 area, headwaters of Morgan Canyon, ca. 500 feet south of Bluebird Motorway, WNW of Sycamore Flat. 808 Comment
  UCR211808  Pickeringia montana var. montana Valerie Soza, LeRoy Gross 2001-5-22 1245 Los Angeles Transverse Ranges; San Gabriel Mountains, just above northern boundary of Morgan Fire 2000 area, headwaters of Morgan Canyon, c. 500 ft. south of Bluebird Motorway, WNW of Sycamore Flat 808 Comment
  RSA472029  Picris echioides F. R. Fosberg 1930-6-23 2450 Los Angeles Del Rey. 2 Comment
  NY61450  Pinus flexilis L. Abrams 1908-7-3 605 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CDA2305  Piptatherum miliaceum T. S. Ross, Peter Fritsch 1990-6-2 3595 Los Angeles San Gabriel Mountains; Mouth of Burro Canyon near the confluence of the E and W forks of the San Gabriel River Comment
  RSA0114710  Piptatherum miliaceum R. G. Swinney 2011-10-25 15876 Los Angeles San Gabriel Mountains; south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  LA105080  Piptatherum miliaceum Barry A. Prigge; 1988-7-3 8186 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  UCR250209  Plagiobothrys arizonicus A. C. Sanders, Plant Tax. Class 2014-4-12 41011 Los Angeles Mojave Desert, NW of Pinon Hills, 233rd St. East, 0.2 km south of Hwy 138 1095 Comment
  SBBG112940  Plagiobothrys canescens S. A. Junak with K. Kirkland, L. Vorobik 1998-5-16 SCa 393 Los Angeles above Swain's (Swain) Cyn, overlooking Toyon Bay 420 Comment
  RSA592016  Plagiobothrys collinus var. gracilis Mark Hoefs, D. Propst 1973-4-6 136 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 304 Comment
  POM50665  Plagiobothrys nothofulvus L. R. Abrams 1901-4-4 1327 Los Angeles Chatsworth Park. Comment
  UCD120907  Plagiobothrys nothofulvus Daryl Koutnik 1978-3-24 151 Los Angeles West side of Decker Rd, south of Carlisle Rd. 487 Comment
  SFV11227  Plagiobothrys nothofulvus D. K. Shayne 1966-3-9 106 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  SBBG116973  Plantago coronopus S. A. Junak with K. Kirkland 2001-4-13 SCa 1431 Los Angeles just S of old rd, on ridgetop overlooking Empire Landing 225 Comment
  UCD124390  Plantago coronopus Robert F. Thorne; P. Everett 1965-5-11 34544 Los Angeles north of Catalina Harbor, Santa Catalina Island. 1 Comment
  RSA402028A  Plantago erecta A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  SD69599  Plantago erecta Robert F. Thorne, P. Everett 1965-5-10 34512 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island Comment
  UCR205682  Plantago indica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36918 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  UCR272513  Plantago major R. G. Swinney 2011-10-27 15931 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  SD85119  Plantago ovata E. R. Blakley 1962-6-9 5184 Los Angeles San Clemente Island; China Point near the lighthouse. 10 Comment
  JEPS3448  Plantago patagonica Frank W. Peirson 1921-5-20 2410 Los Angeles Little Rock Creek San Gabriel Mountains 960 Comment
Read comments
Sep 26 2010
  CAS-BOT-BC434253  Platanus racemosa T. B. Salvato; H. Spencer Badet; Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon. 1000 Comment
  RSA187669  Platanus racemosa Robert F. Thorne 1966-9-15 36691 Los Angeles Santa Catalina Island, Escondido Ranch, Cottonwood Canyon, 107 Comment
  RSA652523  Platanus racemosa W. P. Yeager s.n. Los Angeles in hills 3 mi. So. of Covina. Comment
  SEINET10530979  Platycladus orientalis David B. Dunn 1939-10-25 Dunn UMO 46533 Los Angeles Ornamental plants collected in the vicinity of Orange Dr. and Colorado Blvd., Pasadena. 274 Comment
  RSA751479  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-27 08 -387 Los Angeles City of Malibu, ocean bluff W of El Matador State Park. 2 Comment
  UCR271469  Plectritis ciliosa R. G. Swinney 2011-5-3 14558 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA576931  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1934-3-24 2472 Los Angeles Liveoak Canyon, San Gabriel Mts. 488 Comment
  IRVC28707  Pluchea sericea A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25496 Los Angeles canyon draining into Santa Clara River Valley from the south off "Round Mtn." (peak 1476), north of Potrero Canyon NE end of Santa Susana Mtns. 305 Comment
  RSA729000  Poa Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1972 Los Angeles Fort Tejon Road. Comment
  SEINET10861533  Poa Hermann E. Hasse Hasse s.n. Los Angeles Comment
  RSA720293  Poa annua LeRoy Gross 2007-3-30 2619 Los Angeles Northeast side of the range. Unnamed canyon or east branch of Engleheard Canyon. Hiked this creek from just off a dirt road near the mouth to a little way up canyon., From 34.20590N, 118.24818W, to 34.20117N, 118.25262W. 404 Comment
  RSA777432  Poa pratensis R. G. Swinney 2009-5-27 10859 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  POM112310  Poa secunda H. E. Hasse 1890-05 s.n. Los Angeles Foothills, Sierra Santa Monica. 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
  UCR223445  Poa secunda R. G. Swinney 2009-6-3 11045 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
  UC1109347  Poa secunda subsp. secunda Peter H. Raven 1962-4-10 17209 Los Angeles summit of Thirst; San Clemente Isl 579 Comment
  UCD98421  Polycarpon tetraphyllum June McCaskill 1965-6-6 700 Los Angeles along nursery path, McCaskill Gardens, 25 South Michillinda Avenue, Pasadena. Comment
  RSA760569  Polygonum aviculare R. G. Swinney 2009-3-10 10076 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR99556  Polygonum punctatum B. G. Pitzer, Paul Gomez 1996-4-28 2744 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  LA82522  Polypodium californicum O. H. Kappler; 1941-2-9 79 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SFV14643  Polypodium californicum S. Jonsson 1989-4-19 s. n. Los Angeles Santa Susana Mountains In Bee Canyon of O'Melveny Park. Off of the creek trail, 1.75 miles past Ranger Station. 460 Comment
  POM158004  Polypodium californicum M. B. Dunkle 1928-3-31 1785 Los Angeles Campo Blanco, Santa Catalina Island. 152 Comment
  POM312736  Polypodium californicum D. Taylor 1951-5-17 64 Los Angeles Little Dalton Canyon north of Glendora. San Gabriel mtn range. Pacific drainage area. 365 Comment
  RSA526604  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4188 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  UCSB62331  Polypodium californicum Kiefer, Lawrence 1967-1-7 Los Angeles San Gabriel Mtns., Pacoima Canyon, vicinity of Dutch Louie Camp 701 Comment
  UCSB62400  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Puddingstone Canyon Comment
  RSA0021696  Polypogon australis Duncan S. Bell, Caitlin Elam 2013-6-24 5269 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA0088600  Polypogon monspeliensis R. G. Swinney 2010-5-11 12700 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  SBBG12176  Polypogon monspeliensis P. H. Raven 1962-7-12 18042 Los Angeles Wilson Cove, below barracks area 45 Comment
  UC1109359  Polypogon monspeliensis Peter H. Raven 1962-5-8 17598 Los Angeles in bed of stream near mouth of canyon at s end of Seal Cove San Clemente Island; , s end Seal Cove 9 Comment
  CAS-BOT-BC237502  Polypogon viridis Peter H. Raven 1956-6-17 9404 Los Angeles Westwood, Los Angeles Comment
  RSA385494  Polypogon viridis Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCR169084  Polypogon viridis A. C. Sanders, Mark Elvin 2002-6-20 25224 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
  LA11942  Polypogon viridis J. A. Ewan; 1932-6-28 7512 Los Angeles Santa Monica Mountains, Los Angeles River at Hyperion Bridge Comment
  RSA85035  Polystichum imbricans subsp. curtum F. W. Peirson 1919-12-2 1507 Los Angeles West fork of Rubio Canyon, south base of San Gabriel Mtns 838 Comment
  UCR193941  Populus fremontii A. C. Sanders 2008-7-10 35720 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR47520  Potamogeton pectinatus Dave Thomason 1987-6-17 s.n. Los Angeles Transverse Range; Western San Gabriel Mtns./Mojave Desert, Lake Elizabeth, c. 15 mi west of Lancaster at head of Leona Valley 1006 Comment
  SDSU10331  Prosopis glandulosa var. torreyana J. Godsil 1952-5-28 223 Los Angeles Pomona College, Claremont. 366 Comment
  POM179075  Prunus fasciculata var. fasciculata Philip A. Munz 1921-6-18 4564 Los Angeles San Antonio Mountains, Swartout Valley. 1829 Comment
  SBBG34598  Prunus fasciculata var. fasciculata R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  HSC18813  Prunus ilicifolia C. S. Apperson 1966-5-29 Los Angeles Tapia Park near Malibu Canyon, Santa Monica Mtns. Comment
  RSA0094719  Prunus ilicifolia R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14342 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  RSA651522  Prunus ilicifolia subsp. ilicifolia Glenda Long 1981-4-26 18 Los Angeles West Fork of San Gabriel Canyon, right up side of road 10 feet from stream bed. 0.25 mile up from canyon. Comment
  SFV21008  Prunus ilicifolia subsp. ilicifolia L. Gross 2003-3-7 780 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Just past a saddle along the road on northwest-facing slope on north side of ridge near above coordinates. 518 Comment
  JEPS44614  Prunus ilicifolia subsp. lyonii W. L. Jepson 1908-7-12 3044 Los Angeles Santa Catalina Island Comment
  RSA550703  Prunus munsoniana Tim S. Ross, Annette Ross 1991-7-29 5703 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 274 Comment
  UCR149973  Prunus virginiana Scott D. White 2004-5-5 10309 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  UCSB7168  Pseudognaphalium beneolens Philbrick, Ralph 1954-9-30 Los Angeles South slope of San Antonio Canyon 701 Comment
  POM358734  Pseudognaphalium biolettii F. R. Fosberg 1931-4-22 4676 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA632947  Pseudognaphalium biolettii Valerie L. Soza, Kent Hughes 1999-6-17 551 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UCR91379  Pseudognaphalium biolettii Scott D. White 1995-3-15 2549 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
  POM197903A  Pseudognaphalium biolettii Joseph A. Ewan 1932-2-3 7018 Los Angeles Hillside near mouth of Laurel Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC356708  Pseudognaphalium californicum Alice Eastwood 1917-7-20 6507 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC356713  Pseudognaphalium californicum Tim Ross 1992-6-15 6576 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): S-draining tributary of Turnbull Canyon 304 Comment
  UC1871019  Pseudognaphalium californicum T. S. Ross, Walter Appleby 1993-5-13 7124 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  SD257192  Pseudognaphalium microcephalum R. G. Swinney 2010-8-16 13565 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon Arcadia Wilderness Park. (Mt Wilson 7.5'Q) 280 Comment
  POM358705B  Pseudognaphalium microcephalum Joseph A. Ewan 1932-2-3 7018 Los Angeles Hillside near mouth of Laurel Canyon, Santa Monica Mts. Comment
  RSA574305  Pseudognaphalium stramineum R. G. Swinney 1994-5-7 2824 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  RSA384627  Pseudotsuga macrocarpa Ora M. Clark 1928-12-8 1366 Los Angeles Canyon's and Mt. sides. Comment
  SEINET4690440 Image available Psidium montanum L. R. Landrum 2014-5-21 12045 Los Angeles Huntington Botanical Garden 30 Comment
  RSA251396  Psilocarphus brevissimus R. F. Thorne 1966-4-17 36087 Los Angeles San Clemente Island, near reservoirs between Boulder & Horton, NE side of island. 488 Comment
  RSA0127372  Pteridium aquilinum var. pubescens Louis C. Wheeler 1967-7-15 10042 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  POM2152  Pterostegia drymarioides I. M. Johnston 1918-6-23 s.n. Los Angeles Spring Hill, San Antonio Canyon; Upper Sonoran Zone. 1280 Comment
  RSA19734  Pterostegia drymarioides I. W. Clokey, Bonnie C. Templeton 1929-03 4523 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  UCR258578  Pterostegia drymarioides R. G. Swinney 2010-4-23 12366 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  SEINET3197315 Image available Purshia glandulosa Richard G. Swinney 2009-4-2 10244 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. (Valyermo 7.5' Q) 1223 Comment
  CHSC98601  Purshia tridentata var. glandulosa LeRoy Gross 2005-5-3 2196 Los Angeles Transverse Ranges; San Gabriel Mountains region: 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. T04N, 05N R09W, 10W S06, 01, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. Alt: 1085-1215m. 1150 Comment
  RSA729324  Pycnanthemum californicum R. G. Swinney 1999-7-28 7578 Los Angeles East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch. 1037 Comment
  POM305561  Pycnanthemum californicum Henry J. Ramsey, Henry J. Ramsey 1940-10-13 792 Los Angeles San Gabriel Mountains. Angeles Crest Hwy. 1524 Comment
  POM106168  Quercus X grandidentata Ernest Braunton 1902-6-11 485 Los Angeles Griffith Park Comment
  LA43669  Quercus agrifolia Carl Epling; 1930-3-8 sn Los Angeles Santa Monica Mountains, Mandeville Canyon Comment
  UCD45096  Quercus agrifolia Jack Delaini 1974-4-5 92 Los Angeles Elev. C. 1350 ft.; common near base of canyon 411 Comment
Read comments
Sep 25 2015
  UCD45261  Quercus berberidifolia A. D. Gifford 1935-4-14 580 Los Angeles 2 1/2 miles east of Whitaker Peak. Altitude 3000 feet. 914 Comment
  UCSB34870  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near comer of Hillcrest and North Hill Rd north of Pomona 274 Comment
  UCSB68634  Quercus berberidifolia Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 365 Comment
  RSA0046923  Quercus berberidifolia Rosemarie Beline 1941-07 s.n. Los Angeles Santa Suzanna [Susana] Pass. Comment
  RSA476913  Quercus chrysolepis Geo. L. Moxley 1916-6-16 500 Los Angeles Santa Susana Mountains. Comment
  RSA730297  Quercus chrysolepis R. G. Swinney 1998-9-4 6915 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  CAS-BOT-BC86230  Quercus dumosa Daryl Lee Koutnik; John Cuti 1978-4-19 380 Los Angeles Verdugo Mountains on fireroad from Stough Canyon to La Crescenta 762 Comment
  CAS-BOT-BC86359  Quercus dumosa W. R. Dudley 1907-12-27 s.n. Los Angeles San [jit] Canyon, near Monrovia Comment
  CAS-BOT-BC79762  Quercus durata Alice Eastwood 1919-5-29 8942 Los Angeles San Gabriel Canyon Comment
  POM270273  Quercus durata var. gabrielensis Lyman Benson 1946-10-30 12224 Los Angeles South margin, 2 miles north of Claremont 457 Comment
  RSA598916  Quercus durata var. gabrielensis R. G. Swinney 1989-11-24 1488 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, Paul Keiser Nature Trail. 473 Comment
  RSA623961  Quercus durata var. gabrielensis Arthur R. Kruckeberg 1939-3-19 71 Los Angeles Colby Canyon Trail Comment
  UCR177738  Quercus durata var. gabrielensis LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1079 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  POM290529  Quercus engelmannii Lyman Benson 1948-11-9 13549 Los Angeles Hill at west side of mouth of Monrovia Canyon 305 Comment
  RSA177660  Quercus engelmannii Robert F. Thorne, P. Everett 1965-5-12 34611 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  UC1135586  Quercus engelmannii A. E. Wieslander 1936-8-29 684 Los Angeles Santa Anita Pasadena Quad. 182 Comment
  UCR185602  Quercus lobata A. C. Sanders 2007-4-25 33569 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA1252  Quercus tomentella Carl B. Wolf 1930-1-29 1455 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Canyon Comment
  RSA488451  Quercus tomentella Mark Hoefs 1974-9-25 548 Los Angeles Santa Catalina Island, Gallagher's Canyon- lower west fork 53 Comment
  RSA619490  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Canyon 91 Comment
  UCR277101  Quercus wislizeni R. G. Swinney 2011-9-22 15685 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  RSA631383  Rafinesquia californica Valerie L. Soza, LeRoy Gross 1999-5-11 467 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, between Morgan and Wildwood Canyons, above Ferguson Motorway. 670 Comment
  UCSC000842  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  RSA628799  Ranunculus cymbalaria H. L. Cogswell 1948-5-5 371 Los Angeles San Gabriel River Wildlife Sanct. 3 mi. S. of El Monte Comment
  POM11605  Ranunculus cymbalaria var. saximontanus P. A. Munz 1921-6-18 4640 Los Angeles San Antonio Mountains, Swartout Valley. 1829 Comment
  RSA0110779  Raphanus raphanistrum Steven A. Junak 2000-5-18 SCa- 1300 Los Angeles Santa Catalina Island. N side of N Shore Road, 0.6 mi. E of turn-off for Howland's Landing. 39 Comment
  RSA608062  Raphanus sativus L. C. Wheeler 1931-2-15 s.n. Los Angeles Pomona. Comment
  RSA654729  Raphanus sativus Scott Lowe 1991-5-7 13 Los Angeles San Gabriel river channel, about 50 m. south of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  SEINET11522477  Raphanus sativus N. Bacon 1967-3-29 s.n. Los Angeles Los Angeles City, Glenwood Place, South Gate. Comment
  UCR280797  Rapistrum rugosum Jesse York 2017-7-18 s.n. Los Angeles Los Angeles Basin; San Fernando Valley, Sepulveda Dam, Van Nuys 210 Comment
  RSA779453  Rhamnus californica R. G. Swinney 2009-6-17 11224 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCR190247  Rhamnus californica R. G. Swinney 2000-6-19 7809 Los Angeles San Gabriel Mtns., west of Pine Mountain and north of Azusa, junction of FS Rd. 2N24 and Pine Mtn. spur rd. 1274 Comment
  CDA12034  Rhamnus californica subsp. californica A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  RSA784522  Rhamnus crocea J. D. Olmsted 1959-3-27 324 Los Angeles San Dimas Creek drainage area: 0.25 mi SW of stream gaging station below San Dimas ranger station. 457 Comment
  OBI6105  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2179 Los Angeles On Newhall Grade, just above the place where the Los Angeles Aqueduct crosses hwy Comment
  RSA226005  Rhamnus ilicifolia Robert F. Thorne, C. W. Tilforth 1971-6-29 40644 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  UCSB4040  Rhamnus ilicifolia Ralph, F. 1959-7-18 Los Angeles U.S. 99, 6.9 mi. S of its jet. with Calif. 138. 762 Comment
  CATA1692  Rhamnus pirifolia Mark L. Hoefs, Robert F. Thorne 1998-10-9 2989 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 231 Comment
  UC1211087  Rhus Huron H. Smith 1912-5-1 4903 Los Angeles Eagle Rock Valley 152 Comment
  UC1587573  Rhus Tim Ross 1991-9-2 5938 Los Angeles near Mulholland Highway (Yerba Buena Road, Triunfo Pass USGS 7.5'); Santa Monica Mountains 541 Comment
  SD253352  Rhus aromatica R. G. Swinney 2011-5-31 14924 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1 - 0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  SFV21981  Rhus aromatica V. Soza, L. Gross, R. Kopelov 2000-3-30 655 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. West-facing slope of canyon sides in area cleared and open above near housing. 579 Comment
  UCR219400  Rhus aromatica R. G. Swinney 2009-3-25 10160 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  RSA188214  Rhus integrifolia R. F. Thorne, P. Everett 1965-6-22 34917 Los Angeles Catalina Island. South of Avalon golf course. 91 Comment
  RSA386476  Rhus integrifolia F. R. Fosberg 1931-7-16 S- 5606 Los Angeles Gallagher s Canyon. Santa Catalina Island. 10 Comment
  SD31164  Rhus integrifolia Edith A. Purer 1931-2-21 155 Los Angeles Palos Verdes Hills Comment
  UC138125  Rhus integrifolia C. F. Baker 1904-4-1 1156 Los Angeles Claremont; Pacific Coast, Claremont Comment
  UCR172735  Rhus integrifolia Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles South Coast, Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 366 Comment
  UCR209048  Rhus integrifolia Dan S. Cooper 2009-2-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  UCSB8657  Rhus integrifolia Philbrick, Ralph 1954-03 Los Angeles Pacific Palisades Comment
  RSA653520  Rhus ovata LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 282 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  JEPS108634  Rhus ovata L. Dunn, L. Song 1966-11-1 NA 43 Los Angeles San Dimas Experimental Forest Comment
  UC1595429  Rhus trilobata Tim Ross 1992-7-10 6638 Los Angeles Big Tujunga Canyon, 310m e of where Cold Water Canyon meets Big Tujunga Creek (e side of the road to Colby Ranch); San Gabriel Mountains 963 Comment
  CAS-BOT-BC92289  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles San Gabriel Mountains. Arroyo Seco. 457 Comment
  CLARK-A1528-4115  Ribes amarum John C. Roos 1942-4-18 1085 Los Angeles San Gabriel Mountains Comment
  CAS-BOT-BC92455  Ribes aureum var. gracillimum Le Roy Abrams 1901-4-13 1491 Los Angeles Eatons wash. Sierra Madre. Comment
  LA201959  Ribes aureum var. gracillimum Arthur C. Gibson; 2004-3-17 5012 b Los Angeles Santa Monica Mountains, Franklin Canyon, above main parking lot above reservoir Comment
  RSA0089426  Ribes aureum var. gracillimum R. G. Swinney 2011-3-17 14108 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA233375  Ribes aureum var. gracillimum Arthur C. Gibson, Linda Gibson 1972-3-11 2797 Los Angeles Along the roadside margin of Big Tujunga Wash, Big Tujunga Canyon Comment
  CAS-BOT-BC93111  Ribes californicum var. hesperium Clarence R. Quick 1939-11-22 050 Los Angeles Collected in San Gabriel Canyon. Comment
  CHSC8454  Ribes californicum var. hesperium Edward Laidlaw Smith 1958-2-18 320 Los Angeles Cobal Canyon. San Gabriel Mt. Range. Cobal Creek drainage area. 609 Comment
  LA91458  Ribes californicum var. hesperium Bruce Douglas Clayton; Greg Shaw 1972-4-4 58 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus 554 Comment
  RSA598902  Ribes californicum var. hesperium R. G. Swinney 1989-11-24 1481 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  CAS-BOT-BC173109  Ribes indecorum B. 1904-2-17 4009 Los Angeles Claremont Comment
  UC2062985  Ribes indecorum Mark Elvin with Michael Wall 1997-3-5 364 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection with [Padua Avenue], 200 m off road. Comment
  LA50736  Ribes malvaceum Carl Epling; 1934-12-12 3249 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  LA51398  Ribes malvaceum Henry J. Thompson; 1959-2-20 1848 Los Angeles Santa Monica Mountains, 2 mi. E of Saddle Peak, along Saddle Peak Road 701 Comment
  UC567129 Image available Ribes malvaceum A. D. Gifford 1935-1-7 404 Los Angeles 6 1/2 mi ese Whitaker Peak; Tejon Quadrangle 518 Comment
  UC69854  Ribes malvaceum Ernest Braunton 1903-1-10 793 Los Angeles Arroyo Seco Comment
  RSA589107  Ribes nevadense Orlando Mistretta 1994-7-1 1391 Los Angeles San Gabriel Mountains: Santiago Canyon. Sheep Camp Spring, Northwest of summit of Pacifico Mountain. 1951 Comment
  CAS-BOT-BC209704  Ribes quercetorum Frank W. Peirson 1922-6-3 2548 Los Angeles East of Oakgrove Canon [Canyon] Divide, Liebre Mts. Comment
  UCSB25578  Ribes quercetorum Wheeler, Louis 1932-4-9 Los Angeles Mouth Kings Canyon; Elizabeth Lake Region 975 Comment
  LA205493  Ribes roezlii Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  RSA579520  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-6-23 8063 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  CHSC8055  Ribes speciosum Edward L. Smith 1957-3-26 205 Los Angeles Located at Blanchard Park, Pomona College, Claremont. San Gabriel Mts. 381 Comment
  RSA522978  Ribes speciosum Tim S. Ross 1991-2-23 4082 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca 1/5 air-mile WNW of Turnbull Cyn Rd & Skyline Drive. 210 Comment
  RSA724674  Ribes speciosum K. Dobry 1992-2-16 d- 1047 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  UC1127566  Ribes speciosum P. L. Johannsen 1934-1-18 235 Los Angeles 1/2 mi ne Mesa Peak; Calabasas Quadrangle Comment
  RSA603398  Ricinus communis L. C. Wheeler 1975-6-15 s.n. Los Angeles San Gabriel Mountains Region: Big Tujunga Wash at Foothill Blvd. Comment
  UCR217316  Ricinus communis R. G. Swinney 2009-3-10 10081 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  CAS-BOT-BC434242  Rigiopappus leptocladus A. C. Sanders 2007-4-19 33425 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1098 Comment
  SEINET11261960  Rorippa curvisiliqua Louis C. Wheeler 1949-6-22 6707 Los Angeles Altadena. Devil's Gate Dam.; 0 321 Comment
  RSA0021498  Rosa gymnocarpa var. gymnocarpa Joseph A. Ewan 1933-7-4 7865 Los Angeles North slope Monrovia Peak, San Gabriel Mountains. 1372 Comment
  RSA3526  Rubus discolor Carl B. Wolf 1932-5-9 3469 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. about 1/2 mi. way to Mexican Houses. 61 Comment
  UCR98780  Rubus discolor Steve Boyd, T. S. Ross 1997-3-21 9214 Los Angeles Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1183 Comment
  RSA0106854  Rubus leucodermis R. G. Swinney 2011-7-29 15582 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  CAS-BOT-BC156584  Rubus ulmifolius Carl B. Wolf 1932-5-9 3469 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. About 1/2 way to Mexican Houses 60 Comment
  CAS-BOT-BC158820  Rubus ursinus Timothy S. Ross 1992-5-24 6407 Los Angeles Lower Brown's Gulch, just W of the San Gabriel Dam, San Gabriel Mountains 463 Comment
  RSA626979  Rubus ursinus Louis C. Wheeler 1967-5-15 9594 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  UCR205540  Rumex A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36912 Los Angeles San Gabriel Valley, South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  RSA258382  Rumex crispus C. W. Tilforth 1972-6-23 600 Los Angeles Los Angeles. Found occasionally under almost all conditions. Comment
  POM50454  Rumex hymenosepalus L. R. Abrams 1901-04 1399 Los Angeles La Cananda Comment
  RSA466265A  Rumex salicifolius var. salicifolius Freda Detmers 1931-5-17 s.n. Los Angeles Hillside, Mint Canyon. Comment
  CAS-BOT-BC103158  Salix bonplandiana Peter H. Raven 1959-5-3 14103 Los Angeles Franklin Canyon 0.7 miles south of Mulholland Drive 289 Comment
  LA208608  Salix exigua Carl W. Sharsmith; 1932-1-17 13 Los Angeles San Gabriel Mountains, at the bottom of Lower San Gabriel Canyon, ca 9.5 km above Azusa 300.0 Comment
  RSA799803  Salix exigua Pam De Vries 2013-4-3 7829 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  UCR205834  Salix exigua R. G. Swinney 2008-5-8 8797 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR260015  Salix exigua R. G. Swinney 2010-4-1 12152 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA712037  Salix laevigata Gary D. Wallace 1986-12-10 2564 Los Angeles Monrovia; edge of vacant lot. Comment
  SD126616  Salix laevigata Steve Meyers, Ed LaRue 1989-3-27 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct, San Andreas Rift Zone 883 Comment
  UC506458  Salix laevigata Carl Hedin and Joseph Ewan 1932-4-22 7619 Los Angeles at Radford Dr. Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  RSA0030815  Salix laevigata var. araquipa Carl W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  JEPS13828  Salix lasiolepis Frank W. Peirson 1919-2-9 317 Los Angeles Fish Canyon; San Gabriel Mts., Fish Canyon Comment
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Dec 10 2014
  LA208802  Salix lasiolepis Carl Hedin; Joseph Ewan 1932-5-19 7662 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  RSA191572  Salix lasiolepis Robert F. Thorne 1966-4-23 36151 -A Los Angeles San Gabriel Mountains: Jackson Lake WNW of Big Pines, Big Pines Recreation Area, Angeles National Forest 1829 Comment
  RSA787096  Salix lasiolepis Doris Bowers 1957-2-16 696 A Los Angeles Dalton Canyon 610 Comment
  UC1134985  Salix lasiolepis P. L. Johannsen 1934-3-1 311 Los Angeles 1/2 mi s.w. Castaic; Santa Susana Quad. Comment
  UC474006  Salix lasiolepis F. A. MacFadden 1931-3-1 3074 Los Angeles Tuna Canyon Verdugo Hills (wash) Comment
  UC483071  Salix lasiolepis F. R. Fosberg 1931-1-26 7176 Los Angeles Topanga Canyon Santa Monica Mts., Topanga Canyon Comment
  UC506466  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7629 Los Angeles Comment
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Jun 8 2015
  UCR92063  Salix lasiolepis Scott D. White 1995-2-7 2528 Los Angeles Santa Susana Mtns,, Sunshine Canyon. Landfill expansion area, driectly west of I-5, just south of interchange with Hwy 14 457 Comment
  CAS-BOT-BC128239  Salix lucida Marcus E. Jones 1882-3-7 3042 Los Angeles Pasadena Comment
  CAS-BOT-BC125661  Salix melanopsis Le Roy Abrams; E. A. McGregor 1908-6-20 406 Los Angeles Liebre Mountains, Oakgrove Canyon & Elizabeth Lake Comment
  CATA2067  Salsola australis Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 817 Los Angeles Santa Catalina Island: Along road to White's Landing, 1.6 road miles inland from beach 152 Comment
  CDA20800  Salsola australis B. Villegas 2002-8-21 B 247 -4 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  CAS-BOT-BC180707  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  RSA679882  Saltugilia splendens subsp. splendens LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 843 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  SBBG64372  Saltugilia splendens subsp. splendens R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  RSA145220  Salvia apiana Alice Ann Webb 1961-3-17 784 Los Angeles End of Indian Hill (N.), where bulldozers were messing around, Claremont. Mt. Range - San Gabriel. 457 Comment
  RSA599997  Salvia apiana Steve Boyd, Lauren Raz 1997-5-28 9837 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
  SEINET3101621  Salvia apiana G. Rink 2011-6-1 10582 Los Angeles Chino Hills, northeast of La Brea. 260 Comment
  UC1124657  Salvia apiana R. St. John 1930-2-2 84 Los Angeles Santa Monica Mts.; Triunfo Pass 701 Comment
  UC25659  Salvia apiana J. H. Barber 1897-3-28 117 Los Angeles Santa Monica Canyon Comment
  UCR107758  Salvia apiana Jeanne Gural, Erin Hewgley 1997-4-18 33 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. and Foothill Boulevard. West of main road, south of lake. 412 Comment
  UCR139208  Salvia apiana William Emboden 1968-5-28 23 Los Angeles San Gabriel Mountains, above Arcadia (Anderson site) Comment
  RSA252925  Salvia carduacea Robert F. Thorne, C. W. Tilforth 1973-4-20 43084 Los Angeles Mojave Desert: c. 1 mile SE of junction of Pearlblossom and Antelope Valley Hwys and 4.5 mi NW of Pinyon Hills along Hwy 138. 991 Comment
  RSA670604  Salvia carnosa Bonnie C. Templeton 1930-5-19 1458 Los Angeles Mint Canyon on edge of Mohave Desert. 200 Comment
  RSA0073268  Salvia columbariae Orlando Mistretta, Christine Mistretta 2005-4-21 2073 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UC1124715  Salvia columbariae P. L. Johannsen 1934-3-5 316 Los Angeles 1 mi ne Castac; Santa Susana Quad. 457 Comment
  UCSB5766  Salvia columbariae Haller, John 1957-4-13 Los Angeles in upper Mint Canyon; ca. 5 rd. mi. E. of rd. to Acton; & 10 rd. mi. E. of Angeles Forest Hwy 914 Comment
  RSA121517  Salvia columbariae G. T. Nordstrom 1935-4-21 466 Los Angeles 1/2 mile N of Tejon Pass. 1280 Comment
  RSA0091361  Salvia dorrii var. pilosa R. G. Swinney 2011-4-1 14315 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA191571  Salvia dorrii var. pilosa Robert F. Thorne 1966-4-23 36148 Los Angeles San Gabriel Mountains: just N of Valyermo 1067 Comment
  RSA446274  Salvia dorrii var. pilosa N. C. Cooper 1948-4-21 2666 Los Angeles Littlerock. 762 Comment
  UC1281066  Salvia dorrii var. pilosa H. E. McMinn 1935-6-28 4079 Los Angeles approaching Palmdale Comment
  UCR155621  Salvia leucophylla A. C. Sanders, T. B. Salvato 2005-4-26 29703 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  CAS-BOT-BC229930  Salvia mellifera G. R. Campbell 1950-4-17 14594 Los Angeles Escondido Canyon, on road to Malibu Lake, 8 miles from Hwy Alt. 101 548 Comment
  CATA585  Salvia mellifera Mark L. Hoefs 1991-4-7 1023 Los Angeles Santa Catalina Island: Upper Avalon Canyon, south-west of Divide Road 377 Comment
  RSA563493  Salvia mellifera Tim S. Ross, Walter Appleby 1993-5-13 7116 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
  RSA724463  Salvia mellifera K. Dobry 1991-3-15 417 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  SBBG112964  Salvia mellifera S. A. Junak 1998-6-13 SCa 746 Los Angeles W side of Avalon Cyn drainage, along N rim of Quail Cyn, just W of Los Angeles County Fire Station 79 Comment
  RSA434072  Salvia spathacea Anstruther Davidson 1890-05 s.n. Los Angeles Los Angeles. Comment
  LA202602  Salvia spathacea Barbara Crumly; 1963-4-4 sn Los Angeles Comment
  RSA670423  Sambucus caerulea I. W. Clokey 1929-05 4558 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA332895  Sambucus mexicana Wayne E. Sawyer 1981-6-18 56 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mi from Dawson Saddle. 2301 Comment
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Jul 17 2015
  UC398769  Sambucus mexicana Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC238713  Sambucus nigra subsp. caerulea Rimo Bacigalupi 1953-5-2 4049 Los Angeles Northern limits of Oak Flat Public Camp, Angeles National Forest, just off U.S. 99 853 Comment
  SD66834  Sambucus nigra subsp. caerulea R. Mitchel Beauchamp 1967-3-18 288 Los Angeles San Clemente Island, below Lemon Tank, at base of cliff in canyon Comment
  POM366641  Sanguisorba minor Louis C. Wheeler 1933-7-3 1891 Los Angeles Thompson Wash near La Verne. 378 Comment
  LA32911  Sanicula arguta Carl Epling; 1926-4-10 5918 Los Angeles Simi Hills - Santa Susana Mountains, Santa Susana Pass Comment
  RSA305031  Sanicula arguta P. H. Raven, Henry J. Thompson 1960-4-24 15108 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  RSA3514  Sanicula arguta C. B. Wolf 1932-5-9 3457 Los Angeles Santa Catalina Island, small hill at junction of Skyline Drive & Pebbly Beach road. 30 Comment
  SBBG98503  Sanicula arguta T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5159 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  RSA527790  Sanicula arguta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4354 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA534062  Sanicula arguta T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5260 -a Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336 ) marker, 1800ft SE of Malo Knoll (1396 )) Beginning of drainage. 386 Comment
  LA82385  Sanicula crassicaulis O. H. Kappler; 1943-5-2 386 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA595127  Sanicula crassicaulis Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8567 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  SFV22089  Sanicula crassicaulis V. Soza, L. Gross, B. Hogshead 2001-4-26 1187 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, southeast of Green Verdugo Reservoir. 457 Comment
  UCR195291  Sanicula crassicaulis Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1187 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, southeast of Green Verdugo Reservoir 457 Comment
  SD112032  Sarcocornia pacifica Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  RSA0088420  Schinus molle R. G. Swinney 2010-2-27 11760 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  RSA586540  Schismus arabicus Timothy S. Ross 1991-4-28 4743 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA775356  Schismus arabicus Orlando Mistretta, Christine Mistretta 2010-6-4 5257 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  UCR25884  Schismus arabicus M. Partsch 1977-5-14 38 Los Angeles Western Mojave Desert, Palmdale Blvd at 140th St. East [SW of Lake Los Angeles] 1067 Comment
  RSA0045425  Schismus arabicus Wendy Boes 2009-3-22 2009 -006 Los Angeles San Gabriel Mountains; Big Dalton Reservoir; Forest Service Road 1N141. 526 Comment
  CAS-BOT-BC111476  Schoenoplectus americanus I. Johnston 1917-5-13 s.n. Los Angeles El Monte, ditch along R. R. 83 Comment
  CAS-BOT-BC111228  Schoenoplectus californicus Alice Eastwood 1906-5-27 179 Los Angeles San Pedro Comment
  UCR97792  Schoenoplectus californicus Scott D. White 1997-3-12 4733 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCR182117  Scirpus R. G. Swinney 1997-6-19 5618 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  RSA0036212  Scrophularia californica Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills Comment
  RSA574289  Scrophularia peregrina Tim S. Ross, Steve D. Boyd 1993-3-24 6819 Los Angeles Claremont: RSABG; collected on the SE edge of Indian Hill Mesa. 402 Comment
  RSA678463  Scrophularia villosa Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 168 Los Angeles San Clemente Island. Stone field station just below balcony. Comment
  SBBG132068  Scrophularia villosa S. A. Junak, B. Collins 1991-4-25 SC 224 Los Angeles just N of field station at Camera Pad "Stone" 448 Comment
  SD84816  Scrophularia villosa Reid Moran 1941-2-28 645 Los Angeles Johnson's Valley, Santa Catalina Island 99 Comment
  RSA230224  Scutellaria siphocampyloides Robert F. Thorne 1969-7-2 38260 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA445335B  Scutellaria siphocampyloides Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA670436  Scutellaria tuberosa I. W. Clokey, Bonnie C. Templeton 1929-04 4445 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  UCR195292  Scutellaria tuberosa Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1186 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, southeast of Green Verdugo Reservoir 457 Comment
  UCR61051  Selaginella bigelovii R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 396 Comment
  RSA248844  Selaginella bigelovii Robert F. Thorne 1973-4-11 42864 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  RSA683755  Selaginella bigelovii Howard de Forest 1929-2-9 s.n. Los Angeles Griffith Park. Comment
  RSA473123  Senecio aphanactis L. C. Wheeler 1932-3-19 523 Los Angeles San Gabriel 107 Comment
  CDA8633  Senecio flaccidus var. douglasii unknown 2005-10-21 152 Los Angeles Santa Monica Mountains: Rustic Canyon. 0 Comment
  HSC24326  Senecio flaccidus var. douglasii James Henrickson 1971-10-14 7187 Los Angeles NE Claremont along Padua Hills Rd. 457 Comment
  RSA679286  Senecio flaccidus var. douglasii Mark A. Elvin, Anne Marie Ruff 1996-8-1 304 Los Angeles San Gabriel Mountains. Angeles National Forest. Glendora Ridge Road. N side of road W of 90 degree curve on road. Road mile 7.75. Comment
  UCR159904  Senecio flaccidus var. douglasii Orlando Mistretta 1992-9-4 799 Los Angeles San Gabriel Mountains, Yerba Buena Trail; Tujunga Ranger District 1433 Comment
  CAS-BOT-BC341198  Senecio lyonii R. M. Beauchamp 1967-1-28 136 Los Angeles 1/2 mile south-east of Eel Point. San Clemente Island Comment
  CATA2794  Senecio lyonii Wheeler Apr 1904 6134 Los Angeles Santa Catalina Island 0 Comment
  RSA660868  Senecio lyonii Orlando Mistretta 1992-4-4 131 Los Angeles San Clemente Island. Comment
  SFV13499  Senecio vulgaris M. H. Grayum 1977-12-11 924 Los Angeles San Fernando Valley Los Angeles, Northridge. South side of Nordhoff Street, just west of Tampa Ave. 255 Comment
  RSA533443  Senecio vulgaris Timothy S. Ross 1991-4-21 4506 Los Angeles Whittier Hills (Puente Hills, pro parte): Lower Turnbull Canyon drainage above NW bank of stream course. 183 Comment
  UC2058834  Senecio vulgaris Nancy Hamlett 2013-2-12 Los Angeles Coastal Plains & Basins; San Bernardino Basin Region: Foothill Blvd. Parkway, outside Bernard Field Station, about 60 feet west of Mills Ave. Claremont. Comment
  SBBG59134  Setaria viridis R. Hoffmann 1931-9-28 Los Angeles near Harold Comment
  LA50697  Sherardia arvensis J. Warren; 1952-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  CAS-BOT-BC384477  Silene antirrhina Louis C. Wheeler 1932-5-28 782 Los Angeles E side San Antonio Canyon SE Hog Back, San Gabriel Mts. 1280 Comment
  RSA0091540  Silene antirrhina R. G. Swinney 2011-5-26 14858 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  UCR181664  Silene armeria A. C. Sanders, D. Malueg 1998-6-22 21986 A Los Angeles San Gabriel Mtns., foothills along Hwy 2 at La Canada, at turnoff to SCE Gould substation, Gould Canyon watershed 610 Comment
  RSA177849  Silene gallica Percy C. Everett 1965-5-12 24637 Los Angeles Santa Catalina Island, Bulrush Canyon. 244 Comment
  SD75625  Silene gallica Reid Moran 1941-3-16 705 Los Angeles Santa Catalina Island; Middle Ranch. 199 Comment
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Apr 28 2009
  LA94353  Silene laciniata subsp. laciniata A. M. Johnson; 1932-5-14 4066 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  POM346  Silene laciniata subsp. major A. R. Davis 1915-7-4 s.n. Los Angeles San Dimas Canyon. Comment
  SD215461  Silene verecunda Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3357 Los Angeles Big Rock Creek Canyon, ca. 120 m NNW of Icy Springs around a stone building that has been gutted by fire. 1730 Comment
  RSA438865  Silene verecunda subsp. platyota F. R. Fosberg 1931-8-11 S 5598 Los Angeles Lshio trail 1 mi. above Big Cienega, S slope 1080 Comment
  RSA188708  Silybum marianum R. F. Thorne, Percy C. Everett 1965-6-24 35047 Los Angeles Santa Catalina Island, above pond impounded behind dam in lower Cottonwood Canyon Comment
  RSA719130  Silybum marianum Naomi Fraga 2001-5-27 50 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. UTM: 3768679N 423253E. Comment
  RSA626407  Simmondsia chinensis LeRoy Gross 1999-4-15 132 Los Angeles Verdugo mountains: North of the 210 freeway, east of Sunland exit, south of the city of Sunland. 579 Comment
  SBBG31096  Sinapis arvensis R. F. Thorne 1966-6-1 36466 Los Angeles Pebbly Beach terminal 6 Comment
  RSA17078  Sisymbrium altissimum C. B. Wolf 1936-5-27 7834 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  UC1870173  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  RSA431752  Sisymbrium officinale M. B. Dunkle 1933-6-17 3621 Los Angeles San Antonio River Canyon 914 Comment
  RSA133842  Sisyrinchium bellum H. J. Thompson 1959-5-31 2053 Los Angeles East of junction of Latigo Canyon Road with Mulholland Highway 518 Comment
  POM250487  Sisyrinchium bellum I. W. Clokey, E. G. Anderson 1935-5-9 6559 Los Angeles Puddingstone Dam Comment
  RSA366938  Sisyrinchium bellum Geo L. Moxley 1917-4-15 s.n. Los Angeles Eagle Rock. Comment
  RSA0113235  Sisyrinchium idahoense R. G. Swinney 2010-9-30 13907 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  SBBG19213  Solanum americanum C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  JEPS12087  Solanum douglasii Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  RSA0081624  Solanum douglasii R. G. Swinney 2010-8-30 13632 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA0092459  Solanum douglasii R. G. Swinney 2011-11-3 15984 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
  RSA422381  Solanum douglasii Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  RSA658530  Solanum douglasii Diane Elliott 1985-4-19 3 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  SBBG13506  Solanum douglasii E. R. Blakley 1962-10-5 5425 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  UC450805  Solanum douglasii Fay A. MacFadden 1931-3-18 6 E Los Angeles Verduga Hills, Tuna Canyon Tuna Canyon; Verduga Hills, Tuna Canyon Comment
  UC917795  Solanum douglasii Frank W. Gould 1944-4-16 2298 Los Angeles near corner of Skyline and Ardsheal Drives, Whittier Hills Whittier Hills Comment
  UCR259404  Solanum douglasii R. G. Swinney 2010-8-30 13632 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  UCR270116  Solanum douglasii R. G. Swinney 2010-4-15 12250 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  RSA422382  Solanum douglasii M. B. Dunkle 1949-4-3 s.n. Los Angeles San Clemente Island. Chenetti Canyon. Comment
  RSA608341  Solanum douglasii Louis C. Wheeler 1930-3-8 12 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  NY826936  Solanum elaeagnifolium J. A. Ewan 1932-8-25 680 Los Angeles Over about a ten-acre area, West Los Angeles. Comment
  RSA610214  Solanum elaeagnifolium Louis C. Wheeler 1970-9-5 s.n. Los Angeles Culver City: West Washington Blvd., 12,200 block, at Grandview Blvd. Comment
  RSA0036171  Solanum lycopersicum Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  NY821423  Solanum nigrum S. F. Blake 1910-7-23 443 Los Angeles Los Angeles Comment
  CHSC97879  Solanum viarum Frank McDonough 2006-9-20 PDR 1353132 Los Angeles L. A. Arboretum, Oxford Rd., San Marino. 200 Comment
  LA51385  Solanum xanti Henry J. Thompson; 1959-3-22 1865 Los Angeles Santa Monica Mountains, Las Virgines Rd, 1 mi N of Tapia Park, N of Malibu Canyon Rd 213 Comment
  NY820441  Solanum xanti T. S. Elias 1984-4-29 8332 Los Angeles Angeles National Forest: Glendora Ridge, near Baldy Camp; along Forest Service road above ridge road Comment
  UCR65514  Solanum xanti T. S. Ross, Steve Boyd 1990-5-14 2467 Los Angeles San Gabriel Mtns., Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  RSA584225  Solanum xanti Tim S. Ross, Orlando Mistretta 1993-5-27 7321 Los Angeles Ridge dropping westward from Loop Canyon Road toward Wilson canyon 841 Comment
  JEPS32410  Solidago confinis Frank W. Peirson 1920-9-12 1230 Los Angeles Bear Flat Baldy Trail, San Grabriel Mts. 1676 Comment
  RSA518119  Solidago confinis Christopher Davidson 1967-9-7 960 Los Angeles Mt. Baldy trail from Baldy Village, near Bear Flat. 1524 Comment
  RSA714585  Solidago occidentalis A. C. Sanders, Mark Elvin 2002-8-26 25589 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa 305 Comment
  UCR270124  Solidago spectabilis R. G. Swinney 2010-9-9 13783 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC365018  Solidago velutina subsp. californica Timothy S. Ross; Steve Boyd 1994-9-20 8269 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  RSA474081  Sonchus asper subsp. asper Anstruther Davidson 1920-6-1 s.n Los Angeles San Antonio river Canyon 1500 Comment
  RSA637502  Sonchus oleraceus Valerie L. Soza, LeRoy Gross 1999-5-10 451 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  SBBG32151  Sonchus oleraceus R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -237 Los Angeles S side of Little Harbor Comment
  RSA474082  Sonchus oleraceus F. R. Fosberg 1930-6-26 S- 3002 Los Angeles Culver Garden. 15 Comment
  UCD136162  Sonchus oleraceus Jack Delaini; Larry DeBuhr 1974-2-21 35 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 487 Comment
  RSA187658  Sorghum bicolor R. F. Thorne 1966-9-15 36696 Los Angeles Santa Catalina Island, Volunteering along roadside near Bird Park, Avalon 15 Comment
  LA33432  Sorghum halepense Peter H. Raven; 1959-3-1 13817 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park 243 Comment
  RSA607385  Spartium junceum L. C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek off Big Tujunga. 1493 Comment
  SBBG70002  Spergula arvensis M. N. Ackley -May-1925 80 Los Angeles small cyn, Glendale 266 Comment
  RSA0097067  Spergularia I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  RSA0097878  Spergularia bocconi R. G. Swinney 2009-3-10 10082 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park. South of Hwy 39. 296 Comment
  UCR143225  Spergularia bocconi R. F. Thorne 1973-4-12 42928 Los Angeles Channel Islands, San Clemente Island; Pyramid Cove at S end of island 3 Comment
  SD66914  Spergularia bocconi R. Mitchel Beauchamp 1967-3-18 2960 Los Angeles San Clemente Island; below Lemon Tank. Comment
  RSA188233  Spergularia macrotheca R. F. Thorne 1965-6-23 34941 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. On rocky bluff on south side of beach. Comment
  RSA0098396  Spergularia macrotheca L. E. Hoffman 1931-11-28 16272 Los Angeles Carthay Center. Comment
  SFV1236  Spergularia macrotheca R. L. Armacost 1959-8-10 1240 Los Angeles Near Malibu salt marsh. Comment
  CAS-BOT-BC390327  Spergularia macrotheca var. macrotheca Le Roy Abrams 1901-4-1 1223 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC390340  Spergularia macrotheca var. macrotheca Carl B. Wolf 1932-5-9 3426 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  CATA1420  Spergularia marina Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Jennifer Stone 1996-2-12 2578 Los Angeles Santa Catalina Island: Little Harbor 0 Comment
  RSA0098643  Sphaeralcea ambigua subsp. ambigua R. G. Swinney 2010-6-1 13127 Los Angeles San Gabriel Mountains: lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  RSA442865  Sphaeralcea emoryi subsp. variabilis F. W. Peirson 1921-5-18 s.n. Los Angeles Palmdale, Antelope Valley. 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
  UC57552  Stachys ajugoides var. rigida J. H. Barber 1897-4-3 120 Los Angeles Santa Monica Mts. Comment
  SEINET3153395  Stachys albens G. B. Grant 1245 Los Angeles Pas