Search Results — 2000 specimen records retrieved (1555 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/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA384189  Abies concolor B. C. Templeton 1932-5-31 4864 Los Angeles Between Big Pines Camp and Jackson Lake 1829 Comment
  RSA384190  Abies concolor F. R. Fosberg 1931-8-13 S 5675 Los Angeles Islip - Hawkins divide 2300 Comment
  SBBG105344  Abronia maritima L. Sayre 1990-6-24 5 Los Angeles sandy area N of W end of airstrip 24 Comment
  RSA127989  Abronia umbellata H. J. Thompson 1958-10-23 1821 Los Angeles Point Dume. 30 Comment
  RSA460985  Abronia umbellata Richard Arnold 1984-8-10 1024 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey) Comment
  RSA678431  Abronia umbellata Mark A. Elvin, Orlando Mistretta 1996-3-22 115 Los Angeles San Clemente Island. Comment
  SBBG105345  Abronia umbellata R. M. Beauchamp 1976-5-22 4139 Los Angeles S of Eel Pt Cyn 21 Comment
  RSA0048568  Abronia villosa Geo. R. Julian 1962-4-20 s.n. Los Angeles 10 miles East of Pearblossom. Comment
  RSA522289  Acacia baileyana Steve Boyd 1990-2-3 3822 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  SFV6151  Acacia baileyana K. A. Wilson, T. Gordon, M. H. Grayum 1974-2-8 1348 Los Angeles San Fernando Valley Chatsworth. Box Canyon Road. Comment
  RSA764145  Acer glabrum var. torreyi Doris Bowers 1957-5-12 2147 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  LA97302  Acer macrophyllum Kei Nakai; 1976-4-15 TCSP- 14 -76 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Topanga Canyon State Park, 2.75 mi up Topanga Canyon Blvd. 152 Comment
  RSA394173  Acer macrophyllum Fay A. MacFadden 1931-4-10 2575 Los Angeles Tejunga [Tujunga] Canyon. A few trees near the stream. 396 Comment
  RSA650349  Acer macrophyllum R. Carlson 1961-5-31 80 Los Angeles Glendora Mt. Rd., 3/4 way to Mt. Baldy. Comment
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Nov 18 2011
  SD41292  Acer macrophyllum Edith A. Purer 1931-3-7 1525 Los Angeles Oakwilde [campground] Comment
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Jul 10 2010
  UCR124979  Acer macrophyllum B. C. Templeton 1952-1 7703 Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon 305 Comment
  UCR224012  Acer negundo Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11675 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA592517  Achillea millefolium Mark Hoefs, D. Propst 1973-3-14 81 Los Angeles Santa Catalina Island: Cape Canyon. 244 Comment
  CAS-BOT-BC211911  Achnatherum coronatum John Thomas Howell 1928-3-2 3357 Los Angeles Vermont Canyon, Griffith Park Comment
  RSA594744  Achnatherum coronatum Timothy S. Ross 1995-4-7 8360 Los Angeles TEMPLIN HIGHWAY ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  UC1584920  Achnatherum occidentale subsp. occidentale Tim Ross and Steve Boyd 1991-7-24 5657 Los Angeles Chilao Flat USGS 7.5' quad. San Gabriel Mountain Range, Granite Mountain; sw 1/4 1975 Comment
  RSA747271  Achnatherum parishii subsp. parishii R. G. Swinney 2005-8-26 8527 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, peak 6374 c. 1/2 mi. SW of Devil's Chair 1933 Comment
  SBBG16967  Acmispon americanus M. Vincent 1962-7-5 269 Los Angeles 0.5 mi W of Topanga Cyn Blvd on Old Topanga Cyn Rd Comment
  CATA715  Acmispon argophyllus var. argenteus Mark L. Hoefs 1991-5-3 1215 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  UC1587725  Acmispon argophyllus var. argenteus Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 150 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 ft SE of the 924' BM at the E end of the old airfield landing strip. Comment
  UCD104118  Acmispon glaber Scott Horiuchi; Kelly Robinson 1996-4-28 36 Los Angeles Temescal Canyon, 1 mi along the Temescal Ridge Trail. Comment
  LA52414  Acmispon maritimus var. maritimus Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SD232249  Acmispon nevadensis var. davidsonii Valerie Soza, Naomi Fraga 2003-6-13 1671 Los Angeles Transverse Ranges; San Gabriel Mountains region: Blue Ridge just west of Guffy Camp, on ridgetop and slopes abbove FS Road 3N06. 2530 Comment
  SD64193  Acmispon strigosus Walter Bertsch 1954-5-12 610 Los Angeles Claremont, end of Mills Avenue 456 Comment
  RSA0113440  Acmispon wrangelianus Steven A. Junak 1999-5-21 SCa- 968 Los Angeles Santa Catalina Island. At ridge just E of KBRT Radio Station, along S side of Airport Road, plant stop, on E side of KBRT Valley. 445 Comment
  CAS-BOT-BC29208  Acourtia microcephala P. C. Everett; E. K. Balls 1959-6-29 23874 Los Angeles Stokes Canyon, Santa Monica Mountains 152 Comment
  SBBG119934  Acourtia microcephala A. C. Sanders 2003-7-15 27098 Los Angeles Newhall Ranch, Magic Mtn area, 0.9 mi S of Castaic Junction; Santa Susana Mtns 335 Comment
  CAS-BOT-BC133184  Adenostoma fasciculatum Alice Eastwood 1919-5-29 8929 Los Angeles San Gabriel Canyon Comment
  RSA682643  Adenostoma fasciculatum LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 946 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  CAS-BOT-BC139852  Adenostoma sparsifolium Peter H. Raven; Robert F. Thorne 1964-5-7 19021 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  POM187750  Adenostoma sparsifolium Harvey Anderson 1931-08 s.n. Los Angeles Los Alisos Canyon Comment
  RSA85063  Adenostoma sparsifolium Katherine Kneen 1933-8-25 s.n. Los Angeles foot of Saddle Peak. Comment
  CAS-BOT-BC65566  Adiantum capillus-veneris Le Roy Abrams 1901-7-1 1878 Los Angeles West Fork of San Gabriel River Comment
  CATA1271  Adiantum capillus-veneris Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2356 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  RSA733759  Adiantum capillus-veneris R. G. Swinney 2000-5-25 7782 Los Angeles San Gabriel Mnts.: Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon. 304 Comment
  UCD128538  Ageratina adenophora A. C. Sanders; Mark A. Elvin 2003-5-14 25748 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Avenue and south of Foothill Blvd, north edge of 210 Fwy was of San Gabriel River channel. 520 Comment
  RSA702540  Agoseris retrorsa Scott D. White 2004-5-5 10287 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UCR194010A  Agoseris retrorsa R. G. Swinney 1999-5-22 7210 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  POM308948  Agoseris retrorsa Kay H. Beach 1942-5-28 625 Los Angeles San Dimas Experimental forest, U. S. Forest Dept. 500 feet above flume no. 3 Comment
  RSA596131  Agrostis exarata Timothy S. Ross, Steve Boyd 1995-6-28 8633 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  UCD53087  Agrostis pallens R. H. Blanford 1959-5-29 1 Los Angeles Santa Monica Mtns., Malibu area, Castro Peak. Comment
  RSA0064053  Agrostis stolonifera R. G. Swinney 2010-9-9 13772 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA287985  Alisma triviale Robert Holland 1981-5-20 1129 Los Angeles Madrona Marsh, Torrance Comment
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Dec 11 2009
  RSA597393  Allium fimbriatum var. fimbriatum Timothy S. Ross, Steve Boyd 1990-6-18 3497 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA729400  Allium fimbriatum var. fimbriatum R. G. Swinney 1998-6-12 6952 Los Angeles San Gabriel Mtns.: NW of Jackson Lake at Ball Flat. 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Road 1890 Comment
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Sep 4 2015
  RSA247424  Allium haematochiton Jack Delaini, Ken Zakar 1974-4-30 157 Los Angeles Lodi Canyon, San Dimas experimental Forest 808 Comment
  JEPS8606  Allium lacunosum Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4186 Los Angeles along forest service road between Horse Flat Camp and Pinyon Flats; San Gabriel Mountains, Angeles National Forest 1889 Comment
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Nov 21 2010
  UCR95749  Allium monticola L. C. Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mtns., Saddle between Mt. Markham and Mt. Lowe. 1616 Comment
  RSA187822  Allium praecox Robert F. Thorne 1966-4-30 36340 Los Angeles Santa Catalina Island; mouth of Gallagher s Canyon. 8 Comment
  RSA789030  Allophyllum divaricatum J. Mark Porter, Lauren Machen 2012-5-20 15168 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  UCR61096  Allophyllum divaricatum Steve Boyd, T. S. Ross 1988-4-28 2224 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA28263  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  UCR99500  Allophyllum gilioides subsp. violaceum Steve Boyd, Lauren Raz 1997-5-6 9781 Los Angeles Liebre Mountains, Fish Canyon, just upstream from the confluence with Castaic Creek 500 Comment
  CHSC109278  Allophyllum glutinosum Scott D. White; Michael Honer 2003-6-23 9579 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. Alt.: 351-381 m. 366 Comment
  SBBG27959  Allophyllum glutinosum V. and A. Grant 1949-4-28 8701 Los Angeles Winter Cyn N of Santa Monica Comment
  RSA641298  Allophyllum integrifolium Orlando Mistretta, R. T. Hawke 1995-6-29 1860 Los Angeles San Gabriel Mountains: Lightening Ridge Trail, Blue Ridge. Comment
  RSA127761  Alnus rhombifolia H. J. Thompson, P. Raven 1958-10-11 S.N. Los Angeles Las Tunas Canyon near Coast Highway. 152 Comment
  SD41258  Alnus rhombifolia Edith A. Purer 1931-3-7 1526 Los Angeles Oakwilde Comment
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Jul 10 2010
  UCR109620  Alternanthera philoxeroides R. D. Goeden, Don W. Ricker 1965-9-23 s.n. Los Angeles San Gabriel Valley, Whittier Narrows 61 Comment
  RSA402956  Amaranthus albus Anstruther Davidson 1917-10 s.n. Los Angeles Los Angeles., Compton St. Comment
  SEINET11941382  Amaranthus caudatus J. F. Bright, Wyman, C. 1931-1 5496 Los Angeles around Pasadena Comment
  UCD97220  Amaranthus caudatus Mrs. Vail 1974-12-3 - 1034 Los Angeles Volunteer; Mobile Manor (4241 Live Oak St.), Arcadia. Comment
  UCR125612  Amaryllis belladonna A. C. Sanders 2003-5-26 26859 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  SFV21086  Ambrosia acanthicarpa L. Gross, V. Soza, N. Gilbert 2000-10-18 293 Los Angeles Verdugo Mountains Hostetter Mountainway, along roadside near above coordinates. 701 Comment
  POM14308  Ambrosia acanthicarpa Philip A. Munz 1922-10-15 6545 Los Angeles Claremont. 366 Comment
  SD69456  Ambrosia chamissonis Robert F. Thorne, P. Everett 1965-6-23 34950 Los Angeles Santa Catalina Island, Ben Weston Beach, west side of island on dunes Comment
  UCR210067  Ambrosia psilostachya A. C. Sanders 2009-11-6 37211 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA203758  Ambrosia salsola A. M. Johnson; 1932-4-17 3963 Los Angeles N of Palmdale in Joshua-tree area Comment
  OBI70991  Amelanchier alnifolia Larry Kelly, David J. Keil 1989-4-21 354 Los Angeles Along Big Pine Hwy Comment
  SEINET5325765  Amorpha californica G. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson, So. Cal. Comment
  RSA507545  Amorpha californica var. californica L. C. Wheeler 1967-6-26 9888 Los Angeles Elsmere Canyon. 457 Comment
  RSA0090901  Amsinckia douglasiana L. C. Wheeler 1931-3-8 s.n. Los Angeles Fischer s, [Vicinity of Claremont]. Comment
  CATA426  Amsinckia intermedia Sara L. Crockett, Sheila Schueller 1997-3-8 564 Los Angeles Santa Catalina Island: Valley of the Ollas, 2.8 miles W on Empire Landing Road from jct. with Airport Road; N side of the road, ca. 200 m toward San Pedro Channel 268 Comment
  RSA717349  Amsinckia menziesii Scott D. White, Pam De Vries 2006-5-9 11405 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SEINET3372079  Amsinckia menziesii G. Rink 2011-6-5 10595 Los Angeles Chino Hills 396 Comment
  UCR94694  Amsinckia menziesii A. C. Sanders, E. J. Lott 1993-5-6 13964 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  POM369910  Amsinckia tessellata Anstruther Davidson 2372 Los Angeles Catalina [Island] Comment
  RSA729579  Amsinckia tessellata R. G. Swinney 1999-4-5 7057 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
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Sep 25 2020
  UCR184352  Amsinckia tessellata A. C. Sanders 2007-4-19 33454 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR269955  Amsinckia tessellata R. G. Swinney 2010-6-1 13089 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
  SBBG54559  Amsinckia tessellata D. Park 1963-4-25 22 Los Angeles San Jose Hills, ridge E of Diamond Bar Blvd 304 Comment
  UC1563085  Amsinckia tessellata var. tessellata Steve Boyd, Orlando Mistretta 1986-3-31 1523 Los Angeles ne of Pinyon Hills (4 mi e of jct w hwy 18, Hwy 138); Mojave Desert Comment
  UC479943  Amsinckia tessellata var. tessellata E. L. Greene March 1885 Los Angeles San Fernando Comment
  RSA167848  Anagallis arvensis Robert F. Thorne, Percy C. Everett 1964-2-7 33481 Los Angeles Middle Canyon, Santa Catalina Island 244 Comment
  RSA650586  Anagallis arvensis Max E. Badgley 1948-5-9 s.n. Los Angeles along drive Laurelette Ranch, San Dimas Canyon, 5 mi. N/E of San Dimas. 244 Comment
  UCD117533  Anagallis arvensis P. B. Kennedy 1928-3-30 s.n. Los Angeles White's Landing, Santa Catalina Island. Comment
  UCR153374  Anagallis arvensis L. C. Wheeler 1967-7-6 9924 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  RSA0038444  Anagallis arvensis Carol Haines, Elwood Fordham 1951-4-7 s.n. Los Angeles Point Dume, on Beach Road from Dume to Zuma Beach. Comment
  RSA465141  Anagallis arvensis John E. Marble 1894-3-30 s.n. Los Angeles Between Glendora and San Dimas. Comment
  SEINET10821975  Ananas comosus Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2595 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  RSA599617  Ancistrocarphus filagineus Steve Boyd, Lauren Raz 1997-4-16 9511 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
  RSA92386  Ancistrocarphus filagineus F. W. Peirson 1919-5-10 1302 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains 915 Comment
  SD232138  Andropogon glomeratus var. scabriglumis Justin M. Wood 2008-11-25 255 Los Angeles San Gabriel mountains, Big Tujunga Canyon, near road to Wildwood picinic area. On the side of the road in vicinity of spring. 579 Comment
  RSA598577  Angelica tomentosa L. C. Wheeler 1968-6-16 s.n. Los Angeles San Gabriel Mountains. Divide between Cucamonga Canyon and Stoddard Canyon. 1066 Comment
  UCR189671  Anisocoma acaulis R. G. Swinney 1998-7-8 6307 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  CATA1515  Anthemis cotula Mark L. Hoefs, Steven A. Junak 1996-7-9 2733 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  POM307063  Anthemis cotula Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1943 Los Angeles San Gabriel Wash. Comment
  RSA584619  Anthriscus caucalis T. S. Ross, Steve D. Boyd 1991-4-25 4592 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  UCR213788  Anthriscus caucalis Scott D. White, Justin M. Wood, Jamie Miner 2009-5-12 12697 Los Angeles San Gabriel Mountains, Millard Canyon, north of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lower Fire Road 707 Comment
  RSA592435  Anthriscus caucalis L. C. Wheeler 1967-5-13 9517 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. 259 Comment
  RSA574344  Antirrhinum coulterianum R. G. Swinney 1994-5-12 2843 Los Angeles Glendora Mountain Rd., 2.5 mi. N of jct with Big Dalton Canyon Rd. 518 Comment
  RSA660116  Antirrhinum coulterianum Orlando Mistretta 1992-6-12 557 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  POM354839  Antirrhinum coulterianum N. C. Cooper 1949-6-29 4359 Los Angeles San Gabriel Canyon. 457 Comment
  RSA425824  Antirrhinum kelloggii Geo. L. Moxley 1915-5-31 338 Los Angeles Sturtevant Trail, Santa Anita Canyon. Comment
  UCSB10501  Antirrhinum kelloggii Wedberg, H. 1957-5-9 Los Angeles 2.7 mi N HWY 101; Latigo Cyn Comment
  RSA578538  Antirrhinum multiflorum Tim S. Ross, Steve D. Boyd 1994-6-22 8021 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  SEINET3158921  Antirrhinum multiflorum D. M. Jackson, R. W. Spellenberg 1972-2-21 196 Los Angeles 3.6 mi N from intersection of Pacific Hwy (101) on Corral rd., left on dirt road 0.2 mi. Corral Canyon rd. is west of Malibu. Plant growing on ridge top, Santa Monica Mts. Comment
  SFV12423  Antirrhinum nuttallianum D. L. Koutnik 1978-4-28 415 Los Angeles Point Dume near Zuma Beach. On ocean bluff. 46 Comment
  UC1215166  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-4-12 17325 Los Angeles w side San Clemente Island (near foot of canyon s of canyon below the Tomb) 137 Comment
  SBBG98625  Aphanisma blitoides T. Ross 1991-5-20 5349 Los Angeles un-named knoll ca. 5500' S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  SD69360  Aphanisma blitoides Robert F. Thorne, P. Everett 1965-5-11 34528 Los Angeles Santa Catalina Island, east side of Catalina Harbor, near Ballast Point 49 Comment
  RSA3572  Apiastrum angustifolium C. B. Wolf 1932-5-12 3585 Los Angeles Santa Catalina Island, 1.5 miles from Little Harbor , on road to Isthums 91 Comment
  RSA470371  Apiastrum angustifolium F. R. Fosberg 1931-3-25 S- 4363 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 60 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
  UC1349345  Apiastrum angustifolium Robert F. Thorne 1966-4-6 35882 Los Angeles Santa Catalina Island: between White and Moonstone Coves. Comment
  UCR126699  Apiastrum angustifolium A. C. Sanders, Andy Thomson 2003-4-15 25989 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR146349  Apiastrum angustifolium James Henrickson 1985-3-30 19791 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  RSA151013  Apiastrum angustifolium P. H. Raven 1962-5-9 17665 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  RSA470404  Apium graveolens H. de Forest 1931-8-7 s.n. Los Angeles Topanga canyon Comment
  SD107856  Apium graveolens Larry DeBuhr, Gary Wallace 1972-9-4 718 Los Angeles San Clemente Island, in seepage area below barracks at Wilson Cove. Comment
  CHSC95444  Apocynum cannabinum LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Vergen 2003-6-19 1109 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  SD215379  Apocynum cannabinum Steve Boyd, Lauren Raz 1997-5-28 9842 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 865 Comment
  UC1123489  Apocynum cannabinum Jerome S. Horton 1935-6-21 199 Los Angeles Tanbark Flats Pomona Quad., Tanbark Flats Comment
  SBBG127002  Aquilegia formosa A. Parikh, N. Gale 2011-7-15 3561 Los Angeles West Fork San Gabriel River, 3.5 km W of St Hwy 39; San Gabriel Mtns 568 Comment
  UC1922367  Arabidopsis thaliana Valerie Soza, Bill Hogshead 2003-4-23 1640 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, Brand Canyon. 457 Comment
  RSA0126403  Arabis glabra var. glabra Timothy S. Ross, S. D. Boyd 1991-4-25 4599 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  RSA600036  Arabis pulchra Steve Boyd, Lauren Raz 1997-3-25 9256 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  UC2030109  Arabis sparsiflora var. californica Valerie Soza, LeRoy Gross 2001-4-24 1178 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, above Santa Anita Canyon, ca. 0.5mile WNW of the Santa Anita Dam. Comment
  RSA0060473  Araujia sericifera R. G. Swinney 2010-8-16 13538 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA612293  Arbutus menziesii L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: Rincon Canyon at Pine Mt. Truck Trail. 731 Comment
  SBBG36926  Arceuthobium campylopodum H. E. Hasse 1893-8-25 Los Angeles Acton Comment
  CAS-BOT-BC409990  Arceuthobium campylopodum Louis C. Wheeler 1946-8-25 6240 Los Angeles San Gabriel Mountains; Pine Flats 1828 Comment
  CAS-BOT-BC410156  Arceuthobium occidentale F. A. Mac Fadden 1936-9-6 14737 Los Angeles Lake Arrowhead Comment
  RSA276090  Arctostaphylos catalinae Gary D. Wallace, Mark Hoefs 1975-3-23 1412 Los Angeles Santa Catalina Island above road from Avalon ca. 1/8 mi. S of Haypress Reservoir. 411 Comment
  SEINET10841475  Arctostaphylos catalinae Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4784 Los Angeles Santa Catalina Island; Catalina Conservancy Land, Haypress Reservoir, around reservoir. 4 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 400 Comment
  UC967422  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles canyon above Whites Landing; Catalina Id. 457 Comment
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Mar 24 2012
  RSA0034714  Arctostaphylos catalinae Meryl B. Dunkle 1928-12-27 2037 Los Angeles Hay Press, Santa Catalina Island. Comment
  RSA626764  Arctostaphylos glandulosa Tim Ross, Steve Boyd 1992-7-5 6619 Los Angeles Red Mountain 1201 Comment
  RSA367372  Arctostaphylos glandulosa subsp. cushingiana L. C. Wheeler 1932-9-12 1378 Los Angeles W. of Hogback, San Antonio Canyon 1311 Comment
  POM11182  Arctostaphylos glandulosa subsp. mollis I. M. Johnston 1917-7-1 1748 Los Angeles Evey Canyon. 1067 Comment
  POM367281  Arctostaphylos glandulosa subsp. mollis Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  RSA631463  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16030 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631470  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15712 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631533  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15720 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA640245  Arctostaphylos glauca R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41582 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA659947  Arctostaphylos glauca Orlando Mistretta 1992-5-18 351 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UC21831  Arctostaphylos glauca J. Burtt Davy May 9 1896-May 24 1896 2527 Los Angeles canyon near Manzana; Antelope Valley Comment
  UCD51243  Arctostaphylos glauca A. D. Gifford 1934-4-14 117 Los Angeles 2 1/2 miles W. of Simi Pk. 457 Comment
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May 28 2014
  RSA0079929  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15000 Los Angeles San Gabriel Vanyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  UCR141365  Arctostaphylos parryana R. G. Swinney 1997-8-19 5806 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  RSA634846  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20526 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635113  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20421 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA635121  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20311 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA635153  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20528 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA65501  Arenaria macradenia var. arcuifolia F. W. Peirson 1922-7-5 3157 Los Angeles Summit of Le Montaine, north of Big Pines, north side of San Gabriel Mountains 2209 Comment
  UC2026415  Arenaria macradenia var. arcuifolia Steve Boyd, Laura Moore, M. Wall 1997-7-24 10018 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  CATA3378  Aristida adscensionis Peter J. Dixon 2016-5-12 054 Los Angeles Santa Catalina Island: Lower Coffeepot Canyon, 110 m east of red ridge rd. 530 m north of Pacific Ocean 200 Comment
  SEINET3918779  Aristida adscensionis Keith Dobry 1990-3-25 230 Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  LA200157  Artemisia douglasiana T. A. Geissman; 1966-10-15 TAG 101566 ADM Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA0081640  Artemisia douglasiana R. G. Swinney 2010-9-9 13737 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC90338  Artemisia douglasiana A. J. McClatchie 1892-9-7 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  RSA656255  Artemisia douglasiana Bill McKinley 1976-4-18 3 Los Angeles Verdugo Mountains: North facing slope, intersection of Beaudry Fire Roads, 880 yards west of Beaudry Blvd. near Oakmont Country Club, Glendale. 396 Comment
  RSA0059644  Arthrocnemum subterminale R. F. Thorne, Percy C. Everett 1965-5-11 34569 Los Angeles Behind North Beach at Little Harbor, Santa Catalina Island. Comment
  RSA0091822  Arundo donax Bonnie C. Templeton 1967-7-23 10180 Los Angeles Whitney Canyon. Comment
  SD215380  Asclepias californica Louis C. Wheeler 1946-8-24 6244 Los Angeles San Gabriel Mountains: Wawona Lodge (site) adjacent to Crystal Lake 1698 Comment
  HSC3300  Asclepias eriocarpa C. E. Fellows 1965-9-7 160 Los Angeles 1/4 mi. up Hwy. from Charlton Flats Information Station, N side of Angeles Crest Hwy. Comment
  UC534844  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1524 Comment
  POM209994  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek. 1524 Comment
  SEINET10533626  Asparagus asparagoides David B. Dunn 1948-2-14 Dunn 3655 Los Angeles Home; 316 n. Ave. 50; Los angeles 42. Cultivated plants 244 Comment
  SD82455  Aspidotis californica F. A. MacFadden 1931-3-29 2607 Los Angeles Tuna Canyon, Verdugo Hills Comment
  UC62727  Aspidotis californica Geo. B. Grant 1901-1 248 Los Angeles Santa Monica Range Comment
  UCR208181  Aspidotis californica M. B. Dunkle 1928-4-10 1821 Los Angeles Channel Islands, Santa Catalina Island, Johnson's Canyon 274 Comment
  RSA417628  Aster bernardinus F. R. Fosberg 1930-11-11 4181 Los Angeles Templeton, S Puente 100 Comment
  RSA5896  Aster subulatus var. ligulatus C. B. Wolf 1932-9-16 4118 Los Angeles Bryant Ranch: west side of San Gabriel River Flood Control, S of 7th Street (Long Beach) 3 Comment
  RSA0033876  Astragalus John F. Emmel 1997-4-28 1466 Los Angeles Sierra Pelona; along USFS Road 6N07, 0.8 road mile ENE of junction with Road 6N08. 1389 Comment
  CHSC14161  Astragalus didymocarpus L. M. Mayer; I. J. Mayer 1974-4-10 152 Los Angeles In field 50 ft n of Bouquet Canyon Rd. - 1/4 mi of its intersection with Vasquez Canyon Rd. Comment
  UCR153326  Astragalus didymocarpus A. C. Sanders, T. B. Salvato 2005-4-26 29732 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  UCR282321  Astragalus didymocarpus D. E. Bramlet 2011-5-11 4831 Los Angeles Puente Hills south of Rowland Heights, near site of old Nike missile base, 1.5 miles west of Brea Canyon Rd. and 2800 ft. east of Vantage Pointe Dr., south of Pathfinder Rd. 413 Comment
  RSA90151  Astragalus didymocarpus var. didymocarpus F. W. Peirson 1920-3-28 2102 Los Angeles Low hill at foot of Tujunga Canyon, west end of San Gabriel Mtns. 457 Comment
  RSA90155  Astragalus didymocarpus var. didymocarpus F. W. Peirson 1903-3-28 2345 Los Angeles Benedict's Canyon, Santa Monica Mountains. Comment
  RSA415474  Astragalus didymocarpus var. dispermus Anstruther Davidson 1926-05 s.n. Los Angeles Llano, Mojave Desert. Comment
  RSA618696  Astragalus didymocarpus var. dispermus Scott D. White, Sandy Leatherman 1998-5-19 6512 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  SD48967  Astragalus didymocarpus var. obispoensis Lois E. James 1947-4-13 1752 Los Angeles Ca. 0.5 miles west of Ravenna in Soledad Canyon Comment
  UCR94445  Astragalus douglasii R. G. Swinney 1996-5-27 4733 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  RSA152131  Astragalus douglasii var. douglasii Wesley O. Griesel 1962-6-7 s.n. Los Angeles Big Pines. 1067 Comment
  RSA746771  Astragalus gambelianus R. G. Swinney 2008-4-17 8688 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  SBBG112787  Astragalus gambelianus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 530 Los Angeles Little Ripper's Cyn, just inland from beach 51 Comment
  POM49667  Astragalus lentiginosus var. albifolius A. D. E. Elmer 1902-06 3627 Los Angeles Lancaster. Comment
  RSA112062  Astragalus lentiginosus var. albifolius H. D. Ripley, R. C. Barneby 1944-3-16 5859 Los Angeles North of Lancaster. 716 Comment
  UCR149528  Astragalus lentiginosus var. antonius R. G. Swinney 1997-6-25 5641 Los Angeles San Gabriel Mtns., southwest of Wrightwood, Blue Ridge c. 0.5 mi. west of Guffy Camp, Forest Service Rd. 3N06, c. 5.1 miles east of Hwy 2 2518 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
  RSA0006818  Astragalus miguelensis F. W. Peirson 1923-4-8 3467 Los Angeles On south side of San Clemente Island. Comment
  UCR14984  Astragalus purshii K. T. Ingram 1976-5-16 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest. On Big Pines Hwy, 1.9 mi from Angeles Crest Hwy Comment
  RSA599813  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-3-26 9387 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, Willow Spring on the southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08. 1311 Comment
  UCR126680  Astragalus trichopodus A. C. Sanders, Mark A. Elvin 2003-4-16 26043 Los Angeles Santa Clara River watershed, Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon 335 Comment
  POM25659  Astragalus trichopodus var. lonchus I. M. Johnston 1917-4-11 965 Los Angeles N*r Slough. [locality name change to Laguna Dominguez] 24 Comment
  POM293746  Astragalus trichopodus var. lonchus Lyman Benson, Robert Benson, Joseph Lanjouw 1953-5-2 15111 Los Angeles Catalina Island. White's Landing 15 Comment
  RSA60414  Astragalus trichopodus var. lonchus Frank W. Gould 1944-3-26 2181 Los Angeles Palos Verde hills near Walteria. Comment
  RSA226986  Astragalus trichopodus var. phoxus R. F. Thorne, C. W. Tilforth 1971-6-17 39970 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  CATA3044  Athysanus pusillus Amy Catalano 2016-3-22 053 Los Angeles Santa Catalina Island: North of end of first Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, on east side of ridge 354 Comment
  JEPS53236  Athysanus pusillus Frank W. Peirson 1919-4-5 60 a Los Angeles Sierra Madre Trail to Mount Wilson; San Gabriel Mountains 762 Comment
  RSA737476  Atriplex R. E. Riefner 2006-7-8 6 -288 Los Angeles City of Malibu, Malibu Lagoon at Pacific Coast Hwy. 10 Comment
  RSA751515  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 1 -37 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  UCR188673  Atriplex amnicola Tim Searl 2007-10-15 151007- 04 Los Angeles South Coast, Malibu Lagoon near 'Malibu Colony' along state park access road, just above water line; west of highway and north of Malibu Creek 1 Comment
  UCSB59411  Atriplex californica Ross, Tim 1991-5-20 Los Angeles San Clemente Island; un-named knoll ca. 5500 feet S of Wilson Cove Settlement; westerly slope 2500 ft. NW of the 750 ft. BM 185 Comment
  HSC35982  Atriplex canescens Thomas W. Nelson, Jane Nelson, James Nelson 1975-8-19 2180 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  IRVC28760  Atriplex canescens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25547 Los Angeles Newhall Ranch, central Potrero Canyon, NE of old ranch headquarters NE end of Santa Susana Mtns. 366 Comment
  UCR146684  Atriplex canescens Scott D. White 2004-7-27 10622 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  UCR223111  Atriplex canescens R. G. Swinney 2009-5-13 10798 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  SEINET3930677  Atriplex canescens subsp. canescens Timothy S. Ross, J. Mark Porter 1994-5-1 7603 Los Angeles Southwestern Mojave Desert. Open desert on Northwest corner of Black Butte Basin Road and Avenue U, ca 1275 m southwest of Three Sisters buttes.; 0 960 Comment
  UCR94688  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13943 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UCR216374  Atriplex glauca Dan S. Cooper 2010-5-3 510- 42 Los Angeles South Coast, Portuguese Bend, Palos Verdes Peninsula 63 Comment
  RSA478287  Atriplex lentiformis subsp. breweri I. M. Johnston 1917-6-10 1900 Los Angeles Playa Del Rey Comment
  CAS-BOT-BC180950  Atriplex nummularia Carl B. Wolf 1931-12-30 2636 Los Angeles Playa del Rey 30 Comment
  SD252313  Atriplex pacifica Steven A. Junak 1999-4-23 Sca 855 Los Angeles Santa Catalina Island: S side of island, saddle on ridgetop, below Triangulation Point granite 341 Comment
  RSA478401  Atriplex semibaccata F. R. Fosberg 1931-4-13 S 4600 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach. 0 Comment
  CAS-BOT-BC176738  Atriplex serenana var. serenana Cecil Hart 1926-8-25 s.n. Los Angeles Howard & Smith's Nursery, [Montabello] Montebello, Los Angeles Comment
  LA11000  Avena barbata D. Dunn; 1941-3-15 857 Los Angeles N Figueroa and Ave 50 Highland Park Comment
  RSA199035  Avena barbata W. M. Gauntt 1966-3-31 121 Los Angeles 1 mile west of Cobal Canyon, north of Claremont. 427 Comment
  RSA450803  Avena barbata A. C. Sanders 1987-12-4 7575 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA717407  Avena barbata Gary Kovnat, LeRoy Gross 2003-2-16 14 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  CAS-BOT-BC145743  Avena sativa Peter H. Raven 1959-10-25 14709 Los Angeles Santa Monica Mountains. Point Dume. Morning View Drive. 60 Comment
  POM904  Azolla filiculoides Ivan M. Johnston 1917-5-13 1030 Los Angeles El Monte. Comment
  UC56663  Azolla filiculoides Ernest Braunton July 1902 572 Los Angeles L. A. River Comment
  UCR197187  Baccharis pilularis Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 678 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  SD112006  Baccharis pilularis subsp. consanguinea Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island, Cottonwood Creek. Comment
  CAS-BOT-BC106759  Baccharis salicifolia Elmer I. Applegate 1931-11-2 6828 Los Angeles San Fernando Valley Comment
  LA94394  Baccharis salicifolia Harlan Lewis; 1940-2-24 1087 Los Angeles Santa Monica Mountains, Saddle Peak 609 Comment
  SFV22008  Baccharis salicifolia V. Soza, L. Gross, R. Kopelov 2000-3-30 669 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. South-facing canyon. 518 Comment
  UC625114  Baccharis salicifolia subsp. salicifolia F. R. Fosberg 1931-3-23 S 4330 Los Angeles Hamilton Canyon, Santa Catalina Island Santa Catalina Island, Hamilton Canyon 20 Comment
  UCD129477  Baccharis salicifolia subsp. salicifolia Antonio F. Machado; Lisa Seemann 1993-3-5 21 -b Los Angeles Santa Susana Mtns., southwest side of Stony Point at the jcn. Of Santa Susana Pass and Topanga Canyon. Highway. 400 Comment
  RSA85319  Berberis aquifolium var. aquifolium F. W. Peirson 1943-5-15 13462 Los Angeles along small stream bed immediately south and above Big Pines Center 2133 Comment
  SBBG133009  Berberis nevinii M. Carroll 2012-3-26 Los Angeles N and S banks of drainage, Peck Park, San Pedro Comment
  UC2030085  Berberis nevinii Valerie Soza, Carol Bruscha, Ron Bruscha, Bart O'Brien, G. D. Wallace, Steve Young 2000-11-16 1060 Los Angeles SANTA MONICA MOUNTAINS: Griffith park at water tank 113, N of Mt. Hollywood, Del Valle Drive. Comment
  UCR159957  Berberis nevinii Valerie Soza, Steve Boyd, G. D. Wallace 2000-3-28 652 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mtns, S side: Cobal Canyon, Claremont Hills Wilderness Park, west of fire road up Cobal Canyon, above junct of Burbank and Cobal fire roads 518 Comment
  SJSU3875  Berberis pinnata C. W. Sharsmith 1963-12-30 7174 Los Angeles Eaton Canyon, San Gabriel Mts 670 Comment
  CAS-BOT-BC59390  Bergerocactus emoryi L. R. Abrams; I. L. Wiggins 1931-7-6 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA0035078  Betula populifolia Jack Pepper 1950-8-27 s.n. Los Angeles Van Nuys. Comment
  RSA0062522  Bloomeria crocea R. G. Swinney 2010-6-4 13069 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UC72251  Bloomeria crocea E. D. Palmer Apr 1 1903-May 1 1903 Los Angeles Claremont Comment
  CATA244  Bloomeria crocea Mark L. Hoefs, A. Douglas Propst 1973-5-4 241 Los Angeles Santa Catalina Island: By road, 1/4 mile west of Little Harbor, east exposure 30 Comment
  RSA367313  Bloomeria crocea var. crocea C. B. Liter, J. A. Powell 1928-4-2 s.n. Los Angeles Santa Catalina Island. NW of Avalon. Comment
  RSA585153  Boechera Timothy S. Ross, S. D. Boyd 1990-5-31 2734 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 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
  RSA482649  Boechera californica Samuel R. Tyson 1942-4-24 s.n. Los Angeles San Dimas Canyon Comment
  RSA606010  Boechera californica L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  UCD170976  Boechera repanda R. G. Swinney 1998-7-14 6444 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail. 2247 Comment
  RSA0094387  Boechera sparsiflora Richard G. Swinney 2011-5-31 14917 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA700929  Boerhavia Keith E. Hoffmaster 1933-9-24 s.n. Los Angeles Near Santa Ana. Comment
  UCR128012  Bolboschoenus maritimus subsp. paludosus Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3004 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  SD107860  Bolboschoenus maritimus subsp. paludosus Robert F. Thorne, D. Propst & M. Hoefs 1974-9-12 45103 Los Angeles Santa Catalina Island: in black muck of shallow streamway in salina behind Little Harbor beach and lagoon where Nuttall in 1920. 4 Comment
  CLARK-A1528-4499  Bothriochloa barbinodis John C. Roos 1937-6-29 1483 Los Angeles Malibu Comment
  CHSC95871  Bowlesia incana LeRoy Gross 2001-5-6 385 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley. Comment
  RSA589329  Bowlesia incana T. S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8585 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  RSA653482  Bowlesia incana Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 778 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 365 Comment
  UCR258842  Brassica geniculata R. G. Swinney 2010-3-22 12038 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR259547  Brassica geniculata R. G. Swinney 2010-9-7 13695 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  POM307806  Brassica rapa Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2754 Los Angeles Eaton Canyon Park, Altadena. Comment
  UCSB2251  Brassica rapa Wedberg, H. 1958-3-16 Los Angeles 1/2 mile south of intersection of San Diego Freeway and Wilshire Blvd. Comment
  POM182360  Brickellia californica Joseph A. Ewan 1931-10-24 s.n. Los Angeles La Sierra Canyon above Seminole Hot Springs Comment
  POM351120  Brickellia californica T. S. Clare 1930-10-19 s.n. Los Angeles Big Santa Anita Canyon Comment
  UC1584103  Brickellia californica Tim Ross and Orlando Mistretta 1990-10-24 3293 Los Angeles 0.6 mi e of San Gabriel Reservoir (slope between Venedo and Minero Canyons along Upper Monroe Road, San Gabriel Mountains); San Gabriel Mountains 745 Comment
  UC1930126  Brickellia californica Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 350 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest. Glendora Ridge Road. On road cuts. 1.55 mi W of gate, just W of Cow Canyon Saddle. Comment
  UCR100434  Brickellia californica Scott D. White, Pam DeVries 1997-11-25 6027 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa; parallel to Hwy 39; along dirt access road to gauging station below Morris Dam. 259 Comment
  CAS-BOT-BC106143  Brickellia nevinii E. L. Greene 1903-10-10 3731 Los Angeles San Antonio Canyon near Claremont Comment
  SFV16469  Brickellia nevinii P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Roadcut along the old Ridge Route between Castaic Lake and Highway 138. Comment
  UCR204828  Brickellia nevinii R. G. Swinney 2005-8-17 8506 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  UCSB6407  Brickellia nevinii Gill, Robert 1959-9-30 Los Angeles At base of San Gabriel Dam; San Gabriel Mt. Range; Pacific Slope Drainage Area Comment
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Sep 24 2007
  SEINET4344921  Bromus berteroanus Unknown 1904-4-16 123 Los Angeles Los Angeles Comment
  LA200936  Bromus carinatus Norman A. Cole; May 1964 sn Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  UCR124475  Bromus carinatus B. C. Templeton 1932-7-20 5019 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  POM308936  Bromus carinatus var. carinatus Kay H. Beach 1943-7-30 704 Los Angeles Monroe Canyon bottom station no. 13, San Dimas Experimental Forest. U.S. Forest Dept. Comment
  RSA385305  Bromus carinatus var. carinatus George R. Johnstone 1930-6-26 14666 Los Angeles Pine Flats 1677 Comment
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Jan 13 2015
  RSA574275  Bromus carinatus var. carinatus Timothy S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  RSA534111  Bromus diandrus Timothy S. Ross 1991-5-17 5095 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  RSA641639  Bromus diandrus L. C. Wheeler 1967-5-3 9802 Los Angeles Sycamore Flat Campground, Big Rock Creek. 1311 Comment
  UC440487  Bromus diandrus Carl Epling, Lincoln Ellison 1929-4-27 Los Angeles Santa Monica Mountains, Topanga Canyon Topanga Canyon; Santa Monica Mountains, Topanga Canyon Comment
  UCR259585  Bromus diandrus R. G. Swinney 2010-4-15 12224 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  UCSB68614  Bromus diandrus Gross, LeRoy; Fraga, Naomi; Hogshead, Bill 2002-3-21 Los Angeles Los Angeles Basin; Verdugo Mtns Region; SW side, S of La Tuna Canyon Rd, at end of Morning Glow Way; Burbank 7.5 Quad (T2N R14W S28) 411 Comment
  RSA0071929  Bromus diandrus Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 38 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  POM364033  Bromus grandis T. M. Bonser 1891-6-30 s.n. Los Angeles [San Gabriel Mountains] Mt. Lowe. Comment
  RSA17068  Bromus grandis C. B. Wolf 1936-5-27 7845 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  RSA577555  Bromus grandis L. C. Wheeler 1936-6-8 4134 Los Angeles San Gabriel Mountains: Bell Canyon. 701 Comment
  RSA578133  Bromus grandis Timothy S. Ross, Walter Appleby 1993-5-13 7128 Los Angeles Western San Gabriel Mountains: Steep northerly slope ca 850 meters NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  UC1586225  Bromus grandis Tim Ross 1991-8-16 5873 Los Angeles San Gabriel Mountains, Horse Flats Horse Flats; San Gabriel Mountains, Horse Flats 1786 Comment
  UCR271238  Bromus hallii R. G. Swinney 2011-6-1 14966 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  RSA599505  Bromus hordeaceus Steve Boyd, Lauren Raz 1997-3-26 9330 Los Angeles Liebre Mountains Region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1098 Comment
  UC589651  Bromus madritensis subsp. rubens Nell Murbarger April 1936 128 Los Angeles San Clemente Island Comment
  CAS-BOT-BC161862  Bromus rubens Rev. J. C. Nevin 1904-5-1 s.n. Los Angeles Los Angeles River. Comment
  RSA650418  Bromus rubens Harold Lint, D. B. Dunn 1948-3-10 303 Los Angeles Bonita & Irwindale, Irwindale, Comment
  RSA0093471  Bromus tectorum Richard G. Swinney 2011-6-7 15064 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  UC53322  Bromus trinii J. Burtt Davy 1896-5-20 2639 Los Angeles Leonis Valley Comment
  RSA65435  Calandrinia breweri F. W. Peirson 1919-5-27 357 Los Angeles Hills west of lower Arroyo Seco, Pasadena 426 Comment
  LA82410  Calandrinia ciliata O. H. Kappler; 1941-2-9 81 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA211144  Calocedrus decurrens Arthur C. Gibson; 2010-3-16 5310 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, near culvert beneath trail, Bulldog Trail. Comment
  UCR204431  Calochortus albus R. G. Swinney 2003-5-12 8197 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  OBI69272  Calochortus catalinae John Knapp, Denise Knapp 2003-4-13 9 Los Angeles Catalina Island 44 Comment
  RSA377308  Calochortus catalinae Edith A. Purer 1935-5-11 6558 Los Angeles Malibu Road, [Santa Monica Mountains] Comment
  SD112778  Calochortus catalinae darley F. Howe 1947-3-30 1553 Los Angeles Canyon in Santa Monica Mountains, near seacoast. Comment
  UC1293675  Calochortus clavatus P. C. Everett and E. K. Balls 1959-6-2 23827 Los Angeles 1 mi ne Stokes Canyon entrance; Santa Monica Mts. 182 Comment
  SEINET3881209  Calochortus clavatus Gale Sphon 1959-5-8 329 Los Angeles About 3.5 miles W of Soladad Canyon turnoff on Highway 6, Mint Canyon.; 0 Comment
  SBBG132180  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2014-5-19 809 Los Angeles N of Santa Clara River near Val Verde, 0.2 km N of Hunstock St, 0.1 km SE of Del Valle Rd 395 Comment
  CAS-BOT-BC483410  Calochortus invenustus Le Roy Abrams; E. A. McGregor 1908-7-5 635 Los Angeles Swartout Canyon, San Gabriel Mountains 1828 Comment
  UCD169206  Calochortus kennedyi var. kennedyi R. G. Swinney 2009-5-12 10734 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  IRVC28191  Calochortus plummerae Naomi Fraga, et al. 2004-6-3 1240 Los Angeles Along Barrett Stoddard Road (2N04) between Cascade and barrett Cyns. Transverse Ranges; San Gabriel Mtns. Comment
  UCR147544  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah De Groot, Paul Morton 2004-6-3 1240 Los Angeles Transverse Ranges; San Gabriel Mountains, Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon 1341 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
Read comments
Jun 23 2010
  RSA735911  Calochortus weedii var. intermedius Justin M. Wood 2008-5-28 4 Los Angeles Brea Canyon, hills to the E of the 57 freeway, adjacent to the SCE powerline tower. Comment
  UCR238104  Calochortus weedii var. vestus Mark A. Elvin, Cathleen Weigand 2003-5-22 2897 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR147280  Calystegia longipes Orlando Mistretta 1992-8-20 774 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  RSA0080977  Calystegia macrostegia R. G. Swinney 2010-4-28 12416 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR270021  Calystegia macrostegia R. G. Swinney 2010-6-1 13094 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
  UC792397  Calystegia macrostegia subsp. amplissima Ira L. Wiggins 1949-2-22 11964 Los Angeles near ne end San Clemente Island 30 Comment
  RSA394912  Calystegia macrostegia subsp. intermedia M. Bisbee 1917-5-24 s.n. Los Angeles Foothills N. Eagle Rock Comment
  RSA595676  Calystegia malacophylla subsp. pedicellata T. S. Ross, Victor W. Steinmann 1995-5-8 8545 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  RSA670210  Camissonia Joseph M. Keefe 2001-3-19 31147 Los Angeles San Rafael Mountains. 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, CA 91208 466 Comment
  RSA763240  Camissonia Justin M. Wood 2010-5-10 1621 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA72206  Camissonia bistorta F. W. Peirson 1918-5-26 129 Los Angeles San Gabriel Mountains, Henni[n]gers Flat Comment
  RSA0110842  Camissonia californica R. G. Swinney 2011-4-26 14515 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA191128  Camissonia californica Robert F. Thorne, M. Z. Thorne 1967-6-25 37099 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA466151  Camissonia californica L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  UCR183579  Camissonia campestris A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33530 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  UCR259046  Camissonia campestris R. G. Swinney 2010-5-12 12756 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UC1929643  Camissonia campestris subsp. campestris Scott D. White 2003-6-8 9512 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  RSA135205  Camissonia claviformis subsp. claviformis P. A. Munz 1957-5-15 22579 Los Angeles 14 miles east of Lancaster, Mojave Desert. Comment
  RSA244395  Camissonia confusa Robin S. Collins 1973-5-15 279 Los Angeles Angeles National Forest; Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 610 Comment
  RSA598851  Camissonia graciliflora Steve Boyd, T. S. Ross 1997-3-21 9223 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1311 Comment
  RSA449028  Camissonia ignota Louis C. Wheeler 1932-4-10 600 Los Angeles Portal Ridge 8 mi. W Palmdale. 1037 Comment
  RSA567168  Camissonia intermedia Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3906 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  UCR219908  Camissonia micrantha R. G. Swinney, Jane Strong 2009-4-21 10414 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  UCR270164  Camissonia pallida R. G. Swinney 2011-4-20 14425 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
  RSA755935  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-9 2403 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  RSA599608  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-4-16 9502 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 854 Comment
  RSA655788  Camissonia strigulosa James Henrickson 2000-4-21 20717 Los Angeles Ca. 17 mi W of State Hwy 14, along Hwy 138 near 14348 W. Avenue D. at a site for a Sprint monopole. 854 Comment
  SD186261  Camissoniopsis bistorta A. C. Sanders, Andy Thompson 2003-4-15 26017 Los Angeles Newhall Ranch, 500 ft. south of Magic Mountain theme park. 351 Comment
  SBBG17797  Camissoniopsis cheiranthifolia P. H. Raven 1962-7-10 17958 Los Angeles near NW end of island Comment
  SDSU8587  Camissoniopsis cheiranthifolia Gerald Collier 1951-4-7 M 392 Los Angeles Zuma Beach, about 100 yards from shore in the sand. Comment
  UCD103448  Camissoniopsis hardhamiae Collector Unknown 1923-5-22 267 Los Angeles Eaton Canyon trail. Comment
  UC20489  Camissoniopsis hirtella Harley P. Chandler 1897-4-7 Los Angeles foothills Claremont 701 Comment
  LA32213  Camissoniopsis intermedia Peter H. Raven; 1959-5-2 14047 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  UC1930050  Camissoniopsis micrantha V. Soza, LeRoy Gross 2002-4-3 1371 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  SFV9176  Capsella bursa-pastoris J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Open lot on Highway 66 near Pomona city limit. 350 Comment
  JEPS53397  Cardamine californica var. integrifolia Frank W. Peirson 1918-10-16 265 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon (San Gabriel Mountains) 548 Comment
  RSA0116204  Cardamine flexuosa A. R. Roos 1958-6-12 s.n. Los Angeles Evans & Revves nursery, Bentwood, West L.A. Comment
  RSA0116205  Cardamine flexuosa A. R. Roos 1958-6-12 s.n Los Angeles Evans & Revves nursery, Bentwood, West L.A. Comment
  RSA364533  Carex Anstruther Davidson 1894-1 s.n. Los Angeles Los Angeles. Comment
  SEINET7548180 Image available Carex abrupta Louis C. Wheeler 1967-8-2 10320 Los Angeles San Gabriel Mountains: Sulphur Spring 1585 Comment
  CAS-BOT-BC17676  Carex alma Timothy S. Ross; Steve Boyd 1990-6-1 2758 Los Angeles San Gabriel Mountains. Moody Canyon: drainage northward from Messenger Flats and Mt. Gleason. Along Moody Canyon Stream. 1341 Comment
  RSA603207  Carex alma L. C. Wheeler 1954-9-1 7084 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  RSA88719  Carex alma Joseph A. Ewan 1936-8-2 9908 Los Angeles Mescal Creek, San Gabriel Mountains. 1616 Comment
  UC1584056  Carex alma Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4050 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, w drainage that meets Tie Canyon); San Gabriel Mts., Angeles N.F., Tujunga Ranger District 1463 Comment
  SEINET6044720  Carex alma Unknown 1946-5-19 6223 Los Angeles San Gabriel Mountains. Lower Rincon. San Gabriel Canyon. Comment
  SBBG119547  Carex bolanderi V. Soza, L. Gross 2000-6-13 996 Los Angeles spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Cyn, ca. 0.8 mi along trail from Buckhorn Flat trailhead 1844 Comment
  SEINET7552637 Image available Carex bolanderi Louis C. Wheler 1954-9-1 7083 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  CAS-BOT-BC20860  Carex globosa I. M. Johnston 1918-9-1 2132 Los Angeles San Antonio Mountains. Canyon (Fern C.) north of Brown's Flats. 1280 Comment
  CAS-BOT-BC118423  Carex praegracilis Robert F. Thorne 1966-4-6 35902 Los Angeles Santa Cataline Island: along small stream running into reservoir N of Catalina Airport. 441 Comment
  POM1461  Carex praegracilis Le Roy Abrams 1901-4-1 122 Los Angeles Ballona Harbor. Comment
  CAS-BOT-BC230122  Carpobrotus edulis Eric Walther 1932-5-30 s.n. Los Angeles California Botanic Garden, Los Angeles Comment
  RSA0021284  Castilleja Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5079 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UC1348975  Castilleja X montigena Robert F. Thorne and M. Z. Thorne 1967-7-19 37167 Los Angeles above Crystal Creek Recreation Area (Big Cienega Springs); San Gabriel Mts., Angeles National Forest 1981 Comment
  RSA622844  Castilleja applegatei subsp. martinii Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  UCSB6003  Castilleja applegatei subsp. martinii H., J. 1935-3-15 Los Angeles San Dimas Exp. Forest; San Dimas watershed; San Dimas Dam; sec 19, T IN, R 8W 457 Comment
  UCSB25083  Castilleja densiflora subsp. gracilis Engel, C. 1967-3-21 Los Angeles On the south side of the Catalina Girl's Camp Road, 0.3 mi. south of its junction with the Isthmus, Santa Catalina Island 121 Comment
  CATA251  Castilleja exserta Mark L. Hoefs, A. Douglas Propst 1973-5-4 251 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  UCR125500  Castilleja exserta A. C. Sanders, Mark Elvin 2003-4-14 25972 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  POM44389  Castilleja foliolosa Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  SBBG17968  Castilleja foliolosa E. R. Blakley 1963-4-9 5563 Los Angeles hillside above Pebbly Beach along Terrace Drive 91 Comment
  RSA0048552  Castilleja foliolosa Edward E. Gripp 1950-4-20 s.n. Los Angeles Topanga. 304 Comment
  RSA400558  Castilleja foliolosa Fordyce Griffiths Jr. 1910-5-5 s.n. Los Angeles Arroyo Seco near Pasadena 366 Comment
  UCR108204  Castilleja gleasoni Steve Boyd, Valerie Soza 1998-4-28 10168 Los Angeles Liebre Mtns, Western end of Liebre Mountain, at junction of Old Ridge Route (8S04) and Forest Service Road 7N23 on divide between Salt Creek and Liebre Gulch 1201 Comment
  JEPS88978  Castilleja grisea Mark Egger and Jennifer Stone 1995-4-15 679 Los Angeles Pyramid Head area, lowest terrace, NW base of Balanced Rock, ca. 50 m from sea San Clemente Island Comment
  UC557802  Castilleja grisea Nell Murbarger Apr 1936 132 Los Angeles s and e sides San Clemente Island Comment
  UCR129384  Castilleja linariifolia Orlando Mistretta 1994-9-13 1467 Los Angeles San Gabriel Mtns, Santiago Canyon, Santiago Creek near junction of Forest Service Road 4N20 and BM 3980 1213 Comment
  JEPS9847  Castilleja miniata Frank W. Peirson 1920-9-14 2286 Los Angeles Coldwater Canyon; San Gabriel Mountains 2133 Comment
  RSA618677  Castilleja miniata subsp. miniata Louis C. Wheeler 1966-8-21 8838 Los Angeles San Gabriel Mountains: Dorr Canyon. Comment
  SBBG66917  Castilleja miniata subsp. miniata E. Crow 1930-6-29 Los Angeles trail below Crystal Lake Comment
  POM145748  Castilleja minor subsp. spiralis Thomas Craig 1927-6-19 479 Los Angeles Between Acton and Ravenna, Soledad Canyon. Comment
  CHSC234  Casuarina equisetifolia V. Holt 1958-4-16 Los Angeles Along street in Whittier. Comment
  UCR184209  Caucalis microcarpa A. C. Sanders, T. B. Salvato 2007-4-24 33502 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  RSA737842  Caulanthus amplexicaulis var. amplexicaulis LeRoy Gross, Duncan S. Bell 2008-5-27 3424 Los Angeles East of Mill Creek, and Angeles Forest Highway. west from the Falcon Mine. Southwest of Mill Creek summit. 1311 Comment
  RSA659845  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy 2439 Comment
  SD262240  Caulanthus cooperi R. G. Swinney 2014-4-30 16268 Los Angeles San Gabriel Mountains: 3.8 - 4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road to ridge. C. 3 acres burned in 2012. 1387 Comment
  UC1126947  Caulanthus coulteri A. D. Gifford 1935-3-6 443 Los Angeles 2-8/10 mi sw Red Mtn; Tejon Quad., Angeles National Forest Comment
  UCR259229  Caulanthus coulteri var. coulteri Mitch Provance, Callen Huff 2009-4-29 10690 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
  RSA429522  Caulanthus heterophyllus Fordyce Grinnell Jr. 1921-4-3 [ 15736 ] Los Angeles Santa Monica Mts. Pacoima Canyon. Comment
  UC625075  Ceanothus arboreus F. R. Fosberg 1931-3-23 S 4326 Los Angeles Hamilton Canyon Sant Catalina Island 60 Comment
  JEPS42100  Ceanothus arboreus Charlotte M. Hoak 1924-2-2 Los Angeles near Los Angeles (Gibbs Estate, Alta Dena) Comment
  CAS-BOT-BC48755  Ceanothus crassifolius C. H. M.; V. B. 1907-10-20 1343 Los Angeles San Pasqual Canyon Comment
  RSA717418  Ceanothus crassifolius Gary Kovnat, LeRoy Gross 2003-1-19 6 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail. Comment
  RSA0091798  Ceanothus cuneatus Bonnie C. Templeton 1957-4-27 s.n. Los Angeles Bouquet Canyon. Comment
  CHSC100413  Ceanothus cuneatus var. cuneatus John Dittes; Josephine Guardino 2008-2-20 1499 Los Angeles Western Transverse Ranges; Santa Monica Mountains; Malibu Canyon; downslope of Malibu Canyon Road; ca. 2.7 air-miles NE of Malibu Lagoon State Beach, ca. 1.0 air-mile south of intersection of Malibu Canyon Road and Piuma Road; just south of road tunnel. 123 Comment
  RSA598102  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-4 9150 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road. 610 Comment
  RSA0056348  Ceanothus griseus var. horizontalis P. R. Brown 1970-9-24 s.n. Los Angeles Pierce College Nature Center, entrance, Canon de lana. Comment
  JEPS42399  Ceanothus integerrimus Frank W. Peirson 1918-5-26 111 Los Angeles Toll Rd San Gabriel Range, Mt. Wilson 1143 Comment
  RSA0021013  Ceanothus integerrimus Duncan S. Bell, Caitlin Elam 2013-7-11 5360 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  POM308315  Ceanothus leucodermis Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3068 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  SD236394  Ceanothus leucodermis Wayne Law, Jun Hu 2000-4-30 3 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. First dirt road on left immediately after Millard campground. 518 Comment
  UC1070807  Ceanothus leucodermis W. T. Murphy 1928-2-28 Los Angeles e of Little Dalton Canyon; Pomona quad. 762 Comment
  UC1070858  Ceanothus leucodermis A. Lewis Jan 1934 244 Los Angeles Elizabeth Lake Canyon Elizabeth Lake quad., Angeles National Forest 883 Comment
  UCR220368  Ceanothus leucodermis R. G. Swinney 2009-4-16 10351 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  RSA0028429  Ceanothus leucodermis George B. Grant, Walter Wheeler 1904-5-17 2560 Los Angeles Mt. Wilson. 1524 Comment
  CLARK-A1528-3913  Ceanothus megacarpus John C. Roos 1943-3-30 2599 Los Angeles Santa Monica Mountains Comment
  JEPS42342  Ceanothus megacarpus Ira W. Clokey, B. Templeton Apr. 1929 4508 Los Angeles Mandeville Canyon Santa Monica Mts. Comment
  LA44914  Ceanothus megacarpus var. megacarpus Carl Epling; 1925-1-7 6229 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA126752  Ceanothus oliganthus Peter H. Raven, H. J. Thompson 1959-4-3 13919 Los Angeles Saddle Peak 808 Comment
Read comments
Feb 10 2011
  UCR182672  Ceanothus oliganthus R. G. Swinney 1998-4-13 5957 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  SEINET13946029 Image available Ceanothus oliganthus E. K. Balls 1950-1 14448 Los Angeles La Crescenta at upper end of town, on highway; 1563 ft alt. 476 Comment
  POM310174  Ceanothus oliganthus var. oliganthus Hulda Crooks 1946-3-11 233 Los Angeles Big Dalton Canyon. South slope. 366 Comment
  CLARK-A1528-3901  Ceanothus spinosus Alfred R. Roos 1948-4-9 Los Angeles Santa Monica Mountains Comment
  UCD112706  Ceanothus spinosus Daryl Koutnik 1978-3-24 s.n. Los Angeles Mulholland Highway, two miles west of Seminole Hot Springs. 426 Comment
  RSA0056530  Ceanothus spinosus Bonnie C. Templeton 1930-4-2 1411 Los Angeles Mulholland Drive, N.W. of Hollywood. 600 Comment
  CATA26  Centaurea melitensis USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 10 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: Northwest, Slope: approx. 30% 22 Comment
  POM351508  Centaurea melitensis Howard Mullins 1931-4-19 s.n. Los Angeles Flintridge. Comment
  SBBG65834  Centaurea melitensis R. Hoffmann 1929-4-26 Los Angeles ca. 5 mi W of Castaic Comment
  RSA654594  Centaurea melitensis Scott Lowe 1991-5-20 41 Los Angeles San Gabriel River Channel, about 150 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  POM48115  Centaurea repens R. W, Hodgson 1920-7-12 s.n. Los Angeles Artesia Comment
  SEINET209378  Centaurium venustum C. J. Lovell 1941-7-1 246 Los Angeles Atadena. San Gabriel Mts. Comment
  POM158303  Centaurium venustum M. B. Dunkle 1928-4-29 1905 Los Angeles Little Harbor. 6 Comment
  SFV10206  Centaurium venustum J. G. Cuti 1978-6-20 s. n. Los Angeles About 0.5 miles off Santa Susana Pass Road on Box Canyon Road. Comment
  UCR265499  Centromadia parryi subsp. australis Dan S. Cooper 2015-7-11 714- 45 Los Angeles Los Angeles Basin; Coastal Plain, Willow Springs oil field, Long Beach, west of Signal Hill, NW of intersection of Orange Ave. & Willow St. 30 Comment
  SBBG62324  Centrostegia thurberi R. Hoffmann 1929-5-20 Los Angeles Harold Comment
  CAS-BOT-BC179816  Centrostegia thurberi Victor Duran 1933-5-23 3417 Los Angeles Near Lancaster Comment
  RSA656482  Cerastium glomeratum Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 723 Los Angeles 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. 518 Comment
  UCD105637  Cercis occidentalis Beth Greenhalgh 1993-3-4 11 Los Angeles Santa Monica Mtns., Kanan Cyn., Malibu, 1.5 S of S tunnel on side of road. 426 Comment
  RSA453286  Cercocarpus betuloides George B. Grant 1902-08 s.n. Los Angeles Pasadena. Comment
  UCR114206  Cercocarpus betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mtns., brushy SE facing slope on ridge c. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  SEINET6331970  Cercocarpus betuloides I. W. Clokey, B. C. Templeton 4596 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  UC1971393  Cercocarpus betuloides Louis C. Wheeler 1946-8-25 6242 Los Angeles SAN GABRIEL MOUNTAINS: Near Soldier Creek on Coldbrook, Crystal Lake Road. Comment
  CAS-BOT-BC142104  Cercocarpus betuloides var. betuloides W. R. Dudley 1907-11-18 s.n. Los Angeles Near Monrovia Comment
  CAS-BOT-BC142140  Cercocarpus betuloides var. betuloides C. F. Baker 1903-8-2 3441 Los Angeles San Antonio Canyon near Claremont Comment
  LA93931  Cercocarpus betuloides var. blancheae Unknown; 1925-2-25 sn Los Angeles 518 Comment
  SBBG31399  Cercocarpus betuloides var. blancheae R. F. Thorne 1967-5-18 Los Angeles Wild Boar Gully 121 Comment
  OBI10205  Cercocarpus montanus var. glaber Robert J. Rodin 1953-5-2 5807 Los Angeles Cyn behind White's Cove Comment
  RSA724752  Chaenactis artemisiifolia K. Dobry 1991-5-22 D- 640 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  JEPS34164  Chaenactis glabriuscula var. glabriuscula Julia A. Bettys 1929-4-29 Los Angeles Los Angeles Comment
  POM184672  Chaenactis glabriuscula var. glabriuscula Joseph A. Ewan 1932-5-30 7231 Los Angeles Mill Creek at Coldwater Creek junction; Tujunga Drainage Comment
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Mar 9 2015
  RSA0001020  Chaenactis santolinoides I. M. Johnston 1917-6-20 1489 Los Angeles Baldy Lookout of USFS. 2134 Comment
  JEPS26375  Chaenactis xantiana Ernest C. Twisselmann 1959-6-2 5333 Los Angeles just below the fire lookout Liebre Mountain 1478 Comment
  UCSB18319  Chaenactis xantiana Mori, Dianna 1964-5-3 Los Angeles Old Ridge Road, 3 miles from State Highway 138 1127 Comment
  RSA617475  Chamaesyce albomarginata Scott D. White, Pam De Vries 1998-6-23 6770 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  POM86478  Chamaesyce maculata George B. Grant 1906-08 s.n. Los Angeles Pasadena Comment
  RSA720182  Chamaesyce maculata LeRoy Gross 2007-3-12 2598 Los Angeles Base of northern side of the range. Behind the Foothill Athletic Club, at the southern end of Lowell Ave. Near 468 Comment
  RSA656197  Chamaesyce melanadenia Joseph M. Keefe 1977-6-10 22062 Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  RSA498539  Chamaesyce melanadenia L. C. Wheeler 1934-4-22 2535 Los Angeles S slope , decomposed granite W side near mouth of Santa Anita Canyon. 518 Comment
  SJSU4462  Chamaesyce polycarpa H. R. Garrett 1962-4-15 Los Angeles Shady Cove Dr, Burbank Comment
  POM187701  Chamaesyce serpillifolia Joseph A. Ewan 1931-10-24 5270 Los Angeles I mile above Malibu Lake Comment
  RSA127447  Chamaesyce serpillifolia P. H. Raven, H. J. Thompson 1959-10-14 14628 Los Angeles East end of Malibu Lake. 221 Comment
  RSA594640  Chamaesyce serpillifolia subsp. serpillifolia Steve Boyd, Lauren Raz 1996-10-29 9115 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  RSA0115448  Chenopodium R. G. Swinney 2010-10-5 13974 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UCR189868  Chenopodium R. G. Swinney 1998-7-21 6485 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  UCR223802  Chenopodium R. G. Swinney 2009-8-25 11488 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  PASA2690  Chenopodium album Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA423285  Chenopodium album Mable Emler 1929-7-30 s.n. Los Angeles Topango Canon. North of Elkhorn Camp. Comment
  RSA522952  Chenopodium ambrosioides T. S. Ross, Orlando Mistretta 1990-10-26 3315 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 853 Comment
  UCR186400  Chenopodium ambrosioides T. B. Salvato, Sarah Flack 2007-8-8 3044 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  RSA5208  Chenopodium ambrosioides C. B. Wolf 1932-9-13 4063 Los Angeles Bryant Ranch. 250 ft. south of north boundary in SE 1/4 section 27., (about 460 ft. east and 250 ft. south of NW corner of SE 1/4 section 27. T4S, R12W). 5 Comment
  RSA0105026  Chenopodium berlandieri R. G. Swinney 2011-10-18 15814 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  UCR210202  Chenopodium berlandieri R. G. Swinney 2008-9-4 9410 Los Angeles San Gabriel Mtns., Dry Lake, Blue Ridge, SW of Wrightwood and 0.4 mi. east of junction of Hwy 2 and road 3N06/Blue Ridge Rd. 2250 Comment
  POM19219  Chenopodium californicum P. A. Munz 1923-4-9 6641 Los Angeles San Clemente Island, east coast. Comment
  RSA736141  Chenopodium capitatum Rosemarie zimmerman 1961-4-30 39 Los Angeles Blanchard Park, Pomona College 366 Comment
  LA50749  Chenopodium macrospermum var. farinosum J. A. Ewan; April 1933 10926 Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  RSA0039138  Chenopodium murale R. G. Swinney 2010-3-10 11790 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA536073  Chenopodium murale T. S. Ross 1991-5-21 5414 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of island 404 Comment
  RSA104866  Chenopodium pumilio D. F. Howe 1956-8-19 s.n. Los Angeles Mulholland Drive. Comment
  RSA594394  Chenopodium rubrum Steve Boyd, Lauren Raz 1996-10-14 9071 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  RSA369221  Chlorogalum pomeridianum Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  CAS-BOT-BC237977  Chloropyron maritimum subsp. maritimum Le Roy Abrams 1901-6-6 1714 Los Angeles Ballona Harbor Comment
  UCR48576  Chorizanthe procumbens 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
  CAS-BOT-BC244655  Chorizanthe staticoides Steve Boyd; Tim Ross 1988-4-28 2250 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. In a small side canyon. Angeles National Forest. 792 Comment
  CAS-BOT-BC244816  Chorizanthe staticoides P. A. Munz 1919-5-14 2791 Los Angeles Claremont. Plants of Southern California Comment
  RSA252898  Chorizanthe staticoides Robert F. Thorne 1973-5-11 43556 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  RSA65267  Chorizanthe staticoides A. N. Dunn 1933-7-23 7838 Los Angeles East end of Barley Flats. 1616 Comment
  SEINET3132303  Chorizanthe staticoides G. B. Grant 1904-6-17 169 Los Angeles Pasadena Comment
  UCD99988  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  RSA0113433  Chorizanthe watsonii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7536 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
  UC52637  Chorizanthe watsonii Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  CAS-BOT-BC248073  Chorizanthe xanti var. xanti Timothy S. Ross; Steve Boyd 1995-6-28 8618 Los Angeles Liebre Mountains. Elizabeth Lake Canyon near the confluence of Red Fox Canyon: xeric southerly slope below Lake Hughes Road and above the stream 722 Comment
  RSA789029  Chylismia claviformis J. Mark Porter, Laren Machen 2012-5-20 15169 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  SBBG65887  Cirsium occidentale var. californicum R. Hoffmann 1928-7-9 Los Angeles Cottonwood Springs, Pine Cyn Comment
  RSA0031450  Cistanthe monandra Orlando Mistretta, Christine Mistretta 2008-5-15 3073 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  RSA736233  Cistus creticus Scott D. White, Justin M. Wood 2008-5-7 11942 Los Angeles Puente / Chino Hills: SCE powerline corridor, E of 57 freeway and S of Diamond Bar. 213 Comment
  POM50320  Clarkia bottae L. R. Abrams 1901-6-4 1713 Los Angeles Los Tunas Canyon. Comment
  RSA0115257  Clarkia bottae Richard G. Swinney 2010-5-25 12942 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA606174  Clarkia bottae Leota Brice 1930-6-2 s.n. Los Angeles San Gabriel Canyon. Comment
  RSA724760  Clarkia bottae K. Dobry 1991-5-13 494 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA0011589  Clarkia dudleyana Orlando Mistretta, Cher Batchelor 2011-7-27 5998 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  RSA73329  Clarkia purpurea subsp. quadrivulnera F. W. Peirson 1920-4-26 2114 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  UCR223380  Clarkia rhomboidea R. G. Swinney 2009-5-27 10868 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  CSUSB245  Clarkia unguiculata Anna Mayers 1978-5-24 Los Angeles Hollywood Hills Hollywood Hills; Hillside of Laurel Canyon Blvd. in Los Angeles. Comment
  LA45507  Clarkia unguiculata Harvey Anderson; Carl Epling, Lincoln Ellison 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA599657  Claytonia exigua subsp. exigua Steve Boyd, Lauren Raz 1997-5-1 9675 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCR189274  Claytonia parviflora R. G. Swinney 1998-5-16 6086 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  RSA587414  Claytonia parviflora subsp. parviflora Orlando Mistretta 1995-3-28 1575 A Los Angeles San Gabriel Mountains: Drainage W of Little Rock Creek Reservoir just S of dam. 1006 Comment
  SEINET3245768  Claytonia perfoliata T. B. Salvato, Sandra Murcia 2007-1 2014 Los Angeles San Gabriel Mountains: Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 411 Comment
  POM280253  Claytonia perfoliata subsp. intermontana George B. Grant 1904-5-19 6240 Los Angeles Mt. Wilson 915 Comment
  UCD100788  Claytonia perfoliata subsp. mexicana Kenneth A. Wilson 1961-2-18 847 Los Angeles Santa Monica Mtns., Calabasas. Mulholland Hwy. Comment
  UCR270053  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-17 14125 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  POM18229  Claytonia perfoliata subsp. mexicana P. A. Munz 1923-4-10 6696 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  SEINET9136644  Claytonia perfoliata subsp. mexicana H. M. Hall 1903-1 3745 Los Angeles Arroyo Seco. Comment
  UCR256576  Claytonia rubra subsp. rubra Anuja Parikh, Nathan Gale 2011-6-28 3519 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.1 km SW of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1280 Comment
  RSA305987  Clematis lasiantha F. C. Boutin 1966-4-12 s.n. Los Angeles Little Tujunga Canyon road, Pacoima Canyon; extreme western Angeles National Forest, San Gabriel Mountains. Comment
  RSA0028964  Clematis lasiantha Lucille Crawford 1932-5-8 s.n. Los Angeles Arroyo Seco Canyon. Pasadena. CP3. Comment
  CAS-BOT-BC92640  Clematis ligusticifolia Peter H. Raven; Henry J. Thompson 1959-4-3 13914 Los Angeles Santa Monica Mountains. Saddle Peak. North slope of peak. 838 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
  RSA187668  Clematis ligusticifolia Robert F. Thorne 1966-9-14 36669 Los Angeles Santa Catalina Island. Bank along Cottonwood Creek near Isthmus road 30 Comment
  SD69582  Clematis ligusticifolia Robert F. Thorne 1966-9-14 36628 Los Angeles Santa Catalina Island; margin of reservoir, Middle Ranch, Middle Ranch Canyon 198 Comment
  UC545785  Clematis ligusticifolia Annetta M. Carter 1935-9-12 980 Los Angeles San Gabriel Mts., Chilao 1615 Comment
  RSA440828  Cleome isomeris F. R. Fosberg 1931-3-26 S- 4398 Los Angeles Santa Catalina Island. Hamilton Canyon. 5 Comment
  RSA579131  Cleome isomeris T. S. Ross, J. Mark Porter, Vanessa Ashworth, D. L. Banks, Megan Tommerup, Gery Allan 1994-3-28 7440 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; narrow, eroded canyon through southerly coastal bluffs, ca. 2750m SE of Inspiration Point and 2680m WNW of Whites Point. 15 Comment
  POM122979  Cleomella obtusifolia Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  SBBG131603  Clinopodium douglasii S. A. Junak 1999-7-15 SCa 1033 Los Angeles Bulrush Cyn 243 Comment
  LA52020  Collinsia heterophylla Henry J. Thompson; 1960-5-14 3061 Los Angeles Santa Monica Mountains, Saddle Peak, just E of peak 701 Comment
  UC672480  Collinsia heterophylla H. L. Mason 1927-6-11 3750 Los Angeles San Gabriel Mountains, Mount Wilson Mount Wilson; San Gabriel Mountains, Mount Wilson Comment
  RSA408267  Collinsia heterophylla Anstruther Davidson 1920-5-1 s.n. Los Angeles [Unspecified] Comment
  SBBG27282  Collinsia heterophylla I. W. Clokey with E. G. Anderson 1935-5-9 Los Angeles Pomona Hills Comment
  CAS-BOT-BC240956  Collinsia parryi Frank W. Peirson 1918-5-26 193 Los Angeles Toll Road to Mt. Wilson at Hennigers Flat, San Gabriel Mts. 868 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
  RSA470548  Conium maculatum E. S. Spalding 1924-5-24 s.n. Los Angeles Los Angeles. Comment
  OBI69323  Constancea nevinii John Knapp, Denise Knapp 2003-5-11 69 Los Angeles Catalina Island. Comment
  RSA0116336  Convolvulus arvensis Mitch Provance 2013-6-3 613 -34 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St., and Riverside Dr. 227 Comment
  RSA754605  Convolvulus arvensis R. F. Thorne 1980-4-27 54149 Los Angeles Santa Catalina Island. From Blackjack Camp into Cape Canyon Comment
  UCR186411  Convolvulus arvensis T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2083 Los Angeles Tehachapi Mountains Foothills/Western Antelope Valley, outwash plain below Bronco Canyon, c. 4 mi N of Hwy 138 965 Comment
  RSA394791  Convolvulus arvensis Robert Gustafson 1980-8-29 1886 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA0116452  Conyza bonariensis R. G. Swinney 2010-8-11 13502 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA752286  Conyza bonariensis Justin M. Wood 2009-7-25 1158 Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  POM355844  Conyza canadensis Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  UCR194085  Conyza floribunda A. C. Sanders, Dan S. Cooper 2008-1-11 34415 Los Angeles South Coast; Los Angeles Basin, Taylor Yards State Park, Los Angeles, San Fernando Rd. near Eagle Rock Blvd. between the RR and San Fernando Rd. 102 Comment
  UCR209320  Conyza floribunda A. C. Sanders 2009-11-6 37217 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC586910  Cordylanthus nevinii Joseph Andorfer Ewan 1934-8-3 8444 Los Angeles Summit Table Mountain, head of Le Montaine Creek; San Gabriel Mts 2286 Comment
  POM48111  Cordylanthus rigidus subsp. setiger I. M. Johnston 1924-8-13 s.n. Los Angeles Evey-Palmer Canyon Firebreak 1067 Comment
  RSA412299  Cordylanthus rigidus subsp. setiger E. S. Spalding 1923-5-23 s.n. Los Angeles Santa Monica Mountains, Laurel Canyon. Comment
  UC1536842  Coreopsis calliopsidea G. H. True Jr. 1935-3-28 183 Los Angeles 2 mi s of Palmdale (.5 mi e of main highway) Comment
  POM356021  Coreopsis gigantea F. R. Fosberg 1931-5-22 7161 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  CHSC110165  Corethrogyne filaginifolia Scott Sundberg; Linda Hardison 1986-9-19 3272 Los Angeles Along Interstate 5, S of Newhall, 1.3 mile N of the turnoff to N14 to Palmdale. Comment
  JEPS30640  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1959-9-27 14507 Los Angeles Sepulveda Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  RSA781293  Corethrogyne filaginifolia R. G. Swinney 2009-7-23 11376 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC21510  Cornus glabrata Blanche Trask June, 1890 Los Angeles Santa Catalina Isl., Avalon Comment
  UCR142952  Cotula australis L. C. Wheeler 1936-3-8 4081 Los Angeles San Gabriel Mtns, Millard Canyon 457 Comment
  SBBG131999  Cressa truxillensis S. A. Junak 1996-4-12 SCI 297 Los Angeles E side of Skink Alley Rd, in swale N of Peak 597, 1 mi NE of San Clemente Ridge Rd, just S of artificial vernal pond 140 Comment
  RSA306167  Cressa truxillensis Fay A. MacFadden 1934-9-10 12928 Los Angeles Culver City. Comment
  SBBG128317  Crocanthemum scoparium M. L. Hoefs 1991-4-23 1148 Los Angeles around upper White's Landing Rd 451 Comment
  CAS-BOT-BC181051  Crossosoma californicum unspecified s.n. Los Angeles Santa Catalina Island Comment
  SD21280  Crossosoma californicum Norman E. Bilderback 1938-4-14 Los Angeles Catalina Harbor Comment
  RSA479356  Croton californicus F. R. Fosberg 1930-7-3 S - 3107 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA569530  Croton californicus E. S. Spalding 1931-7-31 s.n. Los Angeles Manhattan Beach. Comment
  RSA599293  Croton californicus L. C. Wheeler 1945-9-20 6158 Los Angeles San Gabriel Mountains. Kinneloa (''Sycamore'') Canyon. 365 Comment
  SFV21139  Croton californicus J. M. Keefe 2001-1-24 31016 Los Angeles San Rafael Hills Pasadena. East side of Arroyo Seco, 2 m west of curb, across street from 1590 Arroyo Blvd at Howard Street. 250 Comment
  UCD142185  Croton setiger S. I. Apfelbaum 1980-9-27 21 Los Angeles Lopez canyon landfill. Comment
  UC1259360  Crypsis schoenoides Barry Hammel 1976-8-2 402 Los Angeles Little Rock Reservoir Angeles National Forest, San Gabriel Mountains 1036 Comment
  UCR126642  Crypsis schoenoides A. C. Sanders, Mark Elvin 2003-8-7 27168 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA0091784  Cryptantha R. G. Swinney 2011-7-7 15442 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA0092144  Cryptantha R. G. Swinney 2011-6-7 15021 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
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Feb 18 2020
  RSA249773  Cryptantha barbigera R. F. Thorne 1973-4-20 42992 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  RSA771548  Cryptantha circumscissa R. G. Swinney 2009-5-28 10956 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCD119611  Cryptantha circumscissa Steve Mason 1993-5-1 27 Los Angeles Sufur Springs Road, 200 feet up road from Angeles Creek Highway, restroom parking lot to left on edge of slope looking down at Angeles Crest Highway. 1798 Comment
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Dec 9 2014
  RSA0031374  Cryptantha clevelandii Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9480 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA0031375  Cryptantha clevelandii Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4321 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA0013553  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2011-6-23 5747 Los Angeles SCE Power Line Road on ridgeline between Gleason Cyn and Beartrap Cyn, 1.3 air miles N of Mt. Gleason Rd. 1591 Comment
  UCR280420  Cryptantha dumetorum Onkar Singh 2014-3-18 4374 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  UCR142973  Cryptantha intermedia T. S. Ross, Steve Boyd 1990-6-6 2856 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  JEPS67674  Cryptantha intermedia Frank W. Peirson 1919-2-12 320 Los Angeles Arroyo Seco San Gabriel Mountains 457 Comment
  POM19108  Cryptantha intermedia P. A. Munz 1923-4-9 6678 Los Angeles San Clemente Island, halfway between Casablanca and Lemon Tank Comment
  POM369527  Cryptantha intermedia Anstruther Davidson 1920-01 s.n. Los Angeles Flaya Rey Comment
  SEINET12280823  Cryptantha intermedia H. W. Graham 1927-1 9- 9 -6 Los Angeles Mt Lowe, to observatory on Mt Wilson near Los Angeles Comment
  CHSC110476  Cryptantha micrantha var. lepida G. D. Wallace 2003-7-8 4028 Los Angeles Peninsular Ranges; San Jacinto Mountains region: Hidden Lake. Comment
  LA94312  Cryptantha micromeres A. M. Johnson; 1934-5-1 4443 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA607208  Cryptantha microstachys L. C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, just above the upper falls, below the campground, E of windy gap. 1006 Comment
  UCR166698  Cryptantha microstachys Scott D. White, Jennifer H. Jones 2005-6-23 11145 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  UCR191742  Cryptantha microstachys A. C. Sanders 2008-4-23 35093 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  RSA0079576  Cryptantha muricata Scott D. White 1997-5-14 5136 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  SD247357  Cryptantha muricata R. G. Swinney 2010-5-4 12498 Los Angeles San Gabriel Mountains: North of Sylmar, 0.1 mile NNE 6 degrees of Stetson Debris Basin, at north end of motorway at powerlines, west (250 degrees) of the debris basin in Sombrero Cyn., 0.4 mile north of I-210 Fwy. 487 Comment
  UC1212093  Cryptantha muricata Peter H. Raven and David Verity 1960-5-7 15320 Los Angeles Arroyo Sequit, about 2 mi from ocean Santa Monica Mountains 91 Comment
  UCR224268  Cryptantha muricata R. G. Swinney 2009-6-24 11273 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCR258733  Cryptantha muricata R. G. Swinney 2010-3-16 11922 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UCR47675  Cryptantha muricata I. M. Johnston 1932-3-28 10619 Los Angeles N slope San Pedro Hills, Palos Verdes Est. 50 Comment
  RSA775866  Cryptantha muricata var. denticulata Orlando Mistretta, Christine Mistretta 2010-5-26 5201 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  RSA0079384  Cryptantha muricata var. jonesii R. G. Swinney 1998-7-27 6490 Los Angeles San Gabriel Mtns.: Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA0079398  Cryptantha muricata var. jonesii Steve Boyd, Orlando Mistretta 1993-6-10 8186 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 Santa Clara Rd (3N17.9), 1/4 mile E of May Canyon Saddle, just north of May Peak. 914 Comment
  UCR281996  Cryptantha nevadensis var. rigida R. G. Swinney 2014-5-7 16415 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA0079499  Cryptantha oxygona Scott D. White, Pam De Vries 2006-5-10 11439 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA0079038  Cryptantha pterocarya var. pterocarya LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 891 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA0079297  Cryptantha pterocarya var. pterocarya R. F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39549 -A Los Angeles Mojave Desert: Ca. 3 mi S of Pearblossom near junction of Valyermo & Pearblossom roads. 1158 Comment
  UCR192197  Cryptantha similis A. C. Sanders 2008-4-18 34982 Los Angeles Transverse Range, upper Cow Spring Canyon, along wash 1072 Comment
  SBBG63965  Cryptantha simulans R. Hoffmann 1927-6-17 Los Angeles Pine Cyn Comment
  SD69480  Cryptantha wigginsii Robert F. Thorne 1966-4-5 35850 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 105 Comment
  SDSU20082  Cryptantha wigginsii Emma Clohessy, Chris Orosz 2012-5-27 Los Angeles Santa Catalina Island. West-facing road cut, on road between Cherry Cove and Howland's Landing. 51 Comment
  UC28905  Cucurbita foetidissima Setchell Dec. 1896 Los Angeles Los Angeles Comment
  RSA394341  Cucurbita palmata Anstruther Davidson 1922-5-28 s.n. Los Angeles Mojave Desert. [County not specified: Los Angeles, San Bernardino or Kern.] Comment
  CAS-BOT-BC224475  Cuscuta californica Le Roy Abrams 1902-7-5 1560 Los Angeles Azusa Comment
  CAS-BOT-BC224490  Cuscuta californica Louis C. Wheeler 1973-2-3 s.n. Los Angeles Venice Comment
  UC1348877  Cuscuta californica Robert F. Thorne 1966-6-2 36510 Los Angeles near upper end of road leading to White's Landing; Santa Catalina Island 396 Comment
  RSA155454  Cuscuta ceanothi L. S. Rose 1960-8-28 60086 Los Angeles Santa Monica Mountains east slope of Coldwater Canyon 335 Comment
  RSA781813  Cuscuta subinclusa R. G. Swinney 2009-7-23 11379 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA788543  Cyathea cooperi John R. Clark, T. Dvorak, Charlie de la Rosa, S. Ratay, T. M. Summers 2011-6-23 1020 Los Angeles Santa Catalina Island, Twin Rocks. 218 Comment
  LA56462  Cyclospermum leptophyllum Arthur C. Gibson; Los Angeles Santa Monica Mountains, At George Marshall Residence Comment
  RSA0116342  Cylindropuntia californica var. parkeri R. G. Swinney 2010-10-5 13978 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  CATA630  Cynodon dactylon Mark L. Hoefs 1991-4-8 1085 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  RSA0087312  Cyperus eragrostis R. G. Swinney 2010-9-13 13831 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA365054  Cyperus eragrostis Anstruther Davidson 1923-9-1 s.n. Los Angeles Montebello. Comment
  POM184653  Cyperus erythrorhizos L. C. Wheeler 1932-9-19 1391 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  LA210754  Dactylis glomerata Arthur C. Gibson; 2006-9-20 5235 Los Angeles SIMI HILLS, Chatsworth Park South. Comment
  CHSC35492  Datisca glomerata James Henrickson 1973-6-23 10915 Los Angeles Santa Monica Mts., Topanga Canyon, 3/4 mile N of Topanga P.O. along old Topanga Canyon Road. 243 Comment
  RSA431663  Datisca glomerata Geo. C. Johnstone 1927-10-30 s.n. Los Angeles upper part of Big Tujunga Canyon Comment
  RSA674841  Datisca glomerata Scott D. White, Kent Hughes 2000-5-16 7833 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA761147  Datisca glomerata R. G. Swinney 2008-10-10 9565 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  SD90219  Datisca glomerata R. F. Thorne, M. Z. Thorne 1968-11-9 37858 Los Angeles Angeles National Forest, San Gabriel Mts, W slope of Mt. Islip 1830 Comment
  RSA228868  Datura wrightii Robert F. Thorne 1971-6-26 40638 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA421880  Datura wrightii Freda Detmers 1931-11-11 14185 Los Angeles Griffith Park. Comment
  UC1228819  Daucus pusillus Peter H. Raven 1962-4-9 17168 Los Angeles arroyo in grassland above Wilson Cove (San Clemente Isl.); San Clemente Isl. 60 Comment
  CAS-BOT-BC130921  Deinandra clementina Peter H. Raven 1962-5-22 17836 Los Angeles Santa Catalina Island Comment
  SBBG42225  Deinandra clementina M. B. Dunkle 1939-4-5 7277 Los Angeles Pyramid Cove Comment
  SD90398  Deinandra clementina Robert F. Thorne 1966-4-17 36095 Los Angeles San Clemente Island; top of bluff near Duty Office, Wilson's Cove, northeast end of island. 29 Comment
  UC187709  Deinandra clementina Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Avalon Santa Catalina Island Comment
  CAS-BOT-BC293969  Deinandra fasciculata Peter H. Raven; H. J. Thompson; S. R. Snow 1956-6-22 9448 Los Angeles Below Mulholland Drive above Sepulveda Blvd., Santa Monica Mts. Comment
  OBI69337  Deinandra fasciculata John Knapp, Denise Knapp 2003-5-11 37 Los Angeles Catalina Island 364659.30N x 3692730.04E 198 Comment
  CAS-BOT-BC294074  Deinandra kelloggii Louis C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd. at Eaton Wash, Pasadena 213 Comment
  OBI70280  Delairea odorata LeRoy Gross 1999-2-20 115 Los Angeles Santa Monica Mts: Temescal Cyn, city of Pacific Palisades 122 Comment
  SBBG71727  Delphinium cardinale M. N. Ackley -May-1922 890 Los Angeles La Crescenta 457 Comment
  RSA191175  Delphinium cardinale Robert F. Thorne, M. Z. Thorne 1967-7-19 37125 Los Angeles San Gabriel Mountains, Angeles National Forest; 0.5 mile above Coldbrook Station 1098 Comment
  SEINET8686964  Delphinium cardinale G. B. Grant 1904-6-17 276 Los Angeles Pasadena. Comment
  CAS-BOT-BC7972  Delphinium parishii subsp. parishii W. R. Dudley; Frank Haines Lamb 1896-6-7 4350 Los Angeles Kings Canyon, Liebre Mountains Comment
  RSA162755  Delphinium parishii subsp. parishii J. D. Olmsted 1958-4-26 118 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of LA Co. 366 Comment
  RSA607217  Delphinium parishii subsp. parishii Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  RSA660794  Delphinium parryi LeRoy Gross, Valerie Soza 2001-6-6 437 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 488 Comment
  SD215634  Delphinium parryi Steve Boyd, Lauren Raz & Timothy S. Ross 1997-4-1 9491 Los Angeles Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines 792 Comment
  CAS-BOT-BC116262  Delphinium parryi subsp. parryi Louis C. Wheeler 1936-6-6 4119 Los Angeles E side San Dimas Canyon near dam 457 Comment
  SD90300  Delphinium variegatum subsp. thornei Robert F. Thorne 1973-4-11 42801 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch canyon 427 Comment
  CAS-BOT-BC82823  Dendromecon harfordii Carl B. Wolf 1932-10-5 4228 Los Angeles Santa Catalina Island, Black Jack Mine on slopes of Black Jack Peak. 426 Comment
  LA200719  Dendromecon rigida A. L. Beatty; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  CAS-BOT-BC82912  Dendromecon rigida W. R. Dudley; F. H. Lamb 1896-6-9 4415 Los Angeles Liebre Mountains. Elizabeth Lake Canon [Canyon]. Comment
  RSA433201  Dendromecon rigida subsp. rhamnoides F. R. Fosberg 1931-4-23 S 4681 Los Angeles Santa Catalina Island. Black Jack Mountain: Black Jack Mine. 400 Comment
  RSA749037  Descurainia pinnata R. G. Swinney 2008-5-2 8739 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA755837  Descurainia pinnata R. G. Swinney 2008-6-17 9045 Los Angeles Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1945 Comment
  CAS-BOT-BC43123  Descurainia pinnata subsp. brachycarpa LeRoy Abrams 1901-4-3 1247 Los Angeles Santa Monica Mountains. San Fernando Valley. 182 Comment
  UCR270814  Descurainia pinnata subsp. glabra R. G. Swinney 2011-5-24 14832 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  IRVC26371  Descurainia pinnata subsp. halictorum Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, N of the Santa Clara River Santa Clarita Valley 305 Comment
  CAS-BOT-BC43489  Descurainia sophia Ernest C. Twisselmann 1962-4-10 6857 Los Angeles Mojave Desert. Antelope Valley. Avenue A, 2.8 miles west of Highway 6. 670 Comment
  SD108854  Descurainia sophia James Henrickson 1973-5-12 9590 Los Angeles 9.0 miles southwest of Little Rock, 0.2 mile south of Mt. Emma Road along Highway N3. 1189 Comment
  UCD114779  Descurainia sophia Col. R. A. Blanchard 1931-5-2 2188 Los Angeles Lancaster. Comment
  CAS-BOT-BC402267  Dicentra chrysantha Le Roy Abrams; E. A. McGregor 1908-6-19 384 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  UCR223625  Dicentra chrysantha R. G. Swinney 2009-6-28 11290 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge, on east side of main channel, 1 mi. north of Foothill Blvd. on east side of El Encanto Parkway 194 Comment
  UC1595375  Dicentra chrysantha Tim Ross 1992-7-16 6708 Los Angeles ne slope Condor Peak (75 degrees ene from summit, 200 m distant); San Gabriel Mts. 1551 Comment
  UCR277393  Dichelostemma capitatum R. G. Swinney 2010-6-1 13163 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  CAS-BOT-BC499447  Dichelostemma capitatum M. B. Dunkle 1939-4-2 7208 Los Angeles Grassy slope, southeast point, San Clemente Island, Comment
  RSA233598  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1970-3-6 39402 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  SD84771  Dichelostemma capitatum subsp. capitatum Reid Moran 1941-3-11 699 Los Angeles In cactus and brush, ridge north of Middle Ranch, Santa Catalina Island. 249 Comment
  RSA376847  Dichelostemma capitatum subsp. capitatum N. C. Cooper 1945-5-1 2194 Los Angeles Tapia Park area, Santa Monica Mountains 610 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
  RSA719594  Dieteria canescens var. canescens R. G. Swinney 1997-7-17 5689 Los Angeles Summit of Table Mountain, NW of Wrightwood. 2277 Comment
  CAS-BOT-BC209064  Digitaria sanguinalis Ernest C. Twisselmann 1970-10-17 17548 Los Angeles Gorman Highway 5 miles west of Highway 14, Antelope Valley - Mojave Desert 1005 Comment
  SBBG66726  Diplacus constrictus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  CAS-BOT-BC150643  Diplacus longiflorus Alice Eastwood 1919-5-29 8987 Los Angeles San Gabriel Canyon Comment
  RSA0036158  Diplacus longiflorus Margaret Tucker 1966-5-17 s.n. Los Angeles San Rafael Hills. Comment
  LA12294  Distichlis spicata A. M. Johnson; 1933-3-22 4183 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Santa Monica, Pacific Palisades. Comment
  RSA641433  Distichlis spicata L. C. Wheeler 1967-7-23 10156 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  UCR125175  Distichlis spicata A. C. Sanders, Mark Elvin 2002-6-25 25295 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UC402542  Dithyrea californica George B. Grant 1904-5-14 266 a Los Angeles Playa del Rey Comment
  UC84070  Dodecahema leptoceras Rev. J. C. Nevin Los Angeles near Los Angeles Comment
  RSA600919  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon along Ferguson Motorway. 480 Comment
  SD236388  Dodecatheon redolens R. G. Swinney 1998-7-14 6432 Los Angeles San Gabriel Mts.: Columbine Spring, north slope of Pine Mountain Ridge and Flowing into Rairie Fork, 0.3 mi. south Camp Lupine. 2195 Comment
  RSA229128  Draba corrugata R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38867 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  RSA579477  Drymocallis glandulosa var. glandulosa Tim S. Ross, Steve D. Boyd 1994-5-10 7723 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
  RSA729411  Drymocallis glandulosa var. glandulosa R. G. Swinney 1998-10-3 6997 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1/2 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge. 1991 Comment
  POM591  Drymocallis glandulosa var. wrangelliana D. L. Crawford 1915-6-30 s.n. Los Angeles Mountains above Claremont 2134 Comment
  LA200109  Dryopteris arguta Lawrence L. Kiefer; 1966-4-16 1876 Los Angeles SANTA MONICA MOUNTAINS, Russell Valley, ca 2 mi W of Kanan Rd, canyon S of Hwy 101. 304 Comment
  LA94244  Dryopteris arguta Lawrence L. Kiefer; 1966-3-20 1756 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1 mi from mouth of canyon. 91 Comment
  SEINET9625426 Image available Dryopteris arguta L. Shields 1936-3-23 s.n. Los Angeles Puddinstone. Comment
  UCR190289  Dudleya cymosa R. G. Swinney 1998-8-1 6626 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  SBBG125062  Dudleya cymosa subsp. crebrifolia A. Parikh, N. Gale 2010-6-28 3368 Los Angeles Upper Sawpit cyn, 0.1 km SW of White Saddle, 1.4 km NW of Mount Bliss 975 Comment
  RSA136787  Dudleya multicaulis Percy C. Everett, E. K. Balls 1960-5-6 24107 Los Angeles Way Hill, S side of Gladstone Road, San Dimas Comment
  RSA9668  Dudleya multicaulis L. C. Wheeler 1932-5-8 695 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  UCR255783  Dudleya pulverulenta R. G. Swinney 2010-4-15 12272 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  RSA597130  Dudleya pulverulenta L. C. Wheeler 1961-6-12 7855 Los Angeles San Gabriel Mountains. Pacoima Canyon 1/4 mi. upstream from Dutch Louie Campground. 716 Comment
  RSA729787  Dudleya saxosa R. G. Swinney 1998-6-12 6967 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
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May 25 2011
  RSA0073981  Dudleya virens Reid V. Moran 1972-5-27 19143 Los Angeles Just east of Pt. Vicente. 5 Comment
  SD132742  Dudleya virens James C. Dice, Rowena Thompson & Bob Thompson 1983-6-7 351 Los Angeles Point Vicente, 0.4 km east of lighthouse, on north-facing slope along south edge of Palos Verdes Drive South. 64 Comment
  CAS-BOT-BC109733  Dudleya virens subsp. hassei T. S. Brandegee 5/2 s.n. Los Angeles San Pedro. Comment
  RSA397765  Dudleya virens subsp. hassei M. B. Dunkle 1931-4-22 2467 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  UCR129649  Dudleya virens subsp. insularis Reid Moran 1941-5-27 874 Los Angeles Palos Verdes Peninsula, 0.25 mi. east of Point Vicente 20 Comment
  POM365252  Echinochloa crus-galli H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA594581  Echinochloa crus-galli L. C. Wheeler 1966-9-21 8898 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  UCSB69526  Echinochloa crus-galli Gross, LeRoy 2000-8-8 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds; along edge of river 324 Comment
  LA202283  Eclipta prostrata Arthur C. Gibson; 2004-10-9 5030 Los Angeles Santa Monica Mountains, Triunfo Canyon, entering Lake Malibou, 200 m from bridge off Lake Vista Dr Comment
  POM187516  Eclipta prostrata L. C. Wheeler 1933-9-25 2122 Los Angeles San Jose Hills: Puddingstone Dam 274 Comment
  SBBG128218  Ehrharta calycina M. L. Hoefs, S. A. Junak, J. T. Columbus 2001-5-25 3197 Los Angeles upper Bulrush Cyn, below 2nd reseroir 304 Comment
  SBBG131733  Ehrharta erecta S. A. Junak 1999-5-22 SCa 1015 Los Angeles Avalon Cyn, at entrance to Catalina Stables 48 Comment
  SEINET271521 Image available Ehrharta erecta Scott D. White 1996-3-18 3840 Los Angeles Marina Del Rey area; Ballona Ck floodplain and adjacent N-facing slope W of Lincoln Bl and S of Jefferson Bl Ca 10-100 3 Comment
  UCR213450  Elatine californica A. C. Sanders, Dan S. Cooper 2010-4-30 38159 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC112851  Eleocharis macrostachya E. K. Balls 1953-6-17 18336 Los Angeles Spontaneous in upper pool of Trickle Garden, Rancho Santa Ana Botanic Garden Comment
  UCR204561  Eleocharis montevidensis R. G. Swinney 2005-8-5 8378 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR204754  Eleocharis montevidensis R. G. Swinney 2005-8-9 8428 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  SEINET3911387  Eleocharis montevidensis Timothy S. Ross, Steve Boyd 1994-5-24 7839 Los Angeles Cottonwoodd Swamp': confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Warm Springs Mountain 7.5' USGS Quadrangle. dissected by San Francisquito canyon Road.; 0 512 Comment
  UC69344  Eleocharis parishii H. M. Hall 1900-6-4 1517 Los Angeles San Antonio Mountains Comment
  RSA641089  Elymus elymoides subsp. californicus Orlando Mistretta, Mark Elvin 1995-6-20 1785 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Bare Mt. Canyon Section. 1159 Comment
  LA14511  Elymus glaucus subsp. glaucus Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA618594  Elymus glaucus subsp. glaucus L. C. Wheeler 1967-5-18 9617 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA86747  Elymus glaucus subsp. glaucus F. W. Peirson 1924-5-27 4632 Los Angeles Tujunga Canyon west end of San Gabriel Mountains. 793 Comment
  RSA639722  Elymus trachycaulus subsp. trachycaulus L. C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  UCR190525  Elymus triticoides R. G. Swinney 1990-3-24 1553 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. Within 250 yards of east end of Fawn Valley Road, near railroad tracks 274 Comment
  UC2029952  Elytrigia intermedia subsp. intermedia V. Soza, Naomi Fraga 2001-6-27 1302 Los Angeles Transverse Ranges, San Gabriel Mountains region: Sunset Ridge Fire Road (FS Raod 2N07), 0.7 mile east of Glendora Ridge Road, west of Sunset Peak. Comment
  SBBG13348  Emmenanthe penduliflora var. penduliflora E. R. Blakley 1962-6-9 5203 Los Angeles cyn W of rd, 2.5 mi N of China Pt 167 Comment
  UC1118037  Encelia actoni P. L. Johannsen 1934-2-13 277 Los Angeles 1 mi se junction, Haskell Canyon and Boquet Canyon; Santa Susana Quad. Comment
  SBBG121470  Encelia californica R. Burgess, P. Munro 1998-1-25 2633 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  UC31390  Encelia californica W. H. Brewer 1861-2-1 187 Los Angeles San Fernando Valley Comment
  UCR219469  Encelia californica R. G. Swinney 2009-3-19 10141 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  SEINET7845923 Image available Encelia californica J. H. Barber 1897-1-24 29 Los Angeles Santa Monica Forestry Station Comment
  UCR161206  Endolepis covillei T. B. Salvato, Melissa Clemons 2005-9-27 1233 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  POM145530  Endolepis covillei J. B. Feudge 1925-5-23 1885 Los Angeles Near Lancaster. 716 Comment
  CAS-BOT-BC81808  Ephedra nevadensis Louis C. Wheeler 1932-4-10 602 Los Angeles 2 mi. W Palmdale, Mojave Desert 762 Comment
  CAS-BOT-BC81813  Ephedra nevadensis Roxana S. Ferris 1918-6-12 909 Los Angeles in vacant lot, Lancaster Comment
  SBBG7  Ephedra nevadensis R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  SBBG56464  Ephedra viridis R. Hoffmann 1929-5-19 Los Angeles Valyermo, Big Rock Crk Comment
  UC1928580  Ephedra viridis Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 37 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UCR189387  Ephedra viridis R. G. Swinney 1998-6-12 6184 Los Angeles San Gabriel Mountains, SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir 1500 Comment
  RSA529911  Epilobium brachycarpum Tim S. Ross 1991-8-16 5819 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  CAS-BOT-BC166254  Epilobium canum subsp. canum John H. Thomas 1956-11-8 6469 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  HSC33357  Epilobium canum subsp. canum E. A. Wise 4 Los Angeles Tapia Park, 10 mi. E of coast on Malibu Rd. Comment
  RSA550706  Epilobium canum subsp. canum Tim S. Ross, Annette Ross 1991-7-29 5687 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA588436  Epilobium canum subsp. canum M. B. Dunkle 1939-11-24 7340 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  UC20672  Epilobium canum subsp. canum Blanche Trask Oct. 1896 Los Angeles Avalon Santa Catalina Island Comment
  POM187614  Epilobium canum subsp. latifolium Joseph A. Ewan 1929-9-21 s.n. Los Angeles Millards Canyon, 4 miles above falls. Comment
  RSA448506  Epilobium canum subsp. latifolium N. R. Zabriskie, W. M. Zabriskie 1972-9-17 533 Los Angeles SE of S end Marion Ridge Road. Pine Cove, SW drainage San Jacinto Mountains. (T5S, R2E, ext. E-central portion sec. 11). 1921 Comment
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Mar 10 2013
  UCR145191  Epilobium canum subsp. latifolium June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCR277130  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-23 13886 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA639193  Epilobium ciliatum subsp. glandulosum Louis C. Wheeler 1967-9-3 10635 Los Angeles San Gabriel Mountains; Prairie Fork. 2317 Comment
  RSA604694  Epilobium ciliatum subsp. glandulosum Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  SBBG60233  Epilobium densiflorum V. Duran 1933-7-10 3511 Los Angeles Sulphur Springs 1524 Comment
  RSA381711  Epipactis gigantea F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5558 Los Angeles Pine Flats, Islip Trail, 0.5 mile below Big Cienega, S fork San Gabriel Canyon, San Gabriel Mountains. 1900 Comment
  RSA602185  Equisetum arvense L. C. Wheeler 1946-10-26 6389 Los Angeles San Gabriel Mountains: San Gabriel Canyon; 0.8 miles upstream from mouth at first bridge, north side. 259 Comment
  RSA639598  Equisetum hyemale var. affine L. C. Wheeler 1932-5-4 679 Los Angeles San Dimas Canyon, San Gabriel Mts. 381 Comment
  JEPS60135  Equisetum laevigatum Louis C. Wheeler 1933-10-7 2167 Los Angeles Liveoak Canyon; San Gabriel Mts. 762 Comment
  UCR129904  Equisetum laevigatum L. C. Wheeler 1932-8-2 1109 Los Angeles San Gabriel Mtns., North Fork San Gabriel River 1433 Comment
  CAS-BOT-BC57752  Equisetum telmateia Le Roy Abrams 1901-4-11 1464 Los Angeles Near Mesmer. Comment
  POM50294  Equisetum telmateia var. braunii L. R. Abrams 1901-4-5 1352 Los Angeles San Fernando Mtns. Comment
  SD186033  Eragrostis barrelieri A. C. Sanders, Kim Marsden 2003-6-20 26989 Los Angeles Del Valle area, between San Marinez Grande Canyon Rd. and Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch. 305 Comment
  UCR127377  Eragrostis cilianensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25551 Los Angeles Santa Clara River Valley, north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  CAS-BOT-BC213598  Eragrostis mexicana subsp. mexicana A. J. McClatchie 1893-9-24 s.n. Los Angeles Along street, Pasadena Comment
  LA33391  Eragrostis mexicana subsp. virescens Peter H. Raven; Henry J. Thompson 1959-10-31 14721 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, just N of Sunset Blvd. 167 Comment
  UC1122010  Eremalche exilis A. D. Gifford 1935-4-21 614 Los Angeles 2 mi. n.e. Manzana; Tejon Quad. Comment
  RSA595697  Eremocarpus setiger L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  JEPS68719  Eriastrum densifolium subsp. elongatum Annie M. Alexander and Louise Kellogg 1939-6-26 850 Los Angeles Mint Canyon Comment
  SD234469  Eriastrum densifolium subsp. elongatum Mark S. Brunell 1993-7-14 136 Los Angeles Western San Gabriel Mtns.: southern mouth of Bee Canyon, ca. 250 m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters. (Agua Dulce 7.5' Q) 548 Comment
  RSA0120738  Eriastrum pluriflorum subsp. sherman-hoytiae A. C. Sanders, E. J. Lott 1993-5-6 13984 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edge of Edwards AFB. 701 Comment
  CHSC40094  Eriastrum sapphirinum K. Bandegee 1910-1-1 135 Los Angeles Ravenna, in the Upper Sonoran Zone, not far from the borders of the Mohave Desert. 750 Comment
  LA52315  Eriastrum sapphirinum M. Zaitlin; 1951-5-18 sn Los Angeles Comment
  UC1870249  Eriastrum sapphirinum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1093 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  UC23875 Image available Eriastrum sapphirinum Harvey M. Hall 1896-8-7 299 Los Angeles Swartout Canyon San Antonio Mts. 2133 Comment
  RSA0110987  Eriastrum sapphirinum subsp. brevibracteatum J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10922 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. In and around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  CAS-BOT-BC514943  Eriastrum sapphirinum subsp. brevibracteatum Mrs. K. Brandegee 1910-6-1 135 Los Angeles Ravenna, not far from the borders of the Mohave Desert 750 Comment
  RSA0122863  Eriastrum sapphirinum subsp. brevibracteatum P. A. Munz, T. Craig 1933-5-13 12926 Los Angeles 12 miles south of Munroc. Comment
  RSA0121272  Eriastrum sapphirinum subsp. dasyanthum LeRoy Gross, Laura Moore 2000-6-5 217 Los Angeles Verdugo Mountains: Ridgetop east of Brand and south of Pomeroy Canyons. 304 Comment
  RSA0121300  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1933-9-26 2135 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA0121290  Eriastrum sapphirinum subsp. sapphirinum I. W. Clokey, B. C. Templeton 1929-05 4551 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  UCR281662  Ericameria cooperi var. cooperi R. G. Swinney 2014-4-18 16139 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  CAS-BOT-BC286762  Ericameria cuneata var. cuneata A. J. McC. 1892-9-1 114 Los Angeles Pasadena Comment
  RSA549816  Ericameria cuneata var. cuneata Wandalee Thompson 1965-10-31 103 Los Angeles Mt. Williamson Tunnel, Mt. Williamson, Angeles Crest Highway, Angeles National Forest, San Gabriel Mountains. 2073 Comment
  CAS-BOT-BC287624  Ericameria linearifolia Timothy S. Ross; Steve Boyd 1994-5-25 7923 Los Angeles Liebre Mts. 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
  RSA0070189  Ericameria linearifolia LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6953 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
  RSA568835  Ericameria linearifolia Roy R. Snelling 1977-4-18 2 Los Angeles 2 miles south of Pearblossom, 1067 Comment
  UC1871241  Ericameria linearifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5038 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  SEINET6039533  Ericameria linearifolia Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UCSB27649  Ericameria nauseosa Lavinger, S. 1975-10-31 Los Angeles Red Rover Mine Road .2 miles south from its junction with Highway 14 609 Comment
  UCR255829  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-23 13882 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  CAS-BOT-BC299515  Ericameria palmeri var. pachylepis LeRoy Abrams 1904-9-20 4201 Los Angeles Inglewood Comment
  RSA638191  Ericameria palmeri var. pachylepis S. White 1998-10-15 7186 Los Angeles Yorba Linda: 1/2 mile S Telegraph Canyon between Ohio St. and Fairmont. 152 Comment
  JEPS22856  Ericameria pinifolia A. D. Gifford 1935-1-24 419 Los Angeles 4.2 mi sw Red Mountain; Tejon Quad., Charlie Canyon 487 Comment
  UC134191  Ericameria pinifolia C. F. Baker 1903-10-1 4076 Los Angeles Claremont Comment
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Jan 16 2013
  UC1870150  Ericameria pinifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 285 Los Angeles Verdugo Mountains; Verdugo Mountains: Verdugo Mountainway west of Hostetter Mountainway, Near 34° 13' 9.1'' N 118° 17' 8.9'' W. Elev. 3000 Feet. 914 Comment
  UCR108196  Ericameria pinifolia Valerie Soza, M. E. Siqueiros D. 1997-3-19 16 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  UCR271737  Ericameria pinifolia R. G. Swinney 2011-10-27 15910 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA330816  Erigeron breweri var. jacinteus Wayne E. Sawyer 1981-7-31 119 Los Angeles Angeles Nat'l Forest: 05. mi. SE of Little Jimmy Spring and 1.1 mi. W of Mt. Hawkins 2453 Comment
  CATA1394  Erigeron canadensis Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2532 Los Angeles Santa Catalina Island: Reservoir above Cottonwood Canyon 182 Comment
  RSA678828  Erigeron foliosus var. foliosus Valerie L. Soza, Samantha Tessel 2001-6-18 1285 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.6 mile from trailhead out of Chantry Flat area. 716 Comment
  POM357483  Erigeron foliosus var. foliosus Wm Martin 1971-8-18 s.n. Los Angeles San Gabriel Mountains. Comment
  RSA669343  Erigeron foliosus var. stenophyllus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 567 Los Angeles South side; At end of Olive Ave. parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road., Trail goes up to the main crest, with Sunset Canyon on the west and Story Canyon on the east. 579 Comment
  CAS-BOT-BC189109  Eriodictyon crassifolium var. crassifolium Elmer I. Applegate 1927-2-28 4994 Los Angeles Ridge Road near summit of Tejon Pass, northern county Comment
  RSA654026  Eriodictyon crassifolium var. nigrescens Valerie L. Soza, Laura Moore 2000-5-10 836 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines. 595 Comment
  RSA657198  Eriodictyon crassifolium var. nigrescens Joseph M. Keefe 2001-1-19 30972 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  RSA774843  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2009-6-12 11150 Los Angeles Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39, near road shoulder 226 Comment
  UC1871047  Eriodictyon crassifolium var. nigrescens Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3922 Los Angeles Liebre Mountain: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1487 Comment
  CAS-BOT-BC188945  Eriodictyon parryi G. I. Stage 1963-7-7 63 -40 Los Angeles Tanbark Flat, San Gabriel Mountains Comment
  UCR126238  Eriodictyon trichocalyx A. C. Sanders 2003-3-14 25760 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR223749  Eriodictyon trichocalyx R. G. Swinney 2009-6-24 11229 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  LA205720  Eriodictyon trichocalyx var. trichocalyx Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Cajon Pass Comment
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Nov 11 2014
  SBBG61890  Eriogonum baileyi R. Hoffmann 1928-6-27 Los Angeles Gorman Comment
  RSA766415  Eriogonum baileyi Fay A. MacFadden 1929-11-2 86 Los Angeles Near Palmdale 823 Comment
  CAS-BOT-BC241584  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1955-8-10 2331 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  UCD170176  Eriogonum brachyanthum R. G. Swinney 2009-5-6 10682 Los Angeles Transeverse Range; San Gabriel Mtns./ Western Mojave Desert: Carr Canyon at confluence with Little Rock Creek. 909 Comment
  CAS-BOT-BC241902  Eriogonum cinereum John Thomas Howell 1931-5-29 6559 Los Angeles Hills of Santa Monica Mts., at Santa Monica Comment
  LA82471  Eriogonum cinereum O. H. Kappler; 1943-9-18 540 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit 121 Comment
  SD44652  Eriogonum cinereum D. F. Howe 1951-10-7 Los Angeles Las Flores Canyon, Santa Monica Mts. Comment
  UCR17952  Eriogonum cinereum Edith A. Purer 1932-8-31 s.n. Los Angeles Southern Coast, Palos Verdes Hills 244 Comment
  UCR147299  Eriogonum cithariforme var. agninum Orlando Mistretta 1992-8-20 758 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  CAS-BOT-BC242776  Eriogonum davidsonii LeRoy Abrams 1902-6-29 2592 Los Angeles Fredalba Comment
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Oct 14 2020
  SEINET3087682 Image available Eriogonum davidsonii Steve Myers 1988-9-30 s.n. Los Angeles Palmdale area, N of Elizabeth Lake Rd. near the intersection with25th St. West Joshua tree woodland. Comment
  UCR275526  Eriogonum davidsonii D. E. Bramlet 2011-8-13 4947 Los Angeles San Gabriel Mountains, Mt. Gleason, along Mt. Gleason Rd./ Forest Serv. Rd 3N17 1944 Comment
  POM209510  Eriogonum elongatum H. P. Bracelin 1931-10-11 571 Los Angeles Topanga Canyon, about three miles east of ocean beach. Comment
  RSA279040  Eriogonum elongatum var. elongatum Robert F. Thorne 1971-4-23 41481 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  SD79037  Eriogonum elongatum var. elongatum R. Mitchell Beauchamp 1966-8-10 63 Los Angeles beside road in Topanga Canyon Comment
  CDA22584  Eriogonum fasciculatum Phillipson 1915-8-2 Los Angeles Monrovia Comment
  RSA0091785  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-7-7 15426 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA771645  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-5-13 10793 Los Angeles Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  RSA15332  Eriogonum fasciculatum var. foliolosum Carl B. Wolf 1926-3-17 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  SBBG62040  Eriogonum fasciculatum var. foliolosum R. Hoffmann 1927-6-11 Los Angeles Ridge Route (US Hwy 99) near middle Comment
  UC1922315  Eriogonum fasciculatum var. foliolosum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 818 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. Near 34deg 12' 37.7'' N 118deg 18' 15'' W T2N R14W SW/4 sec. 36. Elev. 1300 Feet. Comment
  CAS-BOT-BC250106  Eriogonum fasciculatum var. polifolium LeRoy Abrams 1902-6-30 2608 Los Angeles Mt. Wilson, San Gabriel Mountain Comment
  UC6299  Eriogonum giganteum Blanche Trask June 1896 Los Angeles Avalon Santa Catalina Island, Avalon Comment
  RSA292520  Eriogonum gracile var. gracile James Henrickson 1972-11-2 8088 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. 372 Comment
  UCR159917  Eriogonum gracile var. gracile Orlando Mistretta 1992-9-4 793 Los Angeles San Gabriel Mountains, Yerba Buena Trail; Tujunga Ranger District 1433 Comment
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Sep 6 2009
  UC184271  Eriogonum gracillimum A. D. E. Elmer June, 1902 3655 Los Angeles Lancaster Comment
  RSA393217  Eriogonum grande var. grande E. S. Spalding s.n. Los Angeles Banning Beach, Santa Catalina Island. Comment
  RSA65089  Eriogonum hirtiflorum F. W. Peirson 1921-6-15 2452 Los Angeles Trail from Pine Flats to Chilao. 1677 Comment
  RSA680169  Eriogonum mohavense Scott D. White 2003-6-8 9514 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  POM9034  Eriogonum mohavense W. R. Dudley, F. H. Lamb 1896-6-1 s.n. Los Angeles Lancaster. Comment
  RSA65909  Eriogonum nidularium F. W. Peirson 1930-5-31 8914 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  CAS-BOT-BC269766  Eriogonum nudum var. pauciflorum Dr. H. E. Hasse 1893-8-1 s.n. Los Angeles Acton Comment
  RSA0105968  Eriogonum nudum var. pauciflorum R. G. Swinney 2011-7-8 15498 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  RSA506843  Eriogonum nudum var. pauciflorum Louis C. Wheeler 1967-8-24 10493 Los Angeles Angeles National Forest: SW slope of Mt. Waterman. 2165 Comment
  RSA0116183  Eriogonum nudum var. pubiflorum R. G. Swinney 2011-10-13 15787 Los Angeles San Gabriel Mountains; Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail. 1582 Comment
  SBBG61889  Eriogonum palmerianum R. Hoffmann 1927-9-23 Los Angeles Palmdale Comment
  CAS-BOT-BC258228  Eriogonum pusillum R. G. Swinney 2009-5-12 10748 A 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
  JEPS56461  Eriogonum pusillum Frank W. Peirson 1923-8-31 4006 Los Angeles Blue Ridge San Gabriel Mountains, Blue Ridge Comment
  RSA424840  Eriogonum pusillum Robert Gustafson, Gary D. Wallace 1982-4-26 2542 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA65304  Eriogonum thurberi F. W. Peirson 1930-5-30 8901 Los Angeles shade of oaks, Mint Canyon 610 Comment
  RSA523418  Eriogonum trichopes var. trichopes G. H. True 1936-5-16 295 Los Angeles Head of Mint Canyon, 4 miles south of Palmdale 915 Comment
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Feb 8 2011
  UCD101347  Eriogonum umbellatum June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, roadside between Grassy Hollow Campground and Vincent Gap on the Angeles Crest Hwy, Angeles National Forest. 2317 Comment
  RSA420654  Eriogonum umbellatum var. minus F. R. Fosberg, Joseph A. Ewan 1931-8-12 4884 Los Angeles San Gabriel Mountains: summit of Mt. Islip 2500 Comment
  UCR202688  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8030 Los Angeles San Gabriel Mtns., Pleasant View Ridge c. 0.9 mi. NW of Mt. Williamson 2488 Comment
  CAS-BOT-BC268209  Eriogonum umbellatum var. munzii Frank W. Peirson 1923-8-30 4684 Los Angeles Mountain north of Big Pines, San Gabriel Mts. 2286 Comment
  UCR231909  Eriogonum viridescens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8038 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
  UCR209983  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-24 9295 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA0044670  Eriogonum wrightii var. membranaceum Lyman Benson 1947-10-9 12836 -A Los Angeles Five miles southwest [SE?] of Valyermo; Mountain Range: San Gabriel; Drainage Area: Mojave Desert 976 Comment
  RSA747674  Eriogonum wrightii var. subscaposum R. G. Swinney 2001-9-15 8155 Los Angeles San Gabriel Mountains: Mt Islip. 2512 Comment
  UCR259688  Eriophyllum ambiguum var. paleaceum Mitch Provance, Callen Huff 2009-4-28 10722 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  CAS-BOT-BC297912  Eriophyllum confertiflorum Geo. B. Grant 1902-6-26 4162 Los Angeles Mt Lowe Comment
  POM18216  Eriophyllum confertiflorum P. A. Munz 1923-4-10 6710 Los Angeles San Clemente Island; wall of canyon S of 'Lemon Tank' Comment
  POM357956  Eriophyllum confertiflorum F. R. Fosberg 1931-6-19 5159 Los Angeles Carbon Canyon, Puente Hills Range. Comment
  RSA0088575  Eriophyllum confertiflorum R. G. Swinney 2010-5-29 13019 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  SBBG132332  Eriophyllum confertiflorum D. Pivorunas, J. Dunn 2003-5-27 DP- 4 -2003 Los Angeles Boulders Cyn Comment
  SDSU4092  Eriophyllum confertiflorum Thomas A. Zink 1971-4-1 Los Angeles Above St. Andrews Rd. near the 2300 block of Chevy Chase Canyon. 579 Comment
  UCD132154  Eriophyllum confertiflorum J. E. Law 1923-4-3 247 Los Angeles Altadena. Comment
  UCR190912  Eriophyllum confertiflorum R. G. Swinney 1998-7-2 6244 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC297931  Eriophyllum confertiflorum Geo. B. Grant No date on label 6420 Los Angeles Unspecified Comment
  RSA653768  Eriophyllum confertiflorum var. confertiflorum J. Bogdanoff-Lord 1989-5-17 17 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  SBBG61058  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1925-5-17 Los Angeles Ridge Route (US Hwy 99) Comment
  UC206206  Eriophyllum confertiflorum var. confertiflorum Katharine Brandegee Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC308367  Eriophyllum nevinii Alice Eastwood 1917-7-25 6448 Los Angeles Santa Catalina Isl. Comment
  RSA251467  Eriophyllum nevinii R. F. Thorne 1973-4-11 42829 Los Angeles San Clemente Island, upper part of Norton Canyon. 274 Comment
  UCR143418  Eriophyllum nevinii F. R. Fosberg 1931-4-7 S- 4498 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon near Avalon 2 Comment
  RSA595624  Eriophyllum pringlei L. C. Wheeler 1967-5-9 9381 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  UC1250450  Eriophyllum wallacei Isabelle Tavares and Valera Brinson 1962-4-16 272 Los Angeles near: 2.7 mi e of Hwy 6 on highway connecting with Angeles Crest Highway (Hwy 2) Palmdale Comment
  RSA430461  Erodium botrys A. C. Sanders 1987-7-22 7160 Los Angeles El Segundo Dunes, W of Los Angeles International Airport and Pershing Drive. Comment
  RSA599963  Erodium botrys Louis C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 701 Comment
  RSA391812  Erodium cicutarium E. A. McGregor 1964-4-28 s.n. Los Angeles Soledad. Comment
  RSA616932  Erodium cicutarium Louis C. Wheeler 1968-4-26 s.n. Los Angeles Saddle immediately east of Magic Mountain Comment
  RSA717034  Erodium cicutarium Gary Kovnat, LeRoy Gross 2003-2-16 32 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  SBBG53313  Erodium cicutarium D. M. Power 1972-11-11 Los Angeles terrace W of Wilson's Cove Comment
  SFV18428  Erodium cicutarium C. Ferguson 1971-5-5 s.n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  RSA390933  Erodium moschatum F. R. Fosberg 1931-4-10 689 Los Angeles Santa Catalina Island. Avalon Valley, Chicken Johnny s. 40 Comment
  UCR142791  Erodium moschatum L. C. Wheeler 1967-4-30 9206 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  UCR48938  Erodium moschatum A. C. Sanders 1987-7-22 7153 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  SDSU36  Erodium moschatum R. M. Beauchamp 1967-1-27 106 Los Angeles San Clemente Island. Comment
  UCR18546  Eruca vesicaria subsp. sativa O. F. Clarke 1973-4-8 s.n. Los Angeles San Gabriel Valley, Pomona near Pom-lanes, Garey Ave. 351 Comment
  UCR256222  Erysimum capitatum R. G. Swinney 2010-6-4 13035 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
  CAS-BOT-BC40712  Erysimum capitatum C. F. Baker 1903-4-1 4121 Los Angeles Hills near Claremont. Comment
  LA105383  Erysimum capitatum var. capitatum Barry A. Prigge; 1989-4-23 8492 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 429 Comment
  RSA607000  Erysimum capitatum var. capitatum L. C. Wheeler 1968-5-31 5917 Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  RSA530299  Erysimum capitatum var. capitatum Elbert Benjamine 1929-3-3 46 Los Angeles Gravelly hillside, La Crescenta. Comment
  RSA530242  Erysimum suffrutescens G. J. Hollenberg 287 Los Angeles Near El Segundo Comment
  SEINET5736547 Image available Erythrina macrophylla M. Reynolds, E. McClintock 1943-1 173 Los Angeles UCLA Botanical Garden.; UCLA Botanical Garden Comment
  UCR200043  Eschscholzia caespitosa Valerie Soza, B. Hogshead 2003-4-23 1644 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, ridgetop between Brand Canyon and Childs Canyon 595 Comment
  RSA115908  Eschscholzia caespitosa Harlan Lewis, F. C. Vasek, W. R. Ernst 1951-6-11 s.n. Los Angeles Between Bodfish and Havillah 2.5 miles S of road to Piute Peak. Comment
  SBBG32033  Eschscholzia californica R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -267 Los Angeles Black Jack Mtn Comment
  UCR269967  Eschscholzia californica R. G. Swinney 2010-6-1 13105 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
  UCSB2173  Eschscholzia californica Haller, Norman 1953-3-21 Los Angeles Tip of Point Dume Comment
  RSA250625  Eschscholzia californica subsp. californica Robert F. Thorne 1971-4-2 41409 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  RSA433666  Eschscholzia californica subsp. californica Ambrose Schindler 1940-3-4 s.n. Los Angeles Tujunga Canyon. Comment
  POM210  Eschscholzia californica var. crocea I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  UC10049  Eschscholzia minutiflora J. Burtt Davy May, 1896 2489 Los Angeles Manzana Antelope Valley Comment
  UC1951193  Eulobus californicus R. G. Swinney 2008-4-30 8709 Los Angeles San Gabriel Mtns: San Dimas Experimental Forest, Monroe Canyon. Glendora 7.5' Quad. Comment
  UCR270013  Euphorbia albomarginata R. G. Swinney 2010-6-1 13101 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
  RSA601100  Euphorbia dendroides D. Koutnik 1996-4-20 s.n. Los Angeles foothills above Pasadena, side canyon of Eaton Wash along New York Drive, 0.25 Mi. N of Sierra Madre Blvd. 300 Comment
  LA32304  Euphorbia maculata Peter H. Raven; 1959-10-25 14698 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  RSA661031  Euphorbia misera Orlando Mistretta 1992-4-5 174 Los Angeles Guds, San Clemente Island. Comment
  UC1587649  Euphorbia peplus Tim Ross 1991-4-21 4563 Los Angeles head of Turnbull Canyon Whittier Hills (Puente Hills, pro parte) (Skyline Drive) 353 Comment
  UCR91387  Euphorbia peplus Scott D. White 1995-3-15 2573 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
  SEINET5789094 Image available Euphorbia polycarpa Unknown 1982-1 3215 Los Angeles Los Angeles, CA Comment
  UCR210448  Euphorbia serpillifolia R. G. Swinney 2008-11-30 9878 Los Angeles San Gabriel Mtns., Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  CATA1926  Euphorbia serpillifolia subsp. serpillifolia Amy Catalano 2014-10-2 017 Los Angeles Santa Catalina Island: Margin of Echo Lake 393 Comment
  CDA20160  Euphorbia terracina M. O'Brien 2003-5-18 MOB 21 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  LA98907  Festuca arundinacea E. R. Hobbs; 1979-5-6 79 -68 Los Angeles Placerita Canyon State and County Park Comment
  CATA1736  Festuca myuros Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-13 3119 Los Angeles Santa Catalina Island: Near road above Empire Landing 137 Comment
  UCR223575  Festuca myuros R. G. Swinney 2009-6-3 11035 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
  LA13123  Festuca myuros Marjorie Bowler; 1937-10-21 Los Angeles Santa Monica Mountains, Gayley Avenue above Westwood Village, West Los Angeles Comment
  LA206559  Festuca myuros Marjorie Bowler; 1937-10-21 Los Angeles Santa Monica Mountains, Gayley Avenue above Westwood Village, West Los Angeles Comment
  UCSB411  Festuca perennis Albright, S. 1957-5-24 Los Angeles UCLA campus; near Medical Center 76 Comment
  SBBG112879  Ficus carica S. A. Junak with K. Kirkland -Jul-1998 SCa 773 Los Angeles W side of lower portion of Silver Cyn, ca. 0.65 air mi inland from beach 67 Comment
  UCR61244  Ficus palmata R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Big Dalton Canyon and its tributaries. Dunn Canyon 457 Comment
  RSA712902  Ficus rubiginosa A. C. Sanders, Lee Jones 2005-4-8 29373 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  RSA393718  Filago californica B. C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  POM11359  Filago californica F. L. Robinson 1921-5-18 83 Los Angeles Claremont. 365 Comment
  RSA527646  Filago californica Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4367 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA464874  Forestiera pubescens Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UCR59552  Forestiera pubescens S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct 884 Comment
  CAS-BOT-BC52559  Frangula californica subsp. californica Alice Eastwood 1919-5-29 8954 Los Angeles San Gabriel Canyon Comment
  SBBG89253  Frangula californica subsp. californica J. Adams 1965-5-14 226 Los Angeles Mount San Antonio Cyn, 2.7 mi above lower Mt San Antonio Forest station 1011 Comment
  SBBG12630  Frankenia salina E. R. Blakley 1962-6-9 5190 Los Angeles China Pt 3 Comment
  UC303560  Frankenia salina Geo. B. Grant 1901-1 469 Los Angeles Redondo Comment
  POM11659  Frasera neglecta P. A. Munz 1921-6-17 4619 Los Angeles San Antonio Mountains: Head of Swartout [Swarthout] Valley. 2073 Comment
  CAS-BOT-BC223420  Fraxinus dipetala K. Kneen 1933-4-12 s.n. Los Angeles Topanga - 6 mi. from ocean on main highway Comment
  RSA615524  Fraxinus dipetala Louis C. Wheeler 1967-5-18 9620 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  LA200676  Fraxinus velutina A. M. Johnson; 1932-5-30 4098 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  LA49809  Fraxinus velutina R. L. Armacost; May 1963 sn Los Angeles Tapia Park, Malibu Creek Comment
  UCR217411  Fraxinus velutina R. G. Swinney 2009-3-10 10069 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR47462  Fremontodendron californicum David Charlton 1986-6-15 295 Los Angeles San Gabriel Mtns, Between Blue Ridge Campground (1.5 mi SSE of Bigpine) and Hwy N4 junction 1982 Comment
  RSA310127  Fritillaria pinetorum Wayne E. Sawyer 1980-6-25 3 Los Angeles Angeles National Forest; Crest trail, .75 miles W of Mt Hawkins; 2561 Comment
  UCR192895  Galium R. G. Swinney 1999-8-9 7611 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  SBBG46735  Galium andrewsii subsp. intermedium Leota Davidson 1966-5-14 326 Los Angeles Hwy 99 (Ridge Route), S of Oak Flat cmpgrd on Whitaker Park Rd Comment
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Jul 1 2015
  LA200799  Galium angustifolium subsp. angustifolium Carl Epling; L. Ellison 1929-4-14 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA226186  Galium angustifolium subsp. angustifolium Gary D. Cromwell, David W. Wheat 1971-5-14 645 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora; 396 Comment
  RSA605397  Galium angustifolium subsp. angustifolium Scott D. White, Chet McGaugh 1995-6-6 3220 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: Sunshine Canyon. W of San Fernando Road and I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  POM367684  Galium angustifolium subsp. angustifolium Robert M. Perkins 1936-5-3 161 Los Angeles San Gabriel Canyon. Comment
  RSA587046  Galium angustifolium subsp. angustifolium Orlando Mistretta, Mark A. Elvin 1995-5-10 1690 Los Angeles San Gabriel Mtns. Bare Mtn Canyon. Head of W fork. 1738 Comment
  POM308148  Galium angustifolium subsp. nudicaule Henry J. Ramsey, Henry J. Ramsey 1937-7-18 2927 Los Angeles Soldiers' Creek, San Gabriel Mountains. Comment
  RSA250342  Galium angustifolium subsp. nudicaule Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42245 Los Angeles San Gabriel Mountains, Angeles National Forest; just below peak of Mount Islip. 2500 Comment
  RSA700425  Galium angustifolium subsp. nudicaule Gary D. Wallace 1985-7-5 2234 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  UC2029960  Galium californicum subsp. flaccidum V. Soza, Samantha Tessel 2001-6-18 1283 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.4 mile from trailhead out of Chantry Flat area. Comment
  UC1409084  Galium catalinense Robert F. Thorne and Doug Propst 1973-2-12 Los Angeles on slopes of hill e Isthmus (above Banning House); Santa Catalina Island, Ironwood Gully 182 Comment
  RSA67116  Galium catalinense subsp. acrispum F. W. Peirson 1923-4-9 3432 Los Angeles San Clemente Island: canyon near Lemon Tank at Middle ranch Comment
  POM367799  Galium catalinense subsp. catalinense Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  UCR238649  Galium grande Anuja Parikh, Nathan Gale 2010-6-28 3366 Los Angeles Transverse Range; San Gabriel Mtns., ridge between Fish and Sawpit canyons, 0.4 km SE of White Saddle, 1.1 km NW of Mount Bliss, under powerlines 985 Comment
  RSA0051339  Galium hallii Valerie Soza 2004-6-17 1724 b Los Angeles San Gabriel Mountains, along Hwy 2, at Vincent Gap trailhead to Mt. Baden-Powell. 2026 Comment
  RSA229175  Galium jepsonii Robert F. Thorne, C. W. Tilforth 1971-6-30 40746 Los Angeles Pacifico Mountain 1951 Comment
  JEPS56040  Galium johnstonii Lauramay T. Dempster and Clare Hardham 1965-6-20 4156 Los Angeles 3.5 mi nw Big Pines (on road to Valyermo, n side mountains); San Gabriel Mts. 1798 Comment
  SD143724  Galium nuttallii Scott D. White 1997-3-12 4767 Los Angeles Santa Monica Mts: NW of Zuma Beach. Encinal Cyn Rd between Pacific Coast Hwy and Mulholland Hwy 299 Comment
  CATA660  Galium nuttallii subsp. insulare Mark L. Hoefs 1991-4-23 1149 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  JEPS9475  Galium parishii I. M. Johnston 1917-8-21 1698 Los Angeles head of canyon San Antonio Mountains, San Antonio Canyon 2438 Comment
  JEPS52957  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3977 Los Angeles Coldbrook Camp Ground San Gabriel Mts. (on State Hwy 39) 999 Comment
  SBBG96979  Gambelia speciosa S. Boyd with T. Ross, L. Arnseth 1990-4-8 4333 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  RSA601123  Gamochaeta pensylvanica L. C. Wheeler 1967-6-26 9889 Los Angeles Elsmere Canyon. 441 Comment
  POM306337  Gamochaeta pensylvanica Henry J. Ramsey, Henry J. Ramsey 1937-8-11 1429 Los Angeles Altadena. Comment
  CAS-BOT-BC303404  Gamochaeta ustulata Geo. B. Grant 1900-5-17 s.n. Los Angeles El Monte Comment
  SFV20993  Gamochaeta ustulata L. Gross, V. Soza 2003-5-15 894 a Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains north of La Tuna Canyon road. Started at end of Elben Ave., climbed north to ridgetop south of McDonald Creek, then east along ridgeline, then came back down into a small canyon at the end of Elben Place just east of where started. Gentle, east-facing slope near ridgetop on south-facing side of ridge line. 396 Comment
  RSA252708  Garrya flavescens var. pallida Michael C. Long 1974-3-24 s.n. Los Angeles Devil's Punchbowl Co. Park, Punchbowl Canyon. 1372 Comment
  UC1122717  Garrya veatchii R. St. John 1930-1-23 79 Los Angeles Saddle Peak; Santa Monica Mts., Calabasas Quad. 762 Comment
  SBBG131775  Gastridium phleoides S. A. Junak 1999-5-20 SCa 932 Los Angeles ridge between Cottonwood and Escondido Cyn, on S side of Cottonwood-Blackjack Rd, ca. 0.6 mi up from reservoir 256 Comment
  RSA311354  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, M. Z. Thorne 1969-7-9 38531 Los Angeles San Gabriel Mountains, Angeles National Forest: just S of Big Meadow, Big Pines 2088 Comment
  UC284824  Gayophytum heterozygum P. A. Munz 1923-8-30 7658 Los Angeles ridge n Big Pines; San Gabriel Mts., Swartout Valley 2286 Comment
  RSA330778  Gayophytum oligospermum Wayne E. Sawyer 1981-7-12 91 Los Angeles San Gabriel Mts; Angeles National Forest: 200 ft. NE of Little Jimmy Campground 2256 Comment
  RSA729395  Gayophytum oligospermum R. G. Swinney 1998-7-21 6484 Los Angeles 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  RSA775956  Gayophytum oligospermum Orlando Mistretta, Christine Mistretta 2010-6-17 5337 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UC519957  Gayophytum oligospermum Louis Wheeler 1932-7-2 914 Los Angeles Browns Flat San Gabriel Mts. 1310 Comment
  UCR282587  Geranium carolinianum Dan S. Cooper 2017-4-21 417- 27 Los Angeles Montemalaga Dr., Palos Verdes 236 Comment
  CAS-BOT-BC225251  Gilia R. G. Swinney 2009-4-28 10555 Los Angeles Summit of Mt. Emma, Pacifico Mtn. 7.5' Q, Transverse Range, San Gabriel Mountains 1607 Comment
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Sep 2 2017
  RSA0068445  Gilia R. G. Swinney 2010-5-19 12838 Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
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Dec 7 2018
  RSA0068444  Gilia achilleifolia R. G. Swinney 2010-6-8 13208 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
  RSA271448  Gilia aliquanta subsp. aliquanta R. F. Thorne, John Dourley, Walter Wisura 1978-4-17 1525 Los Angeles Bob's Gap, about 2.5 air mile north-east of Valyermo. 1098 Comment
  LA99304  Gilia angelensis Peter H. Raven; 1960-5-21 15397 Los Angeles Santa Monica Mountains, near Cornell Corners 243 Comment
  POM65654  Gilia angelensis C. F. Baker 1904-4-1 4112 Los Angeles Claremont. 365 Comment
  RSA11030  Gilia angelensis C. B. Wolf 1928-3-29 1598 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  SBBG14723  Gilia angelensis P. H. Raven 1962-3-27 17000 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 mi E of Portuguese Bend Comment
  RSA682307  Gilia angelensis LeRoy Gross, Valerie Soza 2003-5-15 905 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 518 Comment
  RSA735095  Gilia angelensis Rosemarie Zimmermann 1961-6-8 128 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  UCR223100  Gilia brecciarum subsp. brecciarum R. G. Swinney 2009-5-12 10739 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  IRVC26466  Gilia capitata A. C. Sanders, Mark Elvin, et al. 2003-3-5 25710 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  RSA656061  Gilia capitata subsp. abrotanifolia James Henrickson 1985-3-30 19793 Los Angeles Ca. 3 air mi. nnw. of Newhall in proposed North Hills development just north of Santa Clara River and just e. of San Francisquito Creek 354 Comment
  RSA729734  Gilia capitata subsp. abrotanifolia R. G. Swinney 1998-6-16 6979 Los Angeles San Gabriel Mtns.: ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
  JEPS69536  Gilia capitata subsp. abrotanifolia Frank W. Peirson 1918-6-4 154 Los Angeles e Rubio Canyon (San Gabriel Mountains); , e of Rubio Canyon 609 Comment
  LA206507  Gilia capitata subsp. abrotanifolia Doris Daw; 1940-4-22 sn Los Angeles Arroyo Seco Comment
  RSA166885  Gilia capitata subsp. abrotanifolia E. R. Blakley 1958-5-9 2263 Los Angeles Hills 2 miles east of Gorman 1098 Comment
  RSA470231  Gilia capitata subsp. abrotanifolia School 1929-5-18 s.n. Los Angeles Los Angeles River. Comment
  SBBG47542  Gilia clivorum M. B. Dunkle 1929-4-7 2986 Los Angeles White's Landing Comment
  CAS-BOT-BC226319  Gilia latiflora subsp. davyi Peter Rubtzoff 1988-3-23 9898 Los Angeles Near Antelope Valley California Poppy Reserve. On north side of Lancaster Road, east of the entrance to the Reserve Comment
  UCR84373  Gilia latiflora subsp. latiflora T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4787 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  JEPS69687  Gilia minor W. L. Jepson 1935-4-17 17034 Los Angeles Lancaster , Lancaster (w Mohave Desert) 716 Comment
  UCR194047  Gilia modocensis R. G. Swinney 1999-5-22 7189 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
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May 3 2012
  SEINET3163603  Gilia multicaulis L. Abrams 1903-4-10 3245 Los Angeles near Inglewood Comment
  CAS-BOT-BC225499  Gilia nevinii S. B. Parish 1885-4-1 s.n. Los Angeles San Clemente Island Comment
  RSA488442  Gilia nevinii Mark Hoefs, Doug Propst 1973-3-14 108 Los Angeles Santa Catalina Island. Between Moonstone and White's Cove. 61 Comment
  RSA535745  Gilia nevinii T. S. Ross 1991-5-23 5494 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment 81 Comment
  UCR204204  Gilia nevinii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 151 Los Angeles Channel Islands, San Clemente Island, North Head, top of slopes between 1st and 2nd terrace point at North Head Rock 12 Comment
  CAS-BOT-BC407851  Gilia ochroleuca subsp. ochroleuca Alva Day 1973-4-23 73 -105 Los Angeles Hwy 138, 5 mi. W of Los Angeles Co. line, and just W of aquaduct Comment
  CAS-BOT-BC402064  Gilia ochroleuca subsp. vivida Geo. B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson, San Gabriel Mts. 1828 Comment
  UCR47375  Gilia splendens subsp. grantii David Charlton 1986-6-15 240 .5 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA0002277  Githopsis diffusa F. W. Peirson 1925-4-23 5780 Los Angeles Forks of San Gabriel River. 534 Comment
  UCR213410  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Dan S. Cooper 2010-3-12 37332 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA188087  Gnaphalium chilense R. F. Thorne 1966-4-29 36317 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake 411 Comment
  RSA91741  Gnaphalium stramineum F. W. Peirson 1921-6-19 2583 Los Angeles Crystal Lake, North Fork San Gabriel River 1676 Comment
  SEINET10479876  Goodmania luteola James L. Reveal 1988-5-17 Reveal 6799 Los Angeles Antelope Valley, along G Street at 40th Street, in a field northwest of this junction and the bike path of Apollo Park, about 5 air miles northwest of Lancaster, on slightly elevated sandy loam places on the edges of alkaline flats associated with Atriplex at about 2400 feet elevation. 730 Comment
  RSA589263  Grayia spinosa T. S. Ross 1991-4-28 4779 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  CATA1999  Hainardia cylindrica Steven A. Junak, Mark Hoefs 1997-6-4 421 Los Angeles Santa Catalina Island: NE end of Upper Buffalo Corral Reservoir 188 Comment
  CAS-BOT-BC231093  Harpagonella palmeri Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6947 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, on ridgetop ca 1000m NW of Mount Torquemada 396 Comment
  SEINET10805303  Hedera David B. Dunn 1971-8-11 Dunn 18338 Los Angeles Cultivated plants at 4991 Pasadena Ave. Terr. in Highland Park, CA. Comment
  UCR190290  Helenium bigelovii R. G. Swinney 1998-8-1 6627 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  JEPS26542  Helenium bigelovii Peter Kamb 1947-9-28 737 Los Angeles Little Jimmy Springs San Gabriel Mts., Little Jimmy Springs 2286 Comment
  LA200376  Helianthemum scoparium Michael Neuman; February 1984 14 Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  UCR260008  Helianthemum scoparium R. G. Swinney 2010-3-24 12092 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA225966  Helianthus annuus subsp. lenticularis Arthur C. Gibson 1971-5-22 39723 Los Angeles Fish Creek 549 Comment
  RSA651098  Helianthus annuus subsp. lenticularis Brian Koch 1981-5-26 2 Los Angeles Junction of Lido Canyon and San Dimas Canyon. Comment
  SFV22040  Helianthus gracilentus V. Soza, I. E. Anderson, L. Gross 2000-6-6 992 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough and Wildwood canyons. Ridgetop along fire road. 838 Comment
  UC1424926  Helianthus gracilentus Jack Delaini and Barbara Shervanick 1974-5-23 208 Los Angeles near firebreak on top of e ridge Lodi Canyon; Angeles National Forest, San Dimas Experimental Forest 807 Comment
  RSA0016427  Helianthus inexpectatus Anuja Parikh, Nathan Gale 2002-9-26 s.n. Los Angeles Western Transverse Range: Newhall Ranch, large natural spring at north foot of 'Airport Mesa', 0.75 mi. SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River. 305 Comment
  RSA755569  Heliotropium curassavicum R. G. Swinney 2008-9-9 9329 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR206526  Heliotropium curassavicum A. C. Sanders, T. B. Salvato 2009-5-19 36821 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
  UCR272920  Heliotropium curassavicum Steven A. Junak 2000-6-30 SCa- 1357 Los Angeles Channel Islands, Santa Catalina Island, upper end of Little Harbor, near camp area, campground 8 Comment
  NY43120  Hemizonia clementina J. B. Walker 1995-6-5 1425 Los Angeles Santa Catalina Island, S end of White's Landing 3 Comment
  POM219981  Hemizonia clementina F. R. Fosberg 1932-5-5 8110 Los Angeles n. [north of?] Avalon, Santa Catalina Island 40 Comment
  POM360268  Hemizonia fasciculata C. Epling, N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA702377  Hemizonia fasciculata Scott D. White, Pam De Vries 2004-5-18 10414 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
  SEINET3096353 Image available Hesperocnide tenella Art Whistler 1967-4-23 8 Los Angeles Last curve New Topanga Canyon Road, San Fernando Valley Comment
  SBBG58711  Hesperoyucca whipplei R. Hoffmann 1928-9-11 Los Angeles near Acton Comment
  UCR276931  Hesperoyucca whipplei R. G. Swinney 2010-5-21 12903 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
  UCR281650  Hesperoyucca whipplei R. G. Swinney 2014-5-27 16661 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
  SBBG17105  Heteromeles arbutifolia M. Vincent 1962-12-5 312 Los Angeles short distance off Mulholland Highway on Cold Cyn Rd Comment
  SEINET4091672  Heteromeles arbutifolia M. B. Dunkle 1939-1 7337 Los Angeles Chenetti Canyon on San Clemente Island. Comment
  UCR125256  Heteromeles arbutifolia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25494 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  UCR212818  Heteromeles arbutifolia Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1754 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 314 Comment
  RSA0072471  Heteromeles arbutifolia R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  UCSB2809  Heteromeles arbutifolia Wedberg, H. 1958-7-15 Los Angeles Mulholland Hwy. between Topanga Can. and Beverly Glen, Santa Monica Mtns. Comment
  CATA1220  Heterotheca grandiflora Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2283 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA0075649  Heterotheca grandiflora Joseph M. Keefe 2001-3-19 31157 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
  RSA0074448  Heterotheca grandiflora Orlando Mistretta 1992-9-16 810 Los Angeles San Gabriel Mountains: North of Oak Springs. Oak Springs Trail; Tujunga Ranger District. 793 Comment
  IRVC28664  Heterotheca sessiliflora A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25102 Los Angeles Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 335 Comment
  UCR212807  Heterotheca sessiliflora Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1850 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  CAS-BOT-BC310855  Heterotheca sessiliflora subsp. fastigiata Ernest Braunton 1902-10-1 706 Los Angeles Echo Park Comment
  LA210550  Heterotheca sessiliflora subsp. sessiliflora A. M. Johnson; 1927-10-20 2659 .5 Los Angeles Antelope Valley, Palmdale Comment
  UC1922355  Heterotheca subaxillaris subsp. latifolia Scott D. White, A. Warniment 2006-7-6 11608 Los Angeles SE TEHACHAPI MTNS.: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. Comment
  SBBG126036  Heterotheca villosa A. Parikh, N. Gale 2010-5-4 3144 Los Angeles S of Santa Fe Dam, along E side of Live Oak Lane, 0.6 km SE of intersection of I-605 and Arrow Hwy 128 Comment
  CAS-BOT-BC48170  Heuchera elegans Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38896 Los Angeles San Gabriel Mts., Angeles National Forest: Canyon above Angeles Crest Hwy. c. 1 mi. W of Vincent Gap, 2331 Comment
  RSA0063092  Heuchera elegans G. D. Wallace 1975-7-12 1449 Los Angeles San Gabriel Mountains, along Angeles Crest Hwy., one canyon east of Little Jimmy Springs. 2213 Comment
  JEPS36567  Hieracium argutum F. W. Peirson 1921-7-16 2502 Los Angeles San Gabriel River San Gabriel Mts. 1371 Comment
  UC56633 Image available Hoita macrostachya Ernest Braunton Sept. 1902 668 Los Angeles L.A. River Comment
  UC2026455  Holocarpha heermannii Steve Boyd, L. Raz 1997-6-18 9984 Los Angeles LIEBRE MOUNTAINS REGION: North base of Portal Ridge along the Broad Canyon Motorway, east of the mouth of Broad Canyon, edge of the Antelope Valley. Comment
  UCR101209  Holocarpha heermannii Steve Boyd, L. Raz 1997-6-18 9984 Los Angeles San Gabriel Mtns., N base of Portal Ridge along the Broad Cyn Motorway, east of the mouth of Broad Cyn, edge of the Antelope Valley. 951 Comment
  RSA449772  Holodiscus discolor L. E. Hoffman 1929-5-20 s.n. Los Angeles San Gabriel Mtns. San Gabriel Mountains, Big Santa Anita Cyn. Comment
  RSA755884  Holodiscus microphyllus R. G. Swinney 2008-7-24 9279 Los Angeles Waterman Mountain 2412 Comment
  CAS-BOT-BC289495  Hordeum brachyantherum subsp. californicum Ernest C. Twisselmann 1965-5-18 10858 Los Angeles Marsh along the Lancaster Road, va. 3 miles southeast of Gorman, Tehachapi Mountains 1097 Comment
  PASA640  Hordeum murinum Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  SEINET219294 Image available Hordeum murinum J. Arndt 1947-3-18 104 Los Angeles Claremont vacant lot San Gabriel Mtns Pacific slope drainage area 0 Comment
  CATA906  Hordeum murinum subsp. glaucum Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1744 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  RSA347575  Hordeum murinum subsp. glaucum B. A. Prigge 1986-3-20 6963 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  SD69506  Hordeum murinum subsp. glaucum Robert F. Thorne 1966-4-4 35750 Los Angeles Santa Catalina Island: Isthmus 11 Comment
  LA14713  Hordeum murinum subsp. glaucum Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA592139  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-4-30 9209 Los Angeles San Gabriel Mountains; foothills, NW end, between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA187920  Hordeum vulgare R. F. Thorne 1966-4-29 36275 Los Angeles Santa Catalina Island: above ranch in Middle Ranch Canyon 229 Comment
  SBBG31111  Hordeum vulgare R. F. Thorne 1966-4-29 Los Angeles above ranch in Middle Ranch Cyn 228 Comment
  UCD113422  Horkelia cuneata Jeremiah George 2001-8-22 s.n. Los Angeles South Coastal Plains Region: Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  UCR11713  Horkelia cuneata Smith 1961-3-18 4 Los Angeles Western Transverse Range; Santa Monica Mtns., Point Dume 24 Comment
  SEINET957968  Hosackia oblongifolia V. Duran 1933-1 3698 -3528 Los Angeles Buckhorn, San Gabriel Mts. 2591 Comment
  SBBG68135  Hosackia oblongifolia var. oblongifolia M. N. Ackley 1927-6-5 537 Los Angeles trail to Switzerland 762 Comment
  SBBG68144  Hosackia oblongifolia var. oblongifolia R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  RSA233722  Hulsea heterochroma R. F. Thorne, Larry E. DeBuhr 1972-8-18 42250 Los Angeles San Gabriel Mts; Angeles National Forest: open peak of Mt. Islip 2515 Comment
  SBBG125058  Hulsea vestita subsp. gabrielensis A. Parikh, N. Gale 2010-6-18 3338 Los Angeles Upper Big Tujunga Cyn, 1.1 km N of St Hwy 2 (St Hwy 2, Angeles Crest Hwy), 0.3 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1222 Comment
  PASA2224  Hulsea vestita var. callicarpha Margaret Stason 1931-6-13 Los Angeles near Chilao, San Gabriel Mts. Comment
  RSA0001953  Hutchinsonia Anstruther Davidson 1893-5-12 s.n. Los Angeles Del Sur. Comment
  RSA601575  Hypochaeris glabra L. C. Wheeler 1967-6-16 9841 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; north side Coulter Reservoir. 655 Comment
  UCD124916  Hyptis emoryi J. N. Hogue; J. Dilley 23-24 Apr 1998 108 .6 Los Angeles chuckwalla Mountains, Corn Springs Wash at Corn Spring. 1600 Comment
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Nov 12 2013
  UCR281431  Isocoma acradenia Mitch Provance 2011-7-14 714- 04 Los Angeles Western Mojave Desert, Lancaster, near Rosamond, NW corner of the intersection of Sierra Hwy. and W Ave. B. 704 Comment
  JEPS64612  Isocoma acradenia var. acradenia Ernest C. Twisselmann 1970-9-8 17500 Los Angeles Avenue A at 50th Street West; Mojave Desert, Antelope Valley 731 Comment
  CATA3216  Isocoma menziesii Julie L. King 2016-11-30 35 Los Angeles Santa Catalina Island: 25 meters west of SE junction of Empire Landing & Quarry Haul Rd. 166 Comment
  RSA0088133  Isocoma menziesii Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 806 Los Angeles Santa Catalina Island: Along N shore of Haypress Reservoir. 390 Comment
  LA200218  Isocoma menziesii var. vernonioides Jonathan Sauer; D. Birindelli, L. Birindelli 1968-5-6 4346 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  UCR231782  Isomeris arborea Darren T. Hasegawa 2007-6-1 s.n. Los Angeles San Gabriel Mtns, Pasadena, c. 1 mile north of Rose Bowl 305 Comment
  SD230172  Iva axillaris Louis C. Wheeler 1956-9-15 7235 Los Angeles San Gabriel Mountains: Caldwell Lake, on San Andreas Fault. Comment
  SEINET10926447  Jarava ichu Carl C. Epling 1926-4-24 Epling s.n. Los Angeles Palmdale. Comment
  UC898184  Jaumea carnosa F. R. Fosberg 1931-5-18 S 4895 Los Angeles Little Harbor Santa Catalina Island 4 Comment
  UCD110253  Juglans californica Gordon J. Pilone 1963-4-15 262 Los Angeles Diamond Bar Ranch, Brea Canyon. Santa Ana Mt. Range. 609 Comment
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Jun 27 2014
  UCR258880  Juglans californica R. G. Swinney 2010-8-16 13531 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  LA200578  Juglans californica var. californica Mary Reynolds; 1937-4-12 77 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  UC5320  Juglans californica var. californica J. H. Barber 1897-4-4 125 Los Angeles Santa Monica Exp't Station Comment
  CATA1275  Juncus bufonius var. bufonius Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2361 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  RSA747331  Juncus bufonius var. bufonius R. G. Swinney 2005-8-9 8432 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA0094091  Juncus effusus subsp. austrocalifornicus Richard G. Swinney 2011-10-13 15799 Los Angeles San Gabriel Mountains: Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2. 1622 Comment
  RSA719110  Juncus macrophyllus R. G. Swinney 1997-8-6 5765 Los Angeles Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood. 1890 Comment
  UCR210712  Juncus macrophyllus R. G. Swinney 2008-9-10 9418 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
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May 10 2012
  UC2030047  Juncus rugulosus Louis C. Wheeler 1966-10-1 8939 Los Angeles SAN GABRIEL MOUNTAINS: Millie's Orchard, lower Colby Ranch, Coldwater Canyon. Comment
  UCR248936  Juncus rugulosus Peter Rubtzoff 1988-10-7 9959 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
  UCR101233  Juncus saximontanus L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mtns., c. 200 yards east of the foot of Holiday Hill [Mountain High] Ski Lift 2088 Comment
  RSA0065463  Juncus tenuis S. Granger 1974-6-29 s.n. Los Angeles Little Rock Creek Canyon. 1981 Comment
  RSA69859  Juncus textilis F. W. Peirson 1921-6-20 1640 Los Angeles North Fork of San Gabriel River 762 Comment
  RSA0011363  Juncus xiphioides Orlando Mistretta, Youssef Atallah 2011-8-12 6024 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  RSA592822  Juniperus californica Steve Boyd 1996-4-24 8660 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  RSA610725  Juniperus californica L. C. Wheeler 1932-9-9 1358 Los Angeles San Antonio Wash 1/4 mi. N Foothil Blvd. 381 Comment
  UCR177442  Juniperus californica LeRoy Gross 2005-5-19 2260 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  UC1922948  Juniperus californica Robert F. Thorne 1973-5-11 43569 Los Angeles SAN GABRIEL MTS., MOJAVE DESERT SLOPE: Along Mt. Emma Road, 1.9 mi W of Little Rock Creek below the dam. Comment
  POM244244  Keckiella breviflora Carl B. Wolf 1936-5-27 7842 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  CAS-BOT-BC235743  Keckiella cordifolia Geo. B. Grant 1901-6-18 s.n. Los Angeles Sherman Canon [Canyon] Comment
  RSA401775A  Keckiella cordifolia R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  SBBG17347  Keckiella cordifolia M. Vincent 1962-6-18 260 Los Angeles Piuma Rd, 1 mi E of Malibu Cyn Rd Comment
  RSA529900  Keckiella ternata subsp. ternata Tim S. Ross 1991-8-16 5807 Los Angeles Colby Canyon. 1064 Comment
  NY790455  Keckiella ternata var. septentrionalis S. D. Boyd 1997-5-28 9846 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. 865.6 Comment
  CAS-BOT-BC246108  Keckiella ternata var. ternata Timothy S. Ross; Steve Boyd 1995-6-28 8655 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon, Liebre Mountains 737 Comment
  SFV1093  Krascheninnikovia lanata K. A. Wilson 1962-5-12 1273 Los Angeles Mojave Desert Antelope Valley. Valyermo Road, 2 miles southeast of 131st St. East in Pearblossom. 1070 Comment
  SBBG61192  Lagophylla ramosissima R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA585121  Lamarckia aurea C. Epling 1931-5-25 s.n. Los Angeles Los Alisos Canyon Comment
  SBBG13817  Lamarckia aurea M. A. Piehl 1962-10-3 62483 Los Angeles above S fork of Gallagher Cyn 396 Comment
  UCD63399  Lamarckia aurea Jack Delaini 1974-4-5 108 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 502 Comment
  UCR209685  Lamarckia aurea R. G. Swinney 2008-12-2 9911 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  SEINET10598988  Lamarckia aurea Marcus E. Jones 1882-5-1 Jones 3214 Los Angeles Comment
  CDA5665  Lamium amplexicaule L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Indian Canyon Campground (off Soledad Canyon) T4N R13W NW1/4 sec. 20. Elev. 2700 . Comment
  SEINET4133990  Lamium amplexicaule Louis C. Wheeler 1933-7-14 1937 Los Angeles Portrero Chico near Rio Hondo.; 0 69 Comment
  UCR222741  Larrea tridentata R. G. Swinney 2009-4-29 10610 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  POM361492  Lasthenia californica Elbert Benjamine 1929-3-31 s.n. Los Angeles Palmdale Comment
  UC891165  Lasthenia coronaria Marcus E. Jones 1882-2-27 3026 Los Angeles Pasadena Comment
  UC1118943  Lasthenia gracilis A. D. Gifford 1935-4-12 553 Los Angeles 2 mi w Manzana; Tejon Quadrangle Comment
  UCR185593  Lasthenia gracilis A. C. Sanders 2007-4-25 33593 Los Angeles Tehachapi Mtns., Oso Canyon, 0.7 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  UCR187234  Lasthenia gracilis A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32209 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  UCSB43812  Lasthenia gracilis Morales, M. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, 0.62 miles from its junction with Avalon Canyon Road, Santa Catalina Island 175 Comment
  UCR281875  Lathyrus vestitus Mitch Provance 2010-5-20 510- 18 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  RSA405661  Lathyrus vestitus subsp. laetiflorus F. E. Durkee 1906-4-30 s.n. Los Angeles Hollywood Comment
  UCD106566  Lathyrus vestitus var. vestitus Daryl Koutnik; American Birder 1978-4-15 372 Los Angeles Porter Ranch in the San Fernando Valley, west of Limekiln Canyon. 609 Comment
  CAS-BOT-BC321524  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi W of Fairmont, Mohave Desert 914 Comment
  POM11607  Layia glandulosa P. A. Munz 1921-6-17 4604 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  RSA361619  Layia glandulosa Fordyce Grinnell Jr 1921-4-3 s.n. Los Angeles Tujunga Wash Comment
  SBBG61210  Layia glandulosa R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  UC1595580  Layia glandulosa W. Wisura and E. Roeder 1992-4-21 4697 Los Angeles near Valyermo; West Mojave, Mountain Brook Ranch Comment
  UC34693  Layia glandulosa J. Burtt Davy May 9 1896-May 24 1896 2466 Los Angeles Manzana Antelope Valley, Manzana Comment
  CAS-BOT-BC321499  Layia glandulosa Geo. B. Grant 1904-5-5 6118 Los Angeles Arroyo Seco Canyon, Sierra Madre Mts. Comment
  POM4833  Layia platyglossa subsp. campestris Harry Pruett 1909-6-2 47 Los Angeles Claremont. Comment
  UCR230150  Lemna minuscula A. C. Sanders, Dan S. Cooper 2010-4-30 38129 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA82024  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC33703  Lepechinia rossii Steve Boyd; Tammy Morgan 2004-5-11 11169 Los Angeles Transverse Ranges; Liebre Mountains region: Head of Ruby Canyon on northern flank of Red Mountain 305 Comment
  UCR186787  Lepidium draba Gary Kovnat, LeRoy Gross 2004-4-25 53 Los Angeles San Gabriel Mountains, Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  JEPS53632  Lepidium flavum W. L. Jepson 1935-4-17 17033 Los Angeles Lancaster, w Mohave Desert Mohave Desert 716 Comment
  CATA1595  Lepidium latipes Mark L. Hoefs, Robert F. Thorne 1998-4-25 2864 Los Angeles Santa Catalina Island: At Echo Lake 402 Comment
  SBBG127512  Lepidium nitidum M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2842 Los Angeles upper end of rd to Toyon Beach 411 Comment
  RSA251537  Lepidium nitidum R. F. Thorne 1973-4-12 42939 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  RSA595739  Lepidium pinnatifidum L. C. Wheeler 1945-8-25 6100 Los Angeles Alhambra. West Main Street. Comment
  UCR209456  Lepidium virginicum var. pubescens R. G. Swinney 2008-10-10 9544 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CHSC25952  Lepidospartum squamatum James Henrickson 1971-10-14 7186 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  JEPS37163  Lepidospartum squamatum F. W. Peirson 1918-10-16 275 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon 518 Comment
  UC1483332  Lepidospartum squamatum C. W. Tilforth 1975-10-14 1194 Los Angeles between College Ave and Mills Ave; Foothills Blvd. Comment
  UC53936  Lepidospartum squamatum Ernest Braunton 1902-9-1 695 Los Angeles Arroyo Seco Comment
  UCR141848  Lepidospartum squamatum R. G. Swinney 1997-9-6 5865 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
  UCR212797  Lepidospartum squamatum Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1839 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  POM296920A  Leptochloa fusca subsp. uninervia Lyman Benson 1944-11-12 11559 Los Angeles San Jose Hills, north shore of Puddingstone Lake, San Dimas 305 Comment
  UCR78144  Leptodactylon californicum Wandalee Thompson 1964-4-22 34 Los Angeles Transverse Range; Liebre Mtns., Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest 808 Comment
  UCR150664  Leptodactylon californicum subsp. californicum James Henrickson 2000-4-15 20708 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  UCSB32970  Leptosiphon breviculus Patterson, R.; Mason, R.; Trager, J. 1978-6-20 Los Angeles San Gabriel Mts.; Table Mtn. Campground; N of Big Pines 2220 Comment
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Aug 20 2013
  HSC17078  Leptosiphon parviflorus C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  RSA707814  Leptosiphon parviflorus Naomi Fraga, Bill Hogshead 2004-4-15 1098 Los Angeles On Road 5N15.1 near Rowher Flat OHV Area. 793 Comment
  CAS-BOT-BC225644  Leptosiphon pygmaeus subsp. pygmaeus Louis C. Wheeler 1962-6-9 8562 Los Angeles Thirst Bench Mark, San Clemente Island Comment
  RSA597743  Lessingia glandulifera var. glandulifera T. S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3746 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  UCR25572  Lessingia glandulifera var. glandulifera M. Partsch 1977-5-14 37 Los Angeles Western Mojave Desert, Palmdale Blvd at 140th St. East [SW of Lake Los Angeles] 1067 Comment
  RSA188349  Leymus condensatus R. F. Thorne, M. Z. Thorne 1966-5-31 36440 Los Angeles Santa Catalina Island: bottom of Cottonwood Canyon on Rancho Escondido 107 Comment
  RSA623877  Leymus condensatus Arthur R. Kruckeberg 1939-6-9 s.n. Los Angeles Back of nursery on hill [Occidental College Campus Survey] Comment
  RSA509574  Leymus triticoides L. C. Wheeler 1967-8-2 12327 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  CAS-BOT-BC130569  Lilium humboldtii Timothy S. Ross; Steve Boyd 1994-6-22 8004 Los Angeles Warm Springs Canyon: 0.5 road mi W of Lake Hughes Road along Forest Service road 6N32 658 Comment
  UCR190098  Lilium humboldtii R. G. Swinney 1998-7-30 6590 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  UCR192002  Linanthus androsaceus A. C. Sanders 2008-4-17 34923 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  SEINET3860410  Linanthus aureus subsp. aureus R. G. Swinney 2009-4-24 10442 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  CAS-BOT-BC226752  Linanthus californicus Henry J. Thompson 1959-3-27 1879 Los Angeles Santa Monica Mountains. Saddle Peak 670 Comment
  RSA670666  Linanthus californicus B. C. Templeton 1960-5-14 8590 Los Angeles Near Charlton Flats. San Gabriel Mountains. Comment
  POM74788  Linanthus californicus subsp. glandulosus Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA468428  Linanthus californicus subsp. glandulosus Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles Foothills, San Rafael Hills Comment
  CHSC95920  Linanthus concinnus LeRoy Gross; Valerie Soza 2003-6-10 1025 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southwestern side of Mount Baldy Notch, along San Antonio Falls Road (3N01), just above Miners Bowl. UTM Zone; 3792189N 0443710E. 2333 Comment
  UCR147535  Linanthus concinnus Naomi Fraga, Et al. 2004-5-20 1196 Los Angeles Transverse Ranges; San Gabriel Mountains region, North Fork of Lytle Creek, on slopes along north side of the canyon, northeast of Paiute Campground. 1951 Comment
  POM65844  Linanthus dianthiflorus subsp. dianthiflorus L. R. Abrams 1903-4-10 3235 Los Angeles Grassy hills, near Inglewood Comment
  UCR186579  Linanthus dichotomus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32212 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  UC23756  Linanthus parryae J. Burtt Davy May 9-24 1896 2290 Los Angeles Antelope Valley Comment
  UCD118653  Linanthus parryae Steve Boyd 1986-3-30 1516 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCD118672  Linanthus parryae James Henrickson 1965-4-22 1925 Los Angeles Mojave Desert: Along Highway 138, 1 mile SE of junction with Highway from Victorville and 25 miles W from Victorville. 975 Comment
  RSA0016898  Linaria canadensis var. texana Emma Robinson 1884-4-8 s.n. Los Angeles Adams St., Los Angeles Comment
  RSA535288  Linaria canadensis var. texana Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5343 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM. 186 Comment
  SD197912  Lithophragma R. G. Swinney 1998-3-14 5909 Los Angeles Evey Canyon, ca. 0.75 mile west of Mt. Baldy Rd., ca. 0.3 mile northeast of Potato Mtn. 793 Comment
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Dec 7 2018
  UCR182115  Lithophragma R. G. Swinney 1998-4-13 5964 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  POM4573  Lobelia dunnii var. serrata D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  RSA659683  Lobularia maritima Chris White 1991-5-20 25 Los Angeles Point Fermin Comment
  RSA608640  Lobularia maritima L. C. Wheeler 1931-3-7 s.n. Los Angeles La Verne. Comment
  RSA652836  Lobularia maritima Ron Martinolich 1991-4-7 41 Los Angeles Los Angeles, Griffth Park, north on Vista Del Valle Dr., to first fire road on right (east) past Bee Rock trailhead, down (ca. north) on fire road 0.25 miles. Comment
  POM364834  Loeseliastrum matthewsii Roy R. Snelling 1977-5-25 31 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  CAS-BOT-BC342191  Logfia filaginoides Timothy S. Ross; J. Mark Porter 1995-5-4 8448 Los Angeles Liebre Mountains. Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  UCR210015  Lolium perenne R. G. Swinney 2008-12-2 9913 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  RSA601625  Lolium perenne subsp. multiflorum L. C. Wheeler 1967-6-16 9861 Los Angeles San Gabriel Mountains : North side of Sunset Ridge under power line. 594 Comment
  RSA0116900  Lolium temulentum Lyman Benson 1948-4-25 12861 Los Angeles First summit southwest of Pomona, Brea Canyon Road. Mt. Range: San Jose Hills. 304 Comment
  SBBG59713  Lomatium dasycarpum subsp. dasycarpum M. N. Ackley 1928-4-11 Los Angeles Verdugo Hills, Roscoe Comment
  RSA0105325  Lomatium lucidum Steve Boyd, Thomas Elias 1987-4-14 2063 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  RSA0105324  Lomatium lucidum J. Bogdanoff-Lord 1989-5-21 19 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  SBBG59772  Lomatium mohavense R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  SEINET9288469  Lomatium mohavense Unknown 1998-4-14 5975 Los Angeles San Gabriel Mountains/Southern Mojave Desert Comment
  RSA716638  Lomatium mohavense Andrea Edwards, Pam De Vries 2005-3-29 57 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA452114  Lomatium mohavense subsp. mohavense Anonymous 1921-5-1 s.n. Los Angeles Santa Monica Mountains Comment
  CATA1146  Lonicera hispidula Mark L. Hoefs 1995-5-23 2137 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  RSA0113729  Lonicera hispidula Steven A. Junak 1999-5-21 SCa- 992 Los Angeles Santa Catalina Island. Coffee Pot Canyon, just upstream from Washingtonia & SCa-990. 427 Comment
  UC729547  Lonicera interrupta Carl B. Wolf 1932-9-15 4079 Los Angeles 9 1/2 mi above Saugus (opposite Glenwood's Cafe on Highway); Mint Canyon 457 Comment
  CAS-BOT-BC234863  Lonicera subspicata var. denudata Le Roy Abrams 1899-3-30 367 Los Angeles Sepulveda Canon [Canyon] Comment
  RSA802340  Lonicera subspicata var. denudata Orlando Mistretta, Christine Mistretta 2011-7-7 5925 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA724436  Lotus K. Dobry 1991-5-22 d- 766 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA527781  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4347 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA535734  Lotus argophyllus subsp. ornithopus T. S. Ross 1991-5-23 5483 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 44 Comment
  CDA972  Lotus argophyllus var. argenteus D. G. Kelch 1991-3-23 s.n. Los Angeles Catalina Island. East of Avalon. Comment
  RSA90047  Lotus argophyllus var. argophyllus F. W. Peirson 95 Los Angeles summit of Mt. Wilson Comment
  UCR223792  Lotus crassifolius R. G. Swinney 2009-8-25 11479 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA549166  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-20 3661 B Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA167836  Lotus dendroideus var. dendroideus R. F. Thorne, P. C. Everett 1964-2-6 33308 Los Angeles W of Isthmus Cove, Santa Catalina Island 30 Comment
  UC57381  Lotus grandiflorus J. H. Barber 1897-3-28 107 a Los Angeles Santa Monica Canyon Comment
  POM305421  Lotus heermannii var. heermannii H. J. Ramsey 1937-9-2 750 Los Angeles Angeles Crest Highway, Johnny Canyon. Comment
  RSA90322  Lotus humistratus F. W. Peirson 1919-5-11 406 Los Angeles Arraster [Arrastre] Creek, north slope of San Gabriel Mts. 854 Comment
  RSA529151  Lotus nevadensis var. davidsonii T. S. Ross 1991-7-24 5629 Los Angeles ridge NNE of Granite Mountain 1866 Comment
  UC1595328  Lotus oblongifolius Tim Ross and Orlando Mistretta 1992-7-24 6767 Los Angeles 900 m 76 degrees ene Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts., Strawberry Spring 1460 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
  SEINET12154247  Lotus oblongifolius E. A. Purer 1935-1 6599 Los Angeles El Segundo Comment
  RSA17983  Lotus procumbens var. procumbens P. A. Munz 1923-5-27 6872 Los Angeles Rock Creek 1296 Comment
  RSA0081633  Lotus purshianus R. G. Swinney 2010-9-9 13746 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA0031844  Lotus scoparius Geraldine Dodd 1992-5-9 006 Los Angeles 3 miles north of corner of Loma Alta Dr. & Lake Ave. in Altadena. Sam Merrill hiking trail. San Gabriel Mts. 1066 Comment
  IRVC26322  Lotus strigosus A. C. Sanders, Andy Thompson 2003-4-15 26006 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  RSA713819  Lotus strigosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26233 Los Angeles Western San Gabriel Mtns: Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property. 351 Comment
  UC1585944  Lotus strigosus Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7481 Los Angeles on n side San Gabriel Mts. (Co Rd N2) (Pine Canyon Rd along San Andreas Fault, on n side of rd); San Gabriel Mts., San Andreas Fault Comment
  UCR113674  Lotus strigosus L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mtns, Indian Canyon Campground, off Soledad Canyon 823 Comment
  UCR152905  Lotus strigosus A. C. Sanders, Helen Kennedy 2005-4-13 29437 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  POM1919  Lotus strigosus I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  RSA595332  Lotus strigosus var. strigosus L. C. Wheeler 1967-5-8 9338 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  CAS-BOT-BC201196  Lupinus P. A. Munz 1923-8-31 7673 Los Angeles Swartout [Swarthout] Valley, San Gabriel Mts. 2590 Comment
  RSA755944  Lupinus R. G. Swinney 2008-7-25 9306 Los Angeles Twin Peaks, east peak 2357 Comment
  UCR149900  Lupinus R. G. Swinney 1999-6-18 7317 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA161088  Lupinus albifrons Peter H. Raven 1962-5-20 17767 Los Angeles Road above Pebbly Beach, Santa Catalina Island. 61 Comment
  SEINET10488423  Lupinus albifrons 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# 6450 x 7325 (1) Comment
  SBBG128375  Lupinus albifrons var. albifrons M. L. Hoefs 1991-3-19 1002 Los Angeles Airport Rd 463 Comment
  SD37881  Lupinus albifrons var. albifrons Edith A. Purer 1935-5-11 6543 Los Angeles Hillside, near ocean, Malibou Road. Comment
  UC130326  Lupinus benthamii J. Burtt Davy 1896-5-20 2654 Los Angeles Elizabeth Lake Antelope Valley, Elizabeth Lake (Antelope Valley, S. California) Comment
  OBI70599  Lupinus bicolor Steve Boyd, Lauren Raz 1997-3-31 9446 Los Angeles Liebre Mtns Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn. T7N R17W NE 1/4 sec 22 1158 Comment
  RSA758009  Lupinus bicolor D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4261 A Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  UCR265011  Lupinus bicolor Mitch Provance, Callen Huff 2009-4-28 10675 Los Angeles Tehachapi Mountians, Road on ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1466 Comment
  SD143520  Lupinus bicolor David B. Dunn, C. Epling 1946-4-19 2121 Los Angeles Along a dry ridge, west side, near the Hwy [9] miles south of the L.A. County [Honor Farm] Ridge Route, Hwy 99 762 Comment
  SEINET13198364 Image available Lupinus bicolor A. G. Vestal 1947-4-8 s.n. Los Angeles Comment
  UC1871085  Lupinus bicolor Tim Ross, Walter Appleby 1993-5-13 7131 Los Angeles Western San Gabriel Mountains;: ridge between Whitney Canyon and Los Pinetos Spring, NW side of 3151-ft ridgetop knoll Comment
  UC73210  Lupinus bicolor Miss E. D. Palmer November, 1904 Los Angeles vicinity Los Angeles; vicinity of Los Angeles Comment
  SEINET3860357  Lupinus bicolor subsp. marginatus David B. Dunn, C. Epling 1946-4-19 2129 Los Angeles Collected 0.9 mi S of the junction of Hwy 99 & 138, abundant along the valley floor for several miles to the north of the jct. & north of the town of Gorman.; 0 1067 Comment
  RSA442329  Lupinus bicolor subsp. microphyllus Anonymous s.n. Los Angeles [no locality information provided] Comment
  LA205004  Lupinus chamissonis None; 1933-5-17 4277 Los Angeles El Segundo Comment
  UCR221898  Lupinus concinnus R. G. Swinney 2009-4-28 10532 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA199044  Lupinus excubitus var. hallii W. M. Gauntt 1966-4-30 170 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  SEINET10937090  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 (4) x 6453(?) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  RSA008610  Lupinus formosus Fay A. MacFadden 1931-3-10 3003 Los Angeles Tuna Canyon Comment
  SEINET10485358  Lupinus formosus Thorne 1973-4-24 THORNE 43431 Los Angeles San gabriel mtns. Mojave desert slope. Along ft. Tejon rd near jct with Longview rd, ca 3 mi s of pearblossom rd. Joshua tree and juniper woodland With numerous annuals; flowers purplish. 1067 Comment
  RSA0014592  Lupinus formosus var. formosus Orlando Mistretta, Christine Mistretta 2011-6-17 5708 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.75 miles S of SCE substation at Vincent, W of Angeles Forest Hwy 1087 Comment
  POM306277  Lupinus formosus var. formosus H. J. Ramsey 1938-5-1 1401 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA413627  Lupinus formosus var. formosus Anstruther Davidson 1921-7-4 3443 Los Angeles San Gabriel Mountains Comment
  RSA0062519  Lupinus hirsutissimus R. G. Swinney 2010-4-20 12302 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA187903  Lupinus hirsutissimus Robert F. Thorne 1966-4-6 35919 Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  UCSB45219  Lupinus hirsutissimus Davis, K. 1979-2-24 Los Angeles Santa Monica Mountains; near Highway 23, 2 miles north of the junction with Highway 1 152 Comment
  JEPS127383  Lupinus longifolius Robert Steers 2003-5-17 Los Angeles Palos Verdes Peninsula. Rolling Hills Estates. Comment
  LA31763  Lupinus longifolius Mary V. Hood; 1940-4-7 40- 42 k* Los Angeles Cascade, Hwy 99 426 Comment
  UCR141069  Lupinus odoratus June Latting 1973-4-29 s.n. Los Angeles Mojave Desert, near Three Sisters hills along Black Butte Road, Antelope Valley, NE of Llano 976 Comment
  HSC14929  Lupinus odoratus C. S. Apperson 1966-4-4 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  SD51890  Lupinus peirsonii Wesley O. Griesel 1962-6-27 Los Angeles San Gabriel Mountains, Dawson Saddle 2438 Comment
  UC1129705  Lupinus sparsiflorus A. D. Gifford 1935-3-27 518 Los Angeles Kings Canyon; Tejon Quad., Kings Canyon Comment
  UCR200184  Lupinus sparsiflorus Valerie Soza, Laura A. Moore 2000-5-10 837 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive at fire gate to powerlines 579 Comment
  UCR230249  Lupinus sparsiflorus Dan S. Cooper 2011-4-18 411- 13 Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  RSA636143  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1974-4-9 44702 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
Read comments
Feb 7 2008
  CATA1441  Lupinus succulentus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2604 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  SBBG38735  Lupinus succulentus M. B. Dunkle 1939-4-5 7279 Los Angeles Pyramid Cove Comment
  SD234397  Lupinus succulentus A. C. Sanders, T. Wotipka, M. A. Elvin, et al 2003-4-28 26138 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 487 Comment
  RSA187871  Lupinus truncatus Robert F. Thorne 1966-4-5 35865 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 107 Comment
  UC625020  Lupinus truncatus F. R. Fosberg 1931-3-25 S 4374 Los Angeles near top of s wall Hamilton Canyon Santa Catalina Island; , Hamilton Canyon 100 Comment
  RSA428827  Lycium californicum F. R. Fosberg 1931-5-20 S 4926 Los Angeles Catalina Harbor, Santa Catalina Island. 5 Comment
  CAS-BOT-BC231612  Lycium cooperi Louis C. Wheeler 1932-4-10 608 Los Angeles 2 mi. W Palmdale, Mohave [Mojave] Desert 762 Comment
  SEINET10696892  Lycopersicon esculentum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3761 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  CAS-BOT-BC343071  Madia gracilis Louis C. Wheeler 1932-5-21 741 Los Angeles Head of Mandeville Canyon, Santa Monica Mts. 533 Comment
  CAS-BOT-BC231879  Malacothamnus davidsonii Carl B. Wolf 1931-7-30 3904 Los Angeles 1/2 mile east of San Fernando, San Fernando Valley 304 Comment
  RSA434300A  Malacothamnus fasciculatus Peterson 1931-7-10 s.n. Los Angeles Griffith Park. Comment
  RSA95327  Malacothamnus fasciculatus F. W. Peirson 1918-10-26 114 Los Angeles Big Dalton Canyon, south base of San Gabriel Range. 762 Comment
  UCR215255  Malacothamnus fremontii LeRoy Gross, Duncan Bell 2008-5-27 3423 Los Angeles Transverse Ranges; San Gabriel Mountains, East Mill Creek and Angeles Forest Highway, SW of Mill Creek Summit, along side of Road 4N18.1 1402 Comment
  CAS-BOT-BC204188  Malacothamnus marrubioides Carl B. Wolf 1927-7-27 686 Los Angeles Ridge Route Road 2 mi. so. of Forest Inn Comment
  UC1177003  Malacothamnus marrubioides Carl B. Wolf 1941-8-2 4412 Los Angeles Ridge route rd. S. Frenchman Flat Forst Service Camp Liebre Mts. 762 Comment
  RSA6071  Malacothamnus orbiculatus Carl B. Wolf 1932-9-15 4082 Los Angeles Mint Canyon, 9.5 miles above Saugus (opposite Glenwood's Cafe on Highway). 457 Comment
  RSA0053899  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA182743  Malacothrix coulteri J. Massey, James Henrickson 1966-4-9 1200 Los Angeles Mojave Desert, east of High Vista 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
Read comments
Feb 14 2006
  UCR125928  Malacothrix saxatilis A. C. Sanders, Mark Elvin 2002-6-20 25204 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
  UCR231389  Malacothrix saxatilis Dan S. Cooper 2011-10-5 1011- 124 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, upper Fern Canyon 231 Comment
  RSA94954  Malacothrix saxatilis var. tenuifolia F. W. Peirson 1921-7-20 2118 Los Angeles San Gabriel River. 457 Comment
  SBBG13798  Malosma laurina M. A. Piehl 1962-10-3 62499 Los Angeles near main rd above Goat Harbor Comment
  SBBG17385  Malosma laurina M. Vincent 1962-7-10 279 Los Angeles Piuma Rd 1.5 mi E of Malibu Cyn Rd Comment
  LA201747  Malva nicaeensis Arthur C. Gibson; 2001-5-19 4802 Los Angeles 15 Comment
  CHSC95517  Malva parviflora LeRoy Gross; Valerie Soza 2003-5-15 918 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  RSA450618  Malva parviflora A. C. Sanders 1987-12-4 7572 Los Angeles El Segundo Dunes, immediately W of Los Angeles Int. Airport and Pershing Dr. 30 Comment
  RSA670201  Malva parviflora Joseph M. Keefe 2001-3-16 31133 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  RSA0080767  Manihot grahamii R. G. Swinney 2010-6-11 13248 Los Angeles Azusa/Duarte, walking path under the Puente Largo RR bridge, main channel of San Gabriel River Wash, 0.5 mile north of Foothill Blvd. 184 Comment
  CATA982  Marah fabacea Mark L. Hoefs 1994-5-21 1853 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  CATA495  Marah macrocarpa Sara L. Crockett 1997-4-1 637 Los Angeles Santa Catalina Island: Offshoot canyon from Middle Canyon, 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road 315 Comment
  SBBG26468  Marah macrocarpa M. R. Benedict 1965-12-12 Los Angeles ridge above W Parson's Beach 6 Comment
  SBBG69450  Marah macrocarpa M. N. Ackley -Mar-1928 118 Los Angeles Eagle Rock 213 Comment
  RSA440996  Marah macrocarpa L. E. Hoffman 1932-2-3 s.n. Los Angeles Hermon Hills, near S. Ave. 57, Pasadena. Comment
  RSA522960  Marah macrocarpa Tim Ross 1991-2-23 4100 Los Angeles Whittier Hills (Puente Hills) Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon road x Skyline Drive 293 Comment
  RSA654074  Marah macrocarpa var. macrocarpa Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 737 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 427 Comment
  RSA0035188  Marrubium vulgare James S. Burns 1992-5-5 7 Los Angeles 1 mile north on Van Tassel fire road from south access; Angeles National Forest. 457 Comment
  RSA522973  Marrubium vulgare Tim S. Ross 1991-2-23 4087 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 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
  POM308888  Medicago lupulina Kay H. Beach 1943-8-12 664 Los Angeles Monroe Canyon above 2100ft in main Channel, San Dimas Experimental Forest. U.S. Forest. Dept., San Gabriel Mt. Range. 640 Comment
  SBBG67107  Medicago polymorpha M. N. Ackley -Mar-1926 575 Los Angeles Eagle Rock 182 Comment
  HSC14981  Medicago polymorpha Gerald T. Rood 1962-4-20 26 Los Angeles 21905 Redbeam Ave., Torrance, on E side of lot. Comment
  POM353053  Melica imperfecta L. E. Hoffman 1929-5-5 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  RSA611599  Melica imperfecta L. C. Wheeler 1968-5-15 s.n. Los Angeles San Antonio Canyon, north side of ridge north of Cascade Canyon. 1189 Comment
  RSA724991  Melica imperfecta K. Dobry 1991-5-13 d- 544 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UC1584871  Melica imperfecta Tim Ross 1991-4-8 4473 Los Angeles Elephant Hill Pomona, San Dimas U.S.G.S. 7.5' Quad. (w Pomona) 347 Comment
  UCD87876  Melica imperfecta P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Canyon by golf-links. Comment
  UCR100604  Melica imperfecta B. G. Pitzer 1996-5-5 2853 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA0034967  Melica imperfecta A. Lee Haines 1974-5-9 s.n. Los Angeles 772 N. Topanga Cyn. Blvd., Topanga 243 Comment
  RSA226?71  Melica imperfecta R. F. Thorne 1971-6-17 39925 Los Angeles 1.3 miles below Bear Divide Station junction, along Little Tujunga Canyon Rd. 671 Comment
  RSA774732  Melica stricta R. G. Swinney 2009-6-17 11158 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  RSA595027  Melilotus albus Steve Boyd, Lauren Raz 1996-10-8 8990 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  UCR247278  Melilotus albus Dan S. Cooper 2013-7-29 713- 36 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  RSA624993  Melilotus indicus L. C. Wheeler 1963-6-2 8260 Los Angeles San Gabriel Mountains: Valley Forge Campground, West Fork San Gabriel River. 1037 Comment
  SBBG95263  Melilotus indicus M. B. Dunkle 1928-5-28 1985 Los Angeles Avalon Cyn Comment
  POM348181  Melilotus indicus Jack Rempel 1932-4-10 s.n. Los Angeles El Segundo. Comment
  RSA652188  Melilotus indicus Guy C. Black 1948-4-23 s.n. Los Angeles 3 mi. north west of Covina. 213 Comment
  SD37259  Melilotus indicus Edith A. Purer 1931-3-8 1021 Los Angeles Los Angeles Comment
  UCR197134  Melinis repens LeRoy Gross 2007-4-27 2662 Los Angeles Transverse Range; Verdugo Mountains, southwest side of the range, east branch of Jeffries Canyon via intersection of Hollywood way and Edmore Place in the city of Sun Valley 299 Comment
  RSA188281  Mentha Robert F. Thorne 1966-6-2 36521 Los Angeles Santa Catalina Island: In canyon leading to White s Landing. 61 Comment
  RSA127849  Mentha X piperita Peter H. Raven 1959-10-16 14653 Los Angeles Boquet Canyon, 2.4 miles N of Guard Station. Comment
  RSA409914  Mentha canadensis L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  RSA0080720  Mentzelia R. G. Swinney 2010-5-12 12757 Los Angeles 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
  OBI49935  Mentzelia David J. Keil, V. L. Holland 1979-4-19 13043 -1 Los Angeles Ca. 16 mi E of jctn with I-5 along Calif Rte 138 853 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
  SBBG4845  Mentzelia affinis H. and M. Dearing 1930-4-15 1003 Los Angeles between Cajon Pass and Palmdale Comment
  RSA0097180  Mentzelia dispersa R. G. Swinney 2011-6-1 14976 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  UC1121686  Mentzelia dispersa Jerome S. Horton 1939-6-1 547 Los Angeles Cucamonga, Fern Canyon Comment
  UCR99498  Mentzelia dispersa Steve Boyd, Lauren Raz 1997-5-20 9814 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  UC1871133  Mentzelia gracilenta T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4805 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  SDSU8051  Mentzelia laevicaulis Joan Godsill 1952-10-2 528 Los Angeles Claremont, in field by P.E. station 366 Comment
  RSA517118  Mentzelia micrantha Tim S. Ross, Steve D. Boyd 1990-5-14 2473 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1122 Comment
  RSA774279  Mentzelia veatchiana R. G. Swinney 2009-6-17 11181 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SEINET6944409  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  CATA1153  Mesembryanthemum crystallinum Mark L. Hoefs 1995-5-30 2144 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  RSA126664  Micropus californicus P. H. Raven, Henry J. Thompson 1959-5-5 14132 Los Angeles Mulholland Hwy. 1 mile W of Las Virgenes Rd, Malibu Creek drainage. 335 Comment
  SBBG131523  Micropus californicus S. A. Junak 2000-5-18 SCa 1298 Los Angeles S side of N Shore Rd, 0.6 mi E of turn-off for Howland's Landing 39 Comment
  CAS-BOT-BC348449  Micropus californicus var. californicus Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6957 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, head of Bouchette Canyon (draining northward to Johnsons Landing) 359 Comment
  RSA188034  Microseris douglasii subsp. platycarpha R. F. Thorne 1966-4-29 36302 Los Angeles Catalina Island. Along Airport Road before turn-off to Middle Ranch Canyon. 457 Comment
  RSA003531  Microseris lindleyi Fay A. MacFadden 1930-5-9 1715 Los Angeles Verdugo Mountains: Tuna Canyon 335 Comment
  UCR195298  Microseris lindleyi Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1180 Los Angeles Transverse Ranges: Verdugo Mountains Region, western mouth of La Tuna Canyon, north side of La Tuna Canyon, trail from Tuxford Street and Ledge Avenue to ridgetop, north of McDonald Creek 396 Comment
  RSA587363  Microseris lindleyi Orlando Mistretta 1995-4-21 1626 -A Los Angeles Little Rock Creek, un-named Canyon draining the west slopes of Little Rock Creek Canyon 0.5 mile North of Kitter Canyon 1037 Comment
  RSA522341  Mimulus aurantiacus Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4021 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  RSA68346  Mimulus aurantiacus Verne Grant 1951-7-13 16081 Los Angeles Along dirt road above end of paved road in San Antonio Canyon. 1982 Comment
  RSA59143  Mimulus aurantiacus var. pubescens G. R. Campbell 1950-4-17 14584 Los Angeles Escondido Canyon, leading to Malibu Lake, ca. 5 miles above Highway Alt. 101. 457 Comment
  UC1602055  Mimulus aurantiacus var. pubescens I. M. Johnston 1917-7-28 1607 Los Angeles N. Fk. San Antonio Canyon San Antonio Mountains 2286 Comment
  CAS-BOT-BC150857  Mimulus aurantiacus var. puniceus H. E. Hasse 1893-6-1 s.n. Los Angeles Near Soldiers Home Comment
  SBBG66774  Mimulus floribundus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA724664  Mimulus floribundus K. Dobry 1992-10-25 d- 1092 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA408124  Mimulus fremontii var. fremontii Richard C. Barkelew 1929-5-5 s.n. Los Angeles Tujunga Canon Comment
  PASA110  Mimulus guttatus Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA442771  Mimulus guttatus Bonnie C. Templeton 1932-7-20 5041 Los Angeles Big Pines Park. 2092 Comment
  SBBG31123  Mimulus guttatus R. F. Thorne 1966-4-29 36300 Los Angeles upper Middle Ranch Cyn 274 Comment
  UCR192924  Mimulus guttatus Dan S. Cooper 2008-5-12 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, lower Brush Canyon, Los Angeles 200 Comment
  SDSU12002  Mimulus longiflorus David Shaari, Jennifer Swanson 1995-4-11 17 Los Angeles 0.4 mile up dirt road to the Topanga fire look-out station, from Saddle Peak Road. 762 Comment
  RSA332617  Mimulus moschatus Wayen E. Sawyer 1981-6-11 21 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 2.75 miles from Dawson Saddle. 2241 Comment
  UCR205243  Mimulus pilosus R. G. Swinney 2005-8-11 8450 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  SEINET1007480  Minuartia douglasii A. C. Sanders 2003-1 26251 Los Angeles Western San Gabriel Mtns.: SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch. 411 Comment
  RSA611641  Minuartia pusilla Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10121 B Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1121 Comment
  RSA0056449  Mirabilis bigelovii var. retrorsa Robert L. Rutherford 1943-11-20 977 Los Angeles Lancaster. 762 Comment
  RSA781014  Mirabilis laevis R. G. Swinney 2009-5-13 10774 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  SFV1126  Mirabilis laevis K. A. Wilson 1961-3-5 942 Los Angeles Santa Monica Mountains Mulholland Highway, about 2 miles west of Las Virgenes Road. Comment
  UCR126737  Mirabilis laevis A. C. Sanders, Mark Elvin 2003-4-14 25956 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  RSA536052  Mirabilis laevis Tim S. Ross 1991-5-21 5404 Los Angeles San Clemente Island: ridgetop of the 'armpit' where the two upper forks of Box Canyon join together 457 Comment
  CATA3296  Mirabilis laevis var. crassifolia Amy Catalano, Jen Dreizehn 2017-3-16 013 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  POM305306  Mirabilis laevis var. crassifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-22 626 Los Angeles Santa Susana Pass 293 Comment
  RSA3537  Mirabilis laevis var. crassifolia Carl B. Wolf 1932-5-9 s.n. Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  CAS-BOT-BC434624  Mirabilis laevis var. crassifolia W. R. Dudley 1907-12-13 s.n. Los Angeles Saw-pit Canon [Sawpit Canyon] (near Monrovia) Comment
  CLARK-A1528-1380  Mollugo verticillata John C. Roos 1939-6-21 920 Los Angeles Pasadena Comment
  RSA729099  Monardella linoides R. G. Swinney 1999-7-5 7503 Los Angeles San Gabriel Mtns.:Head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2323 Comment
  UCR190801  Monardella linoides subsp. stricta R. G. Swinney 1999-7-5 7540 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  POM220097  Monardella viridis subsp. saxicola Louis C. Wheeler 1932-6-27 880 Los Angeles 200 yards NNE San Dimas Canyon Dam near the road, San Gabriel Mtns. 427 Comment
  SBBG45754  Monolopia lanceolata Leota Davidson 1966-3-19 218 Los Angeles ca. 1 mi back from head of Tick Cyn off Soledad Cyn Rd 609 Comment
  RSA536060  Muhlenbergia appressa Timothy S. Ross 1991-5-21 5382 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  CAS-BOT-BC262695  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1600 Comment
  RSA0016885  Muhlenbergia californica K. Hamilton 1980-10-10 s.n. Los Angeles Forest Service Road 2N06 in Cow Canyon, 1/4 mile from Glendora Ridge Road, San Gabriel Mt Range. 1372 Comment
  CAS-BOT-BC275281  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6325 Los Angeles California Channel Islands. San Clemente Island. W of Pyramid Head, S of Lighthouse 38 Comment
  CDA30164  Muhlenbergia microsperma J. Dittes, J Guardino 2008-2-23 1501 Los Angeles Transverse Ranges; San Gabriel Mountains; Big Tujunga Canyon; circa 2.4 air-miles southeast of Mount McKinley, circa 4.3 air-miles west of Big Tujunga Reservoir, circa 3.4 air-miles northeast of Mount Gleason Jr. High School; near Delta Flat Picnic Area. Comment
  UC196400  Muhlenbergia microsperma Mrs. H. S. Yates 1914-6-6 Los Angeles Monrovia Comment
  RSA0073592  Muilla maritima Orlando Mistretta, Christine Mistretta 2005-4-21 2062 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UC72244  Muilla maritima Miss E. D. Palmer 1902-4 Los Angeles vicinity Los Angeles; Claremont Comment
  PASA2105  Nama rothrockii Frank W. Peirson 1930-7-7 Los Angeles Arrastre Flat, San Bernardino Mts. 2285 Comment
  RSA522290  Narcissus tazetta Steve Boyd 1990-2-3 3823 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  RSA484130  Nassella cernua Edith A. Purer 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  UCD87737  Nassella cernua P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Canyon by golf-links. Comment
  RSA3567  Nassella lepida C. B. Wolf 1932-5-12 3580 Los Angeles Hillside east of the Isthmus, Santa Catalina Island. 30 Comment
  SBBG105875  Nassella lepida S. A. Junak 1992-5-27 SCa 927 Los Angeles Middle Bullrush Cyn 60 Comment
  POM116533  Nassella pulchra Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  SBBG98678  Nassella pulchra T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5077 Los Angeles lower Wilson Cove Cyn; draw SW of and above pier operations 15 Comment
  SBBG14262  Navarretia hamata M. A. Piehl 1962-6-9 62317 b Los Angeles head of cyn below Chenity and S of Mosquito Cove 304 Comment
  POM158279  Navarretia hamata subsp. leptantha M. B. Dunkle 1928-5-12 1920 Los Angeles Empire Landing, Santa Catalina Island. 30 Comment
  RSA725136  Nemacladus sigmoideus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -25 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
  SEINET10460885  Nemacladus sigmoideus Gustafson 1982-4-26 GUSTAFSON 2028 Los Angeles Fort Tejon Road, about 1 mile west of the junction with 121st Street 1006 Comment
  RSA651289  Nemophila menziesii Sandy Gray 1981-5-10 50 Los Angeles Hwy 10 N Dudley & [Ganesha] Hills Raod - 1 mile. Pomona. Comment
  SD113486  Nemophila menziesii Darley F. Howe 1915-4-1 14 Los Angeles Claremont Comment
  RSA0115705  Nemophila menziesii subsp. integrifolia Andrew C. Sanders 2008-4-10 34804 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c.1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  RSA421302  Nemophila menziesii var. integrifolia Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  UC501494  Nemophila menziesii var. integrifolia Joseph Andorfer Ewan 1932-5-29 7188 Los Angeles head Arrastre Canyon; San Gabriel Mts., head of Arrastre Canyon 1524 Comment
  CHSC12147  Nemophila pulchella L. M. Mayer 1973-4-21 96 Los Angeles 50 ft. from the rd in Big Tujunga Canyon ca. 5 mi ne from the intersection of Foothill Blvd and Mt. Gleason Ave. 548 Comment
  UC511787  Nicolletia occidentalis Frank W. Peirson 1933-5-13 10662 Los Angeles 12 mi s Muroc Comment
  UC402659  Nicotiana attenuata Katharine Brandegee Los Angeles Ravena Comment
  UCR149911  Nicotiana attenuata R. G. Swinney 1999-6-18 7335 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  UC586887  Nicotiana attenuata Joseph Andorfer Ewan 1934-8-2 8383 Los Angeles Swartout Valley; near county line 1981 Comment
  RSA426679  Nicotiana bigelovii Anstruther Davidson 1901-01 s.n. Los Angeles Los Angeles. Comment
  LA45886  Nicotiana glauca W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  RSA668160  Nicotiana glauca Don Jillson 1961-3-19 s.n. Los Angeles Scholl Canyon. 290 Comment
  RSA672295  Nicotiana glauca Joseph M. Keefe 2001-1-19 30943 Los Angeles End of sidewalk along Eagle Rock View Drive, south facing slope, south face of the Eagle Rock. 293 Comment
  UCD126665  Nicotiana glauca Geoffrey Levin 1974-3-27 1 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River, Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  UCR210504  Nicotiana glauca R. G. Swinney 2008-11-30 9891 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  SBBG122029  Nicotiana quadrivalvis S. D. White with A. Warniment 2005-9-13 11224 Los Angeles slopes and plateaus W of Oso Cyn, ca. 1-2 air mi N of Quail Lake, Tehachapi Mtns 1067 Comment
  RSA69944  Nitrophila occidentalis F. W. Peirson 1924-10-19 5229 Los Angeles Clearwater. Comment
  SBBG31151  Nuttallanthus texanus R. F. Thorne 1966-4-28 36244 Los Angeles near jct of Wrigley Drive and Renton Mine Rd 91 Comment
  CAS-BOT-BC167052  Oenothera californica Louis C. Wheeler 1932-4-9 595 Los Angeles 6 mi. W Lancaster, [Mohave] Mojave Desert 731 Comment
  SD167074  Oenothera californica subsp. californica Anuja Parikh, Nathan Gale 2004-6-22 2063 Los Angeles Northeast end of Santa Susana Mountains/Santa Clara River Valley: Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur. 259 Comment
  POM183711  Oenothera cruciata Unspecified s.n. Los Angeles On the trail to Flumes 4 & 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  UC1007097  Oenothera glazioviana P. A. Munz 1937-7-5 14694 Los Angeles Claremont Comment
  CATA23  Opuntia littoralis USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 8 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  SEINET10947796  Opuntia littoralis LeRoy R. Abrams, Ernest A. McGregor 1908-7-2 Abrams 558 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains. 1158 Comment
  POM317740  Opuntia vaseyi David Walkington 1963-6-25 196 Los Angeles N of Puddingstone rd on Casa de Carrion homestead, west of house. 305 Comment
  SEINET10828673  Orcuttia californica Bellue 1944-1 Los Angeles Comment
  UCR127031  Orobanche fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26946 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  RSA0059339  Orobanche fasciculata Robin S. Collins 1973-5-28 319 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Canyon, one location found at side of pack trail ca. 2.5-3 miles into canyon. 884 Comment
  RSA0066443  Orobanche fasciculata Anonymous 1940-2-26 609 Los Angeles Trail above flumes 2 and 3, San Dimas Experimental Forest. Angeles Forest, San Gabriel Mountains. Comment
  UCD127839  Osmorhiza brachypoda Geoffrey Levin 1974-4-27 51 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  UCR181362  Osmorhiza brachypoda R. G. Swinney 1995-3-11 3382 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 378 Comment
  RSA0106506  Osmorhiza chilensis R. G. Swinney 2011-7-29 15556 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  CDA20156  Osteospermum fruticosum M. O'Brien 2003-5-18 MOB 17 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  RSA279082  Oxalis pes-caprae Robert F. Thorne, C. W. Tilforth 1971-4-9 41519 Los Angeles Below dam in San Dimas Canyon. 427 Comment
  RSA162826  Oxalis rubra J. D. Olmsted 1959-3-23 309 Los Angeles Blanchard Park on Pomona College campus by area catching runoff from sprinkling system-common weed. San Antonio wash. 366 Comment
  UCR270072  Oxytheca trilobata R. G. Swinney 2011-7-21 15543 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA64774  Oxytheca trilobata F. W. Peirson 1929-7-1 8418 Los Angeles Aliso Creek, San Gabriel Mts. 1098 Comment
  CAS-BOT-BC318200  Packera breweri C. Epling; L. Wheeler 1933-6-4 1848 Los Angeles Sandbergs near Quail Lake. 1310 Comment
  POM145679  Packera breweri L. R. Abrams 1927-4-30 11720 Los Angeles Head of Antelope Valley. Comment
  UC450818  Packera breweri F. A. MacFadden 1931-4-29 2943 Los Angeles Lake Hughes Comment
  UC519909  Packera breweri Carl Epling and Louise Wheeler 1933-6-4 1848 Los Angeles near Quail Lake; Sandberg 1310 Comment
  RSA0009406  Paeonia californica Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  RSA656176  Paeonia californica Joseph M. Keefe 1978-5-11 22901 Los Angeles Verdugo Mountains: 0.5 km north of DeBell Golf Course, foothills of Verdugo Mountains, Burbank. 457 Comment
  UCSB49819  Paeonia californica Reisentz, Paul 1975-3-16 Los Angeles 2 miles east on Stunt Rd. from Mulholland Hwy., Santa Monica Mtns. 365 Comment
  POM259431  Panicum capillare L. C. Wheeler 1933-12-24 2337 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains 427 Comment
  RSA448007  Parietaria hespera var. californica M. B. Dunkle 1929-4-7 2090 Los Angeles White's Landing, Santa Catalina Island. Comment
  LA201960  Parietaria hespera var. hespera Arthur C. Gibson; 2004-3-17 5012 -a Los Angeles 228 Comment
  UCR177758  Parietaria hespera var. hespera LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 956 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  RSA448018  Parietaria hespera var. hespera Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles. Comment
  POM8132  Parnassia cirrata Fordyce Grinnell Jr. 1917-9-2 s.n. Los Angeles Above Coldbrook. Comment
  UCR162371  Parthenocissus vitacea Anuja Parikh, Nathan Gale 2004-6-15 2042 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  CATA1388  Paspalum dilatatum Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2521 Los Angeles Santa Catalina Island: Haypress Reservoir 414 Comment
  POM364368  Paspalum dilatatum Robert Gustafson 1980-9-16 1905 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA482384  Paspalum dilatatum Richard Noyes 1988-8-24 636 Los Angeles Claremont. Intersection of Mills Ave. and Baseline Ave. Comment
  RSA0016997  Paspalum dilatatum Anstruther Davidson 1917-07 3160 Los Angeles La Habra; Los Angeles. Comment
  SEINET10952305  Passiflora foetida S. Krosnick 2008-7-27 Krosnick 449 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #109 in Honduras Comment
  RSA0087329  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-3-13 11876 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  SBBG31380  Pectocarya linearis subsp. ferocula R. F. Thorne with P. C. Everett 1965-5-11 34670 Los Angeles rd to Hay Press 457 Comment
  SFV21015  Pectocarya linearis subsp. ferocula L. Gross 2003-3-7 756 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. Above road near top of ridge. 555 Comment
  UCSB71638  Pectocarya linearis subsp. ferocula Gross, LeRoy 2003-3-7 Los Angeles Transverse Ranges; Verdugo Mountains Region; northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway; enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland; (Burbank 7.5 Quad.; T2N R14W S23, NE1/4) 555 Comment
  RSA190984  Pectocarya linearis subsp. ferocula R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36747 Los Angeles Lower end Bulrush Canyon. 244 Comment
  CHSC95508  Pectocarya penicillata LeRoy Gross; Valerie Soza 2003-5-15 915 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  UCR126246  Pectocarya penicillata A. C. Sanders 2003-3-14 25779 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR223528  Pectocarya penicillata R. G. Swinney 2009-5-28 10922 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA123606  Pedicularis densiflora E. F. Sprague 1957-5-21 1230 Los Angeles Cobal canyon, behind Padua Hills, north slope of fire road at top of ridge. 305 Comment
  CHSC118868  Pelargonium grossularioides Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey St in abandoned citrus orchard. 233 Comment
  RSA592605  Pellaea andromedifolia Mark Hoefs 1973-3-17 128 Los Angeles Santa Catalina Island: hanging from slope near Ben Weston Beach Road. 60 Comment
  RSA686715  Pellaea andromedifolia T. R. Pray 1960-3-20 1650 Los Angeles Elizabeth Canyon Comment
  SBBG128340  Pennisetum setaceum S. Ratay, C. de la Rosa 2009-9-19 105 Los Angeles W edge of Hamilton Cove Housing Development in Avalon, near model home installation Comment
  UCR193988  Penstemon centranthifolius R. G. Swinney 1999-6-5 7242 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA264164  Penstemon grinnellii subsp. grinnellii Walter Wisura 1977-6-17 3680 Los Angeles Below summit of Blue Ridge, San Gabriel Mountains. Comment
  RSA408061  Penstemon grinnellii subsp. grinnellii N. C. Cooper 1949-6-18 4196 Los Angeles Mt. Baldy Resorts. 1372 Comment
  UCR272939  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-7-29 15580 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA670700  Penstemon heterophyllus Bonnie C. Templeton 1947-5-21 6285 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  SBBG54519  Penstemon heterophyllus var. australis F. W. Pennell 1940-4-18 25139 Los Angeles slope E of Frenchman's Flat Comment
  NY601716  Penstemon heterophyllus var. heterophyllus L. T. Chamberlain s.n. Los Angeles Comment
  RSA749084  Penstemon rostriflorus R. G. Swinney 2005-8-11 8455 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  RSA583943  Penstemon spectabilis var. spectabilis R. G. Swinney 1993-6-29 2368 Los Angeles San Gabriel Mountains: 1.0 miles south of Lone Pine Canyon Road. 1634 Comment
  NY661219  Penstemon spectabilis var. subviscosus I. W. Clokey 03 1929 4475 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  SBBG131717  Pentagramma triangularis S. A. Junak 1999-5-22 SCa 1006 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  UCD137786  Pentagramma triangularis Kenneth A. Wilson 1961-2-18 856 Los Angeles Santa Monica Mountains, Mulholland Highway, 0.5 mile west of Sulfur Hot Springs. Comment
  SD81812  Pentagramma triangularis L. H. Cook 1932-3-21 Los Angeles Banquet Canyon Comment
  UC812203  Pentagramma triangularis subsp. triangularis Ira W. Clokey, B. Templeton Apr. 1929 4444 Los Angeles Mandeville Canyon; Santa Monica Mts 425 Comment
  RSA681291  Pentagramma triangularis subsp. triangularis LeRoy Gross, Valerie Soza 2003-5-15 908 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place. 518 Comment
  UC42778  Pentagramma triangularis subsp. triangularis O. D. Allen 1884-12-24 9 Los Angeles near Pasadena (Arroyo Seco) Comment
  SBBG76921  Pentagramma triangularis subsp. viscosa W. A. Wright 1931-2-19 Los Angeles Bannings Cyn, 0.5 mi from sea Comment
  RSA228958  Perideridia parishii subsp. latifolia R. F. Thorne 1971-8-25 41307 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip 2256 Comment
  CAS-BOT-BC73751  Peritoma arborea var. arborea Peter H. Raven 1959-3-15 13845 Los Angeles Santa Monica Mountains - Point Dume, just west of Zuma Beach Comment
  CATA3285  Peritoma arborea var. arborea Julie L. King 2017-3-1 63 Los Angeles Santa Catalina Island: Isthmus Rd. near zone 1 fence 176 Comment
  CAS-BOT-BC73732  Peritoma arborea var. globosa LeRoy Abrams 1902-6-10 2509 Los Angeles Playa del Rey Comment
  CAS-BOT-BC355974  Perityle emoryi F. M. Reed 1909-7-2 2805 Los Angeles Pebbly Beach Road - Catalina Island 15 Comment
  SBBG127993  Perityle emoryi M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2839 Los Angeles bluff SE of Rippers Cove 6 Comment
  UC485144  Perityle emoryi G. B. Grant 1906-9-1 7167 Los Angeles Santa Catalina Island Comment
  UCR19125  Petalonyx thurberi Alfred R. Roos 1948-9-15 s.n. Los Angeles Transverse Range/Mojave Desert, Mint Canyon, south of Palmdale Comment
  RSA332054  Phacelia austromontana Wayen E. Sawyer 1981-6-11 23 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Hwy. 2 between Dawson Saddle and juction of CA Hwy. 39, 1.6 mi. from Dawson Saddle 2302 Comment
  POM127608  Phacelia bicolor Katherine Brandegee s.n. Los Angeles Lancaster. Comment
  POM50046  Phacelia bicolor A. D. E. Elmer 1902-06 3720 Los Angeles Acton, Mt. Gleason. Comment
  RSA75502  Phacelia brachyloba F. W. Peirson 1925-4-23 5793 Los Angeles forks of San Gabriel River, San Gabriel Mts. 534 Comment
  UCR258940  Phacelia campanularia R. G. Swinney 2010-5-11 12690 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
  RSA714985  Phacelia cicutaria A. C. Sanders 2003-5-22 26824 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
  RSA177779  Phacelia cicutaria var. hispida Robert F. Thorne, P. Everett 1965-5-11 34583 Los Angeles N side of N beach of Little Harbor; Santa Catalina Island 15 Comment
  SBBG98575  Phacelia cicutaria var. hispida T. and A. Ross 1991-6-3 5543 Los Angeles Elephant Hill, W Pomona 286 Comment
  UCR259363  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-20 12289 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UC575006  Phacelia cicutaria var. hispida E. Lloyd 1933-4-13 Los Angeles Temescal Canyon Sta. Monica Mts. Comment
  RSA427632  Phacelia cicutaria var. hubbyi M. B. Dunkle 1933-4-19 3306 Los Angeles Palos Verdes Hills. Comment
  UCR141357  Phacelia cryptantha Orlando Mistretta 1992-5-18 352 Los Angeles Transverse Ranges; San Gabriel Mtns., Hunt Canyon shooting area, Angeles National Forest. Mount Emma Rd., 2 mi west of Little Rock Dam Comment
  UCR258709  Phacelia cryptantha R. G. Swinney 2010-5-19 12828 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
  RSA709682  Phacelia cryptantha LeRoy Gross 2005-4-28 2153 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
  RSA756796  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-21 2512 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA777519  Phacelia davidsonii R. G. Swinney 2009-5-27 10865 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  UCR223911  Phacelia davidsonii R. G. Swinney 2009-6-24 11242 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  NY42988  Phacelia distans J. B. Walker 1995-3-31 1304 Los Angeles 3km S of Castaic, at N border of correctional facility 400 Comment
  RSA0092145  Phacelia distans R. G. Swinney 2011-5-26 14843 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. 1061 Comment
  SEINET3860278  Phacelia distans R. G. Swinney 2009-4-28 10513 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  UCR220185  Phacelia distans R. G. Swinney 2009-4-7 10290 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  POM4490  Phacelia distans L. R. Abrams, E. A. McGregor 1908-6-20 363 Los Angeles Liebre Mts. 1220 Comment
  RSA428321A  Phacelia distans Anstruther Davidson 1890-05 1919 Los Angeles Los Angeles. Comment
  RSA587038  Phacelia egena Orlando Mistretta 1995-5-10 1698 C Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork, 1540 Comment
  UC1047049  Phacelia egena L. R. Heckard 1953-6-14 500 Los Angeles 2 mi above Sycamore Camp Ground (about 15 miles south of Little Rock) (near South Fork of Little Rock Creek); San Gabriel Mountains, Angeles National Forest 1341 Comment
  RSA678204  Phacelia grandiflora Valerie L. Soza, LeRoy Gross 2001-5-14 1212 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  RSA682449  Phacelia grandiflora LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1039 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  CDA40371  Phacelia grandiflora T. C. Fuller & T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Chaney Trail above Altadena. 0 Comment
  UC1584903  Phacelia hastata subsp. compacta Tim Ross and Steve Boyd 1991-7-24 5595 Los Angeles near intersection of Pacifico Mountain Road x Rountop Truck Road; Pacifico Mountain USGS 7.5' quad., Granite Mountain vicinity 1901 Comment
  CAS-BOT-BC6871  Phacelia hispida var. eximia Fordyce Grinnell 1903-12-31 109 Los Angeles Santa Anita Canyon, Mt. Wilson Trail Comment
  SBBG6178  Phacelia imbricata H. and M. Dearing 1944-10-5 5902 Los Angeles Chilao 1524 Comment
  CLARK-A1528-4887  Phacelia imbricata John C. Roos 1947-5-17 3628 Los Angeles Placerita Canyon Comment
  JEPS2172  Phacelia imbricata subsp. patula F. W. Peirson 1918-6-1 164 Los Angeles Eaton Canyon San Gabriel Mts. 670 Comment
  RSA112765  Phacelia longipes H. D. Ripley 1940-4-26 2967 Los Angeles San Gabriel Canyon above Azusa. Comment
  RSA607195  Phacelia longipes Louis C. Wheeler 1968-5-31 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon. 1128 Comment
  RSA707386  Phacelia longipes Naomi S. Fraga, Tim Thibault, Eshan Taquvi 2005-7-26 1633 Los Angeles Palmer and Evey Canyon saddle. 915 Comment
  UCR271246  Phacelia longipes R. G. Swinney 2011-6-1 14968 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  CHSC95435  Phacelia minor LeRoy Gross 2002-2-24 483 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Northwest side; Entered at the corners of Ledge Ave. and Tuxford St. off La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Low +- rounded foothills of Coastal sage scrub, horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow hills, where Sunland Blvd. runs through. 351 Comment
  UC1211044  Phacelia minor Huron H. Smith 1912-5-17 4958 Los Angeles Eaton's Canyon Mt. Wilson 426 Comment
  UCR223399  Phacelia mutabilis R. G. Swinney 2009-7-29 11407 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
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Nov 4 2018
  UCR180005  Phacelia ramosissima R. G. Swinney 1996-8-7 5209 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  LA105577  Phacelia ramosissima var. latifolia Barry A. Prigge; 1989-5-10 8700 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 30 Comment
  RSA428214  Phacelia tanacetifolia Robert Gustafson 1978-6-1 938 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
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Apr 20 2008
  UCR265023  Phacelia tanacetifolia Mitch Provance, Callen Huff 2009-4-28 10671 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UC56884  Phacelia viscida H. M. Hall 1902-5-11 3260 Los Angeles Sierra Santa Monica Comment
  RSA659834  Phalaris caroliniana Orlando Mistretta 1992-4-5 161 Los Angeles Guds, San Clemente Island. Comment
  UCR88668  Phalaris minor Scott D. White, Chet McGaugh 1995-5-9 2986 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  UCR97425  Phleum pratense R. G. Swinney 1995-9-4 4500 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  UCR205931  Phlox gracilis R. G. Swinney 2008-5-5 8771 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  RSA0086534  Pholisma arenarium Bonnie C. Templeton, W. D. Pierce, D. Pool 1938-8-4 s.n. Los Angeles El Segundo. Comment
  RSA668152  Pholisma arenarium Ian Swift 2001-6-10 205 Los Angeles W. Antelope Valley, Desert Pines Wildlife Sanctuary, Ave. G and 200th St. West; north flank of Portal Ridge, lower Kings Canyon Wash. 939 Comment
  SBBG94238  Pholistoma auritum R. Moran 1941-3-1 663 Los Angeles Arrow Pt 200 Comment
  SBBG125863  Pholistoma membranaceum A. Parikh, N. Gale 2010-6-2 3255 Los Angeles Sierra Pelona 3.7 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1140 Comment
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Mar 31 2014
  RSA527638  Pholistoma racemosum Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4394 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SBBG131964  Pholistoma racemosum S. A. Junak, B. Collins 1991-4-24 SCI 160 Los Angeles upper part of Eel Pt grade 198 Comment
  CAS-BOT-BC135047  Phoradendron californicum Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA573665  Phoradendron macrophyllum Vanessa Ashworth 1994-8-24 65 Los Angeles RSABG grounds (NW sector near beginning of California Communities section). Comment
  SFV21906  Phoradendron villosum J. N. Hogue 2011-5-12 s. n. Los Angeles San Gabriel Mountains Chilao Flat, Manzanita Loop of Chilao Campground. 1600 Comment
  SD20350  Phyllospadix torreyi C. Epling July 1933 Los Angeles Palos Verdes Comment
  UC104081  Physalis philadelphica Rev. J. C. Nevin Los Angeles Los Angeles Comment
  UCR178394  Pickeringia montana var. montana LeRoy Gross 2001-5-28 411 Los Angeles Verdugo Mountains, northeast side; Verdugo City off of Mesa Lila Road, ridge between Henderson and Engleheard Canyons 549 Comment
  RSA659887  Pinus attenuata Brian McColgan 1988-5-10 6 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
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Mar 27 2014
  CAS-BOT-BC78537  Pinus coulteri John H. Thomas 1957-5-8 6741 Los Angeles San Gabriel Mountains. About 13 miles NE of center of Pasadena 1676 Comment
  RSA0020600  Pinus coulteri R. G. Swinney 2009-7-29 11408 .5 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA384309  Pinus coulteri L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  RSA169023  Pinus jeffreyi Mark Parratt 1964-2-6 600 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  UCR223095  Pinus jeffreyi R. G. Swinney 2009-6-2 11013 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCSB18712  Pinus lambertiana Haller, John 1964-11-27 Los Angeles Summit of ridge about 200 yards northwest of bottom Kratka Ridge Ski Tow, Angeles Crest Highway (Calif. 2), 4.1 miles west of Crystal Lake Road, San Gabriel Mountains 2057 Comment
  RSA0081703  Pinus monophylla R. G. Swinney 2010-5-19 12804 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  JEPS64479  Piperia cooperi Frank W. Peirson 1919-5-14 449 Los Angeles Eaton Canyon San Gabriel Mountains 609 Comment
  POM382746  Piperia elongata Louis C. Wheeler 1932-7-2 888 Los Angeles San Dimas Canyon - Browns Flat trail, San Gabriel Mountains. 1220 Comment
  RSA382747  Piperia elongata Samuel R. Tyson 1943-9-15 s.n. Los Angeles San Dimas Canyon 823 Comment
  UCSB931  Piperia leptopetala B., K. 1943-6-22 Los Angeles Sycamore Flat trail; 1/2 mile below Sycamore Flat; San Dimas Experimental Forest; San Gabriel Mountains Comment
  UC1595244  Piptatherum miliaceum Tim Ross and Peter Fritsch 1990-6-20 3595 Los Angeles mouth Burro Canyon (near the confluence of the e and w forks of the San Gabriel River); San Gabriel Mountains 445 Comment
  RSA562423  Plagiobothrys acanthocarpus D. E. Bramlet 1993-4-15 2317 Los Angeles In the Puente Hills, approx. 274 m. NW of Pomona peak. The site is located some 1220m W of the intersection of the Pomona freeway and Chino Hills Parkway. 381 Comment
  POM126484  Plagiobothrys canescens var. catalinensis George B. Grant, Walter Wheeler 1904-4-21 6159 Los Angeles Santa Catalina Island. Pacific Ocean off Southern California. Comment
  RSA756954  Plagiobothrys collinus var. fulvescens Orlando Mistretta, Christine Mistretta 2008-4-16 2465 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 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
  RSA401964A  Plantago erecta Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UC56865  Plantago erecta H. M. Hall 1902-5-11 3265 Los Angeles Sierra Santa Monica Comment
  RSA523586  Plantago erecta W. L. Jepson 1939-4-14 19103 Los Angeles Russell Valley. Comment
  SEINET4086514  Plantago erecta L. A. Greata 1901-1 12 Los Angeles Garvanya. Comment
  UC11989  Platanus racemosa J. H. Barber 1897-3-28 103 Los Angeles Santa Monica Exp't Station Comment
  RSA0008147  Platanus racemosa Peter H. Raven, H. J. Thompson 1959-9-6 14366 Los Angeles Borders of salt marsh at mouth of Malibu Creek. 9 Comment
  UC1126490  Platystemon californicus A. D. Gifford 1935-4-11 563 Los Angeles 3 mi sse Manzana; Tejon Quadrangle Comment
  UCR255830  Platystemon californicus R. G. Swinney 2010-5-12 12745 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
  CAS-BOT-BC91658  Platystemon californicus Le Roy Abrams 1895-4-1 s.n. Los Angeles University. Comment
  POM215933  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1935-4-25 3439 Los Angeles Placerita Canyon. 457 Comment
  CATA1511  Pluchea odorata Mark L. Hoefs, Steven A. Junak 1996-7-9 2724 Los Angeles Santa Catalina Island: Just below Middle Ranch Reservoir overflow, Middle Canyon 170 Comment
  CAS-BOT-BC244434  Poa annua Geo. B. Grant 1903-4-1 s.n. Los Angeles Pasadena Comment
  UCR190862  Poa pratensis R. G. Swinney 1999-7-5 7535 Los Angeles San Gabriel Mtns., upper Cedar Canyon, c. 0.5 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1915 Comment
  RSA526637  Poa secunda Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4230 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA709581  Poa secunda A. C. Sanders, Helen Kennedy 2005-4-13 29470 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
  RSA715212  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1947 Los Angeles Fort Tejon Road. Comment
  CAS-BOT-BC236263  Poa secunda subsp. juncifolia Timothy S. Ross; Steve Boyd 1994-5-25 7878 Los Angeles Liebre Mountains. W Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9 & 10, Liebre Mtn 7.5' USGS Quadrangle 1708 Comment
  LA12629  Poa secunda subsp. secunda Louis Wheeler; April 1932 565 Los Angeles Antelope Valley, 4 mi. WSW Fairmont 914 Comment
  RSA0025273  Poa secunda subsp. secunda Justin M. Wood 2012-3-20 4642 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  UC284717  Poa secunda subsp. secunda P. A. Munz 1923-4-12 6778 Los Angeles Casa Blanca; San Clemente Isl Comment
  UC589655  Poa secunda subsp. secunda Nell Murbarger April 1936 139 Los Angeles San Clemente Isl Comment
  UCD90710  Poa secunda subsp. secunda W. Biehler 1951-4-27 s.n. Los Angeles Elizabeth Lake area. Comment
  RSA92315  Poa secunda var. secunda F. W. Peirson 1918-6-1 2683 Los Angeles Eaton Canyon, south base of San Gabriel Mtns. Comment
  UCR50851  Polycarpon tetraphyllum A. C. Sanders 1988-5-18 7828 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA460147  Polygala cornuta var. fishiae L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
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Apr 30 2011
  UC450155  Polygala cornuta var. fishiae A. Davidson, M. D. 3263 Los Angeles Crags Club St. Monica Mts. Comment
  RSA657441  Polygonum arenastrum Joseph M. Keefe 2001-1-19 30899 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  UCR209303  Polygonum hydropiperoides A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36939 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  RSA466342  Polygonum lapathifolium Anstruther Davidson 1890-09 s.n. Los Angeles Los Angeles Comment
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Dec 10 2010
  CHSC8333  Polypodium californicum Edward L. Smith 1957-3-7 13 Los Angeles Located at 'Prison Camp,' San Antonio (Baldy) Canyon, San Gabriel Mts. 914 Comment
  LA4308  Polypodium californicum W. Scott Lewis; 1903-5-17 298 Los Angeles SANTA MONICA MOUNTAINS, Mt Hollywood Comment
  RSA689888  Polypodium californicum M. B. Dunkle 1929-2-10 2050 Los Angeles Santa Catalina Island, Bullrush Canyon. 1000 Comment
  POM6788  Polypodium californicum E. L. Brown 1893-03 s.n. Los Angeles Pasadena, Arroyo Seco. Comment
  RSA600467  Polypogon interruptus Steve Boyd, Lauren Raz 1997-4-30 9615 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  UC1587692  Polypogon interruptus Tim Ross 1991-3-9 4169 Los Angeles seepage ca 300 ft sw Colima Rd x Camino del Sur (Whittier Hills (Puente Hills, pro parte)); Whittier Hills (Puente Hills, pro parte) 213 Comment
  SBBG105370  Polypogon monspeliensis R. M. Beauchamp 1976-5-23 4161 Los Angeles curve in rd N of Middle Ranch site and W of Boulder 472 Comment
  CAS-BOT-BC237506  Polypogon viridis J. H. Thomas 1957-6-2 6805 Los Angeles Arroyo Seco under and near Colorado Street bridge, Pasadena Comment
  CATA312  Polypogon viridis Mark L. Hoefs 1973-6-5 337 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, in stream bed by main road at bridge 22 Comment
  RSA385489  Polypogon viridis Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles. Los Angeles River. Comment
  RSA628629  Polystichum scopulinum L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, branch at Angeles Crest Highway. 2103 Comment
  POM178120  Populus balsamifera subsp. trichocarpa Marcus E. Jones 1930-2-12 26534 Los Angeles San Antonio canyon Comment
  POM360755  Populus fremontii Robert Gustafson 1981-3-10 2107 Los Angeles Ballona Wetlands, Area 1. Comment
  SD237603  Populus fremontii A. C. Sanders, Dan S. Cooper 2010-4-30 10534 Los Angeles South Coast: Madrona Marsh, Torrance (Torrance 7.5'Q) 24 Comment
  SFV19346  Populus fremontii subsp. fremontii A. E. Tibbels 1999-5-1 32 Los Angeles San Fernando Valley Big Tujunga Wash. West of Wescott Avenue and south of Grove Street. 390 Comment
  SDSU9168  Prunus fasciculata D. F. Howe 1947-5-6 1560 Los Angeles Just E of Big Pines. 1829 Comment
  CAS-BOT-BC154944  Prunus ilicifolia John H. Thomas 1957-5-3 6727 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA454131  Prunus ilicifolia Kenneth A. Wilson 1962-5-26 s.n. Los Angeles Soledad Canyon Road, about 3 miles east of Agua Dulce Canyon. Comment
  RSA656267  Prunus ilicifolia Steve Archer 1977-4-6 19 Los Angeles Verdugo Mountains: Two tenths of a mile north of Shields Avenue on Briggs Road, La Crescenta. 488 Comment
  UCR154219  Prunus ilicifolia A. C. Sanders, T. B. Salvato 2005-5-24 30252 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCR149861  Prunus lyonii Scott D. White 2004-4-23 10234 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  CAS-BOT-BC154783  Prunus virginiana var. demissa Wesley O. Griesel 1962-6-6 s.n. Los Angeles Big Pines, San Gabriel Mts. 2072 Comment
  RSA578644  Prunus virginiana var. demissa Tim S. Ross 1994-4-28 7568 Los Angeles Grass Mountain: northeast summit (ca 4560 ft) 1387 Comment
  SEINET3145217  Pseudognaphalium beneolens G. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  HSC84054  Pseudognaphalium biolettii David Charlton 1987-1-31 640 Los Angeles Saddle Peak, Santa Monica Mtns. Steep E-facing hillside beside road 610 Comment
  UC1349334  Pseudognaphalium biolettii Robert F. Thorne and P. Everett 1965-6-22 34873 Los Angeles canyon behind Bird Park; Santa Catalina Island 91 Comment
  CATA889  Pseudognaphalium biolettii Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1703 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  RSA15632  Pseudognaphalium biolettii C. B. Wolf 1927-12-31 1467 Los Angeles Hills at West side of town of Eagle Rock. Comment
  RSA251415  Pseudognaphalium biolettii R. F. Thorne 1966-4-16 36028 Los Angeles San Clemente Island: above Wilson Cove, NE end of island 30 Comment
  UCSB7171  Pseudognaphalium biolettii Haller, Norman 1953-3-3 Los Angeles Top of Faculty Hill, U.C.L.A. Comment
  CAS-BOT-BC80059  Pseudotsuga macrocarpa Joseph Andorfer Ewan; Nesta Ewan 1936-8-5 9932 Los Angeles Mescal Creek 1524 Comment
  SBBG113116  Psilocarphus tenellus S. A. Junak 1997-3-28 SCa 384 Los Angeles Avalon Cyn, at S end of Hermit Gulch Cmpgrd 106 Comment
  LA94227  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-12 1711 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 0.25 mi from mouth. 91 Comment
  RSA756154  Pteridium aquilinum var. pubescens R. G. Swinney 2008-7-12 9179 Los Angeles San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
  RSA577171  Pteridium aquilinum var. pubescens L. C. Wheeler 1935-9-10 2109 Los Angeles W Fork Santa Anita Canyon 640 Comment
  UCR194740  Pterostegia drymarioides Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 745 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  POM199535  Pterostegia drymarioides I. W. Clokey, Bonnie C. Templeton 1929-03 4523 Los Angeles Mandeville Canyon. 350 Comment
  RSA526586  Pterostegia drymarioides Tim S. Ross 1991-3-24 4294 Los Angeles Whittier Hills (Puente Hills, pro parte). 313 Comment
  RSA656215  Pterostegia drymarioides Joseph M. Keefe 1977-6-11 22161 Los Angeles Verdugo Mountains: Trail to Water Caves, south fork of Engleheard Canyon, one km south of Camp Max Straus, Glendale. 427 Comment
  RSA681340  Pterostegia drymarioides LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 951 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  CSUSB1686  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816 4 Los Angeles San Gabriel Mountains San Gabriel Mountains, end of Coldwater Canyon, meadow at spring. 1219 Comment
  RSA675010  Pyracantha crenatoserrata LeRoy Gross 2003-2-22 749 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  SBBG32147  Quercus X macdonaldii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -209 Los Angeles upper-middle Bullrush Cyn, Salta Verde Comment
  UC128897  Quercus X macdonaldii H. M. Hall 1908-6-15 8276 Los Angeles Hay Press Spring Santa Catalina Island Comment
  CAS-BOT-BC62819  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles 11.4 mi. west of Palmdale, beside road to Elizabeth lake Comment
  LA200041  Quercus berberidifolia A. M. Johnson; 1934-4-20 4433 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA0041590  Quercus berberidifolia Orlando Mistretta, Cher Batchelor 2011-7-27 5988 Los Angeles Arroyo Seco Cyn drainage. Angeles Crest Hwy, near mile market no. 31. 975 Comment
  RSA655462  Quercus berberidifolia LeRoy Gross 2000-11-12 330 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  RSA724504  Quercus berberidifolia K. Dobry 1991-3-23 d- 123 Los Angeles 415 Stunt Rd. Santa Monica Mts. Upper Cold Creek Cyn Comment
  SD38236  Quercus berberidifolia Edith A. Purer 1935-5-11 6578 Los Angeles Malibou Lodge Road, Santa Monica Mountains. Comment
  SFV907  Quercus berberidifolia P. G. Kilburn 1958-9-19 875 Los Angeles Santa Susana Mountains Oat Mountain. 945 Comment
  UC472130  Quercus berberidifolia J. Ewan 1931-10-24 5259 c Los Angeles Santa Monica Mts. Comment
  UCD170061  Quercus berberidifolia Fay A. MacFadden 1931-3-15 2938 Los Angeles Verdugo Hills, La Tuna Canyon. 404 Comment
  RSA0038355  Quercus berberidifolia Sandra Leatherman, Brian Daniels 1998-11-10 62 Los Angeles Boquet Canyon: East of Boquet Canyon Road, immediately south of Esguerra Road. 600 Comment
  CAS-BOT-BC258375  Quercus chrysolepis P. S. Manos 1988-10-26 667 Los Angeles Angeles National Forest; San Gabriel Mts. Along Rte. 2 1900 Comment
  RSA652308  Quercus chrysolepis Matt Bogdanoff 1981-5-27 38 Los Angeles Ca Hwy 39, 14.5 mi N of junction with Sierra Madre Ave., N of Azusa. 793 Comment
  UC142614  Quercus chrysolepis C. F. Baker 1903-9-20 3688 Los Angeles near Claremont; San Antonio Canyon Comment
  UCR206272  Quercus chrysolepis R. G. Swinney 2008-6-10 8996 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  SBBG58992  Quercus douglasii R. Hoffmann 1927-9-22 Los Angeles Sandberg's Comment
  CAS-BOT-BC86379  Quercus dumosa D. E. Breedlove 1961-9-23 1268 Los Angeles S side of Fourth of July Cove; Santa Catalina Island 30 Comment
  CAS-BOT-BC86382  Quercus dumosa Marcus E. Jones 1924-2-15 s.n. Los Angeles San Antonio Canon, Claremont Comment
  UCD45858  Quercus dumosa Bonnie C. Templeton 1930-4-2 1433 Los Angeles Location: Mulholland Drive, n.w. of Hollywood, Los Angeles County. 600 Comment
  CHSC96046  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 307 Los Angeles Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek. 762 Comment
  POM290518  Quercus durata var. gabrielensis Lyman Benson 1949-11-7 14290 Los Angeles 20 miles S of Vincent 1524 Comment
  RSA652365  Quercus engelmannii R. Carlston 1961-6-2 s.n. Los Angeles Santa Anita Canyon, Angeles Natl. Forest, N. of Arcadia. Comment
  UC847939  Quercus engelmannii L. W. Nuttall 1920-5-7 149 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC61543  Quercus lobata Vernon O. Bailey 1907-10-29 s.n. Los Angeles San Fernando Valley, 10 miles south of Fernando Comment
  UCR191684  Quercus lobata A. C. Sanders 2008-4-18 34957 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 977 Comment
  RSA476562  Quercus pacifica F. R. Fosberg 1931-5-5 S 4771 Los Angeles Santa Catalina Island, Bullrush Canyon 60 Comment
  SBBG13571  Quercus pacifica E. R. Blakley 1961-9-23 4755 Los Angeles small cyn at E end of Isthmus Harbor Comment
  SBBG37693  Quercus pacifica R. Moran 1941-3-14 708 Los Angeles Middle Ranch, near crk 200 Comment
  UCR168351  Quercus pacifica Reid Moran 1941-3-14 708 Los Angeles Channel Islands, Santa Catalina Island: Middle Ranch 200 Comment
  SBBG17776  Quercus tomentella P. H. Raven 1962-5-10 17720 Los Angeles N of Gray, near head of N branch of cyn 487 Comment
  RSA580510  Quercus wislizeni var. wislizeni Tim S. Ross, Steve D. Boyd 1994-5-10 7750 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  SBBG117021  Rafinesquia californica S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1512 Los Angeles near rd to Cape Cyn ridgetop, on N side of Middle Ranch Cyn 402 Comment
  SBBG119426  Rafinesquia californica S. D. White with K. Hughes 2000-5-16 7847 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  CAS-BOT-BC378876  Ranunculus californicus var. californicus Geo. B. Grant 1902-6-1 1109 Los Angeles Lincoln Park Comment
  RSA84868  Ranunculus cymbalaria var. saximontanus F. W. Peirson 1951-1 s.n. Los Angeles Near Long Beach Comment
  UC827828  Ranunculus hebecarpus Ira W. Clokey, B. Templeton Apr. 1929 4429 Los Angeles Mandeville Canyon Santa Monica Mountains (n slope) 300 Comment
  SBBG31095  Raphanus raphanistrum R. F. Thorne 1966-4-29 36272 a Los Angeles near temporary pool above ranch in Middle Ranch Cyn 228 Comment
  UCSB7094  Raphanus sativus Gill, Robert 1959-3-7 Los Angeles Corner of Baseline and Mills Ave., Claremont; San Gabriel Mt. Range; Pacific slope drainage area Comment
  POM293237  Rhamnus californica subsp. californica Lyman Benson 1946-1-26 11981 Los Angeles Big Dalton Canyon, Glendora. Drainage area: Pacific Slope 366 Comment
  UC18523  Rhamnus californica subsp. californica Dr. A. Davidson 1891-1 Los Angeles Los Angeles Comment
  RSA549591  Rhamnus crocea Tim S. Ross 1992-4-27 6251 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA ground. 393 Comment
  RSA25904  Rhamnus pirifolia Knopf, Johnson 1930-1-30 698 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  SBBG11616  Rhamnus pirifolia P. H. Raven 1962-5-9 17683 Los Angeles near head of cyn above Mosquito Cove 274 Comment
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Feb 14 2006
  SBBG21948  Rhamnus pirifolia P. H. Raven 1962-5-20 17776 Los Angeles Avalon Cyn about 1 mi S of Avalon Comment
  UC168785  Rhus Geo. B. Grant Apr 1904 1120 Los Angeles Pasadena Comment
  RSA121797  Rhus integrifolia R. St John 1930-1-6 66 Los Angeles N.W. Cor. Los Angeles. City Limits (Santa Susana) 522 Comment
  SD49385  Rhus integrifolia Reid Moran 1959-3-9 7167 Los Angeles 2 miles southeast of Eel Point, San Clemente Island Comment
  JEPS66263  Rhus ovata Frank W. Peirson 1918-5-19 106 Los Angeles Millards Canyon 1036 Comment
  RSA0070363  Rhus ovata R. G. Swinney 2010-4-20 12283 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  SFV20797  Rhus ovata L. Gross, V. Soza, N. Gilbert 2000-10-18 282 Los Angeles Verdugo Mountains Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. A short walking distance from road in a northwest facing draw, east of saddle near above coordinates. 610 Comment
  UCR170455  Rhus ovata Alex R. Van Dam 2004-5-8 026 Los Angeles Western Transverse Range; Santa Monica Mtns., slope behind residence at 9746 Yoakum Drive, Beverly Hills 305 Comment
  UCR272517  Rhus ovata R. G. Swinney 2011-10-27 15924 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA0043101  Rhus ovata Paul M. Inman 1983-5-8 50883 -1 Los Angeles Big Santa Anita Canyon in the Angeles Natgional Forest, San Gabriel Mountains, about 1 mile north of Arcadia. Growing on a west facing slope at north end of weir at Hoegee's Camp on Winter Creek at Hoegee's Camp. Comment
  RSA562579  Rhus trilobata Steve Boyd, Walter Appleby 1993-4-22 7991 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
  HSC101380  Rhynchelytrum repens R. G. Swinney 2008-12-2 9924 Los Angeles San Gabriel Mtns.; Azusa, mouth of San Gabriel Canyon, 0.8 mi. north of Foothill Blvd. 195 Comment
  CAS-BOT-BC92304  Ribes amarum C. S. Morris 1908-4-23 s.n. Los Angeles Arroyo Seco Canon [Canyon] near Pasadena. 609 Comment
  RSA476432  Ribes aureum var. gracillimum L. E. Hoffman 1932-3-8 s.n. Los Angeles Placerita Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC92444  Ribes aureum var. gracillimum Clarence R. Quick 1940-3-20 s.n. Los Angeles Aracadia. Comment
  LA33884  Ribes californicum var. hesperium Peter H. Raven; 1959-2-15 13789 Los Angeles 335 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
  RSA781821  Ribes cereum R. G. Swinney 2009-8-25 11485 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA703156  Ribes cereum var. cereum Scott D. White 2004-8-11 10710 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA517107  Ribes indecorum T. S. Ross 1990-5-14 2462 Los Angeles SAN GABRIEL MOUNTAINS: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1155 Comment
  LA35957  Ribes malvaceum Peter H. Raven; Henry J. Thompson 1960-5-29 15452 Los Angeles 822 Comment
  RSA0021651  Ribes malvaceum Mark A. Elvin, Orlando Mistretta 1996-3-24 135 Los Angeles San Clemente Island. Eagle Canyon. 274 Comment
  RSA19891  Ribes malvaceum var. viridifolium I. W. Clokey 1930-4-2 4607 Los Angeles Mulholland Drive. Comment
  RSA653924  Ribes malvaceum var. viridifolium Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1035 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 823 Comment
  SD90248  Ribes malvaceum var. viridifolium Benjamin C. Stone 1953-3-9 285 Los Angeles In chaparral on ridge above San Gabriel Dam. 1128 Comment
  CAS-BOT-BC186152  Ribes roezlii var. roezlii Tim Ross 1990-8-17 3170 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2121 Comment
  LA50718  Ribes speciosum C. & M. Epling; 1925-5-18 sn Los Angeles 131 Comment
  CAS-BOT-BC173942  Ribes viburnifolium Blanche Trask 1896-3-22 s.n. Los Angeles Santa Catalina Island Comment
  SBBG108189  Ribes viburnifolium S. L. Crockett 1997-4-2 648 Los Angeles point above the Empire Landing Quarry site, ca. 0.25 mi N of Empire Landing Rd, at point 2.4 mi W of jct with Airport Rd 240 Comment
  SD134510  Rigiopappus leptocladus Craig Reiser 1990-5-15 Los Angeles Ritter Ranch, northwest of Palmdale Comment
  UCR199974  Robinia pseudoacacia Valerie Soza, L. Lubinsky 2001-5-16 1232 Los Angeles Transverse Ranges; Verdugo Mountains, Drainage off Whiting Woods Motorway, aridge north of Henderson Canyon 549 Comment
  RSA723226  Romneya coulteri LeRoy Gross 2007-5-2 2671 Los Angeles Southern base of the range: Debris basin in Wildwood Canyon. Just below area to park. Water during storms can drain off the road and into this basin. 427 Comment
  RSA603898  Rorippa curvisiliqua L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: ca. 1/4 mile N of San Gabriel Blvd. Comment
  SEINET6039100  Rorippa curvisiliqua Unknown 1949-6-22 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  POM122283  Rosa californica Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  POM156200  Rosa californica L. R. Abrams 1902-6-15 2539 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA449698  Rosa californica Anstruther Davidson 1892-06 1829 Los Angeles Catalina Island. Comment
  RSA757071  Rosa californica R. G. Swinney 2008-10-7 9488 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UC212368  Rosa californica I. M. Johnston 1918-8-4 2121 Los Angeles hills w Pomona Comment
  UC1174803  Rosa minutifolia E. K. Balls 1960-5-18 24120 Los Angeles Claremont, in Botanic Garden Comment
  UCR276879  Rosa woodsii subsp. gratissima R. G. Swinney 2011-10-13 15789 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  RSA616132  Rubus leucodermis Louis C. Wheeler 1966-8-21 8843 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  PASA1198  Rubus vitifolius M. Stason 1931-4-18 Los Angeles San Gabriel Canyon Comment
  CDA2880  Rumex acetosella Phillipson 1915-9-3 Los Angeles Monrovia. Comment
  CATA1688  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2983 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  SBBG127976  Rumex conglomeratus M. L. Hoefs, S. A. Junak 1996-7-9 2718 Los Angeles Middle Ranch Reservoir, Middle Cyn 201 Comment
  POM2341  Rumex crispus D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora Foothills Comment
  UC1215277  Rumex crispus Peter H. Raven 1962-4-10 17189 Los Angeles hillside above Wilson Cove; San Clemente Island 91 Comment
  RSA466100  Rumex hymenosepalus M. B. Dunkle 1938-3-20 5245 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  UC6948  Rumex hymenosepalus J. Burtt Davy May 9 1896-May 24 1896 2567 Los Angeles Llano Verde Antelope Valley, West Palmdale Comment
  IRVC28606  Rumex salicifolius A. C. Sanders, Mark Elvin 2002-6-20 25221 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  POM2349  Rumex salicifolius I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 107 Comment
  UCR223342  Rumex salicifolius R. G. Swinney 2009-5-27 10872 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  POM304870  Rupertia physodes Henry J. Ramsey, Henry J. Ramsey 1939-5-4 265 Los Angeles Casitas Pass. San Bernardino Mtns. drainage area. 352 Comment
  RSA127702  Ruppia maritima Peter H. Raven, Henry J. Thompson 1959-9-6 14360 Los Angeles At mouth of Malibu Creek. 2 Comment
  UCR200137  Sagina apetala Valerie Soza, Steve Boyd 2000-4-26 796 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  UC135935  Salicornia subterminalis LeRoy Abrams 1902-6-19 2565 Los Angeles near Mesmer; Ballona Comment
  RSA358186  Salicornia virginica R. F. Thorne 1973-09 44718 Los Angeles Santa Catalina Island, small salina at base of Ballast Pt. in Catalina Harbor. Comment
  UC56835  Salicornia virginica Ernest Braunton Jul 1902 557 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  LA82479  Salicornia virginica O. H. Kappler; 1943-5-9 404 Los Angeles Santa Monica Mountains, Las Trancas Canyon, near mouth of canyon 0 Comment
  POM362577  Salix exigua Geo. L. Moxley 1916-06 479 Los Angeles Wash end of Van Nuys. Comment
  UCR192176  Salix exigua A. C. Sanders 2008-4-17 34927 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  HSC19944  Salix exigua var. hindsiana G. E. Anderson 1966-4-6 44 Los Angeles 1 mi. N of Topanga, off Hwy. 27 on side road Comment
  RSA225725  Salix gooddingii Robert F. Thorne, Arthur C. Gibson 1971-5-22 39762 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon, somewhat below Falls; 366 Comment
  RSA588055  Salix gooddingii Orlando Mistretta 1994-4-12 1000 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of Little Rock Reservoir. 976 Comment
  LA208675  Salix laevigata Carl W. Sharsmith; 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km N of Castaic 315.0 Comment
  UCR11997  Salix laevigata H. J. Thompson 1960-3-13 3017 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.5 mi east of Saddle Peak 701 Comment
  UCR261361  Salix laevigata R. G. Swinney 2010-4-1 12169 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  LA94889  Salix laevigata K. Larson; J. Neel 1950-4-8 39 Los Angeles 0.7 mi N of Ranch O' Daly, Maclay St., N San Fernando Valley Comment
  RSA0034852  Salix laevigata var. araquipa H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles Lower Topanga Canyon, San Monica Mountains. 15 Comment
  POM177809  Salix lasiolepis Marcus E. Jones 1930-2-14 26535 Los Angeles San Antonio Canyon, San Gabriel Mountains. Comment
  RSA305934  Salix lasiolepis Fay A. MacFadden 1934-2-21 12433 Los Angeles Culver City. Comment
  SD1053  Salix lasiolepis Carl W. Sharsmith 1932-1-17 9 Los Angeles bottom of lower San Gabriel Canyon, about 9.5 km above Azusa 299 Comment
  UC1234783  Salix lasiolepis Peter H. Raven 1962-5-20 17801 Los Angeles about opposite ranch in Middle Canyon Bullrush Canyon; Santa Catalina Isl., Bullrush Canyon 213 Comment
  UCR108662  Salix lasiolepis L. C. Wheeler 1961-6-13 7877 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR212776  Salix lasiolepis Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1781 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel River watershed, San Dimas Canyon Creek just downstream from dam 404 Comment
  UC506430  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-25 7653 Los Angeles Comment
  CAS-BOT-BC107527  Salix lasiolepis var. lasiolepis Geo. B. Grant 1902-4-3 4112 Los Angeles at Pasadena Comment
  CAS-BOT-BC107538  Salix lasiolepis var. lasiolepis Geo. B. Grant June 01 1157 Los Angeles Seven Oaks 1524 Comment
  CAS-BOT-BC128515  Salix lasiolepis var. lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Santa Monica Mountains - Agoura (Picture City) Comment
  CAS-BOT-BC126291  Salix sessilifolia Geo. B. Grant 1900-3-22 2294 Los Angeles Elysian Park - Los Angeles Comment
  POM249607  Salpichroa origanifolia Philip A. Munz 1939-10-9 15565 Los Angeles East end of Claremont. Comment
  RSA444937  Salsola tragus Anstruther Davidson 1902-09 s.n. Los Angeles E. Los Angeles. Comment
  UC7501  Salsola tragus J. Burtt Davy May 9 1896-May 24 1896 2283 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  CAS-BOT-BC180704  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  CDA3219  Salsola tragus R. E. Riefner Jr. 2007-2-11 Jul- 50 Los Angeles City of Santa Fe Springs, near Alondra Street and Carmentia Street; south of Firestone Blvd. Comment
  RSA0088140  Salsola tragus Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 817 Los Angeles Santa Catalina Island. Along road to White's Landing, 1.6 road miles inland from beach. 152 Comment
  RSA660039  Salsola tragus Douglas A. Springer 1981-2-26 25 Los Angeles Cal Poly Pomona University campus. University Drive across from Ag. buildin. (no. 3). Comment
  UCD99452  Salsola tragus Peter H. Raven 1961-9-24 16754 Los Angeles Bouquet Reservoir. 914 Comment
  UC907848  Saltugilia splendens subsp. grantii Herbert L. Mason 1927-6-11 3744 Los Angeles Mount Wilson San Gabriel Mountains, Mount Wilson 914 Comment
  SEINET3200279  Salvia apiana G. Rink 2011-6-1 10582 Los Angeles Chino Hills, northeast of La Brea. 260 Comment
  UCR125128  Salvia apiana A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25104 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 366 Comment
  SBBG71156  Salvia carduacea M. N. Ackley 1927-4-10 453 Los Angeles Rose Station, Ridge Route (US Hwy 99) 140 Comment
  UC25666  Salvia carduacea J. H. Barber 1897-4-20 150 Los Angeles near Pomona Experimental Station Comment
  RSA670604  Salvia carnosa Bonnie C. Templeton 1930-5-19 1458 Los Angeles Mint Canyon on edge of Mohave Desert. 200 Comment
  RSA0061138  Salvia columbariae LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6843 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA651675  Salvia columbariae R. Carlson 1961-5-4 78 Los Angeles San Dimas Canyon. Comment
  SD12591  Salvia columbariae Edith A. Purer 1935-5-11 6570 Los Angeles coastal Mt. Malibu Lodge Road Comment
  SFV3212  Salvia columbariae M. L. Vincent 1961-3-16 s. n. Los Angeles Santa Monica Mountains 4 miles northwest of Topanga Canyon Road. Comment
  CAS-BOT-BC214318  Salvia dorrii var. pilosa B. Ertter; J. Strachan 1980-5-18 3443 Los Angeles Forest Road 4N11 along Big Rock Creek just south of junction with Big Pines Highway (Forest Road 4N06) 1/2 mile north of Angeles NF, ca 1 1/2 miles southeast of Valyermo, south side San Gabriel Mountains 1219 Comment
  RSA446321  Salvia leucophylla Bonnie C. Templeton 1934-6-17 1091 Los Angeles Franklin Canyon, north of Beverly Hills. Comment
  RSA650087  Salvia leucophylla Donald E. Miller 1948-5-2 s.n. Los Angeles Found in hills in back of Occidental College. 152 Comment
  SFV16058  Salvia leucophylla P. W. Byrne, M. Hill 1994-5-15 45 Los Angeles San Gabriel Mountains Bear Canyon at Liver Oak Campground. South side of dry riverbed. 600 Comment
  CLARK-A1528-586  Salvia leucophylla Virginia M. Bolton 1966-5-11 Los Angeles Padua Hills Comment
  POM292916  Salvia mellifera Lyman Benson 1945-5-21 11720 Los Angeles Indian Hill, Claremont. 396 Comment
  RSA0031728  Salvia mellifera Dana Roche 1998-5-3 4 Los Angeles Mt. Baldy Road 1.9 miles from intersection of Mills Ave. and Mt. Baldy Rd. East side of the road. 597 Comment
  RSA434115  Salvia mellifera Bonnie C. Templeton 1929-12-29 1439 Los Angeles Mandeville Canyon, Santa Monica Mts. 250 Comment
  UCR100058  Salvia spathacea R. G. Swinney 1969-4-2 323 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 miles SW of Cornell on Mulholland Highway 396 Comment
  RSA477551  Sambucus mexicana Ella M. Kennedy 1923-3-5 s.n. Los Angeles Pasadena. Comment
  RSA584846  Sambucus mexicana T. S. Ross 1993-6-1 7362 a Los Angeles W marvin of Chantry Flat near beginning of upper Winter Creek Trail. 707 Comment
  RSA587230  Sambucus mexicana Orlando Mistretta 1994-5-11 1176 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  UCR114927  Sambucus mexicana C. B. Wolf 1932-7-6 03833 Los Angeles San Fernando Valley, Van Nuys Blvd., 1/2 mile east of Pacoima Post Office 335 Comment
  SEINET13710412  Sambucus mexicana J. Adams, J. Adams (Botany) 1963-1 30 Los Angeles Claremont, Pomona College Wash 1100 Ft 335 Comment
  RSA507534  Sanguisorba minor subsp. muricata Louis C. Wheeler 1967-6-26 9863 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  LA32925  Sanicula arguta O. A. Plunkett; 1926-3-20 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  LA34414  Sanicula arguta Harlan Lewis; 1940-2-4 1067 Los Angeles Santa Monica Mountains, Saddle Peak 609 Comment
  SD31171  Sanicula arguta Edith A. Purer 1931-3-12 Los Angeles Palos Verdes Hills Comment
  RSA251391  Sanicula arguta R. F. Thorne 1966-4-16 36066 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast of island 183 Comment
  RSA660483  Sanicula bipinnata Ian Thompson 1997-3-22 40 Los Angeles Cal Poly Pomona Ecological Reserve, East facing slope south of E-line. Comment
  POM9550  Sanicula crassicaulis P. A. Munz 1920-5-17 3965 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 121 Comment
  UC420481  Sanicula crassicaulis Geo. B. Grant May, 1905 1172 Los Angeles Pasadena Comment
  UCR209588  Sanicula crassicaulis Dan S. Cooper 2009-4-15 409- 31 Los Angeles Eastern Santa Monica Mtns., Los Angeles, Griffith Park, Royce Canyon 270 Comment
  UCR213374  Sanicula crassicaulis Dan S. Cooper 2010-4-9 20100409- 24 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Royce Canyon in Griffith Park 270 Comment
  RSA11609  Sanicula tuberosa C. Epling, R. Fowler, K. Kueen 1933-04 s.n. Los Angeles Santa Monica Mtns, Boney Ridge. Comment
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Nov 11 2014
  RSA729423  Sarcodes sanguinea R. G. Swinney 1998-8-27 6808 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on ridge top. 2378 Comment
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Apr 20 2010
  UCR219917  Sarcostemma cynanchoides R. G. Swinney 2009-4-17 10397 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  SD69005  Satureja douglasii Robert F. Thorne, D. Propst 1968-5-28 37647 Los Angeles Santa Catalina Island, middle Bulrush Canyon 244 Comment
  RSA652848  Schinus molle Ron Martinolich 1991-4-7 36 Los Angeles Los Angeles, Griffith Park, Bee Rock Trail, from trailhead of upper, western end, east about 50 feet. Comment
  UCD93250  Schismus barbatus A. A. Beetle 1946-4-18 4740 Los Angeles Sleepy Valley. Comment
  UCR190850  Schismus barbatus R. G. Swinney 1990-3-19 1533 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA366044  Schoenoplectus americanus Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles. Los Angeles River. Comment
  POM1389  Schoenoplectus californicus George B. Grant 1902-6-20 s.n. Los Angeles Redondo. Comment
  SBBG128374  Scirpus microcarpus M. L. Hoefs, R. F. Thorne 1975-8-7 823 Los Angeles lower Middle cyn 76 Comment
  SFV21095  Scirpus microcarpus L. Gross, W. Law 2000-8-8 255 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  UC887497  Scrophularia californica Ira W. Clokey, B. Templeton July 1929 4573 Los Angeles Mandeville Canyon; Santa Monica Mts 300 Comment
  RSA425195  Scrophularia californica subsp. floribunda Unspecified 1910-05 s.n. Los Angeles Laurel Canyon. Comment
  RSA719101  Scrophularia californica subsp. floribunda Naomi S. Fraga 2001-5-27 52 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  CAS-BOT-BC238495  Scrophularia villosa Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6960 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, lower Bouchette Canyon (draining northeastward to Johnsons Landing) 91 Comment
  LA209610  Selaginella asprella Lawrence L. Kiefer; 1966-7-30 2287 Los Angeles San Gabriel Mountains, Trail 10W06 to Twin Peaks Divide, ca 0.5 mi up the trail from Three Points 1828 Comment
  SEINET5777284 Image available Selaginella bigelovii Marcus E. Jones 1882-1 3023 Los Angeles Pasadena Comment
  RSA683755  Selaginella bigelovii Howard de Forest 1929-2-9 s.n. Los Angeles Griffith Park. Comment
  RSA683767  Selaginella bigelovii Meryl B. Dunkle 1928-5-12 1927 Los Angeles Empire Landing 183 Comment
  UC91479  Senecio astephanus Dr. A. Davidson Los Angeles Comment
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Nov 3 2006
  CAS-BOT-BC333083  Senecio flaccidus var. douglasii Alice Eastwood 1919-6-21 9054 Los Angeles San Fernando Comment
  CAS-BOT-BC333102  Senecio flaccidus var. douglasii Robert F. Thorne; M. Z. Thorne 1966-8-29 36602 Los Angeles Inspiration Lookout along Angeles Crest Highway near junction with road to Blue Ridge Camp, San Gabriel Mountains, Angeles National Forest 2255 Comment
  RSA472938  Senecio flaccidus var. douglasii T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mts. Comment
  RSA472946  Senecio flaccidus var. douglasii Tom Burch 1940-9-22 s.n. Los Angeles Redondo Beach, sand hills south end of town Comment
  UCR127396  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25532 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, "Long Canyon,' north of Potrero Canyon 366 Comment
  RSA0017016  Senecio flaccidus var. douglasii P. A. Munz 1923-5-27 6888 Los Angeles Wash east of Rock Creek. Comment
  SEINET7042286  Senecio flaccidus var. douglasii A. G. Vestal 1938-7-4 s.n. Los Angeles Bottom of Wash, Eaton Canyon, Angeles National Forest. Mount Wilson quadrangle. UTM Zone 11, 399333mE, 3785184mN. Comment
  RSA586466  Senecio ionophyllus Orlando Mistretta, S. D. Boyd 1994-6-21 1372 Los Angeles San Gabriel Mountains. Santiago Canyon. Drainage northwest of Pacifico Mountain. 1890 Comment
  CAS-BOT-BC341194  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Rocky cliff between Avalon and Pebbly Beach, Santa Catalina Island 30 Comment
  CAS-BOT-BC341200  Senecio lyonii George B. Grant; Walter Wheeler 1904-4-21 1193 a/6134 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  UCR204196  Senecio lyonii Mark A. Elvin, Orlando Mistretta 1996-3-24 123 Los Angeles Channel Islands, San Clemente Island 9 Comment
  SBBG132070  Senecio lyonii S. A. Junak, B. Collins 1991-4-25 SCI 221 Los Angeles Thirst Cyn, S of rd to SHOBA, REWS ("Pole" on map) 493 Comment
  SEINET3480577  Sequoia sempervirens Unknown 1939-7-10 192 Los Angeles Los Angeles, Los Angeles Comment
  RSA483328  Setaria parviflora Robert Gustafson 1981-8-7 2345 Los Angeles Ballona Wetlands, Area 2. Comment
  UC1714448  Setaria pumila I. M. Johnston 1918-8-4 2110 Los Angeles between Pomona and Claremont 365 Comment
  UCSB470  Setaria viridis B., K. 1943-6-18 Los Angeles Lysimeter plots, Tanbark Flat, San Dimas Experimental Forest, San Gabriel Mountains 822 Comment
  SBBG19  Sidotheca trilobata R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  SBBG62397  Sidotheca trilobata R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCD98696  Silene gallica Robert F. Thorne; Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36730 Los Angeles Santa Catalina Island; Salta Verde, approximately N of Salta Verde Point. Comment
  RSA477877  Silene gallica Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  RSA533998  Silene gallica Timothy S. Ross 1991-5-17 5126 Los Angeles San Clemente Island, eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  UC1594379  Silene gallica Tim Ross and Amy Kendall 1992-4-15 6196 Los Angeles 1328' knoll w Stone Field Station (sw of 'Ledge,' 236 degrees sw ca 170 m distant from summit of Ledge, central upland portion of San Clemente Island); San Clemente Island, sw of Ledge 393 Comment
  SBBG15449  Silene laciniata subsp. laciniata C. B. Hardham 1958-6-14 3699 Los Angeles Chatsworth Hills Comment
  RSA477928  Silene laciniata subsp. major Tisdale 1929-05 s.n. Los Angeles Mulholland Drive Comment
  RSA135198  Silene multinervia Peter H. Raven, Henry J. Thompson 1960-5-16 15385 Los Angeles Along fire break in coastal sage association, ridge east of Temescal Canyon. 244 Comment
  CAS-BOT-BC175106  Silene verecunda Le Roy Abrams 1901-7-1 1935 Los Angeles Summit of San Antonio Mt. Comment
  RSA755609  Silene verecunda R. G. Swinney 2008-7-25 9310 Los Angeles Twin Peaks, west peak 2299 Comment
  UCR270854  Silene verecunda R. G. Swinney 2011-8-17 15635 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  UCR209279  Sisymbrium altissimum R. G. Swinney 2008-10-8 9527 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  RSA532643  Sisymbrium altissimum Timothy S. Ross 1991-8-14 5754 Los Angeles Roundtop Mountain. 1892 Comment
  RSA594682  Sisymbrium altissimum L. C. Wheeler 1946-8-28 6277 Los Angeles Mescal Creek, just about (south of) Appletree Flat 1883 Comment
  RSA428429  Sisymbrium irio Ida Lou Sayler 1942-4-19 s.n. Los Angeles Vacant lot, San Marino Comment
  CAS-BOT-BC75314  Sisymbrium officinale Robert F. Thorne; M. Z. Thorne 1967-6-25 37113 Los Angeles San Gabriel Mountains. Evey Canyon. 716 Comment
  RSA675001  Sisymbrium orientale LeRoy Gross 2003-2-22 731 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  SBBG109048  Sisymbrium orientale S. A. Junak 1996-5-29 SCl 537 Los Angeles lower portion of China Cyn, at bridge just upstream from mouth of cyn 6 Comment
  UCR258899  Sisymbrium orientale R. G. Swinney 2010-4-30 12465 Los Angeles San Gabriel Mountains, 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
  RSA648037  Sisymbrium orientale Orlando Mistretta 1992-7-13 673 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UC1060515  Sisyrinchium bellum Richard Snow 1953-3-21 Los Angeles Mulholland Drive Santa Monica Mountains Comment
  UCR213234  Sisyrinchium bellum Dan S. Cooper 2010-3-23 20100323- 05 A Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, south end of Cedar Grove 271 Comment
  SDSU11799  Sisyrinchium bellum Gerald Collier 1951-3-22 Los Angeles Faculty Hill; 1/4 mile west of UCLA campus on grassy slope. Comment
  RSA709744  Solanum americanum A. C. Sanders, Mark A. Elvin 2003-8-7 27162 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle. 282 Comment
  RSA778905  Solanum douglasii R. G. Swinney 2009-6-27 11286 Los Angeles San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge. 194 Comment
  UC26212  Solanum douglasii W. H. Brewer Dec. 1-5, 1860 33 Los Angeles Los Angeles Comment
  UCR217423  Solanum douglasii R. G. Swinney 2009-3-10 10063 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA580127  Solanum douglasii Tim S. Ross, Darin Banks 1994-4-12 7447 Los Angeles San Francisquito Canyon: ca 1080 m SW of San Francisquito Powerhouse No. 2, sever m W of the road, adjacent to the riparian strip. 451 Comment
  RSA670949  Solanum nigrum Joseph M. Keefe 2001-3-13 31091 Los Angeles East side of Tipton Terrace, 0.2 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042 256 Comment
  CAS-BOT-BC157587  Solanum umbelliferum Alice Eastwood 1906-6-1 108 Los Angeles Laurel Canyon Comment
  RSA427397  Solanum umbelliferum T. S. Clare 1929-3-3 15053 Los Angeles Topango [Topanga] Canyon. Comment
  RSA680544  Solanum umbelliferum Scott D. White, Michael Honer 2003-6-23 9585 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  RSA427376  Solanum wallacei Blanche Trask 1901-03 3366 Los Angeles Avalon, Santa Catalina Island. Comment
  POM155782  Solidago californica M. B. Dunkle 1928-10-7 2001 Los Angeles Middle Ranch Canyon 168 Comment
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Jun 5 2014
  RSA474077  Sonchus asper F. R. Fosberg 1931-4-13 S- 4620 Los Angeles Santa Catalina Island. Eagles nest. Middle Ranch Canyon. 180 Comment
  UCR259230  Sonchus asper Mitch Provance, Callen Huff 2009-4-29 10692 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
  RSA0021285  Sonchus oleraceus Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5080 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA188045  Sonchus oleraceus R. F. Thorne 1966-4-4 35790 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  UCR280569  Sonchus oleraceus R. G. Swinney 2014-5-13 16490 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA729745  Spartium junceum R. G. Swinney 1998-7-6 6272 Los Angeles San Gbriel Mtns.: Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
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Jan 26 2014
  CAS-BOT-BC389952  Spergula arvensis Geo. B. Grant 1909-4-1 s.n. Los Angeles Pasadena Comment
  RSA0097876  Spergularia bocconi Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5336 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SBBG105392  Spergularia bocconi R. M. Beauchamp 1976-5-22 4114 Los Angeles dump at Lemon Tank 332 Comment
  RSA0097893  Spergularia bocconi F. R. Fosberg 1931-5-21 S 4952 Los Angeles Santa Catalina Island. Parsons Landing. 5 Comment
  RSA0097903  Spergularia bocconi P. H. Raven 1962-4-11 17267 Los Angeles San Clemente Island. Due west of Wall 2. 9 Comment
  SD48937  Spergularia macrotheca Reid Moran 1958-9-15 6836 Los Angeles San Clemente Island, slope above Wilson's Cove. 500 Comment
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Aug 15 2014
  RSA0098113  Spergularia rubra Orlando Mistretta, Christine Mistretta 2008-5-16 3078 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 108 per TRTP Survey 2008), Van Tassel Motorway, Fish Canyon drainage 1100 Comment
  RSA0098581  Spergularia villosa R. F. Thorne 1973-4-11 42799 b Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 427 Comment
  UCR123642  Sphaeralcea ambigua var. rugosa Steven R. Hill, K. Kramer 2001-4-22 33360 Los Angeles San Gabriel Mtns./SW Mojave Desert, Elizabeth Lake Road, 9.7 mi by road SSW of the junction with Johnson Road, vicinity of Bee Canyon 549 Comment
  SEINET3150434  Sphaerostigma campestre G. B. Grant 1234 Los Angeles Pasadena Comment
  RSA601749  Stachys ajugoides var. rigida Louis C. Wheeler 1946-4-21 6192 Los Angeles San Gabriel Mountains. Cloverleaf Canyon (near head of canyon). Comment
  UCR259370  Stachys albens R. G. Swinney 2010-8-26 13591 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA446636  Stachys bullata M. B. Dunkle 1933-4-19 3308 Los Angeles Palos Verdes Hills. Comment
  RSA446648  Stachys bullata Freda Detmers 1931-3-12 s.n. Los Angeles Palo Verdes Hills Comment