Search Results — 2000 specimen records retrieved (1574 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
  RSA460979  Abronia John P. Hill 1929-3-1 s.n. Los Angeles El Segundo. Comment
  UC1605519  Abronia umbellata F. R. Fosberg 1973-11-15 52234 Los Angeles San Clemente Island, Eel Point Comment
  RSA0025877  Abronia umbellata Peter H. Raven 1962-4-11 17253 Los Angeles Due west of Wall 2, San Clemente Island. 9 Comment
  SD90054  Acacia cyanophylla Nancy Ryan Zabriskie 1972-8-26 532 Los Angeles South Pasadena, untended vacant lot, south of east end of Mill Road, west of storm drain Comment
  UC625727  Acamptopappus sphaerocephalus var. hirtellus Annie M. Alexander 1939-6-26 848 Los Angeles w Victorville Comment
Read comments
Feb 10 2015
  SEINET3195235 Image available Acer macrophyllum Leila M. Shultz 1981-4-9 4919 Los Angeles Rancho Santa Ana Botshic Garden, Claremont 300 Comment
  SFV2165  Acer macrophyllum R. L. Armacost 1952-5-9 508 Los Angeles Santa Monica Mountains Topanga Canyon. Comment
  RSA776735  Acer negundo Steve D. Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11675 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR273571  Achillea millefolium R. G. Swinney 2011-6-15 15194 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCD128348  Achillea millefolium Kathy Tajbakhsh 1996-4-13 17 Los Angeles Santa Catalina Island: Fisherman's bay, 200 meters outside of USC Marine Research Station. Comment
  POM8788  Achnatherum coronatum P. A. Munz, R. D. Harwood 1920-4-29 3794 Los Angeles San Dimas Canyon. 457 Comment
  CAS-BOT-BC260440  Achnatherum hymenoides Ernest C. Twisselmann 1966-4-27 12106 Los Angeles Mojave Desert. Hi Vista 868 Comment
  RSA91820  Achnatherum occidentale subsp. occidentale F. W. Peirson 1922-7-6 3154 Los Angeles ridge W of Pacifico Mtn. between Tie Canyon and Santiago Canyon drainages 2560 Comment
  UCSB30476  Achnatherum speciosum Jorgen, R. 1975-5-11 Los Angeles Intersection Ave U-8 and Pearblossom Hwy, 2.0 mi E of Littlerock on CA Hwy 138 975 Comment
  RSA630773  Achyrachaena mollis Steven A. Junak 1997-4-22 SCI- 853 Los Angeles San Clemente Island: E side of island, at SE end of westernmost of the two Twin Dam pools. 473 Comment
  CAS-BOT-BC204774  Acmispon argophyllus var. argenteus Mrs. Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island Comment
  SBBG128203  Acmispon dendroideus M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2207 Los Angeles S side of Eagle Cyn 344 Comment
  CATA110  Acmispon dendroideus var. dendroideus Mark L. Hoefs, A. Douglas Propst 1973-3-14 82 Los Angeles Santa Catalina Island: Cape Canyon 243 Comment
  UCD170828  Acmispon glaber var. brevialatus R. G. Swinney 2009-6-17 11175 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  CATA1580  Acmispon maritimus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2850 Los Angeles Santa Catalina Island: Upper end of road to Toyon Beach 381 Comment
  SEINET13203256 Image available Acmispon maritimus R. G. Swinney 2011-1 14478 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA0069364  Acmispon maritimus var. brevivexillus Dean W. Taylor 2003-3-26 18478 Los Angeles Vincent, ca. 1.5 air mile NW of Vincent electrical substation (along steel-tower electrical transmission line corridor); Soledad Pass vicinity. 1066 Comment
  SD186198  Acmispon micranthus A. C. Sanders, Mark Elvin, et al. 2003-4-14 25954 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  CHSC3669  Acmispon nevadensis Mary MacArthur 1966-6-4 43 Los Angeles Upper Chilao. Comment
  OBI50378  Acmispon procumbens var. procumbens Larry Kelly, David J. Keil 1989-4-21 364 Los Angeles San Gabriel mts. 2.3 mi SE of Valyrmo along Ft. Tejon rd Comment
  RSA0126889  Acmispon strigosus Dan S. Cooper 2016-4-15 416 -30 Los Angeles Torrance, west of Crenshaw Blvd., south of 208th St., east of railroad. 21 Comment
  SBBG67987  Acmispon wrangelianus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
Read comments
Sep 20 2009
  JEPS26432  Acourtia microcephala Peter H. Raven 1960-5-21 15410 Los Angeles University of California at Los Angeles; Santa Monica Mountains 121 Comment
  SEINET10891340  Actinidia chinensis Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3745 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  HSC18437  Adenostoma fasciculatum C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  JEPS44797  Adenostoma fasciculatum C. E. Hutchinson 1892-7-20 Los Angeles Old Mt. Wilson Trail 457 Comment
  RSA731300  Adenostoma fasciculatum James W. Raymond 1960-03 s.n. Los Angeles Brand Park. Verdugo Hills. 762 Comment
  UC1870251  Adenostoma fasciculatum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1087 Los Angeles Transverse Ranges; Verdugo Mountains region: North side of mountains; South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway 556 Comment
  RSA390482  Adenostoma fasciculatum var. fasciculatum Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  RSA498002  Adenostoma fasciculatum var. fasciculatum Richard Barkalew 1929-4-22 s.n. Los Angeles Nicholas Canyon Comment
  UC1409133  Adenostoma sparsifolium R. F. Thorne and Larry DeBuhr 1972-8-18 42233 Los Angeles ca. 2 mi. w. Clear Creek Station (near top of steep raodbank where Angeles Crest Hwy. crosses head of canyon, at junction with Angeles Forest Hwy.); San Gabriel Mts., Angeles Nat'l Forest 914 Comment
  LA211895  Adiantum capillus-veneris Duncan Bell; Caitlin Elam 2013-6-24 5267 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness, East Fork of the San Gabriel River, collecting in the Narrows, just south of the mouth of Iron Fork. 899.0 Comment
  RSA225706  Adiantum capillus-veneris R. F. Thorne, A. C. Gibson 1971-5-22 39771 Los Angeles San Gabriel Mountains, Angeles National Forest: Fish Canyon. 396 Comment
  RSA687678  Adiantum capillus-veneris M. B. Dunkle 1928-3-9 1721 Los Angeles Santa Catalina Island, Silver Canyon. 168 Comment
  RSA732926  Adiantum jordanii R. G. Swinney 2000-5-21 7774 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon., 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  UC440494  Adiantum jordanii F. M. Reed 1909-7-4 2844 Los Angeles hills s of Avalon; Catalina Isl 304 Comment
  UC62722  Adiantum jordanii R. S. Norris Apr. 1893 Los Angeles Fern Canyon; Santa Catalina Isl Comment
  UCR53223  Aegilops juvenalis B. Lennart Johnson 1965-1 s.n. Los Angeles Grown at University of California, Los Angeles 152 Comment
  SEINET3352193 Image available Aegilops tauschii Skrdla 1964-1 G 436 Los Angeles Grown at UCLA (Seed originally collected in Afghanistan) Comment
  PASA2377  Aesculus californica Frank W. Peirson 1923-6-9 Los Angeles Pine Canyon, Liebre Mts. 1188 Comment
  RSA0050333  Agalinis heterophylla Richard G. Swinney 2009-11-9 11584 Los Angeles Transverse Range; San Gabriel Mountains: confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork. 427 Comment
  UCR270085  Ageratina adenophora R. G. Swinney 2011-4-9 14386 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  POM11661  Agoseris retrorsa P. A. Munz 1921-6-17 4608 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  UCR209496  Agropyron cristatum R. G. Swinney 2008-6-17 9030 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA595801  Agrostis exarata Lauren Raz, Steve Boyd 1996-10-23 47 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 609 Comment
  UCR259659  Agrostis exarata R. G. Swinney 2010-9-7 13722 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  CAS-BOT-BC139357  Agrostis idahoensis Robert F. Thorne; J. Dourley 1967-10-10 37359 Los Angeles San Gabriel Mountains. Angeles National Forest. 1.5 mile east of Dawson Saddle. 2331 Comment
  CATA1853  Agrostis pallens Denise Kraus, Patricia Moore 2000-5-15 34 Los Angeles Santa Catalina Island: Goat Harbor burn, just off eastern firebreak road approx. 0.2 mile from beach. At GHB Transect 5 106 Comment
  RSA725306  Agrostis pallens K. Dobry 1991-6-11 d- 679 Los Angeles Santa Monica Mts las Virgenes and Mulholland Hwys. at Soka University Comment
  RSA258428  Aira caryophyllea C. W. Tilforth 1972-4-17 494 Los Angeles Found only in neglected pots in Screen House. [no precise locality indicated, but label header reads 'Weeds of Rancho Santa Ana Botanic Garden.' Probably collected from greenhouse at RSABG] Comment
  RSA601139  Aleurites fordii L. C. Wheeler 1946-6-28 6218 Los Angeles Los Angeles. East side St. Andrews St. south of San Marino St. (2nd or 3rd house, east side). Comment
  UC3067  Allium burlewii H. M. Hall Jun 3 1900-Jun 6 1900 1497 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 2042 Comment
  SBBG127054  Allium fimbriatum var. mohavense A. Parikh, N. Gale 2011-6-7 3425 Los Angeles Sierra Pelona, Portal Ridge, 2 km W of Godde Hill Rd, 0.4 km S of California Aqueduct; E Liebre Mtns 1011 Comment
  UC3098  Allium monticola H. M. Hall 1899-6-17 1235 Los Angeles San Antonio Peak 2743 Comment
  CAS-BOT-BC472945  Allium monticola John Thomas Howell 1947-7-18 23387 a Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  SD69645  Allium peninsulare Robert F. Thorne 1966-4-4 35773 Los Angeles Santa Catalina Island, dry grassy west-facing slope, Blue Cavern Point, northeast of Isthmus Cove. 29 Comment
  RSA535306  Allium praecox Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5311 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons, area burned within previous two years; upper E fork of Box canyon 477 Comment
  RSA0088152  Allophyllum divaricatum R. G. Swinney 2010-8-30 13611 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA191135  Allophyllum divaricatum R. F. Thorne, M. Z. Thorne 1967-6-25 37089 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 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
  RSA535543  Allophyllum glutinosum T. S. Ross, Annette Ross 1991-9-7 5957 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 375 Comment
  UC126060  Allophyllum glutinosum T. S. Brandegee 1890-5-20 Los Angeles Santa Catalina Isl. Comment
  RSA634  Allophyllum glutinosum J. T. Howell 1928-6-29 1011 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  CAS-BOT-BC170983  Alnus rhombifolia C. F. Baker 1908-8-2 3667 Los Angeles San Antonio Canon [canyon] near Claremont Comment
  POM2091  Alnus rhombifolia J. H. Barber 1898-2-22 370 Los Angeles Topanga Canyon Comment
  RSA601745  Amaranthus albus L. C. Wheeler 1966-10-22 9049 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
  UCR223679  Amaranthus albus R. G. Swinney 2009-8-25 11497 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
  RSA402950  Amaranthus albus F. R. Fosberg 1919-8-10 S 5621 Los Angeles Crystal Lake, Pine Flats, N. Fork San Gabriel Canyon 1600 Comment
  IRVC27451  Amaranthus blitoides A. C. Sanders, Mark A. Elvin 2002-8-28 25597 Los Angeles Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park NE end of Santa Susana Mtns. 360 Comment
  SD197645  Amaranthus blitoides A. C. Sanders, T. B. Salvato 2009-5-20 36875 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Boulevard (Highway 19) and west of Santa Anita Avenue. 66 Comment
  SBBG133185  Amaranthus californicus B. C. Templeton 1942-10-14 6588 Los Angeles Griffith Park, near Municipal Nursery Comment
  RSA258356  Amaranthus deflexus C. W. Tilforth 1972-6-1 565 Los Angeles Weeds of Rancho Santa Ana Botanic Garden. Frequent in all soils and conditions. Comment
  UCR143337  Amaranthus powellii Anstruther Davidson 1917-1 3299 Los Angeles Los Angeles Basin, Los Angeles 152 Comment
  POM30499  Amblyopappus pusillus George B. Grant, Wheeler 1904-5-7 38 Los Angeles Glendora. Comment
  UC468988  Ambrosia acanthicarpa Geo. B. Grant 1904-7-1 B 38 Los Angeles Pasadena Comment
  UCR209635  Ambrosia acanthicarpa R. G. Swinney 2008-10-8 9536 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  CATA1164  Ambrosia chamissonis Mark L. Hoefs 1995-5-30 2157 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  UCR109690  Ambrosia psilostachya R. D. Goeden, Don W. Ricker 1969-9-11 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo at San Gabriel Blvd., near Whittier Narrows Dam and Hwy 19 61 Comment
  POM294315  Ammannia robusta Lyman Benson 1946-10-16 12205 Los Angeles Hills above Devil's Gate Dam Comment
  UC80650  Amorpha fruticosa Anstruther Davidson Los Angeles Los Angeles Comment
Read comments
Jul 1 2010
  RSA0106743  Amsinckia R. G. Swinney 2011-5-3 14576 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA499939  Amsinckia intermedia Geo C. Johnstone 1925-3-8 s.n. Los Angeles Catalina Island. Comment
  SFV6498  Amsinckia intermedia T. Gordon, M. H. Grayum, P. McDonald 1974-6-4 s. n. Los Angeles Santa Susana Mountains Above cattle reservoir on Orcutt Ranch, north side of Oat Mountain Station. 1021 Comment
  UC24626  Amsinckia intermedia J. H. Barber 1897-3-19 71 Los Angeles Santa Monica Exp. Sta. Santa Monica Comment
  UCR142924  Amsinckia intermedia F. R. Fosberg 1931-3-23 S- 4329 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 60 Comment
  UC1922569  Amsinckia menziesii Gary Kovnat with LeRoy Gross 2003-2-16 18 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  RSA0091366  Amsinckia tessellata R. G. Swinney 2011-4-1 14291 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA465131  Anagallis arvensis M. B. Dunkle 1932-6-2 2170 Los Angeles Santa Catalina Island. White's landing Comment
  RSA653783  Anagallis arvensis J. Bogdanoff-Lord 1989-5-21 21 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
  SFV22005  Anagallis arvensis V. Soza, L. Gross, A. Munoz 2000-5-12 886 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. East-northeast-facing slope alongside trail to fire road, near junction. 396 Comment
  RSA0038442  Anagallis arvensis Carol Haines 1964-4-16 79 Los Angeles Robinson Road, Topanga, Santa Monica Mountains. 304 Comment
  RSA509601  Ancistrocarphus filagineus L. C. Wheeler 1967-5-8 9320 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 396 Comment
  RSA86715  Andropogon glomeratus var. scabriglumis F. W. Peirson 1926-3-20 6517 Los Angeles Arroyo Seco, near Altadena. Alt. 2500 ft. 762 Comment
  RSA503833  Anemopsis californica F. R. Fosberg 1930-7-3 S 3091 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA598576  Angelica tomentosa L. C. Wheeler 1968-6-16 s.n. Los Angeles San Gabriel Mountains. Divide between Cucamonga Canyon and Stoddard Canyon. 1066 Comment
  CHSC95544  Anisocoma acaulis LeRoy Gross 2005-4-28 2146 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  SD262179  Anisocoma acaulis R. G. Swinney 2014-5-7 16337 Los Angeles San Gabriel Mountains: east of Valyermo, east end of Holcomb Ridge, 0.35 - 0/45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge. 1280 Comment
  SFV7502  Anisocoma acaulis M. H. Grayum, D. R. Perry, S. Merschel 1975-5-4 s. n. Los Angeles Mojave Desert Antelope Valley. Along Pearblossom Highway, west of Littlerock. 854 Comment
  RSA729735  Antennaria dimorpha R. G. Swinney 1998-6-12 6960 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
  RSA188189  Anthemis cotula R. F. Thorne, Percy C. Everett 1965-6-23 364961 Los Angeles Santa Catalina Island, along streambed in lower part of Hamilton Canyon 61 Comment
  CAS-BOT-BC84664  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles End of small canyon 1/2 mi east of intersection of Colima Ave & Punta del Este St north of Whittier Comment
  RSA660756  Anthemis cotula Mary D'Arche 1981-5-27 81 -26 Los Angeles Frank Bonelli Park, N of lake, 1/2 mi from the road. Comment
  RSA0116124  Antirrhinum coulterianum R. G. Swinney 2010-6-1 13166 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
  RSA11019  Antirrhinum coulterianum Carl B. Wolf 1928-4-1 1609 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  RSA371543  Antirrhinum coulterianum David M. Thompson 1983-8-1 309 Los Angeles Sand Canyon Road. On 1982 USFS prescribed burn on very steep slope of brush-covered hill directly across Sand Canyon Road from Live Oak Picnic Area. 640 Comment
  RSA0091513  Antirrhinum multiflorum R. G. Swinney 2011-6-29 15349 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  UCR118635  Antirrhinum multiflorum O. F. Clarke 1981-3-22 s.n. Los Angeles Santa Susana Mtns., about 2 miles west of Chatsworth [probably in vicinity of Santa Susana Pass] Comment
  CATA491  Antirrhinum nuttallianum subsp. subsessile Sara L. Crockett 1997-4-1 633 Los Angeles Santa Catalina Island: 0.3 mile WNW on Two Harbors Road from jct. with upper road leading into Little Harbor CG; moist pockets adjacent to old road leading to power poles on N side of road 45 Comment
  RSA187754  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-4-5 35876 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  SBBG32042  Aphanes occidentalis R. N. Philbrick with R. F. Thorne 1967-5-19 67 258 a Los Angeles between Sweetwater and Middle Ranch Cyns Comment
  RSA167821  Aptenia cordifolia R. F. Thorne, P. C. Everett 1964-2-7 33454 Los Angeles Weed at lower end of Pebbly Beach Canyon at base of building, E end of Santa Catalina Island. 76 Comment
  POM18142  Aquilegia formosa var. hypolasia P. A. Munz 1923-5-25 6810 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA0126402  Arabis glabra var. glabra Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1344 Los Angeles La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon. 457 Comment
  RSA0126406  Arabis glabra var. glabra Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Monrovia Canyon. Comment
  UCR272843  Arabis platysperma R. G. Swinney 2011-8-5 15615 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA482626  Arabis pulchra N. C. Cooper 1948-4-21 2668 Los Angeles Littlerock Creek. 762 Comment
  RSA470441  Aralia californica H. de Forest 1932-6-25 15529 Los Angeles Black Canon Arroyo Seco Comment
  RSA755848  Arceuthobium californicum R. G. Swinney 2008-7-2 9114 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  RSA226949  Arceuthobium californicum Robert F. Thorne 1971-8-25 41235 Los Angeles San Gabriel Mts., Angeles National Forest: Mt. Baden-Powell, N slope along trail to Vincent Gap 2226 Comment
  RSA629075  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20420 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA626710  Arctostaphylos glandulosa Raymond J. Dobbs 1924-4-30 934 Los Angeles 1/2 mile below Switzers. Comment
  RSA626775  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20490 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA626805  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22097 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  CAS-BOT-BC23241  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-4-13 1520 Los Angeles Wilson's Peak 1219 Comment
  RSA626814  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-8-20 20183 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631496  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16042 Los Angeles Ridge Route, 9 km south of Liebre Gulch turnoff. 1000 Comment
  RSA631547  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-10 21999 Los Angeles Road 7N23, north of Burnt Peak. 1425 Comment
  RSA631557  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22002 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631578  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15624 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631635  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15836 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631701  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15842 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA763218  Arctostaphylos glauca Justin M. Wood 2010-5-10 1582 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA641497  Arctostaphylos parryana L. C. Wheeler 1967-8-28 10553 Los Angeles Dollar Mine at head of Dry Gulch off Coldwater Canyon 2195 Comment
  RSA634847  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20540 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634857  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20571 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635166  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22018 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635179  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20598 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA635242  Arctostaphylos patula Jon E. Keeley 1993-2-1 22590 Los Angeles Mt. Baldy Ski Resort. San Gabriel Mtns. 2280 Comment
  RSA635252  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20643 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR202708  Arctostaphylos patula R. G. Swinney 2001-8-18 8050 Los Angeles San Gabriel Mtns., Mt. Baden-Powell 2866 Comment
  UCR203111  Arctostaphylos patula R. G. Swinney 2001-8-27 8105 Los Angeles San Gabriel Mountains, Mt. Burnham, west of Mt. Baden-Powell 2743 Comment
  RSA597389  Argemone munita Tim S. Ross, S. D. Boyd 1990-6-18 3507 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  CAS-BOT-BC137667  Aristida adscensionis I. M. Johnston 1918-4-27 1861 Los Angeles Temescal Canon [Canyon]. 365 Comment
  RSA150680  Aristida adscensionis var. modesta P. H. Raven 1962-5-8 17609 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  UC1870333  Aristida purpurea var. parishii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  UC624988  Artemisia californica F. R. Fosberg 1931-12-10 7156 Los Angeles <left fork> Pebble Beach Canyon; Santa Catalina Island, Pebble Beach Canyon 20 Comment
  POM199711  Artemisia douglasiana I. W. Clokey, B. C. Templeton 1929-06 4594 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA0058233  Artemisia douglasiana Richard G. Swinney 2010-4-23 12343 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA0103475  Artemisia douglasiana R. G. Swinney 2011-10-18 15810 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
  RSA5210  Artemisia douglasiana C. B. Wolf 1932-9-13 4065 Los Angeles Bryant Ranch, 350 ft s. of n. boundary in drainage ditch in s.e. 1/4 sect. 27. (460 ft e. and 350 ft s. of n.w. corner of s. 1/4 sect. 27 T4S R12W) 5 Comment
  RSA535553  Artemisia douglasiana Timothy S. Ross, Annette Ross 1991-9-7 5958 Los Angeles Santa Monica Mtns: near Mulholland Hwy & Yerba Buena Road. 360 Comment
  CAS-BOT-BC93868  Artemisia dracunculus F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  JEPS30639  Artemisia dracunculus Henry J. Thompson and Peter H. Raven 1959-9-27 14512 Los Angeles Sepulveda Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  UCR210096  Artemisia dracunculus R. G. Swinney 2008-10-16 9614 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  LA202950  Artemisia tridentata subsp. parishii LeRoy Abrams; 1916-10-31 6363 Los Angeles Fremont's Pass near Newhall Comment
  POM182392  Artemisia tridentata subsp. parishii Joseph A. Ewan 1931-11-11 5296 Los Angeles Del Valle, Santa Clara River Valley. Comment
  UCR158441  Artemisia tridentata subsp. parishii David Charlton 1991-6-6 5646 D Los Angeles Western Mojave Desert, Edwards Air Force Base, South Track Well Field, 0.25 mi. north of water tank on unpaved road 701 Comment
  RSA417397  Artemisia tridentata subsp. tridentata L. C. Wheeler 1933-10-22 2189 Los Angeles Pine Flat, N Fork San Gabriel River, San Gabriel Mts. 1676 Comment
  UC1971457  Asclepias californica Louis C. Wheeler 1946-8-24 6244 Los Angeles SAN GABRIEL MOUNTAINS: Wawona Lodge (site) adjacent to Crystal Lake. Comment
  PASA1940  Asclepias eriocarpa Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  LA94120  Aspidotis californica Lawrence L. Kiefer; 1966-3-27 1814 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  RSA443518  Aster subulatus var. ligulatus A. C. Sanders 1987-9-18 7353 Los Angeles El Segundo Dune, W of Los Angeles International Airport and Pershing Dr. 38 Comment
  POM2650  Astragalus bicristatus I. M. Johnston 1918-7-6 2056 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  UC397175  Astragalus didymocarpus P. A. Munz 1919-4-5 2435 Los Angeles near San Dimas (Puddingstone Canyon); , near San Dimas Comment
  RSA415460  Astragalus didymocarpus var. didymocarpus Blanche Trask 1901-03 2242 Los Angeles Avalon, Catalina Island. Comment
  CAS-BOT-BC182835  Astragalus douglasii Le Roy Abrams 1901-4-5 1338 Los Angeles Chatsworth Park Comment
  UC586902  Astragalus douglasii var. douglasii Joseph Andorfer Ewan 1934-8-3 8399 Los Angeles below Big Pines Camp (Swartout Valley, San Gabriel Mts.); San Gabriel Mts., Swartout Valley, below Big Pines Camp 2042 Comment
  SBBG20914  Astragalus filipes E. C. Twisselmann 1964-6-10 9624 Los Angeles Old Hwy 99, 0.5 mi NW of Gorman 1188 Comment
  SBBG98613  Astragalus gambelianus T. Ross 1991-4-21 4556 Los Angeles ridgetop between Turnbull and Sycamore Cyns; Whittier Hills 320 Comment
  SBBG44700  Astragalus lentiginosus R. Hoffmann 1930-4-29 Los Angeles Lancaster 711 Comment
  SBBG12327  Astragalus miguelensis P. H. Raven 1962-5-8 17620 Los Angeles near summit of ridge above Wilson Cove 121 Comment
  SD85144  Astragalus miguelensis E. R. Blakley 1962-6-9 5192 Los Angeles San Clemente Island, China Point, sandy loam soil 3 Comment
  JEPS54789  Astragalus preussii var. laxiflorus Dr. A. Davidson c. 1894 Los Angeles Antelope Valley , Antelope Valley (Mohave Desert) Comment
Read comments
May 25 2011
  UC63671  Astragalus purshii var. tinctus H. M. Hall June 1899 Los Angeles Schwartout Canyon San Antonio Mountains, Schwartout Canyon Comment
  CAS-BOT-BC193085  Astragalus pycnostachyus var. lanosissimus Geo. B. Grant 1904-7-8 6317 Los Angeles Cienaga Comment
  CAS-BOT-BC194026  Astragalus trichopodus var. lonchus S. B. Parish 1918-2-23 1164 Los Angeles Hermosa Beach Comment
  UC13396  Astragalus trichopodus var. lonchus Blanche Trask Dec. 1895 Los Angeles Avalon Santa Catalina Island (Santa Catalina Island) Comment
  RSA60414  Astragalus trichopodus var. lonchus Frank W. Gould 1944-3-26 2181 Los Angeles Palos Verde hills near Walteria. Comment
  RSA15344  Astragalus trichopodus var. phoxus C. B. Wolf 1926-04 s.n. Los Angeles Big Tujunga Wash, east of San Fernando Comment
  UCR155362  Astragalus trichopodus var. phoxus A. C. Sanders 2005-5-5 29875 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  SD69682  Astragalus trichopodus var. trichopodus Robert F. Thorne, P. Everett 1965-6-22 34871 Los Angeles Santa Catalina Island on road to Pebble Beach ca. .5 miles from Avalon 7 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
  RSA411867  Atriplex argentea Anstruther Davidson 1892-09 s.n. Los Angeles E. Los Angeles. Comment
  POM246557  Atriplex californica F. R. Fosberg 1931-5-17 S- 4889 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  POM246578  Atriplex californica F. R. Fosberg 1931-4-29 S- 4710 Los Angeles Mouth [of] Cottonwood Canyon, Santa Catalina Island. 5 Comment
  SEINET3930686  Atriplex canescens subsp. canescens Timothy S. Ross, Steve Boyd 1994-9-20 8227 b Los Angeles Located 2 miles northwest of Acton. Sandy wash, south side of intersection Escondido Canyon Road and Red Rover Mine Road.; 0 884 Comment
  UC1871063  Atriplex coulteri T. S. Ross, Janet Takara, Misty Gay 1993-4-20 6827 Los Angeles Channel Islands; Santa Catalina Island; Indian head Rock, SSw of, and overlooking, Little Harbor; Santa Catalina North USGS 7.5' quad; near 33 deg. 22'46''N 118deg. 28'41''W; ca 260 feet elevation 79 Comment
  UCR73413  Atriplex coulteri T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5168 Los Angeles San Clemente Island, 950 ft. WNW of Stone at the beginning of Stone Canyon drainage. 442 Comment
  SEINET4135194  Atriplex lentiformis Grant D. Brown 1950-11-24 565 Los Angeles Base of Palisades bet. Colorado Avenue and Broadway in Santa Monica.; 0 8 Comment
  CATA1165  Atriplex leucophylla Mark L. Hoefs 1995-5-30 2158 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  CATA3535  Atriplex leucophylla Peter J. Dixon 2017-9-13 102 Los Angeles Santa Catalina Island: Pacific side; Shark Harbor, salina and dune, very near coast, growing in sand 0 Comment
  UC494401  Atriplex nummularia Philip A. Munz 1932-8-31 12818 Los Angeles on sandy sea-bluff Playa del Rey Comment
  CATA3534  Atriplex prostrata Peter J. Dixon 2017-9-13 101 Los Angeles Santa Catalina Island: Pacific side; Shark Harbor, margins of drainage and dune, sandy or rocky soils, very near coast 0 Comment
  RSA478381  Atriplex rosea F. R. Fosberg 1930-6-23 2947 Los Angeles Del Rey, 2 Comment
  RSA670807  Atriplex semibaccata Joseph M. Keefe 2001-3-16 31096 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105 284 Comment
  RSA453957  Atriplex semibaccata Jack Rempel 1932-5-9 s.n. Los Angeles El Segundo. Comment
  UC557708  Atriplex semibaccata Nell Murbarger May, 1936 211 Los Angeles San Clemente Island San Clemente Island (over entire island) Comment
  UCR228420  Atriplex serenana var. serenana Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 8005 Los Angeles Mojave Desert, Antelope Valley, along Sierra Highway, E of sewer ponds, jct of 10th Ave and Sierra Highway, 730 m S of Avenue C 702 Comment
  RSA0029995  Atriplex suberecta R. E. Riefner Jr. 2008-7-28 08 -254 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, vicinity of Vermont Ave. and Normandie Ave. 1 Comment
  UCR154365  Atriplex suberecta A. C. Sanders 2005-5-5 29902 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near gate at NE end 655 Comment
  RSA709687  Avena barbata LeRoy Gross 2005-4-28 2176 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. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR258715  Avena barbata R. G. Swinney 2010-5-19 12831 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
  RSA599112  Avena fatua V. W. Steinmann 1996-3-30 815 Los Angeles Pomona, Elephant Hill. 300 Comment
  RSA779995  Avena fatua R. G. Swinney 2009-4-7 10287 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR213404  Avena fatua A. C. Sanders, Dan S. Cooper 2010-3-12 37348 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA187949  Avena sativa R. F. Thorne 1966-4-29 36274 Los Angeles Santa Catalina Island: above ranch in Middle Ranch Canyon 229 Comment
  IRVC28704  Baccharis douglasii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25486 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  POM158117  Baccharis douglasii L. R. Abrams 1903-8-26 2976 Los Angeles Ballona Creek, near Mesmer Comment
  RSA596697  Baccharis douglasii Steve Boyd, Lauren Raz 1996-9-24 8934 B Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  RSA5982  Baccharis douglasii C. B. Wolf 1932-9-13 4055 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  LA31672  Baccharis plummerae Peter H. Raven; Henry J. Thompson 1958-10-11 13749 A Los Angeles 426 Comment
  RSA657106  Baccharis plummerae subsp. plummerae Carl Wishner 2000-10-13 3951 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot. 58 Comment
  CAS-BOT-BC98153  Baccharis salicifolia Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7419 Los Angeles Palos Verdes Peninsula : Rancho Palo Verdes; un-named horeshoe-shaped canyon to the NE of upper Forrestal Drive; 173 Comment
  SEINET899243  Baccharis salicifolia Johnston 1917-1 8933 Los Angeles Wilmington. Comment
  UC1871181  Baccharis salicifolia subsp. salicifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4940 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UCR65258  Baccharis salicina F. R. Fosberg 1931-12-10 07153 Los Angeles Channel Islands, Pebble [Pebbly] Beach, Santa Catalina Island 5 Comment
  CAS-BOT-BC16440  Barbarea orthoceras Joseph Andorfer Ewan 1936-7-22 9798 Los Angeles San Gabriel Mountains. Big Pines Meadow. 2072 Comment
  RSA584112  Berberis aquifolium var. aquifolium T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 2997 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA721720  Berberis aquifolium var. aquifolium R. G. Swinney 1995-3-11 3381 Los Angeles Glendora, Big Dalton Canyon 378 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
  RSA423231  Beta vulgaris Anstruther Davidson 1893-05 s.n. Los Angeles Los Angeles. Comment
  UCR258887  Bidens pilosa R. G. Swinney 2010-8-16 13518 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC101989  Bidens pilosa David D. Keck 1932-10-10 1947 Los Angeles South Pasadena Comment
  UCR282229  Blitum californicum Dan S. Cooper 2016-4-25 416- 31 Los Angeles Los Angeles, Griffith Park, Vermont Canyon 311 Comment
  RSA604536  Bothriochloa barbinodis Sara L. Crockett, Mark Hoefs, Steven A. Junak, Janet Takara 1997-3-28 622 Los Angeles Santa Catalina Island. N side of Cherry Harbor, overlooking mud flats, 20-30m upslope 43 Comment
  SEINET7596660 Image available Bothriochloa barbinodis E. R. Blakley 1963-1 5566 Los Angeles Hillside above Pebbly Beach along Terrace Drive. Santa Catalina Island. 107 Comment
  RSA187850  Bowlesia incana R. F. Thorne 1966-4-7 35961 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  UC1587748  Bowlesia incana Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5279 Los Angeles 1800 ft se of Malo Knoll (w fork of Near-Death Canyon, draining to Mosquito Cove (beginning 800 ft n of Rest marker), San Clemente Island); San Clemente Island, Near-Death Canyon 304 Comment
  UC557691  Bowlesia incana Nell Murbarger April, 1936 190 Los Angeles e side of San Clemente Island San Clemente Island Comment
  UCR125396  Bowlesia incana A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25720 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  RSA583030  Brachypodium distachyon Timothy S. Ross 1993-4-22 6870 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak, saddle on E side of peak. 448 Comment
  UCR272017  Brassica geniculata R. G. Swinney 2010-4-15 12263 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  RSA0084247  Brassica nigra L. C. Wheeler 1967-5-9 9396 Los Angeles North fork, Dark Canyon, off Arroyo Seco at Angeles Crest Highway. 853 Comment
  POM214316  Brassica rapa L. C. Wheeler 1934-3-23 2463 Los Angeles San Dimas Canyon 426 Comment
  RSA482917  Brassica rapa Georgie Cook, Thelma Ashley 1926-07 s.n. Los Angeles Gardena. Comment
  RSA648025  Brassica rapa var. rapa Tim Turmezei 1988-3-2 6 Los Angeles Walnut Creek. Comment
  CAS-BOT-BC100418  Brickellia californica F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  RSA609011  Brickellia californica L. C. Wheeler 1930-11 s.n. Los Angeles Clark's Grove, [Vicinity of Claremont]. Comment
  RSA638236  Brickellia californica L. C. Wheeler 1967-9-4 10649 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  RSA761717  Brickellia californica R. G. Swinney 2008-9-10 9415 Los Angeles South Fork Big Rock Creek 1463 Comment
  UC63390  Brickellia californica Ernest Braunton 1902-10-1 730 Los Angeles Sherman Comment
  RSA330764  Brickellia microphylla Wayne E. Sawyer 1981-8-30 138 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle. 2302 Comment
  CAS-BOT-BC106146  Brickellia nevinii Louis A. Grenta 1901-5-1 s.n. Los Angeles Santa Monica Range Comment
  POM351152  Brickellia nevinii Geo L. Moxley 1916-9-4 517 Los Angeles Eaton Canyon, San Gabriel Mtns. Comment
  SBBG113057  Brodiaea jolonensis S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 598 Los Angeles N of Airport Rd, at S end of Whitley's Pk Ridge 417 Comment
  UCR180364  Bromus arenarius Scott D. White, Pam Devries 2006-5-9 11403 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  UCR187063  Bromus arenarius A. C. Sanders 2006-5-16 32364 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  RSA595656  Bromus carinatus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8551 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA712916  Bromus carinatus A. C. Sanders, Mark A. Elvin 2003-4-16 26044 Los Angeles Santa Clara River watershed: Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi south of of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  RSA773617  Bromus carinatus R. G. Swinney 2009-6-24 11236 Los Angeles summit of Granite Mountain 1988 Comment
  SBBG120050  Bromus carinatus A. C. Sanders 2003-5-26 26848 Los Angeles long abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Freeway (which bisects pit) and N of Santa Fe RR, E of San Gabriel River channel 171 Comment
  RSA595324  Bromus catharticus D. L. Banks 1996-4-24 910 Los Angeles Claremont, localized escape in the lawn at the corner of Doane Ave. & Guilford Ave., The lawn has not been mowed in several weeks and is hosting several other escaped grass species, as well as introduced broad-leaved weeds such as Cerastium vulgare, Cotula australis, Erodium cicutarium, Brassica sp., etc. Comment
  UCD58339  Bromus catharticus Ernest C. Twisselmann 1961-10-31 6695 Los Angeles Mojave Desert. Antelope Valley: Avenue A at 90th Street. 685 Comment
  RSA529286  Bromus diandrus Timothy S. Ross 1991-4-8 4472 Los Angeles Elephant Hill: western Pomona 229 Comment
  UCR130831  Bromus diandrus David Charlton 1989-4-7 2877 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  UCR193706  Bromus diandrus R. G. Swinney, Dave Larson 1999-5-29 7223 B Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  UCSB30469  Bromus diandrus Jorgen, R. 1975-5-11 Los Angeles Intersection of Ave U-8 and CA Hwy 138, 2.0 mi E of Littlerock 975 Comment
  CLARK-A1528-4537  Bromus grandis John C. Roos 1942-5-23 1060 Los Angeles Santa Anita Canyon Comment
  POM1258  Bromus grandis Le Roy Abrams 1902-7-2 2632 Los Angeles Little Santa Anita Canyon, Sierra Madre [San Gabriel Mountains.] Comment
  RSA589231  Bromus grandis Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2930 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  POM363864  Bromus hordeaceus Anstruther Davidson 1917-04 3228 Los Angeles E. Los Angeles. Comment
  POM363873  Bromus hordeaceus Robert Gustafson 1981-3-18 2124 Los Angeles Ballona Wetlands, Area 3. Comment
  UC50582  Bromus hordeaceus Dr. A. Davidson Los Angeles Los Angeles Comment
  RSA92044  Bromus hordeaceus F. W. Peirson 1918-04 4198 Los Angeles Altadena. Comment
  RSA92045  Bromus hordeaceus F. W. Peirson 1918-5-5 1555 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  UC905482  Bromus laevipes F. R. Fosberg 1931-4-7 S 4501 Los Angeles Santa Catalina Island, Hamilton Beach Hamilton Beach; Santa Catalina Island, Hamilton Beach 10 Comment
  LA13780  Bromus orcuttianus Victor Duran; 1933-7-20 3521 Los Angeles San Gabriel Mountains, Buckhorn 1981 Comment
  RSA522339  Bromus pseudolaevipes Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4023 Los Angeles San Gabriel Mountans: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Westerly drainage that meets Tie Canyon. 1524 Comment
  POM1278  Bromus rubens C. F. Baker 1909-4-20 5277 Los Angeles Claremont. 365 Comment
  RSA651761  Bromus rubens Diane T. Liggett 1981-5-25 19 Los Angeles San Dimas Experimental Forest, 45 kilometers east of Los Angeles, [San Gabriel Mountains]. 823 Comment
  UCD59579  Bromus rubens A. A. Beetle 1942-4-18 3081 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  UCR11921  Bromus rubens P. H. Raven, H. J. Thompson 1960-4-13 15073 Los Angeles Western Transverse Range; Santa Monica Mtns., NW slope of Mt. Hollywood 335 Comment
  UCR177777  Bromus rubens LeRoy Gross 2005-4-28 2118 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  IRVC26167  Bromus sterilis A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26240 Los Angeles Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  LA206369  Bromus tectorum Barry A. Prigge; 1986-3-29 7148 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River at Lang Station Road 518 Comment
  RSA0019951  Bromus tectorum Timothy S. Ross 1992-4-4 6093 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  UCR258770  Bromus tectorum R. G. Swinney 2010-5-19 12835 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
  UCR280577  Bromus tectorum R. G. Swinney 2014-4-18 16129 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  UCR142205  Cakile maritima June Latting 1979-5-24 s.n. Los Angeles Pacific Coast, Malibu Beach, Santa Monica Mtns. 30 Comment
  CAS-BOT-BC233951  Calandrinia breweri Carl Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  UC1922752  Calandrinia breweri Valerie L. Soza, Laura Moore 2000-5-10 870 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. Near 34deg 14' 22.9'' N 118deg 18' .7'' W T2N R14W NE/4, SW/4 sec. 24. Comment
  UCR256167  Calandrinia breweri R. G. Swinney 2010-3-22 12004 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA709674  Calandrinia ciliata LeRoy Gross 2005-4-28 2163 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
  RSA752799  Calandrinia ciliata R. F. Thorne 1980-4-25 54125 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  RSA632018  Calandrinia ciliata L. C. Wheeler 1973-4-8 s.n. Los Angeles Divide between Aliso Canyon and Arrastre Canyon. 1005 Comment
  SBBG121995  California macrophylla A. Parikh, N. Gale 2005-4-11 762 Los Angeles Liberty Cyn, 0.6 km N of intersection of Hwy 101 and Liberty Cyn Rd, Agoura Hills 267 Comment
  NY465059  Callitriche marginata H. E. Hasse 1890-3-18 4795 Los Angeles Near Santa Monica Comment
  POM1724  Calochortus albus R. D. Williams 1901-5-3 14 Los Angeles Claremont, Palmer's Canyon. Comment
  RSA377301  Calochortus catalinae Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Ridge W. of Mandeville Canyon, [Santa Monica Mountains] 400 Comment
  SD41967  Calochortus catalinae Darley F. Howe 1947-3-22 Los Angeles Los Flores Canyon, near coast north of Santa Monica. Comment
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May 28 2014
  UCD139490  Calochortus catalinae Daryl Koutnik 1978-4-28 446 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  UCR140430  Calochortus catalinae June Latting 1958-5-11 288 Los Angeles Western Transverse Range; Santa Monica Mtns., Arroyo Sequit, 2 miles north of junction of Mulholland Hwy and Pacific Coast Highway 183 Comment
  SD234441  Calochortus clavatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26132 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn 7.5' Q) 487 Comment
  UC1134559  Calochortus clavatus A. H. Warne 1935-7-9 204 Los Angeles divide between East For, San Dimas and San Gabriel Canyon; San Dimas Experimental Forest, Cucamonga Quad. 1325 Comment
  IRVC26642  Calochortus clavatus var. gracilis B. C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 1402 Los Angeles Bouquet Canyon. Western San Gabriel Mtns. 600 Comment
  RSA709913  Calochortus flexuosus Sarah J. De Groot, Krina De Groot 2005-3-12 3615 Los Angeles Cultivated at Rancho Santa Ana Botanic Garden. Original material from the Whipple Mountains, San Bernardino county, CA. Ridge near summit. 1104 Comment
  JEPS17762  Calochortus invenustus Frank W. Peirson 1918-6-17 9 Los Angeles Head of Rock Creek San Gabriel Mountains 1981 Comment
  RSA641303  Calochortus palmeri var. palmeri Orlando Mistretta, Mark Elvin 1995-3-30 1681 Los Angeles San Gabirel Mountains: Devil's Punchbowl., Near 34 24 54 N 117 50 55 W. 1311 Comment
  CAS-BOT-BC132480  Calochortus plummerae R. C. Foster 1937-6-3 337 Los Angeles Along Mills Ave., Claremont Comment
  RSA377422  Calochortus plummerae Robert L. Dressler 1949-6-19 890 Los Angeles Johnstone Peak, San Gabriel Mountains. 762 Comment
  RSA641079  Calochortus plummerae Orlando Mistretta 1995-6-23 1838 -A Los Angeles San Gabriel Mountains: Lookout Mountain trail. 1814 Comment
  RSA9067  Calochortus plummerae R. Johnson 1931-06 3194 Los Angeles Verdugo Mountains: Tuna Canyon, Johnsons Ranch. 351 Comment
  RSA786599  Calochortus splendens Doris Bowers 1957-5-2 45 Los Angeles Road to Puddingstone, LaVerne 320 Comment
  UC1134549 Image available Calochortus venustus A. D. Gifford 1935-5-15 712 Los Angeles 2 mi w Neenach; Tejon Quad. 914 Comment
  CAS-BOT-BC496761  Calochortus venustus Le Roy Abrams; E. A. McGregor 1908-6-20 361 Los Angeles Liebre Mountain 1463 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
  RSA249749  Calycoseris parryi R. F. Thorne 1973-5-11 43478 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  UCR261772  Calyptridium monandrum R. G. Swinney 2010-5-11 12684 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
  RSA0076020  Calystegia macrostegia R. G. Swinney 2010-4-15 12232 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA572380  Calystegia macrostegia subsp. amplissima F. H. Elmore 1939-11-26 s.n. Los Angeles NorthWest Harbor of San Clemente Island. Comment
  RSA226218  Calystegia macrostegia subsp. intermedia Gary D. Cromwell, David W. Wheat 1971-5-8 646 Los Angeles Mystic Canyon, 2 mi NE of Glendora, near firebreak on ridge to west of Canyon 609 Comment
  RSA549168  Calystegia occidentalis subsp. fulcrata T. S. Ross 1992-7-16 6690 Los Angeles Near summit of Mt. Gleason, just E of the military reservation. 1901 Comment
  UCR98789  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-4-30 9605 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  POM3088  Camissonia bistorta E. L. Brown 1893-05 s.n. Los Angeles Los Angeles, Elysian Park Comment
  RSA465665  Camissonia bistorta Howard Mullins 1931-4-15 s.n. Los Angeles Flintridge Comment
  RSA466150  Camissonia californica L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles National Forest. [San Gabriel Mountains.] Comment
  UCR194013B  Camissonia campestris R. G. Swinney 1999-5-22 7209 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  RSA0092325  Camissonia campestris subsp. campestris R. G. Swinney 2011-4-20 14432 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. 1220 Comment
  RSA454724  Camissonia campestris subsp. campestris N. C. Cooper 1949-4-19 3607 Los Angeles Mojave Desert, Lancaster. 762 Comment
  RSA614332  Camissonia campestris subsp. campestris Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs County Park. Comment
  RSA454030  Camissonia cheiranthifolia subsp. suffruticosa Dorothy Nichols 1936-4-1 s.n. Los Angeles El Segundo. Comment
  RSA448979  Camissonia hirtella Unspecified 1915-8-1 1931 Los Angeles Camp Baldy, San Gabriel Mts. So. Calif. Comment
  RSA449029  Camissonia micrantha Louis C. Wheeler 1932-5-21 735 Los Angeles Garapito Creek, Santa Monica Mountains. 305 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
  RSA0036302  Camissonia strigulosa LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6974 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
  RSA75382  Camissonia strigulosa F. W. Peirson 1919-5-10 405 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains. 915 Comment
  SBBG60517  Camissonia strigulosa R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR271577  Camissonia strigulosa R. G. Swinney 2011-6-23 15288 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UCR271590  Camissonia strigulosa R. G. Swinney 2011-5-19 14765 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  UCR282669  Camissonia strigulosa Dan S. Cooper 2017-4-13 417- 25 Los Angeles Cornell Road south of Agoura Rd., just east of Medea Creek 253 Comment
  LA206066  Camissoniopsis cheiranthifolia subsp. cheiranthifolia J. A. Ewan; 1932-5-19 7544 Los Angeles near power house Playa del Rey Comment
  RSA0113438  Camissoniopsis confusa LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7541 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
  UC917792  Cardionema ramosissimum Frank W. Gould 1944-4-15 2284 Los Angeles Sepulveda Blvd. near West R.R., Manhatten Beach vicinity Manhattan Beach Comment
  RSA89051  Carduus nutans George W. Garrettson 1954-7-9 s.n. Los Angeles Rancho San Vicente at La Puente and Lemon Streets, Walnut. Comment
  UCR223593  Carex R. G. Swinney 2009-6-8 11082 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
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Sep 12 2018
  RSA762419  Carex alma R. G. Swinney 2008-8-13 9377 Los Angeles Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR193166  Carex alma R. G. Swinney 1999-8-14 7621 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  CAS-BOT-BC17667  Carex alma D. E. Breedlove 1961-8-7 926 Los Angeles 3 miles north of Wrightwood on road to Valyermo. 1828 Comment
  RSA720400  Carex aurea R. G. Swinney 1997-7-23 5736 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  CAS-BOT-BC32084  Carex multicaulis George B. Grant 1906-6-17 138 Los Angeles Summit Mt. Wilson 1828 Comment
  SEINET8055536 Image available Carex multicaulis G. B. Grant, W. Wheeler 1904-1 138 ; 6223 Los Angeles Mount Wilson Comment
  CAS-BOT-BC118973  Carex pellita John Thomas Howell 1947-7-18 23429 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  UCR29126  Carex praegracilis A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 1551 Los Angeles Peace Valley, c. 3 mi SE of Gorman on the Old Gorman Post Road Comment
  CAS-BOT-BC117941  Carex schottii George Bernard Grant 1904-4-1 137 Los Angeles Pasadena. Comment
  CHSC118260  Carex subfusca Peter F. Zika; Nick Otting 2010-8-4 25263 Los Angeles Junction of Route 2 and Big Pines Highway. San Gabriel Mountains. 2075 Comment
  RSA229088  Carex subfusca Robert F. Thorne 1969-7-29 38850 Los Angeles wet, open N facing slope above Angeles Crest Hwy, N and below Lily spring at headwaters of S fork, Big Rock Creek, ca 2 mi. S of Dawson Saddle 2317 Comment
  CAS-BOT-BC115681  Carex texensis F. L. Stamey 1951-5-1 s.n. Los Angeles Hollywood Comment
  CAS-BOT-BC115643  Carex triquetra LeRoy Abrams 1901-4-1 1280 Los Angeles Santa Monica Mts. 243 Comment
  UCR124566  Castilleja B. C. Templeton 1932-6-17 4909 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  SBBG66843  Castilleja affinis R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  RSA228747  Castilleja applegatei subsp. martinii Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Highway #2 near Valcrest 1829 Comment
  RSA650909  Castilleja applegatei subsp. martinii C. A. Schideler 1981-4-26 32 Los Angeles Angeles Nat. Forest, San Gabriel Mtns., N. end of Hwy. 39 - San Gabriel Canyon Rd., end of East [Fork] at fire station. Comment
  UCR192186  Castilleja exserta A. C. Sanders 2008-4-10 34799 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  UC885214  Castilleja foliolosa I. W. Clokey and B. C. Templeton 1930-4-8 4695 Los Angeles San Francisquito Canyon 800 Comment
  UC885215  Castilleja foliolosa Ira W. Clokey, B. Templeton May 1929 4484 Los Angeles Mandeville Canyon; Santa Monica Mountains 250 Comment
  RSA400562  Castilleja foliolosa Robin S. Collins 1973-5-15 292 Los Angeles Trail Canyon, from start of pack trail and into canyon ca. 3 mi. 609 Comment
  SBBG45681  Castilleja foliolosa Leota Davidson 1966-3-18 333 Los Angeles Tick Cyn off Soledad Cyn Comment
  RSA229203  Castilleja gleasoni Robert F. Thorne, C. W. Tilforth 1971-6-30 40769 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  UCR194601  Castilleja miniata R. G. Swinney 1998-7-24 6565 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  RSA250486  Castilleja miniata subsp. miniata Robert F. Thorne, John Dourley 1967-10-10 37354 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA448774  Castilleja minor subsp. spiralis Geo. L. Moxley 1915-7-4 362 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  SEINET3106298  Casuarina equisetifolia D. W. Jamieson 2003-12-27 Los Angeles Lynwood Comment
  POM143650  Caulanthus coulteri var. coulteri H. M. Hall 1902-5-1 3060 Los Angeles Vicinity of Elizabeth Lake 1067 Comment
  RSA597771  Caulanthus coulteri var. coulteri Steve Boyd, Lauren Raz 1997-3-14 9183 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  UCR220053  Caulanthus lasiophyllus R. G. Swinney 2009-4-24 10435 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR280584  Caulanthus lasiophyllus R. G. Swinney 2014-5-13 16483 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
  RSA187788  Ceanothus arboreus Robert F. Thorne 1966-4-29 36321 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 412 Comment
  UC870499  Ceanothus arboreus Ezra C. Knopf 127 Los Angeles Santa Catalina Island Comment
  UCSB73240  Ceanothus arboreus Morales, M. 1982-4-18 Los Angeles On east side of Stage Road, 1 mile south-east of Catalina airport, Santa Catalina Island 457 Comment
  RSA330773  Ceanothus cordulatus Wayne E. Sawyer 1981-6-11 13 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  RSA17557  Ceanothus crassifolius Carl B. Wolf 1936-5-27 7844 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  RSA398853  Ceanothus crassifolius Donald R. Bissing 1973-2-26 1 Los Angeles Evey Canyon, 0.7 mile from canyon mouth 915 Comment
  UCD111437  Ceanothus crassifolius Colin M. Wainwright 1971-3-26 131 Los Angeles Evey Canyon, off Mt. Baldy Road, 5 miles north of Claremont. 1036 Comment
  UC18266  Ceanothus crassifolius Dr. Davidson 1892-1 Los Angeles Comment
  SBBG119978  Ceanothus cuneatus var. cuneatus A. C. Sanders 2003-4-30 26198 Los Angeles Castaic Valley at W foot of Castaic Mesa, Newhall Ranch 366 Comment
  SD215638  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-26 9346 Los Angeles Northern Base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir 975 Comment
  UC1070657  Ceanothus greggii H. A. Jensen 1933-5-8 293 Los Angeles n of Pinyon Ridge Rock Creek quad., Angeles National Forest 1524 Comment
  RSA600170  Ceanothus greggii var. vestitus Steve Boyd, Lauren Raz 1997-5-1 9662 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
  UC1070678  Ceanothus greggii var. vestitus R. St. John 1930-6-9 156 Los Angeles off Ridge Road 1066 Comment
  RSA399751  Ceanothus leucodermis Donald R. Bissing 1973-5-18 95 Los Angeles Evey Canyon, San Gabriel Mountains: At mouth of canyon just below road embankment on north side of Mt. Baldy Road in Evey Canyon. 707 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
  UC1070872  Ceanothus leucodermis P. L. Johannsen 1934-2-21 300 Los Angeles Santa Susana Mtns. Santa Susana quad. 1066 Comment
  UC56681  Ceanothus megacarpus Ernest Braunton 1903-1-12 785 Los Angeles Lauarel Canyon Comment
  RSA399714  Ceanothus megacarpus var. insularis Reid V. Moran 1941-3-5 679 Los Angeles Salta Verde, Santa Catalina Island. 350 Comment
  CAS-BOT-BC51432  Ceanothus megacarpus var. megacarpus Henry J. Thompson 1959-3-22 1867 Los Angeles 1 mile North of Tapia Park, Las Virgenes Road, North of Malibu Canyon 213 Comment
  CAS-BOT-BC51439  Ceanothus megacarpus var. megacarpus Robert F. Thorne 1970-3-5 39365 Los Angeles Santa Catalina Island: N slope of Blackjack Mt. 457 Comment
  LA52222  Ceanothus megacarpus var. megacarpus Robert Fowler; 1935-1-18 4540 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  CAS-BOT-BC50486  Ceanothus oliganthus H. E. McMinn 1925-8-6 1551 c Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC50497  Ceanothus oliganthus Wesley O. Griesel 1959-3-28 s.n. Los Angeles Verdugo Hills 609 Comment
  LA32006  Ceanothus oliganthus Peter H. Raven; Henry J. Thompson 1959-4-3 13919 Los Angeles Santa Monica Mountains, Saddle Peak; about 0.7 mile NE of summit 807 Comment
  UCR23451  Ceanothus oliganthus John C. Roos 1942-3-21 1097 Los Angeles San Gabriel Mtns, Santa Anita Canyon 244 Comment
  RSA550403  Ceanothus oliganthus var. oliganthus Tim S. Ross, Peter Fritsch 1990-6-20 3596 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UC1602794  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-1-27 244 Los Angeles 1 1/2 mi w Oat Mountain; Santa Susana Quadrangle Comment
  LA42092  Ceanothus spinosus Harlan Lewis; 1940-2-24 1076 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  UCR48952  Cenchrus echinatus A. C. Sanders 1987-10-13 7425 Los Angeles Southern coast, El Segundo Dunes west of Los Angeles International Airport and Peshing Drive 38 Comment
  UCR131426  Centaurea melitensis Alison Lipman 1998-5-26 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  LA31699  Centaurea melitensis Peter H. Raven; Henry J. Thompson 1959-5-5 14112 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd 274 Comment
  POM351509  Centaurea melitensis Ambrose Schindler 1940-5-15 s.n. Los Angeles Stone Canyon Comment
  SDSU6456  Centaurea melitensis R. M. Beauchamp 1967-6-2 562 Los Angeles Area half way between Eel Point and The San Dunes on east side of dirt road, San Clemente Island. 30 Comment
  UC537019  Centaurea solstitialis Lawrence M. Booth 1932-7-6 1259 Los Angeles Long Beach Comment
  SBBG60909  Centromadia pungens subsp. pungens R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UCR189655  Centrostegia thurberi R. G. Swinney 1998-5-16 6058 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA252871  Centrostegia thurberi Robert F. Thorne 1973-5-11 43525 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  UCR197732  Cercocarpus betuloides Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 38 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  POM148447  Cercocarpus betuloides var. betuloides J. B. Feudge 1924-6-10 838 Los Angeles Swartout Valley, San Gabriel Mts. 1753 Comment
  SBBG70712  Cercocarpus betuloides var. betuloides R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  LA88745  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 28 2 Los Angeles Santa Catalina Island, Renton Mine Rd Comment
  UC859402  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-3-18 S 4282 Los Angeles Hamilton Canyon, Santa Catalina Island Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 10 Comment
  UCR255812  Cercocarpus ledifolius R. G. Swinney 2010-9-23 13877 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  CATA1777  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6917 Los Angeles Santa Catalina Island: Wild Boar Gully 110 Comment
  CATA1780  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6920 Los Angeles Santa Catalina Island: Wild Boar Gully 172 Comment
  RSA351649  Chaenactis artemisiifolia L. E. Hoffman 1929-6-23 s.n. Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  CAS-BOT-BC279516  Chaenactis artemisiifolia D. L. Crawford 1916-7-26 s.n. Los Angeles Laguna Beach Region. Aliso Canyon Comment
  RSA0013854  Chaenactis fremontii R. F. Thorne, Gary D. Wallace 1973-4-25 43374 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  UCR259101  Chaenactis glabriuscula Mitch Provance, Callen Huff 2009-4-29 10686 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
  CAS-BOT-BC277344  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant Apr. 1 3703 Los Angeles Garvanza Comment
  RSA0091737  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-5-12 14678 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UC53971  Chaenactis glabriuscula var. glabriuscula H. P. Chandler 1902-6-3 2008 Los Angeles Brush Canyon Cahuenga Peak, Brush Canyon Comment
  UC718267  Chaenactis glabriuscula var. glabriuscula Carl B. Wolf 1935-5-23 Los Angeles 1/2 mi e of Gorman; Liebre Mts. 1158 Comment
  RSA562260  Chaenactis glabriuscula var. glabriuscula D. Charlton 1989-6-10 3215 Los Angeles Tejon Post Road, 1 mile S of town of Gorman Alkali Spring at the Electric Substation. 1220 Comment
  UCR240237  Chaenactis glabriuscula var. orcuttiana Dan S. Cooper 2011-4-8 411- 46 Los Angeles South Coast, Ballona Wetlands Ecological Reserve, 'Area B' at far western end south of Ballona Creek and north of Culver Blvd. 4 Comment
  SEINET13384033 Image available Chaenactis santolinoides R. G. Swinney 2011-1 15310 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCR214028  Chaenactis xantiana A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37957 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  UCR238619  Chaenactis xantiana Anuja Parikh, Nathan Gale 2010-5-10 3148 Los Angeles Western Mojave Desert, Antelope Valley, under power transmission lines just south of Hwy 138, 0.4 km E of 140th St. West 785 Comment
  SBBG131599  Chamaesyce S. A. Junak 1999-7-15 SCa 1038 Los Angeles N border of lower reservoir in Bulrush Cyn 304 Comment
  RSA599305  Chamaesyce albomarginata L. C. Wheeler 1953-10-15 7053 Los Angeles Los Angeles. El Sereno district. Comment
  UC447164  Chamaesyce melanadenia J. Ewan 1931-4-25 4169 Los Angeles South Fork Verdugo Range, La Tuna Canyon Comment
  UC519728  Chamaesyce melanadenia Joseph Andorfer Ewan 1932-5-10 7460 Los Angeles above Verdugo Hacienda; Verdugo Canyon Comment
  UC447148  Chamaesyce polycarpa J. Ewan 1931-5-16 4197 Los Angeles West Fork Santa Monica Mtns, Garapito Creek 457 Comment
  RSA482388  Cheilanthes covillei Richard Noyes 1987-10-17 454 Los Angeles San Gabriel Mountains. San Antonio Canyon. One-half mile north of Mt. Baldy road tunnels along gated road leading to power station. 1037 Comment
  UCD137419  Cheilanthes covillei James Dilley 1997-2-1 s.n. Los Angeles Angeles National Forest, Colby Canyon Rd., on Angeles Crest Hwy., 3 miles E of jct with Angeles Forest Hwy. 1 mile up trail. 1066 Comment
  RSA423276  Chenopodium album Anstruther Davidson 1917-10 3290 Los Angeles Streets. Comment
  UCR219310  Chenopodium album Lorraine Weller 2009-5-5 050509- 03 Los Angeles Los Angeles, Greater Watts Community Gardens, 600 block East 118th Place 35 Comment
  RSA594677  Chenopodium album L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  POM228973  Chenopodium ambrosioides L. C. Wheeler 1932-9-9 1364 Los Angeles San Gabriel Mountains: San Antonio Canyon. 1097 Comment
  RSA624446  Chenopodium ambrosioides L. C. Wheeler 1932-9-9 1364 Los Angeles San Gabriel Mountains: San Antonio Canyon. 1097 Comment
  RSA681924  Chenopodium botrys Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9630 Los Angeles Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  SBBG37898  Chenopodium californicum M. B. Dunkle 1939-4-2 7202 Los Angeles San Clemente Island, SE point of island Comment
  UC1971286  Chenopodium californicum Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast Vincent Comment
  POM12243  Chenopodium californicum F. L. Robinson 1921-3-16 1 Los Angeles Claremont. 365 Comment
  SBBG59027  Chenopodium californicum S. A. Junak 1997-3-7 SCl 737 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  SD253434  Chenopodium fremontii R. G. Swinney 2011-7-8 15468 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  UCR132651  Chenopodium leptophyllum Sharon Dougherty 1997-9-18 s.n. Los Angeles San Gabriel Mtns., Kratka Ridge, Angeles National Forest 2073 Comment
  LA50749  Chenopodium macrospermum var. farinosum J. A. Ewan; April 1933 10926 Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  RSA478525  Chenopodium multifidum Freda Detmers 1932-6-24 s.n. Los Angeles Los Angeles, McClintock at 34th St. Comment
  IRVC28164  Chenopodium murale A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26273 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  RSA64786  Chenopodium murale F. W. Peirson 1923-10-26 4274 Los Angeles Easingwold, 1077 New York Ave., Altadena. Comment
  RSA64831  Chenopodium pumilio F. W. Peirson 1919-11-12 1823 Los Angeles Holliston Ave. between Boulevard and Mendocino, Altadena. Comment
  RSA9671  Chlorogalum parviflorum Louis C. Wheeler 1934-5-14 2583 Los Angeles 1 mile NE Puddingstone Dam, San Jose Hills. 351 Comment
  RSA702967  Chlorogalum pomeridianum Scott D. White, Pam DeVries 2004-5-18 10407 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
  CAS-BOT-BC252776  Chorizanthe parryi var. parryi Geo. B. Grant 1902-5-14 s.n. Los Angeles Glendora Comment
  UC52602  Chorizanthe parryi var. parryi Dr. A. Davidson June 1896 Los Angeles Lancaster Comment
  CAS-BOT-BC244664  Chorizanthe staticoides Alice Eastwood 1906-5-27 s.n. Los Angeles Garvanza Comment
  CAS-BOT-BC245248  Chorizanthe staticoides A. C. Sanders; Helen Kennedy 2005-4-13 29435 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. Plants of Los Angeles County. 488 Comment
  RSA247431  Chorizanthe staticoides Jack Delaini 1974-5-9 182 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 716 Comment
  RSA392784  Chorizanthe staticoides G. R. Johnstone 1926-4-15 s.n. Los Angeles San Francisquito Canyon. Comment
  RSA653132  Chorizanthe staticoides A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21987 Los Angeles San Gabriel Mtns.: Soledad Pass area at N foot of mtns, ca. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation., [UTM 10km cell: 11S LJ-9E, 1N. Soledad Canyon] 984 Comment
  UCD100019  Chorizanthe staticoides Collector Unknown 1962-5-19 s.n. Los Angeles 3 mi. W. Topanga Canyon - Mulholland, Santa Monica Mts. 356 Comment
  SEINET10891359 Image available Chorizanthe staticoides Adolph D. E. Elmer Elmer 3689 Los Angeles Comment
  RSA757210  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-4-3 2287 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  RSA788825  Chrysolepis sempervirens Jane Tirrell 2012-7-10 LS 0100 Los Angeles Saddle along Pacific Crest Trail approx. 0.75 east of Windy Gap 2520 Comment
  SEINET7988607  Chrysothamnus nauseosus Louis C. Wheeler 1970-10-20 No determinado Los Angeles Los Angeles City, NortW corner Figueroa and Pico Comment
  UCR139125  Cirsium arvense L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Bluebird Truck Trail 450 Comment
  RSA653767  Cirsium occidentale J. Bogdanoff-Lord 1989-5-21 24 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
  SDSU3781  Cirsium occidentale R. M. Beauchamp 1967-1-27 125 Los Angeles In canyon behind Wilson Cove pier, San Clemente Island. Comment
  CATA3442  Cirsium occidentale var. californicum Benjamin J. Dion, Stuart Olshevski 2017-5-3 023 Los Angeles Santa Catalina Island: Channel Side; Empire Landing, between Quarry Haul Rd and Empire Landing Rd 334 Comment
  RSA526533  Cirsium occidentale var. occidentale Steve Boyd 1990-4-7 4271 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SBBG65963  Cirsium occidentale var. venustum R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  UCR138533  Cirsium vulgare L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 823 Comment
  RSA225675  Cistanthe monosperma M. Z. Thorne, Christopher Davidson 1971-6-12 39854 Los Angeles San Gabriel Mts., Angeles National Forest: Mt. San Antonio, Baldy Notch 2439 Comment
  UCR197167  Cistus creticus Valerie Soza, LeRoy Gross 2001-5-9 1199 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 244 Comment
  RSA651386  Cistus ladanifer T. Strid 1972-4-29 s.n. Los Angeles L.A.S.Co.A. Fire Plot, Los Pinetos Guard Sta. 1097 Comment
  RSA422719  Clarkia bottae Anstruther Davidson 1907-01 s.n. Los Angeles Canyon [Edgemont?] Hollywood. Comment
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Nov 12 2014
  UCR192932  Clarkia bottae Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., northwest entrance to Griffith Park, vicinity of Travel Town and adjacent to cemetery, Los Angeles 175 Comment
  CAS-BOT-BC172257  Clarkia cylindrica subsp. cylindrica Timothy S. Ross; Steve Boyd 1993-5-23 7257 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227 ft), ca 700 m SSW of Plum springs (in upper Clearwater Canyon), Green Valley 7.5' USGS quad., Liebre Mountains 908 Comment
  CAS-BOT-BC172104  Clarkia dudleyana P. C. Everett; E. K. Balls 1959-6-2 23852 Los Angeles Near intersection of Mulholland Drive and road to Backus, Santa Monica Mts. 609 Comment
  UCR251885  Clarkia dudleyana Victoria M. Woods, David G. Cook 2014-5-26 49 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail from Baldy Mtn. Rd turnoff 1043 Comment
  UCR281956  Clarkia dudleyana R. G. Swinney 2014-5-15 16535 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  CATA216  Clarkia epilobioides Mark L. Hoefs 1973-4-27 201 Los Angeles Santa Catalina Island: Upper Avalon Canyon 105 Comment
  SBBG120140  Clarkia purpurea A. C. Sanders, M. Elvin 2003-4-14 25951 Los Angeles hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River, Newhall Ranch 351 Comment
  OBI5929  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1932-5-13 3624 Los Angeles Santa Catalina Island. 3.5 mi (by rd) from Avalon on way to Isthmus 366 Comment
  RSA610411  Clarkia purpurea subsp. quadrivulnera R. S. Woglum 1930-5-17 s.n. Los Angeles Western Transverse Ranges: South slope of the San Gabriel Mountains, Pasadena. Comment
  SEINET10632448  Clarkia rhomboidea Robert F. Thorne 1971-6-26 Thorne 40608 Los Angeles Sam Gabriel Mts., Angeles National Forest: Yellow pine-mixed evergreen forest N slope San Gabriel Peak, elev. ca 4700 feet. 1435 Comment
  RSA0059933  Clarkia similis Donald R. Bissing 1973-5-18 86 Los Angeles Evey Canyon, San Gabriel Mountains: roadside 0.4 mile from mouth of canyon. 732 Comment
  CAS-BOT-BC165500  Clarkia unguiculata L. R. Abrams 1917-7-8 6617 Los Angeles [Topango Canon] Topanga Canyon, Santa Monica Mts. Comment
  RSA448585  Clarkia unguiculata Martha Hilend 1928-5-27 332 Los Angeles Bouquet Canyon. Comment
  RSA784350  Claytonia exigua Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 13 Los Angeles road 7N23 turn from road 7N08 Comment
  CHSC108910  Claytonia parviflora R. G. Swinney 2009-4-28 10542 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma 1596 Comment
  UCR186995  Claytonia parviflora A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31960 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UCR205908  Claytonia parviflora R. G. Swinney 2008-5-5 8778 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
  UCR276763  Claytonia parviflora R. G. Swinney 2011-5-16 14745 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  SBBG96958  Claytonia perfoliata subsp. mexicana S. Boyd with T. Ross, L. Arnseth 1990-4-8 4293 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  SD69498  Claytonia perfoliata subsp. mexicana Robert F. Thorne 1966-4-7 35963 Los Angeles Santa Catalina Island: bottom of canyon Cherry Valley 60 Comment
  UC1871087  Claytonia perfoliata subsp. mexicana T. S. Ross, Walter Appleby 1993-5-13 7118 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  RSA0091716  Claytonia perfoliata subsp. perfoliata R. G. Swinney 2011-4-9 14372 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  POM186  Clematis lasiantha Milton Davenport 1901-5-24 s.n. Los Angeles San Antonio Canyon. Near Claremont. 762 Comment
  RSA250646  Clematis lasiantha Robert F. Thorne 1971-3-31 41448 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  RSA386215  Clematis lasiantha L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA747072  Clematis lasiantha R. G. Swinney 2008-5-30 8890 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river. 256 Comment
  UC1125956  Clematis lasiantha C. R. Clar 1928-3-26 1 Los Angeles Tejon Quad., Oak Flat 914 Comment
  RSA330803  Clematis ligusticifolia Wayne E. Sawyer 1981-7-31 117 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.8 mi from Dawson Saddle 2287 Comment
  SBBG107471  Clematis ligusticifolia S. L. Crockett, M. L. Hoefs, S. A. Junak, G. Allan 1996-10-31 554 Los Angeles jct of lower Cave Cyn and Middle Cyn Comment
  UCR124725  Clematis ligusticifolia B. C. Templeton 1932-8-25 5071 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UC303076  Collinsia parryi T. Minthorn 1921-1 Los Angeles Big Tujinga (Indian for graveyard), near Little Landers = Sunland, as foot of San Gabriel Mountains Sunland; San Gabriel Mountains Comment
  RSA0117355  Collinsia parryi R. S. Woglum 1932-4-9 s.n. Los Angeles Mojave Desert: Palmdale. Comment
  RSA582964  Comarostaphylis diversifolia subsp. planifolia T. S. Ross, Janet Takara 1993-4-23 6942 -b Los Angeles Santa Catalina Island, upper E side of Cottonwood Canyon Drainage, ca. 1035 m WNW of Black Jack Mtn. Summit 436 Comment
  RSA652787  Convolvulus arvensis S. Koukol, R. Koukol 1998-5-3 29 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 344 Comment
  SBBG78866  Convolvulus arvensis F. R. Fosberg 1931-5-2 4745 Los Angeles Middle Ranch Dam, Middle Ranch Cyn 200 Comment
  CHSC3725  Convolvulus arvensis Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp, soil slope 45 degrees 762 Comment
  RSA659446  Convolvulus arvensis Monica Acosta 1998-5-22 14 Los Angeles The Center for Regenerative Stuedies, South of California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  RSA0116848  Conyza canadensis R. G. Swinney 2010-10-5 13973 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  RSA642519  Conyza coulteri D. E. Bramlet 1999-11-16 2827 b Los Angeles Old meander of San Jose Creek. 6m east of Valley Blvd. and 1km north of Grand Ave. 76m west of the existing San Jose Creek flood control channel. 58 Comment
  LA211894  Cordylanthus nevinii Orlando Mistretta; 1992-8-20 769 Los Angeles SAN GABRIEL MOUNTAINS, Mt Gleason Management Unit., Mt Gleason. Tujunga Ranger District. Comment
  RSA412298  Cordylanthus rigidus subsp. setiger Francis W. Pennell, P. A. Munz 1940-8-24 26468 Los Angeles Gravelly soil along stream-course. Pomona College, Claremont. 366 Comment
  UC1595376  Cordylanthus rigidus subsp. setiger Tim Ross 1992-7-16 6698 Los Angeles 134 deg se and 1020 m distant from Iron Mtn summit (on ridgeline between Iron Mtn and Condor Peak); San Gabriel Mountains 1478 Comment
  LA31636  Coreopsis bigelovii Henry J. Thompson; 1959-3-31 1905 Los Angeles Santa Monica Mountains, Medea Creek, Cornell Rd, 1 mi N of Mulholland Hwy, 1.8 mi S of Malibu Junction 274 Comment
  RSA725087  Coreopsis bigelovii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -6 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
  SEINET2050072 Image available Coreopsis bigelovii Steve Myers, Ed LaRue 1989-3-20 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct, San Andres rift zone bisects site. 884 Comment
  UC761896  Coreopsis bigelovii R. F. Hoover 1938-4-16 3120 Los Angeles near Bailey's; Upper Antelope Valley Comment
  UCR187118  Coreopsis bigelovii A. C. Sanders 2006-4-10 31986 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA0001073  Coreopsis stillmanii var. jonesii Marcus E. Jones 1882-5-2 3361 Los Angeles Pasadena. Comment
  CAS-BOT-BC105677  Corethrogyne filaginifolia F. Grinnell 1917-8-28 s.n. Los Angeles Above Chiles, San Gabriel Mountains Comment
  CAS-BOT-BC105713  Corethrogyne filaginifolia Ernest Braunton 1902-7-8 516 Los Angeles Sherman Comment
  SFV6952  Corethrogyne filaginifolia T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 623 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  RSA594852  Corethrogyne filaginifolia var. peirsonii Steve Boyd, Lauren Raz 1996-10-8 8981 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  UC21510  Cornus glabrata Blanche Trask June, 1890 Los Angeles Santa Catalina Isl., Avalon Comment
  RSA0091712  Cotula australis R. G. Swinney 2011-4-9 14380 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA598206  Crassula connata Steve Boyd, Lauren Raz 1997-3-4 9136 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
  UCR204864  Crassula connata R. G. Swinney 2008-3-26 8563 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA423444  Crassula connata var. erectoides Robert Gustafson 1981-3-10 2113 Los Angeles Ballona Wetlands, Area 1. Comment
  UCR86524  Crassula connata var. eremica T. S. Ross, Amy Kendall 1992-4-15 6195 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  RSA624570  Crassula tillaea L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, wildwood. 530 Comment
  CAS-BOT-BC290530  Crepis capillaris A. J. McC. 1893-5-20 137 Los Angeles In Pasadena Comment
  UCR161631  Cressa truxillensis Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  RSA394750A  Cressa truxillensis Robert Gustafson 1980-7-9 1810 Los Angeles Ballona Wetlands, Area 3. Comment
  CAS-BOT-BC181055  Crossosoma californicum L. R. Abrams; I. L. Wiggins 1931-7-7 408 Los Angeles Catalina Harbor - Santa Catalina Island Comment
  POM147962  Crossosoma californicum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  POM311760  Crossosoma californicum Karen Hosterman 1957-4-9 989 Los Angeles Catalina [Island]; Isthmus. Comment
  RSA249728  Crossosoma californicum R. F. Thorne, Doug Propst 1973-2-14 42478 Los Angeles Santa Catalina Island. N of junction of Isthmus and Marine Science Laboratory roads 122 Comment
  UC187675  Crossosoma californicum Katharine Brandegee May 17 1916-May 25 1926 Los Angeles Santa Catalina Island Comment
  RSA480566  Croton californicus Ora M. Clark 1928-12-23 1382 Los Angeles Hermosa. Comment
  UC1130368  Croton californicus A. D. Gifford 1934-5-15 244 Los Angeles Dume Point Triunfo Pass Quadrangle (on Plot #100) Comment
  CHSC52023  Croton setiger Ted H. Thorsted Jr. 1970-8-20 Los Angeles On slope bounding campus of California State College at Los Angeles. 121 Comment
  SD31213  Croton setiger Edith A. Purer 1962-8-31 4864 Los Angeles Palos Verdes Hills Comment
  SBBG131541  Crypsis vaginiflora S. A. Junak 1999-7-16 SCa 1047 Los Angeles Little Springs Reservoir 128 Comment
  UCR216687  Cryptantha Dan S. Cooper 2010-4-19 410- 50 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., trail between Mt. Hollywood and the observatory, Griffith Park 410 Comment
  UCR197794  Cryptantha barbigera Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 88 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  RSA0030708  Cryptantha circumscissa Pam De Vries 2014-3-25 7869 Los Angeles Mojave Desert (West); Little Buttes 7.5 USGS quadrangle. Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138., Near 381932E; 3847657 N (WGS 84); (34.76424N, 118.29015W). 735 Comment
  RSA3739  Cryptantha clevelandii var. florosa C. B. Wolf 1932-5-11 3564 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  UCR256541  Cryptantha clokeyi Anuja Parikh, Nathan Gale 2011-6-22 3495 Los Angeles Transverse Range: San Gabriel Mountains, north of Iron Mountain, 1.9 km east of Angeles Forest Hwy, 0.9 km south of Monte Cristo Creek 1405 Comment
  UCR276927  Cryptantha corollata R. G. Swinney 2011-3-29 14274 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  UCD119768  Cryptantha decipiens Daryl Koutnik; Vickie Dawes 1978-4-6 265 Los Angeles south of Palmdale on State Highway 138 to Little Rock. 816 Comment
  UC218198  Cryptantha echinella P. A. Munz 1922-7-18 6076 Los Angeles e of Ontario Peak; San Gabriel Mts. 2560 Comment
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Dec 16 2014
  RSA647794  Cryptantha intermedia LeRoy Gross, Laura Moore 2000-6-5 203 a Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  SD217244  Cryptantha intermedia Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4363 Los Angeles San Clemente Island; east side of island, near Malo Point, third canyon south of Bryce Canyon. Comment
  SD217245  Cryptantha intermedia Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4382 Los Angeles San Clemente Island; east side of island, near Malo Point, third canyon south of Bryce Canyon. Comment
  UCR165417  Cryptantha intermedia A. C. Sanders, Helen Kennedy 2005-4-13 29491 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
  SBBG105336  Cryptantha intermedia H. L. Ferguson 1980-3-24 127 Los Angeles E side just S of Nots Cyn 60 Comment
  SFV21065  Cryptantha intermedia L. Gross 2001-5-6 382 Los Angeles Verdugo Mountains Along trail that comes up from Morning Glow Way off of La Tuna Canyon Road in city of Sun Valley. Comment
  RSA499644  Cryptantha micrantha Anstruther Davidson 1892-04 s.n. Los Angeles Los Angeles. El Monte. Comment
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Oct 3 2010
  RSA0088009  Cryptantha microstachys R. G. Swinney 2010-6-21 13300 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  SFV21064  Cryptantha microstachys L. Gross 2001-5-6 384 Los Angeles Verdugo Mountains Along trail that comes up from Morning Glow Way off of La Tuna Canyon Road in city of Sun Valley. Comment
  UC78566  Cryptantha microstachys C. F. Baker May 1904 4779 Los Angeles near Claremont Comment
  RSA0106735  Cryptantha muricata R. G. Swinney 2011-5-19 14768 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  RSA0112768  Cryptantha muricata R. G. Swinney 2011-3-29 14241 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 mi east of I-210 Fwy, N side of river channel. 366 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
  RSA0104906  Cryptantha muricata var. denticulata R. G. Swinney 2011-10-18 15842 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  RSA0114947  Cryptantha muricata var. muricata R. G. Swinney 2010-3-24 12078 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
  UCR186917  Cryptantha nemaclada A. C. Sanders 2006-4-25 32174 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA593009  Cryptantha nevadensis var. rigida Steve Boyd, Orlando Mistretta 1996-5-1 8739 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  SBBG12469  Cryptantha oxygona E. R. Blakley 1958-5-9 2258 Los Angeles hills 2 mi E of Gorman 1097 Comment
  UCR149919  Cryptantha oxygona R. G. Swinney 1999-6-18 7303 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1768 Comment
  POM11585  Cryptantha similis P. A. Munz 1921-6-17 4618 Los Angeles Sawmill, Swartout Valley. 2043 Comment
  RSA232822  Cryptantha traskiae R. F. Thorne 1966-4-15 35992 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove), SW side of island 30 Comment
  LA34172  Cucurbita foetidissima Peter H. Raven; Henry J. Thompson 1959-10-14 14618 Los Angeles Santa Monica Mountains, Malibu Junction 266 Comment
  UCR126347  Cucurbita foetidissima A. C. Sanders 2003-8-6 27118 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  SEINET10625771  Cucurbita pepo Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3783 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA719132  Cuscuta Naomi Fraga 2001-4-20 16 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  RSA733987  Cuscuta D. M. McFadden 1955-1 s.n. Los Angeles Lakewood Village. 30 Comment
  CDA39912  Cuscuta californica G. C. Fleischman 1942-6-18 s.n. Los Angeles Foothills of San Gabriel Mountains, near Sierra Madre. 0 Comment
  RSA409762  Cuscuta campestris Robert Gustafson 1981-7-15 2344 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR246766  Cuscuta subinclusa Pat Akers 2008-9-10 PDR 1440793 Los Angeles El Monte, on San Gabriel [River], north of Thienes [Ave.] Comment
  UCSB31625  Cycladenia humilis Griesel, Wesley 1962-6-27 Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  UC1586230  Cyclospermum leptophyllum Tim Ross and Annette Ross 1991-8-4 5742 Los Angeles California State Polytechnic University, Pomona Comment
  RSA602760  Cylindropuntia californica var. parkeri L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon. 232 Comment
  RSA656935  Cynara cardunculus subsp. flavescens Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1049 Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, W of Morris Reservoir, 2.5 miles along Silver Fish Road (FS Road 2N28) from San Gabriel Canyon Road (Hwy 39). 640 Comment
  RSA573470  Cynodon dactylon Timothy S. Ross 1992-6-15 6593 Los Angeles Whittier Hills (local name for the western extremity of Puente Hills): head of Turbull Canyon, ca. 80 m SW of intersection Skyline Drive with Turnbull Canyon Road. 349 Comment
  RSA640820  Cynodon dactylon L. C. Wheeler 1931-4-19 s.n. Los Angeles LaVerne: Wheeler's residence. Comment
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Nov 23 2015
  RSA660636  Cynodon dactylon Peter J. Estournes 1981-5-27 35 Los Angeles 2550 North Towne Avenue. Pomona. Comment
  SBBG130725  Cyperus S. A. Junak 2000-7-1 SCa 1369 Los Angeles NW side of Cape Canyon reservoir 329 Comment
  CAS-BOT-BC114635  Cyperus eragrostis Louis C. Wheeler 1933-12-24 2344 Los Angeles Sunny delta of artificial lake, San Dimas Canyon Dam, San Gabriel Mts. 411 Comment
  CAS-BOT-BC114306  Cyperus esculentus George B. Grant 1902-5-1 245 Los Angeles Los Angeles. Comment
  RSA587197  Cyperus involucratus Scott D. White 1995-12-5 3773 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  UC838211  Cyperus niger E. Bethel 1916-8-9 Los Angeles Long Beach Comment
  RSA365111  Cyperus odoratus F. R. Fosberg 1930-10-12 S- 3945 Los Angeles Nigger Slough . [locality name change to Laguna Dominguez ] 20 Comment
  CATA3057  Cyperus papyrus Vyki L. Englert 2011-3-10 029 Los Angeles Santa Catalina Island: In Middle Ranch drainage near bridge that crosses drainage by pumphouse, ca. 10 m from road 0 Comment
  UCR129691  Cystopteris fragilis R. F. Thorne 1971-6-30 40791 Los Angeles San Gabriel Mtns., south fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area 1555 Comment
  UCR194272  Cystopteris fragilis R. G. Swinney, Dave Larson 1999-6-25 7395 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  UCR276966  Cystopteris fragilis R. G. Swinney 2010-6-8 13240 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  RSA229195  Cystopteris fragilis R. F. Thorne, C. W. Tilforth 1971-6-30 40791 Los Angeles San Gabriel Mountains. 1554 Comment
  UCR269116  Dactylis glomerata Orlando Mistretta, Christine Mistretta 2008-5-20 3165 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 97 per TRTP Survey 2008), Rincon Red Box Road, northeast ridge of Monrovia Peak, separating west Fork San Gabriel River and Fish Canyon 1473 Comment
  POM3047  Datisca glomerata H. D. Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UC1121719  Datisca glomerata Jerome S. Horton 1937-6-10 454 Los Angeles San Dimas Experimental Forest, Tanbark Flats Tanbark Flats; San Dimas Experimental Forest, Tanbark Flats 822 Comment
  RSA652700  Datura wrightii Phillip Robinson 1991-5-12 359 Los Angeles Sycamore Canyon 0.25 miles south of intersection of Beverly Blvd. and Workman Mill Road. 0.5 miles east of Workman Mill Rd on trail into Canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy.] Comment
  SD107803  Daucus pusillus Larry De Buhr 1977-4-17 2582 b Los Angeles Santa Catalina Island; ridge southeast of Shark Harbour, on coastal bluff. Comment
  UCR190439  Daucus pusillus R. G. Swinney 2000-5-10 7677 Los Angeles San Gabriel Mtns., San Gabriel River bottom, c. 600 m NE of confluence with Fish Canyon between bike path and river bottom 220 Comment
  SBBG31286  Daucus pusillus R. F. Thorne with P. C. Everett 1965-6-22 34879 Los Angeles upper portion of Avalon Cyn along rd side 274 Comment
  CAS-BOT-BC299317  Deinandra fasciculata Alice Eastwood 1919-7-4 9304 Los Angeles Santa Monica Canyon, Los Angeles Comment
  POM254332  Delphinium cardinale Muriel F. Wheeler 1938-7-23 s.n. Los Angeles San Dimas Canyon Wash, 1/2 mile northeas of San Dimas County Park. Comment
  UCD95726  Delphinium glaucum Louis C. Wheeler 1968-6-14 s. n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy Camp. Comment
  SEINET6086661  Delphinium parishii Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR140167  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR87350  Delphinium parryi R. G. Swinney 1994-4-7 2840 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail 610 Comment
  SEINET7063808  Delphinium parryi subsp. maritimum A. G. Vestal 1947-4-26 s.n. Los Angeles Among rocks on a north slope near the west end of a long grade. West end of the Santa Monica Mountains. UTM Zone 11, 343433mE, 3774090mN. (WGS84/NAD83). 250 Comment
  CAS-BOT-BC116282  Delphinium parryi subsp. parryi George B. Grant 1901-1-1 277 Los Angeles Sierra Madra Mts. 914 Comment
  LA52166  Delphinium patens subsp. hepaticoideum J. A. Ewan; 1929-5-4 8463 Los Angeles 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
  UC1369833  Dendromecon harfordii Robert F. Thorne and D. Propst 1968-5-29 37695 Los Angeles n slope Black Jack Mt. (at upper end Swain's Canyon toward Echo Lake); Santa Catalina Island 396 Comment
  CHSC42211  Dendromecon rigida Blake A. Rowe 1986-3-24 21 Los Angeles 15 km n e of Canyon Country, 5 km n of jct. of hwy 14 and Vasquez Rocks Company Park, at s edge of Angeles National Forest. 720 Comment
  UC54696  Dendromecon rigida L. A. Greata May, 1903 314 -316 Los Angeles Arroyo Seco Comment
  POM243795  Dendromecon rigida subsp. rhamnoides F. R. Fosberg 1931-5-21 S 4929 Los Angeles Santa Catalina Island. Between Howland's Landing and Johnson's Landing. Comment
  POM199744  Dendromecon rigida subsp. rigida I. W. Clokey, Bonnie C. Templeton 1929-05 4488 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  UCR187181  Deschampsia danthonioides A. C. Sanders 2006-4-21 32151 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  POM369412  Descurainia pinnata subsp. menziesii M. B. Dunkle 1929-4-7 2092 Los Angeles White s Landing, Santa Catalina Island. Comment
  RSA597122  Dicentra chrysantha Tim S. Ross 1990-6-22 3714 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  SD1891  Dicentra chrysantha Ruth B. Randall Jul 1931 183 Los Angeles Big Pines near Los Angeles. Comment
  RSA433534  Dicentra chrysantha Robin S. Collins 1973-5-28 312 Los Angeles Angeles National Forest, San Gabriel Mtns: Trail Canyon. 2-2.5 mi into canyon from start of pack trail 793 Comment
  RSA433592  Dicentra ochroleuca N. C. Cooper 1945-5-1 2183 Los Angeles Santa Monica Mountains 762 Comment
Read comments
Jun 23 2016
  UCR197210  Dichelostemma capitatum Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 751 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
  UCR216913  Dichelostemma capitatum R. G. Swinney 2009-3-16 10127 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  RSA233598  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1970-3-6 39402 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  UCR281633  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2014-6-5 16716 Los Angeles San Gabriel Mountains, Glendora, 0.53 mile north of jct. of Rainbow Drive and Sierra Madre Ave., at south base of ridge 463 Comment
  RSA534116  Dichelostemma capitatum subsp. capitatum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5096 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  RSA599351  Dichelostemma capitatum subsp. capitatum L. C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Morgan Canyon at Ferguson Motorway. 457 Comment
  SBBG57154  Digitaria sanguinalis R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  SEINET8235418  Diplacus aridus James L. Reveal 1988-5-17 6786 Los Angeles along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 miles west of the Bouquet Canyon Road between Palmdale and Saugus, on steep limestone slopes about Spunky Creek. 945 Comment
  SD112103  Diplacus longiflorus Linda Allen 1975-6-15 Los Angeles Century Ranch, W. Santa Monica Mts. Comment
  RSA783370  Diplacus longiflorus J. D. Olmsted 1959-4-3 338 Los Angeles At beginning of Johnson's Pasture fire road, North of Oxford from Baseline 549 Comment
  SBBG41328  Diplacus puniceus M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  SD21281  Diplacus puniceus Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina Comment
  CAS-BOT-BC150630  Diplacus rutilus Carl B. Wolf 1936-4-24 7773 Los Angeles Base of Santa Susana Pass 365 Comment
  UCR141191  Dithyrea californica June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  CAS-BOT-BC43584  Dithyrea californica Timothy S. Ross 1991-4-27 4689 Los Angeles Mojave Desert. Ca. 0.85 mile west of Three Sisters & 1.2 mile south of Black Butte. 947 Comment
  RSA461499  Dodecatheon clevelandii subsp. clevelandii Donald R. Bissing 1973-3-29 30 Los Angeles Evey Canyon; San Gabriel Mts: 0.5 mile from mouth of canyon. 726 Comment
  RSA628696  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: 0.4 mile southwest Big Cieneja on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  RSA603541  Dodecatheon clevelandii subsp. insulare Sara L. Crockett 1997-1-18 556 Los Angeles Santa Catalina Island. Knobby ridge 0.6 miles WSW of Coach Road (to Airport), from point 0.2 miles W of jct. with Middle ranch road. 424 Comment
  UC187663  Dodecatheon clevelandii subsp. insulare T. S. Brandegee April, 1888 Los Angeles Island of Santa Cruz Comment
  POM3639  Dodecatheon redolens I. M. Johnston 1917-8-22 1648 Los Angeles Prarie Fork of San Gabriel River, San Antonio Mountains. 2134 Comment
  RSA0068076  Dodecatheon redolens R. G. Swinney 2010-10-13 14026 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  CAS-BOT-BC527329  Drymocallis glandulosa var. reflexa I. M. Johnston 1918-7-6 2068 Los Angeles Prairie Fork San Gabriel River, San Antonio Mountains 1981 Comment
  LA200117  Dryopteris arguta Lawrence L. Kiefer; 1966-3-19 1741 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  LA94243  Dryopteris arguta Lawrence L. Kiefer; 1966-4-10 1841 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, ca 2 mi S of Mulholland Hwy on W-side. 304 Comment
  CAS-BOT-BC428122  Dudleya cymosa subsp. cymosa L. R. Abrams 1901-7-1 1903 Los Angeles Wilson's Peak Comment
  UCR147724  Dudleya cymosa subsp. pumila Steve Boyd, Amber Maurice 2004-5-18 11324 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  UCR280805  Dudleya cymosa subsp. pumila Mitch Provance 2017-5-5 517- 49 Los Angeles San Gabriel Mountains, Barrett Canyon, N side of Barrett Canyon Rd., just before the village 1174 Comment
  UCR205533  Dudleya lanceolata A. C. Sanders, T. B. Salvato 2009-5-29 37036 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  RSA423506  Dudleya lanceolata Kessler 1930-1 s.n. Los Angeles Fish Canyon Comment
  UC1174782  Dudleya lanceolata P. C. Everett and E. K. Balls 1960-5-30 24134 Los Angeles 2.2 mi from entrance San Gabriel Canyon; Angeles National Forest 365 Comment
  RSA397820  Dudleya pulverulenta E. S. Spalding 1923-7-12 s.n. Los Angeles Topanga Canyon Comment
  RSA507543  Dudleya pulverulenta subsp. pulverulenta L. C. Wheeler 1967-6-26 9876 Los Angeles Elsmere Canyon. 457 Comment
  SD127384  Dudleya virens Reid Moran 1972-5-27 19143 Los Angeles Sea bluffs just east of Pt. Vicente. 4 Comment
  RSA0036822  Dysphania botrys Justin M. Wood 2011-7-7 4333 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  UCR129410  Echinochloa crus-galli A. C. Sanders, Mark Elvin 2002-6-20 25237 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA699875  Echium candicans LeRoy Gross 2004-3-19 1211 Los Angeles San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  RSA756313  Ehrharta calycina Justin M. Wood 2009-4-10 473 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  UCR261546  Ehrharta erecta R. G. Swinney 2010-2-27 11710 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA365425  Eleocharis palustris F. R. Fosberg 1930-6-26 S- 3019 Los Angeles Lower Ballona Creek 8 Comment
  RSA597508  Eleocharis parishii L. C. Wheeler 1961-6-9 7847 Los Angeles Mouth of Alder Creek, off Big Tujunga Canyon 1051 Comment
  RSA605021  Eleocharis parishii L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  RSA108484  Elymus X gouldii Frank W. Gould 1944-5-7 2333 Los Angeles Grassy roadside, under large Eucalyptus trees; just west of juncction of Imperial Highway and Firestone Blvd. (near Compton). Comment
  POM365345  Elymus glaucus Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  UC1117455  Elymus glaucus Peter H. Raven 1962-5-22 17850 Los Angeles above stream about 1 mi below Middle Ranch; Santa Catalina Island Comment
  CAS-BOT-BC206737  Elymus glaucus subsp. glaucus Timothy S. Ross; J. Mark Porter 1995-5-4 8485 Los Angeles Ca 3.6 road miles NE of Bouquet Canyon Road, TExas Canyon - Liebre Mountains 682 Comment
  RSA656843  Elymus glaucus subsp. jepsonii Valerie L. Soza, LeRoy Gross 2000-6-15 1022 Los Angeles South-facing slope of southeastern extension of Lookout Mountain, below firebreak, ca. 0.25 mile SE of summit. 1859 Comment
  RSA763744  Elytrigia intermedia subsp. intermedia Orlando Mistretta, Christine Mistretta 2008-5-20 3162 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008), Rincon Red Box Rd, NE ridge of Monrovia Pk., Separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  UC880686  Emmenanthe penduliflora F. R. Fosberg 1931-4-23 S 4694 Los Angeles Upper Middle Ranch Canyon; Santa Catalina Island 260 Comment
  OBI70306  Encelia actoni Louis C. Wheeler 1967-5-23 9688 Los Angeles San Gabriel Mtn: at mouth of Bear Cyn, off Soledad cyn 579 Comment
  UCR155595  Encelia actoni A. C. Sanders, Helen Kennedy 2005-4-13 29452 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR100610  Encelia californica B. G. Pitzer 1996-5-5 2852 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR124398  Encelia californica I. W. Clokey, B. C. Templeton 1929-1 4453 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR157909  Encelia californica Robert J. Steers 2005-5-8 13 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  RSA679207  Encelia farinosa Michael Denslow, Steve Boyd 2003-5-7 1086 Los Angeles Lower Glendora Ridge Motorway (1N26) above Azusa. 518 Comment
  RSA578231  Epilobium brachycarpum Tim S. Ross, Steve D. Boyd 1994-9-21 8294 Los Angeles Liebre Mountain: vicinity of West Summit 1683 Comment
  CAS-BOT-BC166194  Epilobium canum subsp. canum L. R. Abrams 1901-8-21 2190 Los Angeles Santa Monica [Canon] Canyon Comment
  CAS-BOT-BC166280  Epilobium canum subsp. canum Martha Hilend 1930-10-15 s.n. Los Angeles U.C.L.A. campus, West Los Angeles Comment
  RSA72340  Epilobium canum subsp. latifolium F. W. Peirson 1920-9-15 4114 Los Angeles Mountain north of Baldy, San Gabriel Range 2820 Comment
Read comments
Jan 20 2015
  RSA757707  Epilobium ciliatum R. G. Swinney 2008-6-24 9092 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  UCR204760  Epilobium ciliatum R. G. Swinney 2005-8-9 8435 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR209139  Epilobium ciliatum R. G. Swinney 2008-6-24 9092 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  RSA802061  Epilobium ciliatum subsp. ciliatum Orlando Mistretta, Kristie Haydu 2011-7-20 5967 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  RSA0045420  Epilobium glaberrimum Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -051 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA0034625  Epipactis gigantea Bonnie C. Templeton 1936-5-18 5665 Los Angeles San Gabrie1 Canyon, 1/2 mile below dam. [San Gabriel Mounntains]. Comment
  SEINET13384060 Image available Equisetum laevigatum R. G. Swinney 2011-1 15314 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  SEINET3237843 Image available Equisetum laevigatum R. G. Swinney 1998-7-21 6462 Los Angeles San Gabriel Mtns.; upper Fish Fork drainage, c. 200 m east of Little Fish Fork Campground. 2049 Comment
  UCR149532  Equisetum laevigatum R. G. Swinney 1997-7-17 5681 Los Angeles San Gabriel Mtns., west of Wrightwood, meadow at Big Pines, south of junction of Hwy 2 and Big Pines Hwy 2061 Comment
  CAS-BOT-BC57308  Equisetum laevigatum Tim Ross 1993-4-23 6933 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; ca 350 m WNW of Eagle's Nest Lodge; 131 Comment
  SEINET4890196 Image available Equisetum telmateia Louis C. Wheeler 1932-6-13 809 Los Angeles Los Angeles River: at Los Feliz Blvd. 122 Comment
  CAS-BOT-BC57760  Equisetum telmateia Moxley 1920-8-28 815 Los Angeles Garapito Canyon, Santa Monica Mts. Comment
  SEINET6031848  Equisetum telmateia G. B. Grant 406 Los Angeles Pasadena Comment
  SBBG13489  Equisetum telmateia subsp. braunii P. H. Raven 1962-5-22 17845 Los Angeles ca. 1 mi below Middle Ranch Comment
  UCD63547  Eragrostis mexicana subsp. virescens Beecher Crampton 1965-10-27 7589 Los Angeles ca. 2.6 miles s.w. of Saugus, US Hwy. 99. Comment
  LA34230  Eremocarpus setiger Peter H. Raven; Henry J. Thompson 1959-9-18 14427 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  RSA421756  Eremocarpus setiger F. R. Fosberg 1931-4-23 S- 4698 Los Angeles Cape Canyon, Santa Catalina Island. 240 Comment
  UCD105316  Eremogone macradenia var. arcuifolia Steve Boyd; Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10031 Los Angeles Liebre Mountains Region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1584 Comment
  SBBG96789  Eremothera boothii subsp. decorticans T. Ross, S. Boyd 1990-6-6 2882 Los Angeles Piru Ponds 644 Comment
  UC1122202  Eremothera boothii subsp. decorticans A. D. Gifford 1935-4-30 639 Los Angeles 6 mi wsw Manzana; Tejon Quadrangle Comment
  RSA469270  Eriastrum filifolium Blanche Trask 1901-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA158307  Eriastrum filifolium P. H. Raven 1962-5-10 17723 Los Angeles head of canyon north of Guds, north branch, San Clemente, San Clemente Island. 518 Comment
  RSA0121165  Eriastrum pluriflorum subsp. sherman-hoytiae P. A. Munz, T. Craig 1933-5-13 12952 Los Angeles Desert 16 miles east of Lancaster. Comment
  UC167107  Eriastrum sapphirinum Geo. B. Grant 1901-1 Los Angeles Santa Monica Range Comment
  RSA0121294  Eriastrum sapphirinum subsp. dasyanthum P. H. Raven, Robert F. Thorne 1964-5-7 19018 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  POM70001  Ericameria cooperi Marcus E. Jones 1925-5-4 s.n. Los Angeles Near Lancaster Comment
  UCR152904  Ericameria cooperi A. C. Sanders, Helen Kennedy 2005-4-13 29425 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR280851  Ericameria cooperi var. cooperi R. G. Swinney 2014-4-23 16146 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  POM359326  Ericameria cuneata var. cuneata L. E. Hoffman 1931-11-28 16307 Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA639573  Ericameria linearifolia L. C. Wheeler 1967-5-23 9683 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  UCR259649  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-7 13676 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
Read comments
Oct 12 2018
  CAS-BOT-BC299010  Ericameria nauseosa var. hololeuca Ernest C. Twisselmann 1961-10-31 6683 Los Angeles Liebre Mts: Leona Valley 929 Comment
  SD87655  Ericameria nauseosa var. hololeuca Frank W. Peirson 1925-6-23 6026 Los Angeles Upper part of Mint Canyon. Comment
  SBBG62870  Ericameria palmeri var. pachylepis R. Hoffmann 1928-6-27 Los Angeles ca. 2 mi S of Castaic Comment
  RSA739716  Ericameria parishii John Dittes 2006-1-3 1314 Los Angeles Transverse Ranges, San Gabriel Mtns, Upper Big Tujunga Canyon, 5.2 air miles SE of Roundtop Mt. 4 lair miles NE of Redbox Gap, 1.3 air miles SW of Vetter Mtn., 0.6 air mile NE of intersection of Upper Big Tujunga Canyon road and Angeles Crest Hwy (Hwy2), S side of upper Big Tujunga Canyon road on slope above upper Big Tujunga Creek. 1274 Comment
  POM359448  Ericameria parishii var. parishii Albert J. Perkins 1928-09 s.n. Los Angeles Clear Creek Trail, Sierra Madre Mountains Comment
  RSA359446  Ericameria parishii var. parishii Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  RSA90890  Ericameria parishii var. parishii F. W. Peirson 225 Los Angeles Above Martins Camp, Mt. Wilson, San Gabriel Mts. 1601 Comment
  JEPS19153  Ericameria pinifolia John Thomas Howell 1927-11-13 3204 Los Angeles near Elizabeth Lake; Liebre Mts. Comment
  POM359458  Ericameria pinifolia Geo. L. Moxley 1915-7-5 372 Los Angeles Arroyo Seco, Pasadena. Comment
  RSA739687  Ericameria pinifolia John Dittes 2005-11-26 1299 Los Angeles Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. High School; wash of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  SBBG62804  Ericameria pinifolia R. Hoffmann 1928-7-9 Los Angeles Elizabeth Lake Comment
  UC1118788  Ericameria pinifolia H. A. Jensen 1933-1-25 258 Los Angeles San Gabriel Wash Pomona Quad., San Gabriel Wash 121 Comment
  CAS-BOT-BC294823  Erigeron breweri var. covillei John Thomas Howell 1927-10-16 3149 Los Angeles Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  RSA720487  Erigeron divergens R. G. Swinney 1997-8-6 5781 Los Angeles along Hwy 2 0.5 mi W of Big Pines (road junction) E of Jackson Lake 2024 Comment
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Mar 27 2014
  RSA773983  Erigeron foliosus R. G. Swinney 2009-7-22 11317 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  SD239590  Erigeron foliosus R. G. Swinney 2008-7-16 9244 Los Angeles San Gabriel Mtns.: Will Thrall Peak, west of Burkhart Saddle. 2378 Comment
  SEINET4044451 Image available Erigeron foliosus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  UCR223175  Erigeron foliosus R. G. Swinney 2009-7-22 11317 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  CAS-BOT-BC296191  Erigeron foliosus var. foliosus John H. Thomas 1957-5-31 6791 Los Angeles Occidental College Campus, Los Angeles Comment
  POM156526  Erigeron foliosus var. foliosus L. R. Abrams 1902-7-3 2644 Los Angeles San Gabriel Mountains. Comment
  RSA660417  Eriodictyon crassifolium Orlando Mistretta 1992-5-21 388 Los Angeles Right Star Mine, S of Acton. Comment
  UCD119239  Eriodictyon crassifolium Gordon Pilone 1961-2-18 89 Los Angeles Hartley Ranch on Frazier Road and Hwy 99. Tehachapi Mt. Range. San Joaquin Valley Drainage Area. 1219 Comment
  IRVC28595  Eriodictyon crassifolium var. nigrescens A. C. Sanders, Mark Elvin 2002-6-19 25193 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  RSA582769  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd 1993-5-23 7221 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  UC1871306  Eriodictyon crassifolium var. nigrescens T. S. Ross 1991-4-30 5013 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' USGS Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UCR256210  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-19 12846 Los Angeles San Gabriel Mountains, 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
  UCR258800  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12966 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  CAS-BOT-BC222683  Eriodictyon trichocalyx Tim Ross; Steve Boyd 1991-4-25 4579 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fk of the San Gabriel River) 829 Comment
  RSA664092  Eriodictyon trichocalyx Marianne Marshall 1981-4-26 10 Los Angeles 1.0 mi N of fire station, East Fork of San Gabriel River on Hiking trail. Comment
  SBBG17473  Eriodictyon trichocalyx K. A. Wilson 1962-5-12 1279 Los Angeles cyn with public cmpgrds leading to Devils Punch Bowl trail Comment
  RSA508719  Eriodictyon trichocalyx var. trichocalyx Barry Burnell 1969-5-22 137 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  UCR213546  Eriogonum angulosum Michael Honer 2003-7-8 1844 A Los Angeles Transverse Range, Liebre Mountains, Tapia Canyon area, c. 2-3 air miles west of I-5 Freeway junction with Ridge Route Rd. 549 Comment
  IRVC28800  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2003-8-7 27171 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  LA52297  Eriogonum cinereum W. O. Griesel; 1936-5-16 52297 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA706908  Eriogonum cinereum Gary D. Wallace, M. Wallace 1985-3-2 2181 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  UCR141427  Eriogonum cinereum June Latting 1977-12-4 s.n. Los Angeles South Coast, Point Dume, near Santa Monica Mtns. 61 Comment
  JEPS56709  Eriogonum cithariforme Ralph Hoffmann 1930-6-6 Los Angeles Libre station, Ridge Route Comment
  CAS-BOT-BC242764  Eriogonum davidsonii Louis C. Wheeler 1933-10-22 2191 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  RSA393170  Eriogonum davidsonii L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  UCR141369  Eriogonum davidsonii R. G. Swinney 1997-8-19 5815 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
  UCR277128  Eriogonum davidsonii R. G. Swinney 2010-9-23 13884 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA230029  Eriogonum davidsonii Robert F. Thorne 1971-6-26 40611 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Peak 1433 Comment
  UCR179664  Eriogonum elongatum R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, 1.4 mi. northeast of Glendora Mtn. Rd. in Big Dalton Canyon 396 Comment
  UCR245425  Eriogonum elongatum Elizabeth A. Kempton, Eric Paul 2006-8-11 441 Los Angeles San Gabriel Mountains, Angeles National Forest, along Hwy 2 at turnout 719 Comment
  CAS-BOT-BC249782  Eriogonum elongatum var. elongatum Ernest C. Twisselmann 1961-10-31 6681 Los Angeles Liebre Mountains: Leona Valley 929 Comment
  RSA393302  Eriogonum elongatum var. elongatum F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5447 Los Angeles San Gabriel Mountains: Pine Flats, First Camp, N fork San Gabriel Canyon 1700 Comment
  UCR271584  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-3 15999 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  UCR223916  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-24 11281 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
  RSA650863  Eriogonum fasciculatum var. fasciculatum Carol Zuck 1981-2-27 63 Los Angeles W. Covina. East on I-10 between Barranca and Grand off ramps. Comment
  LA52260  Eriogonum fasciculatum var. foliolosum Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA393421  Eriogonum fasciculatum var. foliolosum V. V. Giles 1936-7-5 s.n. Los Angeles San Gabriel Mountains: Crystal Lake. Comment
  RSA657963  Eriogonum fasciculatum var. foliolosum S. Campbell 1980-6-4 41 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  RSA718064  Eriogonum fasciculatum var. polifolium R. G. Swinney 1997-8-19 5819 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  UC83226  Eriogonum fasciculatum var. polifolium C. F. Baker 1903-8-2 3454 Los Angeles San Antonio Canyon near Claremont; San Antonio Canyon Comment
  CAS-BOT-BC250316  Eriogonum giganteum var. formosum Marcus E. Jones 1902-6-27 s.n. Los Angeles Catalina Island Comment
  RSA515128  Eriogonum giganteum var. formosum Aaron Liston 1989-4-30 805 -1 Los Angeles San Clemente Island. Waynuk Canyon, W slope of island. Comment
  UCR41731  Eriogonum giganteum var. giganteum G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  CAS-BOT-BC253472  Eriogonum gracile Geo. B. Grant 1904-9-15 6422 Los Angeles Pasadena Comment
  POM306339  Eriogonum gracile var. gracile Henry J. Ramsey, Henry J. Ramsey 1937-8-23 1421 Los Angeles Altadena. Comment
  RSA486470  Eriogonum gracile var. gracile Richard Noyes 1988-7-30 599 Los Angeles Burbank Canyon, NW of Thompson Creek Dam 525 Comment
  RSA317011  Eriogonum parvifolium var. parvifolium T. S. Elias, Walter Wisura 1984-7-27 8522 Los Angeles North of Malibu; Point Dume. Comment
  RSA0012046  Eriogonum pusillum R. G. Swinney 2009-4-29 10595 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCR223008  Eriogonum pusillum R. G. Swinney 2009-5-13 10789 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
  RSA64586  Eriogonum pusillum F. W. Peirson 1923-5-27 4203 Los Angeles Pallett Creek, north slope of San Gabriel Mountains 1098 Comment
  UC1922498  Eriogonum roseum Scott D. White, A. Warniment 2005-9-9 11213 Los Angeles Tehachapi Mtns.: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. Comment
  POM49219  Eriogonum roseum A. D. E. Elmer 1902-06 3725 Los Angeles Acton. Comment
  RSA628587  Eriogonum saxatile Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  RSA755877  Eriogonum saxatile R. G. Swinney 2008-7-16 9259 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 Comment
  RSA766275  Eriogonum saxatile Joseph A. Ewan 1936-7-19 9745 a Los Angeles San Gabriel Mts. Prairie fork. 2195 Comment
  RSA164813  Eriogonum saxatile Wesley O. Griesel 1963-7-17 842 Los Angeles Devil's Backbone, San Gabriel Mts 2744 Comment
  POM263032  Eriogonum umbellatum var. minus J. C. Roos 1937-7-16 371 Los Angeles Mt. San Antonio [Los Angeles - San Bernardino counties]. 2744 Comment
  UCR20215  Eriogonum umbellatum var. minus T. P. Krantz 1979-9-14 s.n. Los Angeles San Gabriel Mountains, Mt. Islip 2500 Comment
  UCD101509  Eriogonum viridescens L. LaPre 1988-7-1 s.n. Los Angeles Big Rock Creek Wash, 2.5 miles E of Pearblossom. Comment
  RSA755829  Eriogonum wrightii R. G. Swinney 2008-10-7 9482 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  RSA0116190  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2011-10-13 15790 Los Angeles San Gabriel Mountains; Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail. 1582 Comment
  RSA420589  Eriogonum wrightii var. subscaposum H. de Forest 1932-10-16 s.n. Los Angeles Barley Flats. 1372 Comment
  RSA545307  Eriogonum wrightii var. subscaposum Robert F. Thorne, M. Z. Thorne 1966-10 41380 Los Angeles San Gabriel Mountains, Angeles National Forest: Peak of Lookout Mountain. Comment
  CAS-BOT-BC297922  Eriophyllum confertiflorum Timothy S. Ross; Steve Boyd 1994-5-25 7928 Los Angeles Liebre Mts. Necktie Basin: ca 470-830 m W of Warm Springs Mt summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  CDA5252  Eriophyllum confertiflorum A. C. Browne 1953-6-1 Los Angeles 3 miles north of Castaic. 0 Comment
  RSA0062516  Eriophyllum confertiflorum R. G. Swinney 2010-4-20 12315 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA772106  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10846 Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  LA94441  Eriophyllum confertiflorum var. confertiflorum Carl Epling; Lincoln Ellison 1929-4-27 43 Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA599341  Eriophyllum confertiflorum var. confertiflorum Steve Boyd, Lauren Raz 1997-3-26 9370 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UC1595331  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Orlando Mistretta 1992-7-24 6766 Los Angeles 76 degrees ene, 900 m distant from Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts. 1460 Comment
  CAS-BOT-BC308369  Eriophyllum nevinii Alice Eastwood 1917-7-25 6448 Los Angeles Santa Catalina Island Comment
  POM122302  Eriophyllum nevinii Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island. Comment
  RSA725074  Eriophyllum wallacei Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -93 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  RSA578648  Eriophyllum wallacei Timothy S. Ross 1994-5-1 7590 b Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  SBBG25232  Eriophyllum wallacei Leota Davidson 1965-5-9 122 a Los Angeles E of Little Rock Comment
  UCR139269  Erodium A. C. Sanders 2003-5-22 26830 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
  RSA607960  Erodium botrys Louis C. Wheeler 1951-5-13 6800 Los Angeles San Gabriel Mountains: Tanbark Flat. San Dimas Canyon. Comment
  UC1587638  Erodium brachycarpum Tim Ross 1991-4-21 4549 Los Angeles ridgetop between Turnbull Canyon and Sycamore Canyon (Whittier Hills (Puente Hills, pro parte)); Whittier Hills, Puente Hills 320 Comment
  RSA518241  Erodium moschatum A. C. Sanders 1987-12-4 7579 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  POM127731  Erodium moschatum George B. Grant 1901-1 447 Los Angeles From Pasadena Collected, 1901-1905 Comment
  SFV21073  Erodium moschatum L. Gross 2001-3-23 343 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 427 Comment
  UCR190899  Erysimum capitatum R. G. Swinney 1998-7-2 6201 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SEINET8257602  Erythranthe floribunda LeRoy Abrams 1902-7-1 2611 Los Angeles Little Santa Anita canyon. Comment
  SDSU10773  Erythranthe guttata R. M. Beauchamp 1966-8-10 59 Los Angeles Across from 772 N. Topanga Canyon Blvd. Comment
  CAS-BOT-BC403165  Eschscholzia californica Philip A. Munz 1925-4-23 9456 Los Angeles San Gabriel Canyon 487 Comment
  CAS-BOT-BC403178  Eschscholzia californica Geo. B. Grant 1904-5-5 6199 Los Angeles Arroyo Seco Canyon Comment
  UCD100534  Eschscholzia californica Shannon M. Still 2006-3-31 66 Los Angeles California. Los Angeles County: North side of W. Avenue I in Antelope Valley, ca. 9 mi. west of Hwy 138/14. 765 Comment
  RSA316363  Eschscholzia minutiflora Robert F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 54987 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA578658  Eschscholzia minutiflora Tim S. Ross, J. Mark Porter 1994-5-1 7600 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCR214607  Eucalyptus camaldulensis A. C. Sanders, Dan S. Cooper 2010-4-30 38115 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA604201  Eucalyptus rudis Louis C. Wheeler 1972-5-25 s.n. Los Angeles Cobb Estate. Comment
  UCR107860  Eucalyptus rudis Scott D. White 1997-5-7 5059 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  LA32294  Eucrypta chrysanthemifolia var. chrysanthemifolia Henry J. Thompson; 1959-4-12 1920 Los Angeles Comment
  RSA420819  Eucrypta chrysanthemifolia var. chrysanthemifolia Anstruther Davidson 1897-04 s.n. Los Angeles Eaton Canyon Comment
  UCD107075  Eulobus californicus Jill Fariss 1997-4-13 60 Los Angeles Old Ridge Route north of Templin Hwy. Comment
  SD211598  Euphorbia Louis C. Wheeler 1946-8-27 6268 Los Angeles San Gabriel Mountains. Jackson Lake. 1858 Comment
  RSA0012042  Euphorbia albomarginata R. G. Swinney 2009-4-29 10599 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCR143104  Euphorbia albomarginata Fay A. MacFadden 1931-4-22 2648 Los Angeles Western Transverse Range, San Francisquito Canyon 915 Comment
  UCD142898  Euphorbia albomarginata Ch. L. Batcheller 1929-8-4 s.n. Los Angeles 15 miles N.W. of Lancester. From Antelope Valley. Comment
  RSA9651  Euphorbia helioscopia L. C. Wheeler 1933-7-14 1936 Los Angeles Portrero Chico near Rio Hondo. 69 Comment
  UCR259080  Euphorbia maculata R. G. Swinney 2010-10-15 14051 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  UCR45202  Euphorbia maculata A. C. Sanders 1986-7-30 6810 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA603551  Euphorbia misera Sara L. Crockett 1997-4-1 629 Los Angeles Santa Catalina Island. 0.3 miles WNW on Two Harbors Road from jct. with upper road leading into Little Harbor CG; old road leading to power poles on N side of road. 46 Comment
  UCR260030  Euphorbia peplus R. G. Swinney 2010-4-21 12325 Los Angeles San Gabriel Mountains, Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  SBBG128680  Euphorbia peplus R. F. Thorne, J. Henrickson 1963-5-5 32274 Los Angeles near mouth of Cobal Cyn, few mi N of Claremont, foothills of San Gariel Mtns 518 Comment
  UCR95273  Euphorbia prostrata L. C. Wheeler 1970-8-8 s.n. Los Angeles City of Norwalk, Cerritos College, 11110 E. Alondra Blvd. 24 Comment
  RSA187959  Euphorbia spathulata R. F. Thorne 1966-4-30 36340 -a Los Angeles Santa Catalina Island; mouth of Gallagher's Canyon. 8 Comment
  UCR131377  Euphorbia terracina Jeremiah George 2001-7-17 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  RSA0073223  Eurotia lanata Bonnie C. Templeton 1931-5-17 1205 Los Angeles West of Lancaster, Mohave Desert. Comment
  CAS-BOT-BC312242  Euthamia occidentalis John Thomas Howell 1927-10-29 3179 Los Angeles Near Alamitos Bay 15 Comment
  RSA607706  Euthamia occidentalis Scott D. White 1997-11-5 6020 Los Angeles Mouth of Zuma Creek, E end of the County Beach. 8 Comment
  SD112036  Extriplex californica Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  CDA30640  Fatoua villosa B. Miled 2008-9-11 PDR# 1309605 Los Angeles In the vicinity of Sepulveda, at Bennett Nursery on Plummer Street. 0 Comment
  RSA0104991  Festuca myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  RSA0115444  Festuca myuros R. G. Swinney 2010-6-1 13168 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
  UCR259761  Festuca myuros R. G. Swinney 2010-5-11 12639 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR271805  Festuca myuros R. G. Swinney 2010-3-24 12057 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
  UCR194735  Festuca myuros var. myuros Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 683 Los Angeles Transverse Range: Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  UCSB9746  Festuca octoflora Ralph, F. 1960-4-1 Los Angeles N side of Calif hwy. 138; 9.0 miles E. of its jct with the road to Valyermo & Big Pines; E. of Pear Blossom and 0.6 miles W. of jct to Victorville; Mohave Desert Comment
  SD98681  Festuca ovina var. glauca Jack L. Reveal 1977-6-12 1981 Los Angeles Granada Hills; on the 11700 block of Densmore 199 Comment
  SBBG13323  Festuca perennis M. A. Piehl -Jun-1962 62375 Los Angeles Navy base at Wilson Cove 38 Comment
  UCR267275  Ficus microcarpa R. E. Riefner Jr. 2015-5-2 15- 141 Los Angeles City of Glendale, Los Angeles River, Glendale Narrows Riverwalk, Flower St. west of Fairmont Ave. 146 Comment
  RSA158332  Filago arizonica Peter H. Raven 1962-4-12 17314 Los Angeles San Clemente Island, west side of island: between canyon below the Tomb and next canyon south. 107 Comment
  UCR258863  Filago californica R. G. Swinney 2010-3-16 11937 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA594343  Foeniculum vulgare Steve Boyd, Lauren Raz 1996-10-14 9028 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  UCR223267  Foeniculum vulgare R. G. Swinney 2009-8-19 11452 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  SD38876  Foeniculum vulgare Edith A. Purer 1931-5-21 Los Angeles Puente Comment
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Jul 11 2010
  PASA17  Forestiera neomexicana Margaret Stason 1931-5-9 Los Angeles Willow Springs M. DES. Comment
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Apr 30 2015
  RSA499367  Fragaria californica Edwin Kline 1925-2-1 s.n. Los Angeles Mount Hollywood Comment
  CAS-BOT-BC52542  Frangula californica subsp. californica Elmer I. Applegate 1927-2-12 4981 Los Angeles Mandeville Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC52549  Frangula californica subsp. californica Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles unspecified Comment
  RSA134730  Fraxinus dipetala Percy C. Everett, E. K. Balls 1959-6-29 23869 Los Angeles 2 mi. from Seminole Hot Springs, Santa Monica Mts. 488 Comment
  RSA464912  Fraxinus dipetala Fordyce Grinnell Jr. 1917-3-31 s.n. Los Angeles Santa Susana Mts, near Newhall Pass Comment
  UC878069  Fraxinus dipetala Louis C. Wheeler 1932-6-18 835 Los Angeles n slope San Dimas Canyon; San Gabriel Mts. 426 Comment
  UCR127029  Fraxinus dipetala A. C. Sanders, Mark A. Elvin 2003-6-18 26948 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
  UCR177748  Fraxinus dipetala LeRoy Gross, Naomi Fraga 2002-4-4 522 Los Angeles Los Angeles Basin: Verdugo Mountains Region, Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 400 Comment
  RSA320396  Fraxinus velutina Walter Wisura, B. Haner 1984-10-17 4024 Los Angeles 4.3 mi. fr. Hwy. 39 along W fork of San Gabriel River. Comment
  RSA760561  Fraxinus velutina R. G. Swinney 2009-3-10 10069 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  SEINET10766868  Fremontodendron californicum George Yatskievych, Michael D. Windham; Fay, Wei Li 2011-5-12 Yatskievych 11 -15 Los Angeles Along dirt road (Big Rock Creek Road) to South Fork campground, heading S off Big Pines Highway, Angeles National Forest, N side of San Gabriel Mountains. 1254 Comment
  UCR223283  Fremontodendron californicum R. G. Swinney 2009-6-17 11217 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  CAS-BOT-BC130252  Fritillaria biflora Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Cahuenga Pass near Los Angeles Comment
  JEPS25741  Galium andrewsii subsp. intermedium John Weiler 1961-5-12 61112 a Los Angeles in e-facing ravine on Ridge Route Rd 0.4 mi n U.S. Weather Bureau lateral (1.9 mi se of the junction of Ridge Route Rd with State Hwy 138 (nr. Quail Lake)) Comment
  UC1143114  Galium andrewsii subsp. intermedium A. D. Gifford 1935-4-10 557 Los Angeles 7 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  UC1587575  Galium andrewsii subsp. intermedium Tim Ross 1991-9-2 5906 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 472 Comment
  RSA770904  Galium angustifolium Robert F. Thorne, Percy C. Everett 1965-5-12 34634 Los Angeles Santa Catalina Island, upper end of Middle Canyon. 305 Comment
  UCR126664  Galium angustifolium A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26208 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  LA50692  Galium angustifolium subsp. angustifolium Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0019768  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2011-7-1 5891 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA505063  Galium angustifolium subsp. angustifolium Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest. San Gabriel Mts; eastern flank of Mt. Gleason near microwave tower. Comment
  RSA87107  Galium angustifolium subsp. angustifolium J. T. Howell 1931-5-29 6564 Los Angeles Hills of Santa Monica Mts. at Santa Monica. Comment
  UCR189735  Galium angustifolium subsp. gabrielense R. G. Swinney 1998-7-10 6378 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
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May 8 2012
  RSA0106116  Galium aparine R. G. Swinney 2011-3-15 14072 Los Angeles San Gabriel Mountains; Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  UCR143170  Galium aparine Reid Moran 1941-2-17 581 Los Angeles Channel Islamds, Middle Ranch, south side of San Clemente Island 500 Comment
  RSA213395  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UCR143197  Galium catalinense F. R. Fosberg 1931-3-27 S- 4418 Los Angeles Channel Islands, Pebble Beach Road, Santa Catalina Island 50 Comment
  CAS-BOT-BC217452  Galium catalinense Frank W. Peirson 1923-4-9 3432 Los Angeles North slope canyon at Lemmon Tank, San Clemente Island Comment
  POM367799  Galium catalinense subsp. catalinense Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  UC2029964  Galium grande V. Soza, Samantha Tessel 2001-6-18 1290 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. Comment
  CAS-BOT-BC499143  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
  POM13530  Galium hallii F. W. Peirson 1922-7-6 s.n. Los Angeles 1 mile east of Big Pines in canyon at Saw Mill, Swartout Valley. 2043 Comment
  LA50679  Galium nuttallii subsp. nuttallii A. M. Johnson; 1935-4-26 4582 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UCR146222  Galium nuttallii subsp. nuttallii Valerie Soza, Et al. 2000-6-27 1036 Los Angeles San Gabriel Mountains, Firebreak above Chantry Flat Heliport, 0.7 mi SW of Chantry Flat along FSR 2N41.2, south of San Olene Canyon 854 Comment
  RSA729645  Galium parishii R. G. Swinney 1998-7-2 6236 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR99422  Galium parishii R. G. Swinney 1995-8-28 4483 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  RSA202659  Galium parishii F. Ehrendorfer, Grant 1959-6-14 5902 Los Angeles San Gabriel Mountains, hills about 2 miles north of Big Pines. 1982 Comment
  RSA601635  Galium parisiense Louis C. Wheeler 1967-6-26 9879 Los Angeles Elsmere Canyon. 441 Comment
  RSA653923  Galium porrigens var. porrigens Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1036 Los Angeles San Gabriel Mountains: Firebreak above Chantry Flat Heliport, 0.7 mile southwest of Chantry Flat along FS Road 2N41.2, south of San Olene Canyon. 854 Comment
  RSA0011521  Galium porrigens var. porrigens Orlando Mistretta, Christine Mistretta 2011-6-23 5742 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  UCR47500  Galvezia speciosa D. C. Michener, R. M. Beauchamp 1982-9-25 4092 Los Angeles Channel Islands, San Clemente Island: Wilson Cove canyon 46 Comment
  UCR68908  Galvezia speciosa Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4196 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  UCR259155  Gamochaeta pensylvanica R. G. Swinney 2010-8-30 13612 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  RSA391427  Garrya flavescens L. E. Hoffman 1931-12-23 s.n. Los Angeles [Chilao] Flats Comment
  CAS-BOT-BC158018  Garrya veatchii Marcus E. Jones 1930-3-13 26516 Los Angeles Big Rocks, Cajon Pass Comment
  JEPS66753  Garrya veatchii A. M. Ottley 1920-5-6 626 Los Angeles between Fish Canyon and Monrovia Canyon; San Gabriel Mts. Comment
  UC303663  Garrya veatchii I. M. Johnston 1918-5-19 1982 Los Angeles Upper San Antonio Canyon; San Antonio Mountains 1584 Comment
  RSA97295  Garrya veatchii F. W. Peirson 1926-3-20 6515 Los Angeles Arroyo Seco. 1006 Comment
  RSA413930  Gastridium phleoides Freda Detmers 1931-3-19 s.n. Los Angeles Los Angeles, along Manchester Ave. at golf grounds Comment
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Sep 29 2015
  RSA762522  Gayophytum R. G. Swinney 2008-7-24 9347 Los Angeles Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  RSA0106509  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-29 15576 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA771611  Gayophytum heterozygum Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42202 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  RSA653045  Gayophytum oligospermum A. C. Sanders, D. Malueg 1998-6-24 22086 Los Angeles San Gabriel Mtns.: 2 miles E of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  CATA3493  Genista linifolia Benjamin J. Dion, Nathalie Cartan, Michael Thomas 2017-9-28 045 Los Angeles Santa Catalina Island: Interior; on edge of drainage in between Lower Cottonwood Road and Banning Meadow Road in Lower Cottonwood Canyon watershed 129 Comment
  UCR65281  Genista monosperma Steve Boyd 1990-2-3 3828 Los Angeles San Gabriel Mtns., San Gabriel Mountains, base of range at Padua Hills, just west of mouth of San Antonio Canyon Comment
  POM346774  Geranium californicum Greg Wright 1971-7-24 359 Los Angeles SE Calif Hwy 2, 150 yds sw intersection calif. Hwy N4, 4 mi. W Wrightwood. 2097 Comment
  UCR276815  Gilia R. G. Swinney 2010-5-21 12887 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
  UC52698  Gilia angelensis Geo. B. Grant Feb 1900 2255 Los Angeles Pasadena Comment
  UC909023  Gilia angelensis Margaret Stason 1927-3-13 Los Angeles Pasadena Comment
  UCR219465  Gilia angelensis R. G. Swinney 2009-3-19 10148 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
  RSA152125  Gilia angelensis Wesley O. Griesel 1962-3-17 s.n. Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  RSA631083  Gilia angelensis L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  RSA470234  Gilia capitata subsp. abrotanifolia B. C. Templeton 1930-6-17 s.n. Los Angeles Franks [Franklin] Canyon, north of Beverly Hills. Comment
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Jan 12 2008
  RSA67076  Gilia capitata subsp. abrotanifolia Alva Grant, Verne Grant 1951-6-3 16007 Los Angeles On south slope of Cow Canyon, 1.9 mi W of jct. with San Antonio Canyon Road. 1372 Comment
  RSA775870  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-5-26 5205 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  UCR194159  Gilia latiflora A. C. Sanders 2008-4-13 34875 Los Angeles Western Mojave Desert, Antelope Valley, Lancaster Rd. near California Poppy Reserve, c. 0.8 mi. west of Munz Ranch Rd., 9.8 mi. (air) NW of Quartz Hill 806 Comment
  RSA643166  Gilia latiflora Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1112 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit, Santiago Creek Section. Comment
  SEINET7047889  Gilia latiflora Steven R. Hill, Kate Kramer 2001-4-22 33337 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  CAS-BOT-BC226325  Gilia latiflora subsp. davyi Louis C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley 914 Comment
  CAS-BOT-BC226330  Gilia latiflora subsp. davyi Louis C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley 914 Comment
  UCR280529  Gilia latiflora subsp. davyi R. G. Swinney 2014-4-10 16020 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UCR177784  Gilia latiflora subsp. excellens LeRoy Gross 2005-4-28 2168 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  CAS-BOT-BC226395  Gilia latiflora subsp. latiflora Frank W. Peirson 1921-5-19 2832 Los Angeles Little Rock Creek, San Gabriel Mts. 1036 Comment
  UC908483  Gilia latiflora subsp. latiflora Herbert L. Mason 1932-4-1 6869 Los Angeles one mi e Lancaster; Mohave Desert, e of Lancaster Comment
  VVC2937  Gilia latiflora subsp. latiflora Tim Thomas 2014-5-4 6291 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  RSA607021  Gilia leptantha subsp. transversa L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  SBBG127081  Gilia leptantha subsp. transversa A. Parikh, N. Gale 2011-6-22 3497 Los Angeles NW of Iron Mtn, 1.5 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Crk; San Gabriel Mtns 1370 Comment
  RSA586622  Gilia malior T. S. Ross 1991-3-23 4282 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  UC1234593  Gilia minor Peter H. Raven 1962-4-6 17108 Los Angeles 0.5 mi n Pearblossom; n of Pearblossom 853 Comment
  UCR193538  Gilia modocensis R. G. Swinney 1999-6-28 7427 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  SD139205  Gilia nevinii Jon Rebman 1996-4-26 3098 Los Angeles San Clemente Island; Knob Canyon on southeast side of island 199 Comment
  SDSU3091  Gilia nevinii R. M. Beauchamp 1967-6-2 536 Los Angeles Below Lemon Tank. San Clemente Island. 259 Comment
  UCR194149  Gilia ochroleuca A. C. Sanders 2008-4-25 35107 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  RSA0095177  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4974 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  UCR192824  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-6 6297 Los Angeles San Gabriel Mtns., Grassy Hollow, east of Jackson Flats, on ridge c. 200 m north of entrance to Grassy Hollow Campground 2195 Comment
  RSA0016261  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd 1994-6-23 8051 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  CAS-BOT-BC402069  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-6-20 1265 Los Angeles San Antonio Mountains. Baldy Lookout of U.S.F.S. 2133 Comment
  CAS-BOT-BC402080  Gilia ochroleuca subsp. vivida F. W. Peirson 1923-5-26 3534 Los Angeles Rock Creek Divide, San Gabriel Mountains Comment
  UCR23181  Gilia splendens Polly Schiffman 1981-5-23 026 Los Angeles San Gabriel Mtns, 2 mi N on Angeles Crest Hwy from Ranger Station which is 3 mi north of La Canada-Flintridge 1067 Comment
  UC1537496  Gilia stellata Gordon H. True Jr. 1935-4-19 271 Los Angeles Lovejoy Butte 853 Comment
  PASA723  Gilia tricolor J. E. Giguette May, 26 Los Angeles Flintridge Comment
  UCR51748  Githopsis diffusa subsp. diffusa Anstruther Davidson 1914-1 2972 Los Angeles San Gabriel Mtns., San Gabriel Canyon 427 Comment
  RSA151112  Glyptopleura setulosa Peter H. Raven 1962-4-6 17103 Los Angeles 0.5 miles north of Pearblossom 854 Comment
  RSA591973  Gnaphalium californicum Mark Hoefs 1974-4-30 431 Los Angeles Santa Catalina Island: by trail in Hermit's Gulch. 91 Comment
  RSA649819  Gnaphalium californicum Matt Brooks 1988-4-15 11 Los Angeles Whittier, Turnbull Canyon Rd. 1.8 miles east of its intersection with Beverly Blvd. Comment
  UCR126914  Gnaphalium californicum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26191 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR38880  Gnaphalium californicum B. A. Prigge 1985-6-14 6395 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  RSA656853  Gnaphalium canescens subsp. beneolens Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 994 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy and W of junction with Hostetter Mtwy, above Wildwood Canyon. 883 Comment
  POM358904  Gnaphalium palustre Geo L. Moxley 1917-9-7 s.n. Los Angeles At Cota, near Long Beach. Comment
  RSA640929  Gnaphalium stramineum L. C. Wheeler 1967-8-9 10411 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  UCR188914  Grayia spinosa R. G. Swinney 1998-5-16 6104 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, west of Mescal Highlands, Graham Canyon, 0.3 mi. N of Panorama Way at Graham Cyn. Motorway, 2.0 mi. S of Ft. Tejon Rd. 1317 Comment
  UCR220215  Grayia spinosa R. G. Swinney 2009-4-2 10272 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road 1220 Comment
  RSA518022  Guillenia lasiophylla Steve Boyd, Orlando Mistretta 1986-3-31 1565 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  POM369710  Harpagonella palmeri M. B. Dunkle 1928-4-22 1889 Los Angeles Santa Catalina Island; Buttonshell Beach. 23 Comment
  POM72625  Harpagonella palmeri Marcus E. Jones 1882-3-7 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC307283  Hazardia squarrosa var. grindelioides Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles Near Pasadena, San Gabriel Mts. Comment
  POM156151  Hazardia squarrosa var. grindelioides L. R. Abrams 1904-9-2 4180 Los Angeles Elysian Park. Comment
  RSA659717  Hedypnois cretica J. C. Roos 1954-5-17 s.n. Los Angeles North Kenmore and Oakdale Streets, Hollywood. Comment
  RSA670434  Helianthemum scoparium var. vulgare I. W. Clokey, B. C. Templeton 1929-05 4490 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  SFV3972  Helianthus annuus R. L. Armacost 1954-11-22 583 Los Angeles Santa Monica. Comment
  UCR125136  Helianthus inexpectatus A. C. Sanders, Mark Elvin 2002-6-25 25257 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
  RSA127778  Heliotropium curassavicum var. oculatum H. J. Thompson, P. Raven 1959-6-4 14334 Los Angeles Point Dume. 45 Comment
  CAS-BOT-BC305878  Helminthotheca echioides G. L. M. 1914-8-31 250 Los Angeles P. E. tracks between Dominguez Jct. & Cota Comment
  CAS-BOT-BC310106  Hemizonella minima Geo. B. Grant 1906-6-17 543 a-6689 Los Angeles Summit of Mt. Wilson 1890 Comment
  RSA360237  Hemizonia clementina Anstruther Davidson 1891-06 s.n. Los Angeles Catalina Island. Comment
  CAS-BOT-BC403837  Hesperocnide tenella Blanche Trask 1901-3-1 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  LA51804  Hesperocnide tenella Louis Wheeler; 1932-4-23 649 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA3713  Hesperocnide tenella Carl B. Wolf 1932-5-11 3560 Los Angeles Fourth O' July Cove; Santa Catalina Island 30 Comment
  SFV21048  Hesperocnide tenella L. Gross, V. Soza 2001-6-6 433 Los Angeles Verdugo Mountains North side of mountains. Hostetter Mountain Way, off of La Tuna Canyon Road. In narrow, rocky draw above road, north-northwest facing canyon. 701 Comment
  CAS-BOT-BC143689  Heteromeles arbutifolia John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  LA103201  Heteromeles arbutifolia Barry A. Prigge; 1985-6-14 6421 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  SBBG12781  Heteromeles arbutifolia E. R. Blakley 1962-10-6 5471 Los Angeles N edge of Avalon, where island rd leaves town 45 Comment
  UC484145  Heteromeles arbutifolia Knopf and Johnson 1930-1-30 Los Angeles Avalon Canyon; Catalina Island Comment
  SEINET6710052  Heteromeles arbutifolia var. macrocarpa G. B. Grant 1901-1 567 Los Angeles Santa Monica Range, southern California Comment
  RSA0074519  Heterotheca fastigiata Anstruther Davidson 1441 Los Angeles Rock Creek Comment
  CAS-BOT-BC318875  Heterotheca grandiflora Marcus E. Jones 1882-3-7 3614 Los Angeles Pasadena Comment
  UCR213415  Heterotheca grandiflora A. C. Sanders, Dan S. Cooper 2010-3-12 37336 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0075834  Heterotheca grandiflora Louis C. Wheeler 1966-9-21 8900 Los Angeles San Gabriel Mountains, north fork San Gabriel River, 1/4 mi. west of intersection of main road with road to upper Bichota Canyon. 930 Comment
  SBBG63107  Heterotheca sessiliflora subsp. fastigiata R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  UC1595243  Heterotheca sessiliflora subsp. fastigiata Tim Ross and Peter Fritsch 1990-6-20 3589 Los Angeles near the confluence E and W Forks of the San Gabriel River; San Gabriel Mountains, Mouth of Burro Canyon 445 Comment
  UCSB51510  Heterotheca villosa Hodgson, John 1928-09 Los Angeles Peace Valley meadow; Tejon Dist.; Santa Barbara Forest 914 Comment
  UCR66509  Heuchera abramsii I. M. Johnston 1918-7-6 2096 Los Angeles San Antonio Mtns., Baldy Summit 3049 Comment
  RSA0062938  Heuchera elegans R. F. Thorne 1971-6-26 39999 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road on N slope of Occidental Peak. 1646 Comment
  RSA653893  Hirschfeldia incana Valerie L. Soza, Laura Moore 2000-5-10 826 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. 579 Comment
  RSA777870  Hirschfeldia incana R. G. Swinney 2009-6-12 11116 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCSB68644  Hirschfeldia incana Gross, LeRoy; Denslow, Michael; Sidibeh, Mariam 2003-2-10 Los Angeles Transverse Ranges: Verdugo Mountains Region; south side; along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway (Burbank Quad. 7.5: T1N R13W S5 Center) 783 Comment
  CAS-BOT-BC207502  Hoffmannseggia glauca R. E. Jr. Riefner 2006-7-8 06 -295 Los Angeles Southern Coast: Long Beach, Studebaker Rd. at 22 Freeway 6 Comment
  RSA755884  Holodiscus microphyllus R. G. Swinney 2008-7-24 9279 Los Angeles Waterman Mountain 2412 Comment
  UCR223713  Hordeum brachyantherum R. G. Swinney 2009-6-8 11112 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
  LA82507  Hordeum brachyantherum subsp. californicum O. H. Kappler; 1943-5-2 396 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC289330  Hordeum murinum subsp. glaucum Peter H. Raven; Henry J. Thompson 1959-5-5 14124 Los Angeles Mulholland Hwy. 1 mile W of Las Virgenes Road, Malibu Creek drainage, Santa Monica Mountains 274 Comment
  CATA611  Hordeum murinum subsp. glaucum Mark L. Hoefs 1991-4-8 1061 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  LA14697  Hordeum murinum subsp. glaucum Monte Lloyd; 1950-7-31 500731p 938 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA729601  Hordeum vulgare R. G. Swinney 1998-7-10 6384 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  UCR89406  Hordeum vulgare David Charlton 1991-5-27 5301 Los Angeles Western Mojave Desert, NE of Palmdale and north of Little Rock, junction of 90th St. East and C Street on road to Edwards A.F.B. 945 Comment
  LA201896  Horkelia cuneata subsp. cuneata Arthur C. Gibson; 2003-6-8 4911 Los Angeles 137 Comment
  RSA748147  Horkelia cuneata subsp. puberula Justin M. Wood 2009-4-2 462 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA229054  Horkelia rydbergii Robert F. Thorne, C. W. Tilforth 1971-6-30 40790 a Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  UC1532945  Horkelia rydbergii Robert F. Thorne 1969-7-2 38217 Los Angeles Charlton Flats San Gabriel Mtns, Angeles National Forest Comment
  CHSC83709  Hosackia oblongifolia John Dittes; Gina Hall 1990-7-19 248 Los Angeles Transverse Range; San Gabriel Mts., North of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, North of Angeles Crest Highway. Along creek below Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  UCR259386  Hosackia oblongifolia R. G. Swinney 2010-9-7 13725 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  SBBG68147  Hosackia oblongifolia var. oblongifolia unknown -Aug-1893 Los Angeles Los Angeles Comment
  JEPS34886  Hulsea heterochroma F. W. Peirson 1919-7-3 514 Los Angeles Lukens Peak San Gabriel Mts. 1219 Comment
  RSA261749  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 7946 Los Angeles 5 miles west of Mill Creek Summit 1921 Comment
  RSA584314  Hymenoclea salsola Timothy S. Ross, Steve Boyd 1991-3-23 4245 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development). 851 Comment
  RSA756582  Hymenoclea salsola Orlando Mistretta, Christine Mistretta 2008-4-3 2277 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  RSA607831  Hyparrhenia hirta L. C. Wheeler 1947-6-15 6527 Los Angeles Altadena: Canyon Crest Drive and Sincoln [Lincoln] Ave. Comment
  UC19041  Hypericum formosum var. scouleri unknown Los Angeles Claremont Comment
  UCR271841  Hypericum scouleri R. G. Swinney 2011-6-23 15279 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  SBBG96984  Hypochaeris glabra S. Boyd with T. Ross, L. Arnseth 1990-4-8 4342 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  SEINET3147766  Hypochaeris glabra G. B. Grant 1905-4-19 sn Los Angeles Garvanza Comment
  UCD150978  Hypochaeris glabra D. S. Park 2010-4-29 64 Los Angeles Wildwood Canyon, trailside. Growing on hillside 30 degree gradient. 447 Comment
  RSA94818  Hypochaeris glabra F. W. Peirson 1919-05 2766 Los Angeles At 1085 New York Drive, Altadena Comment
  IRVC26210  Isomeris arborea A. C. Sanders 2003-6-19 26981 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA601067  Iva axillaris Steve Boyd, Lauren Raz 1997-6-18 9989 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Portal Ridge, 5.1 road miles west of intersection with 90th St. West. 1054 Comment
  UCD51328  Jarava speciosa A. A. Beetle 1942-4-24 3215 Los Angeles Rt. 6, 6 miles S of Palmsdale. Comment
  CAS-BOT-BC101908  Juglans californica Geo. B. Grant 1905-5-5 635 Los Angeles Pasadena Comment
  RSA0087091  Juglans californica R. G. Swinney 2010-6-21 13294 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  SD239790  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37170 Los Angeles San Gabriel Vaslley: Pomona, Cal Poly Pomona campus at Kellogg West (San Dimas 7.5'Q) Steep N-facing hill slope below parking lot of conference center and dorms on hilltop. 263 Comment
  UCR209208  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37167 Los Angeles San Gabriel Valley, Pomona, between Mt. San Antonio College and Cal Poly Pomona on Temple Ave., at crest of pass 245 Comment
  CAS-BOT-BC167119  Juglans nigra A. C. Sanders; R. E. Riefner, Jr. 2009-8-18 37164 Los Angeles San Gabriel Valley: Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 69 Comment
  RSA747974  Juncus balticus subsp. ater R. G. Swinney 2003-7-11 8304 Los Angeles Juniper Hills, Pallet Creek 0.4 mi south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  SBBG32135  Juncus bufonius R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -219 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  UC1595427  Juncus bufonius Tim Ross 1992-7-10 6654 Los Angeles between Coldwater Canyon and Wickiup Canyon (Big Tujunga Creek, San Gabriel Mountains); San Gabriel Mountains, Big Tujunga Creek 967 Comment
  RSA251462  Juncus bufonius Robert F. Thorne 1973-4-11 428525 Los Angeles San Clemente Island: upper part of Norton Canyon. 335 Comment
  UC1594378  Juncus bufonius Tim Ross 1992-4-16 6202 Los Angeles 289 degrees wnw, 680m distant from peak above Stone Station (central part of San Clemente Island); San Clemente Island 416 Comment
  CATA543  Juncus bufonius var. bufonius Mark L. Hoefs, Robert F. Thorne 1975-8-7 807 Los Angeles Santa Catalina Island: Haypress Reservoir 457 Comment
  RSA230171  Juncus bufonius var. occidentalis Robert F. Thorne 1969-7-2 38291 Los Angeles San Gabriel Mountains, Angeles National Forest: near Chilao Creek, Upper Chilao Campground 1616 Comment
  SBBG57342  Juncus dubius R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  RSA182042  Juncus duranii Victor Duran 1933-7-22 3527 Los Angeles Buckhorn, San Gabriel Mountains 1981 Comment
  UCR270633  Juncus duranii R. G. Swinney 2011-8-17 15647 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA0116656  Juncus macrophyllus R. G. Swinney 2008-7-2 9127 Los Angeles San Gabriel Mtns.; north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  RSA640899  Juncus macrophyllus L. C. Wheeler 1967-8-9 10414 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  RSA777616  Juncus macrophyllus Orlando Mistretta, Christine Mistretta 2010-5-19 5142 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA587170  Juncus macrophyllus Orlando Mistretta 1995-10-2 1933 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  UCD141713  Juncus macrophyllus Henry J. Thompson 1959-5-31 2059 Los Angeles just east of junction of Latigo Canyon Road with Mulholland Highway. Santa Monica Mountains. 518 Comment
  SD69006  Juncus mexicanus Robert F. Thorne, D. Propst 1968-5-28 37666 Los Angeles Santa Catalina Island, along small stream in central part of Bulrush Canyon. 244 Comment
  UCR124693  Juncus mexicanus B. C. Templeton 1932-6-18 4927 Los Angeles San Gabriel Mtns, Angeles National Forest: Jackson Lake 1930 Comment
  JEPS67037  Juncus nevadensis Frank W. Peirson 1922-7-7 3174 Los Angeles Ranger's Cabin San Gabriel Mountains, Swartout Valley 1798 Comment
  IRVC29007  Juncus rugulosus A. C. Sanders, Mark Elvin 2002-6-25 25278 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  RSA647877  Juncus rugulosus LeRoy Gross, Wayne Law 2000-8-8 2 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., Near N34 deg 16' 01.8'' W118 deg 22' 08.0 325 Comment
  RSA757275  Juncus torreyi R. G. Swinney 2008-6-25 9102 Los Angeles Glendora, Harrow Canyon Debris Basin, seep on north-central side 387 Comment
  JEPS67131  Juncus xiphioides J. H. Barber 1898-8-5 Los Angeles Malibu Canyon Comment
  UC1076388  Juniperus californica H. L. Mason 1927-5-20 3737 Los Angeles Tejon Pass Sierra Liebre Mts., Tejon Pass Comment
  UCR181519  Juniperus californica R. G. Swinney 1994-6-12 2941 Los Angeles North Slope of Eastern San Gabriel Mtns, Pinon Hills, near entrance to Jubilee Scout Ranch, 2 mi south of Hwy 138 and just west of the San Bernardino Co. line, c. 200 m west of Boneyard Canyon 1341 Comment
  UCR78122  Keckiella antirrhinoides Wandalee Thompson 1964-4-11 3 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  RSA401697  Keckiella cordifolia Erwin Miller 1934-6-30 19118 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  RSA802430  Keckiella ternata subsp. ternata Orlando Mistretta, Cher Batchelor 2011-7-27 5993 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  CAS-BOT-BC176822  Kochia californica Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  RSA478766  Krascheninnikovia lanata Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SBBG1820  Krascheninnikovia lanata H. and M. Dearing 1949-4-27 6763 Los Angeles W Mojave Desert [near Lancaster?] Comment
  IRVC29659  Lagophylla ramosissima Mark A. Elvin 2003-6-12 2946 Los Angeles Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road Santa Clarita Valley 366 Comment
  RSA577557  Lamarckia aurea L. C. Wheeler 1936-6-12 4150 Los Angeles Monroe Canyon, San Gabriel Mountains. 549 Comment
  RSA409528  Lamium amplexicaule Christopher Davidson 1973-4-6 1866 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  UCR197126  Lamium amplexicaule LeRoy Gross 2007-3-12 2597 Los Angeles Transverse Ranges; Verdugo Mountains, base of northern side of the range, behind the Foothill Athletic Club at the southern end of Lowell Avenue 468 Comment
  UCR114736  Lampranthus aurantiacus A. C. Sanders 1988-2-18 7683 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  POM353911  Lantana montevidensis Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Griffith Park. Comment
  HSC5152  Lasthenia californica L. S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 366 Comment
  POM361553  Lasthenia californica Ora M. Clark 1929-3-24 1787 Los Angeles S. Santa Susana Mtns. Comment
  CAS-BOT-BC354220  Lasthenia coronaria Lilian Wheeler 1895-3-16 s.n. Los Angeles Claremont Comment
  RSA0098616  Lasthenia gracilis R. G. Swinney 2011-4-20 14467 Los Angeles San Gabriel Mountains/ Western Mohave Desert: Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA680074  Lasthenia gracilis Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 311 Los Angeles San Clemente Island. SHOBA. South side top of Conchulagua Canyon. 50m S of canyon floor on ridge/mesa. Comment
  UC174193  Lasthenia gracilis Katharine Brandegee Los Angeles Saugus Comment
  UCR71379  Lasthenia gracilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4384 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  UC557666  Lasthenia gracilis Nell Murbarger 1936-3-1 30 Los Angeles on the mesa summit and a few hundred feet down the e and w slopes of the island, San Clemente Island San Clemente Island Comment
  UC1584756  Lathyrus latifolius Tim Ross and Annette Ross 1991-3-7 4151 Los Angeles n slopes Elephant Hill (w Pomona); Pomona, San Dimas U.S.G.S. 7.5' Quad. 335 Comment
  RSA187898  Lathyrus vestitus subsp. alefeldii R. F. Thorne 1966-4-5 35824 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  RSA1525  Lathyrus vestitus subsp. laetiflorus Carl Knopf, Johnson 1930-1-30 1454 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  LA200456  Lathyrus vestitus var. vestitus B. R. Lowe; 1954-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, Camp Josepho. Comment
  RSA276044  Lathyrus vestitus var. vestitus Jack Delaini 1974-3-11 72 Los Angeles Lodi Canyon 396 Comment
  UCR269975  Layia glandulosa R. G. Swinney 2010-5-19 12776 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
  UCD133911  Layia glandulosa Tom Gordon 1974-4-26 168 Los Angeles Devil's Punchbowl Road. Around 1 mile south of Longview Road. Comment
  SBBG79734  Layia platyglossa F. R. Fosberg 1931-5-6 4814 Los Angeles Cape Cyn, W side 200 Comment
  SFV4011  Layia platyglossa K. A. Wilson 1961-4-10 1142 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  CAS-BOT-BC380219  Layia platyglossa Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island: lower end of Bullrush Cnyon 198 Comment
  RSA368977  Lemna valdiviana Anstruther Davidson 1922-7-1 s.n. Los Angeles Playa del Rey. Comment
  SEINET10819850  Lens Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2643 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  CATA384  Lepechinia fragrans Mark L. Hoefs 1974-5-2 445 Los Angeles Santa Catalina Island: By road on south side of Mt. Black Jack 457 Comment
  RSA83351  Lepechinia fragrans F. W. Peirson 177 Los Angeles upper part of Mt. Wilson trail (now toll road) Comment
  SBBG121654  Lepechinia rossii L. Gross, V. Arvizu, B. Hogshead 2005-5-24 2311 Los Angeles Ruby Clearwater Truck Trail, S of Ruby Cyn, N of Red Mtn; Liebre Mtns 788 Comment
  RSA429990  Lepidium dictyotum var. acutidens Anstruther Davidson 1892-1 s.n. Los Angeles Los Angeles Comment
  HSC101296  Lepidium fremontii R. G. Swinney 2009-4-24 10470 Los Angeles Transverse Ranges; San Gabriel Mtns. / Mojave Desert: Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  SBBG131499  Lepidium lasiocarpum S. A. Junak, B. Collins 1991-4-24 SCI 182 Los Angeles W side of W Shore Rd 36 Comment
  CAS-BOT-BC89702  Lepidium latifolium Scott D. White; Justin Wood 2008-5-19 12019 Los Angeles Los Angeles Basin. Whittier Narrows Dam Country Recreation Area. San Gabriel River floodplain. 70 Comment
  RSA651094  Lepidium nitidum Harold Lint, D. B. Dunn 1948-3-10 307 Los Angeles Bonita & Irwindale, Irwindale, Comment
  CAS-BOT-BC60048  Lepidium virginicum var. menziesii Tim Ross; Steve Boyd 1991-4-25 4608 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon (which joins the lower east Fork of the San Gabriel River). 469 Comment
  RSA651363B  Lepidium virginicum var. pubescens G. F. Orr 1956-3-29 s.n. Los Angeles South Fork, San Gabriel Canyon 426 Comment
  POM8948  Lepidium virginicum var. pubescens R. D. Harwood 1920-3-17 3354 Los Angeles 1/2 mile N of San Dimas. 366 Comment
  RSA0013599  Lepidium virginicum var. virginicum Orlando Mistretta, Christine Mistretta 2011-6-23 5751 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  RSA712713  Lepidospartum squamatum A. C. Sanders 2003-3-14 25762 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  POM9641  Lepidospartum squamatum P. A. Munz 1920-12-5 4402 Los Angeles Claremont. 366 Comment
  SEINET10861660  Leptochloa fusca subsp. uninervia Hermann E. Hasse Hasse s.n. Los Angeles Saline flats. Comment
  UCR210130  Leptochloa uninervia R. G. Swinney 2008-10-20 9643 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA585931  Leptosiphon breviculus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2938 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA0074225  Leptosiphon breviculus R. F. Thorne 1974-4-9 44707 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
  CHSC4748  Leptosiphon ciliatus M. MacArthur 1967-6-24 63 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by intermittent stream bed, Angeles National Forest. 1584 Comment
  UCR273201  Leptosiphon ciliatus R. G. Swinney 2011-6-22 15268 Los Angeles San Gabriel Mountains, 1/4 mile east of Mt. Mooney, summit at jct. of FS Rd. 3N15 & FS Rd. 3N15A, 500 meters NW of Stony Ridge Observatory, 0.65 miles east of Angeles Crest Hwy 1720 Comment
  SD120819  Leptosiphon liniflorus Frank W. Peirson 1919-6-7 456 Los Angeles Cow Canyon Divide. 1372 Comment
  LA52341  Leptosiphon parviflorus Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SEINET7967481 Image available Leptosiphon parviflorus Dirk Walters, David Keil 1977-4-30 12292 -A Los Angeles On south side of California Route 138 in vicinity of junction w/ Los Angeles Co. Rd. N-2, across highway from Quail Reservoir. Comment
  SFV3849  Leptosyne bigelovii P. G. Kilburn 1958-4-12 740 Los Angeles Tehachapi Mountains Gorman. 1 mile southeast at intersection with U.S. Highway 99 and Leona Valley Road. 1100 Comment
  UCR276804  Leptosyne bigelovii R. G. Swinney 2010-5-21 12899 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
  RSA0086923  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-23 13336 Los Angeles Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  RSA239419  Lessingia glandulifera var. glandulifera C. W. Tilforth, John Dourley 1973-5-24 820 Los Angeles Bob's Gap, ca. 2 miles NE of Valyermo, north edge of San Gabriel Mountains. Comment
  CAS-BOT-BC339285  Lessingia glandulifera var. glandulifera Geo. B. Grant No date on label 7183 Los Angeles Lamanda [Lamanda Park] Comment
  SBBG63045  Lessingia glandulifera var. glandulifera R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  CAS-BOT-BC272298  Leymus X multiflorus Le Roy Abrams 1901-5-1 1671 Los Angeles Ballona Harbor Comment
  SEINET10595918  Leymus triticoides LeRoy R. Abrams 1902-6-12 Abrams 2521 Los Angeles Ballona creek, near Mesmer. Comment
  SEINET10866984  Libocedrus decurrens Joseph A. Ewan 1936-8-2 Ewan 9926 Los Angeles Cedar Canyon off Mescal Creek. Frequent along shaded creek borders, with Pinus lambertiana and ponderosa. San Gabriel Mts. 6300 feet. 1940 Comment
  SEINET3259578 Image available Lilium humboldtii R. G. Swinney 1998-7-10 6367 Los Angeles San Gabriel Mtns.; confluence of Bear Gulch and Prairie Fork Canyon, south side of canyon along Prairie Fork stream. 1488 Comment
  RSA229044  Lilium parryi Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38845 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing slope above Angeles Crest Higway N & below Lily Spring at headwater of S Fork, Big Rock Creek, ca. 2 miles S of Dawson Saddle. 2317 Comment
  RSA705001  Lilium parryi Tasha LaDoux, Eve Laeger 2002-8-14 8 Los Angeles Transverse Ranges; San Gabriel Mountains region: Lamel Spring, along trail to Mt. Baden-Powell. Comment
  SD230124  Lilium parryi Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: South Fork Alder Gulch. 1676 Comment
  UCR101733  Lilium parryi L. C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mtns, South Fork of Alder Gulch 1677 Comment
  RSA250508  Limosella acaulis Robert F. Thorne, John Dourley 1967-10-10 37340 Los Angeles San Gabriel Mtns., Angeles National Forest: Jackson Lake. 1867 Comment
  RSA0068083  Linanthus aureus subsp. aureus R. G. Swinney 2010-5-19 12840 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
  RSA161184  Linanthus bigelovii P. H. Raven 1962-4-6 19107 Los Angeles 0.5 miles north of Pearblossom 854 Comment
  UC1124082  Linanthus breviculus Jerome S. Horton 1935-8-1 232 Los Angeles near Fern Canyon (Dry Lake); Cucamonga Quad. 1524 Comment
  UCR124579  Linanthus breviculus B. C. Templeton 1932-6-17 4907 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  PASA746  Linanthus breviculus Florence Brubaker Los Angeles Comment
  RSA652616  Linanthus californicus G. Foster 1961-5-19 s.n. Los Angeles Mt. Baldy Rd. (old). Comment
  UCR276774  Linanthus californicus R. G. Swinney 2011-5-16 14724 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA0095263  Linanthus californicus subsp. glandulosus Brian McColgan 1988-5-16 19 Los Angeles Evey Canyon, 1 mile N of Padua on Mt. Baldy Rd. 1067 Comment
  UCR113676  Linanthus ciliatus L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  UC963808  Linanthus concinnus Herbert L. Mason 1934-3-30 8035 Los Angeles s of Valyermo (Rock Creek, n side of San Gabriel Mountains); San Gabriel Mountains, Rock Creek Comment
  UCD118500  Linanthus dianthiflorus Daryl Koutnik 1978-3-16 119 Los Angeles South of intersection of Cornell and Agoura Roads. 274 Comment
  UCR214049  Linanthus dichotomus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37971 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  SEINET7047927  Linanthus parryae Steven R. Hill, Kate Kramer 2001-4-22 33378 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  RSA151233  Linaria canadensis var. texana Peter H. Raven 1962-4-10 17212 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island. 488 Comment
  RSA729537  Lithophragma affine R. G. Swinney 1998-6-16 6973 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  JEPS8613  Lithophragma tenellum Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-16 4209 Los Angeles directly above and s Swartout Valley (on crest of Blue Ridge, Angeles National Forest, San Gabriel Mountains, close to boundary of San Bernardino County); San Gabriel Mountains, Angeles National Forest 2286 Comment
  UCR271207  Lobelia dunnii var. serrata R. G. Swinney 2011-11-1 15969 Los Angeles San Gabriel Mountains, West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  POM209900  Lobelia dunnii var. serrata Victor Duran 1933-8-12 3548 Los Angeles South Fork, Big Rock Creek, San Gabriel Mountains 1524 Comment
  LA30867  Lobularia maritima Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C 170 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  SBBG117023  Logfia arizonica S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1510 Los Angeles rd to Cape Cyn ridgetop, on N side of Middle Ranch Cyn 402 Comment
  UC1594347  Logfia filaginoides Tim Ross 1992-5-17 6334 Los Angeles short easterly spur canyon along Highway 39 (center w side of reservoir); San Gabriel Mountains, San Gabriel Reservoir 463 Comment
  UCR95264  Logfia gallica L. C. Wheeler 1967-5-7 9294 Los Angeles San Gabriel Mtns, Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon 655 Comment
  CDA2240  Lolium perenne L. C. Wheeler 1973-5-12 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Gould Mesa Picnic Ground. Comment
  UCR259268  Lomatium dasycarpum R. G. Swinney 2010-3-14 11901 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  UC1302890  Lomatium dasycarpum subsp. dasycarpum Peter H. Raven and Robert F. Thorne 1964-5-7 Los Angeles near Seminole Hot Springs (Saddle Rock Ranch); Santa Monica Mts., Saddle Rock Ranch Comment
  UC219272  Lomatium dissectum var. multifidum P. A. Munz 1921-6-17 4621 Los Angeles head of Swartout Valley; San Antonio Mts., Swartout Valley 2072 Comment
  RSA97341  Lomatium mohavense subsp. mohavense F. W. Peirson 1926-4-26 6655 Los Angeles about 1 mile east of Palmdale Comment
  CAS-BOT-BC240482  Lonicera hispidula June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  RSA198821  Lonicera hispidula var. vacillans R. F. Thorne 1968-5-27 37624 Los Angeles Santa Catalina Island; in upper Skull Canyon 305 Comment
  CAS-BOT-BC234812  Lonicera subspicata S. M. Kaune 1962-6-13 377 Los Angeles Ca. 15-20 mi. S. of Tejon Pass; on route toward Castaic, off of Hwy 99; just S. & above Oso Canon [Canyon]; S.W. end of Tehatchapi [Tehachapi] Mtns; Angeles Nat'l Forest 914 Comment
  RSA547833  Lonicera subspicata var. denudata T. S. Ross, Peter W. Fritsch 1990-6-20 3636 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  SBBG29799  Lonicera subspicata var. denudata I. W. Clokey, B. Templeton -Jun-1929 4554 Los Angeles Mandeville Cyn 300 Comment
  UC1234713  Lonicera subspicata var. denudata D. Gregory 1961-8-10 480 Los Angeles sw Mt. San Antonio (near an apple orchard in the bottom of the canyon below some springs); San Gabriel Mts., Coldwater Canyon Comment
  SEINET957343  Lotus davidsonii Tim Ross 1991-1 5789 Los Angeles San Gabriel Mtns. Pacific Mts Rd. .50 mil E of Lower Pacifico Campground Rd. Pacifico Mtn. 1926 Comment
  RSA592377  Lotus dendroideus var. traskiae Mark Hoefs, Doug Propst 1973-3-14 82 Los Angeles Cape Canyon, Santa Catalina Island. 243 Comment
  UCR165237  Lotus hamatus A. C. Sanders, Helen Kennedy 2005-4-13 29479 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
  UC450840  Lotus heermannii F. A. MacFadden 1931-4-22 2954 Los Angeles Power Plant No. 1 San Francisquito Canyon Comment
  UCR190929  Lotus heermannii R. G. Swinney, Dave Larson 1999-6-12 7545 Los Angeles San Gabriel Mtns., upper East Fork San Dimas Canyon, north of confluence with Fern Canyon 869 Comment
  POM7441  Lotus heermannii var. heermannii C. F. Baker 1903-8-2 7478 Los Angeles San Gabriel Mountains: San Antonio Canyon near Claremont. Comment
  RSA585773  Lotus nevadensis var. davidsonii Orlando Mistretta 1995-7-11 1883 Los Angeles Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  UC169100  Lotus nevadensis var. davidsonii Geo. B. Grant 1906-6-16 713 -6697 Los Angeles Mt. Wilson 1524 Comment
  JEPS55743  Lotus oblongifolius var. oblongifolius Frank W. Peirson 1919-6-15 501 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  UC1595369  Lotus procumbens var. procumbens Tim Ross and Steve Boyd 1990-6-18 3447 Los Angeles vicinity Camp Verdugo Pines (n draw draining to Jackson Lake); San Gabriel Mtns., Jackson Lake, Mescal Creek U.S.G.S. 7.5' 1877 Comment
  UC15511  Lotus purshianus var. purshianus State Survey 559 Los Angeles San Antonio River Comment
  RSA406806  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-3-24 S- 4352 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 80 Comment
  SFV15695  Lotus salsuginosus var. salsuginosus H. L. Fredell 1992-4-22 103 Los Angeles San Gabriel Mountains Chiquito Canyon, Chiquito Canyon Road, 0.1 miles northeast of CA-Highway 126. Comment
  RSA495075  Lotus scoparius A. C. Sanders 1988-5-18 7838 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  UC527620  Lotus scoparius var. brevialatus C. B. Wolf 1931-7-2 Los Angeles 0.5 mi above the bridge on the road from Sunland to San Fernando (Little Tujunga Wash); Little Tujunga Wash 335 Comment
  SFV20880  Lotus scoparius var. scoparius L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1088 Los Angeles Verdugo Mountains Low foothills north of the 210 Freeway. Followed the firebreak southwest. 598 Comment
  RSA0116455  Lotus strigosus R. G. Swinney 2011-4-1 14308 Los Angeles San Gabriel Mountains/SW Mojave Desert; WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA778712  Lotus strigosus R. G. Swinney 2009-6-8 11109 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0106882  Lotus strigosus Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 640 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 256 Comment
  RSA724524  Lotus strigosus K. Dobry 1990-3-25 100 Los Angeles Simi Hills at Dayton Canyon Comment
  RSA498709  Lotus strigosus var. strigosus T. W. Minthorn 1923-4-3 s.n. Los Angeles Playa del Rey. Comment
  POM305672  Lupinus Henry J. Ramsey 1939-4-18 994 Los Angeles Antelope Valley. [Los Angeles or Kern County] Comment
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Nov 26 2016
  UCR149507  Lupinus R. G. Swinney 1997-6-25 5643 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
  SEINET10488411  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 (3) Comment
  CAS-BOT-BC201420  Lupinus albifrons var. albifrons Ynez W. Winblad 1938-4-20 s.n. Los Angeles Antelope Valley Comment
  RSA0070196  Lupinus bicolor LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6945 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
  RSA592653  Lupinus bicolor Mark Hoefs 1974-3-28 411 Los Angeles Santa Catalina Island, ridge above and north of Upper Bulrush Canyon. 335 Comment
  RSA87092  Lupinus bicolor F. W. Peirson 1919-5-10 413 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  SBBG127514  Lupinus bicolor M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2847 Los Angeles upper end of rd to Toyon Beach 411 Comment
  SBBG31447  Lupinus bicolor R. F. Thorne 1966-4-6 35911 Los Angeles N of Catalina Airport Comment
  UCR96304  Lupinus bicolor B. G. Pitzer 1996-4-20 2694 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  UC1203739  Lupinus bicolor Dave Dunn 1941-3-29 967 Los Angeles Huntington Drive and Rosemead Blvd. (beside the Red Car Tracks) Comment
  POM350019  Lupinus bicolor subsp. umbellatus M. B. Dunkle 1939-4-3 4 .00 Los Angeles San Clemente Island Comment
  RSA250389  Lupinus breweri var. grandiflorus R. F. Thorne, C. W. Tilforth, et al. 1972-8-11 42213 Los Angeles Flat summit of Mt. Waterman. 2409 Comment
  CAS-BOT-BC187873  Lupinus chamissonis Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Island Comment
  RSA717223  Lupinus concinnus Scott D. White, Pam De Vries 2006-5-10 11443 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SBBG133158  Lupinus concinnus V. Englert, E. R. Mullen 2010-5-4 SERG 10 -43 Los Angeles drainage NW of Stone Station 305 Comment
  RSA741145  Lupinus elatus Naomi S. Fraga, Elizabeth A. Kempton 2008-7-2 2303 Los Angeles North slope of Mount Islip from Little Jimmy Campground to the summit. 2287 Comment
  UC586897  Lupinus elatus Joseph Andorfer Ewan 1934-8-4 8393 Los Angeles Blue Ridge; San Gabriel Mts., Blue Ridge 2590 Comment
  LA28429  Lupinus excubitus Harlan Lewis; 1940-4-3 1288 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
  RSA762239  Lupinus excubitus var. austromontanus Orlando Mistretta, Christine Mistretta 2008-5-19 3128 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  JEPS65131  Lupinus excubitus var. hallii F. W. Peirson 1922-6-4 3090 Los Angeles San Gabriel Mountain, Soledad Canyon Soledad Canyon; San Gabriel Mountain, Soledad Canyon 685 Comment
  RSA652217  Lupinus excubitus var. hallii Marion P. Harthill 1972-4-8 661 Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest. 457 Comment
  UCD107768  Lupinus formosus Daryl Koutnik; Bruce Holguin 1978-4-1 229 Los Angeles south side of Fairmont Reservoir. 929 Comment
  UC1871118  Lupinus formosus var. formosus T. S. Ross 1993-5-13 7129 Los Angeles Western San Gabriel Mtns: ridgetop saddle at the head of the old road that drops northward to Los Pinetos Spring, San Fernando 7.5'USGS quad, R15W, T3N, NE/4 SW/4 SW/4, S10, Alt 3180ft 970 Comment
  UCR86525  Lupinus guadalupensis T. S. Ross, Amy Kendall 1992-4-15 6193 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  LA52469  Lupinus hirsutissimus Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0114888  Lupinus hirsutissimus R. G. Swinney 2011-4-26 14479 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
  POM2560  Lupinus latifolius subsp. parishii D. W. Sturges 1916-4-12 s.n. Los Angeles Live Oak Canyon Comment
  RSA87415  Lupinus latifolius subsp. parishii F. W. Peirson 1903-4-11 464 Los Angeles Nichol Canyon, Santa Monica Mts Comment
  UC1076227  Lupinus odoratus Herbert L. Mason 1926-4-26 3018 Los Angeles Little Rock Comment
  UC130904  Lupinus odoratus Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  UCR55913  Lupinus odoratus J. A. Adams 1966-4-20 704 A Los Angeles Mojave Desert, below Valyermo on road to Hwy 138. 762 Comment
  UCR259628  Lupinus sparsiflorus R. G. Swinney 2010-4-15 12218 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  UCR259934  Lupinus sparsiflorus R. G. Swinney 2010-3-18 11971 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA414293  Lupinus sparsiflorus subsp. sparsiflorus Ora M. Clark 1929-3-24 1790 Los Angeles Santa Susana Mountains. Comment
  RSA271180  Lupinus sparsiflorus subsp. sparsiflorus C. W. Tilforth, Walter Wisura 1977-9-30 1483 Los Angeles White Mtn. about 12 air miles E of Bishop, Inyo County Comment
  RSA757890  Lupinus subvexus var. subvexus Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3292 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  CATA1441  Lupinus succulentus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2604 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  SBBG31457  Lupinus succulentus R. F. Thorne 1966-4-4 35762 Los Angeles bluff SE of Ballast Pt and Catalina Harbor, isthmus 60 Comment
  SD31167  Lupinus succulentus Edith A. Purer 1931-2-21 158 Los Angeles Palos Verdes Hills Comment
  UCD109654  Lupinus truncatus P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Canyon by golf-links, Avalon. Comment
  UCR272853  Luzula comosa R. G. Swinney 2011-7-29 15564 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UCR190724  Lycium andersonii R. G. Swinney 2001-5-17 7946 Los Angeles San Gabriel Mtns./Mojave Desert, Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  RSA3029  Lycium barbarum Carl B. Wolf 1931-12-30 2639 Los Angeles Playa del Rey. 30 Comment
  UC416919  Lycium brevipes R. L. Pendleton 1909-7-6 1421 Los Angeles Catalina Cove Santa Catalina Island 6 Comment
  RSA3571  Lycium californicum Carl B. Wolf 1932-5-12 3584 Los Angeles Santa Catalina Island, 1.5 miles from Little Harbor , on road to Isthums 91 Comment
  SBBG80279  Lycium californicum F. C. Boutin 1967-4-24 1702 Los Angeles E side of island Comment
  CAS-BOT-BC231606  Lycium cooperi S. B. Parish 1914-4-1 9048 Los Angeles La Puente, Colorado Desert Comment
  RSA578738  Lycium cooperi Tim S. Ross, J. Mark Porter 1994-5-1 7580 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA594353  Lycium cooperi Steve D. Boyd, Lauren Raz 1996-10-14 9060 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  UC1083109  Lycium cooperi Herbert L. Mason 1926-4-26 2969 Los Angeles Mint Canyon Road, summit of 1st grade San Gabriel Mts. Comment
  RSA355900  Lycopersicon esculentum Robert F. Thorne 1975-9-4 47381 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  CAS-BOT-BC142287  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-21 17816 Los Angeles Lower end of Bullrush Canyon - Santa Catalina Island 198 Comment
  UC1204713  Lyonothamnus floribundus subsp. floribundus Huron H. Smith 1912-7-4 5174 Los Angeles Swains Canyon St. Catalina Isl. 365 Comment
  SBBG53310  Lyonothamnus floribundus var. aspleniifolius D. M. Power 1972-11-11 Los Angeles head of first cyn S of Bryce Cyn Comment
  SBBG13649  Lyonothamnus floribundus var. floribundus P. H. Raven 1962-5-22 17833 Los Angeles first cyn W of Lions Head Pt 76 Comment
  LA202597  Lythrum californicum J. H. Barber; 1898-8-3 sn Los Angeles Santa Monica Mountains, Topango Comment
  RSA775585  Lythrum californicum Orlando Mistretta, Christine Mistretta 2010-6-25 5356 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  POM4971  Madia elegans subsp. densifolia C. F. Baker 1903-8-2 3666 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA605876  Madia elegans subsp. vernalis R. S. Woglum 1940-4-27 2681 a Los Angeles Eastern Transverse Ranges: Spring Hill; San Gabriel Mountains; Angeles National Forest. Comment
  UC625141  Madia exigua F. R. Fosberg 1931-5-4 S 4762 Los Angeles Bullrush Canyon Santa Catalina Island 60 Comment
  RSA0073298  Madia gracilis Bonnie C. Templeton 1932-6-1 4870 Los Angeles West Blue Ridge, Big Pines Park, San Gabriel Mts. 2195 Comment
  POM180177  Mahonia dictyota J. Ewan 1929-9-21 3488 Los Angeles Millardo Canyon. 1220 Comment
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Sep 16 2014
  UCR274877  Malacothamnus davidsonii Josh Corona-Bennett 2010-5-8 s.n. Los Angeles Western Transverse Range, northern edge of city of San Fernando, on western slope of Lopez Debris Basin, c. 10 ft. east of Maclay St. 397 Comment
  CAS-BOT-BC206214  Malacothamnus fasciculatus Peter H. Raven 1962-5-21 17802 Los Angeles Bullrush Canyon, about opposite ranch in Middle Canyon, Santa Catalina Island 213 Comment
  CAS-BOT-BC206234  Malacothamnus fasciculatus Alice Eastwood 1915-8-25 4925 Los Angeles Duarte, just east of Monrovia Comment
  RSA522926  Malacothamnus fasciculatus Tim S. Ross, Orlando Mistretta 1990-10-24 3300 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  SFV2283  Malacothamnus fasciculatus M. L. Vincent 1962-7-18 264 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Old Topanga Canyon turnoff. 440 Comment
  SBBG95178  Malacothamnus fasciculatus var. catalinensis M. B. Dunkle 1928-5-20 1966 Los Angeles Middle Ranch Cyn; bank below Eagle Nest Rock Comment
  UC535343  Malacothamnus fasciculatus var. fasciculatus Ira W. Clokey, B. Templeton Jul 1929 4593 Los Angeles Mandeville Canyon; Santa Monica Mtns, Mandeville Canyon 200 Comment
  POM17009  Malacothamnus fremontii P. A. Munz 1923-9-1 7723 Los Angeles Swartout Valley, San Antonio Mtns. 1829 Comment
  RSA0036306  Malacothamnus fremontii LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6969 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
  UCR151393  Malacothamnus fremontii Scott D. White, Kent Hughes 2000-5-16 7836 Los Angeles Transverse Ranges; San Gabriel Mtns region, Northern foothills near Acton; bajada slopes and unnamed ephemeral tributaries to Arrastre Canyon 1098 Comment
  UCR229160  Malacothrix californica Dan S. Cooper 2011-5-5 511- 52 Los Angeles Western Mojave Desert, Antelope Valley, 5.4 mi southeast (119 deg. ) of Neenach, south of Ripley Reserve, south of Hwy 138 938 Comment
  RSA95031  Malacothrix coulteri F. W. Peirson 1927-5-7 7273 Los Angeles 3 miles south of Muroc, Mojave Desert Comment
  CAS-BOT-BC323297  Malacothrix foliosa E. R. Blakley 1962-6-9 5191 Los Angeles China Point, San Clemente Island 4 Comment
  SBBG101134  Malacothrix foliosa subsp. foliosa T. Ross, E. Kellogg 1992-4-13 6146 Los Angeles vicinity of Darter, (340 degrees NNW, 1140 m distant from 199' Benchmark near Flasher;, ca. 250 m NNW of shifting sands) 18 Comment
  RSA0070192  Malacothrix glabrata LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6949 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
  RSA621295  Malacothrix glabrata L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  UCR119337  Malacothrix glabrata B. G. Pitzer 1998-5-12 3682 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UCR217139  Malacothrix saxatilis Jonas A. Winbolt, Rocky Brown 2010-8-20 006 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  UCR259992  Malacothrix saxatilis R. G. Swinney 2010-3-16 11955 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
  CAS-BOT-BC347948  Malacothrix saxatilis var. tenuifolia Louis C. Wheeler 1933-8-14 2080 Los Angeles On dry ridge San Dimas Canyon, San Gabriel Mts. 609 Comment
  JEPS36769  Malacothrix saxatilis var. tenuifolia W. L. Jepson 1908-7-13 3063 Los Angeles Avalon Santa Catalina Island Comment
  UCR280814  Malacothrix saxatilis var. tenuifolia Mitch Provance 2017-6-30 617- 38 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  RSA60288  Malosma laurina G. R. Campbell 1947-10-5 548 Los Angeles Hills just north of Avalon. Santa Catalina Island. 152 Comment
  RSA659359  Malosma laurina S. Koukol, R. Koukol 1998-5-3 62 Los Angeles Claremont, appx. 100 m S of Baseline Road, in open field E of Mills Ave., W od Monte Vista Ave. 448 Comment
  SFV16686  Malosma laurina P. Wilson, J. M. Albert 1996-6-12 3435 Los Angeles San Gabriel Mountains Off Highway 2 and mile marker 29.13. 823 Comment
  POM12289  Malva parviflora F. L. Robinson 1921-4-15 21 Los Angeles Orchard N of Claremont. Comment
  RSA434886  Malva parviflora F. R. Fosberg 1931-4-10 s- 4534 Los Angeles Santa Catalina Island. Avalon Valley, Chicken Johnny s. 40 Comment
  RSA609054  Malva parviflora Louis C. Wheeler 1931-2-21 s.n. Los Angeles 2 mi NE of La Verne 373 Comment
  RSA639564  Malva parviflora Louis C. Wheeler 1967-5-18 9650 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 479 Comment
  UCR210733  Marah macrocarpa R. G. Swinney 2009-1-19 9997 Los Angeles San Gabriel Mtns., Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  UCR271851  Marah macrocarpa R. G. Swinney 2011-3-15 14068 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  UCR281338  Marah macrocarpa R. G. Swinney 2014-5-21 16626 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  LA57526  Marah macrocarpa s.n. Los Angeles SANTA MONICA MOUNTAINS, Comment
  RSA250656  Marrubium vulgare Robert F. Thorne 1971-4-2 41420 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  LA81994  Marrubium vulgare Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA82001  Marrubium vulgare Barbara Crumly; 1953-4-4 sn Los Angeles Comment
  RSA409821  Marrubium vulgare M. Bisbee 1917-6-4 s.n. Los Angeles Waste places everywhere, Eagle Rock Comment
  RSA601026  Marrubium vulgare Louis C. Wheeler 1967-5-13 9498 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  LA200186  Matricaria discoidea Miss Courtney; 1926-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA445534  Meconella denticulata Bonnie C. Templeton 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles Nat'l Forest. Comment
  SD181510  Medicago lupulina LeRoy Gross 2003-5-19 1026 Los Angeles Coastal Plains and Basins, San Fernando Valley Basin region, City of Sunland. Bluff south side of Big Tujunga Wash, weed in yard in housing tract called 'Sunhill Estates', growing out of crushed ornamental rock, in sunny open area. 366 Comment
  UC1215281  Medicago polymorpha Peter H. Raven 1962-4-9 17131 Los Angeles Wilson Cove San Clemente Island (near barracks) 60 Comment
  UCR271814  Medicago polymorpha R. G. Swinney 2010-5-7 12596 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA0021293  Melica imperfecta Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5088 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA584947  Melica imperfecta Timothy S. Ross, Steve Boyd 1991-4-25 4600 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  UCR260336  Melica imperfecta R. G. Swinney 2010-5-4 12556 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR271068  Melica imperfecta R. G. Swinney 2011-4-28 14545 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  RSA229117  Melica stricta R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38907 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  RSA648671  Melica stricta J. C. Roos 1937-5-31 611 Los Angeles Big Pines. Comment
  UC1215218  Melilotus albus Peter H. Raven 1962-7-10 17959 Los Angeles San Clemente Island; along road just above big dune near nw end of island Comment
  RSA15345  Melilotus indicus C. B. Wolf 1926-4-5 s.n. Los Angeles Occidental College Campus, eagle Rock. Comment
  SBBG39464  Mentha M. A. Piehl 1962-10-3 62529 Los Angeles Middle Ranch Rd crk, ca. 0.5 mi from its mouth Comment
  SBBG69328  Mentzelia affinis R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  UC1121673  Mentzelia congesta Jerome S. Horton 1939-6-1 546 Los Angeles Cucamonga Quadrangle, Fern canyon Comment
  UCR276897  Mentzelia congesta R. G. Swinney 2011-5-16 14753 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150 m. north of lodge on a SW-facing slope, E of the swimming pool 1220 Comment
  RSA507972  Mentzelia dispersa Steve Boyd, Tim Ross 1988-4-28 2226 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  RSA446758  Mentzelia micrantha Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA0065419  Mentzelia micrantha T. Strid 1972-6-8 s.n. Los Angeles Topanga Canyon. 60 Comment
  RSA585764  Mentzelia montana Orlando Mistretta 1995-7-11 1892 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA649660  Mentzelia obscura Michael Horn 1991-5-3 21 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  RSA0107834  Mesembryanthemum nodiflorum Steven A. Junak 2000-6-29 SCa- 1344 Los Angeles Santa Catalina Island. Bird Rock, near High Point, NW end of Opuntia patch. 12 Comment
  RSA402622  Mesembryanthemum nodiflorum M. B. Dunkle 1939-4-2 7215 Los Angeles San Clemente Island. Pyramid Cove. Comment
  SEINET8728880 Image available Mesembryanthemum nodiflorum F. R. Fosberg 1931-1 S 4732 Los Angeles Upper Sonoran Zone. Nest, Middle Ranch Canyon Santa Catalina Island. 100 Comment
  RSA188033  Microseris heterocarpa R. F. Thorne 1966-4-30 36347 Los Angeles Santa Catalina Island, on sea bluff above beach at mouth of Gallaghers Canyon 8 Comment
  RSA527767  Microseris heterocarpa Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4332 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA595933  Microseris lindleyi L. C. Wheeler 1967-5-9 9385 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA618733  Microseris lindleyi Scott D. White, Sandy Leatherman 1998-6-4 6635 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway / Old Ridge Route and lake. Proposed North Lake Planned Community. 427 Comment
  UCR220270  Microseris lindleyi R. G. Swinney 2009-4-24 10494 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA517149  Microseris lindleyi Timothy S. Ross, Steve Boyd 1990-5-14 2479 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1107 Comment
  CAS-BOT-BC320513  Mimulus Peter Rubtzoff 1988-10-7 9962 Los Angeles Gold Creek Rd near jctn with Little Tujunga Rd, Little Tujunga Canyon, ca. 2 mi NE of the entrance to Angeles National Forest, or ca. 4 mi NE of jctn of Osborne St & Foothill Blvd., San Gabriel Mountains. 478 Comment
  UC943852  Mimulus H. E. McMinn, M. Van Rensselaer 1945-6-10 1914 A-1 Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  RSA442662  Mimulus aurantiacus var. pubescens Howard Mullins 1931-3-15 s.n. Los Angeles Santa Susana. [pass?] Comment
  RSA596816  Mimulus aurantiacus var. pubescens Tim S. Ross, J. Mark Porter 1995-5-4 8499 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA188322  Mimulus aurantiacus var. puniceus Robert F. Thorne, Percy C. Everett 1965-6-22 34925 Los Angeles Santa Catalina Island. S of Avalon golf course, Avalon Canyon. 91 Comment
  SFV15586  Mimulus bigelovii K. C. Molina, K. L. Garrett 1992-5-10 26 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. In bed of dry wash. 1200 Comment
  UCR190461  Mimulus bigelovii R. G. Swinney 2001-4-18 7881 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  LA51870  Mimulus brevipes Carl Epling; L. Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA182749  Mimulus brevipes J. Massey 1966-3-26 1121 Los Angeles Cobal Canyon near entrance. Comment
  RSA101691  Mimulus brevipes Henry A Pilsbry 1925-7-22 s.n. Los Angeles Maillard [Millard] Canyon, San Gabriel Mountains, back of Pasadena. Comment
  UCD122450  Mimulus brevipes R. S. Woglum 1930-4-28 s.n. Los Angeles East- Central Los Angeles County: hills south of Glendora. Comment
  POM158260  Mimulus cardinalis M. B. Dunkle 1928-5-13 1951 Los Angeles Cottonwood Canyon, Santa Catalina Island. 15 Comment
  RSA420660  Mimulus cardinalis F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5496 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  UC1483354  Mimulus cardinalis Robert F. Thorne, D. Propst and M. Hoefs 1974-9-12 45106 Los Angeles below Rancho Escondido; Santa Catalina Island, Cottonwood Canyon 106 Comment
  UCR220204  Mimulus floribundus R. G. Swinney 2009-4-3 10277 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  RSA80076  Mimulus floribundus F. W. Peirson 1921-6-19 2456 Los Angeles Crystal Lake, North Fork San Gabriel River 1677 Comment
  RSA408120  Mimulus fremontii Anstruther Davidson 1911-05 s.n. Los Angeles San Fernando Comment
  UCD122694  Mimulus grandis Gordon J. Pilone 1963-5-3 267 Los Angeles 2 miles east of Gorman on Hwy 138 on Tejon Ranch. Mt. Range: San Emigdio. Drainage Area: Pacific Slope. 1219 Comment
  RSA782212  Mimulus guttatus R. G. Swinney 2009-8-25 11494 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  LA35215  Mimulus guttatus Mary V. Hood; 1939-4-28 39- 20 -k* Los Angeles near Gorman Comment
  NY90725  Mimulus inconspicuus Collector unspecified s.n. Los Angeles Comment
  POM156293  Mimulus johnstonii L. R. Abrams 1902-6-30 2588 Los Angeles summit of Mt. Wilson Comment
  UCR107803  Mimulus latidens Steve Boyd, Valerie Soza 1998-4-28 10164 Los Angeles Liebre Mtns, Plum Canyon SW of Cruzan Mesa along Airline Rd. about 2 mi west of junction with Sierra Hwy in Mint Canyon 537 Comment
  RSA13067  Mimulus pilosus Fay A. MacFadden 1933-6-15 11036 Los Angeles Verdugo Mountains: La Tuna Canyon, behind Belmont Co. Club. Comment
  UCR203188  Mimulus pilosus R. G. Swinney 2005-5-21 8263 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA147408  Mimulus pilosus Thos. Craig 1927-6-19 477 Los Angeles Between Acton and Ravenna. Comment
  RSA603780  Mimulus rubellus Louis C. Wheeler 1948-6-13 6648 Los Angeles San Gabriel Mountains: Depression Wickiup Creek. 1364 Comment
  RSA286778  Mimulus suksdorfii Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44749 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  SEINET3860057  Minuartia douglasii R. G. Swinney 2009-4-24 10449 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  RSA642422  Minuartia douglasii Orlando Mistretta 1995-6-23 1832 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1981 Comment
  UCR107764  Mirabilis californica L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  SEINET3167811  Mirabilis californica O. Mistretta, C. Mistretta 2008-4-30 2572 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line corridor (Segment 5, structure 24 per TRTP survey, 2008) in the vicinity of Ritter Ridge, S side of Antelope Valley, directly NW of Godde Hill Rd. UTM Zone 11S 1077 Comment
  RSA464662  Mirabilis laevis var. retrorsa G. R. Johnstone 1928-4-28 s.n. Los Angeles Two mi. E. of Palmdale. Comment
  RSA0120027  Mirabilis laevis var. villosa R. G. Swinney 2014-4-30 16298 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  POM6388  Modiola caroliniana L. T. Street, Williams 1919-5-10 2967 Los Angeles Bassett. 90 Comment
  RSA310125  Monardella australis subsp. cinerea Wayne E. Sawyer 1981-7-12 93 Los Angeles Angeles National Forest: Crest trail, 0.7 miles W of Mt. Hawkins 2530 Comment
  UC284647  Monardella australis subsp. cinerea I. Johnston 1917-7-4 1421 Los Angeles s slope Baldy 2590 Comment
  UCR143091  Monardella australis subsp. cinerea I. M. Johnston 1917-8-22 1693 Los Angeles Transverse Ranges; San Gabriel Mtns., 'Little Baldy 2896 Comment
  HSC14284  Monardella exilis C. S. Apperson 1966-4-24 Los Angeles Junction of 240th St. and Ave. R8, 3.5 mi. S of Moody Springs Comment
  RSA83379  Monardella exilis F. W. Peirson 1918-6-18 1067 Los Angeles Between Rock Creek and Cajon Pass, east of Llano. Comment
  HSC14285  Monardella lanceolata C. S. Apperson 1967-6-21 Los Angeles Summit of Sawmill Mtn. on Sawmill Track trail, 7 mi. from Pine Canyon Ranger Station 1677 Comment
  RSA0003923  Monardella lanceolata var. glandulifera I. M. Johnston 1918-9-1 2139 Los Angeles San Antonio Mountains: Browns Flat 1311 Comment
  RSA65884  Monolepis nuttalliana F. W. Peirson 1932-4-17 9849 Los Angeles Near dam head, Lovejoy Buttes, Mohave Desert 762 Comment
  VVC99  Monolopia lanceolata Wandalee Thompson 1964-4-13 96 Los Angeles Foothills near Palmdale. 945 Comment
  SEINET3148207  Monolopia major G. B. Grant 798 Los Angeles Highland Park Comment
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Feb 9 2019
  CAS-BOT-BC262698  Muhlenbergia californica W. R. Dudley 1899-7-1 s.n. Los Angeles Near Alpine Tavern, Mount Lowe Comment
  RSA0087049  Muhlenbergia californica R. G. Swinney 2010-9-9 13790 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA741094  Muhlenbergia californica Justin M. Wood 2008-11-21 244 Los Angeles 1.5 air miles NE of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27). 800 Comment
  SBBG112970  Muhlenbergia microsperma S. A. Junak 1998-6-13 SCa 748 Los Angeles W side of Avalon Cyn drainage, along N rim of Quail Cyn, just W of Los Angeles County Fire Station 79 Comment
  UCR258704  Muhlenbergia microsperma R. G. Swinney 2010-3-22 12018 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SEINET179625 Image available Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  RSA0097619  Muhlenbergia rigens R. G. Swinney 2011-5-26 14869 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
  RSA561571  Muilla maritima Steve Boyd, Walter Appleby 1993-5-24 8161 Los Angeles Loop Canyon Road at jct. with Santa Clarita Rd. 1097 Comment
  CAS-BOT-BC243702  Myoporum laetum Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7412 Los Angeles Rancho Palos Verdes, un-named horsesho-shaped canyon to the NE of upper Forrestal Drive, San Pedro USGS 7.5' quad., Palos Verdes Peninsula 167 Comment
  SBBG13268  Myriopteris newberryi M. A. Piehl 1962-6-9 62316 Los Angeles just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  RSA0043154  Nama californica Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA589506  Nama stenocarpa E. Kellogg 1992-6-28 s.n. Los Angeles San Clemente Island. SE of the airport, 29 and 1500 ft. NNE of the 408-foot knoll. 122 Comment
  RSA703766  Nassella cernua Gary D. Wallace, Ann Hiller 1983-5-18 2065 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  SBBG108414  Nassella cernua T. Ross 1995-5-21 8614 Los Angeles between the deeper E fork of Horse Beach Cyn and Snail Cyn to the E, NNW of Slope Triangulation Pt (781-ft) 155 Comment
  SBBG20520  Nassella cernua E. R. Blakley, P. H. Raven 1963-12-7 6346 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  UC60249  Nassella cernua Dr. A. Davidson Los Angeles Pasadena Comment
  UC821969  Nassella lepida F. R. Fosberg 1931-3-19 S 4304 Los Angeles se slope near Avalon; Santa Catalina Island, Hamilton Canyon 10 Comment
  RSA577547  Nassella pulchra L. C. Wheeler 1936-6-6 4116 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mountains. 457 Comment
  SBBG31223  Nassella pulchra R. F. Thorne 1966-4-6 35930 Los Angeles ca. 1 mi W of Empire Landing 213 Comment
  UC1584746  Nassella pulchra Tim Ross and Annette Ross 1991-3-7 4149 Los Angeles exposed rocky ridgetop San Dimas USGS 7.5' Quadrangle, western Pomona, Elephant Hil 300 Comment
  SEINET13276730 Image available Nasturtium officinale R. G. Swinney 2011-1 14958 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy (Chilao Flat 7.5' Q.) 1096 Comment
  SBBG122011  Navarretia setiloba A. Parikh, N. Gale 2003-6-13 756 Los Angeles E of dirt track between Cruzan Mesa and Plum Cyn, 2 km W of Sierra Hwy, 1.9 km SW of Vazquez Cyn Rd 665 Comment
  SD87808  Nemacladus longiflorus F. W. Peirson 1921-6-21 2453 Los Angeles West Fork of San Gabriel River. 640 Comment
  RSA674853  Nemacladus ramosissimus Scott D. White, Kent Hughes 2000-5-17 7872 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  POM301607  Nemacladus sigmoideus J. C. Roos 1796 Los Angeles Mojave Desert, north of Adelanto. Comment
  UC1537399  Nemophila menziesii Gordon H. True Jr. 1935-3-6 48 Los Angeles 4 mi w Palmdale; w of Palmdale 944 Comment
  RSA570348  Nemophila menziesii var. integrifolia Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4951 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  CAS-BOT-BC349859  Nicolletia occidentalis Timothy S. Ross; J. Mark Porter 1994-5-1 7613 a Los Angeles Southwestern Mojave Desert: open desert along North 240th Street East, ca 3700 m NNE of Moody Springs and 3300 m W of the L.A./San Bern. County line 870 Comment
  RSA678150  Nicotiana attenuata Michael Denslow, Valerie Soza 2002-7-10 696 Los Angeles North side of mountains. Road side; off Big Rock Creek road on the road to south fork campground. 1372 Comment
  RSA0022977  Nicotiana glauca Duncan S. Bell, Caitlin Elam 2013-6-24 5229 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA0114807  Nicotiana glauca Richard G. Swinney 2011-10-25 15894 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39. 1006 Comment
  RSA651992  Nicotiana glauca Bob Edwards 1948-5-4 s.n. Los Angeles La Habra heights (La Hacienda Ave.) 5 1/2 mi south of Puente. 198 Comment
  SEINET10696851  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3962 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  LA201169  Oenothera biennis Arthur C. Gibson; 2003-4-26 4701 Los Angeles Comment
  UCR180373  Oenothera californica subsp. californica Scott D. White, Pam Devries 2006-5-9 11396 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  RSA733779  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-29 6532 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp. 2110 Comment
  UC1007161  Oenothera elata subsp. hookeri Philip A. Munz 1935-9-22 14006 Los Angeles Claremont Comment
  RSA595508  Olea europaea Louis C. Wheeler 1969-2-16 s.n. Los Angeles Canyon Crest Road, west side Millard Canyon. 404 Comment
  UCR217701  Olea europaea A. C. Sanders, Dan S. Cooper 2010-8-5 38547 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  CHSC108897  Oncosiphon piluliferum Steve Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region: Alluvial fan below San AntonioCanyon at southern base of range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  SEINET4890715 Image available Opuntia X vaseyi Joseph Marlowe Keefe 2001-1-19 30982 Los Angeles Verdugo Mountains, Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles 385 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
  CHSC95791  Opuntia littoralis LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 402 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 290 Comment
  RSA439559  Opuntia oricola F. R. Fosberg 1931-5-22 7170 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  RSA439549  Opuntia prolifera G. R. Johnstone 1931-5-10 s.n. Los Angeles Highland Ave. Comment
  CAS-BOT-BC502619  Orobanche bulbosa Tim Ross; Steve Boyd 1993-5-23 7284 Los Angeles Liebre Mountains, NW Los Angeles Co: Upper Clearwater Canyon, margin of USFS rd (6N24) ca 790 m ENE of Ruby Canyon/Clearwater Canyon saddle 873 Comment
  RSA0093123  Orobanche fasciculata Richard G. Swinney 2011-5-12 14688 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  RSA0066434  Orobanche fasciculata Orlando Mistretta 1995-4-28 1655 Los Angeles San Gabriel Mountains: Kitter Canyon, slopes W of main canyon. 1219 Comment
  PASA147  Orthocarpus densiflorus Margaret Stason 1931-4-5 Los Angeles Wash near Asuza Comment
  UC1348978  Osmorhiza berteroi Robert F. Thorne and M. Z. Thorne 1967-7-19 37190 Los Angeles above Crystal Lake Recreation Area; San Gabriel Mts., Angeles National Forest, Big Cienega Sprin 1981 Comment
  POM184692  Osmorhiza brachypoda Joseph A. Ewan 1932-6-17 7349 Los Angeles Long canyon of Arroyo Seco 1098 Comment
  RSA458980  Osmorhiza brachypoda Thekla Mohr 1899-04 2785 Los Angeles Eaton Canyon, Eagle Rock Comment
  UCR204018  Osmorhiza chilensis R. G. Swinney 2001-9-15 8141 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
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Oct 8 2009
  LA50659  Oxalis corniculata Elizabeth Levine; 1949-5-3 sn Los Angeles West Los Angeles Comment
  SD143793  Oxalis pes-caprae Scott D. White 1997-3-12 4736 Los Angeles Zuma Beach Area; mouth of Zuma Creek, east end of the County Beach. 7 Comment
  UCR261360  Oxalis pes-caprae R. G. Swinney 2010-2-27 11661 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR95337  Oxytheca trilobata L. C. Wheeler 1970-8-30 s.n. Los Angeles San Gabriel Mtns., Ridge east of Chimney Canyon 1677 Comment
  RSA522436  Oxytheca trilobata Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4015 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  UCR197183  Paeonia californica Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 659 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 579 Comment
  CAS-BOT-BC253853  Panicum miliaceum Peter H. Raven 1956-6-17 9399 Los Angeles Along streets, Westwood, Los Angeles Comment
  UC1870193  Parietaria hespera var. californica LeRoy Gross, Valerie Soza 2001-6-6 432 Los Angeles Los Angeles Basin: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road 701 Comment
  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
  UCR118161  Paspalum dilatatum Scott D. White 1997-5-8 5069 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  POM364352  Paspalum distichum Geo. L. Moxley 1915-9-2 442 Los Angeles Ave. 54th between Abbott and Ash streets Comment
  SBBG57144  Paspalum distichum M. N. Ackley -Sep-1928 59 Los Angeles Avenue 45, Yellow Car line, Los Angeles 60 Comment
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May 7 2015
  RSA751404  Paspalum notatum var. saurae R. E. Riefner Jr. 2004-8-22 04 -379 Los Angeles City of Pasadena, near the Rose Bowl Stadium, along Arroyo Blvd. 252 Comment
  UCR204906  Paspalum vaginatum R. E. Riefner Jr. 2006-7-29 06- 327 Los Angeles South Coast, city of Carson, near Victoria Park, Dominguez Channel at Del Amo Blvd. 7 Comment
  UCR117411  Passiflora caerulea Chet McGaugh 1999-12-20 s.n. Los Angeles Puente Hills, La Mirada Creek, just below Hacienda Country Club on east road in golf course, La Habra Heights 171 Comment
  UCR178856  Pectocarya anisocarpa LeRoy Gross 2003-3-7 756 Los Angeles Transverse Ranges, Verdugo Mountains, northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway. Sunland, off of Newhome Avenue, near west side at Topley Lane 555 Comment
  RSA708521  Pectocarya linearis Scott D. White, Brian Leatherman 2005-3-18 10792 Los Angeles City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  UCR260371  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-2-27 11666 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CHSC14160  Pectocarya penicillata L. M. Mayer; I. J. Mayer 1974-4-10 151 Los Angeles In field 50 ft n of roadside of Bouquet Canyon; 1/4 mi e of its intersection with Vasquez Canyon Rd. Comment
  UC517558  Pectocarya penicillata John Thomas Howell 1928-3-20 3460 Los Angeles Griffith Park, Vermont Canyon Comment
  RSA575547  Pectocarya setosa R. G. Swinney 1994-6-12 2933 Los Angeles Ca. 1.7 mi. N of jct of Hwy 138 & Soledad Rd, just W of San Bernardino County line/ Approx. 150 m W of Boneyard Canyon. 1311 Comment
  RSA595122  Pectocarya setosa Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8572 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N05, 6.2 road miles from jtn with 8N05. 1174 Comment
  LA94162  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-12 1688 Los Angeles Lobo Canyon, ca. 1 mi. W of Triunfo Cyn. Rd. 304 Comment
  POM864  Pellaea andromedifolia var. andromedifolia T. G. Bergesch 1896-05 s.n. Los Angeles Pasadena, Eaton Canyon. Comment
  RSA656425  Pellaea mucronata subsp. mucronata Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 707 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. 579 Comment
  CDA29936  Pennisetum clandestinum Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  RSA724660  Penstemon centranthifolius K. Dobry 1991-5-13 548 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA649975  Penstemon centranthifolius Marion P. Harthill 1972-4-1 632 Los Angeles Mt. Wilson. Comment
  SEINET15345973  Penstemon eatonii var. undosus M. E. Jones 1934-1 Los Angeles Johnson Grade, San Bernardino Mts. Comment
  SD4639  Penstemon grinnellii var. grinnellii Ruth B. Randall Jul 184 Los Angeles Big Pines; playgrounds near Los Angeles. Comment
  SFV9207  Penstemon grinnellii var. grinnellii N. J. Manuwal 1972-4-30 s. n. Los Angeles San Gabriel Mountains Highway N2, 10 miles west of Lake Hughes at the edge of a dry meadow. Comment
  UCD124192  Penstemon grinnellii var. grinnellii Steve Mason; Helen M. Mason 1993-5-5 29 Los Angeles on Angeles Crest Hwy., 3.5 miles above Big Tujunga Canyon Road, above large parking area on southwest side of road, below water tank. 1798 Comment
  SEINET12272291  Penstemon heterophyllus I. W. Clokey, Templeton, B. 1929-1 4522 Los Angeles Mandeville Canyon, Santa Monica Mts 500 Comment
  CHSC35489  Penstemon heterophyllus var. australis James Henrickson 1973-6-23 6 Los Angeles Santa Monica Mts., Topanga Canyon, 3/4 mile N of Topanga P. O. along old Topanga Canyon Road. 243 Comment
  SBBG54519  Penstemon heterophyllus var. australis F. W. Pennell 1940-4-18 25139 Los Angeles slope E of Frenchman's Flat Comment
  JEPS23231  Penstemon heterophyllus var. heterophyllus Rimo Bacigalupi with Reino Alava 1958-7-21 6460 Los Angeles opposite Forsythe Canyon (at northern base of Sawmill Mtn., in dry gravelly creek bed of Pine Creek, in San Andreas Rift Zone (fault valley), Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Pine Creek 1075 Comment
  UCR202536  Penstemon labrosus R. G. Swinney 2001-8-9 8023 Los Angeles San Gabriel Mtns., Mount Williamson, western ridge 2515 Comment
  UCR141070  Penstemon rostriflorus June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  UCR209871  Penstemon rostriflorus R. G. Swinney 2008-7-16 9248 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  HSC12391  Penstemon spectabilis Wendell Wood 1970-6-20 17 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  SDSU10969  Penstemon spectabilis H. Wedberg 1966-4-3 1198 Los Angeles Above Hill Dr and Neal, in Eagle Rock. 457 Comment
  RSA549536  Penstemon spectabilis Tim S. Ross 1992-4-27 6241 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  NY130530  Penstemon ternatus subsp. septentrionalis L. Abrams 1908-6-19 394 Los Angeles Oakgrove Canyon, Liebre Mountains. 1066.8 Comment
  CATA526  Pentagramma triangularis subsp. triangularis Sara L. Crockett 1997-4-29 677 Los Angeles Santa Catalina Island: End of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde, slope below barbed-wire fence line 420 Comment
  RSA687373  Pentagramma triangularis subsp. triangularis A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus, Los Angeles. Comment
  OBI35706  Peritoma arborea Rebecca Cicoria 1982-4-25 52 Los Angeles Palos Verdes Peninsula: Agua Magna Cyn, Rolling Hills Comment
  CAS-BOT-BC355972  Perityle emoryi Carl B. Wolf 1932-5-9 3436 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  JEPS30661  Perityle emoryi Peter H. Raven and Henry J. Thompson 1959-10-4 40 Los Angeles opposite Canfields Pacific Palisades (Coast Highway); Santa Monica Mountains Comment
  SBBG17981  Perityle emoryi E. R. Blakley 1963-4-7 5512 Los Angeles Middle Ranch Cyn, 1 mi below Eagle's Nest 60 Comment
  SBBG98072  Perityle emoryi T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5236 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  CAS-BOT-BC419010  Persicaria lapathifolia LeRoy Abrams 1904-9-2 4182 Los Angeles Los Angeles River, Los Angeles Comment
  SD7881  Persicaria lapathifolia J. C. Nevin none given Los Angeles Los Angeles Comment
  CAS-BOT-BC167755  Petalonyx thurberi Carl B. Wolf 1932-10-19 4350 Los Angeles Mint Canyon. 8 mi. above Saugus 426 Comment
  UCR190371  Phacelia R. G. Swinney, Cody Clarke 2001-6-20 7999 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  UCSB5462  Phacelia bicolor Haller, John 1957-4-13 Los Angeles On Palmdale Ave. 0.7 miles E. of junc. with Calif. 138 and ca. 9 miles E. of center of Palmdale 762 Comment
  UCSC000901  Phacelia brachyloba Peter Kamb 1948-7-13 s.n. Los Angeles burned patches in chaparral Big Tujunga Canyon, Bryant Ganyon (Big Tujunga Canyon at mouth of Bryant Ganyon, South side of canyon) - San Gabriel 549 Comment
  RSA582641  Phacelia cicutaria var. hispida E. Lloyd 1933-4-13 s.n. Los Angeles Santa Monica Mountains; Temescal Canyon Comment
  UCR269589  Phacelia cicutaria var. hispida R. G. Swinney 2011-6-29 15365 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  RSA133408  Phacelia cicutaria var. hispida Peter H. Raven 1959-5-3 14055 Los Angeles Santa Monica Mountains: Mulholland Drive near head of Franklin Canyon 381 Comment
  RSA427631  Phacelia cicutaria var. hispida Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1494 Comment
  POM74167  Phacelia ciliata F. W. Peirson 1908-4-18 866 Los Angeles Point Fermin. Comment
  POM18109  Phacelia cryptantha P. A. Munz 1923-5-25 6817 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA249759  Phacelia distans Robert F. Thorne 1973-4-20 42990 Los Angeles San Gabriel Mountains. 1143 Comment
  RSA517856  Phacelia distans Steve Boyd 1986-3-30 1508 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  SEINET3860281  Phacelia distans R. G. Swinney 2009-4-24 10455 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  SFV3006  Phacelia distans K. A. Wilson 1961-4-29 1181 Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  UCR220043  Phacelia distans R. G. Swinney 2009-4-24 10455 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR256551  Phacelia egena Anuja Parikh, Nathan Gale 2011-6-20 3490 Los Angeles Transverse Range: San Gabriel Mountains, south of Rabbit Peak, 1.8 km east of Angeles Forest Hwy, just north of Monte Cristo Creek 1323 Comment
  RSA0113370  Phacelia fremontii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7512 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
  UC64058  Phacelia fremontii H. M. Hall Jun 3 1900-Jun 6 1900 1494 Los Angeles Swarthout Canyon San Antonio Mountains 2072 Comment
  RSA609044  Phacelia fremontii Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Watkins Creek. 1463 Comment
  RSA75517  Phacelia fremontii F. W. Peirson 1922-7-7 4477 Los Angeles west end of Swartout Valley 2012 Comment
  RSA549201  Phacelia grandiflora Tim S. Ross 1990-6-20 3695 Los Angeles Forest Service Rd. 1N36 heading S from Rincon-Red Box Rd; upper Cold Springs Canyon drainage 1037 Comment
  RSA134024  Phacelia imbricata subsp. imbricata L. R. Heckard 1953-6-14 496 Los Angeles Near junction of road to upper Chilao recreation area along road to Horse Flat Public Camp 1829 Comment
  UC976032  Phacelia longipes Rimo Bacigalupi with L. R. Heckard, and G. T. Robbins 1953-6-14 4192 Los Angeles south fork of Little Rock Creek Canyon Angeles National Forest, San Gabriel Mts. (upper slopes, higher n slopes of mts.) 1432 Comment
  RSA150838  Phacelia lyonii Peter H. Raven 1962-5-9 9 Los Angeles Floor of canyon just north of Gray, San Clemente Island. 305 Comment
  UC1234627  Phacelia lyonii Peter H. Raven 1962-5-22 17829 Los Angeles about 1 mi w Cherry Canyon (along coastal bluffs); Santa Catalina Island Comment
  POM3696  Phacelia minor C. F. Baker 1904-4-22 4170 Los Angeles Monrovia. Comment
  RSA428066  Phacelia minor M. Bisbee 1917-4-15 s.n. Los Angeles Hills north side of Eagle Rock Valley Comment
  RSA652870  Phacelia minor Ron Martinolich 1991-4-7 9 Los Angeles Los Angeles, Griffith Park, off of Griffith Park Drive, 0.3 miles west of Zoo Drive at dirt parkig area. South-east on fire road about 0.25 miles, on north side, 10 feet off road. In old slump above fire road. Comment
  LA99394  Phacelia parryi Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  RSA582238  Phacelia parryi Louis C. Wheeler 1932-7-2 893 Los Angeles San Dimas Canyon. Comment
  RSA780099  Phacelia parryi Pam De Vries 2011-4-20 7774 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  UC1174698  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  RSA0098637  Phacelia ramosissima R. G. Swinney 2010-5-11 12697 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
  UCSB5426  Phacelia ramosissima Wedberg, H. 1958-7-19 Los Angeles Point Dume Comment
  JEPS1355  Phacelia ramosissima var. latifolia Frank W. Peirson 1920-6-10 2159 Los Angeles foot of Echo Mt. Trail San Gabriel Mountains 579 Comment
  LA38794  Phacelia tanacetifolia Henry J. Thompson; 1959-4-12 1932 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 297 Comment
  UCSB10395  Phacelia tanacetifolia Wedberg, H. 1957-4-6 Los Angeles 1/2 mi. W Las Flores, vacant lot N of road Comment
  RSA623469  Phalaris aquatica L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). Comment
  SEINET10956991  Phaseolus vulgaris Heidi H. Schmidt 1999-10-10 Schmidt 3911 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  JEPS69925  Phlox douglasii subsp. rigida Frank W. Peirson 1922-7-6 3179 Los Angeles Blue Ridge San Gabriel Mountains 2286 Comment
  RSA459256  Pholistoma auritum Martha Hilend 1928-4-18 201 Los Angeles Griffith Park. Comment
  RSA658222  Pholistoma auritum var. auritum Tim Turmezei 1988-3-2 20 Los Angeles Walnut Creek. Comment
  CAS-BOT-BC222551  Pholistoma auritum var. auritum Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC134962  Phoradendron bolleanum Charles F. Richter 1920-9-1 s.n. Los Angeles Pleasant View Ridge and Mt. Islip, San Gabriel Mts Comment
  POM354318  Phoradendron macrophyllum C. Epling, L. Ellison 1930-3-1 s.n. Los Angeles Mandeville Canyon. Comment
  UCR125171  Phoradendron macrophyllum A. C. Sanders, Mark Elvin 2002-6-25 25275 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  CAS-BOT-BC141152  Phoradendron serotinum subsp. macrophyllum Louis C. Wheeler 1931-12-15 395 Los Angeles Thompson Creek Dam 495 Comment
  CAS-BOT-BC141314  Phoradendron serotinum subsp. tomentosum Louis C. Wheeler 1933-2-22 1473 Los Angeles Little Rock Creek, San Gabriel Mts. 1066 Comment
  POM188630  Phoradendron villosum Louis C. Wheeler 1933-2-22 1473 Los Angeles Little Rock Creek. 1067 Comment
  UCR95509  Phoradendron villosum L. C. Wheeler 1966-10-12 8976 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 0.25 mi upstream from Heaton Flat 610 Comment
  RSA82209  Phyla lanceolata F. W. Peirson 1951-9-16 1040 Los Angeles Kewen Lake, Pasadena. Comment
  RSA187711  Phyllospadix torreyi Robert F. Thorne 1966-9-15 36686 Los Angeles Santa Catlina Island, attached to boulder over sandy bottom amid kelp in perhaps 5ft of water at low tide, near Balck Point, N side of W end of island. 2 Comment
  RSA682937  Phyllospadix torreyi E. Yale Dawson 1959-2-23 20638 Los Angeles Point Dume Bay, Station # 11. Comment
  SEINET10696945  Physalis ixocarpa Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2624 Los Angeles Temple City, Valumart Food Warehouse, 6340 Rosemead. Comment
  RSA384290  Pinus attenuata Ora M. Clark 1929-1-6 1465 Los Angeles Elysian Park, L.A. Comment
  SFV18302  Pinus jeffreyi J. N. Hogue 2002-7-21 179 1 Los Angeles San Gabriel Mountains Angeles National Forest, Camp Eaton (= Camp Cumorah Crest), 3 km NE of Newcomb Ranch. 1860 Comment
  CAS-BOT-BC78871  Pinus monophylla W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  SEINET11740425  Pinus radiata R. H. Daily 1915-11-13 s.n. Los Angeles Los Angeles Comment
  JEPS46894  Pinus sabiniana W. L. Jepson 1929-1-10 15100 Los Angeles Liebre Mts. Comment
  UCR127090  Piptatherum miliaceum Mark A. Elvin, Cathleen Weigand 2003-4-8 2457 Los Angeles Santa Clarita Valley, Newhall Ranch, flats south of confluence of Hasley Canyon with Castaic Creek 297 Comment
  CAS-BOT-BC71778  Pityrogramma triangularis var. viscosa Grant 1900-3-29 2381 Los Angeles Avalon, Santa Catalina I. Comment
  CAS-BOT-BC71786  Pityrogramma triangularis var. viscosa Carl B. Wolf 1932-5-9 3499 Los Angeles Santa Catalina Island, along road to Renton Mine, about due West of Pebbly Beach 304 Comment
  RSA0044604  Plagiobothrys arizonicus A. C. Sanders 2007-4-19 33431 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA0088403  Plagiobothrys canescens R. G. Swinney 2010-2-27 11757 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  UCR107773  Plagiobothrys leptocladus Steve Boyd, J. M. Porter, Z. Lederman 1998-4-27 10153 Los Angeles Mojave Desert, Antelope Valley, Amargosa Creek drainage at W G Street, west of Hwy 14, SW of Rosamond Dry Lake. 793 Comment
  UCR34448  Plagiobothrys leptocladus A. C. Sanders 1983-4-16 3724 Los Angeles Antelope Valley, W end of Rosamond Dry Lake, Edwards Air Force Base, E end of Ave. 'C 701 Comment
  POM3835  Plagiobothrys nothofulvus P. A. Munz, L. T. Street, G. Williams 1919-4-5 2473 Los Angeles Puddingstone Canyon, San Dimas. 290 Comment
  UCR142790  Plagiobothrys nothofulvus L. C. Wheeler 1967-5-8 9362 Los Angeles San Gabriel Mtns, foothills NE of Saugus 412 Comment
  RSA0121220  Plagiobothrys nothofulvus Richard Kirtland 1928-3-28 14752 Los Angeles Palos Verdes Hills Comment
  SFV11227  Plagiobothrys nothofulvus D. K. Shayne 1966-3-9 106 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  CAS-BOT-BC60826  Planodes virginica Le Roy Abrams 1899-4-1 236 Los Angeles Inglewood. Comment
  SBBG108144  Plantago coronopus S. L. Crockett 1997-4-1 634 Los Angeles 0.5 mi SE of Rancho Escondido on Two Harbors Rd, W side of rd; low ridge adjacent to rd ca. 50 m upslope from rd 286 Comment
  LA200739  Plantago erecta Jonathan Sauer; H. N. Sauer 1975-4-29 5653 Los Angeles 7 Comment
  UCR142492  Plantago erecta F. R. Fosberg 1931-4-10 S- 4548 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  UCR164575  Plantago erecta Scott D. White 1995-3-15 2555 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
  UCR274126  Plantago erecta Steven A. Junak 1999-5-20 SCa- 935 Los Angeles Channel Islands, Santa Catalina Island, ridge between Cottonwood and Escondido Canyons, on south side of Cottonwood-Black Jack Road, c. 0.6 mile up from reservoir 256 Comment
  UCR194856  Plantago indica Kai T. Palenscar 2008-7-25 s.n. Los Angeles Southern Coast; San Gabriel Valley, city of Whittier, Whittier Narrows, south of Hwy 60 and west of Hwy 605, on the west side of Rosemead just after crossing the San Gabriel River 59 Comment
  RSA584957  Plantago major Tim S. Ross, S. D. Boyd 1990-6-1 2774 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA720474  Plantago major R. G. Swinney 1997-9-6 5872 Los Angeles Jackson Lake W of Wrightwood 1875 Comment
  SBBG19218  Plantago ovata var. insularis M. A. Piehl 1963-12-7 631040 Los Angeles opposite Pyramid Head on SE tip of island 21 Comment
  SEINET3818340 Image available Platanthera sparsiflora R. G. Swinney 1997-7-23 5722 Los Angeles San Gabriel Mountains; upper Government Canyon c. 2 miles west of Wrightwood Blue Ridge Mountain area 2377 Comment
  UCR189846  Platanthera sparsiflora R. G. Swinney 1998-7-21 6472 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA495621  Platanthera sparsiflora S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 346 Los Angeles Mountain High Ski Resort; W of Wrightwood. North slopes of San Gabriel Mountains. 2018 Comment
  HSC12322  Platanus racemosa Wendell Wood 1970-6-17 10 Los Angeles Chevy Chase and Linda Vista Rd., Glendale 366 Comment
  UCSB70489  Plecostachys serpyllifolia Riefner, R. 2009-6-9 Los Angeles City of Malibu, vicinity of La Piedra State Beach 3 Comment
  UCR98792  Plectritis ciliosa subsp. insignis Steve Boyd, Lauren Raz 1997-5-1 9658 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  UCR259094  Pluchea odorata R. G. Swinney 2010-10-15 14059 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  UCR258517  Pluchea odorata var. odorata R. G. Swinney 2010-6-23 13308 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  SD253346  Poa R. G. Swinney 2011-6-23 15282 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Statyion (Chilao Flat 7.5'Q) 1570 Comment
  RSA595278  Poa annua D. L. Banks 1996-3-25 866 Los Angeles Claremont; Oakwood Apartments; 580 S. Bucknell Avenue; W side of street across from the Apartment complex. On disturbed ground between the sidewalk and school playground. Comment
  RSA714060  Poa annua G. Ocampo 2006-3-19 1672 Los Angeles Parque ubicado en Claremont Blvd., entre Arrow Route y First St., lado W de la calle. Claremont. Comment
  SEINET213152 Image available Poa nevadensis Larry C. Higgins 1974-4-11 8441 Los Angeles 4 miles east of Pearblossom on hwy 18; Comment
  SBBG56766  Poa pratensis M. N. Ackley -May-1927 34 Los Angeles Eagle Rock Comment
  UCR182121  Poa pratensis R. G. Swinney 1997-6-19 5622 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  CAS-BOT-BC237687  Poa secunda V. W. Steinman 1996-4-7 824 Los Angeles San Gabriel Mountains, ca. 1 km from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail 1350 Comment
  RSA187840  Poa secunda R. F. Thorne 1966-4-28 36204 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA733766  Poa secunda R. G. Swinney 2000-6-19 7828 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  CAS-BOT-BC236212  Poa secunda subsp. secunda Ernest C. Twisselmann 1962-4-18 6954 Los Angeles Tehachapi Mountains. Tejon Ranch: Oso Canyon, 0.5 mile W of Coe Field fence 1036 Comment
  UC121965  Poa secunda subsp. secunda T. S. Brandegee Los Angeles Santa Catalina Isl Comment
  UCR131390  Polycarpon tetraphyllum Alison Lipman 1998-7-2 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR258909  Polycarpon tetraphyllum R. G. Swinney 2010-4-23 12354 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CAS-BOT-BC110517  Polygonum Joseph Andorfer Ewan 1931-2-2 4008 Los Angeles Rio Hondo River at Montebello. Comment
  RSA702216  Polygonum arenastrum Scott D. White 2004-7-27 10623 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  UCD169679  Polygonum argyrocoleon Louis C. Wheeler 1962-5-20 8086 Los Angeles Wilmington: Catalina Island Terminal, Avalon Blvd. and Canal St. Along railroad. 1890 Comment
  RSA650874  Polygonum aviculare subsp. aviculare A. E. Hersh 1950-6-30 s.n. Los Angeles Locality - garden 411 Wade St., Venice. 30 Comment
  RSA620048  Polygonum lapathifolium LeRoy Gross 1998-11-1 91 A Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  SFV20877  Polygonum lapathifolium L. Gross 2000-8-25 261 Los Angeles San Fernando Valley Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park heading toward Hansen Dam. East side of Hansen Dam. 325 Comment
  UCR85625  Polygonum lapathifolium Scott D. White 1992-10-8 926 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA466338  Polygonum persicaria Robert Gustafson 1980-9-16 1913 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  CAS-BOT-BC71877  Polypodium californicum Scott D. White 1998-6-10 6711 Los Angeles San Antonio Canyon: About 1 1/2 air miles north of San Antonio Dam, Shinn Rd. (=Mountain Ave.) 762 Comment
  CAS-BOT-BC71883  Polypodium californicum George B. Grant; Walter Wheeler 1904-4-21 1026 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC71898  Polypodium californicum Ira L. Wiggins 1949-2-22 11965 Los Angeles near northeast end of San Clemente Island 38 Comment
  LA94069  Polypodium californicum Lawrence L. Kiefer; 1966-3-27 1806 b Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  UCSB10639  Polypodium californicum Lloyd, Robert 1960-03 Los Angeles 500 yards up Little Dalton Canyon from Glendora Mtn. Road; San Gabriel Mtn range Comment
  CAS-BOT-BC71881  Polypodium californicum J. Von Loh 1978-1-4 3283 Los Angeles S. Clemente I., near Nots Pier 45 Comment
  RSA85016  Polypodium californicum F. W. Peirson 1923-4-9 3441 Los Angeles north slope about 4 miles southeast of Wilson's Cove, San Clemente Island Comment
  UCSB62340  Polypodium californicum Kiefer, Lawrence 1967-4-9 Los Angeles San Gabriel Mtns., W of Mt. Wilson, Upper Arroyo Seco, ca. 1mi down from Switzer Forest Station 914 Comment
  UCSB62350  Polypodium californicum Kiefer, Lawrence 1967-1-15 Los Angeles San Gabriel Mtns., N of Sunland, Dome Canyon tributary of Big Tujunga Canyon, ca, 1mi from confluence 609 Comment
  UCSB62398  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  CATA1173  Polypogon interruptus Mark L. Hoefs 1995-5-30 2168 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  LA105531  Polypogon interruptus Barry A. Prigge; 1989-5-13 8756 Los Angeles Santa Susana Mountains, Devil Canyon, 1.5 mi. NW of junction of Simi Valley and Topanga Blvd., N of Chatsworth 435 Comment
  SBBG95222  Polypogon interruptus M. B. Dunkle 1928-4-29 1913 Los Angeles Little Harbor Comment
  UCR200271  Polypogon interruptus P. H. Raven, R. F. Thorne 1964-5-7 19033 Los Angeles Transverse Ranges; Santa Monica Mountains, Saddle Rock Ranch, near Seminole Hot Springs 610 Comment
  CAS-BOT-BC232408  Polypogon monspeliensis Joseph Andorfer Ewan 1932-6-28 7506 Los Angeles Los Angeles River at Hyperion Bridge Comment
  CATA1297  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2386 Los Angeles Santa Catalina Island: By upper Cape Canyon Reservoir 323 Comment
  RSA0115259  Polypogon monspeliensis Richard G. Swinney 2010-5-25 12940 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA600197  Polypogon monspeliensis Steve Boyd, Lauren Raz 1997-5-29 9911 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  RSA759589  Polypogon monspeliensis R. G. Swinney 1997-9-6 5875 -C Los Angeles San Gabriel Mountains Jackson Lake west of Wrightwood 1875 Comment
  CAS-BOT-BC237504  Polypogon viridis W. R. Dudley; F. H. Lamb 1896-6-8 4399 Los Angeles Kings Canyon, Liebre Mountains Comment
  RSA385487  Polypogon viridis Amelia Eatherton 1930-05 s.n. Los Angeles Eagle Rock. Comment
  SEINET10568473  Polystichum munitum Jason R. Grant, W. Wheeler 1904-5-17 Grant 1032 Los Angeles Collected at Mt. Wilson. Comment
  CAS-BOT-BC72487  Polystichum scopulinum Larry Kiefer 1963-1-1 358 Los Angeles c. 8 miles W. [jnctn] junction [hgwy] highway 39, Angeles Crest [Hgwy] Highway (2) 2286 Comment
  CAS-BOT-BC102555  Populus fremontii C. F. Baker 1909-5-15 5347 Los Angeles Mts. near Claremont Comment
  UCR272935  Potamogeton Steven A. Junak 1999-7-17 SCa- 1064 Los Angeles Santa Catalina Island, northwest side of Patrick Reservoir 412 Comment
  UCR66434  Potentilla egedii var. grandis I. M. Johnston 1917-6-10 1336 Los Angeles South Coast, Ballona Creek near Mesmer Comment
  UC1971223  Primula clevelandii Louis C. Wheeler 1969-4-1 Los Angeles SAN GABRIEL MOUNTAINS: Ridge east of Ham Canyon. Comment
  CHSC98716  Prunus fasciculata var. fasciculata LeRoy Gross 2005-5-3 2184 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rockl Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Growing along Valyermo Road, clump in a side canyon. T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1149 Comment
  CHSC3724  Prunus ilicifolia Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. Comment
  RSA650362  Prunus ilicifolia Marion P. Harthill 1971-2-28 71 Los Angeles Claremont. Comment
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Feb 18 2015
  RSA580960  Prunus ilicifolia subsp. ilicifolia Jamie Kneitel 1994-4-28 49 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  UCR125930  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark Elvin 2002-6-19 25187 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  POM358709  Pseudognaphalium biolettii B. Campbell 1932-4-16 s.n. Los Angeles Santa Monica Mtns, Los Alisos Canyon Comment
  SEINET4044521 Image available Pseudognaphalium biolettii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 350 Comment
  CAS-BOT-BC356700  Pseudognaphalium californicum Prof. W. R. Dudley 1907-12-8 s.n. Los Angeles Saw-pit Canon [Sawpit Canyon] (near Monrovia) Comment
  CAS-BOT-BC357302  Pseudognaphalium microcephalum unspecified 1903-1-1 s.n. Los Angeles Pasadena Comment
  SDSU3729  Pseudognaphalium microcephalum R. M. Beauchamp 1967-3-19 315 Los Angeles On east rim of canyon south of Wilson Cove Pier; San Clemente Island. Comment
  LA94226  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-6 1644 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, ca 0.25 mi from mouth. 121 Comment
  RSA739663  Pterostegia drymarioides John Dittes 2006-5-30 1377 Los Angeles Western Transverse Range, San Gabriel Mtns, Big Tujunga Canyon, 3.7 air miles NE of Verdugo Hills High School, 2.5 air mile SW of Condor Peak, 2.5 air miles SSE of Mt. McKinley. 529 Comment
  RSA0091362  Purshia glandulosa R. G. Swinney 2011-4-1 14301 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR205465  Purshia glandulosa R. G. Swinney 2008-5-2 8743 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR190082  Pyrola dentata R. G. Swinney 1998-8-27 6813 Los Angeles San Gabriel Mtns., upper Big Horn Ridge area, talus slope north of the ridge 2744 Comment
  RSA0080548  Pyrola dentata R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38877 Los Angeles Near Lodgepole Picnic ground at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Hwy., 1.2 mi. SE of Dawson saddle. 2332 Comment
  UCR266292  Quercus X grandidentata D. E. Bramlet 2007-7-13 4108 Los Angeles San Gabriel Mountains, La Verne, 152 m north of Baseline, 1.37 km west of Live Oak Canyon Road and 1.28 km east of Marshall Creek 398 Comment
  UCSB27958  Quercus X grandidentata Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona, California 274 Comment
  JEPS40261  Quercus X macdonaldii Mrs. Blanche Trask 1834-4-23 Los Angeles Catalina Island Comment
  UCSB27899  Quercus agrifolia R. Gill 1959-3-24 53 Los Angeles RIDGE ROUTE OAK FLAT GUARD STATION 822 Comment
  RSA608637  Quercus agrifolia var. agrifolia Louis C. Wheeler 1931-3-23 s.n. Los Angeles La Verne. Comment
  RSA656188  Quercus agrifolia var. agrifolia Joseph M. Keefe 1978-5-11 22904 B Los Angeles Verdugo Mountains: Stough Canyon, Firebreak Road, 0.5 km north of DeBell Golf Course, foothills of Verdugo Mtns, Burbank. 457 Comment
  SD90238  Quercus berberidifolia Benjamin C. Stone Nov 1953 502 A Los Angeles San Gabriel Mountains, hills north of Monrovia 1006 Comment
  UCR177729  Quercus berberidifolia LeRoy Gross 2000-10-28 303 A Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 366 Comment
  RSA317203  Quercus chrysolepis Michael C. Long 1974-3-24 s.n. Los Angeles Devil's Punchbowl Co. Park, Punchbowl Canyon. 1372 Comment
  RSA476899  Quercus chrysolepis Bonnie C. Templeton 1932-6-17 4894 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  UCD45413  Quercus chrysolepis J. M. Tucker 1938-7-20 116 Los Angeles Specimen from the very large, old Bouquet Canyon Oak, elevation 4000 feet, Bouquet Canyon, Los Angeles County, California. 1219 Comment
  UCD45439  Quercus chrysolepis James Bartolome 1990-3-14 s.n. Los Angeles San Clemente Island; in steep canyon on eastern coast of island, elevation ca. 1200-1400 feet. 365 Comment
  RSA655779  Quercus durata var. gabrielensis LeRoy Gross, Laura Moore 2000-6-5 225 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  UCD57991  Quercus durata var. gabrielensis Louis C. Wheeler 1974-3-6 s.n. Los Angeles San Gabriel Mountains: Gold Bar mill site. Lynx Gulch. Comment
  UCR213772  Quercus durata var. gabrielensis Scott D. White, Justin M. Wood 2009-5-6 12683 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  RSA476789  Quercus engelmannii George B. Grant 1904-5-5 s.n. Los Angeles Pasadena. Comment
  UCR50682  Quercus engelmannii Lyman Benson 1960-7-20 16073 Los Angeles San Gabriel Valley, Ganesha Hills, Pomona, Pacific slope 366 Comment
  UCR95197  Quercus garryana var. breweri Steve Boyd, Lauren Raz 1996-10-8 9014 Los Angeles Liebre Mtns. region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  CAS-BOT-BC94755  Quercus john-tuckeri D. E. Breedlove 1961-8-4 923 Los Angeles At intersection with Big Pines Hwy and Largo Vista Road. San Bernardino Mts 1371 Comment
  UCSB34813  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge, West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  SBBG105551  Quercus kelloggii T. Ross, S. Boyd 1994-9-21 8297 Los Angeles vicinity of West Summit; Liebre Mtn Comment
  UCD62485  Quercus pacifica Mrs. Blanch Trark 1909-4-23 Los Angeles Bell Mt. Spring, Catalina Island. Comment
  RSA0073124  Quercus pacifica Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 23 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  SBBG43928  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles lower edge of grove, Pk 1942, directly S of White Rock and near Triangulation Pt "Alta" Comment
  SEINET4078777  Quercus tomentella M. B. Dunkle 1939-1 7357 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC362477  Rafinesquia californica H. M. Hall 1902-5-1 3098 Los Angeles San Francisquito 457 Comment
  IRVC29101  Rafinesquia californica A. C. Sanders 2003-6-20 26996 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  RSA472410  Rafinesquia californica M. B. Dunkle 1929-10-20 2149 Los Angeles Howland's, Santa Catalina island. Comment
  UC1595253  Rafinesquia californica Tim Ross and Peter Fritsch 1990-6-20 3634 Los Angeles near confluence of E and W Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  OBI30247  Ranunculus californicus Stevan L. Rice 1969-3-10 S 411 Los Angeles 1/2 mi from gate 6 of Puddingstone State Park off of San Dimas Ave in a cyn 300 yds NW of the rd 305 Comment
  RSA79212  Ranunculus californicus G. R. Campbell 1952-3-22 18509 Los Angeles Way Hill, San Dimas. 335 Comment
  SEINET13716607  Ranunculus californicus Unknown 1957-4-17 s.n. Los Angeles Kellogg Ranch west of Pomona. Comment
  SEINET12086952  Ranunculus hebecarpus F. R. Fosberg 1931-1 s 4348 Los Angeles Hamilton Canyon, Santa Catalina Island 40 Comment
  POM2868  Rhamnus californica C. F. Baker 1903-7-20 3443 Los Angeles Claremont. Comment
  RSA779453  Rhamnus californica R. G. Swinney 2009-6-17 11224 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA0103344  Rhamnus californica subsp. californica R. G. Swinney 2011-5-19 14771 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Milley's Apple Orchard'? 912 Comment
  RSA390183  Rhamnus californica subsp. californica E. Crow 1928-10-21 5 Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  RSA522471  Rhamnus californica subsp. californica Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4028 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy, Tujunga Ranger District, Angeles National Forest. Westerly drainage that meets Tie Canyon. 1439 Comment
  UC167092  Rhamnus californica subsp. californica Geo. B. Grant 1904-1 1114 Los Angeles Pasadena Comment
  UC1018421  Rhamnus crocea Paul Gripp May 1954 Los Angeles Mt. Gleason Road Comment
  UCSB4037  Rhamnus crocea Gill, Robert 1959-4-2 Los Angeles Pomona College, wash 365 Comment
  LA207828  Rhamnus crocea subsp. ilicifolia Carl B. Wolf; 1928-5-11 2179 Los Angeles on Newhall Grade, just above the place where the Los Angeles Aqueduct crosses highway Comment
  JEPS42041  Rhamnus ilicifolia C. E. Hutchinson 1892-8-10 Los Angeles near Altadena 243 Comment
  RSA611533  Rhamnus ilicifolia Louis C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains: Cattle Canyon, 1 mile E of mouth of Coldwater Canyon. 945 Comment
  SEINET3245895  Rhamnus ilicifolia T. B. Salvato, Sandra Murcia 2007-1 2004 Los Angeles San Gabriel Mountains: Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi S of the Elkins Avengue entrance gate. 640 Comment
  UC18551  Rhamnus ilicifolia J. Burtt Davy May 9 1896-May 24 1896 2541 Los Angeles Oak Canyon Antelope Valley, Manzana Comment
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Apr 10 2012
  UCR150900  Rhamnus ilicifolia Valerie Soza, Kent Hughes 1999-6-17 557 Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Winter Creek Trail, above San Olene Canyon 747 Comment
  UCR272352  Rhamnus ilicifolia R. G. Swinney 2011-3-15 14095 Los Angeles San Gabriel Mountains, Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park 232 Comment
  POM126442  Rhamnus pirifolia George B. Grant 1906-9-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA390858  Rhamnus pirifolia Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  UC1184987  Rhamnus pirifolia Huron H. Smith 1912-6-21 5120 Los Angeles s end Santa Catalina Island Santa Catalina Island 518 Comment
  UCR154019  Rhus aromatica A. C. Sanders 2005-5-11 30156 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  RSA247211  Rhus integrifolia Jack Delaini 1974-3-11 66 Los Angeles Lodi Canyon, on SW-facing slope. 503 Comment
  RSA755858  Rhus integrifolia R. G. Swinney 2009-1-19 9998 Los Angeles Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  CDA35352  Rhus ovata T. C. Fuller 1965-4-26 13373 Los Angeles East slope of Saddle Peak, Tuna Canyon Road above Fernwood Pacific Drive, 2.7 miles west of Topanga. 0 Comment
  RSA549571  Rhus trilobata var. pilosissima T. S. Ross 1991-3-10 4211 Los Angeles Claremont: Bernard Field Station, on E side of RSA; disturbed Artemisia californica scrub. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  RSA476439  Ribes Unspecified 1919-07 114 Los Angeles Illegible handwriting; reads near Palm....? Comment
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Jan 22 2015
  CAS-BOT-BC92271  Ribes amarum A. J. McClatchie 1895-3-9 s.n. Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC92287  Ribes amarum Louis C. Wheeler 1932-3-20 525 Los Angeles San Gabriel Mountains. San Dimas Canyon. 533 Comment
  RSA0081311  Ribes aureum R. G. Swinney 2010-5-7 12594 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA720246  Ribes aureum var. gracillimum LeRoy Gross 2007-4-27 2653 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  RSA0089428  Ribes californicum var. californicum R. G. Swinney 2011-3-17 14114 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA651628  Ribes cereum Shlomo Gat 1959-03 15 Los Angeles Mount Baldy. Comment
  OBI14053  Ribes malvaceum Louis C. Wheeler 1932-3-19 524 Los Angeles head of Sepulveda Cyn, Santa Monica Mts 427 Comment
  SBBG38685  Ribes malvaceum M. B. Dunkle 1939-11-24 7338 Los Angeles head of cyn, Mosquito Summit; ISOTYPE: R. malvaceum var. clementinum Comment
  UCR11992  Ribes malvaceum H. J. Thompson 1959-2-20 1848 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 mi east of Peak along Saddle Peak Road, Saddle Peak 701 Comment
  POM441480  Ribes malvaceum var. viridifolium G. R. Proctor 1944-4-9 838 Los Angeles Near Monrovia Peak Trail 1220 Comment
  CAS-BOT-BC219181  Ribes nevadense Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles Big Pines Camp, San Gabriel Mountains Comment
  UCR16476  Ribes speciosum Anna Mayers 1978-5-14 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Hollywood Hills, Griffith Park off Bronson, Los Angeles Comment
  RSA454977  Ribes viburnifolium M. B. Dunkle 1929-2-10 2049 Los Angeles Santa Catalina Island. Bullrush Canyon Comment
  RSA0086998  Ricinus communis R. G. Swinney 2010-4-21 12320 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash. 457 Comment
  CAS-BOT-BC207164  Ricinus communis Peter H. Raven; Henry J. Thompson 1959-9-6 14377 Los Angeles In coastal sage near mouth of Malibue - Santa Monica Mountains 12 Comment
  RSA609117  Robinia pseudoacacia L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon at Upper Clamshell Truck Trail. 1432 Comment
  UCR265514  Romneya trichocalyx Dan S. Cooper 2015-3-22 315- 25 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. 233 Comment
  SD253542  Rosa californica R. G. Swinney 2011-6-23 15281 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  RSA565752  Rubus discolor Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles San Gabriel Mountains: Arroyo Seco Canyon; above the debris dam and below Oakwilde Picnic Area along the Gabrielino Trail Comment
  UC447173  Rubus ursinus J. Ewan 1931-3-21 4063 Los Angeles Los Flores Canyon Santa Monica Mts., Los Flores Canyon (at old ranch site) 457 Comment
  RSA0038409  Rubus vitifolius Elwood Fordham 1951-4-12 s.n. Los Angeles Topanga, creek bottom, opposite Pasquero Pl. Comment
  UCR85624  Rumex conglomeratus Scott D. White 1992-10-8 903 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA11033  Rumex hymenosepalus Carl B. Wolf 1928-3-29 1595 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  UCR260789  Rumex hymenosepalus R. G. Swinney 2010-2-27 11731 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA65463  Rumex maritimus F. W. Peirson 1804 Los Angeles San Fernando Valley. Comment
  RSA0104902  Rumex salicifolius R. G. Swinney 2011-10-18 15827 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
  RSA65475  Rumex salicifolius F. W. Peirson 1923-4-9 3473 Los Angeles San Clemente Island: about 6 miles SE of Wilson's Cove. Comment
  RSA65474  Rumex salicifolius var. salicifolius F. W. Peirson 1919-6-14 29 Los Angeles Rock Creek, north slopes of San Gabriel Mts. 1296 Comment
  RSA383646  Ruppia maritima Robert Gustafson 1980-8-8 1892 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA776485  Sagina saginoides LeRoy Gross, Jane Tirrell 2011-7-20 5533 Los Angeles Lily Spring, north of Mt. Hawkins. 2500 Comment
  CAS-BOT-BC445708  Sagittaria latifolia Geo. B. Grant 1904-8-20 6412 Los Angeles Los Angeles River Comment
  RSA187744  Salicornia virginica R. F. Thorne 1966-4-5 35878 Los Angeles Santa Catalina Island. Salina behind Little Harbor beach. 3 Comment
  RSA478900  Salicornia virginica L. E. Hoffman 1932-8-3 s.n. Los Angeles Playa del Rey. Comment
  RSA0115851  Salix Steven A. Junak 1999-5-20 SCa- 928 Los Angeles Santa Catalina Island. Cottonwood Canyon, at reservoir. 134 Comment
  CAS-BOT-BC103155  Salix bonplandiana Peter H. Raven; Henry J. Thompson 1959-10-18 14668 Los Angeles mouth of Medea Creek, north arm of Malibu Lake 220 Comment
  RSA720364  Salix gooddingii LeRoy Gross 2007-4-6 2621 Los Angeles Southern base of the range: Debris basin behind Bel Aire Park, at the intersection of Cambridge Drive and Bel Aire Drive. City of Burbank. 273 Comment
  LA200826  Salix laevigata A. M. Johnson; 1927-11-11 38 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  UC483014  Salix laevigata F. R. Fosberg 1931-5-4 S 4756 Los Angeles mouth of Middle Ranch Canyon; Santa Catalina Isl., Middle Ranch Canyon 5 Comment
  RSA0030815  Salix laevigata var. araquipa Carl W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  CAS-BOT-BC128141  Salix lasiandra var. lasiandra Geo. B. Grant 1903-7-1 1160 Los Angeles Pasadena Comment
  POM123205  Salix lasiolepis Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  POM362707  Salix lasiolepis M. B. Dunkle 1929-2-10 2047 Los Angeles Santa Catalina Island. Coach Road Spring. Comment
  RSA6437  Salix lasiolepis Carl. W. Sharsmith 1932-1-17 7 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  SBBG29034  Salix lasiolepis F. R. Fosberg 1932-1-26 7176 Los Angeles bottom of Topanga Cyn 225 Comment
  UC1600832  Salix lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles about 9.5 km above Azusa; Lower San Gabriel Canyon 300 Comment
  UC506408  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-2-16 7658 Los Angeles at <Colma ?> Dr. Verdugo Canyon Comment
  LA208798  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-15 7639 Los Angeles Area 1 Comment
  POM362732  Salix lasiolepis Christopher Davidson 1973-4-6 1871 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  RSA92646  Salix lasiolepis F. W. Peirson 1932-3-3 9767 Los Angeles Arroyo Seco, Pasadena 396 Comment
  LA34152  Salix lucida subsp. lasiandra Henry J. Thompson; 1959-5-31 2063 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, along Malibu Creek , Piuma Rd, 0.2 mi E of Tapia Park. 182 Comment
  RSA0016198  Saltugilia splendens R. F. Thorne, C. W. Tilforth 1972-6-29 42089 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
  RSA0094992  Saltugilia splendens subsp. grantii Orlando Mistretta, Peter L. Morrell 1992-6-4 486 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UCR65229  Salvia apiana F. R. Fosberg 1931-5-6 S- 04808 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  RSA785722  Salvia apiana Doris Bowers 1957-6-22 305 Los Angeles Arroyo Seca, Pasadena 457 Comment
  SEINET12273089  Salvia apiana J. F. Bright, Wyman, C. 1931-1 5500 Los Angeles Foothills of Mt.Wilson Comment
  PASA473  Salvia carnosa 4/29 Los Angeles near Palmdale Comment
  RSA199695  Salvia columbariae I. W. Clokey, Bonnie C. Templeton 1929-04 4495 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  SJSU4355  Salvia columbariae H. L. Buckalew 1962-4-18 Los Angeles between Vincent & Little Rock Comment
  UCR271529  Salvia columbariae R. G. Swinney 2011-5-31 14904 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  SD231334  Salvia dorrii var. pilosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson. 2005-5-6 50506 41 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. Along ridge, wash and roadside. 1444 Comment
  CAS-BOT-BC233696  Salvia leucophylla Carl B. Wolf 1928-5-11 2183 Los Angeles Ridge Route Road, 2 mi. no. of Castaic 487 Comment
  RSA446333  Salvia leucophylla G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  CAS-BOT-BC233300  Salvia mellifera P. A. Munz 1918-5-19 2268 Los Angeles Pomona Comment
  RSA434124  Salvia mellifera Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  RSA651032  Salvia mellifera Shlomo Gat 1959-5-22 51 Los Angeles San Dimas [Canyon] Comment
  SD69618  Salvia mellifera Robert F. Thorne, P. Everett 1965-5-10 34444 Los Angeles Santa Catalina Island; on south slope of Black Jack Mountain, few hundred feet below summit. 487 Comment
  UCR212833  Salvia mellifera Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1831 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  RSA608065  Sambucus caerulea var. caerulea L. C. Wheeler 1931-3-5 s.n. Los Angeles Claremont: McKenna's, N of Baseline, E of Indian Hill Blvd., off Forbes. Comment
  POM296483  Sambucus mexicana Lyman Benson 1945-5-11 11704 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  RSA477561  Sambucus mexicana H. de Forest 1929-04 s.n. Los Angeles Topanga Canon. Comment
  RSA666727  Sambucus mexicana A. C. Sanders, D. Malueg 2001-5-17 24327 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  RSA670924  Sambucus mexicana Joseph M. Keefe 2001-1-19 30937 Los Angeles North side of wood fence along the Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive)., Eagle Rock District, Los Angeles, 90041. 293 Comment
  UC1125338  Sambucus mexicana F. H. Raymond 1930-1-28 36 Los Angeles Escondido Canyon Angeles National Forest, Triunfo Pass Quadrangle (head) 487 Comment
  CAS-BOT-BC238713  Sambucus nigra subsp. caerulea Rimo Bacigalupi 1953-5-2 4049 Los Angeles Northern limits of Oak Flat Public Camp, Angeles National Forest, just off U.S. 99 853 Comment
  RSA650887  Sanguisorba minor subsp. muricata Richard A. Goodfellow 1948-3-12 s.n. Los Angeles L.A. Stockyard in [their] experimental plot.. Comment
  SBBG106888  Sanicula arguta M. L. Hoefs, R. F. Thorne 1996-4-6 2642 Los Angeles Renton Mine Rd 243 Comment
  POM3416  Sanicula bipinnata I. M. Johnston 1918-5-19 2003 Los Angeles Hills south of Pomona 366 Comment
  UCR213235  Sanicula bipinnata Dan S. Cooper 2010-4-9 20100409- 27 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Royce Canyon in Griffith Park 270 Comment
  LA329800  Sanicula crassicaulis Louis Wheeler; 1932-4-2 554 Los Angeles Santa Monica Mountains, Mandeville Canyon, head of canyon 487 Comment
  RSA719055  Sanicula crassicaulis R. G. Swinney 1998-4-13 5952 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  UCR256877  Sanicula crassicaulis R. G. Swinney 2010-6-8 13209 Los Angeles San Gabriel Mountains, 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 573 Comment
  UC883433  Satureja douglasii Ezra C. Knopf 468 Los Angeles Santa Catalina Island Comment
  RSA458889  Saxifraga californica Louis C. Wheeler 1932-3-10 468 Los Angeles Big Dalton Canyon, San Gabriel Mountains 427 Comment
  CAS-BOT-BC219077  Schinus molle Louis C. Wheeler 1933-1-28 1456 Los Angeles San Dimas Canyon, San Gabriel Mts. 388 Comment
  SBBG131441  Schismus S. A. Junak, B. Collins 1991-4-24 SCI 147 Los Angeles edge of parking lot at airfield 60 Comment
  CATA3250  Schismus arabicus Amy Catalano 2017-2-15 007 Los Angeles Santa Catalina Island: Middle Ranch, roadside between driveway to house #104 and house #103 171 Comment
  RSA177765  Schismus arabicus R. F. Thorne, P. Everett 1965-5-10 34455 Los Angeles Near Echo Lake, Santa Catalina Island 412 Comment
  RSA589343  Schismus barbatus Orlando Mistretta 1994-3-30 939 Los Angeles San Gabriel Mountains. Little Rock Creek. Slopes E of creek below Little Rock Dam. 960 Comment
  RSA711438  Schismus barbatus LeRoy Gross 2005-5-19 2298 -b 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
  RSA366072  Schoenoplectus maritimus Wm Martin 1971-8-25 s.n. Los Angeles Point Dume Comment
  UC57095  Scirpus californicus Ernest Braunton Aug 1902 659 Los Angeles Oak Knoll Comment
  IRVC28715  Scirpus microcarpus A. C. Sanders, Mark A. Elvin 2002-8-26 25586 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  RSA517159  Scirpus microcarpus Timothy S. Ross 1990-10-9 3254 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1436 Comment
  RSA654419  Scrophularia californica subsp. floribunda Matt Brooks 1988-5-1 26 Los Angeles Whittier, along the fire road at the bottom of Turnbull Canyon 0.2 miles south of its intersection with the Skyline Equestrian trail. Comment
  SD252382  Scrophularia villosa Steven A. Junak 1999-4-24 Sca 866 Los Angeles Santa Catalina Island: Below Empire Landing Road, N-facing slope. 415 Comment
  SBBG27710  Scutellaria mexicana D. Myrick 1967-6-9 1608 Los Angeles near Pearblossom 914 Comment
  SD231335  Scutellaria mexicana Sula Vanderplank, LeRoy Gross & Steve Hoskinson. 2005-5-6 50506 116A Los Angeles Transverse Ranges; San Gabriel Mountains region; N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  POM50205  Selaginella bigelovii L. R. Abrams 1898-12-18 219 Los Angeles Eaton's Canyon: San Gabriel Mountains Comment
  SBBG13145  Selaginella bigelovii E. R. Blakley 1961-9-23 4762 Los Angeles small cyn at E end of Isthmus Harbor 60 Comment
  UC1075543  Selago serrata Bonnie C. Templeton 1956-7-12 7679 Los Angeles Dr. S. Ayers garden, La Canada, California Comment
  SFV14463  Senecio flaccidus var. douglasii J. L. Reveal 1987-9-9 3883 Los Angeles Santa Susana Mountains Limekiln Canyon north of Rinaldi. 396 Comment
  UC750623  Senecio flaccidus var. douglasii Lewis S. Rose 1946-12-21 46299 a Los Angeles 3 mi ne La Canada (Angeles Crest Highway) 609 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
  CAS-BOT-BC341204  Senecio lyonii Reid Moran 1941-3-2 665 Los Angeles Point between Wilson's Harbor & Howland's, Santa Catalina Island 10 Comment
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Apr 27 2018
  OBI69239  Senecio lyonii John Knapp, Denise Knapp 2003-4-13 16 Los Angeles Catalina Island, 3688389.263nx377326.972E. 62 Comment
  RSA473038  Senecio lyonii Reid V. Moran 1941-3-2 665 Los Angeles Santa Catalina Island. Point between Wilson's Harbor & Howland's, steep slope above sea. 3 Comment
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Jun 9 2014
  SBBG43850  Senecio lyonii M. R. Benedict 1971-6-27 Los Angeles NW tip of San Clemente Island Comment
  SD86334  Senecio lyonii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3227 Los Angeles San Clemente Island,south of Eel Point 24 Comment
  UCSB43821  Senecio lyonii Morales, M. 1982-4-17 Los Angeles On Benton Mine Road, 1.2 miles south of its junction with Mount Ada Road, on Santa Catalina Island 213 Comment
  LA88554  Senecio vulgaris O. H. Kappler; 1943-3-15 364 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR150963  Setaria adhaerens Sandra L. Leatherman, Brian Daniels 1998-10-27 57 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  LA82218  Sida hederacea O. H. Kappler; 1944-6-18 sn Los Angeles West Los Angeles Comment
  UCR152879  Silene antirrhina A. C. Sanders, Helen Kennedy 2005-4-13 29420 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA584305  Silene californica Timothy S. Ross 1993-6-7 7370 Los Angeles W end of the San Gabriel Mtns: ca 500 ft. NNE of Los Pinetos Spring on mesic N slope of knoll. 614 Comment
  SBBG71626  Silene gallica M. N. Ackley -Mar-1927 76 Los Angeles Baldwin Hills 91 Comment
  UCR280775  Silene gallica R. G. Swinney 2014-5-27 16649 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
  LA94369  Silene laciniata subsp. laciniata Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC75085  Sisymbrium altissimum W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mountain. Angeles National Forest. 1645 Comment
  SD252303  Sisymbrium altissimum Steven A. Junak 2000-3-30 Sca 1143 Los Angeles Santa Catalina Island: Campground at Little Harbor. 6 Comment
  OBI77662  Sisymbrium irio Steve Boyd, Lauren Raz 1997-3-31 9434 Los Angeles Liebre Mts Region: Knapp Ranch area at upper end of Castaic crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn, flats and slopes just NE of ranch compound. T7N R17W NE 1/4 NE 1/4 sec 22 1158 Comment
  RSA0092857  Sisymbrium officinale Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 SCa- 445 Los Angeles Santa Catalina Island: Just inland from beach at White's Landing. 3 Comment
  SBBG35788  Sisymbrium orientale S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 538 Los Angeles just E of Haypress Reservoir on S side of main rd 402 Comment
  UCD115611  Sisymbrium orientale Daryl Koutnik; Vickie Dawes 1978-5-12 482 Los Angeles Arroyo Sequit along Mulholland Highway. 548 Comment
  RSA746853  Sisymbrium orientale Orlando Mistretta 1992-5-21 383 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  SBBG11565  Sisyrinchium bellum E. R. Blakley 1959-4-5 2733 Los Angeles beach cliff on W side of Point Dume 15 Comment
  RSA628895  Sisyrinchium bellum Louis C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  UCD138827  Sisyrinchium bellum Marc Meyer 1993-4-25 26 Los Angeles Santa Susana Mountains, Moonshine Canyon Park, Porter Ranch, 2 miles north of Tampa offramp of 118 Fwy. 400 Comment
  SEINET10898365  Solandra guttata Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4843 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UCR126357  Solanum americanum A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27133 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  LA200862  Solanum douglasii Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4681 Los Angeles Santa Monica Mountains, Latigo Canyon, unspecific location Comment
  UCR117125  Solanum douglasii A. C. Sanders, D. Malueg 2001-5-17 24340 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR258595  Solanum douglasii R. G. Swinney 2010-8-26 13608 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
  RSA0022222  Solanum douglasii M. A. Stevens 1967-4-28 957 Los Angeles 2020 Bueno Aires, Covina. Comment
  RSA483716  Solanum douglasii Richard Noyes, L. Arnseth 1988-4-30 509 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 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
  RSA651323  Solanum douglasii Peter J. Estournes 1981-5-14 26 Los Angeles 60 freeway west; east bound 2 miles east of 605 freeway. Comment
  RSA188516  Solanum umbelliferum Robert F. Thorne, John Olmsted 1965-8-26 35383 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  UC1594357  Solanum umbelliferum Tim Ross, Mathew Bell 1992-3-22 6049 Los Angeles w side of Yerba Buena Road, 360 m nnw of intersection with Mulholland Highway Yerba Buena Road; Santa Monica Mountains, Yerba Buena Road 487 Comment
  UC884965  Solanum umbelliferum I. W. Clokey 1931-3-11 5348 Los Angeles San Gabriel Canyon 900 Comment
  UCR270946  Solanum umbelliferum R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14327 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  POM96341  Solanum umbelliferum Philip A. Munz 1926-4-4 9995 Los Angeles Bouquet Canyon. 976 Comment
  RSA0016900  Solanum umbelliferum F. L. Robinson 1921-3-20 13 Los Angeles Claremont. Comment
  LA104412  Solanum wallacei Robert F. Thorne; 1965-5-25 41570 Los Angeles Santa Catalina island, Middle Ranch Canyon, above road cut, ca 1 mi beyond Eagle Nest lodge Comment
  LA26152  Solanum xanti Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  NY820418  Solanum xanti M. H. Kinsey 1935-3-13 s.n. Los Angeles Bel Air Estates, Santa Monica Mts., W. Los Angeles Comment
  SEINET7262095 Image available Solanum xanti var. glabrescens B. C. Templeton, I. W. Clokey 1930-4-8 1045 Los Angeles San Francisquito Canyon; San Gabriel Mountains Comment
  RSA127808  Solidago californica P. H. Raven, Henry J. Thompson 1959-9-27 14552 Los Angeles Latigo Canyon, 1.1 miles north of Coast Highway 213 Comment
  UCR223666  Solidago californica R. G. Swinney 2009-6-12 11134 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCR88676  Solidago californica Scott D. White, Chet McGaugh 1995-5-9 3019 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
  CAS-BOT-BC365312  Solidago confinis Timothy S. Ross; Steve Boyd 1994-9-20 8270 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  SBBG63001  Solidago confinis R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UC63367  Solidago confinis Ernest Braunton Aug 1902 658 Los Angeles Oak Knoll Comment
  SFV18460  Solidago velutina subsp. californica C. Ferguson s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Placerita Canyon Park. Streamside. Comment
  RSA0069714  Solidago velutina subsp. californica Jenny L. McCune 2005-8-30 4 Los Angeles Catalina Island, just north of Middle Ranch Road, west of white bridge that is just west of junction with Herman's Trail, opposite pine grove. 250 Comment
  RSA4781  Sonchus oleraceus James Snow s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  RSA591062  Sonchus oleraceus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10927 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA482509  Sonchus oleraceus Richard Noyes, Laurel Arnseth 1988-4-30 494 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA533901  Sonchus oleraceus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5151 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924'BM at the E end of old airfield landing strip. 250 Comment
  RSA649603  Spartium junceum Lori Ackerman, Gerald Braden 1988-4-22 9 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  LA33481  Spergula arvensis Peter H. Raven; 1959-4-4 13969 Los Angeles Santa Monica Mountains, Pt. Dume, just behind point 15 Comment
  LA82245  Spergula arvensis O. H. Kappler; 1944-4-2 564 Los Angeles 60 Comment
  UC917789  Spergula arvensis subsp. arvensis Frank W. Gould 1944-4-15 2289 Los Angeles n.w. Los Angeles Airport (Sepulveda Blvd.) Comment
  RSA0098747  Spergularia macrotheca var. macrotheca Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 318 Los Angeles San Clemente Island. North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces and slope between terraces along N shore within 100m of ocean. 9 Comment
  RSA0106886  Spergularia villosa Steven A. Junak, Mark L. Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 644 Los Angeles Santa Catalina Island. S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak. 252 Comment
  SEINET10927707  Sporobolus wrightii Adolph D. E. Elmer Elmer 3623 Los Angeles Lancaster. Comment
  CHSC35386  Stachys ajugoides var. rigida Richard S. Hood 1970-4-16 300 Los Angeles In Pasadena at Arroyo Seco Park on fire road 1/4 mi. so. of Pasadena Fwy. opposite Ave. 57. 182 Comment
  RSA160550  Stachys albens J. D. Olmsted 1959-6-26 696 Los Angeles Springy ground at mouth of Vincent Gulch along Prairie Fk. of E. Fk. of San Gabriel R. 1524 Comment
  UC1124948  Stachys albens Jerome S. Horton 1935-7-18 214 Los Angeles Dalton Canyon below Dam Pomona Quadrangle Comment
  UC519972  Stachys albens Louis C. Wheeler 1932-7-2 891 Los Angeles San Dimas Canyon San Gabriel Mts. 457 Comment
  RSA446638  Stachys bullata T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  SD12589  Stachys bullata Edith A. Purer 1935-5-11 6547 Los Angeles Hillside, Malibou Road. Comment
  RSA670638  Stanleya pinnata var. pinnata B. C. Templeton, H. J. Andrews 1938-6-22 1702 Los Angeles Shoemaker Wash, Shoemaker Canyon, near Valyermo. Comment
  SBBG91209  Stebbinsoseris heterocarpa M. R. Benedict 1971-6-26 Los Angeles near Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  RSA0113211  Stebbinsoseris heterocarpa Steven A. Junak 2000-5-19 SCa- 1325 Los Angeles Santa Catalina Island. On 1st ridge W of Twin Rocks, above Goat Harbor Beach, at end of road. 290 Comment
  SD66831  Stebbinsoseris heterocarpa R. Mitchel Beauchamp 1967-3-17 239 Los Angeles San Clemente Island; Slopw east of Wilson Cove. Comment
  POM187471  Stellaria graminea L. C. Wheeler 1933-6-21 1873 Los Angeles San Gabriel Mts [?] 107 Comment
  RSA670205  Stellaria media Joseph M. Keefe 2001-3-16 31122 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  UCR136828  Stellaria media John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA533493  Stellaria media Timothy S. Ross 1991-3-9 4186 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA503394  Stephanomeria blairii P. H. Raven 1962-5-10 11717 Los Angeles South side of canyon just north of Thirst, San Clemente Island. 198 Comment
  UC1964692  Stephanomeria blairii Wayne Roderick and T. Niehaus 1965-4-2 390 Los Angeles San Clemente Island, Lemon Tank Canyon. Comment
  RSA474169  Stephanomeria cichoriacea Geo. C. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson Trail. 762 Comment
  CAS-BOT-BC375192  Stephanomeria diegensis Peter H. Raven 1957-9-21 11339 Los Angeles Hill at n.w. of U.C.L.A. campus, Los Angeles Comment
  CAS-BOT-BC375473  Stephanomeria exigua subsp. exigua Le Roy Abrams; E. A. McGregor 1908-6-20 414 Los Angeles Elizabeth Lake, Liebre Mountains 1219 Comment
  UCR126599  Stephanomeria virgata A. C. Sanders, Mark Elvin 2003-8-7 27153 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  SEINET7881040 Image available Stephanomeria virgata F. R. Fosberg 1931-1 S 5393 Los Angeles Santa Catalina Island Comment
  RSA668082  Stillingia linearifolia Michael C. Long, Ian Swift 2001-9-16 MCL- 775 Los Angeles Antelope Valley, south end of Alpine Butte Wildlife Sanctuary, dry wash 0.25 mi W of Longview Rd. (dirt). 814 Comment
  CATA1148  Stipa miliacea var. miliacea Mark L. Hoefs 1995-5-23 2139 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  UC1928653  Stipa pulchra Steve Boyd 2004-4-15 10901 Los Angeles Transverse Ranges; Liebre Mountains region; Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14. Comment
  RSA232268  Streptanthella longirostris James Henrickson 1971-4-25 5528 Los Angeles 17 miles E of Palmdale in Mojave Desert just S of Lovejoy Buttes 884 Comment
  RSA191639  Stuckenia pectinata Robert F. Thorne, M. Z. Thorne 1966-8-29 36603 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  RSA383486  Stuckenia pectinata Marie Lade 1932-10-7 16764 Los Angeles Summersed at edge of reservoir Chatsworthy Reservoir, Los Angeles County Comment
  RSA533945  Stylocline gnaphaloides Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5194 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  RSA92504  Stylocline gnaphaloides F. W. Peirson 1921-5-20 2789 Los Angeles Little Rock Creek, north base of San Gabriel Mountains. 1098 Comment
  RSA584351  Stylomecon heterophylla Tim S. Ross, Steve Boyd 1994-5-24 7870 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  CAS-BOT-BC422970  Stylomecon heterophylla Geo. B. Grant Apr. 7 s.n. Los Angeles Laurel Canon [Canyon] Comment
  POM9834  Stylomecon heterophylla P. A. Munz, R. D. Harwood 1920-3-13 3293 Los Angeles Puddingstone Canyon, San Dimas 305 Comment
  RSA390061  Styrax redivivus Theodore Payne 1904-05 2980 Los Angeles Glendale Hills Comment
  SD112047  Symphoricarpos mollis Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; middle of Middle Ranch Canyon. Comment
  UC28654  Symphoricarpos mollis J. H. Barber 1897-3-21 74 Los Angeles Sepulveda Canyon; Sierra de Santa Monica Comment
  UC63981  Symphoricarpos rotundifolius var. parishii Geo. R. Hall Sep 1904 Los Angeles Swartout Canyon; San Antonio Mts. Comment
  CAS-BOT-BC376623  Syntrichopappus fremontii David D. Keck; Palmer Stockwell 1935-5-16 3309 Los Angeles 1.5 mi. s. of Palmdale Comment