Search Results — 2000 specimen records retrieved (1599 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CATA2378  Abronia maritima F. H. Elmore 1939-2-18 381 Los Angeles San Clemente Island 0 Comment
  SD112031  Abronia maritima Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  UC56245  Abronia maritima Ernest Braunton 1902-5-25 259 Los Angeles Redondo Comment
  UC851627  Abronia maritima F. R. Fosberg 1931-5-16 s 4881 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  RSA680173  Abronia pogonantha Scott D. White 2003-6-8 9509 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  UCR281171  Abronia pogonantha R. G. Swinney 2014-4-23 16184 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  RSA0073252  Abronia pogonantha Bonnie C. Templeton 1931-5-17 1201 Los Angeles Near Lancaster, Mohave Desert. Comment
  UCR272715  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles Channel Islands, San Clemente Island, China Point 30 Comment
  SEINET10487474  Acacia decurrens David B. Dunn 1946-1 Dunn 1995 Los Angeles Cultivated and weedy plants in the yard at 4911 Pasadena Ave. Terrace, Los Angeles. Comment
  OBI70869  Acer macrophyllum Steve Boyd 1997-5-20 9800 Los Angeles Liebre Mts region: Northern flank of Sawmill Mtn, upper Heryford Cyn drainage, just NE of Sawmill Summit at the jctn of forest Service roads 7N23 and 7N08 1585 Comment
  UCR259153  Acer macrophyllum R. G. Swinney 2010-8-30 13622 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
  UCR761  Acer macrophyllum Shirley Ward 1957-4-21 s.n. Los Angeles San Gabriel Mtns., Monrovia Canyon, 1/4 mile from waterfalls 673 Comment
  SBBG65813  Achillea millefolium R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  SD247304  Achillea millefolium R. G. Swinney 2008-7-24 9343 Los Angeles San Gabriel Mountains: Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  RSA256321  Achnatherum speciosum J. R. Reeder, Charlotte G. Reeder 1973-6-2 6231 Los Angeles Angeles National Forest: ca. 5 miles SE of Valyermo, 1 mile N of Paradise Springs 1524 Comment
  RSA730248  Achnatherum speciosum R. G. Swinney 1999-6-5 7268 Los Angeles San Gabriel Mtns.: western end of ridge extending from Big John Peak, above Big John Flat 1768 Comment
  RSA92266  Achyrachaena mollis F. W. Peirson 1921-4-10 1363 Los Angeles South base of San Gabriel Mtns. San Dimas Canyon. 426 Comment
  CAS-BOT-BC204756  Acmispon argophyllus var. argenteus M. B. Dunkle 1939-4-4 7252 Los Angeles China Point, Pyramid Cove, San Clemente Island Comment
  SD69605  Acmispon dendroideus var. dendroideus Robert F. Thorne, P. Everett 1965-5-10 34426 Los Angeles Santa Catalina Island, rocky bluff along Summit Road near Hogsback 91 Comment
  LA52401  Acmispon glaber var. glaber W. O. Griesel; 1936-4-19 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon Comment
  LA52429  Acmispon glaber var. glaber Leo Boyd; 1953-3-21 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  LA52419  Acmispon maritimus var. maritimus C. L. Hogue; 1954-3-30 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  SBBG87688  Acmispon maritimus var. maritimus S. Boyd, T. Elias 1987-4-14 2066 Los Angeles ridge between Pine Mtn and Silver Mtn S of Rincon-Red Box Rd, N of Glendora Comment
  CATA669  Acmispon micranthus Mark L. Hoefs 1991-4-23 1158 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  LA88580  Acourtia microcephala O. H. Kappler; 1940-7-1 75 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  CAS-BOT-BC133180  Adenostoma fasciculatum Timothy S. Ross; Victor W Steinmann 1995-5-8 8572 Los Angeles Slopes between Leona Valley and Lost Valley, Liebre Mountains 1182 Comment
  LA93443  Adenostoma fasciculatum Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4539 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  RSA0080975  Adenostoma fasciculatum R. G. Swinney 2010-4-28 12413 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UC859041  Adenostoma fasciculatum Ira W. Clokey, B. Templeton Mar. 1929 4500 Los Angeles Santa Monica Mts., Mandeville Canyon 350 Comment
  UCD112622  Adenostoma fasciculatum Antonio F. Machado; Lisa Seemann 1993-4-28 3 Los Angeles Santa Clarita Valley, E of San Francisquito Road, 0.4 mile S of where road is intersected by aqueduct piping. 1000 Comment
  UCD112636  Adenostoma fasciculatum T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  POM155756  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1928-4-22 1888 Los Angeles Santa Catalina Island; Buttonshell Beach. 23 Comment
  RSA390563  Adenostoma fasciculatum var. fasciculatum Bonnie C. Templeton 1960-5-14 8446 Los Angeles Mint Canyon near Solemint. Comment
Read comments
Jul 14 2011
  RSA660803  Adenostoma fasciculatum var. fasciculatum Gerald Braden 1988-5-22 31 Los Angeles Strawberry Peak. Comment
  RSA0065475  Adiantum jordanii William Gilbert 1968-3-20 s.n. Los Angeles Glendora. Comment
  RSA0080739  Ageratina adenophora R. G. Swinney 2010-4-23 12368 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  SDSU6840  Ageratina adenophora Gerald Collier 1951-5-5 8816 Los Angeles Santa Anita Canyon, San Gabriel Mtns. 2 miles up-canyon from bottom of Chantry FlatsTrail - near stream. Comment
  UCR259371  Ageratina adenophora R. G. Swinney 2010-8-26 13590 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
  UCR273543  Agoseris retrorsa R. G. Swinney 2011-6-22 15262 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA226050  Agrostis exarata R. F. Thorne, C. W. Tilforth 1971-6-29 40692 Los Angeles San Gabriel Mountains, Angles National Forest: ca. 2.2 miles down Aliso Canyon from junction with Angeles Forest Road. 1037 Comment
  POM602920  Agrostis pallens L. C. Wheeler 1936-6-8 4130 Los Angeles Bell-W Fork San Dimas Canyon divide, San Gabriel Mountains. 884 Comment
  SBBG131613  Agrostis pallens S. A. Junak 1999-5-21 SCa 999 Los Angeles Goat Harbor, near W end of beach, N-facing coastal bluffs 6 Comment
  RSA755583  Agrostis stolonifera R. G. Swinney 2008-10-16 9585 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 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
  UC194801  Allium burlewii A. Davidson, M. D. July 1916 3164 Los Angeles Mt. San Antonio Comment
  RSA70211  Allium campanulatum F. W. Peirson 1922-7-5 3192 Los Angeles Mescal Creek. 2027 Comment
  POM1639  Allium haematochiton Philip A. Munz 1918-4-11 2049 Los Angeles Lone Hill near Glendora. Comment
  RSA367097  Allium haematochiton Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills N, between Vermont and Western Ave- Los Angeles Comment
  UC635211  Allium lacunosum Margaret Stason 1927-5-14 Los Angeles Pinyon Ridge San Gabriel Mts., Pinyon Ridge Comment
  POM1646  Allium monticola I. M. Johnston 1918-6-16 2031 Los Angeles Ice Canyon 2134 Comment
  SBBG50402  Allium praecox R. M. Beauchamp, M. Douglas 1972-3-24 3243 Los Angeles San Clemente Island 60 Comment
  UCSB753  Allium praecox H., J. 1943-4-3 Los Angeles San Dimas Exp. Forest; Way Hill, Gladstone Ave. Comment
  RSA0083127  Allophyllum divaricatum R. G. Swinney 2010-6-4 13056 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR49208  Allophyllum divaricatum Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook [34 deg. 06' 07'N, 118 deg. 41' 37'W) and Yerba Buena Rd.; at Yerba Buena Road Comment
  UCSB33297  Allophyllum divaricatum Griesel, Wesley 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco San Gabriel Mts. 914 Comment
  RSA595876  Allophyllum gilioides subsp. gilioides T. S. Ross, Victor W. Steinmann 1995-5-8 8540 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  SEINET2444447  Allophyllum glutinosum Tim Ross, Peter Fritsch 1990-6-20 3666 Los Angeles San Gabriel Mountains. Rincon-Red Box Rd. (2N24); ridgetop between W Fk San Gabriel River and Roberts Canyon. 1256 Comment
  RSA584955  Allophyllum glutinosum T. S. Ross, S. D. Boyd 1990-6-1 2766 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA634  Allophyllum glutinosum J. T. Howell 1928-6-29 1011 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  RSA0081626  Alnus rhombifolia R. G. Swinney 2010-8-30 13634 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
  CDA3252  Alternanthera philoxeroides T. C. Fuller 1965-9-23 14171 Los Angeles 0.2 mile north of flood gates of Whittier Narrows Dam, west of Rosemead Blvd., south of San Gabriel Blvd., east bank of the Rio Hondo, just east of Montebello. 0 Comment
  RSA187702  Amaranthus albus R. F. Thorne 1966-9-14 36646 Los Angeles Santa Catalina Island: sandy, disturbed area behind Ben Weston Beach 3 Comment
  UCR220067  Amaranthus albus R. G. Swinney, Jane Strong 2009-4-21 10427 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
  RSA0091662  Amaranthus californicus Bonnie 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
  PASA1268  Amaranthus graecizans Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA611546  Amaranthus retroflexus L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: San Gabriel Canyon at Water Canyon, along west side of Morris Reservoir. 381 Comment
  RSA92192  Amblyopappus pusillus F. W. Peirson 1907-7-1 1393 Los Angeles Catalina Island. Comment
  OBI49598  Ambrosia acanthicarpa David J. Keil 1986-9-27 19741 -2 Los Angeles NW Los Angeles Cnty. along I-5, just S of Hungry Valley rd exit. Roadside pullout 914 Comment
  UC557655  Ambrosia chamissonis Nell Murbarger 1936-4-1 162 Los Angeles San Clemente Island Comment
  UC53916  Ambrosia chamissonis Ernest Braunton 1902-5-1 311 Los Angeles Redondo Comment
  RSA416990  Ambrosia psilostachya Anstruther Davidson 1899-7-23 s.n. Los Angeles Brooks (flul?) near Santa Monica. Comment
  JEPS39440  Ambrosia salsola var. salsola F. W. Peirson 1921-5-19 1316 Los Angeles Little Rock Cr. San Gabriel Mts., Little Rock Cr. 944 Comment
  UC1127758  Amelanchier utahensis W. T. Murphy Apr 1928 Los Angeles n of Mount Emma; Tujunga Quad. 1219 Comment
  RSA415283  Amorpha californica Louis Greata 1900-9-23 s.n. Los Angeles Damp sways, Eagle Rock Canyon. Comment
  RSA573451  Amorpha californica var. californica T. S. Ross 1992-6-15 6561 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 284 Comment
  UCR125413  Amsinckia intermedia A. C. Sanders, Mark Elvin 2003-3-5 25735 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  UCR183986  Amsinckia intermedia A. C. Sanders 2007-4-19 33437 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA0079966  Amsinckia intermedia T. S. Elias, Orlando Mistretta 1988-2-10 10668 Los Angeles San Clemente Island: Dead Man s Curve adjacent to Eagle Canyon; east side of island. Comment
  LA40181  Amsinckia menziesii var. menziesii Carl Epling; March 1925 6446 Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA517998  Amsinckia tessellata Steve Boyd, Orlando Mistretta 1986-3-31 1523 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR102533  Amsinckia tessellata George K. Helmkamp 1997-3-6 1349 A Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  UCR221906  Amsinckia tessellata R. G. Swinney 2009-4-28 10521 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR276818  Amsinckia tessellata R. G. Swinney 2010-5-21 12883 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
  RSA187753  Anagallis arvensis Robert F. Thorne 1966-4-6 35890 Los Angeles Santa Catalina Island. Above Moonstone Cove. 15 Comment
  RSA570193  Ancistrocarphus filagineus Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 5029 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  CAS-BOT-BC400314  Anemopsis californica C. M. Hoak No date on label 3921 Los Angeles Santa Monica Canon [Canyon] Comment
  SBBG7561  Anisocoma acaulis H. and M. Dearing 1930-4-15 2377 Los Angeles S of Palmdale Comment
  RSA12418  Anthemis cotula C. B. Wolf 1934-4-11 5630 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA416827  Anthemis cotula F. R. Fosberg 1930-6-23 S- 2962 Los Angeles Del Rey 2 Comment
  POM6272  Antirrhinum coulterianum A. Lucille Reed 1908-5-2 5 Los Angeles Claremont. 100 Comment
  JEPS4878  Antirrhinum coulterianum Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4206 Los Angeles 0.9 mi above confluence of Pacoima Creek main fork with north fork (along Forest Service road in n fork of Pacoima Creek canyon, Angeles National Forest); Angeles National Forest 1158 Comment
  SFV3321  Antirrhinum coulterianum M. L. Vincent 1962-6-18 261 Los Angeles Santa Monica Mountains Piuma Road, 0.25 miles east of Malibu Canyon Road. Comment
  RSA0116689  Antirrhinum kelloggii R. G. Swinney 2010-5-25 12926 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SFV15544  Antirrhinum kelloggii R. K. Stachelek 1992-4-14 11 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along fire road near top of hill. 520 Comment
  RSA607559  Antirrhinum multiflorum Louis C. Wheeler 1932-5-27 767 Los Angeles Thompson Creek Dam near Claremont 488 Comment
  UCR127240  Antirrhinum multiflorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2927 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA712213  Antirrhinum multiflorum Andrea Warniment, J. Pareti 2005-6-13 ADW- 7 Los Angeles Victoria Debris Basin. 415 Comment
  JEPS17609  Antirrhinum nuttallianum subsp. subsessile Rimo Bacigalupi with J. R. Sweeney 1957-5-12 5873 Los Angeles 0.5 mi above mouth of Las Flores Canyon (at the ocean front (U.S. Highway 101 Alt), lower reaches of Las Flores Canyon); Santa Monica Mountains 30 Comment
  LA99387  Apiastrum angustifolium Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  SEINET11080161  Apiastrum angustifolium G. B. Grant 1901-1 52 Los Angeles Pasadena. Comment
  RSA594472  Apium graveolens Steve Boyd, Lauren Raz 1996-9-24 8937 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
  POM156719  Apocynum cannabinum L. R. Abrams 1902-7-12 2709 Los Angeles Coldwater Canyon, San Antonio Mountains Comment
  UCR130593  Apocynum cannabinum R. E. Riefner Jr. 2000-8-29 00- 754 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
  RSA610978  Aquilegia formosa Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  UCR256560  Aquilegia formosa Anuja Parikh, Nathan Gale 2011-7-15 3561 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.5 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  UCR259661  Aquilegia formosa R. G. Swinney 2010-9-7 13720 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
Read comments
Oct 27 2020
  RSA0125923  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road., The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. 366 Comment
  RSA0126236  Arabis glabra var. glabra Donald R. Bissing 1973-6-2 150 Los Angeles Evey Canyon, 0.5 mile from canyon mouth 744 Comment
  RSA0128608  Arabis repanda var. repanda R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42228 Los Angeles San Gabriel Mtns, Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station. 2134 Comment
  HSC87293  Arabis sparsiflora var. californica Steve Boyd, T. S. Elias 1987-4-14 2051 Los Angeles San Gabriel Mtns., Rincon - Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  SBBG36926  Arceuthobium campylopodum H. E. Hasse 1893-8-25 Los Angeles Acton Comment
  OBI54994  Arceuthobium campylopodum David J. Keil 1980-4-17 13807 Los Angeles Jctn Pine Cyn Rd and Three Points Rd Comment
  UC1871031  Arctostaphylos glandulosa T. S. Ross, W. Appleby 1993-5-19 7169 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 SE/4 sect 9; ca 3120 ft elevation. 951 Comment
  UCR213773  Arctostaphylos glandulosa Scott D. White, Justin M. Wood 2009-5-6 12684 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  RSA0048553  Arctostaphylos glandulosa Paul Gripp s.n. Los Angeles Topanga Canyon. 365 Comment
  RSA626677  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22076 Los Angeles Crystal Lake Recreation Area. San Gabriel Mtns. 1770 Comment
  RSA626719  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1993-11-15 25164 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  RSA626735  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1978-9-4 7228 Los Angeles Mt. Gleason (Arc to study site). 2000 Comment
  RSA609593  Arctostaphylos glandulosa subsp. gabrielensis L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  CAS-BOT-BC23248  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1902-7-1 2628 Los Angeles Mt. Wilson, San Gabriel Mts. Comment
  UCR47310  Arctostaphylos glandulosa subsp. glandulosa David Charlton 1987-1-31 633 Los Angeles Western Transverse Range; Santa Monica Mtns., Saddle Peak 610 Comment
  POM367278  Arctostaphylos glandulosa subsp. mollis Geo L. Moxley 1919-9-1 713 Los Angeles Ridge 1/2 mile north of Mt. Hollywood, Griffith Park. Comment
  RSA182015  Arctostaphylos glandulosa subsp. mollis F. W. Peirson 1918-5-19 142 Los Angeles Echo Mountain;, 2 mi. n of Altadena 1037 Comment
  RSA587284  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-5-17 2561 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA626768  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-8-20 20485 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  CAS-BOT-BC39340  Arctostaphylos glauca John H. Thomas 1957-3-7 6492 Los Angeles South slope of San Gabriel Mts., near State Highway #2, Angeles Crest Highway, about 3.5 miles north of La Canada. 914 Comment
  RSA631416  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15632 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631520  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15655 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631700  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15844 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA634340  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22085 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634815  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20229 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634839  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20460 Los Angeles S of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1700 Comment
  RSA635077  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20330 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA639163  Arctostaphylos patula Valerie L. Soza, LeRoy Gross 1999-9-14 645 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  RSA718114  Arenaria macradenia var. arcuifolia R. G. Swinney 1997-6-13 5573 Los Angeles South of Pinon Hills, c. 0.5 mi NE of Talbe Mountain, summit of ridge just west of San Bernardino Co. line. 2073 Comment
  UC1076490  Arenaria macradenia var. macradenia Herbert L. Mason 1926-4-26 2977 Los Angeles Summit of Mint Canyon Comment
  CAS-BOT-BC90158  Artemisia californica Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4420 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point Comment
  CAS-BOT-BC90338  Artemisia douglasiana A. J. McClatchie 1892-9-7 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  LA32096  Artemisia dracunculus Peter H. Raven; Henry J. Thompson 1959-9-27 14512 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  SBBG62518  Artemisia ludoviciana R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  SBBG109041  Artemisia nesiotica S. A. Junak 1996-5-31 SCl 557 Los Angeles N side of Eel Cove Cyn 76 Comment
  RSA93757  Artemisia spinescens F. W. Peirson 1927-5-7 7262 Los Angeles 3 miles east of Lancaster. Comment
  SBBG12204  Arthrocnemum subterminale P. H. Raven 1962-7-12 Los Angeles just W of North Head 6 Comment
  RSA70338  Asclepias californica F. W. Peirson 1923-5-26 3541 Los Angeles Rock Creek Divide 2011 Comment
  UC284821  Asclepias californica P. A. Munz 1923-5-26 6852 Los Angeles Vincent Gulch San Gabriel Mts. 2011 Comment
  POM155623  Asclepias curassavica M. L. Bryan 1928-7-28 17 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  RSA547451  Asparagus officinalis Timothy S. Ross 1992-5-17 6382 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; N end of the Heaton Flat area; 21 NNE, 870m distant from East Fork Station; homestead ruins. 634 Comment
  LA202279  Asphodelus fistulosus Arthur C. Gibson; 2005-3-29 5025 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, along drive into Reagan Ranch. Comment
  CAS-BOT-BC65785  Aspidotis californica Grant 1901-3-17 3503 Los Angeles Eagle Rock Canyon Comment
  CAS-BOT-BC68856  Aspidotis californica Jon Nickoloff 1973-3-1 730301 -8 Los Angeles San Gabriel Mts. - 25' E. of Mt. Wilson Trail 609 Comment
  UCR116523  Astragalus brauntonii Robert Noll 2000-6-13 s.n. Los Angeles Western Transverse Range, Chatsworth, West Hills subdivision, off Valley Circle Blvd. near Roscoe Blvd., c. 0.5 mi up Dayton Canyon from Valley Circle 305 Comment
  SEINET1004370  Astragalus didymocarpus A. C. Sanders, Mark Elvin, et al. 2003-1 25970 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  CAS-BOT-BC182295  Astragalus didymocarpus var. didymocarpus Blanche Trask 1903-6-1 206 Los Angeles San Clemente Island Comment
  LA210439  Astragalus douglasii T. R. Huggins; 2013-7-29 13- 243 Los Angeles SAN BERNARDINO MOUNTAINS, Angeles National Forest, Big Pines Hwy, ca. 0.7 mi W of the junction with the Angeles Crest Hwy (Hwy 2). 1915.0 Comment
  UCR192524  Astragalus douglasii A. C. Sanders 2008-4-10 34784 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
  RSA604612  Astragalus douglasii var. douglasii L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Table Mountain Campground. 2195 Comment
  UC862686  Astragalus douglasii var. douglasii C. B. Wolf 1933-6-25 5001 Los Angeles Ridge Route Rd. near Gorman's at junction with rd to Hungry Valley (Liebre Mts.); , near Gormans 1036 Comment
  RSA112060  Astragalus lentiginosus H. D. Ripley, R. C. Barneby 1944-5-16 5859 Los Angeles North of Lancaster. 716 Comment
  SD86328  Astragalus miguelensis R. Mitchel Beauchamp, M. Douglas 1972-3-24 3206 Los Angeles San Clemente Island, in sand dunes north of airstrip at Isthmus 24 Comment
  RSA151210B  Astragalus nevinii Peter H. Raven 1962-7-11 18007 Los Angeles 1 mile south of Wilson Cove, San Clemente Island Comment
  POM1740  Astragalus pomonensis I. M. Johnston 1918-4-21 1852 Los Angeles Deer Canon Wash near Etiwanda. 396 Comment
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Feb 20 2017
  CAS-BOT-BC194033  Astragalus trichopodus var. lonchus Ernest Braunton 1903-3-1 874 Los Angeles Playa del Rey Comment
  SBBG22648  Astragalus trichopodus var. lonchus S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 639 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 256 Comment
  RSA415727  Astragalus trichopodus var. lonchus C. B. Liter 1928-4-3 s.n Los Angeles Catalina Island. Comment
  RSA0070330  Astragalus trichopodus var. phoxus R. G. Swinney 2010-5-7 12601 Los Angeles San Gabriel Mountains: Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of BP and L Rd and Jimenez St./Dominica Ave. 378 Comment
  RSA624073  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-18 9655 Los Angeles Divide between Reynier and Placerita Canyon. 609 Comment
  SEINET1004484  Astragalus trichopodus var. phoxus A. C. Sanders 2005-1 29875 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, northeast rim Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  CAS-BOT-BC200839  Astragalus trichopodus var. trichopodus Carl B. Wolf 1932-5-9 3433 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  RSA751514  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 1 -38 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  UCR188674  Atriplex amnicola Tim Searl 2007-10-15 151007- 03 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
  SEINET3929862  Atriplex amnicola Howard C. Stutz 1991-2-7 95446 Los Angeles Malibu Beach.; 0 Comment
  RSA411857  Atriplex argentea F. R. Fosberg 1931-7-15 S- 5422 Los Angeles Isthmus, Santa Catalina Island. 1 Comment
  UC557718  Atriplex argentea var. mohavensis Nell Murbarger May, 1936 222 Los Angeles extreme northern end San Clemente Island (on sand dunes); extreme northern end San Clemente Island Comment
  POM246578  Atriplex californica F. R. Fosberg 1931-4-29 S- 4710 Los Angeles Mouth [of] Cottonwood Canyon, Santa Catalina Island. 5 Comment
  UC1605521  Atriplex californica F. R. Fosberg and E. C. Evans III 1973-11-15 55239 Los Angeles in bottom of ravine on grave soil along S.W. coast (Eel Point, San Clemente Island); San Clemente Island, Eel Point Comment
  CHSC92812  Atriplex canescens subsp. canescens John Dittes 2006-1-3 1312 Los Angeles Transverse Ranges; San Gabriel Mtns.; Upper Big Tujunga Cyn; ca. 5.6 air-miles S of Mill Creek Summit, 4.7 airmiles N of San Gabriel Peak, 3.4 airmiles W of Vetter Mtn, 0.3air-mile NE of confluence of Upper Big Tujunga Creek and Lynx Gulch; S side of Upper Big Tujunga Cyn Road. 1016 Comment
  RSA739718  Atriplex canescens subsp. canescens John Dittes 2006-1-3 1312 Los Angeles Upper Big Tujunga Canyon, 5.6 air miles S of Mill Creek Summit 4.7 airmiles N of San Gabriel Peak, 3.4 air miles W of Vetter Mtn, 0.3 air mile NE of confluence of Upper Big Tujunga Creek and Lynx Gulch, S side of Upper Big Tujunga Canyon Road 1017 Comment
  UC221402  Atriplex confertifolia H. M. Hall 1922-12-6 11842 Los Angeles Oban to Lancaster (Antelope Valley); , Oban to Lancaster Comment
  CAS-BOT-BC170107  Atriplex lentiformis L. R. Abrams 1901-8-21 2189 Los Angeles Santa Monica Comment
  RSA727641  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007 -1 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
  RSA478283  Atriplex lentiformis subsp. breweri Anstruther Davidson 3289 Los Angeles E. Los Angeles. Comment
  SD90538  Atriplex lentiformis subsp. breweri Robert F. Thorne 1973-4-12 42936 Los Angeles San Clemente Island, Pyramid Cove at south end of island; small point between Triton and Thresher. Comment
  CAS-BOT-BC180944  Atriplex nummularia Carl B. Wolf 1931-12-30 2633 Los Angeles Playa del Rey 30 Comment
  UC527387  Atriplex nummularia Carl B. Wolf 1931-12-30 2633 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  UCR47944  Atriplex nummularia D. L. Koutnik 1978-3-30 s.n. Los Angeles Dockweiler Beach south of Ballona Creek 15 Comment
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May 28 2014
  SBBG20507  Atriplex pacifica E. R. Blakley 1963-12-7 6357 Los Angeles E end of Pyramid Cove 7 Comment
  SBBG31224  Atriplex pacifica R. F. Thorne with P. C. Everett 1965-6-24 35035 Los Angeles near small pond impounded by dam in lower Cottonwood Cyn 45 Comment
  UCSB1654  Atriplex polycarpa Wedberg, H. 1958-4-13 Los Angeles Eight miles north of Pearblossom Comment
  UCR100432  Atriplex prostrata Scott D. White 1997-11-5 6013 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  CATA1965  Atriplex semibaccata F. R. Fosberg 1931-3-26 4396 Los Angeles Santa Catalina Island: Hillside above St. Catherine Hotel 10 Comment
  SEINET4136263  Atriplex semibaccata Steve Boyd, L. Raz 1996-10-8 9021 Los Angeles Liebre Mountains region, rugged hills at eastern edge of Bouquet Canyon, south of Vasquez Canyon and northwest of Cruzan Mesa, along Vasquez Canyon Road, ca. 0.9 miles east of junction with Bouquet Canyon Road.; 0 524 Comment
  RSA4815  Atriplex semibaccata James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Comment
  SD248395  Atriplex suberecta R. E. Riefner Jr. 2008-7-28 08 254 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, viciinity of Vermont Ave., and Normande Ave. Comment
  CAS-BOT-BC146040  Avena barbata Geo. B. Grant 1897-9-12 s.n. Los Angeles Los Angeles River. Comment
  UC71000  Avena barbata Joseph Burtt Davy 1902-3-22 Los Angeles Claremont Comment
  LA37868  Avena barbata Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA0034602  Avena barbata M. B. Dunkle 1938-3-31 1792 Los Angeles Cottonwood Canyon, Santa Catalina Island. Comment
  POM21190  Avena fatua P. A. Munz 1923-4-8 6619 Los Angeles San Clemente Island, on west coast. Comment
  RSA385385  Avena fatua Howard Mullins 1931-3-13 s.n. Los Angeles L.A. [Los Angeles] Vacant Lots and waste places in the city, roadsides Comment
  CAS-BOT-BC145795  Axonopus compressus Joseph A. Geohegan 1954-11-1 s.n. Los Angeles Pasadena. 147 Annandale Road. Comment
  POM211416  Baccharis douglasii L. C. Wheeler 1933-10-7 2165 Los Angeles Liveoak Canyon, San Gabriel Mts. 701 Comment
  POM350333  Baccharis emoryi F. R. Fosberg 1930-10-18 641 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  OBI69358  Baccharis pilularis John Knapp, Denise Knapp 2002-11-27 7 Los Angeles Santa Catalina Island Comment
  RSA601711  Baccharis pilularis L. C. Wheeler 1967-10-23 s.n. Los Angeles San Gabriel Mountains: Angeles Crest Highway at Twin Canyon (7 1/2'' topo map Pasadena: Slide Canyon on bridge) 808 Comment
  CAS-BOT-BC98158  Baccharis salicifolia Peter H. Raven; Henry J. Thompson 1959-10-18 14664 Los Angeles Santa Monica Mountains - along stream at mouth of Topanga Canyon 4 Comment
  CHSC99215  Baccharis salicifolia John C. Dittes; Rudolph A. Dittes 2006-10-30 1418 Los Angeles South Coast Subregion; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of Victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. 207 Comment
  LA31673  Baccharis salicifolia Peter H. Raven; 1959-9-6 14383 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek 12 Comment
  UCSB6378  Baccharis salicifolia Gill, Robert 1959-4-14 Los Angeles Little Dalton Canyon; San Gabriel Mt. Range; Pacific slope drainage area 365 Comment
  UCR162366  Baccharis sarothroides Anuja Parikh, Nathan Gale 2004-5-13 2007 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park 396 Comment
  SD186115  Bahiopsis laciniata A. C. Sanders 2003-3-14 25754 Los Angeles Abandoned gravel pit onboundary between Irwindale and Azusa, east of Irwindale Ave., and south of Foothill Blvd. 519 Comment
  RSA0073384  Balsamorhiza deltoidea Mitch Provance, Callen Huff 2009-4-28 10715 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  RSA230739  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 Comment
  CAS-BOT-BC75757  Berberis nevinii Fordyce Grinnell 1916-2-1 s.n. Los Angeles Pacoima Wash near San Fernando. Comment
  CAS-BOT-BC75763  Berberis nevinii Charles Darland 1933-1-1 s.n. Los Angeles San Gabriel Mountains. Pacoima Wash near San Fernando. 365 Comment
  SD233721  Berula erecta A. C. Sanders, Mark Elvin 2002-6-25 25294 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, N of Potrero Cyn. Comment
  UCR219348  Beta macrocarpa Lorraine Weller 2010-3-10 100310- 01 Los Angeles Vermont Square Community Garden, 4712 South Vermont, South Los Angeles 48 Comment
  RSA354205  Bidens pilosa S. Carlquist 1985-12-6 15908 Los Angeles Wild along road, Via Padua, Claremont. Comment
  RSA623944  Bidens pilosa C. J. Fotheringham 1996-4-20 133 Los Angeles 4264 Verdugo View Dr. Eagle Rock. 600 Comment
  UCD129561  Bidens pilosa J. Grinnell; H. W. Grinnell 1906-10-14 383 Los Angeles Sierra Noche, near Pasadena. Comment
  RSA604391  Bloomeria crocea Sara L. Crockett, Steven A. Junak, Mark Haefs, Janet Takara 1997-3-28 614 Los Angeles Santa Catalina Island. S of Two Harbors on Cat Harbor Road. 30 Comment
  RSA670439  Bloomeria crocea I. W. Clokey, B. C. Templeton 1929-05 4543 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  POM147819  Bloomeria crocea var. crocea Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  POM307358  Boechera californica Henry J. Ramsey 1937-3-21 2181 Los Angeles North Craig Ave., Altadena. Comment
  RSA0128749  Boechera californica Scott D. White, Justin M. Wood 2009-5-6 12650 -A Los Angeles San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  SBBG20575  Bowlesia incana E. R. Blakley 1963-12-8 6389 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 274 Comment
  UCR71254  Bowlesia incana Steve Boyd, T. Ross, et al 1990-4-8 4302 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  CAS-BOT-BC420332  Boykinia rotundifolia Prof. W. R. Dudley 1907-12-14 s.n. Los Angeles Deer Park Canyon, near Monrovia Comment
  RSA0084259  Brassica nigra Valerie L. Soza, Laura Moore 1997-8-16 45 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: at center of BFS; ca. 10 feet east of fire road. 412 Comment
  LA25915  Brassica nigra Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  JEPS53253  Brassica rapa Frank W. Peirson 1919-1-26 306 Los Angeles hills w. Rubio Canyon (San Gabriel Mts.); San Gabriel Mts. 579 Comment
  RSA600512  Brassica rapa L. C. Wheeler 1968-2-4 s.n. Los Angeles Bluebird Ranch (Truck Trail) east of Richard Ferguson's house 457 Comment
  CAS-BOT-BC100406  Brickellia californica John Thomas Howell 1927-10-16 3156 Los Angeles on trail from Santa Anita [Canon] Canyon to Sierra Madre, San Gabriel Mts. Comment
  LA203094  Brickellia californica Louis C. Wheeler; 1931-10-11 247 Los Angeles San Gabriel Mountains, foothills; 1 mi. E. Palmer Canyon 609 Comment
  UCR84502  Brickellia californica T. S. Ross 1990-8-17 3182 Los Angeles San Gabriel Mtns., S side of Prairie Fork 2027 Comment
  SEINET11861351  Brickellia californica M. T. Doutt 1931-9-6 632 Los Angeles Sierra Madre Mts., Mt. Home 1524 Comment
  LA31691  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-31 14723 Los Angeles Santa Monica Mountains, Mandeville Canyon, 5.8(?) mi N of Sunset Blvd 365 Comment
  SBBG56522  Bromus arizonicus R. Hoffmann 1929-4-26 Los Angeles near Camulos Comment
  LA33370  Bromus carinatus var. carinatus Henry J. Thompson; 1959-11-23 3009 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  RSA0093462  Bromus carinatus var. carinatus Richard G. Swinney 2011-6-7 15063 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  RSA0112849  Bromus carinatus var. marginatus Steven A. Junak 1999-5-7 SCa- 895 Los Angeles Santa Catalina Island. Between Cape & Middle Ranch canyons, overlooking Cape Canyon Reservoir, conspicuous butte on ridge. 476 Comment
  POM364043  Bromus catharticus Robert Gustafson 1981-4-29 2229 Los Angeles Ballona Wetlands, Area 2. Comment
  LA105374  Bromus diandrus Barry A. Prigge; 1989-4-23 8477 .1 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 429 Comment
  LA13816  Bromus diandrus A. M. Johnson; 1932-4-8 3934 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  POM11361  Bromus diandrus F. L. Robinson 1921-5-9 49 Los Angeles Claremont. 412 Comment
  RSA0036300  Bromus diandrus LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6976 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
  RSA167820  Bromus diandrus R. F. Thorne, Percy C. Everett 1964-2-7 33453 Los Angeles Lower end of Pebbly Beach Canyon, E end of Santa Catalina Island. 76 Comment
  RSA599354  Bromus diandrus L. C. Wheeler 1968-3-17 s.n. Los Angeles West Fork Morgan Canyon at Ferguson Motorway. 412 Comment
  RSA607214  Bromus diandrus L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  SBBG13311  Bromus diandrus M. A. Piehl 1962-6-9 62332 Los Angeles bottom of China Cyn near its head, ca. 2 mi from China Pt 213 Comment
  UCR192807  Bromus diandrus T. B. Salvato 2008-4-25 3348 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, Hwy 138, west of Cow Spring Canyon and 0.6 mi east of 300th Street West 950 Comment
  POM175426  Bromus grandis Joseph A. Ewan 1930-6-23 2637 Los Angeles 1 mile above Coldbrook Camp, N. Fork San Gabriel River, San Gabriel Mountains. 1220 Comment
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Jun 20 2014
  SFV21050  Bromus grandis L. Gross, V. Soza 2001-6-6 430 Los Angeles Verdugo Mountains North side of mountains. Hostetter Mountain Way, off of La Tuna Canyon Road. Near a seep just along dirt fire road on north-facing slope. 671 Comment
  RSA0022982  Bromus hallii Duncan S. Bell, Caitlin Elam 2013-8-1 5571 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Lupine Campground area and below Columbine Spring. 2031 Comment
  POM363836  Bromus hordeaceus F. R. Fosberg 1931-4-11 S- 4566 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 40 Comment
  RSA0085035  Bromus hordeaceus R. G. Swinney 2010-4-30 12444 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA599505  Bromus hordeaceus Steve Boyd, Lauren Raz 1997-3-26 9330 Los Angeles Liebre Mountains Region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1098 Comment
  SDSU5347  Bromus hordeaceus Gerald Collier 1951-4-28 M 59 Los Angeles 3634 N. Muscatel Avenue, Rosemead. Weedy lot. Comment
  RSA662570  Bromus madritensis S. Koukol, R. Koukol 1998-5-3 42 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  UCR138849  Bromus madritensis subsp. madritensis L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  CATA968  Bromus madritensis subsp. rubens Mark L. Hoefs 1994-5-21 1836 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  SEINET3924108  Bromus mollis Jack Delaini, Ken Zakar 1974-4-30 156 Los Angeles Lodi Canyon, San Dimas Experimental Forest. Angeles National Forest.; 0 792 Comment
  CAS-BOT-BC482462  Bromus rubens R. G. Swinney 2010-4-30 12462 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn. Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  RSA657288  Bromus rubens Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -21 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
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May 21 2015
  RSA728773  Bromus rubens Gary D. Wallace 1979-4-19 1698 Los Angeles Transverse Ranges, Liebre Mtns region, Butte Valley Wildlife Sanctuary. Comment
  UCR258916  Bromus rubens R. G. Swinney 2010-4-23 12332 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA587378  Bromus tectorum Orlando Mistretta 1995-4-21 1628 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mile N of Kitter Canyon 1052 Comment
  RSA0019948  Bromus tectorum B. A. Prigge 1986-3-20 8966 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  CAS-BOT-BC233951  Calandrinia breweri Carl Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  RSA653839  Calandrinia breweri Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 770 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  LA200774  Calandrinia ciliata Carl Epling; 1925-3-25 6539 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA656476  Calandrinia ciliata Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 729 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  RSA717414  Calandrinia ciliata Gary Kovnat, LeRoy Gross 2003-1-19 2 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace mid meadow. Comment
  SBBG69708  Calandrinia menziesii M. N. Ackley -Feb-1928 776 Los Angeles Eagle Rock 182 Comment
  SBBG132073  Calandrinia menziesii S. A. Junak, B. Collins 1991-4-25 SCI 218 Los Angeles near site of Middle Ranch ruins, just N of rd of Middle Ranch Cyn Comment
  CATA1931  Calocedrus decurrens Amy Catalano, Anne Kelly and Lizz Bailey 2014-10-24 023 Los Angeles Santa Catalina Island: Middle Canyon Road, about 1/8 mile from Pumphouse 2 300 Comment
  LA6447  Calocedrus decurrens Carl Epling; E. R. Johnson October 1925 8557 Los Angeles San Gabriel Mountains, Camp Baldy 1066 Comment
  RSA352850  Calocedrus decurrens B. C. Templeton 1932-5-31 4897 Los Angeles Big Pines Park; San Gabriel Mts. 2088 Comment
  SEINET8715945 Image available Calochortus albus Bruce Haines 1988-1 15 Los Angeles Approximately 5 miles north of Pacific on state highway 27, Topanga Canyon, Santa Monica Mts. Elev. 800-900 ft. 244 Comment
  LA22339  Calochortus catalinae Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM6999  Calochortus catalinae Philip A. Munz, L. T. Street, G. Williams 1919-4-19 2486 Los Angeles Lone Hill, San Dimas Comment
  RSA377292  Calochortus catalinae N. C. Cooper 1945-5-1 2224 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA377298  Calochortus catalinae I. W. Clokey, E. G. Anderson 1935-5-9 6545 Los Angeles Puddingstone Dam Comment
  SBBG110996  Calochortus clavatus A. Parikh, N. Gale 1998-5-28 LA- 4 Los Angeles N of Triunfo Cyn Rd, near intersection with Kanan Rd, S of Agoura Hills 270 Comment
  RSA584591  Calochortus plummerae Timothy S. Ross, Walter Appleby 1993-6-7 7372 Los Angeles W end of the San Gabriel Mountains:N near mouth of Wilson Canyon ca 1 mi leN of Olive View Hospital and 0.6 mile NW of the Wilson Debris Basin. 219 Comment
  CATA236  Calochortus splendens Mark L. Hoefs, A. Douglas Propst 1973-5-4 230 Los Angeles Santa Catalina Island: By Thompson Dam, middle canyon, south exposure 213 Comment
  RSA377441  Calochortus splendens Anstruther Davidson 1890-5-17 s.n. Los Angeles Glendale. Comment
  SBBG57810  Calochortus venustus R. Hoffmann 1925-5-17 Los Angeles Ridge Route (US Hwy 99) Comment
  LA204511  Calycanthus occidentalis Frank C. Vasek; June 1952 sn Los Angeles Kings Canyon Comment
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May 26 2015
  UCR119333  Calyptridium monandrum B. G. Pitzer 1998-5-12 3686 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
  UCR118162  Calyptridium monospermum V. W. Steinmann 1996-6-17 916 Los Angeles San Gabriel Mtns., c. 1 km. (by air) SW of Mt. San Antonio, along Baldy Trail. 2850 Comment
  UCR131528  Calystegia macrostegia Steve Heyn 2001-4-24 01 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, west slope of Crenshaw Canyon just south of Palos Verdes Drive North 30 Comment
  UCR258499  Calystegia macrostegia R. G. Swinney 2010-3-10 11815 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  CAS-BOT-BC215762  Calystegia macrostegia subsp. arida P. A. Munz 1918-5-16 2241 Los Angeles Claremont Comment
  JEPS31648  Calystegia macrostegia subsp. intermedia F. W. Peirson 1918-6-28 151 Los Angeles foothills e Rubio Canyon (San Gabriel Mountains); , fthills e of Rubio Canyon 579 Comment
  POM50594  Calystegia macrostegia subsp. intermedia L. R. Abrams 1901-04 1359 Los Angeles San Fernando Mts. 762 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
  UC1584869  Calystegia macrostegia subsp. intermedia Tim Ross 1991-4-8 4466 Los Angeles western Pomona (Elephant Hill); San Dimas Quad., western Pomona, Elephant Hill 335 Comment
  RSA394923  Calystegia macrostegia subsp. macrostegia C. B. Liter, J. A. Powell 1928-4-3 s.n. Los Angeles Above Coach Road W. of Wrigley's, Catalina island. Comment
  RSA643398  Calystegia occidentalis subsp. fulcrata Orlando Mistretta, Joe Mistretta 1992-9-22 s.n. Los Angeles Pacific Crest Trail, from Cloudburst Summit to Cooper Camp. Comment
  RSA646120  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1992-9-9 803 Los Angeles San Gabriel Mountains: ''Sold'' Peak. North Fork Management Unit; Tujunga Ranger District. Comment
  RSA680398  Calystegia peirsonii Michael Honer, Dylan Hannon 2003-7-1 1836 Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway junction with Ridge Rt. Rd. 396 Comment
  RSA762262  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2594 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  UCR197742  Camissonia boothii subsp. desertorum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 91 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  RSA670671  Camissonia californica I. W. Clokey, Bonnie C. Templeton 1929-04 4459 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UCR220183  Camissonia californica R. G. Swinney 2009-4-7 10292 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA0091960  Camissonia campestris Mitch Provance, Callen Huff 2009-4-28 10706 A Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  UCR280746  Camissonia campestris R. G. Swinney 2014-4-23 16171 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
  RSA614332  Camissonia campestris subsp. campestris Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs County Park. Comment
  POM9032  Camissonia campestris subsp. campestris W. R. Dudley, F. H. Lamb 1896-6-9 4366 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA584287  Camissonia hirtella Tim S. Ross, Orlando Mistretta 1993-5-26 7302 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (draining to Wilson Canyon and Sylmar). 994 Comment
  RSA585156  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1990-6-1 2754 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA655469  Camissonia hirtella LeRoy Gross, Laura Moore 2000-6-5 219 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  RSA616281  Camissonia ignota Louis C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  RSA449013  Camissonia intermedia Anstruther Davidson 1905-1 1435 Los Angeles Hollywood. Comment
  POM50608  Camissonia lewisii L. R. Abrams 1899-03 300 Los Angeles Ballona Harbor Comment
  UCR270164  Camissonia pallida R. G. Swinney 2011-4-20 14425 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  RSA249779  Camissonia pallida subsp. pallida Robert F. Thorne 1973-5-11 43475 Los Angeles San Gabriel Mts., Mojave Desert slope: 1/4-1/2 mi N of Bob s Gap, N slope of Holcomb Ridge, c. 2 1/2 mi due S of Llano, in sandy wash 1159 Comment
  RSA570284  Camissonia strigulosa Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4961 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  UCR276776  Camissoniopsis R. G. Swinney 2011-5-16 14722 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
  JEPS33689  Camissoniopsis bistorta John Thomas Howell 1928-3-20 3456 Los Angeles Vermont Canyon Los Angeles, Griffith Park Comment
  SBBG60413  Camissoniopsis bistorta R. Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Cyn Comment
  UC147962  Camissoniopsis bistorta C. F. Baker 1909-5-29 5331 Los Angeles Claremont Comment
  LA32208  Camissoniopsis intermedia Henry J. Thompson; 1959-4-12 1926 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 2 mi W of Las Virgenes Rd. 304 Comment
  SBBG61356  Camissoniopsis pallida R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  LA46204  Canbya candida Carl Epling; 1926-4-24 sn Los Angeles Antelope Valley, Palmdale Comment
  OBI35611  Capsella bursa-pastoris Rebecca Cicoria 1981-4-24 19 Los Angeles Near intersection of Crest Rd and Portuguese Bend rd, Sepulveda Cyn,along trl, Rolling Hills Comment
  SEINET12004992  Cardamine integrifolia J. F. Bright 1934-1 9240 Los Angeles Santa Monica Coast Range Comment
  UCR213355  Cardamine oligosperma Justin M. Wood 2009-3-6 335 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  CAS-BOT-BC384772  Cardionema ramosissimum Le Roy Abrams 1899-4-1 222 Los Angeles Ballona Harbor Comment
  CDA6816  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  UCR204283  Carex R. G. Swinney 2001-9-16 8169 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
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Sep 12 2018
  UCR258615  Carex R. G. Swinney 2010-6-23 13332 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
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Sep 12 2018
  UCR271255  Carex R. G. Swinney 2011-5-12 14697 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
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Sep 12 2018
  CAS-BOT-BC17679  Carex alma Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8111 Los Angeles Liebre Mountains. Tributaray of Clearwater Canyon: 847 Comment
  JEPS48980  Carex alma Joseph A. Ewan 1931-8-13 4897 Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains 1981 Comment
  RSA364635  Carex alma W. P. Burger 1979-5-18 101 Los Angeles ca. 1 mi E of jct with Angeles Forest Hwy 1066 Comment
  RSA522454  Carex alma Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4050 Los Angeles Tujunga Ranger District, NE of summit of Tie Summit Station and E of Angeles Forest Hwy. 1463 Comment
  RSA602743  Carex alma L. C. Wheeler 1967-7-20 10140 Los Angeles San Gabriel Mountains: Aliso Canyon. 1066 Comment
  CAS-BOT-BC20596  Carex douglasii R. F. Thorne; C. W. Tilforth; et al 1972-6-29 42081 Los Angeles Angeles National Forest. San Gabriel Moutains. Summit of Table Mountain above Big Pines. 2286 Comment
  CAS-BOT-BC21309  Carex fracta Robert F. Thorne; M. Z. Thorne 1967-7-19 37189 Los Angeles Angeles National Forest. San Gabriel Mountains. Big Cienega Springs above Crystal Lake Recreational Area. 1981 Comment
  CAS-BOT-BC118427  Carex praegracilis George B. Grant 1910-2-1 3425 Los Angeles Oak Knoll Pasadena Comment
  POM222224  Carex schottii L. C. Wheeler 1936-6-21 4169 Los Angeles W Fork Palmer Canyon 640 Comment
  RSA641573  Carex schottii L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  UC793591  Carex scopulorum var. bracteosa D. F. Howe 1947-3-22 22 Los Angeles Topanga Canyon, about 3 mi from the ocean Santa Monica Mts. Comment
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Jan 25 2008
  RSA577447  Carex senta L. C. Wheeler 1933-3-31 1557 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. 152 Comment
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May 29 2014
  RSA729102  Carex senta R. G. Swinney 1999-7-5 7497 Los Angeles San Gabriel Mtns.:head of Cedar Canyon, meadow on north side of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2037 Comment
  RSA656164  Carex spissa Joseph M. Keefe 1977-6-10 22072 Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  RSA720363  Carex spissa LeRoy Gross 2007-3-30 2613 Los Angeles Northeast side of the range. Unnamed canyon or east branch of Engleheard Canyon. Hiked this creek from just off a dirt road near the mouth to a little way up canyon., From 34.20590N, 118.24818W, to 34.20117N, 118.25262W. 404 Comment
  SFV21124  Carex spissa L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1056 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Main canyon near head of canyon, getting narrow and cascading bedrock falls. 520 Comment
  OBI69331  Carex triquetra John Knapp, Denise Knapp 2003-5-10 59 Los Angeles Catalina Island 396 Comment
  POM50103  Castilleja affinis L. W. Nuttall 1921-1-30 1042 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA425910  Castilleja affinis M. V. Hood 1945-5-1 2217 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  JEPS5153  Castilleja applegatei subsp. martinii F. W. Peirson 1918-5-19 209 Los Angeles Millards Canyon San Gabriel Mountains 853 Comment
  POM175581  Castilleja applegatei subsp. martinii E. Crow 1930-6-29 s.n. Los Angeles San Gabriel Mts. Trail below Crystal Lake. Comment
  RSA152492  Castilleja applegatei subsp. martinii Rimo Bacigalupi 1953-5-2 4050 Los Angeles Northern edge of Oak Flat Public Camp, Angeles National Forest 854 Comment
  RSA228747  Castilleja applegatei subsp. martinii Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Highway #2 near Valcrest 1829 Comment
  RSA448690  Castilleja applegatei subsp. martinii Fordyce Griffiths Jr. 1910-07 3411 Los Angeles Hill and Mountain sides, San Gabriel Mountains. Comment
  SD134379  Castilleja chromosa Craig Reiser 1991-5-6 Los Angeles Palmdale, Verde Ridge Comment
  UCR155919  Castilleja exserta A. C. Sanders 2005-5-5 29887 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  JEPS5162  Castilleja gleasoni Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4204 Los Angeles 16.0 mi e beginning of Mendenhall Ridge Rorest Service road (slopes just below summit of Mt. Gleason); Angeles National Forest, Mt. Gleason 1828 Comment
  UCR178886  Castilleja martinii var. martinii R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 Comment
  RSA643109  Castilleja minor subsp. spiralis Orlando Mistretta, Joe Mistretta 1992-9-22 821 Los Angeles San Gabriel Mountains: Pacific Crest Trail, between Cloudburst Summit and Cooper Camp. Comment
  UCR240005  Castilleja minor subsp. spiralis R. G. Swinney 2009-11-9 11588 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
  RSA679828  Caulanthus cooperi LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 851 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  UCR190395  Caulanthus cooperi R. G. Swinney 2001-4-18 7901 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UC857431  Caulanthus coulteri I. W. Clokey, B. Templeton 1930-4-8 4611 Los Angeles n Elizabeth Lake (Hillside); n of Elizabeth Lake 800 Comment
  LA200339  Caulanthus heterophyllus Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG12229  Caulanthus lasiophyllus P. H. Raven 1962-4-9 17177 Los Angeles above Wilson Cove 60 Comment
  RSA398853  Ceanothus crassifolius Donald R. Bissing 1973-2-26 1 Los Angeles Evey Canyon, 0.7 mile from canyon mouth 915 Comment
  RSA724573  Ceanothus crassifolius K. Dobry 1991-5-11 d- 268 Los Angeles Santa Monica Mts. Cold Creek Cyn. 415 Stunt Rd. Comment
  UC1071023  Ceanothus crassifolius R. St. John 1930-2-5 86 Los Angeles Oat Mountain 1066 Comment
  UC452582  Ceanothus crassifolius Geo. B. Grant 1901-1 147 Los Angeles Mt. Lowe Comment
  LA30361  Ceanothus crassifolius Mary V. Hood; 1941-2-9 41- 10 k* Los Angeles Base of Angelus Crest Hwy Comment
  IRVC29607  Ceanothus cuneatus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26198 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  RSA640800  Ceanothus cuneatus Louis C. Wheeler 1931-2-22 s.n. Los Angeles Base of San Gabriel Mountains: Thompson Creek Wash, 1/4 mile south of dam. Comment
  UC218153  Ceanothus cuneatus var. cuneatus P. A. Munz 1920-5-10 3334 Los Angeles in wash below rr tracks. Claremont Comment
  RSA230715  Ceanothus greggii var. vestitus Robert F. Thorne, M. Z. Thorne 1969-7-9 38477 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  CAS-BOT-BC50562  Ceanothus leucodermis Le Roy Abrams; E. A. McGregor 1908-6-19 328 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA0086917  Ceanothus leucodermis R. G. Swinney 2010-8-9 13465 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  SDSU10318  Ceanothus leucodermis Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns, Chantry Flats--rim of canyon. Comment
  UC1070859  Ceanothus leucodermis A. Lewis 1934-2-1 278 Los Angeles Iron Mtn. San Fernando quad., Angeles National Forest 1341 Comment
  UC147953  Ceanothus leucodermis C. F. Baker 1909-5-15 5346 Los Angeles San Antonio Canyon Comment
  OBI7366  Ceanothus megacarpus Mark Fresh 1976-2-29 14 Los Angeles 300 ft Up Red Rock rd off of old Topanga cyn in the Santa Monica Mts Comment
  RSA95361  Ceanothus megacarpus F. W. Peirson 1921-2-26 2359 Los Angeles Topanga Canyon Road, west end of San Gabriel Mts. Near summit of ridge, north slope 457 Comment
  SDSU19648  Ceanothus megacarpus var. megacarpus Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2206 Los Angeles San Clemente Island, south side of Eagle Canyon. 457 Comment
  LA43646  Ceanothus oliganthus W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  RSA128279  Ceanothus oliganthus H. J. Thompson 1959-3-27 1890 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 750 Comment
  RSA398903  Ceanothus oliganthus Franklin W. Klepinger 1938-3-26 s.n. Los Angeles Santa Susana Pass. Comment
  CAS-BOT-BC63346  Ceanothus spinosus LeRoy Abrams 1902-6-17 2561 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  UCR263050  Ceanothus vestitus Mitch Provance 2008-4-14 10151 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  SEINET3925820  Cenchrus longispinus Louis C. Wheeler 1966-10-22 9043 Los Angeles San Gabriel Mountains. Grandad's Ranch, Aliso Canyon.; 0 Comment
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Nov 23 2015
  UC1584266  Centaurea benedicta Tim Ross and Steve Boyd 1990-6-6 2844 Los Angeles Green Valley Pasture Lake Hughes Quadrangle, San Francisquito Canyon, Green Valle 926 Comment
  CATA26  Centaurea melitensis USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 10 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: Northwest, Slope: approx. 30% 22 Comment
  RSA726014  Centaurea melitensis A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26139 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UCR259921  Centaurea melitensis R. G. Swinney 2010-4-28 12439 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  IRVC26638  Centaurium venustum I. W. Clokey, B. C. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UC72147  Centaurium venustum Geo. B. Grant 1901-1 441 Los Angeles Oak Knoll Pasadena Comment
  CATA3441  Centranthus ruber Benjamin J. Dion, Tobias Nickel 2017-5-1 022 Los Angeles Santa Catalina Island: Channel Side; growing alone in a rock crevice on the side of Stage Rd 240 Comment
  CATA773  Centranthus ruber Mark L. Hoefs 1991-6-5 1335 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  UC8261  Cerastium glomeratum Dr. A. Davidson Los Angeles all Los Angeles Los Angeles Comment
  RSA405356  Ceratonia siliqua Robert Gustafson 1980-9-16 1927 Los Angeles Ballona Wetlands, Area 1. Comment
  UCR142795  Ceratophyllum demersum L. C. Wheeler 1933-10-22 2196 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  RSA773602  Cercocarpus betuloides R. G. Swinney 2009-6-24 11267 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  LA200811  Cercocarpus betuloides var. betuloides Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4552 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  LA52114  Cercocarpus betuloides var. betuloides A. M. Johnson; 1927-11-11 2702 Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA653047  Cercocarpus betuloides var. betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mtns.: ca. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  SBBG70723  Cercocarpus betuloides var. betuloides M. N. Ackley -Feb-1928 959 Los Angeles Eagle Rock 274 Comment
  UC1587564  Cercocarpus betuloides var. betuloides Tim Ross 1991-9-2 5907 Los Angeles near Mulholland Haighway x Yerba Buena Road Santa Monica Mountains 472 Comment
  UCSB2743  Cercocarpus betuloides var. betuloides Gill, Robert 1959-3-24 Los Angeles Oak Flat Guard Station, Ridge Route 822 Comment
  CATA3230  Cercocarpus betuloides var. blancheae Julie L. King 2017-1-17 41 Los Angeles Santa Catalina Island: West End Rd. between Howlands Landing & Cherry Valley, about 1.2 road miles north of entrance to Cherry Valley 56 Comment
  UC859400  Cercocarpus betuloides var. blancheae Geo. C. Roeding 1922-2-18 Los Angeles Santa Catalina Island Comment
  UCD113076  Cercocarpus betuloides var. blancheae P. B. Kennedy 1928-3-28 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC143822  Cercocarpus ledifolius var. ledifolius Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  RSA449456  Cercocarpus traskiae Blanche Trask 1901-03 1931 Los Angeles Avalon, Catalina Island. Comment
  UC57579  Chaenactis artemisiifolia J. H. Barber 1898-8-4 Los Angeles Topango Comment
  POM351650  Chaenactis artemisiifolia Robin S. Collins 1973-5-28 306 Los Angeles 2 - 2 1/2 miles into canyon from beginning of pack trail 822 Comment
  SD41999  Chaenactis fremontii Darley F. Howe 1947-5-4 Los Angeles Near Vincent, Western Mohave Desert. Comment
  CAS-BOT-BC277369  Chaenactis glabriuscula var. glabriuscula Cecil Hart 1927-5-1 s.n. Los Angeles San Dimas Canyon Comment
  CAS-BOT-BC277522  Chaenactis glabriuscula var. lanosa A. J. McC. 1893-5-27 s.n. Los Angeles Near Pasadena Comment
  JEPS22763  Chaenactis santolinoides Rimo Bacigalupi with Reino Alava 1958-7-20 6421 Los Angeles about 1 mi w of Cedar Spring (n face of Kratka Ridge, upper slopes of Little Rock Canyon); Angeles National Forest, San Gabriel Mts., Little Rock Canyo 2072 Comment
  UCR281353  Chaenactis stevioides R. G. Swinney 2014-4-24 16238 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  CAS-BOT-BC279726  Chaenactis xantiana Timothy S. Ross; Steve Boyd 1994-5-25 7888 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  RSA351850  Chaenactis xantiana Norman C. Cooper 1948-4-21 2710 Los Angeles Saugus. 762 Comment
  UCR276812  Chaenactis xantiana R. G. Swinney 2010-5-21 12890 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
  SEINET10569455  Chamaecyparis David B. Dunn 1939-10-16 Dunn UMO 46530 Los Angeles Cultivated in the Park at 3rd and Lafayette, Los Angeles, Calif. 213 Comment
  RSA600569  Chamaesyce polycarpa var. polycarpa L. C. Wheeler 1961-2-28 7802 Los Angeles Santa Monica Mountains. Griffith Park, Ferndell. Comment
  RSA432466B  Chamaesyce serpillifolia subsp. serpillifolia Joseph A. Ewan 1936-8-5 9943 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  SEINET6744569  Cheilanthes covillei Marcus E. Jones 1882-1 3033 Los Angeles Pasadena Comment
  RSA685729  Cheilanthes covillei E. Davis 1930-12-7 46 Los Angeles Bi Tujunga 762 Comment
  RSA747337  Chenopodium R. G. Swinney 2005-8-5 8393 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
  RSA732722  Chenopodium album var. album A. C. Sanders 2002-7-20 25220 Los Angeles NE end of Santa Ana 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
  RSA594395  Chenopodium ambrosioides Steve Boyd, Lauren Raz 1996-10-14 9072 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  POM324027  Chenopodium ambrosioides Greg Wright 1971-8-23 411 Los Angeles San Dimas Canyon at foot of Golden Hills Rd. 365 Comment
  RSA595587  Chenopodium berlandieri Lauren Raz, Steve Boyd 1996-10-23 55 Los Angeles Liebre Mountains. Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. 609 Comment
  UCR125139  Chenopodium berlandieri A. C. Sanders, Mark Elvin 2002-6-25 25267 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
  UCR272534  Chenopodium berlandieri R. G. Swinney 2011-9-22 15680 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  CDA3045  Chenopodium botrys LeRoy Gross 1998-11-1 98 Los Angeles Southern base San Gabriel Mtns/ Verdugo Mountains region; Southern base San Gabriel Mtns.: Big Tujunga wash. East of 210 freeway, city of Sunland. 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
  RSA0085341  Chenopodium californicum Steven A. Junak 2001-5-4 SCa- 1475 Los Angeles Santa Catalina Island. Coastal slopes overlooking Cherry Cove, upslope from road, on E side of cove. 70 Comment
  RSA0107863  Chenopodium californicum Steven A. Junak, Keri Kirkland 1998-5-2 SCa- 651 Los Angeles Santa Catalina Island: Near top of coastal bluffs at end of ridge SW of Peak 1245, ca. 1.0 air miles W of East Peak. 228 Comment
  RSA762070  Chenopodium fremontii Orlando Mistretta, Christine Mistretta 2008-5-16 3087 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  RSA0036773  Chenopodium murale Carol Zuck 1981-2-3 7 Los Angeles Cul-de-sac at the end of Springfield street. Upland. Comment
  RSA596913  Chenopodium murale T. S. Ross, J. Mark Porter 1995-5-4 8516 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SD252319  Chenopodium murale Steven A. Junak 2000-6-29 Sca 1345 Los Angeles Santa Catalina Island: Bird Rock, near High Point, NW end of Opuntia patch. 11 Comment
  UC1215153  Chenopodium murale Peter H. Raven 1962-4-11 17299 Los Angeles sandy beach behind Northwest Harbor; San Clemente Island 6 Comment
  UC7311  Chenopodium murale J. Burtt Davy 1896-10-19 2844 Los Angeles Pomona Comment
  RSA64831  Chenopodium pumilio F. W. Peirson 1919-11-12 1823 Los Angeles Holliston Ave. between Boulevard and Mendocino, Altadena. Comment
  RSA0105752  Chenopodium strictum R. G. Swinney 2011-7-8 15469 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  RSA762235  Chenopodium strictum var. glaucophyllum Orlando Mistretta, Christine Mistretta 2008-5-19 3133 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 105 per TRTP Survey 2008), Upper Fish Canyon. 986 Comment
  POM1651  Chlorogalum pomeridianum D. L. Crawford 1915-07 s.n. Los Angeles Claremont. Comment
  SBBG132187  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2014-5-12 2167 Los Angeles 2.9 km SE of Hwy 126, 2.1 km W of Interstate 5; N side of Santa Susana Mtns; Newhall Ranch 380 Comment
  UC217967  Chorizanthe parryi var. parryi F. Robinson 1921-6-2 71 Los Angeles e Claremont; e of Claremont 396 Comment
  UC55758  Chorizanthe staticoides Ernest Braunton 1902-5-5 306 Los Angeles Glendora Comment
  JEPS57757  Chorizanthe xanti S. B. and W. F. Parish June 1881 Los Angeles Comment
  RSA778922  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2010-6-2 5242 Los Angeles Mill Creek Canyon, 1.40 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1348 Comment
  SBBG62356  Chorizanthe xanti var. xanti R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  CLARK-A1528-5627  Chrysanthemum coronarium Alfred R. Roos 1955-5-7 Los Angeles El Segundo Comment
  RSA622838  Chrysanthemum parthenium L. C. Wheeler 1975-6-17 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary.. . Comment
  SEINET7450594 Image available Chrysopsis sessiliflora I. W. Clokey, B. C. Templeton 1936-5-18 5666 Los Angeles San Gabriel Canyon, mile above dam. 400 Comment
  RSA573702  Chrysothamnus nauseosus subsp. bernardinus Timothy S. Ross 1990-8-17 3160 Los Angeles Road crossing the drainage just below Icy Springs, In upper Big Rock Creek. 1737 Comment
  UCSB4522  Chylismia claviformis 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 Comment
  JEPS30450  Cichorium intybus Donald W. Kyhos 1958-12-4 58 -235 Los Angeles Puente Hills Whittier Comment
  CDA1278  Cirsium mohavense T. C. Fuller 1958-8-6 2083 Los Angeles 4 mi. N/ Lancaster; adj. to r.r. Comment
  RSA0091545  Cirsium occidentale var. californicum R. G. Swinney 2011-6-14 15124 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  UC895007  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-14 S 4876 Los Angeles 2 mi above ranch Middle Ranch Canyon; Santa Catalina Island 220 Comment
  CDA1604  Cirsium undulatum George Garrettson 1955-5-31 s.n. Los Angeles Puente; Supreme Dairy , E/ Covina Pass Rd. at Amar Ave. 0 Comment
  CAS-BOT-BC286518  Cirsium undulatum Alice Eastwood 1917-7-20 6510 Los Angeles Santa Catalina Island 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
  CAS-BOT-BC223896  Cistus ladanifer Timothy S. Ross; Steve Boyd 1990-5-15 2530 Los Angeles San Gabriel Mountains. Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; peripheral ridge N from Yerba Buena Rd dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N). In areas closer to the road (3N29) 1021 Comment
  CAS-BOT-BC223883  Cistus salviifolius Tim Ross; Walter Appleby 1993-4-15 6822 Los Angeles Western San Gabriel Mtns: Southerly draw ca 515 m SSW of May Canyon Saddle, draining to Wilson Canyon; disturbed area on N side of Loop Canyon Road 1011 Comment
  LA45526  Clarkia bottae A. M. Johnson; 1928-2-16 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  SBBG60298  Clarkia dudleyana R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  POM8249  Clarkia epilobioides P. A. Munz, R. D. Harwood 1920-5-15 3933 Los Angeles [Coldwater] Canyon 305 Comment
  RSA0089480  Clarkia epilobioides Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 582 Los Angeles Santa Catalina Island. Along N side of ridge on N side of Hamilton Canyon. 243 Comment
  RSA448274  Clarkia epilobioides Thekla Mohr 1897-05 s.n. Los Angeles [The City of] San Gabriel. Comment
  RSA725650  Clarkia purpurea Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 425 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  UCR209280  Clarkia purpurea Dan S. Cooper 2009-5-30 509- 07 Los Angeles Eastern Santa Monica Mtns., debris basin along Forest Lawn Dr., west of the cemetery 169 Comment
  CAS-BOT-BC165506  Clarkia unguiculata Carl B. Wolf 1928-5-11 2180 Los Angeles So. base of Newhall Grade 457 Comment
  POM176931  Clarkia unguiculata C. Epling, H. Anderson 1930-5-30 s.n. Los Angeles Mandeville Canyon. Comment
  RSA590476  Clarkia unguiculata Tim S. Ross, W. Appleby 1993-5-20 7210 Los Angeles Western San Gabriel Mts: vicinity of Los Pinetos Spring. 890 Comment
  UC1870167  Clarkia unguiculata LeRoy Gross 2001-5-6 383 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  RSA658366  Claytonia parviflora subsp. parviflora Naomi Zohman 1985-4-28 17 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  RSA654268  Claytonia perfoliata Monica Acosta 1998-5-26 33 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 Comment
  RSA3714  Claytonia perfoliata subsp. mexicana C. B. Wolf 1932-5-11 3561 Los Angeles Fourth O July Cove; Santa Catalina Island 30 Comment
  RSA675815  Claytonia perfoliata subsp. mexicana LeRoy Gross 2003-3-7 754 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland 427 Comment
  POM792  Claytonia perfoliata subsp. mexicana Caroline S. Weinland s.n. Los Angeles Claremont. 366 Comment
  RSA0107272  Claytonia perfoliata subsp. perfoliata Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-6-11 SCa- 707 Los Angeles Santa Catalina Island. NE side of island, at mouth of small canyon just SE of Frog Rock. 3 Comment
  RSA386208  Clematis lasiantha Albert J. Perkins 1923-5-28 s.n. Los Angeles Trail Colby to Loomis. [Likely Colby Ranch: NNE of Strawberry Peak, San Gabriel Mountains, and Loomis Ranch: NW of Chilao Flat.] Comment
  UC853899  Clematis lasiantha Ira W. Clokey, B. Templeton May 1929 4545 Los Angeles Santa Monica Mts., Mandeville Canyon 300 Comment
  RSA386253  Clematis ligusticifolia H. L. Bauer 1933-7-29 s.n. Los Angeles Topango [Topanga] Canon. 244 Comment
Read comments
May 29 2014
  UCR223246  Clematis ligusticifolia R. G. Swinney 2009-7-22 11366 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  CAS-BOT-BC92816  Clematis pauciflora Ernest Braunton 1902-5-5 s.n. Los Angeles Glendora. Comment
  POM376  Clematis pauciflora O. W. Robinson 1916-3-8 s.n. Los Angeles Johnson's Pastures, N of Claremont. Comment
  RSA653627  Cnicus benedictus S. Koukol, E. Lutz 1998-4-26 25 Los Angeles Claremont, along W side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  SBBG66411  Collinsia bartsiifolia var. davidsonii S. W. Hutchinson -May-1926 1026 Los Angeles Lancaster 715 Comment
  IRVC28163  Collinsia heterophylla A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26274 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
  UC2030104  Collinsia heterophylla V. Soza, LeRoy Gross 2002-4-16 1421 Los Angeles Transverse Ranges, Liebre Mountains region: Between Pettinger and Haskell canyons. Comment
  UC741163  Collinsia heterophylla B. C. Templeton 1939-4-26 5486 Los Angeles Santa Monica Mountains, Huntingon Palisades Huntingon Palisades; Santa Monica Mountains, Huntingon Palisades 640 Comment
  UCR172463  Collinsia parryi Anuja Parikh, Nathan Gale 2005-4-13 2102 Los Angeles NE end of Santa Susana Mtns., Long Canyon, Newhall Ranch, Study Area 31 335 Comment
  RSA650266  Conium maculatum Jim Graham 1953-5-20 s.n. Los Angeles Stream W. of Imperial Hwy. and S. of Lemon Dr., Whittier. 68 Comment
  SBBG131948  Convolvulus arvensis S. A. Junak 2000-5-18 SCa 1303 Los Angeles NW-facing slope overlooking Parson's Landing 73 Comment
  SEINET3132424  Conyza bonariensis G. B. Grant 1906-8-7 411 -A Los Angeles Pasadena Comment
  UCR159916  Cordylanthus rigidus subsp. setiger Orlando Mistretta 1992-9-4 792 Los Angeles San Gabriel Mountains, San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District 1372 Comment
  JEPS70068  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-29 2850 Los Angeles above (ne) Bouquet Reservoir; San Gabriel Mts. 944 Comment
  RSA82049  Cordylanthus rigidus subsp. setiger Raymond J. Dobbs 1927-8-2 7838 Los Angeles Mt. Lowe trail near junction with Switzer Relay trail. 915 Comment
  CAS-BOT-BC287753  Coreopsis bigelovii Geo. B. Grant 1903-4-23 5424 Los Angeles Saugus Comment
  RSA128286  Coreopsis bigelovii H. J. Thompson 1959-3-31 1905 Los Angeles 1 miles N of Mulholland Hwy, 1.8 miles S of Malibu Junction, Cornell Road 274 Comment
  RSA323751  Coreopsis gigantea F. H. Elmore 436 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC105700  Corethrogyne filaginifolia F. Grinnell Jr. 1917-8-28 s.n. Los Angeles Pine Flats, San Gabriel Mountains 1615 Comment
  UC1605458  Cornus glabrata Timothy S. Ross and Steve Boyd 1994-6-23 8076 Los Angeles in n.e. draw draining from Grass Mt. to upper Burns Canyon (Dogwood Spring); Liebre Mts., Lake Hughes 7.5' U.S.G.S. Quad. 1264 Comment
  RSA587193  Cortaderia selloana Scott D. White 1995-12-5 3771 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  OBI10183  Cotoneaster lacteus Unknown 1960-5-29 s.n. Los Angeles Pierce College campus, Canoga Park 244 Comment
  CATA803  Cotula coronopifolia Mark L. Hoefs, Robert Given 1991-6-12 1375 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  RSA199170  Crassula aquatica R. F. Thorne, D. Propst 1968-5-29 37696 Los Angeles S end of Hay Press Reservoir. 404 Comment
  UC50354  Crassula connata var. subsimplex H. M. Hall Apr., 1903 3731 Los Angeles Loma Vista Comment
  RSA600787  Crassula tillaea L. C. Wheeler 1948-4-26 6634 Los Angeles Altadena. Oak Grove Park, Devil's Gate Dam. 305 Comment
  SBBG41342  Cressa truxillensis M. R. Benedict 1970-6-27 Los Angeles Little Harbor Comment
  POM47580  Cressa truxillensis I. M. Johnston 1924-8-29 s.n. Los Angeles 4 mi. S of Santa Ana. Comment
  SD51733  Cressa truxillensis var. vallicola L. W. Nuttall Unknown 804 Los Angeles Santa Catalina Island Comment
  RSA397728  Crossosoma californicum F. H. Elmore 1939-3-1 437 Los Angeles Santa Catalina Island Comment
  RSA397736  Crossosoma californicum E. T. Terry 1917-03 s.n. Los Angeles Catalina Island Comment
  RSA479350  Croton californicus Edwin Kline 1924-6-22 s.n. Los Angeles Mt. Wilson Comment
  RSA612178  Croton californicus Damian Ross 1997-4-19 34 Los Angeles Bernard Biological Field Station, Claremont Colleges. W of Infirmary Rd. about 30 feet off the road, about halfway up. 412 Comment
  UCR210420  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  SEINET10453716  Croton setiger Lewis 1940-8-14 Lewis UMO 46081 Los Angeles Campus of the University of California at Los Angeles. Comment
  CAS-BOT-BC190125  Crypsis schoenoides Peter H. Raven 1961-9-24 16750 Los Angeles On strand of Bouquet Reservoir at east end. 914 Comment
  UCR266371  Cryptantha D. E. Bramlet, Allison D. Rudalevige 2009-4-30 4382 Los Angeles Transverse Range; San Gabriel Mtns., lower Big Tujunga Creek Wash, NE of Foothill Blvd. 375 Comment
  RSA709809  Cryptantha circumscissa Gary D. Wallace, Ann Hiller 1983-5-18 2058 -B Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  RSA0089242  Cryptantha circumscissa var. circumscissa Steve D. Boyd, Gary D. Wallace 2011-4-14 12312 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  RSA159356  Cryptantha clevelandii P. H. Raven 1962-4-12 17317 Los Angeles San Clemente Island. Near foot of canyon south of canyon below the Tomb, west side of island 107 Comment
  RSA177806  Cryptantha clevelandii R. F. Thorne, P. Everett 1965-5-11 34656 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. Comment
  POM368369  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-5-7 4835 Los Angeles Cottonwood Canyon, left fork, Santa Catalina Island. 220 Comment
  UCR143264  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-4-10 S- 4558 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  RSA778928  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-6-1 5231 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  CHSC95537  Cryptantha intermedia LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 235 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. Open ridgetop, on trail up out of canyon and going to the crest following a ridge running northwest from the crest. 548 Comment
  POM368257  Cryptantha intermedia Fay A. MacFadden 1931-3-1 s.n. Los Angeles Waste land and dry hillsides, Tuna Canyon, Verdugo Hills Comment
  RSA202473  Cryptantha intermedia R. L. Armacost 1963-5-7 1629 Los Angeles Tapia Park, Santa Monica Comment
  UC76154  Cryptantha intermedia unknown 1901-4-1 242 Los Angeles Catalina Island Comment
  RSA338021  Cryptantha intermedia F. R. Fosberg 1932-5-10 10630 Los Angeles Thompson Creek above Claremont. 137 Comment
  RSA561576  Cryptantha intermedia Steve Boyd, Orlando Mistretta 1993-5-17 8145 Los Angeles north of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Ridge on west side of Sombrero Canyon at the western edge of the forest 793 Comment
  RSA589172  Cryptantha micrantha T. S. Ross 1991-4-28 4746 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  CHSC95340  Cryptantha microstachys LeRoy Gross; Valeria Soza 2003-5-15 901 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789390N, 0376384E. 396 Comment
  RSA499675  Cryptantha microstachys Donald R. Bissing 1973-4-20 45 Los Angeles Evey canyon. on slope above road cut 0.5 mile from canyon mouth. 744 Comment
  UCR126545  Cryptantha microstachys Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River 305 Comment
  CAS-BOT-BC183884  Cryptantha muricata Timothy S. Ross; Steve Boyd 1994-5-10 7699 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mtn summit 890 Comment
  SEINET3259902 Image available Cryptantha muricata R. G. Swinney 2008-3-31 8596 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  UCR47675  Cryptantha muricata I. M. Johnston 1932-3-28 10619 Los Angeles N slope San Pedro Hills, Palos Verdes Est. 50 Comment
  RSA0078915  Cryptantha muricata var. muricata R. Aguayo 1992-5-22 9 Los Angeles 13.5 miles north of Interstate 210 in Azusa on State Hwy. 39 to gated road along West Fork. San Gabriel River 1.1 miles west of gate, roadside. 883 Comment
  SD240923  Cryptantha nevadensis var. rigida Dave Silverman, Jeff Harvis & Colleen Martin 2010-5-19 8015 Los Angeles Antelope Valley, north of Lancaster, 75 m west of Sierra Highway, 500 m north of Avenue F. 701 Comment
  UCR127959  Cryptantha nevadensis var. rigida A. C. Sanders, E. J. Lott 1993-5-6 13953 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UCR203205  Cryptantha nevadensis var. rigida R. G. Swinney 2005-5-21 8246 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA595333  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-8 9339 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA765199  Cryptantha oxygona Justin M. Wood 2010-5-10 1603 Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  SEINET3095962 Image available Cryptantha oxygona R. G. Swinney 2009-4-24 10496 -A Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam. (Pacifico Mountain 7.5 Q.) 963 Comment
  UCR223041  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-5-6 10677 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA0079025  Cryptantha pterocarya var. pterocarya L. C. Wheeler 1967-5-12 9448 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA165678  Cryptantha similis Wesley O. Griesel 1963-5-26 792 Los Angeles Between Mile High Ranch & Big Pines 1677 Comment
  RSA191010  Cryptantha similis R. F. Thorne 1963-5-15 31657 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA0092526  Cryptantha simulans R. G. Swinney 2011-6-22 15245 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  SEINET10625753  Cucumis melo Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2509 Los Angeles City of Pasadena. Good Food Market, 1864 E. Washington. Comment
  UCR146260  Cupressus guadalupensis var. forbesii Steve Boyd, Lee W. Lenz 2001-5-2 10425 Los Angeles Transverse Ranges; Liebre Mountains region, Warm Springs Mountain, along road to summit, just west of cutoff to Necktie Basin on slope between road and steep escarpment into Warm Springs Canyon Comment
  UC1409010  Cuscuta californica Robert F. Thorne and J. Dourley 1967-10-10 37351 Los Angeles Blue Ridge San Gabriel Mts., Angeles National Forest 2255 Comment
  SD90524  Cuscuta californica var. californica Robert F. Thorne, J. Dourley 1967-10-10 37351 Los Angeles San Gabriel Mountains; Angeles National Forest; Blue Ridge. Comment
  UCR190472  Cycladenia humilis R. G. Swinney 2000-9-16 7867 Los Angeles San Gabriel Mtns., Coldwater Canyon tributary, 1st canyon south of San Antonio Ridge 2439 Comment
  UCR223488  Cylindropuntia californica var. parkeri R. G. Swinney 2009-7-1 11297 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 300 m north of Puente Largo railway bridge, west side of channel 184 Comment
  RSA535714  Cynodon dactylon Timothy S. Ross 1991-5-22 5457 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 53 Comment
  UCR204575  Cynodon dactylon R. G. Swinney 2005-8-5 8392 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA618984  Cyperus eragrostis LeRoy Gross 1998-9-20 74 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  POM184653  Cyperus erythrorhizos L. C. Wheeler 1932-9-19 1391 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  RSA219136  Cyperus erythrorhizos L. C. Wheeler 1931-9-6 147 Los Angeles Puddingstone Lake, San Jose Hills, S San Dimas. 259 Comment
  RSA669344  Cyperus involucratus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 549 -a Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  SFV22011  Cyperus involucratus V. Soza, L. Gross, R. Kopelov 2000-3-30 662 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. Rocky canyon bottom in stream. 549 Comment
  RSA622832  Cytisus monspessulanus L. C. Wheeler 1975-4-2 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary. Comment
  RSA657924  Datura wrightii J. Keeling 1980-6-1 39 Los Angeles South side of Big Tujunga Canyon Road, 1/2 mile east of Mt. Gleson intersection, Tujunga 549 Comment
  RSA652014  Datura wrightii A. E. Hersh 1950-7-8 s.n. Los Angeles vacant lot 2 blocks east of Centinella on Washington Blvd. Culver City. 30 Comment
  UC1293687  Deinandra fasciculata P. C. Everett and E. K. Balls 1959-6-2 23841 Los Angeles 1 mi ne of entrance to Stokes Canyon; Santa Monica Mts. 182 Comment
  UC750677  Deinandra fasciculata Lewis S. Rose 1946-7-21 46222 Los Angeles n end of Hollywood Reservoir; Los Angeles Comment
  CAS-BOT-BC294072  Deinandra kelloggii David D. Keck 1933-9-19 2534 Los Angeles Brea Canyon, 3 mi. N. of Orange County line Comment
  CHSC98107  Delphinium cardinale LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1027 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. East-facing near base of steep slope, some cliffy. UTM Zone 11; 3783279N, 0382445E. 262 Comment
  IRVC26213  Delphinium cardinale A. C. Sanders, Mark A. Elvin 2003-6-18 26956 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  POM394496  Delphinium cardinale R. S. Woglum 1937-6-15 812 Los Angeles San Gabriel River wash. (southeast L.A.) Comment
  IRVC26966  Delphinium parryi A. C. Sanders 2003-4-28 26090 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  UCR155622  Delphinium parryi A. C. Sanders, T. B. Salvato 2005-4-26 29704 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA584586  Delphinium parryi subsp. parryi Tim S. Ross, S. D. Boyd 1993-5-23 7266 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  UCR192957  Delphinium patens Dan S. Cooper 2008-4-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., road to Boys camp, east side of Griffith Park, Los Angeles 220 Comment
  CAS-BOT-BC116392  Delphinium patens subsp. hepaticoideum T. Ross; Steve Boyd 1991-4-25 4611 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca. 1540 ft. elev.) 530 Comment
  RSA0030020  Delphinium patens subsp. montanum W. G. Webb 1935-4-17 s.n. Los Angeles Arroyo Seco, near La Canada Comment
  SEINET4090273  Delphinium variegatum subsp. thornei M. B. Dunkle 1939-1 7322 Los Angeles San Clemente Island. Comment
  RSA0005335  Delphinium variegatum subsp. thornei Robert F. Thorne 1966-4-17 36078 Los Angeles San Clemente Island, between Boulder and Horton, NE side of island. 488 Comment
  POM365024  Deschampsia danthonioides Hasse, Davidson 1906-6-1 1601 Los Angeles Big Rock Creek. Comment
  RSA777357  Descurainia pinnata Orlando Mistretta, Christine Mistretta 2010-5-19 5118 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
  CAS-BOT-BC43346  Descurainia pinnata subsp. glabra Steve Boyd; Amber Maurice 2004-5-18 11312 Los Angeles Transverse Ranges. Liebre Mountains region. Atmore Meadows area. Comment
  RSA250664  Descurainia pinnata subsp. glabra R. F. Thorne, A. C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39482 Los Angeles Mojave Desert: Ca. 2 miles south of Highway 138, 8 miles ESE of Pearblossom on Grandview Canyon Road. 1188 Comment
  POM369418  Descurainia pinnata subsp. menziesii R. Hasson 1902-3-12 s.n. Los Angeles Figueroa Street, Los Angeles Comment
  CAS-BOT-BC209179  Dichanthelium acuminatum subsp. acuminatum Robert F. Thorne; M. Z. Thorne 1967-7-19 37129 Los Angeles Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River, San Gabriel Mts., Angeles National Forest 1249 Comment
  RSA0110806  Dichelostemma capitatum R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14334 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
  UCR141158  Dichelostemma capitatum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  UCR178902  Dichelostemma capitatum R. G. Swinney 1969-4-22 354 Los Angeles San Gabriel Mtns., Glendora, north end of Rainbow Dr. and junction with Bender Canyon 305 Comment
  CAS-BOT-BC499439  Dichelostemma capitatum Reid Moran 1941-3-11 699 Los Angeles Ridge north of Middle Ranch, Santa Catalina Island Comment
  SD234442  Dichelostemma capitatum subsp. capitatum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26117 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn 7.5' Q) 487 Comment
  RSA376827  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1948-11-24 7208 Los Angeles San Clemente Island. Comment
  UCSB8644  Dichelostemma capitatum subsp. capitatum Albright, S. 1957-5-12 Los Angeles UCLA Campus; Faculty Hill 91 Comment
  RSA188198  Dichondra occidentalis R. F. Thorne, P. C. Everett 1965-6-24 35020 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
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Jan 14 2008
  UC1871222  Dichondra occidentalis T. S. Ross 1993-4-21 6842 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island along major E-W ridge between ''Carlos'' and Cactus Peak; 500-1200 ft NNE to NE of ''Quartz'&apos 397 Comment
  UCD64080  Digitaria sanguinalis Ernest C. Twisselmann 1970-10-17 17548 Los Angeles Antelope Valley: Gorman Highway 5 miles W of Highway 14. 1005 Comment
  UCD64115  Digitaria sanguinalis Beecher Crampton 1965-10-27 7588 Los Angeles Ca. 2.6 miles SW of Saugus U.S. Hwy. 99. Comment
  CAS-BOT-BC152904  Diplacus brevipes John H. Thomas 1957-5-25 6786 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  CAS-BOT-BC153050  Diplacus fremontii Alice Eastwood; John Thomas Howell 1937-4-26 3969 Los Angeles Near Palmdale Comment
  CAS-BOT-BC150650  Diplacus longiflorus E. L. Greene 1885-5-16 s.n. Los Angeles All Saints' Bay Comment
  SD66878  Diplacus puniceus R. Mitchell Beauchamp 1967-3-20 342 Los Angeles In shady canyon above the beach road, south of Avalon, Santa Catalina Island Comment
  LA202380  Diplotaxis tenuifolia Arthur C. Gibson; 2003-8-11 4881 Los Angeles Santa Monica Mountains, E of Zuma Beach along Westward Beach Rd, S of Pacific Coast Hwy Comment
  CATA1403  Distichlis spicata Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2546 Los Angeles Santa Catalina Island: Lower road to Salta Verde Beach 15 Comment
  UCD64579  Distichlis spicata Collector Unknown 1992-7-1 Los Angeles Townsley Canyon, Ed Davis County Park. Comment
  SEINET10897327  Distichlis spicata var. stolonifera LeRoy R. Abrams 1902-6-9 Abrams 2499 Los Angeles In salt marshes, Playa del Rey. Comment
  HSC6730  Dithyrea californica M. B. Walsh 1966-4-6 - 62 Los Angeles 5 mi. W of El Mirage Ranch along Palmdale-Adelanto county road Comment
  LA81921  Dodecatheon clevelandii O. H. Kappler; 1941-2-9 87 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA461502  Dodecatheon clevelandii Geo. L. Moxley 1914-2-15 202 Los Angeles Los Angeles. Comment
  SEINET10682323  Dovyalis caffra S. Krosnick 2002-1-1 Krosnick 556 Los Angeles UCLA Campus. Originally collected by Arthur Gibson from plants in cultivation at the UCLA Mildred E. Mathias Botanical Garden. Comment
  RSA655620  Drymocallis glandulosa var. glandulosa D. E. Bramlet 1976-5-15 73 Los Angeles California State Polytechnic University campus. Found in the bottom of Box Canyon. 282 Comment
  CAS-BOT-BC67946  Dryopteris arguta Henry J. Thompson 1959-3-27 1895 Los Angeles Santa Monica Mountains - Saddle Peak, 1.5 miles east of peak 731 Comment
  LA103223  Dryopteris arguta Barry A. Prigge; 1985-6-14 6401 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  UCR255511  Dryopteris arguta Dan S. Cooper 2014-5-23 514- 49 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, upper Vista del Valle Rd. northeast of Mt. Hollywood 348 Comment
  UCR259399  Dryopteris arguta R. G. Swinney 2010-8-30 13637 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
  UCR271534  Dryopteris arguta R. G. Swinney 2011-11-3 15989 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  RSA693688  Dryopteris arguta Kenneth A. Wilson, Robert Gustafson 1994-5-13 2413 Los Angeles Santa Monica Mountains national Recreation Area; Upper Franklin Canyon Reservoir Comment
  UCR139884  Dudleya cymosa subsp. pumila Scott D. White 1997-5-8 5077 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
  CAS-BOT-BC428411  Dudleya lanceolata Alice Eastwood 1919-6-20 9043 Los Angeles Mt. Wilson Comment
  RSA608374  Dudleya lanceolata Leota Brice 1930-6-2 s.n. Los Angeles San Gabriel Canyon. Comment
  RSA767543  Dudleya lanceolata Reid V. Moran 1946-5-30 2063 Los Angeles San Gabriel Canyon; 8 kilometers below Rincon Guard St. 400 Comment
  SD207022  Dudleya lanceolata Reid Moran 1944-6-3 1885 Los Angeles Ridge east of Los Alisos Canyon; Sierra Santa Monica. 99 Comment
  UC1178504  Dudleya lanceolata Peter Kamb 1948-6-26 1122 Los Angeles near Sunland (Tujinga Wash) 350 Comment
  RSA739769  Eclipta prostrata John Dittes 2006-11-3 1426 Los Angeles Western Transverse Ranges, San Gabriel Mtns, Big Tujunga Canyon, 2.7 air miles SE of Mt. Mckinley, 3.8 air miles W of Big Tujunga Reservoir, 3.6 air miles NE of Mt. Gleason Jr. Highschool 512 Comment
  RSA760599  Eclipta prostrata R. G. Swinney 2008-12-4 9946 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  UCSB3674  Ehrendorferia chrysantha Kamb, Peter 1947-6-9 Los Angeles Angeles Crest highway at Ladybug Canyon, San Gabriel Mts. 1280 Comment
  OBI14179  Ehrendorferia chrysantha Bill Arbaugh 1966-5-28 11 Los Angeles Tajunga Wash 152 Comment
  UCR229524  Ehrharta erecta Dan S. Cooper 2011-2-21 211- 34 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SD252242  Ehrharta erecta Steven A. Junak 1999-7-17 Sca 1071 Los Angeles Santa Catalina Island. At Middle Ranch, Janet Takara's house, N side of house. 213 Comment
  JEPS45929  Eleocharis macrostachya Louis C. Wheeler 1934-5-14 2591 Los Angeles San Dimas Canyon San Gabriel Mountains 441 Comment
  RSA0107648  Eleocharis macrostachya R. G. Swinney 2011-6-23 15297 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  CAS-BOT-BC112850  Eleocharis macrostachya Joseph Cook (Rev.) Nevin 1904-5-1 s.n. Los Angeles Los Angeles River Comment
  UCR179244  Eleocharis montevidensis R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Morgan Canyon Debris Basin 366 Comment
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Nov 5 2010
  RSA126720  Elymus glaucus P. H. Raven 1959-5-9 14162 Los Angeles Santa Monica Mountains. Mulholland Hwy 1 mile W of Las Virgenes Road. Malibu Creek drainage, 274 Comment
  SEINET4678137  Elymus glaucus K. Dobry 1991-6-24 d 753 Los Angeles Soka University, Low Virgenes and Mulholland Highway. Santa Monical. Mountains.; 0 Comment
  UCD62338  Elymus glaucus subsp. glaucus Beecher Crampton 1964-6-20 7015 Los Angeles Ca. 18 miles n.e. Glendora, San Dimas Experimental Forest, Tanbark Headquarters, San Gabriel Mtns. 1219 Comment
  RSA0062696  Elymus trachycaulus R. G. Swinney 2010-10-13 14020 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  IRVC28698  Elymus triticoides A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25479 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  SD38368  Elymus triticoides Edith A. Purer 1933-5-30 4999 Los Angeles Sand dunes, Playa del Rey , on lee side of moving dune Comment
  UCR210303  Elymus triticoides R. G. Swinney 2008-10-16 9589 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA549175  Elytrigia intermedia subsp. intermedia Timothy S. Ross, Peter Fritsch 1990-6-20 3689 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  UCD119217  Emmenanthe penduliflora Lisa Peralta 1996-5-13 s.n. Los Angeles Santa Susana Mts. Towsley cyn. 1 mi. W of the Old Road. Comment
  RSA213388  Emmenanthe penduliflora M. B. Dunkle, Bonnie C. Templeton 1939-4-6 7302 Los Angeles Mosquito Harbor. San Clemente Island Comment
  RSA0105025  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-4-26 14488 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
  UCR222983  Encelia actoni R. G. Swinney 2009-5-13 10769 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  CAS-BOT-BC131224  Encelia californica S. Y. Parnay s.n. Los Angeles Griffith Park Comment
  SFV3869  Encelia californica K. A. Wilson 1961-2-18 849 Los Angeles Santa Monica Mountains Calabasas. Mulholland Highway. Comment
  UC2052841  Encelia californica M. B. Dunkle 1939-4-5 7280 Los Angeles San Clemente Island, Pyramid Cove. Comment
  UC472318  Encelia californica C. F. Millspaugh 1920-1-3 4527 Los Angeles Descanso Canyon Santa Catalina Island, Descanso Canyon Comment
  UCD131275  Encelia californica Gerald Dickinson 1962-4-22 16 Los Angeles 2 miles E of Topanga Canyon - Mulholland Dr. Santa Monica Mountains. 457 Comment
  UCR195288  Encelia californica Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1169 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 518 Comment
  RSA659123  Encelia farinosa LeRoy Gross 2001-3-16 342 Los Angeles Los Angeles Basin: Verdugo Mountains region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. 701 Comment
  UC1871160  Ephedra nevadensis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5003 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCR276941  Ephedra nevadensis R. G. Swinney 2010-5-21 12870 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA578131  Epilobium brachycarpum Tim S. Ross, Steve D. Boyd 1994-9-21 8327 Los Angeles 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100m W of the Cow Spring Canyon drainage. 1149 Comment
  UCR124724  Epilobium canum B. C. Templeton 1932-8-25 5070 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  POM214306  Epilobium canum subsp. canum Louis C. Wheeler 1931-11-11 346 Los Angeles N side of Santa Monica Mountains; near Girard. 457 Comment
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Apr 24 2014
  RSA272051  Epilobium canum subsp. canum Arthur L. Cohen 1934-8-2 489 Los Angeles Beverly Drive, Santa Monica. 61 Comment
  RSA526645  Epilobium canum subsp. canum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4218 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  RSA588401  Epilobium canum subsp. canum T. S. Clare 1930-10-26 s.n. Los Angeles Sierra Madre Canyon Comment
  RSA600884  Epilobium canum subsp. canum Louis C. Wheeler 1945-10-30 6162 Los Angeles San Gabriel Mountains. Kinneloa Canyon. 366 Comment
  UC56482  Epilobium canum subsp. canum Miss E. D. Palmer Nov. 1901 Los Angeles Los Angeles Comment
  RSA133433  Epilobium canum subsp. canum Peter H. Raven, H. J. Thompson 1959-9-27 25600 Los Angeles Sepulveda Canyon. Santa Monica Mountains. 244 Comment
  JEPS8607  Epilobium canum subsp. latifolium Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4194 Los Angeles along creek 2 mi s (above) Sycamore Camp Ground; San Gabriel Mountains, South Fork Little Rock Creek 1280 Comment
  POM21345  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  RSA448518  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-9-20 153 Los Angeles Barret Canyon off San Antonio Canyon, San Gabriel Mountains 1311 Comment
  UC107748  Epilobium canum subsp. latifolium C. A. Purpus July 1897 5584 Los Angeles n. Bear Creek 1219 Comment
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Mar 8 2013
  UCR277008  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-30 13908 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA72278  Epilobium glaberrimum subsp. glaberrimum Robert L. Dressler 1949-7-23 936 Los Angeles 3 mi. E of Crystal Lake, San Gabriel Mtns. 2134 Comment
  RSA600430  Epilobium paniculatum Louis C. Wheeler 1932-8-28 1306 Los Angeles San Jose Hills: 1/4 mile N of Puddingstone Dam. 274 Comment
  CAS-BOT-BC58050  Equisetum G. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canyon. 457 Comment
  RSA684650  Equisetum arvense L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  UCR147783  Equisetum hyemale subsp. affine Valerie Soza, Laura Moore 2000-6-14 1016 Los Angeles San Gabriel Mountains, Spring at Big Cienega, c. 0.6 mi NE of Deer Flat Campground along S Hawkins Road (FSR 3N07.2) 1982 Comment
  RSA720609  Equisetum laevigatum R. G. Swinney 1997-7-22 5720 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  RSA733661  Equisetum laevigatum R. G. Swinney 1998-7-24 6566 Los Angeles San Gabriel Mtns.: Upper Fish Fork of San Gabriel River. 1585 Comment
  SDSU1966  Equisetum laevigatum J. Godsil 1952-4-28 217 Los Angeles Little Dalton Canyon, above Glendora. 366 Comment
  UCR182751  Equisetum laevigatum R. G. Swinney 1997-7-22 5720 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR208238  Equisetum laevigatum L. C. Wheeler 1931-5-10 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns, San Dimas Canyon 381 Comment
  UCSC001070  Equisetum laevigatum Peter Kamb 1947-9-28 735 Los Angeles Pine Flats, San Gabriel Mts 1829 Comment
  UC729761  Equisetum telmateia subsp. braunii Carl B. Wolf 1932-5-12 3607 Los Angeles near bridge on lower rd. to isthmus Middle Ranch Canyon; Santa Catalina Isl. 30 Comment
  UCR108408  Eragrostis pectinacea var. pectinacea L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA596225  Eremocarpus setiger T. S. Ross 1990-6-11 3396 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  UC1130398  Eremocarpus setiger Jerome S. Horton 1936-9-3 404 Los Angeles San Dimas Lookout Pomona Quadrangle Comment
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May 8 2013
  CAS-BOT-BC162726  Eremothera boothii subsp. decorticans W. R. Dudley; F. H. Lamb 1896-6-12 4438 Los Angeles Near Gorman's Station - Tejon Pass, Mt. Pinos Region Comment
  RSA0105891  Eriastrum densifolium subsp. austromontanum Frances Runyan 1973-6-13 71 Los Angeles Agua Dulce [Canyon rd.], along both sides of the road, near jct. of freeway 610 Comment
  RSA0105894  Eriastrum densifolium subsp. austromontanum Thos. Craig 1927-6-19 462 Los Angeles Soledad Canon [canyon] Road near junction with Mint Canyon Road. Comment
  RSA0106908  Eriastrum densifolium subsp. austromontanum R. G. Swinney 1998-9-4 6896 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  RSA0104656  Eriastrum densifolium subsp. austromontanum Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson; San Gabriel Mts. 1795 Comment
  JEPS68719  Eriastrum densifolium subsp. elongatum Annie M. Alexander and Louise Kellogg 1939-6-26 850 Los Angeles Mint Canyon Comment
  SBBG122104  Eriastrum sapphirinum A. Parikh, N. Gale 2005-5-19 773 Los Angeles North Sierra Pelona, 1.4 km S of California Aqueduct, 2.5 km W of St Hwy 14 1010 Comment
  UC421673  Eriastrum sapphirinum John Thomas Howell 1928-6-10 3879 Los Angeles Monrovia Canyon San Gabriel Mts. Comment
  UCR239013  Eriastrum sapphirinum subsp. sapphirinum Anuja Parikh, Nathan Gale 2010-6-8 3268 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, northwest of Vincent and Soledad Pass, 3.3 km northwest of State Hwy 14, under power lines 1150 Comment
  CAS-BOT-BC515034  Eriastrum sapphirinum subsp. sapphirinum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  CAS-BOT-BC286762  Ericameria cuneata var. cuneata A. J. McC. 1892-9-1 114 Los Angeles Pasadena Comment
  JEPS86575  Ericameria linearifolia Roy E. Buck 1988-4-9 887 Los Angeles 14 air km ese Pearblossom (s side of Antelope Valley, e of Largo Vista Rd., ca 3.1 rd mi s of CA Hwy. 138, ca 0.3 air km e of wash draining Grandview Canyon); Antelope Valley, Grandview Canyon 1280 Comment
  UCR270943  Ericameria linearifolia R. G. Swinney 2010-5-12 12723 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  CAS-BOT-BC298901  Ericameria nauseosa var. bernardina Marcus E. Jones 1926-9-12 s.n. Los Angeles Swartout Valley, San Gabriel Mts Comment
  SBBG62915  Ericameria nauseosa var. hololeuca R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC298045  Ericameria nauseosa var. mohavensis C. B. Wolf 1931-10-23 2491 Los Angeles Swartout Valley 1 mile E of Wrightwood Lodge, San Gabriel Mts 1828 Comment
  LA202465  Ericameria palmeri var. pachylepis Jonathan Sauer; 1972-5-1 5075 Los Angeles San Gabriel Mountains, Aliso Canyon, E of Acton Comment
  RSA616058  Ericameria parishii Scott D. White 1997-1-20 6054 Los Angeles Santa Clara River Watershed: Headwaters of Iron Canyon and Oak Springs Canyon. 1160 Comment
  CAS-BOT-BC131660  Ericameria parishii var. parishii Peter H. Raven; Henry J. Thompson 1959-10-31 14722 Los Angeles Mandeville Canyon, 5.8 miles north of Sunset Boulevard 365 Comment
  CAS-BOT-BC293129  Ericameria pinifolia F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Near Los Angeles Comment
  POM211999  Ericameria pinifolia C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile E of Pacoima Creek Bridge on the Tujunga to San Fernando Road. 366 Comment
  POM359458  Ericameria pinifolia Geo. L. Moxley 1915-7-5 372 Los Angeles Arroyo Seco, Pasadena. Comment
  SBBG17793  Erigeron bonariensis P. H. Raven 1962-5-8 17616 Los Angeles barracks area, Wilson Cove 76 Comment
  RSA733570  Erigeron foliosus R. G. Swinney 1998-8-13 6750 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain 2427 Comment
  UCR204824  Erigeron foliosus R. G. Swinney 2005-8-22 8510 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  CAS-BOT-BC296197  Erigeron foliosus var. foliosus F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  SEINET3099880 Image available Erigeron foliosus var. foliosus G. Rink 2011-6-1 10579 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  UCR119286  Eriodictyon crassifolium A. C. Sanders, D. Malueg 1998-6-22 22049 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  POM223250  Eriodictyon crassifolium var. crassifolium Louis C. Wheeler 1933-6-24 1882 Los Angeles Verdugo Creek, Verdugo Hills. 534 Comment
  LA35983  Eriodictyon crassifolium var. nigrescens Peter H. Raven; 1960-5-15 15378 Los Angeles Santa Monica Mountains, Cold Canyon, junction of Mulholland Hwy with Cold Canyon Rd 365 Comment
  RSA747738  Eriodictyon crassifolium var. nigrescens Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12693 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  UC1124354  Eriodictyon crassifolium var. nigrescens G. T. Nordstrom 1935-5-10 574 Los Angeles 1 mi ne Blue Point; Tejon Quad., ne of Blue Point Comment
  UC1871047  Eriodictyon crassifolium var. nigrescens Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3922 Los Angeles Liebre Mountain: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1487 Comment
  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
  NY42966  Eriodictyon traskiae J. B. Walker 1995-4-8 1332 Los Angeles Santa Catalina Island, 1.5km S of Black Jack Mountain, along paved road 100 Comment
  CAS-BOT-BC222688  Eriodictyon trichocalyx Clare B. Hardham 1959-6-16 4871 Los Angeles Near Pear Blossom Comment
  UC1544815  Eriodictyon trichocalyx Almut G. Jones 1986-8-21 7243 Los Angeles along Hwy 2 between Big Pines and Wrightwood; bet Big Pines and Wrightwood 2300 Comment
  UCR100064  Eriodictyon trichocalyx R. G. Swinney 1969-4-5 328 Los Angeles San Gabriel Valley, 300 yards north of Hwy 66 in Irwindale, c. 500 yds. east of San Gabriel River Channel 171 Comment
  RSA659801  Eriodictyon trichocalyx var. trichocalyx Fred Brooks 1988-4-16 5 Los Angeles San Antonio Canyon, above lower ranger station at along edges of canyon, continuing up canyon sides. Comment
  RSA0082413  Eriogonum baileyi R. G. Swinney 2010-9-7 13680 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  RSA563032  Eriogonum brachyanthum D. Charlton 1991-5-27 5309 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
  CLARK-A1528-3665  Eriogonum cinereum John C. Roos 1942-9-26 1727 Los Angeles Santa Monica Comment
  POM78651  Eriogonum cinereum Albert J. Perkins 1918-10-28 s.n. Los Angeles Santa Monica Canon. Comment
  RSA393144  Eriogonum cinereum Wm. Martin 1971-8-25 s.n. Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  CHSC35461  Eriogonum cithariforme James Henrickson 1975-5-12 9604 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St.; in arroyo bottom. 1234 Comment
  POM180502  Eriogonum cithariforme var. agninum L. R. Abrams, E. A. McGregor 1908-6-21 392 Los Angeles Oak Grove Canyon, Liebre Mts. Comment
  RSA0019776  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-29 5758 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  SBBG64079  Eriogonum davidsonii R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  UC1595359  Eriogonum davidsonii Tim Ross, Steve Boyd 1990-6-18 3460 Los Angeles northerly draw draining to Jackson Lake Jackson Lake; San Gabriel Mtns., Camp Verdugo Pines and vicinity, Mescal C 1877 Comment
  UCR194063  Eriogonum davidsonii R. G. Swinney 1999-6-5 7259 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR204809  Eriogonum davidsonii R. G. Swinney 2005-8-26 8525 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, peak 6374, c. 1/2 mi. SW of Devils Chair 1943 Comment
  UCR239041  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3246 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 4.0 km west of State Hwy 14, 2.2 km southwest of California Aqueduct 1143 Comment
  RSA587495  Eriogonum elongatum var. elongatum Orlando Mistretta 1994-9-13 1471 Los Angeles San Gabriel Mountains: Santiago canyon. Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1189 Comment
  RSA0055776  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-4-28 12422 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  LA82476  Eriogonum fasciculatum var. foliolosum O. H. Kappler; 1940-6-9 45 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA15332  Eriogonum fasciculatum var. foliolosum Carl B. Wolf 1926-3-17 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  SEINET11937916  Eriogonum fasciculatum var. foliolosum H. W. Graham 1927-1 9- 9 -44 Los Angeles along trail and rd from Mt Lowe Tavern, Mt. Lowe to observatory and Mt. Wilson, near Los Angeles Comment
  CAS-BOT-BC250104  Eriogonum fasciculatum var. polifolium W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts Comment
  RSA581012  Eriogonum fasciculatum var. polifolium Jamie Kneitel 1994-4-28 36 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  RSA147823  Eriogonum giganteum var. giganteum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  CAS-BOT-BC253438  Eriogonum gracile J. Ewan 1930-10-22 3430 Los Angeles 4 miles from mouth of Bouquet Canyon Comment
  CAS-BOT-BC253441  Eriogonum gracile L. R. Abrams 1902-7-5 2721 Los Angeles San Gabriel Wash near Azusa Comment
  SEINET2042301 Image available Eriogonum gracillimum B. Pitzer 1998-5-12 3697 .2 Los Angeles Western Mojave Desert; ca. 18.3 air mi. NW of Adelanto, on dirt road, 0.3 mi E of 240th St. East. Ca. 6.8 mi N of intersection with El Mirage Road, and ca. 3.2 mi S of Avenue J (N5). (Adobe Mountain 7.5'Q) 890 Comment
  RSA393216  Eriogonum grande var. grande Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  UCR193550  Eriogonum maculatum R. G. Swinney 1999-6-28 7420 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA766494  Eriogonum microtheca var. corymbosoides Joseph A. Ewan 1936-7-27 9846 Los Angeles N. end of Table Mt., Swartout Valley. San Gabriel Mts. 2134 Comment
  UCR189730  Eriogonum nudum R. G. Swinney 1998-7-21 6482 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  RSA567296  Eriogonum nudum var. pauciflorum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3971 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  UCR145792  Eriogonum plumatella June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCSB1511  Eriogonum roseum Hoffmann, Ralph 1927-8-31 Los Angeles East Bonnet Comment
  CAS-BOT-BC262857  Eriogonum thurberi I. Johnston 1917-5-13 978 Los Angeles San Gabriel Wash 152 Comment
  SBBG127070  Eriogonum thurberi A. Parikh, N. Gale 2011-6-18 3487 Los Angeles Aliso Cyn, 1.4 km W of Angeles Forest Hwy, 0.1 km S of Aliso Cyn Rd; San Gabriel Mtns 1112 Comment
  SBBG65515  Eriogonum thurberi J. Ewan 1924-8-12 Los Angeles Tujunga Wash in San Fernando Valley 205 Comment
  SBBG64210  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  UCR222762  Eriogonum viridescens R. G. Swinney 2009-5-12 10748 B Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  RSA529138  Eriogonum wrightii var. subscaposum Tim S. Ross, S. D. Boyd 1991-7-24 5626 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  SD19702  Eriogonum wrightii var. subscaposum Mary Alice Stow 1937-9-26 Los Angeles Top of San Antonio Peak Comment
  OBI51925  Eriophyllum confertiflorum Patricia A. Krueger 1994-5-3 11 Los Angeles San Gabriel Mtns. 8 mi on 2N25-2 from Hwy 39 Comment
  POM357927  Eriophyllum confertiflorum Norman C. Cooper 1949-6-18 4192 Los Angeles San Gabriel Wash 366 Comment
  RSA772106  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10846 Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR223013  Eriophyllum confertiflorum R. G. Swinney 2009-5-5 10630 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA660099  Eriophyllum confertiflorum var. confertiflorum Orlando Mistretta 1992-6-12 551 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR273650  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-6-1 14952 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA249758  Eriophyllum pringlei R. F. Thorne, C. W. Tilforth 1973-4-20 s.n. Los Angeles San Gabriel Mountains. 1143 Comment
  UCR194842  Eriophyllum pringlei R. G. Swinney 1999-5-1 7093 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  OBI18704  Eriophyllum wallacei David J. Keil 1976-12-12 11890 Los Angeles Ca. 5 mi W of San Bernardino Co line along Calif 138 1128 Comment
  RSA598116  Erodium cicutarium Steve Boyd, Lauren Raz 1997-3-4 9141 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  LA200509  Erodium cicutarium C. L. Hogue; 1954-5-4 sn Los Angeles Santa Monica Mountains, off Mulholland Drive Comment
  SEINET8553327  Erodium cicutarium G. B. Grant 1901 to 1905 448 Los Angeles Pasadena, Pacific Coast Comment
  RSA390933  Erodium moschatum F. R. Fosberg 1931-4-10 689 Los Angeles Santa Catalina Island. Avalon Valley, Chicken Johnny s. 40 Comment
  RSA675967  Erodium moschatum LeRoy Gross 2003-3-9 814 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UCR99460  Eruca sativa L. C. Wheeler 1955-4-12 7124 Los Angeles Chavez Ravine, Los Angeles. Vacant lot at Colonel and Adobe Street 101 Comment
  UC10535  Erysimum capitatum J. H. Barber 1897-6-29 217 Los Angeles Bear Canyon and Mt. Gleason summit Comment
  RSA0091093  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-26 14868 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA573708  Erysimum capitatum var. capitatum Timothy S. Ross 1990-8-17 3152 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  UCR271673  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-31 14918 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
  CAS-BOT-BC55201  Erysimum suffrutescens Lewis S. Rose 1940-3-15 40133 Los Angeles Playa del Rey. 15 Comment
  CAS-BOT-BC55207  Erysimum suffrutescens Le Roy Abrams 1901-4-1 1200 Los Angeles Ballona Harbor. Comment
  RSA226212  Eschscholzia Gary D. Cromwell, David W. Wheat 1971-4-30 592 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora. 534 Comment
  RSA599891  Eschscholzia caespitosa subsp. caespitosa Louis C. Wheeler 1936-6-8 4135 Los Angeles San Gabriel Mountains: Bell Canyon. 701 Comment
  CAS-BOT-BC403157  Eschscholzia californica Alice Eastwood 1917-7-20 6495 Los Angeles Santa Catalina Island Comment
  RSA757995  Eschscholzia californica D. E. Bramlet, Jennifer Pareti 2008-4-14 4181 Los Angeles Transverse Ranges: Liebre Mtns reg: Bouquet Cyn.; Creek SE of Bouquet Cyn Rd and Vasquez Cyn. Road. Comment
  UCR141152  Eschscholzia californica June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  UCSB39772  Eschscholzia californica Cerda, P. 1977-5-3 Los Angeles Near Los Angeles County Arboretum, Arcadia Comment
  RSA234634  Eschscholzia californica var. peninsularis Robert F. Thorne 1970-3-5 39364 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
  CAS-BOT-BC520384  Eschscholzia minutiflora Steve Boyd; Gary Wallace 2011-4-14 12319 Los Angeles Transverse Ranges: Liebre / San Gabriel Mtns region. Acton Wash ca 3 km E of jct of Soledad Canyon Rd and Crown Valley Rd 829 Comment
  RSA445472  Eschscholzia ramosa F. R. Fosberg 1931-5-6 S- 4801 Los Angeles Cape Canyon. Santa Catalina Island. 250 Comment
  SD90377  Eschscholzia ramosa Robert F. Thorne 1966-4-15 36010 Los Angeles San Clemente Island; 0.5 mile southsoutheast of Eel Point, southwest side of island. 3 Comment
  SBBG131974  Eschscholzia ramosa S. A. Junak, B. Collins 1991-4-24 SCI 155 Los Angeles upper part of Eel Pt grade 198 Comment
  SD129433  Eucalyptus camaldulensis A. C. Sanders 1987-9-18 7151 Los Angeles El Segundo Dunes, west of Los Angeles Int. Airport and Pershing Dr. 38 Comment
  RSA673620  Eucalyptus viminalis LeRoy Gross 2003-1-25 686 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest. 610 Comment
  RSA612172  Eucrypta chrysanthemifolia Valerie L. Soza, J. Gural 1997-4-10 33 Los Angeles Bernard Field Station of the Claremont College, NW corner of Mills Ave and Foothill Blvd. 412 Comment
  SBBG106898  Eucrypta chrysanthemifolia M. L. Hoefs, R. F. Thorne 1996-4-6 2636 Los Angeles end of Renton Mine Rd 268 Comment
  RSA589178  Eucrypta chrysanthemifolia var. bipinnatifida Tim S. Ross 1991-4-28 4774 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  UC107099  Eucrypta chrysanthemifolia var. chrysanthemifolia T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  POM221982  Euphorbia crenulata L. C. Wheeler 1936-6-21 4163 Los Angeles W Fork Palmer Canyon, San Gabriel Mountains. 701 Comment
  RSA498944  Euphorbia crenulata L. C. Wheeler 1931-4-12 s.n. Los Angeles Liveoak Canyon (1/2 mi. above the dam) 457 Comment
  RSA598997  Euphorbia lathyris L. C. Wheeler 1951-5-27 6802 Los Angeles Potrero Chico. Ca. 1/2 mi. north of San Gabriel Blvd. on Rosemead Blvd. Comment
  CAS-BOT-BC202543  Euphorbia misella Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6944 Los Angeles Santa Catalina Island: slope ca. 1600 feet NE of Little Harbor; apparently on a substrate of the Mesozoic Franciscan Formation 51 Comment
  RSA127864  Euphorbia peplus P. H. Raven 1959-5-9 14174 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes rd. Malibu Creek drainage. 244 Comment
  SEINET12142100  Euphorbia peplus J. F. Bright 1934-1 9248 Los Angeles Santa Monica Coast Range Comment
  UCR109021  Euphorbia prostrata L. C. Wheeler 1951-8-19 6833 Los Angeles City of Pasadena, 1870 E. Walnut Street. 238 Comment
  SBBG112952  Euphorbia spathulata S. A. Junak 1998-6-12 SCa 727 Los Angeles E side of Catalina Harbor, upslope from Del Rey Yacht Club 73 Comment
  UCD170891  Euphorbia terracina A. C. Sanders 1998-10-10 22259 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon, Malibu Beach St. Park, mouth of Malibu Creek at Adamson House on E side of lagoon. 8 Comment
  SBBG128711  Extriplex californica M. L. Hoefs 1955-5-30 2153 Los Angeles Ben Weston Beach 4 Comment
  SBBG13426  Extriplex californica E. R. Blakley 1962-6-10 5222 Los Angeles Wilson Cove 6 Comment
  CATA450  Festuca myuros Sara L. Crockett 1997-3-18 590 Los Angeles Santa Catalina Island: Upper Cape Canyon; 1.0 mile NE on Cape Canyon Road from jct. with Middle Ranch Road, slope adjacent to first side canyon S and W of jct. with Lower Cape Canyon Reservoir Road 304 Comment
  IRVC26451  Festuca myuros A. C. Sanders, Mark Elvin, et al. 2003-3-4 25696 Los Angeles Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  SBBG131889  Festuca octoflora S. A. Junak, D. Wilken 1996-3-27 SCI 264 Los Angeles S of Eel Point on E side of rd, just N of building on W side of rd 21 Comment
  RSA517174  Ficus carica Tim S. Ross, Orlando Mistretta 1990-10-16 3278 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 665 Comment
  RSA609125  Ficus carica Louis C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Water Canyon. 579 Comment
  RSA682716  Ficus carica LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1105 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  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
  LA32063  Filago californica Peter H. Raven; Henry J. Thompson 1959-5-5 14152 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  RSA0048219  Firmiana simplex Lee Haines 1951-10-7 s.n. Los Angeles 16043 Rinaldi St., San Fernando. Comment
  SD38854  Foeniculum vulgare Edith A. Purer 1931-5-4 Los Angeles Los Angeles, Vacant lot south of city Comment
  CAS-BOT-BC52546  Frangula californica subsp. californica H. E. McMinn 1925-8-6 1554 Los Angeles Sawpit Dam, San Gabriel Mts. Comment
  UCR271964  Frangula californica subsp. californica R. G. Swinney 2011-6-20 15218 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  RSA188151  Frankenia grandifolia Robert F. Thorne, P. Everett 1965-6-23 34937 Los Angeles Santa Catalina Island. Benson Weston Beach, W side of island. At base of bluff S side of beach. Comment
  RSA4831  Frankenia grandifolia James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Comment
  UC420675  Frankenia salina I. Johnston 1917-6-19 1269 Los Angeles between Mesmer and Playa del Rey Comment
  RSA392133  Frasera neglecta Bonnie C. Templeton 1939-6-19 4932 Los Angeles Big Pines Park Comment
  UCR150463  Frasera neglecta R. G. Swinney 1999-6-21 7393 Los Angeles San Gabriel Mtns., Boulder Canyon, upper end near Hwy 2 1854 Comment
  CAS-BOT-BC223415  Fraxinus dipetala Timothy S. Ross 1992-4-21 6218 Los Angeles San Gabriel Mountains. Glendora Ridge Road: on the divide between San Dimas Canyon & Cattle Canyon, draining northwestward toward Peacock Canyon 1158 Comment
  RSA714693  Fraxinus dipetala A. C. Sanders, Mark A. Elvin 2003-6-18 26948 Los Angeles Around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  UCR84564  Fraxinus dipetala T. S. Ross, Steve Boyd 1994-5-10 7714 Los Angeles San Gabriel Mtns., Warm Springs Canyon: canyon bottom ad adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; c. 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon. 683 Comment
  CAS-BOT-BC212391  Fremontodendron californicum Carl B. Wolf 1936-5-27 7861 Los Angeles Aliso Canyon to Buckhorn Flats Road, 8 mi. above Tie Camp Summit, San Gabriel Mts. 1676 Comment
  RSA599886  Fremontodendron californicum Steve D. Boyd, Lauren Raz 1997-5-6 9731 Los Angeles Liebre Mountains region: Northern flank of Red Mountain, near the head of Clearwater Canyon, ca. 0.1 mile east of the saddle divide with Ruby Canyon. 915 Comment
  RSA367723  Fritillaria biflora Anstruther Davidson 1892-04 s.n. Los Angeles Cahuenga. Comment
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Oct 3 2010
  RSA304279  Fritillaria biflora James R. Shevock 1971-4-25 1025 Los Angeles Tapia Co. Park 152 Comment
  POM175432  Fritillaria pinetorum Joseph A. Ewan 1930-6-24 2676 Los Angeles N slope Mt Islip, San Gabriel Mountains 2287 Comment
  SFV21460  Funastrum cynanchoides var. hartwegii L. Gross, V. Soza, S. Tessel 2001-6-4 394 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. Cleared area for fire safety near homes. Dry, south-facing hillside. 274 Comment
  CHSC3732  Galium angustifolium Sue Boergadine 1966-4-28 6 Los Angeles App. 8 mi NE of Newbell 914 Comment
  UCR223482  Galium angustifolium R. G. Swinney 2009-5-28 10917 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  POM367677  Galium angustifolium subsp. angustifolium Fordyce Griffiths Jr. 1910-06 s.n. Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA617734  Galium angustifolium subsp. angustifolium Scott D. White, Sandra Leatherman 1998-5-22 6554 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. 426 Comment
  UCR269113  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-23 2529 Los Angeles San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 61 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon 1144 Comment
  RSA585414  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-5-29 2688 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd from ca 3730-3750, then S of the road. 1143 Comment
  SD39774  Galium angustifolium subsp. angustifolium Edith A. Purer 1933-10-7 5582 Los Angeles Stabilized sand dunes, El Segundo Comment
  RSA597008  Galium angustifolium subsp. gabrielense Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3803 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  POM367735  Galium aparine F. R. Fosberg 1931-3-20 S 4311 Los Angeles Santa Catalina Island. Hamilton Canyon. 20 Comment
  SEINET269285  Galium aparine Scott D. White, Chet McGaugh 1995-5-9 3014 Los Angeles East edge of santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of san Fernando Road and 457 Comment
  UC1587718  Galium aparine Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-19 5261 Los Angeles westerly fork of canyon draining to Mosquito Cove ([drainage beginning 800 ft n of Rest [1336'] marker, 1800 ft se of Malo Knoll [1396'], beginning of drainage); San Clemente Island, Near-Death Canyon 384 Comment
  UCR197748  Galium aparine Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 60 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
  RSA170451  Galium aparine J. D. Olmsted 1960-5-15 1465 Los Angeles Base of Cedar Falls, Main Fork Snow Creek, San Jacinto Mts, alt 3500ft. San Gorgonio River. 1067 Comment
  RSA652699  Galium aparine Phillip Robinson 1991-5-19 377 Los Angeles Sycamore Canyon 0.25 miles south of Bererly Blvd and WOrkman Mill Road. 2.2 miles east of Workman Mill Road on trail into Canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy]. At end of right fork of trail. Comment
  UC416548  Galium catalinense R. L. Pendleton 1909-7-2 1380 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  SD86318  Galium catalinense subsp. acrispum R. Beauchamp, M. Douglas 1972-3-24 3219 Los Angeles On canyon cliff, San Clemente Island 99 Comment
  UCR131638  Galium catalinense subsp. acrispum Tim Thomas 1997-10-20 1901 Los Angeles Channel Islands, San Clemente Island, southwest end 396 Comment
  UCR269137  Galium grande Orlando Mistretta, Jamie Reese 2011-7-28 6006 Los Angeles San Gabriel Mountains, along Rincon Red Box Road, on the divide between West Fork San Gabriel River Canyon and East fork Santa Anita Canyon, 0.75 air miles northwest of Monrovia Peak 1451 Comment
  RSA228844  Galium johnstonii Robert F. Thorne 1971-6-26 39996 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  RSA529165  Galium johnstonii Tim S. Ross, Steve D. Boyd 1991-7-24 5672 Los Angeles Granite Mountain. 1902 Comment
  RSA774803  Galium johnstonii R. G. Swinney 2009-7-23 11399 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1595372  Galium johnstonii Tim Ross 1992-7-16 6699 Los Angeles ridgeline between Iron Mtn and Condor Peak (nw spur of 5162' knoll); San Gabriel Mts. 1490 Comment
  UCD121800  Galium johnstonii Robert F. Thorne; M. Z. Thorne 1967-7-19 37168 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1981 Comment
  RSA0088158  Galium porrigens R. G. Swinney 2010-3-14 11903 Los Angeles 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
  RSA654219  Galium porrigens var. porrigens Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 949 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 640 Comment
  UC1595495  Galium porrigens var. porrigens Tim Ross 1992-7-10 6679 Los Angeles creek between Coldwater Canyon and Wickiup Canyon (n and ne slope above stream); San Gabriel Mountains, Big Tujunga Creek 975 Comment
  RSA5987  Galium trifidum Carl B. Wolf 1932-9-13 4060 Los Angeles Bryant Ranch, 250 ft. S of N boundary and 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
  CLARK-A1528-4210  Galvezia speciosa John C. Roos 1966-2-4 Los Angeles Claremont Comment
  SFV21385  Gamochaeta ustulata L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 44 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 586 Comment
  CAS-BOT-BC186346  Garrya flavescens Timothy S. Ross; Darin Banks 1994-4-13 7542 Los Angeles Lower Spunky Canyon: eastern slope at the effluence of the canyon into Bouquet Reservoir 926 Comment
  RSA569952  Garrya flavescens Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4862 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  CAS-BOT-BC158004  Garrya veatchii Ernest Braunton 1903-1-10 791 Los Angeles Arroyo Seco 243 Comment
  RSA638976  Gayophytum diffusum subsp. parviflorum Valerie L. Soza, LeRoy Gross 1999-9-14 641 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  SBBG61274  Gayophytum diffusum subsp. parviflorum R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SEINET13276744 Image available Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-1 14981 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three "dry lakes" (Chilao Flat 7.5' Q.) 1207 Comment
  RSA630265  Gayophytum heterozygum Scott D. White, Dave Bramlet 1998-8-11 7026 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA311412  Gayophytum oligospermum Cheryl A. Lawson 1971-7-11 420 Los Angeles San Gabriel Mts., Angeles National Forest, above Crystal Lake, near Calif. State Highway 39. Comment
  RSA802452  Gayophytum oligospermum Orlando Mistretta, Youssef Atallah 2011-8-16 6048 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
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Mar 6 2019
  RSA511030  Genista canariensis Pinney 1890-1 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  UC2029997  Genista canariensis Valerie Soza, LeRoy Gross 2001-4-18 1139 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, between Little Santa Anita and Santa Anita Canyons, southern end of FS Road 2N40 (San Olene Station). Comment
  CATA1635  Genista linifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2918 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  RSA724634  Gilia achilleifolia K. Dobry 1991-5-11 D- 206 Los Angeles Cold Creek Cyn. Santa Monica off Stunts Rd. Comment
  RSA655748  Gilia achilleifolia subsp. achilleifolia James Henrickson 2000-4-15 20686 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  RSA469712  Gilia aliquanta subsp. aliquanta B. C. Templeton, I. W. Clokey 1930-4-8 1047 Los Angeles South of Saugus. 500 Comment
  LA33443  Gilia angelensis Peter H. Raven; Henry J. Thompson 1959-4-3 13924 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  SD69496  Gilia angelensis Robert F. Thorne 1966-4-7 35938 Los Angeles Santa Catalina Island; dr, southsoutheast-facing rocky slopes at Cherry Valley. 60 Comment
  RSA470222  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1908-05 1798 Los Angeles Hollywood. Comment
  UC124602  Gilia capitata subsp. abrotanifolia A. Davidson M. D. May 1908 1798 Los Angeles Hollywood Comment
  UC303700  Gilia capitata subsp. abrotanifolia D. L. Crawford Jun 1913-June 1915 Los Angeles mts. above Claremont; mts. above Claremont 1981 Comment
  VVC3366  Gilia capitata subsp. abrotanifolia Tim Thomas 1973-4-24 15 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  RSA470236  Gilia capitata subsp. abrotanifolia B. C. Templeton, I. W. Clokey 1930-4-8 1028 Los Angeles One mi. no. of Elizabeth Lake. 450 Comment
  LA88522  Gilia latiflora subsp. davyi O. H. Kappler; 1945-4-20 735 Los Angeles near Gorman 1066 Comment
  SEINET3163622  Gilia latiflora subsp. exilis G. B. Grant 1906-6-15 506 Los Angeles at Summit of Mt. Wilson; San Gabriel Mts., southern California 1829 Comment
  UCR52298  Gilia latiflora subsp. latiflora A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 1988 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  SBBG64427  Gilia latiflora subsp. latiflora H. and M. Dearing 1930-4-15 Los Angeles Cajon Pass to Palmdale Comment
  RSA0014578  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2011-6-18 5722 Los Angeles Aliso Cyn drainage, on Forest Rd. 4N24 1.0 miles S of junction with Aliso Cyn Rd. 1083 Comment
  RSA725134  Gilia modocensis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -15 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
  UCR206441  Gilia modocensis R. G. Swinney 2008-6-10 9001 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA526066  Gilia nevinii Steve Boyd, Orlando Mistretta, L. Arnseth, Bart O'Brien, Tom Hayduk 1990-4-6 4165 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  RSA545185  Gilia nevinii T. S. Ross 1992-4-14 6164 Los Angeles San Clemente Island: Central E side of island, rutted channel that runs N from Nanny Canyon, 300m N from the mouth of NC. 69 Comment
  RSA549900  Gilia nevinii Peter L. Morrell, Orlando Mistretta, L. Arsneth 1992-4-5 128 Los Angeles San Clemente Island: S-facing slope in Guds area on extreme S end of island. 175 Comment
  CAS-BOT-BC402014  Gilia ochroleuca subsp. bizonata Alice Eastwood; John Thomas Howell 1937-4-26 3963 Los Angeles Near Palmdale Comment
  UCR209870  Gilia ochroleuca subsp. bizonata R. G. Swinney 2008-7-16 9243 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  RSA0017208  Gilia ochroleuca subsp. bizonata G. R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  CAS-BOT-BC402074  Gilia ochroleuca subsp. vivida Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  UCR200253  Gilia sinuata J. M. Porter 1998-4-27 11825 Los Angeles San Gabriel Mountains, north slope, Z9 Road, off Largo Vista 1372 Comment
  CAS-BOT-BC303659  Glebionis coronaria Austin Griffiths 1967-5-24 5276 Los Angeles Pacific Beach Comment
  IRVC27810  Gnaphalium californicum A. C. Sanders 2005-5-11 30155 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  RSA0037193  Gnaphalium californicum Pam De Vries 1996-5-12 38 Los Angeles City of Rancho Palos Verdes, 0.5 mi SE of jct of Palos Verdes Dr. So. and Paseo Del Mar. Comment
  POM292425  Gnaphalium chilense Arthur L. Cohen 1935-8-23 715 Los Angeles Los Anitas Canyon, Pacific Ocean. 3 Comment
  RSA761772  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  POM358904  Gnaphalium palustre Geo L. Moxley 1917-9-7 s.n. Los Angeles At Cota, near Long Beach. Comment
  RSA230673  Gnaphalium palustre R. F. Thorne, M. Z. Thorne 1969-7-9 38511 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  UCR155935  Gnaphalium palustre A. C. Sanders 2005-5-5 29900 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  POM358929  Gnaphalium ramosissimum Louis Greata 1900-9-23 s.n. Los Angeles Eagle Rock. Comment
  CAS-BOT-BC108970  Goodmania luteola James L. Reveal 1988-5-17 6799 Los Angeles Antelope Valley, along G Street at 40th Street, in a field northwest of this junction and the bike path of Apollo Park. 731 Comment
  CAS-BOT-BC110272  Grayia spinosa A. D. E. Elmer 1902-6-1 3613 Los Angeles Palmdale. Comment
  RSA177585  Grayia spinosa S. Carlquist, James Henrickson 1965-4-22 1703 Los Angeles 11 miles east of Palmdale. Comment
  SFV16359  Grayia spinosa J. W. Dole 1991-5-11 s. n. Los Angeles Mojave Desert Antelope Valley. Little Rock. Comment
  RSA161202  Guillenia lasiophylla P. H. Raven 1962-3-27 16994 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  RSA67376  Guillenia lasiophylla F. W. Peirson 1919-5-14 4431 Los Angeles Eaton Canyon 762 Comment
  SBBG8306  Gutierrezia microcephala R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CAS-BOT-BC302129  Gutierrezia sarothrae LeRoy Abrams 1902-7-5 2720 Los Angeles Near the power house, San Gabriel Canyon Comment
  CAS-BOT-BC282860  Hainardia cylindrica Steven A. Junak 1985-5-14 SCI- 71 Los Angeles Central portion of island alond main road, roughly midway beween intersection with road to Lemon Tank and intersection with road to Peak 1603 and Field Station at Cemera Pad Stone, San Clemente Island 381 Comment
  PASA1713  Haplopappus pinifolius Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  UCR218010  Haplopappus venetus A. C. Sanders, Dan S. Cooper 2010-8-5 38576 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  SEINET3148103  Harpaecarpus minimus G. B. Grant 1906-6-17 543 a-6689 Los Angeles Summit Mt. Wilson 1829 Comment
  SBBG131569  Harpagonella palmeri S. A. Junak 2000-4-15 SCa 1219 Los Angeles Avalon Cyn, E of Lone Tree, at head of cyn, next to top of S-facing bluffs 445 Comment
  CATA3526  Hazardia detonsa Peter J. Dixon 2017-6-23 093 Los Angeles Santa Catalina Island: Channel side; Wrigely Memorial and Botanic Garden, naturalized in semi-natural drainage within garden, near bridge 0 Comment
  CAS-BOT-BC307293  Hazardia squarrosa var. grindelioides Fordyce Grinnell, Jr. 1917-9-9 s.n. Los Angeles Cahuenga Pass near Los Angeles Comment
  JEPS19465  Hazardia squarrosa var. grindelioides Peter H. Raven 1957-9-21 11325 Los Angeles nw end U.C.L.A. Campus; Los Angeles, U.C.L.A. Campus Comment
  OBI33605  Hedypnois rhagadioloides A. R. Roos 1954-5-17 s.n. Los Angeles Near N Kenmore and Oakdale Sts, Hollywood 91 Comment
  RSA623465  Helenium bigelovii L. C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  RSA629684  Helenium puberulum Scott D. White, David E. Bramlet 1998-8-11 7041 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR219433  Helianthus annuus R. G. Swinney 2009-3-28 10185 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  POM223440  Helianthus californicus Garrettson 1936-4-29 29 Los Angeles Garfield Ave. near Grove Street, south of Monterey park Comment
  UC129175  Helianthus gracilentus T. B. 1904-3-1 4709 Los Angeles hills near Claremont Comment
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Jun 3 2012
  UCR78125  Helianthus gracilentus Wandalee Thompson 1964-4-11 6 Los Angeles San Gabriel Mtns., Liebre Mountains, Angeles National Forest, San Francisquito Canyon Road at Road Camp No. 7, San Francisquito Canyon. 640 Comment
  RSA0008271  Helianthus nuttallii subsp. parishii J. M. Porter 2006-11-5 12260 .4 Los Angeles Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon. 1000 Comment
  RSA0008274  Helianthus nuttallii subsp. parishii J. M. Porter 2006-11-5 12260 .1 Los Angeles Newhall Ranch, Castaic Spring, ca. 400 m S of the Santa Clara River, between Dead End Canyon and Middle Canyon. 1000 Comment
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Jun 26 2019
  NY621873  Helianthus nuttallii subsp. parishii L. T. Chamberlain s.n. Los Angeles Comment
  POM369742  Heliotropium curassavicum var. oculatum M. Salino 1943-07 s.n. Los Angeles vacant lot near Bimini Baths Comment
  UCR131375  Hemizonia australis Jeremiah George 2000-8-22 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA251475  Hemizonia clementina R. F. Thorne 1973-4-12 42905 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  UCR101216  Hemizonia kelloggii Steve Boyd, L. Raz 1997-6-18 9990 Los Angeles San Gabriel Mtns., Liebre Mountains, along Elizabeth Lake Road in Leona Valley, south of Portal Ridge, 5.1 rd. mi west of intersection with 90th St. W. 1055 Comment
  RSA561589  Hemizonia pungens subsp. pungens Steve Boyd, Orlando Mistretta 1993-6-10 8188 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along Santa Clara Rd (3N17.9), 1/4 mile E of May Canyon Saddle, just north of May Peak. 914 Comment
  UCR177503  Hemizonia pungens subsp. pungens LeRoy Gross 2005-5-19 2304 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  SBBG28967  Hesperocnide tenella L. C. Wheeler 1932-4-23 649 Los Angeles Mandeville Cyn 137 Comment
  RSA657973  Hesperocnide tenella Christopher Vellema 2001-2-4 113 b Los Angeles Verdugo Mountains; City of Glendale, Canyon to the east of Dead Horse Canyon under half a mile from Greenbriar Street. 390 Comment
  UCR277154  Heterocodon rariflorum R. G. Swinney 2011-6-15 15204 Los Angeles San Gabriel Mountains, Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy 1631 Comment
  CAS-BOT-BC143676  Heteromeles arbutifolia Le Roy Abrams; E. A. McGregor 1908-6-20 413 Los Angeles Liebre Mountains, Elizabeth Lake Comment
  CHSC95815  Heteromeles arbutifolia Joseph Marlowe Keefe 2001-1-19 30949 Los Angeles San Rafael Mountains. Eagle Rock District, Los Angeles, CA 90041 South by southeast face of The Eagle Rock. 304 Comment
  SBBG12785  Heteromeles arbutifolia E. R. Blakley 1962-6-9 5208 Los Angeles between Triangulation Pts "Chenity" and "Rest"; above Mosquito Cove 335 Comment
  UCR271609  Heteromeles arbutifolia R. G. Swinney 2011-11-3 15991 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  RSA0074434  Heterotheca grandiflora S. Koukol, E. Lutz 1998-4-26 8 Los Angeles Claremont, along W side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  UC897765  Heterotheca grandiflora L. R. Abrams 1904-8-26 6345 Los Angeles Inglewood Comment
  JEPS19510  Heterotheca grandiflora Peter H. Raven 1957-9-21 11324 Los Angeles nw end U.C.L.A. Campus Comment
  OBI45223  Heterotheca grandiflora Rudy Mattoni April1986 s.n. Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles International Airport 6 Comment
  RSA0074431  Heterotheca grandiflora C. B. Wolf 1931-5-13 2002 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  UC1215245  Heterotheca grandiflora Peter H. Raven 1962-4-11 17285 Los Angeles n of a point due w Wall 2 (on a large dune); San Clemente Island 30 Comment
  HSC5317  Heterotheca sessiliflora subsp. echioides W. H. Kinch 1954-9-30 19 Los Angeles N of Claremont on the road to Mt. San Antonio 610 Comment
  RSA93229  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1225 Los Angeles Roadside near Sierra Madre. Comment
  CAS-BOT-BC310838  Heterotheca sessiliflora subsp. fastigiata David D. Keck 1932-10-14 1951 Los Angeles Tujunga Wash, 4 miles east of Van Nuys, on Van Owen Street Comment
  RSA0063113  Heuchera elegans T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3808 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip]. 1866 Comment
  SFV20785  Hirschfeldia incana L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 692 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  RSA86997  Hoffmannseggia glauca F. W. Peirson 1914-07 1994 Los Angeles Coyote Pass, Los Angeles. 4 miles SE of Los Angeles. 2 miles SE of Lincoln Park. Comment
  RSA594459  Hoita macrostachya Steve Boyd, Lauren Raz 1996-9-24 8949 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
  UCR205035  Holodiscus discolor R. G. Swinney 2003-5-12 8203 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  CAS-BOT-BC149957  Holodiscus discolor var. discolor Joseph Andorfer Ewan 1933-7-4 7876 Los Angeles Spanish Canyon above Monrovia, San Gabriel Mts. 609 Comment
  UCR271180  Holodiscus microphyllus var. microphyllus R. G. Swinney 2011-9-27 15695 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  UCR95511  Holodiscus microphyllus var. microphyllus L. C. Wheeler 1966-10-6 8960 Los Angeles San Gabriel Mtns., Mt. Williamson 2485 Comment
  SBBG131445  Hordeum intercedens S. A. Junak 1996-4-11 SCI 287 Los Angeles W edge of coastal flats, ca. 0.1 mi N of Triangulation Pt "Red" 12 Comment
  UCR94711  Hordeum jubatum A. C. Sanders, E. J. Lott 1993-5-6 13992 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA0055948  Hordeum murinum Richard G. Swinney 2010-4-30 12460 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  UCR259570  Hordeum murinum R. G. Swinney 2010-5-7 12605 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  UCD85927  Hordeum murinum subsp. glaucum A. A. Beetle 1942-4-18 3249 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  POM293791  Horkelia cuneata subsp. puberula Lyman D. Benson 1945-5-11 11713 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  POM43358  Horkelia rydbergii Robert Kessler 1921-7-4 3442 Los Angeles Pine Flats. Comment
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Jul 29 2016
  UCR209453  Horkelia rydbergii R. G. Swinney 2008-10-10 9545 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  SD127583  Hosackia crassifolia var. crassifolia Scott Zona, D. Arias, O. Dorado, M. Hanson, J. -L. VillaseAor 21-28 Jun 1989 345 Los Angeles Mountain High Ski Resort, west of Wrightwood, north slopes of San Gabriel Mountains, in sunny areas on ski runs & at base of slopes in disturbed areas 2018 Comment
  CHSC84000  Hosackia oblongifolia John Dittes 1990-6-20 126 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. On creek bank. 1493 Comment
  LA211986  Hosackia oblongifolia var. oblongifolia Orlando Mistretta; 1990-7-2 4478 Los Angeles SAN GABRIEL MOUNTAINS, Bear Flat. 1746.0 Comment
  SEINET480173  Hulsea heterochroma D. Wilken 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Hwy 39 about 1 mile west of junction to Crystal Lake, San Gabriel Mountains Comment
  CAS-BOT-BC312623  Hulsea vestita subsp. vestita A. D. E. Elmer 1902-6-1 3700 Los Angeles Acton, Mt. Gleason Comment
  RSA642509  Hydrocotyle ranunculoides D. E. Bramlet 1999-11-10 2826 Los Angeles Snow Creek, City of Industry. 16m east of Valley Blvd. and 107 north of Grand Ave. 229m west of the existing San Jose Creek flood control channel. 55 Comment
  UCD86578  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Westwood. NW corner of Sunset Blvd. and Groverton St. Comment
  RSA584503  Hypochaeris glabra Timothy S. Ross 1992-5-24 6411 Los Angeles Brown's Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  RSA716552  Hypochaeris glabra Andrea Edwards, Pam De Vries 2006-5-15 105 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA366847  Iris pseudacorus Robert Gustafson 1981-3-18 2131 Los Angeles Ballona Wetlands, Area 3. Comment
  OBI13701  Juglans californica Unknown 1964-4-18 107 Los Angeles End of Colima Dr past post office tract. E slope of Topanga Cyn, Santa Monica Mts Comment
  RSA0011164  Juglans californica var. californica Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1051 a Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, W of Morris Reservoir. Adjacent to E-facing firebreak west of Silver Fish Road (FS Road 2N28), ca. 3.2 miles west of San Gabriel Canyon Road (Hwy 39) along Silver Fish Road. 793 Comment
  RSA0011161  Juglans californica var. californica Wesley O. Griesel 1986-4-25 s.n. Los Angeles Elsmere Canyon area 457 Comment
  UCR231392  Juncus Dan S. Cooper 2011-9-30 911- 131 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Royce Canyon 264 Comment
  UCR207990  Juncus bufonius F. R. Fosberg 1931-5-4 S- 4751 Los Angeles Channel Islands, Santa Catalina Island; below second bridge below Eagles Nest 140 Comment
  POM1543  Juncus bufonius I. M. Johnston 1916-12-29 s.n. Los Angeles Claremont, just south of town. Comment
  RSA624992  Juncus bufonius var. bufonius L. C. Wheeler 1963-6-2 8259 Los Angeles San Gabriel Mountains: Valley Forge Campground, West Fork San Gabriel River. 1037 Comment
  RSA577431  Juncus bufonius var. occidentalis Joseph A. Ewan 1936-7-22 9794 Los Angeles Big Pines Meadow, San Gabriel Mountains. 2073 Comment
  RSA0094631  Juncus duranii Duncan S. Bell, Sandra Llamas, Koto Tikande 2015-7-2 8516 Los Angeles Western slopes of Mount Baden-Powell; north slope of Mount Hawkins, in the vicinity of Lily Spring. 2453 Comment
  IRVC5137  Juncus macrophyllus Peter H. Raven, H. J. Thompson 1960-7-17 15563 Los Angeles Old Topanga Canyon, shaded creek bed. Comment
  UCR273381  Juncus macrophyllus R. G. Swinney 2011-10-18 15806 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  RSA368289  Juncus oxymeris Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon 488 Comment
  POM1605  Juncus rugulosus I. M. Johnston 1917-6-14 1341 Los Angeles West of Pomona. Comment
  SBBG126955  Juncus rugulosus A. Parikh, N. Gale 2011-7-14 3557 Los Angeles West Fork San Gabriel River, 2.6 km W of St Hwy 39; San Gabriel Mtns 615 Comment
  JEPS45904  Juncus textilis Louis C. Wheeler 1933-12-24 2347 Los Angeles San Dimas Canyon Dam San Gabriel Mts. 426 Comment
  RSA368354  Juncus textilis F. R. Fosberg 1930-6-26 S- 3018 Los Angeles Lower Ballona Creek. 10 Comment
  RSA188239  Juncus xiphioides Robert F. Thorne, Percy C. Everett 1965-6-23 34955 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon 91 Comment
  UCR206139  Juncus xiphioides R. G. Swinney 2008-5-30 8909 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UCR208199  Juncus xiphioides I. M. Johnston 1917-6-14 1273 Los Angeles San Gabriel Valley, west of Pomona Comment
  CAS-BOT-BC81005  Juniperus californica Vernon O. Bailey 1907-10-30 s.n. Los Angeles San Fernando Comment
  RSA352424  Juniperus californica F. R. Fosberg 1931-11-22 7061 Los Angeles Big Rock Creek 1400 Comment
  RSA653383  Juniperus californica LeRoy Gross 2000-8-25 260 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park,entered from Foothill Blvd onto Orcas Ave 324 Comment
  UC1584225  Juniperus californica Tim Ross and Steve Boyd 1990-6-6 2808 Los Angeles Green Valley Pasture Angeles National Forest, Saugus District, San Francisquito C (lake Hughs USGS 7.5 ft quad.) 926 Comment
  HSC95556  Keckiella cordifolia John Dittes 1990-6-11 91 Los Angeles San Gabriel Mtns., La Tuna Canyon, N slope of Verdugo Mtn., 0.8 mi. E of debris basin dam, small tributary canyon with drainage on S side of L Tuna Canyon Rd. 424 Comment
  LA82044  Keckiella cordifolia O. H. Kappler; 1940-6-23 74 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA3242  Keckiella cordifolia Carl B. Wolf 1931-6-25 2240 Los Angeles Wash SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon). 61 Comment
  SD253522  Keckiella ternata R. G. Swinney 2011-7-7 15427 Los Angeles San Gabriel Mountains: Colby Ranch, S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Canyon. 1220 Comment
  UCR277416  Keckiella ternata R. G. Swinney 2010-8-23 13583 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  RSA550394  Keckiella ternata subsp. ternata Tim S. Ross 1992-7-10 6683 -B Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons; N and NE slope above stream. 975 Comment
  CAS-BOT-BC246114  Keckiella ternata var. ternata Geo. B. Grant 1904-6-27 1796 Los Angeles Mt. Lowe 1828 Comment
  UC1584061  Keckiella ternata var. ternata Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4041 Los Angeles nne of Tie Summit Station (e of Angeles Forest Highway); San Gabriel Mountains, Tujunga Ranger District 1566 Comment
  RSA0042466  Kickxia elatine Naomi Fraga 2014-4-2 s.n. Los Angeles Rancho Santa Ana Botanic Garden near pond and cultivar garden. 396 Comment
  UC444967  Kickxia spuria D. L. Crawford Aug 1915 503 Los Angeles mountains near Claremont Comment
  RSA20389  Kochia californica Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 9475 Los Angeles 5 miles W of Lancaster on the Antelope Valley Rd. Comment
  SBBG59411  Koeleria macrantha R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SBBG49899  Krascheninnikovia lanata L. S. Matlovsky 1975-3-27 DM- 1114 Los Angeles West Avenue S, near Palmdale Lake, Anaverde Valley Comment
  SBBG118937  Lactuca serriola S. D. White with P. De Vries 2004-6-14 10493 a Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  UCR130501  Lactuca serriola R. E. Riefner Jr. 2000-8-29 00- 758 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
  RSA533896  Lactuca serriola Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5144 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
  POM352650  Lamarckia aurea H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  SD253341  Lamarckia aurea R. G. Swinney 2011-3-26 14231 Los Angeles San Gabriel Mountains: San Dimas Experminetal Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  UCR124615  Lamarckia aurea I. W. Clokey, B. C. Templeton 1929-1 4512 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCSB12224  Lamarckia aurea Hochberg, Fred 1961-3-17 Los Angeles 20 meters below Milk Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  SEINET4670730  Lamarckia aurea H. M. Hall 1903-1 3734 Los Angeles Near Los Angeles Comment
  PASA736  Langloisia matthewsii Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  SBBG50870  Lantana camara Ming-Hwa Fu 1961-4-29 23 Los Angeles cultivated on Hilgard Avenue, Westwood Village Comment
  RSA657446  Lantana montevidensis S. Campbell 1980-6-2 30 Los Angeles Verdugo Mountains Region: Found 50 feet west of Sierra Place. 244 Comment
  RSA578735  Larrea tridentata Tim S. Ross, J. Mark Porter 1994-5-1 7579 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  SFV2006  Larrea tridentata M. L. Vincent 1962-10-4 292 Los Angeles Mojave Desert Antelope Valley. 2 miles north of Littlerock off main Highway 138, in back of Telephone building. Comment
  UCSB9885  Larrea tridentata Albright, S. 1957-4-21 Los Angeles 6 mi North of Lancaster on US #6 701 Comment
  SBBG61764  Lastarriaea coriacea R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  SEINET13710413  Lasthenia californica J. Adams, J. Adams (Botany) 1965-1 69 Los Angeles Claremont, Pomona College Wash 1100 Ft 335 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
  SD5688  Lasthenia gracilis T. S. Brandegee 1894-8-19 Los Angeles San Clemente Island Comment
  UC174193  Lasthenia gracilis Katharine Brandegee Los Angeles Saugus Comment
  POM361592  Lasthenia gracilis Tom Burch 1940-03 s.n. Los Angeles Castaic. 610 Comment
  SD69639  Lathyrus tingitanus Robert F. Thorne 1966-6-1 36461 Los Angeles Santa Catalina Island, on dry north-facing bluff along Pebbly Beach Drive SE of Avalon 7 Comment
  RSA545250  Lathyrus vestitus subsp. alefeldii D. Propst, Mark Hoefs 1973-3-3 51 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon. 137 Comment
  RSA405690  Lathyrus vestitus subsp. laetiflorus Freda Detmers 1929-4-21 s.n. Los Angeles Topango Canyon Comment
  UC15339  Lathyrus vestitus subsp. laevicarpus J. H. Barber 1897-1-9 14 Los Angeles Santa Monica Canyon Comment
  RSA0082882  Layia glandulosa R. G. Swinney 2010-5-19 12776 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA630308  Layia glandulosa L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  UCR280520  Layia glandulosa R. G. Swinney 2014-4-17 16067 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  RSA0083165  Layia platyglossa R. G. Swinney 2010-6-1 13129 Los Angeles lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent. 994 Comment
  CAS-BOT-BC380213  Layia platyglossa Louis C. Wheeler 1936-4-12 644 Los Angeles Mouth Brown Canyon, Santa Monica Mts. 137 Comment
  SBBG108412  Layia platyglossa T. Ross 1995-5-21 8607 Los Angeles terrace on W side of Chenetti Cyn and just N of Snail Cyn, 4300 ft SSE of triangulation point Rest (1336 ft) and 3540 ft NNW of triangulation point Slope (781 ft) 271 Comment
  RSA11174  Layia platyglossa subsp. campestris C. B. Wolf 1926-4-3 197 Los Angeles 1/2 mile east of San Fernando Comment
  SD87762  Lemmonia californica F. W. Peirson 1921-6-14 2421 Los Angeles Tujunga Comment
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Mar 26 2016
  UCSB10039  Lepidium flavum Haller, John 1957-4-13 Los Angeles 1 mile W of Los Angeles- San Bernardino Co. line; ca. 32 road miles E of Palmdale 914 Comment
  CAS-BOT-BC89418  Lepidium fremontii A. D. E. Elmer 1902-6-1 3632 Los Angeles Lancaster. Comment
  SEINET11983351  Lepidium fremontii H. M. Hall 1902-1 3037 Los Angeles Antelope Valley Comment
  CAS-BOT-BC89537  Lepidium lasiocarpum Ernest Braunton 1903-3-1 840 Los Angeles Playa del Rey. 1 Comment
  UCD115714  Lepidium latifolium C. W. Tilforth; W. Wisura 1979-5-23 1810 Los Angeles East side of Lamberton Ave., cross-street Dominguez and Alameda St., between Compton and Dominguez. Comment
  CAS-BOT-BC60043  Lepidium virginicum var. menziesii Geo. B. Grant 1901-3-8 5590 Los Angeles Glen Mary [?]. Comment
  UC450913  Leptodactylon californicum Fay A. MacFadden 1931-3-26 8 E Los Angeles n side Tuna Canyon (Verduga Hills); , n side Tuna Canyon Comment
  UCR78144  Leptodactylon californicum Wandalee Thompson 1964-4-22 34 Los Angeles Transverse Range; Liebre Mtns., Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest 808 Comment
  SEINET14160670  Leptosiphon aureus subsp. aureus H. M. Hall 1902-1 3031 Los Angeles Antelope Valley, Rock Creek 1219 Comment
  CHSC3694  Leptosiphon breviculus Mary MacArthur 1966-6-4 40 Los Angeles Chilao. Stream bed. 1524 Comment
  POM346557  Leptosiphon breviculus Barry Burnell 1970-4-24 195 Los Angeles 3.2 miles south of Highway 138 on N4 1371 Comment
  RSA772294  Leptosiphon breviculus R. G. Swinney 2009-4-28 10524 Los Angeles summit of Mt. Emma. 1585 Comment
  SEINET13387059 Image available Leptosiphon breviculus R. G. Swinney 2011-1 15478 Los Angeles San Gabriel Mountains: "Strawberry Potrero", uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5' Q.) 1426 Comment
  UCR223456  Leptosiphon breviculus R. G. Swinney 2009-6-8 11099 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
  RSA599902  Leptosiphon parviflorus L. C. Wheeler 1933-5-5 1691 Los Angeles San Gabriel Mountains: Fish Canyon. 274 Comment
  UCR231173  Lessingia filaginifolia Dan S. Cooper 2011-11-9 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, upper part of 'Boys Camp Canyon' southwest of LA Zoo 244 Comment
  RSA755726  Lessingia glandulifera var. glandulifera R. G. Swinney 2008-10-7 9479 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UCR209243  Lessingia glandulifera var. glandulifera R. G. Swinney 2008-10-7 9479 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR281302  Lessingia glandulifera var. glandulifera R. G. Swinney 2014-4-17 16083 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  CAS-BOT-BC274474  Leymus triticoides John R. Hodgson 1928-6-12 265 Los Angeles Peace Valley Comment
  RSA512030  Leymus triticoides L. C. Wheeler 1966-10-1 8931 Los Angeles near Wickiup Canyon 975 Comment
  SDSU21070  Lilium humboldtii subsp. ocellatum Ian Cain, Natasha Bartely 2010-6-23 1540 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  CDA20466  Limonium sventenii M. O'Brien 2003-12-12 MOB 26 -03 Los Angeles South Coast; Malibu Creek State Park. Sheet 1 of 2 0 Comment
  UC52530  Linanthus aureus Dr. Davidson Los Angeles Los Angeles Comment
  HSC104238  Linanthus aureus subsp. aureus R. G. Swinney 2009-4-24 10442 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR151965  Linanthus bigelovii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 874 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  HSC17058  Linanthus californicus C. S. Apperson 1967-6-15 Los Angeles 1.0 mi. down Canton Canyon Trail from the Townsend Park Rd. Comment
  UCSB5147  Linanthus californicus Ballard 1954-5-27 Los Angeles Near Glendora in Little Dalton Canyon; San Gabrial Mtns. 350 Comment
  RSA468433  Linanthus californicus subsp. glandulosus M. Bisbee 1917-5-3 s.n. Los Angeles Chaparral slopes, n. Eagle Rock Comment
  UCR147538  Linanthus concinnus Naomi Fraga, Et al. 2004-5-26 1223 Los Angeles Transverse Ranges; San Gabriel Mountains, Off of Largo Vista Road, near intersection of dirt road that leads to Big John Flats 1585 Comment
  RSA599289  Linanthus parryae Steve Boyd, Lauren Raz 1997-3-31 9425 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA523352  Linanthus parryae G. H. True 1935-4-19 273 Los Angeles Lovejoy Butte. 854 Comment
  UCR209155  Linaria canadensis Dan S. Cooper 2009-4-30 409- 3 .1 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  RSA400295  Linaria canadensis var. texana Reid V. Moran 1941-3-11 696 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch. 300 Comment
  CDA20534  Linaria dalmatica J. Santos 2005-5-24 PDR 1252339 Los Angeles Transverse Ranges; Hungry Valley Off Road Vehicle State Park at 4600 Orwin Way, Gorman. 0 Comment
  UCR193680  Lithophragma R. G. Swinney, Dave Larson 1999-5-15 7141 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  SEINET3161061  Lithophragma affine G. B. Grant 1904-5-5 701 Los Angeles Garvanza Comment
  IRVC26632  Lithophragma affine subsp. mixtum Reid Moran 1941-3-6 682 Los Angeles Santa Catalina Island; Middle Ranch Canyon; N side of bank Channel Islands 300 Comment
  UCR204206  Lithophragma maximum Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark, Steve Burckhalter 1996-4-20 165 Los Angeles Channel Islands, San Clemente Island, third canyon south of Bryce 305 Comment
  POM47663  Lithophragma tenellum F. W. Peirson 1921-6-16 4690 Los Angeles Summit of Mt. Waterman, San Gabriel Mountains 2317 Comment
  UCR191524  Lithophragma tenellum R. G. Swinney 1998-7-8 6338 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA439334  Lobelia dunnii var. serrata Geo L. Moxley 1914-9-6 270 Los Angeles Arroyo Seco, near Switzer's Camp Comment
  RSA2058  Lobelia dunnii var. serrata Ernest Braunton 1928-09 1021 Los Angeles San Gabriel Canyon 610 Comment
  CDA20113  Lobularia maritima M. O'Brien 2003-4-2 MOB 12 -03 Los Angeles South Coast; El Matador Beach in Robert H. Meyer Memorial State Beach. 0 Comment
  RSA590848  Loeseliastrum matthewsii T. S. Ross, S. D. Boyd 1990-5-29 2670 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  UC557668  Logfia filaginoides Nell Murbarger 1936-5-1 202 Los Angeles mesa summit and w side San Clemente Island Comment
  SBBG109044  Logfia gallica S. A. Junak 1996-5-30 SCl 549 Los Angeles E end of upper terrace of island, at end of rd to Camera Pad Boulder, just E of Triangulation Stn "Roger" 579 Comment
  POM1293  Lolium perenne Shaw 1900-5-22 119 Los Angeles Claremont. Comment
  POM356960  Lolium perenne subsp. multiflorum Anstruther Davidson 1917-06 3184 Los Angeles Cienega Comment
  RSA725310  Lolium perenne subsp. multiflorum K. Dobry 1991-6-13 d- 701 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  POM1284  Lolium temulentum W. R. Shaw 1900-6-11 s.n. Los Angeles Claremont. Comment
  RSA610972  Lolium temulentum L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel River, ca. 0.3 miles upstream from Alder Gulch 1226 Comment
  UC1714472  Lolium temulentum D. L. Crawford 1916-5-20 Los Angeles mts above Claremont; mts. above Claremont Comment
  RSA667963  Lomatium dasycarpum Peter J. Mehringer 1958-3-8 s.n. Los Angeles Decker Canyon Road, near Mulholland Dr., Santa Monica Mountains. 366 Comment
  SBBG59713  Lomatium dasycarpum subsp. dasycarpum M. N. Ackley 1928-4-11 Los Angeles Verdugo Hills, Roscoe Comment
  SFV7984  Lomatium lucidum T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1350 Los Angeles San Gabriel Mountains Near lower Trail Canyon. 732 Comment
  UCR138531  Lomatium lucidum L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns., Center Creek off of Gold Creek off of Little Tujunga Creek. 854 Comment
  UC1349279  Lomatium mohavense J. Massey and J. Henrickson 1966-4-9 1174 Los Angeles 1 mi. s.w. Piute Butte (Mojave Desert); Mojave Desert Comment
  RSA597746  Lomatium mohavense subsp. mohavense T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3749 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  UC1971137  Lomatium nevadense var. parishii Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. Comment
  UCR98729  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-1 9682 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
  RSA0084176  Lomatium utriculatum Scott D. White, Sandra L. Leatherman 1998-5-19 6526 Los Angeles Castaic Lake Area: Grasshopper Cyn. watershed, between 1-5Fwy./Old Ridge Route and the Lake. Proposed North Lake Planned community. Large area, has evidenly been heavily grazed for many years. 427 Comment
  UCR183991  Lomatium utriculatum A. C. Sanders 2007-4-19 33413 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  CAS-BOT-BC240485  Lonicera hispidula H. E. McMinn 1924-7-1 1317 Los Angeles Santa Catalina Comment
  CLARK-A1528-2397  Lonicera hispidula var. vacillans Henry Joseph Thompson 1960-6-7 3070 Los Angeles Malibu Canyon 152 Comment
  CAS-BOT-BC240749  Lonicera interrupta Timothy S. Ross; Steve Boyd 1990-6-1 2779 Los Angeles San Gabriel Mountains. Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason) 1194 Comment
  CAS-BOT-BC234859  Lonicera subspicata var. denudata LeRoy Abrams 1902-6-15 2544 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  JEPS23710  Lonicera subspicata var. denudata Peter H. Raven, Henry J. Thompson 1959-10-11 13758 Los Angeles Saddle Peak Santa Monica Mountains 822 Comment
  UCR140958  Lonicera subspicata var. denudata June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek site, Fenner Canyon 1768 Comment
  CAS-BOT-BC198531  Lotus John H. Thomas 1957-5-8 6739 B Los Angeles About 13 miles NE of center of Pasadena, San Gabriel Mountains 1676 Comment
  RSA527741  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4309 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  UCR13467  Lotus argophyllus subsp. ornithopus O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA251398  Lotus argophyllus subsp. ornithopus R. F. Thorne 1966-4-15 36016 Los Angeles San Clemente Island, ca. 0.5 miles SSE of Eel Point, SW side of island. 30 Comment
  RSA406767  Lotus argophyllus subsp. ornithopus F. H. Elmore 1939-2-18 409 Los Angeles San Clemente Island Comment
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May 16 2008
  SFV11235  Lotus corniculatus D. K. Shayne 1966-3-9 102 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  UCR124709  Lotus crassifolius B. C. Templeton 1932-6-19 4939 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  RSA599766  Lotus crassifolius var. crassifolius Steve Boyd, David E. Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9785 Los Angeles Liebre Mountains region: Along summit of Liebre Mountain on Forest Service Road 7N23, 0.6 miles west of the intersection with 7N23E leading to Bear Gulch Camp. 1097 Comment
  POM147963  Lotus dendroideus var. dendroideus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  UCR191729  Lotus grandiflorus A. C. Sanders 2008-4-23 35087 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  JEPS55487  Lotus heermannii Frank W. Peirson 1918-5-21 99 Los Angeles Arroyo Seco San Gabriel Mountains 487 Comment
  UCR127194  Lotus humistratus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26280 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  UC1595267  Lotus nevadensis var. davidsonii Tim Ross 1992-7-16 6691 Los Angeles just e Military Reservation (near summit of Mt. Gleason); San Gabriel Mountains, Mt. Gleason 1901 Comment
  UCR73381  Lotus nevadensis var. davidsonii T. S. Ross 1991-8-14 5789 Los Angeles San Gabriel Mtns., Pacifico Mtn Rd, 0.5 mi east of Lower Pacifico Campground Rd. 1927 Comment
  UC144651  Lotus oblongifolius var. oblongifolius C. F. Baker Jun 1904 5059 Los Angeles Claremont Comment
  UC1871340  Lotus procumbens var. procumbens T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3977 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  CAS-BOT-BC168243  Lotus salsuginosus A. C. Sanders; Tricia Wotipka; Mark A. Elvin; et al. 2003-4-28 26135 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA0087023  Lotus salsuginosus R. G. Swinney 2010-3-18 11978 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA591987  Lotus salsuginosus Mark Hoefs, Doug Propst 1973-4-6 165 Los Angeles Santa Catalina Island. Ridge above Black Jack Camp 473 Comment
  RSA0020368  Lotus scoparius Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5075 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR255845  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-4 12486 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR276789  Lotus scoparius subsp. scoparius R. G. Swinney 2011-3-29 14260 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
  UCR281641  Lotus scoparius subsp. scoparius R. G. Swinney 2014-5-8 16475 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  UC1870184  Lotus scoparius var. scoparius LeRoy Gross, Laura Moore 2000-6-5 202 Los Angeles Transverse Ranges; Verdugo Mts region; Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. Elev. 900 Feet. 274 Comment
  POM1924  Lotus strigosus C. F. Baker 1904-2-17 4003 Los Angeles Claremont Comment
  RSA515131  Lotus strigosus Aaron Liston 1989-4-28 795 -9 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  UCR276913  Lotus strigosus R. G. Swinney 2011-3-29 14272 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
  RSA252894  Lotus strigosus R. F. Thorne 1973-5-11 43550 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  RSA587525  Lotus strigosus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1099 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  RSA724524  Lotus strigosus K. Dobry 1990-3-25 100 Los Angeles Simi Hills at Dayton Canyon Comment
  RSA90422  Lotus strigosus F. W. Peirson 1921-6-20 4076 Los Angeles N fork San Gabriel River 914 Comment
  UC1594417  Lotus strigosus Tim Ross 1992-4-14 6179 Los Angeles above Nanny Canyon drainage channel (87 degrees s and ca 280 m distant from where drainage meets the sea, central e side of San Clemente Island); San Clemente Island 76 Comment
  UCR200202  Lotus wrangelianus Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 902 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  UCR91539  Ludwigia peploides B. G. Pitzer, Paul Gomez 1996-4-28 2738 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  UCD170858  Lupinus R. G. Swinney 2009-5-13 10791 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
  UC864978  Lupinus albifrons C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4746 Los Angeles Boquet Canyon Comment
  SEINET10488423  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa# 6450 x 7325 (1) Comment
  UCR57214  Lupinus albifrons var. eminens R. G. Swinney 1989-6-23 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Glendora Wilderness Park, N end of Big Dalton Dam 518 Comment
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May 13 2010
  UC584116  Lupinus benthamii David D. Keck, Palmer Stockwell 1935-5-16 3312 Los Angeles on Old Ridge Route ca 1 mi se Gorman (northern Los Angeles Co.); Old Ridge Route Comment
  UC718435  Lupinus benthamii P. C. Everett 1935-6-10 7099 Los Angeles 1/4 mi e Gorman (Liebre Mts.); , e of Gorman 1219 Comment
  RSA0047915  Lupinus bicolor R. G. Swinney 2010-5-12 12737 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA0106835  Lupinus bicolor R. G. Swinney 2011-5-10 14633 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  UCR146122  Lupinus bicolor Michael Denslow, Steve Boyd 2003-5-7 1085 Los Angeles Transverse Ranges; San Gabriel Mountains region, Lower Glendora Ridge Motorway (1N26) above Azusa. 610 Comment
  OBI70649  Lupinus bicolor Tim Ross, Steve Boyd 1990-6-6 2831 Los Angeles Green Valley Pasture (in San Francisquito Cyn): T6N R14W, N1/2 NW 1/4 sec 7 on Lake Hughes USGS 7.5' quad 1036 Comment
  RSA640249  Lupinus bicolor R. F. Thorne, C. W. Tilforth 1971-4-9 41544 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  RSA756181  Lupinus bicolor Orlando Mistretta 2008-4-3 2268 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
  RSA599879  Lupinus bicolor subsp. marginatus Steve Boyd, Lauren Raz 1997-5-6 9724 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA474238  Lupinus chamissonis Jack Rempel 1932-4-24 15243 Los Angeles El Segundo. Comment
  RSA659951  Lupinus concinnus Orlando Mistretta 1992-5-18 347 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR190459  Lupinus concinnus R. G. Swinney 2001-4-18 7894 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  RSA0092866  Lupinus concinnus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 362 Los Angeles Santa Catalina Island: Cape Canyon, along road to Cape Canyon Reservoir, just SE of pump house by creek. 305 Comment
  RSA3738  Lupinus concinnus subsp. orcuttii Carl B. Wolf 1932-5-10 3529 Los Angeles At summit of Equestrian Trail back of Avalon, Santa Catalina Island. 305 Comment
  RSA87205  Lupinus elatus F. W. Peirson 1921-6-16 2438 Los Angeles Waterman ridge 2287 Comment
  RSA0073381  Lupinus excubitus subsp. austromontanus Mitch Provance, Callen Huff 2009-4-29 10684 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091. 1432 Comment
  UCR273396  Lupinus excubitus var. hallii R. G. Swinney 2011-4-26 14498 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  SEINET10870993  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 x succ.(?) Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  CAS-BOT-BC216537  Lupinus excubitus var. johnstonii Joseph Andorfer Ewan 1932-5-29 7184 Los Angeles Summit of Mount Gleason 1828 Comment
  UC1584913  Lupinus formosus Tim Ross, Steve Boyd 1991-7-24 5664 Los Angeles vicinity Granite Mountain (San Gabriel Mountains); Pacifico Mountain quad., San Gabriel Mts., Granite Mountain 1889 Comment
  RSA167055  Lupinus formosus W. G. Webb 1935-1-27 s.n. Los Angeles Near Glendale Comment
  SEINET8042182  Lupinus formosus G. B. Grant, W. Wheeler 1904-5-7 728 /6256 Los Angeles Glendora Comment
  RSA778874  Lupinus formosus var. formosus Orlando Mistretta, Christine Mistretta 2010-6-1 5225 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  SEINET3245941  Lupinus fulcratus G. K. Helmkamp, E. A. Helmkamp 2010-1 16526 Los Angeles Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedt Spring 7.5') 2234 Comment
  SBBG98500  Lupinus hirsutissimus T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5268 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll Comment
  UC56595  Lupinus hirsutissimus Miss E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  RSA534075  Lupinus hirsutissimus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5268 Los Angeles San Clemente Island: westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of rest [1336] marker; 1800 t SE of Malo Knoll [1396]) 384 Comment
  SDSU19994  Lupinus longifolius S. H. Bullock 1968-4-6 54 Los Angeles Claremont, north of Foothill Blvd. between Dartmouth and College Ave. 366 Comment
  UCR4177  Lupinus longifolius R. H. Sauer 1965-4-13 s.n. Los Angeles Western Transverse Range; San Gabriel Mtns. Foothills, Next to domestic water intake dam in Arroyo Seco Canyon, Pasadena 366 Comment
  HSC104226  Lupinus microcarpus R. G. Swinney 2009-4-24 10439 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA599614  Lupinus microcarpus Steve Boyd, Lauren Raz 1997-4-16 9508 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
  SBBG66989  Lupinus microcarpus var. microcarpus R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  HSC14929  Lupinus odoratus C. S. Apperson 1966-4-4 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  SEINET13203165 Image available Lupinus sparsiflorus R. G. Swinney 2010-1 11832 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  SFV7993  Lupinus sparsiflorus T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1359 Los Angeles San Gabriel Mountains On hillside adjacent to lower Trail Canyon. 793 Comment
  HSC14873  Lupinus sparsiflorus C. S. Apperson 1966-5-2 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  SFV1918  Lupinus sparsiflorus P. G. Kilburn 1958-4-18 754 Los Angeles Solemint Canyon about 3 miles south of junction with U.S. Highway 6. Comment
  RSA414811  Lupinus sparsiflorus subsp. sparsiflorus T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  RSA655742  Lupinus sparsiflorus subsp. sparsiflorus James Henrickson 2000-4-15 20692 Los Angeles 1 mile SE of Newhall in Whitney Canyon SE of junction of San FernandoRoad and State Hwy 14, in open grazed ridge along Whitney Canyon road just S of Whitney Canyon. 610 Comment
  RSA625862  Lupinus succulentus Scott D. White, Pam De Vries 1998-4-19 6271 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  OBI70652  Lupinus succulentus Tim Ross 1991-3-9 4180 Los Angeles Whittier Hills (Puente Hills, pro parte) SE side of ridgetop knoll, head of Oak Cyn; T2S R11W; center of NW/4 sect 14 369 Comment
  RSA213356  Lupinus succulentus Reid V. Moran 1941-3-2 666 Los Angeles Between Wilsons Cove and Howlands, Santa Catalina Island 25 Comment
  SD84827  Lupinus succulentus Reid Moran 1941-3-2 666 Los Angeles Santa Catalina Island; between Wilson's Cove and Howlands. 24 Comment
  LA52455  Lupinus truncatus Carl Epling; 1931-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA82127  Lupinus truncatus O. H. Kappler; 1941-4-13 199 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0097614  Lupinus truncatus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14332 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
  SEINET10489069  Lupinus truncatus Collins, 1973-4-30 Collins 248 Los Angeles Angeles national forest, san gabriel mtns. Ca 1/2-1 mi into canyon from start Of pack trail, on open grassy slope, coastal sage scrub. Trail canyon. 640 Comment
  UCR281613  Lupinus truncatus R. G. Swinney 2014-5-19 16568 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA601056  Lycium cooperi Steve D. Boyd, Lauren Raz 1997-6-18 9998 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 2.4 road miles west of intersection with Highland St. 878 Comment
  UCR131626  Lycium cooperi L. C. Wheeler 1932-4-10 608 Los Angeles Mojave Desert, 2 miles west of Palmdale 762 Comment
  UCSB18024  Lycium cooperi Gates, C. 1963-5-3 Los Angeles State Highway 138, 11.2 miles E of Pearblossom 1066 Comment
  SD44601  Lyonothamnus floribundus Reid Moran 1949-2-8 3152 Los Angeles Canyon above Whites Landing, Catalina Id. Comment
  CATA2543  Lyonothamnus floribundus subsp. aspleniifolius Michael R. Benedict 1971-6-26 Los Angeles San Clemente Island: Near grove of Prunus, south fork of Eagle Canyon, northerly of triangulation point ""Gray"" 457 Comment
  RSA155823  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island: lower end of Bullrush Canyon. 198 Comment
  SBBG51682  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62512 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  SBBG51688  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 -518 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  CATA49  Lysimachia arvensis USC Wrigley Interns: Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 28 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  VVC3233  Lythrum californicum Tim Thomas 1979-7-26 260 Los Angeles Transverse Range, Santa Monica Mountains, Cold Creek Canyon Preserve, Murphy Ranch spring 559 Comment
  SEINET6065314  Lythrum californicum Unknown 1996-6-12 8838 Los Angeles Liebre Mountains Comment
  RSA188373  Madia exigua R. F. Thorne, Percy C. Everett 1965-6-22 34909 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  UC625141  Madia exigua F. R. Fosberg 1931-5-4 S 4762 Los Angeles Bullrush Canyon Santa Catalina Island 60 Comment
  RSA92237  Madia minima F. W. Peirson 1920-6-10 238 Los Angeles summit of Mt. Wilson 2134 Comment
  CAS-BOT-BC206293  Malacothamnus fasciculatus var. nuttallii Alice Eastwood 1933-10-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden Comment
  RSA674794  Malacothamnus marrubioides Scott D. White, Kent Hughes 2000-5-16 7836 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SBBG72792  Malacothamnus orbiculatus R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  SBBG72798  Malacothamnus orbiculatus R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  SBBG121833  Malacothrix clevelandii A. Parikh, N. Gale 2005-6-17 785 Los Angeles Portal Ridge, 1.6 km NNE of intersection of N2/Johnson Rd, 2.1 km E of intersection of N2/Munz Ranch Rd 1135 Comment
  UC517549  Malacothrix clevelandii John Thomas Howell 1928-5-6 3778 Los Angeles on trail to Madrono Flat; San Gabriel Mts., East Fork of Santa Anita Canyon Comment
  UCR1614  Malacothrix coulteri R. G. Barber 1962-4-14 27 Los Angeles Western Mojave Desert, c. one mile north of center of Lancaster on Hwy 6 [Sierra Hwy], east of hwy. across from the Desert Inn [44219 Sierra Hwy, S of Ave. J] 710 Comment
  OBI69365  Malacothrix saxatilis var. tenuifolia John Knapp, Denise Knapp 2002-11-27 25 Los Angeles Santa Catalina Island 82 Comment
  POM156278  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1902-6-20 2568 Los Angeles Ballona marshes near Mesmer. Comment
  LA94274  Malosma laurina Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  RSA386411  Malosma laurina Robert Gustafson 1980-7-9 1807 Los Angeles Ballona Wetlands, Area 3. Comment
  SEINET10629052  Malus pumila Heidi H. Schmidt 1999-10-14 Schmidt 3843 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET10629054 Image available Malus sylvestris Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3775 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA608878  Malva parviflora Louis C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  RSA529299  Malva parviflora Tim S. Ross 1991-4-8 4457 Los Angeles Elephant Hill: western Pomona. 229 Comment
  UCR187254  Marah fabacea A. C. Sanders 2006-4-21 32130 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  RSA0119953  Marah macrocarpa R. G. Swinney 2014-5-21 16626 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  UC890399  Marah macrocarpa F. R. Fosberg 1931-3-18 S 4287 Los Angeles Hamilton Canyon Santa Catalina Island 10 Comment
  UCR165240  Marrubium vulgare A. C. Sanders, Helen Kennedy 2005-4-13 29482 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
  UCR281954  Marrubium vulgare R. G. Swinney 2014-5-15 16539 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
  OBI8151  Marrubium vulgare Lewis Meltz 1977-4-9 LM 19 Los Angeles Along rd cut of old Mt Wilson toll rd 2.5 km NE of Eaton Cyn bridge Comment
  RSA409823  Marrubium vulgare E. Crow 1928-4-11 241 Los Angeles Puddingstone Canyon Hills, S of San Dimas. Comment
  RSA582440  Marrubium vulgare Louis C. Wheeler 1931-4-6 s.n. Los Angeles 2 mi. N of Claremont. 412 Comment
  RSA608716  Marrubium vulgare Louis C. Wheeler 1931-3-31 s.n. Los Angeles Huntington's Grove, [Vicinity of Claremont]. Comment
  POM362436  Matricaria matricarioides Robert Gustafson 1978-6-1 976 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA144586  Meconella denticulata W. R. Ernst 1957-4-19 158 Los Angeles San Gabriel Canyon: Highway 39. 0.4 mi. S of Rincon Ranger Station. Comment
  UC72701  Meconella denticulata Geo. B. Grant May 1901 1009 Los Angeles Eagle Rock Valley Comment
  CLARK-A1528-4929  Medicago lupulina John C. Roos 1937-5-31 2033 Los Angeles San Gabriel Mountains Comment
  RSA749113  Medicago lupulina R. G. Swinney 2005-8-9 8418 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCR273580  Medicago lupulina R. G. Swinney 2011-7-7 15466 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area 1098 Comment
  SBBG133373  Medicago polymorpha J. Lambert, S. McDonough 2005-4-6 Bot 53 -05 Los Angeles Swat 2 near roadside 16 Comment
  SBBG67107  Medicago polymorpha M. N. Ackley -Mar-1926 575 Los Angeles Eagle Rock 182 Comment
  POM348026  Medicago polymorpha M. Bisbee 1917-4-10 s.n. Los Angeles Garden, Eagle Rock Comment
  POM155788  Medicago sativa M. B. Dunkle 1928-4-13 1863 Los Angeles Renton Mine Road, Santa Catalina Island. 274 Comment
  POM348065  Medicago sativa Edwin Kline 1924-6-11 s.n. Los Angeles Los Angeles. Comment
  UC53402  Melica imperfecta J. Burtt Davy 1896-5-20 2647 Los Angeles Leonis Valley; Eell's Comment
  UCR200145  Melica imperfecta Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 801 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  RSA151241  Melilotus albus Peter H. Raven 1962-7-10 17959 Los Angeles San Clemente Island, road near northwest end of island. Comment
  SFV1928  Melilotus albus P. M. Kennamer 1958-8-7 6 Los Angeles San Fernando Valley San Fernando Valley State College campus on Lindley Ave. Road bed opposite Building F. 274 Comment
  POM348189  Melilotus indicus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  RSA12180  Melilotus indicus Carl B. Wolf 1934-4-11 5636 Los Angeles Bryant Ranch, E of Long Beach, in 1.48 acre tract at 7th and Hathaway. 23 Comment
  SFV6136  Mentzelia affinis M. H. Grayum, D. R. Perry 1974-4-3 7442 Los Angeles Palos Verdes Peninsula Palos Verdes Peninsula. Coastal bluff at Flat Rock Point. 15 Comment
  RSA0038372  Mentzelia affinis Sol Karlin s.n. Los Angeles Palmdale-Lake Hughes. 609 Comment
  RSA604854  Mentzelia albicaulis A. C. Sanders 1988-4-3 7736 Los Angeles 1.3 miles NW of the San Bernardino County line Hwy 138, 2 miles NW of Pinyon Hills. 1159 Comment
  RSA0114887  Mentzelia congesta R. G. Swinney 2011-4-26 14504 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
  RSA578278  Mentzelia gracilenta Tim S. Ross, Steve D. Boyd 1994-5-4 7641 Los Angeles Liebre Mountains, San Francisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit 1055 Comment
  JEPS42773  Mentzelia micrantha F. M. Reed 1909-7-2 2818 Los Angeles Pebble Beach Road Catalina Island 15 Comment
  RSA3504  Mentzelia micrantha Carl B. Wolf 1932-5-9 3447 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  SD69646  Mentzelia micrantha Robert F. Thorne 1966-6-1 36470 Los Angeles Santa Catalina Island; near base of rocky east-facing bluff opposite Pebbly Beach terminal. 7 Comment
  UCR192875  Mentzelia micrantha R. G. Swinney 1998-8-6 6721 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, c. 0.25 mi. above confluence of Falls Gulch on west side of river 1012 Comment
  POM83230  Mentzelia micrantha Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  RSA83764  Mentzelia micrantha H. E. Hasse 1890-5-18 s.n. Los Angeles Santa Monica Mt. Comment
  UC19590  Mentzelia montana H. M. Hall 1899-6-22 1378 Los Angeles San Antonio Mountains, Schwartout Canyon 1981 Comment
  RSA595934  Mentzelia veatchiana Louis C. Wheeler 1967-5-9 9386 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA746570  Mentzelia veatchiana Orlando Mistretta 1992-5-21 394 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA402604  Mesembryanthemum crystallinum Anstruther Davidson 1891-6-14 s.n. Los Angeles Nigger Slough . [locality name change to Laguna Dominguez ] Comment
  RSA511313  Mesembryanthemum crystallinum A. C. Sanders 1988-5-18 7833 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  JEPS42916  Mesembryanthemum crystallinum Mrs. Julia Bettys 1929-5-20 Los Angeles Manhatton Beach, Los Angeles Manhatton Beach; , Los Angeles Comment
  SD53054  Mesembryanthemum crystallinum Peter H. Raven 1962-7-11 18008 Los Angeles San Clemente Island, Bluffs above ocean 1 mile south of Wilson Cove Comment
  SD2089  Micranthes californica Ruth B. Randall August 1928 280 Los Angeles Big Tujunga Canyon Comment
  RSA393756  Micropus californicus var. californicus L. C. Wheeler 1934-4-15 2520 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  UCR186895  Microseris douglasii A. C. Sanders 2006-4-14 32051 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
  POM18983  Microseris douglasii subsp. platycarpha P. A. Munz 1923-4-10 6739 a Los Angeles San Clemente Island, middle of island Comment
  RSA534007  Microseris heterocarpa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5108 Los Angeles San Clemente Island. 700 ft. ENE of North Tank and 2300 ft. due W of Jack (not Jack Point). 239 Comment
  SBBG66675  Mimetanthe pilosa H. and M. Dearing 1944-10-1 5887 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  RSA442643  Mimulus aurantiacus Floy Stanley 1928-4-22 14560 Los Angeles Monrovia. Saw Pit Canyon. Comment
  RSA59143  Mimulus aurantiacus var. pubescens G. R. Campbell 1950-4-17 14584 Los Angeles Escondido Canyon, leading to Malibu Lake, ca. 5 miles above Highway Alt. 101. 457 Comment
  UC943859  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1913 B Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  UC729554  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-10 3509 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  RSA0107657  Mimulus brevipes R. G. Swinney 2011-6-14 15154 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  RSA702369  Mimulus brevipes Scott D. White, Pam De Vries 2004-5-18 10421 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
  RSA447913  Mimulus brevipes M. Bisbee 1917-5-12 s.n. Los Angeles Hills north side of Eagle Rock Valley Comment
  RSA420674  Mimulus cardinalis Louis C. Wheeler 1932-9-19 1385 Los Angeles Los Angeles R. [River] at Los Feliz Blvd. 122 Comment
  RSA656489  Mimulus floribundus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 716 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. Area burned in August 1999. 518 Comment
  RSA748988  Mimulus guttatus R. G. Swinney 2008-5-13 8861 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  LA209346  Mimulus johnstonii B. R. Lower; 1954-5-14 sn Los Angeles San Gabriel Mountains, 0.5 mi E of Little Rock Palmdale Dam Comment
  UC203498  Mimulus johnstonii I. M. Johnston 1917-6-20 1486 Los Angeles Baldy Lookout of USFS San Antonio Mountains 2133 Comment
  RSA0056589  Mimulus johnstonii Valerie L. Soza, Sarah J. De Groot 2003-6-18 1693 Los Angeles Mount Hillyer Trail from Horse Flats Campground. 1829 Comment
  SEINET3159701  Mimulus puniceus G. B. Grant 1904-4-24 285 Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC388663  Minuartia douglasii Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena Comment
  UCR125780  Mirabilis jalapa A. C. Sanders 2003-5-26 26834 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
  UCR272739  Mirabilis laevis M. B. Dunkle 1940-3-19 7433 Los Angeles Channel Islands, San Clemente Island, SE Point [=Pyramid Point/Head] 61 Comment
  CAS-BOT-BC434643  Mirabilis laevis var. crassifolia John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  UC465715  Mirabilis laevis var. crassifolia R. L. Pendleton 1909-7-2 1367 Los Angeles road E of Avalaon, Santa Catalina Island 4 Comment
  UC7655  Mirabilis laevis var. crassifolia Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCR228128  Monanthochloe littoralis R. F. Thorne 1973-1 44715 Los Angeles Channel Islands; Santa Catalina Island, base of Ballast Point in Catalina Harbor 2 Comment
  RSA732855  Monardella breweri R. G. Swinney 2001-6-2 7963 Los Angeles Mojave Desert: Juniper Hills area, plateau on east side of Cruthers Creek, 1.3 mi. south of Devils Punchbowl Rd. 1402 Comment
  UC416721  Monardella breweri subsp. lanceolata J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  POM49423  Monardella exilis A. D. E. Elmer 1902-06 3648 Los Angeles Palmdale. Comment
  SEINET12272525  Monardella lanceolata Unknown 1933-1 3514 Los Angeles Sulphur Springs, San Gabriel Mountains 1524 Comment
  LA62746  Monardella linoides Joseph Andorfer Ewan; 1934-8-6 8352 Los Angeles San Gabriel Mountains, E slope N Mount Baldy [=Mt. Baden Powell] at head of Mine Gulch, 2743 Comment
  SBBG65460  Monolepis nuttalliana R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  CAS-BOT-BC349493  Monolopia lanceolata Le Roy Abrams 1901-4-4 1317 Los Angeles Santa Monica Mts. bordering San Fernando Valley Comment
  UCR96140  Monolopia lanceolata B. G. Pitzer 1996-4-21 2716 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  JEPS57618  Mucronea californica Henry Natho 1911-6-7 Los Angeles Playa del Rey Comment
  SBBG17177  Mucronea perfoliata M. Vincent 1962-5-7 234 Los Angeles 1 mi from main hwy between Pearblossom and Valyermo Comment
  RSA0088592  Muhlenbergia asperifolia R. G. Swinney 2010-9-13 13843 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  UCR162578  Muhlenbergia asperifolia Anuja Parikh, Nathan Gale 2004-7-3 2079 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 16), south of the river near Potrero Canyon 366 Comment
  SEINET179637 Image available Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1600 Comment
  RSA725845  Muhlenbergia richardsonis R. G. Swinney 1997-7-16 5669 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood 1921 Comment
  UCR181243  Muilla coronata R. G. Swinney 1997-6-13 5569 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  UCR282021  Muilla maritima R. G. Swinney 2014-5-1 16316 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  RSA586342  Muilla maritima Orlando Mistretta 1995-3-17 1552 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  SD216573  Myoporum laetum Andrew Chen 2011-1-3 1438 Los Angeles Azusa; Along San Gabriel River Bike Trail, east bank, 100-350m north of Foothill Blvd. Comment
  RSA461905  Myrica californica C. Henne 1945-5-30 s.n. Los Angeles Santa Monica Mts. Comment
Read comments
Dec 9 2014
  UCR163178  Najas guadalupensis Anuja Parikh, Nathan Gale 2004-9-10 2097 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  RSA0107267  Nassella cernua Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 SCa- 548 Los Angeles Santa Catalina Island. Just N of road to Toyon Bay, 1.1 road miles from intersection with Airport Road. 317 Comment
  RSA3567  Nassella lepida C. B. Wolf 1932-5-12 3580 Los Angeles Hillside east of the Isthmus, Santa Catalina Island. 30 Comment
  RSA484111  Nassella lepida Gertrude Dunn 1931-4-28 s.n. Los Angeles Palos Verdes Comment
  RSA599099  Nassella pulchra V. W. Steinmann 1996-3-30 819 Los Angeles Pomona, Elephant Hill, E-facing slope above and adj. to Mission Blvd. at a point 0.5km SW of Humane Way., 34?33'N, 117?47'30W 300 Comment
  SBBG95225  Nassella pulchra M. B. Dunkle 1928-3-31 1780 Los Angeles Little Harbor Comment
  SBBG98546  Nassella pulchra T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5340 Los Angeles between Box and Horse Cyns 484 Comment
  SBBG98642  Nassella pulchra T. Ross 1991-5-20 5360 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage; 3300 ft NW of the 750ft Benchmark 141 Comment
  RSA555451  Navarretia atractyloides R. F. Thorne 1965-6-22 34905 Los Angeles Santa Catalina Island; canyon above Avalon 183 Comment
  UCD48340  Navarretia atractyloides W. M. Phillipson 1915-1 s.n. Los Angeles Monrovia- Calif. Comment
  CAS-BOT-BC109083  Nemacaulis denudata var. denudata Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  SEINET10464921  Nemacladus glanduliferus var. orientalis Jones Jones s.n. Los Angeles Los Angeles Comment
  JEPS5593  Nemacladus ramosissimus P. A. Munz, R. D. Harwood 1920-5-2 3827 Los Angeles San Dimas Canyon 457 Comment
  SBBG121990  Nemacladus ramosissimus A. Parikh, N. Gale 2008-4-12 2150 Los Angeles Long Cyn, 0.75 km N of Potrero Cyn, 3 km SE of Del Valle; Santa Susana Mtns 350 Comment
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Jul 9 2012
  UC1069199  Nemophila menziesii var. integrifolia A. D. Gifford 1935-5-8 691 Los Angeles 4 3/4 mi ene Warm Springs; Tejon Quad., ene of Warm Springs Comment
  UC1871236  Nemophila menziesii var. integrifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4951 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  POM214383  Nemophila menziesii var. integrifolia Louis C. Wheeler 1932-3-19 526 Los Angeles Head Mandeville Canyon, Santa Monica Mts. 457 Comment
  RSA191096  Nemophila menziesii var. integrifolia Robert F. Thorne 1967-6-25 37118 Los Angeles Chantry Flats, N of Sierra Madre, Arroyo Seco Section, Angeles National Forest. 762 Comment
  SBBG15862  Nemophila menziesii var. integrifolia W. G. Webb 1935-2-2 Los Angeles Acacia Hills, near Glendale Comment
  RSA421297  Nemophila menziesii var. menziesii C. R. Parks 1963-2-9 102 Los Angeles on upper trail of Winter Creek, above Chantry Flats in Santa Anita Canyon. 1159 Comment
  RSA421311  Nemophila menziesii var. menziesii E. Crow 1928-2-29 248 Los Angeles Thompson s Creek, Hills N of Claremont. Comment
  RSA0115477  Nemophila parviflora var. quercifolia A. C. Sanders, T. B. Salvato 2007-4-24 33504 Los Angeles Tehachapi Mountains: hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant. 1082 Comment
  JEPS86194  Nemophila spatulata L. R. Heckard 1971-5-25 2582 Los Angeles nw Chilao Flat (near Horse Flat Campground, San Gabriel Mts.); San Gabriel Mts., nw of Chilao Flat, nr Horse Flat Campgroun 1706 Comment
  CAS-BOT-BC506644  Nephrolepis cordifolia R. E. Riefner, Jr. 2015-8-15 15 -227 Los Angeles City of Los Angeles, Pacific Palisades, vicinity of Arno Way and Pintoresca St. at Bay Club Drive 45 Comment
  RSA626983  Nicotiana attenuata Louis C. Wheeler 1973-7-15 s.n. Los Angeles Doe Flat; Graveyard Canyon. Comment
  CATA249  Nicotiana glauca Mark L. Hoefs, A. Douglas Propst 1973-5-4 248 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  SBBG118796  Nicotiana glauca P. Robinson 1991-5-9 346 Los Angeles Sycamore Cyn, ca. 0.25 mi E of intersection of Beverly Blvd and Workman Mill, ca. 0.5 mi E of Workman Mill Rd (on trail into cyn) Comment
  UC215498  Nicotiana glauca A. R. Davis 1915-6-30 Los Angeles Claremont 365 Comment
  RSA0060135  Nicotiana quadrivalvis Tim S. Ross, Steve D. Boyd 1994-5-10 7749 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  SBBG70586  Nicotiana quadrivalvis R. Hoffmann 1928-7-9 Los Angeles Bouquet Cyn Comment
  SEINET10696842  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3975 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696844  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3978 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCSB62252  Notholaena californica Kiefer, Lawrence 1966-6-12 Los Angeles San Gabriel Mtns, E fork of San Gabriel River, bluff N-side of river, ca. 3/4mi E of junction of the E fork and Glendora Mtns. Roads 2377 Comment
  SBBG66365  Nuttallanthus texanus M. N. Ackley -Feb-1928 1030 Los Angeles near Lankershim 191 Comment
  UC56098  Oenothera elata subsp. hirsutissima J. H. Barber 1897-6-25 186 Los Angeles Soledad Canyon Comment
  RSA75430  Oenothera laciniata F. W. Peirson 1922-6-14 3093 Los Angeles 1085 New York Drive, Altadena. Comment
  RSA607676  Oenothera rosea Louis C. Wheeler 1951-5-14 6801 Los Angeles Pasadena: Devils Gate Dam. Arroyo Seco. Comment
  CAS-BOT-BC427446  Oligomeris linifolia Carl B. Wolf 1932-5-11 3566 Los Angeles Santa Catalina Island. Point, W. side of Fourth O' July Cove. 30 Comment
  POM317741  Opuntia littoralis David Walkington 1963-6-25 193 Los Angeles Ca 50 yards N of Puddingstone rd on Casa de Carrion homestead, west of house. 305 Comment
  RSA588703  Opuntia phaeacantha Orlando Mistretta 1995-7-12 1922 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  UC717057  Orcuttia californica A. A. Beetle 1946-6-11 4678 Los Angeles in dry ditches assimilating vernal pools around airport at at corner of South Western Avenue and Rosecrans Avenue; Los Angeles Comment
  UCR206437  Oreonana vestita R. G. Swinney 2008-6-10 8986 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  UCR23521  Orobanche bulbosa John C. Roos 1942-6-6 1065 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  RSA774953  Orobanche californica R. G. Swinney 2009-5-6 10689 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA0070995  Orobanche californica subsp. feudgei Louis Cutter Wheeler 1946-5-12 6203 Los Angeles San Gabriel Mountains. Chilao Guard Station, Chilao Flat. Comment
  UC444914  Orobanche fasciculata F. M. Reed 1909-7-2 2826 Los Angeles Catalina Island, Pebbly Beach Road. Comment
  RSA0076500  Orobanche fasciculata Louis C. Wheeler 1948-6-13 6639 Los Angeles San Gabriel Mountains: north side Big Tujunga, opposite Coldwater Canyon. 1005 Comment
  RSA133747  Orthocarpus purpurascens Peter H. Raven 1959-4-4 13970 Los Angeles Point Dume, Santa Monica Mountains. 15 Comment
  RSA3697  Orthocarpus purpurascens Carl B. Wolf 1932-5-10 3543 Los Angeles Equestrian trail back of Avalon. Santa Catalina [Island]. 244 Comment
  POM217111  Osmadenia tenella L. C. Wheeler 1932-6-4 799 Los Angeles Live Oak Canyon 518 Comment
  POM175343  Osmorhiza brachypoda E. Crow 1930-6-29 s.n. Los Angeles Pine Flats, San Gabriel Mountains. Comment
  RSA0020288  Osmorhiza brachypoda Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5102 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA748655  Osmorhiza brachypoda Scott D. White, Justin M. Wood 2009-5-6 12633 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  UCD127839  Osmorhiza brachypoda Geoffrey Levin 1974-4-27 51 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  CATA882  Oxalis californica Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1695 Los Angeles Santa Catalina Island: By road between K.B.R.T. and Bulrush Canyon 359 Comment
  CATA1132  Oxalis pes-caprae Mark L. Hoefs 1995-5-23 2120 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  UCR51030  Oxytheca luteola A. C. Sanders, E. J. Lawlor 1988-4-3 7737 Los Angeles Mojave Desert, at the northern edge of Lancaster, just NE of the intersection of Ave. 30 and Ave. E. Saline flats (probably an old lake bed) west of Rosamond Dry Lake 701 Comment
  RSA94705  Packera ionophylla F. W. Peirson 1922-7-6 3195 Los Angeles Big Pines region west of Swartout Valley Comment
  UC1532957  Packera ionophylla Robert F. Thorne 1969-7-2 38334 Los Angeles on Angeles Crest Hwy c 1 mi e Islip Saddle; San Gabriel Mts., Angeles National Forest, Cortelyou Spring 2072 Comment
  CHSC25022  Paeonia californica T. P. Spira 1977-4-6 101 Los Angeles Ca. 1 mi e of Los Virgines Road, off of Mulholland Way. 180 Comment
  UCD102591  Paeonia californica Kenneth A. Wilson; D. E. Bianchi 1961-2-2 828 Los Angeles San Gabriel Mountains. Little Tijunga Canyon, 2 miles north of Rt. 118. Comment
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Oct 29 2014
  UCR199856  Paeonia californica LeRoy Gross, Naomi Fraga 2006-1-20 2443 Los Angeles Transverse Ranges, Verdugo Mountains, north end of the San Rafael Hills, along the main crest, north of Lookout Tower, near the Cerro Negro Trail 503 Comment
  UCR178614  Papaver R. G. Swinney 1989-8-25 s.n. Los Angeles San Gabriel Mtns., Glendora, 50 yards north of Bluebird Motorway, 100 yards west of eastern boundary of Bluebird Ranch Comment
  CAS-BOT-BC253940  Parapholis incurva Alice Eastwood 1906-5-27 190 Los Angeles San Pedro Comment
  SBBG12196  Parapholis incurva P. H. Raven 1962-4-10 17187 Los Angeles above the barracks Wilson Cove 106 Comment
  RSA640157  Paspalum dilatatum L. C. Wheeler 1947-10-3 s.n. Los Angeles Los Angeles: University Ave. at Exposition Blvd. Comment
  SBBG79038  Pectocarya linearis subsp. ferocula F. R. Fosberg 1932-5-7 8158 Los Angeles ridge S of Grand Cyn 250 Comment
  UC455969  Pectocarya linearis subsp. ferocula I. J. Condit 1911-3-11 Los Angeles Catalina Island Comment
  HSC3752  Pectocarya penicillata C. E. Fellows 1965-4-19 10 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  RSA717039  Pectocarya penicillata Gary Kovnat, LeRoy Gross 2003-2-16 33 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR149811  Pectocarya penicillata Scott D. White, Michael Honer 2004-3-30 9966 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UCR281637  Pectocarya penicillata R. G. Swinney 2014-5-8 16458 B Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  UCR101782  Pectocarya setosa B. G. Pitzer 1998-5-23 3750 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA401945A  Pedicularis densiflora T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA701588  Pedicularis densiflora Steve D. Boyd 2004-4-15 10900 Los Angeles Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14. Comment
  UC56410  Pedicularis densiflora Ernest Braunton Feb 1903 809 Los Angeles n slope of Santa Monica Hills Comment
  RSA0048357  Pedicularis densiflora Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga Canyon - Robinson Road. 335 Comment
  SEINET6195227 Image available Pellaea andromedifolia A. Boynton 1966-1 18 Los Angeles Altadena, Millard Canyon, 15 mi. NW of Altadena on Chaney Trail 610 Comment
  UC812332  Pellaea andromedifolia Geo. L. Fisher 1920-7-9 Los Angeles Mt Wilson; Los Angeles 548 Comment
  SEINET9628400 Image available Pellaea andromedifolia L. Shields 1936-3-23 s.n. Los Angeles Puddingstone. Comment
  SFV14647  Pellaea andromedifolia S. Jonsson 1989-3-10 s. n. Los Angeles Santa Monica Mountains Devil's Canyon of Topanga Canyon Road development. 0.5 miles upstream of dam on south-facing slope of wash just past bend in the stream. Comment
  POM199763  Pellaea andromedifolia var. andromedifolia I. W. Clokey, B. Templeton 1929-05 4536 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  CAS-BOT-BC71341  Pellaea mucronata Le Roy Abrams 1901-4-8 1417 Los Angeles Verdugo Hills Comment
  CATA433  Pellaea mucronata var. californica Sara L. Crockett, Mark Elvin 1997-3-17 571 Los Angeles Santa Catalina Island: Top of SE-trending ridge, overlooking road 1.25 miles NE on Cape Canyon Road from jct. with Middle Ranch Road 381 Comment
  RSA611022  Pellaea mucronata var. mucronata L. C. Wheeler 1933-2-22 1471 Los Angeles Little Rock Creek. 1066 Comment
  RSA624466  Pellaea mucronata var. mucronata L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  POM292801  Penstemon centranthifolius Lyman D. Benson 1945-5-11 11716 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  POM50629  Penstemon centranthifolius A. D. E. Elmer 1902-06 3606 Los Angeles Acton, Mt. Gleason. Comment
  UCR269930  Penstemon centranthifolius R. G. Swinney 2011-7-21 15550 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UCR270489  Penstemon centranthifolius R. G. Swinney 2011-6-15 15169 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  RSA660071  Penstemon centranthifolius Orlando Mistretta 1992-5-25 401 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  POM128325  Penstemon grinnellii subsp. grinnellii George B. Grant 4594 Los Angeles Mt. Wilson. Comment
  POM50336  Penstemon grinnellii subsp. grinnellii A. D. E. Elmer 1902-06 3615 Los Angeles Acton, Mt. Gleason. Comment
  RSA660505  Penstemon grinnellii subsp. grinnellii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 8 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  SD4639  Penstemon grinnellii var. grinnellii Ruth B. Randall Jul 184 Los Angeles Big Pines; playgrounds near Los Angeles. Comment
  POM50432  Penstemon heterophyllus subsp. australis L. R. Abrams 1901-4-8 s.n. Los Angeles Arroyo river near PasadenaArrowhead Hotsprings and immediate vicinity, Coldwater Canyon and Strawberry Creek ca. 1/2 mile E of the old Arrowhead Hot Springs Hotel. Comment
  NY604254  Penstemon labrosus F. W. Pennell 1940-6-24 25994 Los Angeles Pine Mountain, south of Swartout 2438.4 Comment
  RSA0098618  Penstemon labrosus R. G. Swinney 2011-9-27 15717 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  UC1211027  Penstemon spectabilis Huron H. Smith 1912-5-1 4893 Los Angeles Eagle Rock Valley 152 Comment
  RSA401813  Penstemon spectabilis subsp. subviscosus Thekla Mohr 1917-1 3494 Los Angeles Sister Elsie Trail. Comment
  UC27506  Penstemon spectabilis var. spectabilis Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  LA210144  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1782 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 0.5 mi from mouth. 60 Comment
  UC812467  Pentagramma triangularis subsp. triangularis F. R. Fosberg 1931-3-20 R 76 Los Angeles Hamilton Canyon; Santa Catalina Isl 35 Comment
  RSA0060254  Pentagramma viscosa R. F. Thorne 1966-4-28 36260 Los Angeles Santa Catalina Island: water tank above Mausoleum, Avalon Canyon above road. 182 Comment
  RSA0076298  Pentagramma viscosa M. B. Dunkle 1928-4-21 1884 Los Angeles Santa Catalina Island: Renton Mine. 335 Comment
  SBBG125056  Perideridia pringlei A. Parikh, N. Gale 2010-6-8 3264 Los Angeles E Liebre Mtns, Sierra Pelona, NW of Vincent and Soledad Pass, 3.4 km NW of State Hwy 14, under power lines 1185 Comment
  CAS-BOT-BC73738  Peritoma arborea var. globosa Ruth A. Nelson; Aven Nelson 1933-5-8 546 Los Angeles Near the Ridgeroad, Bakersfiled to Los Angeles. Comment
  SD69543  Perityle emoryi Robert F. Thorne, P. Everett 1965-5-11 34527 Los Angeles Santa Catalina Island, east side of Catalina Harbor, rocky bluff near Ballast Point 60 Comment
  SD241150  Persicaria hydropiper A. C. Sanders 2009-6-1 37065 Los Angeles San Gabariel Valley: Rio Hondo in Whittier Narrows area, west of RosemeadBlvd. (Hwy 19) under SCE powerlines, beyond a tree nursery (El Monte 7.5'Q) 63 Comment
  UC24310  Phacelia bicolor var. bicolor Dr. A. Davidson May 1874 Los Angeles Antelope Valley Comment
  RSA427577  Phacelia brachyloba L. E. Hoffman 1927-8-19 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  RSA758072  Phacelia brachyloba D. E. Bramlet, Jennifer Pareti 2008-4-14 4200 Los Angeles [Find this: 9 ct.] Comment
  LA38559  Phacelia cicutaria var. hispida Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA187966  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-6 35887 Los Angeles Santa Catalina Island. Between White and Moonstone Coves. 15 Comment
  RSA579467  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd 1994-5-10 7739 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA653340  Phacelia cicutaria var. hispida Kelly Middleton, David Middleton 1988-5-8 18 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Road intersection 1220 Comment
  UCR281707  Phacelia cicutaria var. hispida B. C. Templeton 1939-4-26 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Huntington Palisades [neighborhood in Pacific Palisades] Comment
  RSA427852  Phacelia cicutaria var. hispida Erwin Miller 1934-5-14 18987 Los Angeles El Segundo. Comment
  RSA74187  Phacelia cicutaria var. hispida F. W. Peirson 1921-6-19 161 Los Angeles North Fork of San Gabriel River. 1006 Comment
  RSA427696A  Phacelia ciliata Anstruther Davidson 1922 Los Angeles Gorman Station, Antelope Valley. Comment
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Jan 24 2015
  POM74167  Phacelia ciliata F. W. Peirson 1908-4-18 866 Los Angeles Point Fermin. Comment
  UCR258709  Phacelia cryptantha R. G. Swinney 2010-5-19 12828 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR209211  Phacelia curvipes R. G. Swinney 1998-4-14 5983 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCR272363  Phacelia curvipes R. G. Swinney 2011-6-20 15222 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  CLARK-A1528-3004  Phacelia davidsonii John C. Roos 1937-5-31 1540 Los Angeles Wrightwood Comment
  RSA580691  Phacelia davidsonii Tim S. Ross, Steve D. Boyd 1994-5-25 7879 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  RSA799926  Phacelia distans Justin M. Wood 2009-3-20 370 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  RSA426200  Phacelia distans Richard C. Barkelew 1929-4-23 15963 Los Angeles Mulholland Highlands near LA. Comment
  RSA611648  Phacelia fremontii Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10078 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  UC671712  Phacelia fremontii Lincoln Constance 1941-4-10 2801 Los Angeles 1.5 mi w Lancaster; Antelope Valley 716 Comment
  UCR111502  Phacelia grandiflora A. C. Sanders, D. Malueg 1998-6-22 22025 Los Angeles San Gabriel Mtns., Altadena, c. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Ln., and along trail to the NE 549 Comment
  RSA0115454  Phacelia imbricata R. G. Swinney 2010-5-25 12907 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA773608  Phacelia imbricata R. G. Swinney 2009-6-24 11277 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SBBG118714  Phacelia imbricata subsp. imbricata O. Mistretta 1992-5-25 442 Los Angeles Fenner Cyn Conservation Camp, between camp boundary and water tower Comment
  RSA428264  Phacelia lemmonii Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  LA38515  Phacelia longipes Martha Hilend; 1929-4-30 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA656842  Phacelia longipes Valerie L. Soza, LeRoy Gross 2000-6-15 1023 Los Angeles South-facing slope of southeastern extension of Lookout Mountain, below firebreak, ca. 0.25 mile SE of summit. 1860 Comment
  RSA747583  Phacelia longipes R. G. Swinney 2005-8-22 8518 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, lower Holcomb Canyon. 1280 Comment
  UCR193475  Phacelia longipes Dan S. Cooper 2008-3-20 s.n. Los Angeles Los Angeles Basin, upslope of Ganymede Dr., east of Division St., Mt. Washington, Los Angeles 194 Comment
  UCR258773  Phacelia longipes R. G. Swinney 2010-6-23 13346 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  UC702058  Phacelia longipes Harlan Lewis 1946-11-18 Los Angeles Camp Ground #15 Upper Big Tujunga (Creek) Comment
  SBBG13581  Phacelia lyonii P. H. Raven 1962-5-22 17829 Los Angeles ca. 1 mi W of Cherry Cyn along coastal bluffs Comment
  UCR220360  Phacelia minor R. G. Swinney 2009-4-16 10358 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UCR202730  Phacelia mohavensis R. G. Swinney, Cody Clarke 2001-8-22 8085 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  UCR193643  Phacelia ramosissima A. C. Sanders 2008-7-10 35729 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA426114  Phacelia stellaris Anstruther Davidson 2333 Los Angeles Playa del Rey. Comment
  OBI70595  Phacelia tanacetifolia Steve Boyd, Lauren Raz 1997-3-26 9366 Los Angeles Liebre Mts region: Northern base of Portal Ridge at the mouth of Myrick Cyn, S edge of the Antelope Valley, S of Fairmont Reservoir. T7N R15w NE1/4 sec 14 1000 Comment
  UCD120729  Phacelia tanacetifolia Daryl Koutnik; Vickie Dawes 1978-4-7 330 Los Angeles West side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  SEINET4044601  Phacelia viscida D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  RSA188309  Phalaris aquatica R. F. Thorne 1966-6-1 36490 Los Angeles Santa Catalina Island. Toyon Picnic Ground along Airport Road. 412 Comment
  RSA251550  Phalaris minor R. F. Thorne 1973-4-12 42944 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  SBBG57138  Phalaris minor M. N. Ackley -May-1928 37 Los Angeles southwest flats, Los Angeles 38 Comment
  UC55348  Phlox gracilis J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  RSA0097611  Phoenix canariensis R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14353 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 268 Comment
  SFV3048  Pholistoma auritum K. A. Wilson 1961-3-10 951 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  UCSB10414  Pholistoma auritum Wedberg, H. 1957-4-4 Los Angeles Pt. Dume Comment
  RSA213382  Pholistoma auritum M. B. Dunkle 1939-4-3 7238 Los Angeles Chenette Canyon, San Clemente Island. Comment
  RSA590063  Pholistoma membranaceum Orlando Mistretta 1994-3-30 991 Los Angeles Little Rock Creek, east of creek below Little Rock Dam 1006 Comment
  RSA729455  Phoradendron bolleanum R. G. Swinney 1998-7-8 6327 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UCR125251  Phoradendron macrophyllum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25545 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  POM223069  Phyla nodiflora Louis C. Wheeler 1933-7-7 1925 Los Angeles Lexington Wash near El Monte. 73 Comment
  SBBG19219  Phyllospadix torreyi M. A. Piehl 1963-12-7 631036 Los Angeles opposite Pyramid Head (detached) Comment
  RSA636109  Phyllospadix torreyi Robert F. Thorne 1974-9-13 45093 Los Angeles Santa Catalina Island: Inner shore of Catalina Harbor. Comment
  RSA682973  Phyllospadix torreyi Jane Olney 1936-11 s.n. Los Angeles Point Fermin Comment
  RSA595010  Picris echioides Mark Hoefs, Steven A. Junak, Ralph N. Philbrick, C. Chaney 1996-2-14 2588 Los Angeles Santa Catalina Island, Falls Canyon, above buildings below reservoir. 58 Comment
  HSC12254  Pinus attenuata Wendell Wood 1970-6-24 49 Los Angeles Switzer's Camp, Angeles Crest Hwy. 9 mi beyond intersection with Foothill Blvd. 915 Comment
  RSA250446  Pinus contorta var. murrayana Robert F. Thorne, J. Dourley 1967-10-3 37290 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  RSA384427  Pinus contorta var. murrayana L. E. Hoffman 1932-10-2 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Baldy. Comment
  RSA787272  Pinus jeffreyi R. G. Swinney 2009-7-29 11429 Los Angeles Pacifico Mountain summit 2134 Comment
  UCR256141  Pinus jeffreyi R. G. Swinney 2010-9-7 13717 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA588866  Pinus monophylla Orlando Mistretta 1994-9-21 1487 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  UC215355  Pinus monophylla I. M. Johnston 1917-8-24 1722 Los Angeles N. Fk. of Little Creek San Antonio Mountains, N. Fk. of Little Creek 1981 Comment
  CHSC98025  Pinus pinea A. C. Sanders; Mark Elvin, Dave Fleitner 2003-8-7 27157 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon. Persisting trees in yard of the abandoned ranch house. 335 Comment
  NY99566  Pinus sabiniana T. S. Ross 1995-4-26 8384 Los Angeles Liebre Mountains. West end of Liebre Mountain along Forest Service Road 7N23 ca. 0.9 road-miles northeast of its junction with the Old Ridge Route; ca. 4550 ft. south southwest of Sandberg Triangulation Point. USGS 7.5' Liebre Mtn. Quadrangle 1341.1 Comment
  RSA0085344  Piperia Steven A. Junak 2001-5-4 SCa- 1480 Los Angeles Santa Catalina Island. Coastal slopes overlooking Cherry Cove, on E side of cove, upslope from road, near waterline to Cherry Cove. 64 Comment
  POM123047  Piperia cooperi H. E. Hasse 1890-06 s.n. Los Angeles Foothills, Sierra Santa Monica [Santa Monica Mountains]. Comment
  UC845544  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach Santa Catalina Island 20 Comment
  RSA304258  Piperia cooperi James R. Shevock 1970-5-3 178 Los Angeles Decker Canyon [near Agua Dulce Canyon, San Gabriel Mountains] 244 Comment
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Sep 17 2015
  RSA0116482  Piptatherum miliaceum R. G. Swinney 2010-5-25 12947 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UC1587712  Piptatherum miliaceum Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5049 Los Angeles disturbed flats ca 650 ft se air terminal (new airfield, N end of island); San Clemente Island 64 Comment
  UCR95757  Piptatherum miliaceum Lauren Raz, Steve Boyd 1996-10-23 061 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  SBBG126146  Pistacia chinensis A. C. Sanders with T. B. Salvato 2009-5-21 36903 Los Angeles Whittier Narrows, between San Gabriel River and Rio Hondo, W side of Hwy 19 (Rosemead Blvd) along rd to shooting area, S of Hwy 60 along SCE powerlines 64 Comment
  RSA607689  Pittosporum undulatum Scott D. White, Pam De Vries 1997-11-20 6024 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment
  UCR178891  Plagiobothrys canescens R. G. Swinney 1990-3-19 1529 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA507561  Plagiobothrys canescens L. C. Wheeler 1967-5-8 9336 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA177840  Plantago coronopus Robert F. Thorne, Percy C. Everett 1965-5-11 34561 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  RSA608256  Plantago major Louis C. Wheeler 1966-10-25 9059 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UCR258504  Plantago major R. G. Swinney 2010-6-23 13329 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
  RSA412572  Plantago major Robert Gustafson 1980-9-16 1908 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  UCR172299  Plantago ovata Anuja Parikh, Nathan Gale 2005-7-18 2145 Los Angeles Santa Susanna Mtns., Newhall Ranch, uppermost Potrero Canyon, study area 22 488 Comment
  UCR277002  Platanthera R. G. Swinney 2010-9-30 13899 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA0089519  Platanthera dilatata var. leucostachys R. G. Swinney 2011-8-17 15619 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UCR271143  Platanthera dilatata var. leucostachys R. G. Swinney 2011-9-27 15698 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  SD814  Platanthera dilatata var. leucostachys Ruth B. Randall Jul 1924 Los Angeles San Gabriel Canyon. Comment
  UCR271739  Platanus racemosa R. G. Swinney 2011-10-27 15913 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  LA82461  Platystemon californicus O. H. Kappler; 1944-4-9 580 Los Angeles Santa Monica Mountains, Lake Eleanor, Canterbury Ranch 335 Comment
  RSA587359  Platystemon californicus Orlando Mistretta 1992-5-4 239 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  POM308927  Plectritis ciliosa subsp. insignis Unspecified s.n. Los Angeles Below Flume #5, San Dimas Experimental Forest, US Forest Dept Comment
  RSA0116199  Poa Steven A. Junak 2000-4-15 SCa- 1206 Los Angeles Santa Catalina Island. On W side of road to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  RSA258430  Poa annua C. W. Tilforth 1972-4-14 483 Los Angeles Common in all areas of the garden where moisture is adequate Comment
  SEINET13297586 Image available Poa howellii R. G. Swinney 2011-1 14770 B 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" (Chilao Flat 7.5' Q.) (T3N R12W S35) 911 Comment
  RSA586348  Poa secunda Orlando Mistretta 1995-3-17 1551 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  SBBG133133  Poa secunda S. A. Junak 1996-4-12 SCI- 302 Los Angeles valley just NE of rd of Horse Beach Cyn, just W of rd to Pyramid Rd, ca. 2.85 mi SE of "Thirst" 396 Comment
  RSA596061  Poa secunda L. C. Wheeler 1967-5-8 9357 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  CAS-BOT-BC236206  Poa secunda subsp. secunda L. R. A. 1901-4-1 1416 Los Angeles Verdugo Hills Comment
  CATA599  Poa secunda subsp. secunda Mark L. Hoefs 1991-4-7 1044 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  RSA229081  Poa secunda var. secunda R. F. Thorne 1971-6-30 40772 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
  RSA681051  Polycarpon tetraphyllum Scott D. White 2003-6-2 9451 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  UCR150881  Polycarpon tetraphyllum Valerie Soza, LeRoy Gross 1999-7-15 633 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  UCR99510  Polygonum amphibium var. emersum Steve Boyd, Lauren Raz 1996-10-14 9073 Los Angeles Liebre Mtns., North shore of Elizabeth Lake, Pine Canyon south of Partal Ridge at Angeles National Forest Picnic area 1000 Comment
  UC64891  Polygonum aviculare subsp. aviculare Geo. B. Grant 1904-7-2 6312 Los Angeles Pasadena Comment
  UC72024  Polygonum aviculare subsp. aviculare Miss E. D. Palmer Nov 1904 Los Angeles Vicinity of Los Angeles Comment
  UCR246494  Polygonum hydropiperoides Dan S. Cooper 2011-7-23 711- 90 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA614338  Polygonum persicaria B. Pitzer, P. Gomez 1996-4-28 2741 Los Angeles Los Angeles Basin Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue. Comment
  LA94043  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1666 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 0.75 mi from Hwy 1, N-facing bank just W of Mulholland Hwy,. 106 Comment
  PASA1869  Polypodium californicum Sally Ellis 1940-4-16 Los Angeles Claremont, Evies Canyon Comment
  UCR133059  Polypodium californicum R. G. Swinney 1989-11-24 1479 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon, mouth of 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  POM158004  Polypodium californicum M. B. Dunkle 1928-3-31 1785 Los Angeles Campo Blanco, Santa Catalina Island. 152 Comment
  RSA689885  Polypodium californicum Albert J. Perkins 1913-1-12 s.n. Los Angeles Big Santa Anita Canon Sierra Madre, Calif Comment
  UCSB62286  Polypodium californicum Kiefer, Lawrence 1967-3-18 Los Angeles San Gabriel Mtns., N of La Canada, unnamed tributary of Big Tujunga Canyon, ca. 1mi W of Clear Creek, ca. 1/8mi upstream 609 Comment
  UCSB62317  Polypodium californicum Kiefer, Lawrence 1967-3-11 Los Angeles San Gabriel Mtns., N of La Canada, Woodwardia Canyon, tributary of Arroyo Seco, vicinity of the Hwy 2 bridge, at falls just W of the bridge 822 Comment
  UCSB62442  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  RSA596130  Polypogon interruptus Timothy S. Ross, Steve Boyd 1995-6-28 8634 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA0039063  Polypogon monspeliensis R. G. Swinney 2009-11-18 11656 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  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
  UCR182243  Polypogon monspeliensis R. G. Swinney 1997-9-6 5875 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  CAS-BOT-BC237505  Polypogon viridis Le Roy Abrams 1901-7-1 1868 Los Angeles West Fork of San Gabriel River Comment
  RSA693287  Polystichum imbricans subsp. imbricans G. R. Proctor 1944-2-27 786 Los Angeles Santa Anita Canyon Comment
  HSC12497  Populus fremontii subsp. fremontii Wendell Wood 1970-6-22 33 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  LA208529  Populus fremontii subsp. fremontii Louis C. Wheeler; 1932-4-9 574 Los Angeles Kings Cayon, near Elizbenth Lake 1036 Comment
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Oct 22 2014
  POM360752  Populus fremontii subsp. fremontii Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Creek Canyon. Comment
  UCR259245  Populus nigra R. G. Swinney 2010-6-4 13002 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UC520297  Populus trichocarpa Joseph Andorfer Ewan 1933-7-4 7880 Los Angeles Spanish Canyon above Monrovia; San Gabriel Mts., Spanish Canyon above Monrovia 609 Comment
  RSA593580  Portulaca oleracea Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8910 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR113661  Potamogeton foliosus LeRoy Gross 1998-10-16 90 Los Angeles San Gabiel Mtns, Base of mtns. Tujunga Ponds. west of 210 freeway in Big Tujunga Wash, city of Sunland. 366 Comment
  RSA84979  Potamogeton illinoensis F. W. Peirson 1921-6-19 2469 Los Angeles Crystal Lake, North Fork San Gabriel River 1676 Comment
  UCR141103  Potamogeton pectinatus R. F. Thorne 1974-9-12 45719 Los Angeles Santa Catalina Island: Deer Valley Reserve 213 Comment
  POM366486  Potentilla anserina var. grandis F. R. Fosberg 1930-6-26 S- 3040 Los Angeles Lower Ballona Creek. 10 Comment
  UCR223547  Potentilla glandulosa R. G. Swinney 2009-6-2 11000 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  NY689142  Potentilla multijuga H. E. Hasse 06 1893 s.n. Los Angeles Near Los Angeles. Comment
  SD72237  Prunus fasciculata R. S. Woglum 1935-5-6 729 Los Angeles Palmdale Comment
  UCR177579  Prunus fasciculata LeRoy Gross 2005-5-3 2184 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  CAS-BOT-BC154060  Prunus ilicifolia A. C. Sanders; Helen Kennedy 2005-4-13 29428 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA454154  Prunus lyonii F. R. Fosberg 1931-4-2 S- 4446 Los Angeles Santa Catalina Island. Hamilton Canyon just below road. 350 Comment
  RSA628821  Prunus persica var. persica Scott D. White, David E. Bramlet 1998-6-29 6813 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  RSA86842  Prunus virginiana var. demissa F. W. Peirson 1923-5-26 3528 Los Angeles Vincent Gulch side of Rock Creek Divide, San Gabriel Mountains 2012 Comment
  SD39781  Pseudognaphalium beneolens Edith A. Purer 1933-10-7 5595 Los Angeles El Segundo Comment
  CAS-BOT-BC356543  Pseudognaphalium biolettii Frank W. Peirson 1923-4-12 3465 Los Angeles Wilsons Cove. San Clemente Is. Comment
  RSA0021706  Pseudognaphalium biolettii Duncan S. Bell, Caitlin Elam 2013-6-24 5255 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA188215  Pseudognaphalium biolettii R. F. Thorne, P. Everett 1965-6-22 34873 Los Angeles Santa Catalina Island: canyon behind Bird Park 91 Comment
  SBBG12865  Pseudognaphalium biolettii E. R. Blakley 1962-6-10 5226 Los Angeles above camp area, Wilson Cove 30 Comment
  POM358757  Pseudognaphalium biolettii Ora M. Clark 1928-12-23 1380 Los Angeles Hermosa Comment
  RSA0069707  Pseudognaphalium biolettii Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 14 Los Angeles Santa Catalina Island. Deer Valley Trail. 22 Comment
  RSA271687  Pseudognaphalium biolettii M. B. Dunkle 1939-4-4 7250 Los Angeles San Clemente Island: Chenetti Canyon. Comment
  RSA527607  Pseudognaphalium biolettii Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4432 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  HSC87156  Pseudognaphalium californicum Steve Boyd, T. S. Elias 1987-4-14 2035 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  UC469109  Pseudognaphalium microcephalum unknown 1902-5-1 Los Angeles Laurel Canon Comment
  CAS-BOT-BC357454  Pseudognaphalium ramosissimum Peter H. Raven; Henry J. Thompson 1958-9-19 13722 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along United States Highway 101, 0.2 miles east of turn to Zuma Beach 45 Comment
  UC1349333  Pseudognaphalium stramineum Robert F. Thorne and P. Everett 1965-6-23 34983 Los Angeles near margin Hay Press Reservoir; Santa Catalina Island 411 Comment
  UC247  Pseudotsuga macrocarpa H. M. Hall 1902-5-2 3079 Los Angeles 10 mi w of Elizabeth Lake; Antelope Valley, Pine Canon 1219 Comment
  RSA393782  Psilocarphus tenellus L. C. Wheeler 1934-3-29 2482 Los Angeles Sepulveda Canyon, Santa Monica Mountains. 183 Comment
  RSA584390  Pteridium aquilinum var. pubescens T. S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8079 Los Angeles San Gabriel Mountains: Sheep Camp Spring, 334 deg. and 520 meters NNW of Pacifico Mountain summit, at the headwaters of Santiago Canyon. 1921 Comment
  CAS-BOT-BC421188  Pterostegia drymarioides C. Baker 1909-3-20 5260 Los Angeles Claremont Comment
  RSA392910  Pterostegia drymarioides Edwin Kline 1925-4-20 s.n. Los Angeles Arroyo Seco Comment
  RSA0047418  Purshia glandulosa R. G. Swinney 2010-5-12 12704 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  SBBG126919  Purshia stansburyana A. Parikh, N. Gale 2011-6-3 3410 Los Angeles 4 km W of St Hwy 14, 2.4 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1174 Comment
  HSC19577  Purshia tridentata var. glandulosa M. B. Walsh 1966-5-6 66 Los Angeles W of Hwy. 138 near Pearblossom, near intersection of Ft. Tejon and Juniper Hill Roads Comment
  UCR269141  Pycnanthemum californicum Orlando Mistretta 1990-8-8 s.n. Los Angeles San Gabriel Mountains, Big Cienega 2012 Comment
  CAS-BOT-BC45785  Quercus Marcus E. Jones 1923-10-10 s.n. Los Angeles Cajon Pass Comment
  UCSB61876  Quercus X grandidentata Ewan, Joseph 1934-12-27 Los Angeles Sawpit Cyn. Monrovia Comment
  CAS-BOT-BC104380  Quercus X macdonaldii Robert F. Thorne; P. C. Everett 1964-2-6 33430 Los Angeles ca 800' (perhaps 1 mil. SW of Empire Landing), N Central part of Santa Catalina Island Comment
  RSA603813  Quercus X morehus Steve Boyd 1997-9-10 10029 Los Angeles Liebre Mountains Region: Southwestern flank of Liebre Mountain, below west summit. 1524 Comment
  LA30431  Quercus agrifolia Mary V. Hood; 1940-11-30 40- 195 k* Los Angeles Higgins Canyon Comment
  LA91456  Quercus agrifolia Bruce Douglas Clayton; Greg Shaw 1972-4-4 sn Los Angeles Santa Monica Mountains, Mountain Park Research Campus, Upper of Temescal and Rustic Canyons; In Nettleburn Creek Canyon 554 Comment
  RSA0012099  Quercus agrifolia Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11691 -B Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands. Comment
  RSA0115451  Quercus agrifolia R. G. Swinney 2010-10-5 13975 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UCD45096  Quercus agrifolia Jack Delaini 1974-4-5 92 Los Angeles Elev. C. 1350 ft.; common near base of canyon 411 Comment
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Sep 25 2015
  RSA476845  Quercus agrifolia var. agrifolia Ora M. Clark 1928-12-8 1362 Los Angeles Coastal Vallies, E. Pasadena Comment
  UCD170505  Quercus agrifolia var. agrifolia D. O. Burge 2017-4-3 2239 Los Angeles Santa Monica Mountains, Rocky Oaks Dam. 530 Comment
  POM271864  Quercus berberidifolia Lyman Benson 1947-1-16 12278 Los Angeles 860 Hillcrest Ave, Ganesha Hills, Pomona 305 Comment
  RSA708610  Quercus berberidifolia Valerie L. Soza, Leland Lubinsky 2001-5-16 1224 Los Angeles Northern San Rafael Hills: Liz's Loop (Edison Road) to Cherry Canyon Fire Road. 457 Comment
  UC472131  Quercus berberidifolia J. Ewan 1931-10-24 5259 b Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC62366  Quercus chrysolepis Marcus E. Jones 1882-2-27 3035 Los Angeles Pasadena Comment
  RSA598820  Quercus chrysolepis R. G. Swinney 1989-11-2 1487 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon area. Paul Keiser nature Trail. 473 Comment
  SEINET3127568  Quercus douglasii G. B. Grant 1904-6-14 1091 Los Angeles Monrovia Comment
  UCR275010  Quercus douglasii Michael Honer, Rachel Woodard 2006-4-21 2218 Los Angeles Tehachapi Mountains area:, Slopes above Oso Canyon; c. 2 miles north of Quail Lake; 1.2 miles west of cement plant rd. 1006 Comment
  CAS-BOT-BC86203  Quercus dumosa Peter H. Raven; Henry J. Thompson 1958-10-11 13760 Los Angeles Santa Monica Mountains. Saddle Peak, near the EPeak 609 Comment
  CAS-BOT-BC86373  Quercus dumosa Fordyce Grinnell 1908-10-8 s.n. Los Angeles Switzer Camp., San Gabriel Mts. Comment
  UCSB28145  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 975 Comment
  RSA733153  Quercus durata var. gabrielensis Susan Grose, L. Braccio, L. Gross 2007-11-11 190 Los Angeles Pasadena, Oak Grove Park. 299 Comment
  UCR177723  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 310 Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Beaudry fire road northwest of Radio Towers, ridge top above Engleheard Canyon 793 Comment
  UCR197184  Quercus durata var. gabrielensis Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 656 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
  UCR219417  Quercus durata var. gabrielensis R. G. Swinney 2009-3-25 10161 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  UCSB33064  Quercus durata var. gabrielensis Nixon, Kevin; Nixon, John 1977-11-24 Los Angeles 100 yards south of entrance to Big Santa Anita resevoir, on Santa Anita Canyon road, 1.5 mi north of Arno St. Monrovia, South Side of San Gabriel Mtns. 609 Comment
  CATA1958  Quercus engelmannii Ralph N. Philbrick, Robert F. Thorne 1967-5-18 220 Los Angeles Santa Catalina Island: Lower-middle Bulrush Canyon, Salta Verde 0 Comment
  SFV21072  Quercus engelmannii L. Gross 2001-3-23 344 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. 488 Comment
  UCR223621  Quercus ilex R. G. Swinney 2009-6-27 11287 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  UCR87111  Quercus ilex Steve Boyd, T. S. Ross 1990-11-15 5305 Los Angeles Grounds of Rancho Santa Ana Botanic Garden, Claremont Comment
  SFV12027  Quercus john-tuckeri D. L. Koutnik, B. Holguin 1978-4-1 215 Los Angeles San Gabriel Mountains West side of Sierra Highway and 1 mile north of CA-Highway 14. 988 Comment
  RSA679309  Quercus pacifica Mark A. Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 367 Los Angeles Santa Catalina Island. At curve in road past garden to Divide Rd. Comment
  UCR281775  Quercus pacifica Mitch Provance, Scott Duff 2017-6-29 617- 60 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  SBBG43926  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SBBG43932  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SBBG43938  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UC1302271  Quercus tomentella Robert F. Thorne and P. C. Everett 1964-2-7 33473 Los Angeles e end Santa Catalina Island (lower end of Pebbly Beach Canyon); , Pebbly Beach Canyon 121 Comment
  UCR260324  Rafinesquia californica R. G. Swinney 2010-5-4 12548 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
  RSA472412  Rafinesquia californica Robin S. Collins 1973-5-15 264 Los Angeles Angeles National Forest, San Gabriel Mts. Trail Canyon, on road to beginning of pack trail. 594 Comment
  UC56420  Ranunculus californicus Ernest Braunton Feb, 1903 814 Los Angeles Griffith Park Comment
  CAS-BOT-BC378877  Ranunculus californicus var. californicus LeRoy Abrams 1903-3-8 3104 Los Angeles Inglewood Comment
  RSA657374  Raphanus sativus Joseph M. Keefe 2001-1-24 31031 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCR131451  Raphanus sativus Alison Lipman 1998-5-6 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
  SEINET10481185  Raphanus sativus David B. Dunn 1947-3-19 Dunn 2928 Los Angeles Collected n. Side of welshire on .5 block e. Of manning in a vacant lot. Los angeles. Comment
  UC870779  Rhamnus californica Louis C. Wheeler 1932-7-2 909 Los Angeles Browns Flat San Gabriel Mts. 1310 Comment
  RSA390181  Rhamnus californica subsp. californica E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  RSA612546  Rhamnus californica subsp. californica Louis C. Wheeler 1932-9-12 1375 Los Angeles San Antonio Canyon, San Gabriel Mts. 1220 Comment
  RSA724509  Rhamnus californica subsp. californica K. Dobry 1991-6-24 d- 749 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  UCR200208  Rhamnus californica subsp. californica Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 874 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Near cow unit and Beek-Wax Aquatic Center 366 Comment
  LA207791  Rhamnus crocea Paul Gripp; May 1954 sn Los Angeles Mt. Gleason Rd., Tujunga Comment
  RSA17157  Rhamnus crocea Percy C. Everett 1935-6-25 s.n. Los Angeles San Fernando Valley, Foothill Blvd. 0.7 mi. West of Van Nuys Blvd. 274 Comment
  NY42971  Rhamnus ilicifolia J. B. Walker 1995-3-29 1294 Los Angeles Angeles National Forest, East Fork Rd, 3km E of junction with Gabriel Canyon Rd 600 Comment
  RSA199020  Rhamnus ilicifolia W. M. Gauntt 1966-4-16 153 Los Angeles Junction of Glendora Mt. Road and San Gabriel Canyon Road. 915 Comment
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Jun 16 2014
  RSA390826  Rhamnus ilicifolia Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA390838  Rhamnus ilicifolia E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  RSA750106  Rhamnus ilicifolia R. G. Swinney 2008-5-5 8768 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  CATA64  Rhamnus pirifolia USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 40 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  POM220015  Rhamnus pirifolia F. R. Fosberg 1932-5-6 8134 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 50 Comment
  RSA3558  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3502 Los Angeles Avalon Canyon, Santa Catalina Island. 122 Comment
  RSA390865  Rhamnus pirifolia F. R. Fosberg 1931-7-16 S 5604 Los Angeles Gallagher's Canyon, right fork; Santa Catalina Island. 50 Comment
  RSA596314  Rhamnus tomentella subsp. cuspidata Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-11 3367 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  UC224184  Rhamnus tomentella subsp. tomentella Munson and Hopkins 1889-7-3 Los Angeles Los Angeles Comment
  UCR212750  Rhus aromatica Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1760 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 349 Comment
  CAS-BOT-BC170449  Rhus integrifolia John Thomas Howell 1928-3-2 3367 Los Angeles Vermont Canyon, Griffith Park Comment
  POM39406  Rhus integrifolia I. W. Clokey, B. Templeton 1929-04 4431 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA386480  Rhus integrifolia F. H. Elmore 1939-3-1 439 Los Angeles Santa Catalina Island Comment
  SD69651  Rhus integrifolia Robert F. Thorne, Reed Rollins, Doug Propst, R. Carolin 1967-3-18 36739 Los Angeles Santa Catalina Island, Wild Boar Gully, ca. 1 mile west north west of Salta Verde Point 199 Comment
  CAS-BOT-BC170471  Rhus integrifolia J. Stuart Rowley 1933-4-16 s.n. Los Angeles Near San Telmo, Lower California Comment
  CAS-BOT-BC167960  Rhus ovata W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  SBBG71090  Rhus ovata F. R. Fosberg 1932-5-7 8152 Los Angeles Grand Cyn upper falls 150 Comment
  UC162037  Ribes amarum Geo. B. Grant 1906-2-21 6593 Los Angeles Mt. Wilson Comment
  RSA012640  Ribes aureum Fay A. MacFadden 1930-04 1281 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  CAS-BOT-BC93070  Ribes californicum var. hesperium C. L. Hitchcock 1932-2-3 s.n. Los Angeles San Gabriel Mountains. Evey Canyon. North of Claremont. 518 Comment
  UC11620  Ribes californicum var. hesperium W. H. Brewer 1860-12-21 72 Los Angeles Sierra Santa Monica Comment
  CAS-BOT-BC93109  Ribes californicum var. hesperium Henry J. Thompson 1959-2-20 1842 Los Angeles Santa Monica Mountains. 1 mile east of Malibu Creek, along Piuma Road. 243 Comment
  SEINET13942450 Image available Ribes divaricatum Louis C. Wheeler 1934-1 2452 Los Angeles San Gabriel River at 240 ft altitude 73 Comment
  CAS-BOT-BC108882  Ribes divaricatum var. parishii A. J. McClatchie 1893-4-1 s.n. Los Angeles Near Pasadena. Comment
  SEINET4853859  Ribes grantii G. B. Grant 1904-5-17 6241 Los Angeles Mt. Wilson. Comment
  CAS-BOT-BC173418  Ribes malvaceum Ernest Braunton 1903-1-12 775 Los Angeles Laurel [Canon] Canyon Comment
  CAS-BOT-BC173439  Ribes malvaceum A. J. McC. 1892-1-8 69 Los Angeles San Ber. Mts, near Pasadena Comment
  OBI26242  Ribes malvaceum Mark E. Schneider 1974-1-28 s.n. Los Angeles Deliban Rd, 7 Hills Ranch, Tujunga 427 Comment
  UC750626  Ribes malvaceum Lewis S. Rose 1946-12-20 46293 Los Angeles Triunfo Pass Santa Monica Mts. 670 Comment
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Mar 26 2014
  UC934024 Image available Ribes malvaceum H. L. Cogswell 1950-3-10 61 Los Angeles nw slope Wood's Peak (Plot 6); San Gabriel Mountains 975 Comment
  RSA441475  Ribes malvaceum var. viridifolium Anstruther Davidson 1908-5-7 1793 Los Angeles Providence Ranch, Hollywood Comment
  RSA84497  Ribes malvaceum var. viridifolium F. W. Peirson 1919-12-2 2342 Los Angeles West Fork of Rubio Canyon, Sn Gabriel Mts 1067 Comment
  CAS-BOT-BC219185  Ribes nevadense Robert F. Thorne; J. Dourley 1967-10-10 37365 Los Angeles 1.5 miles E of Dawson Saddle, San Gabriel Mountains, Angeles National Forest 2331 Comment
  CAS-BOT-BC219299  Ribes nevadense Geo. B. Grant 1902-6-1 1125 Los Angeles Mount Wilson 1828 Comment
  RSA230180  Ribes nevadense Robert F. Thorne 1969-7-10 38394 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  RSA573753  Ribes nevadense Tim S. Ross 1990-8-17 3168 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  RSA656943  Ribes nevadense Valerie L. Soza, LeRoy Gross 2000-6-13 997 Los Angeles San Gabriel Mountains: Spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead. 1845 Comment
  CAS-BOT-BC186156  Ribes roezlii var. roezlii Timothy S. Ross; Steve Boyd 1990-5-17 2553 Los Angeles Little Gleason Forestry Plantation: north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and about 2 (air) miles E of Mt Gleason summit 1767 Comment
  CAS-BOT-BC173942  Ribes viburnifolium Blanche Trask 1896-3-22 s.n. Los Angeles Santa Catalina Island Comment
  SBBG118149  Ribes viburnifolium F. R. Fosberg 1931-4-4 4485 Los Angeles Cherry Cyn 30 Comment
  SFV10402  Romneya coulteri M. L. Vincent 1965-5-27 656 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Las Virgenes Road. 300 Comment
  SFV12548  Rorippa curvisiliqua M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 862 Los Angeles San Fernando Valley Big Tujunga Wash,, on mud flats just behind Hansen Dam. 305 Comment
  UCR91247  Rosa woodsii R. G. Swinney 1993-6-4 2255 Los Angeles San Gabriel Mtns., 0.8 mi. east of Glendora Mt. Road at Big Dalton Canyon Road 378 Comment
  IRVC28651  Rubus ursinus A. C. Sanders, Mark Elvin 2002-6-25 25264 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns. 305 Comment
  SFV21390  Rubus ursinus L. Gross 2002-4-28 534 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Off La Tuna Canyon Road in Santa Monica Mountains Conservancy land, south of 210 Freeway. Second canyon from the trail that starts from La Tuna climbs up and over a ridge to drop down into a this canyon. 549 Comment
  CATA1661  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2950 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  UCR205062  Rumex crispus R. G. Swinney 2008-4-4 8608 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA258382  Rumex crispus C. W. Tilforth 1972-6-23 600 Los Angeles Los Angeles. Found occasionally under almost all conditions. Comment
  RSA0065422  Rumex hymenosepalus Eleanor McClung 1937-4-18 145 Los Angeles Vasquez Railroad Crossing (vicinity). Comment
  SBBG37230  Rumex salicifolius E. R. Blakley 1963-4-10 5593 Los Angeles Echo Lake, NE of Black Jack Mtn 365 Comment
  UC850619  Rumex salicifolius var. salicifolius L. W. Nuttall 326 Los Angeles Santa Catalina Island Comment
  RSA477729  Sagina decumbens subsp. occidentalis J. T. Howell 1934-3-3 2386 Los Angeles Puddingstone Dam, San Jose Hills. Comment
  UCR224371  Salazaria mexicana Justin M. Wood 2010-5-10 1641 Los Angeles San Gabriel Mountains, vicinity of Littlerock Creek, just southwest of intersection of Chesebro Road and Mt. Emma Road 973 Comment
  CAS-BOT-BC103152  Salix bonplandiana Le Roy Abrams 1901-4-11 1467 Los Angeles Ballona River near Mesmer Comment
  RSA703549  Salix exigua Gary D. Wallace, Ann Hiller 1983-5-18 2066 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  RSA720180  Salix exigua LeRoy Gross 2007-3-13 2610 Los Angeles Southern side of range: Wildwood Canyon. 499 Comment
  LA52085  Salix exigua var. hindsiana Carl Hedin; J. A. Ewan 1932-4-22 7636 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. 176 Comment
  RSA225725  Salix gooddingii Robert F. Thorne, Arthur C. Gibson 1971-5-22 39762 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon, somewhat below Falls; 366 Comment
  UCR108402  Salix gooddingii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Sand Canyon, Head of Placerita Canyon Hwy, Placerita Canyon Road 610 Comment
  IRVC27299  Salix laevigata A. C. Sanders, Mark Elvin 2003-8-7 27159 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  POM362610  Salix laevigata Robert Gustafson 1981-2-4 2099 Los Angeles Area 1, Ballona Wetlands. Comment
  UC471647  Salix laevigata F. R. Fosberg 1931-5-6 S 4793 Los Angeles Cape Canyon Santa Catalina Isl., Cape Canyon 220 Comment
  UCR48977  Salix laevigata A. C. Sanders 1987-9-18 7356 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CHSC35883  Salix lasiolepis James Henrickson 1973-1-1 8112 Los Angeles Santa Cataline Island, 2 air miles WNW of Avalon. Comment
  IRVC28581  Salix lasiolepis A. C. Sanders, Mark Elvin 2002-6-19 25160 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  LA208797  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-25 7661 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  OBI70670  Salix lasiolepis Louis C. Wheeler 1962-6-30 8154 Los Angeles San Gabriel Mts. Pacoima Cyn at Bad Cyn 975 Comment
  RSA12637  Salix lasiolepis Carl B. Wolf 1934-8-16 6062 Los Angeles Bryant Ranch east of Long Beach. East side of San Gabriel Flood Control. 700 ft. east and 200 feet south of center of section 25. 5 Comment
  RSA6446  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles Bottom of Topanga Canyon. 225 Comment
  UC1234783  Salix lasiolepis Peter H. Raven 1962-5-20 17801 Los Angeles about opposite ranch in Middle Canyon Bullrush Canyon; Santa Catalina Isl., Bullrush Canyon 213 Comment
  UC506420  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-11 7667 Los Angeles Ballona Creek at Ballona Marshes (back of dike); Ballona Creek at Ballona Marshes Comment
  UCSB9466  Salix lasiolepis Lloyd, Robert 1960-03 Los Angeles 500 yards up Little Daltion Canyon from the Glendora Mtn Road; San Gabriel Mt. Range Comment
  CAS-BOT-BC128483  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7178 Los Angeles On flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  UCR258529  Salix lucida subsp. lasiandra R. G. Swinney 2010-6-23 13314 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
  CAS-BOT-BC126294  Salix sessilifolia Geo. B. Grant 1901-4-1 1156 Los Angeles Los Angeles Comment
  LA29095  Salsola tragus Mary V. Hood; 1944-10-8 44- 125 -k* Los Angeles Riverside Drive, nr. Griffith Park Comment
  RSA444934  Salsola tragus L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  UCD99452  Salsola tragus Peter H. Raven 1961-9-24 16754 Los Angeles Bouquet Reservoir. 914 Comment
  POM175438  Saltugilia splendens subsp. grantii Joseph A. Ewan 1930-6-23 2639 Los Angeles 1 mile above Coldbrook Camp, N. Fork San Gabriel River, San Gabriel Mountains. 1220 Comment
  RSA584774  Saltugilia splendens subsp. grantii T. S. Ross 1992-7-17 6729 Los Angeles Saddle E of Condor Peak summit. 1563 Comment
  RSA469657  Saltugilia splendens subsp. grantii Albert J. Perkins 1915-10-31 s.n. Los Angeles Clear Creek Trail to Big Tujunga, Sierra Madre Mts. Comment
  RSA660891  Salvia apiana Gerald Braden 1988-5-22 30 Los Angeles Strawberry Peak. Comment
  UC144536  Salvia apiana C. F. Baker 1903-4-1 4155 Los Angeles Claremont Comment
  POM145647  Salvia carduacea L. R. Abrams 1927-4-30 11746 Los Angeles Antelope Valley between Fairmont and Neenach . Comment
  SBBG44375  Salvia carduacea G. Sphon, D. Hearn 1956-5-30 19 Los Angeles Black Butte, Antelope Valley Comment
  SBBG71155  Salvia carduacea R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  RSA411366  Salvia carduacea A. Menke 1955-4-23 s.n. Los Angeles Dry Canyon. Comment
  RSA82392  Salvia carduacea F. W. Peirson 1921-5-18 1059 Los Angeles Along railroad track, 3 miles east of Saugus. Comment
  PASA476  Salvia columbariae Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA0076956  Salvia columbariae R. G. Swinney 2010-5-19 12824 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA401463B  Salvia columbariae Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA599803  Salvia columbariae Steve Boyd, Lauren Raz 1997-3-25 9295 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  UC883890  Salvia columbariae Ira W. Clokey, B. Templeton Apr 1929 4495 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  UCR256137  Salvia columbariae R. G. Swinney 2010-4-20 12314 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  LA69678  Salvia dorrii D. Lewis; 1953-4-9 sn Los Angeles Mohave Desert, Palmdale Comment
  CAS-BOT-BC214322  Salvia dorrii var. pilosa Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster Comment
  LA34654  Salvia dorrii var. pilosa Mary V. Hood; 1938-5-1 38- 6 * Los Angeles Mint Canyon Comment
  SBBG44522  Salvia dorrii var. pilosa K. K. Muller 1957-5-14 814 Los Angeles Mint Cyn Comment
  UCR222735  Salvia dorrii var. pilosa R. G. Swinney 2009-5-12 10714 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  RSA446321  Salvia leucophylla Bonnie C. Templeton 1934-6-17 1091 Los Angeles Franklin Canyon, north of Beverly Hills. Comment
  UC1124766  Salvia leucophylla F. H. Raymond 1930-1-6 18 Los Angeles Escondido Canyon; Triunfo Pass Quad. 335 Comment
  CHSC12144  Salvia mellifera L. M. Mayer 1973-4-21 103 Los Angeles Very abundant at the base of the mountains, ca. 20 ft off the rd through Big Tujunga Canyon, ca 8 mi ne of the intersection of Foothill Blvd. and Mt Gleason Ave. 701 Comment
  RSA434113  Salvia mellifera John P. Hill 1929-3-11 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  RSA580985  Salvia mellifera Catherine A. Mish 1995-3-4 10 Los Angeles Santa Susana Mtns, Eddleston Park 400 Comment
  RSA82404  Salvia mellifera Joseph A. Ewan 1932-5-10 7465 Los Angeles Hybrid colony on hot fire break, west rim of Verdugo Canyon Comment
  SBBG112964  Salvia mellifera S. A. Junak 1998-6-13 SCa 746 Los Angeles W side of Avalon Cyn drainage, along N rim of Quail Cyn, just W of Los Angeles County Fire Station 79 Comment
  SFV21145  Salvia mellifera J. M. Keefe 2001-1-19 30957 Los Angeles San Rafael Hills Los Angeles, Eagle Rock. South by southeast face of the Eagle Rock. 305 Comment
  UC1124803  Salvia mellifera P. L. Johannsen 1934-1-26 241 Los Angeles Brown's Canyon; Santa Susana Quad. 396 Comment
  UC25727  Salvia mellifera J. H. Barber 1897-5-24 157 Los Angeles Santa Monica Experimental Station Comment
  UC519730  Salvia mellifera Joseph Andorfer Ewan 1932-5-10 7463 Los Angeles w rim Verdugo Canyon Comment
  POM277129  Salvia spathacea E. S. Steele, H. S. Pratt 1935-2-20 s.n. Los Angeles Hills near Glendale Comment
  RSA199553  Salvia spathacea I. W. Clokey, Bonnie C. Templeton 1929-05 4481 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  RSA650130  Sambucus caerulea J. Bruce Smiley 1940-4-16 s.n. Los Angeles Mouth of Mill Creek. 853 Comment
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Mar 10 2013
  RSA250374  Sambucus mexicana R. F. Thorne, John Dourley 1967-3-10 37272 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2287 Comment
  UC1184984  Sambucus mexicana Huron H. Smith 1912-5-1 4901 Los Angeles Eagle Rock Valley 152 Comment
  UCR206413  Sambucus mexicana R. G. Swinney 2008-6-9 8955 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  CAS-BOT-BC238751  Sambucus nigra subsp. caerulea Robert F. Thorne; J. Dourley 1967-10-10 37377 Los Angeles San Gabriel Mts., Angeles National Forest: Cortelyou Springs 2072 Comment
  UCR258827  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-23 12345 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  POM183614  Samolus parviflorus J. Ewan 1929-8-17 3448 Los Angeles Trancas Canyon near Pt. Dume. Comment
  SEINET4044455 Image available Sanicula arguta D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  RSA471469  Sanicula crassicaulis E. Crow 1928-4-11 244 Los Angeles Hills southwest of Pomona. Comment
  UC1483932  Sarcodes sanguinea Gary D. Wallace 1969-6-23 821 Los Angeles 1 - 2 mi. e. Ridgecrest (along Angeles Crest Hwy. (State Hwy. 2), 200 yds. w. of a picnic ground, Angeles Nat'l Forest); San Gabriel Mts., Angeles Nat'l Forest Comment
  POM18177  Saxifraga californica P. A. Munz 1923-3-14 6593 Los Angeles Coble [Cobal] Canyon, north of Claremont. 518 Comment
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Nov 25 2014
  RSA602056  Schedonorus arundinaceus Scott D. White 1997-5-7 5060 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  SBBG113080  Schismus arabicus S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 629 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  POM6448  Schoenoplectus americanus L. T. Street, G. Williams 1919-5-10 2700 Los Angeles Near Bassett 90 Comment
  UC1147889  Scirpus microcarpus Robert F. Thorne 1966-4-5 35809 Los Angeles below Stage Station sw Eagles Nest (small marsh along small stream in Middle Ranch Canyon); Santa Catalina Island, Middle Ranch Canyon, sw of Eagles Nes 76 Comment
  RSA135227  Scrophularia californica Peter H. Raven 1960-5-21 15412 Los Angeles Coastal safe association, University of California, Los Angeles. 122 Comment
  POM19063  Scrophularia villosa Philip A. Munz 1923-4-10 6703 Los Angeles San Clemente Island: canyon-wall, south of 'Lemon Tank'; east coast Comment
  SBBG132068  Scrophularia villosa S. A. Junak, B. Collins 1991-4-25 SC 224 Los Angeles just N of field station at Camera Pad "Stone" 448 Comment
  RSA590842  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1990-5-23 2602 Los Angeles Upper Mill Creek: 2.8 road miles S of Mill creek Summit along Angeles Forest Hwy, and ca 1440m NNW of Rabbit peak. 1198 Comment
  UC534828  Scutellaria siphocampyloides Victor Duran 1933-7-8 3503 Los Angeles Horse Flats; San Gabriel Mountians, Horse Flats 1676 Comment
  LA54475  Scutellaria tuberosa A. M. Johnson; 1934-3-16 4374 Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA397640  Sedum spathulifolium Anstruther Davidson 1893-6-12 s.n. Los Angeles Mt. Disappointment. Comment
  CAS-BOT-BC61989  Selaginella asprella Larry Kiefer 1963-1-1 348 Los Angeles c. 25 yds nw of Crystal Lake 1828 Comment
  SBBG17970  Selaginella bigelovii E. R. Blakley 1963-4-7 5511 Los Angeles Middle Ranch Cyn, 1 mi below Eagle's Nest 60 Comment
  LA209930  Senecio breweri Arthur C. Gibson; 2005-5-5 5069 Los Angeles Comment
  CAS-BOT-BC363448  Senecio californicus A. C. Sanders 2003-4-17 26063 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  SBBG62569  Senecio californicus R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  SEINET5782744 Image available Senecio californicus B. C. Templeton 1939-4-10 4616 Los Angeles Playa del Rey to El Segundo Comment
  RSA651014  Senecio douglasii Kenneth R. Montgomery, Thomas W. Strid 1973-8-22 73 -176 Los Angeles Collected on north facing slope at Dillon Divide, site of LASCA Cistus field plot Comment
  CAS-BOT-BC333081  Senecio flaccidus var. douglasii Alice Eastwood 1928-6-15 15385 Los Angeles Claremont Comment
  CAS-BOT-BC333120  Senecio flaccidus var. douglasii A. D. E. Elmer 1902-6-1 3735 Los Angeles Acton Comment
  CAS-BOT-BC539375  Senecio flaccidus var. douglasii R. G. Swinney 2009-11-16 11647 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: Aliso Canyon, 2.6 mi W of jct with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd 1027 Comment
  POM305065  Senecio flaccidus var. douglasii Henry J. Ramsey, Henry J. Ramsey 1937-1-2 354 Los Angeles Altadena. 396 Comment
  RSA741024  Senecio flaccidus var. douglasii Justin M. Wood, Brandy Wood 2009-1-2 274 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  UCR272964  Senecio flaccidus var. douglasii R. G. Swinney 2011-6-29 15334 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  RSA756917  Senecio ionophyllus R. G. Swinney 2008-6-17 9019 Los Angeles 1.2 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1902 Comment
  RSA544555  Senecio lyonii Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6111 Los Angeles San Clemente Island: west fork of China Canyon. 101 deg. E, 790m distant from 1448'BM. 293 Comment
  SBBG95941  Senecio lyonii M. B. Dunkle 1939-11-24 Los Angeles east coast summit Comment
  SD86334  Senecio lyonii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3227 Los Angeles San Clemente Island,south of Eel Point 24 Comment
  UCR178953  Setaria parviflora R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Canyon Road, 0.9 mi. NE of Glendora Mountain Road 412 Comment
  CAS-BOT-BC240234  Setaria viridis Ernest C. Twisselmann 1970-10-17 17547 Los Angeles Antelope Valley: Gorman Highway 5 miles west of Highway 14 1005 Comment
  CATA3000  Sibara filifolia Peter J. Dixon 2015-3-16 034 Los Angeles Santa Catalina Island: China Point Rd. .96 km East of China Point. 160 m North of the Pacific Ocean 97 Comment
  RSA660879  Sibara filifolia Orlando Mistretta 1992-4-5 142 Los Angeles Guds, San Clemente Island. Comment
  SEINET8946043  Sidalcea hirsuta G. B. Grant 1904-1 1202 Los Angeles Pasadena. Comment
  SBBG119536  Silene antirrhina A. C. Sanders with H. Kennedy 2005-4-13 29420 Los Angeles Santa Clarita area, lower Mint Cyn at the community of Mint Cyn 457 Comment
  UCR270911  Silene antirrhina R. G. Swinney 2011-5-26 14858 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA4825  Silene gallica James Snow 1932-1 s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  UCR272609  Silene gallica R. G. Swinney 2011-5-6 14579 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA0016985  Silene laciniata subsp. major James Clizbe 1930-5-6 s.n. Los Angeles Verdugo Hills. Comment
  UC1595284  Silene laciniata subsp. major Tim Ross 1992-5-17 6378 Los Angeles lower Shoemaker Canyon draining to the E Fork San Gabriel River (joining it at 2125 feet elevation, San Gabriel Mts.); San Gabriel Mts. lower Shoemaker Canyon 752 Comment
  RSA609075  Silene lemmonii L. C. Wheeler 1932-5-28 777 Los Angeles San Gabriel Mtns.: Cascade Canyon off San Antonio Canyon. 1112 Comment
  RSA0089420  Silene parishii R. G. Swinney 2011-7-21 15529 Los Angeles Strawberry Peak summit 1860 Comment
  RSA755885  Silene verecunda R. G. Swinney 2008-7-24 9290 Los Angeles San Gabriel Mtns.: Waterman Mountain. 2412 Comment
  UCR3358  Silybum marianum H. M. Whistler 1964-4-11 640411- 03 Los Angeles San Gabriel Valley, Side of road to Puddingstone Reservoir State Park, 0.3 mi from San Dimas City limit 244 Comment
  RSA699880  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  UC284766  Sisymbrium irio P. A. Munz 1923-3-10 6582 Los Angeles s of Santa Fe (Claremont); Claremont 350 Comment
  CATA1841  Sisymbrium officinale Denise Kraus 2000-5-4 23 Los Angeles Santa Catalina Island: Approximately 1850 feet north of intersection of Airport Road and Empire Landing Road. At GHB Transect 9 381 Comment
  UC1871228  Sisymbrium officinale T. S. Ross, Walter Appleby 1993-5-20 7204 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  SBBG103668  Sisymbrium orientale S. A. Junak with M. L. Hoefs 1998-3-22 SCa 504 Los Angeles Airport Rd, just E of intersection with Middle Ranch Rd, overlooking head of Swain's (Swain) Cyn 426 Comment
  RSA431759  Sisymbrium orientale Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  UCR194187  Sisyrinchium R. G. Swinney 1998-7-29 6530 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  LA23982  Sisyrinchium bellum A. M. Johnson; 1932-5-30 4089 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  UCR282613  Sisyrinchium bellum Dan S. Cooper 2017-3-20 317- 11 Los Angeles Whittier Hills, Skyline Dr. [Skyline #2 Fire Rd.] 351 Comment
  UCR270842  Sisyrinchium idahoense R. G. Swinney 2011-8-17 15621 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  UCR117133  Solandra maxima A. C. Sanders, D. Malueg 2001-5-17 24331 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
  SBBG118711  Solanum americanum O. Mistretta 1992-4-4 126 Los Angeles San Clemente Island Comment
  HSC101347  Solanum douglasii R. G. Swinney 2008-11-30 9876 Los Angeles San Gabriel Mtns.; Azusa/Irwindale boundary, San Gabriel River Channel, within 75 m of Foothill Blvd. bridge 177 Comment
  RSA422432  Solanum douglasii F. R. Fosberg 1930-7-3 S- 3039 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 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
  POM6568  Solanum elaeagnifolium L. R. Abrams 1917-6-7 6607 Los Angeles San Fernando Valley, near Cahuenga Pass. Comment
  POM9216  Solanum umbelliferum Philip A. Munz, R. D. Harwood 1920-5-17 3980 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  SEINET3077694 Image available Solanum umbelliferum Francis Miller 1964-4-11 M- 6420 Los Angeles S slopes of Mount Wilson, 3 mi up Orchard Camp Trail from Sierra Madre. 914 Comment
  RSA2004  Solanum umbelliferum Carl B. Wolf 1931-5-13 2000 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  UCR19776  Solanum umbelliferum var. incanum E. B. Eldred 1977-5-30 s.n. Los Angeles San Gabriel Mtns, Route 39, 12 miles south of Crystal Lake, San Gabriel Canyon 610 Comment
  UCR16404  Solanum xanti R. D. Keys 1973-5-6 s.n. Los Angeles San Gabriel Mountains, 1 mi below Falling Springs Resort, San Gabriel Canyon Road, Angeles National Forest; 15-20 ft. below road on mountainside 1220 Comment
  SEINET12274871  Solanum xanti E. A. Purer 1935-1 6544 Los Angeles Malibou Road, Santa Monica Mts Comment
  POM155782  Solidago californica M. B. Dunkle 1928-10-7 2001 Los Angeles Middle Ranch Canyon 168 Comment
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Jun 5 2014
  CAS-BOT-BC365023  Solidago velutina subsp. californica Peter H. Raven 1959-10-16 14647 Los Angeles 0.8 miles south of Guard Station, Boquet [Bouquet] Canyon Comment
  RSA0092149  Solidago velutina subsp. californica R. G. Swinney 2011-9-22 15659 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UC519723  Sonchus asper Joseph Andorfer Ewan 1932-5-19 7533 Los Angeles near power house (Playa del Rey); Playa del Rey Comment
  RSA0036768  Sonchus oleraceus Toad 1981-3-3 0013 -81 Los Angeles 130 W. Grondahl, Covina. On NW corner of property. Comment
  UC40226  Sorghum halepense J. Burtt Davy Oct 1896 2855 Los Angeles Pomona Comment
  UCD92746  Sorghum halepense Beecher Crampton 1965-10-27 7594 Los Angeles Ca. 2.6 miles SW of Saugus, US Hwy. 99 - Interstate 5. Comment
  CAS-BOT-BC389950  Spergula arvensis Crawford; Hiatt 1916-3-29 996 Los Angeles Santa Monica Mts Comment
  CATA1232  Spergularia bocconi Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2298 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  SBBG105392  Spergularia bocconi R. M. Beauchamp 1976-5-22 4114 Los Angeles dump at Lemon Tank 332 Comment
  UCR80041  Spergularia bocconi R. Mattoni 1988-4-1 88- 01 Los Angeles Vernon, central Los Angeles, vacant lot in 2400 block of East 28th St. Lot paved about 1 month after this collection was made 64 Comment
  SD69463  Spergularia marina Robert F. Thorne 1966-4-4 35768 Los Angeles Santa Catalina Island, Catalina Harbor, Isthmus, tip of Ballast Point Comment
  RSA0098579  Spergularia villosa Timothy S. Ross, Annette Ross 1991-6-3 5523 Los Angeles West Pomona. 230 Comment
  CAS-BOT-BC235430  Sporobolus airoides 1928-6-10 17 Los Angeles Peace Valley Comment
  UCR94661  Sporobolus airoides A. C. Sanders, E. J. Lott 1993-5-6 13952 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UCR142821  Sporobolus cryptandrus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  RSA82589  Stachys albens F. W. Peirson 1918-8-16 179 Los Angeles San Antonio Canyon, San Gabriel Mts. 1341 Comment
  UCR124471  Stachys albens B. C. Templeton 1932-7-20 5015 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR277053  Stachys albens R. G. Swinney 2011-9-22 15661 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA773540  Stanleya pinnata R. G. Swinney 2009-4-29 10568 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  RSA784835  Stebbinsoseris heterocarpa J. D. Olmsted 1959-5-13 618 Los Angeles San Gabriel Mountains; Evey Canyon, 550 yards west of San Antonio Canyon 716 Comment
  RSA533463  Stellaria media Timothy S. Ross 1991-4-21 4553 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  CAS-BOT-BC375135  Stephanomeria cichoriacea Wesley O. Griesel 1961-9-23 s.n. Los Angeles Switzers Camp, San Gabriel Mts. 762 Comment
  IRVC26307  Stephanomeria cichoriacea Mark A. Elvin, Cathleen Weigand 2003-5-22 2907 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  SBBG131971  Stephanomeria diegensis S. A. Junak 1990-11-9 SCI 137 Los Angeles E slope of island, immediately below field station, at Camera Pad "Stone" 448 Comment
  UCD136364  Stephanomeria exigua subsp. coronaria L. D. Gottlieb 1970-9-17 7054 Los Angeles on West Liebre Lookout Road, 1/2 mile west of Tent Rock Campsite, east of Gorman. 1615 Comment
  RSA474199  Stephanomeria exigua subsp. coronaria F. R. Fosberg 1931-9-16 5683 Los Angeles Baldwin Hills. 50 Comment
  RSA249791  Stephanomeria parryi R. F. Thorne 1973-5-11 43490 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
  SFV4126  Stephanomeria virgata K. A. Wilson 1963-10-24 1304 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  RSA226574  Stephanomeria virgata subsp. virgata Anonymous 1966-8-13 66157 Los Angeles 1 mile south of Crystal Lake, on Hwy. 39 1433 Comment
  SEINET10589590  Stipa Johnson 1963-4-6 Johnson G- 214 Los Angeles City of Los Angeles - Grown at UCLA Campus. Originally from 20 mi. N of Deaful along rd. to Khorramabad, Iran. Comment
  UC1922749  Stipa lepida Valerie Soza, L. Moore 2000-5-10 840 Los Angeles Transverse Ranges: Verdugo Mountains; north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines 579 Comment
  CATA791  Stipa pulchra Mark L. Hoefs, Robert Given 1991-6-12 1359 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  RSA187665  Stuckenia pectinata Robert F. Thorne 1966-9-16 36709 Los Angeles Near Hay Press Reservoir, Santa Catalina Island. 412 Comment
  RSA383484  Stuckenia pectinata L. C. Wheeler 1933-10-22 2197 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment