Search Results — 2000 specimen records retrieved (1548 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG31226  Acacia decurrens R. F. Thorne with P. C. Everett 1965-6-22 34921 Los Angeles S of Avalon Golf Course; cultivated 121 Comment
  UCR51073  Acacia longifolia A. C. Sanders 1988-3-17 7733 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  UCR280871  Acamptopappus sphaerocephalus var. hirtellus R. G. Swinney 2014-5-1 16331 Los Angeles San Gabriel Mountains/Mojave Desert, NW of Valyermo, extreme west end of Holcomb Ridge, 400-500 meters NE of Valyermo Rd. and 250 m east of Big Rock Wash, 0.3 mile north of jct. of Pallett Creek Rd. and Valyermo Rd. 1110 Comment
  JEPS42676  Acer macrophyllum Frank W. Peirson 1919-4-5 107 a Los Angeles Old Mt. Wilson trail , Old Mt. Wilson trail (San Gabriel Mountains) 685 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
  RSA653373  Acer negundo var. californicum LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-8 267 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. 335 Comment
  CATA118  Achillea millefolium Mark L. Hoefs, A. Douglas Propst 1973-3-14 91 Los Angeles Santa Catalina Island: Ridge between Cape and Skull Canyons 304 Comment
  POM182186  Achnatherum coronatum Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. 365 Comment
  RSA713354  Achnatherum coronatum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26203 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA584131  Achnatherum speciosum Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2961 Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  SBBG12140  Achyrachaena mollis P. H. Raven 1962-5-9 17663 Los Angeles near head of cyn at S end of Mosquito Cove 320 Comment
  SBBG126171  Acmispon americanus var. americanus A. C. Sanders with T. B. Salvato, M. Provance 2009-5-27 36965 Los Angeles confluence of San Gabriel River and Walnut Crk, between El Monte and Baldwin Park, S of I-10 Fwy and N of Valley Blvd, W of I 605 Fwy, under SCE powerlines 83 Comment
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Feb 28 2014
  CAS-BOT-BC204771  Acmispon argophyllus var. argenteus Parish 1904-4-21 6257 Los Angeles Santa Catalina Island, at Isthmus, Pacific Ocean, off southern California Comment
  CAS-BOT-BC518730  Acmispon glaber var. glaber R. G. Swinney 2010-5-12 12724 Los Angeles San Gabriel Mountains: Barrell Springs Road at jct with 42nd St East, on SW side of road from 30 to 150 meters W of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  LA52430  Acmispon glaber var. glaber W. R. Ernst; May 1948 sn Los Angeles Mt. Washington Comment
  SD13187  Acmispon strigosus Edith A. Purer 1935-5-12 6599 Los Angeles El Segundo, old sand dunes Comment
  RSA717035  Adenostoma fasciculatum var. fasciculatum Gary Kovnat, LeRoy Gross 2003-4-5 36 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  RSA762352  Adiantum capillus-veneris R. G. Swinney 2009-2-26 10036 Los Angeles Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 366 Comment
  UCR220181  Adiantum capillus-veneris R. G. Swinney, Jane Strong 2009-4-7 10306 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  POM250499  Adiantum jordanii I. W. Clokey, E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  UCR124465  Adiantum jordanii I. W. Clokey, B. C. Templeton 1929-1 4538 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  LA210545  Ageratina adenophora Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Arcadia 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
  UCR258576  Ageratina adenophora R. G. Swinney 2010-4-23 12368 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  POM266382  Agoseris heterophylla var. heterophylla J. C. Roos 1937-3-17 2458 Los Angeles San Fernando Valley. Comment
  RSA600406  Agoseris retrorsa Steve Boyd, Lauren Raz 1997-5-1 9642 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  CAS-BOT-BC13419  Agoseris retrorsa Tim Ross 1992-5-8 6298 Los Angeles San Gabriel Mtns.: Glendora Ridge Road; steep northerly slope overlooking Coldwater Canyon to the N 1246 Comment
  POM20722  Agrostis exarata P. A. Munz 1923-8-31 7668 Los Angeles Big Pines, Swartout Valley, San Gabriel Mountains. 2073 Comment
  RSA733584  Agrostis exarata R. G. Swinney 1998-7-24 6560 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  SEINET7594108 Image available Agrostis pallens Unknown 1892-1 45862 Los Angeles Santa Monica, Santa Monica Comment
  POM20723  Agrostis stolonifera P. A. Munz 1923-8-31 7667 Los Angeles Big Pines, Swartout Valley, San Gabriel Mountains. 2073 Comment
  SEINET14058189  Agrostis tenuis D. H. Wilken 1965-6-24 287 Los Angeles Los Angeles State College campus. 243 Comment
  UCR177308  Ailanthus altissima LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1028 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon 262 Comment
  CAS-BOT-BC445385  Alisma plantago-aquatica D. E. Bramlet 2003-9-17 3468 Los Angeles San Gabriel Mtns.: Big Dalton Debris Basin. 324 Comment
  SEINET10471914  Allium David B. Dunn 1946-1 Dunn 2000 Los Angeles Collected in the yard at 316 N. Ave. 50. Comment
  SEINET8467152 Image available Allium fimbriatum var. fimbriatum James Henrickson 1973-5-12 9596 Los Angeles 6 air miles SE of Pearblossom, 4.6 road miles S of Llano in lower portion of Bob's Gap along 165 St 1234 Comment
  UCR256612  Allium fimbriatum var. fimbriatum Anuja Parikh, Nathan Gale 2011-6-11 3449 Los Angeles Transverse Range; San Gabriel Mountains, north of Aliso Canyon, 0.2 km west of Angeles Forest Hwy, 1.0 km north of Aliso Canyon Road 1186 Comment
  RSA640739  Allium haematochiton L. C. Wheeler 1931-3-3 s.n. Los Angeles San Dimas: Puddingstone Dam, San Jose Hills. 305 Comment
  RSA0066074  Allium monticola F. W. Peirson 1923-5-25 3547 Los Angeles Rock Creek, north slope of San Gabriel Mts. 1295 Comment
  CAS-BOT-BC475404  Allium praecox George B. Grant; Walter Wheeler 1904-4-21 34 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  JEPS69358  Allophyllum divaricatum Frank W. Peirson 1918-10-26 293 Los Angeles Big Dalton Canyon San Gabriel Mts., Big Dalton Canyon 762 Comment
  RSA609266  Allophyllum divaricatum L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek ,off West Fork San Gabriel River. 609 Comment
  UCR194074  Allophyllum divaricatum R. G. Swinney, Dave Larson 1999-5-29 7213 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with Wolfskill Canyon 537 Comment
  SEINET4044461  Allophyllum glutinosum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCR273592  Allophyllum glutinosum R. G. Swinney 2011-6-22 15235 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
  RSA229048  Allophyllum violaceum R. F. Thorne 1971-6-30 40775 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
  POM2091  Alnus rhombifolia J. H. Barber 1898-2-22 370 Los Angeles Topanga Canyon Comment
  RSA302702  Alnus rhombifolia Jim Shevock 1970-4-8 107 Los Angeles L.A. Pierce College. 244 Comment
  PASA2650  Alyssum maritimum Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  IRVC28684  Amaranthus blitoides A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25540 Los Angeles Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley NE end of Santa Susana Mtns. 366 Comment
  RSA597276  Amaranthus blitoides T. S. Ross, Steve D. Boyd 1990-6-18 3511 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  CDA3242  Amaranthus blitum Tom Yutani 1988-10-29 Los Angeles Intersection of Beach Blvd. (Hwy 39) and Rosecrans Avenue, La Mirada, at the Orange County line. 0 Comment
  SBBG127982  Amaranthus deflexus M. L. Hoefs 1996-7-11 2762 Los Angeles Catalina St, one block up from Crescent St, Avalon 6 Comment
  RSA235156  Amaranthus retroflexus David Wheat 1972-8-20 738 Los Angeles Roadside weed on Padua Ave. between Baseline Rd. and Mt. Baldy Road 518 Comment
  UCR273406  Ambrosia acanthicarpa R. G. Swinney 2011-10-25 15889 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  SBBG31330  Ambrosia chamissonis R. F. Thorne with P. C. Everett 1965-6-23 34950 Los Angeles behind N beach at Little Harbor Comment
  RSA177877  Ambrosia chamissonis var. chamissonis Percy C. Everett 1965-5-11 34552 Los Angeles Santa Catalina Island, behind North Beach at Little Harbor. 2 Comment
  LA94829  Ambrosia psilostachya T. A. Geissman; 1968-4-20 TAG 42068 APM Los Angeles Santa Monica Mountains, Malibu Canyon, near entrance to canyon 9 Comment
  RSA0091515  Ambrosia salsola R. G. Swinney 2011-4-1 14319 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SFV7084  Ammannia coccinea T. Gordon, M. H. Grayum 1974-11-18 784 Los Angeles San Fernando Valley Encino Creek, Sepulveda Flood Control Basin. 213 Comment
  RSA306183  Amorpha californica Fay A. MacFadden 1933-6-15 s.n. Los Angeles Stow Canyon, Verdugo Hills Comment
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Sep 24 2014
  RSA0079991  Amsinckia intermedia Scott D. White, Pam De Vries 1998-5-15 6506 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 579 Comment
  RSA177780  Amsinckia intermedia R. F. Thorne, P. Everett 1965-5-10 34496 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  SBBG17961  Amsinckia intermedia E. R. Blakley 1963-4-7 5517 Los Angeles Middle Ranch 213 Comment
  UCR270050  Amsinckia intermedia R. G. Swinney 2011-3-17 14119 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UC723857  Amsinckia menziesii var. menziesii Louis C. Wheeler 1934-3-31 2495 Los Angeles La Verne 304 Comment
  UCR184352  Amsinckia tessellata A. C. Sanders 2007-4-19 33454 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  LA43453  Anagallis arvensis Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA0065392  Anagallis arvensis Dolores Perez 1981-4-26 29 Los Angeles Dr. at junction of 79th St. in Playa del Rey. Comment
  RSA660850  Anagallis arvensis Darron David 1992-5-15 10 Los Angeles [Hacienda] Heights, 1.2 miles west of the intersection of Colima Rd. and Haliburton Rd. Clementina Dr. Comment
  CATA307  Anemopsis californica Mark L. Hoefs 1973-6-5 331 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 91 Comment
  UC874527  Angelica tomentosa Louis C. Wheeler 1932-7-2 906 Los Angeles San Gabriel Mountains, Brown's Flat Brown's Flat; San Gabriel Mountains, Brown's Flat 1310 Comment
  RSA425779  Antirrhinum coulterianum Louis C. Wheeler 1932-7-2 903 Los Angeles Brown's Flat 1311 Comment
  UCR88516  Antirrhinum coulterianum Scott D. White, Chet McGaugh 1995-5-16 3075 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  UCSB32469  Antirrhinum coulterianum Coz, Susan 1977-6-4 Los Angeles 5 mi N on Malibu Cyn Rd from Hwy 1; E side of road across from Tapia park 182 Comment
  JEPS15489  Antirrhinum kelloggii Peter H. Raven 1956-6-17 9414 Los Angeles nw of Sunset Boulevard (at Sepulveda Boulevard); Santa Monica Mountains Comment
  UCR200114  Antirrhinum kelloggii Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 694 Los Angeles Transverse Ranges: Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  UCR146490  Antirrhinum multiflorum Scott D. White 2004-7-28 10665 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  UCR242705  Antirrhinum multiflorum R. G. Swinney 2009-8-6 11544 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  POM354880  Antirrhinum nuttallianum subsp. subsessile Blanche Trask 3381 Los Angeles Avalon, Santa Catalina Island. Comment
  SD85156  Antirrhinum nuttallianum subsp. subsessile E. R. Blakley 1962-6-10 5247 Los Angeles San Clemente Island, north slope, Ao mile up canyon from mouth, halfway between Eel Point and Seal Cove 29 Comment
  SBBG131487  Apiastrum angustifolium S. A. Junak 1996-4-15 SCI 348 Los Angeles ca. 0.70 mi inland from mouth of Horse Beach Cyn 106 Comment
  SD215379  Apocynum cannabinum Steve Boyd, Lauren Raz 1997-5-28 9842 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 865 Comment
  CAS-BOT-BC435118  Aptenia cordifolia Peter H. Raven; Henry J. Thompson 1959-10-18 14662 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Coast Highway at mouth of Topanga Canyon 4 Comment
  SFV16664  Arctostaphylos glandulosa P. Wilson, J. M. Albert 1996-6-12 3437 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 52.85, near Three Points. 1799 Comment
  RSA631468  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15715 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631674  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20290 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA631677  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-10-11 22069 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  SDSU1500  Arctostaphylos glauca A. H. Gallup 1949-3-16 333 Los Angeles 'The Wash,' Claremont. 366 Comment
  UC1871267  Arctostaphylos glauca T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3859 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  RSA634333  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22130 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  RSA634703  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20308 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634845  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20525 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635168  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22014 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635192  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20384 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  RSA635252  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20643 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA635276  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20639 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA772159  Arctostaphylos patula R. G. Swinney 2009-6-2 10995 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA584394  Arenaria macradenia var. arcuifolia Timothy S. Ross, Darin Banks 1994-6-21 7990 Los Angeles Vicinity of Pacifico Mountain; descending northerly ridge with Tie canyon on the W, an upper tributary of Santiago canyon on the E; 2325m NW of 7124 ft summit. 1915 Comment
  RSA603614  Arenaria macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 B Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  RSA66306  Argemone munita subsp. munita F. W. Peirson 1913-07 55 Los Angeles San Antonio Wash, east end of LA Co. Comment
  CAS-BOT-BC401797  Argemone munita subsp. rotundata Ernest C. Twisselmann 1959-6-2 5341 Los Angeles Old Ridge Route, 0.8 mile south of Sandberg's Lodge 1234 Comment
  CAS-BOT-BC84969  Artemisia californica Peter H. Raven; Henry J. Thompson 1959-10-31 14727 Los Angeles Santa Monica Mountains - Mandeville Canyon 2.7 miles north of Sunset Boulevard. 259 Comment
  LA31681  Artemisia californica Peter H. Raven; 1959-9-19 13715 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach on US 101 [now Pacific Coast Hwy, US 1] 45 Comment
  RSA188276  Artemisia californica R. F. Thorne 1966-5-31 36451 Los Angeles Santa Catalina Island. Rocky headland between Shark and Little Harbors 15 Comment
  RSA535723  Artemisia californica Timothy S. Ross 1991-5-22 5464 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. 79 Comment
  UC415490  Artemisia californica Blanche Trask 1903-6-1 286 Los Angeles Pat's trail San Clemente Island Comment
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Jul 2 2014
  UC557796  Artemisia californica Nell Murbarger 1936-5-1 149 -2 Los Angeles e side of San Clemente Island Comment
  CAS-BOT-BC90350  Artemisia douglasiana Peter H. Raven; Henry J. Thompson 1959-9-6 14380 Los Angeles near mouth of Malibu Creek 12 Comment
  RSA127762  Artemisia douglasiana Peter H. Raven, Henry J. Thompson 1958-10-11 13745 Los Angeles Las Tunas Canyon at coast highway. (Lat; N. 34 degrees, Long. 118 to 119 degrees W.) 152 Comment
  UCR212783  Artemisia douglasiana Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1770 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel River watershed [Sycamore Canyon, east of Sycamore Canyon Road and north of San Dimas Canyon Park] 394 Comment
  RSA596007  Artemisia tridentata subsp. parishii Timothy S. Ross, J. Mark Porter 1995-5-4 8434 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA529170  Artemisia tridentata subsp. tridentata Timothy S. Ross, Steve Boyd 1991-7-24 5663 Los Angeles Granite Mountain vicinity: San Gabriel Mountains. 1939 Comment
  UC1119473  Artemisia tridentata subsp. tridentata A. Lewis 1933-5-1 201 Los Angeles Spunky Canyon Los Angeles National Forest, Elizabeth Lake Quadrangle, Spun Comment
  CDA22416  Asarum caudatum G. C. Fleischman 1955-6-28 Los Angeles Varva Estate, UCLA. 0 Comment
  RSA0040205  Asclepias californica Orlando Mistretta 1992-5-16 4 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  RSA750833  Asclepias fascicularis R. G. Swinney 2005-8-9 8400 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCSB7584  Asclepias fascicularis Crum, Charles 1958-7-15 Los Angeles Mulholland drive between Sepulveda and Topanga roads, near Los Angeles, California Comment
  SBBG58656  Asclepias vestita R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  LA3681  Aspidotis californica Carl Epling; Lincoln Ellison 1966-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA187954  Aspidotis californica Robert F. Thorne 1966-4-28 36211 Los Angeles Santa Catalina Island: on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon 274 Comment
  SEINET11168772 Image available Asplenium bulbiferum Unknown 1988-10-23 Los Angeles Long Beach Comment
  LA202858  Asplenium vespertinum Lawrence L. Kiefer; 1967-4-29 3345 Los Angeles San Gabriel Mountains, Pensinger(?) Canyon (tributary of San Gabriel River), N of Glendora ca. 1 mi. up, around tributary pt 609 Comment
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Jun 17 2014
  CAS-BOT-BC180496  Astragalus brauntonii S. B. Parish 1908-1-1 s.n. Los Angeles Santa Monica Hills Comment
  SD48967  Astragalus didymocarpus var. obispoensis Lois E. James 1947-4-13 1752 Los Angeles Ca. 0.5 miles west of Ravenna in Soledad Canyon Comment
  SD40738  Astragalus douglasii Carl B. Wolf 1933-6-25 5001 Los Angeles Ridge Route Road near Gormans at junction with road to Hungry Valley, Liebre Mountains. 1035 Comment
  RSA90228  Astragalus douglasii var. parishii F. W. Peirson 1922-7-6 4753 Los Angeles Swartout Valley region. Big Pines, north side of San Gabriel Mtns. 2073 Comment
  RSA599466  Astragalus gambelianus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9485 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SD139271  Astragalus nevinii Jon Rebman, Jonathan Dunn 1996-4-29 3113 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 49 Comment
  UCR219819  Astragalus pachypus var. pachypus R. G. Swinney 2009-4-24 10431 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  IRVC29104  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  RSA415740  Astragalus trichopodus var. lonchus A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  RSA35490  Astragalus trichopodus var. lonchus Emily M. Bradford 1904-3-17 s.n Los Angeles Redondo Beach. Comment
  SBBG128376  Astragalus trichopodus var. lonchus M. L. Hoefs 1991-3-19 1003 Los Angeles Airport Rd 463 Comment
  POM50161  Astragalus trichopodus var. phoxus L. R. Abrams 1901-4-5 1343 Los Angeles Chatsworth Park Comment
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Mar 6 2011
  RSA166665  Astragalus trichopodus var. phoxus W. G. Webb 1935-3-16 s.n. Los Angeles Tujunga Wash 1268 Comment
  RSA615560  Astragalus trichopodus var. phoxus LeRoy Gross 1998-5-15 18 Los Angeles San Gabriel Mtns: Big Tujunga Wash. East of 210 freeway ,west of Big Tujunga Canyon Road. 365 Comment
  UCR221444  Astragalus trichopodus var. phoxus D. E. Bramlet, Mike Ahmer 2005-4-12 3791 A Los Angeles Los Angeles Basin Region, Puente Hills, Powder Canyon, c. 400 ft. east of Skyline Dr. and 1500 ft. north of Fullerton Rd. 284 Comment
  UCR253905  Astragalus trichopodus var. phoxus Mitch Provance 2009-6-24 0609- 3 Los Angeles Western Transverse Range, about 5 miles SE of Pyramid Lake , c. 0.5 mi. SE of Whitaker Summit on Golden State Highway, adjacent to I-5 820 Comment
  RSA623948  Atriplex Raymond J. Dobbs 1927-8-13 331 Los Angeles Arroyo near Teddys. 305 Comment
  POM246578  Atriplex californica F. R. Fosberg 1931-4-29 S- 4710 Los Angeles Mouth [of] Cottonwood Canyon, Santa Catalina Island. 5 Comment
  UCR231076  Atriplex canescens Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range, Bouquet Canyon, south of David Way intersection with Bouquet Canyon Rd. 425 Comment
  CAS-BOT-BC168276  Atriplex canescens var. canescens Vernon Bailey 1907-10-20 s.n. Los Angeles San Pasqual Valley Comment
  CAS-BOT-BC170121  Atriplex lentiformis Alice Eastwood 1919-7-4 9294 Los Angeles Santa Monica Canyon Comment
  POM278977  Atriplex leucophylla Grant D. Brown 1950-11-24 572 Los Angeles Escondito Creek, 5 miles W. of Malibu. Comment
  SBBG29937  Atriplex nummularia C. B. Wolf 1931-12-30 2636 Los Angeles Playa del Rey 30 Comment
  UC527331  Atriplex nummularia Carl B. Wolf 1934-6-9 5740 Los Angeles 10 m w of Vista del Mar St. and 2.5 m s of n curbof Freeman St Playa del Rey (Playa del Rey, coastal bluffs) 30 Comment
  SD72796  Atriplex pacifica F. R. Fosberg 1931-8-23 7290 Los Angeles San Pedro Hills. Comment
  SBBG31320  Atriplex prostrata R. F. Thorne with P. C. Everett 1965-6-24 35044 Los Angeles Shark Harbor, W side of island 7 Comment
  RSA535296  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5344 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SBBG19126  Atriplex semibaccata M. A. Piehl 1963-12-7 631059 Los Angeles near shore opposite Pyramid Head 9 Comment
  UC625131  Atriplex semibaccata F. R. Fosberg 1931-3-26 S 4396 Los Angeles hillside above St. Catherine Hotel (Santa Catalina Island); Santa Catalina Island 10 Comment
  RSA600987  Atriplex semibaccata L. C. Wheeler 1967-6-26 9907 Los Angeles San Gabriel Mountains : Placerita Canyon. 548 Comment
  UCR95274  Atriplex serenana L. C. Wheeler 1970-8-31 s.n. Los Angeles Corner of 18th and Georgia St. Comment
  RSA127443  Atriplex serenana P. H. Raven, H. J. Thompson 1959-10-14 14619 Los Angeles Malibu Junction. 267 Comment
  SBBG65402  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles W of Castaic Comment
  RSA223704  Atriplex torreyi E. C. Twisselmann 1970-9-8 17474 Los Angeles North end of Rosamond Lake. 732 Comment
  SEINET3919637  Avena barbata Louis C. Wheeler 1967-5-15 9569 Los Angeles San Gabriel Mountains: Ridgetop east southeast of Fremont Pass.; 0 594 Comment
  RSA385390  Avena fatua Gary D. Wallace 1979-4-12 1675 Los Angeles Monrovia. Comment
  SBBG113124  Avena fatua S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 370 Los Angeles Skull Cyn, ca. 0.4 rd mi from intersection with Middle Ranch Cyn Rd 228 Comment
  SBBG14037  Azolla filiculoides P. H. Raven 1962-5-22 17853 Los Angeles Middle Crk about 1 mi below ranch Comment
  SEINET175074 Image available Azolla mexicana M. E. Jones 1882-3-7 3043 Los Angeles Pasadena Comment
Read comments
May 1 2015
  LA88394  Baccharis pilularis O. H. Kappler; 1948-12-5 1812 Los Angeles Santa Monica Mountains, Cold Creek, N-side of summit, Las Flores-monte Nido Road 365 Comment
  SDSU6387  Baccharis plummerae D. F. Howe 1959-11-8 2823 Los Angeles Topanga Canyon, 3 mi. from mouth. 152 Comment
  POM350360  Baccharis salicifolia Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek. Little Tujunga. Comment
  UCR269990  Baccharis salicifolia R. G. Swinney 2010-5-12 12726 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
  HSC79561  Baccharis salicina James Henrickson Jan 1973 8113 Los Angeles Santa Catalina Island, 2 mi. WNW of Avalon, in Haypress area Comment
  SEINET10717810  Bambusa Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2555 Los Angeles City of Los Angeles. Chinatown. Ai Hoa Supermarket, 860 N. Hill St. Comment
  UCR124422  Barbarea orthoceras B. C. Templeton 1932-5-31 4896 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  POM305700  Berberis nevinii Henry J. Ramsey 1937-3-26 966 Los Angeles Pacoima Wash, Angeles Nat l Forest Comment
  UCR127383  Berula erecta A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25524 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR219348  Beta macrocarpa Lorraine Weller 2010-3-10 100310- 01 Los Angeles Vermont Square Community Garden, 4712 South Vermont, South Los Angeles 48 Comment
  RSA602026  Beta vulgaris L. C. Wheeler 1964-4-26 8466 Los Angeles Santa Catalina Island: The Isthmus. Comment
  RSA724075  Beta vulgaris R. E. Riefner 2006-7-29 6 -329 Los Angeles Torrance, Victoria Park, Dominguez Channel, vicinity of Del Amo Blvd. and Carson Plaza Dr. 9 Comment
  RSA92405  Bidens laevis F. W. Peirson 1919-11-7 1337 Los Angeles Rio Hondo Comment
  SFV3767  Bidens pilosa A. M. Johnson 1934-10-3 4536 Los Angeles West Los Angeles. Along Selby Ave. between LeConte and Wilshire Blvd. Comment
  RSA748848  Bituminaria bituminosa Justin M. Wood 2009-4-13 487 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  RSA584013  Boechera californica Timothy S. Ross, S. D. Boyd 1991-4-25 4603 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  SFV1408  Boechera pulchra P. G. Kilburn 1958-4-12 725 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  CAS-BOT-BC25973  Boechera xylopoda Louis C. Wheeler 1932-4-9 569 Los Angeles 4 miles west southwest Fairmont, Antelope Valley. 914 Comment
  SEINET7547699 Image available Bolboschoenus maritimus Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8876 Los Angeles Liebre Mountains, southeastern end of Peace Valley in San Andreas Rift Zone, fault sag south of Highway 138 and north of the California Aqueduct, ca. 0.75 air miles west of Quail Lake 1006 Comment
  CAS-BOT-BC145865  Bothriochloa barbinodis LeRoy Abrams 1903-3-11 3110 Los Angeles Spalveda Canyon, Santa Monica Mountains. Comment
  CATA637  Bothriochloa barbinodis Mark L. Hoefs 1102 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  UCR277058  Boykinia rotundifolia R. G. Swinney 2011-9-22 15675 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
  RSA741020  Brassica fruticulosa Justin M. Wood, Brandy Wood 2009-1-2 270 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  CAS-BOT-BC29984  Brassica juncea J. H. Thomas 1957-4-5 6581 Los Angeles Los Angeles. Occidental College Campus. Comment
  CDA3638  Brassica nigra L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mtns, between Little Tujunga and Oliver Canyons Comment
  RSA482920  Brassica rapa Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA482930  Brassica rapa H. L. Bauer 1929-3-15 s.n. Los Angeles Long Beach. Comment
  UCD114836  Brassica rapa Robert F. Thorne; P. C. Everett 1964-2-7 33464 Los Angeles At lower end of Pebbly Beach Canyon, near road, Santa Catalina Island, E end. 76 Comment
  SFV17932  Brickellia californica J. N. Hogue 1998-10-13 129 .3 Los Angeles San Gabriel Mountains San Gabriel Canyon. West side of San Gabriel reservoir along road. 470 Comment
  RSA003672  Brickellia californica Fay A. MacFadden 1929-10-3 1556 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  CHSC99228  Brickellia nevinii John Dittes 2006-11-3 1428 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Cyn; ca. 2.4 air-miles S of Mt. McKinley, ca. 4.3 air-miles W of Big Tujunga Reservoir, ca. 3.4 air-miles NE of Mt. Gleason Jr. Highschool; slope north of Big Tujunga Canyon road about 1/2-way between Delta Flats Overlook and Trail Canyon Road. 579 Comment
  LA22002  Brodiaea jolonensis Martha Hilend; 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG56522  Bromus arizonicus R. Hoffmann 1929-4-26 Los Angeles near Camulos Comment
  LA82511  Bromus arizonicus O. H. Kappler; 1943-4-28 719 Los Angeles SANTA MONICA MOUNTAINS, Beverly Glen Blvd at junction with Mulholland Drive. 518 Comment
  RSA385296  Bromus carinatus F. R. Fosberg 1931-4-12 S- 44571 Los Angeles Cliffs near Jewfish Point: Santa Catalina Island 10 Comment
  RSA385303  Bromus carinatus Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  SD90265  Bromus carinatus Robert F. Thorne 1973-4-11 42840 Los Angeles San Clemente Island; bottom of Norton Canyon 274 Comment
  UCR220343  Bromus carinatus D. E. Bramlet, Mike Ahmer 2005-4-14 3793 Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, main drainage of Powder Canyon, c. 547 ft. east of Skyline Drive and 1460 ft. north of Fullerton Rd. 249 Comment
  POM308936  Bromus carinatus var. carinatus Kay H. Beach 1943-7-30 704 Los Angeles Monroe Canyon bottom station no. 13, San Dimas Experimental Forest. U.S. Forest Dept. Comment
  UC1595318  Bromus carinatus var. carinatus Tim Ross, Steve Boyd 1990-6-18 3489 Los Angeles northerly to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mountains, Camp Verdugo Pines 1877 Comment
  LA13687  Bromus catharticus A. M. Johnson; 1937-11-12 103 Los Angeles between Venice and Pico Comment
  UCD58389  Bromus catharticus John Thomas Howell 1956-3-21 31126 Los Angeles Ridge Route west of Newhall. Comment
  CATA75  Bromus diandrus Peter Henrikson 1987-4-13 57 Los Angeles Santa Catalina Island: Hermit Gulch 121 Comment
  CATA763  Bromus diandrus Mark L. Hoefs 1991-5-28 1302 Los Angeles Santa Catalina Island: At Black Jack Campground 490 Comment
  LA103456  Bromus diandrus Barry A. Prigge; 1986-3-20 6973 Los Angeles Tehachapi Mountains, 0.4 mi. E of Gorman on Lancaster Road 1127 Comment
  RSA705569  Bromus diandrus Gary D. Wallace, M. Wallace 1985-3-2 2173 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. 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
  UCR250208  Bromus diandrus A. C. Sanders, Plant Tax. Class 2014-4-12 41012 Los Angeles Mojave Desert, NW of Pinon Hills, 233rd St. East, 0.2 km south of Hwy 138 1095 Comment
  RSA733587  Bromus grandis R. G. Swinney 1998-7-24 6563 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  SBBG56565  Bromus grandis M. N. Ackley 1929-5-11 Los Angeles San Dimas Cyn Comment
  CAS-BOT-BC175268  Bromus hordeaceus Tim Ross; Steve Boyd 1993-5-23 7234 Los Angeles NW Los Angeles Co.; Lower easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  POM363876  Bromus hordeaceus Robert Gustafson 1978-6-1 994 Los Angeles Off dirt road leading into Hungry Valley, ca. .3 mile west of the 2-lane Peace Valley Rd., west of Gorman. 1220 Comment
  SBBG95223  Bromus hordeaceus M. B. Dunkle 1928-3-31 1777 Los Angeles Little Harbor Comment
  UCD58782  Bromus hordeaceus B. Pitzer 1996-5-5 2863 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills. San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  UCR178957  Bromus hordeaceus R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1 mi. east of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  CAS-BOT-BC155334  Bromus laevipes Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains. North side of Bichota Canyon, east of heliport. 1402 Comment
  LA13831  Bromus madritensis subsp. rubens Marjorie Bowler; 1937-10-26 70 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  UC121250  Bromus pseudolaevipes T. S. Brandegee 1890-5-16 62 Los Angeles Santa Catalina Island Comment
  LA105413  Bromus rubens Barry A. Prigge; 8517 Los Angeles Santa Susana Mountains, between Falls Creek and Devil Canyon: ca. 1 air mi. NE of junction of Simi Valley Frwy and Topanga Canyon Blvd 502 Comment
  POM363948  Bromus rubens Jack Rempel 1932-3-19 s.n. Los Angeles El Segundo. Comment
  RSA258391  Bromus rubens C. W. Tilforth 1972-4-12 471 Los Angeles [Rancho Santa Ana Botanic Garden, Claremont.] Comment
  RSA533455  Bromus rubens Timothy S. Ross 1991-4-21 4545 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  RSA706982  Bromus rubens L. M. Prince, N. Refulio 2002-3-25 2 -279 Los Angeles Claremont. ca. 1 km south of San Antonio Dam on Mount Baldy Rd. 600 Comment
  UCR11921  Bromus rubens P. H. Raven, H. J. Thompson 1960-4-13 15073 Los Angeles Western Transverse Range; Santa Monica Mtns., NW slope of Mt. Hollywood 335 Comment
  LA206369  Bromus tectorum Barry A. Prigge; 1986-3-29 7148 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River at Lang Station Road 518 Comment
  RSA710802  Bromus tectorum LeRoy Gross 2005-5-3 2248 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  UCD59878  Bromus tectorum Daryl Koutnik; Vickie Dawes 1978-4-6 256 Los Angeles South of Palmdale on State Hwy. 138 to Little Rock. 816 Comment
  RSA0019948  Bromus tectorum B. A. Prigge 1986-3-20 8966 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  UCR147853  Broussonetia papyrifera L. C. Wheeler 1951-10-13 s.n. Los Angeles Flower and 28th Street 60 Comment
  RSA0021417  Cakile maritima L. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu Lagoon 1 Comment
  UCR101723  Calandrinia ciliata B. G. Pitzer 1998-5-23 3730 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  CATA3246  Calandrinia menziesii Amy Catalano 2017-2-15 003 Los Angeles Santa Catalina Island: Middle Ranch, roadside between driveway to house #104 and house #103 171 Comment
  RSA377238  Calochortus albus Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  LA22322  Calochortus catalinae R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island, Avalon, Canon Comment
  RSA377295  Calochortus catalinae Thomas Moore 1947-5-3 3 Los Angeles Topanga Canyon, Comment
  SBBG32094  Calochortus catalinae R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -178 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  UC1929606  Calochortus catalinae Mark Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 368 Los Angeles Channel Island; Santa Catalina Island: Santa Catalina Island. Ridge top running due west of jct Divide Rd and road to Avalon. Comment
  POM183610  Calochortus catalinae Joseph A. Ewan 1929-5-25 3485 Los Angeles Above Providencio Rancho, Santa Monica Mountains. Comment
Read comments
May 9 2014
  CAS-BOT-BC132347  Calochortus clavatus Carl Epling; Louis Wheeler 1933-6-4 1854 Los Angeles Near Summit, Ridge Route 1524 Comment
  RSA0050039  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -015 Los Angeles Western Transverse Ranges; Sierra Pelona Ridge off Forest Rd. 6N07 1341 Comment
  RSA134724  Calochortus clavatus var. clavatus E. K. Balls, Percy C. Everett 1959-7-29 23863 Los Angeles Northeast of entrance to Stokes Canyon, Santa Monica Mountains. 244 Comment
  SBBG122015  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-28 748 Los Angeles Bee Cyn just N of Soledad Cyn Rd, 0.3 km NE of confluence of Bee Cyn and Santa Clara River; SE Liebre Mtns 570 Comment
  SEINET269177  Calochortus clavatus var. gracilis Scott D. White, Chet McGaugh 1995-5-16 3074 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts W of San Fernando Rd. I-5 Fwy SW of interchange w/SR 14 Fwy Sunshine Cyn 457 Comment
  RSA596216  Calochortus invenustus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-15 3407 Los Angeles Slover Canyon: short, steep canyon draining from the Blue Ridge ENE to the head of Lone Pine Canyon 1914 Comment
  RSA646952  Calochortus invenustus Orlando Mistretta 1993-6-28 896 Los Angeles San Gabriel Mtns: Angeles National Forest. Table Mtn; Sunrise ski area. Comment
  SBBG121868  Calochortus kennedyi var. kennedyi A. Parikh, N. Gale 2005-5-13 768 Los Angeles North Sierra Pelona, 1.2 km S of California Aqueduct, 3.3 km W of St Hwy 14 990 Comment
  UCD169206  Calochortus kennedyi var. kennedyi R. G. Swinney 2009-5-12 10734 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  RSA252910  Calochortus kennedyi var. kennedyi Robert F. Thorne 1973-5-11 43573 Los Angeles along Mt. Emma Road, 10 mi. W of Little Rock Creek below the dam 1036 Comment
  RSA587218  Calochortus kennedyi var. kennedyi Orlando Mistretta, Christine Mistretta 1995-5-2 1669 -A Los Angeles Carr Canyon. 1098 Comment
  UCR149884  Calochortus palmeri R. G. Swinney 1999-6-18 7327 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  SBBG122077  Calochortus plummerae A. Parikh, N. Gale 2003-6-16 1750 Los Angeles 2 km E of jct of Bouquet Cyn Rd and Newhall Ranch Rd, N of Santa Clara River 390 Comment
  SEINET3992041  Calochortus plummerae Ira W. Clokey, B. Templeton 1929-6-1 4579 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  UC69799  Calochortus plummerae J. Q. Adams 1905-6-24 Los Angeles Santa Monica Mts. Comment
  UCR281597  Calochortus plummerae R. G. Swinney 2014-6-5 16698 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA0017035  Calochortus plummerae Dave Renaker 1960-5-28 30 Los Angeles Hill above 1003 W. Hillcrest, Monrovia; Mt Range: Sierra Madre; Drainage Area: San Gabriel River. 213 Comment
  SD112782  Calochortus splendens Darley F. Howe 1947-5-4 1744 Los Angeles Mint Canyon. Comment
  RSA152026  Calochortus splendens Wesley O. Griesel 1962-7-6 s.n. Los Angeles Tapia Park, Santa Monica Mountains. 152 Comment
  VVC2908  Calochortus striatus Tim Thomas 2014-5-4 6299 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  POM181827  Calochortus venustus C. L. Hitchcock 1928-5-27 s.n. Los Angeles Road to Mt. Pinos, 1 mile W of junction with Ridge Route. Comment
  RSA0095244  Calyptridium monandrum R. G. Swinney 2011-6-7 15025 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1585 Comment
  UCR281966  Calyptridium monandrum R. G. Swinney 2014-4-24 16231 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
  RSA0098173  Calyptridium monospermum R. G. Swinney 2011-8-5 15604 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  CAS-BOT-BC224319  Calystegia macrostegia subsp. amplissima Peter H. Raven 1962-7-12 18030 Los Angeles San Clemente Island. Northwest Harbor 15 Comment
  SBBG101145  Calystegia macrostegia subsp. amplissima T. Ross 1992-4-14 6178 Los Angeles ca. 230 m distant west from where Nanny Cyn drainage meets the sea 74 Comment
  SBBG37783  Calystegia macrostegia subsp. amplissima R. Moran 1941-2-19 593 Los Angeles Middle Ranch 500 Comment
  LA99487  Calystegia macrostegia subsp. cyclostegia Hisao P. Arai; 1957-5-7 sn Los Angeles Faculty Hill U.C.L.A. Campus Comment
  RSA533499  Calystegia macrostegia subsp. intermedia Tim Ross 1991-3-9 4196 Los Angeles Whittier Hills (Puente Hills, pro parte): dry ridge at head of un-named canyon draining ENE 305 Comment
  SD31181  Calystegia macrostegia subsp. intermedia Edith A. Purer 1931-3-12 997 Los Angeles Palos Verdes Hills. Comment
  UC879425  Calystegia macrostegia subsp. intermedia J. Q. A. Fritchey 1889-3-30 Los Angeles Santa Catalina Island Comment
  RSA298500  Calystegia occidentalis subsp. fulcrata F. W. Peirson 1919-6-14 497 Los Angeles Rock Creek. 1905 Comment
  SEINET7126131  Calystegia soldanella E. Braunton 1902-5-25 279 Los Angeles Hermosa Beach Comment
  RSA0045426  Camissonia Wendy Boes 2009-3-22 2009 -005 Los Angeles San Gabriel Mountains; Big Dalton Reservoir; Forest Service Road 1N141. 526 Comment
  RSA465689  Camissonia bistorta T. A. Bonser 1931-7-4 s.n. Los Angeles Claremont. Comment
  UCR179257  Camissonia californica R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon 366 Comment
  SFV15487  Camissonia campestris E. J. Spencer 1992-5-10 26 Los Angeles San Gabriel Mountains Munz Ranch. 0.4 miles north of Elizabeth Lake Road. 793 Comment
  RSA271452  Camissonia campestris subsp. campestris C. W. Tilforth, John Dourley, Walter Wisura 1978-4-17 1536 Los Angeles Antelope Valley, 3.5 miles E of Pearblossom along Highway 168 and 3.5 air miles N of Bob's Gap Comment
  SBBG60380  Camissonia campestris subsp. campestris R. Hoffmann 1925-4-19 Los Angeles Lake Elizabeth Comment
  RSA659815  Camissonia cheiranthifolia Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 110 Los Angeles San Clemente Island. Comment
  RSA454023  Camissonia cheiranthifolia subsp. suffruticosa T. A. Bonser 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA599508  Camissonia graciliflora Steve Boyd, Lauren Raz 1997-3-26 9333 Los Angeles Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1097 Comment
  RSA75437  Camissonia hirtella F. W. Peirson 1918-5-4 2309 Los Angeles Summit of Santa Monica Range, above Brents on the Malibu Comment
  RSA775595  Camissonia hirtella Orlando Mistretta, Christine Mistretta 2010-6-23 5345 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  UCR162776  Camissonia hirtella Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  RSA230047  Camissonia hirtella Robert F. Thorne 1971-6-26 40587 Los Angeles Summit of Mt. Wilson. 1738 Comment
  RSA646983  Camissonia hirtella LeRoy Gross, Michael Honer, Lel Lubinsky 2000-4-27 176 Los Angeles San Rafael Hills: Ridgetop near lookout Tower, East of the (2) Glendale Freeway. 549 Comment
  UCR200117  Camissonia micrantha Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 786 Los Angeles Verdugo Mountains, south side'', Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 396 Comment
  RSA596169  Camissonia pallida subsp. pallida Louis C. Wheeler 1967-5-12 9441 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA729860  Camissonia pallida subsp. pallida R. G. Swinney 1999-5-22 7195 Los Angeles East fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA571284  Camissonia strigulosa Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8325 Los Angeles Side draw on northeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  RSA593443  Camissonia strigulosa Steve Boyd 1996-4-24 8644 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA632121  Camissonia strigulosa Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  SFV13340  Camissoniopsis bistorta M. J. Thor 1983-4-8 157 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  SD85048  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5229 Los Angeles San Clemente Island; canyon mouth southeast of Eel Point, half way toward Seal Cove. 6 Comment
  JEPS31794  Camissoniopsis hirtella F. W. Peirson 1918-5-26 128 Los Angeles Henniger Flats San Gabriel Mts. 868 Comment
  UCD103476  Camissoniopsis ignota Daryl Koutnik; Vickie Dawes 1978-4-20 388 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  SBBG61362  Camissoniopsis micrantha M. N. Ackley -Feb-1928 766 Los Angeles Eagle Rock 182 Comment
  CATA3351  Camissoniopsis robusta Amy Catalano 2017-4-18 056 Los Angeles Santa Catalina Island: Hillside NNE of house #102 in Middle Ranch, about 120 meters from the house 260 Comment
  UC56944  Capsella bursa-pastoris Ernest Braunton Mar 1902 143 Los Angeles Garvanza Comment
  CAS-BOT-BC37084  Capsella bursa-pastoris C. W. Tilforth 1968-11-23 132 Los Angeles Los Angeles State and County Arboretum. Comment
  LA204288  Cardamine californica Carl Epling; May 1925 sn Los Angeles Arroyo Seco, [Pasadena?] Comment
  UC402548  Cardamine californica A. R. Davis 1915-7-4 556 Los Angeles mountains above Claremont (Southern California); mountains above Claremont Comment
  UCR184208  Cardamine californica A. C. Sanders, T. B. Salvato 2007-4-24 33499 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  RSA0116903  Cardamine californica Lyman Benson 1945-2-14 11601 Los Angeles Big Dalton Canyon, Glendora. Mt. Range: San Gabriel. 350 Comment
  CAS-BOT-BC17656  Carex alma George B. Grant 1904-6-17 6305 Los Angeles Arroyo Seco Canyon. Comment
  RSA596222  Carex alma Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3399 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  SBBG119322  Carex densa V. Soza with S. Boyd 2002-4-10 1405 Los Angeles Haskell Cyn, Del Sur Ridge, Stables Fire 2001 area; T5N R15W S19, SW/4, SE/4 518 Comment
  RSA0047332  Carex douglasii Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area 2098 Comment
  UCR223541  Carex fracta R. G. Swinney 2009-6-2 11002 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UC1971496  Carex globosa Louis C. Wheeler 1968-6-1 s.n. Los Angeles SAN GABRIEL MTNS.: Chilao Creek head waters. Comment
  RSA286785  Carex heteroneura var. heteroneura Robert F. Thorne 1974-6-28 44750 Los Angeles ANGELES NATIONAL FOREST: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek 2439 Comment
  SEINET7571004 Image available Carex pellita Louis C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains, Graveyard Cayon, second side canyon. Comment
  CAS-BOT-BC118413  Carex praegracilis LeRoy Abrams 1903-4-10 3239 Los Angeles Coast marshes near Mesmer Comment
  CAS-BOT-BC118429  Carex praegracilis W. R. Dudley; Frank Haines Lamb 1896-6-12 4453 Los Angeles Castoc Lake, Tejon Pass Comment
  RSA756006  Carex praegracilis Orlando Mistretta, Christine Mistretta 2008-4-29 2551 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  UCR180151  Carex praegracilis Scott D. White, Andrea Warniment 2006-7-7 11613 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  CAS-BOT-BC118406  Carex praegracilis H. E. Hasse 1893-5-21 s.n. Los Angeles Wet ground near Acton Comment
  RSA364614  Carex schottii George B. Grant 1904-04 s.n. Los Angeles Pasadena. Comment
  POM21287  Carex senta Phillip A. Munz 1923-5-1 7775 Los Angeles Puddingstone Canyon, San Dimas 244 Comment
  UCR150601  Carex subfusca L. C. Wheeler 1966-10-1 8948 Los Angeles San Gabriel Mtns., Colby Ranch Comment
  CAS-BOT-BC115674  Carex triquetra O. D. Allen 1885-3-18 s.n. Los Angeles Near Pasadena. Comment
  UCSB46773  Cassia nemophila Carlos D. Jativa 1971-10-27 2275 Los Angeles collected in Los Angeles Arboretum Los Angeles Arboretum Comment
  CATA231  Castilleja affinis subsp. affinis Mark L. Hoefs, A. Douglas Propst 1973-5-4 224 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon 243 Comment
  UC1409127  Castilleja affinis subsp. affinis Robert F. Thorne 1970-3-5 39350 Los Angeles ne slope Blackjack mt. (upper end of Swain's Canyon); Santa Catalina Island, Swain's Canyon 396 Comment
  UCR150890  Castilleja applegatei subsp. martini Valerie Soza, Kent Hughes 1999-7-1 606 Los Angeles Transverse Ranges; San Gabriel Mtns, Van Tassel Ridge, off Van Tassel Ridge Road, Mt Bliss vicinity 1037 Comment
  RSA595466  Castilleja applegatei subsp. martinii Louis C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  SBBG119284  Castilleja applegatei subsp. martinii V. Soza, K. Hughes 1999-7-1 606 Los Angeles Van Tassel Ridge, off Van Tassel Ridge Rd, vicinity of Mt Bliss; T1N R10W N/2, SE/4 S8 1036 Comment
  UC1063466  Castilleja exserta A. D. Gifford 1935-3-6 439 Los Angeles 2.8 mi sw Red Mountain; Angeles National Forest, Tejon Quad. 609 Comment
  RSA715205  Castilleja exserta Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1937 Los Angeles West of Palmdale, north end of Munz Ranch road. Comment
  RSA400541  Castilleja foliolosa Blanche Trask 1901-03 s.n. Los Angeles Catalina Island. Comment
  RSA774590  Castilleja foliolosa Orlando Mistretta, Christine Mistretta 2010-6-10 5299 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  UCR139425  Castilleja foliolosa Fay A. MacFadden 1931-3-17 11 E Los Angeles La Tuna Canyon, Verdugo Hills 488 Comment
  RSA0126994  Castilleja minor subsp. spiralis Louis C. Wheeler 1967-7-15 10021 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  SEINET12032966  Casuarina W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  UC592153  Caulanthus amplexicaulis Herbert L. Mason 1926-4-27 3039 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  RSA596309  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3371 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  RSA0119654  Caulanthus cooperi R. G. Swinney 2014-4-30 16279 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA0088466  Caulanthus coulteri var. coulteri Mitch Provance, Callen Huff 2009-4-29 10690 Los Angeles Tehachapi Mountains: Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman. 1230 Comment
  CAS-BOT-BC40405  Caulanthus inflatus Timothy S. Ross 1991-4-28 4740 Los Angeles Mojave Desert. 240th Street East, 1.1 miles south of its junction with Aveneu 'J'. 877 Comment
  UCSB33611  Caulanthus inflatus Cummings, C. 1965-4-12 Los Angeles Hi Vista 762 Comment
  UCR181242  Caulanthus major R. G. Swinney 1997-6-13 5570 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
  RSA399159  Ceanothus arboreus Anstruther Davidson 1891-6-20 s.n. Los Angeles Catalina Island Comment
  RSA0073274  Ceanothus cordulatus Bonnie C. Templeton 1932-5-31 4847 Los Angeles Big Pines Camp, Angeles Natl. Park [Forest]. Comment
  CAS-BOT-BC48740  Ceanothus crassifolius Geo. B. Grant 1901-1-1 s.n. Los Angeles So. Calif. From Mt. Lowe, S. Cal. Comment
  RSA398854  Ceanothus crassifolius George B. Grant 1903-1 2547 Los Angeles Mt. Lowe Comment
  RSA398857  Ceanothus crassifolius Bonnie C. Templeton 1931-4-8 s.n. Los Angeles Below 'Big Pines Camp'. Comment
  UCR204891  Ceanothus crassifolius R. G. Swinney 2008-3-31 8592 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  UCSB3867  Ceanothus crassifolius Sage, Paul 1958-2-21 Los Angeles On ridge above Millard Canyon in Altadena 0.5 miles above Chaney Trail at a point about 2.3 mi. N. of Loma Alta St. 914 Comment
  UCSB3871  Ceanothus crassifolius Kamb, Peter 1948-2-29 Los Angeles Ridge west of Sheep Corral Canyon, North slope of the Verdugo Range 701 Comment
  RSA27114  Ceanothus crassifolius var. planus Roxana S. Ferris 1941-3-9 10321 Los Angeles Pico Canyon, Santa Susana Mountains, about 2 miles west of US Highway #99 Comment
  RSA639840  Ceanothus cuneatus Sandy Leatherman, Brian Daniels 1998-11-10 60 Los Angeles E of Bouquet Canyon road, S of Esquerra 610 Comment
  SD37617  Ceanothus cuneatus Edith A. Purer 1931-2-11 Los Angeles Griffith Park, hillsides Comment
  SEINET6078636  Ceanothus cuneatus Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  POM96085  Ceanothus cuneatus var. cuneatus P. A. Munz 1926-4-4 9998 Los Angeles Bouquet Canyon. 915 Comment
  UCR229144  Ceanothus greggii Dan S. Cooper 2011-5-5 511- 61 Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  UC18354  Ceanothus integerrimus A. Davidson 1892-1 Los Angeles Mt. Wilson Comment
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Oct 3 2010
  RSA0091740  Ceanothus leucodermis R. G. Swinney 2011-5-12 14687 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA774174  Ceanothus leucodermis R. G. Swinney 2009-7-22 11324 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UCR223478  Ceanothus leucodermis R. G. Swinney 2009-5-28 10939 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  POM246611  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 S 4826 Los Angeles Cape Canyon. Santa Catalina Island. 280 Comment
  SBBG13435  Ceanothus megacarpus var. insularis E. R. Blakley 1962-6-9 5197 Los Angeles cyn W of rd, 2.5 mi N of China Pt 167 Comment
  CAS-BOT-BC50496  Ceanothus oliganthus W. R. Dudley 1907-12-1 s.n. Los Angeles Saw-pit Canyon (near Monrovia) Comment
  UCR255468  Ceanothus oliganthus Dan S. Cooper 2014-5-23 514- 09 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, upper Vista del Valle Rd. northeast of Mt. Hollywood 348 Comment
  RSA584055  Ceanothus oliganthus var. oliganthus Tim S. Ross, S. D. Boyd 1991-4-25 4602 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  UC1070907  Ceanothus oliganthus var. oliganthus A. D. Gifford 1935-3-15 448 Los Angeles 2 mi ene Whitaker Peak; Tejon quad., Angeles National Forest 1066 Comment
  LA39242  Ceanothus spinosus H. L. Bauer; 1935-4-1 107 Los Angeles 731 Comment
  UCR97805  Ceanothus spinosus Scott D. White 1997-3-12 4742 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  SEINET11736536  Cedrus libani Unknown 1921-1 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC282009  Centaurea calcitrapa George Garrettson 1958-6-20 s.n. Los Angeles Taken at 8342 Fern Ave, South San Gabriel Comment
  CATA262  Centaurea cineraria Mark L. Hoefs 1973-5-14 269 Los Angeles Santa Catalina Island: Pebbly Beach Road, by boat dock 6 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
  LA31700  Centaurea melitensis Peter H. Raven; Henry J. Thompson 1959-6-4 14323 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  LA91518  Centaurea melitensis Bruce Douglas Clayton; Greg Clayton 1972-5-13 118 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak E of canyon overlook 594 Comment
  SD31216  Centaurea melitensis Edith A. Purer 1931-4-28 1765 Los Angeles Palos Verdes Hills Comment
  RSA593591  Centaurium exaltatum Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8833 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  POM83826  Centaurium venustum Marcus E. Jones 1884-5-8 s.n. Los Angeles Pasadena. Comment
  SEINET12651363 Image available Centaurium venustum Muriel F. Wheeler 1938-6-13 975 Los Angeles San Dimas Wash, .5 mi NE of San Dimas County Park 360 Comment
  UCSB44835  Centranthus ruber Bailey, Jon 1978-3-28 Los Angeles End of Brill Drive in Studio City 213 Comment
  RSA392721  Centrostegia thurberi Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  RSA764518  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-3 2636 Los Angeles Southern California Edison transmission line tower (Segment 11, structure 92 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 316 Comment
  SD51883  Cerastium glomeratum Peter H. Raven 1962-4-10 17210 Los Angeles San Clemente Island; summit of Thirst. 579 Comment
  SBBG119358  Ceratophyllum demersum L. C. Wheeler 1946-8-24 6232 Los Angeles Crystal Lake 1676 Comment
  RSA453286  Cercocarpus betuloides George B. Grant 1902-08 s.n. Los Angeles Pasadena. Comment
  SEINET6331970  Cercocarpus betuloides I. W. Clokey, B. C. Templeton 4596 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  CHSC26362  Cercocarpus betuloides var. betuloides James Henrickson 1972-3-19 7183 Los Angeles Ca 7 air miles north of Sierra Madre along Hwy 2 in San Gabriel Mts. 1402 Comment
  RSA453273  Cercocarpus betuloides var. betuloides Anstruther Davidson 1918-8-1 3078 Los Angeles Camp Baldy. Comment
  RSA650189  Cercocarpus betuloides var. betuloides Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 27 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  UC195331  Cercocarpus betuloides var. betuloides S. B. Parish 1916-3-27 10743 Los Angeles summit of Laurel Canyon Comment
  UCSB2746  Cercocarpus betuloides var. betuloides Haller, Norman 1953-5-7 Los Angeles Mulholland Dr. near Sepulveda Blvd., Santa Monica Mts. 396 Comment
  CAS-BOT-BC137236  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36876 Los Angeles Santa Catalina Island: slope of Wild Boar Gully 152 Comment
  CAS-BOT-BC137242  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-3 5367 Los Angeles Between Wrigley Reservoir and the SE fork of Gallagher Canyon, Santa Catalina Island 381 Comment
  CATA1720  Cercocarpus betuloides var. blancheae Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3061 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 262 Comment
  CAS-BOT-BC143893  Cercocarpus betuloides var. traskiae Reid Moran 1941-3-5 678 Los Angeles Salta Verde, Santa Catalina Island 250 Comment
  RSA449447  Cercocarpus ledifolius Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1250 Comment
  SBBG38868  Cercocarpus traskiae R. Moran 1941-3-5 678 Los Angeles Salta Verde 250 Comment
  UCR124432  Chaenactis artemisiifolia I. W. Clokey, B. C. Templeton 1929-1 4489 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR271825  Chaenactis artemisiifolia R. G. Swinney 2010-3-24 12100 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  UCSB45419  Chaenactis artemisiifolia Batson, J. 1979-5-12 Los Angeles Highway 23, 2 miles north of its junction with Highway 1 near Malibu, CA 152 Comment
  UCR165420  Chaenactis glabriuscula A. C. Sanders, Helen Kennedy 2005-4-13 29487 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
  UCR50872  Chaenactis glabriuscula A. C. Sanders 1988-5-18 7836 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  CAS-BOT-BC277379  Chaenactis glabriuscula var. glabriuscula Delzie Demaree 1933-5-30 10351 Los Angeles Playa del Rey Comment
  LA203104  Chaenactis glabriuscula var. glabriuscula A. M. Johnson; 1928-3-13 186 Los Angeles Del Rey Hills Comment
  RSA0088569  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-11 12699 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  UC472228  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1906-6-17 249 .6916 Los Angeles Mt. Wilson Comment
  RSA93798  Chaenactis glabriuscula var. lanosa F. W. Peirson 1920-5-30 2121 Los Angeles Little Tujunga Wash 335 Comment
  RSA585951  Chaenactis santolinoides Timothy S. Ross, Steve Boyd 1990-5-23 2621 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1524 Comment
  UCR18149  Chaenactis santolinoides Jan Moore 1966-5-28 s.n. Los Angeles San Gabriel Mountains, Table Mountain Campground, above Big Pines Ranger Station 2195 Comment
  RSA0001020  Chaenactis santolinoides I. M. Johnston 1917-6-20 1489 Los Angeles Baldy Lookout of USFS. 2134 Comment
  RSA0014577  Chaenactis stevioides Orlando Mistretta, Christine Mistretta 2011-6-18 5723 Los Angeles Kentucky Springs Cyn, Near Angeles Forest Hwy 2.0 miles S of Southern California Edison substation at Vincent. 1090 Comment
  SBBG118765  Chaenactis xantiana L. Gross with P. Morton 2004-6-9 1340 Los Angeles W end of main crest; S from Pacific Crest Trail along rd 7N23 past the 2nd Pacific Crest Trail that exits to the N; W of Bear Gulch Camp; T7N R17W S12,11,10&3 1688 Comment
  UCSB6435  Chaenactis xantiana Haller, John 1960-5-23 Los Angeles At junction of California 138 and U.S. 99, east of Gorman 1127 Comment
  LA211081  Chamaebatia australis Tarja Sagar; 2011-4-29 0 s.n. Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  CAS-BOT-BC140754  Chamaebatia foliolosa W. R. Dudley 1906-8-14 s.n. Los Angeles Ridge near San Antonio Creek Comment
  RSA499111  Chamaesyce albomarginata L. C. Wheeler 1936-7-7 4214 Los Angeles Coast highway 2.5 mi. E Dekker Ranch road, South side Santa Monica Mts. 6 Comment
  RSA127811  Chamaesyce maculata P. H. Raven, H. J. Thompson 1959-9-18 425 Los Angeles Weed about plantings, campus of the University of California, West Los Angeles. 130 Comment
  RSA432400  Chamaesyce melanadenia E. S. Spalding 1923-5-30 s.n. Los Angeles Sierra Madre Canyon Comment
  RSA187771  Chamaesyce serpillifolia R. F. Thorne 1966-9-14 36654 Los Angeles Santa Catalina Island: behind Ben Weston Beach. 3 Comment
  RSA594640  Chamaesyce serpillifolia subsp. serpillifolia Steve Boyd, Lauren Raz 1996-10-29 9115 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  RSA685794  Cheilanthes newberryi M. B. Dunkle 1939-4-4 s.n. Los Angeles San Clemente Island. Comment
  RSA0093461  Chenopodium berlandieri Richard G. Swinney 2011-9-22 15680 Los Angeles San Gabriel Mountains: SE side of Camp Colby (Colby Ranch), Colby Gravy marker, confluence of Inspiration Cyn. & Coldwater Cyn., near spring & watertank. 1140 Comment
  RSA762383  Chenopodium berlandieri R. G. Swinney 2009-3-12 10099 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  SBBG18741  Chenopodium berlandieri E. R. Blakley 1962-10-5 5424 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  UCR258889  Chenopodium berlandieri R. G. Swinney 2010-8-16 13519 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR189689  Chenopodium botrys R. G. Swinney 1998-7-30 6576 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  RSA188192  Chenopodium californicum R. F. Thorne, P. C. Everett 1965-6-22 34903 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  SEINET2441916  Chenopodium californicum E. N. Jellen 2010-5-6 1002 Los Angeles Santa Monica Mts. NRA, Chesebro Canyon Tr. 318 Comment
  CATA456  Chenopodium californicum Sara L. Crockett, Mark Hoefs, Steve Junak 1997-3-27 599 Los Angeles Santa Catalina Island: 0.2 mile N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; ca. 5 m E of road 286 Comment
  RSA639738  Chenopodium californicum L. C. Wheeler 1969-4-20 s.n. Los Angeles San Gabriel Mountains: 1/4 mile east Barrel Springs 899 Comment
  RSA730309  Chenopodium fremontii R. G. Swinney 1998-9-4 6910 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA729757  Chenopodium hians R. G. Swinney 1999-7-5 7527 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
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Apr 11 2010
  POM294054  Chenopodium multifidum Lyman Benson 1945-10-22 11899 Los Angeles Claremont. 335 Comment
  SBBG95275  Chenopodium murale M. B. Dunkle 1928-4-9 1813 Los Angeles Emerald Bay Comment
  UCD99801  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-19 2948 Los Angeles Western Transverse Range: hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch. 366 Comment
  SD125896  Chorizanthe parryi var. parryi L. F. LaPre, T. Mulroy 1986-4-7 Los Angeles Near junction of Foothill Blvd anf Irindale Ave., City of Irwindale, isolated floodplain between gravel pit and San Gabriel River Channel 550 Comment
  CAS-BOT-BC244673  Chorizanthe staticoides Le Roy Abrams 1899-4-1 205 Los Angeles Inglewood Hills nearby Comment
  CAS-BOT-BC244811  Chorizanthe staticoides R. J. Dobbs 1927-5-20 290 Los Angeles Near Claremont 457 Comment
  RSA588896  Chorizanthe staticoides Tim S. Ross, S. D. Boyd 1990-5-15 2546 Los Angeles Ridgetop between Boulder Canyon drainage (on W) and Gold Canyon (on E). Gold Canyon Saddle: Tujunga Ranger District, Angeles National Forest. 902 Comment
  SBBG125048  Chorizanthe staticoides A. Parikh, N. Gale 2010-5-5 3145 Los Angeles San Gabriel Valley, near SW corner of Santa Fe Dam, 0.4 km ENE of intersection of I-605 and Arrow Hwy 130 Comment
  UCR109145  Chorizanthe staticoides L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains, Oak Spring Canyon 945 Comment
  CAS-BOT-BC460914  Chorizanthe staticoides Marcus E. Jones 1882-5-1 s.n. Los Angeles Pasadena Comment
  RSA0120025  Chorizanthe watsonii R. G. Swinney 2014-4-30 16294 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  OBI70662  Chorizanthe xanti Steve Boyd, Lauren Raz 1997-5-29 9902 Los Angeles Liebre Mts Region. Portal Ridge, N of the San Andreas Rift zone, in the Cow Spring drainage along the Pacific Crest Trl 1158 Comment
  CAS-BOT-BC248072  Chorizanthe xanti var. xanti Steve Boyd; Lauren Raz 1997-5-29 9902 Los Angeles Liebre Mountains Region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail 1158 Comment
  UCR94476  Chorizanthe xanti var. xanti Orlando Mistretta 1995-6-1 1764 Los Angeles San Gabriel Mtns., Carr Canyon 1098 Comment
  POM18191  Chrysothamnus nauseosus subsp. bernardinus P. A. Munz 1923-8-31 7698 Los Angeles Mescal Creek, San Gabriel Mountains 1951 Comment
  RSA601157  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1966-10-22 9042 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  UC1537605  Chylismia claviformis subsp. claviformis Gordon H. True Jr. 1935-4-19 272 Los Angeles sandy s slope Lovejoy Butte 853 Comment
  OBI55020  Cirsium occidentale Steve Boyd, Lauren Raz 1997-3-25 9306 Los Angeles Liebre Mts Region: Upper end of broad alluvial valley at head of Cienaga Cyn, S base of Liebre Mtn, at end of dirt rd leading 1 km NE of Knapp Ranch. T7N R17W E1/2 SW 1/4 sec 14 Comment
  RSA0059668  Cirsium occidentale Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5325 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  LA36975  Cirsium occidentale var. californicum Peter H. Raven; 1959-5-9 14179 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  POM194149  Cirsium occidentale var. californicum Lyman Benson 1945-6-5 11772 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  POM352192  Cirsium occidentale var. californicum A. G. Goodwin 1940-05 s.n. Los Angeles Palos Verde Comment
  RSA225680  Cirsium occidentale var. californicum R. F. Thorne, A. C. Gibson 1971-5-22 39720 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  UC54177  Cirsium occidentale var. californicum Ernest Braunton 1902-6-1 416 Los Angeles Elysian Park Comment
  LA200184  Cirsium occidentale var. occidentale Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA0059663  Cirsium occidentale var. occidentale R. F. Thorne, Percy C. Everett 1965-5-10 34475 Los Angeles SW slope of Black Mts, along roadside, Santa Catalina Island. 518 Comment
  CAS-BOT-BC438756  Cistanthe monandra Alice Eastwood 1913-5-11 3177 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC162637  Clarkia John H. Thomas 1957-5-17 6770 Los Angeles Occidental College Campus, Los Angeles, near Moore Laboratory Comment
  RSA453474  Clarkia bottae L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  UC1584233  Clarkia bottae Tim Ross, Steve Boyd 1990-6-6 2875 Los Angeles sw Piru Pond; Los Padres National Forest, Liebre Mtn. USGS 7.5' quadrangle 644 Comment
  HSC34836  Clarkia dudleyana R. E. Cooksey May 1972 39 Los Angeles San Gabriel Mtns., San Dimas Canyon, 6.2-7 mi. from Hwy. 66 and San Dimas Rd. 573 Comment
  RSA73332  Clarkia epilobioides Joseph A. Ewan 1930-5-18 2376 Los Angeles Wolfskill Canyon, off San Dimas Canyon. Comment
  POM181837  Clarkia heterandra C. L. Hitchcock 1928-5-27 s.n. Los Angeles 8 miles west of Elizabeth Lake 1000 Comment
  CAS-BOT-BC163722  Clarkia purpurea subsp. quadrivulnera Ernest Braunton 1902-4-29 s.n. Los Angeles N. Pomona Comment
  CATA1027  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs 1995-5-4 1948 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  RSA448324  Clarkia purpurea subsp. quadrivulnera Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles La Crescenta. Comment
  UCR260402  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2010-6-21 13272 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  RSA448334  Clarkia rhomboidea Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak. Comment
  RSA733046  Clarkia rhomboidea R. G. Swinney 1998-7-10 6354 Los Angeles San Gabriel Mtns.: Prairie Fork, 300 m west of Cabin Flats Campground. 1598 Comment
  RSA587123  Clarkia xantiana subsp. parviflora Orlando Mistretta, Steve D. Boyd 1995-5-23 1730 Los Angeles Bare Mountain Canyon, Slopes on E side of main drainage 1357 Comment
  CHSC95776  Claytonia parviflora subsp. parviflora LeRoy Gross; Naomi Fraga 2002-4-4 513 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  RSA527812  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd 1991-4-25 4572 Los Angeles San Gabriel Moutains: Doe Flat, between Graveyard Canyon and Susanna Canyon, N side of the East Fork of the San Gabriel River; Angeles National Forest, Mt. Baldy Ranger District. Comment
  RSA708422  Claytonia perfoliata Scott D. White, Brian Leatherman 2005-3-18 10798 Los Angeles South Coast: City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  RSA526151  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-6 4145 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA581007  Claytonia perfoliata subsp. mexicana Jamie Kneitel 1995-4-9 24 Los Angeles San Gabriel Mountains, 100 m. off Angeles Forest Highway, 3.5 miles north of junction with Angeles Crest Highway 915 Comment
  RSA708802  Claytonia perfoliata subsp. perfoliata Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1152 Los Angeles Ridgetop above McDonald Creek. 412 Comment
  RSA527826  Claytonia perfoliata subsp. perfoliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5121 Los Angeles San Clemente Island. E side coastal escarpment approximately 2/5 way between Jack (not Jack Point) and the mouth of Larkspur Canyon. 152 Comment
  UC535494  Clematis lasiantha Ira W. Clokey, B. Templeton May 1929 4545 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 300 Comment
  UC853899  Clematis lasiantha Ira W. Clokey, B. Templeton May 1929 4545 Los Angeles Santa Monica Mts., Mandeville Canyon 300 Comment
  RSA754355  Clematis ligusticifolia Ellen Mackey, Barbara Eisenstein 2002-10-22 NFWF- 1749 Los Angeles San Gabriel River Watershed Comment
  UC545786  Clematis ligusticifolia Annetta M. Carter 1935-9-12 981 Los Angeles San Gabriel Mts., Chilao 1615 Comment
  UCR185581  Collinsia bartsiifolia A. C. Sanders 2007-4-25 33567 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA599321  Collinsia bartsiifolia var. davidsonii Steve D. Boyd, Lauren Raz 1997-3-26 9352 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  LA201520  Collinsia heterophylla Arthur C. Gibson; 2003-4-29 4872 Los Angeles 350 Comment
  RSA408341  Collinsia heterophylla M. B. Dunkle 1933-6-17 3599 Los Angeles San Antonio River Canyon. 915 Comment
  RSA606991  Collinsia heterophylla Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1250 Comment
  SBBG66389  Collinsia heterophylla M. N. Ackley -May-1925 Los Angeles Kirby's Cyn, Glendale Comment
  UC885515  Collinsia heterophylla Ira W. Clokey, B. Templeton May 1929 4461 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 550 Comment
  RSA408268  Collinsia heterophylla Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon. 560 Comment
  RSA408292  Collinsia heterophylla N. C. Cooper 1945-5-1 2231 Los Angeles Tapia Park, Santa Monica Mountains 762 Comment
  RSA0117386  Collinsia parryi F. W. Peirson 1921-6-14 2828 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 1250 Comment
  RSA226086  Colutea arborescens R. F. Thorne, Tilforth 1971-6-17 39919 Los Angeles Angeles National Forest; at Bear Divide station 822 Comment
  RSA305981  Colutea arborescens Bill Kelley 1983-6-1 s.n. Los Angeles Naturalized in Big Santa Anita Canyon below Chantry Flat Comment
  RSA467090  Comarostaphylis diversifolia subsp. planifolia Anstruther Davidson 1893-8-22 s.n. Los Angeles Santa Catalina Island. Comment
  LA32181  Conium maculatum Peter H. Raven; Henry J. Thompson 1959-9-27 14511 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  RSA649825  Conium maculatum Matt Brooks 1988-5-7 46 Los Angeles Whittier, Dark Canyon 2.0 miles east of its confluence with Sycamore Canyon. Comment
  RSA754605  Convolvulus arvensis R. F. Thorne 1980-4-27 54149 Los Angeles Santa Catalina Island. From Blackjack Camp into Cape Canyon Comment
  CHSC3725  Convolvulus arvensis Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp, soil slope 45 degrees 762 Comment
  RSA12644  Convolvulus arvensis C. B. Wolf 1934-8-16 6055 Los Angeles peat land on Bryant Ranch east of Long Beach. 700 ft. east of center of sect. 34; 950 ft. So. of No. line of Same. 6 Comment
  UC624986  Convolvulus arvensis F. R. Fosberg 1931-5-2 S 4745 Los Angeles Middle Ranch Dam Santa Catalina Island, Middle Ranch Canyon 200 Comment
  CLARK-A1528-2150  Conyza bonariensis John C. Roos 1942-9-26 1713 Los Angeles Westwood Village Comment
  CAS-BOT-BC285955  Conyza bonariensis L. R. Abrams 1916-10-31 6368 Los Angeles San Fernando 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
  RSA412293  Cordylanthus rigidus subsp. setiger George B. Grant 1900-7-30 s.n. Los Angeles In canyons, near Glendale Comment
  UCR163956  Coreopsis B. G. Pitzer 1998-5-12 3681 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
  RSA347576  Coreopsis bigelovii B. A. Prigge 1986-3-20 6965 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  RSA182746  Coreopsis calliopsidea J. Massey, James Henrickson 1966-4-9 1175 Los Angeles Piute Butte. Comment
  SEINET11837047  Coreopsis calliopsidea J. F. Bright 1935-1 1007 Los Angeles Antelope Valley Comment
  RSA188168  Coreopsis gigantea R. F. Thorne 1966-4-4 35795 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA233643  Coreopsis gigantea R. F. Thorne 1970-3-6 39410 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA526073  Coreopsis gigantea Steve Boyd, Timothy S. Ross, Peter W. Fritsch 1990-4-6 4172 Los Angeles San Clemente Island. East side of island, 0.2 mile S of U.S. Navy site called 'Jack'. 152 Comment
  UC729528  Coreopsis gigantea Carl B. Wolf 1932-5-14 Los Angeles between Avalon and Pebbly Beach; Santa Catalina Island 30 Comment
  CAS-BOT-BC105703  Corethrogyne filaginifolia Fordyce Grinnell, Jr. 1916-9-20 s.n. Los Angeles San Gabriel Mts., near Pasadena 2590 Comment
  CAS-BOT-BC105716  Corethrogyne filaginifolia J. B. Grant 1903-5-1 5509 Los Angeles Redondo Comment
  RSA0110921  Corethrogyne filaginifolia R. G. Swinney 2011-9-22 15672 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area, north of lodge. 976 Comment
  SBBG22427  Corethrogyne filaginifolia H. and M. Dearing 1944-5-10 5890 Los Angeles Charlton Flats, Angeles Crest Hwy Comment
  RSA482199  Corethrogyne filaginifolia var. bernardina Richard Noyes 1987-9-19 427 Los Angeles Claremont, intersection of Mills and Mt. Baldy Road. 500 Comment
  POM93103  Corethrogyne filaginifolia var. californica F. W. Peirson 1264 Los Angeles Coldwater Canyon, Santa Monica Mts. Comment
  RSA188487  Cornus sericea subsp. sericea R. F. Thorne, John Olmstead 1965-8-26 35422 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 Comment
  UCR205741  Cosmos bipinnatus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36989 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  CATA1137  Cotula coronopifolia Mark L. Hoefs 1995-5-23 2127 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  RSA423438  Crassula connata var. erectoides M. B. Dunkle 1939-4-6 7323 Los Angeles San Clemente Island. Mosquito Ridge. Comment
  CAS-BOT-BC427961  Crassula tillaea A. C. Sanders 2003-3-14 25775 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel. 171 Comment
  RSA394755A  Cressa truxillensis A. M. Johnson 1933-5-17 4252 Los Angeles Del Rey Salt Marsh. Comment
  SBBG13486  Crocanthemum greenei E. R. Blakley 1962-10-5 5433 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  UC535376  Crocanthemum scoparium var. vulgare Ira W. Clokey, B. Templeton May 1929 4490 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  CAS-BOT-BC175836  Crossosoma californicum Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC175842  Crossosoma californicum Geo. B. Grant s.n. Los Angeles Isthmus, Santa Catalina Isl. Comment
  CAS-BOT-BC181054  Crossosoma californicum H. E. McMinn 1924-7-1 1309 Los Angeles Santa Catalina Island Comment
  RSA704714  Crossosoma californicum G. D. Wallace, M. Wallace 1985-3-2 2171 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  UCR141314  Crossosoma californicum R. F. Thorne 1977-3-22 45761 Los Angeles Santa Catalina Island, N slope of Blackjack Mountain above Blackjack Camp 518 Comment
  POM93651  Crossosoma californicum George B. Grant 1898-2-19 6408 Los Angeles Santa Catalina Island Comment
  LA50642  Croton californicus A. H. Lange; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA479356  Croton californicus F. R. Fosberg 1930-7-3 S - 3107 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA479363  Croton californicus F. R. Fosberg 1931-8-30 55611 Los Angeles El Segundo. Comment
  RSA621022  Croton californicus L. C. Wheeler 1965-12-4 s.n. Los Angeles San Gabriel Mountains.: Arroyo Seco, in vicinity of Pine Canyon. Comment
  POM2756  Croton californicus var. tenuis L. R. Abrams 1899-07 867 Los Angeles Ballona Harbor Comment
  RSA737074  Crypsis schoenoides Scott D. White, Justin M. Wood 2008-10-7 12559 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA0106883  Crypsis vaginiflora Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 420 Los Angeles Santa Catalina Island. NE end of Upper Buffalo Corral Reservoir. 188 Comment
  UCR187003  Cryptantha A. C. Sanders 2006-4-28 32224 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
  UCR203207  Cryptantha R. G. Swinney 2005-5-21 8248 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
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Feb 19 2020
  UCR223493  Cryptantha R. G. Swinney 2009-6-8 11072 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  CAS-BOT-BC33093  Cryptantha abramsii LeRoy Abrams 1903-3-14 3139 Los Angeles San Pedro hills, near Malaga cove Comment
  RSA763147  Cryptantha circumscissa Justin M. Wood 2010-5-10 1628 Los Angeles Vicinity of Littlerock creek; just southwest of intersection of cheseboro rd. and Mt. Emma rd. 973 Comment
  UC1871249  Cryptantha circumscissa T. S. Ross 1991-4-30 4967 Los Angeles San Gabriel Mtns.; Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  RSA802443  Cryptantha clokeyi Orlando Mistretta, Youssef Atallah 2011-8-12 6021 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  LA94300  Cryptantha intermedia A. Lang; 94300 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA660124  Cryptantha intermedia Orlando Mistretta 1992-6-12 534 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR155379  Cryptantha intermedia A. C. Sanders, T. B. Salvato 2005-5-24 30267 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  POM368258  Cryptantha intermedia L. C. Wheeler 1934-4-24 2542 Los Angeles Liveoak Canyon Dam 457 Comment
  UCR41729  Cryptantha leiocarpa G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  SEINET13386994 Image available Cryptantha micrantha var. lepida R. G. Swinney 2011-1 15026 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5' Q.) (T3N R11W S27) 1585 Comment
  RSA653843  Cryptantha micromeres Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 767 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
  RSA683173  Cryptantha micromeres LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1077 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA499832  Cryptantha micromeres Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  SDSU21065  Cryptantha microstachys Ian Cain, Natasha Bartely 2010-6-21 1531 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 488 Comment
  UCR178899  Cryptantha microstachys R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1 mi. east of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  UCR146207  Cryptantha muricata Scott D. White, Michael Honer 2004-6-24 10488 B Los Angeles Pomona Valley/ San Gabriel Mtn. Foothills, City of Claremont; San Antonio Canyon alluvial fan, N of Baseline Ave. and west of concrete-lined flood control channel 518 Comment
  POM156295  Cryptantha muricata L. R. Abrams 1902-6-30 2590 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA0079551  Cryptantha muricata T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3914 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA775866  Cryptantha muricata var. denticulata Orlando Mistretta, Christine Mistretta 2010-5-26 5201 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  RSA0078884  Cryptantha muricata var. denticulata L. C. Wheeler 1967-9-4 10680 Los Angeles San Gabriel Mountains: Camp Lupine, Prairie Fork. 1981 Comment
  RSA0079316  Cryptantha muricata var. jonesii Valerie L. Soza, LeRoy Gross 2000-6-15 1021 Los Angeles South-facing slope of southeastern extension of Lookout Mountain, below firebreak, ca. 0.25 mile SE of summit. 1859 Comment
  RSA0079216  Cryptantha muricata var. muricata Scott D. White, Kent Hughes 2000-5-17 7878 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  UCR192889  Cryptantha nemaclada R. G. Swinney 1998-7-10 6355 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  RSA0113362  Cryptantha nevadensis var. rigida LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7520 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA773280  Cryptantha nevadensis var. rigida R. G. Swinney 2009-4-28 10557 Los Angeles summit of Mt. Emma 1585 Comment
  UCR223830  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-6-17 11183 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA0079335  Cryptantha pterocarya var. purpusii R. G. Swinney 1999-5-1 7091 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
  POM11632  Cryptantha similis George B. Grant 1906-6-15 6691 Los Angeles Summit of Mt. Wilson 1829 Comment
  SEINET10625783  Cucurbita pepo Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2514 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  RSA518480  Cupressus macrocarpa A. C. Sanders 1987-12-4 7446 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA5970332  Cuscuta T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3846 Los Angeles San Gabriel Mountains: Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1884 Comment
  CAS-BOT-BC224476  Cuscuta californica Le Roy Abrams 1900-8-1 1028 Los Angeles Ballona Harbor Comment
  LA212016  Cuscuta californica Duncan Bell; Caitlin Elam 2013-6-24 5239 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; East Fork of the San Gabriel River between Allison Gulch and Rattlesnake Canyon. 740.0 Comment
  RSA409690  Cuscuta californica Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  POM264466  Cuscuta californica J. C. Roos 1937-9-2 644 Los Angeles Manhattan Beach. Comment
  RSA598813  Cuscuta californica var. californica R. G. Swinney 1989-5-16 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. At the junction of Big Dalton Canyon road and Glendora Mountain Road 366 Comment
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Apr 17 2010
  RSA155454  Cuscuta ceanothi L. S. Rose 1960-8-28 60086 Los Angeles Santa Monica Mountains east slope of Coldwater Canyon 335 Comment
  UCR223294  Cuscuta subinclusa R. G. Swinney 2009-7-23 11379 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
  RSA761941  Cyclospermum leptophyllum Edward Read 2005-10-20 s.n. Los Angeles Hawthorne, private home near West 120th Street at Prairie Ave. Comment
  SEINET10957132  Cydonia oblonga Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2652 Los Angeles City of Glendale. Ararat Deli & Grocery 1340 E. Colorado. Comment
  RSA483545  Cynodon dactylon Edwin Kline 1924-5-16 s.n. Los Angeles Los Angeles. Comment
  RSA670207  Cynodon dactylon Joseph M. Keefe 2001-3-16 31103 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105 284 Comment
  RSA604481  Cyperus difformis L. C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. Comment
  HSC7215  Cyperus eragrostis C. E. Fellows 1965-12-20 186 Los Angeles 1 mi. S of Ventura Blvd. on Reseda Blvd. at Rosita St., NE foothills of Santa Monica Mtns. 274 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
  RSA764405  Cyperus eragrostis Justin M. Wood 2009-9-9 1295 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA758709  Cyperus involucratus R. G. Swinney 2008-12-2 9904 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 165 Comment
  RSA762141  Cystopteris fragilis Orlando Mistretta, Christine Mistretta 2008-5-15 3064 a Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  SFV21040  Cytisus striatus L. Gross 2001-11-10 451 Los Angeles Verdugo Mountains North side of mountains off the 210 Freeway, east bound La Tuna Canyon Road exit. Opposite this exit is a road that starts out paved (Hostetter Mountainway); follow this road that parallels the freeway east until a dirt road forks off on the right (southeast). 457 Comment
  RSA719109  Dactylis glomerata R. G. Swinney 1997-8-6 5766 Los Angeles along Hwy 2 0.5 mi W of Big Pines (road junction) E of Jackson Lake 2024 Comment
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Mar 27 2014
  RSA0048530  Datura meteloides Lee Haines 1940-9-18 s.n. Los Angeles San Fernando Valley. Comment
  RSA596739  Datura wrightii Louis C. Wheeler 1966-10-23 9053 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  CAS-BOT-BC130940  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-6 342 Los Angeles Vicinity of Mosquito Harbor Comment
  SD85067  Deinandra clementina E. R. Blakley 1962-6-9 5189 Los Angeles San Clemente Island; China Point Comment
  SBBG128337  Deinandra fasciculata A. Cheung, D. Kasang, S. Lawrence-Gomez, M. Zou, S. Ratay 2011-7-1 12 Los Angeles Deer Valley Trail 23 Comment
  CAS-BOT-BC299284  Deinandra fasciculata Alice Eastwood 1906-5-27 91 Los Angeles Country adjacent to Los Angeles Comment
  SBBG17787  Deinandra fasciculata P. H. Raven 1962-7-11 17994 Los Angeles N of station Nanny, N of Lemon Tank Comment
  UCR124381  Delphinium cardinale I. W. Clokey, B. C. Templeton 1929-1 4601 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  UCR272850  Delphinium glaucum R. G. Swinney 2011-7-29 15560 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CAS-BOT-BC7971  Delphinium parishii subsp. parishii W. R. Dudley; Frank Haines Lamb 1896-6-9 4371 Los Angeles Kings Canyon, Liebre Mountains Comment
  UC64118  Delphinium parishii subsp. parishii H. M. Hall June 1899 1243 Los Angeles San Antonio Mts. 1752 Comment
  RSA0033835  Delphinium parishii subsp. parishii Robert F. Thorne, M. Z. Thorne 1969-7-10 38433 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood. 1951 Comment
  SD37294  Delphinium parryi H. Ritter 1931-4-26 Los Angeles Open ground near Pasadena Comment
  SDSU10048  Delphinium parryi D. F. Howe 1947-5-3 1548 Los Angeles Mint Canyon, Mojave Desert. Comment
  CAS-BOT-BC116387  Delphinium patens subsp. montanum Steve Boyd; Lauren Raz 1997-5-20 9798 Los Angeles Liebre Mountains Region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill 1584 Comment
  RSA783868  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 D Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  SD90300  Delphinium variegatum subsp. thornei Robert F. Thorne 1973-4-11 42801 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch canyon 427 Comment
  LA200720  Dendromecon rigida Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, near Girard [Woodland Hills] Comment
  SBBG122134  Deschampsia danthonioides A. Parikh, N. Gale 2003-5-24 737 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  SEINET7063083  Descurainia pinnata A. G. Vestal 1963-5-22 s.n. Los Angeles In the San Gabriel Mountains southeast of Palmdale. UTM Zone 11, 400840mE, 3822562mN. (WGS84/NAD83). 876 Comment
  CDA24799  Descurainia pinnata subsp. menziesii G. C. Fleischman 1942-4-18 Los Angeles Along Beverly Drive, Altadena. 0 Comment
  CAS-BOT-BC43488  Descurainia sophia Ernest C. Twisselmann 1962-4-10 6857 Los Angeles Mojave Desert. Antelope Valley. Avenue A, 2.8 miles west of Highway 6. 670 Comment
  UC1234805  Desmazeria rigida Peter H. Raven 1962-5-22 17826 Los Angeles Santa Catalina Island, near mouth of Cherry Canyon Cherry Canyon; Santa Catalina Island, Cherry Canyon 60 Comment
  UCR186560  Dichelostemma capitatum A. C. Sanders 2006-4-25 32202 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UCR259931  Dichelostemma capitatum R. G. Swinney 2010-3-18 11968 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  UCR2717958  Dichelostemma capitatum R. G. Swinney 2010-5-7 12587 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  SBBG57583  Dichelostemma capitatum subsp. capitatum R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  RSA580979  Dichelostemma capitatum subsp. capitatum Catherine A. Mish 1995-3-4 16 Los Angeles Eddleston Park 400 Comment
  UCSB798  Dichelostemma capitatum subsp. pauciflorum Mooring, John 1948-4-25 Los Angeles 5 miles west of Palmdale Comment
  CLARK-A1528-4584  Digitaria ischaemum John C. Roos, Alfred R. Roos 1950-9-16 4989 Los Angeles Los Angeles 60 Comment
  RSA600885  Digitaria ischaemum L. C. Wheeler 1945-10-30 6163 Los Angeles San Gabriel Mountains. Kinneloa Canyon. 365 Comment
  SBBG15831  Diplacus X australis W. G. Webb 1935-3-5 s.n. Los Angeles unknown Comment
  CHSC26280  Diplacus brevipes Dan Prettyman 1962-4-26 Los Angeles Switzers Inlet. 914 Comment
  CAS-BOT-BC153189  Diplacus johnstonii LeRoy Abrams 1902-6-30 2588 Los Angeles Summit of Mt. Wilson Comment
  SD217382  Diplacus parviflorus Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4312 Los Angeles San Clemente Island. East side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  CAS-BOT-BC150855  Diplacus puniceus Reid Moran 1941-2-26 628 Los Angeles Johnson's Valley, Santa Catalina Island 100 Comment
  RSA750207  Distichlis spicata R. G. Swinney 2005-7-21 8318 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SBBG128346  Distichlis spicata M. L. Hoefs 1991-6-26 1431 Los Angeles Bullrush Cyn 335 Comment
  RSA602954  Distichlis spicata var. stolonifera Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-11-9 2546 Los Angeles Santa Catalina Island. Lower road to Salta Verde Beach. 15 Comment
  RSA392731  Dodecahema leptoceras Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  SEINET998796  Dodecatheon clevelandii R. G. Swinney 1998-1 5940 Los Angeles San Gabriel Mtns: Claremont, 0.5 to 1 mi NE of Padua Hills Restaurant, which is on Padua Dr. (Mt. Baldy 7.5' Q) 768 Comment
  UCR139435  Dodecatheon clevelandii subsp. insulare Reid Moran 1941-2-23 604 Los Angeles Channel Islands, S of Johnson's Valley [above Johnson's Landing], Santa Catalina Island 200 Comment
  UC440437  Drymocallis glandulosa var. wrangelliana H. Anderson, Carl Epling 1930-5-30 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon (Southern California) Comment
  LA200090  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1705 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Rd. S of Mulholland Hwy, just N of Cold Creek and E of road. 304 Comment
  RSA693700  Dryopteris arguta T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  SFV20840  Dryopteris arguta L. Gross 2003-2-22 741 Los Angeles Verdugo Mountains South side of Verdugo Mountains along Brand Canyon. Above the falls area up the west fork drainage area of Brand Canyon. Along east side above canyon bottom. 479 Comment
  UC811823  Dryopteris arguta I. W. Clokey and E. G. Anderson 1935-5-9 6502 Los Angeles San Dimas Canyon Comment
  UCR137600  Dryopteris arguta R. G. Swinney 1989-11-24 1480 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon, mouth of 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  UCR280662  Dryopteris arguta R. G. Swinney 2014-5-21 16606 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  POM296522A  Dudleya Lyman Benson, Joseph Lanjouw, Robert Benson 1953-5-2 15115 Los Angeles Catalina Island. White's Landing 15 Comment
  CAS-BOT-BC109572  Dudleya blochmaniae subsp. blochmaniae Reid Moran 1948-6-8 3086 Los Angeles Mouth of Winter Canyon, Malibu Beach. 76 Comment
  UCR238632  Dudleya cymosa subsp. crebrifolia Anuja Parikh, Nathan Gale 2010-6-28 3368 Los Angeles Transverse Range; San Gabriel Mtns., upper Sawpit Canyon, 0.1 km SW of White Saddle, 1.4 km NW of Mount Bliss 975 Comment
  RSA584592  Dudleya cymosa subsp. pumila T. S. Ross, Orlando Mistretta 1993-5-26 7317 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (USFS) between Wilson Canyon Saddle and May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1098 Comment
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Sep 30 2014
  RSA83354  Dudleya cymosa subsp. pumila F. W. Peirson 1926-6-2 7938 Los Angeles Trail up south fork Rock Creek. 1828 Comment
  UC205021  Dudleya densiflora Williams 1917-1 Los Angeles San Gabriel Canyon Comment
  SFV22018  Dudleya lanceolata V. Soza, L. Gross, A. Munoz 2000-5-12 896 Los Angeles Verdugo Mountains Northwestern end of Verdugo Mountains. Crestline Drive from New Home Avenue in Sunland. Ridge east of 210 Freeway and west of fire road, south (above) water tank. Northeast-facing slope of ridgetop. 488 Comment
  UC56437  Dudleya lanceolata H. P. Chandler 1909-6-3 2007 Los Angeles near Cahuenga Peak (Brush Canyon) Comment
  SBBG31285  Dudleya virens R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles upper Middle Ranch Cyn above dry stream bed 274 Comment
  SD127384  Dudleya virens Reid Moran 1972-5-27 19143 Los Angeles Sea bluffs just east of Pt. Vicente. 4 Comment
  RSA7710  Dudleya virens subsp. hassei C. B. Wolf 1932-5-14 1497 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  UCR277251  Dysphania botrys R. G. Swinney 2010-9-30 13944 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  POM365250  Echinochloa crus-galli Gary D. Cromwell 1979-6-1 s.n. Los Angeles Along Walnut Ave., San Dimas. Comment
  RSA374949  Echinochloa crus-galli S. Granger 1985-9-18 LASCA- 840 Los Angeles Glendora. Comment
  UCR209313  Echinochloa crus-galli A. C. Sanders 2009-11-6 37219 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SEINET11676826  Echinochloa muricata J. F. Bright, Wyman, C. 1931-1 5726 Los Angeles Hollywood Comment
  SEINET13384076 Image available Eleocharis macrostachya R. G. Swinney 2011-1 15297 Los Angeles Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA365406  Eleocharis montevidensis var. montevidensis I. M. Johnston 1917-6-14 1909 Los Angeles West of Pomona. Comment
  POM210885  Eleocharis palustris L. C. Wheeler 1934-5-14 2591 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  POM211419  Elodea canadensis L. C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains. 412 Comment
  RSA772299  Elymus elymoides R. G. Swinney 2009-4-28 10536 Los Angeles summit of Mt. Emma 1585 Comment
  UCR43258  Elymus elymoides David Charlton 1986-6-15 247 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA229170  Elymus elymoides subsp. californicus R. F. Thorne, C. W. Tilforth 1971-6-30 40753 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  HSC24481  Elymus elymoides var. elymoides R. F. Thorne, M. Z. Thorne 1969-7-9 38502 Los Angeles Sana Gabriel Mountains, Angeles National Forest: summit of Table Mt., elev. c. 7000 ft. 2134 Comment
  POM178021  Elymus glaucus Joseph A. Ewan 1931-5-16 4202 Los Angeles Dry Canyon above Calabasas, Santa Monica Mountains 366 Comment
  RSA746423  Elymus glaucus Orlando Mistretta 1994-7-12 1399 Los Angeles Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. Comment
  UCR191284  Elymus glaucus R. G. Swinney 1999-6-30 7480 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  RSA188521  Elymus glaucus subsp. glaucus R. F. Thorne, John Olmsted 1965-8-26 35385 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  RSA669333  Elymus glaucus subsp. glaucus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 557 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  UCR187143  Elymus multisetus A. C. Sanders 2006-5-16 32314 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA729971  Elymus stebbinsii R. G. Swinney 1999-5-29 7211 Los Angeles San Gabriel Mtns.: San Dimas Canyon, main fork c. 100 m north of confluence with Wolfskill Canyon 537 Comment
  RSA151294  Emmenanthe penduliflora Peter H. Raven 1962-5-10 17722 Los Angeles Canyon just north of Thirst, San Clemente Island. 335 Comment
  SEINET12271175  Emmenanthe penduliflora Unknown 1933-1 8511 Los Angeles Hollywood hills Comment
  RSA584984  Emmenanthe penduliflora var. penduliflora Tim S. Ross 1993-5-16 7159 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  RSA598957  Emmenanthe penduliflora var. penduliflora R. G. Swinney 1989-5-11 s.n. Los Angeles in and near Glendora Wilderness Park, Big Dalton Canyon. Dirt road on SE side of Big Dalton debris basin. 366 Comment
  RSA348071  Encelia californica Dave Kelly, Walter Wisura 1986-4-30 4114 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  UCR206535  Encelia farinosa A. C. Sanders, T. B. Salvato 2009-5-19 36829 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  SFV17861  Ephedra aspera J. D. Dilley 1998-3-29 254 Los Angeles Mojave Desert Just north of the foothills of the San Gabriel Mountains and just east of Palmdale. Junction of Avenue T and Little Rock Creek, across from quarry. 900 Comment
  NY70076  Ephedra californica A. D. E. Elmer 06 1902 3599 Los Angeles Acton Comment
  NY70340  Ephedra nevadensis H. E. Hasse 05 1893 s.n. Los Angeles Near Acton, Los Angeles 823.0 Comment
  RSA594409  Epilobium brachycarpum Steve Boyd, Lauren Raz 1996-10-14 9086 Los Angeles Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138. 1021 Comment
  SBBG60225  Epilobium brachycarpum M. N. Ackley -Oct-1927 739 Los Angeles Verdugo Rd, Glendale 243 Comment
  UCR126332  Epilobium canum A. C. Sanders 2003-8-5 27109 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  CAS-BOT-BC166253  Epilobium canum subsp. canum S. B. Parish; W. F. Parish 1881-10-1 556 Los Angeles Sta Monica Comment
  POM134457  Epilobium canum subsp. canum Martha Hilend 1926-10 s.n. Los Angeles Big Dalton Canyon. Comment
  POM50093  Epilobium canum subsp. canum L. W. Nuttall 1920-12-28 1125 Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  CAS-BOT-BC171921  Epilobium canum subsp. latifolium Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10042 Los Angeles Throop Peak, San Gabriel Mts. 2743 Comment
  RSA588516  Epilobium canum subsp. latifolium Christopher Davidson 1967-10-7 963 Los Angeles Mt. Baldy trail from Baldy Village, ca. 3 or 4 miles past Bear Flat. 2439 Comment
  RSA756146  Epilobium canum subsp. latifolium R. G. Swinney 2008-7-13 9186 Los Angeles San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin. 762 Comment
  POM247927  Epilobium ciliatum subsp. ciliatum Joseph A. Ewan 1936-8-8 9992 Los Angeles Swartout Valley. 1905 Comment
  RSA0021695  Epipactis gigantea Duncan S. Bell, Caitlin Elam 2013-6-24 5268 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA381694  Epipactis gigantea George Henry Grinnell 1931-5-9 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA783585  Epipactis gigantea Michael Wall, Shawn Overstreet 2011-5-2 602 Los Angeles East road side of Hwy 39 near mile marker 17.43 in lower San Gabriel Canyon just north of Azusa 253 Comment
  SEINET6056521  Equisetum X ferrissii Unknown 1973-7-15 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR223664  Equisetum hyemale subsp. affine R. G. Swinney 2009-6-12 11132 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  CAS-BOT-BC57309  Equisetum laevigatum Louis C. Wheeler 1933-10-20 2175 Los Angeles San Gabriel River 76 Comment
  POM9733  Equisetum laevigatum F. W. Peirson 1920-4-25 s.n. Los Angeles Arroyo Seco, Pasadena 411 Comment
  RSA586672  Equisetum laevigatum Orlando Mistretta, Mark Elvin 1995-5-10 1707 B Los Angeles Bare Mountain Canyon, West Fork; Pacifico Mtn. 1159 Comment
  RSA617454  Equisetum laevigatum L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  SBBG27543  Equisetum laevigatum L. C. Wheeler 1932-7-2 890 Los Angeles San Dimas Cyn 457 Comment
  UCD62980  Eragrostis cilianensis Beecher Crampton 1965-10-27 7591 Los Angeles Ca. 2.6 miles s. w. of Saugus, US Hwy. 99. Comment
  RSA601159B  Eragrostis mexicana subsp. virescens L. C. Wheeler 1966-10-22 9047 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  IRVC29107  Eriastrum densifolium A. C. Sanders, Mark A. Elvin 2003-6-20 27005 Los Angeles lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle Western Transverse Range/Santa Clara River Watershed 305 Comment
  UCR223820  Eriastrum densifolium R. G. Swinney 2009-6-17 11191 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SBBG58293  Eriastrum densifolium R. Hoffmann 1927-6-14 Los Angeles foothills, Palmdale Comment
  RSA0107782  Eriastrum densifolium subsp. austromontanum Mark Brunell 1993-7-14 136 Los Angeles Western San Gabriel Mtns.: southern mouth of Bee Canyon, ca. 250m SW of Antelope Valley Fwy (Hwy14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters. Comment
  RSA0107971  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1737 Comment
  RSA0121164  Eriastrum pluriflorum subsp. sherman-hoytiae D. Charlton 1991-5-18 5188 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  UCR231914  Eriastrum rosamondense Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7993 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m west of Sierra Highway and 200 m south of Avenue A 703 Comment
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Mar 29 2014
  JEPS68718  Eriastrum sapphirinum Annie M. Alexander and Louise Kellogg 1939-6-26 849 Los Angeles Mint Canyon Comment
  UC147004  Eriastrum sapphirinum C. F. Baker 1909-12-15 5239 Los Angeles Claremont Comment
  RSA0123054  Eriastrum sapphirinum subsp. brevibracteatum P. A. Munz 1923-9-1 7724 Los Angeles Swartout Valley, San Antonio Mtns. 1829 Comment
  CAS-BOT-BC514977  Eriastrum sapphirinum subsp. dasyanthum Alice Eastwood 1919-6-21 9053 Los Angeles San Fernando Comment
  RSA0121282  Eriastrum sapphirinum subsp. dasyanthum Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA0121819  Eriastrum sapphirinum subsp. dasyanthum Geo L. Moxley 1913-8-31 183 Los Angeles Mt. Wilson. Comment
  UCR151334  Ericameria cooperi Scott D. White, Kent Hughes 2000-5-16 7840 Los Angeles Transverse Ranges; San Gabriel Mtns region, Northern foothills near Acton; bajada slopes and unnamed ephemeral tributaries to Arrastre Canyon 1098 Comment
  RSA0105980  Ericameria cuneata R. G. Swinney 2011-11-1 15976 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 70-200 meters west (upstream) from confluence with North Fork, south side of FS Rd 2N25/W. Fork Scenic Bikeway. 476 Comment
  RSA598855  Ericameria linearifolia Steve Boyd, Timothy S. Ross 1997-3-21 9230 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  OBI56529  Ericameria nauseosa var. hololeuca Louis C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mts. Sycamore Flat Campground; Big Rock Crk 1311 Comment
  SD112608  Ericameria pachylepis Darley F. Howe 1951-10-7 2161 Los Angeles Sunset Boulevard, about 1 miles west of Westwood. Comment
  RSA141590  Ericameria pinifolia E. K. Balls 1960-10-27 24315 Los Angeles Volunteer in Rancho Santa Ana Botanic Garden, Claremont. 396 Comment
  UCR209471  Erigeron breweri R. G. Swinney 2008-7-3 9157 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
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Jul 8 2021
  SBBG60744  Erigeron canadensis M. N. Ackley -Sep-1927 175 Los Angeles Eagle Rock 182 Comment
  POM355826  Erigeron canadensis Robert Gustafson 1980-8-29 1880 Los Angeles Ballona Wetlands, Area 3. Comment
  POM49794  Erigeron foliosus L. W. Nuttall 1920-6-6 s.n. Los Angeles Avalon Canyon Comment
  LA105048  Erigeron foliosus var. foliosus Barry A. Prigge; 1988-7-3 8182 Los Angeles Santa Monica Mountains, ca 0.4 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School track 316 Comment
  POM306311  Erigeron foliosus var. foliosus Henry J. Ramsey, Henry J. Ramsey 1938-6-2 I 385 Los Angeles Eaton Canyon. Comment
  RSA522331  Erigeron foliosus var. foliosus Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4032 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  SFV13105  Erigeron foliosus var. foliosus W. M. Perry 1980-8-29 112 Los Angeles San Gabriel Mountains Pine Mountain, turnout on dirt road. Comment
  RSA455008  Eriodictyon crassifolium E. S. Spalding 1923-4-23 s.n. Los Angeles Los Angeles vicinity Comment
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Nov 5 2014
  SFV2962  Eriodictyon crassifolium K. A. Wilson 1962-5-10 1265 Los Angeles San Gabriel Mountains Placerita Canyon Road, about 2 miles east of Highway 6. 490 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
  OBI26929  Eriodictyon crassifolium var. nigrescens David J. Keil, Dirk Walters 1977-4-30 12310 Los Angeles Ridge Rte, ca. 9 mi from jctn with Los Angeles Co. Rd N-2 Comment
  RSA304954  Eriodictyon crassifolium var. nigrescens E. R. Hobbs 1978-4-23 78 -173 Los Angeles Sand Canyon, Santa Clara River Valley, Western San Gabriel Mountains Comment
  UCD119243  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1946-8-27 6247 Los Angeles San Gabriel Mountains: Intersection of Angeles Crest Highway and Angeles Forest Highway on ridge between Arroyo Seco and Tujunga Canyon. Comment
  RSA303487  Eriodictyon traskiae E. R. Blakley 1962-10-3 5390 Los Angeles E side of Black Jack Mt. at start of road to White s Landing, Santa Catalina Island 412 Comment
  SD72756  Eriodictyon traskiae F. R. Fosberg 1931-4-23 S 4697 Los Angeles Headwaters of Swains Canyon, northeast slopes of Black Jack Mountain; Santa Catalina Island. 349 Comment
  UC24059  Eriodictyon trichocalyx var. trichocalyx Harley P. Chandler 1897-5-11 Los Angeles Claremont 426 Comment
  UCR137718  Eriodictyon trichocalyx var. trichocalyx L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Juniper Hills Road, Juniper Hills, just north of road 1372 Comment
  IRVC28809  Eriogonum angulosum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25516 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  UCR215348  Eriogonum angulosum Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3288 Los Angeles Western Mojave Desert, Antelope Valley; 0.75 mi. north of Hwy 138, 1.2 miles east of 170th St. 793 Comment
  UCR238622  Eriogonum angulosum Anuja Parikh, Nathan Gale 2010-5-11 3155 Los Angeles Western Mojave Desert, Antelope Valley, 1.5 km south of Hwy 138, near intersection of 130th St. West and Ave. E, 0.1 km east of powerlines 787 Comment
  RSA0080359  Eriogonum baileyi R. G. Swinney 2011-6-29 15362 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  IRVC28810  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2002-6-20 25253 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  RSA393149  Eriogonum cinereum Unspecified 1923-7-12 s.n. Los Angeles Topanga Canyon. Comment
  RSA393164  Eriogonum cithariforme var. agninum Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA763232  Eriogonum cithariforme var. agninum Justin M. Wood 2010-5-10 1570 Los Angeles San Gabriel Mountains. Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  RSA659866  Eriogonum davidsonii Orlando Mistretta 1992-8-20 758 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  UCR190740  Eriogonum davidsonii R. G. Swinney 2001-5-18 7931 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  CAS-BOT-BC242745  Eriogonum davidsonii R. F. Thorne; M. Z. Thorne 1969-7-10 38398 Los Angeles San Gabriel Mts., Angeles National Forest: along Mescal Creek 2026 Comment
  RSA311432  Eriogonum davidsonii Michael C. Long 1974-5-19 s.n. Los Angeles Devil's Punchbowl Co. Park, 1/2 mi. N of headquarters. Comment
  UCR242042  Eriogonum elongatum Dan S. Cooper 2012-7-24 712- 33 Los Angeles Western Transverse Range; Santa Monica Mountains, Encinal Canyon Rd. near Malibu Country Club 537 Comment
  CAS-BOT-BC253191  Eriogonum fasciculatum A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-28 37003 Los Angeles San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines, Baldwin Park 7.5' Q, San Gabriel Valley 99 Comment
  LA206775  Eriogonum fasciculatum A. M. Johnson; 1933-5-20 4297 Los Angeles San Gabriel Mountains, San Gabriel Wash Comment
  UC535622  Eriogonum fasciculatum Ira W. Clokey June 1929 4578 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 250 Comment
  UCR205548  Eriogonum fasciculatum subsp. fasciculatum A. C. Sanders, T. B. Salvato 2009-5-19 36817 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  SEINET3124346 Image available Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-4-29 10566 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert: Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence (Palmdale 7.5' Q). 945 Comment
  CAS-BOT-BC253272  Eriogonum fasciculatum var. foliolosum Javier Penalosa 1961-5-21 1525 Los Angeles San Gabriel Canyon Comment
  SFV20882  Eriogonum fasciculatum var. foliolosum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1076 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  UCR273394  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2011-3-18 14140 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  UCSB1414  Eriogonum fasciculatum var. foliolosum Ellis, Richard 1960-4-11 Los Angeles Malibu Canyon road, 1.7 miles North of Hwy. 101 Comment
  RSA660764  Eriogonum fasciculatum var. polifolium Jeff Weiler 1981-4-26 33 Los Angeles La Canada, Earl Canyon Motorway. Trailhead: NW side of Palm Dr., .3 mi. N of intersection with Fairmount Ave. Comment
  SD124470  Eriogonum fasciculatum var. polifolium Barry Prigge 1986-3-29 7163 Los Angeles San Gabriel Mountains: E of Red River Mine Road x Antelope Valley Freeway on Escondito Canyon Road 3000 Comment
  SBBG17808  Eriogonum giganteum var. formosum P. H. Raven 1962-7-10 17976 Los Angeles below Lemon Tank 228 Comment
  CAS-BOT-BC253452  Eriogonum gracile Abrams 1902-7-5 1561 Los Angeles Azusa Comment
  CHSC34583  Eriogonum gracile James Henrickson 1972-11-2 8088 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. In agricultural field. 371 Comment
  POM158211  Eriogonum gracile var. gracile P. A. Munz, I. M. Johnston 1928-9-4 11141 Los Angeles Pacoima Wash, near San Fernando. Comment
  POM2260  Eriogonum gracillimum W. R. Dudley, F. H. Lamb 1896-6-8 4326 Los Angeles Lancaster. Comment
  SD66897  Eriogonum grande var. grande R. Mitchell Beauchamp 1967-3-17 257 Los Angeles San Clemente Island; on cliff above ocean east of Date 2 Comment
  SD92012  Eriogonum grande var. grande Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22670 Los Angeles on cliff above sea, east side 1 mile south of Wilson's Cove, San Clemente Island 35 Comment
  SBBG28224  Eriogonum heermannii C. B. Wolf 1931-11-8 2629 Los Angeles Big Rock Crk, 0.125 mi below Big Rock Ranger Stn 1066 Comment
  RSA552442  Eriogonum maculatum D. Charlton 1991-6-22 5423 a Los Angeles Southwest Lancaster, corner of K and 40th streets. Antelope Valley, drainage from San Gabriel mtn foothills. 732 Comment
  CAS-BOT-BC268776  Eriogonum mohavense H. E. Hasse 1893-8-20 s.n. Los Angeles Acton Comment
  SBBG64070  Eriogonum molestum Anstruther Davidson -Jul-1893 Los Angeles Wilson's Peak Comment
  CAS-BOT-BC269766  Eriogonum nudum var. pauciflorum Dr. H. E. Hasse 1893-8-1 s.n. Los Angeles Acton Comment
  CAS-BOT-BC269775  Eriogonum nudum var. pauciflorum Ernest C. Twisselmann 1961-10-31 6675 Los Angeles Liebre Mountains: Pine Canyon 6.2 miles north of Pine Canyon Guard Station 975 Comment
  RSA188484  Eriogonum nudum var. pauciflorum Robert F. Thorne, J. Olmstead 1965-8-26 35399 Los Angeles Angeles National Forest, thickety area near Prairie Fork 1616 Comment
  RSA659914  Eriogonum ovalifolium Orlando Mistretta 1991-9-25 s.n. Los Angeles Red Mountain. 1220 Comment
  UCR272479  Eriogonum parishii Mitch Provance 2016-6-27 616- 17 Los Angeles San Gabriel Mountians, Big Pines, Camp McClellan, N side of Table Mountain Rd. 2171 Comment
  CAS-BOT-BC257751  Eriogonum parvifolium Geo. B. Grant 1901-9-1 s.n. Los Angeles Redondo Beach Comment
  POM307214  Eriogonum plumatella Henry J. Ramsey, Henry J. Ramsey 1937-6-24 2056 Los Angeles Big Pines, Palmdale Road. Comment
  RSA586656  Eriogonum plumatella Orlando Mistretta 1995-6-1 1747 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  UCR190384  Eriogonum pusillum R. G. Swinney 2001-4-18 7880 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  UC1871264  Eriogonum roseum T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3869 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  UCR266797  Eriogonum roseum Mitch Provance, Scott Duff 2015-11-9 1115- 07 Los Angeles Antelope Valley, Del Sur, SCE transmission route about 8 miles W of Lancaster, c. 0.5 miles NNW of W Avenue J and 100th St. W 733 Comment
  RSA0096803  Eriogonum saxatile R. G. Swinney 2011-9-27 15700 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
  RSA424910A  Eriogonum saxatile Thekla Mohr 1915-1 1508 Los Angeles North Fork, San Gabriel River. Comment
  RSA766269  Eriogonum saxatile Joseph A. Ewan 1934-8-10 8437 Los Angeles Broad gravely summit of Mt. Waterman 2378 Comment
  CAS-BOT-BC267618  Eriogonum saxatile F. Grinnell Jr. 1917-7-28 s.n. Los Angeles Mt. Willson Ridge, San Gabriel Mountains 1767 Comment
  RSA760603  Eriogonum umbellatum R. G. Swinney 2008-8-13 9402 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  SBBG119162  Eriogonum umbellatum J. Latting 1978-9-17 Los Angeles between Grassy Hollow Cmpgrd and Vincent Gap on the Angeles Crest Hwy 2317 Comment
  RSA798112  Eriogonum umbellatum var. minus Jane Tirrell 2012-7-25 LS 0124 Los Angeles Approx. 0.5 mi west of Mt. Hawkins along south side of Pacific Crest Trail 2593 Comment
  RSA585777  Eriogonum umbellatum var. munzii Orlando Mistretta 1995-7-11 1877 Los Angeles Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA0114218  Eriogonum wrightii subsp. trachygonum D. Silverman, Cindy Hopkins 2007-4-26 6759 Los Angeles Tejon Ranch, 375 miles west of California aqueduct, 2.4 km south of Kern County line and 2.9 km northeast of Quail Lake. 1030 Comment
  UCR194630  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-8-13 6739 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  CAS-BOT-BC297912  Eriophyllum confertiflorum Geo. B. Grant 1902-6-26 4162 Los Angeles Mt Lowe Comment
  POM357915  Eriophyllum confertiflorum Fay A. MacFadden 1931-4-20 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA624647  Eriophyllum confertiflorum L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 762 Comment
  RSA0042219  Eriophyllum confertiflorum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2838 Los Angeles Santa Catalina Island: Bluff southeast of Rippers Cove. 6 Comment
  RSA547471  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Orlando Mistretta 1992-7-24 6766 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  SBBG12000  Eriophyllum confertiflorum var. confertiflorum A. C. Sanders 2003-3-14 25761 Los Angeles boundary of Irwindale and Azusa, E of Irwindale Ave, S of Interstate 210 (which bisects pit) and N of Santa Fe Railroad, E of the San Gabriel River channel 520 Comment
  UC1211052  Eriophyllum confertiflorum var. confertiflorum Huron H. Smith 1912-5-30 5040 Los Angeles near Avalon; Santa Catalina Island Comment
  RSA660479  Eriophyllum confertiflorum var. confertiflorum Steve Teh 1994-5-20 30 Los Angeles Modjeska Grade rd. 1 mile back on fire road. Comment
  UCR170319  Eriophyllum pringlei John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  SFV7500  Eriophyllum pringlei M. H. Grayum, D. R. Perry, S. Merschel 1975-5-4 s. n. Los Angeles Mojave Desert Antelope Valley. Along Pearblossom Highway, west of Littlerock. 854 Comment
  UC1563112  Eriophyllum pringlei Steve Boyd and Orlando Mistretta 1986-3-31 1537 B Los Angeles 4 mi e jct w/Hwy 18 Highway 138 (ne of Pinyon Hills); Mojave Desert Comment
  OBI45225  Erodium botrys Rudy Mattoni Apr-86 s.n. Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles International Airport 6 Comment
  UCR182671  Erodium brachycarpum R. G. Swinney 1998-4-13 5956 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  UCR192583  Erodium brachycarpum A. C. Sanders 2008-4-10 34793 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 0.85 mile SSW of Neenach School, along dirt track beside old fence line 938 Comment
  RSA600099  Erodium brachycarpum Louis C. Wheeler 1948-4-26 6636 Los Angeles Altadena. Canyon Crest Drive and Lincoln Avenue. Comment
  RSA0068310  Erodium cicutarium R. G. Swinney 2010-5-12 12719 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
  RSA391787  Erodium cicutarium F. R. Fosberg 1931-4-10 689 Los Angeles Avalon Canyon, Santa Catalina Island. 150 Comment
  RSA391808  Erodium cicutarium George B. Grant 1903-1 s.n. Los Angeles Moist sunny places, Pasadena Comment
  RSA578315  Erodium cicutarium Tim S. Ross, Steve D. Boyd 1994-5-11 7775 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA598899  Erodium cicutarium Steve Boyd, T. S. Ross 1997-3-21 9215 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR179701  Erodium cicutarium R. G. Swinney, Dave Larson 1996-7-17 5130 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR281392  Erodium cicutarium R. G. Swinney 2014-5-27 16659 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  SBBG19185  Erodium cicutarium M. A. Piehl 1963-12-8 631094 Los Angeles Cave Cyn, 0.25 mi from mouth 30 Comment
  SFV9379  Erysimum capitatum M. L. Vincent, L. Swade 1964-4-2 477 Los Angeles San Gabriel Mountains Mint Canyon. Solemint Canyon Road, 2 miles north of Solemint Store. 500 Comment
  RSA329731  Erysimum capitatum Gary D. Wallace 1966-3-25 206 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena 915 Comment
  RSA610966  Erysimum capitatum var. capitatum L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  LA204350  Erysimum capitatum var. capitatum Virginia Mars; 1951-4-21 sn Los Angeles US Hwy 6, 3 mi before turnoff for Angelus Crest Comment
  RSA608048  Erysimum capitatum var. capitatum L. C. Wheeler 1931-1-20 s.n. Los Angeles North Hills, vicinity of Claremont Comment
  CAS-BOT-BC153584  Erythranthe moschata Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp Comment
  RSA433661  Eschscholzia californica Ora M. Clark 1929-3-30 1887 Los Angeles Antelope Valley, Mojave Desert, w. Lancaster Comment
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Apr 10 2012
  RSA652792  Eschscholzia californica Jim Reutzel 1994-5-8 34 Los Angeles In patches behind parking lot directly northwest of health center. Hills behind the Cal Poly Pomona University Health Center. Comment
  UCD95277  Eschscholzia californica Curtis Clark 1975-3-21 446 Los Angeles State Highway 138, 24 miles west of junction with State Highway 14, east of Gorman. Comment
  RSA771897  Eschscholzia minutiflora R. G. Swinney 2009-4-29 10621 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CATA505  Eschscholzia ramosa Sara L. Crockett 1997-4-2 649 Los Angeles Santa Catalina Island: Point above Empire Landing Quarry site, 0.25 mile N of Empire Landing Road, from point 2.4 miles from jct. with Airport Road 240 Comment
  POM158018  Eschscholzia ramosa M. B. Dunkle 1928-3-31 1794 Los Angeles Cottonwood Canyon, Santa Catalina Island. 122 Comment
  SBBG20739  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles between Northwest Harbor and Whale Pt 7 Comment
  UCR99578  Eucrypta chrysanthemifolia Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  RSA0119952  Eucrypta chrysanthemifolia var. chrysanthemifolia R. G. Swinney 2014-5-21 16627 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
  RSA656329  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 681 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  RSA703208  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2005-2-15 1402 Los Angeles Along ridgeline between Brand and Childs Canyons. South side of the Verdugo's. Near 715 Comment
  UC56879  Eucrypta chrysanthemifolia var. chrysanthemifolia R. D. Williams 1903-2-12 Los Angeles Claremont Comment
  RSA533413  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim S. Ross 1991-4-21 4522 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  UC167136  Eulobus californicus Marcus E. Jones, A. M. May 1882 Los Angeles Pasadena Comment
  UCR260033  Eulobus californicus R. G. Swinney 2010-3-30 12119 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  UCR143104  Euphorbia albomarginata Fay A. MacFadden 1931-4-22 2648 Los Angeles Western Transverse Range, San Francisquito Canyon 915 Comment
  RSA674605  Euphorbia maculata Scott D. White 2000-6-24 8095 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. 213 Comment
  CAS-BOT-BC402117  Euphorbia peplus Robert F. Thorne; J. Henrickson 1963-5-5 32274 Los Angeles Area near mouth of Cobal Canyon, few miles N of Claremont. Foothills of the San Gabriel Mts. 518 Comment
  CDA20114  Euphorbia peplus M. O'Brien 2003-4-2 MOB 13 -03 Los Angeles South Coast; El Matador Beach in Robert H. Meyer Memorial SB. 0 Comment
  RSA9710  Euphorbia peplus L. C. Wheeler 1932-2-20 447 Los Angeles Mandeville canyon, Santa Monica mtns. 137 Comment
  RSA749840  Euphorbia polycarpa D. E. Bramlet 2008-3-26 4127 -A Los Angeles Bee Canyon. Bowerman landfill site. 202 m S of the Bee Cyn. access road, 151 m W of the landfill entrance. Comment
  RSA651897  Euphorbia polycarpa Eleanor McClung 1957-4-15 114 Los Angeles Griffith Park. Comment
  RSA716812  Euphorbia serpillifolia A. C. Sanders 2003-8-7 27167 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. 267 Comment
  RSA709544  Euphorbia terracina Doug Gettinger 2004-5-27 s.n. Los Angeles Southern Coast: Ocean Trails, Rancho Palos Verdes, Thomas Bros. LA Co map pg. 823, grids E-6 and F-6. 91 Comment
  SBBG10092  Extriplex californica R. Moran 1958-9-18 6853 Los Angeles SE of Eel Pt 10 Comment
  UCR271835  Festuca dertonensis R. G. Swinney 2011-3-15 14078 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  UCR275322  Festuca perennis Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  CATA2058  Ficus carica Steven A. Junak, Keri Kirkland 1998-7-17 773 Los Angeles Santa Catalina Island: On W side of lower portion of Silver Canyon, about 0.65 air miles inland from beach 67 Comment
  UCR190408  Filago californica R. G. Swinney 2000-5-20 7693 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  UCR205605  Filago californica R. G. Swinney 2008-5-12 8845 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  SBBG11101  Foeniculum vulgare D. E. Breedlove 1961-9-23 1289 Los Angeles Middle Ranch Crk, 1 mi from ocean 91 Comment
  RSA659538  Foeniculum vulgare Monica Acosta 1998-5-14 3 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  PASA16  Forestiera neomexicana Margaret Stason 1931-5-9 Los Angeles Willow Springs M. DES. Comment
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Apr 30 2015
  JEPS43936  Forestiera pubescens E. E. Allen 1922-4-28 Los Angeles near Los Angeles; Mint Canyon, Topanga Canyon Comment
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Nov 11 2014
  RSA628722  Forestiera pubescens R. S. Woglum 1942-5-20 3333 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  RSA729489  Forestiera pubescens R. G. Swinney 1999-6-21 7381 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  POM320648  Fragaria californica M. A. Clauser 1965-4-19 159 Los Angeles Evey Canyon. San Gabriel mtn range, Pacific slope drainage area. 762 Comment
  OBI8166  Frangula californica subsp. californica Lewis Meltz 1977-4-9 LM 24 Los Angeles 300m N of Eaton Cyn wash, 3 km E of Eaton Cyn bridge 457 Comment
  RSA0102533  Frangula californica subsp. californica Richard G. Swinney 2010-9-30 13957 Los Angeles San Gabriel Mountains: 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  SBBG71310  Frangula californica subsp. tomentella R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  RSA0003730  Frasera neglecta H. M. Hall 1900-6-3 1495 Los Angeles Swarthout Canyon, San Antonio Mts. 2073 Comment
  RSA578106  Fraxinus dipetala Tim S. Ross, Steve D. Boyd 1994-5-10 7714 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA69889  Fraxinus dipetala F. W. Peirson 1919-4-19 383 Los Angeles Pacoima Canyon; San Gabriel Mountains Comment
  RSA727616  Fraxinus dipetala R. G. Swinney 1998-4-15 6018 Los Angeles San Gabriel Mountains: bottom of Evey Canyon, 0.7 mi. west of San Antonio Canyon Rd. 793 Comment
  LA50940  Fraxinus pennsylvanica Joseph Andorfer Ewan; 1932-4-30 7439 Los Angeles Ballma Creek, at Higuera Road, Culver City Comment
  UCR259674  Fraxinus uhdei R. G. Swinney 2010-4-1 12138 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  IRVC29364  Fraxinus uhdei A. C. Sanders, Mark A. Elvin 2002-8-26 25592 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  UC1073261  Fremontodendron californicum George B. Rossbach 1955-6-20 350 Los Angeles about 2 mi n of Mill Creek Summit (Los Angeles Crest Highway (Route 2) near Aliso Canyon Road); Los Angeles Crest Highway 1219 Comment
  UCD116293  Fremontodendron californicum Stephen Mason 1995-5-14 64 Los Angeles Vallyermo, Big Rock Creek Rd., just past Sycamore Flat Campground, northern edge of Transverse Range. 1066 Comment
  LA22124  Fritillaria biflora var. biflora Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  UC50784  Galinsoga parviflora var. parviflora Geo. B. Grant Oct 1902 486 Los Angeles Los Angeles Comment
  RSA703554  Galium andrewsii subsp. intermedium Gary D. Wallace, Ann Hiller 1983-5-18 2070 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  UC1587576  Galium angustifolium subsp. angustifolium Tim Ross and Annette Ross 1991-9-7 5953 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 411 Comment
  RSA11782  Galium angustifolium subsp. angustifolium E. Lloyd 1933-5-5 s.n. Los Angeles Topanga Canyon. Comment
  SD131982  Galium angustifolium subsp. angustifolium Barbara Ertter, L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7482 Los Angeles Pine Canyon Rd along San Andreas fault on north side of San Gabriel Mts (Co Rd N2), road cut N side of road Comment
  RSA629043  Galium aparine Valerie L. Soza, Kent Hughes 1999-6-17 529 Los Angeles San Gabriel Mountains: Chantry Flat, off road 2N41, west of water tank 701 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
  PASA42  Galium aparine Sally Ellis 1940-4-16 Los Angeles Clairemont, LA Co. Comment
  SDSU9326  Galium catalinense D. F. Howe 1968-2-25 4492 Los Angeles Hillside between Fourth of July Cove and Cherry Cove, Santa Catalina Island. Comment
  RSA527761  Galium catalinense subsp. acrispum Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4326 -C Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SBBG119353  Galium grande V. Soza with M. Acosta 2001-6-20 1297 Los Angeles Van Tassel Ridge, S side of Van Tassel Ridge Rd (FS Rd 1N36A), ca. 0.2 mi E of jct with Van Tassel Truck Trail (FS Rd 1N36), E side of Mt Bliss (Azusa: 34 11'09.6"N, 117 56'46.6"W; T1N R10W S8, N/2, SE/4) 1037 Comment
  RSA585774  Galium jepsonii Orlando Mistretta 1995-7-11 1881 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  SBBG6279  Galium jepsonii L. C. Wheeler 1970-7-25 s.n. Los Angeles Heliport, ca. 0.3 mi N of S Mt Hawkins 2286 Comment
  UC1409134  Galium jepsonii R. F. Thorne and L. E. DeBuhr 1972-8-18 42236 Los Angeles along Angeles Crest Hwy c. 1/2 mi e Three Points and Camp Valcrest; San Gabriel Mts., Angeles National Forest 1828 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
  UCR275524  Galium johnstonii D. E. Bramlet 2011-8-13 4946 Los Angeles San Gabriel Mountains, Mt. Gleason, along Mt. Gleason Rd./ Forest Serv. Rd 3N17 1944 Comment
  RSA0115843  Galium nuttallii Steven A. Junak 1999-4-22 SCa- 840 Los Angeles Santa Catalina Island. Along W side of road to White's Landing, ca. 1.1 mi. from landing. 137 Comment
  SD69652  Galium nuttallii subsp. insulare Robert F. Thorne 1967-5-18 36868 Los Angeles Santa Catalina Island; dry slope, Salta Verde, above Wild Boar Gully (Cercocarpus Arroyo) 700 Comment
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Apr 4 2012
  SD253548  Galium porrigens R. G. Swinney 2011-5-3 14568 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Road, Ecology Trail east of the Nature Center (Mint Canyon 7.5'Q) 487 Comment
  UCR68908  Galvezia speciosa Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4196 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  SEINET4095006  Gambelia speciosa M. B. Dunkle 1939-1 7249 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  CATA1226  Gamochaeta ustulata Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2292 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  CDA38576  Garrya flavescens R. F. Thorne, A. Takhtajan 1967-11-3 41873 Los Angeles San Gabriel Mountains; San Gabriel Mountains: San Antonio Canyon. 0 Comment
  RSA391428  Garrya veatchii Elbert Benjamine 1929-2-10 8467 Los Angeles Arroyo Seco, above Pasadena. 915 Comment
  UC1122717  Garrya veatchii R. St. John 1930-1-23 79 Los Angeles Saddle Peak; Santa Monica Mts., Calabasas Quad. 762 Comment
  LA40331  Garrya veatchii Robert Fowler; 1933-5-20 4285 Los Angeles San Gabriel Mountains Comment
  RSA466821B  Gaura sinuata G. R. Johnstone 1932-4-30 s.n. Los Angeles Los Angeles. Roadside 3600 block Slauson St. 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
  UC1587604  Gayophytum diffusum subsp. parviflorum Tim Ross 1991-8-14 5753 Los Angeles Roundtop [Mtn.] San Gabriel Mountains, Chilao Flat USGS 7.5 quad (se slope) 1892 Comment
  RSA747466  Gazania linearis R. G. Swinney 2008-4-4 8611 Los Angeles Lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA696766  Gazania rigens Kenneth Beard 1934-06 s.n. Los Angeles Garden, Artesia. Comment
  SDSU7764  Genista maderensis R. M. Beauchamp 1966-8-8 48 Los Angeles Santa Catalina Island. Growing beside road south of Avalon. 61 Comment
  CAS-BOT-BC208064  Genista monspessulana Timothy S. Ross 1993-6-1 7365 a Los Angeles San Gabriel Mountains. NW margin of Chantry Flat. 667 Comment
  CATA1846  Geranium carolinianum Denise Kraus 2000-5-11 28 Los Angeles Santa Catalina Island: In drainage between Goat Harbor Burn eastern fire break ridge/road and road leading to Twin Rocks. Approximately 4,600 ft. northeast of Airport Road 304 Comment
  UCR177252  Geranium rotundifolium LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1065 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  SFV2885  Gilia achilleifolia P. G. Kilburn 1958-3-5 647 Los Angeles San Fernando Valley Oat Mountain, Brown Canyon. Comment
  SBBG125859  Gilia achilleifolia subsp. achilleifolia A. Parikh, N. Gale 2010-6-2 3252 Los Angeles Sierra Pelona, 3.8 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1140 Comment
  RSA579152  Gilia angelensis T. S. Ross, Darin L. Banks 1994-4-12 7474 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 518 Comment
  SBBG95434  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Horse Flats, Johnson's Comment
  UC537992  Gilia angelensis Louis C. Wheeler 1934-4-17 2532 Los Angeles Palmer Canyon San Gabriel Mts., Palmer Canyon 510 Comment
  RSA783536  Gilia capitata J. D. Olmsted 1958-10-26 115 Los Angeles Near eastern boundary of Los Angeles County. Blanchard Park on Pomona College campus. 366 Comment
  RSA755272  Gilia capitata subsp. abrotanifolia Stephen Hill, Kate Kramer 2001-4-22 33353 Los Angeles North side of San Gabriel Mts., south side of Antelope Valley, Johnson Road, 6.2 miles NNE of junction with Elizabeth Lake Road, 3 miles S of junction of Avenue I and 110th Street West. 939 Comment
  UC57535  Gilia capitata subsp. abrotanifolia Geo. B. Grant 1903-4-23 5433 Los Angeles Saugus Comment
  UC879812  Gilia capitata subsp. abrotanifolia I. W. Clokey and B. C. Templeton Mar. 1929 4476 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 350 Comment
  RSA470245  Gilia capitata subsp. abrotanifolia Geo L. Moxley 1915-5-9 318 Los Angeles Low hills Comment
  UCSB46591  Gilia capitata subsp. abrotanifolia Welton, Patti 1983-3-28 Los Angeles Northeast side of Mulholland Hwy.; 1 mile north of Cold Canyon Road; Santa Monica Mtns. 518 Comment
  SEINET3163570  Gilia gilioides G. B. Grant 1906-6-14 507 Los Angeles Summit Mt. Wilson, S. Calif. 1829 Comment
  SBBG64489  Gilia ochroleuca subsp. bizonata R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  CAS-BOT-BC402078  Gilia ochroleuca subsp. vivida L. R. Abrams 1901-7-1 1898 Los Angeles Wilson's Peak Comment
  SEINET7072891  Gilia sinuata A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Pearblossom on the San Andreas Rift Zone. Coordinate datum: WGS84/NAD83. (34? deg. 26' 0" North Latitude, -117? deg. 49' 38" West Longitude; UTM Zone 11, 423996mE, 3810325mN, Coordinate datum: NAD27.). Comment
  IRVC29586  Gnaphalium californicum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26191 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  UCR206525  Gnaphalium californicum A. C. Sanders, T. B. Salvato 2009-5-19 36826 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA640638  Gnaphalium palustre L. C. Wheeler 1966-10-1 8928 Los Angeles San Gabriel Mountains: Big Tujunga Canyon at Colby Ranch Road. 960 Comment
  SEINET10726164  Gnaphalium palustre David B. Dunn 1940-12-7 Dunn 666 Los Angeles Big Tujunga was near Sunland. Comment
  RSA608597  Gnaphalium peregrinum L. C. Wheeler 1936-6-3 4111 Los Angeles Tan Bark Flat, San Dimas Canyon, San Gabriel Mts. 853 Comment
  UCR141019  Grayia spinosa June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA127786  Grindelia camporum var. bracteosa Peter H. Raven, H. J. Thompson 1959-6-4 14344 Los Angeles Point Dume 15 Comment
  UCR138490  Grindelia camporum var. camporum L. C. Wheeler 1976-8-4 s.n. Los Angeles Dominguez Hills: Near Wilmington and Victoria Street 49 Comment
  CAS-BOT-BC305259  Grindelia hirsutula Carl B. Wolf 1932-9-16 4124 Los Angeles Bryant Ranch. W. side of San Gabriel Flood Control, about 1/2 mile south of 7th St., (Long Beach) 3 Comment
  LA47623  Guillenia lasiophylla Peter H. Raven; Henry J. Thompson 1960-4-12 15032 Los Angeles 365 Comment
  LA51488  Guillenia lasiophylla O. H. Kappler; 1944-5-7 615 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  RSA603880  Guillenia lasiophylla L. C. Wheeler 1933-7-4 1899 Los Angeles San Dimas Canyon, San Gabriel Mts 640 Comment
  RSA717856  Guillenia lasiophylla R. G. Swinney 1997-5-13 5518 Los Angeles Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam. 402 Comment
  OBI16360  Gutierrezia microcephala P. A. Holden 1968-9-15 553 Los Angeles Just S of Kern county line near Rosamund in western Mojave Desert in Antelope Valley Comment
  JEPS30430  Gutierrezia sarothrae Peter H. Raven and Henry J. Thompson 1959-10-16 14655 Los Angeles 4.4 miles n Saugus (at mouth of Boquest Canyon); Boquet Canyon Comment
  RSA595415  Hainardia cylindrica Mark Hoefs 1995-7-13 2371 Los Angeles Santa Catalina Island. By road to Catalina Harbor, Across from yacht club on west side of road. 12 Comment
  POM84457  Harpagonella palmeri Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  IRVC29535  Harpagonella palmeri A. C. Sanders 2003-4-29 26178 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  CAS-BOT-BC308532  Hazardia cana Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4308 Los Angeles E side of island near Malo Point, first cyn S of Bryce Cyn., San Clemente Island Comment
  RSA526569  Hazardia cana Steve Boyd, Timothy S. Ross, Arnseth 1990-4-7 4277 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  SFV17933  Hazardia squarrosa var. obtusa J. N. Hogue 1998-10-13 129 .4 Los Angeles San Gabriel Mountains San Gabriel Canyon. West side of San Gabriel reservoir along road. 470 Comment
  RSA202450  Hedypnois cretica R. L. Armacost 1964-1-17 1715 Los Angeles Playa del Rey Comment
  CAS-BOT-BC309434  Helenium puberulum A. J. McC. 1892-11-19 s.n. Los Angeles Pasadena Comment
  RSA592368  Helenium puberulum Mark Hoefs 1974-4-30 433 Los Angeles Santa Catalina Island: by trail in Hermit's Gulch. 91 Comment
  LA82378  Helianthemum scoparium O. H. Kappler; 1941-4-6 185 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM359984  Helianthus annuus subsp. lenticularis F. R. Fosberg 1930-10-18 641 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  RSA225966  Helianthus annuus subsp. lenticularis Arthur C. Gibson 1971-5-22 39723 Los Angeles Fish Creek 549 Comment
  RSA92488  Helianthus ciliaris A. J. Barton 1936-1 12074 Los Angeles Low hills south of San Gabriel and west of San Gabriel River Comment
  LA200226  Helianthus gracilentus Jonathan Sauer; D. Bradbury 1969-7-14 4609 Los Angeles Santa Monica Mountains, above Woodland Hills Comment
  RSA747197  Heliotropium curassavicum R. G. Swinney 2005-8-5 8367 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
  SBBG130707  Heliotropium curassavicum S. A. Junak 2000-7-1 SCa 1377 Los Angeles just N of Cape Cyn Rd, 0.4 mi E of intersection with Middle Ranch Rd, at storage shed, near Cape Cyn corrals 228 Comment
  SBBG130573  Heliotropium curassavicum S. A. Junak 2000-10-13 SCa 1417 Los Angeles E side of Avalon Harbor, next to Avalon Veteran's Memorial Park 0 Comment
  UCSB5616  Heliotropium curassavicum DeWitt, Jack 1959-5-15 Los Angeles Mint Canyon Campground; 4.3 miles E of Solemint 609 Comment
  SD30989  Helminthotheca echioides Edith A. Purer 1931-3-12 968 Los Angeles Palos Verdes Hills Comment
  POM243838  Hemizonia clementina F. R. Fosberg 1931-5-7 S 4838 Los Angeles Cottonwood Canyon, Santa Catalina Island 200 Comment
  RSA527592  Hemizonia clementina Steve Boyd 1990-4-8 4419 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA535733  Hemizonia clementina Timothy S. Ross 1991-5-23 5482 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment 37 Comment
  RSA654439  Hemizonia fasciculata Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 982 Los Angeles Verdugo Mountains, southwest side: Along Chandler Fire Road (Verdugo Mtwy), NE of ''La Tuna'', above Fisher Canyon, S of La Tuna Canyon. 487 Comment
  UCR116940  Hemizonia fasciculata A. C. Sanders, D. Malueg 2001-5-17 24342 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  UCR138529  Hemizonia fasciculata L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns., east side of Little Tujunga Canyon 549 Comment
  UCR177759  Hesperocnide tenella LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 966 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  CATA1902  Heteromeles arbutifolia Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  RSA0091156  Heteromeles arbutifolia R. G. Swinney 2011-11-1 15958 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  UC56554  Heteromeles arbutifolia Ernest Braunton Jul 1902 569 Los Angeles Elysian Park Comment
  RSA0074063  Heterotheca grandiflora Scott Lowe 1991-5-18 35 Los Angeles San Gabriel River Channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA0075654  Heterotheca grandiflora R. G. Swinney 1989-5-11 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. SE corner of Big Dalton debris basin. 351 Comment
  CAS-BOT-BC310839  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
  SFV14772  Heterotheca sessiliflora subsp. fastigiata J. C. Dittes, P. Dittes 1990-2-28 25 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road. 0.25 miles past turnoff to Pacoima Canyon. 732 Comment
  RSA0063057  Heuchera elegans Gerald Braden, Lori Ackerman 1988-5-19 24 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  SD129426  Hibbertia scandens A. C. Sanders 1988-5-18 7819 Los Angeles El Segundo Dunes, immed. W of L.A. Int. Airport Comment
  RSA449774  Holodiscus discolor L. E. Hoffman 1929-4-13 s.n. Los Angeles Mt. Leukens [Lukens] Trail, Angeles National Forest. Comment
  SD90328  Holodiscus discolor var. microphyllus Robert F. Thorne, J. Dourley 1967-10-3 37294 Los Angeles Mt. Baden-Powell: Just S of peak 2850 Comment
  SBBG91850  Hordeum brachyantherum subsp. californicum S. A. Junak 1978-4-16 SCa 039 Los Angeles above Fourth of July Cove, near rd 45 Comment
  SBBG43171  Hordeum marinum subsp. gussoneanum R. M. Beauchamp 1976-5-22 4162 Los Angeles curve in rd N of Middle Ranch site and W of Boulder 472 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
  UCR155932  Hordeum murinum A. C. Sanders 2005-5-5 29893 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  RSA0034979  Hordeum murinum P. R. Brown 1970-4-9 s.n. Los Angeles Canon de Lana. [county not specified] Comment
  CAS-BOT-BC289337  Hordeum murinum subsp. glaucum E. R. Blakley 1963-5-4 5673 Los Angeles North slope of Signal Peak, Santa Barbara Island Comment
  RSA12406  Hordeum murinum subsp. glaucum C. B. Wolf 1934-4-11 5619 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  RSA641524  Hordeum murinum subsp. glaucum L. C. Wheeler 1967-5-3 9803 Los Angeles Sycamore Flat Campground, Big Rock Creek. 1311 Comment
  RSA757805  Hordeum murinum subsp. glaucum Orlando Mistretta, Christine Mistretta 2008-4-7 2373 Los Angeles along SCE transmission line corridor, ca. 1.5 mi. NW of intersection of transmission line with State Hwy. 14 (1.75 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 41 per TRTP survey-2008) 972 Comment
  SD37701  Horkelia cuneata var. puberula Edith A. Purer 1935-5-11 6592 Los Angeles Santa Monica Mountains, near junction of Malibu Lodge Road and Ventura Boulevard Comment
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May 28 2014
  SBBG45103  Hosackia crassifolia var. crassifolia V. Duran 1933-7-8 3504 Los Angeles Horse Flats 1676 Comment
  RSA0127383  Hosackia oblongifolia var. oblongifolia Louis C. Wheeler 1967-7-15 10043 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  SEINET3860184  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Hwy, 3 mi E of Chilao, San Gabriel Mtns.; 0 1829 Comment
  UCR199871  Hulsea vestita subsp. gabrielensis LeRoy Gross, Valentin Arvizu 2006-5-31 2469 Los Angeles San Gabriel Mountains, Forest Service Road surveys along Santa Clara Road (3N17.6) from Magic Mountain to a short distances east of Indian Canyon Road (4N37) 1424 Comment
  RSA611662  Hymenoclea salsola Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10092 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  RSA586663  Hymenoclea salsola var. salsola Orlando Mistretta 1995-6-1 1742 Los Angeles Carr Canyon, near mouth of canyon; San Gabriel Mts. 945 Comment
  RSA771312  Hypochaeris glabra R. F. Thorne, Percy C. Everett 1965-5-12 34633 Los Angeles Santa Catalina Island, upper end of Middle Canyon. 305 Comment
  CDA5570  Ipomoea mutabilis T. C. Fuller 1963-4-25 10301 Los Angeles North of highway bridge over creek, Pacific Coast Highway (101 Alt.) mouth of Topanga Canyon. 0 Comment
  CAS-BOT-BC311715  Isocoma menziesii var. vernonioides Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach Comment
  SJSU13689  Isocoma menziesii var. vernonioides C. W. Sharsmith 1946-10-18 5496 Los Angeles near head of Beverly Glen, Santa Monica Mts 304 Comment
  SFV12499  Iva axillaris subsp. robustior M. H. Grayum, D. L. Koutnik 1977-11-7 845 Los Angeles Santa Monica Mountains Along Crags Road near entrance to Malibu Creek State Park. 160 Comment
  SBBG95581  Jaumea carnosa M. B. Dunkle 1939-8-7 8492 Los Angeles Old Ranch Comment
  UC481002  Jaumea carnosa C. F. Millspaugh 1920-1-21 4613 Los Angeles Ballast Point Santa Catalina Island, Catalina Harbour Comment
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Apr 21 2012
  UC481003  Jaumea carnosa R. L. Pendleton 1909-7-6 1429 Los Angeles Catalina Cove Santa Catalina Island 1 Comment
  RSA401013  Juglans californica Robert M. Perkins 1936-4-17 202 Los Angeles Santa Monica Mts. Comment
  RSA749906  Juglans californica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37059 Los Angeles Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 107 Comment
  UCSB70459  Juglans californica Gross, LeRoy; Soza, Valerie 2001-5-31 Los Angeles Los Angeles Basin: Vedugo Mountains Region: Southeast side. Along Las Flores Mountain Way, dirt road south of Polaris Dr. 396 Comment
  RSA0011169  Juglans californica Tim S. Ross, Annette Ross 1991-6-3 5531 Los Angeles Elephant Hill: W Pomona. 329 Comment
  UC57607  Juglans californica var. californica J. H. Barber 1897-4-4 125 Los Angeles Santa Monica Forestry Station Comment
  CAS-BOT-BC474721  Juglans hindsii R. E. Riefner, Jr. 2015-8-23 15 -343 Los Angeles Universal City, along E side of Barham Blvd., vicinity of Craig Dr. 233 Comment
  RSA102299  Juncus acutus subsp. leopoldii S. B. Parish 1882-10 657 Los Angeles Wilmington Comment
  UCR179645  Juncus balticus R. G. Swinney 1995-9-4 4504 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  RSA749658  Juncus balticus subsp. ater R. G. Swinney 2005-8-5 8364 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
  RSA747331  Juncus bufonius var. bufonius R. G. Swinney 2005-8-9 8432 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA639192  Juncus bufonius var. bufonius L. C. Wheeler 1967-5-31 9810 Los Angeles Pallet Creek at confluence with Big Rock Creek 1082 Comment
  UCR126702  Juncus bufonius var. congestus A. C. Sanders, Mark Elvin 2003-8-7 27180 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  SEINET13095142  Juncus duranii Unknown 1936-8-14 10060 Los Angeles San Gabriel Mts. Lilly Springs, N. slope Mt. Hawkins. Comment
  JEPS67032  Juncus macrophyllus Frank W. Peirson 1920-9-17 2288 Los Angeles San Antonio Canyon San Gabriel Mountains Comment
  RSA517162  Juncus rugulosus Timothy S. Ross, Orlando Mistretta 1990-10-9 3260 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1416 Comment
  UCR139904  Juncus rugulosus Scott D. White 1997-5-14 5144 A Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  UCR178954  Juncus rugulosus R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon Debris basin 335 Comment
  RSA191579  Juncus rugulosus Robert F. Thorne, M. Z. Thorne 1966-8-29 36575 Los Angeles San Gabriel Mts., Angeles National Forest: along branch of, and along main stream of North Fork of San Gabriel River ca 3 miles S of Coldbrook Campground 671 Comment
  RSA517173  Juncus textilis Timothy S. Ross, Orlando Mistretta 1990-10-16 3280 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 610 Comment
  RSA695429  Juncus textilis A. C. Sanders, Mark A. Elvin, Julie Vanderwier, M. S. Enright 2002-6-26 25301 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, S of Santa Clara River, above river gate into ranch. 305 Comment
  SBBG126141  Juncus textilis A. C. Sanders with T. B. Salvato 2009-5-21 36889 Los Angeles Whittier Narrows near S El Monte, N of San Gabriel River channel and SE of Durfee Ave, W half of Whittier Narrows Nature Center 66 Comment
  SBBG57354  Juncus textilis R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA600568  Juncus tiehmii L. C. Wheeler 1961-6-9 7851 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Vetter Gulch. 1280 Comment
  UCR269139  Juncus xiphioides Orlando Mistretta, Youssef C. Atallah 2011-8-16 6042 Los Angeles San Gabriel Mountains, Aliso Canyon near junction of Aliso anyon Road and Angeles Forest Hwy 1259 Comment
  CAS-BOT-BC80995  Juniperus californica Timothy S. Ross; Steve Boyd 1994-9-20 8224 Los Angeles Upper BEE CANYON: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road 740 Comment
  UC403030  Juniperus californica J. Burtt Davy May 9 1896-May 24 1896 2688 Los Angeles Leonis Valley Antelope Valley (summit of ridge) Comment
  RSA0034502  Juniperus californica L. E. Hoffman 1939-1-16 s.n. Los Angeles Little Rock creek, Largo Vista. 762 Comment
  UCR181124  Juniperus occidentalis subsp. australis R. G. Swinney 1997-4-25 5496 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  UCR277191  Juniperus osteosperma R. G. Swinney 2011-4-19 14418 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  CAS-BOT-BC235751  Keckiella cordifolia Tim Ross; Orlando Mistretta 1993-5-27 7320 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  JEPS11571  Keckiella cordifolia Frank W. Peirson 1918-6-28 205 Los Angeles e of Rubio Canyon; San Gabriel Mountains 609 Comment
  POM4274  Keckiella cordifolia E. L. Brown s.n. Los Angeles Mts. east of L. A. Pasadena Comment
  RSA0115991  Keckiella cordifolia R. G. Swinney 2010-8-11 13495 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA656670  Keckiella cordifolia S. Campbell 1980-6-4 39 Los Angeles Verdugo Mountains Region: Eastern slope of Verdugo Mountains, between Wabasso Way and Opechee Way. 267 Comment
  SBBG95179  Keckiella cordifolia M. B. Dunkle 1928-5-28 1967 Los Angeles Avalon Cyn Comment
  NY790430  Keckiella ternata subsp. ternata T. S. Elias 1984-6-30 8498 Los Angeles Angeles National Forest; near Mt. Baldy Village; along trail to Sunset Peak 1371.6 Comment
  RSA400478  Keckiella ternata subsp. ternata V. V. Giles 1936-7-5 19 Los Angeles Road into Crystal Lake 1524 Comment
  SBBG106919  Kickxia elatine M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-25 2438 Los Angeles Echo Lake 396 Comment
  POM122346  Kochia californica Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  POM206581  Koeleria macrantha Le Roy Abrams 1901-04 1219 Los Angeles Ballona Harbor Comment
  RSA478765  Krascheninnikovia lanata N. C. Cooper 1949-5-16 3658 Los Angeles Lancaster 718 Comment
  RSA725070  Krascheninnikovia lanata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -81 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCD39071  Krascheninnikovia lanata Beecher Crampton 1963-5-7 6776 Los Angeles San Bernardino - Los Angeles County border: ca. 0.5 miles n.w. Desert Springs, State Hwy. 138. 1185 Comment
  SEINET10625745  Lagenaria siceraria Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3892 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  UCR127376  Lagophylla ramosissima A. C. Sanders, M. S. Enright 2002-8-7 25561 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, low hills in central Potrero Canyon, just SE of main oil facility, south of road and north of powerlines 366 Comment
  POM352629  Lamarckia aurea N. C. Cooper 1942-3-14 1696 Los Angeles Point Anguello Comment
  POM352639  Lamarckia aurea M. B. Dunkle 1928-2-12 1702 Los Angeles Salte Verde, Santa Catalina Island. 213 Comment
  RSA600394  Lamarckia aurea V. W. Steinmann 1996-3-30 817 Los Angeles Pomona, Elephant Hill, along Mission Boulevard ca. 0.5 kilometers southwest of Humane Way. 250 Comment
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Apr 14 2014
  SBBG128757  Lamarckia aurea M. L. Hoefs, R. Given 1992-4-16 1808 Los Angeles Wild Boar Gully 152 Comment
  RSA717151  Lamium amplexicaule LeRoy Gross 2006-4-29 s.n. Los Angeles Housing tract located in the city of Sunland (Sunhill Estates). On south bluff overlooking Big Tujunga Wash. 366 Comment
  CHSC3719  Langloisia Mary Mac Arthur 1966-5-12 13 Los Angeles San Rafael Hills--Glendale College. 213 Comment
  SEINET3481006  Lantana lilacina Unknown 1939-7-10 183 Los Angeles Los Angeles, Los Angeles Comment
  POM2171  Lastarriaea coriacea L. R. Abrams 1901-4-1 1218 Los Angeles Ballona Harbor. Comment
  LA202613  Lasthenia californica A. M. Johnson; 1932-3-12 3851 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  POM361490  Lasthenia californica Gary D. Wallace 1979-4-19 1679 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  CAS-BOT-BC352907  Lasthenia coronaria F. B. C. 1903-8-15 4091 Los Angeles Claremont Comment
  SBBG98542  Lasthenia gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5331 Los Angeles between Box and Horse Cyns 484 Comment
  UCR281594  Lasthenia gracilis R. G. Swinney 2014-4-10 16043 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UCSB24356  Lasthenia gracilis Raven, Peter 1962-4-10 Los Angeles South of Wilson Cove, San Clemente Island 91 Comment
  RSA405690  Lathyrus vestitus subsp. laetiflorus Freda Detmers 1929-4-21 s.n. Los Angeles Topango Canyon Comment
  SBBG37665  Lathyrus vestitus var. alefeldii R. Moran 1941-2-23 605 Los Angeles Johnson's Valley 250 Comment
  SD13110  Lathyrus vestitus var. vestitus Edith A. Purer 1935-5-11 6561 Los Angeles Santa Monica Mountains, Malibu Road, hillside Comment
  UCR124646  Lavatera assurgentiflora B. C. Templeton, I. W. Clokey 1936-5-18 5664 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  POM361621  Layia glandulosa Roy R. Snelling 1977-4-18 7 Los Angeles 2 miles south of Pearblossom. 1066 Comment
  UC1211161  Layia glandulosa Huron H. Smith 1912-5-3 4917 Los Angeles Azusa 243 Comment
  CAS-BOT-BC321503  Layia glandulosa Joseph Andorfer Ewan 1932-6-14 7389 Los Angeles Pine Ridge W of Mt. Pacifico, San Gabriel Mts. 1920 Comment
  CAS-BOT-BC321516  Layia glandulosa Noel H. Holmgren; Patricia K. Holmgren 1974-4-6 7638 Los Angeles Antelope Valley, 3 airline miles NE of Threepoint. 914 Comment
  POM361631  Layia glandulosa M. Maslow 1968-3-20 26 Los Angeles Mojave Desert, 3.7 miles N of Palmdale and 0.3 miles W of Hwy 14. Comment
  RSA92284  Layia glandulosa F. W. Peirson 1925-4-23 5803 Los Angeles River bottom, San Gabriel River 396 Comment
  UCD134017  Layia platyglossa Kenneth A. Wilson 1961-4-10 1142 Los Angeles Santa Susana Mountains. Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  POM4844  Layia platyglossa subsp. campestris C. F. Baker 1904-5-5 4738 Los Angeles Claremont Comment
  UC104295  Lepechinia fragrans unknown Sept 1893 Los Angeles Catalina Island Comment
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Oct 1 2019
  RSA659917  Lepechinia rossii Orlando Mistretta 1991-9-25 s.n. Los Angeles Red Mountain. Comment
  CAS-BOT-BC88693  Lepidium acutidens L. R. Abrams 1899-4-1 242 Los Angeles Cienega. Comment
  UCR94686  Lepidium appelianum A. C. Sanders, E. J. Lott 1993-5-6 13969 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  RSA697445  Lepidium dictyotum Elisabeth Norland 1929-2-16 2 Los Angeles Cypress. Comment
  SFV10185  Lepidium flavum J. G. Cuti 1978-4-2 41 Los Angeles About 3 miles south of Saddleback Butte State Park on Highway 170th., off shoulder. 30 Comment
  OBI44796  Lepidium fremontii David J. Keil 1987-5-1 20056 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA526547  Lepidium lasiocarpum Steve Boyd, L. Arnseth 1990-4-7 4233 b Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA278315  Lepidium latifolium C. W. Tilforth, Walter Wisura 1979-5-23 1810 Los Angeles Edge of empty field, E side of Lamberton Ave, cross street Dominguez and Alameda St, betw Compton and Dominguez Comment
  RSA67350  Lepidium nitidum F. W. Peirson 1921-2-26 2814 Los Angeles Topango Canyon, Santa Monica Mts. 305 Comment
  POM18211  Lepidium nitidum var. nitidum P. A. Munz 1923-4-10 6716 Los Angeles San Clemente Island; S of Lemon Tank west coast Comment
  RSA618761  Lepidium oblongum var. insulare L. C. Wheeler 1976-3-20 s.n. Los Angeles Long Beach Harbor: Windham Street at Embarcadero Street. Comment
  UCD115880  Lepidium virginicum Louis C. Wheeler 1947-3-23 6460 Los Angeles San Gabriel Mountains; Kinneloa Canyon. Comment
  RSA187855  Lepidium virginicum var. pubescens R. F. Thorne 1966-6-1 36484 Los Angeles Santa Catalina Island, weed near golf links, Avalon. 30 Comment
  CAS-BOT-BC328081  Lepidospartum squamatum H. M. Hall 1919-10-22 s.n. Los Angeles Antelope Valley, NW of Mojave Station Comment
  JEPS37117  Lepidospartum squamatum W. L. Jepson 1940-10-7 20184 Los Angeles Santa Monica, Sepulveda Comment
  UCR210540  Leptochloa R. G. Swinney 2008-12-4 9939 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  POM352728  Leptochloa fusca subsp. uninervia Anstruther Davidson 1919-07 s.n. Los Angeles [Unspecified] Comment
  UCR114220  Leptodactylon californicum A. C. Sanders, D. Malueg 1998-6-24 22062 Los Angeles San Gabriel Mtns., CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  RSA0094390  Leptosiphon breviculus Richard G. Swinney 2011-6-20 15320 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail. 1567 Comment
  LA33440  Leptosiphon parviflorus Peter H. Raven; Henry J. Thompson 1959-5-5 14127 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA725754  Leptosiphon parviflorus A. C. Sanders, Mark Elvin, et al. 2003-5-1 26268 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  UCR51072  Leptospermum laevigatum A. C. Sanders 1988-3-17 7730 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  SJSU13581  Lessingia glandulifera C. W. Sharsmith 1943-9-10 4584 Los Angeles near Llano, W Mojave Desert Comment
  RSA530044  Lessingia glandulifera var. glandulifera T. S. Ross 1991-8-16 5834 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  UCR98747  Lessingia glandulifera var. glandulifera T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3746 Los Angeles San Gabriel Mtns., Pinyon Ridge, western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1951 Comment
  POM307006  Lessingia glandulifera var. glandulifera Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1917 Los Angeles San Gabriel Wash. Comment
  JEPS88038  Lessingia lemmonii var. peirsonii S. Markos 1996-8-21 137 Los Angeles 6 mi W of Three Points (just W of Rancho Corona del Valle Ranch); Angeles National Forest Comment
  RSA645579  Leymus cinereus A. C. Sanders, E. J. Lott 1993-5-6 13967 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F''., (34 deg 45'N, 118 deg 09'W; [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  RSA623876  Leymus condensatus Arthur R. Kruckeberg 1939-5-30 244 Los Angeles Hills back of [Eagle?] Rock Basin, South Pasadena Comment
  CAS-BOT-BC130570  Lilium humboldtii Timothy S. Ross; Steve Boyd 1995-6-28 8620 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  RSA640144  Lilium parryi Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  UCR101733  Lilium parryi L. C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mtns, South Fork of Alder Gulch 1677 Comment
  UCR177531  Linanthus bigelovii LeRoy Gross 2005-4-28 2114 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UC588167  Linanthus breviculus Victor Duran 1933-7-11 3516 Los Angeles Sulphur Springs San Gabriel Mountains 1524 Comment
  LA206672  Linanthus californicus W. R. Ernst; May 1977 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  SEINET13383041 Image available Linanthus californicus R. G. Swinney 2011-1 15315 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCD15278  Linanthus californicus Claire Warshaw 1985-5-12 20 Los Angeles 10 miles east of intersection of Glendora Mountain Road and Glendora Ridge Road. 1524 Comment
  CHSC95920  Linanthus concinnus LeRoy Gross; Valerie Soza 2003-6-10 1025 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southwestern side of Mount Baldy Notch, along San Antonio Falls Road (3N01), just above Miners Bowl. UTM Zone; 3792189N 0443710E. 2333 Comment
  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
  RSA549800  Linanthus dichotomus Wandalee Thompson 1964-4-20 29 Los Angeles Thompson Ranch Road 20660 West Pine Canyon Road, Elizabeth Lake Road, west of Lake Hughes. 1128 Comment
  RSA579799  Linanthus dichotomus T. S. Ross, S. D. Boyd 1994-5-24 7862 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  SEINET3086006 Image available Linanthus dichotomus subsp. meridianus E. R. Blakley 1958-5-10 2279 Los Angeles 14 miles east of Quail Lake on State Highway #138 - Antelope Valley. 914 Comment
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May 3 2021
  UCR124416  Linanthus nuttallii B. C. Templeton 1932-5-31 5056 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA250613  Linanthus parryae R. F. Thorne 1970-5-1 39534 Los Angeles Along road to Valyermo ca. 1 mi. E of Pallett Ranch N of Pinyon Ridge; at foot of grade in Shoemaker Canyon in pinyon-juniper woodland. 1402 Comment
  RSA515167  Linanthus parryae Steve Boyd, Orlando Mistretta 1986-3-31 1538 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR192552  Linanthus parryae T. B. Salvato 2008-4-25 3342 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, south of Hwy 138, foothills between Horse Camp Canyon and Cow Spring Canyon, 1/4 mi southwest of VABM(3291 ft) Zana 945 Comment
  UCR50984  Linanthus parryae A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7776 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  POM65867  Linanthus parryae H. M. Hall 1902-5-1 3049 Los Angeles Vicinity of Elizabeth Lake. 915 Comment
  RSA286672  Linanthus pungens R. F. Thorne 1974-6-28 44773 Los Angeles San Gabriel Mountains, Angeles National Forest: drainage of S Fork Big Rock Creek N of Windy Spring near Pine Hollow Picnic Area 2134 Comment
  UCR256685  Linanthus pungens J. M. Porter, Lauren E. Machen 2012-5-30 15131 .3 Los Angeles Transverse Range; San Gabriel Mtns., along CA Hwy 2 (Angeles Crest Hwy) near (W of) Cortleyou Spring, 0.4 miles east (by road) of Islip Saddle and the junction with CA 39 (San Gabriel Canyon Road) 2070 Comment
  SEINET5344335  Linaria canadensis J. Barber 1897-3-14 47 Los Angeles Santa Monica Forestry Station Comment
  RSA400297  Linaria canadensis var. texana M. B. Dunkle 1929-4-21 2143 Los Angeles Santa Catalina Island: Rock Spring Canyon. Comment
  RSA535288  Linaria canadensis var. texana Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5343 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM. 186 Comment
  RSA659853  Linum usitatissimum Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. 610 Comment
  UCR199960  Lithophragma affine subsp. mixtum Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1154 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 396 Comment
  CAS-BOT-BC432206  Lithophragma bolanderi G. B. Grant 1906-6-10 s.n. Los Angeles Castle Canyon, Mt. Lowe 1219 Comment
  CAS-BOT-BC432213  Lithophragma bolanderi Steve Boyd; Lauren Raz 1997-5-20 9794 Los Angeles Liebre Mountains Region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads. 1548 Comment
  POM13538  Lithophragma bolanderi F. W. Peirson 1922-6-3 s.n. Los Angeles At Collins Ranch, north slope of Liebre Mts. 1143 Comment
  POM219215  Lithophragma heterophyllum Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Dimas Canyon. 549 Comment
  RSA608915  Lithophragma heterophyllum Louis C. Wheeler 1968-05 s.n. Los Angeles San Gabriel Mountains: Maher Canyon, Quail Spring. Comment
  SEINET6032582  Lithophragma heterophyllum I. W. Clokey, E. G. Anderson 1935-5-9 6668 Los Angeles San Dimas Canyon Comment
  POM18075  Lithophragma tenellum P. A. Munz 1923-5-26 6853 Los Angeles Big Rock Creek, San Gabriel Mountains 1829 Comment
  RSA152085  Lithophragma tenellum Wesley O. Griesel 1962-5-28 s.n. Los Angeles Big Pines 1829 Comment
  POM20619  Lobelia cardinalis var. pseudosplendens Martha Hilend 1923-10 s.n. Los Angeles Camp Baldy, San Antonio Canyon. Comment
  RSA436327  Lobelia cardinalis var. pseudosplendens Thekla Mohr 1915-1 3001 Los Angeles North Fork, San Gabriel River. Comment
  UC519721  Lobularia maritima Joseph Andorfer Ewan 1932-5-19 7531 Los Angeles Playa del Rey, near power house Playa del Rey Comment
  SBBG64754  Loeseliastrum matthewsii R. Hoffmann 1927-6-14 Los Angeles Palmdale 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
  UCR94701  Logfia depressa A. C. Sanders, E. J. Lott 1993-5-6 13980 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
  CAS-BOT-BC342191  Logfia filaginoides Timothy S. Ross; J. Mark Porter 1995-5-4 8448 Los Angeles Liebre Mountains. Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  CAS-BOT-BC342201  Logfia filaginoides C. F. Baker 1909-4-19 5299 Los Angeles Claremont Comment
  RSA0070206  Logfia filaginoides LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6952 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
  UCR271873  Logfia filaginoides R. G. Swinney 2010-3-24 12058 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR177283  Lomatium dasycarpum Scott D. White, Michael Honer 2003-5-7 9224 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  POM122948  Lomatium dasycarpum subsp. dasycarpum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UC61024  Lomatium dasycarpum subsp. dasycarpum unknown 1903-4-23 5443 Los Angeles Saugus Comment
  RSA452097  Lomatium mohavense Robert Gustafson, Gary D. Wallace 1982-4-26 2549 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  SD237286  Lomatium mohavense R. G. Swinney 2009-4-28 10525 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt Emma. 1584 Comment
  UCR229169  Lomatium mohavense Dan S. Cooper 2011-5-5 511- 60 A Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  POM320749  Lomatium mohavense subsp. mohavense Anonymous 1966-3-18 240 Los Angeles Palmdale, Lovejoy Buttes. 915 Comment
  POM308884  Lomatium utriculatum Anonymous 1943-4-22 647 Los Angeles Over top of Dalton Firebreak, San Dimas Experimental Forest, U. S. Forestry Dept. Comment
  SD181621  Lonicera interrupta Valerie Spza, LeRoy Gross 2000-6-13 1003 Los Angeles Southeast facing slope of Horse Canyon, above Horse Canyon Road. 1768 Comment
  UCR165068  Lonicera interrupta A. C. Sanders, Helen Kennedy 2005-4-13 29468 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR277039  Lonicera subspicata R. G. Swinney 2010-5-25 12923 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  LA94328  Lonicera subspicata var. denudata C. L. Hogue; 1954-5-20 sn Los Angeles Santa Monica Mountains, Off Mulholland Dr 457 Comment
  RSA406410  Lotus Anstruther Davidson 1923-6-1 s.n. Los Angeles Los Angeles County Comment
  UC1595379  Lotus crassifolius Tim Ross and Steve Boyd 1990-6-18 3487 Los Angeles vicinity Camp Verdugo Pines (n draw draining to Jackson Lake); San Gabriel Mtns., Jackson Lake, Mescal Creek U.S.G.S. 7.5' 1877 Comment
  RSA406096  Lotus crassifolius var. crassifolius L. E. Hoffman 1932-7-4 s.n. Los Angeles Big pines Co. park, Swarthout Canyon 1524 Comment
  UCR177276  Lotus grandiflorus Scott D. White, Michael Honer 2003-5-7 9196 Los Angeles Santa Clarita area, South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway 366 Comment
  RSA534057  Lotus hamatus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5243 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 ft SE of Malo Knoll [1396']) Upper portion of drainage 305 Comment
  RSA188531  Lotus heermannii var. heermannii R. F. Thorne 1965-8-26 35395 Los Angeles San Gabriel Mts.: Angeles National Forest, Camp Lupine near Prairie Fork. 2012 Comment
  RSA522466  Lotus heermannii var. heermannii T. S. Ross 1990-7-10 4039 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. sandy beach near the intersection of Tie Canyon wash and A.F. Highway Comment
  RSA252909  Lotus humistratus R. F. Thorne 1973-5-11 43571 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA90424  Lotus micranthus F. W. Peirson 1919-5-18 436 Los Angeles South slope of San Gabriel Mountains. Monrovia Canyon. 427 Comment
  UCR223297  Lotus nevadensis R. G. Swinney 2009-7-29 11419 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  POM1868  Lotus nevadensis var. davidsonii L. R. Abrams 1901-07 1880 Los Angeles Wilson's Peak Comment
  RSA585469  Lotus procumbens var. procumbens T. S. Ross 1990-5-29 2667 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
  UCR174640  Lotus purshianus Jennifer H. Jones 2006-6-4 376 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  UC15511  Lotus purshianus var. purshianus State Survey 559 Los Angeles San Antonio River Comment
  UCR221447  Lotus salsuginosus D. E. Bramlet, Mike Ahmer 2005-4-12 3792 Los Angeles Los Angeles Basin Region, Puente Hills, Powder Canyon, c. 400 ft. east of Skyline Dr. and 1500 ft. north of Fullerton Rd. 284 Comment
  RSA495075  Lotus scoparius A. C. Sanders 1988-5-18 7838 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  UCR273397  Lotus scoparius var. scoparius R. G. Swinney 2011-4-26 14497 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
  RSA167504  Lotus strigosus R. F. Thorne 1963-5-5 32316 Los Angeles Cobal Canyon Comment
  RSA530047  Lotus strigosus T. S. Ross 1991-8-16 5832 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  UCR263070  Lotus strigosus Mitch Provance 2008-4-14 10141 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
  UC142983  Ludwigia peploides subsp. peploides Katharine Brandegee 1910-8-1 Los Angeles Bixby Lake near Los Angeles; Bixby Lake Comment
  UCR216567  Lupinus Dan S. Cooper 2010-6-16 610- 73 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., intersection of Mt. Lee Dr. and Mulholland Hwy., Griffith Park 378 Comment
  SEINET10488424  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 (2) Comment
  SBBG19623  Lupinus benthamii D. Emery 1958-5-3 Los Angeles hills SE of Gorman Comment
  SD86309  Lupinus bicolor R. Mitchel Beauchamp, M. Douglas 1972-3-24 3238 Los Angeles San Clemente Island, on dry slopes at Thirst 600 Comment
  SDSU4654  Lupinus bicolor A. H. Gallup 1948-3-27 123 Los Angeles Claremont-Open fields. 366 Comment
  PASA810  Lupinus bicolor Sally Ellis 1939-3-24 Los Angeles Claremont Comment
  SFV4365  Lupinus bicolor D. B. Dunn 1941-3-29 959 Los Angeles Hays Street and Via Acosta near Garfield Blvd. and the oil wells. Comment
  UCSB3387  Lupinus bicolor Haller, John 1957-4-13 Los Angeles In Upper Mint Canyon; ca. 5 road miles E of road to Acton; 10 road miles E of Angels Forest Highway junc. 914 Comment
  POM350040  Lupinus bicolor subsp. microphyllus T. S. Clare 1930-4-7 13827 Los Angeles Sandberg. Comment
  UCR76414  Lupinus bicolor subsp. umbellatus T. S. Ross 1992-4-16 6199 Los Angeles Channel Islands, San Clemente Island, central part of the island; 268 deg. W, 500 m distant from 1603 ft. peak above Stone Field Station 439 Comment
  CAS-BOT-BC187879  Lupinus chamissonis Alice Eastwood 1906-5-29 78 Los Angeles Ocean Park Comment
  RSA442333  Lupinus chamissonis Freda Detmers 1931-3-12 13999 Los Angeles El Segundo. Comment
  POM175385  Lupinus elatus West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Above Pine Flats. Comment
  UCR43342  Lupinus elatus David Charlton 1986-6-15 265 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA0021012  Lupinus excubitus Duncan S. Bell, Caitlin Elam 2013-7-11 5359 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  SBBG69075  Lupinus excubitus R. Hoffmann 1931-4-28 Los Angeles Bouquet Cyn Comment
  CAS-BOT-BC216664  Lupinus excubitus subsp. hallii Ynez W. Winblad 1938-5-14 s.n. Los Angeles Near Lake Arrowhead Comment
  RSA226544  Lupinus excubitus var. hallii C. W. Tilforth 1969-5-31 194 Los Angeles Small Canyon 1/2 mile E of intersection of Colima Rd and Punta Del Este Ave, north of Whittier, Comment
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Aug 6 2014
  SEINET10485295  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA 6226 x 6457 (pl 2) Los Angeles Plants 2 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
  SBBG69111  Lupinus formosus R. Hoffmann 1929-5-19 Los Angeles between Big Rock Crk and Los Angeles Recreation Park Comment
  SBBG98064  Lupinus guadalupensis T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5149 Los Angeles beginning of Larkspur Cyn drainage, 1600 ft SE of Benchmark 924 at E end of the old airfield landing strip 249 Comment
  UCR256133  Lupinus hirsutissimus R. G. Swinney 2010-4-20 12302 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
  UC15879  Lupinus hirsutissimus J. H. Barber 1897-3-15 57 Los Angeles Sta Monica Expt Station Comment
  UCSB21808  Lupinus hirsutissimus Jensen, Karen 1965-4-10 Los Angeles 1 mi. SSW of Flint Peak; near Glendale 365 Comment
  RSA413750  Lupinus latifolius subsp. parishii L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  CAS-BOT-BC211676  Lupinus longifolius L. R. Abrams 1901-6-4 1696 Los Angeles Los Tunas Canyon, Santa Monica Mts. Comment
  SEINET10485616  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  RSA599453  Lupinus microcarpus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9477 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA680130  Lupinus peirsonii LeRoy Gross, Michael Denslow 2003-6-4 998 Los Angeles Southeast of Dawson Saddle, north side of Angeles Crest Highway (Hwy. 2). 2439 Comment
  SEINET10490363  Lupinus peirsonii Long 1977-6-4 LONG s.n. Los Angeles San gabriel mtns. Big rock creek road, 3 mi n of big rock creek campground. Rocky gravel of roadside berm. 1402 Comment
  RSA0112766  Lupinus sparsiflorus R. G. Swinney 2011-3-29 14245 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
  RSA783078  Lupinus sparsiflorus Pam De Vries 2011-4-20 7776 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  UCR111503  Lupinus sparsiflorus A. C. Sanders, D. Malueg 1998-6-22 22024 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
  RSA0121224  Lupinus sparsiflorus subsp. pondii E. A. Purer 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  UC1584905  Lupinus succulentus Tim Ross 1991-4-8 4479 Los Angeles western Pomona (Elephant Hill); San Dimas Quad., Western Pomona, Elephant Hill 228 Comment
  UCR50689  Lupinus truncatus Lyman Benson 1945-5-11 11705 Los Angeles San Gabriel Mountains, Canyon below Johnson's Pasture, above Claremont 549 Comment
  RSA722097  Lycium barbarum R. E. Riefner 2007-3-10 7 -115 Los Angeles Palos Verdes Peninsula, vicinity of Via Coronel Rd. and Via Olivera Rd. 115 Comment
  LA209653  Lycium californicum J. Sauer; D. Johnson 1969-5-9 4473 Los Angeles San Clemente Island, N of Wilson's Cove Comment
  RSA576124  Lycium californicum F. H. Elmore 1939-2-18 397 Los Angeles San Clemente Island. Comment
  RSA83442  Lycopus americanus F. W. Peirson 1908-9-2 1075 Los Angeles Banks of Rio Hondo, El Monte. Comment
  SD44601  Lyonothamnus floribundus Reid Moran 1949-2-8 3152 Los Angeles Canyon above Whites Landing, Catalina Id. Comment
  POM155737  Lyonothamnus floribundus subsp. floribundus M. B. Dunkle 1928-4-10 1837 Los Angeles Santa Catalina Island. Johnson's Canyon in Ironwood grove. 396 Comment
  RSA451793  Lyonothamnus floribundus subsp. floribundus M. B. Dunkle 1928-5-27 1981 Los Angeles Head of Gallagher's Canyon, San Clemente Island Comment
  RSA582451  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8179 Los Angeles Santa Catalina Island. 1060m NNE of Blackjack Mountain, 645m SSW of Echo Lake, on northeasterly slope draining to White Cove. 366 Comment
  RSA589777  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay 1994-8-3 8196 Los Angeles Santa Catalina Island. Upper Cherry Valley, W of the Isthmus. 128 Comment
  UC1211076  Lyonothamnus floribundus subsp. floribundus Huron H. Smith 1912-7-4 5174 Los Angeles Swain's Canyon Santa Catalina Island 365 Comment
  UC483362  Lyonothamnus floribundus subsp. floribundus L. R. Abrams and I. L. Wiggins 1931-7-4 320 Los Angeles White's Landing Channe Islands, Santa Catalina Island Comment
  SBBG43852  Lyonothamnus floribundus var. aspleniifolius M. R. Benedict 1971-6-26 Los Angeles S fk of Eagle Cyn, N of Triangulation Pt "Gray" 457 Comment
  POM308912  Lythrum californicum Unspecified 1942-5-22 627 Los Angeles trail to Flumes 4 and 5 N side, San Dimas Experimental Forest, San Gabriel Mt. Comment
  RSA435270  Lythrum californicum F. R. Fosberg 1930-6-26 3046 Los Angeles Lower Ballona Creek. 8 Comment
  POM362177  Madia gracilis L. C. Wheeler 1932-6-4 808 Los Angeles Live Oak Canyon 518 Comment
  RSA530069  Madia gracilis Timothy S. Ross 1991-8-16 5868 Los Angeles San Gabriel Mountains, Horse Flats 1744 Comment
  UCR194077  Madia gracilis R. G. Swinney, Dave Larson 1999-5-29 7238 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  POM362174  Madia gracilis L. C. Wheeler 1932-5-27 771 Los Angeles San Gabriel Mountains. 1/4 mi W. of Thompson Creek Dam. 518 Comment
  SD181790  Maianthemum stellatum Louis C. Wheeler 1954-8-30 7059 Los Angeles San Gabriel Mountains: Buckhorn Campground. Comment
  UCR256442  Malacothamnus R. G. Swinney 2010-3-10 11837 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. 488 Comment
  CAS-BOT-BC231883  Malacothamnus davidsonii Tim Ross; Steve Boyd 1993-6-30 7387 Los Angeles Western San Gabriel Mtns: near middle portion of Loop Canyon 684 Comment
  UC18800  Malacothamnus fasciculatus W. H. Brewer 1860-12-21 81 Los Angeles Sierra Santa Monica Comment
  UC198130  Malacothamnus fasciculatus var. catalinensis Katharine Brandegee Los Angeles Santa Catalina Island Comment
  SBBG72790  Malacothamnus fasciculatus var. fasciculatus R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  CAS-BOT-BC206357  Malacothamnus fremontii C. B. Wolf 1931-10-23 1353 Los Angeles Swartout Valley, 1/8 mi. E of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  RSA6071  Malacothamnus orbiculatus Carl B. Wolf 1932-9-15 4082 Los Angeles Mint Canyon, 9.5 miles above Saugus (opposite Glenwood's Cafe on Highway). 457 Comment
  RSA661073  Malacothrix foliosa Orlando Mistretta 1992-4-5 181 Los Angeles Guds, San Clemente Island. Comment
  UCR258583  Malacothrix glabrata R. G. Swinney 2010-4-23 12360 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA0073374  Malacothrix saxatilis R. G. Swinney 2010-3-16 11955 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  SEINET3200276  Malacothrix saxatilis G. Rink 2011-6-2 10585 Los Angeles Chino Hills, northeast of La Brea, weedy place. 290 Comment
  CAS-BOT-BC347915  Malacothrix saxatilis var. tenuifolia Lewis S. Rose 1946-7-21 46229 Los Angeles N. end of Hollywood Reservoir, Los Angeles 228 Comment
  LA88578  Malacothrix saxatilis var. tenuifolia O. H. Kappler; 1943-5-23 474 Los Angeles Santa Monica Mountains, Barney Knob, Lechusa Fire Station 518 Comment
  RSA188370  Malacothrix saxatilis var. tenuifolia R. F. Thorne, Percy C. Everett 1965-6-23 34998 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  RSA587279  Malus sylvestris Tim S. Ross, Steve D. Boyd 1990-5-17 2575 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
  RSA533520  Malva parviflora Tim S. Ross 1991-3-9 4174 Los Angeles Whittier Hills (Puente Hills, pro parte): head of Oak Cyn, SE side of ridgetop knoll. 366 Comment
  RSA657440  Malva parviflora Joseph M. Keefe 2001-1-19 30898 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  SBBG13274  Malva parviflora M. A. Piehl 1962-6-9 62333 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SBBG17784  Malva parviflora P. H. Raven 1962-4-9 17129 Los Angeles near barracks, Wilson Cove 60 Comment
  UCR219420  Malva parviflora R. G. Swinney 2009-3-26 10170 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  CDA5029  Malva parviflora L. C. Wheeler 1967-5-18 9650 Los Angeles San Gabriel Mountains; Placerita Canyon, vicinity of Oak of the Golden Dream. Comment
  RSA3681  Marah macrocarpa C. B. Wolf 1932-5-9 3455 Los Angeles Pebbly Beach, Santa Catalina Island. 30 Comment
  RSA440979  Marah macrocarpa Martha Hilend 1928-3-4 51 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  RSA674313  Marah macrocarpa var. macrocarpa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 716 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 576 Comment
  RSA441004  Marah macrocarpa var. major F. H. Elmore 1939-2-19 386 Los Angeles San Clemente Island. Comment
  LA81992  Marrubium vulgare O. H. Kappler; 1941-3-26 150 Los Angeles Santa Monica Mountains, Corral Canyon, unspecific location Comment
  OBI30184  Marrubium vulgare Cynthia L. Troyer 1976-5-8 s.n. Los Angeles Puddingstone Dam area 282 Comment
  POM362439  Matricaria matricarioides Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  CAS-BOT-BC422757  Meconella denticulata R. J. Dobbs 1927-4-19 s.n. Los Angeles 2 1/2 miles below Switzers. Old Trail. 731 Comment
  RSA646976  Meconella denticulata LeRoy Gross 2000-4-22 172 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  RSA683135  Meconella denticulata LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 963 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 549 Comment
  SEINET269305  Medicago polymorpha Scott D. White, Chet McGaugh 1995-5-9 2993 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando road and 457 Comment
  CDA4223  Medicago polymorpha L. C. Wheeler 1967-5-18 9648 Los Angeles San Gabriel Mountains, vicinity of Oak of the Golden Dream. Comment
  SBBG98067  Medicago polymorpha T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5137 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  UCR177795  Melia azedarach LeRoy Gross 2001-10-6 448 Los Angeles Los Angeles Basin region, Big Tujunga Wash, southern front of the San Gabriel Mountains; Where the storm waters run down through Haines Canyon channel, east of Foothill Blvd. South side of the wash 366 Comment
  CAS-BOT-BC281528  Melica imperfecta Ira L. Wiggins 1966-4-23 20639 Los Angeles E of 145 St E, between Palmdale Blvd and Avenue O, N of Pearblossom, Mojave Desert Comment
  CATA935  Melica imperfecta Mark L. Hoefs, Robert Given 1992-4-16 1795 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  RSA483710  Melica imperfecta Richard Noyes 1988-4-30 546 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  RSA517125  Melica imperfecta Timothy S. Ross 1990-5-14 2502 Los Angeles SAN GABRIEL MOUNTAINS: Yerba Buenda Ridge, Angeles National Forest, Tujunga Ranger District. 1143 Comment
  RSA772195  Melica imperfecta R. G. Swinney 2009-5-27 10869 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA87441  Melica imperfecta F. W. Peirson 1923-4-12 3420 Los Angeles Wilson's Cove, San Clemente Island Comment
  SBBG105559  Melica imperfecta T. Ross, S. Boyd 1994-5-25 7936 Los Angeles Necktie Basin, W of Warm Springs Mtn summit 1060 Comment
  UC440484  Melica imperfecta Carl Epling and Lincoln Ellison 1929-3-16 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  UCD87919  Melica imperfecta A. M. Johnson 1933-5-14 s.n. Los Angeles Baldwin Hills. Comment
  RSA5983  Melilotus albus Carl B. Wolf 1932-9-13 4056 Los Angeles Bryant Ranch. 250 ft. south of north boundary in SE 1/4 section 27 (about 460 ft. east and 250 ft. south of NW corner of SE 1/4 section 27. T4S, R12W). 5 Comment
  SDSU5069  Melilotus albus Gerald Collier 1951-5-10 3684 Los Angeles Near dirt dump just east of new botany building UCLA Campus. (Greenhouse). Comment
  RSA604524  Melilotus indicus Sara L. Crockett, Mark Hoefs, Steven A. Junak 1997-3-27 600 Los Angeles Santa Catalina Island, 0.2 miles N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; 3 m E of road 287 Comment
  RSA717342  Melilotus indicus Scott D. White, Pam De Vries 2006-5-9 11412 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA682501  Mentha villosa Scott D. White 2003-7-31 9718 Los Angeles San Gabriel Mtn foothills: Tujunga area. Big Tujunga Wash south of the I-210 freeway. S terminus of Christy Ave. 329 Comment
  RSA729754  Mentzelia congesta R. G. Swinney 1999-7-5 7523 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  UCR100973  Mentzelia congesta R. G. Swinney 1996-5-27 4737 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  RSA660391  Mentzelia dispersa Orlando Mistretta 1992-6-19 595 Los Angeles Angeles National Forest; Timber Mountain, San Gabriel Mountains. Comment
  UCR270243  Mentzelia dispersa R. G. Swinney 2011-7-7 15443 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  UCR271056  Mentzelia dispersa R. G. Swinney 2011-6-6 15003 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  CLARK-A1528-3164  Mentzelia gracilenta John C. Roos 1937-3-25 543 Los Angeles Lancaster Comment
  RSA0096808  Mentzelia laevicaulis R. G. Swinney 2011-9-27 15705 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
  CHSC99446  Mentzelia micrantha LeRoy Gross; Michael Denslow, Bill Hogshead, Sarah Swartzentrub 2003-6-17 1042 Los Angeles Transverse Ranges: Verdugo Mountains region: South side of mountains; Brand Canyon, below the high waterfall, where the canyon forks off. Growing on cliff of canyon wall. UTM Zone 11: 3783985N 0383011E. 393 Comment
  UC1583151  Mentzelia micrantha Tim Ross, Steve Boyd 1990-5-14 2473 Los Angeles Tujunga Ranger District San Gabriel Mountains, Yerba Buena Ridge, Angeles National F; NE 1/4 SW 1/4 1121 Comment
  UCR256218  Mentzelia micrantha R. G. Swinney 2010-6-4 13039 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
  UC19587  Mentzelia montana J. H. Barber 1897-6-28 211 Los Angeles Kentucky Springs Comment
  RSA639168  Mentzelia montana Louis C. Wheeler 1967-5-31 9799 Los Angeles San Gabriel Mountains: Just over the rise immediately west of Caldwell Lake. Comment
  RSA0117596  Mentzelia veatchiana A. C. Sanders 2008-4-16 34897 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert: west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138. 970 Comment
  UC1871145  Mentzelia veatchiana T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4992 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
  UCR192576  Mentzelia veatchiana A. C. Sanders 2008-4-10 34824 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
  RSA660080  Mentzelia veatchiana Orlando Mistretta 1992-5-25 413 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA705035  Mesembryanthemum nodiflorum Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2095 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  CAS-BOT-BC435287  Mesembryanthemum nodiflorum L. R. Abrams; I. L. Wiggins 1931-7-6 367 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor. Comment
  CAS-BOT-BC348446  Micropus californicus var. californicus Geo. B. Grant 1898-2-28 s.n. Los Angeles Pasadena Comment
  POM50177  Microseris douglasii subsp. douglasii L. R. Abrams 1901-04 1255 Los Angeles Santa Monica Mountains Comment
  RSA0091547  Microseris lindleyi R. G. Swinney 2011-5-26 14837 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
  RSA592817  Microseris lindleyi Steve Boyd 1996-4-25 8669 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  RSA763144  Microseris lindleyi Justin M. Wood 2010-5-10 1631 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  LA51919  Mimulus aurantiacus Leo Boyd; 1953-3-25 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA550786  Mimulus aurantiacus David M. Thompson 1992-5-22 1075 Los Angeles N of Flintridge. 4.4 miles N of 210 Freeway along Highway 2 793 Comment
  RSA640729  Mimulus aurantiacus Louis C. Wheeler 1931-3-30 s.n. Los Angeles LaVerne: Wheeler's residence. . Comment
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Nov 23 2015
  RSA82097  Mimulus aurantiacus F. W. Peirson 1919-5-18 434 Los Angeles Hills east of Monrovia Canyon 457 Comment
  UC1215230  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-7-11 18001 Los Angeles near head Twin Canyon; San Clemente Island 426 Comment
  JEPS11719  Mimulus aurantiacus var. pubescens Francis W. Pennell 1940-6-25 26004 Los Angeles Mount Wilson 1676 Comment
  JEPS87293  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-22 1075 Los Angeles n Flintridge (4.4 mi n of 210 Freeway along Hwy 2) 790 Comment
  SFV3385  Mimulus aurantiacus var. pubescens A. M. Johnson 1934-5-1 4447 Los Angeles Santa Monica Mountains Sepulveda Canyon. Shaded mountain side. Comment
  UCR212752  Mimulus aurantiacus var. pubescens Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1758 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 345 Comment
  UCR280686  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-5-27 16674 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  UCR281368  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-5-15 16509 Los Angeles San Gabriel Mountains, Glendora, ridge system between west and north forks of Hook Cyn., 0.48 miles north of Sierra Madre Ave. 427 Comment
  UCSB43758  Mimulus aurantiacus var. pubescens Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden; on Memorial Road; 200 feet from junction with Avalon Canyon Road on Santa Catalina Island 137 Comment
  LA51869  Mimulus brevipes Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topango Canyon Comment
  UC886130  Mimulus cardinalis Carl B. Wolf 1932-10-5 4234 Los Angeles 1 1/4 mi from Black Jack Mine (on road to Middle Ranch); Santa Catalina Island 274 Comment
  UCR276889  Mimulus fremontii R. G. Swinney 2011-5-16 14740 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150 m. north of lodge on a SW-facing slope, E of the swimming pool 1220 Comment
  RSA632131  Mimulus fremontii var. fremontii Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  LA209387  Mimulus guttatus Carl Epling; 1925-2-28 6282 Los Angeles Los Angeles Comment
  LA35216  Mimulus guttatus Mary V. Hood; 1939-4-29 39- 20 -k* Los Angeles near Gorman Comment
  JEPS4684  Mimulus johnstonii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4188 Los Angeles upper slopes South Fork Little Rock Creek Canyon (higher n slopes of mts.); San Gabriel Mts., Angeles National Forest 1554 Comment
  RSA239172  Mimulus moschatus Robert F. Thorne, M. Z. Thorne 1969-7-10 39369 Los Angeles San Gabriel Mts; Angeles National Forest; ca. 1 mile W of Wrightwood along Wrightwood-Big Pines Hwy. 1951 Comment
  UCR203204  Mimulus rubellus R. G. Swinney 2005-5-21 8245 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
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Oct 18 2010
  CATA3074  Minuartia douglasii Amy Catalano 2016-4-26 085 Los Angeles Santa Catalina Island: Inside exclosure 3A on northeast edge, southeast facing slope, just above ironwood grove 376 Comment
  JEPS22745  Minuartia douglasii Rimo Bacigalupi with Reino Alava 1958-7-20 6397 Los Angeles close to Angeles Crest Highway (State Highway 2); San Gabriel Mountains, Angeles National Forest, Charlton Fla 1623 Comment
  SBBG69865  Mirabilis laevis var. crassifolia R. Hoffmann 1929-5-22 Los Angeles Del Sur to Elizabeth Lake Comment
  RSA0027972  Mirabilis laevis var. crassifolia Tim S. Ross, Annette Ross 1991-3-7 4140 Los Angeles Elephant Hill: western Pomona. 274 Comment
  SBBG127545  Mollugo verticillata A. C. Sanders with D. S. Cooper 2010-8-5 38534 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  RSA0070133  Monardella breweri subsp. breweri Orlando Mistretta, Christine Mistretta 1982 Los Angeles Saddleback Butte State Park. 824 Comment
  SD65470  Monardella breweri subsp. lanceolata Reid Moran 1967-7-22 14085 Los Angeles Canyon south of Chilao, San Gabriel Mountains. 1550 Comment
  UCR115990  Monardella breweri subsp. lanceolata A. C. Sanders, D. Malueg 1998-6-22 22038 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCR193142  Monardella cinerea R. G. Swinney 1999-8-9 7609 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  UC130970  Monardella exilis Katharine Brandegee May 1909 Los Angeles Lancaster Mohave Desert Comment
  RSA600984  Monardella lanceolata Louis C. Wheeler 1967-6-26 9885 Los Angeles Elsmere Canyon. 441 Comment
  RSA764063  Monardella linoides R. G. Swinney 2008-8-13 9391 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon. 1860 Comment
  UCR143044  Monardella viridis subsp. saxicola L. C. Wheeler 1936-7-2 4203 Los Angeles Transverse Ranges; San Gabriel Mtns, Bell Canyon 945 Comment
  UCR143525  Monolopia lanceolata Dale E. Johnson, J. E. Eckenwalder 1974-4-19 72 Los Angeles Western Mojave Desert/Liebre Mtns. Region, western Antelope Valley; 16 km (10 mi) east of I-5 (Lebec - Castaic Hwy) on Hwy 138 (Antelope Valley Road) 960 Comment
  RSA0010782  Morus alba A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37073 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA0058207  Morus alba Richard G. Swinney 2010-6-23 13376 A 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
  SEINET6033191 Image available Mucronea californica Russell S. Woglum 1940-5-14 2913 Los Angeles South Coast, Tujunga Wash, San Fernando Valley Comment
  RSA729008  Mucronea perfoliata Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1964 Los Angeles Fort Tejon Road. Comment
  RSA536060  Muhlenbergia appressa Timothy S. Ross 1991-5-21 5382 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  SEINET179637 Image available Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1600 Comment
  CAS-BOT-BC275280  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6327 Los Angeles California Channel Islands. San Clemente Island. W of Pyramid Head, S of Lighthouse 38 Comment
  SBBG112970  Muhlenbergia microsperma S. A. Junak 1998-6-13 SCa 748 Los Angeles W side of Avalon Cyn drainage, along N rim of Quail Cyn, just W of Los Angeles County Fire Station 79 Comment
  UCR152465  Muhlenbergia microsperma A. C. Sanders, Lee Jones 2005-4-8 29325 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR210126  Muhlenbergia richardsonis R. G. Swinney 2008-7-24 9353 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA529915  Muhlenbergia rigens Timothy S. Ross 1991-8-16 5836 Los Angeles near divide between Colby and Wickiup Canyons 1720 Comment
  UC1586191  Muhlenbergia rigens Tim Ross 1991-8-16 5836 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' Quad (at margin of dry stream depression) 1719 Comment
  SBBG108939  Munzothamnus blairii S. A. Junak 1996-9-28 SCl 676 Los Angeles Box Cyn, ca. 0.5 mi downstream from Triangulation Pt "Snapper" 304 Comment
  SFV17381  Myriophyllum aquaticum P. M. Schiffman 1998-5-21 s. n. Los Angeles San Fernando Valley Ponds in Tujunga Wash near gravel pits. 335 Comment
  RSA421149  Nama demissa Bonnie C. Templeton 1930-4-8 1039 Los Angeles West of Laneaster Mohave Desert. 450 Comment
  RSA591908  Nassella cernua L. C. Wheeler 1967-5-8 9296 Los Angeles Liebre Mountains. Between Bouquet Junction and Bonelli Ranch. 381 Comment
  CAS-BOT-BC259916  Nassella lepida Carl B. Wolf 1932-5-10 3535 Los Angeles Santa Catalina Island. 100 yards SE of summit of Equestrian Trail, back of Avalon 304 Comment
  RSA167652  Nassella lepida P. H. Raven, R. F. Thorne 1964-5-7 19030 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UC1109350  Nassella lepida Peter H. Raven 1962-4-9 17171 Los Angeles sides of narrow ravine above Wilson Cove; San Clemente Island 60 Comment
  POM155657  Nasturtium officinale M. B. Dunkle 1928-5-12 1925 Los Angeles Empire Landing, Santa Catalina Island. 183 Comment
  RSA584121  Nasturtium officinale Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 2987 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  SEINET6095429  Navarretia atractyloides Unknown 1902-5-15 821 Los Angeles Arcadia. Comment
  RSA656180  Navarretia hamata Joseph M. Keefe 1977-6-11 22158 Los Angeles Verdugo Mountains: Trail to Water Caves, south fork of Engleheard Canyon, one km south of Camp Max Straus, Glendale. 427 Comment
  SFV20883  Navarretia hamata subsp. hamata L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1074 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  RSA3700  Navarretia hamata subsp. leptantha C. B. Wolf 1932-5-11 3547 Los Angeles Hillside W. of Isthmus harbor. Santa Catalina Island. 15 Comment
  CAS-BOT-BC536063  Nemacladus glanduliferus R. G. Swinney 2011-7-7 15433 Los Angeles San Gabriel Mtns: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1231 Comment
  RSA439270  Nemacladus longiflorus var. breviflorus Robert Gustafson, Gary D. Wallace 1982-4-26 2544 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  JEPS31041  Nemacladus sigmoideus W. P. and A. G. Vestal 1963-5-22 63530 .2 Los Angeles ca 6 mi wsw Big Pines (n slope of San Gabriel Mts.); San Gabriel Mts. 1584 Comment
  SD87770  Nemacladus sigmoideus Frank W. Peirson 1927-5-7 7265 Los Angeles 4.0 miles east of Lancaster. Comment
  UC1537399  Nemophila menziesii Gordon H. True Jr. 1935-3-6 48 Los Angeles 4 mi w Palmdale; w of Palmdale 944 Comment
  UCR192038  Nemophila menziesii A. C. Sanders 2008-4-11 34859 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  UCR205094  Nemophila menziesii R. G. Swinney 2008-4-11 8650 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA421307  Nemophila menziesii Geo. L. Moxley 1917-4-1 728 Los Angeles Upper Aliso Canyon, Santa Susana Mts. Comment
  RSA172265  Nemophila menziesii var. integrifolia Robert F. Thorne 1963-5-5 32289 Los Angeles Near mouth of Cobal Canyon, foothills of San Gabriel Mountains, ca. 4 miles N of Claremont 518 Comment
  RSA599257  Nemophila menziesii var. integrifolia Steve Boyd, Lauren Raz 1997-3-31 9432 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
  SFV20974  Nemophila menziesii var. integrifolia L. Gross, B. Hogshead, V. Soza 2003-5-29 948 Los Angeles Verdugo Mountains West end of Verdugo Mountains at junction (saddle) of Verdugo Motorway and Wildwood Fire Road (abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago). Went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway). 564 Comment
  UCD120248  Nemophila menziesii var. integrifolia Geoffrey Levin 1974-4-27 47 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  RSA421304  Nemophila menziesii var. integrifolia Frances Runyan 1973-4-7 28 Los Angeles Agua Dulce, north of freeway 610 Comment
  UCSC000896  Nemophila menziesii var. integrifolia E. McMillan 1952-3-23 19 Los Angeles desert foothills of the San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock Comment
  LA211201  Nemophila pedunculata Arthur C. Gibson; 2009-3-21 5385 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, Side trail from service road to M.A.S.H. site. Comment
  UCR273568  Nemophila spatulata R. G. Swinney 2011-6-15 15183 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR139907  Nerium oleander Scott D. White 1997-5-14 5137 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  RSA0103429  Nicotiana attenuata R. G. Swinney 2011-7-7 15417 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA226035  Nicotiana attenuata Robert F. Thorne, C. W. Tilforth 1971-6-29 40649 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  CATA3389  Nicotiana clevelandii Peter J. Dixon, Lydia Zacher Dixon, Juno Azuz Zacher, Castor Dixon 2017-3-25 079 Los Angeles Santa Catalina Island: Lower Middle Canyon at Torqua Cave, on large shell midden of abalone and other shellfish 168 Comment
  RSA651326  Nicotiana glauca Matt Bogdanoff 1981-5-24 17 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 Comment
  LA200902  Nicotiana glauca A. H. Lange; 1951-3-27 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SEINET10696855  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3951 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UC1341222  Oenanthe sarmentosa Joseph Andorfer Ewan 1932-6-28 7521 Los Angeles Los Angeles R. at Los Feliz Bridge; Los Angeles R. Comment
  RSA301275  Oenothera californica W. Stubbe 1971-1 76 -16 Los Angeles Eastside of the Sierra, between Pearblossom and Elisabeth Lake. Comment
  SBBG61335  Oenothera californica subsp. californica R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  UC873905  Oenothera californica subsp. californica C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4745 Los Angeles Bouquet Canyon 800 Comment
  RSA119395  Oenothera deltoides subsp. deltoides William M. Klein 1958-6-3 288 Los Angeles 3.0 mi W of thje turn-off just n of Adelanto, on the road to Palmdale. Comment
  UCSB4459  Oenothera elata Kamb, Peter 1948-7-13 Los Angeles Big Tujunga Canyon below Wildwood, San Gabriel Mts. 518 Comment
  UCR190089  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-24 6564 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  UCR99346  Oenothera laciniata L. C. Wheeler 1946-5-26 6212 Los Angeles El Monte. 2002 N Durbee Road. 80 Comment
  UC39369  Oenothera sinuosa F. W. Peirson 1920-6-13 2160 Los Angeles Pasadena Comment
  LA202407  Oenothera suffrutescens Arthur C. Gibson; 2004-9-5 2573 Los Angeles Santa Monica Mountains, Liberty Canyon, near old homesteads, ca 150 m from eucalyptus grove Comment
  RSA595508  Olea europaea Louis C. Wheeler 1969-2-16 s.n. Los Angeles Canyon Crest Road, west side Millard Canyon. 404 Comment
  CHSC108897  Oncosiphon piluliferum Steve Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region: Alluvial fan below San AntonioCanyon at southern base of range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  RSA0127624  Opuntia basilaris var. brachyclada Richard G. Swinney 2014-4-23 16175 Los Angeles San Gabriel Mountains/Mojave Desert: east of Valyermo, 3.1 miles south of Hwy 138 on Bob's Gap Rd (15th St E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains. 1232 Comment
  POM311451A  Opuntia ficus-indica Lyman Benson 1963-3-22 16242 Los Angeles San Gabriel Mountains. Top of alluvial fan above (north of) Cucamonga. 457 Comment
  UC872671  Opuntia littoralis F. R. Fosberg 1931-5-18 S 4892 Los Angeles Little Harbor Santa Catalina Island (sand flat) 3 Comment
  RSA439554  Opuntia oricola E. A. Purer, Freda Detmers 1931-8-20 s.n. Los Angeles Palos Verdes Hills. Comment
  UC2030073  Opuntia parryi Joseph Marlowe Keefe 2001-1-19 30981 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. Los Angeles County. Comment
  POM9899  Opuntia vaseyi D. Meadows 1920-6-1 4390 Los Angeles Claremont. Comment
  RSA643968  Oreonana vestita V. W. Steinmann 1996-6-17 918 Los Angeles San Gabriel Mountains, at the summit of Mt. San Antonio. 3050 Comment
  RSA647867  Orobanche bulbosa LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 239 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 716 Comment
  RSA0059153  Orobanche bulbosa Tim Ross, Steve D. Boyd 1990-5-14 2477 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga ranger District. 1110 Comment
  CAS-BOT-BC499738  Orobanche californica subsp. feudgei Le Roy Abrams; E. A. McGregor 1908-7-5 654 Los Angeles Swartout Canyon, Desert slopes of the San Gabriel Mountains, 5 mi N of San Antonio Peak 1828 Comment
  RSA670403  Orobanche californica subsp. feudgei Bonnie C. Templeton 1932-5-31 4850 Los Angeles Big Pines Camp. San Gabriel Mountains. Comment
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Nov 15 2008
  RSA0076150  Orobanche fasciculata Ivan M. Johnston 1917-6-15 1758 Los Angeles San Antonio Canon. 1371 Comment
  RSA0059184  Orobanche uniflora subsp. occidentalis Frank W. Peirson 1921-5-12 1174 Los Angeles Big Santa Anita Trail, south slope of San Gabriel Mts. 762 Comment
  RSA599331  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Lauren Raz 1997-3-26 9359 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  SEINET10855058  Oryza sativa Heidi H. Schmidt 1999-10-10 Schmidt 3926 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  JEPS2995  Osmorhiza brachypoda Frank W. Peirson 1919-5-21 451 Los Angeles Arroyo Seco San Gabriel Mountains 609 Comment
  POM50458  Osmorhiza brachypoda L. R. Abrams 1901-4-13 1511 Los Angeles Wilsons Peak Trail. Comment
  RSA561585  Osmorhiza brachypoda Steve Boyd, Orlando Mistretta 1993-6-10 8184 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. North of Santa Clara road (3N17.9)., At head of eastern branch of Los Pinetos Canyon, east of Los Pinetos Spring, 853 Comment
  RSA721719  Osmorhiza brachypoda R. G. Swinney 1995-3-11 3382 Los Angeles Glendora, Big Dalton Canyon 378 Comment
  LA82190  Oxalis californica O. H. Kappler; 1941-3-30 169 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CDA4722  Oxalis corniculata Phillipson 1915-7-8 Los Angeles Monrovia. Comment
  RSA127798  Oxalis corniculata Peter H. Raven, H. J. Thomson 1959-9-18 250 Los Angeles Santa Monica Blvd near Beverly Glen Blvd, W Los Angeles. 76 Comment
  RSA591182  Oxalis corniculata Steven A. Junak 1985-5-14 SC 1 -56 Los Angeles San Clemente Island: Wilson Cove, along rd to pier. 30 Comment
  UCR38817  Oxytheca luteola Frank C. Vasek 1985-6-5 s.n. Los Angeles Antelope Valley, along Hwy 138, c. 2 miles west of Hwy 14 Comment
  RSA392882  Oxytheca trilobata G. R. Johnstone 1926-4-15 s.n. Los Angeles San Francisquito Canyon. Comment
  SBBG17060  Paeonia californica K. A. Wilson, D. E. Bianchi 1961-2-2 828 Los Angeles Little Tujunga Cyn, 2 mi N of Hwy 118 Comment
  UCR181134  Papaver californicum R. G. Swinney 1997-5-13 5516 Los Angeles San Gabriel Mtns, Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam 439 Comment
  RSA126686  Papaver californicum H. J. Thompson 1959-5-24 2002 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road. 335 Comment
  UCR219555  Parietaria hespera R. G. Swinney 2009-3-28 10214 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  RSA526062  Parietaria hespera var. hespera Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-6 4160 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA0016999  Paspalum dilatatum Anstruther Davidson 1922-8-1 s.n. Los Angeles Ocean view, Los Angeles. Comment
  UCR99497  Paspalum distichum Steve Boyd, Lauren Raz 1997-5-28 9878 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Cyn, south of Liebre Mtn. 939 Comment
  CDA5094  Passiflora caerulea A. C. Sanders 2003-5-22 26815 Los Angeles San Gabriel Valley; Along 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 Comment
  SBBG116302  Pectocarya penicillata R. Burgess, P. Munro 2002-5-6 5134 Los Angeles Hungry Valley Rd, 0.2 mi W of Smokey Bear Rd 853 Comment
  RSA249800  Pectocarya setosa R. F. Thorne 1973-5-11 43497 Los Angeles 1/4-1/2 mi N of Bob s Gap, N slope of Holcomb ridge, c. 2 1/2 mi due S of Llano 1159 Comment
  RSA549555  Pectocarya setosa Tim Ross 1992-4-4 6070 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  RSA0048357  Pedicularis densiflora Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga Canyon - Robinson Road. 335 Comment
  LA94136  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-6 1663 Los Angeles SANTA MONICA MOUNTAINS, ravine between Las Flores and Big Rock Rd, ca 0.25 mi above Hwy 1. 45 Comment
  RSA686744  Pellaea andromedifolia M. B. Dunkle 1932-1-31 2865 a Los Angeles Catalina Island Comment
  RSA596004  Pellaea andromedifolia var. andromedifolia T. S. Ross, J. Mark Porter 1995-5-4 8430 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 555 Comment
  RSA686903  Pellaea mucronata F. R. Fosberg 1931-3-27 r 82 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 40 Comment
  RSA780005  Pellaea mucronata R. G. Swinney, Jane Strong 2009-4-7 10304 Los Angeles San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  RSA583040  Pellaea mucronata var. mucronata T. S. Ross 1993-4-22 6875 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak. 419 Comment
  UC812402  Pellaea mucronata var. mucronata Ezra C. Knopf 282 Los Angeles Santa Catalina Is. Comment
  UC812403  Pellaea mucronata var. mucronata F. R. Fosberg 1931-3-27 R 82 Los Angeles near Avalon (Hamilton Canyon); Santa catalina Is. 40 Comment
  SEINET12603827 Image available Pellaea ornithopus Unknown 1929-8-17 Los Angeles Los Angeles County, CA Comment
  RSA670032  Pennisetum setaceum Joseph M. Keefe 2001-3-13 31089 Los Angeles East side of Tipton Terrace, 0.2 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042, North: 34 deg 07' 42.6'' West: 118 deg 11' 30.6''. 256 Comment
  RSA670751  Pennisetum setaceum Joseph M. Keefe 2001-3-19 31176 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles west of Harvey Drive; Glendale, CA 91208., 34 deg 09'42.2 North, 118 deg 11'42.5 West. 470 Comment
  UCR204256  Penstemon caesius Naomi Fraga, Duncan Bell 2008-6-30 2294 Los Angeles San Gabriel Mountains, summit of Mount Baden-Powell 2866 Comment
  RSA599254  Penstemon centranthifolius Steve D. Boyd, Lauren Raz 1997-3-31 9429 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
  UC27414  Penstemon centranthifolius J. Burtt Davy May 9 1896-May 24 1896 2566 Los Angeles Llano Verde Antelope Valley, Llano Verde (Antelope Valley, S. California) Comment
  SEINET13276826 Image available Penstemon grinnellii R. G. Swinney 2011-1 15753 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  UC1584223  Penstemon grinnellii Tim Ross and Steve Boyd 1990-5-17 2595 Los Angeles Mill Creek Tree Plantation, Tujunga District San Gabriel Mts., Angeles National Forest 1612 Comment
  NY601180  Penstemon grinnellii T. S. Ross 1994-6-21 7986 Los Angeles Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the west, an upper tributary of Santiago Canyon on the east; ca. 2325 miles northwest of Pac. Mountain's 7124 ft. summit. 1914.1 Comment
  RSA264163  Penstemon grinnellii subsp. grinnellii Walter Wisura 1977-6-17 3683 Los Angeles Vincent Gap, Angeles Crest Hwy, San Gabriel Mts; opposite Mt. Baden-[Powell] Comment
  RSA408061  Penstemon grinnellii subsp. grinnellii N. C. Cooper 1949-6-18 4196 Los Angeles Mt. Baldy Resorts. 1372 Comment
  RSA524626  Penstemon grinnellii subsp. grinnellii Tim S. Ross, Steve D. Boyd 1990-5-17 2595 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA660505  Penstemon grinnellii subsp. grinnellii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 8 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  JEPS23231  Penstemon heterophyllus var. heterophyllus Rimo Bacigalupi with Reino Alava 1958-7-21 6460 Los Angeles opposite Forsythe Canyon (at northern base of Sawmill Mtn., in dry gravelly creek bed of Pine Creek, in San Andreas Rift Zone (fault valley), Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Pine Creek 1075 Comment
  JEPS4474  Penstemon labrosus Rimo Bacigalupi 1952-8-9 3904 Los Angeles summit of Blue Ridge above and sw of Wrightwood and Swarthout Valley (near Guffey Public Camp, in the San Gabriel Range); San Gabriel Range, Angeles National Forest 2438 Comment
  RSA0019900  Penstemon labrosus Orlando Mistretta, Christine Mistretta 2011-6-29 5760 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA647932  Penstemon spectabilis Michelle Manolovitz, Brian Willie 1992-4-27 3 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  CAS-BOT-BC6558  Penstemon ternatus subsp. septentrionalis LeRoy Abrams; Ernest Alexander McGregor 1908-6-19 394 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA0062913  Pentagramma triangularis T. S. Ross, Gery Allen, Mark Elvin, Jennifer Stone 1995-5-19 8582 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1070 ft NNE of the 1135-ft triangulation point. 243 Comment
  RSA0062901  Pentagramma triangularis T. S. Ross 1991-5-23 5484 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 39 Comment
  LA94188  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-6 1662 Los Angeles SANTA MONICA MOUNTAINS, ravine between Las Flores and Big Rock Rd, ca 0.25 mi above Hwy 1. 45 Comment
  SBBG13277  Pentagramma triangularis subsp. viscosa M. A. Piehl 1962-6-9 62329 Los Angeles sides and bottom of China Cyn near its head, ca. 2 mi from China Pt 213 Comment
  SD69471  Peritoma arborea var. globosa Robert F. Thorne 1966-4-4 35765 Los Angeles Santa Catalina Island; near Ballast point on east side of Catalina Harbor, Isthmus. Comment
  SD113492  Peritoma arborea var. globosa Darley F. Howe 1947-6-2 1582 Los Angeles Tehachapi Mountains. Comment
  RSA661025  Perityle emoryi Orlando Mistretta 1992-4-5 168 Los Angeles Guds, San Clemente Island. Comment
  UCD99313  Persicaria hydropiperoides James Dilley 1997-4-5 s.n. Los Angeles The Sepulvida Basin in the San Fernando Valley, 1/8 mile north of the dam. Comment
  UCR237901  Phacelia Mark A. Elvin 2003-4-22 2528 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  RSA679902  Phacelia austromontana LeRoy Gross, Michael Denslow 2003-6-4 978 Los Angeles Trail from Islip Saddle to Mt. Williamson. 2195 Comment
  UCR256175  Phacelia brachyloba R. G. Swinney 2010-6-4 13061 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
  LA40164  Phacelia cicutaria var. hispida Tamar; 1961-4-20 6411 Los Angeles 274 Comment
  UCR255506  Phacelia cicutaria var. hispida Dan S. Cooper 2014-6-4 614- 17 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Hollywood Reservoir, eastern edge of perimeter road/Canyon Lake Dr. 233 Comment
  UCR271886  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-28 12415 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
  UCR277029  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-25 12943 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA0082828  Phacelia cryptantha R. G. Swinney 2010-5-19 12778 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
  UC1971149  Phacelia davidsonii Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: East fork Kentucky Springs Canyon Comment
  SEINET5759882  Phacelia davidsonii G. B. Grant 426 Los Angeles Summit of Mt. Wilson 1829 Comment
  RSA709547  Phacelia distans A. C. Sanders, Helen Kennedy 2005-4-13 29463 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UC1602007  Phacelia egena A. D. Gifford 1935-5-10 700 Los Angeles 3 mi s Neenach; Tejon Quadrangle Comment
  POM19226  Phacelia floribunda P. A. Munz 1932-4-8 6624 Los Angeles San Clemente Island. Comment
  UC1426034  Phacelia floribunda Robert F. Thorne 1966-4-17 36112 Los Angeles on steep slope nw Horse Canyon (near bottom of canyon, sw of Thirst); San Clemente Island, Box Canyon 213 Comment
  UCR281982  Phacelia fremontii R. G. Swinney 2014-4-17 16091 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  RSA710381  Phacelia fremontii LeRoy Gross 2005-5-3 2193 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  POM8505  Phacelia grandiflora P. A. Munz, R. D. Harwood 1920-5-17 3967 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  UCR179453  Phacelia imbricata R. G. Swinney, Dave Larson 1996-7-17 5120 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UC1400323  Phacelia imbricata subsp. patula Robert F. Thorne, C. W. Tilforth, J. Dourly, and R. Scogin 1972-8-11 42225 Los Angeles n slope of mt. near Buckhorn Station; San Gabriel Mts., Angeles National Forest, Mt. Waterman 2133 Comment
  RSA233499  Phacelia longipes Robert F. Thorne 1969-6-17 38029 Los Angeles San Gabriel Mountains, Angeles National Forest: E-facing slope along road through chaparral, lower end of San Antonio Canyon. 762 Comment
  RSA187957  Phacelia lyonii Robert F. Thorne 1966-4-30 36340 b Los Angeles Santa Catalina Island; mouth of Gallagher s Canyon. 8 Comment
  UC1426037  Phacelia lyonii Robert F. Thorne 1966-4-16 36045 Los Angeles 1/2 mi sse Eel Point (sw side of island, rocky slope above pebbly beach); San Clemente 1 Comment
  UCR194750  Phacelia minor Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 693 Los Angeles Transverse Ranges: Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  POM8027  Phacelia minor M. E. Churchill 1920-3-1 3333 Los Angeles Claremont, Field N of high school Comment
  RSA74780  Phacelia ramosissima var. latifolia F. W. Peirson 1929-6-30 8424 Los Angeles Aliso Creek at Tie Canyon. 1357 Comment
  UC212515  Phacelia ramosissima var. ramosissima I. M. Johnston 1918-7-6 2091 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2072 Comment
  RSA617457  Phacelia viscida Scott D. White 1998-6-4 6644 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community 425 Comment
  POM8496  Phacelia viscida P. A. Munz, R. D. Harwood 1920-5-15 3939 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  RSA251542  Phalaris lemmonii R. F. Thorne 1973-4-12 42957 Los Angeles San Clemente Island, south of Pyramid Cove near Silver Mine, bottom of old bomb crater. 30 Comment
  RSA630771  Phalaris lemmonii Steven A. Junak 1997-4-22 SCI- 849 Los Angeles San Clemente Island. E side of island, along N side of Horton Canyon Road, 0.6 miles E of San Clemente Island Ridge Road 466 Comment
  RSA0062918  Phalaris lemmonii Grethe Moskedahl 1923-4-23 s.n. Los Angeles Mallard Station. [County not specified, but probably Los Angeles] Comment
  POM356923  Phalaris minor Grethe Moskedahl 1923-4-23 s.n. Los Angeles Downey. Comment
  RSA0044609  Phlox gracilis A. C. Sanders 2007-4-19 33422 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  SBBG31448  Pholistoma auritum R. F. Thorne 1966-4-5 Los Angeles Cape Cyn 274 Comment
  LA38519  Pholistoma auritum var. auritum Mildred Hollis Epling; Carl Epling 1925-5-18 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  POM19137  Pholistoma racemosum P. A. Munz 1923-4-8 6646 Los Angeles San Clemente Island, east coast. Comment
  SD66857  Pholistoma racemosum R. Mitchel Beauchamp 1967-3-20 341 Los Angeles Santa Catalina Island. South of Avalon, in shady canyon above the beach road. Comment
  UC1228872  Pholistoma racemosum Peter H. Raven 1962-4-10 17216 Los Angeles e. facing slopes of summit ridge ca. 2 mi. n. Thirst; San Clemente Isl. 487 Comment
  RSA596232  Phoradendron densum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3388 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  UCR206450  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  SD234540  Phoradendron leucarpum subsp. tomentosum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al 2003-4-30 26242 Los Angeles Western San Gabriel Mtns.: Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 366 Comment
  RSA134167  Phoradendron macrophyllum Del Wiens 1958-12-10 2427 Los Angeles Cobal Canyon north of Claremont. 427 Comment
  RSA585447  Phoradendron macrophyllum Tim S. Ross 1990-5-29 2675 Los Angeles Valyermo: at Valyermo Ranger District Office Angeles National Forest. 1134 Comment
  CAS-BOT-BC141295  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3732 Los Angeles Pinyon Rige. Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. San Gabriel Mountains 1950 Comment
  CAS-BOT-BC141311  Phoradendron serotinum subsp. tomentosum Fordyce Grinnell 1915-12-23 s.n. Los Angeles Mt. Wilson Ridge. San Gabriel Mountains Comment
  RSA597192  Phoradendron villosum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3732 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  POM308926  Physalis philadelphica Kay H. Beach 1943-10-7 680 Los Angeles Weed in the Lysimeter area, Tanbark, San Dimas Experimental Forest, U. S. Forest. 762 Comment
  RSA611673  Pilularia americana Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10104 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  RSA609100  Pinus coulteri L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek & Devils Canyon. 1799 Comment
  RSA0065473  Pinus flexilis Rudolf Schmid 1962-6-2 s.n. Los Angeles By highway in vicinity of Crystal Lake, Angeles National Forest. 1828 Comment
  SD255603  Pinus lambertiana R. G. Swinney 2010-10-8 14007 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge (Crystal Lake 7.5'Q) 2421 Comment
  RSA169009  Pinus ponderosa Mark Parratt 1964-4-8 623 Los Angeles Charlton Flats Recreation Area, Angeles Crest Highway 1646 Comment
  SEINET3161353  Pittosporum undulatum C. F. Baker 1909-9-15 119 Los Angeles At Claremont. Comment
  VVC2149  Plagiobothrys acanthocarpus Tim Thomas 1987-3-18 1041 Los Angeles Transverse Mtns, Southern Simi Hills; entrance to Cheseboro Cyn. at proposed parking lot (now established) 305 Comment
  OBI70950  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-3-25 9251 Los Angeles Liebre MTs Region: Extreme NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco rd. T8N R18W NE1/4 SE1/4 SW 1/4 sec 28 951 Comment
  RSA592814  Plagiobothrys arizonicus Steve Boyd 1996-4-25 8668 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  UCR229147  Plagiobothrys arizonicus Dan S. Cooper 2011-5-5 511- 59 A Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  RSA595331  Plagiobothrys arizonicus L. C. Wheeler 1967-5-8 9340 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA190951  Plagiobothrys collinus var. gracilis R. F. Thorne, P. Everett 1965-6-24 35024 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  UCR114928  Plantago coronopus C. B. Wolf 1932-5-11 03554 Los Angeles Channel Islands, Santa Catalina Island, west side of Isthmus Harbor 30 Comment
  CAS-BOT-BC173172  Plantago erecta Tim Ross 1993-4-22 6878 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northeasterly slope 100 meters due N of summit 467 Comment
  JEPS6416  Plantago erecta John Thomas Howell 1928-3-20 3480 Los Angeles Vermont Canyon Griffith Park Comment
  RSA661086  Plantago erecta Orlando Mistretta 1992-4-5 198 Los Angeles Guds, San Clemente Island. Comment
  UC173742  Plantago erecta Minnie Reed 1896-4-2 Los Angeles Pomona Hills Comment
  CATA1503  Plantago lanceolata Mark L. Hoefs 1996-5-27 2713 Los Angeles Santa Catalina Island: Avalon Canyon Road, below Bird Park 54 Comment
  CDA20561  Plantago lanceolata M. O'Brien 2005-7-24 MOB 5 -05 Los Angeles South Coast; La Piedra Beach, Malibu. 0 Comment
  RSA286663  Platanthera sparsiflora Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44762 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big Rock Creek 2439 Comment
  JEPS40303  Platanus racemosa Frank W. Peirson 1919-3-27 341 Los Angeles Arroyo Seco Canyon San Gabriel Mountains 411 Comment
  UC11989  Platanus racemosa J. H. Barber 1897-3-28 103 Los Angeles Santa Monica Exp't Station Comment
  UCR186476  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2086 Los Angeles Tehachapi Mountains Foothills, lower Big Sycamore Canyon 1000 Comment
  RSA0135525  Platystemon californicus David E. Bramlet 2016-6-2 5306 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  UC118453  Platystemon californicus T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  POM11215  Platystemon californicus George B. Grant 1904-5-14 s.n. Los Angeles Playa del Rey. Comment
  RSA503436  Platystemon californicus var. crinitus Louis C. Wheeler 1967-5-12 9484 Los Angeles San Gabriel Mts.: broad rounded sunny saddle on porous soil, between 4174 and 4183 E of Vincent 1250 Comment
  IRVC29044  Pluchea sericea A. C. Sanders, Mark Elvin 2002-6-25 25276 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  UC88360  Pluchea sericea T. S. Brandegee 1889-1 Los Angeles Santa Catalina Island Comment
  SBBG130578  Poa annua S. A. Junak 2000-3-30 SCa 1140 Los Angeles cmpgrd at Little Harbor, just inland from beach 6 Comment
  RSA679196  Poa bulbosa Michael Denslow, LeRoy Gross 2003-5-12 1144 Los Angeles Along Rincon Red Box Road (2N24.1) near intersection with Valley Forge Canyon. 1250 Comment
  SEINET10597039  Poa palustris Hollis 1926-7-1 HOLLIS s.n. Los Angeles Jasper Park Comment
  UCR190895  Poa secunda R. G. Swinney 1998-7-2 6224 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR43343  Poa secunda David Charlton 1986-6-15 267 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA611625  Poa secunda subsp. secunda Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10106 B Los Angeles Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon., Near 34? 27' 04.5''N 118? 27' 10.4'' W 609 Comment
  RSA92321  Poa secunda var. secunda F. W. Peirson 1921-5-3 1549 Los Angeles Bear Canyon Ridge west of Mt. Lowe 1219 Comment
  RSA670204  Polycarpon tetraphyllum Joseph M. Keefe 2001-3-16 31116 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  RSA567528  Polygonum aviculare subsp. depressum Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3926 Los Angeles Liebre Mtn: near center of the long summit, in the vicinity of the old Radio Tower site; nr ctr NE 1/4 sect 10 1720 Comment
  SD181378  Polygonum aviculare subsp. depressum Louis C. Wheeler 1973-6-14 Los Angeles California State University, Long Beach Comment
  RSA641209  Polygonum orientale Louis C. Wheeler 1966-5-7 s.n. Los Angeles Rio Hondo, south El Monte. Comment
  RSA669703  Polypodium californicum LeRoy Gross, Naomi Fraga 2002-4-4 514 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet., (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 532 Comment
  SD139392  Polypodium californicum Jon Rebman 1996-4-28 3100 Los Angeles San Clemente Island: Eagle Canyon on southeast side of island 149 Comment
  SEINET11714016  Polypodium californicum A. J. Hinde 1883-1 s.n. Los Angeles no further locality Comment
  UCSB62394  Polypodium californicum Kendall, M 1921-2-13 Los Angeles Palmer's canyon Comment
  UCSB62397  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  UCSB62406  Polypodium californicum Kendall, M 1921-2-13 Los Angeles Puddingstone Canyon Comment
  RSA610982  Polypogon australis L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel River at Fish Fork. Comment
  SEINET11714697  Polystichum munitum Unknown 1936-1 12591 Los Angeles Westwood, Los Angeles Comment
  RSA693285  Polystichum scopulinum M. B. Dunkle 1933-6-17 3602 Los Angeles San Antonio River Canyon 915 Comment
  UCR219946  Populus fremontii R. G. Swinney, Jane Strong 2009-4-21 10411 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
  POM247924  Populus fremontii subsp. fremontii Joseph A. Ewan 1937-8-23 11056 Los Angeles Tujunga Creek near mouth of canyon. Comment
  POM366512  Potentilla glandulosa subsp. nevadensis I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  SBBG128813  Poterium sanguisorba M. L. Hoefs, D. R. Hoefs, J. Hernandez 1995-6-21 2286 Los Angeles upper Bulrush Cyn 286 Comment
  RSA128281  Prunus ilicifolia H. J. Thompson 1959-3-27 1892 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 732 Comment
  RSA497998  Prunus ilicifolia V. V. Giles 1936-7-5 s.n. Los Angeles San Gabriel River bed where [Hwy] 66 crosses it. Comment
  UC450822  Prunus ilicifolia Fay A. MacFadden 1931-3-29 63 E Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  UC592823  Prunus ilicifolia C. B. Wolf 1937-10-19 9376 Los Angeles 1 mi e of Newhall (Placerita Canyon, along Placerita Cree); Placerita Canyon, Placerita Creek 396 Comment
  IRVC28590  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark Elvin 2002-6-19 25187 Los Angeles Newhall Ranch, "Long Cyn." 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 335 Comment
  RSA592170  Prunus ilicifolia subsp. ilicifolia Louis C. Wheeler 1967-5-2 9274 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles County firearms closure map. 396 Comment
  SBBG121258  Prunus ilicifolia subsp. ilicifolia V. Soza, S. Deo, S. Dreher 2000-4-27 823 Los Angeles Stough Cyn, Stough Park, above parking lot SW of intersection of Walnut Ave and Lockheed View Drive, W of De Bell Municipal Golf Course 365 Comment
  UCR178855  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-9 798 Los Angeles Transverse Ranges, San Rafael hills, southwest side. A west-east trending ridge southwest of Flint Peak. Near Mount Carmel Drive, east of the Glendale Fwy (2), between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south 354 Comment
  CAS-BOT-BC154569  Prunus ilicifolia subsp. lyonii Edgar A. Mearns 1894-6-25 4063 Los Angeles San Clemente Island Comment
  LA208152  Prunus ilicifolia subsp. lyonii P. C. Everett; 1934-9-30 6206 Los Angeles Santa Catalina Island, 0.5 mi. above Mexican Settlement and up left ( E ) Fork of Pebbly Beach Canyon 152 Comment
  UC1215220  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-7-10 17972 Los Angeles sw from Thirst (upper reaches of Cave Canyon, San Clemente Island); San Clemente Island, Cave Canyon Comment
  LA208153  Prunus ilicifolia subsp. lyonii F. R. Fosberg; 1932-5-7 8137 Los Angeles SANTA CATALINA ISLAND, Hamilton Canyon, Farmsworth Loop, Coach Rd. 200.0 Comment
  RSA187813  Prunus lyonii Robert F. Thorne 1966-4-7 35970 Los Angeles Santa Catalina Island. Howland Landing Canyon near road to Johnson's Landing. 23 Comment
  CAS-BOT-BC154780  Prunus virginiana var. demissa Le Roy Abrams; E. A. McGregor 1908-7-5 639 Los Angeles [Swartout] Swarthout Canyon, desert slopes of the San Gabriel Mountains 1981 Comment
  RSA726051  Prunus virginiana var. demissa R. G. Swinney 1997-6-19 5624 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  LA202099  Pseudognaphalium biolettii M. Zaitlin; 1951-3-19 Los Angeles Santa Monica Mountains, Mulholland Drive 457 Comment
  RSA0091083  Pseudognaphalium biolettii R. G. Swinney 2011-3-22 14178 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  RSA613123  Pseudognaphalium biolettii M. Elena Siqueiros 1997-3-29 4389 Los Angeles NW side of the main road on Foothill entrance, close to the fence. NW corner of Mills Ave and Foothill Blvd., Claremont 412 Comment
  POM358746  Pseudognaphalium biolettii E. S. Spalding 1924-4-27 s.n. Los Angeles Western & Vermont [Los Angeles] Comment
  RSA602957  Pseudognaphalium biolettii Mark Hoefs, Steven A. Junak 1996-5-1 2700 Los Angeles Santa Cataline Island. Road to Lone Tree, past Upper Road to Avalon Canyon. 463 Comment
  CATA1797  Pseudognaphalium luteoalbum Benjamin E. Carter 2012-8-23 6981 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 310 Comment
  OBI36775  Pseudotsuga macrocarpa David J. Keil 1980-3-28 13740 Los Angeles Lower Shake campground near Lake Hughes 1311 Comment
  SEINET6092335  Psilocarphus tenellus Unknown 1948-4-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC1971164  Pterospora andromedea Louis C. Wheeler 1968-7-23 Los Angeles San Gabriel Mountains: Little Rock Creek, fork north from pump house. Comment
  LA33819  Pterostegia drymarioides Peter H. Raven; 1959-5-9 14178 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  POM6862  Pterostegia drymarioides P. A. Munz 1919-3-8 2295 Los Angeles Pomona. Comment
  RSA392914  Pterostegia drymarioides Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  RSA660767  Pterostegia drymarioides Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 49 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 659 Comment
  LA36841  Purshia glandulosa L. R. Abrams; 1941-4-24 13936 Los Angeles BIg Rock Creek near Valyermo 1280 Comment
  SD262370  Purshia tridentata var. glandulosa R. G. Swinney 2014-4-24 16228 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. Site of small, c. 4 ac., fire in 2013. 1244 Comment
  UCSB72070  Quercus X grandidentata Gross, LeRoy 2001-1-28 Los Angeles Verdugo Mountains, north side; ridge between Engleheard and Henderson Canyons; T2N R13W SW1/4 Sec. 33 548 Comment
  CATA2929  Quercus X macdonaldii Amy Catalano 2015-5-23 005 Los Angeles Santa Catalina Island: About 130 yards east of junction of Sweet Water and Old Eagles Nest Road 196 Comment
  UCR271072  Quercus agrifolia var. agrifolia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14355 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 427 Comment
  POM273499C  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  RSA0031447  Quercus berberidifolia Orlando Mistretta, Christine Mistretta 2008-5-19 3119 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  RSA653362  Quercus berberidifolia LeRoy Gross 2000-10-28 302 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 366 Comment
  SFV21082  Quercus berberidifolia L. Gross 2000-10-28 304 Los Angeles Verdugo Mountains Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon where Grandview Ave. and Mountain Street meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). West-facing side of ridge above reservoir. 488 Comment
  UCR95520  Quercus berberidifolia Steve Boyd, Lauren Raz 1996-10-8 9016 Los Angeles Liebre Mtns. region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  UCSB34840  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  NY42617  Quercus chrysolepis J. B. Walker 1995-3-30 1303 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 11km S of Hwy 138 1300 Comment
  RSA476901  Quercus chrysolepis I. M. Johnston 1930-9-7 s.n. Los Angeles Mt. Wilson trail 610 Comment
  RSA0112847  Quercus chrysolepis Steven A. Junak 1999-5-8 SCa- 916 Los Angeles Santa Catalina Island. Fern Canyon, Cottonwood watershed, just upstream from fenceline. Next to creek. Comment
  CAS-BOT-BC86900  Quercus douglasii E. R. Blakley 1962-10-5 5465 Los Angeles Santa Catalina Island. Middle Ranch Canyon between mouth of Cape Canyon and its head 228 Comment
  CAS-BOT-BC86208  Quercus dumosa Alice Eastwood 1917-7-20 6522 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC86227  Quercus dumosa Reid Moran 1941-3-14 708 Los Angeles By creek, Middle Ranch, Santa Catalina Island Comment
  UC629768  Quercus durata var. gabrielensis Annetta Carter 1940-1-11 1489 b Los Angeles ridge ne head of Baldwin Avenue; San Gabriel Mountains, Sierra Madre 335 Comment
  UCD45998  Quercus durata var. gabrielensis Gary D. Cromwell; David W. Wheat 1971-4-21 564 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora, Calif. Comment
  UCR177738  Quercus durata var. gabrielensis LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1079 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  CAS-BOT-BC94182  Quercus engelmannii Ralph N. Philbrick; Robert F. Thorne 1967-5-18 B 67 -220 Los Angeles Santa Catalina Island; Lower-middle Bull Rush Canyon, Salta Verde Comment
  UC533189  Quercus engelmannii Joseph Andorfer Ewan 1934-12-27 8487 Los Angeles 2 mi above A.T. and S.F. tracks (Monrovia, at mouth of Sawpit Canyon (Monrovia Canyon)); San Gabriel Mountains, Sawpit Canyon (Monrovia Canyon) 228 Comment
  UCD46030  Quercus engelmannii W. L. Jepson 1908-7-13 3065 Los Angeles Catalina Island, head of Swain Canon. Comment
  RSA250591  Quercus john-tuckeri Robert F. Thorne 1967-3-23 41580 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1372 Comment
  LA30437  Quercus lobata Louis Wheeler; 1933-8-5 2050 Los Angeles Santa Monica Mountains, Encino 228 Comment
  UC483363  Quercus pacifica L. R. Abrams and I. L. Wiggins 1931-7-4 323 Los Angeles White's Landing Channel Islands, Santa Catalina Island Comment
  CAS-BOT-BC258377  Quercus tomentella P. S. Manos 1988-10-28 679 Los Angeles San Clemente Island, Stone Canyon 182 Comment
  RSA479372  Quercus tomentella Mark Hoefs 1974-9-25 562 Los Angeles West fork of Gallagher's Canyon, Santa Catalina Island. 160 Comment
  UCR143069  Quercus tomentella F. R. Fosberg 1931-7-16 S- 5607 Los Angeles Channel Islands; Santa Catalina Island, Gallagher's Canyon, right fork, Santa Catalina Island 100 Comment
  SD80043  Quercus wislizeni var. frutescens Jeannette L. Huber 1970-8-2 1094 Los Angeles Chilau, 1.0 mile north of Chilau Fire Station. 1524 Comment
Read comments
Oct 16 2014
  CAS-BOT-BC362466  Rafinesquia californica Le Roy Abrams 1901-4-8 1432 Los Angeles Devil's Gate Comment
  CAS-BOT-BC362475  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UCR153566  Rafinesquia californica A. C. Sanders 2005-5-11 30181 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA400649  Ranunculus repens Cora Mae Life 1923-07 41 Los Angeles U.C. campus. Comment
  SD69689  Raphanus raphanistrum Robert F. Thorne, P. Everett 1965-6-22 34924 Los Angeles Santa Catalina Island; south of Avalon golf course in open flat sandy bottom of Avalon Canyon. 89 Comment
  UC586872  Rhamnus californica Joseph Andorfer Ewan 1934-8-2 8479 Los Angeles San Antonio Canyon, at foot of Baldy Trail San Gabriel Mts. 1371 Comment
  POM307841  Rhamnus californica subsp. californica Henry J. Ramsey, Henry J. Ramsey 1938-6-11 2733 Los Angeles Eaton Canyon Park. Comment
  UC410549  Rhamnus californica subsp. californica Alice Eastwood 1928-6-15 15402 Los Angeles Claremont Comment
  CAS-BOT-BC55986  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2179 Los Angeles On Newhall Grade, just above the place where the Los Angeles aqueduct crosses highway Comment
  RSA501311  Rhamnus ilicifolia S. Zona, D. Ham 1989-4-1 3081 Los Angeles Tapia County Park, Shaded north facing slope beyond picnic area. 180 Comment
  UCR155620  Rhamnus ilicifolia A. C. Sanders, T. B. Salvato 2005-4-26 29701 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
  UCR271671  Rhamnus ilicifolia R. G. Swinney 2011-5-31 14920 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
  SBBG32097  Rhamnus pirifolia R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -171 Los Angeles lower Bullrush Cyn Comment
  UC1587583  Rhus Tim Ross, Annette Ross 1991-9-7 5959 Los Angeles near Mulholland Highway (Yerba Buena Road, Triunfo Pass USGS 7.5'); Santa Monica Mountains 359 Comment
  CAS-BOT-BC170466  Rhus integrifolia L. E. Cox 1908-3-31 s.n. Los Angeles Catalina Island Comment
  RSA0105157  Rhus integrifolia R. G. Swinney 2011-3-15 14102 Los Angeles San Gabriel Mountains: Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park. 232 Comment
  RSA576134  Rhus integrifolia F. H. Elmore 394 Los Angeles San Clemente Island. Comment
  RSA598954  Rhus integrifolia R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. ''Owl Flats,'' 1.5 mi. E of Glendora Mtn. Road, near Big Dalton Canyon Rd. 472 Comment
  SDSU2185  Rhus integrifolia A. H. Gallup 1948-1-17 98 Los Angeles Claremont - near Wash. 366 Comment
  SEINET6666490 Image available Rhus integrifolia Dale Freed 1967-1 43 Los Angeles Rancho Santa Ana Botanic Garden 244 Comment
  RSA18418  Rhus ovata C. B. Wolf 1927-7-27 684 Los Angeles Ridge Route Road, 2 mi. so. of Forest Inn. Comment
  RSA386495  Rhus ovata Robert Gustafson 1981-3-18 2132 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA588058  Rhus trilobata Orlando Mistretta 1994-4-15 1039 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1036 Comment
  SEINET12236058  Rhus trilobata D. P. Reagan 1974-1 16 Los Angeles 2 mi NW of Valencia Comment
  RSA240675  Ribes amarum Donald R. Bissing 1973-2-2 3 Los Angeles Evey Canyon, about 1.3 mile from canyon mouth. 1037 Comment
  RSA522321  Ribes aureum var. gracillimum Steve Boyd 1990-2-3 3815 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon. Comment
  UC73094  Ribes californicum var. hesperium E. D. Palmer Nov 1901 Los Angeles foothills Garvanza Comment
  CAS-BOT-BC173101  Ribes indecorum Louis C. Wheeler 1932-1-31 440 Los Angeles San Gabriel Mts. 1 mi. E Palmer Canyon 609 Comment
  CAS-BOT-BC173120  Ribes indecorum Louis C. Wheeler 1932-2-10 443 Los Angeles Thompson Creek Dam near Claremont 502 Comment
  RSA0068232  Ribes indecorum R. G. Swinney 2010-3-10 11840 Los Angeles FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  RSA782486  Ribes indecorum R. G. Swinney, Jane Strong 2009-4-7 10305 Los Angeles San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  SD239777  Ribes indecorum R. G. Sweeney 2009-3-20 10140 Los Angeles San Gabriel Mtns Foothills: Azusa/Irwindale, mouth of San Gabriel River Canyon, 100-400 m north of I-210 Fwy, 300 me east of the river channel (Azusa 7.5'Q) 177 Comment
  CAS-BOT-BC173424  Ribes malvaceum Ernest Braunton 1903-1-10 774 Los Angeles Arroyo Seco Comment
  UCR259677  Ribes malvaceum R. G. Swinney 2010-6-8 13180 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  UCR98926  Ribes malvaceum T. S. Ross, Peter Fritsch 1990-6-20 3646 Los Angeles San Gabriel Mtns., Rincon-Red Box Rd (2N24) 2.6 mi below Pine Mtn Jct; 80 deg. ENE, c. 1720 m distant from Pine Mtn 1032 Comment
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Sep 24 2014
  RSA0110809  Ribes malvaceum var. viridifolium Richard G. Swinney 2011-4-28 14538 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi west to San Gabriel Cyn. Dam. 878 Comment
  RSA485420  Ribes malvaceum var. viridifolium Steve Boyd, T. S. Elias 1987-4-14 2045 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  RSA84498  Ribes malvaceum var. viridifolium Joseph A. Ewan 1932-1-3 7014 Los Angeles Head of Nichols Canyon, Santa Monica Mts. Comment
  RSA0044685  Ribes malvaceum var. viridifolium Richard C. Barkelew 1929-4-7 15842 Los Angeles Near Los Angeles; Mulholland Highlands Comment
  RSA0046853  Ribes malvaceum var. viridifolium T Newton, W. B. McDougall 1929-3-15 s.n. Los Angeles New Newhall, Townsend Canyon. Comment
  RSA0021943  Ribes montigenum W. L. Stern, S. Carlquist 1969-8-14 2820 Los Angeles Angeles Crest Hwy, 1.2 miles SE Dawson Saddle near Whitethorne Picnic Area. 2322 Comment
  RSA702309  Ribes nevadense Steve Boyd, Amber Maurice 2004-5-18 11306 Los Angeles Atmore Meadows area. Comment
  RSA233455  Ribes roezlii Robert F. Thorne 1968-11-9 37859 Los Angeles Angeles National Forest On summit crest of Mt. Williamson. 2500 Comment
  CLARK-A1528-4157  Ribes viburnifolium John C. Roos 1966-2-26 Los Angeles Claremont Comment
  POM48598  Ribes viburnifolium Blanche Trask 1896-02 s.n. Los Angeles Santa Catalina Island Comment
  SD114013  Ribes viburnifolium Darley F. Howe 1968-2-25 4488 Los Angeles Santa Catalina Island; hillside north of Fourth of July Cove. Comment
  UCSB50280  Ricinus communis Reisentz, Paul 1975-5-10 Los Angeles Twin Falls Reserve, 1 mile east of Stunt Rd. from Mulholland Hwy. 274 Comment
  RSA593762  Rigiopappus leptocladus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8549 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  UCR216373  Rorippa Dan S. Cooper 2010-4-23 410- 38 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC147473  Rosa californica L. R. Abrams 1913-7-18 5016 Los Angeles Russel's Lake Comment
  CDA20100  Rosmarinus officinalis M. O'Brien 2003-2-9 MOB 1 -03 Los Angeles South Coast; Malibu Bluffs Recreation Area, Pacific Coast Hwy & Malibu Canyon Rd. 0 Comment
  UCR258604  Rubus armeniacus R. G. Swinney 2010-8-26 13605 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
  RSA0106854  Rubus leucodermis R. G. Swinney 2011-7-29 15582 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  LA208243  Rubus ursinus Carl Epling; May 1925 Los Angeles Arroyo Seco Comment
  UCD114013  Rubus ursinus Rudolf Schmid 1962-6-7 s.n. Los Angeles Near Manor House, Cal Poly, Pomona. Comment
  UC52228  Rumex acetosella unknown May 1903 Los Angeles Comment
  UCR180569  Rumex conglomeratus Scott D. White, Andrea Warniment 2006-7-7 11610 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  CAS-BOT-BC421765  Rumex conglomeratus Steven A. Junak 1996-5-18 SCI- 488 a Los Angeles California Islands. San Clemente Island: E side of island, at mouth of canyon at Mosquito Cove. 6 Comment
  CAS-BOT-BC433250  Rumex crispus C. W. Tilforth 1970-3-30 254 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  RSA597252  Rumex crispus B. Pitzer, P. Gomez 1996-4-28 2748 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
  RSA658413  Rumex crispus Erinn Wilson 1996-5-18 31 Los Angeles found off j lot [Cal Poly Pomona, parking] Comment
  CAS-BOT-BC433579  Rumex hymenosepalus Carl B. Wolf 1928-3-29 1595 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic. 396 Comment
  RSA478881  Salicornia virginica F. H. Elmore 402 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC103141  Salix bonplandiana Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km. north of Castaic 315 Comment
  RSA601748  Salix exigua Louis C. Wheeler 1966-10-23 9052 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  RSA754094  Salix gooddingii Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1808 Los Angeles Lario San Gabriel River Trail Park 180 Comment
  SEINET3860462  Salix gooddingii R. G. Swinney 2009-3-16 10125 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, 400 m NW of River Bike Path parking lot at Hwy 39.; 0 227 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
  RSA226098  Salix laevigata Robert F. Thorne, C. W. Tilforth 1971-6-17 39946 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UC492424  Salix laevigata Carl W. Sharsmith 1932-1-17 11 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UCR255492  Salix laevigata Dan S. Cooper 2014-6-26 614- 46 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Lower Sennett Canyon adjacent to Forest Lawn cemetery, at Forest Lawn Dr. 155 Comment
  UC506431  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-25 7698 Los Angeles Comment
  RSA228941  Salix lasiolepis Robert F. Thorne 1971-8-25 41301 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  RSA618592  Salix lasiolepis Louis C. Wheeler 1966-8-21 8822 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  SJSU226  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura (Picture City), Santa Monica Mts 499 Comment
  UC846647  Salix lasiolepis F. R. Fosberg 1931-3-23 S 4327 Los Angeles near Avalon; Santa Catalina Isl., Hamilton Canyon 50 Comment
  UCR209605  Salix lasiolepis R. G. Swinney 2008-7-2 9143 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  UCR92063  Salix lasiolepis Scott D. White 1995-2-7 2528 Los Angeles Santa Susana Mtns,, Sunshine Canyon. Landfill expansion area, driectly west of I-5, just south of interchange with Hwy 14 457 Comment
  UCSB987  Salix lasiolepis Beach, Kay 1943-2-18 Los Angeles San Dimas Exp Forest; Dalton camp Comment
  CAS-BOT-BC128482  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7177 Los Angeles On flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  CAS-BOT-BC403754  Salpichroa origanifolia C. W. Tilforth 1969-9-10 235 Los Angeles Hillside east of Adm. Bldg., Rancho Santa Ana Botanic Garden, Claremont Comment
  OBI6212  Salsola gobicola Shirley Vaughan 1974-5-11 4 Los Angeles 10th St E near Kettering St, Lancaster 718 Comment
  JEPS59859  Salsola tragus Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  SD230208  Salsola tragus Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles: SE of alameda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 233rd St. (L.A. Harbor Dept., Classification Yard, E of Dominguez Fllod Control Channel) Comment
  SD98895  Salsola tragus Darley F. Howe 1976-8-3 Los Angeles Latigo Canyon Road. 609 Comment
  UCR147721  Saltugilia splendens Steve Boyd, Amber Maurice 2004-5-18 11320 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  RSA0091536  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-14 15125 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA191181  Saltugilia splendens subsp. grantii R. F. Thorne, M. Z. Thorne 1967-7-19 37140 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  SEINET13758102  Saltugilia splendens subsp. grantii L. C. Wheeler 1936-6-23 4177 Los Angeles San Gabriel Mts., San Dimas Canyon 701 Comment
  UC167110  Saltugilia splendens subsp. grantii Geo. B. Grant 1906-6-17 503 a-6800 Los Angeles summit Mt. Wilson summit Mt. Wilson (Southern California) 1828 Comment
  RSA71825  Saltugilia splendens subsp. splendens F. W. Peirson 1923-5-25 3533 Los Angeles lower part of south bank of Rock Creek Canyon, San Gabriel Mts. 1296 Comment
  RSA424355  Salvia apiana William Emboden 1970-6-12 5 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA649072  Salvia apiana Brian McColgan 1988-5-10 11 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  UCR178085  Salvia apiana LeRoy Gross, Valerie Soza 2001-5-31 390 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Dead Horse Canyon. Collected on ridge north of this canyon 457 Comment
  RSA442845  Salvia apiana William Emboden 1969-5-28 35 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UC57016  Salvia carduacea Ernest Braunton 1902-4-29 200 Los Angeles North Pomona Comment
  UCD168370  Salvia carduacea J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  RSA150836  Salvia columbariae Peter H. Raven 1962-5-9 17688 Los Angeles Head of canyon just north of Gray, San Clemente Island. 488 Comment
  CAS-BOT-BC221043  Salvia dorrii var. pilosa Peter H. Raven 1959-3-31 13904 Los Angeles 2.5 miles west of Littlerock Comment
  RSA446278  Salvia dorrii var. pilosa Bonnie C. Templeton 1947-5-21 6266 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UC1124695  Salvia dorrii var. pilosa W. T. Murphy 1926-4-10 Los Angeles near Acton; Angeles Forest, Tujunga Quad. 822 Comment
  CAS-BOT-BC233653  Salvia leucophylla Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills Comment
  RSA658520  Salvia leucophylla Diane Elliott 1985-5-10 33 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  RSA145139  Salvia mellifera Alice Ann Webb 1961-2-9 769 Los Angeles Johnson's Pasture, Claremont, Mt. Range - San Gabriel. 457 Comment
  RSA434118  Salvia mellifera Anstruther Davidson 1890-06 s.n. Los Angeles Los Angeles. Comment
  UCR86848  Salvia mellifera Scott D. White 1995-4-27 2965 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA477556  Sambucus mexicana Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  UC28623  Sambucus mexicana J. H. Barber 1897-1 304 Los Angeles Santa Monica Exp't Station Comment
  RSA0069419  Sambucus nigra subsp. caerulea R. G. Swinney 2010-3-10 11802 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA0069772  Sambucus nigra subsp. caerulea LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6990 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
  UCR259184  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-28 12383 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
  SD251642  Sambucus nigra subsp. caerulea F. R. Fosberg 1931-3-18 S 4289 Los Angeles Santa Catalina Island; Hamilton Canyon. 10 Comment
  SD30992  Sambucus nigra subsp. caerulea Edith A. Purer 1931-3-26 Los Angeles Comment
  CATA583  Sanicula arguta Mark L. Hoefs 1991-4-7 1021 Los Angeles Santa Catalina Island: By main road south-east of Cottonwood Beach 131 Comment
  POM3197  Sanicula arguta D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  SD252268  Sanicula crassicaulis Steven A. Junak 1999-4-22 Sca 844 Los Angeles Santa Catalina Island: Cape Canyon, just downstream from pumphouse, along E fork of Cape Canyon Road, just upstream from fork in road. 305 Comment
  POM183609  Sanicula crassicaulis Joseph A. Ewan 1929-5-25 3483 Los Angeles Ridge amove Providencio Rancho. Santa Monica Mountains. Comment
  UCR138539  Sanicula tuberosa L. C. Wheeler 1967-5-18 9630 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA0051740  Sarcodes sanguinea Mike Thornburg 1977-6-1 s.n. Los Angeles Charlton Flats Highway 2, Angeles National Forest. Comment
  CATA1184  Schismus arabicus Mark L. Hoefs 1995-5-30 2185 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  RSA598085  Schismus arabicus Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3780 Los Angeles Vicinity of Crystal Lake 1677 Comment
  UCR281170  Schismus arabicus R. G. Swinney 2014-5-7 16427 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  UCR87390  Schismus barbatus R. G. Swinney 1994-3-19 2714 Los Angeles San Gabriel Mtns., Glendora, 2.5 mi northwest of Big Dalton Canyon Road at Glendora Mountain Rd, c. 100 m below (S) of road 549 Comment
  RSA0115848  Schismus barbatus Steven A. Junak 1999-4-24 SCa- 859 Los Angeles Santa Catalina Island. Plant stop, main road. 445 Comment
  RSA366067  Schoenoplectus maritimus B. C. Templeton 1956-07 s.n. Los Angeles Highway between Lancaster and Rosamond, Antelope Valley. Comment
  SEINET3165080  Scirpus californicus L. Abrams 1902-6-12 2536 Los Angeles Ballona creek, near Mesmer Comment
  POM6458  Scirpus microcarpus L. T. Street, G. Williams 1919-5-10 2755 Los Angeles Near Bassett. 90 Comment
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Feb 23 2017
  UCR8286  Scirpus microcarpus A. H. Gallup 1949-7-17 s.n. Los Angeles San Gabriel Valley, Arcadia, Los Angeles State and County Arboretum 183 Comment
  SEINET13203261 Image available Scrophularia californica R. G. Swinney 2011-1 14612 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  RSA425188  Scrophularia californica subsp. floribunda I. W. Clokey, Bonnie C. Templeton 1929-07 4573 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  RSA425196  Scrophularia californica subsp. floribunda H. L. Bauer 1929-4-1 s.n. Los Angeles Santa Monica Mtns. Comment
  RSA549513  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1990-6-18 3467 Los Angeles San Gabriel Mountains: Angeles National Forest. Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1877 Comment
  RSA82311  Scutellaria siphocampyloides F. W. Peirson 1921-6-15 1051 Los Angeles Chilao, San Gabriel Mts. 1677 Comment
  RSA82296  Scutellaria siphocampyloides Joseph A. Ewan 1932-5-30 7230 Los Angeles San Gabriel Mtns: North Fork and Mill Creek Jct. 915 Comment
  RSA718275  Scutellaria tuberosa R. G. Swinney 1998-4-13 5963 Los Angeles Claremont Hills Wilderness Park. 622 Comment
  UC2029989  Secale cereale G. D. Wallace 1979-4-19 1696 Los Angeles Transverse Ranges; Liebre Mountains region: Near Fairmont. Comment
  UCR167313  Secale cereale Scott D. White 2004-5-10 10354 Los Angeles Liebre Mtns, N slope below Bald Mountain 1280 Comment
  UCR180342  Secale cereale Scott D. White, Pam Devries 2006-5-10 11429 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  CAS-BOT-BC62025  Selaginella bigelovii Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont Comment
  LA94008  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1682 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, ca 0.5 mi from Lobo Canyon turnoff, near road. 304 Comment
  SD253313  Selaginella bigelovii R. G. Swinney 2011-10-27 15903 Los Angeles San Gabriel Mountains: West fork San Gabraiel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5'Q) 648 Comment
  RSA683765  Selaginella bigelovii Meryl B. Dunkle 1932-1-10 2859 Los Angeles Lower Silver Canyon cliff. Santa Catalina Island Comment
  POM245  Senecio californicus C. F. Baker 1909-3-20 5251 Los Angeles Claremont. Comment
  RSA0012730  Senecio californicus L. C. Wheeler 1933-5-13 1729 Los Angeles Cobal Canyon, San Gabriel Mountains. 488 Comment
  RSA647965  Senecio douglasii Michelle Manolovitz, Brian Manolovitz 1992-5-19 31 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  JEPS15070  Senecio flaccidus var. douglasii F. Grinnell Jr. 1917-6-30 Los Angeles Altadena 457 Comment
  UCSB27642  Senecio flaccidus var. douglasii Lavinger, S. 1975-10-6 Los Angeles Angeles Crest Highway .3 miles north of Angeles Crest Ranger Station; San Gabriel Mountains 762 Comment
  RSA0017016  Senecio flaccidus var. douglasii P. A. Munz 1923-5-27 6888 Los Angeles Wash east of Rock Creek. Comment
  SBBG12512  Senecio lyonii P. H. Raven 1962-4-9 17161 Los Angeles above Wilson Cove 76 Comment
  SBBG13425  Senecio lyonii E. R. Blakley 1962-6-10 5217 Los Angeles Wilson's (Wilson) Cove 9 Comment
  UCR204196  Senecio lyonii Mark A. Elvin, Orlando Mistretta 1996-3-24 123 Los Angeles Channel Islands, San Clemente Island 9 Comment
  JEPS37246  Senecio triangularis F. W. Peirson 1921-7-17 2509 Los Angeles San Gabriel River, Prairie Fork San Gabriel Mts. 2133 Comment
  CATA881  Senecio vulgaris Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1693 Los Angeles Santa Catalina Island: Above Black Jack road by fenced mine shaft 411 Comment
  RSA600836  Senecio vulgaris L. C. Wheeler 1967-5-13 9521 Los Angeles San Gabriel Mountains. San Gabriel Canyon, near Ward's Grove. 266 Comment
  IRVC7627  Sequoia sempervirens P. W. Rundel 1964-12-6 1492 Los Angeles Claremont; Pomona College; Marston Quad. Southern Coastal 366 Comment
  RSA433863  Sidalcea malviflora M. Campbell 1931 Los Angeles Los Angeles. Comment
  RSA661098  Silene antirrhina Orlando Mistretta 1992-4-5 210 Los Angeles Guds, San Clemente Island. Comment
  CAS-BOT-BC384569  Silene coniflora Peter H. Raven; Henry J. Thompson 1960-5-16 15385 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Ridge east of Temescal Canyon 243 Comment
  RSA534054  Silene gallica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5327 Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336 ) marker, 1800ft SE of Malo Knoll (1396 )) Beginning of drainage. 386 Comment
  SFV1223  Silene gallica M. L. Vincent 1963-4-25 319 Los Angeles Santa Monica Mountains Mulholland Highway, 0.25 miles east of Cornell Road. Comment
  CAS-BOT-BC174896  Silene laciniata Geo. B. Grant 1904-5-1 1205 Los Angeles At Pasadena Comment
  SFV5501  Silene laciniata subsp. laciniata W. A. Kelley Jun 1966 27 1 Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  SD112869  Silene laciniata subsp. major Darley F. Howe 1948-5-25 1814 Los Angeles Bouquet Canyon. 760 Comment
  RSA134727  Silene laciniata subsp. major E. K. Balls, Percy C. Everett 1959-6-29 23866 Los Angeles Stokes Canyon. 152 Comment
  RSA477945  Silene laciniata subsp. major N. C. Cooper 1949-6-29 4356 Los Angeles San Gabriel Canyon. 457 Comment
  RSA439081A  Silene noctiflora Anstruther Davidson 1908-5-1 2143 Los Angeles Lawn, Alhambra Comment
  SBBG126992  Silene verecunda A. Parikh, N. Gale 2011-6-28 3516 Los Angeles upper Big Tujunga Cyn, 0.1 km SW of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1283 Comment
  CAS-BOT-BC175113  Silene verecunda Le Roy Abrams; E. A. McGregor 1908-6-20 379 Los Angeles Liebre Mountains 1524 Comment
  RSA229108  Silene verecunda subsp. platyota R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38879 Los Angeles Near Lodgepole Picnic ground at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Hwy., 1.2 mi. SE of Dawson saddle. 2332 Comment
  RSA60287  Silybum marianum S. L. Armstrong 1948-5-5 s.n. Los Angeles Los Angeles, in meadow, S of Chino Comment
  SBBG41403  Sisymbrium altissimum J. P. Broughton, K. K. Muller 1971-4-2 1353 Los Angeles between Palmdale and Lancaster Comment
  UCR220063  Sisymbrium altissimum R. G. Swinney 2009-4-24 10445 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CDA33379  Sisymbrium irio J. M. Wood 2009-3-6 338 Los Angeles City of Claremont; NW corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County. Comment
  RSA0088597  Sisymbrium irio R. G. Swinney 2010-5-4 12546 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA653641  Sisymbrium irio S. Koukol, R. Koukol 1998-5-3 35 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 344 Comment
  RSA258418  Sisymbrium irio C. W. Tilforth 1972-4-22 509 Los Angeles weeds of RSABG. Comment
  CHSC95783  Sisymbrium orientale LeRoy Gross; Naomi Fraga 2002-4-4 519 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 457 Comment
  RSA133842  Sisyrinchium bellum H. J. Thompson 1959-5-31 2053 Los Angeles East of junction of Latigo Canyon Road with Mulholland Highway 518 Comment
  RSA366923  Sisyrinchium bellum Elbert Benjamine 1929-3-17 112 Los Angeles Griffith Park, Los Angeles. Comment
  RSA366933  Sisyrinchium bellum E. A. McGregor 1965-5-18 s.n. Los Angeles Claremont, near foothills Comment
  SDSU11799  Sisyrinchium bellum Gerald Collier 1951-3-22 Los Angeles Faculty Hill; 1/4 mile west of UCLA campus on grassy slope. Comment
  RSA0102538  Smilacina stellata Richard G. Swinney 2010-9-30 13898 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
  UCR270774  Solanum americanum Dan S. Cooper 2015-11-10 101115- 08 Los Angeles Torrance, west side of Crenshaw Blvd., vacant lot south of W 208th St. between Crenshaw and the railroad 21 Comment
  LA32373  Solanum douglasii Peter H. Raven; 1959-4-4 13961 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. Comment
  POM296787  Solanum douglasii Lyman D. Benson 1947-1-13 12275 Los Angeles Little Dalton Canyon, Glendora 427 Comment
  POM305236  Solanum douglasii Henry J. Ramsey, Henry J. Ramsey 1937-3-27 561 Los Angeles Little Tujunga Canyon Comment
  RSA422402  Solanum douglasii T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  RSA642689  Solanum douglasii Orlando Mistretta 1992-7-14 707 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  SBBG128246  Solanum douglasii M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-6 3016 Los Angeles Parson's Landing 4 Comment
  UC483375  Solanum douglasii L. R. Abrams and I. L. Wiggins 1931-7-6 346 Los Angeles vicinity of Mosquito Harbor (San Clemente Island); San Clemente Island Comment
  UCD126023  Solanum douglasii Natalie deGarder 1992-5-30 22 Los Angeles Altadena, 1.5 mi. from Highway 210 up Lincoln Rd to top of Rising Hill Road. 518 Comment
  POM47793  Solanum douglasii Joseph A. Ewan 1930-10-10 3528 Los Angeles Hermit Trail of Big Santa Anita Canyon. 854 Comment
  RSA576127  Solanum douglasii F. H. Elmore 420 Los Angeles San Clemente Island. Comment
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May 16 2008
  CATA2966  Solanum elaeagnifolium Oden Vanderwiel Los Angeles Santa Catalina Island: Old stables by golf course in Avalon 24 Comment
  CHSC100180  Solanum nigrum John Dittes 2006-6-4 1392 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air miles northwest of Chatsworth High School, ca. 0.9 air mile west of Topanga Blvd., ca. 0.8 air mile east x northeast of Santa Susana Pass. 381 Comment
  RSA427425  Solanum umbelliferum Ora M. Clark 1929-1-27 1493 Los Angeles North Hollywood Comment
  UC26268  Solanum umbelliferum W. H. Brewer 1861-2-1 207 Los Angeles Santa Susanna Mountains Comment
  POM230730  Solanum umbelliferum I. W. Clokey 1931-3-11 5384 Los Angeles San Gabriel Mountains, San Gabriel Canyon 900 Comment
  POM9648  Solanum umbelliferum Philip A. Munz, R. D. Harwood 1920-5-15 4003 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  RSA582969  Solanum wallacei Tim S. Ross, Takara 1993-4-23 6937 a Los Angeles Santa Catalina Island. SW part of the island in Cape Canyon, just above bed of canyon near roadside. 256 Comment
  SEINET7262082 Image available Solanum wallacei F. R. Fosberg 1931-3-18 S 4285 Los Angeles Hamilton Canyon; Santa Catalina Island Comment
  NY820491  Solanum xanti L. Abrams 1916-1-3 5569 Los Angeles Between Agusa and [Unclear: Duork] Comment
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Dec 23 2014
  UCR180025  Solidago californica R. G. Swinney, Dave Larson 1996-8-7 5228 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  RSA596695  Solidago confinis Steve Boyd, Lauren Raz 1996-9-24 8936 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
  UCR104140  Solidago occidentalis Scott D. White 1997-11-5 6020 Los Angeles Zuma Beach, Mouth of Zuma Creek, E end of the County Beach. 8 Comment
  JEPS26121  Solidago velutina subsp. californica Peter H. Raven 1959-9-28 13732 Los Angeles Elysian Park , Elysian Park (Santa Monica Mountains) 198 Comment
  UC1601323  Solidago velutina subsp. californica I. M. Johnston 1901-8-22 1710 Los Angeles Prairie Fork San Gabriel River (San Antonio Mountains, Southern California); San Antonio Mountains, Prairie Fork of San Gabriel River 2057 Comment
  UC472135  Solidago velutina subsp. californica J. Ewan 1930-10-10 3522 Los Angeles Sturtevant Trail at First Water Camp (San Gabriel Mts.); , Sturtevant Trail at First Water Camp 914 Comment
  UCR205097  Sonchus asper R. G. Swinney 2008-4-11 8659 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA3479  Sonchus oleraceus C. B. Wolf 1932-5-9 3422 Los Angeles Santa Catalina Island; Avalon. 8 Comment
  POM178031  Sonchus oleraceus Joseph A. Ewan 1931-5-11 4192 Los Angeles 1 mile noth Van Nuys Estate, West 6th St. Comment
  RSA650330  Spergula arvensis Dolores Perez 1981-4-26 28 Los Angeles Zayanta Dr. at junction of 79th ST. in Playa del Rey. Comment
  CAS-BOT-BC390137  Spergularia bocconi John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  RSA235303  Spergularia macrotheca M. A. Piehl, Peter H. Raven 1962-6-9 62361 Los Angeles San Clemente Island. At China Point (s. of light house). 3 Comment
  SBBG107233  Spergularia macrotheca var. macrotheca J. Rebman, J. Dunn 1996-4-29 3109 Los Angeles between Eel Cove and Eel Cove Cyn 3 Comment
  SBBG127517  Spergularia macrotheca var. macrotheca M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2740 Los Angeles bluff below USC Building at Fisherman's Cove 6 Comment
  SBBG41345  Spergularia macrotheca var. macrotheca M. R. Benedict 1970-6-30 Los Angeles Ben Weston Beach Comment
  CAS-BOT-BC390807  Spergularia marina George B. Grant; Walter Wheeler 1904-4-21 H 2278 Los Angeles Isthmus. Santa Catalina Island, Pacific Ocean, off southern California Comment
  POM156665  Spergularia platensis L. R. Abrams 1903-4-4 3252 Los Angeles On adobe mesa bet Rivera and Florence Comment
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Aug 17 2013
  CAS-BOT-BC235432  Sporobolus airoides W. R. Dudley; F. H. Lamb 1896-6-4 4321 Los Angeles Lancaster Comment
  UCR223667  Stachys albens R. G. Swinney 2009-6-12 11135 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA446656  Stachys bullata Frances M. Morey 1922-5-15 s.n. Los Angeles Los Angeles. Comment
  SD187432  Stachys bullata Valerie Soza, LeRoy Gross 2001-5-9 1205 Los Angeles Tansverse Ranges: Verdugo Mountains region: Southern San Rafael Hills: south of western end of Scholl Canyon, west end of Valle vista fire road, ridgetop north of Hwy 134 296 Comment
  SEINET12273952  Stachys rigida var. quercetorum E. A. Purer 1935-1 6567 Los Angeles Malibou Lodge Road, Santa Monica Mountains Comment
  UCR11646  Stachys rigida var. rigida Carl Epling 1927-1 s.n. Los Angeles Santa Monica Mtns., hills in rear of Universal City 244 Comment
  RSA226025  Stanleya pinnata var. pinnata R. F. Thorne, C. W. Tilforth 1971-6-29 40640 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  SBBG98049  Stebbinsoseris heterocarpa T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5227 Los Angeles 1650 ft WNW of Guds, graded by the Navy to form a "pad" 201 Comment
  UCR217313  Stellaria media R. G. Swinney 2009-2-26 10042 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA478173  Stellaria media H. L. Bauer 1929-5-20 s.n. Los Angeles Long Beach lawn Comment
  UCR216564  Stephanomeria Dan S. Cooper 2010-6-15 610- 64 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 163 Comment
  CAS-BOT-BC375134  Stephanomeria cichoriacea J. Ewan 1930-10-10 3520 Los Angeles Big Santa Anita Canyon, San Gabriel Mts. 792 Comment
  UC1070311  Stephanomeria cichoriacea Jerome S. Horton 1937-9-21 498 Los Angeles below Dalton Dam; Pomona Quad. 457 Comment
  UCR210715  Stephanomeria cichoriacea R. G. Swinney 2008-10-22 9673 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR85817  Stephanomeria cichoriacea T. S. Ross 1991-8-16 5805 Los Angeles San Gabriel Mtns., Clear Creek Canyon, roadcut along Angeles Forest Hwy 1085 Comment
  SBBG13805  Stephanomeria diegensis M. A. Piehl 1962-10-3 62515 Los Angeles head of Descanso Cyn along main rd Comment
  RSA474195  Stephanomeria exigua subsp. exigua E. A. Purer 1930-11-25 s.n. Los Angeles Near Los Angeles Comment
  UCR190859  Stephanomeria parryi R. G. Swinney 1998-6-12 6186 Los Angeles San Gabriel Mountains, southwest of Pinon Hills, 0.2 mi due east of reservoir at mouth of Mescal Canyon [along Table Mountain Road] 1448 Comment
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Sep 3 2014
  LA204205  Stephanomeria pauciflora B. R. Lowe; 1954-5-14 Los Angeles San Gabriel Mountains, 0.5 mi E of Little Rock Palmdale Dam Comment
  CAS-BOT-BC375804  Stephanomeria virgata R. G. Swinney 2009-7-29 11436 Los Angeles Transverse Range; San Gabriel Mtns.: Pacifico Mountain summit 2172 Comment
  RSA730310  Stephanomeria virgata R. G. Swinney 1998-9-4 6911 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UCR223400  Stephanomeria virgata R. G. Swinney 2009-7-29 11408 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
  RSA643106  Stephanomeria virgata Orlando Mistretta 1992-9-4 800 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  UCR51268  Stipa lepida Lyman Benson 1947-5-2 12350 Los Angeles South slope of San Gabriel Mtns., Indian Hill Boulevard, Claremont 427 Comment
  RSA188308  Stuckenia pectinata Robert F. Thorne 1966-6-1 36492 Los Angeles Santa Catalina Island: Muddy margin of reservoir at upper end of Cape Canyon 335 Comment
  RSA624644  Stylocline gnaphaloides L. C. Wheeler 1973-5-20 s.n. Los Angeles San Gabriel Mountains: Los Flores Canyon. Comment
  UCR167548  Suaeda moquinii S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  UCR272749  Suaeda taxifolia M. B. Dunkle 1939-4-3 7242 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  SD112047  Symphoricarpos mollis Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; middle of Middle Ranch Canyon. Comment
  CAS-BOT-BC97656  Symphyotrichum chilense M. K. Bellue 1939-9-1 s.n. Los Angeles Los Angeles, Union Pacific Yards Comment
  UCR125607  Tagetes erecta A. C. Sanders 2003-5-26 26851 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
  UCD101745  Tamarix parviflora M. Vincent 1963-3-29 316 Los Angeles San Fernando Valley. Balboa Blvd., 1 mile south of San Fernando Road. Comment