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/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SFV21899  Abies concolor J. N. Hogue 2011-5-12 s. n. Los Angeles San Gabriel Mountains Highway 2 at east entrance to Buckhorn Campground. 2000 Comment
  SEINET3134798  Abronia pogonantha R. G. Robertson 1974-4-27 225 Los Angeles Corner of Rawhide and 166 St. E, Lovejoy Buttes, Antelope Valley, 15.3 air mi ENE Palmdale 853 Comment
  SBBG17752  Abronia umbellata P. H. Raven 1962-4-11 17297 Los Angeles sandy beach behind Northwest Harbor 6 Comment
  RSA0025884  Abronia umbellata Marcy Keys 1981-5-25 84 Los Angeles Malibu Lagoon State Park. 100 yds. from shore, 150 yds. south of location where Malibu stream pours into ocean. Comment
  RSA248012  Abronia villosa Robert F. Thorne, Gary D. Wallace 1973-4-24 43449 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  HSC24832  Abronia villosa var. villosa James Henrickson 1971-5-2 5540 Los Angeles 15 mi. E of Palmdale, S slope of Lovejoy Buttes in Mojave Desert 854 Comment
  RSA0036756  Acacia baileyana Carol Zuck 1981-2-27 54 Los Angeles Vacant lot at end of Whispering Oaks Dr., West Covina. Comment
  CATA3277  Acacia longifolia Ben Dion, Julia Parish 2017-2-3 009 Los Angeles Santa Catalina Island: By zipline prep area & equipment storage room 0 Comment
  OBI52774  Acacia longifolia A. C. Sanders 1988-3-17 7733 Los Angeles El Segundo Dunes, immediately W of L.A. International airport and Pershing Dr, e of vista Del Mar Blvd 30 Comment
  LA212322  Acacia podalyriifolia Jack Pepper; 1953-2-10 s.n. Los Angeles SAN FERNANDO VALLEY, Comment
  UC625727  Acamptopappus sphaerocephalus var. hirtellus Annie M. Alexander 1939-6-26 848 Los Angeles w Victorville Comment
Read comments
Feb 10 2015
  CAS-BOT-BC412572  Acanthoscyphus parishii var. parishii I. M. Johnston 1917-6-20 1487 Los Angeles San Antonio Mountains. Baldy Lookout of U.S.F.S. 1981 Comment
  LA95711  Acanthoscyphus parishii var. parishii Joseph Andorfer Ewan; 1934-8-3 8427 Los Angeles San Gabriel Mountains, Taber Mt. Trail to Swartout Valley (floor) 2133 Comment
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Dec 17 2014
  HSC86930  Acer macrophyllum Lyman Benson 1945-4-30 11653 Los Angeles Big Dalton Canyon, Glendora, San Gabriel Mtns. 351 Comment
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May 22 2013
  RSA0025738  Acer macrophyllum Duncan S. Bell 2013-7-11 5371 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  RSA394184  Acer macrophyllum Samuel R. Tyson 1942-4-10 s.n. Los Angeles San Dimas Canyon. 518 Comment
  SFV2165  Acer macrophyllum R. L. Armacost 1952-5-9 508 Los Angeles Santa Monica Mountains Topanga Canyon. Comment
  UC205353  Acer macrophyllum I. M. Johnston 1917-7-28 1568 Los Angeles San Antonio Canyon San Antonio Mountains, San Antonio Canyon 1600 Comment
  UCR104747  Acer macrophyllum David Charlton 1989-4-30 2975 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  UCR151013  Acer negundo var. californicum Scott D. White 1997-5-7 5051 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  SBBG117037  Achillea millefolium S. A. Junak 2001-5-4 SCa 1493 Los Angeles E of Parson's Landing 115 Comment
  CHSC100178  Achnatherum coronatum John Dittes 2006-5-30 1373 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  RSA729942  Achnatherum hymenoides R. G. Swinney 1999-6-18 7297 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  SBBG33524  Achnatherum hymenoides A. D. E. Elmer -Jun-1902 3617 Los Angeles Lancaster Comment
  UC1131572  Achnatherum hymenoides H. S. Yates 1936-8-28 6355 Los Angeles 3 mi se Palmdale; Elizabeth Lake Quadrangle Comment
  POM353190  Achnatherum speciosum Anstruther Davidson 1893-4-23 s.n. Los Angeles San Fernando Comment
  RSA748408  Achnatherum speciosum Justin M. Wood 2009-6-1 785 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  CAS-BOT-BC29817  Achyrachaena mollis J. H. Thomas 1901-4-21 1954 Los Angeles Griffith Park Comment
  SD113775  Acmispon americanus Darley F. Howe 1915-6-3 68 Los Angeles Claremont Comment
  CAS-BOT-BC204775  Acmispon argophyllus var. argenteus Alice Eastwood 1917-7-20 6488 Los Angeles Santa Catalina Island Comment
  UCR238987  Acmispon brachycarpus Anuja Parikh, Nathan Gale 2010-5-24 3213 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.4 km west of State Hwy 14, 1.9 km southwest of California Aqueduct 1105 Comment
  LA33635  Acmispon glaber var. glaber Henry J. Thompson; 1959-10-23 1822 Los Angeles Santa Monica Mountains, Point Dume, on coastal bluff 30 Comment
  LA52429  Acmispon glaber var. glaber Leo Boyd; 1953-3-21 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  LA52407  Acmispon micranthus Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG68095  Acmispon strigosus R. Hoffmann 1925-4-19 Los Angeles Antelope Valley to Elizabeth Lake Comment
  SD39818  Acmispon strigosus Edith A. Purer 1935-5-12 6599 Los Angeles El Segundo, old sand dunes Comment
  CATA335  Acourtia microcephala Mark L. Hoefs 1973-7-13 374 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir, on north side of main road 236 Comment
  SEINET3132484  Acourtia microcephala Unknown 1902-7-2 2635 Los Angeles Sierra Madre Comment
  LA52117  Adenostoma fasciculatum Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SEINET181912  Adenostoma fasciculatum Ira W. Clokey 4500 Los Angeles Mandeville Canyon Santa Monica Mountains. 350 Comment
  SFV21013  Adenostoma fasciculatum L. Gross 2003-3-7 760 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Above road near top of ridge. 555 Comment
  RSA582230  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, Steve D. Boyd 1992-7-5 6617 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  SBBG12774  Adenostoma fasciculatum var. fasciculatum E. R. Blakley 1961-9-23 4756 Los Angeles small cyn at E end of Isthmus Harbor 30 Comment
  SBBG17183  Adenostoma fasciculatum var. fasciculatum K. A. Wilson 1961-3-1 886 Los Angeles Mulholland Hwy ca. 2 mi W of Las Virgenes Hwy Comment
  RSA687661  Adiantum capillus-veneris Thekla Mohr 1915-1 s.n. Los Angeles North Fork, San Gabriel River. Comment
  UC749004  Adiantum capillus-veneris Louis C. Wheeler 1931-10-11 248 Los Angeles Palmer Canyon; San Gabriel Mts 762 Comment
Read comments
May 9 2010
  LA200053  Adiantum jordanii Lawrence L. Kiefer; 1966-4-16 1865 Los Angeles SANTA MONICA MOUNTAINS, ca 1.5 mi W of Calabasas, ravine S of road. 304 Comment
  LA94085  Adiantum jordanii Lawrence L. Kiefer; 1966-3-26 1774 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  UCR213790  Ageratina adenophora Scott D. White, Justin M. Wood, Chris Huntley, Jamie Miner 2009-5-12 12692 Los Angeles San Gabriel Mountains, Millard Canyon, north of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lower Fire Road 707 Comment
  RSA0103929  Agoseris heterophylla R. G. Swinney 2011-6-23 15317 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
  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
  POM6195  Agoseris retrorsa J. B. Walden 1916-5-14 s.n. Los Angeles San Antonio Canon Comment
  RSA95122  Agoseris retrorsa F. W. Peirson 1922-7-6 1491 Los Angeles Blue Ridge near Swartout Valley. 2316 Comment
  RSA604992  Agrostis exarata L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UCR197223  Agrostis pallens Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 985 Los Angeles Verdugo Mountains, southwest side, along Verdugo Mtwy, above Brace Canyon, west of junction with Stough Canyon Mtwy 610 Comment
  RSA87115  Agrostis stolonifera Joseph A. Ewan 1936-8-2 9918 Los Angeles Mescal Creek, San Gabriel Mountains. 1616 Comment
  UC520035  Agrostis viridis Joseph Andorfer Ewan 1932-6-28 7512 Los Angeles Hyperion Bridge Los Angeles River (about pool in river bed) Comment
  UCR164853  Agrostis viridis Naomi Fraga, Lisa Rojas 2005-7-7 1610 Los Angeles Transverse Ranges: San Gabriel Mountains region, Cucamonga Canyon, past the gaging station just south of the narrows 732 Comment
  SFV22122  Allium haematochiton V. Soza, L. Gross, B. Hogshead 2001-4-26 1182 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, near junction of Green Verdugo Fire Road from 210 Freeway and road to Green Verdugo Reservoir. Volcanic, rocky ridgetop. 457 Comment
  CAS-BOT-BC135852  Allium haematochiton Louis C. Wheeler 1932-3-3 451 Los Angeles San Jose Hills at Pomona 304 Comment
  JEPS61529  Allium haematochiton Frank W. Peirson 1921-4-21 2401 Los Angeles Sycamore Flat to San Dimas Canyon; San Gabriel Mountains 792 Comment
  RSA652061  Allium haematochiton William Gilbert 1969-4-10 sn Los Angeles Puddingstone Dam [San Dimas], ca. 300 m SW dam runoff. Comment
Read comments
Jan 19 2011
  CHSC95771  Allium monticola LeRoy Gross; Michael Denslow 2003-6-4 989 Los Angeles Transverse Ranges; San Gabriel Mountains region: Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. UTM Zone: 3802412N 0421876E. 1936 Comment
  UCR192864  Allium monticola R. G. Swinney 1999-8-9 7605 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
  UCR181135  Allium peninsulare R. G. Swinney 1997-5-13 5522 Los Angeles San Gabriel Mtns, Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam 439 Comment
  RSA564323  Allium vineale R. G. Swinney 1594 Los Angeles South Hills, Glendora. 256 Comment
  RSA410064  Allophyllum divaricatum Geo L. Moxley 1919-5-31 337 Los Angeles Santa Anita Canyon. Comment
  RSA67294A  Allophyllum divaricatum Verne Grant, Alva Grant 1951-6-3 16008 Los Angeles South slope of Cow Canyon, 1.9 mi. W of jct. with San Antonio Canyon rd. 1372 Comment
  UC2042124  Allophyllum divaricatum Orlando Mistretta 1990-7-2 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Bear Flat. Comment
  UCSB33297  Allophyllum divaricatum Griesel, Wesley 1962-5-25 Los Angeles Switzers Inlet, Upper Arroyo Seco San Gabriel Mts. 914 Comment
  RSA135189  Allophyllum glutinosum P. H. Raven 1960-5-15 15352 Los Angeles Junction of Piuma Road with Rambla Pacifica Road. 564 Comment
  RSA659796  Alnus rhombifolia Brian McColgan 1988-5-14 16 Los Angeles 1 mile N of Padua on Mt. Blady Rd. 915 Comment
  RSA385636  Alopecurus myosuroides H. L. Bauer 1929-5-25 s.n. Los Angeles San Pedro Hills. [Palos Verdes Hills] Comment
  RSA594398  Amaranthus albus Steve Boyd, Lauren Raz 1996-10-14 9075 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  UCR210492  Amaranthus albus R. G. Swinney 2008-11-30 9864 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  UC2026425  Amaranthus blitoides Louis C. Wheeler 1966-10-25 9083 Los Angeles SAN GABRIEL MOUNTAINS: San Gabriel River, San Gabriel Canyon, near E. Waldo Ward's Grove, 1/4 mile E El Encanto. Comment
  UCR6677  Amaranthus deflexus O. F. Clarke 1967-10-24 s.n. Los Angeles San Gabriel Valley, San Marino, Henry E. Huntington Estate; Huntington Gardens and Library 213 Comment
  RSA680073  Amblyopappus pusillus Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 317 Los Angeles San Clemente Island. North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces and slope between terraces along N shore within 100m of ocean. 9 Comment
  SBBG12908  Amblyopappus pusillus E. R. Blakley 1962-6-10 5232 Los Angeles SE of Eel Pt, halfway toward Seal Cove 6 Comment
  SD139700  Amblyopappus pusillus Jon Rebman, Jonathan Dunn 1996-4-29 3106 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  RSA126675  Ambrosia acanthicarpa Peter H. Raven, Henry J. Thompson 1959-9-27 14508 Los Angeles Sepulveda Canyon. (Lat N. 34Y, Long. 118Y to 119Y W.) 244 Comment
  UCR210009  Ambrosia acanthicarpa R. G. Swinney 2008-10-7 9463 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR210306  Ambrosia acanthicarpa R. G. Swinney 2008-10-16 9592 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR206168  Ambrosia confertiflora A. C. Sanders, T. B. Salvato 2009-5-29 37040 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  UC891360  Ambrosia psilostachya Carl B. Wolf 1932-10-5 Los Angeles junction os Isthmus Rd and road to Black Jack Peak Isthmus Road; Santa Catalina Island 243 Comment
  SFV3990  Ambrosia salsola K. A. Wilson 1962-5-12 1272 Los Angeles Mojave Desert Antelope Valley. Valyermo Road, 2 miles southeast of 131st St. East in Pearblossom. 1070 Comment
  UCR210143  Amelanchier utahensis R. G. Swinney 2008-8-13 9383 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  UCR113695  Amorpha californica var. californica L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  CATA1179  Amsinckia intermedia Mark L. Hoefs 1995-5-30 2175 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  SDSU4871  Amsinckia intermedia R. M. Beauchamp 1967-2-26 234 Los Angeles San Clemente Island. Comment
  SFV12031  Amsinckia intermedia D. L. Koutnik 1978-3-7 s. n. Los Angeles San Fernando Valley Los Angeles, Northridge. Field at northeast corner of Balboa and Parthenia. 249 Comment
  LA40186  Amsinckia menziesii A. M. Johnson; 1933-4-18 sn Los Angeles U.C.L.A. Botanical Garden Comment
  RSA0091275  Amsinckia spectabilis C. B. Liter 1928-04 s.n. Los Angeles Seal Beach. Comment
  RSA772420  Amsinckia tessellata R. G. Swinney 2009-5-12 10730 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge & Alimony Ridge Rd. and to 0.5 mi NW up ridge 1435 Comment
  RSA0091457  Amsinckia tessellata F. W. Peirson 1932-4-17 9856 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  UCR95327  Anagallis arvensis L. C. Wheeler 1967-4-30 9229 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  LA81922  Anagallis arvensis O. H. Kappler; 1940-8-31 39 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA650589  Anagallis arvensis P. A. Hall 1948-5-5 s.n. Los Angeles Found in open area at the mayo Nursery, on Glendora Road, 1/2 mi. So. of Hwy #66. 244 Comment
  RSA674693  Ancistrocarphus filagineus Scott D. White, S. Leatherman, David E. Bramlet, A. Oneal, W. Sangkatavat 2001-4-24 8412 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic lake. 518 Comment
  POM178027  Anemopsis californica Joseph A. Ewan 1931-5-16 4221 Los Angeles Dry Canyon near Calabasas. Comment
  UCR205840  Anemopsis californica R. G. Swinney 2008-6-9 8974 Los Angeles San Gabriel Mtns., mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  RSA587971  Antirrhinum coulterianum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 4006 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA655996  Antirrhinum coulterianum James Henrickson 1985-3-30 19782 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  SFV21115  Antirrhinum coulterianum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1101 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. On low ridge on east side of canyon, near canyon bottom. 457 Comment
  UCR223731  Antirrhinum coulterianum R. G. Swinney 2009-6-12 11138 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
  RSA244387  Antirrhinum coulterianum Robin S. Collins 1973-5-28 324 Los Angeles Angeles National Forest; Trail Canyon, 2.5-3 miles into canyon from beginning of pack trail. 884 Comment
  RSA425783  Antirrhinum coulterianum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  UCR190446  Antirrhinum kelloggii R. G. Swinney 2000-5-6 7669 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  CHSC22521  Antirrhinum multiflorum Robert A. Schlising 1971-5-19 2973 Los Angeles 1.3 miles NE of Jct Hwy 23 and Little Sycamore Canyon Road, along the latter. Comment
  IRVC26188  Antirrhinum multiflorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2927 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  POM354862  Antirrhinum multiflorum G. R. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Calif. San Gabriel Mts. 762 Comment
  CATA908  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1749 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  SBBG95460  Antirrhinum nuttallianum subsp. subsessile M. B. Dunkle 1928-4-29 1903 Los Angeles Little Harbor Comment
  RSA150668  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-4-12 17325 Los Angeles Near foot of canyon south of canyon below the Tomb, west side of San Clemente Island 137 Comment
  UCD123467  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven; Henry J. Thompson 1960-5-16 15387 Los Angeles Santa Monica Mountains, ridge east of Temescal Canyon. 243 Comment
  POM156350  Antirrhinum nuttallianum var. nuttallianum L. R. Abrams 1902-6-8 2496 Los Angeles Playa del Rey. Comment
  CAS-BOT-BC176324  Aphanisma blitoides J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Isl Comment
  RSA590410  Apiastrum angustifolium T. S. Ross 1993-4-21 6863 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft) slope and small ridges N of Cactus Peak summit. 384 Comment
  CLARK-A1528-1425  Apium leptophyllum Alfred R. Roos 1958-5-29 Los Angeles parking strip on the 1900 block of Westwood Blvd. Comment
Read comments
Oct 26 2015
  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
  UCR189746  Aquilegia formosa R. G. Swinney 1998-7-10 6368 Los Angeles San Gabriel Mtns., confluence of Bear Gulch and Prairie Fork Canyon, south side of canyon along Prairie Fork stream 1488 Comment
  UCR191193  Aquilegia formosa R. G. Swinney 1999-7-28 7593 Los Angeles San Gabriel Mtns., Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon 1098 Comment
  CHSC98400  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: at end of Olive Ave, parked on Via Montana, in city of Burbank. Folllow an old road that is overgrown so that a faint trail is all that is left of this road. The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. West facing slope, growing along old road, above a small side canyon that drains into Sunset Canyon. 365 Comment
  RSA0129095  Arabis platysperma var. platysperma Wayne E. Sawyer 1981-6-16 36 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail above Lily Spring, Ca. 0.25 mi. W of Mt. Hawkins. 2606 Comment
  RSA600036  Arabis pulchra Steve Boyd, Lauren Raz 1997-3-25 9256 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  UCR222842  Arabis pulchra R. G. Swinney 2009-5-12 10718 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  UCR150836  Arabis sparsiflora R. G. Swinney, Dave Larson 1999-5-15 7174 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA730279  Aralia californica R. G. Swinney 1998-8-5 6634 Los Angeles San Gabriel Mtns.: Bear Gulch, 0.3 miles norht of confluene with Prairie Fork, SW of Wrightwood 1524 Comment
  LA41460  Arbutus menziesii A. L. Haines; 1937-4-17 sn Los Angeles Santa Anita Canyon 548 Comment
  UCR129374  Arceuthobium divaricatum Orlando Mistretta 1994-4-29 1118 Los Angeles San Gabriel Mtns, Santiago Canyon. Ridge on the W edge of Santiago Canyon watershed c. 1 mi south of Mt. Emma 1524 Comment
  CAS-BOT-BC23864  Arctostaphylos catalinae C. B. Wolf 1932-5-13 3626 Los Angeles Catalina Island, Three and one-half miles (by road) from Avalon on way to Isthmus. 365 Comment
  SBBG32045  Arctostaphylos catalinae R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -271 Los Angeles upper Swain's (Swain) Cyn Comment
  RSA641310  Arctostaphylos gabrielensis Orlando Mistretta, Mark Elvin 1995-3-30 1584 Los Angeles San Gabriel Mountains: Mill Creek Summit; on summit just west of Angeles Forest Highway on Pacific Crest Trail. Comment
  RSA626747  Arctostaphylos glandulosa Jon E. Keeley 1978-2-26 7042 Los Angeles Shortcut Summit, 0.5 km east of Shortcut Picnic Ground. 1560 Comment
  RSA626751  Arctostaphylos glandulosa Jon E. Keeley 1978-2-25 7045 Los Angeles Shortcut Summit, 0.5 km east of Shortcut Picnic Ground. 1560 Comment
  UCR98733  Arctostaphylos glandulosa subsp. glaucomollis T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3829 Los Angeles San Gabriel Mtns., easterly and southeasterly slopes to the SW of Crystal Lake. 1829 Comment
  POM3285  Arctostaphylos glandulosa subsp. mollis I. M. Johnston 1918-6-23 s.n. Los Angeles Cascade Canyon (fork of San Antonio Canyon) 1280 Comment
  RSA631213  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21973 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  CAS-BOT-BC39302  Arctostaphylos glauca Alice Eastwood 1919-5-29 8985 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC39348  Arctostaphylos glauca H. E. McMinn 1926-7-22 1783 Los Angeles Bear Flat Trail to Mt. San Antonio Comment
  RSA0091353  Arctostaphylos glauca R. G. Swinney 2011-6-15 15165 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA592824  Arctostaphylos glauca Steve Boyd 1996-4-24 8658 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  RSA631483  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15974 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  UCD51292  Arctostaphylos glauca A. D. Gifford 1935-1-8 414 Los Angeles Palomas canyon wash near mouth. 426 Comment
  UCR224375  Arctostaphylos glauca Justin M. Wood 2010-5-10 1582 Los Angeles San Gabriel Mountains, Little Rock Creek, upstream of Little Rock Reservoir to confluence with Santiago Creek 999 Comment
  RSA140294  Arctostaphylos glauca var. glauca A. E. Wieslander 1938-10-23 815 Los Angeles Shoemaker Canyon. 1372 Comment
  RSA230659  Arctostaphylos parryana R. F. Thorne 1969-7-9 38476 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  RSA634359  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20625 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634705  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20427 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634740  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20609 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.3 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1705 Comment
  RSA634813  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20476 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA634869  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20268 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635071  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1992-8-3 11158 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635095  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20344 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA635177  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20575 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635182  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20474 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA593428  Arenaria macradenia var. arcuifolia Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8895 Los Angeles Liebre Mountains, north slope of Sawmill Mountain, along 7N08 ca. 2.2 miles north of the junction with 7N23. 1463 Comment
  RSA0088831  Argemone munita Bonnie C. Templeton 1930-4-8 s.n. Los Angeles San Francesqueto [Francisquito] Canyon. Comment
  UCR210260  Argemone munita R. G. Swinney 2008-8-13 9372 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA532659  Argemone munita Tim S. Ross 1991-8-14 5759 -B Los Angeles Roundtop Mountain. 1878 Comment
  CAS-BOT-BC401706  Argemone munita subsp. munita Gerald B. Ownbey; Findley Ownbey 1954-5-29 2121 Los Angeles San Francisquito Canyon, 8.8 miles n. of Saugus Comment
  CAS-BOT-BC401795  Argemone munita subsp. rotundata W. R. Dudley; F. H. Lamb 1896-6-8 4374 Los Angeles Near Neenach, Antelope Valley Comment
  SD90448  Aristida adscensionis Robert F. Thorne, M. Z. Thorne 1973-2-12 42473 Los Angeles Santa Catalina Island, north of Marine Science Station at Fisherman's Cove, bare clayey openings in coastal sage scrub. 46 Comment
  RSA151024  Aristida adscensionis var. modesta P. H. Raven 1962-5-9 17650 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  LA200155  Artemisia californica Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1968-11-23 4367 Los Angeles Santa Monica Mountains, Malibu Lagoon and salt marsh Comment
  UC1119334  Artemisia californica G. T. Nordstrom 1935-3-23 405 Los Angeles 1 3/4 mi se of mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quadrangle Comment
  UCR276735  Artemisia californica R. G. Swinney 2010-8-11 13509 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  JEPS26141  Artemisia douglasiana Peter H. Raven 1959-3-8 13837 Los Angeles 1.1 mi. west of Coast Highway; Santa Monica Mountains, Topanga Canyon Comment
  RSA652953  Artemisia douglasiana A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23277 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln & Aliso Canyon watersheds. 610 Comment
  SBBG62509  Artemisia douglasiana R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn 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
  CAS-BOT-BC90335  Artemisia douglasiana L. A. Greata 1900-9-10 s.n. Los Angeles River Bank, LA Comment
  SBBG101135  Artemisia nesiotica T. Ross, E. Kellogg 1992-4-13 6147 Los Angeles coastal secondary terrace ENE of Darter 56 Comment
  RSA48852  Artemisia tridentata subsp. parishii J. C. Roos 1949-11-24 4699 Los Angeles 8 or 9 miles W of Lancaster. 732 Comment
  SEINET3360495 Image available Artemisia tridentata subsp. tridentata A. A. Beetle 1958-9-5 13081 Los Angeles Newhall. Comment
  SEINET210834  Asclepias californica R. F. Thorne, M. Z. Thorne 1969-7-10 38376 Los Angeles San Gabriel Mts., Angeles National Forest, slope N of Jackson Lake. 1859 Comment
  OBI20506  Asclepias californica Wesley O. Griesel 1959-4-16 s.n. Los Angeles Santa Monica Mts, Seminole Hot Springs 305 Comment
  RSA0104732  Asclepias eriocarpa R. G. Swinney 2008-7-15 9202 Los Angeles San Gabriel Mountains: Winston Peak. 2275 Comment
  RSA188491  Asclepias eriocarpa R. F. Thorne, John Olmstead 1965-8-26 35361 Los Angeles San Gabriel Mts.: Angeles National Forest, below Guffy Camp on S side of Blue Ridge 2377 Comment
  UC1348910  Asclepias eriocarpa Robert F. Thorne and John Olmsted 1965-8-26 35361 Los Angeles s side Blue Ridge (below Guffy Camp); San Gabriel Mts., Angeles National Forest 2377 Comment
  SEINET11262201  Asclepias fascicularis David Charlton 1989-6-10 3208 Los Angeles Tehachapi Mtns. Tejon Pass [Tejon Post Rd] Gorman Post Rd, 1 mi [S}SE of Gorman.; 0 1098 Comment
  SJSU13466  Asclepias fascicularis C. W. Sharsmith 1940-8-29 4229 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  UCR242044  Asphodelus fistulosus Dan S. Cooper 2012-7-24 712- 32 Los Angeles Western Transverse Range; Santa Monica Mountains, Encinal Canyon Rd. near Malibu Country Club 537 Comment
  LA104173  Aspidotis californica Kei Nakai; T. Thomas, J. Dice, B. Gustaffson 1983-5-12 1030 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, S of Newton Canyon on W-side of creek. 274 Comment
  RSA0094721  Aspidotis californica R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14349 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  UCR61523  Aster greatae T. P. Krantz 1988-4-19 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Pole Creek 612 Comment
  RSA415775  Astragalus acutirostris Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  RSA0048640  Astragalus antisellii E. F. 1951-4-4 s.n. Los Angeles Topanga. Summit Rd. 1st bend in rd. down from Smmit. 457 Comment
  LA205439  Astragalus gambelianus O. H. Kappler; 1941-4-27 238 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SEINET3127342  Astragalus gambelianus G. B. Grant 1904-5-23 75 -A Los Angeles Saugus Comment
  UCR109028  Astragalus gambelianus L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  CAS-BOT-BC187573  Astragalus miguelensis J. Von Loh 1978-1-4 3285 Los Angeles Near Landing Strip 6 Comment
  SBBG96862  Astragalus miguelensis S. Boyd with T. Ross, L. Arnseth 1990-4-7 4208 Los Angeles lower half of China Cyn Comment
  CAS-BOT-BC193085  Astragalus pycnostachyus var. lanosissimus Geo. B. Grant 1904-7-8 6317 Los Angeles Cienaga Comment
  CAS-BOT-BC194071  Astragalus trichopodus var. lonchus Geo. B. Grant 6806 Los Angeles Unspecified Comment
  POM26162  Astragalus trichopodus var. lonchus George B. Grant 1901-04 3760 Los Angeles Catalina Island Comment
  CAS-BOT-BC199096  Astragalus trichopodus var. phoxus Alice Eastwood; John Thomas Howell 1937-4-26 3940 Los Angeles Near Sangus. Comment
  POM293740  Astragalus trichopodus var. phoxus Lyman Benson 1953-5-17 15118 Los Angeles Oak Flats Guard Station, 1 mile north of second summit north of Castaic. 822 Comment
  UCR146252  Athysanus unilateralis Steve Boyd, Lee W. Lenz 2001-5-2 10421 Los Angeles Transverse Ranges; Liebre Mountains region, along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route 963 Comment
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Dec 19 2008
  RSA251523  Atriplex argentea R. F. Thorne 1973-4-12 42979 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  SBBG12687  Atriplex argentea var. expansa E. R. Blakley 1962-6-9 5373 Los Angeles Triangulation Pt Black 2, 4.5 mi SE of Wilson's Cove 247 Comment
  UCR167219  Atriplex confertifolia 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
  RSA457631  Atriplex johnstonii P. A. Munz 1932-8-31 s.n. Los Angeles Playa Del Rey Comment
  CATA2961  Atriplex lentiformis Amy Catalano 2016-1-12 002 Los Angeles Santa Catalina Island: Just inside and to the right of the gate to the Laura Stein Volunteer Camp, about 2 meters from the road to the camp 371 Comment
  SBBG20530  Atriplex lentiformis subsp. breweri E. R. Blakley 1963-12-7 6365 Los Angeles mouth of Chenity Cyn 3 Comment
  SBBG94217  Atriplex leucophylla F. R. Fosberg 1931-5-18 4894 Los Angeles Little Harbor 20 Comment
  RSA248833  Atriplex leucophylla R. F. Thorne 1973-4-12 42917 Los Angeles San Clemente Island, Horse Cove, S end of island. 3 Comment
  CAS-BOT-BC180901  Atriplex nummularia Carl B. Wolf 1931-12-30 2635 Los Angeles Playa del Rey 30 Comment
  SDSU19644  Atriplex pacifica Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2201 Los Angeles San Clemente Island, ca. 0.7 mile north-northwest of South Point, along ridge. 152 Comment
  UCR95365  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9020 Los Angeles Liebre Mountains, Bouquet Canyon, south of Vazquez Canyon and NW of Cruzan Mesa, along Vazquez Canyon Road, c. 0.9 mi east of jct with Bouquet Canyon Road 524 Comment
  RSA478354  Atriplex prostrata H. L. Bauer 1929-09 s.n. Los Angeles Long Beach 30 Comment
  RSA127772  Atriplex semibaccata P. H. Raven, H. J. Thompson 1959-6-4 s.n. Los Angeles Point Dume 12 Comment
  RSA478399  Atriplex semibaccata M. B. Dunkle 1928-4-9 1817 Los Angeles Santa Catalina Island. Emerald Bay. Comment
  SBBG72596  Atriplex semibaccata M. N. Ackley -Aug-1927 96 Los Angeles Inglewood 47 Comment
  RSA478433  Atriplex serenana Gertrude Dunn 1930-8-3 s.n. Los Angeles 2 mi. S of Downey, roadside of Washington Blvd. Comment
  UC452644  Atriplex watsonii R. L. Pendleton 1909-7-6 1426 Los Angeles Catalina Cove - Isthmus Santa Catalina Island (Santa Catalina Id); , Catalina Cove - Isthmus 6 Comment
  LA210748  Avena sativa Arthur C. Gibson; 2005-3-30 5239 Los Angeles SANTA MONICA MOUNTAINS, 15 m on north side from road of Mulholland Drive near milepost 23. Comment
  SEINET3875614  Azolla filiculoides Steve Boyd 1996-4-25 8693 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain.; 0 914 Comment
  IRVC9026  Baccharis glutinosa P. W. Rundel 1965-2-6 1528 Los Angeles Palmer Canyon; just north of Padua Hills, west slope. San Gabriel Mountains 610 Comment
  RSA649916  Baccharis pilularis Matt Brooks 1988-4-15 9 Los Angeles Whittier, Turnbull Canyon Rd. 1.7 miles east of its intersection with Beverly Blvd. Comment
  UC1587560  Baccharis pilularis Tim Ross 1991-9-2 5936 Los Angeles near Mulholland highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass Quad. 502 Comment
  SBBG94235  Baccharis pilularis subsp. consanguinea M. B. Dunkle 1928-10-17 2021 Los Angeles Howland's Comment
  POM306259  Baccharis salicifolia Henry J. Ramsey, Henry J. Ramsey 1938-1-2 1419 Los Angeles North Craig Ave., Altadena. Comment
  RSA670199  Baccharis salicifolia Joseph M. Keefe 2001-3-16 31097 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  UCR97785  Baccharis salicifolia Scott D. White 1997-3-12 4754 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  SBBG109139  Baccharis salicina S. A. Junak 1997-10-28 SCl 980 Los Angeles N side of San Clemente Island Ridge Rd, just N of Triangulation Pt "Rest", between the forks of Mosquito Cyn 408 Comment
  UCR180382  Baccharis salicina Scott D. White, Andrea Warniment 2006-7-6 11604 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  RSA230739  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 Comment
  UC284128  Bergerocactus emoryi P. A. Munz 1923-4-13 6789 Los Angeles San Clemente Island Comment
  SBBG98573  Beta vulgaris T. Ross, A. Ross 1991-6-3 5519 Los Angeles Elephant Hill, W Pomona 256 Comment
  CAS-BOT-BC102039  Bidens laevis George B. Grant 1904-1-1 s.n. Los Angeles Ballona Comment
  UCR132312  Bidens pilosa John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  CAS-BOT-BC101994  Bidens pilosa Brandegee s.n. Los Angeles Los Angeles Comment
  CLARK-A1528-1519  Bloomeria crocea John C. Roos 1947-5-11 3606 Los Angeles Pomona Comment
  UC1600197  Bloomeria crocea var. crocea John Ingram 1950-5-6 104 Los Angeles Westmont tract, Pomona Comment
  RSA608917A  Boechera californica L. C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1219 Comment
  RSA0128794  Boechera californica Percy C. Everett, E. K. Balls 1958-4-25 22955 Los Angeles San Antonio Dam, 4 miles N of Claremont Comment
  JEPS53159  Boechera repanda Frank W. Peirson 1919-6-14 507 Los Angeles Rock Creek 1706 Comment
  CDA33355  Bothriochloa barbinodis Michael O Brien 2010-6-27 Los Angeles El Matador State Beach. 0 Comment
  CAS-BOT-BC145600  Bothriochloa laguroides subsp. torreyana S. B. Parish 1891-1-1 s.n. Los Angeles Near Los Angeles. Comment
  RSA534034  Bowlesia incana Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5279 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
  RSA466770  Boykinia rotundifolia Christopher Davidson, B. Gustafson 1975-6-24 2869 Los Angeles Big Tujunga Canyon, ca. 5 miles NE of Sunland on Road 2N78, in a small side canyon running SW. 686 Comment
  RSA0055986  Brassica geniculata Richard G. Swinney 2010-3-22 12038 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UCR273259  Brassica geniculata R. G. Swinney 2011-10-25 15861 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  SEINET10825328  Brassica oleracea Heidi H. Schmidt 1999-10-14 Schmidt 3820 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  LA31688  Brickellia californica Peter H. Raven; Henry J. Thompson 1959-9-27 14550 Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Road, 1.0 mi E of Newton Canyon. 563 Comment
  RSA596193  Brickellia californica Lauren Raz, Steve Boyd 1996-10-23 026 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  UC1119092  Brickellia californica J. Horton 1935-8-20 241 Los Angeles by Big Salton Dam (Fall, Lewis Paul Canyon, Pomona); Pomona, Fall, Lewis Paul Canyon 548 Comment
  UC73939  Brickellia californica J. Q. Adams 1905-1-1 20 Los Angeles Soldiers' Home Comment
  SD233256  Brickellia microphylla var. microphylla Jane Tirrell 2012-8-31 LS 171 Los Angeles Transverse Ranges: San Gabriel Mountains region: N side of Californa State Route 2 in rocky highway cut near mile marker 66.43, approx 1.5 mi E of Islip Saddle. 2230 Comment
  CAS-BOT-BC106128  Brickellia nevinii Joseph Andorfer Ewan 1937-8-15 10958 Los Angeles Jct. West Fork with No. Fork San Gabriel River - San Gabriel Mts. 609 Comment
  CHSC34437  Brickellia nevinii James Henrickson 1972-11-2 8103 Los Angeles 8 mi NW of Newhall, NW of jct. of Hwy 5 and Hasley Cyn. Rd. 365 Comment
  RSA586450  Brickellia nevinii Orlando Mistretta 1994-9-27 1501 Los Angeles San Gabriel Mountains; Little Rock Creek, N of Little Sycamore below jct. of 4N15 and 5N04.3 1159 Comment
  RSA678124  Brodiaea filifolia Valerie L. Soza, LeRoy Gross 2001-5-22 1242 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway (less than 100 feet below). 473 Comment
  RSA188310  Brodiaea jolonensis Robert F. Thorne 1966-6-1 36491 Los Angeles Santa Catalina Island: near margin of reservoir at upper end of Cape Canyon. 335 Comment
  SBBG113057  Brodiaea jolonensis S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 598 Los Angeles N of Airport Rd, at S end of Whitley's Pk Ridge 417 Comment
  SD66872  Brodiaea kinkiensis R. Mitchel Beauchamp 1967-6-3 548 Los Angeles In field southeast of Lemon Tank, San Clemente Island. Comment
  CAS-BOT-BC144330  Bromus Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3379 Los Angeles San Gabriel Mountains. Big Rock Creek Canyon. Ca. 130 m north to 250 m north northwest of Icy Springs. 1732 Comment
  RSA529909  Bromus carinatus var. carinatus Timothy S. Ross 1991-8-16 5814 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  SEINET269179 Image available Bromus carinatus var. carinatus Scott D. White, Chet McGaugh 1995-5-16 3058 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. 'Sunshine Cyn'; W of San Fernando Rd. and I-5 Fwy SW of interchange w 457 Comment
  UC205259  Bromus carinatus var. carinatus D. L. Crawford 1916-5-20 Los Angeles above Claremont Comment
  UCR272565  Bromus carinatus var. carinatus R. G. Swinney 2011-6-7 15063 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  CAS-BOT-BC172779  Bromus diandrus Timothy S. Ross; Steve Boyd 1994-5-4 7643 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  LA98897  Bromus diandrus E. R. Hobbs; 1979-5-6 79- 69 Los Angeles Placerita Canyon State and County Park Comment
  RSA167820  Bromus diandrus R. F. Thorne, Percy C. Everett 1964-2-7 33453 Los Angeles Lower end of Pebbly Beach Canyon, E end of Santa Catalina Island. 76 Comment
  SFV21402  Bromus diandrus L. Gross, N. Fraga, B. Hogshead 2002-3-21 495 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. South of La Tuna Canyon Road at end of Morning Glow Way. Near the main ridgetop south of Morning Glow. 412 Comment
  UC1131179  Bromus diandrus H. A. Jensen 1933-4-10 285 Los Angeles Hollywood Lake 243 Comment
  UCR259907  Bromus diandrus R. G. Swinney 2010-3-18 11989 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
  POM7110  Bromus hordeaceus P. A. Munz, L. T. Street, G. Williams 1919-4-19 2484 Los Angeles Lone Hill, San Dimas. Comment
  RSA0089141  Bromus hordeaceus R. G. Swinney 2010-5-7 12597 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA0116280  Bromus hordeaceus R. G. Swinney 2010-6-1 13162 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR270976  Bromus hordeaceus R. G. Swinney 2011-4-28 14530 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  SD31188  Bromus hordeaceus Edith A. Purer 1931-3-12 954 Los Angeles Palos Verdes Hills Comment
  POM364030  Bromus hordeaceus subsp. molliformis C. Epling 1931-04 s.nn. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  UC934028  Bromus racemosus H. L. Cogswell 1951-5-8 89 Los Angeles 2/3 mi n of San Dimas Foothill County Park (base of San Gabriel Mountains); San Gabriel Mountains 454 Comment
  LA13822  Bromus rubens Carl Epling; M. Epling May 1925 sn Los Angeles Palmdale, 3 mi. SW Comment
  RSA463266  Bromus rubens A. C. Sanders 1988-2-3 1988 Los Angeles El Segundo Dunes, immediately W of LA..International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  RSA591597  Bromus rubens C. Epling 1931-04 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA717424  Bromus rubens Gary Kovnat, LeRoy Gross 2003-2-2 12 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south-west corner of meadow Comment
  RSA587378  Bromus tectorum Orlando Mistretta 1995-4-21 1628 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mile N of Kitter Canyon 1052 Comment
  CLARK-A1528-4565  Bromus unioloides John C. Roos 1941-2-17 Los Angeles Westwood Village Comment
  RSA583014  Caesalpinia spinosa Tim S. Ross 1993-4-23 6934 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; riparian strip ca 25 m SE of Eagles Nest Lodge. 146 Comment
  UCR16143  Cakile maritima N. J. Moriarty 1973-5-20 730520- 01 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Long Beach, between 54th and 55th Place on Ocean Blvd. 2 Comment
  RSA703201  Calandrinia breweri LeRoy Gross 2005-2-15 1400 Los Angeles Along ridgeline between Brand and Childs Canyons. South side of the Verdugo's. 715 Comment
  IRVC26341  Calandrinia ciliata A. C. Sanders 2003-4-16 26022 Los Angeles Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  RSA466548  Calandrinia ciliata Charles F. Seymour 1902-3-27 s.n. Los Angeles University Of Southern California, (college campus). Comment
  UC1136632  Calandrinia ciliata A. D. Gifford 1935-3-17 486 Los Angeles 3 mi from mouth of canyon; Angeles National Forest, Tejon Quadrangle, Elizabeth Canyon Comment
  SD90281  Callitriche marginata Robert F. Thorne 1973-4-11 42802 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon. 424 Comment
  RSA0081390  Calocedrus decurrens R. G. Swinney 2010-9-13 13810 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  SEINET222398  Calocedrus decurrens L. M. Shultz 1981-4-11 4916 Los Angeles Rancho Santa Ana Botanic Garden Claremont 305 Comment
  RSA377238  Calochortus albus Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC132268  Calochortus catalinae Marion Ownbey; Ruth P. Ownbey 1938-6-27 1667 Los Angeles At mouth of Los Alisos Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC132282  Calochortus catalinae Marcus E. Jones 1882-5-1 3212 Los Angeles Los Angeles Comment
  CATA645  Calochortus catalinae Mark L. Hoefs 1991-4-18 1115 Los Angeles Santa Catalina Island: By road above Parson's Landing 129 Comment
  HSC15347  Calochortus catalinae David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  LA22336  Calochortus catalinae F. R. Fosberg; 1932-5-6 8167 Los Angeles Santa Catalina Island, Santa Catalina Island, Hill near Avalon Comment
  LA22340  Calochortus catalinae Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UC205717  Calochortus catalinae S. B. Parish 1919-4-19 19269 Los Angeles Lone Hill, near San Dimas Comment
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Oct 2 2016
  UCR157911  Calochortus catalinae Robert J. Steers 2005-5-8 11 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  SD672  Calochortus clavatus Ruth B. Randall Apr 1925 Los Angeles Mint Canyon Road. Comment
  UCR16062  Calochortus clavatus Loretta Bates 1978-5-28 s.n. Los Angeles Transverse Range, Davenport Rd., 1 mi past [west of] Red Rover Mine exit on Hwy I-14 and 1 mi east of the upper junction with Hubbard Rd. near Acton 976 Comment
  RSA229095  Calochortus invenustus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38903 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  RSA525177  Calochortus invenustus Walter Wisura, W. Steinmetz 1990-6-16 4449 Los Angeles At Messenger Flat campground. Comment
  RSA97698  Calochortus invenustus R. M. Straw 1954-6-16 628 Los Angeles Horse Flats Road, off Angeles Crest Hwy, Angeles National Forest. Comment
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Oct 7 2011
  SBBG126960  Calochortus plummerae A. Parikh, N. Gale 2011-6-28 3520 Los Angeles upper Big Tujunga Cyn, just N of Shortcut Station, 0.6 km N of St Hwy 2; San Gabriel Mtns 1280 Comment
  RSA603553  Calochortus splendens Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 624 Los Angeles N side of Cherry Harbor, Santa Catalina Island. 49 Comment
  RSA377477  Calochortus venustus Robert Gustafson 1978-6-1 s.n. Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
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Apr 1 2010
  UCR186660  Calochortus venustus A. C. Sanders 2006-5-16 32350 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  POM308903  Calycadenia tenella Samuel R. Tyson 1944-6-19 702 Los Angeles Johnston Peak, Bluebird Jct., San Gabriel Mts. 2 Comment
  UCR191700  Calyptridium monandrum A. C. Sanders 2008-4-23 35089 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UC449949  Calystegia macrostegia subsp. intermedia Geo. B. Grant 1905-4-19 212 Los Angeles Garvanza Comment
  UCR219480  Calystegia macrostegia subsp. intermedia R. G. Swinney 2009-3-26 10173 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA233389  Calystegia macrostegia subsp. macrostegia R. F. Thorne 1966-4-17 36113 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  RSA574329  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1994-6-20 2955 Los Angeles South Fork Lytle Creek 1000 Comment
  RSA549912  Camissonia Peter L. Morrell, Orlando Mistretta, L. Arsneth 1992-4-4 123 Los Angeles San Clemente Island. WNW-facing slope, approx. 2 km SSW of Wilson Cove on W Side of Island. 20 Comment
  RSA699259  Camissonia Steve Boyd, Amber Maurice 2004-5-18 11319 Los Angeles On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain, at crossing of spring outflow. 1437 Comment
  UCR217413  Camissonia bistorta R. G. Swinney 2009-3-6 10054 Los Angeles San Gabriel Mtns. Foothills/San Gabriel Valley, 1.2 miles north of Foothill Blvd. on east side of Encanto Parkway, confluence of Van Tassel and San Gabriel canyons at west bank of San Gabriel River channel, Azusa/Duarte boundary 201 Comment
  UCR270015  Camissonia bistorta R. G. Swinney 2010-3-24 12071 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
  SEINET13203273 Image available Camissonia californica R. G. Swinney 2011-1 14957 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy (Chilao Flat 7.5' Q.) 1096 Comment
  SBBG60399  Camissonia campestris subsp. campestris R. Hoffmann 1929-5-22 Los Angeles hills above Elizabeth Lake Comment
  RSA186643  Camissonia cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-5-14 17746 Los Angeles Grown at Claremont. Comment
  RSA454035  Camissonia cheiranthifolia subsp. suffruticosa Baker 1941-07 20504 Los Angeles Redondo sandy beach. Comment
  RSA667598  Camissonia graciliflora Steve Boyd, Lee Lenz 2001-5-2 10422 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  POM10145  Camissonia hirtella P. A. Munz, R. D. Harwood 1920-5-2 3831 Los Angeles San Dimas Canyon. 457 Comment
  UCR281150  Camissonia hirtella R. G. Swinney 2014-5-7 16422 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
  SEINET12192802  Camissonia ignota R. F. Thorne, Tilforth, C. W. 1971-1 41514 Los Angeles San Gabriel Mts., Angeles National Forest, San Dimas Canyon near dam on San Dimas Creek 457 Comment
  RSA0004485  Camissonia intermedia Peter H. Raven 1962-5-1 17517 Los Angeles Mulholland Highway 2.6 miles east of Seminole Hot Springs, Santa Monica Mts. 549 Comment
  RSA449027  Camissonia micrantha Christopher Davidson 1973-4-6 1864 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  RSA587385  Camissonia pallida subsp. pallida Orlando Mistretta 1992-5-8 281 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  UCR216560  Camissonia robusta Dan S. Cooper 2010-6-13 610- 68 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 155 Comment
  RSA186524  Camissonia robusta Peter H. Raven 1963-4-17 18174 Los Angeles San Clemente Island: seed collected by M. Piehl; progeny grown at Stanford. Comment
  SFV16024  Camissoniopsis cheiranthifolia subsp. suffruticosa A. M. Orcino, A. Sutton 1994-4-22 2 Los Angeles Los Angeles Basin Playa del Rey Beach at corner of Pacific Avenue and Convoy Street, 0.1 miles north of Culver Blvd. 1 Comment
  UC1211085  Camissoniopsis cheiranthifolia subsp. suffruticosa Huron H. Smith 1912-5-9 4952 Los Angeles beach Redondo Comment
  SDSU3368  Camissoniopsis hirtella H. Wedberg 1958-6-28 308 Los Angeles On New Topanga Highway, 2.9 miles east of junction with Old Topanga road. Comment
  UC1871153  Camissoniopsis ignota T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4924 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  RSA0113487  Camissoniopsis micrantha Lyman Benson 1945-5-11 11691 Los Angeles Canyon below Johnson's Pasture, Claremont. Mt. Range: San Gabriel. 548 Comment
  SBBG61352  Camissoniopsis pallida R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna, near Acton Comment
  RSA0061130  Camissoniopsis pallida subsp. pallida LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6835 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA764925  Capsella bursa-pastoris Doris Hoover Bowers 1957-3-23 158 Los Angeles Rocky Point, LaVerne. 335 Comment
  SBBG130579  Capsella bursa-pastoris S. A. Junak 2000-3-31 SCa 1144 Los Angeles above W side of Hamilton Cove, just NW of E Peak Overlook, along fenceline 402 Comment
  SFV1432  Capsella bursa-pastoris K. A. Wilson 1961-2-21 870 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  UCR282195  Capsicum D. E. Bramlet 2011-5-16 4833 Los Angeles Puente Hills near Whittier, Rose Hills Memorial Park 305 Comment
  RSA719638  Cardamine oligosperma R. G. Swinney 1998-3-14 5913 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  CAS-BOT-BC384773  Cardionema ramosissimum LeRoy Abrams 1902-6-11 2517 Los Angeles Playa del Rey Comment
  RSA0112840  Carduus pycnocephalus Steven A. Junak 1999-5-20 SCa- 958 Los Angeles Santa Catalina Island. Along Cottonwood-Black Jack Road, plant stop. 341 Comment
  UCR270662  Carex R. G. Swinney 2011-8-17 15637 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
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Sep 12 2018
  UCR273570  Carex abrupta R. G. Swinney 2011-6-15 15178 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  CAS-BOT-BC17660  Carex alma Robert F. Thorne; C. W. Tilforth 1971-6-17 39941 Los Angeles Angeles National Forest. San Gabriel Mountains. 2 miles up lower Tujunga Road from Forestry Headquarters. 457 Comment
  RSA584616  Carex alma Timothy S. Ross, Steve Boyd 1990-5-29 2708 Los Angeles San Gabriel Mtns: Big Rock Creek. Empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station. 1235 Comment
  RSA732939  Carex alma R. G. Swinney 1999-8-14 7618 Los Angeles Upper Fish Fork San Gabriel River, c.1.3 air mi. ESE of Upper Fish Fork Campground. 2268 Comment
  UCR259255  Carex alma R. G. Swinney 2010-6-4 12998 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
  UCR190102  Carex athrostachya R. G. Swinney 1998-9-7 6938 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA729709  Carex douglasii R. G. Swinney 1999-6-18 7331 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA600052  Carex fracta Steve Boyd, Lauren Raz 1997-5-20 9807 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 7N23 and 7N08. 1341 Comment
  NY11141  Carex hassei H. E. Hasse 07 1894 s.n. Los Angeles San Bernardino Range. 1219.2 Comment
  CAS-BOT-BC32088  Carex multicaulis Timothy S. Ross; Steve Boyd; Peter Fritsch 1990-6-25 3781 Los Angeles Natural depression SSW of Crystal Lake: Crystal Lake USGS 7.5' Quad. 1703 Comment
  UCR271987  Carex multicaulis R. G. Swinney 2011-6-20 15217 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  CAS-BOT-BC118976  Carex pellita Steve Boyd; Lauren Raz 1997-5-28 9857 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage, 938 Comment
  CAS-BOT-BC118428  Carex praegracilis George B. Grant 1904-6-5 6265 Los Angeles Ballona Salt Marsh Comment
  RSA1519  Carex schottii D. L. Crawford 1916-3-1 s.n. Los Angeles Mountains above Claremont, Palmer s Canyon. Comment
  POM81697  Carex spissa H. E. Hasse 1890-5-10 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA748466  Carex subfusca R. G. Swinney, Cody Clarke 2001-8-22 8075 Los Angeles San Gabriel Mtns.: 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  SEINET5042234 Image available Carex subfusca Unknown 1933-7-21 3524 Los Angeles Buckhorn, San Gabriel Mts. Comment
  POM155576  Castilleja affinis M. B. Dunkle 1928-4-11 1846 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  SBBG6752  Castilleja affinis E. R. Blakley 1959-4-5 2732 Los Angeles bluff, W side of Pt Dume 15 Comment
  RSA589223  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2923 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA730603  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1969-7-10 38436 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  SBBG66835  Castilleja chromosa R. Hoffmann 1929-4-28 Los Angeles Harold, near Palmdale Comment
  SBBG95431  Castilleja exserta M. B. Dunkle 1928-3-17 1739 Los Angeles Horse Flats, Johnson's Comment
  UCSB10573  Castilleja exserta subsp. exserta Haller, Norman 1953-3-21 Los Angeles Point Dume Comment
  RSA0044701  Castilleja foliolosa Valerie L. Soza, Steve D. Boyd, Leland Lubinsky 2000-6-29 1043 Los Angeles Liebre Mountains: Junction of Old Ridge Route (FS Road 8N04) and road to summit of Liebre Mountain (FS Road 7N23). 1189 Comment
  RSA400555  Castilleja foliolosa Ora M. Clark 1929-3-30 1894 Los Angeles W. Lancaster. Comment
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Sep 17 2007
  UC885209  Castilleja foliolosa I. W. Clokey and B. C. Templeton 1930-4-8 4722 Los Angeles San Francisquito Canyon 900 Comment
  UCR38797  Castilleja gleasoni T. P. Krantz 1980-7-15 s.n. Los Angeles San Gabriel Mtns., Upper Chilao Flats Comment
  CAS-BOT-BC243786  Castilleja hololeuca Alice Eastwood 1917-7-20 6511 Los Angeles Santa Catalina Island Comment
  JEPS8827  Castilleja linariifolia Frank W. Peirson 1921-7-2 2478 Los Angeles Pallett Creek; San Gabriel Mountains 1097 Comment
  RSA448658  Castilleja linariifolia Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  RSA188507  Castilleja miniata subsp. miniata Unspecified, John Olmsted 1965-8-26 35384 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
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Jan 31 2008
  LA209229  Castilleja plagiotoma Carl Epling; 1943-4-11 sn Los Angeles Little Rock Dam Road turnoff, near Palmdale Comment
  RSA641299  Castilleja plagiotoma Orlando Mistretta, R. T. Hawke 1995-6-29 1863 Los Angeles San Gabriel Mountains: Lightening Ridge Trail, Blue Ridge. Comment
  RSA772385  Castilleja plagiotoma R. G. Swinney 2009-5-12 10756 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  RSA774238  Caulanthus inflatus R. G. Swinney 2009-5-5 10633 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA643175  Caulanthus major var. major Orlando Mistretta 1993-6-28 902 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  RSA25762  Ceanothus arboreus Carl B. Wolf 1941-6-24 10890 Los Angeles About 2 mi. from Avalon on road to the isthmus. Comment
  POM136654  Ceanothus crassifolius C. F. Baker 1904-2-17 4062 Los Angeles San Antonio Canyon. Comment
  RSA517129  Ceanothus crassifolius Tim S. Ross, S. D. Boyd 1990-5-14 2498 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1122 Comment
  RSA792773  Ceanothus crassifolius Justin M. Wood 2009-3-24 393 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. Old restoration site, east of old infirmary. 405 Comment
  CAS-BOT-BC48880  Ceanothus cuneatus Timothy S. Ross; Steve Boyd 1994-5-10 7752 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence 883 Comment
  RSA164759  Ceanothus cyaneus Wesley O. Griesel 1963-5-17 784 Los Angeles About 1/4 mi southeast of Devil's gate Dam Pasadena 366 Comment
  LA30345  Ceanothus leucodermis Mary V. Hood; 1939-5-29 39- 54 -k* Los Angeles San Gabriel Mountains, Chilao Flats 1584 Comment
  RSA164796  Ceanothus leucodermis Wesley O. Griesel 1963-5-9 783 Los Angeles Little Rock Canyon about 5 mi. above dam, San Gabriel Mts. 1220 Comment
  RSA724568  Ceanothus leucodermis K. Dobry 1991-4-22 462 Los Angeles West San Gabriel Mts. along Sand Cyn to Whitney Cyn Comment
  POM293303  Ceanothus oliganthus Lyman Benson 1945-3-25 11613 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  RSA399736A  Ceanothus oliganthus Mable Emler 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  UCD162838  Ceanothus oliganthus D. O. Burge 2015-3-17 1689 Los Angeles Newhall Pass. 550 Comment
  UCSB8402  Ceanothus oliganthus Haller, John 1950-3-26 Los Angeles San Gabriel Mtns., west ridge of Little Dalton Canyon 762 Comment
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Jan 20 2015
  RSA277960  Ceanothus oliganthus var. oliganthus Austin P. Griffiths 1962-11-5 4499 Los Angeles Chantry Flat, Big Santa Anita Canyon, N. of Arcadia, San Gabriel Mts. Comment
  LA42093  Ceanothus spinosus Carl Epling; Lincoln Ellison 1929-3-16 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA398936  Ceanothus spinosus T. S. Clare 1929-3-10 s.n. Los Angeles Topango [Topanga] canyon. 488 Comment
  UCD112712  Ceanothus spinosus Gerald Dickinson 1962-5-17 39 Los Angeles Topanga Canyon and Upper Robinson Rd. Santa Monica Mts. 304 Comment
  CAS-BOT-BC52496  Ceanothus vestitus Le Roy Abrams; E. A. McGregor 1908-6-19 334 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SBBG128335  Centaurea melitensis A. Cheung, D. Kasang, S. Lawrence-Gomez, M. Zou, S. Raray 2011-7-1 10 Los Angeles Deer Valley Trail 23 Comment
  SEINET3146187  Centaurea melitensis G. B. Grant 153 Los Angeles Pasadena Comment
  UCR281652  Centaurea melitensis R. G. Swinney 2014-5-27 16655 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
  UC878344  Centaurium davyi L. W. Nuttall 609 Los Angeles Santa Catalina Island Comment
  SEINET6744581 Image available Centaurium venustum M. F. Wheeler 1938-6-13 975 Los Angeles San Dimas Wash, 0.5 mi NE of San Dimas County Park, California Comment
  RSA509617  Centranthus ruber Louis C. Wheeler 1966-10-27 9091 Los Angeles N-facing cliff 200 yards inside mouth of San Gabriel Canyon. Comment
  SBBG60911  Centromadia parryi subsp. australis M. N. Ackley 1930-8-14 238 Los Angeles Eagle Rock 182 Comment
  CAS-BOT-BC179816  Centrostegia thurberi Victor Duran 1933-5-23 3417 Los Angeles Near Lancaster Comment
  RSA392722  Centrostegia thurberi var. thurberi Anstruther Davidson 1892-07 s.n. Los Angeles Lancaster. Comment
  JEPS45576  Cercocarpus Frank W. Peirson 1918-5-26 79 Los Angeles Summit of Mount Wilson Comment
  UCR153558  Cercocarpus betuloides A. C. Sanders 2005-5-11 30188 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
  UCR223651  Cercocarpus betuloides R. G. Swinney 2009-6-24 11267 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCR223760  Cercocarpus betuloides R. G. Swinney 2009-5-28 10975 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CAS-BOT-BC142166  Cercocarpus betuloides var. betuloides Geo. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canyon [Canon] 609 Comment
  UC1127863  Cercocarpus betuloides var. betuloides G. E. Sindel 1935-1-7 103 Los Angeles 1 1/4 mi se of Quail Lake (Los Angeles County National Forest); Los Angeles County National Forest 1097 Comment
  POM155809  Cercocarpus betuloides var. blancheae M. B. Dunkle 1928-4-21 1871 Los Angeles Santa Catalina Island. Renton Mine Road 274 Comment
  SBBG12776  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-3 5367 Los Angeles between Wrigley Reservoir and the SE Fk of Gallagher Cyn 381 Comment
  RSA0060508  Cercocarpus ledifolius R. G. Swinney 2010-9-23 13877 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  CAS-BOT-BC143815  Cercocarpus ledifolius var. ledifolius Le Roy Abrams; E. A. McGregor 1908-7-5 663 Los Angeles Lone Pine Canyon, slopes of the San Gabriel Mountains Comment
  CHSC26382  Cestrum purpureum Marilyn Chase 1967-7-7 177 Los Angeles Pasadena, Calif. Inst. of Tech., Earhart Plant Research Lab. Comment
  POM351643  Chaenactis artemisiifolia Fay A. MacFadden 1931-5-25 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  SBBG17274  Chaenactis artemisiifolia M. Vincent 1962-5-25 258 Los Angeles ca. 2 mi E of Malibu Cyn Rd on Piuma Rd Comment
  UCR127154  Chaenactis artemisiifolia A. C. Sanders, Mark A. Elvin 2003-6-18 26959 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  UCR258912  Chaenactis artemisiifolia R. G. Swinney 2010-4-23 12351 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA561580  Chaenactis artemisiifolia Steve Boyd, Orlando Mistretta 1993-5-18 8150 Los Angeles Upper Sombrero Canyon, just below western end of Sombrero Rd. (3N64) 792 Comment
  UC1174387  Chaenactis fremontii Ira L. Wiggins and W. R. Ernst 1958-5-2 230 Los Angeles 1 mi nw of Little Rock Comment
  RSA747005  Chaenactis glabriuscula R. G. Swinney 2005-4-9 8211 Los Angeles San Dimas, Sycamore Canyon 396 Comment
  UCR220363  Chaenactis glabriuscula R. G. Swinney 2009-4-16 10347 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, confluence of Van Tassel and San Gabriel canyons, 1.3 miles north of Foothill Blvd., on both side of El Encanto Parkway 183 Comment
  RSA640252  Chaenactis glabriuscula R. F. Thorne, C. W. Tilforth 1971-4-9 41538 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  CAS-BOT-BC277353  Chaenactis glabriuscula var. glabriuscula John Thomas Howell 1928-3-20 3471 Los Angeles Hills east of Vermont Canon [Canyon], Griffith Park Comment
  CAS-BOT-BC277824  Chaenactis santolinoides A. D. E. Elmer 1902-6-1 3802 Los Angeles Acton, Mt. Gleason Comment
  OBI54993  Chaenactis santolinoides David J. Keil 1980-4-17 13783 Los Angeles Lower Shake Campground, 5 mi E of Lake Hughes Comment
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Dec 7 2015
  RSA152484  Chaenactis santolinoides R. C. Bacigalupi, G. T. Robbins, L. R. Heckard 1953-6-14 4189 Los Angeles Upper slopes of the So. Fork of Little Rock Creek Canyon, higher north slopes of the San Gabriel Mts, Angeles National Forest. 1554 Comment
  RSA587042  Chaenactis santolinoides Orlando Mistretta, Mark Elvin 1995-5-10 1695 Los Angeles San Gabriel Mountains. Bare Mountain Canyon. West Fork. 1585 Comment
  RSA595470  Chaenactis stevioides L. C. Wheeler 1967-5-12 9477 Los Angeles San Gabriel Mountains. ca. 1/2 way between Hunt Canyon and Soledad Canyon at Vincent. 1158 Comment
  UCSB27839  Chaenactis xantiana Blakely, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  JEPS26375  Chaenactis xantiana Ernest C. Twisselmann 1959-6-2 5333 Los Angeles just below the fire lookout Liebre Mountain 1478 Comment
  CDA35233  Chamaesyce albomarginata L. C. Wheeler 1946-8-27 6266 Los Angeles San Gabriel Mountains; Shoemaker Canyon, just north of Pallett Ranch by side of Pear Blossom Highway. Comment
  POM122562  Chamaesyce albomarginata Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  SFV20836  Chamaesyce melanadenia L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 706 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 622 Comment
  RSA70396  Chamaesyce serpillifolia F. W. Peirson 2039 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  RSA573735  Cheilanthes covillei T. S. Ross 1992-7-17 6713 Los Angeles San Gabriel Mountains: Condor Peak and immeditate vicinity. 1598 Comment
  SEINET10938400  Cheilanthes fendleri Jason R. Grant, W. Wheeler 1904-5-17 Grant UMO 32273 Los Angeles Collected at Mt. Wilson, southern California. In crevices of rocks. 1524 Comment
  RSA660887  Cheilanthes newberryi Orlando Mistretta 1992-4-5 149 Los Angeles Guds, San Clemente Island. Comment
  PASA2690  Chenopodium album Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA133815  Chenopodium ambrosioides H. J. Thompson 1959-11-23 3006 Los Angeles South shore of Upper Franklin Canyon Reservoir. 259 Comment
  RSA478529A  Chenopodium ambrosioides E. S. Spalding 1923-10-3 s.n. Los Angeles La Canada road Comment
  UC699657  Chenopodium ambrosioides Kay H. Beach 1942-11-25 1731 Los Angeles roadside near guard's house at Dalton Dam; San Gabriel Mountains, San Dimas Experimental Forest 518 Comment
  UCR204576  Chenopodium berlandieri R. G. Swinney 2005-8-5 8393 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR237898  Chenopodium berlandieri Mark A. Elvin 2003-4-22 2530 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
  UCR124871  Chenopodium botrys B. C. Templeton 1959-8-4 8267 Los Angeles Glendale 183 Comment
  UCR204853  Chenopodium botrys R. G. Swinney 2005-8-9 8414 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  SBBG116992  Chenopodium californicum S. A. Junak 2001-5-4 SCa 1475 Los Angeles slopes overlooking Cherry Cove, upslope from rd, on E side of cove 70 Comment
  VVC180  Chenopodium californicum P. J. MacKay 1975-5-14 s.n. Los Angeles San Gabriel Mtns, Highway N4 ca 1 mile north of Mile High 1980 Comment
  POM12232  Chenopodium californicum F. L. Robinson 1921-3-20 18 Los Angeles Claremont. Comment
  RSA573456  Chenopodium californicum T. S. Ross 1992-6-15 6555 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 294 Comment
  UC501519  Chenopodium multifidum Frank W. Peirson 1920-10-1 2291 Los Angeles near corner of Broadway and Union Streets; Pasadena Comment
  RSA599239  Chenopodium murale L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; West Debris Basin above Brown School for Girls. Northwest of Glendora. 426 Comment
  RSA604377  Chenopodium murale L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  RSA64785  Chenopodium murale F. W. Peirson 1923-4-9 3481 Los Angeles San Clemente Island: canyon near Lemon Tank at Middle ranch Comment
  UCSB22568  Chloris gayana Bluestone, V. 1965-4-30 Los Angeles Decker Rd, 3 to 4 mi E of Highway 101 60 Comment
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Oct 16 2014
  SBBG127390  Chorispora tenella A. C. Sanders 2010-3-30 37708 Los Angeles E of Lancaster and S of Redman, 90th St E 0.35 mi N of Ave H 727 Comment
  RSA773536  Chorizanthe brevicornu R. G. Swinney 2009-4-29 10563 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA0065549  Chorizanthe parryi T. Sargent 1959-5-18 s.n. Los Angeles Rio Hondo Wash N. of Highway 99. Comment
  NY468364  Chorizanthe parryi var. fernandina S. B. Parish 06 1887 1987 Los Angeles San Fernando Valley Comment
  JEPS108295  Chorizanthe spinosa David Gowen 2005-5-21 352 Los Angeles HWY 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th St. West. Comment
  CATA321  Chorizanthe staticoides Mark L. Hoefs, A. Douglas Propst 1973-6-5 349 Los Angeles Santa Catalina Island: Cape Canyon, on slope above dry stream bed, west exposure 304 Comment
  POM175360  Chorizanthe staticoides E. Crow 1930-6-29 s.n. Los Angeles San Gabriel Mts. Trail between Camp Coldbrook and Pine Flats. Comment
  RSA9703  Chorizanthe staticoides Louis C. Wheeler 1932-4-30 668 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  RSA582802  Chorizanthe staticoides subsp. staticoides Tim S. Ross, S. D. Boyd 1993-5-23 7226 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  UCR256238  Chorizanthe thurberi R. G. Swinney 2010-5-19 12843 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  JEPS57770  Chorizanthe watsonii Frank W. Peirson 1919-5-10 394 Los Angeles Arraster Creek San Gabriel Mountains, Arraster Creek Comment
  UCR192542  Chorizanthe watsonii T. B. Salvato 2008-4-25 3343 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
  UCR227717  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2010-6-4 5254 Los Angeles San Gabriel Mountains, Monte Cristo Canyon, triutary of Mill Creek Canyon, 3.0 mi southwest of Mill Creek Summit, along SCE transmission line corridor 1372 Comment
  UCR143393  Chrysanthemum coronarium R. S. Felger 1968-5-9 s.n. Los Angeles Southern Coast, Hermosa Beach, empty lot at 2nd St. and Valley, four blocks from ocean 12 Comment
  CLARK-A1528-1763  Chrysanthemum coronarium Alfred R. Roos 1955-5-7 Los Angeles El Segundo Comment
  UCR161209  Chrysothamnus nauseosus T. B. Salvato, Melissa Clemons 2005-9-27 1236 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  UCR202719  Chrysothamnus nauseosus R. G. Swinney 2001-8-18 8058 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  POM351956  Chrysothamnus nauseosus subsp. consimilis B. C. Templeton 1932-10-2 s.n. Los Angeles Mt. Baldy Comment
  SFV21104  Cirsium occidentale var. occidentale L. Gross, L. Moore 2000-6-5 216 Los Angeles Verdugo Mountains Bottom of Brand Canyon, a short distance above the cemetary. 350 Comment
  CAS-BOT-BC438756  Cistanthe monandra Alice Eastwood 1913-5-11 3177 Los Angeles San Fernando Wash Comment
  RSA165755  Cistanthe monandra Brian C. Miller 1963-6-15 s.n. Los Angeles Singing Springs, Mill Creek Canyon, San Gabriel Mountains. 1220 Comment
  RSA529891  Cistus creticus T. S. Ross 1991-8-16 5796 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  CAS-BOT-BC172436  Clarkia bottae Raymond J. Dobbs 1924-5-22 s.n. Los Angeles 2 1/2 miles below Switzer, old Trail Comment
  CAS-BOT-BC172450  Clarkia bottae L. R. Abrams 1901-6-4 1713 Los Angeles Los Truncos Canyon, S. Monica Mts. Comment
  LA45526  Clarkia bottae A. M. Johnson; 1928-2-16 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  POM155765  Clarkia bottae M. L. Bryan 1928-4-20 85 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  CAS-BOT-BC172442  Clarkia bottae Paul F. Covel 1940-4-9 1772 Los Angeles Near no. end Rossevelt Hgwy. Comment
  JEPS43836  Clarkia cylindrica subsp. clavicarpa C. L. Hitchcock 1928-6-2 1 Los Angeles 1/8 mi n Newhall Tunnel 500 Comment
  UC146459  Clarkia dudleyana LeRoy Abrams 1902-7-1 2625 Los Angeles near Santa Anita Canyon; Wildon's Trail; Wilson's trail, near Santa Anita Canyon, Los Angeles Co. 762 Comment
  POM96978  Clarkia epilobioides P. A. Munz 1925-4-23 9439 Los Angeles San Gabriel Canyon. 488 Comment
  RSA448285  Clarkia purpurea subsp. quadrivulnera Thekla Mohr 1897-05 s.n. Los Angeles [The City of] San Gabriel. Comment
  SBBG60332  Clarkia purpurea subsp. quadrivulnera F. R. Fosberg 1932-5-7 8155 Los Angeles Hay Press [Haypress] 220 Comment
  POM3161  Clarkia rhomboidea L. R. Abrams, E. A. McGregor 1908-6-19 341 Los Angeles Oak Grove Canyon, Liebre Mts. 1067 Comment
  RSA651733  Clarkia unguiculata Brian McColgan 1988-5-25 35 Los Angeles Evey cyn., 1 mile N of Padua on M. Baldy rd. 915 Comment
  RSA425042  Clarkia unguiculata Kathy Harper 1987-5-2 s.n. Los Angeles Santa Monica Mountains, Mulholland Hwy between Las Virgenes Valley overlook and Yerba Buena Rd. Comment
  RSA653484  Claytonia parviflora subsp. parviflora Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 776 b Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 335 Comment
  RSA350988  Claytonia parviflora subsp. viridis Anstruther Davidson, Hasse 1906-6-6 1507 Los Angeles By rock Creek Comment
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May 14 2013
  UCR147788  Claytonia perfoliata Valerie Soza, Et al. 2000-6-28 1040 Los Angeles San Gabriel Mountains, Northwestern extension of Pine Mountain, 0.1 mi east of jct. with Rincon Red Box Road (FSR 2N24.2) and road to Pine Mountain (FSR 2N24A) along fire road 1280 Comment
  RSA527621  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4404 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  UC7916  Claytonia perfoliata subsp. perfoliata J. H. Barber 1897-3-19 72 Los Angeles Santa Monica Experimental Station Comment
  RSA386205  Clematis lasiantha Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles San Gabriel Mountains Comment
  LA207186  Clematis ligusticifolia Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  RSA188488  Clematis ligusticifolia Robert F. Thorne, John Olmsted 1965-8-26 35408 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 Comment
  RSA604720  Clematis ligusticifolia Louis C. Wheeler 1931-8-9 S- 6 Los Angeles San Antonio Canyon, San Gabriel Mountains. 915 Comment
  UCR210304  Clematis ligusticifolia R. G. Swinney 2008-10-16 9591 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA177844  Cleome isomeris R. F. Thorne, Percy C. Everett 1965-5-11 34649 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island 61 Comment
  UCR264878  Collinsia bartsiifolia Mitch Provance, Callen Huff 2009-4-28 10664 Los Angeles Tehachapi Mountians, Steep slopes of the ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1378 Comment
  UCR206442  Collinsia callosa R. G. Swinney 2008-6-10 9002 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  POM184509  Collinsia childii Thomas Craig 1927-6-8 399 Los Angeles In Bear Canyon Trail to Mt. San Antonio Comment
  RSA408342  Collinsia heterophylla Anstruther Davidson 1923-05 s.n. Los Angeles Mt. Wilson. Comment
  RSA0117361  Collinsia parryi Anuja Parikh, Nathan Gale 2005-4-13 2102 Los Angeles NE end of Santa Susana Mtns.: Long Canyon, Newhall Ranch, Study Area 31. 305 Comment
  UCR227624  Collinsia parryi Orlando Mistretta, Christine Mistretta 2010-5-26 5213 Los Angeles San Gabriel Mountains, Upper Mill Creek Canyon drainage, south of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  UCD123704  Collinsia torreyi var. wrightii Robert F. Thorne; Larry DeBuhr 1974-6-28 44747 Los Angeles San Gabriel Mts., Angeles National Forest: Lily Springs area on slope of Mount Hawkins, drainage of South Fork Big Rock Creek. 2438 Comment
  RSA579446  Collomia grandiflora T. S. Ross, S. D. Boyd 1994-6-22 8023 -b Los Angeles N slope of Sawmill Mountain complex: ca 1300 m (air) due E of Sawmill Mountain summit, along draw draining N to Hideaway Canyon. 1500 Comment
  CAS-BOT-BC59722  Comarostaphylis diversifolia subsp. planifolia Henry J. Thompson 1959-5-24 2008 Los Angeles 1.9 mi. n. of Coast Highway, Tuna Canyon Road. 335 Comment
  RSA592497  Comarostaphylis diversifolia subsp. planifolia Mark Hoefs, D. Propst 1973-3-14 125 Los Angeles Santa Catalina Island: in First Side Canyon of Cape Canyon 244 Comment
  POM187608  Conium maculatum Joseph A. Ewan 1929-6-21 3636 Los Angeles Verdugo Canyon at Colima Drive 426 Comment
  CATA3437  Convolvulus arvensis Julia Parish, Olivia Reda, Tobias Nickel 2017-6-20 030 Los Angeles Santa Catalina Island: Pacific Side; near historic Genista linifolia population in Wild Boar Gully watershed 187 Comment
  SD72155  Convolvulus mauritanicus Austin Griffiths Jr., Frieda K. McGuire 1963-6-4 4775 Los Angeles Perry's Plants, La Puente. Comment
  JEPS47848  Convolvulus simulans A. Davidson 1914-5-1 2964 Los Angeles near Point Fermin; San Pedro Comment
  RSA187955  Conyza bonariensis R. F. Thorne 1966-4-28 36187 Los Angeles Santa Catalina Island. Avalon, S.C.I. Co. parking lot. 15 Comment
  UCR150834  Conyza canadensis R. G. Swinney, Dave Larson 1999-5-15 7154 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA412321  Cordylanthus nevinii Christopher Davidson 1974-8-1 2519 Los Angeles On Angeles Crest Highway, west of Islip Saddle, opposite Kratka Ridge Ski Lift. Angeles National Forest 2134 Comment
  UCR182495  Cordylanthus nevinii R. G. Swinney 1997-7-22 5697 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCD123100  Cordylanthus rigidus subsp. setiger R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon Desert. Comment
  CAS-BOT-BC287752  Coreopsis bigelovii Geo. B. Grant 1908-4-23 5424 Los Angeles Saugus Comment
  UC1536841  Coreopsis bigelovii G. H. True Jr. 1935-3-27 170 Los Angeles 5 mi sw Palmdale 944 Comment
  POM31826  Coreopsis californica Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC105703  Corethrogyne filaginifolia Fordyce Grinnell, Jr. 1916-9-20 s.n. Los Angeles San Gabriel Mts., near Pasadena 2590 Comment
  JEPS20104  Corethrogyne filaginifolia Peter H. Raven 1957-9-21 11359 Los Angeles 2.5 mi above U.S. 101A (Topanga Canyon); Santa Monica Mountains, Topanga Canyon Comment
  JEPS30645  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1959-6-4 14332 Los Angeles Point Dume; Santa Monica Mountains 45 Comment
  RSA608440  Corethrogyne filaginifolia L. C. Wheeler 1952-10-5 1420 Los Angeles Westolme Ave UCLA Campus 137 Comment
  UC63364  Corethrogyne filaginifolia Jos. Burtt Davy 1901-6-1 7772 Los Angeles Redondo Comment
  RSA397487  Cornus occidentalis Geo L. Moxley 1917-8-18 617 Los Angeles Cienega, Southwest from Los Angeles Comment
  LA201171  Coronopus didymus Arthur C. Gibson; 2003-5-4 4703 Los Angeles 518 Comment
  CAS-BOT-BC291371  Cotula coronopifolia Le Roy Abrams 1899-3-4 863 Los Angeles Inglewood Comment
  IRVC28703  Cotula coronopifolia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25488 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  RSA199170  Crassula aquatica R. F. Thorne, D. Propst 1968-5-29 37696 Los Angeles S end of Hay Press Reservoir. 404 Comment
  RSA639742  Crassula connata L. C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Marek Canyon across the road from Karl Holton Camp. 426 Comment
  RSA670154  Crassula connata Joseph M. Keefe 2001-3-19 31170 Los Angeles San Rafael Mountains. 3 meters north of Glenoaks Boulevard, 100 meters west of end of road, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 470 Comment
  UCR91525  Crassula connata Scott D. White 1995-3-15 2583 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  SEINET13387058 Image available Crassula tillaea R. G. Swinney 2011-1 14075 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  LA93602  Crepis capillaris Walt J Uwate; 1974-1 208 Los Angeles Santa Monica Mountains, Santa Ynez Canyon 274 Comment
  RSA394750A  Cressa truxillensis Robert Gustafson 1980-7-9 1810 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA5873  Cressa truxillensis C. B. Wolf 1932-9-16 4124 Los Angeles Bryant Ranch, west side of San Gabriel River Flood Control, 1/2 mi. So. of 7th St (Long Beach). 3 Comment
  CATA530  Crocanthemum scoparium Sara L. Crockett 1997-4-29 683 Los Angeles Santa Catalina Island: 30 m W of end of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde, near barbed-wire fence line 451 Comment
  SD232222  Crocanthemum scoparium Valerie Soza, LeRoy Gross 2001-5-14 1219 Los Angeles Transverse Ranges, San Gabriel Mountains region; Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. Comment
  POM93651  Crossosoma californicum George B. Grant 1898-2-19 6408 Los Angeles Santa Catalina Island Comment
  SD39873  Croton californicus Edith A. Purer 1931-4-28 2031 Los Angeles Redondo Beach Comment
  UCR205220  Cryptantha R. G. Swinney 2006-6-18 8532 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
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Feb 19 2020
  OBI28054  Cryptantha David J. Keil, Dirk Walters 1977-4-30 12291 Los Angeles On S side of Calif rte 138 in vicinity of jctn with Los Angeles Co Rd N-2 across hwy from Quail Reservoir Comment
  UCR256540  Cryptantha clokeyi Anuja Parikh, Nathan Gale 2011-6-23 3499 Los Angeles Transverse Range: San Gabriel Mountains, north of Iron Mountain, 1.6 km east of Angeles Forest Hwy, 1.1 km south of Monte Cristo Creek 1523 Comment
  UCR222791  Cryptantha decipiens R. G. Swinney 2009-5-12 10746 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  UCD119787  Cryptantha flaccida Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mile east of Claremont, Antelope Valley. Comment
  RSA0040378  Cryptantha intermedia R. G. Swinney 2010-5-11 12663 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA654078  Cryptantha intermedia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 741 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. 426 Comment
  RSA654443  Cryptantha intermedia Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 978 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler and Fisher canyons, S of La Tuna Canyon. 457 Comment
  SBBG43886  Cryptantha intermedia M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SDSU5402  Cryptantha intermedia R. M. Beauchamp 1967-6-3 554 Los Angeles San Clemente Island. 427 Comment
  UCR233751  Cryptantha leiocarpa Jeremiah George 2012-3-12 s.n. Los Angeles South Coast, Hermosa Beach, vacant lot south of 1125 Manhattan Avenue 11 Comment
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Dec 5 2018
  CATA467  Cryptantha maritima Sara L. Crockett, Steve Junak 1997-3-27 609 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  RSA499832  Cryptantha micromeres Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  LA94313  Cryptantha microstachys Carl Epling; 1926-5-8 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA596887  Cryptantha microstachys T. S. Ross, J. Mark Porter 1995-5-4 8519 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA802341  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-7 5926 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  POM211518  Cryptantha microstachys L. C. Wheeler 1934-4-24 2541 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA763502  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2008-5-20 3149 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 99B per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1237 Comment
  JEPS67721  Cryptantha muricata Frank W. Peirson 1921-7-1 2476 Los Angeles Arraster Creek San Gabriel Mountains 944 Comment
  UC153565  Cryptantha muricata LeRoy Abrams 1902-6-17 2555 Los Angeles Sepulveda canyon Santa Monica Mountains Comment
  RSA0078903  Cryptantha muricata var. denticulata Jane Tirrell, Shirley Imsand 2012-7-6 LS 0091 Los Angeles San Gabriel Mountains region: South side Pacific Crest Trail approx. 0.5 mi east of Windy Gap. 2454 Comment
  SEINET13383024 Image available Cryptantha muricata var. denticulata R. G. Swinney 2011-1 14886 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  UCR271972  Cryptantha muricata var. denticulata R. G. Swinney 2011-5-31 14907 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
  RSA0021875  Cryptantha muricata var. jonesii Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5106 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0079259  Cryptantha muricata var. jonesii 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, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  RSA0079344  Cryptantha muricata var. jonesii Orlando Mistretta 1992-5-21 370 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA0103797  Cryptantha muricata var. muricata R. G. Swinney 2011-6-14 15112 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA0079549  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1990-6-18 3512 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  RSA0079620  Cryptantha muricata var. muricata Chung-Hsin Chung 1931-2-26 s.n. Los Angeles Griffith Park. Comment
  RSA585362  Cryptantha nevadensis T. S. Ross 1991-4-27 4703 b Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA0117521  Cryptantha nevadensis var. rigida A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37978 Los Angeles Tehachapi Mountains: Crane Canyon, 1.0 mi. SE (144 deg ) of Castac Lake, 1.7 mi. NE (43 deg ) of Gorman, just S of Kern Co. line. 1141 Comment
  UCR228575  Cryptantha nevadensis var. rigida Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8044 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  UCR98824  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1990-5-15 2512 Los Angeles San Gabriel Mtns., Soledad Campground, Tujunga Ranger District, Angeles National Forest, Soledad Canyon, c. 1.5 linear mi. east of Agua Dulce Canyon. 622 Comment
  UCR269976  Cryptantha oxygona R. G. Swinney 2010-5-19 12775 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA590919  Cryptantha similis Orlando Mistretta 1994-4-12 1009 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of Little Rock Reservoir 1006 Comment
  RSA608606  Cucurbita foetidissima L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  UCR193640  Cucurbita foetidissima A. C. Sanders 2008-7-10 35727 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  LA211145  Cucurbita pepo var. pepo Arthur C. Gibson; 2011-6-26 5352 Los Angeles SANTA MONICA MOUNTAINS, Rocky Oaks National Recreation Area, next to parking lot. Comment
  UCR117113  Cupaniopsis anacardioides A. C. Sanders, D. Malueg 2001-5-17 24349 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
  LA201639  Cupressus forbesii Arthur C. Gibson; 2004-1-6 4999 Los Angeles 259 Comment
  PASA2336  Cupressus sempervirens Nora Serruirer Los Angeles Altadena Comment
  SD237411  Cuscuta californica A. C. Sanders, Mitch Provance, T. G. Salvato 2009-6-1 37089 Los Angeles San Gabriel Valley: west edge of I-605 and c. 1 mile west of the center of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte. 139 Comment
  UCR204058  Cuscuta californica R. G. Swinney 2005-7-8 8280 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  POM264466  Cuscuta californica J. C. Roos 1937-9-2 644 Los Angeles Manhattan Beach. Comment
  RSA190914  Cuscuta californica var. breviflora R. F. Thorne 1967-5-19 36881 Los Angeles Santa Catalina Island. Echo Lake branch of upper Swain's Canyon. 366 Comment
  LA200381  Cuscuta salina var. major Jonathan Sauer; R. O. Baker 1973-5-18 5483 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  OBI14810  Cuscuta subinclusa Lewis S. Rose 1960-8-28 60086 Los Angeles Santa Monica Mts, E slope of Coldwater Cyn 335 Comment
  UCR104162  Cuscuta subinclusa Scott D. White 1997-5-22 5218 Los Angeles San Gabriel Mtns., San Gabriel River Wash, Azusa, alluvial fan E and west of levee; between Foothill Blvd. crossing and San Gabriel Valley Gun Club. 213 Comment
  POM184711  Cycladenia humilis var. venusta Joseph A. Ewan 1932-6-17 7237 Los Angeles Summit Mount Disappointment, San Gabriel Mts. 1828 Comment
  UC1586230  Cyclospermum leptophyllum Tim Ross and Annette Ross 1991-8-4 5742 Los Angeles California State Polytechnic University, Pomona Comment
  UCR205547  Cynara cardunculus A. C. Sanders, T. B. Salvato 2009-5-29 37038 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  RSA0065212  Cynodon dactylon R. G. Swinney 2010-9-1 13662 Los Angeles Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  RSA483537  Cynodon dactylon Anstruther Davidson 1890-06 s.n. Los Angeles E. Los Angeles. Comment
  SEINET10468125  Cynodon dactylon David B. Dunn 1948-2-21 Dunn 3658 Los Angeles In wash. A rain about 2 wks earlier. Below springs. Near pushawalla. Comment
  SBBG128409  Cyperus eragrostis M. L. Hoefs 1995-5-23 2133 Los Angeles Middle Cyn at Thompson Reservoir 195 Comment
  UCR223271  Cyperus eragrostis R. G. Swinney 2009-8-19 11455 Los Angeles Transverse Range; San Gabriel Mtns., confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  CAS-BOT-BC114412  Cyperus erythrorhizos Louis C. Wheeler 1932-9-19 1391 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  CHSC92808  Cyperus involucratus John Dittes 2006-1-2 1309 Los Angeles Transverse Ranges; San Gabriel Mtns.; Big Tujunga Cyn; ca. 3.2 air-miles SW of Gold Cyn Saddle, 1.3 airmiles NE of intersection of Sunland Blvd and 210 Fwy, 1.1 air-mile NW of Verdugo Hills Highschool; near Oro Vista Ave where it crosses Big Tujunga Creek; at edge of Big Tujunga Creek. 393 Comment
  RSA618691  Cyperus involucratus LeRoy Gross 1998-9-20 73 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  UCR194272  Cystopteris fragilis R. G. Swinney, Dave Larson 1999-6-25 7395 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  RSA301979  Cystopteris fragilis J. R. Shevock 1971-3-28 824 Los Angeles Mapleleaf Cyn, San Gabriel Mtns. 487 Comment
  RSA678213  Cytisus canariensis Valerie L. Soza, LeRoy Gross 2001-4-18 1139 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons, southern end of FS Road 2N40 (San Olene Station). 976 Comment
  SDSU7782  Cytisus canariensis R. M. Beauchamp 1967-3-20 372 Los Angeles Santa Catalina Island. Along beach road of Avalon. Escape from cultivation from residence above road. Comment
  RSA583058  Cytisus linifolius T. S. Ross, Janet Takara, Stacey Otte 1993-4-25 6974 Los Angeles Santa Catalina Island. E of Avalon along Mt. Ada road, and ca 345 m S of Abalone Point. 122 Comment
  CAS-BOT-BC198208  Cytisus striatus R. E. Riefner, Jr. 2006-6-12 06 -239 Los Angeles East of Sunland Verdugo Mountains, north side of 210 Freeway c. 0.6 mi. west of La Tuna Canyon Rd. intersection - Transverse Range 474 Comment
  RSA550423  Cytisus striatus T. S. Ross 1992-7-10 6685 Los Angeles upper Big Tujunga Canyon along UBTC toad; 6 degrees N and 2520m distant from Thorn (5499') Peak 1085 Comment
  RSA0056274  Datisca glomerata Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  RSA230221  Datisca glomerata R. F. Thorne 1969-7-2 38326 Los Angeles Angeles National Forest; Cedar springs ca. 1/2 mile E of Kratka ridge along Angeles Crest Hwy 2072 Comment
  RSA720248  Datura wrightii LeRoy Gross 2007-4-27 2651 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  RSA654342  Daucus pusillus Valerie L. Soza, Laura Moore 2000-5-30 969 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 487 Comment
  SD107803  Daucus pusillus Larry De Buhr 1977-4-17 2582 b Los Angeles Santa Catalina Island; ridge southeast of Shark Harbour, on coastal bluff. Comment
  UC1714545  Daucus pusillus Peter H. Raven 1962-5-7 17586 Los Angeles gully just above coast 1 mi. s. Wilson Cove (San Clemente Isl.); San Clemente Isl. 22 Comment
  CAS-BOT-BC130921  Deinandra clementina Peter H. Raven 1962-5-22 17836 Los Angeles Santa Catalina Island Comment
  SBBG42225  Deinandra clementina M. B. Dunkle 1939-4-5 7277 Los Angeles Pyramid Cove Comment
  UC284141  Deinandra clementina P. A. Munz 1923-4-8 6610 Los Angeles e coast San Clemente Island Comment
  SBBG131500  Deinandra clementina S. A. Junak, B. Collins 1991-4-24 SCI 179 Los Angeles W side of W Shore Rd 36 Comment
  CAS-BOT-BC299280  Deinandra fasciculata Geo. B. Grant 1906-9-1 7165 Los Angeles Catalina Island Comment
  CAS-BOT-BC299313  Deinandra fasciculata Geo. B. Grant 1916-4-9 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  UC729462  Deinandra fasciculata Carl B. Wolf 1932-5-10 3524 Los Angeles back of Avalon Along the equestrian trail; Santa Catalina Island 259 Comment
  UC523560  Deinandra kelloggii David D. Keck 1933-9-19 2534 Los Angeles 3 mi n Orange County line; Brea Canyon Comment
  CAS-BOT-BC294077  Deinandra kelloggii Louis Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd. 200 yds E Eaton Wash, Pasadena 304 Comment
  OBI16201  Deinandra minthornii P. A. Holden 1968-10-19 615 b Los Angeles On old Hwy 118 in Santa Susana mtns. Comment
  UC854074  Delphinium cardinale Ira W. Clokey, B. Templeton June 1929 4580 Los Angeles hill side Santa Monica Mountains, Mandeville Canyon 300 Comment
  UCR195260  Delphinium cardinale Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1353 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, Mesa Lila Road, southeast side of Henderson Canyon 427 Comment
  RSA394500  Delphinium cardinale R. J. Tinkler 1969-7-4 s.n. Los Angeles Lopez Canyon Road, San Fernando. Comment
  SBBG54425  Delphinium cardinale Greg Wright 1971-6-21 177 Los Angeles W of intersection of San Dimas Cyn Rd and Golden Hills Rd, N of San Dimas Cyn Golf Course 365 Comment
  UC136371  Delphinium cardinale C. F. Baker 1903-7-22 3347 Los Angeles Claremont Comment
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May 26 2016
  UC635339  Delphinium cardinale H. L. Mason 1927-6-15 3788 Los Angeles wash of the San Gabriel River Comment
  SEINET12099517  Delphinium decorum I. W. Clokey, Templeton, B. 1929-1 4433 Los Angeles Mandeville Canyon, Santa Monica Mts 425 Comment
  RSA0062695  Delphinium glaucum R. G. Swinney 2010-10-13 14018 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA0092456  Delphinium parishii R. G. Swinney 2011-6-23 15294 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  SBBG126933  Delphinium parishii subsp. parishii A. Parikh, N. Gale 2011-6-6 3415 Los Angeles 5.5 km W of St Hwy 14, 2.1 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1142 Comment
  POM155574  Delphinium parryi M. B. Dunkle 1928-4-11 1848 Los Angeles Emerald Bay, Santa Catalina Island. 30 Comment
  UCR211812  Delphinium parryi Valerie Soza, LeRoy Gross 2001-5-22 1240 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 648 Comment
  RSA398743  Delphinium parryi O. R. L. s.n. Los Angeles Near Glendale Comment
  CAS-BOT-BC121543  Delphinium patens subsp. hepaticoideum LeRoy Abrams 1899-4-1 229 Los Angeles Elysian Park Comment
  RSA0029729  Delphinium variegatum subsp. thornei Robert F. Thorne 1973-4-12 42970 Los Angeles San Clemente Island, large canyon S of Mosquito Cove, N of Chenity. 274 Comment
  RSA753985  Dendromecon rigida Doug Tolbert 1970-5-3 700503 -01 Los Angeles Angeles National Forest: Saugus district, Boquet Canyon road, 1 miles E of Artesian Springs campground along disturbed roadside at the hairpin turn. 1372 Comment
  RSA0034902  Dentaria californica L. Scott Ranger 1969-1-14 None Los Angeles Santa Monica Mtns., Stunt Cnyn below Saddle Peak 426 Comment
  UCR185609  Descurainia pinnata A. C. Sanders 2007-4-25 33564 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  POM369396  Descurainia pinnata subsp. glabra George R. Johnstone 1930-3-30 s.n. Los Angeles 3 1/2 miles from Llano. Mojave Desert. Comment
  SD133140  Descurainia pinnata subsp. menziesii E. La Rue, R. Montijo 2-4 Apr 1991 91 13 Los Angeles Palmdale: south of Avenue M & E of Sierra Highway; North of Air Force Plant 790 Comment
  RSA0068311  Descurainia sophia R. G. Swinney 2010-5-12 12720 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
  CAS-BOT-BC43426  Descurainia sophia Barbara T. Keller 1974-4-28 1237 Los Angeles Mojave Desert. Just west of the town of Littlerock. Comment
  RSA433568  Dicentra chrysantha M. B. Dunkle 1933-6-17 3595 Los Angeles San Antonio River Canyon 915 Comment
  UCR189980  Dicentra chrysantha R. G. Swinney 1998-9-4 6913 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  SDSU7274  Dicentra chrysantha A. H. Gallup 1948-4-28 159 Los Angeles ' The Wash' Claremont. 366 Comment
  RSA433593  Dicentra ochroleuca Bonnie C. Templeton, I. W. Clokey 1930-4-2 s.n. Los Angeles Mandeville Canyon, Santa Monica Mts Comment
  UC72250  Dichelostemma capitatum unknown Mar 1893 Los Angeles Los Angeles Comment
  RSA365101  Digitaria sanguinalis Gary D. Wallace 1979-5-2 1836 Los Angeles Vacant lot, corner of Baldwin Ave. and Foothill Blvd., Arcadia. Comment
  RSA0036158  Diplacus longiflorus Margaret Tucker 1966-5-17 s.n. Los Angeles San Rafael Hills. Comment
  LA201525  Diplotaxis tenuifolia Arthur C. Gibson; 2003-8-12 4881 Los Angeles 4 Comment
  OBI34888  Distichlis spicata David J. Keil 1983-8-23 17883 Los Angeles Huntington Harbor at Bolsa Chica Ecological Reserve Comment
  SBBG106915  Distichlis spicata M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-25 2429 Los Angeles lower Buffalo Springs Reservoir 426 Comment
  HSC6730  Dithyrea californica M. B. Walsh 1966-4-6 - 62 Los Angeles 5 mi. W of El Mirage Ranch along Palmdale-Adelanto county road Comment
  RSA706912  Dodecatheon clevelandii Gary D. Wallace 1985-3-3 2188 Los Angeles Near Ventura-Los Angeles county line, 1/4 mi. E of junction of Pacific View Dr. and Deer Creek Rd. 463 Comment
  RSA461495  Dodecatheon clevelandii subsp. clevelandii Ella M. Kennedy 1923-2-26 s.n. Los Angeles Hillside, S. Pasadena Comment
  RSA655620  Drymocallis glandulosa var. glandulosa D. E. Bramlet 1976-5-15 73 Los Angeles California State Polytechnic University campus. Found in the bottom of Box Canyon. 282 Comment
  LA94249  Dryopteris arguta Lawrence L. Kiefer; 1966-4-30 1950 Los Angeles SANTA MONICA MOUNTAINS, ca 1.5 mi SW of Lake Sherwood. 304 Comment
  RSA592501  Dryopteris arguta Mark Hoefs, Doug Propst 1973-3-14 123 Los Angeles Santa Catalina Island: Cape Canyon. 244 Comment
  SBBG128361  Dryopteris arguta B. E. Carter 2012-8-23 6994 Los Angeles below and W of Airport Rd N of of Middle Ranch Rd 370 Comment
  UCR261437  Dryopteris arguta Joseph Cahill 2010-9-11 910- 02 Los Angeles Transverse Range; San Gabriel Mtns., along Winter Creek c. 2.3 miles north of Arcadia 2589 Comment
  CAS-BOT-BC67945  Dryopteris arguta George L. Moxley 1909-6-15 s.n. Los Angeles Wilson's Trail, Little Santa Ana Canyon Comment
  RSA693714  Dryopteris arguta M. B. Dunkle 1928-5-13 1948 Los Angeles Eagle's Nest, Santa Catalina Island. Comment
  LA210120  Dudleya cymosa subsp. marcescens K. Nakai; 1980-6-8 621 Los Angeles Santa Monica Mountains, Topanga Canyon, 3.15 kn N of Calif. Hwy. 1 150.0 Comment
  RSA622841  Dudleya cymosa subsp. pumila L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport. 1402 Comment
  CAS-BOT-BC411387  Dudleya lanceolata Alice Eastwood 1919-7-4 9287 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC428397  Dudleya lanceolata Alice Eastwood 1928-6-15 15409 Los Angeles Claremont Comment
  CAS-BOT-BC428405  Dudleya lanceolata John H. Thomas 1957-5-31 6793 Los Angeles Occidental College Campus, Los Angeles. Hills behind campus. Comment
  RSA733555  Dudleya lanceolata R. G. Swinney 1998-8-21 6779 Los Angeles Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle. 1073 Comment
  UC147127  Dudleya lanceolata E. Braunton May, 1903 Los Angeles Los Angeles Comment
  POM294426  Dudleya multicaulis G. M. Baden 1949-4-28 s.n. Los Angeles Hills S of San Dimas & just N of Puddingtone Dam; just below crest of hill on N slope. 335 Comment
  RSA723077  Dudleya pulverulenta subsp. pulverulenta LeRoy Gross 2007-5-2 2673 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  RSA190958  Dudleya virens subsp. hassei R. F. Thorne 1966-6-1 s.n. Los Angeles Santa Catalina Island, along Pebbly Beach Dr. SE of Avalon 61 Comment
  RSA608870  Echinochloa crus-galli L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  SEINET179711 Image available Echinochloa crus-galli F. A. MacFadden 1934-6-15 12925 Los Angeles Waste land[sic] - Culver City Comment
  UCD131298  Eclipta prostrata Louis C. Wheeler 1966-10-27 9100 Los Angeles San Gabriel Mountains. W Fork of San Gabriel River at Camp Rincon. Comment
  UCR169886  Eleocharis A. C. Sanders, Mark A. Elvin 2002-6-25 25260 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  SD82933  Eleocharis montevidensis Arthur C. Gibson, Linda C. Gibson 1972-3-11 2785 Los Angeles Growing in moist, sandy soil in Big Tujunga Wash, along the stream. Comment
  RSA251445  Eleocharis palustris Robert F. Thorne 1966-4-17 36084 Los Angeles San Clemente Island, small reservoir between Boulder & Horton, NE side of island. 488 Comment
  RSA365428  Eleocharis palustris Robert Gustafson 1981-5-13 2216 Los Angeles Ballona Wetlands, Area 1 Comment
  IRVC26948  Eleocharis parishii A. C. Sanders, Mark Elvin 2003-8-7 27178 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  CAS-BOT-BC112217  Eleocharis rostellata Robert F. Thorne; M. Z. Thorne 1967-7-19 37175 Los Angeles Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  UCR204016  Elymus R. G. Swinney 2001-9-15 8138 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  UCR270028  Elymus elymoides R. G. Swinney 2010-5-12 12734 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
  RSA578135  Elymus glaucus subsp. glaucus Timothy S. Ross, Walter Appleby 1993-5-13 7132 Los Angeles Western San Gabriel Mountains: off the E ridge between Whitney Canyon and Los Pinetos Spring, NE side of 3151 ridgetop knoll, above margin of tributary draining NE to Los Pinetos Canyon. 878 Comment
  RSA0127377  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-7-20 10134 Los Angeles Aliso Canyon. 1067 Comment
  UCR65518  Elymus hispidus T. S. Ross, Steve Boyd 1990-5-14 2471 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District 1128 Comment
  CAS-BOT-BC234099  Elymus multisetus R. L. Armacost 1967-6-2 2240 Los Angeles Vacant lot opposite 910 Franklin St., Santa Monica Comment
  CAS-BOT-BC204362  Elymus trachycaulus subsp. trachycaulus I. M. Johnston 1918-7-6 2069 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River 1981 Comment
  CATA1308  Elymus triticoides Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2399 Los Angeles Santa Catalina Island: By road, middle of Cape Canyon 243 Comment
  POM279060  Emex spinosa E. A. Dudley 1951-5-15 s.n. Los Angeles End of River Lane, just north of Santiago Creek and east of Flower St., Santa Ana. Comment
  CATA3076  Emmenanthe penduliflora Amy Catalano 2016-4-15 070 Los Angeles Santa Catalina Island: South side of exclosure 4A, halfway up hill to FAR fence from Grand Canyon, in small gully; southeast facing slope 434 Comment
  UC1124253  Emmenanthe penduliflora A. D. Gifford 1935-3-31 539 Los Angeles 3 miles north northwest of Redrock Mountain; Angeles National Forest, Tejon Quad. 1127 Comment
  UCR48582  Emmenanthe penduliflora Steve Morgan 1974-5-2 99 Los Angeles Western Transverse Range; Santa Monica Mtns., Entrance to Tapia Park off Las Virgines Road 198 Comment
  CHSC95795  Encelia actoni LeRoy Gross 2005-5-3 2254 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  CAS-BOT-BC131209  Encelia californica Tim Ross 1993-4-22 6892 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); southerly coastal slope 1320 m SE of Cactus Peak summit 350 Comment
  SBBG20583  Encelia californica E. R. Blakley 1963-12-7 6315 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  SDSU3832  Encelia californica R. M. Beauchamp 1967-1-29 151 Los Angeles Canyon west and below Marine Outpost above Pyramid Cove, San Clemente Island. Comment
  RSA0060812  Ephedra nevadensis LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6960 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
  CAS-BOT-BC166220  Epilobium canum subsp. canum F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  CAS-BOT-BC166254  Epilobium canum subsp. canum John H. Thomas 1956-11-8 6469 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  RSA588447  Epilobium canum subsp. canum F. R. Fosberg 1931-7-15 S- 5419 Los Angeles Santa Catalina Island; Isthmus. 5 Comment
  RSA72336  Epilobium canum subsp. canum F. W. Peirson 1918-10-26 6479 Los Angeles Big Dalton Canyon, San Gabriel Mtns. 640 Comment
  SBBG13570  Epilobium canum subsp. canum E. R. Blakley 1961-9-24 4779 Los Angeles Little Harbor at mouth of Little Springs Cyn 6 Comment
  UC56486  Epilobium canum subsp. canum Ernest Braunton Oct. 1902 727 Los Angeles Oak Knoll Comment
  UCR270037  Epilobium canum subsp. canum R. G. Swinney 2011-7-21 15540 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  LA206130  Epilobium canum subsp. latifolium F. R. Fosberg; Joseph Andorfer Ewan 1931-8-11 4985 Los Angeles San Gabriel Mountains, 1 mi. above Big Cienega, Islip Trail 2057 Comment
  RSA573717  Epilobium canum subsp. latifolium Tim S. Ross 1990-8-17 3128 Los Angeles S side of Blue Ridge, 0.6 mi. E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2061 Comment
  RSA0045420  Epilobium glaberrimum Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -051 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA136791  Epipactis gigantea Percy C. Everett, E. K. Balls 1960-5-30 24132 Los Angeles San Gabriel Canyon, 2.5 miles from Azusa. Alt. 800 ft. 244 Comment
  JEPS60124  Equisetum X ferrissii Louis C. Wheeler 1931-9-5 59 Los Angeles San Dimas Canyon; San Gabriel Mts., 487 Comment
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Sep 26 2010
  LA94027  Equisetum X ferrissii Lawrence L. Kiefer; 1966-4-9 1827 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 2 mi above Sunset Blvd. 243 Comment
  SBBG27188  Equisetum arvense L. C. Wheeler 1933-8-20 2090 Los Angeles Pine Cyn Dam, San Gabriel Cyn 304 Comment
  JEPS60126  Equisetum hyemale subsp. affine Louis C. Wheeler 1933-10-7 2168 Los Angeles Livoak Canyon; San Gabriel Mts. 762 Comment
  POM47142  Equisetum hyemale var. affine I. M. Johnston 1924-8-13 s.n. Los Angeles Evey-Palmer Canyon Firebreak. About spring where locally abundant and reaching 10 ft. in height. 1036 Comment
  POM956  Equisetum hyemale var. affine L. C. Wheeler 1916-3-18 59 Los Angeles Palmers Canyon, near pool Comment
  RSA247422  Equisetum hyemale var. affine Jack Delaini 1974-4-5 36 Los Angeles Lodi canyon, San Dimas Experimental Forest, Angeles National Forest. 457 Comment
  RSA582960  Equisetum laevigatum T. S. Ross 1993-4-23 6933 (2of2) Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along the stream, ca. 350m WNW of Eagle's Nest Lodge. 131 Comment
  RSA684716  Equisetum telmateia var. braunii A. Nicholeon 1933-5-7 18144 Los Angeles Malibu Canyon Comment
  SEINET3129118  Eragrostis cilianensis H. M. Hall 1366 Los Angeles Riverside 305 Comment
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Mar 19 2015
  UC817580  Eragrostis cilianensis Louis C. Wheeler 1932-8-13 1131 Los Angeles 2 mi n Claremont 411 Comment
  RSA608693  Eragrostis curvula L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 822 Comment
  POM258855  Eragrostis mexicana subsp. virescens L. C. Wheeler 1932-9-12 1376 Los Angeles San Antonio Canyon . 1159 Comment
  RSA594574  Eragrostis pectinacea var. pectinacea L. C. Wheeler 1966-10-12 8972 Los Angeles San Gabriel Mountains. East fork, San Gabriel River, 1/2 mi. north of Cattle Canyon. 609 Comment
  RSA421544  Eremocarpus setiger Richard Kirtland 1928-3-28 14747 Los Angeles Palos Verdes Hills. Comment
  UC1871043  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3961 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  RSA0105895  Eriastrum densifolium subsp. austromontanum Charles G. Schweitzer 1931-5-31 s.n. Los Angeles Soledad Canyon. Comment
  RSA0107968  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1967-7-23 10181 Los Angeles San Gabriel Mts.: vicinity of Kentucky Springs. 1128 Comment
  RSA0120841  Eriastrum pluriflorum subsp. pluriflorum F. W. Peirson 1917-5-13 923 Los Angeles Road from Palmdale to Victorville. Comment
  UCR189263  Eriastrum sapphirinum subsp. ambiguum R. G. Swinney 1998-5-16 6065 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA0107948  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Michael Honer 2004-6-24 10490 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  RSA0121826  Eriastrum sapphirinum subsp. dasyanthum LeRoy Gross, Valerie Soza 2001-5-31 391 Los Angeles Vedugo Mountains Region: Southeast side. Dead Horse Canyon. Collected on ridge north of this canyon 457 Comment
  UCSB28768  Eriastrum sapphirinum subsp. dasyanthum Tanowitz, B. 1973-7-25 Los Angeles Beverly Glen Blvd., approximately 0.5 mi south of its junction with Mulholland Dr. (Brown Cyn) 365 Comment
  SEINET3816024 Image available Eriastrum virgatum Ira W. Clokey, B. Templeton May 1929 4551 Los Angeles Santa Monica Mountains; Mandeville Canyon 500 Comment
  SD231204  Ericameria linearifolia Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 4 Los Angeles Transverse Ranges: San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR155647  Ericameria linearifolia A. C. Sanders, T. B. Salvato 2005-4-26 29678 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
  UCR209431  Ericameria nauseosa subsp. consimilis R. G. Swinney 2008-9-12 9443 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  UC203110  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-28 10589 Los Angeles by High School; Lancaster 716 Comment
  RSA748464  Ericameria nauseosa var. oreophila R. G. Swinney 2001-8-27 8097 Los Angeles Throop Peak, west of Mt. Baden-Powell 2780 Comment
  UCR117562  Ericameria palmeri A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23269 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 762 Comment
  POM359350  Ericameria palmeri var. pachylepis Geo. L. Moxley 1914-9-19 283 Los Angeles S. Hollywood Comment
  RSA279094  Ericameria palmeri var. pachylepis R. F. Thorne, D. Propst, Mark Hoefs 1974-9-12 45114 Los Angeles Santa Catalina Island, near Empire Landing. 46 Comment
  CAS-BOT-BC131645  Ericameria parishii var. parishii I. M. Johnston 1918-9-1 2150 Los Angeles Evey [Canon] Canyon 1219 Comment
  LA202512  Ericameria pinifolia C. B. Wolf; 1931-10-20 2465 Los Angeles San Gabriel Mountains, 0.5 mi. above Montrose on the road from Tujunga to La Canada 457 Comment
  UCSB27637  Ericameria pinifolia Lavinger, S. 1975-12-1 Los Angeles Lake Hughes Road .2 miles north of Prospect Campground 762 Comment
  UCD131746  Erigeron breweri var. jacinteus Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, branch at Angeles Crest Highway. 2103 Comment
  RSA0114718  Erigeron canadensis R. G. Swinney 2011-10-25 15887 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
  IRVC29003  Erigeron foliosus A. C. Sanders, Mark Elvin 2002-6-25 25270 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 366 Comment
  UCR145468  Erigeron foliosus var. foliosus L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., north side of Burkhart Saddle 2104 Comment
  SBBG120125  Eriodictyon crassifolium var. nigrescens A. C. Sanders 2005-5-5 29947 Los Angeles W edge of Cruzan Mesa, N of Bench Mark "Plum"; Santa Clarita area 671 Comment
  SBBG19249  Eriodictyon crassifolium var. nigrescens M. A. Piehl 1959-7-28 59465 Los Angeles ca. 12 mi N of Castaic along W side of US 99 near Frenchman Flats Cmpgrd Comment
  UCR252892  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-11 12646 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR259675  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-1 12139 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
  CAS-BOT-BC188963  Eriodictyon parryi Charles Piper Smith 1914-6-20 2860 Los Angeles Mount Wilson Comment
  RSA0106570  Eriodictyon parryi R. G. Swinney 2011-6-14 15153 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  SFV21987  Eriodictyon parryi J. N. Hogue 2011-7-23 397 .4 Los Angeles San Gabriel Mountains Camp Eaton (= old Camp Cumorah Crest). 1860 Comment
  UCR271465  Eriodictyon parryi R. G. Swinney 2011-6-14 15153 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  SD252348  Eriodictyon traskiae Steven A. Junak 2000-5-19 Sca 1306 Los Angeles Santa Catalina Island: Along road to White's Landing, 0.1 mile from intersection with airport road, on E-facing slope. 408 Comment
  RSA0073119  Eriodictyon traskiae var. traskiae Mark L. Hoefs 1994-7-18 1886 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing. 244 Comment
  RSA654192  Eriodictyon trichocalyx Marilyn Porter 1991-5-17 18 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  UCR280897  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2014-4-30 16305 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UC1929463  Eriogonum Mark Elvin, Orlando Mistretta 1996-3-24 139 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  UCSB1379  Eriogonum angulosum 1937-10-15 Los Angeles Mint Cnyn. Rd. near "Y" near Palmdale Comment
  CAS-BOT-BC241586  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1955-8-10 2331 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  SD234490  Eriogonum baileyi var. baileyi Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3003 Los Angeles Santa Carita Valley: Newhall Ranch, mouth of Castaic Creek, S of SR 126. 289 Comment
  CAS-BOT-BC241977  Eriogonum cinereum Carl Epling 1934-12-12 s.n. Los Angeles Near Seminole Hot Springs Comment
  CHSC100228  Eriogonum cinereum John Dittes; Josephine Guardino 2006-12-10 1437 Los Angeles Western Transverse Ranges; Sant Monica Mountains; Malibu Canyon; downslope of Malibu Canyon Road; ca. 2.7 air-miles NE of Malibu Lagoon State Beach, ca. 1.0 air-mile south of intersection of Malibu Canyon Road and Piuma Road; just south of road tunnel. 123 Comment
  POM37397  Eriogonum cithariforme Joseph A. Ewan 1931-10-11 5240 Los Angeles Along Ventura Blvd. between Calabasas and Agoura north slope. Comment
  RSA600142  Eriogonum cithariforme var. agninum Steve Boyd, Lauren Raz 1997-5-29 9923 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  UCR269131  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-16 5696 Los Angeles San Gabriel Mountains, northern edge of mountains, along Southern California Edison transmission line corridor, 0.5 air miles north of Aliso Canyon Road 1141 Comment
  CAS-BOT-BC242749  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1990-6-18 3513 Los Angeles San Gabriel Mountains. Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1767 Comment
  RSA718058  Eriogonum davidsonii R. G. Swinney 1997-8-19 5815 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  SJSU13121  Eriogonum davidsonii C. W. Sharsmith 1945-9-7 5470 Los Angeles N slope Mt Waterman, San Gabriel Mts 1645 Comment
  RSA489560  Eriogonum davidsonii James L. Reveal, R. Broome 1987-6-25 6570 Los Angeles San Gabriel Mountians: along the Angeles Crest Highway ( California Highway 2) at milepost 47.3, 10.4 miles S of Cloudburst Summit and 0.4 mile S of Charlton Flat Campgound. 1616 Comment
  UCR210231  Eriogonum elongatum R. G. Swinney 2008-10-22 9674 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
  SDSU6574  Eriogonum elongatum A. H. Gallup 1947-10-13 62 Los Angeles Below San Gabriel (Morris) Dam. San Gabriel Mtn range. 823 Comment
  RSA393492  Eriogonum elongatum var. elongatum Wm. Martin 1971-10-21 s.n. Los Angeles Vasquez Rocks, vicinity of Agua Dulce. Comment
  POM199717  Eriogonum fasciculatum Bonnie C. Templeton 1929-06 4578 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  RSA647936  Eriogonum fasciculatum Michelle Manolovitz, Brian Willie 1992-4-27 1 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 200 feet northwest of park office. Comment
  UCR214649  Eriogonum fasciculatum subsp. foliolosum A. C. Sanders, Dan S. Cooper 2010-4-30 38140 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA578122  Eriogonum fasciculatum var. foliolosum Tim S. Ross, S. D. Boyd 1994-9-20 8228 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  RSA650865  Eriogonum fasciculatum var. foliolosum Bob Cochrane 1948-5-2 s.n. Los Angeles Found in hills back of Occidental College. Comment
  UCR142543  Eriogonum fasciculatum var. foliolosum Michelle Manolovitz, Brian Willie 1992-4-27 001 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Valley, Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 200 feet northwest of park office. 160 Comment
  CAS-BOT-BC250103  Eriogonum fasciculatum var. polifolium Le Roy Abrams; E. A. McGregor 1908-7-2 549 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  POM2242  Eriogonum fasciculatum var. polifolium L. R. Abrams 1902-6-30 2608 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA701782  Eriogonum fasciculatum var. polifolium A. C. Sanders, D. Malueg 2001-5-17 24351 Los Angeles Montebello Hills in Montebello, 11 acres gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decomissioned. 122 Comment
  UC1587669  Eriogonum fasciculatum var. polifolium Tim Ross 1991-8-14 5793 Los Angeles 3200 ft nw, Pacifico Mtn Rd Alder Saddle; San Gabriel Mountains, Chilao Flat USGS 7.5' quad. 1767 Comment
  UCR147775  Eriogonum fasciculatum var. polifolium Valerie Soza, Et al. 2000-6-29 1045 Los Angeles Liebre Mountains, Jct. of Old Ridge Rte. (FSR 8N04) and road to summit of Liebre Mountain (FSR 7N23) 1189 Comment
  RSA393143  Eriogonum giganteum Richard Arnold 1984-8-10 1030 Los Angeles LAX dunes, Playa del Rey (El Segundo Blue survey) Area V2 Comment
  UC849438  Eriogonum giganteum Carl B. Wolf 1932-10-4 4226 Los Angeles above Amphitheatre; Santa Catalina Island, Avalon 30 Comment
  CAS-BOT-BC250312  Eriogonum giganteum var. formosum L. R. Abrams; I. L. Wiggins 1931-7-6 357 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  CAS-BOT-BC250298  Eriogonum giganteum var. giganteum Brandegee 1890-5-1 s.n. Los Angeles Santa Catalina Island Comment
  CATA38  Eriogonum giganteum var. giganteum USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 20 Los Angeles Santa Catalina Island: Deer Valley Trail 42 Comment
  RSA393368  Eriogonum giganteum var. giganteum T. Gertrude Williamson 1924-08 s.n. Los Angeles Santa Catalina Island. Comment
  POM122113  Eriogonum gracile Marcus E. Jones 1900-7-12 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC253474  Eriogonum gracile John Thomas Howell 1927-10-9 3143 Los Angeles One miles sw. of San Fernando, San Fernando Valley Comment
  RSA766307  Eriogonum gracile Raymond J. Dobbs 1927-11-11 s.n. Los Angeles Lower Arroyo near Teddy's 305 Comment
  RSA674582  Eriogonum gracile var. gracile Scott D. White 2000-8-25 8126 Los Angeles San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest. 732 Comment
  UCR127661  Eriogonum gracile var. gracile A. C. Sanders, Mark Elvin 2002-6-18 25136 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  RSA393231  Eriogonum gracile var. gracile E. A. Purer 1933-10-7 5596 Los Angeles El Segundo. Comment
  CAS-BOT-BC252235  Eriogonum grande var. grande Steven A. Junak 1997-10-20 SCI- 969 Los Angeles San Clemente Island: E side of island, at mouth of southernmost canyon of Bryce Canyon complex 3 Comment
  CAS-BOT-BC261174  Eriogonum heermannii var. heermannii Dr. A. Davidson 1893-7-1 s.n. Los Angeles Rock Creek, Mojave Desert Comment
  RSA252946  Eriogonum maculatum Robert F. Thorne, Gary D. Wallace 1973-4-24 43416 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  CAS-BOT-BC268786  Eriogonum mohavense Katharine Brandegee No date on label s.n. Los Angeles Lancaster Comment
  SD82809  Eriogonum mohavense W. R. Dudley, J. A. Lamb 1896-6-4 430 3 Los Angeles Lancaster Comment
  RSA729511  Eriogonum nudum R. G. Swinney 1999-7-5 7539 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
  CHSC110083  Eriogonum ordii Sandy Leatherman; Pam DeVries 2011-4-28 2011 -9 Los Angeles 491 Comment
  CAS-BOT-BC266938  Eriogonum parishii James L. Reveal; C. Rose Broome 1987-6-25 6574 Los Angeles San Gabriel Mountains, along the Angeles Cress Highway (California Highway 2) at milepost 59.0, 1.2 miles west of Kratka Ridge Ski Resort and 5.2 miles west of the junction of California Highway 39 1981 Comment
  CAS-BOT-BC258228  Eriogonum pusillum R. G. Swinney 2009-5-12 10748 A Los Angeles Transverse Range; San Gabriel Mtns.: lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  UCR193605  Eriogonum pusillum R. G. Swinney 1999-6-28 7451 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  JEPS97134  Eriogonum roseum Ralph Hoffmann 1927-9-21 Los Angeles Gorman's, Ridge Route Comment
  POM153362  Eriogonum roseum P. A. Munz, I. M. Johnston 1928-9-4 11155 Los Angeles Elizabeth Lake. Comment
  POM280011  Eriogonum saxatile Victor Duran 1933-7-27 3538 Los Angeles San Gabriel Mountains: Buckhorn 1982 Comment
  SBBG65559  Eriogonum saxatile V. Duran 1933-7-27 3538 Los Angeles Buckhorn 1981 Comment
  UCR223647  Eriogonum saxatile R. G. Swinney 2009-6-24 11263 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA586994  Eriogonum saxatile Orlando Mistretta 1992-5-8 302 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  SBBG1442  Eriogonum thurberi H. and M. Dearing 1940-6-9 4358 Los Angeles Tujunga Wash Comment
  CAS-BOT-BC262866  Eriogonum thurberi Clare B. Hardham 1958-6-14 3702 Los Angeles Tajunga [Tujunga] Wash Comment
  POM2308  Eriogonum thurberi I. M. Johnston 1917-5-13 978 Los Angeles In San Gabriel Wash. 152 Comment
  RSA733086  Eriogonum umbellatum var. minus R. G. Swinney 2001-6-20 8009 Los Angeles Summit of Mt. Lewis, NW of Dawson Saddle. 2524 Comment
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Feb 6 2013
  UC426420  Eriogonum umbellatum var. minus G. J. Goodman, C. L. Hitchcock Jul 28 1930-Jul 30 1930 1726 Los Angeles near top of Mt. San Antonio; Mt. San Antonio 3048 Comment
  UCD101452  Eriogonum umbellatum var. minus Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains, summit of Mt. Hawkins. 2697 Comment
  RSA0023117  Eriogonum umbellatum var. munzii Duncan S. Bell, Caitlin Elam 2013-7-11 5350 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  LA104165  Eriogonum wrightii var. membranaceum T. Thomas; 1982-11-1 567 Los Angeles 609 Comment
  CAS-BOT-BC264997  Eriogonum wrightii var. subscaposum Frank W. Peirson 1928-9-5 8193 Los Angeles Road from Rock Creek to Big Pines, San Gabriel Mts. 1676 Comment
  UCR259688  Eriophyllum ambiguum var. paleaceum Mitch Provance, Callen Huff 2009-4-28 10722 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  IRVC26191  Eriophyllum confertiflorum A. C. Sanders 2003-6-19 26975 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  POM357908  Eriophyllum confertiflorum Gale Sphon 1955-5-12 S.N. Los Angeles 2.5 miles E of Sepulvada Blvd, on Mulholland Drive. Comment
  RSA598138  Eriophyllum confertiflorum V. W. Steinmann, Timothy S. Ross 1995-5-8 665 Los Angeles Liebre Mountains, along Bouquet Canyon Road, ca. 1 km (by air) ENE of the Bouquet Guard Station and adjacent to Bouquet Campground #3 725 Comment
  RSA658356  Eriophyllum confertiflorum Naomi Zohman 1985-4-28 14 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  SDSU4089  Eriophyllum confertiflorum R. M. Beauchamp 1967-3-19 298 Los Angeles Canyon below Lemon tank; San Clemente Island. Comment
  JEPS34718  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1920-9-12 2276 Los Angeles s trail Baldy; San Gabriel Mts., Baldy 2438 Comment
  UC566671  Eriophyllum confertiflorum var. confertiflorum Herbert L. Mason 1927-6-14 3766 Los Angeles San Gabriel Mts., San Antonio Canyon 1889 Comment
  SEINET11850698  Eriophyllum confertiflorum var. laxiflorum J. F. Bright, Wyman, C. 1933-1 8345 Los Angeles Boquet Canyon Comment
  RSA251400  Eriophyllum nevinii R. F. Thorne 1966-4-15 36011 Los Angeles San Clemente Island, 1/2 mile SSE of Eel Point, SW side of island Comment
  CAS-BOT-BC296965  Eriophyllum wallacei Alice Eastwood 1913-5-11 3180 Los Angeles San Fernando Wash Comment
  RSA0089240  Eriophyllum wallacei Steve D. Boyd, Gary D. Wallace 2011-4-14 12310 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UCR92390  Eriophyllum wallacei F. M. Reed 1925-6-12 5067 Los Angeles San Gabriel Mtns/San Fernando Valley region, Sierra Madre Mountains, Big Tujunga Wash [in Big Tujunga Canyon] 579 Comment
  UCR62321  Erodium brachycarpum R. G. Swinney 1990-3-24 1551 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. Within 250 yards of east end of Fawn Valley Road, near railroad tracks 274 Comment
  RSA669156  Erodium cicutarium LeRoy Gross, Naomi S. Fraga 2002-4-4 503 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. This home was burned down a long time ago, and road abandoned. 606 Comment
  UCR255833  Erodium cicutarium R. G. Swinney 2010-5-4 12503 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  SD113961  Erodium cicutarium Darley F. Howe 1915-1 45 Los Angeles Claremont Comment
  RSA595337  Erodium moschatum Louis C. Wheeler 1967-4-30 9206 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch 366 Comment
  RSA647952  Erodium moschatum Diane Elliott 1985-4-19 9 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  CAS-BOT-BC40713  Erysimum capitatum P. Parnay 249 Los Angeles Little Tejunga. Comment
  SEINET8257602  Erythranthe floribunda LeRoy Abrams 1902-7-1 2611 Los Angeles Little Santa Anita canyon. Comment
  SD107840  Erythranthe guttata Mark Hoefs 1973-7-20 400 Los Angeles Santa Catalina Island: along dry stream bed by Edison Pump Station, Upper Middle Ranch Canyon 312 Comment
  CAS-BOT-BC403170  Eschscholzia californica John Thomas Howell 1930-5-12 4878 Los Angeles 1 mile north of Acton Comment
  RSA732720  Eschscholzia californica A. C. Sanders 2003-4-29 26188 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  SD69712  Eschscholzia californica Robert F. Thorne 1966-4-28 36212 Los Angeles Santa Catalina Island, on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon. 274 Comment
  UCD94062  Eschscholzia californica Shannon M. Still 2006-3-31 73 Los Angeles California. Los Angeles County: In field on the NE corner of W. Ave F-8 and 170th Street W. 852 Comment
  RSA0038398  Eschscholzia californica Harold L. Pirie 1963-4-27 s.n. Los Angeles Santa Monica Mts., near Wells Drive and Calvin Street, Woodland Hills. 274 Comment
  UCD95306  Eschscholzia californica Gerald Dickson 1962-4-3 6 Los Angeles 1 mile west of Topanga Canyon - Mulholland. Santa Monica Mountains. 356 Comment
  RSA783235  Eschscholzia californica var. peninsularis J. D. Olmsted 1962-4-30 412 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  UC10049  Eschscholzia minutiflora J. Burtt Davy May, 1896 2489 Los Angeles Manzana Antelope Valley Comment
  UCR143009  Eschscholzia minutiflora L. C. Wheeler 1967-5-24 9741 Los Angeles San Gabriel Mtns, Angeles National Forest, Indian Canyon, '2300 ft 488 Comment
  SEINET12190720  Eucalyptus ficifolia J. F. Bright, Wyman, C. 1931-1 5320 Los Angeles Beverly Hills Comment
  RSA673622  Eucalyptus globulus LeRoy Gross 2003-1-25 687 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest. 610 Comment
  UC2026418  Eucalyptus rudis Louis C. Wheeler 1965-5-17 8711 Los Angeles LIEBRE MOUNTAIN: Two Shay Ranch, Bouquet Canyon. Comment
  UC1870241  Eucalyptus sideroxylon LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 387 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Dead Horse Canyon, along road (Heather Ridge Dr.) 335 Comment
  RSA0012836  Eucalyptus tereticornis Stephen Hill 1981-2-2 2 Los Angeles 0.7 mi. S. of Silverbit on Valley Center on S. side of street. Comment
  IRVC29542  Eucrypta chrysanthemifolia A. C. Sanders 2003-4-29 26165 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  SEINET3860280  Eucrypta chrysanthemifolia R. G. Swinney 2009-4-16 10382 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Duarte, lower Van Tassel fire road, Van Tassel Canyon.; 0 439 Comment
  SFV17288  Eucrypta chrysanthemifolia var. chrysanthemifolia J. N. Hogue 1998-3-3 101 .3 Los Angeles San Rafael Hills Eagle Rock. San Rafael Hills near Eagle Rock Reservoir. 335 Comment
  RSA226230  Eucrypta chrysanthemifolia var. chrysanthemifolia Gary D. Cromwell 1971-4-21 573 Los Angeles Mystic Canyon, 2 mi. NE of Glendora. Comment
  LA50504  Eulobus californicus Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR277183  Euphorbia R. G. Swinney 2010-10-5 13963 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  UC56688  Euphorbia crenulata Ernest Braunton 1903-1-15 804 Los Angeles Glendora Comment
  SD232675  Euphorbia dendroides D. Koutnik 1996-4-20 Los Angeles San Gabiel Mtns.: foothills above Pasadena, side canyon of Eaton Wash along New York Drive, 0.25 mi. N of Sierra Madre Blvd. 299 Comment
  UCR92419  Euphorbia maculata Steven A. Junak 1990-11-9 SC1- 144 Los Angeles Channel Islands, San Clemente Island, N end of island, just SE of passenger terminal building at airfield. 61 Comment
  OBI70693  Euphorbia melanadenia Louis C. Wheeler 1936-7-3 4211 Los Angeles San Gabriel Mts: Bailey Cyn 396 Comment
  RSA432442  Euphorbia palmeri B. C. Templeton 1932-8-25 5069 Los Angeles Near Animal Park, Big Pines Park, San Gabriel Mountains. 2073 Comment
  RSA599460  Euphorbia spathulata Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9479 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
  RSA601144  Euthamia occidentalis L. C. Wheeler 1966-10-22 9039 Los Angeles San Gabriel Mountains. Aliso Canyon near confluence with Gleason Canyon. 944 Comment
  UCR180377  Festuca arundinacea Scott D. White, Pam Devries 2006-5-9 11414 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
  UCR101738  Festuca californica L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  UCR153321  Festuca microstachys A. C. Sanders, T. B. Salvato 2005-4-26 29737 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, bowl between ridges at NE end of Cruzan Mesa, just south of Vasquez Canyon Road 595 Comment
  UCR155651  Festuca microstachys A. C. Sanders, T. B. Salvato 2005-4-26 29681 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
  CATA71  Festuca myuros Peter Henrikson 1987-4-13 54 Los Angeles Santa Catalina Island: Hermit Gulch 106 Comment
  RSA0110506  Festuca myuros R. G. Swinney 2010-6-1 13142 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR220290  Festuca myuros R. G. Swinney 2009-4-24 10476 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  LA13697  Festuca octoflora A. M. Johnson; 1935-4-23 4569 Los Angeles 228 Comment
  LA99236  Festuca perennis R. L. Armacost; 1967-7-2 2289 Los Angeles Santa Monica Mountains, Santa Monica: SW corner of Alta and 26th Street Comment
  SBBG32124  Festuca perennis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -193 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  CAS-BOT-BC474725  Ficus microcarpa R. E. Riefner, Jr. 2014-8-11 14 -292 Los Angeles City of Long Beach, Belmont Shores, N and S sides of Ocean Blvd. at Termino Ave 11 Comment
  RSA0113949  Ficus microcarpa R. E. Riefner Jr. 2015-4-25 15 -132 Los Angeles City of Santa Monica, both sides of Ocean Ave., N and S of Santa Monica Blvd. 30 Comment
  RSA675945  Filago californica LeRoy Gross 2003-3-9 804 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  RSA747422  Filago californica R. G. Swinney 2008-5-12 8845 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA535317  Foeniculum vulgare T. S. Ross 1991-5-20 5367 Los Angeles San Clemente Island: Un-named knoll ca 5100 feet S of Wilson Cove Settlement; gradual northerly slope 2750 NNW of the 750 BM. 218 Comment
  RSA608604  Foeniculum vulgare L. C. Wheeler 1974-5-13 s.n. Los Angeles Pasadena: Prebles, 115 E. Glenarm. Comment
  UCR190923  Forestiera pubescens R. G. Swinney 1999-6-28 7450 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  UCR256847  Frangula californica R. G. Swinney 2010-8-16 13555 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA228858  Frasera neglecta Robert F. Thorne 1971-6-26 39992 Los Angeles Angeles National Forest:, Chilao Flat near entrance. 1616 Comment
  UCR150463  Frasera neglecta R. G. Swinney 1999-6-21 7393 Los Angeles San Gabriel Mtns., Boulder Canyon, upper end near Hwy 2 1854 Comment
  RSA464905  Fraxinus dipetala M. B. Dunkle 1936-3-28 4708 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  RSA599886  Fremontodendron californicum Steve D. Boyd, Lauren Raz 1997-5-6 9731 Los Angeles Liebre Mountains region: Northern flank of Red Mountain, near the head of Clearwater Canyon, ca. 0.1 mile east of the saddle divide with Ruby Canyon. 915 Comment
  RSA0016879  Fritillaria pinetorum G. R. Campbell 1952-6-28 17291 Los Angeles South slope of Mt. San Antonio (Baldy); San Gabriel Mts. 2744 Comment
  RSA631377  Funastrum cynanchoides var. hartwegii Valerie L. Soza, LeRoy Gross 1999-5-10 457 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  SEINET10580692  Funastrum hartwegii Charles F. Baker 1903-8-5 Baker 3676 Los Angeles Claremont Comment
  UCR162365  Gaillardia pulchella Anuja Parikh, Nathan Gale 2004-6-15 2041 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  UCR219332  Galinsoga parviflora Lorraine Weller 2009-5-5 050509- 01 Los Angeles Los Angeles, Greater Watts Community Gardens, 600 block East 118th Place 35 Comment
  UCD132355  Galinsoga parviflora Annetta M. Carter 1933-12-20 420 Los Angeles Residence of Mrs. N.C. Carter, Sierra Madre. Comment
  RSA702032  Galium andrewsii Steve D. Boyd, Amber Maurice 2004-5-18 11311 Los Angeles Atmore Meadows area. Comment
  CHSC5095  Galium angustifolium M. MacArthur 1967-7-16 80 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  UCR252741  Galium angustifolium R. G. Swinney 2010-5-29 13397 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  POM4429  Galium angustifolium subsp. angustifolium Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  RSA229182  Galium angustifolium subsp. angustifolium Robert F. Thorne, C. W. Tilforth 1971-6-30 40736 Los Angeles Big Rock Creek above Sycamore Flat. 1402 Comment
  RSA602320  Galium angustifolium subsp. angustifolium Steve D. Boyd, Lauren Raz 1997-6-17 9940 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  UCR129376  Galium angustifolium subsp. angustifolium Orlando Mistretta 1992-5-8 309 Los Angeles San Gabriel Mtns, Little Rock Creek. Slopes east of Little Rock Creek Reservoir 1159 Comment
  JEPS56097  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and Clare Hardham 1965-6-16 4116 Los Angeles Angeles Crest Hwy 0.7 mi w Mt. Wilson turn-off; San Gabriel Mountains Comment
  POM367665  Galium angustifolium subsp. angustifolium Edwin Kline 1924-5-25 s.n. Los Angeles Bouquet Canyon, Sierra Pelona Mts. Comment
  POM49901  Galium angustifolium subsp. gabrielense I. M. Johnston 1924-6-28 s.n. Los Angeles Above Spring Hill, San Antonio Canyon, along trail to Cascade Canyon. 1220 Comment
  SBBG79332  Galium aparine F. R. Fosberg 1931-3-20 4311 Los Angeles Hamilton Cyn 20 Comment
  UCR233747  Galium aparine Jeremiah George 2012-3-11 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Blvd., Palos Verdes West and Palos Verdes Dr. North 73 Comment
  CAS-BOT-BC217458  Galium catalinense L. R. Abrams; I. L. Wiggins 1931-7-6 371 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island Comment
  POM147960  Galium catalinense subsp. catalinense Marcus E. Jones 1927-5-29 5 M-11-26 Los Angeles Isthmus, Catalina Island. Comment
  POM67335  Galium catalinense subsp. catalinense Marcus E. Jones 1902-6-27 s.n. Los Angeles Santa Catalina Island. Comment
  UCR146234  Galium grande Valerie Soza, Monica Acosta 2001-6-19 1296 A Los Angeles Transverse Ranges, San Gabriel Mountains region, Mt. Wilson Trail helispot, W side Little Santa Anita Canyon, c. 2 mi from the Mt. Wilson trailhead in Sierra Madre 823 Comment
  UCR146236  Galium grande Valerie Soza, Monica Acosta 2001-6-20 1298 Los Angeles Transverse Ranges, San Gabriel Mountains region, N of Mt. Bliss, along Van Tassel Truck Trail (FSR 1N36), 0.15 mi N of jct. with Van Tassel Ridge Road (FSR 1N36A) Comment
  POM18011  Galium hallii Philip A. Munz 1923-5-26 6861 Los Angeles Rock Creek 1768 Comment
  SD251291  Galium hilendiae Duncan S. Bell, Caitlin Elam 2013-7-11 5349 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; on a trail above Vicent Gulch. 1997 Comment
  RSA454405  Galium nuttallii Anstruther Davidson 1889-06 s.n. Los Angeles Los Angeles foothills. Comment
  UC2030057  Galium nuttallii subsp. nuttallii V. Soza, Samantha Tessel 2001-6-18 1295 Los Angeles Transverse Ranges, San Gabriel Mountains region: Firebreak above Chantry Flat heliport, ca. 0.2 mile west of heliport, off FS Road 2N41.2, west side Santa Anita Canyon. Comment
  RSA229177  Galium porrigens var. porrigens Robert F. Thorne, C. W. Tilforth 1971-6-29 40727 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  RSA0009180  Galvezia speciosa Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 408 Los Angeles Santa Catalina Island. Road to USC-Wrigley Science Center 59 Comment
  RSA424705A  Galvezia speciosa Reid V. Moran 1941-2-18 584 Los Angeles San Clemente Island, Middle Ranch 350 Comment
  RSA534052  Galvezia speciosa Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5272 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
  SBBG13294  Gambelia speciosa M. A. Piehl -Jun-1962 62403 Los Angeles E of Thirst 304 Comment
  POM292453  Gamochaeta pensylvanica H. M. Hall 1915-5-24 111 Los Angeles Pasadena. Comment
  POM358922  Gamochaeta pensylvanica Anstruther Davidson 1918-6-1 s.n. Los Angeles Azusa Station, Los Angeles County Comment
  SEINET12137215  Garrya flavescens var. pallida D. P. Reagan 1974-1 18 Los Angeles Ridge Rd, just E of Sandberg along State Rd N-2 Comment
  CAS-BOT-BC159273  Garrya veatchii Ruth Ashton 1917-1-1 1949 Los Angeles Cajon Pass Comment
  RSA235263  Gastridium phleoides M. A. Piehl 1962-6-10 62409 Los Angeles San Clemente Island: [Mount] Thirst. 579 Comment
  SD85121  Gastridium phleoides Martin A. Piehl 1962-6-10 62409 Los Angeles San Clemente Island, On rocky slopes at Thirst 579 Comment
  RSA0091862  Gastridium ventricosum Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1568 Los Angeles Santa Catalina Island. Just E of Airport, N of Airport Road. 445 Comment
  UCR209969  Gayophytum R. G. Swinney 2008-7-15 9228 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CAS-BOT-BC478491  Gayophytum Elizabeth McClintock 1965-7-2 227 Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA355379  Gayophytum diffusum subsp. parviflorum Bonnie C. Templeton 1932-6-1 4872 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  PASA1904  Gayophytum ramosissimum Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mountains Comment
  UCR258927  Gazania linearis R. G. Swinney 2010-4-20 12276 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CAS-BOT-BC208060  Genista monspessulana Geo. B. Grant 1900-2-23 2264 Los Angeles Pasadena Comment
  SD257287  Geranium pratense A. L. Haines 1951-4-21 Los Angeles C.W. Pirece Junior College, Canoga Park. 244 Comment
  RSA0112636  Gilia A. C. Sanders 2005-5-11 30160 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons. 610 Comment
  RSA750105  Gilia R. G. Swinney 2008-5-5 8777 Los Angeles Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek. 1256 Comment
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Dec 7 2018
  UCR194150  Gilia A. C. Sanders 2008-4-13 34884 Los Angeles Western Mojave Desert, Antelope Valley, Llano, 165th St. East, 0.3 mi. N of Hwy 138, 0.2 mi. S of Ave. 'V 955 Comment
  SFV2858  Gilia achilleifolia K. A. Wilson 1961-4-26 1156 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  SEINET12278751  Gilia achilleifolia Unknown 1933-1 8509 Los Angeles Hollywood Hills Comment
  SBBG64389  Gilia achilleifolia subsp. multicaulis M. N. Ackley -Feb-1928 809 Los Angeles near Lankershim 213 Comment
  CATA174  Gilia angelensis Mark L. Hoefs, A. Douglas Propst 1973-4-6 139 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  RSA752273  Gilia angelensis Justin M. Wood 2009-4-22 512 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA470095  Gilia angelensis M. B. Dunkle 1939-3-20 5248 Los Angeles Palo Verdes Hills. Comment
  RSA78148  Gilia angelensis Verne Grant 1953-5-2 18437 Los Angeles Santa Catalina Island. On headland south of mouth of Gallagher Canyon. 46 Comment
  RSA597390  Gilia brecciarum subsp. brecciarum T. S. Ross, S. D. Boyd 1990-6-18 3508 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
  UC1922647  Gilia capitata subsp. abrotanifolia Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 895 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. Near 34deg 15' 12.2'' N 118deg 19' 16.8'' W T2N R14W SW/4 sec. 14. Elev. 1 488 Comment
  UCSB33711  Gilia capitata subsp. abrotanifolia Griesel, Wesley 1962-4-29 Los Angeles Arroyo Seco near Brookside Park, Pasadena 365 Comment
  RSA562542  Gilia capitata subsp. abrotanifolia Steve Boyd, Orlando Mistretta 1993-4-23 8004 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of the Forest, upper portion of ridge on southern side of Whitney Canyon. 731 Comment
  RSA469355  Gilia clivorum F. R. Fosberg 1931-4-10 S- 4538 Los Angeles Avalon Canyon, Santa Catalina Island. 150 Comment
  RSA776175  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-16 5326 Los Angeles Transverse Ranges; San Gabriel Mts region: Upper Big Tujunga canyon; Lynx Gulch drainage 0.86 air miles NE of junction of Lynx Gulch Road with Upper Big Tujunga Canyon Road, along Southern California Edison transmission line corridor. 1175 Comment
  UCR102537  Gilia interior George K. Helmkamp 1997-3-6 1344 Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  CAS-BOT-BC226337  Gilia latiflora subsp. davyi Robert F. Thorne; C. W. Tilforth 1973-4-20 43073 Los Angeles Mojave Desert: c. 1 mi SE of junction of Pearblossom and Antelope Valley Hwys and 4.5 mi NW of Pinyon Hills and Hwy 138 990 Comment
  RSA78121  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1953-4-25 9195 Los Angeles 8 miles west of highway 395 on road to Pearblossom [18/138]. 915 Comment
  UC908422  Gilia minor Chas. M. Belshaw Mar 27 1935-Mar 30 1935 481 Los Angeles near Neenach (West Antelope Valley); Mohave Desert, near Neenach, West Antelope Valley Comment
  RSA248880  Gilia nevinii R. F. Thorne 1973-4-12 42976 Los Angeles San Clemente Island, large canyon S of Mosquito Cove, N of Chenity. 274 Comment
  RSA534036  Gilia nevinii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5275 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
  UC1537494  Gilia ochroleuca subsp. bizonata Gordon H. True Jr. 1935-3-26 167 Los Angeles Belleview School nw Palmdale; Belleview School nw of Palmdale 731 Comment
  UCR124249  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns, Foothills of the mountains: 2 mi NE of Vincent 991 Comment
  RSA0016257  Gilia ochroleuca subsp. bizonata E. C. Twisselmann 1959-6-2 5324 Los Angeles Summit of Liebre Mountain 1677 Comment
  RSA469709  Gilia tricolor Amelia Eatherton 1930-05 s.n. Los Angeles Griffith Park. Comment
  PASA723  Gilia tricolor J. E. Giguette May, 26 Los Angeles Flintridge Comment
  RSA436244  Githopsis diffusa subsp. diffusa Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson's Trail. Comment
  SD87809  Githopsis diffusa subsp. diffusa F. W. Peirson 1921-6-13 1208 Los Angeles Big Santa Anita Trail, 1.5 miles below Sturdevant's Camp. 1064 Comment
  CLARK-A1528-2782  Glycyrrhiza lepidota John C. Roos 1947-5-17 3637 Los Angeles Placerita Canyon Comment
  SFV12491  Glycyrrhiza lepidota M. H. Grayum, D. Gillen 1978-8-15 s. n. Los Angeles Santa Monica Mountains Malibu Creek, Century Ranch. 148 Comment
  POM4642  Gnaphalium californicum Shaw 1900-6-11 s.n. Los Angeles Claremont. Comment
  UCR240247  Gnaphalium canescens Dan S. Cooper 2012-3-21 312- 18 Los Angeles South Coast, Santa Monica, Ashland Ave. near Lincoln Blvd. 20 Comment
  RSA188218  Gnaphalium chilense R. F. Thorne 1965-6-22 34919 Los Angeles Catalina Island. South of Avalon golf course. 91 Comment
  RSA600468  Gnaphalium luteoalbum Steve Boyd, Lauren Raz 1997-4-30 9614 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  LA88401  Gnaphalium palustre O. H. Kappler; 1943-5-2 392 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR61071  Gnaphalium stramineum R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 396 Comment
  RSA611774  Gnaphalium stramineum L. C. Wheeler 1934-4-24 2552 Los Angeles Liveoak Canyon Dam 457 Comment
  SEINET3150086  Godetia quadrivulnera G. B. Grant 1904-5-26 525 -6268 Los Angeles Pasadena Comment
  SD43397  Grayia spinosa Darley F. Howe 1948-5-3 Los Angeles 1.5 miles south of Lancaster. 609 Comment
  UCR124758  Grayia spinosa B. C. Templeton 1930-5-19 1459 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  CAS-BOT-BC305266  Grindelia hirsutula Peter H. Raven; Henry J. Thompson 1959-6-4 14344 Los Angeles Santa Monica Mountains. Point Dume 15 Comment
  POM359090  Grindelia robusta Edwin Kline 1924-6-9 s.n. Los Angeles Los Angeles, mesa and open ground W of City. Comment
  RSA653685  Guillenia lasiophylla Valerie L. Soza, Laura Moore 2000-5-10 871 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 Comment
  RSA0085093  Gutierrezia californica R. G. Swinney 2010-4-1 12166 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  POM16944  Gutierrezia microcephala P. A. Munz 1923-9-1 7721 Los Angeles Sheep Creek: San Antonio Mountains. 1372 Comment
  UCR149478  Haplopappus menziesii Valerie Soza, LeRoy Gross 2000-5-25 962 Los Angeles San Gabriel Mountains, South Side, north of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland 549 Comment
  UCR189933  Haplopappus squarrosus T. B. Salvato, Sandra Murcia 2007-10-18 3088 Los Angeles Western Transverse Range; Santa Monica Mtns., near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy 335 Comment
  UCR95729  Haplopappus squarrosus Lauren Raz 1996-10-23 033 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  JEPS20193  Hazardia squarrosa var. grindelioides John Thomas Howell 1927-10-16 3154 Los Angeles trail between Sierra Madre and Santa Anita Canyon; San Gabriel Mts. Comment
  SD21218  Hazardia squarrosa var. grindelioides Norman E. Bilderback 1938-4-23 Los Angeles Catalina Harbor. Comment
  UCR273165  Hedypnois cretica R. G. Swinney 2011-5-10 14629 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  UCR282517  Helenium puberulum Mitch Provance, Tegan Provance 2017-9-30 917- 09 Los Angeles San Gabriel Mountains / Mojave Desert Transition, Pallet Creek, S side of Pallet Creek Rd., 1.3 miles W of Valyermo Rd. 1146 Comment
  LA94378  Helianthemum scoparium Carl Epling; M. Dunn 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR219433  Helianthus annuus R. G. Swinney 2009-3-28 10185 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  RSA591060  Helianthus annuus subsp. lenticularis J. M. Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10914 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA0062654  Heliotropium curassavicum K. M. Kosak 1961-5-20 s.n. Los Angeles Off Highway 78, N. of Plum Canyon. Comment
  SEINET12274947  Heliotropium curassavicum J. F. Bright, Wyman, C. 1931-1 5719 Los Angeles collected at Hollywood Comment
  POM3869  Heliotropium curassavicum var. oculatum W. R. Dudley, F. H. Lamb 1896-6-6 4327 Los Angeles Lancaster. Comment
  SD215433  Heliotropium curassavicum var. oculatum Steve Boyd, Lauren Raz 1996-10-14 9035 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  POM369740  Heliotropium curassavicum var. oculatum F. R. Fosberg 1930-7-7 3150 Los Angeles Alamitos Bay 5 Comment
  RSA360232  Hemizonia clementina P. A. Munz 1923-4-8 6610 Los Angeles San Clemente Island. 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
  UCR157989  Hemizonia pungens subsp. pungens David Charlton, Mark Hagen, Virginia Howard 1989-6-14 3250 Los Angeles Western Mojave Desert, southwest of Piute Ponds, Edwards Air Force Base 701 Comment
  RSA445907  Hesperocnide tenella Joseph A. Ewan 1933-04 10919 Los Angeles Shaded glade beneath Wuercus agrifolia and Rhamnus californica shrubs. Higgins Canyon. 305 Comment
  CAS-BOT-BC135902  Hesperoyucca whipplei Alice Eastwood 1906-6-5 223 Los Angeles Country adjacent to Los Angeles. Comment
  LA52106  Heteromeles arbutifolia A. M. Johnson; 1927-11-11 2681 Los Angeles 121 Comment
  UCR115986  Heteromeles arbutifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23273 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 762 Comment
  UCR124457  Heteromeles arbutifolia I. W. Clokey, B. C. Templeton 1929-1 4589 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  RSA0072476  Heteromeles arbutifolia Tim S. Ross 1991-5-21 5403 Los Angeles San Clemente Island. E fork of Box Canyon near junction with westerly fork. 451 Comment
  SD141298  Heteromeles arbutifolia var. macrocarpa Reid Moran 1958-9-16 6845 a Los Angeles San Clemente Island, Wash Rocky Canyon, 2 miles SE of Eel Point 120 Comment
  UCR256851  Heterotheca grandiflora R. G. Swinney 2010-8-16 13564 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA0074428  Heterotheca grandiflora Peter H. Raven, H. J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  SFV3987  Heterotheca grandiflora P. G. Kilburn 1958-11-13 881 Los Angeles San Fernando Valley San Fernando Valley State College. Old field bordering Zelzah and south of Plummer. Comment
  UCR149782  Heterotheca subaxillaris Scott D. White, Pam Devries 2004-6-14 10498 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  RSA0063162  Heuchera abramsii Louis C. Wheeler 1967-9-13 10741 Los Angeles San Gabriel Mountains: West Baldy. 3041 Comment
  SFV13216  Heuchera elegans W. M. Perry 1980-8-15 106 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  RSA639888  Holodiscus microphyllus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  RSA530045  Hordeum brachyantherum subsp. californicum Timothy S. Ross 1991-8-16 5826 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  CATA1994  Hordeum intercedens Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 402 Los Angeles Santa Catalina Island: N side of Cherry Cove, at Birdie Chester gravesite (1906) 21 Comment
  SBBG83222  Hordeum intercedens F. R. Fosberg 1931-4-22 4666 Los Angeles Eagles Nest, Middle Ranch Cyn Comment
  UCR258850  Hordeum marinum R. G. Swinney 2010-3-16 11909 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
  UCR168519  Hordeum murinum Carl Epling 1931-4-25 s.n. Los Angeles Western Transverse Range, Los Alisos Canyon, Santa Monica Mtns. 305 Comment
  CAS-BOT-BC289340  Hordeum murinum subsp. glaucum Alice Eastwood 1906-5-27 155 Los Angeles San Pedro Comment
  RSA533435  Hordeum murinum subsp. glaucum Timothy S. Ross 1991-4-21 4514 Los Angeles Whittier Hills; (Puente Hills, pro parte); Middle Turnbull Canyon drainage just SW of old water tank. 220 Comment
  RSA624640  Hordeum murinum subsp. glaucum L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  RSA669630  Hordeum murinum subsp. glaucum LeRoy Gross 2002-4-13 526 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  RSA187926  Hordeum murinum subsp. leporinum R. F. Thorne 1966-4-29 36287 a Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  CAS-BOT-BC311972  Hulsea heterochroma Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek near Cedar Springs 1981 Comment
  RSA458213  Hypericum androsaemum Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  JEPS26157  Hypochaeris glabra Peter H. Raven and Henry J. Thompson 1959-6-4 14315 Los Angeles just behind Point Dume; Santa Monica Mountains 45 Comment
  RSA0098834  Hypochaeris glabra R. G. Swinney 2011-4-26 14474 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  RSA226176  Hypochaeris glabra Gary D. Cromwell, David W. Wheat 1971-4-21 546 Los Angeles On W side of Mystic Canyon, 2 miles NE of Glendora; Angeles National Forest, San Gabriel Mts. 549 Comment
  RSA601025  Hypochaeris glabra L. C. Wheeler 1967-5-13 9508 Los Angeles San Gabriel Mountains. On mesa between Little Dalton and Englewild canyons. 373 Comment
  RSA660872  Isocoma menziesii var. decumbens Orlando Mistretta 1992-4-4 135 Los Angeles San Clemente Island. Comment
  RSA670683  Isocoma menziesii var. sedoides B. C. Templeton 1955-9-4 7706 Los Angeles Near Malibu. Comment
  CAS-BOT-BC311710  Isocoma menziesii var. vernonioides LeRoy Abrams 1904-9-2 4171 Los Angeles Elysian Park, Los Angeles Comment
  CATA1395  Isocoma menziesii var. vernonioides Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2534 Los Angeles Santa Catalina Island: Just below reservoir above Cotttonwood Canyon 182 Comment
  UCD51315  Jarava speciosa A. A. Beetle 1942-4-18 3083 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  IRVC28759  Juglans californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25548 Los Angeles Newhall Ranch, upper Potrero Canyon NE end of Santa Susana Mtns. 400 Comment
  RSA781951  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37169 Los Angeles Pomona, Cal Poly Pomona campus at Kellogg West. 259 Comment
  UCR124612  Juglans californica I. W. Clokey, B. C. Templeton 1929-1 4465 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR210053  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37169 Los Angeles San Gabriel Valley, Pomona, Cal Poly Pomona campus at Kellogg West 267 Comment
  RSA0011191  Juglans californica var. californica Steve Boyd, Michael Denslow, T. S. Ross 2002-5-9 10438 Los Angeles Transverse Ranges; San Gabriel Mountains: S of Sunset Peak along Sunset Peak Road, on divide between Wolfskill and Palmer canyons. Comment
  SD69369  Juglans californica var. californica Robert F. Thorne, P. Everett 1965-5-11 34674 Los Angeles Santa Catalina Island; near circle on summit road from Avalon to airport. 91 Comment
  UCR249900  Juglans hindsii R. E. Riefner Jr. 2014-1-1 14- 20 Los Angeles La Habra Heights, Puente Hills, Fullerton Road East c. 0.2 mi from Skyline Drive 254 Comment
  CHSC35498  Juglans regia James Henrickson 1979-5-18 18124 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; open weedy flats S of creek. 402 Comment
  IRVC28561  Juncus acutus subsp. leopoldii A. C. Sanders 2003-8-6 27123 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  RSA583016  Juncus acutus subsp. leopoldii Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6945 Los Angeles Santa Catalina Island: W end of Island beyond the isthmus, on main east west ridgtop, upper NW slope of Silver Peak (West Peak Triangulation Pt, 1804ft) 527 Comment
  UCR95414  Juncus acutus subsp. leopoldii Steve Boyd, Valerie Soza, V. Jotikasthira, Lauren Raz 1996-7-11 8920 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon 549 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
  RSA596745  Juncus bufonius var. bufonius L. C. Wheeler 1966-9-6 8864 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  RSA600982  Juncus bufonius var. bufonius L. C. Wheeler 1967-6-26 9881 Los Angeles Elsmere Canyon 441 Comment
  RSA719110  Juncus macrophyllus R. G. Swinney 1997-8-6 5765 Los Angeles Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood. 1890 Comment
  UCR199995  Juncus macrophyllus Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1345 Los Angeles Transverse Ranges; Verdugo Mountains, La Crescenta Valley Park, near confluence of Verdugo Wash and Cunningham Canyon 442 Comment
  UC624999  Juncus mexicanus F. R. Fosberg 1931-4-15 S 4619 Los Angeles Eagles Nest Santa Catalina Island, Middle Ranch Canyon 180 Comment
  POM1602  Juncus rugulosus I. M. Johnston 1916-10-15 s.n. Los Angeles Evey Canon by creek, north of Claremont. Comment
  RSA522340  Juncus rugulosus Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4022 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
  UC842745  Juncus saximontanus Joseph Andorfer Ewan 1936-8-7 9983 Los Angeles to Blue Ridge from Swartout Valley (Nature Trail); San Gabriel Mountains 2164 Comment
  RSA596104  Juncus textilis Mark Hoefs, Robert F. Thorne, Janet Takara, M. Gay 1995-7-27 2506 Los Angeles Santa Catalina Island: below Bulrush Reservoir. 282 Comment
  POM19088  Juncus xiphioides Phillip A. Munz 1923-8-30 7645 Los Angeles Lone Pine Canyon, San Antonio Mountains. 1524 Comment
  UCD142829  Juncus xiphioides Peter H. Raven; Henry J. Thompson 1960-7-17 15562 Los Angeles Old Topanga Canyon. Santa Monica Mountains. Comment
  RSA640811  Juniperus californica L. C. Wheeler 1930-11-26 s.n. Los Angeles Mojave Desert. Comment
  SEINET10613609  Juniperus californica William H. Brewer Brewer 110 Los Angeles California State Survey. In dry places near San Gabriel Canon. Sent by Prof. Brewer 1861. Comment
  UCR149485  Keckiella antirrhinoides Valerie Soza, L. Moore 2000-5-30 974 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  CAS-BOT-BC235743  Keckiella cordifolia Geo. B. Grant 1901-6-18 s.n. Los Angeles Sherman Canon [Canyon] Comment
  UC1334661  Keckiella cordifolia J. E. Stumbo 1966-5-11 LASCA 545 Los Angeles Monrovia; wilderness area the Lux Arboretum Annex 762 Comment
  UCR260627  Keckiella cordifolia R. G. Swinney 2010-8-9 13452 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail 427 Comment
  NY790422  Keckiella ternata subsp. ternata T. S. Ross 1991-7-24 5643 Los Angeles Granite Mountain: Pacifico Mountain USGS 7.5' quadrangle 1902.0 Comment
  RSA660442  Keckiella ternata subsp. ternata Orlando Mistretta 1992-6-17 581 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UCR269588  Keckiella ternata subsp. ternata R. G. Swinney 2011-6-29 15363 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  UCR139372  Koeleria macrantha I. M. Johnston 1917-6-15 1294 Los Angeles San Gabriel Mountains, Spring Hill, San Antonio Canyon 1296 Comment
  SBBG127971  Lagunaria patersonia M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2749 Los Angeles Catalina Harbor at the Isthmus 3 Comment
  CAS-BOT-BC273828  Lamarckia aurea Morrow 1915-5-1 s.n. Los Angeles Angeles National Forest. Tejunga [Tujunga] Canyon Comment
  JEPS69281  Lamarckia aurea Kate Jared Stirring 1917-5-3 Los Angeles El Monte Comment
  RSA609291  Lamarckia aurea L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 412 Comment
  RSA651780  Lamarckia aurea Harold Lint, Dunn 1948-3-10 s.n. Los Angeles Bonita & Irwindale, Irwindale, Comment
  POM352632  Lamarckia aurea Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  RSA0047165  Lamarckia aurea R. Munkittrick 1948-5-8 s.n. Los Angeles [No further locality information] Comment
  SFV2010  Larrea tridentata P. G. Kilburn 1957-12-28 574 Los Angeles Mojave Desert Antelope Valley. About 2 miles south of Pearblossom. 1000 Comment
  CAS-BOT-BC338153  Lasthenia californica M. E. Jones 1882-5-3 3222 Los Angeles Pasadena Comment
  RSA709532  Lasthenia californica A. C. Sanders, Mark Elvin 2003-4-14 25952 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  POM361499  Lasthenia californica Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills N, between Vermont and Western Ave- Los Angeles Comment
  RSA638929  Lasthenia californica L. C. Wheeler 1967-5-15 9573 Los Angeles San Gabriel Mountains: Ridgetop ESE of Fremont Pass. 595 Comment
  IRVC26175  Lasthenia glabrata subsp. coulteri Mark A. Elvin, Cathleen Weigand 2003-4-7 2435 Los Angeles Newhall Ranch, junction of Hasley Canyon and Castaic Creek Castaic Valley 335 Comment
  SBBG42218  Lasthenia gracilis M. B. Dunkle 1939-4-4 7261 Los Angeles Chenetti Cyn Comment
  SBBG61623  Lasthenia gracilis R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UC557666  Lasthenia gracilis Nell Murbarger 1936-3-1 30 Los Angeles on the mesa summit and a few hundred feet down the e and w slopes of the island, San Clemente Island San Clemente Island Comment
  UCR271057  Lathyrus vestitus R. G. Swinney 2011-6-6 15000 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA405704  Lathyrus vestitus subsp. laetiflorus Anstruther Davidson 1921-4-1 s.n. Los Angeles Manhattan Beach Comment
  RSA405706  Lathyrus vestitus subsp. laetiflorus M. B. Dunkle 1936-3-28 4710 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  CAS-BOT-BC321525  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi W of Fairmont, Mohave Desert 914 Comment
  POM361655  Layia glandulosa Anstruther Davidson 1895-05 2024 Los Angeles Manzana. Comment
  SBBG98245  Layia glandulosa I. Johnston 1917-5-13 976 Los Angeles San Gabriel Wash 152 Comment
  SFV4006  Layia glandulosa K. A. Wilson 1961-4-29 1176 Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  UCR193549  Layia glandulosa R. G. Swinney 1999-6-18 7287 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  POM361624  Layia glandulosa M. Bisbee 1917-5-30 s.n. Los Angeles Wild flower garden, Exposition Park Comment
  POM277122  Layia glandulosa subsp. glandulosa E. S. Steele, H. S. Pratt 1934-3-21 s.n. Los Angeles Northwest of Lancaster, Mojave Desert. Comment
  CATA166  Layia platyglossa Mark L. Hoefs 1973-3-17 129 Los Angeles Santa Catalina Island: By K.B.I.G. on Airport Road 411 Comment
  CAS-BOT-BC377810  Layia platyglossa Geo. B. Grant 1904-5-14 s.n. Los Angeles Playa del Ray Comment
  JEPS31168  Layia platyglossa Ernest C. Twisselmann 1962-4-18 6957 Los Angeles n side of Oso Canyon Road to Mexican Mine; Tejon Ranch 1005 Comment
  UC2026499  Lemna cyclostasa Louis C. Wheeler 1932-8-28 1301 Los Angeles Puddingstone Dam, San Jose Hills Comment
  RSA628592  Lemna minor Andrew Wheeler 1967-7-23 10159 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Springs Comment
  SEINET10819850  Lens Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2643 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  RSA659837  Lepechinia fragrans Orlando Mistretta, Mike Hammit 1991-6-21 s.n. Los Angeles Along USFS Road 2N66. Just W of junction with 2N65.1. Over looking Fern canyon to the N. 732 Comment
  SD93545  Lepechinia fragrans Helen V. Witham 1975-3-23 1876 Los Angeles East side Black Jack Mountain, Santa Catalina Island. 299 Comment
  RSA429961  Lepidium dictyotum Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA697445  Lepidium dictyotum Elisabeth Norland 1929-2-16 2 Los Angeles Cypress. Comment
  CAS-BOT-BC89305  Lepidium flavum A. D. E. Elmer 1902-6-1 3653 Los Angeles Lancaster. Comment
  UC1595683  Lepidium fremontii W. Wisura and E. Roeder 1992-4-21 4691 Los Angeles 2.3 mi w Hwy. 138 (on Fort Tejon Rd, w Mohave); Mohave Comment
  CAS-BOT-BC12475  Lepidium nitidum R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-27 729 Los Angeles Antelope Valley Poppy Preserve. Off Highway 138, about 13 miles west of Lancaster. 868 Comment
  SD186152  Lepidium nitidum A. C. Sanders 2003-3-14 25769 Los Angeles Gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd. 519 Comment
  CDA3814  Lepidium pinnatifidum G. C. Fleischman 1942-4-6 Los Angeles La Senda Station, Southern Pasadena. 0 Comment
  RSA603645  Lepidium pinnatifidum L. C. Wheeler 1944-9-25 5975 Los Angeles Culver City: Jasmine Avenue and Venice Boulevard. Comment
  UCR273748  Lepidium virginicum subsp. virginicum R. G. Swinney 2011-6-15 15193 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA681295  Lepidium virginicum var. pubescens LeRoy Gross, Valerie Soza 2003-5-15 912 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 518 Comment
  RSA65792  Lepidium virginicum var. virginicum F. W. Peirson 1918-11-2 298 Los Angeles summit of Mt. Wilson Comment
  CAS-BOT-BC328059  Lepidospartum squamatum N. Dunn; J. Ewan 1931-12-6 5556 Los Angeles Higgins Canyon above Beverly Hills. Santa Monica Mts. Comment
  RSA720190  Lepidospartum squamatum LeRoy Gross 2007-3-13 2604 Los Angeles Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast., Started from 34.21265N, 118.30568W, to 34.21674N, 118.30766W. 441 Comment
  SD186093  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2003-8-7 27175 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. Comment
  SD253390  Lepidospartum squamatum R. G. Swinney 2011-10-27 15921 Los Angeles San Gabriel Mts.: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5'Q) 648 Comment
  RSA650355  Leptochloa fusca subsp. uninervia Nancy Gould 1977-5-13 27 Los Angeles Cal Poly Campus, Pomona. Comment
  SEINET10861660  Leptochloa fusca subsp. uninervia Hermann E. Hasse Hasse s.n. Los Angeles Saline flats. Comment
  UCR209886  Leptochloa uninervia R. G. Swinney 2008-9-9 9326 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA593007  Leptosiphon androsaceus Steve Boyd, Orlando Mistretta 1996-5-1 8737 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  SBBG80327  Leptosiphon bicolor F. C. Boutin 1967-4-23 1650 Los Angeles Nanny, NW of Lemon Tank 213 Comment
  RSA597263  Leptosiphon breviculus T. S. Ross, S. D. Boyd 1990-6-18 3526 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
  UCR271151  Leptosiphon breviculus R. G. Swinney 2011-7-8 15478 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR280736  Leptosiphon breviculus R. G. Swinney 2014-4-30 16290 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA612151  Leptosiphon pygmaeus subsp. pygmaeus Steve Boyd, Kent Hughes 1998-5-5 10180 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
  SBBG44372  Leptosyne douglasii G. Sphon, D. Hearn 1956-5-30 20 Los Angeles Black Butte, Antelope Valley Comment
  UCSB10364  Leptosyne gigantea McElwain, Isabelle 1953-3-21 Los Angeles On face of sea cliffs, Point Dume Comment
  SFV4017  Lessingia glandulifera var. glandulifera M. L. Vincent 1962-10-4 297 Los Angeles San Gabriel Mountains Lost Canyon Road, 0.25 miles north of Sand Canyon. 475 Comment
  POM798  Lewisia rediviva I. M. Johnston 1917-7-4 1470 Los Angeles San Antonio Mountains: south slope of Baldy 2744 Comment
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Jan 23 2011
  CAS-BOT-BC283779  Leymus cinereus Roxana S. Ferris 1918-6-12 905 Los Angeles Desert road between Oban and Lancaster Comment
  RSA717067  Leymus condensatus Andrea Edwards, Pam De Vries 2006-4-11 67 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UCD64304  Leymus condensatus J. Warren 1952-5-15 Los Angeles Mulholland Drive. 457 Comment
  SEINET10595921  Leymus triticoides F. R. Fosberg 1931-7-5 Fosberg 54831 Los Angeles Cottonwood Canyon. Santa Catalina Island. Hillside above dam. Upper Sonoran Zone. Comment
  UCR190876  Lilium humboldtii R. G. Swinney 1998-8-6 6699 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  CAS-BOT-BC130572  Lilium humboldtii Peter H. Raven; H. L. Wedberg 1957-6-15 10901 Los Angeles Latigo Canyon, Santa Monica Mountains Comment
  UCR256477  Lilium humboldtii subsp. ocellatum R. G. Swinney 2010-6-8 13205 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UC23392  Linanthus aureus J. Burtt Davy May 9 1896-May 24 1896 2548 Los Angeles Manzana Antelope Valley Comment
  SEINET8729330 Image available Linanthus aureus Herbert L. Mason 1926-1 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains. Comment
  SEINET2441267  Linanthus breviculus R. G. Swinney 2008-5-8 8800 Los Angeles San Gabriel Mtns.: West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. (Valyermo 7.5 Q'). 1264 Comment
  HSC12389  Linanthus californicus Wendell Wood 1970-6-20 18 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  LA52332  Linanthus californicus A. H. Lange; 1951-3-27 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA73289  Linanthus californicus F. W. Peirson 1919-5-10 401 Los Angeles Mt.Gleason 1372 Comment
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Aug 21 2014
  SJSU13464  Linanthus californicus C. W. Sharsmith 1941-6-22 4404 Los Angeles by Eaton Canyon, San Gabriel Mts 762 Comment
  UCD118512  Linanthus californicus Dan Axelrod 1932-3-21 s.n. Los Angeles 10 miles north of San Fernando. Comment
  RSA468439  Linanthus californicus subsp. glandulosus L. C. Wheeler 1933-3-31 1558 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. 152 Comment
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May 29 2014
  RSA679872  Linanthus dichotomus subsp. dichotomus LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 874 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  POM277117  Linanthus dichotomus subsp. dichotomus E. S. Steele, G. F. Pratt 1934-3-21 7016 Los Angeles Northwest of Lancaster, Mojave Desert. Comment
  UC1124031  Linanthus liniflorus A. D. Gifford 1935-4-21 612 Los Angeles 1.5 mi ne Manzana; Tejon Quad. 853 Comment
  RSA0070208  Linanthus parryae Orlando Mistretta, Christine Mistretta 2003-4-30 1988 Los Angeles Saddleback Butte State Park. 824 Comment
  UCR182857  Lithophragma R. G. Swinney 1998-4-4 5912 Los Angeles San Gabriel Mtns, Evey Canyon, c. 0.75 mi. west of Mt. Baldy Rd., c. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
  UCR189411  Lithophragma R. G. Swinney 1998-5-30 6155 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR11883  Lithophragma affine P. H. Raven, H. J. Thompson 1960-4-24 15124 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 mi east of Decker Road on Mulholland Hwy 610 Comment
  RSA247417  Lithophragma bolanderi Jack Delaini 1974-4-5 96 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 412 Comment
  POM219215  Lithophragma heterophyllum Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Dimas Canyon. 549 Comment
  OBI9756  Lithophragma tenellum Wesley O. Griesel 1962-5-28 s.n. Los Angeles Big Pines, San Gabriel Mts 1829 Comment
  RSA468260  Lithophragma tenellum Bonnie C. Templeton 1932-5-31 4878 Los Angeles Big Pines Park; San Gabriel Mts. 2088 Comment
  RSA729326  Lobelia dunnii var. serrata R. G. Swinney 1999-7-28 7579 Los Angeles East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch. 732 Comment
  JEPS5324  Lobelia dunnii var. serrata F. W. Peirson 1918-8-6 260 Los Angeles old trail to Mount Wilson 838 Comment
  RSA624549  Lobularia maritima L. C. Wheeler 1945-4-15 6010 Los Angeles Millard Canyon 411 Comment
  SBBG126030  Loeflingia squarrosa A. Parikh, N. Gale 2010-5-11 3151 Los Angeles 1.3 km S of Hwy 138, 0.2 km N of Ave E, 0.4 km W of power transmission lines 790 Comment
  UCR127199  Loeflingia squarrosa A. C. Sanders 2003-5-1 26253 Los Angeles Western San Gabriel Mtns., SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch 412 Comment
  RSA512037  Loeflingia squarrosa var. squarrosa L. C. Wheeler 1967-5-18 9653 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  RSA747150  Loeseliastrum matthewsii R. G. Swinney 2008-5-8 8819 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  CHSC35836  Lolium multiflorum James Henrickson 1973-6-15 10710 Los Angeles City of Long Beach, along overflow channel W of Los Angeles River Channel between Long Beach Blvd. and Del Mar Ave. 6 Comment
  CAS-BOT-BC283442  Lolium multiflorum Peter H. Raven; Henry J. Thompson 1959-10-14 14627 Los Angeles Santa Monica Mountains. E end of Malibu Lake 220 Comment
  UCR43944  Lolium perenne B. A. Prigge 1986-3-29 7144 Los Angeles San Gabriel Mtns., South of Canyon Country at Golden Valley/Antelope Valley Fwy (Calif. Hwy 14) 457 Comment
  RSA86711  Lolium temulentum F. W. Peirson 1918-4-28 1607 Los Angeles Road east and south of El Monte. Comment
  UCD66484  Lolium temulentum Frank W. Gould 1944-4-12 2282 Los Angeles 120th Street and Western Ave. Comment
  UCR192003  Lomatium dasycarpum A. C. Sanders 2008-4-17 34924 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  UC1605243  Lomatium dasycarpum subsp. dasycarpum Tim Ross and Steve Boyd 1993-5-23 7250 Los Angeles ca. 700-840 m. s.e. of saddle between Ruby and Clearwater Canyon (lower e. ridge of Red Mt.); n.w. Los Angeles Co., Liebre Mts., Red Mt., Green Valley Qua 938 Comment
  RSA452080  Lomatium dasycarpum subsp. dasycarpum L. C. Wheeler 1934-4-15 2523 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  UC934041  Lomatium dasycarpum subsp. dasycarpum H. L. Cogswell 1951-5-8 81 Los Angeles 0.75 mi N of San Dinias Park (Sec. B-10, Plot 2); San Gabriel Mountains, base of 518 Comment
  UC592165  Lomatium mohavense H. L. Mason 1926-4-26 2979 Los Angeles summit Mint Canyon Comment
  RSA597746  Lomatium mohavense subsp. mohavense T. S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3749 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA599884  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-6 9729 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  SEINET13944683 Image available Lomatium utriculatum Frank W. Gould 1944-1 2297 Los Angeles Near corner of Ardsheal Drive and Skyline Drive, Whittier Hills Comment
  SEINET6041948  Lomatium utriculatum Unknown 1969-5-4 Los Angeles San Gabriel Mountains. Placerita Canyon. Comment
  CAS-BOT-BC240494  Lonicera hispidula Carl B. Wolf 1932-10-5 4237 Los Angeles Santa Catalina Island. 1 mile from Middle Ranch on road to Black Jack Peak 274 Comment
  UC1587613  Lonicera interrupta Tim Ross 1991-8-14 5765 Los Angeles sw ridge descending from summit Roundtop [Mtn.]; San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1828 Comment
  UCR174641  Lonicera subspicata Jennifer H. Jones, Jay H. Jones 2006-6-4 377 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Webb Canyon Road 457 Comment
  UCR260612  Lonicera subspicata R. G. Swinney 2010-8-9 13463 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  UC889632  Lonicera subspicata var. denudata Louis C. Wheeler 1932-6-16 830 Los Angeles 2 mi ne La Verne (Liveoak Wash) 403 Comment
  UCR88656  Lotus argophyllus Scott D. White 1995-10-19 3717 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  RSA725909  Lotus argophyllus var. argenteus Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 429 Los Angeles Santa Catalina Island. Above Cherry Cove W of Lion Head Pt. 61 Comment
  UCR128001  Lotus corniculatus Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2992 Los Angeles Santa Clarita Valley, S side of the Santa Clara River, c. 200 m upstream from the mouth of Potrero Creek 274 Comment
  RSA320820  Lotus dendroideus var. traskiae F. C. Boutin 1967-4-24 1704 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  RSA678126  Lotus hamatus Valerie L. Soza, LeRoy Gross 2001-5-22 1244 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway (ca. 100 feet below). 473 Comment
  RSA3722  Lotus hamatus C. B. Wolf 1932-5-10 3512 Los Angeles Santa Catalina Island. Avalon Canyon above the east almond orchard. 121 Comment
  UCR57210  Lotus heermannii R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon 366 Comment
  RSA609380  Lotus heermannii var. heermannii L. C. Wheeler 1931-5-10 s.n. Los Angeles San Gabriel Mountains: Big Dalton Canyon. Comment
  RSA244372  Lotus heermannii var. heermannii C. W. Tilforth 1973-7-6 891 Los Angeles Small wash, west side of San Antonia Canyon, n. of Claremont. Comment
  RSA406169  Lotus heermannii var. heermannii F. R. Fosberg 1931-8-11 S 5492 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon. 457 Comment
  RSA660193  Lotus nevadensis var. davidsonii Orlando Mistretta 1992-7-6 629 Los Angeles Kratka Ridge, spring near lodge. Comment
  UCR219911  Lotus salsuginosus R. G. Swinney, Jane Strong 2009-4-21 10417 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
  RSA406846  Lotus scoparius F. R. Fosberg 1930-6-23 52983 Los Angeles Del Rey. 1 Comment
  RSA573454  Lotus scoparius T. S. Ross 1992-6-15 6558 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 294 Comment
  RSA406844  Lotus scoparius var. scoparius Fay A. MacFadden 1931-4-1 95 E Los Angeles Dry sandy slopes, Tuna Canyon, Verdugo Hills Comment
  RSA654085  Lotus scoparius var. scoparius Valerie L. Soza, Laura Moore 2000-5-10 829 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines. 594 Comment
  RSA683179  Lotus scoparius var. scoparius LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1088 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  UC1584241  Lotus scoparius var. scoparius Tim Ross and Steve Boyd 1990-6-6 2886 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn. U.S.G.S. 7.5' Quad. 644 Comment
  UCR131448  Lotus scoparius var. scoparius Alison Lipman 1998-3-23 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  POM1924  Lotus strigosus C. F. Baker 1904-2-17 4003 Los Angeles Claremont Comment
  UCR222788  Lotus strigosus R. G. Swinney 2009-4-28 10558 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  JEPS55876  Lotus strigosus A. M. Ottley 1920-5-14 684 Los Angeles Arroyo Seco San Gabriel Mts. Comment
  UC1602065  Lotus strigosus Miss E. D. Palmer Nov 1904 Los Angeles vicinity Los Angeles Comment
  RSA273194  Lotus strigosus var. strigosus Glenn A. Gorelick 1978-4-8 s.n. Los Angeles Santa Catalina Island. Canyon west of Cottonwood Canyon. Comment
  RSA594991  Lotus unifoliolatus Mark Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2497 Los Angeles Santa Catalina Island, Upper Bulrush Reservoir. 293 Comment
  UCR270823  Lotus unifoliolatus R. G. Swinney 2010-6-29 13392 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  SBBG131552  Ludwigia peploides subsp. montevidensis S. A. Junak 1999-7-16 SCa 1040 Los Angeles Deer Valley Reservoir, E of Two Harbors 164 Comment
  UCR209913  Lupinus R. G. Swinney 2008-7-25 9306 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
  RSA188232  Lupinus albifrons var. eminens R. F. Thorne, P. C. Everett 1965-6-23 34987 Los Angeles W of Avalon along road to airport. 183 Comment
  SBBG71251  Lupinus bicolor R. Hoffmann 1925-4-19 Los Angeles Antelope Valley to Elizabeth Lake Comment
  SFV1866  Lupinus bicolor H. L. Bauer 1941-4-21 679 Los Angeles El Segundo sand dunes. 30 Comment
  UC1871237  Lupinus bicolor T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4949 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
  UCR270974  Lupinus bicolor R. G. Swinney 2011-4-28 14553 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  RSA653860  Lupinus bicolor subsp. microphyllus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 887 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  RSA669154  Lupinus bicolor subsp. microphyllus LeRoy Gross, Naomi Fraga 2002-4-4 505 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. 606 Comment
  UCR71261  Lupinus bicolor subsp. microphyllus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4348 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  SD39050  Lupinus chamissonis Edith A. Purer 1933-10-7 5587 Los Angeles El Segundo Comment
  RSA413473  Lupinus concinnus Robert Gustafson, Gary D. Wallace 1982-4-26 2531 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  SFV1874  Lupinus concinnus P. G. Kilburn 1958-4-12 737 Los Angeles Saugus district of Angeles National Forest. Sawmill Mountain area, 0.5 miles east of entrance to Lower Shake Campground. 1250 Comment
  IRVC28815  Lupinus concinnus P. W. Rundel 1964-5-3 1285 Los Angeles San Joaquin drainage; 0.25mi N of Tejon Pass. Tehachapi Mtns. 1250 Comment
  RSA641232  Lupinus concinnus R. F. Thorne 1974-4-9 44705 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
Read comments
Feb 7 2008
  SD90545  Lupinus concinnus Robert F. Thorne 1973-4-11 42797 Los Angeles San Clemente Island; plateau in Middle Ranch area at head of Middle Rancy Canyon. 427 Comment
  CAS-BOT-BC205146  Lupinus elatus John Thomas Howell 1947-7-18 23386 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  SEINET10484025  Lupinus excubitus subsp. austromontanus August J. Breitung 1953-5-16 Breitung 15120 Los Angeles Glendora mt. Rd, san gabriel mts. Comment
  POM222230  Lupinus excubitus var. hallii L. C. Wheeler 1936-6-8 4126 Los Angeles San Gabriel Mountains: Bell-San Dimas Canyon divide 960 Comment
  RSA594975  Lupinus excubitus var. hallii T. S. Ross 1995-4-26 8381 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 1.0 road-mile NE of its junction with the Old Ridge Route; ca 4080 ft SSW of Sandberg Triangulation Point (5345 ft). 1363 Comment
  LA205099  Lupinus excubitus var. johnstonii Carl Epling; 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  SEINET7063490 Image available Lupinus formosus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  UC1594345  Lupinus guadalupensis Tim Ross and Amy Kendall 1992-4-15 6193 Los Angeles central upland portion San Clemente Island (sw of 'Ledge' (1328' knoll w of Stone field station) 236 degrees sw ca 170m distant from summit of 'Ledge'); central upland portion of San Clemente Island 393 Comment
  SEINET3131575  Lupinus hirsutissimus A. A. Heller 5358 Los Angeles Claremont Comment
  UCR216867  Lupinus hirsutissimus R. G. Swinney 2009-3-13 10108 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  JEPS65273  Lupinus latifolius var. parishii Frank W. Peirson 1919-6-5 464 Los Angeles San Antonio Canyon; San Gabriel Mts., San Antonio Canyon 1341 Comment
  CAS-BOT-BC211716  Lupinus longifolius LeRoy Abrams 1902-7-1 2621 Los Angeles Little Santa Anita Canyon Comment
  RSA0061217  Lupinus longifolius Daisie Huang 2008-4-6 08040602 Los Angeles Deer Creek Road, right off of PCH. Malibu. 17 Comment
  SEINET10485633  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCD108625  Lupinus microcarpus A. C. Sanders; Mark A. Elvin, et al. 2003-4-14 25971 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  IRVC26357  Lupinus microcarpus var. microcarpus A. C. Sanders, Mark A. Elvin 2003-4-16 26037 Los Angeles Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed 305 Comment
  RSA86959  Lupinus odoratus F. W. Peirson 1921-7-2 2477 Los Angeles Pallett Creek, lower Rock Creek tributary: north side of San Gabriel Mountains. 1098 Comment
  SFV19154  Lupinus odoratus J. N. Hogue, S. G. Hogue, J. M. Wrublik 2003-5-12 194 .1 Los Angeles Mojave Desert Alpine Butte. 850 Comment
  UCR117224  Lupinus odoratus B. G. Pitzer 1998-5-12 3692 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  UC81982  Lupinus sparsiflorus Katharine Brandegee May 1889 Los Angeles Saugus Comment
  RSA611672  Lupinus succulentus Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10103 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
  UCSB11836  Lupinus succulentus Haines, Bruce 1962-3-11 Los Angeles Topanga Summit, 10 miles north of the Pacific Ocean on California State Highway 27 475 Comment
  CATA591  Lupinus truncatus Mark L. Hoefs 1991-4-7 1036 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  RSA0055761  Lupinus truncatus R. G. Swinney 2010-4-1 12145 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  SFV6176  Lupinus truncatus R. M. Muran 1974-5-16 74 Los Angeles Santa Monica Mountains Cold Creek Canyon. 427 Comment
  UC124609  Lupinus truncatus H. M. Hall 1908-6-16 8287 Los Angeles Avalon Santa Catalina Island (Santa Catalina Island) Comment
  UCR99396  Lupinus truncatus Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  UCR204014  Luzula comosa R. G. Swinney 2001-9-15 8136 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  CAS-BOT-BC233475  Lycium californicum E. R. Blakley 1962-10-4 5412 Los Angeles Southeast side of Isthmus Cove, Santa Catalina Island 3 Comment
  SBBG20561  Lycium californicum E. R. Blakley 1963-12-8 6407 Los Angeles just back of beach, between Northwest Harbor and Whale Pt 7 Comment
  RSA601056  Lycium cooperi Steve D. Boyd, Lauren Raz 1997-6-18 9998 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 2.4 road miles west of intersection with Highland St. 878 Comment
  UCR117226  Lycium cooperi B. G. Pitzer 1998-5-12 3688 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  CDA5783  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Playa del Rey, 400 m north of 431 East Culver Blvd., Sec. 27 T2S R15W SB. 0 Comment
  CHSC114383  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles 400 m north of 431 East Culver Blvd., Playa del Rey. Comment
  CDA20511  Lycopersicon esculentum M. O'Brien 2004-7-19 MOB 10 -04 Los Angeles South Coast; El Pescador State Beach. 0 Comment
  RSA409649  Lycopus americanus F. R. Fosberg 1930-11-11 S- 4174 Los Angeles Templeton S of Puente. 80 Comment
  RSA526647  Lyonothamnus floribundus subsp. aspleniifolius Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-7 4207 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA527748  Lyonothamnus floribundus subsp. aspleniifolius Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-8 4314 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  OBI69269  Lyonothamnus floribundus subsp. floribundus John Knapp, Denise Knapp 2003-4-13 24 Los Angeles Catalina Island 104 Comment
  RSA249727  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne, Propst 1973-2-14 42479 Los Angeles Santa Catalina Island. Ironwood Gully on slopes of hill E of Isthmus above Bannin House 183 Comment
  JEPS45975  Lythrum californicum Frank W. Peirson 1918-10-16 291 Los Angeles San Gabriel Mountains, Pacoima Canyon Pacoima Canyon; San Gabriel Mountains, Pacoima Canyon 487 Comment
  SD132671  Madia gracilis F. R. Fosberg 1931-4-10 S 4528 Los Angeles Santa Catalina Island; Hamilto Canyon 39 Comment
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Feb 20 2012
  RSA188299  Madia sativa R. F. Thorne 1966-6-2 36523 Los Angeles Santa Catalina Island, along stream bed, back of beach, canyon leading to Whites Landing 15 Comment
  RSA194019  Malacothamnus clementinus R. M. Beauchamp 1967-3-18 287 Los Angeles San Clemente Island: in dump on edge of canyon below Lemon Tank Comment
  RSA678461  Malacothamnus clementinus Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 169 Los Angeles San Clemente Island. Lemon Tank. Comment
  CAS-BOT-BC206695  Malacothamnus densiflorus Elmer I. Applegate 1931-11-8 7006 Los Angeles 8 miles below Big Pine Camp, San Gabriel Mountains Comment
  UCR142499  Malacothamnus fasciculatus Reid Moran 1941-3-3 670 Los Angeles Channel Islands, near Parson's Landing, Santa Catalina Island 200 Comment
  UC18790  Malacothamnus fasciculatus var. fasciculatus T. Davidson 1892-1 Los Angeles Los Angeles Comment
  RSA549541  Malacothamnus fasciculatus var. laxiflorus Tim S. Ross 1992-4-27 6237 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  UCR85798  Malacothamnus fremontii T. S. Ross, Steve Boyd 1991-7-24 5638 Los Angeles San Gabriel Mtns., ridge NNE of Granite Mountain 1915 Comment
  UCR75299  Malacothrix Scott D. White 1992-10-8 901 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  UCR186885  Malacothrix californica A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32034 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA151026  Malacothrix foliosa P. H. Raven 1962-5-8 17606 Los Angeles On dunes on western side of island opposite Wilson Cove, San Clemente Island 30 Comment
  UC92211  Malacothrix foliosa Nevin and Lyon 1885-1 601 Los Angeles San Clemente Comment
  SBBG18363  Malacothrix glabrata M. A. Piehl 1963-5-30 63504 Los Angeles St Hwy 138, ca. 1.5 mi W of SBD county line 1213 Comment
  UC1595349  Malacothrix glabrata Tim Ross 1992-5-17 6357 Los Angeles about 95 m(sic) s mouth of Shoemaker Canyon (on w side of river); San Gabriel Mountains, East Fork of the San Gabriel River 655 Comment
  UCR271147  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-7-8 15495 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  POM6228  Malacothrix saxatilis var. tenuifolia D. L. Crawford, H. D. Hiatt 1916-3-28 578 Los Angeles Santa Monica Mountains. Comment
  UC33291  Malacothrix sonchoides Dr. A. Davidson May, 1895 Los Angeles Antelope Valley Comment
  SD252264  Malosma laurina Steven A. Junak 1999-7-15 Sca 1022 Los Angeles Santa Catalina Island: just above Salta Verde Beach. 6 Comment
  UC17935  Malosma laurina Blanche Trask Apr. 1890 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  UCR108641  Malva neglecta L. C. Wheeler 1970-5-14 s.n. Los Angeles Watts; Success Street, just south of 103d Street. 31 Comment
  UCD116677  Malva parviflora Kenneth A. Wilson 1961-2-21 869 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  RSA433879  Malvella leprosa F. R. Fosberg 1930-6-26 s- 3017 Los Angeles Lower Ballona Creek 8 Comment
  UCR164058  Marah A. C. Sanders 2003-3-14 25776 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
  OBI69363  Marah macrocarpa John Knapp, Denise Knapp 2002-11-27 13 Los Angeles Santa Catalina Island 46 Comment
  RSA672302  Marah macrocarpa Joseph M. Keefe 2001-1-19 30914 Los Angeles Roadside along Sholl Canyon Road, 3 meters north of beginning of the Eagle Rock Park Path, 200 meters north of Figueroa Street, Eagle Rock. 280 Comment
  SBBG32155  Marah macrocarpa R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -315 Los Angeles Descanso Cyn 91 Comment
  UC792396  Marah macrocarpa Ira L. Wiggins 1949-2-21 11955 Los Angeles Wilson's Cove San Clemente Island Comment
  SD84919  Marah macrocarpa Mary H. Ward 1971-3-2 127 Los Angeles San Rafael hills, SW Pasadena, behind Linda Vista 305 Comment
  SDSU5838  Marah macrocarpa Gerald Collier 1951-3-22 M 499 Los Angeles Faculty Hill; about 1/2 mile west of UCLA campus. Comment
  UC1922479  Marah macrocarpa var. macrocarpa Valerie Soza, Miriam Sidibeh 2003-3-26 1620 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA0068440  Marrubium vulgare R. G. Swinney 2010-6-8 13213 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  RSA594290  Marrubium vulgare Louis C. Wheeler 1967-7-30 10250 Los Angeles San Gabriel MountaiSan Gabriel Mountains. 1.6 mi. N of junction of 3N33 and 3N06 about 350-450 tds. due west of Shade Campground at base of east-facing slope. N fork Lytle Creek, on 3N33.ns. Big Tujunga Canyon at Trail Canyon. 518 Comment
  UCSB9294  Marrubium vulgare Haller, Norman 1953-3-29 Los Angeles Mulholland Dr. near Sepulveda, Santa Monica Mts. 426 Comment
  CAS-BOT-BC67808  Marsilea vestita Peter H. Raven 1961-9-24 16748 Los Angeles Strand of Boquet Reservoir at east end. 914 Comment
  CAS-BOT-BC348119  Matricaria discoidea Alice Eastwood 1906-5-27 188 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  POM362443  Matricaria matricarioides Robert Gustafson 1981-5-13 2210 Los Angeles Ballona Wetlands, Area 1 Comment
  UCD134452  Matricaria occidentalis Ernest C. Twisselmann 1964-5-7 9389 Los Angeles Avenue A, south of Rogers Lake, Edwards Air Force Base. 614 Comment
  CAS-BOT-BC422758  Meconella denticulata Brandegee 1889-5-1 s.n. Los Angeles Pasadena Comment
  RSA495079  Medicago polymorpha A. C. Sanders 1988-5-18 7824 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  RSA765559  Medicago polymorpha Doris Bowers 1957-3-23 s.n. Los Angeles Rocky Point, LaVerne 335 Comment
  SBBG80283  Medicago polymorpha F. C. Boutin 1967-4-23 1637 Los Angeles Wilson Cove Comment
  RSA747287  Melaleuca citrina A. C. Sanders, T. B. Salvato 2009-5-19 36840 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. Comment
  CAS-BOT-BC281511  Melica imperfecta Peter H. Raven; Henry J. Thompson 1959-5-5 14149 Los Angeles Santa Monica Mts. Mulholland Highway, 1 mile W of Las Virgenes Rd, Malibu Creek drainage 274 Comment
  RSA653831  Melica imperfecta Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 801 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  RSA746863  Melica imperfecta Orlando Mistretta 1992-5-21 365 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UCD87919  Melica imperfecta A. M. Johnson 1933-5-14 s.n. Los Angeles Baldwin Hills. Comment
  UCR223164  Melica imperfecta R. G. Swinney 2009-5-20 10814 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCD88289  Melica stricta A. A. Beetle 1942-6-25 3639 Los Angeles San Bernardino Mountain, 4 miles north of Big Pine Camp on Rt. 2. 1828 Comment
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Mar 25 2015
  UCSB12598  Melilotus albus Breedlove, Dennis 1961-9-24 Los Angeles Middle Ranch Canyon, 0.5 mi. above Ben Weston Beach, Santa Catalina Island 60 Comment
  RSA0112057  Melilotus indicus Richard G. Swinney 2011-3-29 14264 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
  LA200494  Melilotus indicus Norman A. Cole; May 1964 323 c Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Malibu Lake, Lake Malibu bridge on Lake Vista Rd. 213 Comment
  RSA008770  Melilotus indicus Fay A. MacFadden 1930-06 1725 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  UCR189281  Mentzelia R. G. Swinney 1998-5-16 6095 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  SBBG44387  Mentzelia albicaulis G. Sphon, D. Hearn 1956-5-30 3 Los Angeles flat, Black Butte, Antelope Valley 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
  RSA0042495  Mentzelia jonesii Ed Kentner 2014-3-21 361 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. 1876 Comment
  RSA440458  Mentzelia laevicaulis N. C. Cooper 4195 Los Angeles Mt. Baldy Resorts. 1524 Comment
  UCD117361  Mentzelia laevicaulis R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  SEINET6084138  Mentzelia laevicaulis Unknown 1946-10-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR219399  Mentzelia micrantha R. G. Swinney 2009-3-31 10226 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  RSA446793  Mentzelia montana Anstruther Davidson 1906-6-1 1627 Los Angeles Big Rock Creek, Lowell Mine. Comment
  RSA674668  Mentzelia montana Scott D. White, Kent Hughes 2000-5-17 7883 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  UCR184052  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller, et al 2007-4-12 33385 Los Angeles Western Antelope Valley, Neenach, south of Hwy 138 at end of 290th St. West, toe of hills between Horse Camp and Cow Spring canyons and into mouth of Cow Spring Canyon 976 Comment
  SEINET6944408  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  RSA177688  Mesembryanthemum crystallinum R. F. Thorne, P. Everett 1965-5-11 34571 Los Angeles Base of rocky bluff behind N beach of Little Harbor, Santa Catalina Island Comment
  RSA402636  Mesembryanthemum nodiflorum B. C. Templeton 1968-2-25 11392 Los Angeles Santa Catalina Island, near the isthmus. Comment
  UCR152473  Mesembryanthemum nodiflorum A. C. Sanders, Lee Jones 2005-4-8 29337 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA756079  Microseris lindleyi R. G. Swinney 1998-4-14 5982 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA598112  Microsteris gracilis Steve Boyd, Lauren Raz 1997-3-4 9160 Los Angeles Liebre Mountains region, summit of Portal Ridge near the head of Broad Canyon, west of Troedel Spring, at the intersection of the Juday Truck Trail (7N07) and Broad Canyon Motorway (7N07A). 1316 Comment
  RSA569929  Microsteris gracilis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4881 Los Angeles Liebre Mtn: near W summit area. 1683 Comment
  RSA82099  Mimulus aurantiacus Unspecified 1920-4-22 4494 Los Angeles Rubio Canyon, south base of San Gabriel Mountains. 534 Comment
  HSC12517  Mimulus aurantiacus var. pubescens Wendell Wood 1970-6-20 12 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  OBI9531  Mimulus aurantiacus var. pubescens Carl B. Wolf 1936-4-24 7772 Los Angeles Base of Santa Susana Pass 366 Comment
  POM7002  Mimulus aurantiacus var. pubescens P. A. Munz, Street, Williams. 1919-4-5 2447 Los Angeles Puddingstone Canyon Comment
  RSA0086919  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-8-9 13468 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  RSA0060192  Mimulus aurantiacus var. pubescens Robert M. Perkins 1935-5-4 72 Los Angeles Hendrick's Canyon. Comment
  POM246800  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-3-31 S- 4429 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 40 Comment
  RSA161320  Mimulus aurantiacus var. puniceus Peter H. Raven 1962-5-20 17774 Los Angeles Santa Catalina Island. Avalon canyon about 1 mile south of Avalon. Comment
  UCR272687  Mimulus aurantiacus var. puniceus Steven A. Junak 2000-6-30 SCa 1361 Los Angeles Channel Islands, Santa Catalina Island, slope just west of summit of Mt. Torquemada and Triangulation Point 'well 2 402 Comment
  RSA624034  Mimulus brevipes T. Gertrude Williamson 1918-06 2712 Los Angeles Sierra Madre Mountains. Comment
  RSA703544  Mimulus brevipes Michael Honer 2004-6-22 2004 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  RSA588679  Mimulus cardinalis Orlando Mistretta 1995-7-12 1919 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  UCR194754  Mimulus floribundus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 716 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA601146  Mimulus floribundus Louis C. Wheeler 1966-9-6 8877 Los Angeles San Gabriel Mountains. Aliso Canyon. Comment
  SFV3370  Mimulus fremontii M. L. Vincent 1962-5-7 227 Los Angeles Mojave Desert Highway 0.5 miles from main highway at Pearblossom turnoff to Valyermo. 975 Comment
  RSA252944  Mimulus fremontii var. fremontii Robert F. Thorne, Gary D. Wallace 1973-4-24 43423 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  RSA497247  Mimulus fremontii var. fremontii Louis C. Wheeler 1967-7-24 9738 Los Angeles San Gabriel Mountains, Angeles National Forest, Indian Canyon. 701 Comment
  RSA0056589  Mimulus johnstonii Valerie L. Soza, Sarah J. De Groot 2003-6-18 1693 Los Angeles Mount Hillyer Trail from Horse Flats Campground. 1829 Comment
  JEPS23984  Mimulus pilosus Victor Duran 1933-7-10 3510 Los Angeles near Pinyon Flats (headwaters of creek); San Gabriel Mountains, Little Rock Creek, Sulphur Springs 1524 Comment
  UCR209460  Mimulus pilosus R. G. Swinney 2008-10-10 9567 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR223166  Mirabilis laevis R. G. Swinney 2009-5-20 10812 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  SD251760  Mirabilis laevis M. B. Dunkle 1939-5-28 8107 Los Angeles Santa Barbara Island. South end of island. Comment
  SBBG89289  Mirabilis laevis var. crassifolia J. Adams 1965-3-19 77 Los Angeles Thompson's Wash, N end of Indian Hill Blvd; Claremont Comment
  SDSU8456  Mirabilis laevis var. crassifolia R. M. Beauchamp 1967-3-18 301 Los Angeles On dry slope west of dump below Lemon Tank., San Clemente Island, Ca. Comment
  SEINET8544931  Mirabilis laevis var. crassifolia G. B. Grant 1904-4-16 791 Los Angeles Los Angeles. Comment
  RSA131262  Mirabilis laevis var. villosa Percy C. Everett, E. K. Balls 1959-5-22 23808 Los Angeles Big Rock Creek, N slopes, San Gabriel Mts, from Valyermo 1220 Comment
  UC68805  Mirabilis multiflora var. pubescens H. M. Hall June, 1905 6259 Los Angeles Manzana; Mojave Desert, Antelope Valley 883 Comment
  LA202434  Modiola caroliniana Arthur C. Gibson; 2006-7-11 5115 Los Angeles SANTA MONICA MOUNTAINS, grounds of the former Soka University on Mulholland Hwy. Comment
  UC120470  Monanthochloe littoralis T. S. Brandegee Los Angeles Santa Catalina Island Comment
  UCR182739  Monardella R. G. Swinney 1997-7-16 5656 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 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
  UC57489  Monardella hypoleuca subsp. hypoleuca J. H. Barber 1898-8-5 Los Angeles Malibu Canyon Santa Monica Mts. Comment
  RSA579444  Monardella lanceolata Tim S. Ross, Steve D. Boyd 1994-6-22 8024 Los Angeles Sawmill Mountain: E side of main summit area; ca 570 m E of (5514-ft) summit. 1616 Comment
  UC831331  Monolopia lanceolata I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4767 Los Angeles Boquet Canyon 600 Comment
  UC1536857  Monolopia major G. H. True 1935-3-6 59 Los Angeles between 3 points and highway Neenach 914 Comment
Read comments
Feb 9 2019
  RSA13754  Montia fontana L. C. Wheeler 1934-2-13 2380 Los Angeles 1 mi. NE Puddingstone Dam (Harwood Hill) San Jose Hills. 351 Comment
  SFV20885  Morus alba L. Gross, B. Hogshead, V. Soza 2003-5-29 965 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). 549 Comment
  UCR194005  Muhlenbergia californica R. G. Swinney 1998-7-28 6512 Los Angeles San Gabriel Mtns., Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak 1024 Comment
  CAS-BOT-BC275276  Muhlenbergia microsperma Le Roy Abrams 1903-3-8 3111 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  RSA13824  Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles Buckhorn, San Gabriel Mountains. 1982 Comment
  RSA776560  Muhlenbergia rigens Orlando Mistretta, Christine Mistretta 2010-6-15 5308 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  SEINET3887502  Muilla maritima Keith Dobry 1991-5-14 537 Los Angeles Elsmere Canyon, West San Gabriel Mountains.; 0 Comment
  UCR271666  Muilla maritima R. G. Swinney 2011-5-31 14932 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
  RSA421092  Nama californica Anstruther Davidson 1923-06 s.n. Los Angeles [Unspecified] Comment
  RSA725083  Nama demissa var. demissa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -97 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  UC121718  Nassella cernua H. E. Hasse 1895-4-8 Los Angeles Santa Monica Range Comment
  UC483359  Nassella cernua L. R. Abrams and I. L. Wiggins 1931-7-4 316 Los Angeles White's Landing Channel Islands, Santa Catalina Island Comment
  RSA133248  Nassella lepida P. H. Raven 1959-5-3 14059 Los Angeles Santa Monica Mountains. Mulholland Drive near Beverly Glen Boulevard, (34?N; 118-119?W) 381 Comment
  SBBG108417  Nassella lepida T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8581 Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt 243 Comment
  UC1873092  Nassella lepida John Knapp, Denise Knapp 2003-5-10 56 Los Angeles Catalina Island 426 Comment
  UCSB2397  Nasturtium officinale Wedberg, H. 1958-7-15 Los Angeles Behind store at jct. New and Old Topanga Canyons, Santa Monica Mtns. Comment
  SBBG117011  Navarretia hamata subsp. leptantha S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1526 Los Angeles E of Little Harbor, near Sheep Chute Ridge Rd, ca. 0.4 mi from jct with Little Harbor Rd, overlooking Campo Blanco Cyn 97 Comment
  UC6596  Nemacaulis denudata var. denudata A. J. McClatchie July, 1896 Los Angeles Long Beach Comment
  SBBG126916  Nemacladus pinnatifidus A. Parikh, N. Gale 2010-6-15 3301 Los Angeles upper Big Tujunga Cyn, 0.2 km ENE of Shortcut Stn, 0.7 km N of St Hwy 2 1310 Comment
  RSA497251  Nemacladus sigmoideus L. C. Wheeler 1948-6-13 6641 Los Angeles San Gabriel Mountains: Big Tujunga, on ridge east of Coldwater Canyon. 975 Comment
  RSA597744  Nemacladus sigmoideus T. S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3747 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA0126417  Nemacladus sigmoideus Katherine Brandegee s.n. Los Angeles Lancaster. Comment
  RSA652167  Nemophila menziesii Toppenberg s.n. Los Angeles Angeles Crest hwy, 1 miles from Ranger Station. Comment
  UC1211139  Nemophila menziesii Huron H. Smith 1912-4-30 4866 Los Angeles Mt. Wilson; creek 1219 Comment
  UCR178885  Nemophila menziesii var. integrifolia R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 'Water Pipe Canyon' [=Pavil Cyn] a tributary of Big Dalton Canyon 451 Comment
  LA52038  Neogaerrhinum kelloggii Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR271664  Nerium oleander R. G. Swinney 2011-3-26 14215 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  JEPS12284  Nicotiana attenuata Frank W. Peirson 1919-6-14 495 Los Angeles Rock Creek; San Gabriel Mountains 1524 Comment
  UC535346  Nicotiana glauca Ira W. Clokey, B. Templeton Jun 1929 4583 Los Angeles Mandeville Canyon; Santa Monica Mountains 150 Comment
  UCR217338  Nitrophila occidentalis David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, north of the spillway and 0.25 mi. south of Rosamond Dry Lake bed 713 Comment
  UC885959  Nuttallanthus texanus Ira W. Clokey, B. Templeton Mar. 1929 4505 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 350 Comment
  SBBG61334  Oenothera californica subsp. californica R. Hoffmann 1927-6-14 Los Angeles Chandler's Comment
  UC20444  Oenothera californica subsp. californica J. H. Barber 1897-6-27 197 b Los Angeles Aliso Canyon Comment
  UC184464  Oenothera deltoides subsp. deltoides A. D. E. Elmer July 1902 3810 Los Angeles Lancaster Comment
  SBBG127075  Oenothera elata subsp. hirsutissima A. Parikh, N. Gale 2011-6-16 3474 Los Angeles Aliso Cyn, 1.5 km W of Angeles Forest Hwy, 0.1 km S of Aliso Cyn Rd; San Gabriel Mtns 1095 Comment
  RSA191360  Oenothera elata subsp. hirsutissima Robert F. Thorne, M. Z. Thorne 1967-7-19 37196 Los Angeles San Gabriel Mountains, Angeles National Forest; Big Cienega Springs above Crystal Lake Recreation Area 1982 Comment
  SFV21716  Olea europaea J. N. Hogue 2010-7-30 369 .2 Los Angeles Santa Monica Mountains 1 mile south of Seminole Hot Springs. At trailhead near road. 335 Comment
  RSA639167  Opuntia littoralis L. C. Wheeler 1967-7-6 9920 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  RSA160506  Oreonana vestita David M. Hutt 1959-5-10 633 Los Angeles Devil s Backbone, the ridge 1 mile toward Mt. Baldy from top of first ski tow at Baldy Notch- north of Claremont 2591 Comment
  RSA642028  Oreonana vestita Orlando Mistretta 1993-6-24 885 -A Los Angeles San Gabriel Mountains: Devils Backbone Ridge. [Near Mt Harwood] 2529 Comment
  SBBG31023  Orobanche bulbosa R. F. Thorne 1966-4-29 36327 Los Angeles below rd to White's Landing above turn-off to Echo Lake 411 Comment
  RSA0081023  Orobanche bulbosa Anonymous 1901-05 s.n. Los Angeles Sierra Santa Monica. Comment
  UC129097  Orobanche fasciculata H. M. Hall and H. P. Chandler 1906-6-12 7401 Los Angeles Southern California. San Francisquito Canyon. Comment
  UC444914  Orobanche fasciculata F. M. Reed 1909-7-2 2826 Los Angeles Catalina Island, Pebbly Beach Road. Comment
  SBBG129182  Orobanche parishii A. Parikh, N. Gale 2012-5-23 2159 Los Angeles Newhall Ranch, 1.6 km S of the Santa Clara River, 1.9 km W of Interstate 5, N side of Santa Susana Mtns 365 Comment
  RSA603789  Orobanche valida subsp. valida Louis C. Wheeler 1948-6-13 6640 Los Angeles San Gabriel Mountains: Big Tujunga, on ridge east of Coldwater Canyon. 976 Comment
  SEINET10661460  Oryza sativa Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3889 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  UCR256212  Osmorhiza berteroi R. G. Swinney 2010-10-13 14029 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  POM68648  Osmorhiza brachypoda Marcus E. Jones 1924-4-16 s.n. Los Angeles Stoddard Canon. Mouth of San Antonio Canyon. Comment
  UC412650  Osmorhiza brachypoda Geo. B. Grant Apr 1903 1371 Los Angeles Old Wilson trail Sierra Madre Comment
  RSA654554  Oxalis corniculata Benjamen Rangel 1992-4-26 777 -30 Los Angeles At the west side of Alamitos Hall, close to the west side door, at Cal Poly Pomona Univ. Comment
  SD52173  Oxalis corniculata H. E. House 1892-1 1464 Los Angeles Santa Monica Comment
  RSA463264  Oxalis pes-caprae A. C. Sanders 1988-2-3 7596 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA656419  Oxalis pes-caprae Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 673 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 518 Comment
  RSA230696  Oxytheca parishii var. parishii Robert F. Thorne, M. Z. Thorne 1969-7-10 38425 Los Angeles San Gabriel Mts; Angeles National Forest; south of Wrightwood-Big Pines Hwy, c. 1.5 miles W of Wrightwood, Swarthout Valley 1951 Comment
  JEPS85805  Packera ionophylla Roy E. Buck 1989-6-23 1351 Los Angeles 0.1 air km nnw Icy Springs (lowermost ne-facing slope of canyon of upper Big Rock Creek, just e of ruins of old stone house); San Gabriel Mountains, Big Rock Creek 1737 Comment
  LA99479  Paeonia californica Hisao P. Arai; 1957-3-16 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  POM50149  Paeonia californica L. R. Abrams 1901-04 1265 Los Angeles Santa Monica Mountains Comment
  RSA599779  Paeonia californica Steve Boyd, Lauren Raz 1997-3-25 9273 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  POM366041  Panicum capillare L. C. Wheeler 1933-10-22 2194 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  SBBG57157  Panicum capillare R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  UC1922229  Papaver californicum Valerie Soza, Laura A. Moore 2000-5-10 857 Los Angeles Verdugo Mountains; north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936'' 579 Comment
  UCR282208  Papaver californicum Gary Hans 2010-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, below Vista del Valle Dr., Spring Canyon 296 Comment
  CAS-BOT-BC422787  Papaver californicum Henry J. Thompson 1959-5-24 2002 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 1.9 miles north of Coast Highway, Tuna Canyon Road 335 Comment
  PASA50  Parietaria floridana Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  CATA3166  Parietaria hespera Amy Catalano 2016-3-22 054 Los Angeles Santa Catalina Island: North of end of first Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, in shallow bowl 317 Comment
  SD66885  Parietaria hespera var. hespera R. Mitchel Beauchamp 1967-3-17 284 Los Angeles On south slope of canyon below Lemon Tank, San Clemente Island. Comment
  RSA0016997  Paspalum dilatatum Anstruther Davidson 1917-07 3160 Los Angeles La Habra; Los Angeles. Comment
  UCR95373  Pectocarya anisocarpa T. S. Ross, J. M. Porter 1995-5-4 8463 A Los Angeles Transverse Range, Texas Canyon: c. 3.6 road miles NE of Bouquet Canyon Road 683 Comment
  SEINET4071536  Pectocarya linearis var. ferocula R. Moran 1941-1 698 Los Angeles Ridge north of Middle Ranch, Santa Catalina Island. 300 Comment
  JEPS68199  Pectocarya penicillata W. L. Jepson 1939-4-21 19233 Los Angeles Fairmont Mojave Desert, Fairmont 847 Comment
  POM50879  Pectocarya penicillata L. R. Abrams 1901-4-6 s.n. Los Angeles Big Tujunga Wash Comment
  JEPS10348  Pedicularis densiflora Frank W. Peirson 1921-4-21 2363 Los Angeles Sycamore Flat Ridge, n slope- San Dimas Region Sycamore Flat Ridge; San Dimas Region, San Gabriel Mountains 853 Comment
  CATA1468  Pelargonium X hortorum Mark L. Hoefs, Robert F. Thorne 1996-4-6 2656 Los Angeles Santa Catalina Island: Wrigley Road, above junction of Middle Terrace Road, Avalon 91 Comment
  RSA686720  Pellaea andromedifolia F. R. Fosberg 1931-4-1 R 83 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 60 Comment
  UCR137596  Pellaea andromedifolia var. andromedifolia R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  UCSC001087  Pellaea mucronata Steve Castagnoli 1980-5-8 124 Los Angeles Colby Canyon, San Gabriel Mts, Mt Lowe 1585 Comment
  UC1795033  Pellaea mucronata subsp. mucronata Ruth Kirkpatrick 2001-7-30 1079 Los Angeles San Gabriel Mountains at Red Box Picnic Area on Angeles Crest Hwy (Hwy 2), Angeles National Forest Red Box Station. Angeles Crest Hwy and Mount Wilson/Red Box 1432 Comment
  UC1063630  Pellaea mucronata var. mucronata F. H. Raymond 1930-1-29 48 Los Angeles head Corral Canyon; Calabasas Quadrangle 670 Comment
  RSA535335  Pellaea mucronata var. mucronata T. S. Ross 1991-5-21 5399 Los Angeles San Clemente Island: ridgetop of the 'armpit' where the two upper forks of Box Canyon join together 457 Comment
  NY758502  Penstemon centranthifolius S. Boyd 2004-5-18 11308 Los Angeles Transverse Ranges: Liebre Mountains region: Atmore Meadows area Comment
  RSA0098614  Penstemon grinnellii R. G. Swinney 2011-9-27 15716 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
  UCR259562  Penstemon grinnellii R. G. Swinney 2010-9-7 13698 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA0097780  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-7-8 15494 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA225742  Penstemon heterophyllus var. australis Robert F. Thorne, Arthur C. Gibson 1971-5-22 39744 Los Angeles Fish Canyon. 335 Comment
  CAS-BOT-BC174668  Penstemon labrosus Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA0021479  Penstemon rostriflorus Duncan S. Bell, Caitlin Elam 2013-7-11 5351 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  UCR114182  Penstemon spectabilis A. C. Sanders, D. Malueg 1998-6-24 22059 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
  UCD124333  Penstemon spectabilis M. Vincent 1961-5-10 46 Los Angeles Mulholland Highway, one fourth mile east of Seminole Hot Springs. Comment
  POM199722  Penstemon spectabilis subsp. subviscosus I. W. Clokey, Bonnie C. Templeton 1929-03 4475 Los Angeles Open roacky ridge. 300 Comment
  RSA660104  Penstemon spectabilis subsp. subviscosus Orlando Mistretta 1992-6-12 565 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UC88028  Pentachaeta fragilis T. S. Brandegee Los Angeles San Pedro Comment
Read comments
Nov 11 2010
  VVC1903  Pentachaeta lyonii Tim Thomas 1991-5-20 1435 Los Angeles Santa Monica Mountains, On ridge east of the intersection of Decker Rd and Carlisle Rd. 358 Comment
  RSA0070824  Pentagramma triangularis Tim Ross, Steve Boyd 1993-5-23 7236 Los Angeles Lower, easterly ridge of Red Mountain, on northerly slope ca. 380 m SE of the saddle between Ruby and Clearwater Canyons. 963 Comment
  RSA0091974  Pentagramma triangularis R. G. Swinney 2011-11-1 15948 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  UC62535  Pentagramma triangularis subsp. triangularis Harley P. Chandler 1897-4-12 Los Angeles Palmer's Canyon Claremont 914 Comment
  CAS-BOT-BC73799  Peritoma arborea var. arborea J. Johnston 1917-4-11 s.n. Los Angeles Malibu Coast - mout of Trancas Cyn., north of Pacific coast Hwy. USGS Point Dume quad. 7 Comment
  CAS-BOT-BC355969  Perityle emoryi G. B. Grant 1906-9-1 7167 Los Angeles Santa Catalina Island Comment
  RSA3493  Perityle emoryi C. B. Wolf 1932-5-9 3436 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  LA200245  Perityle emoryi Norman A. Cole; May 1964 370 Los Angeles SANTA MONICA MOUNTAINS, 1.2 mi. from junction Rambla Pacifico and Schuern Road (Site no. 13). 685 Comment
  CAS-BOT-BC418872  Persicaria hydropiperoides Le Roy Abrams 1901-8-1 2187 Los Angeles Ballona Creek Comment
  RSA578117  Petalonyx thurberi subsp. thurberi Tim S. Ross, Steve D. Boyd 1994-9-20 8236 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  RSA771950  Phacelia Robert F. Thorne 1968-2-24 37917 Los Angeles Santa Catalina Island. Fisherman's Cove. Comment
  RSA710708  Phacelia brachyloba Valerie L. Soza, Susan Caplow 2003-4-11 1624 Los Angeles Brand Park, just south of junction of Brand Park Mtwy and Verdugo Mtwy, alongside Brand Park Mtwy. Brand Burn 2002 area. 793 Comment
  RSA75507  Phacelia brachyloba F. W. Peirson 965 Los Angeles Las Flores Canyon; San Gabriel Mts. Comment
  UCR239615  Phacelia cicutaria Dan S. Cooper 2012-7-2 712- 42 Los Angeles Western Transverse Range; Santa Monica Mountains, upper Escondido Canyon 84 Comment
  POM6433  Phacelia cicutaria var. hispida P. A. Munz, L. T. Street, Williams 1919-4-5 2432 Los Angeles Puddingstone Canyon, San Dimas. Comment
  RSA0037418  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-29 13418 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  UCR220381  Phacelia cicutaria var. hispida R. G. Swinney 2009-4-16 10355 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  RSA427852  Phacelia cicutaria var. hispida Erwin Miller 1934-5-14 18987 Los Angeles El Segundo. Comment
  UC1537520  Phacelia ciliata Gordon H. True Jr. 1935-3-6 60 Los Angeles along Neenach-Three Points rd Neenach 975 Comment
  RSA763228  Phacelia cryptantha Justin M. Wood 2010-5-10 1566 Los Angeles San Gabriel Mountains. Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  RSA775874  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2010-5-26 5209 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  RSA756127  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2008-4-30 2566 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  SBBG71496  Phacelia cryptantha L. Gross 2005-4-28 2153 Los Angeles ridgeline to Mt Emma and cyn S of this ridge; W from Mt Emma (NW trending ridge, lower part of ridgeline starts to turn SW), E of Mt Emma Rd 1235 Comment
  RSA747417  Phacelia distans R. G. Swinney 2008-5-12 8839 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA709690  Phacelia distans LeRoy Gross 2005-4-28 2179 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  JEPS2329  Phacelia douglasii W. L. Jepson 1935-4-17 17049 Los Angeles 6 1/2 mi w Lancaster; w. Mohave Desert 731 Comment
  RSA74959  Phacelia douglasii F. W. Peirson 1922-6-3 3085 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
  SBBG64918  Phacelia douglasii R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  RSA589116  Phacelia fremontii Tim S. Ross 1992-4-4 6098 Los Angeles Big Rock Creek: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road. 1207 Comment
  RSA775876  Phacelia fremontii Orlando Mistretta, Christine Mistretta 2010-5-26 5212 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  PASA1339  Phacelia hispida Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  CAS-BOT-BC145160  Phacelia hubbyi Peter H. Raven; H. J. Thompson; S. R. Snow 1956-6-22 9445 Los Angeles on a large burn below Mulholland Drive above Sepulveda Blvd., Santa Monica Mts. Comment
  RSA0091125  Phacelia imbricata subsp. imbricata R. G. Swinney 2011-5-12 14713 Los Angeles San Gabriel Mountains: Along Cabin Creek near the confluence with Aliso Canyon. 1195 Comment
  RSA725875  Phacelia imbricata subsp. imbricata R. G. Swinney 1998-5-10 6051 Los Angeles Glendora, c. 1 mile north of Sierra Madre Ave. on Garcia Trail 524 Comment
  RSA597281  Phacelia imbricata subsp. patula Tim S. Ross, Peter Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3729 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA754002  Phacelia imbricata subsp. patula Unspecified 680621 Los Angeles Angeles National Forest, Upper Chialo Campground 1616 Comment
  UC1244095  Phacelia imbricata subsp. patula L. R. Heckard 1953-6-15 507 Los Angeles along road from Mt. Gleason 4 mi below Messenger Flats (along creek); San Gabriel Mountains, Angeles National Forest, Pachoima Cre 1645 Comment
  UCR189390  Phacelia longipes R. G. Swinney 1998-6-12 6189 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
  UC1228877  Phacelia lyonii Peter H. Raven 1962-5-8 17602 Los Angeles second canyon s Seal Cove; San Clemente Island 30 Comment
  UC1234627  Phacelia lyonii Peter H. Raven 1962-5-22 17829 Los Angeles about 1 mi w Cherry Canyon (along coastal bluffs); Santa Catalina Island Comment
  UC124484  Phacelia lyonii H. M. Hall 1908-6-16 8283 Los Angeles Avalon Santa Catalina Island Comment
  POM3695  Phacelia minor L. R. Abrams 1901-4-3 1245 Los Angeles Cahuenja Pass Comment
  RSA703623  Phacelia minor Tim Thibault, Ryan Gilmore 2004-4-29 241 Los Angeles Dry Lake Canyon, between tunnels W of Mt. Baldy Road 974 Comment
  RSA746635  Phacelia minor R. G. Swinney 2008-4-10 8630 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  SD125447  Phacelia minor Daryl Koutnik, John Cuti 1978-4-12 338 Los Angeles Verdugo Mountains, S of La Tuna Canyon Road 579 Comment
  UCR280654  Phacelia minor R. G. Swinney 2014-5-21 16600 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
  RSA428071  Phacelia minor Louis C. Wheeler 1934-4-24 2556 Los Angeles Liveoak Canyon Dam 457 Comment
  CAS-BOT-BC145070  Phacelia mohavensis H. M. Hall 1900-6-3 1501 Los Angeles Swarthout Canyon, San Antonio Mountains 1981 Comment
  RSA97702  Phacelia mohavensis R. M. Straw 1954-6-16 625 Los Angeles Horse Flats Road, off Angeles Crest Hwy. Angeles National Forest. Comment
  RSA597  Phacelia parryi J. T. Howell 1928-6-29 1000 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  UCR205979  Phacelia ramosissima A. C. Sanders, T. B. Salvato 2009-5-29 37050 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  RSA0081699  Phacelia tanacetifolia R. G. Swinney 2010-6-1 13092 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  SBBG130713  Phalaris minor S. A. Junak 2000-5-6 SCa 1267 Los Angeles small reservoir [Deep Tank], S side of Upper Empire Quarry Rd, 0.8 mi W of intersection with rd to Empire Landing housing 97 Comment
  RSA0034981  Phalaris minor P. R. Brown 1970-4-25 15 Los Angeles Lower end, Canon de Lana. [county not specified] Comment
  UCR274079  Phalaris paradoxa Steven A. Junak, Mark Hoefs 1998-6-12 SCa- 733 Los Angeles Channel Islands, Santa Catalina Island, along Banning House Road, c. 1.0 mile from Two Harbors 229 Comment
  RSA76025  Pholistoma racemosum F. W. Peirson 1923-4-8 3452 Los Angeles Wilson s Cove, San Clemente Island. Comment
  CAS-BOT-BC134963  Phoradendron bolleanum Lewis S. Rose 1934-1-3 34002 Los Angeles Mint Canyon Comment
  OBI12431  Phoradendron densum Robert J. Rodin 1953-5-17 5827 Los Angeles Near main hwy about 3 mi S of Gorman Comment
  CAS-BOT-BC135148  Phoradendron juniperinum James R. Shevock 1976-4-24 5014 Los Angeles along Big Pines highway in the vicinity of Apple Tree Campground. San Gabriel Mts., Angeles National Forest 1524 Comment
  RSA420808  Phoradendron macrophyllum Raymond J. Dobbs 1929-1-1 s.n. Los Angeles Arroyo Seco. Comment
  RSA703178  Phoradendron pauciflorum Scott D. White 2004-8-11 10715 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  CAS-BOT-BC141149  Phoradendron serotinum subsp. macrophyllum Peter H. Raven; Henry J. Thompson 1959-10-31 14716 Los Angeles Natoma Avennue at N base of mountains. Santa Monica Mountains 365 Comment
  SEINET10327137  Phoradendron serotinum subsp. macrophyllum L. C. Wheeler 1931-12-15 395 Los Angeles Thompson Creek Dam, near Claremont. 495 Comment
  POM354336  Phoradendron villosum Fordyce Griffiths Jr. 1915-12-23 s.n. Los Angeles San Gabriel Mountains: Mount Wilson Ridge. Comment
  RSA132734  Phoradendron villosum Del Wiens 1953-12-10 879 Los Angeles San Gabriel Mountains, Crystal Lake Area. 1677 Comment
  RSA682947  Phyllospadix torreyi E. Yale Dawson 1957-7-29 17346 Los Angeles east of Lechuza Point, Station #26. Comment
  CDA41159  Physalis acutifolia Louis Wheeler 1931-9-11 s.n. Los Angeles 1/2 mile north of Claremont, near Los Angeles. 0 Comment
  POM301539  Physalis pubescens var. grisea J. C. Roos 1942-8-26 1749 Los Angeles San Gabriel, Tri-city Sewage Disposal Plant. Comment
  SFV21458  Pickeringia montana var. montana L. Gross 2001-5-28 411 Los Angeles Verdugo Mountains Northeast side of mountains. Start from dead end street (Mesa Lila Road) in Verdugo City. Along ridge between Henderson and Engleheard Canyons. 549 Comment
  SEINET4044599 Image available Picris echioides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 1910 meters from coast. 22 slope, aspect 220. 198 Comment
  RSA472030  Picris echioides F. R. Fosberg 1930-6-26 s 3003 Los Angeles Culver Garden. 15 Comment
  CATA1918  Pinus canariensis Grant Powell 2014-7-29 1 Los Angeles Santa Catalina Island: Just north of Wrigley Reservoir 437 Comment
  RSA786703  Pinus contorta var. murrayana Eric Tucker, Carly McKean 2012-7-20 LP- 1 Los Angeles San Antonio Canyon 2559 Comment
  RSA0108886  Pinus monophylla R. G. Swinney 2010-5-21 12879 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA382793  Piperia cooperi Anstruther Davidson 1906-5-12 1460 Los Angeles Providencia Ranch, Hollywood. Comment
  RSA593415  Piptatherum miliaceum Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8905 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA595805  Piptatherum miliaceum Lauren Raz, Steve Boyd 1996-10-23 61 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  RSA596106  Piptatherum miliaceum Mark Hoefs, S. Junak, J. Takara, M. Grey 1995-7-12 2365 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  UC1075873  Piptatherum miliaceum E. K. Balls 1956-1-9 10678 Los Angeles along continuation of Bunnelle Avenue 1 mi n Baseline Road (banks of wash); San Dimas Wash 304 Comment
  SBBG51644  Plagiobothrys arizonicus R. Gustafson, C. Davidson 1977-4-20 419 Los Angeles Fort Tejon Rd, S of Littlerock, ca. 1.5 mi E of jct with 82nd St 975 Comment
  UCR126720  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  RSA0065364  Plagiobothrys canescens Lint, Dunn 1948-3-10 305 Los Angeles Corners Bonita and Irwindale, Irwindale. Comment
  RSA0089550  Plagiobothrys collinus Dan S. Cooper 2015-3-3 315 -8 Los Angeles Los Angeles Basin/Western Transverse Range: Griffith Park, utility road on west flank of Burbank Peak. 320 Comment
  RSA771838  Plagiobothrys collinus var. fulvescens R. G. Swinney 2009-5-28 10926 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA0116321  Plagiobothrys nothofulvus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31974 Los Angeles Tehachapi Mtns. Foothills: south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  SEINET3161543  Plantago G. B. Grant 1001 Los Angeles Pasadena Comment
  RSA609288  Plantago erecta Louis C. Wheeler 1974-4-14 s.n. Los Angeles Wildwood Ranch, Shuler Canyon. 412 Comment
  JEPS7146  Plantago major Frank W. Peirson 1919-6-5 462 Los Angeles San Antonio Canyon San Gabriel Mountains 1341 Comment
  RSA512028  Plantago major Louis C. Wheeler 1966-10-1 8947 Los Angeles San Gabriel Mts., Angeles National Forest: Colby Ranch. 1098 Comment
  UCR204574  Plantago major R. G. Swinney 2005-8-5 8391 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  SBBG38671  Plantago ovata var. insularis M. B. Dunkle 1939-4-5 7269 Los Angeles China Pt Comment
  UCR205551  Plantago subnuda A. C. Sanders, T. B. Salvato 2009-5-20 36872 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  RSA133759  Platanus racemosa Peter H. Raven 1959-5-3 14093 Los Angeles Cahuenga Pass, near Woodrow Wilson Drive. 213 Comment
  RSA652523  Platanus racemosa W. P. Yeager s.n. Los Angeles in hills 3 mi. So. of Covina. Comment
  RSA445688  Platystemon californicus Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  UC72709  Platystemon californicus Pupils of Los Angeles High School 1902-3 Los Angeles Garvanza Comment
  POM8023  Platystemon californicus F. L. Robinson 1920-1 s.n. Los Angeles Claremont. Comment
  RSA445691  Platystemon californicus M. Bisbee 1917-4-10 s.n. Los Angeles Grassy hills, east of Eagle Rock Comment
  UCR95532  Poa pratensis Steve Boyd 1996-4-25 8697 Los Angeles San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienega Canyon, south of Liebre Mtn 951 Comment
  SACT001963  Poa scabrella Louis Wheeler 1932-4-9 Los Angeles About low shrubs on sandy desert. Fairmont. Comment
  POM1238  Poa secunda B. Sanford 1912-05 s.n. Los Angeles Claremont Comment
  RSA600392  Poa secunda V. W. Steinmann 1996-3-30 820 Los Angeles Pomona, Elephant Hill, E-facing slope above and adj. to Mission Blvd. at a point 0.5km SW of Humane Way., 34?33'N, 117?47'30W 300 Comment
  RSA715202  Poa secunda Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1935 Los Angeles West of Palmdale, north end of Munz Ranch road. Comment
  UCR209884  Poa secunda R. G. Swinney 2008-7-16 9245 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UCR90019  Poa secunda Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  RSA91515  Poa secunda F. W. Peirson 1918-04 1550 Los Angeles Arroyo Seco above Devil's Gate, West of Pasadena Comment
  UCSB510  Poa secunda subsp. secunda Mooney, Harold 1956-4-13 Los Angeles Mint Canyon Comment
  POM8867  Polycarpon depressum L. R. Abrams 1901-4-1 1212 Los Angeles Ballona Harbor. Comment
  UCR45035  Polycarpon tetraphyllum A. C. Sanders 1986-7-30 6811 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA0035725  Polygala cornuta var. fishiae Kai T. Palenscar 2013-6-12 s.n. Los Angeles 100 m east of Santa Anita Wash channel, S base of San Gabriel Mts., City of Arcadia 195 Comment
  RSA594576  Polygonum arenastrum Louis C. Wheeler 1966-10-12 8965 Los Angeles San Gabriel Canyon, the forks, flat Comment
  RSA466338  Polygonum persicaria Robert Gustafson 1980-9-16 1913 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  CAS-BOT-BC71905  Polypodium californicum Le Roy Abrams 1999-3-11 s.n. Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  LA94043  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1666 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 0.75 mi from Hwy 1, N-facing bank just W of Mulholland Hwy,. 106 Comment
  RSA545278  Polypodium californicum D. Propst, M. Hoefs 1973-2-5 3 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  SBBG80338  Polypodium californicum F. C. Boutin 1967-4-23 1658 Los Angeles Lemon Tank 304 Comment
  UCSB62389  Polypodium californicum Kendall, M. 1921-2-12 Los Angeles Palmer's Canon Comment
  UCSB62490  Polypodium californicum Kiefer, Lawrence 1966-6-5 Los Angeles San Gabriel Mtns., Glendora Ridge Rd., ca. 1mi E of Peacock Saddle 1158 Comment
  RSA0061143  Polypogon monspeliensis LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6753 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA623754  Polypogon monspeliensis Arthur R. Kruckeberg 1940-6-9 920 Los Angeles Pacoima Canyon, east slope. Comment
  UC572684  Polypogon monspeliensis Nell Murbarger May, 1936 229 Los Angeles San Clemente Island; top of mesa Comment
  RSA0068433  Polypogon semiverticillatus R. G. Swinney 2010-8-16 13540 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCD91464  Polypogon viridis P. B. Kennedy 1917-6-1 s.n. Los Angeles Highway Ventura to Los Angeles. Comment
  RSA628630  Populus balsamifera subsp. trichocarpa Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  CAS-BOT-BC102553  Populus fremontii Le Roy Abrams; E. A. McGregor 1908-7-2 556 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  POM360755  Populus fremontii Robert Gustafson 1981-3-10 2107 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA0036063  Populus trichocarpa I. M. Johnston 1917-3-7 1447 Los Angeles Upper San Antonio Canon [Canyon] 2286 Comment
  RSA464677  Portulaca oleracea Freda Detmers 1932-7-19 s.n. Los Angeles 2600 block of Hoover St. Comment
  RSA383500  Potamogeton illinoensis George R. Johnstone 1930-6-26 18779 Los Angeles Pine Flats 1677 Comment
  RSA772152  Potentilla glandulosa R. G. Swinney 2009-6-2 11000 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR182694  Potentilla gracilis var. fastigiata R. G. Swinney 1997-8-6 5778 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Mar 27 2014
  CAS-BOT-BC154931  Prunus ilicifolia Carl B. Wolf 1935-9-18 7569 Los Angeles 1 mi. E. of Newhall. Placerita Canyon. Along Placerita Creek 396 Comment
  RSA594853  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1996-10-8 8982 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
  POM244942  Prunus ilicifolia subsp. ilicifolia Carl B. Wolf, Percy C. Everett 1937-10-19 9376 Los Angeles Placerita Canyon, along Placerita Creek, 1 mile east of Newhall. 396 Comment
  SBBG71033  Prunus ilicifolia subsp. ilicifolia M. N. Ackley -Jun-1927 954 Los Angeles Switzerland 914 Comment
  UC1922295  Prunus ilicifolia subsp. ilicifolia Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 823 Los Angeles Verdugo Mountains; south side, Stough Canyon. Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  RSA86864  Prunus ilicifolia subsp. ilicifolia F. W. Peirson 1923-5-21 83 Los Angeles Fish Canyon 915 Comment
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Aug 20 2016
  SBBG31340  Prunus ilicifolia subsp. lyonii R. F. Thorne 1966-4-7 35970 Los Angeles Howland Landing Cyn near rd to Johnson's Landing 22 Comment
  RSA515110  Prunus lyonii Aaron Liston, Orlando Mistretta, Loran Rieseberg 1989-4-28 795 -11 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  UCSB31578  Prunus virginiana var. demissa Griesel, Wesley 1962-6-6 Los Angeles Big Pines, San Gabriel Mts. 2072 Comment
  RSA0068460  Pseudognaphalium biolettii R. G. Swinney 2010-3-16 11943 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
  UCR280943  Pseudognaphalium biolettii Mitch Provance 2017-6-30 617- 32 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  RSA535545  Pseudognaphalium biolettii Timothy S. Ross, Annette Ross 1991-9-7 5950 Los Angeles Near Mulholland Highway x Yerba Buena Road; Triufno Pass 556 Comment
  CAS-BOT-BC356704  Pseudognaphalium californicum Herman Knoche 1919-6-24 Series A, No. 881 Los Angeles Catalina Island Comment
  SEINET10567976  Pteris David B. Dunn 1955-1 Dunn 11877 Los Angeles Cultivated at Gelndora, CA. Comment
  HSC89836  Pteris tremula L. L. Kiefer 1967-4-15 3277 Los Angeles San Gabriel Mountains, Monrovia Canyon, c. 1/8 mi above the falls. 579 Comment
  UCR146687  Pycnanthemum californicum Scott D. White 2004-8-20 10729 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  CAS-BOT-BC466055  Pyrola picta Charles F. Richter 1920-9-1 s.n. Los Angeles Mt. Waterman, north slope. San Gabriel Mts. Comment
  UCR127630  Quercus X alvordiana A. C. Sanders, Mark Elvin 2002-6-20 25208 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  RSA476836  Quercus agrifolia var. agrifolia George B. Grant 1904-06 s.n. Los Angeles Pasadena. Comment
  RSA476852  Quercus agrifolia var. agrifolia T. S. Clare 1929-4-11 s.n. Los Angeles Verdugo Hills, near Glendale Comment
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May 15 2008
  LA200034  Quercus berberidifolia A. M. Johnson; 1934-4-20 4434 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA573418  Quercus berberidifolia Louis C. Wheeler 1932-4-1 540 Los Angeles 2 mile NE La Verne, Alt 1325ft 404 Comment
  RSA724504  Quercus berberidifolia K. Dobry 1991-3-23 d- 123 Los Angeles 415 Stunt Rd. Santa Monica Mts. Upper Cold Creek Cyn Comment
  UCSB68635  Quercus berberidifolia Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 365 Comment
  LA30778  Quercus chrysolepis Jo Ann W. Flock; 1958-12-7 10 Los Angeles Liebre Mt, Angeles National Forest, along trail from Horse Trail Public Camp 1402 Comment
  RSA476910  Quercus chrysolepis George B. Grant 1902-5-27 156 Los Angeles Little Santa Anita Canyon, Sierra Madre Mts. Comment
  SDSU19646  Quercus chrysolepis Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2204 A Los Angeles San Clemente Island, south side of Eagle Canyon. 457 Comment
  CAS-BOT-BC86201  Quercus dumosa Henry J. Thompson 1959-2-23 1852 Los Angeles Santa Monica Mountains. 0.3 miles W of Cornell Post Office, Triunfo Canyon 243 Comment
  SEINET4077708  Quercus dumosa R. Moran 1941-1 707 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  UC142578  Quercus dumosa C. F. Baker 1903-9-20 3684 Los Angeles near Claremont; San Antonio Canyon Comment
  CAS-BOT-BC79762  Quercus durata Alice Eastwood 1919-5-29 8942 Los Angeles San Gabriel Canyon Comment
  UCSB28145  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 975 Comment
  UCSB68622  Quercus durata Gross, LeRoy; Fraga, Naomi; Hogshead, Bill 2003-6-19 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; (Burbank 7.5 Quad.: T2N R13W S30, NW1/4) 556 Comment
  POM2110  Quercus durata var. gabrielensis I. M. Johnston 1918-9-1 2138 Los Angeles Fern Canyon, north of Brown's Flat; (just north of Pomona 'P') Comment
  RSA573425  Quercus durata var. gabrielensis Louis C. Wheeler 1931-11-13 356 Los Angeles Mouth of Liveoak Canyon 409 Comment
  UC2042126  Quercus durata var. gabrielensis Orlando Mistretta 1995-1-10 1955 Los Angeles Transverse Ranges; San Gabriel Mountains region: near Glendora Mountain Road, about 4 miles W of junction with Mt. Baldy Road. Comment
  RSA610962  Quercus engelmannii Louis C. Wheeler 1936-1-19 4074 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  SEINET2066426 Image available Quercus engelmannii C. Francis Shutts 1949-10-7 196 Los Angeles E. of Webb Canyon, NW of Claremont, Pomona Valley Drainage 579 Comment
  UCSC001118  Quercus engelmannii Peter Kamb 1948-11-26 s.n. Los Angeles Pasadena, CaliforniaInstitute of Technology Comment
  RSA737840  Quercus john-tuckeri LeRoy Gross, Duncan S. Bell 2008-5-27 3422 Los Angeles East of Mill Creek, and Angeles Forest Highway. Southwest of Mill Creek summit. Along Road (4N18.1). 1402 Comment
  RSA477307  Quercus lobata Fordyce Grinnell Jr. 1916-10-6 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC104304  Quercus oblongifolia Miss Turner 1918-12-16 s.n. Los Angeles Canyon road, back of San Gabriel Mission, Los Angeles Comment
  SBBG77413  Quercus pacifica F. R. Fosberg 1932-5-5 8103 Los Angeles hill N of Avalon 40 Comment
  SBBG13259  Quercus tomentella M. A. Piehl, F. Eisler -Jun-1962 62407 Los Angeles E of Thirst 243 Comment
  UCD47341  Quercus tomentella Robert F. Thorne 1966-4-5 35823 Los Angeles Santa Catalina Island: Cape Canyon. 274 Comment
  UCSB63430  Quercus tomentella Ross, Tim; Kellogg, Elizabeth 1992-4-12 Los Angeles San Clemente Island; 110 degrees ESE, 480-600 m. from Vista (point), at the head of Grove Canyon 495 Comment
  JEPS112753  Rafinesquia californica Dean W. Taylor 2002-4-30 18023 Los Angeles upper headwaters Haskell Canyon, Del Sur Ridge, Angeles National Forest 609 Comment
  RSA95056  Rafinesquia californica F. W. Peirson 1921-7-16 251 Los Angeles San Gabriel River 1372 Comment
  POM276270  Ranunculus californicus Lyman Benson 1946-4-30 12060 Los Angeles Hill 5 miles NE of Brea. Puente Hills Mt. Range. 274 Comment
  UCSB41832  Ranunculus californicus Fraser, J. 1970-3-9 Los Angeles half way down the first hill from Gate #6 off San Dimas Road. Puddingstone Resevoir area. 548 Comment
  CAS-BOT-BC378868  Ranunculus californicus var. californicus P. A. Munz 1918-4-5 2019 Los Angeles Pomona, grassy hills Comment
  LA52184  Ranunculus cymbalaria var. saximontanus Ernest Braunton; July 1902 564 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River. 171 Comment
  SBBG131725  Ranunculus hebecarpus S. A. Junak 1999-5-8 SCa 923 Los Angeles Escondido Cyn, ca. 0.35 mi above reservoir 152 Comment
  RSA0088406  Raphanus sativus R. G. Swinney 2010-2-27 11766 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  RSA431480  Raphanus sativus L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco Canyon Comment
  RSA779989  Rhamnus californica R. G. Swinney 2009-6-24 11232 Los Angeles summit of Granite Mountain 1988 Comment
  UCR133607  Rhamnus californica Elizabeth Crow 1928-10-21 05 Los Angeles San Gabriel Mtns., San Dimas Canyon Comment
  RSA597050  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3834 Los Angeles Vicinity of Crystal Lake 1677 Comment
  CAS-BOT-BC133219  Rhamnus crocea A. C. Sanders; Mitch Provance; T. B. Salvato 2009-6-1 37082 Los Angeles San Gabriel Valley: west edge of I-605 and c. 1 mile west of the center of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  IRVC27802  Rhamnus crocea A. C. Sanders, T. B. Salvato 2005-4-26 29745 Los Angeles Santa Clarita area; S of Plum Cyn at end of Canyon Crest Dr, NW of mouth of Mint Cyn. Western San Gabriel/Liebre Mtns Region 488 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
  CAS-BOT-BC59847  Rhamnus ilicifolia G. B. Grant 1901-3-3 8972 Los Angeles Loncoln Park. Comment
  UC33637  Rhamnus tomentella subsp. cuspidata J. Burtt Davy May 9 1896-May 24 1896 2536 Los Angeles Manzana Antelope Valley Comment
  CAS-BOT-BC199074  Rhus aromatica Timothy S. Ross; J. Mark Porter 1995-5-4 8472 Los Angeles Ca. 3.6 road miles NE of Bouquet Canyon Road - Liebre Mountains, Texas Canyon 682 Comment
  CAS-BOT-BC170446  Rhus integrifolia Grant 1898-3-24 1598 Los Angeles Lincoln Park Comment
  SBBG128446  Rhus integrifolia M. L. Hoefs 1994-7-18 1888 Los Angeles NE of upper end of rd to White's Landing 243 Comment
  UC1130576  Rhus integrifolia Jerome S. Horton 1936-4-2 273 Los Angeles Little Dalton Canyon Wash; San Dimas Experimental Forest 365 Comment
  UC1870257  Rhus integrifolia LeRoy Gross 2003-3-7 778 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. A short distance east from Lat., Long., 34° 15' 12.2'' N, 118° 19' 16.8''W. 518 Comment
  UC64000  Rhus integrifolia H. M. Hall 1898-7-7 978 Los Angeles Claremont Comment
  UC729810  Rhus integrifolia Carl B. Wolf 1932-5-10 Los Angeles 100 yds se of summit of the Equestrian Trail (back of Avalon); Santa Catalina Island 304 Comment
  SEINET10837427  Rhus integrifolia Annetta M. Carter 1935-9-8 Carter 955 Los Angeles Sierra Madre. In bottom of steep-walled canyon. Shrubs 10 ft tall; old bark dark gray smooth; young bark reddish brown, smooth. Comment
  RSA302165  Rhus ovata J. R. Shevock 1970-4-14 110 Los Angeles Topanga Canyon 366 Comment
  RSA670156  Rhus ovata Joseph M. Keefe 2001-3-19 31161 -a Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  UCR186747  Rhus ovata T. B. Salvato, Sandra Murcia 2007-3-28 2003 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  UCR200141  Rhus ovata Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 807 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 549 Comment
  UCR95405  Rhus ovata Steve Boyd 1996-4-24 8656 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of range on the ridgetop & upper slopes of the S flank of Apple Cyn. 1098 Comment
  UC567234  Ribes aureum A. E. Wieslander 1931-2-19 151 Los Angeles San Gabriel Wash Pomona Quadrangle 167 Comment
  CAS-BOT-BC92439  Ribes aureum var. gracillimum Geo. B. Grant 1904-5-14 6271 Los Angeles Glendora. Comment
  SBBG70983  Ribes aureum var. gracillimum R. Hoffmann 1931-5-3 344 Los Angeles lower Bouquet Cyn Comment
  SD90237  Ribes aureum var. gracillimum Benjamin C. Stone 1952-3-22 9 Los Angeles Blanchard Park, Claremont. 334 Comment
  SBBG98200  Ribes californicum I. W. Clokey, B. Templeton -Mar-1929 Los Angeles Mandeville Cyn 300 Comment
  RSA229071  Ribes cereum Robert F. Thorne 1969-7-29 38904 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  CAS-BOT-BC173107  Ribes indecorum Le Roy Abrams; E. A. McGregor 1908-7-5 673 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  UC11602 Image available Ribes indecorum Harley P. Chandler 1897-1-1 Los Angeles Palmer's Canyon Claremont 701 Comment
  UC921815  Ribes indecorum Prof. Baker Los Angeles Claremont Comment
  RSA724677  Ribes malvaceum K. Dobry 1991-4-22 d- 816 Los Angeles Santa Monica Mts Upper Cold Creek Cyn off Stunt Rd So. Side Comment
  SEINET3095430 Image available Ribes malvaceum Dick Swinney 1990-1-6 1507 Los Angeles San Gabriel Mountains, 70 yards W of Glendora Mountain Road, just N of Glendora Ridge Motorway on an old dirt road. Comment
  UCR203101  Ribes nevadense R. G. Swinney 2001-8-27 8113 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  UCR209648  Ribes nevadense R. G. Swinney 2008-7-2 9113 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  CAS-BOT-BC209701  Ribes quercetorum Louis C. Wheeler 1932-4-9 575 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  UCR124716  Ribes roezlii var. roezlii B. C. Templeton 1933-6-15 5128 Los Angeles San Gabriel Mtns., East Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  RSA652875  Ribes speciosum Ron Martinolich 1991-4-7 5 Los Angeles Los Angeles, Griffith Park, off of Griffith Park Drive, 0.3 miles west of Zoo Drive at dirt parkig area. South-east on fire road about 0.25 miles, on north side, 10 feet off road. In old slump above fire road. Comment
  UC1018200  Ribes speciosum J. Warren 1952-3-2 Los Angeles Savage Canyon Comment
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Aug 6 2015
  UCSB41825  Ribes speciosum Weidert, S. 1971-3-22 Los Angeles Puddingstone Reservoir 457 Comment
  UC1281045  Ribes viburnifolium H. E. McMinn 1924-7-25 1318 Los Angeles Catalina Island Comment
  RSA0073372  Ricinus communis R. G. Swinney 2010-3-16 11957 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
  RSA697061  Rigiopappus leptocladus LeRoy Gross, P. Morton 2004-6-10 1371 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  RSA567158  Rosa californica Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-27 3892 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  UC212615  Rosa woodsii subsp. gratissima I. M. Johnston 1917-8-23 1704 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 1524 Comment
  CAS-BOT-BC146956  Rosa woodsii var. gratissima C. B. Wolf 1931-10-23 2494 Los Angeles 100 ft. W. of Wrightwood Lodge, [Swartout] Swarthout Valley, San Gabriel Mts. 1828 Comment
  RSA0020293  Rubus leucodermis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5112 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA802560  Rubus ursinus Orlando Mistretta, Christine Mistretta 2011-7-6 5907 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  UC535536  Rubus ursinus Ira W. Clokey, B. Templeton Apr. 1929 4518 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 250 Comment
  RSA355915  Rumex crispus Robert F. Thorne 1975-9-4 47389 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA654207  Rumex crispus Fred Brooks 1988-5-7 41 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  UCR256968  Rumex crispus Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
  POM19129  Rumex salicifolius P. A. Munz 1923-4-9 6679 Los Angeles San Clemente Island. Canyon 3 miles southeast of Casa Blanca. Comment
  POM348834  Rupertia physodes Anstruther Davidson 1890-04 s.n. Los Angeles Arroyo near Pasadena Comment
  UC25644  Salazaria mexicana Dr. A. Davidson 1895-1 Los Angeles Antelope Valley Comment
  CAS-BOT-BC103178  Salix bonplandiana S. Parnay Mar. 3 Los Angeles unspecified Comment
  POM308089  Salix exigua Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2908 Los Angeles North Craig Ave., Altadena. Comment
  RSA0115859  Salix exigua Steven A. Junak 1999-5-6 SCa- 887 Los Angeles Santa Catalina Island. Parsons Landing, at W end of beach, just inland from creek mouth. 6 Comment
  RSA598581  Salix laevigata Louis C. Wheeler 1967-5-24 9715 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  UC1134998  Salix lasiolepis A. D. Gifford 1935-2-13 433 Los Angeles junction of Bear Canyon and Cienega Creek; Angeles Nat'l Forest, Tejon Quad. Comment
  UC483062  Salix lasiolepis F. R. Fosberg 1932-1-26 7177 Los Angeles at foot of Cahuenga Pass Grade (Los Angeles R.); Los Angeles R. Comment
  UC492446  Salix lasiolepis F. R. Fosberg 1932-3-3 7410 Los Angeles Agoura (Picture City) Santa Monica Mts., Agoura (Picture City) Comment
  UCR150852  Salix lasiolepis R. G. Swinney 1999-8-16 7661 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  CAS-BOT-BC107531  Salix lasiolepis var. lasiolepis S. Y. Parnay Mar. 234 Los Angeles Little [Tejunga Canon] Tujunga Canyon Comment
  POM184876  Salix lucida subsp. lasiandra Carl. W. Sharsmith 1932-1-17 8 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  UCR125899  Salix lucida subsp. lasiandra A. C. Sanders, Mark Elvin, et al 2002-6-26 25297 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at north foot of 'Airport Mesa' and c. 0.75 mile above Castaic Creek confluence, c. 1 mi. SW of Castaic Junction 305 Comment
  SD252321  Salsola Steven A. Junak 1999-9-9 Sca 1077 Los Angeles Santa Catalina Island: Top of Black Jack Peak, at microwave installation. 609 Comment
  RSA332894  Salsola tragus Wayne E. Sawyer 1981-7-31 120 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.8 mi from Dawson Saddle 2287 Comment
  UCD99452  Salsola tragus Peter H. Raven 1961-9-24 16754 Los Angeles Bouquet Reservoir. 914 Comment
  UCR62348  Saltugilia australis Jeri Hirshberg, Theo Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  CATA1680  Salvia apiana Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2971 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  RSA577970  Salvia apiana S. Carlquist 1983-7-20 15803 Los Angeles Canyon between chapel and gymnasium, Webb School, Claremont. Comment
  RSA660106  Salvia apiana Orlando Mistretta 1992-6-12 567 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA0048544  Salvia carduacea Geo. R. Julian 1962-4-14 s.n. Los Angeles 10 miles east of Pearblossom. Comment
  RSA0076956  Salvia columbariae R. G. Swinney 2010-5-19 12824 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UCR101712  Salvia columbariae B. G. Pitzer 1998-5-23 3757 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  HSC14333  Salvia columbariae David Porter 1965-5-1 Los Angeles 1/2 mi. S of Gorman along Hwy. 99 1098 Comment
  RSA121517  Salvia columbariae G. T. Nordstrom 1935-4-21 466 Los Angeles 1/2 mile N of Tejon Pass. 1280 Comment
  RSA587761  Salvia dorrii var. pilosa Tim S. Ross 1991-4-27 4647 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  LA82004  Salvia mellifera Harlan Lewis; 1940-4-3 1292 Los Angeles Santa Monica Mountains, 15 mi. N [W] of Malibu Beach Comment
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Jun 16 2015
  RSA434129  Salvia mellifera Florence Collins 1942-2-27 s.n. Los Angeles Griffith Park Planetarium. Comment
  RSA547801  Salvia mellifera Tim S. Ross, Peter Fritsch 1990-6-20 3601 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River; ranging from stream bottom to slopes. 445 Comment
  RSA563493  Salvia mellifera Tim S. Ross, Walter Appleby 1993-5-13 7116 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  VVC3383  Salvia mellifera Tim Thomas 1973-5-1 18 Los Angeles Transverse Range, Santa Monica Mountains, upper Cold Creek Road. 267 Comment
  RSA126688  Salvia spathacea H. J. Thompson 1959-5-24 1998 Los Angeles Santa Monica Mountains: 0.8 miles north of Coast Highway. Tuna Canyon. 91 Comment
  UCLA70091  Salvia spathacea M. and C. Epling May 1925 Los Angeles Mint Canyon Comment
  RSA434077  Salvia spathacea Jessie Velo 1949-6-24 4220 Los Angeles Los Padres National Forest. 457 Comment
  UC410511  Sambucus mexicana Alice Eastwood 1928-6-15 15377 Los Angeles Claremont Comment
  UCR220809  Sambucus mexicana Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 773 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, well of De Bell Municipal Golf Course, southeast of Starlight Theater 335 Comment
  RSA0081139  Sambucus nigra subsp. caerulea R. G. Swinney 2010-6-1 13121 Los Angeles Lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  UCD137673  Sambucus nigra subsp. caerulea Gordon Pilone 1961-5-7 100 Los Angeles South of Santa Ana Botanic Gardens in Claremont. San Gabriel Mt. Range. 390 Comment
  RSA69000  Samolus parviflorus F. W. Peirson 1918-08 s.n. Los Angeles San Fernando Valley, Los Angeles River. Comment
  LA32920  Sanicula arguta Miss Courtney; 1926-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA305031  Sanicula arguta P. H. Raven, Henry J. Thompson 1960-4-24 15108 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  SD28055  Sanicula arguta Carl B. Wolf 1932-5-11 Los Angeles Santa Catalina Island, west side of fourth of July Cove 29 Comment
  UC1006679  Sanicula crassicaulis C. Ritchie Bell 1953-2-23 3 X487 Los Angeles by road in Topanga Canyon Topanga Canyon Comment
  LA202833  Schinus molle Louis Wheeler; 1933-1-28 1456 Los Angeles San Gabriel Mountains, San Dimas Canyon 388 Comment
  RSA673617  Schinus molle LeRoy Gross 2003-1-18 682 Los Angeles West side of saddle were Stough Canyon Mountainway and Verdugo Mountainway meet. 610 Comment
  RSA564435  Schinus terebinthifolius Steve Boyd 1994-1-31 s.n. Los Angeles Claremont: RSABG: Indian Hill Mesa. One of several volunteer plants on the mesa, NNW of the Administration Bldg. 409 Comment
  UCR132230  Schismus arabicus June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, north of Calif. Hwy 18 at the boundary of Los Angeles and San Bernardino Counties in Antelope Valley 1037 Comment
  RSA654556  Schismus barbatus Benjamen Rangel 1992-4-12 777 -8 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  SEINET7591467 Image available Schoenoplectus californicus Scott D. White 1995-1 3776 Los Angeles Marina del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way 5 Comment
  CAS-BOT-BC110936  Scirpus microcarpus Timothy S. Ross; Orlando Mistretta; Carolyn Neal 1994-7-1 8083 Los Angeles Sheep Camp Spring, at the headwaters of Santiago Canyon 1940 Comment
  CAS-BOT-BC110942  Scirpus microcarpus Alfred James McClatchie 1893-8-29 s.n. Los Angeles Pasadena Comment
  RSA598374  Scirpus microcarpus L. C. Wheeler 1967-5-24 9756 Los Angeles Indian Canyon, near mouth 701 Comment
  RSA651545  Scrophularia californica Marion P. Harthill 1972-5-12 s.n. Los Angeles Cat Canyon Comment
  OBI37454  Scrophularia villosa O. F. Clarke 1968-2-25 s.n. Los Angeles Santa Catalina Island. Within 1/2 mi of the USC Marine Sci Station at the isthmus on the N end of the island Comment
  CAS-BOT-BC237863  Scrophulariaceae Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  POM210536  Scutellaria siphocampyloides Victor Duran 1933-7-8 3503 Los Angeles San Gabriel Mountains, Horse Flats. 1677 Comment
  POM96950  Scutellaria tuberosa P. A. Munz 1925-4-23 9418 Los Angeles San Gabriel Canyon. 305 Comment
  UCR190789  Scutellaria tuberosa R. G. Swinney 2001-4-17 7874 Los Angeles San Gabriel Mtns., Glendora, Morgan Canyon plateau 402 Comment
  UCR258938  Searsia lancea R. G. Swinney 2010-2-27 11764 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR187239  Secale cereale A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32203 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  UC306693  Selaginella bigelovii unknown Jul 1901 1191 Los Angeles Sierra Nevada Mts. Comment
  RSA473123  Senecio aphanactis L. C. Wheeler 1932-3-19 523 Los Angeles San Gabriel 107 Comment
  CAS-BOT-BC363456  Senecio californicus Le Roy Abrams 1901-4-1 1197 Los Angeles Ballona Harbor Comment
  UCSB6466  Senecio californicus Haller, John 1957-4-13 Los Angeles In upper Mint Canyon, ca. 5 road miles E. of road to Acton and 10 road miles E. of Angeles forest Highway junc. 914 Comment
  RSA472953  Senecio flaccidus var. douglasii Geo. C. Johnstone 1927-10-30 s.n. Los Angeles upper part of Big Tujunga Canyon Comment
  UC68956  Senecio flaccidus var. douglasii H. M. Hall 1905-7-24 6721 Los Angeles Elizabeth Lake Comment
  UCR272964  Senecio flaccidus var. douglasii R. G. Swinney 2011-6-29 15334 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  CAS-BOT-BC365652  Senecio flaccidus var. monoensis Ruth C. Wilson 1961-8-2 s.n. Los Angeles Littlerock, Antelope Valley 822 Comment
  SD30994  Senecio vulgaris Edith A. Purer 1931-3-18 961 Los Angeles Palos Verdes Hills Comment
  CHSC95439  Senna artemisioides LeRoy Gross 2002-2-2 469 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side: Shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. (grown back and gone back to nature, but shown on The Thomas Guide, street guide and directory of 1999). South of Sunland-Tujunga and north of Verdugo Crestline Drive. 625 Comment
  RSA691051  Setaria parviflora Scott D. White 2003-10-14 9834 Los Angeles Foothills above Sierra Madre. L. A. Dept. of Public Works 'Sierra Madre Villa' Debris Basin (Mt. Wilson). 335 Comment
  RSA741028  Setaria parviflora Justin M. Wood 2009-1-3 282 Los Angeles City of Monrovia, residential property on El Nido Ave. 171 Comment
  POM187465  Sherardia arvensis Louis C. Wheeler 1933-5-15 1914 Los Angeles San Gabriel. 107 Comment
  RSA443581  Sidalcea neomexicana subsp. thurberi Fay A. MacFadden 1931-4-22 2665 Los Angeles Summit of highway through San Francisquito Canyon to Lake Hughes. Comment
  CATA1631  Silene antirrhina Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2904 Los Angeles Santa Catalina Island: Near divide road, east end, 1.7 miles from Wrigley Memorial 256 Comment
  SEINET5337117  Silene antirrhina L. Wheeler 1932-5-29 794 Los Angeles Liveoak Canyon, San Gabriel Mts., 419 Comment
  RSA592365  Silene gallica Mark L. Hoefs 1974-4-30 437 Los Angeles Santa Catalina Island: by trail in Hermit's Gulch. 91 Comment
  UC1215142  Silene gallica Peter H. Raven 1962-4-10 17184 Los Angeles above Wilson Cove; San Clemente Island, above Wilson Cove 60 Comment
  UCR199971  Silene gallica Valerie Soza, LeRoy Gross 2001-5-9 1191 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  CAS-BOT-BC387017  Silene gallica Carl B. Wolf 1932-5-9 3456 Los Angeles Santa Catalina Island; Junction of Skyline Drive & Pebbly Beach Road 30 Comment
  RSA650326  Silene gallica Harold Lint, D. B. Dunn 1948-3-10 308 Los Angeles Bonita & Irwindale, Irwindale, Comment
  RSA762297  Silene gallica Orlando Mistretta, Christine Mistretta 2008-5-6 2663 Los Angeles Southern California Edison transmission line corridor (Segment 11, Impact Areas 14, 15, 16 (Gould Subtation) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 576 Comment
  CAS-BOT-BC174899  Silene laciniata Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  LA94351  Silene laciniata subsp. laciniata M. Epling; Carl Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA65695  Silene laciniata subsp. major F. W. Peirson 1919-4-19 42 Los Angeles Pacoima Canyon, west end of San Gabriel Mountains 457 Comment
  CAS-BOT-BC389332  Silene lemmonii Geo. B. Grant 1902-6-1 1207 Los Angeles Summit Mt. Wilson Comment
  RSA250390  Silene parishii R. F. Thorne, C. W. Tilforth, J. Dourley, R. Scogin 1972-8-11 42206 Los Angeles Angeles National Forest: NE slope Mt. Waterman 2103 Comment
  RSA332896  Silene parishii Wayne E. Sawyer 1981-8-11 131 Los Angeles Crest trail, ca. 0.5 mi. se of Littly Jimmy Spring and 1.1 mi. W of Mt. Hawkins 2453 Comment
  SBBG71671  Silene verecunda A. J. McClatchie 1893-4-28 Los Angeles Pasadena 1524 Comment
  UC64148  Silene verecunda subsp. platyota H. M. Hall June 1899 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 2133 Comment
  POM214317  Sinapis arvensis L. C. Wheeler 1934-3-23 2462 Los Angeles San Dimas Canyon 426 Comment
  SBBG72152  Sisymbrium altissimum R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  RSA709955  Sisymbrium altissimum LeRoy Gross 2005-4-28 2149 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA752186  Sisymbrium erysimoides Justin M. Wood 2009-3-6 333 Los Angeles NW corner of Monte Vista Ave and Foothill Blvd., County line goes through property but most plants were collected in LA County. 402 Comment
  RSA762711  Sisymbrium erysimoides R. G. Swinney 2009-2-20 10026 Los Angeles mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  SFV9177  Sisymbrium irio J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Open lot on Highway 66 near Pomona city limit. 350 Comment
  CAS-BOT-BC75313  Sisymbrium officinale Dr. A. Davidson 1892-5-1 s.n. Los Angeles 4th and Mill Streets, Los Angeles. Comment
  SFV12384  Sisymbrium officinale D. L. Koutnik 1978-4-15 371 Los Angeles San Fernando Valley Porter Ranch, west of Limekiln Canyon. 610 Comment
  UCD115664  Sisymbrium orientale Colin M. Wainwright 1971-3-26 1 Los Angeles Evey Canyon, off Mt. Baldy Road, 5 miles north of Claremont. 1036 Comment
  UCR186751  Sisymbrium orientale T. B. Salvato, Sandra Murcia 2007-3-28 2020 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  UCSB68617  Sisymbrium orientale Gross, LeRoy; Denslow, Michael; Sidibeh, Mariam; Soza, Valerie 2003-2-10 Los Angeles Transverse Ranges; Verdugo Mountains Region; South side; along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway; (Burbank Quad.; T1N R13W S5, bottom center) 622 Comment
  UCD115666  Sisymbrium orientale Mary H. Ward 1973-3-26 157 Los Angeles Manhattan Beach. Comment
  PASA1254  Sisyrinchium bellum Loletta Hiebert Los Angeles Rubio Canyon Comment
  RSA366026A  Sisyrinchium bellum Gale Sphon 1955-5-12 s.n. Los Angeles 0.5 mile west of Beverly Glen on Mulholland Drive. Comment
  RSA366924  Sisyrinchium bellum M. Bisbee 1917-5-1 60 Los Angeles East hills of Eagle Rock Valley Comment
  SEINET12048486  Sisyrinchium bellum Los Angeles High School Students 1903-1 44 Los Angeles Comment
  UCR108657  Smilacina stellata L. C. Wheeler 1966-8-21 8835 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  LA81977  Solanum douglasii O. H. Kappler; 1944-2-12 543 543543 Los Angeles 7 Comment
  SBBG105388  Solanum douglasii R. M. Beauchamp 1976-5-22 4120 Los Angeles N side of cyn below Lemon Tank 313 Comment
  UCR281634  Solanum douglasii R. G. Swinney 2014-5-19 16551 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA580970  Solanum douglasii Catherine A. Mish 1995-3-18 28 Los Angeles Santa Monica Mountains: Fryman Canyon 500 Comment
  SD227913  Solanum mauritianum Scott D. White 1997-5-14 5126 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mts. SW of I210 Freeway, E of Hansen Dam, and N of Wentworth St. 334 Comment
  RSA603874  Solanum nigrum Louis C. Wheeler 1975-9-12 s.n. Los Angeles Altadena: 202 E. Sacramento Street. Comment
  UCR108427  Solanum physalifolium var. nitidibaccatum L. C. Wheeler 1946-9-16 6370 A Los Angeles Garvey: Walnut Grove Avenue and Rush Street 75 Comment
  SEINET10697251 Image available Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3751 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  CAS-BOT-BC156507  Solanum umbelliferum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards [Canon] Canyon, San Gabriel Mountains Comment
  CAS-BOT-BC231721  Solanum umbelliferum John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  CAS-BOT-BC83636  Solanum umbelliferum L. Abrams 1902-6-17 2556 Los Angeles Santa Monica Mountains. Sepulveda Canyon. Comment
  UCR270160  Solanum umbelliferum R. G. Swinney 2011-3-17 14132 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA427419  Solanum umbelliferum L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  CAS-BOT-BC237741  Solanum wallacei Tim Ross; Janet Takara 1993-4-23 6937 a Los Angeles SW part of the island in Cape Canyon, just above bed of canyon near roadside, Santa Catalina South USGS 7.5' quad, Santa Catalina island 256 Comment
  UCR125245  Solanum xanti A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25517 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters, west of ranch house 358 Comment
  UCR194756  Solanum xanti Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 713 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 549 Comment
  SEINET12274871  Solanum xanti E. A. Purer 1935-1 6544 Los Angeles Malibou Road, Santa Monica Mts Comment
  CLARK-A1528-4378  Solanum xanti var. montanum John C. Roos 1937-5-31 755 Los Angeles San Gabriel Mountains Comment
  CAS-BOT-BC365305  Solidago confinis Dr. H. E. Hasse 1868-8-24 s.n. Los Angeles Near Los Angeles Comment
  UC217937  Solidago confinis P. A. Munz 1922-9-14 6416 Los Angeles San Antonio Canyon , San Antonio Canyon (Spring Hill) Comment
  RSA474078  Sonchus asper F. R. Fosberg 1931-3-24 S- 4340 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 35 Comment
  UCR222775  Sonchus asper R. G. Swinney 2009-5-6 10691 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  IRVC28583  Sonchus asper A. C. Sanders, Mark Elvin 2002-6-19 25168 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  SD69570  Sonchus oleraceus Robert F. Thorne 1966-9-14 Los Angeles Santa Catalina Island. behind dunes and salina at Little Harbor. 4 Comment
  RSA658354  Sonchus oleraceus Naomi Zohman 1985-4-28 36 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UCD92749  Sorghum halepense Thomas A. Robin 1946-5-15 s.n. Los Angeles Rosemead. Comment
  RSA699877  Spartium junceum LeRoy Gross 2004-3-19 1209 Los Angeles San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. Near 34.18091N, 118.21176W. 502 Comment
  SFV1952  Spartium junceum M. L. Vincent 1962-7-10 272 Los Angeles Santa Monica Mountains Mulhholland Highway near Stunt Road, about 3 miles south of Ventura Blvd. 300 Comment
  RSA0097911  Spergularia bocconi F. R. Fosberg 1931-7-14 S 5405 Los Angeles Echo Lake, Santa Catalina Island. 350 Comment
  SBBG112924  Spergularia marina S. A. Junak with M. L. Hoefs, K. Kirkland 1998-10-22 SCa 824 Los Angeles Cherry Cove at salina near mouth of cyn 3 Comment
  CAS-BOT-BC390809  Spergularia marina John Thomas Howell 1930-5-12 4896 Los Angeles 5.5 miles north of Lancaster, Mojave Desert Comment
  CLARK-A1528-5018  Spergularia villosa John C. Roos 1950-4-1 4719 Los Angeles 60 Comment
  UCD92985  Sporobolus contractus P. B. Dickey 1939-8-8 1070 Los Angeles SCS Nursery Littlerock, row 75. Comment
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Jan 20 2015
  UCR240251  Stachys Dan S. Cooper 2012-4-14 412- 22 B Los Angeles Western Transverse Range; Hollywood Hills, 1-mile Tree, off Western Canyon Rd., Griffith Park 270 Comment
  RSA446584  Stachys ajugoides Anstruther Davidson 1921-7-1 3441 Los Angeles Playa del Rey. Comment
  RSA0049586  Stachys albens Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4786 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA446602  Stachys albens Louis C. Wheeler 1932-7-2 891 Los Angeles San Dimas Canyon, San Gabriel Mts. 488 Comment
  RSA596700  Stachys albens Steve Boyd, Lauren Raz 1996-9-24 8932 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
  RSA763109  Stachys albens R. G. Swinney 2008-8-13 9362 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  UCR269591  Stachys albens R. G. Swinney 2011-6-29 15340 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  UCR124441  Stachys bullata I. W. Clokey, B. C. Templeton 1929-1 4460 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  CAS-BOT-BC60962  Stanleya pinnata var. pinnata Timothy S. Ross; Steve Boyd 1990-5-29 2713 Los Angeles San Gabriel Mountains. Big Rock Springs. Immediate vicinity of Big Rock Creek where crossed by Big Pines Highway. 1194 Comment
  RSA452247  Stanleya pinnata var. pinnata Roger Minahan 19819 Los Angeles Valyermo, L.A. Co. near Big Rock Creek 1005 Comment
  RSA592781  Stellaria media Steve Boyd 1996-4-25 8674 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
  SFV6164  Stellaria media T. Gordon 1974-3-20 84 Los Angeles San Fernando Valley Los Angeles, Northridge. CSUN campus orange grove. 260 Comment
  RSA616139  Stellaria nitens L. C. Wheeler 1967-5-18 9634 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  UCR231381  Stephanomeria Dan S. Cooper 2011-9-30 911- 129 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Royce Canyon 264 Comment
  POM56349  Stephanomeria cichoriacea C. F. Baker 1903-8-2 3656 Los Angeles San Gabriel Mountains: San Antonio Canyon near Claremont. Comment
  UC306317  Stephanomeria exigua subsp. coronaria I. M. Johnston 1917-8-24 1654 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountians 1828 Comment
  UC62958  Stephanomeria exigua subsp. coronaria Geo. R. Hall Sept 1904 Los Angeles Swartout Canyon San Antonio Mts. 2133 Comment
  CAS-BOT-BC375717  Stephanomeria runcinata Roxana S. Ferris 1918-6-12 890 Los Angeles R.R. embankment between Oban and Lancaster Comment
  RSA94981  Stephanomeria spinosa F. W. Peirson 1923-8-31 4007 Los Angeles summit of Blue ridge, 3 miles east of Big Pines, Swartout Valley 2529 Comment
  POM294276  Stephanomeria virgata Lyman Benson 1944-11-9 11556 Los Angeles Claremont. 366 Comment
  SEINET8077432  Stipa hymenoides J. B. Davy 1896-1 2192 Los Angeles Antelope Valley. Comment
  SD69375  Stipa miliacea Robert F. Thorne 1966-9-14 36643 Los Angeles Santa Catalina Island; disturbed area behind Ben Weston Beach, 3 Comment
  UCR280734  Stipa speciosa R. G. Swinney 2014-4-30 16280 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR43345  Stipa speciosa David Charlton 1986-6-15 238 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
  RSA188254  Stuckenia pectinata Robert F. Thorne, Percy C. Everett 1965-6-23 34960 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon. 152 Comment