Search Results — 2000 specimen records retrieved (1551 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA719389  Abies concolor R. G. Swinney 1997-4-25 5499 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
  RSA0048573  Abronia maritima A. Lee Haines 1970-4-24 s.n. Los Angeles Pt. Dume. Comment
  HSC24857  Abronia pogonantha James Henrickson 1971-4-25 5526 Los Angeles 17 mi. E of Palmdale in Mojave Desert, just S of Lovejoy Buttes 884 Comment
  RSA249815  Abronia pogonantha Robert F. Thorne, Gary D. Wallace 1973-4-25 s.n. Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA460955  Abronia pogonantha Anstruther Davidson 1892-07 s.n. Los Angeles Acton Comment
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Jul 2 2009
  RSA127989  Abronia umbellata H. J. Thompson 1958-10-23 1821 Los Angeles Point Dume. 30 Comment
  RSA604521  Abronia umbellata Sara L. Crockett, Sheila Schueller 1997-3-20 596 Los Angeles NE corner of Ben Weston Beach, ca 100 m from Pacific Ocean 6 Comment
  RSA725185  Acamptopappus sphaerocephalus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -108 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
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Jan 5 2015
  RSA394174  Acer macrophyllum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
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Nov 14 2011
  RSA650005  Acer macrophyllum Bruce Benedict 1949-4-22 s.n. Los Angeles Found in San Dimas Canyon 457 Comment
  SEINET13387027 Image available Acer macrophyllum R. G. Swinney 2011-1 15946 Los Angeles San Gabriel Mountains: confluence of West Fk. San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  UC1211167  Acer macrophyllum Huron H. Smith 1912-4-30 4864 Los Angeles Mt. Wilson 1219 Comment
  RSA773912  Achillea millefolium R. G. Swinney 2009-7-22 11345 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UC284788  Achillea millefolium P. A. Munz 1923-4-9 6647 Los Angeles stony slope on east coast San Clemente Island Comment
  SBBG57064  Achnatherum speciosum R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  SD79053  Acmispon argophyllus var. argenteus R. Mitchel Beauchamp 1967-1-27 110 Los Angeles San Clemente Island, in field east of Wilson Cove area Comment
  UC864283  Acmispon argophyllus var. argenteus John I. Carlson 1915-6-13 Los Angeles Avalon Santa Catalina Island. Comment
  SBBG67398  Acmispon brachycarpus R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  CATA978  Acmispon dendroideus var. dendroideus Mark L. Hoefs 1994-5-21 1847 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  SD64196  Acmispon glaber var. brevialatus Lucille Kempers 1955-4-12 289 Los Angeles Claremont, SE Indian Hill, south slope 274 Comment
  SBBG25465  Acmispon maritimus var. maritimus M. Vincent 1962-4-6 164 Los Angeles Old Topanga Cyn Rd, 3 mi S of Ventura Blvd Comment
  SBBG68091  Acmispon strigosus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  CAS-BOT-BC29204  Acourtia microcephala Carl Epling; Nesta Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  CHSC100236  Adenostoma fasciculatum John Dittes 2006-5-30 1379 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Cyn.; ca. 3.7 air-miles northeast of Verdugo Hills High School, ca. 2.5 air-mile 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
  UCR256237  Adenostoma fasciculatum R. G. Swinney 2010-5-19 12847 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
  RSA0124091  Adenostoma fasciculatum Louis C. Wheeler 1967-7-15 10012 Los Angeles West end. Waterman Mt. 61 Comment
  RSA390563  Adenostoma fasciculatum var. fasciculatum Bonnie C. Templeton 1960-5-14 8446 Los Angeles Mint Canyon near Solemint. Comment
Read comments
Jul 14 2011
  RSA687666  Adiantum capillus-veneris F. R. Fosberg 1931-4-24 R 94 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 50 Comment
  SBBG82791  Adiantum capillus-veneris M. Bufkin -Jun-1895 Los Angeles near Pasadena Comment
  SD234215  Adiantum capillus-veneris R. G. Swinney 1998-7-30 6599 Los Angeles San Gabriel Mtns: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon (Mount Baldy 7.5' Q) 975 Comment
  CAS-BOT-BC65561  Adiantum capillus-veneris Geo. B. Grant 1904-6-17 s.n. Los Angeles Seco Canyon Comment
  LA200062  Adiantum jordanii Lawrence L. Kiefer; 1966-5-14 2032 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  RSA602029  Ageratina adenophora Louis C. Wheeler 1964-3-18 8423 Los Angeles San Gabriel Mountians: About half way between Roberts Canyon and Fish Canyon. Comment
  RSA659850  Ageratina adenophora Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. Comment
  UC1586192  Agnorhiza ovata Tim Ross 1991-8-16 5830 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' Quad 1719 Comment
  JEPS36271  Agoseris grandiflora var. grandiflora F. W. Peirson 1919-6-5 458 Los Angeles San Antonio canyon San Gabriel Mts., San Antonio canyon 1341 Comment
  CAS-BOT-BC14787  Agoseris retrorsa Wesley O. Griesel 1962-5-1 s.n. Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mountains 914 Comment
  RSA233457  Agoseris retrorsa R. F. Thorne, M. Z. Thorne 1968-11-9 37861 Los Angeles Angeles National Forest On summit crest of Mt. Williamson. 2499 Comment
  RSA660088  Agoseris retrorsa Orlando Mistretta 1992-5-25 429 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA0040526  Agropyron cristatum subsp. pectinatum Orlando Mistretta 1995-1-10 1958 Los Angeles Transverse Ranges; San Gabriel Mountains region: near Glendora Mountain Road, about 4 miles W of jct. with Mt. Baldy Road. 1418 Comment
  UCR190016  Agrostis R. G. Swinney 1998-10-3 7009 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  SEINET10875224  Agrostis Amelia F. Eby Eby s.n. Los Angeles Ro. Br. Terminals of the Cable Care line areas. Comment
  RSA229174  Agrostis exarata R. F. Thorne, C. W. Tilforth 1971-6-29 40718 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  SD247278  Agrostis exarata R. G. Swinney 2008-7-2 9134 Los Angeles San Gabriel Mountains: north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon (Waterman Mountain 7.5'Q) 1939 Comment
  RSA0077386  Agrostis exarata Orlando Mistretta 1992-8-20 s.n. Los Angeles San Gabriel Mts. region: Mt. Gleason Management Unit. Mt. Gleason. Tujunga Ranger District. By old ruin. Comment
  CAS-BOT-BC139738  Agrostis gigantea John Thomas Howell 1947-7-18 23425 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  SEINET4558776  Agrostis pallens Tim Ross, Orlando Mistretta, Mike Hammitt 1991-1 5256 a 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']) 386 Comment
  UC814986  Agrostis pallens Carl B. Wolf 1932-5-14 3634 Los Angeles hillside above amphitheatre; Santa Catalina Island, Avalon 60 Comment
  UCR95753  Agrostis viridis Lauren Raz, Steve Boyd 1996-10-23 6 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  CDA4015  Albizia lophantha Gardener 1949-3-11 Los Angeles State Building, Los Angeles. 0 Comment
  UC1870155  Allium burlewii LeRoy Gross, Valerie Soza 2003-6-10 1017 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. UTM Zone; 3793403N 0439641E. Just off the trail 2896 Comment
  SBBG57473  Allium fimbriatum var. mohavense Anstruther Davidson -Jul-1893 Los Angeles Acton Comment
  CAS-BOT-BC472003  Allium lacunosum var. davisiae F. W. Peirson; H. L. Mason 1926-4-26 6658 Los Angeles 2 miles east of Palmdale, Mohave Desert Comment
  JEPS104678  Allium monticola John L. Morrison 1937-6-17 2524 Los Angeles San Gabriel Mountains; along the trail 500 yds above junction of main trail (Mount Islip trail) and Big Cienega camp trail Comment
  RSA590663  Allium monticola Timothy S. Ross, Steve Boyd 1990-5-31 2745 Los Angeles Ridge descending northward from MT GLEASON, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UC284823  Allium monticola P. A. Munz 1923-5-26 6858 Los Angeles Vincent Gulch San Gabriel Mts., Vincent Gulch 1981 Comment
  SD87685  Allium peninsulare Frank W. Peirson 1923-5-21 Los Angeles San Gabriel Mountains, Fish Canyon. Comment
  UC494806  Allophyllum divaricatum T. Craig 1927-6-8 405 Los Angeles Bear Canyon trail to Mt. San Antonio; e. Los Angeles Co. Comment
  RSA733675  Allophyllum glutinosum R. G. Swinney 1998-8-5 6650 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  UCD118000  Allophyllum glutinosum Daryl Koutnik 1978-6-25 562 Los Angeles 1 mile south of Seminole Hot Springs on Mulhollad Highway. 335 Comment
  RSA641298  Allophyllum integrifolium Orlando Mistretta, R. T. Hawke 1995-6-29 1860 Los Angeles San Gabriel Mountains: Lightening Ridge Trail, Blue Ridge. Comment
  HSC3406  Alnus rhombifolia C. E. Fellows 1965-8-22 117 Los Angeles Big Tujunga Canyon, end of Stonyvale Rd. Comment
  UCSB11949  Alnus rhombifolia Stern, A. 1961-3-5 Los Angeles Big Tujunga Creek, 3.5 miles west of Guard station, 0.5 miles north of Pipe Creek, Big Tujunga Canyon, Angeles National Forest, San Gabriel Mts. Comment
  UCR108328  Alternanthera philoxeroides L. C. Wheeler 1946-8-9 6222 Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo at San Gabriel Boulevard 59 Comment
  RSA591559  Amaranthus albus L. C. Wheeler 1966-9-21 8899 Los Angeles San Gabriel Mountains, north fork San Gabriel River, 1/4 mi. west of intersection of main road with road to upper Bichota Canyon. 930 Comment
  RSA786329  Amaranthus albus K. Dobry 1991-6-27 782 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  RSA611492  Amaranthus hybridus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  POM96197  Amaranthus powellii P. A. Munz 1925-11 10811 Los Angeles Claremont. 366 Comment
  POM182393  Ambrosia acanthicarpa Joseph A. Ewan 1931-11-11 5299 Los Angeles Del Valle, Santa Clara River Valley. 305 Comment
  SBBG61231  Ambrosia acanthicarpa R. Hoffmann 1928-9-11 Los Angeles Acton Comment
  UCR273406  Ambrosia acanthicarpa R. G. Swinney 2011-10-25 15889 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  SBBG96682  Ambrosia chamissonis S. Boyd with T. Ross, L. Arnseth 1990-4-7 4267 Los Angeles lower half of China Cyn Comment
  RSA158197  Ambrosia chamissonis Peter H. Raven 1962-7-10 17953 Los Angeles Near ocean due west of Wall 2, San Clemente Island Comment
  RSA232705  Ambrosia chamissonis Larry E. DeBuhr, Gary D. Wallace 1972-9-1 s.n. Los Angeles San Clemente Island. West Cove NW on island. Comment
  UC303987  Ambrosia chamissonis I. Johnston 1917-6-10 1317 Los Angeles common in sand Playa del Rey Comment
  CAS-BOT-BC44996  Ambrosia confertiflora Scott D. White; Justin Wood 2008-6-4 12051 Los Angeles Puente Hills, SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25 335 Comment
  LA91103  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  UCSB18104  Ambrosia salsola var. salsola Gillett, Janice 1964-5-8 Los Angeles State Highway 138, 1 mile W of Pearblossom 914 Comment
Read comments
Jul 16 2014
  UC1127758  Amelanchier utahensis W. T. Murphy Apr 1928 Los Angeles n of Mount Emma; Tujunga Quad. 1219 Comment
  RSA681934  Ammannia coccinea LeRoy Gross 2003-11-16 1206 Los Angeles Hansen Dam: West of Little Tujunga Canyon Road(Osborne Street) South of Foothill Blvd. In the flood control basin. South of the Athletic Field thats on the San Fernando 7.5 Quadrangle. 305 Comment
  RSA0079967  Amsinckia intermedia P. H. Raven 1962-4-11 17261 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  RSA213399  Amsinckia intermedia M. B. Dunkle 1939-4-6 7294 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA499965  Amsinckia intermedia B. C. Templeton 1968-2-25 11391 Los Angeles Near isthmus, Santa Catalina Island. Comment
  UCD119627  Amsinckia intermedia Daryl Koutnik 1978-3-7 s.n. Los Angeles NE corner of Balboa and Parthenia in Northridge. 248 Comment
  RSA0089902  Amsinckia menziesii var. menziesii T. S. Ross, J. Mark Porter 1995-5-4 8498 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  POM368399  Amsinckia menziesii var. menziesii L. C. Wheeler 1934-3-31 2495 Los Angeles La Verne. 305 Comment
  SEINET3860022  Amsinckia tessellata R. G. Swinney 2009-4-24 10432 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  UCR187108  Amsinckia tessellata A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32243 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  RSA725215  Amsinckia tessellata var. tessellata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -36 Los Angeles 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
  UCR182847  Anagallis arvensis R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park ; Big Dalton Canyon 428 Comment
  RSA598203  Ancistrocarphus filagineus Steve Boyd, Lauren Raz 1997-3-4 9133 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  UC2027709  Androsace elongata subsp. acuta Anuja Parikh with Nathan Gale 2011-6-7 3421 Los Angeles WTR, E Liebre Mountains, Sierra Pelona, 4.1 km W of State Highway 14, 2.0 km SW of California Aqueduct. Comment
  UCR184124  Androsace elongata subsp. acuta A. C. Sanders, T. B. Salvato 2007-4-24 33483 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  UCD129078  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles end of small canyon 1/2 mile east of intersection of Colima Ave and Punta del Este St north of Whittier. Comment
  UC1605249  Anthriscus caucalis Tim Ross 1992-5-8 6299 Los Angeles ca. 640 ft. n.-n.w. Dora triangulation point (4547 ft) (Glendora Ridge Rd., northerly slope overlooking Coldwater Canyon to the n.); San Gabriel Mts., Mt. Baldy 7.5' Quad 1243 Comment
  SD253518  Antirrhinum coulterianum R. G. Swinney 2011-5-31 14895 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Ccristo Campground and confluence with Mill Creek. 1096 Comment
  UC672556  Antirrhinum coulterianum H. L. Mason 1927-6-11 3746 Los Angeles Mount Wilson; San Gabriel Mountains Comment
  RSA425781  Antirrhinum coulterianum R. S. Woglum 1930-4-23 s.n. Los Angeles southern slope of the San Gabriel Mountains, hills south of Glendora Comment
  SFV6290  Antirrhinum coulterianum M. H. Grayum, K. Felt 1974-5-26 s. n. Los Angeles Santa Susana Mountains Upper Llajas Canyon. Open spot in chaparral along roadside. 556 Comment
  RSA152112  Antirrhinum kelloggii Wesley O. Griesel 1962-3-31 s.n. Los Angeles Corell Post Office, Santa Monica Mts. 152 Comment
  SD66915  Aphanisma blitoides R. Mitchel Beauchamp 1967-3-19 336 Los Angeles San Clemente Island, I(c) mile southeast of West Cove Comment
  CATA2014  Apiastrum angustifolium Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  RSA188224  Apiastrum angustifolium R. F. Thorne, P. Everett 1965-6-23 34936 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. On rocky bluff on south side of beach. Comment
  RSA681887  Apiastrum angustifolium Scott D. White, Michael Honer 2003-6-18 9565 Los Angeles Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  SFV2576  Apiastrum angustifolium M. L. Vincent 1963-5-7 335 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  UC1922754  Apiastrum angustifolium Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 897 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. Comment
  UCR51497  Aptenia cordifolia A. C. Sanders 1987-12-4 7448 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  SEINET3245959  Arabis R. G. Swinney 2009-1 10870 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Springs Campground, streamside from campground to 300 m downstream (Waterman Mtn. 7.5') 1585 Comment
  RSA0129416  Arabis perennans R. G. Swinney 1999-7-5 7506 Los Angeles San Gabriel Mtns.:Head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2323 Comment
  PASA2349  Araucaria bidwillii Los Angeles PHS grounds, Pasadena Comment
  UC1349067  Arctostaphylos catalinae Robert F. Thorne 1966-4-28 36258 Los Angeles Hay Press area Santa Catalina Island 426 Comment
  UC1120283  Arctostaphylos glandulosa subsp. glandulosa H. A. Jensen 1933-3-22 275 Los Angeles Crystal Lake Rock Creek Quadrangle Comment
  RSA698749  Arctostaphylos glandulosa subsp. glaucomollis LeRoy Gross, Paul Morton 2004-6-9 1335 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road. Finish near the NW corner of section 3 and started at the west end of section 12,, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  CAS-BOT-BC39346  Arctostaphylos glauca Vernon Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  CHSC68178  Arctostaphylos glauca Allen Massihi 1992-7-27 15736 Los Angeles Southwest of Bear Divide, off Little Tujunga Rd. San Gabriel Mtns. 950 Comment
  LA33462  Arctostaphylos glauca Henry J. Thompson; 1959-2-20 1844 Los Angeles 670 Comment
  RSA631538  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15763 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA771778  Arctostaphylos glauca R. G. Swinney 2009-5-20 10820 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UC1871267  Arctostaphylos glauca T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3859 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  UCR252573  Arctostaphylos glauca R. G. Swinney 2010-6-21 13253 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  RSA139612  Arctostaphylos parryana A. E. Wieslander 1938-10-23 816 Los Angeles near head of Swarthout Valley 1982 Comment
  RSA634721  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20520 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634830  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22063 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634893  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20388 Los Angeles Road to Pacifico Mtn., 6.0 km east of Mill Creek Summit, San Gabriel Mtns. 1830 Comment
  RSA634924  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20536 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635124  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20297 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  RSA635151  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20522 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA639163  Arctostaphylos patula Valerie L. Soza, LeRoy Gross 1999-9-14 645 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  RSA729649  Arctostaphylos patula R. G. Swinney 1998-7-2 6245 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR150450  Arenaria macradenia R. G. Swinney 1999-6-21 7377 Los Angeles San Gabriel Mtns., Boulder Canyon Wash, south of east-west road that runs through Big John Flat 1671 Comment
  RSA600066  Arenaria macradenia var. arcuifolia Steve Boyd, Lauren Raz 1997-5-20 9821 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  RSA642041  Arenaria macradenia var. arcuifolia Orlando Mistretta 1993-6-28 909 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  UC63987  Argemone munita Geo. R. Hall 1904-9-1 Los Angeles San Antonio Mountains, Swartout Canyon Swartout Canyon; San Antonio Mountains, Swartout Canyon 2133 Comment
  RSA652147  Argemone munita Orville Armstrong 1949-5-1 s.n. Los Angeles 1.5 miles north of Pomona. Loam soil. 305 Comment
  UCD95183  Argemone munita James Dilley 1997-5-4 s.n. Los Angeles Angeles National Forest, Big Rock Canyon Road., 0.5 mile N of end of paved road. Comment
  RSA779996  Argyranthemum foeniculaceum R. G. Swinney 2009-4-7 10284 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  POM182057  Argyrochosma jonesii L. C. Wheeler 1933-2-22 1475 Los Angeles Little Rock Creek. 1066 Comment
  RSA613730  Artemisia californica L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  RSA729888  Artemisia douglasiana R. G. Swinney 1998-8-28 6849 Los Angeles San Gabriel Mtns.: Stoddard Canyon at 'Stoddard Falls' 915 Comment
Read comments
Dec 10 2020
  UCR210255  Artemisia douglasiana R. G. Swinney 2008-8-13 9364 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA127794  Artemisia douglasiana Peter H. Raven, Henry J. Thompson 1959-9-6 14380 Los Angeles Near mouth of Malibu Creek. (Lat; N. 34 degrees, Long. 118 to 119 degrees W.) 12 Comment
  RSA562256  Artemisia dracunculus D. Charlton 1989-6-10 3221 Los Angeles Frazler Mtn Rd., Lockwood Valley, Los Padres National Forest. 1829 Comment
  RSA573754  Artemisia ludoviciana subsp. albula Timothy S. Ross 1990-8-17 3187 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  RSA544561  Artemisia nesiotica Timothy S. Ross, Elizabeth Kellogg 1992-4-13 6147 Los Angeles San Clemente Island: NW part of the Island; coastal Secondary terrace ENE of Darter, (354 degrees N, 1375m distant from 199' BM near Flasher) 56 Comment
  SBBG11028  Artemisia nesiotica R. Moran 1958-9-15 6833 Los Angeles cyn 1.8 mi SE of Eel Pt 100 Comment
  RSA0035474  Artemisia tridentata R. G. Swinney 2009-11-16 11630 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  CAS-BOT-BC97336  Artemisia tridentata subsp. tridentata C. B. Wolf 1931-10-23 2493 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  OBI70302  Artemisia tridentata subsp. tridentata Louis C. Wheeler 1956-9-16 7239 Los Angeles San Gabriel mtns: Guffy Camp, Blue Ridge Comment
  SD251175  Artemisia tridentata subsp. vaseyana Jane Tirrell, Graham Bothwell 2012-9-14 LS 173 Los Angeles Transverse Ranges: San Gabriel Mountains region: South side California State Route 2 at turnout by Big Rock Creek drainage, ca. 1.5 mile west of Dawson Saddle. 2312 Comment
  SDSU750  Arundo donax A. H. Gallup 1949-2-21 311 Los Angeles Lasca, north end of meadow. Pacific Slope 152 Comment
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Apr 29 2015
  IRVC26361  Asclepias californica A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26046 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  IRVC28677  Asclepias fascicularis A. C. Sanders, Mark Elvin 2002-6-18 25118 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  RSA595000  Asparagus asparagoides Mark Hoefs 1995-7-26 2464 Los Angeles Santa Catalina Island, Middle Canyon, by bridge. 177 Comment
  UC1063742  Aspidotis californica R. St. John 1933-2-18 342 Los Angeles e Calabasas Peak; Calabasas Quadrangle 548 Comment
  CAS-BOT-BC65786  Aspidotis californica 1903-4-1 s.n. Los Angeles Santa Anita Caves, Southern Calif. Comment
  RSA653367  Aspidotis californica LeRoy Gross 2000-10-28 313 Los Angeles Verdugo Mountains: Along Brand Park Mountainway road 548 Comment
  UC42282  Asplenium vespertinum A. J. McClatchie March 1894 Los Angeles near Pasadena; Millard's Canyon Comment
  RSA417670  Aster greatae Geo L. Moxley 1914-9-6 274 Los Angeles Little Bear Canyon; San Gabriel Mts. Comment
  UCR201414  Aster greatae Justin M. Wood 2008-11-21 245 Los Angeles San Gabriel Mountains, 1.5 air mi northeast of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27) 800 Comment
  UCR61523  Aster greatae T. P. Krantz 1988-4-19 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Pole Creek 612 Comment
  UC111288  Astragalus brauntonii Ernest Braunton May 1907 1281 Los Angeles Sherman Comment
  CAS-BOT-BC182298  Astragalus didymocarpus var. didymocarpus Lois E. James 1947-4-13 1751 Los Angeles Near the County Poor Farm in Soledad Canyon Comment
  RSA90228  Astragalus douglasii var. parishii F. W. Peirson 1922-7-6 4753 Los Angeles Swartout Valley region. Big Pines, north side of San Gabriel Mtns. 2073 Comment
  RSA612111  Astragalus gambelianus Steve Boyd, Valerie Soza 1998-4-28 10156 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, top of ridge on south side of the canyon. 634 Comment
  SBBG117012  Astragalus gambelianus S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1537 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  UCR189402  Astragalus leucolobus R. G. Swinney 1998-7-2 6194 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SBBG12327  Astragalus miguelensis P. H. Raven 1962-5-8 17620 Los Angeles near summit of ridge above Wilson Cove 121 Comment
  SD92006  Astragalus miguelensis Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22703 Los Angeles San Clemente Island, sandy flat, NW end 4 Comment
  RSA415650  Astragalus pomonensis Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  CAS-BOT-BC193086  Astragalus pycnostachyus var. lanosissimus Ernest Braunton 1902-9-1 682 Los Angeles Ballona Meadows Comment
  SEINET10484098  Astragalus trichopodus subsp. leucopsis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4805 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  POM1739  Astragalus trichopodus var. lonchus D. L. Crawford, Otis Hiatt 1916-3-29 572 Los Angeles Santa Monica Mountains. Comment
  RSA415728  Astragalus trichopodus var. lonchus Freda Detmers 1929-4-13 s.n Los Angeles Santa Catalina Island. Comment
  POM1846  Astragalus trichopodus var. phoxus H. M. Hall 1902-5-3 3096 Los Angeles San Francisquito Pass 609 Comment
  RSA226986  Astragalus trichopodus var. phoxus R. F. Thorne, C. W. Tilforth 1971-6-17 39970 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  SBBG18418  Astragalus trichopodus var. phoxus E. R. Blakley 1963-4-28 5609 Los Angeles Elizabeth Cyn, 4.5 mi NE of Hwy 99 396 Comment
  RSA90211  Astragalus trichopodus var. phoxus F. W. Peirson 1917-5-1 578 Los Angeles Topanga Canyon, Santa Monica Mountains. Comment
  POM8708  Athysanus pusillus P. A. Munz, R. D. Harwood 1920-3-13 3303 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  RSA708578  Athysanus pusillus Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1164 Los Angeles Ridgetop above McDonald Creek. 427 Comment
  RSA751514  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 1 -38 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  CDA34303  Atriplex californica M. O'Brien 2011-6-15 15 -Nov Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  UCR231076  Atriplex canescens Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range, Bouquet Canyon, south of David Way intersection with Bouquet Canyon Rd. 425 Comment
  SEINET6096132  Atriplex canescens Unknown 1996-10-14 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  CATA3367  Atriplex coulteri Peter J. Dixon 2016-3-13 041 Los Angeles Santa Catalina Island: SW slope of Banning Mountain, 550 m west southwest of summit 393 Comment
  UC1594407  Atriplex coulteri Tim Ross and Elizabeth Kellogg 1992-4-13 6143 Los Angeles 340 degrees nnw 1140 m distant from 199 BM' near Flasher (nw part of San Clemente Island, coastal terrace in the vicinity of Darter); nw part San Clemente Island, vicinity of Darter 18 Comment
  SBBG13623  Atriplex lentiformis subsp. breweri P. H. Raven 1962-5-7 17580 Los Angeles just above coast 1 mi S of Wilson Cove 6 Comment
  RSA155903  Atriplex lentiformis subsp. breweri P. H. Raven 1962-5-7 17580 Los Angeles San Clemente Island, 1 mile south of Wilson Cove 6 Comment
  CATA3535  Atriplex leucophylla Peter J. Dixon 2017-9-13 102 Los Angeles Santa Catalina Island: Pacific side; Shark Harbor, salina and dune, very near coast, growing in sand 0 Comment
  SBBG128555  Atriplex leucophylla M. L. Hoefs 1955-5-30 2158 Los Angeles Ben Weston Beach 4 Comment
  POM180161  Atriplex leucophylla Joseph A. Ewan 1930-9-15 s.n. Los Angeles 1/2 mile south of Palisades del Rey Comment
  RSA188196  Atriplex semibaccata R. F. Thorne, P. Everett 1965-6-23 s.n. Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. Comment
  RSA720145  Atriplex semibaccata LeRoy Gross 2007-4-6 2626 Los Angeles Southern base of the range: Just northwest of Bel Aire Park, at the intersection of Cambridge Drive and Bel Aire Drive. City of Burbank. 273 Comment
  SBBG31264  Atriplex semibaccata R. F. Thorne 1966-9-14 36623 Los Angeles Middle Ranch, Middle Ranch Cyn 213 Comment
  UC54950  Atriplex semibaccata H. P. Chandler 1902-9-9 2020 Los Angeles roadside near Ballona Lagoon; near Ballona Lagoon Comment
  RSA608827  Atriplex serenana L. C. Wheeler 1968-9-21 s.n. Los Angeles Saugus. Comment
  UCR124032  Atriplex serenana var. serenana A. C. Sanders, Mark A. Elvin 2002-8-28 25598 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  SEINET3860089  Atriplex suberecta R. G. Swinney 2009-3-16 10128 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, 400 m NW of River Bike Path parking lot at Hwy 39.; 0 227 Comment
  SEINET9365618  Atriplex watsonii Unknown 1972-11-15 55235 Los Angeles Common on edges of shelly sand dune near top of sea cliff along S.W. coast. Comment
  RSA0031714  Avena fatua Dana Roche 1998-5-17 19 Los Angeles Mt. Baldy Road 1.7 miles from the intersection of Mills Ave. and Mt. Baldy Rd. 579 Comment
  RSA593769  Avena fatua Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8562 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA150914  Avena sativa P. H. Raven 1962-5-8 17622 Los Angeles near summit of ridge above Wilson Cove, San Clemente Island 137 Comment
  RSA385413  Avena sativa F. R. Fosberg 1931-3-31 S- 4425 Los Angeles Avalon, Santa Catalina Island. Comment
  UCR261389  Azolla filiculoides R. G. Swinney 2010-6-29 13384 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  RSA602596  Azolla filiculoides Louis Cutter Wheeler 1946-12-14 6446 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  CHSC55839  Baccharis emoryi L. P. Janeway 1988-7-24 3162 Los Angeles Puente Hills, between Whittier and La Puente. Low in Arroyo San Miguel. 175 Comment
  CATA3135  Baccharis glutinosa Sarah Ratay 2010-7-26 129 Los Angeles Santa Catalina Island: Empire, off road near picnic tree 107 Comment
  RSA654655  Baccharis glutinosa Fred Brooks 1988-4-3 2 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  OBI52808  Baccharis malibuensis J. Henrickson, T. Thomas, C. Wishner 1991-12-5 22452 Los Angeles Santa Monica Mtns, 0.3 mi E of Las Virgenes Rd along Las Virgenes Cyn Rd towards Cottontail Ranch, plnt under powerlines on N side of road across from home at 1643 Las Virgenes Cyn Rd; Soka Univ Property 235 Comment
  RSA0008316  Baccharis malibuensis Carl Wishner 1988-8-28 s.n. Los Angeles Santa Monica Mts. Creek drainage; Known as salvation Army's Camp Gilmore-Mountain Crags on Malibu Creek near Tapia county park. 152 Comment
  RSA550720  Baccharis pilularis Timothy S. Ross, Annette Ross 1991-7-29 5695 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  CAS-BOT-BC98154  Baccharis salicifolia Timothy S. Ross; Darin Banks 1994-4-13 7518 Los Angeles Liebre Mountains, San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito 487 Comment
  LA94396  Baccharis salicifolia Norman A. Cole; May 1964 383 B Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  RSA739765  Baccharis salicifolia John Dittes, R. A. Dittes 2006-10-30 1419 Los Angeles El Encino Land Grand, S Coast Sub-region, San Fernando Valley, Sepulveda Dam Flood Control Basin, 2.2 air miles SW of Van Nuys Civic Center, 0.9 air mile S of Victory Blvd, 0.9 air mile W of the San Diego Freeway 405,, 0.6 air mile N of the Ventura Freeway 101, next to Apollo field Model Airport. 207 Comment
  SFV22008  Baccharis salicifolia V. Soza, L. Gross, R. Kopelov 2000-3-30 669 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. South-facing canyon. 518 Comment
  UCR108461  Baccharis salicifolia Erin Hewgley, J. Gural 1997-4-27 13 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  UCR212824  Baccharis salicifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1835 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UCR108383  Baccharis salicina L. C. Wheeler 1946-9-9 6368 Los Angeles San Gabriel Mtns., West Fork San Gabriel River, 1/2 mi east of Bear Creek 518 Comment
  SD72852  Bassia americana F. R. Fosberg 1931-8-19 7287 Los Angeles Compton, in vacant lot. Comment
  JEPS59783  Bassia hyssopifolia Harry L. Bauer 1928-11-12 Los Angeles Long Beach Comment
  SEINET6329477 Image available Beloperone californica T. C. Arambula 1966-1 93 Los Angeles Claremont, Rancho Santa Ana Botanic Garden Comment
  RSA3831  Berberis nevinii C. B. Wolf 1927-7-27 682 Los Angeles 0.5 miles south of San Fernando Comment
  LA94375  Beta vulgaris Peter H. Raven; Henry J. Thompson 1959-9-6 14387 Los Angeles Santa Monica Mountains, Malibu Creek, mouth of creek 12 Comment
  RSA423235  Beta vulgaris Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  CHSC118870  Bidens pilosa Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey St. in abandoned citrus orchard. 233 Comment
  CAS-BOT-BC16082  Boechera californica Louis C. Wheeler 1932-4-22 640 Los Angeles 3 miles north northeast of Claremont. 548 Comment
  RSA585530  Boechera californica Timothy S. Ross 1992-4-21 6231 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  RSA0129468  Boechera pulchra R. G. Swinney 2008-5-2 8731 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SEINET13382504 Image available Boechera sparsiflora R. G. Swinney 2011-1 14917 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  RSA80647  Boisduvalia glabella F. W. Peirson 1906-7-19 2083 Los Angeles Sink near Inglewood. Comment
  CAS-BOT-BC30968  Bolboschoenus maritimus Ellsworth Bethel 1916-8-1 s.n. Los Angeles Long Beach. Comment
  LA8054-  Bothriochloa barbinodis Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SD67607  Bothriochloa barbinodis Leroy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  SD53047  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles Santa Catalina Island, above Emerald Bay. 121 Comment
  CATA34  Brassica nigra USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 17 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: North, Slope: approx. 35% 41 Comment
  RSA0072135  Brassica nigra Carol Frazier 1966-5-10 s.n. Los Angeles San Rafael Hills. 213 Comment
  POM250535  Brassica rapa I. W. Clokey, E. G. Anderson 1930-3-11 5321 Los Angeles San Gabriel Canyon. Comment
  RSA12392  Brassica rapa C. B. Wolf 1934-4-11 ss.n. Los Angeles Bryant Ranch E. of Long Beach on mesa. 100 ft. NE of concrete mon. 1864.92 ft. so. of NW corner of section. 15 Comment
  RSA482927  Brassica rapa E. S. Spalding 1923-2-7 s.n. Los Angeles Eagle Rock. Comment
  POM58247  Brickellia californica C. F. Baker 1903-8-2 3696 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA351116  Brickellia californica Fordyce Grinnell Jr. 1911-9-11 3772 Los Angeles Bailey Canyon, San Gabriel Mts. Comment
  SBBG66138  Brickellia californica R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  SFV17932  Brickellia californica J. N. Hogue 1998-10-13 129 .3 Los Angeles San Gabriel Mountains San Gabriel Canyon. West side of San Gabriel reservoir along road. 470 Comment
  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
  UC135469  Brickellia nevinii C. F. Baker 1903-10-10 3731 Los Angeles near Claremont (San Antonio Canon); San Antonio Canon Comment
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Apr 8 2014
  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
  RSA533889  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5165 Los Angeles San Clemente Island, 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  SDSU234  Brodiaea kinkiensis R. M . Beauchamp 1967-6-3 548 Los Angeles In field southeast of Lemon Tank. Comment
  SD232571  Bromus berteroanus A. C. Sanders, E. J. Lott 1993-5-6 13951 Los Angeles Mojave Desert; 12 miles N of Palmdale, Sierra Hwy at Ave. G to 1/10 mi. NW of intersection. 705 Comment
  CATA1231  Bromus carinatus Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2297 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  POM1269  Bromus carinatus D. L. Crawford, Otis Hiatt 1916-3-28 709 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  SEINET4345041  Bromus carinatus G. B. Grant 1904-4-27 117 a/6162 Los Angeles Pasadena, So. Cal. Comment
  RSA311351  Bromus carinatus var. carinatus R. F. Thorne, M. Z. Thorne 1969-7-9 38580 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA585424  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd 1990-5-31 2747 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 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
  CDA31588  Bromus catharticus T. C. Fuller 1958-8-6 2201 Los Angeles 9 miles west of Lancaster 0 Comment
  CHSC58414  Bromus catharticus Daryl Koutnik 1978-4-28 Los Angeles Garden, 6922 Hesperia Avenue, Reseda. 213 Comment
  CATA638  Bromus diandrus Mark L. Hoefs 1991-4-16 1103 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  POM363391  Bromus diandrus Freda Detmers 1929-4-14 s.n. Los Angeles [Santa] Catalina Island. Near mouth of Descanso Canyon. Comment
  POM363404  Bromus diandrus Anstruther Davidson 1917-04 3183 Los Angeles E. Los Angeles. Comment
  RSA533415  Bromus diandrus Timothy S. Ross 1991-4-21 4524 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage, vicinity of old water tank. 220 Comment
  UCD58579  Bromus diandrus Robert D. Clarke 1979-4-15 s.n. Los Angeles Central Los Angeles. Comment
  RSA596385  Bromus grandis Timothy S. Ross, Steve Boyd 1995-6-28 8650 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  CAS-BOT-BC155396  Bromus hordeaceus L. Street; G. Williams 1919-4-12 2498 Los Angeles Hills near Priente. Comment
  RSA0093474  Bromus hordeaceus Richard G. Swinney 2011-6-7 15066 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  UCR261362  Bromus hordeaceus R. G. Swinney 2010-4-1 12168 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
  SBBG131138  Bromus madritensis S. A. Junak 1999-5-21 SCa 964 Los Angeles ridge just E of KBRT Radio Station, along S side of Airport Rd, on E side of KBRT Valley 445 Comment
  LA13827  Bromus madritensis subsp. rubens Carl Epling; 1925-4-18 6766 Los Angeles Santa Monica Mountains, Griffith Park Comment
  SBBG128785  Bromus madritensis subsp. rubens M. L. Hoefs 1994-5-21 1836 Los Angeles SE end of Renton Mine Rd 262 Comment
  CAS-BOT-BC161863  Bromus rubens L. R. Abrams 1927-4-30 11745 Los Angeles Antelope Valley between Fairmont and Neenach. Comment
  RSA0119657  Bromus rubens R. G. Swinney 2014-4-30 16283 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA151304  Bromus rubens P. H. Raven 1962-4-9 17146 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  SFV21125  Bromus sterilis L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1054 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  RSA0095249  Bromus tectorum R. G. Swinney 2011-6-20 15225 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1567 Comment
  UCD59863  Bromus tectorum Daryl Koutnik 1978-3-23 132 Los Angeles North side of State Hwy. 18 and just west of Llano. 975 Comment
  CATA200  Cakile maritima Mark L. Hoefs 1973-4-15 179 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  UCR280690  Calandrinia breweri R. G. Swinney 2014-5-27 16678 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA466538  Calandrinia ciliata Bonnie C. Templeton 1930-4-2 1407 Los Angeles Mulholland Dr., Northwest of Hollywood 600 Comment
  SEINET7063484  Calochortus 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
  CATA423  Calochortus catalinae Sara L. Crockett, Sheila Schueller 1997-3-8 560 Los Angeles Santa Catalina Island: Point overlooking Cottonwood Beach, ca. 25 m W of road 79 Comment
  RSA377292  Calochortus catalinae N. C. Cooper 1945-5-1 2224 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA377301  Calochortus catalinae Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Ridge W. of Mandeville Canyon, [Santa Monica Mountains] 400 Comment
  SBBG128385  Calochortus catalinae M. L. Hoefs 1991-4-18 1115 Los Angeles rd above Parson's Landing 129 Comment
  UCD139487  Calochortus catalinae Michael Alvord; Curtis Schway 1993-4-14 24 Los Angeles Santa Monica Mountains, Topanga State Park, upper parking lot, Musch Tral. 0.5 mile northeast side of trail. 600 Comment
  RSA135195  Calochortus clavatus var. gracilis Peter H. Raven 1960-5-21 15399 Los Angeles Cornell Corners, Santa Monica Mountains. 244 Comment
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Oct 1 2018
  RSA702610  Calochortus invenustus Tim Thibault, Bryan Tutt, Dolores Gault 2004-6-18 317 Los Angeles Mt. Williamson 2090 Comment
  RSA565756  Calochortus plummerae Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles San Gabriel Mountains: Arroyo Seco Canyon; above the debris dam and below Oakwilde Picnic Area along the Gabrielino Trail Comment
  UC3448  Calochortus plummerae J. H. Barber 1897-6-25 176 Los Angeles near Newhall Comment
  CATA482  Calochortus splendens Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 624 Los Angeles Santa Catalina Island: N side of Cherry Harbor, overlooking mud flats, ca. 40 - 60 m upslope 48 Comment
  RSA188251  Calochortus splendens Robert F. Thorne 1965-6-24 35027 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  SBBG32141  Calochortus splendens R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -230 Los Angeles between Middle Ranch Cyn and Cottonwood Cyn Comment
  RSA716602  Calochortus venustus Charlie Hohn 2006-5-26 4 Los Angeles Sierra Pelona Ridge. Just north of USFS road 6N07, directly across ridge from head of Mystic Canyon. 1060 Comment
  RSA702541  Calystegia Scott D. White 2004-5-5 10289 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UCR131528  Calystegia macrostegia Steve Heyn 2001-4-24 01 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, west slope of Crenshaw Canyon just south of Palos Verdes Drive North 30 Comment
  SD252322  Calystegia macrostegia subsp. cyclostegia Steven A. Junak 1999-4-23 Sca 856 Los Angeles Santa Catalina Island: S side of island, W facing ridgetop, below Triangulation Point granite. 341 Comment
  UC625003  Calystegia macrostegia subsp. intermedia F. R. Fosberg 1931-3-23 S 4335 Los Angeles North Wall Santa Catalina Island, Descanso Canyon (Santa Catalina Island, Descanso Canyon) 40 Comment
  RSA670210  Camissonia Joseph M. Keefe 2001-3-19 31147 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  RSA709833  Camissonia bistorta A. C. Sanders 2003-5-22 26825 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  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
  RSA466151  Camissonia californica L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  UCR222853  Camissonia campestris R. G. Swinney 2009-4-29 10574 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA114364  Camissonia campestris subsp. campestris Percy C. Everett, E. K. Balls 1956-5-9 21566 Los Angeles Mojave Desert, 6 miles S of Lancaster along Highway 6. 762 Comment
  RSA799806  Camissonia campestris subsp. campestris Pam De Vries 2013-4-3 7824 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  POM3198  Camissonia cheiranthifolia subsp. suffruticosa N. K. Berg 1904-8-3 s.n. Los Angeles Redondo. Comment
  RSA33473  Camissonia cheiranthifolia subsp. suffruticosa T. A. Bonser 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA454027  Camissonia cheiranthifolia subsp. suffruticosa C. Bavers 1906-5-30 s.n. Los Angeles Terminal. Comment
  RSA755927  Camissonia graciliflora Orlando Mistretta, Christine Mistretta 2008-4-10 2410 a Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct. (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  POM159461  Camissonia hirtella Thomas Craig 1927-6-19 480 Los Angeles Between Acton and Ravenna, Soledad Canyon. Comment
  POM175376  Camissonia hirtella West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats, North Fork--San Gabriel Canyon. Comment
  RSA448988  Camissonia hirtella Robin S. Collins 1973-5-15 288 Los Angeles Angeles National Forest; Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 610 Comment
  RSA311277  Camissonia hirtella Robert F. Thorne 1969-7-2 38293 Los Angeles San Gabriel Mountains, Angeles National Forest: near Chilao Creek, Upper Chilao Campground 1616 Comment
  POM196707  Camissonia intermedia Bonnie C. Templeton, I. W. Clokey 1929-4-11 4458 Los Angeles Mandeville Canon, Santa Monica Mts. 366 Comment
  RSA652356  Camissonia micrantha A. Mayor, N. Daly 1973-5-5 s.n. Los Angeles Tapia Park, Malibu Cyn. Comment
  UCR229157  Camissonia micrantha Dan S. Cooper 2011-4-22 411- 49 Los Angeles San Fernando Valley, Sun Valley, Stagg Street near Elmer Avenue 241 Comment
  RSA774086  Camissonia pallida R. G. Swinney 2009-4-29 10562 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA187795  Camissonia robusta Robert F. Thorne 1966-9-14 36644 Los Angeles Santa Catalina Island: sandy, disturbed area behind Ben Weston Beach 3 Comment
  RSA343362  Camissonia strigulosa F. R. Fosberg 1983-4-22 64136 Los Angeles Munz Ranch Road, Willow Springs Creek, San Gabriel Mts. Comment
  SBBG60517  Camissonia strigulosa R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UC1584248  Camissoniopsis bistorta Tim Ross and Steve Boyd 1990-6-6 2825 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad., San Francisquito Canyon 926 Comment
  SEINET6049361  Camissoniopsis bistorta Unknown 1929-4-1 4456 Los Angeles Mandeville Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC160432  Camissoniopsis cheiranthifolia subsp. suffruticosa Ernest Braunton 1902-5-25 343 Los Angeles Redondo Comment
  UCSB45374  Camissoniopsis cheiranthifolia subsp. suffruticosa Connor, Mike 1977-6-4 Los Angeles Waterview St., Playa del Rey 30 Comment
  UCD170657  Camissoniopsis micrantha R. G. Swinney 2010-3-11 11869 Los Angeles San Gabriel Mountains/Verdugo Mountains, flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash. 348 Comment
  SBBG61357  Camissoniopsis pallida R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UC41571  Campsis grandiflora Ernest Braunton July 1901 Los Angeles Los Angeles, Cal Comment
  RSA599353  Capsella bursa-pastoris L. C. Wheeler 1968-3-17 s.n. Los Angeles West Fork Morgan Canyon at Ferguson Motorway. 412 Comment
  CATA872  Capsella bursa-pastoris Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1681 Los Angeles Santa Catalina Island: Upper Gallagher's Canyon, just below Bow Camp 390 Comment
  UCSB8510  Capsella bursa-pastoris Wedberg, H. 1957-3-16 Los Angeles Faculty Hill, UCLA Comment
  UCR214663  Cardamine A. C. Sanders, Dan S. Cooper 2010-4-30 38134 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR64183  Cardamine debilis O. F. Clarke 1985-2-28 s.n. Los Angeles Pasadena. Grounds of the El Mirador Estates, El Mirador Drive 335 Comment
  CDA34307  Carduus pycnocephalus M. O'Brien 2011-6-14 MOB 11 -10 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  RSA747102  Carduus pycnocephalus A. C. Sanders, T. B. Salvato 2009-5-19 36815 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  RSA601839  Carex Steve Boyd 1996-4-25 8692 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
  SEINET10644518  Carex Mildred E. Mathias 1931-6-23 Mathias 931 Los Angeles Near the summit of San Antonio Mountain (Baldy). 3018 Comment
  PASA620  Carex alma Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  RSA0106496  Carex alma R. G. Swinney 2011-10-18 15832 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA584624  Carex alma Timothy S. Ross, Steve Boyd 1991-4-25 4597 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  RSA602743  Carex alma L. C. Wheeler 1967-7-20 10140 Los Angeles San Gabriel Mountains: Aliso Canyon. 1066 Comment
  SEINET7549342 Image available Carex alma Timothy S. Ross 1990-6-11 2993 Los Angeles San Gabriel Mountains. Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1254 Comment
  UCR202741  Carex fracta R. G. Swinney 2001-8-27 8092 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
  SD90320  Carex heteroneura R. F. Thorne, M. Z. Thorne 1969-7-10 38366 Los Angeles San Gabriel Mountains; Angeles National Forest; bottom of cold, snow-melt gully, northwest facing slope near Lodgepole Picnic Ground; ca. 1.5 miles southeast of Dawson Saddle along Angeles Crest Highway. 2316 Comment
  RSA609116  Carex multicaulis L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon at Upper Clamshell Truck Trail. 1432 Comment
  POM222224  Carex schottii L. C. Wheeler 1936-6-21 4169 Los Angeles W Fork Palmer Canyon 640 Comment
  RSA230246  Carex subfusca Robert F. Thorne 1969-7-2 38251 Los Angeles San Gabriel Mts., Angeles National Forest: East Fork of Alder Creek, Charlton Flat burn (of 1954) 1584 Comment
  UCR147049  Carex subfusca L. C. Wheeler 1967-9-3 10622 Los Angeles Transverse Ranges; San Gabriel Mountains, 0.2 mile northeast of Bench Mark 'Twin ' at summit of Waterman Mountain 2363 Comment
  LA94902  Castilleja affinis subsp. affinis K. Larson; J. Neel 1950-4-2 29 Los Angeles 365 Comment
  UCR181105  Castilleja applegatei R. G. Swinney 1997-4-25 5503 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  JEPS10329  Castilleja exserta subsp. exserta W. L. Jepson 1939-4-21 19223 Los Angeles Saugus Comment
  UC129589  Castilleja exserta subsp. exserta Geo. B. Grant 1905-4-4 885 -6462 Los Angeles Lincoln Park, Pasadena; Pasadena Comment
  POM21383  Castilleja foliolosa George B. Grant 1901-6-9 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA595120  Castilleja foliolosa Steve D. Boyd, Orlando Mistretta, John Dolan 1996-4-18 8574 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N01, 6.2 road miles from jtn with 8N05. 1174 Comment
  RSA674788  Castilleja foliolosa Scott D. White, Kent Hughes 2000-5-16 7842 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SFV3333  Castilleja foliolosa K. A. Wilson 1961-3-11 988 Los Angeles San Gabriel Mountains San Francisquito Canyon. 1.5 miles south of Green Valley (Spunky Canyon Road). 825 Comment
  UCR113675  Castilleja foliolosa L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mtns., Mill Canyon off Soledad Canyon 732 Comment
  UCR65558  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest. Lightning Point Group campground, near the perimeter of the campground Comment
  RSA229067  Castilleja miniata subsp. miniata Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38891 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle. 2332 Comment
  SBBG66917  Castilleja miniata subsp. miniata E. Crow 1930-6-29 Los Angeles trail below Crystal Lake Comment
  SEINET3106298  Casuarina equisetifolia D. W. Jamieson 2003-12-27 Los Angeles Lynwood Comment
  UCR273544  Caulanthus amplexicaulis R. G. Swinney 2011-6-22 15263 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA549560  Caulanthus cooperi Timothy S. Ross 1992-4-4 6090 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA11073  Caulanthus coulteri var. coulteri C. B. Wolf 1928-3-29 1557 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  POM82722  Caulanthus heterophyllus var. heterophyllus P. A. Munz 1925-4-23 9451 Los Angeles San Gabriel Canyon. 488 Comment
  SEINET7907429  Caulanthus inflatus J. Massey, J. Henrickson 1966-1 Los Angeles 1 mi E of Jct of Ave J & 250, Saddle Back Butte Area Comment
  UC1952543  Ceanothus arboreus Reid Moran 1941-2-23 607 Los Angeles Ridge between Johnson's Valley & Howland's Valley, Santa Catalina Island. Comment
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Dec 13 2015
  CAS-BOT-BC48740  Ceanothus crassifolius Geo. B. Grant 1901-1-1 s.n. Los Angeles So. Calif. From Mt. Lowe, S. Cal. Comment
  RSA786777  Ceanothus crassifolius Doris Bowers 1957-3-24 632 Los Angeles Millard's Canyon N/o Altadena 1220 Comment
  RSA0017026  Ceanothus crassifolius L. R. Abrams 1901-4-5 1364 Los Angeles San Fernando Mts. Comment
  CAS-BOT-BC48798  Ceanothus crassifolius var. planus Huron H. Smith 1912-5-29 5031 Los Angeles Trail from summit, Santa Catalina Isl. 365 Comment
  SD37617  Ceanothus cuneatus Edith A. Purer 1931-2-11 Los Angeles Griffith Park, hillsides Comment
  RSA0083015  Ceanothus leucodermis R. G. Swinney 2010-3-18 11967 Los Angeles Lake View Terrace, SE end of Orcas Park in Hansen Dam Basin, within 10 meters of Salix riparian forest corridor in Big Tujunga Wash 323 Comment
  UC1070850  Ceanothus leucodermis R. St. John 1930-2-15 97 Los Angeles Oat Mountain Santa Susana quad. 1066 Comment
  UC457219  Ceanothus leucodermis Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabreil Mts. Comment
  POM9556  Ceanothus leucodermis P. A. Munz 1920-3-10 3330 Los Angeles 1.5 mi. east of Claremont. 366 Comment
  RSA399713  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-19 S 4920 Los Angeles Head of Cape Canyon, Santa Catalina Island 180 Comment
  SD114031  Ceanothus megacarpus var. insularis Darley F. Howe 1953-5-2 2266 Los Angeles Wain Canyon, Santa Catalina Comment
  UCSB3927  Ceanothus megacarpus var. megacarpus Wedberg, H. 1958-2-22 Los Angeles About 5 miles W. of Beverly Glen Blvd. on Mullholland Drive, Santa Monica Mts. Comment
  CAS-BOT-BC50464  Ceanothus oliganthus Timothy S. Ross 1993-6-1 7350 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), 768 Comment
  CAS-BOT-BC50478  Ceanothus oliganthus Joseph Andorfer Ewan 1933-5-16 10852 Los Angeles San Gabriel Mts. - Little Santa Anita Canyon Comment
  LA103214  Ceanothus oliganthus Barry A. Prigge; 1985-6-14 6408 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  POM85940  Ceanothus oliganthus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA638811  Ceanothus oliganthus var. oliganthus Valerie L. Soza, Laura Moore 1999-6-30 591 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  RSA651872  Ceanothus oliganthus var. oliganthus Stephen Hill 1981-2-27 26 Los Angeles Hwy 39, 2.7 mi. N. of Morris Dam. Comment
  PASA2520  Ceanothus vestitus Sally Ellis 1939-5-5 Los Angeles Mohave desert Comment
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Nov 20 2014
  UCR61050  Centaurium venustum R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Morgan Canyon Debris Basin 366 Comment
  RSA729789  Centrostegia thurberi R. G. Swinney 1998-6-12 6965 Los Angeles San Gabriel Mtns.: 3 miles west of Pinion Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek. 1378 Comment
  UCR220164  Centrostegia thurberi R. G. Swinney 2009-4-2 10252 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCSB1363  Centrostegia thurberi Hawkins, L. 1956-4-13 Los Angeles 16 miles E of Little Rock on Rt. 138 Comment
  RSA0039272  Cerastium glomeratum R. G. Swinney 2010-3-10 11795 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA442196  Cerastium glomeratum Donald R. Bissing 1973-5-4 54 Los Angeles 0.4 mile from canyon mouth 725 Comment
  CLARK-A1528-3976  Cercocarpus betuloides John C. Roos 1942-3-7 1104 Los Angeles San Gabriel Mountains Comment
  CAS-BOT-BC142120  Cercocarpus betuloides var. betuloides Alice Eastwood 1917-7-20 6485 Los Angeles Santa Catalina Island Comment
  JEPS44703  Cercocarpus betuloides var. betuloides Ira W. Clokey, B. Templeton July 1929 4596 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 300 Comment
  SBBG70713  Cercocarpus betuloides var. betuloides R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  UC450931  Cercocarpus betuloides var. betuloides Fay A. MacFadden 1931-3-18 69 R Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  UCR272543  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-5-6 14591 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA652571  Chaenactis glabriuscula Marion P. Harthill 1971-5-11 175 Los Angeles San Antonio Canyon. Comment
  POM156355  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1902-6-9 2503 Los Angeles Playa del Rey. Comment
  SEINET13297606 Image available Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-1 12180 Los Angeles San Gabriel Mountains: 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom (San Fernando 7.5' Q.) (T3N R14W S19) 610 Comment
  UC221537  Chaenactis glabriuscula var. glabriuscula A. D. E. Elmer 1902-6-1 3702 Los Angeles Acton Comment
  RSA182740  Chaenactis glabriuscula var. glabriuscula J. Massey 1966-4-22 1239 Los Angeles 1.5 miles NW of Hwy 19 on Escondido Canyon Road, 14 miles NNW of Palmdale 945 Comment
  UCD130388  Chaenactis glabriuscula var. glabriuscula L. B. Ware 1971-4-24 s.n. Los Angeles West of Saint Bernard High School, Playa del Rey. Comment
  RSA0098167  Chaenactis santolinoides R. G. Swinney 2011-8-5 15605 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  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
  RSA641680  Chaenactis santolinoides Orlando Mistretta 1993-6-2 847 Los Angeles San Gabriel Mountains: Viscinity of Mt. Baden Powell. Near Vincent Gap, north slope of Mt. Baden Powell above Vincent Gulch. 2042 Comment
  RSA774263  Chaenactis stevioides R. G. Swinney 2009-5-5 10649 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  SBBG65621  Chaenactis xantiana R. Hoffmann 1929-5-21 Los Angeles Lake Hughes Comment
  UCD168369  Chaenactis xantiana J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  RSA21237  Chaenactis xantiana C. B. Wolf 1937-4-28 8508 Los Angeles Western Mojave Desert, Antelope Valley, 2 mi. E. of Fairmont. 823 Comment
  RSA578729  Chamaesyce albomarginata T. S. Ross, J. Mark Porter 1994-5-1 7589 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  SEINET7047903  Chamaesyce albomarginata Steven R. Hill, Kate Kramer 2001-4-22 33352 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  RSA600993  Chamaesyce maculata Steven A. Junak 1990-11-9 SCI- 144 Los Angeles San Clemente Island: N end of island, SE of passenger terminal building at airfield. 61 Comment
  RSA306187  Chamaesyce melanadenia Fay A. MacFadden 1931-3-4 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA498532  Chamaesyce melanadenia Joseph A. Ewan 1933-04 10910 Los Angeles Higgins Canyon. Santa Monica Mts. 457 Comment
  RSA674723  Chamaesyce melanadenia Scott D. White, Pam De Vries 2000-5-18 7901 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek Cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  RSA432396  Chamaesyce melanadenia H. E. Hasse 1890-4-27 s.n. Los Angeles Los Angeles Range. Comment
  SBBG106903  Chamaesyce serpyllifolia M. L. Hoefs, R. F. Thorne, J. Takara, M. Gay 1995-7-27 2496 Los Angeles upper Bullrush Reservoir 292 Comment
  CAS-BOT-BC70016  Cheilanthes covillei John Thomas Howell 1928-2-11 3344 Los Angeles along trail from Haines Canyon to Mt. Lukens, San Gabriel Mts. Comment
  RSA0110919  Chenopodium R. G. Swinney 2011-9-22 15670 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UCD97789  Chenopodium album Louis C. Wheeler 1966-10-1 8941 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road. 975 Comment
  RSA423275  Chenopodium album Glenn A. Gorelick 1966-4-3 s.n. Los Angeles Back of a store on Pico Blvd. and Bedford St., Los Angeles. Comment
  UC132269  Chenopodium ambrosioides J. and H. W. Grinnell 1906-8-26 368 Los Angeles near Pasadena Comment
  RSA423247  Chenopodium ambrosioides B. C. Templeton 1934-10-13 4812 Los Angeles Los Angeles River Comment
  RSA423404  Chenopodium ambrosioides Edwin Kline 1924-7-5 s.n. Los Angeles Near Inglewood. Comment
  RSA423258  Chenopodium atrovirens F. R. Fosberg, J. Ewan 1931-6-12 4977 Los Angeles along ridge trail near big rock-Bear Creek divide 2133 Comment
  SEINET13276832 Image available Chenopodium berlandieri R. G. Swinney 2011-1 15742 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  RSA478457  Chenopodium botrys B. C. Templeton 1959-8-4 8267 Los Angeles Vacant lot, Glendale Comment
  RSA630252  Chenopodium botrys Scott D. White, Dave Bramlet 1998-8-11 7057 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA706649  Chenopodium botrys A. C. Sanders, Mark Elvin 2002-6-20 25218 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  UC519951  Chenopodium botrys Louis C. Wheeler 1933-7-7 1924 Los Angeles Lexington Wash 73 Comment
  UC452631  Chenopodium californicum C. F. Millspaugh 1920-2-7 4696 Los Angeles Pebble Beach Canyon Santa Catalina Island Comment
  UCR60822  Chenopodium californicum Steve Boyd, Orlando Mistretta 1986-3-31 1543 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  RSA478495  Chenopodium californicum M. B. Dunkle 1939-4-6 7314 Los Angeles Mosquito Ridge, San Clemente Island Comment
  UCR261793  Chenopodium desiccatum R. G. Swinney 2010-5-11 12677 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  CDA3111  Chenopodium pumilio L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. Comment
  LA201533  Chenopodium strictum var. glaucophyllum Arthur C. Gibson; 2003-8-28 4895 Los Angeles Santa Monica Mountains, Malibu Creek State Park, Malibu, near beach Comment
  UC1234788  Chenopodium strictum var. glaucophyllum Peter H. Raven 1961-10-15 17846 Los Angeles Atherton Street San Gabriel River, Long Beach 1 Comment
  SD215333  Chlorogalum pomeridianum Louis C Wheeler 1947-4-20 6469 Los Angeles San Gabriel Mountains: South side of Millard Canyon circa 1/4 mile westerly from Lincoln Avenue Water Company Reservoir. 609 Comment
  RSA726192  Chorizanthe parryi Mark A. Elvin 2003-6-19 2948 Los Angeles Western Tansverse Range: hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch 366 Comment
  CAS-BOT-BC252762  Chorizanthe parryi var. fernandina Mark Elvin 2003-6-19 2948 Los Angeles Hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch, Val Verde 7.5' Q., Western Transverse Range 365 Comment
  RSA29723  Chorizanthe procumbens Louis C. Wheeler 1934-1 766 Los Angeles Thompson Creek Dam near Claremont 488 Comment
  RSA612107  Chorizanthe spinosa Steve Boyd, Kent Hughes 1998-5-5 10182 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  POM2199  Chorizanthe staticoides L. R. Abrams 1901-4-3 1274 Los Angeles Santa Monica Mountains. Comment
  RSA584878  Chorizanthe staticoides Tim S. Ross, S. D. Boyd 1990-6-1 2786 Los Angeles Lower Moody Canyon: 1.9 (road) miles N of Magnetic Springs along Moody Truck Road 957 Comment
  RSA682621  Chorizanthe staticoides Scott D. White, Michael Honer 2003-5-7 9209 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  SD186291  Chorizanthe staticoides Andy C. Sanders 2005-5-5 29872 Los Angeles Western San Gabriel Mtns, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint 518 Comment
  UC1870197  Chorizanthe staticoides LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 241 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. Near N34° 13' 34.8'' W118° 17' 45.1''. Elev. 2384 Feet. 726 Comment
  RSA9703  Chorizanthe staticoides Louis C. Wheeler 1932-4-30 668 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  UC1870209  Chorizanthe watsonii LeRoy Gross 2005-5-3 2255 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 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Comment
  RSA764513  Chorizanthe watsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2582 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  UCSB30867  Chorizanthe watsonii Burgess, Rick 1978-5-20 Los Angeles 106 St. East, 3 miles south of junction with Pearblossom Hwy. 914 Comment
  RSA0040086  Chorizanthe xanti var. xanti Sandra Leatherman, Jennifer S. Pareti 2014-4-17 2014 -6 Los Angeles Liebre Mountains region: Northern Los Angeles County; Castaic Lake area in the Grasshopper Canyon Watershed; East of Interstate 5 and west of the Castaic Lake Dam. 1370 Comment
  RSA476625  Chrysolepis sempervirens Fordyce Grinnell Jr. 1910-9-20 s.n. Los Angeles Mt. Waterman 2591 Comment
  RSA720473  Chrysothamnus nauseosus subsp. bernardinus R. G. Swinney 1997-9-6 5868 Los Angeles Forest Service Rd 4N06 (up Mescal Canyon), 0.8 mi N of Big Pines Rd. 1713 Comment
  RSA600678  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  SD197765  Cicer arietinum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36931 Los Angeles San Gabriel Valley: San Gabriel River between Bassett and South El Monte, from Highway 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Avenue public access to San Gabriel River greenway, along Edison powerlines. 71 Comment
  RSA547440  Cirsium occidentale var. californicum Timothy S. Ross 1992-5-17 6369 Los Angeles San Gabriel Mts: lower Shoemaker Canyon, draining to the E Fork of the San Gabriel River and joining it at 2125 feet elevation 707 Comment
  UCSB6454  Cirsium occidentale var. californicum Gill, Robert 1959-6-2 Los Angeles San Antonio Canyon, along lower road; San Gabriel Mt. Range; Pacific Slope Drainage Area 792 Comment
  CAS-BOT-BC285593  Cirsium occidentale var. occidentale Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  SD51935  Cirsium occidentale var. occidentale Peter H. Raven 1962-4-10 17186 Los Angeles San Clemente Island, in small arroyo above Wilson Cove. 60 Comment
  UC187602  Cirsium occidentale var. occidentale Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  SBBG65966  Cirsium occidentale var. venustum R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  SBBG65979  Cirsium occidentale var. venustum R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  UCR179469  Cirsium vulgare R. G. Swinney, Dave Larson 1996-8-7 5252 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
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Jun 10 2014
  RSA165755  Cistanthe monandra Brian C. Miller 1963-6-15 s.n. Los Angeles Singing Springs, Mill Creek Canyon, San Gabriel Mountains. 1220 Comment
  RSA466597  Cistanthe monandra Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park. Comment
  UCR146481  Cistus creticus Scott D. White 2004-7-27 10626 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  SFV17370  Cistus incanus J. N. Hogue, D. L. Bishop 1998-5-28 110 .5 Los Angeles San Gabriel Mountains Arroyo Seco near Switzer's Picnic Area. 976 Comment
  SFV21727  Cistus ladanifer S. Kimball, M. Garrido 1999-5-2 78 Los Angeles San Gabriel Mountains Millard Canyon, on fire road by upper parking lot for trail to Mount Lowe. 700 Comment
  RSA0065530  Cistus villosus R. Carlston 1961-5-27 s.n. Los Angeles Big Dalton Canyon, Glendora. Comment
  SDSU21066  Clarkia bottae Ian Cain, Natasha Bartely 2010-6-21 1532 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 488 Comment
  CAS-BOT-BC172255  Clarkia cylindrica subsp. cylindrica Robert F. Thorne; C. W. Tilforth 1971-6-17 39934 Los Angeles 7 mi. up Little Tujunga Canyon rd. from Little tujunga Station, San Gabriel mts., Angeles National Forest 670 Comment
  RSA448245  Clarkia deflexa Ella M. Kennedy 1923-5-24 s.n. Los Angeles S. Pasadena Comment
  RSA29727  Clarkia dudleyana Louis C. Wheeler 1932-5-28 781 Los Angeles San Antonio Canyon, E side SE Hogback. 1280 Comment
  UC373526  Clarkia dudleyana C. L. Hitchcock 1928-5-11 46 Los Angeles above dam San Dimas Canyon 1000 Comment
  UCR142507  Clarkia epilobioides F. R. Fosberg 1931-4-10 S- 4549 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  CAS-BOT-BC163715  Clarkia purpurea subsp. quadrivulnera Le Roy Abrams 1899-3-31 304 Los Angeles Sepulveda [Canon] Canyon, S. Monica Mts. Comment
  LA82399  Clarkia purpurea subsp. quadrivulnera O. H. Kappler; 1940-5-26 28 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA448324  Clarkia purpurea subsp. quadrivulnera Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles La Crescenta. Comment
  RSA454107  Clarkia purpurea subsp. quadrivulnera Anstruther Davidson 1891-05 s.n. Los Angeles Foothills, Los Angeles. Comment
  RSA724371  Clarkia purpurea subsp. quadrivulnera K. Dobry 1991-5-22 d- 769 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA448582  Clarkia unguiculata Paul Currie 1969-1 33 Los Angeles Along road to Mt. Wilson, c. 15 miles northeast of La Canada 1067 Comment
  RSA648038  Clarkia unguiculata Orlando Mistretta 1992-7-13 674 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA73363  Clarkia unguiculata F. W. Peirson 1920-5-16 2086 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  CAS-BOT-BC439124  Claytonia exigua subsp. exigua Tim Ross; Steve Boyd; Laurel Arnseth 1991-4-29 4816 Los Angeles Liebre Mountains, NW Los Angeles County. Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna. 1259 Comment
  SD241154  Claytonia parviflora R. G. Swinney 2009-4-7 10282 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills: San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west (Axusa 7.5'Q) 184 Comment
  RSA748782  Claytonia parviflora subsp. parviflora Justin M. Wood 2009-4-7 467 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  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
  CAS-BOT-BC439916  Claytonia perfoliata subsp. intermontana John H. Thomas 1957-5-11 6753 Los Angeles San Gabriel Mountains. About 3 miles north of La Canada near Angeles Crest Highway. 762 Comment
  SD253498  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-26 14197 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  RSA0107272  Claytonia perfoliata subsp. perfoliata Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-6-11 SCa- 707 Los Angeles Santa Catalina Island. NE side of island, at mouth of small canyon just SE of Frog Rock. 3 Comment
  RSA527822  Claytonia perfoliata subsp. perfoliata Timothy S. Ross, Steve Boyd 1990-6-18 3477 -A Los Angeles Ball Flat, 1500 m due N of Jackson Lake. 1756 Comment
  UCR256576  Claytonia rubra subsp. rubra Anuja Parikh, Nathan Gale 2011-6-28 3519 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.1 km SW of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1280 Comment
  RSA386208  Clematis lasiantha Albert J. Perkins 1923-5-28 s.n. Los Angeles Trail Colby to Loomis. [Likely Colby Ranch: NNE of Strawberry Peak, San Gabriel Mountains, and Loomis Ranch: NW of Chilao Flat.] Comment
  RSA702433  Clematis lasiantha Scott D. White 2004-7-28 10663 Los Angeles San Gabriel Mountains: Clear Creek area. In and around 'The Pines' picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  SD113805  Clematis lasiantha Darley F. Howe 1947-3-22 1512 Los Angeles Las Flores Canyon, Malibu Mts. Comment
  RSA578224  Clematis ligusticifolia Tim S. Ross, S. D. Boyd 1994-9-20 8263 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 913 Comment
  RSA84458  Clematis ligusticifolia F. W. Peirson 1925-9-4 8182 Los Angeles At point slightly below foot of steep grade, Bouquet Canyon, northwest part of San Gabriel Mts. Comment
  SD69582  Clematis ligusticifolia Robert F. Thorne 1966-9-14 36628 Los Angeles Santa Catalina Island; margin of reservoir, Middle Ranch, Middle Ranch Canyon 198 Comment
  CAS-BOT-BC92816  Clematis pauciflora Ernest Braunton 1902-5-5 s.n. Los Angeles Glendora. Comment
  CHSC35825  Collinsia heterophylla William Fugimoto 1971-5-2 41 Los Angeles Ca. 6 air mi. West of Topanga, 1/2 mile East of Saddle Peak on Los Flores Cyn. Rd. in Santa Monica Mtns. 762 Comment
  UCR213791  Colutea arborescens Scott D. White, Justin M. Wood, Chris Huntley, Jamie Miner 2009-5-12 12688 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
  IRVC28990  Conium maculatum A. C. Sanders 2003-6-18 26932 Los Angeles in mouth of "Off-haul Canyon" ca. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  SD79013  Constancea nevinii R. Mitchel Beauchamp 1967-1-28 131 Los Angeles San Clemente Island, at Eel Point Comment
  RSA640957  Convolvulus arvensis L. C. Wheeler 1931-7-22 s.n. Los Angeles La Verne: Wheeler's residence. Comment
  RSA0088138  Conyza bonariensis Steven A. Junak 1998-10-21 SCa- 816 Los Angeles Santa Catalina Island: White's Landing, just inland from buildings. 6 Comment
  LA32105  Conyza canadensis Peter H. Raven; Henry J. Thompson 1959-10-18 14667 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  UCR223404  Cordylanthus nevinii R. G. Swinney 2009-7-23 11398 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR256569  Cordylanthus rigidus subsp. setiger Anuja Parikh, Nathan Gale 2011-6-27 3510 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, just north of Shortcut Station, 0.6 km north of State Hwy 2, Angeles Crest Hwy 1285 Comment
  JEPS70068  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-29 2850 Los Angeles above (ne) Bouquet Reservoir; San Gabriel Mts. 944 Comment
  POM183638  Cordylanthus rigidus subsp. setiger J. Ewan 1929-8-17 3454 Los Angeles Trancas Canyon near Pt. Dume. Comment
  CAS-BOT-BC287870  Coreopsis californica C. F. Baker 1909-5-20 5325 Los Angeles Unspecified Comment
  RSA702965  Coreopsis californica var. californica Scott D. White, Michael Honer 2004-3-30 9970 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  CAS-BOT-BC101028  Coreopsis gigantea R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island Comment
  UC306179  Coreopsis gigantea George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 680 -2228 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC105681  Corethrogyne filaginifolia Philip A. Munz 1947-9-18 12135 Los Angeles Mint Canyon Public Camp, northeast of Saugus 762 Comment
  CAS-BOT-BC105741  Corethrogyne filaginifolia Fay A. Mac Fadden 1936-9-6 14734 Los Angeles Lake Arrowhead Comment
  LA105286  Corethrogyne filaginifolia Barry A. Prigge; 1988-10-8 8361 Los Angeles Santa Susana Mountains, East Canyon, ca. 2 mi. SSE of Newhall and from the mouth of the canyon at the Old Road to ca 1/8 mi. up canyon 444 Comment
  SFV5521  Corethrogyne filaginifolia W. A. Kelley Sep 1968 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UC1119260  Corethrogyne filaginifolia A. D. Gifford 1935-1-16 418 Los Angeles in canyon 7 1/2 mi ese Whitaker Pk.; Tejon Quad. Comment
  UCR205212  Coronopus didymus R. G. Swinney 2008-3-26 8576 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  CDA1905  Cortaderia jubata Steve Boyd 1998-10-6 10294 Los Angeles West Mojave Desert/Transverse Range; Liebre Mtns. Region. Pine Canyon, W of junction with Lake Hughes Road Comment
  RSA592303  Cotula australis L. C. Wheeler 1967-5-13 9530 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  CDA36189  Cotula coronopifolia A. C. Sanders, Dan S. Cooper 2010-4-3 38163 Los Angeles South Coast; Madrona Marsh, Torrance. Comment
  SBBG70342  Crassula connata M. N. Ackley 1928-5-12 113 Los Angeles Eaton Wash 365 Comment
  UCR259645  Crassula connata R. G. Swinney 2010-4-1 12128 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
  SEINET10743132  Cressa truxillensis J. Richard Abbott, B. S. Carlsward 1999-6-25 Abbott 12869 Los Angeles Greater Los Angeles, north Long Beach, on S side of the Pacific Coast Highway (CA 1) a little E of canal just E of underpass with I-710, close to junction with San Francisco Avenue. Comment
  POM47580  Cressa truxillensis I. M. Johnston 1924-8-29 s.n. Los Angeles 4 mi. S of Santa Ana. Comment
  CAS-BOT-BC175845  Crossosoma californicum Robert F. Thorne; P. C. Everett 1964-2-6 33297 Los Angeles Above Fourth of July Cove. Santa Catalina Island 30 Comment
  RSA394832B  Croton californicus D. Koutnik 1978-4-28 419 Los Angeles Point Dume near Zuma Beach. 46 Comment
  RSA480561  Croton californicus A. Menke 1955-3-26 s.n. Los Angeles Point Dume, California. Comment
  POM2756  Croton californicus var. tenuis L. R. Abrams 1899-07 867 Los Angeles Ballona Harbor Comment
  POM293339  Croton californicus var. tenuis Lyman Benson 1947-4-29 12346 Los Angeles Indian Hill, Claremont. Drainage Area: Pacific Slope 427 Comment
  CAS-BOT-BC189394  Cryptantha circumscissa Ernest C. Twisselmann 1959-6-2 5343 Los Angeles Old Ridge Route, 1.2 miles S of the Lancaster Highway 1097 Comment
  RSA777620  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-20 5147 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  SBBG126914  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-2 3406 Los Angeles 0.1 km S of Avenue M, 0.3 km E of 80th St W; Antelope Valley 773 Comment
  RSA679833  Cryptantha decipiens LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 894 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  UCR209485  Cryptantha echinella R. G. Swinney 2008-6-17 9029 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UCR200027  Cryptantha intermedia Valerie Soza, Susan Caplow 2003-4-11 1633 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park vicinity, upper Brand Canyon, alongside Brand Park Motorway 549 Comment
  RSA705036  Cryptantha micrantha Gary D. Wallace, M. Wallace 1983-5-20 2079 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  SD248349  Cryptantha micromeres Dan S. Cooper 2013-4-22 413 60 Los Angeles Western Transverse Range: Hollywood Hills: Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir. 232 Comment
  SEINET12280858  Cryptantha microstachys E. A. Purer 1935-1 6589 Los Angeles Santa Monica Mountains Comment
  SFV7988  Cryptantha muricata T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1354 Los Angeles San Gabriel Mountains Knoll adjacent to lower Trail Canyon. 762 Comment
  UCR271813  Cryptantha muricata R. G. Swinney 2010-4-28 12417 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR276770  Cryptantha muricata R. G. Swinney 2011-5-16 14729 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA775866  Cryptantha muricata var. denticulata Orlando Mistretta, Christine Mistretta 2010-5-26 5201 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  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
  RSA802348  Cryptantha muricata var. muricata Orlando Mistretta, Cher Batchelor 2011-7-26 5983 Los Angeles West Fork San Gabriel. Slopes south of Cogswell Reservoir. 915 Comment
  RSA0079621  Cryptantha muricata var. muricata P. A. Munz, R. D. Harwood 1920-5-15 3944 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  RSA729476  Cryptantha nevadensis var. rigida R. G. Swinney 1999-6-21 7384 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine; riparian zone in pinyon-juniper woodland and Joshua tree woodland. With Salix, Rosa woodsii, etc. 1634 Comment
  UCR191702  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-11 34857 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  UCR214022  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 1189 Comment
  CHSC95713  Cryptantha oxygona LeRoy Gross; Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 938 Los Angeles Transverse Ranges; San Gabriel Mountains region: Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campground turnoff. UTM Zone; 380347N, 0405764E. 1792 Comment
  RSA524202  Cryptantha oxygona Tim Ross, Steve Boyd 1990-6-6 2895 Los Angeles Piru Pond: Los Padres National Forest (admin. by Angeles N.F.). 645 Comment
  RSA0079108  Cryptantha pterocarya R. G. Swinney 2001-4-18 7920 Los Angeles Mojave Desert: Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road. 1244 Comment
  RSA611837  Cryptantha similis Steve Boyd, Valerie Soza 1998-4-28 10175 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  RSA0092526  Cryptantha simulans R. G. Swinney 2011-6-22 15245 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  UCR280884  Cucurbita moschata R. G. Swinney 2014-5-15 16537 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
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Aug 13 2017
  NY16784  Cupressus macrocarpa H. G. Corwin 12 1919 11698 Los Angeles Comment
  SEINET10531508  Cupressus macrocarpa David B. Dunn 1939-10-25 Dunn UMO 46526 Los Angeles Cultivated tree near Orange Dr. and Colorado Blvd. Pasadena, Calif. 274 Comment
  RSA409765  Cuscuta campestris E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Redondo Beach Comment
  UCD126306  Cuscuta indecora var. indecora Floyd O. Colbert 1985-7-1 D 2 Los Angeles Lancaster. Comment
  RSA782191  Cuscuta pentagona A. C. Sanders, Dan S. Cooper 2010-8-5 38533 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  CHSC95425  Cuscuta subinclusa LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 395 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  RSA229134  Cycladenia humilis var. venusta R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38869 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  RSA330808  Cycladenia humilis var. venusta Wayne E. Sawyer 1981-6-16 40 Los Angeles San Gabriel Mtns., Angeles National Forest: Crest trail, 0.25 mi. SE of Little Jimmy Spring and 1.2 mi. W of Mt. Hawkins. 2346 Comment
  POM11945  Cynodon dactylon H. S. Yates 1914-5-22 s.n. Los Angeles Near Long Beach. Comment
  UC1108612  Cynodon dactylon Huron H. Smith 1912-5-26 5003 Los Angeles Avalon Canyon Santa Catalina Isl.; , Avalon Canyon 30 Comment
  RSA764405  Cyperus eragrostis Justin M. Wood 2009-9-9 1295 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR206157  Cyperus eragrostis R. G. Swinney 2008-5-30 8893 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  UC520031  Cyperus esculentus Joseph Andorfer Ewan 1932-6-28 7501 Los Angeles Los Angeles R. at Fletcher Ave. Bridge; Los Angeles R. Comment
  UCR205136  Cyperus involucratus R. G. Swinney 2008-4-30 8698 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 341 Comment
  CAS-BOT-BC113870  Cyperus niger var. capitatus Ernest Braunton 1902-7-1 566 Los Angeles LA River. Comment
  UCR178067  Cytisus striatus LeRoy Gross 2001-11-10 451 Los Angeles Los Angeles Basin, Verdugo Mountains, north side. Off the 210 Fwy east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  RSA0113911  Dactylis glomerata Steven A. Junak 1999-4-23 SCa- 857 Los Angeles Santa Catalina Island. W fork of canyon above Howland's Landing, above road. 524 Comment
  HSC95418  Dactyloctenium aegyptium A. C. Sanders, Mark A. Elvin, Cathleen Wiegand 2002-8-6 25552 Los Angeles N of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  SEINET10486084  Dalea schottii David B. Dunn, Harold L. Lint 1948-1-24 Dunn 3614 Los Angeles Found in an area of some die bach but generally of new foliage growth in the Lower areas of water collection. Other plants not leafed out yet, but definitely Living; probably one of the most drought resistent plants. Comment
  POM3171  Datisca glomerata D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  HSC65797  Datisca glomerata R. F. Thorne, Larry E. DeBuhr 1974-6-28 44772 Los Angeles Datisca gully, c. 2 mi. S of Islip Saddle in steep gully on W-facing slope of Mt. Islip 1829 Comment
  RSA421877  Datura wrightii D. S. Krause 1939-07 s.n. Los Angeles Hillsides above La Canada Comment
  RSA594312  Datura wrightii Steve D. Boyd, Lauren Raz 1996-10-14 9044 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
  OBI69425  Datura wrightii Steve Morgan 1974-5-1 95 Los Angeles W boundary point of Scholl Cyn Park, Glendale 335 Comment
  UCD127425  Daucus pusillus A. C. Sanders 2003-5-22 26819 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe Railroad, east of the San Gabriel River channel. 170 Comment
  RSA80399  Daucus pusillus F. W. Peirson 1920-5-3 2311 Los Angeles Little Tujunga Wash, shortly above the junction with main stream, San Fernando Valley. 335 Comment
  SBBG12878  Deinandra clementina E. R. Blakley 1962-6-9 5189 Los Angeles China Pt 6 Comment
  SD69621  Deinandra clementina Robert F. Thorne, P. Everett 1965-5-11 34588 Los Angeles Santa Catalina Island;rocky bluff at north side of north cove of Little Harbor. Comment
  UCR126817  Delphinium cardinale A. C. Sanders, Mark A. Elvin 2003-6-18 26956 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
  UCR46184  Delphinium cardinale Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mtns., Little Tujunga to Sand Canyon Rd. near Live Oak Campground, NE of San Fernando. (Between mile markers 6.27 and 6.34) Comment
  UCR189709  Delphinium parishii R. G. Swinney 1998-7-14 6435 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  CAS-BOT-BC7971  Delphinium parishii subsp. parishii W. R. Dudley; Frank Haines Lamb 1896-6-9 4371 Los Angeles Kings Canyon, Liebre Mountains Comment
  UCR238986  Delphinium parishii subsp. parishii Anuja Parikh 2010-5-24 3215 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
  RSA659931  Delphinium parishii subsp. parishii Orlando Mistretta 1992-5-18 334 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  POM155660  Delphinium parryi M. B. Dunkle 1928-5-13 1945 Los Angeles Coach Road 244 Comment
  CAS-BOT-BC116259  Delphinium parryi subsp. parryi Ernest Braunton 1903-6-1 894 Los Angeles Glendale to Burbank Comment
  RSA398733  Delphinium parryi subsp. parryi I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  RSA127840  Delphinium patens subsp. hepaticoideum Peter H. Raven 1959-5-9 14171 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes rd. Malibu Creek drainage. 244 Comment
  RSA400027  Delphinium patens subsp. hepaticoideum Donald R. Bissing 1973-6-2 110 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  UCR191522  Delphinium patens subsp. montanum R. G. Swinney 1998-7-8 6305 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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Jun 10 2017
  POM246485  Dendromecon rigida subsp. rhamnoides Carl B. Wolf 1932-10-5 4227 Los Angeles Santa Catalina Island. 1/3 mile from Black Jack Mine on road to Middle Ranch 457 Comment
  RSA433205  Dendromecon rigida subsp. rigida W. P. Burger 1979-5-5 70 Los Angeles Angeles Forest Highway: 3 mi. from juction with Angeles Crest Highway. 915 Comment
  UC817049  Deschampsia danthonioides I. Johnston 1917-4-11 Los Angeles Nigger Slough [Laguna Dominguez] Comment
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Dec 15 2010
  UCR184538  Descurainia pinnata A. C. Sanders, T. B. Salvato 2007-4-24 33509 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  UCR205827  Descurainia pinnata R. G. Swinney 2008-5-8 8794 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. 1264 Comment
  SBBG2466  Descurainia pinnata H. and M. Dearing 1930-4-15 Los Angeles rd from Cajon Pass to Palmdale Comment
  UCR223625  Dicentra chrysantha R. G. Swinney 2009-6-28 11290 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge, on east side of main channel, 1 mi. north of Foothill Blvd. on east side of El Encanto Parkway 194 Comment
  SD80984  Dicentra ochroleuca G. Zimmerman 1969-5-24 Los Angeles Mulholland Dr.; 6 miles west of San Diego Freeway, Santa Monica Mtns. 609 Comment
  SEINET10559932  Dichanthelium acuminatum var. acuminatum Louis C. Wheeler 1933-9-26 Wheeler 2125 Los Angeles Wet sunny sandy river bed; San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA0094552  Dichelostemma capitatum Richard G. Swinney 2011-6-6 15005 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  LA103296  Dichelostemma capitatum subsp. capitatum Barry A. Prigge; 1986-3-19 6930 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 22 Comment
  SEINET4063537  Dichelostemma capitatum subsp. capitatum R. Moran 1941-1 699 Los Angeles North of Middle Ranch, Santa Catalina Island. 250 Comment
  RSA534116  Dichelostemma capitatum subsp. capitatum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5096 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  UCD139420  Dichelostemma capitatum subsp. capitatum Geoffrey Levin 1974-4-24 29 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River, Pacific Slope drainage area. San Gabriel Mountains. 335 Comment
  RSA0062640  Digitaria sanguinalis A. E. Hersh 1950-7-10 s.n. Los Angeles Garden, 4111 Wade Street, Venice. 30 Comment
  CHSC57230  Diplacus johnstonii David M. Thompson 1988-5-26 916 Los Angeles San Gabriel Mts. 3.0 mi SE of Valyermo-Big Pines road along Big Rock Creek Road, NE side of road. 1389 Comment
  UC141704  Dodecatheon clevelandii subsp. clevelandii C. F. Baker 1904-4-1 4110 Los Angeles Claremont Comment
  UC56419  Dodecatheon clevelandii subsp. clevelandii Ernest Braunton Feb. 1903 815 Los Angeles Griffith Park Comment
  UCR190787  Dodecatheon clevelandii subsp. clevelandii R. G. Swinney 2001-4-17 7875 Los Angeles San Gabriel Mtns., Glendora, Morgan Canyon plateau 402 Comment
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Mar 2 2013
  UC1001484  Dodecatheon clevelandii subsp. clevelandii H. J. Thompson 1948-3-5 1047 Los Angeles just e Pomona College (Claremont, at foot of San Gabriel Mountains); foot of San Gabriel Mountains, Claremont 304 Comment
  RSA461362  Dodecatheon clevelandii subsp. sanctarum George Vowels 1968-3-19 s.n. Los Angeles Santa Monica Mountains, Encinal Canyon, approx. 1.5 milesW of Mulholland Highway. 335 Comment
  JEPS22779  Dodecatheon redolens Rimo Bacigalupi with Reino Alava 1958-7-20 6436 Los Angeles one-half mi se Dawson Saddle (headwaters of Dorr Canyon, in gully on n slopes of Throop Peak, along Angeles Crest Highway (Calif. No. 2), San Gabriel Mts.); San Gabriel Mts., headwaters of Dorr Canyon 2377 Comment
  UCR14466  Dodecatheon redolens George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns, near summit of Calif. Hwy 39 2012 Comment
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Nov 29 2010
  UCR70848  Dodecatheon redolens I. M. Johnston 1919-7-6 2100 Los Angeles San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 2134 Comment
  CAS-BOT-BC41605  Draba corrugata var. corrugata Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38867 Los Angeles San Gabriel Mountains. Angeles National Forest. Dawson Saddle. 2423 Comment
  LA1775  Dryopteris arguta Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA693712  Dryopteris arguta F. R. Fosberg 1931-4-13 R 88 Los Angeles Santa Catalina Island, Pebble Beach. Comment
  SFV15497  Dryopteris arguta E. J. Spencer 1992-2-14 11 Los Angeles San Gabriel Mountains Bear Canyon, east of Sand Canyon Road. Milepost 7.64. 457 Comment
  UCR259374  Dryopteris arguta R. G. Swinney 2010-8-26 13586 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  LA200388  Dudleya caespitosa Kei Nakai; 1978-4-9 357 Los Angeles 27 Comment
  RSA516415  Dudleya cymosa subsp. crebrifolia W. Wisura, Orlando Mistretta 1989-8-29 4421 Los Angeles Roberts Canyon, off San Gabriel Canyon Comment
  RSA695505  Dudleya cymosa subsp. pumila Valerie L. Soza, Sarah J. De Groot 2003-6-18 1689 Los Angeles Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  UCR98727  Dudleya cymosa subsp. pumila Steve Boyd, Lauren Raz 1997-4-30 9601 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  UCR194008  Dudleya lanceolata R. G. Swinney 1998-8-17 6768 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  UC557628  Dudleya virens Nell Murbarger 1936-3 95 Los Angeles e side San Clemente Island (ocean cliffs) Comment
  SBBG118505  Dysphania ambrosioides L. C. Wheeler 1967-5-29 9769 Los Angeles San Antonio Cyn, SW of Spring Hill 883 Comment
  RSA603320  Echinochloa crus-galli Scott D. White 1997-5-21 5193 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA609587  Echinochloa crus-galli L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Whitney Canyon at Santa Clara Divide Road. 915 Comment
  SFV21097  Echinochloa crus-galli L. Gross, W. Law 2000-8-8 252 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  UC1870336  Echinochloa crus-galli LeRoy Gross, Wayne Law 2000-8-8 252 Los Angeles [Coastal Plains & Basins; San Fernando Valley Basin region]; Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds Comment
  UCR217693  Echinochloa crus-galli A. C. Sanders, Dan S. Cooper 2010-8-5 38558 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UC1870178  Echium candicans LeRoy Gross 2004-3-19 1210 Los Angeles Transverse Ranges; Verdugo Mountains region; 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
  UCR248237  Egeria densa J. L. Johnson, Mike Kepper 1977-8-9 s.n. Los Angeles San Marino, Huntington Gardens Comment
  UCR50758  Ehrharta calycina A. C. Sanders 1988-5-18 7849 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  POM365294  Ehrharta erecta Gary D. Wallace 1979-4-13 1677 Los Angeles LASCA Arcadia. Comment
  UCR125778  Ehrharta erecta A. C. Sanders 2003-5-26 26838 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA771839  Eleocharis R. G. Swinney 2009-5-28 10924 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA488002  Eleocharis palustris Mark Hoefs, D. Propst 1973-3-14 104 Los Angeles Santa Catalina Island: Upper Cape Canyon 305 Comment
  RSA199190  Eleocharis palustris Robert F. Thorne, D. Propst 1968-5-29 37699 Los Angeles S end of Hay Press Reservoir. 404 Comment
  RSA729330  Eleocharis parishii R. G. Swinney 1999-6-30 7472 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. Riparian zone with Alnus rhombifolia, surrounded by pinyon-juniper woodland. 1561 Comment
  UCR194183  Elymus R. G. Swinney 1998-7-29 6528 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  UC205193  Elymus glaucus D. L. Crawford 1916-5-20 Los Angeles mts. above Claremont Comment
  UCD61700  Elymus glaucus C. Epling 1931-5-2 411 Los Angeles Los Alisos Canyon. Santa Monica Mountains. Comment
  CAS-BOT-BC206748  Elymus glaucus subsp. glaucus G. B. Grant 1902-6-10 5109 Los Angeles Summit Mt. Wilson Comment
  UCR142727  Elymus glaucus subsp. glaucus L. C. Wheeler 1933-7-4 1893 Los Angeles San Gabriel Mtns, San Dimas Canyon 640 Comment
  IRVC28698  Elymus triticoides A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25479 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  UCR147723  Elymus triticoides Steve Boyd, Amber Maurice 2004-5-18 11325 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA734976  Emmenanthe penduliflora R. G. Swinney 1998-7-2 6212 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCD168376  Emmenanthe penduliflora J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCSB45418  Emmenanthe penduliflora Batson, J. 1979-5-12 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  RSA0091990  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-7-7 15441 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  SBBG65070  Emmenanthe penduliflora var. penduliflora M. N. Ackley -May-1922 Los Angeles Glendale 243 Comment
  CAS-BOT-BC131154  Encelia actoni Le Roy Abrams; E. A. McGregor 1908-6-20 402 Los Angeles Between Oakgrove Canyon and Elizabeth Lake, Liebre Mountains Comment
  CAS-BOT-BC131157  Encelia actoni Timothy S. Ross; Peter W. Fritsch; Steve Boyd; Orlando Mistretta 1990-6-22 3717 Los Angeles Pinyon Ridge: Eastern half of the ridge, directly N of Fenner Canyon 1990 Comment
  UCR197738  Encelia actoni Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 99 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  RSA526517  Encelia californica Steve Boyd, L. Arnseth 1990-4-7 4256 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA755273  Ephedra nevadensis Stephen Hill, Kate Kramer 2001-4-22 33366 Los Angeles North foothills of San Gabriel Mts., Elizabeth Lake Road, 3.3 miles W of CA Route 14, 0.9 miles W of Highland Street (25th Street West), W of Palmdale. Vicinity of Armagosa Creek. 854 Comment
  UC1871342  Ephedra nevadensis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5002 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
  UCR182759  Epilobium R. G. Swinney 1997-7-23 5732 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  SEINET7042284 Image available Epilobium canum A. G. Vestal 1938-7-4 s.n. Los Angeles Bottom of Wash, Eaton Canyon, Angeles National Forest. Mount Wilson quadrangle. UTM Zone 11, 399333mE, 3785184mN. Comment
  CAS-BOT-BC166191  Epilobium canum subsp. canum Louis C. Wheeler 1931-9-25 156 Los Angeles Eagle Rock 274 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
  RSA128647  Epilobium canum subsp. canum Peter H. Raven, H. J. Thompson 1958-10-11 13764 Los Angeles 0.7 miles south of junction of roads at summit. Saddle Peak. 747 Comment
  RSA588440  Epilobium canum subsp. canum Wm. Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, along road to bottom of Santa Anita Canyon [San Gabriel Mts.] Comment
  POM305720  Epilobium canum subsp. latifolium Henry J. Ramsey, Henry J. Ramsey 1937-6-27 934 Los Angeles Pine Canyon, Angeles National Forest Comment
  CHSC34421  Epilobium ciliatum subsp. ciliatum Philip A. Silverstone 1978-8-20 315 Los Angeles Jtn Maguire and Escondido Sts., 0.3 km from jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Along small creek. Comment
  RSA755849  Epilobium glaberrimum R. G. Swinney 2008-7-2 9139 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  LA33496  Epipactis gigantea Peter H. Raven; 1959-5-3 14092 Los Angeles 213 Comment
  POM1814  Epipactis gigantea Lois Clency 1916-5-30 s.n. Los Angeles San Antonio Canyon. Comment
  RSA381693  Epipactis gigantea George Henry Grinnell 1932-5-28 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA598363  Epipactis gigantea Louis C. Wheeler 1967-5-24 9724 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  UCSB33660  Epipactis gigantea Griesel, Wesley 1962-4-17 Los Angeles Millard Canyon; San Gabriel Mts 548 Comment
  UC218659  Equisetum arvense P. A. Munz 1922-7-17 6070 Los Angeles hillside below Camp Baldy; San Gabriel Mts., San Antonio Canyon 1280 Comment
  SFV1  Equisetum arvense R. L. Armacost 1934-5-29 144 dup. Los Angeles Santa Monica Mountains Topanga Canyon. Elkhorn Camp. 61 Comment
  SDSU1966  Equisetum laevigatum J. Godsil 1952-4-28 217 Los Angeles Little Dalton Canyon, above Glendora. 366 Comment
  UCR259990  Equisetum laevigatum R. G. Swinney 2010-3-16 11960 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
  RSA585672  Equisetum laevigatum T. S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3341 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  SEINET6031526  Equisetum laevigatum L. Wheeler 1933-10-20 2175 Los Angeles San Gabriel River 76 Comment
  UCR163104  Eragrostis barrelieri Anuja Parikh, Nathan Gale 2004-6-3 2039 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  UCR51517  Eragrostis barrelieri A. C. Sanders 1987-9-18 7383 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  RSA651886  Eremocarpus setiger A. E. Hersh 1950-6-27 s.n. Los Angeles Below Faculty Hill UCLA. 60 Comment
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Aug 10 2016
  RSA0034377  Eremogone macradenia var. arcuifolia R. F. Thorne, C. W. Tilforth 1971-6-30 40795 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  UCR281985  Eremothera boothii subsp. desertorum R. G. Swinney 2014-4-17 16092 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  UCR223391  Eriastrum densifolium R. G. Swinney 2009-7-22 11359 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SD230261  Eriastrum densifolium subsp. austromontanum Steve Boyd, Laura Moore, Mike Wall 1997-7-24 10021 A Los Angeles Liebre Mountain Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23A, 0.05 miles east of junction with road to Bear Gulch Camp 1646 Comment
  RSA0107968  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1967-7-23 10181 Los Angeles San Gabriel Mts.: vicinity of Kentucky Springs. 1128 Comment
  UCR209260  Eriastrum densifolium subsp. densifolium R. G. Swinney 2008-10-7 9474 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR162895  Eriastrum rosamondense A. C. Sanders, E. J. Lott 1993-5-6 13938 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
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Mar 29 2014
  LA52313  Eriastrum sapphirinum Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC514940  Eriastrum sapphirinum subsp. brevibracteatum Le Roy Abrams; E. A. McGregor 1908-6-20 359 Los Angeles LIebre Mountains 1371 Comment
  CAS-BOT-BC514995  Eriastrum sapphirinum subsp. dasyanthum Verne Grant 1951-5-24 16001 Los Angeles North of Claremont 518 Comment
  RSA0123073  Eriastrum sapphirinum subsp. dasyanthum Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  UCSB28949  Eriastrum sapphirinum subsp. dasyanthum Patterson, R. 1976-5-21 Los Angeles Halsey Canyon Road, ca. 2 mi. NW of junction with Del Valle Road 400 Comment
  UCR152904  Ericameria cooperi A. C. Sanders, Helen Kennedy 2005-4-13 29425 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA611510  Ericameria cooperi var. cooperi L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  RSA0013201  Ericameria cuneata var. cuneata Orlando Mistretta, Christine Mistretta 2011-7-13 5933 Los Angeles Big Tujunga Cyn. Along Angeles Forest Hwy, 1.0 miles W of junction With Big Tujunga Cyn Road. 793 Comment
  UCR213436  Ericameria ericoides A. C. Sanders, Dan S. Cooper 2010-3-12 37344 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
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Dec 23 2015
  POM359348  Ericameria ericoides var. ericoides Richard Arnold 1984-8-10 1035 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey), Area V1. Comment
  SD68971  Ericameria linearifolia James Henrickson 1966-4-16 2234 Los Angeles Soledad Canyon along Escondito Canyon Road, 1 mile northwest of Highway 14. 885 Comment
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Jul 9 2014
  UCR193991  Ericameria linearifolia R. G. Swinney 1999-6-5 7243 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  POM359395  Ericameria linearifolia Anonymous s.n. Los Angeles [Unspecified] Comment
  OBI6126  Ericameria nauseosa var. mohavensis Carl B. Wolf 1931-10-23 2491 Los Angeles Swartout Valley, 1 mi E of Wrightwood Lodge, San Gabriel Mtns 1829 Comment
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Jul 4 2013
  CATA1407  Ericameria palmeri var. pachylepis Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2554 Los Angeles Santa Catalina Island: By lower road to Empire Landing, toward beach 24 Comment
  CAS-BOT-BC131646  Ericameria parishii var. parishii F. Grinnell Jr. 1917-8-12 s.n. Los Angeles Big Santa Anita [Canon] Canyon, San Gabriel Mountains 1127 Comment
  RSA0078389  Ericameria parryi R. G. Swinney 2010-10-8 14004 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  UCR277131  Ericameria parryi R. G. Swinney 2010-9-23 13887 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
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Nov 3 2017
  JEPS22405  Ericameria pinifolia C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon San Gabriel Mts., San Gabriel Canyon 914 Comment
  UCD169690  Erigeron canadensis Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. 1262 Comment
  POM49794  Erigeron foliosus L. W. Nuttall 1920-6-6 s.n. Los Angeles Avalon Canyon Comment
  UC1536742  Erigeron foliosus var. foliosus G. H. True Jr. 1938-6-22 892 Los Angeles near Valyermo; Big Rock Ranch 762 Comment
  OBI78788  Eriodictyon crassifolium Jill Bushakra, John Bushakra 2001-6-2 115 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
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Mar 23 2015
  UCD119237  Eriodictyon crassifolium Daryl Koutnik 1978-5-2 451 Los Angeles Bell Canyon in the Simi Hills. 365 Comment
  CAS-BOT-BC189196  Eriodictyon crassifolium var. nigrescens Peter H. Raven 1960-5-15 15378 Los Angeles Junction of Mulholland Highway with Cold Canyon Road 365 Comment
  OBI26929  Eriodictyon crassifolium var. nigrescens David J. Keil, Dirk Walters 1977-4-30 12310 Los Angeles Ridge Rte, ca. 9 mi from jctn with Los Angeles Co. Rd N-2 Comment
  RSA454991  Eriodictyon crassifolium var. nigrescens Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  RSA582246  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-1 4204 Los Angeles Bell Canyon. 945 Comment
  RSA0036187  Eriodictyon crassifolium var. nigrescens F. Grinnell 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA0091531  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2011-6-14 15127 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  UC24049  Eriodictyon trichocalyx var. lanatum J. H. Barber 1897-6-30 224 Los Angeles Pierson's Mine Comment
  CAS-BOT-BC376120  Eriodictyon trichocalyx var. trichocalyx Marck Menke 2002-3-29 132 Los Angeles San Gabriel Mts., Glendora Mountain Road at a pullout north of the intersection with Glendora Ridge Road Comment
  RSA191142  Eriodictyon trichocalyx var. trichocalyx Robert F. Thorne 1967-7-19 37153 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  CAS-BOT-BC248473  Eriogonum angulosum Clare B. Hardham 1966-5-7 14151 Los Angeles Near Gorman 1219 Comment
  UCR249000  Eriogonum angulosum Elizabeth A. Kempton, Eric Paul 2006-6-11 386 Los Angeles San Gabriel Mountains, Tick Canyon, unpaved road planned for development [Green Court Drive] 538 Comment
  SEINET7862096  Eriogonum angulosum M. A. Elvin 2003-8-8 2970 B Los Angeles Santa Clarita Valley. 305 Comment
  RSA552404  Eriogonum baileyi var. baileyi D. Charlton 1991-6-22 5421 Los Angeles Southwest Lancaster, corner of K and 40th streets. Antelope Valley, drainage from San Gabriel mtn foothills. 732 Comment
  RSA632867  Eriogonum baileyi var. baileyi Robert F. Thorne, C. W. Tilforth 1971-6-29 40686 Los Angeles San Gabriel Mountains: Aliso Canyon. 854 Comment
  CAS-BOT-BC241904  Eriogonum cinereum Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7403 A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive 164 Comment
  SEINET253269  Eriogonum cinereum H. P. Bracelin 1931-10-11 570 Los Angeles Lower Topanga Canyon, about one and one-half miles east of ocean beach. Comment
  CHSC114473  Eriogonum davidsonii Duncan S. Bell; Caitlin Elam 2013-8-1 5549 Los Angeles Transverse Ranges; San Gabriel Mountians region: Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  RSA727372  Eriogonum davidsonii R. G. Swinney 1998-5-16 6077 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  CAS-BOT-BC242779  Eriogonum davidsonii R. J. Dobbs 1927-6-29 7680 Los Angeles Trail to Strawberry Peak, 2 1/2 miles from Switzers 1127 Comment
  RSA659843  Eriogonum davidsonii Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy 2439 Comment
  CAS-BOT-BC249777  Eriogonum elongatum var. elongatum L. R. Abrams 1916-10-31 6375 Los Angeles Cahuenga Pass Comment
  RSA279040  Eriogonum elongatum var. elongatum Robert F. Thorne 1971-4-23 41481 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  PASA1468  Eriogonum fasciculatum Ruth M. Evans 1932-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA393511  Eriogonum fasciculatum Gary D. Wallace 1978-2-12 1579 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  UCR276821  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-5-21 12880 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SBBG62047  Eriogonum fasciculatum var. fasciculatum M. N. Ackley -Apr-1926 866 Los Angeles Eagle Rock 243 Comment
  RSA607816  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  RSA657963  Eriogonum fasciculatum var. foliolosum S. Campbell 1980-6-4 41 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  UCD100005  Eriogonum fasciculatum var. foliolosum Geoffrey Levin 1974-4-27 38 Los Angeles San Antonio Canyon below San Antonio Canyon Dam. San Gabriel Mountains. 579 Comment
  CAS-BOT-BC250122  Eriogonum fasciculatum var. polifolium C. F. B. 1908-8-2 3454 Los Angeles San Antonio Canon [Canyon] near Claremont Comment
  RSA393460  Eriogonum fasciculatum var. polifolium Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  RSA596028  Eriogonum fasciculatum var. polifolium Tim S. Ross, J. Mark Porter 1995-5-4 8443 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA711922  Eriogonum fasciculatum var. polifolium Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1357 Los Angeles Whiting Woods Mtwy junction with Verdugo Mountain Mtwy, near radio facilities. 869 Comment
  CAS-BOT-BC250310  Eriogonum giganteum var. giganteum L. R. Abrams; I. L. Wiggins 1931-7-4 321 Los Angeles White's [Whites] Landing, Santa Catalina Island Comment
  CAS-BOT-BC253438  Eriogonum gracile J. Ewan 1930-10-22 3430 Los Angeles 4 miles from mouth of Bouquet Canyon Comment
  RSA65213  Eriogonum heermannii var. heermannii F. W. Peirson 1918-6-18 23 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1250 Comment
  RSA679873  Eriogonum maculatum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 870 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA0072143  Eriogonum mohavense Orlando Mistretta, Mike Hammitt 1991-4-16 s.n. Los Angeles Bee Canyon. 582 Comment
  RSA10823  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles near Lancaster Comment
  SBBG121839  Eriogonum molestum A. Parikh, N. Gale 2005-6-18 791 Los Angeles Portal Ridge, 0.9 km NW of intersection of N2/Johnson Rd, 1.3 km ESE of intersection of N2/Munz Ranch Rd 1040 Comment
  UCR270252  Eriogonum molestum R. G. Swinney 2011-10-10 15735 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UCR181259  Eriogonum nudum R. G. Swinney 1997-6-13 5577 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 1.1 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 1841 Comment
  RSA607687  Eriogonum nudum var. pauciflorum Scott D. White 1997-6-29 5397 Los Angeles Mt. Baldy Village Area: San Antonio Canyon below San Antonio Falls, and along trail/road access rt. 1921 Comment
  RSA629686  Eriogonum nudum var. pauciflorum Scott D. White, Dave Bramlet 1998-8-11 7053 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA718215  Eriogonum nudum var. pauciflorum R. G. Swinney 1997-6-13 5577 Los Angeles South of Pinon Hills, c. 0.5 mi NE of Talbe Mountain, summit of ridge just west of San Bernardino Co. line. 2073 Comment
  RSA0073265  Eriogonum pusillum Orlando Mistretta, Christine Mistretta 2005-4-21 2070 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UCR194574  Eriogonum pusillum R. G. Swinney 1999-4-5 7035 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  CAS-BOT-BC267758  Eriogonum roseum John Thomas Howell 1927-11-13 3201 Los Angeles 1 1/2 miles east of Elizabeth Lake, Lieber Mts. 914 Comment
  SBBG64252  Eriogonum roseum R. Hoffmann 1927-9-21 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  RSA424904A  Eriogonum saxatile M. A. Salazar 1969-8-12 s.n. Los Angeles San Gabriel Mountians: Mt. Baden Powell, ca. 5.0 mi. west of Big Pines 2439 Comment
  CAS-BOT-BC262862  Eriogonum thurberi John Thomas Howell 1931-6-6 6660 Los Angeles Big Tujunga Wash Comment
  RSA639720  Eriogonum umbellatum var. minus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: West side Pallett Mountain. 2348 Comment
  SBBG64208  Eriogonum vimineum R. Hoffmann 1928-11-11 Los Angeles near Lang Comment
  RSA759010  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-8 9539 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  POM122957  Eriogonum wrightii var. subscaposum Marcus E. Jones 1926-9-12 s.n. Los Angeles Swartout Valley. Comment
  UCR95555  Eriogonum wrightii var. subscaposum L. C. Wheeler 1966-10-6 8959 Los Angeles San Gabriel Mtns., Mt. Williamson 2485 Comment
  CAS-BOT-BC297939  Eriophyllum confertiflorum W. R. Dudley; F. H. Lamb 1896-6-7 4349 Los Angeles Kings Canyon, Liebre Mts Comment
  UCD132122  Eriophyllum confertiflorum Kenneth A. Wilson 1961-4-10 1139 Los Angeles Santa Susana Mountains. Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCR200111  Eriophyllum confertiflorum Lucila Reccia, Naomi Fraga 2007-6-27 01 Los Angeles San Gabriel Mountains, Fireroad to Mount Waterman, southeast of the Ski Hut Area 2348 Comment
  JEPS22766  Eriophyllum confertiflorum var. confertiflorum Rimo Bacigalupi with Reino Alava 1958-7-20 6425 Los Angeles on road cut on n side Kratka Ridge (Angeles Crest Highway (State Highway 2)); Los Angeles National Forest, San Gabriel Mts., Kratka Ridge 2042 Comment
  LA200195  Eriophyllum confertiflorum var. confertiflorum T. A. Geissman; 1966-5-14 TAG- 51466 -EC Los Angeles 329 Comment
  RSA786899  Eriophyllum confertiflorum var. confertiflorum Doris Bowers 1957-5-12 547 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  SBBG98517  Eriophyllum confertiflorum var. confertiflorum T. Ross 1991-5-23 5488 Los Angeles lower Tota Cyn 60 Comment
  UC1080218  Eriophyllum confertiflorum var. confertiflorum Sherwin Carlquist 1952-5-2 316 Los Angeles hills at n end of Avalon; Santa Catalina Island, Avalon Comment
  POM357904  Eriophyllum confertiflorum var. confertiflorum Wm Martin 1972-4-1 s.n. Los Angeles San Gabriel Mountains. Comment
  RSA92659  Eriophyllum confertiflorum var. confertiflorum Joseph A. Ewan 1936-8-9 10027 Los Angeles 1/2 mi. N of Bald Flat on Blue Ridge, San Gabriel Mountains. 2530 Comment
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Dec 18 2014
  HSC47185  Eriophyllum nevinii M. B. Dunkle 1939-5-28 8101 Los Angeles South end, Santa Barbara Island Comment
  RSA535729  Eriophyllum nevinii Timothy S. Ross 1991-5-23 5477 Los Angeles San Clemente Island: mouth of Tota Canyon, middle of island, eastern escarpment. 5 Comment
  RSA250667  Eriophyllum pringlei R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39536 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  UC63032  Eriophyllum pringlei H. M. Hall 1902-5-1 3086 Los Angeles San Francisquito or Elizabeth Lake Comment
  CAS-BOT-BC296956  Eriophyllum wallacei Ira L. Wiggins; W. R. Ernst 1958-5-2 231 A Los Angeles Desert flats 1 mile northwest of Little Rock Comment
  UCR188657  Erodium botrys R. G. Swinney 1990-3-24 1550 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
  RSA391771  Erodium botrys Bonnie C. Templeton, I. W. Clokey 1930-4-8 1494 Los Angeles San Fernando Valley near Sangus 300 Comment
  RSA650521  Erodium botrys Harvey Kennedy 1949-2-8 s.n. Los Angeles Cal Poly Athletic Field, San Dimas. 244 Comment
  CATA1622  Erodium cicutarium Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2895 Los Angeles Santa Catalina Island: Near Divide Road, east end, 1.8 miles from Wrigley Memorial 341 Comment
  RSA570280  Erodium cicutarium Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4956 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  UCR200142  Erodium cicutarium Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 806 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
  UCR220350  Erodium cicutarium R. G. Swinney 2009-4-13 10315 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  RSA608355  Erodium cicutarium Louis C. Wheeler 1931-1-20 s.n. Los Angeles Malone's. Comment
  POM19141  Erodium moschatum P. A. Munz 1923-4-9 6665 Los Angeles San Clemente Island, east coast. Comment
  RSA390929  Erodium moschatum Tom Burch 1940-3-9 4020 -3 Los Angeles Redondo Beach. 0 Comment
  RSA652319  Erodium moschatum Jim Kishi 1948-2-23 s.n. Los Angeles Location: 1272 Glendora Ave., W. Covina. Comment
  UCR99460  Eruca sativa L. C. Wheeler 1955-4-12 7124 Los Angeles Chavez Ravine, Los Angeles. Vacant lot at Colonel and Adobe Street 101 Comment
  UCR219424  Erysimum capitatum R. G. Swinney 2009-4-1 10234 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  UCR223202  Erysimum capitatum R. G. Swinney 2009-7-22 11309 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA530279  Erysimum capitatum var. capitatum L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest. Comment
  RSA600039  Erysimum capitatum var. capitatum Steve Boyd, Lauren Raz 1997-3-25 9259 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
  UCSB7096  Erysimum capitatum var. capitatum Gill, Robert 1959-3-7 Los Angeles Just E. of northern most end of Mills Ave., Claremont; San Gabriel drainage area; Pacific slope drainage area Comment
  RSA28140  Erysimum capitatum var. capitatum Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 9485 Los Angeles 16 miles from Lancaster on the Muroc Rd. Comment
  RSA278996  Eschscholzia caespitosa subsp. caespitosa Robert F. Thorne, C. W. Tilforth 1971-4-9 41546 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  CAS-BOT-BC403178  Eschscholzia californica Geo. B. Grant 1904-5-5 6199 Los Angeles Arroyo Seco Canyon Comment
  CAS-BOT-BC403184  Eschscholzia californica S. B. Parish; W. F. Parish 1887-6-1 1954 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC403187  Eschscholzia californica W. R. Dudley; F. H. Lamb 1896-6-24 4663 Los Angeles Lockwood Creek Canon [Canyon] Comment
  POM148414  Eschscholzia californica var. peninsularis L. R. Abrams 1901-4-4 1319 Los Angeles San Fernando Valley Comment
  RSA234634  Eschscholzia californica var. peninsularis Robert F. Thorne 1970-3-5 39364 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
  RSA680100  Eschscholzia minutiflora LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 881 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR222840  Eschscholzia minutiflora R. G. Swinney 2009-5-12 10757 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
  RSA0010828  Eucalyptus A. C. Sanders, T. B. Salvato 2009-5-21 36890 Los Angeles Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 66 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
  CDA40310  Eucrypta chrysanthemifolia T. C. Fuller 1962-4-1 8169 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  UCR153553  Eucrypta chrysanthemifolia A. C. Sanders 2005-5-11 30183 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
  UCR19577  Eucrypta chrysanthemifolia Martha Hilend 1928-4-18 203 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Los Angeles Comment
  UCR95348  Eucrypta chrysanthemifolia L. C. Wheeler 1967-5-2 9255 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  UC167136  Eulobus californicus Marcus E. Jones, A. M. May 1882 Los Angeles Pasadena Comment
  UCR259081  Eulobus californicus R. G. Swinney 2010-10-15 14052 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  SFV6361  Eulobus californicus T. Gordon 1974-3-14 76 Los Angeles Santa Susana Mountains Foothills of Santa Susana Mountains. Comment
  UCR105728  Euphorbia esula L. C. Wheeler 1974-5-19 s.n. Los Angeles City of Pasadena, S edge of Kinneloa Mesa by New York Avenue. 293 Comment
  UCD142665  Euphorbia ocellata var. arenicola Louis C. Wheeler 1965-6-21 8694 Los Angeles Alpine Butte: ca. 3 mi. east of 90th street east and Ave 6 on Ave 0 ca. 1 mile west of Alpine Butte. Wildflower Sanctuary. Comment
  SBBG128680  Euphorbia peplus R. F. Thorne, J. Henrickson 1963-5-5 32274 Los Angeles near mouth of Cobal Cyn, few mi N of Claremont, foothills of San Gariel Mtns 518 Comment
  UCD170891  Euphorbia terracina A. C. Sanders 1998-10-10 22259 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon, Malibu Beach St. Park, mouth of Malibu Creek at Adamson House on E side of lagoon. 8 Comment
  SFV20865  Festuca arundinacea L. Gross, N. Fraga, S. Williams 2002-7-17 554 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  RSA0108919  Festuca myuros R. G. Swinney 2011-3-26 14226 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 476 Comment
  UCSB388  Festuca myuros B., K. 1943-3-25 Los Angeles Dalton C.C.C; San Dimas Experimental Forest; San Gabriel mountains Comment
  RSA158209  Filago arizonica Peter H. Raven 1962-5-8 17632 Los Angeles Near western shore of island, opposite Wilson Cove, San Clemente Island. 46 Comment
  RSA599679  Filago californica Steve Boyd, Lauren Raz 1997-5-6 9698 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
  RSA654079  Filago californica Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 742 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
  RSA545177  Filago californica Timothy S. Ross 1992-4-16 6200 Los Angeles San Clemente Island: central part of island on upland stipa ulchra grassland, 268 degrees W, 500m distant from 1603ft peak above stone field station 439 Comment
  RSA545198  Filago californica Timothy S. Ross 1992-5-17 6334 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  UCR258805  Filago gallica R. G. Swinney 2010-5-25 12982 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SD237525  Forestiera pubescens R. G. Swinney 1998-4-14 5999 Los Angeles San Gabriel Mtns.: Pinon Hills area, 0.7 miles west of 237 St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  RSA391390  Frankenia grandifolia Anstruther Davidson 1890-08 s.n. Los Angeles [Los Angeles]? Comment
  SD112054  Frankenia salina Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Little Harbor. Comment
  SD52307  Frankenia salina W. F. Parish 1893-1 877 Los Angeles Santa Monica Comment
  SFV2328  Frankenia salina M. L. Vincent 1960-5-12 65 Los Angeles Malibu Lagoon on Highway 101. Near Malibu Beach Colony. 3 Comment
  CAS-BOT-BC217366  Frasera neglecta S. B. Parish 1893-7-1 s.n. Los Angeles Rock Creek, San Bernardino Range Comment
  RSA729482  Frasera neglecta R. G. Swinney 1999-6-21 7393 Los Angeles Boulder Canyon, upper end near Hwy 2. Canyon bottom in montane coniferous forest, with weak riparian development. 1805 Comment
  CAS-BOT-BC223424  Fraxinus dipetala Cecil Hart 1927-4-10 s.n. Los Angeles Ridge Route to Lancaster Comment
  RSA69889  Fraxinus dipetala F. W. Peirson 1919-4-19 383 Los Angeles Pacoima Canyon; San Gabriel Mountains Comment
  UCR256582  Fraxinus latifolia Anuja Parikh, Nathan Gale 2011-7-10 3551 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 1.1 km west of State Hwy 39 (San Gabriel Canyon Rd.) 502 Comment
  CAS-BOT-BC218563  Fraxinus velutina I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte 91 Comment
  RSA747158  Fraxinus velutina R. G. Swinney 2008-6-2 8921 Los Angeles San Gabriel Canyon, 1.0 mi. above (NE) of El Encanto park office, on shoulder of the old road. 268 Comment
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Mar 16 2011
  SEINET6754439 Image available Fraxinus velutina var. coriacea Leila M. Shultz 1981-1 4238 Los Angeles Cultivated native plants, Rancho Santa ana Botanic Garden 305 Comment
  CAS-BOT-BC130250  Fritillaria biflora Munz; Street; Williams 1919-3-8 2302 Los Angeles Pomona Comment
  RSA367727  Fritillaria biflora George Henry Grinnell 1929-3-17 s.n. Los Angeles Eagle Rock. Comment
  LA94808  Fritillaria biflora var. biflora Frank Almeda; Kei Nakai 1976-4-5 TCSP 10 76 Los Angeles 342 Comment
  RSA0030912  Galinsoga parviflora Frank W. Peirson 1931-4-11 9375 Los Angeles At 1077 New York Drive, Altadena. Comment
  RSA772297  Galium R. G. Swinney 2009-4-28 10534 Los Angeles summit of Mt. Emma. 1585 Comment
  RSA535883  Galium andrewsii subsp. andrewsii Tim S. Ross 1991-9-2 5906 Los Angeles Santa Monica Mtns. Near Mulholland Highway x Yerba Buena Rd. 473 Comment
  RSA593776  Galium andrewsii subsp. intermedium Steve D. Boyd, Orlando Mistretta, John Dolan 1996-4-18 8555 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  SBBG119056  Galium angustifolium S. D. White 2004-7-27 10630 Los Angeles Clear Crk area, S side of Angeles Forest Hwy, ca. 0.2 mi W of jct with Angeles Crest Hwy; T2N R12W S8 1067 Comment
  UCR205241  Galium angustifolium R. G. Swinney 2005-8-11 8446 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  PASA40  Galium angustifolium Sally Ellis 1940-4-16 Los Angeles Clairemont Comment
  JEPS56024  Galium angustifolium subsp. angustifolium Lauramay T. Dempster 1967-12-29 4369 Los Angeles just below Wrigley Monument (sw of Avalon); Santa Catalina Island 121 Comment
  POM367691  Galium angustifolium subsp. angustifolium Robert Gustafson 1980-9-16 1919 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA680221  Galium angustifolium subsp. nudicaule Valerie L. Soza, Naomi S. Fraga, Aydee Virgen 2003-6-16 1675 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  CATA991  Galium aparine Mark L. Hoefs 1994-5-21 1865 Los Angeles Santa Catalina Island: Near Renton Mine Road 195 Comment
  SBBG19170  Galium aparine M. A. Piehl 1963-12-7 631033 Los Angeles opposite Pyramid Head on SE tip of island 12 Comment
  UCR194767  Galium aparine Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 727 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, 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 518 Comment
  UCR205053  Galium aparine R. G. Swinney 2008-3-31 8587 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  UCR271905  Galium aparine R. G. Swinney 2011-3-15 14072 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  POM367749  Galium aparine Wm. Martin 1972-5-12 76 H371B Los Angeles Gold Creek, Little Tujunga. Comment
  SBBG17754  Galium aparine P. H. Raven 1962-5-8 17595 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  RSA3716  Galium aparine var. echinospermum Carl B. Wolf 1932-5-11 3563 Los Angeles Santa Catalina Island. Canyon above the road, Fourth o' July Cove. 30 Comment
  RSA248835  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-11 42842 Los Angeles San Clemente Island, wet bottom of Norton Canyon. 274 Comment
  RSA279053  Galium grande Robert F. Thorne 1971-4-23 41465 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon. 610 Comment
  RSA678813  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1290 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  UCR223275  Galium jepsonii R. G. Swinney 2009-7-29 11447 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA602750  Galium johnstonii Louis C. Wheeler 1967-8-1 10217 Los Angeles San Gabriel Mountains: 1/2 mile N of Roundtop. 1890 Comment
  SBBG125057  Galium johnstonii A. Parikh, N. Gale 2010-6-16 3312 Los Angeles upper Big Tujunga Cyn, 0.3 km E of Shortcut Station, 0.5 km N of St Hwy 2, San Gabriel Mtns 1300 Comment
  SBBG118136  Galium nuttallii subsp. insulare F. R. Fosberg 1931-5-21 4932 Los Angeles between Cherry Valley and Howland Landing 20 Comment
  UCR281773  Galium nuttallii subsp. insulare Mitch Provance, Scott Duff 2017-6-29 617- 71 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  LA50670  Galium nuttallii subsp. nuttallii W. O. Griesel; 1936-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  UCD170503  Galium porrigens var. porrigens D. O. Burge 2017-4-3 2237 Los Angeles Santa Monica Mountains, Rocky Oaks Dam. 530 Comment
  RSA650904  Gambelia speciosa Reid V. Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22684 Los Angeles San Clemente Island: west fork of Red Rock Canyon. 280 Comment
  CAS-BOT-BC303401  Gamochaeta ustulata Tim Ross; Janet Takara 1993-4-23 6943 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, ca 1035 m WNW of Black Jack Mtn summit 435 Comment
  CAS-BOT-BC159275  Garrya veatchii Frank W. Peirson 1919-11-30 2723 Los Angeles Eaton Canyon 609 Comment
  SEINET4041657  Garrya veatchii R. Gustafson 1977-1 403 Los Angeles Off Angeles Crest Highway about 7 miles from the junction with Foothill Blvd, San Gabriel Mountains. Comment
  RSA187980  Gastridium phleoides R. F. Thorne, P. Everett 1965-6-22 34908 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  SD239836  Gayophytum R. G. Swinney 2008-7-15 9228 Los Angeles San Gabriel Mountains: Winston Peak (Waterman Mountain 7.5'Q) 2281 Comment
  UCR271124  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-8 15505 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  CDA20110  Geranium rotundifolium M. O'Brien 2003-4-13 MOB 11 -03 Los Angeles South Coast; Topanga State Park, near the headquarters compound. 0 Comment
  RSA763106  Gilia R. G. Swinney 2008-8-13 9386 Los Angeles east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
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Dec 7 2018
  UCD168209  Gilia J. W. Barry May1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCSB33346  Gilia N. Black 1968-4-6 200 Los Angeles 50 FT S OF PALMDALE BLVD; 0.3 MILES E OF GOODE HILL ROAD 1005 Comment
  RSA598065  Gilia aliquanta subsp. aliquanta L. C. Wheeler 1967-5-12 9466 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  LA99304  Gilia angelensis Peter H. Raven; 1960-5-21 15397 Los Angeles Santa Monica Mountains, near Cornell Corners 243 Comment
  SBBG31491  Gilia angelensis R. F. Thorne 1966-4-6 Los Angeles ca. 1 mi W of Empire Landing 213 Comment
  SD69496  Gilia angelensis Robert F. Thorne 1966-4-7 35938 Los Angeles Santa Catalina Island; dr, southsoutheast-facing rocky slopes at Cherry Valley. 60 Comment
  UC1211074  Gilia angelensis Huron H. Smith 1912-5-3 4913 Los Angeles Azusa 243 Comment
  RSA187849  Gilia angelensis R. F. Thorne 1966-4-6 35915 Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  UCR137732  Gilia brecciarum subsp. brecciarum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Divide between Punchbowl Canyon and Watkins Creek, at end of the road and beginning of Burkhart Trail 1585 Comment
  SBBG124716  Gilia brecciarum subsp. brecciarum O. Mistretta with C. Mistretta 2008-4-30 2570 Los Angeles Liebre Mtns region, southern California Edison transmission line corridor (Segment 5, structure 2 per TRTP survey, 2008) in vicinity of Ritter Ridge, S side of Antelope Valley 1120 Comment
  RSA470179  Gilia cana subsp. cana Anonymous s.n. Los Angeles Botanical Garden, UC Los Angeles. Comment
  RSA674648  Gilia capitata Scott D. White 2000-5-18 7894 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  RSA470252  Gilia capitata subsp. abrotanifolia Ora M. Clark 1929-3-30 1915 Los Angeles W. Lancaster. Comment
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Apr 10 2012
  RSA591909  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1967-5-2 9271 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 426 Comment
  RSA0011522  Gilia diegensis Orlando Mistretta, Christine Mistretta 2011-6-23 5743 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  CAS-BOT-BC225335  Gilia latiflora subsp. cuyamensis Ernest C. Twisselmann 1959-6-2 5326 Los Angeles Summit of Liebre Mountain 1676 Comment
  CAS-BOT-BC226339  Gilia latiflora subsp. davyi Herbert L. Mason 1932-4-1 6869 Los Angeles One mile east of Lancaster, Mohave [Mojave] Desert Comment
  POM3440  Gilia latiflora subsp. davyi Marjorie Shaw, Edna S. Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Bouquet Canyon. Comment
  RSA0115692  Gilia latiflora subsp. elongata A. C. Sanders 2008-4-16 34895 Los Angeles Tehachapi Mnts. Foothills/W Mojave Desert; west end of Antelope Valley, hills c. 1.25 mi NE of Quial Lake, c. 0.7 mile north of Hwy 138. 970 Comment
  UC908826  Gilia latiflora subsp. latiflora Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts., Pinon Ridge Comment
  RSA0014578  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2011-6-18 5722 Los Angeles Aliso Cyn drainage, on Forest Rd. 4N24 1.0 miles S of junction with Aliso Cyn Rd. 1083 Comment
  RSA730080  Gilia leptantha subsp. transversa R. G. Swinney 1999-6-5 7257 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UCR256536  Gilia leptantha subsp. transversa Anuja Parikh, Nathan Gale 2011-6-22 3497 Los Angeles Transverse Range: San Gabriel Mountains, northwest of Iron Mountain, 1.5 km east of Angeles Forest Hwy, 0.9 km south of Monte Cristo Creek 1370 Comment
  CAS-BOT-BC523869  Gilia modocensis Timothy S. Ross; Steve Boyd 1994-5-25 7905 Los Angeles Liebre Mountains. West summit of Libre Mountain: here construed as the rounded knoll 100 m S of the jct of sections 3,4,9,&10, Liebre Mtn. 7.5' USGS Quad 1708 Comment
  SD51884  Gilia nevinii Peter H. Raven 1962-4-10 17213 Los Angeles San Clemente Island. Grassland on east-facing slopes along summit ridge about 2 miles north of Thirst. 487 Comment
  UCR223235  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-5-27 10877 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA0017154  Gilia ochroleuca subsp. vivida J. Mark Porter 2005-6-8 14439 Los Angeles San Gabriel Mountains, Angeles National Forest, Inspiration Point. Pacific Crest Trail, E of Hwy. 2 Comment
  RSA762131  Gilia splendens subsp. grantii Orlando Mistretta, Christine Mistretta 2008-5-15 3075 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  RSA249782  Glyptopleura setulosa R. F. Thorne, Gary D. Wallace 1973-4-25 43376 Los Angeles 1/4 mi. N of Bob's Gap 1158 Comment
  CAS-BOT-BC303867  Gnaphalium Clifton F. Smith 1958-5-9 5771 Los Angeles In driveway at 1791 Rosa Villa, Pasadena Comment
  UCR136831  Gnaphalium californicum John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  UCR61072  Gnaphalium canescens subsp. beneolens R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  UCR49275  Gnaphalium canescens subsp. microcephalum A. C. Sanders 1987-9-18 7378 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  RSA188043  Gnaphalium luteoalbum R. F. Thorne 1966-4-6 35908 Los Angeles Santa Catalina Island: small reservoir N of Catalina Airport. 436 Comment
  RSA589074  Gnaphalium palustre Orlando Mistretta 1994-6-6 1332 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  UCR270804  Gnaphalium stramineum R. G. Swinney 2011-5-26 14878 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  CAS-BOT-BC110271  Grayia spinosa Cecil Hart 1930-4-27 s.n. Los Angeles Between Lancaster and Victorville. Comment
  RSA587009  Grayia spinosa Orlando Mistretta 1992-5-8 287 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  UCR216365  Grindelia Dan S. Cooper 2010-6-6 610- 61 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 208 Comment
  SEINET182713  Grindelia camporum var. camporum John P. Young 1921-10-20 Los Angeles Valyermo Comment
  CAS-BOT-BC305262  Grindelia hirsutula Alice Eastwood 1919-7-4 9303 Los Angeles Santa Monica Canyon, Los Angeles Comment
  LA202577  Guillenia lasiophylla Henry J. Thompson; 1959-5-24 2005 Los Angeles Santa Monica Mountains, Tuna Canyon, 1.9 mi N of Pacific Coast Hwy on Tuna Canyon Rd 335 Comment
  POM18209  Guillenia lasiophylla P. A. Munz 1923-4-10 6730 Los Angeles San Clemente Island: canyon-wall, south of Lemon Tank ; east coast Comment
  CAS-BOT-BC302131  Gutierrezia sarothrae F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  CATA439  Harpagonella palmeri Sara L. Crockett, Mark Elvin 1997-3-17 578 Los Angeles Santa Catalina Island: 1.25 miles NE on Cape Canyon Road from jct. with Middle Ranch Road; top of minor canyon SE of Peak 1395 373 Comment
  RSA583026  Harpagonella palmeri T. S. Ross, Takara, Otte 1993-4-24 6947 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, on ridgetop ca 1000 m NW of Mt. Torquemada. 396 Comment
  SD92017  Hazardia cana Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22685 Los Angeles San Clemente Island; west fork or Red Rock Canyon. 270 Comment
  CAS-BOT-BC307284  Hazardia squarrosa var. grindelioides J. Ewan 1931-10-11 5233 Los Angeles Sepulveda Canyon Road n. of Mullholland Dr., Santa Monica Mts. Comment
  CAS-BOT-BC307287  Hazardia squarrosa var. grindelioides John Thomas Howell 1927-10-16 3154 Los Angeles On the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC307293  Hazardia squarrosa var. grindelioides Fordyce Grinnell, Jr. 1917-9-9 s.n. Los Angeles Cahuenga Pass near Los Angeles Comment
  UCR274105  Hedypnois cretica Steven A. Junak 1999-4-23 SCa- 849 Los Angeles California Islands, Santa Catalina Island. East of isthmus, plant stop, along south side of road 183 Comment
  SEINET6044334  Helenium bigelovii Louis Wheeler 1968-7-23 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC223983  Helianthemum scoparium P. A. Munz; R. D. Harwood No date on label 3951 Los Angeles Santa Monica Mts., Sepulveda Canyon 243 Comment
  RSA0081383  Helianthemum scoparium R. G. Swinney 2010-3-16 11925 Los Angeles 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
  RSA0088412  Helianthus annuus R. G. Swinney 2010-2-27 11748 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  POM359979  Helianthus annuus subsp. lenticularis L. C. Wheeler 1931-8-24 25 Los Angeles Roadside at edge of orchard 1 1/2 miles NNW Claremont 396 Comment
  POM49307  Helianthus annuus subsp. lenticularis L. W. Nuttall 1920-5-22 s.n. Los Angeles Santa Catalina Island, Reservoir field. Comment
  JEPS35470  Helianthus gracilentus F. W. Peirson 1919-7-3 512 Los Angeles Lukens Peak (formerly called Sister Elsie Peak) San Gabriel Mountains (along dry ridges) 1219 Comment
  UC134690  Helianthus gracilentus C. F. Baker 1904-5-1 4719 Los Angeles Claremont Comment
  SDSU2670  Helianthus gracilentus unknown 1940-5-20 3136 Los Angeles Santa Susana Mts., to San Bernardino. Comment
  SDSU21079  Helianthus maximilianii Ian Cain, Ryan Gilmore 2010-4-15 1388 Los Angeles West of Palmdale along Elizabeth Lake Road 4.21km west north west from intersection with Highland Avenue 936 Comment
  UC306229  Heliotropium curassavicum S. B. Parish 1918-6-5 11861 Los Angeles Playa del Rey Comment
  RSA360331  Hemizonia australis F. R. Fosberg 1930-6-26 s.n. Los Angeles Lower Ballona Creek 8 Comment
  RSA616544  Hemizonia minthornii Scott D. White 1995-10-11 3691 Los Angeles Santa Susana Pass Rd., turnout at unnamed dirt rd., ca. 1/2 mi E of Lilac Ln. Comment
  LA51804  Hesperocnide tenella Louis Wheeler; 1932-4-23 649 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA187748  Hesperocnide tenella Robert F. Thorne 1966-4-5 35826 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  SBBG107477  Hesperocyparis macrocarpa S. L. Crockett, M. L. Hoefs, S. A. Junak, G. Allan 1996-10-31 549 Los Angeles Mt Black Jack Cmpgrd Comment
  CAS-BOT-BC135945  Hesperoyucca whipplei Marcus E. Jones 1926-6-7 s.n. Los Angeles Ridge Route Comment
  LA200889  Hesperoyucca whipplei Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4546 Los Angeles Comment
  RSA449822  Heteromeles arbutifolia Robin S. Collins 1973-5-15 288 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Cyn. 610 Comment
  SBBG17105  Heteromeles arbutifolia M. Vincent 1962-12-5 312 Los Angeles short distance off Mulholland Highway on Cold Cyn Rd Comment
  UCD113336  Heteromeles arbutifolia Kenneth A. Wilson 1961-3-18 1037 Los Angeles Old Topanga Canyon Road 1/2 mile northwest of Topanga Canyon Road. Comment
  RSA0036279  Heteromeles arbutifolia Bill Duval s.n. Los Angeles Montrose. 60 Comment
  RSA0034283  Heterotheca grandiflora Benjamin E Carter 2012-8-23 6989 Los Angeles Channel Islands: Santa Catalina Island. Airport Road, ca. 1/4 mi north of Middle Ranch Road. 405 Comment
  RSA0074064  Heterotheca grandiflora Scott D. White 1995-10-19 3711 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  UCR205949  Heterotheca grandiflora A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37079 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA0074413  Heterotheca grandiflora Timothy S. Ross 1991-5-20 5365 Los Angeles San Clemente Island: North third, upper S branch of unnamed drainage that empties to sea just N of Jack Point lighthouse. 168 Comment
  RSA0075640  Heterotheca grandiflora John P. Hill 1932-3-5 4983 Los Angeles Verdugo Woodlands. Comment
  UCR273260  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-10-25 15862 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
  JEPS20377  Heterotheca subaxillaris subsp. latifolia Marjorie D. Clary 1932-9-20 1558 Los Angeles two mi w Arcadia Comment
  UC212589  Heuchera abramsii I. M. Johnston 1907-8-22 1690 Los Angeles n slope of Baldy; San Antoni Mountains 2743 Comment
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Nov 6 2014
  RSA0063275  Heuchera elegans R. G. Swinney 1998-6-16 6976 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  UCR190059  Heuchera elegans R. G. Swinney 1998-10-3 7019 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  UCR204261  Heuchera elegans Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2304 Los Angeles San Gabriel Mountains, north slope of Mount Islip from Little Jimmy Campground to the summit 2500 Comment
  RSA0063269  Heuchera elegans F. W. Peirson 1921-6-17 2669 Los Angeles Divide between Little Rock Creek and Bear Creek, north side of San Gabriel Mountains. 1921 Comment
  UCD133110  Hieracium argutum Michael Grayum; Daryl Koutnik 1978-8-1 1516 Los Angeles East of Castro Peak at end of Corral Canyon Road, Santa Monica Mountains. 853 Comment
  POM360456  Hieracium argutum George B. Grant 1901-06 4466 Los Angeles Sturtevant Camp, San Gabriel Moutnains. 1524 Comment
  OBI8145  Hirschfeldia incana Lewis Meltz 1977-4-9 LM 17 Los Angeles 25 m S of Eaton Cyn wash, 3.5 km E of Eaton Cyn Bridge 457 Comment
  CLARK-A1528-1008  Hoffmannseggia falcaria John C. Roos 1947-5-25 3649 Los Angeles Monterey Park 115 Comment
  CAS-BOT-BC207474  Hoffmannseggia glauca S. B. Parish 1896-5-1 s.n. Los Angeles Alhambra Comment
  RSA584855  Holodiscus discolor Tim S. Ross 1993-6-1 7358 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 774 Comment
  CAS-BOT-BC149953  Holodiscus discolor var. discolor P. A. Munz 1918-5-4 2218 Los Angeles Laguna [Canon] Canyon Comment
  RSA640507  Holodiscus microphyllus Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Middle (Mt. ?) Hawkins. 2470 Comment
  RSA561573  Hordeum brachyantherum subsp. brachyantherum Steve Boyd, Walter Appleby 1993-5-24 8163 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along ridgeline on western side of Loop Canyon. 792 Comment
  UCR272608  Hordeum brachyantherum subsp. brachyantherum R. G. Swinney 2011-6-7 15058 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
  CATA1663  Hordeum intercedens Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2952 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  RSA0115762  Hordeum intercedens Steven A. Junak 1999-5-20 SCa- 939 Los Angeles Santa Catalina Island. At head of Escondido Canyon, along Cottonwood-Black Jack Road, 1.1 mi. E of reservoir in Cottonwood Canyon. 304 Comment
  SFV21389  Hordeum murinum subsp. glaucum L. Gross, J. Gross, J. Gross, Jr., M. Gross 2002-4-27 532 a Los Angeles San Gabriel Mountains West Fork San Gabriel River, Valley Forge Campground. 1057 Comment
  CAS-BOT-BC289408  Hordeum murinum subsp. leporinum Marcus E. Jones 1882-5-1 3562 Los Angeles Los Angeles Comment
  UCD113430  Horkelia cuneata Daryl Koutnik; William Balch 1980-7-13 s.n. Los Angeles About one mile southwest of Encinal Canyon Road, Charmlee Regional Park. 243 Comment
  UCR119061  Horkelia cuneata Jeremiah George 2001-8-22 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  RSA451548  Horkelia rydbergii L. E. Hoffman 1931-12-22 s.n. Los Angeles Chilao Flats Comment
  UC1532945  Horkelia rydbergii Robert F. Thorne 1969-7-2 38217 Los Angeles Charlton Flats San Gabriel Mtns, Angeles National Forest Comment
  CAS-BOT-BC311967  Hulsea heterochroma F. Grinnell Jr. 1917-6-10 s.n. Los Angeles Sister Elsie Peak Trail near Pasadena, San Gabriel Mountains Comment
  POM184664  Hulsea vestita subsp. gabrielensis Joseph A. Ewan 1932-5-29 7216 Los Angeles Arrastre Canyon. 1402 Comment
  RSA453767  Hydrocotyle umbellata F. R. Fosberg 1930-10-11 s 4178 Los Angeles Templeton, S Puente 80 Comment
  HSC31049  Ibicella lutea C. W. Tilforth 1973-10-2 959 Los Angeles Rancho Santa Ana Botanic Garden. Comment
  SEINET4152125  Iris purdyi Unknown 1981-4-8 4906 Los Angeles Rancho Santa Ana Botanic Garden 305 Comment
  RSA167859  Isocoma menziesii var. decumbens R. F. Thorne 1964-2-6 33285 Los Angeles Isthmus, west of Catalina Harbor, Santa Catalina Island. 8 Comment
  LA200222  Isocoma menziesii var. vernonioides Harvey Anderson; August 1931 sn Los Angeles Santa Monica Mountains, Corral Canyon, unspecific location Comment
  CAS-BOT-BC112432  Isolepis cernua George B. Grant 1904-6-10 6274 Los Angeles Balboa Marsh. Comment
  UCR186566  Isomeris arborea A. C. Sanders 2006-4-25 32199 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  CAS-BOT-BC340170  Jaumea carnosa Peter H. Raven; Henry J. Thompson 1959-9-6 14363 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). At mouth of Malibu Creek 1 Comment
  RSA279136  Jaumea carnosa R. F. Thorne 1974-9-13 45090 Los Angeles Santa Catalina Island: Inside Ballast Point, Catalina Harbor. 2 Comment
  CAS-BOT-BC101911  Juglans californica Alice Eastwood 1919-7-4 9283 Los Angeles Santa Monica Canyon, Los Angeles Comment
  RSA0087062  Juglans californica R. G. Swinney 2010-5-4 12529 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  UCR125250  Juglans californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25544 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  UCR177218  Juglans californica LeRoy Gross, Valerie Soza 2003-5-15 916 Los Angeles Transverse Ranges; Verdugo Mountains region, Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. north to ridge, south of McDonald Creek, then east along ridgeline, back down into a small canyon at the end of Elben Place, just east of where we started 366 Comment
  SEINET10476753  Juglans californica Lyman D. Benson 1949-4-29 Benson 13597 Los Angeles Puente hills, 4 miles sw of pomona, california oak woodland, north slope heavy Soils 305 Comment
  RSA628898  Juglans californica var. californica Louis C. Wheeler 1969-4-12 s.n. Los Angeles El Prieto Canyon east fork at Brown Mt. Head 762 Comment
  UCR210278  Juncus R. G. Swinney 2008-10-16 9599 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR206453  Juncus balticus R. G. Swinney 2008-6-9 8960 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR62109  Juncus balticus R. G. Swinney 1990-3-5 1521 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Morgan Canyon debris basin 366 Comment
  SFV22084  Juncus bufonius R. G. Swinney 2009-6-2 11022 Los Angeles San Gabriel Mountains Horse Flats. 1 air mile north-northwest of Newcomb's Ranch on CA-Highway 2. 1720 Comment
  RSA230171  Juncus bufonius var. occidentalis Robert F. Thorne 1969-7-2 38291 Los Angeles San Gabriel Mountains, Angeles National Forest: near Chilao Creek, Upper Chilao Campground 1616 Comment
  RSA0025165  Juncus duranii Jane Tirrell 2012-6-19 LS 0077 Los Angeles North-facing hillside seep along California State Route 2 approximately 50 yards east of mile marker 67.7. 2306 Comment
  UCR192854  Juncus duranii R. G. Swinney 1998-7-14 6420 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  UCR271538  Juncus effusus subsp. austrocalifornicus R. G. Swinney 2011-10-13 15799 Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  SBBG98501  Juncus patens T. Ross 1991-5-21 5405 Los Angeles E fork of Box Cyn near its jct with the W fork 451 Comment
  RSA762502  Juncus rugulosus R. G. Swinney 2008-10-10 9574 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UC2030047  Juncus rugulosus Louis C. Wheeler 1966-10-1 8939 Los Angeles SAN GABRIEL MOUNTAINS: Millie's Orchard, lower Colby Ranch, Coldwater Canyon. Comment
  UCR223730  Juncus rugulosus R. G. Swinney 2009-6-12 11137 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
  UCR239941  Juncus rugulosus R. G. Swinney 2009-11-16 11632 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
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Mar 13 2013
  RSA754210  Juncus xiphioides Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1789 Los Angeles edge of San Dimas Creek along trail next to the gate 454 Comment
  SEINET6051244  Juniperus californica Steve Boyd, Raz, Lauren 1996-10-14 9059 Los Angeles Liebre Mountains region. Near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. Comment
  UCR196009  Juniperus californica R. F. Thorne 1973-5-11 43569 Los Angeles Transverse Ranges; San Gabriel Mtns region, Mohave Desert Slope, along Mt. Emma Road, 1.9 mi west of Little Rock Creek, below the dam 1159 Comment
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Jan 27 2011
  UCR281371  Juniperus californica R. G. Swinney 2014-4-23 16145 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  SEINET13289846 Image available Juniperus californica S. R. Hill, Kramer, K. 2001-1 33365 Los Angeles Armagosa Creek Comment
  RSA17070  Keckiella breviflora Carl B. Wolf 1936-5-27 7842 Los Angeles Indian Canyon Camp, 2 mi off Soledad Canyon 915 Comment
  CAS-BOT-BC235638  Keckiella breviflora var. breviflora Ernest C. Twisselmann 1959-6-2 5340 Los Angeles Old Ridge Route, 1 mile south of Sandberg's Lodge 1249 Comment
  RSA401694  Keckiella cordifolia Freda Detmers 1929-7-18 s.n. Los Angeles Griffith Park. Comment
  SBBG13795  Keckiella cordifolia M. A. Piehl 1962-10-3 62495 Los Angeles near jct of main rd and White's Landing Rd Comment
  SBBG95468  Keckiella cordifolia M. B. Dunkle 1929-3-4 1714 Los Angeles Orizaba Cyn Comment
  UCD123815  Keckiella cordifolia J. E. Stumbo 1966-5-11 LASCA 545 Los Angeles wilderness area of the Lux Arboretum Annex, Monrovia. Comment
  SEINET13766509  Keckiella cordifolia G. B. Grant 1904-6-14 935 Los Angeles Monrovia 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
  RSA0091194  Keckiella ternata var. septentrionalis Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  UCR242043  Kickxia spuria Dan S. Cooper 2012-7-12 712- 1 Los Angeles South Coast, Playa Vista 27 Comment
  CAS-BOT-BC271333  Koeleria pyramidata I. M. Johnston 1917-7-1 1520 Los Angeles Browns Flats, San Antonio Mountains 1371 Comment
  RSA720490  Koelreuteria bipinnata R. G. Swinney 1997-9-27 5878 Los Angeles Live Oak Canyon, c. 1.6 mi. N of Baseline Rd., 0.8 mi. due N of Live Oak Canyon Dam. 488 Comment
  RSA586024  Krascheninnikovia lanata Orlando Mistretta 1995-5-2 1663 Los Angeles San Gabriel Mountains, Carr Canyon. 1036 Comment
  UC1595462  Krascheninnikovia lanata Tim Ross 1992-4-4 6076 Los Angeles near s.w. base to summit Adobe Mt.; s.w. Mojave Desert, Adobe Mt. U.S.G.S. 7.5' topo, Adobe Mt. 926 Comment
  UCR190720  Krascheninnikovia lanata R. G. Swinney 2001-4-18 7927 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  RSA600394  Lamarckia aurea V. W. Steinmann 1996-3-30 817 Los Angeles Pomona, Elephant Hill, along Mission Boulevard ca. 0.5 kilometers southwest of Humane Way. 250 Comment
Read comments
Apr 14 2014
  SEINET187241 Image available Lamarckia aurea L. A. Stoddart, AD Smith 1939-4-13 Los Angeles Vicinity of Azusa Comment
  UC520376  Lamium amplexicaule Louis C. Wheeler 1933-7-14 1937 Los Angeles near Rio Hondo; Potrero Chico 68 Comment
  POM353911  Lantana montevidensis Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Griffith Park. Comment
  UCR222794  Larrea tridentata R. G. Swinney 2009-5-12 10743 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
  POM361492  Lasthenia californica Elbert Benjamine 1929-3-31 s.n. Los Angeles Palmdale Comment
  CAS-BOT-BC352881  Lasthenia coronaria Greene 1904-4-30 4157 Los Angeles Claremont Comment
  RSA715174  Lasthenia gracilis A. C. Sanders 2005-5-5 29939 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum'. 671 Comment
  RSA758070  Lasthenia gracilis D. E. Bramlet, Jennifer Pareti 2008-4-14 4196 Los Angeles Transverse Ranges; Liebre Mtns region: Bouquet Canyon. 762 m SE of Bouquet Cyn Rd, & 549 m S Hayfork Rd. Comment
  SBBG61621  Lasthenia gracilis R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UC90003  Lasthenia gracilis T. S. Brandegee 1894-1 Los Angeles San Clemente Island Comment
  UCR272867  Lasthenia gracilis L. S. Rose 1968-4-5 68020 Los Angeles Western Transverse Range, Newhall Ranch 366 Comment
  RSA249736  Lasthenia gracilis R. F. Thorne, M. Z. Thorne 1973-2-12 42466 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  RSA405694  Lathyrus vestitus var. vestitus L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest Comment
  SBBG20564  Lavatera assurgentiflora subsp. glabra E. R. Blakley 1963-12-8 6414 Los Angeles S end of mesa ca. 150' N of West Cove, just under NW edge of airstrip 22 Comment
  UC1234695  Lavatera assurgentiflora subsp. glabra Peter H. Raven 1962-4-11 17303 Los Angeles between Driggs and West Rock nw end San Clemente Island; nw end San Clemente Island, btw Driggs and West Rock 6 Comment
  RSA600113  Layia glandulosa Steve Boyd, Lauren Raz 1997-3-26 9340 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA669581  Layia glandulosa Staff Cal State College Long Beach 1969-5-29 690429 -3 Los Angeles N. of San franscisquito Canyon, on road to Palmdale. Comment
  UCR256627  Layia glandulosa Mitch Provance 2010-5-4 0510- 40 Los Angeles Tehachapi Mtns., ridgeline overlooking Hwy I-5 about 0.4 miles NE of Gorman 1430 Comment
  UCR259099  Layia glandulosa Mitch Provance, Callen Huff 2009-4-29 10689 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  UCR270454  Layia glandulosa R. G. Swinney 2011-5-12 14662 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UCSB6618  Layia glandulosa Ralph, F. 1960-4-1 Los Angeles N side of Calif Hwy. 138, 9.0 miles E of its jct. with the road to Valyermo and Big Pines E of Pearblossom, and 0.6 miles W of jct. of the road to Victorville; Mojave Desert Comment
  RSA497612  Layia glandulosa A. C. Sanders, B. Pitzer, I. G. Lyman 1988-4-4 7768 Los Angeles Mojave Desertr, near Quartz Hill in Lancaster, S of Ave, at 37th Street West 747 Comment
  RSA598144  Layia glandulosa V. W. Steinmann, T. S. Ross 1995-5-8 668 Los Angeles Liebre Mountains, slopes between Leona Valley and 'Lost Valley' 1100 Comment
  CAS-BOT-BC377813  Layia platyglossa Geo. B. Grant 1901-5-1 s.n. Los Angeles Garvanza Comment
  CAS-BOT-BC380223  Layia platyglossa Le Roy Abrams 1901-4-6 1386 Los Angeles Big Tujunga Wash Comment
  CATA258  Layia platyglossa Mark L. Hoefs, A. Douglas Propst 1973-5-4 263 Los Angeles Santa Catalina Island: By road above and east of Emerald Cove, north slope 30 Comment
  SBBG80320  Layia platyglossa F. C. Boutin 1967-4-23 1670 Los Angeles Lemon Tank 304 Comment
  UCD133990  Layia platyglossa Daryl Koutnik; Vickie Dawes 1978-4-7 333 Los Angeles west side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  RSA533940  Layia platyglossa subsp. campestris Timothy S. Ross, Mike Hammitt, Orlando Mistretta 1991-5-18 5222 Los Angeles San Clemente Island: SE end of island in the vicinity of Knob, 5100 ft NW of Guds. 297 Comment
  RSA577795  Lemna valdiviana L. C. Wheeler 1932-8-28 1301 Los Angeles Puddingstone Dam, San Jose Hills. 274 Comment
  CHSC110020  Lepechinia fragrans Mark Elvin; Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 349 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Rd. 7.3mi W of gate at Mt. Baldy Road. S side road on bank. Comment
  LA82027  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR198289  Lepechinia rossii LeRoy Gross, V. Arvizu, B. Hogshead 2005-5-24 2311 Los Angeles Transverse Ranges; Liebre Mountains, Ruby Cleaarwater Truck Trail, south of Ruby Canyon, north of Red Mountain 788 Comment
  UCR94704  Lepidium dictyotum A. C. Sanders, E. J. Lott 1993-5-6 13941 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UCSB2356  Lepidium flavum Wedberg, H. 1958-4-13 Los Angeles 1/2 mile east of 165th Street on power line road; near Pearblossom Comment
Read comments
Oct 30 2014
  CAS-BOT-BC89536  Lepidium lasiocarpum L. R. Abrams 1899-4-1 s.n. Los Angeles Cuinga Rail Road track. Comment
  SBBG112953  Lepidium lasiocarpum var. lasiocarpum S. A. Junak 1998-6-13 SCa 735 Los Angeles Little Harbor, above W end of beach 9 Comment
  CDA39095  Lepidium latifolium Michael O Brien 2013-8-11 s.n. Los Angeles Malibu Creek State Beach. 0 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
  RSA429968  Lepidium pinnatifidum Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Crenshaw and Rodeo Blvd., Los Angeles. Comment
  SBBG32112  Lepidium virginicum var. pubescens R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -320 Los Angeles below salt water reservoir, SW of Avalon Comment
  RSA49009  Lepidium virginicum var. robinsonii J. C. Roos 1950-2-14 4706 Los Angeles Between Rinehart St. and Prospect Park, Los Angeles Comment
  RSA651363A  Lepidium virginicum var. robinsonii G. F. Orr 1956-3-29 s.n. Los Angeles South Fork, San Gabriel Canyon 426 Comment
  UC1283739  Lepidospartum squamatum Beecher Crampton 1965-10-27 7595 Los Angeles ca. 2.6 mi sw of Saugus; US Hwy 99 Comment
  SEINET11810751  Lepidospartum squamatum I. W. Clokey, Templeton, B. 1929-1 4598 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  CAS-BOT-BC320589  Leptochloa Peter Rubtzoff 1988-10-7 9961 Los Angeles Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, ca. 2 miles northeast of the entrance to Angeles National Forest, or ca. 4 miles northeast of junction of Osborne Street and Foothill Blvd., San Gabriel Mountains. 478 Comment
  UC1506115  Leptodactylon californicum Robert T. Clausen 1963-4-5 63033 Los Angeles along w side Malibu Creek (below Malibu Lake, Transverse Ranges); Transverse Ranges, w side Malibu Creek below Malibu Lake 195 Comment
  SD251777  Leptosiphon bicolor M. B. Dunkle 1939-4-4 7263 Los Angeles San Clemente Island. Chenetti canyon. Comment
  RSA706436  Leptosiphon breviculus LeRoy Gross 2005-6-23 2378 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 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
  RSA588968  Leptosiphon breviculus Orlando Mistretta 1994-6-8 1349 Los Angeles Little Rock Creek: un-named drainage draining N slope of Bare Mountain 1707 Comment
  RSA747175  Leptosiphon ciliatus Orlando Mistretta 1992-6-23 611 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  SD122713  Leptosiphon parviflorus James C. Dice, W. E. Tippets, et al. 1988-4-6 845 Los Angeles Santa Monica Mountains, Malibu Creek State Park; Reagan Ranch property along Yearling Trail, ca. 1.0 km northwest of Century Reservoir and 1.0 km eastnortheast of Malibu Lake. 249 Comment
  RSA0077370  Leptosyne bigelovii Orlando Mistretta, Christine Mistretta 2005-4-21 2069 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  CATA3288  Leptosyne gigantea Julie L. King 2017-3-3 66 Los Angeles Santa Catalina Island: Road along northwest side of Catalina Harbor 0 Comment
  SEINET8483168 Image available Leptosyne gigantea J. Henrickson 1974-2-24 13806 Los Angeles Santa Catalina Island, on Bird Rock, N of the isthumus Comment
  UCR141812  Lessingia filaginifolia June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, roadside between Grassy Hollow Campground andVincent Gap on the Angeles Crest Hwy, Angeles National Forest 2317 Comment
  LA31703  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1959-9-27 14507 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  UCR103762  Lessingia glandulifera var. glandulifera David Charlton, Robb Fishman 1990-8-30 3929 Los Angeles Western Mojave Desert, Palmdale, corner of Ave 'R' and 30th Street East, c. 1 mile south of Hwy 138 808 Comment
  POM11457  Lessingia glandulifera var. glandulifera P. A. Munz 1920-8-11 4384 Los Angeles 1 mi. So. of Claremont. 366 Comment
  UC53470  Leymus triticoides Dr. A. Davidson 1890-1 Los Angeles Lancaster Comment
  UCR258601  Lilium humboldtii subsp. ocellatum R. G. Swinney 2010-8-26 13598 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  UC1922870  Lilium humboldtii subsp. ocellatum R. E. Riefner Jr. 2006-6-12 06 -236 Los Angeles Verdugo Mountains, N of side of 210 Freeway, W ca. 0.6 mi from La Tuna Canyon Rd. exit. Comment
  RSA0000359  Lilium parryi Robert Kessler 1923-09 s.n. Los Angeles Top of Little Rock Creek, San Gabriel Mountains. Comment
  UCR259465  Limosella acaulis R. G. Swinney 2010-9-7 13704 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR280561  Linanthus bigelovii R. G. Swinney 2014-4-10 16019 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UCR151000  Linanthus breviculus Walter Wisura 2001-4-30 5155 Los Angeles Transverse Ranges; San Gabriel Mtns region, San Gabriel Mtns: Hwy N4, 9.4 mi N from the junction with Hwy 2 2337 Comment
  UCR197778  Linanthus breviculus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 19 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UCR46108  Linanthus breviculus Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Hwy 2, west of Big Pines in vicinity of Dawson Saddle, at mile marker 56.54 2409 Comment
  RSA756782  Linanthus breviculus Orlando Mistretta, Christine Mistretta 2008-4-29 2539 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  CAS-BOT-BC226750  Linanthus californicus A. C. Sanders; D. Malueg 1998-6-24 22062 Los Angeles San Gabriel Mtns.: CCC Ridge, off Hwy 2 just N of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  POM3466  Linanthus californicus Marjorie Shaw, Edna S. Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Bouquet Canyon. Comment
  RSA468436  Linanthus californicus N. C. Cooper 1949-6-29 4375 Los Angeles San Gabriel Canyon. 610 Comment
  RSA468482  Linanthus californicus H. L. Bauer 1932-03 15374 Los Angeles Brushy slope near Topanga. 671 Comment
  RSA679890  Linanthus concinnus LeRoy Gross 2003-6-7 999 Los Angeles From Three Points (off Angeles Crest Highway) east to spring on the south side of Mt. Waterman, north end of the San Gabriel Wilderness area. 1951 Comment
  RSA612281  Linanthus dianthiflorus L. C. Wheeler 1934-4-27 2565 Los Angeles Marshall Creek. 488 Comment
  UC880339  Linanthus dianthiflorus I. W. Clokey and E. G. Anderson 1931-3-11 5336 Los Angeles San Gabriel Canyon 900 Comment
  POM364573  Linanthus dianthiflorus Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 457 Comment
  UCR186579  Linanthus dichotomus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32212 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  UCR191293  Linanthus dichotomus T. B. Salvato 2008-4-22 3308 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  RSA506820  Linanthus dichotomus subsp. pattersonii L. C. Wheeler 1967-5-9 9373 Los Angeles San Gabriel Mts.: Aliso Canyon E of Acton, ca. 1 mile downstream from Wagonwheel Ranch. 915 Comment
  POM364692  Linanthus parryae Anstruther Davidson 1893-5-12 s.n. Los Angeles Harold. Comment
  UC907959  Linanthus parryae Herbert L. Mason 1926-4-26 2990 Los Angeles 1 mi E of Palmdale; Mohave Desert Comment
  RSA729393  Linanthus pungens R. G. Swinney 1998-7-21 6488 Los Angeles Fish Fork Trail, 1.9 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2134 Comment
  RSA187927  Linaria canadensis var. texana Robert F. Thorne 1966-4-29 36277 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 213 Comment
  RSA400299  Linaria canadensis var. texana Reid V. Moran 1941-3-10 695 Los Angeles Salte Verde, Santa Catalina Island. 200 Comment
  RSA787264  Liquidambar styraciflua R. G. Swinney 2009-4-13 10328 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  UC55337  Lithophragma affine J. H. Barber 1897-3-21 Los Angeles Sepulveda Canyon Comment
  RSA84365  Lithophragma affine F. W. Peirson 1925-4-23 5805 Los Angeles San Gabriel River 365 Comment
  CAS-BOT-BC435638  Lithophragma heterophyllum Timothy S. Ross 1992-5-24 6406 Los Angeles Lower Brown's Gulch: just W of San Gabriel Dam. 463 Comment
  RSA579494  Lithophragma parviflorum var. parviflorum T. S. Ross, Steve Boyd 1994-5-11 7822 Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. 1500 Comment
  RSA436330  Lobelia cardinalis subsp. graminea Anstruther Davidson 1892-10 s.n. Los Angeles Kurtz St. Marsh. Comment
  UC484281  Lobelia dunnii var. serrata Ernest Braunton Sept. 1928 1021 Los Angeles San Gabriel Canyon 609 Comment
  UC29185  Lobelia dunnii var. serrata H. M. Hall 1896-8-13 305 Los Angeles San Gabriel Mountains, San Antonio Canyon San Antonio Canyon; San Gabriel Mountains, San Antonio Canyon Comment
  SDSU1208  Lobularia maritima A. H. Gallup 1949-3-1 310 Los Angeles Lasca - north end of meadow. 152 Comment
  UC106715  Loeseliastrum matthewsii Mrs. K. Brandegee 1889-1 Los Angeles Ravena Comment
  RSA77065  Loeseliastrum matthewsii F. W. Peirson 1917-5-13 2830 Los Angeles West of Little Rock. Comment
  SBBG112966  Logfia gallica S. A. Junak 1998-6-13 SCa 749 Los Angeles W side of Avalon Cyn drainage, along N rim of Quail Cyn, just W of Los Angeles County Fire Station 79 Comment
  UCD66012  Lolium multiflorum Kathy Tajbakhsh 1996-4-14 28 Los Angeles Santa Catalina Island: Fisherman's Bay, at USC Marine Research Station near dormitories. Comment
  RSA251487  Lolium perenne subsp. multiflorum R. F. Thorne 1973-4-12 42982 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  RSA670042  Lomatium dasycarpum D. Yost 1967-4-15 s.n. Los Angeles Malibu 152 Comment
  POM122948  Lomatium dasycarpum subsp. dasycarpum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  POM9068  Lomatium lucidum P. A. Munz, R. D. Harwood 1920-5-2 3887 Los Angeles San Dimas Canyon. 457 Comment
  OBI8887  Lomatium utriculatum W. L. Jepson 1939-4-21 19228 A Los Angeles Leonis Valley 975 Comment
  RSA209538  Lomatium vaginatum C. W. Tilforth 1969-4-15 181 Los Angeles Between Whittier & West Covina along Colima Ave just n. of Punta del Este Rd. Comment
  CSUSB997  Lonicera japonica Anna Mayers 1978-5-14 Los Angeles Hollywood Hills, Griffith Park, off Bronson in the city of Los Angeles Comment
  HSC46500  Lotus argophyllus var. hancockii M. B. Dunkle 1939-4-4 7252 Los Angeles China Pt., Pyramid Cove, San Clemente Island Comment
  POM219964  Lotus argophyllus var. ornithopus F. R. Fosberg 1932-5-5 8111 Los Angeles Hill N Avalon, Santa Catalina Island. Comment
  RSA187688  Lotus corniculatus R. F. Thorne 1966-9-15 36700 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 213 Comment
  RSA273124  Lotus dendroideus var. dendroideus Glenn A. Gorelick 1978-5-26 s.n. Los Angeles Catalina Harbor, Santa Catalina Island. Comment
  RSA406915  Lotus dendroideus var. dendroideus C. B. Wolf 1941-6-24 4186 Los Angeles Santa Catalina Island. NW side of Isthmus Harbor 30 Comment
  RSA725599  Lotus dendroideus var. dendroideus Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 419 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  RSA485844  Lotus dendroideus var. traskiae T. S. Elias, Orlando Mistretta 1988-2-10 10673 Los Angeles San Clemente Island: south of Wilson's Cove on northeast part of island Comment
  RSA561590  Lotus grandiflorus var. grandiflorus Steve Boyd 1993-5-17 8146 Los Angeles North of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. at the western edge of the forest on ridge at head of Elsmere Canyon, north of Sombrero Road (3N64) and west of communications facility. 883 Comment
  UCR86841  Lotus hamatus Scott D. White 1995-4-27 2954 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA90299  Lotus hamatus F. W. Peirson 1920-5-3 2117 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  RSA406157  Lotus heermannii F. R. Fosberg 1930-7-3 S- 3109 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA611877  Lotus oblongifolius var. oblongifolius L. C. Wheeler 1932-8-2 1119 Los Angeles North Fork San Gabriel River 1372 Comment
  RSA652443  Lotus oblongifolius var. oblongifolius Marion P. Harthill 1972-4-8 640 Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest. 457 Comment
  UCR189667  Lotus purshianus R. G. Swinney 1998-7-6 6279 Los Angeles San Gabriel Mtns., 0.2 mi. up western tributary of Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  RSA0112021  Lotus salsuginosus Richard G. Swinney 2011-3-29 14275 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
  RSA781214  Lotus salsuginosus R. G. Swinney 2009-3-31 10224 Los Angeles mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  UC440451  Lotus scoparius Carl Epling and Lincoln Ellison 1929-3-16 Los Angeles Topanga Canyon Santa Monica Mountains Comment
  UCR117119  Lotus scoparius A. C. Sanders, D. Malueg 2001-5-17 24322 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  SEINET12151341  Lotus scoparius H. M. Hall 1902-1 3094 Los Angeles San Francisquito Pass 457 Comment
  HSC46492  Lotus scoparius subsp. traskiae M. B. Dunkle 1939-4-6 7285 Los Angeles Mosquito Habor, San Clemente Island Comment
  RSA660103  Lotus strigosus Orlando Mistretta 1992-6-12 533 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UC557699  Lotus strigosus Nell Murbarger Apr 1936 167 Los Angeles w side San Clemente Island Comment
  UCR126746  Lotus strigosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26233 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  UCR272009  Lotus strigosus R. G. Swinney 2010-4-28 12409 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR49804  Lotus strigosus R. Mattoni 1996-1 s.n. Los Angeles Southern coast, El Segundo Dunes, back edge of beach just west of Los Angeles International Airport. 6 Comment
  POM243730  Lotus strigosus var. strigosus F. R. Fosberg 1931-3-26 S- 4393 Los Angeles Santa Catalina Island. Above St. Catherine Hotel. 15 Comment
  RSA568531  Lotus unifoliolatus E. S. Spalding 1923-5-19 s.n. Los Angeles Roadside, Pasadena Comment
  RSA442345  Lupinus Robert M. Perkins 1935-3-31 13 Los Angeles Playa del Rey. Comment
  RSA675960  Lupinus agardhianus LeRoy Gross 2003-3-9 806 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
  UC1129272  Lupinus albifrons A. Lewis Feb 1934 294 Los Angeles Little Tujunga Canyon; San Fernando Quad., Little Tujunga Canyon Comment
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Nov 8 2011
  RSA588148  Lupinus bicolor Orlando Mistretta 1994-5-23 1225 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1341 Comment
  RSA620238  Lupinus bicolor B. Pitzer 1998-5-23 3734 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR281331  Lupinus bicolor R. G. Swinney 2014-5-15 16522 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  UCSB41990  Lupinus bicolor Purviance, Susan 1979-3-28 Los Angeles On Munz Ranch Road; 1 mi. west of Avenue I; Antelope Valley Comment
  SJSU13354  Lupinus breweri C. W. Sharsmith 1945-9-7 5468 Los Angeles E slope Mt Waterman, San Gabriel Mts 2042 Comment
  RSA188916  Lupinus concinnus Robert F. Thorne 1966-4-28 36202 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon 244 Comment
  RSA413469  Lupinus concinnus N. C. Cooper 1948-4-21 2696 Los Angeles Littlerock Reservoir. 762 Comment
  UCR221898  Lupinus concinnus R. G. Swinney 2009-4-28 10532 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA228888  Lupinus elatus R. F. Thorne 1971-8-25 41324 Los Angeles San Gabriel Mts., Angeles National Forest: near Windy Spring on N Slope of Mt Islip 2255 Comment
  RSA250475  Lupinus elatus R. F. Thorne, John Dourley 1967-10-10 37376 Los Angeles Cortelyou Springs 2072 Comment
Read comments
Aug 29 2011
  UCD107667  Lupinus excubitus Kenneth A. Wilson 1961-3-11 996 Los Angeles San Francisquito Canyon Road and Clear Water Canyon. Comment
  SEINET10485289  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA 6226 x 6453 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  RSA0003471  Lupinus guadalupensis Reid V. Moran 1941-2-18 587 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  RSA675807  Lupinus hirsutissimus LeRoy Gross 2003-3-7 762 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  UCR259973  Lupinus hirsutissimus R. G. Swinney 2010-4-28 12441 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA762600  Lupinus hyacinthinus Orlando Mistretta, Christine Mistretta 2008-4-4 2330 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 53 per TRTP survey; 2008) 1220 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
  RSA0073290  Lupinus laxiflorus var. cognatus Bonnie C. Templeton 1932-5-31 4857 Los Angeles East Blue Ridge, Big Pines Camp, San Gabriel Mts. Comment
  LA33934  Lupinus longifolius Peter H. Raven; 1959-5-3 12070 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  RSA1024  Lupinus longifolius J. T. Howell 1928-6-29 993 Los Angeles Near Santa Monica 76 Comment
  UC153541  Lupinus longifolius LeRoy Abrams 1902-7-10 2505 Los Angeles Playa del Rey; bluffs near the sea Comment
  UCR205182  Lupinus longifolius R. G. Swinney 2008-4-30 8714 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SBBG67043  Lupinus microcarpus var. microcarpus R. Hoffmann 1929-4-27 Los Angeles Little Martinez Crk near Castaic Comment
  OBI48499  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1346 Los Angeles Hwy 138 and 26th Ave in Palmdale Comment
  SEINET4035844  Lupinus nanus R. Moran 1941-1 587 Los Angeles Middle Ranch Creek, San Clemente Island. 30 Comment
  RSA413823  Lupinus odoratus var. odoratus Anstruther Davidson 1922-6-12 s.n. Los Angeles Lancaster, Los Angeles Comment
  SD262281  Lupinus sparsiflorus R. G. Swinney 2014-5-27 16657 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forks of Hooik 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
  UCR258497  Lupinus sparsiflorus R. G. Swinney 2010-3-10 11813 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UCR276793  Lupinus sparsiflorus R. G. Swinney 2011-3-29 14245 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  LA52449  Lupinus sparsiflorus subsp. sparsiflorus J. A. Ewan; April 1933 10909 Los Angeles 365 Comment
  UC1930005  Lupinus sparsiflorus subsp. sparsiflorus V. Soza, LeRoy Gross 2002-4-3 1373 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  RSA0082896  Lupinus succulentus R. G. Swinney 2010-5-7 12583 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
  RSA589508  Lupinus succulentus Tim S. Ross 1995-5-21 8603 Los Angeles San Clemente Island: Near head of Chenetti Canyon. just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft SSE of Rest triangulation point (1336 ft). 347 Comment
  RSA708555  Lupinus succulentus Valerie L. Soza, LeRoy Gross 2001-5-9 1197 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  SD69523  Lupinus succulentus Robert F. Thorne 1966-4-6 35886 Los Angeles Santa Catalina Island; dry ridge between White and Moonstone Coves. 14 Comment
  RSA414319  Lupinus succulentus E. S. Spalding 1923-3-28 s.n. Los Angeles Claremont. Comment
  SD113426  Lupinus succulentus Darley F. Howe 1947-3-23 1521 Los Angeles Palos Verdes Comment
  LA52451  Lupinus truncatus Carl Epling; 1931-3-21 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA414356  Lupinus truncatus M. B. Dunkle 1939-4-7 7334 Los Angeles Pyramid Cove, San Clemente Island. Comment
  CAS-BOT-BC231486  Lycium brevipes var. hassei Geo. B. Grant 1900-3-30 12469 Los Angeles Avalon, Santa Catalina Id. Comment
  CATA575  Lycium californicum Mark L. Hoefs 1991-4-16 1010 Los Angeles Santa Catalina Island: Hillside south-west of Little Harbor 9 Comment
  RSA428829  Lycium californicum F. H. Elmore 1939-2-18 397 Los Angeles San Clemente Island. Comment
  UCSB18024  Lycium cooperi Gates, C. 1963-5-3 Los Angeles State Highway 138, 11.2 miles E of Pearblossom 1066 Comment
  SD44601  Lyonothamnus floribundus Reid Moran 1949-2-8 3152 Los Angeles Canyon above Whites Landing, Catalina Id. Comment
  SEINET4090624  Lyonothamnus floribundus M. B. Dunkle 1939-1 7316 Los Angeles Mosquito Ridge, San Clemente Island. Comment
  SD85168  Lyonothamnus floribundus subsp. aspleniifolius Martin A. Piehl 1962-6-9 62321 Los Angeles Dry slope, head of canyon north of Chenity and south of Mosquito Cove, San Clemente Island 305 Comment
  SBBG53310  Lyonothamnus floribundus var. aspleniifolius D. M. Power 1972-11-11 Los Angeles head of first cyn S of Bryce Cyn Comment
  SBBG12779  Lyonothamnus floribundus var. floribundus E. R. Blakley 1961-9-24 4767 Los Angeles head of the E fork of Cherry Valley; head of a small cyn 152 Comment
  POM308912  Lythrum californicum Unspecified 1942-5-22 627 Los Angeles trail to Flumes 4 and 5 N side, San Dimas Experimental Forest, San Gabriel Mt. Comment
  CHSC95539  Madia gracilis LeRoy Gross; Naomi Fraga 2002-5-10 538 Los Angeles Transverse Ranges: San Gabriel Mountains Region: (Angeles National Forest road survey of 2002). Upper Monroe Road (2N16), from Camp Oak Grove to Glendora Mountain Road. 476 Comment
  UCD134315  Madia gracilis Daryl Koutnik 1978-6-3 5 Los Angeles Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 304 Comment
  CAS-BOT-BC231876  Malacothamnus davidsonii F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  RSA0127210  Malacothamnus davidsonii Louis C. Wheeler 1967-7-18 10109 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  UC1595304  Malacothamnus fasciculatus var. fasciculatus Tim Ross 1992-4-27 6237 Los Angeles S side of Indian Hill Mesa Claremont, Indian Hill Mesa 393 Comment
  UC566271  Malacothamnus fasciculatus var. fasciculatus A. D. Gifford 1935-1-7 406 Los Angeles 6 1/2 mi se Whitaker Peak; Tejon Quadrangle 518 Comment
  CAS-BOT-BC206293  Malacothamnus fasciculatus var. nuttallii Alice Eastwood 1933-10-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden Comment
  CAS-BOT-BC206366  Malacothamnus fremontii Ernest C. Twisselmann 1966-7-13 12617 Los Angeles Cuddy Canyon Road at the Ridge Route Freeway - San Emigdio Range and the Mt. Pinos Region 1188 Comment
  RSA730299  Malacothamnus fremontii R. G. Swinney 1998-9-4 6919 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA772109  Malacothamnus fremontii R. G. Swinney 2009-5-20 10842 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  SBBG121872  Malacothamnus fremontii A. Parikh, N. Gale 2005-5-20 774 Los Angeles North Sierra Pelona, 2 km S of California Aqueduct, 3.6 km W of St Hwy 14 1005 Comment
  UC1177003  Malacothamnus marrubioides Carl B. Wolf 1941-8-2 4412 Los Angeles Ridge route rd. S. Frenchman Flat Forst Service Camp Liebre Mts. 762 Comment
  CAS-BOT-BC345327  Malacothrix californica Steve Boyd; Lauren Raz 1997-4-16 9512 Los Angeles Liebre Mountains Region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01 960 Comment
  RSA599340  Malacothrix californica Steve Boyd, Lauren Raz 1997-3-26 9369 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UC68989  Malacothrix californica H. M. Hall June, 1905 6252 Los Angeles San Fernando Valley Comment
  CAS-BOT-BC345324  Malacothrix californica Geo. B. Grant 1902-5-1 745 Los Angeles Unspecified 304 Comment
  POM362281  Malacothrix foliosa House 1930-8-5 s.n. Los Angeles San Clemente Island Comment
  SEINET6808473  Malacothrix foliosa Unknown 1967-4-23 1618 Los Angeles San Clemente Island; San Clemente Island Comment
  SBBG20737  Malacothrix foliosa subsp. foliosa E. R. Blakley 1963-12-7 6324 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  SDSU19665  Malacothrix foliosa subsp. foliosa Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2193 Los Angeles San Clemente Island. Northern tip of island, west of Northwest Harbor, ca. 100 feet from intertidal zone. 3 Comment
  UCR259637  Malacothrix saxatilis R. G. Swinney 2010-4-15 12220 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  CAS-BOT-BC347940  Malacothrix saxatilis var. tenuifolia J. H. Thomas 1957-6-2 6804 Los Angeles Arroyo Seco under Colorado St. Bridge, Pasadena Comment
  SBBG12855  Malacothrix saxatilis var. tenuifolia E. R. Blakley 1961-9-23 4748 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 3 Comment
  SBBG18698  Malacothrix saxatilis var. tenuifolia E. R. Blakley 1963-4-9 5560 Los Angeles Pebbly Beach, S of Avalon 15 Comment
  SBBG66178  Malacothrix saxatilis var. tenuifolia R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SD92022  Malva assurgentiflora Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-22 22673 Los Angeles San Clemente Island; Wilsons Cove. 49 Comment
  UCR108641  Malva neglecta L. C. Wheeler 1970-5-14 s.n. Los Angeles Watts; Success Street, just south of 103d Street. 31 Comment
  UCR131416  Malva nicaeensis Alison Lipman 1998-3-12 s.n. Los Angeles South Coastal Plains Region, Rancho Palos Verdes, north of Montemalaga and west of Malaga Canyon 122 Comment
  SBBG31462  Malva parviflora R. F. Thorne 1966-4-4 35788 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  SFV18431  Malva parviflora C. Ferguson 1974-4-26 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Next to Nature Center. 460 Comment
  RSA434891  Malva parviflora F. R. Fosberg 1930-6-30 S- 3071 Los Angeles Del Rey. 2 Comment
  UC447139  Malva parviflora J. Ewan 1931-5-11 4188 Los Angeles 1 mi n of Van Nuys Estate (Los Angeles, West Sixth Street); Los Angeles, West Sixth Street Comment
  UCD116677  Malva parviflora Kenneth A. Wilson 1961-2-21 869 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  RSA0086540  Marah macrocarpa R. G. Swinney 2011-5-3 14575 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UC557758  Marah macrocarpa Nell Murbarger May, 1936 240 Los Angeles San Clemente Island Comment
  UCR182563  Marah macrocarpa Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  UCR261770  Marah macrocarpa R. G. Swinney 2010-2-27 11739 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
  LA200415  Marah macrocarpa Robert G. Engman; Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  RSA657458  Marah macrocarpa J. Keeling 1980-5-26 20 Los Angeles Verdugo Mountains; South end of dam. Beginning of Childs Canyon, 500 yards east of Allen Street. Glendale. 335 Comment
  RSA657364  Marrubium vulgare Joseph M. Keefe 2001-1-19 30953 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles. 305 Comment
  SFV17352  Marrubium vulgare J. N. Hogue 1998-4-26 s. n. Los Angeles Pasadena, Arroyo Seco near Rose Bowl. 259 Comment
  UC1584906  Marrubium vulgare Tim Ross 1991-4-8 4480 Los Angeles western Pomona (w foot Elephant Hill); San Dimas Quad., western Pomona, Elephant Hill 243 Comment
  RSA0035455  Marrubium vulgare Roxanne Smith 1991-4-30 8 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  RSA409819  Marrubium vulgare J. F. McBroom 1941-7-25 s.n. Los Angeles Pasadena foothills Comment
  SBBG19193  Marrubium vulgare M. A. Piehl 1963-12-8 63080 a Los Angeles mouth of Cave Cyn 1 Comment
  UCR246455  Matricaria occidentalis R. E. Riefner Jr. 2008-7-28 08- 253 Los Angeles South Coast, Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, vicinity of Vermont Ave and Normande Ave 1 Comment
  RSA723222  Medicago lupulina LeRoy Gross 2007-5-2 2665 Los Angeles Southern part of the range; Stough Canyon just below the nature center. 427 Comment
  POM2401  Medicago lupulina D. L. Crawford 1916-4-20 s.n. Los Angeles Claremont. Comment
  UC398766  Medicago polymorpha Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  UCR174985  Medicago polymorpha Holly Summers 2006-4-30 002 Los Angeles San Gabriel Mtns., hills northeast of Tujunga, foot of Bluegum Canyon, north side of Day St. between Leona Ave. an Haines Canyon Rd. 585 Comment
  UCR64583  Melampodium perfoliatum Geo. L. Moxley 1915-9-8 451 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Near Long Beach Comment
  RSA494611  Melianthus major A. C. Sanders 1988-5-18 7817 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, and E of Vista Del Mar Blvd. 1 Comment
  CAS-BOT-BC281529  Melica imperfecta W. R. Dudley 1900-7-9 s.n. Los Angeles Slope of San Gabriel Peak Comment
  POM357032  Melica imperfecta F. R. Fosberg 1931-4-3 4481 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Rd. 5 Comment
  RSA0106489  Melica imperfecta R. G. Swinney 2011-3-18 14159 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  RSA574300  Melica imperfecta R. G. Swinney 1994-5-7 2837 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  UCR155120  Melica imperfecta A. C. Sanders 2005-5-5 29935 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA623823  Melica stricta Arthur R. Kruckeberg 1940-6-3 5004 Los Angeles Islip, Buckhorn Trail 2073 Comment
  UC818915  Melica torreyana C. F. Baker May 1904 4782 Los Angeles hills near Claremont Comment
  POM156338  Melilotus indicus L. R. Abrams 1902-5-31 2482 Los Angeles Inglewood. Comment
  UC150059  Mentha X piperita LeRoy Abrams 1902-8-26 2978 Los Angeles Ballona Creek Mesmer; Ballona Creek Comment
  SBBG12380  Mentha canadensis E. R. Blakley 1961-8-18 4609 Los Angeles Zuma Beach Comment
  RSA0051408  Mentzelia affinis A. C. Sanders 2010-5-7 38338 Los Angeles Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary. 30 Comment
  PASA1548  Mentzelia albicaulis Stason 1930-5-18 Los Angeles Near Lancaster Comment
  CAS-BOT-BC226637  Mentzelia congesta Timothy S. Ross; Darin Banks 1994-6-21 7983 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2070 m NW of Pac. Mtn's 71240-foot summit 1962 Comment
  UCR191735  Mentzelia dispersa A. C. Sanders 2008-4-23 35080 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1130 Comment
  SD38201  Mentzelia micrantha Edith A. Purer 1931-5-8 2052 B Los Angeles Griffith Park Comment
  UCR177305  Mentzelia micrantha LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1042 Los Angeles Transverse Ranges; Verdugo Mountains region, South side of mountains, Brand Canyon, at check dam ( man-made waterfall), where the canyon forks 393 Comment
  RSA69572  Mentzelia micrantha F. W. Peirson 1919-5-14 2302 Los Angeles East trail to Mount Lowe. 1067 Comment
  UCR192202  Mentzelia veatchiana A. C. Sanders 2008-4-16 34897 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  RSA446886  Mentzelia veatchiana Christopher Davidson 1975-5-25 2564 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.1 mi past Sandberg Pk. 1646 Comment
  RSA511313  Mesembryanthemum crystallinum A. C. Sanders 1988-5-18 7833 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  SBBG96676  Mesembryanthemum crystallinum S. Boyd with T. Ross, L. Arnseth 1990-4-7 4273 Los Angeles lower half of China Cyn Comment
  CAS-BOT-BC435237  Mesembryanthemum crystallinum I. Johnston 1917-4-11 s.n. Los Angeles Wilmington Comment
  SD2089  Micranthes californica Ruth B. Randall August 1928 280 Los Angeles Big Tujunga Canyon Comment
  CAS-BOT-BC322635  Microseris douglasii subsp. platycarpha P. A. Munz 1923-4-10 6739 a Los Angeles San Clemente Island Comment
  RSA251534  Microseris douglasii subsp. platycarpha R. F. Thorne 1973-4-11 42819 a Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  RSA618728  Microseris heterocarpa Scott D. White 1998-5-19 6517 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I5fwy/ Old Ridge rout and the lake. Proposed N Lake Planned community. 427 Comment
  UCR155392  Microseris heterocarpa A. C. Sanders, T. B. Salvato 2005-4-26 29742 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
  UCR191687  Microseris heterocarpa A. C. Sanders 2008-4-18 34960 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 995 Comment
  RSA0092233  Microseris lindleyi R. G. Swinney 2011-5-12 14680 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  LA52353  Microsteris gracilis Carl Epling; March 1925 6526 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SBBG125530  Mimetanthe pilosa A. Parikh, N. Gale 2010-6-15 3295 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  RSA777687  Mimulus androsaceus Orlando Mistretta, Christine Mistretta 2010-5-19 5104 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  SFV3376  Mimulus androsaceus M. L. Vincent 1962-5-19 246 Los Angeles Mojave Desert One mile from the Pearblossom turnoff to Valyermo. 975 Comment
  POM34  Mimulus aurantiacus O. W. Robinson 1916-3-15 s.n. Los Angeles Johnson's Pastures. [N of Claremont] Comment
  RSA517144  Mimulus aurantiacus Tim S. Ross, S. D. Boyd 1990-5-14 2484 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Rander District. 1079 Comment
  RSA550787  Mimulus aurantiacus David M. Thompson 1992-5-22 1074 Los Angeles Above Claremont along Mt. Baldy Road; 0.8 roadmile above (N of) upper tunnel 1098 Comment
  SFV16365  Mimulus aurantiacus B. Kanno 1992-6-29 Los Angeles Santa Susana Mountains Stony Point. North end of CA-27. At top of rocky slope. 381 Comment
  POM19079  Mimulus aurantiacus var. parviflorus P. A. Munz 1923-4-10 6707 Los Angeles San Clemente Island; wall of canyon S of 'Lemon Tank' Comment
  RSA0091979  Mimulus aurantiacus var. pubescens R. G. Swinney 2011-7-7 15424 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UCSB22109  Mimulus aurantiacus var. pubescens Engel, C. 1967-3-21 Los Angeles On the south side of Cherry Cove; 2.8 mi. west of the Isthmus on the road to Emerald Bay, Santa Cataliina Island 76 Comment
  SEINET3159637  Mimulus bifidus G. B. Grant 1904-5-24 286 Los Angeles From Altadena, southern California. Comment
  LA51868  Mimulus brevipes Carl Epling; M. Epling 1925-5-2 sn Los Angeles Santa Monica Mountains, Griffith Park 335 Comment
  RSA579149  Mimulus brevipes Tim S. Ross, Darin Banks 1994-4-12 7483 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon. 524 Comment
  LA82052  Mimulus cardinalis O. H. Kappler; 1940-5-12 11 Los Angeles Santa Monica Mountains, West Fork, Las Trancas (Rattlesnake) Canyon 365 Comment
  LA93600  Mimulus floribundus Walt J Uwate; 1974-1 55 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, along Fire Rd. 30 between the windmill and the first tank S 380 Comment
  UC1349310  Mimulus floribundus Robert F. Thorne and M. Z. Thorne 1966-8-29 36572 Los Angeles ca. 3 mi s Coldbrook Campground (along branch of and along main stream of North Fork of San Gabriel River); San Gabriel Mts., Angeles National Forest 670 Comment
  RSA0105039  Mimulus guttatus R. G. Swinney 2011-4-26 14471 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
  RSA756736  Mimulus guttatus R. G. Swinney 2008-6-24 9094 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  SFV3395  Mimulus guttatus K. A. Wilson 1962-5-12 1274 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  UC1012128  Mimulus guttatus Francis W. Pennell 1940-4-18 25135 Los Angeles e Gorman (Route 99) 1127 Comment
  POM307079  Mimulus guttatus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1927 Los Angeles Between Walnut and Covina, near State school. Comment
  JEPS4691  Mimulus johnstonii F. W. Peirson 1918-6-30 196 Los Angeles summit Mt. Wilson; San Gabriel Mts. 1737 Comment
  RSA250364  Mimulus johnstonii Robert F. Thorne, Tilforth, Dourley, Scogin 1972-8-11 42199 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  RSA654417  Mimulus longiflorus Matt Brooks 1988-5-7 31 Los Angeles Whittier, Dark Canyon 0.2 miles east of its confluence with Sycamore Canyon. Comment
  UC27064  Mimulus moniliformis H. M. Hall 1896-8-5 287 Los Angeles Upper Schwartout Canyon San Antonio Mountains 2133 Comment
  RSA97700  Mimulus palmeri R. M. Straw 1954-6-16 626 Los Angeles Horse Flats Road, off Angeles Crest Hwy. Angeles National Forest. Comment
  RSA611641  Minuartia pusilla Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10121 B Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1121 Comment
  UC851747  Mirabilis laevis var. crassifolia F. R. Fosberg 1931-3-18 S 4293 Los Angeles Hamilton Canyon, Santa Catalina Island 10 Comment
  SD52890  Mirabilis laevis var. crassifolia Peter H. Raven 1962-5-9 17655 Los Angeles San Clemente Island; on rocky slopes along road just north of Guds. 249 Comment
  UC557812  Mirabilis laevis var. crassifolia Nell Murbarger Mar 1936 234 Los Angeles San Clemenete Island, California Comment
  LA51379  Modiola caroliniana R. L. Armacost; 1953-6-21 2 Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  UCR143093  Monardella breweri subsp. glandulifera Samuel R. Tyson 1943-9-1 s.n. Los Angeles San Gabriel Mountains, Brown's Flat, San Dimas Canyon 1250 Comment
  SD41984  Monardella exilis Darley F. Howe 1947-5-5 1527 Los Angeles Between Palmdale and Littlerock. Comment
  RSA733720  Monardella saxicola R. G. Swinney 2000-6-25 7800 Los Angeles San Gabriel Mtns.: ridge on west side of San Antonio Canyon, between Evey Canyon and nameless 1st canyon to north, c. 1/2 mi. west of San Antonio Cyn. Rd. 1159 Comment
  LA33475  Mucronea californica Peter H. Raven; Henry J. Thompson 1959-6-4 14318 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA737073  Muhlenbergia californica Scott D. White, Justin M. Wood 2008-10-7 12560 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  CAS-BOT-BC275285  Muhlenbergia microsperma Carl Epling 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  UCR259933  Muhlenbergia microsperma R. G. Swinney 2010-3-18 11970 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
  RSA0064055  Muhlenbergia rigens R. G. Swinney 2010-9-9 13759 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA607384  Muhlenbergia rigens L. C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek off Big Tujunga. 1493 Comment
  UCR180070  Muhlenbergia rigens R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon. Lewis Paul Falls 518 Comment
  RSA718268  Muilla maritima R. G. Swinney 1998-4-14 5992 Los Angeles Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  SBBG57541  Muilla maritima R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  UCR124717  Muilla maritima B. C. Templeton 1933-6-15 5141 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  SBBG52892  Munzothamnus blairii F. C. Boutin 1967-4-23 1688 Los Angeles cyn wall in next major drainage way and cyn SE of Lemon Tank Comment
  UCR190344  Nama demissa R. G. Swinney 2001-4-18 7919 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UC24134  Nama demissa var. demissa Jos. Burtt Davy May 1896 2558 b Los Angeles Antelope Valley Comment
  RSA91824  Nassella cernua F. W. Peirson 1923-4-12 3419 Los Angeles Wilson's Cove, San Clemente Island Comment
  CAS-BOT-BC259920  Nassella lepida A. J. McClatchie 1893-6-1 s.n. Los Angeles Pasadena Comment
  UC821953  Nassella lepida Marcus E. Jones, A. M. 1882-5-2 3544 Los Angeles Pasadena Comment
  RSA91680  Nassella lepida F. W. Peirson 1918-4-28 1586 Los Angeles Summit of Turnbull Canyon, hills above Whittier Comment
  RSA251420  Nassella pulchra R. F. Thorne 1966-4-17 36133 Los Angeles San Clemente Island, near Lemon Tank S of Nanny, NE side of island. 305 Comment
  RSA725308  Nassella pulchra K. Dobry 1991-5-22 d- 651 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  CATA3051  Nasturtium officinale Amy Catalano 2016-3-25 063 Los Angeles Santa Catalina Island: Fern Canyon, about 0.6 miles up canyon, in drainage bottom 174 Comment
  POM273130  Nasturtium officinale George B. Grant 1898-4-6 372 a Los Angeles Los Angeles River Comment
  UC303713  Navarretia hamata I. Johnston 1917-5-13 986 Los Angeles San Gabriel Wash 152 Comment
  UCR177760  Navarretia hamata subsp. hamata LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1074 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  RSA190949  Navarretia hamata subsp. leptantha R. F. Thorne 1966-4-29 36307 Los Angeles Santa Catalina Island: hillside along Airport Road before turn-off to Middle Ranch Canyon 457 Comment
  SBBG122012  Navarretia setiloba A. Parikh, N. Gale 2003-6-13 755 Los Angeles E of dirt track between Cruzan Mesa and Plum Cyn, 1.9 km W of Sierra Hwy, 2 km SW of Vazquez Cyn Rd 670 Comment
  RSA777928  Nemacladus orientalis Orlando Mistretta, Christine Mistretta 2010-5-20 5160 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  RSA421328  Nemophila menziesii T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA660848  Nemophila menziesii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 13 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA608053  Nemophila menziesii Louis C. Wheeler 1931-2-7 s.n. Los Angeles Sargent's Grove. Comment
  CATA218  Nemophila menziesii var. menziesii Mark L. Hoefs, A. Douglas Propst 1973-5-4 204 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  UC2042003  Nephrolepis cordifolia R. E. Riefner Jr. 2014-7-27 14 -261 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. Comment
  SD253360  Nerium oleander R. G. Swinney 2011-3-26 14215 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1-0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  CAS-BOT-BC349859  Nicolletia occidentalis Timothy S. Ross; J. Mark Porter 1994-5-1 7613 a Los Angeles Southwestern Mojave Desert: open desert along North 240th Street East, ca 3700 m NNE of Moody Springs and 3300 m W of the L.A./San Bern. County line 870 Comment
  PASA2136  Nicotiana glauca A. Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  RSA426782B  Nicotiana glauca F. R. Fosberg 1931-7-14 S- 5408 Los Angeles Whites' Landing, Santa Catalina Island. 5 Comment
  SBBG12486  Nicotiana glauca E. R. Blakley 1961-9-23 4718 Los Angeles SE side of Catalina Harbor 15 Comment
  SBBG17388  Nicotiana glauca K. A. Wilson, D. E. Bianchi 1961-2-2 815 Los Angeles Santa Susana Mtns, Granada Hills, base of Limeklin Cyn Comment
  SEINET6174946  Nicotiana quadrivalvis var. bigelovii G. B. Grant 839 Los Angeles Covina Comment
  SEINET10696841  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3974 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696852  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3963 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCSB45280  Notholaena californica Hendrick, Roy 1977-5-21 Los Angeles Encinal Canyon Rd, 3.6mi E of California Hwy 1 493 Comment
  UCD124109  Nuttallanthus texanus Daryl Koutnik 1978-4-14 363 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  JEPS44060  Oenothera californica W. L. Jepson 1939-4-21 19225 Los Angeles Saugus 356 Comment
  RSA114435  Oenothera californica subsp. californica Harlan Lewis, H. Weberg 1957-4-13 s.n. Los Angeles Littlerock, roadside in desert [burg?]. Comment
  UC20445  Oenothera deltoides subsp. deltoides J. Burtt Davy May 9 1896-May 24 1896 2276 Los Angeles Lancaster Antelope Valley Comment
  RSA0018731  Oenothera elata subsp. hirsutissima LeRoy Gross, Evan Meyer, Bart O Brien 2013-10-17 6203 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  RSA226932  Oenothera elata subsp. hirsutissima Robert F. Thorne, C. W. Tilforth 1971-6-17 39962 Los Angeles 2 mi up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  UC1007162  Oenothera elata subsp. hirsutissima Philip A. Munz 1935-9-22 14002 Los Angeles Claremont Comment
  UCR23469  Oenothera rosea Alfred R. Roos 1958-6-17 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
  CATA1821  Olea europaea Benjamin E. Carter 2012-8-31 7022 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  SBBG53174  Oligomeris linifolia S. A. Junak 1978-4-15 SCa 12 Los Angeles Lion's Head Pt, N side of Cherry Cove Comment
  SD230196  Opuntia Steve Boyd, Lauren Raz 1997-5-28 9888 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. Local on dry benches of side drainage northeast of Platanus grove. 865 Comment
  POM317741  Opuntia littoralis David Walkington 1963-6-25 193 Los Angeles Ca 50 yards N of Puddingstone rd on Casa de Carrion homestead, west of house. 305 Comment
  POM314676  Opuntia vaseyi J. N. Rose 1908-05 12002 Los Angeles Vicinity of Fernando. Comment
  CAS-BOT-BC58027  Opuntia vaseyi Joseph Andorfer Ewan 1937-8-15 10973 Los Angeles Field redacted by CAS, contact the data manager for more information 518 Comment
  CAS-BOT-BC502622  Orobanche bulbosa Ernest C. Twisselmann 1959-6-2 5354 Los Angeles Liebre Mountain Road, 0.3 i E of the old Ridge Route 1249 Comment
  RSA0104815  Orobanche bulbosa Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek. 579 Comment
  UCSC000709  Orobanche bulbosa Jerome S. Horton 1935-6-21 185 Los Angeles Pomona, Tanbark Flat 823 Comment
  SEINET13276819 Image available Orobanche fasciculata R. G. Swinney 2011-1 1531 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  UC303472  Orobanche fasciculata I. M. Johnston 1917-7-30 1556 Los Angeles San Antonio Mountains, Cucamonga Peak. Comment
  UCR127031  Orobanche fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26946 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  CAS-BOT-BC499908  Orobanche fasciculata C. Epling; C. Darland 1935-6-1 s.n. Los Angeles Tujunga Canyon Comment
  RSA640511  Orobanche parishii subsp. parishii Louis C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  RSA0066498  Orobanche parishii subsp. parishii Ivan M. Johnston 1917-7-1 1431 Los Angeles Evey Canyon. 838 Comment
  RSA765570  Orthocarpus erianthus Doris Bowers 1968-3-24 283 Los Angeles Portuguese Bend, Palos Verde Peninsula 30 Comment
  RSA407981  Orthocarpus purpurascens A. C. Johnston 1907-03 3461 Los Angeles Garvanza Comment
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Nov 25 2011
  RSA0048360  Orthocarpus purpurascens Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga, Anderson's Place, Robinson Road. 274 Comment
  SEINET11602262 Image available Osmadenia tenella G. B. Grant 1904-5-24 125 Los Angeles Pasadena Comment
  UC501491  Osmorhiza brachypoda Joseph Andorfer Ewan 1932-6-17 7349 Los Angeles Arroyo Seco San Gabriel Mountains (stream bottom) 1097 Comment
  POM175382  Oxytheca parishii var. parishii West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Saddle just east of Mt. Islip, San Gabriel Mountains. Comment
  POM50438  Oxytheca parishii var. parishii L. R. Abrams 1901-07 1893 Los Angeles Wilson's Peak. 1768 Comment
  RSA679941  Oxytheca trilobata LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 939 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  RSA65000  Oxytheca trilobata Joseph A. Ewan, A. N. Dunn 1933-7-23 7825 Los Angeles Tujunga Creek at Alder Cr. Jct. Upper Sonoran zone. 1037 Comment
  RSA700423  Packera ionophylla Gary D. Wallace 1985-7-5 2231 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  RSA733163  Packera ionophylla R. G. Swinney 1997-6-13 5586 Los Angeles South of Pinon Hills, ridge NE of Table Mt. near LA Co. line. 1829 Comment
  RSA669710  Paeonia californica LeRoy Gross 2002-2-24 487 Los Angeles Northwest side; Entered at the corners of Ledge Ave. and Tuxford St. off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek 305 Comment
  RSA713803  Panicum capillare Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1361 Los Angeles Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  SEINET10596831  Parapholis incurva Timothy S. Ross 1992-4-14 Ross 6183 Los Angeles San Clemente Island: Lemon Tank Road, 25 m ESE of its intersection with the main N-S island road. Locally common annual weed along ruts and margins of the road on hard-packed clay soil. Surrounding vegetation disturbed Stipa grassland with Trifolium spp.,. Achillea, Vulpia myuros, etc. 341 Comment
  UCD110573  Passiflora caerulea A. C. Sanders; D. Malueg 2001-5-17 24330 Los Angeles Los Angeles Basin. Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 121 Comment
  SEINET10682157  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 430 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #101 in Honduras Comment
  UCR95190  Pectocarya penicillata L. C. Wheeler 1967-5-9 9390 Los Angeles San Gabriel Mtns, Aliso Canyon, east of Acton, c. 1 mi downstream from Wagonwheel Ranch 1067 Comment
  UCR237910  Pectocarya setosa Mark A. Elvin 2003-5-1 2499 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  POM368829  Pectocarya setosa George R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  RSA425328  Pedicularis semibarbata Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UCR209856  Pedicularis semibarbata R. G. Swinney 2008-7-15 9207 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UC812332  Pellaea andromedifolia Geo. L. Fisher 1920-7-9 Los Angeles Mt Wilson; Los Angeles 548 Comment
  RSA787611  Pellaea andromedifolia M. B. Dunkle 1929-1-26 2043 Los Angeles Little Gibralter, Santa Catalina Island. Comment
  UC42641  Pellaea andromedifolia O. D. Allen 1884-12-25 4 Los Angeles bank of the Arroyo Seco near Pasadena Comment
  UCSB31752  Pellaea mucronata subsp. californica Miller, Brian 1960-7-7 Los Angeles Dawson Saddle Area, San Gabriel Mountains 2377 Comment
  CATA374  Pellaea mucronata var. mucronata Mark L. Hoefs 1974-4-30 428 Los Angeles Santa Catalina Island: Hermit's Gulch, by trail, north exposure 99 Comment
  RSA741138  Penstemon caesius Naomi S. Fraga, Duncan S. Bell 2008-6-30 2294 Los Angeles Summit of Mount Baden-Powell 2835 Comment
  RSA0091796  Penstemon centranthifolius Bonnie C. Templeton 1957-4-27 s.n. Los Angeles Bouquet Canyon. Comment
  NY601158  Penstemon grinnellii N. H. Holmgren 1966-5-29 2609 Los Angeles San Gabriel Mountains, Grandview Canyon, County road N4, 4.5 miles below (west-northwest of) Big Pines Station. 1706.9 Comment
  RSA408051  Penstemon grinnellii subsp. grinnellii L. E. Hoffman 1929-7-23 s.n. Los Angeles Wash. Head [of] Pacoima Canyon, Angeles National Forest. Comment
  POM4520  Penstemon heterophyllus var. australis Ernest Braunton 1903-06 893 Los Angeles Near Los Angeles. Comment
  UC314542  Penstemon heterophyllus var. australis Marcus E. Jones, A. M. 1926-5-7 Los Angeles Claremont Comment
  RSA701153  Penstemon rostriflorus Valerie L. Soza, LeRoy Gross, Bill Hogshead 2002-5-9 s.n. Los Angeles Along Sunset Ridge Fire Road 2N07.1, NW side of Sunset Peak. Comment
  RSA79870  Penstemon speciosus F. W. Peirson 1922-7-5 3193 Los Angeles Big Pines Meadow, north side of San Gabriel Mountains 2073 Comment
  NY661209  Penstemon spectabilis var. subviscosus F. W. Pennell 1940-4-30 25300 Los Angeles Route 27, road to Saddle Peak, west of Topanga, Santa Monica Mountains 731.5 Comment
  SD82695  Pentagramma triangularis Louis C. Wheeler 1931-7-29 Los Angeles San Antonio Mountains, Coble's Canyon 609 Comment
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Jan 2 2014
  RSA0062903  Pentagramma triangularis T. S. Ross 1991-3-24 4296 Los Angeles Whittier Hills (Puente Hills, pro parte): Small canyon that drains northward to Turnbull Canyon from the NW side of Workman Hill. 341 Comment
  LA227  Pentagramma triangularis subsp. triangularis I. L. Nelson; 1950-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  LA94189  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-13 1736 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  SBBG98216  Pentagramma triangularis subsp. triangularis F. W. Peirson 1919-12-2 1502 Los Angeles W Fk of Rubio Cyn 746 Comment
  UCSB62244  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-8-28 Los Angeles San Gabriel Mtns., vicinity of Mt. Gleason, Moody Cyn. Rd., ca. 3 miles down from Mt. Gleason Rd. 1463 Comment
  RSA0066307  Pentagramma viscosa George B. Grant, Walter Wheeler 1904-4-25 3350 Los Angeles Santa Catalina Island. Comment
  RSA459081  Perideridia parishii subsp. latifolia L. E. Hoffman 1932-8-14 16276 Los Angeles Mt. Islip, Angeles National Forest, [San Gabriel Mountains] Comment
  SBBG31540  Perityle emoryi R. M. Beauchamp 1967-3-18 291 Los Angeles Lemon Tank Comment
  UC1211034  Perityle emoryi Huron H. Smith 1912-5-31 5052 Los Angeles Pebble Beach Road Santa Catalina Isl. 7 Comment
  UC1215167  Perityle emoryi Peter H. Raven 1962-4-12 17323 Los Angeles near foot of canyon s of canyon below the Tomb (w side of San Clemente Island); San Clemente Island 137 Comment
  RSA344533  Perityle emoryi F. C. Boutin 1967-4-23 1672 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 305 Comment
  SD51752  Petalonyx thurberi subsp. thurberi Rimo Bacigalupi 1952-8-8 3897 Los Angeles In wash of Bee Creek, a tributary of Soledad Creek; in Soledad Canyon, 2.1 miles west of junction of Soledad Canyon road and Agua Dulce Canyon road. 526 Comment
  RSA423793  Petunia hybrida James M. Clisbe 1930-5-2 16056 Los Angeles Laurel Canyon. Comment
  SBBG33428  Phacelia bicolor A. D. E. Elmer -Jun-1902 Los Angeles Acton Comment
  UC24310  Phacelia bicolor var. bicolor Dr. A. Davidson May 1874 Los Angeles Antelope Valley Comment
  OBI70448  Phacelia brachyloba David J. Keil 1992-4-24 s.n. Los Angeles Outskirts of Lancaster along Ave. 1 700 Comment
  RSA182324  Phacelia brachyloba J. Olmstead 1962-4-30 3403 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  RSA487576  Phacelia brachyloba M. V. Hood 1944-5-21 s.n. Los Angeles Monte Nido. 168 Comment
  CLARK-A1528-2996  Phacelia cicutaria John C. Roos 1947-5-17 3627 Los Angeles Placerita Canyon Comment
  RSA730281  Phacelia cicutaria var. hispida R. G. Swinney 1998-8-1 6622 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River. 1427 Comment
  RSA427662  Phacelia cicutaria var. hispida E. S. Spalding 1923-5-20 s.n. Los Angeles Fish Canyon. Comment
  LA35886  Phacelia cicutaria var. hubbyi Peter H. Raven; Henry J. Thompson 1960-4-12 15023 Los Angeles Santa Monica Mountains, Mulholland Drive, 3.1 W of Las Virgenes Road 274 Comment
  SD260258  Phacelia cryptantha R. G. Swinney 2010-5-19 12828 Los Angeles San Gabriel Mountains/Western Mojave Desert Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just W of Angeles Nat. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 mi. due W of Mt Emma Rd. 1335 Comment
  UCR197755  Phacelia cryptantha Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 5 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  HSC87037  Phacelia distans A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7770 Los Angeles Lancaster, near Quartz Hill, S of Ave. L at 37th St. W 747 Comment
  POM73958  Phacelia distans George B. Grant 1905-4-26 s.n. Los Angeles Garvanza. Comment
  UC50353  Phacelia distans H. M. Hall April, 1903 3775 Los Angeles Playa del Rey Comment
  SD52842  Phacelia distans Peter H. Raven 1962-4-11 17306 Los Angeles San Clemente Island; on sandy flats just south of Eel Point. 6 Comment
  UC24485  Phacelia distans Harley P. Chandler 1897-3-12 Los Angeles Claremont 365 Comment
  UC1537526  Phacelia douglasii Gordon H. True Jr. 1935-3-27 181 Los Angeles 3 mi sw Palmdale 914 Comment
  RSA599666  Phacelia egena Steve Boyd, Lauren Raz 1997-5-1 9684 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
  SBBG108908  Phacelia floribunda S. A. Junak 1997-3-11 SCl 744 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.25 mi S of Triangulation Pt Guds 164 Comment
  UC1046928  Phacelia imbricata L. R. Heckard 1953-6-14 496 Los Angeles along road to Horse Flat Public Camp near junction of road to Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  POM3745  Phacelia imbricata subsp. imbricata D. L. Crawford 1915-7-10 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  RSA717786  Phacelia imbricata subsp. imbricata R. G. Swinney, Dave Larson 1996-7-17 5120 Los Angeles San Dimas Experimental Forest, east half (grass portion) of Browns Flst 1317 Comment
  RSA150669  Phacelia lyonii Peter H. Raven 1962-5-8 17602 Los Angeles San Clemente Island: second canyon south of Seal Cove. 30 Comment
  RSA656666  Phacelia minor B. Brady 1980-6-1 21 Los Angeles Big Tujunga Canyon 457 Comment
  SD125447  Phacelia minor Daryl Koutnik, John Cuti 1978-4-12 338 Los Angeles Verdugo Mountains, S of La Tuna Canyon Road 579 Comment
  UCD120571  Phacelia minor Daryl Koutnik; John Cuti 1978-4-12 338 Los Angeles Verdugo Mountains, south of La Tuna Canyon Road. 579 Comment
  UCR281844  Phacelia minor R. G. Swinney 2014-5-8 16438 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  RSA428074  Phacelia minor Donald R. Bissing 1973-5-18 82 Los Angeles Evey Canyon 0.7 mile from canyon mouth 780 Comment
  UC1375314  Phacelia minor Gary D. Cromwell and David W. Wheat 1971-4-21 566 Los Angeles 2 mi ne Glendora; San Gabriel Mountains, Angeles National Forest, Mystic Canyo 518 Comment
  RSA0081631  Phacelia ramosissima R. G. Swinney 2010-8-30 13627 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  UCR218006  Phacelia ramosissima A. C. Sanders, Dan S. Cooper 2010-8-5 38584 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  LA200572  Phacelia viscida Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA785818  Phacelia viscida K. Dobry 1991-5-22 642 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  RSA623469  Phalaris aquatica L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). Comment
  UC73642  Phlox gracilis Geo. B. Grant Jun 1900 784 Los Angeles Lincoln Park Comment
  RSA746966  Pholistoma auritum R. G. Swinney 2008-4-9 8624 Los Angeles Glendora, Wildwood Canyon. 329 Comment
  RSA772278  Pholistoma auritum R. G. Swinney 2009-5-8 10695 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  SD75545  Pholistoma auritum var. auritum Reid Moran 1941-3-7 684 Los Angeles Santa Catalina Island, Middle Ranch 199 Comment
  UCR188889  Pholistoma auritum var. auritum R. G. Swinney 1990-5-3 1583 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1.2 miles NE of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  UC1971603  Pholistoma membranaceum Louis C. Wheeler 1968-4-17 s.n. Los Angeles SAN GABRIEL MTNS.: Big Rock Creek, 3/4 mile north of Big Rock Springs. Comment
  UCR277246  Pholistoma membranaceum R. G. Swinney 2011-4-19 14395 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  CATA596  Pholistoma racemosum Mark L. Hoefs 1991-4-7 1041 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  RSA248847  Pholistoma racemosum Robert F. Thorne 1973-4-11 42868 Los Angeles Middle part of Norton Canyon. San Clemente Island. 274 Comment
  SBBG118691  Pholistoma racemosum O. Mistretta 1992-4-4 130 Los Angeles San Clemente Island, Stabilized dune Comment
  RSA133174  Phoradendron macrophyllum Philip A. Munz 1960-1 s.n. Los Angeles 4141 Via Padova, Padua Hills, three miles north of Claremont. 518 Comment
  RSA420806  Phoradendron macrophyllum L. E. Hoffman 1932-2-27 s.n. Los Angeles Big Rock Creek Comment
  CAS-BOT-BC141156  Phoradendron serotinum subsp. macrophyllum Louis C. Wheeler 1932-1-10 437 Los Angeles Puddingstone 304 Comment
  UCR258617  Phoradendron tomentosum R. G. Swinney 2010-9-13 13808 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  RSA649656  Phoradendron villosum Michael Horn 1991-4-30 16 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  LA7071  Phyllospadix torreyi Monte Lloyd; 1950-7-15 500715p 1500 Los Angeles Santa Monica Mountains, a few mi. N of Santa Monica along Pacific Coast Hwy Comment
  RSA682966  Phyllospadix torreyi E. Yale Dawson 1957-3-14 16351 Los Angeles Lechuza Point, Los Angeles County Comment
  RSA658942  Pinus attenuata D. Roche 1998-5-26 24 Los Angeles Mt. Baldy Road 1.7 miles from the intersection of Mills Ave. and Mt. Baldy Rd. 579 Comment
  UCSB11338  Pinus contorta subsp. murrayana Haller, John 1961-8-29 Los Angeles At Lodgepole Picnic Area, Angeles Crest Highway, 9.3 mi. by road west of Big Pines Ranger Station, 1.5 miles east of Dawson Saddle; San Gabriel Mts. 2316 Comment
  CATA1927  Pinus halepensis Amy Catalano, Anne Kelly 2014-10-14 018 Los Angeles Santa Catalina Island: One-quarter mile west of Cape Canyon reservoir, along Cape Canyon Road 303 Comment
  RSA250447  Pinus jeffreyi Robert F. Thorne, J. Dourley 1967-10-3 37291 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  UCR124701  Pinus lambertiana B. C. Templeton 1932-5-31 4863 Los Angeles San Gabriel Mtns., between Big Pines Park and Jackson Lake, Angeles National Forest 2000 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
  RSA777522  Pinus monophylla R. G. Swinney 2009-5-20 10854 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  CATA1818  Pinus radiata Benjamin E. Carter 2012-8-31 7018 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  RSA747450  Pistacia chinensis A. C. Sanders, T. B. Salvato 2009-5-21 36903 Los Angeles San Gabriel Valley: Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines. 64 Comment
  CHSC79242  Pittosporum tobira Joseph Towner 1957-1-1 Los Angeles UCLA. Comment
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Jul 7 2010
  HSC104241  Plagiobothrys arizonicus R. G. Swinney 2009-4-24 10450 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  IRVC28374  Plagiobothrys arizonicus A. C. Sanders 2003-4-28 26091 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  UCR126605  Plagiobothrys arizonicus A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26062 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  UCR170396  Plagiobothrys arizonicus John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  SFV6242  Plagiobothrys canescens M. H. Grayum, A. Starrett, D. Friesen 1974-5-18 s. n. Los Angeles Santa Susana Mountains Ridge separating upper Ybarra Canyon from East Fork of Devil Canyon. 884 Comment
  UC537069  Plagiobothrys canescens P. A. Munz 1934-4-2 13141 Los Angeles Puddingstone Canyon San Dimas 304 Comment
  UCR187266  Plagiobothrys canescens A. C. Sanders 2006-4-18 32097 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  UCR84480  Plagiobothrys canescens T. S. Ross, D. L., D. L. Banks 1994-4-12 7501 Los Angeles San Gabriel Mtns., San Francisquito Canyon, westerly ridge descending from SW/NE-trending ridge which divides San Francisquito Canyon from Dry Canyon; c. 480 m SE of where Drinkwater Canyon joins San Francisquito Canyon 671 Comment
  SD69475  Plagiobothrys collinus var. gracilis Robert F. Thorne 1966-4-5 35804 Los Angeles Santa Catalina Island; west slope of Black Jack Mountain. 518 Comment
  RSA3707  Plantago coronopus Carl B. Wolf 1932-5-11 3554 Los Angeles San Clemente Island. West side of Isthmus Harbor. 15 Comment
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Jan 23 2014
  POM243770  Plantago erecta F. R. Fosberg 1931-4-23 S- 4689 Los Angeles Santa Catalina Island. Headwaters of Swain's Canyon, NE slopes of Black Jack Mountain. 350 Comment
  SBBG113119  Plantago erecta S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 354 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  SD252363  Plantago erecta Steven A. Junak 1999-5-20 Sca 935 Los Angeles Santa Catalina Island: On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mile up from reservoir. 256 Comment
  POM16378  Plantago erecta Fossler 1923-4-2 s.n. Los Angeles Near Arroyo Seco, Pasadena Comment
  RSA401975A  Plantago erecta Geo. L. Moxley 1915-5-9 321 Los Angeles N of Highland Park. Comment
  RSA401977B  Plantago erecta Ora M. Clark 1929-3-29 1818 Los Angeles East Sandberg. Comment
  SD253521  Plantago major R. G. Swinney 2011-10-27 15931 Los Angeles San Gabriel Mountains: 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Canyon and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway. 633 Comment
  SD251773  Plantago ovata M. B. Dunkle 1939-4-5 7269 Los Angeles San Clemente Island: China Point. Comment
  RSA70071  Platanthera sparsiflora Frank W. Peirson 1921-7-17 4283 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  RSA720610  Platanthera sparsiflora Richard G. Swinney 1997-7-23 5722 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  UCR95402  Platanus racemosa L. C. Wheeler 1966-11-19 9136 Los Angeles San Gabriel Mtns., Tunnel Bypass, 0.25 mi upstream from Dutch Louie Camp, Pacoima Canyon 716 Comment
  SFV1380  Platystemon californicus M. L. Vincent 1962-5-7 229 Los Angeles Mojave Desert Highway 0.5 miles from main highway at Pearblossom turnoff to Valyermo. 975 Comment
  RSA592263  Platystemon californicus Louis C. Wheeler 1967-5-12 9484 Los Angeles San Gabriel Mountains. Between summits 4174 and 4183, east of Vincent. 1250 Comment
  RSA66237  Platystemon californicus F. W. Peirson 1903-2-24 1885 Los Angeles Valley at Eagle Rock Comment
  UCD150970  Pluchea sericea D. S. Park 2010-4-27 56 Los Angeles Ranch Santa Ana Botanic Garden 369 Comment
  SEINET10861533  Poa Hermann E. Hasse Hasse s.n. Los Angeles Comment
  RSA484215  Poa secunda Anstruther Davidson 1890-1 s.n Los Angeles Los Angeles Comment
  SFV22104  Poa secunda R. G. Swinney 2009-6-3 11045 Los Angeles San Gabriel Mountains Horse Flats, 1 air mile north-northwest of Newcomb's Ranch at Angeles Crest Highway (Highway 2). Flats with shallow channel with areas of surface water. 1720 Comment
  UCR126801  Poa secunda L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns., Aliso Canyon c. 0.5 mi SSW of Blum Ranch 945 Comment
  UCD92410  Poa secunda subsp. juncifolia R. Tofsrud 1949-4-1 s.n. Los Angeles Highway 138, between Pearblossom and Cajon. Comment
  RSA587471  Poa secunda subsp. secunda Orlando Mistretta, Steve Boyd, Darin L. Banks 1994-4-29 1119 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1524 Comment
  SEINET13387060 Image available Polemoniaceae R. G. Swinney 2011-1 15500 Los Angeles San Gabriel Mountains: "Strawberry Potrero", uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5' Q.) 1426 Comment
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Sep 13 2018
  UCR11363  Polycarpon tetraphyllum O. F. Clarke 1968-9-14 s.n. Los Angeles Los Angeles, 2921 S Sepulveda Blvd, near the interchange of the Santa Monica (I-10) and the San Diego (405) Fwy 39 Comment
  RSA226004  Polygonum arenastrum Robert F. Thorne, C. W. Tilforth 1971-6-29 40652 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  UC905077  Polygonum argyrocoleon John Thomas Howell 1948-7-2 24770 Los Angeles Palos Verdes Hills Comment
  UCR229148  Polygonum argyrocoleon Dan S. Cooper 2011-5-13 511- 72 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR48185  Polygonum argyrocoleon R. F. Thorne 1975-9-4 47394 Los Angeles Santa Catalina Island; Fisherman's Cove; campus of USC Marine Science Center Comment
  RSA613275  Polygonum ramosissimum Louis C. Wheeler 1976-3-20 s.n. Los Angeles Long Beach Harbor: Windham Street at Embarcadero Street. Comment
  CHSC8330  Polypodium californicum Edward L. Smith 1957-5-30 12 Los Angeles Located at Little Dalton Canyon, San Gabriel Mts. 365 Comment
  SEINET5778147 Image available Polypodium californicum Marcus E. Jones 1882-1 Los Angeles Pasadena Comment
  UCSB62411  Polypodium californicum Kendall, M. Los Angeles Lone Hill Comment
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Sep 26 2016
  POM12211  Polypodium californicum M. L. Kendall 1921-2-11 18 Los Angeles Fish Canyon. Comment
  UCSB62325  Polypodium californicum Kiefer, Lawrence 1966-4-10 Los Angeles Santa Monica Mtns., Rustic Canyon, ca. 0.25mi S of Camp Josepho 304 Comment
  UCSB62407  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  UCSB62442  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  CAS-BOT-BC232411  Polypogon monspeliensis Rev. J. C. Nevin 1904-5-1 s.n. Los Angeles San Fernando Comment
  SBBG59510  Polypogon monspeliensis R. Hoffmann 1926-4-19 Los Angeles Antelope Valley Comment
  UCR123249  Polypogon monspeliensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25484 B Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  RSA385505  Polypogon viridis Robert Gustafson 1981-4-29 2212 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA593491  Polypogon viridis Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8839 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA0091789  Polystichum munitum R. G. Swinney 2011-11-1 15953 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA191080  Portulaca oleracea R. F. Thorne, M. Z. Thorne 1967-7-2 37232 Los Angeles San Antonio Canyon; Chapman Ranch, above Mt. Baldy Village. 1356 Comment
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Mar 12 2019
  SEINET3892554  Potamogeton foliosus Louis C. Wheeler 1946-10-26 6388 Los Angeles San Gabriel Mountains: San Gabriel Canyon; 0.8 miles upstream from mouth at first bridge, north side.; 0 259 Comment
  SEINET3892988  Potamogeton pectinatus Louis C. Wheeler 1946-8-28 6302 Los Angeles San Gabriel Mountains. Caldwell Lake.; 0 1570 Comment
  LA82103  Potentilla glandulosa subsp. glandulosa O. H. Kappler; 1941-6-5 305 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC539749  Potentilla gracilis var. fastigiata R. F. Thorne; M. Z. Thorne 1969-7-10 38406 Los Angeles Just E of Big Pines Ranger Station, Angeles National Forest, 2072 Comment
  RSA424590  Prunella vulgaris var. lanceolata Unspecified 1917-08 s.n. Los Angeles L.A. Comment
  SEINET10852924  Prunus Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2626 Los Angeles Temple City, Valumart Food Warehouse, 6340 Rosemead. Comment
  UCD113470  Prunus ilicifolia Geoffrey Levin 1974-5-2 69 Los Angeles wash in Blancahrd Park, Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  CAS-BOT-BC154558  Prunus ilicifolia subsp. lyonii Alice Eastwood 1917-7-20 s.n. Los Angeles Santa Catalina Island Comment
  JEPS44614  Prunus ilicifolia subsp. lyonii W. L. Jepson 1908-7-12 3044 Los Angeles Santa Catalina Island Comment
  SD107831  Prunus ilicifolia subsp. lyonii Larry DeBuhr, Gary Wallace 1972-9-2 697 Los Angeles San Clemente Island, near the top of the canyon from Lemon Tank on east side of island 366 Comment
  RSA150676  Prunus lyonii Peter H. Raven 1962-5-9 17643 Los Angeles Canyon just north of Guds [Gray?], San Clemente Island 198 Comment
  UC1714460  Pseudognaphalium Ernest Braunton 1839-1 Los Angeles Los Angeles Comment
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Feb 27 2020
  CATA1962  Pseudognaphalium biolettii F. R. Fosberg 1931-3-22 Los Angeles Santa Catalina Island: Hamilton Canyon 60 Comment
  HSC101292  Pseudognaphalium biolettii R. G. Swinney 2009-3-28 10190 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi. up canyon 366 Comment
  RSA177796  Pseudognaphalium biolettii R. F. Thorne 1965-5-10 34429 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  RSA675811  Pseudognaphalium biolettii LeRoy Gross 2003-3-7 758 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 555 Comment
  SBBG51803  Pseudognaphalium biolettii M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  LA209936  Pseudognaphalium biolettii Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  RSA527763  Pseudognaphalium biolettii Steve Boyd, L. Arnseth 1990-4-8 4328 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CAS-BOT-BC356713  Pseudognaphalium californicum Tim Ross 1992-6-15 6576 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): S-draining tributary of Turnbull Canyon 304 Comment
  CHSC3734  Pseudognaphalium californicum Sue Boergadine 1966-5-12 Los Angeles San Raphael Mts. Comment
  HSC87156  Pseudognaphalium californicum Steve Boyd, T. S. Elias 1987-4-14 2035 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA0087852  Pseudognaphalium californicum R. G. Swinney 2010-3-13 11883 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA724556  Pseudognaphalium luteoalbum K. Dobry 1992-10-25 D- 1084 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  POM358726  Pseudognaphalium stramineum F. R. Fosberg 1930-6-23 2946 Los Angeles Del Rey. 1 Comment
  RSA0127372  Pteridium aquilinum var. pubescens Louis C. Wheeler 1967-7-15 10042 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UC1440257  Pteris vittata L. L. Kiefer 1967-4-1 3153 Los Angeles n of Altadena (Millard Canyon ca. 1 mi above Millard Camp); San gabriel Mts, Millard Canyon 762 Comment
  POM66659  Pterostegia drymarioides Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon; so. face, San Gabriel Mts. Comment
  RSA630368  Purshia tridentata var. glandulosa Louis C. Wheeler 1973-4-21 s.n. Los Angeles 47th. Street east and Barrel Springs road. Comment
  UCD113382  Purshia tridentata var. glandulosa Steven Mason; Helen M. Mason 1993-5-9 41 Los Angeles Mt. Pinos area, on Lockwood Valley Road, 15.1 miles W of Frazier Mountain Road, 30' in from N side of road. 1676 Comment
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Sep 30 2014
  CSUSB1686  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816 4 Los Angeles San Gabriel Mountains San Gabriel Mountains, end of Coldwater Canyon, meadow at spring. 1219 Comment
  POM308890  Pycnanthemum californicum Kay H. Beach 1943-8-21 666 Los Angeles Volfe Canyon, along stream just above Flume no. 5, San Dimas Experimental Forest. Comment
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Feb 1 2017
  RSA401592B  Pycnanthemum californicum Louis C. Wheeler 1933-8-14 2083 Los Angeles San Dimas Canyon. 640 Comment
  RSA588157  Pycnanthemum californicum Orlando Mistretta 1994-5-23 1250 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15. 1220 Comment
  UC284661  Pycnanthemum californicum D. L. Crawford Aug. 1915 Los Angeles mts near Claremont Comment
  RSA467874  Pyrola bracteata George B. Grant 1906-08 7156 Los Angeles Pasadena Comment
  UCR202699  Pyrola dentata R. G. Swinney 2001-8-11 8036 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  UC993206  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  SEINET13203205 Image available Quercus agrifolia var. agrifolia R. G. Swinney 2011-1 15883 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  UCD170862  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2000-8-29 00- 750 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  POM273499A  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  LA46448  Quercus chrysolepis A. M. Johnson; 1932-6-18 4127 Los Angeles San Bernardino Mountains, along rd up to Inspiration Point, Big Pine 1828 Comment
  UCR223546  Quercus chrysolepis R. G. Swinney 2009-6-2 11007 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  JEPS46660  Quercus dumosa Ernest Braunton 1892-2 Los Angeles near n Pasadena Comment
  UCSB28053  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  RSA762246  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-19 3120 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  UCR258886  Quercus durata var. gabrielensis R. G. Swinney 2010-8-16 13517 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA476793  Quercus engelmannii E. S. Spalding 1926-3-13 15137 Los Angeles Monrovia Canyon Comment
  UCR256245  Quercus john-tuckeri R. G. Swinney 2010-5-19 12842 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
  UCSB34820  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge, West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  UCR223793  Quercus kelloggii R. G. Swinney 2009-8-25 11478 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  POM8081  Quercus lobata P. A. Munz, R. D. Harwood 1920-5-17 3999 Los Angeles San Fernando Valley. 76 Comment
  RSA0119004  Quercus lobata A. C. Sanders, T. B. Salvato 2007-4-25 33544 Los Angeles Tehachapi Mtns.: Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines. 1174 Comment
  UCR143070  Quercus macdonaldii F. R. Fosberg 1931-12-10 7152 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach Canyon, left fork 40 Comment
  POM296402  Quercus pacifica Lyman Benson, Joseph Lanjouw 1953-5-2 15105 -c Los Angeles Santa Catalina Island. Hills, north face of Swain Canyon, Whites Landing 244 Comment
  RSA188337  Quercus tomentella Robert F. Thorne, Thorne 1966-5-31 36432 Los Angeles Santa Catalina Island, ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 488 Comment
  RSA578251  Quercus wislizeni var. frutescens Tim S. Ross, Steve D. Boyd 1994-5-4 7656 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. 1378 Comment
  RSA719730  Quercus wislizeni var. frutescens R. G. Swinney 1996-8-7 5211 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  CAS-BOT-BC378880  Ranunculus californicus var. californicus LeRoy Abrams 1901-4-3 1268 Los Angeles Santa Monica Mts. 244 Comment
  RSA628799  Ranunculus cymbalaria H. L. Cogswell 1948-5-5 371 Los Angeles San Gabriel River Wildlife Sanct. 3 mi. S. of El Monte Comment
  RSA738051  Raphanus sativus Bill Duval s.n. Los Angeles La Canada Comment
  RSA9299  Raphanus sativus W. Bolander 1967-3-26 s.n. Los Angeles Verdugo Mountains: Eagle Rock; border of Pasadena and Eagle Rock. 152 Comment
  UCSB59666  Raphanus sativus Benson, Lyman 1945-5-21 Los Angeles 1300 feet Pacific Slope Drainage 304 Comment
  UC80207  Rhamnus californica subsp. californica C. F. Baker 1903-7-20 3443 Los Angeles Claremont Comment
  POM292939  Rhamnus crocea Unspecified 1945-5-11 11715 Los Angeles Canyon below Johnson's Pasture, Claremont. Pacific slope drainage area. 549 Comment
  CAS-BOT-BC56012  Rhamnus ilicifolia John Thomas Howell 1928-3-2 3362 Los Angeles Vermont Canyon, Griffith Park Comment
  POM8710  Rhamnus ilicifolia P. A. Munz, R. D. Harwood 1920-3-13 3310 Los Angeles San Jose Hills, 2 mi. W. of Rocky hillside. Pomona. Comment
  RSA391047  Rhamnus ilicifolia Richard C. Barkelew 1929-5-5 s.n. Los Angeles Tujunga Canon Comment
  SDSU10378  Rhamnus ilicifolia J. Godsil 1953-3-9 557 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
  RSA390858  Rhamnus pirifolia Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA0080736  Rhus integrifolia R. G. Swinney 2010-4-23 12365 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA150682  Rhus integrifolia P. H. Raven 1962-5-7 17577 Los Angeles San Clemente Island, Wilson Cove 91 Comment
  SBBG37719  Rhus integrifolia M. B. Dunkle 1939-4-3 7239 Los Angeles Chenetti Cyn Comment
  UC635197  Rhus integrifolia H. L. Mason 1926-4-26 2943 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains Comment
  SJSU1874  Rhus ovata J. R. Tilden 1957-4-18 1108 Los Angeles Glendora Mt above Glendora, San Gabriel Mts Comment
  UC1184972  Rhus trilobata Huron H. Smith 1912-5-3 4934 Los Angeles Azusa 243 Comment
  RSA11765  Rhus trilobata var. pilosissima E. Lloyd 1933-1 25 Los Angeles Santa Monica Mountains, Mandeville Canon. Comment
  UCR270166  Ribes aureum var. gracillimum R. G. Swinney 2011-4-9 14387 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UCR99398  Ribes aureum var. gracillimum Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  RSA608338  Ribes californicum var. hesperium Louis C. Wheeler 1930-2-22 4 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCR145812  Ribes californicum var. hesperium June Latting 1973-2-24 s.n. Los Angeles San Gabriel Mountains, Monrovia Canyon 549 Comment
  UC11718  Ribes californicum var. hesperium A. J. McClatchie Los Angeles Comment
  NY185918  Ribes grantii G. B. Grant 1904-6-2 1125 Los Angeles Mount Wilson 1828.8 Comment
  RSA233495  Ribes indecorum R. F. Thorne 1972-1-30 42173 Los Angeles San Gabriel Mts: Johnson s Pastures N of Claremont. 549 Comment
  SD186331  Ribes indecorum A. C. Sanders 2003-3-14 25784 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Axusa; east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel (Axusa 7.5'Q) 540 Comment
  SFV1614  Ribes indecorum C. Gasser 1956-3-9 s. n. Los Angeles Santa Monica Mountains Malibu Canyon Road, roadside 4.5 miles from Highway 101 180 Comment
  CAS-BOT-BC173446  Ribes malvaceum Peter H. Raven 1959-3-1 13823 Los Angeles Mount Hollywood Drive, 0.8 miles south of Vista del Valle Drive, Griffith Park 396 Comment
  UCR259677  Ribes malvaceum R. G. Swinney 2010-6-8 13180 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  SFV15493  Ribes malvaceum var. malvaceum E. J. Spencer 1992-2-14 10 Los Angeles West side of The Old Road, mile post 1.75. 457 Comment
  UC1532977  Ribes montigenum Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38874 Los Angeles 1.2 mi se Dawson Saddle (near Lodgepole Picnic area at headwaters of Dorr Canyon, n slope Throop Peak, above Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 2331 Comment
  RSA476202  Ribes nevadense Anstruther Davidson 1906-6-5 1496 Los Angeles San Gabriel Mountains. By Rock Creek. Comment
  RSA652102  Ribes nevadense R. Carlston 1961-5-31 s.n. Los Angeles Glendora Mt. Rd. Comment
  LA205542  Ribes quercetorum Harvey Anderson; 1932-3-14 sn Los Angeles Tejon Ranch Comment
  POM175369  Ribes roezlii Helen E. Sweet 1930-7-12 s.n. Los Angeles Exposed ridge near north Baldy Peak, San Gabriel Mts. Comment
  UCR276730  Ribes roezlii R. G. Swinney 2010-9-21 13852 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  LA200832  Ribes speciosum H. N. Sauer; J. Sauer, J. Zadny, M. Zadny 1969-3-17 4391 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  LA50721  Ribes speciosum E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  OBI2797  Ribes speciosum B. Fuchs 1968-5-22 35 Los Angeles Mulholland Dr. 4 mi W of San Diego fwy 610 Comment
  CAS-BOT-BC144440  Ribes speciosum H. E. McMinn 1924-6-20 1219 Los Angeles Turnbull Canyon, Whittier Comment
  RSA3692  Ribes viburnifolium Carl B. Wolf 1932-5-10 3538 Los Angeles Santa Catalina Island, ridge between Mt. Shatto and the summit of Equestrial Trail, back of Avalon. 335 Comment
  SEINET10482962  Ribes viburnifolium Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4809 Los Angeles Santa Catalina Island; At the Airport In The Sky (Catalina Airfield). Planted native garden at the airport terminal. Airport 10.2 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 488 Comment
  HSC12674  Ricinus communis Wendell Wood 1970-6-21 25 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  POM12339  Ricinus communis F. L. Robinson 1921-5-18 84 Los Angeles Claremont. 365 Comment
  UCR260021  Ricinus communis R. G. Swinney 2010-4-21 12320 Los Angeles San Gabriel Mountains, Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA0087035  Robinia pseudoacacia R. G. Swinney 2010-4-1 12148 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
  RSA199019  Robinia pseudoacacia W. M. Gauntt 1966-4-9 139 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  UCR95376  Robinia pseudoacacia Steve Boyd, Lauren Raz 1996-10-8 9003 Los Angeles Liebre Mtns area, Bouquet Canyon, c. 0.9 mi. south of junction with Forest Service Road 6N08 561 Comment
  POM2666  Rosa californica I. M. Johnston 1918-8-14 2121 Los Angeles Hills west of Pomona, 305 Comment
  RSA720396  Rosa woodsii subsp. gratissima R. G. Swinney 1997-7-22 5714 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area. 2073 Comment
  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
  UCR193989  Rubus leucodermis R. G. Swinney 1998-8-17 6763 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  CAS-BOT-BC147363  Rubus pensilvanicus Joseph Andorfer Ewan 1932-6-24 7548 Los Angeles Arizona Ave. 4 mi. west of Hawthorne Comment
  CAS-BOT-BC158811  Rubus ursinus Reid Moran 1941-3-7 685 Los Angeles Middle Ranch, Santa Catalina Island 200 Comment
  LA33885  Rubus ursinus Peter H. Raven; 1959-3-15 13849 Los Angeles Santa Monica Mountains, Zuma Canyon, just E of Zuma Beach 21 Comment
  CATA562  Rumex conglomeratus Mark L. Hoefs, Robert F. Thorne 1975-8-7 826 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 60 Comment
  HSC79768  Rumex conglomeratus James Henrickson 1973-6-23 10928 Los Angeles Santa Monica Mtns., Topanga Canyon, 0.75 mi. N of Topanga P.O. along old Topanga Canyon Rd. 244 Comment
  RSA0115838  Rumex conglomeratus Steven A. Junak 1999-7-15 SCa- 1029 Los Angeles Santa Catalina Island. Bulrush Canyon. 237 Comment
  SD252367  Rumex conglomeratus Steven A. Junak 1999-7-17 Sca 1070 Los Angeles Santa Catalina Island: At W end of Rig Field plant stop. 213 Comment
  UCR125243  Rumex crispus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25514 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters, west of ranch house 358 Comment
  LA30873  Rumex crispus Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 C- 147 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA65465  Rumex maritimus Louis C. Wheeler 1932-9-19 1394 Los Angeles Los Angeles R. [River] at Los Feliz Blvd. 122 Comment
  CAS-BOT-BC433920  Rumex salicifolius Ernest C. Twisselmann 1962-4-18 6977 Los Angeles Tehachapi Mountains. Tejon Ranch: Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  RSA547803  Rumex salicifolius var. salicifolius Tim S. Ross, Peter Fritsch 1990-6-20 3599 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  PASA1148  Salazaria mexicana Sally Ellis 1939-5-5 Los Angeles Mohave Desert Comment
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Nov 20 2014
  RSA511015  Salicornia virginica R. F. Thorne 1973-4-12 42930 Los Angeles San Clemente Island, Pyramid Cove at S end of island. 3 Comment
  RSA785590  Salicornia virginica Doris Hoover Bowers 1970-4-6 1510 Los Angeles Harbor Park, S. end of Bixby Slough 30 Comment
  UC54964  Salicornia virginica H. P. Chandler 1902-9-9 2050 Los Angeles Ballona Marshes Comment
  CAS-BOT-BC433206  Salix exigua A. C. Sanders 2006-5-16 32326 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake. 991 Comment
  RSA0081794  Salix exigua R. G. Swinney 2010-3-16 11931 Los Angeles 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
  UCR223258  Salix exigua R. G. Swinney 2009-5-20 10851 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR187279  Salix gooddingii A. C. Sanders 2006-4-18 32093 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  LA104040  Salix laevigata Barry A. Prigge; 1986-4-20 7022 Los Angeles Tehachapi Mountains, 0.4 mi E of Gorman on Lancaster Rd 1127 Comment
  RSA656078  Salix laevigata James Henrickson 1985-3-30 19757 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
  UC506418  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-11 7669 Los Angeles Ballona Creek at Bellona Marshes Comment
  UCR95590  Salix laevigata L. C. Wheeler 1966-10-12 8980 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 0.25 mi upstream from Heaton Flat 610 Comment
  UC506421  Salix lasiandra subsp. lasiandra Carl Hedin and Joseph Ewan 1933-3-25 7675 Los Angeles Comment
  CAS-BOT-BC128139  Salix lasiandra var. lasiandra Le Roy Abrams 1901-4-8 1449 Los Angeles Los Angeles River Comment
  RSA0030806  Salix lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles Santa Monica Mountains. 15 Comment
  CAS-BOT-BC128514  Salix lasiolepis var. lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Santa Monica Mountains - Agoura (Picture City) Comment
  CAS-BOT-BC128517  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Santa Monica Mountains - Agoura (Picture City) Comment
  CAS-BOT-BC403756  Salpichroa origanifolia Philip A. Munz 1939-10-9 15565 Los Angeles East end of Claremont 365 Comment
  RSA0115822  Salsola Steven A. Junak 1999-9-9 SCa- 1077 Los Angeles Santa Catalina Island. Top of Black Jack Peak, at microwave installation. 610 Comment
  CAS-BOT-BC176857  Salsola gobicola Ernest C. Twisselmann 1970-9-8 17478 Los Angeles Antelope Valley: Avenue A at 50th Street West 731 Comment
  SBBG64368  Saltugilia splendens subsp. grantii M. N. Ackley 1927-6-5 810 Los Angeles trail to Switzerland Comment
  RSA401633B  Salvia apiana William Emboden 1970-6-12 25 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA603192  Salvia apiana Louis C. Wheeler 1972-12-20 12789 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  SBBG12651  Salvia apiana E. R. Blakley 1962-10-3 5379 Los Angeles banks around Wrigley Reservoir at the summit of the island rd 426 Comment
  UC449929  Salvia apiana J. Grinnell 1903-6-27 Los Angeles Arroyo Seco; Pasadena Comment
  POM4075  Salvia apiana Daniel J. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  RSA442828  Salvia apiana William Emboden 1969-5-28 13 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  IRVC11785  Salvia carduacea B. T. Gittins 1966-4-23 1186 Los Angeles Pearblossom: 2 mi. north of Pearblossom Rd. on 165 St. E. Mojave Desert Comment
  PASA477  Salvia columbariae J. E. Giguette may '26 Los Angeles Big Tujunga Comment
  RSA596266  Salvia columbariae R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park. Trail at Poopout firebreak. 396 Comment
  UCSB9262  Salvia columbariae Haller, Norman 1953-4-18 Los Angeles 18 miles East of Gorman on Highway 138; Antelope Valley; Mojave Desert Comment
  RSA747147  Salvia dorrii R. G. Swinney 2008-5-8 8812 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
  CAS-BOT-BC224950  Salvia dorrii var. pilosa David Dreyer 1968-4-6 s.n. Los Angeles On north edge of San Gabriel Mts. 1493 Comment
  RSA249769  Salvia dorrii var. pilosa Robert F. Thorne, C. W. Tilforth 1973-4-20 42986 Los Angeles San Gabriel Mountains. 1143 Comment
  RSA611845  Salvia leucophylla Steve Boyd, Valerie Soza 1998-4-28 10167 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road east of junction with Plum Canyon Road. 512 Comment
  CAS-BOT-BC229992  Salvia mellifera Grant 1897-9-30 s.n. Los Angeles Pasa [Pasadena] Comment
  CAS-BOT-BC233310  Salvia mellifera John H. Thomas 1957-5-3 6722 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  LA82012  Salvia mellifera Martha Hilend; K Hinsel 1929-3-9 Los Angeles Cahuenga Hills W of Hollywood Lake Comment
  RSA0118499  Salvia mellifera Sarah J. J. De Groot, Newton Wong 2016-7-7 7975 Los Angeles San Gabriel Mountains, Angeles National Forest. Northwest of Hoot Owl Flats, above San Gabriel Reservoir and North Fork of San Gabriel River. West of Highway 39 at mile post 28.5; Forest Service road 2N14 ca. 0.2 mi. from highway. 586 Comment
  RSA145146  Salvia mellifera Alice Ann Webb 1961-2-28 776 Los Angeles Padua Hills, side road off parking lot, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 427 Comment
  RSA562548  Salvia mellifera Steve Boyd, Walter Appleby 1993-4-22 7998 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  UC284704  Salvia mellifera Crawford and Hiatt Los Angeles Santa Monica Mts. 304 Comment
  LA200595  Salvia spathacea Carl Epling; 1931-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA670423  Sambucus caerulea I. W. Clokey 1929-05 4558 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA477547  Sambucus mexicana T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  RSA477558  Sambucus mexicana E. S. Spalding 1931-8-1 s.n. Los Angeles near Manhattan Beach. Comment
  RSA584766  Sambucus mexicana T. S. Ross 1990-8-17 3145 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  IRVC28706  Sambucus mexicana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25497 Los Angeles canyon draining into Santa Clara River Valley from the south off "Round Mtn." (peak 1476), north of Potrero Canyon NE end of Santa Susana Mtns. 305 Comment
  RSA477575  Sambucus mexicana Perkins 1935-4-5 s.n. Los Angeles Pasadena Canyon. open hillside. Comment
  CAS-BOT-BC238725  Sambucus nigra subsp. caerulea Alice Eastwood 1919-6-21 9050 Los Angeles San Fernando Comment
  SDSU2337  Sanicula arguta R. M. Beauchamp 1967-1-28 141 Los Angeles Growing on knoll west of Lemon Tank. San Clemente Island. Comment
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Oct 13 2011
  SEINET4044457 Image available Sanicula arguta D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 182 Comment
  RSA639225  Sanicula tuberosa R. F. Thorne, M. Z. Thorne 1971-4-25 41337 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  UCR43361  Sarcodes sanguinea David Charlton 1986-6-15 272 Los Angeles San Gabriel Mtns, Betweeen Blue Ridge Campground (1.5 air mi SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run; along the reservoir maintenance road, 0.7 to 1.2 mi south of Angeles Crest hwy on Forest Road 3N06 2439 Comment
  RSA458886  Saxifraga californica G. Hasse 1908-3-1 1788 Los Angeles Topanga Canyon. Comment
  LA202833  Schinus molle Louis Wheeler; 1933-1-28 1456 Los Angeles San Gabriel Mountains, San Dimas Canyon 388 Comment
  RSA703205  Schismus barbatus LeRoy Gross 2005-2-15 1395 Los Angeles About 1/4 mile beyond the cemetary up Brand Canyon, on the south side of the mountains. Near 356 Comment
  RSA724985  Schismus barbatus K. Dobry 1991-4-4 470 Los Angeles Elsmere Cyn. West San Gabriel Mts Comment
  UCR258832  Schismus barbatus R. G. Swinney 2010-4-23 12340 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA365998  Schoenoplectus californicus Anstruther Davidson s.n. Los Angeles Playa Del Rey Comment
  CAS-BOT-BC110940  Scirpus microcarpus George B. Grant 1901-5-6 3857 Los Angeles Oak Knoll-Pasadena Comment
  RSA607620  Scirpus microcarpus L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  RSA647906  Scirpus microcarpus LeRoy Gross, Wayne Law 2000-8-8 255 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds., Near N34 deg 16' 01.8'' W118 deg 22' 08.0 325 Comment
  RSA91470  Scirpus microcarpus Joseph A. Ewan 1932-5-30 7232 Los Angeles North Fork Tujunga Creek. San Gabriel Mts. 1067 Comment
  SEINET7592478 Image available Scirpus microcarpus Louis C. Wheeler 1966-1 8950 Los Angeles San Gabriel Mountians; Colby Ranch 1097 Comment
  LA51847  Scrophularia californica subsp. californica Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM49303  Scrophularia villosa L. W. Nuttall 1920-5-27 s.n. Los Angeles Catalina Island Comment
  SD51712  Scrophularia villosa Robert Ornduff, R. L. Taylor 1960-3-19 5095 Los Angeles Golf Links Canyon, Santa Catalina Island Comment
  UC557800  Scrophularia villosa Nell Murbarger March, 1936 53 Los Angeles mouth of canyon on East side San Clemente Isl Comment
  UCR142511  Scrophularia villosa F. R. Fosberg 1931-4-8 S- 4520 Los Angeles Channel Islands, Avalon Valley, Santa Catalina Island 60 Comment
  RSA580096B  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-7 8143 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  UC1746110  Scutellaria siphocampyloides Annetta M. Carter, Arthur Carter 1935-9-12 984 Los Angeles Chilao (Chellea). San Gabriel Mtns. Comment
  RSA647790  Scutellaria tuberosa LeRoy Gross, Michael Honer, Lel Lubinsky 2000-4-27 193 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 488 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
  RSA0081664  Sedum spathulifolium Steve Boyd, Michael Wall 1996-5-16 8777 Los Angeles Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain. 585 Comment
  LA5814  Selaginella bigelovii Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, Hollywood Reservoir, W of Hollywood Lake. Comment
  UC1076450  Selaginella bigelovii Herbert L. Mason 1926-4-26 2941 Los Angeles upper rd. Pacoima Wash; San Gabriel Mts. Comment
  UC62416  Selaginella bigelovii J. H. Barber 1897-3-26 Los Angeles Santa Monica Canyon Comment
  UCR219451  Selaginella bigelovii R. G. Swinney 2009-3-28 10197 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  CAS-BOT-BC363450  Senecio californicus Le Roy Abrams 1899-4-1 358 Los Angeles Ballona Harbor Comment
  UC741140  Senecio californicus B. C. Templeton 1939-4-10 4616 Los Angeles Playa del Rey to El Segundo 10 Comment
  RSA0012730  Senecio californicus L. C. Wheeler 1933-5-13 1729 Los Angeles Cobal Canyon, San Gabriel Mountains. 488 Comment
  RSA783539  Senecio douglasii J. D. Olmsted 1959-5-13 623 Los Angeles Camp Baldy Road near mouth of San Antonio Canyon, San Gabriel Mountains, Drainage Area to San Antonio Creek. 701 Comment
  LA200263  Senecio flaccidus var. douglasii W. O. Griesel; 1936-6-18 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  UC750623  Senecio flaccidus var. douglasii Lewis S. Rose 1946-12-21 46299 a Los Angeles 3 mi ne La Canada (Angeles Crest Highway) 609 Comment
  SBBG52618  Senecio lyonii F. R. Fosberg 1931-3-27 4416 Los Angeles Pebbly Beach Rd 15 Comment
  SBBG79875  Senecio lyonii W. A. Wright 1931-2-26 Los Angeles Santa Catalina Island Comment
  SBBG96669  Senecio lyonii S. Boyd with T. Ross, L. Arnseth 1990-4-7 4261 Los Angeles lower half of China Cyn Comment
  LA200267  Senecio mikanioides Jonathan Sauer; H. Mielke 1971-11-16 5001 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  CAS-BOT-BC243578  Setaria parviflora Dr. Davidson 1894-11-1 s.n. Los Angeles Streets of Los Angeles Comment
  CAS-BOT-BC243584  Setaria parviflora Ernest C. Twisselmann 1971-9-19 18513 Los Angeles Ingraham Street at Lucas Street, downtown district, Los Angeles 60 Comment
  RSA483327  Setaria parviflora Geo. L. Moxley 1915-6-22 351 Los Angeles 40th San Pedro Str., Los Angeles county Comment
  UCSB469  Setaria viridis B., K. 1943-8-21 Los Angeles Volfe Canyon above end of road, San Dimas Experimental Forest, San Gabriel Mountains Comment
  UC871464  Sidalcea malviflora subsp. sparsifolia C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4744 Los Angeles Bouquet Canyon 800 Comment
  UCD170321  Sidotheca trilobata R. G. Swinney 2009-5-27 10878 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  CAS-BOT-BC384481  Silene antirrhina Peter H. Raven 1962-3-27 16999 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east of Portugese Bend Comment
  SBBG36290  Silene antirrhina S. A. Junak with M. L. Hoefs 1998-6-12 SCa 721 Los Angeles just W of N end of Catalina Harbor, just upslope from powerline 36 Comment
  CAS-BOT-BC387019  Silene gallica Louis C. Wheeler 1932-3-23 521 Los Angeles UCLA Campus, West Los Angeles 137 Comment
  POM277  Silene gallica C. W. Emland s.n. Los Angeles Indian Hill, Claremont. 366 Comment
  RSA477863  Silene gallica Michael A. Vincent 1963-4-25 319 Los Angeles One fourth mile east of Cornell Rd. on Mulhollard Hwy. Growing in a plowed field. Comment
  RSA533891  Silene gallica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5163 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  CAS-BOT-BC389110  Silene laciniata subsp. californica Norman L. Norris 1930-5-25 19 Los Angeles Sequoia National Forest. Val Verde 1005 Comment
  LA94362  Silene laciniata subsp. laciniata Monte Lloyd; 1950-7-23 500723p 1435 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  UC640591  Silene laciniata subsp. major Herbert L. Mason 1927-6-14 3756 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 914 Comment
  RSA134727  Silene laciniata subsp. major E. K. Balls, Percy C. Everett 1959-6-29 23866 Los Angeles Stokes Canyon. 152 Comment
  RSA642685  Silene laciniata subsp. major Orlando Mistretta 1992-7-13 682 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  CAS-BOT-BC175109  Silene verecunda John Thomas Howell 1947-7-18 23396 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA652800  Silybum marianum Jim Reutzel 1994-5-29 145 Los Angeles Open areas north of the Cal Poly letters on more or less flat ground. Off road above Forest Lawn, Covina. Hills behind Cal Poly Pomona University. Comment
  RSA562557  Sisymbrium altissimum Steve Boyd, Orlando Mistretta 1993-5-11 8123 Los Angeles North of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon. 488 Comment
  RSA0053871  Sisymbrium orientale R. G. Swinney 2010-4-1 12134 Los Angeles San Gabriel Mountains; Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., (below burn area of 2009, Station Fire) below Forest Service boundary, from bottom of wash to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  SFV21762  Sisymbrium orientale L. Gross 2001-3-31 375 Los Angeles Verdugo Mountains South side of Verdugo Mountains at end of Olive Ave. Parked on Via Montana in Burbank, follow an old road that is overgrown that goes up to the main crest with Sunset Canyon to the west and Story Canyon to the east. Open area on west-facing talus slope with Deer Canyon below. 549 Comment
  LA26156  Sisyrinchium bellum Judith Webb; 1955-4-2 sn Los Angeles 243 Comment
  UC998919  Sisyrinchium bellum P. O. Schallert 1944-4-20 Los Angeles Monrovia Canyon Comment
  UCR139362  Solanum americanum I. M. Johnston 1918-7-29 2102 Los Angeles San Gabriel Valley, El Monte, under [San Gabriel River] bridge along railroad 91 Comment
  POM49278  Solanum douglasii L. W. Nuttall 1920-5-17 s.n. Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA422403  Solanum douglasii James Clizbe 1930-5-6 16061 Los Angeles Laurel Canyon. Comment
  RSA60835  Solanum douglasii Frank W. Gould 1944-4-16 2298 Los Angeles In ravine at base of grassy slope; near corner of Skyline and Aedsheal drives, Whittier Hills. Comment
  UCD126931  Solanum douglasii Daryl Koutnik 1978-4-28 427 Los Angeles Point Dume near Zuma Beach. 45 Comment
  RSA603873  Solanum nigrum Louis C. Wheeler 1975-9-15 s.n. Los Angeles Pasadena: Lake Avenue and Walnut Street. Comment
  NY821031  Solanum nodiflorum L. Abrams 1902-6-20 2870 Los Angeles Soldier's Home Comment
  CAS-BOT-BC157413  Solanum umbelliferum Y. W. Winblad 1937-4-26 s.n. Los Angeles Ridge Route Comment
  RSA594750  Solanum umbelliferum Tim S. Ross 1995-4-7 8370 Los Angeles Old Ridge Route: 2.9 road miles NNW of its intersection with Templin Highway; ca. 1840 m WNW of the confluence of Castaic Creek and Fish Canyon. 927 Comment
  RSA702490  Solanum umbelliferum Scott D. White 2004-5-5 10305 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UC1125051  Solanum umbelliferum A. Simontacchi 1935-5-30 52 Los Angeles 3 mi sse of Neenach 1066 Comment
  UCR270946  Solanum umbelliferum R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14327 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA427407  Solanum umbelliferum M. B. Dunkle 1936-3-28 4713 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  NY820429  Solanum xanti T. S. Ross 1993-5-23 7280 Los Angeles NW Los Angeles Co.; Liebre Mountains. Upper Clearwater Canyon: ca. 190-230 m. W of Plum Spring 789 Comment
  RSA748491  Solanum xanti Orlando Mistretta 1992-7-9 647 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA427411  Solanum xanti var. intermedium H. H. Crawford 1936-4-26 s.n. Los Angeles Vacant lots, Glendale Comment
  UCR124554  Solidago californica B. C. Templeton 1932-8-26 5095 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  UC205620  Solidago confinis I. M. Johnston 1917-8-22 1674 Los Angeles Prairie Fork at Native Son Mine (San Antonio Mountains) Comment
  JEPS30425  Solidago velutina subsp. californica Peter H. Raven 1959-10-16 14647 Los Angeles 0.8 mi s Boquet Canyon Guard Station (along stream); Boquet Canyon Comment
  RSA188377  Sonchus asper R. F. Thorne, Percy C. Everett 1965-6-23 35011 Los Angeles Santa Catalina Island, lower part of Hamilton Canyon along stream bed. 61 Comment
  RSA720177  Sonchus asper subsp. asper LeRoy Gross 2007-3-13 2600 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
  RSA637502  Sonchus oleraceus Valerie L. Soza, LeRoy Gross 1999-5-10 451 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  RSA474105  Sonchus oleraceus B. Gustafson 1981-3-18 2121 Los Angeles Ballona Wetlands, Area 3 Common weed throughout all 3 areas. Comment
  RSA601024  Sonchus oleraceus L. C. Wheeler 1967-5-13 9504 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  RSA651601  Sorghum halepense B. L. Bergman s.n. Los Angeles Found at 12224 S. Downey Ave. Downey. 76 Comment
  SD30540  Sorghum halepense Frances Mc Cullock 1931-4-26 2010 Los Angeles Carson Blvd. near Long Beach, roadside Comment
  SEINET11786446  Sparganium eurycarpum J. F. Bright, Wyman, C. 1931-1 5745 Los Angeles Hollywood Comment
  RSA594743  Spartium junceum T. S. Ross 1995-4-7 8361 Los Angeles Templin Highway ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  RSA660895  Spartium junceum Ann Williams 1992-5-14 4 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  UCR206440  Spartium junceum R. G. Swinney 2008-6-9 9011 Los Angeles San Gabriel Mtns., middle fork of Punchbowl Canyon at junction with South Fork Trail, 2.1 mi. SSE of Devils Punchbowl Co. Park headquarters via trail 1585 Comment
  UCR213789  Spartium junceum Scott D. White, Justin M. Wood, Jamie Miner 2009-5-12 12696 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
  UCR259280  Spartium junceum R. G. Swinney 2010-6-4 12987 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
  RSA0080427  Spartium junceum R. G. Swinney 2011-6-29 15371 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  POM98128  Spergula arvensis P. A. Munz 1925-3-1 s.n. Los Angeles Claremont Comment
  SEINET3260403 Image available Spergularia A. C. Sanders, Mark Elvin; Cathleen Weigand 2002-7-30 25482 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals. 335 Comment
  RSA356034  Spergularia bocconi R. F. Thorne 1975-9-4 47393 Los Angeles Santa Catalina Island: Fisherman s Cove; campus of USC Marine Science Center. Comment
  RSA478036  Spergularia macrotheca Anstruther Davidson 1902-5-1 1884 Los Angeles Ballona Comment
  SBBG96636  Spergularia macrotheca var. macrotheca S. Boyd with T. Ross, P. Fritsch 1990-4-6 4174 Los Angeles E side of island, 0.2 mi S of US Navy site called "Jack" 152 Comment
  SBBG31489  Spergularia marina R. F. Thorne 1966-4-4 Los Angeles tip of Ballast Pt, Catalina Harbor, isthmus Comment
  RSA0098597  Spergularia marina C. B. Wolf 1934-4-11 5610 Los Angeles Bryant Ranch, E of Long Beach. 5 Comment
  UCR94661  Sporobolus airoides A. C. Sanders, E. J. Lott 1993-5-6 13952 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  POM156182  Stachys albens L. R. Abrams 1902-6-12 2520 Los Angeles Ballona Creek, near Mesmer. Comment
  SEINET11196344  Stachys albens Unknown 2011-6-29 15340 Los Angeles San Gabriel Mountains Comment
  UCR132946  Stachys albens Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  LA52387  Stachys rigida var. rigida Carl Epling; May 1934 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  POM158222  Stanleya pinnata P. A. Munz, I. M. Johnston 1928-9-4 11168 Los Angeles Mouth of Rock Creek. 1159 Comment
  UC450775  Stanleya pinnata F. A. MacF. 1931-4-22 2921 Los Angeles San Franscito Canyon San Franscito Canyon (San Francisquito Canyon) ((San Francisquito Canyon?)) Comment
  RSA151736  Stanleya pinnata R. C. Bacigalupi 1954-4-8 4392 Los Angeles Along Hwy 101A, opposite Malibu Pt, and 1/4 mile E of bridge across Malibu Creek, near Serra Franciscan Retreat Comment
  UCD99438  Stellaria media Robert F. Thorne; J. Henrickson 1963-5-5 32288 Los Angeles near mouth of Cobal Canyon, foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  UCR126593  Stellaria media A. C. Sanders 2003-4-17 26072 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  SD69462  Stellaria pallida Robert F. Thorne 1966-4-5 35853 Los Angeles Santa Catalina Island: Rocky, dry, S-facing slope above stream in Cottonwood Canyon. 106 Comment
  RSA474172  Stephanomeria cichoriacea F. R. Fosberg 1931-10-11 7217 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC375475  Stephanomeria exigua subsp. exigua A. D. E. Elmer 1902-6-1 3693 Los Angeles Acton Comment
  UCR281295  Stephanomeria parryi R. G. Swinney 2014-4-24 16230 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  CAS-BOT-BC375816  Stephanomeria virgata L. R. Abrams 1916-10-31 6373 Los Angeles Cahuenga Pass Comment
  UCR223247  Stephanomeria virgata R. G. Swinney 2009-7-22 11367 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA151264  Stephanomeria virgata P. H. Raven 1962-7-10 17961 Los Angeles San Clemente Island, road near northwest end of island. Comment
  RSA607702  Stephanomeria virgata subsp. virgata Scott D. White, Pam DeVries 1997-11-20 6023 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment
  UC2042123  Stephanomeria virgata subsp. virgata Orlando Mistretta 1990-7-2 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Bear Flat. Comment
  UCR269583  Stipa coronata R. G. Swinney 2011-6-29 15373 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  CATA1752  Stipa pulchra Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3188 Los Angeles Santa Catalina Island: On ridge above KBRT radio station, west of Airport Road junction 432 Comment
  UCR201694  Stipa speciosa LeRoy Gross 2005-5-3 2221 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR269134  Stipa speciosa Orlando Mistretta, Christine Mistretta 2011-7-13 5935 Los Angeles San Gabriel Mountains, Fall Creek Canyon, near confluence with Big Tujunga Canyon, along Forest Service Road 3N27 1005 Comment
  RSA640285  Stylocline gnaphaloides R. F. Thorne 1971-5-18 41360 Los Angeles Santa Catalina Island: Cape Canyon. 396 Comment
  POM50844  Suaeda moquinii A. D. E. Elmer 1902-06 3672 Los Angeles Lancaster. Comment
  RSA645576  Suaeda moquinii A. C. Sanders, E. J. Lott 1993-5-6 13946 Los Angeles Mojave Desert: 12 miles N of Palmdale, Sierra Highway at Ave G to 1/10 mi. NW of intersection. 706 Comment
  UCR222989  Suaeda moquinii R. G. Swinney 2009-5-5 10638 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  SEINET7881041 Image available Symphoricarpos albus var. mollis F. R. Fosberg 1931-1 S 4300 Los Angeles Hamilton Canyon, Santa Catalina Island 10 Comment
  POM50557  Symphoricarpos mollis L. R. Abrams 1901-4-3 1308 Los Angeles Santa Monica Mountains. Comment
  CAS-BOT-BC99177  Symphyotrichum ascendens Ynez Whilton Winblad 1938-9-20 s.n. Los Angeles Ridge Route Comment
  UC29868  Symphyotrichum defoliatum Dr. A. Davidson 1895-1-1 Los Angeles Antelope Valley Antelope Valley Comment
  UC729505  Symphyotrichum subulatum Carl B. Wolf 1932-9-16 4118 Los Angeles Bryant Ranch; w side San Gabriel Flood Control; 1400 ft s 7th St, Long Beach 3 Comment
  SD240907  Syntrichopappus fremontii R. G. Swinney 2009-4-28 10526 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma (Pacifico Mountain 7.5'Q) 1597 Comment
  RSA94636  Syntrichopappus fremontii F. W. Peirson 1926-5-8 6731 Los Angeles abundant along road to Los Angeles County Playground at about 1 mile from Rock Creek 1310 Comment
  PASA1576  Syntrichopappus lemmonii Frank W. Peirson 1926-5-8 Los Angeles Road from Rock Creek to L. A. County Playground 1310 Comment
  UC566730  Syntrichopappus lemmonii Margaret Stason 1927-5-14 Los Angeles Pinyon Ridge San Gabriel Mts. Comment