Search Results — 2000 specimen records retrieved (1583 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD90292  Abronia maritima Robert F. Thorne 1970-3-6 39384 Los Angeles Santa Catalina Island; Ben Weston Beach (Mills Landing) 2 Comment
  RSA680173  Abronia pogonantha Scott D. White 2003-6-8 9509 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA460983  Abronia umbellata Tisdale 1929-4-15 s.n. Los Angeles Sand Dunes El Segundo Comment
  UCR152481  Acacia cyclops A. C. Sanders, Lee Jones 2005-4-8 29367 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR100768  Acacia dealbata L. C. Wheeler 1969-2-15 s.n. Los Angeles San Gabriel Mtns., Canyon Crest Drive, Millard Canyon 404 Comment
  CATA3243  Acacia decurrens Julia Parish, Ben Dion, Megan Marshall, Monica Tydlaska 2017-1-9 002 Los Angeles Santa Catalina Island: South end of Airport in landscaping 487 Comment
  RSA651554  Acacia retinodes Joe Painter 1949-2-20 s.n. Los Angeles 8990 Atlantic Blvd., South Gate Comment
Read comments
Jan 11 2007
  CAS-BOT-BC331573  Acer macrophyllum Antone Blazic 1923-4-7 30 Los Angeles Los Angeles Comment
  LA49822  Acer macrophyllum Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA0036747  Achillea millefolium Patricia Kouo 1994-4-27 944216 Los Angeles 3 miles south of I-10, and 1 mile north of I-60. On the west side of Rosemead Blvd, at the most south lake. Found on the eastern side of the lake. Comment
  RSA587389  Achnatherum speciosum Orlando Mistretta 1992-5-8 278 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E of Little Rock Creek Reservoir 1067 Comment
  RSA660430  Achnatherum speciosum Orlando Mistretta 1992-5-18 328 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  SEINET11854799  Achyrachaena mollis M. E. Jones 1882-1 Los Angeles Pasadena Comment
  SD92027  Acmispon argophyllus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22677 Los Angeles San Clemente Island, Wilson's Cove, east slope 49 Comment
  CAS-BOT-BC204764  Acmispon argophyllus var. argenteus Alice Eastwood 1917-7-20 6488 Los Angeles Santa Catalina Island Comment
  SD112005  Acmispon argophyllus var. argenteus Linda Allen, Betsy Carpenter 1975-3-20 Los Angeles Santa Catalina Island, in mid Avalon Canyon, Hour Trail Comment
  UCD104082  Acmispon brachycarpus A. C. Sanders; Mark A. Elvin, et al. 2003-4-14 25960 Los Angeles NE end of Santa Susana Mtns. Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  UCR76410  Acmispon dendroideus var. traskiae T. S. Ross 1992-4-14 6174 Los Angeles Channel Islands; San Clemente Island, Central east side of island, east escarpment c. 20 m south of where Nanny Canyon drainage meets the sea 18 Comment
  CHSC95445  Acmispon heermannii var. heermannii LeRoy Gross; Wayne Law 2000-8-8 178 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. 324 Comment
  UCD104218  Acmispon maritimus A. D. Gifford 1935-3-15 452 Los Angeles Seven miles south-east of Whitaker Peak. 548 Comment
  CATA1566  Acmispon micranthus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2834 Los Angeles Santa Catalina Island: Hillside above New York Harbor 79 Comment
  OBI69281  Acmispon micranthus John Knapp, Denise Knapp 2003-4-13 12 Los Angeles Catalina Island, 3688837.079N x 377455.930E 44 Comment
  SBBG120330  Acmispon strigosus A. C. Sanders 2005-5-5 29921 Los Angeles hills at SW end of Cruzan Mesa at Benchmark "Plum"; Santa Clarita area 701 Comment
  SBBG37685  Acmispon strigosus R. Moran 1941-3-11 701 Los Angeles ridge N of Middle Ranch 300 Comment
  UC831519  Acourtia microcephala John I. Carlson 1915-6-13 Los Angeles Avalon; Santa Catalina Isl. Comment
  CHSC24188  Adenostoma fasciculatum T. P. Spira 1976-6-7 55 Los Angeles In Stokes Canyon, 1 mi n of Mulholland Hwy., 200 yd to e of Stokes Canyon Rd. Comment
  SEINET3156197  Adenostoma fasciculatum G. B. Grant 1904-6-3 23 Los Angeles Pasadena Comment
  SD90407  Adenostoma sparsifolium Robert F. Thorne, Larry DeBuhr 1972-8-18 42233 Los Angeles San Gabriel Mts., Angeles National Forest: neartop of steep roadbank where Angeles Crest Hwy crosses head of canyon c. 2 miles W of Clear Creek Sta. at jct with Angeles Forest Hwy 914 Comment
  CAS-BOT-BC65565  Adiantum capillus-veneris I. M. Johnston 1918-9-1 s.n. Los Angeles Canyon (Fern C.) north of Browns Flat 1219 Comment
  LA211895  Adiantum capillus-veneris Duncan Bell; Caitlin Elam 2013-6-24 5267 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness, East Fork of the San Gabriel River, collecting in the Narrows, just south of the mouth of Iron Fork. 899.0 Comment
  RSA687679  Adiantum capillus-veneris M. B. Dunkle 1928-5-13 1952 Los Angeles Cottonwood Canyon, Santa Catalina Island. 9 Comment
  UCR194075  Adiantum jordanii R. G. Swinney, Dave Larson 1999-5-29 7237 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  OBI13982  Aesculus californica Louis C. Wheeler 1931-10-25 336 Los Angeles Oakgrove Cyn near Sawmill Mt 1067 Comment
  RSA760568  Ageratina adenophora R. G. Swinney 2009-3-10 10078 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR219455  Ageratina adenophora R. G. Swinney 2009-3-28 10191 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  PASA911  Agoseris retrorsa Frank W. Peirson 1922-7-6 Los Angeles Blue Ridge, San Gabriel Mts. 2316 Comment
  RSA585906  Agoseris retrorsa Timothy S. Ross, Steve Boyd 1990-5-23 2610 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1524 Comment
  RSA660088  Agoseris retrorsa Orlando Mistretta 1992-5-25 429 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA748991  Agoseris retrorsa R. G. Swinney 2008-5-13 8859 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR273543  Agoseris retrorsa R. G. Swinney 2011-6-22 15262 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  CAS-BOT-BC14783  Agoseris retrorsa G. B. Grant 1900-4-12 2450 Los Angeles Mount Lane, So. California Comment
  POM6195  Agoseris retrorsa J. B. Walden 1916-5-14 s.n. Los Angeles San Antonio Canon Comment
  IRVC26647  Agrostis exarata L. C. Wheeler 1936-6-8 4130 Los Angeles Bell-W Fork of San Dimas Canyon divide. San Gabriel Mtns. 884 Comment
  RSA188524  Agrostis exarata R. F. Thorne, John Olmstead 1965-8-26 35414 Los Angeles San Gabriel Mountains: Angeles National Forest, along Prarie Fork 1585 Comment
  CAS-BOT-BC138873  Agrostis microphylla A. J. McClatchie s.n. Los Angeles Pasadena. Comment
  UCR205988  Agrostis stolonifera R. G. Swinney 2001-9-16 8168 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  UCR43943  Agrostis viridis B. A. Prigge 1986-3-29 7164 Los Angeles Mojave Desert, Little Rock Creek, just above Calif. Hwy 138 884 Comment
  CLARK-A1528-4082  Ailanthus altissima Alfred R. Roos 1949-7-21 Los Angeles Los Angeles Comment
  UCR259139  Ailanthus altissima R. G. Swinney 2010-6-23 13368 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  UCR67066  Albizia lophantha Steve Morgan 1991-3-3 s.n. Los Angeles City of San Dimas, SW corner of San Dimas Avenue and Arrow Highway 283 Comment
  RSA78144  Aliciella lottiae Verne Grant, Alva Grant 1953-4-25 18430 Los Angeles Open desert 11.0 miles west of hywy 395 on Pearblossom road. 915 Comment
  RSA70178  Allium fimbriatum var. fimbriatum F. W. Peirson 1919-5-10 425 Los Angeles Arrastre, San Gabriel Mountains 854 Comment
  RSA729792  Allium monticola R. G. Swinney 1998-6-16 6978 Los Angeles San Gabriel Mtns.: ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
Read comments
Nov 6 2012
  SBBG31108  Allium praecox R. F. Thorne 1966-4-30 36340 Los Angeles bluff above beach at mouth of Gallagher's Cyn 7 Comment
  UC1601946  Allium praecox George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 34 -4408 Los Angeles Santa Catalina Island Comment
  IRVC28622  Allophyllum divaricatum Mark A. Elvin, Cathleen Weigand 2003-5-22 2894 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  RSA26660  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  UC449756  Allophyllum glutinosum F. M. Reed 1909-6-25 2742 Los Angeles Pipe line trail of San Antonio Power Co. Comment
Read comments
Dec 7 2014
  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
  JEPS58609  Alnus rhombifolia Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  RSA593558  Alnus rhombifolia Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8919 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  SFV18418  Alnus rhombifolia anon. 1976-3-16 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Walker Ranch section. Comment
  CAS-BOT-BC334246  Amaranthus A. C. Sanders; Lorraine Weller; Alejandra Martinez B. 2009-9-16 37183 Los Angeles Los Angeles Basic Region: Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St., 33 Comment
  RSA0082412  Amaranthus albus R. G. Swinney 2010-9-7 13678 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  RSA746801  Amaranthus albus R. G. Swinney 2008-3-26 8577 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  SD197645  Amaranthus blitoides A. C. Sanders, T. B. Salvato 2009-5-20 36875 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Boulevard (Highway 19) and west of Santa Anita Avenue. 66 Comment
  RSA402985  Amaranthus deflexus Robert Gustafson 1981-8-7 2344 Los Angeles Ballona Wetlands, area 2 Comment
  UCR150958  Amaranthus palmeri Sandra L. Leatherman, Brian Daniels 1998-10-27 56 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  SFV6141  Amblyopappus pusillus M. H. Grayum, D. R. Perry (7443) 1974-4-3 s. n. Los Angeles Palos Verdes Peninsula Palos Verdes Peninsula. Coastal bluff at White's Point. 8 Comment
  SDSU6855  Amblyopappus pusillus R. M. Beauchamp 1967-3-19 337 Los Angeles Behind West Cove. Comment
  RSA416928  Ambrosia chamissonis L. E. Hoffman 1929-5-16 s.n. Los Angeles Castle Rock, Santa Monica. Comment
  RSA416933  Ambrosia chamissonis Robert Gustafson 1981-4-14 2176 Los Angeles Ballona Wetlands, Area 1 Comment
  CAS-BOT-BC45005  Ambrosia confertiflora Ivan Murray Johnston 1920-1-1 s.n. Los Angeles Arcadia along Huntington Drive 152 Comment
  SD143585  Ambrosia dumosa R. D. Goeden, D. W. Ricker 1970-4-30 Los Angeles Mojave Desert, ca. 7.5 miles southeast of Llano, southwest side of State Highway 138, 1.8 miles southeast of Pearblossom Highway 1073 Comment
  UCR109689  Ambrosia dumosa R. D. Goeden, Don W. Ricker 1970-4-30 s.n. Los Angeles Mojave Desert, c. 7.5 mi. SE of Llano, SW side of State Hwy 138, 1.8 mi. SE of Pearblossom Highway 1073 Comment
  RSA279130  Ambrosia psilostachya R. F. Thorne, D. Propst, Mark Hoefs 1974-9-12 45101 Los Angeles Santa Catalina Island: near bridge over stream lower end of Cottonwood Canyon. 30 Comment
  SD107837  Ambrosia psilostachya Robert F. Thorne, D. Propst & M Hoefs 1974-9-12 45101 Los Angeles Santa Catalina Island; near bridge over stream in lower end of Cottonwood Canyon. 29 Comment
  CAS-BOT-BC272925  Ambrosia salsola Ira L. Wiggins 1966-4-23 20633 Los Angeles E of 145 Street E, between Palmdale Boulevard and Avenue O, north of Pearblossom. Mohave [Mojave] Desert Comment
  OBI44787  Ambrosia salsola David J. Keil, V. L. Holland, Michael Stiles, and Francis Villiablanca 1987-5-1 20043 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA152094  Amorpha californica var. californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles San Rafael Hills, Glendale 305 Comment
Read comments
Nov 19 2009
  RSA682717  Amorpha californica var. californica LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1110 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  RSA167817  Amsinckia intermedia R. F. Thorne, P. C. Everett 1964-2-7 33457 Los Angeles Santa Catalina Island, lower end of Pebbly Beach, E end of island 76 Comment
  SDSU4871  Amsinckia intermedia R. M. Beauchamp 1967-2-26 234 Los Angeles San Clemente Island. Comment
  RSA0089910  Amsinckia menziesii var. menziesii L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  SDSU4865  Amsinckia spectabilis var. spectabilis R. M. Beauchamp 1967-3-18 300 Los Angeles San Clemente Island. Comment
  RSA314060  Amsinckia tessellata W. Wisura 1983-4-13 3904 Los Angeles 20.7 miles from [Interstate] 15 along [Hwy] 138. Comment
Read comments
Dec 22 2016
  RSA0115707  Amsinckia vernicosa Andrew C. Sanders 2008-4-10 34789 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c.1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  RSA465140  Anagallis arvensis A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  UCR126884  Ancistrocarphus filagineus A. C. Sanders 2003-4-29 26169 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  CAS-BOT-BC46941  Androsace elongata subsp. acuta Philip A. Munz 1937-3-26 14937 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  RSA747130  Anemopsis californica R. G. Swinney 2008-6-9 8974 Los Angeles mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  CAS-BOT-BC400327  Anemopsis californica B. W. Evermann 1915-6-7 s.n. Los Angeles Rancho La Brea Comment
  UC54140  Anisocoma acaulis H. M. Hall May 1 1902-May 3 1902 3075 Los Angeles vicinity of Elizabeth Lake; Antelope Valley 1066 Comment
  UCR223761  Antennaria dimorpha R. G. Swinney 2009-5-28 10976 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR124629  Anthemis cotula B. C. Templeton, I. W. Clokey 1936-5-18 5663 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  UCR213788  Anthriscus caucalis Scott D. White, Justin M. Wood, Jamie Miner 2009-5-12 12697 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
  RSA646979  Anthriscus caucalis LeRoy Gross 2000-4-22 173 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  SBBG83173  Antirrhinum coulterianum R. Hoffmann 1929-5-19 Los Angeles 5 mi W of Castaic Comment
  RSA304703  Antirrhinum coulterianum James R. Shevock 1970-4-24 147 Los Angeles Near May Canyon 488 Comment
  RSA719061  Antirrhinum kelloggii R. G. Swinney 1998-4-13 5947 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  RSA80431  Antirrhinum kelloggii F. W. Peirson 189 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  RSA188318  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1965-6-24 35021 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  CAS-BOT-BC447696  Aphanes occidentalis Peter H. Raven; Henry J. Thompson 1959-5-5 14143 Los Angeles Santa Monica Mountains, Mulholland Hwy. 1 mi W. of Las Virgenes Rd. Malibu Creek drainage. 320 Comment
  RSA150673  Aphanisma blitoides P. H. Raven 1962-5-8 17610 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 9 Comment
  RSA599702  Apiastrum angustifolium Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9451 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA729384  Apocynum androsaemifolium R. G. Swinney 1998-6-21 6461 Los Angeles Upper Fish Fork drainage, c. 200 m east of Little Fish Fork Campground. 2049 Comment
  RSA723218  Aptenia cordifolia LeRoy Gross, R. Riefner Jr. 2007-6-25 2826 Los Angeles Southeast side of the San Rafael Hills: Behind a power substation, near a small pond. At end of Wierfield Drive. Near 313 Comment
  RSA229073  Arabis perennans R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38915 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table Mountain above Big Pines 2119 Comment
  UCR272843  Arabis platysperma R. G. Swinney 2011-8-5 15615 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA772393  Arabis pulchra var. pulchra R. G. Swinney 2009-5-12 10718 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg ) of Littlerock 1061 Comment
  SEINET6419849 Image available Araucaria excelsa Charles Sinclair 1961-6-1 s.n. Los Angeles near Los Angeles 61 Comment
  RSA228982  Arceuthobium californicum Robert F. Thorne 1971-8-25 41322 Los Angeles San Gabriel Mts., Angeles National Forest: On springy slope near Windy Spring on N slope of Mt. Islip. 2195 Comment
  RSA597399  Arceuthobium californicum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3768 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  RSA629076  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20445 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
Read comments
Sep 28 2020
  UCR114212  Arctostaphylos A. C. Sanders, D. Malueg 1998-6-24 22075 Los Angeles San Gabriel Mtns., brushy SE facing slope on ridge c. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  UCSB43761  Arctostaphylos catalinae Morales, M. 1982-4-18 Los Angeles Cottonwood Canyon, 1.6 miles south of Catalina airport, Santa Catalina Island 426 Comment
  RSA626671  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15780 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626811  Arctostaphylos glandulosa Jon E. Keeley 1992-10-15 22094 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA70900  Arctostaphylos glandulosa subsp. cushingiana F. W. Peirson 1918-5-26 141 Los Angeles summit of Mt. Wilson 1738 Comment
  RSA626796  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1978-9-4 7238 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  UCR256542  Arctostaphylos glandulosa subsp. gabrielensis Anuja Parikh, Nathan Gale 2011-6-18 3486 Los Angeles Transverse Range: San Gabriel Mountains, Aliso Canyon, just west of Angeles Forest Hwy, 0.7 km south-southeast of Aliso Canyon Road 1331 Comment
  UC1120283  Arctostaphylos glandulosa subsp. glandulosa H. A. Jensen 1933-3-22 275 Los Angeles Crystal Lake Rock Creek Quadrangle Comment
  RSA585546  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1992-4-21 6229 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
  RSA587284  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-5-17 2561 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA631210  Arctostaphylos glandulosa var. cushingiana Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21978 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 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
  LA204831  Arctostaphylos glauca A. M. Johnson; 1927-10-21 2662 Los Angeles Palmdale? Comment
  RSA631494  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15808 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631702  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15844 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  SFV17281  Arctostaphylos glauca P. M. Schiffman, J. A. Matos 1997-1-2 s. n. Los Angeles San Gabriel Mountains Along the Old Ridge Route just east of Interstate Highway 15. 15.8 miles north of Castaic Lake. 500 Comment
Read comments
Jan 6 2015
  SFV2646  Arctostaphylos glauca M. Terrusa 1959-4-26 s. n. Los Angeles San Fernando Valley Oat Mountain. Comment
  RSA634349  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1979-6-14 7412 Los Angeles Angeles Crest Highway about 1.4 km east of Singing Pines turnoff. 2000 Comment
  RSA634808  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20455 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA635125  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20294 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  RSA635238  Arctostaphylos patula Jon E. Keeley 1992-10-15 22077 Los Angeles Crystal Lake Cpgrd., San Gabriel Mtns. 1850 Comment
  UCR147281  Arenaria macradenia Orlando Mistretta 1992-8-20 772 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  SBBG113075  Aristida adscensionis S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 606 Los Angeles just S of Whitley's Pk, just E of spine, overlooking Swain's (Swain) Cyn 365 Comment
  SBBG80497  Aristida adscensionis S. A. Junak 1978-4-16 SCa 38 Los Angeles S side of Cherry Cove along rd 45 Comment
  OBI69351  Artemisia californica John Knapp, Denise Knapp 2002-11-27 6 Los Angeles Santa Catalina Island Comment
  RSA657208  Artemisia californica Joseph M. Keefe 2001-1-19 30993 Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  SBBG53930  Artemisia californica K. R. Montgomery, T. W. Strid 1973-8-22 73 -177 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  UCR133744  Artemisia californica F. R. Fosberg 1931-12-10 7149 Los Angeles Channel Islands, Avalon, Public Utilities Canyon, Santa Catalina Island 50 Comment
  JEPS26141  Artemisia douglasiana Peter H. Raven 1959-3-8 13837 Los Angeles 1.1 mi. west of Coast Highway; Santa Monica Mountains, Topanga Canyon Comment
  LA200159  Artemisia douglasiana T. A. Geissman; 1967-9-16 TAG 91667 SY-AD Los Angeles Santa Monica Mountains, Santa Ynez Canyon, at Sunset Blvd 38 Comment
  LA31676  Artemisia douglasiana Peter H. Raven; 1959-10-25 14694 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  RSA0103475  Artemisia douglasiana R. G. Swinney 2011-10-18 15810 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1021 Comment
  RSA607910  Artemisia douglasiana L. C. Wheeler 1961-6-13 7883 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR239951  Artemisia douglasiana R. G. Swinney 2009-11-16 11642 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
  RSA417315  Artemisia dracunculus Robert Gustafson 1981-6-17 2235 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR209613  Artemisia tridentata R. G. Swinney 2008-10-10 9577 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CAS-BOT-BC97280  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles Type locality: Newhall, Fremont's Pass, near Newhall Comment
  CAS-BOT-BC97291  Artemisia tridentata subsp. parishii Elmer I. Applegate 1931-11-2 6829 Los Angeles Newhall, at the railroad station Comment
  UC398704  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles near Newhall; Fremont's Pass Comment
  SEINET10637450  Asclepias albicans Sphon 1959-3-31 SPHON 269 Los Angeles 10.0 miles south of HWY 78, San Diego County Comment
  RSA503452  Asclepias californica L. C. Wheeler 1967-4-30 9210 Los Angeles NW end foothills between Bouquet Junction and Bonelli Ranch 396 Comment
  CDA39804  Asclepias californica T. C. Fuller 1958-5-7 3710 Los Angeles Mint Canyon, Highway 6, 2 miles north of The Oaks. 0 Comment
  SBBG58639  Asclepias fascicularis M. N. Ackley -Oct-1925 11 Los Angeles Eagle Rock 182 Comment
  CATA3270  Asparagus aethiopicus Ben Dion, Julia Parish 2017-1-19 002 Los Angeles Santa Catalina Island: Landscaping pot by Airport Nature Center 484 Comment
  CATA3474  Asparagus asparagoides Michael Thomas, Benjamin Dion, Nathalie Cartan 2017-9-18 001 Los Angeles Santa Catalina Island: Interior; under cedar tree downslope (west) of the Fox Hospital in Quail Valley 168 Comment
  RSA640650  Asphodelus fistulosus Steven A. Junak 1996-5-17 483 -A Los Angeles San Clemente Island: NE portion of island, E of SE end of airfield runways, just N of upper portion of road to Dolphin Bay. 49 Comment
  RSA190915  Aspidotis californica Robert F. Thorne 1967-5-18 36873 Los Angeles Santa Catalina Island. Wild Boar Gully (Cercocarpus Arroyo). 167 Comment
  RSA686322  Aspidotis californica B. C. Templeton 1931-4-12 s.n. Los Angeles Manderville Canyon 200 Comment
  UCR229520  Aster subulatus Jeremiah George 2011-9-28 s.n. Los Angeles South Coast, Long Beach, east side of Los Angeles River channel, south of West Shoreline Dr. offramp from 710 Fwy 4 Comment
  RSA729100  Astragalus bicristatus R. G. Swinney 1999-7-5 7509 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
  CAS-BOT-BC180492  Astragalus brauntonii Ernest Braunton 1928-6-1 1006 Los Angeles Monrovia 457 Comment
  CHSC14161  Astragalus didymocarpus L. M. Mayer; I. J. Mayer 1974-4-10 152 Los Angeles In field 50 ft n of Bouquet Canyon Rd. - 1/4 mi of its intersection with Vasquez Canyon Rd. Comment
  RSA496675  Astragalus didymocarpus var. didymocarpus A. C. Sanders, E. J. Lawlor 1988-4-3 7757 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA589180  Astragalus didymocarpus var. dispermus T. S. Ross 1991-4-28 4744 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  UCR124425  Astragalus douglasii B. C. Templeton 1932-5-31 4845 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA415483  Astragalus douglasii var. douglasii Robert Gustafson 1977-4-20 431 Los Angeles Devils Punch Bowl County Park. 1220 Comment
  SFV16521  Astragalus douglasii var. douglasii S. Mason 1993-5-2 s. n. Los Angeles Mojave Desert Off West State Route 138, 1.0 miles past West 110th Street, south on dirt road 0.4 miles in and 30 feet off west roadside. 762 Comment
  UCR19442  Astragalus douglasii var. parishii O. H. Kappler 1946-5-30 1194 Los Angeles San Gabriel Mtns., [near] Wrightwood. Los Angeles County Park 2012 Comment
  RSA415510  Astragalus gambelianus M. B. Dunkle 1930-3-30 2152 Los Angeles Santa Catalina Island, Moonstone Beach. Comment
  CAS-BOT-BC186877  Astragalus hornii var. hornii A. D. E. Elmer 1902-6-1 3627 Los Angeles Lancaster Comment
  RSA598385  Astragalus miguelensis J. P. Rebman, Jonathan Dunn 1996-4-29 3103 Los Angeles San Clemente Island: Eel Cove and Eel Cove canyon on west side of island. 10 Comment
  UC1215216  Astragalus miguelensis Peter H. Raven 1962-7-10 17955 Los Angeles near ocean due w Wall 2 (San Clemente Island); , w of Wall 2 Comment
  SD85145  Astragalus nevinii E. R. Blakley 1963-12-8 6412 Los Angeles San Clemente Island, north of west Cove at Sand Point near Triangulation Point 'Driggs', old sand dunes back from beach 7 Comment
  RSA415634  Astragalus pachypus var. pachypus Robert Gustafson 1978-6-1 997 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  UCR101281  Astragalus pachypus var. pachypus L. C. Wheeler 1955-4-17 7140 Los Angeles San Gabriel Mtns., Cima Mesa Comment
  UC1128875  Astragalus trichopodus P. L. Johannsen 1934-2-19 296 Los Angeles Boquet Canyon Santa Susana Quadrangle, Boquet Canyon Comment
  RSA307593  Astragalus trichopodus Lyman Benson 1963-4-15 16244 Los Angeles San Jose Hills. Ridge east of Diamond Bar Boulevard, Diamond Bar Ranch. 304 Comment
  UC942899  Astragalus trichopodus var. lonchus Lewis S. Rose 1949-4-22 49107 Los Angeles U.S. Highway 101 5 mi e Ventura Co. line; e of Ventura Co. line Comment
  POM1846  Astragalus trichopodus var. phoxus H. M. Hall 1902-5-3 3096 Los Angeles San Francisquito Pass 609 Comment
  UCR192051  Athysanus pusillus A. C. Sanders 2008-4-11 34853 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, vicinity of mapped spring NW of VABM 'Pine 973 Comment
  UC1601731  Atriplex unknown 1905-1-30 Los Angeles Pico Hts. Comment
  RSA251523  Atriplex argentea R. F. Thorne 1973-4-12 42979 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  SBBG114308  Atriplex argentea var. expansa M. R. Benedict 1971-6-26 Los Angeles low terrace 0.5 mi S of Wilson Cove Comment
  POM636  Atriplex californica I. M. Johnston 1917-6-10 1270 Los Angeles Playa Del Rey Comment
  OBI71043  Atriplex canescens Larry Kelly, David J. Keil 1988-4-16 35 Los Angeles Little Rock Campground Comment
  UCR140638  Atriplex canescens Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 3- 28 Los Angeles San Gabriel Mtns/Mojave Desert, Route 18 at W 263 Street, Site L3 1033 Comment
  UCR259566  Atriplex canescens R. G. Swinney 2010-9-1 13674 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Sunland/Lakeview Terrace, 0.1 mi. east of Orcas Park, Tujunga Valley, just south of I-210 329 Comment
  IRVC29073  Atriplex canescens subsp. canescens June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  OBI71108  Atriplex confertifolia Larry Kelly, David J. Keil 1988-4-16 45 Los Angeles Antelope Valley, Ca. 2 mi W of hwy 14 along hwy 138. Comment
  CATA3377  Atriplex coulteri Peter J. Dixon 2016-5-12 053 Los Angeles Santa Catalina Island: Lower Coffeepot Canyon, 110 m east of red ridge rd. 530 m north of Pacific Ocean 200 Comment
  SBBG13640  Atriplex coulteri P. H. Raven 1962-5-8 17589 Los Angeles slopes above Seal Cove 38 Comment
  SBBG133370  Atriplex glauca R. E. Riefner Jr. 2008-12-27 08 -386 Los Angeles ocean bluff W of El Matador State Park; Malibu 3 Comment
  CAS-BOT-BC170113  Atriplex lentiformis W. R. Dudley 1899-7-1 s.n. Los Angeles Santa Monica near the beach. Comment
  CAS-BOT-BC27949  Atriplex nummularia Carl Brandt Wolf 1930-12-23 1821 Los Angeles Playa del Rey 30 Comment
  SBBG131640  Atriplex pacifica S. A. Junak 1999-4-23 SCa 855 Los Angeles S side of island, saddle on ridgetop, below Triangulation Point "Granite" 341 Comment
  UCR274098  Atriplex pacifica Steven A. Junak 1999-4-23 SCa- 855 Los Angeles California Islands, Santa Catalina Island. South side of island, saddle on ridgetop, below Triangulation Point 'granite 341 Comment
  UCR103758  Atriplex parryi David Charlton 1989-5-25 3196 C Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  CATA1247  Atriplex prostrata Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2327 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  RSA478383  Atriplex rosea F. R. Fosberg 1930-7-7 S- 3156 -a Los Angeles Alamitos Bay 2 Comment
  RSA152243  Atriplex semibaccata I. L. Wiggins 1925-06 1756 Los Angeles White s Landing, Santa Catalina Island Comment
  RSA478403  Atriplex semibaccata F. R. Fosberg 1931-3-26 S- 4396 Los Angeles Santa Catalina Island. Hillside above St. Catherine Hotel. 10 Comment
  SD167165  Atriplex suberecta A. C. Sanders 2005-5-5 29902 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, Cruzan Mesa along dirt road near gate at northeast end. 655 Comment
  POM211534  Avena barbata Joseph A. Ewan 1932-2-20 7021 Los Angeles Campus of University of California, Faculty Hill. Comment
  RSA188106  Avena barbata R. F. Thorne 1966-4-6 35893 Los Angeles Santa Catalina Island: ridge between White and Moonstone Coves 15 Comment
  UCR255846  Avena barbata R. G. Swinney 2010-5-4 12481 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  CAS-BOT-BC145743  Avena sativa Peter H. Raven 1959-10-25 14709 Los Angeles Santa Monica Mountains. Point Dume. Morning View Drive. 60 Comment
  SEINET11261323  Baccharis glutinosa Lewis S. Rose 1966-12-18 66113 Los Angeles Franklin Canyon, Santa Monica Mountains.; 0 335 Comment
  RSA127457  Baccharis plummerae Peter H. Raven, Henry J. Thompson 1958-10-11 1400 Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 426 Comment
  CHSC55841  Baccharis salicifolia L. P. Janeway 1988-12-24 3163 Los Angeles Puente Hills, between Whittier and La Puente. Low in Arroyo San Miguel. 175 Comment
  CHSC99216  Baccharis salicifolia John C. Dittes; Rudolph A. Dittes 2006-10-30 1419 Los Angeles South Coast Subregion; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of Victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. 207 Comment
  POM293912  Baccharis salicifolia Lyman Benson 1946-11-21 12250 Los Angeles Divide between Little Dalton canyon and San Gabriel River 610 Comment
  RSA585695  Baccharis salicifolia Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3007 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  JEPS21270  Baccharis salicifolia subsp. salicifolia F. W. Peirson 1919-3-29 353 Los Angeles San Gabriel Mountains, Rubio Canon 548 Comment
  UC729690  Baccharis salicifolia subsp. salicifolia Carl B. Wolf 1932-5-10 3508 Los Angeles above the last Almond Orchard; Santa Catalina Island, Avalon Canyon 121 Comment
  RSA305943  Berberis nevinii Fay A. MacFadden 1932-4-19 s.n. Los Angeles Pacoima Wash, San Fernando Valley Comment
  UCR159958  Berberis nevinii Valerie Soza, Steve Boyd, G. D. Wallace 2000-3-28 651 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mtns, S side: Cobal Canyon, Claremont Hills Wilderness Park, west of fire road up Cobal Canyon, above junct of Burbank and Cobal canyons 518 Comment
  UC483195  Bergerocactus emoryi L. R. Abrams and I. L. Wiggins 1931-7-6 420 Los Angeles San Clemente Island; San Clemente Island, vicinity of Mosquito Harbor Comment
  RSA716482  Berula erecta Scott D. White, Andrea Warniment 2006-7-7 11618 Los Angeles Gorman area, Gorman creek NE of the I-5 Freeway. SE Tehachapi Mts. 1037 Comment
  RSA0084856  Bidens laevis R. G. Swinney 2010-10-15 14049 Los Angeles From Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake. 317 Comment
  UC53908  Bidens pilosa Ernest Braunton 1902-9-1 674 Los Angeles Los Angeles Comment
  POM4983  Bidens pilosa Philip A. Munz 1918-5-19 2260 Los Angeles Claremont, west of town in Orange Grove Comment
  SEINET10570461  Bloomeria aurea Hermann E. Hasse Hasse s.n. 1891 Los Angeles Hills Comment
  UCR100612  Bloomeria crocea B. G. Pitzer 1996-5-5 2849 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA585153  Boechera Timothy S. Ross, S. D. Boyd 1990-5-31 2734 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA124048  Boechera californica Percy C. Everett, E. K. Balls 1958-4-25 22955 Los Angeles San Antonio Dam, 4 miles N of Claremont Comment
  CAS-BOT-BC14582  Boechera pulchra Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  POM6751  Bowlesia incana P. A. Munz, L. T. Street, G. Williams 1919-3-15 2398 Los Angeles South Hills, Pomona. Comment
  SBBG97003  Bowlesia incana S. Boyd with T. Ross, L. Arnseth 1990-4-8 4371 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  JEPS49664  Boykinia rotundifolia Frank W. Peirson 1918-7-13 74 Los Angeles Santa Anita Canyon 975 Comment
  UCR189869  Boykinia rotundifolia R. G. Swinney 1998-7-21 6464 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, vicinity of junction of Upper Fish Fork Trail and Dawson Peak Trail 1951 Comment
  UCR190079  Boykinia rotundifolia R. G. Swinney 1998-8-5 6633 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  UCR277058  Boykinia rotundifolia R. G. Swinney 2011-9-22 15675 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  UC816084  Brachypodium distachyon F. R. Fosberg 1931-5-22 S 4964 Los Angeles Santa Catalina Island, Isthmus Harbor Isthmus Harbor; Santa Catalina Island, Isthmus Harbor 3 Comment
  SFV12450  Brassica nigra M. H. Grayum, D. L. Koutnik 1978-1-28 955 Los Angeles Santa Monica Mountains Along Temescal Canyon Road. 8 Comment
  SFV14771  Brassica rapa J. C. Dittes, R. Dittes, P. Dittes 1990-2-18 24 Los Angeles San Fernando Valley Northeast side of Big Tujunga Wash. 425 Comment
  UCR23555  Brassica rapa John C. Roos 1941-2-17 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  CAS-BOT-BC100413  Brickellia californica F. A. M. 1936-3-25 14559 Los Angeles Highway Coyote Wells to Jacumba San Diego Co. Comment
  RSA127982  Brickellia californica H. J. Thompson 1958-10-22 1812 Los Angeles Santa Monica Mountains, N slope of Mt. Hollywood 381 Comment
  RSA128003  Brickellia californica Peter H. Raven, Henry J. Thompson 1959-10-31 14724 Los Angeles Mandeville Canyon 5.8 miles north of Sunset Boulevard 366 Comment
  UCR259461  Brickellia californica R. G. Swinney 2010-9-7 13700 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR238077  Brickellia nevinii Mark A. Elvin, Julie M. Vanderwier 2002-7-18 2104 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, ridge west of Potrero Canyon 396 Comment
  RSA777518  Bromus R. G. Swinney 2009-5-27 10863 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  SBBG56522  Bromus arizonicus R. Hoffmann 1929-4-26 Los Angeles near Camulos Comment
  SEINET887800  Bromus breviaristatus Timothy S. Ross, Steve Boyd 1990-1 2747 Los Angeles Ridge descending northward from MT. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon; Rancho Santa Ana Botanic Garden Comment
  SBBG56591  Bromus carinatus R. Hoffmann 1931-5-4 Los Angeles north Bouquet Cyn Comment
  SEINET10520157  Bromus carinatus LeRoy R. Abrams Abrams 1727 Los Angeles Ballwin Creek, Mesmen Comment
  SEINET10900896  Bromus carinatus Hermann E. Hasse Hasse s.n. Los Angeles Comment
  RSA0030744  Bromus carinatus var. carinatus Orlando Mistretta 1995-6-21 1823 Los Angeles San Gabriel Mountains: Emma section, lower Little Rock Creek drainage. Along road near Guard Station. 960 Comment
  RSA607581  Bromus catharticus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St.. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  UCD58358  Bromus catharticus D. Dunn 1941-3-3 695 Los Angeles West Los Angeles. Pacific Electric tracks on Santa Monica Blvd. 2 blocks east of Sepulveda Blvd. Comment
  UCD58407  Bromus catharticus Daryl Koutnik 1978-4-28 s.n. Los Angeles 6922 Hesperia Avenue, Reseda. 213 Comment
  CAS-BOT-BC156110  Bromus diandrus Carl B. Wolf 1932-5-9 3424 Los Angeles Santa Catalina Island. Avalon. Near bathhouse. 7 Comment
  CATA62  Bromus diandrus USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 38 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  POM158073  Bromus grandis Le Roy Abrams 1902-7-1 2632 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA258392  Bromus hordeaceus C. W. Tilforth 1972-4-13 476 Los Angeles Rancho Santa Ana Botanic Garden. [Claremont] 412 Comment
  SBBG80111  Bromus hordeaceus E. Z. Rett, P. C. Orr 1945-4-10 Los Angeles San Clemente Island Comment
  UCD58657  Bromus hordeaceus Geoffrey Levin 1974-5-8 75 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River drainage. Pacific Slope. 335 Comment
  UC285018  Bromus madritensis subsp. rubens P. A. Munz 1923-4-10 6711 Los Angeles San Clemente Island Comment
  CAS-BOT-BC161866  Bromus rubens G. B. Grant 1900-3-28 s.n. Los Angeles Avalon. Comment
  RSA573554  Bromus rubens Timothy S. Ross 1992-5-8 6289 Los Angeles San Gabriel Mountains: San Antonio Canyon; N side of Hog Back. 1177 Comment
  RSA603270  Bromus rubens L. C. Wheeler 1933-5-30 1754 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  SBBG13306  Bromus rubens M. A. Piehl -Jun-1962 62396 Los Angeles cyn E of Thirst 304 Comment
  RSA628773  Bromus stamineus Gary D. Wallace 1979-4-19 1698 Los Angeles Transverse Ranges, Liebre Mtns region, Butte Valley Wildlife Sanctuary. Comment
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Aug 10 2018
  RSA626517  Bromus sterilis Scott D. White 1998-6-10 6710 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  RSA660792  Bromus sterilis LeRoy Gross, Valerie Soza 2001-6-6 441 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 427 Comment
  RSA0019969  Bromus tectorum P. H. Raven, H. J. Thompson 1959-5-5 14109 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  SEINET13387006 Image available Bromus tectorum R. G. Swinney 2011-1 15225 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail (Crystal Lake 7.5' Q.) (T3N R9W) 1567 Comment
  RSA0019994  Bromus tectorum Donald R. Bissing 1973-6-2 157 Los Angeles Evey Canyon, 0.9 mile from mouth of canyon, 854 Comment
  UCR94666  Bromus trinii A. C. Sanders, E. J. Lott 1993-5-6 13958 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  UCR177925  Buddleja asiatica LeRoy Gross 2001-5-28 410 Los Angeles Los Angeles Basin region, Verdugo Mountains, south side; Start from dead end street Mesa Lila Road, in city of Verdugo City. Climb ridge between Henderson and Engleheard Canyons to main crest, then went a short distance down Brand Park Mountain Way from Verdugo Mountain Way 854 Comment
  RSA563508  Buddleja saligna Tim Evans 1993-10-27 s.n. Los Angeles Santa Monica Mountains: just east of Saddle Peak area, about 400 meters south of Saddle Peak Road along Schueren Road. 701 Comment
  LA212282  Cakile maritima L. E. Hoffman; A. L. H. 1963-7-7 s.n. Los Angeles Malibu Lagoon. Comment
  RSA151288  Calandrinia ciliata P. H. Raven 1962-4-10 17183 Los Angeles San Clemente Island. Small arroyo above Wilson s Cove 61 Comment
  RSA533942  Calandrinia ciliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5220 Los Angeles San Clemente Island: South-east end of island in the vicinity of Knob, 5100 ft. NW of Guds. 274 Comment
  RSA13892  Callitriche marginata L. C. Wheeler 1934-3-6 2397 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  UCR88696  Calochortus Scott D. White 1995-10-19 3700 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  CAS-BOT-BC132266  Calochortus catalinae George B. Grant; Walter Wheeler 1904-4-21 126 a/1847 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC132279  Calochortus catalinae Geo. B. Grant 1900-3-30 s.n. Los Angeles Avalon Comment
  UC648355  Calochortus clavatus Marion Ownbey and Ruth P. Ownbey 1938-7-1 1683 Los Angeles mouth of Los Alisos Canyon Santa Monica Mountains, Los Alisos Canyon Comment
  RSA0050037  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -016 Los Angeles Western Transverse Ranges; Sierra Pelona Ridge off Forest Rd. 6N07 1311 Comment
  CHSC5080  Calochortus invenustus M. MacAurther 1967-6-24 55 Los Angeles 0.7 mi. from turn off on Angeles Crest Hwy. To lower Chilao keeping always to right - - left side of road, Angeles National Forest. 1584 Comment
  RSA596216  Calochortus invenustus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-15 3407 Los Angeles Slover Canyon: short, steep canyon draining from the Blue Ridge ENE to the head of Lone Pine Canyon 1914 Comment
  UCR187136  Calochortus kennedyi A. C. Sanders 2006-5-16 32308 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR205893  Calochortus kennedyi R. G. Swinney 2008-5-5 8754 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  UCR271596  Calochortus palmeri R. G. Swinney 2011-6-14 15148 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  LA200916  Calochortus plummerae Jonathan Sauer; C. Barber 1970-6-6 4816 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Upper canyon. Comment
  RSA377428  Calochortus plummerae Anstruther Davidson 1892-06 s.n. Los Angeles Los Angeles Comment
  RSA377433  Calochortus splendens F. R. Fosberg 1931-5-12 S- 4852 Los Angeles Renton Pass, Santa Catalina Island. Comment
  UCR139007  Calochortus splendens L. C. Wheeler 1947-6-13 6516 Los Angeles San Gabriel Mountains, mesa south of San Antonio Canyon [near San Bernardino Co. line] Comment
  UCR46119  Calochortus splendens Kathy Harper 1986-5-17 s.n. Los Angeles Western Transverse Range, Forest Park, W side of Vasquez Canyon Road at the junction with Sierra Hwy 518 Comment
  UC154591 Image available Calochortus venustus Rensselaer J. Smith May 1904 Los Angeles Catalina Island Comment
  CAS-BOT-BC496761  Calochortus venustus Le Roy Abrams; E. A. McGregor 1908-6-20 361 Los Angeles Liebre Mountain 1463 Comment
  UC1929306  Calochortus weedii var. intermedius Scott D. White, Justin Wood 2008-6-4 12056 Los Angeles Puente Hills; NW of Turnbull Canyon. SCE powerline corridor at tower 27 and adjacent access road. 348 Comment
  UCR119333  Calyptridium monandrum B. G. Pitzer 1998-5-12 3686 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UCR276760  Calyptridium monandrum R. G. Swinney 2011-5-16 14750 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  RSA0008260  Calystegia felix Anstruther Davidson 1899-1 2144 Los Angeles Near University Station. Comment
  CAS-BOT-BC215757  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles Foot of Mt. Baldy Road just N of Claremont, San Gabriel Mts. 600 Comment
  OBI63065  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles San Gabriel Mts, foot of Mt. Baldy rd just N of Claremont; 600 Comment
  RSA0114812  Calystegia macrostegia subsp. arida R. G. Swinney 2011-5-6 14622 Los Angeles San Gabriel Mountains; north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  UCD126085  Calystegia macrostegia subsp. arida P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Avalon. Comment
  UCR272973  Calystegia macrostegia subsp. arida R. G. Swinney 2011-4-26 14519 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  SD27742  Calystegia macrostegia subsp. cyclostegia Carl B. Wolf 1932-5-9 3440 Los Angeles Santa Catalina Island; Pebbly Beach. Comment
  CDA39858  Calystegia macrostegia subsp. cyclostegia G. C. Fleischman 1946-8-31 s.n. Los Angeles Vicinity of Castaic. 0 Comment
  RSA394897  Calystegia macrostegia subsp. intermedia Anstruther Davidson s.n. Los Angeles Santa Catalina Island. Comment
  OBI70977  Calystegia peirsonii Steve Boyd 1997-4-30 9605 Los Angeles Liebre Mtns Region: About the confluence fo Bear Cyn and Pine Cyn, between the southern flank of Liebre Mtn and northern flank of Red rock mtn, SW of Gillette Mine 914 Comment
  RSA570055  Camissonia boothii subsp. decorticans Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4912 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA612104  Camissonia boothii subsp. desertorum Steve Boyd, Kent Hughes 1998-5-5 10185 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
  CHSC26011  Camissonia campestris subsp. campestris James Henrickson 1971-5-2 5536 Los Angeles 15 mi. E. of Palmdale, 3 mi. N. of Hwy. 138 along 167 St. So. of Lovejoy Buttes in Mojave Desert. 944 Comment
  RSA0092325  Camissonia campestris subsp. campestris R. G. Swinney 2011-4-20 14432 Los Angeles San Gabriel Mountains: Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1220 Comment
  RSA145184B  Camissonia claviformis subsp. claviformis E. G. Linsley, J. W. MacSwain 1959-4-5 59 -67 Los Angeles Mojave Desert, Little Rock Comment
  VVC3370  Camissonia contorta Tim Thomas 1973-4-24 11 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
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Jun 24 2020
  RSA449013  Camissonia intermedia Anstruther Davidson 1905-1 1435 Los Angeles Hollywood. Comment
  RSA652353  Camissonia micrantha A. Mayor, N. Daly 1973-5-5 s.n. Los Angeles Tapia Park, Malibu Cyn. Comment
  UCR205633  Camissonia micrantha A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36996 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA569942  Camissonia pallida subsp. pallida Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4852 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA454104  Camissonia strigulosa Ora M. Clark 1929-3-29 1806 Los Angeles E.W. Saugus Comment
  OBI2688  Camissoniopsis bistorta Dieter H. Wilken 1965-3-23 101 Los Angeles San Gabriel Mts. 183 Comment
  SFV2511  Camissoniopsis cheiranthifolia subsp. suffruticosa K. A. Wilson 1961-3-12 997 Los Angeles Zuma Beach. On sand above tide line. 3 Comment
  SD85048  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5229 Los Angeles San Clemente Island; canyon mouth southeast of Eel Point, half way toward Seal Cove. 6 Comment
  CATA168  Camissoniopsis micrantha Mark L. Hoefs, A. Douglas Propst 1973-4-6 131 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  UCSB22515  Canbya candida Anthony, Jean 1965-5-7 Los Angeles 213th Street just south of Highway 138 east of Pearblossom 914 Comment
  UCR153487  Cannabis sativa Steve Boyd 2000-5-12 10305 Los Angeles Coastal Plains and Basins, San Bernardino Basin: Claremont, south side of Foothill Blvd. c. 50-100 m east of the intersection with Claremont Blvd. Comment
  UCR187276  Capsella bursa-pastoris A. C. Sanders 2006-4-18 32096 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  CAS-BOT-BC37081  Capsella bursa-pastoris Tim Ross; Steve Boyd 1991-4-25 4616 Los Angeles San Gabriel Mountains. Mouth of Graveyard Canyon (which joins the lower East Fork of the San Gabriel River at 1540 ft.). 481 Comment
  RSA530950  Capsella bursa-pastoris Samuel R. Tyson 1943-3-21 s.n. Los Angeles Sam Dimas Canyon, LA county. 488 Comment
  RSA592223  Capsella bursa-pastoris L. C. Wheeler 1967-4-30 9231 Los Angeles Limekiln Canyon 564 Comment
  SBBG19221  Capsella bursa-pastoris M. A. Piehl 1963-12-8 631095 Los Angeles Cave Cyn, 0.25 mi from mouth 30 Comment
  UC1201943  Capsicum annuum var. annuum Miss K. D. Jones 1930-12-15 1013 Los Angeles Rust Nursery, Pasadena Comment
  RSA724802  Cardamine californica K. Dobry 1992-9-14 d- 1131 Los Angeles West Santa Monica Mts. Along East Arroyo Sequit at Camp Shalom Comment
  LA86169  Cardamine californica var. californica Karen Bartholemew; 1966-2-20 0 4 Los Angeles Santa Monica Mountains, Little Sycamore Canyon, 3.3 mi from US Hwy 101 on Little Sycamore Canyon Rd 365 Comment
  SBBG114016  Cardamine oligosperma L. C. Wheeler 1932-3-20 506 Los Angeles San Dimas Cyn 518 Comment
  CAS-BOT-BC384770  Cardionema ramosissimum I. Johnston 1917-6-10 1268 Los Angeles Near Mesmer Comment
  UC205815  Cardionema ramosissimum G. B. Grant 1904-5-14 6214 Los Angeles Playa del Rey Comment
  RSA654324  Carduus tenuiflorus Benjamen Rangel 1992-5-6 777 -34 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  UCSB584  Carex K. Beach 1943-5-3 1837 Los Angeles OFF SAN ANTONIO CANYON FERN CANYON (SAN DIMAS EXPERIMENTAL FOREST STATION; N OF CUCUMONGA) 1249 Comment
  RSA0045428  Carex Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -032 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA364676  Carex alma F. H. Elmore 1936-5-27 s.n. Los Angeles Near Big Pines. Comment
  SBBG125527  Carex alma A. Parikh, N. Gale 2010-6-15 3292 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
  UCR194181  Carex alma R. G. Swinney 1998-7-29 6527 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
  UCR101729  Carex globosa L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  UCR238634  Carex globosa Anuja Parikh, Nathan Gale 2010-6-23 3363 Los Angeles Transverse Range; San Gabriel Mtns., upper Shortcut Canyon, 1.3 km S of State Highway 2 (Angeles Crest Hwy), 1.5 km NNW of West Fork San Gabriel River 1290 Comment
  CAS-BOT-BC21759  Carex hassei Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Moutains: West of heliport. 1584 Comment
  RSA191166  Carex hassei Robert F. Thorne, M. Z. Thorne 1967-7-19 37188 Los Angeles San Gabriel Mountains. 1981 Comment
  RSA91604  Carex multicaulis Joseph A. Ewan 1936-8-2 9885 Los Angeles 1 mile below head of Cedar Canyon Comment
  UCR223161  Carex senta R. G. Swinney 2009-5-27 10898 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA748466  Carex subfusca R. G. Swinney, Cody Clarke 2001-8-22 8075 Los Angeles San Gabriel Mtns.: 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  SEINET7577188 Image available Carex subfusca Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek off Big Tujunga, at below Charlton Flat; future dam site. Comment
  UC212125  Carex subfusca I. M. Johnston 1917-8-23 1636 Los Angeles Pine Mt. San Antonio Mountains 2438 Comment
  CAS-BOT-BC115635  Carex triquetra George Bernard Grant 1901-8-1 139 Los Angeles Aroyo Seco Canyon. 609 Comment
  UC1133504  Carex triquetra Jerome S. Horton 1936-4-28 311 Los Angeles n end San Dimas Reservoir; Pomona Quadrangle, San Dimas watershed Comment
  UCR58758  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles Channel Islands, east side of San Clemente Island, next major drainageway & canyon SE of Lemon Tank Comment
  SFV16023  Carpobrotus edulis A. M. Orcino, A. Sutton 1994-4-23 6 Los Angeles Playa del Rey Beach, corner of Pacific Ave. and Convoy St., 0.1 mile north of Culver Blvd. 2 Comment
  SBBG6752  Castilleja affinis E. R. Blakley 1959-4-5 2732 Los Angeles bluff, W side of Pt Dume 15 Comment
  UCD122164  Castilleja affinis Peter H. Raven; Henry J. Thompson 1960-4-3 13921 Los Angeles East of Malibu Junction. Santa Monica Mountains. 265 Comment
  LA105092  Castilleja applegatei subsp. martinii Barry A. Prigge; 1988-7-3 8229 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  UC1408948  Castilleja applegatei subsp. martinii Donald R. Bissing 1973-4-6 36 Los Angeles 0.5 mi from mouth of Evey Canyon; San Gabriel Mountains, Evey Canyon 762 Comment
  UCR150962  Castilleja exserta Sandra L. Leatherman, Brian Daniels 1998-11-10 58 Los Angeles Bouquet Canyon: directly west of the intersection of Bouquet Canyon Rd. and Vasquez Canyon Rd 488 Comment
  JEPS30730  Castilleja exserta subsp. exserta Peter H. Raven 1962-3-27 16996 Los Angeles 1.4 mi e Portugese Bend (along Palos Verdes Drive); Palos Verdes Hills Comment
  UCR264696  Castilleja exserta subsp. exserta Mitch Provance, Callen Huff 2009-4-28 10735 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  SFV6449  Castilleja exserta subsp. venusta T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 202 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  UC27248  Castilleja exserta subsp. venusta J. Burtt Davy May 9 1896-May 24 1896 2653 Los Angeles between Manzana and Gorman's; Antelope Valley Comment
  RSA578107  Castilleja foliolosa Tim S. Ross, Steve D. Boyd 1994-5-31 7693 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
  RSA716666  Castilleja foliolosa Scott D. White, Pam De Vries 2006-5-10 11449 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SBBG17434  Castilleja foliolosa K. A. Wilson 1961-3-11 958 Los Angeles San Francisquito Cyn, 1.5 mi S of Green Valley (Spunky Cyn Rd) Comment
  RSA400574  Castilleja foliolosa Evelyn Dorio 1934-3-18 s.n. Los Angeles Mt. Wilson Trail. Comment
  SD85157  Castilleja foliolosa E. R. Blakley 1962-10-5 5437 Los Angeles Edge of small gully, NE side of Black Jack Mt. at the junction of Island Road and Whites Landing Road, Santa Catalina Island 366 Comment
  UCR20065  Castilleja gleasoni T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest. East slope of Mt. Gleason, immediately NE of microwave station on 3N17 1829 Comment
  UC184460  Castilleja linariifolia A. D. E. Elmer Jun 1902 3608 Los Angeles Acton Comment
  RSA776561  Castilleja minor subsp. spiralis Orlando Mistretta, Christine Mistretta 2010-6-15 5307 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  UC885437  Castilleja minor subsp. spiralis Louis C. Wheeler 1932-7-2 892 Los Angeles San Dimas Canyon; San Gabriel Mts. 457 Comment
  RSA429525  Caulanthus heterophyllus var. heterophyllus Anstruther Davidson 1893-05 s.n. Los Angeles Rubio Canon, Los Angeles. Comment
  SD90527  Caulanthus lasiophyllus Robert F. Thorne 1973-4-11 42860 Los Angeles San Clemente Island; middle portion of Norton Canyon, on canyon floor. 274 Comment
  RSA549602  Caulanthus lasiophyllus var. utahensis Timothy S. Ross 1992-4-4 6067 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  SDSU10287  Ceanothus arboreus D. F. Howe 1953-5-2 2271 Los Angeles Head of Wain Canyon., Catalina Island. Comment
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Jun 10 2014
  UC1204711  Ceanothus arboreus Huron H. Smith 1912-7-1 5167 Los Angeles summit Santa Cataline Island 548 Comment
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Jan 15 2015
  UC625068  Ceanothus arboreus F. R. Fosberg 1931-4-2 S 4448 Los Angeles divide between Hamilton and Descanso Canyons Santa Catalina Island 230 Comment
  LA52212  Ceanothus crassifolius Henry J. Thompson; 1959-2-23 1851 Los Angeles SANTA MONICA MOUNTAINS, Castro Peak, Latigo Canyon Rd, 1 mi SE Mulholland Hwy, N side of main crest of mountains, NW slope of Castro Peak. 594 Comment
  RSA244388  Ceanothus crassifolius Robin S. Collins 1973-3-11 207 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon 610 Comment
  SBBG54049  Ceanothus crassifolius var. crassifolius K. R. Montgomery, T. W. Strid 1973-3-22 73 -4 Los Angeles Dillon Divide; site of LASCA Cistus field Plot Comment
  UC1745665  Ceanothus greggii var. vestitus Annetta M. Carter 1951-5-21 3059 Los Angeles Fork of Little Rock Creek 1.3 mi. S of Little Cedars Campground. San Gabriel Mtns. Comment
  CAS-BOT-BC50146  Ceanothus integerrimus Geo. B. Grant 1900 to 1905 149 Los Angeles Mt. Wilson Comment
  RSA0069201  Ceanothus leucodermis R. G. Swinney 2010-9-9 13778 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
  RSA0091740  Ceanothus leucodermis R. G. Swinney 2011-5-12 14687 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA399107  Ceanothus megacarpus E. Crow 1929-1-13 148 Los Angeles Crow's Nest, E. Glendora Comment
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Oct 26 2015
  RSA190993  Ceanothus megacarpus var. insularis Robert F. Thorne, Doug Propst, R. Caroline, Reed Rollins 1967-3-18 36733 Los Angeles Santa Catalina Island. Salta Verde, approx. N of Salta Verde Pt. 366 Comment
  CAS-BOT-BC51443  Ceanothus megacarpus var. megacarpus Reid Moran 1941-3-5 697 Los Angeles Side & bottom of Arroyo, Salta Verde, Santa Catalina Island 350 Comment
  UC1070876  Ceanothus megacarpus var. megacarpus R. St. John 1930-1-20 75 Los Angeles 2 1/2 miles E of Triunfo Pass 640 Comment
  POM177946  Ceanothus oliganthus Joseph A. Ewan 1931-3-21 4077 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  UCSB3949  Ceanothus oliganthus Wedberg, Lee 1954-3-1 Los Angeles San Gabriel Mtns. 457 Comment
  RSA562578  Ceanothus oliganthus var. oliganthus Steve Boyd, W. Appleby 1993-4-22 7992 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
  LA105112  Ceanothus spinosus Barry A. Prigge; 1988-7-9 8269 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, 0.4 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School. 377 Comment
  RSA398932  Ceanothus spinosus Elbert Benjamine 1929-2-24 49 Los Angeles Laurel Canyon, Hollywood Comment
  UC1861736  Ceanothus spinosus Scott D. White, John Green 2004-4-23 10231 Los Angeles Los Angeles Basin: City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  SEINET12209975  Ceanothus spinosus E. A. Purer 1935-1 6564 Los Angeles Malibou Road, Santa Monica Mountains Comment
  SEINET13946094 Image available Ceanothus spinosus Lewis S. Rose 1955-1 55018 Los Angeles Hills north of Brentwood, Los Angeles Comment
  UCR270655  Centaurea cyanus R. G. Swinney 2011-6-30 15374 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  CATA243  Centaurea melitensis Mark L. Hoefs, A. Douglas Propst 1973-5-4 240 Los Angeles Santa Catalina Island: Indian Head Point 60 Comment
  RSA726014  Centaurea melitensis A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26139 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UCR281346  Centaurea melitensis R. G. Swinney 2014-5-27 16680 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  JEPS44129  Centaurea melitensis Elizabeth Day Palmer 1908-7-25 Los Angeles Comment
  RSA601057  Centaurea repens Steve Boyd, Lauren Raz 1997-6-18 9994 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Portal Ridge, 1.5 road miles west of intersection with 90th St. West. 988 Comment
  RSA188697  Centaurium venustum Robert F. Thorne 1966-4-30 36364 a Los Angeles Santa Catalina Island; Grassy slope above Gallagher s Canyon 427 Comment
  RSA724514  Centaurium venustum K. Dobry 1992-10-25 d- 1079 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  SEINET6085102  Centaurium venustum Unknown 1946-5-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC288833  Centromadia parryi subsp. australis Peter H. Raven 1957-9-21 11332 Los Angeles At NW end of UCLA campus, Los Angeles Comment
  SBBG62309  Centrostegia thurberi M. N. Ackley 1927-5-8 853 Los Angeles Little Rock 914 Comment
  UCD166197  Centrostegia thurberi Jack Major 1962-4-15 762 Los Angeles Desert near Pearblossom. (Exact location unkown. Coordinates estimated by label maker.) 930 Comment
  RSA226213  Cerastium glomeratum Gary D. Cromwell, David W. Wheat 1971-4-16 508 Los Angeles Mystic Canyon, 2 mi NE of Glendora 457 Comment
  RSA584679  Ceratonia siliqua Tim S. Ross, Annette H. Ross 1991-6-3 5553 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA596070  Ceratophyllum demersum Louis C. Wheeler 1956-11-10 7270 Los Angeles San Gabriel Mountains. Jackson lake. 1859 Comment
  CAS-BOT-BC167127  Cercocarpus betuloides A. C. Sanders; Mark A. Elvin 2003-6-18 26947 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
  RSA126734  Cercocarpus betuloides Peter H. Raven, Henry J. Thompson 1959-4-3 13915 Los Angeles North slope near summit of Saddle Peak. 838 Comment
  SDSU8979  Cercocarpus betuloides A. H. Gallup 1948-2-6 108 Los Angeles Mt. Baldy Road. 1.0 miles above Foothill. 381 Comment
  CAS-BOT-BC135514  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1990-5-17 2563 Los Angeles Little Gleason Forestry Plantation: north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and bout 2 (air) miles E of Mt. Gleason summit - San Gabriel Mountains 1767 Comment
  UCSB2764  Cercocarpus betuloides var. betuloides Decker, Helen 1946-4-14 Los Angeles N.E. slope of Canyon, Arroyo Seco Canyon 1219 Comment
  UCD22489  Cercocarpus betuloides var. blancheae Brian Vanden Heuvel 2003-5-8 218 Los Angeles Santa Monica Mountains, in gulch at northwest corner of Mulholland Hwy. and Little Sycamore Canyon Rd. Comment
  RSA250448  Cercocarpus ledifolius Robert F. Thorne, John Dourley 1967-10-3 37293 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  SBBG2903  Cercocarpus ledifolius var. intermontanus H. and M. Dearing 1949-5-1 6767 Los Angeles Rock Crk 1828 Comment
  RSA003818  Chaenactis artemisiifolia Fay A. MacFadden 1930-4-30 1540 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA351649  Chaenactis artemisiifolia L. E. Hoffman 1929-6-23 s.n. Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  SFV16017  Chaenactis artemisiifolia A. M. Orcino, A. Sutton 1994-5-18 25 Los Angeles Santa Monica Mountains Calabasas. Stunt Road, 0.45 miles east from junction with Mulholland Highway. 796 Comment
  UCD168219  Chaenactis glabriuscula 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
  UCR110890  Chaenactis glabriuscula A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21996 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCSB6426  Chaenactis glabriuscula Wedberg, H. 1967-4-20 Los Angeles Soledad Can., Hwy. 6 Comment
  RSA599494  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz 1997-3-25 9319 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  SBBG96793  Chaenactis glabriuscula var. glabriuscula T. Ross, S. Boyd 1990-6-6 2827 Los Angeles Green Valley Pasture, in San Francisquito Cyn 926 Comment
  POM351761  Chaenactis glabriuscula var. glabriuscula Robert Gustafson 1978-5-2 929 Los Angeles Off the dirt road running through the southern part of Hungry Valley, northeast of the Lane Ranch, near the base of Freeman Canyon, about 4 miles south of Gorman 1006 Comment
  UCR119056  Chaenactis glabriuscula var. orcuttiana Jeremiah George 2001-5-13 s.n. Los Angeles South Coastal Plains Region, Manhattan Beach, NW corner of town near El Segundo, corner of Highland and El Porto St. 3 Comment
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Aug 15 2016
  UCR220276  Chaenactis stevioides R. G. Swinney 2009-4-24 10490 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA0117574  Chaenactis xantiana A. C. Sanders 2008-4-10 34787 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  CAS-BOT-BC26672  Chaetopappa lyonii William S. Lyon 1884-1-1 685 Los Angeles Palos Verdes Mt. (near San Pedro) Comment
  RSA598275  Chamaesyce maculata R. G. Swinney 1989-6-30 s.n. Los Angeles in and near Glendora Wilderness Park, Big Dalton Canyon, 1.4 mi. NE of Glendora Mountain Road 442 Comment
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Mar 12 2013
  SBBG31423  Chamaesyce serpyllifolia R. F. Thorne with P. C. Everett 1965-6-23 34964 Los Angeles No 2 Reservoir, upper part of Middle Ranch Cyn 304 Comment
  UCR194260  Cheilanthes covillei R. G. Swinney 1998-8-5 6649 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  SEINET10938400  Cheilanthes fendleri Jason R. Grant, W. Wheeler 1904-5-17 Grant UMO 32273 Los Angeles Collected at Mt. Wilson, southern California. In crevices of rocks. 1524 Comment
  UCR208183  Cheilanthes newberryi M. B. Dunkle 1939-4-3 7230 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  RSA670926  Chenopodium album Joseph M. Keefe 2001-1-19 30926 Los Angeles North side of wood fence along the Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive)., Eagle Rock District, Los Angeles, 90041. 293 Comment
  RSA423285  Chenopodium album Mable Emler 1929-7-30 s.n. Los Angeles Topango Canon. North of Elkhorn Camp. Comment
  UCD97768  Chenopodium album John Thomas Howell 1950-11-9 27479 Los Angeles Devil's Gate Dam, Pasadino. Comment
  UCR61046  Chenopodium ambrosioides R. G. Swinney 1989-7-17 s.n. Los Angeles San Gabriel Mtns., in and near Glendora [= Big Dalton] Wilderness Park, in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 610 Comment
  LA200361  Chenopodium ambrosioides Jonathan Sauer; L. Onesti 1973-11-22 5564 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  RSA0064058  Chenopodium berlandieri R. G. Swinney 2010-4-20 12306 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA478446  Chenopodium berlandieri var. sinuatum Robert Gustafson 1981-6-17 2241 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA0042042  Chenopodium californicum R. G. Swinney 2010-3-10 11831 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  SBBG54248  Chenopodium californicum F. C. Boutin 1967-4-24 Los Angeles Wilson Cove Comment
  SD75654  Chenopodium californicum M. B. Dunkle 1939-4-6 7134 Los Angeles San Clemente Island; Mosquito Ridge. Comment
  SDSU5602  Chenopodium californicum R. M. Beauchamp 1967-1-28 134 Los Angeles 1/2 mile southeast of Eel Point. San Clemente Island. Comment
  UCR258694  Chenopodium californicum R. G. Swinney 2010-3-22 12034 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA0112064  Chenopodium californicum Steven A. Junak 2000-5-6 SCa- 1275 Los Angeles Santa Catalina Island. Just W of Upper Quarry Road, above Empire Landing, ca. 2.0 mi. W of intersection w/road to housing at Empire Landing. 292 Comment
  UC1584055  Chenopodium desiccatum Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4052 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Angeles Nat'l Forest, Tujunga Ranger 1658 Comment
  UC1586203  Chenopodium desiccatum Tim Ross 1991-8-16 5808 Los Angeles Colby Canyon San Gabriel Mountains, Condor Peak USGS 7.5' quad 1063 Comment
  RSA187742  Chenopodium murale R. F. Thorne 1966-4-4 35792 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  UCR231386  Chenopodium murale Dan S. Cooper 2011-10-6 1011- 121 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon, debris basin at north end of picnic area 205 Comment
  POM11249  Chenopodium murale F. L. Robinson 1920-5-9 69 Los Angeles Claremont. Comment
  RSA478541  Chenopodium murale E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Redondo Beach. Comment
  RSA0076019  Chorizanthe coriacea R. G. Swinney 2010-4-1 12132 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
  CAS-BOT-BC257278  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-4-24 2527 Los Angeles Santa Clara River Valley: Valencia, Newhall Ranch, entrance to Magic Mountain Theme Park, survey area 62 549 Comment
  IRVC27301  Chorizanthe parryi var. fernandina A. C. Sanders, Mark Elvin 2003-8-7 27154 Los Angeles Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns. 351 Comment
  SBBG62230  Chorizanthe parryi var. fernandina R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  POM2199  Chorizanthe staticoides L. R. Abrams 1901-4-3 1274 Los Angeles Santa Monica Mountains. Comment
  RSA187464  Chorizanthe staticoides Peter H. Raven 1962-5-1 17519 Los Angeles Mulholland Highway just east of junction with Decker Road, Santa Monica Mountains 488 Comment
  RSA392682  Chorizanthe staticoides Unspecified 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  RSA608836  Chorizanthe staticoides Louis C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring Canyon. 945 Comment
  RSA653132  Chorizanthe staticoides A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21987 Los Angeles San Gabriel Mtns.: Soledad Pass area at N foot of mtns, ca. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation., [UTM 10km cell: 11S LJ-9E, 1N. Soledad Canyon] 984 Comment
  RSA682657  Chorizanthe staticoides LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1091 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  SEINET6095462  Chorizanthe staticoides Unknown 1996-6-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC410548  Chorizanthe staticoides Alice Eastwood 1928-6-15 15379 Los Angeles Claremont Comment
  RSA476624  Chrysolepis sempervirens Fordyce Grinnell Jr. 1915-8-12 s.n. Los Angeles Mill Creek Canyon Comment
  RSA476631  Chrysolepis sempervirens F. R. Fosberg 1931-8-12 S 5457 Los Angeles Summit Mount Islip, San Gabriel. 2500 Comment
  UCR124642  Chrysopsis villosa var. fastigiata B. C. Templeton, I. W. Clokey 1936-5-18 5666 Los Angeles San Gabriel Mountains, San Gabriel Canyon, from 0.5 mi. below dam to 1.0 mi. above 488 Comment
  SEINET7988607  Chrysothamnus nauseosus Louis C. Wheeler 1970-10-20 No determinado Los Angeles Los Angeles City, NortW corner Figueroa and Pico Comment
  RSA651104  Cirsium occidentale A. E. Hersh 1950-6-30 s.n. Los Angeles Campus UCLA, Faculty Hill, Los Angeles 60 Comment
  RSA587267  Cirsium occidentale var. californicum Orlando Mistretta 1994-5-13 1219 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  UCR177770  Cirsium occidentale var. californicum LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 403 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  POM33630  Cirsium occidentale var. occidentale Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island. 30 Comment
  UCR153952  Cirsium occidentale var. occidentale A. C. Sanders 2005-5-11 30196 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
  POM352155  Cirsium occidentale var. venustum Norman C. Cooper 1945-5-1 2230 Los Angeles Tapia Park area, 701 Comment
  CDA7424  Cirsium vulgare L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns: Graveyard Canyon, second side canyon. 0 Comment
  RSA330767  Cistanthe monosperma Wayne E. Sawyer 1980-6-25 2 Los Angeles San Gabriel Mts., Angeles National Forest: 200 NE of Little Jimmy Campground 2256 Comment
  UCR256529  Cistus incanus Anuja Parikh, Nathan Gale 2011-7-23 3572 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 0.3 km southwest of Cogswell Dam 784 Comment
  OBI70985  Cistus ladanifer Steve Boyd, Lauren Raz 1997-5-1 9691 Los Angeles Liebre Mts region: SierraPelona Ridge E of San Francisquito Canyon and S of Leona Valley, along the leona Divide truck trail (6N04.1) at sharp hairpin turn, head of Dowd Canyon Comment
  UCD104357  Clarkia bottae Dolores Hainey; Alex Rudinger 1996-5-9 7 Los Angeles Walker Ranch, 1/4 mile from gate along Oakpass trail. Comment
  POM153209  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 44 Los Angeles On Ridge Route, 1.5 miles S of Lebec 1200 Comment
  UC450944  Clarkia epilobioides Fay A. MacFadden 1931-4-10 2600 Los Angeles Tuna Canyon Verdugo Hills Comment
  CAS-BOT-BC163708  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1928-6-15 15393 Los Angeles Claremont Comment
  UCR271915  Clarkia unguiculata R. G. Swinney 2010-3-24 12076 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA303919  Clarkia unguiculata Jim R. Shevock 1970-4-24 149 Los Angeles Foothills of San Gabriel Mountains 427 Comment
  SEINET10492194  Clarkia unguiculata Tim Holtsford 1992-5-30 Holtsford 920530 -2 Los Angeles Mandeville canyon rd. Coastal sage-scrub with oaks, sycamores, elderberry, many Cultivars. Comment
  CHSC95776  Claytonia parviflora subsp. parviflora LeRoy Gross; Naomi Fraga 2002-4-4 513 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  RSA466699  Claytonia parviflora subsp. parviflora T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  SFV22006  Claytonia parviflora subsp. parviflora V. Soza, L. Gross, A. Munoz 2000-5-12 885 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. Northeast-facing slope alongside trail to fire road. 396 Comment
  RSA527821  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4848 Los Angeles Parker Mountain: on the N and NE slopes just below the summit. 1159 Comment
  RSA649650  Claytonia parviflora subsp. utahensis Michael Horn 1991-4-30 6 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
  SD51926  Claytonia perfoliata subsp. mexicana Peter H. Raven 1962-4-10 17218 Los Angeles San Clemente Island, est-facing slopes of summit ridge about 2 miles north of Thirst 487 Comment
  UC853905  Clematis lasiantha Louis C. Wheeler 1932-7-2 886 Los Angeles E. Fork San Dimas Canyon San Gabriel Mts., E. Fork San Dimas Canyon 914 Comment
  UCR51993  Clematis lasiantha Steve Boyd, T. S. Elias 1987-4-14 2055 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  POM156361  Cleome isomeris L. R. Abrams 1902-6-10 2509 Los Angeles Near Playa del Rey. Comment
  UCR142534  Cnicus benedictus L. C. Wheeler 1967-6-26 9915 Los Angeles San Gabriel Mtns, Placerita Canyon; c. 0.25 mile east of highway 457 Comment
  RSA707061  Collinsia callosa Bart O'Brien 2005-5-13 s.n. Los Angeles Adjacent to property 21674 Big Pines Highway, some collected on Angeles NF property Comment
  UCR139468  Collinsia callosa H. M. Hall 1900-6-3 1492 Los Angeles San Gabriel ('Antonio') Mtns., Swarthout Canyon 2012 Comment
  SBBG66389  Collinsia heterophylla M. N. Ackley -May-1925 Los Angeles Kirby's Cyn, Glendale Comment
  RSA408280  Collinsia heterophylla J. T. Howell 1928-5-6 3782 Los Angeles Big Santa Anita Canyon, San Gabriel Mountains, East Fork Trail. Comment
  CAS-BOT-BC240942  Collinsia parryi Louis C. Wheeler 1934-4-6 2504 Los Angeles San Dimas Canyon 1/4 mi. above Dam, San Gabriel Mts. 426 Comment
  RSA230752  Collinsia torreyi var. wrightii Robert F. Thorne, M. Z. Thorne 1969-7-9 38536 Los Angeles San Gabriel Mountains, Angeles National Forest: meadow at Big Pines 2088 Comment
  LA33476  Comarostaphylis diversifolia subsp. planifolia Henry J. Thompson; 1959-5-24 2008 Los Angeles Santa Monica Mountains, Tuna Canyon, 1.9 mi N of Pacific Coast Hwy on Tuna Canyon Rd 335 Comment
  SEINET6196132  Comarostaphylis diversifolia var. planifolia G. Wallace 1975-3-22 1404 Los Angeles Santa Catalina Island; WNW of Mt. Orizaba, NNE of Mt. Banning, in canyon that is a branch of Cottonwood Canyon. 287 Comment
  SBBG93454  Constancea nevinii J. C. Nevin -- Los Angeles San Clemente Island Comment
  CAS-BOT-BC286125  Conyza canadensis Peter H. Raven; Henry J. Thompson 1959-10-18 14667 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mouth of Medea Creek, north arm of Malibu Lake 220 Comment
  CAS-BOT-BC286119  Conyza canadensis LeRoy Abrams 1902-8-20 2967 Los Angeles Inglewood Comment
  RSA412324  Cordylanthus nevinii H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  RSA0084755  Cordylanthus rigidus subsp. setiger R. G. Swinney 2005-8-11 8460 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  RSA92420  Coreopsis calliopsidea F. W. Peirson 1917-5-13 1341 Los Angeles Roadside near Little Rock, north base of San Gabriel Mountains. Comment
  RSA518378  Coreopsis gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC105742  Corethrogyne filaginifolia Peter H. Raven 1957-9-21 11336 Los Angeles Small brushy hill at n.w. end of U.C.L.A. campus, Los Angeles Comment
  SBBG60560  Corethrogyne filaginifolia R. Hoffmann 1927-8-31 Los Angeles E end of Bouquet Cyn Comment
  RSA397701  Cornus glabrata Anstruther Davidson 1893-08 s.n. Los Angeles Santa Catalina Island Comment
  RSA533502  Coronilla valentina T. S. Ross 1991-3-9 4204 Los Angeles Whittier Hills (Puente Hills, pro parte) : Skyline drive at the head of Turnbull Canyon. 348 Comment
  UCR178062  Cortaderia selloana LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 297 Los Angeles Verdugo Mountains, Verdugo Mountains: Hostetter Mountainway 640 Comment
  RSA738050  Cotoneaster M. A. Sanatay s.n. Los Angeles San Rafael Hills 213 Comment
  UCR101307  Cotoneaster pannosus L. C. Wheeler 1966-10-25 9079 Los Angeles San Gabriel Mtns, Vicinity of E[dwin] Waldo Ward's Grove, 0.25 mi north of El Encanto, San Gabriel Canyon 244 Comment
  RSA599355  Crassula connata L. C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: West Fork Morgan Canyon at Ferguson Motorway. 396 Comment
  RSA624570  Crassula tillaea L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, wildwood. 530 Comment
  RSA239485  Cressa truxillensis E. R. Blakley 1963-12-7 6330 Los Angeles San Clemente Island, [near] Lighthouse, N. of Pyramid Head. 53 Comment
  SBBG13486  Crocanthemum greenei E. R. Blakley 1962-10-5 5433 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  CAS-BOT-BC181574  Crossosoma californicum Reid Moran 1941-2-26 630 Los Angeles Bank of creek, Johnson's Valley - Santa Catalina Island Comment
  NY268578  Crossosoma californicum B. Trask 02 1896 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA608707  Croton californicus L. C. Wheeler 1931-4-11 s.n. Los Angeles Dr. Huntington's, [Vicinity of Claremont]. Comment
  UCR106297  Croton californicus B. G. Pitzer 1996-5-5 2848 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
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May 21 2013
  UCR41727  Croton californicus G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  CATA1340  Crypsis vaginiflora Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2443 Los Angeles Santa Catalina Island: Haypress Reservoir 420 Comment
  SD85129  Crypsis vaginiflora E. R. Blakley 1962-10-3 5377 Los Angeles Santa Catalina Island; in dry soil above water line of banks of Wrigley Reservoir at summit of Island Road 427 Comment
  UCR216687  Cryptantha Dan S. Cooper 2010-4-19 410- 50 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., trail between Mt. Hollywood and the observatory, Griffith Park 410 Comment
  SBBG34056  Cryptantha clevelandii M. R. Benedict 1971-6-25 Los Angeles Peak 1942, directly S of White Rock, and near triangulation point "Alta", San Clemente Island Comment
  POM368359  Cryptantha clevelandii var. florosa M. B. Dunkle 1929-4-7 2097 Los Angeles White s Landing, Santa Catalina Island. Comment
  UCR143254  Cryptantha clevelandii var. florosa F. R. Fosberg 1932-3-28 10620 Los Angeles Southern Coast, hills between Del Rey and El Segundo 25 Comment
  RSA599883  Cryptantha decipiens Steve Boyd, Lauren Raz 1997-5-6 9728 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
  UCR209247  Cryptantha echinella R. G. Swinney 2008-10-8 9526 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  POM368254  Cryptantha intermedia Elbert Benjamine 1929-3-3 58 Los Angeles Tujunga. Comment
  RSA647794  Cryptantha intermedia LeRoy Gross, Laura Moore 2000-6-5 203 a Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  SBBG98090  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5132 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  UC78692  Cryptantha intermedia T. S. Brandegee May 1889 Los Angeles Saugus Comment
  POM3845  Cryptantha intermedia C. N. Carter 1909-5-28 s.n. Los Angeles Claremont Comment
  SBBG19189  Cryptantha intermedia M. A. Piehl 1963-12-8 631088 Los Angeles Cave Cyn, ca. 0.25 mi from mouth 30 Comment
  RSA0009292  Cryptantha maritima R. F. Thorne 1965-5-11 34577 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  RSA499644  Cryptantha micrantha Anstruther Davidson 1892-04 s.n. Los Angeles Los Angeles. El Monte. Comment
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Oct 3 2010
  RSA518012  Cryptantha micrantha Steve Boyd, Orlando Mistretta 1986-3-31 1548 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA0079574  Cryptantha micrantha var. micrantha LeRoy Gross 2001-5-27 419 Los Angeles Verdugo Mountains, northwest side; Between Lanigan Ave. and Wildwood Ave, just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek 305 Comment
  RSA369507  Cryptantha micromeres Martha Hilend 1929-5-14 s.n. Los Angeles Mt. Lowe. Comment
  RSA654033  Cryptantha micromeres Valerie L. Soza, Laura Moore 2000-5-10 854 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak 1936. 579 Comment
  UCD119878  Cryptantha microstachys Daryl Koutnik 1978-5-2 455 Los Angeles Bell Canyon in the Simi Hills. 426 Comment
  HSC3585  Cryptantha muricata David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn. 412 Comment
  UCD119950  Cryptantha muricata Geoffrey Levin 1974-4-27 39 Los Angeles San Antonio Canyon below San Antonio Canyon Dam, San Gabriel Mountain Range. 579 Comment
  UCR179700  Cryptantha muricata R. G. Swinney, Dave Larson 1996-7-17 5129 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR65546  Cryptantha muricata T. S. Ross, Steve Boyd 1990-5-14 2499 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District 1073 Comment
  UCSB5541  Cryptantha muricata Wilson, Richard 1958-5-10 Los Angeles 6 miles North of Foothill Blvd. on Angeles Crest Highway 1066 Comment
  SEINET6063823  Cryptantha muricata Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  SEINET13383024 Image available Cryptantha muricata var. denticulata R. G. Swinney 2011-1 14886 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  RSA0040537  Cryptantha muricata var. jonesii Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon 543 Comment
  RSA0079454  Cryptantha muricata var. jonesii P. A. Munz, R. D. Harwood 1920-5-15 3953 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  RSA587374  Cryptantha nevadensis var. rigida Orlando Mistretta 1995-4-25 1641 D Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  RSA756895  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-7 3484 -a Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 48 per TRTP survey-2008) 1085 Comment
  SBBG127082  Cryptantha oxygona A. Parikh, N. Gale 2011-6-22 3494 Los Angeles NW of Iron Mtn, 1.9 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Crk; San Gabriel Mtns 1405 Comment
  RSA704356  Cryptantha oxygona Gary D. Wallace, M. Wallace 1982-4-24 1925 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  RSA679954  Cryptantha similis LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 878 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA608360  Cryptantha simulans L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  UCR229151  Cryptantha simulans Dan S. Cooper 2011-5-5 511- 56 A Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  UCR210535  Cucurbita moschata R. G. Swinney 2008-12-4 9950 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  JEPS47108  Cuscuta californica Frank W. Peirson 1918-6-28 150 a Los Angeles e of Rubio Canyon; San Gabriel Mts. 609 Comment
  RSA409690  Cuscuta californica Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  RSA599998  Cuscuta californica Steve Boyd, Lauren Raz 1997-5-28 9839 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. 866 Comment
  UC212183  Cuscuta californica I. M. Johnston 1917-8-22 1686 Los Angeles Pine Mt. San Antonio Mountains 2438 Comment
  UCR126879  Cuscuta californica A. C. Sanders 2003-4-29 26187 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR204058  Cuscuta californica R. G. Swinney 2005-7-8 8280 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  UCD54444  Cuscuta indecora var. indecora Steve Orloff 1986-8-26 14 Los Angeles Lancaster, 60th St. West and Ave B. Comment
  RSA226917  Cuscuta subinclusa R. F. Thorne 1971-8-25 41236 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Baden Powell, N slope along trail to Vincent Gap 2134 Comment
  RSA573704  Cuscuta subinclusa T. S. Ross 1990-8-17 3148 Los Angeles Upper Big Rock Creek, amid the alluvial gravels and boulders of the drainage-bottom, 120-200 m N of Ic Springs. 1726 Comment
  RSA483546  Cynodon dactylon Jack Rempel 1932-3-20 s.n. Los Angeles El Segundo. Comment
  UCR162510  Cyperus difformis Anuja Parikh, Nathan Gale 2004-9-15 2100 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  SEINET7581555 Image available Cyperus difformis Louis C. Wheeler 1946-9-8 6361 Los Angeles San Gabriel Mountains, San Gabriel Canyon, 1/4 mile below forks along highway on west side. Comment
  UCR223439  Cystopteris fragilis R. G. Swinney 2009-6-3 11055 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
  CATA3086  Dactylis glomerata Amy Catalano, Steven Junak 2016-4-27 086 Los Angeles Santa Catalina Island: Along Silver Peak Road, 260 meters south of junction with Boushay Road 509 Comment
  RSA250504  Datisca glomerata R. F. Thorne 1967-10-10 37378 Los Angeles Angeles National Forest: Cortelyou Springs. 2073 Comment
  RSA595925  Datisca glomerata Lauren Raz, S. D. Boyd 1996-10-23 036 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. 609 Comment
  SEINET4890502  Datisca glomerata J. H. Barber 1897-6-26 188 Los Angeles Aliso Canyon Comment
  RSA226115  Datura wrightii Robert F. Thorne, C. W. Tilforth 1971-6-17 39895 Los Angeles N slope of San Gabriel Mts., along Soledad Canyon Road, ca. 2 mi. W of Soledad Station 579 Comment
  POM202305  Datura wrightii L. M. Booth 804 Los Angeles Burbank Comment
  LA51814  Daucus pusillus Francis M. Ball; May 1948 sn Los Angeles Santa Monica Mountains, 1 mi W of tunnel on Sepulveda Blvd 304 Comment
  RSA151012  Daucus pusillus P. H. Raven 1962-5-7 17586 Los Angeles San Clemente Island, 1 mile south of Wilson Cove 23 Comment
  CAS-BOT-BC299265  Deinandra fasciculata A. C. Sanders; D. Malueg 2001-5-17 24342 Los Angeles Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned, El Monte 7.5' Q., Los Angeles Basin 121 Comment
  SFV7108  Deinandra fasciculata K. A. Wilson 1974-8-21 1434 Los Angeles Santa Monica Mountains 0.3 miles west of Las Virgenes Road. Roadside bank. 185 Comment
  UC1971322  Deinandra fasciculata Louis C. Wheeler 1967-5-23 9664 Los Angeles 1 mile east southeast Honby. Comment
  IRVC26213  Delphinium cardinale A. C. Sanders, Mark A. Elvin 2003-6-18 26956 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  UCR281600  Delphinium cardinale R. G. Swinney 2014-6-5 16711 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  SBBG50732  Delphinium cardinale R. W. Woglum 1937-6-15 812 Los Angeles San Gabriel River Wash Comment
  RSA0106830  Delphinium glaucum R. G. Swinney 2011-7-29 15561 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA0088146  Delphinium parishii R. G. Swinney 2010-6-1 13091 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  UCR280518  Delphinium parishii R. G. Swinney 2014-4-17 16068 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  UC457247  Delphinium parryi Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA724604  Delphinium parryi K. Dobry 1992-10-25 d- 1069 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  UCSB12967  Delphinium parryi Tinnin, Robert 1962-5-4 Los Angeles Mint Canyon Camp Ground; 7.9 miles northeast of Solemint on Highway 6 609 Comment
  SBBG122107  Delphinium parryi subsp. parryi A. Parikh, N. Gale 2003-5-24 736 Los Angeles Plum Cyn, 1.3 km SSW of Cruzan Mesa, 2.1 km W of Sierra Hwy 622 Comment
  SBBG128443  Delphinium parryi subsp. parryi M. L. Hoefs 1995-5-23 2135 Los Angeles upper Middle Cyn 225 Comment
  SBBG71787  Delphinium parryi subsp. parryi R. Hoffmann 1931-5-3 Los Angeles Bouquet Cyn Comment
  UCR108447  Delphinium patens L. C. Wheeler 1967-5-18 9622 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  POM161  Delphinium patens subsp. hepaticoideum L. R. Abrams 1901-04 150 [7] Los Angeles Wilson's Peak - Trail. Comment
  RSA68760  Delphinium patens subsp. hepaticoideum F. W. Peirson 632 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  RSA152145  Delphinium patens subsp. montanum Wesley O. Griesel 1962-5-12 s.n. Los Angeles Charlton Flats to Chilao Camp, San Gabriel Mts 1524 Comment
  SBBG129319  Delphinium patens subsp. patens A. Parikh, N. Gale 2012-5-2 3581 Los Angeles W Fork San Gabriel River, 1.0 km E of Cogswell Dam 643 Comment
  SD85160  Dendromecon harfordii E. R. Blakley 1962-10-3 5387 Los Angeles Santa Catalina Island; face of rocky road-cut, start of road to Whites Landing, east side of Blackjack Mountain. 410 Comment
  UCSB46704  Dendromecon rigida Reimer, Neil 1977-4-9 Los Angeles Hansen Dam Wash Comment
  CAS-BOT-BC39731  Descurainia adenophora Dr. A. Davidson 1893-7-1 s.n. Los Angeles San Bernardino Mountains. Rock Creek. Comment
  CAS-BOT-BC43346  Descurainia pinnata subsp. glabra Steve Boyd; Amber Maurice 2004-5-18 11312 Los Angeles Transverse Ranges. Liebre Mountains region. Atmore Meadows area. Comment
  POM188392  Descurainia pinnata subsp. glabra P. A. Munz, T. Craig 1933-5-13 12933 Los Angeles 10 miles south of Muroc Comment
  POM175491  Descurainia pinnata subsp. halictorum F. W. Peirson 1922-7-6 5329 Los Angeles Big Pines Camp 2088 Comment
  UC10802  Descurainia pinnata subsp. menziesii W. H. Brewer Feb 1861 163 Los Angeles near San Gabriel (Pt. Michael); Pt. Michael Comment
  RSA369571  Descurainia sophia Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  CATA2487  Desmazeria rigida Martin A. Piehl 1962-10-3 62501 Los Angeles Santa Catalina Island: Dry clayey soil at margin of Echo Lake 0 Comment
  RSA773530  Dicentra chrysantha R. G. Swinney 2009-6-28 11290 Los Angeles 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
  RSA0082961  Dicentra ochroleuca R. G. Swinney 2010-4-23 12357 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCR128157  Dicentra ochroleuca Mark A. Elvin, Cathleen Weigand 2003-5-22 2901 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR277062  Dichelostemma capitatum R. G. Swinney 2011-6-7 15077 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  UCSB24422  Dichelostemma capitatum Geiger, R. 1966-4-6 Los Angeles 10 yards from the edge of the beach at Big Geiger Cove, the first cove east of Howland's Landing, Catalina Island 1 Comment
  LA21929  Dichelostemma capitatum subsp. capitatum Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  SD21220  Dichelostemma capitatum subsp. capitatum Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  POM296967  Dichelostemma capitatum subsp. capitatum Karen Hosterman 1957-4-8 978 Los Angeles Santa Catalina Island, north side of Avalon Comment
  RSA167092  Dichelostemma capitatum subsp. capitatum W. G. Webb 1935-2-25 s.n. Los Angeles Eagle Rock Park Comment
  SDSU5660  Dichondra occidentalis Gerald Collier 1951-5-12 M 385 Los Angeles 3634 N. Muscatel Avenue, Rosemead. 10 miles east of county. Comment
  OBI9422  Diplacus brevipes Robert B. Goodrich 1962-3-26 s.n. Los Angeles Switzer's Inlet 914 Comment
  SBBG131908  Diplacus puniceus S. A. Junak 2000-6-30 SCa 1361 Los Angeles N-facing slope just W of summit of Mt Torquemada and Triangulation Pt "Well 2" 402 Comment
  SD69353  Distichlis littoralis Robert F. Thorne, P. Everett 1965-5-11 34535 Los Angeles Sand flat inside Ballast Point on E side of catalina Harbor, Santa Catalina Island Comment
  CAS-BOT-BC195616  Distichlis spicata Carl B. Wolf 1932-5-12 3590 Los Angeles Santa Catalina Island. Little Harbor 3 Comment
  SBBG41339  Distichlis spicata M. R. Benedict 1970-6-27 Los Angeles upper beach, Little Harbor Comment
  UC38055  Distichlis spicata J. Burtt Davy May 9-24 1896 2248 Los Angeles margin of Dry Lake near Rosamond Comment
  SEINET10564504  Distichlis spicata var. stricta LeRoy R. Abrams 1902-6-9 Abrams 2499 Los Angeles Playa del Rey, salt marsh. Comment
  CHSC34467  Dithyrea californica Donyce Means 1966-4-21 105 Los Angeles 24 air miles W. of Victorville at Junct. Hwy 138 and Hwy to Victorville. 944 Comment
  SBBG2472  Dithyrea californica H. and M. Dearing 1933-4-9 4933 Los Angeles Palmdale-Victorville Hwy Comment
  UCR209441  Dodecatheon clevelandii R. G. Swinney 1969-4-27 387 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  RSA124711  Dodecatheon clevelandii subsp. clevelandii E. K. Balls, Percy C. Everett, R. J. Shaw 1958-1-8 22849 Los Angeles 4 mi. n. of Claremont, sw. of San Antonio Dam. 579 Comment
  UC1532947  Draba corrugata Robert F. Thorne, C. W. Tilforth and John Dourley 1969-7-29 38867 Los Angeles Dawson Saddle San Gabriel Mts., Angeles National Forest 2423 Comment
  POM481  Draba corrugata var. corrugata I. M. Johnston 1917-7-30 1609 Los Angeles Kelly s Cabin, Ontario Peak. 2591 Comment
  POM6745  Draba cuneifolia var. integrifolia P. A. Munz, L. T. Street, Williams 1919-3-8 2296 Los Angeles Pomona. Comment
  RSA332611  Drymocallis glandulosa Wayen E. Sawyer 1981-6-11 26 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of Highwaty 39, 1.8 mile from Dawson Saddle 2287 Comment
  RSA511022  Drymocallis glandulosa var. glandulosa Robert F. Thorne 1969-7-2 38218 Los Angeles San Gabrial Mountains, Angeles National Forest: Charlton Flats burn (of 1954), 1601 Comment
  UCR127242  Dryopteris arguta Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2926 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR137600  Dryopteris arguta R. G. Swinney 1989-11-24 1480 Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon, mouth of 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  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
  SBBG133584  Dudleya blochmaniae R. Moran, D. Verity 1957-6-12 6051 Los Angeles Sierra Santa Monica, E end of Zuma Beach Comment
  RSA423514  Dudleya cymosa H. de Forest 1931-06 17654 Los Angeles Santa Barbara National Forest. Comment
  CAS-BOT-BC109681  Dudleya cymosa subsp. marcescens K. Nakai; B. Broadbent 1980-5-4 595 Los Angeles Santa Monica Mountains, Malibue Creek State Park, ca. 1375 m southeast of the junction of Cornell Road and Mulholland Highway along Malibu Creek. 250 Comment
  RSA167620  Dudleya cymosa subsp. pumila P. H. Raven, R. F. Thorne 1964-5-7 19025 Los Angeles Summit of Saddle Rock, Santa Monica Mountains Comment
  LA200394  Dudleya lanceolata W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM265726  Dudleya lanceolata J. C. Roos 1937-6-29 1788 Los Angeles Malibu Beach. Comment
  RSA397777  Dudleya lanceolata Thomas Moore 1947-4-15 16 Los Angeles El Segundo sand dunes. Comment
  SD207022  Dudleya lanceolata Reid Moran 1944-6-3 1885 Los Angeles Ridge east of Los Alisos Canyon; Sierra Santa Monica. 99 Comment
  CATA3554  Dudleya virens subsp. insularis Peter J. Dixon 2018-6-17 118 Los Angeles Santa Catalina Island: Pacific side; terminus of Ben Weston Bunkers Rd., ridge between Middle Canyon and Cottonwood Canyon. N-facing, rock outcrop, schist parent material. 0 Comment
  RSA760702  Dysphania botrys R. G. Swinney 2008-9-10 9413 Los Angeles South Fork Big Rock Creek 1463 Comment
  RSA0127180  Dysphania botrys Louis C. Wheeler 1967-7-20 10130 Los Angeles Aliso Canyon. 1067 Comment
  RSA598661  Echinochloa crus-galli L. C. Wheeler 1966-11-23 9142 Los Angeles Cogswell Reservoir, West Fork San Gabriel River. 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
  RSA131697  Echinodorus berteroi G. R. Campbell 1946-10-16 2 Los Angeles on lake below Devil's Gate Dam 304 Comment
  SD237313  Eclipta prostrata A. C. Sanders 2009-11-6 37220 Los Angeles South Coast: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  RSA365463  Eleocharis montevidensis L. C. Wheeler 1934-5-14 2592 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  RSA724375  Eleocharis parishii K. Dobry 1991-5-13 485 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  PASA615  Eleocharis parishii Frank W. Peirson 1930-5-31 Los Angeles Lovejoy Buttes, Mohave Desert Comment
  RSA108483  Elymus X gouldii Frank W. Gould 1944-5-7 2334 Los Angeles On open roadside and along railroad; naer junction of Imperial Highway and Firestone Blvd. (near Compton). Comment
  SEINET3929482  Elymus condensatus Keith Dobry 1991-6-13 D 862 Los Angeles 1/2 mile N of Olsen Rd., off Moorpark Rd., Thousand Oaks, Simi Hills on slopes of Metclef Ridge.; 0 Comment
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May 26 2015
  RSA0094556  Elymus elymoides subsp. elymoides Richard G. Swinney 2011-6-6 15009 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  UC53736  Elymus elymoides subsp. elymoides J. Burtt Davy 1896-5-17 2313 Los Angeles Llano Verde Antelope Valley (foothills near Mt. Bells) Comment
  RSA155833  Elymus glaucus P. H. Raven 1962-5-22 17850 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  UC121373  Elymus glaucus T. S. Brandegee 1890-5-21 56 Los Angeles Santa Catalina Island Comment
  UCR88522  Elymus glaucus Scott D. White, Chet McGaugh 1995-5-16 3060 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  LA211062  Elymus glaucus Arthur C. Gibson; Tarja Sagar 2010-5-22 s.n. Los Angeles SANTA MONICA MOUNTAINS, Newton Canyon Trail hiking. Comment
  RSA191115  Elymus glaucus subsp. glaucus R. F. Thorne, M. Z. Thorne 1967-6-25 37110 Los Angeles San Gabriel Mountains. Upper Evey Canyon. 823 Comment
  RSA588962  Elymus glaucus subsp. glaucus Orlando Mistretta 1994-6-8 1342 Los Angeles Little Rock Creek: un-named drainage draining N slope of Bare Mountain. 1159 Comment
  RSA600055  Elymus glaucus subsp. glaucus Steve Boyd, Lauren Raz 1997-5-20 9810 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA748493  Elymus glaucus subsp. jepsonii Orlando Mistretta 1992-7-9 650 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA598582  Emmenanthe penduliflora Louis C. Wheeler 1967-5-24 9716 Los Angeles San Gabriel Mountains. Indian Canyon Campground 823 Comment
  SFV2956  Emmenanthe penduliflora J. Chapman 1956-3-29 s. n. Los Angeles Tehachapi Mountains Gorman. 1160 Comment
  RSA0110195  Emmenanthe penduliflora var. penduliflora Richard G. Swinney 2011-5-16 14721 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 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  SBBG121469  Encelia actoni R. Burgess, P. Munro 1999-4-17 3242 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk between first and second narrows 487 Comment
  CAS-BOT-BC131201  Encelia californica Martin A. Piehl 1962-10-3 62524 Los Angeles Cottonwood Canyon near bridge along main road, W side island, Santa Catalina Island Comment
  RSA210981  Encelia californica C. W. Tilforth 1969-4-1 199 Los Angeles W of Colima Ave, N of Whittier. Comment
  UCR129429  Encelia californica A. C. Sanders, Mark Elvin 2002-6-20 25206 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  RSA659123  Encelia farinosa LeRoy Gross 2001-3-16 342 Los Angeles Los Angeles Basin: Verdugo Mountains region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. 701 Comment
  UC1587686  Encelia farinosa Tim Ross 1991-3-9 4165 Los Angeles seepage ca 300 ft sw of Colima Rd. and Camino del Sur ((Puente Hills, pro parte)); Whittier Hills, Puente Hills 213 Comment
  POM282157  Ephedra nevadensis Lyman Benson 1932-3-25 3149 Los Angeles Grade above Valyermo. San Gabriel Mountains. 1127 Comment
  UCR153371  Ephedra viridis L. C. Wheeler 1967-5-31 9800 Los Angeles Transverse Ranges: San Gabriel Mountains region, San Gabriel Mtns: Sycamore Flat Campground, Big Rock Creek Comment
  UCR182761  Epilobium R. G. Swinney 1997-7-23 5733 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  RSA578231  Epilobium brachycarpum Tim S. Ross, Steve D. Boyd 1994-9-21 8294 Los Angeles Liebre Mountain: vicinity of West Summit 1683 Comment
  CAS-BOT-BC166216  Epilobium canum subsp. canum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Islands - Summit Comment
  POM49686  Epilobium canum subsp. canum L. R. Abrams 1901-8-21 2190 Los Angeles Santa Monica Mountains. Comment
  RSA588395  Epilobium canum subsp. canum E. A. Purer 1932-8-31 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA596196  Epilobium canum subsp. canum Lauren Raz, Steve D. Boyd 1996-10-23 29 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. 610 Comment
  SBBG17104  Epilobium canum subsp. canum D. Laufenberg 1962-9-20 Los Angeles 3600 block of Dixie Cyn Ave, Sherman Oaks Comment
  SEINET13276790 Image available Epilobium canum subsp. canum R. G. Swinney 2011-1 15917 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5' Q.) 649 Comment
  SEINET4040455  Epilobium canum subsp. canum M. B. Dunkle 1939-1 7340 Los Angeles Canyon head, Mosquito Summit, San Clemente Island. Comment
  RSA594632  Epilobium canum subsp. latifolium Steve Boyd, Lauren Raz 1996-10-29 9123 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 Comment
  RSA588500  Epilobium canum subsp. latifolium H. de Forest 1932-10-16 s.n. Los Angeles Barley Flats. San Gabriel Mountains, Angeles National Forest. Comment
  UCR190930  Epilobium ciliatum R. G. Swinney 1999-7-28 7599 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, just south of confluence of Clark Gulch 963 Comment
  UCR259963  Epilobium ciliatum R. G. Swinney 2010-3-16 11959 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
  RSA0011364  Epilobium ciliatum subsp. ciliatum Orlando Mistretta, Youssef Atallah 2011-8-12 6025 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  RSA588313  Epilobium ciliatum subsp. ciliatum I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  UCR150592  Epilobium ciliatum subsp. glandulosum L. C. Wheeler 1967-9-4 10687 Los Angeles Transverse Ranges; San Gabriel Mountains, Ravine south of Camp Lupine, Prairie Fork 2043 Comment
  SBBG58841  Epipactis gigantea M. N. Ackley -May-1922 695 Los Angeles Airdale Cyn, Glendale 30 Comment
  UCR207976  Equisetum telmateia L. C. Wheeler 1933-10-7 2164 Los Angeles Transverse Ranges; San Gabriel Mountains, Liveoak Canyon 686 Comment
  RSA603227  Eragrostis cilianensis L. C. Wheeler 1932-8-30 1310 Los Angeles 2 mi. NE La Verne. Comment
  UC576296  Eragrostis mexicana subsp. virescens H. S. Yates 1936-8-28 6358 Los Angeles five mi se Palmdale; Elizabeth Lake Quad. 813 Comment
  UCR141031  Eremalche exilis June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  POM199705  Eremocarpus setiger I. W. Clokey 1929-08 4599 Los Angeles Westwood. Mandeville Canyon, Santa Monica Mts. 200 Comment
  UC132312  Eremocarpus setiger J. and H. W. Grinnell 1906-8-26 363 Los Angeles vacant lot near Pasadena Comment
  SBBG127039  Eremocarya lepida A. Parikh, N. Gale 2011-6-28 3518 Los Angeles upper Big Tujunga Cyn, 0.2 km SW of Shortcut Station, 0.4 km N of St Hwy 2; San Gabriel Mtns 1293 Comment
  RSA0041936  Eremogone macradenia var. arcuifolia Steve Boyd 1997-9-10 10027 Los Angeles Liebre Mountains Region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track near Forest Service wildlife drinker site. 1584 Comment
  CAS-BOT-BC162892  Eremothera boothii subsp. desertorum A. D. E. Elmer 1902-6-1 3985 Los Angeles Lancaster Comment
  JEPS23132  Eriastrum densifolium subsp. austromontanum Rimo Bacigalupi with Reino Alava 1958-7-21 6450 Los Angeles Chilao Flat San Gabriel Mts., Angeles National Forest 1615 Comment
  UCSB23330  Eriastrum densifolium subsp. austromontanum McPherson, J. 1966-5-24 Los Angeles Santa Clara River bed, about 0.75 mi. west of Saugus on Saugus-Castaic Road 304 Comment
  RSA0104340  Eriastrum densifolium subsp. austromontanum R. F. Thorne, M. Z. Thorne 1967-7-19 37201 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1950 Comment
  UCR162894  Eriastrum pluriflorum A. C. Sanders, E. J. Lott 1993-5-6 13984 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  UCR258527  Eriastrum sapphirinum R. G. Swinney 2010-6-23 13311 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  RSA0122858  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1998-6-12 6964 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
  UCSB5010  Eriastrum sapphirinum subsp. dasyanthum Wedberg, H. 1958-7-15 Los Angeles Mulholland Hwy. between Topanga Cyn. and Beverly Glen, Santa Monica Mtns. Comment
  CAS-BOT-BC515032  Eriastrum sapphirinum subsp. sapphirinum George L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  UC1118697  Ericameria cooperi var. cooperi G. T. Nordstrom 1935-1-8 303 Los Angeles 4 mi e of Bear Mountain; Tejon Qauadrangle Comment
  POM359325  Ericameria cuneata var. cuneata George R. Johnstone 1927-10-30 s.n. Los Angeles Big Tujunga Canyon. Comment
  UC1118743  Ericameria linearifolia A. Lewis 1933-4-20 188 Los Angeles 1.5 mi s Palmdale; Elizabeth Lake Quad. 853 Comment
  CAS-BOT-BC298892  Ericameria nauseosa var. bernardina Charles F. Richter 1920-9-1 s.n. Los Angeles Big Pine Flat above Cold Brook, San Gabriel Mts Comment
  UC303533  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1652 Los Angeles San Antonio Mountains, Pine Mt. Ridge 2438 Comment
  POM290353  Ericameria palmeri var. pachylepis Lyman Benson 1933-11-12 5726 Los Angeles Westwood, Beverly Hills. 122 Comment
  SBBG62848  Ericameria palmeri var. pachylepis S. W. Hutchinson, M. N. Ackley 1925-1 1186 Los Angeles Mint Cyn 457 Comment
  JEPS19230  Ericameria parishii var. parishii J. C. Aven 1930-9-30 Los Angeles San Antonio Canon San Gabriel Mts., San Antonio Canon Comment
  SFV13414  Ericameria parishii var. parishii W. M. Perry Sep 1980 116 Los Angeles San Gabriel Mountains Cattle Canyon. Comment
  RSA90916  Ericameria parishii var. parishii Raymond J. Dobbs 1927-8-13 7839 Los Angeles 1.2 miles below Switzer's on old trail, north of Pasadena 944 Comment
  CAS-BOT-BC293138  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles Near Azusa Comment
  POM359463  Ericameria pinifolia Anstruther Davidson 1889-08 s.n. Los Angeles Glendale. Comment
  POM4715  Ericameria pinifolia C. F. Baker 1903-8-1 4076 Los Angeles Claremont. Comment
  SBBG31080  Erigeron bonariensis R. F. Thorne 1966-4-28 36187 Los Angeles Santa Catalina Island Company parking lot 15 Comment
  RSA0001120  Erigeron breweri var. bisanctus C. F. Baker 1903-8-2 3451 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA0081638  Erigeron canadensis R. G. Swinney 2010-9-9 13735 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. 1997 Comment
  RSA588870  Erigeron foliosus var. foliosus Orlando Mistretta 1994-9-21 1495 Los Angeles San Gabriel Mtns., Santiago Canyon, At jct. of Forest Rd. 4N20 with Santiago Creek. 1280 Comment
  UC468819  Erigeron foliosus var. foliosus J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena, Arroyo Seco Comment
  UCR259593  Erigeron foliosus var. foliosus R. G. Swinney 2010-9-7 13682 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UC1124339  Eriodictyon crassifolium G. T. Nordstrom 1935-1-8 305 Los Angeles 4 mi e Bear Mtn.; Tejon Quad., e of Bear Mtn. Comment
  CAS-BOT-BC189113  Eriodictyon crassifolium var. crassifolium Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route Comment
  RSA306186  Eriodictyon crassifolium var. nigrescens Fay A. MacFadden 1931-3-29 s.n. Los Angeles La Tuna Canyon, Verdugo Hills 335 Comment
  UCR258800  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12966 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  UCR271888  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-28 12418 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
  CAS-BOT-BC188951  Eriodictyon parryi G. B. Grant 1901-5-23 11761 Los Angeles Above Alpine Tavern, Mount Lowe 1584 Comment
  RSA779985  Eriodictyon trichocalyx R. G. Swinney 2009-6-17 11219 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA582245  Eriodictyon trichocalyx var. trichocalyx Louis C. Wheeler 1936-7-2 4206 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 854 Comment
  RSA773614  Eriogonum R. G. Swinney 2009-6-17 11167 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR246412  Eriogonum Dan S. Cooper 2011-6-6 611- 76 Los Angeles Western Mojave Desert, Antelope Valley, south of A.B. Ripley Desert Woodland State Park and of California Aqueduct, west of 205th St. West 938 Comment
  UCR54652  Eriogonum angulosum S. J. Myers 1988-9-30 s.n. Los Angeles Western Mojave Desert, Palmdale area, north of Elizabeth Lake Road, near the intersection with 25th St. West 841 Comment
  UCSC011209  Eriogonum baileyi Adam Searcy 2015-7-24 69 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  UCR128094  Eriogonum baileyi var. baileyi Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3003 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  CLARK-A1528-3622  Eriogonum cinereum John C. Roos 1942-9-26 1727 Los Angeles Santa Monica Comment
  POM187512  Eriogonum cinereum C. M. Dammers 1933-10-27 s.n. Los Angeles Point Firman. Comment
Read comments
May 27 2013
  SBBG120802  Eriogonum cinereum R. Burgess, P. Munro 1998-1-25 2636 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  CAS-BOT-BC241932  Eriogonum cithariforme Joseph Andorfer Ewan 1931-7-4 4742 Los Angeles 2 mi. above Gold Creek Road in Pacoima Canyon, San Gabriel Mts. 762 Comment
  RSA681843  Eriogonum cithariforme Scott D. White, Michael Honer 2003-6-18 9561 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  SBBG125582  Eriogonum davidsonii A. Parikh, N. Gale 2010-6-19 3346 Los Angeles Upper Big Tujunga Cyn, 1.2 km W of Shortcut Station, 0.8 km N of State Hwy 2; San Gabriel Mtns 1237 Comment
  UCR145950  Eriogonum davidsonii Orlando Mistretta 1995-6-23 1826 Los Angeles Transverse Ranges; San Gabriel Mountains, Lookout Mt. Trail. Orobanche valida survey site 2 1829 Comment
  UCR194356  Eriogonum davidsonii R. G. Swinney 1998-9-4 6917 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCR249002  Eriogonum davidsonii Elizabeth A. Kempton, Eric Paul 2006-6-11 388 Los Angeles San Gabriel Mountains, Tick Canyon, unpaved road planned for development [Green Court Drive] 568 Comment
  CAS-BOT-BC242751  Eriogonum davidsonii James L. Reveal; C. Rose Broome 1987-6-25 6570 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at milepost 47.3, 10.4 miles south of Cloudburst Summit and 0.4 mile south of Charlton Flat Campground 1615 Comment
  UCR281303  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 2014-4-17 16084 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  CAS-BOT-BC253266  Eriogonum fasciculatum var. foliolosum Geo. B. Grant 1901-2-15 s.n. Los Angeles Pasadena Cemetery Comment
  UC457327  Eriogonum fasciculatum var. foliolosum Carl Epling, N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains, Los Alisos Canyon Comment
  UCR145162  Eriogonum fasciculatum var. foliolosum June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  CAS-BOT-BC250119  Eriogonum fasciculatum var. polifolium Roxana S. Ferris 1918-6-10 943 Los Angeles 5 miles south of Lancaster on highway Comment
  RSA754240  Eriogonum fasciculatum var. polifolium Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1763 Los Angeles Carlyle Linder Equestrian Park along Big Dalton Wash, across foot bridge, next to river channel Comment
  SBBG62063  Eriogonum fasciculatum var. polifolium R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  CAS-BOT-BC250305  Eriogonum giganteum var. giganteum Geo. B. Grant 1906-9-1 7160 Los Angeles Catalina Is., Moonstone Beach Comment
  POM123094  Eriogonum giganteum var. giganteum H. E. Hasse 1888-07 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC253471  Eriogonum gracile Geo. B. Grant 1904-9-15 6422 Los Angeles Pasadena Comment
  JEPS56939  Eriogonum gracile Frank W. Peirson 1918-11-2 296 Los Angeles Hennigers Flats San Gabriel Mountains Comment
  RSA0086924  Eriogonum gracile R. G. Swinney 2010-6-23 13337 Los Angeles Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  SBBG62096  Eriogonum gracile R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC6311  Eriogonum gracile A. J. McClatchie 1892-9-5 46 Los Angeles near Pasadena Comment
  POM180154  Eriogonum gracile var. gracile Joseph A. Ewan 1931-10-11 5247 Los Angeles Santa Monica Mountains, Sepulveda Canyon Rd., north of Mullholland. Comment
  RSA646967  Eriogonum gracile var. gracile Orlando Mistretta 1992-9-4 793 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  CAS-BOT-BC261098  Eriogonum gracillimum A. D. E. Elmer 1902-6-1 3655 Los Angeles Lancaster Comment
  JEPS97033  Eriogonum gracillimum Ralph Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UCSB44054  Eriogonum gracillimum Kiehn, David 1980-5-31 Los Angeles North side of road 22 miles East on Ca. Hwy 138 from its junction with U.S. 5 762 Comment
  CAS-BOT-BC252237  Eriogonum grande var. grande Reid Moran 1958-9-16 6846 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 100 Comment
  RSA393215  Eriogonum grande var. grande F. R. Fosberg 1931-7-16 S 5608 Los Angeles Avalon. Santa Catalina Island. 5 Comment
  SD153086  Eriogonum grande var. grande Steven A. Junak 1997-10-20 SCI 969 Los Angeles San Clemente Island; E side of island, at mouth of southernmost canyon of Bryce Canyon Complex 10 Comment
  RSA730316  Eriogonum nudum R. G. Swinney 1998-9-4 6916 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA149757  Eriogonum parishii Robert J. Fortlage 1961-9-10 s.n. Los Angeles San Gabriel Mountians, Angeles National Forest: Big Pines 2073 Comment
  CAS-BOT-BC258229  Eriogonum pusillum R. F. Thorne; Walter Wisura; Suzanne Granger; Pamela Burton 1982-4-20 54982 Los Angeles San Gabriel Mountains: Mojave Desert slopes; 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano 1158 Comment
  RSA0011602  Eriogonum roseum Orlando Mistretta, Christine Mistretta 2011-6-14 5687 Los Angeles North edge of San Gabriel Mountains, 2.3 air miles S of Vincent, 1.5 air miles N of Aliso Cyn Rd, 0.5 air miles W of Angeles Forest Hwy. 1105 Comment
  RSA271930  Eriogonum saxatile Anstruther Davidson 1892-06 s.n. Los Angeles Wilson's Peak. Comment
  UCR141802  Eriogonum saxatile June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  RSA640710  Eriogonum thurberi Louis C. Wheeler 1931-5-17 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash. . Comment
  JEPS56216  Eriogonum umbellatum var. minus Joseph Andorfer Ewan 1934-8-6 8353 Los Angeles North Baldy San Gabriel Mts. (e side) 2743 Comment
  RSA164806  Eriogonum umbellatum var. minus Wesley O. Griesel 1963-7-17 839 Los Angeles Top of Highest point on ridge between Baldy Notch and Mt. Baldy, San Gabriel Mountains. 2896 Comment
  CAS-BOT-BC268212  Eriogonum umbellatum var. munzii F. Grinnell Jr. 1917-8-28 s.n. Los Angeles Pine Flats, San Gabriel Mountains 1615 Comment
  UCR146699  Eriogonum umbellatum var. munzii Scott D. White 2004-8-11 10713 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  RSA0103917  Eriogonum wrightii subsp. subscaposum Richard G. Swinney 2011-10-10 15758 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. 1537 Comment
  SD1267  Eriogonum wrightii var. subscaposum Ruth B. Randall 7/1931 107 Los Angeles Big Pines near Los Angeles Comment
  UCR189955  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-9-7 6924 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, c. 1/4 mi. west of summit of Pine Mountain 2817 Comment
  SD186084  Eriophyllum confertiflorum A. C. Sanders, Mark A. Elvin 2003-6-18 26949 Los Angeles Santa Susan Mountains; northwest of head of Sulphur Canyon. 1036 Comment
  UCR255782  Eriophyllum confertiflorum R. G. Swinney 2010-4-15 12271 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  UCR260089  Eriophyllum confertiflorum Mitch Provance, Callen Huff 2009-4-28 10712 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA230674  Eriophyllum confertiflorum var. confertiflorum R. F. Thorne, M. Z. Thorne 1969-7-9 38472 Los Angeles San Gabriel Mountains. 2118 Comment
  SBBG98537  Eriophyllum confertiflorum var. confertiflorum T. Ross 1991-5-21 5422 Los Angeles upper reaches of Box Cyn, SW side of island 365 Comment
  RSA0030894  Eriophyllum confertiflorum var. trifidum F. Raymond Fosberg 1931-3-25 S 4375 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 80 Comment
  CAS-BOT-BC308352  Eriophyllum nevinii M. B. Dunkle 1939-5-28 8101 Los Angeles South end Santa Barbara Island Comment
  RSA678891  Eriophyllum nevinii Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 147 Los Angeles San Clemente Island. 30 Comment
  UC1871146  Eriophyllum pringlei T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4990 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
  UC1537023  Eriophyllum wallacei Gordon H. True Jr. 1935-3-6 56 Los Angeles Lovejoy Butte Lovejoy Butte (sandy s slope) 853 Comment
  UCSB9202  Eriophyllum wallacei Phillips, Priscilla 1958-4-26 Los Angeles 2 mi. south of Palmdale, Route 138 Comment
  UCR213416  Erodium brachycarpum A. C. Sanders, Dan S. Cooper 2010-3-12 37337 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM2738  Erodium moschatum C. W. Emland 1919-04 s.n. Los Angeles Claremont. 366 Comment
  RSA646984  Erodium moschatum LeRoy Gross 2000-4-9 167 Los Angeles City of Sunland: Bluff south side of Big Tujunga Wash, weed in yard in housing tract called Sunhill Estates. 366 Comment
  CAS-BOT-BC40710  Erysimum capitatum Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood. 2133 Comment
  CAS-BOT-BC40705  Erysimum capitatum H. Arnott; W. Arnott; J. Ingram; F. Chisaki 1955-4-16 50 Los Angeles Routh #6, ca. 2 miles west of turn-off to Blum Ranch, near Acton. Comment
  UC136092  Erysimum capitatum C. F. Baker 1903-4-1 4121 Los Angeles hills near Claremont Comment
  UCD114972  Erysimum capitatum Michael Alvord; Curtis Schway 1993-3-28 12 Los Angeles Santa Monica Mountains, Malibu State Park, SE Corner of Mulholland Drive and Cornell Road, Yearling Trail. 1 mile NE of side of trail, upper fork. 245 Comment
  UCSB2340  Erysimum capitatum var. capitatum Ballard 1954-3-14 Los Angeles San Dimas Park 350 Comment
  SD40150  Erysimum suffrutescens Edith A. Purer 1935-5-12 6598 Los Angeles El Segundo Comment
  UC205850  Erysimum suffrutescens I. Johnston 1917-6-10 1312 Los Angeles sand dunes and cliff along coast Playa del Rey Comment
  CHSC95856  Erythranthe floribunda LeRoy Gross; M. Denslow, W. Hogshead, S. Swartzentruber 2003-6-17 1048 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. UTM Zone 11; 3784447N 0383368E. A 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
  SD90491  Erythranthe guttata Robert F. Thorne 1966-4-17 36125 Los Angeles San Clemente Island; rocky bottom of upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst 244 Comment
  SEINET5736547 Image available Erythrina macrophylla M. Reynolds, E. McClintock 1943-1 173 Los Angeles UCLA Botanical Garden.; UCLA Botanical Garden Comment
  POM310  Eschscholzia P. A. Munz 1918-3-28 2004 Los Angeles Small canyon: 3 mi. N of Claremont, near Palmer's Canyon Comment
  RSA433638  Eschscholzia caespitosa Richard C. Barkelew 1929-5-5 s.n. Los Angeles Tujunga Canon Comment
  RSA642278  Eschscholzia caespitosa Orlando Mistretta 1995-6-23 1845 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1463 Comment
  SFV21653  Eschscholzia caespitosa J. N. Hogue 2010-5-1 s. n. Los Angeles San Gabriel Mountains Big Tujunga Canyon. Roadside near Wildwood. 580 Comment
  CAS-BOT-BC403162  Eschscholzia californica Reid Moran 1941-2-25 612 Los Angeles North of Wilson Harbor, Santa Catalina Island Comment
  LA200732  Eschscholzia californica A. H. Lange; 1951-4-27 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA658411  Eschscholzia californica Erinn Wilson 1996-5-18 28 Los Angeles found off j lot [Cal Poly Pomona, parking] Comment
  UCR204040  Eschscholzia minutiflora R. G. Swinney 2005-5-14 8234 Los Angeles San Gabriel Mountains, north of Juniper Hills, south of Pear Blossom, southeast corner of Tejon Road and Longview Road (131st Street) 1091 Comment
  RSA233397  Eschscholzia ramosa Robert F. Thorne 1966-4-17 36141 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 274 Comment
  SBBG131974  Eschscholzia ramosa S. A. Junak, B. Collins 1991-4-24 SCI 155 Los Angeles upper part of Eel Pt grade 198 Comment
  RSA0019740  Eucalyptus globulus Naomi S. Fraga, Jennifer Pilapil 2012-10-9 4144 Los Angeles Evan's property, City of Claremont north of Towne Avenue. 413 Comment
  SD253468  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-7 12577 Los Angeles San Gabriel Mountains: Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy (Sunland 7.5'Q) 494 Comment
  UCR131818  Eucrypta chrysanthemifolia Jeremiah George 2001-4-24 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR258821  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-23 12347 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA248871  Eucrypta chrysanthemifolia Robert F. Thorne 1973-4-12 42963 Los Angeles San Clemente Island, large canyon S of Mosquito Cove N of Chenity. 244 Comment
  LA200688  Eulobus californicus O. H. Kappler; 1944-5-21 632 Los Angeles Santa Monica Mountains, Monte Nido, in Cold Creek 152 Comment
  LA26084  Eulobus californicus H. L. Wedberg; 1957-5-7 sn Los Angeles 335 Comment
  SBBG61347  Eulobus californicus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UC1183597  Eulobus californicus Venkatesh 1957-4-29 7 Los Angeles 4.0 mi from United States Highway 101 (alternate); Santa Monica Mountains, Latigo Canyon Comment
  UCR14192  Eupatorium sordidum Austin P. Griffiths 1962-5-1 4518 Los Angeles San Gabriel Valley, Arcadia, Los Angeles State and County Arboretum 183 Comment
  UCD142898  Euphorbia albomarginata Ch. L. Batcheller 1929-8-4 s.n. Los Angeles 15 miles N.W. of Lancester. From Antelope Valley. Comment
  UCD142586  Euphorbia maculata S. I. Apfelbaum 1980-9-26 25 Los Angeles San Pedro; Presidential lines boat docking facility. Comment
  UCR132317  Euphorbia peplus John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  UCD142481  Euphorbia rigida Louis C. Wheeler 1974-6-4 s.n. Los Angeles University of Southern California; Kerckhoff Estate, 734 W. Adams Blvd. Los Angeles. Comment
  PASA704  Euphorbia serpyllifolia Annetta Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  POM155671  Euphorbia spathulata M. B. Dunkle 1928-5-13 1958 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  RSA654331  Euphorbia supina Benjamen Rangel 1992-5-17 777 -48 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; found mostly in the back side of the orchard by the freeway fence and the water drainage. Comment
  RSA709544  Euphorbia terracina Doug Gettinger 2004-5-27 s.n. Los Angeles Southern Coast: Ocean Trails, Rancho Palos Verdes, Thomas Bros. LA Co map pg. 823, grids E-6 and F-6. 91 Comment
  UC1795597  Euphorbia terracina P. Davis 2002-4-15 PDR 53578 Los Angeles LAX property at 9100 S Hastings Ave. Comment
Read comments
Nov 15 2020
  RSA638935  Euthamia occidentalis L. C. Wheeler 1966-10-1 8951 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  JEPS32343  Euthamia occidentalis Frank W. Peirson 4161 Los Angeles Santa Clara River near Saugus 350 Comment
  IRVC28856  Festuca microstachys Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2925 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  LA99236  Festuca perennis R. L. Armacost; 1967-7-2 2289 Los Angeles Santa Monica Mountains, Santa Monica: SW corner of Alta and 26th Street Comment
  RSA732772  Ficus carica R. G. Swinney 2000-5-10 7679 Los Angeles San Gabriel Valley: San Gabriel River bottom, c. 300 m north of Foothill Ave. in Azusa, east side of river. 183 Comment
  LA200196  Filago californica Jonathan Sauer; Bonnie Rich 1978-4-18 6006 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  UCR176953  Filago californica L. C. Wheeler 1967-4-30 9246 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  UCR190408  Filago californica R. G. Swinney 2000-5-20 7693 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  UCR209153  Filago californica Dan S. Cooper 2009-4-22 409- 1 .2 Los Angeles Eastern Santa Monica Mtns., Burbank Peak, Griffith Park, Los Angeles 512 Comment
  UCR240982  Filago californica Dan S. Cooper 2010-4-6 20100406- 35 C Los Angeles South Coast, Ballona Wetlands, open space parcel on west side of channelized Ballona Creek, north of Culver Blvd. and east of Lincoln Blvd., S of CA 90/Marina Fwy 5 Comment
  RSA534053  Filago californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5300 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest 1336ft marker, 1800ft SE of Malo Knoll (1396ft). 274 Comment
  PASA1931  Foeniculum vulgare Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  CAS-BOT-BC52555  Frangula californica subsp. californica Timothy S. Ross; Steve Boyd 1990-6-1 2728 Los Angeles Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason). Acton USGS 7.5' quad 1194 Comment
  CATA3210  Frankenia salina Julie L. King 2016-11-29 29 Los Angeles Santa Catalina Island: 25 meters west of SE junction of Empire Landing & Quarry Haul Rd. 173 Comment
  SBBG78615  Frankenia salina F. R. Fosberg 1931-5-17 4885 Los Angeles Little Harbor Comment
  RSA609055  Fraxinus dipetala Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Dimas Canyon. 640 Comment
  UCR108455  Fraxinus dipetala L. C. Wheeler 1967-5-18 9620 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR84564  Fraxinus dipetala T. S. Ross, Steve Boyd 1994-5-10 7714 Los Angeles San Gabriel Mtns., Warm Springs Canyon: canyon bottom ad adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; c. 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon. 683 Comment
  UCR224026  Fraxinus uhdei Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11684 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  LA33608  Fritillaria biflora var. biflora Peter H. Raven; Henry J. Thompson 1959-4-3 13913 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi NE of peak. 822 Comment
  UCR219332  Galinsoga parviflora Lorraine Weller 2009-5-5 050509- 01 Los Angeles Los Angeles, Greater Watts Community Gardens, 600 block East 118th Place 35 Comment
  CAS-BOT-BC223024  Galium angustifolium A. C. Sanders; Karen Kirtland 2010-5-14 38355 Los Angeles South Coast: Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  JEPS7428  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-4-1 S 4442 Los Angeles Avalon Santa Catalina Island (ocean bluffs) 10 Comment
  RSA0051345  Galium angustifolium subsp. angustifolium Valerie Soza 2004-6-17 1721 b Los Angeles San Gabriel Mountains, Mt. Wilson Rd, north of junction with Mt. Lowe Rd. 1569 Comment
  UC1408950  Galium angustifolium subsp. angustifolium Donald R. Bissing 1973-6-2 103 Los Angeles sw canyon slope 0.3 mi from mouth of canyon; San Gabriel Mountains, Evey Canyon 719 Comment
  UCR177309  Galium angustifolium subsp. angustifolium LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1029 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon 262 Comment
  POM220049  Galium angustifolium subsp. angustifolium F. R. Fosberg 1932-5-5 8109 Los Angeles Near Avalon, Santa Catalina Island. 30 Comment
  RSA527800  Galium angustifolium subsp. angustifolium Tim S. Ross, Annette Ross 1991-6-3 5534 Los Angeles Elephant Hill: west Pomona. 341 Comment
  SBBG119054  Galium angustifolium subsp. angustifolium M. Honer 2004-6-22 2025 Los Angeles San Antonio Cyn, along Mt Baldy Rd between Spruce Cyn and "Hog Back"; T2N R8W S36 Comment
  SBBG13298  Galium aparine M. A. Piehl 1962-6-9 62346 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SBBG20558  Galium aparine E. R. Blakley 1963-12-7 6338 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  SD49394  Galium catalinense subsp. acrispum Reid Moran 1959-3-9 7168 Los Angeles San Clemente Island, on canyon wall, 2 miles SE of Eel Point 99 Comment
  RSA678822  Galium grande Valerie L. Soza, Monica Acosta 2001-6-20 1297 Los Angeles Van Tassel Ridge, south side of Van Tassel Ridge road (FS Road 1N36A), 0.2 mile east of junction with Van Tassel Truck Trail (FS Road 1N36), east side of Mt. Bliss. 1037 Comment
  SBBG119257  Galium grande V. Soza with K. Hughes 1999-7-1 605 Los Angeles Van Tassel Ridge, off Van Tassel Ridge Rd, vicinity of Mt Bliss; T1N R10W N/2, SE/4 S8 1036 Comment
  UC2030076  Galium grande V. Soza, Monica Acosta 2001-6-20 1297 Los Angeles Transverse Ranges, San Gabriel Mountains region: Van Tassel Ridge, south side of Van Tassel Ridge road (FS Road 1N36A), 0.2 mile east of function with Van Tassel Truck Trail (FS Road 1N36), east side of Mt. Bliss. Comment
  UC1584881  Galium jepsonii Tim Ross and Steve Boyd 1991-7-24 5596 Los Angeles near intersection of Pacifico Mountain Road x Roundtop Truck Road; Pacifico Mtn USGS 7.5' quad, Granite Mountain vicinity 1901 Comment
  JEPS114008  Galium johnstonii Timothy S. Ross 1992-7-17 6724 Los Angeles San Gabriel Mountains: ca 300 m W of the summit of Condor Peak. Comment
  UCR275519  Galium johnstonii D. E. Bramlet 2011-9-27 4963 Los Angeles San Gabriel Mountains, Pacifico Mountain 2163 Comment
  CATA770  Galium nuttallii subsp. insulare Mark L. Hoefs 1991-5-28 1313 Los Angeles Santa Catalina Island: Near road from Black Jack to Middle Canyon [Cape Canyon Road] 469 Comment
  RSA454421  Galium nuttallii subsp. insulare F. R. Fosberg 1931-4-23 S- 4688 Los Angeles Santa Catalina Island. Headwaters of Swain's Canyon, NE slopes of Black Jack Mountain. 350 Comment
  LA91477  Galium nuttallii subsp. nuttallii Bruce Douglas Clayton; Greg Shaw 1972-4-7 77 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up Labyrinth Hill on deer trail. 487 Comment
  RSA596811  Galium porrigens Tim S. Ross, J. Mark Porter 1995-5-4 8484 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UC76075  Galium porrigens J. Q. Adams 1905-1 18 Los Angeles Soldier's Home Comment
  RSA656936  Galium porrigens var. porrigens Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1048 Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, alongside Silver Fish Road (FS Road 2N28), above Water Canyon, W of Morris Reservoir. 518 Comment
  RSA320822  Galvezia speciosa F. C. Boutin 1967-4-23 1669 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site. 305 Comment
  SDSU10623  Galvezia speciosa R. M. Beauchamp 1967-1-27 127 Los Angeles Behind Wilson Cover Pier. Comment
  RSA608696  Gamochaeta pensylvanica L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  CAS-BOT-BC158004  Garrya veatchii Ernest Braunton 1903-1-10 791 Los Angeles Arroyo Seco 243 Comment
  POM132533  Garrya veatchii C. F. Baker 1905-2-15 4012 Los Angeles San Antonio Canyon near Claremont. Comment
  CDA5228  Gaura sinuata E. M. Becker 1936-1 Los Angeles Probably L.A. 0 Comment
  RSA746571  Gayophytum R. G. Swinney 2008-5-13 8863 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR223280  Gayophytum R. G. Swinney 2009-7-29 11420 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA330779  Gayophytum decipiens Wayne E. Sawyer 1981-6-25 61 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2454 Comment
  UCR209255  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2008-10-8 9528 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  RSA795226  Gayophytum heterozygum Jane Tirrell 2012-8-31 LS 0169 Los Angeles North-facing slope above Lily Spring, approx. 500 meters northwest of Mt. Hawkins 2487 Comment
  UCR50066  Gayophytum oligospermum David Charlton 1986-6-15 s.n. Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  UCR65281  Genista monosperma Steve Boyd 1990-2-3 3828 Los Angeles San Gabriel Mtns., San Gabriel Mountains, base of range at Padua Hills, just west of mouth of San Antonio Canyon Comment
  UCR182109  Genista monspessulana R. G. Swinney 1998-4-13 5961 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  POM78163  Geranium carolinianum F. M. Reed 1920-4-18 4345 Los Angeles Reeves Ranch, south of Covina. Los Angeles. Comment
  UCR185591  Gilia A. C. Sanders 2007-4-25 33587 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  SBBG64391  Gilia achilleifolia subsp. multicaulis R. Hoffmann 1925-5-16 Los Angeles Mint Cyn Comment
  RSA279104  Gilia angelensis R. F. Thorne, C. W. Tilforth 1971-4-9 41545 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
  RSA470110  Gilia angelensis Geo L. Moxley 1917-2-4 524 Los Angeles Van Nuys. Comment
  RSA747227  Gilia angelensis R. G. Swinney 2008-4-10 8626 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  RSA0095179  Gilia brecciarum subsp. brecciarum T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4972 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA674640  Gilia capitata Scott D. White 2000-5-16 7859 Los Angeles Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UCR126682  Gilia capitata A. C. Sanders, Mark A. Elvin 2003-4-16 26038 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 366 Comment
  RSA595170  Gilia capitata subsp. abrotanifolia Steve Boyd 1996-4-25 8686 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
  RSA729734  Gilia capitata subsp. abrotanifolia R. G. Swinney 1998-6-16 6979 Los Angeles San Gabriel Mtns.: ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
  UCR191434  Gilia capitata subsp. abrotanifolia T. B. Salvato 2008-4-22 3315 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
  RSA778745  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-3 5249 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  UCSB73231  Gilia latiflora subsp. davyi Gross, LeRoy 2005-5-3 Los Angeles San Gabriel Mountains region: west terminus of Holcomb Ridge, west of Big Rock Creek; north of Fort Tejon Road, west of Valyermo Road 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
  RSA778869  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2010-6-1 5230 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UCR203196  Gilia leptantha subsp. transversa R. G. Swinney 2005-5-21 8253 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR209503  Gilia modocensis R. G. Swinney 2008-6-17 9023 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  SEINET3163603  Gilia multicaulis L. Abrams 1903-4-10 3245 Los Angeles near Inglewood Comment
  CAS-BOT-BC225502  Gilia nevinii Peter H. Raven 1962-4-9 17166 Los Angeles Rocky grassland above Wilson Cove, San Clemente Island 60 Comment
  POM158307  Gilia nevinii M. B. Dunkle 1928-4-29 1901 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  RSA545185  Gilia nevinii T. S. Ross 1992-4-14 6164 Los Angeles San Clemente Island: Central E side of island, rutted channel that runs N from Nanny Canyon, 300m N from the mouth of NC. 69 Comment
  UC908474  Gilia nevinii Frank W. Peirson 1923-4-9 3433 Los Angeles Wilsons Cove and adjacent terrain , Wilsons Cove and adj terrain (San Clemente Island) Comment
  RSA0065632  Gilia ochroleuca subsp. bizonata LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6787 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG118766  Gilia ochroleuca subsp. bizonata L. Gross with P. Morton 2004-6-9 1339 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  UC1870156  Gilia ochroleuca subsp. vivida LeRoy Gross, Valerie Soza 2003-6-10 1021 Los Angeles San Gabriel Mountains region: Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., ca. 2.5 mi S of Mount San Antonio summit along trail. 2407 Comment
  CAS-BOT-BC303781  Glyptopleura setulosa Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9488 Los Angeles 16 miles from Lancaster on the Muroc Rd Comment
  POM358698  Glyptopleura setulosa Gary D. Wallace s.n. Los Angeles Mojave Desert Comment
  RSA747065  Gnaphalium californicum R. G. Swinney 2008-5-30 8898 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA747421  Gnaphalium palustre R. G. Swinney 2008-5-12 8846 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR163185  Gnaphalium palustre Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  RSA549589  Grayia spinosa T. S. Ross 1992-4-4 6075 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  CHSC85562  Hazardia squarrosa var. grindelioides John Dittes 2003-12-23 854 Los Angeles Western Transverse Range; north slope of Verdugo Mts. In La Tuna Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; slope south of La Tuna Cyn. Road. 487 Comment
  CATA1836  Hedypnois cretica Denise Kraus 2000-4-27 15 Los Angeles Santa Catalina Island: (Goat Harbor burn area) about 15 feet down trail leading from parking loop into burn area (This trail starts downslope and to the east of the western fuel break road) 457 Comment
  RSA640036  Hedypnois cretica Steven A. Junak 1996-5-16 470 Los Angeles San Clemente Island: S end of island, just W of intersection of San Clemente Ridge road and road to Observation Post # (Building #6090). N side of cement helicopterpad, near plants, disturbed flats. 98 Comment
  UCR204413  Helenium bigelovii R. G. Swinney 2001-9-15 8173 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  SFV13210  Helenium bigelovii W. M. Perry Oct 1980 130 Los Angeles San Gabriel Mountains Mount Baldy. 1524 Comment
  CAS-BOT-BC223975  Helianthemum scoparium Grant 1901-3-13 3487 Los Angeles Pasadena Comment
  CAS-BOT-BC223988  Helianthemum scoparium Carl B. Wolf 1932-5-10 3534 Los Angeles Santa Catalina Island. 100 yds. SE. of Summit of the equestrian trail, back of Avalon 304 Comment
  LA200375  Helianthemum scoparium Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  CDA6209  Helianthus annuus Phillipson 1915-6-18 Los Angeles Monrovia. Comment
  CAS-BOT-BC305686  Helianthus gracilentus Robert F. Thorne; C. W. Tilforth 1971-6-17 39935 Los Angeles 3.8 miles up LIttle Tujunga Rd. from Little Tujunga Forestry Station. San Gabriel Mountains, Angeles National Forest 609 Comment
  UCR131429  Heliotropium curassavicum Alison Lipman 1998-8-23 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  POM369739  Heliotropium curassavicum var. oculatum F. R. Fosberg 1930-6-23 443 Los Angeles Del Rey 2 Comment
  CAS-BOT-BC310104  Hemizonella minima Geo. B. Grant 1906-6-17 543 a-6689 Los Angeles Summit Mt. Wilson 1828 Comment
  RSA681052  Hemizonia fasciculata Scott D. White 2003-6-2 9445 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  POM360267  Hemizonia fasciculata P. A. Munz 1934-5-7 12937 Los Angeles Culver City. Comment
  SEINET3860177  Hemizonia minthornii D. D. Keck 1932-10-14 1953 Los Angeles N. of Chatsworth city limits, on first hill to west of Topango Canyon Blvd., Santa Susana foothills.; 0 Comment
  UCR209310  Hemizonia parryi subsp. australis A. C. Sanders 2009-11-6 37230 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR126867  Herniaria hirsuta A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26147 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR238621  Herniaria hirsuta var. cinerea Anuja Parikh, Nathan Gale 2010-5-11 3150 Los Angeles Western Mojave Desert, Antelope Valley, 1.3 km south of Hwy 138, 0.2 km N of Ave. E, 0.4 km west of powerlines 786 Comment
  UCR281832  Herniaria hirsuta var. cinerea Mitch Provance, Scott Duff 2017-6-29 617- 75 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  POM246469  Hesperocnide tenella F. R. Fosberg 1931-3-24 S- 4347 Los Angeles Hamilton Canyon, Overlooking Thompson Reservoir. 50 Comment
  LA47634  Hesperocyparis goveniana Henry J. Thompson; 1959-3-27 1898 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi NE of peak. 609 Comment
  CATA3385  Hesperocyparis stephensonii Peter J. Dixon 2017-2-22 074 Los Angeles Santa Catalina Island: Blackjack Campground near upper group camp sites 485 Comment
  LA52107  Heteromeles arbutifolia A. M. Johnson; 1927-11-11 2681 Los Angeles 121 Comment
  SD91993  Heteromeles arbutifolia var. macrocarpa Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22681 Los Angeles San Clemente Island; west fork of Red Rock Canyon 280 Comment
  CATA1220  Heterotheca grandiflora Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2283 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  JEPS30526  Heterotheca grandiflora Henry J. Thompson 1958-10-23 1813 Los Angeles Point Dume San Gabriel Mountains, Point Dume 30 Comment
  RSA0074416  Heterotheca grandiflora L. W. Nuttall 1920-5-22 s.n. Los Angeles Santa Catalina Island. Rock Spring Canyon. Comment
  RSA0074448  Heterotheca grandiflora Orlando Mistretta 1992-9-16 810 Los Angeles San Gabriel Mountains: North of Oak Springs. Oak Springs Trail; Tujunga Ranger District. 793 Comment
  SBBG63121  Heterotheca sessiliflora subsp. echioides R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  CAS-BOT-BC310838  Heterotheca sessiliflora subsp. fastigiata David D. Keck 1932-10-14 1951 Los Angeles Tujunga Wash, 4 miles east of Van Nuys, on Van Owen Street Comment
  RSA0066170  Heuchera elegans Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2304 Los Angeles North slope of Mount Islip from Little Jimmy Campground to the summit. 2287 Comment
  RSA0096742  Heuchera elegans Scott D. White, Dave Bramlet 1998-6-29 6805 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  UCR271966  Heuchera elegans R. G. Swinney 2011-6-20 15213 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  RSA789058  Hieracium albiflorum Jane Tirrell 2012-7-20 LS 0113 Los Angeles Approx 100 ft above south side California State Route 2 at mile marker 66.43 2277 Comment
  CAS-BOT-BC319765  Hieracium argutum F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena, San Gabriel Mountains Comment
  POM360461  Hieracium argutum Raymond J. Dobbs 1928-01 s.n. Los Angeles Janis Trail, near Arroyo Seco Comment
  SFV21012  Hirschfeldia incana L. Gross 2003-3-7 766 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Southeast-facing slope, road next to and below a pylon, near east end of a southwest-facing ridge. The far west end of ridge ends above the 210 Freeway. 564 Comment
  CAS-BOT-BC207503  Hoffmannseggia glauca A. C. Sanders; T. B. Salvato 2009-5-18 36807 Los Angeles San Gabriel Valley: Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 115 Comment
  RSA91357  Hoita orbicularis F. W. Peirson 1921-7-1 2472 Los Angeles Arraster Creek. 945 Comment
  CAS-BOT-BC149951  Holodiscus discolor var. discolor Robert F. Thorne 1967-5-20 36905 Los Angeles Santa Catalina Island: In Descanso Canyon ca. 1/4 way down from head at Airport Rd. to mouth 228 Comment
  RSA733568  Holodiscus microphyllus R. G. Swinney 1998-8-13 6738 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  SEINET10598958  Hordeum californicum G. B. Grant Grant 596 a Los Angeles Sherman. Wild Barley. Comment
  RSA251440  Hordeum intercedens R. F. Thorne 1966-4-16 36051 Los Angeles San Clemente Island: c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  RSA618701  Hordeum intercedens Scott D. White 1998-5-22 6562 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. 426 Comment
  RSA639560  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1967-5-18 9662 Los Angeles San Gabriel Mountains, Angeles National Forest: Placerita Canyon. 594 Comment
  UCR2468  Hordeum murinum George B. Grant 1904-1 594 Los Angeles San Gabriel Valley, City of Pasadena Comment
  RSA188143  Hordeum murinum subsp. glaucum R. F. Thorne 1966-4-4 35796 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA225093  Hordeum vulgare R. F. Thorne 1971-5-22 39761 Los Angeles Angeles National Forest: Fish Canyon, somewhat below Falls; 365 Comment
  UCR191526  Hordeum vulgare R. G. Swinney 1998-7-8 6318 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCSB6766  Hordeum vulgare B., K. 1943-3-25 Los Angeles Dalton C.C.C., San Dimas Experimental Forest, San Gabriel Mountains Comment
  POM43358  Horkelia rydbergii Robert Kessler 1921-7-4 3442 Los Angeles Pine Flats. Comment
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Jul 29 2016
  RSA228856  Horkelia rydbergii Robert F. Thorne 1971-6-26 39990 Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  RSA0097145  Hulsea heterochroma R. G. Swinney 2011-5-31 14888 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  RSA261750  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11878 Los Angeles Along Forest Road 3N17, 2 miles East of Mill Creek Summit, San Gabriel Mountains. 2011 Comment
  UC1930051  Hulsea vestita subsp. gabrielensis Valerie Soza, Sarah J. De Groot 2003-6-18 1690 Los Angeles Transverse Ranges; San Gabriel Mountains region; 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
  POM266217  Hymenothrix loomisii Ed Johnson 1943-12-2 s.n. Los Angeles Santa Fe crossing, San Dimas Ave, eastern Los Angeles County Comment
  UC19041  Hypericum formosum var. scouleri unknown Los Angeles Claremont Comment
  CAS-BOT-BC401312  Hypericum scouleri R. G. Swinney 2009-7-22 11365 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SBBG13718  Isocoma menziesii E. R. Blakley 1961-9-23 4738 Los Angeles S shore of Catalina Harbor E of Ballast Pt 1 Comment
  CATA1791  Isocoma menziesii var. vernonioides Benjamin E. Carter, Tony Summers 2012-8-16 6975 Los Angeles Santa Catalina Island: Below Lasso Loop, between Ben Weston Point and China Point 40 Comment
  POM359496  Isocoma menziesii var. vernonioides George R. Johnstone 1932-9-30 15843 Los Angeles Palos Verdes Hills. Comment
  RSA643396  Isocoma menziesii var. vernonioides Orlando Mistretta 1992-9-16 815 Los Angeles San Gabriel Mountains: Oak Springs Trail at south trail head. 579 Comment
  JEPS42702  Isomeris arborea W. L. Jepson 1935-4-17 17072 Los Angeles Bouquet Canyon Comment
  SEINET10873594  Jacaranda mimosifolia Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4839 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA5881  Jaumea carnosa C. B. Wolf 1932-9-16 4099 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  OBI13701  Juglans californica Unknown 1964-4-18 107 Los Angeles End of Colima Dr past post office tract. E slope of Topanga Cyn, Santa Monica Mts Comment
  RSA711112  Juglans californica var. californica Tim Thibault, K. E. Olshewsky 2004-5-22 268 Los Angeles fire road off Hwy. 2 910 Comment
  UC5318  Juglans californica var. californica Wm. Shutt Oct. 1901 Los Angeles U. C. Forestry Station Santa Monica Comment
  CAS-BOT-BC518750  Juglans hindsii R. E. Riefner, Jr. 2014-5-10 14 -114 Los Angeles San Fernando Valley, City of Los Angeles. Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, vicinity Haskell Creek at Woodley Park, E of Woodley Ave., W of San Diego Freeway, N of Burbank Blvd. 227 Comment
  RSA0105036  Juncus R. G. Swinney 2011-10-18 15806 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
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Dec 7 2018
  UCR259284  Juncus R. G. Swinney 2010-6-4 12991 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
  RSA251462  Juncus bufonius Robert F. Thorne 1973-4-11 428525 Los Angeles San Clemente Island: upper part of Norton Canyon. 335 Comment
  CATA1327  Juncus bufonius var. bufonius Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2428 Los Angeles Santa Catalina Island: Upper Buffalo Springs Reservoir 432 Comment
  JEPS45902  Juncus duranii F. R. Fosberg and J. Ewan 1931-8-12 4978 Los Angeles 1/2 mi w of Windy Camp (Cienega, Mount Islip); Cienega, Mount Islip 2286 Comment
  RSA0013630  Juncus macrophyllus Orlando Mistretta, Youssef Atallah 2011-8-16 6051 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  UCR273381  Juncus macrophyllus R. G. Swinney 2011-10-18 15806 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  RSA588610  Juncus macrophyllus Orlando Mistretta 1994-5-23 1243 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  RSA191647  Juncus mexicanus Robert F. Thorne, M. Z. Thorne 1966-8-29 36608 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  UCR240002  Juncus rugulosus R. G. Swinney 2009-11-9 11586 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  RSA188245  Juncus textilis Robert F. Thorne, Percy C. Everett 1965-6-23 34962 Los Angeles Santa Catalina Island: lower portion of Middle Ranch Canyon. 152 Comment
  RSA550429  Juncus tiehmii Timothy S. Ross 1992-7-10 6663 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  IRVC5004  Juncus xiphioides Peter H. Raven, H. J. Thompson 1960-7-17 15559 Los Angeles Santa Monica Mountains, along Malibu Creek 2 miles above the ocean. Comment
  UCR209873  Juncus xiphioides R. G. Swinney 2008-7-13 9189 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  UCR210299  Juncus xiphioides R. G. Swinney 2008-11-29 9850 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UCR212796  Juncus xiphioides Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1838 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UC813450  Juniperus californica I. W. Clokey and B. C. Templeton 1930-4-8 4694 Los Angeles San Francisquito Canyon San Francisquito Canyon (hillsides) 800 Comment
  CAS-BOT-BC235731  Keckiella cordifolia Nancy Ryan Zabriskie; Walter Zabriskie 1970-6-13 307 Los Angeles East Fork San Gabriel River 1/2 mi. above fork, San Gabriel Mountains 609 Comment
  LA105068  Keckiella cordifolia Barry A. Prigge; 1988-7-3 8200 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA401770A  Keckiella cordifolia Bonnie C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA0091196  Keckiella cordifolia Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  UCD123781  Keckiella ternata var. ternata Louis C. Wheeler 1973-7-21 s.n. Los Angeles San Gabriel Mountains: Ridge on divide between Big Tujunga and Devil Canyon 0.2 mile north of windy gap on Angeles Crest Highway. 1615 Comment
  SBBG59402  Koeleria macrantha R. Hoffmann 1931-5-2 Los Angeles Bouquet Cyn Comment
  CAS-BOT-BC271338  Koeleria pyramidata Victor Duran 1933-7-9 3505 Los Angeles Horse Flats, San Gabriel Mountains 1676 Comment
  RSA589330  Lactuca serriola Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8589 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point. 256 Comment
  SBBG106291  Lactuca serriola S. A. Junak 1990-11-8 SCl 134 Los Angeles Wilson Cove, at Living Compound 45 Comment
  SBBG109008  Lactuca serriola S. A. Junak 1996-10-2 SCl 700 Los Angeles lower portion of Horse Cyn, ca. 2.78 mi SSW of Thirst 91 Comment
  POM352666  Lamarckia aurea Ora M. Clark 1929-3-24 1789 Los Angeles Santa Susana Mountains. Comment
  RSA526477  Lamarckia aurea Timothy S. Ross 1991-3-24 4317 Los Angeles Whittier Hills (Puente Hills, pro parte); Between Sycamnore and Turnbull canyons 361 Comment
  RSA533929  Lamarckia aurea Timothy S. Ross, Orlando Mistretta, M. Hammit 1991-5-19 5228 Los Angeles San Clemente Island, southeast end of island; terrace 1650 ft WNW of Guds, graded by the Navy to form a 'pad' 201 Comment
  LA12431  Lamarckia aurea Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SEINET10926763  Lamarckia aurea LeRoy R. Abrams 1903-4-9 Abrams 3244 Los Angeles Inglewood. Along streets. Comment
  UCR59550  Larrea tridentata Ed LaRue 1989-5-11 s.n. Los Angeles Western Mojave Desert, Palmdale, c. 0.5 mi (air) east of Alpine Springs [Mobile Home] Park, c. 0.5 mi. (air) north of point where Hwy 138 [=Sierra Hwy or Pearblossom Hwy] crosses California Aqueduct & c. 0.75 mi. (air) south of Ave. S 856 Comment
  CAS-BOT-BC338128  Lasthenia californica George B. Grant 1904-5-14 s.n. Los Angeles At Playa del Rey Comment
  RSA592840  Lasthenia californica L. C. Wheeler 1967-4-30 9203 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 366 Comment
  CAS-BOT-BC366346  Lasthenia coronaria Marcus E. Jones 1882-2-27 3026 Los Angeles Pasadena Comment
  POM5999B  Lasthenia coronaria C. F. Baker 1903-8-13 4091 Los Angeles Claremont Comment
  RSA0030711  Lasthenia gracilis Pam De Vries 2014-3-25 7873 Los Angeles Mojave Desert (West); Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138. 735 Comment
  RSA656199  Lathyrus latifolius Joseph M. Keefe 1978-4-28 22855 Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  POM1804  Lathyrus vestitus subsp. laetiflorus D. L. Crawford, Otis Hiatt 1916-3-28 s.n. Los Angeles Hillside above Topanga Canyon Comment
  RSA405670  Lathyrus vestitus subsp. laetiflorus Charlotte Brown 1929-2-2 s.n. Los Angeles Verdugo Hills, Glendale Comment
  RSA651400  Lathyrus vestitus subsp. laetiflorus J. Lambert, M. Johnson 1955-5-14 16 Los Angeles San Gabriel Canyon. 1066 Comment
  RSA674718  Lathyrus vestitus subsp. vestitus Scott D. White, P. De Vries 2000-5-18 7906 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
  OBI13237  Lathyrus vestitus var. alefeldii D. H. Thomson 1944-4-7 s.n. Los Angeles Burbank, Verdugo Hills mt range 671 Comment
  UC1211098  Lathyrus vestitus var. alefeldii Huron H. Smith 1912-5-29 5030 Los Angeles trail to Summit Santa Catalina Island 365 Comment
  RSA90280  Lathyrus vestitus var. vestitus F. W. Peirson 1920-5-16 2137 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 473 Comment
  UC15382  Lathyrus vestitus var. vestitus W. H. Brewer Feb 1861 199 Los Angeles n slope San Fernando Valley Comment
  SDSU7501  Lavatera assurgentiflora R. M. Beauchamp 1967-6-2 547 Los Angeles San Clemente Island. Comment
  SBBG61210  Layia glandulosa R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  CAS-BOT-BC321515  Layia glandulosa Le Roy Abrams; E. A. McGregor 1908-6-20 365 Los Angeles Libre Mountain 1463 Comment
  CAS-BOT-BC321529  Layia glandulosa I. Johnston 1917-5-13 976 Los Angeles San Gabariel Wash 152 Comment
  RSA249781  Layia glandulosa R. F. Thorne, Gary D. Wallace 1973-4-25 43371 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
  RSA587515  Layia glandulosa Orlando Mistretta 1995-3-24 1557 Los Angeles San Gabriel Mountains, Carr Canyon. 1052 Comment
  SBBG8526  Layia glandulosa H. and M. Dearing 1930-4-15 2743 Los Angeles between Cajon Pass and Palmdale Comment
  SBBG19174  Layia platyglossa M. A. Piehl 1963-12-7 63106 Los Angeles Pyramid Head 7 Comment
  SBBG95244  Layia platyglossa M. B. Dunkle 1928-4-10 1834 Los Angeles Johnson's Cyn 243 Comment
  POM361671  Layia platyglossa subsp. campestris M. B. Dunkle 1939-4-3 7233 Los Angeles Chenette Canyon, San Clemente Island. Comment
  UCR182673  Lepechinia fragrans R. G. Swinney 1998-4-13 5958 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  CAS-BOT-BC88677  Lepidium acutidens Ernest C. Twisselmann 1962-4-10 6847 Los Angeles Mojave Desert. The Mojave-Randsburg Region. Antelope Valley. Avenua A 5.1 miles northwest of Highway 6. 685 Comment
  UCR187010  Lepidium dictyotum A. C. Sanders 2006-4-21 32156 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  RSA0116327  Lepidium didymum Steven A. Junak 1999-5-22 SCa- 1012 Los Angeles Santa Catalina Island. Avalon Canyon, at entance to Catalina Stables. 49 Comment
  SBBG70810  Lepidium flavum Anstruther Davidson 1895-1 Los Angeles Lancaster Comment
  UCR190723  Lepidium fremontii R. G. Swinney 2001-4-18 7929 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  CAS-BOT-BC89422  Lepidium fremontii David D. Keck; Palmer Stockwell 1935-5-15 3304 Los Angeles 1 mile west of Llano, western Mojave Desert between Victorville and Palmdale. Comment
  SDSU19983  Lepidium nitidum S. H. Bullock 1968-4-6 63 Los Angeles Claremont, north of foothill Blvd. between Dartmouth and College Ave. 351 Comment
  SEINET5784095 Image available Lepidium nitidum Marcus E. Jones 1882-1 3036 Los Angeles Pasadena Comment
  RSA584103  Lepidium strictum Timothy S. Ross, S. D. Boyd 1990-5-15 2521 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  LA204443  Lepidium virginicum A. M. Johnson; 1933-5-20 4307 Los Angeles Fish Canyon Wash, N side Foothill Boulevard, just W of bridge Comment
  RSA651363B  Lepidium virginicum var. pubescens G. F. Orr 1956-3-29 s.n. Los Angeles South Fork, San Gabriel Canyon 426 Comment
  POM307801  Lepidium virginicum var. pubescens Henry J. Ramsey, Henry J. Ramsey 1938-6-2 8 / Los Angeles North Craig Ave., Altadena Comment
  RSA762125  Lepidium virginicum var. virginicum Orlando Mistretta, Christine Mistretta 2008-5-16 3082 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 102 per TRTP Survey 2008), along divide between Monrovia Cyn and Fish Cyn. 1135 Comment
  JEPS37112  Lepidospartum latisquamum Frank W. Peirson 1923-9-1 4017 Los Angeles w end Swarthout Valley (about 1 mi e of Big Pines at the Divide); San Gabriel Mountains, Swartout Valley 2011 Comment
  CAS-BOT-BC328070  Lepidospartum squamatum Peter H. Raven 1958-9-19 13728 Los Angeles Santa Monica Mountains. In dry stream near junctin of Decker and Potrero Canyon roads, near Lake Sherwood. 281 Comment
  RSA468556  Leptosiphon androsaceus Christopher Davidson 1975-5-25 2560 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
  RSA73003  Leptosiphon aureus F. W. Peirson 1918-6-16 948 Los Angeles Summit of first grade up Mint Canyon, northwest base of San Gabriel Mts. 762 Comment
  CATA3141  Leptosiphon bicolor Sarah Ratay 2011-4-15 135 Los Angeles Santa Catalina Island: Ridge southwest of Little Gibraltar Beach 154 Comment
  RSA527632  Leptosiphon bicolor Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4388 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA17057  Leptosiphon breviculus C. B. Wolf 1936-5-27 7862 Los Angeles San Gabriel Mountains: Aliso Canyon to Buckhorn Flats Road, 10 mi. above Tie Camp Summit 1677 Comment
  RSA0099422  Leptosiphon ciliatus R. G. Swinney 2011-6-7 15049 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
  RSA469983  Leptosiphon parviflorus Robert L. Dressler 1949-6-18 877 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  RSA669289  Leptosiphon parviflorus LeRoy Gross, Naomi Fraga 2002-5-10 539 Los Angeles Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 488 Comment
  RSA157784  Leptosiphon pygmaeus subsp. pygmaeus P. H. Raven 1962-5-9 17692 Los Angeles Head of canyon just north of Gray, San Clemente Island. 488 Comment
  CATA682  Leptosyne gigantea Mark L. Hoefs 1991-4-26 1173 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  LA32100  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1959-6-4 14332 Los Angeles Santa Monica Mountains, Point Dume 45 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
  UCR149898  Lessingia glandulifera var. glandulifera R. G. Swinney 1999-6-18 7319 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA91163  Lessingia glandulifera var. glandulifera F. W. Peirson 1928-9-5 8191 Los Angeles road from Rock Creek to Big Pines 1280 Comment
  RSA91294  Lessingia glandulifera var. glandulifera Joseph A. Ewan 1934-8-11 8410 a Los Angeles San Gabriel Mountains; Chilao 1646 Comment
  SBBG63088  Lessingia glandulifera var. glandulifera R. Hoffmann 1931-9-28 Los Angeles 4 mi W of Harold Comment
  CAS-BOT-BC339565  Lessingia glandulifera var. peirsonii Steve Boyd; Laura Moore; Mike Wall 1997-7-24 10022 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A) 1645 Comment
  SFV6719  Lessingia glandulifera var. peirsonii T. Gordon, L. R. Ballou, M. H. Grayum, K. A. Wilson 1974-7-18 397 Los Angeles Ventura Mountains Lower Hungry Valley about 1 mile east of Lane Ranch. Roadside. 960 Comment
  RSA65442  Lewisia rediviva F. W. Peirson 1921-6-16 4686 Los Angeles along stream north of Mt. Waterman, San Gabriel Mountains 1860 Comment
  RSA717067  Leymus condensatus Andrea Edwards, Pam De Vries 2006-4-11 67 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SBBG59319  Leymus triticoides R. Hoffmann 1927-8-30 Los Angeles Castaic Comment
  UC1873115  Limonium ramosissimum R. E. Riefner Jr. 2006-1-21 06 -8 Los Angeles City of Long Beach, Belmont Shores, Colorado Lagoon in vicinity of Park Ave. and Colorado St. 6 Comment
  RSA605989  Linanthus aureus Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  RSA587461  Linanthus bigelovii Orlando Mistretta 1995-4-11 1623 Los Angeles Santiago Canyon. canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock creek. 1006 Comment
  UC55343  Linanthus breviculus J. H. Barber 1897-7-11 256 Los Angeles Mt. Gleason Summit Comment
  PASA746  Linanthus breviculus Florence Brubaker Los Angeles Comment
  LA206672  Linanthus californicus W. R. Ernst; May 1977 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  LA33442  Linanthus californicus Henry J. Thompson; 1959-3-27 1879 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi E of peak. 670 Comment
  RSA468436  Linanthus californicus N. C. Cooper 1949-6-29 4375 Los Angeles San Gabriel Canyon. 610 Comment
  RSA468451  Linanthus californicus subsp. glandulosus F. E. Durkee 1906-4-8 s.n. Los Angeles Hollywood. Comment
  RSA597772  Linanthus dichotomus Steve Boyd, Lauren Raz 1997-3-14 9184 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  JEPS58135  Linanthus parviflorus C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4765 Los Angeles Bouquet Canyon 650 Comment
  UCR275029  Linanthus parviflorus Michael Honer, Mary Ann Hasskamp 2006-4-19 2208 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  SEINET5344334  Linaria canadensis var. texana I. W. Clokey, B. Templeton 1929-1 4505 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  SD197912  Lithophragma R. G. Swinney 1998-3-14 5909 Los Angeles Evey Canyon, ca. 0.75 mile west of Mt. Baldy Rd., ca. 0.3 mile northeast of Potato Mtn. 793 Comment
Read comments
Dec 7 2018
  UC484281  Lobelia dunnii var. serrata Ernest Braunton Sept. 1928 1021 Los Angeles San Gabriel Canyon 609 Comment
  CAS-BOT-BC174511  Loeflingia squarrosa Alice Eastwood 1906-6-5 250 Los Angeles Roscoe Comment
  RSA0113373  Loeflingia squarrosa LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7526 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SBBG89711  Logfia arizonica M. B. Dunkle 1939-4-6 7317 Los Angeles Mosquito Ridge Comment
  CAS-BOT-BC342201  Logfia filaginoides C. F. Baker 1909-4-19 5299 Los Angeles Claremont Comment
  SBBG98622  Logfia filaginoides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5321 Los Angeles between Box and Horse Cyns 484 Comment
  SD90274  Logfia filaginoides Robert F. Thorne 1973-4-11 42796 Los Angeles San Clemente Island 424 Comment
  UC1348965  Logfia filaginoides Robert F. Thorne 1966-4-4 35760 Los Angeles bluff se of Ballast Point and Catalina Harbor (Isthmus); Santa Catalina Island 60 Comment
  SBBG131727  Logfia gallica S. A. Junak 1999-5-8 SCa 921 Los Angeles rd from Cottonwood Cyn into Fern Cyn, Cottonwood drainage 115 Comment
  CAS-BOT-BC283440  Lolium multiflorum A. H. Gallup 1949-6-11 s.n. Los Angeles Eastern foot of Tallac Knoll, LASCA Comment
  UC1109371  Lolium perenne Peter H. Raven 1962-5-8 17617 Los Angeles Wilson Cove San Clemente Island (barracks area); , Wilson Cove 91 Comment
  POM1284  Lolium temulentum W. R. Shaw 1900-6-11 s.n. Los Angeles Claremont. Comment
  UCD66484  Lolium temulentum Frank W. Gould 1944-4-12 2282 Los Angeles 120th Street and Western Ave. Comment
  SD230153  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9467 Los Angeles Liebre Mountains Region: Upper watershed of Osito Canyon between I-5 and the Old Ridge Route, vicinity of Osito Flat, an open grassy break in slope under power lines. Steep-sided ridges dropping to narrow, winding canyon bottoms. Area burned in 1996. 2600 Comment
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Dec 5 2019
  RSA11607  Lomatium dasycarpum subsp. dasycarpum S. Fowler, K. Kneen, C. Epling 1933-04 s.n. Los Angeles Boney Ridge. Comment
  POM3340  Lomatium lucidum O. Kenney 1893-2-15 s.n. Los Angeles Foothill soil, collected near Pasadena Comment
  RSA0105323  Lomatium lucidum R. F. Thorne, A. C. Gibson 1971-5-22 39739 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 305 Comment
  RSA97319  Lomatium lucidum F. W. Peirson 1920-3-28 2098 Los Angeles North slope of low hills at foot of Tujunga Canyon, w. end of San Gabriel Mountains. 457 Comment
  SD231183  Lomatium mohavense Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 48 Los Angeles Transerves Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. 1444 Comment
  RSA97432  Lomatium mohavense subsp. mohavense F. W. Peirson 1926-4-26 6655 -a Los Angeles about 1 mile east of Palmdale Comment
  UCR191270  Lomatium nevadense R. G. Swinney 1998-7-2 6206 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SEINET6041948  Lomatium utriculatum Unknown 1969-5-4 Los Angeles San Gabriel Mountains. Placerita Canyon. Comment
  CAS-BOT-BC240489  Lonicera hispidula Geo. B. Grant 1901-4-9 3789 Los Angeles Avalon Comment
  CAS-BOT-BC240500  Lonicera hispidula E. R. Blakley 1962-10-6 5474 Los Angeles Between reservoirs in Bullrush Canyon. Santa Catalina Island 274 Comment
  LA200350  Lonicera subspicata Carl Clawson Epling; M. Epling May 1925 sn Los Angeles Mint Canyon Comment
  RSA672303  Lonicera subspicata Joseph M. Keefe 2001-1-19 30916 Los Angeles Roadside along Sholl Canyon Road, 3 meters north of beginning of the Eagle Rock Park Path, 200 meters north of Figueroa Street, Eagle Rock. 280 Comment
  CAS-BOT-BC234860  Lonicera subspicata var. denudata L. A. Greata 1900-9-23 s.n. Los Angeles Eagle Rock Canon [Canyon] Comment
  RSA526616  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 s.n. Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  POM16979  Lotus crassifolius C. F. Baker 1909-1 s.n. Los Angeles Claremont. Comment
  POM294754  Lotus crassifolius var. crassifolius Lyman Benson 1945-6-5 11751 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  RSA187886  Lotus dendroideus var. dendroideus R. F. Thorne 1966-4-5 35814 Los Angeles Santa Catalina Island. Along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest. 76 Comment
  NY37285  Lotus dendroideus var. traskiae T. S. Ross 1992-4-14 6158 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA90375  Lotus grandiflorus var. grandiflorus F. W. Peirson 1919-7-3 4067 Los Angeles Lukens Peak 1220 Comment
  POM243729  Lotus hamatus F. R. Fosberg 1931-3-26 S- 4388 Los Angeles Santa Catalina Island. Sea bluffs W of Hamilton Canyon. 90 Comment
  RSA0020989  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2011-7-1 5895 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  RSA586351  Lotus humistratus Orlando Mistretta 1995-3-17 1544 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1128 Comment
  UCR209943  Lotus nevadensis R. G. Swinney 2008-7-15 9208 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  JEPS55412  Lotus nevadensis var. davidsonii Frank W. Peirson 1918-6-30 95 Los Angeles San Gabriel Mountains, Summit Mount Wilson Mount Wilson; San Gabriel Mountains, Mount Wilson 1737 Comment
  RSA682117  Lotus nevadensis var. davidsonii Valerie L. Soza, Bill Hogshead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  UC212351  Lotus nevadensis var. davidsonii I. Johnston 1917-7-4 1423 Los Angeles s slope Baldy Comment
  UC56569  Lotus oblongifolius var. oblongifolius Ernest Braunton May 1902 329 Los Angeles Rivera Comment
  UCR208285  Lotus salsuginosus Justin M. Wood 2009-4-13 489 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  UCR259605  Lotus salsuginosus R. G. Swinney 2010-3-30 12118 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  UC527635  Lotus scoparius C. B. Wolf 1931-7-2 Los Angeles 0.5 mi above the bridge on the road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  SFV1854  Lotus scoparius C. Gasser 1956-3-2 s. n. Los Angeles Santa Monica Mountains 0.5 miles from Highway 101 on Malibu Canyon Road. 366 Comment
  RSA0057925  Lotus scoparius var. brevialatus Richard G. Swinney 2010-2-27 11773 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, E end of Orcas Park to 0.5 mi. toward the east and from the I-210 Fwy. to Big Tujunga Wash to the south. 331 Comment
  RSA406836  Lotus scoparius var. scoparius M. Bisbee 1917-5-1 s.n. Los Angeles North side of Eagle Rock Valley Comment
  RSA406851  Lotus scoparius var. scoparius Kenneth R. Montgomery 1973-5-7 73 -146 Los Angeles site of LASCA Cistus field plot Comment
  UCR126561  Lotus strigosus A. C. Sanders, Andy Thomson 2003-4-15 26018 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park 351 Comment
  RSA226166  Lotus strigosus Gary D. Cromwell 1971-5-8 642 Los Angeles Mystic Canyon, 2 mi. NE of Glendora, 610 Comment
  POM2491  Lotus unifoliolatus C. S. Jones s.n. Los Angeles Claremont. 366 Comment
  POM355476  Ludwigia repens var. stipitata Theodore Payne 1910-08 2504 Los Angeles Near Palms Comment
  RSA738048  Lupinus James W. Raymond 1960-3-20 s.n. Los Angeles Hansen Dam Comment
  RSA597986  Lupinus albifrons var. collinus L. Raz, Orlando Mistretta, Mike Wall 1997-3-16 071 Los Angeles Santa Catalina Island. Avalon Canyon via Divide Trail, northeast of the Wrigley Botanical Garden. 183 Comment
  RSA87207  Lupinus andersonii F. W. Peirson 1923-8-31 4030 Los Angeles Blue Ridge, eastern San Gabriel Mountains near line between Los Angeles and San Bernardino counties. 2591 Comment
  SEINET10488492  Lupinus arboreus David B. Dunn 1957-5-18 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 6450 - santa catalina Comment
  SEINET2062839 Image available Lupinus arizonicus Norman C. Cooper 1948-4-21 2719 Los Angeles Saugus 762 Comment
  UCR102525  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 1997-3-6 1361 Los Angeles Tehachapi Mtns., Hills south of Gorman. Along Gorman Post Rd c. 1.1 mi. NW of Calif. Hwy 138 1128 Comment
  RSA0080774  Lupinus bicolor R. G. Swinney 2010-4-13 12187 Los Angeles 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom. 610 Comment
  UC1183624  Lupinus bicolor Dave Dunn 1941-3-29 968 Los Angeles at Foothill Blvd. Sierra Madre Sierra Madre Comment
  SEINET10903819  Lupinus bicolor subsp. microphyllus David B. Dunn 1946-1 Dunn 2006 Los Angeles Collected in Los Angeles. Comment
  UCSC000393  Lupinus bicolor subsp. tridentatus Charisse Bickford 1979-4-13 s.n. Los Angeles 1.5 miles W. of Gorman - Tejon 671 Comment
  RSA407126  Lupinus chamissonis Mary D. Merilatt 1936-7-18 s.n. Los Angeles Playa del Rey. Comment
  CATA1628  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-5-2 2901 Los Angeles Santa Catalina Island: Near Divide Road, east end 1.7 miles from Wrigley Memorial 275 Comment
  SEINET10485221  Lupinus densiflorus Charles Piper Smith 1932-6-25 Smith 4734 Los Angeles Fairmont, 2 mi. W (manzana). Comment
  RSA585943  Lupinus excubitus var. austromontanus T. S. Ross 1990-5-23 2634 Los Angeles San Gabriel Mountains, Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1646 Comment
  SFV19332  Lupinus excubitus var. austromontanus P. Wilson, J. N. Hogue 243.5 2005-5-23 4124 Los Angeles San Gabriel Mountains Near Winston Peak, along trail from Cloudburst Summit, north of Highway 2. About 0.75 km from highway. 2075 Comment
  CAS-BOT-BC215332  Lupinus excubitus var. excubitus F. W. Peirson 1924-8-23 5052 Los Angeles San Gabriel River 411 Comment
  RSA0119588  Lupinus excubitus var. hallii Lyman Benson 1954-6-27 15297 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. Drainage Area: Pacific Slope. 427 Comment
  RSA97155  Lupinus excubitus var. hallii F. W. Peirson 1921-4-21 5213 Los Angeles Trail below Sycamore Flat, on way to San Dimas, San Gabriel Mountains. 793 Comment
  RSA407097  Lupinus excubitus var. johnstonii L. E. Hoffman 1932-5-1 s.n. Los Angeles Mt. Gleason, Angeles National Forest. Comment
  UC16069  Lupinus formosus A. J. McClatchie 1893-3-26 16 Los Angeles near Pasadena; near Pasadena Comment
  UCSB33677  Lupinus formosus Los Angeles Charleton Flats; San Gabriel Mtns. 1524 Comment
  RSA503810  Lupinus formosus var. formosus N. C. Cooper 4200 Los Angeles Mt Baldy Resorts. 915 Comment
  SEINET11071866 Image available Lupinus formosus var. robustus George B. Grant, Walter Wheeler 1904-5-7 728 Los Angeles Glendora Comment
  UCR197208  Lupinus hirsutissimus Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 754 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 Motorway 457 Comment
  UCD107948  Lupinus hyacinthinus Daryl Koutnik; John Cuti 1978-4-19 376 Los Angeles Verdugo Mountains on road overlooking Stough Canyon. 548 Comment
  RSA584882  Lupinus latifolius subsp. parishii T. S. Ross 1990-6-1 2783 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  UCR138505  Lupinus latifolius var. parishii L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp. 2012 Comment
  RSA413764  Lupinus longifolius Donald R. Bissing 1973-6-2 134 Los Angeles Evey Canyon, San Gabriel Mountains: mouth of canyon. 707 Comment
  RSA2424  Lupinus longifolius I. M. Johnston 1917-7-1 1444 Los Angeles near Brown's flat 1357 Comment
  SEINET10937115  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCD168372  Lupinus microcarpus var. microcarpus 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
  OBI48492  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
  RSA152157  Lupinus peirsonii Wesley O. Griesel 1962-5-28 s.n. Los Angeles Hwy 2, 2.5 miles E of Dawson Saddle 2287 Comment
  RSA746947  Lupinus sparsiflorus R. G. Swinney 2008-4-30 8716 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SBBG45498  Lupinus sparsiflorus Leota Davidson 1966-3-10 242 Los Angeles 200 feet into second cyn off Tick Cyn, ca. 1 mi from entrance, off Soledad Cyn 609 Comment
  RSA300988  Lupinus sparsiflorus subsp. sparsiflorus David B. Dunn 1963-04 s.n. Los Angeles along Glendroa Mtn. rd Comment
  SD31167  Lupinus succulentus Edith A. Purer 1931-2-21 158 Los Angeles Palos Verdes Hills Comment
  RSA747554  Lupinus truncatus R. G. Swinney 2008-4-11 8666 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  SBBG34333  Lupinus truncatus P. H. Raven 1962-5-9 17649 Los Angeles cyn just N of Guds 249 Comment
  UCR259996  Lupinus truncatus R. G. Swinney 2010-3-16 11964 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
  UCR273207  Lupinus truncatus R. G. Swinney 2011-4-26 14499 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  SD45613  Lyonothamnus floribundus Darley F. Howe 1953-5-2 Los Angeles Wain [Swain ?] Canyon, Catalina Island Comment
  SDSU9100  Lyonothamnus floribundus subsp. asplenifolius R. M. Beauchamp 1967-1-29 164 Los Angeles West of Thirst. San Clement Island. Comment
  RSA589780  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8201 Los Angeles Santa Catalina Island. Upper ''Little Geiger'' first blue-line drainage W of Cherry Canyon and Lion Head (un-named on topo map). 149 Comment
  RSA589866  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara 1994-8-4 8209 Los Angeles Santa Catalina Island. SW side of the island, 460m ENE of Carlos triangulation point (972 ft) and 2080m NNW of Quartz triangulation point (1252 ft) 207 Comment
  CATA37  Lysimachia arvensis Mark L. Hoefs, A. Douglas Propst 1973-3-3 20 Los Angeles Santa Catalina Island: East slope of Mt. Black Jack 365 Comment
  UCR214655  Lythrum hyssopifolia A. C. Sanders, Dan S. Cooper 2010-4-30 38146 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR223327  Machaeranthera canescens R. G. Swinney 2009-8-25 11464 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  CAS-BOT-BC343702  Madia elegans Timothy S. Ross; Steve Boyd 1994-6-23 8030 Los Angeles Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  UCSB27837  Madia elegans Blakley, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  RSA593438  Madia elegans subsp. elegans Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8883 Los Angeles Liebre Mountains, along summit of Liebre Mountain, east of the head of Bear Canyon, at the intersection of dirt track leading to Bear Camp and 7N23. 1646 Comment
  CAS-BOT-BC343073  Madia gracilis Timothy S. Ross; Steve Boyd 1995-6-28 8619 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  POM246543  Madia gracilis F. R. Fosberg 1931-3-3 4427 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  POM362176  Madia gracilis L. C. Wheeler 1932-5-21 741 Los Angeles Head Mandeville canyon, Santa Monica Mtns. 488 Comment
  SD60292  Malacothamnus davidsonii C. B. Wolf 1932-9-15 4076 Los Angeles Ca. 0.5 mile south of San Fernando and 2 blocks east of San Fernando Road on Vaughn Ave. 305 Comment
  CAS-BOT-BC206312  Malacothamnus fremontii unspecified 1940-5-1 s.n. Los Angeles Region of Palmdale, Mojave Desert Comment
  UC586923  Malacothamnus fremontii Joseph Andorfer Ewan 1934-8-3 8448 Los Angeles San Gabriel Mountains,Table Mt., head of Le Montaine Creek 2225 Comment
  CAS-BOT-BC204190  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  UC1929662  Malacothamnus marrubioides Scott D. White, Michael Honer 2003-6-18 9570 Los Angeles LIBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  LA201032  Malacothrix clevelandii Carl Epling; L. Ellison 1929-5-18 sn Los Angeles 228 Comment
  UCR273156  Malacothrix clevelandii R. G. Swinney 2011-6-22 15276 Los Angeles San Gabriel Mountains, Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy 1598 Comment
  UCR1614  Malacothrix coulteri R. G. Barber 1962-4-14 27 Los Angeles Western Mojave Desert, c. one mile north of center of Lancaster on Hwy 6 [Sierra Hwy], east of hwy. across from the Desert Inn [44219 Sierra Hwy, S of Ave. J] 710 Comment
  RSA362280  Malacothrix foliosa M. B. Dunkle 1939-4-2 7211 Los Angeles Southeast corner of San Clemente Island Comment
  UCR256198  Malacothrix saxatilis R. G. Swinney 2010-3-22 12011 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  CAS-BOT-BC347944  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1948-7-2 24769 Los Angeles Palos Verdes Hills Comment
  POM6236  Malacothrix saxatilis var. tenuifolia I. M. Johnston 1910-6-10 1311 Los Angeles Playa del Rey. Comment
  UC1536047  Malacothrix saxatilis var. tenuifolia Robert F. Thorne 1975-9-3 47373 Los Angeles near Blue Cavern Point; Santa Catalina Island 15 Comment
  RSA386403  Malosma laurina Edwin Kline 1924-6-22 s.n. Los Angeles [Unspecified], foothills Comment
  RSA587279  Malus sylvestris Tim S. Ross, Steve D. Boyd 1990-5-17 2575 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  CAS-BOT-BC206644  Malva assurgentiflora Geo. B. Grant No date on label. 4841 Los Angeles Avalon Comment
  RSA657642  Malva parviflora Kristina Sargeant 1992-4-4 92 -5 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  RSA495080  Malva pseudolavatera A. C. Sanders 1988-5-18 7818 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  UCD116679  Malva sylvestris Daryl Koutnik 1978-6-24 549 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  RSA279016  Malvella leprosa Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42190 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  UCR139373  Malvella leprosa I. M. Johnston 1917-6-10 1315 Los Angeles South Coast, Ballona Creek near Mesmer Comment
  UCR191730  Marah horrida A. C. Sanders 2008-4-23 35086 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  RSA498131  Marah macrocarpa Edwin Kline 1925-2-15 s.n. Los Angeles Mulholland Estate, Santa Monica Mountains. 549 Comment
  UCSB41799  Marah macrocarpa Wray, Jim 1971-3-3 Los Angeles Weber Ranch, 1.5 mi. W of Highway 57 on Old Brea Canyon Road, N of stables, in gulley rising E from meadow 137 Comment
  UCR259279  Marrubium vulgare R. G. Swinney 2010-5-4 12524 Los Angeles San Gabriel Mountains, 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
  LA209927  Matricaria discoidea O. H. Kappler; Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  POM2401  Medicago lupulina D. L. Crawford 1916-4-20 s.n. Los Angeles Claremont. Comment
  UCR41713  Medicago polymorpha G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  SEINET11096141 Image available Medicago polymorpha George B. Grant 1904-5-14 760 Los Angeles at Playa de Rey Comment
  UCSB3425  Medicago polymorpha McElwain, Isabelle 1953-3-8 Los Angeles 17090 Bull Canyon Rd. Grenada Hills Comment
  UC865665  Medicago sativa L. W. Nuttall 1161 Los Angeles Santa Catalina Island Comment
  RSA348066  Medicago sativa E. A. Purer, Freda Detmers 1931-3-25 14048 Los Angeles Near Torrance. Comment
  SD90559  Medicago sativa Robert F. Thorne 1973-4-13 42977 Los Angeles San Clemente Island, low plateau jusr SE of Airfield Operations 60 Comment
  UCR64583  Melampodium perfoliatum Geo. L. Moxley 1915-9-8 451 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Near Long Beach Comment
  CAS-BOT-BC281501  Melica imperfecta William R. Dudley; F. H. Lamb 1896-6-9 4427 Los Angeles Fir Canon, Liebre Mts Comment
  RSA0060811  Melica imperfecta LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6971 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA595412  Melica imperfecta Mark Hoefs, R. F. Thorne 1996-4-6 2606 Los Angeles Santa Catalina Island, Pebbly Beach. 6 Comment
  SBBG47084  Melica imperfecta K. K. Muller 1972-5-2 3079 Los Angeles Red Rover Mine turnoff from St Hwy 14 between Los Angeles and Palmdale Comment
  UCR150870  Melica imperfecta R. G. Swinney, Dave Larson 1999-5-15 7175 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA600047  Melica stricta Steve Boyd, Lauren Raz 1997-5-20 9802 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA188072  Melilotus albus Robert F. Thorne 1966-4-29 36268 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 Comment
  UCR260378  Melilotus indicus R. G. Swinney 2010-5-4 12567 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  PASA196  Melilotus indicus Ethel Mathew April Los Angeles Altadena Comment
  POM348185  Melilotus indicus Robert Gustafson 1980-7-9 1819 Los Angeles Ballona Wetlands, Area 3. Comment
  UC57020  Mentha canadensis Ernest Braunton July 1902 598 Los Angeles <L. A. River?> <Los Angeles River?> Comment
  UCR123812  Mentzelia albicaulis Steven R. Hill, K. Kramer 2001-4-22 33342 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  RSA440458  Mentzelia laevicaulis N. C. Cooper 4195 Los Angeles Mt. Baldy Resorts. 1524 Comment
  SEINET13387045 Image available Mentzelia laevicaulis R. G. Swinney 2011-1 15705 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
  UC19598  Mentzelia laevicaulis var. laevicaulis J. H. Barber 1897-7-12 274 Los Angeles near Saugus; Soledad Canyon Comment
  RSA446775  Mentzelia micrantha M. B. Dunkle 1933-6-17 206 Los Angeles San Antonio River Canyon 915 Comment
  UCR256218  Mentzelia micrantha R. G. Swinney 2010-6-4 13039 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA762238  Mentzelia micrantha Orlando Mistretta, Christine Mistretta 2008-5-19 3129 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  RSA0060674  Mentzelia ravenii R. G. Swinney 2009-4-24 10461 Los Angeles Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground. 915 Comment
  RSA0121622  Mentzelia veatchiana Pam De Vries 2013-4-3 7835 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 1.0 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1042 Comment
  RSA314582  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1973-4-20 43034 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High & c. 1.5 mi E of Big Rock Springs 1372 Comment
  RSA727361  Mentzelia veatchiana R. G. Swinney 1998-5-16 6067 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  SBBG77692  Mesembryanthemum nodiflorum unknown -Jun-1890 Los Angeles Santa Catalina Island Comment
  LA209013  Micranthes californica Virginia Mars; 1951-3-17 Los Angeles San Gabriel Mountains, Angeles National Forest, Angeles Crest Highway Comment
  RSA583002  Micropus californicus Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6962 Los Angeles Santa Catalina Island. W end of island beyond the isthmus, lower Bouchette Canyon (draining northeastward to Johnsons Landing). 91 Comment
  POM363451  Microseris heterocarpa Ora M. Clark 1929-3-29 s.n. Los Angeles N. W. Saugus Comment
  RSA251538  Microseris heterocarpa R. F. Thorne 1973-4-11 42820 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  RSA631076  Microseris heterocarpa L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. Comment
  UCR195298  Microseris lindleyi Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1180 Los Angeles Transverse Ranges: Verdugo Mountains Region, western mouth of La Tuna Canyon, north side of La Tuna Canyon, trail from Tuxford Street and Ledge Avenue to ridgetop, north of McDonald Creek 396 Comment
  RSA533960  Microseris lindleyi Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5195 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  RSA569929  Microsteris gracilis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4881 Los Angeles Liebre Mtn: near W summit area. 1683 Comment
  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
  RSA587605  Mimulus aurantiacus Orlando Mistretta, S. D. Boyd, D. L. Banks 1994-4-29 1144 Los Angeles Santiago Canyon. Near confluence with Little Rock Creek. 1067 Comment
  LA35264  Mimulus aurantiacus Mary V. Hood; 1939-6-1 39- 80 k* Los Angeles Garden L.A Comment
  JEPS4582  Mimulus aurantiacus var. pubescens Frank W. Peirson 1919-3-27 358 Los Angeles in frontal range directly e Tujunga (near foot of Lukens Peak trail); San Gabriel Mountains, Mt. Lukens 579 Comment
  POM8131  Mimulus aurantiacus var. pubescens Fordyce Grinnell Jr. 1917-4-3 s.n. Los Angeles Hills near Chatsworth Park. Comment
  UCR127181  Mimulus aurantiacus var. pubescens A. C. Sanders 2003-6-20 26998 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  RSA442692  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-3-24 S- 4353 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 80 Comment
  UC445126  Mimulus aurantiacus var. puniceus J. W. Toumey 1894-9-15 Los Angeles Catalina Island Comment
  UC1922227  Mimulus brevipes Valerie L. Soza, Laura Moore 2000-5-10 855 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. Near 34deg 14' 28.7'' N 118deg 17' 59.5'' W T2N R14W NE/4, SW/4 & NW/4, Comment
  RSA0097522  Mimulus cardinalis R. G. Swinney 2011-9-27 15691 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA165691  Mimulus constrictus Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Radio Towers, road between Liebre Camp and Sawmill Camp. 1768 Comment
  RSA435502  Mimulus floribundus M. B. Dunkle 1930-7-13 s.n. Los Angeles Grand Canyon, Santa Catalina Island. Comment
  RSA0102534  Mimulus fremontii Richard G. Swinney 2011-5-16 14740 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SSE of Colby Ranch Rd. & FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150 m N of lodge on SW-facing slope, E of swimming pool. 1220 Comment
  UCSB10372  Mimulus fremontii var. fremontii Wedberg, H. 1957-4-19 Los Angeles Joshua desert; .5 mi E Pearblossom 914 Comment
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Nov 13 2014
  POM50172  Mimulus guttatus A. D. E. Elmer 1902-06 3645 Los Angeles Acton, Mt. Gleason. Comment
  RSA729548  Mimulus moschatus R. G. Swinney 1998-8-6 6697 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  RSA729700  Mimulus pilosus R. G. Swinney 1998-8-31 6874 Los Angeles San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy. 2378 Comment
  RSA729379  Mimulus rubellus R. G. Swinney 1998-7-21 6469 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  RSA603730  Mimulus rubellus Louis C. Wheeler 1948-6-13 6648 Los Angeles San Gabriel Mountains: Depression Wickiup Creek. 1364 Comment
  RSA423604  Minuartia douglasii Thekla Mohr s.n. Los Angeles Sister Elsie trail to sister Elsie Peak, SW San Gabriel Mtns. Comment
  SBBG54250  Mirabilis californica F. C. Boutin 1967-4-21 1700 Los Angeles coast NW of Eel Pt Comment
  RSA0026047  Mirabilis jalapa R. G. Swinney 2009-8-19 11453 Los Angeles Monrovia Canyon Wilderness Park, 50 m north of rental cabins 366 Comment
  UCR205467  Mirabilis laevis R. G. Swinney 2008-5-2 8740 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA545283  Mirabilis laevis D. Propst, Mark Hoefs 1973-3-3 42 Los Angeles Road just above Escondido, Santa Catalina Island. 244 Comment
  RSA0127622  Mirabilis laevis var. crassifolia Richard G. Swinney 2014-4-23 16150 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. 1232 Comment
  RSA11021  Mirabilis laevis var. crassifolia Carl B. Wolf 1928-4-1 1607 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  SBBG69798  Mirabilis laevis var. crassifolia R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UC57069  Mirabilis laevis var. crassifolia Jos. Burtt Davy 1901-6-25 Los Angeles Saugus Comment
  CAS-BOT-BC434616  Mirabilis laevis var. crassifolia Henry J. Thompson 1959-4-12 1924 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 2 miles west of Las Virgenes Road 304 Comment
  RSA0027966  Mirabilis laevis var. crassifolia Steve Boyd, L. Arnseth, T. S. Ross 1990-4-7 4187 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  UCR191683  Mirabilis multiflora A. C. Sanders 2008-4-18 34963 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 995 Comment
  SD241098  Mollugo verticillata A. C. Sanders, Dan S. Cooper 2010-8-5 38534 Los Angeles South Coast: Madrona Marsh Preserve, Torrance (Torrance7.5'Q) 24 Comment
  RSA0016141  Monardella australis R. G. Swinney 1997-7-16 5656 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood. 1921 Comment
  RSA747400  Monardella breweri R. G. Swinney 2008-6-4 8944 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  RSA0088944  Monardella candicans Bonnie C. Templeton 1971-5-16 11609 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  SBBG71985  Monardella exilis R. Hoffmann 1929-5-20 Los Angeles Redman Comment
  UCR166081  Monardella exilis Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  RSA747270  Monardella linoides R. G. Swinney 2005-8-26 8524 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, peak 6374 c. 1/2 mi. SW of Devil s Chair. 1933 Comment
  CAS-BOT-BC220440  Monardella saxicola Louis C. Wheeler 1932-6-27 880 Los Angeles 200 yds NNE San Dimas Canyon Dam near the road, San Gabriel Mts. 426 Comment
  RSA611353  Monolopia lanceolata Steve Boyd 1998-4-1 10129 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
  SFV20712  Monolopia lanceolata T. Sagar 2004-3-15 32 Los Angeles Santa Monica Mountains Cornell Road at Paramount Ranch, near Medea Creek. 275 Comment
  SFV4906  Monolopia lanceolata M. H. Grayum 1971-5-19 s. n. Los Angeles Santa Monica Mountains Small canyon to the south of the school at the intersection of Mulholland Highway and Dry Canyon-Cold Creek Road (the most northerly segment). West-facing slope. 457 Comment
  CAS-BOT-BC263353  Muhlenbergia appressa Timothy S. Ross; Gery Allan; Mark Elvin 1995-5-21 8598 Los Angeles Head of Chenetti Canyon on the W prong of the trident formed at the top of the longest tributary, 1330 ft. SSE of Rest triangulation point (1336-ft), USGS San Clemente Island South 7.5' Quad., San Clemente Island 361 Comment
  SBBG56961  Muhlenbergia asperifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  SBBG117008  Muhlenbergia microsperma S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1523 Los Angeles E of Little Harbor, just S of Sheep Chute Ridge Rd, ca. 0.2 mi from jct with Little Harbor Rd, overlooking Campo Blanco Cyn 79 Comment
  SEINET3129570  Muhlenbergia microsperma L. R. Abrams 1903-3-11 3111 Los Angeles Sepulveda canyon, Santa Monica Mts Comment
  RSA729404  Muilla maritima R. G. Swinney 1998-6-12 6954 Los Angeles San Gabriel Mtns.: NW of Jackson Lake at Ball Flat. 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Road 1890 Comment
  UC557745  Munzothamnus blairii Nell Murbarger May, 1936 195 Los Angeles San Clemente Island Comment
  RSA618688  Myriophyllum aquaticum LeRoy Gross 1998-9-20 78 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  UC880827  Nama demissa var. demissa I. W. Clokey, B. C. Templeton 1930-4-8 4649 Los Angeles w Lancaster (open field); w of Lancaster 400 Comment
  RSA716615  Nassella cernua Andrea Edwards, Pam De Vries 2006-5-15 113 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SBBG108414  Nassella cernua T. Ross 1995-5-21 8614 Los Angeles between the deeper E fork of Horse Beach Cyn and Snail Cyn to the E, NNW of Slope Triangulation Pt (781-ft) 155 Comment
  UC821968  Nassella cernua L. W. Nuttall 1920-1 115 Los Angeles Santa Catalina Island Comment
  RSA670954  Nassella lepida Joseph M. Keefe 2001-1-19 30987 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 385 Comment
  RSA232808  Nassella pulchra R. F. Thorne 1966-4-16 36055 Los Angeles San Clemente Island, top of mesa S of Lemon Tank, S of Nanny, NE side of island 305 Comment
  RSA603554  Nassella pulchra Sara L. Crockett, Mark Hoefs, Steven A. Junak, Janet Takara 1997-3-28 620 Los Angeles N side of Cherry Harbor, overlooking harbor, ca. 60 m upslope. 75 Comment
  RSA0021443  Nasturtium Frances M. Morey 1923-6-8 s.n. Los Angeles Los Angeles Comment
  RSA73130  Navarretia hamata subsp. hamata F. W. Peirson 1917-5-14 949 Los Angeles San Gabriel River was at foothill Boulevard Comment
  CATA1373  Navarretia hamata subsp. leptantha Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2495 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  LA211178  Navarretia mitracarpa Arthur C. Gibson; 2008-6-1 5347 Los Angeles SANTA MONICA MOUNTAINS, Lower trail at UC NRS Stunt Ranch, Calabasas. Comment
  UCR155604  Navarretia setiloba A. C. Sanders 2005-5-11 30136 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  UC6596  Nemacaulis denudata var. denudata A. J. McClatchie July, 1896 Los Angeles Long Beach Comment
  RSA588150  Nemacladus sigmoideus Orlando Mistretta 1994-5-23 1223 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1341 Comment
  RSA605660  Nemacladus sigmoideus L. C. Wheeler 1965-5-19 8701 Los Angeles San Gabriel Mountains: Upper Big Tujunga, ca. 1 mile E of Alder Creek. Comment
  SD75491  Nemophila menziesii Reid Moran 1941-3-6 681 Los Angeles Santa Catalina Island; Middle Ranch Canyon. 299 Comment
  UCR190388  Nemophila menziesii R. G. Swinney 2001-4-18 7878 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  SD125445  Nemophila menziesii Daryl Koutnik, Vickie Dawes 1978-4-7 329 Los Angeles West side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  UC1069199  Nemophila menziesii var. integrifolia A. D. Gifford 1935-5-8 691 Los Angeles 4 3/4 mi ene Warm Springs; Tejon Quad., ene of Warm Springs Comment
  UCD120248  Nemophila menziesii var. integrifolia Geoffrey Levin 1974-4-27 47 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. 731 Comment
  RSA798119  Nicotiana attenuata Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0136 Los Angeles South side California State Route 2, approx. 0.3 mi. east of mile marker 66.82 2259 Comment
  SBBG45047  Nicotiana glauca I. W. Clokey, B. Tampleton -Jun-1929 4583 Los Angeles Mandeville Cyn 150 Comment
  RSA552512  Nitrophila occidentalis D. Charlton 1989-5-25 3198 Los Angeles Corner of G/H and 30th Street West, Palmdale. 610 Comment
  UCR106888  Notholaena californica L. C. Wheeler 1932-7-9 955 Los Angeles San Gabriel Mtns., 0.75 mi from mouth of Rogers [Roberts] Canyon 305 Comment
  CAS-BOT-BC167050  Oenothera californica W. R. Dudley; F. H. Lamb 1896-6-9 4413 Los Angeles Elizabeth Lake [Canon] Canyon, Liebre Mountains Comment
  UCR127028  Oenothera californica Mark A. Elvin, Cathleen Weigand 2003-4-7 2441 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  RSA653382  Oenothera elata subsp. hirsutissima LeRoy Gross 2000-8-25 259 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. 325 Comment
  POM355617  Oenothera elata subsp. hirsutissima Geo. L. Moxley 1916-7-4 361 Los Angeles Arroyo Seco Canyon. Comment
  RSA188556  Oenothera elata subsp. hirsutissima Robert F. Thorne, John Olmsted 1965-8-26 35415 Los Angeles Angeles National Forest, thickety area near Prairie Fork 1616 Comment
  UC219273  Oenothera speciosa P. A. Munz May 1921 4560 Los Angeles between Chino and Pomona 274 Comment
  CAS-BOT-BC427445  Oligomeris linifolia LeRoy Abrams 1903-3-14 3135 Los Angeles San Pedro hills, near Rocky Pt. Comment
  RSA187760  Oligomeris linifolia Robert F. Thorne 1966-4-4 35753 Los Angeles Santa Catalina Island. SW-facing bluff SE of Ballast Point and Catalina Harbor, Isthmus 91 Comment
  UCR242078  Opuntia basilaris R. G. Swinney 2009-11-18 11660 Los Angeles Transverse Range; San Gabriel Mountains, summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon 1310 Comment
  UCR222779  Opuntia basilaris var. brachyclada R. G. Swinney 2009-5-6 10660 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  POM317736  Opuntia littoralis David Walkington 1963-6-20 181 Los Angeles Southwest of Walnut Ave., 0.2 mi N of Puddingstone Rd., San Dimas. 305 Comment
  CAS-BOT-BC56875  Opuntia phaeacantha Joseph Andorfer Ewan 1936-8-2 9916 a Los Angeles Field redacted by CAS, contact the data manager for more information 1615 Comment
  POM314676  Opuntia vaseyi J. N. Rose 1908-05 12002 Los Angeles Vicinity of Fernando. Comment
  UC875237  Oreonana vestita P. A. Munz 1922-7-21 6115 Los Angeles San Gabriel Mts., Mt. San Antonio 2987 Comment
  UCR190084  Oreonana vestita R. G. Swinney 1998-8-27 6818 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA512071  Orobanche bulbosa Louis C. Wheeler 1948-6-13 6640 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga at Coldwater Canyon. 976 Comment
  UCR206423  Orobanche fasciculata R. G. Swinney 2008-6-4 8948 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  RSA0066433  Orobanche fasciculata Louis C. Wheeler 1932-5-28 787 Los Angeles E side San Antonio Canyon, SE Hog Back. San Gabriel Mts. 1280 Comment
  RSA0059164  Orobanche parishii subsp. parishii Tim Ross, Steve D. Boyd 1991-7-24 5651 Los Angeles Granite Mountain: San Gabriel Mountain Range. 1942 Comment
  POM199555  Orthocarpus purpurascens I. W. Clokey, Bonnie C. Templeton 1929-04 4479 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  UCR65267  Oxalis californica F. R. Fosberg 1931-4-13 S- 4586 Los Angeles Channel Islands, Santa Catalina Island, right fork of Pebble [Pebbly] Beach Canyon 35 Comment
  RSA188257  Oxalis corniculata Robert F. Thorne 1966-4-30 36331 Los Angeles Santa Catalina Island: Gravel bed along walk, Avalon 6 Comment
  RSA353465  Oxalis pes-caprae F. H. Elmore 1939-2-18 423 Los Angeles San Clemente Island. Comment
  UCR114734  Oxalis purpurea A. C. Sanders 1988-2-18 7690 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  UC2026461  Oxytheca caryophylloides Louis C. Wheeler 1968-5-30 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, depression on bench NE of Campground. Comment
  RSA529148  Oxytheca parishii var. parishii Tim S. Ross, S. D. Boyd 1991-7-24 5593 Los Angeles Pacifico Mountain Road ca 0.5 airmile SSE of Tie Summit Station. 1646 Comment
  UC1595362  Oxytheca parishii var. parishii Tim Ross and Steve Boyd 1990-6-18 3456 Los Angeles vicinity Camp Verdugo Pines (n draw draining to Jackson Lake); Mescal Creek USGS 7.5' Quad., San Gabriel Mountains 1877 Comment
  UC205686  Packera ionophylla I. M. Johnston 1917-8-24 1658 Los Angeles Head of Prairie Fork San Antonio Mountains Comment
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Aug 26 2014
  CAS-BOT-BC121167  Paeonia californica P. H. Raven; R. F. Thorne 1964-5-7 19026 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  POM156309  Paeonia californica L. R. Abrams 1903-3-11 3112 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  UC854372  Paeonia californica Marcus E. Jones, A. M. 1882-5-3 2615 Los Angeles Pasadena Comment
  RSA463694  Pancratium maritimum A. C. Sanders 1987-7-22 7156 Los Angeles El Segundo Dunes, immediatly W of L.A. International Airport and Pershing Drive, E of Vista Del Mar Boulevard. 30 Comment
  UC1930036  Panicum dichotomiflorum subsp. dichotomiflorum R. E. Riefner Jr. 2008-10-5 08 -294 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park. Comment
  CATA3323  Papaver californicum Amy Catalano 2017-4-3 040 Los Angeles Santa Catalina Island: South side of West End Rd., about 0.25 miles southeast of entrance to Cherry Valley towards Fourth of July Cove 2 Comment
  POM8021  Papaver californicum F. L. Robinson 1918-4-28 s.n. Los Angeles San Dimas Canyon. Comment
  LA14372  Parapholis incurva Robert Fowler; 1942-5-12 sn Los Angeles Playa del Rey Comment
  RSA448004  Parietaria hespera var. hespera F. R. Fosberg 1931-4-12 S- 4570 Los Angeles Cliffs near Jewfish Point, Santa Catalina Island. 10 Comment
  UC625092  Parietaria hespera var. hespera F. R. Fosberg 1931-3-24 S 4349 Los Angeles Hamilton Canyon; Santa Catalina Island 50 Comment
  RSA616859  Parietaria hespera var. hespera Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Just west of Bluebird Truck Trail. 473 Comment
  UC1215196  Parietaria hespera var. hespera Peter H. Raven 1962-4-12 17309 Los Angeles San Clemente Island; head of canyon near the Tomb Comment
  RSA592862  Paspalum dilatatum L. C. Wheeler 1947-5-17 6487 Los Angeles Just outside (southwest) Monterey Park city limits, Mesa Drive. Comment
  CAS-BOT-BC474720  Paspalum distichum R. E. Riefner, Jr. 2015-7-19 15 -204 Los Angeles City of Carson, Dominguez Channel at Figueroa St. crossing 7 Comment
  UCR155375  Pectocarya anisocarpa A. C. Sanders 2005-5-5 29914 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  UCR264437  Pectocarya penicillata John F. Green 2008-3-26 308- 02 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  RSA0036271  Pectocarya penicillata Philip A. Munz 1949-4-26 13084 Los Angeles near Phelan, Mojave Desert 944 Comment
  UCR119285  Pectocarya setosa A. C. Sanders, D. Malueg 1998-6-22 22048 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCR184211  Pectocarya setosa A. C. Sanders 2007-4-19 33449 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA230689  Pedicularis semibarbata Robert F. Thorne, M. Z. Thorne 1969-7-9 38547 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  UC56490  Pediomelum H. M. Hall 1902-5-11 3268 Los Angeles Sierra Santa Monica Sierra Santa Monica (Southern California) Comment
  CAS-BOT-BC67719  Pellaea andromedifolia George B. Grant 1904-5-17 918 Los Angeles Mt. Wilson Comment
  LA94140  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-19 1743 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  RSA0093052  Pellaea andromedifolia Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14348 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 degrees) NNW of the trailhead. 451 Comment
  UC284218  Pellaea andromedifolia P. A. Munz 1923-4-8 6634 Los Angeles east coast San Clemente Isl Comment
  UC557636  Pellaea andromedifolia Nell Murbarger March, 1936 20 Los Angeles Mesa summit; San Clemente Isl Comment
  RSA187952  Pellaea andromedifolia var. andromedifolia R. F. Thorne 1966-4-28 36232 Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  SEINET3873275  Pellaea mucronata Louis C. Wheeler 1962-6-30 8151 a Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon.; 0 975 Comment
  UCR88659  Pellaea mucronata Scott D. White 1995-10-19 3713 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  UCR108659  Pellaea mucronata subsp. californica L. C. Wheeler 1966-8-21 8821 Los Angeles San Gabriel Mtns, Bear Canyon off W fork of the San Gabriel River at Angeles Crest Hwy at Srin E. Jarvi Memorial Area [5 mi east of Buckhorn Rest stop is a tunnel and then Jarvi Memorial Vista] 2165 Comment
  SFV63  Pellaea mucronata var. californica P. G. Kilburn 1957-12-28 575 Los Angeles San Gabriel Mountains Devil's Punchbowl. 1067 Comment
  LA94165  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-19 1746 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  RSA310139  Penstemon caesius Wayen E. Sawyer 1980-7-9 8 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and Vincent Gap, 1.3 mile from Dawson Saddle. 2348 Comment
  UCSB9668  Penstemon centranthifolius Krogen, Roger 1957-1 Los Angeles 2 mi. NW of HWY 99 in Halsey Canyon; 2 mi. S of Castiac Comment
  RSA524626  Penstemon grinnellii subsp. grinnellii Tim S. Ross, Steve D. Boyd 1990-5-17 2595 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA733076  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2001-6-20 7996 Los Angeles Summit of Mt. Lewis, NW of Dawson Saddle. 2524 Comment
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Feb 6 2013
  JEPS23214  Penstemon grinnellii var. grinnellii Rimo Bacigalupi with Reino Alava 1958-7-20 6427 Los Angeles along Angeles Crest Highway (State Highway 2) (along nw shoulder of Mt. Islip watershed of South Fork of Big Rock Creek); San Gabriel Mountains, Angeles National Forest 2164 Comment
  NY601216  Penstemon grinnellii var. grinnellii L. Abrams 1902-6-30 2579 Los Angeles Summit of Mount Wilson Comment
  CHSC35495  Penstemon heterophyllus var. australis James Henrickson 1979-5-18 3 Los Angeles Ca. 2 miles SE of Newhall, N of San Fernando Road, ca 1 mi NW of Hwy 14. 426 Comment
  SEINET10782942  Penstemon heterophyllus var. australis Eric H. Roalson 1997-5-8 Roalson 1393 Los Angeles Glendora Ridge Road. Comment
  UCR190123  Penstemon labrosus R. G. Swinney 1998-8-27 6801 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  SBBG118487  Penstemon labrosus O. Mistretta 1993-6-28 906 Los Angeles Table Mtn, Sunrise Ski Area; Angeles Nat Forest Comment
  UCR273401  Penstemon spectabilis subsp. subviscosus R. G. Swinney 2011-4-26 14492 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  NY661210  Penstemon spectabilis var. subviscosus F. W. Pennell 1940-5-3 25303 Los Angeles Route 66, Claremont 701.0 Comment
  SD116680  Pentachaeta lyonii K. Nakai, D. Verity and J. Ross 1981-5-21 763 Los Angeles Santa Monica Mountains; 200 yards south of Carlise road on Decker Canyon Road. 305 Comment
  SDSU3657  Pentagramma triangularis R. M. Beauchamp 1967-1-27 121 Los Angeles South of Wilson Cove pier, San Clement Island Comment
  UC42787  Pentagramma triangularis subsp. triangularis R. S. Norris 1893-1 Los Angeles Catalina Isl Comment
  UC483376  Pentagramma triangularis subsp. triangularis L. R. Abrams and I. L. Wiggins 1931-7-6 348 Los Angeles vicinity of Mosquito Harbor; San Clemente Isl Comment
  UC399561  Pentagramma viscosa F. M. Reed 1909-7-4 2845 Los Angeles hills se of Avalon; Santa Catalina Isl. 335 Comment
  LA204575  Peritoma arborea Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  CAS-BOT-BC73762  Peritoma arborea var. arborea S. B. Parish 1916-3-31 10769 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC73738  Peritoma arborea var. globosa Ruth A. Nelson; Aven Nelson 1933-5-8 546 Los Angeles Near the Ridgeroad, Bakersfiled to Los Angeles. Comment
  CAS-BOT-BC355962  Perityle emoryi W. S. Lyon 1884-1-1 s.n. Los Angeles Santa Catalina Island Comment
  SBBG31540  Perityle emoryi R. M. Beauchamp 1967-3-18 291 Los Angeles Lemon Tank Comment
  LA200257  Perityle emoryi Leo Boyd; 1953-3-21 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  UC485146  Perityle emoryi Theodore W. Minthorn 1910-10-16 6 Los Angeles about 5 mi n Port Los Angeles Comment
  SEINET3923760  Persicaria lapathifolia Louis C. Wheeler 1932-8-28 1300 Los Angeles Puddingstone Lake, San Jose Hills.; 0 259 Comment
  UC19636  Petalonyx thurberi subsp. thurberi J. H. Barber 1897-7-12 275 Los Angeles in Soledad Canyon near Saugus; Soledad Canyon Comment
  UCR206438  Phacelia austromontana R. G. Swinney 2008-6-10 8987 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  RSA17080  Phacelia brachyloba Carl B. Wolf 1936-5-26 7832 Los Angeles Indian Canyon Camp, 2 mi. off Soledad Canyon. 915 Comment
  RSA75507  Phacelia brachyloba F. W. Peirson 965 Los Angeles Las Flores Canyon; San Gabriel Mts. Comment
  RSA714985  Phacelia cicutaria A. C. Sanders 2003-5-22 26824 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
  RSA187968  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-7 35950 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  UCR269961  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-7 12569 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  POM17283  Phacelia cicutaria var. hispida P. A. Munz 1923-5-1 7778 Los Angeles Puddingstone Canyon, San Dimas 274 Comment
  CHSC95919  Phacelia curvipes LeRoy Gross 2005-4-28 2151 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA229160  Phacelia davidsonii Robert F. Thorne 1971-6-30 40762 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  RSA0085090  Phacelia distans R. G. Swinney 2010-3-30 12106 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA0108835  Phacelia distans R. G. Swinney 2010-5-21 12889 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. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA426228  Phacelia distans T. S. Clare 1929-4-11 s.n. Los Angeles Verdugo Hills. Comment
  SEINET3860284  Phacelia distans R. G. Swinney 2009-4-2 10258 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.; 0 1223 Comment
  UCR223370  Phacelia distans R. G. Swinney 2009-5-20 10819 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR231151  Phacelia distans R. F. Thorne, James Henrickson 1963-5-5 32311 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills, Cobal Canyon, 4 miles north of Claremont 518 Comment
  RSA590552  Phacelia distans Tim S. Ross 1993-5-19 7165 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  SD90521  Phacelia distans Robert F. Thorne 1966-4-15 35989 Los Angeles San Clemente Island; 2/3 mile southsoutheast of Eel Point, southwest side of island. 29 Comment
  RSA552393  Phacelia douglasii D. Charlton 1990-4-7 4109 Los Angeles Kentucky Springs, Sierra Highway, northern edge of Angeles National Forest. 1037 Comment
  OBI70923  Phacelia egena Steve Boyd, Lauren Raz 1997-5-1 9684 Los Angeles Liebre Mts Region: Siera Pelona ridgeline, about 1.5 mi W ofMt. McDill and 1.3 mi SSE of lincoln Crest, the head of Bouquet Cyn. T6N, R13W, E1/2 NW 1/4 sec 31 1512 Comment
  RSA611648  Phacelia fremontii Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10078 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  SFV13270  Phacelia fremontii M. J. Thor 1983-4-16 172 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UCR141183  Phacelia fremontii June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  CATA3317  Phacelia grandiflora Amy Catalano, Laura Roll 2017-3-25 037 Los Angeles Santa Catalina Island: About 0.4 miles up from mouth of Silver Cyn., 150 meters up the main ridge to the north of the canyon 134 Comment
  LA201776  Phacelia grandiflora Arthur C. Gibson; 2003-4-27 4870 Los Angeles SANTA MONICA MOUNTAINS, above Stunt Rd, 0.6 km E of Mulholland Rd. Comment
  POM300569  Phacelia grandiflora Lyman Benson 1959-6-3 15856 Los Angeles Little Dalton Canyon above Glendora. 366 Comment
  RSA682449  Phacelia grandiflora LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1039 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  RSA605396  Phacelia imbricata Scott D. White, Chet McGaugh 1995-6-6 3227 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: Sunshine Canyon. W of San Fernando Road & I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  UCD120602  Phacelia imbricata Clinton C. Shock 1980-6-16 138 Los Angeles Interstate Highway 5, 0.4 mile northwest of Tejon Pass. Comment
  UC1400323  Phacelia imbricata subsp. patula Robert F. Thorne, C. W. Tilforth, J. Dourly, and R. Scogin 1972-8-11 42225 Los Angeles n slope of mt. near Buckhorn Station; San Gabriel Mts., Angeles National Forest, Mt. Waterman 2133 Comment
  UCR259409  Phacelia imbricata subsp. patula R. G. Swinney 2010-9-9 13739 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UC126017  Phacelia lemmonii Dr. A. Davidson 1800-1 Los Angeles Rock Creek Comment
  SBBG13581  Phacelia lyonii P. H. Raven 1962-5-22 17829 Los Angeles ca. 1 mi W of Cherry Cyn along coastal bluffs Comment
  RSA602234  Phacelia minor R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  UCD120574  Phacelia minor Geoffrey Levin 1974-4-27 40 Los Angeles San Antonio Canyon below San Antonio Canyon Dam. San Gabriel Mts. Mt. Range. 579 Comment
  UCR216858  Phacelia minor R. G. Swinney 2009-3-12 10096 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  UC1375388  Phacelia mohavensis Robert F. Thorne 1969-7-2 38281 Los Angeles Upper Chilao Campground San Gabriel Mts., Angeles National Forest (bottom of shallow arroyo) Comment
  SD38336  Phacelia parryi Edith A. Purer 1935-5-11 6565 Los Angeles Santa Monica Mountains: Malibou Road. Comment
  RSA428163  Phacelia ramosissima E. S. Spalding 1931-7-30 s.n. Los Angeles Hermosa Beach. Comment
  CAS-BOT-BC144943  Phacelia ramosissima var. austrolitoralis L. R. Abrams 1901-6-1 1686 Los Angeles Ballona Harbor Comment
  UCR141024  Phacelia tanacetifolia June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCD89174  Phalaris minor Frank W. Gould 1944-4-15 2292 Los Angeles Near corner of Crenshaw and Rosecrans. Comment
  UCR138615  Phalaris minor L. C. Wheeler 1976-7-29 s.n. Los Angeles Dominguez Hills, Carson Street at Union Pacific Railroad 9 Comment
  RSA157779  Phalaris paradoxa P. H. Raven 1962-5-8 17621 Los Angeles Near summit of ridge above Wilson Cove, San Clemente Island 122 Comment
  SEINET10746304  Philodendron Thomas B. Croat 2003-4-6 Croat 87605 Los Angeles Cultivated Plants. Los Angeles County Arboretum, Rare Plant House. Comment
  UCR178058  Phoenix canariensis LeRoy Gross 2003-2-22 743 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; Along Brand Canyon (fire burned this area in Summer-fall of 2002). Above one of the debris dams, below where the falls from the west fork drainage comes in. 320 Comment
  RSA459252  Pholistoma auritum I. W. Clokey 1929-4-29 s.n. Los Angeles Manderville [Mandeville] Canyon. 200 Comment
  SBBG94238  Pholistoma auritum R. Moran 1941-3-1 663 Los Angeles Arrow Pt 200 Comment
  UC24142  Pholistoma auritum H. M. Hall 1902-5-11 3272 Los Angeles Sierra Santa Monica Comment
  UCR222767  Pholistoma auritum R. G. Swinney 2009-5-8 10695 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA587078  Pholistoma membranaceum Tim S. Ross 1991-4-27 4644 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA611650  Pholistoma membranaceum Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10080 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  RSA459303  Pholistoma racemosum Blanche Trask 1900-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  SEINET4080671  Pholistoma racemosum R. Moran 1941-1 663 Los Angeles Arrow Point, Santa Catalina Island. 200 Comment
  UC1194621  Phoradendron Del Wiens 1958-12-10 2427 Los Angeles n. Claremont (Cobal Canyon); Cobal Canyon 426 Comment
  UC220850  Phoradendron densum A. D. E. Elmer June 1902 3607 Los Angeles Acton Comment
  UCR87438  Phoradendron densum R. G. Swinney 1994-6-12 2942 Los Angeles North Slope of Eastern San Gabriel Mtns, Pinon Hills, near entrance to Jubilee Scout Ranch, 2 mi south of Hwy 138 and just west of the San Bernardino Co. line, c. 200 m west of Boneyard Canyon 1341 Comment
  UC1971391  Phoradendron juniperinum subsp. libocedri Louis C. Wheeler 1946-8-25 6239 Los Angeles San Gabriel Mountains; Pine Flats, north end. Comment
  UCR178911  Phoradendron macrophyllum R. G. Swinney 1989-7-31 s.n. Los Angeles San Gabriel Mtns., Glendora, 0.5 mi. east of Glendora Mtn. Road on Big Dalton Canyon Rd., south of road 366 Comment
  RSA420808  Phoradendron macrophyllum Raymond J. Dobbs 1929-1-1 s.n. Los Angeles Arroyo Seco. Comment
  POM354329  Phoradendron villosum Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  POM354342  Phoradendron villosum Christopher Davidson 1967-10-7 958 Los Angeles Baldy trail from Baldy Village, ca 3-4 miles past Bear Flat. 1677 Comment
  UC1194600  Phoradendron villosum Del Wiens 1960-6-10 2716 Los Angeles n. Claremont (Cobal Canyon); Cobal Canyon 396 Comment
  RSA682966  Phyllospadix torreyi E. Yale Dawson 1957-3-14 16351 Los Angeles Lechuza Point, Los Angeles County Comment
  RSA412028  Pickeringia montana L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest Comment
  LA200484  Pickeringia montana subsp. montana Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA169027  Pinus jeffreyi Mark Parratt 1964-2-6 604 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA129451  Pinus monophylla H. A. Jensen 1933-6-1 310 Los Angeles Rock Creek 1372 Comment
  RSA317209  Pinus monophylla Michael C. Long, J. E. Long 1974-3-24 s.n. Los Angeles Devil's Punchbowl County Park, Loop trail 1433 Comment
  RSA649648  Pinus monophylla Michael Horn 1991-5-3 18 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
  RSA384486  Pinus torreyana George R. Johnston 1931-9-1 s.n. Los Angeles No locality specified. Southern California Comment
  OBI69267  Piperia cooperi John Knapp, Denise Knapp 2003-4-13 26 Los Angeles Catalina island 3695769.992N x 370288.942e 104 Comment
  POM168185  Piperia cooperi C. F. Baker 1904-05 4844 Los Angeles Hills near Claremont Comment
  UCR258892  Piptatherum miliaceum R. G. Swinney 2010-8-16 13521 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC135934  Pittosporum undulatum Tim Ross 1993-4-23 6931 Los Angeles Santa Catalina Island - SW part of the island in Middle Canyon; riparian strip ca 30 m SE of Eagles' Nest Lodge; Collected near Eagles Nest Lodge, but plants of various sizes seen naturalized along the riparian area between here and Middle Ranch 144 Comment
  CATA3414  Pittosporum undulatum Ben Dion, Julia A. Parish 2017-2-9 012 Los Angeles Santa Catalina Island: Interior; Quail Valley, 25 meters west of main driveway entrance 160 Comment
  RSA745045  Plagiobothrys acanthocarpus LeRoy Gross, Pamela Conway 2009-3-22 3613 Los Angeles San Jose Hills; Puddingstone Reservoir. East of the 57 freeway. 274 Comment
  CAS-BOT-BC434970  Plagiobothrys arizonicus A. C. Sanders 2007-4-19 33431 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1098 Comment
  SEINET10456246  Plagiobothrys arizonicus Noel H. Holmgren, Patricia K. Holmgren 1974-4-5 Holmgren 7631 Los Angeles North foothills of the San Gabriel Mountains, Portal Ridge, 13 airline miles west of Lancaster. T7N R14W S22 1067 Comment
  UCR261327  Plagiobothrys canescens R. G. Swinney 2010-3-13 11877 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  POM18431  Plagiobothrys collinus var. californicus P. A. Munz 1923-4-10 6705 Los Angeles San Clemente Island. Comment
  RSA177809  Plagiobothrys collinus var. gracilis R. F. Thorne, P. Everett 1965-5-11 34667 a Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  UCR186652  Plagiobothrys leptocladus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32064 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  SEINET3152909  Plagiobothrys nothofulvus G. B. Grant 1904-5-5 995 Los Angeles Altadena Comment
  UCD124402  Plantago coronopus Peter H. Raven 1962-5-20 17797 Los Angeles Santa Catalina Island, along road from Middle Ranch to Bullrush Canyon. 243 Comment
  RSA709408  Plantago erecta A. C. Sanders, T. B. Salvato 2005-4-26 29736 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
  UC28042  Plantago erecta Harley P. Chandler 1897-3-25 Los Angeles San Dimas 609 Comment
  RSA0084930  Plantago major R. G. Swinney 2010-6-23 13329 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  RSA608256  Plantago major Louis C. Wheeler 1966-10-25 9059 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA382894  Platanthera leucostachys Fred Burlew 1926-07 s.n. Los Angeles Mt Islip. Comment
  RSA330784  Platanthera leucostachys Wayne E. Sawyer 1981-7-10 84 Los Angeles Angeles National Forest: Hwy 2 between Dawson Saddle and junction of Highway 39, 1.6 mile from Dawson Saddle. 2302 Comment
  CAS-BOT-BC93184  Platanus racemosa Alice Eastwood 1915-8-25 4921 Los Angeles Country adjacent to Los Angeles. Duarte. Comment
  LA206346  Platanus racemosa W. B. Welch; 1928-4-15 51 Los Angeles San Gabriel Mountains, Big Tujunga Comment
  RSA781249  Platanus racemosa A. C. Sanders, Dan S. Cooper 2010-3-12 37386 Los Angeles South Coast: Madrona Marsh, Torrance. 24 Comment
  UCSB9367  Platanus racemosa Lloyd, Robert 1959-3-27 Los Angeles 1/2 mi S of dam in San Dimas Cyn; stream bed west of the San Dimas Cyn Road; San Gabriel Mt Range 365 Comment
  CAS-BOT-BC91659  Platystemon californicus Le Roy Abrams; E. A. McGregor 1908-6-20 375 Los Angeles Liebre Mountain. 1463 Comment
  CDA34951  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -118 Los Angeles Malibu; vicinity of La Piedra State Beach. Comment
  UCR125258  Pluchea sericea A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25496 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  UCR273756  Poa bulbosa R. G. Swinney 2011-6-15 15198 B Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA0093463  Poa secunda Richard G. Swinney 2011-6-7 15062 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
  UCR223559  Poa secunda R. G. Swinney 2009-6-2 10983 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  CAS-BOT-BC236190  Poa secunda subsp. secunda Geo. B. Grant 1903-3-1 1014 Los Angeles Garvanza Comment
  RSA150709  Poa secunda subsp. secunda Brown, Lingenfelter 1961-5-18 19 Los Angeles canyon about 3 miles E of Mt. Gleason, 0.25 miles E of Nike site 1676 Comment
  LA51384  Polygonum argyrocoleon R. L. Armacost; 1960-7-21 1303 Los Angeles 6 Comment
  RSA0116759  Polygonum aviculare R. G. Swinney 2010-10-5 13972 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  UCR217310  Polygonum aviculare R. G. Swinney 2009-3-10 10076 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR276742  Polygonum aviculare R. G. Swinney 2010-8-11 13501 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  UCD105598  Polygonum aviculare Geoffrey Levin 1975-5-17 521 Los Angeles vacant area east of Harwood Court, Pomona College, Claremont. 335 Comment
  RSA464423  Polygonum aviculare subsp. aviculare I. M. Johnston 1917-4-11 s.n. Los Angeles Gardena 16 Comment
  UCD100093  Polygonum aviculare subsp. depressum B. Pitzer 1996-5-5 2859 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills. San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  RSA127445  Polygonum punctatum Peter H. Raven, Henry J. Thompson 1959-10-14 s.n. Los Angeles East end of Malibu Lake. 221 Comment
  LA94068  Polypodium californicum Lawrence L. Kiefer; 1966-3-26 1796 Los Angeles SANTA MONICA MOUNTAINS, Greenleaf Canyon, N of Topanga. 259 Comment
  POM12154  Polypodium californicum P. A. Munz 1920-3-17 3352 Los Angeles Lone Hill, San Dimas. 305 Comment
  UCSB62310  Polypodium californicum Kiefer, Lawrence 1967-5-21 Los Angeles San Gabriel Mtns., NE of Claremont, North Fork Barrett Canyon, tributary of San Antonio Canyon, ca. 1/4mi above USFS Rd. 2N04 1219 Comment
  UCSB62441  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills Comment
  RSA651016  Polypodium californicum Todd Ferry 1948-2-4 s.n. Los Angeles San Dimas, Bass Cliff Farm. 274 Comment
  UCSB62499  Polypodium californicum Kiefer, Lawrence 1966-6-11 Los Angeles San Gabriel Mtns., Bichota Canyon, ca. 1.5mi from confluence with San Gabriel River 853 Comment
  RSA758707  Polypogon interruptus R. G. Swinney 2008-12-2 9914 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 165 Comment
  CAS-BOT-BC232404  Polypogon monspeliensis Ernest C. Twisselmann 1964-5-7 9393 Los Angeles Mojave Desert. Avenue E, 0.5 mile E of Highway US 6, Rosamund region 617 Comment
  CATA1313  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2405 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  LA10119  Polypogon monspeliensis Joseph Andorfer Ewan; 1932-6-28 7506 Los Angeles Santa Monica Mountains, Los Angeles River at Hyperion Bridge Comment
  SBBG106895  Polypogon monspeliensis M. L. Hoefs, R. F. Thorne 1996-4-6 2659 Los Angeles Hermit's Gulch Trail, where trail crosses stream 164 Comment
  UCR214647  Polypogon monspeliensis A. C. Sanders, Dan S. Cooper 2010-4-30 38157 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA729192  Polypogon viridis R. G. Swinney 1999-5-15 7167 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  LA33349  Polypogon viridis Peter H. Raven; Henry J. Thompson 1959-10-18 14663 Los Angeles Santa Monica Mountains, Topanga Canyon, Coast highway at mouth of canyon 4 Comment
  UCR125240  Populus fremontii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25498 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  HSC24907  Populus fremontii subsp. fremontii L. Pinter 1965-5-4 Los Angeles Mojave Desert, 10 mi. SE of Palmdale at Little Rock Dam 976 Comment
  LA208528  Populus fremontii subsp. fremontii K. Larson; J. Neel 1950-4-29 43 -b Los Angeles 5 mi. S of Lake Hughes Comment
  UCR272935  Potamogeton Steven A. Junak 1999-7-17 SCa- 1064 Los Angeles Santa Catalina Island, northwest side of Patrick Reservoir 412 Comment
  LA52101  Potentilla glandulosa subsp. glandulosa Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR124478  Potentilla gracilis var. fastigiata B. C. Templeton 1932-7-20 5006 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA670311  Prunus ilicifolia Joseph M. Keefe 2001-3-16 31119 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  RSA652648  Prunus lyonii Giancarlo Massarotto 1981-5-28 43 Los Angeles Private home garden 1020 So. Valinda Ave. W. Covina. Comment
  RSA599347  Prunus persica Steve D. Boyd, Lauren Raz 1997-3-26 9376 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08 at Artesian Spring Campground. 1098 Comment
  UCR108332  Prunus persica L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mtns., below Silver Fish Truck Trail [2N28], first canyon south of Water Canyon 610 Comment
  CATA1149  Pseudognaphalium biolettii Mark L. Hoefs 1995-5-23 2140 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  POM187690  Pseudognaphalium biolettii N. Dunn, J. Ewan 1931-12-6 5560 Los Angeles Stone Canyon, road around Lake, Santa Monica Mts. Comment
  UC1211119  Pseudognaphalium californicum Huron H. Smith 1912-6-1 5074 Los Angeles Avalon Canyon Santa Catalina Island, Avalon Canyon 38 Comment
  UCR259267  Pseudognaphalium californicum R. G. Swinney 2010-5-4 12509 Los Angeles San Gabriel Mountains, 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
  RSA0058249  Pseudognaphalium canescens subsp. microcephalum Richard G. Swinney 2010-4-20 12277 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CAS-BOT-BC357624  Pseudognaphalium stramineum Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon Comment
  RSA0012268  Pseudognaphalium stramineum Orlando Mistretta, Youssef Atallah 2011-8-12 6026 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  RSA690870  Pteridium aquilinum var. pubescens L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard s Canyon, Angeles Nat l Forest Comment
  UCR270647  Pteridium aquilinum var. pubescens R. G. Swinney 2011-10-10 15738 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
  RSA0110790  Pterostegia drymarioides Richard G. Swinney 2010-6-8 13237 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  UCR88705  Pterostegia drymarioides Scott D. White, Chet McGaugh 1995-5-9 3006 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA392922  Pterostegia drymarioides M. B. Dunkle 1939-4-2 7207 Los Angeles San Clemente Island, southeast point. Comment
  RSA547450  Punica granatum Tim S. Ross 1992-5-17 6381 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; N end of the Heaton Flat area; 21 NNE, 870m distant from East Fork Station; homestead ruins. 631 Comment
  UCR265947  Purshia glandulosa Orlando Mistretta, Christine Mistretta 2005-4-21 2061 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  RSA622840  Pycnanthemum californicum Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  RSA0003724  Quercus X grandidentata Joseph A. Ewan 1934-12-27 8487 Los Angeles 2 mi. above A.T.&S.F. tracks at mouth of Sawpit Canyon (i.e. Monrovia C.) 229 Comment
  UCD46917  Quercus X macdonaldii Robert F. Thorne 1966-9-15 36702 Los Angeles Santa Catalina Island: Cape Canyon near small reservoir; 320 Comment
  RSA657363  Quercus agrifolia var. agrifolia Joseph M. Keefe 2001-1-19 30945 Los Angeles Verdugo Mountains: Southeast face of The Eagle Rock, Eagle Rock District, Los Angeles. 305 Comment
  LA46614  Quercus berberidifolia Robert Fowler; 1934-4-20 4400 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  CAS-BOT-BC257061  Quercus chrysolepis P. S. Manos 1988-10-26 663 Los Angeles Angeles National Forest; San Gabriel Mts. Along Rte. 2 1900 Comment
  RSA475270  Quercus chrysolepis Mark Hoefs 1974-10-3 593 Los Angeles Santa Catalina Island: Upper Fern Canyon -ridge between Mt. Orizaba & Mt. Banning. 518 Comment
  RSA488015  Quercus chrysolepis Mark Hoefs, D. Propst 1974-5-10 465 Los Angeles Santa Catalina Island: lower Fern Canyon. 213 Comment
  POM96250  Quercus chrysolepis Popenoe s.n. Los Angeles North of Claremont. Comment
  RSA825638  Quercus chrysolepis Louis C. Wheeler 1967-11 s.n. Los Angeles San Gabriel Mountains: Middle fork Mill Creek. . Comment
  CAS-BOT-BC86360  Quercus dumosa W. R. Dudley 1907-12-5 s.n. Los Angeles Hensil Canyon, branch of Monrovia Canyon, San Gabriel Mts. Comment
  JEPS46659  Quercus dumosa Ernest Braunton 1892-2 Los Angeles near Los Angeles Comment
  UC5594  Quercus dumosa W. H. Brewer 1860-12-5 46 Los Angeles San Gabriel Mts. Comment
  POM271868  Quercus durata var. gabrielensis Lyman Benson 1947-1-16 12280 Los Angeles Lightpost 51, El Pariso Dr. Ganesha Hills, Pomona 305 Comment
  UCR146495  Quercus durata var. gabrielensis Scott D. White 2004-7-27 10664 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
  RSA682297  Quercus durata var. gabrielensis R. E. Riefner Jr. 2000-8-29 760 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
  CAS-BOT-BC94169  Quercus engelmannii W. R. Dudley 1907-12-1 s.n. Los Angeles Near San Atorium, Monrovia Comment
  JEPS37774  Quercus engelmannii Joseph R. Brown 1938-7-28 Los Angeles California Institute of Technology grounds Pasadena Comment
  POM295270  Quercus engelmannii Lyman Benson 1949-10-20 14272 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  SFV21072  Quercus engelmannii L. Gross 2001-3-23 344 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 488 Comment
  UC533192  Quercus engelmannii Joseph Andorfer Ewan 1900-1 8487 c Los Angeles San Gabriel Mountains Comment
  RSA737840  Quercus john-tuckeri LeRoy Gross, Duncan S. Bell 2008-5-27 3422 Los Angeles East of Mill Creek, and Angeles Forest Highway. Southwest of Mill Creek summit. Along Road (4N18.1). 1402 Comment
  UCSB34880  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
  UC848097  Quercus lobata Carl B. Wolf 1932-10-19 Los Angeles 0.25 mi s Santa Clara River (Ridge Route Road) 365 Comment
  SEINET3140711  Quercus macdonaldii Unknown 1992-3-30 sn Los Angeles Santa Catalina Island, in canyon behind Haypress Reservoir, roughly 2 mi W of Avalon 381 Comment
  CAS-BOT-BC248856  Quercus tomentella P. S. Manos 1988-10-28 693 Los Angeles San Clemente Island, S fork of Vista Canyon 243 Comment
  UCD47351  Quercus tomentella W. L. Jepson 1908-7-12 3061 Los Angeles Head of Gallagher Canon, Santa Catalina Island. Comment
  RSA573421  Quercus wislizeni var. frutescens Louis C. Wheeler 1932-4-16 628 Los Angeles W side Santa Anita Canyon. 762 Comment
  RSA623992  Quercus wislizeni var. frutescens Raymond J. Dobbs 1927-5-12 280 Los Angeles 1 1/2 mile below Switzer's old trail Comment
  UC1605495  Quercus wislizeni var. frutescens Tim Ross and Steve Boyd 1992-7-5 6607 Los Angeles Red Mountain Liebre Mountains, Warms Springs Mountain U.S.G.S. 7.5' Quad. 1200 Comment
  RSA0020304  Rafinesquia californica Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5098 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA713353  Rafinesquia californica A. C. Sanders, Tricia Wotipka, Mark Elvin 2003-4-29 26154 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east of Lake Hughes Rd. 488 Comment
  UCSC000842  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  UC565545  Rafinesquia neomexicana Herbert L. Mason 1926-4-27 3062 Los Angeles 30 mi w Victorville Comment
  LA32190  Ranunculus californicus Peter H. Raven; 1959-4-4 13948 Los Angeles Santa Monica Mountains, Point Dume Natural Preserve, just E of Zuma Beach 9 Comment
  UCR19814  Ranunculus californicus I. M. Johnston 1917-2-10 69 Los Angeles San Gabriel Valley, hills south of Pomona 366 Comment
  UCSB31537  Ranunculus californicus Griesel, Wesley 1962-3-17 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  UC1595411  Raphanus raphanistrum Tim Ross, Annette H. Ross 1991-7-29 5700 Los Angeles Elephant Hill, n-most point of the Puente Hills, West Pomona Elephant Hill; West Pomona, Puente Hills, Elephant Hill 274 Comment
  UCSB7094  Raphanus sativus Gill, Robert 1959-3-7 Los Angeles Corner of Baseline and Mills Ave., Claremont; San Gabriel Mt. Range; Pacific slope drainage area Comment
  RSA771594  Rhamnus californica R. G. Swinney 2009-6-2 11005 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SEINET13203277 Image available Rhamnus californica subsp. californica R. G. Swinney 2011-1 14771 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned "Milley's Apple Orchard" (Chilao Flat 7.5' Q.) (T3N R12W S35) 911 Comment
  UCR212763  Rhamnus crocea Ellen Mackey, Bart O'Brien, Blake Whittington 2006-11-14 NFWF- 1853 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, Webb Canyon Road 434 Comment
  UCR270115  Rhamnus crocea R. G. Swinney 2010-4-15 12247 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  RSA128264  Rhamnus ilicifolia H. J. Thompson 1959-3-31 1913 Los Angeles 1.2 miles SW of Seminole Hot Springs, about 2 miles SW of Cornell. 396 Comment
  RSA390836  Rhamnus ilicifolia Sam Tyson 1943-4-2 ** Los Angeles Big Dalton Canyon 366 Comment
  UC303608  Rhamnus ilicifolia I. Johnston 1917-2-10 62 Los Angeles hills s of Pomona 365 Comment
  RSA641640  Rhamnus tomentella subsp. cuspidata Louis C. Wheeler 1967-9-4 10678 Los Angeles Camp Lupine, Prairie Fork. 1982 Comment
  CAS-BOT-BC168037  Rhus aromatica John Thomas Howell 1928-3-2 3364 Los Angeles Vermont [Canon] Canyon, Griffith Park, Los Angeles Comment
  LA62874  Rhus aromatica Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Arcadia Comment
  LA62892  Rhus aromatica Carl Epling; 1926-4-24 sn Los Angeles Mint Canyon Comment
  LA33971  Rhus integrifolia Peter H. Raven; 1959-3-1 13814 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park 243 Comment
  OBI69360  Rhus integrifolia John Knapp, Denise Knapp 2002-11-27 5 Los Angeles Santa Catalina Island. Lovers Cove, 0.10 of a mi S of stop sign at the Mole. 6 Comment
  UC635197  Rhus integrifolia H. L. Mason 1926-4-26 2943 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains Comment
  UCR205675  Rhus laurina A. C. Sanders, T. B. Salvato 2009-5-29 37032 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  RSA549574  Rhus ovata T. S. Ross 1992-4-27 6249 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  SEINET6669780 Image available Rhus ovata B. Yamaguchi 1967-1 25 Los Angeles Los Angeles, Eagle Rock, San Rafael Hills 183 Comment
  SEINET12236056  Rhus ovata C. V. Braun 1974-1 20 Los Angeles Turn-out on E side of Interstate 5, just N of Castaic Comment
  RSA670440  Rhus trilobata I. W. Clokey, B. Templeton 1929-04 4451 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  RSA76939  Rhus trilobata F. W. Peirson 1919-5-18 342 Los Angeles Hills east of Monrovia Canyon 457 Comment
  POM145719  Rhus trilobata var. quinata L. R. Abrams 1927-4-30 11748 Los Angeles West of Lancaster. Comment
  SFV21403  Rhynchelytrum repens L. Gross, N. Fraga, B. Hogshead 2002-3-21 499 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. South of La Tuna Canyon Road at end of Morning Glow Way. Slope on west side of Chandler Canyon near above coordinates. 427 Comment
  POM6757  Ribes aureum var. gracillimum L. T. Street 1919-3-16 2399 Los Angeles Lone Hill, San Dimas Comment
  RSA0089426  Ribes aureum var. gracillimum R. G. Swinney 2011-3-17 14108 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  UCR219447  Ribes aureum var. gracillimum R. G. Swinney 2009-3-28 10199 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
  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
  SBBG28497  Ribes californicum J. D. Olmsted 1960-2-24 1107 Los Angeles Wolfskill Cyn at end of rd 548 Comment
  CAS-BOT-BC93083  Ribes californicum var. hesperium Prof. W. R. Dudley 1907-11-22 s.n. Los Angeles Monrovia Canon [Canyon]. Comment
  POM371867  Ribes californicum var. hesperium Lyman Benson 1947-1-13 12274 Los Angeles Little Dalton Canyon, Glendora 396 Comment
  UC457220  Ribes cereum Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  RSA654356  Ribes cereum var. cereum Valerie L. Soza, LeRoy Gross 2000-5-23 957 Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail. 2378 Comment
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Dec 13 2013
  CAS-BOT-BC108867  Ribes divaricatum var. parishii Louis C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River. 73 Comment
  UCR11992  Ribes malvaceum H. J. Thompson 1959-2-20 1848 Los Angeles Western Transverse Range; Santa Monica Mtns., 2 mi east of Peak along Saddle Peak Road, Saddle Peak 701 Comment
  LA29307  Ribes malvaceum Mary V. Hood; 1942-12-16 42- 98 -k* Los Angeles 91 Comment
  LA33977  Ribes malvaceum var. viridifolium Peter H. Raven; 1959-2-15 13781 Los Angeles Santa Monica Mountains, Brown Canyon, Beverly Glen Canyon, 2.6 mi N of Sunset Boulevard 213 Comment
  UCSB2637  Ribes malvaceum var. viridifolium Haller, John 1950-3-26 Los Angeles San Gabriel Mtns; along Glendora Mtn Road; North Shore 1066 Comment
  CAS-BOT-BC219181  Ribes nevadense Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles Big Pines Camp, San Gabriel Mountains Comment
  CAS-BOT-BC219297  Ribes nevadense Geo. B. Grant 1904-7-23 6377 Los Angeles San Gorgonio Mountain Comment
  RSA706219  Ribes nevadense Tim Thibault, K. E. Olshewsky 2004-5-23 292 Los Angeles Mt. Williamson. 2074 Comment
  RSA747683  Ribes nevadense R. G. Swinney 2001-8-27 8113 Los Angeles Throop Peak, west of Mt. Baden-Powell. 2780 Comment
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Oct 25 2012
  RSA755844  Ribes nevadense R. G. Swinney 2008-7-2 9113 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  UCR108182  Ribes nevadense L. C. Wheeler 1966-8-21 8837 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  UC1127510  Ribes quercetorum G. E. Sindel 1935-1-7 108 Los Angeles 1 1/4 mi se Quail Lake; Tejon Quadrangle Comment
  RSA608342  Ribes roezlii Louis C. Wheeler 1930-3-8 9 Los Angeles San Gabriel Mountains: San Dimas Canyon.. . Comment
  POM7055  Ribes speciosum P. A. Munz, G. Williams, L. T. Street 1919-4-5 2414 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  RSA476296  Ribes speciosum Edwin Kline 1925-4-12 s.n. Los Angeles Mulholland Estate; Santa Monica Mtns. Comment
  RSA579286  Ricinus communis T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7443 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; narrow, eroded canyon through southerly coastal bluffs, ca. 2750m SE of Inspiration Point and 2680m WNW of White Point. 8 Comment
  SFV2121  Ricinus communis P. G. Kilburn 1958-3-5 646 Los Angeles San Fernando Valley Base of Oat Mountain, Brown Canyon. 300 yards north of De Soto Ave. storage pond. 366 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
  LA46157  Romneya coulteri W. R. Ernst; 1947-1 sn Los Angeles Arroyo Seco Parkway, S Boundary of South Pasadena Comment
  CAS-BOT-BC92176  Romneya coulteri var. coulteri June Giddings s.n. Los Angeles Altadena. Comment
  UCR217695  Romneya trichocalyx A. C. Sanders, Dan S. Cooper 2010-8-5 38543 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
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Apr 5 2017
  RSA597043  Rorippa curvipes var. truncata Timothy S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3826 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  CAS-BOT-BC74534  Rorippa curvisiliqua Dr. H. E. Hasse 1889-9-1 s.n. Los Angeles Near Santa Monica. Comment
  RSA0049585  Rorippa sphaerocarpa Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4785 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  LA52071  Rosa californica Carl Epling; May 1927 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA229035  Rosa californica Robert F. Thorne, C. W. Tilforth 1971-6-29 40715 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  UCR3414  Rubus pensilvanicus H. M. Whistler 1964-4-11 640411- 01 Los Angeles San Gabriel Valley, Side of road to Puddingstone Reservoir State Park, 0.3 mi from San Dimas City limit 244 Comment
  UCR99342  Rubus pensilvanicus L. C. Wheeler 1949-5-19 6705 Los Angeles Potrero Heights Comment
  RSA584956  Rubus ursinus Tim S. Ross, Steve D. Boyd 1990-6-1 2775 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  UCR242025  Rubus ursinus Dan S. Cooper 2012-2-13 212- 10 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon along Griffith Park Dr. 169 Comment
  PASA1200  Rubus vitifolius Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  RSA0107832  Rumex conglomeratus Steven A. Junak 2000-6-29 SCa- 1351 Los Angeles Santa Catalina Island. NE end of Haypress Reservoir. 399 Comment
  RSA640648  Rumex conglomeratus Steven A. Junak 1996-5-18 SCI- 488 a Los Angeles San Clemente Island. E side of island, at mouth of canyon at Mosquito Cove. 6 Comment
  RSA547812  Rumex crispus Tim S. Ross, Peter Fritsch 1990-6-20 3612 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
  SBBG37230  Rumex salicifolius E. R. Blakley 1963-4-10 5593 Los Angeles Echo Lake, NE of Black Jack Mtn 365 Comment
  CAS-BOT-BC454103  Ruppia cirrhosa S. B. Parish; W. F. Parish 1882-10-1 1606 Los Angeles Centinella [Centinela] Rancho Comment
  JEPS51082  Sagina apetala George B. Grant 1917-4-15 Los Angeles Pasadena Comment
  RSA353669  Sagittaria calycina Robert Gustafson 1981-6-17 2242 Los Angeles Ballona Wetlands, Area 2. Comment
  POM295227  Salix exigua Lyman D. Benson 1954-3-23 15260 Los Angeles Chino Wash at the south edge of Pomona on the road to Chino. Pacific Slope drainage area. 229 Comment
  UCR276968  Salix exigua R. G. Swinney 2010-6-1 13143 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  LA38896  Salix laevigata Henry J. Thompson; 1960-3-13 3022 Los Angeles 548 Comment
  SBBG59057  Salix laevigata R. Hoffmann 1929-4-21 Los Angeles Harold Comment
  UC483075  Salix laevigata Frank W. Peirson 1923-5-27 9609 Los Angeles Pallett Creek San Gabriel Mts., Pallett Creek 1097 Comment
  UC519398  Salix laevigata Ernest Braunton 1932-4-17 1067 Los Angeles Tujunga Canyon San Gabriel Mts. Tujunga Canyon Comment
  UCR223673  Salix laevigata R. G. Swinney 2009-6-12 11143 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
  RSA92702  Salix laevigata F. W. Peirson 1923-5-27 9609 Los Angeles Pallett Creek, north slope of San Gabriel Mountains 1098 Comment
  POM123032  Salix lasiolepis Marcus E. Jones 1924-2-15 s.n. Los Angeles San Antonio Canyon, Claremont. Comment
  RSA190966  Salix lasiolepis Robert F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36758 Los Angeles Middle Bulrush Canyon, Santa Catalina Island. 244 Comment
  SJSU241  Salix lasiolepis C. W. Sharsmith 1932-1-17 9 Los Angeles Lower San Gabriel Canyon c. 9.5 km above Azusa 298 Comment
  UC483061  Salix lasiolepis F. R. Fosberg 1932-1-26 7173 Los Angeles top of grade between Calabasas and Agoura Comment
  UC506459  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7640 Los Angeles near Radford Dr. Bridge Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  UCR189877  Salix lasiolepis R. G. Swinney 1998-7-21 6475 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA0034681  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles Bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  CAS-BOT-BC125955  Salix scouleriana Joseph Andorfer Ewan 1936-7-22 9817 Los Angeles Blue Ridge near Big Pines road jct., San Gabriel Mts. 457 Comment
  SBBG112921  Salsola tragus S. A. Junak, K. Kirkland, M. Bushman 1998-10-21 SCa 817 Los Angeles rd to White's Landing, 1.6 rd mi from beach 152 Comment
  RSA498207  Salsola tragus Richard Arnold 1984-8-10 1029 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey), Area V1. Comment
  RSA757658  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-16 2460 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 22 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1195 Comment
  UC1375408  Saltugilia splendens subsp. grantii Robert F. Thorne 1969-7-2 38300 Los Angeles along Angeles Crest Hwy 3.2 mi wsw Cloudburst Summit (Angeles National Forest, San Gabriel Mts.); San Gabriel Mts., Angeles National Forest 1981 Comment
  LA31080  Salvia apiana Harlan Lewis; 1957-5-25 sn Los Angeles Santa Monica Mountains, Topanga Canyon, New Topanga Rd, 4.8 mi N of Ferndale [Fernwood] Road 411 Comment
  RSA268620  Salvia apiana Sandy Leatherman, Brian Daniels 1998-5-8 5 Los Angeles Santa Monica Mountains: south of Woolsey Canyon Road approx. 1 mile down the existing dirt road. 366 Comment
  RSA596265  Salvia apiana R. G. Swinney 1969-6-12 557 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Approximately 1/2 mile N of Sierra Madre Ave, on N. Pennsylvania Ave. 335 Comment
  SD21269  Salvia apiana Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  UCR186774  Salvia apiana A. C. Sanders 2006-5-16 32348 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  RSA82934  Salvia apiana F. W. Peirson 1920-4-30 180 Los Angeles Arroyo Seco, Pasadena. 381 Comment
  SBBG117928  Salvia apiana C. G. Pringle 1882-5-9 Los Angeles hills, Los Angeles County [no specific locality] Comment
  RSA589261  Salvia carduacea Tim S. Ross 1991-4-27 4665 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg SW of Three Sisters [buttes]. 1003 Comment
  UC1124668  Salvia carduacea A. D. Gifford 1935-3-29 529 Los Angeles 5.5 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. 1249 Comment
  UCR265955  Salvia carduacea Orlando Mistretta, Christine Mistretta 2005-4-21 2050 Los Angeles Transverse Range; San Gabriel Mountains, alluvial fans below north base of range along Fort Tejon Road 1098 Comment
  OBI44794  Salvia columbariae David J. Keil, V. L. Holland, Michael Stiles, and Francis Villablanca 1987-5-1 20054 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA0076956  Salvia columbariae R. G. Swinney 2010-5-19 12824 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA0091145  Salvia columbariae R. G. Swinney 2011-5-24 14831 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  RSA580467  Salvia columbariae Tim S. Ross, Steve D. Boyd 1994-5-11 7793 Los Angeles Atmore Meadows spur road: east end of Liebre Mountain near the head of North Fork Fish Canyon. 1500 Comment
  UCR260012  Salvia columbariae R. G. Swinney 2010-4-1 12153 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
  RSA401450B  Salvia columbariae H. de Forest 1929-3-21 s.n. Los Angeles Palos Verdes Hills Comment
  UCSB5785  Salvia dorrii var. dorrii Ellis, Richard 1960-4-1 Los Angeles Highway 138; 18 miles southeast of junction with highway 6 Comment
  RSA250614  Salvia dorrii var. pilosa Robert F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39551 Los Angeles Ca. 3 mi S of Pearblossom near junction of Valyermo & Pearblossom roads 1159 Comment
  SD253492  Salvia dorrii var. pilosa R. G. Swinney 2011-4-1 14315 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 270 Comment
  UCD125532  Salvia dorrii var. pilosa Ira L. Wiggins 1966-4-15 20588 Los Angeles immediately east of J.F.L. Motel, Pearblossom. Comment
  UC520120  Salvia leucophylla Carl Epling 1932-6-10 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  UCR107802  Salvia leucophylla Steve Boyd, Valerie Soza 1998-4-28 10167 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, east of junction with Plum Canyon Road. 512 Comment
  UCR26221  Salvia leucophylla John C. Roos 1947-5-17 3630 Los Angeles Placerita Canyon, east of Newhall Comment
  CAS-BOT-BC229999  Salvia mellifera F. A. Thackery 1928-5-18 404 Los Angeles Tajunga [Tujunga] Comment
  SFV18433  Salvia mellifera C. Ferguson 1971-5-5 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  UCD125594  Salvia mellifera Geoffrey Levin 1974-4-27 37 Los Angeles San Antonio Canyon below San Antonio Canyon Dam. San Gabriel Mountains. South slope. 579 Comment
  RSA434076  Salvia spathacea A. M. Johnson 1934-5-4 4472 Los Angeles Santa Monica Mtns: Sepulveda Canyon, beyond tunnel; bottom of ravine. Comment
  UCR170404  Salvia spathacea Alex R. Van Dam 2004-5-16 021 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park on hiking trail on N-facing slope 262 Comment
  POM4445  Sambucus mexicana J. F. Illingworth 1898-05 48 Los Angeles Claremont. 366 Comment
  SBBG119540  Sambucus nigra subsp. caerulea A. C. Sanders with H. Kennedy 2005-4-13 29427 Los Angeles lower Mint Cyn at the community of Mint Cyn 457 Comment
  RSA251458  Sanicula arguta R. F. Thorne 1973-4-11 42808 Los Angeles San Clemente Island: rocky slopes of upper part of Middle Ranch Canyon. 381 Comment
  UC917583  Sanicula bipinnata Frank W. Gould 1944-4-16 2306 Los Angeles near corner of Skyline Drive and Ardsheal Drive (Whittier Hills); Whittier Hills Comment
  RSA97379  Sanicula bipinnata F. W. Peirson 2795 Los Angeles Santa Monica, Los Angeles. Comment
  RSA595127  Sanicula crassicaulis Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8567 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
  SEINET269288  Sanicula crassicaulis Scott D. White, Chet McGaugh 1995-5-9 3004 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  RSA471118  Sarcodes sanguinea B. C. Templeton 1932-5-31 4865 Los Angeles Jackson Lake, Big Pines Park 1768 Comment
  RSA0116339  Schinus molle Steven A. Junak 2000-3-31 SCa- 1150 Los Angeles Santa Catalina Island. Just inland from White's Landing, ca. 0.25 mi. inland from beach, at end of road in side canyon. 58 Comment
  SBBG131739  Schismus arabicus S. A. Junak 1999-4-22 SCa 836 Los Angeles White's Landing, tent cabin area, YMCA Camp, just W of amphitheater 6 Comment
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Jul 28 2016
  RSA0045263  Schismus barbatus R. G. Swinney 2010-3-22 12008 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UC2029990  Schismus barbatus G. D. Wallace 1979-4-19 1689 Los Angeles Transverse Ranges; Liebre Mountains region: Mojave Desert, w. of Fairmont along Lancaster Rd. Joshua Tree woodland. Comment
  SBBG59214  Schoenoplectus acutus var. occidentalis R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  UCR126619  Schoenoplectus acutus var. occidentalis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27140 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR47525  Schoenoplectus acutus var. occidentalis Dave Thomason 1987-6-17 s.n. Los Angeles Transverse Range; Western San Gabriel Mtns./Mojave Desert, Lake Elizabeth, c. 15 mi west of Lancaster at head of Leona Valley 1006 Comment
  SEINET11749060  Schoenoplectus acutus var. occidentalis H. E. Hasse 1888-1 Los Angeles near Los Angeles Comment
  CATA854  Schoenoplectus americanus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1663 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  CAS-BOT-BC111511  Schoenoplectus americanus Robert F. Thorne; C. W. Tilforth 1971-6-17 39875 Los Angeles 0.7 mi W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mts. 609 Comment
  RSA127824  Schoenoplectus californicus Peter H. Raven, H. J. Thompson 1959-9-6 s.n. Los Angeles Santa Monica Mountains: Malibu Creek., 34 deg N, 118 deg -119 deg W. 6 Comment
  UCR48854  Scrophularia californica Steve Morgan 1974-4-20 50 Los Angeles W boundary point of Scholl Canyon Park, Glendale 335 Comment
  RSA533485  Scrophularia californica subsp. floribunda Tim S. Ross 1991-3-9 4178 Los Angeles Whittier Hills (Puente Hills, pro parte): head of Oak Cyn, SE side of ridgetop knoll. 369 Comment
  SDSU11024  Scrophularia villosa D. F. Howe 1968-2-25 4490 Los Angeles Fourth of July Cove, Santa Catalina Island. Comment
  RSA445335B  Scutellaria siphocampyloides Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  POM8692  Scutellaria tuberosa P. A. Munz, R. D. Harwood 1920-3-13 3323 Los Angeles San Jose Hills, Ganesha Park. 305 Comment
  UCR194033  Sedum spathulifolium R. G. Swinney 1998-7-28 6522 Los Angeles San Gabriel Mtns., south fork of Cow Canyon at and above Fallen Leaf Spring, to 0.2 mi. south of Glendora Ridge Rd. 1427 Comment
  RSA0081651  Sedum spathulifolium F. W. Peirson 1921-6-21 2472 Los Angeles West Fork of San Gabriel River. 610 Comment
  LA209601  Selaginella asprella Lawrence L. Kiefer; 1963-7-4 590 Los Angeles San Gabriel Mountains, San Antonio Falls, rocks above base, N side 1981 Comment
  RSA613292  Selaginella asprella F. Raymond Fosberg, J. Ewan 1931-8-13 4883 Los Angeles San Gabriel Mountains. Islip Trail, near Islip-Hawkins divide. 2287 Comment
  CAS-BOT-BC62026  Selaginella bigelovii Javier Penalosa 1961-5-21 1505 Los Angeles San Gabriel Canyon Comment
  JEPS19063  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1931-3-11 6508 Los Angeles San Gabriel Canyon Comment
  LA200016  Selaginella bigelovii Lawrence L. Kiefer; 1966-4-9 1825 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1.5 mi above Sunset Blvd. 228 Comment
  LA93998  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-6 1639 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, ca 1.5 mi from mouth of canyon. 274 Comment
  SBBG19200  Selaginella bigelovii M. A. Piehl 1963-12-7 631065 Los Angeles Pyramid Head 21 Comment
  RSA0073282  Senecio douglasii Bonnie C. Templeton, H. J. Andrews 1938-6-22 1700 Los Angeles Mint Canyon. Comment
  CAS-BOT-BC333102  Senecio flaccidus var. douglasii Robert F. Thorne; M. Z. Thorne 1966-8-29 36602 Los Angeles Inspiration Lookout along Angeles Crest Highway near junction with road to Blue Ridge Camp, San Gabriel Mountains, Angeles National Forest 2255 Comment
  POM199547  Senecio flaccidus var. douglasii I. W. Clokey, B. Templeton 1929-07 4592 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA472930  Senecio flaccidus var. douglasii Fordyce Grinnell Jr. 1915-9-6 s.n. Los Angeles Pasadena. Comment
  SBBG126268  Senecio flaccidus var. douglasii A. C. Sanders with T. B. Salvato 2009-5-29 37039 Los Angeles Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave 114 Comment
  UC472154  Senecio flaccidus var. douglasii J. Ewan 1931-10-11 5246 Los Angeles n of Mulholland (Sepulveda Canyon Rd); Santa Monica Mts. Comment
  RSA495558  Senecio triangularis S. Zona, D. Arias, Oscar Dorado, M. Hanson, J. L. Villasenor 1989-6-21 347 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2017 Comment
  SFV15329  Senecio vulgaris J. C. Dittes, D. Stolp 1990-3-10 43 Los Angeles San Gabriel Mountains Small, roadside gully off of Big Tujunga Canyon Road, 3.5 miles east of Angeles Forest Highway turnoff. Gully leads to reservoir. 762 Comment
  UCR153142  Senecio vulgaris A. C. Sanders, T. B. Salvato 2005-4-26 29729 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  UC1595340  Senecio vulgaris Tim Ross 1992-5-17 6372 Los Angeles draining to and joining at 2125 ft the E Fork San Gabriel River; San Gabriel Mts., lower Shoemaker Canyon draining to e Fork 722 Comment
  SEINET11736558  Sequoia sempervirens J. R. Massey 1966-1 1225 Los Angeles Claremont, Rancho Santa Ana Botanic Garden Comment
  CAS-BOT-BC243579  Setaria parviflora L. A. Greata 1900-8-1 s.n. Los Angeles Los Angeles Comment
  CDA36376  Sherardia arvensis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36980 Los Angeles San Gabriel Valley; Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines. Comment
  POM282  Silene antirrhina L. R. Abrams 1901-4-4 1325 Los Angeles San Fernando Valley Comment
  RSA65707  Silene antirrhina F. W. Peirson 1919-5-14 421 Los Angeles Eaton Canyon 732 Comment
  CAS-BOT-BC387022  Silene gallica Peter H. Raven 1990-4-8 13979 Los Angeles Santa Monica Mountains; Point Dume 21 Comment
  CDA3469  Silene gallica Phillipson 1916-5-3 Los Angeles Monrovia. Comment
  PASA1298  Silene gallica Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA643844  Silene laciniata subsp. major Steven A. Junak, S. Burckhalter, J. Stone 1996-5-18 SC 1 -493 Los Angeles San Clemente Island [Santa Catalina Island]: Lower portion of Middle Ranch Canyon, upstream from first fork, at lowermost waterfall, ca. 0.25 miles inland from escarpment. 82 Comment
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Mar 23 2016
  UCR263282  Silene lemmonii Anuja Parikh, Nathan Gale 2012-5-10 3590 Los Angeles Transverse Range: San Gabriel Mountains, 0.8 km south of the West Fork San Gabriel River, 0.9 km northeast of Newcomb Pass 1070 Comment
  SD230202  Silene lemmonii Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Northwest side Smith Mountain, along Bear Creek Trail 1280 Comment
  UCD99106  Silene verecunda Joseph A. Ewan 1933-7-15 7792 Los Angeles above San Emigdis Camp, Mt. Pinos. 2133 Comment
  RSA0025739  Silene verecunda subsp. platyota Duncan S. Bell 2013-7-11 5372 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  UC1595358  Silene verecunda subsp. platyota Tim Ross 1992-7-24 6774 Los Angeles 1325 m distant from summit Strawberry Peak Strawberry Peak (Strawberry Potrero, San Gabriel Mts.); San Gabriel Mts., Strawberry Potrero, Strawberry Peak Comment
  CLARK-A1528-2199  Silybum marianum Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 304 Comment
  UCD115586  Sisymbrium irio Geoffrey Levin 1974-4-26 34 Los Angeles Wash in Blanchard Park, Pomona College in Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mts.) 335 Comment
  UCR216862  Sisymbrium orientale R. G. Swinney 2009-3-12 10100 B Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  SEINET4044596  Sisyrinchium bellum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Pt. Mugu State Park. 76 Comment
  POM307398  Sisyrinchium bellum Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2364 Los Angeles Altadena. Comment
  CATA973  Solanum douglasii Mark L. Hoefs 1994-5-21 1842 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA0053896  Solanum douglasii R. G. Swinney 2010-2-27 11767 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
  RSA127856  Solanum douglasii Peter H. Raven 1959-4-4 13961 Los Angeles East of Zuma Beach, Santa Monica Mountains. 30 Comment
  UCR260325  Solanum douglasii R. G. Swinney 2010-5-4 12543 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR281634  Solanum douglasii R. G. Swinney 2014-5-19 16551 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  POM4159  Solanum douglasii F. E. Durkee 1907-5-10 25 Los Angeles Claremont. 366 Comment
  CDA35668  Solanum elaeagnifolium Michael O Brien 2011-7-11 Los Angeles White Oak Farm Unit of Malibu Creek State Park; along Las Virgenes Road. 0 Comment
  IRVC28691  Solanum elaeagnifolium A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25473 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  CHSC100180  Solanum nigrum John Dittes 2006-6-4 1392 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air miles northwest of Chatsworth High School, ca. 0.9 air mile west of Topanga Blvd., ca. 0.8 air mile east x northeast of Santa Susana Pass. 381 Comment
  SEINET157235  Solanum nodiflorum K. Devine 2005-7-24 44 Los Angeles Hollywood Hills in Beverly Hills at the top of Tulllis Dr. off Clearwater Canyon Dr. 121 Comment
  CAS-BOT-BC157413  Solanum umbelliferum Y. W. Winblad 1937-4-26 s.n. Los Angeles Ridge Route Comment
  RSA0031687  Solanum umbelliferum M. J. Schoenfeld 1967-8-21 13 Los Angeles Glendale Foothills. 213 Comment
  RSA427397  Solanum umbelliferum T. S. Clare 1929-3-3 15053 Los Angeles Topango [Topanga] Canyon. Comment
  RSA427444  Solanum umbelliferum Edwin Kline 1924-5-25 s.n. Los Angeles Elizabeth Lake. Comment
  RSA660121  Solanum umbelliferum Orlando Mistretta 1992-6-12 563 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA717408  Solanum umbelliferum Gary Kovnat, LeRoy Gross 2003-2-16 15 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  UCR179734  Solanum umbelliferum R. G. Swinney, Dave Larson 1996-7-17 5136 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  POM4252  Solanum umbelliferum Philip A. Munz 1918-4-16 2062 Los Angeles Claremont. 366 Comment
  NY820715  Solanum wallacei R. V. Moran 1941-3-8 687 Los Angeles Whites Landing, Santa Catalina Island 50 Comment
  POM126864  Solanum wallacei F. M. Reed 1909-7-2 2819 Los Angeles Pebbly Beach Road, Santa Catalina Island Comment
  UCR165242  Solanum xanti A. C. Sanders, Helen Kennedy 2005-4-13 29484 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  RSA0025908  Soleirolia soleirolii Justin M. Wood 2012-3-20 4636 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  RSA701270  Solidago confinis LeRoy Gross 2003-5-4 817 Los Angeles South side of mountains: Along east side of Brand canyon in the upper reaches of this canyon. Narrow canyon with cascading waterfalls. 520 Comment
  SEINET13276800 Image available Solidago velutina subsp. californica R. G. Swinney 2011-1 15885 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
  SFV4111  Solidago velutina subsp. californica M. L. Vincent 1963-11-22 469 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 2 miles west of Topanga Canyon Road. South of the main road about 0.25 miles on a path. Comment
  UCR223709  Sonchus asper R. G. Swinney 2009-6-12 11121 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
  LA209938  Sonchus oleraceus Monte Lloyd; 1950-7-31 500731 953 Los Angeles Campus of University of California at Los Angeles 121 Comment
  CDA4255  Spartium junceum T. C. Fuller, T. Suzuki 1959-3-19 2089 Los Angeles North side Foothill Boulevard, in Arroyo, east of Hillard Avenue, La Canada. 0 Comment
  SEINET10487733  Spartium junceum Donald R. Bissing 1973-5-18 Bissing 80 Los Angeles Evey canyon, san gabriel mtns, large shrub to 10 ft with bright green stems, Small leaves, flowers yellow, showy. At mouth of canyon along mt baldy road. 707 Comment
  UCR101742  Spergula arvensis L. C. Wheeler 1946-7-9 6220 Los Angeles San Gabriel: Garibaldi Avenue and San Gabriel Boulevard Comment
  POM219948  Spergula arvensis F. R. Fosberg 1932-3-28 8062 Los Angeles El Segundo 30 Comment
  RSA0097890  Spergularia bocconi LeRoy Gross 2007-4-30 2663 Los Angeles Base of northern side of the range. Behind the Foothill Athletic Club, at the southern end of Lowell Ave. 468 Comment
  SFV12397  Spergularia bocconi D. L. Koutnik 1978-4-21 404 Los Angeles San Rafael Hills Glendale, at east end of Glenoaks Ave. near Scholl Canyon Park. 305 Comment
  SD132653  Spergularia macrotheca M. B. Dunkle 1939-4-2 7205 Los Angeles San Clemente Island, southeast point. Comment
  SBBG98649  Spergularia macrotheca var. macrotheca T. Ross 1991-5-20 5357 Los Angeles ca. 5100 ft S of Wilson Cove settlement; gradual N slope 2750' NNW of the 750' Benchmark 217 Comment
  UCR240251  Stachys Dan S. Cooper 2012-4-14 412- 22 B Los Angeles Western Transverse Range; Hollywood Hills, 1-mile Tree, off Western Canyon Rd., Griffith Park 270 Comment
  UC56836  Stachys ajugoides var. ajugoides Ernest Braunton May 1902 372 Los Angeles Sherman Comment
  RSA601045  Stachys albens Steve Boyd, Lauren Raz 1997-6-18 9983 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR269591  Stachys albens R. G. Swinney 2011-6-29 15340 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  LA52374  Stachys bullata Mary Reynolds; 1937-4-12 101 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  LA29211  Stanleya pinnata var. pinnata Mary V. Hood; 1944-7-3 44- 117 k* Los Angeles Ridge Route, S of Gormon 914 Comment
  CAS-BOT-BC374813  Stebbinsoseris heterocarpa Louis C. Wheeler 1934-5-1 2578 Los Angeles La Verne 304 Comment
  RSA784835  Stebbinsoseris heterocarpa J. D. Olmsted 1959-5-13 618 Los Angeles San Gabriel Mountains; Evey Canyon, 550 yards west of San Antonio Canyon 716 Comment
  CAS-BOT-BC393694  Stellaria media P. A. Munz; R. D. Harwood 1920-3-1 4307 Los Angeles Cobol Canyon 426 Comment
  UCR259389  Stellaria media R. G. Swinney 2010-8-30 13617 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  RSA478175  Stellaria media Ida Lou Sayler 1942-4-17 s.n. Los Angeles San Marino. Comment
  CAS-BOT-BC375072  Stephanomeria F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  RSA363646  Stephanomeria blairii M. B. Dunkle 1939-11-24 7353 Los Angeles San Clemente Island: southeast rim above Mosquito Harbor Comment
  RSA516971  Stephanomeria cichoriacea R. G. Swinney 1989-5-16 s.n Los Angeles Big Dalton Canyon, Glendora Wilderness Park, 1.6 mi. NE of Glendora Mtn Rd. 457 Comment
  UC75139  Stephanomeria cichoriacea C. F. Baker 1903-8-2 3656 Los Angeles near Claremont; San Antonio Canyon Comment
  LA202760  Stephanomeria diegensis Barry A. Prigge; 2011-10-20 16131 Los Angeles Santa Monica Mountains, Mt Bell, Griffith Park, Mt Hollywood Trail ca 70 m E (upslope) of junction with Vista del Valle Dr Comment
  UC74037  Stephanomeria diegensis Dr. J. Q. Adams 1905-1 Los Angeles Soldiers Home Comment
  UCD136246  Stephanomeria diegensis L. D. Gottlieb 1969-9-25 6946 Los Angeles 1-1.5 miles north of Route N1, Malibu Beach, on Route 1. Comment
  RSA302014  Stephanomeria elata J. R. Shevock 1972-9-30 2298 Los Angeles Point Dume 8 Comment
  UCR258570  Stephanomeria virgata R. G. Swinney 2010-6-23 13310 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  LA9439  Stipa coronata Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass Comment
  RSA0078381  Stipa coronata R. G. Swinney 2010-4-23 12330 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCR270917  Stipa speciosa R. G. Swinney 2011-5-26 14870 A 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-BC61003  Streptanthella longirostris Robert F. Thorne; G. Wallace 1973-4-24 43453 Los Angeles Antelope Valley, Western Mojave Desert. Lovejoy Buttes, north of Llano. 914 Comment
  SBBG63192  Stylocline gnaphaloides R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  RSA446235  Stylomecon heterophylla Anstruther Davidson 1890-3-24 s.n. Los Angeles Foothills L.A. Comment
  RSA12648  Suaeda calceoliformis C. B. Wolf 1934-8-16 6050 Los Angeles Bryant Ranch east of Long Beach., T4S R12W. 300 ft east of center of sect. 34 & 100 ft. so. of no. line of same 4 Comment
  SBBG20562  Suaeda taxifolia E. R. Blakley 1963-12-8 6404 Los Angeles mouth of Horse Beach Cyn, which is first cyn E of China Pt 7 Comment
  UC1136509  Suaeda taxifolia