Search Results — 2000 specimen records retrieved (1539 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA698309  Abies concolor J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. 2134 Comment
  CATA1944  Abronia maritima Reid Moran 1941-3-4 675 Los Angeles Santa Catalina Island: Little Harbor 5 Comment
  CHSC26557  Abronia pogonantha James Henrickson 1971-4-25 5526 Los Angeles 17 miles East of Palmdale in Mojave Desert just south of Lovejoy Buttes. 883 Comment
  RSA569226  Abronia pogonantha Bonnie C. Templeton 1931-5-17 1201 Los Angeles near Lancaster, Mohave Desert 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
  RSA0073252  Abronia pogonantha Bonnie C. Templeton 1931-5-17 1201 Los Angeles Near Lancaster, Mohave Desert. Comment
  SBBG19133  Abronia umbellata R. Loveland 1963-12-8 Los Angeles SE of West Cove at triangulation pt Darter near Trick Pt Comment
  POM123202  Abronia umbellata Marcus E. Jones 1900-7-12 6500 Los Angeles Long Beach. Comment
  LA200658  Abronia umbellata subsp. umbellata Jonathan Sauer; L. Birindelli, D. Birindelli 1968-5-6 4343 Los Angeles 4 Comment
  CAS-BOT-BC229296  Abronia villosa W. I. Follett; E. B. Follett 1966-4-26 s.n. Los Angeles Calif. Hwy. 138, 4.7 miles east of Llano Comment
  RSA235093  Abronia villosa var. villosa N. Riden 1971-5-2 45 Los Angeles 15 miles east of Palmdale on So. slope of Lovejoy Buttes in Mojave Desert 915 Comment
  RSA703431  Acacia cyclops A. C. Sanders 1986-7-30 6808 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  UCR100768  Acacia dealbata L. C. Wheeler 1969-2-15 s.n. Los Angeles San Gabriel Mtns., Canyon Crest Drive, Millard Canyon 404 Comment
  UC1870165  Acacia longifolia Joseph Marlowe Keefe 2001-1-19 30946 Los Angeles south by southeast face of The Eagle Rock, Eagle Rock district, Los Angeles, California 90041; San Rafael Mountains 304 Comment
  POM137120  Acer macrophyllum C. F. Baker 1903-8-2 3675 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA654654  Acer macrophyllum Fred Brooks 1988-5-7 36 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff, on west side of canyon, above river. 1372 Comment
  CATA3181  Achillea millefolium Julie L. King 2016-10-26 9 Los Angeles Santa Catalina Island: End of Old West End Rd., ca. 350 meters from junction with West End Rd. 113 Comment
  SEINET5712609  Achillea millefolium var. borealis Elizabeth M. Harris 1988-1 751 Los Angeles Cultivated plant at the Rancho Santa Ana Botanic Gardens in Claremont.; Rancho Santa Ana Botanic Garden Comment
  RSA585940  Achnatherum speciosum Timothy S. Ross, Steve Boyd 1990-5-23 2639 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
  RSA588149  Achnatherum speciosum Orlando Mistretta 1994-5-23 1224 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1341 Comment
  RSA680131  Achnatherum speciosum LeRoy Gross, Michael Denslow 2003-6-4 982 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  CAS-BOT-BC204766  Acmispon argophyllus var. argenteus Mrs. Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Isl. Comment
  CAS-BOT-BC213461  Acmispon argophyllus var. argophyllus G. B. Grant 1898-4-1 s.n. Los Angeles Old Wilson Trail Comment
  UCD104118  Acmispon glaber Scott Horiuchi; Kelly Robinson 1996-4-28 36 Los Angeles Temescal Canyon, 1 mi along the Temescal Ridge Trail. Comment
  CHSC95797  Acmispon glaber var. brevialatus LeRoy Gross 2005-5-3 2251 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  CATA1192  Acmispon maritimus Mark L. Hoefs 1995-5-30 2197 Los Angeles Santa Catalina Island: Near Ben Weston Road 57 Comment
  CATA1550  Acmispon strigosus Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2806 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  CATA1868  Acmispon strigosus Denise Kraus 2000-6-13 48 Los Angeles Santa Catalina Island: Goat Harbor burn area, at large conspicuous rock outcrop at end of western fuel break ridge/road 381 Comment
  SDSU4352  Acmispon strigosus Gerald Collier 1951-4-7 3648 Los Angeles Sea bluff about 1 mile southeast of Zuma Beach. About 2 miles west of U.S. Hwy 101. Comment
  LA200147  Acourtia microcephala Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR272015  Acourtia microcephala R. G. Swinney 2010-4-28 12408 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
  CATA239  Adenostoma fasciculatum Mark L. Hoefs, A. Douglas Propst 1973-5-4 235 Los Angeles Santa Catalina Island: Lower Middle Canyon 144 Comment
  LA52119  Adenostoma fasciculatum A. M. Johnson; 1932-5-14 4062 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  RSA657350  Adenostoma fasciculatum J. Stephens 1980-6-1 33 Los Angeles Verdugo Mountains Region: At foot of chaparral covered hillside, northeast of Maurice Ave., La Crescenta. 747 Comment
  UC72959  Adenostoma fasciculatum unknown May 1902 Los Angeles foothills near Los Angeles and Pasadena Comment
  UCR223460  Adenostoma fasciculatum R. G. Swinney 2009-6-8 11095 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
  SEINET11907884  Adenostoma fasciculatum D. P. Reagan 1974-1 10 Los Angeles just E of Sandberg along State Road N-2 Comment
  RSA226995  Adenostoma fasciculatum var. fasciculatum Robert F. Thorne, C. W. Tilforth 1971-6-17 39973 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA390492  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-5-21 S 4962 Los Angeles Fourth of July Canyon, Santa Catalina Island. Comment
  RSA498002  Adenostoma fasciculatum var. fasciculatum Richard Barkalew 1929-4-22 s.n. Los Angeles Nicholas Canyon Comment
  RSA660788  Adenostoma fasciculatum var. fasciculatum J. Doughty 1985-5-19 169 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  CAS-BOT-BC139852  Adenostoma sparsifolium Peter H. Raven; Robert F. Thorne 1964-5-7 19021 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  CAS-BOT-BC139855  Adenostoma sparsifolium K. Kneen 1933-8-25 s.n. Los Angeles Foot of Saddle Peak, Santa Monica Mts. 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
  UC527187  Adenostoma sparsifolium B. D. Stark 1932-11-20 Los Angeles Lobo Canyon (a fork of Triunfo Canyon) Santa Monica Mts., Lobo Canyon 304 Comment
  RSA729552  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6700 Los Angeles San Gabriel Mtns.: upper East Fork San Gabriel River, granite cliff on east side c. 100 m below Fish Fork 1037 Comment
  SBBG14231  Adiantum jordanii M. A. Piehl 1962-10-3 62497 Los Angeles near jct of main rd and White's Landing Rd Comment
  UC68803  Aesculus californica H. M. Hall Jun 1905 6311 Los Angeles Tejon Pass 1219 Comment
  UCR109684  Ageratina adenophora R. D. Goeden, Don W. Ricker 1969-12-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Los Angeles 366 Comment
  UCR159700  Ageratina adenophora Orlando Mistretta 1992-7-14 714 Los Angeles Transverse Ranges, San Gabriel Mtns: Gold Canyon Trail, Tujunga Ranger District 614 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
  UCR255780  Ageratina adenophora R. G. Swinney 2010-4-15 12269 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
  RSA603406  Ageratina adenophora Louis C. Wheeler 1975-8-6 s.n. Los Angeles San Gabriel Mountains: Maple Canyon, off Big Tujunga Canyon, just below main road. Comment
  UC81162  Ageratina adenophora unknown 1896-4-20 Los Angeles canon s of Pasadena Comment
Read comments
Mar 20 2018
  CHSC35181  Agoseris retrorsa James Henrickson 1973-5-12 9575 Los Angeles Ca 6 (air) miles NE of La Canada, 3.1 (rd) miles N of N3, off Angeles Crest Hwy. San Gabriel Mts. 1036 Comment
  UCR194280  Agrostis R. G. Swinney 1998-8-5 6639 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  UCR243021  Agrostis R. G. Swinney 2009-8-6 11534 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  RSA618671  Agrostis exarata L. C. Wheeler 1966-8-21 8834 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  RSA384949  Agrostis pallens C. Epling, A. N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA638216  Agrostis pallens L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  UC1584062  Agrostis perennans Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4034 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1524 Comment
  RSA310132  Agrostis stolonifera Wayne E. Sawyer 1981-8-30 134 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 3.1 mi from Dawson Saddle. 2210 Comment
  RSA682516  Ailanthus altissima Scott D. White, Michael Honer 2003-5-7 9189 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  RSA367015  Allium W. Hutchinson 1924-4-1 s.n. Los Angeles Tehachapi Mountains. Comment
  LA21559  Allium haematochiton Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA654227  Allium haematochiton Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 941 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  RSA9667  Allium haematochiton L. C. Wheeler 1932-3-3 451 Los Angeles San Jose Hills at Pomona. 305 Comment
  UC1339531  Allium lacunosum S. W. Hutchinson 1933-4-24 5546 Los Angeles on the Del Sur road near Palmdale; Mohave Desert, Antelope Valley 813 Comment
  RSA0105219  Allium lacunosum var. davisiae R. G. Swinney 2011-6-7 15041 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  RSA229028  Allium lacunosum var. davisiae Robert F. Thorne, C. W. Tilforth 1971-6-30 40777 Los Angeles 1.6 mi. below Alder Saddle 1584 Comment
  RSA679920  Allium monticola LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 929 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  UC1971422  Allium monticola Louis C. Wheeler 1968-7-15 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Southwest side Dawson Peak. Comment
  RSA70244  Allium peninsulare var. peninsulare F. W. Peirson 1919-7-1 509 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  CAS-BOT-BC475408  Allium praecox Tim Ross 1993-4-22 6872 Los Angeles Santa Cataline Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak; 419 Comment
  UCR190292  Allophyllum R. G. Swinney 1998-8-1 6631 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  RSA607223  Allophyllum divaricatum L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  RSA28464  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  RSA580314  Allophyllum glutinosum T. S. Ross, Steve Boyd 1994-5-24 7873 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  UC809598  Allophyllum glutinosum Verne and Alva Grant 1949-4-28 8701 Los Angeles Winter Canyon n. of Santa Monica; Winter Canyon Comment
  UCR190774  Allophyllum integrifolium R. G. Swinney 1999-7-5 7518 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  CAS-BOT-BC170984  Alnus rhombifolia Annie J. McClatchie 1893-1-8 s.n. Los Angeles Santa Anita Canyon Comment
  RSA0085603  Alnus rhombifolia R. G. Swinney 2010-8-26 13585 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA607521  Alnus rhombifolia L. C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: Big Santa Anita Canyon at Winter Creek. Comment
  RSA792099  Alnus rhombifolia Jane Tirrell, Shirley Imsand, Walter Fidler 2012-7-6 LS 0094 Los Angeles South side California State Route 2 near mile marker 67.7 2311 Comment
  RSA91233  Alnus rhombifolia F. W. Peirson 1919-1-5 301 Los Angeles Monrovia Canyon, San Gabriel Mountains 579 Comment
  SEINET6655642  Alternanthera caracasana R. E. Riefner Jr. 2007-8-3 07 -342 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park. East shore Dr.; 0 Comment
  UCR11975  Amaranthus albus P. H. Raven, H. J. Thompson. 1959-9-18 14439 Los Angeles Santa Monica Blvd near Beverly Glen Blvd., [Westwood] West Los Angeles 76 Comment
  UCR182237  Amaranthus albus R. G. Swinney 1997-9-6 5873 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  UCR210348  Amaranthus blitoides A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37179 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, along Stanford Ave. between 111th Place and end at drainage ditch 34 Comment
  RSA402985  Amaranthus deflexus Robert Gustafson 1981-8-7 2344 Los Angeles Ballona Wetlands, area 2 Comment
  RSA402991  Amaranthus deflexus Anstruther Davidson 1930-9-17 s.n. Los Angeles Los Angeles. Comment
  RSA416880  Amblyopappus pusillus Anstruther Davidson 1914-05 3691 Los Angeles San Pedro. Comment
  SD129576  Ambrosia acanthicarpa A. C. Sanders 1987-12-4 7569 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr. Comment
  UCD128871  Ambrosia acanthicarpa Scott D. White 1997-11-5 6019 Los Angeles Malibu Coast; mouth of Trancas Canyon, north of Pacific Coast Hightway. 7 Comment
  SFV3921  Ambrosia chamissonis P. G. Kilburn 1958-3-1 624 Los Angeles Zuma Beach. 3 Comment
  POM4816  Ambrosia chamissonis I. M. Johnston 1917-6-10 1317 Los Angeles Playa del Rey. Comment
  SBBG113686  Ambrosia chamissonis E. Collins, S. A. Junak 1991-4-26 Los Angeles rd to Dolphin Bay 48 Comment
  RSA249805  Ambrosia dumosa R. F. Thorne, Gary D. Wallace 1973-4-25 43390 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
  RSA0020543  Ambrosia psilostachya G. J. Hoffenberg 1928-7-24 s.n. Los Angeles El Segundo. Comment
  SBBG20318  Ambrosia salsola var. salsola M. A. Piehl 1963-5-18 63308 Los Angeles foothills just N of Godde Pass 914 Comment
  POM86818A  Amelanchier utahensis F. W. Peirson 1919-6-14 471 -A Los Angeles Rock Creek Divide, north side of San Gabriel Mountains. 2012 Comment
  RSA250368  Amelanchier utahensis Robert F. Thorne 1973-5-11 43457 Los Angeles San Gabriel Mountains, Angeles National Forest: near headwaters of Mescal Creek and Appletree Flat, along San Andreas Rift Zone 1860 Comment
  CAS-BOT-BC180648  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  UC1543144  Amorpha californica var. californica Louis Erickson 1940-5-26 Los Angeles near Sepulveda Canyon (n slopes of mts.); Santa Monica Mountains Comment
  UCR152883  Amsinckia intermedia A. C. Sanders, Helen Kennedy 2005-4-13 29441 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA0079966  Amsinckia intermedia T. S. Elias, Orlando Mistretta 1988-2-10 10668 Los Angeles San Clemente Island: Dead Man s Curve adjacent to Eagle Canyon; east side of island. Comment
  CATA1862  Amsinckia menziesii Denise Kraus, Lisa Stratton 2000-6-1 42 Los Angeles Santa Catalina Island: Goat Harbor burn area, northwest corner 152 Comment
  RSA0089957  Amsinckia menziesii C. B. Wolf 1932-5-13 3622 Los Angeles Santa Catalina Island. Near largest reservoir, 3 1/2 mi. (by road) from Avalon on road to Isthmus. 365 Comment
  SEINET10455814  Amsinckia menziesii David B. Dunn 1948-3-20 Dunn 3782 Los Angeles Along roadside about 1 block W of Grand Ave on Cypress Ave, about 1 mi NE of Covine. Comment
  UC1349353  Amsinckia menziesii var. menziesii Robert F. Thorne 1966-4-5 35854 Los Angeles s-facing slope above stream in Cottonwood Canyon; Santa Catalina Island, Cottonwood Canyon 106 Comment
  SBBG103921  Amsinckia menziesii var. menziesii D. Swinney 1993-3-22 2087 Los Angeles jct of Sierra Madre Ave and Valley Center, N of Sierra Madre 304 Comment
  UCD119871  Amsinckia tessellata var. gloriosa R. L. Smith 1948-3-25 s.n. Los Angeles 20 miles west of Lancaster. Comment
  RSA249770  Amsinckia tessellata var. tessellata R. F. Thorne, C. W. Tilforth 1973-4-20 43017 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  RSA597767  Amsinckia tessellata var. tessellata Steve Boyd, Lauren Raz 1997-3-14 9179 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA0091449  Amsinckia tessellata var. tessellata Tim Ross 1991-4-28 4771 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 927 Comment
  NY43179  Anemopsis californica J. B. Walker 1995-6-7 1440 Los Angeles Santa Catalina Island, at Big Spring, NE of Little Harbor 180 Comment
  POM2016  Anemopsis californica I. M. Johnston 1917-5-13 1028 Los Angeles El Monte. Comment
  RSA747735  Anthriscus caucalis Scott D. White, J. Wood, J. Miner 2009-5-12 12697 Los Angeles Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  RSA371543  Antirrhinum coulterianum David M. Thompson 1983-8-1 309 Los Angeles Sand Canyon Road. On 1982 USFS prescribed burn on very steep slope of brush-covered hill directly across Sand Canyon Road from Live Oak Picnic Area. 640 Comment
  RSA584220  Antirrhinum coulterianum Tim S. Ross, Orlando Mistretta 1993-5-27 7327 Los Angeles W end of San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 692 Comment
  SEINET3158874  Antirrhinum coulterianum G. B. Grant 1904-7-1 49 Los Angeles Covina. Southern California only Comment
  RSA226921  Antirrhinum multiflorum Robert F. Thorne, C. W. Tilforth 1971-6-17 39958 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCR191283  Antirrhinum multiflorum R. G. Swinney, Dave Larson 1999-7-21 7571 Los Angeles San Gabriel Mtns., upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE of Browns Flat 1463 Comment
  RSA151016  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-3-27 1699 -B Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  UC1618096  Apiastrum angustifolium H. H. Tracy 1936-5-16 Los Angeles Claremont Comment
  RSA0069888  Apocynum cannabinum R. G. Swinney 2010-9-13 13814 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  SD260165  Apocynum cannabinum R. G. Swinney 2011-6-1 14936 B Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy (Chilao Flat 7.5'Q) 1096 Comment
  UC1922444  Aptenia cordifolia LeRoy Gross, R. E. Riefner Jr. 2007-6-25 2826 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southeast side of the San Rafael Hills: Behind a power substation, near a small pond. At end of Wierfield Drive. Near 313 Comment
  SBBG127002  Aquilegia formosa A. Parikh, N. Gale 2011-7-15 3561 Los Angeles West Fork San Gabriel River, 3.5 km W of St Hwy 39; San Gabriel Mtns 568 Comment
  UCR19854  Aquilegia formosa L. E. Hoffman 1932-8-14 s.n. Los Angeles Los Angeles National Forest; Crystal Lake Comment
  RSA0127009  Aquilegia formosa Louis C. Wheeler 1967-7-15 10015 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UC1211162  Arabis glabra Huron H. Smith 1912-4-23 4807 Los Angeles Eagle Rock 213 Comment
  UC10122  Arabis glabra Harley P. Chandler 1898-4-20 Los Angeles Claremont Comment
  PASA2660  Arabis maxima Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  UCR190348  Arabis pulchra R. G. Swinney 2001-4-18 7900 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  POM264789  Arabis pulchra Lincoln Constance 1941-4-10 2800 Los Angeles Antolope Valley near Neenach,, 13.5 miles west of Lancaster. 915 Comment
  UCR199748  Araujia sericifera Scott D. White, Justin Wood 2008-6-4 12055 Los Angeles Puente Hills, Skyline Dr. E of Hacienda Blvd. SCE corridor at proposed tower 42 366 Comment
  UC876555  Arctostaphylos catalinae F. R. Fosberg 1931-7-14 S 5398 Los Angeles Hay Press Santa Catalina Island 350 Comment
  RSA626745  Arctostaphylos glandulosa Jon E. Keeley 1978-2-25 7039 Los Angeles Shortcut Summit, 0.5 km east of Shortcut Picnic Ground. 1550 Comment
  RSA626795  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1978-9-4 7237 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  RSA17554  Arctostaphylos glandulosa subsp. gabrielensis C. B. Wolf 1936-5-27 7850 Los Angeles Aliso Canyon to Buckhorn flats road, Tie Camp summit 1524 Comment
  RSA626833  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22122 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 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
  RSA626819  Arctostaphylos glandulosa subsp. glandulosa Jon E. Keeley 1992-8-3 16823 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  CAS-BOT-BC23061  Arctostaphylos glandulosa subsp. mollis Mrs. Joseph Clemens 1922-5-30 s.n. Los Angeles Mt. Love Comment
  LA42399  Arctostaphylos glandulosa subsp. mollis Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA626721  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1993-11-15 25165 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  POM50327  Arctostaphylos glauca L. R. Abrams 1901-4-13 1501 Los Angeles Pasadena and Wilson's Peak Trail 915 Comment
  RSA367290  Arctostaphylos glauca Elbert Benjamine 1929-2-10 8454 Los Angeles Arroyo Seco, above Pasadena 914 Comment
  RSA631523  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15657 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631546  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15608 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631583  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15627 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  UC456161  Arctostaphylos glauca I. J. Condit 1907-1-3 Los Angeles Mt. Lowe Pasadena Comment
  UCR266198  Arctostaphylos glauca David J. Keil 1980-3-28 13739 Los Angeles San Gabriel Mtns., Lower Shake campground near Lake Hughes 1311 Comment
  SEINET12524583 Image available Arctostaphylos glauca Taylor 1961-1 438 Los Angeles Mt. San Antonion canyon (San Gabriel Range) 914 Comment
  RSA167625  Arctostaphylos glauca var. glauca P. H. Raven, R. F. Thorne 1964-5-7 19020 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA633073  Arctostaphylos mariposa James McCammon 1966-5-1 13 Los Angeles Leibre Mountain Road, Angeles National Forest. 1580 Comment
  RSA634742  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20606 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634814  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20228 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634847  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20540 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634898  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20307 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  UC1369835  Arctostaphylos patula Robert F. Thorne and John Olmstead 1965-8-26 35352 Los Angeles near top of ridge se Holiday Hill Ski Lift; San Gabriel Mountains, Angeles National Forest, Blue Ridge 2560 Comment
  UCR190114  Arctostaphylos patula R. G. Swinney 1998-8-27 6787 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
  UCR181239  Arenaria macradenia R. G. Swinney 1997-6-13 5573 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  RSA0057890  Argemone munita Richard G. Swinney 2010-9-7 13683 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  SEINET7067003  Argemone munita J. L. Crane, Payam M. Fallah 2003-7-9 Mar- 83 Los Angeles Along the Angeles Crest highway (Route 2). San Gabriel Mountains. Coordinate datum: NAD27. UTM Zone 11, 421729mE, 3801839mN. Comment
  UCR259558  Argemone munita R. G. Swinney 2010-9-7 13683 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA188549  Argemone munita Robert F. Thorne, J. D. Olmsted 1965-8-26 35412 Los Angeles Angeles National Forest, thickety area near Prairie Fork 1616 Comment
  RSA128060  Artemisia californica Peter H. Raven, Henry J. Thompson 1959-10-31 14727 Los Angeles Mandeville Canyon 2.7 miles north of Sunset Boulevard. 259 Comment
  SD217209  Artemisia californica Steve Boyd, Tim Ross & Laurel Arnseth 1990-4-8 4420 Los Angeles San Clemente Island, east side of island; Bryce Canyon near Malo Point Comment
  UCR117549  Artemisia douglasiana A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23277 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  UCR239974  Artemisia douglasiana R. G. Swinney 2009-11-16 11640 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
  UCR270824  Artemisia douglasiana R. G. Swinney 2010-6-29 13393 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  SFV6949  Artemisia dracunculus T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 626 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  UC586864  Artemisia dracunculus Joseph Andorfer Ewan 1934-8-11 8338 Los Angeles Chilao San Gabriel Mts., Chilao 1645 Comment
  UC586948  Artemisia dracunculus Joseph Andorfer Ewan 1934-8-3 8365 Los Angeles near county line; San Gabriel Mts., Swartout Valley 1981 Comment
  RSA417320  Artemisia dracunculus G. J. Hollenberg 1928-7-24 s.n. Los Angeles Near El Segundo. Comment
  CAS-BOT-BC90811  Artemisia nesiotica Robert F. Thorne 1968-4-27 37508 Los Angeles Santa Barbara Island: plateau near headwaters of Middle Canyon 76 Comment
  RSA177586  Artemisia tridentata S. Carlquist 1965-4-22 1701 Los Angeles 11 miles east of Palmdale, along highway Comment
  UCR277252  Artemisia tridentata R. G. Swinney 2010-9-30 13943 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  CAS-BOT-BC97331  Artemisia tridentata subsp. tridentata C. B. Wolf 1931-10-23 2493 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  SBBG12204  Arthrocnemum subterminale P. H. Raven 1962-7-12 Los Angeles just W of North Head 6 Comment
  UC277071  Asclepias californica I. Johnston 1917-6-20 1266 Los Angeles Baldy Lookout of USFS San Antonio Mts. 2133 Comment
  RSA602751  Asclepias eriocarpa L. C. Wheeler 1967-8-1 10219 Los Angeles San Gabriel Mountains: 1/2 mile N of Roundtop. 1889 Comment
  RSA719490  Asclepias fascicularis Gary Kovnat, LeRoy Gross 2003-6-28 46 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR186674  Asclepias fascicularis T. B. Salvato, Sarah Flack 2007-8-8 3028 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  RSA748402  Asphodelus fistulosus Richard G. Swinney 2008-4-4 8606 Los Angeles lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  UCR208180  Aspidotis californica M. B. Dunkle 1928-4-21 1879 Los Angeles Channel Islands, Santa Catalina Island, Renton Mine Hill 335 Comment
  SEINET5338516  Aspidotis californica G. B. Grant 1901-1 248 Los Angeles Santa Monica Range, S. Cal. Comment
  CAS-BOT-BC68752  Asplenium vespertinum George L. Moxley 1920-11-28 871 Los Angeles San Gabriel Canyon Comment
  RSA741560  Aster greatae Justin M. Wood 2008-11-21 245 Los Angeles 1.5 air miles NE of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27). 800 Comment
  RSA0048389  Astragalus antisellii A. Lee Haines 1964-5-8 s.n. Los Angeles Woodland Hills. 304 Comment
  CLARK-A1528-4913  Astragalus bicristatus John C. Roos 1937-5-31 491 Los Angeles San Gabriel Mountains Comment
  RSA90182  Astragalus bicristatus F. W. Peirson 1922-7-6 3198 Los Angeles Big Pines, Swartout Valley Comment
  RSA415514  Astragalus gambelianus F. R. Fosberg 1931-5-7 54841 Los Angeles Santa Catalina Island. Cape Blanco, Cottonwood Canyon. 200 Comment
  RSA415598  Astragalus lentiginosus var. variabilis Ralph Hoffmann 1930-5-19 s.n Los Angeles 4 miles east of Oak Grove, Mint Canyon. Comment
  UCR146460  Astragalus leucolobus Orlando Mistretta 1993-6-28 889 Los Angeles San Gabriel Mountains, Angeles National Forest. Table Mountain; Sunrise ski area 2226 Comment
  HSC46501  Astragalus miguelensis M. B. Dunkle 1939-4-5 7267 Los Angeles San Clemente Island, China Point. Comment
  RSA151203  Astragalus miguelensis P. H. Raven 1962-7-11 18012 Los Angeles San Clemente Island, Wilson Cove 61 Comment
  SBBG12326  Astragalus miguelensis P. H. Raven 1962-4-11 17259 Los Angeles sandy beach W of Wall 2 6 Comment
  UC1215202  Astragalus miguelensis Peter H. Raven 1962-7-12 18028 Los Angeles near point at e end Northwest Harbor (San Clemente Island); , e end Northwest Harbor 30 Comment
  RSA0036147  Astragalus preussii var. laxiflorus David Charlton 1992-5-13 s.n. Los Angeles 100 yards north of the South Base well fields water tower, Edwards AFB. 701 Comment
  CAS-BOT-BC194001  Astragalus trichopodus var. lonchus Grant 1901-4-9 3760 Los Angeles Avalon Comment
  SBBG38922  Astragalus trichopodus var. lonchus E. R. Blakley 1963-4-7 5499 Los Angeles Little Harbor Comment
  UC397246  Astragalus trichopodus var. lonchus I. M. Johnston 1918-5-19 1964 Los Angeles hills s Pomona; Hills s of Pomona Comment
  SBBG44173  Astragalus trichopodus var. lonchus M. R. Benedict 1967-4-4 Los Angeles N side of Pacific Coast Hwy, 0.25 mi E of Encinal Cyn Rd Comment
  SD75485  Astragalus trichopodus var. lonchus Reid Moran 1941-2-23 603 Los Angeles NW of Wilson's Harbor, South Catalina Island 29 Comment
  UCSB31581  Astragalus trichopodus var. lonchus Kato, Yoriko Los Angeles Three miles inland on Latigo Canyon road off Pacific Coast Highway Comment
  JEPS54532  Astragalus trichopodus var. phoxus W. L. Jepson 1935-4-17 17071 Los Angeles Bouquet Canyon Bouquet Canyon (canyon bottom) Comment
  UCR184210  Athysanus pusillus A. C. Sanders, T. B. Salvato 2007-4-24 33503 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  RSA608069  Athysanus pusillus L. C. Wheeler 1931-2-28 s.n. Los Angeles Base of San Gabriel Mountains at Claremont - La Verne: S of Thompson Creek Dam. Comment
  RSA452453  Atriplex Anstruther Davidson s.n. Los Angeles San Gabriel Mountains. Comment
  UCR119253  Atriplex californica Jeremiah George 2001-9-20 s.n. Los Angeles South Coastal Plains Region, Torrance, 'rat beach' c. 0.25 mi. north of Malaga Cove 3 Comment
  RSA155921  Atriplex californica P. H. Raven 1962-7-10 17951 Los Angeles Near west shore of island, due west of Wall 2, San Clemente Island Comment
  RSA452709  Atriplex californica George R. Johnstone 1926-9-5 s.n. Los Angeles San Clemente Island. Comment
  UCR73413  Atriplex coulteri T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5168 Los Angeles San Clemente Island, 950 ft. WNW of Stone at the beginning of Stone Canyon drainage. 442 Comment
  RSA457630  Atriplex johnstonii L. C. Wheeler 1933-4-27 1657 Los Angeles Playa del Rey (Type loc.) 8 Comment
  SDSU5533  Atriplex leucophylla R. M. Beauchamp 1967-6-2 546 Los Angeles San Clemente Island. Comment
  UC1191362  Atriplex leucophylla Malcolm A. Nobs, S. Galen Smith 1948-9-8 645 Los Angeles mouth of creek just w Malibu; w of Malibu Comment
  SFV17272  Atriplex prostrata B. N. Nguyen 1998-1-14 s. n. Los Angeles Malibu Lagoon State Beach. Along Malibu Creek near ocean. Comment
  UCR229516  Atriplex prostrata Jeremiah George 2011-8-18 s.n. Los Angeles South Coast, Wilmington, NE corner of intersection of Pacific Coast Hwy and Terminal Island (103) Fwy 3 Comment
  RSA478353  Atriplex prostrata H. L. Bauer 1931-7-12 s.n. Los Angeles Playa Del Rey Comment
  CHSC95748  Atriplex semibaccata Joseph Marlowe Keefe 2001-1-19 30889 Los Angeles San Rafael Mountains. South facing slope on north side of Upperton Avenue (north across the street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California, 90042. 262 Comment
  RSA478401  Atriplex semibaccata F. R. Fosberg 1931-4-13 S 4600 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach. 0 Comment
  RSA593584  Atriplex semibaccata Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8907 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SBBG31264  Atriplex semibaccata R. F. Thorne 1966-9-14 36623 Los Angeles Middle Ranch, Middle Ranch Cyn 213 Comment
  UCR213547  Atriplex suberecta Michael Honer 2003-7-8 1846 A Los Angeles Transverse Range, Liebre Mountains, Tapia Canyon area, c. 2-3 air miles west of I-5 Freeway junction with Ridge Route Rd. 549 Comment
  RSA65430  Atriplex subspicata F. W. Peirson s.n. Los Angeles Long Beach Comment
  UCR271807  Avena barbata R. G. Swinney 2010-3-24 12065 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
  UCR281617  Avena barbata R. G. Swinney 2014-5-21 16639 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA675878  Avena fatua LeRoy Gross 2003-3-23 815 Los Angeles Housing tract known as Sunhill Estates, on the south bluff overlooking the Big Tujunga Wash, in the city of Sunland. 335 Comment
  SD215341  Avena fatua Steve Boyd, Lauren Raz 1997-3-26 9357 Los Angeles Liebre Mountains Region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of Antelope Valley, south of Fairmount Reservoir. 975 Comment
  UCR256870  Avena fatua R. G. Swinney 2010-6-8 13216 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA0034974  Avena fatua P. R. Brown 1970-4-9 10 Los Angeles Canon de Lana [county not specified], [Woodland Hills Nature Center?] Comment
  RSA563040  Avena sativa D. Charlton 1991-5-27 5304 Los Angeles Mojave Desert: Junction 90th and C Streets west of Palmdale and south of Little Rock on road to Edwards AFB. 945 Comment
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Jan 20 2015
  POM10012  Azolla filiculoides Philip A. Munz 1921-05 4554 Los Angeles Pool in South Hills, So. of San Dimas 426 Comment
  UC1783434  Azolla filiculoides A. C. Sanders 2003-8-6 27137 Los Angeles Santa Clara Riverbed 304 Comment
  CAS-BOT-BC98732  Baccharis douglasii Geo. B. Grant 1897-9-30 s.n. Los Angeles Los Angeles River, Los Angeles Comment
  RSA760716  Baccharis pilularis R. G. Swinney 2008-12-4 9932 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  CATA66  Baccharis salicifolia Mark L. Hoefs, A. Douglas Propst 1973-3-3 46 Los Angeles Santa Catalina Island: Cottonwood Canyon, just below Escondido 213 Comment
  RSA659578  Baccharis salicifolia Brian McColgan 1988-5-19 21 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 854 Comment
  SEINET774602  Baccharis salicifolia T. Reeves, S. Jordan 1975-5-18 R- 2646 Los Angeles San Gabriel Mts., 0.9mi NE of La Canada on Hwy 2 Comment
  RSA0030919  Baccharis salicifolia Bonnie C. Templeton, Ira W. Clokey 1930-3-11 1414 Los Angeles Westwood Hills. Santa Monica Mts. 200 Comment
  CAS-BOT-BC75747  Berberis nevinii Carl B. Wolf 1927-7-27 682 Los Angeles About one-half mile south of San Fernando. Comment
  RSA435910  Berberis nevinii F. W. Peirson 1921-3-3 s.n. Los Angeles Near stream, Arroyo Seco 335 Comment
  RSA5778  Berberis nevinii C. B. Wolf 1932-7-6 3834 Los Angeles San Fernando Valley, 2 blocks east of Pacoima Grammar School on Van Nuys Blvd. 335 Comment
  UC2062994  Berberis nevinii Mark Elvin with Michael Wall 1997-3-5 362 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection with [Padua Avenue], 50 m off road. Comment
  SJSU3875  Berberis pinnata C. W. Sharsmith 1963-12-30 7174 Los Angeles Eaton Canyon, San Gabriel Mts 670 Comment
  CDA2994  Beta vulgaris T. C. Fuller 1981-4-1 20349 Los Angeles Ballona Marsh, 200 meters north of 431 East Culver Blvd., Playa del Rey 0 Comment
  POM350849  Bidens pilosa S. B. Parish 1909-11-29 7175 Los Angeles Along ditches, Pasadena Comment
  CDA6796  Bidens pilosa Phillipson 1915-6-12 Los Angeles Monrovia. Comment
  POM294577  Bidens pilosa Lyman Benson 1945-10-22 11904 Los Angeles Claremont. 335 Comment
  RSA607595  Bidens pilosa var. pilosa L. C. Wheeler 1966-10-25 9074 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  HSC95615  Bituminaria bituminosa Scott D. White 2003-10-22 9839 Los Angeles Foothills above Sierra Madre. L.A. Dept of Public Works 'Sierra Madre" Debris Basin. Northern terminus of Sumac St. (Mt. Wilson) 366 Comment
  UCSB71759  Bituminaria bituminosa White, Scott 2003-10-22 Los Angeles San Gabriel Mountains: foothills above Sierra Madre; Los Angeles Dept. of Public Works "Sierra Madre" Debris Basin; northern terminus of Sumac St.; T1N R11W S16, NW1/4 366 Comment
  CAS-BOT-BC100264  Blennosperma nanum var. nanum W. S. Lyon 1883-5-1 s.n. Los Angeles near Wilmington Comment
  CHSC3673  Bloomeria crocea Mary Mac Arthur 1966-6-4 37 Los Angeles Chilao (upper). Comment
  POM199756  Bloomeria crocea var. crocea I. W. Clokey, B. C. Templeton 1929-05 4543 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA659577  Bloomeria crocea var. crocea Brian McColgan 1988-5-14 14 Los Angeles 1 mile N of Padua on Mt. Blady Rd. Comment
  CAS-BOT-BC15862  Boechera arcuata Steve Boyd; Amber Maurice 2004-5-18 11343 Los Angeles Transverse Ranges. Liebre Mountains region. Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon. 610 Comment
  RSA279045  Boechera californica R. F. Thorne 1971-4-23 41475 Los Angeles disturbed ground near Santa Anita Canyon Road. San Gabriel Mountains. 457 Comment
  POM50052  Boisduvalia glabella L. R. Abrams 1901-6-6 1740 Los Angeles Ballona Creek, Mesmer. Comment
  CAS-BOT-BC30971  Bolboschoenus maritimus J. Ewan 1930-9-15 5525 Los Angeles Ballona Creek near Playa del Rey Road. 7 Comment
  LA8054-  Bothriochloa barbinodis Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA604916  Bowlesia incana L. C. Wheeler 1965-5-16 8704 Los Angeles Liebre Mountain: Ravine S of Two Shay Ranch, Bouquet Canyon. Comment
  UC1930206  Boykinia rotundifolia Mark Elvin, Anne Marie Ruff 1996-8-1 298 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi from gate. South side. Comment
  UCD57087  Brachypodium distachyon Robert F. Thorne; P. Everett 1965-5-11 34532 Los Angeles Santa Catalina Island. E side of Catalina Harbor. 45 Comment
  RSA0081306  Brassica geniculata R. G. Swinney 2010-3-24 12072 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA0081637  Brassica geniculata R. G. Swinney 2010-9-9 13751 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
  RSA66080  Brassica rapa F. W. Peirson 1919-1-26 306 Los Angeles Hills east of Rubio Canyon 548 Comment
  CAS-BOT-BC100422  Brickellia californica L. R. Abrams 1916-10-31 6393 Los Angeles Fremont's Pass Comment
  CAS-BOT-BC100425  Brickellia californica Wesley Griesel 1962-9-14 738 Los Angeles State Hwy #2 between Islip Saddle & Dawson Saddle, San Gabriel Mts. 2133 Comment
  POM294582  Brickellia californica Lyman Benson 1945-12-10 11974 Los Angeles Mouth of Dalton Canyon. San Gabriel Mt. Ranges. 335 Comment
  UC101923  Brickellia californica C. F. Baker 1903-8-2 3696 Los Angeles near Claremont; San Antonio Canyon Comment
  CAS-BOT-BC106219  Brickellia desertorum Grant 1903-1-1 s.n. Los Angeles Pasadena Comment
  PASA2165  Brickellia nevinii Frank W. Peirson September, 1918 Los Angeles Near foot of Mt. Wilson Toll Road 396 Comment
  UC1119093  Brickellia nevinii J. Horton 1936-10-21 418 Los Angeles Wolfskill Falls, Pomona Pomona, Wolfskill Falls 670 Comment
  UCR95519  Brickellia nevinii Steve Boyd, L. Raz 1996-10-8 8992 Los Angeles Liebre Mountains, Bouquet Canyon, c. 1.7 mi south of the junction with Forest Service Road 6N08 561 Comment
  RSA549559  Bromus berteroanus Timothy S. Ross 1992-4-4 6089 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA251434  Bromus carinatus R. F. Thorne 1966-4-16 36024 Los Angeles San Clemente Island: above Wilson Cove, NE end of island 30 Comment
  RSA385311  Bromus carinatus Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Hills, Antelope Valley. Comment
  RSA660244  Bromus carinatus var. carinatus Orlando Mistretta, Peter L. Morrell 1992-6-4 474 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  POM364001  Bromus catharticus Louis Greata 1901-09 s.n. Los Angeles Arroyo Seco. 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
  RSA614150  Bromus diandrus M. E. Siqueiros D. 1997-3-19 4372 Los Angeles Claremont. Bernard Biological Field Station, Claremont Colleges. 412 Comment
  UC535049  Bromus hallii Victor Duran 1933-7-20 3521 Los Angeles San Gabriel Mountains, Buckhorn Buckhorn; San Gabriel Mountains, Buckhorn 1981 Comment
  RSA0105486  Bromus hordeaceus R. G. Swinney 2011-3-18 14148 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  RSA660787  Bromus hordeaceus J. Doughty 1985-5-19 188 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  UCR223335  Bromus hordeaceus R. G. Swinney 2009-5-27 10858 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UC624990  Bromus laevipes F. R. Fosberg 1931-4-7 S 4501 Los Angeles Santa Catalina Island, Hamilton Beach Hamilton Beach; Santa Catalina Island, Hamilton Beach 10 Comment
  SBBG118870  Bromus madritensis S. D. White with P. De Vries 2004-5-18 10411 Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  UC185562  Bromus madritensis subsp. rubens T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  LA105382  Bromus pseudolaevipes Barry A. Prigge; 1989-4-23 8490 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 429 Comment
  SBBG13307  Bromus rubens M. A. Piehl 1962-6-9 62363 Los Angeles Thirst 597 Comment
  UCD59510  Bromus rubens B. Crampton 1955-4-28 2728 Los Angeles Along old State Hwy. 138, 15.5 miles west of Lancaster. Comment
  RSA603904  Bromus sterilis L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  SFV21042  Bromus sterilis L. Gross, V. Soza 2001-6-6 441 Los Angeles Verdugo Mountains North side of mountains. Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) until you come to bottom of canyon in more or less shady, damp area in dry canyon bed. 427 Comment
  UCD34816  Bromus tectorum Beecher Crampton 1963-5-7 6769 Los Angeles Northeastern; 1/2 mile E of Pearblossom, State Hwy. 138. Comment
  UCD59863  Bromus tectorum Daryl Koutnik 1978-3-23 132 Los Angeles North side of State Hwy. 18 and just west of Llano. 975 Comment
  UCR181107  Bromus tectorum R. G. Swinney 1997-4-25 5511 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  RSA0019961  Bromus tectorum Kelly Middleton, David Middleton 1988-5-8 19 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Road intersection 1220 Comment
  CATA1155  Cakile maritima Mark L. Hoefs 1995-5-30 2147 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  LA200783  Calandrinia breweri Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA709674  Calandrinia ciliata LeRoy Gross 2005-4-28 2163 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA613601  Calandrinia ciliata L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Saddle on ridge south of mouth of Big Dalton Canyon. 480 Comment
  UCSB249  Calocedrus decurrens Wedberg, Lee 1954-5-24 Los Angeles Charlton Flat, L.A Co.; Middle mountain forest 1676 Comment
  HSC15386  Calochortus albus David Porter 1965-5-16 Los Angeles 1.0 mi. off Mulholland Hwy. on Old Topanga Canyon Rd. 305 Comment
  POM123239  Calochortus albus Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  SD82934  Calochortus albus Robert F. Thorne, A. C. Gibson 1971-5-22 39764 Los Angeles San Gabriel Mountains, Angeles National Forest, shaded, often rocky places in open woods or brush; Fish Canyon. 548 Comment
  UC714933  Calochortus albus R. C. Foster 1937-6-6 344 Los Angeles n of Claremont (foothills of San Gabriel Mts.); San Gabriel Mts., Cobal Canyon Comment
  CAS-BOT-BC132280  Calochortus catalinae Crawford; Hiatt 1916-3-28 568 Los Angeles Santa Monica Mts. Comment
  IRVC26957  Calochortus clavatus var. gracilis A. C. Sanders 2003-4-17 26065 Los Angeles Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns. 396 Comment
  RSA162807  Calochortus clavatus var. gracilis J. D. Olmsted 1959-6-11 644 Los Angeles Evey Canyon, 1/2 mile west of junction with San Antonio Canyon N of Claremont. Mt. Range: San Gabriel Mountains; Drainage Area: San Antonio Creek 732 Comment
  RSA495625  Calochortus invenustus S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 333 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2017 Comment
  UCR20223  Calochortus invenustus T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, Mt. Gleason 1829 Comment
  UC672152  Calochortus kennedyi Herbert L. Mason 1926-4-26 2991 Los Angeles 1 mi e Palmdale Comment
  UCR223104  Calochortus kennedyi var. kennedyi R. G. Swinney 2009-5-12 10734 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  RSA134733  Calochortus plummerae Percy C. Everett, E. K. Balls 1959-6-29 23873 Los Angeles Stokes Canyon, Santa Monica Mountains. 152 Comment
  RSA681148  Calochortus plummerae LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1052 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  RSA702914  Calochortus plummerae Scott D. White, Michael Honer 2004-6-30 10539 Los Angeles Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  POM1712  Calochortus splendens E. P. Steffa s.n. Los Angeles Claremont (Coble). [Cobal Canyon?] 457 Comment
  RSA711436  Calochortus striatus LeRoy Gross 2005-5-19 2297 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  SEINET3154083  Calochortus weedii var. purpurascens G. B. Grant 1904-6-17 126 Los Angeles Pasadena Comment
  RSA617182  Calycadenia tenella R. G. Swinney 1969-5-10 499 Los Angeles Base of San Gabriel Mts. in and near the city of Glendora. .5 mi. N of Sierra Madre Ave. at E end of Highcrest. 351 Comment
  RSA95092  Calycoseris parryi F. W. Peirson 1921-5-20 2765 Los Angeles Little Rock Creek, San Gabriel Mtns. 976 Comment
  CATA1646  Calystegia macrostegia Mark L. Hoefs, Steven A. Junak 1998-6-12 2929 Los Angeles Santa Catalina Island: At Isthmus, across from Catalina Harbor 6 Comment
  RSA0083306  Calystegia macrostegia R. G. Swinney 2010-3-22 12039 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  SFV5514  Calystegia macrostegia W. A. Kelley May 1966 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UCR97797  Calystegia macrostegia Scott D. White 1997-3-12 4765 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  SD52944  Calystegia macrostegia Peter H. Raven 1962-4-9 17143 Los Angeles San Clemente Island; grassy slopes near barracks, Wilson Cove. 60 Comment
  SDSU5652  Calystegia macrostegia subsp. amplissima R. M. Beauchamp 1967-3-19 317 Los Angeles San Clemente Island. Comment
  RSA199045  Calystegia macrostegia subsp. intermedia W. M. Gauntt 1966-4-30 182 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  RSA746575  Calystegia peirsonii R. G. Swinney 2008-5-13 8853 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. (Lat/Long +/- 1000m) 1293 Comment
  RSA764516  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2625 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, SE of Elizabeth Lake Rd. 958 Comment
  RSA0042677  Camissonia Laura Moore, Jean Moore 1999-4-25 030 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  UCR94691  Camissonia boothii A. C. Sanders, E. J. Lott 1993-5-6 13949 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA244397  Camissonia californica Robin S. Collins 1973-4-9 229 Los Angeles San Gabriel Mountains, Angeles National Forest, Trail Canyon, near trail ca. 1/2 mile from its start. 609 Comment
  UCR220236  Camissonia californica R. G. Swinney 2009-4-15 10337 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, north of Azusa, El Encanto Azusa River Wilderness Park 296 Comment
  RSA75424  Camissonia californica F. W. Peirson 1951-1 349 Los Angeles Hills west of Arroyo Seco, Pasadena. Comment
  UCR222731  Camissonia campestris R. G. Swinney 2009-5-12 10729 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  UCR269932  Camissonia campestris R. G. Swinney 2010-5-19 12791 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA586990  Camissonia campestris subsp. campestris Orlando Mistretta 1992-5-8 306 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA725110  Camissonia campestris subsp. campestris Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -53 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA454029  Camissonia cheiranthifolia subsp. suffruticosa E. S. Spalding 1923-5-3 s.n. Los Angeles Manhattan Beach. Comment
  UCR273548  Camissonia confusa R. G. Swinney 2011-6-22 15242 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
  RSA448981  Camissonia hirtella Anstruther Davidson 1915-8-1 3083 Los Angeles Camp Baldy. Comment
  UCR127170  Camissonia hirtella A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26136 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
  UCR191713  Camissonia hirtella A. C. Sanders 2008-4-18 34953 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 959 Comment
  RSA780008  Camissonia micrantha R. G. Swinney 2009-4-7 10301 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA506206  Camissonia pallida subsp. pallida Louis C. Wheeler 1967-5-12 9437 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA601937  Camissonia strigulosa Louis C. Wheeler 1946-5-12 6202 Los Angeles San Gabriel Mountains. Chilao Guard Station. Comment
  UC1122293  Camissonia strigulosa Jerome S. Horton 1936-5-26 348 Los Angeles Brown's Flat Cucamonga Quadrangle Comment
  UCR160088  Camissonia strigulosa L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., N of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  RSA75384  Camissonia strigulosa F. W. Peirson 1951-5-13 344 Los Angeles Arroyo Seco, Pasadena. Comment
  SDSU3316  Camissoniopsis bistorta H. Wedberg 1957-4-6 Los Angeles Point Dume, 74.8 Comment
  SDSU3336  Camissoniopsis bistorta H. Wedberg 1959-4-12 408 Los Angeles Tapia Park, Santa Monica Mountains. Comment
  LA200695  Camissoniopsis cheiranthifolia subsp. suffruticosa Leo Boyd; 1953-4-10 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  UCSB8428  Camissoniopsis cheiranthifolia subsp. suffruticosa Wedberg, Lee 1954-4-19 Los Angeles Playa dal Rey 30 Comment
  SDSU8630  Camissoniopsis guadalupensis subsp. clementina R. M. Beauchamp 1967-3-19 330 Los Angeles Growing in sand dunes south of Darter spotting station, south of West Cove, San Clemente Island Comment
  SFV5536  Camissoniopsis hirtella M. L. Vincent 1965-5-27 657 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Las Virgenes Road. 300 Comment
  UCR270242  Camissoniopsis hirtella R. G. Swinney 2011-7-7 15444 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  SFV1432  Capsella bursa-pastoris K. A. Wilson 1961-2-21 870 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  UC10290  Capsella bursa-pastoris W. H. Brewer Feb. 1861 170 Los Angeles San Gabriel Comment
  UCR78151  Capsella bursa-pastoris Wandalee Thompson 1964-4-8 25 Los Angeles Transverse Range; Liebre Mtns., Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest. 808 Comment
  SBBG19221  Capsella bursa-pastoris M. A. Piehl 1963-12-8 631095 Los Angeles Cave Cyn, 0.25 mi from mouth 30 Comment
  CATA3245  Cardamine californica Amy Catalano 2017-2-10 002 Los Angeles Santa Catalina Island: West End Rd., south side, between Cherry Valley and Fourth of July Cove, 140 meters from entrance to Cherry Valley 0 Comment
  UC402548  Cardamine californica A. R. Davis 1915-7-4 556 Los Angeles mountains above Claremont (Southern California); mountains above Claremont Comment
  POM369316  Cardamine californica var. californica E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon Comment
  RSA66114  Cardamine californica var. integrifolia F. W. Peirson 1911 Los Angeles Arroyo Seco, Pasadena Comment
  UC1713818  Cardionema ramosissimum I. Johnston 1917-6-10 1268 Los Angeles near Mesmer Comment
  CAS-BOT-BC17660  Carex alma Robert F. Thorne; C. W. Tilforth 1971-6-17 39941 Los Angeles Angeles National Forest. San Gabriel Mountains. 2 miles up lower Tujunga Road from Forestry Headquarters. 457 Comment
  RSA639180  Carex alma L. C. Wheeler 1966-10-1 8933 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  UC1133495  Carex alma Jerome S. Horton 1936-5-26 342 Los Angeles Tanbark Flat 853 Comment
  RSA364612  Carex barbarae Anstruther Davidson 1890-1 s.n. Los Angeles Cienega. Comment
  RSA600052  Carex fracta Steve Boyd, Lauren Raz 1997-5-20 9807 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  UCR223541  Carex fracta R. G. Swinney 2009-6-2 11002 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SEINET7559875 Image available Carex globosa Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountain, Northwest slope Smith Mt, along Bear Creek Trail. 1250 Comment
  RSA250479  Carex hassei Robert F. Thorne, John Dourley 1967-10-10 37361 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  HSC24441  Carex lanuginosa R. F. Thorne 1969-7-2 38345 Los Angeles San Gabriel Mtns., Angeles National Forest, at Big Pines 2088 Comment
  RSA730289  Carex multicaulis R. G. Swinney 1998-8-5 6642 Los Angeles San Gabriel Mtns.: Prairie Fork, c. 250 m east of confluence with Vincent Gulch 1366 Comment
  RSA763749  Carex multicaulis Orlando Mistretta, Christine Mistretta 2008-5-20 3141 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 95 per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1453 Comment
  CAS-BOT-BC118423  Carex praegracilis Robert F. Thorne 1966-4-6 35902 Los Angeles Santa Cataline Island: along small stream running into reservoir N of Catalina Airport. 441 Comment
  POM11450  Carex praegracilis Phillip A. Munz, R. D. Harwood 1920-3-13 3295 Los Angeles San Jose Hills, 2.5 miles west of Pomona. 305 Comment
  RSA656850  Carex schottii Valerie Soza, Laura Moore 2000-6-14 1015 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  UCR224017  Carex spissa Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11682 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  SBBG57196  Carex subfusca V. Duran 1933-7-21 3524 Los Angeles Buckhorn 1981 Comment
  RSA229088  Carex subfusca Robert F. Thorne 1969-7-29 38850 Los Angeles wet, open N facing slope above Angeles Crest Hwy, N and below Lily spring at headwaters of S fork, Big Rock Creek, ca 2 mi. S of Dawson Saddle 2317 Comment
  PASA994  Castilleja Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  CHSC1716  Castilleja affinis E. Thomas 1940-2-24 Los Angeles Wash land near Padua Hills. Comment
  CATA921  Castilleja exserta Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1773 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  UC998920  Castilleja exserta P. O. Schallert 1944-4-28 Los Angeles Monrovia Comment
  UCR155369  Castilleja exserta A. C. Sanders 2005-5-11 30125 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
  UCR192201  Castilleja exserta A. C. Sanders 2008-4-16 34896 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  SBBG68628  Castilleja exserta subsp. exserta R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  RSA402067  Castilleja exserta subsp. exserta Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon Comment
  SD69530  Castilleja exserta subsp. exserta Robert F. Thorne 1966-4-7 35985 Los Angeles Santa Catalina Island: grassy slope S of Parson Landing and SW of Arrow Point, W end of island 60 Comment
  UCR20066  Castilleja gleasoni T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, Horse Flat Campground 1738 Comment
  JEPS77654  Castilleja grisea Peter H. Raven 1962-5-10 17735 Los Angeles walls of deep canyon due n of Boulder San Clemente Island 274 Comment
  RSA515116  Castilleja grisea Aaron Liston, Orlando Mistretta, Rieseberg 1989-4-28 796 -2 Los Angeles San Clemente Island: Horse Beach Canyon, S end of island 18 Comment
  RSA660877  Castilleja grisea Orlando Mistretta 1992-4-5 140 Los Angeles Guds, San Clemente Island. Comment
  UCR150391  Castilleja linariifolia L. C. Wheeler 1946-8-27 6261 Los Angeles Transverse Ranges; San Gabriel Mtns, Sandrock Creek at Pearblossom Hwy, near confluence of Sandrock Creek and Big Rock Creek; 0.25 mi SE of Big Rock Patrol Station 1113 Comment
  JEPS27010  Castilleja miniata Gale Sphon 1959-7-4 Los Angeles 1 mi n Little Jimmy Springs (Angeles Crest Highway); Angeles National Forest Comment
  UC1584057  Castilleja minor subsp. spiralis Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4046 Los Angeles ne of Tie Summit Station (e of Angeles National Forest, Tujunga Ranger District, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tie Canyon 1463 Comment
  RSA552396  Castilleja plagiotoma D. Charlton 1990-5-12 4219 Los Angeles Kentucky Springs, Sierra Highway; northern edge of Angeles National Forest. 1037 Comment
  RSA725071  Castilleja plagiotoma Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -77 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  UCSB8699  Castilleja subinclusa subsp. subinclusa Haller, John 1957-4-13 Los Angeles Mint Canyon, ca. 5 miles E. of road to Acton and 10 rd. miles E. of Angeles Forest Hwy. 914 Comment
  RSA531095  Caulanthus amplexicaulis var. amplexicaulis H. E. Hasse, Davidson 1906-6-1 1505 Los Angeles Lowell Mine, Big Rock Creek Comment
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Nov 19 2015
  RSA0059396  Caulanthus coulteri var. coulteri Bonnie C. Templeton, Ira W. Clokey 1930-5-27 1422 Los Angeles 1 mi north of Elizabeth Lake. 850 Comment
  SBBG72126  Caulanthus heterophyllus M. N. Ackley -Feb-1928 147 Los Angeles Eagle Rock (cf. var. pseudosimulans Buck, nom. illegit.) Comment
  SBBG51624  Caulanthus lasiophyllus R. Gustafson, C. Davidson 1977-4-20 404 Los Angeles Escondido Cyn Rd ca. 1 mi NE of jct with Agua Dulce Cyn Rd 762 Comment
  RSA592522  Ceanothus arboreus Mark Hoefs, D. Propst 1973-3-3 31 Los Angeles Santa Catalina Island: west side of Black Jack Mt. 412 Comment
  UCR142484  Ceanothus arboreus F. R. Fosberg 1931-3-23 S- 4326 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 60 Comment
  UCR204891  Ceanothus crassifolius R. G. Swinney 2008-3-31 8592 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA398864  Ceanothus crassifolius John P. Hill 1933-3-24 s.n. Los Angeles Verdugo Woodlands, near Los Angeles Comment
  UCR199008  Ceanothus greggii Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  CAS-BOT-BC50079  Ceanothus insularis Ezra C. Knopf 1926-3-30 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  UCSB36642  Ceanothus integerrimus Brownell, Kathleen 1980-5-18 Los Angeles Intersection of Mt.Baldy Road and Glendora Ridge Rd.; San Gabriel Mtns. Angeles National Forest 1219 Comment
  RSA95335  Ceanothus integerrimus F. W. Peirson 111 Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  CAS-BOT-BC50575  Ceanothus leucodermis W. R. Dudley 1907-12-1 s.n. Los Angeles Sawpit Canyon near Monrovia Comment
  CAS-BOT-BC50595  Ceanothus leucodermis Brandegee 1889-5-1 11 Los Angeles Pasadena Comment
  UC147953  Ceanothus leucodermis C. F. Baker 1909-5-15 5346 Los Angeles San Antonio Canyon Comment
  UCR277157  Ceanothus leucodermis R. G. Swinney 2011-6-15 15177 B Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  SDSU10307  Ceanothus megacarpus D. F. Howe 1947-3-22 1515 Los Angeles Topango Canyon, about 3.0 miles from ocean. Comment
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May 22 2014
  SEINET12209921  Ceanothus megacarpus I. W. Clokey, Templeton, B. 1929-1 4507 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  UC1929608  Ceanothus megacarpus var. insularis Mark Elvin, Sarah Crockett 1997-3-17 376 Los Angeles Channel Island; Santa Catalina Island: N & mesic E. slopes. Comment
  UC729804  Ceanothus megacarpus var. megacarpus Carl B. Wolf 1932-5-10 3541 Los Angeles Along ridge between summit of the equestrian trail and Mt. Shatto Santa Catalina Island Comment
  CAS-BOT-BC63311  Ceanothus spinosus Louis C. Wheeler 1932-3-5 456 Los Angeles Mandeville Canyon, Santa Monica Mts. 121 Comment
  CAS-BOT-BC63348  Ceanothus spinosus Ernest Braunton 1902-5-27 272 Los Angeles Sherman. Comment
  CLARK-A1528-3901  Ceanothus spinosus Alfred R. Roos 1948-4-9 Los Angeles Santa Monica Mountains Comment
  RSA599192  Ceanothus spinosus Scott D. White 1997-3-12 4742 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  SBBG41220  Ceanothus vestitus J. P. Broughton 1970-4-19 Los Angeles just outside Devil's Punchbowl County Park Comment
  CDA22100  Celtis australis R. E. Riefner Jr. 2006-4-29 06 -158 Los Angeles City of Pasadena, canyon in vicinity of Candeo Drive and Wierfield Drive. Comment
  UC1584266  Centaurea benedicta Tim Ross and Steve Boyd 1990-6-6 2844 Los Angeles Green Valley Pasture Lake Hughes Quadrangle, San Francisquito Canyon, Green Valle 926 Comment
  SEINET3146187  Centaurea melitensis G. B. Grant 153 Los Angeles Pasadena Comment
  RSA320813  Centaurea melitensis F. C. Boutin 1967-4-23 1633 Los Angeles San Clemente Island: Wilson Cove Comment
  UCR87151  Centaurea repens R. D. Goeden, J. Teerink 1995-6-15 s.n. Los Angeles Western Mojave Desert, Sierra Hwy, north of Lancaster 701 Comment
  RSA0029401  Centaurium exaltatum Justin M. Wood, K. VinZant, T. Valentovich 2012-6-6 4778 Los Angeles Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  SD236200  Centromadia parryi subsp. australis Matthew Malle 2008-10-8 Los Angeles South Coast; Los Angeles Basin Region: Torrance, triangular parcel on west side of Crenshaw Blvd, between W. 208th St. and Dominguez St., south of Dow Chemical facility, c. 1.6 m. (air) south of 405 Fwy 20 Comment
  LA38637  Cerastium glomeratum Henry J. Thompson; 1959-11-23 3008 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  RSA656416  Ceratonia siliqua Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 676 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 518 Comment
  UCD105637  Cercis occidentalis Beth Greenhalgh 1993-3-4 11 Los Angeles Santa Monica Mtns., Kanan Cyn., Malibu, 1.5 S of S tunnel on side of road. 426 Comment
  CAS-BOT-BC142135  Cercocarpus betuloides Mary H. Ward 1971-2-17 125 Los Angeles San Rafael Hills behind Linda Vista, southwestern Pasadena 304 Comment
  PASA1219  Cercocarpus betuloides Frank W. Peirson 1927-3-19 Los Angeles Seminole Hot Springs Region, Santa Monica Mts. Comment
  CAS-BOT-BC142132  Cercocarpus betuloides var. betuloides Munz; Street; Williams 1919-4-5 2450 Los Angeles Puddingstone Canyon Comment
  RSA599806  Cercocarpus betuloides var. betuloides Steve D. Boyd, Lauren Raz 1997-3-25 9298 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
  UC1127865  Cercocarpus betuloides var. betuloides H. A. Jensen 1933-4-10 282 Los Angeles Verdugo Mountain 762 Comment
  CAS-BOT-BC142141  Cercocarpus betuloides var. betuloides Marian L. Campbell 1921-3-29 129 Los Angeles On road to Santa Barbara. Comment
  POM155809  Cercocarpus betuloides var. blancheae M. B. Dunkle 1928-4-21 1871 Los Angeles Santa Catalina Island. Renton Mine Road 274 Comment
  UC729809  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-10 3533 Los Angeles 100 yards se of summit of the Equestrian Trail (back of Avalon); Santa Catalina Island 304 Comment
  UC859401  Cercocarpus betuloides var. blancheae Ezra C. Knopf 352 Los Angeles Santa Catalina Island Comment
  UCSC001444  Cercocarpus ledifolius Peter Kamb 1943-5-31 617 Los Angeles East ridge of Mt Islip Mt Islip - San Gabriel Mountians 2377 Comment
  SEINET6048893  Cercocarpus montanus Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  LA209799  Chaenactis artemisiifolia J. Sauer; Stephanie Hedges 1978-5-27 6037 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, High ridge in park Comment
  SDSU6499  Chaenactis artemisiifolia M. Wedberg 1966-4-3 1191 Los Angeles Above Hill Dr. at Neal, in Eagle Rock. Comment
  POM351650  Chaenactis artemisiifolia Robin S. Collins 1973-5-28 306 Los Angeles 2 - 2 1/2 miles into canyon from beginning of pack trail 822 Comment
  RSA0119794  Chaenactis fremontii R. G. Swinney 2014-4-30 16282 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA0116112  Chaenactis glabriuscula R. G. Swinney 2010-6-1 13174 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
  SEINET2029300 Image available Chaenactis glabriuscula var. curta Muriel F. Wheeler 1938-5-26 894 Los Angeles Thompson Xcreek Wash, 1.5 miles northeast of La Verne 375 Comment
  CDA30210  Chaenactis glabriuscula var. glabriuscula J. Dittes 2006-5-3 1386 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Cyn.; ca. 3.7 air-miles northeast of Verdugo Hills High School, ca. 2.5 air-mile southwest of Condor Peak., ca. 2.5 air-miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd Comment
  UC149135  Chaenactis glabriuscula var. glabriuscula LeRoy Abrams 1902-6-9 2503 Los Angeles edges of sand-dunes, Playa del Rey Playa del Rey Comment
  UC54051  Chaenactis glabriuscula var. glabriuscula L. A. Greata 1903-5-1 318 Los Angeles Arroyo Seco Comment
  CAS-BOT-BC277516  Chaenactis glabriuscula var. lanosa G. B. Grant 1902-5-5 4932 Los Angeles Lincoln Park Comment
  UCD130363  Chaenactis glabriuscula var. lanosa Daryl Koutnik; Vickie Dawes 1978-4-20 385 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  SEINET3859872  Chaenactis stevioides R. G. Swinney 2009-4-24 10458 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  SBBG131529  Chamaesyce S. A. Junak 1999-7-17 SCa 1072 Los Angeles Middle Ranch, Janet Takara's house 213 Comment
  JEPS51891  Chamaesyce albomarginata F. W. Peirson 1919-6-13 459 Los Angeles Sam Gabriel Mtns, Rock Creek Canyon Comment
  SEINET4044603  Chamaesyce polycarpa D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. Pt. Mugu State Park. 30 Comment
  POM86477  Chamaesyce polycarpa var. polycarpa George B. Grant 3855 Los Angeles Pasadena Comment
  RSA763236  Chamomilla suaveolens Justin M. Wood 2010-5-10 1580 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA782209  Chenopodium R. G. Swinney 2009-8-25 11488 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA423259  Chenopodium album L. C. Wheeler 1932-10-7 1421 Los Angeles U. C. L. A. Campus, W Los Angeles. 137 Comment
  POM307008  Chenopodium berlandieri var. sinuatum Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1915 Los Angeles San Gabriel Wash. Comment
  LA97335  Chenopodium californicum Kei Nakai; Frank Almeda 1976-4-5 TCSP 1 12 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Vicinity of Trippet Ranch 365 Comment
  RSA478490  Chenopodium californicum Reid V. Moran 1941-2-17 578 Los Angeles East side of ravine, Middle Ranch, San Clemente Island. 500 Comment
  UCR270114  Chenopodium fremontii R. G. Swinney 2010-9-9 13800 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
  RSA762462  Chenopodium murale R. G. Swinney 2009-3-11 10093 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA592309  Chenopodium pumilio L. C. Wheeler 1967-5-13 9512 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  UC2026424  Chenopodium strictum var. glaucophyllum Louis C. Wheeler 1966-10-25 9068 Los Angeles SAN GABRIEL MOUNTAINS: E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UCD57912  Chloris berroi P. B. Dickey 1939-7-10 1004 Los Angeles SCS Nursery Littlerock, row 21. 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
  RSA791802  Chorizanthe parryi var. fernandina Mark A. Elvin, Cathleen Weigand 2003-4-8 2453 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, north of highway 126. 319 Comment
  CAS-BOT-BC244730  Chorizanthe staticoides G. B. Grant 1900-4-8 s.n. Los Angeles Garranza Comment
  POM199696  Chorizanthe staticoides I. W. Clokey, Bonnie C. Templeton 1929-04 4494 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  RSA783170  Chorizanthe staticoides Elizabeth A. Kempton, Eric Paul 2006-6-11 392 Los Angeles Roadside along N2, Ridge Road 1223 Comment
  UCR127011  Chorizanthe staticoides A. C. Sanders, Mark A. Elvin 2003-6-18 26939 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  UCR177735  Chorizanthe staticoides LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1091 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  RSA590667  Chorizanthe watsonii Tim S. Ross, S. D. Boyd 1990-5-29 2693 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  RSA756902  Chorizanthe watsonii R. G. Swinney 2008-6-17 9026 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UCR163454  Chorizanthe watsonii B. G. Pitzer 1998-5-23 3716 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, 12.8 mi (air) west of the San Bernardino Co. line, 240th St. East, c. 3.6 mi. north of junction with El Mirage Rd (Ave. 'P') & c. 2.9 mi. south of Avenue 'J 866 Comment
  RSA778922  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2010-6-2 5242 Los Angeles Mill Creek Canyon, 1.40 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1348 Comment
  UCR202719  Chrysothamnus nauseosus R. G. Swinney 2001-8-18 8058 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  RSA601157  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1966-10-22 9042 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  LA35975  Cirsium occidentale var. californicum Peter H. Raven; 1959-5-9 Los Angeles Santa Monica Mountains, Medea Creek, Malibu Creek, near mouth 45 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
  CAS-BOT-BC292692  Cirsium occidentale var. venustum W. R. Dudley; F. H. Lamb 1896-6-9 4420 Los Angeles Elizabeth Lake Canyon, Liebre Mountains Comment
  CAS-BOT-BC292695  Cirsium occidentale var. venustum Peter H. Raven 1956-7-8 9666 Los Angeles Ridge just west of University of California campus, Santa Monica Mts. Comment
  RSA258369  Cirsium vulgare C. W. Tilforth 1972-4-28 s.n Los Angeles [Unspecified] Comment
  CAS-BOT-BC228707  Cistanthe umbellata Le Roy Abrams; E. A. McGregor 1908-7-3 608 Los Angeles North Baldy Mountain, San Gabriel Mountains 2743 Comment
  RSA563516  Cistus creticus T. S. Ross, Walter Appleby 1993-4-15 6821 Los Angeles Western SAn Gabriel Mts: southerly draw ca 515 m ssw of May canyon saddle, draining to Wilson Canyon 1011 Comment
  RSA594734  Cistus ladanifer T. S. Ross 1995-4-7 8357 Los Angeles Templin Highway ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  RSA747094  Cistus ladanifer A. C. Sanders, T. B. Salvato 2009-5-19 36832 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  CHSC3723  Clarkia cylindrica Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  SFV6279  Clarkia cylindrica M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains Oat Mountain. Along main ridge road. 1021 Comment
  RSA458825  Clarkia cylindrica W. P. Burger 1979-5-15 99 Los Angeles One mile west of N1 along Muhulan [Mulholland?] Hwy. Santa Monica Mountains. 457 Comment
  RSA73317  Clarkia cylindrica subsp. cylindrica F. W. Peirson 1922-6-3 771 Los Angeles North slope of Liebre Mts. 1220 Comment
  UC1018317  Clarkia cylindrica subsp. cylindrica H. Lewis and M. Lewis 1947-5-7 212 Los Angeles 0.4 mi n Latigo Canyon Road (Decker Road); Santa Monica Mts. Comment
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Jun 27 2006
  RSA448253  Clarkia dudleyana Geo. L. Moxley 1915-7-4 358 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  SD41994  Clarkia dudleyana Darley F. Howe 1947-5-4 1567 Los Angeles Mint Canyon. Comment
  POM96837  Clarkia dudleyana P. A. Munz 1926-5-3 10814 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  RSA628622  Clarkia epilobioides Sandy Leatherman, B. Daniels 1998-5-8 1 Los Angeles Santa Monica Mountains: south of Woolsey Canyon Road approx. 1 mile down the existing dirt road. 366 Comment
  UCD104887  Clarkia purpurea A. C. Sanders; Mark A. Elvin, et al. 2003-4-14 25951 Los Angeles NE end of Santa Susana Mtns. Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  CAS-BOT-BC172541  Clarkia purpurea subsp. purpurea Ernest Braunton 1902-6-1 s.n. Los Angeles Elysian Park Comment
  UC1018318  Clarkia purpurea subsp. quadrivulnera H. Lewis and M. Lewis 1947-5-7 210 Los Angeles 0.9 mi n Ranger Station (Decker Road); Santa Monica Mts. Comment
  SEINET10632448  Clarkia rhomboidea Robert F. Thorne 1971-6-26 Thorne 40608 Los Angeles Sam Gabriel Mts., Angeles National Forest: Yellow pine-mixed evergreen forest N slope San Gabriel Peak, elev. ca 4700 feet. 1435 Comment
  JEPS43760  Clarkia similis John Thomas Howell 1928-5-6 3777 Los Angeles between Fern Lodge and Madrona Flat; San Gabriel Mts., East Fork of Santa Anita Canyon Comment
  RSA229027  Clarkia unguiculata Robert F. Thorne, C. W. Tilforth 1971-6-29 40728 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  UCR147726  Clarkia unguiculata Steve Boyd, Amber Maurice 2004-5-18 11322 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  UCR265510  Clarkia unguiculata Dan S. Cooper 2015-4-3 315- 17 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park area, Los Angeles, south edge of Forest Lawn Dr. adjacent to Forest Lawn Cemetery 159 Comment
  UCSB51886  Clarkia unguiculata Love, Milton 1967-5-12 Los Angeles South side of Cold Canyon Road, 1.2 miles east of its junction with Puma Road, Santa Monica Mountains 304 Comment
  RSA0059955  Clarkia unguiculata Karin Palmer 1981-5-26 34 Los Angeles 50 yds. west of Mt. Baldy Rd. 2.8 mi. north of Padua Ln. & Mt. Baldy Rd. junction. Comment
  RSA763815  Claytonia parviflora Justin M. Wood 2010-5-10 1606 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR186489  Claytonia parviflora T. B. Salvato 2007-4-27 2091 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  RSA727270  Claytonia parviflora subsp. parviflora R. G. Swinney 1998-5-30 6156 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  CAS-BOT-BC440118  Claytonia perfoliata subsp. perfoliata Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4404 Los Angeles San Clemente Island. E side of island, Bryce Cyn near Malo Point. Comment
  UCR270148  Claytonia perfoliata subsp. perfoliata R. G. Swinney 2011-4-9 14372 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
  CAS-BOT-BC91379  Clematis lasiantha Geo. B. Grant 1900-6-1 s.n. Los Angeles Mount Lowe. Comment
  LA32196  Clematis lasiantha Peter H. Raven; Peter H. Raven 1959-4-3 13914 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, N-facing side of summit. 838 Comment
  UC1584058  Clematis ligusticifolia Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4045 Los Angeles n.e. Tie Summit Station (and e. of Angeles Forest Hwy., w. drainage that meets Tie Canyon); San Gabriel Mts., Angeles Nat'l Forest, Tujunga Ranger Distr 1463 Comment
  LA99290  Clematis pauciflora Peter H. Raven; Henry J. Thompson 1960-7-17 15554 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, shoulder of Saddle Peak. 609 Comment
  UC11111  Cleomella obtusifolia Edw. L. Greene 1889-6-25 Los Angeles Lancaster Comment
  UCR138844  Collinsia heterophylla L. C. Wheeler 1967-5-18 9621 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  OBI9610  Collinsia heterophylla Bill Arbaugh 1966-4-24 s.n. Los Angeles Tapia Park 457 Comment
  RSA408267  Collinsia heterophylla Anstruther Davidson 1920-5-1 s.n. Los Angeles [Unspecified] Comment
  RSA408268  Collinsia heterophylla Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon. 560 Comment
  RSA80170  Collinsia heterophylla F. W. Peirson 1921-6-21 4492 Los Angeles west fork of San Gabriel River 762 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
  CAS-BOT-BC240945  Collinsia parryi Marcus E. Jones 1882-5-2 3205 Los Angeles Pasadena Comment
  CAS-BOT-BC240953  Collinsia parryi Geo. B. Grant 1904-5-5 6260 Los Angeles Arroyo Seco Canyon Comment
  RSA0117315  Collinsia parviflora Steve D. Boyd, Lauren Raz 1997-5-1 9674 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  SBBG103994  Colutea arborescens D. Kucera 1992-6-4 92 -1 Los Angeles Santa Anita Cyn, jct of Sturdevant Falls Trail and trail to Sturdevant Camp and Mt Wilson 548 Comment
  CAS-BOT-BC59724  Comarostaphylis diversifolia subsp. planifolia Brandegee 1889-1-1 12 Los Angeles Santa Catalina Island. Comment
  SDSU4107  Constancea nevinii R. M. Beauchamp 1967-1-28 131 Los Angeles At Eel Point, San Clemente Island. Comment
  UCR210242  Conyza canadensis R. G. Swinney 2008-10-22 9661 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  RSA587489  Conyza canadensis Orlando Mistretta 1994-9-13 1478 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980 1159 Comment
  RSA755625  Cordylanthus nevinii R. G. Swinney 2008-7-15 9205 Los Angeles Winston Peak. 2275 Comment
  UCR146541  Cordylanthus nevinii Scott D. White 2004-8-11 10704 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  UCR163956  Coreopsis B. G. Pitzer 1998-5-12 3681 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  SEINET3347175  Coreopsis bigelovii R. G. Swinney 2009-4-24 10492 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam (Pacifico Mountain 7.5' Q). 963 Comment
  UC1119222  Coreopsis bigelovii A. D. Gifford 1935-3-25 503 Los Angeles 5.25 mi nnw Sawmill Pk.; Tejon Quad. 975 Comment
  UCR270046  Coreopsis bigelovii R. G. Swinney 2011-4-20 14435 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UCSC001211  Coreopsis bigelovii Peter Kamb 1947-3-16 s.n. Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  SEINET3132722  Coreopsis californica J. L. Strother 1968-4-18 614 Los Angeles Rt. 138 betw. Desert Sprgs. & rd. connecting to Victorville Comment
  UCD130995  Coreopsis californica Curtis Clark 1978-4-29 574 Los Angeles west of Palmdale Boulevard at 130th Street. Comment
  UC625001  Coreopsis gigantea F. R. Fosberg 1931-3-27 S 4420 Los Angeles Pebble Beach Road Santa Catalina Island 50 Comment
  UCR51315  Coreopsis gigantea A. C. Sanders 1988-2-3 7594 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  UC277037  Corethrogyne filaginifolia M. L. Canby 1925-11-28 12 Los Angeles n side Newhall Pass; n side Newhall Pass Comment
  UCR277056  Corethrogyne filaginifolia R. G. Swinney 2011-9-22 15672 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), central camp area, north of lodge 976 Comment
  POM40858  Corethrogyne filaginifolia var. filaginifolia Marcus E. Jones 1882-05 s.n. Los Angeles Pasadena. Comment
  UCR24177  Cornus sericea subsp. sericea John C. Roos 1947-5-31 3666 Los Angeles San Gabriel Mtns., near Jackson Lake 1829 Comment
  CHSC100411  Cotula australis John Dittes; Josephine Guardino 2008-2-23 1500 Los Angeles Western Transverse Ranges; Santa Gabriel Mtns.; undesignated s ection of San Fernando Mission Land Grant; City of Sunland; ca. 0.8 air-mile E of 210 Freeway, north of Foothill Blvd., east of Oro Vista Ave. 418 Comment
  RSA654322  Cotula australis Kristina Sargeant 1992-5-20 92 -031 Los Angeles Cal Poly Pomona campus, disturbed area by parking lot behind Administration Building. Comment
  RSA423422  Crassula argentea Robert Gustafson 1981-3-26 2145 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA338478  Crassula connata Jack Delaini, Larry E. DeBuhr 1974-2-21 29 Los Angeles in open, grassy area on top of exposed knoll 548 Comment
  RSA780007  Crassula tillaea R. G. Swinney 2009-4-7 10302 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  JEPS36473  Crepis acuminata F. W. Peirson 1921-7-17 2507 Los Angeles Prairie Fork <of> San Gabriel River San Gabriel Mts. 2011 Comment
  CATA1243  Cressa truxillensis Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2321 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  UC56828  Cressa truxillensis Ernest Braunton 1902-5-15 281 Los Angeles Gardena Comment
  POM266607  Cressa truxillensis Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA4833  Cressa truxillensis James Snow 1932-1 s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim. Station #3. Plant #3. Comment
  CAS-BOT-BC175830  Crossosoma californicum E. R. Blakley 1963-4-7 5518 Los Angeles Middle Ranch Canyon ca. 1 mi. above Middle Ranch, Santa Catalina Island 228 Comment
  POM296511A  Crossosoma californicum Lyman Benson 1953-5-2 15113 Los Angeles Catalina Island. White's Landing 15 Comment
  RSA397733  Crossosoma californicum Reid V. Moran 1941-2-28 655 Los Angeles Johnson Valley, Santa Catalina Island 250 Comment
  SBBG18717  Crossosoma californicum E. R. Blakley 1963-4-8 5557 Los Angeles ridge S of Avalon Valley above Avalon Terrace Comment
  SBBG37786  Crossosoma californicum R. Moran 1941-2-28 655 Los Angeles Johnson Valley 10 Comment
  SD79061  Crossosoma californicum R. Mitchel Beauchamp 1966-8-8 51 Los Angeles Santa Catalina Island, south of Avalon Comment
  SDSU5805  Crossosoma californicum R. M. Beauchamp 1966-8-8 51 Los Angeles South of Avalon. Santa Catalina Island. Comment
  RSA2005  Croton californicus C. B. Wolf 1931-5-13 2001 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  SEINET7295439 Image available Crypsis aculeata Robert F. Thorne 1966-1 36712 Los Angeles Santa Catalina Island: desiccated muddy margin of reservoir at Hay Press 411 Comment
  UCR191739  Cryptantha A. C. Sanders 2008-4-23 35096 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  OBI26280  Cryptantha Mark Schneider 1973-5-14 27 Los Angeles Tip of shalow island pl Sun Valley, Verdugo Mts 549 Comment
  OBI28054  Cryptantha David J. Keil, Dirk Walters 1977-4-30 12291 Los Angeles On S side of Calif rte 138 in vicinity of jctn with Los Angeles Co Rd N-2 across hwy from Quail Reservoir Comment
  RSA0001756  Cryptantha abramsii L. R. Abrams 1903-3-14 3139 Los Angeles San Pedro Hills near Malaga Cove. Comment
  LA31586  Cryptantha clevelandii Henry J. Thompson; 1959-5-31 2058 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  UCR191173  Cryptantha clevelandii R. G. Swinney, Dave Larson 1999-7-21 7569 Los Angeles San Gabriel Mtns., upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE of Browns Flat 1463 Comment
  RSA587252  Cryptantha decipiens Orlando Mistretta 1994-5-13 1200 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon. 1067 Comment
  UCR202733  Cryptantha echinella R. G. Swinney, Cody Clarke 2001-8-22 8071 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
  UC64488  Cryptantha echinella H. M. Hall Los Angeles San Antonio Mountains Comment
  RSA0110845  Cryptantha intermedia R. G. Swinney 2011-5-6 14604 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
  RSA783079  Cryptantha intermedia Pam De Vries 2011-4-20 7778 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  SBBG98683  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5172 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  SD186133  Cryptantha intermedia A. C. Sanders 2003-3-14 25766 Los Angeles Gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Freeway east of the San Gabriel River channel. 157 Comment
Read comments
Apr 28 2009
  UC78690  Cryptantha intermedia T. S. Brandegee 1890-5-16 Los Angeles Santa Catalina Island Comment
  UC557754  Cryptantha maritima Nell Murbarger May, 1936 186 Los Angeles s end San Clemente Island; s end San Clemente Island Comment
  UCR252053  Cryptantha micromeres Dan S. Cooper 2013-4-22 413- 60 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir 233 Comment
  RSA517126  Cryptantha microstachys T. S. Ross 1990-5-14 2501 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga ranger District. 1101 Comment
  RSA80736  Cryptantha microstachys F. W. Peirson 1919-2-12 172 Los Angeles Hills west of Arroyo Seco, near Pasadena 427 Comment
  HSC101308  Cryptantha muricata R. G. Swinney 2009-4-28 10516 Los Angeles Transverse Range, San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  JEPS22753  Cryptantha muricata Rimo Bacigalupi with Reino Alava 1958-7-20 6404 Los Angeles Charlton Flat, close to Angeles Crest Highway (State Highway 2) San Gabriel Mountains, Angeles National Forest 1623 Comment
  RSA0084656  Cryptantha muricata R. G. Swinney 2010-3-10 11817 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  SD253405  Cryptantha muricata R. G. Swinney 2011-7-7 15445 Los Angeles San Gabriel Mts.: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Canyon (Chilao Flat 7.5'Q) 1220 Comment
  UCR271581  Cryptantha muricata R. G. Swinney 2011-5-19 14768 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 'Millie's Apple Orchard 912 Comment
  UCR272512  Cryptantha muricata R. G. Swinney 2011-5-26 14845 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
  CLARK-A1528-1300  Cryptantha muricata var. jonesii Robin L. Kobaly 1972-5-17 RLK 720517 Los Angeles San Gabriel Mountains 304 Comment
  RSA756625  Cryptantha muricata var. jonesii Orlando Mistretta, Christine Mistretta 2008-4-17 2485 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  RSA0079178  Cryptantha muricata var. muricata W. R. Dudley, F. H. Lamb 1896-6-9 4384 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA0079594  Cryptantha muricata var. muricata C. Schapiro 1979-5-28 11 Los Angeles Verdugo Mountains; On fire road at intersection of Covert Ave. and Blanchard Canyon Road, Upper Tujunga. 671 Comment
  SEINET9119024  Cryptantha muricata var. muricata R. Ferber 1991-1 910528 Los Angeles San Rafael Hills, above Padre's Trail. Especially abundant on ridge line near cross. Comment
  RSA0116264  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-17 34931 Los Angeles Transverse Range: hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon. 1037 Comment
  RSA595937  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-12 9421 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR191702  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-11 34857 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 Comment
  UCR89476  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4855 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  RSA584964  Cryptantha nevadensis var. rigida T. S. Ross, Steve D. Boyd 1990-6-1 2765 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  UCR149919  Cryptantha oxygona R. G. Swinney 1999-6-18 7303 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1768 Comment
  IRVC26660  Cryptantha pterocarya L. C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek, 0.75 mi N of Big Rock Springs San Gabriel Mtns. 1159 Comment
  UCR138538  Cryptantha pterocarya var. pterocarya L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mtns./Mojave Desert, [0.5 mi. SE of Valerymo] 1159 Comment
  UCR151232  Cryptantha pterocarya var. pterocarya LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 863 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  RSA0079115  Cryptantha pterocarya var. pterocarya Gary D. Wallace 1982-4-17 1908 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA670644  Cryptantha similis B. C. Templeton 1932-6-1 4876 Los Angeles West Blue Ridge, Big Pines Park 2194 Comment
  RSA608360  Cryptantha simulans L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  IRVC26209  Cuscuta californica A. C. Sanders, Kim Marsden 2003-6-20 26986 Los Angeles Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  POM3645  Cuscuta californica L. R. Abrams 1902-7-5 2654 Los Angeles Azusa. Comment
  SBBG58150  Cuscuta californica R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  UC1595452  Cuscuta ceanothi Tim Ross 1992-7-10 6647 Los Angeles between Coldwater Canyon and Wickiup Canyon (s side of Big Tujunga Creek); San Gabriel Mountains, Big Tujunga Creek 969 Comment
  SBBG5782  Cuscuta denticulata R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR124252  Cuscuta pentagona L. C. Wheeler 1965-10-6 s.n. Los Angeles Devil's Gate Dam: Pasadena Comment
  LA200236  Cuscuta salina var. major Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1968-11-23 4368 b Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  IRVC28607  Cuscuta subinclusa A. C. Sanders, Mark Elvin 2002-6-20 25222 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  RSA761712  Cuscuta subinclusa R. G. Swinney 2008-10-10 9557 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR223293  Cuscuta subinclusa R. G. Swinney 2009-7-23 11380 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
  UC23278  Cuscuta subinclusa Brewer 1800-1 68 Los Angeles Comment
  SD177556  Cylindropuntia acanthocarpa var. coloradensis Louis C. Wheeler 1968-9-8 Los Angeles San Gabriel Mountains, Grandview Canyon. Dry, sunny, gravelly sandy loam bench in canyon bottom. 1463 Comment
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Nov 12 2014
  RSA483549  Cynodon dactylon Amelia Eatherton 1930-05 s.n. Los Angeles Sunny Yard, Eagle Rock Comment
  UC1109346  Cynodon dactylon Peter H. Raven 1962-4-12 17342 Los Angeles Wilson Cove San Clemente Island; , Wilson Cove 45 Comment
  UCR207971  Cynodon dactylon L. C. Wheeler 1933-11-19 2270 Los Angeles San Gabriel Mtns, San Gabriel Canyon 335 Comment
  SD252222  Cyperus Steven A. Junak 1999-5-8 Sca 911 Los Angeles Santa Catalina Island. Lower part of Fern Canyon, just 0.3 mile upstream from junction with Cottonwood Canyon. 121 Comment
  RSA365085  Cyperus esculentus E. S. Spalding 1922-10-9 s.n. Los Angeles [Los Angeles] Exposition Park. Comment
  UCR210023  Cyperus involucratus R. G. Swinney 2008-12-2 9904 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  POM340635  Cyperus involucratus F. R. Fosberg 1973-11-15 55346 Los Angeles San Clemente Island, Wilson s Cove. Comment
  RSA365109  Cyperus odoratus Anstruther Davidson 1917-09 3284 Los Angeles Los Angeles. Comment
  SD252217  Cyperus odoratus Steven A. Junak 2000-10-12 Sca 1409 Los Angeles Santa Catalina Island. On N side of Thompson Reservoir. 195 Comment
  RSA365132  Cyperus squarrosus V. V. Giles 1936-7-5 s.n. Los Angeles Crystal Lake Comment
  POM3172  Datisca glomerata A. J. Cook s.n. Los Angeles Coals Canyon 396 Comment
  RSA586471  Datisca glomerata Orlando Mistretta 1994-6-21 1379 A Los Angeles San Gabriel Mtns: Santiago canyon; drainage northwest of Pacifico Mtn 1829 Comment
  UCSB8388  Datisca glomerata Crum, Charles 1958-7-19 Los Angeles Topanga Canyon creek bed; near Los Angeles, California Comment
  RSA421920  Datura stramonium F. R. Fosberg 1930-7-3 S- 3034 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA657924  Datura wrightii J. Keeling 1980-6-1 39 Los Angeles South side of Big Tujunga Canyon Road, 1/2 mile east of Mt. Gleson intersection, Tujunga 549 Comment
  UCR258921  Datura wrightii R. G. Swinney 2010-5-7 12617 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  RSA0124084  Datura wrightii Louis C. Wheeler 1967-7-18 10101 Los Angeles Little Tujunga Canyon at Gold Creek Road. 488 Comment
  SBBG11029  Deinandra clementina R. Moran 1958-9-15 6837 Los Angeles Wilson Cove 50 Comment
  SBBG98646  Deinandra clementina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5094 Los Angeles North Head, WNW of the new landing field 15 Comment
  CAS-BOT-BC299306  Deinandra fasciculata W. M. Heusi 1930-11-5 112 Los Angeles Above the Isthmus, Santa Catalina Island Comment
  RSA683181  Delphinium cardinale LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1102 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
  RSA491790  Delphinium parishii James L. Reveal 1988-5-17 6783 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west off the Bouquet Canyon Road between Palmdale and Saugus. 945 Comment
  RSA0029535  Delphinium parryi subsp. purpureum Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Angeles Nat'l Forest; On the road between Liebre and Sawmill Mountains 1463 Comment
  POM123107  Delphinium patens subsp. hepaticoideum Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  POM230715  Delphinium patens subsp. hepaticoideum I. W. Clokey, E. G. Anderson 1935-5-9 6621 Los Angeles San Dimas Canyon Comment
  RSA490037  Delphinium patens subsp. hepaticoideum Anstruther Davidson 1892-06 s.n. Los Angeles Altadena. Comment
  RSA0030028  Delphinium patens subsp. montanum Sam Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon Comment
  POM426  Dendromecon rigida Harry Lowe 1903-4-3 s.n. Los Angeles Collected near Pasadena Comment
  SFV15498  Dendromecon rigida E. J. Spencer 1992-3-9 13 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road, just south of junction with Bear Canyon Divide Road. 732 Comment
  RSA161201  Descurainia pinnata subsp. menziesii P. H. Raven 1962-3-27 16997 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  UC10804  Descurainia pinnata subsp. menziesii W. H. Brewer Feb 1861 Los Angeles Scorpion Hills Comment
  RSA0089506  Dicentra chrysantha R. G. Swinney 2011-6-30 15415 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA604497  Dicentra chrysantha Louis C. Wheeler 1933-6-17 1861 Los Angeles Claremont. 366 Comment
  RSA191379  Dichanthelium acuminatum var. acuminatum R. F. Thorne 1967-7-19 37129 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  RSA598200  Dichelostemma capitatum Steve Boyd, Lauren Raz 1997-3-4 9140 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 987 Comment
  SDSU11652  Dichelostemma capitatum R. M. Beauchamp 1967-1-27 104 Los Angeles Common of grassy slope east of Wilson Cove area. Only old infls. present. San Clemente Island. Comment
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Oct 13 2011
  RSA590534  Dichelostemma capitatum subsp. capitatum Orlando Mistretta 1994-3-30 962 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of creek below Little Rock Dam. 991 Comment
  UCD139438  Dichelostemma capitatum subsp. capitatum Kenneth A. Wilson 1961-3-1 882 Los Angeles Santa Monica Mtns. Mulholland Hwy. Canyon ca. 1 miles west of Las Viegenes Hwy. Comment
  RSA583033  Dichondra occidentalis T. S. Ross 1993-4-22 6879 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft. ); northeasterly slope 100 meters due N of summit. 468 Comment
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Jan 14 2008
  RSA91525  Digitaria sanguinalis F. W. Peirson 1917-09 1592 Los Angeles At 1085 New York Drive, Altadena Comment
  UCR271808  Dimorphotheca sinuata R. G. Swinney 2010-3-24 12066 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
  SEINET12239572  Diosma ericoides Unknown s.n. Los Angeles UCLA Comment
  CAS-BOT-BC152891  Diplacus brevipes Le Roy Abrams 1899-8-1 335 Los Angeles Ballona Harbor Comment
  SD235037  Diplacus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 395 Comment
  SD104301  Diplacus fremontii Darley Howe 1978-4-30 Los Angeles About 2 miles northwest of Devil's Punch Bowl 1431 Comment
  RSA783370  Diplacus longiflorus J. D. Olmsted 1959-4-3 338 Los Angeles At beginning of Johnson's Pasture fire road, North of Oxford from Baseline 549 Comment
  UC402542  Dithyrea californica George B. Grant 1904-5-14 266 a Los Angeles Playa del Rey Comment
  SFV22075  Dittrichia graveolens P. M. Schiffman 2011-10-24 s. n. Los Angeles San Fernando Valley Sepulveda Flood Control Basin. Disturbed field south of pond containing outflow from Tilman Sewage Treatment Plant. 215 Comment
  RSA461345  Dodecatheon clevelandii Ora M. Clark 1929-3-29 1797 Los Angeles East of Sandberg. Comment
  CAS-BOT-BC227721  Dodecatheon clevelandii var. insulare Tim Ross 1993-4-22 6874 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); nothwesterly slope 350 meters ENE of peak 419 Comment
  UCR271223  Dodecatheon redolens R. G. Swinney 2011-9-27 15708 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  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
  UCR54485  Drosanthemum floribundum A. C. Sanders 1986-7-30 6803 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA682651  Drymocallis glandulosa LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1067 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  UCR132304  Dryopteris arguta John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect two 396 Comment
  SFV15993  Dryopteris arguta K. A. Wilson 1994-7-9 2454 Los Angeles Santa Monica Mountains Malibu Creek State Park. Southwest end of Century Lake. Comment
  UCSB2528  Dudleya farinosa Wedberg, H. 1957-6-15 Los Angeles Latigo Canyon; 2 mi. from Hwy. 101 Comment
  RSA725598  Dudleya hassei Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 418 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  CAS-BOT-BC428412  Dudleya lanceolata Alice Eastwood 1919-5-29 9008 Los Angeles San Gabriel Canyon Comment
  HSC6464  Dudleya lanceolata C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  UCD170395  Dudleya lanceolata R. G. Swinney 1998-8-17 6768 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail. 1244 Comment
  RSA397771  Dudleya lanceolata Jack Rempel 1932-5-9 s.n. Los Angeles El Segundo. Comment
  RSA397821  Dudleya pulverulenta subsp. pulverulenta L. C. Wheeler 1936-4-25 3443 Los Angeles Placerita Canyon 457 Comment
  UCR270023  Ehrharta calycina R. G. Swinney 2011-3-17 14118 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  SBBG128381  Ehrharta erecta D. Knapp, L. K. Danner 2006-3-3 68 Los Angeles 106 Middle Ranch yard Comment
  UCR11986  Ehrharta erecta G. Ledyard Stebbins, Harlan Lewis 1946-5-16 s.n. Los Angeles Adventive in Botanical Garden, UCLA Campus Comment
  UCR141154  Ehrharta erecta June Latting 1959-9-18 s.n. Los Angeles South Coast, Agricultural Experiment Station, University of California, Los Angeles 137 Comment
  CAS-BOT-BC113041  Eleocharis montevidensis I. Johnston 1917-5-30 1132 Los Angeles Chino Creek south of Ontario 152 Comment
  RSA639105  Eleocharis parishii L. C. Wheeler 1966-10-1 8924 Los Angeles San Gabriel Mountains: Big Tujunga Canyon at Colby Ranch Road. 960 Comment
  UCR130502  Eleusine indica R. E. Riefner Jr. 2003-8-17 03- 338 Los Angeles South Coast, city of Long Beach, vicinity of Veterans Stadium, Conant St. near intersection with Faculty Ave. 19 Comment
  RSA733579  Elymus glaucus R. G. Swinney 1998-7-29 6552 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground 1817 Comment
  SBBG14047  Elymus glaucus P. H. Raven 1962-5-22 17850 Los Angeles ca 1 mi below Middle Ranch Comment
  UC53400  Elymus glaucus Dr. A. Davidson Los Angeles Lancaster Comment
  SEINET12747683  Elymus glaucus subsp. glaucus L. C. Wheeler 1933-7-4 1893 Los Angeles San Gabriel Mountains, San Dimas Canyon. 533 Comment
  SEINET4208312  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-5-24 9745 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth.; 0 701 Comment
  RSA0062696  Elymus trachycaulus R. G. Swinney 2010-10-13 14020 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  UCR210148  Elymus triticoides R. G. Swinney 2008-10-16 9617 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  JEPS1580  Emmenanthe penduliflora John Thomas Howell 1928-5-4 3768 Los Angeles Monrovia Canyon; San Gabriel Mts. Comment
  SD69613  Emmenanthe penduliflora Robert F. Thorne, P. Everett 1965-5-11 34582 Los Angeles Santa Catalina Island, north side of north beach of Little Harbor. 14 Comment
  UCR96144  Emmenanthe penduliflora B. G. Pitzer 1996-4-21 2709 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  CATA65  Encelia californica Mark L. Hoefs, A. Douglas Propst 1973-3-3 44 Los Angeles Santa Catalina Island: Road just above Escondido 243 Comment
  SFV17287  Encelia californica J. N. Hogue 1998-3-3 101 .2 Los Angeles San Rafael Hills Eagle Rock. San Rafael Hills near Eagle Rock Reservoir. 335 Comment
  SFV310  Ephedra H. B. King Jul 1958 Los Angeles Mojave Desert Antelope Valley. SW Mojave Desert near Palmdale. 823 Comment
  UCR123647  Ephedra californica Steven R. Hill, K. Kramer 2001-4-22 33361 Los Angeles San Gabriel Mtns./SW Mojave Desert, Elizabeth Lake Road, 9.7 mi by road SSW of the junction with Johnson Road, vicinity of Bee Canyon 549 Comment
  LA32219  Epilobium canum Peter H. Raven; Henry J. Thompson 1959-10-18 14681 Los Angeles Santa Monica Mountains, along Decker Road, 1.8 mi S of Mulholland Hwy 487 Comment
  CAS-BOT-BC166257  Epilobium canum subsp. canum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards [Canon] Canyon, San Gabriel Mountains Comment
  RSA579569  Epilobium canum subsp. canum Tim S. Ross, Steve D. Boyd 1994-9-20 8244 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  RSA588399  Epilobium canum subsp. canum Christina Clark 1928-10-21 s.n. Los Angeles N. Santa Monica. Comment
  UCD105435  Epilobium canum subsp. canum M. Vincent 1962-7-10 277 Los Angeles Piuma Road, 3 miles E of Malibu Canyon Road. Comment
  UC1587665  Epilobium canum subsp. latifolium Tim Ross 1991-8-14 5787 Los Angeles Pacifico Mtn Rd 0.30 mi e Lower Pacifico Campground Rd.; San Gabriel Mtns., Pacifico Mtn. USGS 7.5' quad 1933 Comment
  RSA279021  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, C. W. Tilforth 1971-4-9 41554 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
  RSA588349  Epilobium ciliatum subsp. ciliatum Geo. L. Moxley 1915-7-4 365 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA589106  Epilobium ciliatum subsp. ciliatum Orlando Mistretta, T. S. Ross, Carolyn Neal 1994-7-1 1392 Los Angeles San Gabriel Mtns; Santiago Canyon, Sheep Camp Spring, NW of summit of Pacifico Mountain. 1921 Comment
  SD237533  Epilobium pygmaeum A. C. Sanders, Dan S. Cooper 2010-4-30 38147 Los Angeles South Coat: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  UCR131011  Epipactis gigantea George H. Grinnell 1932-5-28 s.n. Los Angeles Santa Monica Comment
  RSA0077549  Equisetum laevigatum G. Wallace 1964-5-11 s.n. Los Angeles Arcadia. Comment
  POM119654  Equisetum telmateia var. braunii George B. Grant 1904-04 406 Los Angeles near Pasadena. Comment
  RSA612917  Equisetum telmateia var. braunii L. C. Wheeler 1931-8-27 29 Los Angeles San Dimas Canyon, San Gabriel Mts. 381 Comment
  UCR205635  Eragrostis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36994 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
  UC557759  Eremocarpus setiger Nell Murbarger May, 1936 184 Los Angeles San Clemente Island; e side Comment
  RSA421550  Eremocarpus setiger Charles F. Seymour 1902-6-3 s.n. Los Angeles Across from campus on Westley Ave. [USC ] Comment
  CHSC5091  Eriastrum densifolium subsp. austromontanum M. MacArthur 1967-7-16 76 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. Near path. 1524 Comment
  RSA0106903  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-7-23 11383 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0107975  Eriastrum densifolium subsp. austromontanum F. W. Peirson 1928-9-4 8181 Los Angeles Wash about 0.5 mile above Saugus. Comment
  CAS-BOT-BC514415  Eriastrum densifolium subsp. mohavense Elizabeth F. Sprague 1968-7-6 s.n. Los Angeles Roadside at Vincent, jct of Hwy 14 and N3, S of Palmdale Comment
  UCR162895  Eriastrum rosamondense A. C. Sanders, E. J. Lott 1993-5-6 13938 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
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Mar 29 2014
  CHSC40094  Eriastrum sapphirinum K. Bandegee 1910-1-1 135 Los Angeles Ravenna, in the Upper Sonoran Zone, not far from the borders of the Mohave Desert. 750 Comment
  LA52311  Eriastrum sapphirinum W. O. Griesel; 1936-5-17 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  LA52313  Eriastrum sapphirinum Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC52785  Eriastrum sapphirinum Geo. B. Grant May 1901 3883 Los Angeles Pasadena Comment
  UCR203200  Eriastrum sapphirinum R. G. Swinney 2005-5-21 8255 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR242049  Eriastrum sapphirinum Dan S. Cooper 2012-6-22 612- 27 Los Angeles Western Transverse Range; Santa Monica Mountains, Topanga, Will Geer Road 405 Comment
  CAS-BOT-BC514990  Eriastrum sapphirinum subsp. dasyanthum R. F. Hoover 1968-6-6 11147 Los Angeles Summit of Santa Monica Mts. just W of Sepulveda Blvd. Comment
  RSA0122095  Eriastrum sapphirinum subsp. dasyanthum T. A. Bonser 1931-7-4 s.n. Los Angeles Sierra Madre. Comment
  CAS-BOT-BC515038  Eriastrum sapphirinum subsp. sapphirinum Ella Dales Cantelow 1933-7-3 397 Los Angeles San Dimas Canyon Comment
  JEPS19264  Ericameria cooperi var. cooperi F. W. Peirson 1919-5-10 411 Los Angeles Arrastre Canyon, n side of San Gabriel Mts. San Gabriel Mts. 838 Comment
  LA200216  Ericameria ericoides J. Sauer; Linda Newby 1977-2-6 5928 Los Angeles Santa Monica Mountains, Zuma Beach, Zuma Beach 9 Comment
  SD68990  Ericameria linearifolia Robert F. Thorne, Lindsay Smith 1966-5-28 36377 Los Angeles North of the San Gabriel Mountains along Highway 136; 2 miles west northwest of Phelan. 1220 Comment
  UCR258945  Ericameria linearifolia R. G. Swinney 2010-5-11 12687 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  SBBG62929  Ericameria nauseosa var. hololeuca R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  SD247324  Ericameria nauseosa var. oreophila R. G. Swinney 2010-10-8 14006 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  SBBG62853  Ericameria palmeri var. pachylepis R. Hoffmann 1931-10-1 Los Angeles below Bob's Place, Mint Cyn Comment
  SFV16376  Ericameria parishii P. M. Schiffman, R. van de Hoek 1996-9-30 s. n. Los Angeles San Gabriel Mountains Roadside along Bear Divide Road, on slope above Pacoima Canyon. Comment
  RSA0036133  Ericameria parishii Chris Henne 1946-10-18 s.n. Los Angeles Chileo [Chilao] spar, off Angeles Crest Highway, Charlton Flats. Comment
  SBBG54492  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles near Azusa Comment
  UC1536031  Ericameria pinifolia Robert F. Thorne, M. Z. Thorne 1966-11-1 41378 Los Angeles near Mt. Baldy Village; San Gabriel Mts., Angeles National Forest, San Antonio Canyo Comment
  RSA606213  Erigeron breweri var. bisanctus R. S. Woglum s.n. Los Angeles Western Transverse Ranges: Glendora; South side of San Gabriel Mtns. Comment
  UC1947290  Erigeron breweri var. jacinteus I. M. Johnston 1918-7-6 2082 Los Angeles summit of Little Baldy; San Antonio Mountains, Little Baldy 2895 Comment
  RSA0080728  Erigeron foliosus R. G. Swinney 2010-9-9 13752 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
  RSA726033  Erigeron foliosus var. foliosus R. G. Swinney 1997-7-14 5676 Los Angeles West of Wrightwood, Table Mtn. area, approx. 100 m NW of amphitheater and Table Mtn. Campground. 2207 Comment
  CAS-BOT-BC296189  Erigeron foliosus var. foliosus Geo. L. Moxley 1914-6-20 s.n. Los Angeles Annandale Comment
  LA202622  Eriobotrya japonica Arthur C. Gibson; Barry A. Prigge 2006-9-1 5135 Los Angeles Santa Monica Mountains, Lower Santa Ynez Canyon, ca 0.2 mi. up canyon form from Vereda de la Montura 188 Comment
  UC1124331  Eriodictyon crassifolium C. R. Clar 1930-2-4 60 Los Angeles Santa Susana Mountains Santa Susana Quad., Santa Susana Mountains ((near Plot #5 - Santa Susana)) Comment
  RSA0097779  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-7-8 15493 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA222245  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-1 4204 Los Angeles Bell Canyon. 945 Comment
  UCR129927  Eriodictyon crassifolium var. nigrescens Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1139 Los Angeles San Gabriel Mtns, Santiago Canyon 1143 Comment
  UCR256210  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-19 12846 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  SFV8265  Eriodictyon parryi T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1622 Los Angeles San Gabriel Mountains Along Angeles Crest Highway, at head of Upper Big Tujunga Canyon, southeast of Charleton Flats. 1677 Comment
  RSA608638  Eriodictyon trichocalyx Louis C. Wheeler 1931-3-29 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash. Comment
  UCR223525  Eriodictyon trichocalyx R. G. Swinney 2009-6-17 11219 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA766432  Eriogonum angulosum Fay A. MacFadden 1929-11-2 87 Los Angeles Near Palmdale. 823 Comment
  UCR180580  Eriogonum angulosum Scott D. White, Pam Devries 2006-5-10 11452 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  RSA226847A  Eriogonum baileyi var. baileyi Robert F. Thorne, C. W. Tilforth 1971-6-29 40666 Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest and Mt. Emma Roads 1128 Comment
  RSA590668  Eriogonum brachyanthum Tim S. Ross, S. D. Boyd 1990-5-29 2686 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd from ca 3730-3750, then S of the road. 1143 Comment
  HSC79864  Eriogonum cinereum James Henrickson 1973-6-23 10942 Los Angeles Along Rambala Pacific Rd., 0.25 mi. N of Pacific Coast Hwy. at Malibu, lower slopes of Santa Monica Mtns. 91 Comment
  LA52296  Eriogonum cinereum Louis Wheeler; 1931-11-11 344 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  LA94744  Eriogonum cinereum Norman A. Cole; May 1964 324 .1 Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 152 Comment
  POM37397  Eriogonum cithariforme Joseph A. Ewan 1931-10-11 5240 Los Angeles Along Ventura Blvd. between Calabasas and Agoura north slope. Comment
  UCR189874  Eriogonum davidsonii R. G. Swinney 1998-7-21 6483 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 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
  RSA799897  Eriogonum fasciculatum Michelle Terrazino, Monica Rodriguez, Naomi Fraga 2013-7-23 11 Los Angeles Glendora Ridge Road. 1313 Comment
  LA52258  Eriogonum fasciculatum var. fasciculatum A. M. Johnson; 1932-5-30 4087 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  POM306342  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1937-8-23 1424 Los Angeles Altadena. Comment
  UC450776  Eriogonum fasciculatum var. foliolosum F. A. MacF. 1951-4-10 2918 Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  UC83223  Eriogonum fasciculatum var. foliolosum Le Roy Abrams 1902-7-5 1559 Los Angeles Azusa Comment
  UC635080  Eriogonum fasciculatum var. polifolium Herbert L. Mason 1926-4-26 2962 Los Angeles 4 mi w Saugus Comment
  SBBG128371  Eriogonum giganteum var. giganteum M. L. Hoefs 1973-5-21 295 Los Angeles rd on point past Pebbly Beach Cyn, by old dump 30 Comment
  SDSU6517  Eriogonum gracile F. Youngberg Los Angeles Vacant lot in Claremont, Ca. Comment
  SEINET7072895  Eriogonum gracile var. incultum A. G. Vestal 1963-5-22 s.n. Los Angeles Outside Bobs Gap, Antelop Valley. Coordinate datum: WGS84/NAD83. (34? deg. 27' 16" North Latitude, -117? deg. 48' 43" West Longitude; UTM Zone 11, 425420mE, 3812643mN, Coordinate datum: NAD27.). Comment
  RSA761703  Eriogonum nudum R. G. Swinney 2008-10-10 9560 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR189730  Eriogonum nudum R. G. Swinney 1998-7-21 6482 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  UCD100650  Eriogonum nudum var. pauciflorum W. Perry 1980-8-16 103 Los Angeles San Gabriel Mountains, Pine Mountain. Comment
  UCR94474  Eriogonum nudum var. westonii Orlando Mistretta 1995-10-2 1944 Los Angeles San Gabriel Mtns, Little Rock Creek. Upstream from Basin Campground 1052 Comment
  UCR50876  Eriogonum parvifolium A. C. Sanders 1988-5-18 7840 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA611919  Eriogonum plumatella Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1738 Comment
  UCR240031  Eriogonum plumatella R. G. Swinney 2009-11-13 11609 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UC284247  Eriogonum pusillum P. A. Munz 1923-8-31 7676 Los Angeles ridge s Swartout Valley; San Gabriel Mts. 2575 Comment
  UCR194574  Eriogonum pusillum R. G. Swinney 1999-4-5 7035 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  HSC79869  Eriogonum roseum James Henrickson 1972-11-2 8087 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd 372 Comment
  SD108955  Eriogonum roseum James Henrickson 1972-11-2 8087 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at Mc Bean Parkway near Orchard Village Rd. 372 Comment
  UC56640  Eriogonum thurberi Ernest Braunton 574 Los Angeles L. A. River, Hobart Comment
  RSA730179  Eriogonum umbellatum var. munzii R. G. Swinney 1998-9-4 6888 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06. 2241 Comment
  UC1595311  Eriogonum umbellatum var. munzii Tim Ross, Steve Boyd 1990-6-18 3474 Los Angeles n draw draining to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mts., Mescal Creek USGS 7.5' quad. 1877 Comment
  POM288457  Eriophyllum confertiflorum Arthur L. Cohen 1934-8-2 1942 Los Angeles Botton of Hills, 3 miles from mouth of canyon. Topango [Topanga] Canyon. Malibu; Topango [Topanga] Creek Watershed. 30 Comment
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Apr 10 2014
  POM357923  Eriophyllum confertiflorum F. R. Fosberg 1931-5-18 s 4908 Los Angeles Cottonwood Canyon below dam, Santa Catalina Island 100 Comment
  POM357946  Eriophyllum confertiflorum M. B. Dunkle 1939-11-24 7345 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  RSA167691  Eriophyllum confertiflorum R. F. Thorne 1964-2-7 33451 Los Angeles Santa Catalina Island. E of Avalon on Road to Pebbly Beach 8 Comment
  RSA654182  Eriophyllum confertiflorum Marilyn Porter 1991-5-19 30 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  SBBG132332  Eriophyllum confertiflorum D. Pivorunas, J. Dunn 2003-5-27 DP- 4 -2003 Los Angeles Boulders Cyn Comment
  SEINET4044546 Image available Eriophyllum confertiflorum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  RSA0113216  Eriophyllum confertiflorum Steven A. Junak 2000-5-19 SCa- 1316 Los Angeles Santa Catalina Island. N-facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W of powerline route. 165 Comment
  UC519907  Eriophyllum confertiflorum var. confertiflorum Carl Epling and Louis Wheeler 1933-6-4 1852 Los Angeles near Summit (Ridge Route) 1524 Comment
  UCR276768  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-5-16 14731 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  SEINET11850700  Eriophyllum confertiflorum var. trifidum E. A. Purer 1935-1 6546 Los Angeles Malibou Lodge Rd, Santa Monica Mountains Comment
  RSA515094  Eriophyllum nevinii Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 795 -2 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  UC1563063  Eriophyllum wallacei Steve Boyd and Orlando Mistretta 1986-3-31 1537 A Los Angeles Highway 138, 4 mi e of jct w/ Hwy 18 (ne of Pinyon Hills); Mojave Desert, Highway 138 Comment
  CAS-BOT-BC227788  Erodium botrys Tim Ross 1993-4-22 6880 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 825 m ESE of Cactus Peak summit, in saddle between 1548-ft and 1528-ft summits 431 Comment
  RSA654076  Erodium cicutarium Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 739 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy 427 Comment
  SBBG44373  Erodium cicutarium G. Sphon, D. Hearn 1956-5-30 7 Los Angeles Black Butte Comment
  UC1930130  Erodium cicutarium V. Soza, LeRoy Gross 2001-5-14 1216 Los Angeles Transverse Ranges; San Gabriel Mountains region; Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  UCR127220  Erodium macrophyllum A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26263 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  RSA151212  Erodium moschatum Peter H. Raven 1962-4-9 17135 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  RSA534074  Erodium moschatum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5255 Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336 ) marker, 1800ft SE of Malo Knoll (1396 )) Beginning of drainage. 386 Comment
  UC72922  Erysimum capitatum Pupils of Los Angeles High School May 1904 Los Angeles near Hollywood Comment
  RSA0034957  Erysimum capitatum L. E. Hoffman 1964-3-2 s.n. Los Angeles Piuma Rd. Santa Monica Mts. Comment
  SBBG105508  Erythranthe cardinalis F. R. Fosberg 1931-7-10 5366 Los Angeles Middle Ranch Cyn, below spring 180 Comment
  SEINET255563 Image available Erythranthe guttata Jennifer H. Jones 2006-1 305 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns.: just in front of Claremont Wilserness Park, N end of Mills Avenue (Cobal Canyon) 497 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
  RSA710753  Eschscholzia caespitosa Valerie L. Soza, Bill Hogshead 2003-4-23 1644 Los Angeles Brand Park, ridgetop between Brand Canyon and Childs Canyon. 595 Comment
  CAS-BOT-BC403178  Eschscholzia californica Geo. B. Grant 1904-5-5 6199 Los Angeles Arroyo Seco Canyon Comment
  CATA284  Eschscholzia californica Mark L. Hoefs 1973-5-21 298 Los Angeles Santa Catalina Island: Canyon above Renton Mine Road 304 Comment
  UCD94062  Eschscholzia californica Shannon M. Still 2006-3-31 73 Los Angeles California. Los Angeles County: In field on the NE corner of W. Ave F-8 and 170th Street W. 852 Comment
  UCR259670  Eschscholzia californica R. G. Swinney 2010-4-1 12147 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
  CSUSB1753  Eschscholzia californica Keith Thompson 1970-3-29 Los Angeles Cedar Springs 1280 Comment
  RSA0042641  Eschscholzia californica Jami Liberi 1983-4-17 07 Los Angeles 15 feet above a brook. Across the street from San Antonio Dam. 640 Comment
  UCD95322  Eschscholzia californica Geoffrey Levin 1974-4-22 22 Los Angeles Wash (Blanchard Park,) Pomona College, Claremonte. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) Comment
  UCSB7044  Eschscholzia californica Gill, Robert 1959-2-27 Los Angeles Along road close to Throne Ranch, lower San Dimas Canyon, San Gabriel Mountain Range 365 Comment
  UCR223022  Eschscholzia minutiflora R. G. Swinney 2009-4-29 10621 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA251480  Eschscholzia ramosa Robert F. Thorne 1973-4-11 42805 Los Angeles San Clemente Island, upper part of Middle Ranch Canyon. 381 Comment
  SD90445  Eschscholzia ramosa Robert F. Thorne, M. Z. Thorne 1973-2-12 42476 Los Angeles Santa Catalina Island, north of Marine Science Station at Fisherman's Cove. 46 Comment
  SDSU844  Eschscholzia ramosa R. M. Beauchamp 1967-1-28 149 Los Angeles Growing in a field one mile north of China Point on seaward slope. San Clemente Island. Comment
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May 16 2008
  CATA3118  Eucalyptus camaldulensis Amy Catalano 2016-5-24 123 Los Angeles Santa Catalina Island: North side of Middle Ranch Road between horse corrals and milkhouse 155 Comment
  SBBG11584  Eucrypta chrysanthemifolia P. H. Raven 1962-5-9 17695 Los Angeles just N of Gray 304 Comment
  UCR216857  Eucrypta chrysanthemifolia R. G. Swinney 2009-3-11 10092 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  POM13947  Eucrypta chrysanthemifolia P. A. Munz 1922-4-15 5147 Los Angeles Claremont. Comment
  RSA608  Eucrypta chrysanthemifolia J. T. Howell 1928-6-29 1013 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  UCSB26239  Eucrypta micrantha Black, Nan 1968-4-6 Los Angeles 100 feet south of Santiago Canyon Road, 0.6 miles north of junction of Old Sierra Highway and Santiago Road, 4 miles northeast of Acton 914 Comment
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Jun 30 2013
  UC1951193  Eulobus californicus R. G. Swinney 2008-4-30 8709 Los Angeles San Gabriel Mtns: San Dimas Experimental Forest, Monroe Canyon. Glendora 7.5' Quad. Comment
  UCR259928  Eulobus californicus R. G. Swinney 2010-3-18 11974 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA498950  Euphorbia crenulata L. C. Wheeler 1936-6-21 4163 Los Angeles W Fork Palmer Canyon, San Gabriel Mountains. 701 Comment
  POM306247  Euphorbia peplus Henry J. Ramsey, Henry J. Ramsey 1938-1-9 I- 373 Los Angeles North Craig Ave., Altadena. Comment
  UCR241708  Euphorbia serpens Dan S. Cooper 2012-9-6 912- 61 Los Angeles Los Angeles Basin, West Los Angeles College, Culver City, along College Blvd. 43 Comment
  UCD142793  Euphorbia serpillifolia Louis C. Wheeler 1967-6-16 9858 Los Angeles San Gabriel Mountains. Millard Canyon. North side of Sunset Ridge under power line. 579 Comment
  RSA600991  Euphorbia serpillifolia subsp. serpillifolia L. C. Wheeler 1967-6-26 9887 Los Angeles Elsmere Canyon. 441 Comment
  UCR213514  Euphorbia terracina A. C. Sanders, Karen Kirtland 2010-5-14 38346 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  LA88588  Euthamia occidentalis O. H. Kappler; 1943-9-5 529 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR223585  Festuca dertonensis R. G. Swinney 2009-6-8 11068 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
  SBBG17765  Festuca microstachys P. H. Raven 1962-5-9 17672 Los Angeles head of gully, cyn at S end of Mosquito Cove 320 Comment
  UCR267274  Ficus microcarpa R. E. Riefner Jr. 2014-10-6 14- 369 Los Angeles Harbor City, west of 110 Freeway, on Figueroa Pl. c. 0.3 mi. north of Anaheim St., opposite Harbor Park Golf Course 9 Comment
  CAS-BOT-BC413808  Ficus rubiginosa R. E. Riefner, Jr. 2014-9-21 14 -349 Los Angeles City of Long Beach, W side of Pacific Coast Highway, ca. 0.2 mi SE of East 2nd St., E of Sea Port Marina 10 Comment
  RSA6049  Foeniculum vulgare C. B. Wolf 1932-10-3 4214 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  SD69450  Foeniculum vulgare Robert F. Thorne, P. Everett 1965-6-22 Los Angeles Santa Catalina Island: Avalon Canyon 89 Comment
  UC22590  Forestiera pubescens Dr. A. Davidson 1904-6-18 Los Angeles Lancaster Comment
  SD90220  Frangula californica subsp. californica Benjamin C. Stone November 1952 278 Los Angeles San Antonio Canyon, San Gabriel Mountains 671 Comment
  UCR271131  Frangula californica subsp. californica R. G. Swinney 2011-7-8 15482 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA4831  Frankenia grandifolia James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Comment
  SBBG43846  Frankenia salina M. R. Benedict 1971-6-25 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  UC407283  Frankenia salina LeRoy Abrams 1902-6-9 2500 Los Angeles Playa del Rey Comment
  CAS-BOT-BC217359  Frasera neglecta Robert F. Thorne 1969-7-2 38256 Los Angeles Upper Chilao Campground, Angeles National Foerst, San Gabriel Mountains 1615 Comment
  CAS-BOT-BC217363  Frasera neglecta H. M. Hall 1899-6-1 1249 Los Angeles Schwartout [Swartout] Canyon, on borders of Mojave Desert, San Antonio Mountains 2042 Comment
  UCR181307  Frasera neglecta R. G. Swinney 1997-6-13 5591 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  CAS-BOT-BC217357  Frasera neglecta unspecified 1933-7-8 s.n. Los Angeles Unspecified Comment
  CAS-BOT-BC223418  Fraxinus dipetala P. C. Everett; E. K. Balls 1959-6-29 23869 Los Angeles 2 mi. from Seminole Hot Springs, Santa Monica Mts. 487 Comment
  RSA320396  Fraxinus velutina Walter Wisura, B. Haner 1984-10-17 4024 Los Angeles 4.3 mi. fr. Hwy. 39 along W fork of San Gabriel River. Comment
  RSA0048379  Fremontia californica E. Gooley 1968-5-20 s.n. Los Angeles n3, Aliso Canyon Road, San Gabriel Mountains. 1066 Comment
  POM9921  Fritillaria pinetorum Frank W. Peirson 1921-6-18 2454 Los Angeles Mt. Williamson (2 miles north of Mt. Islip), San Gabriel Mountains 2317 Comment
  UCR80218  Galinsoga parviflora L. C. Wheeler 1932-11-6 1446 Los Angeles San Gabriel Valley, Garey Ave., 3 mi N Pomona 305 Comment
  POM173340  Galinsoga parviflora var. parviflora R. L. Armacost 1928-9-30 s.n. Los Angeles Sawtelle. Comment
  JEPS52806  Galium andrewsii subsp. intermedium Lauramay T. Dempster and Aloysia Kooij 1966-4-7 4213 Los Angeles n end of Francisquito Canyon rd at junction with road from Gorman to Palmdale; Andrade Corners Comment
  UCR227649  Galium angustifolium R. F. Thorne, Percy C. Everett 1965-5-12 31634 Los Angeles Channel Islands; Santa Catalina Island, upper end of Middle [Ranch] Canyon 305 Comment
  LA105083  Galium angustifolium subsp. angustifolium Barry A. Prigge; 1988-7-3 8225 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
  RSA727334  Galium angustifolium subsp. angustifolium R. G. Swinney 1998-5-16 6103 Los Angeles San Gabrial Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  RSA229186  Galium angustifolium subsp. angustifolium Robert F. Thorne, C. W. Tilforth 1971-6-29 40711 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  UC1348982  Galium angustifolium subsp. gabrielense Robert F. Thorne, M. Z. Thorne 1967-7-19 37168 Los Angeles above Crystal Lake Recreation Area; San Gabriel Mts., Angeles National Forest, Big Cienega Sprin 1981 Comment
  RSA0082899  Galium aparine R. G. Swinney 2010-5-7 12586 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA177669  Galium aparine Robert F. Thorne, Percy C. Everett 1965-5-10 34487 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA762457  Galium aparine R. G. Swinney 2009-3-11 10090 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UC1143140  Galium aparine A. D. Gifford 1935-3-17 494 Los Angeles 2 1/2 mi sw Red Mountain; Angeles National Forest, Tejon Quadrangle 518 Comment
  UC28209  Galium catalinense Blanche Trask July 1896 Los Angeles Avalon Santa Catalina Island Comment
  UC888843  Galium catalinense F. R. Fosberg 1931-3-27 S 4418 Los Angeles Pebble Beach Road Santa Catalina Island 30 Comment
  RSA725597  Galium catalinense subsp. catalinense Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 417 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  UC2029963  Galium grande V. Soza, Samantha Tessel 2001-6-18 1291 a Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. Comment
  POM177154  Galium hallii A. N. Dunn 1931-4-18 s.n. Los Angeles Near Neenach, Mohave Desert. Comment
  RSA230264  Galium johnstonii Robert F. Thorne 1969-7-2 38304 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  RSA577276  Galium johnstonii Orlando Mistretta 1994-7-20 1435 Los Angeles Big Rock Creek, Sycamore Flat Campground. 1305 Comment
  CATA517  Galium nuttallii subsp. insulare Sara L. Crockett 1997-4-22 664 Los Angeles Santa Catalina Island: First N/S-trending ridge leading to Pacific Ocean, E of jct. of Wrigley Memorial Trail and East End Road, ca. 75 m S of road 291 Comment
  POM155738  Galium nuttallii subsp. insulare M. B. Dunkle 1928-4-10 1936 Los Angeles Santa Catalina Island. Johnson's Canyon in Ironwood grove. 396 Comment
  RSA213330  Galium nuttallii subsp. insulare Reid V. Moran 1941-2-23 606 Los Angeles Catalina Island. South of Johnson's Valley 200 Comment
  CLARK-A1528-5726  Galium parvifolium John C. Roos 1937-7-16 484 Los Angeles San Gabriel Mountains Comment
  UCR271595  Galium porrigens R. G. Swinney 2011-5-19 14781 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  RSA660878  Galvezia speciosa Orlando Mistretta 1992-4-5 141 Los Angeles Guds, San Clemente Island. Comment
  SBBG118131  Gambelia speciosa P. A. Munz 1923-4-9 6685 Los Angeles Lemon Tank Comment
  SEINET4095006  Gambelia speciosa M. B. Dunkle 1939-1 7249 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA660772  Gamochaeta pensylvanica Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 44 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  POM12317  Gamochaeta pensylvanica F. L. Robinson 1921-5-9 63 Los Angeles Claremont. Comment
  JEPS66754  Garrya veatchii Frank W. Peirson 1918-5-27 139 Los Angeles n of Claremont; San Gabriel Mts., San Antonio Canyon 1371 Comment
  LA97397  Garrya veatchii Kei Nakai; 1976-4-5 sn Los Angeles Santa Monica Mountains, Topanga Canyon State Park, along Fire Rd. 30 west, ca. 2.5 mi from the ranch 396 Comment
  POM184689  Garrya veatchii Joseph A. Ewan 1932-6-18 7354 Los Angeles Clear Creek Fork of Jujunga Canyon. 762 Comment
  RSA391423  Garrya veatchii Elbert Benjamine 1929-2-10 8468 Los Angeles Arroyo Seco, above Pasadena. 915 Comment
  RSA585433  Garrya veatchii Tim S. Ross 1990-5-31 2727 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UC1122716  Garrya veatchii F. H. Raymond 1930-1-30 50 Los Angeles Head of Corral Canyon; Calabasas Quad. 670 Comment
  UCR191521  Gayophytum R. G. Swinney 1998-7-8 6302 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 1 2012
  UCR223176  Gayophytum R. G. Swinney 2009-7-22 11318 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA0105976  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-8 15505 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak. 1171 Comment
  POM50312  Gayophytum heterozygum L. R. Abrams 1901-7-10 1897 Los Angeles San Gabriel Mountains: Wilson s Peak Comment
  SBBG125460  Gayophytum heterozygum A. Parikh, N. Gale 2010-6-18 3328 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  RSA533519  Gazania longiscapa Timothy S. Ross 1991-3-9 4163 Los Angeles Whittier Hills (Puente Hills, pro parte): Seepage ca. 300 feet SW of Colima Road & Camino del Sur. 213 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
  LA202298  Genista monspessulana Arthur C. Gibson; 2005-5-12 5042 Los Angeles Comment
  UCR256592  Geranium rotundifolium Anuja Parikh, Nathan Gale 2011-5-21 3395 Los Angeles South Coast, San Gabriel River, just west of I-605, 0.7 km north of Lower Azusa Rd/Los Angeles St. 109 Comment
  UCD117629  Gilia achilleifolia subsp. achilleifolia Daryl Koutnik; Bruce Holguin 1978-4-1 207 Los Angeles Sierra Pelona Valley, west side of Anthony Road and north of Sierra Highway. 890 Comment
  RSA755939  Gilia aliquanta subsp. breviloba Orlando Mistretta, Christine Mistretta 2008-4-10 2411 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  RSA555412  Gilia angelensis Patricia Wilder 1963-1 2004 Los Angeles Distillery. Comment
  RSA0051793  Gilia brevicula L. Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  JEPS69537  Gilia capitata subsp. abrotanifolia Frank W. Peirson 1919-4-19 384 Los Angeles Pacoima Canyon San Gabriel Mountains, Pacoima Canyon 670 Comment
  RSA653782  Gilia capitata subsp. abrotanifolia J. Bogdanoff-Lord 1989-5-21 20 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA656061  Gilia capitata subsp. abrotanifolia James Henrickson 1985-3-30 19793 Los Angeles Ca. 3 air mi. nnw. of Newhall in proposed North Hills development just north of Santa Clara River and just e. of San Francisquito Creek 354 Comment
  UC1871055  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4791 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UC57535  Gilia capitata subsp. abrotanifolia Geo. B. Grant 1903-4-23 5433 Los Angeles Saugus Comment
  RSA493816  Gilia latiflora subsp. davyi A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7775 Los Angeles Mojave Desert, near Quartz Hill in Lancaster. S of Avenue L at 37th St. West 746 Comment
  RSA469370  Gilia latiflora subsp. latiflora Robert Gustafson, Christopher Davidson 1977-4-20 422 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  UC52861  Gilia latiflora subsp. latiflora H. M. Hall May 1902 3099 Los Angeles San Francisquito Pass Comment
  UCR97329  Gilia modocensis R. G. Swinney 1996-5-27 4735 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  RSA251405  Gilia nevinii R. F. Thorne 1966-4-16 36058 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  RSA661018  Gilia nevinii Orlando Mistretta 1992-4-5 158 Los Angeles Guds, San Clemente Island. Comment
  UC1602122  Gilia nevinii S. B. Parish 1885-4-1 Los Angeles San Clemente Island Comment
  CAS-BOT-BC402014  Gilia ochroleuca subsp. bizonata Alice Eastwood; John Thomas Howell 1937-4-26 3963 Los Angeles Near Palmdale Comment
  PASA723  Gilia tricolor J. E. Giguette May, 26 Los Angeles Flintridge Comment
  RSA681348  Githopsis diffusa subsp. diffusa LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 947 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.), We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  SBBG68425  Glycyrrhiza lepidota R. Hoffmann 1928-7-7 Los Angeles Acton Comment
  RSA751109  Gnaphalium californicum Justin M. Wood 2009-6-5 832 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR154018  Gnaphalium californicum A. C. Sanders 2005-5-11 30155 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UCR180039  Gnaphalium canescens R. G. Swinney, Dave Larson 1996-8-7 5230 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  UCR240247  Gnaphalium canescens Dan S. Cooper 2012-3-21 312- 18 Los Angeles South Coast, Santa Monica, Ashland Ave. near Lincoln Blvd. 20 Comment
  RSA773908  Gnaphalium canescens subsp. beneolens R. G. Swinney 2009-7-22 11350 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  POM358814  Gnaphalium chilense Robert Gustafson 1981-4-14 2181 Los Angeles Ballona Wetlands, Area 3. Comment
  POM307174  Gnaphalium microcephalum Henry J. Ramsey, Henry J. Ramsey 1937-8-29 2096 Los Angeles Altadena. Comment
  POM358898  Gnaphalium palustre Anstruther Davidson 1915-8-1 3089 Los Angeles Camp Baldy. Comment
  RSA775525  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-5-22 5187 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  RSA600985  Gnaphalium palustre L. C. Wheeler 1967-6-26 9890 Los Angeles Elsmere Canyon. 441 Comment
  SD133113  Grayia spinosa Ed LaRue, R. Montijo 2-4 Apr 1991 91 18 Los Angeles Palmdale; south of Avenue M and east of Sierra Highway; north of Air Force Plant. 790 Comment
  RSA80716  Grindelia camporum var. bracteosa F. W. Peirson 1922-1-5 3294 Los Angeles W of Inglewood on road toward Hermosa Beach Comment
  RSA162713  Guillenia lasiophylla J. D. Olmsted 1959-5-13 621 Los Angeles Evey Canyon, 200 yards west of San Antonio Canyon. 701 Comment
  OBI62224  Gutierrezia californica P. A. Holden 1968-9-15 553 =630 Los Angeles SE of Rosamond in the Antelope Valley Comment
  POM288833  Gutierrezia californica Lyman Benson 1933-11-12 5725 Los Angeles Westwood, Beverly Hills. 122 Comment
  SBBG8306  Gutierrezia microcephala R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CATA1546  Hainardia cylindrica Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2786 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir 435 Comment
  SBBG113273  Hainardia cylindrica S. A. Junak 1997-6-4 SCl 405 Los Angeles W and E sides of Deep Tank Reservoir, SW of housing at Empire Landing 106 Comment
  CLARK-A1528-2158  Haplopappus parishii John C. Roos 1941-10-4 864 Los Angeles San Gabriel Mountains 1219 Comment
  SBBG31154  Hazardia squarrosa var. grindelioides R. F. Thorne 1966-4-28 36242 Los Angeles near jct of Wrigley Drive and Renton Mine Rd 91 Comment
  SFV7107  Hazardia squarrosa var. grindelioides K. A. Wilson 1974-8-21 1433 B Los Angeles Santa Monica Mountains 0.3 miles west of Las Virgenes Road. Roadside bank. 185 Comment
  UCR139121  Hedera helix L. C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains, Camp Bonita 610 Comment
  HSC101307  Hedypnois cretica R. G. Swinney 2009-3-26 10163 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA0110597  Helenium bigelovii Richard G. Swinney 2010-9-30 13917 Los Angeles 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  UCR190023  Helenium bigelovii R. G. Swinney 1998-10-3 7018 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  UCR124674  Helenium puberulum B. C. Templeton 1933-7-21 5043 Los Angeles San Gabriel Mountains, Prairie Forks 1905 Comment
  CDA6537  Helianthus ciliaris Garrettson 1915-1 47 Los Angeles Montebello Hills District. 0 Comment
  LA200225  Helianthus gracilentus Jonathan Sauer; Frank Almeda 1975-9-18 5742 Los Angeles Santa Monica Mountains, Arroyo Sequit, Sequit Basin, W Santa Monica Mountains Comment
  SBBG131913  Heliotropium curassavicum S. A. Junak 2000-6-29 SCa 1353 Los Angeles E side of Middle Ranch Rd, ca. 1.1 mi from intersection with Airport Rd 292 Comment
  CAS-BOT-BC310108  Hemizonella minima A. J. McClatchie 1896-5-1 s.n. Los Angeles Wilson's Peak, near Pasadena Comment
  POM360304  Hemizonia fasciculata Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon. 457 Comment
  POM211257  Hemizonia kelloggii L. C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd, at Eaton Wash, Pasadena. 213 Comment
  CATA3112  Herniaria hirsuta var. cinerea Amy Catalano 2016-5-20 115 Los Angeles Santa Catalina Island: Northwest end of bank below Lower Cape Canyon Reservoir 201 Comment
  CAS-BOT-BC388494  Herniaria hirsuta var. cinerea Timothy S. Ross; J. Mark Porter 1995-5-4 8489 Los Angeles Liebre Mountains. Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  SFV21048  Hesperocnide tenella L. Gross, V. Soza 2001-6-6 433 Los Angeles Verdugo Mountains North side of mountains. Hostetter Mountain Way, off of La Tuna Canyon Road. In narrow, rocky draw above road, north-northwest facing canyon. 701 Comment
  CAS-BOT-BC135940  Hesperoyucca whipplei LeRoy Abrams 1902-6-17 2564 Los Angeles Supulveda Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC143681  Heteromeles arbutifolia Knopf; Johnson 1930-1-30 1458 Los Angeles Avalon Canyon, Catalina Island Comment
  RSA0091156  Heteromeles arbutifolia R. G. Swinney 2011-11-1 15958 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA498184  Heteromeles arbutifolia Erwin Miller 1934-6-30 19120 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  UCR212809  Heteromeles arbutifolia Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1820 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 401 Comment
  RSA0074446  Heterotheca grandiflora A. E. Hersh 1950-7-9 s.n. Los Angeles Trolley Way and Navy, Ocean Park. 8 Comment
  RSA0063113  Heuchera elegans T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3808 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip]. 1866 Comment
  POM360460  Hieracium argutum Fordyce Grinnell Jr 1911-08 4047 Los Angeles Mt. Wilson, San Gabriel Mountains. 1795 Comment
  RSA617227  Hieracium argutum LeRoy Gross 1998-9-12 52 Los Angeles Arroyo seco canyon between Little Bear Canyon and Switzer's Fall. 854 Comment
  RSA191179  Holodiscus microphyllus Robert F. Thorne, M. Z. Thorne 1967-7-19 s.n. Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1982 Comment
  RSA617228  Holodiscus microphyllus LeRoy Gross 1998-8-22 46 Los Angeles Top of Mt. Baden-Powell. 2866 Comment
  RSA4805  Hordeum depressum James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif. Comment
  SBBG42716  Hordeum depressum R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -240 Los Angeles Little Harbor Comment
  SBBG131656  Hordeum depressum S. A. Junak 1999-5-20 SCa 957 Los Angeles Cottonwood-Black Jack Rd 304 Comment
  UCR216752  Hordeum murinum R. G. Swinney 2009-2-20 10015 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR200193  Hordeum murinum subsp. glaucum Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 875 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 366 Comment
  CATA1198  Hordeum murinum subsp. murinum Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2223 Los Angeles Santa Catalina Island: White's Landing, sea bluff and open, flat areas bordering beach 6 Comment
  CAS-BOT-BC273517  Hordeum vulgare Timothy S. Ross; Victor W Steinmann 1995-5-8 8547 Los Angeles Liebre Mountains. First unnamed canyon E of Spunky Canyon, N side of Bouquet Reservoir 920 Comment
  CAS-BOT-BC273519  Hordeum vulgare Peter H. Raven 1959-5-3 14097 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mulholland Drive at Laurel Pass 350 Comment
  CAS-BOT-BC532299  Horkelia cuneata var. puberula C. F. Baker 1904-4-20 4760 Los Angeles Pacific Coast, Claremont Comment
  RSA714983  Horkelia rydbergii R. G. Swinney 1997-9-6 5856 Los Angeles San Gabriel Mountains: Jackson Lake area. Ball Flat, 0.8-0.9 mi N of Big Pines Hwy at end of SW spur of Forestry Service Rd 4N16 1875 Comment
  UCR119551  Hulsea heterochroma L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Little Rock Creek near Cedar Springs 1982 Comment
  UCR46128  Hulsea vestita Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Along unpaved road from Alder Saddle to Pacifico Mtn, NW of Hwy 2 Comment
  RSA585767  Hulsea vestita subsp. gabrielensis Orlando Mistretta 1995-7-11 1889 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  POM223063  Hydrocotyle ranunculoides L. C. Wheeler 1933-7-14 1939 Los Angeles San Gabriel Valley Rio Hondo. 58 Comment
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Feb 24 2020
  RSA607951  Hypochaeris glabra L. C. Wheeler 1933-5-30 1749 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  UCR200204  Hypochaeris glabra Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 890 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  UC1595229  Hypochaeris radicata Tim Ross and Peter Fritsch 1990-6-20 3608 Los Angeles near confluence of e and w forks San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains 445 Comment
  SD107829  Isocoma menziesii var. menziesii Robert F. Thorne, D. Propst and M. Haefs 1974-9-12 45113 Los Angeles Santa Catalina Island, Empire Landing 45 Comment
  POM361282  Isocoma menziesii var. sedoides B. C. Templeton 1955-9-4 7706 Los Angeles Near Malibu. Comment
  POM361277  Isocoma menziesii var. vernonioides Ora M. Clark 1928-12-23 1390 Los Angeles NW of San Pedro Comment
  POM361278  Isocoma menziesii var. vernonioides Anstruther Davidson 1917-10 3297 Los Angeles Streets. Comment
  SFV14466  Isocoma menziesii var. vernonioides J. L. Reveal 1987-9-11 3886 Los Angeles San Fernando Valley Limekiln Canyon, north of Rinaldi. 396 Comment
  RSA653344  Isomeris arborea Kelly Middleton, David Middleton 1988-5-23 23 Los Angeles Glendora Ridge Road, 8.4 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1066 Comment
  UCR129402  Isomeris arborea A. C. Sanders, Mark Elvin 2002-6-20 25242 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  UCR100433  Jaumea carnosa Scott D. White 1997-11-5 6012 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  SBBG112922  Jepsonia malvifolia S. A. Junak with K. Kirkland, M. Bushman 1998-10-21 SCa 814 Los Angeles E end of beach at White's Landing 24 Comment
  CAS-BOT-BC101894  Juglans californica G. B. Grant 1900-3-17 3493 Los Angeles Lincoln Park, edge of [Arr] Arroyo Seco Comment
  HSC13963  Juglans californica C. E. Fellows 1965-9-3 125 Los Angeles San Monica Mtns., 1/10 mi. W of intersection of Las Virgenes Rd. on Mulholland Rd., N side of road. Comment
  UCR270083  Juglans californica R. G. Swinney 2011-3-17 14113 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UCSB11931  Juglans californica Stern, A. 1961-3-5 Los Angeles Big Tujunga Creek 3.5 mi w of Guard Station, .5 miles north of Pipe Creek; Angeles National Forest; Big Tujunga Cyn; San Gabriel Mts Comment
  RSA0011185  Juglans californica Robert F. Thorne, Everett 1965-5-11 34674 Los Angeles Near circle on summit road from Avalon to airport. Santa Catalina Island. 91 Comment
  CAS-BOT-BC168646  Juglans hindsii A. C. Sanders; R. E. Riefner, Jr. 2009-8-18 37166 Los Angeles San Gabriel Valley: Arroyo Hondo, near the shooting range, 0.42 mi. due W of Rosemead Blvd., 0.26 mi. due S of Hwy 60 64 Comment
  UCR249898  Juglans hindsii R. E. Riefner Jr. 2012-12-11 12- 598 Los Angeles Sunland-Tujunga, along Stonehurst Ave. near Orcas Ave. 288 Comment
  IRVC26962  Juncus acutus A. C. Sanders, Mark Elvin 2003-8-7 27179 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  UCR203241  Juncus balticus R. G. Swinney 2005-7-11 8304 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  RSA0115694  Juncus balticus subsp. ater A. C. Sanders 2006-5-16 32335 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi upstream, 1.5 miles NNE of Quail Lake. 991 Comment
  RSA799898  Juncus bufonius Michelle Terrazino, Monica Rodriguez, Naomi Fraga 2013-7-23 6 Los Angeles Glendora Ridge Road 1288 Comment
  RSA598375  Juncus bufonius var. bufonius L. C. Wheeler 1967-5-24 9757 Los Angeles Indian Canyon, near mouth 701 Comment
  UCR210114  Juncus duranii R. G. Swinney 2008-7-24 9348 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA368068  Juncus macrophyllus L. E. Hoffman 1927-8-19 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  UCR223243  Juncus macrophyllus R. G. Swinney 2009-7-23 11372 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
  RSA607713  Juncus macrophyllus L. C. Wheeler 1947-7-11 6542 Los Angeles San Gabriel Mountains: Millard Canyon. 412 Comment
  UCR58866  Juncus patens F. C. Boutin 1967-4-23 1689 Los Angeles Channel Islands, east side of San Clemente Island, next major drainageway & canyon SE of Lemon Tank Comment
  RSA368318A  Juncus phaeocephalus Geo L. Moxley 1915-5-9 319 Los Angeles Canyon in hills east of Occidental College Comment
  RSA0040126  Juncus rugulosus Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  RSA762502  Juncus rugulosus R. G. Swinney 2008-10-10 9574 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA600900  Juncus torreyi L. C. Wheeler 1967-10-14 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Elsmere Canyon 442 Comment
  CHSC34420  Juncus xiphioides Philip A. Silverstone 1978-8-20 307 Los Angeles Jtn Maguire and Escondido Sts., 0.3 km from jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Along creek. Comment
  RSA729408  Juncus xiphioides R. G. Swinney 1999-6-21 7362 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UC1134268  Juniperus californica G. T. Nordstrom 1935-3-20 385 Los Angeles 1.75 mi e mouth of Snowy Creek; Santa Barbara National Forest, Tejon Quad. 1036 Comment
  CAS-BOT-BC235749  Keckiella cordifolia Joseph Andorfer Ewan 1933-7-4 7879 Los Angeles Spanish Canyon above Monrovia, San Gabriel Mts. 609 Comment
  POM308403  Keckiella cordifolia Henry J. Ramsey, Henry J. Ramsey 1937-12-7 3117 Los Angeles Altadena, North Craig Avenue. Comment
  POM50421  Keckiella cordifolia L. R. Abrams 1901-6-4 1694 Los Angeles Los Tunas Canyon. Comment
  RSA752579  Keckiella cordifolia Justin M. Wood 2009-6-8 859 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SFV16659  Keckiella cordifolia K. Sheffron, T. Rossberger 1994-5-19 40 Los Angeles San Gabriel Mountains Saugus. Along Dry Gulch Road between San Francisquito Canyon Road and Lake Hughes Road. Comment
  UC1234776  Keckiella cordifolia Peter H. Raven 1962-5-22 17830 Los Angeles first canyon w Lions Head Point; Santa Catalina Island Comment
  RSA400472  Keckiella ternata subsp. ternata R. S. Woglum 1940-7-6 2903 Los Angeles San Gabriel Mountains, Angeles National Forest, Charlton Flats Comment
  CAS-BOT-BC176822  Kochia californica Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  CAS-BOT-BC176825  Kochia californica Le Roy Abrams; E. A. McGregor 1908-6-30 509 Los Angeles Lancaster, Antelope Valley Comment
  POM292705  Koeleria macrantha Lyman Benson 1949-4-29 13602 Los Angeles Hill 3 miles SW of Pomona 305 Comment
  RSA774859  Koeleria macrantha R. G. Swinney 2009-6-24 11244 Los Angeles summit of Granite Mountain 1988 Comment
  RSA87127  Koeleria macrantha F. W. Peirson 1918-6-30 1597 Los Angeles Summit of Mt. Wilson, San Gabriel Mountains. Comment
  RSA703903  Krascheninnikovia lanata Gary D. Wallace, Ann Hiller 1983-5-18 2045 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  RSA0012049  Kyllinga brevifolia Steve Boyd 2005-7-27 11634 Los Angeles Pasadena, southeastern side of campus of California Institute of Technology, just west of front entrance to the Athenaeum (Faculty Club) 247 Comment
  CATA1650  Lactuca serriola Mark L. Hoefs, Steven A. Junak 1998-6-12 2934 Los Angeles Santa Catalina Island: Hillside above Catalina Harbor 14 Comment
  RSA616727  Lactuca serriola L. C. Wheeler 1966-8-20 8814 Los Angeles San Gabriel Mountains: Cabin Flat, Prairie Fork. Comment
  SBBG118937  Lactuca serriola S. D. White with P. De Vries 2004-6-14 10493 a Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  SBBG13783  Lactuca serriola M. A. Piehl 1962-10-3 62491 Los Angeles main rd near N part of Swain's (Swain) Cyn 381 Comment
  RSA87132  Lamarckia aurea F. W. Peirson 1918-04 1554 Los Angeles New York Drive, Altadena Comment
  SBBG133656  Lamarckia aurea R. F. Thorne 28-Aop-1968 37489 Los Angeles between headwaters of Middle and Graveyard Cyns 91 Comment
  RSA0060474  Lantana montevidensis R. G. Swinney 2010-8-16 13539 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA772165  Larrea tridentata R. G. Swinney 2009-5-12 10743 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
  LA202617  Lasthenia californica A. M. Johnson; 1932-4-4 3922 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  SD8880  Lasthenia californica J. C. Nevins 1885-1 Los Angeles Los Angeles Comment
  UC30429  Lasthenia californica J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Manzana Antelope Valley, Manzana Comment
  CAS-BOT-BC338111  Lasthenia californica Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  POM361537  Lasthenia californica Ralph Hoffman 1930-4-13 s.n. Los Angeles Prisoner's Harbor, Santa Cruz Island. Comment
  JEPS9911  Lasthenia coronaria Frank W. Peirson 1919-3-27 330 Los Angeles Arroyo Seco Canyon San Gabriel Mountains, Arroyo Seco Canyon 411 Comment
  UC30406  Lasthenia coronaria Harley P. Chandler 1898-3-10 Los Angeles Claremont Comment
  UCSB41996  Lasthenia gracilis Purviance, Susan 1979-3-28 Los Angeles Munz Ranch Road 1 mi. west of Avenue I, Antelope Valley Comment
  JEPS31171  Lasthenia microglossa Ernest C. Twisselmann 1962-4-18 6946 Los Angeles .25 mi nw of old Liebre Ranch headquarters; Liebre Mountains 1066 Comment
  SEINET5327272  Lathyrus laetiflorus I. W. Clokey, E. G. Anderson 1931-3-11 5331 Los Angeles San Gabriel Canyon 800 Comment
  UCR270147  Lathyrus vestitus R. G. Swinney 2011-4-9 14390 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
  UCSB3121  Lathyrus vestitus Beach, Kay 1943-2-9 Los Angeles San Dimas Exp. Forest; Monroe Canyon, 2100 ft. contour trail near gage 459 Comment
  RSA405669  Lathyrus vestitus subsp. laetiflorus Richard C. Barkelew 1929-4-7 15826 Los Angeles Cahuenga Pass Comment
  RSA583071  Lathyrus vestitus subsp. vestitus T. S. Ross 1993-4-22 6910 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; 1080 m due N of Cactus Peak (1560 ft); on terrace-like portion near base of northerly slope 259 Comment
  LA200461  Lathyrus vestitus var. vestitus W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  UC73251  Lathyrus vestitus var. vestitus Geo. B. Grant 1901-1-1 670 Los Angeles Lincoln Park Comment
  RSA517143  Lathyrus vestitus var. vestitus T. S. Ross 1990-5-14 2485 Los Angeles Yerba Buena Ridge.... Tujunga Ranger district 1099 Comment
  SD90476  Lathyrus vestitus var. vestitus Robert F. Thorne 1973-4-11 42850 Los Angeles San Clemente Island, middle portion of Norton Canyon, weedy canyon bottom 274 Comment
  CAS-BOT-BC321527  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi W of Fairmont, Mohave Desert 914 Comment
  CAS-BOT-BC321529  Layia glandulosa I. Johnston 1917-5-13 976 Los Angeles San Gabariel Wash 152 Comment
  JEPS40053  Layia glandulosa Frank W. Peirson 1925-4-23 5803 Los Angeles below Forks; San Gabriel Canyon 396 Comment
  POM343359  Layia glandulosa F. R. Fosberg 1983-4-22 64159 Los Angeles Southeast of Saddleback Butte State Park, near Avenue M, north of Moody Springs, east of Lancaster, Antelope Valley. Comment
  RSA506814  Layia glandulosa L. C. Wheeler 1967-5-9 9389 Los Angeles San Gabriel Mts.: Aliso Canyon E of Acton, ca. 1 mile downstream from Wagonwheel Ranch. 915 Comment
  POM246579  Layia platyglossa subsp. campestris F. R. Fosberg 1931-5-6 4814 Los Angeles Santa Catalina Island. Cape Canyon, mouth. 200 Comment
  POM4850  Layia platyglossa subsp. campestris P. A. Munz 1918-5-5 2183 Los Angeles Puente Hills, Turnbull Canyon 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
  CAS-BOT-BC89304  Lepidium flavum A. D. E. Elmer 1902-6-1 3653 Los Angeles Lancaster. Comment
  UCD115671  Lepidium fremontii Ira L. Wiggins 1966-4-15 20587 Los Angeles East of J.F.L. Motel, Pearblossom. Comment
  SD90282  Lepidium nitidum var. nitidum Robert F. Thorne 1973-4-11 42784 Los Angeles San Clemente Island: Plateau in Middle Ranch area at head of Middle Ranch Canyon 424 Comment
  CAS-BOT-BC328077  Lepidospartum squamatum H. E. McMinn 1925-8-6 1558 Los Angeles Sawpit Canon, San Gabriel Mts. Comment
  UC147932  Lepidospartum squamatum C. F. Baker 1908-12-15 5236 Los Angeles Claremont Comment
  UCR26501  Leptochloa fascicularis A. C. Sanders 1981-9-12 2340 Los Angeles Mojave Desert, Edges of the large marsh at the W end of Rosamond Dry Lake 694 Comment
  RSA126747  Leptochloa fusca subsp. fascicularis P. H. Raven, Henry J. Thompson 1959-10-4 14553 Los Angeles Coast Highway just north of mouth of Santa Monica Canyon. 15 Comment
  UCD33020  Leptochloa fusca subsp. uninervia Beecher Crampton 1965-10-27 7590 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  UCR190083  Leptodactylon pungens R. G. Swinney 1998-8-27 6816 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  SD90493  Leptosiphon bicolor Robert F. Thorne 1966-4-17 36127 Los Angeles San Clemente Island; grassy slope of Box Canyon, northwest of Horse Canyon, southwest of Thirst. 274 Comment
  RSA252930  Leptosiphon breviculus R. F. Thorne, C. W. Tilforth 1973-4-20 43031 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
  SBBG125528  Leptosiphon ciliatus A. Parikh, N. Gale 2010-6-15 3293 Los Angeles upper Big Tujunga Cyn, 0.3 km E of Shortcut Station, 0.5 km N of St Hwy 2, San Gabriel Mtns 1300 Comment
  UCD118882  Leptosiphon liniflorus Louis C. Wheeler 1967-6-26 9914 Los Angeles San Gabriel Mountains, Placerita Canyon , 0.25 mile east of highway. 457 Comment
  RSA598849  Leptosiphon pygmaeus subsp. pygmaeus Steve Boyd, T. S. Ross 1997-3-21 9221 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1310 Comment
  SBBG55959  Leptosyne calliopsidea L. R. Bevier 1983-4-30 24 Los Angeles ca. 2.5 mi S of Ave J on 170th Street E 640 Comment
  SEINET8483164 Image available Leptosyne gigantea J. Henrickson 1969-4-10 4210 Los Angeles 8 mi W of Malibu along Sandstone Cliff E of Pacific Coast Hwy at Zuma Beach. 3 Comment
  UCR127370  Lessingia filaginifolia A. C. Sanders, M. S. Enright 2002-8-7 25562 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, low hills in central Potrero Canyon, just SE of main oil facility, south of road and north of powerlines 366 Comment
  UCR204825  Lessingia filaginifolia R. G. Swinney 2005-8-22 8509 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  UCR223304  Lessingia filaginifolia R. G. Swinney 2009-7-29 11409 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA585419  Lessingia glandulifera var. glandulifera T. S. Ross, Steve Boyd 1990-5-29 2682 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd., then S of the road. 1143 Comment
  UC1375326  Lessingia glandulifera var. glandulifera Robert F. Thorne and C. W. Tilforth 1971-6-29 40676 Los Angeles ca. 1 1/2 mi e of junction of Aliso Creek wash and Santa Clara River in Soledad Canyon; n slope San Gabriel Mts., Angeles National Forest 883 Comment
  UCR1537  Lewisia rediviva var. minor Ken Calhoun 1962-5-12 108 Los Angeles San Gabriel Mtns, Blue Ridge, 8 mi west of Wrightwood 2134 Comment
  RSA720483  Leymus triticoides R. G. Swinney 1997-8-6 5775 Los Angeles along Hwy 2 0.5 mi W of Big Pines (road junction) E of Jackson Lake 2024 Comment
  RSA729605  Lilium humboldtii Richard G. Swinney 1998-7-10 6367 Los Angeles confluence of Bear Gulch and Prairie Fork Canyon, souh side of canyon along Prairie Fork sream. Riparian zone in mantane coniferous forest; with Alnus rhombifolia. 1488 Comment
  UCR12194  Lilium humboldtii Art Whistler 1966-6-20 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., valley between Coral Canyon Road and the Coast Hwy [Calif. Hwy 1] near Malibu Beach, 30 mi from Woodland Hills 34 Comment
  LA103211  Lilium humboldtii subsp. ocellatum Barry A. Prigge; 1985-6-14 6411 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, Murphy Ranch site. 601 Comment
  UCR238631  Lilium humboldtii subsp. ocellatum Anuja Parikh, Nathan Gale 2010-6-29 3376 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.6 km east of Cogswell Dam, just south of Devil's Canyon Dam Truck Trail 620 Comment
  UCR182740  Lilium parryi R. G. Swinney 1997-7-16 5659 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA188094  Limonium perezii Robert F. Thorne, Percy C. Everett 1965-6-22 34915 Los Angeles Santa Catalina Island, near Mausoleum in Avalon Canyon 122 Comment
  RSA702948  Linanthus aureus Scott D. White, Michael Honer 2004-3-30 9957 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  UC908628  Linanthus breviculus Herbert L. Mason 1934-3-30 8036 Los Angeles Rock Creek, Mohave Desert slope of San Gabriel Mountains San Gabriel Mountains Comment
  UCR209216  Linanthus breviculus R. G. Swinney 2008-6-17 9059 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  LA200751  Linanthus californicus Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA680223  Linanthus concinnus Valerie L. Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1673 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  UC880339  Linanthus dianthiflorus I. W. Clokey and E. G. Anderson 1931-3-11 5336 Los Angeles San Gabriel Canyon 900 Comment
  UCR280401  Linanthus dianthiflorus Jeremiah George, Eric Kline 2017-4-17 417- 08 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  RSA597990  Linanthus dianthiflorus subsp. dianthiflorus Lauren Raz, Micahel Wall 1997-3-17 073 Los Angeles Santa Catalina Island. Cape Canyon (trending southwest to northeast) via road from Middle Ranch. 244 Comment
  JEPS58396  Linanthus dichotomus Frank W. Peirson 1919-5-10 393 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  UCR186938  Linanthus parryae A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32073 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA523352  Linanthus parryae G. H. True 1935-4-19 273 Los Angeles Lovejoy Butte. 854 Comment
  RSA229072  Linanthus pungens R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38899 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  RSA187927  Linaria canadensis var. texana Robert F. Thorne 1966-4-29 36277 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. 213 Comment
  SEINET5344334  Linaria canadensis var. texana I. W. Clokey, B. Templeton 1929-1 4505 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  UCD123840  Linaria pinifolia Peter H. Raven; Henry J. Thompson 1960-4-24 15120 Los Angeles Santa Monica Mountains; junction of Decker Road and Mulholland Highway. 457 Comment
  UCR199960  Lithophragma affine subsp. mixtum Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1154 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 396 Comment
  UCR91489  Lithophragma bolanderi Scott D. White 1995-3-14 2544 Los Angeles San Gabriel Mtns., San Dimas Canyon Rd, upslope from San Dimas Reservoir. 457 Comment
  UCR190096  Lobelia dunnii R. G. Swinney 1998-7-30 6588 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  UCR194170  Lobelia dunnii R. G. Swinney 1998-7-24 6557 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  RSA592132  Lobularia maritima L. C. Wheeler 1967-3-3 9167 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  RSA441645  Loeflingia squarrosa L. C. Wheeler 1932-5-26 747 Los Angeles San Gabriel Wash 107 Comment
  RSA590848  Loeseliastrum matthewsii T. S. Ross, S. D. Boyd 1990-5-29 2670 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  SBBG98623  Logfia arizonica T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5326 Los Angeles terrace flats between Box and Horse Cyns 484 Comment
  SBBG128333  Logfia filaginoides S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 37 Los Angeles Deer Valley Trail 92 Comment
  SD69489  Logfia filaginoides Robert F. Thorne, P. Everett 1965-6-22 34897 a Los Angeles Santa Catalina Island; rocky slope at upper end of Avalon 214 Comment
  CATA3153  Logfia gallica Amy Catalano 2016-6-3 140 Los Angeles Santa Catalina Island: East of Wrigley Reservoir, along Airport Road 393 Comment
  RSA660294  Lolium perenne Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 37 Los Angeles 5.0 miles past the Pasadena city limits, a pull off on the left side of road as one is going up mountain. Comment
  RSA127392  Lolium perenne subsp. multiflorum P. H. Raven, Henry J. Thompson 1959-10-14 14627 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  RSA425022  Lolium perenne subsp. multiflorum J. C. Roos 1947-10-12 s.n. Los Angeles Charnock St., West Los Angeles Comment
  RSA725310  Lolium perenne subsp. multiflorum K. Dobry 1991-6-13 d- 701 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  UC777931  Lolium temulentum Frank W. Gould 1944-5-7 2336 Los Angeles 3 mi e Compton Comment
  UC934041  Lomatium dasycarpum subsp. dasycarpum H. L. Cogswell 1951-5-8 81 Los Angeles 0.75 mi N of San Dinias Park (Sec. B-10, Plot 2); San Gabriel Mountains, base of 518 Comment
  POM78293  Lomatium lucidum H. E. Hasse 1890-4-4 s.n. Los Angeles brushy foothills of Sierra Madre Comment
  UCSC001451  Lomatium mohavense Peter Kamb 1948-5-6 964 Los Angeles desert foothills of the San Gabriel Mts. above Little Rock Little Rock, San Gabriel Mts 975 Comment
  RSA452099  Lomatium mohavense L. E. Hoffman 1932-3-8 s.n. Los Angeles Arratre Canyon, N. side Mt. Gleason Comment
  RSA249820  Lomatium mohavense subsp. mohavense R. F. Thorne, Gary D. Wallace 1973-4-25 43406 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 miles S of Llano, N slope of Holcomb Ridge 1159 Comment
  RSA252924  Lomatium mohavense subsp. mohavense R. F. Thorne, C. W. Tilforth 1973-4-20 43043 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA589174  Lomatium mohavense subsp. mohavense T. S. Ross 1991-4-28 4783 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  CATA2962  Lonicera hispidula Amy Catalano 2016-1-19 003 Los Angeles Santa Catalina Island: Southeastern edge of Big Field, behind old barbed wire fence along road 187 Comment
  CAS-BOT-BC240742  Lonicera interrupta I. M. Johnston 1917-8-23 1713 Los Angeles San Antonio Mountains. Prairie Fk. of San Gabriel R. 1524 Comment
  CAS-BOT-BC240745  Lonicera interrupta A. D. E. Elmer 1902-6-1 3694 Los Angeles Acton, Mt. Gleason Comment
  RSA532653  Lonicera interrupta T. S. Ross 1991-8-14 5675 Los Angeles Roundtop [Mountain]: San Gabriel Mountains: Southwesterly ridge descending from the summit. 1829 Comment
  SFV16416  Lonicera subspicata J. H. Nishida 1991-8-10 s. n. Los Angeles San Gabriel Mountains Bear Divide off of Little Tujunga Canyon. Along trail to Coyote Canyon. 793 Comment
  CAS-BOT-BC234871  Lonicera subspicata var. denudata V. Bailey 1907-10-27 s.n. Los Angeles Santa Monica Mts., (N. slope) Comment
  RSA683321  Lonicera subspicata var. denudata LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1098 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
  UC303437  Lonicera subspicata var. denudata I. Johnston 1917-5-13 980 Los Angeles San Gabriel Wash 152 Comment
  SEINET12320789  Lonicera subspicata var. johnstonii R. A. Schlising 1971-1 2995 Los Angeles 0.8 mi W of Red Box jct to Mt. Wilson, along Angeles Crest Highway (Hwy 2) Comment
  CAS-BOT-BC198568  Lotus C. B. Wolf 1931-6-25 2236 Los Angeles SW of Los Angeles Botanic Garden, along Beverley Blvd., Mandeville Canyon 60 Comment
  RSA324070  Lotus argophyllus subsp. ornithopus F. H. Elmore 1939-2-18 392 Los Angeles San Clemente Island Comment
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May 16 2008
  RSA535695  Lotus argophyllus subsp. ornithopus T. S. Ross 1991-5-22 5454 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  RSA0003348  Lotus argophyllus var. ornithopus M. B. Dunkle 1939-4-4 7252 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  UC1595379  Lotus crassifolius Tim Ross and Steve Boyd 1990-6-18 3487 Los Angeles vicinity Camp Verdugo Pines (n draw draining to Jackson Lake); San Gabriel Mtns., Jackson Lake, Mescal Creek U.S.G.S. 7.5' 1877 Comment
  UC15715 Image available Lotus davidsonii Dr. A. Davidson 1892-8-1 Los Angeles Wilsons Peak; ; Wilson's Peak, Los Angeles Co. Comment
  RSA273124  Lotus dendroideus var. dendroideus Glenn A. Gorelick 1978-5-26 s.n. Los Angeles Catalina Harbor, Santa Catalina Island. Comment
  UC15560  Lotus dendroideus var. dendroideus Dr. A. Davidson 1891-1 6 Los Angeles Catalina Island Comment
  RSA406136  Lotus grandiflorus var. grandiflorus J. C. Marvin 1920-03 s.n. Los Angeles Santa Monica Range [?] Comment
  RSA498814  Lotus hamatus E. S. Spalding 1920-6-19 s.n. Los Angeles Witch Creek Comment
  POM1884  Lotus heermannii L. R. Abrams 1902-5-31 2486 Los Angeles Railroad embankment. Inglewood. Comment
  RSA498324  Lotus heermannii T. W. Minthorn 1924-5-30 s.n. Los Angeles San Jaun by the Sea [San Juan Capistrano?] Comment
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Oct 16 2013
  RSA498330  Lotus heermannii J. A. J.ohnston 13747 Los Angeles El Monte Comment
  RSA587268  Lotus heermannii var. heermannii Orlando Mistretta 1994-5-13 1220 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  RSA729568  Lotus oblongifolius var. oblongifolius R. G. Swinney 1998-7-21 6478 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
  UCR129928  Lotus oblongifolius var. oblongifolius Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1140 Los Angeles San Gabriel Mtns, Santiago Canyon. Near confluence with Little Rock Creek 1067 Comment
  RSA587606  Lotus procumbens var. procumbens Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1143 Los Angeles Santiago Canyon. Near confluence with Little Rock Creek. 1067 Comment
  RSA600068  Lotus procumbens var. procumbens Steve Boyd, Lauren Raz 1997-5-20 9823 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  RSA646117  Lotus procumbens var. procumbens Orlando Mistretta 1994-4-15 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Creek Section. 1159 Comment
  UC864750  Lotus purshianus var. purshianus F. R. Fosberg 1931-7-11 S 4386 Los Angeles Mouth of Cape Canyon Santa Catalina Island 200 Comment
  RSA0080396  Lotus salsuginosus var. salsuginosus R. G. Swinney 2010-3-24 12050 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  POM27731  Lotus scoparius Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA406849  Lotus scoparius var. brevialatus L. E. Hoffman 1927-7-10 s.n. Los Angeles Swarthout canyon Comment
  POM2449  Lotus strigosus Amos Shummway 1903-05 s.n. Los Angeles Collected near Pasadena Comment
  RSA660103  Lotus strigosus Orlando Mistretta 1992-6-12 533 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA632117  Lotus strigosus L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Ridge south of mouth of Big Dalton Canyon. 495 Comment
  RSA660882  Lotus strigosus var. hirtellus Orlando Mistretta 1992-4-5 145 Los Angeles Guds, San Clemente Island. Comment
  CAS-BOT-BC201205  Lupinus F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 Comment
  RSA771550  Lupinus R. G. Swinney 2009-5-28 10953 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  CAS-BOT-BC201202  Lupinus Timothy S. Ross; Darin Banks 1994-4-12 7497 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 520 m SSE of where Drinkwater Canyon joins S. Fr. Canyon 560 Comment
  SEINET10488413  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa# 6450 x 8292 (2) Comment
  SEINET10969890  Lupinus albifrons 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 # 6450 x arb. Hybrid. Comment
  SEINET5327628  Lupinus albifrons M. Walker 1963-4-28 s.n. Los Angeles La Ballona Creek. 3 Comment
  RSA0061210  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042005 Los Angeles Old Ridge Rte. 376 Comment
  RSA0089144  Lupinus bicolor R. G. Swinney 2010-4-28 12399 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UC1212159  Lupinus bicolor David Dunn 1941-3-29 976 Los Angeles Pomona Comment
  UC1922361  Lupinus bicolor Valerie Soza, Susan Caplow 2003-4-11 1629 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park vicinity, head of Brand Canyon, alongside Brand Park Mtwy, north side of powerline tower. 640 Comment
  UCR160087  Lupinus bicolor L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., north of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  UCR240248  Lupinus bicolor Dan S. Cooper 2012-3-21 312- 17 Los Angeles South Coast, Santa Monica, Ashland Ave. near Lincoln Blvd. 20 Comment
  RSA381562  Lupinus bicolor R. Mattoni 1986-04 s.n. Los Angeles Back edge of the beach just W of Los Angeles International Airport. 6 Comment
  RSA652730  Lupinus bicolor subsp. marginatus Gary Guntle 1971-4-3 s.n. Los Angeles Pasture 40 mi w of Lancaster on Ave. D. left side. Comment
  POM350037  Lupinus bicolor subsp. microphyllus Freda Detmers 1931-3-12 13997 Los Angeles El Segundo. Comment
  POM145644  Lupinus bicolor subsp. tridentatus L. R. Abrams 1927-4-30 11710 Los Angeles Head of Antelope Valley. Comment
  RSA91252  Lupinus breweri var. grandiflorus F. W. Peirson 1921-6-16 2441 Los Angeles Summit of Mt. Waterman, San Gabriel Mountains 2317 Comment
  SBBG78227  Lupinus concinnus F. R. Fosberg 1931-3-27 4413 Los Angeles Hamilton Cyn, North Wall 120 Comment
  UCR281618  Lupinus concinnus R. G. Swinney 2014-4-30 16288 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR190347  Lupinus excubitus R. G. Swinney 2001-4-18 7899 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR229149  Lupinus excubitus var. austromontanus Dan S. Cooper 2011-5-5 511- 57 Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  POM97155  Lupinus excubitus var. hallii P. A. Munz 1925-4-23 9422 Los Angeles San Gabriel Canyon 305 Comment
  SFV10196  Lupinus formosus var. formosus J. G. Cuti 1978-4-19 56 Los Angeles Verdugo Mountains About 1 mile from end of Walnut Ave. on Stough Canyon fire road. 518 Comment
  SDSU4978  Lupinus guadalupensis R. M. Beauchamp 1967-3-18 262 Los Angeles East of Bluff. San Clemente Island. Comment
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May 16 2008
  UCR55914  Lupinus hirsutissimus J. A. Adams 1965-3-19 75 Los Angeles Foothills of San Gabriel Mtns., Claremont, Thompson's Wash, north end of Indian Hill Blvd. 427 Comment
  RSA13767  Lupinus latifolius subsp. parishii Louis C. Wheeler 1932-4-29 662 Los Angeles Thompson Wash 2 mi. NE La Verne. 373 Comment
  LA205134  Lupinus latifolius var. parishii Victor Duran; 1933-7-21 3523 Los Angeles San Gabriel Mountains, Buckhorn 1981 Comment
  POM183645  Lupinus longifolius Joseph A. Ewan 1929-5-4 3462 Los Angeles Santa Monica Mountains, Santa Ynez Canyon. Comment
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Apr 15 2014
  UCR269258  Lupinus microcarpus var. horizontalis Pam De Vries 2013-5-20 7862 Los Angeles Tehachapi Mountains/Western Transverse Range, Gorman Hills, about 0.50 air mile NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1034 Comment
  RSA585692  Lupinus microcarpus var. microcarpus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-11 3011 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  RSA586642  Lupinus microcarpus var. microcarpus Orlando Mistretta 1995-6-1 1766 Los Angeles San Gabriel Mountains. Carr Canyon. 1098 Comment
  RSA670754  Lupinus sparsiflorus Joseph M. Keefe 2001-4-8 31203 Los Angeles San Rafael Mountains. North side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, CA 90042. 262 Comment
  RSA414262  Lupinus sparsiflorus subsp. sparsiflorus Anstruther Davidson 1890-04 s.n. Los Angeles Near Burbank Comment
  IRVC26138  Lupinus succulentus B. C. Templeton, I. W. Clokey 1930-4-2 4411 Los Angeles Mulholland Drive northwest of Hollywood; on a hillside Santa Monica Mountains 305 Comment
  SBBG31354  Lupinus succulentus R. F. Thorne with P. C. Everett 1965-5-12 34609 Los Angeles Bullrush Cyn Comment
  RSA133779  Lupinus succulentus H. J. Thompson 1959-4-12 1931 Los Angeles Santa Monica Mountains, 2 miles west of Las Virgenes Road, Mulholland Highway 305 Comment
  RSA166553  Lupinus succulentus W. G. Webb 1935-2-17 s.n. Los Angeles Eagle Rock. Comment
  UCD109594  Lupinus succulentus Gerald Dickinson 1962-4-3 8 Los Angeles Pierce College, Woodland Hills. 246 Comment
  RSA177715  Lupinus truncatus Robert F. Thorne, Percy C. Everett 1965-5-11 34580 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  UC1129729  Lupinus truncatus A. D. Gifford 1935-3-15 467 Los Angeles 2 mi from mouth of Elizabeth Lake Canyon; Elizabeth Lake Canyon 426 Comment
  RSA661017  Lupinus truncatus Orlando Mistretta 1992-4-5 157 Los Angeles Guds, San Clemente Island. Comment
  RSA601056  Lycium cooperi Steve D. Boyd, Lauren Raz 1997-6-18 9998 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 2.4 road miles west of intersection with Highland St. 878 Comment
  RSA409649  Lycopus americanus F. R. Fosberg 1930-11-11 S- 4174 Los Angeles Templeton S of Puente. 80 Comment
  CAS-BOT-BC142280  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne 1967-5-19 36882 Los Angeles Echo Lake Branch of upper Swain's Canyon - Santa Catalina Island 365 Comment
  POM155737  Lyonothamnus floribundus subsp. floribundus M. B. Dunkle 1928-4-10 1837 Los Angeles Santa Catalina Island. Johnson's Canyon in Ironwood grove. 396 Comment
  SBBG51684  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 519 a Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  RSA775585  Lythrum californicum Orlando Mistretta, Christine Mistretta 2010-6-25 5356 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  UC56517  Lythrum californicum Ernest Braunton 1902-6-13 442 Los Angeles Griffith Park Comment
  SEINET6065314  Lythrum californicum Unknown 1996-6-12 8838 Los Angeles Liebre Mountains Comment
  RSA699571  Madia elegans subsp. vernalis LeRoy Gross, Paul Morton 2004-6-9 1354 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1727 Comment
  RSA485418  Mahonia nevinii Steve Boyd, David Kelly 1986-6-20 1959 Los Angeles San Francisquito Cyn at LADWP pump station #2. Comment
  RSA0083119  Malacothamnus R. G. Swinney 2010-6-4 13040 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  CAS-BOT-BC203924  Malacothamnus clementinus F. C. Boutin 1967-4-23 1653 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 304 Comment
  RSA753965  Malacothamnus davidsonii A. Edwards, K. Oldehoeft 2009-4-29 130 Los Angeles Transverse Ranges; San Gabriel Mts. Region: Gentle N-facing slope above southern bank of Big Tujunga Wash and below dirt equestrian trail. Just upstream/east of Hansen Dam. 290 Comment
  CAS-BOT-BC206210  Malacothamnus fasciculatus Le Roy Abrams 1901-4-6 1382 Los Angeles Verdugo Hills Comment
  CATA1306  Malacothamnus fasciculatus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2397 Los Angeles Santa Catalina Island: By road, middle of Cape Canyon 243 Comment
  SD84739  Malacothamnus fasciculatus Reid Moran 1941-3-3 670 Los Angeles Santa Catalina Island, near Parson's Landing, brink of cliff by the falls. 199 Comment
  RSA95326  Malacothamnus fasciculatus F. W. Peirson 1918-6-19 109 Los Angeles San Antonio Canyon Wash, south base of San Gabriel Mts. Comment
  CAS-BOT-BC206364  Malacothamnus fremontii Robert F. Thorne; C. W. Tilforth 1971-6-30 40837 Los Angeles 1.6 miles above Little Sycamore Campground along Little Rock Creek, San Gabriel Mts., Angeles National Forest 1280 Comment
  RSA293401  Malacothamnus fremontii Reino Alava, R. C. Bacigalupi 1958-7-21 2245 Los Angeles Just east of Pinyon Flats and at begning of decent into the canyon. Along Forest service road. Canyon of South fork of Little Rock Creek. 1555 Comment
  SBBG33761  Malacothamnus marrubioides V. Soza, S. Boyd 2002-4-10 1387 Los Angeles ridge above E fork of Haskell Cyn, ridge just W of Del Sur Ridge, ca. 2 mi NW along Coarse Gold Cyn fire road from Bouquet Cyn 655 Comment
  CAS-BOT-BC347614  Malacothrix glabrata A. D. E. Elmer 1902-6-1 3986 Los Angeles Lancaster Comment
  RSA225981  Malacothrix saxatilis var. tenuifolia R. F. Thorne, A. C. Gibson 1971-5-22 39754 Los Angeles San Gabriel Mts., Angeles National Forest: upper Fish Canyon near Falls 396 Comment
  SBBG66179  Malacothrix saxatilis var. tenuifolia R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  UC54808  Malosma laurina J. Burtt Davy October, 1896 2728 Los Angeles Santa Monica Comment
  UCR276752  Malosma laurina R. G. Swinney 2010-8-11 13489 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  CATA3138  Malva assurgentiflora Sarah Ratay, Chris Davis 2010-8-5 131 Los Angeles Santa Catalina Island: Near golf course in Avalon 62 Comment
  POM12289  Malva parviflora F. L. Robinson 1921-4-15 21 Los Angeles Orchard N of Claremont. Comment
  RSA12390  Malva parviflora Carl B. Wolf 1934-4-11 5602 Los Angeles Bryant Ranch E. of Long Beach on mesa. 100 ft. NE of concrete mon. 1864.92 ft. so. of NW corner of section. 15 Comment
  RSA580114  Malvella leprosa Tim S. Ross, Steve D. Boyd 1994-9-21 8332 Los Angeles 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100m W of the Cow Spring Canyon drainage. 1149 Comment
  UCR153585  Marah macrocarpa A. C. Sanders 2005-5-11 30192 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
  RSA604498  Marah macrocarpa L. C. Wheeler 1933-5-13 1734 Los Angeles 2 mi. N of Claremont Comment
  UCSB16390  Marah macrocarpa Hurst, Linda 1963-2-26 Los Angeles 100 feet E of North Kenter Road, 3 miles N of Sunset Blvd., 10 miles E of U.S. Highway 101, Los Angeles 548 Comment
  SD107903  Marah macrocarpa var. major Larry DeBuhr, Gary Wallace 1972-9-2 702 Los Angeles San Clemente Island, S of Eel Point 74 Comment
  SDSU7022  Marrubium vulgare D. F. Howe 1915-4-1 38 Los Angeles Claremont. Comment
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Dec 5 2008
  RSA595158  Matricaria matricarioides Steve Boyd 1996-4-25 8703 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
  UCR124606  Meconella denticulata I. W. Clokey, B. C. Templeton 1929-1 4428 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  POM348065  Medicago sativa Edwin Kline 1924-6-11 s.n. Los Angeles Los Angeles. Comment
  UC1587719  Melica imperfecta Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5259 Los Angeles w fork Near-Death Canyon (draining into Mosquito Cove (draining beginning 800 ft n of Rest [1336 '] marker; 1800 ft se of Malo Knoll [1396']), beginning of drainage); San Clemente Island, Mosquito Cove 384 Comment
  UCR276767  Melica imperfecta R. G. Swinney 2011-5-16 14733 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  UCSB513  Melica imperfecta Mooney, Harold 1956-4-13 Los Angeles Mint Canyon Comment
  RSA625513  Melinis repens L. C. Wheeler 1945-1-28 5996 Los Angeles 200 E. Dartmouth Ave. La Verne. Comment
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Nov 23 2015
  UCR147793  Mentha Valerie Soza, Laura Moore 2000-6-14 1010 Los Angeles San Gabriel Mountains, Spring at Big Cienega, c. 0.6 mi NE of Deer Flat Campground along S Hawkins Road (FSR 3N07.2) 1982 Comment
  RSA409931  Mentha suaveolens Anstruther Davidson 1896-07 s.n. Los Angeles Glendale. Comment
  UCR189248  Mentzelia 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 1348 Comment
  RSA167050  Mentzelia affinis W. G. Webb 1935-4-19 s.n. Los Angeles Tejon Ranchos, near Lebec Comment
  RSA785479  Mentzelia albicaulis Doris Bowers 1957-4-25 124 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  RSA0068453  Mentzelia laevicaulis R. G. Swinney 2010-3-30 12117 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UC586869  Mentzelia laevicaulis var. laevicaulis Joseph Andorfer Ewan 1934-8-4 8327 Los Angeles along auto road in crest of Blue Ridge San Gabriel Mts. 2529 Comment
  RSA653778  Mentzelia micrantha J. Bogdanoff-Lord 1989-5-21 25 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UC1211157  Mentzelia micrantha Huron H. Smith 1912-5-31 5054 Los Angeles Pebble Beach Road Santa Catalina Isl. 7 Comment
  POM96822  Mentzelia micrantha F. M. Reed 1926-6-12 5240 Los Angeles Talus slope near La Canada. Comment
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Dec 7 2014
  UC19590  Mentzelia montana H. M. Hall 1899-6-22 1378 Los Angeles San Antonio Mountains, Schwartout Canyon 1981 Comment
  RSA595938  Mentzelia veatchiana Louis C. Wheeler 1967-5-12 9420 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA599342  Mentzelia veatchiana Steve Boyd, Lauren Raz 1997-3-26 9371 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  CAS-BOT-BC167616  Mentzelia veatchiana Ira L. Wiggins; W. R. Ernst 1958-5-2 226 Los Angeles About 4 miles south of Big Rock Store, on Highway #2 Comment
  RSA402613  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 S- 4891 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  SFV1131  Mesembryanthemum crystallinum K. A. Wilson 1961-3-16 1034 Los Angeles Point Dume, Westward Beach Road. Base of cliff on steep sandy slope. 10 Comment
  SBBG83254  Mesembryanthemum nodiflorum M. Daily 1986-4-7 SCa-t- 10 Los Angeles Bird Rock Comment
  CAS-BOT-BC438131  Mesembryanthemum nodiflorum Herman Knoche 1919-7-4 Series A, No. 997 Los Angeles San Clemente Island Comment
  RSA393756  Micropus californicus var. californicus L. C. Wheeler 1934-4-15 2520 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  RSA0106585  Microseris Helen M. Oster 1929-4-27 s.n. Los Angeles Foothills Vermont and Western. Comment
  SBBG117047  Microseris douglasii S. A. Junak 2001-5-4 SCa 1488 Los Angeles N side of rd to Parson's Landing, SE of beach at landing, ca. 0.6 mi W of gate at Emerald Bay 121 Comment
  POM363464  Microseris lindleyi Anstruther Davidson 1895-5-3 s.n. Los Angeles Manzana. Comment
  UCR190884  Microseris lindleyi R. G. Swinney 2001-4-18 7906 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR85447  Microseris lindleyi R. G. Swinney 1994-5-7 2826 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 0.4-0.6 mi north of Big Dalton Canyon Road on Mystic Canyon Trail 488 Comment
  RSA587158  Microseris lindleyi Orlando Mistretta 1995-4-28 1652 -H Los Angeles Kitter Canyon; Slopes W of main canyon 1280 Comment
  PASA329  Microseris linearifolia Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  SEINET6190458  Mimetanthe pilosa Wesley O. Griesel 1961-5-30 s.n. Los Angeles Devil's Gate Dam 457 Comment
  LA51919  Mimulus aurantiacus Leo Boyd; 1953-3-25 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA600925  Mimulus aurantiacus Louis C. Wheeler 1968-3-17 s.n. Los Angeles San Gabriel Mountains: Gordon Canyon at Ferguson Motorway. 396 Comment
  OBI9531  Mimulus aurantiacus var. pubescens Carl B. Wolf 1936-4-24 7772 Los Angeles Base of Santa Susana Pass 366 Comment
  OBI9533  Mimulus aurantiacus var. pubescens H. E. McMinn 1949-6-13 5600 D Los Angeles Foothills of San Gabriel Mts, Hwy 118 Comment
  RSA0069878  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-3-24 12093 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UC147938  Mimulus aurantiacus var. pubescens C. F. Baker 1909-5-23 5354 Los Angeles San Antonio Canyon Comment
  UCR205676  Mimulus aurantiacus var. pubescens A. C. Sanders, T. B. Salvato 2009-5-29 37033 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
  RSA589224  Mimulus brevipes Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2922 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA658839  Mimulus brevipes J. S. Burns 1992-5-11 21 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest 762 Comment
  UC125312  Mimulus brevipes T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  POM30  Mimulus cardinalis D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  SFV5498  Mimulus cardinalis W. A. Kelley Jun 1967 Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  RSA420686  Mimulus cardinalis Cora Mae Life 1923-07 15 Los Angeles Claremont Canyon. Comment
  SEINET12269806  Mimulus cardinalis Unknown 1933-1 8416 Los Angeles near Los Angeles Comment
  UC1250457  Mimulus fremontii var. fremontii Isabelle Tavares, Valera Brinson 1962-4-18 292 Los Angeles 26 mi e Palmdale (on Highway 138) 1036 Comment
  PASA121  Mimulus guttatus Annetta Carter 1929-1-1 Los Angeles mouth of Big Santa Anita Comment
  RSA586692  Mimulus guttatus Orlando Mistretta, Mark A. Elvin 1995-6-20 1793 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  SBBG71134  Mimulus guttatus P. DeVries 2013-4-5 7820 Los Angeles ca. 1.5 air mi Wof the Gorman offramp on the N bound 15, along Gorman Post Rd, N Side 1097 Comment
  SEINET3159676  Mimulus guttatus G. B. Grant, W. Wheeler 1904-1 789 /6135 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California. Comment
  RSA229204  Mimulus johnstonii Robert F. Thorne, C. W. Tilforth 1971-6-30 40834 Los Angeles San Gabriel Mountains, Angeles National Forest: 3.3 miles below Alder Saddle along and above S Fork of Little Rock Creek. 1433 Comment
  RSA0091501  Mimulus pilosus R. G. Swinney 2010-6-29 13375 B Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  UCR162289  Mimulus pilosus Anuja Parikh, Nathan Gale 2004-6-2 2032 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  RSA609999  Minuartia douglasii L. C. Wheeler 1933-5-5 1688 Los Angeles Fish Canyon 259 Comment
  JEPS79934  Mirabilis californica I. W. Clokey and B. C. Templeton 1930-4-8 4685 Los Angeles San Francisquito Canyon 700 Comment
  UCR125780  Mirabilis jalapa A. C. Sanders 2003-5-26 26834 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA523167  Mirabilis laevis Tim S. Ross 1991-2-23 4103 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  CAS-BOT-BC434621  Mirabilis laevis var. crassifolia LeRoy Abrams 1902-6-9 2504 Los Angeles Playa del Rey Comment
  RSA226253  Mirabilis laevis var. crassifolia Gary D. Cromwell, David W. Wheat 1971-4-21 543 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora 549 Comment
  SBBG69865  Mirabilis laevis var. crassifolia R. Hoffmann 1929-5-22 Los Angeles Del Sur to Elizabeth Lake Comment
  RSA464658  Mirabilis laevis var. crassifolia M. B. Dunkle 1938-3-20 5256 Los Angeles Palos Verdes Hills, Los Angeles. Comment
  UCR186362  Mirabilis multiflora Michael Honer 2007-4-24 2526 Los Angeles Tehachapi Mtns. Foothills, east end of Oso Canyon, c. 1.5 mi. north of Hwy 138 976 Comment
  CLARK-A1528-1380  Mollugo verticillata John C. Roos 1939-6-21 920 Los Angeles Pasadena Comment
  SEINET892778  Monardella exilis B. Pitzer 1998-1 3699 Los Angeles Western Mojave Desert: W side of 170th Street East, 0.5 mi S of Avenue 'J' (N5), ca. 0.2 mi N of the west entrance to Saddleback Butte State Park. 890 Comment
  POM17851  Monardella linoides subsp. stricta P. A. Munz 1923-9-1 7707 Los Angeles Swartout Valley, narrow north-facing canyon. 2043 Comment
  CAS-BOT-BC349494  Monolopia lanceolata A. J. McClatchie 1897-4-9 s.n. Los Angeles Palos Verdes Hills near Redondo 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
  RSA729922  Muhlenbergia californica R. G. Swinney 1998-7-28 6512 Los Angeles Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak. 1024 Comment
  RSA591202  Muhlenbergia microsperma L. C. Wheeler 1933-11-19 2272 Los Angeles San Gabriel Canyon. 335 Comment
  SEINET10860551  Muhlenbergia microsperma LeRoy R. Abrams Abrams 1383 Los Angeles Monte Vista. Comment
  RSA594542  Muhlenbergia rigens F. R. Fosberg 1931-8-13 798 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  UCD87116  Muhlenbergia rigens Robert F. Thorne; M. Z. Thorne 1967-7-19 37180 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  UCR209876  Muhlenbergia rigens R. G. Swinney 2008-7-13 9190 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  POM1689  Muilla maritima J. H. K. 1909-6-7 21 Los Angeles Claremont. 365 Comment
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Oct 10 2009
  RSA377601  Muilla maritima Thekla Mohr s.n. Los Angeles Eaton Canyon. Comment
  SEINET6038200  Muilla maritima Louis Wheeler 1973-4-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SEINET3480607  Nandina domestica Unknown 16 Los Angeles Los Angeles, Los Angeles Comment
  RSA0084952  Nassella cernua R. G. Swinney 2010-5-4 12496 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
  SEINET193423  Nassella cernua F. W. Gould 1944-3-26 2176 Los Angeles N slopes of Palos Verdes Hills near Walteria Comment
  RSA187988  Nassella lepida R. F. Thorne, Percy C. Everett 1965-6-22 34889 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road. 243 Comment
  RSA251420  Nassella pulchra R. F. Thorne 1966-4-17 36133 Los Angeles San Clemente Island, near Lemon Tank S of Nanny, NE side of island. 305 Comment
  UCSB51704  Nasturtium officinale Bishop, Richard 1967-5-14 Los Angeles Bull Creek, 1 mi. east of intersection of Balboa and Rinaldi Streets, Town of Granada Hills Comment
  JEPS123339  Navarretia David Gowen with Leigh Johnson 2010-5-11 1106 Los Angeles Paramount Ranch in the Santa Monica Mountains. Comment
  POM9194  Navarretia atractyloides M. L. Kindall 1920-6-1 s.n. Los Angeles Claremont. 365 Comment
  JEPS2658 Image available Navarretia atractyloides var. flavida Frank W. Peirson 1921-6-20 2444 Los Angeles North Fork San Gabriel River San Gabriel Mountains; North Fork of San Gabriel River, San Gabriel Mts. 457 Comment
  RSA252984  Nemacladus longiflorus var. breviflorus R. F. Thorne, C. W. Tilforth 1973-4-20 43057 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA497251  Nemacladus sigmoideus L. C. Wheeler 1948-6-13 6641 Los Angeles San Gabriel Mountains: Big Tujunga, on ridge east of Coldwater Canyon. 975 Comment
  RSA0006293  Nemacladus sigmoideus R. C. Bacigalupi 1953-6-14 4190 Los Angeles Upper slopes of the So. Fork of Little Rock Creek Canyon, higher north slopes of the San Gabriel Mts, Angeles National Forest. 1554 Comment
  UCR189392  Nemophila menziesii R. G. Swinney 1998-5-30 6157 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  OBI20486  Nerium oleander Ron Pecoff 1961-5-28 s.n. Los Angeles Pecoff nursery, Playa Del Rey 26 Comment
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Jul 10 2014
  RSA0036977  Nicotiana attenuata R. G. Swinney 2010-5-11 12668 A Los Angeles San Gabriel Mountains: Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA680545  Nicotiana attenuata Scott D. White, Michael Honer 2003-6-23 9584 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  RSA730311  Nicotiana attenuata R. G. Swinney 1998-9-4 6912 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UC884647  Nicotiana glauca Ira W. Clokey, B. Templeton Jun 1929 4583 Los Angeles Mandeville Canyon; Santa Monica Mountains 150 Comment
  UCD126678  Nicotiana glauca Kenneth A. Wilson; D. E. Bianchi 1961-2-2 815 Los Angeles Santa Susana Mts. Granada Hills. Base of Limeklin Canyon. Comment
  RSA655997  Nicotiana quadrivalvis var. bigelovii James Henrickson 1985-3-30 19783 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  SEINET10696850  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3956 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696865  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3945 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  JEPS44069  Oenothera californica W. L. Jepson 1935-4-17 17052 Los Angeles 6 1/2 mi w Lancaster 731 Comment
  UCR138537  Oenothera californica subsp. californica L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Juniper Hills Road, Juniper Hills, just north of road 1372 Comment
  UCSB51893  Oenothera californica subsp. californica Hodgson, John 1928-7-1 Los Angeles Santa Barbara Forest, Tejon Pass on highway 1280 Comment
  SD7309  Oenothera elata subsp. hirsutissima J. C. Irvin Los Angeles Los Angeles Comment
  UC1870255  Olea europaea LeRoy Gross 2003-3-7 755 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 555 Comment
  CAS-BOT-BC427445  Oligomeris linifolia LeRoy Abrams 1903-3-14 3135 Los Angeles San Pedro hills, near Rocky Pt. Comment
  SD69460  Oligomeris linifolia Robert F. Thorne 1966-4-5 35868 Los Angeles Santa Catalina Island, above stream in Cottonwood Canyon 106 Comment
  UC1215239  Oligomeris linifolia Peter H. Raven 1962-5-8 17601 Los Angeles near s end of Seal Cove San Clemente Island; , s end of Seal Cove 15 Comment
  OBI82098  Oncosiphon piluliferum Steve D. Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region; Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  POM285264  Opuntia parryi Lyman Benson 1953-6-3 15133 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  UCR206437  Oreonana vestita R. G. Swinney 2008-6-10 8986 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  RSA748439  Orobanche Orlando Mistretta 1992-8-14 s.n. Los Angeles Fall Creek Trail. Tujunga Ranger District. Comment
  UC303471  Orobanche bulbosa I. M. Johnston 1917-7-1 1430 Los Angeles Evey Canyon on Yerba Santa, San Antonio Mountains Evey Canyon; San Antonio Mountains, Evey Canyon 838 Comment
  CAS-BOT-BC502622  Orobanche bulbosa Ernest C. Twisselmann 1959-6-2 5354 Los Angeles Liebre Mountain Road, 0.3 i E of the old Ridge Route 1249 Comment
  CAS-BOT-BC502625  Orobanche bulbosa F. Grinnell Jr. 1917-6-10 s.n. Los Angeles Sister Elsie Peak Trail near Pasadena, San Gabriel Mountains Comment
  RSA0078635  Orobanche californica subsp. feudgei LeRoy Abrams 1902-7-11 2675 Los Angeles Coldwater Canyon. Comment
  RSA0076156  Orobanche fasciculata Louis C. Wheeler 1967-8-28 10543 Los Angeles San Gabriel Mountains: Gold Dollar Mine at head of Dry Gulch off Coldwater Canyon. 2194 Comment
  SBBG112823  Orobanche parishii subsp. brachyloba S. A. Junak 1998-7-17 SCa 788 Los Angeles just W of mouth of Silver Cyn, on coastal slopes just inland from beach 12 Comment
  POM4365  Orthocarpus purpurascens var. pallidus Florence M. Bowes 1905-5-5 8 Los Angeles Claremont. 400 Comment
  RSA402068  Orthocarpus purpurascens var. purpurascens Tom Burch 1940-4-21 s.n. Los Angeles Bouquet Canyon, near Saugus. 610 Comment
  UC30761  Osmadenia tenella S. B. and W. F. Parish June 1887 1932 Los Angeles Pasadena Comment
  UC1348978  Osmorhiza berteroi Robert F. Thorne and M. Z. Thorne 1967-7-19 37190 Los Angeles above Crystal Lake Recreation Area; San Gabriel Mts., Angeles National Forest, Big Cienega Sprin 1981 Comment
  SFV19343  Osmorhiza brachypoda J. N. Hogue, C. Solek 2005-4-8 237 .2 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. Glen Canyon. 670 Comment
  UC56284  Oxalis albicans subsp. californica H. M. Hall May 1902 3286 Los Angeles Santa Ana River Canyon 243 Comment
  POM306248  Oxalis corniculata Henry J. Ramsey, Henry J. Ramsey 1938-1-9 1372 Los Angeles Altadena, North Craig Avenue Comment
  UCR191296  Oxytheca parishii R. G. Swinney 1998-7-2 6267 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21 1963 Comment
  RSA506848  Oxytheca parishii var. parishii James L. Reveal, Barbara J. Ertter 1976-6-28 4558 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.7 mile northwest of Mill Creek Summit 1662 Comment
  RSA776525  Oxytheca parishii var. parishii Jane Tirrell 2011-7-25 LS- 32 Los Angeles On crest of ridge approximately 0.5 mile east of Windy Gap. 2426 Comment
  UCR248299  Oxytheca trilobata Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 400 Los Angeles San Gabriel Mountains, Road 7N23, Liebre Mountains 1484 Comment
  RSA522436  Oxytheca trilobata Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4015 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  JEPS26539  Packera ionophylla Peter Kamb 1947-6-30 613 Los Angeles Mt. Islip Summit San Gabriel Mts. 2499 Comment
  SBBG121011  Paeonia californica R. Burgess, P. Munro 1998-1-25 2632 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  UCR150659  Paeonia californica James Henrickson 1985-3-31 19796 Los Angeles c. 3 mi SW of Newhall just south of Calgrove Ave about 0.5 mi east of the freeway 370 Comment
  RSA434238  Paeonia californica F. McCulloch 1944-3-28 s.n. Los Angeles Santa Monica Mtns 701 Comment
  RSA599214  Paeonia californica Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of stables, Brown School for Girls. 335 Comment
  CATA3127  Parapholis incurva Amy Catalano 2016-5-26 133 Los Angeles Santa Catalina Island: Drainage between upper and lower Buffalo Springs Reservoirs 382 Comment
  RSA150835  Parietaria hespera Peter H. Raven 1962-5-9 19696 Los Angeles Canyon just north of Gray, San Clemente Island. 305 Comment
  SBBG20501  Parietaria hespera var. californica E. R. Blakley 1963-12-7 6336 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  RSA750454  Paspalum distichum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37075 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SBBG57146  Paspalum distichum R. Hoffmann 1927-8-30 Los Angeles Santa Clara River near Castaic Comment
  RSA733307  Paspalum vaginatum R. E. Riefner 2006-7-29 6 -330 Los Angeles City of Carson, Dominguez Channel, S of Del Amo Blvd. near Carson St. 7 Comment
  UCD110573  Passiflora caerulea A. C. Sanders; D. Malueg 2001-5-17 24330 Los Angeles Los Angeles Basin. Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 121 Comment
  UCR176575  Passiflora caerulea Harry Spilman 1998-4-29 01 Los Angeles South Pasadena, south side of equestrian trail north of the tunnel that passes under the Pasadena (110) Freeway, immediately east of Stoney Drive 183 Comment
  SEINET10682065  Passiflora caerulea S. Krosnick 2008-7-27 Krosnick 402 Los Angeles In cultivation at RSABG greenhouses. Grown from commercially distributed seed. Comment
  SFV22086  Pectocarya linearis subsp. ferocula V. Soza, L. Gross, B. Hogshead 2001-4-18 1168 Los Angeles Verdugo Mountains Verdugo Mountains. Ridgetop above McDonald Creek. Along trailside. 579 Comment
  UC206176  Pectocarya linearis subsp. ferocula unknown 1904-4-1 4135 Los Angeles Claremont Comment
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Jun 3 2012
  UC25017  Pectocarya linearis subsp. ferocula Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UCD120127  Pectocarya linearis subsp. ferocula Daryl Koutnik 1978-4-14 366 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  SEINET1004448  Pectocarya penicillata A. C. Sanders, Andy Thompson 2003-1 26015 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park. 351 Comment
  RSA593456  Pectocarya setosa Steve Boyd 1996-4-24 8639 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  SD42640  Pectocarya setosa Darley F. Howe 1947-5-4 Los Angeles Antelope Valley Comment
  SFV5402  Pectocarya setosa J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles Mojave Desert Big Pines Highway, midway between Pearblossom and Valyermo. Roadside. 1037 Comment
  UCR223078  Pectocarya setosa R. G. Swinney 2009-5-13 10779 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UCR270830  Pectocarya setosa R. G. Swinney 2011-5-24 14823 Los Angeles San Gabriel Mountains, 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 1061 Comment
  RSA585471  Pectocarya setosa T. S. Ross, Steve D. Boyd 1990-5-29 2665 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW 1402 Comment
  UCD120188  Pectocarya setosa Daryl Koutnik; Vickie Dawes 1978-4-7 335 Los Angeles west side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  LA82065  Pedicularis densiflora O. H. Kappler; 1941-3-2 94 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC67705  Pellaea andromedifolia Ira L. Wiggins 1949-2-22 11963 Los Angeles San Clemente Island, near north-east end of island 38 Comment
  UC399514  Pellaea andromedifolia C. F. Millspaugh 1920-1-9 4559 Los Angeles Avalon Canyon; Santa Catalina Isl Comment
  UC42642  Pellaea andromedifolia R. S. Norris June 1893 Los Angeles Catalina Island Comment
  SEINET4556461 Image available Pellaea andromedifolia George B. Grant May 1902 918 Los Angeles South West California Comment
  CAS-BOT-BC71335  Pellaea mucronata Carl B. Wolf 1932-5-13 3618 Los Angeles Santa Catalina Island, Hamilton Canyon 152 Comment
  UCR220191  Pellaea mucronata R. G. Swinney, Jane Strong 2009-4-7 10304 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  RSA800793  Pellaea mucronata subsp. californica Jane Tirrell 2012-8-20 LS 0155 Los Angeles Approximately 100 meters south of California State Route 2 in a rocky outcrop near the Big Rock Creek drainage about 1.5 miles west of Dawson Saddle. 2342 Comment
  UCR259562  Penstemon grinnellii R. G. Swinney 2010-9-7 13698 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR259988  Penstemon grinnellii R. G. Swinney 2010-10-8 14008 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  UCR11969  Penstemon heterophyllus P. H. Raven 1960-5-21 15398 Los Angeles Western Transverse Range; Santa Monica Mtns., Cornell Corners 244 Comment
  RSA584170  Penstemon heterophyllus var. australis Tim S. Ross, Steve D. Boyd 1990-5-15 2536 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  SBBG118437  Penstemon labrosus O. Mistretta 1993-6-28 906 Los Angeles Table Mtn, Sunrise Ski Area Comment
  UCR204841  Penstemon rostriflorus R. G. Swinney 2005-8-11 8455 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  SDSU10969  Penstemon spectabilis H. Wedberg 1966-4-3 1198 Los Angeles Above Hill Dr and Neal, in Eagle Rock. 457 Comment
  UCR124429  Penstemon spectabilis I. W. Clokey, B. C. Templeton 1929-3-26 4475 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA0036214  Penstemon spectabilis Fran Dourisboure 1966-5-10 s.n. Los Angeles San Rafael (Raphael on sheet) Mountains. 213 Comment
  RSA0092550  Penstemon spectabilis var. subviscosus Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14320 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madres, 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
  UC206185  Pentachaeta lyonii Katharine Brandegee Los Angeles Santa Catalina Isl. Comment
  RSA0062901  Pentagramma triangularis T. S. Ross 1991-5-23 5484 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 39 Comment
  UCR200126  Pentagramma triangularis subsp. triangularis Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 766 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 518 Comment
  UCSB62247  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-10-1 Los Angeles San Gabriel Mtns., no. of Pacifico Mtns., Santiago Cyn. ca. 1/2 mi. north of the campground 1158 Comment
  UCSB62248  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-5 Los Angeles San Gabriel Mtns., Glendora Ridge Rd., ca. 1 mi. e. of Peacock Saddle 1158 Comment
  UC812206  Pentagramma viscosa Grant and Wheeler 1904-4-25 Los Angeles Santa Catalina Comment
  SBBG59646  Perideridia pringlei R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  SEINET5767576  Peritoma arborea A. A. Heller 1908-6-19 8956 Los Angeles Santa Catalina Island, near Avalon Comment
  SFV1552  Peritoma arborea C. Gasser 1956-3-9 s. n. Los Angeles Santa Monica Mountains Calabasas, 2 miles from Highway 101 on Topanga Canyon Road on side of road. 210 Comment
  CAS-BOT-BC73740  Peritoma arborea var. globosa Rev. J. C. Nevin s.n. Los Angeles Newport Comment
  UC625121  Perityle emoryi F. R. Fosberg 1931-4-3 S 4463 Los Angeles Pebble Beach Road Santa Catalina Island 5 Comment
  UCR65560  Perityle emoryi Aaron Liston, O. Mistretta, L. Rieseberg 1989-4-28 795 7 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  UC485146  Perityle emoryi Theodore W. Minthorn 1910-10-16 6 Los Angeles about 5 mi n Port Los Angeles Comment
  LA40165  Phacelia cicutaria var. hispida Tamar; 1961-4-8 6409 Los Angeles 365 Comment
  POM6433  Phacelia cicutaria var. hispida P. A. Munz, L. T. Street, Williams 1919-4-5 2432 Los Angeles Puddingstone Canyon, San Dimas. Comment
  UCR273547  Phacelia cicutaria var. hispida R. G. Swinney 2011-6-22 15238 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
  RSA427653  Phacelia cicutaria var. hispida Edwin Kline 1925-4-26 s.n. Los Angeles Arroyo Seco, San Gabriel Mountains. Comment
  UCR189724  Phacelia davidsonii R. G. Swinney 1998-7-10 6377 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  CHSC95798  Phacelia distans LeRoy Gross 2005-5-3 2195 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  JEPS2367  Phacelia distans I. W. Clokey, C. B. Clokey, and B. Templeton 1930-5-13 4760 Los Angeles Bouquet Canyon 750 Comment
  RSA653777  Phacelia distans J. Bogdanoff-Lord 1989-5-5 4 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA655998  Phacelia distans James Henrickson 1985-3-30 19784 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  UCR220185  Phacelia distans R. G. Swinney 2009-4-7 10290 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR223286  Phacelia distans R. G. Swinney 2009-5-13 10772 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UCR223500  Phacelia distans R. G. Swinney 2009-5-28 10950 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR95539  Phacelia distans L. C. Wheeler 1967-5-12 9479 Los Angeles San Gabriel Mtns., c. halfway between Hunt Canyon and Soledad Canyon at Vincent 1159 Comment
  POM3767  Phacelia distans O. W. Robinson 1916-3-10 s.n. Los Angeles Wash near Greek Theater, Claremont. Comment
  UC697766  Phacelia distans Kay H. Beach 1943-4-21 1753 Los Angeles mouth of Big Dalton Canyon San Gabriel Mts. 335 Comment
  UC483322  Phacelia douglasii Helen D. Geis Jan 1909 Los Angeles sand-dunes Redondo Comment
  UC1400322  Phacelia egena Robert F. Thorne and C. W. Tilforth, et al. 1972-6-29 42087 Los Angeles mt. summit above Big Pines; San Gabriel Mts., Angeles National Forest, Table Mt. 2286 Comment
  RSA213384  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles San Clemente Island, southeast point. Comment
  UCR199007  Phacelia fremontii Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  OBI13782  Phacelia fremontii Donald Alpert 1962-4-4 s.n. Los Angeles Little Rock Dam 1219 Comment
  UCR200028  Phacelia grandiflora Valerie Soza, Susan Caplow 2003-4-11 1626 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, south of junction of Brand Park Motorway and Verdugo Motorway, alongside Brand Park Motorway, head of Brand Canyon 762 Comment
  NY57339  Phacelia heterosperma S. B. Parish 06 1887 1980 Los Angeles Rock Creek, border Mohave Desert Comment
  SBBG41205  Phacelia imbricata J. T. Howell 1928-6-10 3890 Los Angeles Fish Cyn Comment
  UC126017  Phacelia lemmonii Dr. A. Davidson 1800-1 Los Angeles Rock Creek Comment
  UCR131370  Phacelia longipes Jeremiah George 2001-5-8 7 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
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Apr 24 2016
  UCR271246  Phacelia longipes R. G. Swinney 2011-6-1 14968 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  UC1282134  Phacelia longipes Victor Duran 1933-7-27 3539 Los Angeles at Burchham Creek Little Rock Creek 1737 Comment
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Feb 8 2007
  UC702058  Phacelia longipes Harlan Lewis 1946-11-18 Los Angeles Camp Ground #15 Upper Big Tujunga (Creek) Comment
  RSA596056  Phacelia minor Tim S. Ross, J. Mark Porter 1995-5-4 8461 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 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
  RSA590520  Phacelia minor Orlando Mistretta 1994-3-30 978 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA775955  Phacelia mohavensis Orlando Mistretta, Christine Mistretta 2010-6-17 5338 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  SFV8255  Phacelia mohavensis T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1612 Los Angeles San Gabriel Mountains Chilao Flat, just south of Chilao Station. Along dry creekbed. 1585 Comment
  UC697614  Phacelia ramosissima var. latifolia Kay H. Beach 1942-10-1 1633 Los Angeles stream bed below Fern Run-off plots; San Gabriel Mountains, San Dimas Experimental Forest 1524 Comment
  LA38508  Phacelia viscida Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SEINET1907215  Phacelia viscida A. C. Sanders, Mark A. elvin, 2003-1 26275 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  SD69554  Phalaris aquatica Robert F. Thorne 1966-6-1 36500 Los Angeles Santa Catalina Island; along stream flowing from reservoir at upper end of Cape Canyon 334 Comment
  SEINET193424 Image available Phalaris lemmonii F. W. Gould 1944-4-12 2281 Los Angeles Los Angeles near corner of Western Avenue & 131st Street Comment
  UC76972  Phalaris lemmonii Geo. B. Grant April 1901 970 Los Angeles near Los Angeles The Palms; , The Palms Comment
  CAS-BOT-BC250591  Phalaris minor I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough Comment
  UC1536073  Phalaris minor Robert F. Thorne 1975-9-4 47392 Los Angeles Fisherman's Cove Santa Catalina Island (cmapus of USC Marine Science Center); , Fisherman's Cover Comment
  CATA3132  Phalaris paradoxa Sarah Ratay 2010-3-31 116 Los Angeles Santa Catalina Island: End of east WBG road 201 Comment
  POM356939  Phalaris paradoxa E. S. Spalding 1925-4-23 s.n. Los Angeles Near Whittier Comment
  UC21769  Pholisma arenarium J. J. Rivers Dec. 1896 Los Angeles Santa Monica Comment
  CSUSB125  Pholistoma auritum Dick Bernier 1966-4-3 Los Angeles 500 yards along a woodland canyon at the end of 14th Street in Puente Hills. 213 Comment
  UC455948  Pholistoma racemosum I. J. Condit 1911-3-27 Los Angeles Santa Catalina Island Comment
  UC72009  Pholistoma racemosum unknown March 1900 831 Los Angeles Avalon Catalina Isl, Avalon Comment
  UC1194621  Phoradendron Del Wiens 1958-12-10 2427 Los Angeles n. Claremont (Cobal Canyon); Cobal Canyon 426 Comment
  CAS-BOT-BC134961  Phoradendron bolleanum Del Wiens 1953-12-10 882 Los Angeles Crystal Lake Area, San Gabriel Mts. 1676 Comment
  RSA800515  Phoradendron bolleanum Jane Tirrell 2012-8-31 LS 0172 Los Angeles North side California State Route 2, just west of mile marker 67.23, approx. 1.75 mi west of Dawson Saddle. 2254 Comment
  UCR222823  Phoradendron densum R. G. Swinney 2009-4-29 10602 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  SBBG81861  Phoradendron leucarpum subsp. tomentosum R. J. Rodin 1953-5-17 5829 Los Angeles near main hwy 3 mi S of Gorman Comment
  UCSB15390  Phoradendron leucarpum subsp. tomentosum Breedlove, Dennis 1961-8-4 Los Angeles Steep slope at western edge of Mohave Desert on Big Pines Highway at junction with Largo Vista Road; San Gabriel Mountains 1524 Comment
  UCR180792  Phoradendron villosum R. G. Swinney 1995-4-4 3475 Los Angeles San Gabriel Mtns., Glendora, Glendora Wilderness Park, upper east-facing slope of Mystic Canyon along upper Mystic Cyn. trail,, c. 0.4 mi. N of Big Dalton Cyn. Rd. 488 Comment
  POM244916  Phyllospadix torreyi F. R. Fosberg 1931-5-16 4877 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  POM220640  Physalis lancifolia Louis C. Wheeler 1932-7-19 965 Los Angeles 2 miles north of Claremont. 412 Comment
  UCR138712  Physalis philadelphica L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  UC1004312  Pickeringia montana var. montana J. Warren 1952-5-27 Los Angeles Las Flores Canyon; roadcut 457 Comment
  UCR211808  Pickeringia montana var. montana Valerie Soza, LeRoy Gross 2001-5-22 1245 Los Angeles Transverse Ranges; San Gabriel Mountains, just above northern boundary of Morgan Fire 2000 area, headwaters of Morgan Canyon, c. 500 ft. south of Bluebird Motorway, WNW of Sycamore Flat 808 Comment
  CAS-BOT-BC73402  Pinus Geo. B. Grant 1904-11-24 6429 Los Angeles Pasadena, NE corner Manzea & Villa Comment
  LA35781  Pinus coulteri Mary V. Hood; 1939-12-27 39- 153 k* Los Angeles Charleton Flats 1478 Comment
  UCR259987  Pinus lambertiana R. G. Swinney 2010-10-8 14007 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  UC1595467  Plagiobothrys arizonicus Tim Ross 1992-4-4 6088 Los Angeles nr SW/4 SW/4 NE/4 NE/4; SW Mojave Desert, Adobe Mtn. USGS 7.5' topo, Adobe Mountain 975 Comment
  UCR149971  Plagiobothrys arizonicus Scott D. White 2004-5-5 10306 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  UCR184045  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
  IRVC26338  Plagiobothrys canescens A. C. Sanders 2003-4-16 26028 Los Angeles Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  UCR126720  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  RSA159343  Plagiobothrys collinus var. gracilis P. H. Raven 1962-4-10 17203 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA523630  Plantago erecta J. T. Howell 1928-3-20 3480 Los Angeles Vermont Canyon, Criffith Park. Comment
  RSA533961  Plantago erecta Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5208 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  POM259319  Plantago indica J. D. Laudermilk 1938-7-28 s.n. Los Angeles 3 miles N of Claremont. Comment
  RSA402059B  Plantago lanceolata L. E. Hoffman 1929-5-5 s.n. Los Angeles Arroyo Seco-Ave. 57-Los Angeles river bottom Comment
  UCR182238  Plantago major R. G. Swinney 1997-9-6 5872 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  RSA401711A  Platanus racemosa Fay A. MacFadden 1931-3-16 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR259972  Platanus racemosa R. G. Swinney 2010-4-20 12297 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR271739  Platanus racemosa R. G. Swinney 2011-10-27 15913 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  UCR51486  Platanus racemosa A. C. Sanders 1987-12-4 7570 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  CAS-BOT-BC91676  Platystemon californicus Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  UCR182132  Platystemon californicus R. G. Swinney 1998-4-14 6000 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA445705  Platystemon californicus Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  RSA600166  Plectritis ciliosa subsp. insignis Steve D. Boyd, Lauren Raz 1997-5-1 9658 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UC303428  Plectritis ciliosa subsp. insignis P. A. Munz 191 Los Angeles San Dimas, Puddingstone Canyon Puddingstone Canyon; San Dimas, Puddingstone Canyon Comment
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Aug 21 2012
  RSA0031848  Poa annua Louis Van Velzen 1987-5-11 87 -01 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. and 210 Fwy. Comment
  UCR49034  Poa annua Steve Morgan 1974-5-1 94 Los Angeles San Gabriel Valley, 1212 E. Las Tunas Dr., San Gabriel 183 Comment
  UCR193598  Poa pratensis R. G. Swinney 1999-8-16 7658 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  RSA332609  Poa pratensis subsp. pratensis Wayne E. Sawyer 1981-6-16 53 Los Angeles San Gabriel Mtns., Angeles National Forest: 200' NE of Little Jimmy Campground 2256 Comment
  SBBG125454  Poa pratensis subsp. pratensis A. Parikh, N. Gale 2010-6-17 3322 Los Angeles upper Big Tujunga Cyn, 0.2 km N of St Hwy 2, 0.4 km NE of intersection of St Hwy 2 and upper Big Tujunga Cyn Rd, San Gabriel Mtns 1360 Comment
  POM16504  Poa secunda Le Roy Abrams 1901-04 1416 Los Angeles La Cananda Comment
  RSA573553  Poa secunda Timothy S. Ross 1992-5-8 6291 Los Angeles San Gabriel Mountains: San Antonio Canyon; upper N side of Hog Back. 1183 Comment
  RSA579432  Poa secunda Timothy S. Ross 1994-5-31 7967 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  UCSB72614  Poa secunda White, Scott; Devries, Pam 2006-5-9 Los Angeles SE Tehachapi Mtns.; Gorman area, valley & slopes along Gorman Creek, NE of 1-15 Fwy. and SW of Gorman Post Rd.; Lebec 1098 Comment
  CAS-BOT-BC247055  Poa secunda subsp. juncifolia John Roos; Lucille Roos 1951-5-27 5055 Los Angeles Flats between Lancaster and Rosamond, Mojave Desert 701 Comment
  RSA653887  Polycarpon tetraphyllum Valerie L. Soza, Steve Boyd 2000-4-26 791 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  UCR222773  Polycarpon tetraphyllum R. G. Swinney 2009-5-8 10699 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCD169679  Polygonum argyrocoleon Louis C. Wheeler 1962-5-20 8086 Los Angeles Wilmington: Catalina Island Terminal, Avalon Blvd. and Canal St. Along railroad. 1890 Comment
  RSA669282  Polygonum aviculare LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 552 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  SBBG128207  Polygonum aviculare M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2195 Los Angeles Horse Beach Cyn, ca. 2.3 mi N of China Point 183 Comment
  CAS-BOT-BC414164  Polygonum aviculare subsp. buxiforme Grant 1906-9-1 7172 Los Angeles Santa Catalina Isl. Comment
  UCR162507  Polygonum persicaria Anuja Parikh, Nathan Gale 2004-6-2 2023 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  UCR108444  Polygonum punctatum L. C. Wheeler 1946-9-22 6371 Los Angeles Rosemead Blvd. and San Gabriel Blvd, just north of intersection 62 Comment
  RSA60292  Polypodium californicum G. R. Campbell 1948-5-13 589 Los Angeles just below fire station, San Dimas canyon. San Gabriel Mts 609 Comment
  RSA689883  Polypodium californicum Martha Hilend 1928-2-9 40 Los Angeles Big Santa Anita Canyon. Comment
  SFV15492  Polypodium californicum E. J. Spencer 1992-2-14 7 Los Angeles San Gabriel Mountains Bear Canyon, east of Sand Canyon Road. Milepost 7.64. 457 Comment
  UCR208029  Polypodium californicum F. R. Fosberg 1931-3-24 R- 80 Los Angeles Channel Islands, Hamilton's Canyon near Avalon, Santa Catalina Island 80 Comment
  UCSB62392  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  UCSB8311  Polypodium californicum Gill, Robert 1960-3-5 Los Angeles Little Dalton Canyon, San Gabriel Mtn. range 426 Comment
  RSA689896  Polypodium californicum Edwin Kline 1924-2-24 s.n. Los Angeles Arroyo Seco. Comment
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Jun 10 2012
  RSA689959  Polypodium californicum Johnstone 1937-06 s.n. Los Angeles Angeles Crest Highway. Comment
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Jan 11 2007
  UCSB62297  Polypodium californicum Kiefer, Lawrence 1966-9-4 Los Angeles San Gabriel Mtns., Fish Fork of the E fork of the San Gabriel River, ca. 0.5mi above the falls 1341 Comment
  UCSB62342  Polypodium californicum Kiefer, Lawrence 1967-4-15 Los Angeles San Gabriel Mtns., N of Monrovia, Monrovia Canyon, ca. 1/2mi above Emerson Flats 457 Comment
  CAS-BOT-BC232420  Polypogon monspeliensis Joseph Andorfer Ewan 1932-6-28 7506 Los Angeles Los Angeles River at Hyperion Bridge Comment
  CDA2352  Polypogon monspeliensis Phillipson 1915-6-2 22 .2.J. Los Angeles El Monte. Comment
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Oct 3 2010
  SBBG12193  Polypogon monspeliensis P. H. Raven 1962-5-8 17598 Los Angeles mouth of cyn at S end of Seal Cove 9 Comment
  SBBG13308  Polypogon monspeliensis M. A. Piehl -Jun-1962 62377 a Los Angeles about buildings and along rds at Navy Base 38 Comment
  RSA0085517  Polypogon monspeliensis Meryl B. Dunkle 1939-8-12 8552 Los Angeles Prisoner's Harbor, Santa Cruz Island. Comment
  RSA693289  Polystichum imbricans subsp. imbricans L. E. Hoffman 1930-5-12 s.n. Los Angeles Millard's Canyon. Angeles National Forest. Comment
  RSA670694  Polystichum imbricans subsp. imbricans Geo L. Moxley 1915-7-19 383 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA0021514  Populus balsamifera subsp. trichocarpa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5143 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR184095  Populus fremontii A. C. Sanders 2007-4-13 33407 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  UC212909  Portulaca oleracea D. L. Crawford July 1915 Los Angeles Claremont Comment
  SD252228  Potamogeton Steven A. Junak 1999-9-10 Sca 1092 Los Angeles Santa Catalina Island. NW end of lower reservoir, Bulrush Canyon. 305 Comment
  UCR210347  Potamogeton crispus R. G. Swinney 2008-10-16 9606 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR24188  Potamogeton crispus John C. Roos 1950-7-15 4852 Los Angeles San Gabriel Valley, Whittier Narrows, San Gabriel River bed near Whittier 61 Comment
  CAS-BOT-BC143082  Potentilla anserina subsp. pacifica Ernest Braunton 1902-6-8 455 Los Angeles Ballona Comment
  CAS-BOT-BC143085  Potentilla anserina subsp. pacifica Le Roy Abrams 1901-4-11 1463 Los Angeles Ballona Creek, Mesmer Comment
  UCR223376  Potentilla glandulosa R. G. Swinney 2009-7-23 11390 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
  RSA453210  Prunus emarginata Bonnie C. Templeton 1933-5-15 5142 Los Angeles East Blue Ridge, Big Pines Park, San Gabriel Mountains. 2134 Comment
  CAS-BOT-BC158283  Prunus fasciculata var. fasciculata Chester Dudley 1931-7-1 s.n. Los Angeles [Swartout] Swarthout Valley Comment
  CAS-BOT-BC154944  Prunus ilicifolia John H. Thomas 1957-5-3 6727 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA497996  Prunus ilicifolia Richard C. Barkelew 1929-4-17 s.n. Los Angeles Santa Monica Mountains, Mulholland Highlands, Los Angeles. Comment
  UCR174649  Prunus ilicifolia Jennifer H. Jones 2006-6-4 371 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  UCR95391  Prunus ilicifolia L. C. Wheeler 1966-11-19 9135 Los Angeles San Gabriel Mtns., Tunnel Bypass, 0.25 mi upstream from Dutch Louie Camp, Pacoima Canyon 716 Comment
  RSA454134  Prunus ilicifolia subsp. ilicifolia L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest Comment
  RSA650190  Prunus ilicifolia subsp. ilicifolia Lori Ackerman, Gerald Braden 1988-4-22 4 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  CAS-BOT-BC154555  Prunus ilicifolia subsp. lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Santa Catalina Island. Left (E.) fork of Pebbly Beach Canyon, 1/3 mi. above Mexican Houses 152 Comment
  SD51925  Prunus ilicifolia subsp. lyonii Peter Raven 1962-5-9 17643 Los Angeles San Clemente Island:steep grassland in canyon just north of Guds 182 Comment
  UCD170963  Prunus persica R. G. Swinney 2009-6-27 11288 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge. 194 Comment
  SEINET3245952  Prunus virginiana R. G. Swinney 2009-1 11489 Los Angeles Transverse Range; San Gabriel Mtns. : Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. (Mescal Creek 7.5') 2060 Comment
  CAS-BOT-BC154780  Prunus virginiana var. demissa Le Roy Abrams; E. A. McGregor 1908-7-5 639 Los Angeles [Swartout] Swarthout Canyon, desert slopes of the San Gabriel Mountains 1981 Comment
  RSA725834  Prunus virginiana var. demissa R. G. Swinney 1997-6-25 5653 Los Angeles San Gabriel Mtns.: west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  CAS-BOT-BC356562  Pseudognaphalium biolettii Reid Moran 1941-2-19 595 Los Angeles Middle Ranch, San Clemente Island Comment
  CAS-BOT-BC356565  Pseudognaphalium biolettii Le Roy Abrams 1898-1-1 s.n. Los Angeles Ballona Harbor Comment
  UCR200143  Pseudognaphalium biolettii Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 805 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  CAS-BOT-BC356547  Pseudognaphalium biolettii Louis Wheeler 1931-9-11 136 Los Angeles Thompson Wash near La Verne 373 Comment
  CAS-BOT-BC356549  Pseudognaphalium biolettii Geo. B. Grant 1900-3-9 s.n. Los Angeles Pasadena Comment
  POM358742  Pseudognaphalium biolettii G. R. Proctor 1944-01 770 Los Angeles Sand dunes at El Segundo. Comment
  UC485692  Pseudognaphalium californicum Katharine Brandegee Los Angeles Antonio, n of Surf; Antonio Comment
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May 17 2014
  CAS-BOT-BC357638  Pseudognaphalium stramineum Le Roy Abrams; E. A. McGregor 1908-7-2 534 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  RSA229143  Pseudotsuga macrocarpa Robert F. Thorne, C. W. Tilforth 1971-6-29 40733 Los Angeles Lucas Canyon 915 Comment
  SEINET5334803  Pseudotsuga macrocarpa W. D. Billings 1951-6-18 2102 Los Angeles Local in steep canyons and ravines, San Gabriel Range 91 Comment
  LA94226  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-6 1644 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, ca 0.25 mi from mouth. 121 Comment
  UCSC001093  Pteridium aquilinum var. pubescens Unknown 1975-4-21 61 Los Angeles South side of Pacoima Canyon near Ant Canyon Pacoima Canyon, Ant Canyon - San Gabriel Mts. Comment
  SEINET5586213  Pteris vittata Joseph Cahill 2011-1 s.n. Los Angeles San Gabriel Mountains: Rubio Canyon, c. 0.8 mi. NW of trailhead at Rubio Vista Rd. 664 Comment
  JEPS59085  Pterospora andromedea Frank W. Peirson 1920-9-13 2272 Los Angeles San Antonio Canyon San Gabriel Mountains 2286 Comment
  CAS-BOT-BC421189  Pterostegia drymarioides J. C. Nevin No date on label s.n. Los Angeles Los Angeles Comment
  RSA392919  Pterostegia drymarioides Anstruther Davidson 1902-04 s.n. Los Angeles Playa del Rey. Comment
  UCR162508  Pulicaria paludosa Anuja Parikh, Nathan Gale 2004-9-9 2094 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  RSA772424  Purshia glandulosa R. G. Swinney 2009-4-29 10615 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CSUSB1686  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816 4 Los Angeles San Gabriel Mountains San Gabriel Mountains, end of Coldwater Canyon, meadow at spring. 1219 Comment
  SD237595  Pyracantha A. C. Sanders, T. B. Salvato 2009-5-19 36841 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. (El Monte 7.5'Q) 103 Comment
  JEPS58813  Pyrola dentata Frank W. Peirson 1921-7-17 2512 Los Angeles San Gabriel Mountains, Prairie Fork of the San Gabriel River 2133 Comment
  UCR266292  Quercus X grandidentata D. E. Bramlet 2007-7-13 4108 Los Angeles San Gabriel Mountains, La Verne, 152 m north of Baseline, 1.37 km west of Live Oak Canyon Road and 1.28 km east of Marshall Creek 398 Comment
  UCD14051  Quercus X macdonaldii John M. Tucker 1992-3-30 s.n. Los Angeles California, Los Angeles Co.; Santa Catalina Island, in canyon behind Haypress Reservoir, roughly 2 mi. west of Avalon, Comment
  LA30431  Quercus agrifolia Mary V. Hood; 1940-11-30 40- 195 k* Los Angeles Higgins Canyon Comment
  LA32173  Quercus agrifolia var. agrifolia Peter H. Raven; 1959-3-8 13834 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, 1.1 mi N of Pacific Coast Hwy. 30 Comment
  RSA608637  Quercus agrifolia var. agrifolia Louis C. Wheeler 1931-3-23 s.n. Los Angeles La Verne. Comment
  POM18611  Quercus berberidifolia E. S. Spalding 1921-2-26 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  RSA573418  Quercus berberidifolia Louis C. Wheeler 1932-4-1 540 Los Angeles 2 mile NE La Verne, Alt 1325ft 404 Comment
  SBBG83441  Quercus berberidifolia D. Koutnik, B. Holguin 1978-4-1 227 Los Angeles rd from Lake Hughes to Fairmont Reservoir 1066 Comment
  CAS-BOT-BC62570  Quercus chrysolepis Timothy S. Ross; Orlando Mistretta; Carolyn Neal 1994-7-1 8078 Los Angeles San Gabriel Mountains: sheep Camp Spring, 334 deg. and 520 m NNW of Pacifico Mtn Summit, at the headwaters of Santiago Canyon 1940 Comment
  UCSB19404  Quercus chrysolepis Haller, John Los Angeles Crystal Lake Campground, San Gabriel Mountains 1767 Comment
  SEINET13709296  Quercus chrysolepis J. Adams, J. Adams (Botany) 1965-1 223 Los Angeles Mt San Antonio Canyon, 2.7 Mi. Above Lower Mt San Antonio (Mt Baldy) Forest Station 3320 Ft 1012 Comment
  CAS-BOT-BC86369  Quercus dumosa C. B. Wolf 1931-10-20 2468 Los Angeles 1/2 mile above Montrose on the road from Tujunga to La Canada, San Gabriel Mts. 457 Comment
  RSA476598  Quercus dumosa Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills north, between Vermont and Western Ave. Comment
  CHSC99433  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 310 Los Angeles Verdugo Mountains: Beaudry fire road northwest of Radio Towers, ridge top above Engleheard Canyon. On cliff of road cut, north facing slope. 792 Comment
  POM271152  Quercus durata var. gabrielensis Lyman Benson 1946-12-20 12268 Los Angeles Thompson Creek, just north of San Antonio Ave. NW of Claremont. San Gabriel Mt. 457 Comment
  RSA654035  Quercus durata var. gabrielensis Valerie L. Soza, Laura Moore 2000-5-10 852 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, W of peak ''1936''. 564 Comment
  UCR146226  Quercus durata var. gabrielensis Valerie Soza, LeRoy Gross 2001-4-24 1172 Los Angeles Transerve Ranges, San Gabriel Mountains region, Santa Anita 1999 Fire area, Santa Anita Canyon, W side of Santa Anita Canyon Road across from teh Santa Anita Dam 549 Comment
  OBI14218  Quercus john-tuckeri Robert J. Rodin 1953-5-17 5828 Los Angeles Near main hwy 3 mi S of Gorman Comment
  POM19067  Quercus john-tuckeri P. A. Munz 1923-5-25 6822 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA587157  Quercus john-tuckeri Orlando Mistretta 1995-4-28 1652 Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  CAS-BOT-BC105256  Quercus kelloggii Le Roy Abrams; E. A. McGregor 1908-7-5 649 Los Angeles Swartout Canyon, desert slopes of the San Gabriel Mountains 1828 Comment
  CATA70  Quercus pacifica Peter Henrikson 1987-4-13 53 Los Angeles Santa Catalina Island: Hermit Gulch 106 Comment
  UC847943  Quercus pacifica F. R. Fosberg 1931-7-10 S 5374 Los Angeles Eagle's Nest Santa Catalina Island, Middle Ranch Canyon 180 Comment
  CATA1949  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Santa Catalina Island: Head of small side canyon off Pebbly Beach Canyon 91 Comment
  SD79063  Quercus tomentella R. Mitchel Beauchamp 1967-1-29 163 Los Angeles San Clemente Island, in canyon west of Thirst Comment
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Dec 12 2010
  SEINET7072898  Quercus turbinella A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  RSA87153  Quercus wislizeni var. frutescens F. W. Peirson 1919-5-10 403 Los Angeles Trail from Arraster [Arrastre] Creek to Mt. Gleason, San Gabriel Mts 1524 Comment
  RSA580510  Quercus wislizeni var. wislizeni Tim S. Ross, Steve D. Boyd 1994-5-10 7750 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  SEINET7143820  Quercus wislizeni var. wislizeni Timothy S. Ross, Steve Boyd 1994-5-10 7750 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. Lake Hughes 7.5' USGS Quadrangle.; 0 873 Comment
  JEPS37567  Rafinesquia californica F. W. Peirson 1918-6-4 251 Los Angeles foothills e Rubio Canyon (San Gabriel Mts., near Altadena); San Gabriel Mts. 609 Comment
  RSA0089151  Rafinesquia californica R. G. Swinney 2010-3-24 12055 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA472415  Rafinesquia californica Anstruther Davidson 1919-6-1 2977 Los Angeles San Gabriel Canyon Comment
  RSA95055  Rafinesquia californica F. W. Peirson 1923-4-11 3474 Los Angeles In canyon below farm buildings at Eagle Ranch, San Clemente Island Comment
  RSA399365  Ranunculus aquatilis var. capillaceus Anstruther Davidson 1892-05 s.n. Los Angeles Zanja, Los Angeles. Comment
  CAS-BOT-BC379003  Ranunculus aquatilis var. diffusus Geo. B. Grant 1904-5-5 6113 Los Angeles Ballona Salt Marsh Comment
  LA52186  Ranunculus californicus W. O. Griesel; 1936-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Brown Canyon, Beverly Glen. 213 Comment
  POM99239  Ranunculus hebecarpus Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  RSA509614  Raphanus sativus L. C. Wheeler 1966-10-25 9069 Los Angeles 1/4 mile N of El Encanto, San Gabriel Canyon. Comment
  PASA422  Rhamnus californica Annetta Carter 1929-1-9 Los Angeles Base of Sierra Madre Mts. Comment
  UCR190397  Rhamnus californica R. G. Swinney 2000-6-19 7808 Los Angeles San Gabriel Mtns., west of Pine Mountain and north of Azusa, junction of FS Rd. 2N24 and Pine Mtn. spur rd. 1274 Comment
  RSA160399  Rhamnus californica subsp. californica J. D. Olmsted 1959-3-27 323 Los Angeles By stream gaging station below San Dimas ranger station. South slope, San Dimas Creek drainage area; alluvial soil. 488 Comment
  UCR55769  Rhamnus crocea J. A. Adams 1965-3-20 84 Los Angeles San Gabriel Valley, Pomona College Wash [=west edge of San Antonio Creek channel?], Claremont 335 Comment
  CAS-BOT-BC55985  Rhamnus ilicifolia Carl B. Wolf 1927-7-24 s.n. Los Angeles 1/2 mile East of Montrose Comment
  CAS-BOT-BC56005  Rhamnus ilicifolia Alice Eastwood 1919-5-29 8955 Los Angeles San Gabriel Canyon Comment
  JEPS41981  Rhamnus ilicifolia Frank W. Peirson 1918-6-18 287 Los Angeles Devils Punch Bowl San Gabriel Mts. 1219 Comment
  CAS-BOT-BC59785  Rhamnus pirifolia E. R. Blakley 1963-12-8 6380 Los Angeles Head of canyon above Mosquito Cove and between Triangulation Points Malo and Chenity. San Clemente Island. 365 Comment
  SBBG20540  Rhamnus pirifolia E. R. Blakley 1963-12-8 6380 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  UC303599  Rhamnus tomentella subsp. cuspidata I. M. Johnston 1917-8-22 1709 Los Angeles Prairie Fork of San Gabriel River San Gabriel River 1981 Comment
  LA62878  Rhus aromatica A. M. Johnson; 1927-11-11 2695 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park 115 Comment
  CAS-BOT-BC170458  Rhus integrifolia Alice Eastwood 1906-5-27 7 Los Angeles Garvanza Comment
  RSA133245  Rhus integrifolia P. H. Raven 1959-5-3 14058 Los Angeles Santa Monica Mountains (34 N; 118-119 W). Mulholland Drive 0.5 miles east of Beverly Glen Boulevard. 381 Comment
  RSA526574  Rhus integrifolia T. S. Ross 1991-3-24 4309 Los Angeles Whittier Hills. 238 Comment
  RSA760591  Rhus integrifolia R. G. Swinney 2009-3-10 10070 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  SBBG97000  Rhus integrifolia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4402 Los Angeles Bryce Cyn near Malo Pt Comment
  CATA3007  Rhus ovata Amy Catalano 2016-2-3 010 Los Angeles Santa Catalina Island: Small drainage north of Airport Road in ""Fox Country"" 385 Comment
  RSA0106774  Rhus ovata R. G. Swinney 2011-11-3 15995 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre. 549 Comment
  UCR95514  Rhus ovata L. C. Wheeler 1966-10-12 8966 Los Angeles San Gabriel Mtns., Susanna Cyn, 1/4 mi downstream from falls. 533 Comment
  UCSB22913  Rhus ovata McMinn, H. 1931-7-5 Los Angeles Ridge route, Tehachapi Mountains Comment
  LA212305  Rhus ovata Geo. E. Julian; 1963-3-7 s.n. Los Angeles Kellogg Hill , Cal Poly Pomona. Comment
  RSA76939  Rhus trilobata F. W. Peirson 1919-5-18 342 Los Angeles Hills east of Monrovia Canyon 457 Comment
  RSA222221  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles Arroyo Seco. 457 Comment
  SD77871  Ribes amarum D. F. Howe 1970-3-8 4681 Los Angeles 10.5 miles west of Laurel Canyon Boulevard on Mulholland Drive, Santa Monica Mountains. 427 Comment
  SEINET5343385  Ribes amarum L. Wheeler 1936-3-8 4082 Los Angeles Arroyo Seco, San Gabriel Mts. 457 Comment
  UCSB2622  Ribes amarum Wedberg, Lee 1954-3-3 Los Angeles Millard Canyon; San Gabriel Mtns 457 Comment
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Nov 5 2014
  RSA755861  Ribes aureum R. G. Swinney 2009-1-19 9993 Los Angeles Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  POM248  Ribes aureum var. gracillimum I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Canon [Canyon] Wash (Between Upland and Claremont) 366 Comment
  RSA602050  Ribes aureum var. gracillimum Scott D. White 1997-5-7 5068 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA669712  Ribes aureum var. gracillimum LeRoy Gross 2002-2-23 479 Los Angeles Northeast side: Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. & Beaudry Terrace. 366 Comment
  UC575715  Ribes aureum var. gracillimum Lewis S. Rose 1934-12-27 34519 Los Angeles Monrovia Comment
  RSA748670  Ribes californicum var. hesperium R. G. Swinney 2008-3-31 8595 Los Angeles Glendora Mountain summit 1003 Comment
  UCR127234  Ribes californicum var. hesperium Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 s.n. Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR91466  Ribes californicum var. hesperium Scott D. White 1995-2-11 2540 Los Angeles San Gabriel Mtns, Upslope from USFS San Dimas Station, N end of San Dimas Reservoir 457 Comment
  RSA0003756  Ribes malvaceum var. clementinum M. B. Dunkle 1939-11-24 7338 Los Angeles San Clemente Island: Mosquito Summit. Comment
  UCSB2637  Ribes malvaceum var. viridifolium Haller, John 1950-3-26 Los Angeles San Gabriel Mtns; along Glendora Mtn Road; North Shore 1066 Comment
  RSA756751  Ribes nevadense R. G. Swinney 2008-6-18 9076 Los Angeles south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek. 2012 Comment
  RSA0106824  Ribes roezlii R. G. Swinney 2011-7-29 15562 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA602472  Ribes roezlii Scott D. White 1997-5-8 5076 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  RSA0040542  Ribes roezlii var. roezlii Orlando Mistretta 1990-8-8 s.n. Los Angeles Little Jimmy Spring 2259 Comment
  UCD102505  Ribes speciosum Gerald Dickinson 1962-5-8 33 Los Angeles Top of Saddle Peak and Stunt Rds. Santa Monica Mountains. 670 Comment
  UCSB17137  Ribes speciosum Rocke, Hans 1963-2-24 Los Angeles Griffith Park; Los Angeles 213 Comment
  CATA10  Ribes viburnifolium Eric T. Johnson 1987-6-3 1 Los Angeles Santa Catalina Island: Bulrush Canyon 228 Comment
  SBBG53165  Ribes viburnifolium S. A. Junak 1978-4-15 SCa 16 Los Angeles overlooking small cove just W of Lyon's Head Pt Comment
  RSA480741  Ricinus communis L. C. Wheeler 1936-6-21 4165 Los Angeles Palmer Canyon, San Gabriel Mts. 701 Comment
  SFV10302  Ricinus communis L. Comee 1978-10-31 s. n. Los Angeles Pacific Coast Highway, 0.5 miles south of Sunset. Comment
  UCR108418  Ricinus communis L. C. Wheeler 1975-3-30 s.n. Los Angeles Hacienda Heights. Comment
  UCR210083  Ricinus communis R. G. Swinney 2008-10-20 9639 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA0046821  Ricinus communis Erinn Wilson 1996-5-25 24 Los Angeles On dirt road by pasture 10 feet from M lot. Comment
  IRVC28608  Rorippa nasturtium-aquaticum A. C. Sanders, Mark Elvin 2002-6-20 25225 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  UCR16776  Rosa californica John Milbauer 1976-5-15 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., near Old Topanga Canyon Rd Comment
  POM156290  Rubus leucodermis L. R. Abrams 1902-6-30 2584 Los Angeles Strains camp. Mt. Wilson. Comment
  POM366432  Rubus ursinus Anstruther Davidson 1890-06 s.n. Los Angeles Los Angeles. Comment
  LA52268  Rumex acetosella Carl Epling; M. Epling 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA201745  Rumex conglomeratus Arthur C. Gibson; 2001-5-19 4804 Los Angeles 243 Comment
  SD252366  Rumex conglomeratus Steven A. Junak 1999-7-16 Sca 1052 Los Angeles Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. Comment
  LA52271  Rumex crispus M. Zaitlin; 1951-4-8 sn Los Angeles 9 Comment
  RSA198816  Rumex salicifolius Robert F. Thorne, D. Propst 1968-5-27 37634 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  LA33890  Ruppia cirrhosa Peter H. Raven; Henry J. Thompson 1959-10-18 14656 Los Angeles 1 Comment
  RSA279095  Ruppia maritima Robert F. Thorne, D. Propst 1974-9-10 45117 Los Angeles Santa Catalina Island: Big Spring area 122 Comment
  UCR218001  Salix babylonica A. C. Sanders, Dan S. Cooper 2010-8-5 38580 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  LA208804  Salix lasiolepis Carl Hedin; Joseph Ewan 1932-5-19 7664 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  POM362721  Salix lasiolepis Robert Gustafson 1981-3-18 2128 a Los Angeles Ballona Wetlands, Area 1. Comment
  POM362745  Salix lasiolepis Ora M. Clark 1929-3-29 1856 Los Angeles Tejon Pass. Comment
  UC483057  Salix lasiolepis F. R. Fosberg 1932-11-26 7172 Los Angeles top of grade between Calabasas and Agoura Comment
  UCR270510  Salix lasiolepis R. G. Swinney 2011-5-26 14857 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
  UCR43320  Salix lasiolepis David Charlton 1986-6-15 299 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  CAS-BOT-BC107538  Salix lasiolepis var. lasiolepis Geo. B. Grant June 01 1157 Los Angeles Seven Oaks 1524 Comment
  RSA444937  Salsola tragus Anstruther Davidson 1902-09 s.n. Los Angeles E. Los Angeles. Comment
  UC586886  Salsola tragus Joseph Andorfer Ewan 1934-8-3 8384 Los Angeles near county line Swartout Valley; San Gabriel Mts., Swartout Valley 1981 Comment
  CDA6219  Salsola tragus R. E. Riefner Jr. 2007-5-12 07 -199 Los Angeles City of Santa Clarita/Newhall area, near I-5 Freeway at SR-126. Comment
  RSA38999  Salsola tragus E. A. Purer 1933-10-7 5593 Los Angeles El Segundo. Comment
  RSA618765  Saltugilia australis L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  SD111576  Saltugilia splendens subsp. grantii Wayne P. Armstrong 1982-6-12 Los Angeles S.E. firebreak ridge of Lookout Mt. 1790 Comment
  RSA71890  Saltugilia splendens subsp. splendens F. W. Peirson 1918-10-16 s.n. Los Angeles Pacoima Canyon, west end of San Gabriel Mts. 534 Comment
  UCR271092  Saltugilia splendens subsp. splendens R. G. Swinney 2011-6-6 14992 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCSB9279  Salvia apiana McElwain, Isabelle 1953-4-4 Los Angeles 18000 Bull Canyon Rd; Granada Hills 457 Comment
  CHSC26065  Salvia carduacea N. Rinden 1971-5-2 35 Los Angeles 15 miles East of Palmdale, 3 mile North of Hwy. 138 on 167th St. in Mojave Desert. 975 Comment
  UCLA70134  Salvia carduacea Victor Duran 1933-5-22 3414 Los Angeles near Lancaster 716 Comment
  UC410808  Salvia coccinea Eric Walther 1929-7-10 Los Angeles Santa Monica; H. Evans' Comment
  LA200613  Salvia columbariae Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0086831  Salvia columbariae R. G. Swinney 2011-6-14 15157 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  RSA187972  Salvia columbariae Robert F. Thorne 1966-4-7 35945 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  UC1124713  Salvia columbariae A. D. Gifford 1934-5-8 211 Los Angeles 4 mi nw Castro Peak; Triunfo Pass Quad. 670 Comment
  SDSU7483  Salvia columbariae R. M. Beauchamp 1967-6-3 564 Los Angeles On grassy north slope of canyon south of thirst. San Clemente Island. Comment
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May 16 2008
  UCR276940  Salvia dorrii R. G. Swinney 2010-5-21 12861 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SBBG20203  Salvia dorrii var. dorrii M. A. Piehl 1963-5-18 63307 Los Angeles foothills just N of Godde Pass 914 Comment
  UC483477  Salvia dorrii var. pilosa A. D. E. Elmer Jun 1902 3696 Los Angeles Vincent Comment
  LA86111  Salvia leucophylla W. A. Jr. Emboden; 1962-5-6 2059 Los Angeles Comment
  SBBG51258  Salvia leucophylla J. Doty 1969-5-16 672 Los Angeles 1.4 mi N of jct with Violin Cyn Rd, 7.7 mi N of Castaic Junction 396 Comment
  UCR140432  Salvia leucophylla June Latting 1958-5-11 276 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.5 mi. east of Mulholland Hwy and Cornell Road junction 244 Comment
  CAS-BOT-BC229936  Salvia mellifera John H. Thomas 1957-3-9 6499 Los Angeles Chaparral covered hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  OBI13532  Salvia mellifera Robert F. Hoover 1968-6-6 11148 Los Angeles Summit of Santa Monica MTs, just W of Sepulveda Blvd Comment
  RSA0045265  Salvia mellifera R. G. Swinney 2010-3-22 12010 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
  RSA0068252  Salvia mellifera R. G. Swinney 2010-3-10 11838 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
  RSA596267  Salvia mellifera R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. ''Owl Flats,'' Big Dalton Canyon, 1.4 mi NE of Glendora Mtn. Road. 457 Comment
  RSA658519  Salvia mellifera Diane Elliott 1985-5-17 35 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  RSA9707  Salvia mellifera P. A. Munz 1921-4-24 4431 Los Angeles Ridge Road, near Castaic. 610 Comment
  UC284704  Salvia mellifera Crawford and Hiatt Los Angeles Santa Monica Mts. 304 Comment
  UCR13472  Salvia mellifera O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  UCR281415  Salvia mellifera R. G. Swinney 2014-5-19 16591 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  LA200595  Salvia spathacea Carl Epling; 1931-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR247479  Salvinia oblongifolia R. E. Riefner Jr. 2008-7-28 08- 251 Los Angeles South Coast, Harbor City, Bixby Slough, vicinity of Dodge St at 255th St 11 Comment
  RSA0065578  Sambucus caerulea Eleanor McClung 1937-5-5 163 Los Angeles Griffith Park, Los Angeles. Comment
  POM305142  Sambucus mexicana Henry J. Ramsey, Henry J. Ramsey 1937-4-26 435 Los Angeles Azusa. Comment
  UC1595289  Sambucus mexicana Tim Ross 1991-3-10 4220 Los Angeles Bernard Field Station Claremont, Bernard Field Station (e side of RSA, vicinity of Phake Lake, marked as Pit on topo map) 391 Comment
  CAS-BOT-BC238718  Sambucus nigra subsp. caerulea T. Mosquin 1959-5-30 3309 Los Angeles Catalina Island, hills west of Avalon Comment
  CAS-BOT-BC238747  Sambucus nigra subsp. caerulea LeRoy Abrams 1902-6-15 2538 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC238749  Sambucus nigra subsp. caerulea Alice Eastwood 1906-6-2 172 Los Angeles San Pedro Comment
  OBI69291  Sambucus nigra subsp. caerulea John Knapp, Denise Knapp 2003-5-11 42 Los Angeles Catalina Island. Comment
  UCD137226  Sambucus nigra subsp. caerulea Geoffrey Levin 1974-5-5 73 Los Angeles Wash (Blanchard Park), Pomona College in Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) Santa Ana River-Pacific Slope drainage area. 335 Comment
  RSA681046  Samolus parviflorus Scott D. White 2003-6-2 9438 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  SBBG78718  Sanicula arguta W. A. Wright 1931-2-19 Los Angeles Santa Catalina Island Comment
  RSA470994  Sanicula arguta Ella M. Kennedy 1923-02 s.n. Los Angeles South Pasadena, Hillside Comment
  SEINET7063487  Sanicula bipinnata A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  RSA250684  Sanicula bipinnatifida R. F. Thorne 1971-3-31 41459 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  RSA471492  Sanicula tuberosa Anstruther Davidson 1892-05 s.n. Los Angeles Millard Canon. Los Angeles. Comment
  RSA785909  Sanicula tuberosa K. Dobry 1991-4-22 449 Los Angeles West San Gabriel Mts. at Elsmere Cyn Comment
  UC1375393  Sanicula tuberosa C. W. Tilforth 1971-5-30 379 Los Angeles n of Claraboya (Claremont, Johnson's Pastures); Claremont, Johnson's Pastures Comment
  RSA729407  Sarcodes sanguinea R. G. Swinney 1998-9-7 6931 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail. 2756 Comment
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Apr 20 2010
  RSA0135544  Sarcodes sanguinea Janell Cassianni 2007-06 6 Los Angeles Chilao / Horse Flats. Comment
  RSA458885  Saxifraga californica Anstruther Davidson 1908-04 1822 Los Angeles Hartford[?] Canyon, Hollywood. Comment
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Nov 12 2014
  RSA458891  Saxifraga californica Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  LA210530  Schinus molle Louis C. Wheeler; 1932-10-22 1437 Los Angeles Liveoak Wash near La Verne 403 Comment
  RSA675877  Schismus barbatus LeRoy Gross 2003-3-9 781 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  SD31335  Schoenoplectus americanus Ritter 1931-4-3 2021 Los Angeles Near Pasadena, near old mill, damp [area]. Comment
  RSA366000  Schoenoplectus californicus F. R. Fosberg 1930-6-23 S- 2956 Los Angeles Del Rey. 0 Comment
  POM1413  Scirpus microcarpus I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 61 Comment
  UC586875  Scirpus microcarpus Joseph Andorfer Ewan 1934-8-2 8476 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 914 Comment
  RSA583019  Scrophularia villosa Tim S. Ross, Takara, S. Otte 1993-4-24 6960 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, lower Boughette Canyon (draining NE to Johnsons Landing). 91 Comment
  UC729599  Scrophularia villosa Carl B. Wolf 1932-5-9 3471 Los Angeles ca 1/2 way to Mexican houses Pebbly Beach Canyon; Santa Catalina Isl 60 Comment
  OBI44800  Scutellaria mexicana David J. Keil, V. L. Holland, Michael Stiles, and Francis Villablanca 1987-5-1 20052 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA529918  Scutellaria siphocampyloides Tim S. Ross 1991-8-16 5820 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA583110  Scutellaria tuberosa Louis C. Wheeler 1933-4-15 1632 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  CAS-BOT-BC240058  Secale cereale John H. Thomas 1957-5-17 6764 Los Angeles Occidental College Campus, Los Angeles. Near Moore Laboratory Comment
  CAS-BOT-BC63894  Sedum spathulifolium I. M. Johnston 1919-6-7 2170 Los Angeles San Antonip Mountains, Cucamonga Canyon. Comment
  RSA0055083  Sedum spathulifolium Jim Shevock 1970-5-8 192 Los Angeles San Gabriel Mountains. 518 Comment
  LA93996  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-6 1651 Los Angeles SANTA MONICA MOUNTAINS, San Nicholas Canyon, ca 0.75 mi from mouth of canyon. 182 Comment
  CAS-BOT-BC363454  Senecio californicus unspecified 1901-3-10 s.n. Los Angeles Pasadena Comment
  UCR216901  Senecio flaccidus var. douglasii R. G. Swinney 2009-3-16 10123 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  RSA0017016  Senecio flaccidus var. douglasii P. A. Munz 1923-5-27 6888 Los Angeles Wash east of Rock Creek. Comment
  RSA585768  Senecio ionophyllus Orlando Mistretta 1995-7-11 1887 Los Angeles San Gabriel Mountains: Santiago Canyon, N slope of Pacifico Mtn, near summit. 2073 Comment
  UCR192832  Senecio ionophyllus R. G. Swinney 1998-7-6 6288 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  SBBG128362  Senecio lyonii M. L. Hoefs 1991-5-3 1203 Los Angeles bluff between Hamilton Cove and Descanso Beach 82 Comment
  SBBG42304  Senecio lyonii M. B. Dunkle 1939-4-2 7203 Los Angeles Southeast Pt Comment
  SBBG97025  Senecio lyonii S. Boyd with T. Ross, L. Arnseth 1990-4-8 4408 Los Angeles Bryce Cyn near Malo Pt Comment
  UCR96149  Senecio vulgaris B. G. Pitzer 1996-4-20 2704 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  LA210135  Setaria gracilis R. L. Armacost; 1959-5-27 1153 Los Angeles SANTA MONICA MOUNTAINS, Near Riviera Country Club. Comment
  RSA611490  Setaria viridis L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 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
  UCR14600  Sherardia arvensis R. Gagnon 1968-5-19 680519- 01 Los Angeles South Coast, Long Beach, front yard at 315 Grand Avenue 15 Comment
  UC871464  Sidalcea malviflora subsp. sparsifolia C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4744 Los Angeles Bouquet Canyon 800 Comment
  UCD170321  Sidotheca trilobata R. G. Swinney 2009-5-27 10878 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  RSA733746  Silene antirrhina R. G. Swinney 2000-5-20 7689 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39 610 Comment
  SEINET3155728  Silene antirrhina G. B. Grant 1904-5-5 1205 a Los Angeles Pasadena Comment
  RSA177849  Silene gallica Percy C. Everett 1965-5-12 24637 Los Angeles Santa Catalina Island, Bulrush Canyon. 244 Comment
  CAS-BOT-BC174893  Silene laciniata Henry J. Thompson 1959-5-24 2009 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road 335 Comment
  CAS-BOT-BC389111  Silene laciniata subsp. californica Norman L. Norris 1930-5-25 19 Los Angeles Sequoia National Forest. Val Verde 1005 Comment
  LA33911  Silene laciniata subsp. laciniata Henry J. Thompson; 1959-5-24 2009 Los Angeles Santa Monica Mountains, Tuna Canyon, 1.9 mi N of Pacific Coast Hwy on Tuna Canyon Rd 335 Comment
  POM123108  Silene laciniata subsp. major Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UC450785  Silene laciniata subsp. major Fay A. MacFadden 1931-4-28 79 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  POM151361  Silene laciniata subsp. major C. F. Baker 1904-5-6 4742 Los Angeles Hills near Pomona Comment
  POM7694  Silene multinervia P. A. Munz, R. D. Harwood 1920-4-21 5702 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA152119  Silene parishii Wesley O. Griesel 1959-8-31 s.n. Los Angeles Angeles Crest Highway near Cortelyou spring 2286 Comment
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Nov 20 2015
  CAS-BOT-BC175103  Silene verecunda Wesley O. Griesel 1961-6-29 s.n. Los Angeles Charleton Flats, San Gabriel Mts. 1524 Comment
  UCR271173  Silene verecunda R. G. Swinney 2011-7-8 15497 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  OBI51924  Silybum marianum Tony Simon 1994-5-10 21 Los Angeles Santa Monica Mts, Stunt rd, 1 mi S of Mulholland Rd 183 Comment
  RSA188017  Sinapis arvensis R. F. Thorne 1966-4-28 36237 Los Angeles Pebbly Beach terminal, Santa Catalina Island. 6 Comment
  RSA587362  Sisymbrium altissimum Orlando Mistretta 1992-5-4 252 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA600366  Sisymbrium altissimum Steve Boyd, Lauren Raz 1997-5-28 9872 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
  UCR153955  Sisymbrium altissimum A. C. Sanders 2005-5-11 30193 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
  CAS-BOT-BC75410  Sisymbrium orientale Robert F. Thorne; M. Z. Thorne 1967-6-25 37122 Los Angeles San Gabriel Mountains. Roadside. Evey Canyon. 716 Comment
  RSA0085346  Sisymbrium orientale R. G. Swinney 2010-5-4 12527 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  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
  RSA729567  Sisyrinchium bellum Richard G. Swinney 1998-7-21 6477 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
  POM187773  Solanum americanum Thomas Craig 1933-10-9 2009 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  UCR180384  Solanum americanum Scott D. White, Andrea Warniment 2006-7-6 11602 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  UCR270774  Solanum americanum Dan S. Cooper 2015-11-10 101115- 08 Los Angeles Torrance, west side of Crenshaw Blvd., vacant lot south of W 208th St. between Crenshaw and the railroad 21 Comment
  RSA226163  Solanum douglasii Gary D. Cromwell, David W. Wheat 1971-4-16 517 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 427 Comment
  RSA422430  Solanum douglasii Ora M. Clark 1929-10-21 1218 Los Angeles N. W. Santa Monica Comment
  RSA596429  Solanum elaeagnifolium Steve D. Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8869 Los Angeles Liebre Mountains, along the Ridge Route west of Castaic Canyon, 3.5 miles north of the junction with Templin Highway, under high-tension power lines. 945 Comment
  RSA131031  Solanum elaeagnifolium Percy C. Everett, E. K. Balls 1959-6-2 23845 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA0036171  Solanum lycopersicum Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  SD237633  Solanum nigrum R. G. Swinney 2009-4-13 10313 Los Angeles Transverse Ranges: San Gabriel Mountains Foothills: San Gabriel River under the Puente Largo railway bridge, 0.5 mile north of Foothill Blvd. oneast side of El Encanto Parkway, west of El Encanto Park in Duarte (Azusa 7.5'Q) West side of channel. 184 Comment
  CAS-BOT-BC156778  Solanum umbelliferum R. Hoffmann 1932-4-26 s.n. Los Angeles Mint Canyon Comment
  POM50095  Solanum wallacei L. W. Nuttall 1921-1-16 1134 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  LA34735  Solanum xanti Mary V. Hood; 1945-5-1 45 24 k Los Angeles Comment
  LA51795  Solanum xanti Carl Epling; April 1938 sn Los Angeles Comment
  NY820514  Solanum xanti L. T. Chamberlain s.n. Los Angeles Comment
  UCR145176  Solidago confinis June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UC63385  Solidago velutina subsp. californica Ernest Braunton 1903-9-1 905 Los Angeles Glendale to Burbank Comment
  UCR277158  Solidago velutina subsp. californica R. G. Swinney 2010-10-5 13983 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA188044  Sonchus oleraceus R. F. Thorne 1966-4-5 35846 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  UCR259402  Sonchus oleraceus R. G. Swinney 2010-8-30 13635 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
  UCR259927  Sonchus oleraceus R. G. Swinney 2010-4-1 12150 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
  POM361387  Sonchus oleraceus N. C. Cooper 1942-10-1 2018 Los Angeles Hancock Bld. campus. Univ. So. Calif. Growing in bed of Pfitzer Juniper. Comment
  LA10625  Sorghum halepense Marion Olsen; June 1926 sn Los Angeles Arcadia Comment
  POM310569  Sorghum halepense Hulda Crooks 1945-10-22 127 Los Angeles Claremont. 351 Comment
  RSA738076  Sorghum halepense Kitty Brauer 1966-07 s.n. Los Angeles La Crescenta Comment
  UCD92746  Sorghum halepense Beecher Crampton 1965-10-27 7594 Los Angeles Ca. 2.6 miles SW of Saugus, US Hwy. 99 - Interstate 5. Comment
  RSA0081799  Spartium junceum R. G. Swinney 2010-6-21 13302 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  SBBG113142  Spartium junceum S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 403 Los Angeles N side of Cherry Cyn, just inland from mouth 6 Comment
  SEINET13384021 Image available Spartium junceum R. G. Swinney 2010-1 12107 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; 34.15222 -117.93056; 34.15222 -117.93056 207 Comment
  SBBG117033  Spergularia villosa S. A. Junak 2001-5-4 SCa 1492 Los Angeles E of Parson's Landing 115 Comment
  RSA0098708  Spergularia villosa Mark L. Hoefs, Steven A. Junak 1996-5-1 2701 Los Angeles Santa Cataline Island. Road to Lone Tree, past Upper Road to Avalon Canyon. 463 Comment
  UC18954 Image available Sphaeralcea ambigua var. aculeata J. B. Davy May 9-24 1896 2293 Los Angeles West Palmdale Antelope Valley; West Palmdale Comment
  RSA601158  Sporobolus cryptandrus L. C. Wheeler 1966-10-22 9045 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  RSA596268  Stachys albens R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mts, in and near Glendora Wilderness Park, in Big Dalton Canyon and it s tributaries. Morgan Canyon debris basin. 366 Comment
  JEPS63015  Stachys bullata F. W. Peirson 1919-5-18 439 Los Angeles Monrovia Canyon San Gabriel Mts. 457 Comment
  RSA580347  Stachys bullata Louis C. Wheeler 1936-7-3 4210 Los Angeles San Gabriel Mountains: Bailey Canyon. 396 Comment
  UCR126870  Stanleya pinnata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26145 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
  LA29211  Stanleya pinnata var. pinnata Mary V. Hood; 1944-7-3 44- 117 k* Los Angeles Ridge Route, S of Gormon 914 Comment
  SBBG131679  Stebbinsoseris heterocarpa S. A. Junak 1999-5-20 SCa 930 Los Angeles 0.5 mi E of reservoir [reservoir in Cottowood Cyn] 207 Comment
  UCR271702  Stebbinsoseris heterocarpa Mitch Provance, Callen Huff 2009-4-28 10810 B Los Angeles Tehachapi Mountians, Road on ridge overlooking Hwy I-5 about 0.6 miles NE of Gorman 1439 Comment
  UC1587733  Stebbinsoseris heterocarpa Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5227 Los Angeles terrace 1650 ft wnw Guds [sic] (se end San Clemente Island); se end San Clemente Island 201 Comment
  SBBG31475  Stellaria media R. F. Thorne 1966-4-5 Los Angeles Cottonwood Cyn 106 Comment
  UCR91797  Stellaria media Scott D. White 1995-2-7 2517 Los Angeles Santa Susanna Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  CAS-BOT-BC393689  Stellaria media Carl B. Wolf 1932-5-11 3558 Los Angeles Santa Catalina Island. Fourth O' July Cove. Above the road. 30 Comment
  UCR142926  Stephanomeria blairii H. D. House, Grumbles 1930-8-5 s.n. Los Angeles Channel Islands, San Clemente Island Comment
  CAS-BOT-BC375138  Stephanomeria cichoriacea Fordyce Grinnell, Jr. 1903-12-22 42 Los Angeles Arroyo Seco canon [Canyon], near Pasadena Comment
  RSA784834  Stephanomeria cichoriacea J. D. Olmsted 1959-9-21 965 Los Angeles Along road above Big Dalton dam along side inlet from Monroe Canyon in San Dimas Experimental Forest NE of Glendora, San Gabriel Mts. 518 Comment
  CAS-BOT-BC375474  Stephanomeria exigua subsp. exigua W. R. Dudley; F. H. Lamb 1896-6-4 4309 Los Angeles Lancaster Comment
  CDA8850  Stephanomeria parryi E. Remmer 1958-4-24 Los Angeles Merridale Farms, northeast corner Avenue 2 & 67th Street, West Lancaster. 0 Comment
  UCR163175  Stephanomeria pauciflora Anuja Parikh, Nathan Gale 2004-7-1 2076 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 15), south of the river near Potrero Canyon 366 Comment
  SEINET11800584  Stephanomeria virgata J. F. Bright, Wyman, C. 1931-1 5568 Los Angeles Manhattan Beach Comment
  RSA607702  Stephanomeria virgata subsp. virgata Scott D. White, Pam DeVries 1997-11-20 6023 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment
  POM122343  Stillingia paucidentata Marcus E. Jones 1924-9-14 s.n Los Angeles Lancaster. Comment
  SEINET256102  Stipa Mary E. Barkworth, LR Firestone 1982-8-26 4085 Los Angeles Angeles National Forest ; Campground on CA Hwy 2 2240 Comment
  UCR126592  Stipa lepida A. C. Sanders 2003-4-17 26074 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  UCR51268  Stipa lepida Lyman Benson 1947-5-2 12350 Los Angeles South slope of San Gabriel Mtns., Indian Hill Boulevard, Claremont 427 Comment
  SD84784  Stipa pulchra Reid Moran 1941-2-16 570 Los Angeles San Clemente Island, on west end of ravine, Middle Ranch 500 Comment
  UCR126734  Stipa pulchra A. C. Sanders, Andy Thomson 2003-4-15 25999 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR101683  Stipa speciosa B. G. Pitzer 1998-5-23 3742 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR17975  Streptanthus tortuosus var. tortuosus Dr. H. de Forest 1931-1 s.n. Los Angeles Western Transverse Range, 'Los Padres' [Angeles] National Forest, Ridge Route Comment
  UCR276901  Stylocline gnaphaloides R. G. Swinney 2011-3-29 14269 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA661094  Stylocline gnaphaloides Orlando Mistretta 1992-4-5 206 Los Angeles Guds, San Clemente Island. Comment
  RSA681292  Stylocline gnaphaloides LeRoy Gross, Valerie Soza 2003-5-15 911 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline., Then we came back down into a small canyon at the end of Elben Place, just east of where we started. 534 Comment
  POM308931  Swertia parryi Kay H. Beach 1942-5-29 634 Los Angeles Flumes No. 4 and 5, on hill across from cabin Comment
  UCR194079  Symphoricarpos albus var. laevigatus R. G. Swinney, Dave Larson 1999-5-29 7217 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with East Fork 549 Comment
  RSA762129  Symphoricarpos mollis Orlando Mistretta, Christine Mistretta 2008-5-16 3077 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 108 per TRTP Survey 2008), Van Tassel Motorway, Fish Canyon drainage 1100 Comment
  CAS-BOT-BC238993  Symphoricarpos rotundifolius Brian Miller 1962-8-18 s.n. Los Angeles Mount Pinas [Pinos] Pichnickana 728 Comment
  RSA587357  Syntrichopappus fremontii Orlando Mistretta 1992-5-4 235 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  RSA316360  Syntrichopappus fremontii R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54984 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  UCD136726  Syntrichopappus fremontii Daryl Koutnik 1978-4-7 331 Los Angeles west side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  SBBG109553  Tamarix parviflora E. R. Blakley 1996-4-3 7701 Los Angeles Warm Springs, Elizabeth Lake Cyn Rd Comment
  SEINET13945400 Image available Tauschia arguta Peter H. Raven, Henry J. Thompson 1959-1 13909 Los Angeles Las Flores Canyon, 3.8 miles north of Coast Highway, Santa Monica Mountains; 1800 ft. 34 deg. N, 118-119 deg. W 549 Comment
  RSA455495  Tauschia parishii Anstruther Davidson 1906-6-5 1481 Los Angeles San Gabriel Mountains. By Rock Creek. Comment
  SFV17591  Tauschia parishii J. N. Hogue, L. H. Hogue 1998-7-2 116 .6 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  UC1619325  Tauschia parishii Timothy S. Ross, Steve Boyd 1990-5-17 2572 Los Angeles 2 air mi E of Mount Gleason summit (Little Gleason Forestry Plantation, Forest Service tree plantation, N side of Mount Gleason Road about the east headwaters of Gleason Canyon); San Gabriel Mountains 1682 Comment
  UCD136743  Tetradymia comosa Daryl Koutnik; John Cuti 1978-4-19 383 Los Angeles Verdugo Mountains on fireroad above Stough Canyon to La Crescenta. 548 Comment