Search Results — 2000 specimen records retrieved (1541 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC35794  Abies concolor N. Cole 1967-5-27 88 Los Angeles Buckhorn Camp, San Gabriel Mountains. 2160 Comment
  SBBG128422  Abronia maritima M. L. Hoefs 1995-5-30 2151 Los Angeles Ben Weston Beach 4 Comment
  SD84836  Abronia maritima Reid Moran 1941-3-4 675 Los Angeles Santa Catalina Island; Little Harbor. 4 Comment
  UCR229517  Abronia maritima Jeremiah George 2011-9-15 s.n. Los Angeles South Coast, El Segundo 4 Comment
Read comments
Mar 7 2012
  UCR19756  Abronia pogonantha Henry E. Davis 1969-5-23 45 Los Angeles Western Mojave Desert, S of State Hwy 138, 0.5 mi. east of Llano 915 Comment
  OBI35609  Acacia cyclops Rebecca Cicoria 1981-4-23 15 Los Angeles Adjacent to Portuguese Cyn, Rancho Palos Verdes Comment
  RSA764145  Acer glabrum var. torreyi Doris Bowers 1957-5-12 2147 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  UC635156  Acer macrophyllum Herbert L. Mason 1927-6-14 3762 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1889 Comment
  RSA603756  Achnatherum coronatum L. C. Wheeler 1933-7-4 1895 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  SEINET175963 Image available Achnatherum coronatum Marcus E. Jones 1982-1 3545 Los Angeles Pasadena Comment
  POM49584  Achnatherum hymenoides A. D. E. Elmer 1902-06 3617 Los Angeles Lancaster. Comment
  RSA230057  Achnatherum occidentale subsp. pubescens R. F. Thorne 1971-6-26 40607 Los Angeles Summit of Mt. Wilson 1738 Comment
  RSA599797  Achnatherum speciosum Steve Boyd, Lauren Raz 1997-3-25 9289 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  JEPS64873  Acmispon argophyllus var. argenteus T. W. Minthorn July 1920 19 Los Angeles Santa Catalina Island. Comment
  SD79053  Acmispon argophyllus var. argenteus R. Mitchel Beauchamp 1967-1-27 110 Los Angeles San Clemente Island, in field east of Wilson Cove area Comment
  UC15675  Acmispon argophyllus var. argenteus Dr. A. Davidson 1891-1 5 Los Angeles Catalina Island. Comment
  UC80749  Acmispon argophyllus var. niveus T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island. Comment
  SBBG118145  Acmispon dendroideus var. dendroideus F. R. Fosberg 1931-3-19 4303 Los Angeles Hamilton Cyn 2 Comment
  UC625095  Acmispon dendroideus var. dendroideus F. R. Fosberg 1931-3-19 S 4303 Los Angeles Hamilton Canyon; Santa Catalina Island 2 Comment
  UC1952554  Acmispon dendroideus var. traskiae Francis H. Elmore 1939-11-26 Los Angeles Wilson Cove, San Clemente Island. Comment
  OBI5978  Acmispon glaber var. brevialatus Carl B. Wolf 1931-7-21 2934 Los Angeles Little Tujunga Wash, 1/2 mi above bridge on Sunland-San Fernando Rd 335 Comment
  SEINET10407828 Image available Acmispon glaber var. glaber Walter Wheeler 1904-7-15 711 Los Angeles Covina Comment
  SEINET5327555  Acmispon glaber var. glaber G. B. Grant, Walter Wheeler 1904-7-5 711 Los Angeles Collected at Covina Comment
  RSA0115856  Acmispon grandiflorus Steven A. Junak 1999-5-6 SCa- 883 Los Angeles Santa Catalina Island. Parsons Landing, at W end of beach, mouth of creek. 3 Comment
  UCSB18480  Acmispon grandiflorus Lakatos, Susie 1964-3-28 Los Angeles Fire road behind Topanga Elementary School, 4.3 miles on Topanga Canyon Blvd. from intersection with U.S. Highway 101 Comment
  SBBG68091  Acmispon strigosus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  LA33931  Acmispon wrangelianus Peter H. Raven; 1959-5-3 14073 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive 0.5 mi E of Beverly Glen Blvd. 380 Comment
  SBBG31482  Acmispon wrangelianus R. F. Thorne 1966-4-6 35894 Los Angeles between White and Moonstone Coves 15 Comment
  POM47141  Acourtia microcephala I. M. Johnston 1924-8-13 s.n. Los Angeles San Antonio Mtns. Evey Canyon. 731 Comment
  CAS-BOT-BC95  Acrolasia davidsoniana LeRoy Abrams 1902-6-30 2580 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC133181  Adenostoma fasciculatum Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont (San Gabriel Mts.) Comment
  RSA725648  Adenostoma fasciculatum Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 423 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  SEINET11907884  Adenostoma fasciculatum D. P. Reagan 1974-1 10 Los Angeles just E of Sandberg along State Road N-2 Comment
  RSA717421  Adenostoma fasciculatum var. fasciculatum Gary Kovnat, LeRoy Gross 2003-2-2 9 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south-west corner of meadow Comment
  RSA687679  Adiantum capillus-veneris M. B. Dunkle 1928-5-13 1952 Los Angeles Cottonwood Canyon, Santa Catalina Island. 9 Comment
  UCR137597  Adiantum capillus-veneris R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon. Lewis Paul Falls 518 Comment
  SEINET3868338 Image available Adiantum jordanii K. Dobry 1991-4-22 438 Los Angeles West San Gabriel Mts. at Elsmere Cyn.; 0 Comment
  SEINET13710316  Agathis robusta Edward Frederick Anderson, Edward Frederick Anderson 1963-1 Los Angeles San Marino, Huntington Botanical Garden Comment
  CAS-BOT-BC13419  Agoseris retrorsa Tim Ross 1992-5-8 6298 Los Angeles San Gabriel Mtns.: Glendora Ridge Road; steep northerly slope overlooking Coldwater Canyon to the N 1246 Comment
  SEINET3271572 Image available Agropyron cristatum R. G. Swinney 2008-6-17 9030 Los Angeles San Gabriel Mountains; 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA648068  Agrostis pallens J. C. Roos 1939-6-8 s.n. Los Angeles Canyon in hills N. of Burbank. Comment
Read comments
Feb 3 2011
  RSA384940  Agrostis stolonifera Anstruther Davidson 1917-06 3256 Los Angeles Los Angeles. Comment
  RSA127914  Alchemilla occidentalis Peter H. Raven, Henry J. Thompson 1959-5-5 14143 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creed drainage. 320 Comment
  UCR223784  Allium R. G. Swinney 2009-5-28 10958 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA286670  Allium campanulatum Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44770 Los Angeles San Gabriel Mountains, Angeles Naiional Forest: Big Meadow, Big Pines Recreational area near headwaters of Mescal Creek 2104 Comment
  RSA592258  Allium fimbriatum L. C. Wheeler 1967-5-12 9475 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  CAS-BOT-BC469354  Allium fimbriatum var. fimbriatum Timothy S. Ross 1991-4-27 4721 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 1091 Comment
  UCR124247  Allium haematochiton L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mtns, Divide between W fork Ebey and Little Tujunga Canyons 610 Comment
  CHSC59620  Allium lacunosum var. lacunosum Daryl Koutnik 1978-4-28 431 Los Angeles Fireroad north of Mulholland Highway and northwest of Saddle rock. 609 Comment
  RSA70244  Allium peninsulare var. peninsulare F. W. Peirson 1919-7-1 509 Los Angeles Fish Canyon, San Gabriel Mountains 610 Comment
  RSA26524  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  LA52306  Allophyllum glutinosum Carl Epling; L. Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  LA52307  Allophyllum glutinosum Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR162299  Allophyllum glutinosum Anuja Parikh, Nathan Gale 2004-7-21 2089 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 21), ridges south of upper Potrero Canyon 427 Comment
  RSA299417  Alnus rhombifolia Joseph A. Ewan 1934-8-5 8458 Los Angeles Praire Fork of San Gabriel River. 1616 Comment
  UCR270240  Alnus rhombifolia R. G. Swinney 2011-6-30 15402 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA0082412  Amaranthus albus R. G. Swinney 2010-9-7 13678 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  UCR158442  Amaranthus albus David Charlton 1989-5-17 3183 Los Angeles Western Mojave Desert, southwest of Piute Ponds, Edwards Air Force Base 701 Comment
  RSA402958  Amaranthus albus G. J. Hollenberg 1928-7-24 s.n. Los Angeles S of Del Rey, Palisadea along RR at foot of bluff Comment
  RSA5973  Amaranthus albus C. B. Wolf 1932-9-13 4046 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  RSA604692  Amaranthus albus L. C. Wheeler 1967-9-29 s.n. Los Angeles Ridge 1/2 mile WNW Pine Mountain. 1249 Comment
  RSA522958  Amaranthus blitoides T. S. Ross, Orlando Mistretta 1990-10-26 3326 Los Angeles E. fork San Gabriel River ca 4/10 air-mile SE of the mouth of Williams Canyon; southern shoulder of Glendora Mountain Road. 536 Comment
  SDSU2090  Amaranthus blitoides J. Youngberg 2841 Los Angeles Pomona College, Archery Field, Claremont. Comment
  UC520370  Amaranthus watsonii Louis C. Wheeler 1932-7-18 963 Los Angeles 2 mi n Claremont 411 Comment
  POM30499  Amblyopappus pusillus George B. Grant, Wheeler 1904-5-7 38 Los Angeles Glendora. Comment
  SD107877  Ambrosia chamissonis Mark Hoefs 1973-4-15 183 Los Angeles Santa Catalina Island, Ben Weston Beach on dunes 7 Comment
  UC483203  Ambrosia chamissonis L. R. Abrams and I. L. Wiggins 1931-7-6 359 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  RSA643297  Ambrosia confertiflora R. D. Goeden, D. W. Ricker 1970-6-10 s.n. Los Angeles San Gabriel Valley: Arcadia, NE side of Colorado Place between Oakhurst Lane and Colorado Blvd., just N of Santa Anita Park. 152 Comment
  SEINET3145453  Ambrosia psilostachya G. B. Grant 1904-7-10 38 -B Los Angeles In the city of Pasadena Comment
  RSA416991  Ambrosia psilostachya Louis Greata 1900-08 3689 Los Angeles Uncultivated vallies. Los Angeles. Comment
  CAS-BOT-BC180641  Amorpha californica var. californica K. Kneen 1933-5-14 s.n. Los Angeles Topanga Canyon Comment
  UCR146348  Amsinckia intermedia James Henrickson 1985-3-30 19781 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  UCR153556  Amsinckia intermedia A. C. Sanders 2005-5-11 30186 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
  UCR186875  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32081 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
  UCR190526  Amsinckia intermedia R. G. Swinney 1990-3-19 1530 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA499943  Amsinckia intermedia M. B. Dunkle 1939-4-4 7263 Los Angeles San Clemente Island: Chenetti Canyon. Comment
  RSA499961  Amsinckia intermedia Ora M. Clark 1929-2-3 1504 Los Angeles Palos Verdes, Near San Pedro. Comment
  UC1922007  Amsinckia menziesii Scott D. White, Pam DeVries 2006-5-9 11405 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy. and SW of Gorman Post Rd. Comment
  RSA0089909  Amsinckia menziesii var. menziesii L. C. Wheeler 1967-4-30 9199 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 366 Comment
  UCR155912  Amsinckia retrorsa A. C. Sanders 2005-5-5 29877 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  POM127662  Amsinckia spectabilis S. B. Parish 1918-6-5 17869 Los Angeles Playa del Rey Comment
  RSA314060  Amsinckia tessellata W. Wisura 1983-4-13 3904 Los Angeles 20.7 miles from [Interstate] 15 along [Hwy] 138. Comment
Read comments
Dec 22 2016
  RSA0091457  Amsinckia tessellata F. W. Peirson 1932-4-17 9856 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  UCD119875  Amsinckia tessellata var. gloriosa Kenneth A. Wilson 1961-3-7 948 Los Angeles Santa Monica Mtns. Mulholland Hwy about 3 miles west of Las Virgenes Road. Comment
  UCR192170  Amsinckia tessellata var. gloriosa A. C. Sanders 2008-4-17 34933 Los Angeles Transverse Range, hills c. 1.5 miles SW of Neenach School, c. 1.5 mi. west of Pine Canyon 989 Comment
  RSA250602  Amsinckia tessellata var. tessellata R. F. Thorne 1970-4-17 39511 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1432 Comment
  UCR192049  Amsinckia vernicosa var. vernicosa A. C. Sanders 2008-4-11 34855 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 990 Comment
  RSA403044  Amsonia tomentosa var. tomentosa Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
Read comments
Sep 23 2017
  RSA188302  Anemopsis californica R. F. Thorne 1966-6-2 36528 Los Angeles Santa Catalina Island. Small stream running into reservoir NW of Catalina Airport. 442 Comment
  RSA579330  Anisocoma acaulis Timothy S. Ross 1994-5-31 7970 Los Angeles Pacifico Mountain, somewhat flat granitic ridgetop ca 800 m WNW of summit 2060 Comment
  CAS-BOT-BC84664  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles End of small canyon 1/2 mi east of intersection of Colima Ave & Punta del Este St north of Whittier Comment
  LA201025  Anthriscus caucalis Carl Wishner; 1991-5-7 1946 Los Angeles Santa Monica Mountains, Corbin Canyon 99 Comment
  SBBG83174  Antirrhinum coulterianum R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  JEPS6992  Antirrhinum coulterianum Frank W. Peirson 1918-6-12 188 Los Angeles Rubio Canyon foothills Rubio Canyon; San Gabriel Mountains Comment
  CATA3399  Antirrhinum kelloggii Peter J. Dixon, Sula Vanderplank, Sarah Ratay, Scott Tremor 2017-5-5 089 Los Angeles Santa Catalina Island: Avalon Canyon, ridge above chimes tower, 480 m west of Casino building 128 Comment
  RSA0115272  Antirrhinum multiflorum Richard G. Swinney 2010-5-25 12912 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SD107884  Antirrhinum nuttallianum subsp. subsessile Mark Hoefs, Doug Propst 1973-5-4 227 Los Angeles Santa Catalina Island; by Thompson Dam, Middle Canyon 213 Comment
  CAS-BOT-BC176324  Aphanisma blitoides J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Isl Comment
  RSA590410  Apiastrum angustifolium T. S. Ross 1993-4-21 6863 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft) slope and small ridges N of Cactus Peak summit. 384 Comment
  UC1349345  Apiastrum angustifolium Robert F. Thorne 1966-4-6 35882 Los Angeles Santa Catalina Island: between White and Moonstone Coves. Comment
  POM277127  Apiastrum angustifolium E. S. Steele, H. S. Pratt 1935-5-16 s.n. Los Angeles West hills of Eagle Rock 457 Comment
  RSA586814  Apocynum cannabinum Orlando Mistretta, Steve D. Boyd 1994-6-21 1381 Los Angeles San Gabriel Mountains. Santiago canyon. Drainage [northwest] of Pacifico Mountain. 1676 Comment
  SBBG31021  Aptenia cordifolia R. F. Thorne 1966-9-16 36726 Los Angeles Avalon 12 Comment
  RSA0128803  Arabis sparsiflora Doris Hoover Bowers 1965-5-15 806 Los Angeles Mohave Desdert N/o Big Pines area. North base San Gabriel Mtns. 915 Comment
  OBI30080  Arbutus menziesii Ted L. Hanes 1967-3-2 s.n. Los Angeles Pine Mountain Truck trail, 6 mi SE Rincon, San Gabriel Mts 1067 Comment
  SEINET11992702  Arbutus unedo Unknown 1945-1 s.n. Los Angeles Altadena Comment
  LA88615  Arctostaphylos catalinae Robert F. Thorne; P. C. Everett 1965-5-12 34599 Los Angeles Santa Catalina Island, Bulrush Canyon 274 Comment
  RSA167842  Arctostaphylos catalinae R. F. Thorne, Percy C. Everett 1964-2-7 33491 Los Angeles ridge S of Bulrush Canyon, Santa Catalina Island 396 Comment
  UC876554  Arctostaphylos catalinae F. R. Fosberg 1931-5-19 S 4919 Los Angeles head Swain's Canyon (foot of mt.); Santa Catalina Island, Black Jack Mt. 350 Comment
  UCR58367  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Santa Catalina Island, Canyon above Whites Landing 457 Comment
  SFV2639  Arctostaphylos glandulosa R. L. Armacost 1963-4-18 1580 Los Angeles Santa Monica Mountains Mandeville Canyon. Comment
  UCR223915  Arctostaphylos glandulosa R. G. Swinney 2009-6-24 11280 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA626726  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22110 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA775523  Arctostaphylos glandulosa subsp. gabrielensis Orlando Mistretta, Christine Mistretta 2010-5-22 5184 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  RSA631500  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15839 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631516  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15668 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA631567  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22000 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA631621  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15774 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA631692  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20189 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA634340  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22085 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634821  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22028 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634882  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20480 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA634892  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20400 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA635112  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20418 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA635148  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22034 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  UCR202743  Arctostaphylos patula R. G. Swinney 2001-8-27 8094 Los Angeles San Gabriel Mtns., Throop Peak, west of Mt. Baden-Powell 2786 Comment
  UCR193462  Argemone munita R. G. Swinney 1999-6-5 7275 Los Angeles San Gabriel Mtns., western end of ridge extending from Big John Peak, above Big John Flat 1793 Comment
  SFV21452  Aristida purpurea var. parishii L. Gross, V. Soza, S. Tessel 2001-6-4 400 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. On ridge that runs down to the mouth of McDonald Creek, on west side of creek but a short distance from the main crest. 366 Comment
  CAS-BOT-BC137516  Aristida purpurea var. purpurea Louis C. Wheeler 1934-4-15 2525 Los Angeles San Gabriel Mountains. Liveoak Canyon. 487 Comment
  RSA12407  Artemisia biennis C. B. Wolf 1934-4-11 5620 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4; T4S R12W S27 SE/4 5 Comment
  CATA131  Artemisia californica Mark L. Hoefs, A. Douglas Propst 1973-3-14 99 Los Angeles Santa Catalina Island: Cape Canyon 289 Comment
  POM306250  Artemisia californica Henry J. Ramsey, Henry J. Ramsey 1939-1-1 I 370 Los Angeles Eaton Canyon, Altadena. Comment
  UCR126904  Artemisia californica A. C. Sanders 2003-4-29 26159 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  SFV7105  Artemisia douglasiana K. A. Wilson 1974-8-21 1432 Los Angeles Santa Monica Mountains Mulholland Highway, 0.2 miles west of Las Virgenes Road. 175 Comment
  UCR125165  Artemisia douglasiana A. C. Sanders, Mark Elvin 2002-6-25 25284 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR133737  Artemisia douglasiana F. R. Fosberg 1931-7-11 S- 5381 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 230 Comment
  RSA191633  Artemisia dracunculus R. F. Thorne, M. Z. Thorne 1966-8-29 36592 Los Angeles San Gabriel Mts; Angeles National Forest: sunny, small, dry depression south of Crystal Lake 1722 Comment
  RSA573754  Artemisia ludoviciana subsp. albula Timothy S. Ross 1990-8-17 3187 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  UCR108217  Artemisia spinescens Steve Boyd, Kent Hughes 1998-5-5 10187 Los Angeles West Mojave Desert, Antelope Valley, along Hwy 138 (West Ave. D), west of the junction with Hwy 14, at intersection with 140th Street, c. 4 mi. SW of Rosamond Dry Lake 701 Comment
  LA204706  Arthrocnemum subterminale Jonathan Sauer; D. L. Johnson 1969-5-10 4504 Los Angeles San Clemente Island, N of Eel Point, central west coast Comment
  UCD166193  Asclepias Jack Major 1962-4-15 758 Los Angeles On road to Big Pines above Valyermo, north side of San Antonio Peak. (Exact location unknown. Coordinates estimated by label maker.) 1390 Comment
  RSA529169  Asclepias californica T. S. Ross, Steve D. Boyd 1991-7-24 5640 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA401380H  Asclepias californica Museum Jrs 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  JEPS49874  Asclepias eriocarpa F. W. Peirson 1918-6-28 148 Los Angeles e of Rubio Canyon; San Gabriel Mts. 609 Comment
  POM3355  Asclepias eriocarpa E. L. Brown 1893-06 s.n. Los Angeles Open fields, Pasadena Comment
  RSA0104731  Asclepias eriocarpa R. G. Swinney 2009-7-29 11417 Los Angeles Pacifico Mountain summit. 2134 Comment
  RSA401242  Asclepias fascicularis Blanche Trask 1902-08 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA633364  Asclepias fascicularis L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mountains.: Devil Canyon ca. 1.5 miles above campground. Comment
  SFV5530  Asclepias fascicularis W. A. Kelley 1967-9-9 s. n. Los Angeles Calabasas. Dry valley near Craftsman Road. Comment
  POM181465  Asclepias speciosa H. F. Copeland 1927-7-18 s.n. Los Angeles Campus of the University of California. Comment
  UCR208182  Aspidotis californica I. W. Clokey, B. C. Templeton 1929-1 4435 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA609123  Aspidotis californica L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Water Canyon. 579 Comment
  SD193279  Astragalus didymocarpus A. C. Sanders 2005-5-5 29906 Los Angeles Cruzan Mesa along dirt road at northeast end of mesa. 640 Comment
  LA105168  Astragalus didymocarpus var. didymocarpus A. C. Sanders; E. J. Lawlor 1988-4-3 7757 Los Angeles SW end of the Tehachapi Mountains, 1 mi. NW of Gorman on a gasline road, 0.4 mi. above the old highway 1280 Comment
  UC57472  Astragalus douglasii var. douglasii J. H. Barber 1897-6-28 204 Los Angeles Kentucky Springs Comment
  CAS-BOT-BC178346  Astragalus gambelianus Geo. B. Grant 1904-5-23 75 a Los Angeles Saugus Comment
  RSA589183  Astragalus lentiginosus var. variabilis T. S. Ross 1991-4-28 4736 Los Angeles ca 940 m due W of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte., Blading road heading N from Black Butte Basin Road x Avenue U [not on 1968 topo], running northward to the W of BBB Rd. for about 1.2 miles, then rejoining it NW of Three Sisters Buttes. 939 Comment
  CAS-BOT-BC194076  Astragalus preussii A. D. E. Elmer 1902-6-1 3669 Los Angeles Lancaster Comment
  SEINET5326932  Astragalus trichopodus G. B. Grant, Walter Wheeler 1904-4-21 72 -6262 Los Angeles on santa Catalina Island, Pacific Ocean, off Southern California Comment
  POM1741  Astragalus trichopodus var. lonchus L. R. Abrams 1901-04 1187 Los Angeles Ballona Harbor, Los Angeles Comment
  RSA415730  Astragalus trichopodus var. lonchus Ruth Herley 1932-4-17 s.n Los Angeles Santa Monica Mts. Near Dekker Ranch in recently burned area. 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
  CAS-BOT-BC199098  Astragalus trichopodus var. phoxus John Thomas Howell 1928-4-5 3720 Los Angeles Lower end of Bouquet Canyon, Liebre Mts. Comment
  RSA599475  Astragalus trichopodus var. phoxus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9493 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UCD105472  Astragalus trichopodus var. phoxus Ernest C. Twisselmann 1959-6-2 5336 Los Angeles Old Ridge Route, 3.7 miles south of Sandberg's Lodge. Shandon, CA. 1143 Comment
  UCR161203  Atriplex argentea T. B. Salvato, Melissa Clemons 2005-9-27 1225 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  CAS-BOT-BC170113  Atriplex lentiformis W. R. Dudley 1899-7-1 s.n. Los Angeles Santa Monica near the beach. Comment
  RSA587181  Atriplex lentiformis Scott D. White 1995-12-5 3759 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way 5 Comment
  SEINET4135182  Atriplex lentiformis Grant D. Brown 1950-11-24 570 Los Angeles 6 miles W of Topanga Canyon at base of coastal bluff ( just SE of Malibu Creek).; 0 Comment
  UCR95166  Atriplex lentiformis Steve Boyd, Valerie Soza, V. Jotikasthira, Lauren Raz 1996-7-11 8908 Los Angeles Liebre Mountains, Castaic Creek from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 500 Comment
  UC1136289  Atriplex lentiformis subsp. lentiformis R. St. John 1933-2-15 335 Los Angeles Pacific Palisades Calabasas Quad., Pacific Palisades Comment
  UC527385  Atriplex nummularia Carl B. Wolf 1931-12-30 2636 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  UCR95550  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9022 Los Angeles Liebre Mountains, Bouquet Canyon, south of Vazquez Canyon and NW of Cruzan Mesa, along Vazquez Canyon Road, c. 0.9 mi east of jct with Bouquet Canyon Road 524 Comment
  RSA598349  Atriplex prostrata L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. Catalina Harbor (Isthmus). 3 Comment
  UCD97669  Atriplex rosea Daryl Koutnik 1978-9-3 s.n. Los Angeles northwest of the junction of Saticoy and Winnetka in the San Fernando Valley. 243 Comment
  RSA478402  Atriplex semibaccata F. R. Fosberg 1931-4-22 S 4678 Los Angeles Eagle s Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  RSA750209  Atriplex serenana R. G. Swinney 2005-7-21 8338 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  CAS-BOT-BC176744  Atriplex serenana var. serenana A. D. E. Elmer 1902-6-1 3984 Los Angeles Lancaster Comment
  POM318242  Atriplex watsonii Sharon La Bonde 1963-4-19 77 Los Angeles Isthmus of Santa Catalina Island. 3 Comment
  LA103454  Avena barbata Barry A. Prigge; 1986-3-20 6971 Los Angeles Tehachapi Mountains, 0.4 mi E of Gorman on Lancaster Rd 1127 Comment
  RSA177769  Avena barbata R. F. Thorne, Percy C. Everett 1965-5-11 34587 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  UC1109377  Avena barbata Peter H. Raven 1962-4-9 17132 Los Angeles Wilson Cove San Clemente Island (near barracks) 60 Comment
  CATA405  Azolla filiculoides Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 532 Los Angeles Santa Catalina Island: Cottonwood Stream, above bridge at main road 22 Comment
  POM158117  Baccharis douglasii L. R. Abrams 1903-8-26 2976 Los Angeles Ballona Creek, near Mesmer Comment
  RSA658357  Baccharis glutinosa Naomi Zohman 1985-4-28 8 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  RSA0008305  Baccharis malibuensis James Henrickson, T. Thomas, C. Wishner 1991-12-5 22453 Los Angeles Santa Monica Mts. ca. 1 mile se of corner of Mulholland Highway and Las Virgenes Road in southwest corner of Diamond X Ranch Soka University Property. 244 Comment
  CAS-BOT-BC98162  Baccharis salicifolia Marcus E. Jones 1882-2-25 3021 Los Angeles Pasadena Comment
  LA200172  Baccharis salicifolia Jonathan Sauer; D. Birindelli 1969-6-4 4568 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  UCR210443  Baccharis salicifolia R. G. Swinney 2008-11-30 9883 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  RSA93203  Baccharis salicifolia F. W. Peirson 1924-12-3 5384 Los Angeles San Gabriel Wash at Foothill Boulevard, Azusa. Comment
  JEPS20086  Baccharis salicifolia subsp. salicifolia Peter H. Raven 1957-9-21 11348 Los Angeles Pacific Palisades Comment
  UCR108383  Baccharis salicina L. C. Wheeler 1946-9-9 6368 Los Angeles San Gabriel Mtns., West Fork San Gabriel River, 1/2 mi east of Bear Creek 518 Comment
  CAS-BOT-BC75754  Berberis nevinii C. Darland 1931-5-12 s.n. Los Angeles San Fernando. Comment
  RSA651197  Berberis nevinii R. N. Berlin 1948-2-7 s.n. Los Angeles [El Monte] Library, [El Monte] Comment
  SDSU13764  Berberis nevinii unknown 1940-5-20 3181 Los Angeles San Fernando Valley. Comment
  IRVC27300  Beta vulgaris A. C. Sanders, Mark Elvin 2003-8-7 27158 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  UCR218022  Bidens frondosa A. C. Sanders, Dan S. Cooper 2010-8-5 38540 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR219431  Bidens pilosa R. G. Swinney 2009-3-28 10187 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  UCR258887  Bidens pilosa R. G. Swinney 2010-8-16 13518 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCD129562  Bidens pilosa A. M. Johnson 1934-10-3 4536 Los Angeles along Selby Avenue, between Le Conte and Wilshire Blvd., West Los Angeles. Comment
  POM183611  Bloomeria crocea var. crocea Joseph A. Ewan 1929-5-25 3496 Los Angeles Ridge above Providencio Rancho. Comment
  RSA367320  Bloomeria crocea var. crocea Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  RSA482678  Boechera B. C. Templeton 1932-5-31 4849 Los Angeles Big Pines Camp 2260 Comment
  UCR94697  Bolboschoenus maritimus subsp. paludosus A. C. Sanders, E. J. Lott 1993-5-6 13991 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  RSA715425  Boschniakia strobilacea R. G. Swinney 1997-8-19 5830 Los Angeles San Antonio Peak (=Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  SBBG131593  Bothriochloa barbinodis S. A. Junak 1999-7-15 SCa 1023 Los Angeles immediately inland from Salta Verde Beach, on slump or landslide area 6 Comment
  RSA0115808  Bothriochloa barbinodis Steven A. Junak 1999-7-15 SCa- 1023 Los Angeles Santa Catalina Island. Immediately inland from Salta Verde Beach, on slump or landslide area. 6 Comment
  RSA583043  Bowlesia incana T. S. Ross 1993-4-22 6885 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft); 1000m ESE of Cactus Peak summit; large [rock] outcrop on NNW side of 1528-ft peak. 447 Comment
  POM264692  Bowlesia incana L. C. Wheeler 1933-4-15 1637 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  POM142583  Boykinia rotundifolia C. F. Baker 1904-05 4707 Los Angeles Hills near Claremont Comment
  RSA679290  Boykinia rotundifolia Mark Elvin, Anne Marie Ruff 1996-8-1 298 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi from gate. South side. 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
  RSA190927  Brachypodium distachyon R. F. Thorne 1967-5-19 36891 Los Angeles Santa Catalina Island: between Little and Shark Harbors 6 Comment
  RSA0072140  Brassica Carol Frazier 1966-6-3 s.n. Los Angeles SanRafael Hills. 274 Comment
  RSA0036766  Brassica geniculata Michelle Cleveland 1981-2-14 17 Los Angeles Hwy 10 East, exit on Etiwanda, head North, take next Right, stop at agriculturely maintained field next to Etiwanda and adjacent the Hwy. Comment
  UCR108416  Brassica geniculata Jeanne Gural, V. Soza 1997-3-26 17 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard 412 Comment
  POM307806  Brassica rapa Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2754 Los Angeles Eaton Canyon Park, Altadena. Comment
  JEPS26177  Brickellia californica Peter H. Raven and Henry J. Thompson 1959-9-27 14501 Los Angeles Sepulveda Canyon, in coastal sage, Santa Monica Mountains. 243 Comment
  OBI5752  Brickellia californica Carl B. Wolf 1931-10-20 2466 Los Angeles 1/2 mi above Montrose on the rd from Tujunga to La Canada, San Gabriel Mtns. Upper Sonoran Comment
  POM351108  Brickellia californica F. R. Fosberg 1931-7-11 7201 Los Angeles Ridge Route nr Liebre summit. 335 Comment
  UCR108330  Brickellia californica L. C. Wheeler 1952-10-11 6373 Los Angeles San Rafael Hills, Chevy Chase Drive Comment
  SD233256  Brickellia microphylla var. microphylla Jane Tirrell 2012-8-31 LS 171 Los Angeles Transverse Ranges: San Gabriel Mountains region: N side of Californa State Route 2 in rocky highway cut near mile marker 66.43, approx 1.5 mi E of Islip Saddle. 2230 Comment
  RSA652955  Brickellia nevinii A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23295 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln & Aliso Cyn watersheds. 610 Comment
  UCR204828  Brickellia nevinii R. G. Swinney 2005-8-17 8506 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
Read comments
Dec 21 2018
  CATA3066  Briza minor Amy Catalano, Steven Junak 2016-4-28 093 Los Angeles Santa Catalina Island: Just northeast of entrance to Howland's Landing 17 Comment
  SD181793  Brodiaea filifolia Pam Devries 2001-5-18 Los Angeles San Gabriel Mountain foothills: Glendora area, in or near Wildwood Canyon. 462 Comment
  CAS-BOT-BC483123  Brodiaea jolonensis A. Davidson 1921-5-1 3418 Los Angeles Foothills north of Glendora Comment
  RSA0110563  Brodiaea jolonensis Steven A. Junak, Mark Hoefs, Keri Kirkland, Janet Takara 1998-5-1 SCa- 598 Los Angeles Santa Catalina Island. N of Airport Road, at S end of Whitley's Peak ridge. 417 Comment
  LA201501  Brodiaea terrestris subsp. kernensis Arthur C. Gibson; 2003-4-25 4855 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  RSA518927  Bromus carinatus A. C. Sanders 1988-2-18 7692 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  UCR64176  Bromus carinatus A. C. Sanders 1988-2-18 7692 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  RSA92043  Bromus carinatus F. W. Peirson 1918-4-28 1558 Los Angeles Road east and south of El Monte. Comment
  SEINET10520157  Bromus carinatus LeRoy R. Abrams Abrams 1727 Los Angeles Ballwin Creek, Mesmen Comment
  RSA736231  Bromus carinatus var. carinatus Scott D. White, Justin M. Wood 2008-5-8 11944 Los Angeles SCE powerline corridor, E of Fullerton Rd. and S of Pathfinder, above Rowland Heights. 213 Comment
  SEINET943644  Bromus carinatus var. carinatus Steve Boyd, Walter Appleby 1993-1 8164 Los Angeles Western San Gabriel Mountains, N. of Sylmar and S. of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along ridgeline on western side of Loop Canyon; Rancho Santa Ana Botanic Garden 792 Comment
  CAS-BOT-BC156111  Bromus diandrus Le Roy Abrams 1902-5-31 2483 Los Angeles Ingelwood. Comment
  RSA674726  Bromus diandrus Scott D. White, P. DeVries 2000-5-18 7921 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  SBBG22677  Bromus diandrus M. A. Walters 1950-1 Los Angeles Ridge Route (US Hwy 99) Comment
  POM158073  Bromus grandis Le Roy Abrams 1902-7-1 2632 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA226139  Bromus grandis R. F. Thorne, C. W. Tilforth 1971-6-17 39930 Los Angeles 7 miles up Little Tujunga Canyon Road from Little Tujunga station. San Gabriel Mountains, Angeles National Forest 671 Comment
  UCR128160  Bromus grandis Mark A. Elvin, Cathleen Weigand 2003-5-22 2908 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  SD252236  Bromus madritensis Steven A. Junak 2000-5-19 Sca 1320 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. 228 Comment
  SD78  Bromus madritensis subsp. rubens Frank Youngberg Apr 1934 Los Angeles Claremont; in empty lots Comment
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Jul 10 2010
  POM183391  Bromus marginatus Anonymous s.n. Los Angeles Santa Monica Mountains Comment
  RSA606022  Bromus pseudolaevipes L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  RSA536057  Bromus rubens Timothy S. Ross 1991-5-21 5387 Los Angeles San Clemente Island: Upper easterly branch of Box Canyon, affected by recent burn 473 Comment
  RSA603270  Bromus rubens L. C. Wheeler 1933-5-30 1754 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  SBBG96663  Bromus rubens S. Boyd with T. Ross, L. Arnseth 1990-4-7 4245 Los Angeles lower half of China Cyn Comment
  UCR130828  Bromus rubens David Charlton 1989-4-21 2897 Los Angeles Mojave Desert (W): Antelope Valley, Ave. 'B' between 120th and 140th St. East, just south of Edwards Air Force Base. 701 Comment
  CAS-BOT-BC161702  Bromus rubens Peter H. Raven 1959-5-3 14090 Los Angeles Santa Monica Mountains. Woodrow Wilson Drive 1.6 miles west of Cahuenga Pass. 304 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
  UCR126819  Bromus tectorum A. C. Sanders, Mark A. Elvin 2003-6-18 26958 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  RSA0019965  Bromus tectorum E. K. Balls 1960-4-28 24096 Los Angeles Rancho Santa Ana Botanic Garden , Claremont. 412 Comment
  JEPS17235  Calandrinia breweri J. T. Howell 1928-3-4 3384 Los Angeles on fire-trail (fire-break) near Los Pulgas and Temescal Canyons (region n of Pacific Palisades); sw end Santa Monica Mts. Comment
  CAS-BOT-BC438414  Calandrinia ciliata Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Glendale Comment
  SEINET9097338  Calandrinia ciliata var. menziesii G. B. Grant 1903-1 128 Los Angeles Pasadena. Comment
  SBBG18690  Calandrinia menziesii E. R. Blakley 1963-4-8 5552 Los Angeles ridge S of Avalon Valley above Avalon Terrace 182 Comment
  RSA13892  Callitriche marginata L. C. Wheeler 1934-3-6 2397 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  RSA134848  Calochortus catalinae Peter H. Raven, Henry J. Thompson 1960-4-24 15118 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
Read comments
May 28 2014
  UCR46115  Calochortus clavatus Kathy Harper 1986-5-17 s.n. Los Angeles Western Transverse Range, Forest Park, W side of Vasquez Canyon Road at the junction with Sierra Hwy 518 Comment
  RSA0054998  Calochortus clavatus J. R. Shevock 1971-5-11 1057 Los Angeles Sierra Highway, 7 mi. E. of Soledad Jct. 762 Comment
  SEINET12044585  Calochortus clavatus B. C. Templeton, Clokey, I. W. 1930-1 1402 Los Angeles Bouquet Canyon, San Gabriel Mts 600 Comment
  UCR187136  Calochortus kennedyi A. C. Sanders 2006-5-16 32308 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR191264  Calochortus palmeri R. G. Swinney 1998-7-2 6203 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UC3448  Calochortus plummerae J. H. Barber 1897-6-25 176 Los Angeles near Newhall Comment
  SEINET3885350  Calochortus splendens Keith Dobry 1991-6-28 D 883 Los Angeles Santa Monica Mts. Las Virgenes & Mullholland Hwy. At Soka Univ. E section.; 0 Comment
  UCR205277  Calochortus splendens Valerie Soza, LeRoy Gross 2001-5-22 1236 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 686 Comment
  CAS-BOT-BC496765  Calochortus venustus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall. Comment
  JEPS18471  Calyptridium monandrum Rimo Bacigalupi with J. Robert Sweeney 1957-5-12 5875 Los Angeles 1/4 mi above U.S. Army Nike launching site (above Las Flores Canyon); Santa Monica Mountains 274 Comment
  SBBG69699  Calyptridium monandrum M. N. Ackley 1926-5-8 777 Los Angeles Little Rock 914 Comment
  UCR222810  Calyptridium monandrum R. G. Swinney 2009-4-29 10588 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
  RSA0098173  Calyptridium monospermum R. G. Swinney 2011-8-5 15604 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  POM305755  Calystegia longipes Henry J. Ramsey, Henry J. Ramsey 1937-6-27 938 Los Angeles Sand Canyon, north of Pacoima reservoir Comment
  IRVC27796  Calystegia macrostegia A. C. Sanders 2005-5-11 30163 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  SD79011  Calystegia macrostegia R. Mitchel Beauchamp 1967-1-27 108 Los Angeles San Clemente Island; on large boulders on slope east of Wilson Cove area. Comment
  RSA191044  Calystegia macrostegia subsp. arida James Henrickson 1963-5-5 32295 Los Angeles About 4 miles N of Claremont. Burned-over, rocky, open slopes of Cobal Canyon, Foothills of San Gabriel Mts., 518 Comment
  POM244808  Calystegia macrostegia subsp. intermedia F. R. Fosberg 1931-3-23 S- 4335 Los Angeles Descanso Canyon, Santa Catalina Island. 40 Comment
  RSA276037  Calystegia macrostegia subsp. intermedia Jack Delaini 1974-5-9 177 Los Angeles Lodi Canyon. throughout canyon sprawling over small shrubs 746 Comment
  UC1584884  Calystegia occidentalis subsp. fulcrata Tim Ross, Steve Boyd 1991-7-24 5602 Los Angeles ridge nne Granite Mountain; Pacifico Mountain Quad., Granite Mountain vicinity 1926 Comment
  CAS-BOT-BC215910  Calystegia peirsonii Timothy S. Ross; J. Mark Porter 1995-5-4 8447 Los Angeles Ca 1.9 road miles NE of Bouquet Canyon Road, Texas Canyon, Liebre Mountains 585 Comment
  RSA682509  Calystegia peirsonii Scott D. White, Michael Honer 2003-5-7 9216 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA394820  Calystegia sepium subsp. limnophila Anstruther Davidson 1890-04 1891 Los Angeles San Gabriel River near El Monte. Comment
  UCR124743  Camissonia B. C. Templeton, I. W. Clokey 1930-4-2 4410 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  UCR277553  Camissonia Mitch Provance, Stephen Reynolds 2011-5-5 17211 Los Angeles San Gabriel Valley, City of San Gabriel, northwest of the intersection of Burton Ave. and E. Las Tunas Dr. 130 Comment
  RSA465664  Camissonia bistorta Robert M. Perkins 1936-4-3 149 Los Angeles El Segundo dunes Comment
  RSA465689  Camissonia bistorta T. A. Bonser 1931-7-4 s.n. Los Angeles Claremont. Comment
  UCR127161  Camissonia boothii A. C. Sanders 2003-6-20 26994 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  RSA0069873  Camissonia californica R. G. Swinney 2010-5-7 12604 Los Angeles Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd'? and Jimenez St./Dominica Ave. 378 Comment
  RSA466161  Camissonia californica Geo. L. Moxley 1917-4-3 s.n. Los Angeles Hills near Chatsworth. Comment
  JEPS33729  Camissonia campestris Frank W. Peirson 1921-5-20 793 Los Angeles Little Rock Creek San Gabriel Mountains 1066 Comment
  RSA517848  Camissonia campestris subsp. campestris Steve Boyd 1986-3-30 1496 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA60196  Camissonia campestris subsp. campestris E. K. Balls, L. W. Lenz 1950-3-28 14468 Los Angeles 1 mile east of junction of Hwys 99 and 138, just south of Gorman. 1159 Comment
  UCR184105  Camissonia graciliflora A. C. Sanders, T. B. Salvato 2007-4-24 33485 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  POM175376  Camissonia hirtella West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats, North Fork--San Gabriel Canyon. Comment
  RSA0110794  Camissonia hirtella Richard G. Swinney 2011-4-28 14534 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi west to San Gabriel Cyn. Dam. 878 Comment
  UCR150626  Camissonia hirtella Scott D. White 1997-5-7 5066 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  POM9305  Camissonia intermedia P. A. Munz, R. D. Harwood 1920-5-17 3968 Los Angeles Topango [Topanga] Canon. Santa Monica Mts. 122 Comment
  UCR177472  Camissonia kernensis subsp. gilmanii LeRoy Gross 2005-5-19 2287 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  RSA570037  Camissonia micrantha Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4893 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  LA30316  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Mary V. Hood; 1945-9-29 45- 133 k* Los Angeles Playa del Rey 1 Comment
  JEPS89948  Camissoniopsis confusa Dean W. Taylor 1992-5-1 12492 Los Angeles 1 mi. e. Georges Gap (on Angeles Crest Hwy.); San Gabriel Mts. 1219 Comment
  RSA0112769  Camissoniopsis micrantha R. G. Swinney 2011-3-29 14242 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
  UCD168215  Camissoniopsis pallida J. W. Barry May1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  LA46204  Canbya candida Carl Epling; 1926-4-24 sn Los Angeles Antelope Valley, Palmdale Comment
  UCR153487  Cannabis sativa Steve Boyd 2000-5-12 10305 Los Angeles Coastal Plains and Basins, San Bernardino Basin: Claremont, south side of Foothill Blvd. c. 50-100 m east of the intersection with Claremont Blvd. Comment
  SD30978  Capsella bursa-pastoris Edith A. Purer 1931-2-21 162 Los Angeles Palos Verdes Comment
  POM369321  Cardamine californica var. integrifolia T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA801743  Cardaria pubescens D. M. McF, G. C. F. 1954-5-18 s.n. Los Angeles A and 70th. Lancaster. 762 Comment
  UCR108195  Carduus pycnocephalus Steve Boyd, R. K. Brummitt, Laura A. Moore 1998-5-26 10226 Los Angeles San Gabriel Mtns., north base of range, just to the south of Hwy 14 at Golden Valley Road, Placerita Canyon watershed. 549 Comment
  UCR182756  Carex R. G. Swinney 1997-7-22 5708 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
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Sep 12 2018
  RSA17175  Carex alma Carl B. Wolf 1936-5-27 7837 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  RSA364586B  Carex alma Robin S. Collins 1973-4-30 253 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, near light duty road which leads to beginning of pack trail. 610 Comment
  UC284911  Carex alma P. A. Munz 1923-5-26 6857 Los Angeles Big Rock Creek San Gabriel Mountains 1981 Comment
  SEINET7549341 Image available Carex alma Timothy S. Ross, Steve Boyd 1990-6-1 2758 Los Angeles San Gabriel Mountains. Moody Canyon (a.k.a. "The Toilet Bowl of Death") draining northward from Messenger Flats and Mt Gleason. Acton USGS 7.5' quad. 1158 Comment
  RSA720400  Carex aurea R. G. Swinney 1997-7-23 5736 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  RSA729437  Carex aurea R. G. Swinney 1998-7-14 6421 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  RSA733580  Carex fracta R. G. Swinney 1998-7-29 6553 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground. 1817 Comment
  RSA750461  Carex fracta R. G. Swinney 2001-9-15 8179 Los Angeles Little Jimmy Spring 2256 Comment
  RSA730084  Carex pellita R. G. Swinney, D. W. Larson 1999-5-29 7236 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
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Sep 30 2018
  RSA225812  Carex phaeocephala Robert F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41063 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing ridge of Mt. San Antonio along trail to Dawson Peak. 2927 Comment
  CAS-BOT-BC118415  Carex praegracilis LeRoy Abrams 1901-4-8 1439 Los Angeles Los Angeles River. Comment
  CAS-BOT-BC118405  Carex praegracilis Alfred James McClatchie 1895-5-1 903 Los Angeles Moist soil in canyon south of Pasadena Comment
  RSA682298  Carex spissa R. E. Riefner 2000-8-29 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservency Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  RSA251541  Carex tumulicola Robert F. Thorne 1973-4-11 42804 Los Angeles San Clemente Island; gully leading into Middle Ranch Canyon. 427 Comment
  SEINET11942212  Carpobrotus chilensis J. F. Bright, Wyman, C. 1931-1 5585 Los Angeles Manhattan Beach Comment
  UC2122929  Carpobrotus edulis S. B. Parish 1918-6-5 11886 Los Angeles Playa del Rey Comment
  POM156315  Castilleja affinis L. R. Abrams 1903-3-13 3122 Los Angeles San Gabriel Wash Near Azusa Comment
  RSA425907  Castilleja affinis M. Bisbee 1917-5-20 s.n. Los Angeles Hills and vallies, w. Eagle Rock Comment
  SDSU10549  Castilleja affinis R. M. Beauchamp 1967-3-20 373 Los Angeles Santa Catalina Island. On cliffs and slopes above beach road south of Avalon. Comment
  LA52008  Castilleja affinis Carl Clawson Epling; 1926-3-20 8747 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  LA82061  Castilleja affinis O. H. Kappler; 1941-5-8 250 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit, Mulholland Hwy. 548 Comment
  UCR17814  Castilleja exserta I. M. Johnston 1917-4-11 s.n. Los Angeles Coastal Plain, Gardena 16 Comment
  RSA549788  Castilleja foliolosa Wandalee Thompson 1964-4-8 21 Los Angeles Liebre Mtns.: Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest. 808 Comment
  UC1012116  Castilleja foliolosa Francis W. Pennell 1940-5-5 25323 Los Angeles San Fernando 396 Comment
  UCSB5978  Castilleja foliolosa Ballard 1954-3-14 Los Angeles San Dimas Park 350 Comment
  UC1430125  Castilleja grisea Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22689 Los Angeles w fork Red Rock Canyon (San Clemente Island); San Clemente Island 275 Comment
  SBBG126954  Castilleja linariifolia A. Parikh, N. Gale 2011-6-7 3422 Los Angeles 3.9 km W of St Hwy 14, 1.8 km SW of California Aqueduct; E Liebre Mtns 1040 Comment
  RSA595580  Castilleja minor subsp. spiralis Lauren Raz, Steve D. Boyd 1996-10-23 45 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 610 Comment
  UCR146692  Castilleja minor subsp. spiralis Scott D. White 2004-8-20 10734 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  CHSC98009  Castilleja plagiotoma LeRoy Gross 2005-6-23 2374 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road servey for Angeles National Forest: from Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. All road surveys within this 4 miles stretch. In dry chaparral and pine forest. West of Pinyon Flats. 1642 Comment
  UC1012095  Castilleja subinclusa subsp. subinclusa Francis W. Pennell 1940-4-18 25136 Los Angeles e of Gorman (Route 99) 1127 Comment
  CHSC234  Casuarina equisetifolia V. Holt 1958-4-16 Los Angeles Along street in Whittier. Comment
  UCR270932  Caulanthus amplexicaulis R. G. Swinney 2011-6-14 15126 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  LA100756  Caulanthus amplexicaulis Henry J. Thompson; 1980-5-23 sn Los Angeles San Gabriel Mountains, Angeles Forest Highway, S of the summit, upper part of Big Tujunga Canyon, S slope of the mountains 1371 Comment
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Nov 25 2014
  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
  RSA429523  Caulanthus heterophyllus Helen M. Oster 1924-4-30 s.n. Los Angeles Santa Monica Mountains, near Griffith Park, hills between Vermont and Western Avenues. Comment
  CAS-BOT-BC40210  Caulanthus lasiophyllus Peter H. Raven 1956-6-17 9420 Los Angeles Santa Monica Mountains. Northwest of Sunset Boulevard at Sepulveda Boulevard. Comment
  UCR222987  Caulanthus lasiophyllus R. G. Swinney 2009-5-5 10643 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC40211  Caulanthus lasiophyllus Peter H. Raven 1959-5-2 14049 Los Angeles Santa Monica Mountains. 4.1 miles north-west of Tapia Park on road to Malibu Lake. 182 Comment
  UCR269979  Caulanthus lasiophyllus var. rigidus R. G. Swinney 2010-5-19 12790 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
  RSA730168  Caulanthus major R. G. Swinney 1998-7-2 6200 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  SEINET4044019  Ceanothus arboreus R. Moran 1941-1 607 Los Angeles Ridge between Johnson's Valley and Howland's Valley, Santa Catalina Island. 121 Comment
  LA82214  Ceanothus crassifolius O. H. Kappler; 1941-3-26 148 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, main ridge at head of canyon. 609 Comment
  RSA261704  Ceanothus crassifolius Brandegee 1889-05 s.n. Los Angeles South Side. [Ravenna] Comment
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Nov 8 2015
  RSA709615  Ceanothus crassifolius A. C. Sanders 2005-5-5 29874 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon. 518 Comment
  RSA748667  Ceanothus crassifolius R. G. Swinney 2008-3-31 8592 Los Angeles Glendora Mountain summit 1003 Comment
  UC1071023  Ceanothus crassifolius R. St. John 1930-2-5 86 Los Angeles Oat Mountain 1066 Comment
  RSA781009  Ceanothus greggii R. G. Swinney 2009-5-28 10963 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UC1070659  Ceanothus greggii var. vestitus H. A. Jensen 1933-6-1 319 Los Angeles Rock Creek 1676 Comment
  JEPS42399  Ceanothus integerrimus Frank W. Peirson 1918-5-26 111 Los Angeles Toll Rd San Gabriel Range, Mt. Wilson 1143 Comment
  POM84581  Ceanothus integerrimus George B. Grant 1904-5-17 149 Los Angeles Mt. Wilson. 1524 Comment
  RSA399903  Ceanothus integerrimus Samuel R. Tyson 1942-5-21 s.n. Los Angeles San Dimas Canyon 1372 Comment
  RSA549131  Ceanothus integerrimus Tim S. Ross, Peter Fritsch 1990-6-20 3685 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA399875  Ceanothus integerrimus Alva Watry 1931-5-10 s.n. Los Angeles Rattlesnake Canyon. Comment
  UC168361  Ceanothus leucodermis George B. Grant and Walter Wheeler 1904-5-17 145 a Los Angeles Mt. Wilson 1524 Comment
  UCR223478  Ceanothus leucodermis R. G. Swinney 2009-5-28 10939 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA182993  Ceanothus megacarpus var. insularis S. Carlquist, Robert F. Thorne 1966-4-28 1831 Los Angeles Santa Catalina Island. On slopes of Blackjack Mt. near beginning of road down to White's Landing. Comment
  LA52226  Ceanothus megacarpus var. megacarpus Robert Fowler; 1935-2-8 4543 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  LA52227  Ceanothus megacarpus var. megacarpus Sharon Johnston; 1957-3-3 M- 302 Los Angeles Santa Monica Mountains, La Tuna Canyon, Tuna Canyon 1/2 way to top of ridge 152 Comment
  SEINET5743567 Image available Ceanothus oliganthus Unknown s.n. Los Angeles Mt. Wilson Trail. Angeles National Forest.; Angeles National Forest Comment
  LA201541  Ceanothus oliganthus var. oliganthus Arthur C. Gibson; 2001-4-8 4890 Los Angeles SIMI HILLS, Chatsworth, Santa Susana fire road at NE-most Simi Hills. 358 Comment
  UCSB3930  Ceanothus oliganthus var. oliganthus Gill, Robert 1959-4-14 Los Angeles Little Dalton Canyon 365 Comment
  RSA393725A  Ceanothus oliganthus var. oliganthus Louis Greata 1931 Los Angeles San Gabriel Mountains, Southern California Comment
  CAS-BOT-BC63344  Ceanothus spinosus P. A. Munz; R. D. Harwood 1920-5-15 3950 Los Angeles Santa Monica Mts. Sepulveda Canyon. 243 Comment
  SFV9208  Ceanothus spinosus N. J. Manuwal 1972-3-5 169 Los Angeles Santa Monica Mountains Topanga Canyon. Comment
  UC1071379  Ceanothus spinosus H. A. Jensen 1933-4-10 287 Los Angeles Hollywood Lake 243 Comment
  RSA0056530  Ceanothus spinosus Bonnie C. Templeton 1930-4-2 1411 Los Angeles Mulholland Drive, N.W. of Hollywood. 600 Comment
  UCR205536  Celtis australis A. C. Sanders, T. B. Salvato 2009-5-21 36895 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  UCR125775  Cenchrus incertus A. C. Sanders 2003-5-26 26843 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
  RSA0021521  Centaurea melitensis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5151 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA649817  Centaurea melitensis Matt Brooks 1988-5-7 43 Los Angeles Whittier, Dark Canyon 1.6 miles east of its confluence with Sycamore Canyon. Comment
  RSA596444  Centaurea repens Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8866 Los Angeles Liebre Mountains, along the Ridge Route west of Castaic Canyon, 1.3 miles north of the junction with Templin Highway, just north of small development on private land. 854 Comment
  RSA728341  Centrostegia thurberi Gary D. Wallace 1982-4-17 1903 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UCR205861  Centrostegia thurberi R. G. Swinney 2008-5-8 8803 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR206455  Centrostegia thurberi R. G. Swinney 2008-6-9 8962 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR280674  Centrostegia thurberi R. G. Swinney 2014-4-10 16046 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UC519694  Centrostegia thurberi var. thurberi Victor Duran 1933-5-23 3417 Los Angeles near Lancaster Comment
  RSA0104992  Cerastium glomeratum R. G. Swinney 2011-3-18 14146 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  CAS-BOT-BC388301  Cerastium glomeratum A. Davidson 1895-4-1 s.n. Los Angeles Los Angeles Comment
  SD215641  Cercocarpus betuloides Louis C. Wheeler 1972-12-20 12788 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  CAS-BOT-BC142175  Cercocarpus betuloides var. betuloides Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon [Canon] - San Gabriel Mts. Comment
  RSA653047  Cercocarpus betuloides var. betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mtns.: ca. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  SBBG70713  Cercocarpus betuloides var. betuloides R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  SBBG78165  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-3-18 4282 Los Angeles Hamilton Cyn 10 Comment
  UC729520  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-13 3619 Los Angeles Hamilton Canyon, along ridge fence-line Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 243 Comment
  OBI70993  Cercocarpus ledifolius Larry Kelly, David J. Keil 1989-4-21 357 Los Angeles Along Big Pine Hwy Comment
  UCR252894  Chaenactis artemisiifolia R. G. Swinney 2010-5-29 13399 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  UCR255769  Chaenactis artemisiifolia R. G. Swinney 2010-5-4 12489 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
  UC128996  Chaenactis carphoclinia var. carphoclinia H. M. Hall and H. P. Chandler 1906-6-11 7383 Los Angeles Rosamond Mohave Desert Comment
  CAS-BOT-BC276895  Chaenactis fremontii Ira L. Wiggins 1966-4-15 20593 Los Angeles Desert wash immediately E of JFL Motel, Pearblossom, Mojave Desert Comment
  UCSB6423  Chaenactis fremontii Ralph, F. 1960-4-1 Los Angeles On N side of Calif 138, 9.0 E of its jct. with road to Valyermo and Big Pines E of Pearblossom and 0.6 miles W of jct. with road to Victorville; Mojave Desert Comment
  UCR223538  Chaenactis glabriuscula R. G. Swinney 2009-5-27 10904 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  CAS-BOT-BC277355  Chaenactis glabriuscula var. glabriuscula Geo. L. Moxley 1922-5-1 s.n. Los Angeles Mint Canon [Canyon] Comment
  CHSC100172  Chaenactis glabriuscula var. glabriuscula John Dittes 2006-5-30 1386 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  RSA0068254  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-3-22 12083 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  RSA595117  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8577 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N05, 6.2 road miles from jtn with 8N05. 1174 Comment
  RSA660247  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta, Peter L. Morrell 1992-6-4 478 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  UCR207704  Chaenactis glabriuscula var. glabriuscula Justin M. Wood 2009-4-10 474 Los Angeles San Gabriel Mountains, foothills, city of San Dimas, San Dimas Wash just above the Puddingstone Diversion Dam and adjacent to the golf course 366 Comment
  RSA249803  Chaenactis stevioides R. F. Thorne, C. W. Tilforth 1973-4-20 42998 Los Angeles San Gabriel Mountains. 1143 Comment
  RSA550029  Chaenactis stevioides Walter Wisura, E. Roeder 1992-4-21 4695 Los Angeles West Mojave: Mountain Brook Ranch near Valyermo. Comment
  RSA755975  Chaenactis stevioides Orlando Mistretta, Christine Mistretta 2008-4-12 2419 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  CAS-BOT-BC279725  Chaenactis xantiana Timothy S. Ross; Steve Boyd 1994-5-11 7790 Los Angeles Liebre Mountains. Atmore Meadows Spur Road: East end of Liebre Mtn near the head of North Fork Fish Canyon 1499 Comment
  UCR149925  Chaenactis xantiana R. G. Swinney 1999-6-18 7307 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UCD130443  Chaenactis xantiana Daryl Koutnik; Bruce Holguin 1978-4-1 228 Los Angeles about 4 miles west of Fairmont Resevoir on road to Lake Hughes. 944 Comment
  UCSB33240  Chaenactis xantiana Partsch, M. 1977-5-14 Los Angeles Along Boquet Canyon Road, 2 mi. south of its junction with Elizabeth Lake Road 914 Comment
  RSA613599  Chamaesyce albomarginata L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Just west of Bluebird Truck Trail. 472 Comment
  RSA638919  Chamaesyce albomarginata L. C. Wheeler 1946-8-27 6266 Los Angeles San Gabriel Mountains: Shoemaker Canyon just north of Pallett Ranch by side of Pear Blossom Highway. 1219 Comment
  SEINET5742466 Image available Chamaesyce albomarginata D. Ward 1970-1 61 Los Angeles City of Los Angeles, ca. .2 mile CSCLA on hillside near State College Dr..; Los Angeles 122 Comment
  RSA127811  Chamaesyce maculata P. H. Raven, H. J. Thompson 1959-9-18 425 Los Angeles Weed about plantings, campus of the University of California, West Los Angeles. 130 Comment
  RSA432394  Chamaesyce melanadenia Freda Detmers 1931-11-11 s.n. Los Angeles Griffith Park. Comment
  POM243845  Chamaesyce serpillifolia F. R. Fosberg 1931-5-18 S 4912 Los Angeles Road between Eagle's Nest and Sweetwater Canyon, Santa Catalina Island Comment
  RSA750211  Chenopodium berlandieri R. G. Swinney 2005-7-21 8322 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR204054  Chenopodium berlandieri R. G. Swinney 2005-7-8 8276 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  RSA9762  Chenopodium botrys L. C. Wheeler 1933-7-7 1924 Los Angeles Lexington Wash near El Monte. 73 Comment
  RSA478476  Chenopodium californicum H. L. Bauer 1931-3-1 s.n. Los Angeles Tunas Canyon near Topanga Canyon. Comment
  UC450877  Chenopodium californicum Fay A. Macfadden 1931-3-20 14 E Los Angeles Tuna Canyon Verdugo Hills 335 Comment
  SBBG98413  Chenopodium californicum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5283 Los Angeles W fk of Near-Death Cyn, draining to Mosquito Cove 304 Comment
  UCR261793  Chenopodium desiccatum R. G. Swinney 2010-5-11 12677 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  RSA0058215  Chenopodium leptophyllum R. G. Swinney 2010-6-23 13353 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  UC1394442  Chenopodium leptophyllum H. A. Wahl 1966-8-26 21758 Los Angeles 1 mi w Big Pines 2133 Comment
  RSA202467  Chenopodium multifidum R. L. Armacost 1963-6-6 1668 Los Angeles Freeway area East of Cloverfield, Santa Monica. Comment
  RSA478536  Chenopodium murale F. R. Fosberg 1931-5-4 S 4761 Los Angeles Santa Catalina Island. Bullrush Canyon. 60 Comment
  SEINET269136  Chenopodium murale Scott D. White 1995-3-15 2565 Los Angeles Malibu. Upslope from Winter Canyon near pepperdine Univ.; N. of Pacific Coast Hwy. E of Malibu Canyon Rd. SW of Mali 91 Comment
  UC557816  Chenopodium murale Nell Murbarger April, 1936 152 Los Angeles mesa top near old sheep corrals; San Clemente Island Comment
  POM219129  Chenopodium pratericola L. C. Wheeler 1932-7-19 962 Los Angeles 2 miles north of Claremont. 412 Comment
  SEINET12045775  Chlorogalum pomeridianum I. W. Clokey, Templeton, B. 1929-1 4587 Los Angeles Mandeville Canyon, Santa Monica Mts 350 Comment
  RSA69291  Chlorogalum pomeridianum var. pomeridianum Frank W. Peirson 1918-6-28 10 Los Angeles Rubio Canyon 610 Comment
  CAS-BOT-BC257197  Chorizanthe procumbens Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash Comment
  POM199693  Chorizanthe staticoides I. W. Clokey, Bonnie C. Templeton 1929-05 4491 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  SBBG125048  Chorizanthe staticoides A. Parikh, N. Gale 2010-5-5 3145 Los Angeles San Gabriel Valley, near SW corner of Santa Fe Dam, 0.4 km ENE of intersection of I-605 and Arrow Hwy 130 Comment
  UC410548  Chorizanthe staticoides Alice Eastwood 1928-6-15 15379 Los Angeles Claremont Comment
  UC849164  Chorizanthe staticoides Louis C. Wheeler 1932-6-12 821 Los Angeles San Dimas Canyon San Gabriel Mountains, San Dimas Canyon 548 Comment
  SEINET12765195  Chorizanthe staticoides Barbara Ertter 1988-5-23 7479 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2).; 0 Comment
  SBBG62336  Chorizanthe watsonii R. Hoffmann 1929-5-19 Los Angeles Paradise Camp, Big Rock Crk Comment
  RSA601340  Chorizanthe xanti subsp. xanti Steve Boyd, Lauren Raz 1997-6-17 9954 Los Angeles Liebre Mountains region: Upper northeastern flank of Burnt Peak, head of Fish Canyon watershead along Forest Service Road 7N23A. 1646 Comment
  UCR256584  Chorizanthe xanti var. xanti Anuja Parikh, Nathan Gale 2011-6-8 3427 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, Portal Ridge, 1.5 km west of Godde Hill Road, 1.1 km south of California Aqueduct 1100 Comment
  RSA476624  Chrysolepis sempervirens Fordyce Grinnell Jr. 1915-8-12 s.n. Los Angeles Mill Creek Canyon Comment
  UCR42568  Chrysopsis villosa L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  POM351982  Chrysothamnus nauseosus subsp. hololeucus Norman C. Cooper 1943-11-20 973 Los Angeles Lancaster. Mojave Desert 762 Comment
  RSA701715  Cirsium occidentale Steve Boyd, Amber Maurice 2004-5-18 11331 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  LA88558  Cirsium occidentale var. californicum O. H. Kappler; 1941-6-15 308 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA188197  Cirsium occidentale var. californicum R. F. Thorne, Percy C. Everett 1965-6-23 35015 Los Angeles Santa Catalina Island, rocky ridge on Hamilton Canyon side N of Descano Canyon 61 Comment
  SBBG80130  Cirsium occidentale var. coulteri F. R. Fosberg 1931-5-14 4876 Los Angeles 2 mi above ranch, Middle Ranch Cyn 220 Comment
  CAS-BOT-BC285593  Cirsium occidentale var. occidentale Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  SEINET5507053 Image available Cirsium occidentale var. occidentale F. R. Fosberg 1931-4-1 S 4440 Los Angeles Avalon, Santa Catalina Island; Upper Sonoran Zone 10 Comment
  CDA1496  Cirsium ochrocentrum George Garretson 1959-8-31 s.n. Los Angeles San Jose Creek Walnut district; (City of Industry?) Southern Pacific R.R. right-of-way, 200 ft. W of Water St. 0 Comment
  UCD130634  Cirsium ochrocentrum var. ochrocentrum G. W. Garrettson 1960-7-22 s.n. Los Angeles Southern Pacific Railroad, right-of-way about 100 yards west of Water Street, Walnut. Comment
  RSA587191  Cirsium vulgare Scott D. White 1995-12-5 3769 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  IRVC28689  Cirsium vulgare A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25476 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  SBBG131817  Cistanthe maritima S. A. Junak, B. Collins 1991-4-24 SCI 202 Los Angeles overlooking cove, S side of Eel Cove Cyn Comment
  RSA599854  Cistanthe monandra Steve Boyd, Lauren Raz 1997-5-6 9770 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCR204454  Cistus incanus R. G. Swinney 2005-4-23 8227 Los Angeles San Gabriel Mtns., Glendora, 0.4 mi. north of north end of Rainbow Dr., west of and adjacent to West Bender Canyon 488 Comment
  UCR1430  Cistus ladanifer Bland Ewing 1961-3-30 300361- 9 -16 Los Angeles San Gabriel Mtns., Brown Mtn. Fire Control Rd., El Prieto Canyon, Altadena Comment
  RSA0065530  Cistus villosus R. Carlston 1961-5-27 s.n. Los Angeles Big Dalton Canyon, Glendora. Comment
  SDSU8635  Clarkia bottae D. F. Howe 1949-5-29 1983 Los Angeles Santa Monica Mts. 274 Comment
  UCR277028  Clarkia bottae R. G. Swinney 2010-5-25 12942 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCSB10879  Clarkia cylindrica Creighton, B. 1961-5-5 Los Angeles at Mint Canyon Camp Ground; 7.7 miles northeast of Solemint; on US Highway 6 624 Comment
  UC1174783  Clarkia dudleyana P. C. Everett and E. K. Balls 1960-5-30 24135 Los Angeles 2.2 mi n from entrance Angeles National Forest; San Gabriel Canyon 365 Comment
  UCR209132  Clarkia dudleyana R. G. Swinney 2008-6-24 9097 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  POM155637  Clarkia epilobioides M. B. Dunkle 1928-4-10 1828 Los Angeles Santa Catalina Island: Johnson's Canyon. 30 Comment
  SBBG31137  Clarkia epilobioides R. F. Thorne with M. Z. Thorne 1966-5-31 36436 Los Angeles Fern Cyn, W of Orizaba Mtn 228 Comment
  RSA448325  Clarkia purpurea subsp. quadrivulnera Geo. L. Moxley 1917-5-10 s.n. Los Angeles Hill east of Eagle Rock Comment
  UC373524  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-5-1 53 Los Angeles Evey's Canyon 900 Comment
  CAS-BOT-BC163703  Clarkia purpurea subsp. quadrivulnera Geo. B. Grant 6808 Los Angeles Unspecified Comment
  POM3111  Clarkia purpurea subsp. viminea J. F. Illingworth 1898-06 39 Los Angeles Claremont Canyon. 610 Comment
  UCR182270  Claytonia parviflora R. G. Swinney 1998-4-14 6019 Los Angeles San Gabriel Mtns./Southern Mojave Desert, mouth of Mescal Canyon, c. 50 m SE of Mescal Canyon Reservoir, west side of stream 1476 Comment
  UCR190447  Claytonia parviflora R. G. Swinney 2000-5-6 7668 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  RSA669631  Claytonia parviflora subsp. parviflora LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 194 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 487 Comment
  RSA725107  Claytonia parviflora subsp. utahensis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 62 B Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UCR205076  Claytonia perfoliata R. G. Swinney 2008-4-9 8622 Los Angeles San Gabriel Mtns., Glendora, Wildwood Canyon 329 Comment
  RSA177684  Claytonia perfoliata subsp. mexicana R. F. Thorne, Percy C. Everett 1965-5-10 34492 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA0059509  Claytonia perfoliata subsp. mexicana F. R. Fosberg 1931-4-4 4486 Los Angeles Cherry Canyon 30 Comment
  RSA127809  Clematis lasiantha Peter H. Raven, Henry J. Thompson 1959-9-27 s.n. Los Angeles Latigo Canyon Road 1.0 mile east of Newton Canyon. 564 Comment
  RSA585150  Clematis lasiantha Tim S. Ross, S. D. Boyd 1990-5-31 2735 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon 1220 Comment
  UCD95613  Clematis lasiantha John Ingrum 1997-3-6 017 Los Angeles Santa Monica Mountains, off Kanan Road, on the Backbone trail, 60m from the trail head into Newton Canyon. Comment
  RSA0028964  Clematis lasiantha Lucille Crawford 1932-5-8 s.n. Los Angeles Arroyo Seco Canyon. Pasadena. CP3. Comment
  CATA3173  Clematis ligusticifolia Amy Catalano 2016-10-26 157 Los Angeles Santa Catalina Island: Middle Ranch Road, between Johnson Tree & first bridge down canyon from tree, N side of road, climbing in poison oak and willows 273 Comment
  LA201856  Clematis ligusticifolia Peter H. Raven; 2003-9-4 Los Angeles Comment
  RSA386264  Clematis ligusticifolia Ora M. Clark 1929-10-14 1210 Los Angeles Along San Antonio River. Comment
  RSA6002  Clematis ligusticifolia var. californica Carl B. Wolf 1932-10-5 4239 Los Angeles Santa Catalina Island, 1 mile from Middle Ranch on road to Black Jack Peak. 274 Comment
  RSA440835  Cleome isomeris M. B. Dunkle 1928-3-17 1759 Los Angeles Santa Catalina Island, Emerald Bay. Dry headland between Coves. Comment
  RSA650756  Cleome isomeris Eleanor McClung 1937-3-14 20 Los Angeles Palos Verdes Comment
  CLARK-A1528-4186  Collinsia callosa John C. Roos 1937-5-31 2032 Los Angeles San Gabriel Mountains| Big Pines Comment
  SD230297  Collinsia heterophylla Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1250 Comment
  UC741163  Collinsia heterophylla B. C. Templeton 1939-4-26 5486 Los Angeles Santa Monica Mountains, Huntingon Palisades Huntingon Palisades; Santa Monica Mountains, Huntingon Palisades 640 Comment
  POM184518  Collinsia parryi Thomas Craig 1927-6-8 400 Los Angeles In Bear Canyon Trail to Mt. San Antonio Comment
  RSA0117353  Collinsia parryi Louis C. Wheeler 1963-5-5 8248 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. 549 Comment
  RSA0069420  Conium maculatum R. G. Swinney 2010-3-10 11797 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA127785  Conium maculatum P. H. Raven, Henry J. Thompson 1959-6-4 14345 Los Angeles Point Dume Comment
  RSA657445  Conium maculatum S. Campbell 1980-6-4 38 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  CDA37737  Convolvulus arvensis Kenneth Stephens 1958-6-16 s.n. Los Angeles Antelope Valley. 0 Comment
  RSA626114  Convolvulus arvensis LeRoy Gross 1999-4-29 144 Los Angeles Santa Susana Mountains, east end: Rice Canyon, north on interstate 5, exit Calgrove Ave. turn left to The Old Road, City of Newhall. 396 Comment
  RSA616307  Coreopsis bigelovii Scott D. White, Pam De Vries 1998-4-20 6332 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  UCR265024  Coreopsis bigelovii Mitch Provance, Callen Huff 2009-4-28 10672 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCR282032  Coreopsis bigelovii R. G. Swinney 2014-4-24 16236 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCR13458  Coreopsis gigantea 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
  CAS-BOT-BC105694  Corethrogyne filaginifolia Ernest C. Twisselmann 1961-10-31 6682 Los Angeles Liebre Mountains - Leona Valley 929 Comment
  CAS-BOT-BC105706  Corethrogyne filaginifolia Fordyce Grinnell 1903-12-1 43 Los Angeles Upper Arroyo Seco Canyon [Canon], near Pasadena Comment
  CAS-BOT-BC105716  Corethrogyne filaginifolia J. B. Grant 1903-5-1 5509 Los Angeles Redondo Comment
  CAS-BOT-BC105723  Corethrogyne filaginifolia L. R. Abrams 1916-10-31 6367 Los Angeles Fremonts Pass Comment
  LA205795  Corethrogyne filaginifolia Jonathan Sauer; D. Bradbury, L. Wester 1969-10-19 4649 Los Angeles San Gabriel Mountains, Lower limit of forest above Kentucky Springs 1371 Comment
  SFV12532  Corethrogyne filaginifolia J. W. Dole 1980-9-5 s. n. Los Angeles Santa Susana Mountains Santa Susana Mountains. Comment
  UC280130  Corethrogyne filaginifolia I. M. Johnston 1918-9-1 2137 Los Angeles Brown's Flats San Antonio Mts. 1310 Comment
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Oct 31 2012
  UC55082  Corethrogyne filaginifolia Miss E. D. Palmer Los Angeles Los Angeles Comment
  RSA610210  Corethrogyne filaginifolia var. filaginifolia L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Henninger Flats. 793 Comment
  RSA628351  Cortaderia jubata Steve Boyd 1998-10-6 10294 Los Angeles Liebre Mountians: Pine Canyon, west of junction with Lake Hughes Road. 1158 Comment
  UCD130876  Cotula australis Jack Delaini; Barbara Shervanick 1974-4-5 87 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 365 Comment
  RSA592443  Cotula australis L. C. Wheeler 1967-5-13 9509 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  SBBG95221  Cotula coronopifolia M. B. Dunkle 1928-4-29 1914 Los Angeles Little Harbor Comment
  NY387836  Cotyledon nudicaule L. Abrams 1902-7-4 2652 Los Angeles San Gabriel Cañon. Comment
  RSA785525  Cowania mexicana var. stansburyana Doris Bowers 1957-4-25 831 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  CATA122  Crassula connata Mark L. Hoefs, A. Douglas Propst 1973-3-14 94 Los Angeles Santa Catalina Island: Ridge between Cape and Skull Canyons 304 Comment
  RSA725670  Crassula connata Steve Boyd 2003-1-17 10440 Los Angeles Vicinity of Irwindale east of the San Gabriel River and west of gravel pits, just north of Foothill Blvd, ca. 600 meters west of Irwindale Ave. 177 Comment
  UCR79921  Crassula connata R. Mattoni 1988-4-1 88- 04 Los Angeles Vernon, central Los Angeles, vacant lot in 2400 block of East 28th St. Lot paved about 1 month after this collection was made 64 Comment
  CAS-BOT-BC427731  Crassula connata Reid Moran 1941-2-15 568 Los Angeles Middle Ranch, San Clemente Island. Comment
  UC729772  Cressa truxillensis Carl B. Wolf 1932-5-12 3593 Los Angeles Santa Catalina Isl., Little Harbor 3 Comment
  CDA39880  Cressa truxillensis W. E. Henson Apr 1932 s.n. Los Angeles Antelope Valley. 0 Comment
  NY268583  Crossosoma californicum G. B. Grant 02 1901 1511 Los Angeles Catalina Island. Comment
  RSA397732  Crossosoma californicum Reid V. Moran 1941-2-25 611 Los Angeles At Wilson's Harbor [Emerald Bay?], north side of Catalina Island Comment
  RSA508701  Crossosoma californicum Mark Parratt 1965-1-26 642 Los Angeles Santa Catalina Island near the Isthmus area. 0 Comment
  SD69590  Crossosoma californicum Robert F. Thorne, P. Everett 1965-5-11 34632 Los Angeles Santa Catalina Island 89 Comment
  RSA599293  Croton californicus L. C. Wheeler 1945-9-20 6158 Los Angeles San Gabriel Mountains. Kinneloa (''Sycamore'') Canyon. 365 Comment
  UC66755  Croton californicus N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  UCR277230  Crypsis schoenoides R. G. Swinney 2010-10-5 13971 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA0087231  Cryptantha R. G. Swinney 2010-5-11 12673 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
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Feb 18 2020
  RSA772100  Cryptantha barbigera R. G. Swinney 2009-5-20 10853 -A Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA229026  Cryptantha circumscissa R. F. Thorne 1971-6-30 40749 Los Angeles Pacifico Mountain 1951 Comment
  RSA0094689  Cryptantha clevelandii E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA0042498  Cryptantha decipiens Ed Kentner, Onkar Singh 2014-4-4 367 Los Angeles Western Mojave Desert, approx. 3.3 km northeast of Valyermo along Bob's Gap Road approx. 1.6 km southeast of the aqueduct 1126 Comment
  UCR187144  Cryptantha decipiens A. C. Sanders 2006-5-16 32313 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA0002016  Cryptantha fulvocanescens var. fulvocanescens Anonymous s.n. Los Angeles Botanical Garden, UC Los Angeles Comment
  RSA599787  Cryptantha intermedia Steve Boyd, Lauren Raz 1997-3-25 9280 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  SBBG63825  Cryptantha intermedia R. Hoffmann 1928-7-7 Los Angeles near Lang Comment
  SFV15332  Cryptantha intermedia J. C. Dittes, D. Stolp 1990-3-10 40 Los Angeles San Gabriel Mountains Riverbed of Big Tujunga River, 1 mile upstream of the flood control reservoir. 732 Comment
  RSA526158  Cryptantha intermedia Steve Boyd, Tim Ross 1990-4-6 4152 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  UC1587206  Cryptantha intermedia Tim Ross 1991-5-23 5490 Los Angeles lower Tota Canyon, middle of island, e escarpment San Clemente Island, Tota Canyon 67 Comment
  SD186132  Cryptantha intermedia var. johnstonii A. C. Sanders, Mark A. Elvin 2003-4-16 26039 Los Angeles Newhall Ranch, ca. 0.4 mile north of Highway 126, west of Castaic Creek and north of its confluence with the Santa Calar River, 0.6 mile south of Commerce Center Dr. along Franklin Parkway. 305 Comment
  RSA0076125  Cryptantha intermedia var. johnstonii P. H. Raven, Robert F. Thorne 1964-5-7 19035 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UCR38919  Cryptantha micrantha B. A. Prigge 1985-6-14 6403 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  UCR264738  Cryptantha micrantha var. micrantha Steve Boyd, Gary D. Wallace 2011-4-14 12315 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  RSA802341  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-7 5926 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA0034449  Cryptantha muricata L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  SEINET3259902 Image available Cryptantha muricata R. G. Swinney 2008-3-31 8596 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  UC440481  Cryptantha muricata Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topanga Canyon Santa Monica Mountains Comment
  RSA0079395  Cryptantha muricata var. jonesii F. W. Peirson 1921-7-1 2476 Los Angeles Arraster Creek, north slope of San Gabriel Mountains. 945 Comment
  SBBG63840  Cryptantha nevadensis R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR281354  Cryptantha nevadensis var. rigida R. G. Swinney 2014-4-24 16239 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCR205843  Cryptantha oxygona R. G. Swinney 2008-5-8 8814 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
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Dec 4 2012
  SD247615  Cryptantha pterocarya Ed Kentner, Onkar Singh 2014-4-4 369 Los Angeles Western Mojave Desert, approx 3.3 km northeast of Valyermo along Bob's Gap Road approx. 1.6 km southeast of the aqueduct. 1125 Comment
  UCR220277  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-4-24 10489 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA228875  Cryptantha simulans R. F. Thorne 1971-6-26 39979 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road on N slope of Occidental Peak. 1646 Comment
  RSA763747  Cryptantha simulans Orlando Mistretta, Christine Mistretta 2008-5-20 3139 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
  SD249168  Cryptantha wigginsii Emma Clohessy, Chris Orosz 2012-5-27 Los Angeles Santa Catalina Island. West-facing road cut, on road between Cherry Cove and Howland's Landing. 50 Comment
  SD249169  Cryptantha wigginsii Michael G. Simpson, Lori L. Simpson 2012-4-21 3682 Los Angeles Santa Catalina Island. West-facing road cut, on road between Cherry Cove and Howland's Landing. 50 Comment
  RSA653391  Cucurbita foetidissima A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23288 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln & Aliso Cyn watersheds. 518 Comment
  CHSC95488  Cupressus forbesii LeRoy Gross 2002-2-23 480 Los Angeles Los Angeles Basin; Verdugo Mountains Region: 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. and Beaudry Terrace. 458 Comment
  LA212024  Cuscuta Duncan Bell; Caitlin Elam, Evan Meyer 2013-6-13 5138 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  CAS-BOT-BC224492  Cuscuta californica Timothy S. Ross; Steve Boyd 1994-9-21 8284 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  HSC6389  Cuscuta californica C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  LA51396  Cuscuta californica Peter H. Raven; 1960-5-21 15401 Los Angeles Santa Monica Mountains, Cornell Corners 243 Comment
  RSA0081772  Cuscuta californica R. G. Swinney 2010-6-23 13323 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  UCR277918  Cuscuta californica Mitch Provance, Jon True 2015-6-30 615- 01 Los Angeles Western Transverse Ranges, Bouquet Canyon, 4.5 miles WNW of Newhall, S of Corner of David Way and Bouquet Canyon Rd. 431 Comment
  RSA409679  Cuscuta californica R. F. Folger 1930-1-18 s.n. Los Angeles El Segundo. Comment
  UCD126306  Cuscuta indecora var. indecora Floyd O. Colbert 1985-7-1 D 2 Los Angeles Lancaster. Comment
  CDA20721  Cuscuta subinclusa Adams, Smith (L. A. Co.) 2006-7-14 PDR 1353124 Los Angeles South Coast; L.A. County Flood Control District, San Gabriel River near Slauson Avenue, Pico Rivera Comment
  RSA788545  Cyathea cooperi John R. Clark, T. Dvorak, Charlie de la Rosa, S. Ratay, T. M. Summers 2011-6-23 1020 Los Angeles Santa Catalina Island, Twin Rocks. 218 Comment
  RSA737838  Cyclospermum leptophyllum LeRoy Gross, Pamela Conway 2008-7-26 3493 Los Angeles Along road side of Esperanza Drive, in La Verne. West of Live Oak Reservoir. 427 Comment
  RSA747389  Cyclospermum leptophyllum A. C. Sanders, T. B. Salvato 2009-5-20 36884 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. ( Hwy 19) and west of Santa Anita Ave. 66 Comment
  RSA602760  Cylindropuntia californica var. parkeri L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon. 232 Comment
  CAS-BOT-BC114634  Cyperus eragrostis Louis C. Wheeler 1933-12-24 2344 Los Angeles Sunny delta of artificial lake, San Dimas Canyon Dam, San Gabriel Mts. 411 Comment
  POM220642  Cyperus esculentus L. C. Wheeler 1932-8-9 1127 Los Angeles 2 miles SW [of] Azusa 107 Comment
  RSA365087  Cyperus esculentus Robert Gustafson 1981-7-15 2346 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA0088415  Cyperus involucratus R. G. Swinney 2010-2-27 11754 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UC1564  Cyperus laevigatus A. J. McClatchie 1890-12-1 22 Los Angeles near Pasadena Comment
  POM1344  Cyperus niger var. capitatus I. M. Johnston 1916-11-21 s.n. Los Angeles Claremont. Comment
  RSA365132  Cyperus squarrosus V. V. Giles 1936-7-5 s.n. Los Angeles Crystal Lake Comment
  JEPS35191  Cystopteris fragilis J. A. Ewan 1932-6-16 7275 Los Angeles Tujunga Creek; San Gabriel Mts 1233 Comment
  RSA13826  Datisca glomerata Victor Duran 1933-7-11 3518 Los Angeles Sulphur Spring, San Gabriel Mts. 1524 Comment
  RSA421877  Datura wrightii D. S. Krause 1939-07 s.n. Los Angeles Hillsides above La Canada Comment
  RSA660761  Datura wrightii J. Doughty 1985-5-19 136 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  SD90393  Deinandra clementina Robert F. Thorne 1966-4-16 36025 Los Angeles San Clemente Island; rocky slope above Wilson Cove, northeast end of island. 60 Comment
  SBBG105379  Deinandra fasciculata H. L. Ferguson 1979-6-12 4 Los Angeles San Clemente Island 215 Comment
  SD52901  Deinandra fasciculata Peter H. Raven 1962-7-10 17963 Los Angeles San Clemente Island; summit of island above Wilson Cove. 135 Comment
  UC34681  Deinandra fasciculata H. M. Hall 1902-5-12 3289 Los Angeles near Los Angeles; Howard Summit Comment
  UC1293707  Deinandra kelloggii P. C. Everett and E. K. Balls 1959-5-22 23799 Los Angeles Lancaster, Gorman 914 Comment
  CAS-BOT-BC294069  Deinandra kelloggii Louis C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd. at Eaton Wash, Pasadena 213 Comment
  CAS-BOT-BC131010  Deinandra minthornii John Thomas Howell 1977-3-7 52314 Los Angeles Summit of Santa Susana Pass, Ventura - Los Angeles Co. line 487 Comment
  SD134521  Deinandra minthornii Craig Reiser 1988-9-1 Los Angeles Hummingbird Creek near Simi Valley Comment
  RSA604721  Delphinium cardinale Louis C. Wheeler 1931-6-3 S 36 Los Angeles Claremont. 381 Comment
  SEINET8686964  Delphinium cardinale G. B. Grant 1904-6-17 276 Los Angeles Pasadena. Comment
  RSA0029747  Delphinium glaucum Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0133 Los Angeles Lily Spring, Approx. 0.5 mi northwest of Mt. Hawkins 2459 Comment
  RSA0080719  Delphinium parishii R. G. Swinney 2010-5-12 12758 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA68785  Delphinium parishii F. W. Peirson 1932-4-17 9854 Los Angeles Below the Lovejoy Dam, Lovejoy Buttes, Mojave Desert. 762 Comment
  RSA162755  Delphinium parishii subsp. parishii J. D. Olmsted 1958-4-26 118 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of LA Co. 366 Comment
  UCR160086  Delphinium parishii subsp. parishii L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Campground vicinity, Devil's Canyon 1220 Comment
  UCSB49071  Delphinium parryi Lestak, Leanne 1978-4-1 Los Angeles Heading south on Kanan Road, turn right on Triunfo Canyon Road; About 2 miles down road on south side of road; 20 ft. off road 297 Comment
  CAS-BOT-BC116386  Delphinium patens subsp. montanum Wesley O. Griesel 1962-5-12 S. N. Los Angeles San Gabriel Mts. n trail from Charleton Flats to Chilas Camp. 1524 Comment
  UC906471  Delphinium patens subsp. montanum J. Ewan 1932-6-16 7265 Los Angeles creek at Barley Flats Trail Crossing; San Gabriel Mts., Tujunga Creek 1233 Comment
  RSA535275  Delphinium variegatum subsp. thornei Tim S. Ross, Mistretta, Hammitt 1991-5-20 5312 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons, area burned within previous two years; upper E fork of Box canyon 477 Comment
  RSA433226  Dendromecon rigida F. R. Fosberg 1930-2-12 S 4207 Los Angeles Mint Canyon, San Gabriel Mts. 750 Comment
  UCR213382  Descurainia pinnata Dan S. Cooper 2010-3-29 20100312- 18 A Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA651376  Descurainia pinnata Charles D. Dunn 1972-4-2 s.n. Los Angeles Palmdale. 975 Comment
  RSA696063  Descurainia pinnata Keith E. Hoffmaster 1927-3-6 s.n. Los Angeles Near Buena park, near Rivera. Comment
  RSA507521  Descurainia pinnata subsp. halictorum L. C. Wheeler 1967-5-12 9463 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA187726  Descurainia pinnata subsp. menziesii R. F. Thorne 1966-4-5 35811 Los Angeles Santa Catalina Island: Middle Ranch Canyon below Stage Station SW of Eagles Nest 76 Comment
  POM148897  Dicentra chrysantha C. F. Baker 1903-8-2 3459 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  SD211607  Dicentra chrysantha Scott D. White, Justin M. Wood 2008-10-7 12548 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, between Bear Creek and Rincon Red Box Road. (Azusa) 548 Comment
  RSA433534  Dicentra chrysantha Robin S. Collins 1973-5-28 312 Los Angeles Angeles National Forest, San Gabriel Mtns: Trail Canyon. 2-2.5 mi into canyon from start of pack trail 793 Comment
  RSA66259  Dicentra chrysantha F. W. Peirson 1918-7-7 56 Los Angeles San Antonio Canyon Comment
  CAS-BOT-BC209178  Dichanthelium acuminatum subsp. acuminatum H. E. Hasse 1901-7-1 s.n. Los Angeles Cienega, below head of west fork San Gabriel Canyon Comment
  RSA177694  Dichelostemma capitatum subsp. capitatum Robert F. Thorne, Percy C. Everett 1965-5-12 34628 Los Angeles Bulrush Canyon, Santa Catalina Island 244 Comment
  RSA233598  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1970-3-6 39402 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  UCR13459  Dichelostemma capitatum subsp. capitatum 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
  POM169658  Dichelostemma capitatum subsp. capitatum Minnie Reed 1896-4-2 s.n. Los Angeles Pomona. Comment
  POM292882  Dichondra occidentalis Lyman Benson 1953-5-2 15107 Los Angeles Catalina Island. North face of Swain Canyon, Whites Landing 366 Comment
  CAS-BOT-BC208976  Digitaria ischaemum Geo. B. Grant 1906-8-9 7158 Los Angeles Pasadena Comment
  RSA600885  Digitaria ischaemum L. C. Wheeler 1945-10-30 6163 Los Angeles San Gabriel Mountains. Kinneloa Canyon. 365 Comment
  RSA752344  Digitaria ischaemum Justin M. Wood 2009-7-25 1161 Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  CAS-BOT-BC153053  Diplacus fremontii Ernest Braunton 1904-5-1 913 Los Angeles Glendale to Burbank Comment
  SBBG98600  Diplacus johnstonii T. Ross, S. Boyd 1990-6-6 2879 Los Angeles Piru Ponds, SW end of pond 644 Comment
  SBBG17311  Diplacus longiflorus K. A. Wilson 1961-3-1 881 Los Angeles Mulholland Hwy about 1 mi W of Las Virgenes Hwy Comment
  SD51892  Diplacus parviflorus Peter H. Raven 1962-5-10 17731 Los Angeles San Clemente Island; Horse Canyon, the large canyon west of Thirst 274 Comment
  CAS-BOT-BC150853  Diplacus puniceus Peter H. Raven 1962-5-20 17774 Los Angeles Santa Catalina Island: Avalon Canyon about 1 mile south of Avalon Comment
  RSA0115973  Diplotaxis muralis Geo L. Moxley 1917-3-1 527 Los Angeles W 57th street near Budlong, in Parkway between sidewalk and curb Comment
  UCR206971  Diplotaxis tenuifolia Lorraine Weller 2009-9-1 s.n. Los Angeles South Coast, Santa Monica, community garden in 2300 block of Main St. between Strand St. and Hollister Ave. 10 Comment
  RSA747399  Distichlis spicata R. G. Swinney 2008-6-9 8949 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA585330  Dithyrea californica Timothy S. Ross 1991-4-27 4689 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles., Then rejoining it NW of Three Sisters. 944 Comment
  SBBG39421  Dodecatheon clevelandii subsp. insulare E. R. Blakley 1963-4-7 5504 Los Angeles N slope of ridge between Little Harbor and Cottonwood Cyn 45 Comment
  CAS-BOT-BC159710  Drymocallis cuneifolia var. ewanii R. F. Thorne; M. Z. Thorne 1969-7-10 38365 Los Angeles Near Lodgepole Picnic Ground, c. 1 1/2 miles SE of Dawson Saddle along Angeles Crest Hwy. - Angeles National Forest, San Gabriel Mts. 2316 Comment
  SBBG13146  Dryopteris arguta E. R. Blakley 1962-10-6 5469 Los Angeles Pebbly Beach Cyn 91 Comment
  CAS-BOT-BC67939  Dryopteris arguta Tim Ross; Orlando Mistretta 1993-5-27 7337 Los Angeles W end of San Gabriel Mtns: Wilson Canyon, San Fernando 7.5' USGS quadrangle. 621 Comment
  CAS-BOT-BC67947  Dryopteris arguta Henry J. Thompson; Peter H. Raven 1959-10-31 14726 Los Angeles Santa Monica Mountains - Mandeville Canyon 5.0 miles north of Sunset Boulevard 274 Comment
  SD82130  Dryopteris arguta L. H. Cook Unknown Los Angeles Arroyo Seco Canyon, near Pasadena Comment
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Jul 10 2010
  UCD101943  Dudleya Anju K. Riar 1992-5-23 5 Los Angeles Mt. Baldy. 914 Comment
  RSA720613  Dudleya cymosa subsp. ovatifolia Naomi Fraga, Janell Cassianni, Ryan Gilmore 2006-7-25 1733 Los Angeles Malibu Canyon, small side drainage just south of Malibu Canyon tunnel. 259 Comment
  RSA222878  Dudleya cymosa subsp. pumila Gerald L. Benny, Colin M. Wainwright 1971-5-24 488 Los Angeles Day Canyon, San Bernardino National Forest. [See attached map on specimen label] 1098 Comment
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Nov 23 2013
  RSA605860  Dudleya densiflora L. C. Wheeler 1932-6-26 87 - Los Angeles San Gabriel Canyon 335 Comment
  UC1015411  Dudleya hassei Reid Moran 1941-2-28 659 Los Angeles Wilsons Cove Santa Catalina Island Comment
  POM50303  Dudleya lanceolata L. R. Abrams 1901-06 1864 Los Angeles Ballona Harbor, Comment
  RSA0110505  Dudleya lanceolata R. G. Swinney 2010-6-1 13141 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
  RSA733555  Dudleya lanceolata R. G. Swinney 1998-8-21 6779 Los Angeles Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle. 1073 Comment
  RSA631348  Dudleya lanceolata L. C. Wheeler 1967-7-6 9937 Los Angeles San Gabriel Canyon. 274 Comment
  RSA657972  Dudleya lanceolata Christopher Vellema 2001-1-19 107 Los Angeles South side, city of Glendale, Pomeroy Canyon. Along side fire road next to creek. 341 Comment
  RSA681149  Dudleya lanceolata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1032 Los Angeles South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  RSA397765  Dudleya virens subsp. hassei M. B. Dunkle 1931-4-22 2467 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  SBBG31082  Dysphania ambrosioides R. F. Thorne 1966-9-15 36680 Los Angeles above Parson's Landing 76 Comment
  UC1971395  Dysphania botrys Louis C. Wheeler 1946-8-27 6250 Los Angeles SAN GABRIEL MOUNTAINS: Angeles Forest Highway opposite junction of Mill Creek & Big Tujunga Canyon. Comment
  IRVC28764  Echinochloa colona A. C. Sanders, Mark Elvin 2002-8-7 25556 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  RSA0008144  Echinochloa crus-galli P. H. Raven, H. J. Thompson 1959-9-6 14404 Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  UCR205673  Eclipta prostrata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36977 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 89 Comment
  CAS-BOT-BC208538  Ehrharta calycina Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6949 Los Angeles W end of island beyond the isthmus, on main east-west ridgetop ca 615 m E of Granite Triangulation Point and 620 m WNW of Oak Triang. Pt., Santa Catalina West USGS 7.5', Santa Catalina Island 487 Comment
  RSA0045496  Ehrharta calycina Wendy Boes 2009-3-26 2009 -053 Los Angeles San Gabriel Mountains; Johnstone Peak Spur, Forest Service Raod 1N17. 822 Comment
  SBBG92127  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles El Segundo Dunes immediately W of Los Angeles InterNat Airport and Pershing Drive 30 Comment
  UCR271829  Eleocharis macrostachya R. G. Swinney 2011-6-23 15297 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA608865  Eleocharis parishii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  SBBG57104  Eleusine indica M. N. Ackley -Aug-1929 Los Angeles Cloverdale Street, Los Angeles 91 Comment
  UCR192868  Elymus glaucus R. G. Swinney 1998-7-6 6294 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.9 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  POM1309  Elymus glaucus subsp. glaucus I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Mountians, Evey Canyon. 915 Comment
  RSA86747  Elymus glaucus subsp. glaucus F. W. Peirson 1924-5-27 4632 Los Angeles Tujunga Canyon west end of San Gabriel Mountains. 793 Comment
  SD260253  Emmenanthe penduliflora R. G. Swinney 2010-5-19 12829 Los Angeles San Gabriel Mountains/Western Mojave Desert Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just W of Angeles Nat. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 mi. due W of Mt Emma Rd. 1335 Comment
  UC1871131  Emmenanthe penduliflora T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4808 Los Angeles Transverse Ranges; Liebre Mountains region; Parker Mountain and ridge to 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
  RSA213388  Emmenanthe penduliflora M. B. Dunkle, Bonnie C. Templeton 1939-4-6 7302 Los Angeles Mosquito Harbor. San Clemente Island Comment
  RSA653850  Emmenanthe penduliflora var. penduliflora Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 759 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. 488 Comment
  NY168335  Encelia actoni A. D. E. Elmer 06 1902 3724 Los Angeles Acton Comment
  CAS-BOT-BC131196  Encelia californica Ernest Braunton 1902-5-1 288 Los Angeles Redondo Comment
  SBBG128270  Encelia californica D. Kasang, S. Lawrence-Gomez, A. Cheung, M. Zou, S. Ratay 2011-7-1 4 Los Angeles Deer Valley Trail 4 Comment
  UC472317  Encelia californica Crawford and Hiatt 1916-3-28 575 Los Angeles Santa Monica Mts Santa Monica Mts (hillsides) Comment
  UCR260148  Encelia farinosa R. G. Swinney 2010-2-27 11770 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA478365  Endolepis covillei Anstruther Davidson 1892-7-4 s.n. Los Angeles Lancaster. Comment
  RSA585467  Ephedra nevadensis T. S. Ross, Steve Boyd 1990-5-29 2678 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd., then S of the road 1143 Comment
  UC1871342  Ephedra nevadensis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5002 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCD133256  Ephedra viridis Stephen Mason 1995-5-14 65 Los Angeles Vallyermo, Big Rock Creek Rd., just past Sycamore Flat Campground, northern edge of Transverse Range. 1066 Comment
  RSA774083  Epilobium brachycarpum R. G. Swinney 2009-7-22 11363 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC166187  Epilobium canum subsp. canum F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Cahuenga Pass, near Los Angeles Comment
  RSA588405  Epilobium canum subsp. canum Ora M. Clark 1928-10-21 1216 Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA588517  Epilobium canum subsp. latifolium Bonnie C. Templeton 1932-8-21 s.n. Los Angeles Mt. Baldy 3049 Comment
  POM308914  Epilobium ciliatum subsp. ciliatum Kay H. Beach 1943-8-24 1900 Los Angeles Tankbark Creek near Cottage of U.S. Forest Dept. San Dimas Experimental Forest. Comment
  RSA588155  Epilobium ciliatum subsp. ciliatum Orlando Mistretta 1994-5-23 1242 Los Angeles Little Rock Creek. Just N of jct. of Forest Road 4N15 and 4N04.3. 1220 Comment
  SFV21051  Epilobium ciliatum subsp. ciliatum L. Gross 2001-6-6 429 Los Angeles Verdugo Mountains North side of mountains. Hostetter Mountain Way, off of La Tuna Canyon Road. Near a seep just along dirt fire road on north-facing slope. 671 Comment
  RSA733590  Epipactis gigantea Richard G. Swinney 1998-7-24 6558 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  CAS-BOT-BC57751  Equisetum telmateia J. Ewan 1931-10-24 5280 Los Angeles 1/2 mi. below Seminole Hot Springs, Santa Monica Mts. Comment
  LA94035  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-3-20 1754 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1 mi from mouth of canyon. 91 Comment
  POM182354  Equisetum telmateia var. braunii F. G. Floyd 1931-5-5 s.n. Los Angeles A few sterile stalks by the stream. Big Santa Anita Canyon. San Gabriel Mts. Angeles National Forest. Comment
  RSA612921  Equisetum telmateia var. braunii L. C. Wheeler 1932-8-28 1304 Los Angeles Puddingstone Canyon, San Jose Hills S San Dimas. 243 Comment
  RSA161118  Eragrostis cilianensis P. H. Raven 1961-9-24 16751 Los Angeles Bouquet Reservoir at east end 915 Comment
  RSA0084996  Eremogone macradenia var. arcuifolia George R. Johnstone 1930-6-22 s.n. Los Angeles Soledad Canyon near Ravenna. 762 Comment
  CAS-BOT-BC162975  Eremothera boothii subsp. decorticans E. R. Blakley 1958-5-9 B- 2272 Los Angeles Hills two miles east of Gorman and north of State Hwy. 138. 1097 Comment
  UCR190381  Eriastrum R. G. Swinney 2001-6-2 7964 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, plateau on east side of Cruthers Creek, 1.3 mi. south of Devils Punchbowl Rd. 1402 Comment
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May 3 2012
  SEINET7066999  Eriastrum densifolium subsp. elongatum J. L. Crane, Payam M. Fallah 2003-7-9 Mar- 77 Los Angeles Along the Angeles Crest highway (Route 2). San Gabriel Mountains. Coordinate datum: NAD27. UTM Zone 11, 431889mE, 3803999mN. Comment
  CATA1613  Eriastrum filifolium Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2883 Los Angeles Santa Catalina Island: Ridge to Whitley's Peak 384 Comment
  JEPS116987  Eriastrum sapphirinum David Gowen 2008-6-20 957 Los Angeles Along dirt road heading north from Plum Canyon Road. 613 Comment
  SBBG118934  Eriastrum sapphirinum S. D. White with P. De Vries 2004-6-14 10502 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
  UC625596  Eriastrum sapphirinum Annie M. Alexander 1939-6-26 849 Los Angeles w Victorville Comment
  RSA781011  Eriastrum sapphirinum subsp. ambiguum R. G. Swinney 2009-5-13 10771 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills. 1122 Comment
  RSA0122862  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1998-7-6 6274 Los Angeles San Gabriel Mtns.: Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  CAS-BOT-BC514973  Eriastrum sapphirinum subsp. dasyanthum Nora Pettibone; Frank W. Hubby 1895-6-29 s.n. Los Angeles Echo Mountain 1219 Comment
  RSA0121819  Eriastrum sapphirinum subsp. dasyanthum Geo L. Moxley 1913-8-31 183 Los Angeles Mt. Wilson. Comment
  SD257254  Erica melanthera Jack Pepper 1953-2-10 Los Angeles Pierce College. Comment
  POM70001  Ericameria cooperi Marcus E. Jones 1925-5-4 s.n. Los Angeles Near Lancaster Comment
  POM359339  Ericameria cuneata var. cuneata L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  CAS-BOT-BC298896  Ericameria nauseosa var. bernardina Tim Ross 1990-8-17 3160 Los Angeles San Gabriel Mts: road crossing of the drainage just below Icy Springs, in upper Big Rock Creek 1737 Comment
  OBI44992  Ericameria nauseosa var. hololeuca David J. Keil 1976-12-12 11895 Los Angeles ca. 5 mi W of San Bernardino County line along Calif rte 138. 1128 Comment
  SD28141  Ericameria nauseosa var. mohavensis Carl B. Wolf 1931-10-23 2942 Los Angeles San Gabriel Mountains, Swartout Valley, 1 mile east of Wrightwood Lodge. 1830 Comment
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Jul 4 2013
  UC203162  Ericameria nauseosa var. oreophila H. M. Hall 1917-10-26 10575 Los Angeles Lancaster 716 Comment
  JEPS19468  Ericameria palmeri var. pachylepis Peter H. Raven 1957-9-21 11340 Los Angeles near hill at nw end U.C.L.A. Campus Comment
  SBBG128413  Ericameria palmeri var. pachylepis M. L. Hoefs, S. A. Junak, J. Takara, K. Kirkland 1995-11-10 2554 Los Angeles lower rd to Empire Landing, toward beach 24 Comment
  CAS-BOT-BC131655  Ericameria parishii var. parishii C. W. Sharsmith 1938-8-30 3867 A Los Angeles South slopes between Barley Flats and Red Box Divide, San Gabriel Mountains 1158 Comment
  CAS-BOT-BC293124  Ericameria pinifolia Tim Ross 1992-7-17 6723 Los Angeles San Gabriel Mtns: ca 300 m W of the summit of Condor Peak 1588 Comment
  POM359458  Ericameria pinifolia Geo. L. Moxley 1915-7-5 372 Los Angeles Arroyo Seco, Pasadena. Comment
  RSA517168  Ericameria pinifolia Timothy S. Ross, Orlando Mistretta 1990-10-9 3266 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest. 1457 Comment
  UC1118875  Ericameria pinifolia Jerome S. Horton 1936-10-14 416 Los Angeles San Dimas Lookout San Dimas Experimental Forest, Pomona Quad. 914 Comment
  UC896253  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles near Azusa Comment
  UCR95537  Ericameria pinifolia L. C. Wheeler 1967-5-2 9256 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  RSA134725  Erigeron foliosus E. K. Balls, Percy C. Everett 1959-6-29 23864 Los Angeles Stokes Canyon. 1 mi. NE of Entrance. 244 Comment
  CAS-BOT-BC296169  Erigeron foliosus var. foliosus F. Grinnell Jr. 1910-6-23 s.n. Los Angeles Strawberry Ridge, San Gabriel Mts. 1676 Comment
  UC63358  Erigeron foliosus var. foliosus Ernest Braunton 1912-7-1 539 Los Angeles Griffith Park Comment
  CAS-BOT-BC296189  Erigeron foliosus var. foliosus Geo. L. Moxley 1914-6-20 s.n. Los Angeles Annandale Comment
  RSA585416  Erigeron foliosus var. foliosus Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-5-29 2685 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd., then S of the road. 1143 Comment
  SFV3882  Erigeron foliosus var. foliosus R. L. Armacost 1959-6-3 1171 Los Angeles Santa Monica Mountains Mulholland Drive. Comment
  UCR273202  Erigeron sumatrensis R. G. Swinney 2011-10-25 15888 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  RSA180095  Eriodictyon crassifolium var. nigrescens Wandalee Thompson 1965-6-15 s.n. Los Angeles Pine Canyon. 1067 Comment
  CAS-BOT-BC188089  Eriodictyon traskiae Tim Ross; Janet Takara 1993-4-23 6936 Los Angeles Bed of canyon near roadside; SW part of the island in Cape Canyon, Santa Catalina Island 243 Comment
  UC1234583  Eriodictyon traskiae Peter H. Raven 1962-5-20 17787 Los Angeles on Airport Road above Whites Landing; Santa Catalina Island, above Whites Landing 426 Comment
  RSA508719  Eriodictyon trichocalyx var. trichocalyx Barry Burnell 1969-5-22 137 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  RSA773974  Eriogonum R. G. Swinney 2009-7-29 11421 Los Angeles Pacifico Mountain summit. 2134 Comment
  RSA792632  Eriogonum Robert F. Thorne, M. Z. Thorne 1969-7-10 38445 Los Angeles C. 1 mile west of Wrightweed. 1951 Comment
  UCR127671  Eriogonum angulosum Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3007 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  UCR280543  Eriogonum angulosum R. G. Swinney 2014-4-10 16035 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  IRVC28799  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2003-8-7 27172 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  RSA608832  Eriogonum baileyi var. baileyi Louis C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  SD178198  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2002-6-20 25253 Los Angeles Northeast 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. 289 Comment
  UCR118538  Eriogonum baileyi var. baileyi David Charlton, Robb Fishman 1990-8-30 3905 Los Angeles Western Mojave Desert, NE Palmdale, corner of Ave 'P' and Sierra Hwy 793 Comment
  RSA226038  Eriogonum brachyanthum Robert F. Thorne, C. W. Tilforth 1971-6-29 40685 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Mountains, ca. 1.5 mi E of junction of Aliso Creek wash and Santa Clara River, in Aliso Canyon 854 Comment
  POM201731  Eriogonum cinereum Louis C. Wheeler 1931-11-11 343 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  SEINET6332075  Eriogonum cinereum Noel H. Holmgren, James L. Reveal 1966-5-31 2616 Los Angeles California 1, about 10 miles west of Malibu Comment
  RSA165688  Eriogonum cithariforme var. agninum Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mt. 1677 Comment
  UC1584048  Eriogonum davidsonii Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4013 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Tujunga Ranger District, Angeles Nati Comment
  UCR206433  Eriogonum davidsonii R. G. Swinney 2008-6-10 8981 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
  CAS-BOT-BC242752  Eriogonum davidsonii James L. Reveal; C. Rose Broome 1987-6-26 6579 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at Blue Ridge Summit, 2 miles west of Big Pines 2247 Comment
  RSA393177  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5488 Los Angeles Crystal Lake: north fork of San Gabriel Canyon. 1600 Comment
  SEINET5329018  Eriogonum davidsonii G. R. Hall s.n. Los Angeles Twartout Canon, San Antonio Mts 2134 Comment
  RSA653526  Eriogonum elongatum LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 288 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 915 Comment
  CAS-BOT-BC249769  Eriogonum elongatum var. elongatum Frank W. Peirson 1924-12-5 5385 Los Angeles Along rail at many points from here down; Little Santa Anita Trail, San Gabriel Mts. Comment
  JEPS98623  Eriogonum fasciculatum Dean Kelch 1993-6-1 Los Angeles Temescal Canyon 120 Comment
  RSA782512  Eriogonum fasciculatum Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 1 Los Angeles Angeles National Forest: Sawmill Mountain. Road 7N08 turn from Co Hwy N2, first major dirt road crossing. Comment
  RSA0091785  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-7-7 15426 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 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
  SBBG1495  Eriogonum fasciculatum var. fasciculatum H. and M. Dearing 1938-5-22 Los Angeles Decker Ranch Rd Comment
  UC849416  Eriogonum fasciculatum var. fasciculatum Ira W. Clokey, B. Templeton 1929-6-1 4578 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 250 Comment
  POM2250  Eriogonum fasciculatum var. foliolosum L. R. Abrams 1902-7-5 1559 Los Angeles Near the power house, San Gabriel Canyon. Comment
  RSA393413  Eriogonum fasciculatum var. foliolosum Edwin Kline 1928-6-22 s.n. Los Angeles San Gabriel Mountains: foothills of Mt. Wilson. Comment
  RSA754144  Eriogonum fasciculatum var. foliolosum Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1836 Los Angeles San Gabriel River near Rincon Ranger Station 450 Comment
  UC1584262  Eriogonum fasciculatum var. polifolium Tim Ross, Steve Boyd 1990-6-6 2836 Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quad., San Francisquito Canyon, Green 926 Comment
  RSA518375  Eriogonum giganteum var. giganteum A. C. Sanders 1988-5-18 7850 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  SEINET3159963  Eriogonum giganteum var. giganteum G. B. Grant 1906-9-1 443 Los Angeles at Santa Catalina Island, off southern California Comment
  CAS-BOT-BC253461  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Road north of Mulholland, Santa Monica Mts. Comment
  CHSC69827  Eriogonum gracile Bonnie C. Templeton 1939-9-6 Los Angeles Playa Del Rey 40 Comment
  RSA393241  Eriogonum gracile Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  UC6439  Eriogonum gracile Wm. H. Brewer December 1, 1860-Dec 5, 1860 20 Los Angeles sandy plain s town; Los Angeles Comment
  RSA766136  Eriogonum gracile Joseph A. Ewan 1928-8-16 1522 Los Angeles Nichols Canyon. Santa Monica Mts. 213 Comment
  IRVC26924  Eriogonum gracile var. gracile Mark A. Elvin, Kim Marsden 2003-8-8 2970 A Los Angeles Newhall Ranch, Potrero Canyon SW of the junction of Potrero Creek and the Santa Clara River Santa Clarita Valley 305 Comment
  SBBG62156  Eriogonum heermannii V. Duran 1933-8-10 3545 Los Angeles South Fk Big Rock Crk 1394 Comment
  RSA250555  Eriogonum kennedyi var. alpigenum Robert F. Thorne 1967-10-3 37296 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  UC604838  Eriogonum mohavense Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9487 Los Angeles 16 mi on the Muroc Road Lancaster Comment
  RSA729307  Eriogonum parishii R. G. Swinney 1998-7-2 6231 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA330821  Eriogonum parishii Wayne E. Sawyer 1981-7-26 115 Los Angeles San Gabriel Mountains, Angeles National Forest: California Hightway 2 between Dawson Saddle and junction with California Highway 39 2210 Comment
  RSA5495  Eriogonum plumatella Carl B. Wolf 1932-8-11 s.n. Los Angeles Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 915 Comment
  SJSU13149  Eriogonum plumatella C. W. Sharsmith 1943-9-10 4582 Los Angeles Mojave Desert near Llano Comment
  RSA0106829  Eriogonum saxatile R. G. Swinney 2011-8-5 15613 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  RSA660446  Eriogonum saxatile Orlando Mistretta 1992-6-26 626 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. Comment
  UCR256893  Eriogonum umbellatum var. minus Duncan S. Bell, Caitlin Elam 2013-8-1 5552 Los Angeles Transverse Range; San Gabriel Mountains, Sheep Mountain Wilderness, south side of Prairie Fork, Pine Mountain Ridge, above Columbine Spring 2312 Comment
  CAS-BOT-BC265008  Eriogonum wrightii var. subscaposum John Thomas Howell 1927-11-13 3199 Los Angeles 1 1/2 miles east of Elizabeth Lake on road to Willow Springs, Liebre Mts. 914 Comment
  RSA604205  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains: Summit Ross Mt. 2256 Comment
  SBBG28189  Eriogonum wrightii var. subscaposum V. Duran 1933-7-28 3540 Los Angeles Buckhorn 1981 Comment
  UC2026436  Eriogonum wrightii var. trachygonum Steve Boyd, L. Raz 1997-6-18 9985 Los Angeles LIEBRE MOUNTAINS REGION: North base of Portal Ridge along the Broad Canyon Motorway, east of the mouth of Broad Canyon, edge of the Antelope Valley. Comment
  CAS-BOT-BC297943  Eriophyllum confertiflorum L. R. Abrams; I. L. Wiggins 1931-7-6 341 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  POM357923  Eriophyllum confertiflorum F. R. Fosberg 1931-5-18 s 4908 Los Angeles Cottonwood Canyon below dam, Santa Catalina Island 100 Comment
  UCD132156  Eriophyllum confertiflorum Daryl Koutnik 1978-6-3 512 Los Angeles Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 304 Comment
  UCR155347  Eriophyllum confertiflorum A. C. Sanders 2005-5-5 29876 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  RSA0105033  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-4-26 14493 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA584138  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2980 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
  RSA233646  Eriophyllum nevinii R. F. Thorne 1970-3-6 39401 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA92389  Eriophyllum nevinii F. W. Peirson 1923-4-10 3477 Los Angeles North slopes or on sea bluffs, San Clemente Island Comment
  RSA713249  Eriophyllum pringlei LeRoy Gross 2005-5-3 2223 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  SBBG127062  Eriophyllum pringlei A. Parikh, N. Gale 2011-6-11 3450 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1188 Comment
  UCR281955  Erodium botrys R. G. Swinney 2014-5-15 16544 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA0036303  Erodium cicutarium LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6973 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA549798  Erodium cicutarium Wandalee Thompson 1964-4-22 32 Los Angeles South side of Thompson Ranch Road 20660 West Pine Canyon Road, Elizabeth Lake Road, west of Lake Hughes. 1128 Comment
  UC17087  Erodium cicutarium Jos. Burtt Davy 1901-1-25 Los Angeles Saugus Comment
  SD113961  Erodium cicutarium Darley F. Howe 1915-1 45 Los Angeles Claremont Comment
  CLARK-A1528-2958  Erodium moschatum John C. Roos 1943-3-7 2642 Los Angeles Santa Monica Comment
  POM12313  Erodium moschatum F. L. Robinson 1921-5-9 77 Los Angeles Claremont. Comment
  RSA746641  Erysimum capitatum R. G. Swinney 2008-4-11 8657 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA0034957  Erysimum capitatum L. E. Hoffman 1964-3-2 s.n. Los Angeles Piuma Rd. Santa Monica Mts. Comment
  SDSU2400  Erysimum capitatum H. Wedberg 1967-5-20 1379 Los Angeles At Pine Canyon Roadside Rest, 9 miles from Hwy 138 on the road from Gorman to Elizabeth Lake and Palmdale. Comment
  UCR200153  Erysimum capitatum var. capitatum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 797 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
  UCSB10649  Erysimum capitatum var. capitatum Lloyd, Robert 1959-3-4 Los Angeles 1/2 mile south of dam in San Dimas Canyon, stream bed on west side of San Dimas Canyon Road; San Gabriel Mt. Range; Pacific Ocean drainage area 365 Comment
  SBBG79182  Erythranthe cardinalis F. R. Fosberg 1931-5-18 4910 Los Angeles Sweetwater Cyn 160 Comment
  CAS-BOT-BC403165  Eschscholzia californica Philip A. Munz 1925-4-23 9456 Los Angeles San Gabriel Canyon 487 Comment
  CAS-BOT-BC403185  Eschscholzia californica S. B. Parish; W. F. Parish 1887-6-1 1953 Los Angeles Elizabeth Lake Comment
  RSA535512  Eschscholzia californica F. C. Boutin 1967-4-24 1719 Los Angeles San Clemente Island: E side of island, Wilson Cove. Comment
  UCSB8513  Eschscholzia californica Wedberg, H. 1957-5-9 Los Angeles Mouth of Latigo Canyon at Hwy. 101 Comment
  RSA21783  Eschscholzia californica var. crocea Carl B. Wolf 1937-5-20 8744 Los Angeles Tehachapi Mts., 1 mi. so. of Tejon Pass on Hungry Valley Road. 1280 Comment
  RSA599283  Eschscholzia californica var. peninsularis Steve Boyd, Lauren Raz 1997-3-31 9419 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  SD60406  Eschscholzia californica var. peninsularis Peter H. Raven 1962-5-22 17834 Los Angeles Santa Catalina Island; first canyon west of Lions Head Point. 52 Comment
  RSA719023  Eschscholzia minutiflora R. G. Swinney 1998-4-14 5980 Los Angeles Pi - on 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
  SD85133  Eschscholzia ramosa M. B. Dunkle 1939-4-2 7213 Los Angeles San Clemente Island; Pyramid Point. Comment
  UCR107862  Eucalyptus camaldulensis Scott D. White 1997-5-14 5140 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  RSA673618  Eucalyptus rudis LeRoy Gross 2003-1-25 685 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest 549 Comment
  IRVC27968  Eucrypta chrysanthemifolia A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26125 Los Angeles 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 Western San Gabriel Mtns. 488 Comment
  POM65285  Eucrypta chrysanthemifolia C. F. Baker 1904-4-22 4174 Los Angeles Monrovia. Comment
  CATA606  Eucrypta chrysanthemifolia var. chrysanthemifolia Mark L. Hoefs 1991-4-8 1053 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  RSA182326  Eucrypta chrysanthemifolia var. chrysanthemifolia J. D. Olmsted 1962-4-30 3406 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  SBBG96871  Eucrypta chrysanthemifolia var. chrysanthemifolia T. Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) Comment
  RSA628890  Eucrypta chrysanthemifolia var. chrysanthemifolia Louis C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 549 Comment
  SD232675  Euphorbia dendroides D. Koutnik 1996-4-20 Los Angeles San Gabiel Mtns.: foothills above Pasadena, side canyon of Eaton Wash along New York Drive, 0.25 mi. N of Sierra Madre Blvd. 299 Comment
  RSA70381  Euphorbia palmeri F. W. Peirson 1922-7-6 3184 Los Angeles Swartout Valley region. Big Pines, north side of San Gabriel Mtns. 2073 Comment
  RSA499144  Euphorbia peplus L. C. Wheeler 1936-6-30 4195 Los Angeles Wolfskill Canyon 533 Comment
  SBBG36822  Euphorbia peplus S. A. Junak 1998-3-22 SCa 503 Los Angeles W side of Avalon Cyn Rd, just N of entrance to Wrigley Botanical Garden 106 Comment
  SEINET269169  Euphorbia peplus Scott D. White 1995-3-15 2573 Los Angeles Upslope from Winter Canyon near Pepperdinee Univ. N of Pacific Coast Hwy. E of Malibu Civic Center Way. 91 Comment
  SFV21845  Euphorbia peplus J. D. Dilley 1997-3-29 152 Los Angeles Santa Monica Mountains Studio City. Beatty Dearing Trail, beginning on Mulholland Drive, 0.5 miles west of Laurel Canyon. 245 Comment
  UC1587649  Euphorbia peplus Tim Ross 1991-4-21 4563 Los Angeles head of Turnbull Canyon Whittier Hills (Puente Hills, pro parte) (Skyline Drive) 353 Comment
  UC519937  Euphorbia peplus Joseph Andorfer Ewan 1932-2-20 7022 Los Angeles Mandeville Canyon Santa Monica Mts. (near Administration Bldg) Comment
  SBBG133111  Euphorbia serpillifolia B. C. Templeton 1967-7-18 10086 Los Angeles Little Tujunga Cyn at Marek Cyn 381 Comment
  UCR206490  Euphorbia serpillifolia A. C. Sanders, T. B. Salvato 2009-5-20 36887 Los Angeles San Gabriel Valley, near Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCR273914  Euphorbia serpillifolia Steven A. Junak 2000-10-12 SCa- 1414 Los Angeles California Islands, Santa Catalina Island. Middle Canyon, along north side of Thompson Reservoir, northwest side of reservoir 204 Comment
  UCSC000451  Euphorbia serpillifolia I. J. Condit 2008-7-27 s.n. Los Angeles near Bodger Seed Farm Bodger Seed Farm - Gardena Comment
  RSA127795  Euthamia occidentalis Peter H. Raven, H. J. Thompson 1959-9-6 s.n. Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  SEINET2473476 Image available Festuca myuros Richard G. Swinney 2009-4-24 10476 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 960 Comment
  UCR126248  Festuca octoflora A. C. Sanders 2003-3-14 25781 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR270225  Festuca octoflora R. G. Swinney 2011-4-1 14300 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCSB411  Festuca perennis Albright, S. 1957-5-24 Los Angeles UCLA campus; near Medical Center 76 Comment
  CAS-BOT-BC77681  Ficus carica Scott D. White 1997-5-7 5049 Los Angeles Below San Gabriel Mts. SW of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  UCR273276  Ficus carica R. G. Swinney 2011-10-25 15858 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  RSA609264  Filago californica L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek off West Fork San Gabriel River. 655 Comment
  UCR255784  Filago californica R. G. Swinney 2010-4-20 12298 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA650270  Foeniculum vulgare A. E. Hersh 1950-7-25 s.n. Los Angeles Locale- dry vacant lot, Washington Blvd. and Sawtelle, Culver City 30 Comment
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Dec 9 2013
  RSA608604  Foeniculum vulgare L. C. Wheeler 1974-5-13 s.n. Los Angeles Pasadena: Prebles, 115 E. Glenarm. Comment
  JEPS42932  Forestiera pubescens Frank W. Peirson 1919-6-13 483 Los Angeles Rock Creek; San Gabriel Mountains 1295 Comment
  SBBG58516  Forestiera pubescens S. W. Hutchinson 1929-3-8 654 Los Angeles Bouquet Cyn 914 Comment
  OBI70406  Forestiera pubescens David J. Keil 1992-4-24 s.n. Los Angeles Outskirts of Lancaster along Ave 1 700 Comment
  CAS-BOT-BC52553  Frangula californica subsp. californica Carl B. Wolf 1928-3-29 1593 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic 396 Comment
  CAS-BOT-BC52559  Frangula californica subsp. californica Alice Eastwood 1919-5-29 8954 Los Angeles San Gabriel Canyon Comment
  SD114270  Frangula californica subsp. californica Darley F. Howe no date 8 Los Angeles Claremont Comment
  SD253535  Frangula californica subsp. californica R. G. Swinney 2011-5-31 14903 Los Angeles San Gabriel Mountains; Monte Cristo Creek, 0.1-0.4 mile northeasst of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  OBI34887  Frankenia salina David J. Keil 1983-8-23 17884 Los Angeles Huntington harbor at Bolsa Chica Ecological Reserve Comment
  CAS-BOT-BC223420  Fraxinus dipetala K. Kneen 1933-4-12 s.n. Los Angeles Topanga - 6 mi. from ocean on main highway Comment
  RSA464920  Fraxinus dipetala Albert J. Perkins 1918-4-20 s.n. Los Angeles Near Williams Camp; San Gabriel River Comment
  RSA0048451  Fraxinus dipetala Elwood Fordham 1951-4-21 s.n. Los Angeles Topanga, 350 feet up Canyon trail from Junction Topanga Highway 6.2 mi. from ocean. 274 Comment
  RSA0105216  Fraxinus uhdei R. G. Swinney 2011-10-27 15929 Los Angeles San Gabriel Mountains: 0.3 miles east (downstream) from entrance gate of Cogswell Dam along FS Route 2N25, West Fork Natl. Scenic Bikeway. 646 Comment
  RSA5836  Fraxinus velutina var. coriacea B. D. Stark 1932-11-23 4370 Los Angeles Lobo Canyon, Santa Monica Mts (Lobo Canyon is a fork of Triunfo Canyon). 274 Comment
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Apr 29 2014
  CAS-BOT-BC212393  Fremontodendron californicum Victor Duran 1933-7-11 3510 a Los Angeles Sulphur Springs, San Gabriel Mts. 1600 Comment
  UCR137735  Fremontodendron californicum subsp. californicum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Spring c. 2/3 mi. east of Juniper Bowl, Juniper Hills 1159 Comment
  RSA706911  Fritillaria biflora Gary D. Wallace 1985-3-3 2187 Los Angeles Near Ventura-Los Angeles county line, 1/4 mi. E of junction of Pacific View Dr. and Deer Creek Rd. 463 Comment
  SEINET12045026  Fritillaria biflora L. C. Wheeler 1932-1 453 Los Angeles near mouth San Dimas Canyon, San Gabriel Mts 427 Comment
  LA22123  Fritillaria biflora var. biflora Louis C. Wheeler; 1932-3-6 453 Los Angeles San Gabriel Mountains, San Dimas Canyon, near mouth of canyon 426 Comment
  LA29020  Fritillaria biflora var. biflora Mary V. Hood; 1940-3-8 40 13 k* a,b Los Angeles 335 Comment
  POM175432  Fritillaria pinetorum Joseph A. Ewan 1930-6-24 2676 Los Angeles N slope Mt Islip, San Gabriel Mountains 2287 Comment
  SD253513  Fumaria officinalis R. G. Swinney 2010-3-16 11956 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing within 50 m on north and south sides of I-210. 328 Comment
  UCR259913  Fumaria officinalis R. G. Swinney 2010-3-16 11956 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  RSA661188  Funastrum cynanchoides var. hartwegii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 394 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  UCR86549  Galium andrewsii subsp. andrewsii T. S. Ross 1991-9-2 5906 Los Angeles Western Transverse Range; Santa Monica Mtns., near Mulholland Hwy junction with Yerba Buena Rd 473 Comment
  UC1143114  Galium andrewsii subsp. intermedium A. D. Gifford 1935-4-10 557 Los Angeles 7 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  IRVC29639  Galium angustifolium A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26208 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  RSA529194  Galium angustifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5659 -B Los Angeles Granite Mountain: San Gabriel Mountain Range. 1951 Comment
  RSA0094360  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-5-31 14902 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA562553  Galium angustifolium subsp. angustifolium Steve D. Boyd, Orlando Mistretta 1993-5-11 8128 Los Angeles North of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon. 488 Comment
  RSA596044  Galium angustifolium subsp. angustifolium Tim S. Ross, J. Mark Porter 1995-5-4 8412 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA0031454  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-23 2529 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 61 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1143 Comment
  RSA747364  Galium angustifolium subsp. nudicaule Orlando Mistretta 1994-7-12 1404 Los Angeles Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. 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
  SBBG96974  Galium catalinense subsp. acrispum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4326 C Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  RSA678129  Galium grande Valerie L. Soza, Monica Acosta 2001-6-20 1298 Los Angeles North of Mt. Bliss, along Van Tassel Truck Trail (FS Road 1N36), 0.15 mile north of junction with Van Tassel Ridge Road (FS Road 1N36A). 1067 Comment
  UC2029951  Galium grande V. Soza, Monica Acosta 2001-6-20 1299 a Los Angeles Transverse Ranges, San Gabriel Mountains region: Above Cold Springs Canyon, east of White Saddle, along Silver Fish Road (FS Road 1N29), ca. 1.54 miles east of junction with Van Tassel Truck Trail (FS Road 1N36). Comment
  JEPS85800  Galium johnstonii Roy E. Buck 1989-6-23 1346 Los Angeles lowermost ne-facing slope of canyon San Gabriel Mountains, canyon of upper Big Rock Creek (ca 0.1 km nnw of Icy Springs, 26 air km nne of Glendora, just e of ruins of old stone house) 1737 Comment
  RSA87111  Galium johnstonii F. W. Peirson 1922-7-5 3159 Los Angeles Elevation north of Big Pines called La Montaine 2226 Comment
  CATA1293  Galium nuttallii subsp. insulare Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2382 Los Angeles Santa Catalina Island: Road to Black Jack campground from Airport road 451 Comment
  POM157983  Galium nuttallii subsp. insulare M. B. Dunkle 1928-3-17 1746 Los Angeles Santa Catalina Island, Johnson's Canyon 30 Comment
  LA33612  Galium nuttallii subsp. nuttallii Peter H. Raven; 1959-4-4 13951 Los Angeles 15 Comment
  RSA654222  Galium parisiense Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 946 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  RSA0115411  Galium porrigens R. G. Swinney 2010-10-5 13995 Los Angeles San Gabriel Mountains; east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UCR253390  Galium porrigens R. G. Swinney 2010-6-21 13267 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  UC1518674  Galvezia speciosa Robert F. Thorne 1973-4-11 42836 Los Angeles San Clemente Island 274 Comment
  RSA650904  Gambelia speciosa Reid V. Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22684 Los Angeles San Clemente Island: west fork of Red Rock Canyon. 280 Comment
  RSA601123  Gamochaeta pensylvanica L. C. Wheeler 1967-6-26 9889 Los Angeles Elsmere Canyon. 441 Comment
  UC1870143  Gamochaeta pensylvanica LeRoy Gross, Valerie Soza 2003-5-15 898 a Los Angeles Transverse Ranges; Verdugo Mountains region: NW side of mountains: N of La Tuna Canyon rd, started at end of Elben Ave. Climbed N to ridgetop, S of McDonald Creek, then E along ridgeline, then came back down into small canyon at end of Elben Place, just E of starting place. 396 Comment
  UC1122684  Garrya flavescens A. D. Gifford 1935-3-15 459 Los Angeles 1 mi n Warm Springs; Angeles National Forest, Tejon Quad. 762 Comment
  RSA392402  Garrya veatchii Anstruther Davidson 1893-6-12 1898 Los Angeles Switzer's Trail. Comment
  UCR210734  Garrya veatchii R. G. Swinney 2009-1-19 10000 Los Angeles San Gabriel Mtns., Azusa, Hwy 39 at El Encanto Rivers and Mountains Conservancy entrance, 1.9 mi. NE of Sierra Madre Ave. 232 Comment
  RSA151250  Gastridium phleoides P. H. Raven 1962-7-10 17969 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island Comment
  RSA235266  Gastridium phleoides E. R. Blakley 1962-6-9 5209 Los Angeles San Clemente Island. Between Triangulation Points Chinety and Rest, above Mosquito Cove 335 Comment
  SD28067  Gastridium phleoides Carl B. Wolf 1932-5-10 3523 Los Angeles Santa Catalina Island. Along the Equestrian Trail, back of Avalon 259 Comment
  UCR146682  Gayophytum decipiens Orlando Mistretta 1993-6-16 883 Los Angeles San Gabriel Mountains, On bench below Devils Backbone Ridge 2530 Comment
  POM17569  Gayophytum oligospermum P. A. Munz 1923-8-30 7658 Los Angeles Swartout Valley. N of Big Pines. 2287 Comment
  RSA696766  Gazania rigens Kenneth Beard 1934-06 s.n. Los Angeles Garden, Artesia. Comment
  CDA4131  Genista T. C. Fuller 1962-4-1 8156 Los Angeles Verdugo Mountains region; Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada 0 Comment
  CATA1635  Genista linifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2918 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  RSA390987  Geranium carolinianum F. R. Fosberg 1931-3-20 s 4319 Los Angeles Hamilton Canyon, Santa Catalina Island 40 Comment
  UCR266280  Geranium carolinianum D. E. Bramlet 2005-4-11 3787 Los Angeles Puente Hills, Powder Canyon 229 Comment
  RSA0108834  Gilia R. G. Swinney 2010-5-21 12887 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA590072  Gilia aliquanta subsp. aliquanta Orlando Mistretta 1994-3-30 982 Los Angeles Little Rock Creek; Slopes east of creek below Little Rock Dam; Pacifico Mountain. 1021 Comment
  RSA733834  Gilia angelensis R. G. Swinney 2000-5-6 7674 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  SBBG31357  Gilia angelensis R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  UCR125487  Gilia angelensis A. C. Sanders, Mark Elvin 2003-4-14 25965 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
  SEINET12278777  Gilia capitata I. W. Clokey, Templeton, B. 1929-1 4476 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  LA202768  Gilia capitata subsp. abrotanifolia J. Warren; 1952-5-8 sn Los Angeles University of California, Los Angeles, near Hershey Hall 121 Comment
  LA202769  Gilia capitata subsp. abrotanifolia S. Beller; 1926-3-4 sn Los Angeles Santa Monica Mountains, near Calabasas Comment
  LA81933  Gilia capitata subsp. abrotanifolia O. H. Kappler; 1941-3-20 139 Los Angeles 274 Comment
  JEPS69536  Gilia capitata subsp. abrotanifolia Frank W. Peirson 1918-6-4 154 Los Angeles e Rubio Canyon (San Gabriel Mountains); , e of Rubio Canyon 609 Comment
  CAS-BOT-BC226339  Gilia latiflora subsp. davyi Herbert L. Mason 1932-4-1 6869 Los Angeles One mile east of Lancaster, Mohave [Mojave] Desert Comment
  UCR281146  Gilia latiflora subsp. davyi R. G. Swinney 2014-4-30 16253 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
  RSA72994  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-21 18260 Los Angeles along Hwy about 4 mi. S of Gorman on Tejon Pass rd. 1067 Comment
  CAS-BOT-BC226399  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-26 2970 Los Angeles Soledad Pass, four miles south of Vincent (Mint Canyon Highway) Comment
  UC1234593  Gilia minor Peter H. Raven 1962-4-6 17108 Los Angeles 0.5 mi n Pearblossom; n of Pearblossom 853 Comment
  UCR238623  Gilia minor Anuja Parikh, Nathan Gale 2010-5-12 3156 Los Angeles Western Mojave Desert, Antelope Valley, 4 km south of Hwy 138, 0.1 km west of 120th St. West, under power transmission lines 783 Comment
  SEINET6050917  Gilia minor Louis Wheeler 1973-4-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC1594380  Gilia nevinii Tim Ross 1992-4-14 6164 Los Angeles just above mouth Nanny Canyon (lower end canyon, central e side San Clemente Island); San Clemente Island, central e side, Nanny Canyon 182 Comment
  CAS-BOT-BC402006  Gilia ochroleuca subsp. bizonata Frank W. Peirson 1919-5-10 268 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mts. 914 Comment
  CAS-BOT-BC402016  Gilia ochroleuca subsp. bizonata Le Roy Abrams; E. A. McGregor 1908-6-20 358 Los Angeles Liebre Mountains 1371 Comment
  CAS-BOT-BC402023  Gilia ochroleuca subsp. bizonata Peter H. Raven 1958-3-23 11967 Los Angeles Above Big Rock Creek along road 4.3 miles south of Pearblossom Comment
  UC908547  Gilia ochroleuca subsp. bizonata Frank W. Peirson 1919-5-10 268 Los Angeles Arraster Creek San Gabriel Mts., Arraster Creek 914 Comment
  CAS-BOT-BC402065  Gilia ochroleuca subsp. vivida Geo. B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson, San Gabriel Mts. 1828 Comment
  RSA0017201  Gilia ochroleuca subsp. vivida T. S. Ross 1994-5-31 7966 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
  SBBG125225  Githopsis diffusa subsp. diffusa A. Parikh, N. Gale 2010-6-19 3347 Los Angeles Upper Big Tujunga Cyn, 1.2 km W of Shortcut Station, 0.8 km N of St Hwy 2, San Gabriel Mtns 1237 Comment
  UC1238043  Glyptopleura marginata Isabelle Tavares 1962-5-27 1267 Los Angeles on highway between Victorville and Palmdale (near junction with Highway 138) 1036 Comment
  RSA658482  Gnaphalium californicum Patricia Kouo 1994-4-27 944118 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  RSA662672  Gnaphalium canescens Paul Neipp 1994-5-5 24 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  POM158285  Gnaphalium chilense M. B. Dunkle 1928-5-15 1930 Los Angeles Along old road Empine Landing. 213 Comment
  RSA534058  Gnaphalium luteoalbum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5265 Los Angeles San Clemente Island: Westerly fork of near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336ft) marker, 1800ft SE of Malo Knoll (1396ft). 313 Comment
  UCR138514  Gnaphalium stramineum L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles, NW corner of W Pico Blvd. and S Figueroa St. 72 Comment
  JEPS58011  Goodmania luteola Ralph Hoffmann 1931-5-4 333 Los Angeles alkali flat 5 mi w Lancaster Comment
  UC1215138  Guillenia lasiophylla Peter H. Raven 1962-4-9 17177 Los Angeles above Wilson Cove; San Clemente Island 60 Comment
  RSA584311  Guillenia lasiophylla Timothy S. Ross, Steve Boyd 1991-3-23 4276 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  CAS-BOT-BC302125  Gutierrezia sarothrae H. F. Copeland 1927-12-30 960 Los Angeles Near Azusa Comment
  POM369712  Harpagonella palmeri F. R. Fosberg 1931-4-10 S- 4557 Los Angeles Santa Catalina Island. Pacific Divide. 200 Comment
  UCR174528  Harpagonella palmeri Anuja Parikh, Nathan Gale 2005-4-29 2111 Los Angeles Western Transverse Range, Newhall Ranch , River Park area east of I-5, N of Santa Clara River and west of Bouquet Canyon 351 Comment
  CAS-BOT-BC308535  Hazardia cana Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-24 22694 Los Angeles China Canyon above confluence of Iwo Jima Gulch, San Clemente Island 200 Comment
  SDSU19670  Hazardia cana Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2199 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.5 miles north of China Point. 183 Comment
  CAS-BOT-BC307294  Hazardia squarrosa var. grindelioides Parish 1897-9-26 1753 Los Angeles Avalon Comment
  UC1075538  Hebe X andersonii Bonnie C. Templeton 1929-10-14 6 Los Angeles Calif Botanic Garden Los Angeles Comment
  CAS-BOT-BC223990  Helianthemum scoparium Carl B. Wolf 1932-5-13 3625 Los Angeles Santa Catalina Island. 3 1/2 mi. (by road) from Avalon on way to Isthmus 365 Comment
  POM359982  Helianthus annuus subsp. lenticularis F. R. Fosberg 1930-6-23 S- 2970 Los Angeles Del Rey. 1 Comment
  UC1953169  Helianthus inexpectatus Mark A. Elvin, Tricia Wotipka 2002-9-5 2140 Los Angeles Western Transverse Range: Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mi SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River Comment
  CAS-BOT-BC305790  Helianthus nuttallii 1901-9-19 s.n. Los Angeles Pasadena Comment
  RSA89521  Heliotropium amplexicaule P. A. Munz 1954-9-5 20183 Los Angeles Established on vacant lots at Padua Hills, 3 miles north of Claremont 487 Comment
  IRVC28699  Heliotropium curassavicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25477 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  UCSB17912  Heliotropium curassavicum Swenson, Ronald 1963-5-3 Los Angeles Mint Canyon Campground; U.S. Highway 6; 7.7 miles E of Solemint Comment
  POM369748  Heliotropium curassavicum var. oculatum G. J. Hollenberg 1928-7-24 s.n. Los Angeles S of Del Rey, Palisadea along RR at foot of bluff Comment
  RSA188376  Hemizonia clementina R. F. Thorne 1965-6-22 34864 Los Angeles Santa Catalina Island; along Upper Pebble [Pebbly] Beach road 30 Comment
  UCR125132  Hemizonia fasciculata A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25100 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 366 Comment
  RSA117747  Hemizonia fasciculata S. Carlquist 1956-6-20 402 Los Angeles Along roadside, in dry oat fields between Thousand Oaks and Rolling Hills on Ventura Blvd (Hwy101) San Fernando Valley. Comment
  RSA628546  Hemizonia fasciculata L. C. Wheeler 1967-7-18 10082 Los Angeles San Gabriel Mountains: Center Creek off Gold Creek off Little Tujunga Canyon. 746 Comment
  SEINET7096640  Hemizonia kelloggii A. G. Vestal 1955-6-9 s.n. Los Angeles Pico Canyon south and west of Route 99. NAD27, 343806? deg. , -118.6021? deg. (converted to WGS84) UTM Zone 11, 352703mE, 3805326mN. Comment
  RSA0001292  Hemizonia minthornii T. W. Minthorn 1923-11-12 17080 Los Angeles Near Chatsworth, in Santa Susanna Mts. Comment
  SEINET11848435  Hemizonia pungens J. F. Bright, Wyman, C. 1931-1 5734 A Los Angeles in & around Hollywood Comment
  UCR199977  Hesperocnide tenella Valerie Soza, L. Lubinsky 2001-5-16 1228 Los Angeles Transverse Ranges; Verdugo Mountains, Northern San Rafael Hills, Liz's Loop (Edison Road) to Cherry Canyon Fire Road 427 Comment
  JEPS45035  Heteromeles arbutifolia C. E. Hutchinson 1892-7-20 Los Angeles Old Mt. Wilson Trail Comment
  POM1843  Heteromeles arbutifolia D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  UC860424  Heteromeles arbutifolia Ezra C. Knopf 314 Los Angeles Santa Catalina Island Comment
  UCR47335  Heteromeles arbutifolia David Charlton 1987-1-31 632 Los Angeles Western Transverse Range; Santa Monica Mtns., Saddle Peak 610 Comment
  SEINET11915757  Heteromeles arbutifolia I. W. Clokey, Templeton, B. 1929-1 4589 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA0060881  Heterotheca grandiflora R. G. Swinney 2010-8-16 13564 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR41726  Heterotheca grandiflora G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  IRVC28664  Heterotheca sessiliflora A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25102 Los Angeles Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 335 Comment
  CAS-BOT-BC310847  Heterotheca sessiliflora subsp. fastigiata Le Roy Abrams 1900-8-9 851 Los Angeles Monrovia Comment
  SBBG63107  Heterotheca sessiliflora subsp. fastigiata R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  UC75411  Heterotheca sessiliflora subsp. fastigiata C. F. Baker 1903-8-2 3669 Los Angeles near Claremont; San Antonio Canon Comment
  UCR259379  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2010-5-7 12608 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
  UCSB51510  Heterotheca villosa Hodgson, John 1928-09 Los Angeles Peace Valley meadow; Tejon Dist.; Santa Barbara Forest 914 Comment
  RSA733166  Hieracium argutum var. parishii R. G. Swinney 1998-8-1 6620 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  CAS-BOT-BC149946  Holodiscus discolor var. discolor Grant 1904-6-26 s.n. Los Angeles Mt. Lowe Comment
  RSA230256  Hordeum brachyantherum subsp. californicum R. F. Thorne 1969-7-2 38315 Los Angeles SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst summit 1951 Comment
  POM244859  Hordeum intercedens F. R. Fosberg 1937-4-22 S 4666 Los Angeles Santa Catalina Island. Eagles Nest, Middle Ranch Canyon. Comment
  UCR220224  Hordeum murinum R. G. Swinney 2009-4-7 10281 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  POM158250  Hordeum murinum subsp. glaucum M. B. Dunkle 1928-3-31 1784 Los Angeles Santa Catalina Island. Campo Blanco 152 Comment
  RSA188065  Hordeum murinum subsp. glaucum R. F. Thorne 1966-4-4 35750 Los Angeles Santa Catalina Island. Isthmus. 12 Comment
  RSA649071  Hordeum murinum subsp. glaucum Matt Brooks 1988-5-12 69 Los Angeles Hacienda Heights, Oak Canyon Dr. 1.1 miles south of its intersection with Turnbull Canyon Rd. Comment
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Aug 12 2014
  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
  UCR119061  Horkelia cuneata Jeremiah George 2001-8-22 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  UCSB3157  Hosackia oblongifolia Wedberg, H. 1958-7-3 Los Angeles 5 miles below Crystal Lake, San Gabriel Mtns. Comment
  UCR271962  Hulsea heterochroma R. G. Swinney 2011-5-31 14888 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  POM156537  Hulsea heterochroma L. R. Abrams 1902-7-1 2629 Los Angeles Near summit of Mt. Wilson 1737 Comment
  SBBG105558  Hulsea heterochroma T. Ross, S. Boyd 1994-5-25 7911 Los Angeles E end of Liebre Mtn summit; 0.6 Rd mi W of old rd 1685 Comment
  RSA191576  Hymenoclea salsola var. salsola R. F. Thorne 1966-4-23 36149 Los Angeles San Gabriel Mountains: just N of Valyermo 1067 Comment
  CAS-BOT-BC400797  Hypericum anagalloides R. J. Dobbs 1924-7-15 s.n. Los Angeles Windy Camp - Mt. Islip Comment
  RSA0096428  Hypericum scouleri R. G. Swinney 2011-6-23 15279 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  JEPS30508  Hypochaeris glabra Donald Kyhos 1958-3-21 31 Los Angeles East Whittier Comment
  SBBG31092  Hypochaeris glabra R. F. Thorne 1966-4-29 36305 Los Angeles Airport Rd before turnoff to Middle Ranch Cyn 457 Comment
  POM274199  Isocoma acradenia J. C. Roos 1947-9-18 2791 Los Angeles Lancaster Comment
  RSA279093  Isocoma menziesii R. F. Thorne, D. Propst, Mark Hoefs 1974-9-12 45108 Los Angeles Santa Catalina Island. Cottonwood Canyon below Rancho Escondido. 107 Comment
  CAS-BOT-BC311706  Isocoma menziesii var. vernonioides Alice Eastwood 1917-7-20 6513 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC311716  Isocoma menziesii var. vernonioides A. J. McClatchie 1895-9-1 901 Los Angeles Near Pasadena Comment
  RSA131321  Isocoma menziesii var. vernonioides Peter H. Raven, H. J. Thompson 1959-9-19 13720 Los Angeles Along U. S. Highway 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  UC1746498  Isocoma menziesii var. vernonioides A. C. Sanders with D. Malueg, K. D. Jones 1999-11-19 23257 Los Angeles upper Limekiln Cyn; Santa Susana Mountains; Aliso Canyon Oil Field, Oat Mountain; Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds. This from upper Limekiln Cyn. near So Cal Gas office, SW/4 S27. 595 Comment
  UC198094  Isomeris arborea Katharine Brandegee May 1916 Los Angeles Santa Catalina Island 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
  POM156276  Jaumea carnosa L. R. Abrams 1902-6-19 2566 Los Angeles Ballona marshes, near Mesmer Comment
  RSA0011164  Juglans californica var. californica Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1051 a Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, W of Morris Reservoir. Adjacent to E-facing firebreak west of Silver Fish Road (FS Road 2N28), ca. 3.2 miles west of San Gabriel Canyon Road (Hwy 39) along Silver Fish Road. 793 Comment
  SD240766  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 miles due W of Rosemead Blvd., 0.26 miles due S of Hwy 60 (El Monte 7.5'Q) 64 Comment
  RSA0065717  Juncus Justin M. Wood 2011-7-7 4330 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA0113234  Juncus R. G. Swinney 2010-9-30 13906 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  SBBG77289  Juncus acutus F. R. Fosberg 1931-5-18 4899 Los Angeles Little Harbor 5 Comment
  RSA368107  Juncus acutus subsp. leopoldii Anstruther Davidson 1892-08 s.n. Los Angeles Long Beach Comment
  UCR95414  Juncus acutus subsp. leopoldii Steve Boyd, Valerie Soza, V. Jotikasthira, Lauren Raz 1996-7-11 8920 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon 549 Comment
  UCR240015  Juncus balticus R. G. Swinney 2009-11-9 11582 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  UCR62109  Juncus balticus R. G. Swinney 1990-3-5 1521 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Morgan Canyon debris basin 366 Comment
  RSA0025165  Juncus duranii Jane Tirrell 2012-6-19 LS 0077 Los Angeles North-facing hillside seep along California State Route 2 approximately 50 yards east of mile marker 67.7. 2306 Comment
  RSA0096799  Juncus duranii R. G. Swinney 2011-9-27 15701 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA0021956  Juncus macrophyllus Duncan S. Bell, Caitlin Elam 2013-6-24 5294 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA191372  Juncus macrophyllus Robert F. Thorne, M. Z. Thorne 1967-7-19 37144 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  UCD141713  Juncus macrophyllus Henry J. Thompson 1959-5-31 2059 Los Angeles just east of junction of Latigo Canyon Road with Mulholland Highway. Santa Monica Mountains. 518 Comment
  RSA601325  Juncus mexicanus Steve Boyd, Lauren Raz 1997-6-18 9968 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA660171  Juncus mexicanus Orlando Mistretta 1992-5-25 435 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  RSA158262  Juncus patens Peter H. Raven 1962-7-11 18004 Los Angeles upper reaches of canyon south of Lemon Tank, San Clemente Island Comment
  POM1612  Juncus phaeocephalus var. paniculatus I. M. Johnston 1917-6-14 1911 Los Angeles West of Pomona. Comment
  UC213662  Juncus phaeocephalus var. paniculatus I. Johnston 1917-5-13 Los Angeles El Monte 114 Comment
  SEINET3860294  Juncus rugulosus R. G. Swinney 2009-4-21 10401 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge.; 0 192 Comment
  UCR204745  Juncus rugulosus R. G. Swinney 2005-8-9 8420 A Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA550429  Juncus tiehmii Timothy S. Ross 1992-7-10 6663 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA368382  Juncus xiphioides I. M. Johnston 1917-8-23 1684 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  UCR210258  Juncus xiphioides R. G. Swinney 2008-8-13 9367 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UC1134265  Juniperus californica P. L. Johannsen 1934-2-26 305 Los Angeles Soledad Canyon Santa Susana Quadrangle Comment
  CAS-BOT-BC235730  Keckiella cordifolia Tim Ross 1993-4-22 6914 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; along dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam 243 Comment
  RSA649980  Keckiella cordifolia Al Dugger 1948-5-16 18 Los Angeles at the side of Baseline road Claremont. 4 mi. N.E. of Pomona. 915 Comment
  RSA0017047  Keckiella cordifolia T. Strid 1972-6-8 s.n. Los Angeles 2mi S. Budwood Rd., Fernwood Rd., Topanga Cyn. 700' 213 Comment
  SBBG66604  Keckiella ternata subsp. septentrionalis R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  RSA0103866  Kopsiopsis strobilacea Bonnie C. Templeton 1959-5-31 8259 Los Angeles On Mt. Baldy, San Gabriel Mountains. Comment
  LA204721  Krascheninnikovia lanata J. Sauer; T. Brothers 1979-5-6 6072 Los Angeles Antelope Valley, Fort Tejon Rd near Juniper Hills Comment
  SFV1093  Krascheninnikovia lanata K. A. Wilson 1962-5-12 1273 Los Angeles Mojave Desert Antelope Valley. Valyermo Road, 2 miles southeast of 131st St. East in Pearblossom. 1070 Comment
  UCR130501  Lactuca serriola R. E. Riefner Jr. 2000-8-29 00- 758 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
  RSA659729  Lamarckia aurea Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 86 Los Angeles San Clemente Island. Comment
  SBBG13817  Lamarckia aurea M. A. Piehl 1962-10-3 62483 Los Angeles above S fork of Gallagher Cyn 396 Comment
  SFV9163  Lamium amplexicaule J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Yard of long-destroyed house near Puddingstone Reservoir. 305 Comment
  SD186357  Lantana montevidensis A. C. Sanders, Andy Thompson 2003-4-15 26009 Los Angeles NE end of Santa Susan Mtns.: Newhall Ranch, south edge of Magic Mountain theme park. 366 Comment
  UCR252757  Lantana montevidensis R. G. Swinney 2010-9-1 13651 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  CAS-BOT-BC171060  Larrea tridentata A. D. E. Elmer 1902-6-1 3664 Los Angeles Lancaster Comment
  UCD107199  Larrea tridentata Jill Fariss 1997-3-12 28 Los Angeles Palmdale, at 47th Street and Pearblossom Hwy. Comment
  SBBG61764  Lastarriaea coriacea R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  SEINET7062867  Lasthenia californica A. G. Vestal 1947-4-8 s.n. Los Angeles Along Aqua Dulce Canyon Road. (WGS84/NAD83). UTM Zone 11, 378612mE, 3818945mN. 791 Comment
  RSA609289  Lasthenia californica L. C. Wheeler 1974-4-14 s.n. Los Angeles Wildwood Ranch, Shuler Canyon. 411 Comment
  POM30498  Lasthenia gracilis George B. Grant 1901-1 98 Los Angeles Probably in the vicinity of Pasadena Comment
  RSA0070129  Lasthenia gracilis Orlando Mistretta, Christine Mistretta 2003-4-30 1986 Los Angeles Saddleback Butte State Park. 824 Comment
  SBBG20581  Lasthenia gracilis E. R. Blakley 1963-12-7 6333 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  UC1595464  Lasthenia gracilis Tim Ross 1992-4-4 6082 Los Angeles Adobe Mountain SW Mojave Desert, Adobe Mtn USGS 7.5' topo 926 Comment
  UCR189952  Lasthenia gracilis R. G. Swinney, Vanessa Merritt 1998-6-12 6962 Los Angeles San Gabriel Mtns., 3 miles west of Pinon Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek 1378 Comment
  UCD133825  Lasthenia gracilis R. L. Smith 1948-3-25 s.n. Los Angeles 20 miles west of Lancaster. Comment
  RSA11605  Lathyrus vestitus subsp. laevicarpus C. Epling, R. Fowler, K. Kneen 1933-04 s.n. Los Angeles Santa Monica Mtns, Boney Ridge. Comment
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Nov 11 2014
  UC69537  Lathyrus vestitus subsp. laevicarpus Joseph Burtt Davy 1896-5-20 2633 Los Angeles Leonis Valley Comment
  UCR255794  Lathyrus vestitus var. vestitus R. G. Swinney 2010-4-20 12305 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  SBBG105338  Lavatera assurgentiflora subsp. glabra R. M. Beauchamp 1976-5-22 4152 Los Angeles rd at upper cabins at main cantonment area above Wilson Cove 57 Comment
  JEPS32793  Layia glandulosa E. R. Blakley 1958-5-9 2264 Los Angeles 2 mi e Gorman 1097 Comment
  CAS-BOT-BC380222  Layia platyglossa Le Roy Abrams 1899-3-1 364 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC534953  Lemna minuta Le Roy Abrams 1901-6-1 1726 Los Angeles Ballona Creek Comment
  RSA233588  Lepechinia fragrans Robert F. Thorne 1970-3-5 39357 Los Angeles Santa Catalina Island. Middle Ranch Canyon. 396 Comment
  UCR231903  Lepidium appelianum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8033 Los Angeles Mojave Desert, Antelope Valley, north Palmdale, 100 m west of Sierra Highway, 460 m west of 8th St and 150 m north of Technology Dr/Avenue P-8 797 Comment
  UC1922337  Lepidium draba Gary Kovnat with LeRoy Gross 2004-4-25 53 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  RSA679826  Lepidium fremontii var. fremontii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 849 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  CAS-BOT-BC89532  Lepidium lasiocarpum Martin A. Piehl 1962-6-9 62359 Los Angeles California Channel Islands. San Clemente Island. At China Point. 15 Comment
  RSA0107829  Lepidium strictum Steven A. Junak 2000-5-19 SCa- 1308 Los Angeles Santa Catalina Island. Along road on SE side of Echo Lake. 390 Comment
  CAS-BOT-BC60044  Lepidium virginicum var. menziesii Geo. B. Grant 1901-6-5 s.n. Los Angeles Pasadena. Comment
  LA204453  Lepidium virginicum var. menziesii Joseph Andorfer Ewan; 1932-5-10 7468 Los Angeles Verduco Canyon, at Colina Drive Comment
  UCR144091  Lepidium virginicum var. pubescens Scott D. White 1998-6-10 6716 Los Angeles San Gabriel Mtns, San Antonio Canyon, c. 1.5 air mi N of San Antonio Dam/Shinn Road (=Mountain Ave) Bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station 777 Comment
  POM212043  Lepidospartum squamatum C. B. Wolf 1931-7-30 2298 Los Angeles 2 miles S of San Fernando, San Fernando Valley. 274 Comment
  POM361770  Lepidospartum squamatum Fordyce Grinnell Jr 1911-09 1931 Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  UCR210209  Lepidospartum squamatum R. G. Swinney 2008-8-14 9437 Los Angeles San Gabriel Mtns., confluence of Big Rock Creek and Fenner Canyon 1640 Comment
  CAS-BOT-BC272410  Leptochloa fusca subsp. uninervia W. M. Phillipson 1914-6-1 s.n. Los Angeles San Gabriel 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
  RSA250676  Leptosiphon breviculus R. F. Thorne, A. C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39513 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1432 Comment
  RSA469975  Leptosiphon breviculus F. R. Fosberg, Joseph A. Ewan 1931-8-11 782 Los Angeles Crystal Lake: north fork of San Gabriel Canyon. 1600 Comment
  POM364640  Leptosiphon liniflorus Anstruther Davidson 1889-09 s.n. Los Angeles Glendale. Comment
  RSA0116447  Leptosyne bigelovii R. G. Swinney 2010-5-21 12899 Los Angeles San Gabriel Mountains; unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  SBBG89160  Leptosyne bigelovii A. C. Sanders, E. J. Lawlor 1988-4-3 7751 Los Angeles SW end of the Tehachapi Mts, ca. 1 mi NW of Gorman on a gas line rd, ca. 0.4 mi above the old highway 1280 Comment
  SBBG7994  Leptosyne calliopsidea H. and M. Dearing 1933-4-9 2363 Los Angeles Little Rock Cyn Comment
  UCSB9523  Leptosyne gigantea Wedberg, H. 1967-4-4 Los Angeles Pt. Dume Comment
  LA32101  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1958-10-11 13755 Los Angeles Santa Monica Mountains, Saddle Peak, N-facing side of summit 822 Comment
  RSA336425  Lessingia glandulifera var. glandulifera R. F. Thorne, Dick Tilforth 1978-6-21 52324 Los Angeles San Gabriel Mountains: Bob's Gap, Comment
  CAS-BOT-BC283825  Leymus condensatus Cecil Hart 1921-7-1 17 Los Angeles Howard and Smith's nursery, Montebello Comment
  POM365307  Leymus condensatus Gary D. Wallace 1979-5-25 1845 Los Angeles Northern Monrovia Comment
  UC1279996  Lilium humboldtii subsp. humboldtii Peter H. Raven with H. L. Wedberg 1957-6-15 10901 Los Angeles 0.8 mi. n. of U.S. 101A Latigo Canyon; Santa Monica Mts., Latigo Canyon Comment
  UCR16667  Linanthus aureus K. W. Brown 1966-4-17 s.n. Los Angeles County Rd. N2, 3.1 miles east of jct. Hwy 138 1220 Comment
  UCR280561  Linanthus bigelovii R. G. Swinney 2014-4-10 16019 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  SDSU3177  Linanthus concinnus D. F. Howe 1979-4-30 5086 Los Angeles 2 miles NW of Devil's Punch Bowl. 1433 Comment
  UC963808  Linanthus concinnus Herbert L. Mason 1934-3-30 8035 Los Angeles s of Valyermo (Rock Creek, n side of San Gabriel Mountains); San Gabriel Mountains, Rock Creek Comment
  CLARK-A1528-3468  Linanthus dianthiflorus John C. Roos 1937-3-17 2640 Los Angeles San Fernando Valley Comment
  RSA727340  Linanthus parryae R. G. Swinney 1998-5-16 6057 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  RSA228745  Linanthus parryae Wesley O. Griesel 1962-4-14 553 Los Angeles Little Rock Dam, desert Foothills. 976 Comment
  RSA400308  Linaria bipartita Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  POM16379  Linaria canadensis var. texana Grethe Markedahl 1923-3-19 s.n. Los Angeles Downey Cemetery Comment
  RSA0022055  Linum usitatissimum R. G. Swinney 2009-4-13 10324 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  CAS-BOT-BC426265  Lithophragma affine M. E. Jones 1882-5-3 3223 Los Angeles Pasadena Comment
  RSA639567  Lithophragma bolanderi Louis C. Wheeler 1967-5-23 9673 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  CHSC95774  Lithophragma tenellum LeRoy Gross; Michael Denslow 2003-6-4 997 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2), UTM Zone; 3802915N 0426388E. Just off the trail to Throop Peak, a short distance from the highway. 2439 Comment
  UC1870259  Lithophragma tenellum LeRoy Gross, Michael Denslow 2003-6-4 997 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2), UTM Zone; 3802915N 0426388E. Just off the trail to Throop Peak, a short distance from the highway 2439 Comment
  RSA436330  Lobelia cardinalis subsp. graminea Anstruther Davidson 1892-10 s.n. Los Angeles Kurtz St. Marsh. Comment
  RSA0055997  Lobularia maritima Richard G. Swinney 2010-3-16 11935 Los Angeles San Gabriel Mountains/Verdugo Mountains: confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  SEINET10481377  Lobularia maritima David B. Dunn 1947-7-20 Dunn 2987 Los Angeles Collected at 316 n. Ave. Comment
  RSA682511  Loeflingia squarrosa Scott D. White, Michael Honer 2003-5-7 9195 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  RSA611512  Loeseliastrum matthewsii L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  SBBG31421  Logfia filaginoides R. F. Thorne 1966-4-5 35851 Los Angeles above stream in Cottonwood Cyn 106 Comment
  CAS-BOT-BC342194  Logfia filaginoides John Thomas Howell 1928-5-4 3776 Los Angeles Between dam and Deer Park in Monrovia Canon [Canyon], San Gabriel Mts. Comment
  RSA0117859  Lolium perenne Robert L. Benson 1960-5-19 50 Los Angeles Blanchard Park. [Pomona College.] Claremont. 365 Comment
  UCR216865  Lolium perenne subsp. multiflorum R. G. Swinney 2009-3-12 10098 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
  JEPS17149  Lomatium dasycarpum subsp. dasycarpum Alice M. Ottley 1920-5-8 632 Los Angeles San Rafael Hills near Pasadena; San Rafael Hills Comment
  RSA716638  Lomatium mohavense Andrea Edwards, Pam De Vries 2005-3-29 57 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  POM243775  Lonicera hispidula var. vacillans F. R. Fosberg 1931-4-8 S- 4518 Los Angeles Santa Catalina Island; Avalon Valley 60 Comment
  RSA3560  Lonicera hispidula var. vacillans C. B. Wolf 1932-5-10 3504 Los Angeles Santa Catalina Island. Avalon Canyon above the east almond orchard. 121 Comment
  RSA774796  Lonicera interrupta R. G. Swinney 2009-7-29 11403 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA455373  Lonicera subspicata var. denudata Donald R. Bissing 1973-6-2 143 Los Angeles Evey Canyon, 0.2 mi from mouth of Canyon. 726 Comment
  RSA545284  Lotus argophyllus subsp. ornithopus D. Propst, Mark Hoefs 1973-3-3 43 Los Angeles Road just above Escondido, Santa Catalina Island. 244 Comment
  RSA724426  Lotus corniculatus K. Dobry 1991-6-13 d- 703 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  RSA678697  Lotus dendroideus var. traskiae Mark Elvin, Orlando Mistretta 1996-3-24 124 Los Angeles San Clemente Island. Eagle Canyon 457 Comment
  UC723861  Lotus grandiflorus E. Lloyd 1933-4-8 Los Angeles Temescal Canyon Santa Monica Mountains Comment
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Aug 29 2019
  JEPS55498  Lotus hamatus A. M. Ottley 1920-5-3 587 Los Angeles Tujunga Wash San Gabriel Mts. 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
  SEINET7063570  Lotus humistratus A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  UCR96614  Lotus humistratus B. G. Pitzer 1996-4-20 2700 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
  UCR277075  Lotus nevadensis R. G. Swinney 2011-6-7 15071 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  RSA642032  Lotus nevadensis var. davidsonii Orlando Mistretta 1993-6-28 893 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  RSA680196  Lotus nevadensis var. davidsonii Valerie L. Soza, Naomi Fraga 2003-6-13 1671 Los Angeles Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06. 2530 Comment
  RSA640963  Lotus oblongifolius L. C. Wheeler 1931-7-12 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  UCR189727  Lotus oblongifolius R. G. Swinney 1998-7-21 6478 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA596310  Lotus oblongifolius var. oblongifolius T. S. Ross 1990-6-11 3372 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  SFV1840  Lotus purshianus M. L. Vincent 1962-7-5 269 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles west of Topanga Canyon Blvd. 245 Comment
  RSA725748  Lotus salsuginosus A. C. Sanders, Mark A. Elvin 2003-5-1 26281 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  SFV10188  Lotus salsuginosus J. G. Cuti 1978-4-12 49 Los Angeles Verdugo Mountains La Tuna Canyon Road near eastbound onramp for 210 Freeway. Burnt over, north-facing, gradual slope. 450 Comment
  SFV1844  Lotus salsuginosus M. L. Vincent 1962-4-6 164 Los Angeles Santa Monica Mountain Old Topanga Canyon Road, 3 miles south of Ventura Blvd. Hillside. 400 Comment
  UC864879  Lotus salsuginosus Louis C. Wheeler 1932-3-19 529 Los Angeles Head Sepulveda Canyon Santa Monica Mts. 426 Comment
  UCR126756  Lotus salsuginosus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26135 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
  UCR154616  Lotus salsuginosus A. C. Sanders, T. B. Salvato 2005-4-26 29758 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  POM243728  Lotus salsuginosus F. R. Fosberg 1931-3-26 S- 4386 Los Angeles Santa Catalina Island. Sea bluffs W Hamilton Cany[on]. 90 Comment
  RSA599687  Lotus salsuginosus var. salsuginosus Steve Boyd, Lauren Raz 1997-5-6 9705 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  SFV17856  Lotus salsuginosus var. salsuginosus J. N. Hogue 1998-11-19 130 .3 Los Angeles San Gabriel Mountains San Gabriel Canyon, Highway 39 just west of Morris Reservoir. 396 Comment
  UC1594355  Lotus scoparius Tim Ross and Mathew Bell 1992-3-22 6052 Los Angeles ca 360 m nnw Yerba Buena Road intersection with Mulholland Highway (w side of Mulholland Highway); Santa Monica Mountains, Triunfo Pass U.S.G.S. 7.5' Quad. 487 Comment
  POM1869  Lotus scoparius Crawford, Hyatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. 305 Comment
  RSA0038275  Lotus scoparius Carol Frazier 1966-6-3 s.n. Los Angeles San Rafael Hills. Comment
  RSA647931  Lotus scoparius Michelle Manolovitz, Brian Willie 1992-4-27 6 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 200 feet northwest of park office. Comment
  RSA774275  Lotus scoparius subsp. brevialatus R. G. Swinney 2009-6-17 11175 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  POM212061  Lotus scoparius var. brevialatus C. B. Wolf 1931-7-2 s.n. Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando. 335 Comment
  RSA0101283  Lotus strigosus R. G. Swinney 2011-6-22 15260 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  UCR130054  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1998-5-21 4050 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  RSA710800  Lotus strigosus LeRoy Gross 2005-5-3 2250 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA406937  Lotus strigosus var. strigosus M. B. Dunkle 1929-4-14 2127 Los Angeles Hay Press, Santa Catalina Island. Comment
  UCR149507  Lupinus R. G. Swinney 1997-6-25 5643 Los Angeles San Gabriel Mtns., southwest of Wrightwood, Blue Ridge c. 0.5 mi. west of Guffy Camp, Forest Service Rd. 3N06, c. 5.1 miles east of Hwy 2 2518 Comment
  UCR190391  Lupinus R. G. Swinney 2000-6-19 7807 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
  RSA251552  Lupinus agardhianus R. F. Thorne 1973-4-11 42797 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  SEINET10488420  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plant 2 years old. Grown in field planting at santa ana botanical garden. Hybridization by d.b.dunn. Rsa# 6450 x self plant 1 Comment
  SEINET10488429  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 7325 (3) Comment
  CAS-BOT-BC201426  Lupinus albifrons var. albifrons Harriet L. Menker 1925-1-1 s.n. Los Angeles Santa Monica Comment
  RSA3609  Lupinus albifrons var. eminens C. B. Wolf 1932-5-13 3627 Los Angeles 100 yds above the Wishbone, on the Avalon Isthmus road. 152 Comment
  CATA1495  Lupinus bicolor Mark L. Hoefs, Steven A. Junak 1996-5-1 2702 Los Angeles Santa Catalina Island: Road to Lone Tree, past Upper Road to Avalon Canyon 463 Comment
  UC185429  Lupinus bicolor Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UCR209286  Lupinus bicolor Dan S. Cooper 2009-3-11 309- 06 Los Angeles Los Angeles Basin Region, adjacent to radio towers in Kenneth Hahn Recreation Area, Baldwin Hills, Los Angeles 138 Comment
  RSA574338  Lupinus bicolor R. G. Swinney 1994-5-7 2836 Los Angeles Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail. 609 Comment
  RSA638175  Lupinus bicolor L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  UCSB41990  Lupinus bicolor Purviance, Susan 1979-3-28 Los Angeles On Munz Ranch Road; 1 mi. west of Avenue I; Antelope Valley Comment
  SEINET10484915  Lupinus bicolor subsp. pipersmithii Robert F. Thorne 1966-4-6 Thorne 35911 Los Angeles Santa catalina island: margin of small reservoir n of catalina airport, elev. Ca. 1430'; With juncus bufonius, plantago coronopus, p. Erecta, p. Insularis, Gnaphalium luteo-album, spergularia bocconii, etc. 436 Comment
  CAS-BOT-BC187872  Lupinus chamissonis I. Johnston 1917-6-10 1338 Los Angeles Playa del Ray Comment
  UCR86845  Lupinus excubitus Scott D. White 1995-4-27 2967 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  LA205060  Lupinus excubitus var. austromontanus Carl Epling; 1926-4-24 sn Los Angeles near Saugus Comment
  JEPS65132  Lupinus excubitus var. hallii Miss C. M. Hoak 1924-2-27 Los Angeles Gibbs Estate Pasadena (Pasadena) Comment
  RSA199044  Lupinus excubitus var. hallii W. M. Gauntt 1966-4-30 170 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  RSA598255  Lupinus excubitus var. hallii R. G. Swinney 1989-11-24 1494 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Debris Basin. 365 Comment
  UC865185  Lupinus excubitus var. hallii L. W. Nuttall 1920-1 26 Los Angeles Santa Catalina Island Comment
  OBI19313  Lupinus excubitus var. johnstonii Wesley O. Griesel 1962-5-12 s.n. Los Angeles San Gabriel Mts, trail between Charleton Flats and Chilao camp 1524 Comment
  UC15862  Lupinus formosus unknown April, 1893 42 Los Angeles Comment
  RSA729360  Lupinus formosus var. formosus R. G. Swinney 1998-7-27 6504 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  POM19045  Lupinus hyacinthinus P. A. Munz 1923-8-31 7673 Los Angeles Swartout Valley, San Gabriel Mts 2591 Comment
  HSC14834  Lupinus latifolius subsp. parishii C. S. Apperson 1967-6-8 Los Angeles 4 mi. up Ruby Cyn. from Elizabeth Lake Cyn. Rd. Comment
  CAS-BOT-BC211721  Lupinus longifolius Louis C. Wheeler 1936-6-8 4126 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mts. 960 Comment
  LA91517  Lupinus longifolius Bruce Douglas Clayton; Greg Shaw 1950-5-13 117 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak E of canyon overlook 594 Comment
  POM2602  Lupinus longifolius Philip A. Munz 1918-4-11 2043 Los Angeles Glendora. Comment
  UC1980244  Lupinus longifolius Daisie Huang 2008-4-6 08040601 Los Angeles Deer Creek Rd, right off PCH. Malibu. Comment
  UCR192203  Lupinus microcarpus A. C. Sanders 2008-4-16 34898 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
  JEPS87093  Lupinus microcarpus var. densiflorus Teresa A. Sholars, B. Ertter, J. Hickman, L. Heckard, T. Rosatti 1988-5-24 871 Los Angeles 1/2 mi w Los Angeles Co. line (at junction of Johnson Rd and Elizabeth Lake Rd., San Gabriel Mts.); San Gabriel Mts. Comment
  UCR220152  Lupinus sparsiflorus R. G. Swinney 2009-4-2 10269 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR280774  Lupinus sparsiflorus R. G. Swinney 2014-5-19 16589 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
  RSA601559  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1967-6-15 9822 Los Angeles San Gabriel Mountains: South side Fremont Pass. Land Grant 564 Comment
  RSA160865  Lupinus subvexus var. subvexus Percy C. Everett, Nick Lolonis 1962-4-30 24461 Los Angeles Palmdale, between 30th and 29th streets, 1 block N of Hwy. 138 793 Comment
  UC185428  Lupinus succulentus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  POM8682  Lupinus succulentus Philip A. Munz 1920-2-18 3265 Los Angeles Claremont. 366 Comment
  RSA652471  Lupinus succulentus Herb Hamilton 1949-5-4 s.n. Los Angeles Puddingstone Dam. 243 Comment
  RSA0110807  Lupinus truncatus Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14332 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  RSA414381  Lupinus truncatus Samuel R. Tyson 1942-5-1 s.n. Los Angeles San Dimas Exper. For., San Dimas Canyon trial to flumes 4 & 5 Comment
  RSA414391  Lupinus truncatus Ella M. Kennedy 1923-2-26 s.n. Los Angeles Hillside, S. Pasadena Comment
  RSA485825  Lycium californicum T. S. Elias, Orlando Mistretta 1988-2-10 10656 Los Angeles San Clemente Island. West shore near Marine Terrace Grade Comment
  UCR281990  Lycium cooperi R. G. Swinney 2014-4-17 16095 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  CHSC26516  Lyonothamnus floribundus subsp. asplenifolius James Henrickson 1971-6-20 5590 Los Angeles Cultivated at Rancho Santa Ana Botanic Garden in Claremont. Comment
  POM18979  Lyonothamnus floribundus subsp. aspleniifolius Philip A. Munz 1923-4-10 6758 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  UC774592  Lyonothamnus floribundus subsp. floribundus P. C. Everett 1939-8-22 9536 Los Angeles e slope Black Jack Peak; Santa Catalina Island, Swain's Canyon 457 Comment
  UC860334  Lyonothamnus floribundus subsp. floribundus L. W. Nuttall 642 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC343703  Madia elegans Timothy S. Ross; Steve Boyd 1994-5-24 7847 Los Angeles Liebre Mountains. Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  UC2026444  Madia elegans Steve Boyd, Laura Moore, M. Wall 1997-7-24 10021 B Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  CAS-BOT-BC344382  Madia exigua Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles Comment
  UCR190246  Madia gracilis R. G. Swinney 2000-6-19 7810 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR280941  Madia sativa Mitch Provance 2017-6-30 617- 33 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  SD727  Maianthemum stellatum Ruth B. Randall Jul 1931 181 Los Angeles Recreation grounds, Big Pines, near Los Angeles. Comment
  NY37578  Malacothamnus clementinus R. V. Moran 1975-8-24 22697 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA699606  Malacothamnus davidsonii Ken McDonald, Linda Flory 2002-9-4 s.n. Los Angeles Hansen Dam. Comment
  CAS-BOT-BC206206  Malacothamnus fasciculatus Peter H. Raven 1962-5-20 17778 Los Angeles Near Bird Park, Avalon, Santa Catalina Island Comment
  CAS-BOT-BC206216  Malacothamnus fasciculatus Peter H. Raven 1962-5-20 17778 Los Angeles Near Bird Park, Avalon, Santa Catalina Island Comment
  CAS-BOT-BC206223  Malacothamnus fasciculatus Reid Moran 1941-3-3 670 Los Angeles Brink of cliffs by the falls, near Parson's Landing, Santa Catalina Island Comment
  UC535379  Malacothamnus fasciculatus Ira W. Clokey, B. Templeton May 1929 4553 Los Angeles Mandeville Canyon Santa Monica Mountains 152 Comment
  LA41771  Malacothamnus fremontii Joseph Andorfer Ewan; 1934-8-3 8448 Los Angeles San Gabriel Mountains, Auto road up Table Mountain, head of Le Montaine Creek 2224 Comment
  CAS-BOT-BC204196  Malacothamnus marrubioides Carl B. Wolf 1932-9-15 4082 Los Angeles Mint Canyon, 9 1/2 mi. above Saugus. Opposite Glenwood's Cafe on the Highway 457 Comment
  RSA617481  Malacothamnus marrubioides Scott D. White, Pam DeVries 1998-6-23 6776 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  UC517549  Malacothrix clevelandii John Thomas Howell 1928-5-6 3778 Los Angeles on trail to Madrono Flat; San Gabriel Mts., East Fork of Santa Anita Canyon Comment
  UC831131  Malacothrix coulteri C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4626 Los Angeles Bouquet Canyon 1000 Comment
  RSA775877  Malacothrix glabrata Orlando Mistretta, Christine Mistretta 2010-5-26 5214 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1311 Comment
  SBBG44741  Malacothrix glabrata Leota Davidson 1965-5-9 125 a Los Angeles ca. 6-10 mi E of Littlerock Comment
  UCR124434  Malacothrix saxatilis I. W. Clokey, B. C. Templeton 1929-1 4550 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR132353  Malacothrix saxatilis John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UCR258754  Malacothrix saxatilis R. G. Swinney 2010-5-25 12962 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  JEPS36769  Malacothrix saxatilis var. tenuifolia W. L. Jepson 1908-7-13 3063 Los Angeles Avalon Santa Catalina Island Comment
  RSA54052  Malacothrix saxatilis var. tenuifolia J. T. Howell 1948-7-2 24769 Los Angeles Palos Verde Hills. Comment
  JEPS66248  Malosma laurina Ira W. Clokey, B. Templeton June 1929 4588 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 300 Comment
  LA91426  Malosma laurina Bruce Douglas Clayton; Greg Shaw 1972-3-30 26 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, at end of Drawbridge firebreak. 618 Comment
  RSA167851  Malosma laurina R. F. Thorne, P. Everett 1964-2-6 33287 Los Angeles Santa Catalina Island. W of Catalina Harbor at Isthmus. 5 Comment
  RSA76948  Malosma laurina Raymond J. Dobbs 1924-7-8 5392 Los Angeles Along trail 0.5 mile below Switzer s Camp. 930 Comment
  RSA543157  Malva parviflora Tim S. Ross, Mike Hammitt, Orlando Mistretta 1991-5-17 5055 Los Angeles San Clemente Island: At West Cove, SW of the new landing field. 6 Comment
  RSA534011  Malva parviflora Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5105 Los Angeles San Clemente Island. 550 ft SSW of the 927 BM at the E end of the old airfield landing strip. 280 Comment
  RSA433880  Malvella leprosa Geo. L. Moxley 1916-7-20 507 Los Angeles 42nd and Van Ness Comment
  RSA0031677  Marah macrocarpa Donna Kenyan 1969-5-1 1 Los Angeles Tujunga wash. 457 Comment
  SEINET4077004  Marah macrocarpa R. Moran 1941-1 573 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  UCSB9125  Marah macrocarpa Haller, John 1953-3-4 Los Angeles Faculty Hill, UCLA Comment
  POM196826  Marah macrocarpa L. C. Wheeler 1932-3-3 455 Los Angeles 2 mi. N Claremont Comment
  SFV14770  Marah macrocarpa J. C. Dittes 1990-2-16 23 Los Angeles San Fernando Valley Big Tujunga Wash, southeast of Hansen Dam off of Sheldon Street. Comment
  SFV15545  Marah macrocarpa R. K. Stachelek 1992-4-4 7 Los Angeles Sylmar. Stetson Ranch Park off Glenoaks. Comment
  UC1004924  Marah macrocarpa Philip A. Munz 1940-4-29 165577 Los Angeles ne Claremont; San Antonio Wash 518 Comment
  SD47443  Marah macrocarpa var. major Ira L. Wiggins 1949-2-21 11955 Los Angeles San Clemente Island, Wilson's Cove Comment
  HSC34789  Marrubium vulgare R. E. Cooksey 1972-4-10 26 Los Angeles Blanchard Park, Pomona College 335 Comment
  SFV13511  Marsilea vestita subsp. vestita M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 911 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  UCR88514  Matricaria matricarioides Scott D. White, Chet McGaugh 1995-5-16 3056 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  POM148420  Meconella denticulata C. F. Baker 1904-5-2 4166 Los Angeles Hills near Claremont Comment
  RSA66191  Meconella denticulata F. W. Peirson 1925-4-23 5806 Los Angeles San Gabriel River 366 Comment
  UC855221  Meconella denticulata Ira W. Clokey, B. Templeton 1929-4-1 4428 Los Angeles Mandeville Canyon, Santa Monica Mountains 450 Comment
  SFV21805  Medicago polymorpha A. M. Hodges 2010-4-11 s. n. Los Angeles Marina del Rey, Ballona Creek. Between creek and bike path near UCLA boathouse. 2 Comment
  LA33776  Medicago polymorpha Peter H. Raven; Henry J. Thompson 1959-5-5 14117 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  LA33777  Medicago polymorpha Peter H. Raven; Henry J. Thompson 1959-5-5 14118 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UC865583  Medicago polymorpha I. Johnston 1917-5-20 1245 Los Angeles above Claremont; Johnson's Pasture Comment
  POM348055  Medicago polymorpha var. brevispina Anstruther Davidson 1892-05 1806 Los Angeles Los Angeles. Comment
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Jul 22 2010
  RSA609977  Medicago sativa L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Mine Gulch Camp, East Fork San Gabriel River. 1371 Comment
  POM2399  Medicago sativa D. L. Crawford 1915-6-30 s.n. Los Angeles Mts above Claremont 1524 Comment
  RSA590920  Melica imperfecta Orlando Mistretta 1994-4-12 1010 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of Little Rock Reservoir 1006 Comment
  RSA639721  Melica imperfecta L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA729959  Melica imperfecta R. G. Swinney, D. W. Larson 1999-6-25 7406 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  UCR229133  Melica imperfecta Dan S. Cooper 2011-1-8 s.n. Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC281096  Melica stricta Le Roy Abrams; E. A. McGregor 1908-6-19 338 Los Angeles Oakgrove Canyon, Liebre Mts 1219 Comment
  RSA50680  Melica stricta A. D. E. Elmer 1902-06 3719 Los Angeles Mt. Gleason. Comment
  RSA0082897  Melilotus indicus R. G. Swinney 2010-5-7 12584 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
  RSA591918  Melilotus indicus L. C. Wheeler 1967-5-2 9252 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA653885  Melilotus indicus Valerie L. Soza, S. D. Boyd 2000-4-26 793 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
  UC1129826  Melilotus indicus A. D. Gifford 1935-5-8 692 Los Angeles 4 3/4 mi ene Warm Springs; Angeles National Forest, Tejon Quadrangle Comment
  RSA654334  Melilotus indicus Benjamen Rangel 1992-5-10 777 -40 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  RSA127424  Mentha canadensis Peter H. Raven, H. J. Thompson 1959-10-25 14636 -A Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway. 137 Comment
  RSA250590  Mentzelia albicaulis Robert F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41581 Los Angeles San Gabriel Mts., Angeles National Forest: Grandview Canyon, Mohave desert slopes N of Mile High Ranch in desert chaparral 1372 Comment
  SFV15636  Mentzelia albicaulis K. C. Molina, K. L. Garrett 1992-5-10 11 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. Gravel hillside. 1200 Comment
  UCR26010  Mentzelia albicaulis M. Partsch 1977-5-14 39 Los Angeles Western Mojave Desert, Palmdale Blvd at 140th St. East [SW of Lake Los Angeles] 1067 Comment
  SFV5399  Mentzelia congesta J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains Angeles Crest Highway [= Angeles Forest Highway], 4 miles south of junction with U. S. Highway 6. Roadside. 1220 Comment
  RSA729182  Mentzelia dispersa R. G. Swinney 1998-7-14 6442 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top montane coniferous forest. 2247 Comment
  SBBG112828  Mentzelia micrantha S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-7-16 SCa 755 Los Angeles ridge between Fourth of July Cove and Cherry Cove (Lion's Head ridge) 30 Comment
  UCR99796  Mentzelia micrantha R. G. Swinney 1994-5-12 2845 Los Angeles San Gabriel mtns, Glendora Mtn Road, 2.5 mi north of jct with Big Dalton Canyon Road. south side of road 518 Comment
  RSA446764  Mentzelia micrantha L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  RSA446789  Mentzelia montana Samuel R. Tyson 1943-9-1 s.n. Los Angeles Brown s Flat, San Dimas canyon. 1250 Comment
  UC1870320  Mentzelia veatchiana LeRoy Gross 2005-4-28 2166 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into Comment
  UCR114073  Mentzelia veatchiana L. C. Wheeler 1973-4-7 s.n. Los Angeles San Gabriel Mtns., Kentucky Springs Canyon 1220 Comment
  RSA131256  Mentzelia veatchiana Percy C. Everett, E. K. Balls 1959-5-22 23801 Los Angeles Antelope Valley, SE of Fairview, 1/2-1 mile, San Andreas Rift 854 Comment
  RSA446799  Mentzelia veatchiana Robin S. Collins 1973-5-28 316 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon. 1067 Comment
  RSA590532  Mentzelia veatchiana Orlando Mistretta 1994-3-30 970 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  SEINET3071266  Mesembryanthemum chilense Ken Hamilton 1984-4-22 18 Los Angeles La Crescenta City Comment
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Sep 16 2014
  CAS-BOT-BC435247  Mesembryanthemum crystallinum S. B. Parish; W. F. Parish 1882-10-1 376 Los Angeles Santa Monica Comment
  RSA3503  Mesembryanthemum nodiflorum C. B. Wolf 1932-5-9 3446 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  POM6726  Microseris heterocarpa P. A. Munz, L. T. Street, Williams 1919-4-5 2430 Los Angeles Puddingstone Creek, San Dimas Comment
  RSA188032  Microseris lindleyi R. F. Thorne 1966-4-30 36346 Los Angeles Santa Catalina Island: mouth of Gallagher's Canyon. 8 Comment
  RSA527757  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4326 a Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UC26711  Mimulus H. P. Chandler 1897-3-4 Los Angeles San Dimas 609 Comment
  RSA442652  Mimulus aurantiacus Edwin Kline 1924-6-22 14861 Los Angeles Arroyo Seco. San Gabriel Mountains. Comment
  RSA442641  Mimulus aurantiacus var. pubescens F. Post 1931-4-1 s.n. Los Angeles Santa Susana Pass Comment
  UC1871027  Mimulus aurantiacus var. pubescens T. S. Ross, W. Appleby 1993-5-20 7188 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando quad: R15W T3N, NE/4 SE/4 sect. 9; elev. ca. 3120 ft. 951 Comment
  UCR272988  Mimulus aurantiacus var. pubescens R. G. Swinney 2011-4-26 14510 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  UCR280498  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-6-5 16702 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  SEINET7096639  Mimulus breviflorus A. G. Vestal 1955-6-9 s.n. Los Angeles Pico Canyon south and west of Route 99. NAD27, 34.3806? deg. , -118.6021? deg. (converted to WGS84) UTM Zone 11, 352703mE, 3805326mN. Comment
  RSA420985  Mimulus brevipes Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  RSA408134  Mimulus brevipes H. Twining 1906-07 s.n. Los Angeles Mineral Park. Comment
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Dec 31 2015
  RSA408146  Mimulus brevipes L. E. Hoffman 1929-6-23 s.n. Los Angeles Pacoima Canyon, Angeles Forest; Pacoima Wash. Comment
  RSA733676  Mimulus floribundus R. G. Swinney 1998-8-5 6651 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  RSA799863  Mimulus floribundus Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 7 Los Angeles Glendora Ridge Road. 1288 Comment
  RSA442752  Mimulus guttatus Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Creek, Mojave Desert. Comment
  UCR192660  Mimulus guttatus R. G. Swinney 1999-8-14 7628 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak 2146 Comment
  POM62  Mimulus guttatus P. A. Munz 1918-4-5 2021 Los Angeles Pomona. Comment
  RSA442763  Mimulus guttatus Geo. L. Moxley 1915-5-31 333 Los Angeles Falls of Santa Anita Canyon. Comment
  UCD122634  Mimulus guttatus Collector Unknown 1923-5-22 283 Los Angeles Eaton Canyon, Oak Flat, California. Comment
  RSA760587  Mimulus parishii R. G. Swinney 2008-9-9 9439 Los Angeles Big Rock Wash, 0.3 mi. north of junction of with Pallett Creek Rd. and Valyermo Rd. 1070 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
  UCR189844  Mimulus rubellus R. G. Swinney 1998-7-14 6455 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  CHSC1080  Mirabilis californica 1940-4-13 Los Angeles Spreading Grounds above Claremont. Comment
  SEINET4084697  Mirabilis californica var. californica R. Moran 1941-1 706 Los Angeles Santa Catalina Island on ridge north of Middle Ranch. 300 Comment
  UCR256254  Mirabilis laevis R. G. Swinney 2010-3-22 12086 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  CAS-BOT-BC434635  Mirabilis laevis var. crassifolia Geo. B. Grant 1901-6-23 4117 Los Angeles Pasadena Comment
  JEPS61332  Mirabilis laevis var. crassifolia Julia A. Bettys 1929-4-29 Los Angeles Huntington Park, Los Angeles Comment
  POM305306  Mirabilis laevis var. crassifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-22 626 Los Angeles Santa Susana Pass 293 Comment
  SD69362  Mirabilis laevis var. crassifolia Robert F. Thorne, P. Everett 1965-5-10 34451 Los Angeles Santa Catalina Island, Cape Canyon. Comment
  UC1587157  Mirabilis laevis var. crassifolia Tim Ross 1991-5-21 5404 Los Angeles e fork of Box Canyon (near its junction with the w fork); San Clemente Island 1463 Comment
  RSA715784  Mirabilis multiflora Scott D. White, Pam DeVries 2006-5-10 11422 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  CAS-BOT-BC434877  Mirabilis multiflora var. pubescens T. C. Fuller 1963-6-25 10702 Los Angeles N. side of Ave. D, Hwy 138, to Lancaster, 0.9 mi. e. of 24th St., 19.4 mi. e. of Gorman, w. Mojave Desert Comment
  CAS-BOT-BC219993  Monardella breweri subsp. lanceolata Alice Eastwood 1919-5-29 8970 Los Angeles San Gabriel Canyon Comment
  JEPS51856  Monardella exilis Frank W. Peirson 1921-5-19 2416 Los Angeles Little Rock Creek San Gabriel Mts. 1036 Comment
  SEINET12272525  Monardella lanceolata Unknown 1933-1 3514 Los Angeles Sulphur Springs, San Gabriel Mountains 1524 Comment
  RSA489577  Monardella lanceolata var. lanceolata James L. Reveal, C. Rose Broome 1987-6-24 6560 Los Angeles Pine Mountain, on ridge above Pine Mountain Campground, near a small horse corral, Los Padres National Forest, about 17 air miles north-northwest of Ojai and 5.2 miles east-southeast of California Hwy 33. 1829 Comment
  RSA230712  Monardella linoides subsp. stricta Robert F. Thorne, M. Z. Thorne 1969-7-9 38524 Los Angeles San Gabriel Mountains, Angeles National Forest: just S of Big Meadow, Big Pines 2088 Comment
  POM211787  Monardella viridis subsp. saxicola Louis C. Wheeler 1933-8-14 2081 Los Angeles San Dimas Canyon. 640 Comment
  CAS-BOT-BC349495  Monolopia lanceolata C. G. Pringle 1882-5-12 s.n. Los Angeles Tejon Pass Comment
  RSA92633  Monolopia lanceolata F. W. Peirson 1903-3-28 1377 Los Angeles Benedict's Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC108989  Mucronea californica Alice Eastwood 1913-5-11 3145 Los Angeles San Fernando Wash. Comment
  POM2173  Mucronea californica W. R. Shaw 1900-6-10 s.n. Los Angeles Claremont. Comment
  RSA0080683  Muehlenbeckia platyclada Bonnie C. Templeton 1963-6-11 9580 Los Angeles So. Oxford Street, Los Angeles. Comment
  RSA150864  Muhlenbergia appressa P. H. Raven 1962-4-12 173224 Los Angeles Near foot of canyon south of canyon below the Tomb, west side of San Clemente Island 137 Comment
  SBBG56961  Muhlenbergia asperifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  CAS-BOT-BC275323  Muhlenbergia microsperma Geo. B. Grant 1900-4-1 3440 Los Angeles Santa Anita Canyon Comment
  LA9664  Muhlenbergia microsperma Carl Epling; 1926-2-21 8739 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SBBG113129  Muhlenbergia microsperma S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 376 Los Angeles above W end of beach at Little Harbor 12 Comment
  RSA228903  Muhlenbergia richardsonis R. F. Thorne 1971-8-25 41271 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  CHSC95543  Muilla maritima LeRoy Gross 2005-4-28 2135 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  UCR149324  Muilla maritima R. G. Swinney 1998-4-14 5992 Los Angeles San Gabriel Mtns., Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  UCR223314  Muilla maritima R. G. Swinney 2009-5-20 10844 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  CAS-BOT-BC515102  Muilla maritima V. June Wetherell; C. F. Quibell 1960-4-29 241 Los Angeles Angeles National Forest, along road to Crystal Lake Recreation Area. Comment
  RSA590703  Muilla maritima Timothy S. Ross, Steve Boyd 1990-5-23 2636 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  SBBG108991  Munzothamnus blairii S. A. Junak 1996-10-1 SCl 695 Los Angeles middle portion of Horse Cyn, ca. 1.7 mi SW of Thirst 304 Comment
  SEINET4102696 Image available Munzothamnus blairii M. B. Dunkle 1939-1 7353 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  CAS-BOT-BC243701  Myoporum laetum Timothy S. Ross; Angelika Brinkmann-Busi 1992-3-28 6058 Los Angeles Rancho Palos Verdes, lower Altamira Canyon, first small canyon NW of Portuguese Point, San Pedro USGS 7.5' quad., Palos Verdes Peninsula 15 Comment
  UCR172736  Myoporum laetum Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles South Coast, Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 366 Comment
  CAS-BOT-BC101642  Myrica californica Dr. H. E. Hasse 1890-7-1 s.n. Los Angeles Rustic [Canon] Canyon near Santa Monica Comment
  UC5277  Myrica californica J. Burtt Davy October, 1896 2751 Los Angeles Santa Monica Comment
  RSA628798  Myriophyllum aquaticum H. L. Cogswell 1948-5-8 s.n. Los Angeles 3 mi. S. of El Monte. S.W. Cate Ditch property, San Gabriel River Wildlife Santuary. Comment
  RSA565754  Nandina domestica Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles Arroyo Seco Canyon; between Gould Mesa Picnic area and Oakwilde Picnic area Comment
  RSA377624  Narcissus tazetta Robert Gustafson 1981-3-18 2130 Los Angeles Ballona Wetlands, Area 3. Comment
  POM484104  Nassella lepida Robert M. Perkins 1936-4-20 134 Los Angeles Road to Malibu Lake. Comment
  UCSB478  Nassella lepida Ilch, D.; Gleason, C. 1933-5-29 Los Angeles San Dimas SRE Plot 304 - Block 28F; Angeles Forest Comment
  RSA91680  Nassella lepida F. W. Peirson 1918-4-28 1586 Los Angeles Summit of Turnbull Canyon, hills above Whittier Comment
  RSA0127214  Nasturtium officinale Louis C. Wheeler 1967-7-18 10075 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  RSA0004846  Navarretia atractyloides var. flavida F. W. Peirson 1921-6-20 2444 Los Angeles North Fork of San Gabriel River 457 Comment
  SBBG17781  Navarretia hamata P. H. Raven 1962-5-10 17724 Los Angeles above head of N fork of cyn just N of Gray 518 Comment
  SD28066  Navarretia hamata Carl B. Wolf 1932-5-10 3525 Los Angeles Santa Catalina Island; along the equestrian Trail, back of Avalon 259 Comment
  RSA656180  Navarretia hamata Joseph M. Keefe 1977-6-11 22158 Los Angeles Verdugo Mountains: Trail to Water Caves, south fork of Engleheard Canyon, one km south of Camp Max Straus, Glendale. 427 Comment
  UC557732  Navarretia hamata subsp. leptantha Nell Murbarger May 1936 159 Los Angeles San Clemente Island Comment
  RSA595931  Nemacladus sigmoideus L. C. Wheeler 1967-5-9 9388 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA240754  Nemophila menziesii var. menziesii Robert F. Thorne 1973-4-20 43016 Los Angeles San Gabriel Mountains. 1143 Comment
  RSA0017032  Nemophila menziesii var. menziesii Unspecified 670415 Los Angeles Angeles National Forest Upper Big Tujunga Wash Streamside. 1067 Comment
  UCR242114  Nemophila pedunculata Anuja Parikh, Nathan Gale 2010-4-27 3143 Los Angeles Tehachapi Mtns. Foothills/Western Mojave Desert, hills north of Quail Lake, along dirt road in Oso Canyon 1074 Comment
  CAS-BOT-BC349861  Nicolletia occidentalis E. E. Morse 1940-5-19 s.n. Los Angeles Wash between Palmdale and Piute Butte, Mohave Desert Comment
  UCR189836  Nicotiana attenuata R. G. Swinney 1998-8-31 6882 Los Angeles San Gabriel Mtns., San Antonio Ridge, 2.1 mi. west of West Mt. Baldy 2232 Comment
  OBI35608  Nicotiana glauca Rebecca Cicoria 1981-5-18 27 Los Angeles Portuguese Bend slide area, N of Narcissa Dr, Rancho Palos Verdes Comment
  RSA0114807  Nicotiana glauca Richard G. Swinney 2011-10-25 15894 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39. 1006 Comment
  RSA426778  Nicotiana glauca N. R. Zabriskie, Walter Zabriskie 1971-10-30 461 Los Angeles One of 2 individuals with Sambucus mexicana in untended area west side storm drain, north side bridge, Mission St. east of Garfield Ave., So. Pasadena Comment
  SBBG15685  Nuttallanthus texanus W. G. Webb 1935-3-3 Los Angeles Chevy Chase, San Rafael Hills, N of Glendale Comment
  UCR193435  Oenothera californica R. G. Swinney 1999-6-5 7266 Los Angeles San Gabriel Mtns., ridge extending west from Big John Peak, above Big John Flat 1817 Comment
  RSA11035  Oenothera californica subsp. californica Carl B. Wolf 1928-3-29 1592 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA72194  Oenothera californica subsp. californica F. W. Peirson 781 Los Angeles Los Angeles River, San Fernando Valley Comment
  POM183711  Oenothera cruciata Unspecified s.n. Los Angeles On the trail to Flumes 4 & 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  UCR131398  Oenothera laciniata Alison Lipman 1998-5-28 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  SBBG12658  Oligomeris linifolia E. R. Blakley 1962-6-9 5199 Los Angeles cyn W of rd, 2.5 mi N of China Pt 175 Comment
  UC557627  Opuntia Nell Murbarger 1936-3 94 Los Angeles San Clemente Island; mesa summit Comment
  RSA670808  Opuntia vaseyi Joseph M. Keefe 2001-1-19 30982 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  RSA765200  Orobanche californica subsp. feudgei Justin M. Wood 2010-5-10 1605 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  CAS-BOT-BC499739  Orobanche californica subsp. feudgei G. D. Abrams 1906-7-13 s.n. Los Angeles East Los Angeles Comment
  RSA0066513  Orobanche fasciculata Robert F. Thorne 1966-4-28 36235 Los Angeles Santa Catalina Island: Near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  RSA0059245  Orobanche uniflora subsp. occidentalis Samuel R. Tyson 1942-5-1 s.n. Los Angeles San Dimas Exper. For. trail to flumes 4 & 5, San Dimas Canyon. Comment
  CAS-BOT-BC502945  Orobanche vallicola D. L. Crawford 1916-7-8 547 Los Angeles Claremont: Blanchard Park Comment
  RSA407981  Orthocarpus purpurascens A. C. Johnston 1907-03 3461 Los Angeles Garvanza Comment
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Nov 25 2011
  RSA402082  Orthocarpus purpurascens George R. Johnston 1932-4-24 15119 Los Angeles 15 mi. E of Palmdale Comment
  RSA402092  Orthocarpus purpurascens Geo. L. Moxley 1917-4-15 s.n. Los Angeles On grassy hillside, Eagle Rock Comment
  POM4376  Orthocarpus purpurascens var. pallidus Amos Shummway 1903-04 s.n. Los Angeles Near Pasadena. Comment
  UC1375392  Osmorhiza brachypoda Colin M. Wainwright 1971-3-26 123 Los Angeles 5 mi n Claremont (off Mt. Baldy Road); Evey Canyon Comment
  SEINET6645789  Oxalis albicans G. B. Grant 898 Los Angeles Pasadena Comment
  POM353429  Oxalis albicans subsp. pilosa Louis C. Wheeler 1932-3-12 479 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  SBBG94268  Oxalis californica F. R. Fosberg 1931-4-13 4586 Los Angeles Pebbly Beach Cyn, right fork 35 Comment
  RSA0077538  Oxalis corniculata G. Wallace 1964-5-11 s.n. Los Angeles Arcadia. Comment
  RSA0096800  Oxytheca parishii var. parishii R. G. Swinney 2011-9-27 15702 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA64885  Oxytheca parishii var. parishii F. W. Peirson 1951-1 1782 Los Angeles Mt. Wilson, San Gabriel Mts Comment
  RSA199680  Paeonia californica I. W. Clokey, Bonnie C. Templeton 1929-04 4447 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA434242  Paeonia californica Louis C. Wheeler 1932-3-12 477 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  RSA434251  Paeonia californica D. A. Young 1969-4-4 p 310 Los Angeles 3 miles NW of Chatsworth, S of Hwy 118 on Santa Susana Road. 293 Comment
  RSA670716  Paeonia californica Bonnie C. Templeton 1969-5-5 11376 Los Angeles Near road to Malibu Lake, so. of Ventura Blvd. Alt: 900 ft. 274 Comment
  POM366050  Panicum acuminatum var. acuminatum H. E. Hasse 1902-1 s.n. Los Angeles San Gabriel Range Comment
  SBBG128297  Panicum capillare S. Ratay, R. Shea 2006-12-7 102 Los Angeles Buffalo Springs drainage Comment
  RSA703588  Parapholis incurva Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2083 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  SBBG101139  Parapholis incurva T. Ross 1992-4-14 6183 Los Angeles Lemon Tank Rd, ca. 25 m ESE of its intersection with the main N-S island rd 341 Comment
  RSA584622  Parietaria hespera var. hespera Tim S. Ross, Steve D. Boyd 1991-4-25 4610 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA678317  Parietaria hespera var. hespera Valerie L. Soza, Steve D. Boyd 2002-4-10 1398 Los Angeles Del Sur Ridge, east side of Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  RSA448014  Parietaria hespera var. hespera M. B. Dunkle 1939-4-3 7223 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UCR99497  Paspalum distichum Steve Boyd, Lauren Raz 1997-5-28 9878 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Cyn, south of Liebre Mtn. 939 Comment
  UCR204903  Paspalum vaginatum R. E. Riefner Jr. 2006-7-8 06- 290 Los Angeles South Coast, city of Malibu, Malibu Lagoon, west lagoon south of Pacific Coast Hwy 1 Comment
  RSA177784  Pectocarya linearis subsp. ferocula R. F. Thorne, P. Everett 1965-5-10 34459 Los Angeles Near Echo Lake, Santa Catalina Island 412 Comment
  SEINET3860014  Pectocarya penicillata R. G. Swinney 2009-4-24 10459 B Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 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
  UCR159708  Pedicularis semibarbata Orlando Mistretta, J. Mistretta 1992-9-22 826 Los Angeles Transverse Ranges, San Gabriel Mtns: Cooper Canyon 1902 Comment
  RSA535316  Pellaea andromedifolia T. S. Ross 1991-5-20 5369 Los Angeles San Clemente Island: north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  SEINET6429230  Pellaea andromedifolia G. B. Grant April 1904 918 Los Angeles Mt. Wilson, S Cal. Comment
  UCR277129  Pellaea mucronata R. G. Swinney 2010-9-23 13885 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA686914  Pellaea mucronata var. mucronata L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon. Los angeles National Forest Comment
  UC812402  Pellaea mucronata var. mucronata Ezra C. Knopf 282 Los Angeles Santa Catalina Is. Comment
  LA9088  Pennisetum setaceum Marjorie Bowler; 1937-9-21 sn Los Angeles 121 Comment
  RSA716883  Penstemon X dubius LeRoy Gross, Valentin Arvizu 2006-5-31 2470 Los Angeles Forest Service road surveys; Along Santa Clara Road (3N17.6) from Magic Mountain to a short distance pass (east) of Indian Canyon Road (4N37). 1321 Comment
  CHSC3695  Penstemon centranthifolius Mary Mac Arthur 1966-4-28 12 Los Angeles Horse trail camp- West Antelope Valley. 914 Comment
  LA200890  Penstemon centranthifolius A. M. Johnson; 1934-3-16 4363 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  NY583835  Penstemon centranthifolius A. M. Ottley 1920-5-3 564 Los Angeles Big Tujunga Wash 335.3 Comment
  PASA860  Penstemon centranthifolius M. Stason 1931-4-15 Los Angeles Wash near Azusa Comment
  RSA0086830  Penstemon centranthifolius R. G. Swinney 2011-6-14 15156 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
  UCR116294  Penstemon centranthifolius B. G. Pitzer 1998-5-12 3712 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  UCSB33619  Penstemon centranthifolius Miller, Brian 1963-6-15 Los Angeles Singing Springs; Mill Creek Canyon; San Gabriel Mts 1219 Comment
  NY601187  Penstemon grinnellii var. grinnellii T. S. Ross 1990-5-17 2595 Los Angeles San Gabriel Mountains: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1612.4 Comment
  RSA670700  Penstemon heterophyllus Bonnie C. Templeton 1947-5-21 6285 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UCR178921  Penstemon heterophyllus var. heterophyllus R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Colby Fire Rd., 100 yards south of Glendora Mtn. Road. 488 Comment
  UCR272617  Penstemon labrosus R. G. Swinney 2011-8-5 15592 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA401795A  Penstemon spectabilis Louis C. Wheeler 1931-6-2 S- 16 Los Angeles 2 mi. NE of Laverne 373 Comment
  RSA0094713  Penstemon spectabilis var. subviscosus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14320 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  UC103122  Penstemon spectabilis var. subviscosus C. F. Baker 1903-7-20 3348 Los Angeles Claremont Comment
  UCR270965  Penstemon spectabilis var. subviscosus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14320 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  SD116680  Pentachaeta lyonii K. Nakai, D. Verity and J. Ross 1981-5-21 763 Los Angeles Santa Monica Mountains; 200 yards south of Carlise road on Decker Canyon Road. 305 Comment
  SD82695  Pentagramma triangularis Louis C. Wheeler 1931-7-29 Los Angeles San Antonio Mountains, Coble's Canyon 609 Comment
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Jan 2 2014
  LA94192  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-6 1654 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 2 mi from canyon mouth. 304 Comment
  SEINET3873558  Pentagramma triangularis subsp. triangularis F. R. Fosberg 1931-3-20 R 76 Los Angeles Hamilton Canyon. Santa Catalina Island.; 0 35 Comment
  UC223681  Pentagramma triangularis subsp. triangularis C. F. Millspaugh 1920-1-10 4566 Los Angeles Wishbone; Santa Catalina Isl Comment
  UCSB62249  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-5 Los Angeles San Gabriel Mtns., Glendora Ridge, ca. 1/2 mi. no. of Cow Cyn. Saddle 1402 Comment
  UCD113667  Peraphyllum ramosissimum M. Vincent; L. Swade 1964-4-2 473 Los Angeles 1/4 mi. south from Valyermio Road on Pallett Road. Comment
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Aug 5 2014
  RSA0021420  Perezia microcephala L. Haines 1935-1-15 s.n. Los Angeles San Dimas Park Comment
  CATA3285  Peritoma arborea var. arborea Julie L. King 2017-3-1 63 Los Angeles Santa Catalina Island: Isthmus Rd. near zone 1 fence 176 Comment
  SD69594  Peritoma arborea var. arborea Robert F. Thorne, P. Everett 1965-5-11 34649 Los Angeles Santa Catalina Island;just above Cottonwood Dam in Cottonwood Canyon. 60 Comment
  POM158295  Perityle emoryi M. B. Dunkle 1928-4-29 1902 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  SD51752  Petalonyx thurberi subsp. thurberi Rimo Bacigalupi 1952-8-8 3897 Los Angeles In wash of Bee Creek, a tributary of Soledad Creek; in Soledad Canyon, 2.1 miles west of junction of Soledad Canyon road and Agua Dulce Canyon road. 526 Comment
  JEPS1475  Phacelia affinis Frank W. Peirson 1919-5-10 410 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  LA38560  Phacelia cicutaria var. hispida W. O. Griesel; May 1938 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  LA38564  Phacelia cicutaria var. hispida A. M. Johnson; 1934-5-4 4477 Los Angeles Santa Monica Mountains, Sepulveda Canyon, Towards tunnel Comment
  RSA0062564  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-20 12310 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA579467  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd 1994-5-10 7739 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA747225  Phacelia cicutaria var. hispida R. G. Swinney 2008-4-10 8629 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  POM74167  Phacelia ciliata F. W. Peirson 1908-4-18 866 Los Angeles Point Fermin. Comment
  RSA632125  Phacelia curvipes Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA42309  Phacelia davidsonii Lincoln Constance 1941-6-25 2854 Los Angeles North side of Vincent Gulch 2134 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
  RSA771896  Phacelia distans R. G. Swinney 2009-4-29 10619 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SD241055  Phacelia distans R. G. Swinney 2009-4-7 10290 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills and S.G. Valley: Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd, on west side of San Gaabraiel River channel (Azusa 7.5;Q) 168 Comment
  RSA426201  Phacelia distans E. S. Spalding 1923-3-28 s.n. Los Angeles Claremont. Comment
  RSA596372  Phacelia distans R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness park, Big Dalton Canyon. Big Dalton Canyon Rd, 1.4 mi. E of Glendora Mtn. Rd 457 Comment
  SBBG11783  Phacelia douglasii H. and M. Dearing 1935-4-13 1476 Los Angeles Bouquet Cyn, near Palmdale Comment
  JEPS24996  Phacelia egena Peter H. Raven 1960-5-21 15404 Los Angeles Triunfo Canyon Santa Monica Mountains 259 Comment
  JEPS21170  Phacelia fremontii A. D. Gifford 1935-3-27 516 Los Angeles 2 3/4 mi nne Sawmill Peak; Tejon Quadrangle 1219 Comment
  RSA518017  Phacelia fremontii Steve Boyd, Orlando Mistretta 1986-3-31 1555 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA421523  Phacelia fremontii Anstruther Davidson 1923-6-1 s.n. Los Angeles [Unspecified] Comment
  CATA1851  Phacelia grandiflora Denise Kraus, Patricia Moore 2000-5-12 32 Los Angeles Santa Catalina Island: (Goat Harbor burn area) Just downslope to northwest of intersection between western fuel break ridge and first ridge trending westward. Approximately 3,200 feet north of Airport Road. Just downslope of GHB Transect 4 381 Comment
  SFV10189  Phacelia grandiflora J. G. Cuti 1978-4-12 48 Los Angeles Verdugo Mountains La Tuna Canyon Road near eastbound onramp for 210 Freeway. Burnt over, north-facing, gradual slope. 450 Comment
  UCR86548  Phacelia grandiflora T. S. Ross 1992-5-17 6331 Los Angeles San Gabriel Mtns., Center W side of the San Gabriel Reservoir; short easterly spur canyon along Hwy 39 463 Comment
  JEPS1985  Phacelia grandiflora I. J. Condit c. 1912 Los Angeles San Dimas Comment
  RSA425038  Phacelia grandiflora Kathy Harper 1987-5-2 s.n. Los Angeles Santa Monica Mountains, Mulholland Hwy between Las Virgenes Valley overlook and Yerba Buena Rd. Comment
  RSA746417  Phacelia imbricata R. G. Swinney 2008-5-13 8857 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  RSA597281  Phacelia imbricata subsp. patula Tim S. Ross, Peter Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3729 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  UC1584235  Phacelia longipes Tim Ross and Steve Boyd 1990-6-6 2878 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle (sw edge) 644 Comment
  SBBG13134  Phacelia lyonii E. R. Blakley 1962-6-9 5206 Los Angeles cyn W of rd, 2.5 mi N of China Pt 213 Comment
  SD92009  Phacelia lyonii R. Mitchel Beauchamp, T. Oberbauer 1975-8-23 22695 Los Angeles San Clemente Island, China Canyon, above confluence of Iwo Jima Gulch 199 Comment
  UC881190  Phacelia lyonii Ezra C. Knopf 163 Los Angeles Santa Catalina Island Comment
  POM199783  Phacelia minor I. W. Clokey, Bonnie C. Templeton 1929-03 4532 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA651302  Phacelia minor Lori Ackerman, Gerald Braden 1988-4-22 2 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  SDSU6589  Phacelia minor H. Wedberg 1966-4-3 1182 Los Angeles Chaparral slope burned in 1964, above Hill Dr. at Neal, in Eagle Rock. 457 Comment
  UCR258910  Phacelia minor R. G. Swinney 2010-4-23 12353 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCD120565  Phacelia minor Arthur Alcantara 1993-4-1 s.n. Los Angeles Stetson Ranch, Santa Susana Mtns. N. on Balboa past I-5 fwy., rt. On Foothill Blvd., lt. on Glenoaks Blvd. and then a quick lt. onto dirt road, trail to top of hillside, on rt. Side of trail. 390 Comment
  RSA771578  Phacelia mohavensis R. G. Swinney 2009-6-2 11019 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1174693  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  UCSB45222  Phacelia parryi Davis, K. 1979-2-24 Los Angeles Santa Monica Mtns. near Hwy. 23, 2 miles north on the junction with Hwy. 1 152 Comment
  SBBG122083  Phacelia platyloba A. Parikh, N. Gale 2003-5-2 1742 Los Angeles 0.75 km N of jct of Interstate 5 and Magic Mtn Parkway, N of Santa Clara River 350 Comment
  UCR50875  Phacelia ramosissima A. C. Sanders 1988-5-18 7842 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  OBI70595  Phacelia tanacetifolia Steve Boyd, Lauren Raz 1997-3-26 9366 Los Angeles Liebre Mts region: Northern base of Portal Ridge at the mouth of Myrick Cyn, S edge of the Antelope Valley, S of Fairmont Reservoir. T7N R15w NE1/4 sec 14 1000 Comment
  RSA0108898  Phacelia tanacetifolia Richard G. Swinney 2011-4-1 14306 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mi south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA738064  Phacelia tanacetifolia Jane Snyder 1966-5-10 2 Los Angeles San Rafael Hills. 213 Comment
  RSA699162  Phacelia viscida Pomeroy 1929-4-7 s.n. Los Angeles Benedict Canyon. Comment
  IRVC26378  Phalaris aquatica Mark A. Elvin, Kim Marsden 2003-8-8 2976 Los Angeles Newhall Ranch, Santa Clara River, ca 100 m east of the Ventura Co. line Santa Clarita Valley 290 Comment
  UC122013  Phalaris caroliniana Dr. A. Davidson 1898-1 Los Angeles Los Angeles Comment
  SD90634  Phalaris lemmonii Robert F. Thorne 1966-4-17 36090 Los Angeles San Clemente Island; near reservoirs between Boulder & Horton, NE side of the island 487 Comment
  UCR121673  Phalaris minor J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  RSA0044609  Phlox gracilis A. C. Sanders 2007-4-19 33422 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  UCR178058  Phoenix canariensis LeRoy Gross 2003-2-22 743 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; Along Brand Canyon (fire burned this area in Summer-fall of 2002). Above one of the debris dams, below where the falls from the west fork drainage comes in. 320 Comment
  UC284111  Pholistoma auritum unknown Feb. 1898 832 Los Angeles Lincoln Park Comment
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Dec 18 2007
  UC457251  Pholistoma auritum Carl Epling April, 1931 Los Angeles Los Alisos Canyon Santa Monica Mts., Los Alisos Canyon Comment
  LA103332  Pholistoma auritum var. auritum Michael Neuman; 1984-3-17 30 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  LA81942  Pholistoma auritum var. auritum O. H. Kappler; 1944-4-2 574 Los Angeles Santa Monica Mountains, Las Flores-Cold Creek Road 548 Comment
  SD85081  Pholistoma racemosum Martin A. Piehl 1963-12-7 631070 Los Angeles San Clemente Island. Moist N slope on point across SE tip of isl. from Pyramid Head. 7 Comment
  SD215692  Phoradendron leucarpum subsp. tomentosum Louis C. Wheeler 1972-12-20 12787 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  UCSB1324  Phoradendron leucarpum subsp. tomentosum Beach, Kay 1943-12-23 Los Angeles San Dimas Exp. Forest; Fern Canyon trail by gage 72 Comment
  RSA133174  Phoradendron macrophyllum Philip A. Munz 1960-1 s.n. Los Angeles 4141 Via Padova, Padua Hills, three miles north of Claremont. 518 Comment
  POM180305  Phoradendron villosum Louis C. Wheeler 1932-4-10 610 Los Angeles San Gabriel Mountains: Gleason Canyon at Aliso Canyon Road. 915 Comment
  UC848880  Phoradendron villosum Marcus E. Jones, A. M. 1882-2-27 3028 Los Angeles Pasadena Comment
  UC56840  Phyla lanceolata Ernest Braunton 1902-6-8 447 Los Angeles Ballona Comment
  UC723838  Phyllospadix torreyi C. Epling July, 1933 Los Angeles Palos Verdes Comment
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Nov 21 2013
  CAS-BOT-BC452033  Phyllospadix torreyi Robert F. Thorne 1970-3-5 39369 Los Angeles Santa Catalina Island: Catalina Harbor at Isthmus 0 Comment
  UC884815  Physalis acutifolia Louis C. Wheeler 1932-7-19 964 Los Angeles 2 mi n Claremont 411 Comment
  LA82118  Pickeringia montana subsp. montana O. H. Kappler; 1940-5-26 26 Los Angeles Santa Monica Mountains, Trancas Canyon, top of W fork, 1 mi N of Lechusa Fire Station 518 Comment
  CAS-BOT-BC78445  Pinus contorta subsp. murrayana Le Roy Abrams; E. A. McGregor 1908-7-3 624 Los Angeles North Baldy Mountain, San Gabriel Mountains 1676 Comment
  SEINET10833940  Pinus halepensis Chester T. Dziekanowski, David B. Dunn; Charlene A. Bennett 1976-7-20 Dziekanowski 2413 Los Angeles Collected in San Dimas, at 730 Walnut St. Comment
  RSA0078386  Pinus lambertiana R. G. Swinney 2010-10-8 14007 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  RSA384324  Pinus lambertiana L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. San Antonio 3049 Comment
  RSA594972  Pinus sabiniana T. S. Ross 1995-4-26 8384 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 0.9 road-mile NE of its junction with the Old Ridge Route; ca 4550 ft SSW of Sandberg Triangulation Point (5345 ft). 1341 Comment
  RSA577895  Piperia cooperi Louis C. Wheeler 1936-6-12 4152 Los Angeles Monroe Canyon, San Gabriel Mountains. 549 Comment
  SBBG36984  Piperia cooperi unknown -Apr-1893 Los Angeles Los Angeles Comment
  RSA549226  Piptatherum miliaceum Scott D. White 1992-10-8 922 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA730069  Piptatherum miliaceum R. G. Swinney, D. W. Larson 1999-5-29 7230 Los Angeles San Gabriel Mtns.: San Dimas Canyon, at waterfall in main fork 600 m north of confluence with East Fork Comment
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Dec 17 2012
  UC1587210  Piptatherum miliaceum Tim Ross 1991-5-20 5358 Los Angeles 3300 ft nw 750 ft BM (upper reaches of drainage); San Clemente, Wilson Cove Canyon drainage 141 Comment
  UCR50865  Piptatherum miliaceum A. C. Sanders 1988-5-18 7839 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA589193  Plagiobothrys arizonicus T. S. Ross 1991-4-27 4681 Los Angeles MOJAVE DESERT: Black Butte Basin Road at intersection with Avenue 'U , NW corner; 0.85 mile and ca 152 deg SW of Three Sisters (buttes). 959 Comment
  POM368861  Plagiobothrys canescens F. R. Fosberg 1932-5-7 10648 Los Angeles Ridges of Grand Canyon, Santa Catalina Island. Comment
  RSA347571  Plagiobothrys canescens B. A. Prigge 1986-3-20 6954 Los Angeles Santa Monica Mountains: Medea creek, just north of Paramount Ranch State Park. 232 Comment
  UCR270856  Plagiobothrys collinus R. G. Swinney 2011-5-24 14796 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
  UC888351  Plantago coronopus F. R. Fosberg 1931-4-22 S 4671 Los Angeles Eagle's Nest Santa Catalina Island, Middle Ranch Canyon 200 Comment
  UC1211109  Plantago erecta Huron H. Smith 1912-5-1 4890 Los Angeles Eagle Rock Valley 152 Comment
  JEPS6390  Plantago erecta W. L. Jepson 1939-4-14 19103 Los Angeles Russell Valley, along U.S. Highway 101, near the Ventura Co. line Russell Valley Comment
  POM16378  Plantago erecta Fossler 1923-4-2 s.n. Los Angeles Near Arroyo Seco, Pasadena Comment
  SDSU1029  Plantago erecta R. M. Beauchamp 1967-3-20 377 Los Angeles Above Abalone Point, South of Avalon. Comment
  POM4820  Plantago hirtella var. galeottiana O. Kenney 1890-1 s.n. Los Angeles Collected near Pasadena Comment
  RSA412569  Plantago major Edwin Kline 1924-8-3 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  CATA2327  Plantago ovata Howard L. Ferguson 1980-4-16 130 Los Angeles San Clemente Island: S of Nots Canyon on E side of Island 91 Comment
  SBBG50110  Plantago ovata var. insularis M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SEINET3892861  Platanthera sparsiflora R. G. Swinney 1998-7-14 6415 Los Angeles San Gabriel Mtns.: Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi south of Camp Lupine (Mount San Antonio 7.5' Q.:).; 0 2195 Comment
  UCR190047  Platanthera sparsiflora R. G. Swinney 1998-10-3 7004 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  CAS-BOT-BC93180  Platanus racemosa Le Roy Abrams; E. A. McGregor 1908-7-2 529 Los Angeles Rock Creek, desert slopes of the San Gabrile Mountains. 1219 Comment
  CAS-BOT-BC93181  Platanus racemosa Le Roy Abrams 1901-4-3 1253 Los Angeles Santa Monica Mountains. 182 Comment
  POM8945  Platanus racemosa P. A. Munz 1920-3-17 3348 Los Angeles Lone Hill, San Dimas. 305 Comment
  UCR104742  Platanus racemosa David Charlton 1989-4-30 2995 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  UCR214605  Platanus racemosa A. C. Sanders, Dan S. Cooper 2010-3-12 37386 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG70067  Platystemon californicus M. N. Ackley 1926-5-6 774 Los Angeles Little Rock foothills 914 Comment
  SD218287  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 108 Los Angeles City of Malibu, ca. 0.2 mile east of La Piedra State Beach. Comment
  UCR222651  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-27 08- 385 Los Angeles South Coast, city of Malibu, ocean bluff west of El Matador State Park 6 Comment
  RSA640941  Poa pratensis L. C. Wheeler 1967-8-8 10345 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  UCSB453  Poa pratensis Albright, S. 1957-5-27 Los Angeles UCLA campus near medical center 76 Comment
  SEINET10659371  Poa scabrella F. R. Fosberg, Joseph A. Ewan 1931-8-13 Fosberg 4892 Los Angeles Gravelly trailside soil, Islip trail near Islip-Hawkins divide. 2286 Comment
  RSA545331  Poa secunda Timothy S. Ross 1992-4-14 6154 Los Angeles San Clemente Island. Central E side of island; just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  RSA596888  Poa secunda Timothy S. Ross, J. Mark Porter 1995-5-4 8515 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA628880  Poa secunda L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA704358  Poa secunda Gary D. Wallace, M. Z. Wallace 1982-4-24 1927 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  UCR126656  Poa secunda A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26113 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
  UCR126801  Poa secunda L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns., Aliso Canyon c. 0.5 mi SSW of Blum Ranch 945 Comment
  UCR190895  Poa secunda R. G. Swinney 1998-7-2 6224 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SBBG70016  Polycarpon depressum A. J. McClatchie 1893-6-26 Los Angeles Pasadena 609 Comment
  LA202581  Polygala cornuta var. fishiae Monte Lloyd; 1950-7-15 500715p 1115 Los Angeles 152 Comment
  RSA755928  Polygonum arenastrum Orlando Mistretta, Christine Mistretta 2008-4-10 2410 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
  SBBG17791  Polygonum arenastrum P. H. Raven 1962-7-11 18016 Los Angeles docks area, Wilson Cove 9 Comment
  RSA464410  Polygonum aviculare subsp. aviculare E. Crow 1928-3-21 275 Los Angeles Claremont. Comment
  UCR206480  Polygonum hydropiperoides R. G. Swinney 2008-5-30 8895 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA689869  Polypodium californicum Albert J. Perkins 1895-4-18 s.n. Los Angeles Mt. Lowe Comment
  UC399457  Polypodium californicum C. F. Millspaugh 1920-1-12 4573 Los Angeles Middle Ranch Canyon; Santa Catalina Isl. Comment
  UCSB62380  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills, near Pomona Comment
  RSA689894  Polypodium californicum M. B. Dunkle 1929-1-26 2045 Los Angeles Santa Catalina Island. Fern Canyon H.S. [High School]. Comment
  UCSB62355  Polypodium californicum Kiefer, Lawrence 1967-4-15 Los Angeles San Gabriel Mtns., N of Altadena, Rubio Canyon, ca. 1/2mi above the dam 609 Comment
  UCSB8302  Polypodium californicum Jacobson, A. 1959-3-28 Los Angeles Topanga Canyon, 10 mi inland from Hwy 101. Comment
  RSA191036  Polypogon viridis R. F. Thorne 1963-1 s.n. Los Angeles Rancho Santa Ana Botanic Garden, Claremont. 396 Comment
  UCR146516  Polystichum imbricans Scott D. White, Michael Honer 2004-6-30 10537 Los Angeles San Gabriel Mountains, Mt. Baldy (town); W fork of San Antonio Creek within and just above uppermost residential neighborhood 1433 Comment
  RSA693288  Polystichum imbricans subsp. imbricans L. E. Hoffman 1930-5-12 s.n. Los Angeles Millard's Canyon. Angeles National Forest. Comment
  IRVC27786  Populus fremontii A. C. Sanders 2005-5-11 30204 Los Angeles Santa Clarita area, upper Plum Cyn along Plum Cyn Rd between crest and vernal pool on bench in mid cyn, NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 579 Comment
  UCR276976  Populus fremontii R. G. Swinney 2010-6-1 13145 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
  SDSU9168  Prunus fasciculata D. F. Howe 1947-5-6 1560 Los Angeles Just E of Big Pines. 1829 Comment
  RSA9739  Prunus fasciculata var. fasciculata Louis C. Wheeler 1932-4-10 609 Los Angeles San Gabriel Mts., 3 mi. S of Vincent. 1067 Comment
  RSA23553  Prunus ilicifolia Carl B. Wolf 1939-12-28 9547 Los Angeles Mint Canyon, 1 mi. above junction with Soledad Canyon. 457 Comment
  RSA596036  Prunus ilicifolia Tim S. Ross, J. Mark Porter 1995-5-4 8404 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA453245  Prunus ilicifolia subsp. ilicifolia Thekla Mohr 1911-07 s.n. Los Angeles Eaton's Canyon. Comment
  SDSU9178  Prunus ilicifolia subsp. lyonii R. M Beauchamp 1967-6-3 561 Los Angeles San Clemente Island. Grove of trees in bottom of canyon south of Thirst. 457 Comment
  POM18978  Prunus lyonii Philip A. Munz 1923-4-10 6757 Los Angeles San Clemente Island: canyon south of 'Lemon Tank'; west coast. Comment
  RSA580457  Prunus virginiana var. demissa Tim S. Ross, Steve D. Boyd 1994-5-11 7801 Los Angeles Atmore Meadows: between Liebre and Sawmill Mountains; streams draining southward to the North Fork of Fish Canyon. (sections not demarcated). 1317 Comment
  SBBG3066  Prunus virginiana var. demissa H. and M. Dearing 1937-7-18 660 Los Angeles San Antonio Peak Comment
  CATA607  Pseudognaphalium biolettii Mark L. Hoefs 1991-4-8 1054 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  RSA0105009  Pseudognaphalium biolettii R. G. Swinney 2011-4-26 14517 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  UCD135042  Pseudognaphalium biolettii Scott Horiuchi; Kelly Robinson 1996-4-28 32 Los Angeles Temescal Canyon, 1 mile along the Temescal Ridge Trail. Comment
  OBI16442  Pseudognaphalium biolettii Robert J. Rodin 1953-5-2 5818 Los Angeles On a cliff near the sea just S of White's Cove, Catalina Island Comment
  RSA0115742  Pseudognaphalium biolettii Steven A. Junak 1999-5-22 SCa- 1003 Los Angeles Santa Catalina Island. At end of Goat Harbor, W fork of canyon. 54 Comment
  CAS-BOT-BC356709  Pseudognaphalium californicum Alice Eastwood 1906-5-27 147 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  CAS-BOT-BC356719  Pseudognaphalium californicum John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  SBBG133393  Pseudognaphalium californicum D. Pivorunas, J. Savage, J. Lambert, J. Dunn 2003-5-28 DP- 5 -2003 Los Angeles Tota on bench below main plateau 344 Comment
  SBBG96752  Pseudognaphalium luteoalbum S. Boyd with T. Ross, L. Arnseth 1990-4-7 4276 Los Angeles lower half of China Cyn Comment
  CATA1521  Pseudognaphalium luteoalbum Mark L. Hoefs, Steven A. Junak 1996-7-9 2739 Los Angeles Santa Catalina Island: Upper Cape Canyon Reservoir 341 Comment
  JEPS26124  Pseudognaphalium microcephalum Peter H. Raven 1958-9-28 13738 Los Angeles Elysian Park Santa Monica Mountains, Elysian Park 213 Comment
  CAS-BOT-BC357634  Pseudognaphalium stramineum I. M. Johnston 1918-9-1 2136 Los Angeles San Antonio Mountains. Brown's Flats 1310 Comment
  RSA650248  Pseudotsuga macrocarpa Peter Gail s.n. Los Angeles Near Mt. Wilson Hotel. Comment
  UCR101529  Pseudotsuga macrocarpa Steve Boyd, T. S. Ross, Laura Moore, V. Soza 1997-7-8 10001 Los Angeles San Gabriel Mtns., Northern flank of Sawmill Mtn., upper Heryford Canyon watrshed, along Sawmill Mtn. Road (7N23), c. 0.7 m from the junction w/ Maxwell Truk Trail & Burnt Peak Road. 1500 Comment
  RSA561598  Pteridium aquilinum var. pubescens Steve Boyd, Walter Appleby 1993-5-24 8167 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within Tujunga Ranger District of Angeles National Forest. Seepages along upper end of Wilson Canyon Road, south of Wilson Canyon Saddle and east of the communications facilities. 945 Comment
  RSA589229  Pteridium aquilinum var. pubescens T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2908 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  CAS-BOT-BC421206  Pterostegia drymarioides Tim Ross; Orlando Mistretta 1993-5-27 7341 Los Angeles W end of the San Gabriel Mtns: Wilson Canyon 621 Comment
  POM2158  Pterostegia drymarioides W. R. Shaw 1900-4-8 77 Los Angeles Live Oak Ca - on Comment
  RSA151285  Pterostegia drymarioides Peter H. Raven 1962-4-9 17167 Los Angeles San Clemente Island: small arroyo above Wilson Cove. 61 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
  RSA252928  Purshia tridentata var. glandulosa Robert F. Thorne, C. W. Tilforth 1973-4-20 43029 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High and c. 1.5 mi E of Big Rock Springs 1372 Comment
  SEINET10628886  Pyrus communis Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2581 Los Angeles City of San Gabriel. Howie's Ranch Market, 6580 N. San Gabriel. Comment
  UC993203  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  RSA646987  Quercus X grandidentata LeRoy Gross, Michael Honer, Lel Lubinsky 2000-4-27 196 Los Angeles San Rafael Hills: South of Descanso Garden and north of the main ridge. 488 Comment
  RSA656133  Quercus X grandidentata Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 667 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 549 Comment
  RSA476847  Quercus agrifolia Ora M. Clark 1929-1-27 1489 Los Angeles North Hollywood Comment
  UCR258906  Quercus agrifolia R. G. Swinney 2010-8-16 13529 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  POM273499E  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  RSA655463  Quercus berberidifolia LeRoy Gross 2000-11-12 332 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  UCR197182  Quercus berberidifolia Valerie Soza, LeRoy Gross 2001-5-9 1198 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  RSA675012  Quercus chrysolepis LeRoy Gross 2003-3-1 751 Los Angeles South side; Along Stough Canyon Motorway (dirt road). Pass the nature center. 509 Comment
  UC1746088  Quercus chrysolepis Annetta M. Carter, Arthur Carter 1935-9-12 975 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  UCSB68622  Quercus durata Gross, LeRoy; Fraga, Naomi; Hogshead, Bill 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway; (Burbank 7.5 Quad.: T2N R13W S30, NW1/4) 556 Comment
  POM121997  Quercus durata var. gabrielensis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  POM19010  Quercus durata var. gabrielensis E. S. Spalding 1921-2-23 s.n. Los Angeles Near Palmer Canyon, north of Claremont. Comment
  POM20902  Quercus durata var. gabrielensis Fordyce Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  RSA477125  Quercus durata var. gabrielensis I. M. Johnston 1925-4-11 s.n. Los Angeles Mount Lowe Comment
  RSA737486  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-12 4107 Los Angeles La Verne. 152m N Baseline, 1.37km west of Live Oak Cyn Road & 1.28km east of Marshall Creek Comment
  SBBG119320  Quercus durata var. gabrielensis V. Soza with L. Gross 2001-4-24 1172 Los Angeles Santa Anita Cyn, W side of Santa Anita Cyn Rd across from the Santa Anita Dam; T1N R11W S10, NE/4, SW/4 549 Comment
  CAS-BOT-BC94176  Quercus engelmannii Geo. B. Grant 1902-6-1 1086 Los Angeles Pasadena Comment
  CAS-BOT-BC94178  Quercus engelmannii Geo. B. Grant 1901-1-1 s.n. Los Angeles Pasadena Comment
  JEPS38019  Quercus engelmannii Sargent and Canby Mar 1894 Los Angeles Pasadena Comment
  SBBG44652  Quercus engelmannii W. B. Holt 1941-10-31 24 -1941 Los Angeles Monrovia Comment
  SBBG44663  Quercus engelmannii W. B. Holt 1941-10-31 Los Angeles Monrovia Comment
  SBBG58947  Quercus engelmannii unknown 1928-8-26 Los Angeles Pasadena Comment
  SEINET8987488  Quercus john-tuckeri Unknown 2013-1 236 Los Angeles Rancho Santa Ana Botanic Garden Comment
  CAS-BOT-BC61502  Quercus lobata Geo. B. Grant 1901-5-12 3719 Los Angeles Pasadena Comment
  CAS-BOT-BC61543  Quercus lobata Vernon O. Bailey 1907-10-29 s.n. Los Angeles San Fernando Valley, 10 miles south of Fernando Comment
  CAS-BOT-BC61549  Quercus lobata Louis Wheeler 1933-8-5 2050 Los Angeles Encino, S side San Fernando Valley 228 Comment
  CATA1010  Quercus pacifica Mark L. Hoefs 1994-7-18 1894 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  SD114004  Quercus pacifica Darley F. Howe 1953-5-2 2267 Los Angeles Santa Catalina Island, near mouth of Wain Canyon Comment
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Jun 10 2014
  UCD14056  Quercus pacifica John M. Tucker 1992-3-31 No.'s 6-8 Los Angeles California, Los Angeles Co.; Santa Catalina Island, upper Middle Ranch Canyon below pump station, roughly 4 1/2 mi. west of Avalon, Comment
  RSA159295  Quercus tomentella Peter H. Raven 1962-7-10 17981 Los Angeles Canyon below Lemon Tank in dump; San Clemente Island. 244 Comment
  SBBG95705  Quercus tomentella M. B. Dunkle 1928-11-2 2028 Los Angeles Gallagher Cyn Comment
  SD69514  Quercus tomentella Robert F. Thorne 1966-4-5 35823 Los Angeles Santa Catalina Island, Cape Canyon 274 Comment
  RSA748582  Rafinesquia californica Scott D. White, Justin M. Wood 2009-5-6 12640 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  SBBG117021  Rafinesquia californica S. A. Junak with M. L. Hoefs 2001-5-5 SCa 1512 Los Angeles near rd to Cape Cyn ridgetop, on N side of Middle Ranch Cyn 402 Comment
  SD51911  Rafinesquia californica Peter H. Raven 1962-5-8 17608 Los Angeles San Clemente Island, second canyon south of Seal Cove 29 Comment
  RSA527593  Rafinesquia californica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4418 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UC565545  Rafinesquia neomexicana Herbert L. Mason 1926-4-27 3062 Los Angeles 30 mi w Victorville Comment
  OBI30247  Ranunculus californicus Stevan L. Rice 1969-3-10 S 411 Los Angeles 1/2 mi from gate 6 of Puddingstone State Park off of San Dimas Ave in a cyn 300 yds NW of the rd 305 Comment
  CAS-BOT-BC378878  Ranunculus californicus var. californicus Wesley O. Griesel 1961-3-16 s.n. Los Angeles Hollywood Hills 305 Comment
  POM199730  Ranunculus hebecarpus I. W. Clokey, Bonnie C. Templeton 1929-04 4429 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  SBBG131515  Raphanus sativus S. A. Junak 2000-5-18 SCa 1301 Los Angeles N side of N Shore Rd, 0.6 mi E of turn-off for Howland's Landing 39 Comment
  SEINET11261090  Raphanus sativus Robin Schramm, Richard Schoeninger; Vicki Schramm; Bill Schramm 1998-3-15 22 Los Angeles Whittier Hills, formerly Cheveron Oil property. Overgrown fire road beginning at Bacon Rd and extending behind Mar Vista School and Catalina Ave.; 0 Comment
  RSA0091343  Rhamnus californica subsp. californica R. G. Swinney 2011-5-12 14692 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  UC410549  Rhamnus californica subsp. californica Alice Eastwood 1928-6-15 15402 Los Angeles Claremont Comment
  LA207742  Rhamnus crocea Willis H. Wheeler; 1931-3-27 sn Los Angeles Live Oak Canyon W of La Verne 380 Comment
  LA207791  Rhamnus crocea Paul Gripp; May 1954 sn Los Angeles Mt. Gleason Rd., Tujunga Comment
  RSA390806  Rhamnus crocea Louis C. Wheeler 1932-4-1 539 Los Angeles Liveoak Wash near La Verne. 404 Comment
  RSA390810  Rhamnus crocea George B. Grant, Wheeler 1904-5-7 s.n. Los Angeles Glendora. Comment
  UC18538  Rhamnus crocea Dr. A. Davidson 1891-1 Los Angeles Comment
  CAS-BOT-BC59844  Rhamnus ilicifolia W. R. Dudley; F. H. Lamb 1896-6-7 4355 Los Angeles Kings Canyon, Antelope Valley. Comment
  UC80243  Rhamnus ilicifolia Minnie Reed Los Angeles near Pasadena Comment
  UCSB11512  Rhamnus ilicifolia Haines, Bruce 1962-3-11 Los Angeles 5 miles north of Pacific Ocean on California Highway 27; Topanga 259 Comment
  CAS-BOT-BC59780  Rhamnus pirifolia Geo. B. Grant 1906-9-1 7161 Los Angeles Catalina Is. Comment
  CAS-BOT-BC59781  Rhamnus pirifolia G. B. Grant 1901-4-9 8972 Los Angeles Avalon. Comment
  RSA183001  Rhamnus pirifolia S. Carlquist, Robert F. Thorne 1966-4-29 1830 Los Angeles Santa Catalina Island. On upper slopes of Blackjack Mountain near beginning of road down to White's Landing Comment
  SBBG78556  Rhamnus pirifolia F. R. Fosberg 1932-5-7 8151 Los Angeles Grand Cyn, upper falls 130 Comment
  UC1211008  Rhamnus pirifolia Huron H. Smith 1912-6-21 5120 Los Angeles s end Santa Catalina Island Santa Catalina Island 518 Comment
  RSA213398  Rhus integrifolia Reid V. Moran 1941-2-18 582 Los Angeles San Clemente Island, Middle Ranch 350 Comment
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Jun 5 2014
  RSA0031690  Rhus laurina M. J. Schoenfeld 1967-8-21 8 Los Angeles Glendale Foothills. 213 Comment
  CAS-BOT-BC167940  Rhus ovata Louis C. Wheeler 1931-11-11 341 Los Angeles 2 mi. SW Girard, Santa Monica Mts. 426 Comment
  RSA76949  Rhus ovata F. W. Peirson 1920-5-1 106 Los Angeles South slope of the San Gabriel Mountains, Eaton Canyon. 609 Comment
  CDA35345  Rhus trilobata E. Pencall 1960-9-21 s.n. Los Angeles Three Points. 0 Comment
  CAS-BOT-BC92293  Ribes amarum L. R. Abrams 1899-1-1 s.n. Los Angeles Millards Canon [Canyon]. Comment
  CAS-BOT-BC92299  Ribes amarum Geo. B. Grant 1902-4-1 s.n. Los Angeles Lincoln Park. Pasadena. Comment
  CLARK-A1528-4115  Ribes amarum John C. Roos 1942-4-18 1085 Los Angeles San Gabriel Mountains Comment
  UC162037  Ribes amarum Geo. B. Grant 1906-2-21 6593 Los Angeles Mt. Wilson Comment
  UCR24391  Ribes amarum John C. Roos 1942-4-18 1085 Los Angeles Transverse Range; San Gabriel Mtns., East Fork of Santa Anita Canyon Comment
  RSA98695  Ribes aureum var. gracillimum C. R. Quick 1931-2-14 47 Los Angeles Arcadia. Comment
  LA91458  Ribes californicum var. hesperium Bruce Douglas Clayton; Greg Shaw 1972-4-4 58 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus 554 Comment
  POM48025  Ribes californicum var. hesperium C. F. Baker 1901-1-1 3981 Los Angeles Hills near Claremont. Comment
  RSA476450  Ribes californicum var. hesperium Unspecified 1920-06 s.n. Los Angeles Santa Monica Range, Canyon of low Mts. Comment
  UC1127394  Ribes californicum var. hesperium R. St. John 1933-2-7 330 Los Angeles Head of Towley Canyon, Plot #13 Santa Susana Quadrangle Comment
  UC11563  Ribes californicum var. hesperium J. H. Barber 1897-1-17 19 Los Angeles Sullivan's Canyon Santa Monica Mountains Comment
  UC11621  Ribes californicum var. hesperium W. H. Brewer 1861-2-1 168 Los Angeles San Gabriel Comment
  UC69256  Ribes californicum var. hesperium Ernest Braunton Jan 1903 751 Los Angeles Eaton Canyon Comment
  UC69257  Ribes californicum var. hesperium Ernest Braunton 1903-1-15 766 Los Angeles Glendora Comment
  RSA278303  Ribes cereum var. cereum John F. Emmel 1976-7-13 552 Los Angeles NE upper slope of Mount San Antonio. 3049 Comment
  RSA796268  Ribes divaricatum var. parishii Brian C. Miller 1963-3-9 s.n. Los Angeles Whittier Narrows, San Gabriel River, Pico Rivera. 122 Comment
  RSA0008288  Ribes divaricatum var. parishii I. M. Johnston 1918-7-28 2101 Los Angeles San Gabriel River at El Monte. 91 Comment
  CAS-BOT-BC173101  Ribes indecorum Louis C. Wheeler 1932-1-31 440 Los Angeles San Gabriel Mts. 1 mi. E Palmer Canyon 609 Comment
  CAS-BOT-BC173111  Ribes indecorum C. F. B. 1904-2-17 4009 Los Angeles Claremont Comment
  UCD170564  Ribes indecorum R. G. Swinney 2009-3-20 10140 Los Angeles San Gabriel Mtns. Foothills, Azusa/Irwindale, mouth of San Gabriel River Canyon, 100-400 m north of I-210 Fwy, 300 m east of the river channel. 177 Comment
  IRVC26289  Ribes malvaceum var. viridifolium Mark A. Elvin, Cathleen Weigand 2003-5-22 2903 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  LA91427  Ribes malvaceum var. viridifolium Bruce Douglas Clayton; Greg Shaw 1972-4-7 74 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, Upper Temecal and Rustic Canyons 490 Comment
  RSA180085  Ribes malvaceum var. viridifolium Peter H. Raven 1962-5-10 17711 a Los Angeles North of Thirst, San Clemente Island. 305 Comment
  UCR270520  Ribes malvaceum var. viridifolium R. G. Swinney 2011-3-22 14191 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  CAS-BOT-BC205997  Ribes menziesii John Thomas Howell 1928-2-9 3326 Los Angeles On trail between Sierra Madre and Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  RSA240445  Ribes nevadense W. L. Stern 1969-8-14 2817 Los Angeles Angeles Crest Hwy, 1.2 miles SE Dawson Saddle near Whitethorne Picnic Area. 2322 Comment
  CAS-BOT-BC209701  Ribes quercetorum Louis C. Wheeler 1932-4-9 575 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  RSA578249  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-5-4 7667 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  POM11582  Ribes roezlii var. roezlii P. A. Munz 1921-6-17 4670 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2043 Comment
  RSA754356  Ribes speciosum Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1750 Los Angeles Turnbull Canyon, Turnbull Canyon Road 349 Comment
  UCD102504  Ribes speciosum Richard Bates 1949-4-1 s.n. Los Angeles Faculty Hill, UCLA campus, Westwood. Comment
  CHSC53241  Ricinus communis L. P. Janeway 1988-12-24 3160 Los Angeles Puente Hills, between Whittier and La Puente. In Arroyo San Miguel. Oil company land. 175 Comment
  HSC12674  Ricinus communis Wendell Wood 1970-6-21 25 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  UCR261783  Ricinus communis R. G. Swinney 2010-2-27 11741 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA279083  Robinia pseudoacacia R. F. Thorne 1971-4-9 41518 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek 457 Comment
  SD197727  Rorippa curvisiliqua R. G. Swinney 2008-4-30 8696 Los Angeles San Gabriel Mountains; Glendora, Big Dalton Canyon Debris Basin. 341 Comment
  UC729762  Rorippa nasturtium-aquaticum Carl B. Wolf 1932-5-12 3606 Los Angeles near bridge on lower road to Isthmus (Middle Ranch Canyon, Santa Catalina Island); Santa Catalina Island, Middle Ranch Canyon 30 Comment
  UCR186903  Rorippa nasturtium-aquaticum A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32017 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA451663  Rosa woodsii subsp. gratissima Unspecified s.n. Los Angeles On the trail to Flumes 4 and 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  CAS-BOT-BC146959  Rosa woodsii var. gratissima Le Roy Abrams; E. A. McGregor 1908-7-5 652 Los Angeles [Swartout] Swarthout Canyon, desert slopes of the San Gabriel Mountains 1828 Comment
  RSA729577  Rubus discolor R. G. Swinney, D. W. Larson 1999-5-15 7177 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UC52228  Rumex acetosella unknown May 1903 Los Angeles Comment
  LA99292  Rumex conglomeratus Peter H. Raven; Henry J. Thompson 1960-7-17 15543 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  RSA0110557  Rumex conglomeratus Steven A. Junak, Keri Kirkland 1998-7-17 SCa- 779 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, ca. 0.4 air miles inland from beach. 36 Comment
  SEINET3160777  Rumex salicifolius G. B. Grant, W. Wheeler 1904-5-7 1138 Los Angeles at Glendora Comment
  CAS-BOT-BC445801  Sagittaria montevidensis Dr. H. E. Hasse 1893-6-30 s.n. Los Angeles Near Santa Monica Comment
  UC1537577  Salazaria mexicana Gordon H. True Jr. 1935-5-16 297 Los Angeles 4 mi s Palmdale; s of Palmdale 944 Comment
  UCR222742  Salazaria mexicana R. G. Swinney 2009-4-29 10611 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
  CAS-BOT-BC103150  Salix bonplandiana Louis C. Wheeler 1932-3-10 460 Los Angeles Big Dalton Canyon, San Gabriel Mts. 426 Comment
  CAS-BOT-BC103163  Salix bonplandiana L. R. A. 1901-4-5 1362 Los Angeles [Canon] Canyon near Chatsworth Park Comment
  RSA630276  Salix exigua LeRoy Gross 1999-2-25 123 Los Angeles Verdugo Mountains: Along dirt road called Hostetler Mountain Way, right across La Tuna Canyon exit coming east bound on 210 freeway. 610 Comment
  UC1375321  Salix exigua Robert F. Thorne and C. W. Tilforth 1971-6-17 39888 Los Angeles 0.7 mi w Soledad Station (along Santa Clara R.); n slope San Gabriel Mts., Soledad Canyon 609 Comment
  UC506470  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1933-3-15 7637 Los Angeles 4 hectometers e of Radford Dr. Los Angeles River; San Fernando Valley, Los Angeles River Comment
  RSA225725  Salix gooddingii Robert F. Thorne, Arthur C. Gibson 1971-5-22 39762 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon, somewhat below Falls; 366 Comment
  RSA611367  Salix gooddingii Louis C. Wheeler 1968-9-16 s.n. Los Angeles Una Lake, near Palmdale. Comment
  UCR271551  Salix gooddingii R. G. Swinney 2011-3-18 14166 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  UCR273750  Salix gooddingii Steven A. Junak 1999-5-20 SCa- 927 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood Canyon, at reservoir 134 Comment
  POM2063  Salix laevigata Philip A. Munz 1918-4-5 2023 Los Angeles South Hills, Pomona. Comment
  UCR222997  Salix laevigata R. G. Swinney 2009-5-6 10657 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  RSA0034680  Salix laevigata var. araquipa Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km. north of Castaic. 315 Comment
  SEINET12003259  Salix lasiandra C. W. Sharsmith 1932-1 8 Los Angeles Lower San Gabriel Canyon, 9.5 km above Azusa 300 Comment
  LA208806  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-11 7671 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  POM2049  Salix lasiolepis O. W. Robinson 1916-3-18 s.n. Los Angeles Live Oak Canyon. Comment
  POM362723  Salix lasiolepis Freda Detmers 1929-1-17 s.n. Los Angeles Los Angeles River, Los Angeles. Comment
  SD82925  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38901 Los Angeles San Gabriel Mts., Angeles National Forest; canyon above Angeles Crest Hwy. c. 1 mi W of Vincent gap, at one of headwaters of E fork Big Rock Creek N face Mt. Baden-Powell 2332 Comment
  UC506460  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7638 Los Angeles 4 hectometers e. of Radford Dr. Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  UCR223669  Salsola R. G. Swinney 2009-8-25 11493 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA444919  Salsola tragus F. R. Fosberg 1931-05 S 4967 Los Angeles Santa Catalina Island. Mouth of draw, Isthmus Harbor. 1 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
  RSA607577  Salsola tragus 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
  UCD23438  Saltugilia splendens Robert C. Bechtel 1956-6-30 6 Los Angeles Camp Baldy, San Gabriel Mountains. 1676 Comment
  RSA598585  Saltugilia splendens subsp. splendens L. C. Wheeler 1967-5-24 9726 Los Angeles San Gabriel Mountains: Indian Canyon. 793 Comment
  UC909119  Saltugilia splendens subsp. splendens Herbert L. Mason 1926-4-27 3037 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  RSA0082595  Salvia apiana R. G. Swinney 2010-6-4 12989 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  SBBG44375  Salvia carduacea G. Sphon, D. Hearn 1956-5-30 19 Los Angeles Black Butte, Antelope Valley Comment
  RSA401463B  Salvia columbariae Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA401468  Salvia columbariae F. R. Fosberg 1931-4-23 S 4699 Los Angeles Santa Catalina Island: Cape Canyon 260 Comment
  RSA549546  Salvia columbariae Tim S. Ross 1992-4-4 6086 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  SD69510  Salvia columbariae Robert Thorne 1966-4-5 35852 Los Angeles Santa Catalina Island, slope above stream in Cottonwood Canyon 106 Comment
  UCR123639  Salvia columbariae Steven R. Hill, K. Kramer 2001-4-22 33354 Los Angeles San Gabriel Mountains/SW Mojave Desert, S side of Antelope Valley, Johnson Road, 6.2 mi NNE of junction with Elizabeth Lake Road, 3 mi south of junction of Avenue I and 110th Street West 939 Comment
  UCR51999  Salvia columbariae Steve Boyd, T. S. Elias 1987-4-14 2064 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  SDSU7389  Salvia dorrii D. F Howe 1948-5-2 1777 Los Angeles Angeles Crest highway, north side of San Gabriel Mts., 1036 Comment
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Nov 19 2014
  CAS-BOT-BC214318  Salvia dorrii var. pilosa B. Ertter; J. Strachan 1980-5-18 3443 Los Angeles Forest Road 4N11 along Big Rock Creek just south of junction with Big Pines Highway (Forest Road 4N06) 1/2 mile north of Angeles NF, ca 1 1/2 miles southeast of Valyermo, south side San Gabriel Mountains 1219 Comment
  CAS-BOT-BC233666  Salvia leucophylla L. A. Greata 1901-5-1 s.n. Los Angeles Pasadena Comment
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Feb 24 2018
  POM305733  Salvia leucophylla Henry J. Ramsey, Henry J. Ramsey 1937-6-27 921 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  SFV4259A  Salvia leucophylla W. A. Emboden, Jr. 1962-5-6 2058 Los Angeles Santa Monica Mountains Mulholland Drive, 1 mile west of Roscomare Drive [Road]. 365 Comment
  UCR23292  Salvia leucophylla Kate Kramer 1981-5-31 54 Los Angeles Malibu Beach 7.5' Q., Malibu Creek State Park. 2 mi west of Las Virgenes & Mulholland Hwy intersection on Mulholland Hwy 275 Comment
  RSA145209  Salvia mellifera Alice Ann Webb 1961-2-28 774 Los Angeles Padua Hills, side road off parking lot, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 427 Comment
  RSA651032  Salvia mellifera Shlomo Gat 1959-5-22 51 Los Angeles San Dimas [Canyon] Comment
  RSA706909  Salvia mellifera Gary D. Wallace, M. Wallace 1985-3-2 2182 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  SEINET4082391  Salvia mellifera O. M. Clark 1932-1 5121 Los Angeles North Los Angeles. Comment
  UC1211111  Salvia mellifera Huron H. Smith 1912-5-1 4894 Los Angeles Eagle Rock Valley 152 Comment
  UCR38918  Salvia mellifera B. A. Prigge 1985-6-14 6404 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail from upper gate of Cold Creek Preserve to Murphy Ranch Site 659 Comment
  RSA434068  Salvia spathacea G. R. Johnstone 1929-5-19 14896 Los Angeles Puerco Canon, Santa Monica Mts. Malibu estate 3-4 mi from ocean. Comment
  SBBG71121  Salvia spathacea M. N. Ackley 1927-5-29 454 Los Angeles Mulholland Drive 457 Comment
  SFV3227  Salvia spathacea K. A. Wilson 1961-3-10 962 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  UCR170404  Salvia spathacea Alex R. Van Dam 2004-5-16 021 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park on hiking trail on N-facing slope 262 Comment
  RSA658421  Sambucus mexicana Erinn Wilson 1996-5-3 3 Los Angeles G canyon on Cal Poly Campus Pomona Comment
  RSA675869  Sambucus mexicana LeRoy Gross 2003-3-7 779 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland., A short distance east from Lat., Long., 34 deg 15' 12.2'' N, 118 deg 19' 16.8''W. 518 Comment
  UC1584922  Sambucus mexicana Tim Ross 1991-4-8 4478 Los Angeles Elephant Hill San Dimas 7.5' quadrangle, western Pomona (n slope) 265 Comment
  SEINET12315331  Sambucus mexicana D. P. Reagan 1974-1 15 Los Angeles just E of Sandberg along State Road N-2 Comment
  UCR276731  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-21 13851 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UC519950  Sanguisorba minor subsp. muricata Louis C. Wheeler 1933-7-3 1891 Los Angeles Thompson Wash near La Verne; Thompson Wash near La Verne 377 Comment
  POM50088  Sanicula arguta L. W. Nuttall 1921-2-8 1079 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  SD28055  Sanicula arguta Carl B. Wolf 1932-5-11 Los Angeles Santa Catalina Island, west side of fourth of July Cove 29 Comment
  RSA470984  Sanicula arguta Reid V. Moran 1941-3-7 685 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  RSA470994  Sanicula arguta Ella M. Kennedy 1923-02 s.n. Los Angeles South Pasadena, Hillside Comment
  RSA177794  Sanicula crassicaulis R. F. Thorne, P. Everett 1965-5-10 34430 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  RSA595166  Sanicula crassicaulis Steve Boyd 1996-4-25 8690 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
  POM183609  Sanicula crassicaulis Joseph A. Ewan 1929-5-25 3483 Los Angeles Ridge amove Providencio Rancho. Santa Monica Mountains. Comment
  UCR179240  Sarcostemma cynanchoides R. G. Swinney 1989-9-16 s.n. Los Angeles San Gabriel Mtns., Glendora, 0.4 mi. east of Glendora Mountain Rd. on Big Dalton Canyon Road 360 Comment
  UC188199  Satureja mimuloides G. L. M. 1915-7-24 437 Los Angeles 1/2 mi above Oak Wilde Camp; San Gabriel Mts., Arroyo Seco Canyon Comment
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Sep 12 2013
  RSA602449  Schedonorus arundinaceus Scott D. White 1997-5-14 5132 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. 351 Comment
  CAS-BOT-BC111305  Schoenoplectus acutus var. occidentalis George B. Grant 1901-5-6 3864 Los Angeles Oak Knoll, Pasadena Comment
  UCSB55387  Scirpus microcarpus Munz, Philip 1920-5-17 Los Angeles Topanga Canyon; Santa Monica Mtns. 152 Comment
  SEINET13203261 Image available Scrophularia californica R. G. Swinney 2011-1 14612 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  SFV21810  Scrophularia californica R. D. Flores, J. Dang, M. L. Khim, P. L. Pajimola 2010-5-1 s. n. Los Angeles Santa Monica Mountains Zuma Canyon, Backbone Trail west of Newton Canyon. 450 Comment
  SD147961  Scutellaria siphocampyloides Richard Olmstead 1986-6-8 792 Los Angeles Angeles National Forest along Creek near picnic area at Chilao Camp. 1600 Comment
  UCR189674  Scutellaria siphocampyloides R. G. Swinney 1998-7-6 6275 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  RSA0135519  Scutellaria siphocampyloides Janell Cassianni 2007-06 4 Los Angeles Chilao / Horse Flats. Comment
  RSA728775  Secale cereale Gary D. Wallace 1979-4-19 1696 Los Angeles Near Fairmont. Comment
  RSA397632  Sedum spathulifolium Thekla Mohr 1921-07 3439 Los Angeles Mt. Disappointment. Comment
  LA209607  Selaginella asprella Lawrence L. Kiefer; 1963-10-6 1037 Los Angeles San Gabriel Mountains, Vincent Gulch, ca. 1.5 mi from Angeles Crest Hwy 1889 Comment
  RSA233461  Selaginella asprella Robert F. Thorne, M. Z. Thorne 1968-11-9 37868 Los Angeles San Gabriel Mts., Angeles National Forest: at base of rocks, S slope of Mt. Williamson at S end of summit ridge 2438 Comment
  UC399196  Selaginella bigelovii C. F. Millspaugh 1920-1-2 4502 Los Angeles road beyond Golf Links; Santa Catalina Isl. Comment
  UCR197192  Selaginella bigelovii Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 663 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  RSA473127  Senecio astephanus Anstruther Davidson 1896-06 2044 Los Angeles Mt. Wilson trail Comment
  CAS-BOT-BC333081  Senecio flaccidus var. douglasii Alice Eastwood 1928-6-15 15385 Los Angeles Claremont Comment
  UCR95764  Senecio flaccidus var. douglasii Lauren Raz, Steve Boyd 1996-10-23 018 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  UCR209487  Senecio ionophyllus R. G. Swinney 2008-6-17 9019 Los Angeles San Gabriel Mountains, 1.2 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1902 Comment
  RSA535696  Senecio lyonii Timothy S. Ross 1991-5-22 5449 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  RSA702937  Sequoiadendron giganteum Scott D. White 2004-8-11 10719 Los Angeles About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  UCR181164  Setaria adhaerens R. E. Riefner Jr. 2003-11-23 03- 475 Los Angeles South Coast, Signal Hill, west of 405 Freeway along Temple Ave. at 29th St. 24 Comment
  RSA483327  Setaria parviflora Geo. L. Moxley 1915-6-22 351 Los Angeles 40th San Pedro Str., Los Angeles county Comment
  SEINET7249135  Setaria viridis Andrew C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-1 37185 Los Angeles Los Angeles Basin Region; Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St. 33 Comment
  POM572  Sibara virginica L. R. Abrams 1901-04 1213 Los Angeles Inglewood Comment
  SBBG29896  Silene antirrhina L. C. Wheeler 1932-5-28 782 Los Angeles E side San Antonio Cyn SE of Hog Back 1280 Comment
  UCR88697  Silene antirrhina Scott D. White 1995-10-19 3699 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  RSA135182  Silene antirrhina Peter H. Raven, Henry J. Thompson 1960-5-16 15384 Los Angeles Along fire break in coastal sage association, ridge east of Temescal Canyon. 244 Comment
  RSA151295  Silene gallica P. H. Raven 1962-4-10 17184 Los Angeles San Clemente Island. Small arroyo above Wilson s Cove 61 Comment
  UCR131388  Silene gallica Alison Lipman 1998-5-4 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  CAS-BOT-BC387014  Silene gallica LeRoy Abrams 1901-4-3 1270 Los Angeles Santa Monica Mountains 228 Comment
  POM502080  Silene gallica L. R. Abrams 1899-03 225 Los Angeles Inglewood. Comment
  RSA477860  Silene gallica M. Bisbee 1917-5-12 s.n. Los Angeles Garden, Eagle Rock Comment
  CAS-BOT-BC174898  Silene laciniata Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  LA94381  Silene laciniata subsp. laciniata M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SFV21127  Silene laciniata subsp. laciniata L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1047 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  UCR223694  Silene verecunda R. G. Swinney 2009-6-24 11248 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA642510  Sinapis arvensis D. E. Bramlet 1999-5-21 2786 Los Angeles Puente Hills. 427m northwest of the 57/60 freeway and 762m north of Grand Avenue. 122m southwest of Beaverhead Drive in Diamond Bar. 253 Comment
  SFV21424  Sisymbrium altissimum L. Gross, T. Anderson 2004-5-3 1218 Los Angeles San Gabriel Mountains Road started west of Mount Lukens, down (southeast) to a little west of Earl Canyon Road (USFS Roads 2N76.1 & 2N76.2) 1333 Comment
  UC1126793  Sisymbrium altissimum A. D. Gifford 1935-4-30 640 Los Angeles 6 mi wsw of Manzana 1005 Comment
  UCR209497  Sisymbrium altissimum R. G. Swinney 2008-6-17 9035 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  CAS-BOT-BC75090  Sisymbrium altissimum Peter H. Raven 1959-5-3 14082 Los Angeles Santa Monica Mountains. Mulholland Drive 1.3 mile west of Laurel Canyon Boulevard. 350 Comment
  RSA431749  Sisymbrium officinale Donald R. Bissing 1973-6-2 139 Los Angeles Evey Canyon, 0.2 mile from mouth of canyon 713 Comment
  RSA0080646  Sisymbrium orientale R. G. Swinney 2010-5-29 13021 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  UCR179619  Sisymbrium orientale R. G. Swinney 1991-1 1596 Los Angeles San Gabriel Valley, Glendora, South Hills, South Hills Motorway south of Bonnie Cove Ave. 335 Comment
  LA34247  Sisymbrium orientale Peter H. Raven; 1959-5-3 14082 Los Angeles Santa Monica Mountains, Mulholland Drive 1.3 mi. W of Laurel Canyon Blvd 350 Comment
  RSA162780  Sisyrinchium bellum J. D. Olmsted 1958-3-9 s.n. Los Angeles Just below power line crossing on Johnsons Pasture road; 1 mile north of intersection of Mountain Ave. & Baseline Rd, northwest of Claremont. 579 Comment
  UCR108185  Sisyrinchium bellum Steve Boyd, Valerie Soza 1998-4-28 10161 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, c. 2 mi west of the junction w/ Sierra Hwy in Mint Canyon, top of ridge on the south side of the canyon. 634 Comment
  POM307398  Sisyrinchium bellum Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2364 Los Angeles Altadena. Comment
  RSA652071  Sisyrinchium bellum A. E. Hersh 1950-6-28 sn Los Angeles Faculty Hill, UCLA campus. 60 Comment
  UC64099  Smilacina stellata H. M. Hall June, 1899 Los Angeles San Antonio Mountains; canyon 2438 Comment
  RSA0100136  Solanum douglasii R. G. Swinney 2011-3-15 14082 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  SBBG49564  Solanum douglasii M. R. Benedict 1971-6-26 Los Angeles 0.5 mi S of Wilson Cove Comment
  SEINET4100309  Solanum douglasii R. Moran 1941-1 688 Los Angeles Whites Landing, Santa Catalina Island. 50 Comment
  UC1348860  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island, Hay Press area Santa Catalina Island; , Hay Press area 426 Comment
  UCD126888  Solanum douglasii Kenneth A. Wilson 1961-3-12 1007 Los Angeles Point Dume, summit of Birdview and Cliffside Drive. 38 Comment
  UCR282215  Solanum douglasii Dan S. Cooper 2015-10-14 1015- 01 Los Angeles Western Transverse Range; Santa Monica Mtns., Los Angeles, Griffith Park, Vermont Canyon 259 Comment
  RSA0034905  Solanum douglasii Elwood Fordham 951-03-08 s.n. Los Angeles U.C.L.A. 60 Comment
  RSA422430  Solanum douglasii Ora M. Clark 1929-10-21 1218 Los Angeles N. W. Santa Monica Comment
  RSA526059  Solanum douglasii Steve D. Boyd, L. Arnseth, T. S. Ross 1990-4-6 4157 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  CDA39091  Solanum elaeagnifolium Michael O Brien 2013-7-16 s.n. Los Angeles White Oak Farm Unit of Malibu Creek State Park; along Las Virgenes Road. 0 Comment
  SD227913  Solanum mauritianum Scott D. White 1997-5-14 5126 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mts. SW of I210 Freeway, E of Hansen Dam, and N of Wentworth St. 334 Comment
  NY821435  Solanum nigrum P. O. Schallert 1943-4-19 s.n. Los Angeles Monrovia Comment
  CAS-BOT-BC156778  Solanum umbelliferum R. Hoffmann 1932-4-26 s.n. Los Angeles Mint Canyon Comment
  RSA427396  Solanum umbelliferum James Clizbe 1939-5-6 16062 Los Angeles Laurel Canon Comment
  RSA729236  Solanum umbelliferum R. G. Swinney 1998-7-27 6498 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA0016900  Solanum umbelliferum F. L. Robinson 1921-3-20 13 Los Angeles Claremont. Comment
  RSA427413  Solanum umbelliferum H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  UCR65514  Solanum xanti T. S. Ross, Steve Boyd 1990-5-14 2467 Los Angeles San Gabriel Mtns., Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  CDA8721  Solidago californica Phillipson 1915-9-12 Los Angeles South Santa Anita. Comment
  RSA755451  Solidago californica R. G. Swinney 2008-10-7 9475 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UCR61032  Solidago californica R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon. 150 yds east of Big Dalton Campground, 1 mi NE of Glendora Mtn. Road 427 Comment
  RSA762161  Solidago californica Orlando Mistretta, Christine Mistretta 2008-5-20 3167 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008), Rincon Red Box Rd, NE ridge of Monrovia Pk, separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  RSA473689  Solidago confinis Anstruther Davidson 1892-08 1991 Los Angeles Cienega Comment
  RSA714585  Solidago occidentalis A. C. Sanders, Mark Elvin 2002-8-26 25589 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa 305 Comment
  RSA474084  Sonchus asper subsp. asper M. B. Dunkle 1933-6-17 3611 Los Angeles San Antonio River Canyon. 915 Comment
  UCR197121  Sonchus asper subsp. asper LeRoy Gross 2007-3-13 2600 Los Angeles Transverse Ranges; Verdugo Mountains, southern side of the range. Stough Canyon, northwest of the the nature center along canyon bottom at juction of a spring and creek flowing from the northeast 496 Comment
  JEPS30414  Sonchus oleraceus Donald Kyhos 1959-1-4 59 -1 Los Angeles Whittier Comment
  OBI35712  Sonchus oleraceus Rebecca Cicoria 1982-5-8 62 Los Angeles Palos Verdes Peninsula, Sepulveda Cyn, along Si's Trl, Rolling Hills Comment
  RSA651187  Sonchus oleraceus Jim Kishi 1948-2-11 s.n. Los Angeles Foot of mountains west of Dalton Canyon. [ Little or Big Dalton Canyon ?, N of Glendora] Weed growing at edge of orchard under shade of tree in sandy moist soil. Comment
  CATA3398  Sorghum bicolor Peter J. Dixon, Sula Vanderplank, Sarah Ratay, Scott Tremor 2017-5-5 088 Los Angeles Santa Catalina Island: Avalon Canyon, ridge above chimes tower, 480 m west of Casino building 128 Comment
  RSA652866  Spartium junceum Ron Martinolich 1991-5-14 67 Los Angeles Los Angeles, Muholland Drive, 0.4 mile west of intersection with Encino Hills Drive, north of roadway. Comment
  UCR191299  Spartium junceum R. G. Swinney 1998-7-6 6272 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  RSA477986  Spergula arvensis E. S. Spalding 1923-4-7 s.n. Los Angeles Claremont Comment
  RSA356034  Spergularia bocconi R. F. Thorne 1975-9-4 47393 Los Angeles Santa Catalina Island: Fisherman s Cove; campus of USC Marine Science Center. Comment
  RSA0097900  Spergularia bocconi P. H. Raven 1962-5-8 17615 Los Angeles San Clemente Island: Wilson Cove; barracks area. 76 Comment
  RSA0097916  Spergularia bocconi M. B. Dunkle 1928-4-9 1811 Los Angeles Santa Catalina Island. Back beach flat, Emerald Bay. 5 Comment
  SBBG37626  Spergularia macrotheca var. macrotheca M. A. Piehl 1963-12-7 631161 Los Angeles inland from Triangulation Pt "Rock" Comment
  CAS-BOT-BC390807  Spergularia marina George B. Grant; Walter Wheeler 1904-4-21 H 2278 Los Angeles Isthmus. Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA3564  Spergularia salina C. B. Wolf 1932-5-12 3578 Los Angeles Santa Catalina Island. Border of Catalina Harbor. 3 Comment
  UCD23439  Sphaeralcea ambigua var. rosacea Robert C. Bechtel 1956-7-18 7 Los Angeles Tanbark Flat, San Dimas Experimental Forest. Shrub to 10 feet tall, branching, flowers pinkish. On hillside, associated with Lotus, Salvia, Cercocarpus and Baccharis. 822 Comment
  RSA582111  Stachys albens Louis C. Wheeler 1933-7-7 1921 Los Angeles Lexington Wash near El Monte. 73 Comment
  UCR132946  Stachys albens Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  POM4032A  Stachys bullata L. R. Abrams 1901-4-3 1251 Los Angeles Santa Monica Mountains. Comment
  RSA609014  Stachys bullata Louis C. Wheeler 1931-1 s.n. Los Angeles San Dimas: Puddingstone. Comment
  SD12589  Stachys bullata Edith A. Purer 1935-5-11 6547 Los Angeles Hillside, Malibou Road. Comment
  SEINET11587856  Stachys bullata Unknown 2011-4-5 14343 Los Angeles San Gabriel Mountains Comment
  UCR36104  Stachys bullata Richard S. Hood 1970-4-13 299 Los Angeles Western Transverse Range; Santa Monica Mtns., c. 3 mi north of Santa Monica, 1 mi north of Sunset Blvd. in Temescal Canyon 244 Comment
  POM50357  Stachys rigida subsp. quercetorum L. R. Abrams 1901-4-3 1251 Los Angeles Santa Monica Mountains. Comment
  UCR172455  Stanleya pinnata var. pinnata Anuja Parikh, Nathan Gale 2005-7-23 2148 Los Angeles Santa Susanna Mtns., Newhall Ranch, Potrero Canyon, study area 24 427 Comment
  UC447152  Stellaria media J. Ewan 1931-2-2 4016 Los Angeles e of Montebello (Burke); Burke Comment
  POM6758  Stellaria nitens P. A. Munz, L. T. Street, G. Williams 1919-3-5 2409 Los Angeles South Hills, Pomona Comment
  RSA682726  Stellaria nitens LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1051 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  CAS-BOT-BC375071  Stephanomeria I. M. Johnston 1917-7-28 1573 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 1676 Comment
  POM19005  Stephanomeria exigua subsp. exigua P. A. Munz 1923-8-31 7671 Los Angeles Blue Ridge, Swartout [Swarthout] Valley 2575 Comment
  UC205683  Stephanomeria pauciflora I. M. Johnston 1917-7-28 1573 Los Angeles San Antonio Canyon, San Antonio Mountains Comment
  RSA0033682  Stephanomeria spinosa Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5437 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  UCR209628  Stephanomeria virgata R. G. Swinney 2008-10-10 9550 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR222806  Stipa hymenoides R. G. Swinney 2009-5-12 10740 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  UCR62857  Stipa hymenoides B. Lennart Johnson 1957-5-4 s.n. Los Angeles Mojave Desert, c. 23 mi north of Palmdale Comment
  UC1922749  Stipa lepida Valerie Soza, L. Moore 2000-5-10 840 Los Angeles Transverse Ranges: Verdugo Mountains; north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines 579 Comment
  RSA0097774  Stipa occidentalis var. californica R. G. Swinney 2011-7-8 15516 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
  UCR116284  Stipa speciosa B. G. Pitzer 1998-5-23 3715 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
  UCR281980  Stipa speciosa R. G. Swinney 2014-4-24 16209 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  RSA198838  Stuckenia pectinata Robert F. Thorne, D. Propst 1968-5-27 37628 Los Angeles Santa Catalina Island. Near margin of Thompson s Reservoir, Middle Ranch at upper (W) end of reservoir. Comment
  RSA618736  Stylocline psilocarphoides L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  UCR225772  Stylomecon heterophylla Dave Silverman, Cindy Hopkins 2007-4-27 6770 Los Angeles SW Tehachapi Mountains, Tejon Ranch, 1.2 km south of Kern County line, 1.2 km due north of Oso Canyon and 1.3 km south of National Cement Plant 1053 Comment
  SBBG112928  Suaeda calceoliformis S. A. Junak 1998-10-22 SCa 823 Los Angeles Cherry Cove, at mouth of cyn 3 Comment
  RSA604516  Suaeda calceoliformis Mark L. Hoefs 1995-11-10 2560 Los Angeles Cherry Valley, just back from rocky beach 3 Comment
  UCR256191  Symphoricarpos mollis R. G. Swinney 2010-6-4 13063 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UC63373  Symphyotrichum defoliatum Ernest Braunton 1902-8-1 637 Los Angeles Cienega Comment
  UC2047234  Symphyotrichum greatae R. G. Swinney 2008-9-12 9449 Los Angeles San Gabriel Mountains: Buckhorn Canyon, spring (not shown on topo) 0.3 mi. NE of Burkhart Trail parking lot. Waterman Mountain 7.5' Quad. Comment
  RSA506812  Syntrichopappus fremontii L. C. Wheeler 1967-5-12 9465 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067