Search Results — 2000 specimen records retrieved (1609 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM310449  Abies concolor Margaret Hardinge 1945-10-14 118 Los Angeles San Antonio Canyon 1860 Comment
  RSA460920  Abronia maritima E. S. Spalding 1931-7-3 s.n. Los Angeles Manhattan Beach. Comment
  SDSU8430  Abronia maritima R. M. Beauchamp 1967-1-29 161 Los Angeles Growing on the beach at Pyramid Cove. San Clemente Island. Comment
Read comments
May 16 2008
  SBBG19181  Abronia umbellata M. A. Piehl 1963-12-7 631039 Los Angeles opposite Pyramid Head on SE tip of island 10 Comment
  LA28404  Abronia umbellata subsp. umbellata Harlan Lewis; 1940-4-3 1269 Los Angeles Santa Monica Mountains, 10 mi. N [W] of Malibu Beach 1 Comment
  RSA651440  Acacia cultriformis Jerry Morgan 1948-2-1 s.n. Los Angeles Los Angeles. 137 Comment
  RSA579228  Acacia cyclops T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 7425 Los Angeles Rancho Palos Verdes; unnamed horseshoe shaped canyon to the NE of upper Forrestal drive. 259 Comment
  CHSC26544  Acacia longifolia D. Freed 1967-5-20 97 Los Angeles 1/4 mile west of Rose Bowl, Pasadena. 76 Comment
  RSA646118  Acamptopappus sphaerocephalus var. hirtellus Orlando Mistretta 1994-4-15 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Creek Section. 1159 Comment
  UCR280526  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16064 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
Read comments
Feb 18 2018
  POM293318  Acer macrophyllum Lyman D. Benson 1947-5-16 12402 Los Angeles Little Dalton Canyon, Glendora. San Gabriel Mountains. Drainage area Pacific slope. Chaparral. 366 Comment
  SEINET13276797 Image available Acer macrophyllum R. G. Swinney 2011-1 15869 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 (Crystal Lake 7.5' Q.) 1000 Comment
  UC1071627  Acer macrophyllum A. Lewis 1935-3-14 658 Los Angeles mouth of Topanga Canyon Calabasa Quad. Comment
  RSA603071  Acer negundo var. californicum E. Lloyd 1933-3-5 s.n. Los Angeles Topanga Canyon. Comment
  CAS-BOT-BC21682  Achillea millefolium R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island Comment
  UCR210119  Achillea millefolium R. G. Swinney 2008-7-24 9343 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA150679  Achillea millefolium var. californica P. H. Raven 1962-5-9 17642 Los Angeles Canyon just north of Guds, San Clemente Island 229 Comment
  POM266627  Achnatherum coronatum J. C. Roos 1942-3-7 1002 Los Angeles Mouth of Big Tujunga Canyon, west end of San Gabriel Mts. Comment
  POM484091  Achnatherum coronatum Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  UCD50325  Achnatherum hymenoides J. E. Coke 1933-4-1 s.n. Los Angeles Antelope Valley. Comment
  UCD51168  Achnatherum occidentale subsp. pubescens A. A. Beetle 1942-6-25 3641 Los Angeles San Gabriel Mountains, Rt. 2, 2 miles north of Big Pine Camp. Comment
Read comments
Mar 25 2015
  RSA642085  Achnatherum parishii subsp. depauperatum Orlando Mistretta 1994-7-22 1448 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. 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
  SBBG52683  Acmispon americanus F. R. Fosberg 1931-7-11 4386 Los Angeles middle of Cape Cyn 200 Comment
  CHSC95445  Acmispon heermannii var. heermannii LeRoy Gross; Wayne Law 2000-8-8 178 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  UCSB68619  Acmispon maritimus Denslow, Michael; Sidibeh, Mariam; Soza, Valerie 2003-2-10 Los Angeles West descending ridge down into Brand Canyon on east side of Brand Canyon; Verdugo Mountains Region;: South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 576 Comment
  SBBG128230  Acmispon micranthus M. L. Hoefs, S. A. Junak 2000-4-14 3075 Los Angeles hillside about halfway between Airport Rd and Goat Harbor 469 Comment
  SD232249  Acmispon nevadensis var. davidsonii Valerie Soza, Naomi Fraga 2003-6-13 1671 Los Angeles Transverse Ranges; San Gabriel Mountains region: Blue Ridge just west of Guffy Camp, on ridgetop and slopes abbove FS Road 3N06. 2530 Comment
  SBBG128233  Acmispon strigosus M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3027 Los Angeles lower Fern Cyn 195 Comment
  SBBG96697  Acmispon strigosus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4252 Los Angeles lower half of China Cyn, W side Comment
  UCR256229  Acourtia microcephala R. G. Swinney 2010-6-4 13045 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  SFV7623  Acroptilon repens T. Gordon 1975-7-11 1096 Los Angeles San Fernando Valley Northridge. Vacant lot on Fullerfarm Street near Zelzah. Comment
  IRVC27304  Adenostoma fasciculatum A. C. Sanders, Mark Elvin 2003-8-7 27152 Los Angeles Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns. 351 Comment
  LA200815  Adenostoma fasciculatum Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  UCR125151  Adenostoma fasciculatum A. C. Sanders, Mark Elvin 2002-6-18 25129 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  RSA390578  Adenostoma fasciculatum var. fasciculatum J. R. Parker 1941-07 s.n. Los Angeles Santa Monica Foothills 671 Comment
  SBBG12774  Adenostoma fasciculatum var. fasciculatum E. R. Blakley 1961-9-23 4756 Los Angeles small cyn at E end of Isthmus Harbor 30 Comment
  UCSB2726  Adenostoma fasciculatum var. fasciculatum Haller, Norman 1953-3-28 Los Angeles Along Mulholland Dr. above Sepulveda. Santa Monica Mts. 457 Comment
  UCR193685  Adiantum capillus-veneris R. G. Swinney, Dave Larson 1999-5-29 7230 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  UC811133  Adiantum jordanii I. W. Clokey and E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  POM120339  Adiantum jordanii George B. Grant, Wheeler 1904-04 6182 Los Angeles Santa Catalina Island. Comment
  POM50090  Adiantum jordanii L. W. Nuttall 1921-1-15 1126 Los Angeles Santa Catalina Island: Pebble [Pebbly] Beach Canyon. Comment
  CDA20106  Agave attenuata M. O'Brien 2003-2-9 MOB 3 -03 Los Angeles South Coast; Malibu Bluffs Recreation Area, Pacific Coast Hwy & Malibu Canyon Rd. 0 Comment
  RSA602051  Ageratina adenophora Scott D. White 1997-5-7 5065 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA624991  Ageratina adenophora Louis C. Wheeler 1963-5-5 8256 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. 541 Comment
  UCR186767  Ageratina adenophora T. B. Salvato, Sandra Murcia 2007-3-28 2023 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  RSA592136  Ageratina adenophora Louis C. Wheeler 1967-4-10 9187 Los Angeles Pasadena. Pasadena City College campus. Comment
  RSA416398  Agoseris heterophylla var. heterophylla Anstruther Davidson 1895-5-6 s.n. Los Angeles Antelope Valley. Crane's Lake. Comment
Read comments
Dec 1 2015
  UCR190351  Agoseris retrorsa R. G. Swinney 2001-6-16 7970 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
  RSA0104998  Agrostis exarata R. G. Swinney 2011-10-25 15893 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
  UC1169778  Agrostis exarata P. C. Everett and E. K. Balls 1960-5-30 24133 Los Angeles 2.5 mi from Azusa; San Gabriel Canyon 243 Comment
  RSA654435  Agrostis pallens Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 985 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, above Brace Canyon, W of junction with Stough Canyon Mtwy. 609 Comment
  UCR270045  Agrostis stolonifera R. G. Swinney 2010-9-9 13789 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR206458  Agrostis viridis R. G. Swinney 2008-6-9 8950 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UC815200  Agrostis viridis Geo. B. Grant Apr 1902 3442 Los Angeles Comment
  RSA573461  Ailanthus altissima Tim S. Ross 1992-5-8 6306 Los Angeles San Gabriel Mountains: margin of Glendora Mountain Road, along the south ridge of Glendora Mountain near the head of Sharps Canyon. 780 Comment
  UCD117161  Ailanthus altissima Will Reynolds; J. M. Gilbertson 1963-8-1 s.n. Los Angeles Near SE corner on Orange Grove Ave, E of Lewis Street, Pomona. Comment
  RSA708543  Allium haematochiton Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1182 Los Angeles Northwestern edge of Verdugo Mts, north of La Tuna Canyon. Near junction of Green Verdugo Fire Road from 210 Fwy and road to Green Verdugo Reservoir. 457 Comment
  UC3119  Allium lacunosum var. davisiae A. Davidson Los Angeles Harold Mohave Region, Harold Comment
  UC284741  Allium praecox P. A. Munz 1923-4-9 6657 Los Angeles San Clemente Island Comment
  SEINET4044460  Allophyllum glutinosum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  LA204078  Alnus rhombifolia Carl Clawson Epling; 1925-1-10 6424 Los Angeles San Gabriel Mountains, San Dimas Canyon Comment
  RSA0085603  Alnus rhombifolia R. G. Swinney 2010-8-26 13585 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  SEINET1869719  Alnus rhombifolia A. C. Sanders, Mark Elvin, Dave Fleitner 2003-1 27143 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle. 280 Comment
  UCR49278  Aloe A. C. Sanders 1987-9-18 7350 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  UCD97061  Alternanthera philoxeroides H. Daniels; G. Garrettson 1956-9-1 s.n. Los Angeles Rio Hondo River, San Gabriel Blvd. Near Rosemead Blvd, El Monte. Comment
  SEINET10919243  Amaranthus Heidi H. Schmidt 1999-10-14 Schmidt 3811 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA562300  Amaranthus albus D. Charlton 1991-5-27 5313 Los Angeles Palmdale, corner of 90 St. west and C, Mojave Desert. Joshua Tree Woodland on deep sand. Comment
  SBBG72683  Amaranthus blitoides R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  POM211796  Amaranthus palmeri L. C. Wheeler 1933-9-6 2102 Los Angeles in sandy soil in citrus grove 365 Comment
  CATA2054  Amblyopappus pusillus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-7-17 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, about 0.25 miles inland from beach 12 Comment
  RSA416875  Amblyopappus pusillus F. R. Fosberg 1931-4-29 S 4718 Los Angeles Santa Catalina Island. Small canyon bet. cottonwood and Middle Ranch Canyons. 140 Comment
  SBBG52783  Amblyopappus pusillus F. R. Fosberg 1931-4-29 4718 Los Angeles small cyn between Cottonwood and Middle Ranch Cyns 140 Comment
  RSA31308  Ambrosia acanthicarpa Joseph A. Ewan 1932-10-22 s.n. Los Angeles Santa Catalina Island: Above Avalon. Comment
  UC468988  Ambrosia acanthicarpa Geo. B. Grant 1904-7-1 B 38 Los Angeles Pasadena Comment
  RSA317012  Ambrosia chamissonis Thomas S. Elias, Walter Wisura 1984-9-27 8519 Los Angeles North of Malibu ; Point Dume. Comment
  UC729771  Ambrosia chamissonis Carl B. Wolf 1932-5-12 3594 Los Angeles Little Harbor; Santa Catalina Island 3 Comment
  SD39991  Ambrosia chamissonis Edith A. Purer 1931-3-12 1499 Los Angeles El Segundo, on moving dunes Comment
  RSA188001  Ambrosia chamissonis var. chamissonis R. F. Thorne, Percy C. Everett 1965-6-23 34950 Los Angeles Santa Catalina Island. Ben Weston Beach, west side of island. Comment
  LA31632  Ambrosia psilostachya Peter H. Raven; Henry J. Thompson 1959-9-18 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  UCR281671  Ambrosia salsola R. G. Swinney 2014-4-18 16142 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  UC1925831  Amelanchier utahensis Larry Kelly and Dave Keil 1989-4-21 354 Los Angeles Along Big Pine Highway Comment
  SEINET10849939  Amomum Heidi H. Schmidt 1999-10-14 Schmidt 3859 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  CAS-BOT-BC180648  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  SFV12013  Amsinckia douglasiana D. L. Koutnik, B. Holguin 1978-4-1 202 Los Angeles Mint Canyon on Sierra Highway, 3 miles north of State Highway 14. 503 Comment
  UCR187109  Amsinckia intermedia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32242 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  RSA799974  Amsinckia menziesii Pam De Vries 2013-4-3 7826 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  UC537066  Amsinckia menziesii var. menziesii Philip A. Munz 1934-4-2 13148 Los Angeles Puddingsstone Canyon; San Dimas 304 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
  RSA587757  Amsinckia tessellata Tim Ross 1991-4-27 4620 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking S to SSW). ca 0.25- 0.3 miles W of the county line. 1183 Comment
  RSA586290  Amsinckia tessellata var. tessellata Orlando Mistretta 1995-3-14 1535 Los Angeles Little Rock Creek Management Unit; Emma section of Little Rock Creek Management Unit. 1128 Comment
  RSA465129  Anagallis arvensis F. R. Fosberg 1931-4-1 S 4433 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 60 Comment
  RSA723214  Anagallis arvensis LeRoy Gross 2007-5-2 2666 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  RSA465148  Anagallis arvensis H. Twining 1906-05 s.n. Los Angeles Angelino Heights. Comment
  RSA667597  Ancistrocarphus filagineus Steve Boyd, Lee Lenz 2001-5-2 10423 Los Angeles Along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. [Latitude should be 34 instead of 36] Comment
  UCR192594  Ancistrocarphus filagineus A. C. Sanders 2008-4-10 34837 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  SBBG58470  Androsace elongata R. Hoffmann 1932-4-3 Los Angeles where Elizabeth Lake Cyn enters hills, Palmdale Comment
  RSA710836  Anisocoma acaulis LeRoy Gross 2005-5-3 2207 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
  UCR275337  Anthemis cotula Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  CATA268  Anthemis cotula Mark L. Hoefs 1973-5-15 276 Los Angeles Santa Catalina Island: Above golf course #7 tee, Avalon Canyon 60 Comment
  POM307063  Anthemis cotula Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1943 Los Angeles San Gabriel Wash. Comment
  POM4238  Antirrhinum coulterianum W. R. Dudley, F. H. Lamb 1896-6-9 4394 Los Angeles Kings Canyon, Liebre Mts. Comment
  SD253518  Antirrhinum coulterianum R. G. Swinney 2011-5-31 14895 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Ccristo Campground and confluence with Mill Creek. 1096 Comment
  RSA678398  Antirrhinum kelloggii Valerie L. Soza, Steve D. Boyd 2002-4-10 1386 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 1.8 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 640 Comment
  UCR147287  Antirrhinum multiflorum Orlando Mistretta 1992-6-17 575 Los Angeles Transverse Ranges; San Gabriel Mountains, Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon Comment
  RSA354885  Antirrhinum nuttallianum subsp. subsessile C. Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  CAS-BOT-BC447694  Aphanes occidentalis Tim Ross; Janet Takara 1993-4-23 6941 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, ca 980 m WNW of Black Jack Mtn summit 469 Comment
  SD85095  Aphanisma blitoides Martin A. Piehl 1963-12-7 63105 Los Angeles San Clemente Island, southeast tip of island opposite Pyramid Head 24 Comment
  RSA347523  Apiastrum angustifolium B. A. Prigge 1986-3-19 6935 Los Angeles Santa Monica Mountains: 0.3 miles west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  RSA470402  Apium graveolens E. Crow 1928-4-11 242 Los Angeles Puddingstone Canyon, Hills S of San Dimas. Comment
  RSA633363  Apocynum androsaemifolium L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mountains.: West Fork Devils Canyon ca. 1 mile above campground. Comment
  UCR177733  Apocynum cannabinum LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1109 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  RSA729432  Aquilegia formosa R. G. Swinney 1998-7-14 6425 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
  UCR191677  Arabis pulchra T. B. Salvato 2008-4-22 3300 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCR101745  Arbutus menziesii L. C. Wheeler 1969-12-6 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Little Santa Anita Canyon along Mt. Wilson Trail 838 Comment
  POM2150  Arceuthobium campylopodum I. M. Johnston 1917-8-22 1720 Los Angeles Prairie Fork of San Gabriel River. 1982 Comment
  RSA367372  Arctostaphylos glandulosa subsp. cushingiana L. C. Wheeler 1932-9-12 1378 Los Angeles W. of Hogback, San Antonio Canyon 1311 Comment
  RSA626748  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1978-2-25 7043 Los Angeles Shortcut Summit, 0.5 km east of Shortcut Picnic Ground. 1560 Comment
  RSA626729  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22115 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  UCR182670  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney 1998-4-11 5944 Los Angeles San Gabriel Mtns, Claremont, hills c. 0.75 mi. NE of Padua Hills Restaurant, 0.4 SW of Potato Mtn. 823 Comment
  RSA626761  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1993-11-15 25172 Los Angeles Shortcut Rd., and Angeles Crest Hwy., San Gabriel Mountains 1200 Comment
  RSA631515  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15669 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA631547  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-10 21999 Los Angeles Road 7N23, north of Burnt Peak. 1425 Comment
  RSA631599  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15604 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631670  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20488 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA631700  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15844 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  SBBG119271  Arctostaphylos glauca O. Mistretta, M. Elvin 1995-3-30 1585 Los Angeles Mill Crk Summit, on summit, just W of Angeles Forest Hwy on Pacific Crest Trail Comment
  UCR222054  Arctostaphylos glauca R. G. Swinney 2009-4-28 10541 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  CAS-BOT-BC46734  Arctostaphylos parryana Joseph Andorfer Ewan 1936-7-27 9852 Los Angeles San Gabriel Mts. N. end of Table Mt. Swartout Valley. 2133 Comment
  RSA634332  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22129 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  RSA634343  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22081 Los Angeles Entrance to Crystal Lake Recreation Area, San Gabriel Mountains. 1720 Comment
  RSA634366  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20615 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634687  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20333 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634804  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20593 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634874  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20222 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634908  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22054 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634926  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20538 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635076  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20295 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  RSA635097  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20354 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635157  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20285 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA635275  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20638 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR190002  Arctostaphylos patula R. G. Swinney 1998-6-16 6991 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  UCR190938  Arctostaphylos patula R. G. Swinney 1998-7-2 6245 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR190760  Arenaria macradenia R. G. Swinney 1999-7-5 7499 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  CHSC3665  Argemone munita Mary Mae Arthur 1966-6-4 48 Los Angeles San Gabriel Mts.- past Wilson turnoff on Angeles Crest Hy. Sandy turn out of road. 1219 Comment
  UCR222796  Argyranthemum foeniculaceum R. G. Swinney 2009-5-9 10711 Los Angeles Transverse Range; San Gabriel Mtns., Azusa/Duarte, San Gabriel River channel, 0.5 mi. north of Foothill Blvd. under the Puente Largo railway bridge 184 Comment
  SBBG13295  Aristida adscensionis M. A. Piehl 1962-6-9 62341 Los Angeles near head of China Cyn, ca. 2 mi from China Pt 213 Comment
  UCR270772  Aristida adscensionis Dan S. Cooper 2016-3-9 90316- 09 Los Angeles Transverse Range; eastern Santa Monica Mtns., Los Angeles; Griffith Park, upper Western Canyon, west of the observatory 281 Comment
  IRVC8955  Artemisia californica P. W. Rundel 1965-2-6 1515 Los Angeles Palmer Canyon; just north of Padua Hills, west slope. San Gabriel Mountains 610 Comment
  RSA417247  Artemisia californica Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA657208  Artemisia californica Joseph M. Keefe 2001-1-19 30993 Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  SD85056  Artemisia californica E. R. Blakley 1962-1-7 4836 Los Angeles Santa Catalina Island, ocean bluff Comment
  CAS-BOT-BC90340  Artemisia douglasiana LeRoy Abrams 1902-8-16 2955 Los Angeles near Mesmer Comment
  JEPS36932  Artemisia douglasiana F. W. Peirson 1918-9-15 246 Los Angeles near foot of Sister Elsie trail; San Gabriel Mountains, Sister Elsie Peak/Mount Lukens 640 Comment
  LA32098  Artemisia douglasiana Peter H. Raven; 1959-3-8 13837 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, 1.1 mi N of Pacific Coast Hwy. 30 Comment
  RSA656245  Artemisia dracunculus Joseph M. Keefe 1977-6-10 22059 A Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  UCR209612  Artemisia dracunculus R. G. Swinney 2008-10-10 9576 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UCR259663  Artemisia dracunculus R. G. Swinney 2010-8-30 13640 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon bottom, 0.1 miles south of confluence with Winter Creek 537 Comment
  RSA417316  Artemisia dracunculus R. N. Philbrick 1973-7-20 s.n. Los Angeles Malibu 15 Comment
  SBBG62518  Artemisia ludoviciana R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  UCR282516  Artemisia ludoviciana subsp. incompta Mitch Provance, Tegan Provance 2017-9-30 917- 10 Los Angeles San Gabriel Mountains / Mojave Desert Transition, Pallet Creek, S side of Pallet Creek Rd., 1.3 miles W of Valyermo Rd. 1146 Comment
  UC54010  Artemisia tridentata subsp. parishii S. B. Parish 1881-11-1 1065 Los Angeles Newhall; ; Newhall, Los Angeles Co. Comment
  UCR158441  Artemisia tridentata subsp. parishii David Charlton 1991-6-6 5646 D Los Angeles Western Mojave Desert, Edwards Air Force Base, South Track Well Field, 0.25 mi. north of water tank on unpaved road 701 Comment
  CATA1430  Arundo donax Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2591 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  UCR281614  Asclepias fascicularis R. G. Swinney 2014-5-27 16687 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA0127460  Asclepias fascicularis Louis C. Wheeler 1967-7-18 10076 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  RSA401244  Asclepias fascicularis M. Bisbee 1917-8-30 s.n. Los Angeles Fields, Eagle Rock Comment
  RSA729027  Asclepias fascicularis E. A. Purer 1931-8-31 18046 Los Angeles Palos Verdes Hills Comment
  SBBG16837  Asclepias fascicularis M. Vincent 1962-7-10 273 Los Angeles Dry Cyn 0.5 mi W of Old Topanga Cyn Rd Comment
  UCR213421  Asparagus densiflorus A. C. Sanders, Dan S. Cooper 2010-3-12 37322 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA535544  Aspidotis californica T. S. Ross, Annette Ross 1991-9-7 5955 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 402 Comment
  SD82455  Aspidotis californica F. A. MacFadden 1931-3-29 2607 Los Angeles Tuna Canyon, Verdugo Hills Comment
  SFV5487  Aspidotis californica W. A. Kelley 1968-1-14 s. n. Los Angeles Santa Susana Mountains Chatsworth. Santa Susana Pass. Comment
  UC205379  Astragalus bicristatus I. M. Johnston 1917-8-24 1656 Los Angeles Prairie Fork San Gabriel River , Prairie Fork San Gabriel River (San Antonio Mountains) 1676 Comment
  RSA230657  Astragalus douglasii var. douglasii R. F. Thorne, M. Z. Thorne 1969-7-9 38479 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
Read comments
Oct 23 2007
  RSA628707  Astragalus douglasii var. douglasii R. S. Woglum 1942-5-20 3322 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  UC61033  Astragalus gambelianus unknown 1904-5-23 75 a Los Angeles Saugus Comment
  SBBG19134  Astragalus nevinii R. Loveland 1963-12-8 Los Angeles SE of West Cove at triangulation pt Darter near Trick Pt Comment
  RSA600727  Astragalus pachypus var. pachypus L. C. Wheeler 1955-4-17 7140 Los Angeles San Gabriel Mountains: Cima Mesa. Comment
  CAS-BOT-BC194077  Astragalus preussii A. D. E. Elmer 1902-6-1 3669 Los Angeles Lancaster Comment
  SEINET12160085  Astragalus purshii var. tinctus J. F. Bright, Wyman, C. 1933-1 8332 Los Angeles Antelope Valley 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
  UCR91361  Astragalus trichopodus Scott D. White 1995-3-15 2564 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA415732  Astragalus trichopodus var. lonchus T. S. Clare 1929-3-10 s.n Los Angeles Topanga Canyon Comment
  RSA415743  Astragalus trichopodus var. lonchus Floy Stanley 1928-3-18 14538 Los Angeles El Segundo. Comment
  UC1128738  Astragalus trichopodus var. phoxus R. St. John 1933-3-24 352 Los Angeles Aliso Canyon Santa Susana Quad., Aliso Canyon Comment
  UCD105475  Astragalus trichopodus var. phoxus Ernest C. Twisselmann 1964-6-10 9624 Los Angeles Old Highway 101, 0.5 mile northwest of Gorman. 1188 Comment
  RSA598861  Athysanus pusillus Steve Boyd, Timothy S. Ross 1997-3-21 9237 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA653912  Athysanus pusillus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 905 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of and above 210 Fwy and west of fire road, opposite water tank. 457 Comment
  UCR199952  Athysanus pusillus Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1164 Los Angeles Transverse Ranges: Verdugo Mountains, ridgetop above McDonald Creek 396 Comment
  UCR164071  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 2005/08/12.1- 42 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon State Beach 3 Comment
  UC1234802  Atriplex argentea var. mohavensis Peter H. Raven 1962-7-12 18021 Los Angeles near point at e end Northwest Harbor (San Clemente Island); , e end Northwest Harbor 30 Comment
  UC110235  Atriplex californica T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UCD97272  Atriplex californica Daryl Koutnik 1978-4-28 412 Los Angeles Zuma Beach at Point Dume. 45 Comment
  RSA35997  Atriplex californica R. F. Thorne 1966-4-15 35997 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove). 76 Comment
  LA204699  Atriplex canescens var. canescens Joseph Andorfer Ewan; 1930-10-22 3424 Los Angeles Bouquet Canyon Road out of Saugus 365 Comment
  SBBG65411  Atriplex canescens var. laciniata R. Hoffmann 1927-9-23 Los Angeles Mint Cyn Comment
  CAS-BOT-BC170017  Atriplex confertifolia Dr. A. Davidson 1892-7-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  UCR222988  Atriplex confertifolia R. G. Swinney 2009-5-5 10637 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA161094  Atriplex coulteri P. H. Raven 1962-5-21 17799 Los Angeles Santa Catalina Island. Road from Middle Ranch to Bullrush Canyon. 244 Comment
  CAS-BOT-BC140676  Atriplex glauca Dan S. Cooper 2010-5-3 510 -42 Los Angeles South Coast: Portuguese Bend, Palo Verdes Peninsula 63 Comment
  SD233801  Atriplex heterosperma A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley. 299 Comment
  POM244910  Atriplex lentiformis F. R. Fosberg 1931-5-18 4894 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  UC527388  Atriplex nummularia Carl B. Wolf 1930-12-23 1821 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  CAS-BOT-BC180914  Atriplex pacifica LeRoy Abrams 1903-3-14 3137 Los Angeles San Pedro hills, near Rocky Point Comment
  UCR125244  Atriplex rosea A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25515 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters, west of ranch house 358 Comment
  RSA151254  Atriplex semibaccata P. H. Raven 1962-7-10 17948 Los Angeles Near west shore of island, due west of Wall 2, San Clemente Island Comment
  RSA453965  Atriplex semibaccata F. R. Fosberg 1930-6-23 S 2931 Los Angeles Del Rey. 1 Comment
  CAS-BOT-BC176785  Atriplex spinifera Ralph Hoffmann 1932-4-27 s.n. Los Angeles 6 miles w. of Lancaster Comment
  RSA223704  Atriplex torreyi E. C. Twisselmann 1970-9-8 17474 Los Angeles North end of Rosamond Lake. 732 Comment
  RSA591401  Avena barbata L. C. Wheeler 1934-4-2 2499 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  SEINET3919642  Avena barbata Unknown 1961-4-30 33 Los Angeles On hillside along Highway 6, near Newhall.; 0 Comment
  HSC79813  Avena fatua James Henrickson 1973-6-15 10723 Los Angeles City of Long Beach, S of State University 30 Comment
  UCSB8566  Avena fatua Philbrick, Ralph 1955-3-1 Los Angeles Puddingstone Dam; S of La Verne; San Jose Mtns 304 Comment
  LA35762  Avena fatua Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  CAS-BOT-BC53698  Azolla filiculoides Marcus E. Jones 1882-3-7 3043 Los Angeles Pasadena Comment
  UCR145471  Azolla filiculoides L. C. Wheeler 1933-7-15 1941 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 122 Comment
  UCR127384  Baccharis glutinosa A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25525 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  RSA167843  Baccharis pilularis R. F. Thorne 1964-2-7 33477 Los Angeles Santa Catalina Island. Junction of Airport and Canyon road. 457 Comment
  SBBG47518  Baccharis pilularis subsp. consanguinea M. B. Dunkle 1928-11-25 2033 Los Angeles Hamilton Cyn Comment
  SEINET11861781  Baccharis plummerae S. B. Parish, Parish, W. F. 1881-1 1110 Los Angeles Santa Monica Comment
  RSA533511  Baccharis salicifolia Timothy S. Ross 1991-3-9 4161 Los Angeles Whittier Hills (Puente Hills, proparte) seepage. ca. 300ft. SW of Colima road & Camino del Sur. 213 Comment
  RSA592421  Baccharis salicifolia Mark Hoefs, D. Propst 1973-3-3 46 Los Angeles Santa Catalina Island: Cottonwood Canyon. just below Escondido 213 Comment
  UCR139004  Baccharis salicifolia L. C. Wheeler 1961-6-13 7876 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR258904  Baccharis salicifolia R. G. Swinney 2010-4-30 12463 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  UCD129452  Baccharis salicifolia subsp. salicifolia F. R. Fosberg 1931-3-23 S 4330 Los Angeles Hamilton Canyon, Santa Catalina Island. 20 Comment
  LA200287  Batis maritima Jonathan Sauer; R. O. Baker 1973-5-18 5479 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  SEINET3245807  Bebbia juncea R. G. Swinney 2009-1 10231 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte (Azusa 7.5') 183 Comment
  POM187884  Berberis nevinii Chas Darland 1932-5-12 s.n. Los Angeles San Fernando Comment
  UC854628  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  UCR78119  Berberis nevinii Wandalee Thompson 1964-4-11 01 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  RSA618690  Berula erecta LeRoy Gross 1998-9-20 72 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  RSA98334  Berula erecta F. W. Peirson 1920-6-22 2206 Los Angeles Bassett, near El Monte. Comment
  RSA423230  Beta vulgaris Robert Gustafson 1980-7-9 1816 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA0035078  Betula populifolia Jack Pepper 1950-8-27 s.n. Los Angeles Van Nuys. Comment
  UCR73188  Bidens frondosa Scott D. White 1992-10-8 914 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  POM350850  Bidens pilosa F. R. Fosberg 1930-7-3 3099 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR173856  Bidens pilosa Scott D. White, Pam DeVries 1997-11-25 6032 Los Angeles Transverse Ranges/San Gabriel Mtns, San Gabriel River Wash: Azusa, west of levee between the Foothill Blvd. crossing and the San Gabriel Valley Gun Club 213 Comment
  CAS-BOT-BC101996  Bidens pilosa John Thomas Howell 1927-6-30 2631 Los Angeles Hills at eastern city limits of Long Beach 30 Comment
  RSA703267  Bituminaria bituminosa D. E. Bramlet 2003-10-1 3526 Los Angeles San Rafael Hills: Chamberlin Debris Basin. Northwest of the Rose Bowl.Near Comment
  UCR207699  Bituminaria bituminosa Justin M. Wood 2009-4-13 487 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  RSA603909  Bloomeria crocea L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon.. . Comment
  POM199756  Bloomeria crocea var. crocea I. W. Clokey, B. C. Templeton 1929-05 4543 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA367302  Bloomeria crocea var. crocea A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus, Los Angeles. Comment
  RSA601053  Bloomeria crocea var. montana Steve Boyd, Lauren Raz 1997-6-18 9973 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  SBBG72401  Boechera pulchra R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR281623  Boechera pulchra R. G. Swinney 2014-4-30 16273 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
  UCD114427  Boechera pulchra Steve Mason; Helen M. Mason 1993-5-9 36 Los Angeles Mt. Pines area, Lockwood Valley Rd., 3.7 mi. from Mnt. Pios Hwy, on the right side of the road. 1645 Comment
  CAS-BOT-BC25679  Boechera sparsiflora I. M. Johnston 1918-5-12 1952 Los Angeles San Antonio Mountains. Upper San Antonio Canyon. 1524 Comment
  RSA591471  Boschniakia strobilacea Louis C. Wheeler 1966-10-6 8961 Los Angeles San Gabriel Mountains, South slope of Mt. Williamson. 2500 Comment
  UCR141713  Boschniakia strobilacea R. G. Swinney 1997-8-19 5830 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  CAS-BOT-BC145851  Bothriochloa laguroides subsp. torreyana A. J. McClatchie 1893-9-14 474 Los Angeles Catalina. Comment
  CAS-BOT-BC95418  Bowlesia incana Louis C. Wheeler 1932-5-8 688 Los Angeles Puddingstone Dam, San Jose Hills 304 Comment
  IRVC26448  Bowlesia incana A. C. Sanders, Mark Elvin, et al. 2003-3-5 25709 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  UC1952546  Bowlesia incana Reid Moran 1941-2-17 576 Los Angeles Middle Ranch, San Clemente Island. Comment
  UCR145159  Brassica geniculata June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCR200168  Brassica geniculata Valerie Soza, Laura A. Moore 2000-5-10 826 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park 579 Comment
  POM214316  Brassica rapa L. C. Wheeler 1934-3-23 2463 Los Angeles San Dimas Canyon 426 Comment
  POM351111  Brickellia californica L. C. Wheeler 1931-10-11 247 Los Angeles 1 mi E of Palmer Canyon 609 Comment
  RSA226209  Brickellia californica Gary D. Cromwell, David W. Wheat 1971-5-14 651 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 mi. NE of Glendora. At canyon mouth, 20 m from road 366 Comment
  RSA330763  Brickellia californica Wayne E. Sawyer 1981-8-30 137 Los Angeles San Gabriel Mtns., Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.8 mi. from Dawson Saddle. 2287 Comment
  RSA783440  Brickellia californica J. D. Olmsted 1959-9-22 990 Los Angeles Near San Bernardino County line at beginning of Icehouse Canyon (mouth); in creek bottom; NNE of Claremont; San Gabriel Mts. 1524 Comment
  UC472354  Brickellia californica D. L. Crawford 1915-10-27 507 Los Angeles mts. near Claremont Comment
  SBBG66106  Brickellia nevinii S. W. Hutchinson, M. N. Ackley 1927-1 172 Los Angeles Mint Cyn 457 Comment
  UC1922873  Bromus arenarius Scott D. White, Pam DeVries 2006-5-9 11408 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy, and SW of Gorman Post Rd. Lebec 7.5' Quad. Comment
  CAS-BOT-BC149416  Bromus berteroanus Timothy S. Ross 1991-4-28 4761 Los Angeles Adobe Mountain. Southwesterly extension of the mountain. 975 Comment
  RSA729327  Bromus carinatus R. G. Swinney 1999-6-30 7465 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills 1463 Comment
  SD186029  Bromus carinatus A. C. Sanders, Helen Kennedy 2005-4-13 29439 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 456 Comment
  UCR126679  Bromus carinatus A. C. Sanders, Mark A. Elvin 2003-4-16 26044 Los Angeles Santa Clara River watershed, Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon 335 Comment
  CAS-BOT-BC149189  Bromus carinatus var. carinatus Le Roy Abrams 1901-4-1 1345 Los Angeles San Fernando Mountains. Comment
  RSA191156  Bromus carinatus var. carinatus R. F. Thorne, M. Z. Thorne 1967-7-19 37206 Los Angeles Angeles National Forest, Crystal Lake Recreation Area 1691 Comment
  RSA586461  Bromus carinatus var. carinatus Orlando Mistretta, Steve Boyd 1994-6-21 1367 -A Los Angeles Santiago Canyon, near summit of Pacifico Mountain 1982 Comment
  UCD58367  Bromus catharticus A. A. Beetle 1942-4-18 3082 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  LA103551  Bromus diandrus Barry A. Prigge; 1986-3-29 sn Los Angeles San Gabriel Mountains, S of Canyon Country at Golden Valley X Antelope Valley freeway (State Highway 14) 457 Comment
  POM362408  Bromus diandrus H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  RSA279046  Bromus diandrus R. F. Thorne 1971-4-23 41473 Los Angeles disturbed ground near Santa Anita Canyon Road. San Gabriel Mountains. 457 Comment
  RSA3481  Bromus diandrus C. B. Wolf 1932-5-9 3424 Los Angeles Santa Catalina Island; Avalon. 8 Comment
  RSA649917  Bromus diandrus Matt Brooks 1988-5-12 68 Los Angeles Hacienda Heights, Oak Canyon Dr. 0.1 miles south of its intersection with Turnbull Canyon Rd. Comment
Read comments
Aug 12 2014
  RSA669293  Bromus grandis LeRoy Gross, Naomi Fraga 2002-5-10 665 Los Angeles (Angeles National Forest road survey of 2002). Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 488 Comment
  UCR146116  Bromus grandis Michael Denslow, LeRoy Gross 2003-5-12 1146 Los Angeles Transverse Ranges; San Gabriel Mountains, West Fork of San Gabriel River, along Rincon Red Box Road (2N24.1) at lower end of hair pin turn 1037 Comment
  UCSB70460  Bromus grandis Gross, LeRoy; Soza, Valerie 2001-6-6 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road 671 Comment
  CAS-BOT-BC175268  Bromus hordeaceus Tim Ross; Steve Boyd 1993-5-23 7234 Los Angeles NW Los Angeles Co.; Lower easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  RSA12267  Bromus hordeaceus C. B. Wolf 1934-4-11 5641 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  RSA592403  Bromus hordeaceus Mark Hoefs, D. Propst 1974-5-10 458 Los Angeles Santa Catalina Island: ridge between Cottonwood and Sweet Water Canyons 61 Comment
  SD31188  Bromus hordeaceus Edith A. Purer 1931-3-12 954 Los Angeles Palos Verdes Hills Comment
  SEINET3128727  Bromus rigidus L. R. Abrams 1902-5-31 2483 Los Angeles Along streets, Inglewood Comment
  RSA584623  Bromus rubens Timothy S. Ross, Steve Boyd 1991-4-25 4618 Los Angeles San Gabriel Mountains: mouth of Graveyard Canyon (which joins lower E Fork of San Gabriel River at 1540 ft. elev.). 482 Comment
  RSA623786  Bromus rubens Arthur R. Kruckeberg 1940-2-17 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  UCD59510  Bromus rubens B. Crampton 1955-4-28 2728 Los Angeles Along old State Hwy. 138, 15.5 miles west of Lancaster. Comment
  UCR210454  Bromus rubens R. G. Swinney 2008-11-30 9896 Los Angeles San Gabriel Mtns., Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  UCR68936  Bromus rubens Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4245 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCD59018  Bromus rubens subsp. rubens Louis C. Wheeler 1967-5-23 9700 Los Angeles San Gabriel Mountains: Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  UCD33245  Bromus tectorum Beecher Crampton 1967-5-22 7953 Los Angeles Los Angeles County, 15 iles north of Castaic, US Hwy. 99, Angeles Natl. forest, oak flat campground area. 853 Comment
  SBBG108133  Cakile maritima S. L. Crockett, S. Schueller 1997-3-20 595 Los Angeles NE corner of Ben Weston Beach, ca. 100 m from ocean Comment
  RSA653839  Calandrinia breweri Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 770 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. 518 Comment
  LA82411  Calandrinia ciliata O. H. Kappler; 1941-2-9 81 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA533486  Calandrinia ciliata Timothy S. Ross 1991-3-9 4181 Los Angeles Whittier Hills (Puente Hills, pro parte): SE side of ridgetop knoll, head of Oak Canyon 369 Comment
  UC57617  Calandrinia ciliata J. H. Barber 1897-2-1 40 Los Angeles Santa Monica Forestry Station Comment
  CAS-BOT-BC167291  California macrophylla Ernest C. Twisselmann 1962-4-18 6959 Los Angeles Tejon Ranch: north side of Oso Canyon on the road to Mexican Mine 1005 Comment
  SFV2442  Callistemon rigidus J. W. Adams 1958-11-1 s. n. Los Angeles Los Angeles Basin Los Angeles, Westwood. Corner of Santa Monica Blvd. and Westwood Blvd. 70 Comment
  RSA730115  Callitriche R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 54996 Los Angeles Little Rock Creek below dam at crossing of Emma Mountain Rd. Floating in shallow quiet water, N of road. 960 Comment
  RSA369075  Calochortus Albert J. Perkins 1926-5-10 s.n. Los Angeles Victorville. Comment
  POM1722  Calochortus albus O. W. Robinson 1916-4-29 s.n. Los Angeles Johnsons Pasture, near Claremont. Comment
  RSA377291  Calochortus catalinae Louis C. Wheeler 1932-4-2 556 Los Angeles Head of Mandeville Canyon, Santa Monica Mountains. 488 Comment
  RSA716545  Calochortus catalinae Andrea Edwards, Pam De Vries, David Hughes 2006-4-18 120 Los Angeles Calabasas USGS quad; in Dayton Canyon within preserved open space area. 366 Comment
  SEINET3884908  Calochortus catalinae Barry A. Prigge 1986-3-19 6931 Los Angeles Santa Monica Mountains: 0.3 mile west of Mulholland Hwy on Pacific Coast Hwy.; 0 30 Comment
  UC535509  Calochortus catalinae Ira W. Clokey, B. Templeton Apr 1929 4426 Los Angeles Mandeville Canyon Santa Monica Mountains 425 Comment
  UCR65200  Calochortus catalinae F. R. Fosberg 1931-4-2 S- 04456 Los Angeles Channel Islands, Santa Catalina Island, divide between Hamilton and Descanso Canyons 250 Comment
  RSA0050039  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -015 Los Angeles Western Transverse Ranges; Sierra Pelona Ridge off Forest Rd. 6N07 1341 Comment
  RSA758060  Calochortus clavatus var. clavatus D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4252 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  SFV21047  Calochortus clavatus var. gracilis L. Gross, V. Soza 2001-6-6 435 Los Angeles Verdugo Mountains North side of mountains. Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) from the crest, on north-facing slope. 488 Comment
  UCR223011  Calochortus kennedyi R. G. Swinney 2009-5-5 10628 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  SD134561  Calochortus kennedyi Craig Reiser 1991-5-6 Los Angeles Common on ridgeline, Palmdale, Verde Ridge. (IPB 3/08) Comment
  POM9570  Calochortus plummerae Philip A. Munz 1919-6-10 3274 Los Angeles Baseline Road, Claremont Comment
  UC1175005  Calochortus plummerae P. C. Everett and E. K. Balls 1959-6-29 23873 Los Angeles Santa Monica Mountains, Stokes Canyon Stokes Canyon; Santa Monica Mountains, Stokes Canyon 152 Comment
  SD232136  Calochortus splendens Valerie Soza, Sarah J. DeGroot 2003-6-11 1655 Los Angeles UTM in Supplement. Transverse Ranges; San Gabriel Mountains region: Praire Fork, southeast of Cabin Flat. Canyon bottom. 1799 Comment
  RSA786599  Calochortus splendens Doris Bowers 1957-5-2 45 Los Angeles Road to Puddingstone, LaVerne 320 Comment
  CHSC95344  Calochortus venustus LeRoy Gross; Valeria Soza 2003-5-15 921 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side: 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. 518 Comment
  IRVC4904  Calochortus venustus P. H. Raven 1960-5-21 15400 Los Angeles Cornell Corners Santa Monica Mtns 244 Comment
  SEINET3885382  Calochortus venustus Bonnie C. Templeton 1931-5-17 1212 Los Angeles Bouquet Canyon San Gabriel Mts.; 0 Comment
  SEINET3885387  Calochortus venustus K. Dobry 1992-1 d 1065 Los Angeles South end of Las Virgenes Reservoir at the south end of Lindero Canyon. City of Westlake, Santa Monica Mountain.; 0 Comment
  RSA394905  Calystegia macrostegia subsp. intermedia George B. Grant 1905-4-19 2975 Los Angeles Garvanza Comment
  RSA643398  Calystegia occidentalis subsp. fulcrata Orlando Mistretta, Joe Mistretta 1992-9-22 s.n. Los Angeles Pacific Crest Trail, from Cloudburst Summit to Cooper Camp. Comment
  RSA596025  Calystegia peirsonii T. S. Ross, J. Mark Porter 1995-5-4 8447 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  POM21376  Calystegia soldanella George B. Grant 1902-6-20 s.n. Los Angeles Redondo. Comment
  RSA652296  Camissonia Marion P. Harthill 1971-5-11 181 Los Angeles San Antonio Canyon. Comment
  RSA465682  Camissonia bistorta T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
  RSA465690  Camissonia bistorta Bonnie C. Templeton, I. W. Clokey 1930-4-8 1051 Los Angeles San Francisquito Canyon, near Mohave Desert. 900 Comment
  RSA732856  Camissonia boothii R. G. Swinney 2001-5-17 7949 Los Angeles Valyermo area, south end of Bobs Gap, west-facing slope at junction of Panorama and Bobs Gap roads. 1244 Comment
  RSA587004  Camissonia boothii subsp. decorticans Orlando Mistretta 1992-5-8 292 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  POM50049  Camissonia californica L. R. Abrams 1901-4-3 1271 Los Angeles Santa Monica Mountains. Comment
  RSA678327  Camissonia confusa Valerie L. Soza, LeRoy Gross 2002-4-3 1371 a Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  RSA778920  Camissonia confusa Orlando Mistretta, Christine Mistretta 2010-6-3 5244 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA599513  Camissonia graciliflora Steve Boyd, Lauren Raz 1997-3-26 9338 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  POM50606  Camissonia hirtella L. R. Abrams 1901-6-6 1703 Los Angeles Las Tunas Canon, S. Monica Mts. Comment
  UCR100607  Camissonia hirtella B. G. Pitzer 1996-5-5 2855 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA572173  Camissonia intermedia M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA195453  Camissonia intermedia Peter H. Raven 1963-4-17 18171 Los Angeles Santa Catalina Island: progeny of no. 17857, cultivated at Stanford. Comment
  UCR189657  Camissonia pallida R. G. Swinney 1998-5-16 6060 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UCR194016  Camissonia pallida R. G. Swinney 1999-5-22 7195 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA0116483  Camissoniopsis R. G. Swinney 2010-5-25 12948 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SFV18636  Camissoniopsis bistorta A. E. Tibbels 1999-5-1 30 Los Angeles San Fernando Valley Big Tujunga Wash at edge of creek. West of Wescott Avenue and south of Grove Street. 390 Comment
  SFV5536  Camissoniopsis hirtella M. L. Vincent 1965-5-27 657 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Las Virgenes Road. 300 Comment
  SBBG51634  Camissoniopsis pallida R. Gustafson, C. Davidson 1977-4-20 20 Los Angeles Ft Tejon Rd, S of Littlerock ca. 1.5 mi E of jct with 82nd St 975 Comment
  SBBG19221  Capsella bursa-pastoris M. A. Piehl 1963-12-8 631095 Los Angeles Cave Cyn, 0.25 mi from mouth 30 Comment
  CAS-BOT-BC37465  Cardamine californica LeRoy Ellsworth Detling 1935-4-8 1570 Los Angeles La Sierra Canyon, 1 mile above Seminole Hot Springs. Comment
  RSA484619  Cardamine californica var. californica E. Crow 1929-2-17 156 Los Angeles mouth of Big Dalton Canyon Comment
  SEINET12004992  Cardamine integrifolia J. F. Bright 1934-1 9240 Los Angeles Santa Monica Coast Range Comment
  RSA364754  Carex abrupta F. H. Elmore 1936-4-27 s.n. Los Angeles Near Big Pines. Comment
  RSA0060819  Carex alma LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6967 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
  RSA0091982  Carex alma R. G. Swinney 2011-10-10 15722 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA800797  Carex alma Jane Tirrell 2012-8-20 LS 0150 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  UC1595251  Carex alma Tim Ross and Peter Fritsch 1990-6-20 3637 Los Angeles mouth of Burron Canyon near confluence of the E and W Forks of San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
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Nov 3 2010
  UCR270263  Carex alma R. G. Swinney 2011-10-10 15722 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UCR273286  Carex alma R. G. Swinney 2011-10-18 15832 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  SEINET13323797  Carex alma I. W. Clokey 1930-5-13 4617 Los Angeles Boquet Canyon 450 Comment
  RSA364612  Carex barbarae Anstruther Davidson 1890-1 s.n. Los Angeles Cienega. Comment
  CAS-BOT-BC21306  Carex fracta John Thomas Howell 1947-7-18 23424 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  RSA586689  Carex fracta Orlando Mistretta 1995-6-20 1790 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  RSA286785  Carex heteroneura var. heteroneura Robert F. Thorne 1974-6-28 44750 Los Angeles ANGELES NATIONAL FOREST: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek 2439 Comment
  HSC24441  Carex lanuginosa R. F. Thorne 1969-7-2 38345 Los Angeles San Gabriel Mtns., Angeles National Forest, at Big Pines 2088 Comment
  UCR238620  Carex multicaulis Anuja Parikh, Nathan Gale 2010-6-17 3320 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 0.2 km north of State Hwy 2 (Angeles Crest Hwy), 0.4 km northeast of its intersection with Upper Big Tujunga Canyon Road, under powerlines 1360 Comment
  RSA188180  Carex praegracilis Robert F. Thorne 1966-4-6 35902 Los Angeles Santa Catalina Island: N of Catalina Airport 442 Comment
  RSA589146  Carex senta Orlando Mistretta 1994-5-13 1193 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon 1067 Comment
  RSA641442  Carex senta L. C. Wheeler 1967-7-15 10017 Los Angeles Angeles National Forest: SW Side Waterman Mt. 2134 Comment
  CAS-BOT-BC117319  Carex spissa Samuel B. Parish 1901-4-1 3747 Los Angeles Santa Monica Range. Comment
  RSA535880  Carex spissa Timothy S. Ross 1991-9-1 5894 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 426 Comment
  RSA600842  Carex subfusca L. C. Wheeler 1966-9-21 8917 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2439 Comment
  LA200129  Carpobrotus edulis Jonathan Sauer; 1975-4-26 5649 Los Angeles Santa Monica Mountains, Zuma Beach, W of Point Dume Comment
  POM180171  Castilleja affinis J. Ewan 1930-5-17 5509 Los Angeles Pico Canyon above Newhall. 549 Comment
  LA82059  Castilleja affinis O. H. Kappler; 1944-4-30 599 Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Comment
  RSA425881  Castilleja affinis subsp. affinis L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout Canyon, Big Pines. Comment
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Jan 4 2012
  UC26487  Castilleja affinis subsp. affinis Harley P. Chandler 1897-1-1 Los Angeles Fulkerson's Ranch Claremont 731 Comment
  UCR144093  Castilleja applegatei subsp. martini Scott D. White, D. E. Bramlet 1998-6-29 6809 Los Angeles San Gabriel Mtns, West of Mt. Islip, just above eastern boundary of San Gabriel Wilderness. c. 4-mi closed section of Hwy 39 from 1.6 miles west of the junction with Crystal Lake access road to the junction with Hwy 2 2012 Comment
  JEPS30730  Castilleja exserta subsp. exserta Peter H. Raven 1962-3-27 16996 Los Angeles 1.4 mi e Portugese Bend (along Palos Verdes Drive); Palos Verdes Hills Comment
  UCSB6127  Castilleja exserta subsp. exserta Haller, John 1957-4-13 Los Angeles on Palmdale ave; 0.7 miles E. of jcnt with Calif. 138 and ca. 9 miles E. of center of Palmdale 762 Comment
  RSA638950  Castilleja foliolosa Louis C. Wheeler 1967-5-15 9560 Los Angeles San Gabriel Mountains: Ridge east of Fremont Pass. 572 Comment
  SBBG66887  Castilleja foliolosa R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  JEPS14042  Castilleja linariifolia Rimo Bacigalupi 1952-8-9 3900 Los Angeles at mouth of Holcomb Canyon, along Big Rock Creek canyon road, n base of the San Gabriel Range Holcomb Canyon; San Gabriel Range 1188 Comment
  UC184460  Castilleja linariifolia A. D. E. Elmer Jun 1902 3608 Los Angeles Acton Comment
  UCR139374  Castilleja minor subsp. spiralis I. M. Johnston 1917-5-13 983 Los Angeles San Gabriel Valley, El Monte 91 Comment
  UCR150046  Castilleja minor subsp. spiralis L. C. Wheeler 1967-9-4 10686 Los Angeles Transverse Ranges; San Gabriel Mountains, Ravine south of Camp Lupine, Prairie Fork 2043 Comment
  UC1929507  Caulanthus amplexicaulis var. amplexicaulis LeRoy Gross, Duncan Bell 2008-5-27 3424 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; East of Mill Creek, and Angeles Forest Highway. west from the Falcon Mine. Southwest of Mill Creek summit. 1311 Comment
  RSA531094  Caulanthus amplexicaulis var. amplexicaulis H. E. Hasse 1893-05 1853 Los Angeles Acton Comment
  UC1611567  Caulanthus coulteri Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4883 Los Angeles confluence of Fish Canyon and general vicinity (Whitaker Peak Quad., Castaic Creek); Liebre Mountains, Castaic Creek, Whitaker Peak Quad. Comment
  UCR142887  Caulanthus lasiophyllus Christopher Davidson 1973-3-26 1738 Los Angeles Western Transverse Range, Escondido Canyon Rd., c. 1 mi NE of jct. with Agua Dulce Rd. 762 Comment
  UCR220053  Caulanthus lasiophyllus R. G. Swinney 2009-4-24 10435 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR65196  Ceanothus arboreus F. R. Fosberg 1931-4-2 S- 04448 Los Angeles Channel Islands, Santa Catalina Island, divide between Hamilton and Descanso Canyons 250 Comment
  POM265804  Ceanothus crassifolius J. C. Roos 1942-3-7 1105 Los Angeles Big Tujunga Canyon. Comment
  UCR150901  Ceanothus crassifolius Valerie Soza, Kent Hughes 1999-6-17 561 a Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Winter Creek Trail, above San Olene Canyon 747 Comment
  SEINET11191173  Ceanothus crassifolius Brandegee s.n. Los Angeles South side Comment
  CAS-BOT-BC48874  Ceanothus cuneatus Mrs. G. Earle Kelly 1926-4-1 s.n. Los Angeles between Los Angeles and Mojave Comment
  JEPS42305  Ceanothus greggii var. vestitus F. W. Peirson 1919-6-14 415 a Los Angeles san Gabriel Mts. 1371 Comment
  RSA25782  Ceanothus greggii var. vestitus Carl B. Wolf 1941-7-1 10938 Los Angeles 6 3/10 mi. w. of Palmdale on Rd. to Elizabeth Lake along Amargosa Creek. 884 Comment
  RSA660450  Ceanothus integerrimus Orlando Mistretta 1992-6-26 621 Los Angeles Transverse Ranges; San Gabriel Mts region: Glendora Saddle to Lookout Mountain. 1634 Comment
  JEPS22756  Ceanothus leucodermis Rimo Bacigalupi with Reino Alava 1958-7-20 6410 Los Angeles close to Angeles Crest Hwy (Charlton Flat (State Hwy 2)); San Gabriel Mts., Angeles National Forest 1623 Comment
  RSA77161  Ceanothus leucodermis F. W. Peirson 1921-5-20 8673 Los Angeles Between the forks, Little Rock Creek, San Gabriel Mts. 1067 Comment
  UCR277157  Ceanothus leucodermis R. G. Swinney 2011-6-15 15177 B Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  SDSU10307  Ceanothus megacarpus D. F. Howe 1947-3-22 1515 Los Angeles Topango Canyon, about 3.0 miles from ocean. Comment
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May 22 2014
  SEINET2073166  Ceanothus megacarpus S. Davis 2001-4-29 Los Angeles Pepperdine University campus, Biological Reserve, Comment
  SBBG39122  Ceanothus megacarpus var. insularis M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC51420  Ceanothus megacarpus var. megacarpus Joseph Andorfer Ewan 1932-2-27 7024 Los Angeles Mandeville Canyon, Santa Monica Mts. 304 Comment
  LA45333  Ceanothus oliganthus A. M. Johnson; 1934-3-16 4343 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  POM177946  Ceanothus oliganthus Joseph A. Ewan 1931-3-21 4077 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  CAS-BOT-BC50483  Ceanothus oliganthus Henry J. Thompson 1959-3-22 1868 Los Angeles Santa Monica Mountains - Lobo Canyon 1 mile west of Triunfo Canyon, 3 miles west of Malibu Lake 274 Comment
  UCR271654  Ceanothus oliganthus subsp. oliganthus R. G. Swinney 2011-3-26 14200 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA0073376  Ceanothus oliganthus subsp. sorediatus R. G. Swinney 2010-3-16 11953 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
  JEPS42411  Ceanothus oliganthus var. oliganthus Frank W. Peirson 1918-6-30 113 Los Angeles Toll Road Mt. Wilson; , Toll Road 1280 Comment
  SBBG119456  Ceanothus oliganthus var. oliganthus A. C. Sanders with M. A. Elvin 2003-6-18 26945 Los Angeles NW of head of Sulphur Cyn 1037 Comment
  SBBG128335  Centaurea melitensis A. Cheung, D. Kasang, S. Lawrence-Gomez, M. Zou, S. Raray 2011-7-1 10 Los Angeles Deer Valley Trail 23 Comment
  UCR273108  Centaurea melitensis R. G. Swinney 2011-4-26 14522 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
  UCR281652  Centaurea melitensis R. G. Swinney 2014-5-27 16655 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  UCR178377  Centaurea solstitialis LeRoy Gross 2001-1-13 333 Los Angeles Transverse Range; Verdugo Mountains, radio facility on top of main crest, just above where Whiting Woods Mountainway and Verdugo Mountainway connect 926 Comment
  POM307818  Centaurium venustum Henry J. Ramsey 1938-6-11 2742 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA392721  Centrostegia thurberi Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  UCR197749  Centrostegia thurberi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 56 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  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
  UCR271558  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
  POM275798  Cercocarpus betuloides Floyd L. Martin 1948-8-3 359 Los Angeles 100 yds. N. of Foothill Blvd. road to Camp Baldy, east of Claremont. 366 Comment
  RSA453278  Cercocarpus betuloides Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  SEINET6331968  Cercocarpus betuloides G. B. Grant 1902-1 158 Los Angeles Coast Ranges, Pasadena Comment
  CAS-BOT-BC135509  Cercocarpus betuloides var. betuloides Tim Ross 1993-4-22 6912 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; near dogleg in drainage, Santa Catalina South USGS 7.5'. 230 Comment
  CAS-BOT-BC135513  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1994-5-4 7688 Los Angeles Upper South Portal Canyon: along forest service road which follows the canyon's SE slope; ca 770 m SW of Spruce Draw - Liebre Mountains 1075 Comment
  UC410547  Cercocarpus betuloides var. betuloides Alice Eastwood 1928-6-15 15377 Los Angeles Claremont Comment
  POM49469  Cercocarpus betuloides var. blancheae L. W. Nuttall 1920-5-17 s.n. Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  SBBG17984  Cercocarpus betuloides var. blancheae E. R. Blakley 1963-4-8 5544 Los Angeles head of Avalon Valley near Wrigley Memorial 137 Comment
  UC859402  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-3-18 S 4282 Los Angeles Hamilton Canyon, Santa Catalina Island Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 10 Comment
  UC859432  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-10-4 5182 Los Angeles back of St. Catherine's Hotel (Avalon, Santa Catalina Island); Santa Catalina Island, Avalon 22 Comment
  CATA1874  Cercocarpus traskiae Frank Landis, Heidi Helling 2008-6-26 2008 01 b Los Angeles Santa Catalina Island: Specimen comes from previously unknown tree (now named SR1) discovered in Wild Boar Gully exclosure June 26, 2008 by Ms. Sarah Ratay; location is at the bottom of a gully roughly 300 meters east of Trees A and B 264 Comment
  SBBG31387  Cercocarpus traskiae R. F. Thorne 1967-5-18 36900 Los Angeles Salta Verde, lateral gully to Wild Boar Gully 213 Comment
  UC57579  Chaenactis artemisiifolia J. H. Barber 1898-8-4 Los Angeles Topango Comment
  UCR271825  Chaenactis artemisiifolia R. G. Swinney 2010-3-24 12100 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  UCSB42649  Chaenactis glabriuscula Rajala, Mary Ann 1980-5-25 Los Angeles Hungry Valley Road, 3.3 mi. west of Hwy. 5 981 Comment
  CAS-BOT-BC277334  Chaenactis glabriuscula var. glabriuscula F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 Comment
  CAS-BOT-BC277349  Chaenactis glabriuscula var. glabriuscula Grant 1898-4-12 5733 Los Angeles Lincoln Park Comment
  POM351749  Chaenactis glabriuscula var. glabriuscula F. R. Fosberg 1930-7-3 3078 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA127965  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1901-5-28 1676 Los Angeles Ballona Harbor Comment
  POM184672  Chaenactis glabriuscula var. glabriuscula Joseph A. Ewan 1932-5-30 7231 Los Angeles Mill Creek at Coldwater Creek junction; Tujunga Drainage Comment
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Mar 9 2015
  CAS-BOT-BC277519  Chaenactis glabriuscula var. lanosa Le Roy Abrams 1901-4-1 1341 Los Angeles Chatsworth Park Comment
  CAS-BOT-BC277828  Chaenactis santolinoides Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA0042345  Chaenactis xantiana Pam De Vries 2013-4-17 7850 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1036 Comment
  UCR166089  Chaenactis xantiana Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  CAS-BOT-BC279718  Chaenactis xantiana Palmer Stockwell 1935-5-16 1311 Los Angeles Near Gorman Comment
  RSA0068307  Chamaesyce albomarginata R. G. Swinney 2010-5-12 12705 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  RSA432465A  Chamaesyce serpillifolia L. C. Wheeler 1933-10-26 2226 Los Angeles Arcadia. 149 Comment
  JEPS52358  Chamaesyce serpyllifolia R. L. Pendleton 1909-7-3 1398 Los Angeles canyon s Avalon; Santa Catalina Island 22 Comment
  CAS-BOT-BC70022  Cheilanthes covillei Geo. B. Grant 1902-6-1 s.n. Los Angeles Mt. Lowe 1524 Comment
  UC557639  Cheilanthes newberryi Nell Murbarger March, 1936 40 Los Angeles from e side to mesa summit San Clemente Isl (also along parts of w coast) Comment
  UCR191194  Chenopodium R. G. Swinney 1999-7-5 7527 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR273385  Chenopodium berlandieri R. G. Swinney 2011-10-18 15814 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  RSA607501  Chenopodium berlandieri 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
  RSA188192  Chenopodium californicum R. F. Thorne, P. C. Everett 1965-6-22 34903 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  RSA747560  Chenopodium californicum R. G. Swinney 2008-4-16 8668 Los Angeles San Dimas, Spring Canyon 341 Comment
  UCR86835  Chenopodium californicum Scott D. White 1995-4-27 2952 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
  UCR91371  Chenopodium californicum Scott D. White 1995-3-15 2578 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  LA50756  Chenopodium macrospermum var. farinosum Zaitlin; 1951-4-8 Los Angeles Point Dume Comment
  RSA478527  Chenopodium multifidum George B. Grant 1901-06 1800 Los Angeles [Unspecified] Comment
  RSA478529B  Chenopodium multifidum E. S. Spalding 1923-10-3 s.n. Los Angeles La Canada road Comment
  RSA228876  Chenopodium pratericola R. F. Thorne, John Dourley 1971-6-26 40632 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  CAS-BOT-BC184913  Chloris gayana Carl B. Wolf 1932-9-16 4121 Los Angeles Long Beach. Bryant Ranch on west side of San Gabriel River Flood Control 1400 feet south of 7th Street. 3 Comment
  RSA392621  Chorizanthe brevicornu var. brevicornu Anstruther Davidson 1926-05 s.n. Los Angeles Llano, Mojave Desert. Comment
  UC52602  Chorizanthe parryi var. parryi Dr. A. Davidson June 1896 Los Angeles Lancaster Comment
  UCR48576  Chorizanthe procumbens 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
  UCR161196  Chorizanthe spinosa T. B. Salvato, Melissa Clemons 2005-9-27 1241 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
  HSC17258  Chorizanthe staticoides C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Haskell Canyon Rd. off Bouquet Canyon Rd. Comment
  LA52277  Chorizanthe staticoides Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0108828  Chorizanthe staticoides R. G. Swinney 2010-6-1 13140 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
  RSA65267  Chorizanthe staticoides A. N. Dunn 1933-7-23 7838 Los Angeles East end of Barley Flats. 1616 Comment
  RSA733364  Chorizanthe staticoides A. C. Sanders 2003-6-20 27002 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 ca. 1km NNW of Mayo Spur. 305 Comment
  UCR155389  Chorizanthe staticoides A. C. Sanders, T. B. Salvato 2005-5-24 30273 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, c. 0.5 mi. NW of community of Mint Canyon 610 Comment
  UCR19782  Chorizanthe staticoides Art Whistler 1966-5-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., near Seminole Hot Springs, vicinity of junction of Cornell St. and Mulholland Dr. 244 Comment
  UCSB1354  Chorizanthe staticoides Nowell, J. 1958-5-16 Los Angeles Mint Canyon, 9 mi. from Solemint, Hwy 6. Comment
  RSA392769  Chorizanthe watsonii Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UC1929888  Chorizanthe xanti var. xanti Scott D. White, Michael Honer 2003-5-7 9207 Los Angeles LIEBRE MOUNTAINS: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. Comment
  SEINET7988607  Chrysothamnus nauseosus Louis C. Wheeler 1970-10-20 No determinado Los Angeles Los Angeles City, NortW corner Figueroa and Pico Comment
  RSA78897  Chrysothamnus nauseosus subsp. mohavensis E. K. Balls, Percy C. Everett 1952-10-3 18007 Los Angeles 2.3mi. N of lancaster, Hwy 6 at jct. with Hwy 138. 762 Comment
  SBBG60484  Chylismia claviformis subsp. claviformis R. Hoffmann 1925-5-16 Los Angeles Palmdale Comment
  UC1537650  Chylismia claviformis subsp. claviformis Gordon H. True Jr. 1935-3-27 182 Los Angeles 3 mi sw Palmdale (s slope of foothills) 914 Comment
  SDSU3771  Cirsium occidentale Gerald Collier 1951-5-1 M 582 Los Angeles About 1/2 mile north of Sunset Blvd. on Barrington Avenue L.A. 49. Comment
  LA94415  Cirsium occidentale var. californicum Norman A. Cole; May 1964 361 Los Angeles 579 Comment
  RSA0105001  Cirsium occidentale var. californicum R. G. Swinney 2011-5-19 14770 A Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  SBBG43863  Cirsium occidentale var. californicum M. R. Benedict 1971-6-26 Los Angeles near rd 0.5 mi S of Wilson Cove Comment
  UCD130640  Cirsium occidentale var. californicum P. B. Kennedy 1928-3-28 s.n. Los Angeles Ridge above Avalon, Santa Catalina Island. Comment
  UCR186667  Cirsium occidentale var. californicum A. C. Sanders 2006-5-16 32352 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  UCR61038  Cirsium occidentale var. californicum R. G. Swinney 1989-5-12 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. E side of Glendora Mtn Rd, 100 yards south of Little Dalton Campground 381 Comment
  UCD130577  Cirsium occidentale var. coulteri Michael Alvord; Curtis Schway 1993-4-14 19 Los Angeles Santa Monica Mtns., Topanga State Park, upper parking lot, Eagle Rock Spring Trail, 0.1 miles N. side of trail. 600 Comment
  CAS-BOT-BC285593  Cirsium occidentale var. occidentale Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  CAS-BOT-BC285595  Cirsium occidentale var. occidentale Le Roy Abrams 1901-4-1 1214 Los Angeles Ballona Harbor Comment
  POM53538  Cirsium occidentale var. occidentale C. F. Baker 1904-5-6 4842 Los Angeles Hills near Pomona Comment
  UCR138701  Cirsium occidentale var. venustum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Pallett Creek 1280 Comment
  SBBG98081  Cistanthe maritima T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5211 Los Angeles 1300 ft NNW of Guds (888') marker 228 Comment
  CAS-BOT-BC438756  Cistanthe monandra Alice Eastwood 1913-5-11 3177 Los Angeles San Fernando Wash Comment
  RSA599488  Cistanthe monandra Steve Boyd, Lauren Raz 1997-3-25 9313 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA606012  Cistanthe monandra L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  CAS-BOT-BC223896  Cistus ladanifer Timothy S. Ross; Steve Boyd 1990-5-15 2530 Los Angeles San Gabriel Mountains. Yerba Buena Ridge, Tujunga Ranger District, Angeles National Forest; peripheral ridge N from Yerba Buena Rd dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N). In areas closer to the road (3N29) 1021 Comment
  LA15536  Clarkia bottae W. O. Griesel; 1936-6-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon 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
  IRVC28997  Clarkia cylindrica A. C. Sanders, Mark A. Elvin 2003-6-18 26941 Los Angeles along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch Santa Susana Mountains 854 Comment
  UCR17895  Clarkia cylindrica Martha Hilend 1928-5-26 s.n. Los Angeles Tehachapi Mountains, On the Ridge Route, near its summit 1268 Comment
  CAS-BOT-BC172095  Clarkia dudleyana Cecil Hart 1927-5-1 s.n. Los Angeles San Dimas Canyon Comment
  RSA584483  Clarkia dudleyana Tim S. Ross 1992-5-24 6416 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 464 Comment
  RSA3731  Clarkia epilobioides Carl B. Wolf 1932-5-10 3521 Los Angeles Equestrian trail back of Avalon. Santa Catalina [Island]. 244 Comment
  SBBG132121  Clarkia epilobioides S. A. Junak 1996-4-13 SCI 314 Los Angeles S of Bryce Cyn, on toe of ridge on S side of first cyn, 0.35 mi from "Malo" at 155 degrees 243 Comment
  UCR168195  Clarkia heterandra W. R. Dudley, F. H. Lamb 1896-6-9 4429 Los Angeles Transverse Ranges; Liebre Mtns region, canyon near Elizabeth Lake, 'Fir Canyon Comment
  POM3037  Clarkia purpurea subsp. quadrivulnera D. L. Crawford 1915-6-30 s.n. Los Angeles Mountains above Claremont. 915 Comment
  RSA188314  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne 1966-4-30 36354 Los Angeles Santa Catalina Island; Grassy slope above Gallagher s Canyon 427 Comment
  RSA448325  Clarkia purpurea subsp. quadrivulnera Geo. L. Moxley 1917-5-10 s.n. Los Angeles Hill east of Eagle Rock Comment
  RSA73348  Clarkia rhomboidea F. W. Peirson 1927-5-21 7300 Los Angeles North side of canyon of Rock Creek 1524 Comment
  CHSC95869  Clarkia unguiculata LeRoy Gross 2001-5-6 383 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley. Comment
  RSA0073360  Clarkia unguiculata R. G. Swinney 2010-6-21 13304 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  RSA448588  Clarkia unguiculata Grace Shaffer s.n. Los Angeles Z trail above Sierra Madre. Comment
  RSA73362  Clarkia unguiculata Joseph A. Ewan 1930-5-30 2234 Los Angeles Cahuenga Peak, Santa Monica Mountains. Comment
  SEINET10492173  Clarkia unguiculata Tim Holtsford 1992-5-31 Holtsford 920531 -1-B Los Angeles Mandeville canyon rd, just n and across the st from 3676 canyon rd. Coastal Sage-scrub with oaks, sycamores, elderberry, many cultivars. Comment
  RSA603023  Claytonia exigua subsp. exigua L. C. Wheeler 1955-4-16 7131 Los Angeles San Gabriel Mountains: Pinyon Flat. Comment
  SBBG131959  Claytonia parviflora S. A. Junak 2000-4-15 SCa 1213 Los Angeles ridgeline between 2 cyns (one on E side of rd, one on W side), 0.4 mi from Divide Rd, location of bird transect #1 457 Comment
  UCR252556  Claytonia parviflora R. G. Swinney 2010-5-11 12670 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR200212  Claytonia parviflora subsp. parviflora Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 885 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  RSA729875  Claytonia perfoliata R. G. Swinney 1999-5-22 7205 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  CAS-BOT-BC439785  Claytonia perfoliata E. R. Blakley 1963-12-7 6335 Los Angeles California Channel Islands. 200 ft. N of Lighthouse, N of Pyramid Head. San Clemente Island 53 Comment
  SD217354  Claytonia perfoliata Tim Ross, Laurel Arnseth 1990-4-8 4293 Los Angeles San Clemente Island. East side of island, Bruce Canyon near Malo Poin. Comment
  SBBG97022  Claytonia perfoliata subsp. mexicana S. Boyd with T. Ross, L. Arnseth 1990-4-8 4404 Los Angeles Bryce Cyn near Malo Pt Comment
  UCR273549  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-6-22 15241 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA187821  Claytonia perfoliata subsp. mexicana R. F. Thorne 1966-4-7 35963 Los Angeles Santa Catalina Island: in canyon bottom, Cherry Valley 61 Comment
  SD73405  Claytonia perfoliata subsp. mexicana Paul Currie 1968-6 34 Los Angeles Tapia Park, Malibu Hills, Santa Monica Mountains 609 Comment
  RSA679883  Claytonia rubra subsp. rubra LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 844 -b Los Angeles East side of Punchbowl Canyon. 1585 Comment
  CAS-BOT-BC91393  Clematis lasiantha Henry J. Thompson 1959-3-31 1916 Los Angeles Santa Monica Mountains. 1.1 mile southwest of Seminole Hot Springs, about 2 miles southwest of Cornell. 396 Comment
  UC56756  Clematis lasiantha Jack Kellogg Los Angeles Claremont Comment
  UCR205554  Clematis lasiantha R. G. Swinney 2008-5-30 8890 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  UCR213781  Clematis lasiantha Scott D. White, Justin M. Wood 2009-5-6 12654 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  RSA386253  Clematis ligusticifolia H. L. Bauer 1933-7-29 s.n. Los Angeles Topango [Topanga] Canon. 244 Comment
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May 29 2014
  CAS-BOT-BC92815  Clematis pauciflora L. R. Abrams 1916-1-3 5571 Los Angeles Between Azusa and Duarte. Comment
  POM158344  Cleome isomeris M. B. Dunkle 1928-3-17 1759 Los Angeles Santa Catalina Island, Emerald Bay. Dry headland between Coves. Comment
  RSA526076  Cleome isomeris Steve Boyd 1990-4-6 4175 Los Angeles San Clemente Island. East side of island, 0.2 mile S of U.S. Navy site called Jack. 152 Comment
  CAS-BOT-BC423113  Cleomella obtusifolia Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  CAS-BOT-BC423115  Cleomella obtusifolia Roxana S. Ferris 1918-6-19 912 Los Angeles Lancaster Comment
  SBBG70278  Cleomella obtusifolia R. Hoffmann 1928-7-8 Los Angeles Lancaster Comment
  JEPS6170  Collinsia callosa Frank W. Peirson 1921-6-15 2443 Los Angeles Chilao San Gabriel Mountains (from Pine Flats to Islip) 1645 Comment
  RSA408291  Collinsia heterophylla Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region Comment
  RSA682115  Collinsia heterophylla Valerie L. Soza, Bill Hoghead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  RSA590474  Collinsia heterophylla Tim S. Ross, W. Appleby 1993-5-20 7197 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  POM177963  Collinsia heterophylla var. austromontana Joseph A. Ewan 1931-5-30 4251 Los Angeles Grade on north slope under maples 0.5 mile below Sturtewants Camp Comment
  CAS-BOT-BC240960  Collinsia parryi Geo. B. Grant 1900-2-4 s.n. Los Angeles Pasadena Comment
  UCR253385  Colocasia R. G. Swinney 2010-9-1 13648 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA682720  Conium maculatum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1107 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  SBBG96749  Constancea nevinii S. Boyd with A. Arnseth 1990-4-7 4280 Los Angeles lower half of China Cyn Comment
  CLARK-A1528-7870  Convolvulus althaeoides John C. Roos 1950-5-9 4793 Los Angeles Los Angeles 91 Comment
  RSA754605  Convolvulus arvensis R. F. Thorne 1980-4-27 54149 Los Angeles Santa Catalina Island. From Blackjack Camp into Cape Canyon Comment
  RSA0002402  Convolvulus macrostegius I. L. Wiggins 1949-2-22 11964 Los Angeles On steep hillside near north-east end of San Clemente Island, 100-125 feet above sea level. Scrambling over hillside. Comment
  SD72155  Convolvulus mauritanicus Austin Griffiths Jr., Frieda K. McGuire 1963-6-4 4775 Los Angeles Perry's Plants, La Puente. Comment
  CAS-BOT-BC285954  Conyza bonariensis Geo. B. Grant 1906-8-7 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC287756  Coreopsis bigelovii Louis C. Wheeler 1932-4-9 560 Los Angeles 4 miles W Fairmont, W Mojave Desert 914 Comment
  RSA716517  Coreopsis bigelovii Scott D. White, Pam De Vries 2006-5-10 11441 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
  UC1614046  Coreopsis bigelovii Charles M. Belshaw 1935-3-29 496 Los Angeles ca. 20 mi. w. Lancaster (s. face of La Liebre Scarp); W. Antelope Valley, La Liebre Scarp Comment
  UC303541  Coreopsis bigelovii G. B. Grant 1903-4-23 5424 Los Angeles Saugus Comment
  UCR46127  Coreopsis bigelovii Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Along unpaved road from Alder Saddle to Pacifico Mtn, NW of Hwy 2 Comment
  UC485340  Coreopsis californica var. californica Geo. B. Grant Apr 1902 681 Los Angeles Altadena, Comment
  SEINET8483161 Image available Coreopsis calliopsidea N. H. Holmgren, Patricia K. Holmgren 1974-4-4 7625 Los Angeles Mojave Desert; Antelope Valley, just SE of Piute Butte, 17.5 airline miles east-southeast of downtown Lancaster. 762 Comment
  UC456076  Coreopsis gigantea I. J. Condit 1911-3-27 Los Angeles bank overlooking bay Catalina Island Comment
  CAS-BOT-BC105720  Corethrogyne filaginifolia Le Roy Abrams 1902-8-27 2981 Los Angeles Edges of sand dunes, Play del Rey Comment
  CAS-BOT-BC105722  Corethrogyne filaginifolia L. R. Abrams 1916-10-31 6372 Los Angeles Cahuenga Pass Comment
  POM356121  Corethrogyne filaginifolia H. E. Hasse 1899-7-30 s.n. Los Angeles Bluffs near Ballona Comment
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Jul 18 2010
  POM40858  Corethrogyne filaginifolia var. filaginifolia Marcus E. Jones 1882-05 s.n. Los Angeles Pasadena. Comment
  POM4626  Corethrogyne filaginifolia var. filaginifolia D. L. Crawford 1915-8-14 s.n. Los Angeles San Antonio Canyon, Claremont. Comment
  RSA506845  Corethrogyne filaginifolia var. filaginifolia Louis C. Wheeler 1967-8-24 10492 Los Angeles Angeles National Forest: SW slope of Mt. Waterman. 2164 Comment
  RSA653525  Corethrogyne filaginifolia var. filaginifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 287 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 915 Comment
  JEPS50145  Cornus sericea subsp. sericea Frank W. Peirson 1922-7-5 3186 Los Angeles San Gabriel Mts., San Antonio Mts., Swartout Valley Region, 1981 Comment
  SD240941  Coronopus didymus R. G. Swinney 2009-4-7 10283 Los Angeles Transverse Ranges: San Gabariel Mountains Foothills; San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west (Azusa 7.5'Q) 184 Comment
  UCD112972  Cotoneaster pannosus Scott D. White 1997-5-21 5201 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Hwy 39; canyon bottom and adjacent slopes along unnamed dirt access road to gaughing stn. Below Morris Dam. 243 Comment
  LA94421  Cotula australis Louis Wheeler; 1932-5-7 687 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  SFV3857  Cotula coronopifolia M. L. Vincent 1960-3-24 59 Los Angeles Santa Monica Mountains Temescal Canyon beside dry streambed. Comment
  UCR219905  Crassula colligata subsp. lamprosperma R. G. Swinney 2009-4-17 10384 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
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Jul 11 2016
  UCR220193  Crassula colligata subsp. lamprosperma R. G. Swinney 2009-4-7 10302 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
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Jul 11 2016
  CAS-BOT-BC427729  Crassula connata Robert F. Thorne 1973-4-11 42800 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon 426 Comment
  CAS-BOT-BC427735  Crassula connata J. H. Thomas 1957-3-16 6501 Los Angeles Pt. Dume. About 18 miles due west of Santa Monica. 60 Comment
  UCR276899  Crassula erecta R. G. Swinney 2011-3-29 14276 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
  RSA656309  Crassula tillaea Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 660 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. 579 Comment
  SEINET13203162 Image available Cressa truxillensis Jeremiah George 2012-1 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St, and South Acacia Ct., C. 100 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area (South Gate 7.5' Q.) 21 Comment
  SBBG115421  Crocanthemum scoparium var. vulgare E. R. Blakley 1963-4-10 5585 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  CAS-BOT-BC181574  Crossosoma californicum Reid Moran 1941-2-26 630 Los Angeles Bank of creek, Johnson's Valley - Santa Catalina Island Comment
  NY268584  Crossosoma californicum A. Davidson 06 1892 5785 Los Angeles Santa Catalina Island. Comment
  RSA771952  Crossosoma californicum R. F. Thorne 1968-2-25 37915 Los Angeles Cherry Valley, Santa Catalina Island. Comment
  SBBG18710  Crossosoma californicum E. R. Blakley 1963-4-7 5518 Los Angeles Middle Ranch Cyn, ca. 1 mi above Middle Ranch 228 Comment
  SD69030  Crossosoma californicum Robert F. Thorne, D. Propst 1968-5-29 37706 Los Angeles Santa Cataline Island, Hamilton Canyon 29 Comment
  SEINET3840108  Crotalaria agatiflora Unknown 1939-7-10 Los Angeles Los Angeles campus Comment
  SD39873  Croton californicus Edith A. Purer 1931-4-28 2031 Los Angeles Redondo Beach Comment
  CATA137  Croton setiger Peter Henrikson 1987-5-18 102 Los Angeles Santa Catalina Island: Above Parsons' Landing 60 Comment
  RSA249773  Cryptantha barbigera R. F. Thorne 1973-4-20 42992 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  UCR205232  Cryptantha barbigera R. G. Swinney 2008-5-2 8727 B Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCD40976  Cryptantha barbigera var. barbigera Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-4-14 1600 Los Angeles Antelope Valley Poppy Reserve. Comment
  RSA598848  Cryptantha circumscissa Steve Boyd, Timothy S. Ross 1997-3-21 9224 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A;, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1310 Comment
  UCR116287  Cryptantha circumscissa B. G. Pitzer 1998-5-12 3703 Los Angeles Western Mojave Desert, W side of 170th Street East, 0.5 mi. south of Avenue 'J' (N5), and c. 0.2 mi. north of the west entrance to Saddleback Butte State Park 890 Comment
  UCR205925  Cryptantha circumscissa R. G. Swinney 2008-5-5 8759 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  JEPS127385  Cryptantha clevelandii Robert Steers 2004-12-23 Los Angeles Palos Verdes Peninsula. Rancho Palos Verdes. Comment
  UC1349352  Cryptantha clevelandii Robert F. Thorne 1966-4-5 35850 Los Angeles Cottonwood Canyon Santa Catalina Island 106 Comment
  POM246606  Cryptantha clevelandii var. florosa F. R. Fosberg 1931-3-24 4350 Los Angeles Hamiltons Canyon, Santa Catalina Island 30 Comment
  UCR126646  Cryptantha corollata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26131 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
  RSA709952  Cryptantha decipiens LeRoy Gross 2005-4-28 2150 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA647794  Cryptantha intermedia LeRoy Gross, Laura Moore 2000-6-5 203 a Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  RSA653858  Cryptantha intermedia Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 889 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  UC56961  Cryptantha intermedia Harley P. Chandler 1897-2-6 Los Angeles Claremont 487 Comment
  UCR126251  Cryptantha intermedia A. C. Sanders 2003-3-14 25766 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
  POM368304  Cryptantha intermedia Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles La Crescenta Comment
  POM369518  Cryptantha intermedia Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  RSA0075636  Cryptantha intermedia var. johnstonii L. C. Wheeler 1967-5-18 9610 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA0088871  Cryptantha leiocarpa Andrew C. Sanders 1988-5-18 7826 Los Angeles South Coast: El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. Subsite 19, east of building. 1 Comment
  RSA499644  Cryptantha micrantha Anstruther Davidson 1892-04 s.n. Los Angeles Los Angeles. El Monte. Comment
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Oct 3 2010
  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
  UCR270017  Cryptantha micromeres R. G. Swinney 2010-3-24 12049 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SD186134  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 395 Comment
  UC2026382  Cryptantha muricata Louis C. Wheeler 1968-5-30 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, depression on bench NE of Campground. Comment
  UCR258494  Cryptantha muricata R. G. Swinney 2010-5-29 13017 Los Angeles San Gabriel Mountains, 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
  UCD119964  Cryptantha muricata Kathy Tajbakhsh 1996-5-2 22 Los Angeles Rocky Point Park, Chatsworth, 300 m on the main trail on a W-facing slope. Comment
  RSA0079344  Cryptantha muricata var. jonesii Orlando Mistretta 1992-5-21 370 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UCR270246  Cryptantha muricata var. muricata R. G. Swinney 2011-7-7 15440 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  UCR110886  Cryptantha nevadensis A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22000 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCR127958  Cryptantha nevadensis A. C. Sanders, E. J. Lott 1993-5-6 13962 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  RSA594619  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-8 9337 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA0082881  Cryptantha oxygona R. G. Swinney 2010-5-19 12775 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA725112  Cryptantha oxygona Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -54 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR178077  Cryptantha oxygona LeRoy Gross, B. Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 938 Los Angeles Transverse Ranges; San Gabriel Mountains, Pacifico Mountain Road (3N17) c. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff 1799 Comment
  UCR220250  Cryptantha oxygona R. G. Swinney 2009-4-28 10517 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR269947  Cryptantha pterocarya R. G. Swinney 2010-6-1 13109 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  UCR280578  Cryptantha pterocarya var. purpusii R. G. Swinney 2014-4-18 16128 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  UCR277397  Cryptantha similis R. G. Swinney 2010-6-1 13167 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
  SDSU20082  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. 51 Comment
  UC1999564  Cryptantha wigginsii Michael G. Simpson, Lori L. Simpson 2012-4-22 3684 Los Angeles Santa Catalina Island, road cut on north side of st. Catherine Way Road, ca. 0.25 mile along road south of entrance to Hamilton Cove Villa. Comment
  RSA394867  Cuscuta Sarah G. Kemp 1931-7-12 s.n. Los Angeles Mt. Wilson Comment
  POM70940  Cuscuta californica Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  UCR48945  Cuscuta californica A. C. Sanders 1987-7-22 7173 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA616942  Cuscuta californica var. californica L. C. Wheeler 1967-7-23 10183 Los Angeles San Gabriel Mts.: vicinity of Kentucky Springs. 1128 Comment
  RSA152132  Cycladenia humilis var. venusta Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA483546  Cynodon dactylon Jack Rempel 1932-3-20 s.n. Los Angeles El Segundo. Comment
  RSA608253  Cynodon dactylon L. C. Wheeler 1966-10-25 9062 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  SBBG127366  Cynosurus echinatus A. Parikh, N. Gale 2011-7-7 3536 Los Angeles Barley Flats, 4.4 km W of Shortcut Station, 1 km N of St Hwy 2; San Gabriel Mtns 1705 Comment
  UC1871122  Cynosurus echinatus T. S. Ross, S. D. Boyd 1993-6-29 7383 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: 530 m WNW of Wilson Canyon Saddle; 340 m NNE of the Radio Facility; WNW slope draining to Whitney Canyon; San Fernando 7.5' USGS quad: T3N R15W, NW/4 NW/4 SE/4 sec. 9, elev. 3280-3370 feet Comment
  RSA764405  Cyperus eragrostis Justin M. Wood 2009-9-9 1295 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SD144509  Cyperus eragrostis Scott White 1996-5-15 4042 Los Angeles Marina Del Rey area; Ballona Ck. floodplain W of Lincoln Bl. and S of Jefferson Bl. 3 Comment
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Jul 18 2010
  UCR151019  Cyperus involucratus Scott D. White 1997-5-7 5062 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
  CATA1506  Cyperus odoratus Mark L. Hoefs, Steven A. Junak 1996-7-9 2719 Los Angeles Santa Catalina Island: By Middle Ranch Reservoir, Middle Canyon 201 Comment
  RSA616056  Cystopteris fragilis Scott D. White, Brain Leatherman 1997-1-21 6059 Los Angeles NW San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). 579 Comment
  RSA602959  Dactylis glomerata Steven A. Junak 1996-5-1 2698 Los Angeles Santa Catalina Island: by summit reservoir. 409 Comment
  RSA187916  Datura wrightii Robert F. Thorne 1966-9-14 36632 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  RSA421874  Datura wrightii F. R. Fosberg 1931-5-21 S- 4928 Los Angeles Fourth of July Bay, Santa Catalina Island. Comment
  UCSB49817  Datura wrightii Reisentz, Paul 1975-4-30 Los Angeles 1 1/2 miles south of intersection of Pacific Coast Hwy and Las Posas Rd. Santa Monica Mtns. 15 Comment
  CATA63  Daucus pusillus USC Wrigley Interns: Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 39 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  SBBG120059  Daucus pusillus A. C. Sanders 2003-5-22 26819 Los Angeles abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of Interstate 210, N of Santa Fe Railroad, E of San Gabriel River channel 171 Comment
  SBBG12508  Deinandra clementina P. H. Raven 1962-7-12 18038 Los Angeles above North Head Comment
  UC1349023  Deinandra clementina Robert F. Thorne and P. Everett 1965-5-11 34547 Los Angeles rocky roadside ca. 1 mi e Isthmus Cove; Santa Catalina Island 152 Comment
  UC53977  Deinandra fasciculata H. P. Chandler 1902-9-9 2016 Los Angeles roadside near Bellona Lagoon Comment
  RSA0117613  Delphinium cardinale Sarah J. J. De Groot, Linda Lee Worlow 2005-5-26 5015 Los Angeles Claremont: San Antonio Wash, near end of Alamosa Drive off Padua Ave. San Antonio outwash plain. 518 Comment
  RSA394495  Delphinium cardinale Wm. Martin 1971-8-25 s.n. Los Angeles On the road to Saddle Peak, Santa Monica Mountains. Comment
  RSA650493  Delphinium cardinale Mary H. Ward 1970-4-19 LASCA- 934 Los Angeles San Rafael Hills,behind Linda Vista, southwestern Pasadena 305 Comment
  UCSB1977  Delphinium parishii subsp. parishii Phillips, Priscilla 1958-4-26 Los Angeles 2 miles south of Palmdale; Route 138 Comment
  UCD96268  Delphinium parryi Gerald Dickinson 1962-4-24 27 Los Angeles 1 mi. W. Old Topanga Canyon Rd - Mulholland. Santa Monica Mountains. 396 Comment
  UCR87350  Delphinium parryi R. G. Swinney 1994-4-7 2840 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail 610 Comment
  LA212286  Delphinium parryi Carol Haines; 1964-5-23 s.n. Los Angeles 1 miles from beginning of Old Ridge Route. 426 Comment
  PASA2534  Delphinium parryi Loletta Hiebert Los Angeles Flintridge Comment
  LA38282  Delphinium parryi subsp. parryi Carl Epling; 536 Los Angeles Comment
  POM306226  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1937-3-21 s.n. Los Angeles Altadena. Comment
  CAS-BOT-BC116419  Delphinium patens subsp. hepaticoideum T. Ross 1992-5-8 6300 Los Angeles San Gabriel Mtns: Glendor Ridge Road; steep northerly slope overlooking Coldwater Canyon to the N; 1246 Comment
  POM230715  Delphinium patens subsp. hepaticoideum I. W. Clokey, E. G. Anderson 1935-5-9 6621 Los Angeles San Dimas Canyon Comment
  RSA798763  Delphinium patens subsp. hepaticoideum Jason Koontz, Diana D. Jolles 2012-3-31 281 Los Angeles Potato Mountain hiking trail, off of Mount Baldy Rd. Right along trail, on N-Facing slope 467 Comment
  UCR192833  Delphinium patens subsp. hepaticoideum R. G. Swinney 1998-7-2 6264 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 0.8 mi. NE of junction of roads 4N21B, 4N21A, and 4N21 2110 Comment
  UC9977  Dendromecon harfordii Blanche Trask May 1890 Los Angeles Avalon Santa Catalina Island Comment
  LA200720  Dendromecon rigida Carl Epling; L. Ellison 1929-3-16 sn Los Angeles Santa Monica Mountains, near Girard [Woodland Hills] Comment
  POM293135  Dendromecon rigida subsp. rigida Lyman Benson 1946-4-10 12008 Los Angeles San Antonio Wash; 2 mi. ne of Claremont 366 Comment
  SEINET3507535 Image available Dentaria californica C. Francis Shutts 1949-3-13 19 Los Angeles San Dimas Canyon. San Gabriel Mt. Range. Comment
  SBBG53163  Descurainia pinnata S. A. Junak 1978-4-15 SCa 13 Los Angeles N side of Cherry Harbor Comment
  CAS-BOT-BC43345  Descurainia pinnata subsp. glabra Timothy S. Ross; Darin Banks 1994-4-13 7539 Los Angeles Liebre Mountains. Bouquet Reservoir. North shore at effluence of Spunky Canyon. 905 Comment
  RSA725094  Descurainia pinnata subsp. halictorum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -28 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  JEPS9735  Dicentra chrysantha C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4623 Los Angeles Bouquet Canyon 1100 Comment
  RSA0089506  Dicentra chrysantha R. G. Swinney 2011-6-30 15415 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR98928  Dicentra chrysantha T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3761 Los Angeles San Gabriel Mtns., Pinyon Ridge, western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1951 Comment
  RSA534116  Dichelostemma capitatum subsp. capitatum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5096 Los Angeles San Clemente Island: North Head; WNW of the new landing field. 15 Comment
  RSA95855  Dichelostemma ida-maia E. K. Balls 1954-5-26 19408 Los Angeles [Claremont], Botanic Garden plants, Prop. No. 5811, from bulbs cultivated in garden of Henry R. davis, Los Angeles, presented to Garden Aug. 1942. Comment
  SEINET3885715  Dichelostemma pulchellum Keith Dobry 1990-11-25 111 a Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  CDA1976  Digitaria decumbens G. C. Fleischman 1993-9-9 Los Angeles Pasadena. 0 Comment
  POM365103  Digitaria sanguinalis Edwin Kline 1924-7-23 s.n. Los Angeles Los Angeles. Comment
  UCR138518  Digitaria sanguinalis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA0028692  Diplacus Darron David 1992-5-15 7 Los Angeles Hacinda [Hacienda] Heights, 3.5 miles south of the intersection of Coli ma [Colima] Rd. and Haliburton Rd., respectively. Comment
  CAS-BOT-BC150640  Diplacus longiflorus Prof. W. R. Dudley 1907-11-28 s.n. Los Angeles Near Monrovia Comment
  CAS-BOT-BC150642  Diplacus longiflorus Alice Eastwood 1913-5-11 3130 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC195614  Distichlis spicata Peter H. Raven; Henry J. Thompson 1959-9-6 14364 A Los Angeles At mouth of Malibu Creek 1 Comment
  RSA641433  Distichlis spicata L. C. Wheeler 1967-7-23 10156 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  RSA750207  Distichlis spicata R. G. Swinney 2005-7-21 8318 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA247978  Dithyrea californica R. F. Thorne, Gary D. Wallace 1973-4-24 43444 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope 915 Comment
  RSA65162  Dodecahema leptoceras F. W. Peirson 1920-4-26 2113 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  UCR209441  Dodecatheon clevelandii R. G. Swinney 1969-4-27 387 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  OBI30218  Dodecatheon clevelandii Richard J. Ramirez 1971-3-22 B 3 Los Angeles N of Puddingstone Reservoir Recreation Area. Off of San Dimas Canyon Rd in San Dimas Comment
  RSA628696  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: 0.4 mile southwest Big Cieneja on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  SD90346  Dodecatheon redolens Robert F. Thorne, J. Dourley 1967-10-10 37352 Los Angeles San Gabriel Mts., Angeles National Forest: 1.5 mi. E of Dawson Saddle; in cienega, cool, moist shaded N-facing slope 2332 Comment
  UCR31795  Dodecatheon redolens T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns, Lily Springs Comment
  UCR276722  Draba corrugata R. G. Swinney 2010-9-21 13860 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  LA82518  Dryopteris arguta O. H. Kappler; 1941-3-9 107 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SFV14644  Dryopteris arguta S. Jonsson 1989-4-19 s. n. Los Angeles Santa Susana Mountains In Bee Canyon of O'Melveny Park. Upstream of Ranger Station 2.5 miles, next to trail. 490 Comment
  UC811823  Dryopteris arguta I. W. Clokey and E. G. Anderson 1935-5-9 6502 Los Angeles San Dimas Canyon Comment
  UC812061  Dryopteris arguta Ira W. Clokey, B. Templeton May 1929 4539 Los Angeles Mandeville Canyon; Santa Monica Mts. 350 Comment
  RSA657965  Dryopteris arguta Christopher Vellema 2001-2-4 111 Los Angeles City of Glendale. Dead Horse Canyon, one quarter mile from Greenbriar Street. 30 feet up the NW facing stream bank. 354 Comment
  RSA423503B  Dudleya cymosa subsp. pumila Anstruther Davidson s.n. Los Angeles Rock Creek. Comment
  RSA131252  Dudleya lanceolata P. C. Everett, E. K. Balls 1959-5-22 23805 Los Angeles Big Rock Creek, N slopes, San Gabriel Mts, from Valyermo 1220 Comment
  RSA653257  Dudleya lanceolata A. C. Sanders, D. Malueg 1998-6-22 22020 Los Angeles San Gabriel Mtns.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Lane, and along trail to the NE. 549 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
  UCR259251  Dudleya lanceolata R. G. Swinney 2010-6-4 12994 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
  RSA247427  Dudleya lanceolata Jack Delaini, Barbara Shervanick 1974-5-23 220 Los Angeles Lodi Canyon, San Dimas Experimental Forest 441 Comment
  RSA0062563  Dudleya pulverulenta R. G. Swinney 2010-4-15 12272 Los Angeles Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 695 Comment
  SBBG98520  Dudleya virens T. Ross 1991-5-23 5492 Los Angeles lower Tota Cyn, E escarpment 76 Comment
  SEINET3156751  Dysphania pumilio Unknown 1906-10-4 7178 Los Angeles Pasadena; southern California Comment
  RSA582040  Echinochloa colona L. C. Wheeler 1931-9-11 137 Los Angeles 2 miles NE La Verne. 381 Comment
  LA8528  Echinochloa colona Don P. Mullally; 1950-7-21 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  CAS-BOT-BC197217  Echinochloa crus-pavonis I. M. Johnston 1918-8-4 2111 Los Angeles North Pomona 365 Comment
  LA200727  Ehrendorferia ochroleuca Jonathan Sauer; 1972-3-21 5016 Los Angeles 853 Comment
  SEINET13384076 Image available Eleocharis macrostachya R. G. Swinney 2011-1 15297 Los Angeles Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  UCR275289  Eleocharis palustris Jeremiah George, Audrey J. George 2012-4-15 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  RSA590827  Elymus Orlando Mistretta 1992-5-4 218 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA0076959  Elymus elymoides R. G. Swinney 2010-5-19 12821 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  SBBG119037  Elymus elymoides G. D. Wallace 1982-4-26 1948 Los Angeles Ft Tejon Rd Comment
  RSA571283  Elymus elymoides subsp. elymoides Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8324 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, Santiago Canyon at confluence with side draw on southeastern side of Mt. Emma. 1159 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
  UCD62256  Elymus glaucus subsp. glaucus Robert F. Thorne; M. Z. Thorne 1967-7-19 37141 Los Angeles San Gabriel Mts., Angeles National Forest, Crystal Lake Recreation Area: just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1554 Comment
  UCR272967  Elymus glaucus subsp. virescens R. G. Swinney 2011-7-29 15578 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  SD237266  Elymus ponticus R. G. Swinney 2008-6-17 9025 Los Angeles San Gabriel Mountains: 2.3 mi. north of Hwy 2 at Vincent Gap Pinyon Ridge Motorway. 1992 Comment
  SBBG56898  Elymus stebbinsii M. N. Ackley 1929-5-26 Los Angeles San Dimas Cyn 457 Comment
  UCR252875  Emmenanthe penduliflora R. G. Swinney 2010-5-11 12654 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA0105025  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-4-26 14488 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
  RSA226246  Emmenanthe penduliflora var. penduliflora Gary D. Cromwell 1971-4-30 615 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  RSA401553  Emmenanthe penduliflora var. penduliflora L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch) Sierra Madre Mountains Comment
  RSA654081  Emmenanthe penduliflora var. penduliflora Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 744 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 427 Comment
  RSA679962  Encelia actoni LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 847 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  UCR223074  Encelia actoni R. G. Swinney 2009-5-13 10785 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  RSA0080645  Encelia farinosa R. G. Swinney 2010-3-10 11810 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  SEINET7837722  Encelia farinosa Unknown 1973-5-16 Los Angeles San Gabriel Mountains. Mouth of Van Tassel Canyon. Comment
  RSA129437  Ephedra viridis G. T. Nordstrom 1935-3-24 408 Los Angeles 1.75 miles S. W. of Mouth of Beartrap Canyon 793 Comment
  UCR182700  Epilobium R. G. Swinney 1997-8-6 5773 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  UCR271156  Epilobium canum R. G. Swinney 2011-7-8 15508 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
  CAS-BOT-BC166214  Epilobium canum subsp. canum Louis C. Wheeler 1931-11-11 342 Los Angeles N side Santa Monica Mts. near Girard 426 Comment
  RSA0080364  Epilobium canum subsp. canum R. G. Swinney 2011-7-21 15540 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA0105044  Epilobium canum subsp. canum R. G. Swinney 2011-10-27 15917 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA550706  Epilobium canum subsp. canum Tim S. Ross, Annette Ross 1991-7-29 5687 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA588496  Epilobium canum subsp. canum Geo. L. Moxley 1918-10-26 s.n. Los Angeles Big Dalton. 640 Comment
  UC454608  Epilobium canum subsp. canum I. J. Condit 1908-6-27 Los Angeles Catalina Island Comment
  RSA588407  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-8-29 s.n. Los Angeles Mt. Waterman Ridge. Comment
  RSA761145  Epilobium canum subsp. latifolium R. G. Swinney 2008-10-10 9568 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR223374  Epilobium canum subsp. latifolium R. G. Swinney 2009-7-23 11392 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR125947  Epilobium ciliatum A. C. Sanders, Mark Elvin 2002-6-19 25173 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  SBBG131548  Epilobium ciliatum subsp. ciliatum S. A. Junak 1999-7-16 SCa 1055 Los Angeles lower part of Cottonwood Cyn, below waterfall 12 Comment
  RSA191377  Epilobium ciliatum subsp. glandulosum Robert F. Thorne, M. Z. Thorne 1967-7-19 37187 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  UCR223130  Epilobium densiflorum R. G. Swinney 2009-7-22 11346 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA0045420  Epilobium glaberrimum Wendy Boes, Andrew S. Wheeler 2009-7-13 2009 -051 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA381695  Epipactis gigantea George Henry Grinnell 1923-5-30 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UCR261768  Epipactis gigantea R. G. Swinney 2010-9-13 13821 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  POM6278  Epipactis gigantea Arvis Smith 1899-06 105 Los Angeles Claremont. 366 Comment
  RSA608880  Equisetum hyemale var. affine L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  CAS-BOT-BC57309  Equisetum laevigatum Louis C. Wheeler 1933-10-20 2175 Los Angeles San Gabriel River 76 Comment
  SEINET3866219 Image available Equisetum laevigatum Timothy S. Ross 1993-4-23 6933 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along the stream, ca 350 m WNW of Eagle's Nest Lodge; Santa Catalina South USGS 7.5' quad.; 0 131 Comment
  SBBG131700  Equisetum telmateia subsp. braunii S. A. Junak 1999-9-10 SCa 1096 Los Angeles Middle Ranch Cyn, inland from Ben Weston Beach (Mills Landing) 91 Comment
  CAS-BOT-BC284131  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1970-10-17 17546 Los Angeles Antelope Valley, Gorman Highway 5 miles west of Highway 14, Mojave Desert 1005 Comment
  UC18783  Eremalche exilis J. Burtt Davy May 9 1896-May 24 1896 2282 Los Angeles near Lancaster Lancaster; Antelope Valley Comment
  RSA0104856  Eriastrum densifolium subsp. austromontanum T. S. Ross 1992-7-17 6720 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  RSA0105515  Eriastrum densifolium subsp. austromontanum J. Mark Porter, Lauren Machen 2012-5-30 15131 .1 Los Angeles Along Lone Pine Canyon Road, near the junction with CA Hwy 138 near Mormon Rocks Ranger Station. 1026 Comment
  RSA0107784  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1995-7-12 1913 Los Angeles Little Rock Creek. 1098 Comment
  SD258999  Eriastrum pluriflorum subsp. pluriflorum Sarah J. De Groot, Janelle De Groot 2005-6-8 5040 Los Angeles Along Hungry Valley Road, 0.7 mile west of Interstate 5 and just south of intersection with Smokey Bear Road. Canada de los Alamos. 868 Comment
  SEINET2473461 Image available Eriastrum sapphirinum Richard G. Swinney 2009-1 10704 Los Angeles Transverse Range; San Gabriel Mtns.; Azusa, San Gabriel River 0.1 mi. north of San Gabriel River Bike Path parking lot at Hwy 39 junction 226 Comment
  UCR206132  Eriastrum sapphirinum A. C. Sanders, T. B. Salvato 2009-5-29 37052 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  CAS-BOT-BC514939  Eriastrum sapphirinum subsp. brevibracteatum A. D. E. Elmer 1902-6-1 3666 Los Angeles Palmdale Comment
  CAS-BOT-BC514944  Eriastrum sapphirinum subsp. brevibracteatum F. W. Peirson 1921-7-1 922 Los Angeles Arraster Creek, San Gabriel Mts. 944 Comment
  RSA0121259  Eriastrum sapphirinum subsp. dasyanthum 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
  RSA0121297  Eriastrum sapphirinum subsp. dasyanthum J. H. Barber 1897-6-22 168 Los Angeles San Fernando Valley. Comment
  CAS-BOT-BC515035  Eriastrum sapphirinum subsp. sapphirinum F. W. Peirson 1918-11-2 156 Los Angeles San Gabriel Mts., Hennigers Flat, Mt. Wilson Toll Road 853 Comment
  SD257255  Erica melanthera Jack Pepper 1953-2-10 Los Angeles Canoga Park, Pierce College Comment
  CAS-BOT-BC286760  Ericameria cuneata var. cuneata Fordyce Grinnell, Jr. 1916-9-20 s.n. Los Angeles Mt. Waterman - San Gabriel Mts. - near Pasadena 2590 Comment
  RSA792022  Ericameria cuneata var. cuneata Jane Tirrell, Graham Bothwell 2012-9-14 LS 0174 Los Angeles Approx. 300 meters southest of California State Route 2 in rocky outcrop above Big Rock Creek drainage, about 1.5 mi west of Dawson Saddle. 2395 Comment
  POM184702  Ericameria linearifolia Joseph A. Ewan 1932-5-29 7233 Los Angeles Lower Arrastre Canyon 854 Comment
  RSA599628  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-4-16 9522 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  UCR266129  Ericameria linearifolia Orlando Mistretta, Christine Mistretta 2005-4-21 2054 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  UCR235684  Ericameria nauseosa Mark Hoddle 2007-4-26 CA-MSH- 611 Los Angeles Western Mojave Desert, Antelope Valley, California Poppy Preserve, 150th St. West, north of Lancaster Rd. 856 Comment
  RSA0062635  Ericameria nauseosa subsp. nauseosa R. G. Swinney 2010-9-9 13762 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
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Oct 12 2018
  RSA0022258  Ericameria nauseosa var. bernardina Duncan S. Bell, Caitlin Elam 2013-8-1 5548 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  CAS-BOT-BC298050  Ericameria nauseosa var. mohavensis Marcus E. Jones 1924-9-10 s.n. Los Angeles Swartout Valley Comment
  CAS-BOT-BC299518  Ericameria palmeri var. pachylepis Peter H. Raven 1957-11-14 11405 Los Angeles U.C.L.A. campus, west Los Angeles Comment
  RSA114149  Ericameria palmeri var. pachylepis Peter H. Raven 1957-11-14 11405 Los Angeles UCLA campus, W Los Angeles County Comment
  RSA151168  Ericameria palmeri var. pachylepis Peter H. Raven 1961-10-19 16865 Los Angeles Native to the Botanic Garden, Claremont. 259 Comment
  RSA359442  Ericameria parishii var. parishii L. C. Wheeler 1931-8-30 37 Los Angeles San Antonio Canyon, San Gabriel Mts. 1005 Comment
  RSA481991  Ericameria parishii var. parishii Richard Noyes 1988-9-18 741 Los Angeles Behind San Antonio Dam 701 Comment
  UCR277205  Ericameria parryi R. G. Swinney 2010-9-30 13953 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  CAS-BOT-BC293033  Ericameria parryi var. parryi Bunch; Baily 1974-8-15 0519 Los Angeles West edge of site, south of Honor Camp ent. Comment
  CAS-BOT-BC293125  Ericameria pinifolia David D. Keck 1932-10-14 1949 Los Angeles Tujunga Wash, 4 miles east of Van Nuys, on Van Owen Street Comment
  CAS-BOT-BC293139  Ericameria pinifolia C. B. Wolf 1931-5-13 1996 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando 365 Comment
  CAS-BOT-BC293144  Ericameria pinifolia Ernest C. Twisselmann 1961-10-31 6677 Los Angeles Liebre Mountains: Munz Lake 929 Comment
  RSA3305  Ericameria pinifolia C. B. Wolf 1931-10-20 2465 Los Angeles 1/2 mile above Montrose, on road from Tujunga to La Canada 457 Comment
  RSA702165  Erigeron breweri var. covillei Michael Honer 2004-6-22 1994 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  SBBG95449  Erigeron canadensis M. B. Dunkle 1928-10-7 2002 Los Angeles Middle Ranch Cyn 167 Comment
  UCR205266  Erigeron foliosus R. G. Swinney 2005-8-15 8490 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  POM357455  Erigeron foliosus var. foliosus B. C. Templeton 1932-7-21 5047 Los Angeles East Blue Ridge, Big Pines Park. San Gabriel Mountains 2134 Comment
  UC1536742  Erigeron foliosus var. foliosus G. H. True Jr. 1938-6-22 892 Los Angeles near Valyermo; Big Rock Ranch 762 Comment
  RSA532658  Erigeron foliosus var. foliosus Timothy S. Ross 1991-8-14 5768 Los Angeles Roundtop [Mtn], San Gabriel Mountains: 1707 Comment
  RSA0115443  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-6-1 13169 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
  SD253465  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-5-31 14901 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  CAS-BOT-BC188091  Eriodictyon traskiae E. R. Blakley 1962-10-3 5390 Los Angeles E side of Black Jack Mountain at start of road to White's Landing 411 Comment
  UCR271077  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2011-6-14 15127 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  POM3878  Eriodictyon trichocalyx var. trichocalyx I. M. Johnston 1917-5-6 s.n. Los Angeles Mouth of San Antonio Canon. 610 Comment
  CAS-BOT-BC248477  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles One-half mile east of Palmdale, Mojave Desert 807 Comment
  RSA0050407  Eriogonum baileyi R. G. Swinney 2009-11-16 11625 Los Angeles 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  UCSB6807  Eriogonum baileyi Ewan, Joseph 1927-10-16 Los Angeles Mohave Desert near Portal Ridge 841 Comment
  SEINET6329284  Eriogonum brachyanthum Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9634 Los Angeles Santa Clarita area: Santa Clara River wash, near Soledad Canyon Road bridge. Upstream and downstream ca 1.5 miles (Mint Canyon). T4N R15W S17, 18, 20-22 390 Comment
  RSA729398  Eriogonum davidsonii R. G. Swinney 1998-9-7 6950 Los Angeles San Gabriel Mtns.: saddle between Pine Mountain and Dawson Peak 2817 Comment
  UCSB1456  Eriogonum davidsonii Wedberg, H. 1958-7-24 Los Angeles Angeles Forest Hwy. between Vincent and tunnel. San Gabriel Mtns. Comment
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Feb 18 2015
  SEINET6340515  Eriogonum davidsonii Wesley O. Griesel 1961-8-18 Los Angeles Trail from Charleton Falts to Chilao San Gabriel Mountains. 1524 Comment
  RSA393490  Eriogonum elongatum H. L. Bauer 1932-10-1 s.n. Los Angeles Topanga Canyon. Comment
  LA200758  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .5 Los Angeles Santa Monica Mountains, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd 274 Comment
  POM187777  Eriogonum elongatum var. elongatum Thos. Craig 1933-10-9 2003 Los Angeles Hillsides north of Ravenna. 915 Comment
  UCR162640  Eriogonum fasciculatum subsp. polifolium Anuja Parikh, Nathan Gale 2004-6-17 2050 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River 290 Comment
  RSA672296  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-1-19 30940 Los Angeles End of sidewalk along Eagle Rock View Drive, south facing slope, south face of the Eagle Rock. 293 Comment
  UC1032052  Eriogonum fasciculatum var. foliolosum P. L. Johannsen 1934-2-13 278 Los Angeles 3/4 mi se Junction, Haskell and Bouquet Canyon; Santa Susana Quadrangle Comment
  UCR212782  Eriogonum fasciculatum var. foliolosum Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1836 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UCSB27667  Eriogonum fasciculatum var. foliolosum Lavinger, S. 1975-10-6 Los Angeles Angeles Crest Highway .3 miles north of Angeles Crest Ranger Station. San Gabriel Mountains 762 Comment
  RSA0065151  Eriogonum fasciculatum var. polifolium R. G. Swinney 2009-11-18 11657 Los Angeles Summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon. 1280 Comment
  SD262354  Eriogonum fasciculatum var. polifolium R. G. Swinney 2014-4-10 16060 Los Angeles San Gabriel Mountains: SW of Littlerock, north foot of mountains on desert slope, south side of CA Aquaduct 100-400 m east of Cheseboro Rd (Palmdale 7.5'Q) 901 Comment
  UC6286  Eriogonum fasciculatum var. polifolium J. Burtt Davy May 9 1896-May 24 1896 2564 Los Angeles near West Palmdale; Antelope Valley Comment
  RSA248841  Eriogonum giganteum var. formosum Robert F. Thorne 1973-4-11 42854 Los Angeles San Clemente Island: Norton Canyon. 274 Comment
  SDSU6745  Eriogonum giganteum var. giganteum R. M. Beauchamp 1967-3-20 368 Los Angeles Above beach road south of Avalon. Comment
  UCR239977  Eriogonum gracile R. G. Swinney 2009-11-16 11637 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  SBBG62116  Eriogonum gracile R. Hoffmann 1928-11-11 Los Angeles near Balestier's, Mint Cyn Comment
  SEINET7862101  Eriogonum gracile var. gracile M. A. Elvin 2003-5-25 2927 A Los Angeles NE end of Santa Susana Mtns.; [Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage.] 595 Comment
  RSA393229  Eriogonum gracile var. gracile Sam Tyson 1943-9-1 ** Los Angeles Browns Flat, San Dimas Canyon. 1250 Comment
  SEINET7072895  Eriogonum gracile var. incultum A. G. Vestal 1963-5-22 s.n. Los Angeles Outside Bobs Gap, Antelop Valley. Coordinate datum: WGS84/NAD83. (34? deg. 27' 16" North Latitude, -117? deg. 48' 43" West Longitude; UTM Zone 11, 425420mE, 3812643mN, Coordinate datum: NAD27.). Comment
  RSA708719  Eriogonum gracillimum Scott D. White, Andrea Warniment 2005-9-13 11223 Los Angeles Tehachapi Mountains: Slopes and plateaus west of Oso Canyon, ca. 1-2 air miles N of Quail Lake. 1067 Comment
  UCR209468  Eriogonum kennedyi R. G. Swinney 2008-7-3 9164 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA611517  Eriogonum maculatum Louis C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1159 Comment
  JEPS56545  Eriogonum palmerianum Ralph Hoffmann 1927-9-23 2689 Los Angeles Palmdale Comment
  UCR213403  Eriogonum parvifolium A. C. Sanders, Dan S. Cooper 2010-3-12 37347 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0073265  Eriogonum pusillum Orlando Mistretta, Christine Mistretta 2005-4-21 2070 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UCR193530  Eriogonum pusillum R. G. Swinney 1999-6-18 7295 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  UCR282035  Eriogonum pusillum R. G. Swinney 2014-4-30 16245 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
  CAS-BOT-BC267755  Eriogonum roseum A. D. E. Elmer 1902-6-1 3725 Los Angeles Acton Comment
  SBBG64266  Eriogonum roseum R. Hoffmann 1927-9-23 Los Angeles Fairmont Comment
  UCR132670  Eriogonum roseum var. roseum G. R. Ballmer 1993-9-15 s.n. Los Angeles 1.5 miles east of Gorman on the old road 1159 Comment
  RSA420637  Eriogonum umbellatum var. minus Albert J. Perkins 1915-7-26 s.n. Los Angeles Summit of Mt. San Antonio. 3049 Comment
  CAS-BOT-BC268211  Eriogonum umbellatum var. munzii Dr. H. E. Hasse 1893-8-1 s.n. Los Angeles Acton Comment
  CAS-BOT-BC265006  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  SD257357  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-9 13760 Los Angeles San Gabriel Mountains: Big Cienaga, north of Crystal Lake Campground, 0.6 mile E of Deer Flats Campground, along FS Rd 3NO7.2/North Crystal Lake Rd. (Crystal Lake 7.5'Q) Comment
  UCR256622  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-9 13760 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC297958  Eriophyllum confertiflorum Carl B. Wolf 1932-5-9 3437 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach 7 Comment
  RSA131020  Eriophyllum confertiflorum Percy C. Everett, E. K. Balls 1959-6-2 23834 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 229 Comment
  RSA773600  Eriophyllum confertiflorum R. G. Swinney 2009-6-24 11269 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR223311  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10846 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR255782  Eriophyllum confertiflorum R. G. Swinney 2010-4-15 12271 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  JEPS30630  Eriophyllum confertiflorum var. confertiflorum Peter H. Raven 1959-5-3 14088 Los Angeles Woodrow Wilson Drive, 1.6 mi w Cahuenga Pass; Santa Monica Mountains, Woodrow Wilson Drive 304 Comment
  SBBG61118  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1931-5-3 Los Angeles ca. 3 mi E of Elizabeth Lake Comment
  SD90511  Eriophyllum confertiflorum var. confertiflorum Robert F. Thorne 1973-4-11 42848 Los Angeles San Clemente Island; middle portion of Norton Canyon, on rocky canyon walls. 274 Comment
  UC1922291  Eriophyllum confertiflorum var. confertiflorum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 817 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. Near 34deg 12' 37.7'' N 118deg 18' 15'' W T2N R14W SW/4 sec. 36. Elev. 1300 Feet. Comment
  RSA535729  Eriophyllum nevinii Timothy S. Ross 1991-5-23 5477 Los Angeles San Clemente Island: mouth of Tota Canyon, middle of island, eastern escarpment. 5 Comment
  CHSC95916  Eriophyllum pringlei LeRoy Gross 2005-5-3 2223 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  RSA595624  Eriophyllum pringlei L. C. Wheeler 1967-5-9 9381 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA550030  Eriophyllum pringlei Walter Wisura, E. Roeder 1992-4-21 4694 Los Angeles West Mojave: Mountain Brook Ranch near Valyermo. Comment
  RSA578647  Eriophyllum pringlei Timothy S. Ross, J. Mark Porter 1994-5-1 7590 a Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA252986  Eriophyllum wallacei R. F. Thorne, C. W. Tiforth 1973-4-20 43066 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UC1260225  Eriophyllum wallacei Dale E. Johnson with J. L. Strother 1974-4-24 96 Los Angeles on CA 138 e of Pearblossom (7.1 km (4.4 mi) nw of border of San Bernardino Co., (pearblossom-Pinon Hills rd), just s of aqueduct crossing, s side of road); CA 138 Comment
  OBI70740  Erodium botrys Louis C. Wheeler 1947-4-27 6471 Los Angeles Arcadia: Woodward Ave between Santa Anita Ave and Oakwood Dr Comment
  SBBG131997  Erodium botrys S. A. Junak 1996-4-12 SCI 291 Los Angeles E edge of terrace at head of more northern of 2 parallel cyns, E of Peak 1396 408 Comment
  RSA391771  Erodium botrys Bonnie C. Templeton, I. W. Clokey 1930-4-8 1494 Los Angeles San Fernando Valley near Sangus 300 Comment
  SBBG100410  Erodium brachycarpum S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 492 Los Angeles ridge on W side of Cape Cyn, S of Black Jack Pk 469 Comment
  SBBG112789  Erodium brachycarpum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 536 Los Angeles just E of Haypress Reservoir on S side of main rd 402 Comment
  RSA622830  Erodium cicutarium Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mountains: Gold Bar Mill Site. Comment
  UCR125391  Erodium moschatum A. C. Sanders, Mark Elvin 2003-3-5 25740 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  PASA669  Erodium moschatum Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA151212  Erodium moschatum Peter H. Raven 1962-4-9 17135 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  RSA652319  Erodium moschatum Jim Kishi 1948-2-23 s.n. Los Angeles Location: 1272 Glendora Ave., W. Covina. Comment
  RSA724807  Erysimum capitatum K. Dobry 1991-6-24 d- 735 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  UCD114978  Erysimum capitatum John Ingrum 1997-3-6 012 Los Angeles Santa Monica Mountains, Mulholland Highway east of Las Virgenes Road (Mile Marker 24.51.) Comment
  UC56905  Erysimum suffrutescens Ernest Braunton 1902-5-25 299 Los Angeles Hermosa Comment
  CDA24550  Eschscholzia caespitosa T. C. Fuller 1962-4-1 8167 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  UC146751  Eschscholzia californica Katharine Brandegee May 1889 Los Angeles Pasadena Comment
  UCD95326  Eschscholzia californica Marc Meyer 1993-4-25 27 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2 miles north of Tampa offramp of 118 Fwy. 400 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
  RSA150663  Eschscholzia ramosa Peter H. Raven 1962-5-9 17646 Los Angeles Just N of Gray, San Clemente Island. 366 Comment
  RSA249721  Eschscholzia ramosa Robert F. Thorne 1973-2-12 42476 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman's Cove. 46 Comment
  RSA0025290  Eucalyptus cornuta R. E. Riefner Jr. 2007-3-10 7 -122 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, N of Palos Verdes Dr. West, Malaga Creek, Via Alar at Via Corta. 41 Comment
  UCR91412  Eucalyptus lehmannii Scott D. White 1995-3-15 2579 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  UCR193425  Eucalyptus tereticornis R. G. Swinney 1999-4-8 7071 Los Angeles San Gabriel Mtns., Claremont, north of Via Santa Catarina and Mountain Ave. 488 Comment
  RSA420814  Eucrypta chrysanthemifolia F. R. Fosberg 1931-3-27 4412 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 60 Comment
  RSA420823  Eucrypta chrysanthemifolia Ora M. Clark 1929-3-24 1796 Los Angeles Santa Susana Mountains. Comment
  RSA725905  Eucrypta chrysanthemifolia A. C. Sanders, Mark A. Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25721 Los Angeles NE end of Santa Susand Mtns.: Newhall Ranch, canyon NE of Grapevine Mesa, SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of oil tanks near BM 1073. Comment
  UCR216857  Eucrypta chrysanthemifolia R. G. Swinney 2009-3-11 10092 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR14192  Eupatorium sordidum Austin P. Griffiths 1962-5-1 4518 Los Angeles San Gabriel Valley, Arcadia, Los Angeles State and County Arboretum 183 Comment
  UCR153575  Euphorbia albomarginata A. C. Sanders, T. B. Salvato 2005-4-26 29715 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR43323  Euphorbia albomarginata David Charlton 1986-6-15 309 Los Angeles San Gabriel Mtns., Mile High, intersection of Swarthout Canyon Road and Largo Vista Road (N4) 1067 Comment
  UCD142387  Euphorbia crenulata Louis C. Wheeler 1964-6-8 8478 Los Angeles San Gabriel Mountains. West Fork Palmer Canyon. Comment
  UCR66531  Euphorbia helioscopia L. C. Wheeler 1933-7-14 01936 Los Angeles San Gabriel Valley, Potrero Chico near Rio Hondo 69 Comment
  UCR95347  Euphorbia maculata L. C. Wheeler 1966-10-12 8971 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 1/2 mile north of Cattle Canyon 610 Comment
  CATA1437  Euphorbia peplus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2600 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA651897  Euphorbia polycarpa Eleanor McClung 1957-4-15 114 Los Angeles Griffith Park. Comment
  RSA433507B  Euphorbia spathulata M. B. Dunkle 1928-5-13 1958 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  SBBG119981  Euphorbia spathulata A. C. Sanders, T. Wotipka, M. A. Elvin 2003-4-29 26149 Los Angeles Newhall Ranch, NE of the filtration plant, N of Charlie Cyn, 1.2 air mi E Lake Hughes Rd 488 Comment
  SBBG80289  Extriplex californica F. C. Boutin 1967-4-24 1720 Los Angeles Wilson Cove Comment
  SEINET7063485  Festuca A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  POM308944  Festuca californica subsp. parishii K. H. B. 1942-5-28 631 Los Angeles Wolfskill firebreak near Brown's Flat. San Dimas Experimental Forest: U.S. Forest Dept. Comment
  SBBG17765  Festuca microstachys P. H. Raven 1962-5-9 17672 Los Angeles head of gully, cyn at S end of Mosquito Cove 320 Comment
  UCR273431  Festuca microstachys R. G. Swinney 2011-6-22 15252 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  CATA1079  Festuca perennis Mark L. Hoefs 1995-5-16 2029 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA599728  Ficus carica Louis C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Cattle Canyon; ca 0.6 miles east (airline) of Camp Bonito. 625 Comment
  RSA603323  Ficus carica Scott D. White 1997-5-21 5190 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  UCR181359  Ficus palmata R. G. Swinney 1995-3-11 3384 Los Angeles San Gabriel Mtns., Glendora, western tributary of Glencoe Heights Canyon, north of Palm Dr. and c. 100 m north of city water tank, east of Harrow Canyon 610 Comment
  POM11359  Filago californica F. L. Robinson 1921-5-18 83 Los Angeles Claremont. 365 Comment
  RSA470472  Foeniculum vulgare Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA550697  Foeniculum vulgare T. S. Ross, Annette H. Ross 1991-7-29 5726 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 243 Comment
  POM153281  Forestiera pubescens P. A. Munz, I. M. Johnston 1928-9-4 11160 Los Angeles 3 miles east of Elizabeth Lake. Comment
  SEINET3860296  Forestiera pubescens R. G. Swinney 2009-4-24 10482 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, ca 200 m below (north of) Littlerock Creek Dam.; 0 963 Comment
  UCR255509  Frangula californica Dan S. Cooper 2014-6-26 614- 34 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, upper Vista del Valle Rd. northeast of Mt. Hollywood 348 Comment
  UCR256847  Frangula californica R. G. Swinney 2010-8-16 13555 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC52543  Frangula californica subsp. californica Geo. B. Grant 1904-1-30 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC223746  Frankenia salina D. E. Breedlove 1961-9-24 1280 Los Angeles Ballast Point, S side of Catalina Harbor; Santa Catalina Island Comment
  JEPS30097  Frankenia salina W. F. Parish 1891-1 Los Angeles Long Beach Comment
  SBBG20567  Frankenia salina E. R. Blakley 1963-12-8 6406 Los Angeles Horse Beach Cyn which is first cyn E of China Pt 3 Comment
  SBBG43846  Frankenia salina M. R. Benedict 1971-6-25 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  CAS-BOT-BC211010  Fraxinus velutina Joseph Andorfer Ewan 1937-8-15 10968 Los Angeles West Fork San Gabriel River, San Gabriel Mts. 518 Comment
  CAS-BOT-BC211012  Fraxinus velutina Henry J. Thompson 1959-3-22 1874 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.) 0.25 mile from Triunfo Canyon, 2.5 miles west of Malibu Lake, Lobo Canyon 213 Comment
  LA49899  Fraxinus velutina R. L. Armacost; May 1963 sn Los Angeles 144 Comment
  RSA596424  Fremontodendron californicum subsp. californicum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3359 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  RSA426873  Fremontodendron californicum subsp. californicum N. C. Cooper 1949-6-18 4199 Los Angeles Mt. Baldy Resorts 1829 Comment
  RSA79213  Fritillaria biflora G. R. Campbell 1952-3-22 18510 Los Angeles Way Hill, San Dimas. 335 Comment
  UCR168355  Galium andrewsii subsp. intermedium Orlando Mistretta 1994-9-13 1481 Los Angeles San Gabriel Mtns, Santiago Canyon, Santiago Creek near junction of Forest Service Road 4N20 and BM 3980 1213 Comment
  RSA770904  Galium angustifolium Robert F. Thorne, Percy C. Everett 1965-5-12 34634 Los Angeles Santa Catalina Island, upper end of Middle Canyon. 305 Comment
  POM367655  Galium angustifolium subsp. angustifolium C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Banning Canyon, Santa Catalina Island. Comment
  RSA229182  Galium angustifolium subsp. angustifolium Robert F. Thorne, C. W. Tilforth 1971-6-30 40736 Los Angeles Big Rock Creek above Sycamore Flat. 1402 Comment
  RSA727334  Galium angustifolium subsp. angustifolium R. G. Swinney 1998-5-16 6103 Los Angeles San Gabrial Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  POM296481A  Galium aparine Lyman D. Benson 1945-5-21 11725 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  SD52878  Galium aparine Peter H. Raven 1962-4-9 17176 Los Angeles small ravine above Wilson Cove, San Clemente Island 60 Comment
  SBBG38665  Galium aparine R. Moran 1941-2-17 581 Los Angeles Middle Ranch, E side of arroyo 500 Comment
  SD66888  Galium catalinense subsp. acrispum R. Mitchel Beauchamp 1967-3-18 276 Los Angeles San Clemente Island, on canyon slope below Lemon Tank Comment
  RSA0017034  Galium grande F. W. Peirson 1919-4-15 s.n. Los Angeles Sierra Madre Trail above the Madronas 915 Comment
  RSA0078384  Galium jepsonii R. G. Swinney 2010-10-8 14009 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  RSA585935  Galium johnstonii Tim S. Ross, Steve D. Boyd 1990-5-23 2638 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
  RSA586820  Galium johnstonii Orlando Mistretta, Steve D. Boyd 1995-6-21 1374 Los Angeles Santiago Canyon drainage northwest of Pacifico Mtn 1890 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
  UC28221  Galium porrigens J. H. Barber 1897-3-28 114 Los Angeles Santa Monica Exp. Station Comment
  JEPS24236  Galium porrigens var. porrigens Peter H. Raven 1959-4-4 13951 Los Angeles just e Zuma Beach; Santa Monica Mountains, Point Dume 15 Comment
  RSA776555  Galium porrigens var. porrigens Orlando Mistretta, Christine Mistretta 2010-6-15 5314 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  RSA313365  Galvezia speciosa Robert F. Thorne 1973-4-11 42836 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  SEINET4095006  Gambelia speciosa M. B. Dunkle 1939-1 7249 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  CAS-BOT-BC158044  Garrya veatchii I. M. Johnston 1918-5-19 1984 Los Angeles San Antonio Canyon [Canon], San Antonio Mountains, on canon side in chaparral 1066 Comment
  CAS-BOT-BC159274  Garrya veatchii John H. Thomas 1957-3-7 6491 Los Angeles South slope of San Gabriel Mts., near State Highway #2, Angeles Crest Highway, about 3.5 miles north of La Canada 914 Comment
  RSA630285  Garrya veatchii LeRoy Gross 1999-1-16 106 Los Angeles San Gabriel Moutains: Grizzly Flat Road (dirt). Headwaters of Vasquez Creek, above Grizzly Flat. North side, near top of ridge. 1037 Comment
  UC213252  Garrya veatchii I. M. Johnston 1917-7-28 1578 Los Angeles San Antonio Canyon; San Antonio Mountains 1752 Comment
  CAS-BOT-BC282618  Gastridium phleoides Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Unspecified Comment
  SEINET8718698 Image available Gastridium ventricosum F. R. Fosberg 1931-1 S 4677 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island, Upper Sonoran Zone Comment
  POM249877  Gaura odorata E. Johnson 1939-08 s.n. Los Angeles Nelson St. west of Sunset, La Puente. Comment
  POM9773  Gaura sinuata F. W. Peirson 1920-6-13 2160 Los Angeles Altadena, at northwest corner of N.Y. Ave. and Maiden Lane. Comment
  RSA330779  Gayophytum decipiens Wayne E. Sawyer 1981-6-25 61 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2454 Comment
  RSA0092535  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-22 15255 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
  RSA0058250  Gazania linearis Richard G. Swinney 2010-4-20 12276 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR205065  Gazania linearis R. G. Swinney 2008-4-4 8611 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  UCR86819  Gazania linearis Scott D. White 1995-4-27 2937 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
  RSA668164  Genista canariensis Don Jillson 1961-3-19 3682 Los Angeles Scholl Canyon. 299 Comment
  CAS-BOT-BC308065  Genista monspessulana Robert F. Thorne; P. Everett 1965-6-22 34858 Los Angeles Santa Catalina Island: along Upper Pebble Beach Rd. 30 Comment
  UCR162287  Gilia Anuja Parikh, Nathan Gale 2004-6-2 2030 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
  UC1537493  Gilia achilleifolia subsp. achilleifolia Gordon H. True Jr. 1935-3-27 169 Los Angeles foothills 5 mi sw Palmdale; sw of Palmdale 944 Comment
  RSA590411  Gilia angelensis T. S. Ross 1993-4-21 6862 Los Angeles Santa Catalina Island: SW part of island in the vicinity of Cactus Peak (1560 ft); slope and small ridges N of Cactus Peak summit. 396 Comment
  UC52696  Gilia angelensis Geo. B. Grant March 1901 3668 Los Angeles Pasadena Comment
  RSA587475  Gilia brecciarum subsp. brecciarum Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1124 Los Angeles San Gabriel Mountains, Santiago Canyon, slopes W of main drainage below Mt. Emma. 1341 Comment
  RSA470179  Gilia cana subsp. cana Anonymous s.n. Los Angeles Botanical Garden, UC Los Angeles. Comment
  RSA71886  Gilia capitata subsp. abrotanifolia F. W. Peirson 1919-2-12 s.n. Los Angeles Field near foot of Lukens Trail, San Gabriel Mountains. 610 Comment
  RSA67270  Gilia capitata subsp. abrotanifolia Verne Grant, Alva Grant 1952-4-21 9094 Los Angeles Ca. 10 mi. s. of Gorman on Tejon Pass Rd. 1067 Comment
  RSA71797  Gilia capitata subsp. abrotanifolia F. W. Peirson 1919-4-19 384 Los Angeles Pacoima Canyon, west end of San Gabriel Mountains. 671 Comment
  CHSC4747  Gilia diegensis M. MacArthur 1967-6-24 62 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by stream bed, Angeles National Forest. 1584 Comment
  SEINET3360605 Image available Gilia gilioides J. Craig 1927-6-8 405 Los Angeles Bear Canyon trail to summit of Mt. San Antonio, eastern Los Angeles Co. Comment
  LA206988  Gilia latiflora Carl Epling; 1925-3-11 8731 Los Angeles Antelope Valley, Palmdale Comment
  RSA86983  Gilia latiflora subsp. davyi Verne Grant 1955-4-16 20667 Los Angeles Head of Antelope Vallaey 34 miles above Lancater. Comment
  JEPS69617  Gilia latiflora subsp. latiflora Thomas Craig 1928-4-28 1043 Los Angeles Big Rock Creek road to Los Angeles County Playground (San Gabriel Mts.); San Gabriel Mts. Comment
  RSA0014579  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2011-6-18 5721 Los Angeles Aliso Cyn drainage, on Forest Rd. 4N24 1.0 miles S of junction with Aliso Cyn Rd. 1083 Comment
  UCR206439  Gilia modocensis R. G. Swinney 2008-6-10 8988 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
  SEINET3163603  Gilia multicaulis L. Abrams 1903-4-10 3245 Los Angeles near Inglewood Comment
  CAS-BOT-BC401996  Gilia ochroleuca subsp. bizonata Timothy S. Ross; Steve Boyd 1994-5-25 7887 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  RSA0017214  Gilia ochroleuca subsp. bizonata F. W. Peirson 1919-5-10 268 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains 915 Comment
  UC964737  Gilia ochroleuca subsp. bizonata Herbert L. Mason 1926-4-27 3048 Los Angeles between Rock Creek and Little Rock Creek (along Los Angeles Co. Park Road, Mohave Desert); Mohave Desert, along Los Angeles Co. Park Road Comment
  UCR223475  Gilia splendens R. G. Swinney 2009-5-28 10936 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR172298  Gilia splendens subsp. splendens Anuja Parikh, Nathan Gale 2005-7-18 2144 Los Angeles Santa Susanna Mtns., Newhall Ranch, uppermost Potrero Canyon, study area 22 488 Comment
  RSA469709  Gilia tricolor Amelia Eatherton 1930-05 s.n. Los Angeles Griffith Park. Comment
  UCR23905  Glycyrrhiza lepidota John C. Roos 1942-6-6 1064 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  RSA703210  Gnaphalium californicum LeRoy Gross 2005-2-15 1404 Los Angeles Along ridgeline between Brand and Childs Canyons. South side of the Verdugo's. 715 Comment
  RSA660793  Gnaphalium luteoalbum LeRoy Gross, Valerie Soza 2001-6-6 440 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 427 Comment
  RSA561581  Gnaphalium luteoalbum Steve Boyd, Orlando Mistretta 1993-5-18 8151 Los Angeles Upper Sombrero Canyon, just below western end of Sombrero Rd. (3N64) 792 Comment
  RSA593563  Gnaphalium microcephalum Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-6-11 8915 Los Angeles Fish Canyon, just upstream from the confluence with Castaic Creek. 500 Comment
  RSA678432  Gnaphalium microcephalum Mark Elvin, Orlando Mistretta, Jennifer Stone 1996-3-23 117 Los Angeles San Clemente Island 53 Comment
  SEINET13387097 Image available Gnaphalium microcephalum R. G. Swinney 2011-1 15682 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  SBBG131703  Gnaphalium palustre S. A. Junak 1999-9-10 SCa 1081 Los Angeles just S of Bulrush Cyn Trail, in upper reaches of cyn drainage 438 Comment
  SBBG63360  Gnaphalium palustre R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UCR163185  Gnaphalium palustre Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  UC447142  Grindelia hirsutula J. Ewan 1931-5-11 4184 Los Angeles vacant lots at Bonnie Brae and Beverley; Los Angeles Comment
  RSA586282  Guillenia lasiophylla Orlando Mistretta 1995-3-14 1533 Los Angeles Little Rock Creek Management Unit; Emma section of Little Rock Creek Management Unit. 1128 Comment
  UC87981  Gutierrezia sarothrae Le Roy Abrams 1902-7-5 1557 Los Angeles Azusa Comment
  RSA015547  Haplopappus squarrosus Fay A. MacFadden 1929-10-10 2163 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  POM369714  Harpagonella palmeri F. R. Fosberg 1931-4-24 S 4701 Los Angeles East slopes of Black Jack {Canyon}. Santa Catalina Island. 300 Comment
  SBBG20510  Hazardia cana E. R. Blakley 1963-12-8 6397 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  CAS-BOT-BC307289  Hazardia squarrosa var. grindelioides J. Ewan 1931-10-24 5269 Los Angeles One mile above Malibu Lake, Santa Monica Mts. Comment
  POM13839  Hazardia squarrosa var. grindelioides P. A. Munz 1922-9-14 6417 Los Angeles Spring Hill, San Antonio Canyon 1067 Comment
  POM359471  Hazardia squarrosa var. grindelioides Anstruther Davidson 1890-09 s.n. Los Angeles Los Angeles Comment
  RSA714192  Hedera canariensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1355 Los Angeles Whiting Woods Rd, mouth of Henderson Canyon. 396 Comment
  UCR277049  Hedera helix R. G. Swinney 2011-9-22 15677 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  RSA0110612  Hedypnois cretica Steven A. Junak 1999-4-23 SCa- 849 Los Angeles Santa Catalina Island. E of isthmus, plant stop, along S side of road. 182 Comment
  CAS-BOT-BC223986  Helianthemum scoparium Louis C. Wheeler 1932-4-30 665 Los Angeles Mandeville Canyon, Santa Monica Mts. 152 Comment
  RSA607618  Helianthemum scoparium L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon. 822 Comment
  SFV22102  Helianthemum scoparium O. Mistretta, C. Mistretta 2010-6-23 5348 Los Angeles San Gabriel Mountains West Fork San Gabriel River, 4.3 air miles east of Red Box Gap. 848 Comment
  RSA593422  Helianthus gracilentus Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8898 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SFV19107  Helianthus gracilentus M. Gary 2003-5-9 s. n. Los Angeles Verdugo Mountains La Tuna Canyon. Comment
  SD39697  Heliotropium curassavicum Edith A. Purer 1931-9-15 2332 Los Angeles El Segundo Comment
  RSA360330  Hemizonia australis Frances M. Morey 1994-5-28 s.n. Los Angeles Between W. Adams & Culver City. Comment
  RSA360233  Hemizonia clementina M. B. Dunkle 1939-4-2 7214 Los Angeles San Clemente Island: Pyramid Point. Comment
  POM156365  Hemizonia fasciculata L. R. Abrams 1902-6-11 2514 Los Angeles Playa del Rey. Comment
  UCR209156  Hemizonia fasciculata Dan S. Cooper 2009-5-27 509- 38 .1 Los Angeles Los Angeles Basin Region, adjacent to radio towers in Kenneth Hahn Recreation Area, Baldwin Hills, Los Angeles 137 Comment
  RSA603415  Hemizonia fasciculata L. C. Wheeler 1936-6-30 4196 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mts. 457 Comment
  CDA7814  Hemizonia minthornii J. T. Howell 1977-3-7 52314 Los Angeles Santa Susana Mtns.; Summit of Santa Susana Pass. Ventura-Los Angeles county line. Comment
  UCR15160  Hemizonia minthornii Bob Muns 1976-1 s.n. Los Angeles Santa Susana Mtns., near Chatsworth Comment
  LA1428  Hesperoyucca whipplei Bruce Douglas Clayton; Greg Shaw 1972-3-30 28 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, N end of Drawbridge firebreak. 618 Comment
  SBBG17888  Heteromeles arbutifolia P. H. Raven 1962-5-7 17587 Los Angeles just above coast 1 mi S of Wilson Cove 22 Comment
  UCR124403  Heteromeles arbutifolia var. macrocarpa B. C. Templeton 1968-2-25 11397 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  RSA0074504  Heterotheca fastigiata C. F. Baker 1903-8-2 3669 Los Angeles San Antonio Canyon near Claremont. Comment
  IRVC29179  Heterotheca grandiflora A. C. Sanders, Lee Jones 2004-11-7 29026 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  UCR219419  Heterotheca grandiflora R. G. Swinney 2009-3-26 10171 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  UCR233753  Heterotheca grandiflora Jeremiah George 2012-3-12 s.n. Los Angeles South Coast, Hermosa Beach, vacant lot south of 1125 Manhattan Avenue 11 Comment
  RSA0074418  Heterotheca grandiflora M. B. Dunkle 1928-10-7 2014 Los Angeles Santa Catalina Island. Descanso Canyon. 244 Comment
  RSA0075641  Heterotheca grandiflora Elbert Benjamine 1929-1-6 s.n. Los Angeles Between N Ave. 61 and Arroyo Seco, Los Angeles. Comment
  RSA0075832  Heterotheca grandiflora Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  UCR270651  Heterotheca sessiliflora R. G. Swinney 2011-11-1 15938 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  CAS-BOT-BC317341  Heuchera elegans W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe Comment
  SEINET2431527 Image available Heuchera elegans Wesley O. Griesel 1961-7-9 Los Angeles White Thorn Picnic Area, State Highway #2, San Gabriel Mountains. 2290 Comment
  LA91519  Hirschfeldia incana Bruce Douglas Clayton; Greg Clayton 1972-5-13 119 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak at NE corner of study area 615 Comment
  UCD115076  Hirschfeldia incana Elizabeth Boncimino 1993-5-4 s.n. Los Angeles Eddleston Park, Northridge. 426 Comment
  POM263069  Hoffmannseggia glauca J. C. Roos 1940-8-31 241 Los Angeles Monterey Park. Comment
  RSA0096929  Hoffmannseggia glauca Anstruther Davidson 1920-07 s.n. Los Angeles Coyote Pass, Los Angeles. Comment
  RSA415  Hoita macrostachya J. T. Howell 1928-6-29 1008 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains. 610 Comment
  UC56556  Holodiscus discolor Ernest Braunton 1902-6-13 462 Los Angeles Griffith Park Comment
  RSA177763A  Hordeum depressum R. F. Thorne, P. Everett 1965-5-11 34557 Los Angeles Santa Catalina Island, Little Harbor. 2 Comment
  OBI69290  Hordeum intercedens John Knapp, Denise Knapp 2003-5-11 41 Los Angeles Catalina Island, 364659.30N x 3692730.04E. 198 Comment
  SBBG127978  Hordeum marinum M. L. Hoefs, S. A. Junak 1996-5-1 2688 Los Angeles Haypress Reservoir, at cmpgrd 384 Comment
  CAS-BOT-BC289331  Hordeum murinum subsp. glaucum John H. Thomas 1957-5-17 6767 Los Angeles Occidental College Campus near Moore Laboratory, Los Angeles Comment
  CAS-BOT-BC289407  Hordeum murinum subsp. leporinum Carl B. Wolf 1932-5-9 3428 Los Angeles 1/2 mi. from Avalon on road to Pebbly Beach, Santa Catalina Island 7 Comment
  RSA651806  Hordeum murinum subsp. leporinum Charles Dottlemyer 1948-5-14 s.n. Los Angeles Cypress Ave. 2 mi North-East of Covina 213 Comment
  UC64242  Horkelia cuneata subsp. puberula H. M. Hall Apr 1903 3750 Los Angeles Pasadena Comment
  NY546780  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Highway, 3 miles East of Chilao, San Gabriel Mts. 1828.8 Comment
  RSA776849  Hulsea vestita subsp. gabrielensis Orlando Mistretta, Christine Mistretta 2010-6-10 5302 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  SEINET480200  Hulsea vestita subsp. vestita D. Wilken 1969-1 Los Angeles Along Los Angeles County Road N2, between Chilao and Charlton Flats, San Gabriel Mountains Comment
  SBBG32119  Hypochaeris glabra R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -260 Los Angeles between Sweetwater and Middle Ranch Cyns Comment
  UCD133316  Hypochaeris glabra Donald R. Bissing 1973-6-2 146 Los Angeles Evey Canyon, San Gabriel Mountains. 0.3 mile from mouth of canyon. 719 Comment
  CATA1698  Isocoma menziesii Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-10-22 3003 Los Angeles Santa Catalina Island: Near road above Two Harbors dump 195 Comment
  SBBG112913  Isocoma menziesii S. A. Junak with K. Kirkland, M. Bushman 1998-10-21 SCa 806 Los Angeles NW shore of Haypress Reservoir 390 Comment
  SD107829  Isocoma menziesii var. menziesii Robert F. Thorne, D. Propst and M. Haefs 1974-9-12 45113 Los Angeles Santa Catalina Island, Empire Landing 45 Comment
  UC87190  Isocoma menziesii var. vernonioides T. S. Brandegee 1883-8-1 Los Angeles Newhall Comment
  RSA785318  Isomeris arborea var. globosa D. Silverman, Cindy Hopkins 2007-4-27 6778 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 1600m SE of National Cement and 1200m NE of Oso 3804 benchmark. 1000 Comment
  SFV20027  Jaumea carnosa A. Dittmer, S. Dark 2004-10-1 69 Los Angeles Ballona Wetlands. West side of wetlands on the north side of Jefferson Ave. close to road. Comment
  RSA573448  Juglans californica Tim S. Ross 1992-6-15 6589 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) margin of grassy uplands at the head of a steep, un-named canyon draining ENE toward Orange Grove School in Hacienda Heights. 335 Comment
  RSA608648  Juglans californica Louis C. Wheeler 1931-3-13 s.n. Los Angeles San Dimas: Puddingstone. Comment
  UCR146259  Juglans californica Steve Boyd, Michael Denslow 2002-5-9 10438 Los Angeles Transverse Ranges, San Gabriel Mountains, S of Sunset Peak along Sunset Peak Road, on divide between Wolfskill and Palmer canyons Comment
  SEINET12033433  Juglans californica I. W. Clokey, Templeton, B. 1929-1 4585 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  RSA656923  Juglans californica var. californica Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1051 b Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, W of Morris Reservoir. 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
  RSA681336  Juglans hindsii LeRoy Gross, Valerie Soza 2003-5-15 916 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  UCR277006  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
  IRVC29644  Juncus acutus subsp. leopoldii A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26216 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  SBBG128710  Juncus acutus subsp. leopoldii M. L. Hoefs 1955-5-23 2132 Los Angeles Middle Cyn at Thompson Reservoir Comment
  UCR179645  Juncus balticus R. G. Swinney 1995-9-4 4504 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  UCR204827  Juncus balticus R. G. Swinney 2005-8-22 8507 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  SFV22084  Juncus bufonius R. G. Swinney 2009-6-2 11022 Los Angeles San Gabriel Mountains Horse Flats. 1 air mile north-northwest of Newcomb's Ranch on CA-Highway 2. 1720 Comment
  UCR203203  Juncus bufonius R. G. Swinney 2005-5-21 8244 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR271539  Juncus ensifolius R. G. Swinney 2011-10-13 15802 A Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  POM1621  Juncus macrophyllus I. M. Johnston 1916-10-15 s.n. Los Angeles Evey Canon by creek, north of Claremont. Comment
  RSA685157  Juncus macrophyllus Scott D. White 2003-7-25 9646 Los Angeles Santa Clarita area; Santa Clara River just upstream from Boquet Canyon bridge; Newhall. 351 Comment
  RSA779455  Juncus macrophyllus R. G. Swinney 2009-6-8 11070 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR85829  Juncus macrophyllus T. S. Ross 1991-8-16 5852 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  UCR201609  Juncus rugulosus Justin M. Wood 2008-11-21 247 Los Angeles San Gabriel Mountains, 1.5 air mi northeast of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27) 800 Comment
  CHSC35205  Juncus xiphioides James Henrickson 1973-6-23 10913 Los Angeles Santa Monica Mts., Topanga Canyon, 3/4 mile N of Topanga P.O. along old Topanga Canyon Road; in stream bed. 243 Comment
  UCR159959  Juniperus californica Valerie Soza, G. D. Wallace 2000-1-6 649 Los Angeles Irwindale, San Gabriel Wash: just N of the 210 fwy, south of Huntington Dr 174 Comment
  UCR197728  Juniperus californica Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 35 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  CAS-BOT-BC234554  Justicia californica Geo. B. Grant No date on label 6703 Los Angeles Pasadena Comment
  CAS-BOT-BC235750  Keckiella cordifolia Le Roy Abrams 1901-6-4 1694 Los Angeles Los Tunas Canon [Canyon], Santa Monica Mts. Comment
  CAS-BOT-BC235752  Keckiella cordifolia Steven A. Junak 1996-5-20 SCI- 514 Los Angeles San Clemente Island: Mosquito Cove, at mouth of first gully S of main canyon 6 Comment
  HSC12392  Keckiella cordifolia Wendell Wood 1970-6-21 19 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  NY790258  Keckiella cordifolia I. W. Clokey 05 1929 4561 Los Angeles Mandeville Canyon, Santa Monica Mountains 500 Comment
  POM4281  Keckiella cordifolia M. Hitchcock 1918-7-3 11 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  RSA401755B  Keckiella cordifolia George R. Johnston 1934-5-20 18837 Los Angeles Descanso Canon, Santa Catalina Island. Comment
  RSA635049  Keckiella cordifolia Valerie L. Soza, Laura Moore 1999-6-30 578 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  JEPS11217  Keckiella ternata Frank W. Peirson 1918-8-6 263 Los Angeles Mt. Wilson; San Gabriel Mountains 1584 Comment
  SD253522  Keckiella ternata R. G. Swinney 2011-7-7 15427 Los Angeles San Gabriel Mountains: Colby Ranch, S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Canyon. 1220 Comment
  SBBG66604  Keckiella ternata subsp. septentrionalis R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  RSA650903  Keckiella ternata subsp. ternata K. C. Zakar 1969-07 s.n. Los Angeles San Gabriel Mountains, Angeles Crest Hwy [Hwy 2] 1829 Comment
  CAS-BOT-BC246108  Keckiella ternata var. ternata Timothy S. Ross; Steve Boyd 1995-6-28 8655 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon, Liebre Mountains 737 Comment
  CLARK-A1528-2583  Kochia americana John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  UC70695  Koeleria macrantha G. B. Grant June 1902 5100 Los Angeles Mt. Wilson 1828 Comment
  POM50905  Krascheninnikovia lanata A. D. E. Elmer 1902-06 3677 Los Angeles Palmdale Comment
  UCR190051  Lactuca serriola R. G. Swinney 1998-8-1 6603 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  CAS-BOT-BC341494  Lagophylla ramosissima Carl Epling; Louis Wheeler 1933-6-4 1844 Los Angeles Quail Lake, head of Antelope Valley 1219 Comment
  CAS-BOT-BC338124  Lasthenia californica Alice Eastwood 1913-5-11 3127 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC338143  Lasthenia californica George B. Grant; Walter Wheeler 1904-4-21 H 4772 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC338145  Lasthenia californica C. C. Parry; J. G. Lemmon 1876-1-1 193 Los Angeles Unspecified Comment
  CAS-BOT-BC352907  Lasthenia coronaria F. B. C. 1903-8-15 4091 Los Angeles Claremont Comment
  RSA361569  Lasthenia glabrata subsp. coulteri H. L. Bauer 1933-4-20 17532 Los Angeles Near Malibu. Along the Roosevelt Highway near the beach. Comment
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Jan 14 2008
  UC1118943  Lasthenia gracilis A. D. Gifford 1935-4-12 553 Los Angeles 2 mi w Manzana; Tejon Quadrangle Comment
  UCR51044  Lasthenia gracilis A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7778 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  UCSB43756  Lasthenia gracilis Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, 0.62 miles from its junction with Avalon Canyon Road, Santa Catalina Island 175 Comment
  SD153095  Lathyrus odoratus Steven A. Junak 1997-5-19 SCl 877 Los Angeles San Clemente Island, central portion of mesa on west side of San Clement Island Ridge Road, across from the old airfield, at the east end of abandoned building site; disturbed flats 259 Comment
  CHSC8361  Lathyrus vestitus Edward L. Smith 1957-4-25 175 Los Angeles Located in Little Dalton Canyon. San Gabriel Mtns. 365 Comment
  RSA188071  Lathyrus vestitus subsp. alefeldii R. F. Thorne 1966-4-28 36205 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon. 244 Comment
  RSA405664  Lathyrus vestitus subsp. laetiflorus M. Bisbee 1917-4-10 s.n. Los Angeles East end Eagle Rock Valley Comment
  POM177882  Lathyrus vestitus subsp. laevicarpus Joseph A. Ewan 1931-5-16 4214 Los Angeles Dry Canyon near Calabasas. Comment
  UC729592  Lathyrus vestitus var. alefeldii Carl B. Wolf 1932-5-9 Los Angeles about 0.5 mi way to Mexican Houses; Santa Catalina Island, Pebbly Beach Canyon 60 Comment
  OBI13243  Lathyrus vestitus var. vestitus Bill Arbaugh 1966-3-27 49 Los Angeles Cold Canyon rd, Santa Monica Mts Comment
  RSA632951  Lathyrus vestitus var. vestitus Valerie L. Soza, Kent Hughes 1999-6-17 547 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  SBBG13712  Lathyrus vestitus var. vestitus P. H. Raven 1962-4-10 17247 Los Angeles ca. 1.5 mi N of Thirst 457 Comment
  UCD106567  Lathyrus vestitus var. vestitus Marc Meyer 1993-4-25 29 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2 mi. N of Tampa off ramp of 118 Fwy. 400 Comment
  SBBG84134  Lavatera assurgentiflora subsp. glabra F. C. Boutin 1967-4-23 1623 Los Angeles N end of island SW of airstrip runway Comment
  CAS-BOT-BC321537  Layia glandulosa Timothy S. Ross 1994-5-31 7973 Los Angeles San Gabriel Mountains. Pacifico Mountain: ridgetop 660 m WNW of the 7124-fot summit. 2081 Comment
  OBI56578  Layia glandulosa Steve Boyd, Lauren Raz 1997-3-25 9269 Los Angeles Liebre mts region: Knapp ranch area at upper end of Cataic Crk drainage inbroad alluvial valley; at head of Cienaga cyn, S of Liebre mtn flats and slopes just NE of ranch compound. T7N R17W NE 1/4 NE 1/4 sec 22 1061 Comment
  UCR241086  Layia glandulosa Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  POM246628  Layia platyglossa subsp. campestris F. R. Fosberg 1931-5-2 4735 Los Angeles Bullrush Ridge, Santa Catalina Island 250 Comment
  RSA535748  Layia platyglossa subsp. campestris Timothy S. Ross 1991-5-23 5497 Los Angeles San Clemente Island. Lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  RSA156050  Lepechinia fragrans Peter H. Raven 1962-5-20 17788 Los Angeles Santa Catalina Island. Upper end of Cape Canyon Road just below Blackjack. 396 Comment
  SBBG126068  Lepidium draba D. Charlton 2010-7-21 Los Angeles SW of Piute Ponds and adjacent to Shuttle Rd and District 14 waste water outlet, W side of Shuttle Rd at curve; Edwards Air Force Base 698 Comment
  LA85115  Lepidium fremontii O. H. Kappler; 1946-4-13 1114 Los Angeles N slope of San Gabriel Mountains, southern Antelope Valley 914 Comment
  SBBG92114  Lepidium lasiocarpum var. lasiocarpum A. C. Sanders 1988-2-18 7691 Los Angeles El Segundo dunes, W of LA Intl Airport, between Pershing Drive and Vista Del Mar Blvd 5 Comment
  UC1126685  Lepidium nitidum A. D. Gifford 1935-2-7 423 Los Angeles Mouth of Elizabeth Lake Canyon Tejon Quad. 396 Comment
  SBBG128010  Lepidium strictum M. L. Hoefs, R. F. Thorne 1998-4-25 2867 Los Angeles Echo Lake 402 Comment
  UCR274092  Lepidium strictum Steven A. Junak 2000-5-19 SCa- 1308 Los Angeles California Islands, Santa Catalina Island, along road on southeast side of Echo Lake 390 Comment
  RSA729556  Lepidium virginicum R. G. Swinney 1998-8-6 6696 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  CAS-BOT-BC60036  Lepidium virginicum var. menziesii Alice Eastwood 1906-6-5 205 Los Angeles Glendale. Comment
  POM70010  Lepidospartum squamatum Marcus E. Jones 1924-9-17 s.n. Los Angeles Lancaster. Comment
  RSA611981  Lepidospartum squamatum Valerie L. Soza, Laura Moore 1997-8-16 58 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West side of lake, along fire road encircling lake, 412 Comment
  UCR137146  Leptochloa uninervia Geo. L. Moxley 1917-9-19 639 Los Angeles Oakwood Ave. [between Beverly Blvd. & Melrose Ave., south of West Hollywood, vicinity of La Brea Ave.], Los Angeles 76 Comment
  UCR125915  Leptodactylon californicum A. C. Sanders, Mark Elvin 2002-6-19 25199 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  POM65163  Leptosiphon androsaceus C. F. Baker 1904-5-6 4741 Los Angeles Hills near Pomona Comment
  RSA334159  Leptosiphon breviculus R. F. Thorne, M. Z. Thorne 1969-7-9 38555 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  LA52352  Leptosiphon liniflorus W. O. Griesel; 1936-6-16 sn Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon Comment
  UCR259582  Leptosiphon parviflorus R. G. Swinney 2010-6-8 13183 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  CAS-BOT-BC225645  Leptosiphon pygmaeus subsp. pygmaeus Robert F. Thorne 1966-4-17 36077 Los Angeles Grassland near reservoirs between Boulder & Horton, NE side of island, San Clemente Island 487 Comment
  UCSB6464  Leptosyne gigantea Ralph, F. 1960-4-1 Los Angeles On N side of Calif Hwy. 138, 9.0 miles E of its jct. with the road to Valyermo and Big Pines E of Pearblossom & 0.6 miles W of jct. with road to Victorville Comment
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Jul 15 2020
  UCR223304  Lessingia filaginifolia R. G. Swinney 2009-7-29 11409 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  SEINET3147934  Lessingia glandulifera G. B. Grant 1906-9-14 686 Los Angeles Pasadena Comment
  CAS-BOT-BC339279  Lessingia glandulifera var. glandulifera Geo. B. Grant 1906-9-14 7183 Los Angeles Pasadena Comment
  RSA91283  Lessingia glandulifera var. glandulifera F. W. Peirson 1918-10-26 294 Los Angeles South base of San Gabriel Mountains, Big Dalton Canyon. 610 Comment
  UCR99514  Lessingia glandulifera var. peirsonii Steve Boyd, Lauren Raz 1996-10-14 9093 Los Angeles Libre Mountains, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road 991 Comment
  POM50692  Lessingia lemmonii var. ramulosissima A. D. E. Elmer 1902-06 3620 Los Angeles Palmdale Comment
  SEINET10595918  Leymus triticoides LeRoy R. Abrams 1902-6-12 Abrams 2521 Los Angeles Ballona creek, near Mesmer. Comment
  UCR192165  Linanthus aureus A. C. Sanders 2008-4-18 34977 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  POM66660  Linanthus californicus Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon. San Antonio Mts. Comment
  SBBG131622  Linanthus dianthiflorus S. A. Junak 1999-4-24 SCa 878 Los Angeles E of Empire Landing Rd 182 Comment
  RSA0016797  Linanthus dianthiflorus subsp. dianthiflorus Anstruther Davidson 1890-04 s.n. Los Angeles Foot hill, Los Angeles. Comment
  UCR177474  Linanthus parryae LeRoy Gross 2005-5-19 2266 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  UCR191696  Linanthus parryae A. C. Sanders 2008-4-23 35070 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon, gravelly draw on slope in side canyon to the east 1108 Comment
  POM9144  Linanthus parryae W. R. Dudley 1896-6-8 4338 Los Angeles Kings Canon, [canyon] Liebre Mts. Comment
  POM92065  Lithophragma affine Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  UCD102699  Lithophragma affine Daryl Koutnik; John Cuti 1978-4-19 379 Los Angeles Verdugo Mountains on fire road from Stough Canyon to La Crescenta. 548 Comment
  RSA678466  Lithophragma maximum Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 165 Los Angeles San Clemente Island. 3rd canyon south of Bryce 305 Comment
  POM9865  Lithophragma tenellum P. A. Munz 1921-6-18 4634 Los Angeles Head of Swartout Valley. 2287 Comment
  POM121838  Lobelia cardinalis var. pseudosplendens Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  RSA439330  Lobelia dunnii var. serrata Thekla Mohr 1915-1 3002 Los Angeles Sister Elsie Trail, San Gabriel Mountains. Comment
  POM183639  Lobelia dunnii var. serrata Joseph A. Ewan 1929-8-17 3453 Los Angeles Trancas Canyon, near Point Dume. Santa Monica Mountains. Comment
  POM364835  Loeseliastrum matthewsii Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UCR276900  Logfia gallica R. G. Swinney 2011-3-29 14268 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
  RSA603314  Lolium perenne Scott D. White 1997-5-21 5199 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  POM1286  Lolium temulentum D. L. Crawford, Otis Hiatt 1916-3-28 710 Los Angeles Santa Monica Mountains. 305 Comment
  SJSU1841  Lomatium dasycarpum C. W. Sharsmith 1957-4-13 6380 Los Angeles c. 5 mi S of Gorman, northwestern Los Angeles County 762 Comment
  RSA545312  Lomatium dasycarpum subsp. dasycarpum T. S. Ross, Mathew Bell 1992-3-22 6053 Los Angeles Santa Monica Mountains; W side of Yerba Buena Road ca. 360m NNW of intersection with Mullholand Hwy 488 Comment
  LA201799  Lomatium lucidum Arthur C. Gibson; 2003-5-30 4956 Los Angeles 198 Comment
  UC1123053  Lomatium utriculatum A. D. Gifford 1935-4-15 582 Los Angeles 1 mi. n.e. Quail Lake; Tejon Quad. Comment
  JEPS12816  Lonicera interrupta Frank W. Peirson 1919-6-13 264 a Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  UC1586228  Lonicera interrupta Tim Ross 1991-8-16 5871 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad. 1780 Comment
  RSA597009  Lotus argophyllus var. argophyllus T. S. Ross 1990-6-25 3804 Los Angeles Vicinity of Crystal Lake 1677 Comment
  UCR57526  Lotus corniculatus Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  UCR141855  Lotus crassifolius R. G. Swinney 1997-8-19 5824 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  RSA748362  Lotus crassifolius var. crassifolius Scott D. White, Justin M. Wood 2009-5-6 12659 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA406925  Lotus dendroideus var. dendroideus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA515121  Lotus dendroideus var. traskiae Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 799 -1 Los Angeles San Clemente Island: Wilson Cove Canyon; Tufa cut curve, marine terrace Comment
  UCR177276  Lotus grandiflorus Scott D. White, Michael Honer 2003-5-7 9196 Los Angeles Santa Clarita area, South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway 366 Comment
  RSA563489  Lotus grandiflorus var. grandiflorus T. S. Ross 1993-5-13 7125 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  UC1929740  Lotus hamatus V. Soza, LeRoy Gross 2001-5-22 1244 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway (ca. 100 feet below). 473 Comment
  POM7441  Lotus heermannii var. heermannii C. F. Baker 1903-8-2 7478 Los Angeles San Gabriel Mountains: San Antonio Canyon near Claremont. Comment
  RSA723223  Lotus heermannii var. heermannii LeRoy Gross 2007-5-2 2668 Los Angeles Southern side of the range: Upper part of Stough Canyon. Beyond the nature center. Near 34.21265N, 118.30568W. Traveled up canyon to about 34.21674N, 118.30766. This collection was near 427 Comment
  RSA747859  Lotus heermannii var. heermannii Scott D. White, Justin M. Wood 2009-5-6 12682 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA594212  Lotus humistratus L. C. Wheeler 1967-5-8 9309 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  UC639628  Lotus nevadensis var. davidsonii Victor Duran 1933-7-24 3529 Los Angeles Buckhorn San Gabriel Mountains 1981 Comment
  UCR210256  Lotus oblongifolius var. oblongifolius R. G. Swinney 2008-8-13 9363 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA588906  Lotus oblongifolius var. oblongifolius T. S. Ross 1990-6-8 2946 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
  JEPS55921  Lotus salsuginosus F. W. Peirson 1918-6-4 94 Los Angeles hills e Rubio Canyon; San Gabriel Mts. 609 Comment
  UCR261355  Lotus salsuginosus R. G. Swinney 2010-3-13 11888 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  UC56564  Lotus scoparius var. brevialatus Miss E. D. Palmer Feb 1902 Los Angeles Los Angeles Comment
  LA52438  Lotus strigosus Louis C. Wheeler; 1932-3-23 520 Los Angeles Santa Monica Mountains, Westwood, near UCLA campus 121 Comment
  RSA250593  Lotus strigosus R. F. Thorne 1967-3-23 41602 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA713819  Lotus strigosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26233 Los Angeles Western San Gabriel Mtns: Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property. 351 Comment
  UC1587650  Lotus strigosus Tim Ross 1991-3-9 4195 Los Angeles Whittier Hills (Puente Hills, pro parte) Whittier Hills (at head of un-named canyon draining ene) 304 Comment
  UCR126746  Lotus strigosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26233 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  UCR205739  Lotus strigosus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36987 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  UCR259646  Lotus strigosus R. G. Swinney 2010-4-1 12129 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA601936  Lotus strigosus L. C. Wheeler 1946-5-12 6201 Los Angeles Chilao Guard Station Comment
  RSA406266  Lotus unifoliolatus M. Bisbee 1917-5-28 s.n. Los Angeles Grassy hillside, East end of Eagle Rock Comment
  RSA608935  Lotus unifoliolatus L. C. Wheeler 1931-5-8 s.n. Los Angeles Base of San Gabriel Mountains at Claremont: Thompson Creek Dam. Comment
  UC200754  Lotus wrangelianus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA407014  Lupinus albifrons var. eminens N. C. Cooper 1945-5-1 2176 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  SFV22132  Lupinus bicolor V. Soza, S. Caplow 2003-4-11 1629 Los Angeles Verdugo Mountains Head of Brand Canyon in vicinity of Brand Park, alongside Brand Park Mountainway, north side of powerline tower on west-northwest-facing slope. 640 Comment
  UC1212157  Lupinus bicolor David Dunn 1941-3-29 942 Los Angeles Claremont Golf Course; Foothill Boulevard Comment
  UC311823  Lupinus elatus P. A. Munz 1921-6-18 4568 Los Angeles Swartout Valley; San Antonio Mtns., Swartout Valley 1828 Comment
  SBBG69067  Lupinus excubitus R. Hoffmann 1931-4-28 Los Angeles W end of Bouquet Cyn Comment
  SEINET271859  Lupinus excubitus S. D. White 1996-3-18 3841 Los Angeles Marina Del Rey area; Ballona Ck. floodplain and adjacent N-faing slopw W of Lincoln Bl. and S of Jefferson BI. ca. 10ft 3 Comment
  CAS-BOT-BC205407  Lupinus excubitus var. austromontanus Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3380 Los Angeles San Gabriel Mountains. Big Rock Creek Canyon: along stream and immediately adjacent flats and slopes; ca 130 m N to 250 m NNW of Icy Springs 1732 Comment
  RSA656079  Lupinus excubitus var. hallii James Henrickson 1985-3-30 19758 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
  PASA491  Lupinus excubitus var. johnstonii Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  SD113401  Lupinus flavoculatus Darley F. Howe 1947-5-5 1598 Los Angeles Between Littlerock and Palmdale, Mojave Desert. Comment
  RSA0072198  Lupinus formosus var. formosus Daisie Huang 2008-5-13 08051302 Los Angeles North Peace Valley Rd, outside entrance to Hungry Valley SVRA. 1236 Comment
  RSA229190  Lupinus formosus var. formosus R. F. Thorne 1971-6-30 40747 Los Angeles Pacifico Mountain 1951 Comment
  POM11100  Lupinus formosus var. formosus H. D. Collins 1921-4-23 67 Los Angeles Claremont. 366 Comment
  RSA413673  Lupinus hirsutissimus M. B. Dunkle 1928-5-13 1936 Los Angeles Wishbone Loop, Santa Catalina Island. 244 Comment
  RSA651064  Lupinus hirsutissimus Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. Comment
  UC56595  Lupinus hirsutissimus Miss E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  UCSB43810  Lupinus hirsutissimus Morales, M. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road; 0.72 miles from junction with Avalon Canyon Road; Santa Catalina Island 304 Comment
  RSA413669  Lupinus hirsutissimus Geo. L. Moxley 1914-2-23 211 Los Angeles Hills near Highland Park, Los Angeles. Comment
  UCR209539  Lupinus latifolius R. G. Swinney 2008-7-2 9123 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  CAS-BOT-BC211676  Lupinus longifolius L. R. Abrams 1901-6-4 1696 Los Angeles Los Tunas Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC211682  Lupinus longifolius Louis C. Wheeler 1936-6-8 4144 Los Angeles Mouth of Monroe Canyon, San Gabriel Mts. 548 Comment
  POM19194  Lupinus longifolius Philip A. Munz 1923-5-1 7780 Los Angeles Puddingstone Canyon, San Dimas 274 Comment
  RSA25807  Lupinus longifolius C. B. Wolf 1941-7-2 10959 Los Angeles Along the highway about 1 mile east of La Crescenta 487 Comment
  RSA522944  Lupinus longifolius T. S. Ross 1990-10-24 3302 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  UCD170863  Lupinus longifolius R. G. Swinney 2008-4-30 8715 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon. 549 Comment
  CAS-BOT-BC211680  Lupinus longifolius Philip A. Munz 1950-3-22 15469 Los Angeles Topo Ranch, Santa Susanna Comment
  SEINET11071979 Image available Lupinus longifolius C. B. Wolf 1931-5-14 2053 Los Angeles along Beverly Blvd., west of the Los Angeles Botanic Garden. Upper Sonoran 122 Comment
  RSA714882  Lupinus microcarpus A. C. Sanders, Mark A. Elvin 2003-4-14 25971 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  UCR127167  Lupinus microcarpus var. microcarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26124 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
  RSA659053  Lupinus microcarpus var. microcarpus R. Riggins 1981-5-24 1232 Los Angeles Common in sandy soil along Peace Valley Rd. (frontage to I5) 0.5 mi S Frazier Mountain Park Rd.2 mi. N of Gorman. 1372 Comment
  SBBG44374  Lupinus odoratus G. Sphon, D. Hearn 1956-5-30 Los Angeles Black Butte, Antelope Valley Comment
  SEINET10973348  Lupinus odoratus David B. Dunn 1947-4-16 Dunn 2944 Los Angeles Along power line 5 mi e and 2 mi s of palmdale. Comment
  CAS-BOT-BC207248  Lupinus peirsonii Wesley O. Griesel 1962-5-28 s.n. Los Angeles State Hwy. #2 2-2 1/2 miles EAst of Dawson Saddle, San Gabriel Mts. 2286 Comment
  RSA0017059  Lupinus peirsonii Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson saddle 2438 Comment
  SEINET10969734  Lupinus peirsonii Robert F. Thorne 1969-7-2 Thorne 38339 Los Angeles San gabriel mtns. Angeles national forest. Gravelly roadbank along angeles Crest hwy. Ca .5 mi s of dawson saddle. With eriogonum saxatile, etc. 2377 Comment
  UCR259763  Lupinus sparsiflorus R. G. Swinney 2010-4-20 12295 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA755931  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2008-4-9 2407 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  SEINET10488976  Lupinus sparsiflorus Robert F. Thorne, C. W. Tilforth 1973-4-20 Thorne 43011 Los Angeles San gabriel mts: mojave desert slope. 1 Mi n of bob's gap, 3.2 mi s of llano, N slope of holcomb ridge, annual with purple flowers. 1143 Comment
  RSA187869  Lupinus succulentus Robert F. Thorne 1966-4-4 35762 Los Angeles Santa Catalina Island: Bluff SE of Ballast Point and Catalina Harbor, Isthmus 61 Comment
  RSA414330  Lupinus succulentus Robert M. Perkins 1935-3-24 18 Los Angeles San Antonio Canyon.[San Gabriel Mountains] Comment
  RSA725756  Lupinus succulentus A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-4-28 26138 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. 488 Comment
  POM306278  Lupinus truncatus Henry J. Ramsey 1938-5-1 1400 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA755596  Luzula comosa R. G. Swinney 2008-7-15 9235 Los Angeles Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  UCR43351  Luzula comosa David Charlton 1986-6-15 284 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  RSA549596  Lycium andersonii Tim S. Ross 1992-4-4 6066 Los Angeles Big Rock Creek: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road. 1207 Comment
  CAS-BOT-BC233474  Lycium californicum Mrs. C. E. Miller 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  RSA576124  Lycium californicum F. H. Elmore 1939-2-18 397 Los Angeles San Clemente Island. Comment
  LA209687  Lycium cooperi Louis C. Wheeler; 1932-4-10 608 Los Angeles 2 mi. W Palmdale 761 Comment
  RSA711794  Lycium cooperi LeRoy Gross 2005-5-3 2206 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
  SBBG51681  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62512 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  RSA607436  Lythrum californicum Louis C. Wheeler 1932-6-26 875 Los Angeles San Gabriel Canyon 305 Comment
  RSA0044601  Madia elegans T. B. Salvato 2007-4-27 2090 Los Angeles Tehachapi Mountains Foothills: Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek. 1067 Comment
  LA35954  Madia gracilis Peter H. Raven; Henry J. Thompson 1960-5-29 15447 Los Angeles 792 Comment
  UCR38921  Madia gracilis B. A. Prigge 1985-6-14 6399 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
  RSA639267  Madia gracilis R. F. Thorne 1971-5-18 41358 Los Angeles Santa Catalina Island: Cape Canyon. 274 Comment
  RSA188371  Madia sativa R. F. Thorne, Percy C. Everett 1965-6-22 34910 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  SBBG31087  Madia sativa R. F. Thorne 1966-6-1 36460 Los Angeles Pebbly Beach Drive, SE of Avalon 7 Comment
  NY24349  Mahonia nevinii C. B. Wolf 1927-7-27 682 Los Angeles About 1/2 mile south of San Fernando Comment
  RSA594566  Malacothamnus davidsonii Louis C. Wheeler 1967-7-30 10279 Los Angeles San Gabriel Mountains. Trail Canyon ca. 1/2 way between Tom Lucas campground and BM 3434. 1006 Comment
  UCR282335  Malacothamnus davidsonii D. E. Bramlet, Robt. L. Allen 2011-4-20 4802 Los Angeles San Gabriel Mountains, Big Tujunga Wash, 223 ft. west of Big Tujunga Canyon Rd. and 95 ft. north of Oro Vista Ave. 398 Comment
  CAS-BOT-BC206212  Malacothamnus fasciculatus Vernon O. Bailey 1907-10-29 s.n. Los Angeles N. slope Santa Monica Mts. Comment
  POM2939  Malacothamnus fasciculatus subsp. fasciculatus Mary P. Walker 1898-5-7 20 Los Angeles Claremont. Comment
  RSA438848  Malacothamnus marrubioides Frances Runyan 1971-7-14 s.n. Los Angeles Moist draw, 3 1/2 miles west of Acton, Agua Dulce Canyon Road, Agua Dulce. 701 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
  SBBG71559  Malacothamnus marrubioides R. Hoffmann 1928-7-9 Los Angeles lower Bouquet Cyn Comment
  UCR187179  Malacothrix californica A. C. Sanders 2006-4-21 32143 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  UCR275037  Malacothrix californica Michael Honer, Rachel Woodard, Teresa Salvato, Mary Ann Hasskamp 2006-4-11 2173 Los Angeles Tehachapi Mountain Area, Oso Canyon; c. 1.5 miles north of Quail Lake, 1/2 mile west of cement plant road, north of Oso Cyn. stream 1037 Comment
  RSA670348  Malacothrix californica B. C. Templeton 1931-5-17 1200 Los Angeles Between Palmdale and Lancaster. Mojave Desert. Comment
  RSA802571  Malacothrix clevelandii Orlando Mistretta, Christine Mistretta 2011-7-1 5881 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  SD232192  Malacothrix clevelandii Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9602 Los Angeles Liebre Mts: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 395 Comment
  UCR73396  Malacothrix foliosa subsp. foliosa T. S. Ross, O. Mistretta, M. Hammit 1991-5-17 5080 Los Angeles Channel Islands, San Clemente Island, West Cove, SW of new landing field 6 Comment
  UCR191312  Malacothrix glabrata R. G. Swinney 1998-7-10 6357 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  SBBG131906  Malacothrix saxatilis var. arachnoidea S. A. Junak 2000-6-30 SCa 1362 Los Angeles just SE of summit of Mt Torquemada 402 Comment
  CAS-BOT-BC347930  Malacothrix saxatilis var. tenuifolia L. Street; G. Williams 1919-5-10 2719 Los Angeles Turnbull Canon [Canyon] 304 Comment
  CAS-BOT-BC347932  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1900-8-1 s.n. Los Angeles Ballona Sand Hills Comment
  POM362367  Malacothrix saxatilis var. tenuifolia N. C. Cooper 1949-6-24 4231 Los Angeles Los Padres National Forest. 457 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
  RSA579305  Malosma laurina T. S. Ross 1994-7-19 8173 Los Angeles Claremont: S base of Indian Hill Mesa. 396 Comment
  RSA670921  Malosma laurina Joseph M. Keefe 2001-1-19 30942 Los Angeles End of sidewalk along Eagle Rock View Drive, south facing slope, south face of the Eagle Rock. 293 Comment
  RSA754230  Malosma laurina Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1776 Los Angeles San Gabriel River Watershed; next to road. 383 Comment
  SD126439  Malosma laurina F. R. Fosberg 1931-7-10 S 5373 Los Angeles Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  LA201747  Malva nicaeensis Arthur C. Gibson; 2001-5-19 4802 Los Angeles 15 Comment
  SBBG83249  Malva parviflora M. Daily 1986-4-7 SCa-t- 3 Los Angeles Bird Rock Comment
  UCR155934  Malva parviflora A. C. Sanders 2005-5-5 29895 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  UCR162058  Malva parviflora Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  UCR48956  Malva parviflora A. C. Sanders 1987-7-22 7174 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  SFV6182  Marah macrocarpa R. M. Muran 1974-2-12 18 Los Angeles Santa Monica Mountains Mandeville Canyon area, 3 miles south of Mulholland Drive. 442 Comment
  RSA440982  Marah macrocarpa Richard Kirtland 1928-3-28 s.n. Los Angeles Palos Verdes Hills Comment
  RSA656260  Marah macrocarpa Steve Archer 1977-4-6 5 Los Angeles Verdugo Mountains: Scoll Canyon, north on Briggs Avenue from Foothill Blvd., La Crescenta. 366 Comment
  SEINET8551204  Marah macrocarpa G. B. Grant 1904-1 778 Los Angeles Pasadena. Comment
  RSA441008  Marah macrocarpa var. major F. H. Elmore 1939-2-19 422 Los Angeles San Clemente Island. Comment
  CATA1069  Marrubium vulgare Mark L. Hoefs 1995-5-16 2009 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  UCSB5705  Marrubium vulgare Wedberg, H. 1958-2-22 Los Angeles About 2 miles west of Beverly Glen Blvd, on Mulholland Drive, Santa Monica Mts Comment
  RSA596807  Medicago polymorpha T. S. Ross, J. Mark Porter 1995-5-4 8478 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UC1870243  Melia azedarach LeRoy Gross 2002-3-31 502 Los Angeles Los Angeles Basin region: Big Tujunga Was, southern front of the San Gabriel Mountains; Where the storm waters run down through Haines Canyon channel, east of Foothill Blvd. South side of wash 366 Comment
  POM357054  Melica imperfecta Dayton 1925-4-15 s.n. Los Angeles Baldwin Hills Comment
  RSA526630  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4200 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA594543  Melica imperfecta F. R. Fosberg 1931-8-11 788 Los Angeles Islip trail, south slope Mount Hawkins. 2200 Comment
  RSA652878  Melica imperfecta Ron Martinolich 1991-5-3 52 Los Angeles Glendale, Flint Peak access road, 0.5 miles west of water tower, off road to southwest along old, overgrown road cut, 100 feet, at base of 10-25 foot cliff. Comment
  RSA656971  Melica imperfecta D. Roche 1998-5-26 44 Los Angeles Camp Baldy Road 1.0 mile from the junction of Mills Ave. and Mt. Baldy Rd. 555 Comment
  SBBG95211  Melica imperfecta M. B. Dunkle 1928-3-31 1783 Los Angeles Campo Blanco Comment
  UCD87787  Melica imperfecta A. A. Beetle 1946-4-20 4741 Los Angeles Palos Verdes Hills, near Los Angeles. Comment
  SFV15336  Melilotus albus J. C. Dittes, D. Stolp 1990-3-10 45 Los Angeles San Gabriel Mountains Along streambed above Big Tujunga flood control reservoir. 732 Comment
  SD232691  Melilotus indicus Scott D. White 1996-5-15 4040 Los Angeles Coastal Los Angeles County: Marina Del Rey area; Ballona Ck. Floodplain W of Lincoln Bl. andS of Jefferson Bl. 3 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
  UCSB7346  Mentzelia affinis Wedberg, H. 1957-4-19 Los Angeles 0.5 mi E of Pearblossom 914 Comment
  LA210642  Mentzelia affinis Carl Epling; May 1927 s.n. Los Angeles Tehachapi Mountains. Comment
  RSA741035  Mentzelia albicaulis Scott D. White, Michael Honer 2004-3-30 9958 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 Comment
  SEINET13203253 Image available Mentzelia congesta R. G. Swinney 2011-1 14504 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC872538  Mentzelia micrantha C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4757 Los Angeles near stream; Bouquet Canyon 700 Comment
  UCR177305  Mentzelia micrantha LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1042 Los Angeles Transverse Ranges; Verdugo Mountains region, South side of mountains, Brand Canyon, at check dam ( man-made waterfall), where the canyon forks 393 Comment
  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
  RSA0092872  Mentzelia micrantha Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-7-16 SCa- 755 Los Angeles Santa Catalina Island: On ridge between Fourth of July Cove and Cherry Cove (Lions Head ridge). 31 Comment
  SDSU8069  Mentzelia micrantha D. R Harvey 1929-6-17 303 Los Angeles Ridge Route. Comment
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Oct 12 2011
  RSA446792  Mentzelia montana Anstruther Davidson 1906-06 1128 Los Angeles Big Rock Creek. Comment
  RSA524627  Mentzelia montana Tim S. Ross, Steve D. Boyd 1990-5-17 2596 Los Angeles San Gabriel Mts.: Mill Creek Tree Plantation, Tujunga District, Angeles National Forest. 1613 Comment
  UC457224  Mentzelia montana Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles San Gabriel Mts., Swartout Valley Comment
  RSA314589  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1973-4-20 43018 Los Angeles San Gabriel Mts., Mojave Desert Slope: 1 mi N of Bob's Gap, 3.2 mi S of Llano, N slope of Holcomb Ridge 1143 Comment
  RSA578292  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1994-5-4 7670 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  SD247668  Mentzelia veatchiana Ed Kentner 2014-3-21 362 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. 1876 Comment
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Jun 9 2016
  UCR189843  Mentzelia veatchiana R. G. Swinney 1998-7-27 6508 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR223657  Mentzelia veatchiana R. G. Swinney 2009-6-24 11256 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
  CAS-BOT-BC167629  Mentzelia veatchiana Timothy S. Ross; Steve Boyd 1994-5-25 7899 Los Angeles West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  RSA303805  Mentzelia veatchiana Jim R. Shevock 1970-5-8 194 Los Angeles Mendenal Rd. San Gabriel Mts. 915 Comment
  RSA683818  Mentzelia veatchiana Barbara Ertter, L. R. Heckard, T. Sholars, J. Hickman 1988-5-23 7486 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2) Comment
  SBBG96676  Mesembryanthemum crystallinum S. Boyd with T. Ross, L. Arnseth 1990-4-7 4273 Los Angeles lower half of China Cyn Comment
  UC56757  Mesembryanthemum crystallinum H. M. Hall 1902-5-11 3277 Los Angeles Santa Monica Comment
  SBBG95274  Mesembryanthemum nodiflorum M. B. Dunkle 1928-4-9 1812 Los Angeles Emerald Bay 4 Comment
  RSA12270  Mesembryanthemum nodiflorum C. B. Wolf 1934-4-11 5644 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  SBBG113101  Microseris douglasii S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 608 Los Angeles W side of Whitley's Pk, on ridgetop 390 Comment
  RSA95081  Microseris douglasii subsp. platycarpha F. W. Peirson 1908-4-18 1464 Los Angeles Point Fermin. Comment
  RSA188052  Microseris heterocarpa R. F. Thorne 1966-4-6 35935 Los Angeles Santa Catalina Island: about 1 mile W of Empire Landing 213 Comment
  POM363439  Microseris heterocarpa Anstruther Davidson 1920-5-1 3366 Los Angeles [Unspecified] Comment
  RSA518011  Microseris lindleyi Steve Boyd, Orlando Mistretta 1986-3-31 1547 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA589179  Microseris lindleyi Timothy S. Ross 1991-4-28 4775 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA592218  Microseris lindleyi L. C. Wheeler 1967-5-12 9468 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1066 Comment
  RSA592817  Microseris lindleyi Steve Boyd 1996-4-25 8669 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  RSA599706  Microseris lindleyi Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9454 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
  UCR197776  Microseris lindleyi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 13 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  POM363458  Microseris lindleyi L. C. Wheeler 1934-4-15 2522 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  RSA618782  Microseris lindleyi L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  SBBG66674  Mimetanthe pilosa R. Hoffmann 1927-8-31 Los Angeles Palmdale area Comment
  RSA550797  Mimulus aurantiacus David M. Thompson 1992-6-14 1128 Los Angeles 2.0 miles E of Pacifico Mountain turnoff along dirt road that connects Highway 2 with Angeles Forest Highway (Highway N3). 1741 Comment
  RSA725419  Mimulus aurantiacus K. Dobry 1991-5-20 599 Los Angeles West San Gabriel Mts. along Little Tujunga Rd up to Bear Divide. Comment
  SDSU10754  Mimulus aurantiacus H. Wedberg 1966-4-3 1202 Los Angeles Above Hill Drive and Neal, in Eagle Rock. 457 Comment
  JEPS15198  Mimulus aurantiacus var. pubescens W. T. Murphy 1928-2-28 Los Angeles e Little Dalton Canyon; Pomona Quadrangle 762 Comment
  RSA17137  Mimulus aurantiacus var. pubescens Carl B. Wolf 1936-4-24 7774 Los Angeles Base of Santa Susana Pass. Comment
  UCR140434  Mimulus aurantiacus var. pubescens June Latting 1958-5-11 323 Los Angeles Western Transverse Range; Santa Monica Mtns., Arroyo Sequit, 2 miles north of junction of Mulholland Hwy and Pacific Coast Highway 183 Comment
  UCR209219  Mimulus aurantiacus var. pubescens R. G. Swinney 2008-6-18 9064 Los Angeles San Gabriel Mountains, Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  CATA324  Mimulus cardinalis Mark L. Hoefs 1973-7-13 353 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, stream bed at bridge 22 Comment
  UCR192842  Mimulus cardinalis R. G. Swinney 1998-8-6 6707 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  UCD122511  Mimulus cardinalis Raymond A. Evans 1950-10-9 s.n. Los Angeles San Dimas Canyon. Drainage Area: Angeles Forest. 914 Comment
  UC1587750  Mimulus flemingii Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5293 Los Angeles 1800 ft se Malo Knoll (upper portion of drainage draining to Mosquito Cove (drainage beginning 800 ft n of Rest marker)); San Clemente Island, West Fork of Near-Death Canyon 274 Comment
  RSA435506  Mimulus floribundus Freda Detmers 1928-10-17 s.n. Los Angeles Stream side, Verdugo Woodlands Comment
  RSA602745  Mimulus floribundus Louis C. Wheeler 1967-8-1 10197 Los Angeles San Gabriel Mountains, Angeles National Forest: Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  RSA799904  Mimulus floribundus Michelle Terrazino, Monica Rodriguez, Naomi Fraga 2013-7-23 7 Los Angeles Glendora Ridge Road. 1313 Comment
  SBBG66774  Mimulus floribundus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR190881  Mimulus floribundus R. G. Swinney 1999-7-14 7552 Los Angeles San Gabriel Mtns., Laurel Gulch, an eastern tributary of East Fork San Gabriel River Canyon 854 Comment
  RSA0127463  Mimulus floribundus Louis C. Wheeler 1967-7-18 10081 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  UCR124681  Mimulus fremontii B. C. Templeton, I. W. Clokey 1930-4-8 1040 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  RSA80495  Mimulus fremontii F. W. Peirson 1917-5-13 1129 Los Angeles Roadside bear Little Rock, Antelop Valley. Comment
  HSC90939  Mimulus fremontii var. fremontii D. M. Thompson 1988-4-9 870 Los Angeles N side of San Gabriel Mtns. 3.2 mi. S of Hwy. 138 along Largo Vista Rd. 1280 Comment
  SFV3395  Mimulus guttatus K. A. Wilson 1962-5-12 1274 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  POM307079  Mimulus guttatus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1927 Los Angeles Between Walnut and Covina, near State school. Comment
  RSA0048277  Mimulus guttatus Lee Haines 1935-07 s.n. Los Angeles San Gabriel Mountains. Comment
  UCSB7513  Mimulus guttatus Wedberg, H. 1958-5-10 Los Angeles 0.4 mi SW of Mulholland Hwy-Latigo Can. Rd. jct; on Latigo Can. Rd; Santa Monica Mtns Comment
  RSA0056587  Mimulus johnstonii Tim S. Ross 1992-7-16 6707 Los Angeles San Gabriel Mountains: ENE side of Condor Peak. 1549 Comment
  UC729506  Mimulus parishii Carl B. Wolf 1932-8-11 4011 Los Angeles 1 1/4 mi below Big Rock Ranger Station (desert slope of mts.); San Gabriel Mts., Big Rock Creek 914 Comment
  UCR203221  Mimulus pilosus R. G. Swinney 2005-7-21 8308 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR205243  Mimulus pilosus R. G. Swinney 2005-8-11 8450 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA678098  Minuartia douglasii S. G. Weller, A. K. Sakai 1995-5-29 913 Los Angeles Angeles National Forest, Liebre Mt. Comment
  UCR36458  Mirabilis multiflora var. pubescens A. C. Sanders, F. C. Vasek 1984-6-6 5085 Los Angeles Mojave Desert, Antelope Valley, dry grain field along Hwy 138 [at Ave 100 West], 0.6 mi east of where it crosses the California Aqueduct, 7 mi east of Ave. 170 W 884 Comment
  UCR219810  Modiola caroliniana Lorraine Weller 2010-1-18 180110- 03 A Los Angeles Union Avenue/Cesar Chavez Community Garden, 1136 South Union Ave., Westlake, Los Angeles 70 Comment
  UCD86112  Monanthochloe littoralis Robert F. Thorne; P. Everett 1965-5-11 34535 Los Angeles Santa Catalina Island. Salt flat inside Ballast Point on E side of Catalina Harbor. Comment
  UCR2564  Monanthochloe littoralis F. M. Reed 1909-7-6 2856 Los Angeles Santa Catalina Island, Salt marsh at Isthmus 0 Comment
  UC586836  Monardella australis subsp. cinerea Joseph Andorfer Ewan 1934-8-6 8312 Los Angeles e slope North Baldy; San Gabriel Mts. 2743 Comment
  SBBG13654  Monardella breweri E. R. Blakley 1958-5-10 2280 Los Angeles Hwy 138, 14 mi E of Quail Lake, Antelope Valley 914 Comment
  CAS-BOT-BC220136  Monardella exilis W. R. Dudley; F. H. Lamb 1896-6-4 4312 Los Angeles Lancaster Comment
  RSA578715  Monardella exilis Tim S. Ross 1994-5-1 7607 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  SBBG118730  Monardella lanceolata L. Gross with P. Morton 2004-6-10 1377 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1590 Comment
  CAS-BOT-BC140682  Morus alba A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-27 36950 Los Angeles San Gabriel Valley: Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  POM220643  Muhlenbergia microsperma L. C. Wheeler 1932-8-9 1129 Los Angeles 2 miles SW [of] Azusa 107 Comment
  RSA0083309  Muhlenbergia microsperma R. G. Swinney 2010-3-22 12018 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA584601  Muhlenbergia microsperma Timothy S. Ross, Orlando Mistretta 1993-5-27 7330 Los Angeles W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 841 Comment
  RSA788774  Muhlenbergia microsperma Mark Elvin, Sara L. Crockett 1997-3-17 372 Los Angeles Channel Islands; Santa Catalina Island: Cape Canyon. W side of Canyon. 1.25m NE middle Ranch on Cape Canyon Rd. Comment
  JEPS97688  Muhlenbergia rigens Annetta M. Carter, Arthur Carter 1935-9-11 971 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  RSA660517  Muilla maritima Lori Ackerman, Gerald Braden 1988-4-22 18 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  POM1066  Nassella cernua Anstruther Davidson 1918-04 s.n. Los Angeles Vacant lot in Los Angeles Comment
  SBBG105557  Nassella cernua T. Ross, S. Boyd 1994-5-25 7921 Los Angeles Necktie Basin, W of Warm Springs Mtn Summit; ca. 600-800 m WSW of summit Comment
  UC821968  Nassella cernua L. W. Nuttall 1920-1 115 Los Angeles Santa Catalina Island Comment
  RSA732767  Nassella lepida R. G. Swinney 2000-6-25 7792 Los Angeles Lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  UC1873092  Nassella lepida John Knapp, Denise Knapp 2003-5-10 56 Los Angeles Catalina Island 426 Comment
  RSA226060  Nasturtium officinale R. F. Thorne, C. W. Tilforth 1971-6-17 39937 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA0105744  Nemacladus glanduliferus R. G. Swinney 2011-7-7 15433 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA669150  Nemophila menziesii var. integrifolia LeRoy Gross, Naomi S. Fraga 2002-4-4 509 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road., (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  POM8272  Nemophila menziesii var. integrifolia P. A. Munz, R. D. Harwood 1920-5-17 3976 Los Angeles Topango [Topanga] Canon, Santa Monica Mtns 152 Comment
  POM97301  Nemophila menziesii var. integrifolia P. A. Munz 1925-3-18 8923 Los Angeles Newhall Grade. Comment
  RSA191096  Nemophila menziesii var. integrifolia Robert F. Thorne 1967-6-25 37118 Los Angeles Chantry Flats, N of Sierra Madre, Arroyo Seco Section, Angeles National Forest. 762 Comment
  RSA0087741  Nemophila racemosa F. Raymond Fosberg 1931-3-23 S 4333 Los Angeles Santa Catalina Island. Hamilton Canyon. 75 Comment
  OBI20486  Nerium oleander Ron Pecoff 1961-5-28 s.n. Los Angeles Pecoff nursery, Playa Del Rey 26 Comment
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Jul 10 2014
  RSA714979  Nerium oleander A. C. Sanders 2003-5-22 26811 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
  CATA3482  Nicotiana glauca Nathalie Cartan, Benjamin Dion, Michael Thomas 2017-9-26 003 Los Angeles Santa Catalina Island: Interior; in drainage in the Middle Cottonwood Canyon watershed 213 Comment
  POM4061  Nicotiana glauca Philip A. Munz 1918-4-16 2066 Los Angeles Claremont. Comment
  LA51853  Nicotiana glauca Virginia Mars; 1951-3-10 sn Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon Comment
  UCR217338  Nitrophila occidentalis David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, north of the spillway and 0.25 mi. south of Rosamond Dry Lake bed 713 Comment
  JEPS19054  Notholaena californica subsp. californica Louis C. Wheeler 955 Los Angeles 3/4 mi from Rogers Canyon; San Gabriel Mtns. 304 Comment
  UC1614260  Oenothera Charles M. Belshaw 1935-3-29 502 Los Angeles 20 mi w of Lancaster (Mohave Desert, West Antelope Valley, on s face of La Liebre Scarp); Mohave Desert, West Antelope Valley, La Liebre Scarp Comment
  SBBG61335  Oenothera californica subsp. californica R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  RSA703841  Oenothera elata A. C. Sanders, Mark A. Elvin 2002-6-20 25239 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
  RSA0088593  Oenothera elata subsp. hirsutissima R. G. Swinney 2010-9-13 13842 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  SEINET3150352  Oenothera hookeri G. B. Grant 1904-6-17 874 /6299 Los Angeles Arroyo Seco Canyon. Pasadena. Comment
  UCR205658  Oenothera laciniata A. C. Sanders, T. B. Salvato 2009-5-20 36871 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  POM355636  Oenothera primiveris subsp. bufonis G. R. Johnstone 1932-4-24 s.n. Los Angeles 16 miles E of Palmdale. Mojave Desert. 1067 Comment
  RSA34884  Oenothera speciosa Joseph A. Ewan 1932-6-29 7564 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  POM317873  Opuntia basilaris var. brachyclada Lyman Benson 1969-4-18 s.n. Los Angeles Intersection of Los Angeles County Route N4 and the road from Wrightwood to Pear Blossom above the Mojave desert. San Gabriel Mountains 1371 Comment
  POM284096B  Opuntia littoralis Lyman Benson 1955-9-3 15590 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  RSA230757  Opuntia vaseyi Gary D. Cromwell, David W. Wheat 1971-4-21 544 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora 548 Comment
  NY9651  Orcuttia californica 10 1944 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
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Jun 18 2015
  CHSC95873  Oreonana vestita LeRoy Gross; Valerie Soza 2003-6-10 1018 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. UTM Zone; 3793403N 0439641E. Just off the trail. 2896 Comment
  RSA595126  Orobanche fasciculata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8568 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA651298  Orobanche fasciculata Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 28 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  UCR127031  Orobanche fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26946 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  RSA4767  Orthocarpus purpurascens var. pallidus James Snow 1932-1 s.n. Los Angeles The Bryant ranch, near Long Beach. Comment
  RSA402093  Orthocarpus purpurascens var. purpurascens Ora M. Clark 1929-3-29 1804 Los Angeles N. W. Saugus Comment
  CAS-BOT-BC355760  Osmadenia tenella Geo. B. Grant 1904-5-24 125 /6269 Los Angeles Pasadena Comment
  CAS-BOT-BC355762  Osmadenia tenella I. Johnston 1917-5-27 1248 Los Angeles Above Claremont (Johnson's Pasture) Comment
  UC213217  Osmorhiza berteroi I. M. Johnston 1918-7-6 2084 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2133 Comment
  POM353464  Oxalis pes-caprae Charles F. Seymour 1902-3-4 s.n. Los Angeles 150 W. Pico St. Comment
  RSA775127  Oxytheca caryophylloides Orlando Mistretta, Christine Mistretta 2010-6-7 5275 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  RSA641508  Oxytheca parishii var. parishii Louis C. Wheeler 1967-9-2 10598 Los Angeles San Gabriel Mountains, Angeles National Forest: East summit of Twin Peaks 2366 Comment
  RSA0116184  Oxytheca trilobata R. G. Swinney 2011-5-16 14748 Los Angeles San Gabriel Mountains; Camp Colby (Colby Ranch), 1.18 mi. at 73 deg SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp. 1375 Comment
  RSA594795  Oxytheca trilobata Steve Boyd, Lauren Raz 1996-10-29 9099 Los Angeles Liebre Mountains region, western end of Sawmill Mountain in saddle with Liebre Mountain at the head of the North Fork Fish Canyon, along Forest Service Road 7N23, ca. 0.6 miles east of junction with 7N19, the road to Atmore Meadows. 1476 Comment
  RSA628884  Oxytheca trilobata Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  UC1537029  Packera breweri Gordon H. True Jr. 1935-5-16 282 Los Angeles Head of Bouquet Canyon 914 Comment
  RSA94705  Packera ionophylla F. W. Peirson 1922-7-6 3195 Los Angeles Big Pines region west of Swartout Valley Comment
  CAS-BOT-BC121163  Paeonia californica George B. Grant 1902-4-1 908 Los Angeles Pasadena Comment
  LA50666  Paeonia californica Virginia Mars; 1951-3-10 sn Los Angeles Santa Monica Mountains, Upper Sepulveda Canyon, West Los Angeles Comment
  LA50667  Paeonia californica Carl Epling; M. Epling May 1925 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  UCR259679  Paeonia californica R. G. Swinney 2010-4-13 12203 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  CAS-BOT-BC121165  Paeonia californica Arthur Rice Kruckeberg 1939-2-11 s.n. Los Angeles South Pasadena Comment
  RSA434254  Paeonia californica E. Crow 1929-2-10 151 Los Angeles Glendora Foothills Comment
  RSA505262  Paeonia californica S. Zona, Oscar Dorado 1989-2-13 305 Los Angeles Mt. Baldy, Angeles National Forest, on Nature Trail just above dam near Ranger Station Comment
  SBBG12197  Parapholis incurva P. H. Raven 1962-4-11 17276 Los Angeles due W of Wall 2 Comment
  RSA640723  Parietaria hespera var. hespera Louis C. Wheeler 1931-4-27 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  RSA527653  Parietaria hespera var. hespera Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4372 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCD108121  Parkinsonia aculeata Brenda J. Kanno-Lai 1992-5-10 91 Los Angeles Stoney Point, N end of CA 27, west side of area. 324 Comment
  SEINET5266218  Paspalum dilatatum Unknown 2002-8-10 71 Los Angeles Sepulveda Blvd. 0.5 km S of Hwy 118. Comment
  RSA736336  Passiflora caerulea Scott D. White, Justin M. Wood 2008-5-19 12018 Los Angeles Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. 67 Comment
  SDSU21498  Passiflora caerulea Ian Cain 2010-4-29 1393 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 500 meters east of intersection of Durfee Avenue and Rosemead Blvd 66 Comment
  RSA587405  Pectocarya linearis Orlando Mistretta 1995-4-5 1608 Los Angeles San Gabriel Moutains: Drainage W of Little Rock Creek Reservoir. 1098 Comment
  UC882255  Pectocarya linearis subsp. ferocula F. R. Fosburg 1931-3-27 S 4404 Los Angeles Hamilton's Canyon Santa Catalina Island, Hamilton's Canyon 150 Comment
  RSA159345  Pectocarya linearis subsp. ferocula P. H. Raven 1962-4-10 17224 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island 488 Comment
  RSA586448  Pectocarya penicillata Orlando Mistretta 1995-2-28 1519 Los Angeles Carr Canyon 1012 Comment
  RSA708695  Pectocarya penicillata Valerie Soza, Miriam Sidibeh 2003-3-26 1595 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Dr. intersection. 625 Comment
  UCR125409  Pectocarya penicillata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25701 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  RSA594957  Pectocarya setosa T. S. Ross 1995-4-26 8392 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  RSA709537  Pectocarya setosa A. C. Sanders 2003-4-29 26166 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  LA94158  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-13 1727 Los Angeles SANTA MONICA MOUNTAINS, Castro Peak, ca. 6 mi from Hwy 1 on Latigo Canyon Road. 609 Comment
  RSA526157  Pellaea andromedifolia Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4151 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA526585  Pellaea andromedifolia var. andromedifolia T. S. Ross 1991-3-24 4297 Los Angeles Whittier Hills (Puente Hills, pro parte). 341 Comment
  RSA686912  Pellaea mucronata var. mucronata Robin S. Collins 1973-5-15 260 Los Angeles Trail Canyon, within 1 mile of beginning of pack trail 671 Comment
  CATA3429  Pennisetum setaceum Stuart Olshevski, Julia Parish, Jaimie Choi, Tobias Nickel 2017-4-12 002 Los Angeles Santa Catalina Island: Channel side; Hamilton Cove condominium area 210 Comment
  UCR178219  Pennisetum setaceum LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains, Verdugo Mountains: Chandler Fire Road, above locked gate at corners of Olivia Terrace and Edmore Street, Sun Valley 366 Comment
  SEINET10294780  Penstemon centranthifolius N. Rinden 1971-5-2 33 Los Angeles 6 miles NW of Phelan on Hwy 138 1280 Comment
  UCSB9673  Penstemon centranthifolius Crum, Charles 1958-7-3 Los Angeles Crystal Lake recreation area; near Los Angeles, California below 1828 Comment
  SEINET13276826 Image available Penstemon grinnellii R. G. Swinney 2011-1 15753 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  POM175439  Penstemon grinnellii subsp. grinnellii Joseph A. Ewan 1930-6-24 2640 Los Angeles Crystal Lake, N. Fork San Gabriel R. 1707 Comment
  UCR271219  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-6-1 14960 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  RSA408044  Penstemon grinnellii subsp. grinnellii Fordyce Griffiths Jr. 1911-06 3492 Los Angeles San Gabriel Mountains. Comment
  SBBG35045  Penstemon spectabilis A. C. Sanders 2003-3-14 25764 Los Angeles boundary of Irwindale and Azusa, E of Irwindale Ave, S of Interstate 210 (which bisects pit) and N of Santa Fe Railroad, E of the San Gabriel River channel 520 Comment
  RSA401800  Penstemon spectabilis E. A. Purer 1935-5-11 6585 Los Angeles Santa Monica Hills. Comment
  NY704146  Penstemon spectabilis subsp. subviscosus V. Soza 2001-4-24 1175 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.5 mile WNW of the Santa Anita Dam. (Mount Wilson) 823 Comment
  UCR258878  Pentagramma triangularis R. G. Swinney 2010-5-7 12611 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
  LA94199  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1709 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, upper Las Flores Creek Rd. 304 Comment
  UC106553  Perideridia pringlei Dr. A. Davidson Los Angeles Acton Comment
  OBI19654  Peritoma arborea Bill Arbaugh 1966-4-16 42 Los Angeles West on 138, near a pond 1097 Comment
  CDA34302  Perityle emoryi M. O'Brien 2011-6-25 18 -Nov Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  UC375446  Perityle emoryi R. L. Pendleton 1909-7-2 1378 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  RSA545194  Perityle emoryi Timothy S. Ross 1992-4-14 6173 Los Angeles San Clemente Island: Central E side of Island, coastal bluff on E escarpment 20m S of where manny Canyon drainage meets the sea 18 Comment
  CAS-BOT-BC167753  Petalonyx thurberi A. D. E. Elmer 1902-6-1 3614 Los Angeles Palmdale Comment
  CAS-BOT-BC523907  Phacelia R. G. Swinney 2010-6-21 13279 Los Angeles San Gabriel Mountains: Angeles National Forest within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 mi N of Santa Clara Truck Trail via trail W of spring 902 Comment
  RSA428303A  Phacelia brachyloba Robert L. Dressler 1949-6-18 899 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  SDSU21032  Phacelia brachyloba Ian Cain, Ryan Gilmore 2010-6-2 1485 Los Angeles Angeles National Forest, San Gabrial Mountains. Roughly 2.49km east of Mount Gleason summit 1730 Comment
  LA105114  Phacelia cicutaria var. hispida Barry A. Prigge; 1988-7-9 8277 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, 0.4 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School. 377 Comment
  UC1426008  Phacelia cicutaria var. hispida Donald R. Bissing 1973-6-2 124 Los Angeles at roadside 0.5 mi from canyon mouth; San Gabriel Mountains, Evey Canyon 743 Comment
  RSA582243  Phacelia cicutaria var. hispida Louis C. Wheeler 1936-6-10 4145 Los Angeles mouth of Monroe Canyon. 549 Comment
  UC55303  Phacelia cicutaria var. hispida J. H. Barber 302 Los Angeles Sta. Monica Canyon Comment
  SD239786  Phacelia curvipes R. G. Swinney 2008-6-17 9027 Los Angeles San Gabriel Mountains: 2.3 miles north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway (Valyermo 7.5'Q) 1992 Comment
  UC1563057  Phacelia curvipes Steve Boyd and Orlando Mistretta 1986-3-31 1560 Los Angeles Hwy 138 4 mi e jct w/Hwy 18 (ne of Pinyon Hills); Mojave Desert Comment
  RSA42309  Phacelia davidsonii Lincoln Constance 1941-6-25 2854 Los Angeles North side of Vincent Gulch 2134 Comment
  CHSC109022  Phacelia distans R. F. Thorne; Jim Henrickson 1963-5-5 32311 Los Angeles Cobal Canyon, foothills of the San Gabriel Mountains, ca. 4 miles north of Claremont. Lower part of canyon. Comment
  RSA0055998  Phacelia distans Richard G. Swinney 2010-3-16 11936 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
  RSA775507  Phacelia distans Orlando Mistretta, Christine Mistretta 2010-5-20 5167 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  SD72725  Phacelia distans F. R. Fosberg 1931-4-13 S 4598 Los Angeles Santa Catalina Island; Pebble Beach. 0 Comment
  UC55300  Phacelia distans J. H. Barber 1897-3-15 58 Los Angeles Santa Monica Forestry Station Comment
  UC66744  Phacelia distans N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  UC75120  Phacelia distans C. F. Baker 1904-4-15 4104 Los Angeles Claremont Comment
  UCR271307  Phacelia distans R. G. Swinney 2011-5-12 14682 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA428321A  Phacelia distans Anstruther Davidson 1890-05 1919 Los Angeles Los Angeles. Comment
  RSA580947  Phacelia distans Catherine A. Mish 1995-2-25 8 Los Angeles Santa Monica Mtns, Malibu State Park 300 Comment
  SEINET5760569  Phacelia distans N. K. Berg 1904-8-3 s.n. Los Angeles Redondos Comment
  JEPS2329  Phacelia douglasii W. L. Jepson 1935-4-17 17049 Los Angeles 6 1/2 mi w Lancaster; w. Mohave Desert 731 Comment
  UCD120438  Phacelia egena John Thomas Howell 1928-5-27 3865 Los Angeles 1 mile west of Chandler's on the Ridge Route. Comment
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Apr 5 2016
  RSA775358  Phacelia fremontii Orlando Mistretta, Christine Mistretta 2010-6-4 5253 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  UCR124559  Phacelia fremontii B. C. Templeton 1932-6-1 5062 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
  UC1174464  Phacelia fremontii Ira L. Wiggins and W. R. Ernst 1958-5-2 227 Los Angeles hillside on Hwy #2 about 4 mi s Big Rock Store Comment
  UC311500  Phacelia grandiflora Philip A. Munz 1925-4-23 9408 Los Angeles San Gabriel Canyon 304 Comment
  UCR273126  Phacelia grandiflora R. G. Swinney 2011-4-26 14511 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
  RSA587074  Phacelia grandiflora Tim S. Ross 1993-5-16 7155 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  RSA627567  Phacelia grandiflora Sandy Leatherman 1998-7-1 30 Los Angeles San Gabriel Canyon. North of State Route 39 and east of Roberts Canyon. Comment
  UC1183057  Phacelia grandiflora P. C. Everett and E. K. Balls 1960-5-30 24137 Los Angeles 2.2 mi n entrance to Angeles National Forest; San Gabriel Canyon 365 Comment
  UCR126763  Phacelia hubbyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26115 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
  UCR259144  Phacelia imbricata R. G. Swinney 2010-6-4 12992 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
  JEPS5199  Phacelia longipes L. R. Heckard, R. Bacigalupi, G. T. Robbins 1953-6-15 508 Los Angeles San Gabriel Mts., in Pacoima Canyon, near juncture of North Fork of Pacoima Creek with Pacoima Creek Pacoima Canyon; San Gabriel Mts., Pacoima Canyon 1066 Comment
  SJSU13469  Phacelia longipes C. W. Sharsmith 1940-8-29 4232 Los Angeles head of Eaton Canyon, San Gabriel Mts 1371 Comment
  UC1349371  Phacelia lyonii Robert F. Thorne 1966-4-5 35810 Los Angeles below Stage Station; Santa Catalina Island, Middle Ranch Canyon 76 Comment
  UC1432905  Phacelia lyonii Reid Moran, R. M. Beauchamp, and T. Oberbauer 1975-8-23 22696 Los Angeles above confluence of Iwo Jima Gulch; San Clemente Island, China Canyon 200 Comment
  UCSC003637  Phacelia magellanica f. griseophylla Peter Kamb 1949-8-25 1493 Los Angeles San Gabriel Mountains. Bear Canyon tributary of Sand Canyon. Bear Canyon tributary of Sand Canyon 3170 Comment
  POM127603  Phacelia minor George B. Grant 1901-1 965 Los Angeles Mt. Lowe. Comment
  RSA0003854  Phacelia minor Marcus E. Jones 1882-2-27 3031 Los Angeles Pasadena. Comment
  RSA428065  Phacelia minor T. S. Clare 1929-4-10 s.n. Los Angeles Verdugo Hills. Comment
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Feb 28 2015
  UC410540  Phacelia minor Alice Eastwood 1928-6-15 15412 Los Angeles Claremount Comment
  CAS-BOT-BC145050  Phacelia mohavensis Oliver unspecified s.n. Los Angeles Antelope Valley Comment
  CAS-BOT-BC145074  Phacelia mohavensis Frank W. Peirson 1922-7-5 3164 Los Angeles On Mescal Creek, 1 mile west of Big Pines, San Gabriel Mts. Comment
  SBBG125836  Phacelia parryi A. Parikh, N. Gale 2010-5-25 3221 Los Angeles Sierra Pelona, 5.2 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1115 Comment
  SD253475  Phacelia ramosissima R. G. Swinney 2011-5-19 14764 Los Angeles San Gabriel Mountains: Camp Colbay (Colby Ranch), 0.6 mile SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon., between Colby Ranch Road and Coldwater Canyon stream, below abandoned Milley's Orchard (Chilao Flat 67.5'Q) 911 Comment
  RSA428243  Phacelia viscida Robert M. Perkins 1936-4-26 150 Los Angeles Santa Monica Mts. Comment
  UCR274080  Phalaris paradoxa Steven A. Junak 1999-5-20 SCa- 955 Los Angeles Channel Islands, Santa Catalina Island, Cottonwood-Black Jack Road, plant stop 305 Comment
  RSA459244  Pholistoma auritum Anstruther Davidson 1890-1-14 s.n. Los Angeles Los Angeles. Comment
  UCR195293  Pholistoma auritum var. auritum Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1184 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, near junction of Green Verdugo fire road from 210 Fwy and road to Green Verdugo Reservoir 473 Comment
  RSA339702  Pholistoma membranaceum Robert F. Thorne 1982-4-20 54999 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams. 976 Comment
  RSA533987  Pholistoma racemosum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5115 Los Angeles San Clemente Island: eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  SBBG108911  Pholistoma racemosum S. A. Junak 1997-3-11 SCl 755 Los Angeles W fork of small cyn SSE of Triangulation Stn Guds, ca. 0.4 mi SSE of Guds on E side of Sibara Ridge 91 Comment
  SBBG95204  Pholistoma racemosum M. B. Dunkle 1928-3-31 1773 Los Angeles Little Harbor Comment
  RSA595178  Phoradendron densum Louis C. Wheeler 1960-4-29 7684 Los Angeles San Gabriel Mountains. 1/2 mi. northeast of Kentucky Springs, east of Acton. Comment
  RSA608050  Phoradendron pauciflorum Louis C. Wheeler 1931-1-29 s.n. Los Angeles San Gabriel Mountains: Big Pines. Comment
  RSA773599  Phoradendron pauciflorum R. G. Swinney 2009-6-24 11252 Los Angeles summit of Granite Mountain 1988 Comment
  SEINET3163382  Phoradendron villosum G. B. Grant, W. Wheeler 1904-5-17 sn Los Angeles Mt. Wilson, southern California 1829 Comment
  RSA599606  Phragmites australis Steve Boyd, Lauren Raz 1997-4-16 9500 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5., Near 34? 41' 58.3''N 118 ? 46' 58.7''W. 853 Comment
  RSA82209  Phyla lanceolata F. W. Peirson 1951-9-16 1040 Los Angeles Kewen Lake, Pasadena. Comment
  POM247962  Phyllospadix torreyi F. R. Fosberg 1931-4-12 4575 Los Angeles Jewfish Point Santa Catalina Island 0 Comment
  RSA684043  Phyllospadix torreyi E. Yale Dawson 1958-2-15 18340 Los Angeles Arroyo Sequit. Station no 4. 585-595 ft from shore base point. Comment
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Jan 4 2012
  UC1409121  Pinus flexilis Robert F. Thorne and J. Dourley 1967-10-3 37289 Los Angeles just s of peak of Mt. Baden-Powell Mt. Baden-Powell (on dry, open rocky ground) 2849 Comment
  UCR132336  Pinus halepensis John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect two 396 Comment
  RSA384347  Pinus lambertiana George B. Grant, W. Wheeler 1904-5-17 s.n. Los Angeles Mt. Wilson. 1524 Comment
  RSA595108  Pinus monophylla Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8586 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  CAS-BOT-BC79011  Pinus ponderosa Geo. B. Grant 1900-4-22 s.n. Los Angeles Summit Mt. Wilson 1828 Comment
  RSA384452  Pinus ponderosa L. E. Hoffman 1931-11-9 s.n. Los Angeles Swarthout Canyon. Comment
  CATA1929  Pinus radiata Amy Catalano, Anne Kelly 2014-10-14 021 Los Angeles Santa Catalina Island: Middle Canyon Road 271 Comment
  UC1075873  Piptatherum miliaceum E. K. Balls 1956-1-9 10678 Los Angeles along continuation of Bunnelle Avenue 1 mi n Baseline Road (banks of wash); San Dimas Wash 304 Comment
  CAS-BOT-BC71779  Pityrogramma triangularis var. viscosa Geo. L. Moxley 1919-5-6 688 Los Angeles Catalina Island Comment
  UCR84382  Plagiobothrys acanthocarpus T. S. Ross 1993-4-22 6895 Los Angeles Santa Catalina Island, SW part of the island, SE slope of the 1528-foot peak (not far below its summit), 1200 m ESE of the summit of Cactus Peak (1560 ft.). 456 Comment
  RSA611838  Plagiobothrys arizonicus Steve Boyd, Valerie Soza 1998-4-28 10174 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  RSA799808  Plagiobothrys arizonicus Pam De Vries 2013-4-3 7821 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  SD124496  Plagiobothrys arizonicus Barry Prigge 1986-3-20 6961 Los Angeles Tehachapi Mountains: 0.4 miles east of Gorman on Lancaster Rd. 1128 Comment
  UCR250209  Plagiobothrys arizonicus A. C. Sanders, Plant Tax. Class 2014-4-12 41011 Los Angeles Mojave Desert, NW of Pinon Hills, 233rd St. East, 0.2 km south of Hwy 138 1095 Comment
  IRVC27311  Plagiobothrys canescens A. C. Sanders, Mark Elvin, et al. 2003-4-14 25948 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns. 351 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
  RSA777216  Plagiobothrys canescens Orlando Mistretta, Christine Mistretta 2010-5-19 5131 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UC76142  Plagiobothrys canescens Geo. B. Grant 996 Los Angeles Eagle Rock Canyon, So. California Eagle Rock Canyon Comment
  UC205903  Plagiobothrys collinus L. A. Greata 1901-4-9 Los Angeles Avalon Santa Catalina Island Comment
  POM264864  Planodes virginica L. C. Wheeler 1933-4-27 1669 Los Angeles San Pedro Hills 304 Comment
  CATA1982  Plantago coronopus Steven A. Junak 1978-4-15 20 Los Angeles Santa Catalina Island: In front of residence at N side of Cherry Cove 0 Comment
  POM156658  Plantago erecta L. R. Abrams 1903-4-10 3241 Los Angeles Near Mesmer. Comment
  SD69492  Plantago erecta Robert F. Thorne 1966-4-6 35906 Los Angeles Santa Catalina Island: margin of small reservoir N. of Catalina Airport. Comment
  RSA166572  Plantago erecta W. G. Webb 1935-2-25 s.n. Los Angeles Eagle Rock Canyon Comment
  RSA401976B  Plantago erecta Anstruther Davidson 1917-1 3172 Los Angeles Altadena 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
  RSA608350  Platanus racemosa Louis C. Wheeler 1930-3-29 18 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCD143186  Platanus racemosa Louis C. Wheeler 1946-8-27 6263 Los Angeles San Gabriel Mountains, Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 mile southeast of Big Rock Patrol Station. 1112 Comment
  CAS-BOT-BC91680  Platystemon californicus Paul F. Covel 1938-4-20 1164 Los Angeles Antelope Valley. Comment
  RSA702487  Platystemon californicus Scott D. White 2004-5-5 10302 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  SBBG127985  Pluchea odorata M. L. Hoefs, S. A. Junak 1996-7-9 2724 Los Angeles just below Middle Ranch Reservoir overflow 170 Comment
  SBBG113259  Poa annua S. A. Junak 1997-6-3 SCa 434 Los Angeles Avalon, along lower Summer Street, just S of Atwater Hotel Building 6 Comment
  SEINET13297604 Image available Poa secunda R. G. Swinney 2010-1 12198 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon (San Fernando 7.5' Q.) (T3N R14W S30) 561 Comment
  SEINET7855114  Poa secunda subsp. juncifolia G. B. Grant 1903-1 1015 Los Angeles Old Wilson Trail. Comment
  RSA150709  Poa secunda subsp. secunda Brown, Lingenfelter 1961-5-18 19 Los Angeles canyon about 3 miles E of Mt. Gleason, 0.25 miles E of Nike site 1676 Comment
  RSA229729  Poa secunda var. secunda R. F. Thorne 1971-6-26 40605 Los Angeles Summit of Mt. Wilson 1738 Comment
  RSA484212  Poa secunda var. secunda N. C. Cooper 1948-4-21 2685 Los Angeles Littlerock Reservoir. 762 Comment
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Apr 18 2015
  RSA772361  Polycarpon tetraphyllum R. G. Swinney 2009-5-8 10699 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR43566  Polygala cornuta var. fishiae B. A. Prigge 1985-6-14 6419 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail below Murphy Ranch Site 598 Comment
  UCR169445  Polygonum A. C. Sanders, Mark A. Elvin, Cathleen Weigand 2002-7-30 25483 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  POM122117  Polygonum arenastrum George B. Grant 1905-11-1 s.n. Los Angeles Pasadena. Comment
  RSA0034989  Polygonum aviculare P. R. Brown 1970-5-19 57 Los Angeles Lower end of Canon de Lana. [county not specified] Comment
  UCD100167  Polygonum aviculare subsp. depressum Kenneth A. Wilson 1961-2-21 873 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  IRVC28755  Polygonum punctatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25526 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley 305 Comment
  LA94040  Polypodium californicum Lawrence L. Kiefer; 1966-4-9 1821 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1 mi above Sunset Blvd. 182 Comment
  LA94043  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1666 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 0.75 mi from Hwy 1, N-facing bank just W of Mulholland Hwy,. 106 Comment
  POM6787  Polypodium californicum Anonymous 1887-07 s.n. Los Angeles Collected near Pasadena Comment
  RSA786600  Polypodium californicum Doris Bowers 1957-2-15 18 Los Angeles Dalton Canyon 610 Comment
  UCR271612  Polypodium californicum R. G. Swinney 2011-11-3 15985 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  RSA723320  Polypogon interruptus LeRoy Gross, Casey Schnyder 2007-5-21 2743 Los Angeles Southern front of the mountains. Along Van Tassel Road (1N36). Road survey for the National Forest. 274 Comment
  UC821211  Polypogon interruptus L. W. Nuttall 1920-5-10 172 Los Angeles Santa Catalina Island Comment
  SBBG12176  Polypogon monspeliensis P. H. Raven 1962-7-12 18042 Los Angeles Wilson Cove, below barracks area 45 Comment
  SBBG59504  Polypogon monspeliensis M. N. Ackley -Jun-1927 12 Los Angeles Sycamore Park 228 Comment
  SBBG98435  Polypogon monspeliensis T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5076 Los Angeles lower Wilson Cove Cyn; draw SW of and above pier operations 15 Comment
  SEINET10593641  Polypogon monspeliensis Joseph A. Ewan 1936-8-6 Ewan 9971 Los Angeles Shade of thick willow thicket Head of Cedar Canyon off Mescal Canyon. San Gabriel 1981 Comment
  CAS-BOT-BC72118  Polystichum californicum F. A. M. 1956-10-1 27114 Los Angeles Los Angeles Comment
  SEINET3152570  Polystichum imbricans subsp. curtum M. E. Jones 1882-2-27 sn Los Angeles Pasadena Comment
  RSA733227  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-8-17 6769 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  RSA187803  Populus X parryi Robert F. Thorne 1966-4-5 35877 Los Angeles Santa Catalina Island. Along Cottonwood Creek by bridge on road from Middle Ranch to Little Harbor. 27 Comment
  RSA600986  Portulaca oleracea L. C. Wheeler 1967-6-26 9901 Los Angeles San Gabriel Mountains: Placerita Canyon. 610 Comment
  RSA383478  Potamogeton illinoensis F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5486 Los Angeles Crystal Lake: north fork of San Gabriel Canyon 1600 Comment
  UCSB3470  Prosopis glandulosa var. torreyana Philbrick, Ralph 1953-3-3 Los Angeles In a wash in Claremont 304 Comment
  CHSC25551  Prunus ilicifolia Robert A. Schlising 1970-5-2 2946 Los Angeles Lopez Canyon, north of Pacoima. Comment
  CHSC3675  Prunus ilicifolia Mary Mac Arthur 1966-5-26 34 Los Angeles Switzers camp--San Gab. Mts. 914 Comment
  RSA497995  Prunus ilicifolia H. L. Bauer 1932-4-1 15387 Los Angeles Saddle Peak road. 671 Comment
  SBBG105389  Prunus ilicifolia subsp. lyonii R. M. Beauchamp 1976-5-22 4122 Los Angeles below Lemon Tank 313 Comment
  SBBG12128  Prunus ilicifolia subsp. lyonii P. H. Raven 1962-7-10 17972 Los Angeles upper reaches of Cave Cyn, in large cyn draining SW from Thirst Comment
  CAS-BOT-BC159728  Prunus occidentalis W. S. Lyon 1884-7-1 s.n. Los Angeles Ravines: St. Catalina Island Comment
  RSA605813  Prunus persica var. persica Louis C. Wheeler 1966-10-25 9090 Los Angeles San Gabriel Mountains: El Encanto, San Gabriel Canyon. Comment
  UCR124421  Prunus virginiana var. demissa B. C. Templeton 1932-5-31 4898 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SD186104  Pseudognaphalium biolettii A. C. Sanders 2003-3-14 25759 Los Angeles 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. 519 Comment
  UCR258911  Pseudognaphalium biolettii R. G. Swinney 2010-4-23 12352 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CAS-BOT-BC356547  Pseudognaphalium biolettii Louis Wheeler 1931-9-11 136 Los Angeles Thompson Wash near La Verne 373 Comment
  CHSC57896  Pseudognaphalium californicum Blake A. Rowe 1986-6-30 33 Los Angeles Along the edges of Hwy 126, 1 km s of Canyon Country, Los Angeles. 250 Comment
  LA32059  Pseudognaphalium californicum Peter H. Raven; Henry J. Thompson 1959-6-4 14326 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  UCR243019  Pseudognaphalium luteoalbum R. G. Swinney 2009-8-6 11517 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  UCD135095  Pseudognaphalium luteoalbum M. Vincent 1963-3-5 315 Los Angeles S.F.V.S.C. Campus. Comment
  SD124549  Pseudognaphalium microcephalum J. Sauer, Dominique Pahlavan 1981-5-2 6130 Los Angeles Santa Monica Mountains. Roadside above Mt. St. Mary's College. Comment
  RSA0092323  Pseudognaphalium stramineum R. G. Swinney 2011-6-29 15325 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  SEINET6744578 Image available Psoralea physodes Marcus E. Jones 1882-1 2691 Los Angeles Pasadena Comment
  LA94234  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-20 1760 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1 mi from mouth of canyon. 91 Comment
  RSA702833  Pteridium aquilinum var. pubescens Scott D. White 2004-4-23 10236 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  SEINET6054211  Purshia tridentata Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  POM4154  Pycnanthemum californicum D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  RSA83435  Pycnanthemum californicum F. W. Peirson 1951-1 184 Los Angeles San Antonio Canyon. Comment
  UC486360  Pycnanthemum californicum Ruth B. Randell Jul 1931 42 Los Angeles Big Rock Creek Comment
  RSA527722  Quercus agrifolia var. agrifolia Tim S. Ross, Annette Ross 1991-3-7 4153 Los Angeles Elephant Hill, western Pomona. 230 Comment
  LA200034  Quercus berberidifolia A. M. Johnson; 1934-4-20 4434 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA6261  Quercus berberidifolia Fay A. MacFadden 1931-08 3079 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA668666  Quercus berberidifolia Steve Boyd, LeRoy Gross 2002-5-7 10435 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  SFV20801  Quercus berberidifolia L. Gross 2000-11-4 320 Los Angeles Verdugo Mountains Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley. 396 Comment
  UC1135548  Quercus berberidifolia A. Lewis Feb 1934 253 Los Angeles Indian Canyon Angeles National Forest, San Fernando Quad. 731 Comment
  UCSB72066  Quercus berberidifolia Gross, LeRoy 2000-11-4 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley 396 Comment
  RSA488016  Quercus chrysolepis Mark Hoefs 1974-10-3 589 Los Angeles Santa Catalina Island: Upper Fern Canyon -ridge between Mt. Orizaba & Mt. Banning. 518 Comment
  CATA1761  Quercus douglasii E. R. Blakley 1962-10-6 5473 Los Angeles Santa Catalina Island: Bulrush Canyon 350 Comment
  RSA605068  Quercus douglasii E. R. Blakley 1962-10-9 5468 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach Canyon 91 Comment
  CAS-BOT-BC86209  Quercus dumosa Alice Eastwood 1917-7-20 6521 Los Angeles Santa Catalina Island Comment
  UCD45859  Quercus dumosa F. R. Fosberg 1931-7-16 S 5435 Los Angeles Location: Gallaghers Canyon, Santa Catalina Islands, Los Angeles Co. 100 Comment
  UCSB24636  Quercus durata Wheeler, Louis 1931-11-6 Los Angeles Foot of hills 1/2 mi. E Palmer Canyon, San Gabriel Mts. 609 Comment
  CAS-BOT-BC94160  Quercus engelmannii Alice Eastwood 1915-8-25 4913 Los Angeles Duarte Comment
  RSA476782  Quercus engelmannii F. R. Fosberg 1931-1-7 7105 Los Angeles Sierra Madre. 300 Comment
  RSA476790  Quercus engelmannii George B. Grant 1904-5-5 6167 Los Angeles Pasadena. Comment
  UC533189  Quercus engelmannii Joseph Andorfer Ewan 1934-12-27 8487 Los Angeles 2 mi above A.T. and S.F. tracks (Monrovia, at mouth of Sawpit Canyon (Monrovia Canyon)); San Gabriel Mountains, Sawpit Canyon (Monrovia Canyon) 228 Comment
  UCSC001118  Quercus engelmannii Peter Kamb 1948-11-26 s.n. Los Angeles Pasadena, CaliforniaInstitute of Technology Comment
  SBBG44657  Quercus garryana W. B. Holt 1941-10-19 7 -1941 Los Angeles near Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  RSA600165  Quercus garryana var. breweri Steve Boyd, Lauren Raz 1997-5-1 9657 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCR143539  Quercus garryana var. breweri Ward B. Holt 1941-10-19 5 -1941 Los Angeles Transverse Range, Not far from Artesian Spring Camp, road east of reservoir, Bouquet Canyon to Loma Pelona Lookout 1280 Comment
  UC1871290  Quercus john-tuckeri T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3979 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon Comment
  UCR256189  Quercus john-tuckeri R. G. Swinney 2010-6-4 13065 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
  RSA755984  Quercus john-tuckeri Orlando Mistretta, Christine Mistretta 2008-4-12 2428 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
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Nov 27 2011
  CAS-BOT-BC105258  Quercus kelloggii Le Roy Abrams; E. A. McGregor 1908-7-2 604 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 2133 Comment
  UCSB28127  Quercus lobata Gill, Robert 1959-3-24 Los Angeles Oak Flat Guard Station, Ridge Route 822 Comment
  RSA155820  Quercus pacifica Peter H. Raven 1962-5-21 17805 Los Angeles Santa Catalina Island, Upper Bullrush Canyon. 259 Comment
  RSA476563  Quercus pacifica M. B. Dunkle 1928-10-14 2017 Los Angeles Santa Catalina Island, Renton Mine Road Comment
  IRVC29548  Rafinesquia californica A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26154 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  RSA599676  Rafinesquia californica Steve Boyd, Lauren Raz 1997-5-6 9695 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
  SD53048  Rafinesquia californica Peter H. Raven 1962-5-22 17821 Los Angeles Santa Catalina Island, open grassland above Emerald Bay 120 Comment
  UC827832  Ranunculus hebecarpus Marcus E. Jones, A. M. 1882-5-3 3219 Los Angeles Pasadena Comment
  UCD96140  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S 4348 Los Angeles Hamilton Canyon, Santa Catalina Island. 40 Comment
  RSA399996  Ranunculus hebecarpus Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  RSA431471  Raphanus sativus Ella M. Kennedy 1923-2-27 s.n. Los Angeles Fields, Pasadena Comment
  RSA660838  Raphanus sativus Ann Williams 1992-5-14 14 -92 Los Angeles End of Canyon Dr., 0.2 mi. off Penn St. and 100 yds E of Whittier College track. 152 Comment
  UCR277076  Rhamnus californica R. G. Swinney 2011-6-7 15093 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
  RSA585761  Rhamnus californica subsp. californica Orlando Mistretta 1995-7-11 1894 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  CAS-BOT-BC56016  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2179 Los Angeles On Newhall Grade, just above the place where the Los Angeles aqueduct crosses highway Comment
  RSA0094084  Rhamnus ilicifolia Richard G. Swinney 2011-10-13 15791 Los Angeles San Gabriel Mountains: Chilao Flat, jct. of Chilao Flat Rd. (north entrance) and Silver Moccasin Trail. 1582 Comment
  RSA128264  Rhamnus ilicifolia H. J. Thompson 1959-3-31 1913 Los Angeles 1.2 miles SW of Seminole Hot Springs, about 2 miles SW of Cornell. 396 Comment
  RSA276022  Rhamnus ilicifolia Jack Delaini, K. C. Zakar 1974-4-11 116 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 396 Comment
  RSA756897  Rhamnus ilicifolia Orlando Mistretta, Christine Mistretta 2008-4-7 2351 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 48 per TRTP survey-2008) 1085 Comment
  UCD63685  Rhamnus ilicifolia Daniel Sanchez-Mata 2006-6-29 s.n. Los Angeles Azusa. Los Angeles National Forest. S. Gabriel Canyon Road close to Torpedos Dam and Morris Reservoir. 450 Comment
  UCR258826  Rhamnus ilicifolia R. G. Swinney 2010-4-23 12346 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CAS-BOT-BC59787  Rhamnus pirifolia Reid Moran 1941-2-24 608 Los Angeles Johnson's Valley, Santa catalina Island. Comment
  RSA213334  Rhamnus pirifolia Reid V. Moran 1941-2-2 608 Los Angeles Santa Catalina Island, Johnson's Valley 20 Comment
  SBBG95428  Rhamnus pirifolia M. B. Dunkle 1928-3-3 1735 Los Angeles Hay Press [Haypress] Comment
  UC1211008  Rhamnus pirifolia Huron H. Smith 1912-6-21 5120 Los Angeles s end Santa Catalina Island Santa Catalina Island 518 Comment
  RSA390149  Rhamnus tomentella subsp. cuspidata Mildred R. Solomen 1931-7-12 2065 Los Angeles Mt. Wilson. Comment
  UCR167508  Rhamnus tomentella subsp. cuspidata Scott D. White, A. Warniment 2005-9-9 11222 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  CAS-BOT-BC199073  Rhus aromatica Le Roy Abrams; E. A. McGregor 1908-6-19 320 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SFV2139  Rhus aromatica O. Doubleday 1959-5-2 Los Angeles Santa Monica Mountains On east side of slope along Topanga Canyon Blvd, about 7 miles south of Ventura Blvd. 457 Comment
  OBI34569  Rhus integrifolia David J. Keil 1983-8-23 17868 Los Angeles Just W of Leo Carillo State beach along hwy 1 , ca. 1 mi E of Ventura Cnty line. Comment
  RSA233591  Rhus integrifolia R. F. Thorne 1970-3-5 39380 Los Angeles Upper Avalon Canyon, Santa Catalina Island. Comment
  RSA386489  Rhus integrifolia L. E. Hoffman 1932-2-6 s.n. Los Angeles Hermon Hills, Ave. 57. Comment
  RSA77171  Rhus integrifolia F. W. Peirson 1919-1-25 313 Los Angeles Arroyo Seco, near Pasadena 381 Comment
  UCSB8655  Rhus integrifolia Wedberg, H. 1958-2-22 Los Angeles On Point Dume Comment
  LA62980  Rhus ovata F. R. Fosberg; 1932-5-7 8152 Los Angeles Santa Catalina Island, Grand Canyon, upper falls 150.0 Comment
  RSA0070363  Rhus ovata R. G. Swinney 2010-4-20 12283 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR200141  Rhus ovata Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 807 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 549 Comment
  UCR204898  Rhus ovata R. G. Swinney 2008-4-1 8603 Los Angeles San Gabriel Mtns., ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  RSA532639  Rhus trilobata var. quinata T. S. Ross 1991-8-14 5749 Los Angeles San Gabriel Mountains, Granite Mountain. 1915 Comment
  JEPS49281  Ribes amarum Frank W. Peirson 1919-4-5 316 Los Angeles Toll Road San Gabriel Range 1066 Comment
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Dec 10 2014
  NY42994  Ribes amarum J. B. Walker 1995-3-30 1295 Los Angeles Angeles National Forest, Glendora Ridge Rd, 9km W of Baldy Village 1200 Comment
  UC79610  Ribes amarum C. F. Baker 1904-2-17 4064 Los Angeles San Antonio Canyon Claremont Comment
  RSA9647  Ribes amarum Louis C. Wheeler 1932-3-20 525 Los Angeles San Dimas Canyon. 533 Comment
  RSA603180  Ribes aureum var. gracillimum Louis C. Wheeler 1970-7-22 s.n. Los Angeles San Gabriel Mountains: Vicinity of Fascination Spring. 335 Comment
  RSA476453  Ribes californicum var. hesperium F. R. Fosberg 1931-1-7 7117 Los Angeles Sierra Madre. 300 Comment
  RSA748670  Ribes californicum var. hesperium R. G. Swinney 2008-3-31 8595 Los Angeles Glendora Mountain summit 1003 Comment
  LA82098  Ribes californicum var. hesperium O. H. Kappler; 1943-4-28 380 Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  RSA643967  Ribes cereum var. cereum V. W. Steinmann 1996-6-17 920 Los Angeles San Gabriel Mountains, at the summit of Mt. San Antonio. 3049 Comment
  CHSC8457  Ribes indecorum Edward Laidlaw Smith 1958-2-18 319 Los Angeles Cobal Canyon. San Gabriel Mt. Range. Cobal Creek drainage area. 609 Comment
  UC917790  Ribes malvaceum Frank W. Gould 1944-4-22 2309 Los Angeles 1/2 mi n Oak Flat Ranger Station (on highway U.S.99) Comment
  CAS-BOT-BC6072  Ribes malvaceum var. viridifolium LeRoy Abrams 1901-4-1 1525 Los Angeles Wilson's Peak 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
  RSA441467  Ribes malvaceum var. viridifolium Glenn B Coy 340 Los Angeles Mulholland Drive, Beverly Hills Comment
  RSA0116480  Ribes nevadense R. G. Swinney 2010-9-30 13947 Los Angeles San Gabriel Mountains; 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA84951  Ribes quercetorum F. W. Peirson 1922-6-3 2548 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
  RSA1178  Ribes quercetorum B. D. Stark 1930-6-28 866 Los Angeles Pine Canyon Comment
  RSA226920  Ribes roezlii Robert F. Thorne 1971-8-25 41246 Los Angeles San Gabriel Mts, Angeles National Forest: Saddle between Throop Peak and Mt. Burnham. 2622 Comment
  SBBG126978  Ribes roezlii A. Parikh, N. Gale 2011-7-7 3549 Los Angeles Barley Flats, 4.2 km W of Shortcut Station, 1.1 km N of St Hwy 2 1667 Comment
  SD215557  Ribes roezlii var. roezlii Steve Boyd, Lauren Raz 1997-3-26 9377 Los Angeles Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08 3.4 miles from junction with Bouquet Canyon Road. 1267 Comment
  RSA652587  Ribes speciosum George Maruko 1948-2-23 s.n. Los Angeles Griffith Park, Los Angeles Comment
  SD37417  Ribes speciosum J. McCulloch 1931-3-1 Los Angeles El Segundo Comment
  SEINET12220397  Ribes speciosum J. F. Bright, Wyman, C. 1933-1 8154 Los Angeles near Hollywood Comment
  UCR190372  Ribes velutinum R. G. Swinney, Cody Clarke 2001-6-20 8005 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  CAS-BOT-BC173940  Ribes viburnifolium Geo. B. Grant; Walter Wheeler 1904-4-21 1130 /5053 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC173942  Ribes viburnifolium Blanche Trask 1896-3-22 s.n. Los Angeles Santa Catalina Island Comment
  RSA167832  Ribes viburnifolium Robert F. Thorne, Everett 1964-2-6 33433 Los Angeles ENE slope of Black Jack Mt. above airport road, central part of Santa Catalina Island 457 Comment
  SEINET3151849  Ribes viburnifolium G. B. Grant, W. Wheeler 1904-4-21 1130 -5053 Los Angeles collected on Santa Catalina Island, Pacific Ocean, off southern CA Comment
  CDA4893  Ricinus communis G. D. Barbe 1978-3-28 2362 Los Angeles Road to Chantry Flats above Sierra Madre, Santa Anita Canyon. Comment
  RSA480742  Ricinus communis Robert Gustafson 1981-4-29 2213 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA652395  Ricinus communis T. E. Hesketh 1948-2-7 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  RSA76952  Ricinus communis F. W. Peirson 2047 Los Angeles New York Ave, Altadena. Comment
  RSA0077548  Ricinus communis G. Wallace 1964-5-6 s.n. Los Angeles San Gabriel River by Hwy. 66. Comment
  SEINET6096651  Rigiopappus leptocladus Unknown 1996-4-18 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA431536  Rorippa curvisiliqua Anstruther Davidson 1893-8-13 s.n. Los Angeles Garvanza Comment
  UCR282434  Rorippa palustris D. E. Bramlet, Robt. L. Allen 2011-5-24 4847 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, east bank of Rio Hondo Creek, 45 ft. north of San Gabriel Blvd. & 817 ft. west of Rosemead Blvd. 59 Comment
  RSA188323  Rosa californica Robert F. Thorne, Percy C. Everett 1965-6-23 35004 Los Angeles Santa Catalina Island, lower portion of Hamilton Canyon near main fork. 122 Comment
  SBBG128444  Rosa californica M. L. Hoefs 1995-5-23 2143 Los Angeles upper Middle Cyn 225 Comment
  RSA598680  Rubus Louis C. Wheeler 1949-5-19 6705 Los Angeles Potrero Heights. Comment
  UCR3414  Rubus pensilvanicus H. M. Whistler 1964-4-11 640411- 01 Los Angeles San Gabriel Valley, Side of road to Puddingstone Reservoir State Park, 0.3 mi from San Dimas City limit 244 Comment
  POM296507  Rubus ursinus Lyman D. Benson 1945-3-25 11612 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  UCSB2933  Rubus ursinus Haller, Norman 1953-5-17 Los Angeles Greanlead Canyon Rd., 1/2 mile North of Topanga Shopping Center, Santa Monica Mts. Los Angeles Co, Caiif 304 Comment
  SBBG121655  Rumex conglomeratus S. D. White, A. Warniment 2006-7-7 11610 Los Angeles Gorman Crk, NE of Interstate 5, Gorman area 1037 Comment
  UCR174647  Rumex conglomeratus Jennifer H. Jones 2006-6-4 374 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  UCR124473  Rumex crispus B. C. Templeton 1932-7-20 5013 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  LA33888  Rumex crispus Peter H. Raven; Henry J. Thompson 1959-5-5 14114 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA774956  Rumex salicifolius R. G. Swinney 2009-5-6 10685 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  SDSU9725  Rumex salicifolius R. M. Beauchamp 1967-6-2 540 Los Angeles Growing in are half way between Eel Point and the sand dunes on east side of dirt road. Elev. 100'. San Clemente Island. 30 Comment
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May 16 2008
  RSA160463  Salazaria mexicana J. D. Olmsted 1959-4-25 493 Los Angeles 1 mi. E of Valyermo, along Holcomb Ridge east of Wrightwood-Pearblossom road. 1113 Comment
  UCR149891  Salazaria mexicana R. G. Swinney 1999-6-18 7322 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  POM320018  Salix M. A. Clauser 1965-3-19 145 Los Angeles Evey Canyon. San Gabriel mtn range. Pacific slope drainage area. 762 Comment
  POM295227  Salix exigua Lyman D. Benson 1954-3-23 15260 Los Angeles Chino Wash at the south edge of Pomona on the road to Chino. Pacific Slope drainage area. 229 Comment
  UCR120892  Salix exigua L. C. Wheeler 1973-2-3 s.n. Los Angeles Venice, between 2618 and 2700 Pacific Avenue Comment
  UC168800  Salix exigua var. hindsiana unknown April, 1904 1156 Los Angeles Los Angeles Comment
  RSA584116  Salix laevigata Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 2991 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  UC506432  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-25 7650 Los Angeles Comment
  POM50097  Salix lasiolepis L. W. Nuttall 1921-1-16 1031 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  UC483068  Salix lasiolepis F. R. Fosberg 1931-3-1 S 4220 Los Angeles 2 1/2 mi. below Wildwood; Santa Monica Mts., Topanga Canyon 60 Comment
  UCR202748  Salix lasiolepis R. G. Swinney 2001-8-27 8088 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  UCR216743  Salix lasiolepis R. G. Swinney 2009-2-20 10013 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  CAS-BOT-BC126288  Salix sessilifolia Le Roy Abrams 1901-4-12 1493 Los Angeles Inglewood Comment
  LA211557  Salsola tragus Mark A. Elvin; 2003-6-9 2928 Los Angeles SANTA CLARITA VALLEY, Newhall Ranch, Commerce Center site, South end of ridge Northeast of confluence of Castaic Creek and Hasley Creek, Survey Area 52. 313.0 Comment
  POM228981  Salsola tragus L. C. Wheeler 1932-9-5 1342 Los Angeles San Antonio Canyon 1066 Comment
  RSA444936  Salsola tragus E. A. McGregor 1965-10-1 s.n. Los Angeles Sunland Comment
  RSA624452  Salsola tragus L. C. Wheeler 1931-8-6 S 30 Los Angeles 2 miles north of Claremont. 411 Comment
  SD112942  Salsola tragus Darley F. Howe 1976-8-2 4908 Los Angeles Latigo Canyon Road. Comment
  RSA698764  Saltugilia grinnellii subsp. grinnellii LeRoy Gross, Paul Morton 2004-6-9 1375 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1432 Comment
  RSA0110503  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-7 15088 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. 1768 Comment
  RSA599104  Saltugilia splendens subsp. grantii V. W. Steinmann, R. Cerros T. 1996-7-7 922 -b Los Angeles 1 km. from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail. 1350 Comment
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Jan 11 2007
  RSA469663  Saltugilia splendens subsp. grantii Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon 1463 Comment
  RSA603192  Salvia apiana Louis C. Wheeler 1972-12-20 12789 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  RSA647933  Salvia apiana Michelle Manolovitz, Brian Willie 1992-4-27 1 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  RSA657025  Salvia apiana Joseph M. Keefe 2001-1-19 30902 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  RSA411360  Salvia carduacea C. Epling 1930-4-17 s.n. Los Angeles Palmdale. Comment
  UCR126663  Salvia columbariae A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26209 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  SDSU7483  Salvia columbariae R. M. Beauchamp 1967-6-3 564 Los Angeles On grassy north slope of canyon south of thirst. San Clemente Island. Comment
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May 16 2008
  SEINET7047905  Salvia columbariae Steven R. Hill, Kate Kramer 2001-4-22 33354 Los Angeles North side of San Gabriel Mountains, south side of Antelope Valley, Johnson Road, 6.2 miles north-northeast of junction with Elizabeth Lake Road, 3 miles south of junction of Avenue I and 110th Street West. Elevation about 3080 feet. Comment
  UCR269999  Salvia dorrii R. G. Swinney 2010-5-19 12788 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
  RSA249769  Salvia dorrii var. pilosa Robert F. Thorne, C. W. Tilforth 1973-4-20 42986 Los Angeles San Gabriel Mountains. 1143 Comment
  UCR154615  Salvia leucophylla A. C. Sanders, T. B. Salvato 2005-4-26 29759 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
  CAS-BOT-BC229930  Salvia mellifera G. R. Campbell 1950-4-17 14594 Los Angeles Escondido Canyon, on road to Malibu Lake, 8 miles from Hwy Alt. 101 548 Comment
  CAS-BOT-BC229932  Salvia mellifera Alice Eastwood 1906-5-27 24 Los Angeles Garvanza Comment
  SFV21141  Salvia mellifera J. M. Keefe 2001-1-19 31000 a Los Angeles San Fernando Valley Big Tujunga Wash, 300 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 384 Comment
  UC1124794  Salvia mellifera F. H. Raymond 1930-1-13 29 Los Angeles Head of Puerco Canyon; Calabasas Quad. 274 Comment
  UCR65230  Salvia mellifera F. R. Fosberg 1931-5-6 S- 04805 Los Angeles Channel Islands, Santa Catalina Island Comment
  SEINET12344299  Salvia mellifera Unknown 1983-7-20 15800 Los Angeles Mt. Baldy Road, near flood control dam at base of canyon Comment
  RSA166502  Salvia spathacea W. G. Webb 1934-12-31 s.n. Los Angeles Eagle Rock. Comment
  RSA0085081  Sambucus mexicana T. S. Ross 1991-4-8 4478 Los Angeles Elephant Hill: western Pomona. 265 Comment
  OBI4455  Sambucus nigra subsp. caerulea Robert J. Rodin 1953-5-2 5812 Los Angeles Catalina Island. Near White's cove Comment
  SD69698  Sambucus nigra subsp. caerulea Robert F. Thorne 1966-4-28 36210 Los Angeles Santa Catalina Island, Pebbly Beach Canyon , canyon at upper end of Renton Mine Road 259 Comment
  UCD137673  Sambucus nigra subsp. caerulea Gordon Pilone 1961-5-7 100 Los Angeles South of Santa Ana Botanic Gardens in Claremont. San Gabriel Mt. Range. 390 Comment
  SBBG106886  Sanguisorba minor M. L. Hoefs, R. F. Thorne, J. Takara, M. Gay 1995-7-27 2504 Los Angeles just below lower Bullrush Reservoir 281 Comment
  UCR265490  Sanicula arguta Dan S. Cooper 2015-3-13 2015- 34 Los Angeles Western Transverse Range; Santa Monica Mountains, La Sierra Canyon, north of Seminole Hot Springs 244 Comment
  RSA470992  Sanicula arguta Howard Mullins 1931-3-7 s.n. Los Angeles Oak Wilde [Oakwilde], canyon Comment
  SD252269  Sanicula crassicaulis Steven A. Junak 1999-5-21 Sca 987 Los Angeles Santa Catalina Island: W side of Coffee Pot Canyon, just upstream from road crossing, adjacent to creekbed; 410 Comment
  RSA458886  Saxifraga californica G. Hasse 1908-3-1 1788 Los Angeles Topanga Canyon. Comment
  RSA747981  Schedonorus arundinaceus R. G. Swinney 2005-5-14 8232 Los Angeles San Gabriel Mtns. N of Juniper Hills, S of Pear Blossom, SE corner of Tejon Road and Longview Rd. (131st street). 1091 Comment
  UCR210412  Schinus terebinthifolius R. G. Swinney 2008-12-4 9954 Los Angeles San Gabriel Valley, Azusa, abandoned gravel pit on north side of 210 Fwy, 0.4 mi. east of Irwindale Ave. 168 Comment
  UCR274101  Schismus arabicus Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 629 Los Angeles California Islands, Santa Catalina Island, just south of road to East Peak, along ridgetop southwest of Peak 1245, c. 0.85 air miles northwest of East Peak 348 Comment
  RSA228913  Schismus barbatus R. F. Thorne 1971-6-26 40626 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA762450  Schismus barbatus R. G. Swinney 2009-2-20 10011 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UC1870232  Schismus barbatus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 690 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  RSA279009  Schoenoplectus acutus var. occidentalis Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42184 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  RSA365998  Schoenoplectus californicus Anstruther Davidson s.n. Los Angeles Playa Del Rey Comment
  UC57094  Scirpus maritimus Ernest Braunton Sep 1902 677 Los Angeles Los Angeles Comment
  RSA425191  Scrophularia californica subsp. californica Douglas Bothwell 1934-5-1 s.n. Los Angeles Along gulch and low on hillside (shady exposure) Verdugo Woodlands Comment
  RSA79456  Scrophularia villosa F. W. Peirson 1922-4-10 3438 Los Angeles San Clemente Island, about 10 miles SE of Wilson's Cove Comment
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May 16 2008
  SBBG108179  Scrophularia villosa S. L. Crockett 1997-4-2 652 Los Angeles 2.4 mi W along Empire Landing Rd from jct with Airport Rd, 25 m S of rd 259 Comment
  UC147234  Scrophularia villosa E. B. Babcock 1901-4 Los Angeles Santa Catalina Isl Comment
  UCD125762  Scutellaria mexicana James Dilley 1997-5-4 s.n. Los Angeles Angeles National Forest on the north slope of the San Gabriel Mountains. Mt. Emma Road, 1 mile east of Angeles forest Highway. Comment
  RSA228849  Scutellaria siphocampyloides Robert F. Thorne 1971-6-26 39995 Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  CATA35  Selaginella bigelovii USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 18 Los Angeles Santa Catalina Island: Deer Valley Trail 42 Comment
  RSA0021463  Selaginella bigelovii Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5154 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SD112057  Selaginella bigelovii Linda Allen, Betsy Carpenter 1975-3-22 Los Angeles Santa Catalina Island, Cape Canyon Comment
  UCR126582  Senecio californicus A. C. Sanders 2003-4-17 26063 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA0012727  Senecio californicus Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles Pacaima [Pacoima] Wash, San Fernando Valley. Comment
  JEPS37279  Senecio flaccidus var. douglasii Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  RSA0092159  Senecio flaccidus var. douglasii R. G. Swinney 2011-9-22 15689 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge. 1009 Comment
  UCR126709  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2003-8-7 27151 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  UCR207799  Senecio flaccidus var. douglasii O. F. Clarke 2004-5-24 s.n. Los Angeles San Gabriel Mtns. Foothills, Lake Ave., Pasadena 553 Comment
  UCSB28765  Senecio flaccidus var. douglasii Tanowitz, Barry 1974-6-30 Los Angeles On Beverly Glen Blvd approximately 0.5 mi south of its junction with Mullholland Dr. (Brown Cyn.) 365 Comment
  UCR157994  Senecio flaccidus var. monoensis David Charlton, Robb Fishman 1989-5-17 3184 B Los Angeles Mojave Desert, Antelope Valley, Quartz Hill, corner of Ave. 'M' and 50th St. West 762 Comment
  SBBG118690  Senecio lyonii O. Mistretta 1992-4-4 131 Los Angeles San Clemente Island, Stabilized dune Comment
  JEPS37246  Senecio triangularis F. W. Peirson 1921-7-17 2509 Los Angeles San Gabriel River, Prairie Fork San Gabriel Mts. 2133 Comment
  UC1536075  Senecio vulgaris Robert F. Thorne 1975-9-4 47387 Los Angeles USC Marine Science Center campus Santa Catalina Island, Fisherman's Cove, USC Marine Science (Fisherman's Cove, Santa Catalina Island) Comment
  RSA483337  Setaria parviflora Robert Gustafson 1981-5-15 2220 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA629702  Setaria parviflora L. C. Wheeler 1967-7-6 9940 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  UCR104097  Setaria parviflora Scott D. White 1997-5-21 5194 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  RSA618790  Setaria verticillata L. C. Wheeler 1976-7-28 s.n. Los Angeles Long Beach: Long Beach Freeway at Carson Street just north of San Diego Freeway 9 Comment
  RSA706437  Sidotheca trilobata LeRoy Gross 2005-6-23 2379 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1642 Comment
  RSA0110889  Silene gallica R. G. Swinney 2011-5-6 14614 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  RSA593579  Silene gallica Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8911 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UC57616  Silene gallica J. H. Barber 1897-4-3 119 Los Angeles Santa Monica Mts. Comment
  UCR199971  Silene gallica Valerie Soza, LeRoy Gross 2001-5-9 1191 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  UCR273178  Silene gallica R. G. Swinney 2011-5-6 14614 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 854 Comment
  UCR49790  Silene gallica R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA650329  Silene gallica D. A. Reynolds 1953-3-1 s.n. Los Angeles Northwest section of Trailer Park, Voorhis Unit, Cal Poly, San Dimas. Comment
  SD39408  Silene laciniata Edith A. Purer 1931-3-5 Los Angeles Griffith Park. Comment
  UCD98925  Silene laciniata Earl Brown; Tracy Brown 1993-4-18 s.n. Los Angeles Santa Monica Mountains, Will Rogers State Park, aobut 1.1 miles from the beginning of Loop Trail to Inspiration Point and 5' off of the trail. 213 Comment
  LA94349  Silene laciniata subsp. laciniata W. O. Griesel; 1934-5-3 4448 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA65043  Silene lemmonii F. W. Peirson 1920-5-11 40 Los Angeles between Dawn Mine and Station, Millard's Canyon 1005 Comment
  RSA0081491  Silene platyota R. G. Swinney 2009-6-24 11253 Los Angeles Summit of Granite Mountain. 1988 Comment
  SEINET179626  Silene verecunda subsp. platyota Victor Duran 1933-7-24 3530 Los Angeles Buckhorn San Gabriel Mountains. 1981 Comment
  RSA646950  Silene verecunda subsp. platyota Orlando Mistretta 1993-6-28 s.n. Los Angeles Angeles National Forest: Table Mountain; Sunrise ski area. Comment
  RSA642724  Sisymbrium altissimum R. F. Thorne, C. W. Tilforth 1973-4-20 43094 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1036 Comment
  UCD115585  Sisymbrium irio P. B. Kennedy 1924-2-21 s.n. Los Angeles E. Johnson Ranch in Pomona. Comment
  UCR205464  Sisymbrium orientale R. G. Swinney 2008-5-2 8745 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA0080727  Sisyrinchium bellum R. G. Swinney 2010-9-9 13757 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR259590  Sisyrinchium bellum R. G. Swinney 2010-9-7 13731 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  RSA601193  Sisyrinchium bellum Louis C. Wheeler 1967-6-26 9912 Los Angeles San Gabriel Mountains : Placerita Canyon; ca. 1/4 mile E of highway 457 Comment
  SEINET6086994  Sisyrinchium bellum Unknown 1975-5-13 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC501591  Smilacina stellata Frank W. Peirson 1921-7-17 2349 Los Angeles Prairie fork of San Gabriel River; cienega on s side 2133 Comment
  SD48953  Solanum americanum Reid Moran 1958-9-15 6834 Los Angeles 1.8 miles SE of Eel Point, San Clemente Island 99 Comment
  CATA1771  Solanum douglasii Benjamin E. Carter, John Clark & Amy Catalano 2012-8-2 6911 Los Angeles Santa Catalina Island: Wild Boar Gully 116 Comment
  RSA617703  Solanum douglasii Scott D. White 1997-2-2 4658 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, S of San Dimas Ave, and E of the I-210 Freeway. 244 Comment
  SD48950  Solanum douglasii Reid Moran 1958-9-15 6830 Los Angeles canyonside, 1.8 miles SE of Eel Point, San Clemente Island 99 Comment
  RSA422407  Solanum douglasii Earl De Gowin 1936-5-17 s.n. Los Angeles Lookout Mountain Comment
  SD112050  Solanum douglasii Betsey Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; east side of Black Jack Mountain Road Comment
  SEINET7262438 Image available Solanum douglasii Unknown 2015-4-4 1219 Los Angeles Pasadena Comment
  RSA0042406  Solanum rostratum Chuck Brasch 2011-8-17 s.n. Los Angeles Private residence in Claremont, CA. No. Grand Ave. 470 Comment
  SEINET10697254  Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3779 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA19877  Solanum umbelliferum I. W. Clokey, Bonnie C. Templeton 1929-04 4432 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA427408  Solanum umbelliferum Fay A. MacFadden 1931-4-22 2642 Los Angeles San Francisquito Canyon. Comment
  RSA427426  Solanum umbelliferum C. Epling, Louis C. Wheeler 1933-6-4 1850 Los Angeles Near Summit, Ridge Route. 1524 Comment
  RSA570030  Solanum umbelliferum Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4920 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UCR255790  Solanum umbelliferum R. G. Swinney 2010-3-10 11823 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  CAS-BOT-BC83638  Solanum umbelliferum L. Abrams; E. A. McGregor 1908-6-20 380 Los Angeles Liebre Mountain 1463 Comment
  RSA0016900  Solanum umbelliferum F. L. Robinson 1921-3-20 13 Los Angeles Claremont. Comment
  SEINET7262138 Image available Solanum umbelliferum W. G. Granert 1965-6-9 s.n. Los Angeles Santa Monica Mountains; Beverly Hills; Ferrari Dr., 0.5 block from jct. with Summit Ridge Road Comment
  IRVC26820  Solanum xanti var. glabrescens B. C. Templeton, I. W. Clokey 1930-4-8 1045 Los Angeles San Francisquito Canyon San Gabriel Mtns. 457 Comment
  CSUSB918  Solanum xanti var. intermedium Sue Freeman 1966-4-10 Los Angeles On dry canyon slope above Gavin Creek, about 5 miles north of the junction of Foothill Blvd. in San Fernando and Highway 99; 20 yards from highway. 609 Comment
  UCR124469  Solanum xanti var. montanum B. C. Templeton 1932-5-31 4859 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CAS-BOT-BC365310  Solidago confinis Grant 1902-9-2 5063 Los Angeles Pasadena - Oak Knoll Comment
  CAS-BOT-BC365312  Solidago confinis Timothy S. Ross; Steve Boyd 1994-9-20 8270 Los Angeles Liebre Mountains. Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir 950 Comment
  OBI7277  Solidago confinis P. A. Holden 1968-9-15 556 Los Angeles Agua Dulce Rd near Acton Comment
  RSA0088590  Solidago confinis R. G. Swinney 2010-9-13 13845 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  SD181681  Soliva sessilis Louis C. Wheeler 1947-5-22 6502 Los Angeles Exposition Park 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
  RSA610984  Sorghum bicolor L. C. Wheeler 1942-11-30 5678 Los Angeles Near Kellogg Ranch, Arroyo Avenue, ca. 3 miles W of Pomona. Comment
  UCD92746  Sorghum halepense Beecher Crampton 1965-10-27 7594 Los Angeles Ca. 2.6 miles SW of Saugus, US Hwy. 99 - Interstate 5. Comment
  SFV1952  Spartium junceum M. L. Vincent 1962-7-10 272 Los Angeles Santa Monica Mountains Mulhholland Highway near Stunt Road, about 3 miles south of Ventura Blvd. 300 Comment
  UCR162577  Spartium junceum Anuja Parikh, Nathan Gale 2004-6-1 2018 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
  RSA0097929  Spergularia bocconi R. F. Thorne 1966-4-6 35910 Los Angeles Santa Catalina Island: margin of small reservoir N of Catalina Airport. 436 Comment
  RSA442864  Sphaeralcea emoryi var. variabilis Bonnie C. Templeton 1931-5-19 1460 Los Angeles Mint Canyon, San Gabriel Mts. 600 Comment
  CHSC95550  Sporobolus airoides LeRoy Gross 2005-5-19 2290 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N 118.16535W then walked south to 34.81703, 118.16403W. 722 Comment
  UCLA70850  Stachys ajugoides var. rigida Louis C. Wheeler 1932-5-15 709 Los Angeles Puddingstone Dam San Jose Hills 304 Comment
  SEINET9364646  Stachys albens Unknown 2002-8-26 25587 Los Angeles NE 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" (Newhall 7.5' topo.) Riparian woodland dominated by willows. Scarce perennial in seasonally wet area (dried pool) under willow canopy. Comment
  LA200681  Stachys bullata Norman A. Cole; May 1964 424 Los Angeles 85 Comment
  POM126694  Stachys rigida subsp. quercetorum Jos. Burtt Davy 1898-4-2 4192 Los Angeles Angel Island. Comment
  SD234319  Stebbinsoseris heterocarpa A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26116 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, N 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. (Warm Springs Mtn 7.5' Q) 487 Comment
  SD66831  Stebbinsoseris heterocarpa R. Mitchel Beauchamp 1967-3-17 239 Los Angeles San Clemente Island; Slopw east of Wilson Cove. Comment
  RSA592781  Stellaria media Steve Boyd 1996-4-25 8674 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures. 915 Comment
  RSA478177  Stellaria media L. C. Wheeler 1932-3-12 475 Los Angeles Mandeville Canyon, Santa Monica Mts. 122 Comment
  UCR209307  Stephanomeria diegensis A. C. Sanders 2009-11-6 37227 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SD132239  Stephanomeria virgata A. C. Sanders 1987-9-18 7366 Los Angeles El Segudo Dunes, west of Los Angeles International Airport and Pershing Dr.</