Search Results — 2000 specimen records retrieved (1574 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0104985  Abronia maritima Steven A. Junak 1999-7-16 SCa- 1059 Los Angeles Santa Catalina Island. Behind beach at N side of Cottonwood Canyon mouth. 3 Comment
  SEINET4084347  Abronia umbellata W. C. Martin 1971-1 sn Los Angeles Point Dume. Comment
  SFV16046  Abronia umbellata A. M. Orcino, A. Sutton 1994-4-22 3 Los Angeles Los Angeles Basin Playa del Rey Beach at corner of Pacific Avenue and Convoy Street, 0.1 miles north of Culver Blvd. 1 Comment
  OBI39745  Abronia villosa David J. Keil, V. L. Holland and Dirk R. Walters 1977-5-8 12324 Los Angeles Just outside of Saddleback Butte State Park Comment
  RSA719131  Acacia baileyana Naomi Fraga 2001-4-10 8 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  RSA632005  Acacia mearnsii L. C. Wheeler 1969-3-16 s.n. Los Angeles San Gabriel Mountains: Middle fork west ravine, remote from road but near water supply tunnel 548 Comment
  LA212322  Acacia podalyriifolia Jack Pepper; 1953-2-10 s.n. Los Angeles SAN FERNANDO VALLEY, Comment
  CAS-BOT-BC30947  Acamptopappus sphaerocephalus H. M. Hall; H. P. Chandler 1906-6-11 7388 Los Angeles Near Lancaster 700 Comment
  RSA0091474  Acer macrophyllum R. G. Swinney 2011-11-1 15946 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  UC1211167  Acer macrophyllum Huron H. Smith 1912-4-30 4864 Los Angeles Mt. Wilson 1219 Comment
  UCR219440  Acer macrophyllum R. G. Swinney 2009-3-28 10179 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  SBBG31503  Achillea millefolium R. M. Beauchamp 1967-3-18 261 Los Angeles E of Bluff Comment
  UCSB43905  Achnatherum coronatum Green, Lisa 1980-5-30 Los Angeles slope of N side of Mayan Dr, 0.25 mi from Topanga Canyon Rd. 396 Comment
  CAS-BOT-BC260444  Achnatherum hymenoides Roxana S. Ferris 1918-6-12 931 Los Angeles Lancaster Comment
  RSA587755  Achnatherum speciosum Timothy S. Ross 1991-4-27 4720 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  UC1870325  Achnatherum speciosum LeRoy Gross 2005-5-3 2221 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Comment
  RSA595016  Achyrachaena mollis Mark Hoefs, Steven A. Junak 1996-4-30 2675 Los Angeles Santa Catalina Island. Road to Isthmus (from Avalon), just past gate and Isthmus summit reservior. 107 Comment
  POM30564  Achyrachaena mollis Marcus E. Jones 1882-5-1 3213 Los Angeles Los Angeles. Comment
  SD28064  Acmispon argophyllus var. argenteus Carl B. Wolf 1932-5-10 3530 Los Angeles Santa Catalina Island, back of Avalon, summit of the equestrian trail 305 Comment
  SD52849  Acmispon argophyllus var. argenteus Peter H. Raven 1962-4-9 17149 Los Angeles San Clemente Island, Wilson Cove, in rocky grassland near barracks 60 Comment
  CATA509  Acmispon dendroideus var. dendroideus Sara L. Crockett 1997-4-2 653 Los Angeles Santa Catalina Island: 2.4 miles W along Empire Landing Road from jct. with Airport Road, ca. 25 m S of road 259 Comment
  LA52406  Acmispon grandiflorus var. grandiflorus W. O. Griesel; 1926-4-26 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  SD262277  Acmispon maritimus R. G. Swinney 2014-5-8 16476 Los Angeles San Gabriel Mountains: near Lang, 50 - 100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. Confluence. 537 Comment
  SBBG44394  Acmispon maritimus var. maritimus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-5-2 SCa 641 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 256 Comment
  SBBG125783  Acmispon wrangelianus A. Parikh, N. Gale 2010-6-8 3269 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3.4 km NW of State Hwy 14; E Liebre Mtns 1185 Comment
  SFV4069  Acourtia microcephala M. L. Vincent 1962-7-10 276 Los Angeles Santa Monica Mountains Cold Canyon, 0.5 miles south of Mulholland Highway. 330 Comment
  UCR272014  Adenostoma fasciculatum R. G. Swinney 2010-4-28 12413 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  SEINET3480216  Adenostoma fasciculatum Unknown 1939-7-7 146 Los Angeles Los Angeles, Los Angeles Comment
  RSA727403  Adiantum capillus-veneris R. G. Swinney 1998-5-30 6162 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  CDA20327  Agave americana M. O'Brien 2005-3-25 s.n. Los Angeles El Matador State Beach. 0 Comment
  UCR210531  Agave americana R. G. Swinney 2008-12-4 9945 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UCR105964  Ageratina adenophora L. C. Wheeler 1968-10-1 s.n. Los Angeles Verdugo Mtns., La Tuna Canyon Road, 1.5 mi. west of Tujunga Canyon Road, 1 mile west of powerline and 0.9 mile west of summit 494 Comment
  UCR219455  Ageratina adenophora R. G. Swinney 2009-3-28 10191 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  RSA639156  Ageratina adenophora Louis C. Wheeler 1973-8-2 s.n. Los Angeles South Arroyo Parkway, Pasadena. Comment
  JEPS22755  Agnorhiza ovata Rimo Bacigalupi with Reino Alava 1958-7-20 6409 Los Angeles Charlton Flat, close to Angeles Crest Highway San Gabriel Mountains, Angeles National Forest 1623 Comment
  RSA702906  Agoseris grandiflora Scott D. White, Pam De Vries 2004-5-18 10442 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  POM183643  Agoseris grandiflora var. grandiflora Joseph A. Ewan 1929-5-25 3481 Los Angeles Santa Monica Mts. Above Providencio Rancho. Comment
  UCR203099  Agrostis R. G. Swinney 2001-8-27 8109 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
  RSA0096806  Agrostis exarata R. G. Swinney 2011-10-10 15724 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  CAS-BOT-BC139055  Agrostis pallens Dr. H. E. Hasse 1890-6-1 s.n. Los Angeles Near Soldiers Home. Comment
  RSA648068  Agrostis pallens J. C. Roos 1939-6-8 s.n. Los Angeles Canyon in hills N. of Burbank. Comment
Read comments
Feb 3 2011
  SBBG17976  Agrostis pallens E. R. Blakley 1963-4-10 5583 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  RSA469450  Aliciella lottiae Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UC1601925  Allium burlewii I. M. Johnston 1917-6-20 1490 Los Angeles Baldy Lookout of USFS San Antonio Mountains, Baldy Lookout of USFS 2133 Comment
  SEINET10666941  Allium cepa Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3781 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UCR197760  Allium fimbriatum var. fimbriatum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 3 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
  UCR154143  Allium haematochiton A. C. Sanders 2005-5-11 30168 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UCD138554  Allium lacunosum Daryl Koutnik 1978-4-28 431 Los Angeles Fireroad north of Mulholland Highway and northwest of Saddle Rock. 609 Comment
  UCR49208  Allophyllum divaricatum Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook [34 deg. 06' 07'N, 118 deg. 41' 37'W) and Yerba Buena Rd.; at Yerba Buena Road Comment
  RSA334166  Allophyllum integrifolium R. F. Thorne, M. Z. Thorne 1969-7-9 38520 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, sloping meadow, Big Pines, headwaters of Mescal Creek 2072 Comment
  SD41258  Alnus rhombifolia Edith A. Purer 1931-3-7 1526 Los Angeles Oakwilde Comment
Read comments
Jul 10 2010
  CLARK-A1528-107  Alternanthera philoxeroides Dell O. Clark 1969-6-19 Los Angeles Whittier Comment
  RSA735382  Amaranthus albus Steve Boyd, Mark Elvin, Rick Burgess, Lloyd Simpson 2006-11-8 11703 Los Angeles southwestern shore of Quail Lake, extreme western end of Mojave Desert at north base of Liebre Mountains. 1024 Comment
  RSA258358  Amaranthus albus C. W. Tilforth 1972-6-23 602 Los Angeles weeds of Santa Ana Botanic Garden, common in all areas of the garden. 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
  SD107806  Amblyopappus pusillus unknown Unknown Los Angeles San Clemente Island; in grassland at base of canyon 1.5 miles north of Eel Point. 29 Comment
  UC557657  Ambrosia chamissonis Nell Murbarger 1936-5-1 214 Los Angeles Northwest Harbor; San Clemente Island Comment
  RSA416930  Ambrosia chamissonis Ora M. Clark 1928-12-23 7188 Los Angeles Hermosa Comment
  CAS-BOT-BC45000  Ambrosia confertiflora Louis C. Wheeler 1933-11-24 2276 Los Angeles Arcadia 152 Comment
  SD143585  Ambrosia dumosa R. D. Goeden, D. W. Ricker 1970-4-30 Los Angeles Mojave Desert, ca. 7.5 miles southeast of Llano, southwest side of State Highway 138, 1.8 miles southeast of Pearblossom Highway 1073 Comment
  HSC24362  Ambrosia salsola Betty Ferguson 1968-4-27 16 Los Angeles 10 miles SE of Palmdale on Hwy. 138 by Little Rock in Mojave Desert 1067 Comment
  RSA0091515  Ambrosia salsola R. G. Swinney 2011-4-1 14319 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA0110574  Ambrosia salsola Richard G. Swinney 2011-4-19 14407 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  POM18145  Amelanchier utahensis Philip A. Munz 1923-5-26 6834 Los Angeles Big Rock Creek, San Gabriel Mountains 2012 Comment
  UCR149523  Amelanchier utahensis R. G. Swinney 1997-6-25 5652 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  SD230253  Ammannia coccinea Louis C. Wheeler 1946-9-2 6335 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 518 Comment
  RSA681934  Ammannia coccinea LeRoy Gross 2003-11-16 1206 Los Angeles Hansen Dam: West of Little Tujunga Canyon Road(Osborne Street) South of Foothill Blvd. In the flood control basin. South of the Athletic Field thats on the San Fernando 7.5 Quadrangle. 305 Comment
  RSA646134  Amorpha californica var. californica Orlando Mistretta 1992-7-13 s.n. Los Angeles Los Pinetos Spring Canyon Trail. Comment
  UC80626  Amorpha californica var. californica Ernest Braunton June 1902 424 Los Angeles Elysian Park Comment
  UC66687  Amsinckia eastwoodiae N. K. Berg 1904-4-14 Los Angeles Santa Monica Comment
  RSA0079995  Amsinckia intermedia H. de Forest 1929-3-21 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA0089647  Amsinckia intermedia M. Bisbee 1917-4-10 s.n. Los Angeles Eagle Rock. Comment
  RSA213400  Amsinckia intermedia Reid V. Moran 1941-2-16 569 Los Angeles San Clemente Island. East side of Ravine, Middle Ranch. 500 Comment
  CATA1862  Amsinckia menziesii Denise Kraus, Lisa Stratton 2000-6-1 42 Los Angeles Santa Catalina Island: Goat Harbor burn area, northwest corner 152 Comment
  UCR225776  Amsinckia menziesii Dave Silverman, Cindy Hopkins 2007-4-27 6775 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  VVC2916  Amsinckia menziesii Tim Thomas 2014-5-4 6287 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  RSA611397  Amsinckia menziesii var. menziesii L. C. Wheeler 1933-4-1 1580 Los Angeles Red Hill, Upland. 427 Comment
  CAS-BOT-BC227702  Amsinckia tessellata Steven R. Hill; Kate Kramer 2001-4-22 33338 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. North side of..., 804 Comment
  CHSC8309  Amsinckia tessellata Edward L. Smith 1958-2-18 315 Los Angeles Located in Cobal Canyon. San Gabriel Mt. Range. 60 Comment
  POM368390  Amsinckia tessellata N. C. Cooper 1949-4-19 3609 Los Angeles Mojave Desert, Lancaster, 762 Comment
  SD234333  Amsinckia tessellata A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26120 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, E of and above Lake Hughes Rd;, near Castaic Lake dam (Warm Springs Mtn 7.5'Q) 487 Comment
  RSA0116266  Amsinckia tessellata var. gloriosa A. C. Sanders 2006-4-10 31978 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  RSA0091451  Amsinckia tessellata var. tessellata LeRoy Gross, P. Morton 2004-6-9 1349 Los Angeles Liebre Mountains region: West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys). 1688 Comment
  RSA167848  Anagallis arvensis Robert F. Thorne, Percy C. Everett 1964-2-7 33481 Los Angeles Middle Canyon, Santa Catalina Island 244 Comment
  RSA483719  Anagallis arvensis Richard Noyes, L. Arnseth 1988-4-30 513 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  RSA0030943  Anagallis arvensis M. A. Savatgy 1966-5-10 s.n. Los Angeles San Raphael Hills. 213 Comment
  CAS-BOT-BC59209  Antennaria dimorpha LeRoy Abrams 1902-7-11 2683 Los Angeles Coldwater Canyon Comment
  RSA12418  Anthemis cotula C. B. Wolf 1934-4-11 5630 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA524980  Antirrhinum coulterianum Tim S. Ross, Steve D. Boyd 1990-6-6 2822 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  SEINET4044465  Antirrhinum kelloggii D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  UCR88617  Antirrhinum kelloggii Scott D. White, Chet McGaugh 1995-5-16 3084 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA425821  Antirrhinum kelloggii M. D. Proctor 1944-4-9 833 Los Angeles Monrovia Peak 1524 Comment
  CATA745  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1991-5-22 1271 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  CATA3001  Aphanisma blitoides Peter J. Dixon 2015-3-16 035 Los Angeles Santa Catalina Island: South Side of Island, 176 m sw of Bombing Range Rd terminus, near rock outcrop. 134 Comment
  RSA246435  Apiastrum angustifolium F. R. Fosberg 1931-4-10 S- 4540 Los Angeles Avalon Canyon, Santa Catalina Island. 140 Comment
  RSA0030705  Apiastrum angustifolium Louis Greata 1901-05 1931 Los Angeles Near Eaton Canyon. Comment
  RSA470288  Apiastrum angustifolium Anstruther Davidson 1914-5-1 2984 Los Angeles near Point Fermin Comment
  RSA594472  Apium graveolens Steve Boyd, Lauren Raz 1996-9-24 8937 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  RSA239859  Apocynum androsaemifolium John Dourley 1968-9-13 s.n Los Angeles just east from base of Mt. Baden-Powell 2011 Comment
  POM366916  Aquilegia formosa L. E. Hoffman 1928-8-15 s.n. Los Angeles Buckhorn Flats, Angeles Forest. Comment
  UCR205261  Aquilegia formosa R. G. Swinney 2005-8-17 8504 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
Read comments
Dec 20 2018
  UCR272942  Aquilegia formosa R. G. Swinney 2011-7-29 15557 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UCR277012  Aquilegia formosa R. G. Swinney 2010-9-30 13902 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
  RSA84421  Aquilegia formosa F. W. Peirson 1921-6-19 47 Los Angeles North Fork of San Gabriel River. 1006 Comment
  RSA0033870  Arabis John F. Emmel 1997-4-28 1460 Los Angeles Sierra Pelona; along USFS Road 6N07, 1.1 road miles ENE of junction with Road 6N08. 1371 Comment
  RSA0129095  Arabis platysperma var. platysperma Wayne E. Sawyer 1981-6-16 36 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail above Lily Spring, Ca. 0.25 mi. W of Mt. Hawkins. 2606 Comment
  RSA0043294  Arabis pulchra A. Lee Haines 1968-3-30 s.n. Los Angeles NW corner of County, 6 miles S of Gorman. 1127 Comment
  RSA0098376  Arabis sparsiflora R. G. Swinney 2011-6-6 14987 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCR204423  Arceuthobium californicum R. G. Swinney 2001-9-15 8184 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA747671  Arceuthobium campylopodum R. G. Swinney 2001-9-15 8149 Los Angeles San Gabriel Mountains: Little Jimmy Campground on Pacific Crest Trail. 2268 Comment
  RSA626740  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-9 16009 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  RSA626755  Arctostaphylos glandulosa Jon E. Keeley 1978-9-4 7232 Los Angeles Mt. Gleason (Arcto study site). 2000 Comment
  RSA626770  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-9 16015 Los Angeles Ridge Route, 23 km south of Liebre Gulch turnoff. 800 Comment
  UCR141032  Arctostaphylos glandulosa June Latting, Ted Hanes, et al 1977-10-15 s.n. Los Angeles San Gabriel Mountains, fuelbreak below Chilao Flat, Angeles Crest 1659 Comment
  RSA626796  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1978-9-4 7238 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  RSA631420  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15703 Los Angeles Angeles Forest Highway, 8 km north of Big Tujunga Canyon turnoff. 1300 Comment
  RSA631643  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15637 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631673  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20213 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631697  Arctostaphylos glauca Raymond J. Dobbs 1924-4-30 937 Los Angeles 1/2 mile below Switzers. Comment
  RSA771778  Arctostaphylos glauca R. G. Swinney 2009-5-20 10820 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR41026  Arctostaphylos glauca R. J. Rodin 1953-5-17 5831 Los Angeles Western Transverse Range, near main highway c. 3 mi south of Gorman Comment
  RSA634686  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20329 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634757  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22016 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635072  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20367 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  CAS-BOT-BC293695  Arctostaphylos pungens Jim Shevock 1971-3-15 789 Los Angeles G-3 Rd; Angeles Forest Hwy 1280 Comment
  RSA603625  Arenaria macradenia var. arcuifolia Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10025 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle at head of North Fork Fish Canyon, north of Atmore Meadows and south of Oak Flat, along Forest Service road 7N23 4.2 miles west of junction with 7N08. 1719 Comment
  RSA65500  Arenaria macradenia var. arcuifolia F. W. Peirson 1929-7-1 8430 Los Angeles Aliso Creek at Tie Canyon. 1356 Comment
  RSA180097  Arenaria macradenia var. arcuifolia Wandalee Thompson 1965-7-20 s.n. Los Angeles Pine Canyon. 1097 Comment
  UCR210260  Argemone munita R. G. Swinney 2008-8-13 9372 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UC892277  Artemisia californica Carl B. Wolf 1932-10-3 4207 Los Angeles road to Renton Mine (about 1 mi from junction with Wrigley Drive); Santa Catalina Island 304 Comment
  RSA94530  Artemisia californica F. W. Peirson 1918-10-16 245 Los Angeles Pacoima Canyon, west end of San Gabriel Mts. 534 Comment
  RSA0058233  Artemisia douglasiana Richard G. Swinney 2010-4-23 12343 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA251507  Artemisia nesiotica R. F. Thorne 1973-4-12 42907 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  UCR223303  Artemisia tridentata R. G. Swinney 2009-7-29 11427 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  CAS-BOT-BC97288  Artemisia tridentata subsp. parishii Ralph Hoffmann 1931-10-1 s.n. Los Angeles near [Bob's] Bobs Place, Mint Canyon Comment
  LA204706  Arthrocnemum subterminale Jonathan Sauer; D. L. Johnson 1969-5-10 4504 Los Angeles San Clemente Island, N of Eel Point, central west coast Comment
  SDSU750  Arundo donax A. H. Gallup 1949-2-21 311 Los Angeles Lasca, north end of meadow. Pacific Slope 152 Comment
Read comments
Apr 29 2015
  CHSC24195  Asclepias eriocarpa Tim Spira 1976-6-15 48 Los Angeles 1 mi e of Los Virgenes Rd. off of Mulholland Hwy. Comment
  RSA0104732  Asclepias eriocarpa R. G. Swinney 2008-7-15 9202 Los Angeles San Gabriel Mountains: Winston Peak. 2275 Comment
  SBBG44991  Asclepias fascicularis V. Duran 1933-8-11 3547 Los Angeles South Fk Big Rock Crk 1524 Comment
  POM305396  Asclepias fascicularis Henry J. Ramsey, Henry J. Ramsey 1937-7-18 704 Los Angeles Soldiers Creek Comment
  POM8707  Asclepias fascicularis P. A. Munz, R. D. Harwood 1920-8-11 4386 Los Angeles 1 mi. So. of Claremont. 366 Comment
  RSA69908  Asclepias fascicularis F. W. Peirson 1918-8-16 149 Los Angeles San Gabriel Mtns: Camp Baldy. 1371 Comment
  UCR194060  Asclepias vestita R. G. Swinney 1999-6-5 7248 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  CATA1996  Asparagus asparagoides Steven A. Junak, Mark Hoefs 1997-6-4 409 Los Angeles Santa Catalina Island: Small cove at W end of Empire Landing rock quarry site 6 Comment
  SEINET12045051  Asparagus officinalis I. Johnston 1917-1 s.n. Los Angeles El Monte 275 Comment
  RSA417660  Aster greatae F. R. Fosberg 1931-8-10 s 5630 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR94475  Aster greatae Orlando Mistretta 1994-9-27 1502 Los Angeles San Gabriel Mtns., Little Rock Creek, upstream of confluence with Bare Mtn. Canyon 1128 Comment
  CAS-BOT-BC180496  Astragalus brauntonii S. B. Parish 1908-1-1 s.n. Los Angeles Santa Monica Hills Comment
  RSA763149  Astragalus didymocarpus Justin M. Wood 2010-5-10 1626 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UC126829  Astragalus didymocarpus E. Braunton Mar 1903 Los Angeles Echo Park Los Angeles, Echo Park Comment
  SBBG31433  Astragalus gambelianus R. F. Thorne 1966-4-5 Los Angeles Cottonwood Cyn 106 Comment
  UC61033  Astragalus gambelianus unknown 1904-5-23 75 a Los Angeles Saugus Comment
  LA204995  Astragalus lentiginosus var. fremontii Carl Epling; May 1927 Los Angeles near summit, Ridge Route Comment
  CAS-BOT-BC193360  Astragalus tener var. titi Dr. H. E. Hasse 1891-3-1 s.n. Los Angeles Flats near Santa Monica Comment
  LA200437  Astragalus trichopodus var. lonchus M. Baldwin; Harvey Anderson, L. Ellison 1930-3-7 sn Los Angeles Comment
  RSA545260  Astragalus trichopodus var. lonchus D. Propst, Mark Hoefs 1973-3-3 13 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 304 Comment
  CAS-BOT-BC194071  Astragalus trichopodus var. lonchus Geo. B. Grant 6806 Los Angeles Unspecified Comment
  POM1742  Astragalus trichopodus var. lonchus D. L. Crawford, Otis Hiatt 1916-3-28 s.n Los Angeles Santa Monica Mountains. Comment
  RSA415726  Astragalus trichopodus var. lonchus George B. Grant, Walter Wheeler 1904-4-21 1931 Los Angeles Santa Catalina Island. Comment
  SBBG3261  Astragalus trichopodus var. lonchus H. and M. Dearing 1937-3-8 838 Los Angeles from Pt Mugu S to Santa Monica, near sea shore Comment
  UC57471  Astragalus trichopodus var. lonchus J. H. Barber 376 Los Angeles Pt. Duma Comment
  JEPS54533  Astragalus trichopodus var. phoxus W. L. Jepson 1920-5-3 8930 Los Angeles Mts. above Castaic (Ridge Route, Norther Los Angeles Co.); Mts. above Castaic 975 Comment
  UCD105472  Astragalus trichopodus var. phoxus Ernest C. Twisselmann 1959-6-2 5336 Los Angeles Old Ridge Route, 3.7 miles south of Sandberg's Lodge. Shandon, CA. 1143 Comment
  SD248392  Atriplex amnicola R. E. Riefner Jr. 2013-1-5 13 9 Los Angeles Los Angeles, Dockweiler State Beach, vicinity Vista Del Mar Blvd. at Imperial Hwy. 14 Comment
  RSA659823  Atriplex californica Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 118 Los Angeles San Clemente Island. Comment
  IRVC29073  Atriplex canescens subsp. canescens June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  RSA452424  Atriplex confertifolia Anstruther Davidson s.n. Los Angeles Acton. Comment
  RSA711444  Atriplex covillei LeRoy Gross 2005-5-19 2309 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  CAS-BOT-BC170107  Atriplex lentiformis L. R. Abrams 1901-8-21 2189 Los Angeles Santa Monica Comment
  RSA151268  Atriplex leucophylla P. H. Raven 1962-7-12 18032 Los Angeles Northwest Harbor, San Clemente Island 9 Comment
  SD252312  Atriplex leucophylla Steven A. Junak 1999-7-16 Sca 1058 Los Angeles Santa Catalina Island: Behind beach at N side of Cottonwood Canyon mouth. 3 Comment
  SD52990  Atriplex watsonii Peter H. Raven 1962-7-12 18019 Los Angeles San Clemente Island, east end of Northwest Harbor. 29 Comment
  JEPS68452  Avena barbata A. J. McClatchie Apr. 1895 Los Angeles Pasadena Comment
  RSA0057931  Avena barbata Richard G. Swinney 2010-3-18 11990 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  HSC79813  Avena fatua James Henrickson 1973-6-15 10723 Los Angeles City of Long Beach, S of State University 30 Comment
  RSA599329  Avena fatua Steve Boyd, Lauren Raz 1997-3-26 9357 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UCR127647  Azolla filiculoides A. C. Sanders, Mark Elvin 2002-6-20 25227 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
  CHSC35882  Baccharis emoryi James Henrickson 1973-1-1 8113 Los Angeles Santa Catalina Island, 2 air miles WNW of Avalon. Comment
  IRVC27022  Baccharis emoryi Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2996 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  LA210511  Baccharis glutinosa J. Ewan; 1930-10-22 3439 Los Angeles Bouquet Canyon, 5 mi above mouth 731 Comment
  RSA654592  Baccharis glutinosa Scott Lowe 1991-4-20 6 Los Angeles San Gabriel River channel, about 100 m. south of Valley Boulevard bridge, city of El Monte. Comment
  RSA596206  Baccharis pilularis Lauren Raz, Steve Boyd 1996-10-23 017 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  RSA599028  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles Santa Susana/San Gabriel Mountains: Newhall Creek, 0.2 mi. east of Fremont Pass Comment
  UCR119060  Baccharis pilularis Jeremiah George 2000-9-21 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Forrestal Quarry, open space north of Forrestal Dr. near the boundary with Rolling Hills 244 Comment
  SEINET11861781  Baccharis plummerae S. B. Parish, Parish, W. F. 1881-1 1110 Los Angeles Santa Monica Comment
  CATA3182  Baccharis salicifolia Julie L. King 2016-10-26 12 Los Angeles Santa Catalina Island: West End Road, crossing in Parsons Landing Canyon, on N side of road 65 Comment
  LA94394  Baccharis salicifolia Harlan Lewis; 1940-2-24 1087 Los Angeles Santa Monica Mountains, Saddle Peak 609 Comment
  SBBG39528  Baccharis salicifolia L. S. Rose 1969-12-30 69117 Los Angeles Franklin Cyn 213 Comment
  JEPS30631  Baccharis salicifolia subsp. salicifolia Peter H. Raven 1959-2-15 13792 Los Angeles 2.3 mi s of Mullholland Drive (Franklin Canyon, Santa Monica Mountains); Santa Monica Mountains, Franklin Canyon 289 Comment
  RSA649696  Baccharis sergiloides Michael Horn 1991-4-30 13 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  CAS-BOT-BC75510  Batis maritima J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Island. 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
  UCR271834  Bidens pilosa R. G. Swinney 2010-4-30 12478 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  JEPS32544  Bidens pilosa Elizabeth Day Palmer 1908-7-29 Los Angeles Comment
  CAS-BOT-BC100263  Blennosperma nanum var. nanum C. G. Pringle March 31 s.n. Los Angeles Wilmington Comment
  LA200932  Bloomeria crocea Jonathan Sauer; S. Modry 1969-6-4 4567 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  SBBG29967  Bloomeria crocea var. crocea I. W. Clokey, B. Templeton -May-1929 4543 Los Angeles Mandeville Cyn 500 Comment
  RSA598639  Bloomeria crocea var. crocea L. F. Street 1919-5-15 s.n. Los Angeles Puddingstone Canyon. Comment
  UC284225  Boechera arcuata P. A. Munz 1923-5-26 6860 Los Angeles Rock Creek San Gabriel Mts. 1767 Comment
  CAS-BOT-BC16085  Boechera californica C. F. Baker 1909-3-20 5250 Los Angeles Claremont. Comment
  CAS-BOT-BC75496  Bolboschoenus maritimus subsp. paludosus Timothy S. Ross; Steve Boyd 1994-9-21 8333 Los Angeles Liebre Mountains. Cow Spring Pond. Sag pond on the San Andreas Fault Zone at the north foot of Liebre Mountains. 1155 Comment
  UCR128012  Bolboschoenus maritimus subsp. paludosus Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3004 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  POM1036A  Bothriochloa barbinodis P. A. Munz 1918-4-11 2055 Los Angeles Lone Hill near Glendora. Comment
  CAS-BOT-BC95415  Bowlesia incana Reid Moran 1959-3-9 7161 Los Angeles San Clemente Island, in small arroyo 1 mile north of Eel Point 20 Comment
  CATA1961  Bowlesia incana F. R. Fosberg 1931-3-20 Los Angeles Santa Catalina Island: Hamilton Canyon 25 Comment
  UCR101747  Bowlesia incana L. C. Wheeler 1965-5-16 8704 Los Angeles San Gabriel Mtns., Ravine south of Two Shay Ranch, Bouquet Canyon 927 Comment
  RSA452002  Bowlesia incana Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  RSA733177  Boykinia rotundifolia R. G. Swinney 1998-8-5 6667 Los Angeles Fish Fork of San Gabriel River, c. 200 m east of confluence with East Fork. 1037 Comment
  RSA0042797  Brassica campestris Harold L. Pirie 1963-4-27 s.n. Los Angeles Near Jopham entrance of L.A. Pierce College, Woodland Hills. 243 Comment
  SBBG98687  Brassica geniculata T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5050 Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  RSA226190  Brassica rapa Gary D. Cromwell, David W. Wheat 1971-5-14 689 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 396 Comment
  OBI30164  Brassica rapa A. H. Teramura 1970-3-19 E 25 Los Angeles In a cyn 300 yds NW of San Dimas Ave, 0.25 mi from Gate 6 of Puddingstone Park 366 Comment
  RSA651824  Brassica rapa var. rapa Eleanor McClung 1937-3-14 3 Los Angeles Playa del Rey. Comment
  JEPS30664  Brickellia californica Peter H. Raven and Henry J. Thompson 1959-9-27 14550 Los Angeles Latigo Canyon Road 1 mi E of Newton Canyon, Santa Monica Mountains 563 Comment
  RSA761717  Brickellia californica R. G. Swinney 2008-9-10 9415 Los Angeles South Fork Big Rock Creek 1463 Comment
  UCD129704  Brickellia californica P. Schiffman; J. Matos 1996-10-22 s.n. Los Angeles Angeles National Forest, roadcut along the old Ridge Route between Castaic Lake and Hwy 138. Comment
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Jan 6 2015
  RSA681854  Brickellia nevinii Scott D. White, Michael Honer 2003-6-18 9557 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  RSA0085068  Brodiaea filifolia Pam DeVries 2001-5-18 s.n. Los Angeles San Gabriel Mountains Foothills: Glendora area. In or near Wildwood Canyon. 463 Comment
  UC729524  Brodiaea jolonensis Carl B. Wolf 1932-5-13 3623 Los Angeles Santa Catalina Island 3 1/2 mi (by road) from Avalon on way to Isthmus. 365 Comment
  RSA599127  Bromus arizonicus V. W. Steinmann 1996-3-30 813 Los Angeles Pomona, Elephant Hill, along Mission Boulevard ca. 0.5 kilometers southwest of Humane Way. 250 Comment
  LA14245  Bromus arizonicus Marjorie Bowler; 1937-11-11 99 Los Angeles Culver City below National Blvd Comment
  RSA0116901  Bromus arizonicus Lyman Benson 1947-3-19 12283 Los Angeles Claremont. 350 Comment
  UCR280892  Bromus berteroanus R. G. Swinney 2014-5-1 16311 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  RSA729483  Bromus carinatus R. G. Swinney 1999-6-21 7394 Los Angeles Boulder Canyon, upper end near Hwy 2. Canyon bottom in montane coniferous forest, with weak riparian development. 1805 Comment
  SEINET10468954  Bromus carinatus var. californicus David B. Dunn 1941-2-21 Dunn 677 Los Angeles Westwood blvd 1 block s of santa monica. West los angeles. Comment
  UC1871123  Bromus carinatus var. carinatus T. S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle; San Fernando quad: R15W T3N, SW/4 NE/4 SE/4 sect. 9; elev. 3110 ft. 948 Comment
  CHSC58414  Bromus catharticus Daryl Koutnik 1978-4-28 Los Angeles Garden, 6922 Hesperia Avenue, Reseda. 213 Comment
  RSA533473  Bromus catharticus Timothy S. Ross 1991-4-21 4568 Los Angeles Whittier Hills (Puente Hills, pro parte), Skyline Drive at the head of Turnbull. 323 Comment
  LA13816  Bromus diandrus A. M. Johnson; 1932-4-8 3934 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  POM363406  Bromus diandrus Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles. Los Angeles River. Comment
  RSA675933  Bromus diandrus LeRoy Gross 2003-3-9 793 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  SEINET3922249  Bromus diandrus Louis C. Wheeler 1967-5-29 9763 Los Angeles San GABRIEL MOUNTAINS: San Antonio Canyon, southwest of Spring Hill. Between Dry Lake Canyon and Wildcat Canyon.; 0 884 Comment
  UCR223759  Bromus diandrus R. G. Swinney 2009-5-28 10974 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  CAS-BOT-BC155582  Bromus grandis Le Roy Abrams 1902-7-2 2632 Los Angeles Little Santa Anita Canyon. Comment
  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
  SEINET10520223  Bromus grandis LeRoy R. Abrams 1902-6-29 Abrams 2600 Los Angeles Mt. Wilson, Sierra Madre Mts. Comment
  CATA1055  Bromus hordeaceus Mark L. Hoefs 1995-5-10 1988 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  RSA527589  Bromus hordeaceus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4414 Los Angeles San Clemente Island. E side of island, Bryce Canyon near Malo Point. Comment
  RSA596890  Bromus hordeaceus Timothy S. Ross, J. Mark Porter 1995-5-4 8514 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA599454  Bromus hordeaceus Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9495 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 793 Comment
  POM364030  Bromus hordeaceus subsp. molliformis C. Epling 1931-04 s.nn. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  SBBG80213  Bromus maritimus F. R. Fosberg 1931-4-3 4484 Los Angeles Pebbly Beach, just above beach near rock crusher Comment
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May 19 2014
  UC934028  Bromus racemosus H. L. Cogswell 1951-5-8 89 Los Angeles 2/3 mi n of San Dimas Foothill County Park (base of San Gabriel Mountains); San Gabriel Mountains 454 Comment
  RSA0036765  Bromus rubens Michelle Cleveland 1981-2-14 18 Los Angeles Hwy 10 East, exit on Etiwanda, head North, take next Right, stop at agriculturely maintained field next to Etiwanda and adjacent the Hwy. Comment
  SEINET3196466 Image available Bromus rubens R. G. Swinney 2009-4-2 10248 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q.) 1223 Comment
  UCD59572  Bromus rubens J. O. McMullin 1914-10-1 s.n. Los Angeles Casa Desierto Comment
  SEINET11672459  Bromus rubens C. V. Braun 1975-1 154 Los Angeles above San Francisquito Canyon Road, 2 mi SW of junction with Spunky Canyon Road Comment
  LA206369  Bromus tectorum Barry A. Prigge; 1986-3-29 7148 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River at Lang Station Road 518 Comment
  LA33358  Bromus tectorum Peter H. Raven; Henry J. Thompson 1959-5-5 14109 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA733726  Calandrinia breweri R. G. Swinney 2000-5-6 7670 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  RSA786390  Calandrinia ciliata Doris Bowers 1957-3-23 175 Los Angeles Rocky Point, LaVerne. 335 Comment
  CAS-BOT-BC132279  Calochortus catalinae Geo. B. Grant 1900-3-30 s.n. Los Angeles Avalon Comment
  RSA785918  Calochortus catalinae K. Dobry 1991-10-22 629 Los Angeles Santa Monica Mountains section. 1 mile east of Las Virgnes [Virgenes] Hwy off Mullholland. Comment
  SEINET4044539  Calochortus catalinae D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, East of Corral Canyon Road. 106 Comment
  SEINET8495440 Image available Calochortus catalinae B. C. Templeton 1939-1 4587 Los Angeles Huntington Palisades, Santa Monica Mountains Comment
  RSA0000309  Calochortus clavatus var. gracilis E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon - North Fork, San Gabriel Canyon. Comment
  RSA135195  Calochortus clavatus var. gracilis Peter H. Raven 1960-5-21 15399 Los Angeles Cornell Corners, Santa Monica Mountains. 244 Comment
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Oct 1 2018
  RSA753866  Calochortus clavatus var. gracilis Frank Landis 2009-4-20 FCL- 2009 -20 Los Angeles Disturbed vegetation around base of electrical tower, NE of Corral Sunshine Mtwy. 777 Comment
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Aug 27 2012
  RSA597026  Calochortus invenustus Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3821 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  RSA68650  Calochortus kennedyi var. kennedyi Frank W. Peirson 1923-5-26 4099 Los Angeles Rock Creek, north slope of San Gabriel Mts., 1524 Comment
  RSA587976  Calochortus kennedyi var. kennedyi J. Aug Kusche 1922-05 s.n. Los Angeles Hard clay or gravelly soil, Mohave Desert. Comment
  RSA747169  Calochortus palmeri var. palmeri Orlando Mistretta 1992-6-23 605 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  CAS-BOT-BC132477  Calochortus plummerae Naomi Fraga; LeRoy Gross; Sarah J. De Groot; Paul Morton 2004-6-3 1240 Los Angeles Transverse Ranges; San Gabriel Mountains region: Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon 1341 Comment
  RSA68638  Calochortus plummerae Frank W. Peirson 1918-6-12 8 Los Angeles Burnt area in hills east of Rubio Canyon, San Gabriel Mountains. Comment
  RSA752581  Calochortus plummerae Justin M. Wood 2009-6-8 861 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UCR94705  Calochortus striatus A. C. Sanders, E. J. Lott 1993-5-6 13940 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  RSA736004  Calochortus weedii var. intermedius Scott D. White, Justin M. Wood 2008-6-4 12056 Los Angeles Puente Hills NW of Turnbull Canyon. SCE powerline corridor at tower 27 and adjacent access road. 348 Comment
  UCR209473  Calyptridium R. G. Swinney 2008-7-3 9150 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UC54969  Calyptridium monandrum E. Braunton 868 Los Angeles Playa del Rey Comment
  CATA1107  Calystegia macrostegia Mark L. Hoefs 1995-5-23 2070 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  RSA0080977  Calystegia macrostegia R. G. Swinney 2010-4-28 12416 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0084657  Calystegia macrostegia R. G. Swinney 2010-3-10 11815 Los Angeles NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  UC879424  Calystegia macrostegia F. R. Fosberg 1931-3-23 S 4335 Los Angeles North Wall Santa Catalina Island, Descanso Canyon (Descanso Canyon, Santa Catalina Island, roadside) 40 Comment
  CAS-BOT-BC224317  Calystegia macrostegia subsp. amplissima E. R. Blakley 1962-6-10 5253 Los Angeles Near Wall #2, San Clemente Island 9 Comment
  LA50073  Calystegia macrostegia subsp. cyclostegia Harlan Lewis; 1940-4-3 1281 Los Angeles Santa Monica Mountains, 10 mi. W of Malibu Beach Comment
  SD69032  Calystegia macrostegia subsp. cyclostegia Robert F. Thorne 1966-9-14 36630 Los Angeles Santa Catalina Island; weedy margin of reservoir, Middle Ranch, Middle Ranch Canyon. 199 Comment
  UCR253909  Calystegia malacophylla subsp. malacophylla Mitch Provance 2010-5-11 0510- 13 Los Angeles Westernmost Mojave Desert, Tejon Ranch, south side of Hwy 138, 1.75 miles east of with Ridge Route/Hwy N2 997 Comment
  CAS-BOT-BC32998  Calystegia peirsonii Frank Warrington Peirson 1923-5-27 3537 Los Angeles San Gabriel Mts. Rock Cr. 1295 Comment
  UC1794938  Calystegia peirsonii R. K. Brummitt and S. D. Boyd 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of powerhouse below Drinkwater Res 485 Comment
  UCR124743  Camissonia B. C. Templeton, I. W. Clokey 1930-4-2 4410 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  RSA465693  Camissonia bistorta Grace Shaffer s.n. Los Angeles Sierra Madre, Mountain Trail St. Comment
  POM250399  Camissonia bistorta I. W. Clokey, E. G. Anderson 1931-3-11 5332 Los Angeles San Gabriel Mountains, San Gabriel Canyon 900 Comment
  RSA465677  Camissonia bistorta H. Twining 1890-04 s.n. Los Angeles Colton, dry river bed. Comment
  POM50049  Camissonia californica L. R. Abrams 1901-4-3 1271 Los Angeles Santa Monica Mountains. Comment
  RSA0042038  Camissonia californica R. G. Swinney 2010-5-4 12484 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCR146455  Camissonia californica Orlando Mistretta 1992-5-21 398 Los Angeles Transverse Ranges; San Gabriel Mountains region, Right Star Mine, south of Acton 834 Comment
  UCR187018  Camissonia campestris A. C. Sanders 2006-4-25 32163 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA567170  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3908 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  UCR214643  Camissonia cheiranthifolia A. C. Sanders, Dan S. Cooper 2010-3-12 37374 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA454046  Camissonia cheiranthifolia subsp. suffruticosa A. Menke 1955-3-26 s.n. Los Angeles Point Dume, California. Comment
  RSA448941  Camissonia claviformis subsp. aurantiaca Ora M. Clark 1929-3-30 1931 Los Angeles s.w. Lancaster. Comment
  RSA748911  Camissonia confusa R. G. Swinney 2008-5-2 8732 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  RSA526563  Camissonia guadalupensis subsp. clementina Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4248 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA708694  Camissonia hirtella Valerie L. Soza, Miriam Sidibeh 2003-3-26 1597 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Dr. intersection. 625 Comment
  RSA730291  Camissonia hirtella R. G. Swinney 1998-8-1 6632 Los Angeles San Gabriel Mtns.: Vincent Gulch, 1.2 mi. SE of Vincent Gap Trail Head, c. 2 mi. east of the summit of Mt. Baden-Powell 1631 Comment
  UCR190293  Camissonia hirtella R. G. Swinney 1998-8-1 6632 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  UCR259166  Camissonia hirtella R. G. Swinney 2010-6-23 13354 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  RSA587990  Camissonia hirtella Orlando Mistretta, T. S. Ross 1994-6-1 1305 Los Angeles San Gabriel Mountains, Santiago Canyon. 1601 Comment
  RSA656170  Camissonia hirtella Joseph M. Keefe 1976-5-8 20155 Los Angeles San Rafael Hills; Vaquero Road, south of men s gymnasium, Glendale College, 1500 North Verdugo Road, Glendale. 183 Comment
  UC20434  Camissonia robusta Blanche Trask May 1896 Los Angeles Avalon Santa Catalina Island Comment
  UCR277063  Camissoniopsis R. G. Swinney 2011-6-7 15076 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
  SFV16098  Camissoniopsis bistorta J. M. Kneitel 1995-4-28 45 Los Angeles San Gabriel Mountains Kagel Canyon. Dexter Park. 425 Comment
  CAS-BOT-BC160430  Camissoniopsis cheiranthifolia subsp. suffruticosa LeRoy Abrams 1902-6-8 2495 Los Angeles Playa del Rey Comment
  LA200694  Camissoniopsis cheiranthifolia subsp. suffruticosa W. O. Griesel; 1946-4-25 sn Los Angeles Santa Monica Mountains, Along coast near Pt. Dume Comment
  LA200697  Camissoniopsis cheiranthifolia subsp. suffruticosa M. Zaitlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Zuma Beach, Zuma Beach Comment
  SBBG61445  Camissoniopsis hirtella R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SD39519  Camissoniopsis hirtella Edith A. Purer 1935-5-11 6590 Los Angeles Malibou Road. Comment
  CDA38022  Camissoniopsis intermedia L. C. Wheeler 1973-4-8 s.n. Los Angeles San Gabriel Mountains; Kagel Canyon, by abandoned dwelling site. Comment
  RSA433117  Canbya candida Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SBBG70069  Canbya candida Anstruther Davidson -Jun-1893 Los Angeles Lancaster Comment
  SFV12049  Cardamine californica D. L. Koutnik 1978-3-24 161 Los Angeles Santa Monica Mountains East side of Cornell Road (Mulholland Highway?), 1 mile south of Seminole Hot Springs. 366 Comment
  SEINET8360298  Cardamine hirsuta Wesley O. Griesel 1961-2-22 Los Angeles Deviles Gate Dam, Pasadena. 457 Comment
  RSA12279  Cardaria chalepensis C. B. Wolf 1934-4-11 5654 Los Angeles Bryant Ranch, E of Long Beach, W of corner of 7th street and Anaheim Road on N side of road. 3 Comment
  RSA653631  Carduus pycnocephalus S. Koukol, R. Koukol 1998-5-3 41 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  SEINET13276807 Image available Carduus pycnocephalus R. G. Swinney 2011-1 14489 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR194180  Carex R. G. Swinney 1998-7-29 6526 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
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Sep 12 2018
  UCR277000  Carex R. G. Swinney 2010-9-30 13896 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
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Sep 12 2018
  RSA600480  Carex alma Steve Boyd, Lauren Raz 1997-4-30 9611 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  SEINET3896999  Carex alma Tim Ross, Peter Fritsch 1990-6-20 3637 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel river.; 0 445 Comment
  SEINET7551521 Image available Carex barbarae Joseph Andorfer Ewan 1929-11-11 3440 Los Angeles Nichols Canyon, Santa Monica Mts. Comment
  RSA88765  Carex douglasii Joseph A. Ewan 1936-7-29 9862 Los Angeles Table Mt. 2134 Comment
  SEINET7559358 Image available Carex fracta Steve Boyd, Lauren Raz 1997-5-20 9807 Los Angeles Liebre Mountains Region, Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads. 1341 Comment
  RSA229061  Carex fracta Robert F. Thorne 1969-7-29 38843 Los Angeles N facing slope above Angeles Crest Hwy N & below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  RSA730289  Carex multicaulis R. G. Swinney 1998-8-5 6642 Los Angeles San Gabriel Mtns.: Prairie Fork, c. 250 m east of confluence with Vincent Gulch 1366 Comment
  CAS-BOT-BC118426  Carex praegracilis Steve Boyd; Lauren Raz 1997-5-28 9862 Los Angeles Liebre Mountains Region. Knapp Ranch area at upper end of Castaic Creek drainage, 938 Comment
  POM11449  Carex praegracilis Phillip A. Munz, R. D. Harwood 1920-3-13 3324 Los Angeles San Jose Hills, Ganesha Park. 305 Comment
  RSA90849  Carex senta F. W. Peirson 1921-5-20 2658 Los Angeles Little Rock Creek 1067 Comment
  SD124849  Carissa grandiflora A. C. Sanders 1986-7-30 6836 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airportand Pershing Dr., east of Vista Del Mar Blvd. 29 Comment
  UC212969  Carpobrotus chilensis S. B. Parish 1918-6-5 11884 Los Angeles Playa del Rey Comment
  CDA35025  Carpobrotus chilensis M. O'Brien 2005-3-6 s.n. Los Angeles El Matador State Beach. Bluff top above the strand. 0 Comment
  UCSB46773  Cassia nemophila Carlos D. Jativa 1971-10-27 2275 Los Angeles collected in Los Angeles Arboretum Los Angeles Arboretum Comment
  RSA425913  Castilleja affinis Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  LA32205  Castilleja affinis Henry J. Thompson; 1959-3-27 1875 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, 0.5 mi from Coast Hwy on Rambla Padifica Rd. 60 Comment
  LA52010  Castilleja affinis N. M. Gauss; 1961-4-8 5 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, 3.4 mi due NE of Malibu Reservoir along Piuma Rd. 457 Comment
  RSA555192  Castilleja angustifolia Robert F. Thorne 1973-5-11 43536 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  UCR205174  Castilleja applegatei R. G. Swinney 2008-4-11 8646 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA0095312  Castilleja applegatei subsp. martinii Richard G. Swinney 2011-6-6 15016 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  UC1063460  Castilleja exserta A. D. Gifford 1935-3-28 302 Los Angeles 5 mi nne Tecuya Mountain; Tejon Quad. 365 Comment
  UCD122444  Castilleja exserta Daryl Koutnik 1978-4-28 424 Los Angeles Point Dume near Zuma Beach. 45 Comment
  UCR169410  Castilleja exserta Kathleen Stockwell 2005-5-27 123 Los Angeles San Gabriel Valley, Claremont, vacant lot at SW corner of Montevista and Claremont Blvd 427 Comment
  UC1409129  Castilleja foliolosa Robert F. Thorne 1970-3-5 39351 Los Angeles ne slope Blackjack Mt. (at upper end of Swain's Canyon); Santa Catalina Island, Swain's Canyon 396 Comment
  RSA400567  Castilleja foliolosa Robin S. Collins 1973-4-9 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon., ca. 1/2 - 1 mile into cyn. along pack trail 640 Comment
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Sep 17 2007
  UCSB8703  Castilleja foliolosa McElwain, Isabelle 1953-2-28 Los Angeles 18000 Bull Cyn Road; S of homesite; Granada Hills Comment
  SD92024  Castilleja grisea Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22689 Los Angeles San Clemente Island, on cliffs, west fork of Red rock Canyon 274 Comment
  CDA41237  Castilleja linariifolia A. C. Browne 1955-10-23 s.n. Los Angeles Valyermo. 0 Comment
  POM71664  Castilleja plagiotoma F. W. Peirson 1921-7-3 2727 Los Angeles Blue Ridge, south of Swartout Valley 2287 Comment
  UCR190395  Caulanthus cooperi R. G. Swinney 2001-4-18 7901 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR270500  Caulanthus cooperi R. G. Swinney 2011-4-1 14312 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  CAS-BOT-BC40218  Caulanthus lasiophyllus Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Island. Comment
  SBBG77958  Caulanthus lasiophyllus F. R. Fosberg 1931-4-13 4594 Los Angeles Pebbly Beach Cyn 25 Comment
  CAS-BOT-BC47766  Ceanothus David Dreyer 1967-2-19 s.n. Los Angeles San Gabriel River canyon 426 Comment
  UC1211068  Ceanothus arboreus Huron H. Smith 1912-5-29 5019 Los Angeles Santa Catalina Island, Summit Road 335 Comment
  UC172816  Ceanothus arboreus George B. Grant and Walter Wheeler Apr 21-26 1904 148 -6146 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA398827  Ceanothus cordulatus Bonnie C. Templeton 1932-5-31 4847 Los Angeles North slope of Blue Ridge Mountain, Big Pines Camp 2060 Comment
  UCR124415  Ceanothus cordulatus B. C. Templeton 1932-5-31 5054 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CAS-BOT-BC48728  Ceanothus crassifolius H. E. McMinn 1926-7-24 1796 A Los Angeles San Antonio Canyon Comment
  CLARK-A1528-3883  Ceanothus crassifolius John C. Roos 1942-3-7 1105 Los Angeles San Gabriel Mountains Comment
  LA41985  Ceanothus crassifolius C. L. Hogue; 1954-4-11 sn Los Angeles Pacoima, Small side canyon off Pacoima Canyon 548 Comment
  RSA635042  Ceanothus crassifolius Valerie L. Soza, Kent Hughes 1999-6-17 561 a Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  RSA0091798  Ceanothus cuneatus Bonnie C. Templeton 1957-4-27 s.n. Los Angeles Bouquet Canyon. Comment
  UCD111754  Ceanothus cuneatus Daryl Koutnik 1978-3-16 118 Los Angeles south of intersection of Cornell and Agoura Roads. 274 Comment
  JEPS42398  Ceanothus integerrimus Frank W. Peirson 1920-5-16 2138 Los Angeles Tujunga Canyon San Gabriel Mts. 518 Comment
  POM2769  Ceanothus integerrimus D. L. Crawford 1915-6-30 s.n. Los Angeles Bear Flats, mountains above Claremont 2134 Comment
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Jan 20 2011
  RSA0021013  Ceanothus integerrimus Duncan S. Bell, Caitlin Elam 2013-7-11 5360 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  SDSU17720  Ceanothus integerrimus S. H. Bullock 1968-3-29 20 Los Angeles Claremont, Blanchard Park, Mills Ave. between First and Sixth Streets. 351 Comment
  UCR140947  Ceanothus integerrimus June Latting 1973-6-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek, above Fenner Fire Camp 1707 Comment
  RSA550441  Ceanothus leucodermis Tim S. Ross 1992-7-10 6640 Los Angeles San Gabriel Mountains; Big Tujunga Canyon, 310m E of where Coldwater Canyon meets Big Tujunga Creek. Disturbed chaparral just S of creek, E side of the road to Colby Ranch. 973 Comment
  UCR141367  Ceanothus leucodermis R. G. Swinney 1997-8-19 5813 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  UCSB36660  Ceanothus leucodermis Brownell, Kathleen 1980-5-18 Los Angeles 3 mi. N of Hwy 83 on Mt. Baldy Rd.; San Gabriel Mtns.; Angeles National Forest 1127 Comment
  SEINET10397680 Image available Ceanothus macrocarpus Bonnie C. Templeton 1930-4-2 4407 Los Angeles Mulholland Drive., San Monica Mountains. Comment
  OBI7366  Ceanothus megacarpus Mark Fresh 1976-2-29 14 Los Angeles 300 ft Up Red Rock rd off of old Topanga cyn in the Santa Monica Mts Comment
  SFV16788  Ceanothus megacarpus J. D. Dilley 1997-1-17 s. n. Los Angeles Santa Monica Mountains Studio City. 0.5 miles down Betty Dearing Trail on Mulholland Drive west of Laurel Canyon Drive. 610 Comment
  RSA292461  Ceanothus megacarpus var. insularis James Henrickson 1973-01 8120 Los Angeles Santa Catalina Island. 2 air miles WNW of Avalon. Comment
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Feb 9 2017
  RSA544552  Ceanothus megacarpus var. insularis Tim S. Ross, E. Kellogg 1992-4-11 6114 Los Angeles San Clemente Island; West fork of China Canyon 239 Comment
  LA91422  Ceanothus megacarpus var. megacarpus Bruce Douglas Clayton; Greg Shaw 1972-3-20 23 Los Angeles SANTA MONICA MOUNTAINS, upper Temescal and Rustic Canyons, Mountain Park Research Campus, about 100 ft down Ceanothus Road. 518 Comment
  SD69735  Ceanothus megacarpus var. megacarpus Robert F. Thorne 1966-4-29 36311 Los Angeles Santa Catalina Island: in chaparral on eroded, clayey, dry hillside below road to White's Landing above turn-off to Echo Lake. 410 Comment
  RSA0116692  Ceanothus oliganthus R. G. Swinney 2010-5-25 12929 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA584055  Ceanothus oliganthus var. oliganthus Tim S. Ross, S. D. Boyd 1991-4-25 4602 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  UC18375  Ceanothus oliganthus var. oliganthus A. J. McClatchie 1893-4-1 19 Los Angeles Canyon near Pasadena Comment
  UCR259957  Ceanothus oliganthus var. 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
  LA32019  Ceanothus spinosus Peter H. Raven; Henry J. Thompson 1959-5-5 14140 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1), Malibu Creek drainage 365 Comment
  RSA128280  Ceanothus spinosus H. J. Thompson 1959-3-27 1891 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 750 Comment
  RSA652874  Ceanothus spinosus Ron Martinolich 1991-5-14 74 Los Angeles Los Angeles, Muholland Drive, 1.25 miles west of intersection with Encino Hills Drive,on roadside. Comment
  RSA608840  Celtis laevigata Louis C. Wheeler 1963-10-3 8400 Los Angeles Los Angeles: University Avenue and 27th Street. Comment
  RSA131332  Centaurea cineraria T. Mosquin 1959-5-30 s.n. Los Angeles Santa Catalina Island. Trail from Avalon to the airport Comment
  CAS-BOT-BC277002  Centaurea diluta Grace Cole Fleischman 1952-6-9 s.n. Los Angeles At intersection of Antwerp & Imperial Aves., Watts, Los Angeles Comment
  POM351508  Centaurea melitensis Howard Mullins 1931-4-19 s.n. Los Angeles Flintridge. Comment
  RSA723071  Centaurea melitensis LeRoy Gross 2007-5-16 2739 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  SBBG95251  Centaurea melitensis M. B. Dunkle 1928-4-11 1845 Los Angeles Emerald Bay Comment
  UCSB22833  Centaurea melitensis Palmer, Elizabeth 1908-5-25 Los Angeles Los Angeles Comment
  SD244080  Centromadia pungens subsp. pungens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7988 Los Angeles Mojae Desert: Antelope Valley, N of Lancaster, along west side of Sierra Highway, 670 m north of Ave B and 940 m south of Ave A. 704 Comment
  SD42642  Centrostegia thurberi Darley F. Howe 1947-5-5 1537 Los Angeles Betw. Palmdale and Littlerock Comment
  UC1349358  Cerastium glomeratum Robert F. Thorne 1966-4-4 35759 Los Angeles bluff s.e. of Ballast Point and Catalina Harbor Isthmus; Santa Catalina Isl. 60 Comment
  UCR274988  Cerastium glomeratum Michael Honer, Rachel Woodard 2006-4-20 2213 Los Angeles Tehachapi Mountains area:, Oso Canyon area; c. 1/2 mi. north of Quail lake; 1 mile west of cement plant rd. 1037 Comment
  LA47744  Cercocarpus betuloides Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  POM603  Cercocarpus betuloides Arthur M Cleghorn s.n. Los Angeles Claremont. 366 Comment
  UCR129428  Cercocarpus betuloides A. C. Sanders, Mark Elvin 2002-6-20 25209 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
  RSA97352  Cercocarpus betuloides F. W. Peirson 1923-4-9 3429 Los Angeles San Clemente Island, about 2 miles southwest of Wilson's Cove. Comment
  CAS-BOT-BC142145  Cercocarpus betuloides var. betuloides Alice Eastwood 1915-8-1 s.n. Los Angeles Near Pasadena Comment
  CAS-BOT-BC142168  Cercocarpus betuloides var. betuloides Le Roy Abrams; E. A. McGregor 1908-7-2 588 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1371 Comment
  UC535046  Cercocarpus betuloides var. betuloides Victor Duran 1933-8-10 3544 Los Angeles South Fork Big Rock Creek; San Gabriel Mountains, South Fork Big Rock Creek 1394 Comment
  UC750569  Cercocarpus betuloides var. betuloides Lewis S. Rose 1946-7-23 46243 Los Angeles above Hollywood (Mulholland Drive); Santa Monic Mountains, Mulholland Drive 365 Comment
  CAS-BOT-BC147718  Cercocarpus betuloides var. traskiae Robert F. Thorne 1967-5-18 36872 Los Angeles Santa Catalina Island: Wild Boar Gully 167 Comment
  UCR117687  Cercocarpus ledifolius var. intermontanus V. W. Steinmann 1996-6-17 921 Los Angeles San Gabriel Mtns., c. 2.5 km (by air) SSW of Mt. San Antonio, along Baldy Trail. 2550 Comment
  LA200181  Chaenactis artemisiifolia W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UCR258785  Chaenactis artemisiifolia R. G. Swinney 2010-5-25 12968 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SEINET3245917  Chaenactis glabriuscula R. G. Swinney 2008-1 8566 Los Angeles San Gabriel Mtns.: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn. 354 Comment
  UCR190432  Chaenactis glabriuscula R. G. Swinney 2000-5-19 7686 Los Angeles San Gabriel Mtns., San Dimas, SE-facing ridge west of San Dimas Canyon Rd., c. 300 m north of Golden Hills Rd. and 400 m west of stream 512 Comment
  UCR205234  Chaenactis glabriuscula R. G. Swinney 2008-3-26 8566 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA597271  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, Steve Boyd 1990-6-18 3516 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  CAS-BOT-BC277353  Chaenactis glabriuscula var. glabriuscula John Thomas Howell 1928-3-20 3471 Los Angeles Hills east of Vermont Canon [Canyon], Griffith Park Comment
  CAS-BOT-BC277831  Chaenactis santolinoides Frank W. Peirson 1921-6-18 2710 Los Angeles Divide north of Mt. Islip, San Gabriel Mts. 2042 Comment
  UCR209620  Chaenactis santolinoides R. G. Swinney 2008-7-3 9149 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA0073717  Chaenactis stevioides Orlando Mistrettta, Christine Mistretta 2005-4-21 2053 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UCR221904  Chaenactis xantiana R. G. Swinney 2009-4-28 10539 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  POM351857  Chaenactis xantiana L. S. Rose 1968-4-5 68018 Los Angeles 10 miles E of Gorman, Mojave Desert. 854 Comment
  RSA0062656  Chaenactis xantiana Charles D. Dunn 1972-4-3 s.n. Los Angeles W. Quartz Hill. 1219 Comment
  SD43384  Chaenactis xantiana Darley F. Howe 1948-5-4 1792 Los Angeles Goode Pass, San Gabriel Mountains 915 Comment
  CAS-BOT-BC26672  Chaetopappa lyonii William S. Lyon 1884-1-1 685 Los Angeles Palos Verdes Mt. (near San Pedro) Comment
  RSA600016  Chamaesyce albomarginata Steve Boyd, Lauren Raz 1997-5-29 9929 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail. 1127 Comment
  SEINET7063090  Chamaesyce albomarginata A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  LA50648  Chamaesyce melanadenia M. Epling; Carl Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA625516  Chamaesyce serpens L. C. Wheeler 1945-4-17 6020 Los Angeles Garfield Ave. 1 1/2 blocks south of east 3rd. street Montebello. Comment
  RSA685711  Cheilanthes covillei Thekla Mohr 1915-1 184 Los Angeles North Fork, San Gabriel River. Comment
  UC62621  Cheilanthes covillei Geo. B. Grant 1901-1 247 Los Angeles Mt Lowe 1524 Comment
  UCD137419  Cheilanthes covillei James Dilley 1997-2-1 s.n. Los Angeles Angeles National Forest, Colby Canyon Rd., on Angeles Crest Hwy., 3 miles E of jct with Angeles Forest Hwy. 1 mile up trail. 1066 Comment
  PASA2690  Chenopodium album Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA423287  Chenopodium album E. S. Spalding 1923-04 s.n. Los Angeles E. Los Angeles. Comment
  JEPS59717  Chenopodium ambrosioides Frank W. Peirson 1918-10-16 284 Los Angeles Pacoima Canyon 518 Comment
  CATA1651  Chenopodium berlandieri Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2937 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  SFV21129  Chenopodium berlandieri L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1041 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. At check dam (man-made waterfall). 393 Comment
  RSA502794  Chenopodium botrys T. S. Ross, Annette Ross 1989-9-20 1776 Los Angeles San Antonio Canyon near pond west of Spring Hill and below Baldy Road in the Canyon 975 Comment
  RSA591916  Chenopodium californicum L. C. Wheeler 1967-5-2 9257 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA708767  Chenopodium californicum Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1143 Los Angeles Mouth of McDonald Creek. 335 Comment
  SBBG119907  Chenopodium californicum A. C. Sanders, E. J. Lawlor 1988-4-3 7743 Los Angeles 1 mi NW of Gorman on a gasline rd, 0.4 mi above the old hwy 1284 Comment
  OBI69329  Chenopodium californicum John Knapp, Denise Knapp 2003-5-10 64 Los Angeles Catalina Island; 367500.37N x 3695802E 320 Comment
  RSA0110267  Chenopodium fremontii R. G. Swinney 2005-8-17 8494 Los Angeles Valyermo, Devil s Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1402 Comment
  CAS-BOT-BC460919  Chenopodium missouriense Grace Cole Fleischman 1956-11-12 s.n. Los Angeles East Pasadena Comment
  UCR231386  Chenopodium murale Dan S. Cooper 2011-10-6 1011- 121 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon, debris basin at north end of picnic area 205 Comment
  UC7318  Chenopodium murale W. H. Brewer 1860-12-23 96 Los Angeles Los Angeles Comment
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Oct 18 2010
  RSA702967  Chlorogalum pomeridianum Scott D. White, Pam DeVries 2004-5-18 10407 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  POM306750  Chlorogalum pomeridianum Henry J. Ramsey, Henry J. Ramsey 1937-5-27 1648 Los Angeles N. Craig Avenue, Altadena. Comment
  RSA0116761  Chorizanthe staticoides Andrew C. Sanders, Dan Malueg 1998-6-22 22040 Los Angeles San Gabriel Mtns.: Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon. 1006 Comment
  RSA488740  Chorizanthe staticoides James L. Reveal 1988-5-24 6869 Los Angeles On a low mesa south of the Los Angeles County Animal Center Number 6 in Castaic near the junction of Charlie Canyon and Tapia Canyon roads on the east side of Castaic Valley. 381 Comment
  RSA65268  Chorizanthe staticoides F. W. Peirson 1921-5-20 5342 Los Angeles Little Rock Creek 1067 Comment
  UCR155359  Chorizanthe staticoides A. C. Sanders 2005-5-5 29872 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  UCR195289  Chorizanthe staticoides Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1170 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 518 Comment
  RSA670614  Chorizanthe thurberi Bonnie C. Templeton 1938-6-22 1694 Los Angeles Mint Canyon Comment
  UCR157915  Chrysanthemum coronarium Robert J. Steers 2005-5-8 3 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  CDA7840  Chrysanthemum coronarium Michael O Brien 2008-4-13 s.n. Los Angeles La Piedra State Beach 0 Comment
  RSA594193  Chrysothamnus nauseosus subsp. mohavensis Steve Boyd, Lauren Raz 1996-10-14 9096 Los Angeles Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 991 Comment
  CAS-BOT-BC162779  Chylismia claviformis subsp. claviformis Robert F. Thorne; G. Wallace 1973-4-24 43434 Los Angeles Along F. Tejon Road near junctino with Longview Road, c. 3 mi S of Pearblossom Road, San Gabriel Mts., Mojave Desert slope. 1066 Comment
  POM194149  Cirsium occidentale var. californicum Lyman Benson 1945-6-5 11772 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  RSA585675  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3346 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  SBBG65963  Cirsium occidentale var. venustum R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  CAS-BOT-BC438758  Cistanthe monandra Alice Eastwood 1906-5-27 2 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  RSA748347  Cistanthe monandra Justin M. Wood 2009-6-1 790 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  SBBG126986  Cistus incanus A. Parikh, N. Gale 2011-7-23 3572 Los Angeles W Fork San Gabriel River, 0.3 km SW of Cogswell Dam; San Gabriel Mtns 784 Comment
  UCSB4290  Clarkia cylindrica Bobkowski, Vincent 1960-5-13 Los Angeles at east end of Mint Canyon Campgrnd; Off of Highway U. S. 6; at S.E. Corner of Angeles National Forest; East of The Oaks, California Comment
  POM158305  Clarkia epilobioides M. B. Dunkle 1928-5-12 1924 Los Angeles Santa Catalina Island: Empire Landing 61 Comment
  CAS-BOT-BC163724  Clarkia purpurea subsp. quadrivulnera E. Graves 1900-5-1 s.n. Los Angeles Pasadena Comment
  RSA177817  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne 1965-5-10 34518 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  SBBG31231  Clarkia purpurea subsp. quadrivulnera R. F. Thorne 1965-5-10 34518 Los Angeles near upper end of Gallagher Cyn 426 Comment
  SEINET4145651  Clarkia purpurea subsp. quadrivulnera G. Grant 1904-5-26 525 -6268 Los Angeles Pasedena Comment
  RSA73354  Clarkia rhomboidea Louis C. Wheeler 1932-7-2 901 Los Angeles Browns Flat, San Gabriel Mts. 1311 Comment
  JEPS43760  Clarkia similis John Thomas Howell 1928-5-6 3777 Los Angeles between Fern Lodge and Madrona Flat; San Gabriel Mts., East Fork of Santa Anita Canyon Comment
  CAS-BOT-BC165510  Clarkia unguiculata J. H. Thomas 1957-5-25 6789 Los Angeles Pasadena. Between Colorado St. Bridge and Rose Bowl in Arroyo Seco 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
  RSA225691  Clarkia unguiculata Robert F. Thorne, Arthur C. Gibson 1971-5-22 39729 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 290 Comment
  POM17990  Clarkia xantiana subsp. parviflora P. A. Munz 1923-5-27 6879 Los Angeles Big Rock Creek; San Gabriel Mts 1296 Comment
  UCR191726  Claytonia exigua subsp. exigua A. C. Sanders 2008-4-23 35064 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  RSA0117157  Claytonia parviflora A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31960 Los Angeles Tehachapi Mtns. Foothills: south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  UCR153578  Claytonia parviflora A. C. Sanders, T. B. Salvato 2005-4-26 29712 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
  UCR186489  Claytonia parviflora T. B. Salvato 2007-4-27 2091 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  UCR220222  Claytonia parviflora R. G. Swinney 2009-4-7 10282 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  SD231423  Claytonia parviflora subsp. parviflora Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-6 50506 62A Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San gabriel Mountains. Near shoemaker Canyon. 1444 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
  UCR273296  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-10 14644 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  RSA0019898  Claytonia parviflora subsp. viridis Orlando Mistretta, Christine Mistretta 2011-6-29 5762 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA733765  Clematis lasiantha R. G. Swinney 2000-6-19 7827 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  UC205831  Clematis ligusticifolia D. L. Crawford June, 1915 Los Angeles mts. near Claremont Comment
  UC853916  Clematis ligusticifolia F. R. Fosberg 1931-7-10 S 5367 Los Angeles Santa Catalina Island, Middle Ranch Canyon, Eagle's Nest 180 Comment
  RSA177844  Cleome isomeris R. F. Thorne, Percy C. Everett 1965-5-11 34649 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island 61 Comment
  SBBG31383  Clinopodium douglasii R. F. Thorne with P. C. Everett 1965-5-12 34626 Los Angeles Bullrush Cyn 243 Comment
  SBBG95453  Clinopodium douglasii M. B. Dunkle 1928-10-7 2008 Los Angeles Middle Ranch Comment
  UCR190356  Collinsia callosa R. G. Swinney 2001-6-16 7974 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
  UCR223205  Collinsia callosa R. G. Swinney 2009-6-24 11255 A Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  JEPS13373  Collinsia heterophylla Peter Kamb Ray 1947-5-25 532 Los Angeles near Sunset Ridge Guard Station (Millard Canyon); San Gabriel Mtns, Millard Canyon 670 Comment
  JEPS7424  Collinsia heterophylla Ira W. Clokey, B. Templeton 1929-5-1 4461 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 550 Comment
  SBBG95607  Collinsia heterophylla M. B. Dunkle 1939-4-6 7295 Los Angeles Mosquito Harbor Comment
  UCR136830  Colutea arborescens John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  LA32181  Conium maculatum Peter H. Raven; Henry J. Thompson 1959-9-27 14511 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  UC23131  Convolvulus arvensis Dr. A. Davidson 1895-1 Los Angeles Los Angeles Comment
  NY643142  Convolvulus arvensis L. T. Chamberlain s.n. Los Angeles Comment
  CAS-BOT-BC285952  Conyza bonariensis Geo. B. Grant 1906-8-7 s.n. Los Angeles Pasadena Comment
  SEINET3132424  Conyza bonariensis G. B. Grant 1906-8-7 411 -A Los Angeles Pasadena Comment
  UCR256853  Conyza bonariensis R. G. Swinney 2010-8-16 13562 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA0088138  Conyza bonariensis Steven A. Junak 1998-10-21 SCa- 816 Los Angeles Santa Catalina Island: White's Landing, just inland from buildings. 6 Comment
  RSA670198  Conyza canadensis Joseph M. Keefe 1996-3-9 29892 -a Los Angeles West-facing slope, east side of Fire Road at junction with Parking Lot G; Glendale College Hill, Glendale College, 1500 North Verdugo Road, Glendale, CA 91208 259 Comment
  CDA41365  Cordylanthus filifolius G. C. Fleischman 1943-8-4 s.n. Los Angeles On highway through San Gabriel Mountains to Palmdale. 0 Comment
  OBI66294  Cordylanthus nevinii Scott D. White 2004-8-11 10704 Los Angeles San Gabriel Mts, about 8 air mi WNW of Wrightwood. E of Fenner Saddle Rd on Pacific Crest Trl. Vayermo [quad] 2195 Comment
  OBI78362  Cordylanthus rigidus subsp. setiger David J. Keil 1986-9-27 19738 -2 Los Angeles NW Los Angeles county. Along I-5, just S of Hungry Valley Rd exit. Roadside pullout 914 Comment
  UC1595376  Cordylanthus rigidus subsp. setiger Tim Ross 1992-7-16 6698 Los Angeles 134 deg se and 1020 m distant from Iron Mtn summit (on ridgeline between Iron Mtn and Condor Peak); San Gabriel Mountains 1478 Comment
  UCR180575  Coreopsis bigelovii Scott D. White, Pam Devries 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 Road 1098 Comment
  UCR98227  Coreopsis bigelovii B. G. Pitzer 1996-4-20 2690 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  CAS-BOT-BC105748  Corethrogyne filaginifolia Ralph Hoffmann 1930-7-7 s.n. Los Angeles Santa Rosa Island Comment
  POM356128  Corethrogyne filaginifolia M. B. Dunkle 1931-4-22 2452 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  UC68929  Corethrogyne filaginifolia H. M. Hall 1905-7-1 6723 Los Angeles near Redondo Comment
  CLARK-A1528-1787  Corethrogyne filaginifolia var. peirsonii John C. Roos 1937-8-11 2543 Los Angeles Comment
  RSA603819  Corethrogyne filaginifolia var. peirsonii Steve Boyd 1997-9-17 10035 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. 915 Comment
  UC166236  Cotula australis George B. Grant 1905-4-3 224 -6460 Los Angeles Collected at Pasadena Comment
  PASA940  Cotula australis Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  LA47627  Crassula connata Henry J. Thompson; 1960-3-13 3019 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  CAS-BOT-BC427731  Crassula connata Reid Moran 1941-2-15 568 Los Angeles Middle Ranch, San Clemente Island. Comment
  UCSB10189  Crassula connata H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam; field no. 582; sec. 25, T 1N, R 9N 426 Comment
  RSA423449  Crassula connata var. erectoides Louis Greata 1901-03 s.n. Los Angeles Highland Park. Comment
  RSA625860  Crassula tillaea Scott D. White, Pam DeVries 1998-4-19 6275 Los Angeles Irwindale, San Gabriel River Basin, Santa Fe Flood Control Basin on disturbed alluvial fan. 152 Comment
  CATA2270  Crocanthemum greenei Amy Catalano 2015-3-31 002 Los Angeles Santa Catalina Island: On West End of Catalina Island; between Silver Peak Road and West End Road; about 0.75 miles northeast on Silver Peak Road past Fenceline Road; on slope off ridgetop; southwest of Parson's Landing; above Lyonothamnus floribundus ssp. floribundus grove 243 Comment
  CATA2026  Crocanthemum scoparium Steven A. Junak, Keri Kirkland 1998-4-30 571 Los Angeles Santa Catalina Island: Extreme upper reaches of N fork of Descanso Canyon, just downslope from Airport Road 365 Comment
  CATA530  Crocanthemum scoparium Sara L. Crockett 1997-4-29 683 Los Angeles Santa Catalina Island: 30 m W of end of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde, near barbed-wire fence line 451 Comment
  RSA397737  Crossosoma californicum Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA583079  Crossosoma californicum T. S. Ross 1993-4-22 6881 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft); 1000m ESE of Cactus Peak summit; large, lichen-covered outcrop on NNW side of 1528-ft peak. 447 Comment
  SBBG21942  Crossosoma californicum R. F. Thorne with P. C. Everett 1964-2-6 Los Angeles above Fourth of July Cove 30 Comment
  UC187675  Crossosoma californicum Katharine Brandegee May 17 1916-May 25 1926 Los Angeles Santa Catalina Island Comment
  UC17566  Croton californicus W. H. Brewer Dec 1 1860 - Dec 5 1860 28 Los Angeles Comment
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Jan 30 2015
  RSA480558  Croton californicus var. californicus Robert Gustafson 1980-7-9 1813 Los Angeles Ballona Wetlands, Area 3. Confined to a narrow strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Channel in area 3; also on coastal strand along the western boundary area 1. Comment
  SFV2079  Croton setiger M. L. Vincent 1962-12-5 309 Los Angeles Santa Monica Mountains 0.5 miles west of Old Topanga Canyon Road on Dry Canyon Road. Comment
  UCR26459  Crypsis schoenoides A. C. Sanders 1981-9-12 2339 Los Angeles Mojave Desert, Edges of the large marsh at the W end of Rosamond Dry Lake 694 Comment
  SEINET9354277  Cryptantha Steve Myers, LaRue, Ed 1989-3-20 16004 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. Juniper - joshua tree woodland, with some sagebrush scrub; including Yucca brevifolia, Juniperus californica, Haplopappus cooperi, H. linearifolia, Artemisia tridentata, Arctostaphylos glauca & Chrysothamnus nauseosus. Comment
  RSA0108831  Cryptantha barbigera R. G. Swinney 2010-5-21 12893 A Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  LA31586  Cryptantha clevelandii Henry J. Thompson; 1959-5-31 2058 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  UC729580  Cryptantha clevelandii Carl B. Wolf 1932-5-9 Los Angeles left (e) fork of Pebbly Beach Canyon, at 2nd group of mine workings Santa Catalina Island, Pebbly Beach Canyon 304 Comment
  RSA775501  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-20 5161 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA778928  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-6-1 5231 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  RSA763256  Cryptantha decipiens Justin M. Wood 2010-5-10 1587 -B Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR187144  Cryptantha decipiens A. C. Sanders 2006-5-16 32313 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UC78714  Cryptantha flaccida T. S. Brandegee May 1889 Los Angeles Saugus Comment
  POM368257  Cryptantha intermedia Fay A. MacFadden 1931-3-1 s.n. Los Angeles Waste land and dry hillsides, Tuna Canyon, Verdugo Hills Comment
  RSA683175  Cryptantha intermedia LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1075 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  SBBG63827  Cryptantha intermedia R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  SD181667  Cryptantha intermedia Louis C. Wheeler 1973-4-20 Los Angeles San Gabriel Mountains; Aliso Canyon ca. 0.5 mile east of Blum Ranch. 945 Comment
  SD86346  Cryptantha intermedia R. Mitchel Beauchamp, M. Douglas 1972-3-24 3242 Los Angeles San Clemente Island: on grassy slope, Thirst 600 Comment
  UC1595601  Cryptantha intermedia Steve Boyd, Tim Ross, and Laurel Arnseth 1990-4-8 4363 Los Angeles near Malo Point (third canyon s of Bryce Canyon, e side of San Clemente Island); San Clemente Island Comment
  UCR141733  Cryptantha intermedia L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mtns, Head of Bad Canyon at Santa Clara Divide Road 1303 Comment
  POM369525  Cryptantha intermedia M. Bisbee 1917-5-1 s.n. Los Angeles Hills north side of Eagle Rock Valley. Comment
  POM369858  Cryptantha intermedia M. Mead 1972-4-8 12 Los Angeles San Gabriel Mountains; Collected 1 mile NE of McCurdy Nature Center, Eaton Canyon. Comment
  RSA251437  Cryptantha intermedia R. F. Thorne 1966-4-15 35999 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove). 76 Comment
  RSA589172  Cryptantha micrantha T. S. Ross 1991-4-28 4746 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  UCR126911  Cryptantha micrantha var. lepida A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26195 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR280885  Cryptantha micrantha var. micrantha R. G. Swinney 2014-5-7 16407 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  UCR17135A  Cryptantha micromeres W. W. Wright 1977-6-12 s.n. Los Angeles Eastern slope of the Verdugo Mtns., above Camp Max Straus. Verdugo City 381 Comment
  POM64235  Cryptantha microstachys C. F. Baker 1904-4-24 4780 Los Angeles [Unspecified] Comment
  RSA0105751  Cryptantha muricata R. G. Swinney 2011-7-7 15445 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
  UC1063841  Cryptantha muricata A. D. Gifford 1935-2-7 424 Los Angeles Mouth of Elizabeth Lake Canyon Tejon Quad. 396 Comment
  UCR126634  Cryptantha muricata A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26051 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  UCR127964  Cryptantha muricata A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21993 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
  RSA0079136  Cryptantha muricata var. denticulata L. C. Wheeler 1946-8-29 6322 Los Angeles San Gabriel Mountains: North of Prairie Fork, 1/4 mile SE Blue Ridge Lookout. 2560 Comment
  RSA0079177  Cryptantha muricata var. muricata Scott D. White, Sandy Leatherman 1998-5-19 6528 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 425 Comment
  RSA0079447  Cryptantha muricata var. muricata R. G. Swinney 2008-4-30 8708 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Monroe Canyon. 549 Comment
  RSA0079626  Cryptantha muricata var. muricata Orlando Mistretta 1994-4-12 1005 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1006 Comment
  HSC101298  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
  RSA709954  Cryptantha oxygona LeRoy Gross 2005-4-28 2161 -e 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
  UCR269976  Cryptantha oxygona R. G. Swinney 2010-5-19 12775 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
  RSA5262  Cuscuta salina C. B. Wolf 1932-9-16 4089 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  SD143934  Cuscuta subinclusa Scott D. White 1997-5-22 5218 Los Angeles San Gabriel river Wash; Azusa; alluvial fan east and west of levee. 185 Comment
  UCR205656  Cuscuta subinclusa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36928 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  UCR277418  Cylindropuntia californica var. parkeri R. G. Swinney 2010-10-5 13978 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA640820  Cynodon dactylon L. C. Wheeler 1931-4-19 s.n. Los Angeles LaVerne: Wheeler's residence. Comment
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Nov 23 2015
  SD39905  Cynodon dactylon E. A. Purer 1931-5-19 1508 Los Angeles El Segundo Comment
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Jul 10 2010
  RSA0034282  Cyperus eragrostis Benjamin E Carter 2012-8-23 6985 Los Angeles Channel Islands: Santa Catalina Island. Middle Ranch Canyon, at Pump Station 2. 310 Comment
  POM219137  Cyperus rotundus L. C. Wheeler 1932-7-16 959 Los Angeles Garey Avenue 3 miles N of Pomona. 305 Comment
  POM182353  Cystopteris fragilis F. G. Floyd 1930-6-21 s.n. Los Angeles Big Santa Anita Canyon near Fern Lodge. San Gabriel Mts. Angeles Nat. Forest. Comment
  RSA597998  Cystopteris fragilis Steve Boyd, Lauren Raz 1997-3-14 9163 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, eastern slope of Horse Camp Canyon. 1389 Comment
  UCR181154  Cytisus striatus R. E. Riefner Jr. 2006-6-12 06- 239 Los Angeles Transverse Range, East of Sunland, Verdugo Mountains, north side of 210 Freeway c. 0.6 mi west of La Tuna Canyon Rd. intersection 475 Comment
  RSA187951  Dactylis glomerata R. F. Thorne 1966-6-1 36487 Los Angeles Santa Catalina Island: site of razed St. Catherine's Hotel, N of Avalon. 5 Comment
  RSA589232  Dactylis glomerata Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2916 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  POM3172  Datisca glomerata A. J. Cook s.n. Los Angeles Coals Canyon 396 Comment
  RSA588925  Datisca glomerata T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2925 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  SEINET11991607  Datisca glomerata R. F. Thorne, DeBuhr, L. 1974-1 44772 Los Angeles San Gabriel Mts., Angeles National Forest, Datisca Gully, ca 2 mi S of Islip Saddle, Mt. Islip 1829 Comment
  RSA549240  Datura wrightii Scott D. White 1992-10-8 871 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA188228  Daucus pusillus R. F. Thorne, P. Everett 1965-6-22 34879 Los Angeles Santa Catalina Island. Upper portion of Avalon Canyon along roadside 274 Comment
  RSA470781  Daucus pusillus F. R. Fosberg 1931-4-10 S- 4526 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 50 Comment
  RSA725747  Daucus pusillus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26282 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 396 Comment
  UCR61064  Daucus pusillus R. G. Swinney 1969-5-4 431 Los Angeles San Gabriel Mountains, Glendora, base of the mtns. 358 Comment
  UC1714545  Daucus pusillus Peter H. Raven 1962-5-7 17586 Los Angeles gully just above coast 1 mi. s. Wilson Cove (San Clemente Isl.); San Clemente Isl. 22 Comment
  SD69621  Deinandra clementina Robert F. Thorne, P. Everett 1965-5-11 34588 Los Angeles Santa Catalina Island;rocky bluff at north side of north cove of Little Harbor. Comment
  CAS-BOT-BC299283  Deinandra fasciculata Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  UCR259052  Delphinium parishii R. G. Swinney 2010-5-12 12758 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  CHSC35421  Delphinium parishii subsp. parishii James Henrickson 1973-5-12 9599 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St. On slopes above arroyo. 1234 Comment
  UC519729  Delphinium parryi Joseph Andorfer Ewan 1932-5-10 7461 Los Angeles w rim Verdugo Canyon Comment
  RSA398711  Delphinium parryi M. B. Dunkle 1928-5-13 s.n. Los Angeles Santa Catalina Island along Coach Road. Comment
  UC450838  Delphinium parryi Fay A. Macfadden 1931-4-22 2635 Los Angeles grassy hillside San Franscito Canyon Comment
  UC9217  Delphinium parryi Harley P. Chandler 1897-4-16 Los Angeles Claremont 365 Comment
  UCR269123  Delphinium patens subsp. montanum Orlando Mistretta, Christine Mistretta 2011-6-23 5725 Los Angeles San Gabriel Mountains, Aliso Canyon drainage, near head of Gleason canyon, west of the junction of Forest Service Road 4N24 1679 Comment
  RSA783870  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 B Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  RSA648683  Dendromecon rigida Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 32 Los Angeles 5.2 miles past [the] Pasadena on rocky cliff on left side of road as one is going up into mountains, no pull off. Comment
  RSA13813  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles Horse Flats, San Gabriel Mountains. 1677 Comment
  RSA777916  Deschampsia danthonioides R. G. Swinney 2009-6-2 11023 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA762708  Deschampsia elongata R. G. Swinney 2008-7-24 9349 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  CAS-BOT-BC39732  Descurainia adenophora Louis C. Wheeler 1932-8-2 1110 Los Angeles San Gabriel Mountains. Crystal Lake. 1676 Comment
  CATA2944  Descurainia pinnata Sarah Ratay, Peter Dixon 2010-6-11 124 Los Angeles Santa Catalina Island: Torqua Caves, growing at edge of main cave, in midden area 129 Comment
  RSA0108880  Descurainia pinnata R. G. Swinney 2010-5-21 12882 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UCR205463  Descurainia pinnata R. G. Swinney 2008-5-2 8739 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  CAS-BOT-BC43171  Descurainia pinnata subsp. brachycarpa Timothy S. Ross; Steve Boyd 1994-5-4 7629 Los Angeles Liebre Mountains. San Francisquito Canyon. Headwaters of the canyon, northeast of Green Valley. 1075 Comment
  UCD114788  Descurainia sophia M. P. Kelly 1918-5-23 s.n. Los Angeles Antelope Valley, Mahone Ranch. Comment
  RSA0080074  Dicentra chrysantha R. G. Swinney 2010-6-4 13049 Los Angeles 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. 473 Comment
  RSA433530  Dicentra chrysantha Gale Sphon 1959-5-9 334 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  UCR201830  Dicentra chrysantha Scott D. White, Justin M. Wood 2008-10-7 12548 Los Angeles San Gabriel Mountains, west fork of the San Gabriel River, between Bear Creek and Rincon Red Box Road 220 Comment
  SD231160  Dichelostemma capitatum Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 21 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along wash and roadside. 1444 Comment
  SD262172  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2014-5-8 16453 Los Angeles San Gabriel Mountains: near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. Confluence. 537 Comment
  RSA580979  Dichelostemma capitatum subsp. capitatum Catherine A. Mish 1995-3-4 16 Los Angeles Eddleston Park 400 Comment
  CAS-BOT-BC152892  Diplacus brevipes Geo. L. Moxley 1922-5-1 s.n. Los Angeles Mint [Canon] Canyon Comment
  CAS-BOT-BC153054  Diplacus fremontii L. R. Abrams 1941-4-24 13948 Los Angeles Between Big Rock Creek and Little Rock Creek on State Highway 138 Comment
  CAS-BOT-BC150257  Diplacus parviflorus Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4312 Los Angeles San Clemente Island. E side of island, near Malo Point, first cyn S of Bryce Cyn. Comment
  SBBG113263  Diplacus puniceus S. A. Junak 1997-3-28 SCa 386 Los Angeles Avalon Cyn along lower end of Hermit Gulch Trail, just uphill from Crk crossing 137 Comment
  POM272736  Diplotaxis tenuifolia George B. Grant 1900-3-4 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC195616  Distichlis spicata Carl B. Wolf 1932-5-12 3590 Los Angeles Santa Catalina Island. Little Harbor 3 Comment
  UC817161  Distichlis spicata F. R. Fosberg 1931-5-14 718 Los Angeles Middle Ranch Canyon, near mouth of Cape Canyon Comment
  RSA461498  Dodecatheon clevelandii Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon. Comment
  SBBG108186  Dodecatheon clevelandii subsp. insulare S. L. Crockett 1997-1-18 556 Los Angeles Knobby Ridge, 0.6 mi WSW of Coach Rd (to Airport) from point 0.2 mi W of jct with Middle Ranch Rd Comment
  UC1178653  Dodecatheon redolens Peter Kamb June 1947 618 Los Angeles Little Jimmy Spring San Gabriel Mts., Little Jimmy Spring 2286 Comment
  UCR190038  Dodecatheon redolens R. G. Swinney 1998-9-7 6936 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  CAS-BOT-BC159708  Drymocallis cuneifolia var. ewanii Wesley Griesel 1963-7-27 729 Los Angeles Lodgepole Picnic Area, State Hwy #2, San Gabriel Mts. 2286 Comment
  POM591  Drymocallis glandulosa var. wrangelliana D. L. Crawford 1915-6-30 s.n. Los Angeles Mountains above Claremont 2134 Comment
  RSA0105037  Dryopteris arguta R. G. Swinney 2011-10-18 15805 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  CAS-BOT-BC428119  Dudleya cymosa subsp. cymosa K. Nakai 1981-1-1 690 Los Angeles San Gabriel Mountains, 3.5 mi. from junction of Gendora [Glendora] Mtn. Rd. and E Fork San Gabriel River Rd. on Glendora Mtn. Rd. 914 Comment
  LA104993  Dudleya cymosa subsp. ovatifolia Peter H. Raven; David Verity 1960-5-7 15346 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  SD127371  Dudleya cymosa subsp. ovatifolia Reid Moran 1962-5-31 8323 A Los Angeles Ca. 1 mil upgrade from Seminole Springs, Santa Monica Mtns Comment
  RSA83348  Dudleya cymosa subsp. pumila F. W. Peirson 1924-5-27 4640 Los Angeles Trail below Colby's 853 Comment
  RSA303603  Dudleya cymosa subsp. pumila J. R. Shevock 1970-5-8 190 Los Angeles San Gabriel Mountains. 549 Comment
  RSA423523  Dudleya densiflora B. C. Templeton 1936-5-18 5660 Los Angeles San Gabriel Canyon. 366 Comment
  UCR150629  Dudleya densiflora Scott D. White 1997-5-8 5072 Los Angeles San Gabriel Mtns, San Gabriel River Canyon, N of Azusa. Canyon bottom and adjacent slopes below Morris Dam 305 Comment
  LA200392  Dudleya lanceolata J. A. Ewan; 1930-5-30 2231 Los Angeles 548 Comment
  LA50792  Dudleya lanceolata Henry J. Thompson; 1959-5-24 2026 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  SBBG70387  Dudleya lanceolata R. Hoffmann 1931-5-8 Los Angeles 2-3 mi E of Elizabeth Lake Comment
  UCR116938  Dudleya lanceolata A. C. Sanders, D. Malueg 2001-5-17 24353 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  RSA536076  Dudleya virens T. S. Ross 1991-5-21 5428 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of the island 343 Comment
  SD45589  Dudleya virens Darley F. Howe 1953-5-2 Los Angeles Santa Catalina Island; cliff south side of Wain Canyon. Comment
  POM243843  Dudleya virens subsp. hassei F. R. Fosberg 1931-4-7 S- 4502 Los Angeles Hamilton Beach, Santa Catalina Island. 2 Comment
  SBBG39504  Dysphania ambrosioides L. S. Rose 1969-12-30 69119 Los Angeles Franklin Cyn 213 Comment
  UCR273270  Dysphania botrys R. G. Swinney 2011-10-18 15809 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
  UCD98803  Dysphania multifida Elizabeth McClintock 1943-5-29 s.n. Los Angeles Westwood Blvd., U.C.L.A. Campus. Comment
  IRVC28757  Echinochloa colona A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25550 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  RSA608870  Echinochloa crus-galli L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  UCD60885  Echinochloa crus-galli var. mitis F. H. Bosbyshell 1961-8-22 LASCA 462 Los Angeles Pasadena. Comment
  LA210321  Ehrendorferia ochroleuca Carl Epling; 1933-5-13 2856 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, Temescal Canyon Comment
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Jun 23 2016
  POM365294  Ehrharta erecta Gary D. Wallace 1979-4-13 1677 Los Angeles LASCA Arcadia. Comment
  IRVC28416  Ehrharta erecta A. C. Sanders 2003-5-26 26838 Los Angeles 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 San Gabriel Valley 171 Comment
  UC1147896  Eleocharis macrostachya Robert F. Thorne and P. Everett 1965-6-23 34982 Los Angeles margin of Hay Press Reservoir Santa Catalina Island 411 Comment
  RSA764140  Eleocharis palustris Doris Bowers 1957-5-2 74 Los Angeles Road above Puddingstone, LaVerne. 320 Comment
  RSA729333  Eleocharis parishii R. G. Swinney 1999-6-30 7477 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. Riparian zone with Alnus rhombifolia, surrounded by pinyon-juniper woodland. 1561 Comment
  RSA188512  Eleocharis parishii Robert F. Thorne, John Olmsted 1965-8-26 35388 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  SEINET10558302  Elymus condensatus LeRoy R. Abrams 1902-6-10 Abrams 2506 Los Angeles Edges of sand dunes, Playa del Rey. Comment
  CAS-BOT-BC227930  Elymus elymoides Victor Duran 1933-7-9 3506 Los Angeles Horse Flats, San Gabriel Mts. 1676 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
  UCR223360  Elymus elymoides R. G. Swinney 2009-5-20 10827 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA639712  Elymus elymoides subsp. californicus L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA608365  Elymus elymoides subsp. elymoides L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  UCR98829  Elymus elymoides subsp. elymoides T. S. Ross, Steve Boyd 1995-6-29 8661 Los Angeles Near W summit of Liebre Mtn 1707 Comment
  UC53732  Elymus elymoides subsp. elymoides J. Burtt Davy May 1896 Los Angeles Lansings Antelope Valley Comment
  UCR154197  Elymus glaucus A. C. Sanders, T. B. Salvato 2005-5-24 30249 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCR259591  Elymus glaucus R. G. Swinney 2010-9-7 13730 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
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Oct 27 2020
  UCR88522  Elymus glaucus Scott D. White, Chet McGaugh 1995-5-16 3060 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  POM365348  Elymus glaucus subsp. glaucus Donald R. Bissing 1973-6-2 160 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  SBBG33431  Elymus multisetus A. D. E. Elmer -Jun-1902 3644 Los Angeles Acton Comment
  UCR187117  Elymus multisetus A. C. Sanders 2006-5-16 32362 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  CATA3076  Emmenanthe penduliflora Amy Catalano 2016-4-15 070 Los Angeles Santa Catalina Island: South side of exclosure 4A, halfway up hill to FAR fence from Grand Canyon, in small gully; southeast facing slope 434 Comment
  UC1349036  Emmenanthe penduliflora Robert F. Thorne and P. Everett 1965-5-11 34582 Los Angeles N side of N beach of Little Harbor; Santa Catalina Island 15 Comment
  RSA11626  Emmenanthe penduliflora var. penduliflora P. A. Munz 1921-6-18 4375 Los Angeles head of Sheep Creek. 1524 Comment
  SBBG13348  Emmenanthe penduliflora var. penduliflora E. R. Blakley 1962-6-9 5203 Los Angeles cyn W of rd, 2.5 mi N of China Pt 167 Comment
  RSA776325  Encelia actoni R. G. Swinney 2009-4-29 10605 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA93903  Encelia actoni F. W. Peirson 1919-6-13 484 Los Angeles Large colony on south side of canyon of Rock Creek. 1296 Comment
  CATA2890  Encelia californica Sara L. Crockett, Michael Daligdig 1996-11-11 53 Los Angeles Santa Catalina Island: Buffalo Nickel Restaurant, garden between restaurant and Island Express helicopter service 4 Comment
  SFV3868  Encelia californica K. A. Wilson 1961-3-16 1033 Los Angeles Santa Monica Mountains Point Dume. Summit of Birdview and Cliffside Drive. Sandy field. 38 Comment
  UC1302369  Encelia californica Robert F. Thorne and P. Everett 1964-2-6 33283 Los Angeles w of Catalina Harbor (at Isthmus); Santa Catalina Island 7 Comment
  UCR13465  Encelia californica O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA585467  Ephedra nevadensis T. S. Ross, Steve Boyd 1990-5-29 2678 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd., then S of the road 1143 Comment
  RSA614813  Ephedra nevadensis L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  SEINET5869078 Image available Ephedra nevadensis C. E. Jones, Y. Atallah 2001-1 CEJ 16 Los Angeles Big Pines Hwy 2 mi above/SE of intersec with Rock Springs Rd, pull-out near Hwy Marker 200, NE side of rd. Comment
  CAS-BOT-BC166219  Epilobium canum subsp. canum F. Grinnell Jr. 1917-8-12 s.n. Los Angeles Big Santa Anita [Canon] Canyon, San Gabriel Mountains 1127 Comment
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Jul 25 2017
  JEPS44019  Epilobium canum subsp. canum Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco and adjacent hills Los Angeles Comment
  RSA213412  Epilobium canum subsp. canum M. B. Dunkle 1939-11-24 7340 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  UC56483  Epilobium canum subsp. canum Miss E. D. Palmer 1901-1 Los Angeles Los Angeles Comment
  POM308134  Epilobium canum subsp. latifolium Henry J. Ramsey 1937-9-2 2941 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  RSA311282  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, M. Z. Thorne 1969-7-9 38583 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  SD197837  Epilobium glaberrimum R. G. Swinney 2001-9-15 8180 Los Angeles San Gabriel Mountains: Little Jimmy Spring. 2256 Comment
  UC4489  Epipactis gigantea H. M. Hall 1896-8-5 302 Los Angeles San Antonio Mts. Comment
  RSA582960  Equisetum laevigatum T. S. Ross 1993-4-23 6933 (2of2) Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along the stream, ca. 350m WNW of Eagle's Nest Lodge. 131 Comment
  UCR129905  Equisetum laevigatum L. C. Wheeler 1932-7-2 890 Los Angeles San Gabriel Mtns., San Dimas Canyon 457 Comment
  POM9737  Equisetum laevigatum F. W. Peirson 1920-5-12 2133 Los Angeles El Monte Comment
  UCD62985  Eragrostis cilianensis H. S. Yates 1936-8-28 6357 Los Angeles 5 miles ESE of Palmdale. 813 Comment
  CAS-BOT-BC284124  Eragrostis pectinacea var. pectinacea Greata No date on label. s.n. Los Angeles Redondo Comment
  UC625072  Eremocarpus setiger F. R. Fosberg 1931-7-11 S 5383 Los Angeles Cape Canyon Santa Catalina Island (middle) 220 Comment
  RSA651886  Eremocarpus setiger A. E. Hersh 1950-6-27 s.n. Los Angeles Below Faculty Hill UCLA. 60 Comment
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Aug 10 2016
  SD234451  Eremothera boothii A. C. Sanders 2003-6-20 26994 Los Angeles Western Transverse Range/Santa Clara River Watershed: Off-haul Canyon between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur (Val Verde 7.5' Q) 305 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
  RSA0107782  Eriastrum densifolium subsp. austromontanum Mark Brunell 1993-7-14 136 Los Angeles Western San Gabriel Mtns.: southern mouth of Bee Canyon, ca. 250m SW of Antelope Valley Fwy (Hwy14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters. Comment
  RSA0104337  Eriastrum densifolium subsp. austromontanum F. R. Fosberg 1931-8-10 782 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  CHSC40094  Eriastrum sapphirinum K. Bandegee 1910-1-1 135 Los Angeles Ravenna, in the Upper Sonoran Zone, not far from the borders of the Mohave Desert. 750 Comment
  RSA0122858  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1998-6-12 6964 Los Angeles San Gabriel Mtns.: 3 miles west of Pinion Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek. 1378 Comment
  RSA0121260  Eriastrum sapphirinum subsp. dasyanthum John Olmsted 1958-6-9 150 Los Angeles Blanchard Park on Pomona College Campus E of Claremont and near boundary of Los Angeles and San Bernardino Counties. At foot of San Gabriels. San Antonio creek drainage area. 366 Comment
  SEINET14611560  Eriastrum virgatum L. C. Wheeler 1932-6-16 827 Los Angeles 2 miles N of Claremont. 411 Comment
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May 5 2021
  SD257255  Erica melanthera Jack Pepper 1953-2-10 Los Angeles Canoga Park, Pierce College Comment
  RSA670693  Ericameria cooperi B. C. Templeton 1947-5-21 6279 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UCR223818  Ericameria cooperi R. G. Swinney 2009-6-17 11188 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  CAS-BOT-BC131690  Ericameria cooperi var. cooperi Ira L. Wiggins 1966-9-23 20638 Los Angeles E of 145 Street E, between Palmdale Boulevard and Avenue O, north of Pearblossom; [Mohave] Mojave Desert Comment
  RSA0070189  Ericameria linearifolia LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6953 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
  RSA660162  Ericameria linearifolia Orlando Mistretta 1992-5-25 444 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  SD230166  Ericameria linearifolia Louis C. Wheeler 1968-5-27 Los Angeles San Gabriel Mountains: Alimony Ridge. 1493 Comment
  RSA004622  Ericameria linearifolia Fay A. MacFadden 1929-10-1 1308 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  SD30748  Ericameria pachylepis Edith A. Purer 1933-10-7 5583 Los Angeles Along roadside, Los Angeles flood plain, east of El Segundo. Comment
  RSA616537  Ericameria palmeri var. pachylepis Scott D. White 1995-10-19 3715 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  POM359449  Ericameria parishii var. parishii Chris Hernie 1946-10-18 s.n. Los Angeles Chilao spur off Angeles Crest Hwy, near Charlton Flats Comment
  SD50745  Ericameria parishii var. parishii Darley F. Howe 1959-10-25 Los Angeles Junction of Big Tujunga Canyon Road and Angeles Crest Highway, Sam Gabriel Mountains 1004 Comment
  SD90402  Ericameria parishii var. parishii R. F. Thorne, L. E. DeBuhr 1972-8-18 42235 Los Angeles San Gabriel Mountains, Angeles National Forest. Charlton Flats burn west of Mount Mooney 1645 Comment
  CAS-BOT-BC293149  Ericameria pinifolia Carl B. Wolf 1931-9-6 2469 Los Angeles 1/2 mile east of Pacoima Creek Bridge on the Tujunga to San Fernando Road 365 Comment
  CAS-BOT-BC293151  Ericameria pinifolia John Thomas Howell 1927-10-16 3150 Los Angeles On the trail between Santa Anita Canon [Canyon] and Sierra Madra [Madre], San Gabriel Mts. Comment
  UC527675  Ericameria pinifolia C. B. Wolf 1931-10-20 Los Angeles 0.50 mi e Pacoima Creek Bridge (on the Tujunga to San Fernando Road) 365 Comment
  UCR125608  Ericameria pinifolia A. C. Sanders 2003-5-22 26822 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
  RSA0047904  Erigeron foliosus R. G. Swinney 2010-6-4 13064 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR209998  Erigeron foliosus R. G. Swinney 2008-7-15 9216 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  SJSU13599  Erigeron foliosus var. foliosus C. W. Sharsmith 1945-9-7 5460 Los Angeles summit of Mt Waterman, San Gabriel Mts 2225 Comment
  PASA1732  Erigeron linifolius Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA93096  Erigeron philadelphicus F. W. Peirson 1908-5-22 1292 Los Angeles Bixby Ranch near Long Beach. Comment
  CAS-BOT-BC189069  Eriodictyon crassifolium Reid Moran 1941-5-17 863 Los Angeles Pico Canyon, N of San Fernando Comment
  CAS-BOT-BC189112  Eriodictyon crassifolium var. crassifolium Geo. B. Grant 1904-5-5 6191 Los Angeles Arroya Seco Comment
  SBBG65118  Eriodictyon crassifolium var. nigrescens R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  UCR129927  Eriodictyon crassifolium var. nigrescens Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1139 Los Angeles San Gabriel Mtns, Santiago Canyon 1143 Comment
  CAS-BOT-BC188946  Eriodictyon parryi A. D. E. Elmer 1902-6-1 3643 Los Angeles Acton Comment
  SD72754  Eriodictyon traskiae F. R. Fowberg 1931-7-11 S 5383 Los Angeles Santa Catalina Island; Middle Cape Canyon. 239 Comment
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Dec 3 2014
  RSA455075  Eriodictyon trichocalyx L. E. Hoffman 1931-11-9 s.n. Los Angeles Big Rock Creek Comment
  RSA19198  Eriodictyon trichocalyx var. trichocalyx P. A. Munz 1923-5-27 6883 Los Angeles Big Rock Creek; San Gabriel Mts 1296 Comment
  RSA529168  Eriodictyon trichocalyx var. trichocalyx Tim S. Ross 1991-7-24 5641 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope. 1902 Comment
  CAS-BOT-BC248471  Eriogonum angulosum Lester Rowntree 1937-11-15 s.n. Los Angeles Near Palmdale on Mint Canon [Canyon] Road Comment
  UCR19587  Eriogonum angulosum T. W. Minthorn 1925-5-30 s.n. Los Angeles Western Mojave Desert, Palmdale Comment
  UCR280543  Eriogonum angulosum R. G. Swinney 2014-4-10 16035 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CAS-BOT-BC241984  Eriogonum cinereum C. B. Wolf 1931-6-25 2244 Los Angeles Along Beverly Blvd., on grade leading down into Santa Monica Canyon 457 Comment
  UC1032015  Eriogonum cinereum R. St. John 1933-2-15 338 Los Angeles Santa Ynez Canyon Calabasas Quad., Santa Ynez Canyon 91 Comment
  UCR17952  Eriogonum cinereum Edith A. Purer 1932-8-31 s.n. Los Angeles Southern Coast, Palos Verdes Hills 244 Comment
  RSA229199  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth 1971-6-30 40811 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA524201  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1990-6-6 2894 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA642100  Eriogonum davidsonii Orlando Mistretta 1994-7-22 1447 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. Comment
  CAS-BOT-BC242752  Eriogonum davidsonii James L. Reveal; C. Rose Broome 1987-6-26 6579 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at Blue Ridge Summit, 2 miles west of Big Pines 2247 Comment
  SDSU6538  Eriogonum elongatum R. M. Beauchamp 1966-8-10 63 Los Angeles Growing beside road in Topanga Canyon. Comment
  RSA747091  Eriogonum fasciculatum A. C. Sanders, T. B. Salvato 2009-5-19 36817 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  RSA0051557  Eriogonum fasciculatum Paul Gripp s.n. Los Angeles Topanga Canyon. 304 Comment
  CAS-BOT-BC253259  Eriogonum fasciculatum var. foliolosum Timothy S. Ross; Annette H. Ross 1991-6-3 5549 Los Angeles Undeveloped slopes west of California State Polytechnic University, Pomona, San Dimas USGS 7.5' Qudrangle, San Jose Hills 335 Comment
  RSA623965  Eriogonum fasciculatum var. foliolosum K. Scott 1921-5-5 s.n. Los Angeles College Hill, [Occidental College ?] Comment
  UC1032048  Eriogonum fasciculatum var. foliolosum A. Simontacchi 1935-5-26 42 Los Angeles 1 3/4 mi wsw Manzana; Tejon Quadrangle Comment
  UC72677  Eriogonum fasciculatum var. foliolosum Pupils of Los Angeles High School May 1903 Los Angeles Laurel Canyon Comment
  RSA393460  Eriogonum fasciculatum var. polifolium Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  RSA580320  Eriogonum fasciculatum var. polifolium Tim S. Ross, S. D. Boyd 1994-5-25 7937 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA713828  Eriogonum gracile A. C. Sanders 2003-7-15 27099 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, Magic Mountain area, 0.9 mi. south of Castaic Junction, west of 'water tanks'. 335 Comment
  SBBG149  Eriogonum gracile R. Hoffmann 1927-9-21 Los Angeles near Castaic Comment
  SBBG62110  Eriogonum gracile R. Hoffmann 1928-11-9 Los Angeles Acton Comment
  UC54943  Eriogonum gracile H. P. Chandler 1907-9-11 2052 Los Angeles Verdugo Canyon Comment
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Sep 26 2011
  UC56077  Eriogonum gracile J. H. Barber 1898-7-24 Los Angeles Sepulveda Canyon Comment
  CAS-BOT-BC253457  Eriogonum gracile A. J. McC 1893-7-3 148 Los Angeles Near Redondo Comment
  RSA710384  Eriogonum gracillimum LeRoy Gross 2005-5-3 2188 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
  RSA587209  Eriogonum maculatum Orlando Mistretta, Christine Mistretta 1995-5-2 1663 B Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  SD134401  Eriogonum mohavense Craig Reiser 1988-8-17 Los Angeles Western periphery of Lancaster, west side of freeway Comment
  RSA766129  Eriogonum nudum var. pauciflorum Joseph A. Ewan 1936-7-29 9856 Los Angeles Sw. slope of Table Mt. San Gabriel Mts. 2134 Comment
  UCR209241  Eriogonum plumatella R. G. Swinney 2008-10-7 9477 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  JEPS76567  Eriogonum pusillum L. R. Heckard 1977-4-7 4633 Los Angeles across from Phacelia Wildlife Sanctuary ((e of Lancaster)); Edwards Air Force Base 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
  RSA64585  Eriogonum pusillum F. W. Peirson 1923-8-31 4006 Los Angeles Blue Ridge, eastern San Gabriel Mountains near line between Los Angeles and San Bernardino counties. 2591 Comment
  RSA525093  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-6-6 2849 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  CAS-BOT-BC262867  Eriogonum thurberi John Thomas Howell 1931-5-31 6622 Los Angeles San Gabriel Wash Comment
  RSA420634  Eriogonum umbellatum var. minus M. A. Salazar 1969-8-16 s.n. Los Angeles Mt. Baden Powell c. 5 miles west of Big Pines. San Gabriel Mountains. 2439 Comment
  UCR202538  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8017 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  UCR271861  Eriogonum umbellatum var. munzii R. G. Swinney 2011-6-23 15303 B Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  SBBG163  Eriogonum viridescens R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  JEPS97077  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn; San Gabriel Mtns 1981 Comment
  UCR255811  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-23 13876 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  CAS-BOT-BC297924  Eriophyllum confertiflorum LeRoy Abrams 1902-6-30 2601 Los Angeles Near the summit of Mt Wilson Comment
  POM4916  Eriophyllum confertiflorum Crawford, H. D. Hiatt 1916-3-28 576 Los Angeles Santa Monica Mountains. 305 Comment
  SDSU4088  Eriophyllum confertiflorum H. Wedberg 1967-3-19 1366 Los Angeles About 100 m south from Palos Verdes Dr. x Crenshaw, in Palos Verdes Hills. 61 Comment
  SFV13107  Eriophyllum confertiflorum W. M. Perry 1980-8-16 104 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  JEPS30478  Eriophyllum confertiflorum var. confertiflorum Henry J. Thompson 1959-5-24 1986 Los Angeles on road cut in chaparral, Tuna Canyon, 0.3 mi n of Coast Highway; Santa Monica Mountains 45 Comment
  RSA563499  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Walter Appleby 1993-5-13 7110 Los Angeles Western San Gabriel Mtns: May Canyon Saddle, San Fernando 1115 Comment
  SD253386  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-7-7 15447 Los Angeles San Gabriel Mts.: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Canyon (Chilao Flat 7.5'Q) 1220 Comment
  RSA141604  Eriophyllum nevinii Percy C. Everett 1960-9-28 24298 Los Angeles Avalon, Santa Catalina [Island], along road to St. Catharine's Hotel. 8 Comment
  UCR73398  Erodium botrys T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-28 18 Los Angeles Channel Islands, San Clemente Island, 1100 ft. SSW of Twin Dams, 1450 ft. NNW of Boulder marker (1859 ft.). 503 Comment
  RSA604191  Erodium botrys Louis C. Wheeler 1943-1-12 5687 Los Angeles Burbank: 2100 block N. Lincoln Avenue. Comment
  RSA657210  Erodium cicutarium Joseph M. Keefe 2001-1-19 30996 b Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  UCR281403  Erodium cicutarium R. G. Swinney 2014-5-19 16572 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA658894  Erodium cicutarium Geraldine Dodd 1992-5-25 19 Los Angeles 3.5 miles north of corner of Mira Monte Ave. & Mt. Wilson Trail Dr. in Sierra Madre. San Gabriel Mtns. 793 Comment
  RSA390953  Erodium macrophyllum Samuel R. Tyson 1943-4-13 s.n. Los Angeles San Dimas Canyon. 366 Comment
  POM19141  Erodium moschatum P. A. Munz 1923-4-9 6665 Los Angeles San Clemente Island, east coast. Comment
  RSA512060  Erodium moschatum Louis C. Wheeler 1967-5-13 9505 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  RSA758704  Erodium moschatum Orlando Mistretta, Christine Mistretta 2008-4-19 2504 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  SEINET10481318  Erysimum capitatum John T. Middleton Middleton 161 b Los Angeles Comment
  UC855150  Eschscholzia californica I. W. Clokey 1942-4-19 5973 Los Angeles West Arcadia 250 Comment
  RSA433656  Eschscholzia californica var. peninsularis N. C. Cooper 1949-4-19 3617 Los Angeles Newhall. 457 Comment
  CAS-BOT-BC520384  Eschscholzia minutiflora Steve Boyd; Gary Wallace 2011-4-14 12319 Los Angeles Transverse Ranges: Liebre / San Gabriel Mtns region. Acton Wash ca 3 km E of jct of Soledad Canyon Rd and Crown Valley Rd 829 Comment
  RSA763239  Eschscholzia minutiflora Justin M. Wood 2010-5-10 1624 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA150663  Eschscholzia ramosa Peter H. Raven 1962-5-9 17646 Los Angeles Just N of Gray, San Clemente Island. 366 Comment
  RSA536046  Eschscholzia ramosa Tim S. Ross 1991-5-21 5383 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  SD27740  Eschscholzia ramosa Carl B. Wolf 1932-5-9 3448 Los Angeles Santa Catalina Island; Pebbly Beach. 7 Comment
  RSA461092  Eucalyptus camaldulensis Robert Gustafson 1981-4-14 2166 Los Angeles Ballona Wetlands, Area 2. Comment
  UC1870223  Eucalyptus camaldulensis LeRoy Gross 2003-1-26 689 Los Angeles Los Angeles Basin Region: San Fernando Valley: Haines Canyon Channel in Big Tujunga Wash, south front of the San Gabriel Mountains, east of Foothill Blvd. south side of wash 366 Comment
  UCR178050  Eucalyptus rudis LeRoy Gross 2003-1-25 685 Los Angeles Transverse Ranges: Santa Susana Mountains, Johnston's Motorway from Indian Springs Estates (private homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. Climbs to main crest 549 Comment
  RSA748149  Eucalyptus sideroxylon Justin M. Wood 2009-4-2 460 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA420823  Eucrypta chrysanthemifolia Ora M. Clark 1929-3-24 1796 Los Angeles Santa Susana Mountains. Comment
  RSA652844  Eucrypta chrysanthemifolia Roxanne Smith 1991-5-5 13 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/4 mile north of intersectionof Clear Creek Canyon Drive & Steep Canyon Road. Comment
  SFV18435  Eucrypta chrysanthemifolia C. Ferguson 1971-5-5 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  UCR213354  Eucrypta chrysanthemifolia var. chrysanthemifolia Justin M. Wood 2009-3-6 332 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  UCR258942  Eulobus californicus R. G. Swinney 2010-5-11 12688 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  UCR277183  Euphorbia R. G. Swinney 2010-10-5 13963 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA0012042  Euphorbia albomarginata R. G. Swinney 2009-4-29 10599 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCR223583  Euphorbia albomarginata R. G. Swinney 2009-6-17 11221 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCD142556  Euphorbia albomarginata Louis C. Wheeler 1946-8-27 6266 Los Angeles San Gabriel Mountains, Shoemaker Canyon just north of Pallett Ranch by side of Pear Blossom Highway. 1219 Comment
  RSA0087322  Euphorbia melanadenia R. G. Swinney 2010-3-24 12174 Los Angeles 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
  UC557792  Euphorbia misera Nell Murbarger Apr 1936 117 Los Angeles San Clemente Island Comment
  RSA624548  Euphorbia peplus L. C. Wheeler 1945-4-8 6000 Los Angeles Home of the famous Wisteria vine, Sierra Madre. Comment
  RSA656196  Euphorbia peplus Joseph M. Keefe 1975-12-1 19 -421 Los Angeles Verdugo Mountains: 402 East Palmer Ave., Glendale. Comment
  UCR125160  Euphorbia polycarpa A. C. Sanders, Mark Elvin 2002-6-18 25123 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
  UCR108428  Euphorbia serpens L. C. Wheeler 1970-11-8 s.n. Los Angeles City of Pasadena, 328 W. Olive Street. 229 Comment
  SD52903  Euphorbia spathulata Peter H. Raven 1962-5-9 17675 Los Angeles San Clemente Island, near head of canyon above Mosquito Cove. 340 Comment
  UCSB3592  Euphorbia spathulata Beach, Kay 1943-5-11 Los Angeles Woods trail about 1 mile above Dalton; San Dimas Exp. Forest Comment
  CDA4880  Euphorbia terracina T. C. Fuller 1967-10-23 16495 Los Angeles Botanic Garden, UCLA., Westwood. Comment
  SD249185  Extriplex californica Michael G. Simpson, Adrienne Russell, Jonathan, David Pivorunas. 2000-7-19 2183 Los Angeles San Clemente Island, end of road south from Eel Point. 29 Comment
  SEINET10807011  Festuca De Camp 1912-6-10 DE CAMP s.n. Los Angeles Claremont. Comment
  CATA1753  Festuca arundinacea Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3195 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir 304 Comment
  CATA1579  Festuca bromoides Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2849 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach 411 Comment
  SEINET3196467 Image available Festuca microstachys R. G. Swinney 2009-4-2 10249 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q.) 1223 Comment
  UCR123897  Festuca microstachys Steven R. Hill, K. Kramer 2001-4-22 33347 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  RSA0014967  Ficus carica Steve Boyd, R. E. Riefner 2007-4-27 11746 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  CAS-BOT-BC487554  Ficus microcarpa R. E. Riefner, Jr. 2015-5-2 15 -141 Los Angeles City of Glendale, Los Angeles River, Glendale Narrows Riverwalk, Flower St. W of Fairmont Ave. 146 Comment
  CAS-BOT-BC500450  Ficus microcarpa R. E. Riefner, Jr. 2015-8-15 15 -222 Los Angeles City of Malibu, N side of Pacific Coast Hwy, E ca 0.25 mi from Coastline Dr.15 15 Comment
  RSA644026  Filago californica Steven A. Junak 1978-4-15 SCa- 2 Los Angeles Santa Catalina Island. South side of creek near Cherry Valley Boy Scout Camp, lower Cherry Valley. 7 Comment
  UCR240982  Filago californica Dan S. Cooper 2010-4-6 20100406- 35 C Los Angeles South Coast, Ballona Wetlands, open space parcel on west side of channelized Ballona Creek, north of Culver Blvd. and east of Lincoln Blvd., S of CA 90/Marina Fwy 5 Comment
  RSA719497  Filago gallica Gary Kovnat, LeRoy Gross 2004-4-25 50 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR177164  Forestiera pubescens LeRoy Gross 2001-3-25 360 a Los Angeles Transverse Ranges; Verdugo Mountains region, Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland 549 Comment
  POM320648  Fragaria californica M. A. Clauser 1965-4-19 159 Los Angeles Evey Canyon. San Gabriel mtn range, Pacific slope drainage area. 762 Comment
  CAS-BOT-BC52566  Frangula californica subsp. californica Carl B. Wolf 1928-3-29 1593 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic 396 Comment
  SBBG71291  Frangula californica subsp. californica M. N. Ackley 1928-2-12 931 Los Angeles Eaton Wash 381 Comment
  CAS-BOT-BC53329  Frangula californica subsp. cuspidata Carl B. Wolf 1928-3-29 1578 Los Angeles 2 mi. from Sandbergs on the ridge route, on road to Elizabeth Lake 1097 Comment
  CAS-BOT-BC223847  Frankenia palmeri I. Johnston 1917-6-10 1269 Los Angeles Ballona Creek near Mesmer Comment
  CAS-BOT-BC223748  Frankenia salina W. F. Parish 1891-6-1 s.n. Los Angeles Long Beach Comment
  UC455456  Frankenia salina Braunton 1906-1 Los Angeles Comment
  CAS-BOT-BC223420  Fraxinus dipetala K. Kneen 1933-4-12 s.n. Los Angeles Topanga - 6 mi. from ocean on main highway Comment
  LA200679  Fraxinus dipetala W. O. Griesel; 1938-2-26 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon Comment
  SFV2751  Fraxinus dipetala J. R. Swanson 1963-3-21 745 Los Angeles Santa Monica Mountains Las Virgenes Road. Northwest slope of the peak at west end of Tapia Park. 150 Comment
  UCR177748  Fraxinus dipetala LeRoy Gross, Naomi Fraga 2002-4-4 522 Los Angeles Los Angeles Basin: Verdugo Mountains Region, 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. 400 Comment
  RSA649655  Fremontodendron californicum subsp. californicum Michael Horn 1991-5-7 27 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  RSA787535  Fritillaria pinetorum Jane Tirrell 2012-5-21 LS 0053 Los Angeles 3 meters above (south) of the Pacific Crest Trail, approximately 0.75 km west of Mt Hawkins. 2594 Comment
  UCR194625  Galium R. G. Swinney 1998-8-31 6868 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
  LA208349  Galium angustifolium J. Ewan; F. R. Fosberg 1931-8-11 5040 Los Angeles San Gabriel Mountains, Islip Trail, Upper Pine Flats 1828 Comment
  RSA0055755  Galium angustifolium R. G. Swinney 2010-5-19 12812 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. 1335 Comment
  HSC19779  Galium angustifolium subsp. angustifolium C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  RSA599996  Galium angustifolium subsp. angustifolium Steve D. Boyd, Lauren Raz 1997-5-28 9836 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA602320  Galium angustifolium subsp. angustifolium Steve D. Boyd, Lauren Raz 1997-6-17 9940 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  UCR178787  Galium angustifolium subsp. angustifolium R. G. Swinney 1989-5-17 s.n. Los Angeles San Gabriel Mtns, SW border of Glendora Wilderness Park, along fire road at Bluebird Hill 390 Comment
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Mar 10 2013
  RSA547791  Galium angustifolium subsp. angustifolium Tim S. Ross, Peter Fritsch 1990-6-20 3588 Los Angeles San Gabriel Mtns. Mouth of Burro Canyon near the confluence of the E and W forks of the San Gabriel River. (from stream bottom to slopes) 445 Comment
  RSA0091539  Galium angustifolium subsp. gracillimum R. G. Swinney 2011-5-26 14874 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA747367  Galium angustifolium subsp. nudicaule Orlando Mistretta 1994-7-12 1404 Los Angeles Transverse Ranges; San Gabriel Mtns region: Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. 1982 Comment
  POM296481A  Galium aparine Lyman D. Benson 1945-5-21 11725 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  UCR124692  Galium aparine B. C. Templeton 1932-6-18 4930 Los Angeles San Gabriel Mtns, Angeles National Forest: Jackson Lake 1930 Comment
  RSA660467  Galium aparine Mary C. Hunter 1994-5-28 29 Los Angeles Off Angeles Crest Hwy, West of highway heading North; Road marked 2931; Pasadena 61 Comment
  UC102508  Galium californicum subsp. flaccidum A. J. McClatchie 1893-1 Los Angeles San Gabriel Mts. Comment
  UC416548  Galium catalinense R. L. Pendleton 1909-7-2 1380 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  CAS-BOT-BC217462  Galium catalinense Robert F. Thorne; D. Propst 1968-5-27 37637 Los Angeles Slopes above stream in lower end of Middle Ranch Canyon, Santa Catalina Island Comment
  RSA678817  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1293 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.7 miles from trailhead out of Chantry Flat area. 854 Comment
  SBBG119353  Galium grande V. Soza with M. Acosta 2001-6-20 1297 Los Angeles Van Tassel Ridge, S side of Van Tassel Ridge Rd (FS Rd 1N36A), ca. 0.2 mi E of jct with Van Tassel Truck Trail (FS Rd 1N36), E side of Mt Bliss (Azusa: 34 11'09.6"N, 117 56'46.6"W; T1N R10W S8, N/2, SE/4) 1037 Comment
  POM17844  Galium hallii Philip A. Munz 1923-9-1 7705 Los Angeles Swartout Valley, San Gabriel Mountains. 2043 Comment
  RSA228844  Galium johnstonii Robert F. Thorne 1971-6-26 39996 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  RSA529187  Galium johnstonii Tim S. Ross, Steve D. Boyd 1991-7-24 5633 Los Angeles Granite Mountain. 1902 Comment
  CATA3284  Galium nuttallii subsp. insulare Julie L. King 2017-3-1 62 Los Angeles Santa Catalina Island: Isthmus Rd. near zone 1 fence 176 Comment
  SBBG118703  Gambelia speciosa O. Mistretta 1992-4-5 141 Los Angeles Guds Comment
  SBBG13294  Gambelia speciosa M. A. Piehl -Jun-1962 62403 Los Angeles E of Thirst 304 Comment
  CATA1705  Gamochaeta ustulata Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3025 Los Angeles Santa Catalina Island: Lower Fern Canyon 195 Comment
  CAS-BOT-BC186347  Garrya flavescens Timothy S. Ross; Steve Boyd 1994-7-7 8147 Los Angeles Liebre Mountains: W end of the mountain, along descending Forest Service Road (7N23), ca 1140 m SW of Sandberg Triangulation Point (5345-ft) 1438 Comment
  RSA0112523  Garrya flavescens Richard G. Swinney 2011-10-13 15803 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
  UC303648  Garrya flavescens I. M. Johnston 1918-5-19 1985 Los Angeles San Antonio Canyon; San Antonio Mountains 1402 Comment
  RSA585536  Garrya veatchii Tim S. Ross 1992-4-21 6217 b Los Angeles Glendora Ridge Road: on the divide between San Dimas Canyon and Cattle Canyon, draining northwestward toward Peacock Canyon. 1121 Comment
  UCR3694  Garrya veatchii Frank C. Vasek 1963-8-16 630816- 01 Los Angeles San Gabriel Mtns, Cow Canyon Saddle 1402 Comment
  RSA97295  Garrya veatchii F. W. Peirson 1926-3-20 6515 Los Angeles Arroyo Seco. 1006 Comment
  RSA13880  Gastridium phleoides L. C. Wheeler 1933-6-7 1859 Los Angeles UCLA campus at Westwood. 137 Comment
  UCR182493  Gayophytum R. G. Swinney 1997-7-22 5701 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR210129  Gayophytum R. G. Swinney 2008-7-24 9347 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  SBBG125535  Gayophytum diffusum subsp. parviflorum A. Parikh, N. Gale 2010-6-15 3300 Los Angeles upper Big Tujunga Cyn, 0.3 km E of Shortcut Station, 0.5 km N of St Hwy 2, San Gabriel Mtns 1300 Comment
  UCR126661  Gazania linearis A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26222 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  CATA707  Genista linifolia Mark L. Hoefs 1991-5-3 1206 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  RSA630741  Geranium carolinianum LeRoy Gross, Valerie Soza 1999-5-11 153 Los Angeles San Gabriel Mountains: Above city of San Dimas. 646 Comment
  RSA0096984  Gilia Richard G. Swinney 2011-5-31 14890 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
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Dec 7 2018
  SBBG40103  Gilia achilleifolia W. G. Webb 1936-2-10 Los Angeles Eagle Rock Comment
  RSA191136  Gilia angelensis R. F. Thorne, M. Z. Thorne 1967-6-25 237112 Los Angeles Evey Canyon 716 Comment
  RSA470111  Gilia angelensis Geo L. Moxley 1917-6-8 542 Los Angeles Yard on So. Rita St., Huntington Park. Comment
  UC2026429  Gilia austrooccidentalis Louis C. Wheeler 1968-5-30 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, depression on bench NE of Campground. Comment
  UCR177497  Gilia brecciarum subsp. neglecta LeRoy Gross 2005-5-19 2277 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  RSA757660  Gilia brecciarum subsp. neglecta Orlando Mistretta, Christine Mistretta 2008-4-16 2463 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  RSA0051793  Gilia brevicula L. Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  UCR204046  Gilia cana R. G. Swinney 2005-5-14 8240 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  CHSC34461  Gilia capitata Helen Spaulding 1968-5-13 56 Los Angeles N. City of Pasadena, 1 mi. SW. of Rose Bowl on Arroyo Dr. 304 Comment
  IRVC26202  Gilia capitata Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2919 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  RSA470206  Gilia capitata subsp. abrotanifolia Robert Gustafson 1978-6-1 996 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  RSA593001  Gilia capitata subsp. abrotanifolia Steve Boyd 1996-4-25 8731 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, north side of Cold Canyon along Forest Service Road 7N23 ca 1.1 road miles N of jtn with 7N22. 1415 Comment
  RSA724532  Gilia capitata subsp. abrotanifolia K. Dobry 1991-5-22 d- 671 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  UC1922647  Gilia capitata subsp. abrotanifolia Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 895 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. Near 34deg 15' 12.2'' N 118deg 19' 16.8'' W T2N R14W SW/4 sec. 14. Elev. 1 488 Comment
  RSA756875  Gilia capitata subsp. abrotanifolia Orlando Mistretta, Christine Mistretta 2008-4-4 2323 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  UCD117774  Gilia latiflora Ira L. Wiggins 1966-4-24 20618 Los Angeles along E side of 145th Street E between Palmdale Boulevard and Avenue O, north of Pearblossom. Mohave Desert. Comment
  RSA716224  Gilia latiflora subsp. davyi Andrea Edwards, Pam De Vries 2006-4-11 73 Los Angeles Triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. Site includes sections of Gorman Creek, San Andreas Rift Zone, and Peace Valley. 1037 Comment
  RSA469371  Gilia latiflora subsp. latiflora Elbert Benjamine 1929-3-31 131 Los Angeles Antelope Valley. Comment
  CAS-BOT-BC402099  Gilia leptantha subsp. transversa Robert F. Thorne; C. W. Tilforth; J. Dourley; R. Scogin 1972-8-11 42226 Los Angeles San Gabriel Mts., Angeles National Forest: N slope of Mt. Waterman near Buckhorn Station 2133 Comment
  RSA733078  Gilia leptantha subsp. transversa R. G. Swinney 2001-4-18 7908 Los Angeles Mojave Desert: Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road. 1244 Comment
  CAS-BOT-BC225499  Gilia nevinii S. B. Parish 1885-4-1 s.n. Los Angeles San Clemente Island Comment
  POM19215  Gilia nevinii P. A. Munz 1923-4-8 6633 Los Angeles San Clemente Island. Comment
  RSA469475  Gilia nevinii Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  SBBG98417  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5275 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 304 Comment
  RSA0017212  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-5-3 2242 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
  SFV13336  Glebionis coronaria M. J. Thor 1983-4-8 161 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  RSA654327  Gnaphalium californicum Benjamen Rangel 1992-4-26 777 -29 Los Angeles At the back of Alamitos Hall on the east side; close to the east back door. [Cal Poly Pomona?] Comment
  RSA660783  Gnaphalium californicum J. Doughty 1985-5-19 204 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  POM358867  Gnaphalium microcephalum Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  CATA2947  Gnaphalium palustre Sarah Ratay 2010-7-14 127 Los Angeles Santa Catalina Island: Reservoir near bison corrals E of Two Harbors. In pond margins on NE side of pool. 191 Comment
  UCR205530  Gnaphalium stramineum R. G. Swinney 2008-5-30 8889 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  POM250381  Grindelia camporum var. bracteosa I. W. Clokey, E. G. Anderson 1935-5-9 6965 Los Angeles Puddingstone Dam Comment
  LA32270  Guillenia lasiophylla Peter H. Raven; 1959-5-2 14049 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  RSA653685  Guillenia lasiophylla Valerie L. Soza, Laura Moore 2000-5-10 871 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 Comment
  UCR182477  Gutierrezia microcephala R. G. Swinney 1997-7-17 5685 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
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Aug 23 2013
  UCR26136  Gutierrezia microcephala John C. Roos, Mrs. S. A. Crooks 1946-8-20 2928 Los Angeles San Gabriel Mtns., Big Rock Springs 1341 Comment
  RSA756583  Gutierrezia sarothrae Orlando Mistretta, Christine Mistretta 2008-4-3 2276 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  CATA1740  Harpagonella palmeri Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-14 3137 Los Angeles Santa Catalina Island: Upper Middle Canyon on hillside by Edison pump house 371 Comment
  CAS-BOT-BC308535  Hazardia cana Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-24 22694 Los Angeles China Canyon above confluence of Iwo Jima Gulch, San Clemente Island 200 Comment
  UC1929458  Hazardia cana Mark Elvin, Orlando Mistretta 1996-3-24 138 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  SBBG13699  Hazardia squarrosa var. grindelioides E. R. Blakley 1961-9-25 4754 Los Angeles small cyn at E end of Isthmus Harbor 30 Comment
  RSA522927  Hedera helix T. S. Ross, Orlando Mistretta 1990-10-24 3288 Los Angeles San Gabriel Mountains: Cape Horn Management Area, Angeles National Forest. 543 Comment
  UCR61067  Hedera helix R. G. Swinney 1989-7-6 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon, 1 mi. east of Glendora Mtn. Rd. 428 Comment
  SBBG131743  Hedypnois cretica S. A. Junak 1999-4-23 SCa 849 Los Angeles E of isthmus, along S side of rd 182 Comment
  RSA563527  Helianthemum scoparium T. S. Ross, Walter Appleby 1993-5-13 7127 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
  RSA591060  Helianthus annuus subsp. lenticularis J. M. Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10914 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  UCR238989  Helianthus gracilentus Anuja Parikh, Nathan Gale 2010-5-24 3211 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.0 km west of State Hwy 14, 1.6 km southwest of California Aqueduct, under powerlines 1005 Comment
  JEPS67990  Heliotropium curassavicum Elizabeth Day Palmer 1908-7-16 Los Angeles Los Angeles Comment
  RSA678874  Heliotropium curassavicum Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  RSA594349  Heliotropium curassavicum var. oculatum Steve Boyd, Lauren Raz 1996-10-14 9035 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA360234  Hemizonia clementina M. B. Dunkle 1939-4-5 7277 Los Angeles Pyramid Cove, San Clemente Island. Comment
  UCR143420  Hemizonia clementina F. R. Fosberg 1931-5-17 S- 4887 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 5 Comment
  UCR126823  Hemizonia fasciculata A. C. Sanders 2003-6-19 26980 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 366 Comment
  RSA360117  Hemizonia minthornii David S. Verity 1977-09 s.n. Los Angeles Box Canyon Road, N of Chatsworth lake. Comment
  RSA360319  Hemizonia minthornii Sterling Keeley 1978-10-16 970 Los Angeles Diamond Bar Ranch, north end of Topanga cyn. Blvd. at the junction of the Simi Fry. about 1/2 mile east of Iverson Rd. Santa Susanna Mts. Comment
  RSA642083  Hemizonia pungens subsp. pungens Orlando Mistretta, Mark Elvin 1995-3-30 1680 Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  UCR232374  Hemizonia pungens subsp. pungens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8066 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, along east side of Sierra Highway, 230 m south of Avenue E 702 Comment
  UCR184106  Herniaria hirsuta subsp. cinerea A. C. Sanders, T. B. Salvato 2007-4-24 33486 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  SEINET10938214  Hesperaloe parviflora Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4855 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  CAS-BOT-BC403829  Hesperocnide tenella Louis C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch Comment
  RSA92870  Hesperocnide tenella F. W. Peirson 1921-2-26 2356 Los Angeles Topango Canyon Divide. 488 Comment
  UC2027705  Heterocodon rariflorum Anuja Parikh with Nathan Gale 2010-6-19 3349 Los Angeles TR, SnGB, Upper Big Tujunga Canyon, 1.0 km W of Shortcut Station, 0.7 km N of State Highway 2 (Angeles Crest Highway). Comment
  SEINET10460650  Heterocodon rariflorum Thorne 1971-6-30 THORNE 40828 A Los Angeles SAN GABRIEL MTS, LITTLE ROCK CR. 1.8 MI BELOW ALDER SADDLE 5100 Comment
  CAS-BOT-BC143677  Heteromeles arbutifolia LeRoy Abrams 1902-7-3 2648 Los Angeles Little Santa Anita Canyon Comment
  RSA654203  Heteromeles arbutifolia Kelly Middleton, David Middleton 1988-5-23 26 Los Angeles Glendora Ridge Road, 8.0 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora 1067 Comment
  UCR212809  Heteromeles arbutifolia Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1820 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 401 Comment
  SD141295  Heteromeles arbutifolia var. macrocarpa Reid Moran 1958-9-16 6845 Los Angeles San Clemete Island, Wall Rock Canyon, 2 miles SE of Eel Point 120 Comment
  RSA0074507  Heterotheca fastigiata Lyman Benson 1945-10-22 11901 Los Angeles Claremont. 335 Comment
  CATA350  Heterotheca grandiflora Mark L. Hoefs 1973-7-20 394 Los Angeles Santa Catalina Island: By northwest corner of Middle Ranch Reservoir 182 Comment
  CLARK-A1528-1929  Heterotheca grandiflora John C. Roos 1942-9-26 1715 Los Angeles Los Angeles Comment
  JEPS20375  Heterotheca grandiflora I. W. Clokey and E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  RSA0074080  Heterotheca grandiflora Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8897 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SBBG63061  Heterotheca grandiflora M. N. Ackley -Oct-1927 187 Los Angeles Eagle Rock 182 Comment
  RSA0089900  Heterotheca sessiliflora subsp. sessiliflora Dean Wm. Taylor 2003-5-29 18607 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction, Road 1N36. 868 Comment
  SD108983  Heterotheca sessiliflora var. echioides James Henrickson 1972-11-2 8078 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. Comment
  CAS-BOT-BC48126  Heuchera elegans Geo. B. Grant 1906-6-1 570 Los Angeles So. Calif. - Summit of Mt. Lowe 1828 Comment
  UC494222  Heuchera elegans Thomas R. Gaines Los Angeles Mt. Lowe 1584 Comment
  RSA0062939  Heuchera elegans Peter Gail 1961-5-27 61 Los Angeles Mt. Wilson Rd. 3 m. S. of Mt. Wilson Hotel. Comment
  RSA0076554  Heuchera elegans R. F. Thorne 1971-8-25 41284 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  UCR194003  Hieracium argutum var. parishii R. G. Swinney 1998-8-17 6766 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  UC56633 Image available Hoita macrostachya Ernest Braunton Sept. 1902 668 Los Angeles L.A. River Comment
  RSA792100  Holodiscus discolor Jane Tirrell, Shirley Imsand 2012-7-6 LS 0092 Los Angeles 50 ft. South of Pacific Crest Trail on ridge, approx 0.6 mi east of Windy Gap. 2507 Comment
  SEINET10598958  Hordeum californicum G. B. Grant Grant 596 a Los Angeles Sherman. Wild Barley. Comment
  SBBG131443  Hordeum intercedens S. A. Junak 1996-4-11 SCI 283 Los Angeles E side of W Shore Drive, ca. 0.3 mi N of rd to Eel Pt 12 Comment
  RSA230387  Hordeum jubatum R. F. Thorne 1969-7-10 38383 Los Angeles San Gabriel Mts., Angeles National Forest: Wet margin of Jackson Lake. 1860 Comment
  UCR214673  Hordeum marinum A. C. Sanders, Dan S. Cooper 2010-4-30 38156 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC1922851  Hordeum murinum subsp. glaucum Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1149 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 427 Comment
  RSA250626  Hordeum murinum subsp. leporinum R. F. Thorne 1971-4-2 41410 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont 549 Comment
  LA33401  Hordeum vulgare Peter H. Raven; 1959-5-3 14097 Los Angeles Santa Monica Mountains, Mulholland Drive at Laurel Pass 350 Comment
  LA202284  Hordeum vulgare var. trifurcatum Arthur C. Gibson; 2005-5-21 5031 Los Angeles Comment
  UC1929532  Horkelia rydbergii Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1679 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  UC10310  Hornungia procumbens A. Davidson 1893-5-11 Los Angeles Del Sur Comment
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Jan 26 2011
  OBI56530  Hulsea heterochroma Tim Ross, Steve Boyd 1990-6-6 2839 Los Angeles Green Valley Pasture (in San Francisco pasture): T6N R14W, N1/2 NW 1/4 sec 7 on Lake Hughes USGS 7.5' quad 1036 Comment
  POM156537  Hulsea heterochroma L. R. Abrams 1902-7-1 2629 Los Angeles Near summit of Mt. Wilson 1737 Comment
  RSA229034  Hulsea vestita subsp. gabrielensis R. F. Thorne, C. W. Tilforth 1971-6-30 40744 Los Angeles N slope of Mt. Hillyer 1645 Comment
  UC1598590  Hulsea vestita subsp. gabrielensis A. D. E. Elmer 1902-6-1 3700 Los Angeles Acton Comment
  CAS-BOT-BC312620  Hulsea vestita subsp. vestita Rimo Bacigalupi; G. T. Robbins; L. R. Heckard 1953-6-15 4201 Los Angeles Along Forest Service road following the crest of Mendenhall Ridge, 10 miles east of its start at paved road crossing western crest of this ridge between Little Tujunga ad Pacoima canyons, Angeles National Forest, western end of the San Gabriel Mountains 1554 Comment
  SBBG96294  Hypochaeris glabra S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 643 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 252 Comment
  RSA226176  Hypochaeris glabra Gary D. Cromwell, David W. Wheat 1971-4-21 546 Los Angeles On W side of Mystic Canyon, 2 miles NE of Glendora; Angeles National Forest, San Gabriel Mts. 549 Comment
  UC651201 Image available Hyptis emoryi I. L. Wiggins 1935-2-20 7682 Los Angeles Wash 3 mi. from Los Angeles Bay. Comment
  RSA188380  Isocoma menziesii R. F. Thorne, P. C. Everett 1965-6-23 34952 Los Angeles Santa Catalina Island. Ben Weston Beach, west side of island. Comment
  SJSU5569  Isocoma menziesii var. vernonioides S. S. Kibby 1963-12-27 Los Angeles San Antonio Canyon, San Gabriel Mts 609 Comment
  IRVC26210  Isomeris arborea A. C. Sanders 2003-6-19 26981 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  UC198094  Isomeris arborea Katharine Brandegee May 1916 Los Angeles Santa Catalina Island Comment
  UC420498  Isomeris arborea Geo. B. Grant 1901-1 615 Los Angeles Santa Catalina Island Comment
  UCR152463  Isomeris arborea A. C. Sanders, Lee Jones 2005-4-8 29371 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR129404  Iva axillaris A. C. Sanders, Mark Elvin 2002-6-20 25243 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
  RSA5863  Jaumea carnosa C. B. Wolf 1932-9-16 4115 Los Angeles Bryant Ranch: west side of San Gabriel River Flood Control, S of 7th Street (Long Beach) 3 Comment
  SBBG96049  Jepsonia malvifolia M. B. Dunkle 1939-4-4 Los Angeles Chenetti Cyn Comment
  UCR205075  Juglans californica R. G. Swinney 2008-4-9 8620 Los Angeles San Gabriel Mtns., Glendora, Wildwood Canyon 329 Comment
  UCR225454  Juglans californica T. W. Coleman, S. J. Seybold 2009-4-18 004 Los Angeles west side of San Gabriel Reservoir, c. 1.75 km southeast of the Rincon Fire Station 460 Comment
  RSA711112  Juglans californica var. californica Tim Thibault, K. E. Olshewsky 2004-5-22 268 Los Angeles fire road off Hwy. 2 910 Comment
  SFV840  Juglans californica var. californica P. G. Kilburn 1957-10-31 524 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 100 yards below gate. 350 Comment
  RSA0047637  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14 -113 Los Angeles San Fernando Valley, City of Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, east of Woodley Ave., west of San Diego Freeway, north of Burbank Blvd. 213 Comment
  CAS-BOT-BC323828  Juncus Peter Rubtzoff 1988-10-7 9964 Los Angeles Gold Creek Rd near jctn with Little Tujunga Rd, Little Tujunga Canyon, ca. 2 mi NE of the entrance to Angeles National Forest, or ca. 4 mi NE of jctn of Osborne St & Foothill Blvd., San Gabriel Mountains. 478 Comment
  CAS-BOT-BC110037  Juncus acutus G. B. Grant 1901-4-1 3834 Los Angeles Redondo. Comment
  RSA313612  Juncus balticus subsp. ater H. E. Hasse 1892-05 2533 Los Angeles Foothills, Santa Monica Comment
  RSA597131  Juncus bufonius var. bufonius L. C. Wheeler 1961-6-12 7856 Los Angeles San Gabriel Mountains. Pacoima Canyon at Rattlesnake Canyon 915 Comment
  RSA330789  Juncus duranii Wayne E. Sawyer 1981-6-11 17 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.8 miles from Dawson Saddle 2287 Comment
  UC1155175  Juncus duranii Victor Duran 1933-7-22 3527 Los Angeles Buckhorn San Gabriel Mountains 1981 Comment
  UC1922693  Juncus mexicanus Scott D. White, A. Warniment 2006-7-18 11631 Los Angeles SE TEHACHAPI MTNS.: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. Lebec 7.5' Quad. Comment
  RSA0065713  Juncus rugulosus Justin M. Wood 2011-7-7 4345 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA191159  Juncus rugulosus Robert F. Thorne, M. Z. Thorne 1967-7-19 37159 -A Los Angeles San Gabriel Mountains. 1981 Comment
  RSA656230  Juncus textilis Joseph M. Keefe 1978-4-28 22821 Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  RSA0046815  Juncus textilis Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2506 Los Angeles Santa Catalina Island: Just below lower Bulrush Reservoir. 281 Comment
  RSA628883  Juncus tiehmii L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  CATA828  Juncus xiphioides Mark L. Hoefs 1991-6-17 1420 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  CAS-BOT-BC80990  Juniperus californica A. D. E. Elmer 1902-6-1 3633 Los Angeles Palmdale Comment
  CAS-BOT-BC80996  Juniperus californica Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3391 Los Angeles LITTLE ROCK CREEK: Joshua Tree Campground on the SW side of Little Rock Reservoir; Pacifico Mountain 7.5' topo sheet 1002 Comment
  NY1043615  Juniperus californica R. T. Schuh 2004-5-16 PBI CAL 04 H001 Los Angeles Acton, Escondido Canyon Rd. off Rt. 14. Location: PBI CAL04 L01. 950 Comment
  RSA632834  Kalanchoe blossfeldiana R. F. Thorne, A. C. Gibson 1971-5-22 39774 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  UC592750  Keckiella breviflora Carl B. Wolf 1936-5-27 Los Angeles 2 mi off Soledad Canyon (Indian Canyon Camp); San Gabriel Mts. 914 Comment
  RSA0115991  Keckiella cordifolia R. G. Swinney 2010-8-11 13495 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA13230A  Keckiella cordifolia Fay A. MacFadden 1931-05 3005 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA239494  Keckiella cordifolia E. R. Blakley 1963-12-8 6384 Los Angeles San Clemente Island, canyon head above Mosquito Cove, between triangulation points Malo and Chenity. 305 Comment
  RSA401759A  Keckiella cordifolia F. R. Fosberg 1931-3-23 S- 4325 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 35 Comment
  RSA582766  Keckiella cordifolia Tim S. Ross, Steve D. Boyd 1993-5-23 7253 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  SBBG95180  Keckiella cordifolia M. B. Dunkle 1928-5-28 1968 Los Angeles Avalon Cyn Comment
  SFV17420  Keckiella cordifolia M. S. Valenzuela 1998-6-11 85 Los Angeles Santa Monica Mountains Topanga Canyon State Park. Along Santa Ynez trail. 366 Comment
  UCD123815  Keckiella cordifolia J. E. Stumbo 1966-5-11 LASCA 545 Los Angeles wilderness area of the Lux Arboretum Annex, Monrovia. Comment
  CATA1336  Kickxia elatine Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2438 Los Angeles Santa Catalina Island: Echo Lake 396 Comment
  UCR24209  Kochia californica John C. Roos 1947-9-18 2790 Los Angeles Western Mojave Desert, 2 mi north of Lancaster 710 Comment
  CAS-BOT-BC274271  Koeleria macrantha Naomi Fraga; Paul Morton 2004-5-18 1182 Los Angeles Transverse Ranges; San Gabriel Mountains region: On ridgeline of Mount Hillyer, near summit 1860 Comment
  LA204718  Krascheninnikovia lanata Carl Clawson Epling; May 1925 11003 Los Angeles SW of Palmdale 609 Comment
  RSA585338  Krascheninnikovia lanata T. S. Ross 1991-4-27 4645 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UC1136410  Krascheninnikovia lanata G. T. Nordstrom 1935-1-25 320 Los Angeles 2 1/2 mi. s.-s.e. Gorman; Tejon Quad. 1005 Comment
  RSA591180  Lactuca serriola Steven A. Junak 1981-7-30 SCI 33 Los Angeles San Clemente Island: Central portion of island, just S of Old Airfield. 262 Comment
  SEINET11446799 Image available Lagophylla ramosissima L. C. Wheeler 1932-6-4 800 Los Angeles San Gabriel Mtns.; Liveoak Canyon 518 Comment
  RSA623829  Lamarckia aurea Raymond J. Dobbs 1927-3-3 3005 Los Angeles Near Pasadena. 274 Comment
  UCSB31365  Lamarckia aurea Parker, V. 1974-3-27 Los Angeles 500 ft above the San Pedro Channel; Fisherman's Cove, Santa Catalina Is. Comment
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Jun 4 2009
  SD60376  Lamium amplexicaule Peter H, Raven 1962-2-1 16877 Los Angeles waste ground, Los Angeles State and County Arboretum 182 Comment
  CAS-BOT-BC338118  Lasthenia californica Le Roy Abrams 1901-4-1 1228 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC338142  Lasthenia californica John Thomas Howell 1928-3-20 3479 Los Angeles Hills west of Vermont Canon [Canyon], Griffith Park, Los Angeles Comment
  CAS-BOT-BC354220  Lasthenia coronaria Lilian Wheeler 1895-3-16 s.n. Los Angeles Claremont Comment
  RSA0030711  Lasthenia gracilis Pam De Vries 2014-3-25 7873 Los Angeles Mojave Desert (West); Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138. 735 Comment
  RSA715174  Lasthenia gracilis A. C. Sanders 2005-5-5 29939 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum'. 671 Comment
  UCR187234  Lasthenia gracilis A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32209 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  RSA527753  Lasthenia gracilis Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4322 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA405727  Lathyrus vestitus subsp. alefeldii Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  UC864427  Lathyrus vestitus var. alefeldii L. W. Nuttall 1920-1 45 Los Angeles Santa Catalina Island Comment
  LA82183  Lathyrus vestitus var. vestitus O. H. Kappler; 1941-4-6 178 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA615527  Lathyrus vestitus var. vestitus L. C. Wheeler 1967-5-18 9636 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA702156  Lathyrus vestitus var. vestitus Michael Honer 2004-6-22 1987 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA717028  Lathyrus vestitus var. vestitus Gary Kovnat, LeRoy Gross 2003-2-16 22 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  UC212328  Lathyrus vestitus var. vestitus S. B. Parish 1919-4-19 19259 Los Angeles near San Dimas; Lone Hill Comment
  RSA500842  Lavatera assurgentiflora subsp. assurgentiflora F. C. Boutin 1967-5-23 1623 Los Angeles San Clemente Island: north end of island SW of airstrip runway, 25 miles from coast Comment
  SBBG96635  Lavatera cretica S. Boyd with O. Mistretta, L. Arnseth, B. O'Brien, T. Hayduk 1990-4-6 4171 Los Angeles head of Larkspur cyn, E side of island, S of US Navy site called 'Jack 213 Comment
  SBBG98083  Lavatera cretica T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5140 Los Angeles beginning of Larkspur Cyn drainage, 1600 ft SE of Benchmark 924 at E end of the old airfield landing strip 266 Comment
  JEPS126437  Layia glandulosa CNPS Field Staff 2015-4-16 SSNF 1910 Los Angeles Private Ranch. Comment
  RSA0053888  Layia glandulosa R. G. Swinney 2010-5-11 12641 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  SBBG12519  Layia glandulosa E. R. Blakley 1958-5-9 2264 Los Angeles 2 mi E of Gorman 1097 Comment
  SFV19340  Layia glandulosa J. N. Hogue, C. Solek 2005-4-8 236 .2 Los Angeles San Gabriel Mountains West Fork San Gabriel River. Mouth of Devil's Canyon, north of Cogswell Reservoir. At end of dirt road on north side or reservoir. 750 Comment
  RSA598144  Layia glandulosa V. W. Steinmann, T. S. Ross 1995-5-8 668 Los Angeles Liebre Mountains, slopes between Leona Valley and 'Lost Valley' 1100 Comment
  RSA713244  Layia glandulosa LeRoy Gross 2005-5-3 2227 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
  UCR258764  Layia platyglossa R. G. Swinney 2010-6-1 13129 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  OBI15819  Layia platyglossa Bill Arbaugh 1966-4-16 36 Los Angeles W on 138 from Landcaster [Lancaster] 701 Comment
  UC167125  Lemna gibba Geo. B. Grant 1904-7-8 6766428 Los Angeles Los Angeles Comment
  LA64420  Lepechinia fragrans J. A. Ewan; 1929-7-11 2060 Los Angeles San Gabriel Mountains, near Switzers Camp 914 Comment
  RSA656927  Lepechinia fragrans Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1059 Los Angeles San Gabriel Mountains: Above Henninger Flats, along Mt. Wilson Road (FS Road 2N45.2). 915 Comment
  CAS-BOT-BC33703  Lepechinia rossii Steve Boyd; Tammy Morgan 2004-5-11 11169 Los Angeles Transverse Ranges; Liebre Mountains region: Head of Ruby Canyon on northern flank of Red Mountain 305 Comment
  SBBG70810  Lepidium flavum Anstruther Davidson 1895-1 Los Angeles Lancaster Comment
  SBBG131891  Lepidium lasiocarpum S. A. Junak, D. Wilken 1996-3-27 SCI 258 Los Angeles just N of Eel Cove Cyn, with high midden 27 Comment
  CATA1597  Lepidium nitidum Mark L. Hoefs, Robert F. Thorne 1998-4-25 2866 Los Angeles Santa Catalina Island: At Echo Lake 402 Comment
  SBBG19142  Lepidium nitidum M. A. Piehl 1963-12-7 631054 Los Angeles opposite Pyramid Head on SE tip of island (inland from Triangulation Pt "Rock") 9 Comment
  POM18211  Lepidium nitidum var. nitidum P. A. Munz 1923-4-10 6716 Los Angeles San Clemente Island; S of Lemon Tank west coast Comment
  CAS-BOT-BC60041  Lepidium virginicum var. menziesii Le Roy Abrams 1901-4-6 1396 Los Angeles Montevista. Comment
  RSA679061  Lepidium virginicum var. pubescens V. Soza, LeRoy Gross 2001-5-14 1222 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  RSA773297  Lepidium virginicum var. pubescens R. G. Swinney 2009-6-3 11060 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC55212  Lepidium virginicum var. pubescens Jos. Burtt Davy 1901-1-25 Los Angeles Saugus Comment
  LA32050  Lepidospartum squamatum Peter H. Raven; Henry J. Thompson 1958-9-19 13728 Los Angeles Santa Monica Mountains, near junction of Potrero Canyon Rd and Decker Rd [Westlake Blvd], near Lake Sherwood 281 Comment
  UC1584887  Leptodactylon pungens Tim Ross and Steve Boyd 1991-7-24 5620 Los Angeles ridge nne G.M. <Granite Mountain>; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1865 Comment
  SBBG42282  Leptosiphon bicolor M. B. Dunkle 1939-4-4 7262 Los Angeles Chenetti Cyn Comment
  RSA230189  Leptosiphon breviculus R. F. Thorne 1969-7-2 38226 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  RSA240651  Leptosiphon breviculus C. W. Tilforth, John Dourley 1973-5-24 812 Los Angeles Bob's Gap, ca. 2 miles NE of Valyermo, north desert slope of San Gabriel Mountains. Comment
  RSA311314  Leptosiphon breviculus R. F. Thorne 1973-5-11 43472 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  RSA606034A  Leptosiphon breviculus L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  UCR272643  Leptosiphon ciliatus R. G. Swinney 2011-6-7 15049 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  POM364636  Leptosiphon liniflorus Geo L. Moxley 1913-7-26 3099 Los Angeles Near Newhall. Comment
  SJSU13581  Lessingia glandulifera C. W. Sharsmith 1943-9-10 4584 Los Angeles near Llano, W Mojave Desert Comment
  RSA755726  Lessingia glandulifera var. glandulifera R. G. Swinney 2008-10-7 9479 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  CAS-BOT-BC123033  Lessingia lemmonii var. peirsonii Frank Warrington Peirson 1923-6-9 3550 Los Angeles Liebre Mts., at lowest point between the divides of Pine and Oak Grove Canyons 1173 Comment
  UC177467  Lessingia tenuis J. T. Rothrock August 1875 250 Los Angeles head Piru Creek Comment
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Dec 1 2015
  CAS-BOT-BC444441  Lewisia rediviva var. minor I. M. Johnston 1917-6-20 1493 Los Angeles San Antonio Mountains. Baldy Lookout of U.S.F.S. 1981 Comment
  CAS-BOT-BC283780  Leymus cinereus W. R. Dudley; F. H. Lamb 1896-6-4 4304 Los Angeles Lancaster Comment
  POM365315  Leymus condensatus George R. Johnstone 1931-5-18 s.n. Los Angeles Exposition Boulevard, Los Angeles. Comment
  RSA738059  Linanthus M. A. Sanatay 1966-5-10 s.n. Los Angeles San Rafael Hills 213 Comment
  RSA468561  Linanthus androsaceus subsp. luteolus N. C. Cooper 1948-4-21 2724 Los Angeles Littlerock. 762 Comment
  UCR177529  Linanthus aureus subsp. aureus LeRoy Gross 2005-4-28 2113 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UCR190382  Linanthus breviculus R. G. Swinney 2001-4-18 7918 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  CAS-BOT-BC226762  Linanthus californicus Geo. B. Grant 1904-5-5 6189 Los Angeles Arroyo Seco Canyon Comment
  LA200752  Linanthus californicus Jonathan Sauer; H. N. Sauer, R. Dix, A. Dix 1969-3-21 4406 Los Angeles Comment
  RSA156541  Linanthus californicus L. R. Abrams 1902-7-1 2624 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  SD90160  Linanthus californicus Benjamin C. Stone 1954-3-13 507 Los Angeles Chap[arral hillsides west of Prado Dam, 7.0 miles west of Corona. 366 Comment
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Dec 3 2014
  RSA0095265  Linanthus californicus subsp. glandulosus J. S. Burns 1992-5-11 10 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest. 762 Comment
  RSA468428  Linanthus californicus subsp. glandulosus Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles Foothills, San Rafael Hills Comment
  POM156653  Linanthus dianthiflorus subsp. dianthiflorus L. R. Abrams 1903-4-10 3235 Los Angeles Grassy hills, near Inglewood Comment
  POM364575  Linanthus dianthiflorus subsp. dianthiflorus N. C. Cooper 1940-4-19 s.n. Los Angeles Malabu Coast. Along highway. Near sea level. Comment
  RSA549800  Linanthus dichotomus Wandalee Thompson 1964-4-20 29 Los Angeles Thompson Ranch Road 20660 West Pine Canyon Road, Elizabeth Lake Road, west of Lake Hughes. 1128 Comment
  HSC17109  Linanthus parryae C. S. Apperson 1966-5-2 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  RSA545327  Linaria canadensis var. texana Tim S. Ross 1992-4-14 6159 Los Angeles San Clemente Island, central E side of island; coastal bluff on E escarpment ca 20 m S of where Nanny Cyn drainage meets the sea 18 Comment
  CAS-BOT-BC133224  Lithophragma R. G. Swinney 1998-4-13 5964 Los Angeles San Gabriel Mtns.: Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of N terminous of Mills Ave., on Cobal Canyon Rd.; Ca. 0.6 mi. NW of Mills 543 Comment
  CHSC8286  Lithophragma affine Edward L. Smith 1957-4-25 225 Los Angeles Located in Little Dalton Canyon. San Gabriel Mts. 365 Comment
  RSA0045217  Lithophragma affine R. G. Swinney 2010-6-21 13268 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 561 Comment
  SBBG98739  Lobelia dunnii var. serrata T. and A. Ross 1989-9-20 Los Angeles San Antonio Cyn, near pond W of Spring Hill in the cyn below Baldy Rd 975 Comment
  RSA0116220  Lobularia maritima Doris Hoover Bowers 1957-3-24 804 Los Angeles Altadena. 610 Comment
  UCSB12427  Loeseliastrum matthewsii Tinnin, Robert 1962-5-4 Los Angeles 12.5 miles northwest of Mountain Top Junction; about 9 miles east of Pearblossom on California State Highway 138 1036 Comment
  SBBG116981  Logfia arizonica S. A. Junak with K. Kirkland 2001-4-13 SCa 1432 Los Angeles just S of old rd, on ridgetop overlooking Empire Landing 225 Comment
  SBBG117059  Logfia filaginoides S. A. Junak with K. Kirkland 2001-4-14 SCa 1452 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 304 Comment
  SD69540  Logfia gallica Robert F. Thorne, P. Everett 1965-5-10 34517 a Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island. 424 Comment
  CAS-BOT-BC269096  Lolium perenne Geo. B. Grant 1904-7-8 6318 Los Angeles Cienega Comment
  RSA133256  Lolium temulentum P. H. Raven 1959-5-3 14075 Los Angeles Santa Monica Mountains. Mulholland Drive near head of Franklin Canyon, (34?N; 118-119?W) 381 Comment
  UC120524  Lolium temulentum T. S. Brandegee 1890-5-27 52 Los Angeles Santa Catalina Island Comment
  UCD66484  Lolium temulentum Frank W. Gould 1944-4-12 2282 Los Angeles 120th Street and Western Ave. Comment
  SBBG118816  Lomatium G. D. Wallace with M. Wallace 1983-5-20 2074 Los Angeles Aliso Cyn rd between Acton and Angeles Forest hwy Comment
  RSA729299  Lomatium nevadense R. G. Swinney 1998-7-2 6206 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UC1971221  Lomatium utriculatum Louis C. Wheeler 1969-5-3 Los Angeles SAN GABRIEL MOUNTAINS: Bluebird truck trail. Comment
  SFV10360  Lomatium utriculatum M. L. Vincent 1963-4-25 322 Los Angeles Santa Monica Mountains Intersection of Mulholland Highway and Old Topanga Road. 0.5 miles from road. Comment
  CAS-BOT-BC240490  Lonicera hispidula Peter H. Raven 1962-5-20 17773 Los Angeles Santa Catalina Island: Avalon Canyon about 1 mile south of Avalon Comment
  CATA319  Lonicera hispidula Mark L. Hoefs, A. Douglas Propst 1973-6-5 346 Los Angeles Santa Catalina Island: Skull Canyon 182 Comment
  UC303436  Lonicera interrupta I. M. Johnston 1917-8-23 1713 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 1524 Comment
  CAS-BOT-BC234813  Lonicera subspicata Joseph Andorfer Ewan 1936-8-2 9917 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  CAS-BOT-BC234866  Lonicera subspicata var. denudata Robert F. Thorne; C. W. Tilforth 1971-6-29 40708 Los Angeles San Gabriel Mts., Angeles National Forest: along Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1371 Comment
  RSA670931  Lonicera subspicata var. denudata Joseph M. Keefe 2001-1-19 30916 Los Angeles Roadside along Sholl Canyon Road, 3 meters north of beginning of the Eagle Rock Park Path, 200 meters north of Figueroa Street, Eagle Rock. 280 Comment
  RSA158258  Lotus argophyllus subsp. ornithopus P. H. Raven 1962-7-12 18043 Los Angeles Northwest Harbor, San Clemente Island 15 Comment
  RSA151287  Lotus dendroideus var. traskiae P. H. Raven 1962-4-10 17179 Los Angeles San Clemente Island. Small arroyo above Wilson's Cove 61 Comment
  RSA406933  Lotus dendroideus var. traskiae M. B. Dunkle, B. C. Templeton 1939-4-6 7281 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA3722  Lotus hamatus C. B. Wolf 1932-5-10 3512 Los Angeles Santa Catalina Island. Avalon Canyon above the east almond orchard. 121 Comment
  RSA90322  Lotus humistratus F. W. Peirson 1919-5-11 406 Los Angeles Arraster [Arrastre] Creek, north slope of San Gabriel Mts. 854 Comment
  PASA1099  Lotus micranthus Frank W. Peirson 1919-5-18 436 Los Angeles Monrovia Canyon, San Gabriel Mts. 426 Comment
  RSA0102541  Lotus nevadensis Richard G. Swinney 2011-6-7 15071 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due 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
  UCR43319  Lotus oblongifolius David Charlton 1986-6-15 296 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  RSA498778  Lotus oblongifolius var. oblongifolius I. M. Johnston 1917-6-20 1907 Los Angeles Camp Baldy 1220 Comment
  POM304866  Lotus oblongifolius var. oblongifolius H. J. Ramsey 1937-7-18 269 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  RSA639617  Lotus oblongifolius var. oblongifolius L. C. Wheeler 1967-5-23 9707 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  UCR137719  Lotus procumbens var. procumbens L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Juniper Hills Road, Juniper Hills, just north of road 1372 Comment
  UCR280864  Lotus salsuginosus R. G. Swinney 2014-5-19 16562 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA406312  Lotus salsuginosus var. salsuginosus Donald R. Bissing 1973-6-2 133 Los Angeles 3 miles from mouth of Evey Canyon 787 Comment
  SFV1859  Lotus scoparius K. A. Wilson 1961-3-12 1013 Los Angeles Santa Monica Mountains Decker Road, junction of western portion of Mulholland Highway. 457 Comment
  RSA406853  Lotus scoparius Robert Gustafson 1980-7-9 1811 Los Angeles Ballona Wetlands, Area 3. Comment
  SFV6190  Lotus scoparius R. M. Muran 1974-4-4 61 Los Angeles Santa Monica Mountains Along Mulholland Drive in Mandeville Canyon area. 427 Comment
  UCR205695  Lotus scoparius subsp. scoparius A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37021 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA0080776  Lotus scoparius var. scoparius R. G. Swinney 2010-4-15 12239 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  UC1211106  Lotus strigosus Huron H. Smith 1912-5-1 4886 Los Angeles Eagle Rock Valley 152 Comment
  RSA533497  Lotus strigosus var. strigosus T. S. Ross 1991-3-9 4195 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA406265  Lotus unifoliolatus H. C. Ackley 1917-05 s.n. Los Angeles Mulholland Drive. 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
  UCR271128  Lotus unifoliolatus var. unifoliolatus R. G. Swinney 2011-10-10 15759 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
  UC1279995  Ludwigia peploides subsp. peploides Peter H. Raven with H. L. Wedberg 1957-6-15 10922 Los Angeles 2.6 mi. e. Seminole Hot Springs; Santa Monica Mts. Comment
  LA205016  Lupinus albifrons R. Herley; 1932-3-26 sn Los Angeles Santa Catalina Island Comment
  SEINET10488429  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 7325 (3) Comment
  UC1922361  Lupinus bicolor Valerie Soza, Susan Caplow 2003-4-11 1629 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park vicinity, head of Brand Canyon, alongside Brand Park Mtwy, north side of powerline tower. 640 Comment
  UC73221  Lupinus bicolor Pupils of Los Angeles High School June 1904 Los Angeles near Los Angeles; near Los Angeles Comment
  RSA0041492  Lupinus bicolor Ron Martinolich 1991-5-3 61 Los Angeles Glendale, Flint Peak access road, 0.25 mi. east of water tower, on roadside. Comment
  UC1594350  Lupinus bicolor Tim Ross 1992-4-16 6199 Los Angeles 268 degrees w, 500 m distant from 1603' peak above Stone Field Station, San Clemente Island; central part of San Clemente Island 438 Comment
  UC56418  Lupinus bicolor Ernest Braunton Feb. 1903 819 Los Angeles Elysian Hills Comment
  POM350042  Lupinus bicolor subsp. microphyllus E. A. Purer, Freda Detmers 1931-3-19 s.n. Los Angeles Los Angeles; along Manchester Ave near Vermont Comment
  SEINET10484902  Lupinus bicolor subsp. microphyllus David B. Dunn 1946-1 Dunn 1994 Los Angeles Cultivated and weedy plants in the yard at 4911 pasadena ave. Terrace, los Angeles. Comment
  CAS-BOT-BC187873  Lupinus chamissonis Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Island Comment
  LA205008  Lupinus chamissonis Carl Epling; March 1925 6476 Los Angeles Clifton Comment
  UC57539  Lupinus chamissonis Geo. B. Grant 1903-5-16 5507 Los Angeles Redondo Comment
  UC1595578  Lupinus concinnus W. Wisura, E. Roeder 1992-4-21 4704 Los Angeles Valyermo Rd. 0.3 mi n of turnoff to St. Andrews (West Mojave); West Mojave Comment
  RSA0083088  Lupinus elatus R. G. Swinney 2010-10-8 14011 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  RSA87205  Lupinus elatus F. W. Peirson 1921-6-16 2438 Los Angeles Waterman ridge 2287 Comment
  RSA0110847  Lupinus excubitus R. G. Swinney 2011-5-6 14607 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
  UC127557  Lupinus excubitus J. Burtt Davy May 9 1896-May 24 1896 2494 Los Angeles Manzana , Manzana (Antelope Valley) Comment
  RSA606039  Lupinus excubitus var. austromontanus L. C. Wheeler 1964-6-20 8490 Los Angeles Mt. Waterman: south side. Comment
  CAS-BOT-BC216545  Lupinus excubitus var. johnstonii I. M. Johnston 1917-6-20 1492 Los Angeles Baldy Lookout of USFS 1981 Comment
  RSA87191  Lupinus excubitus var. johnstonii F. W. Peirson 1924-5-27 4637 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  OBI12897  Lupinus formosus D. H. Thomson 1944-5-7 s.n. Los Angeles Burbank; Verdugo Hills 671 Comment
  UCR99524  Lupinus formosus var. robustus Steve Boyd, Lauren Raz 1997-3-26 9351 Los Angeles San Gabriel Mtns., Liebre Mountains region, northern base of Portal Ridge at mouth of Myrick Canyon, S edge of the Antelope Valley, south of Fairmont Reservoir. 1000 Comment
  SEINET8043941 Image available Lupinus hirsutissimus R. G. Swinney 2010-1 12441 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream) below Natl. Forest boundary. 488 Comment
  POM2494  Lupinus hirsutissimus Crawford, Otis Hiatt 1916-3-28 566 Los Angeles Santa Monica Mountains. 305 Comment
  RSA160414  Lupinus latifolius var. parishii J. D. Olmsted 1959-5-13 624 Los Angeles Evey Canyon along N side of Creek 500 yards W of San Antonio canyon. San Gabriel Mtns, San Antonio Creek. 713 Comment
  POM199531  Lupinus longifolius I. W. Clokey, Bonnie C. Templeton 1929-05 4560 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  UC1584036  Lupinus longifolius Tim Ross and Orlando Mistretta 1990-10-24 3302 Los Angeles where crossed by the Upper Monroe Road at ca 2885 ft (off the e side San Gabriel Reservoir) (Upper reaches of Venedo Canyon); San Gabriel Mts, (off e side San Gabriel Reservoir) 879 Comment
  UC535526  Lupinus longifolius Ira W. Clokey, B. Templeton May 1929 4560 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 250 Comment
  SEINET3860255  Lupinus microcarpus R. G. Swinney 2009-4-24 10439 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  OBI48493  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1346 Los Angeles Hwy 138 and 26th Ave in Palmdale Comment
  RSA350742  Lupinus moranii Reid V. Moran 1941-2-18 587 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  CDA27553  Lupinus nanus M. K. Bellue, G. C. Fleischman 1945-10-8 Los Angeles San Fernando Soil Cons. nursery. 0 Comment
  SEINET12154669  Lupinus polycarpus J. F. Bright, Wyman, C. 1932-1 7993 Los Angeles Hollywood Comment
  SEINET13203165 Image available Lupinus sparsiflorus R. G. Swinney 2010-1 11832 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. (Oat Mt. 7.5' Q.) 442 Comment
  UCR266384  Lupinus sparsiflorus D. E. Bramlet, Allison D. Rudalevige 2009-4-27 4365 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, along Oro Vista Ave. west of Big Tujunga Canyon Rd. 397 Comment
  RSA008657  Lupinus sparsiflorus Fay A. MacFadden 1933-04 10995 Los Angeles Verdugo Mountains: Tujunga Wash off Radford St., Roscoe. Comment
  RSA590526  Lupinus sparsiflorus subsp. sparsiflorus Orlando Mistretta 1994-3-30 965 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  RSA414330  Lupinus succulentus Robert M. Perkins 1935-3-24 18 Los Angeles San Antonio Canyon.[San Gabriel Mountains] Comment
  SD90558  Lupinus succulentus Robert F. Thorne 1973-4-12 42906 Los Angeles San Clemente Island: China Point at end of road. 14 Comment
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Dec 24 2010
  RSA0019305  Lupinus succulentus Doris Bowers 1967-5-21 384 Los Angeles Palos Verdes Peninsla 305 Comment
  RSA167629  Lupinus truncatus P. H. Raven, R. F. Thorne 1964-5-7 s.n. Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  SEINET3131625  Lupinus truncatus G. B. Grant 1904-5-4 734 Los Angeles Pasadena Comment
  UCR258697  Lupinus truncatus R. G. Swinney 2010-3-22 12024 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  CAS-BOT-BC231365  Lycium andersonii A. D. E. Elmer 1902-6-1 3757 Los Angeles Acton, Mt. Gleason Comment
  CAS-BOT-BC231486  Lycium brevipes var. hassei Geo. B. Grant 1900-3-30 12469 Los Angeles Avalon, Santa Catalina Id. Comment
  UCR18076  Lycium brevipes var. hassei A. C. Sanders 1976-3-10 989 Los Angeles South Coast, Portuguese Point, above Abalone Cove, Palos Verdes Peninsula 30 Comment
  JEPS12425  Lycium cooperi J. B. Davy 1896-5-17 2309 Los Angeles near Little Creek (e Los Angeles County); Mohave Desert, Llano Verde [possibly Anaverde Creek] Comment
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Sep 16 2015
  UC718189  Lycium cooperi Carl B. Wolf 1937-4-28 Los Angeles 4.5 mi s Lancaster; Western Mojave Desert, Antelope Valley 716 Comment
  UCSB10437  Lycium cooperi Wedberg, H. 1957-4-20 Los Angeles Soledad Cam near Hwy 6; Comment
  RSA0051698  Lyonothamnus floribundus Nancy Anderson 1955-1 s.n. Los Angeles Catalina Island. Comment
  UC1244215  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-7-10 17971 Los Angeles upper reaches Cave Canyon (large canyon draining southwest from Thirst); San Clemente Island Comment
  CAS-BOT-BC142278  Lyonothamnus floribundus subsp. floribundus James R. Shevock 1975-3-23 4050 Los Angeles About 1/4 mile northeast of Black Jack Campground towards Whites Cove - Santa Catalina Island 365 Comment
  CAS-BOT-BC142323  Lyonothamnus floribundus subsp. floribundus Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA451795  Lyonothamnus floribundus subsp. floribundus G. R. Johnstone 1934-5-20 18978 Los Angeles Santa Catalina Island. Descanso Canon. Comment
  RSA578209  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8192 Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 95 Comment
  RSA0113214  Lyonothamnus floribundus subsp. floribundus Steven A. Junak 2000-5-19 SCa- 1319 Los Angeles Santa Catalina Island. N-facing slope in canyon above Button Shell Beach. 229 Comment
  SBBG121659  Lythrum californicum S. D. White, A. Warniment 2006-7-7 11621 Los Angeles Gorman Crk NE of Interstate 5 1037 Comment
  CAS-BOT-BC343703  Madia elegans Timothy S. Ross; Steve Boyd 1994-5-24 7847 Los Angeles Liebre Mountains. Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  UCR186491  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 1098 Comment
  SD69014  Madia gracilis Robert F. Thorne 1968-5-28 37648 Los Angeles Santa Catalina Island; central part of Bulrush Canyon 245 Comment
  UC1601157  Madia gracilis T. Minthorn July 1920 Los Angeles near Avalon (Catalina Island); Catalina Island Comment
  SBBG17770  Malacothamnus clementinus P. H. Raven 1962-7-10 17977 Los Angeles cyn below Lemon Tank 243 Comment
  SBBG98444  Malacothamnus clementinus T. Ross 1991-5-23 5506 Los Angeles Wilson Cove settlement; lawn at bus stop on N side of Bldg 60112 53 Comment
  POM263063  Malacothamnus davidsonii J. C. Roos 1937-7-7 331 Los Angeles Near San Fernando Comment
  RSA652512  Malacothamnus fasciculatus Jim Reutzel 1994-5-22 55 Los Angeles Los Angeles [Pomona], Trees [large shrub] above the Cal Poly letters. Hills behind the Cal Poly Pomona University Health Center. Comment
  UCR3970  Malacothamnus fasciculatus Art Whistler 1965-5-1 s.n. Los Angeles San Fernando Valley, Chatsworth, at the W base of 'Stony Point,' which is at the N end of Topanga Canyon Blvd. 305 Comment
  RSA434302  Malacothamnus fasciculatus I. W. Clokey, Bonnie C. Templeton 1929-05 4553 Los Angeles Mandeville Canyon 500 Comment
  RSA0070066  Malacothamnus fasciculatus subsp. catalinensis Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 11 Los Angeles Deer Valley Trail. 22 Comment
  UC1122003  Malacothamnus marrubioides P. L. Johannsen 1934-2-13 282 Los Angeles 1 1/4 mi se Haskell Bouquet Canyon; Santa Susana quadrangle Comment
  UC2030083  Malacothamnus marrubioides Steve Boyd, Valerie Soza 2002-4-10 1387 Los Angeles Transverse Ranges, Liebre Mountains region: Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stable Fire 2001 area. Comment
  JEPS31169  Malacothrix californica Ernest C. Twisselmann 1962-4-18 6955 Los Angeles 0.5 mi above Oso Corral; Tehachapi Mountains, Oso Canyon 975 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
  RSA727533  Malacothrix glabrata R. G. Swinney 1998-5-16 6081 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UCR117112  Malacothrix saxatilis A. C. Sanders, D. Malueg 2001-5-17 24343 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  RSA6053  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1932-10-3 4210 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  CAS-BOT-BC347920  Malacothrix saxatilis var. tenuifolia J. G. Williamson 1928-8-4 s.n. Los Angeles Catalina Isl. Comment
  RSA14396  Malosma laurina Elmer I. Applegate 1927-2-18 4977 Los Angeles Mandeville Canyon Comment
  RSA658308  Malosma laurina D. Roche 1998-5-26 28 Los Angeles Camp Baldy Road at fence line of Dept. of water structure. North side of road. 573 Comment
  POM296982  Marah macrocarpa Karen Hosterman 1957-4-8 964 Los Angeles Santa Catalina Island. Avalon; just E of Stables on road to Bird Park; E-W Canyon. Comment
  RSA498131  Marah macrocarpa Edwin Kline 1925-2-15 s.n. Los Angeles Mulholland Estate, Santa Monica Mountains. 549 Comment
  RSA409837  Marrubium vulgare Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  LA206251  Meconella denticulata Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  CAS-BOT-BC174974  Medicago lupulina Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8096 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountains 515 Comment
  RSA599899  Medicago lupulina L. C. Wheeler 1933-10-20 2177 Los Angeles San Gabriel River. 70 Comment
  LA33776  Medicago polymorpha Peter H. Raven; Henry J. Thompson 1959-5-5 14117 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  OBI35717  Medicago polymorpha Rebecca Cicoria 1982-4-25 46 Los Angeles Palos Verdes Peninsula: Purple Cyn, Rolling Hills Comment
  LA33950  Medicago sativa Peter H. Raven; Henry J. Thompson 1959-9-18 14438 Los Angeles Santa Monica Mountains, Santa Monica Blvd near Beverly Glen Blvd 76 Comment
  POM213745  Melampodium perfoliatum Walter E. Haag 1935-11-1 s.n. Los Angeles Near Rio Hondo near Whittier Comment
  UCR217126  Melia azedarach R. G. Swinney 2009-3-19 10135 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel 171 Comment
  POM204737  Melica imperfecta Le Roy Abrams 1901-4-1 1220 Los Angeles Ballona Harbor. Comment
  RSA3499  Melica imperfecta C. B. Wolf 1932-5-9 3442 Los Angeles Santa Catalina Island. Base of cliff opposite the tent city. 8 Comment
  RSA651808  Melica imperfecta Marion P. Harthill 1972-4-1 627 Los Angeles Mt. Wilson. 762 Comment
  RSA774058  Melica imperfecta R. G. Swinney 2009-6-12 11128 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UC579192  Melica imperfecta A. Lewis 1933-5-8 196 Los Angeles 1 mi nw Red Rover Mine (near Mint Canyon Highway); Elizabeth Lake Quad. 944 Comment
  UCR180222  Melica imperfecta R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  CATA958  Melilotus albus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1823 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  POM348162  Melilotus albus F. R. Fosberg 1931-4-10 s 4603 Los Angeles Eagle nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UC1595257  Melilotus albus Tim Ross and Peter Fritsch 1990-6-20 3629 Los Angeles mouth of canyon near confluence of e and w forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  SBBG12330  Melilotus albus P. H. Raven 1962-7-10 17959 Los Angeles rd just above big dune near NW end of island Comment
  RSA657751  Melilotus indicus Tim Turmezei 1988-3-2 8 Los Angeles Walnut Creek. Comment
  SBBG12725  Melilotus indicus E. R. Blakley 1962-6-10 5213 Los Angeles camp area, Wilson Cove 30 Comment
  UCSB3448  Melilotus indicus McElwain, Isabelle 1953-3-29 Los Angeles 500 yds. N. 10000 Bull Canyon Rd. Grenada Hills 457 Comment
  LA202605  Mentha pulegium Peter H. Raven; Henry J. Thompson 1959-9-27 14543 Los Angeles 291 Comment
  RSA440351  Mentzelia affinis T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  RSA578990  Mentzelia affinis Tim S. Ross, D. L. Banks, J. Mark Porter, Gery Allan, Vanessa Ashworth, Megan Tommerup 1994-3-28 7431 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  UCR201417  Mentzelia albicaulis Scott D. White 2004-5-5 10296 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  JEPS41224  Mentzelia congesta Frank W. Peirson 1919-6-14 472 Los Angeles San Gabriel Mountains, Rock Creek Comment
  RSA233510  Mentzelia congesta Robert F. Thorne, C. W. Tilforth 1972-6-29 s.n. Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
  UC167090  Mentzelia dispersa Geo. B. Grant Jun 15 1905-Jun 18 1906 Los Angeles San Gabriel Mts., Summit of Mt. Wilson 1828 Comment
  RSA446773  Mentzelia micrantha Geo. C. Johnstone 1926-5-15 s.n. Los Angeles Griffith Park Comment
  RSA710749  Mentzelia micrantha Valerie L. Soza, Susan Caplow 2003-4-11 1630 Los Angeles Brand Park vicinity, head of Brand Canyon, alongside Brand Park Mtwy, north side of powerline tower. 640 Comment
  RSA630313  Mentzelia veatchiana Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UC56514  Mentzelia veatchiana Ernest Braunton 1902-4-30 219 Los Angeles n Pomona Comment
  UCR229153  Mentzelia veatchiana Dan S. Cooper 2011-5-5 511- 51 B Los Angeles Western Mojave Desert, Antelope Valley, 5.4 mi southeast (119 deg. ) of Neenach, south of Ripley Reserve, south of Hwy 138 938 Comment
  CAS-BOT-BC167613  Mentzelia veatchiana Ernest Braunton 1902-4-29 219 Los Angeles W. Pomona Comment
  RSA650014  Mesembryanthemum chilense R. Danborn 1948-2-15 s.n. Los Angeles North Pomona, near L.A. Co. Fairgrounds. Comment
  RSA402614  Mesembryanthemum crystallinum F. R. Fosberg 1931-7-12 S- 5387 Los Angeles Bird Rock, Santa Catalina Island. Comment
  SD52876  Microseris douglasii subsp. platycarpha Peter H. Raven 1962-4-20 17199 Los Angeles San Clemente Island 580 Comment
  SD69708  Microseris douglasii subsp. platycarpha Robert F. Thorne 1966-4-29 36302 Los Angeles Santa Catalina Island; along Airport Road before turn off to Middle Ranch Canyon. 455 Comment
  POM363467  Microseris lindleyi B. C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 250 Comment
  RSA660406  Microseris lindleyi Orlando Mistretta 1992-5-21 363 Los Angeles Right Star Mine, S of Acton. Comment
  CATA1003  Mimulus aurantiacus Mark L. Hoefs 1994-7-18 1884 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  RSA640729  Mimulus aurantiacus Louis C. Wheeler 1931-3-30 s.n. Los Angeles LaVerne: Wheeler's residence. . Comment
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Nov 23 2015
  HSC20776  Mimulus aurantiacus var. pubescens David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA442633  Mimulus aurantiacus var. pubescens A. M. Johnson 1934-5-1 4447 Los Angeles Shaded moutain side, Sepulveda Canyon. Comment
  RSA762460  Mimulus aurantiacus var. pubescens R. G. Swinney 2009-3-12 10095 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  SFV3375  Mimulus aurantiacus var. pubescens P. G. Kilburn 1958-3-29 671 Los Angeles Santa Susana Mountains Phil Gentile Ranch. On road leading to pasture. 457 Comment
  UC943828  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-6 1888 C Los Angeles hills a few mi w Pomona (on Highway 99 at summit of grade on high cut s side of road) Comment
  POM246634  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-7 S- 4497 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 2 Comment
  UCR282006  Mimulus bigelovii R. G. Swinney 2014-5-1 16322 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  RSA226236  Mimulus brevipes Gary D. Cromwell, David W. Wheat 1971-4-21 552 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains, 2 miles NE of Glendora 564 Comment
  JEPS24108  Mimulus cardinalis Henry J. Thompson 1959-5-24 1983 Los Angeles 0.3 mi n Coast Highway; Santa Monica Mountains, Tuna Canyon 45 Comment
  POM158260  Mimulus cardinalis M. B. Dunkle 1928-5-13 1951 Los Angeles Cottonwood Canyon, Santa Catalina Island. 15 Comment
  RSA420661  Mimulus cardinalis F. R. Fosberg 1931-5-6 S- 4818 Los Angeles Santa Catalina Island, Cape Canyon. 260 Comment
  RSA713804  Mimulus cardinalis Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  POM156321  Mimulus cardinalis L. R. Abrams 1902-7-1 2616 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  UCSB33682  Mimulus cardinalis Miller, Brian 1960-7-21 Los Angeles Dawson's Saddle; San Gabriel Mountains 2590 Comment
  UCR190807  Mimulus floribundus R. G. Swinney 1998-8-6 6694 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  POM306775  Mimulus floribundus Henry J. Ramsey, Henry J. Ramsey 1937-9-2 I 622 Los Angeles Angeles Crest Highway, 3 miles below Mt. Wilson. Comment
  POM308398  Mimulus floribundus Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3122 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  UC1349310  Mimulus floribundus Robert F. Thorne and M. Z. Thorne 1966-8-29 36572 Los Angeles ca. 3 mi s Coldbrook Campground (along branch of and along main stream of North Fork of San Gabriel River); San Gabriel Mts., Angeles National Forest 670 Comment
  RSA515211  Mimulus fremontii Steve Boyd 1986-3-30 1505 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA442771  Mimulus guttatus Bonnie C. Templeton 1932-7-20 5041 Los Angeles Big Pines Park. 2092 Comment
  RSA756736  Mimulus guttatus R. G. Swinney 2008-6-24 9094 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  UC56257  Mimulus guttatus Ernest Braunton July 1902 549 Los Angeles Sherman Comment
  RSA80446  Mimulus guttatus F. W. Peirson 1921-6-21 2461 Los Angeles West Fork of San Gabriel River 884 Comment
  UCR192835  Mimulus johnstonii R. G. Swinney 1998-7-6 6276 Los Angeles San Gabriel Mtns., 0.2 mi. up western tributary of Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  LA51879  Mimulus pilosus W. O. Griesel; 1936-4-26 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  RSA0091501  Mimulus pilosus R. G. Swinney 2010-6-29 13375 B Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  SEINET10570268  Mimulus puniceus Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4780 Los Angeles Santa Catalina Island; Catalina Conservancy Land, 2.5 miles west of Wrigley Reservoir, along roadside. 3 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 427 Comment
  RSA506827  Minuartia douglasii L. C. Wheeler 1967-5-12 9471 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA632861  Minuartia nuttallii subsp. gracilis R. F. Thorne, Robert Frampton 1971-6-27 40981 Los Angeles San Gabriel Mountains: Angeles National Forest, West Baldy Peak. 3013 Comment
  SBBG17879  Mirabilis californica P. H. Raven 1962-4-9 17174 Los Angeles Wilson Cove 60 Comment
  SBBG95916  Mirabilis californica M. B. Dunkle 1939-4-3 7235 Los Angeles Chenetti Cyn Comment
  RSA657202  Mirabilis laevis var. crassifolia Joseph M. Keefe 2001-1-19 30980 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 385 Comment
  RSA247977  Mirabilis laevis var. retrorsa Robert F. Thorne, Gary D. Wallace 1973-4-24 43446 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA0016141  Monardella australis R. G. Swinney 1997-7-16 5656 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood. 1921 Comment
  UCR143093  Monardella breweri subsp. glandulifera Samuel R. Tyson 1943-9-1 s.n. Los Angeles San Gabriel Mountains, Brown's Flat, San Dimas Canyon 1250 Comment
  CHSC5096  Monardella breweri subsp. lanceolata M. MacArthur 1967-7-16 81 Los Angeles Charlton flat ca. 1 mi from Angeles Crest hwy., below parking area #12, Angeles National Forest, San Gabriel Mtns. 1524 Comment
  CAS-BOT-BC220127  Monardella exilis Ira L. Wiggins 1966-4-17 20603 Los Angeles To east of Alpine Butte Wildflower Sanctuary, north of Pearblossom. Mohave [Mojave] Desert Comment
  UCR234181  Monardella exilis B. G. Pitzer 1998-5-12 3680 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  SD239800  Monardella hypoleuca subsp. hypoleuca Mark A. Elvin, Adam Clause 2008-5-30 5972 Los Angeles Transverse Ranges: Santa Monica Mountains: Santa Ynez Canyon, ca. 300 m N of Verde De La Montura Road Comment
  SBBG71948  Monardella linoides subsp. oblonga R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA667595  Monolopia lanceolata Steve Boyd, Lee Lenz 2001-5-2 10419 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
  CDA35808  Morus alba R. G. Swinney 2009-3-12 10103 Los Angeles San Gabriel Mtns. Foothills; Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. Comment
  UCR206520  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
  SD40074  Mucronea californica Edith A. Purer 1933-5-30 5000 B Los Angeles Partially stabilized sand dunes, Playa del Rey Comment
  RSA725184  Mucronea perfoliata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -106 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  RSA403594  Muhlenbergia asperifolia Anstruther Davidson 1889-07 s.n. Los Angeles Riverside. Los Angeles. Comment
  CDA30164  Muhlenbergia microsperma J. Dittes, J Guardino 2008-2-23 1501 Los Angeles Transverse Ranges; San Gabriel Mountains; Big Tujunga Canyon; circa 2.4 air-miles southeast of Mount McKinley, circa 4.3 air-miles west of Big Tujunga Reservoir, circa 3.4 air-miles northeast of Mount Gleason Jr. High School; near Delta Flat Picnic Area. Comment
  SEINET10860551  Muhlenbergia microsperma LeRoy R. Abrams Abrams 1383 Los Angeles Monte Vista. Comment
  RSA13824  Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles Buckhorn, San Gabriel Mountains. 1982 Comment
  RSA729767  Muhlenbergia rigens R. G. Swinney 1998-8-6 6719 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  RSA0070127  Muilla maritima LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6959 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
  CAS-BOT-BC515096  Muilla maritima Le Roy Abrams 1901-4-6 1384 Los Angeles Big Tujunga Wash Comment
  SD90411  Munzothamnus blairii Robert F. Thorne 1966-4-16 36029 Los Angeles San Clemente Island; canyon south of Lemon Tank, south of Nanny,northeast side of island. 149 Comment
  SEINET10469464  Musa Kappes 2001-3-2 Kappes 99 Los Angeles Farm Fresh, 6333 W. 3rd Street, Los Angeles, CA, 90036. Phone: (323) 931-3773. Comment
  OBI43718  Myoporum laetum A. C. Sanders 1986-7-30 6819 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr E of Vista Del Mar Blvd 30 Comment
  JEPS30072  Myrica californica Dr. H. E. Hasse 1890-7-15 2 Los Angeles Santa Monica Range, Rustic Canyon Comment
  UCR193719  Nama demissa R. G. Swinney 1999-4-5 7062 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  POM353178  Nassella cernua F. H. Elmore 1939-11-26 2 Los Angeles San Clemente Island. Pyramid Cove. Comment
  RSA618585  Nassella cernua L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  UC1133145  Nassella cernua R. St. John 1933-3-25 356 Los Angeles Limekiln Canyon Santa Susana Quadrangle 396 Comment
  CAS-BOT-BC259914  Nassella lepida Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Ostrich Farm Comment
  CAS-BOT-BC260139  Nassella pulchra L. R. Abrams; I. L. Wiggins 1931-7-6 381 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  CAS-BOT-BC65037  Nasturtium gambelii Dennis E. Breedlove 1904-1-1 s.n. Los Angeles Cienaga Comment
  UC52510  Navarretia atractyloides Ernest Braunton 1902-6-13 477 Los Angeles n side Griffith Park Comment
  POM277144B  Navarretia hamata subsp. hamata E. S. Steele, H. S. Pratt 1935-5-25 s.n. Los Angeles Sunland Comment
  SEINET10939176  Nemacladus ramosissimus Philip A. Munz 1925-5-23 Munz 9435 Los Angeles Burn in San Gabriel Canyon 488 Comment
  RSA252883  Nemacladus sigmoideus R. F. Thorne 1973-5-11 43541 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA639035A  Nemacladus sigmoideus R. F. Thorne 1973-5-11 43524 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  SEINET10906109  Nemacladus sigmoideus Thorne 1973-5-11 THORNE 43469 Los Angeles San Gabriel Mts., Mojave Desert Slope: 0.25-0.50 mile north of Bob's Gap, north slope of Holcomb Ridge, ca 2.5 miles due south of Llano 1158 Comment
  SEINET5521013  Nemophila menziesii G. B. Grant March 3rd 833 Los Angeles Pasadena, southern CA Comment
  POM3465  Nemophila menziesii var. integrifolia Alice Eastwood 1904-4-22 4182 Los Angeles Monrovia. Comment
  PASA2121  Nemophila rotata var. incana Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA613606  Nerium oleander L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Ant Canyon. 678 Comment
  CAS-BOT-BC349859  Nicolletia occidentalis Timothy S. Ross; J. Mark Porter 1994-5-1 7613 a Los Angeles Southwestern Mojave Desert: open desert along North 240th Street East, ca 3700 m NNE of Moody Springs and 3300 m W of the L.A./San Bern. County line 870 Comment
  CAS-BOT-BC231562  Nicotiana glauca Javier Penalosa 1961-5-21 1521 Los Angeles San Gabriel Co. Comment
  UCR73126  Nicotiana quadrivalvis Scott D. White 1992-10-8 899 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
  SEINET10696856  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3949 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET2540592 Image available Nitrophila occidentalis David Charlton 1989-1 3182 Los Angeles Western Mojave Desert; southwest of Piute Ponds, Edwards Air Force Base 700 Comment
  UCR143178  Notholaena californica subsp. californica L. C. Wheeler 1932-6-26 878 Los Angeles San Gabriel Mtns, San Gabriel Canyon 335 Comment
  UC218024  Oenothera laciniata P. A. Munz 1922-7-17 6127 Los Angeles New York Ave. Pasadena Comment
  RSA0127624  Opuntia basilaris var. brachyclada Richard G. Swinney 2014-4-23 16175 Los Angeles San Gabriel Mountains/Mojave Desert: east of Valyermo, 3.1 miles south of Hwy 138 on Bob's Gap Rd (15th St E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains. 1232 Comment
  RSA439560  Opuntia oricola F. H. Elmore 1939-2-18 382 Los Angeles San Clemente Island. Comment
  UC306247 Image available Opuntia oricola Davidson May 1916 Los Angeles Hollywood Comment
  POM306087  Opuntia prolifera P. H. Raven 1962-5-9 17656 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  POM285262  Opuntia vaseyi Lyman Benson 1953-6-3 15131 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  POM302049  Orcuttia californica M. K. Bellue, Henson 1944-10 s.n. Los Angeles Old Municipal Airport, Rosecrans Avenue. Comment
  UC1348979  Orobanche fasciculata Robert F. Thorne, M. Z. Thorne 1967-7-19 37157 Los Angeles San Gabriel Mountains. Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. Comment
  RSA402073  Orthocarpus purpurascens Ducelia Sabb 1937-7-3 19717 Los Angeles Los Angeles. Comment
  JEPS15912  Osmorhiza berteroi Frank W. Peirson 1919-6-14 491 Los Angeles Rock Creek San Gabriel Mountains 1981 Comment
  RSA191357  Osmorhiza berteroi R. F. Thorne, M. Z. Thorne 1967-7-19 37190 Los Angeles San Gabriel Mountains. 1981 Comment
  RSA263906  Osmorhiza brachypoda C. W. Tilforth 1976-3-30 1207 Los Angeles Evey Canyon, N of Claremont. Comment
  UC1400351  Osmorhiza brachypoda Donald R. Bissing 1973-2-22 6 Los Angeles Evey Canyon San Gabriel Mountains (1.0 mi from canyon mouth, on ne face of canyon wall) 853 Comment
  RSA0085299  Oxalis pes-caprae R. G. Swinney 2010-3-16 11929 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  UCD111023  Oxalis pes-caprae Daryl Koutnik 1978-3-3 s.n. Los Angeles across from the Federal Building on S. Ferry St. on Terminal Island, San Pedro. 4 Comment
  UCSB10191  Oxalis pilosa H., J. 1941-4-4 Los Angeles San Dimas Canyon, meadow south of San Dimas runoff plots, field no. 586 426 Comment
  RSA715261  Oxalis purpurea A. C. Sanders 1988-2-18 7690 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 Comment
  RSA746418  Oxytheca parishii var. parishii Orlando Mistretta 1994-7-12 1406 Los Angeles Transverse Ranges; San Gabriel Mtns. region: Along trail, S fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. On trail to Mt. Williamson, 1/4 mile from Islip Saddle. 2073 Comment
  HSC104225  Oxytheca perfoliata R. G. Swinney 2009-4-24 10441 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  JEPS26539  Packera ionophylla Peter Kamb 1947-6-30 613 Los Angeles Mt. Islip Summit San Gabriel Mts. 2499 Comment
  CHSC25022  Paeonia californica T. P. Spira 1977-4-6 101 Los Angeles Ca. 1 mi e of Los Virgines Road, off of Mulholland Way. 180 Comment
  RSA580949  Paeonia californica Catherine A. Mish 1995-2-25 6 Los Angeles Santa Monica Mtns, Malibu State Park 300 Comment
  SBBG128297  Panicum capillare S. Ratay, R. Shea 2006-12-7 102 Los Angeles Buffalo Springs drainage Comment
  UCR199987  Panicum capillare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1361 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  UCR259086  Panicum capillare R. G. Swinney 2010-9-1 13664 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  POM220269  Panicum miliaceum F. M. Reed 1929-7-30 6545 Los Angeles Claremont, Foothill Blvd. Comment
  POM367109  Parapholis incurva F. R. Fosberg 1931-4-3 S 4476 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  SBBG19172  Parietaria hespera var. californica M. A. Piehl 1963-12-7 631034 Los Angeles point opposite Pyramid Head on SE tip of island 12 Comment
  RSA653478  Parietaria hespera var. hespera Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 782 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  CAS-BOT-BC413416  Parietaria hespera var. hespera John Thomas Howell 1928-4-18 3728 Los Angeles N. side of Griffith Park, Los Angeles Comment
  CDA35714  Parthenocissus inserta A. C. Sanders, Mark A. Elvin 2002-8-26 25588 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed; Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near Airport Mesa . Comment
  LA105058  Paspalum dilatatum Barry A. Prigge; 1988-7-3 8208 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  RSA0029489  Paspalum dilatatum Mark L. Hoefs, Steven A. Junak 1996-7-9 2720 Los Angeles Santa Catalina Island. By Middle Ranch Reservoir, Middle Canyon. 201 Comment
  RSA733147  Paspalum vaginatum R. E. Riefner 2006-7-8 6 -293 Los Angeles City of Malibu, Malibu Lagoon, E. lagoon near Surfrider Beach. 0 Comment
  CDA5094  Passiflora caerulea A. C. Sanders 2003-5-22 26815 Los Angeles San Gabriel Valley; Along 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 Comment
  SEINET10682065  Passiflora caerulea S. Krosnick 2008-7-27 Krosnick 402 Los Angeles In cultivation at RSABG greenhouses. Grown from commercially distributed seed. Comment
  RSA682514  Pectocarya anisocarpa Scott D. White, Michael Honer 2003-5-7 9187 Los Angeles South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  UCR214047  Pectocarya penicillata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37973 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  UCR220254  Pectocarya penicillata R. G. Swinney 2009-4-28 10506 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA710840  Pectocarya penicillata LeRoy Gross 2005-5-3 2202 -b 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., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR184211  Pectocarya setosa A. C. Sanders 2007-4-19 33449 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  CDA1006  Pellaea andromedifolia D. G. Kelch 1991-3-17 1315 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA0093052  Pellaea andromedifolia Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14348 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  LA36127  Pellaea andromedifolia Bayard H. Brattstrom; 1950-12-12 sn Los Angeles Outpost Mountain, Eastern Santa Monica Mts Comment
  RSA310139  Penstemon caesius Wayen E. Sawyer 1980-7-9 8 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and Vincent Gap, 1.3 mile from Dawson Saddle. 2348 Comment
  POM11621  Penstemon centranthifolius Philip A. Munz 1921-6-18 4569 Los Angeles head of Sheep Creek (north slope of San Antonio Mountains) 1524 Comment
  UCD166191  Penstemon centranthifolius Jack Major 1962-4-15 757 Los Angeles On road to Big Pines above Valyermo, north side of San Antonio Peak. (Exact location unknown. Coordinates estimated by label maker.) 1390 Comment
  SDSU10929  Penstemon centranthifolius Lorenzo Cook 1931-5-9 Los Angeles Tapanga Canyon. Comment
  RSA188500  Penstemon grinnellii subsp. grinnellii Robert F. Thorne, John Olmsted 1965-8-26 35356 Los Angeles San Gabriel Mountains; Angeles National Forest, near top of Blue Ridge SE of Holiday Hill Ski Lift 2561 Comment
  RSA408047  Penstemon grinnellii subsp. grinnellii Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson Peak. San Gabriel Mountains Comment
  UCD124192  Penstemon grinnellii var. grinnellii Steve Mason; Helen M. Mason 1993-5-5 29 Los Angeles on Angeles Crest Hwy., 3.5 miles above Big Tujunga Canyon Road, above large parking area on southwest side of road, below water tank. 1798 Comment
  RSA407913  Penstemon heterophyllus var. australis Louis C. Wheeler 1933-6-17 1871 Los Angeles Mouth of Palmer Canyon, San Gabriel Mountains. 488 Comment
  RSA408093  Penstemon heterophyllus var. australis H. L. Bauer 1932-5-1 16801 Los Angeles Calabasas. Comment
  JEPS23231  Penstemon heterophyllus var. heterophyllus Rimo Bacigalupi with Reino Alava 1958-7-21 6460 Los Angeles opposite Forsythe Canyon (at northern base of Sawmill Mtn., in dry gravelly creek bed of Pine Creek, in San Andreas Rift Zone (fault valley), Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Pine Creek 1075 Comment
  NY604274  Penstemon labrosus L. Abrams 1902-6-30 2606 Los Angeles Summit of Mount Wilson 1767.8 Comment
  RSA0094383  Penstemon labrosus Richard G. Swinney 2011-6-23 15322 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao visitor Center. 1582 Comment
  SEINET10376032 Image available Penstemon rostriflorus Wesley O. Griesel 1961-1 Los Angeles State Hwy. 2 near White Thorn Picnic Area, San Gabriel Mountains 2286 Comment
  RSA562166  Penstemon speciosus D. Charlton 1989-6-10 3224 Los Angeles Frazler Mtn Rd., Lockwood Valley, Los Padres National Forest. 1829 Comment
  UCR100071  Penstemon spectabilis R. G. Swinney 1969-4-29 393 Los Angeles San Gabriel Valley, c. 0.3 mi north of Foothill Blvd. (Hwy 66) and 1.0 mi east of San Gabriel River Channel, Azusa 189 Comment
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Feb 1 2011
  LA201529  Pentachaeta lyonii Arthur C. Gibson; 2003-6-3 sn Los Angeles Santa Monica Mountains, Triunfo Creek Park, Westlake Village, Pentachaeta Trail 304 Comment
  POM123113  Pentachaeta lyonii Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  SD82695  Pentagramma triangularis Louis C. Wheeler 1931-7-29 Los Angeles San Antonio Mountains, Coble's Canyon 609 Comment
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Jan 2 2014
  RSA0060327  Pentagramma triangularis E. L. Brown 1893-03 s.n. Los Angeles Arroy Seco [Arroyo Seco]. Comment
  RSA0062901  Pentagramma triangularis T. S. Ross 1991-5-23 5484 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 39 Comment
  RSA0062915  Pentagramma triangularis Lyman Benson 1945-1-20 11591 Los Angeles Upper end of upper reservoir, San Gabriel River Canyon. San Gabriel Mountains, Pacific Slope drainage. 427 Comment
  RSA0066083  Pentagramma triangularis Frank W. Hedges 1948-5-9 7 Los Angeles San Dimas Dam. 304 Comment
  RSA0066312  Pentagramma triangularis T. S. Ross, Steve Boyd 1990-5-14 2506 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1024 Comment
  CAS-BOT-BC71664  Pentagramma triangularis subsp. triangularis Tim Ross; Steve Boyd 1993-5-23 7236 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  RSA687380  Pentagramma triangularis subsp. triangularis Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  UCSB30918  Pentagramma triangularis subsp. triangularis Parker, V. 1974-3-27 Los Angeles Fisherman's Cove, Santa Catalina Island 1 Comment
  UCSB62236  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-12 Los Angeles San Gabriel Mtns., Horse Cyn. tributary of the E. Fk. of the San Gabriel River, ca. 1/4 mi. from mouth 609 Comment
  RSA509705  Perideridia parishii subsp. latifolia L. C. Wheeler 1967-8-2 10313 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  LA200255  Perityle emoryi Tom O'Donnell; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SBBG95710  Perityle emoryi M. B. Dunkle 1928-5-5 1954 Los Angeles Ben Weston Beach 15 Comment
  SBBG96681  Perityle emoryi S. Boyd with T. Ross, L. Arnseth 1990-4-7 4268 Los Angeles lower half of China Cyn Comment
  LA88356  Perityle emoryi O. H. Kappler; 1943-5-9 399 Los Angeles 30 Comment
  UCR167509  Persicaria lapathifolia Scott D. White, A. Warniment 2005-9-9 11219 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  CAS-BOT-BC167755  Petalonyx thurberi Carl B. Wolf 1932-10-19 4350 Los Angeles Mint Canyon. 8 mi. above Saugus 426 Comment
  UC212518  Phacelia austromontana I. M. Johnston 1917-7-28 1592 Los Angeles N. Fk. San Antonio Canyon San Antonio Mountains 2316 Comment
  RSA0003807  Phacelia austromontana F. W. Peirson 1928-6-2 7940 Los Angeles San Gabriel Mts., Trail up South Fork of Rock Creek 1829 Comment
  UCSB33234  Phacelia bicolor Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. in dry desert wash at 140th st. east 1066 Comment
  RSA182324  Phacelia brachyloba J. Olmstead 1962-4-30 3403 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  IRVC28571  Phacelia cicutaria var. hispida A. C. Sanders, Mark Elvin, et al. 2003-4-14 25964 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
  RSA579467  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd 1994-5-10 7739 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  UCR150848  Phacelia cicutaria var. hispida R. G. Swinney, Dave Larson 1999-5-15 7159 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA427654  Phacelia cicutaria var. hispida E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon. Comment
  RSA0076964  Phacelia cryptantha R. G. Swinney 2010-5-19 12828 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles dues west, of Mt. Emma Rd. 1335 Comment
  RSA725085  Phacelia cryptantha Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -5 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
  RSA765195  Phacelia cryptantha Justin M. Wood 2010-5-10 1598 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UCR192881  Phacelia curvipes R. G. Swinney 1998-7-8 6342 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UC24337  Phacelia davidsonii H. M. Hall Jun 3 1900-Jun 6 1900 Los Angeles Swarthout Canyon` San Antonio Mountains 1889 Comment
  UCD120376  Phacelia davidsonii Marian Vincent 1964-6-24 588 Los Angeles On Old Blue Ridge Road off New Highway (Angeles Crest) 1/2 mile at Grassy Hallow camping area. Comment
  RSA620241  Phacelia distans B. Pitzer 1998-5-23 3753 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UC1432903  Phacelia distans R. Beauchamp and M. Douglas 1972-3-24 3221 Los Angeles behind sand dune s Eel Point; San Clemente Island 25 Comment
  RSA251525  Phacelia distans Robert F. Thorne 1973-4-12 42953 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  SBBG64923  Phacelia douglasii R. Hoffmann 1925-4-19 Los Angeles between Antelope Valley and Elizabeth Lake Comment
  HSC82801  Phacelia fremontii R. F. Thorne 1963-5-15 31668 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  UC881115  Phacelia fremontii Lewis S. Rose 1937-4-9 37077 Los Angeles 6 mi se Llano 1036 Comment
  RSA75353  Phacelia fremontii F. W. Peirson 1926-4-26 6651 Los Angeles Foot of grade north of Vincent on Palmdale road. Comment
  RSA653692  Phacelia grandiflora Valerie L. Soza, Laura Moore 2000-5-10 864 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  RSA678204  Phacelia grandiflora Valerie L. Soza, LeRoy Gross 2001-5-14 1212 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  RSA428008  Phacelia imbricata subsp. patula Thekla Mohr 1915-1 3135 Los Angeles North Fork, San Gabriel River. Comment
  LA39089  Phacelia longipes Mary Reynolds; 1940-8-25 s.n. Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon Comment
  UC1348876  Phacelia lyonii Robert F. Thorne and P. Everett 1965-6-22 34886 Los Angeles s-facing slope below road to East Mountain (s end of island); Santa Catalina Island 457 Comment
  UC881190  Phacelia lyonii Ezra C. Knopf 163 Los Angeles Santa Catalina Island Comment
  RSA660113  Phacelia minor Orlando Mistretta 1992-6-12 555 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UC314575  Phacelia minor Marcus E. Jones, A. M. 1926-5-7 Los Angeles Claremont Comment
  SDSU6642  Phacelia minor D. F. Howe 1948-5-2 1800 Los Angeles Desert side of Angeles Cres Highway, San Gabriel Mts. 975 Comment
  UCD120578  Phacelia minor Kenneth A. Wilson 1961-4-20 1147 Los Angeles Soledad Canyon. Sandy wash at base of Bee Canyon. Comment
  RSA642417  Phacelia mohavensis Orlando Mistretta 1995-7-11 1872 Los Angeles San Gabriel Mountains: Head of Little Rock Creek ca. 1/2 mile downstream from Alder Saddle. 1509 Comment
  RSA780099  Phacelia parryi Pam De Vries 2011-4-20 7774 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  RSA428166  Phacelia ramosissima var. austrolitoralis R. F. Folger 1929-11 s.n. Los Angeles Playa del Rey. Comment
  CHSC99447  Phacelia ramosissima var. latifolia LeRoy Gross; M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1061 Los Angeles Transverse Ranges: Verdugo Mountains region: South side of mountains; West side of Brand Canyon just a short distance above the cemetery. UTM Zone 11: 3783548N 0382545E. 307 Comment
  RSA642687  Phacelia ramosissima var. latifolia Orlando Mistretta 1992-7-14 705 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA729235  Phacelia ramosissima var. ramosissima R. G. Swinney 1998-7-10 6404 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  LA38794  Phacelia tanacetifolia Henry J. Thompson; 1959-4-12 1932 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 297 Comment
  SD253476  Phacelia tanacetifolia R. G. Swinney 2011-4-1 14303 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aquaduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  UCR281657  Phacelia tanacetifolia R. G. Swinney 2014-4-18 16141 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
  SEINET12280408  Phacelia tanacetifolia J. F. Bright, Wyman, C. 1933-1 8037 Los Angeles between Long Beach and Santa Monica Comment
  UCD120729  Phacelia tanacetifolia Daryl Koutnik; Vickie Dawes 1978-4-7 330 Los Angeles West side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  SD38339  Phacelia viscida Edith Purer 1935-5-11 6581 Los Angeles Near Seminole Hot Springs, Hillside Comment
  UCR109012  Phalaris aquatica L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 823 Comment
  UCD88893  Phalaris lemmonii Beecher Crampton 1963-5-8 6795 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  SEINET10973258  Phaseolus vulgaris Kappes 2001-3-2 Kappes 98 Los Angeles Farm Fresh, 6333 W. 3rd Street, Los Angeles, CA, 90036. Phone: (323) 931-3773. Comment
  RSA435570  Pholisma arenarium Unspecified 1899-06 s.n. Los Angeles Beach near Santa Monica Mts Comment
  UC440429  Pholistoma auritum Carl Epling 1930-4-10 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon Comment
  RSA233395  Pholistoma auritum Robert F. Thorne 1966-4-16 36076 Los Angeles San Clemente Island: Canyon below Lemon Tank near dump, S of Nanny, NE side of island 183 Comment
  SBBG126050  Pholistoma membranaceum J. M. Wood 2010-5-10 1575 Los Angeles Little Rock Crk, downstream of Little Rock Reservoir, within 0.25 mi of the dam; San Gabriel Mtns 966 Comment
  UCR102259  Phoradendron densum David Charlton 1989-4-7 2983 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  CAS-BOT-BC141160  Phoradendron serotinum subsp. macrophyllum Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  UC1194600  Phoradendron villosum Del Wiens 1960-6-10 2716 Los Angeles n. Claremont (Cobal Canyon); Cobal Canyon 396 Comment
  CATA1594  Phyla nodiflora Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2863 Los Angeles Santa Catalina Island: Toyon Bay 30 Comment
  RSA683017  Phyllospadix scouleri E. Yale Dawson 1958-5-22 19147 Los Angeles Latigo shore Road, Malibu beach Comment
  RSA506199  Physalis philadelphica Louis C. Wheeler 1966-10-25 9067 Los Angeles 1/4 mile N of El Encanto, San Gabriel Canyon.. . Comment
  CAS-BOT-BC207271  Pickeringia montana var. montana Louis C. Wheeler 1936-6-8 4127 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mts. 960 Comment
  UCSB33656  Pinus attenuata Miller, Brian 1960-07 Los Angeles Switzer's Inlet 914 Comment
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Jun 22 2015
  POM980  Pinus attenuata I. M. Johnston 1916-11-21 s.n. Los Angeles San Antonio Canyon Comment
  CAS-BOT-BC73161  Pinus jeffreyi John H. Thomas 1959-3-22 7572 Los Angeles San Gabriel Mts., Angeles National Forest. Sulphur springs, about 18 miles NE of center of Pasadena. 1219 Comment
  RSA250447  Pinus jeffreyi Robert F. Thorne, J. Dourley 1967-10-3 37291 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  RSA384353  Pinus lambertiana V. V. Giles 1936-7-5 s.n. Los Angeles Crystal Lake Comment
  UCSB78  Pinus lambertiana Haller, John 1957-10-28 Los Angeles Angeles Crest Highway, San Gabriel Mtns. 2133 Comment
  SFV261  Pinus monophylla P. G. Kilburn 1957-12-28 579 Los Angeles San Gabriel Mountains Trail to Devil's Punchbowl. 915 Comment
  UCR178045  Pinus pinea LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1063 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  RSA0107775  Piptatherum miliaceum R. G. Swinney 2011-10-18 15848 Los Angeles San Gabriel Mountains: 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2. 1021 Comment
  RSA599776  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-3-25 9270 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
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Dec 20 2007
  SD148205  Plagiobothrys arizonicus G. K. Helmkamp, E. A. Helmkamp 1998-5-21 4043 Los Angeles Junction of Munz Ranchg Road and Lake Elizabeth Road north of Lake Elizabeth. 1098 Comment
  RSA777625  Plagiobothrys canescens Orlando Mistretta, Christine Mistretta 2010-5-20 5155 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  SBBG131928  Plagiobothrys canescens S. A. Junak 2000-5-19 SCa 1312 Los Angeles rd on SE side of Echo Lake 390 Comment
  SBBG79068  Plagiobothrys canescens F. R. Fosberg 1931-3-24 4351 Los Angeles Hamilton Cyn 2 Comment
  UCR183845  Plagiobothrys nothofulvus A. C. Sanders 2007-4-19 33414 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR186969  Plagiobothrys nothofulvus A. C. Sanders 2006-4-10 32010 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA3582  Plantago coronopus Carl B. Wolf 1932-5-12 3599 Los Angeles Santa Catalina Island: between Little Harbor and Cottonwood Creek. 46 Comment
  UCR127219  Plantago erecta A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26285 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  OBI70888  Plantago erecta Louis C. Wheeler 1969-5-3 s.n. Los Angeles San Gabriel Mtns: Bluebird trk trl 716 Comment
  RSA523557  Plantago erecta F. W. Peirson 1919-3-27 329 Los Angeles Arroyo Seco near Pasadena 412 Comment
  UCR205682  Plantago indica A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36918 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  POM4540  Plantago lanceolata Dian Haynes s.n. Los Angeles Near Pasadena. Comment
  RSA669339  Plantago lanceolata LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 563 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  RSA578628  Plantago major Tim S. Ross, S. D. Boyd, Steve Burns 1994-7-6 8102 Los Angeles Cottonwood Swamp; Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  CATA1104  Plantago ovata Mark L. Hoefs 1995-5-23 2058 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  SD251773  Plantago ovata M. B. Dunkle 1939-4-5 7269 Los Angeles San Clemente Island: China Point. Comment
  SBBG18703  Plantago ovata var. insularis E. R. Blakley 1963-4-8 5551 Los Angeles ridge S of Avalon Valley above Avalon Terrace 182 Comment
  RSA0073590  Platystemon californicus Orlando Mistretta, Christine Mistretta 2005-4-21 2064 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 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
  SD237542  Platystemon californicus R. G. Swinney 2009-5-5 10650 Los Angeles Transverse Range: San Gabriel Mountains/Western Mojave Desert: Carr Canyon, 0.6 mile souteast of Mt Emma Road crossing (Palmdale 7.5'Q) 963 Comment
  UC146744  Platystemon californicus J. Burtt Davy 1896-5-25 2659 Los Angeles Leonis Valley; bet. Manzana and Gorman's Comment
  RSA0121226  Platystemon californicus M. B. Dunkle 1933-4-19 3321 Los Angeles Palos Verdes Hills. Comment
  RSA751477  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-27 08 -385 Los Angeles City of Malibu, ocean bluff W of El Matador State Park. 2 Comment
  RSA639182  Poa secunda L. C. Wheeler 1967-5-15 9591 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 441 Comment
  SEINET3130219  Poa secunda Unknown 1900-4-3 1015 Los Angeles Old Wilson trail Comment
  UCR191784  Poa secunda R. G. Swinney 1998-7-8 6333 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCSB37845  Poa secunda subsp. juncifolia Roos, John; Roos, Lucille 1951-5-27 Los Angeles Flats between Lancaster and Rosamond, Mojave Desert 701 Comment
  JEPS74057  Poa secunda subsp. secunda E. E. Allen Apr. 1922 Los Angeles Occidental College Comment
  RSA92321  Poa secunda var. secunda F. W. Peirson 1921-5-3 1549 Los Angeles Bear Canyon Ridge west of Mt. Lowe 1219 Comment
  RSA604719  Polygonum argyrocoleon Louis C. Wheeler 1962-5-20 8086 Los Angeles Wilmington: Catalina Island Terminal, Avalon Blvd. and Canal St. Comment
  UCR259458  Polygonum aviculare R. G. Swinney 2010-9-7 13710 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  CAS-BOT-BC414002  Polygonum aviculare subsp. aviculare Joseph Andorfer Ewan 1936-7-22 9803 Los Angeles Big Pines Mdw., San Gabriel Mts. 2072 Comment
  RSA746794  Polygonum lapathifolium R. G. Swinney 2008-3-26 8571 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  POM155854  Polypodium californicum M. B. Dunkle 1928-4-11 1844 Los Angeles Emerald Bay, Santa Catalina Island. 15 Comment
  SBBG107225  Polypodium californicum J. Rebman, J. Dunn 1996-4-28 3100 Los Angeles Eagle Cyn on SE side of island 150 Comment
  SBBG20557  Polypodium californicum E. R. Blakley 1963-12-8 6392 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 243 Comment
  SEINET218265 Image available Polypodium californicum Clara Roush 1905-2-2 Los Angeles Palmer's Canyon, no. of Claremont Comment
  UC42885  Polypodium californicum R. S. Norris Apr. 1893 Los Angeles Catalina Island Comment
  UC535316  Polypodium californicum Ira W. Clokey, B. Templeton May 1929 4483 Los Angeles Mandeville Canyon; Santa Monica Mts. 300 Comment
  UCR256226  Polypodium californicum R. G. Swinney 2010-6-4 13048 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
  CAS-BOT-BC71891  Polypodium californicum Geo. B. Grant 1902-6-12 s.n. Los Angeles Mt. Wilson Comment
  RSA160493  Polypodium californicum Robert M. Lloyd 1962-1-17 573 Los Angeles c. 150 meters up Evey Canyon from Mt. Baldy Highway. San Gabriel Mountains, c. 5 miles NE of Claremont. Comment
  CAS-BOT-BC232400  Polypogon monspeliensis Alice Eastwood 1906-5-27 83 Los Angeles Bimini Baths Comment
  POM1122  Polypogon monspeliensis D. L. Crawford 1916-5-20 719 Los Angeles Mountains above Claremont. Stream side in Palmers. 945 Comment
  RSA0039063  Polypogon monspeliensis R. G. Swinney 2009-11-18 11656 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  SD51902  Polypogon monspeliensis Peter H. Raven 1962-7-12 18042 Los Angeles San Clemente Island; below barracks area, Wilson Cove 149 Comment
  UCR147847  Polystichum imbricans Valerie Soza, Et al. 2000-6-28 1039 Los Angeles San Gabriel Mountains, Northwestern extension of Pine Mountain, 0.1 mi east of jct. with Rincon Red Box Road (FSR 2N24.2) and road to Pine Mountain (FSR 2N24A) along fire road 1280 Comment
  CAS-BOT-BC102553  Populus fremontii Le Roy Abrams; E. A. McGregor 1908-7-2 556 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  POM360750  Populus fremontii F. R. Fosberg 1931-5-16 S 4853 Los Angeles Santa Catalina Island. Coach Road bridge, Cottonwood Canyon. 50 Comment
  UCR191177  Populus fremontii R. G. Swinney 1999-6-28 7462 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1494 Comment
  UCR192955  Populus fremontii Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northwest entrance to Griffith Park, lower Oak Canyon adjacent to Travel Town, Los Angeles 165 Comment
  LA200831  Populus trichocarpa A. M. Johnson; 39 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  CAS-BOT-BC452113  Potamogeton crispus Robert F. Thorne; M. Z. Thorne 1966-8-29 36604 Los Angeles San Gabriel Mts., Angeles National Forest: Big Pines Recreation Area, at margins of Jackson Lake on road from Big Pines to Valyermo 1859 Comment
  POM574  Potentilla anserina var. grandis I. M. Johnston 1911-6-10 1336 Los Angeles Ballona Creek, near Mesmer. Comment
  UCR194758  Potentilla glandulosa subsp. glandulosa Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 725 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 518 Comment
  UCR124478  Potentilla gracilis var. fastigiata B. C. Templeton 1932-7-20 5006 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SBBG118562  Proboscidea lutea R. F. Thorne 1969-10-31 37869 Los Angeles Rancho Santa Ana Botanic Garden 365 Comment
  SEINET10684861  Prunus Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2627 Los Angeles Temple City, Valumart Food Warehouse, 6340 Rosemead. Comment
  RSA699567  Prunus emarginata LeRoy Gross, Paul Morton 2004-6-9 1350 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1727 Comment
  CAS-BOT-BC158282  Prunus fasciculata var. fasciculata Wesley O. Griesel 1961-5-13 s.n. Los Angeles State highway #2 between Wrightwood and Big Pines, San Gabriel Mts. 1828 Comment
  CAS-BOT-BC154936  Prunus ilicifolia Tim Ross; Orlando Mistretta 1993-5-27 7331 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 624 Comment
  RSA453244  Prunus ilicifolia Glenn A. Gorelick 1966-4-5 s.n. Los Angeles On trail to observatory, Griffith Park. Comment
  SEINET13382491 Image available Prunus ilicifolia R. G. Swinney 2011-1 14935 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  UC1595346  Prunus ilicifolia Tim Ross 1992-5-17 6361 Los Angeles 740 m distant from the mouth of Shoemaker Canyon (East Fork of the San Gabriel River, San Gabriel Mountains); San Gabriel Mountains, San Gabriel River 713 Comment
  JEPS108626  Prunus ilicifolia F. Stephens 1973-1-21 NA 3 Los Angeles Santa Monica Mtns, ca 0.5 mi W of Mulholland Fire Station Comment
  UCR107833  Prunus ilicifolia subsp. ilicifolia Valerie Soza 1997-4-11 37 Los Angeles Bernard Field Station of the Clarmont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. South of pHake Lake, along trail after fork coming from the east, near shore, thick area 412 Comment
  SBBG118119  Prunus ilicifolia subsp. lyonii L. DeBuhr, G. D. Wallace 1972-9-2 697 Los Angeles near top of first cyn S of Lemon Tank 365 Comment
  RSA233558  Prunus virginiana var. demissa Robert F. Thorne, C. W. Tilforth 1972-6-29 42099 Los Angeles Angeles National Forest: WNW end of Jackson Lake (sag-pond on San Andreas Fault), c. 1 1/2 mile WNW of Big Pines 1909 Comment
  CATA3139  Pseudognaphalium beneolens Sarah Ratay 2010-9-1 132 Los Angeles Santa Catalina Island: Near junction of Parsons Landing Road and West End Road 74 Comment
  LA200203  Pseudognaphalium biolettii Harlan Lewis; 1940-2-4 1055 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  LA47057  Pseudognaphalium biolettii Henry J. Thompson; 1959-3-27 1878 Los Angeles Santa Monica Mountains, 2 mi. from Pacific Coast Highway on Rambla Pacifica Road 304 Comment
  RSA177874  Pseudognaphalium biolettii R. F. Thorne, P. Everett 1965-5-11 34677 Los Angeles Above summit road from Avalon to airport, Santa Catalina Island 61 Comment
  SBBG32036  Pseudognaphalium biolettii R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -301 Los Angeles E of saddle between Descanso and Hamilton Cyns, upper Descanso Cyn 243 Comment
  SD66854  Pseudognaphalium biolettii R. Mitchel Beauchamp 1967-3-17 241 Los Angeles San Clemente Island; east of Wilson Cove Comment
  POM4621  Pseudognaphalium biolettii P. A. Munz 1918-4-5 2025 Los Angeles Pomona. Comment
  UCR270844  Pseudognaphalium californicum R. G. Swinney 2011-6-29 15348 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  SBBG131905  Pseudognaphalium californicum S. A. Junak 2000-6-30 SCa 1359 Los Angeles just W of summit of Mt Torquemada and Triangulation Point "well 2" 402 Comment
  UC1594375  Pseudognaphalium californicum Tim Ross 1992-4-16 6207 Los Angeles 291 degrees wnw 725 m distant from summit of 1603 ft peak above Stone field station (central part of San Clemente Island on upland grassland); San Clemente Island 416 Comment
  CAS-BOT-BC357038  Pseudognaphalium luteoalbum David B. Weissman 1971-6-15 57 Los Angeles Santa Catalina Island. Mills Landing 6 Comment
  UC1947296  Pseudognaphalium stramineum I. M. Johnston 1917-8-23 1705 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork Comment
  NY63566  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 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
  RSA0021429  Psilocarphus tenellus A. L. Haines 1974-4-23 s.n. Los Angeles Topanga Canyon Santa Monica Mts. 274 Comment
  UCR179970  Pteridium aquilinum R. G. Swinney 1996-8-7 5212 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  RSA0077521  Pteridium aquilinum var. lanuginosum G. Wallace 1965-7-18 s.n. Los Angeles Mt. Waterman, Angeles Crest Hwy. Comment
  UCR100419  Pteris vittata Scott D. White, Pam DeVries 1997-11-25 6028 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa; parallel to Hwy 39; along dirt access road to gauging station below Morris Dam. 259 Comment
  UCR202703  Pterospora andromedea R. G. Swinney 2001-8-18 8053 Los Angeles San Gabriel Mtns., north slope of Mt. Baden-Powell, c. 2 miles south of Hwy 2 at Vincent Gap on trail to peak 2591 Comment
  CAS-BOT-BC421211  Pterostegia drymarioides C. F. Baker 1904-4-22 4169 Los Angeles Monrovia Comment
  CATA1202  Pterostegia drymarioides Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-6 2252 Los Angeles Santa Catalina Island: Divide road, above Avalon Canyon 371 Comment
  CATA3391  Pterostegia drymarioides Peter J. Dixon, Lydia Zacher Dixon, Juno Azuz Zacher, Castor Dixon 2017-3-25 081 Los Angeles Santa Catalina Island: Lower Middle Canyon at Torqua Cave 168 Comment
  RSA0062846  Pterostegia drymarioides LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6769 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0080737  Pterostegia drymarioides R. G. Swinney 2010-4-23 12366 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA191021  Pterostegia drymarioides James Henrickson 1963-5-5 32319 Los Angeles Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont 518 Comment
  SEINET11929216  Pterostegia drymarioides I. W. Clokey, Templeton, B. 1929-1 4523 Los Angeles Mandeville Canyon, Monica Mountains 350 Comment
  UC1929309  Punica granatum Scott D. White, Justin Wood 2008-5-19 12014 Los Angeles Los Angeles Basin; Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. Comment
  POM62595  Pycnanthemum californicum C. F. Baker 1903-8-2 3449 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA588157  Pycnanthemum californicum Orlando Mistretta 1994-5-23 1250 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15. 1220 Comment
  CAS-BOT-BC45785  Quercus Marcus E. Jones 1923-10-10 s.n. Los Angeles Cajon Pass Comment
  CAS-BOT-BC45631  Quercus agrifolia F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San Gabriel Mts. 914 Comment
  SFV6232  Quercus agrifolia R. M. Muran 1974-2-2 6 Los Angeles Santa Monica Mountains About 2 miles south of Mulholland Drive in Mandeville Canyon. 427 Comment
  RSA703429  Quercus agrifolia var. agrifolia R. E. Riefner Jr. 2000-8-29 759 Los Angeles La Tuna Canyon, Santa Monica Mountains Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  UCR273255  Quercus agrifolia var. agrifolia R. G. Swinney 2011-10-25 15883 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
  POM271866  Quercus berberidifolia Lyman Benson 1947-1-16 12281 Los Angeles Lightpost 51, El Pariso Dr. Ganesha Hills, Pomona 305 Comment
  RSA655367  Quercus berberidifolia LeRoy Gross 2000-11-12 331 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. 412 Comment
  RSA655937  Quercus berberidifolia James Henrickson 2000-4-15 20706 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  UC450850  Quercus berberidifolia Fay A. McFadden 1931-7-8 3078 Los Angeles Tuna Canyon Verdugo Hills Comment
  UCD45292  Quercus berberidifolia John M. Tucker 1941-3-2 207 Los Angeles Beside Highway 99, 21 miles south of Gorman, Los Angeles County, California. Comment
  UCR191698  Quercus berberidifolia A. C. Sanders 2008-4-23 35091 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR199968  Quercus berberidifolia Valerie Soza, LeRoy Gross 2001-5-9 1194 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
  UCSB58658  Quercus berberidifolia Muller, Cornelius 1945-3-20 Los Angeles 10 mi. S. of Caswell, 12 mi. N. of Castaic Comment
  RSA476898  Quercus chrysolepis Bonnie C. Templeton 1962-9-27 9377 Los Angeles Angeles Crest, above Camp Hi Hill & near Mt. Wilson turn off. Comment
  RSA476901  Quercus chrysolepis I. M. Johnston 1930-9-7 s.n. Los Angeles Mt. Wilson trail 610 Comment
  SDSU19646  Quercus chrysolepis Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2204 A Los Angeles San Clemente Island, south side of Eagle Canyon. 457 Comment
  UCR194607  Quercus chrysolepis R. G. Swinney 1998-8-13 6759 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  SEINET13709296  Quercus chrysolepis J. Adams, J. Adams (Botany) 1965-1 223 Los Angeles Mt San Antonio Canyon, 2.7 Mi. Above Lower Mt San Antonio (Mt Baldy) Forest Station 3320 Ft 1012 Comment
  CAS-BOT-BC86202  Quercus dumosa Henry J. Thompson 1959-3-27 1889 Los Angeles Santa Monica Mountains. Saddle Peak, 1.5 miles E of Peak 731 Comment
  UCSB34868  Quercus durata var. durata Gill, Robert 1959-3-12 Los Angeles Canyon Drive in Oak Park, Monrovia, in San Gabriel Mts. 304 Comment
  RSA29651  Quercus durata var. gabrielensis Adele Lewis Grant 1932-1-15 s.n. Los Angeles Sturtevant Trail, at Hermit Trail jct., Santa Anita Canyon 1220 Comment
  RSA653743  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 893 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
  RSA752690  Quercus durata var. gabrielensis Duncan S. Bell, Shawn Overstreet 2009-9-29 473 Los Angeles Webb Canyon, just north of the bridge along Webb Canyon Road. 428 Comment
  RSA87166  Quercus durata var. gabrielensis F. W. Peirson 1919-5-14 1710 Los Angeles Eaton Canyon. 686 Comment
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Dec 19 2014
  SEINET4293367  Quercus durata var. gabrielensis Unknown 2012-1 PS Manos 1820 Los Angeles East Fork of San Gabrielle River Comment
  RSA598261  Quercus engelmannii R. G. Swinney 1989-5-20 s.n. Los Angeles In and near Glendora Wilderness Park, Big Dalton Canyon. 150 yds E of Big Dalton Campground, 1 mi NE of Glendora Mtn. Rd. 427 Comment
  RSA610963  Quercus engelmannii Louis C. Wheeler 1936-1-19 4071 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  RSA754602  Quercus engelmannii Robert F. Thorne 1980-4-26 54146 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak. Comment
  SD125889  Quercus engelmannii Lyman Benson 1960-7-20 16075 Los Angeles San Gabriel Mountains, Monrovia, Sanitaria on Cayon Drive 305 Comment
  UCD46026  Quercus engelmannii C. H. Mueller 1937-8-31 2523 Los Angeles Santa Anita near Arcadia Los Angeles County, California. 91 Comment
  UCR66550  Quercus garryana var. breweri Ward B. Holt 1941-10-19 4 -1941 Los Angeles Transverse Range, Not far from Artesian Spring Camp, road east of reservoir, Bouquet Canyon to Loma Pelona Lookout 1280 Comment
  SEINET10432066  Quercus macdonaldii I. W. Clokey 1930-9-11 5327 Los Angeles 1635 Laurel Street, South Pasadena. Comment
  JEPS37323  Quercus pacifica W. L. Jepson 1908-7-12 3043 Los Angeles Catalina Island Comment
  RSA476565  Quercus pacifica M. B. Dunkle 1928-11-2 2025 Los Angeles Santa Catalina Island, Gallager's Canyon Comment
  RSA5398  Quercus pacifica Carl B. Wolf 1932-10-5 4231 Los Angeles Santa Catalina Island, Black Jack Peak, south side (below buildings used to house workers). 305 Comment
  UCSB1120  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Upper end of Swain Canyon, near ridge top, Santa Catalina Island Comment
  RSA190923  Quercus tomentella Robert F. Thorne 1967-5-19 36885 Los Angeles Santa Catalina Island, top of side valley of Sweetwater Canyon. 381 Comment
  SBBG13049  Quercus tomentella P. H. Raven 1962-5-10 17720 Los Angeles N of Gray 487 Comment
  UC771322  Quercus tomentella Herman Schroeder 1947-10-7 Los Angeles canyon below Mt. Orizaga; Catalina Island Comment
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Jun 10 2014
  RSA477123  Quercus wislizeni var. frutescens Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  SEINET7143814  Quercus wislizeni var. frutescens Timothy S. Ross, Steve Boyd 1994-9-21 8305 Los Angeles Liebre Mountain: Upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). Liebre Mountain 7.5' USGS Quadrangle.; 0 1606 Comment
  CAS-BOT-BC362469  Rafinesquia californica Grant No date on label s.n. Los Angeles Avalon Comment
  SD51911  Rafinesquia californica Peter H. Raven 1962-5-8 17608 Los Angeles San Clemente Island, second canyon south of Seal Cove 29 Comment
  SD90515  Rafinesquia californica Robert F. Thorne 1973-4-11 42852 Los Angeles San Clemente Island, middle portion of Norton Canyon 274 Comment
  RSA399380  Ranunculus californicus E. A. Purer 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  POM347142  Ranunculus californicus Unspecified 1948-4-25 12863 Los Angeles First summit southwest of Pomona Brea Canyon Road. Mt Range, San Jose Hills. 305 Comment
  LA52184  Ranunculus cymbalaria var. saximontanus Ernest Braunton; July 1902 564 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River. 171 Comment
  RSA639062  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  LA212244  Raphanus raphanistrum subsp. sativus Harold Pirie; 1963-4-27 s.n. Los Angeles Pierce College; Near Jopham entrance of Pierce College Woodland Hills. 243 Comment
  RSA797379  Rhamnus californica J. Vlahos 1934-5-13 11 Los Angeles San Antonio Canyon. PR1. 1402 Comment
  UCR190247  Rhamnus californica R. G. Swinney 2000-6-19 7809 Los Angeles San Gabriel Mtns., west of Pine Mountain and north of Azusa, junction of FS Rd. 2N24 and Pine Mtn. spur rd. 1274 Comment
  UC61099  Rhamnus californica subsp. californica Ernest Braunton Jul 1902 538 Los Angeles Sherman Comment
  CAS-BOT-BC55980  Rhamnus ilicifolia Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles near Monrovia Comment
  SBBG133000  Rhamnus pirifolia S. A. Junak 1996-4-13 SCI 324 Los Angeles N side of 2nd cyn S of Bryce Cyn, 0.37 mi from "Malo 1" at 169 degrees bearing 182 Comment
  SDSU10370  Rhamnus pirifolia D. F. Howe 1953-5-3 2278 Los Angeles Mouth of Wain Canyon, Santa Catalina Island. Comment
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Jun 10 2014
  SEINET4089968  Rhamnus pirifolia R. Moran 1941-1 608 Los Angeles Johnson's Valley on Santa Catalina Island. 20 Comment
  UC1211087  Rhus Huron H. Smith 1912-5-1 4903 Los Angeles Eagle Rock Valley 152 Comment
  UC1587583  Rhus Tim Ross, Annette Ross 1991-9-7 5959 Los Angeles near Mulholland Highway (Yerba Buena Road, Triunfo Pass USGS 7.5'); Santa Monica Mountains 359 Comment
  CAS-BOT-BC200707  Rhus aromatica Louis C. Wheeler 1932-4-9 578 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  SFV16670  Rhus aromatica P. Wilson, J. M. Albert 1996-6-12 3448 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  RSA3683  Rhus integrifolia C. B. Wolf 1932-5-10 3532 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 Comment
  SBBG50383  Rhus integrifolia R. M. Beauchamp, M. Douglas 1972-3-24 3214 Los Angeles W side of cyn 100 Comment
  RSA549574  Rhus ovata T. S. Ross 1992-4-27 6249 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  SEINET3245891  Rhus ovata T. B. Salvato, Sandra Murcia 2007-1 2003 Los Angeles San Gabriel Mountains: Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi S of the Elkins Avenue entrance gate. 640 Comment
  UCR252772  Rhus ovata R. G. Swinney 2010-3-10 11789 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  RSA588058  Rhus trilobata Orlando Mistretta 1994-4-15 1039 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1036 Comment
  RSA783434  Ribes J. D. Olmsted 1960-1-8 1091 Los Angeles Sycamore Canyon, just past No Trespassing sign, beginning of Wildwood T. T., San Gabriel Mts. 457 Comment
  CAS-BOT-BC92297  Ribes amarum Geo. B. Grant 1906-2-21 6593 Los Angeles Mount Wilson. Comment
  SD143856  Ribes aureum Scott D. White 1997-2-2 4664 Los Angeles San Dimas/Pomona Area; Near Bonelli Regional Park, just NW of Puddingstone Reservoir, San Dimas Ave., and E of the I-210 Freeway. On fill slope below (N of) San Dimas Ave. 244 Comment
  SFV15489  Ribes aureum E. J. Spencer 1992-2-19 3 Los Angeles Bear Canyon, east of Sand Canyon Road at milepost 7.64. 732 Comment
  SEINET13942306 Image available Ribes aureum C. F. B. 1903-1 4154 Los Angeles Glendora Comment
  RSA0089426  Ribes aureum var. gracillimum R. G. Swinney 2011-3-17 14108 Los Angeles Glendora, north of Mull Canyon debris basin 366 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
  SBBG14055  Ribes californicum E. R. Blakley 1957-1-13 2050 Los Angeles Pine Cyn N of Altadena 792 Comment
  CHSC8454  Ribes californicum var. hesperium Edward Laidlaw Smith 1958-2-18 320 Los Angeles Cobal Canyon. San Gabriel Mt. Range. Cobal Creek drainage area. 609 Comment
  POM48559  Ribes californicum var. hesperium Alice Eastwood 1904-2-17 s.n. Los Angeles San Antonio Canyon Comment
  UC1127640  Ribes californicum var. hesperium Jerome S. Horton 1936-1-13 249 Los Angeles Bell Canyon shelter house Pomona Quadrangle, San Dimas Experimental Forest 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
  UC1583144  Ribes indecorum Tim Ross, Steve Boyd 1990-5-14 2462 Los Angeles Yerba Buena Ridge, Tujunga Ranger District San Gabriel Mountains, Angeles National Forest 1155 Comment
  UCR125624  Ribes indecorum A. C. Sanders 2003-5-22 26816 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
  UCR126239  Ribes indecorum A. C. Sanders 2003-3-14 25784 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
  CAS-BOT-BC173400  Ribes malvaceum Wesley O. Griesel 1986-3-6 s.n. Los Angeles San Gabriel Mountains: Las Pinetos Spring area 914 Comment
  SBBG72055  Ribes malvaceum M. B. Dunkle 1928-12-30 Los Angeles top of Santa Susana Pass Comment
  UCR142800  Ribes malvaceum B. C. Templeton 1931-1-27 1408 Los Angeles Hills north of Griffith Park 200 Comment
  UCR205050  Ribes malvaceum R. G. Swinney 2008-3-31 8584 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA616057  Ribes malvaceum var. viridifolium Scott D. White, Brian Leatherman 1997-1-20 6055 Los Angeles Santa Clara River Watershed: Headwaters of Iron Canyon and Oak Springs Canyon. 1160 Comment
  RSA771529  Ribes malvaceum var. viridifolium Wesley O. Griesel 1986-11-21 s.n. Los Angeles Verdugo Hills: Enter from La Tuna Canyon Road at Junction with Interstate 210. Upper La Tuna Canyon. 610 Comment
  RSA0115958  Ribes roezlii R. G. Swinney 2010-9-21 13852 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  UCR256580  Ribes roezlii var. roezlii Anuja Parikh, Nathan Gale 2011-7-7 3549 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.2 km west of Shortcut Station, 1.1 km north of State Hwy 2 (Angeles Crest Hwy) 1667 Comment
  RSA476280  Ribes speciosum Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA012675  Ribes speciosum Fay A. MacFadden 1930-4-12 1215 Los Angeles Verdugo Mountains: Flintridge. Comment
  RSA591666  Ricinus communis L. C. Wheeler 1966-9-21 8890 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  RSA596799  Robinia pseudoacacia T. S. Ross, J. Mark Porter 1995-5-4 8506 Los Angeles Texas Canyon: at the confluence of Mystic Canyon: ca 3.05 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA598682  Rorippa curvisiliqua L. C. Wheeler 1949-6-22 6707 Los Angeles Altadena, Devil's Gate Dam 321 Comment
  SEINET6039100  Rorippa curvisiliqua Unknown 1949-6-22 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  IRVC28608  Rorippa nasturtium-aquaticum A. C. Sanders, Mark Elvin 2002-6-20 25225 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  UCR282600  Rorippa nasturtium-aquaticum Dan S. Cooper 2016-12-7 1216- 08 Los Angeles Temescal Canyon Park, Temescal Canyon Road 68 Comment
  CAS-BOT-BC147476  Rosa californica I. M. Johnston 1918-8-4 2121 Los Angeles Hills west of Pomona 304 Comment
  POM306718  Rosa californica Henry J. Ramsey, Henry J. Ramsey 1937-7-18 1664 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  SBBG118135  Rosa californica F. R. Fosberg 1931-5-2 4743 Los Angeles Middle Ranch Dam 200 Comment
  RSA584122  Rubus ursinus Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2973 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 Barley Flats). 1213 Comment
  RSA608528  Rubus vitifolius Louis C. Wheeler 1930-4-26 25 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  LA38811  Rumex fueginus Peter H. Raven; Henry J. Thompson 1959-10-4 14579 Los Angeles 9 Comment
  SD90454  Ruppia maritima Robert F. Thorne 1973-4-12 42934 Los Angeles San Clemente Island: Pyramid Cove at S end of island, shallow water of old bomb crater 3 Comment
  RSA229711  Salazaria mexicana Robert F. Thorne, C. W. Tilforth 1969-6-26 38200 Los Angeles Big Rock Creek Canyon at Sycamore flat campground, SW slope of Pinyon Ridge 1296 Comment
  UCR120892  Salix exigua L. C. Wheeler 1973-2-3 s.n. Los Angeles Venice, between 2618 and 2700 Pacific Avenue Comment
  RSA0115811  Salix exigua Steven A. Junak 1999-9-10 SCa- 1097 Los Angeles Santa Catalina Island. Middle Ranch Canyon, at old road crossing, just downstream from SCa-1096. 85 Comment
  LA52059  Salix laevigata A. M. Johnson; 1932-5-30 4100 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  UC482208  Salix laevigata Carl W. Sharsmith 1931-10-26 2 Los Angeles 1.5 km. n. Castaic; Santa Clara R. Valley 315 Comment
  RSA612651  Salix lasiolepis Erin Hewgley, J. Gural 1997-4-27 13 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. 412 Comment
  RSA618592  Salix lasiolepis Louis C. Wheeler 1966-8-21 8822 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  RSA787096  Salix lasiolepis Doris Bowers 1957-2-16 696 A Los Angeles Dalton Canyon 610 Comment
  UC473997  Salix lasiolepis Blanche Trask Apr. 1896 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  UC492414  Salix lasiolepis Carl W. Sharsmith 1932-1-17 7 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  CAS-BOT-BC107527  Salix lasiolepis var. lasiolepis Geo. B. Grant 1902-4-3 4112 Los Angeles at Pasadena Comment
  CDA20916  Salsola australis M. O'Brien 2004-12-15 s.n. Los Angeles Southern California Coast; El Pescador State Beach. 7 Comment
  CDA32774  Salsola australis M. O'Brien 2010-9-1 MOB 10 -04 Los Angeles South Coast; Intersection of Echo Park Ave. and Landa St., Los Angeles. 192 Comment
  UCR218017  Salsola australis A. C. Sanders, Dan S. Cooper 2010-8-5 38572 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA0110598  Salsola tragus Richard G. Swinney 2010-9-30 13916 Los Angeles 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  RSA662328  Salsola tragus Daniel Curran 1981-2-25 24 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  RSA800794  Salsola tragus Jane Tirrell 2012-8-20 LS 0154 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
  RSA660039  Salsola tragus Douglas A. Springer 1981-2-26 25 Los Angeles Cal Poly Pomona University campus. University Drive across from Ag. buildin. (no. 3). Comment
  RSA0110206  Saltugilia splendens subsp. grantii Richard G. Swinney 2011-5-16 14734 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  UCR203244  Saltugilia splendens subsp. grantii R. G. Swinney 2005-7-11 8296 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  UC457318  Salvia Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  RSA145221  Salvia apiana Alice Ann Webb 1961-2-9 767 Los Angeles Johnson's Pasture, Claremont, Mt. Range - San Gabriel. 457 Comment
  RSA401632B  Salvia apiana William Emboden 1970-6-12 46 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA424351  Salvia apiana William Emboden 1970-6-12 17 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA442824  Salvia apiana William Emboden 1969-5-28 8 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442852  Salvia apiana William Emboden 1969-5-28 43 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA570214  Salvia carduacea Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5010 Los Angeles Paris: ca. one mile E of Acton, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash. 835 Comment
  LA36002  Salvia columbariae Peter H. Raven; 1960-5-21 15408 Los Angeles Santa Monica Mountains, La Sierra Canyon, Seminole Hot Springs 274 Comment
  UCR152656  Salvia columbariae A. C. Sanders, Helen Kennedy 2005-4-13 29413 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA526609  Salvia columbariae Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4191 B Los Angeles San Clemente Island. Upper reaches of China Cyn, S end of island, W side. Comment
  RSA704238  Salvia columbariae Gary D. Wallace 1982-4-17 1914 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UCR270228  Salvia dorrii var. pilosa R. G. Swinney 2011-4-1 14315 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  CAS-BOT-BC233667  Salvia leucophylla Peter H. Raven; Robert F. Thorne 1964-5-7 19036 Los Angeles Saddle Rock Ranch near Seminole Hot Springs, Santa Monica Mountains Comment
  JEPS62725  Salvia leucophylla W. L. Jepson 1920-5-3 8928 Los Angeles Castaic sta. 975 Comment
  POM9706  Salvia leucophylla P. A. Munz 1921-4-24 4430 Los Angeles Ridge Road, near Castaic. 610 Comment
  RSA434036  Salvia leucophylla F. R. Fosberg 1931-6-19 S- 5126 Los Angeles Carbon Canyon, Puente Hills Range. 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
  RSA596267  Salvia mellifera R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. ''Owl Flats,'' Big Dalton Canyon, 1.4 mi NE of Glendora Mtn. Road. 457 Comment
  RSA717422  Salvia mellifera Gary Kovnat, LeRoy Gross 2003-2-2 10 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  SD186250  Salvia mellifera A. C. Sanders, Helen Kennedy 2005-4-13 29432 Los Angeles Santa Clarita area, lower Mint Canyon at Mint Canyon. 456 Comment
  UC1124835  Salvia mellifera A. D. Gifford 1935-4-20 607 Los Angeles 2.5 mi e Whitaker Pk.; Angeles National Forest, Tejon Quad. 914 Comment
  UCR124448  Salvia mellifera I. W. Clokey, B. C. Templeton 1929-1 4478 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA214302  Salvia spathacea Louis C. Wheeler 1932-4-2 548 Los Angeles Head of Mandeville Canyon, Santa Monica Mts. 457 Comment
  POM305929  Sambucus mexicana Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1219 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA648995  Sambucus mexicana Scott Lowe 1991-5-7 19 Los Angeles San Gabriel River channel, about 300 m. north of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  UC1125369  Sambucus mexicana R. St. John 1930-2-15 96 Los Angeles Pico Canyon Santa Susana Quadrangle 533 Comment
  UCR127198  Sambucus mexicana A. C. Sanders 2003-5-1 26256 Los Angeles Western San Gabriel Mtns., SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property 396 Comment
  RSA0068079  Sambucus nigra subsp. caerulea R. G. Swinney 2010-5-19 12844 B Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  RSA0069772  Sambucus nigra subsp. caerulea LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6990 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
  UC1922334  Sambucus nigra subsp. caerulea Gary Kovnat with LeRoy Gross 2003-4-13 42 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCD137226  Sambucus nigra subsp. caerulea Geoffrey Levin 1974-5-5 73 Los Angeles Wash (Blanchard Park), Pomona College in Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) Santa Ana River-Pacific Slope drainage area. 335 Comment
  LA82386  Sanicula arguta O. H. Kappler; 1943-5-2 395 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM158327  Sanicula arguta M. B. Dunkle 1928-3-31 1775 Los Angeles Santa Catalina Island: Campo Blanco [El Rancho Escondido]. Comment
  SFV22091  Sanicula arguta V. Soza, L. Gross, B. Hogshead 2001-4-26 1185 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, southeast of Green Verdugo Reservoir. 457 Comment
  SD181734  Sanicula bipinnata Scott D. White, S. Leatherman, et al. 2001-4-24 8407 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic Lake. 518 Comment
  POM246823  Sanicula crassicaulis F. R. Fosberg 1931-4-1 s- 4436 Los Angeles Hamilton Canyon, Santa Catalina Island. 50 Comment
  UCR195291  Sanicula crassicaulis Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1187 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, southeast of Green Verdugo Reservoir 457 Comment
  UCR91250  Sanicula crassicaulis R. G. Swinney 1993-5-3 2210 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Glendora, South Hills Wilderness Area 305 Comment
  UCR205045  Sarcostemma cynanchoides subsp. hartwegii R. G. Swinney 2008-3-26 8578 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA762053  Schedonorus arundinaceus Orlando Mistretta, Christine Mistretta 2008-5-19 3107 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 100 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1209 Comment
  UCR252742  Schinus molle R. G. Swinney 2010-9-1 13659 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA709623  Schismus arabicus LeRoy Gross 2005-4-28 2127 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. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR177778  Schismus arabicus LeRoy Gross 2005-4-28 2127 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  CDA31247  Schismus barbatus M. O'Brien 2010-5-16 s.n. Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  RSA563505  Schismus barbatus Timothy S. Ross 1993-5-13 7123 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
  UCR258731  Schismus barbatus R. G. Swinney 2010-3-16 11920 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
  RSA600602  Schoenoplectus acutus var. occidentalis L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Big Rock Springs; Intersection of Valyermo Road and Bobs Gap Road. Comment
  UCR130152  Schoenoplectus americanus L. C. Wheeler 1931-9-19 1399 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 122 Comment
  RSA365999  Schoenoplectus californicus Robert Gustafson 1981-4-29 2209 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA366002  Schoenoplectus californicus Georgie Cook, Thelma Ashley 1926-07 s.n. Los Angeles Gardena. Comment
  RSA365981  Scirpus acutus var. occidentalis Freda Detmers 1928-4-24 s.n. Los Angeles Los Angeles.[Los Angeles River?] Comment
  POM1419  Scirpus microcarpus I. M. Johnston 1917-6-14 1345 Los Angeles West of Pomona. Comment
  SBBG128374  Scirpus microcarpus M. L. Hoefs, R. F. Thorne 1975-8-7 823 Los Angeles lower Middle cyn 76 Comment
  RSA425187  Scrophularia californica subsp. californica James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale. Comment
  RSA792782  Scrophularia peregrina Justin M. Wood 2009-3-24 384 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  POM210536  Scutellaria siphocampyloides Victor Duran 1933-7-8 3503 Los Angeles San Gabriel Mountains, Horse Flats. 1677 Comment
  RSA0013628  Scutellaria siphocampyloides Orlando Mistretta, Youssef Atallah 2011-8-16 6047 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA640257  Scutellaria tuberosa Robert F. Thorne 1971-4-2 41410 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  UCR205639  Searsia lancea A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37005 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA397632  Sedum spathulifolium Thekla Mohr 1921-07 3439 Los Angeles Mt. Disappointment. Comment
  POM244914  Selaginella bigelovii F. Raymond Fosberg 1931-3-24 R 81 Los Angeles Santa Catalina Island. Hamilton Canyon Near Avalon. 80 Comment
  UC813001  Selaginella bigelovii Carl B. Wolf 1932-10-6 4246 Los Angeles w side of Avalon; Santa Catalina Isl. 91 Comment
  CAS-BOT-BC333107  Senecio flaccidus var. douglasii F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  LA103229  Senecio flaccidus var. douglasii Barry A. Prigge; 1985-6-14 6392 Los Angeles Santa Monica Mountains, Cold Creek Canyon near upper gate to Cold Creek Preserve on Stunt Rd 661 Comment
  RSA0022514  Senecio flaccidus var. douglasii Duncan S. Bell, Caitlin Elam 2013-6-24 5234 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  CAS-BOT-BC365651  Senecio flaccidus var. monoensis Timothy S. Ross; Steve Boyd 1994-9-20 8237 Los Angeles Liebre Mountains. 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  UC729527  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles between Avalon Pebbly Beach; Santa Catalina Island 30 Comment
  RSA94838  Senecio triangularis F. W. Peirson 1921-7-17 2509 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  UCSB33695  Senecio vulgaris Griesel, Wesley 1962-3-17 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  CAS-BOT-BC243584  Setaria parviflora Ernest C. Twisselmann 1971-9-19 18513 Los Angeles Ingraham Street at Lucas Street, downtown district, Los Angeles 60 Comment
  RSA761774  Setaria parviflora R. G. Swinney 2008-11-29 9847 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UC18908  Sidalcea malviflora subsp. sparsifolia H. P. Chandler 1897-3-14 Los Angeles San Dimas 457 Comment
  SBBG71477  Sidalcea sparsifolia R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC384478  Silene antirrhina Le Roy Abrams 1901-4-4 1325 Los Angeles Chatsworth Park Comment
  RSA135182  Silene antirrhina Peter H. Raven, Henry J. Thompson 1960-5-16 15384 Los Angeles Along fire break in coastal sage association, ridge east of Temescal Canyon. 244 Comment
  CATA474  Silene gallica Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 616 Los Angeles Santa Catalina Island: 1.1 miles S of Two Harbors on Cat Harbor Road; ca. 30 m upslope 30 Comment
  SBBG71626  Silene gallica M. N. Ackley -Mar-1927 76 Los Angeles Baldwin Hills 91 Comment
  SEINET3100971 Image available Silene gallica G. Rink 2011-6-3 10591 Los Angeles Hills east of Diamond Bar, highly disturbed site. 390 Comment
  UC1922484  Silene gallica Valerie Soza, Miriam Sidibeh 2003-3-26 1609 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA477879  Silene gallica Robert Gustafson 1980-4-29 2214 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA533998  Silene gallica Timothy S. Ross 1991-5-17 5126 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
  RSA608504  Silene gallica L. C. Wheeler 1930-5-31 46 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SD86335  Silene gallica R. Mitchel Beauchamp, M. Douglas 1972-3-24 3228 Los Angeles San Clemente Island; slope south of Eel Point. Comment
  CAS-BOT-BC174891  Silene laciniata Wesley O. Griesel 1961-6-4 s.n. Los Angeles San Rafael Hills 609 Comment
  SFV15593  Silene laciniata subsp. laciniata K. C. Molina, K. L. Garrett 1992-5-9 13 Los Angeles Verdugo Mountains Northeast slope of Verdugo Mountains along Whiting Woods fire trail. 550 Comment
  SFV20782  Silene laciniata subsp. laciniata J. N. Hogue 2007-6-7 292 .1 Los Angeles San Gabriel Mountains Arroyo Seco behind JPL. 350 Comment
  SFV5501  Silene laciniata subsp. laciniata W. A. Kelley Jun 1966 27 1 Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UCSB8584  Silene laciniata subsp. laciniata Foster, R. 1937-6-2 Los Angeles Evey Canon; northeast of Claremont Comment
  CAS-BOT-BC389333  Silene lemmonii Geo. B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson. San Gabriel Mts. 1828 Comment
  RSA549517  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1990-6-18 3471 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UCR209497  Sisymbrium altissimum R. G. Swinney 2008-6-17 9035 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UCR47380  Sisymbrium altissimum David Charlton 1986-6-15 s.n. Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  CATA3287  Sisymbrium irio Julie L. King 2017-2-28 65 Los Angeles Santa Catalina Island: Site of old stables in Avalon Canyon, along north edge of golf course, in area seeded by Santa Catalina Island Company in 2016 with California (not Catalina) native seeds 0 Comment
  PASA2078  Sisymbrium irio Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA431749  Sisymbrium officinale Donald R. Bissing 1973-6-2 139 Los Angeles Evey Canyon, 0.2 mile from mouth of canyon 713 Comment
  SBBG130710  Sisymbrium officinale S. A. Junak 2000-7-1 SCa 1374 Los Angeles Cape Cyn 265 Comment
  CHSC95783  Sisymbrium orientale LeRoy Gross; Naomi Fraga 2002-4-4 519 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 457 Comment
  POM293480  Sisyrinchium bellum Lyman Benson 1945-5-11 11681 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  RSA366925  Sisyrinchium bellum C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCR155616  Sisyrinchium bellum A. C. Sanders 2005-5-11 30150 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UCD138827  Sisyrinchium bellum Marc Meyer 1993-4-25 26 Los Angeles Santa Susana Mountains, Moonshine Canyon Park, Porter Ranch, 2 miles north of Tampa offramp of 118 Fwy. 400 Comment
  RSA654564  Solanum americanum Benjamen Rangel 1992-4-26 777 -31 Los Angeles In the front lawn of the west side of Alamitos, bld #22 at Cal Poly Pomona. Comment
  SD234534  Solanum douglasii Wayne Law, Jun Hu 2000-4-30 4 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 518 Comment
  UCR259680  Solanum douglasii R. G. Swinney 2010-4-13 12204 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UCR260629  Solanum douglasii R. G. Swinney 2010-4-1 12155 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
  UCR276733  Solanum douglasii R. G. Swinney 2010-8-11 13512 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA422416  Solanum douglasii Bonnie C. Templeton 1929-11-17 1450 Los Angeles Mandeville Canon. Comment
  SBBG55464  Solanum douglasii D. Wheat 1967-5-9 39 Los Angeles Little Dalton Cyn, NE of Glendora, 3 mi N of US 66 243 Comment
  UCSB10507  Solanum douglasii Haller, Norman 1953-3-21 Los Angeles Point Dume Comment
  UCSB5932  Solanum douglasii Gill, Robert 1959-4-2 Los Angeles Checking Station (water) in San Dimas Canyon, Mt. Range San Gabriel 365 Comment
  NY821397  Solanum nigrum S. D. Boyd 1990-4-7 4259 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side Comment
  RSA579488  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1994-5-10 7718 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  RSA587604  Solanum umbelliferum Orlando Mistretta 1994-4-29 1145 Los Angeles Santiago Canyon. Near confluence with Little Rock Creek. 1067 Comment
  UC1125068  Solanum umbelliferum P. L. Johannsen 1934-1-24 238 Los Angeles Santa Susana Pass 457 Comment
  CAS-BOT-BC154694  Solanum umbelliferum T. S. Ross 1993-6-1 7352 Los Angeles San Gabriel Mountains. Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon 2600 Comment
  CHSC97879  Solanum viarum Frank McDonough 2006-9-20 PDR 1353132 Los Angeles L. A. Arboretum, Oxford Rd., San Marino. 200 Comment
  IRVC29647  Solanum xanti A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26221 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  LA51835  Solanum xanti A. M. Johnson; 1928-2-16 2779 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UCR139421  Solanum xanti Fay A. MacFadden 1931-4-22 2642 Los Angeles Western Transverse Range, San Francisquito Canyon 915 Comment
  SDSU11153  Solanum xanti var. intermedium D. F. Howe 1947-3-23 1516 Los Angeles Topango Canyon about 1 mile from ocean. Comment
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May 22 2014
  RSA573719  Solidago californica Timothy S. Ross 1990-8-17 3171 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  RSA680063  Solidago californica Mark A. Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 353 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi W of gate. Comment
  UCR209529  Solidago californica R. G. Swinney 2008-10-10 9569 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UC672223  Solidago confinis Frank W. Peirson 1922-9-14 4744 Los Angeles San Antonio Canyon San Garbriel Mts., San Antonio Canyon (San Gabriel Mts.) 914 Comment
  JEPS26121  Solidago velutina subsp. californica Peter H. Raven 1959-9-28 13732 Los Angeles Elysian Park , Elysian Park (Santa Monica Mountains) 198 Comment
  SBBG31141  Sonchus asper R. F. Thorne 1966-4-29 36273 Los Angeles near temporary pool above ranch in Middle Ranch Cyn 228 Comment
  UCR259402  Sonchus oleraceus R. G. Swinney 2010-8-30 13635 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  CDA7671  Sonchus oleraceus L. C. Wheeler 1967-5-15 9597 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. Comment
  POM1007  Sparganium erectum subsp. stoloniferum I. M. Johnston 1917-6-10 1310 Los Angeles Cienega , West of Los Angeles. Comment
  CDA12035  Spartium junceum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; near summit of Mt. Wilson. Comment
  OBI35714  Spartium junceum Rebecca Cicoria 1982-4-26 58 Los Angeles Palos Verdes Peninsula Lower Blackwater Cyn, Rolling Hills Comment
  RSA652721  Spartium junceum T. Strid 1972-4-29 s.n. Los Angeles L.A.S.Co.A. Fire Plot, Los Pinetos Guard Sta. 1097 Comment
  UCR128000  Spartium junceum Mark A. Elvin 2003-8-13 2984 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  RSA233382  Spergula arvensis Arthur C. Gibson, Linda C. Gibson 1972-2-26 2801 Los Angeles Dume Road near Point Dume Comment
  SD31162  Spergula arvensis Edith A. Purer 1931-2-21 1530 Los Angeles Palos Verdes Hills. Comment
  UCR216372  Spergularia Dan S. Cooper 2010-4-23 410- 37 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR229519  Spergularia Jeremiah George 2011-9-28 s.n. Los Angeles South Coast, Long Beach, east side of Los Angeles River channel, south of West Shoreline Dr. offramp from 710 Fwy 4 Comment
  RSA527591  Spergularia bocconi Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-8 4416 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SD132653  Spergularia macrotheca M. B. Dunkle 1939-4-2 7205 Los Angeles San Clemente Island, southeast point. Comment
  UCR181676  Spergularia marina R. G. Swinney 1993-6-14 2257 Los Angeles San Gabriel Mtns., Glendora, Little Dalton Debris Basin 366 Comment
  RSA442886  Sphaeralcea emoryi subsp. variabilis T. W. Minthorn 1925-5-30 s.n. Los Angeles Near Palmdale. Comment
  SEINET3150436  Sphaerostigma contortum G. B. Grant 1904-1 1236 Los Angeles Pasadena Comment
  RSA0116461  Stachys albens R. G. Swinney 2011-9-22 15661 Los Angeles San Gabriel Mountains; Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  POM4032A  Stachys bullata L. R. Abrams 1901-4-3 1251 Los Angeles Santa Monica Mountains. Comment
  RSA0091076  Stachys bullata R. G. Swinney 2011-4-9 14357 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA446631  Stachys bullata R. Kirkland 1928-3-28 s.n. Los Angeles Palos Verdes Hills. Comment
  RSA651037  Stachys bullata Eleanor McClung 1937-4-12 101 Los Angeles Higgin's Can., L.A. Comment
  SEINET9297262  Stachys bullata Unknown 2009-4-16 10350 Los Angeles San Gabriel Mountains Comment
  RSA0016980  Stachys bullata J. C. Marvin 1921-5-1 s.n. Los Angeles Santa Monica Mountains Comment
  HSC35977  Stanleya pinnata Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2175 Los Angeles Beside Hwy. 5, just E of junction with Hwy. 138 915 Comment
  UC1349059  Stebbinsoseris heterocarpa Robert F. Thorne 1966-4-30 36347 Los Angeles on sea bluff above beach at mouth Gallagher's Canyon (Santa Catalina Island); , mouth of Gallagher's Canyon 7 Comment
  PASA1286  Stellaria media Annetta Carter 1929-1-9 Los Angeles Base of Sierra Madre Mts. Comment
  CAS-BOT-BC375073  Stephanomeria unspecified Oct 20 5299 Los Angeles Near Long Beach Comment
  UC1964692  Stephanomeria blairii Wayne Roderick and T. Niehaus 1965-4-2 390 Los Angeles San Clemente Island, Lemon Tank Canyon. Comment
  UCR141857  Stephanomeria cichoriacea R. G. Swinney 1997-8-19 5823 Los Angeles San Gabriel Mountains., San Anonio Peak (= Lookout Mountain), 60-100 m SE of summit. 2052 Comment
  UCR193566  Stephanomeria exigua R. G. Swinney 1999-6-28 7434 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA228874  Stephanomeria exigua subsp. coronaria R. F. Thorne 1971-6-26 40635 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 426 Comment