Search Results — 2000 specimen records retrieved (1558 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET3869605  Abies concolor Tim Thibault, K. E. Olshewsky 2004-5-23 296 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mt. Williamson.; 0 2073 Comment
  POM158312  Abronia maritima M. B. Dunkle 1928-4-29 1892 Los Angeles Santa Catalina Island: Sand Beach, Little Harbor 2 Comment
  SBBG38782  Abronia maritima R. Moran 1941-3-4 675 Los Angeles Little Harbor 5 Comment
  CAS-BOT-BC383913  Abronia pogonantha Roxana S. Ferris 1918-6-12 930 Los Angeles Lancaster Comment
  CAS-BOT-BC228591  Abronia umbellata Jeremiah George 2012-3-12 s.n. Los Angeles South Coast: Hermosa Beach, vacant lot south of 1125 Manhattan Avenue 11 Comment
  UCR177134  Acacia longifolia Joseph M. Keefe 2001-1-19 30946 Los Angeles Transverse Ranges; Verdugo Mts region; San Rafael Hills, south by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles 305 Comment
  CATA3242  Acacia melanoxylon Julia Parish, Ben Dion, Megan Marshall, Monica Tydlaska 2017-1-9 001 Los Angeles Santa Catalina Island: Behind/southwest of house near entrance to Airport, in landscaping 492 Comment
  UCR280526  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16064 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
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Feb 18 2018
  UCSB17804  Acer macrophyllum Gerhart, Janet 1963-4-13 Los Angeles 1 mi. on trail east of West Pork Ranger Station on San Gabriel River, 6 mi. east of Red Box Ranger Station at intersection of U.S. Highway 2 and Mt. Wilson Road 822 Comment
  CATA3181  Achillea millefolium Julie L. King 2016-10-26 9 Los Angeles Santa Catalina Island: End of Old West End Rd., ca. 350 meters from junction with West End Rd. 113 Comment
  UC469101  Achillea millefolium C. F. Millspaugh 1920-1-21 4617 Los Angeles in dry fields, isthmus Santa Catalina Island Comment
  CDA312  Achillea millefolium L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains; Just west of Bluebird Truck Trail. Comment
  RSA0048476  Achillea millefolium Lee Haines 1935-7-4 s.n. Los Angeles San Dimas Lookout, San Gabriel Mountains. Comment
  POM266627  Achnatherum coronatum J. C. Roos 1942-3-7 1002 Los Angeles Mouth of Big Tujunga Canyon, west end of San Gabriel Mts. Comment
  RSA226152  Achnatherum coronatum R. F. Thorne, C. W. Tilforth 1971-6-17 39926 Los Angeles 1.3 miles below Bear Divide Station 670 Comment
  RSA613498  Achnatherum hymenoides L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1737 Comment
  UCD51128  Achnatherum occidentale subsp. californicum H. S. Yates 1937-6-24 6598 Los Angeles near Lake Arrowhead. 1584 Comment
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Feb 10 2015
  RSA239028  Achnatherum speciosum C. W. Tilforth, John Dourley 1973-5-24 816 Los Angeles Bob's Gap, ca. 2 miles NE of Valyermo, north desert slope of San Gabriel Mountains. Comment
  UC1133245  Achnatherum speciosum H. A. Jensen 1933-5-18 304 Los Angeles opposite mouth of Aliso Canyon; Tujunga Quadrangle Comment
  CAS-BOT-BC204767  Acmispon argophyllus var. argenteus June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Pebbly Beach Comment
  CAS-BOT-BC204774  Acmispon argophyllus var. argenteus Mrs. Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island Comment
  UCD103996  Acmispon argophyllus var. argophyllus Daryl Koutnik 1978-3-29 s.n. Los Angeles Chatsworth Reservoir at the west end of the San Fernando Valley. 365 Comment
  CATA802  Acmispon dendroideus var. dendroideus Mark L. Hoefs, Robert Given 1991-6-12 1374 Los Angeles Santa Catalina Island: 1/2 mile from Camp Cactus near road between Middle Canyon and Bulrush Canyon 231 Comment
  SBBG67376  Acmispon grandiflorus var. grandiflorus R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  SD13186  Acmispon maritimus Edith A. Purer 1935-5-11 6549 Los Angeles Santa Monica Mountains, Malibou Road, hillside Comment
  LA99389  Acmispon maritimus var. maritimus Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  SBBG118139  Acmispon maritimus var. maritimus F. R. Fosberg 1931-4-3 4464 Los Angeles Pebbly Beach Rd 5 Comment
  SBBG131132  Acmispon wrangelianus S. A. Junak 1999-5-21 SCa 968 Los Angeles ridge just E of KBRT Radio Station, along S side of Airport Rd, on E side of KBRT Valley 445 Comment
  CATA335  Acourtia microcephala Mark L. Hoefs 1973-7-13 374 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir, on north side of main road 236 Comment
  UC831516  Acourtia microcephala Ira W. Clokey, B. Templeton 1929-6-18 4582 Los Angeles Mandeville Canyon; Santa Monica Mountains 250 Comment
  CATA1064  Adenostoma fasciculatum Mark L. Hoefs 1995-5-16 2004 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  IRVC27304  Adenostoma fasciculatum A. C. Sanders, Mark Elvin 2003-8-7 27152 Los Angeles Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns. 351 Comment
  LA200815  Adenostoma fasciculatum Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  LA52119  Adenostoma fasciculatum A. M. Johnson; 1932-5-14 4062 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  LA91423  Adenostoma fasciculatum Bruce Douglas Clayton; Greg Shaw 1972-3-30 24 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, N end of Drawbridge firebreak. 618 Comment
  UC450891  Adenostoma fasciculatum Fay A. MacFadden 1931-3-29 25 E Los Angeles Verdugo Hills, Tuna Canyon Comment
  RSA390568  Adenostoma fasciculatum var. fasciculatum Robin S. Collins 1973-5-15 287 Los Angeles Angeles National Forest, Trail Canyon. 610 Comment
  LA200055  Adiantum jordanii Lawrence L. Kiefer; 1966-3-12 1683 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, ca 0.5 mi from Lobo Canyon, near road. 304 Comment
  UC811133  Adiantum jordanii I. W. Clokey and E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  POM872  Adiantum jordanii M. M. Culter 1916-3-23 s.n. Los Angeles South Hills- Pomona Comment
  CAS-BOT-BC101831  Agave Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7428 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of 21 Comment
  RSA603406  Ageratina adenophora Louis C. Wheeler 1975-8-6 s.n. Los Angeles San Gabriel Mountains: Maple Canyon, off Big Tujunga Canyon, just below main road. Comment
  RSA640169  Ageratina adenophora Louis C. Wheeler 1964-9-13 8581 Los Angeles Susanna Canyon by Ed Fricke's place: San Gabriel Canyon (east fork). Comment
  CAS-BOT-BC29529  Agoseris apargioides Gent 1900-5-17 2623 Los Angeles El Monte Comment
  RSA416386  Agoseris grandiflora var. grandiflora Elbert Benjamine 1929-5-26 187 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  UCR26069  Agoseris heterophylla John C. Roos 1937-3-17 2458 Los Angeles San Fernando Valley 305 Comment
  UC574011  Agrostis alba H. S. Yates 1936-8-28 6366 Los Angeles Big Pine Park San Antonio Quad., Big Pine Park Comment
  RSA522470  Agrostis exarata Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4034 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  HSC66205  Agrostis gigantea R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42179 Los Angeles San Gabriel Mts., Angeles National Forest: Big Meadow, Big Pines 2088 Comment
  UCR209133  Agrostis viridis R. G. Swinney 2008-6-24 9083 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  RSA601139  Aleurites fordii L. C. Wheeler 1946-6-28 6218 Los Angeles Los Angeles. East side St. Andrews St. south of San Marino St. (2nd or 3rd house, east side). Comment
  UCR101726  Alisma triviale L. C. Wheeler 1952-7-10 6857 Los Angeles San Gabriel Valley, Whittier Narrows Dam 58 Comment
  RSA729400  Allium fimbriatum var. fimbriatum R. G. Swinney 1998-6-12 6952 Los Angeles San Gabriel Mtns.: NW of Jackson Lake at Ball Flat. 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Road 1890 Comment
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Sep 4 2015
  UCR192588  Allium lacunosum var. davisiae A. C. Sanders 2008-4-10 34800 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA729792  Allium monticola R. G. Swinney 1998-6-16 6978 Los Angeles San Gabriel Mtns.: ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
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Nov 6 2012
  UC64221  Allium peninsulare var. peninsulare H. M. Hall May 1902 3234 Los Angeles Chatsworth Hills Comment
  RSA187822  Allium praecox Robert F. Thorne 1966-4-30 36340 Los Angeles Santa Catalina Island; mouth of Gallagher s Canyon. 8 Comment
  RSA680485  Allophyllum glutinosum Scott D. White, Michael Honer 2003-6-23 9579 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  UC126060  Allophyllum glutinosum T. S. Brandegee 1890-5-20 Los Angeles Santa Catalina Isl. Comment
  RSA299417  Alnus rhombifolia Joseph A. Ewan 1934-8-5 8458 Los Angeles Praire Fork of San Gabriel River. 1616 Comment
  RSA0110553  Amaranthus albus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-10-22 SCa- 825 Los Angeles Santa Catalina Island: Cherry Cove, near main buildings at Boy Scout camp. 6 Comment
  RSA598663  Amaranthus albus L. C. Wheeler 1966-11-23 9147 Los Angeles San Gabriel Mountains. West Fork San Gabriel Canyon. Comment
  UCD97186  Amaranthus albus M. Vincent 1962-12-5 314 Los Angeles Santa Monica Mts., Mulholland Highway at Stunt Road. Comment
  UCR258767  Amaranthus blitoides R. G. Swinney 2010-6-23 13324 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  UCR143337  Amaranthus powellii Anstruther Davidson 1917-1 3299 Los Angeles Los Angeles Basin, Los Angeles 152 Comment
  RSA629737  Amaranthus retroflexus L. C. Wheeler 1973-8-2 s.n. Los Angeles San Gabriel Mountains: Coulter Reservoir, Sunset Ridge. 647 Comment
  SDSU14843  Amblyopappus pusillus Patrick McConnell 2003-4-27 26 Los Angeles San Clemente Island, SHOBA zone, near top of small hill approx 200m south of China Point Road, approx 1/4 from lands end, directly south o f solar powered shack. 85 Comment
  RSA19013  Amblyopappus pusillus I. M. Munz 1923-4-9 6670 Los Angeles East coast, San Clemente Island. Comment
  RSA239441  Amblyopappus pusillus E. R. Blakley 1962-6-10 5232 Los Angeles Canyon mouth SE of Eel Point, half way toward Seal Cove, San Clemente Island 6 Comment
  UCR121260  Ambrosia acanthicarpa R. G. Swinney 1989-11-24 1498 Los Angeles San Gabriel Mtns, Big Dalton Canyon area, in and near Glendora Wilderness Park. Big Dalton debris basin 366 Comment
  UCR258890  Ambrosia acanthicarpa R. G. Swinney 2010-8-16 13520 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC13719  Ambrosia chamissonis I. M. Johnston 1917-6-10 1317 Los Angeles Playa del Rey Comment
  CAS-BOT-BC13723  Ambrosia chamissonis Le Roy Abrams; Ira L. Wiggins 1931-7-6 358 Los Angeles San Clemente Island, vicinity of Mosquito Harbor Comment
  UC53916  Ambrosia chamissonis Ernest Braunton 1902-5-1 311 Los Angeles Redondo Comment
  UCR206168  Ambrosia confertiflora A. C. Sanders, T. B. Salvato 2009-5-29 37040 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  SBBG61686  Ambrosia salsola var. salsola R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  SFV12541  Ammannia coccinea M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 854 Los Angeles San Fernando Valley Big Tujunga Wash,, on mud flats just behind Hansen Dam. 305 Comment
  RSA656206  Amorpha californica var. californica Joseph M. Keefe 1977-6-10 22059 Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  UC723860  Amorpha californica var. californica K. Kneen 1933-5-14 Los Angeles Topanga Canyon Comment
  POM3924  Amsinckia intermedia D. L. Crawford 1915-7-16 sn Los Angeles Live Oak Canyon -Claremont Comment
  SD252290  Amsinckia menziesii Steven A. Junak 1999-4-22 Sca 841 Los Angeles Santa Catalina Island: in upper part of Cape Canyon, at pumphouse, just upstream from fork in road. 305 Comment
  UCR125431  Amsinckia menziesii var. menziesii A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25716 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  SD237360  Amsinckia tessellata R. G. Swinney 2009-4-28 10521 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  UCR190420  Amsinckia tessellata R. G. Swinney 2001-4-18 7891 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  SD181673  Amsinckia tessellata var. tessellata Louis C. Wheeler 1973-4-20 Los Angeles San Gabriel Mountains: Alliso Canyon ca. 0.5 mile east of Blum Ranch. 945 Comment
  UC79481  Amsinckia tessellata var. tessellata E. L. Greene March 1885 Los Angeles San Fernando Comment
  UCD121199  Amsonia tomentosa J. E. Law 1923-5-19 341 Los Angeles Quail Spring. Comment
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Sep 23 2017
  UCR220203  Anagallis arvensis R. G. Swinney 2009-4-3 10276 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  RSA629706  Anagallis arvensis Louis C. Wheeler 1967-7-6 9924 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  RSA0063155  Andropogon glomeratus var. scabriglumis F. W. Peirson 1918-10-16 1571 Los Angeles Near foot of Pacoima Canyon, west end of San Gabriel Mts. Comment
  CAS-BOT-BC126776  Anthemis cotula John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  SD252273  Anthemis cotula Steven A. Junak 2000-7-1 Sca 1376 Los Angeles Santa Catalina Island: just N of Cape Canyon Road, 0.4 mile E of intersection w/ Middle Ranch Road, at storage shed, near Cape Canyon corrals. 228 Comment
  RSA425785  Antirrhinum coulterianum L. E. Hoffman 1933-7-10 s.n. Los Angeles Coldwater Canyon (near Colby's Ranch) Sierra Madre Mountains Comment
  RSA549186  Antirrhinum coulterianum Tim S. Ross, Peter Fritsch 1990-6-20 3662 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  SBBG83174  Antirrhinum coulterianum R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA589065  Antirrhinum coulterianum Orlando Mistretta 1994-6-6 1328 Los Angeles San Gabriel Mts: Little Rock Creek. Slopes on E side of canyon S of jct. of Forest Service roads 4N15 and 5N04.3. 1433 Comment
  RSA598143  Antirrhinum coulterianum Victor W. Steinmann, Tim S. Ross 1995-5-8 669 Los Angeles Liebre Mountains, slopes between Leona Valley and 'Lost Valley' 1100 Comment
  UCR281330  Antirrhinum kelloggii R. G. Swinney 2014-5-19 16552 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
  RSA574302  Antirrhinum kelloggii R. G. Swinney 1994-5-7 2819 Los Angeles Glendora Wilderness Park, along Mystic Canyon Trail. N of Big Dalton Canyon Rd. 457 Comment
  POM4291  Antirrhinum multiflorum I. M. Johnston 1917-6-20 s.n. Los Angeles San Antonio Canyon. 1067 Comment
  RSA729329  Antirrhinum multiflorum R. G. Swinney, Dave Larson 1999-7-21 7571 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  RSA151016  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-3-27 1699 -B Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  UC859111  Aphanes macrosepala Louis C. Wheeler 1933-4-15 1638 Los Angeles Foothills W Live Oak Canyon; San Gabriel Mts. 487 Comment
  RSA661012  Aphanisma blitoides Orlando Mistretta 1992-4-5 152 Los Angeles Guds, San Clemente Island. Comment
  LA32236  Apiastrum angustifolium Peter H. Raven; 1959-5-3 14077 Los Angeles SANTA MONICA MOUNTAINS, 0.6 mi E of Coldwater Canyon on Mulholland Drive. 365 Comment
  UCR155355  Apiastrum angustifolium A. C. Sanders 2005-5-5 29868 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
  UCR155695  Apiastrum angustifolium A. C. Sanders, T. B. Salvato 2005-4-26 29707 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
  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
  RSA729606  Aquilegia formosa R. G. Swinney 1998-7-10 6368 Los Angeles confluence of Bear Gulch and Prairie Fork Canyon, souh side of canyon along Prairie Fork sream. Riparian zone in mantane coniferous forest; with Alnus rhombifolia. 1488 Comment
  UCR256560  Aquilegia formosa Anuja Parikh, Nathan Gale 2011-7-15 3561 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.5 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  POM184682  Aquilegia formosa Joseph A. Ewan 1932-6-12 7380 Los Angeles 1/2 mile below Falls Creek, Tujunga Canyon, San Gabriel Mountains 762 Comment
  SEINET4136766  Arabis sparsiflora var. californica K. Dobry 1991-3-16 d 258 Los Angeles Montifisher Property off Stunt Road. Lower Cold Creek Canyon, Santa Monica Mountains.; 0 Comment
  UCR194015  Aralia californica R. G. Swinney 1998-8-17 6764 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  CAS-BOT-BC102201  Arctium lappa Alice Eastwood 1915-8-25 4209 Los Angeles Duarte Comment
  UC1595454  Arctostaphylos Tim Ross 1992-7-10 6642 Los Angeles 310 m e where Coldwater Canyon meets Big Tujunga Creek (just s of creek, e side of road to Colby Ranch); San Gabriel Mountains, Big Tujunga Canyon 972 Comment
  RSA550439  Arctostaphylos gabrielensis T. S. Ross 1992-7-10 6642 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
  RSA17554  Arctostaphylos glandulosa subsp. gabrielensis C. B. Wolf 1936-5-27 7850 Los Angeles Aliso Canyon to Buckhorn flats road, Tie Camp summit 1524 Comment
  RSA629088  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-6-18 15619 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  CAS-BOT-BC23247  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-7-10 s.n. Los Angeles Wilson's Peak summit Comment
  POM96982  Arctostaphylos glandulosa subsp. mollis P. A. Munz 1925-4-23 9441 Los Angeles San Gabriel Canyon. 488 Comment
  RSA616064  Arctostaphylos glandulosa subsp. mollis Scott D. White 1997-1-20 6056 Los Angeles Santa Clara River Watershed: Headwaters of Iron Canyon and Oak Springs Canyon. 1160 Comment
  CAS-BOT-BC39333  Arctostaphylos glauca Fordyce Grinnell 1903-12-30 89 Los Angeles Mt. Wilson Trail near Pasedena Comment
  CAS-BOT-BC39341  Arctostaphylos glauca Ernest C. Twisselmann 1959-6-2 5339 Los Angeles Old Ridge Route, 2.2 miles south of Sandberg's Lodge. 1203 Comment
  RSA0087386  Arctostaphylos glauca R. G. Swinney 2010-5-25 12975 Los Angeles 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. 659 Comment
  RSA604745  Arctostaphylos glauca L. C. Wheeler 1932-9-12 1380 Los Angeles W. of Hogback, San Antonio Canyon 1311 Comment
  RSA631505  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15796 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631586  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15933 Los Angeles Hughes Lake Road, 2-3 km north of Ruby Canyon Road. 700 Comment
  RSA631599  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15604 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA634704  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20237 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634758  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22017 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634921  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20533 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634934  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20238 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635085  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20576 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA635126  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20293 Los Angeles Road to Mt. Gleason, 1 km west of Mill Creek Summit, San Gabriel Mtns. 1550 Comment
  RSA635155  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20281 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA635246  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20649 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UC1369835  Arctostaphylos patula Robert F. Thorne and John Olmstead 1965-8-26 35352 Los Angeles near top of ridge se Holiday Hill Ski Lift; San Gabriel Mountains, Angeles National Forest, Blue Ridge 2560 Comment
  UCR191681  Arenaria douglasii T. B. Salvato 2008-4-22 3318 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCR181239  Arenaria macradenia R. G. Swinney 1997-6-13 5573 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 0.5 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 2073 Comment
  UCR223912  Arenaria macradenia R. G. Swinney 2009-6-24 11282 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain Road, 1 mile east of Angeles Forest Hwy at Mill Creek Summit 1604 Comment
  RSA15525  Argemone munita Carl B. Wolf 1928-5-13 2184 Los Angeles 1/2 way between Castaic and Sandbergs. Comment
  CATA2064  Aristida adscensionis Steven A. Junak 1998-7-17 789 Los Angeles Santa Catalina Island: Just W of mouth of Silver Canyon, on coastal slopes just inland from beach 12 Comment
  POM50226  Artemisia californica L. W. Nuttall 1920-12-27 992 Los Angeles Rock Spring Canyon, Santa Catalina Island Comment
Read comments
Jun 9 2014
  RSA609009  Artemisia californica L. C. Wheeler 1931-1 s.n. Los Angeles San Dimas: Puddingstone. Comment
  SDSU6168  Artemisia californica A. H. Gallup 1948-1-17 97 Los Angeles On foothill blvd. east of Claremont 1/2 mile. 366 Comment
  UCR133743  Artemisia californica F. R. Fosberg 1931-12-10 7156 Los Angeles Channel Islands, Pebble [Pebbly] Beach Canyon, left fork 20 Comment
  POM20620  Artemisia douglasiana Philip A. Munz 1923-11-8 7798 Los Angeles Lone Hill, Glendora. Comment
  SBBG62507  Artemisia douglasiana R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  UC166728  Artemisia douglasiana Geo. B. Grant 1904-8-1 68 a Los Angeles Pasadena Comment
  UC29701  Artemisia douglasiana J. H. Barber 1897-9-3 280 Los Angeles Santa Monica Exp't Station Comment
  POM304855  Artemisia douglasiana Henry J. Ramsey, Henry J. Ramsey 1937-9-2 231 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  CAS-BOT-BC93829  Artemisia dracunculus Fordyce Grinnell 1903-12-22 30 Los Angeles Arroyo Seco Canyon [Canon] near Pasadena Comment
  UC1745908  Artemisia dracunculus Annetta M. Carter, Arthur Carter 1935-9-11 970 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  UC586948  Artemisia dracunculus Joseph Andorfer Ewan 1934-8-3 8365 Los Angeles near county line; San Gabriel Mts., Swartout Valley 1981 Comment
  UCR95758  Artemisia dracunculus Lauren Raz, Steve Boyd 1996-10-23 059 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  CAS-BOT-BC93698  Artemisia ludoviciana subsp. incompta I. M. Johnston 1917-8-22 1651 Los Angeles Pine Mt. Ridge - San Antonio Mountains 2438 Comment
  UC205743  Artemisia ludoviciana subsp. incompta I. M. Johnston 1917-8-22 1651 Los Angeles Pine Ridge San Antonio Mountains, Pine Ridge 2438 Comment
  SEINET10800380 Image available Artemisia tridentata subsp. parishii Samuel B. Parish, W. F. Parish Parish 1065 Los Angeles Newhall. San Bernardino. Comment
  RSA729685  Arundo donax R. G. Swinney 1999-4-5 7067 Los Angeles lower Boulder Canyon Wash, 0.2 mi. south of Ft. Tejon Rd. (Ave. Y) on 217th St. East. Dry wash on roadside; Joshua tree and juniper woodland. 1183 Comment
  RSA746563  Asclepias Orlando Mistretta 1992-8-20 s.n Los Angeles Transverse Ranges; San Gabriel Mtns region: Mt. Gleason Management Unit. Mt Gleason. Tujunga Ranger District. Comment
  UC1971457  Asclepias californica Louis C. Wheeler 1946-8-24 6244 Los Angeles SAN GABRIEL MOUNTAINS: Wawona Lodge (site) adjacent to Crystal Lake. Comment
  LA200144  Asclepias fascicularis Harvey Anderson; August 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Solstice Canyon Comment
  LA81925  Asclepias fascicularis O. H. Kappler; 1940-6-9 48 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0104715  Asclepias vestita R. G. Swinney 2009-5-6 10652 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCR52598  Asclepias vestita L. F. LaPre 1988-7-2 s.n. Los Angeles Western Mojave Desert, Del Sur Ranch, 6 mi. west of Lancaster, near intersection Ave G & 100th Street West 765 Comment
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Feb 10 2008
  UCR205060  Asphodelus fistulosus R. G. Swinney 2008-4-4 8606 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  CAS-BOT-BC68857  Aspidotis californica Timothy S. Ross 1992-5-24 6409 Los Angeles San Gabriel Mts. - Lower Brown's Gulch: just W of the San Gabriel Dam 464 Comment
  CHSC99436  Aspidotis californica LeRoy Gross 2000-10-28 313 Los Angeles Verdugo Mountains: Along Brand Park Mountainway road. 548 Comment
  SBBG54426  Aspidotis californica L. R. Abrams 1901-4-15 1499 Los Angeles Wilson trail, Los Angeles Comment
  CDA10317  Aster lanceolatus subsp. hesperius K. D. Pfenninger 1961-6-22 Los Angeles Southwest of main house, 5364 East Avenue G, Lancaster. 0 Comment
  UCR210488  Aster subulatus R. G. Swinney 2008-11-30 9869 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  RSA594407  Aster subulatus var. ligulatus Steve Boyd, Lauren Raz 1996-10-14 9085 Los Angeles Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138. 1021 Comment
  RSA607264  Aster subulatus var. ligulatus L. C. Wheeler 1932-9-19 1400 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  CAS-BOT-BC177474  Astragalus asymmetricus Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Unspecified Comment
  RSA90182  Astragalus bicristatus F. W. Peirson 1922-7-6 3198 Los Angeles Big Pines, Swartout Valley Comment
  IRVC28126  Astragalus didymocarpus A. C. Sanders 2003-5-1 26259 Los Angeles SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property Western San Gabriel Mtns. 396 Comment
  RSA496675  Astragalus didymocarpus var. didymocarpus A. C. Sanders, E. J. Lawlor 1988-4-3 7757 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  SBBG68200  Astragalus douglasii R. Hoffmann 1925-5-17 Los Angeles Neenach Comment
  UCR192524  Astragalus douglasii A. C. Sanders 2008-4-10 34784 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA152131  Astragalus douglasii var. douglasii Wesley O. Griesel 1962-6-7 s.n. Los Angeles Big Pines. 1067 Comment
  RSA609129  Astragalus douglasii var. douglasii L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Divide between Punchbowl Canyon and Watkins Creek, at end of road and beginning of Burkhart Trail. 1585 Comment
  UCR184361  Astragalus gambelianus A. C. Sanders 2007-4-13 33400 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  SBBG98613  Astragalus gambelianus T. Ross 1991-4-21 4556 Los Angeles ridgetop between Turnbull and Sycamore Cyns; Whittier Hills 320 Comment
  UCR117222  Astragalus lentiginosus B. G. Pitzer 1998-5-12 3694 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  UC1128812  Astragalus lentiginosus var. variabilis A. D. Gifford 1935-4-12 574 Los Angeles 1 mi w Manzana; Tejon Quad., w of Manzana Comment
  POM122391  Astragalus pachypus var. pachypus Marcus E. Jones 1926-6-7 s.n Los Angeles South of Lebec. Comment
  SFV6185  Astragalus trichopodus var. lonchus R. M. Muran 1974-3-22 40 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  RSA415737  Astragalus trichopodus var. lonchus Frances M. Morey 1922-4-14 s.n Los Angeles Culver City. Comment
  SBBG3262  Astragalus trichopodus var. lonchus H. and M. Dearing 1937-3-8 838 Los Angeles from Pt Mugu S to Santa Monica Comment
  RSA0072154  Astragalus trichopodus var. phoxus Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  RSA415706  Astragalus trichopodus var. phoxus H. C. Ackley 1927-05 s.n Los Angeles Mulholland Drive, Los Angeles. Comment
  UCR124589  Astragalus trichopodus var. phoxus B. C. Templeton, I. W. Clokey 1930-4-8 1041 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  UCR261127  Athysanus pusillus R. G. Swinney 2010-2-27 11729 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  SBBG77601  Atriplex argentea var. expansa F. R. Fosberg 1931-7-15 5423 Los Angeles isthmus 3 Comment
  RSA188253  Atriplex californica R. F. Thorne, P. Everett 1965-6-24 35042 Los Angeles Santa Catalina Island. Shark Harbor, W side of Island. 8 Comment
  UCR13463  Atriplex 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
  UC7056  Atriplex canescens J. Burtt Davy May 9 1896-May 24 1896 2286 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  UCSC011212  Atriplex canescens Adam Searcy 2015-7-10 73 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  CAS-BOT-BC168278  Atriplex canescens var. canescens Roxana S. Ferris 1918-6-12 932 Los Angeles In vacant lot, Lancaster Comment
  POM11847  Atriplex coulteri Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  RSA233613  Atriplex coulteri R. F. Thorne 1970-3-6 39394 Los Angeles Santa Catalina Island: near Blue Cavern Point 46 Comment
  RSA478345  Atriplex coulteri Anstruther Davidson 1930-1 s.n. Los Angeles [Unspecified] Comment
  SBBG98506  Atriplex coulteri T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5146 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  UCR205521  Atriplex glauca A. C. Sanders, T. B. Salvato 2009-5-19 36812 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA457630  Atriplex johnstonii L. C. Wheeler 1933-4-27 1657 Los Angeles Playa del Rey (Type loc.) 8 Comment
  SEINET4135199  Atriplex lentiformis Steve Boyd, Valerie Soza; Victoria Jotikasthira; L. Raz 1996-7-11 8908 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake.; 0 469 Comment
  UCR123630  Atriplex lentiformis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25485 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley 300 Comment
  SD90426  Atriplex leucophylla Robert F. Thorne 1973-4-12 42917 Los Angeles San Clemente Island; dunes at Horse Cove, south end of island. 3 Comment
  CAS-BOT-BC176355  Atriplex parryi Carl B. Wolf 1932-9-15 4084 Los Angeles Mojave Desert. Antelope Valley. 2 blocks W. of center of town of Lancaster 718 Comment
  JEPS59569  Atriplex rosea Frank W. Peirson 1923-8-30 4009 Los Angeles Lone Pine Canyon San Gabriel Mountains, Lone Pine Cayon, Cyde Ranch (Clyde Ranch) Comment
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Feb 21 2013
  IRVC28731  Atriplex rosea A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25515 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  RSA233585  Atriplex semibaccata R. F. Thorne 1970-3-6 s.n. Los Angeles Santa Catalina Island: Indian Rock in Emerald Bay 15 Comment
  SD90487  Atriplex semibaccata Robert F. Thorne 1973-4-12 42898 Los Angeles San Clemente Island; China Point at end of road. 14 Comment
  RSA478430  Atriplex serenana Joseph A. Ewan 1929-8-14 3421 Los Angeles Westwood Hills. 137 Comment
  CAS-BOT-BC176588  Atriplex serenana var. davidsonii E. Braunton 1902-4-27 s.n. Los Angeles Temple St., Los Angeles Comment
  UC56777  Atriplex serenana var. serenana Ernest Braunton Sep 1902 636 Los Angeles Cienega Comment
  LA202404  Atriplex suberecta Arthur C. Gibson; 2004-9-5 5061 Los Angeles Santa Monica Mountains, Liberty Canyon, near old homesteads, ca 150 m from eucalyptus grove, on state park land Comment
  UC452644  Atriplex watsonii R. L. Pendleton 1909-7-6 1426 Los Angeles Catalina Cove - Isthmus Santa Catalina Island (Santa Catalina Id); , Catalina Cove - Isthmus 6 Comment
  RSA591401  Avena barbata L. C. Wheeler 1934-4-2 2499 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  SEINET3919640  Avena barbata L. M. Prince 2002-3-26 02 -294 Los Angeles Claremont. Foothill Blvd. near Bernard Field Station.; 0 400 Comment
  OBI28971  Avena fatua David J. Keil 1976-12-12 11882 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  IRVC26474  Avena fatua A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26142 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  UCR207979  Azolla filiculoides Samuel R. Tyson 1943-7-7 s.n. Los Angeles San Gabriel Mountains, San Dimas Canyon, San Dimas Reservoir 438 Comment
  RSA232625  Baccharis salicifolia Larry E. DeBuhr, Gary D. Wallace 1972-9-2 692 Los Angeles San Clemente Island: base of canyon 1.5 miles north of Eel Point. 30 Comment
  RSA587183  Baccharis salicifolia Scott D. White 1995-12-5 3761 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  RSA608485  Baccharis salicifolia L. C. Wheeler 1961-6-13 7876 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA777919  Baccharis salicifolia R. G. Swinney 2009-5-6 10670 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCR131427  Baccharis salicifolia Alison Lipman 1998-5-3 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR197189  Baccharis salicifolia Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 669 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UC1118908  Baccharis salicifolia subsp. salicifolia A. D. Gifford 1935-2-7 425 Los Angeles mouth of Elizabeth Lake Canyon Tejon Quad. 365 Comment
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Jun 9 2014
  UCR179610  Baccharis salicina R. G. Swinney 1992-11-11 1981 Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin, on Colby-Dalton Trail 366 Comment
  RSA726046  Barbarea orthoceras R. G. Swinney 1997-6-19 5627 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  RSA0082914  Bassia hyssopifolia Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3134 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Immediately above beach at foot of cliff. 2 Comment
  RSA128058  Bassia hyssopifolia P. H. Raven, H. J. Thompson 1959-9-6 14365 Los Angeles Salt marsh at mouth of Malibu Creek. 3 Comment
  UC472306  Berberis nevinii J. Grinnell 1903-10-31 Los Angeles wash near <Garnsey>; San Fernando Valley Comment
  UC519763  Berberis nevinii C. Darland 1932-5-12 Los Angeles San Fernando Comment
  UCR78119  Berberis nevinii Wandalee Thompson 1964-4-11 01 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  UC40556  Bidens laevis Prof. Brewer 1860-12-24 91 Los Angeles Los Angeles Comment
  RSA748848  Bituminaria bituminosa Justin M. Wood 2009-4-13 487 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  RSA652692  Bloomeria crocea Phillip Robinson 1991-5-19 368 Los Angeles Sycamore Canyon 0.25 miles south of intersection of Beverly Blvd and Workman Mill Road. 1.75 miles east of Workman Mill Rd on trail into canyon. [City of Industry, SW of Rio Hondo College, east of 605 Fwy] Comment
  RSA482644  Boechera arcuata Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
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Feb 15 2016
  RSA660260  Boechera californica Orlando Mistretta, Peter L. Morrell 1992-6-4 508 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SBBG31290  Bothriochloa barbinodis R. F. Thorne with P. C. Everett 1965-6-22 34860 Los Angeles Pebbly Beach Rd 30 Comment
  UC1019740  Bothriochloa barbinodis R. P. Celarier 1953-9-11 A 2575 I Los Angeles Los Angeles area Comment
  SBBG127003  Boykinia rotundifolia A. Parikh, N. Gale 2011-7-15 3560 Los Angeles West Fork San Gabriel River, 3.5 km W of St Hwy 39; San Gabriel Mtns 568 Comment
  CATA768  Brachypodium distachyon Mark L. Hoefs 1991-5-28 1308 Los Angeles Santa Catalina Island: Near road from Black Jack to Middle Canyon [Cape Canyon Road] 469 Comment
  RSA583030  Brachypodium distachyon Timothy S. Ross 1993-4-22 6870 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak, saddle on E side of peak. 448 Comment
  UCR223680  Brassica geniculata R. G. Swinney 2009-8-25 11498 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCD114847  Brassica rapa Gary Wallace; G. Cromwell 1966-2-19 1 Los Angeles In Glendora just south of intersection of Grand Ave. and Foothill Blvd. Comment
  CLARK-A1528-2299  Brassica rapa subsp. sylvestris John C. Roos 1943-2-7 Los Angeles West Los Angeles Comment
  IRVC28843  Brassica tournefortii Mark A. Elvin, Cathleen Weigand 2003-4-8 2467 Los Angeles Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks Santa Clarita Valley 351 Comment
  CAS-BOT-BC100401  Brickellia californica David D. Keck 1932-10-14 1954 Los Angeles North of Chatsworth city limits on first hill to west of Topango Canyon Blvd. (Santa Susana Ave.) Comment
  CAS-BOT-BC100412  Brickellia californica Henry J. Thompson 1958-10-22 1812 Los Angeles just north of Mount Hollywood, Griffith Park 381 Comment
  POM294582  Brickellia californica Lyman Benson 1945-12-10 11974 Los Angeles Mouth of Dalton Canyon. San Gabriel Mt. Ranges. 335 Comment
  POM351117  Brickellia californica Anstruther Davidson 1901-9-1 s.n. Los Angeles Rocky Creek Comment
  RSA164851  Brickellia californica Wesley O. Griesel 1962-9-14 738 Los Angeles State Hwy. 2 between Islip Saddle and Dawson Saddle. 2134 Comment
  UCR145168  Brickellia californica June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  RSA128004  Brickellia nevinii Peter H. Raven, Henry J. Thompson 1959-10-31 14723 Los Angeles Mandeville Canyon 5.8 miles north of Sunset Boulevard 366 Comment
  RSA582909  Brodiaea kinkiensis Mark A. Elvin, Gery Allan, Timothy S. Ross 1995-5-21 20 Los Angeles San Clemente Island: W side of island on upper terrace 1/4 mi. from Ridge Road to Stone Field Station. 244 Comment
  UC619742  Bromus arizonicus W. R. Dudley and F. H. Lamb 1896-6-8 4400 Los Angeles Liebre Mountains Comment
  RSA624538  Bromus berteroanus L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Near the mouth, east side Little Tujunga. Near BM. 1227 487 Comment
  CATA1231  Bromus carinatus Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2297 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA773617  Bromus carinatus R. G. Swinney 2009-6-24 11236 Los Angeles summit of Granite Mountain 1988 Comment
  RSA0093462  Bromus carinatus var. carinatus Richard G. Swinney 2011-6-7 15063 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  POM50872  Bromus catharticus Le Roy Abrams 1901-04 1461 Los Angeles Fruitland Comment
  POM112740  Bromus diandrus George B. Grant 1903-04 127 a Los Angeles Pasadena. Comment
  POM363403  Bromus diandrus Anstruther Davidson 1892-05 s.n. Los Angeles Los Angeles. Comment
  UC816365  Bromus diandrus Joseph Andorfer Ewan IV 1933 10929 Los Angeles Santa Monica Mountains, Higgins Canyon Higgins Canyon; Santa Monica Mountains, Higgins Canyon Comment
  UCD59497  Bromus diandrus A. A. Beetle 1942-4-18 3080 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  UCR206414  Bromus diandrus R. G. Swinney 2008-6-9 8958 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  LA105111  Bromus diandrus Barry A. Prigge; 1988-7-9 8256 Los Angeles Santa Monica Mountains, Calabasas, 900 ft ESE of N-Junction of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 374 Comment
  CHSC95424  Bromus grandis LeRoy Gross; Valerie Soza 2001-6-6 430 Los Angeles Los Angeles Basin region: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  CAS-BOT-BC155395  Bromus hordeaceus Carl Epling 1931-4-1 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA594998  Bromus hordeaceus Mark Hoefs, R. F. Thorne 1992-4-1 1734 Los Angeles Santa Catalina Island: past isthmus, just before Emerald Bay. 15 Comment
  UC50584  Bromus hordeaceus Dr. A. Davidson Los Angeles Lancaster Comment
  IRVC27965  Bromus hordeaceus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26119 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  UCR273761  Bromus madritensis R. G. Swinney 2011-5-10 14635 A 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
  UCR154020  Bromus madritensis subsp. madritensis A. C. Sanders 2005-5-11 30157 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
  UC1922283  Bromus madritensis subsp. rubens Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 691 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. Near 34deg 14' 19.3'' N 118deg 17' 15.5'' W T2N Comment
  POM363947  Bromus rubens Bette Wright 1942-5-2 s.n. Los Angeles Glendale. Comment
  RSA717424  Bromus rubens Gary Kovnat, LeRoy Gross 2003-2-2 12 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south-west corner of meadow Comment
  IRVC26335  Bromus sterilis A. C. Sanders, Andy Thompson 2003-4-15 25993 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  CAS-BOT-BC161405  Bromus tectorum Timothy S. Ross; Darin Banks 1994-4-13 7514 Los Angeles Liebre Mountains. San Francisquito Canyon. Ca. 430 m southwest of San Francisquito Powerhouse Nomber 2. 487 Comment
  CAS-BOT-BC161406  Bromus tectorum Timothy S. Ross; Victor W. Steinmann 1995-5-8 8554 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley. 1182 Comment
  CAS-BOT-BC233951  Calandrinia breweri Carl Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  SEINET6034244  Calandrinia ciliata Louis Wheeler Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC557725  Calandrinia ciliata Nell Murbarger March, 1936 106 Los Angeles mesa top and upper slopes of e side of island San Clemente Island Comment
  SEINET4044452  Calochortus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. Pt. Mugu State Park. 30 Comment
  JEPS104750  Calochortus John L. Morrison 1937-6-17 2510 Los Angeles North Fork of the San Gabriel River, 1/4 mi above West Fork Highway Maintenence Station along the W side of the road Comment
  CAS-BOT-BC132283  Calochortus catalinae Moxley 1916-4-14 306 Los Angeles Ridge S.W. of Museum Hill, Los Angeles Comment
  RSA377283  Calochortus catalinae F. R. Fosberg 1931-4-22 S 4667 Los Angeles Santa Catalina Island: Eagles Nest. Middle Ranch Canyon. 200 Comment
  UCD139489  Calochortus catalinae P. B. Kennedy 1928-3-30 s.n. Los Angeles White's Landing, Santa Catalina Island. Among east ridge to south. Comment
  RSA0087103  Calochortus catalinae Steven A. Junak 2001-5-4 SCa- 1494 Los Angeles Santa Catalina Island. E of Parson's Landing. 121 Comment
  UCR124945  Calochortus clavatus B. C. Templeton, I. W. Clokey 1930-5-13 1402 Los Angeles Western San Gabriel Mtns., Bouquet Canyon 600 Comment
  UCR192894  Calochortus invenustus R. G. Swinney 1999-8-9 7612 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  RSA229003  Calochortus palmeri var. palmeri Robert F. Thorne, C. W. Tilforth 1971-6-30 40819 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek 1.8 miles below Alder Saddle in Pinyon Flats area, 1555 Comment
  UCR163187  Calochortus plummerae Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  POM351395  Calycadenia tenella Fordyce Grinnell Jr. 1910-5-5 s.n. Los Angeles Arroyo Seco near Pasadena 365 Comment
  UCR198517  Calyptridium monandrum Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  SEINET3245939  Calyptridium monospermum G. K. Helmkamp, E. A. Helmkamp 2010-1 16519 Los Angeles Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedy Spring 7.5') 2234 Comment
  RSA620156  Calyptridium parryi L. C. Wheeler 1968-7-15 s.n. Los Angeles Southwest side Dawson Peak. 2865 Comment
  RSA702541  Calystegia Scott D. White 2004-5-5 10289 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UCR191252  Calystegia fulcrata R. G. Swinney 1998-7-2 6219 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR241080  Calystegia fulcrata Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  UCR162516  Calystegia longipes Anuja Parikh, Nathan Gale 2004-6-1 2019 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  RSA526620  Calystegia macrostegia subsp. amplissima Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4210 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  LA51395  Calystegia macrostegia subsp. cyclostegia Peter H. Raven; 1960-5-21 15394 Los Angeles Santa Monica Mountains, 2.1 mi. from Ferndale [Fernwood] on road to Saddle Peak 502 Comment
  POM147454  Calystegia macrostegia subsp. intermedia Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA647793  Calystegia macrostegia subsp. intermedia LeRoy Gross, Laura Moore 2000-6-5 210 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  UCR197196  Calystegia macrostegia subsp. intermedia Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 708 Los Angeles Transverse Ranges; San Gabriel Mountains region, 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 549 Comment
  RSA580980  Calystegia macrostegia subsp. macrostegia Catherine A. Mish 1995-3-4 15 Los Angeles Santa Susana Mtns., Eddleston Park. 400 Comment
  RSA592473  Calystegia macrostegia subsp. macrostegia Mark Hoefs 1973-3-11 55 Los Angeles Santa Catalina island; near Renton Mine Road. 213 Comment
  UCD77121  Calystegia peirsonii Robert E. Preston 1998-6-19 1151 Los Angeles CA. 1.3 mi N of Sleepy Valley. 780 Comment
  UCR150961  Calystegia peirsonii Sandra L. Leatherman, Brian Daniels 1998-11-10 59 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon, directly west of the intersection of Bouquet Canyon Road and Vasquez Canyon Road 488 Comment
  RSA729513  Camissonia R. G. Swinney 1999-7-5 7543 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  POM159464  Camissonia bistorta Thomas Craig 1927-6-19 466 Los Angeles Soledad Canon.[canyon] Comment
  RSA114439  Camissonia californica E. K. Balls 1955-5-20 20770 Los Angeles Claremont, volunteer plant at Rancho Santa Ana Botanic Garden, coming in on soil from Ontario-Chino area. Comment
  JEPS33758  Camissonia campestris W. L. Jepson 1935-4-17 17035 Los Angeles Lancaster w. Mohave Desert 716 Comment
  RSA773533  Camissonia campestris R. G. Swinney 2009-4-29 10574 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  POM96607  Camissonia campestris subsp. campestris P. A. Munz 1926-4-4 9989 Los Angeles 1 mile north of Elizabeth Lake. Comment
  RSA700490  Camissonia campestris subsp. campestris LeRoy Gross, Paul Morton 2004-6-9 1356 -a 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.) 1732 Comment
  SD41979  Camissonia campestris subsp. campestris Darley F. Howe 1947-5-5 1534 Los Angeles Between Palmdale and Littlerock. Comment
  UCR17892  Camissonia cheiranthifolia subsp. suffruticosa Edith A. Purer, Freda Detmers 1931-3-2 s.n. Los Angeles El Segundo Sand Dunes Comment
  RSA593458  Camissonia graciliflora Steve Boyd 1996-4-24 8637 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA187450  Camissonia guadalupensis subsp. clementina Peter H. Raven 1962-4-11 17260 Los Angeles beach due west of Wall 2; San Clemente Island. 9 Comment
  RSA748330  Camissonia hirtella Justin M. Wood 2009-6-1 781 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  RSA701277  Camissonia ignota LeRoy Gross 2003-5-4 825 Los Angeles South side of the mountains: Short distance up Brand Canyon, just pass a concrete channel. 427 Comment
  RSA578583  Camissonia intermedia Tim S. Ross, Steve D. Boyd 1994-5-10 7729 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
  RSA240685  Camissonia micrantha Donald R. Bissing 1973-5-18 83 Los Angeles Evey Canyon, San Gabriel Mountains: On s.w. side of canyon near mouth of canyon. 707 Comment
  SEINET7040193  Camissonia palmeri A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  SBBG60515  Camissonia strigulosa R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  SBBG17241  Camissoniopsis bistorta K. A. Wilson 1961-2-20 864 Los Angeles Little Tujunga Cyn Comment
  UCSB7332  Camissoniopsis bistorta Wedberg, Lee 1954-4-7 Los Angeles Sierra Madre 365 Comment
  JEPS31762  Camissoniopsis cheiranthifolia subsp. suffruticosa Julia A. Bettys 1929-5-20 Los Angeles Los Angeles, Manhattan Beach Comment
  SD38668  Camissoniopsis cheiranthifolia subsp. suffruticosa Edith A. Purer 1931-2-21 94 Los Angeles El Segundo; sand dunes. Comment
  UC172322  Camissoniopsis cheiranthifolia subsp. suffruticosa Katharine Brandegee Los Angeles Redondo Comment
  UCR273150  Camissoniopsis hirtella R. G. Swinney 2011-5-6 14610 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  RSA0091742  Camissoniopsis pallida R. G. Swinney 2011-5-26 14852 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
  UCSB10190  Cardamine californica H., J. 1941-4-4 Los Angeles San Dimas Canyon trail to flumes 4 and 5; field no. 588 609 Comment
  POM369318  Cardamine californica var. californica Ella M. Kennedy 1923-2-18 s.n. Los Angeles San Gabriel Canyon Comment
  SD138912  Cardamine oligosperma Craig Reiser 1993-4-2 Los Angeles San Raphael Hills, proposed Glendale Freeway Park Comment
  RSA674714  Carduus pycnocephalus Scott D. White, P. De Vries 2000-5-18 7911 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UCR104185  Carduus pycnocephalus Scott D. White 1997-5-21 5192 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  UC1584732  Carduus pycnocephalus subsp. pycnocephalus Tim Ross and Annette Ross 1991-6-3 5513 Los Angeles w Pomona (Elephant Hill); Elephant Hill Comment
  RSA0110787  Carex Richard G. Swinney 2010-9-30 13921 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
  UCR203248  Carex R. G. Swinney 2001-8-27 8117 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
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Sep 12 2018
  CAS-BOT-BC17687  Carex alma I. Johnston 1917-5-13 27 E Los Angeles El Monte. 121 Comment
  RSA590059  Carex alma Orlando Mistretta 1994-3-30 952 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  RSA0127208  Carex aurea Louis C. Wheeler 1967-7-15 10020 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  SEINET3899175  Carex bolanderi Valerie Soza, Leroy Gross 2000-6-13 996 Los Angeles San Gabriel Mountains: Spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead.; 0 1844 Comment
  CHSC96396  Carex fracta L. P. Janeway 2006-6-8 8680 Los Angeles San Gabriel Mountains. Near Angeles Crest Hwy, 0.5 km west of Big Pines and Big Pines Hwy. 2108 Comment
  JEPS48975  Carex multicaulis Joseph Ewan 1933-7-9 7870 Los Angeles Monrovia Peak 1463 Comment
  SEINET11632172  Carex occidentalis H. E. Hasse 1888-1 s.n. Los Angeles no further locality Comment
  JEPS45917  Carex pellita Louis C. Wheeler 1933-7-4 1892 Los Angeles San Dimas Canyon San Gabriel Mts., San Dimas Canyon 533 Comment
  RSA762428  Carex praegracilis R. G. Swinney 2008-10-16 9623 Los Angeles Big Pine Meadow 2061 Comment
  RSA0013640  Carex schottii Orlando Mistretta, Youssef Atallah 2011-8-16 6039 Los Angeles Aliso Canyon near junction of Aliso Canyon Road and Angeles Forest Highway. 1259 Comment
  RSA425907  Castilleja affinis M. Bisbee 1917-5-20 s.n. Los Angeles Hills and vallies, w. Eagle Rock Comment
  JEPS57316  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-12 1863 Los Angeles at the mouth of Big Sycamore Canyon Big Sycamore Canyon Comment
  UCR223147  Castilleja applegatei R. G. Swinney 2009-7-22 11329 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR200006  Castilleja applegatei subsp. martini Valerie Soza, Mariam Sidibeh 2003-3-26 1606 Los Angeles Transverse Ranges; Verdugo Mountains, North side of La Tuna Canyon, eastern end of Verdugo Crestline Drive 625 Comment
  SBBG120075  Castilleja exserta A. C. Sanders 2005-5-5 29944 Los Angeles W edge of Cruzan Mesa, N of Bench Mark "Plum"; Santa Clarita area 671 Comment
  UCR192186  Castilleja exserta A. C. Sanders 2008-4-10 34799 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  JEPS8766  Castilleja foliolosa Frank W. Peirson 1919-5-10 430 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  LA200849  Castilleja foliolosa Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA650915  Castilleja foliolosa J. Doty 1969-5-16 669 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  UC885209  Castilleja foliolosa I. W. Clokey and B. C. Templeton 1930-4-8 4722 Los Angeles San Francisquito Canyon 900 Comment
  UCR124596  Castilleja foliolosa B. C. Templeton, I. W. Clokey 1930-4-8 1059 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  RSA0019858  Castilleja gleasoni Orlando Mistretta, Christine Mistretta 2011-6-29 5770 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  UCR147270  Castilleja grisea Orlando Mistretta 1992-4-5 140 Los Angeles Channel Islands, San Clemente Island, [Triangulation Point] Guds Comment
  RSA5487  Castilleja linariifolia Carl B. Wolf 1932-8-11 4013 Los Angeles Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 915 Comment
  RSA587810  Castilleja linariifolia Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1132 A Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  RSA733775  Castilleja miniata subsp. miniata R. G. Swinney 1998-7-29 6536 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp. 2110 Comment
  RSA81474  Castilleja minor subsp. spiralis F. W. Peirson 1951-9-1 211 Los Angeles Arroyo Seco, Pasadena Comment
  RSA588065  Castilleja plagiotoma Orlando Mistretta 1994-4-15 1037 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1037 Comment
  UC1971197  Castilleja plagiotoma Louis C. Wheeler 1968-4-17 Los Angeles SAN GABRIEL MOUNTAINS: Big Rock Creek, 3/4 mile north of Big Rock Springs. Comment
  UCR170612  Caulanthus Dan S. Cooper 2005-6-6 s.n. Los Angeles San Andreas Rift Zone, N of Lake Elizabeth [ESE of Lake Hughes] 1189 Comment
  UCR189723  Caulanthus amplexicaulis R. G. Swinney 1998-7-10 6376 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  UCR205891  Caulanthus amplexicaulis R. G. Swinney 2008-5-5 8756 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA0086391  Caulanthus amplexicaulis var. amplexicaulis Scott D. White, Kent Hughes 2000-5-16 7828 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA618785  Caulanthus cooperi L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 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
  UC10386  Caulanthus coulteri J. Burtt Davy May 9 1896-May 24 1896 2634 Los Angeles Leonis Valley Antelope Valley, Leonis Valley Comment
  UC10396  Caulanthus inflatus Dr. A. Davidson 1874-6-1 Los Angeles Lancaster Comment
  RSA643175  Caulanthus major var. major Orlando Mistretta 1993-6-28 902 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  RSA305374  Ceanothus arboreus D. C. Michener, John Dourley, B. Haner, D. Pettys, M. Hoefs 1983-6-6 4291 Los Angeles Santa Catalina Island. Cut along main road from Avalon to airport. 2.3 miles from airport. Comment
  UC449688  Ceanothus arboreus I. J. Condit 1908-6-29 40 Los Angeles Cataline Island Comment
  CAS-BOT-BC48738  Ceanothus crassifolius Vernon Bailey 1907-10-29 s.n. Los Angeles Fernando Comment
  CAS-BOT-BC48760  Ceanothus crassifolius H. E. McMinn 1926-7-24 1796 B Los Angeles San Antonio Canyon Comment
  UCR270643  Ceanothus crassifolius var. crassifolius R. G. Swinney 2011-3-22 14180 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA724569  Ceanothus cuneatus K. Dobry 1991-3-23 d- 261 Los Angeles 415 Stunt Rd. Santa Monica Mts. Upper Cold Creek Cyn Comment
  UC870606  Ceanothus cuneatus var. cuneatus I. W. Clokey and B. C. Templeton 1930-4-8 4698 Los Angeles San Francisquito Canyon 800 Comment
  CAS-BOT-BC50595  Ceanothus leucodermis Brandegee 1889-5-1 11 Los Angeles Pasadena Comment
  LA44856  Ceanothus leucodermis O. A. Plunkett; 1926-3-6 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  RSA679916  Ceanothus leucodermis LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 925 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1) 1677 Comment
  SEINET13387055 Image available Ceanothus leucodermis R. G. Swinney 2011-1 15228 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail (Crystal Lake 7.5' Q.) (T3N R9W) 1567 Comment
  UCR259061  Ceanothus leucodermis R. G. Swinney 2010-3-18 11967 Los Angeles San Gabriel Mountains/Verdugo Mountains, Lake View Terrace, SE end of Orcas Park in Hansen Dam Basin, within 10 meters of Salix riparian forest corridor in Big Tujunga Wash 323 Comment
  UCR270492  Ceanothus leucodermis R. G. Swinney 2011-5-12 14687 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  LA212338  Ceanothus leucodermis Lee Haines; 1935-7-9 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Fern Canyon. Comment
  UCR50988  Ceanothus megacarpus subsp. megacarpus Tom Scott 1988-3-27 s.n. Los Angeles San Clemente Island, Box Canoyn; 1.5 miles above the mouth of the canyon Comment
  CAS-BOT-BC51436  Ceanothus megacarpus var. megacarpus Lewis S. Rose 1966-12-20 66114 Los Angeles Santa Monica Mountains, above Beverly Hills 213 Comment
  LA52219  Ceanothus megacarpus var. megacarpus A. M. Johnson; 1932-5-14 4064 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  UC1070893  Ceanothus megacarpus var. megacarpus A. E. Wieslander 1933-3-27 286 Los Angeles Head of Topanga Creek Calabasa quad. 518 Comment
  UCR141327  Ceanothus oliganthus R. F. Thorne 1971-4-23 41462 Los Angeles San Gabriel Mtns, Angeles National Forest; Chantry Flats, above Santa Anita Canyon 640 Comment
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Sep 2 2014
  UCR192841  Ceanothus oliganthus R. G. Swinney 1998-8-10 6728 Los Angeles San Gabriel Mtns., Cattle Canyon, west of (downstream from) Thompson Flat 732 Comment
  POM2838  Ceanothus oliganthus var. oliganthus I. M. Johnston 1917-9-17 1724 Los Angeles Cow Ca - on 915 Comment
  SBBG17294  Ceanothus oliganthus var. oliganthus K. A. Wilson 1961-2-18 859 Los Angeles Mulholland Hwy, 2 mi W of Seminole Hot Springs Comment
  UC1071526  Ceanothus oliganthus var. oliganthus Jerome S. Horton 1936-4-17 289 Los Angeles Monroe Canyon Flume 609 Comment
  RSA77698  Ceanothus oliganthus var. sorediatus F. W. Peirson 1920-4-26 732 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  RSA599198  Ceanothus spinosus Scott D. White 1997-3-12 4763 Los Angeles NW of Zuma Beach. Encinal Cny Rd between P.C.H. and Mulholland Hwy. [range:] 34 3-6 N, 118 49'-53' W. 305 Comment
  RSA722088  Celtis australis R. E. Riefner 2006-4-29 6 -158 Los Angeles City of Pasadena, canyon in vicinity of Candeo Dr. and Wierfield Dr. 320 Comment
  CAS-BOT-BC184959  Cenchrus longispinus Louis C. Wheeler 1932-8-6 1123 Los Angeles 2 miles north northeast Claremont. 426 Comment
  UC519983  Centaurea benedicta Louis C. Wheeler 1933-6-24 1879 Los Angeles Tujunga 533 Comment
  UCD129954  Centaurea diluta T. C. Fuller 1963-6-26 10713 Los Angeles southeast corner of Imperial and Success Aves., Watts dist. Comment
  RSA724515  Centaurium venustum K. Dobry 1992-10-25 d- 1080 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  CATA3441  Centranthus ruber Benjamin J. Dion, Tobias Nickel 2017-5-1 022 Los Angeles Santa Catalina Island: Channel Side; growing alone in a rock crevice on the side of Stage Rd 240 Comment
  RSA567162  Centrostegia thurberi Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3898 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
  RSA747353  Centrostegia thurberi R. G. Swinney 2008-5-8 8803 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UC1871300  Centrostegia thurberi T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3898 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Comment
  UCD170142  Centrostegia thurberi R. G. Swinney 2009-6-17 11170 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-BC388303  Cerastium glomeratum Geo. B. Grant 1903-3-1 s.n. Los Angeles Monrovia Comment
  RSA250621  Cerastium glomeratum R. F. Thorne 1971-3-31 41440 Los Angeles Johnson s Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA441911  Cerastium glomeratum Charles F. Seymour 1902-4-9 s.n. Los Angeles 1500 west Pico Street, Los Angeles. Comment
  CAS-BOT-BC400187  Ceratophyllum demersum Louis Wheeler 1933-10-22 2196 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  UCR256162  Cercocarpus betuloides R. G. Swinney 2010-6-4 13030 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  SEINET11914801  Cercocarpus betuloides H. W. Graham 1927-1 9- 9 -26 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson, near Los Angeles Comment
  RSA0091483  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-6-15 15170 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  SD215643  Cercocarpus betuloides var. betuloides Steve Boyd, Lauren Raz 1997-3-25 9298 Los Angeles Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 kilometer northeast of Knapp Ranch 1096 Comment
  UC1871137  Cercocarpus betuloides var. betuloides T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4867 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA650394  Cercocarpus betuloides var. betuloides T. Strid 1971-6-1 s.n. Los Angeles Glendora Road. Comment
  SBBG12772  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-6 5478 Los Angeles Bullrush Cyn, S of Middle Ranch 228 Comment
  UC1302362  Cercocarpus betuloides var. blancheae Robert F. Thorne and P. C. Everett 1964-2-6 33432 Los Angeles above Airport Road (ene slope of Black Jack Mountain, central part of Santa Catalina Island); Santa Catalina Island, Black Jack Mountain 457 Comment
  UC729520  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-5-13 3619 Los Angeles Hamilton Canyon, along ridge fence-line Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 243 Comment
  SEINET4090231  Cercocarpus traskiae R. Gustafson 1977-1 Los Angeles Comment
  CAS-BOT-BC279512  Chaenactis artemisiifolia Le Roy Abrams 1899-3-30 217 Los Angeles Sepulveda Canon [Canyon], Santa Monica Mts. Comment
  UCR200037  Chaenactis artemisiifolia Valerie Soza, B. Hogshead 2003-4-23 1636 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, Brand Canyon 457 Comment
  UCR96195  Chaenactis glabriuscula B. G. Pitzer 1996-4-21 2717 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  JEPS34183  Chaenactis glabriuscula var. glabriuscula Samuel B. Parish 1887-6-1 1934 Los Angeles Comment
  POM6048  Chaenactis glabriuscula var. glabriuscula I. M. Johnston 1918-5-12 1954 Los Angeles San Antonio Mountains. San Antonio Canyon 915 Comment
  RSA0008383  Chaenactis glabriuscula var. orcuttiana William Jones 2010-4-12 BOE- 1439 Los Angeles Ballona Lagoon, west bank- between Outrigger and Privateer Streets, Venice 2 Comment
  RSA165712  Chaenactis santolinoides Wesley O. Griesel, Brian C. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  UCSB31624  Chaenactis santolinoides Griesel, Wesley 1962-6-27 Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA92861  Chaenactis santolinoides F. W. Peirson 1928-6-2 7932 Los Angeles S fork of Rock Creek: trail toward the summit. 1982 Comment
  RSA149778  Chamaesyce albomarginata Wesley O. Griesel 1961-6-16 s.n. Los Angeles Dawson Saddle, San Gabriel Mountains 2439 Comment
  RSA656197  Chamaesyce melanadenia Joseph M. Keefe 1977-6-10 22062 Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  SEINET3412733 Image available Chamaesyce melanadenia Lewis S. Rose 1934-12-26 34521 Los Angeles San Gabriel Canyon. Comment
  SEINET6050487  Chamaesyce melanadenia Louis C. Wheeler 4211 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  LA32296  Chamaesyce polycarpa var. polycarpa Peter H. Raven; 1959-5-3 14089 Los Angeles SANTA MONICA MOUNTAINS, Woodrow Wilson Dr, 1.6 mi W of Cahuenga Pass. 304 Comment
  JEPS52365  Chamaesyce serpyllifolia Frank W. Peirson 1921-6-20 2445 Los Angeles San Gabriel Mtns, San Gabriel River, North Fork 457 Comment
  CAS-BOT-BC70017  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Pasadena Comment
  UC399606  Cheilanthes covillei George B. Grant and Walter Wheeler 1904-5-17 6264 Los Angeles Mt Wilson 1524 Comment
  UCR208184  Cheilanthes newberryi L. C. Wheeler 1932-9-30 1412 Los Angeles San Gabriel Mountains, Fish Canyon 305 Comment
  RSA225728  Chenopodium album R. F. Thorne, A. C. Gibson 1971-5-22 39745 Los Angeles Fish Canyon 335 Comment
  CAS-BOT-BC426288  Chenopodium album Peter H. Raven 1957-9-21 11367 Los Angeles Topanga Canyon, 2.3 mi. above US 101 alternate, Santa Monica Mts. Comment
  RSA423259  Chenopodium album L. C. Wheeler 1932-10-7 1421 Los Angeles U. C. L. A. Campus, W Los Angeles. 137 Comment
  RSA423247  Chenopodium ambrosioides B. C. Templeton 1934-10-13 4812 Los Angeles Los Angeles River Comment
  RSA423410  Chenopodium ambrosioides Robert Gustafson 1980-9-16 1920 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  RSA0103920  Chenopodium berlandieri R. G. Swinney 2011-10-10 15742 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
  SBBG119566  Chenopodium californicum L. C. Wheeler 1967-5-31 9798 Los Angeles just over the rise immediately W of Caldwell Lake Comment
  RSA720608  Chenopodium fremontii R. G. Swinney 1997-7-17 5721 Los Angeles 0.5 mi. N of smiit of Table Mountain, NW of Wrightwood; 0.8 mi. NE of FS Rd. 4N21 (paved) on 4N21B 2134 Comment
  UCR210098  Chenopodium fremontii R. G. Swinney 2008-8-13 9373 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR277248  Chenopodium fremontii R. G. Swinney 2010-9-30 13946 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  SD38029  Chenopodium murale Edith A. Purer 1931-3-6 1541 Los Angeles In fields Comment
  RSA606040  Chenopodium rubrum L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrel Springs. Comment
  RSA527797  Chlorogalum pomeridianum Timothy S. Ross, Annette H. Ross 1991-6-3 5527 Los Angeles Elephant Hill: W Pomona. 287 Comment
  SEINET12045775  Chlorogalum pomeridianum I. W. Clokey, Templeton, B. 1929-1 4587 Los Angeles Mandeville Canyon, Santa Monica Mts 350 Comment
  NY468358  Chorizanthe parryi var. fernandina C. C. Parry 1881-1 s.n. Los Angeles Comment
  UCR48576  Chorizanthe procumbens L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  RSA512151  Chorizanthe staticoides S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. 884 Comment
  RSA735916  Chorizanthe staticoides Justin M. Wood 2008-5-31 10 Los Angeles Santa Monica Mountains National Recreation Area, Malibu Canyon Road, approx. 2 miles N of PCH. Comment
  UCR270817  Chorizanthe staticoides R. G. Swinney 2011-5-24 14806 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  UCR277133  Chorizanthe staticoides R. G. Swinney 2010-5-25 12952 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Manzanita Trail 150 meters south of Nature Center 488 Comment
  RSA392591  Chorizanthe watsonii Anstruther Davidson 1906-6-1 s.n. Los Angeles Big Rock Creek, Lowell Mine. Comment
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Aug 26 2014
  UCR272529  Chrysolepis sempervirens R. G. Swinney 2011-8-5 15594 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  PASA1790  Chrysopsis villosa var. fastigiata Frank W. Peirson 1928-10-21 Los Angeles West Fork San Gabriel River 1066 Comment
  SEINET11838025  Chrysothamnus M. T. Doutt 1931-1 642 Los Angeles Sierra Madre Mts., trail from Mt. Lowe to Mt. Wilson 1615 Comment
  SEINET8734889 Image available Chrysothamnus californicus var. occidentalis F. R. Fosberg 1931-1 7057 Los Angeles Upper Sonoran Zone, near Reservoir Summit, Ridge Route, western Sierra Madre Mountains 1 Comment
  POM352121  Cichorium intybus Robert Gustafson 1980-7-9 1830 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA599663  Cirsium occidentale var. californicum Steve Boyd, Lauren Raz 1997-5-1 9681 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA600408  Cirsium occidentale var. californicum Steve Boyd, Lauren Raz 1997-4-30 9639 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
  CDA1496  Cirsium ochrocentrum George Garretson 1959-8-31 s.n. Los Angeles San Jose Creek Walnut district; (City of Industry?) Southern Pacific R.R. right-of-way, 200 ft. W of Water St. 0 Comment
  CAS-BOT-BC285793  Cirsium vulgare Peter H. Raven 1962-7-14 18046 Los Angeles In the Botanic Garden, Claremont 320 Comment
  RSA17079  Clarkia bottae Carl B. Wolf 1936-5-27 7833 Los Angeles Indian Canyon Camp, 2 mi off Soledad Canyon 915 Comment
  CAS-BOT-BC172248  Clarkia cylindrica subsp. cylindrica Peter H. Raven; H. L. Wedberg 1957-6-15 10917 Los Angeles Road 3 miles west of Seminole Hot Springs, Santa Monica Mts. Comment
  CAS-BOT-BC172097  Clarkia dudleyana C. F. Baker 1904-5-1 4714 Los Angeles Hills near Claremont Comment
  CAS-BOT-BC172103  Clarkia dudleyana Raymond J. Dobbs 1927-6-28 s.n. Los Angeles Fire break near Smilzer's, San Gabriel Mts. 624 Comment
  RSA0020297  Clarkia dudleyana Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5091 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA453468  Clarkia dudleyana Edwin Kline 1924-6-22 s.n. Los Angeles Arroyo Seco. San Gabriel Mountains. Comment
  UC557685  Clarkia epilobioides Nell Murbarger April, 1936 172 Los Angeles San Clemente Island Comment
  CAS-BOT-BC163702  Clarkia purpurea subsp. quadrivulnera Peter H. Raven 1959-5-9 14166 Los Angeles Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage 304 Comment
  CAS-BOT-BC163711  Clarkia purpurea subsp. quadrivulnera R. J. Dobbs 1924-6-5 s.n. Los Angeles Swetzers [Switzer] Comment
  RSA29730  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1932-5-28 780 Los Angeles San Antonio Canyon, E side SE Hogback. 1280 Comment
  UCR131591  Clarkia rhomboidea L. C. Wheeler 1932-7-2 901 Los Angeles San Gabriel Mtns., Brown's Flat 1311 Comment
  POM3155  Clarkia unguiculata H. M. Hall, H. P. Chandler 1906-6-12 7405 Los Angeles Near Saugus. Comment
  RSA223051  Clarkia unguiculata Robert F. Thorne, C. W. Tilforth 1971-6-17 39936 Los Angeles San Gabriel Mountains, Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  UC61541  Clarkia unguiculata Ernest Braunton June 1903 896 Los Angeles Glendale to Burbank Comment
  UCR147726  Clarkia unguiculata Steve Boyd, Amber Maurice 2004-5-18 11322 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  UCR214112  Claytonia exigua subsp. exigua A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37982 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  UCR205908  Claytonia parviflora R. G. Swinney 2008-5-5 8778 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  CATA2016  Claytonia parviflora subsp. parviflora Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 523 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  RSA756179  Claytonia parviflora subsp. parviflora Orlando Mistretta, Christine Mistretta 2008-4-3 2265 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 69, per TRTP survey 2008) just south of state Hwy 14 in the vicinity of Soledad Pass 978 Comment
  RSA466711  Claytonia parviflora subsp. utahensis Robin S. Collins 1973-4-9 230 Los Angeles Angeles National Forest, San Gabriel Mounts: Trail Canyon. 610 Comment
  POM294050  Claytonia perfoliata subsp. mexicana Lyman Benson 1945-4-13 11670 Los Angeles San Gabriel Mountains: Little Dalton Canyon, Glendora; Pacific Slope Drainage Area 366 Comment
  RSA466685  Claytonia perfoliata subsp. mexicana George C. Johnston 1925-3-8 s.n. Los Angeles Catalina Island Comment
  SD112019  Claytonia perfoliata subsp. mexicana Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island: east side of Black Jack Mountain Comment
  SD51926  Claytonia perfoliata subsp. mexicana Peter H. Raven 1962-4-10 17218 Los Angeles San Clemente Island, est-facing slopes of summit ridge about 2 miles north of Thirst 487 Comment
  RSA787526  Claytonia perfoliata subsp. perfoliata Jane Tirrell, Graham Bothwell, Walter Fidler, Thomas Stoughton 2012-5-15 LS 0044 Los Angeles 50 meters above California State Route 2 near mile marker 66.28, Little Jimmy Springs area 2292 Comment
  RSA0059527  Claytonia rubra subsp. rubra Steve Boyd, Timothy S. Ross 1997-3-21 9198 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  LA32196  Clematis lasiantha Peter H. Raven; Peter H. Raven 1959-4-3 13914 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, N-facing side of summit. 838 Comment
  RSA580967  Clematis lasiantha Catherine A. Mish 1995-3-18 31 Los Angeles Santa Monica Mountains: Fryman Canyon 500 Comment
  SD187466  Clematis lasiantha Valerie Soza, Miriam Soza 2003-3-26 1622 Los Angeles Verdugo Mtns Region; western San Rafael Hills; Near junction of Ridge Motorway and Gladys Mtwy, off junction of Camino San Rafael and Flintridge Dr. SSW of Flint Peak 563 Comment
  UCR210709  Clematis ligusticifolia R. G. Swinney 2008-9-10 9414 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  CAS-BOT-BC92812  Clematis pauciflora Louis C. Wheeler 1932-6-27 881 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains. 411 Comment
  POM158344  Cleome isomeris M. B. Dunkle 1928-3-17 1759 Los Angeles Santa Catalina Island, Emerald Bay. Dry headland between Coves. Comment
  SBBG128173  Clinopodium douglasii B. E. Carter 2012-8-23 6980 Los Angeles Middle Ranch Cyn, at Pump Station 2 310 Comment
  SFV3347  Collinsia bartsiifolia var. davidsonii W. G. Webb 1935-4-20 Los Angeles Mojave Desert Near Lancaster. Comment
  POM96019  Collinsia bartsiifolia var. davidsonii Philip A. Munz 1926-4-4 9994 Los Angeles 10 miles south of Willow Springs between Kern and Los Angeles Co. Comment
  UCR206442  Collinsia callosa R. G. Swinney 2008-6-10 9002 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA79799  Collinsia childii F. W. Peirson 1920-5-28 2156 Los Angeles Bear Canyon, trail to San Antonio Peak, San Gabriel Mountains 1372 Comment
  RSA408284  Collinsia heterophylla E. S. Spalding 1925-4-26 15143 Los Angeles Arroyo Seco. Comment
  RSA408342  Collinsia heterophylla Anstruther Davidson 1923-05 s.n. Los Angeles Mt. Wilson. Comment
  SBBG17872  Collinsia heterophylla P. H. Raven 1962-4-12 17330 Los Angeles narrow cyn S of cyn below the Tomb 228 Comment
  RSA0104905  Colutea arborescens R. G. Swinney 2011-10-25 15871 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
  SFV19344  Colutea arborescens J. N. Hogue, C. Solek 2005-4-8 238 .1 Los Angeles San Gabriel Mountains East Fork of San Gabriel River near East Fork Station. On hillside over edge from parking lot at end of road. 610 Comment
  CAS-BOT-BC59717  Comarostaphylis diversifolia subsp. planifolia Gary D. Wallace 1975-3-22 1404 Los Angeles Santa Catalina Is., wnw. of Mt. Orizaba, nne. of Mt. Banning, in canyon that is a branch of Cottonwood Can. 286 Comment
  UC1080217  Constancea nevinii Sherwin Carlquist 1952-5-2 315 Los Angeles along n end of waterfront Avalon; Santa Catalina Island Comment
  RSA12644  Convolvulus arvensis C. B. Wolf 1934-8-16 6055 Los Angeles peat land on Bryant Ranch east of Long Beach. 700 ft. east of center of sect. 34; 950 ft. So. of No. line of Same. 6 Comment
  RSA737148  Conyza canadensis Scott D. White, Justin M. Wood 2008-10-7 12550 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR210431  Conyza canadensis R. G. Swinney 2008-11-29 9848 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  NY28955  Cordylanthus maritimus subsp. maritimus H. E. Hasse 1888-8-24 4178 Los Angeles Comment
  UC1375266  Cordylanthus nevinii Robert F. Thorne 1971-8-25 41239 Los Angeles Mt. Baden-Powell, n slope along trail to Vincent Gap San Gabriel Mts., Angeles National Forest 2011 Comment
  UCR205615  Coreopsis bigelovii R. G. Swinney 2008-5-12 8831 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UC219296  Coreopsis californica var. californica P. A. Munz and R. D. Harwood 1920-3-20 3385 Los Angeles Temescal Canyon 365 Comment
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May 2 2014
  RSA16865  Coreopsis gigantea C. B. Wolf 1932-5-14 s.n. Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  UCR51315  Coreopsis gigantea A. C. Sanders 1988-2-3 7594 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  LA84348  Coreopsis gigantea Peter H. Raven; 1960-3-15 13852 Los Angeles Santa Monica Mountains, Point Dume, above the beach 30 Comment
  UCR260361  Corethrogyne filaginifolia R. G. Swinney 2010-4-30 12447 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA529140  Corethrogyne filaginifolia var. filaginifolia T. S. Ross, Steve Boyd 1991-7-24 5632 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  CAS-BOT-BC212115  Cornus sericea Geo. B. Grant 1901-1-1 217 Los Angeles Oak Knoll, Pasadena Comment
  CAS-BOT-BC212116  Cornus sericea Geo. B. Grant 1901-6-23 s.n. Los Angeles Pasadena Comment
  POM11658  Cornus sericea subsp. occidentalis P. A. Munz 1921-6-18 4623 Los Angeles Head of Swartout Valley. 2073 Comment
  UCD112971  Cotoneaster pannosus Robert F. Thorne 1971-3-18 41491 Los Angeles San Gabriel Mts.; Cobal Canyon; c. 3 mi N of Claremont. 502 Comment
  POM362440  Cotula australis Samuel R. Tyson 1943-4-5 s.n. Los Angeles San Dimas Canyon 457 Comment
  SBBG130570  Cotula australis S. A. Junak 2000-4-1 SCa 1155 Los Angeles Cherry Valley, just inland from main rd, along trail 60 Comment
  RSA747362  Crassula connata R. G. Swinney 2008-3-26 8563 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UC1929979  Crassula connata V. Soza, LeRoy Gross 2002-4-3 1376 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  RSA423439  Crassula connata var. erectoides Anstruther Davidson 1890-1 s.n. Los Angeles San Pedro Comment
  UCR101270  Crassula tillaea L. C. Wheeler 1962-3-25 7988 Los Angeles Azusa: San Gabriel Wash at Foothill Blvd., east side Comment
  UCR182479  Crepis acuminata R. G. Swinney 1997-7-17 5687 Los Angeles San Gabriel Mtns., summit of Table Mountain, NW of Wrightwood 2277 Comment
Read comments
Aug 23 2013
  CATA1530  Crepis setosa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2751 Los Angeles Santa Catalina Island: By Avalon School science building, Falls Canyon 27 Comment
  UC205034  Crocanthemum scoparium var. vulgare Katharine Brandegee Los Angeles Saugus Comment
  POM155656  Crossosoma californicum M. B. Dunkle 1928-5-13 1942 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop Comment
  RSA397734  Crossosoma californicum R. M. Beauchamp 1967-3-20 355 Los Angeles Catalina Island. South of Avalon above beach road. Comment
  SBBG37785  Crossosoma californicum R. Moran 1941-2-26 630 Los Angeles Johnson's Valley 200 Comment
  SBBG95703  Crossosoma californicum M. B. Dunkle 1932-1-24 2862 Los Angeles East Ridge of Avalon 91 Comment
  RSA639736  Croton californicus L. C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains: Ridge between mouth of Big & Little Dalton Canyon. 350 Comment
  UCR193633  Croton californicus A. C. Sanders 2008-7-10 35734 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR217341  Crypsis schoenoides David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  UCR205229  Cryptantha circumscissa R. G. Swinney 2008-5-2 8720 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  SFV7535  Cryptantha clevelandii T. Gordon, K. Kimbrough, M. H. Grayum, K. A. Wilson, B. Collins, D. Brown, A. Starrett, G. Poseley 1975-5-26 1003 Los Angeles Santa Monica Mountains Along road in Century Ranch, east of Century Lake. 213 Comment
  RSA615701  Cryptantha clevelandii var. florosa L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  RSA6634  Cryptantha clevelandii var. florosa P. A. Munz, L. T. Street 1919-4-19 2489 Los Angeles Lone Hill, San Dimas. Comment
  RSA775134  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-6-7 5266 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  RSA517860  Cryptantha decipiens Steve Boyd 1986-3-30 1515 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCR197741  Cryptantha decipiens Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 109 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  SD241776  Cryptantha echinella R. G. Swinney 2009-5-12 10726 Los Angeles Transverse Range; San Gabriel Mtns.: Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd., and to 1/2 mi. NW up ridge. 1435 Comment
  JEPS67638  Cryptantha intermedia C. E. Hutchinson 1902-6-4 Los Angeles San Gabriel Canyon San Gabriel Mountains 487 Comment
  RSA596018  Cryptantha intermedia T. S. Ross, J. Mark Porter 1995-5-4 8441 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  UCD119844  Cryptantha intermedia Scott Horiuchi; Kelly Robinson 1996-4-28 29 Los Angeles Temescal Canyon, 1 mile along the Temescal Ridge Trail. Comment
  UCR125559  Cryptantha intermedia A. C. Sanders 2003-5-22 26821 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
  SBBG105336  Cryptantha intermedia H. L. Ferguson 1980-3-24 127 Los Angeles E side just S of Nots Cyn 60 Comment
  IRVC29584  Cryptantha micrantha var. lepida A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26195 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  RSA126670  Cryptantha microstachys P. H. Raven, H. J. Thompson 1959-5-5 14139 Los Angeles Mulholland Hwy, 1mile W of Las Virgenes Road, Malibu Creek drainage. 366 Comment
  RSA596076  Cryptantha microstachys T. S. Ross, Steve D. Boyd 1995-6-28 8623 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA748581  Cryptantha microstachys Scott D. White, Justin M. Wood 2009-5-6 12639 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  UCR251874  Cryptantha microstachys Victoria M. Woods, David G. Cook 2014-5-10 28 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail at Baldy Mtn. Rd turnoff 1043 Comment
  SEINET5641793  Cryptantha muricata R. G. Swinney 2009-4-28 10516 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  UCR255818  Cryptantha muricata R. G. Swinney 2010-5-4 12498 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
  UCR261551  Cryptantha muricata R. G. Swinney 2010-6-29 13374 B Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  UCSB5541  Cryptantha muricata Wilson, Richard 1958-5-10 Los Angeles 6 miles North of Foothill Blvd. on Angeles Crest Highway 1066 Comment
  JEPS67715  Cryptantha muricata I. W. Clokey and B. C. Templeton 1935-5-18 5667 Los Angeles San Gabriel Canyon, 1.0 mi above dam San Gabriel Canyon Comment
  RSA0079239  Cryptantha muricata var. denticulata R. G. Swinney 1999-6-18 7281 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
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Aug 26 2018
  RSA0012418  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-6-16 5700 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  RSA0019854  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-6-29 5773 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, E of summit. 1762 Comment
  RSA0079217  Cryptantha muricata var. muricata Justin M. Wood 2010-5-10 1587 A Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA0049933  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-12 12739 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA0113431  Cryptantha nevadensis var. rigida LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7534 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA771581  Cryptantha nevadensis var. rigida R. G. Swinney 2009-5-6 10662 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  RSA594619  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-8 9337 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  SBBG127082  Cryptantha oxygona A. Parikh, N. Gale 2011-6-22 3494 Los Angeles NW of Iron Mtn, 1.9 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Crk; San Gabriel Mtns 1405 Comment
  UCR256535  Cryptantha oxygona Anuja Parikh, Nathan Gale 2011-6-22 3494 Los Angeles Transverse Range: San Gabriel Mountains, north of Iron Mountain, 1.9 km east of Angeles Forest Hwy, 0.9 km south of Monte Cristo Creek 1405 Comment
  UCD120001  Cryptantha pterocarya Steve Boyd 1986-3-30 1499 Los Angeles Mojave Desert, Highway 18, 0.5 mile east of junction with Highway 138, NE of Pinyon Hills. Comment
  SBBG123120  Cryptantha similis R. G. Swinney 2001-4-18 7910 Los Angeles Bobs Gap near Lime Kiln ruins, near Valyermo 1244 Comment
  RSA549524  Cryptantha simulans T. S. Ross, Steve D. Boyd 1990-6-18 3458 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA232822  Cryptantha traskiae R. F. Thorne 1966-4-15 35992 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove), SW side of island 30 Comment
  SEINET10625754  Cucumis melo Heidi H. Schmidt 1999-10-14 Schmidt 3835 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET10625790  Cucumis sativus Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3764 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  CHSC95488  Cupressus forbesii LeRoy Gross 2002-2-23 480 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Northeast side: Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. and Beaudry Terrace. 458 Comment
  RSA0091496  Cuscuta R. G. Swinney 2010-3-13 11892 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  SD262268  Cuscuta R. G. Swinney 2014-4-17 16070 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5 - 0.8 mi. east of Cheseboro Rd., 100 - 200 M south of CA Aqueduct, 0.66 mile due S of Hwy. 138 / Pearblossom Hwy. 901 Comment
  UCR280555  Cuscuta R. G. Swinney 2014-4-17 16070 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  CAS-BOT-BC224489  Cuscuta californica Alice Eastwood 1915-8-25 4902 Los Angeles Duarte Comment
  UCD126306  Cuscuta indecora var. indecora Floyd O. Colbert 1985-7-1 D 2 Los Angeles Lancaster. Comment
  LA50813  Cuscuta subinclusa Peter H. Raven; 1958-11-3 13767 Los Angeles Santa Monica Mountains, Bel Air Hotel, W Los Angeles 228 Comment
  RSA594630  Cylindropuntia echinocarpa Steve Boyd, Lauren Raz 1996-10-14 9064 Los Angeles Liebre Mountains region, Anaverde Valley near the north base of Ritter Ridge, west of Palmdale, along Tierra Subida Road 0.5 miles south of the intersection with Avenue S. 927 Comment
  UCR276958  Cylindropuntia echinocarpa R. G. Swinney 2010-6-1 13087 B Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  UCR282011  Cylindropuntia echinocarpa R. G. Swinney 2014-4-30 16307 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR260613  Cynara scolymus R. G. Swinney 2010-6-23 13334 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  RSA682471  Cynodon dactylon R. E. Riefner 2003-8-17 3 -339 Los Angeles City of Long Beach, vicinity of Veterans Stadium, Conant St. near intersection with Faculty Ave. 19 Comment
  UC57096  Cyperus esculentus Ernest Braunton Aug 1902 630 Los Angeles Cienega Swamp Comment
  RSA618692  Cyperus involucratus LeRoy Gross 1998-9-20 73 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  POM219137  Cyperus rotundus L. C. Wheeler 1932-7-16 959 Los Angeles Garey Avenue 3 miles N of Pomona. 305 Comment
  CAS-BOT-BC114051  Cyperus squarrosus Joseph Cook (Rev.) Nevin 1882-1-1 s.n. Los Angeles San Juan Hot Springs. Comment
  SD112359  Cystopteris fragilis Darley F. Howe 1915-3-1 18 Los Angeles San Dimas Canyon 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
  RSA762253  Dactylis glomerata Orlando Mistretta, Christine Mistretta 2008-5-19 3108 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
  UCR143269  Datura stramonium L. C. Wheeler 1932-8-17 1138 Los Angeles San Gabriel Valley, 2 mi N of Claremont 412 Comment
  POM4181  Datura wrightii J. F. Illingworth 1898-03 67 Los Angeles Claremont. Comment
  UCR147755  Daucus pusillus Valerie Soza, Laura Moore 2000-5-30 969 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  RSA601570  Daucus pusillus L. C. Wheeler 1967-6-15 9831 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. Comment
  LA209911  Deinandra fasciculata Norman A. Cole; 1937-8-20 Los Angeles Santa Monica Mountains Comment
  RSA0115096  Deinandra fasciculata Steven A. Junak 2000-7-1 SCa- 1368 Los Angeles Santa Catalina Island. Just NW of reservoir in upper Cape Canyon. 329 Comment
  SBBG98084  Deinandra fasciculata T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5111 Los Angeles 700 ft ENE of North Tank and 2300 ft W of Jack (not Jack Pt) 239 Comment
  CAS-BOT-BC131007  Deinandra minthornii John Thomas Howell 1947-7-17 23375 Los Angeles East side of Santa Susana Pass Comment
  UCD131160  Deinandra minthornii Daryl Koutnik; William Balch, Bruce Holguin 1979-12-31 594 Los Angeles Charmlee Regional Park, about one mile southwest of Enicinal Canyon Road. 243 Comment
  CHSC22210  Delphinium cardinale Robert A. Schlising 1968-7-28 2896 Los Angeles Lopez Canyon, north of Pacoima. Comment
  UCR124392  Delphinium cardinale I. W. Clokey, B. C. Templeton 1929-1 4580 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR276734  Delphinium cardinale R. G. Swinney 2010-8-11 13510 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA587121  Delphinium parishii subsp. parishii Orlando Mistretta, S. D. Boyd 1995-5-23 1728 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1372 Comment
  SBBG119256  Delphinium parishii subsp. parishii L. C. Wheeler 1968-6-1 Los Angeles Devil's Cyn, cmpgrd vicinity; T3N R11W S25 1219 Comment
  SDSU10049  Delphinium parryi A. H. Gallup 1948-6-30 155 Los Angeles 'The Wash' Claremont. 366 Comment
  SEINET7063808  Delphinium parryi subsp. maritimum A. G. Vestal 1947-4-26 s.n. Los Angeles Among rocks on a north slope near the west end of a long grade. West end of the Santa Monica Mountains. UTM Zone 11, 343433mE, 3774090mN. (WGS84/NAD83). 250 Comment
  LA52173  Delphinium parryi subsp. parryi Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC116260  Delphinium parryi subsp. parryi Alice Eastwood 1906-6-17 489 Los Angeles Blackman's Ranch, Santa Maria. Comment
  POM307819  Delphinium parryi subsp. parryi Henry J. Ramsey, Henry J. Ramsey 1938-6-11 2741 Los Angeles Eaton Canyon Park, Altadena. Comment
  LA47422  Delphinium variegatum Peter H. Raven; 1962-5-9 17700 Los Angeles grassland at head of canyon just north of Gray 487 Comment
  RSA0005314  Delphinium variegatum subsp. kinkiense M. B. Dunkle 1939-4-6 7322 Los Angeles San Clemente Island: Mosquito-Pyramid Trail. Comment
  SBBG13030  Dendromecon harfordii E. R. Blakley 1962-10-3 5387 Los Angeles E side of Black Jack Mtn at the start of rd to White's Landing 411 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
  SEINET5339599  Dendromecon rigida G. B. Grant 278 Los Angeles Arroyo Seco Canyon. Comment
  POM14765  Dendromecon rigida subsp. rigida Alice Eastwood 1913-5-11 3155 Los Angeles San Fernando Wash Comment
  RSA595110  Descurainia pinnata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8584 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  UCR123801  Descurainia pinnata subsp. glabra Steven R. Hill, K. Kramer 2001-4-22 33368 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  RSA507521  Descurainia pinnata subsp. halictorum L. C. Wheeler 1967-5-12 9463 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  POM144370  Descurainia pinnata subsp. menziesii L. R. Abrams 1901-04 1206 Los Angeles Ballona Harbor Comment
  RSA582228  Dicentra chrysantha Tim S. Ross, Steve D. Boyd 1992-7-5 6615 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA433533  Dicentra chrysantha Christopher Davidson 1975-6-24 2868 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on rd 2N78 in a small side canyon running SW. 686 Comment
  RSA37394  Dicentra ochroleuca George T. Hastings 1948-7-23 s.n. Los Angeles Santa Monica Mts, along Decker road 610 Comment
  SEINET13383410 Image available Dichelostemma capitatum R. G. Swinney 2010-1 11968 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 539 Comment
  HSC3088  Dichelostemma capitatum subsp. capitatum David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA376834  Dichelostemma capitatum subsp. capitatum Reid V. Moran 1941-3-11 699 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch 250 Comment
  SEINET218190  Dichelostemma capitatum subsp. capitatum Constance M. Vadheim 1970-4-14 14 Los Angeles Field directly E. of Pitzer College Claremont E. of rock quarry S. of Foothill Blvd. San Gabriel Mountains. 305 Comment
  RSA230055  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1971-6-26 40590 Los Angeles Summit of Mt. Wilson 1738 Comment
  SEINET7047892  Dichelostemma capitatum subsp. capitatum Steven R. Hill, Kate Kramer 2001-4-22 33340 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. Elevation about 2640 feet. Comment
  SEINET8476559  Dichelostemma capitatum subsp. pauciflorum I. W. Clokey 1938-5-17 7875 Los Angeles Lovell Canyon. 1600 Comment
  RSA592502  Dichondra occidentalis Mark Hoefs, Doug Propst 1973-3-14 122 Los Angeles Santa Catalina Island. Top of White Landings Rd. east exposure 518 Comment
  POM356425  Dicoria canescens Anstruther Davidson 1893-04 s.n. Los Angeles Elyman Park? Comment
  RSA600886  Digitaria ischaemum L. C. Wheeler 1945-10-30 6164 Los Angeles San Gabriel Mountains. Kinneloa Canyon. 365 Comment
  POM308943  Digitaria sanguinalis Kay H. Beach 1943-8-27 1903 Los Angeles On trail to Wolfskill Falls, San Dimas Experimental Forest, U.S. Forest Department. San Gabriel Mountains. Comment
  CATA844  Distichlis spicata Mark L. Hoefs 1991-6-26 1444 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  RSA599855  Distichlis spicata Steve Boyd, Lauren Raz 1997-5-6 9771 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SEINET10558199  Distichlis spicata var. stolonifera F. R. Fosberg 1931-3-4 Fosberg S 4475 Los Angeles Pebble Beach, Santa Catalina Island. Dry salt marsh. Supra littoral zone. 2 Comment
  LA33497  Dodecatheon clevelandii Peter H. Raven; 1959-4-4 13962 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. 24 Comment
  OBI30218  Dodecatheon clevelandii Richard J. Ramirez 1971-3-22 B 3 Los Angeles N of Puddingstone Reservoir Recreation Area. Off of San Dimas Canyon Rd in San Dimas Comment
  RSA461486  Dodecatheon clevelandii John E. Marble 1894-3-22 s.n. Los Angeles West Los Angeles. Comment
  RSA461499  Dodecatheon clevelandii subsp. clevelandii Donald R. Bissing 1973-3-29 30 Los Angeles Evey Canyon; San Gabriel Mts: 0.5 mile from mouth of canyon. 726 Comment
  UC877533  Dodecatheon clevelandii subsp. clevelandii Ira W. Clokey, B. Templeton Mar 1929 4516 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 250 Comment
  RSA603541  Dodecatheon clevelandii subsp. insulare Sara L. Crockett 1997-1-18 556 Los Angeles Santa Catalina Island. Knobby ridge 0.6 miles WSW of Coach Road (to Airport), from point 0.2 miles W of jct. with Middle ranch road. 424 Comment
  CAS-BOT-BC227721  Dodecatheon clevelandii var. insulare Tim Ross 1993-4-22 6874 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); nothwesterly slope 350 meters ENE of peak 419 Comment
  UC1001471  Dodecatheon redolens H. J. Thompson 1953-6-12 1560 Los Angeles below Little Jimmy Springs (n slope Mt. Islip, n of Crystal Lake, San Gabriel Mts.); San Gabriel Mts., Mt. Islip, n of Crystal Lake 2133 Comment
  RSA226930  Draba corrugata var. corrugata R. F. Thorne 1971-8-25 41264 Los Angeles ANGELES NATIONAL FOREST: Lily Spring on northwest slope of Mt. Hawkins. Comment
  UC1532958  Drymocallis cuneifolia var. ewanii R. F. and M. Z. Thorne 1969-7-10 38352 Los Angeles ca 1 1/2 mi se Dawson Saddle (along Angeles Crest Hwy, near Lodgepole Picnic Ground); San Gabriel Mts, Angeles National Forest 2316 Comment
  CAS-BOT-BC157706  Drymocallis glandulosa var. glandulosa Geo. B. Grant 1904-5-5 6179 Los Angeles Pasadena, Oak Knoll Comment
  CAS-BOT-BC157705  Drymocallis glandulosa var. glandulosa Geo. B. Grant 1901-7-26 4468 Los Angeles Sturtevant's Camp Comment
  RSA656941  Drymocallis glandulosa var. reflexa Valerie L. Soza, LeRoy Gross 2000-6-13 999 Los Angeles San Gabriel Mountains: Spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead. 1845 Comment
  CAS-BOT-BC67937  Dryopteris arguta Timothy S. Ross; Steve Boyd 1995-6-28 8648 Los Angeles Liebre Mountains - Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 737 Comment
  LA200093  Dryopteris arguta Lawrence L. Kiefer; 1966-5-14 2024 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr., canyon N of road between Benedict Cyn Dr and Coldwater Canyon Dr. 304 Comment
  UCR132304  Dryopteris arguta John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect two 396 Comment
  RSA635037  Dryopteris arguta Valerie L. Soza, Kent Hughes 1999-6-17 566 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 792 Comment
  UCR24175  Dudleya cymosa subsp. minor John C. Roos 1942-5-23 1062 Los Angeles San Gabriel Mtns., Near Chantry Flats 671 Comment
  CAS-BOT-BC109687  Dudleya cymosa subsp. ovatifolia K. Nakai 1980-5-25 610 Los Angeles Santa Monica Mountains, Malibue Canyon, on Mailbu Canyon Road, ca. 3 km north of California Highway 1. 260 Comment
  RSA83366  Dudleya cymosa subsp. pumila F. W. Peirson 1919-5-14 452 Los Angeles Eaton Canyon. 685 Comment
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Dec 9 2015
  JEPS49975  Dudleya densiflora Frank W. Peirson 1919-7-1 517 Los Angeles Fish Canyon San Gabriel Mtns 274 Comment
  LA201040  Dudleya lanceolata Peter H. Raven; Henry J. Thompson 1959-5-24 2026 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  UCR127653  Dudleya lanceolata A. C. Sanders, Mark Elvin 2002-6-18 25133 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  CAS-BOT-BC428394  Dudleya lanceolata Reid Moran 1941-5-12 859 Los Angeles Devil's Canyon, tributary of the west fork of San Gabriel Canyon 1200 Comment
  RSA587241  Dudleya lanceolata Orlando Mistretta 1994-5-11 1190 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground. 1341 Comment
  RSA657972  Dudleya lanceolata Christopher Vellema 2001-1-19 107 Los Angeles South side, city of Glendale, Pomeroy Canyon. Along side fire road next to creek. 341 Comment
  RSA786893  Dudleya lanceolata Doris Bowers 1957-5-5 740 Los Angeles Road just N/o Puddingstone, La Verne 320 Comment
  UC1593823  Dudleya virens Jim Dice, Rowena Thompson and Bob Thompson 1983-6-7 351 Los Angeles 0.4 km e lighthouse (on n facing slope along edges os Palos Verdes Dr South); Point Vincente 67 Comment
  SD45589  Dudleya virens Darley F. Howe 1953-5-2 Los Angeles Santa Catalina Island; cliff south side of Wain Canyon. Comment
  CDA36351  Echinochloa crus-galli Michael O Brien 2011-9-18 Los Angeles Malibu Coast, Topanga State Park. 0 Comment
  UCR242857  Ehrendorferia chrysantha R. G. Swinney 2009-8-6 11543 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  SEINET10558271  Ehrharta calycina Ross 1991-5-17 Ross 5082 Los Angeles San Clemente Island: Sand dunes of coastal terrace at West Cove, SW of the new landing field. 6 Comment
  UCR274338  Ehrharta erecta Steven A. Junak 1999-4-22 SCa- 834 Los Angeles California Islands, Santa Catalina Island. Between YMCA and San Diego Yacht Club facilites 6 Comment
  UCR253384  Eleocharis R. G. Swinney 2010-9-1 13658 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  RSA750099  Eleocharis palustris R. G. Swinney 2008-4-30 8697 Los Angeles Glendora, Big Dalton Canyon Debris Basin 341 Comment
  CHSC118270  Eleocharis parishii P. F. Zika; Nick Otting 2010-8-4 25260 Los Angeles W and S shores of Jackson Lake, Big Pines Highway. San Gabriel Mountains (SnGb). 1860 Comment
  UCR210251  Eleocharis parishii R. G. Swinney 2008-9-9 9441 Los Angeles San Gabriel Mtns., Big Rock Wash, 0.3 mi. north of junction of with Pallett Creek Rd. and Valyermo Rd. 1070 Comment
  RSA608831  Eleocharis radicans L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  UCR209987  Elymus elymoides R. G. Swinney 2008-7-24 9277 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  POM1326  Elymus elymoides subsp. californicus I. M. Johnston 1917-8-22 1638 Los Angeles Summit of Baldy. 3049 Comment
  RSA600141  Elymus elymoides subsp. elymoides Steve Boyd, Lauren Raz 1997-5-29 9922 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  CAS-BOT-BC207366  Elymus elymoides subsp. elymoides Timothy S. Ross; Steve Boyd 1995-6-29 8661 Los Angeles Near west summit of Liebre Mountain. 1706 Comment
  SEINET4208562  Elymus glaucus subsp. glaucus Timothy S. Ross, Steve Boyd 1994-6-23 8028 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle; 0 1664 Comment
  LA98899  Elymus multisetus E. R. Hobbs; 1979-5-6 79- 61 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River Valley Comment
  RSA0062696  Elymus trachycaulus R. G. Swinney 2010-10-13 14020 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA592100  Elymus trachycaulus R. E. Riefner Jr. 1996-6-27 96 -124 Los Angeles Blackbird Ave along Lindero Cyn. Rd., at W end of LA Co. near West Lake Village Comment
  RSA629692  Elytrigia intermedia subsp. intermedia Scott D. White, Dave Bramlet 1998-8-11 7045 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR276904  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-3-29 14286 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  CHSC95795  Encelia actoni LeRoy Gross 2005-5-3 2254 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  CAS-BOT-BC131193  Encelia californica R. M. Beauchamp 1967-1-29 151 Los Angeles In canyon west and below Marine Outpost above Pyramid Cove, San Clemente Island Comment
  CAS-BOT-BC131216  Encelia californica Lewis S. Rose 1934-12-31 34533 Los Angeles Griffith Park, Los Angeles Comment
  POM356650  Encelia californica Ora M. Clark 1929-1-16 1478 Los Angeles Elyssian park, L.A. Comment
  SD21271  Encelia californica Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  SD38370  Encelia californica Edith A. Purer 1932-3-15 Los Angeles El Segundo Comment
  SDSU3832  Encelia californica R. M. Beauchamp 1967-1-29 151 Los Angeles Canyon west and below Marine Outpost above Pyramid Cove, San Clemente Island. Comment
  UC1118060  Encelia californica R. St. John 1933-3-24 353 Los Angeles Aliso Canyon Santa Susana Quadrangle, Aliso Canyon Comment
  RSA598945  Encelia farinosa var. farinosa Steve Boyd, Timothy S. Ross 1997-3-21 9190 A Los Angeles Liebre Mountains, Castaic Valley along Lake Hughes Road just east of Castaic Lake. 512 Comment
  POM122344  Endolepis covillei Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  RSA774083  Epilobium brachycarpum R. G. Swinney 2009-7-22 11363 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA782805  Epilobium campestre A. C. Sanders, Dan S. Cooper 2010-8-5 38535 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  JEPS44014  Epilobium canum subsp. canum John Thomas Howell 1927-10-16 3148 Los Angeles on trail between Sierra Madre and Robert's Camp; San Gabriel Mts., Santa Anita Canyon Comment
  RSA0021710  Epilobium ciliatum Duncan S. Bell, Caitlin Elam 2013-6-24 5259 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UCR209889  Epilobium ciliatum R. G. Swinney 2008-7-12 9170 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  UCR209960  Epilobium ciliatum R. G. Swinney 2008-7-15 9238 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  JEPS39297  Epilobium ciliatum subsp. ciliatum Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  SD90321  Epilobium ciliatum subsp. ciliatum R. F. Thorne, M. Z. Thorne 1969-7-10 38415 Los Angeles San Gabriel Mountains; Angeles National Forest; moist sandhy flat along stream just east of Holiday Hill Ski area, Swarthout Valley. 1996 Comment
  RSA229749  Epipactis gigantea Wesley O. Griesel 1962-4-17 s.n. Los Angeles Millard Canyon, San Gabriel Mountains. 549 Comment
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Jul 5 2010
  CAS-BOT-BC57171  Equisetum hyemale subsp. affine Louis C. Wheeler 1946-9-2 6336 Los Angeles San Gabriel Mountains: West Fork San Gabriel River 518 Comment
  LA94021  Equisetum hyemale subsp. affine Lawrence L. Kiefer; 1966-3-12 1716 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 1.5 mi from mouth of canyon. 213 Comment
  POM6373  Equisetum laevigatum L. S, G. W 1919-5-10 s.n. Los Angeles San Gabriel River Bed 89 Comment
  RSA598589  Equisetum laevigatum L. C. Wheeler 1967-5-24 9733 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 678 Comment
  UC211460  Equisetum telmateia subsp. braunii unknown Apr 1904 406 Los Angeles Pasadena Comment
  UC1169793  Eragrostis cilianensis E. K. Balls 1959-6-10 23857 Los Angeles 396 Comment
  UCD64385  Eragrostis pectinacea P. B. Kennedy 1918-8-3 s.n. Los Angeles Bakersfield. Comment
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Jan 14 2015
  RSA0048583  Eremocarpus setiger P. R. Brown 1970-6-10 s.n. Los Angeles Pierce College Nature Center, Canon de Lana. Comment
  RSA340634  Eremocarpus setiger F. R. Fosberg, S. C. Rainey 1972-11-15 55231 Los Angeles San Clemente Island. Station Vista: Common along NE coast near top of precipitous canyon wall. Comment
  RSA421758  Eremocarpus setiger F. R. Fosberg 1931-7-11 S- 5383 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 220 Comment
  RSA0139147  Eriastrum densifolium subsp. austromontanum Sarah J. De Groot 2005-6-30 5106 Los Angeles San Gabriel Mountains, Angeles National Forest (permit FS-2400-8(2/98)): Along Table Mountain Road, near Big Pines. 2183 Comment
  CAS-BOT-BC514259  Eriastrum densifolium subsp. austromontanum A. D. E. Elmer 1902-6-1 3692 Los Angeles Acton: Mt. Gleason Comment
  RSA0104338  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1967-8-24 10506 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2042 Comment
  UCR125939  Eriastrum densifolium subsp. densifolium A. C. Sanders, Mark Elvin 2002-6-19 25184 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  SEINET14591787  Eriastrum luteum K. Brandegee 1910-1 135 Los Angeles Ravenna. 750 Comment
  UC1123891  Eriastrum sapphirinum Jerome S. Horton 1937-6-14 466 Los Angeles San Dimas Canyon Pomona Quadrangle, San Dimas Experimental Forest (meadow above San Dimas SRE) Comment
  UCR110887  Eriastrum sapphirinum A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22001 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
  LA52317  Eriastrum sapphirinum W. O. Griesel; 1954-4-6 Los Angeles Santa Monica Mountains, Fire road off Sepulveda Canyon Comment
  UC472138  Eriastrum sapphirinum J. Ewan 1929-6-21 3641 Los Angeles s end Verdugo Canyon 548 Comment
  RSA0121824  Eriastrum sapphirinum subsp. dasyanthum Lyman Benson 1945-5-21 11721 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  RSA0121247  Eriastrum sapphirinum subsp. dasyanthum Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  RSA0121289  Eriastrum sapphirinum subsp. dasyanthum F. R. Fosberg 1930-7-3 S- 3105 Los Angeles San Gabriel River, El Monte. Comment
  RSA0121295  Eriastrum sapphirinum subsp. dasyanthum L. R. Abrams 1917-7-7 s.n. Los Angeles Laurel Canon, Santa Monica Mountains. Comment
  UCR151331  Ericameria cooperi LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 853 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  JEPS19136  Ericameria cuneata var. cuneata Frank W. Peirson 1918-9-7 222 Los Angeles trail from Mt. Lowe to Mt. Wilson; San Gabriel Mountains 1615 Comment
  CAS-BOT-BC286885  Ericameria ericoides Carl B. Wolf 1931-12-30 2640 Los Angeles Bluffs at Playa Del Rey 30 Comment
  UCR48969  Ericameria ericoides A. C. Sanders 1987-9-18 7376 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  RSA598855  Ericameria linearifolia Steve Boyd, Timothy S. Ross 1997-3-21 9230 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  SFV12035  Ericameria linearifolia D. L. Koutnik 1978-4-28 435 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 305 Comment
  UCR209248  Ericameria nauseosa R. G. Swinney 2008-10-8 9532 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  CAS-BOT-BC298896  Ericameria nauseosa var. bernardina Tim Ross 1990-8-17 3160 Los Angeles San Gabriel Mts: road crossing of the drainage just below Icy Springs, in upper Big Rock Creek 1737 Comment
  RSA729882  Ericameria nauseosa var. bernardina R. G. Swinney 1998-9-4 6920 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  SBBG62956  Ericameria nauseosa var. hololeuca R. Hoffmann 1929-10-27 Los Angeles Mint Cyn, near Acton Comment
  UC203113  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10585 Los Angeles 8 mi w Lancaster; Antelope Valley Comment
  SBBG62925  Ericameria nauseosa var. mohavensis R. Hoffmann 1931-10-23 Los Angeles furthest west View Service Stn, Ridge Route (US Hwy 99) Comment
  UC527455  Ericameria parishii var. parishii C. B. Wolf 1931-8-5 Los Angeles just below Padua Hills Theatre (above Claremont); San Gabriel Mts. 457 Comment
  UCR271217  Ericameria parryi R. G. Swinney 2011-9-27 15706 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  LA202514  Ericameria pinifolia Louis C. Wheeler; 1931-10-17 260 Los Angeles San Gabriel Mountains, Thompson Creek Wash 411 Comment
  POM359465  Ericameria pinifolia Anstruther Davidson 1915-8-1 3082 Los Angeles Camp Baldy. Comment
  RSA141590  Ericameria pinifolia E. K. Balls 1960-10-27 24315 Los Angeles Volunteer in Rancho Santa Ana Botanic Garden, Claremont. 396 Comment
  UC1465225  Ericameria pinifolia Miss E. D. Palmer Los Angeles Comment
  UCR255469  Erigeron Dan S. Cooper 2014-5-23 514- 08 Los Angeles Los Angeles, Wilshire Blvd. at Valencia St. 98 Comment
  POM357453  Erigeron breweri var. jacinteus Anstruther Davidson 1916-07 s.n. Los Angeles Mount San Antonio Comment
  UCR149306  Erigeron foliosus R. G. Swinney 1997-7-14 5676 Los Angeles San Gabriel Mtns., west of Wrightwood, Table Mtn. area, c. 100 m NW of amphitheater and Table Mtn. Campground 2207 Comment
  UCSB6498  Erigeron foliosus Kamb, Peter 1948-7-13 Los Angeles Big Tujunga Canyon at Wildwood, San Gabriel Mts. 548 Comment
  UCR281721  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-23 s.n. Los Angeles Palos Verdes Peninsula, Malaga Canyon, along Malaga Canyon Trail 180 Comment
  RSA93113  Erigeron philadelphicus F. W. Peirson 1920-5-12 2761 Los Angeles El Monte Comment
  JEPS58  Eriodictyon crassifolium var. nigrescens W. L. Jepson 1920-5-3 8932 Los Angeles mountains above Castaic Creek Castaic Creek; mountains above Castaic Creek 975 Comment
  RSA609594  Eriodictyon trichocalyx var. trichocalyx Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  RSA771848  Eriogonum R. G. Swinney 2009-5-27 10909 Los Angeles South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  RSA596990  Eriogonum baileyi var. baileyi Steve Boyd, Lauren Raz 1996-9-24 8964 Los Angeles Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon. 1616 Comment
  UCR127662  Eriogonum baileyi var. baileyi A. C. Sanders, Mark Elvin 2002-6-20 25253 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
  CAS-BOT-BC244063  Eriogonum brachyanthum Oliver 1916-1-1 s.n. Los Angeles Antelope Valley Comment
  CAS-BOT-BC241900  Eriogonum cinereum Alice Eastwood 1919-7-4 9282 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CDA22481  Eriogonum cinereum A. C. Browne 1953-8-1 Los Angeles Topanga Canyon. 0 Comment
  RSA0012414  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-16 5696 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  UC6334  Eriogonum clavatum Dr. Vogt 1897-1 Los Angeles Antelope Valley Comment
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Dec 22 2020
  RSA585411  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1990-5-29 2692 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  UCR277128  Eriogonum davidsonii R. G. Swinney 2010-9-23 13884 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  CHSC36043  Eriogonum elongatum var. elongatum James Henrickson 1972-11-2 8098 Los Angeles 8 mi. NW of Newhall, ca. 1 mi. W. of Hwy. 5 on grassy slopes above Hasley Cyn. Rd. 365 Comment
  RSA0098363  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-1 15944 Los Angeles San Gabriel Mountains: confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA393301  Eriogonum elongatum var. elongatum M. Bisbee 1917-9-20 148 Los Angeles North hills, Eagle Rock Comment
  UC1551924  Eriogonum fasciculatum David Charlton 1988-4-2 1487 g Los Angeles under powerlines, Swarthout Valley Rd to end of pavement, Cleghorn Road Turnoff on Cajon Pass, I 15 Cajon Pass, I 15, Swarthout Valley Rd 1524 Comment
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Jan 23 2014
  RSA670802  Eriogonum fasciculatum subsp. foliolosum Joseph M. Keefe 2001-3-16 31129 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  UCR255779  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 2010-4-15 12267 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  SBBG62051  Eriogonum fasciculatum var. fasciculatum R. Hoffmann 1931-4-28 Los Angeles Bouquet Cyn Comment
  CAS-BOT-BC253252  Eriogonum fasciculatum var. foliolosum Ernest C. Twisselmann 1961-10-31 6680 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  POM306265  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1938-1-1 1413 Los Angeles North Craig Ave., Altadena. Comment
  RSA393414  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1930-10-22 3427 Los Angeles Bouquet canyon, 4 miles above mouth. Comment
  UCR200155  Eriogonum fasciculatum var. foliolosum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 818 Los Angeles Verdugo Mountains, south side, Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, west of De Bell Municipal Golf Course 396 Comment
  UCD100072  Eriogonum fasciculatum var. polifolium G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  SEINET7848305  Eriogonum giganteum subsp. formosum Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22672 Los Angeles Channel Islands; east side 1 mile south of Wilsons Cove, San Clemente Island 50 Comment
  RSA0084781  Eriogonum gracile R. G. Swinney 2010-6-23 13309 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  UCSB51931  Eriogonum gracile Hodgson, John 1928-10-12 Los Angeles Upper Peace Valley 1066 Comment
  SBBG62138  Eriogonum gracillimum R. Hoffmann 1927-8-31 Los Angeles 2 mi N of Acton Comment
  SEINET2042301 Image available Eriogonum gracillimum B. Pitzer 1998-5-12 3697 .2 Los Angeles Western Mojave Desert; ca. 18.3 air mi. NW of Adelanto, on dirt road, 0.3 mi E of 240th St. East. Ca. 6.8 mi N of intersection with El Mirage Road, and ca. 3.2 mi S of Avenue J (N5). (Adobe Mountain 7.5'Q) 890 Comment
  CATA406  Eriogonum grande var. grande Sara L. Crockett 1996-10-30 543 Los Angeles Santa Catalina Island: Directly across from Casino 9 Comment
  UC557694  Eriogonum grande var. grande Nell Murbarger May, 1936 176 Los Angeles San Clemente Island Comment
  UC535052  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek San Gabriel Mts., South Fork Big Rock Creek 1394 Comment
  RSA756132  Eriogonum hirtiflorum Orlando Mistretta, Christine Mistretta 2008-4-22 2521 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 62 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1133 Comment
  RSA766472  Eriogonum kennedyi var. alpigenum Joseph A. Ewan 1934-8-9 8407 Los Angeles Summit Mt. Williamson. San Gabriel Mtns. 2500 Comment
  UC131130  Eriogonum mohavense Katharine Brandegee May 1909 Los Angeles Lancaster Comment
  UC184700  Eriogonum mohavense A. D. E. Elmer June, 1902 3651 Los Angeles Lancaster Comment
  RSA585358  Eriogonum nidularium Tim S. Ross 1991-4-27 4697 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  CHSC110083  Eriogonum ordii Sandy Leatherman; Pam DeVries 2011-4-28 2011 -9 Los Angeles 491 Comment
  CAS-BOT-BC257756  Eriogonum parvifolium Charles Piper Smith 1910-8-5 2306 Los Angeles Santa Monica Comment
  UCR281319  Eriogonum pusillum R. G. Swinney 2014-4-24 16213 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  RSA798112  Eriogonum umbellatum var. minus Jane Tirrell 2012-7-25 LS 0124 Los Angeles Approx. 0.5 mi west of Mt. Hawkins along south side of Pacific Crest Trail 2593 Comment
  UCR202686  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8028 Los Angeles San Gabriel Mtns., Pleasant View Ridge c. 0.9 mi. NW of Mt. Williamson 2488 Comment
  CAS-BOT-BC264992  Eriogonum wrightii var. subscaposum Le Roy Abrams 1901-8-1 1931 Los Angeles Mt. San Antonio 3048 Comment
  UCR124729  Eriogonum wrightii var. subscaposum B. C. Templeton 1932-8-25 5077 Los Angeles San Gabriel Mtns., Table Mountain near Big Pines Park, Angeles National Forest 2091 Comment
  UC421686  Eriogonum wrightii var. trachygonum John Thomas Howell 1927-11-13 3199 Los Angeles near Elizabeth Lake; Liebre Mts. Comment
  POM357909  Eriophyllum confertiflorum Mildred R. Solomen 1931-06 s.n. Los Angeles Griffith Park. Comment
  UCR281027  Eriophyllum confertiflorum Mitch Provance 2017-6-30 617- 36 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  RSA658400  Eriophyllum confertiflorum var. confertiflorum R. Aguayo 1992-5-22 4 Los Angeles 13.5 mi. north of Interstate 210 in Azusa on Sate Hwy. 39 to gated road along West Fk. San Gabriel Riv. 0.4 mi. west of gate, a roadside. 884 Comment
  SBBG98537  Eriophyllum confertiflorum var. confertiflorum T. Ross 1991-5-21 5422 Los Angeles upper reaches of Box Cyn, SW side of island 365 Comment
  UC577117  Eriophyllum confertiflorum var. confertiflorum Lewis S. Rose 1934-12-31 34535 Los Angeles Griffith Park , Los Angeles Comment
  CAS-BOT-BC308338  Eriophyllum nevinii E. R. Blakley 1962-6-9 5200 Los Angeles 2 1/2 miles north of China Point, San Clemente Island 175 Comment
  CAS-BOT-BC308359  Eriophyllum nevinii Herman Knoche 1919-6-25 898 Los Angeles Avalon, S. Catalina Island Comment
  CAS-BOT-BC308365  Eriophyllum nevinii Geo. B. Grant No date on label. s.n. Los Angeles Santa Catalina Island 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
  RSA251467  Eriophyllum nevinii R. F. Thorne 1973-4-11 42829 Los Angeles San Clemente Island, upper part of Norton Canyon. 274 Comment
  SFV7501  Eriophyllum wallacei M. H. Grayum, D. R. Perry, S. Merschel 1975-5-4 s. n. Los Angeles Mojave Desert Antelope Valley. Along Pearblossom Highway, west of Littlerock. 854 Comment
  RSA483712  Erodium botrys Richard Noyes 1988-4-30 553 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  SBBG112789  Erodium brachycarpum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 536 Los Angeles just E of Haypress Reservoir on S side of main rd 402 Comment
  UC1215134  Erodium cicutarium Peter H. Raven 1962-4-9 17136 Los Angeles Wilson Cove San Clemente Island 60 Comment
  UCR141065  Erodium cicutarium June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  UCR182263  Erodium cicutarium R. G. Swinney, Dave Larson 1998-4-26 6032 Los Angeles San Gabriel Mtns., head of Dry Lake Canyon at 'Dry Lake', south of Sunset Peak 1521 Comment
  UCR78145  Erodium cicutarium Wandalee Thompson 1964-4-22 32 Los Angeles Transverse Range; Liebre Mtns., Thompson Ranch entrance road, 20660 West Pine Canyon Road, c. 5 miles west of Lake Hughes 1128 Comment
  CATA977  Erodium cicutarium Mark L. Hoefs 1994-5-21 1846 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  RSA592306  Erodium moschatum Louis C. Wheeler 1967-5-13 9505 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  SFV1472  Erysimum capitatum K. A. Wilson, D. E. Bianchi 1961-2-2 829 Los Angeles San Gabriel Mountains Little Tujunga Canyon, 2 miles north of Route 118. 400 Comment
  UCR209935  Erysimum capitatum R. G. Swinney 2008-7-15 9214 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CHSC3662  Erysimum capitatum var. capitatum Mary MacArthur 1966-6-4 45 Los Angeles Chilao (upper). Along road. 1524 Comment
  UCSB2340  Erysimum capitatum var. capitatum Ballard 1954-3-14 Los Angeles San Dimas Park 350 Comment
  UCSB7096  Erysimum capitatum var. capitatum Gill, Robert 1959-3-7 Los Angeles Just E. of northern most end of Mills Ave., Claremont; San Gabriel drainage area; Pacific slope drainage area Comment
  UCR137717  Erysimum suffrutescens L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  SD107840  Erythranthe guttata Mark Hoefs 1973-7-20 400 Los Angeles Santa Catalina Island: along dry stream bed by Edison Pump Station, Upper Middle Ranch Canyon 312 Comment
  CAS-BOT-BC9537  Erythranthe rubella Frank Warrington Peirson 1923-5-26 3527 Los Angeles Above Rock Creek Divide, north side of San Gabriel Mountains 2072 Comment
  UC855135  Eschscholzia californica Marcus E. Jones, A. M. 1882-2-27 3038 Los Angeles Pasadena Comment
  POM177572  Eschscholzia californica var. peninsularis Ralph Hoffmann 1931-4-28 336 Los Angeles Upper Bouquet Canyon Comment
  CAS-BOT-BC92211  Eschscholzia ramosa Geo. B. Grant 1872-3-4 2254 Los Angeles Isthmus. Comment
  RSA251480  Eschscholzia ramosa Robert F. Thorne 1973-4-11 42805 Los Angeles San Clemente Island, upper part of Middle Ranch Canyon. 381 Comment
  SBBG112771  Eschscholzia ramosa S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 516 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  UCR186763  Eucrypta chrysanthemifolia T. B. Salvato, Sandra Murcia 2007-3-28 2008 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  UCSB12429  Eucrypta chrysanthemifolia Haines, A. 1962-4-3 Los Angeles Santa Monica Mountains; on Mulholland Drive, 1 mile west of Topanga Boulevard 365 Comment
  CATA3327  Eucrypta chrysanthemifolia var. chrysanthemifolia Amy Catalano 2017-4-13 044 Los Angeles Santa Catalina Island: Edge of small rivulet about 170 meters SW of junction of Silver Peak and Water Tank roads 291 Comment
  SBBG29768  Eucrypta chrysanthemifolia var. chrysanthemifolia E. Lloyd 1933-5-3 Los Angeles Temescal Cyn Comment
  SFV20834  Eucrypta chrysanthemifolia var. chrysanthemifolia L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 702 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 695 Comment
  SBBG61347  Eulobus californicus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UC788120  Eulobus californicus Blanche Trask May, 1897 Los Angeles Avalon Santa Catalina Island Comment
  UCR260033  Eulobus californicus R. G. Swinney 2010-3-30 12119 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  SBBG17121  Eulobus californicus M. Vincent 1962-4-6 162 Los Angeles Old Topanga Cyn Rd, 3 mi S of Ventura Blvd Comment
  UCD107069  Eulobus californicus Ming-Hwa Fu 1961-4-30 32 Los Angeles Along U.S. Highway 99, 1 mile S of Oak Flat Fire Station. Comment
  RSA646283  Eupatorium adenophorum Orlando Mistretta 1992-7-14 714 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  SBBG67746  Euphorbia lurida R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  SD92953  Euphorbia melanadenia W. Bertsch 1954-4-19 489 Los Angeles Little Dalton Canyon 365 Comment
  SD85101  Euphorbia misera Martin A. Piehl 1963-12-7 63106 Los Angeles San Clemente Island, scattered in small area at Pyramid Head 28 Comment
  CATA1856  Euphorbia peplus Denise Kraus, Judy Hibbs 2000-5-24 37 Los Angeles Santa Catalina Island: Wild Boar Gully. At Transect 4. In small gully to the west of plateau in southern portion of fenced area 175 Comment
  UCR91382  Euphorbia peplus Scott D. White 1996-4-13 3930 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  JEPS32343  Euthamia occidentalis Frank W. Peirson 4161 Los Angeles Santa Clara River near Saugus 350 Comment
  CATA3533  Extriplex californica Peter J. Dixon 2017-9-13 100 Los Angeles Santa Catalina Island: Pacific side; Shark Harbor, margins of drainage and dune, sandy or rocky soils, very near coast 0 Comment
  LA200949  Festuca elmeri Peter H. Raven; 1960-5-15 15364 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road 2.7 mi. W of Rambla Pacifica. 426 Comment
  UCR167530  Festuca myuros Scott D. White, Brian Leatherman 2005-3-18 10803 A Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  LA13080  Festuca myuros O. A. Plunkett; 1926-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CAS-BOT-BC500441  Ficus microcarpa R. E. Riefner, Jr. 2014-10-6 14 -373 Los Angeles Harbor City, W of 110-Freeway, underpass on West L St. at Figueroa Pl 6 Comment
  UCR51495  Ficus microcarpa A. C. Sanders 1987-12-4 7441 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA533918  Filago californica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5190 Los Angeles San Clemente Island: Twin Dams, shallow pond at the westerly of two earthen dams, and mesic inlet draw 474 Comment
  RSA755988  Filago californica Orlando Mistretta, Christine Mistretta 2008-4-13 2432 Los Angeles Southern California transmission line tower (Segment 6, structure 14 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1116 Comment
  POM158118  Foeniculum vulgare L. R. Abrams 1902-8-26 2977 Los Angeles Ballona Creek, near Mesmer. Comment
  CHSC98407  Forestiera pubescens LeRoy Gross 2001-3-25 360 b Los Angeles 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 Verdugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Topley Lane and Newhome Ave off of Foothill Blvd. in the city of Sunland. North northeast facing slope just below fire road next to an aluminum culvert, appears to be spreading as is growing in thick areas of the chaparrral 20-30 feet below and 50-75 feet across this small draw and into a NW facing slope out of this draw. 548 Comment
  CAS-BOT-BC52553  Frangula californica subsp. californica Carl B. Wolf 1928-3-29 1593 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic 396 Comment
  LA82204  Frangula californica subsp. californica O. H. Kappler; 1941-5-18 271 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit of Mulholland Hwy. 548 Comment
  RSA552514  Frankenia grandifolia D. Charlton 1989-5-25 3196 Los Angeles Corner of G/H and 30th Street West, Palmdale. 610 Comment
  SFV2326  Frankenia salina A. M. Johnson 1933-5-17 4264 Los Angeles Los Angeles, Del Rey. 1 Comment
  RSA611535  Fraxinus dipetala Louis C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains: Cattle Canyon, 1 mile E of mouth of Coldwater Canyon. 945 Comment
  RSA579534  Fraxinus uhdei Tim S. Ross, Steve D. Boyd 1994-5-24 7835 Los Angeles ''Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  RSA69898  Fraxinus velutina var. coriacea F. W. Peirson 1921-6-20 2459 Los Angeles West fork of San Gabriel River 457 Comment
  SEINET8726758 Image available Fremontia californica Victor Duran 1933-1 3510 Los Angeles Sulphur Springs, San Gabriel Mts. ,Los Angeles County. Elevation 5250 feet. 1600 Comment
  RSA590598  Fremontodendron californicum subsp. californicum Tim S. Ross, W. Appleby 1993-5-13 7130 Los Angeles Western San Gabriel Mountains: 600 meters, 346 NNW of Wilson Canyon Saddle, at the head of Whitney Canyon, about 100-120 meters WSW of the 3151-foot ridgetop knoll. 933 Comment
  UC592751  Fremontodendron californicum subsp. californicum Carl B. Wolf 1936-5-27 7861 Los Angeles 8 mi above Tie Camp Summit (Aliso Canyon to Buckhorn Flats Road, San Gabriel Mountains); San Gabriel Mountains 1676 Comment
  POM12976  Fritillaria pinetorum Philip A. Munz 1922-5-30 5513 Los Angeles Head of Swartout Valley, San Antonio Mountains. 2195 Comment
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Dec 13 2011
  UCR219944  Galinsoga parviflora R. G. Swinney, Jane Strong 2009-4-21 10409 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
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May 3 2014
  UC896820  Galinsoga parviflora var. parviflora Louis C. Wheeler 1934-2-24 2385 Los Angeles 1 1/2 mi n Claremont 365 Comment
  LA208355  Galium angustifolium Joseph Andorfer Ewan; 1930-5-17 5507 Los Angeles Pico Canyon above Newhall 548 Comment
  SEINET3157814  Galium angustifolium G. B. Grant 1901-1 488 Los Angeles Pasadena Comment
  UCR126822  Galium angustifolium A. C. Sanders 2003-6-19 26973 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  UCR203184  Galium angustifolium R. G. Swinney 2005-5-21 8262 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  POM367657  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-5-14 S 4870 Los Angeles Santa Catalina Island. Middle Ranch Canyon, above ranch. 220 Comment
  POM4429  Galium angustifolium subsp. angustifolium Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  UC440444  Galium angustifolium subsp. angustifolium Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topango Canyon Santa Monica Mountains Comment
  SFV21421  Galium angustifolium subsp. angustifolium L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1029 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  UCD121588  Galium angustifolium subsp. foliosum P. B. Kennedy 1928-3-28 s.n. Los Angeles Summit of ridge, near Avalon, Santa Catalina Island. Comment
  JEPS9467  Galium angustifolium subsp. gabrielense I. M. Johnston 1917-6-20 1262 Los Angeles Baldy Lookout of USFS San Antonio Mountains 2133 Comment
  JEPS24104  Galium aparine Henry J. Thompson 1959-4-19 1956 Los Angeles Mulholland Hwy 1 mi w Las Virgenes Rd.; Santa Monica Mountains, Malibu Creek drainage 274 Comment
  PASA41  Galium aparine Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  RSA0116485  Galium aparine R. G. Swinney 2010-5-25 12950 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SD132611  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenetti Canyon, San Clemente Island Comment
  RSA660455  Galium aparine Ian Thompson 1997-3-22 39 Los Angeles Cal Poly Pomona Ecological Reserve, Northeast facing slope south of E-line. Comment
  UCD121733  Galium aparine C. W. Tilforth 1969-5-31 195 Los Angeles Small canyon east of Colima Ave., north of Whittier. Comment
  RSA0005742  Galium catalinense subsp. acrispum Philip A. Munz 1923-4-9 6682 Los Angeles San Clemente Island, near Lemon Tank. Comment
  SEINET3245983  Galium hilendiae R. G. Swinney 2009-1 10828 Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  RSA454420  Galium nuttallii subsp. insulare F. R. Fosberg 1931-4-22 7165 Los Angeles Santa Catalina Island. Ridge above Eagles Nest, Middle Ranch Canyon 200 Comment
  SBBG22453  Galium nuttallii subsp. nuttallii H. and M. Dearing 1944-5-10 5889 Los Angeles Charlton Flats Comment
  JEPS19523  Galium parishii Peter H. Raven with H. L. Wedberg 1957-8-17 11210 Los Angeles slopes near summit of mt. San Gabriel Mountains, Mount San Antonio 3048 Comment
  SEINET13387031 Image available Galium porrigens R. G. Swinney 2011-1 15734 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  RSA535715  Galvezia speciosa Tim S. Ross 1991-5-22 5471 Los Angeles San Clemente Island, Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 85 Comment
  CATA1652  Gambelia speciosa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2938 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  RSA160888  Gamochaeta pensylvanica Peter H. Raven 1961-10-1 16784 Los Angeles Upper Evey Canyon. 732 Comment
  CAS-BOT-BC303404  Gamochaeta ustulata Geo. B. Grant 1900-5-17 s.n. Los Angeles El Monte Comment
  SBBG105078  Gamochaeta ustulata T. Ross 1993-4-21 6847 Los Angeles major E-W ridge between "Carlos" and Cactus Pk; 2750 ft WNW of Cactus Pk summit 435 Comment
  SBBG128241  Gamochaeta ustulata M. L. Hoefs, S. A. Junak, M. Askew 1999-7-15 3058 Los Angeles lower Bulrush Cyn 262 Comment
  SBBG131521  Gamochaeta ustulata S. A. Junak 1999-4-24 SCa 865 Los Angeles N of Empire Landing Rd 438 Comment
  SBBG90429  Gamochaeta ustulata M. C. Hochberg 1985-4-7 1211 Los Angeles Little Springs Cyn 243 Comment
  RSA569952  Garrya flavescens Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4862 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA632430  Garrya flavescens Valerie L. Soza, LeRoy Gross, Jean Kuo 1999-7-6 609 Los Angeles San Gabriel Mountains: Southwestern side of Big Rock Creek, Manzanita Trail from South Fork Campground. 1585 Comment
  CAS-BOT-BC158008  Garrya veatchii Henry J. Thompson 1959-2-20 1847 Los Angeles Saddle Peak, Santa Monica Mountains, 2 miles east of peak, along Saddle Peak Road 701 Comment
  LA99287  Garrya veatchii Peter H. Raven; 1960-5-15 15374 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  RSA650573  Garrya veatchii Bill Harris 1949-1-16 s.n. Los Angeles Found along Glendora-Mt. Baldy roadside. 305 Comment
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Jun 18 2014
  RSA151250  Gastridium phleoides P. H. Raven 1962-7-10 17969 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island Comment
  SBBG133658  Gastridium phleoides F. R. Fosberg 1931-4-22 4677 Los Angeles Eagles Nest, Middle Ranch Cyn 200 Comment
  RSA413931  Gastridium phleoides Robert M. Perkins 1936-4-20 s.n. Los Angeles [Unspecified] Comment
  LA210434  Gastridium ventricosum A. M. Johnson; 1902-2-24 3834 Los Angeles University of California Los Angeles Comment
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Jun 25 2015
  UCR241696  Gaura Dan S. Cooper 2012-9-6 912- 73 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  RSA0057902  Gayophytum Richard G. Swinney 2010-9-7 13694 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA573738  Gayophytum heterozygum Tim S. Ross 1992-7-17 6719 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  RSA0014583  Gayophytum oligospermum Orlando Mistretta, Christine Mistretta 2011-6-18 5717 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  CDA18911  Genista linifolia D. Woods May 2000 s.n. Los Angeles Catalina Island; Catalina Island. 0 Comment
  CDA4084  Genista linifolia J. B. Cook 1962-3-19 Los Angeles Catalina Island, Avalon Bay area. 0 Comment
  RSA188262  Geranium carolinianum Robert F. Thorne 1966-4-30 36358 Los Angeles Santa Catalina Island, above Gallagher s Canyon. 396 Comment
  RSA609600  Geranium carolinianum Louis C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 389 Comment
  RSA762433  Gilia R. G. Swinney 2008-5-8 8811 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
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Dec 7 2018
  UCR183521  Gilia A. C. Sanders, Mitch Provance, T. B. Salvato, Aaron Keller, et al 2007-4-2 33346 Los Angeles West end of the Antelope Valley, hills north of Hwy 138, above corrals, c. 1.2 mi. airline NW of La Liebre Ranch 960 Comment
  RSA724634  Gilia achilleifolia K. Dobry 1991-5-11 D- 206 Los Angeles Cold Creek Cyn. Santa Monica off Stunts Rd. Comment
  SBBG38695  Gilia angelensis R. Moran 1941-3-11 697 Los Angeles N of Middle Ranch 300 Comment
  UCR125424  Gilia angelensis A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25691 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  UCR150469  Gilia brecciarum R. G. Swinney 1999-6-21 7372 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  SBBG127015  Gilia brecciarum subsp. neglecta A. Parikh, N. Gale 2011-6-8 3434 a Los Angeles Portal Ridge, 1.2 km W of Godde Hill Rd, 1 km S of California Aqueduct 1110 Comment
  UCR256614  Gilia brecciarum subsp. neglecta Anuja Parikh, Nathan Gale 2011-6-8 3433 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, Portal Ridge, 1.2 km west of Godde Hill Road, 0.9 km south of California Aqueduct 1100 Comment
  RSA470252  Gilia capitata subsp. abrotanifolia Ora M. Clark 1929-3-30 1915 Los Angeles W. Lancaster. Comment
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Apr 10 2012
  UCR108183  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., N of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  RSA591909  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1967-5-2 9271 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 426 Comment
  UC1123669  Gilia capitata subsp. staminea G. T. Nordstrom 1935-4-1 463 Los Angeles 1/2 mi n Tejon Pass; Tejon Quad., n of Tejon Pass Comment
  RSA776387  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-14 5318 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  UCR271568  Gilia diegensis R. G. Swinney 2011-5-19 14775 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  SEINET4206837  Gilia latiflora J. Mark Porter, Lauren E. Machen 2004-5-2 14087 Los Angeles San Gabriel Mountains, northern foothills.; 0 1359 Comment
  UCR206277  Gilia latiflora subsp. davyi R. G. Swinney 2008-6-4 8947 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  RSA469369  Gilia latiflora subsp. latiflora Francis M. Ball, Cameron Blake, Jane Turner 1962-6-2 SK&F- 967 Los Angeles Big Pines Highway midway between Pearblossom and Valyermo 1037 Comment
  RSA95685  Gilia latiflora subsp. latiflora Alva Grant 1955-4-7 9550 Los Angeles Mohave Desert between Palmdale and Lancaster. Comment
  RSA729711  Gilia leptantha subsp. transversa R. G. Swinney 1999-6-18 7308 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 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
  SEINET3163605  Gilia multicaulis G. B. Grant 511 Los Angeles Sangus [?-illegible] Comment
  CAS-BOT-BC225494  Gilia nevinii Frank W. Peirson 1923-4-9 3433 Los Angeles Wilson's Cove, San Clemente Is. Comment
  RSA248880  Gilia nevinii R. F. Thorne 1973-4-12 42976 Los Angeles San Clemente Island, large canyon S of Mosquito Cove, N of Chenity. 274 Comment
  UCR68847  Gilia nevinii Steve Boyd, Orlando Mistretta, L. Arnseth, B. O'Brien, T. Hayduk 1990-4-6 4165 Los Angeles Channel Islands, San Clemente Island, head of Larkspur Canyon, E side of island, south of US Navy site called 'Jack 213 Comment
  UCR192199  Gilia ochroleuca A. C. Sanders 2008-4-16 34894 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  RSA0016252  Gilia ochroleuca subsp. bizonata L. R. Abrams, E. A. McGregor 1908-6-20 358 Los Angeles Liebre Mts. 1220 Comment
  RSA0016291  Gilia ochroleuca subsp. exilis Raymond J. Dobbs 1924-5-15 4694 Los Angeles Arroyo Seco: 2 miles above Ranger Station. 1098 Comment
  UCR35787  Gilia ochroleuca subsp. ochroleuca R. F. Thorne, G. D. Wallace 1973-4-25 43365 Los Angeles San Gabriel Mtns., 0.25 mi north of Bob's Gap, 3.5 mi south of Llano, N slope of Holcomb Ridge 1189 Comment
  RSA0017197  Gilia ochroleuca subsp. vivida LeRoy Gross, Valerie Soza 2003-6-10 1021 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., ca. 2.5 miles south of Mount San Antonio summit along trail. 2409 Comment
  UC303737  Gilia ochroleuca subsp. vivida I. Johnston 1917-6-20 1265 Los Angeles Baldy Lookout of U.S. Forest Service San Antonio Mountains, Baldy Lookout of U.S.Forest Service (San Antonio Mts.) 2133 Comment
  SFV19336  Githopsis diffusa T. Sagar, T. Valois 2005-5-16 s. n. Los Angeles Santa Monica Mountains Near Seminole Hot Springs. National Park Service Hennesy property. 420 Comment
  RSA0001209  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  RSA660195  Gnaphalium californicum Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 4 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  RSA708550  Gnaphalium californicum Valerie L. Soza, LeRoy Gross 2001-5-9 1195 -b Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  RSA774955  Gnaphalium californicum R. G. Swinney 2009-5-6 10686 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  POM9418  Gnaphalium californicum P. A. Munz, R. D. Harwood 1920-5-15 3923 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  UCR214664  Gnaphalium canescens A. C. Sanders, Dan S. Cooper 2010-4-30 38135 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR45015  Gnaphalium canescens subsp. microcephalum A. C. Sanders 1986-7-30 6813 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  POM292435  Gnaphalium chilense Arthur L. Cohen 1934-8-2 494 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  RSA6052  Gnaphalium microcephalum C. B. Wolf 1932-10-3 4211 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
  POM358868  Gnaphalium microcephalum Anstruther Davidson 1887-07 2010 Los Angeles Temple. Comment
  RSA230673  Gnaphalium palustre R. F. Thorne, M. Z. Thorne 1969-7-9 38511 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  UCR141019  Grayia spinosa June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  CAS-BOT-BC305252  Grindelia hirsutula Delzie Demaree 1933-5-30 10371 Los Angeles S.W. Los Angles [Angeles] by Goodman Airport 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
  RSA660426  Guillenia lasiophylla Orlando Mistretta 1992-5-18 324 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UC1871185  Guillenia lasiophylla T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4820 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  LA210062  Guillenia lasiophylla J. Sauer; 1977-3-26 5944 Los Angeles Santa Monica Mountains, Lower Tuna Canyon Comment
  RSA430024A  Guillenia lasiophylla Anstruther Davidson 1890-3-24 s.n. Los Angeles Foothills L.A. Comment
  CAS-BOT-BC304621  Gutierrezia californica Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass 457 Comment
  RSA226082  Gutierrezia californica R. F. Thorne, C. W. Tilforth 1971-6-17 39951 b Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  CAS-BOT-BC302134  Gutierrezia sarothrae Le Roy Abrams 1902-7-5 1557 Los Angeles Azusa Comment
  SBBG131657  Hainardia cylindrica S. A. Junak 1999-5-20 SCa 953 Los Angeles Cottonwood-Black Jack Rd 304 Comment
  RSA678688  Hazardia cana Mark Elvin, Orlando Mistretta 1996-3-24 138 Los Angeles San Clemente Island. Eagle Canyon. 244 Comment
  SD92004  Hazardia cana Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22694 Los Angeles San Clemente Island; China Canyon, above confluence of Iwo Jima Gulch. 199 Comment
  CAS-BOT-BC308540  Hazardia detonsa Blanche Trask 1902-10-1 54 Los Angeles San Clemente Island Comment
  SBBG127981  Hedypnois cretica M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-11 2759 Los Angeles just behind sandy beach, White's Landing 6 Comment
  SEINET3859853  Hedypnois cretica R. G. Swinney 2009-3-26 10163 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park.; 0 296 Comment
  POM293691  Helenium puberulum Lyman Benson 1948-10-25 13544 Los Angeles Spring one mile above mouth of San Antonio Canyon, Pacific Slope Drainage Area, San Gabriel Mountains. 793 Comment
  UCR270919  Helianthemum scoparium R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14341 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  POM199698  Helianthemum scoparium var. vulgare I. W. Clokey, B. C. Templeton, C. B. Clokey 1929-05 4490 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  UCR260028  Helianthus annuus R. G. Swinney 2010-4-21 12322 Los Angeles San Gabriel Mountains, Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA233494  Helianthus annuus subsp. lenticularis R. F. Thorne, M. Z. Thorne 1972-1-30 42171 Los Angeles Johnson's Pasture and down Gail Canyon 488 Comment
  UCR177736  Helianthus gracilentus LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1090 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  UC897619  Helianthus gracilentus Carl B. Wolf 1932-10-19 4354 Los Angeles Old Ridge Route Road 1 mi s National Forest Inn (burned in 1932) 762 Comment
  IRVC28584  Heliotropium curassavicum A. C. Sanders, Mark Elvin 2002-6-19 25171 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  RSA187656  Hemizonia fasciculata R. F. Thorne 1966-9-15 36695 Los Angeles Santa Catalina Island; In Middle Ranch canyon near dry stream bed 244 Comment
  RSA305712  Hemizonia pungens Mark Hoefs 1973-6-4 309 Los Angeles Santa Catalina Island: Los Angeles County: open field above golf course #4 green Avalon Canyon. 53 Comment
  UCR237990  Herniaria hirsuta D. E. Bramlet, Jennifer Pareti 2008-4-14 4198 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon Creek SE of Bouquet Canyon Rd. & Vasquez Cyn. Rd. 463 Comment
  CAS-BOT-BC403837  Hesperocnide tenella Blanche Trask 1901-3-1 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  CAS-BOT-BC135940  Hesperoyucca whipplei LeRoy Abrams 1902-6-17 2564 Los Angeles Supulveda Canyon, Santa Monica Mts. Comment
  LA103201  Heteromeles arbutifolia Barry A. Prigge; 1985-6-14 6421 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  SBBG105350  Heteromeles arbutifolia H. L. Ferguson 1981-4-20 252 Los Angeles near mouth of Horse Beach Cyn 53 Comment
  SBBG45254  Heteromeles arbutifolia D. Propst 1962-12-4 Los Angeles down-grade rd above St Catherine Hotel, Avalon Comment
  SFV21041  Heteromeles arbutifolia L. Gross 2001-11-10 450 Los Angeles Verdugo Mountains North side of mountains on Santa Monica Mountains Conservancy land. South side of La Tuna Canyon Road just west of the 210 Freeway, La Tuna Canyon exit. Sunny area near canyon bottom. 427 Comment
  RSA0072411  Heteromeles arbutifolia M. B. Dunkle 1939-11-24 7344 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  CAS-BOT-BC318861  Heterotheca grandiflora Geo. B. Grant July & Aug s.n. Los Angeles Pasadena Comment
  JEPS20379  Heterotheca grandiflora Elizabeth Day Palmer 1908-8-2 Los Angeles Los Angeles Comment
  UCR277184  Heterotheca grandiflora R. G. Swinney 2010-10-5 13964 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  SBBG109009  Heterotheca grandiflora S. A. Junak 1996-10-2 SCl 698 Los Angeles lower portion of Horse Cyn, ca. 2.78 mi SSW of Thirst 91 Comment
  CAS-BOT-BC311264  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1923-10-7 4163 Los Angeles Newhall at Railway Station, San Gabriel Mts. Comment
  UCR194174  Hieracium albiflorum R. G. Swinney 1998-7-29 6543 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  CAS-BOT-BC319768  Hieracium argutum I. M. Johnston 1918-8-25 2129 Los Angeles Evey Canyon, San Antonio Mountains 914 Comment
  POM6251  Hieracium argutum I. M. Johnston 1918-8-25 2129 Los Angeles Evey Canyon 915 Comment
  RSA0022526  Hirschfeldia incana Duncan S. Bell, Caitlin Elam 2013-6-24 5251 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA591668  Hirschfeldia incana L. C. Wheeler 1966-9-21 8888 Los Angeles East fork San Gabriel Canyon at Burro Canyon. 457 Comment
  UCD115133  Hirschfeldia incana P. B. Kennedy 1918-8-1 s.n. Los Angeles Around High School. Comment
  CDA27085  Hoffmannseggia glauca Agricultural Commissioner Los Angeles 0 Comment
  UCR205035  Holodiscus discolor R. G. Swinney 2003-5-12 8203 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  UC1971206  Holodiscus discolor var. microphyllus Scott D. White, Dave Bramlet 1998-8-11 7039 Los Angeles WEST OF MT. ISLIP: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction. Crystal Lake access rd. to junction Highway 2. CrystaL Lake USGS 7.5' quad. Comment
  RSA0127326  Homalocladium platycladum A. Griffiths Jr., W. D. Hawkinson 1961-6-1 4070 Los Angeles Pasadena. Comment
  UC1586241  Hordeum depressum Tim Ross 1991-8-16 5826 Los Angeles Horse Flats Chilao Flat Quad., San Gabriel Mountains, Horse Flats 1719 Comment
  UCR256926  Hordeum depressum D. E. Bramlet, Robt. L. Allen 2011-5-24 4842 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, parking lot of archery range, 468 m west of Rosemead Blvd. & 492 m south of 60 freeway 63 Comment
  RSA582995  Hordeum vulgare Timothy S. Ross 1993-4-23 6925 Los Angeles Santa Catalina Island, SW part of the island in Middle Canyon; 180m NE of Thompson Dam 195 Comment
  RSA588639  Hulsea vestita subsp. gabrielensis Orlando Mistretta 1994-5-31 1269 Los Angeles San Gabriel Mountains: Santiago Canyon: N slope of Pacifico Mountain. 2119 Comment
  RSA453778  Hydrocotyle verticillata L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  UCR228147  Hypochaeris glabra R. F. Thorne 1965-5-10 34506 Los Angeles Channel Islands, Santa Catalina Island, near upper end of Gallagher Canyon 427 Comment
  RSA276043  Hypochaeris glabra Jack Delaini 1974-4-25 125 Los Angeles Lodi Canyon, San Dimas Experimental Forest. 427 Comment
  SFV7628  Hypochaeris radicata T. Gordon 1975-6-24 1089 Los Angeles San Fernando Valley Lindley Ave. near Superior on CSUN campus. Comment
  RSA91271  Isocoma acradenia F. W. Peirson 1919-8-30 1255 Los Angeles Desert between Mojave and Lancaster. Comment
  SBBG105364  Isocoma menziesii H. L. Ferguson 1981-4-20 251 Los Angeles mouth of Horse Cyn 38 Comment
  CAS-BOT-BC311665  Isocoma menziesii var. decumbens Geo. B. Grant 1897-8-17 s.n. Los Angeles Terminal Island Comment
  CAS-BOT-BC311666  Isocoma menziesii var. vernonioides Carl B. Wolf 1932-5-9 3432 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  CAS-BOT-BC311715  Isocoma menziesii var. vernonioides Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach Comment
  POM361283  Isocoma menziesii var. vernonioides B. C. Templeton 1934-10-13 4808 Los Angeles Los Angeles River Comment
  UC625156  Isomeris arborea F. R. Fosberg 1931-3-26 S 4398 Los Angeles Hamilton Canyon; Santa Catalina Island 5 Comment
  UCR213405  Isomeris arborea A. C. Sanders, Dan S. Cooper 2010-3-12 37338 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR209526  Ivesia santolinoides R. G. Swinney 2008-7-3 9161 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  SEINET10836851  Jacaranda acutifolia David B. Dunn 1971-8-11 Dunn 18091 Los Angeles Cultivated plants at 4911 Pasadena Ave. Terrace, Highland Park. Comment
  UCR256153  Juglans californica R. G. Swinney 2010-6-4 13054 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCSB70459  Juglans californica Gross, LeRoy; Soza, Valerie 2001-5-31 Los Angeles Los Angeles Basin: Vedugo Mountains Region: Southeast side. Along Las Flores Mountain Way, dirt road south of Polaris Dr. 396 Comment
  SFV6195  Juglans californica var. californica R. M. Muran 1974-3-26 50 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  RSA0011165  Juglans californica var. californica Wesley O. Griesel 1986-4-14 s.n. Los Angeles Las Pinetos Spring 793 Comment
  UC729504  Juncus acutus subsp. leopoldii Carl B. Wolf 1932-9-16 Los Angeles extreme se corner Pacific Western Oil Co. (Bryant Ranch, 100-150 ft of State Hwy) 1 Comment
  RSA0117700  Juncus bufonius var. congestus A. C. Sanders 2006-5-16 32332 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake. 991 Comment
  UCR273563  Juncus bufonius var. occidentalis R. G. Swinney 2011-6-15 15187 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA368195  Juncus covillei var. obtusatus F. R. Fosberg, Joseph A. Ewan 1931-8-12 s.n. Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 Comment
  RSA0115956  Juncus macrophyllus Richard G. Swinney 2008-10-10 9573 Los Angeles San Gabriel Mtns.: Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA0116660  Juncus macrophyllus R. G. Swinney 2008-7-16 9265 Los Angeles San Gabriel Mtns.; Little Rock Creek Canyon, 1.6 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing. 1817 Comment
  RSA588610  Juncus macrophyllus Orlando Mistretta 1994-5-23 1243 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  RSA191647  Juncus mexicanus Robert F. Thorne, M. Z. Thorne 1966-8-29 36608 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  RSA368235  Juncus mexicanus Anstruther Davidson 1923-9-1 s.n. Los Angeles Los Angeles River. Comment
  UCR180241  Juncus oxymeris Scott D. White, Andrea Warniment 2006-7-6 11609 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  SD227688  Juncus rugulosus Scott D. White 1997-5-14 5144 A Los Angeles Big Tujunga wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA0021957  Juncus saximontanus Duncan S. Bell, Caitlin Elam 2013-6-24 5293 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA0116658  Juncus textilis R. G. Swinney 2008-10-10 9580 Los Angeles San Gabriel Mtns.; Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  POM1337  Juncus textilis I. M. Johnston 1916-11-26 s.n. Los Angeles Evey Canyon. 1143 Comment
  UCR209128  Juncus torreyi R. G. Swinney 2008-6-25 9102 Los Angeles San Gabriel Mountains, Glendora, Harrow Canyon Debris Basin, seep on north-central side 387 Comment
  CLARK-A1528-3027  Juncus xiphioides Peter H. Raven, Henry J. Thompson 1960-7-17 15542 Los Angeles Coast Highway Comment
  CDA710  Juniperus californica A. C. Browne 1955-10-23 s.n. Los Angeles Valyermo. 0 Comment
  UC1076358  Juniperus californica Curtis Ferris 1932-3-21 79 Los Angeles 20 mi n Sangus (off Soledad Canyon); Vasquez Rocks Comment
  UCR223159  Juniperus californica R. G. Swinney 2009-5-20 10855 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA549784  Keckiella antirrhinoides var. antirrhinoides Wandalee Thompson 1964-4-11 3 Los Angeles Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest. 457 Comment
  JEPS24088  Keckiella breviflora var. breviflora Ernest C. Twisselmann 1959-6-2 5340 Los Angeles 1 mi s Sandberg's Lodge (Old Ridge Route) 1249 Comment
  RSA569842  Keckiella breviflora var. breviflora Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4877 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  CATA1356  Keckiella cordifolia Mark L. Hoefs, Robert F. Thorne 1995-7-26 2467 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below Eagle's Nest Lodge 134 Comment
  POM4281  Keckiella cordifolia M. Hitchcock 1918-7-3 11 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  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
  CDA41416  Keckiella cordifolia P. B. Kennedy May 1917 s.n. Los Angeles Hollywood Banks, near Los Angeles. 0 Comment
  LA209311  Keckiella ternata W. R. Ernst; August 1946 sn Los Angeles San Gabriel Mountains, Crystal Lake Comment
  SEINET12269346  Keckiella ternata M. T. Doutt 1931-1 639 Los Angeles Sierra Madre Mts., trail between Mt. Lowe & Mt. Wilson Comment
  RSA18417  Keckiella ternata subsp. septentrionalis Carl B. Wolf 1927-7-27 685 Los Angeles Ridge Route Road, 2 mi. so. of Forest Inn. Comment
  UC1584876  Keckiella ternata var. ternata Tim Ross and Steve Boyd 1991-7-24 5643 Los Angeles nne slope Granite Mountain; , Pacifico Mountain U.S.G.S. 7.5' quad. 1901 Comment
  UCD123781  Keckiella ternata var. ternata Louis C. Wheeler 1973-7-21 s.n. Los Angeles San Gabriel Mountains: Ridge on divide between Big Tujunga and Devil Canyon 0.2 mile north of windy gap on Angeles Crest Highway. 1615 Comment
  POM123187  Kochia californica Marcus E. Jones 1900-7-10 s.n. Los Angeles Lancaster, SW Mojave Desert. Comment
  RSA216304  Kochia californica E. C. Twisselmann 1970-9-8 17499 Los Angeles Antelope Valley: Avenue C 0.6 mile east of Highway 14, wastelands on the west border of Rosamond Dry Lake. 747 Comment
  UCR94703  Kochia californica A. C. Sanders, E. J. Lott 1993-5-6 13942 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UCR24549  Kochia scoparia O. F. Clarke, A. C. Sanders 1981-10-2 s.n. Los Angeles San Gabriel Valley, Arcadia, SE corner of South Michillinda Ave. and West Foothill Blvd. 206 Comment
  RSA549588  Krascheninnikovia lanata T. S. Ross 1992-4-4 6076 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  UCD133558  Lactuca serriola Robert F. Thorne; J. Dourley 1967-10-10 37333 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, west end of lake. 1866 Comment
  POM1250  Lamarckia aurea B. Sanford 4 Los Angeles Claremont. Comment
  SEINET13203120 Image available Lamarckia aurea R. G. Swinney 2010-1 12482 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. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  SEINET10959808  Lamarckia aurea Hermann E. Hasse Hasse s.n. Los Angeles Open places and cultivated grounds. Comment
  SD129270  Lampranthus tenuifolius Andrew C. Sanders 1988-2-18 7689 Los Angeles El Segundo Dunes, West of L.A.International Airport between Pershing Dr. and vista Del Mar Blvd 4 Comment
  CATA2228  Lantana camara Sara L. Crockett, Michael Daligdig 1996-11-11 52 Los Angeles Santa Catalina Island: Buffalo Nickel Restaurant, garden between restaurant and Island Express helicopter service 4 Comment
  SEINET3481006  Lantana lilacina Unknown 1939-7-10 183 Los Angeles Los Angeles, Los Angeles Comment
  POM353911  Lantana montevidensis Glenn A. Gorelick 1966-4-5 s.n. Los Angeles Griffith Park. Comment
  POM246456  Lasthenia californica F. R. Fosberg 1931-3-25 4376 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 100 Comment
  RSA586025  Lasthenia californica Orlando Mistretta 1995-3-24 1558 A Los Angeles San Gabriel Mountains, Carr Canyon. 1052 Comment
  UCR172462  Lasthenia coronaria Anuja Parikh, Nathan Gale 2005-4-13 2103 Los Angeles NE end of Santa Susana Mtns., Long Canyon, Newhall Ranch, Study Area 31 335 Comment
  CAS-BOT-BC352710  Lasthenia coronaria J. C. Nevin 1952-5-1 s.n. Los Angeles Burbank Comment
  UC50365  Lasthenia glabrata subsp. coulteri H. M. Hall 1903-4-1 3736 Los Angeles Los Angeles Comment
  SBBG42218  Lasthenia gracilis M. B. Dunkle 1939-4-4 7261 Los Angeles Chenetti Cyn Comment
  UCR204049  Lasthenia gracilis R. G. Swinney 2005-5-21 8270 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  SDSU2773  Lasthenia gracilis R. M. Beauchamp 1967-3-17 254 Los Angeles East of Wilson Gove and elsewhere on San Clemente Island. Comment
  LA201174  Lathyrus odoratus Arthur C. Gibson; 2003-4-28 4708 Los Angeles 396 Comment
  RSA743538  Lathyrus odoratus Sara L. Crockett 1997-3-7 C 87 Los Angeles 331 Clemente Street. 24 Comment
  RSA406633  Lathyrus vestitus subsp. alefeldii M. V. Hood 1945-5-1 2235 Los Angeles Tapia Park area 762 Comment
  SBBG31130  Lathyrus vestitus var. alefeldii R. F. Thorne 1966-4-28 Los Angeles rd to Renton Mine, Pebbly Beach Cyn 243 Comment
  UCSB3099  Lathyrus vestitus var. alefeldii Gill, Robert 1959-4-14 Los Angeles Little Dalton Canyon; San Gabriel Mt. Range; Pacific slope drainage area 365 Comment
  LA200453  Lathyrus vestitus var. vestitus Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  OBI13243  Lathyrus vestitus var. vestitus Bill Arbaugh 1966-3-27 49 Los Angeles Cold Canyon rd, Santa Monica Mts Comment
  POM184709  Lathyrus vestitus var. vestitus Joseph A. Ewan 1932-6-16 7257 Los Angeles Barley Flats road at head of Trail fork San Gabriel River 1372 Comment
  RSA361619  Layia glandulosa Fordyce Grinnell Jr 1921-4-3 s.n. Los Angeles Tujunga Wash Comment
  UCR222780  Layia glandulosa R. G. Swinney 2009-4-28 10554 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  POM97151  Layia glandulosa P. A. Munz 1925-4-23 9420 Los Angeles San Gabriel Canyon 305 Comment
  UC557743  Layia platyglossa Nell Murbarger 1936-3-1 17 Los Angeles San Clemente Island Comment
  RSA60202  Layia platyglossa subsp. campestris E. K. Balls, Lee W. Lenz 1950-3-28 14456 Los Angeles 2 miles north of Castaic, Hwy 99. 366 Comment
  RSA661070  Layia platyglossa subsp. campestris Orlando Mistretta 1992-4-5 178 Los Angeles Guds, San Clemente Island. Comment
  CATA45  Lepechinia fragrans Mark L. Hoefs, A. Douglas Propst 1973-3-3 26 Los Angeles Santa Catalina Island: East slope of Mt. Black Jack 365 Comment
  SEINET7844098  Lepechinia fragrans James Henrickson, Barry Prigge 18843 Los Angeles Santa Monica Mountains: ca. 5 mi S of Hwy 101 off Topanga Canyon Rd. Comment
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Oct 1 2019
  UC104294  Lepechinia fragrans Dr. A. Davidson Los Angeles near Wilsons Peak Comment
  UCR146521  Lepechinia fragrans Scott D. White 2004-9-3 10744 Los Angeles San Gabriel Mountains, 'Grizzly Flat' c. 1 air mi N of Angeles Crest hwy and c. 1 air mi south of Big Tujunga Cyn. Rd. (Condor Peak) 854 Comment
  SBBG70797  Lepidium dictyotum R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  CHSC95547  Lepidium fremontii LeRoy Gross 2005-5-19 2301 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N 118.16535W then walked south to 34.81703, 118.16403W. 722 Comment
  UCR194069  Lepidium fremontii R. G. Swinney 1999-5-22 7201 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.25 mi. south of Camp Jubilee Rd. 1610 Comment
  CHSC95806  Lepidium latifolium LeRoy Gross 2002-10-5 668 Los Angeles Transverse Ranges: San Gabriel-Verdugo Mountains Region: Devils Gate Reservoir, northeast of the San Rafael Hills, in the Arroyo Seco river channel. Just west of the city of Altadena. 335 Comment
  UCR84577  Lepidium latifolium T. S. Ross, Steve Boyd 1993-5-23 7213 Los Angeles Western Arcadia: slope on the north side of the Foothill Freeway (I-210) between Michillinda Ave. and its W-bound ramp. 198 Comment
  SBBG12228  Lepidium nitidum P. H. Raven 1962-4-9 17134 Los Angeles near barracks, Wilson Cove 60 Comment
  UC10660  Lepidium nitidum W. H. Brewer Feb 1861 173 Los Angeles Los Angeles Comment
  RSA0020303  Lepidium virginicum Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5097 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA610981  Lepidium virginicum var. pubescens L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel River at Fish Fork. Comment
  UCR126625  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2003-8-7 27175 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  UCR281848  Lepidospartum squamatum R. G. Swinney 2014-5-8 16435 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
  UCR127393  Leptochloa uninervia A. C. Sanders, Mark Elvin 2002-8-7 25555 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  UCR281296  Leptosiphon aureus subsp. aureus R. G. Swinney 2014-4-18 16121 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  RSA527632  Leptosiphon bicolor Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4388 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA135185  Leptosiphon liniflorus P. H. Raven 1960-5-21 15396 Los Angeles Los Angeles. 244 Comment
  LA52340  Leptosiphon parviflorus Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SD234292  Leptosyne bigelovii A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25711 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon. 334 Comment
  UCR269983  Leptosyne bigelovii R. G. Swinney 2010-5-19 12771 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
  UCSB6467  Leptosyne bigelovii Gill, Robert 1959-3-24 Los Angeles State 138 - 1/2 mile from U.S. 99; San Joaquin Valley drainage area 1097 Comment
  CAS-BOT-BC339279  Lessingia glandulifera var. glandulifera Geo. B. Grant 1906-9-14 7183 Los Angeles Pasadena Comment
  POM361805  Lessingia glandulifera var. glandulifera George B. Grant 1906-9-14 s.n. Los Angeles Pasadena. Comment
  RSA608009  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  UCR164526  Lessingia glandulifera var. glandulifera T. B. Salvato, Sandra Murcia 2005-11-8 1283 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  UCR223405  Lessingia glandulifera var. glandulifera R. G. Swinney 2009-7-23 11397 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA233537  Lessingia glandulifera var. glandulifera R. F. Thorne, C. W. Tilforth, et al. 1972-6-29 42109 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake. 1433 Comment
  SEINET251715 Image available Leymus cinereus David Charlton, Mark Hagen 1989-6-30 3256 A Los Angeles Western Mojave Desert: southwest of Piute Ponds, Edwards Air Force Base (Rosamond 7.5' Q.:). 700 Comment
  CAS-BOT-BC283743  Leymus condensatus Geo. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canyon Comment
  UC1131553  Leymus condensatus H. S. Yates 1936-8-29 6384 Los Angeles 3 mi e San Fernando; San Fernando Quadrangle Comment
  UCR182681  Ligustrum lucidum R. G. Swinney 1998-4-13 5953 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA229181  Lilium humboldtii subsp. ocellatum Robert F. Thorne, C. W. Tilforth 1971-6-29 40730 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  RSA681144  Lilium humboldtii subsp. ocellatum LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1046 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  RSA188094  Limonium perezii Robert F. Thorne, Percy C. Everett 1965-6-22 34915 Los Angeles Santa Catalina Island, near Mausoleum in Avalon Canyon 122 Comment
  CAS-BOT-BC226747  Linanthus californicus Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  RSA468457  Linanthus californicus N. C. Cooper 1949-6-18 4197 Los Angeles Mt. Baldy Resort. 1220 Comment
  OBI7364  Linanthus californicus subsp. glandulosus Mark Fresh 1976-2-29 16 Los Angeles Located at Tuna Canyon Road and Saddle Peak Roah crossroads. Comment
  RSA652611  Linanthus californicus subsp. glandulosus A. Mayor, N. Daly 1973-5-5 s.n. Los Angeles Tapia Park, Malibu Cyn. Comment
  POM3572  Linanthus concinnus I. M. Johnston 1917-6-15 1284 Los Angeles Mt. San Antonio, Icehouse Canyon. 1738 Comment
  UCR162370  Linanthus liniflorus Anuja Parikh, Nathan Gale 2004-5-13 2005 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park 396 Comment
  RSA0070208  Linanthus parryae Orlando Mistretta, Christine Mistretta 2003-4-30 1988 Los Angeles Saddleback Butte State Park. 824 Comment
  RSA725222  Linanthus parryae Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -27 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
  UCR223089  Linanthus parryae R. G. Swinney 2009-5-13 10761 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  UCSB18571  Linanthus parryae Shaw, Merrilee 1963-5-3 Los Angeles along State Highway 138, 9.4 miles west of San Bernardino Co. Line, Mojave Desert 975 Comment
  RSA187713  Linaria canadensis var. texana Robert F. Thorne 1966-4-6 35933 Los Angeles Santa Catalina Island: about 1 mile W of Empire Landing 213 Comment
  RSA661091  Linaria canadensis var. texana Orlando Mistretta 1992-4-5 203 Los Angeles Guds, San Clemente Island. Comment
  POM86716  Linum usitatissimum Marcus E. Jones 1882-05 s.n. Los Angeles Los Angeles. Comment
  RSA719637  Lithophragma affine R. G. Swinney 1998-3-14 5909 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  SBBG133194  Lithophragma maximum E. Howe & J. Shute 2011-3-5 SERG 11 -51 Los Angeles N side of Grove Cyn Comment
  POM47663  Lithophragma tenellum F. W. Peirson 1921-6-16 4690 Los Angeles Summit of Mt. Waterman, San Gabriel Mountains 2317 Comment
  RSA0056535  Lithophragma tenellum Orlando Mistretta 1992-5-16 18 Los Angeles Vicinity of Big Pines; head of Swarthout Valley, Mountain High Ski area, San Gabriel Mountains region. Comment
  POM320497  Lobularia maritima Greg Wright 1971-6-26 205 Los Angeles Live Oak Canyon Dam drainage basin, west of Live Oak Canyon Road, Northwest of Claremont. Pacific slope drainage area. 396 Comment
  LA26038  Loeflingia squarrosa Francis M. Ball; 1957-10-5 sn Los Angeles Antelope Valley, 2 mi. E of Pearland, at Linanthus parryae transect, Comment
  RSA337418  Loeseliastrum matthewsii R. F. Thorne 1973-5-11 43533 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  UC405419  Logfia filaginoides Katharine Brandegee 1889-5-1 Los Angeles Santa Catalina Island Comment
  RSA0115759  Logfia gallica Steven A. Junak 1999-5-20 SCa- 941 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road, along N side of Escondido Canyon. 323 Comment
  UC589658  Lolium temulentum Nell Murbarger April 1936 136 Los Angeles s end San Clemente Island; s end of San Clemente Island Comment
  RSA601834  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9467 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UC934041  Lomatium dasycarpum subsp. dasycarpum H. L. Cogswell 1951-5-8 81 Los Angeles 0.75 mi N of San Dinias Park (Sec. B-10, Plot 2); San Gabriel Mountains, base of 518 Comment
  RSA97162  Lomatium dissectum var. multifidum F. W. Peirson 1922-6-3 3080 Los Angeles 3 miles west of Elizabeth Lake. 1113 Comment
  UCR280889  Lomatium lucidum R. G. Swinney 2014-5-15 16507 Los Angeles San Gabriel Mountains, Glendora, ridge system between west and north forks of Hook Cyn., 0.48 miles north of Sierra Madre Ave. 427 Comment
  SBBG59772  Lomatium mohavense R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UC1400392  Lomatium mohavense Robert F. Thorne 1973-5-11 43516 Los Angeles N of Shoemaker Canyon between Mile High and Valyermo San Gabriel Mountains 1341 Comment
  UC1595805  Lomatium mohavense Tim Ross 1992-4-4 6074 Los Angeles s.w. base to summit Adobe Mt. (s.w. Mojave Desert); , Adobe Mt. Quad, Adobe Mt. 926 Comment
  UCR167211  Lomatium mohavense S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  RSA757326  Lomatium mohavense Orlando Mistretta, Christine Mistretta 2008-4-4 2303 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Tuckerway Ranch Road (Segment 5, structure 58 per TRTP survey; 2008) 1089 Comment
  SEINET4677102  Lomatium mohavense Tim Ross, Steve Boyd; Laurel Arnseth 1991-4-29 4813 Los Angeles PARKER MOUNTAIN and ridge to the SW: SW of Acton and NNE of Ravenna. Acton 7.5' USGS Quadrangle.; 0 1119 Comment
  UC1537172  Lomatium nevadense var. parishii Gordon H. True Jr. 1935-3-27 176 Los Angeles 5 mi. s.w. Palmdale 914 Comment
  UCR192056  Lomatium utriculatum A. C. Sanders 2008-4-11 34861 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, NW of VABM 'Pine 970 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
  CLARK-A1528-2397  Lonicera hispidula var. vacillans Henry Joseph Thompson 1960-6-7 3070 Los Angeles Malibu Canyon 152 Comment
  SD85185  Lonicera hispidula var. vacillans E. R. Blakley 1962-10-6 5474 Los Angeles Santa Catalina Island; between water reservoirs in Bullrush Canyon. 270 Comment
  LA200349  Lonicera subspicata var. denudata Norman A. Cole; May 1964 390 Los Angeles Santa Monica Mountains, 3.1 mi. E from junction of Mulholland and Cornell Road 274 Comment
  POM199700  Lonicera subspicata var. denudata I. W. Clokey 1929-06 4554 Los Angeles Mandeville Canyon, Santa Monica Moutains. 300 Comment
  UCR212780  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittington 2006-9-28 NFWF- 1766 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel River watershed, Sycamore Canyon, [along Sycamore Canyon Road, north of San Dimas Canyon Park], on a horse trail 120 Comment
  UCR86540  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6172 Los Angeles Channel Islands; San Clemente Island, Central E side of island, lower escarpment c. 100m N of where the nanny Canyon drainage meets the sea 15 Comment
  SEINET4035308  Lotus argophyllus var. argenteus M. B. Dunkle 1939-1 7200 Los Angeles Southeast coast, San Clemente Island. Comment
  RSA90354  Lotus crassifolius var. crassifolius F. W. Peirson 1923-5-26 4075 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1890 Comment
  SEINET957344  Lotus davidsonii Wesley O. Griesel 1961-1 Los Angeles State Hwy. 2 near White Thorn Picnic Area San Gabriel Mts. 2286 Comment
  RSA638183  Lotus hamatus L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  RSA732937  Lotus nevadensis R. G. Swinney 1998-7-8 6344 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UC639628  Lotus nevadensis var. davidsonii Victor Duran 1933-7-24 3529 Los Angeles Buckhorn San Gabriel Mountains 1981 Comment
  UC62918  Lotus nevadensis var. davidsonii H. M. Hall Aug 1896 289 Los Angeles San Antonio Mts. 2133 Comment
  RSA652443  Lotus oblongifolius var. oblongifolius Marion P. Harthill 1972-4-8 640 Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest. 457 Comment
  RSA148468  Lotus procumbens var. procumbens J. B. Feudge 1924-6-10 853 Los Angeles Big pines, desert slope of San Gabriel Mts. 1982 Comment
  RSA680541  Lotus salsuginosus Scott D. White, Michael Honer 2003-6-23 9577 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  UC527635  Lotus scoparius C. B. Wolf 1931-7-2 Los Angeles 0.5 mi above the bridge on the road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  RSA406850  Lotus scoparius Elbert Benjamine, M. Rice 1929-1-13 8413 Los Angeles Sierra Madre. Comment
  RSA760567  Lotus scoparius subsp. brevialatus R. G. Swinney 2009-3-10 10080 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR281958  Lotus scoparius subsp. brevialatus R. G. Swinney 2014-4-24 16233 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  SFV15340  Lotus scoparius var. scoparius J. C. Dittes, P. Dittes 1990-3-17 53 Los Angeles Santa Monica Mountains Charmlee State Campground. 100 m east of entrance gate. Roadside. 427 Comment
  JEPS55863  Lotus strigosus A. M. Ottley 1920-5-9 649 Los Angeles Summit Mt. Wilson San Gabriel Mts. Comment
  RSA0068459  Lotus strigosus R. G. Swinney 2010-3-18 11980 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
  RSA549199  Lotus strigosus T. S. Ross 1990-6-20 3678 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  RSA592020  Lotus strigosus Mark Hoefs, Doug Propst 1973-3-14 84 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  UC15693  Lotus strigosus J. H. Barber 1897-4-20 Los Angeles Pomona Comment
  UC56570  Lotus strigosus Ernest Braunton Apr 1902 229 Los Angeles North Pomona Pomona Comment
  UCR223499  Lotus strigosus R. G. Swinney 2009-5-28 10951 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA90383  Lotus strigosus F. W. Peirson 1919-3-27 351 Los Angeles Arroyo Seco, near Pasadena 396 Comment
  RSA599826  Lotus strigosus var. hirtellus Steve Boyd, Lauren Raz 1997-5-6 9755 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA406940  Lotus strigosus var. strigosus F. R. Fosberg 1931-3-26 S- 4387 Los Angeles Santa Catalina Island. Sea bluffs W of Hamilton Canyon. 90 Comment
  RSA3721  Lotus strigosus var. strigosus C. B. Wolf 1932-5-10 3511 Los Angeles Santa Catalina Island. Avalon Canyon, above the E almond orchard. 122 Comment
  POM2472  Lotus unifoliolatus L. R. Abrams 1901-07 1993 Los Angeles Wilsons Peak. 1768 Comment
  SEINET13387096 Image available Lotus unifoliolatus var. unifoliolatus R. G. Swinney 2011-1 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 (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  UCD14979  Lupinus J. M. Tucker 1962-4-18 3623 Los Angeles extreme northwest corner of county, Tehachapi Mountains, road to Mexican Mine area, just off Oso Canyon. 1005 Comment
  SEINET10488419  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa# 6450 x 6457b Comment
  SDSU4646  Lupinus arboreus R. M. Beauchamp 1966-8-8 55 Los Angeles Growing beside paved road south of Avalon. 122 Comment
  RSA0117476  Lupinus bicolor A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37961 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. 1141 Comment
  RSA652737  Lupinus bicolor Marion P. Harthill 1972-4-8 667 Los Angeles Glendora Ridge Road, 1066 Comment
  SD126373  Lupinus bicolor D. B. Dunn 1947-4-16 2949 Los Angeles Route from Newhall to Palmdale; Acton Junction on northwest side of highway. Comment
  UCR209896  Lupinus breweri R. G. Swinney 2008-7-24 9281 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA0065881  Lupinus chamissonis Jeremiah George, Audrey George 2014-1-15 s.n. Los Angeles Redondo Beach, immediately east of intersection of Artesia Blvd. and Goodman Ave. 33 Comment
  SD231312  Lupinus concinnus Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 1 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Highway (Road North) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC1178514  Lupinus concinnus Peter Kamb 1948-5-6 952 Los Angeles foothills of the San Gabriel Mts. above Little Rock; foothills of the San Gabriel Mts. above Little Rock 975 Comment
  RSA518015  Lupinus concinnus subsp. concinnus Steve D. Boyd, Orlando Mistretta 1986-3-31 1551 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA619088  Lupinus densiflorus R. S. Woglum 1930-4-13 1474 Los Angeles North Hollywood Comment
  SBBG69074  Lupinus excubitus R. Hoffmann 1931-4-28 Los Angeles Bouquet Cyn Comment
  UCR146534  Lupinus excubitus Scott D. White 2004-8-11 10701 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  UCR238097  Lupinus excubitus Mark A. Elvin, Scott Boczkiewicz 2003-5-15 2783 Los Angeles Western Transverse Range; Santa Susana Mountains, Newhall Ranch, crest of mountains at head of Salt Creek watershed, near Ventura Co. line 884 Comment
  SD230232  Lupinus excubitus var. austromontanus Louis C. Wheeler 1964-6-20 8490 Los Angeles Mt. Waterman: South side Comment
  SFV1876  Lupinus excubitus var. austromontanus P. G. Kilburn 1958-6-18 839 Los Angeles San Gabriel Mountains Angeles Crest Highway near Big Pines. 0.8 miles southeast of Highway on gravel road. 2226 Comment
  SEINET12154517  Lupinus excubitus var. hallii Unknown 1933-1 8339 Los Angeles Boquet Canyon Comment
  UC1537139  Lupinus formosus Gordon H. True Jr. 1938-6-22 885 Los Angeles Bouquet Canyon 609 Comment
  RSA702373  Lupinus hirsutissimus Scott D. White, Pam De Vries 2004-5-18 10417 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
  SBBG15492  Lupinus hirsutissimus W. G. Webb 1935-2-10 Los Angeles near Glenoaks Blvd, Glendale Comment
  RSA39570  Lupinus longifolius Theodore Payne 1948-5-15 12285 Los Angeles Palos Verdes Comment
  SEINET10903876  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR125488  Lupinus microcarpus A. C. Sanders, Mark Elvin 2003-4-14 25971 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  SBBG69040  Lupinus microcarpus var. densiflorus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SFV1898  Lupinus odoratus M. L. Vincent 1962-5-7 240 Los Angeles Mojave Desert Llano at junction of road to Mile High. Roadside on Highway 138. 965 Comment
  RSA0073378  Lupinus sparsiflorus R. G. Swinney 2010-3-16 11951 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
  RSA775872  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2010-5-26 5207 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  SD186212  Lupinus sparsiflorus A. C. Sanders, Andy Thompson 2003-4-15 26007 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park. 366 Comment
  SBBG121252  Lupinus sparsiflorus V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 746 Los Angeles above Burbank, Wildwood Cyn, W of Wildwood Cyn Rd; trail along ridgetop to Forester Grove, Radio Towers and Verdugo Mtwy 426 Comment
  UCD109481  Lupinus sparsiflorus Daryl Koutnik; Vickie Dawes 1978-5-12 483 Los Angeles Arroyo Sequit along Mulholland Highway. 609 Comment
  HSC14883  Lupinus subvexus C. S. Apperson 1967-6-11 Los Angeles 4 miles up Haskell Cyn. Rd off of Bouquet Cyn. Rd. Comment
  SFV5480  Lupinus succulentus J. H. Lane 1972-3-2 40 Los Angeles San Fernando Valley Los Angeles, Northridge. Along north curb of Nordhoff St. just east of Encino Ave. 256 Comment
  LA52456  Lupinus truncatus W. O. Griesel; 1936-4-26 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA414382  Lupinus truncatus Thekla Mohr 1897-04 s.n. Los Angeles Sierra Madre Comment
  RSA228956  Luzula comosa var. laxa Robert F. Thorne 1971-8-25 41298 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  CAS-BOT-BC233484  Lycium californicum Carl B. Wolf 1932-5-12 3584 Los Angeles 1 1/2 mi. from Little Harbor on road to Isthmus, Santa Catalina Island 91 Comment
  JEPS11731  Lycium californicum R. A. Casad 1920-1-26 Los Angeles Huntington Beach Comment
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Dec 23 2014
  SBBG53314  Lycium californicum D. M. Power 1971-11-11 Los Angeles terrace W of Wilson's Cove Comment
  RSA578738  Lycium cooperi Tim S. Ross, J. Mark Porter 1994-5-1 7580 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA150684  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-5-9 17682 Los Angeles Near head of canyon above Mosquito Cove, San Clemente Island. 274 Comment
  RSA628363  Lyonothamnus floribundus subsp. aspleniifolius Steven A. Junak 1997-8-28 SCI- 959 Los Angeles San Clemente Island: E escarpment of island, above first canyon N of Knob Canyon, near UTM 11 0370950E 3634300N 250 Comment
  RSA117385  Lyonothamnus floribundus subsp. floribundus Huron H. Smith 1912-7-4 74966 Los Angeles Swain's Canyon, Santa Catalina Island. 366 Comment
  SD112023  Lyonothamnus floribundus subsp. floribundus Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island, on east slope of Black Jack Mountain near Airport Road Comment
  SBBG26459  Lyonothamnus floribundus var. floribundus M. R. Benedict 1965-12-12 Los Angeles near head of major cyn 1.5 mi SW of Johnson's Landing Comment
  CATA1016  Lysimachia arvensis Mark L. Hoefs 1995-5-4 1931 Los Angeles Santa Catalina Island: Above Howlands Landing 60 Comment
  OBI78305  Lysimachia arvensis Jay N. Holliday 1960-5-29 s.n. Los Angeles Canoga Park (6550 Shoup) 244 Comment
  RSA611587  Lythrum californicum Louis C. Wheeler 1946-9-8 6359 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile west of Bear Creek. 518 Comment
  RSA748445  Madia elegans subsp. elegans Orlando Mistretta 1992-8-20 755 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt. Gleason. Tujunga Ranger District. Comment
  CAS-BOT-BC344379  Madia exigua Carl B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island. Roadside, W. side of Fourth O' July Cove 30 Comment
  POM246543  Madia gracilis F. R. Fosberg 1931-3-3 4427 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA161191  Madia gracilis P. H. Raven 1962-5-22 17818 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  RSA770896  Madia gracilis R. F. Thorne 1965-5-10 34481 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA648042  Madia gracilis Orlando Mistretta 1992-7-13 676 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA674576  Madia gracilis Scott D. White 2000-9-6 8134 Los Angeles Summit of Burn Peak. 1753 Comment
  RSA452616  Mahonia dictyota Fordyce Grinnell Jr. 1910-6-11 S.N. Los Angeles Switzers trail. San Gabriel Mountains 1067 Comment
  SFV9646  Malacothamnus davidsonii D. L. Koutnik 1977-7-20 s. n. Los Angeles San Fernando Valley Sylmar. Where I-5 meats Foothill Blvd. 400 Comment
  SD85195  Malacothamnus fasciculatus E. R. Blakely 1962-10-6 5479 Los Angeles Santa Catalina Island, Bullrush Canyon south of middle branch 228 Comment
  SD85201  Malacothamnus fasciculatus E. R. Blakely 1962-10-3 5391 Los Angeles Santa Catalina Island, east side of Blackjack Mountain at start of road to White's landing 410 Comment
  UC1122018  Malacothamnus fasciculatus var. fasciculatus P. L. Johannsen 1933-12-14 203 Los Angeles 2 mi e, 1/4 mi s of Calabasas 457 Comment
  CAS-BOT-BC206310  Malacothamnus fremontii I. M. Johnston 1917-8-22 1673 Los Angeles Prairie Fk. of San Gabriel R., San Antonio Mountains 1889 Comment
  RSA570062  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4889 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA596432  Malacothamnus marrubioides Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8872 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  RSA615924  Malacothamnus marrubioides Scott D. White, B. Leatherman 1997-1-14 6050 Los Angeles Northwest San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon adjacent to existing gravel quarry & haul roads; slope and wash adjacent to helicopter pad. Site proposed for future mining. 549 Comment
  RSA77038  Malacothamnus marrubioides F. W. Peirson 1919-6-15 502 Los Angeles Rock Creek 1250 Comment
  CAS-BOT-BC345405  Malacothrix clevelandii P. A. Munz; R. D. Harwood 1920-5-2 3830 Los Angeles San Dimas Canyon 457 Comment
  CAS-BOT-BC345406  Malacothrix clevelandii Steve Boyd; Tim Ross 1988-4-28 2253 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. Angeles National Forest 792 Comment
  UC987809  Malacothrix foliosa subsp. philbrickii Reid Moran 1941-4-27 824 Los Angeles w side Santa Barbara Island; Channel Islands; W side of Santa Barbara Island, Channel Islands 100 Comment
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Feb 14 2006
  RSA0073374  Malacothrix saxatilis R. G. Swinney 2010-3-16 11955 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
  RSA0080651  Malacothrix saxatilis R. G. Swinney 2010-5-29 13011 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  SDSU21088  Malacothrix saxatilis Ian Cain 2010-5-6 1397 Los Angeles East of Whitter in the Hacienda Heights. 1.08km south east of Rose Hills Chinese Temple 262 Comment
  SD122691  Malephora crocea James C. Dice, W. E. Tippets 1988-4-7 848 Los Angeles Leo Carrillo State Beach, Sequit Point, at edge of bluff above beach 10 Comment
  UCSB22704  Malosma laurina Wheeler, Louis 1933-11-29 Los Angeles San Dimas Canyon, San Gabriel Mts. 381 Comment
  RSA598652  Malus sylvestris Louis C. Wheeler 1966-11-30 9164 Los Angeles San Gabriel Mountains. North side Mt. Sally, headwaters of Upper Big Tujunga Canyon by Angeles Crest Highway, ca. 1 mi. east Shortcut Picnic Grounds. 1524 Comment
  UCR97327  Malva nicaeensis B. G. Pitzer 1996-4-27 2725 Los Angeles City of Signal Hill, Reservoir Park, on Wardlow Road between Orange Street & Walnut Street, east of Long Beach Blvd. Comment
  UCR265535  Malva pseudolavatera Dan S. Cooper 2015-3-22 315- 21 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. 233 Comment
  UCR62077  Malva sylvestris S. J. Myers, R. Montijo 1990-4-19 s.n. Los Angeles Powder Canyon, city of La Habra Heights 245 Comment
  UCR139373  Malvella leprosa I. M. Johnston 1917-6-10 1315 Los Angeles South Coast, Ballona Creek near Mesmer Comment
  CDA992  Marah macrocarpa D. G. Kelch 1991-3-24 1335 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  UCR281365  Marah macrocarpa R. G. Swinney 2014-5-15 16518 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA303602  Marah macrocarpa var. macrocarpa J. R. Shevock 1970-3-24 62 Los Angeles foothills near sylmar 457 Comment
  UC1409196  Marah macrocarpa var. macrocarpa Donald R. Bissing 1973-3-13 11 Los Angeles near mouth Evey Canyon; San Gabriel Mountains 710 Comment
  RSA177804  Marrubium vulgare Robert F. Thorne, Percy C. Everett 1965-5-10 34428 Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  RSA409836  Marrubium vulgare L. E. Hoffman 1929-5-5 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  UCR256845  Marrubium vulgare R. G. Swinney 2010-8-16 13557 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCD125008  Marrubium vulgare M. Mead 1972-2-26 3 Los Angeles 1 mile northeast of McCurdy Nature Center, Eaton Canyon. Comment
  UCSB5712  Marrubium vulgare Albright, S. 1957-4-10 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  UCD115960  Matthiola incana Daryl Koutnik 1978-3-30 s.n. Los Angeles Dockweiler Beach, south of Ballona Creek. 15 Comment
  UCR17992  Meconella denticulata Martha Hilend 1928-4-18 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Los Angeles Comment
  PASA1605  Meconella oregana var. denticulata Frank W. Peirson 1925-4-23 Los Angeles San Gabriel River 365 Comment
  UCR23851  Medicago lupulina John C. Roos 1954-5-31 s.n. Los Angeles Hollywood parking lot, Los Angeles Comment
  RSA4768  Medicago polymorpha James Snow 1932-1 s.n. Los Angeles Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim, Calif. Comment
  JEPS65529  Medicago sativa Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  RSA623809  Melica imperfecta A. Stephenson 1965-5-9 9 Los Angeles 1/4 mile along Arroyo Seco Trail past Lower Switzer Campground, Angeles National Forest, [San Gabriel Mountains]. 1381 Comment
  RSA549531  Melica stricta var. albicaulis Timothy S. Ross, Steve Boyd 1990-6-18 3449 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA0087236  Melilotus indicus R. G. Swinney 2010-5-4 12512 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  SEINET3131668  Melilotus indicus G. B. Grant 1901-1-1 768 Los Angeles Pasadena Comment
  POM348192  Melilotus indicus Elbert Benjamine 1929-3-10 55 Los Angeles Los Angeles. Comment
  UC1211107  Melilotus indicus Huron H. Smith 1912-5-1 4888 Los Angeles Eagle Rock Valley 152 Comment
  RSA600805  Mentha Louis C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  UCR280896  Mentzelia R. G. Swinney 2014-5-7 16409 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA0019860  Mentzelia congesta Orlando Mistretta, Christine Mistretta 2011-6-29 5768 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA69706  Mentzelia congesta F. W. Peirson 1919-6-14 472 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  RSA446770  Mentzelia micrantha Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  UCR65555  Mentzelia micrantha T. S. Ross, Steve Boyd 1990-5-14 2473 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District. 1122 Comment
  RSA305744  Mentzelia micrantha Henry J. Ramsey, Henry J. Ramsey 1937-6-27 949 Los Angeles Sand Canyon, north of Pacoima reservoir Comment
  SBBG109016  Mentzelia micrantha S. A. Junak with S. Burckhalter 1996-5-18 SCl 496 Los Angeles S end of Seal Cove, E of large offshore islet, just above coastal terrace 39 Comment
  RSA585152  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1990-5-31 2737 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UCR186561  Mentzelia veatchiana A. C. Sanders 2006-4-25 32201 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UCD102818  Micranthes californica Daryl Koutnik 1978-3-16 116 Los Angeles South of intersection of Cornell and Agoura Roads. 274 Comment
  CAS-BOT-BC348449  Micropus californicus var. californicus Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6957 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, head of Bouchette Canyon (draining northward to Johnsons Landing) 359 Comment
  UCR194140  Microseris douglasii A. C. Sanders 2008-4-25 35115 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  LA200908  Microseris douglasii subsp. tenella Carl Wishner; 1997-3-24 2427 Los Angeles Santa Monica Mountains, Cornell, hills just E of Los Angeles County Fire Station 275.0 Comment
  POM363451  Microseris heterocarpa Ora M. Clark 1929-3-29 s.n. Los Angeles N. W. Saugus Comment
  RSA727251  Microseris lindleyi R. G. Swinney 1998-6-12 6188 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.2 mi. due east of reservoir of mouth of Mescal Canyon. 1448 Comment
  UCR184108  Microseris lindleyi A. C. Sanders, T. B. Salvato 2007-4-24 33487 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
  RSA95203  Microseris lindleyi L. C. Wheeler 1934-4-24 2540 Los Angeles Liveoak Canyon Dam 457 Comment
  SDSU10751  Mimulus aurantiacus Gerald Collier 1951-4-4 Los Angeles Faculty Hill, 1/4 mile W of UCLA Campus. Comment
  POM156203  Mimulus aurantiacus var. pubescens L. R. Abrams 1902-6-15 2543 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  POM267771  Mimulus aurantiacus var. pubescens I. W. Clokey, Bonnie C. Templeton 1929-04 4441 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  POM8485  Mimulus aurantiacus var. pubescens P. A. Munz, R. D. Harwood 1920-3-13 3339 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  RSA439246  Mimulus aurantiacus var. pubescens Richard C. Barkelew 1929-4-10 s.n. Los Angeles Glendale. Comment
  UC440436  Mimulus aurantiacus var. pubescens H. Anderson 1930-5-30 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UC943859  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1913 B Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  RSA590425  Mimulus aurantiacus var. puniceus Tim S. Ross 1993-4-21 6840 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972 ft) and Cactus Peak (1560 ft); 500-1200 ft NNE to NE of 'Quartz' (1252 ft). 396 Comment
  UCR276893  Mimulus brevipes R. G. Swinney 2011-5-16 14741 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  RSA420986  Mimulus brevipes Bonnie C. Templeton 1936-05 1219 Los Angeles Near Chatsworth. Comment
  RSA420676  Mimulus cardinalis F. R. Fosberg 1930-7-3 S- 3117 Los Angeles El Monte. (Lexington Wash, San Gabriel River) 80 Comment
  UC586848  Mimulus cardinalis Joseph Andorfer Ewan 1934-8-2 8482 Los Angeles at foot Baldy Trail; San Gabriel Mts., San Antonio Canyon 1371 Comment
  SEINET3159649  Mimulus floribundus G. B. Grant 1904-6-16 790 Los Angeles Pasadena. Comment
  UCR270930  Mimulus floribundus R. G. Swinney 2011-5-26 14884 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA0102534  Mimulus fremontii Richard G. Swinney 2011-5-16 14740 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SSE of Colby Ranch Rd. & FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150 m N of lodge on SW-facing slope, E of swimming pool. 1220 Comment
  RSA442755  Mimulus guttatus L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  UCR258520  Mimulus guttatus R. G. Swinney 2010-8-9 13476 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  RSA639557  Mimulus guttatus Louis C. Wheeler 1967-5-23 9670 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  RSA585930  Mimulus palmeri Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2937 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
  UCR204057  Mimulus pilosus R. G. Swinney 2005-7-8 8279 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  UCR189844  Mimulus rubellus R. G. Swinney 1998-7-14 6455 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  RSA423551  Minuartia douglasii I. M. Johnston 1917-6-20 1356 Los Angeles Baldy Lookout of USFS. 2134 Comment
  SBBG33609  Minuartia douglasii V. Soza with S. Boyd 2002-4-10 1413 Los Angeles W side of Haskell Cyn, Del Sur Ridge 564 Comment
  CHSC1080  Mirabilis californica 1940-4-13 Los Angeles Spreading Grounds above Claremont. Comment
  RSA0077095  Mirabilis laevis R. G. Swinney 2010-4-15 12226 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  CAS-BOT-BC434647  Mirabilis laevis var. crassifolia Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-23 22692 Los Angeles Near mouth of Red Rock Canyon, San Clemente Island. 20 Comment
  RSA177858  Mirabilis laevis var. crassifolia Robert F. Thorne, P. Everett 1965-5-10 34451 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  RSA464661  Mirabilis laevis var. crassifolia T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
  SEINET3142119  Mirabilis laevis var. crassifolia S. B. Parish 1919-4-19 19258 Los Angeles near San Dimas Comment
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Oct 2 2016
  UC1136579  Mirabilis laevis var. crassifolia P. L. Johannsen 1934-2-19 295 Los Angeles Boquet Canyon 457 Comment
  RSA464234  Mirabilis laevis var. villosa Freda Detmers 1931-5-17 s.n. Los Angeles Mojave Desert. Comment
  UCR157988  Mirabilis multiflora David Charlton, Virginia Howard 1989-5-11 3184 C Los Angeles Mojave Desert, Antelope Valley, Quartz Hill, corner of Ave. 'M' and 50th St. West 762 Comment
  RSA0115480  Mirabilis multiflora var. pubescens T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2080 Los Angeles Tehachapi Mountains Foothils/ Western Antelope Valley: outwash plain below Bronco Canyon, c. 4 mi N of Hwy 138. 915 Comment
  LA201879  Modiola caroliniana Arthur C. Gibson; 2003-5-24 4993 Los Angeles Simi Hills, West Hills Comment
  RSA77181  Modiola caroliniana F. W. Peirson 2052 Los Angeles Wilson s Lake, Altadena Comment
  JEPS63340  Monardella breweri subsp. lanceolata Frank W. Peirson 1919-7-1 511 Los Angeles Fish Canyon San Gabriel Mts. 304 Comment
  SEINET892770  Monardella breweri subsp. lanceolata G. B. Grant 1903-1 796 -a Los Angeles Mt. Lowe. No other locality information specified Comment
  UCD145370  Monardella breweri subsp. lanceolata Louis C. Wheeler 1947-7-11 6545 Los Angeles San Gabriel Mountains: Millard Canyon. Between Millard Canyon and Arroyo Seco. 441 Comment
  POM186347  Monardella lanceolata Joseph A. Ewan 1932-7-4 7584 Los Angeles Millard s Canyon. 1067 Comment
  UC1971449  Monardella lanceolata Louis C. Wheeler 1947-7-11 6545 Los Angeles SAN GABRIEL MOUNTAINS: Millard Canyon. Mesa between Millard Canyon and Arroyo Seco. Comment
  SBBG71948  Monardella linoides subsp. oblonga R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA83322  Monardella macrantha subsp. hallii I. M. Johnston 1924-8-13 s.n. Los Angeles Head of Evey Canyon Comment
  JEPS34937  Monolopia lanceolata F. W. Peirson 1920-3-28 526 Los Angeles Tujunga Canyon San Gabriel Mts. (low hill at foot) 457 Comment
  UC50096  Monolopia lanceolata Dr. Vogt 1897-1 51 Los Angeles Antelope Valley Comment
  UCR213970  Monolopia lanceolata Dave Silverman, Cindy Hopkins 2007-4-24 6734 Los Angeles Tejon Ranch, 1000 m ESE of National Cement, 1.7 km W of California Aqueduct, 500 m S of the county line, just N of plant access road 954 Comment
  UCD170917  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. 226 Comment
  UCR162578  Muhlenbergia asperifolia Anuja Parikh, Nathan Gale 2004-7-3 2079 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 16), south of the river near Potrero Canyon 366 Comment
  UCR261762  Muhlenbergia californica R. G. Swinney 2010-9-13 13839 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  RSA0091080  Muhlenbergia microsperma R. G. Swinney 2011-3-22 14176 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  SBBG133654  Muhlenbergia microsperma F. R. Fosberg 1931-3-19 4305 Los Angeles Hamilton Cyn, near Avalon 10 Comment
  SBBG93108  Muhlenbergia microsperma D. Swinney 1990-1-6 1510 Los Angeles Glendora, ca. 0.2 mi SW of Little Dalton Park on Glendora Mtn Rd Comment
  RSA191167  Muhlenbergia rigens R. F. Thorne 1967-7-19 37180 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA607624  Muhlenbergia rigens L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Goldenrod Spring, Ebey Canyon. 594 Comment
  RSA377602  Muilla maritima Fay A. MacFadden 1931-4-10 2581 Los Angeles Dry hillsides, Tejunga Canyon 426 Comment
  UC905454  Muilla maritima I. W. Clokey and E. G. Anderson 1935-5-9 5855 Los Angeles San Dimas Canyon Comment
  RSA660993  Nassella lepida LeRoy Gross 2001-5-28 413 Los Angeles Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. 549 Comment
  SEINET11682295  Nassella lepida H. E. Hasse 1895-1 s.n. Los Angeles canons of Santa Monica Range Comment
  CATA1689  Nasturtium officinale Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2984 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  POM273420  Nasturtium officinale George B. Grant 1898-4-16 3729 Los Angeles Los Angeles River Comment
  SEINET14050530  Navarretia atractyloides L. C. Wheeler 1932-5-27 774 Los Angeles 2 miles N of Claremont 411 Comment
  POM296755  Navarretia hamata subsp. hamata Lyman Benson 1945-5-11 11710 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  POM277144B  Navarretia hamata subsp. hamata E. S. Steele, H. S. Pratt 1935-5-25 s.n. Los Angeles Sunland Comment
  RSA500327  Navarretia hamata subsp. leptantha M. B. Dunkle 1928-5-13 1959 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  RSA524628  Nemacladus orientalis T. S. Ross, S. D. Boyd 1990-5-17 2597 Los Angeles Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1613 Comment
  RSA421300  Nemophila menziesii Louis C. Wheeler 1932-3-25 514 Los Angeles 2 miles N Claremont. 412 Comment
  SD253360  Nerium oleander R. G. Swinney 2011-3-26 14215 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1-0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  RSA497531  Nicotiana bigelovii Walter Wisura 1989-7-14 4411 Los Angeles Growing naturally at RSA. Comment
  RSA80769  Nicotiana bigelovii var. wallacei F. W. Peirson 1090 Los Angeles L. A River, San Fernando Valley. Comment
  OBI8174  Nicotiana glauca Lewis Meltz 1977-4-9 LM 23 Los Angeles 3.0 km E of Eaton Cyn bridge. Mod. distr 457 Comment
  UCR258780  Nicotiana glauca R. G. Swinney 2010-2-27 11774 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  LA211285  Nicotiana quadrivalvis Arthur C. Gibson; 2005-7-3 5077 Los Angeles SIMI HILLS, Chesebro Canyon, Cheeseboro SMMNRA, Service road; Mulholland Highway. Comment
  SBBG122028  Nicotiana quadrivalvis S. D. White with J. Wood 2005-9-22 11226 Los Angeles Tapia Cyn, ca. 2 air mi E of Interstate 5/Old Ridge Route jct 427 Comment
  SD232664  Nitrophila occidentalis A. C. Sanders, E. J. Lott 1993-5-6 13988 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edge of Edwards AFB. 701 Comment
  CAS-BOT-BC71175  Notholaena californica Larry Kiefer 1963-3-3 442 Los Angeles along W. fk, San Gabriel Riv., from c. 1/4 mi W of hgwy 39 to end of bluff 243 Comment
  UC1594377  Nuttallanthus texanus Tim Ross 1992-4-16 6203 Los Angeles 289 degrees wnw and 680 m distant from peak above Stone Station (central part of San Clemente Island); San Clemente Island 416 Comment
  RSA98322  Oenanthe sarmentosa F. W. Peirson 1908-5-22 804 Los Angeles Bixby Ranch near Long Beach. Comment
  UCR191715  Oenothera californica A. C. Sanders 2008-4-18 34955 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth, beside dirt road 974 Comment
  UCR229159  Oenothera californica Dan S. Cooper 2011-5-5 511- 51 A 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
  RSA247970  Oenothera californica subsp. californica Robert F. Thorne 1973-4-24 43437 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  OBI39741  Oenothera deltoides David J. Keil 1977-5-8 12314 Los Angeles Just outside of Saddleback Butte State Park Comment
  RSA595591  Oenothera elata subsp. hirsutissima Lauren Raz, Steve D. Boyd 1996-10-23 46 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 610 Comment
  SEINET13294191 Image available Oenothera glazioviana Unknown Los Angeles Grown at Claremont, California Comment
  UCR99346  Oenothera laciniata L. C. Wheeler 1946-5-26 6212 Los Angeles El Monte. 2002 N Durbee Road. 80 Comment
  UCSB24419  Opuntia basilaris Rieser, R. 1966-5-13 Los Angeles Mint Canyon Campground; on west side of State 6; 8.5 miles north of intersection of State 6 and Soledad Canyon Rd. 640 Comment
  UCR223808  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11164 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  SEINET10881682  Opuntia covillei var. piercei Joseph A. Ewan 1936-8-2 Ewan 9916 A Los Angeles San Gabriel Mts. Few scattered clumps on gravel bars in mid stream course. Mescal Creek. 1615 Comment
  RSA0010380  Opuntia semispinosa D. Griffiths 1911-9-22 10353 Los Angeles San Pedro Comment
  RSA229138  Oreonana vestita R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38868 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  RSA0066444  Orobanche fasciculata Louis E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest. Comment
  JEPS64595  Orobanche parishii subsp. brachyloba Robert F. Thorne and P. Everett 1965-6-23 34932 Los Angeles w. side Santa Catalina Isl. (Ben Weston Beach, flat behind dunes); , Ben Weston Beach 3 Comment
  RSA0040132  Orobanche valida subsp. valida Orlando Mistretta 1995-1-10 1956 Los Angeles near Glendora Mountain Road, about 4 miles W of jct. with Mt. Baldy Road 1418 Comment
  SBBG98302  Osmadenia tenella L. C. Wheeler 1932-6-4 799 Los Angeles Liveoak Cyn 518 Comment
  UC894272  Osmadenia tenella I. W. Clokey, B. C. Templeton 1936-5-18 5662 Los Angeles Puddingstone Reservoir Comment
  UC1348978  Osmorhiza berteroi Robert F. Thorne and M. Z. Thorne 1967-7-19 37190 Los Angeles above Crystal Lake Recreation Area; San Gabriel Mts., Angeles National Forest, Big Cienega Sprin 1981 Comment
  UC56284  Oxalis albicans subsp. californica H. M. Hall May 1902 3286 Los Angeles Santa Ana River Canyon 243 Comment
  POM353430  Oxalis albicans subsp. pilosa Louis C. Wheeler 1931-1-5 s.n. Los Angeles Along Liveoak Wash 381 Comment
  RSA250515  Oxytheca parishii var. parishii Robert F. Thorne, John Dourley 1967-10-10 37373 Los Angeles San Gabriel Mts., Angeles National Forest: 1.5 mi. SW of Dawson Saddle. 2302 Comment
  RSA0098825  Oxytheca trilobata R. G. Swinney 2011-6-14 15141 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  CAS-BOT-BC316960  Packera ionophylla Timothy S. Ross; S. Boyd; Peter Warren Fritsch 1990-6-11 3362 Los Angeles San Gabriel Mountains. Big Rock Creek Canyon, ca. 120 m NNW of Icy Springs, around a stong building that has been 1731 Comment
  CHSC95431  Paeonia californica LeRoy Gross 2002-2-24 487 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Northwest side; Entered at the corners of Ledge Ave. and Tuxford St. off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Low +- rounded foothills of Coastal sage scrub, horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow hills, where Sunland Blvd. runs through. 351 Comment
  CAS-BOT-BC121179  Paeonia californica Mary H. Ward 1971-4-16 133 Los Angeles San Rafael Hills behind Linda Vista, southwestern Pasadena 304 Comment
  RSA286654  Panicum acuminatum var. acuminatum R. F. Thorne 1974-6-28 44776 Los Angeles San Gabriel Mountains, Angeles National Forest: Lime Spring, tributary to Coldbrook Creek. 1250 Comment
  LA51802  Parietaria hespera var. hespera Carl Epling; March 1925 6449 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA235295  Parietaria hespera var. hespera E. R. Blakley 1963-12-7 6337 Los Angeles San Clemente Island, [near] Lighthouse, N. of Pyramid Head. 53 Comment
  RSA683141  Parietaria hespera var. hespera LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 956 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  UCR179768  Parietaria judaica R. E. Riefner Jr. 2006-7-29 06- 332 Los Angeles South Coast, San Pedro, San Pedro Bay, Adams Drive at Miner St. 9 Comment
  IRVC28617  Parthenocissus vitacea A. C. Sanders, Mark Elvin 2002-6-20 25245 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
  IRVC28724  Parthenocissus vitacea A. C. Sanders, Mark A. Elvin 2002-8-26 25588 Los Angeles 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" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  UCR205954  Paspalum distichum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37075 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  SDSU21498  Passiflora caerulea Ian Cain 2010-4-29 1393 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 500 meters east of intersection of Durfee Avenue and Rosemead Blvd 66 Comment
  POM368746  Pectocarya linearis subsp. ferocula M. B. Dunkle 1929-4-7 2096 Los Angeles White s Landing, Santa Catalina Island. Comment
  JEPS76499  Pectocarya linearis subsp. ferocula L. R. Heckard with Maynard Moe 1977-4-2 4555 Los Angeles 1 mi n south entrance to Edwards Air Force Base (along Edwards Boulevard); Edwards Air Force Base 701 Comment
  SBBG108986  Pectocarya linearis subsp. ferocula S. A. Junak 1997-3-7 SCl 732 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  UCR59228  Pelargonium A. C. Sanders 1988-2-18 7682 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  CATA2231  Pelargonium peltatum Sara L. Crockett 1996-10-28 16 Los Angeles Santa Catalina Island: Casino, along walkway 9 Comment
  SEINET6195227 Image available Pellaea andromedifolia A. Boynton 1966-1 18 Los Angeles Altadena, Millard Canyon, 15 mi. NW of Altadena on Chaney Trail 610 Comment
  SFV21847  Pellaea andromedifolia G. Beall, J. D. Dilley 1997-2-1 3 Los Angeles San Gabriel Mountains Colby Creek Canyon, along trail 110 yards from road and 20 feet from creek bed. 1065 Comment
  UC812332  Pellaea andromedifolia Geo. L. Fisher 1920-7-9 Los Angeles Mt Wilson; Los Angeles 548 Comment
  SD81405  Pellaea mucronata Louis C. Wheeler 1931-8-4 Los Angeles Foothills of San Antonio Mountains, I(c) mile east of Palmer Canyon 550 Comment
  LA94133  Pellaea mucronata var. mucronata Peter H. Raven; Henry J. Thompson 1959-4-3 13912 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, 3.8 mi N of Pacific Coast Hwy. 548 Comment
  SFV65  Pellaea mucronata var. mucronata K. A. Wilson 1961-3-11 987 Los Angeles San Gabriel Mountains San Francisquito Canyon. 1.5 miles south of Green Valley (Spunky Canyon Road). 825 Comment
  UC42624  Pellaea mucronata var. mucronata R. S. Norris April, 1893 Los Angeles Catalina Isl. Comment
  IRVC26646  Pennisetum clandestinum L. C. Wheeler 1966-10-25 9086 Los Angeles El Encanto, San Gabriel Canyon San Gabriel Mtns. Comment
  POM364499  Pennisetum setaceum H. L. Bauer 1932-10-1 16814 Los Angeles Along road to Saddle Peak Comment
  SFV20799  Pennisetum setaceum L. Gross, V. Soza, N. Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains Chandler Fire Road above locked gat at corners of Olivia Terrace and Edmore Street in Sun Valley. 366 Comment
  UCR117574  Pennisetum setaceum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23280 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 686 Comment
  LA35173  Penstemon X parishii Mary V. Hood; 1944-5-21 44 49 k Los Angeles Santa Monica Mountains, between Calabasas and Monte Nido on Cold Canyon Rd, 274 Comment
  PASA858  Penstemon centranthifolius Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  SFV3429  Penstemon centranthifolius K. A. Wilson 1961-3-11 991 Los Angeles San Gabriel Mountains San Francisquito Canyon. 3 miles south of Green Valley. 790 Comment
  RSA649973  Penstemon centranthifolius A. Major, N. Daly 1973-5-5 s.n. Los Angeles Malibu Cyn. Comment
  UCR141030  Penstemon grinnellii June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  POM4205  Penstemon grinnellii subsp. grinnellii C. F. Baker 1909-2-15 5244 Los Angeles Mountains near Claremont Comment
  NY601209  Penstemon grinnellii var. grinnellii A. D. E. Elmer 06 1902 3615 Los Angeles Acton Comment
  RSA407911  Penstemon heterophyllus subsp. australis Geo. L. Moxley 1913-6-15 s.n. Los Angeles Eagle Rock Park Comment
  UC61539  Penstemon heterophyllus var. australis Ernest Braunton June 1903 893 Los Angeles Glendale to Burbank; Glendale to Burbank Comment
  NY601692  Penstemon heterophyllus var. heterophyllus T. S. Ross 1994-5-25 7935 Los Angeles Necktie Basin: Hanging basin ca. 470-830 m west of Warm Springs Mountain summit. These collections from ca. 600-800 m west-southwest of summit. Liebre Mountains. 1060.7 Comment
  CAS-BOT-BC174668  Penstemon labrosus Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA0021479  Penstemon rostriflorus Duncan S. Bell, Caitlin Elam 2013-7-11 5351 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  UCR276721  Penstemon rostriflorus R. G. Swinney 2010-9-21 13861 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UCR270965  Penstemon spectabilis var. subviscosus R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14320 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA0060328  Pentagramma triangularis Anonymous 2 Los Angeles San Antonio Canyon. Comment
  RSA0060349  Pentagramma triangularis R. F. Thorne 1966-6-2 36530 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  RSA0070783  Pentagramma triangularis P. H. Raven 1962-4-10 17221 Los Angeles San Clemente Island: Summit ridge about 2 miles north of Thirst. 487 Comment
  LA3424  Pentagramma triangularis subsp. triangularis Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  LA94183  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1673 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 1.5 mi E of junction with Hwy 23 on Encinal Canyon Rd. 365 Comment
  LA94193  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-6 1648 Los Angeles SANTA MONICA MOUNTAINS, [San] Nicholas Canyon, ca 1 mi. from canyon mouth. 182 Comment
  UCR200126  Pentagramma triangularis subsp. triangularis Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 766 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  UC42785  Pentagramma triangularis subsp. triangularis W. H. Brewer 1861-12-2 48 Los Angeles San Gabriel Comment
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Sep 7 2009
  UC223680  Pentagramma viscosa C. F. Millspaugh 1919-12-4 4464 Los Angeles Hamilton Beach Canyon; Santa Catalina Isl. Comment
  RSA0063340  Pentagramma viscosa P. H. Raven 1962-4-12 17344 Los Angeles San Clemente Island: Wilson Cove. 91 Comment
  RSA0076298  Pentagramma viscosa M. B. Dunkle 1928-4-21 1884 Los Angeles Santa Catalina Island: Renton Mine. 335 Comment
  RSA600194  Perideridia pringlei Steve Boyd, Lauren Raz 1997-5-29 9908 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  SBBG70204  Peritoma arborea E. Rockwell -May-1929 Los Angeles Arcadia, Ridge St Hwy Comment
  CAS-BOT-BC355973  Perityle emoryi Carl Epling 1931-5-12 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  SFV2975  Phacelia M. L. Vincent 1962-5-19 245 Los Angeles Mojave Desert One mile from the Pearblossom turnoff to Valyermo. 975 Comment
  UC511785  Phacelia bicolor var. bicolor Frank W. Peirson 1933-5-13 10664 Los Angeles 10 mi s Muroc Comment
  RSA210958  Phacelia brachyloba James Henrickson 1963-5-5 32326 Los Angeles About 4 miles N of Claremont. Burned-over, rocky, open slopes of Cobal Canyon, Foothills of San Gabriel Mts. 518 Comment
  RSA228846  Phacelia brachyloba Robert F. Thorne 1971-6-26 40613 Los Angeles San Gabriel Mts., Angeles National Forest: Clear Creek branch of Big Tujunga Canyon along Angeles Forest Road near Clear Creek School Camp. 1037 Comment
  UC107602  Phacelia brachyloba Rev. J. C. Nevin Los Angeles near Los Angeles Comment
  LA38556  Phacelia cicutaria var. hispida Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA628031  Phacelia cicutaria var. hispida Louis C. Wheeler 1931-3-13 s.n. Los Angeles San Dimas: Puddingstone. Comment
  UCR197207  Phacelia cicutaria var. hispida Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 755 Los Angeles Transverse Ranges; Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 488 Comment
  UCR219912  Phacelia cicutaria var. hispida R. G. Swinney, Jane Strong 2009-4-21 10419 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  RSA427351A  Phacelia cicutaria var. hispida Unspecified 1897-06 s.n. Los Angeles San Antonio Canyon. 457 Comment
  UC57027  Phacelia cicutaria var. hispida H. M. Hall 1902-5-2 3097 Los Angeles San Francisquito Pass 457 Comment
  UCR189738  Phacelia curvipes R. G. Swinney 1998-7-10 6387 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
  POM78913  Phacelia davidsonii I. M. Johnston 1925-7-8 s.n. Los Angeles Middle Fork Bear Creek along Lookout Trail. 2012 Comment
  RSA580691  Phacelia davidsonii Tim S. Ross, Steve D. Boyd 1994-5-25 7879 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  SBBG126996  Phacelia davidsonii A. Parikh, N. Gale 2011-6-27 3511 Los Angeles upper Big Tujunga Cyn, 0.1 km W of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1277 Comment
  UC672435  Phacelia davidsonii Herbert L. Mason 1926-4-27 3029 Los Angeles Rock Creek San Gabriel Mountains Comment
  RSA0077089  Phacelia distans R. G. Swinney 2010-4-1 12125 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA225733  Phacelia distans Robert F. Thorne 1971-5-22 39736 b Los Angeles Fish Canyon. 305 Comment
  UCR220251  Phacelia distans R. G. Swinney 2009-4-28 10513 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA608373  Phacelia distans Unspecified 1930-5-25 s.n. Los Angeles San Fernando Valley. Comment
  SBBG37809  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles SE point of San Clemente Island Comment
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Jul 26 2016
  RSA586447  Phacelia fremontii Orlando Mistretta 1995-2-28 1518 Los Angeles Carr Canyon 1012 Comment
  RSA747414  Phacelia fremontii R. G. Swinney 2008-5-12 8844 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  SD45362  Phacelia fremontii Lincoln Constance 1941-4-10 2801 Los Angeles Antelope Valley, 1.5 miles west of Lancaster. 715 Comment
  UCR270163  Phacelia fremontii R. G. Swinney 2011-4-20 14424 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  LA200567  Phacelia grandiflora John O'Leary; 1974-4-29 277 Los Angeles Santa Monica Mountains, Stone Canyon, S-facing slope above Stone Canyon Reservoir 274 Comment
  RSA428127  Phacelia hastata var. hastata I. M. Johnston 1918-7-6 2092 Los Angeles Prairie Fork of San Gabriel River. 2058 Comment
  RSA783490  Phacelia imbricata J. D. Olmsted 1959-3-30 325 Los Angeles 0.25 mi SE of junction between Palmer and Cobal Canyons and eastern county line. San Antonio Wash drainage area 427 Comment
  SFV6285  Phacelia imbricata M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain. Along main ridge road. 1029 Comment
  RSA0097182  Phacelia imbricata subsp. imbricata R. G. Swinney 2011-6-1 14964 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  RSA732810  Phacelia imbricata subsp. imbricata R. G. Swinney 2000-5-19 7682 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
  UCR192951  Phacelia longipes Dan S. Cooper 2008-1 s.n. Los Angeles Los Angeles Basin, just east of Illinois Dr, southwestern South Pasadena 233 Comment
  RSA198818  Phacelia lyonii Robert F. Thorne, D. Propst 1968-5-27 37638 Los Angeles Santa Catalina Island, lower end of Middle Ranch Canyon Comment
  RSA612173  Phacelia minor Anna Christensen 1997-3-11 2 Los Angeles E Los Angeles County, Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave and Foothill blvd, 35 yards from E fence in N panhandle region. 412 Comment
  SFV3023  Phacelia minor P. M. Kennamer 1958-4-13 98 Los Angeles Santa Monica Mountains Griffith Park, across from Travel Town. 185 Comment
  RSA10501  Phacelia minor P. A. Munz 1920-4-2 3700 Los Angeles San Dimas Canyon. 457 Comment
  CAS-BOT-BC145075  Phacelia mohavensis Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10054 Los Angeles Lilly Springs, n. slope of Mt. Hawkins, San Gabriel Mts. 2438 Comment
  CAS-BOT-BC145076  Phacelia mohavensis F. W. Peirson 1921-6-15 962 Los Angeles trail from Pine Flats to Chilao, San Gabriel Mts. 1676 Comment
  UCSB42016  Phacelia parryi Purviance, Susan 1979-3-19 Los Angeles 1/4 mi. east of Pacific Coast Highway on Encinal Canyon Road Comment
  CAS-BOT-BC159107  Phacelia ramosissima var. latifolia Timothy S. Ross 1992-5-24 6426 Los Angeles Lower Brown's Gulch: W of San Gabriel Dam, on W side of Hwy 39: disturbed chaparral-clad slope 487 Comment
  SEINET3158327  Phacelia suffrutescens L. Abrams 1902-6-9 2497 Los Angeles Playa del Rey Comment
  UC1563061  Phacelia tanacetifolia Steve Boyd 1986-3-31 1579 Los Angeles Hwy 18 about 1 mi e juct with Hwy 138 (ne of Pinyon Hills); Mojave Desert Comment
  CATA818  Phalaris aquatica Mark L. Hoefs 1991-6-17 1395 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  RSA640649  Phalaris lemmonii Steven A. Junak 1997-5-20 SCI- 880 Los Angeles San Clemente Island. SW side of San Clemente Island Ridge Road, 0.73 mile SSE of Thirst Peak, in extreme upper reaches of Cave Canyon 540 Comment
  SBBG106891  Pholistoma auritum M. L. Hoefs, R. F. Thorne 1996-4-6 2645 Los Angeles Renton Mine Rd 243 Comment
  UCR222767  Pholistoma auritum R. G. Swinney 2009-5-8 10695 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA570183  Pholistoma membranaceum Tim S. Ross 1991-4-30 5020 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA0056542  Pholistoma racemosum Orlando Mistretta 1989-5-15 s.n. Los Angeles Channel Islands; San Clemente Island: Bryce Canyon. Comment
  UCR125251  Phoradendron macrophyllum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25545 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon on south side of central Potrero Canyon, SSW of old ranch headquarters 396 Comment
  RSA0084779  Phoradendron tomentosum R. G. Swinney 2010-9-13 13808 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  RSA132742  Phoradendron villosum Del Wiens 1953-10-1 838 Los Angeles Oak Flat, on the ridge route (HWY 99) near Frazier Park Turn-off. [Label says Kern Co. but Oak Flat is in Los Angeles Co.] Comment
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Oct 8 2013
  UCR129665  Phoradendron villosum Del Wiens 1953-1 847 Los Angeles San Gabriel Mtns., On US Hwy 99, on the Ridge Route, near El Rancho 76 1067 Comment
  CATA564  Phyllospadix torreyi Mark L. Hoefs, Robert F. Thorne 1975-8-7 828 Los Angeles Santa Catalina Island: Little Harbor -3 Comment
  LA200484  Pickeringia montana subsp. montana Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA579229  Picris echioides Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7421 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA596263  Picris echioides R. G. Swinney 1989-6-10 s.n. Los Angeles Big Dalton Canyon, in and near Glendora Wilderness Park, Big Dalton Debris Basin 366 Comment
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Apr 2 2010
  UCR172739  Pinus halepensis Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles South Coast, Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 366 Comment
  RSA0038706  Pinus jeffreyi R. G. Swinney 2010-9-7 13717 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR130141  Piperia cooperi F. R. Fosberg 1931-5-14 S- 04867 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Canyon near mouth of Cape Canyon 200 Comment
  SBBG36984  Piperia cooperi unknown -Apr-1893 Los Angeles Los Angeles Comment
  RSA728329  Piptatherum miliaceum Gary D. Wallace 1979-8-17 1877 Los Angeles Hollywood. Sidewalk parking strip. Comment
  UCR208987  Pityrogramma triangularis var. viscosa F. R. Fosberg 1931-3-20 R- 77 Los Angeles Channel Islands, Hamilton Canyon, Santa Catalina Island 25 Comment
  VVC2149  Plagiobothrys acanthocarpus Tim Thomas 1987-3-18 1041 Los Angeles Transverse Mtns, Southern Simi Hills; entrance to Cheseboro Cyn. at proposed parking lot (now established) 305 Comment
  UCR229147  Plagiobothrys arizonicus Dan S. Cooper 2011-5-5 511- 59 A Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  SBBG53193  Plagiobothrys canescens R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -189 Los Angeles upper Bullrush Cyn, Salta Verde 292 Comment
  UCR259242  Plagiobothrys canescens R. G. Swinney 2010-3-14 11904 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  RSA3604  Plagiobothrys canescens var. catalinensis C. B. Wolf 1932-5-13 3621 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 Comment
  RSA250634  Plagiobothrys collinus var. fulvescens R. F. Thorne 1971-4-2 41412 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  RSA80195  Plagiobothrys collinus var. fulvescens F. W. Peirson 1921-6-15 997 Los Angeles Trail from Pine Flats to Chilao 1677 Comment
  RSA545181  Plagiobothrys collinus var. gracilis Tim Ross 1992-4-16 6204 Los Angeles San Clemente Island: Central part of island on upland on upland Stipa pulchra grassland, 289 degrees WNW, 680m distant from 1603 peak above stone station 416 Comment
  RSA645577  Plagiobothrys leptocladus A. C. Sanders, E. J. Lott 1993-5-6 13965 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F. 701 Comment
  SD252363  Plantago erecta Steven A. Junak 1999-5-20 Sca 935 Los Angeles Santa Catalina Island: On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mile up from reservoir. 256 Comment
  UC138877  Plantago erecta C. F. Baker 1903-5-5 4736 Los Angeles Claremont Comment
  RSA786136  Plantago erecta P. Reisentz 1977-4-24 s.n. Los Angeles Twin Falls reserve, 2 miles east on Stuat Road from Mulholland Highway Comment
  UCSB40615  Plantago erecta Reisentz, Paul 1977-4-24 Los Angeles Twin Falls Reserve; 2 miles east on Stuart Road from Mulholland Highway Comment
  RSA412574  Plantago major Anstruther Davidson 1891-1 s.n. Los Angeles Los Angeles. Comment
  RSA599729  Plantago major Louis C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  SEINET12036346  Platanus racemosa Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC91678  Platystemon californicus W. R. Dudley; F. H. Lamb 1896-6-8 4382 Los Angeles Liebre Mountains. Kings Canyon. Comment
  RSA249790  Platystemon californicus Robert F. Thorne 1973-5-11 43480 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
  POM264746  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1933-4-15 1633 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  RSA356048  Poa annua R. F. Thorne 1973-3-14 42653 Los Angeles San Dimas Canyon near its mouth. Comment
  RSA748904  Poa annua R. G. Swinney 2008-5-30 8870 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA258397  Poa pratensis C. W. Tilforth 1974-6-15 973 Los Angeles Found only at Home Demonstration Garden, probably brought in with purchased soil Comment
  UCR113665  Poa pratensis subsp. pratensis L. C. Wheeler 1968-6-14 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Spring on north side of Blue Ridge by Guffy Camp Comment
  RSA599281  Poa secunda Steve Boyd, Lauren Raz 1997-3-31 9417 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  UCR126656  Poa secunda A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26113 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA0116198  Poa secunda Steven A. Junak 2000-4-15 SCa- 1205 Los Angeles Santa Catalina Island. On W side of road to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  CHSC100177  Poa secunda subsp. secunda John Dittes 2006-5-30 1381 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  RSA639183  Poa secunda subsp. secunda L. C. Wheeler 1967-5-15 9554 Los Angeles San Gabriel Mountains: Fremont Pass, north side. 541 Comment
  RSA0082767  Poa secunda subsp. secunda Ernest C. Twisselmann 1962-4-18 6954 Los Angeles Oso Canyon, 0.5 mile west of Coe Field fence. 1036 Comment
  SD125916  Polycarpon tetraphyllum A. C. Sanders 1988-5-18 7828 Los Angeles El Segundo Dunes, west of Los Angeles International Airport and east of Vista Del Mar Blvd. Comment
  CAS-BOT-BC110517  Polygonum Joseph Andorfer Ewan 1931-2-2 4008 Los Angeles Rio Hondo River at Montebello. Comment
  RSA381427  Polygonum coccineum Robert F. Thorne, D. Propst 1966-1 41572 Los Angeles Santa Catalina Island, Reservoir behind dam in Middle Ranch Canyon. Comment
  SFV20877  Polygonum lapathifolium L. Gross 2000-8-25 261 Los Angeles San Fernando Valley Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park heading toward Hansen Dam. East side of Hansen Dam. 325 Comment
  POM12376  Polypodium californicum M. L. Kendall 1921-3-23 93 Los Angeles Lone Hill, San Dimas Comment
  RSA689886  Polypodium californicum G. R. Proctor 1944-02 780 Los Angeles Sepulveda Canyon Comment
  UC440153  Polypodium californicum C. F. Baker 1904-5-22 4167 Los Angeles Monrovia Comment
  CAS-BOT-BC71888  Polypodium californicum Henry J. Thompson 1959-2-20 1834 Los Angeles 0.5 mile above ocean, La Tuna Canyon 76 Comment
  RSA689899  Polypodium californicum I. M. Johnston, Clare De Forest 1925-5-16 s.n. Los Angeles Hollywood Mountain Comment
  UCSB62405  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's canyon Comment
  UCSB62499  Polypodium californicum Kiefer, Lawrence 1966-6-11 Los Angeles San Gabriel Mtns., Bichota Canyon, ca. 1.5mi from confluence with San Gabriel River 853 Comment
  SBBG128026  Polypogon monspeliensis M. L. Hoefs, S. A. Junak, K. Kirkland 1998-7-18 2985 Los Angeles Middle Ranch Reservoir 188 Comment
  SEINET11681494  Polypogon monspeliensis Unknown 1933-1 8492 Los Angeles near Los Angeles Comment
  POM1139  Polypogon viridis D. L. Crawford, E. K. Balls 1916-5-20 715 Los Angeles Mountains above Claremont. Comment
  UCR193940  Populus nigra A. C. Sanders 2008-7-10 35719 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  LA7144  Potamogeton pectinatus J. A. Ewan; 1931-10-24 5376 Los Angeles 219 Comment
  UCR271474  Potentilla glandulosa R. G. Swinney 2011-5-3 14569 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  LA82104  Potentilla lindleyi O. H. Kappler; 1941-3-20 140 Los Angeles 152 Comment
  UC1595408  Prunus Tim Ross, Annette H. Ross 1991-7-29 5703 Los Angeles n-most point of Puente Hills, Elephant Hill, W Pomona Elephant Hill; Puente Hills, , W Pomona 228 Comment
  CAS-BOT-BC154940  Prunus ilicifolia C. B. Wolf; P. C. Everett 1937-10-19 9376 Los Angeles Placerita Canyon, along Placerita Creek, 1 mi. E. of Newhall 396 Comment
  RSA657203  Prunus ilicifolia Joseph M. Keefe 2001-1-19 30984 Los Angeles Verdugo Mountains: Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles. 385 Comment
  UC75404  Prunus ilicifolia C. F. Baker 1903-8-2 3670 Los Angeles San Antonia Canyon near Claremont; San Antonia Canyon Comment
  RSA675868  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-7 780 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. A short distance east [from given coordinates]. 518 Comment
  UCSB8567  Prunus ilicifolia subsp. ilicifolia Kraebel, C. 1932-6-4 Los Angeles San Dimas Canyon, SRE plots Comment
  UC1211136  Prunus ilicifolia subsp. lyonii Huron H. Smith 1912-5-29 5017 Los Angeles Santa Catalina Island, Summit Road Santa Catalina Island; , Summit Road 335 Comment
  RSA702831  Prunus lyonii Scott D. White 2004-4-23 10234 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  UCR98738  Prunus virginiana var. demissa T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3368 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 120 m NW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1732 Comment
  UCR126230  Pseudognaphalium biolettii A. C. Sanders 2003-3-14 25759 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-BC356570  Pseudognaphalium biolettii Huron H. Smith 1912-6-1 5073 Los Angeles Avalon Canyon, Santa Catalina Isl. 38 Comment
  SBBG32043  Pseudognaphalium californicum R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -300 Los Angeles E of saddle between Descanso and Hamilton cyns, upper Descanso Cyn 243 Comment
  SBBG31307  Pseudognaphalium luteoalbum R. F. Thorne 1966-9-14 36648 Los Angeles behind Ben Weston Beach 3 Comment
  CAS-BOT-BC357039  Pseudognaphalium luteoalbum David B. Weissman 1971-6-24 169 Los Angeles Santa Monica Mts., corner of Mulholland and Decker roads 518 Comment
  SFV11240  Pseudognaphalium luteoalbum D. K. Shayne 1966-3-9 109 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  CAS-BOT-BC357303  Pseudognaphalium microcephalum Le Roy Abrams 1901-4-7 1424 Los Angeles Arroyo Seco above Devils Gate Comment
  SFV15554  Pseudognaphalium microcephalum R. K. Stachelek 1992-4-14 25 Los Angeles Santa Susana Mountains Los Angeles, Northridge. Along fence at entrance to Eddleston Park on Reseda Blvd. 400 Comment
  UC896904  Pseudognaphalium microcephalum Geo. B. Grant 1901-1-1 516 Los Angeles Pasadena Comment
  RSA279118  Pseudognaphalium stramineum R. F. Thorne 1971-3-18 41493 Los Angeles Cobal Canyon, 3 miles N of Claremont. 502 Comment
  RSA591995  Pseudognaphalium stramineum Mark Hoefs 1974-4-30 430 Los Angeles Santa Catalina Island: by trail in Hermit's Gulch. 91 Comment
  SBBG79665  Pseudognaphalium stramineum F. R. Fosberg 1931-3-23 4338 Los Angeles Hamilton Cyn 15 Comment
  CAS-BOT-BC80069  Pseudotsuga macrocarpa G. B. Grant 1900-4-11 s.n. Los Angeles Mt. Lowe 1524 Comment
  RSA656851  Pseudotsuga macrocarpa Valerie L. Soza, Laura Moore 2000-6-14 1014 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  POM985  Pseudotsuga macrocarpa D. L. Crawford 1916-3-1 s.n. Los Angeles Mts. above Claremont. 1524 Comment
  RSA0035060  Pseudotsuga macrocarpa Robin J. Tausch 1963-3-1 s.n. Los Angeles Sand Canyon, Angeles Nat. Forest, Newhall. 701 Comment
  SEINET1125374 Image available Psidium montanum L. R. Landrum 1987-5-24 5478 Los Angeles Los Angeles, Huntington Botanical Garden, subtropical section. Comment
  CATA395  Pteridium aquilinum var. pubescens Mark L. Hoefs, A. Douglas Propst 1974-5-10 464 Los Angeles Santa Catalina Island: Lower Fern Canyon 213 Comment
  LA94233  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-4-9 1820 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1 mi above Sunset Blvd. 182 Comment
  SBBG31119  Pteridium aquilinum var. pubescens R. F. Thorne with M. Z. Thorne 1966-5-31 36429 Los Angeles Fern Cyn 228 Comment
  UCR280677  Pterostegia drymarioides R. G. Swinney 2014-5-21 16637 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  UCR281289  Pterostegia drymarioides R. G. Swinney 2014-5-8 16469 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
  RSA601427  Pterostegia drymarioides Louis C. Wheeler 1933-8-27 1662 Los Angeles San Pedro Hills. 305 Comment
  RSA650113  Purshia glandulosa Marion P. Harthill 1974-4-22 1667 Los Angeles Mojave Hwy. and N4. Comment
Read comments
Jan 4 2012
  RSA401596  Pycnanthemum californicum Thekla Mohr 1915-1 3263 Los Angeles North Fork, San Gabriel River. Comment
  UC25277  Pycnanthemum californicum Dr. Voght 1896-1 Los Angeles Antelope Valley Comment
  JEPS38026  Quercus Frank W. Peirson 1919-5-11 404 Los Angeles Arraster Creek San Gabriel Mountains Comment
  UCR270082  Quercus agrifolia var. agrifolia R. G. Swinney 2011-3-17 14111 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  LA32178  Quercus berberidifolia Peter H. Raven; Henry J. Thompson 1959-10-18 14678 Los Angeles 640 Comment
  SFV6295  Quercus berberidifolia M. H. Grayum, D. Gillen 1974-5-31 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain, along main ridge road. 1029 Comment
  UCD56584  Quercus berberidifolia J. W. Toumey 1894-9-14 s.n. Los Angeles Catalina Island. Comment
  CAS-BOT-BC62366  Quercus chrysolepis Marcus E. Jones 1882-2-27 3035 Los Angeles Pasadena Comment
  JEPS97690  Quercus chrysolepis Annetta M. Carter, Arthur Carter 1935-9-12 976 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  LA46917  Quercus chrysolepis W. B. Welch; 1931-8-31 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  UCR223486  Quercus chrysolepis R. G. Swinney 2009-6-8 11064 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  UCSB33683  Quercus chrysolepis Miller, Brian 1960-7-13 Los Angeles Switzer's Inslet, San Gabriel Mountains 914 Comment
  CAS-BOT-BC86226  Quercus dumosa Reid Moran 1941-3-14 707 Los Angeles By creek, Middle Ranch, Santa Catalina Island Comment
  POM271868  Quercus durata var. gabrielensis Lyman Benson 1947-1-16 12280 Los Angeles Lightpost 51, El Pariso Dr. Ganesha Hills, Pomona 305 Comment
  RSA584052  Quercus durata var. gabrielensis Tim S. Ross 1991-4-25 4571 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 841 Comment
  RSA611101  Quercus durata var. gabrielensis Louis C. Wheeler 1936-1-19 4076 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  RSA652363  Quercus durata var. gabrielensis O. Aragon, R. J. Meyer 1950-2-14 s.n. Los Angeles [County L.A. or San Bernardino] Mt. Baldy region. 1829 Comment
  RSA655468  Quercus durata var. gabrielensis LeRoy Gross 2000-11-12 327 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
  UCR105731  Quercus durata var. gabrielensis L. C. Wheeler 1936-1-19 4075 Los Angeles San Gabriel Mtns., Monrovia: edge of mountains, just above Pottinger Sanitarium. 290 Comment
  RSA19029  Quercus durata var. gabrielensis E. S. Spalding 1921-3-28 s.n. Los Angeles San Dimas Canyon. 366 Comment
  RSA758706  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-4-19 2506 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
  CATA1956  Quercus engelmannii Ralph N. Philbrick, Robert F. Thorne 1967-5-18 208 Los Angeles Santa Catalina Island: South of road, upper middle Bulrush Canyon, Salta Verde 0 Comment
  RSA608257  Quercus john-tuckeri Louis C. Wheeler 1966-10-23 9057 Los Angeles Liebre Mountain: North edge of top of ridge between Bouquet Canyon and Martindale Canyon at crossing of Big Oak Trail, north side Sierra Pelona. Comment
  RSA756874  Quercus john-tuckeri Orlando Mistretta, Christine Mistretta 2008-4-4 2326 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
  CAS-BOT-BC354348  Quercus lobata R. E. Riefner, Jr. 2012-12-11 12 -595 Los Angeles Sun Valley, La Tuna Canyon, La Tuna Canyon Rd. at Wildwood Ave. 281 Comment
  RSA592269  Quercus lobata Louis C. Wheeler 1967-5-8 9356 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  SEINET10432088  Quercus macdonaldii G. B. Grant 1904-6-14 1091 Los Angeles Monrovia. Comment
  SD75583  Quercus pacifica Reid Moran 1941-3-14 707 Los Angeles Santa Catalina Island, Middle Ranch, by creek 199 Comment
  SBBG17810  Quercus tomentella P. H. Raven 1962-7-10 17981 Los Angeles below Lemon Tank 243 Comment
  UCD47348  Quercus tomentella James Bartolome 1990-3-14 s.n. Los Angeles San Clemente Island; in steep canyon on eastern coast of island. 365 Comment
  CAS-BOT-BC104871  Quercus wislizeni Ernest C. Twisselmann 1956-9-14 3167 Los Angeles San Emigdio Range. Upper end of Castaic Valley 1188 Comment
  OBI36780  Quercus wislizeni David J. Keil 1980-3-27 13734 Los Angeles 1 mi E of Ridge rte on Pine Canyon rd (L.A. county rd N-2) 1189 Comment
  RSA773788  Quercus wislizeni R. G. Swinney 2009-7-22 11300 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UC1135905  Quercus wislizeni var. frutescens R. St. John 1930-2-6 87 Los Angeles Oat Mountain Santa Susana Quad. 1066 Comment
  RSA0001998  Radicula sinuata var. truncata F. W. Peirson 1921-6-19 2450 Los Angeles Crystal Lake, San Gabriel Mts. 1677 Comment
  CAS-BOT-BC362465  Rafinesquia californica Tim Ross; Steve Boyd 1993-5-23 7270 Los Angeles Liebre Mountains, NW Los Angeles Co. Steep, northerly draw draining from saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring 896 Comment
  CAS-BOT-BC362466  Rafinesquia californica Le Roy Abrams 1901-4-8 1432 Los Angeles Devil's Gate Comment
  CAS-BOT-BC362472  Rafinesquia californica Alice Eastwood 1906-5-27 279 Los Angeles Country adjacent to Los Angeles. Roscoe Comment
  SBBG71858  Ranunculus aquatilis var. diffusus R. Hoffmann 1929-5-21 Los Angeles Hughes Lake Comment
  RSA162761  Ranunculus californicus J. D. Olmsted 1959-4-22 450 Los Angeles Sycamore Canyon along road leading up to reservoir on top of hill west of mouth of canyon, San Gabriel Mountains, Drainage Area to San Dimas Creek. Alt. 1500 ft. 457 Comment
  UCR204553  Ranunculus cymbalaria R. G. Swinney 2005-8-5 8368 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 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
  UCR95282  Ranunculus hebecarpus T. S. Ross, V. W. Steinmann 1995-5-8 8539 Los Angeles Liebre Mtns., Bouquet Canyon, along Bouquet Canyon Road near Bouquet Campground No. 3. 744 Comment
  RSA628692  Ranunculus hebecarpus Louis C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 549 Comment
  SD252301  Raphanus sativus Steven A. Junak 1999-5-21 Sca 1000 Los Angeles Santa Catalina Island: Goat Harbor, above E end of beach. 6 Comment
  SEINET3163323  Rhamnus californica L. Abrams 1902-6-15 2541 Los Angeles Sepulveda canyon, Santa Monica mountians Comment
  UC1121733  Rhamnus californica A. D. Gifford 1935-3-17 495 Los Angeles Elizabeth Lake Canyon, at e end of quad. Angeles National Forest, Tejon Quad. 792 Comment
  UCR99977  Rhamnus californica Dan S. Cooper 1997-10-12 s.n. Los Angeles Extreme SE South Pasadena, border of El Sereno, east of Collis Ave. Comment
  RSA14668  Rhamnus crocea Fay A. MacFadden 1930-04 1202 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  PASA425  Rhamnus crocea var. ilicifolia Annetta Carter 1929-1-9 Los Angeles Base of Sierra Madre Mts. Comment
  LA200808  Rhamnus ilicifolia Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  RSA134731  Rhamnus ilicifolia Percy C. Everett, E. K. Balls 1959-6-29 1 Los Angeles 2 mi from Seminole Hot Springs. 488 Comment
  RSA39861  Rhamnus ilicifolia W. R. Dudley, F. H. Lamb 1896-6-7 4355 Los Angeles Kings Ca - on, Antelope Valley. Comment
  RSA702249  Rhamnus ilicifolia Gary D. Wallace 1985-2-24 2165 Los Angeles Gold Hill. Comment
  HSC35979  Rhamnus ilicifolia Thomas W. Nelson, Jane Nelson 1975-8-19 2177 Los Angeles Beside Hwy. 5, just west of junction with Hwy. 138 Comment
  RSA0079923  Rhamnus ilicifolia Bonnie C. Templeton 1930-4-2 1434 Los Angeles Mulholland Dr. NW of Hollywood. 600 Comment
  UC1215183  Rhamnus pirifolia Peter H. Raven 1962-5-9 17683 Los Angeles near head of canyon above Mosquito Cove (San Clemente Island); , near head of canyon above Mosquito Cove 274 Comment
  SFV2139  Rhus aromatica O. Doubleday 1959-5-2 Los Angeles Santa Monica Mountains On east side of slope along Topanga Canyon Blvd, about 7 miles south of Ventura Blvd. 457 Comment
  CAS-BOT-BC170448  Rhus integrifolia John Thomas Howell 1928-3-2 3367 Los Angeles Griffith Park Comment
  LA200136  Rhus integrifolia James Lauter; 1953-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, 1 mi and a block W of Beverly Glen X Mulholland Dr. Comment
  SBBG13610  Rhus integrifolia E. R. Blakley 1962-10-5 5420 Los Angeles SE side of Black Jack Mtn toward White's Cove Cyn 381 Comment
  UCR68947  Rhus integrifolia Steve Boyd, T. Ross, et al 1990-4-7 4203 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  UCR95481  Rhus integrifolia R. F. Thorne 1967-5-19 36886 Los Angeles Santa Catalina Island; at head of Sweetwater Cyn. 457 Comment
  SFV16683  Rhus ovata P. Wilson, J. M. Albert 1996-6-12 3424 Los Angeles San Gabriel Mountains Off Highway 2 and mile marker 29.13. 823 Comment
  UC1922313  Rhus ovata Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 807 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 39.4'' N 118deg 17' 34'' W T2N R14W E/4, SE/4 sec. 36. Elev. 1800 Feet. Comment
  UCR219405  Rhus ovata R. G. Swinney 2009-4-1 10235 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  CAS-BOT-BC92292  Ribes amarum Timothy S. Ross 1992-4-21 6234 Los Angeles San Gabriel Mountains. Fallen Leaf Spring. Draining northward to Cow Canyon. 1341 Comment
  UC11474  Ribes amarum A. J. McClatchie 1896-3-7 Los Angeles San Gabriel Mts. Comment
  UCR3493  Ribes amarum Frances Miller 1964-4-11 6417 Los Angeles San Gabriel Mtns, Southern slopes of Mt. Wilson, 1 mi up trail from Winter Creek Trail to Orchard Camp Trail, Winter Creek Canyon 1220 Comment
  CAS-BOT-BC92438  Ribes aureum var. gracillimum Louis C. Wheeler 1973-4-7 s.n. Los Angeles Lopez Canyon. 579 Comment
  RSA476425  Ribes aureum var. gracillimum Fay A. MacFadden 1931-3-17 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA656315  Ribes aureum var. gracillimum Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 654 b Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  RSA748783  Ribes aureum var. gracillimum Justin M. Wood 2009-4-7 466 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA84496  Ribes aureum var. gracillimum F. W. Peirson 1927-3-19 7113 Los Angeles 1 mile or so back on thr range. Seminole Hot Springs, Santa Monica Mts. Comment
  UCR78123  Ribes aureum var. gracillimum Wandalee Thompson 1964-4-11 4 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  POM225101  Ribes californicum var. hesperium C. L. Hitchcock 1932-2-3 s.n. Los Angeles Evey Canyon, San Gabriel Mts., North of Claremont. 518 Comment
  RSA0021481  Ribes cereum var. cereum Duncan S. Bell, Caitlin Elam 2013-7-11 5353 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA641688  Ribes cereum var. cereum Orlando Mistretta 1993-6-2 860 Los Angeles San Gabriel Mountains: Near Vincent Gap, south slope of Vincent Gulch. 2085 Comment
  PASA2254  Ribes indecorum Frank W. Peirson 1920-12-30 Los Angeles San Gabriel Wash at Foothill Boulevard 137 Comment
  UC1211904 Image available Ribes indecorum Henry J. Thompson and Peter H. Raven 1959-2-25 13811 Los Angeles 1.2 mi e of summit Saddle Peak; Santa Monica Mountains, Saddle Peak 670 Comment
  CAS-BOT-BC173415  Ribes malvaceum Louis C. Wheeler 1932-3-19 524 Los Angeles Head of Sepulveda Canyon, Santa Monica Mts. 426 Comment
  CAS-BOT-BC173416  Ribes malvaceum W. R. Dudley 1903-4-3 s.n. Los Angeles Santa Margarita Mts., near R.R. tunnel Comment
  CAS-BOT-BC173433  Ribes malvaceum J. C. Roos 1966-2-11 s.n. Los Angeles Claremont 304 Comment
  UC1871026  Ribes malvaceum T. S. Ross 1993-5-20 7191 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mts.: vicinity of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W, T3N, NE/4 SE/4 Sec. 9; ca 3110 ft. elevation 947 Comment
  RSA802428  Ribes malvaceum var. viridifolium Orlando Mistretta, Cher Batchelor 2011-7-27 5997 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  UC921822  Ribes malvaceum var. viridifolium I. W. Clokey, B. Templeton 1930-4-2 4607 Los Angeles Mulholland Drive Comment
  CAS-BOT-BC219185  Ribes nevadense Robert F. Thorne; J. Dourley 1967-10-10 37365 Los Angeles 1.5 miles E of Dawson Saddle, San Gabriel Mountains, Angeles National Forest 2331 Comment
  CAS-BOT-BC219186  Ribes nevadense Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  RSA441465  Ribes nevadense H. E. Hasse, Anstruther Davidson 1906-6-5 1496 Los Angeles Big Rock Creek. Comment
  RSA702485  Ribes quercetorum Scott D. White 2004-5-5 10300 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
Read comments
Mar 12 2010
  RSA10991  Ribes roezlii Carl B. Wolf 1928-3-29 1579 Los Angeles 2 mi. east of Sandbergs on road to Pine Canyon 1098 Comment
  RSA476236  Ribes roezlii var. roezlii F. R. Fosberg 1971-8-11 S 5455 Los Angeles Islip trail, Islip-Hawkins divide, s slope Mt. Hawkins. 2300 Comment
  UCSB11540  Ribes speciosum Haines, Bruce 1962-3-11 Los Angeles 5 miles north of the Pacific Ocean; on California Highway 27; Topanga 259 Comment
  SD112045  Ribes viburnifolium Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; East slope of Black Jack Mountain at Airport Road; Comment
  SD181487  Ribes viburnifolium Robert F. Thorne 1977-3-22 45760 Los Angeles Santa Catalina Island, east-northeast slope of Blackjack Mine. Gully along airport road, in shade. 456 Comment
  RSA76952  Ricinus communis F. W. Peirson 2047 Los Angeles New York Ave, Altadena. Comment
  CAS-BOT-BC434242  Rigiopappus leptocladus A. C. Sanders 2007-4-19 33425 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1098 Comment
  CAS-BOT-BC74377  Rorippa curvipes Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3826 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake. 1700 Comment
  HSC101375  Rorippa curvisiliqua R. G. Swinney 2008-10-20 9654 Los Angeles San Gabriel Mtns.: San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  CAS-BOT-BC146925  Rosa woodsii John Thomas Howell 1947-7-18 23430 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  RSA591462  Rubus discolor Louis C. Wheeler 1966-10-12 8974 Los Angeles San Gabriel Mountains. East fork, San Gabriel River, 1/4 mi. upstream from Heaton Flat. 610 Comment
  RSA616132  Rubus leucodermis Louis C. Wheeler 1966-8-21 8843 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  RSA12636  Rubus ursinus Carl B. Wolf 1934-8-16 6063 Los Angeles Bryant Ranch east of Long Beach. East side of San Gabriel Flood Control. 700 ft. east and 200 feet south of center of section 25. Comment
  RSA561609  Rumex acetosella Steve Boyd, Orlando Mistretta 1993-5-18 8158 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Ridge on eastern side of upper Sombrero Canyon, southwest of the communications facilities. 1006 Comment
  RSA631382  Rumex crispus Valerie L. Soza, Kent Hughes 1999-6-4 468 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 366 Comment
  CAS-BOT-BC433249  Rumex crispus C. W. Tilforth 1970-3-30 254 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  LA38632  Rumex crispus Henry J. Thompson; 1959-11-23 3011 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  SDSU9721  Rumex hymenosepalus Gerald Collier 1951-4-27 Los Angeles Hwy 6. about 20 miles SW of Palmdale. Comment
  UCD101484  Rumex salicifolius Richard Arroyo; Ruth Arroyo 1996-5-12 28 Los Angeles Calabasas, Stunt Road. On main trail 900 ft pass stream. Comment
  UC866252  Rupertia physodes Marcus E. Jones, A. M. 1882-5-2 2691 Los Angeles Pasadena Comment
  LA201522  Ruppia cirrhosa Arthur C. Gibson; 2003-8-25 4885 Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  RSA653882  Sagina apetala Valerie L. Soza, Steve Boyd 2000-4-26 796 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-BC103146  Salix bonplandiana Geo. B. Grant Apr. 4 3723 Los Angeles Los Angeles River Comment
  RSA601748  Salix exigua Louis C. Wheeler 1966-10-23 9052 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  RSA611368  Salix exigua Louis C. Wheeler 1968-9-16 s.n. Los Angeles Una Lake, near Palmdale. Comment
  SJSU254  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles Lower Gabriel Canyon c. 9.5 km above Azusa 304 Comment
  UCR189669  Salix exigua R. G. Swinney 1998-7-6 6269 Los Angeles San Gabriel Mtns., near mouth of Mescal Canyon, 2.7 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1488 Comment
  UCSB52658  Salix gooddingii Thorne, Robert; Tilforth, Dick 1978-6-21 Los Angeles San Gabriel Mountains: Reservoir behind Little Rock Dam Comment
  RSA0034662  Salix hindsiana var. leucodendroides F. Raymond Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains. Comment
  LA208732  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-11 7667 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  RSA703550  Salix laevigata Gary D. Wallace, Ann Hiller 1983-5-18 2067 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  UC506443  Salix laevigata Carl Hedin and Joseph Ewan 1932-4-30 7692 Los Angeles stream along Baldwin Hills near Higuera Rd. Culver City Comment
  RSA354200  Salix lasiolepis Sherwin Carlquist 1985-6-1 15869 Los Angeles Claremont, seep near Mills and Baseline. Comment
  SBBG44668  Salix lasiolepis W. A. Wright 1931-2-19 Los Angeles Bannings Cyn, 0.66 mi from sea Comment
  SD1055  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles bottom of Topanga Canyon, Santa Monica Mts. 224 Comment
  UC1375420  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38902 Los Angeles canyon above Angeles Crest Hwy ca. 1 mi w Vincent Gap (at one of headwaters of e fork Big Rock Creek, n face of mt.); San Gabriel Mts., Angeles National Forest, Mt. Baden-Powell 2331 Comment
  UC492446  Salix lasiolepis F. R. Fosberg 1932-3-3 7410 Los Angeles Agoura (Picture City) Santa Monica Mts., Agoura (Picture City) Comment
  UC506425  Salix lasiolepis A. Nesta Dunn and Joseph Ewan 1933-7-23 7839 Los Angeles e. end Barley Flats; San Gabriel Mts. 1554 Comment
  RSA0038294  Salix lasiolepis Carl W. Sharsmith 1932-1-17 Los Angeles Lower San Gabriel Canyon, About 9.5 km. above Azusa. 300 Comment
  RSA92621  Salix lasiolepis Mabel Peirson 1925-3-1 5434 Los Angeles Arroyo Seco below California Street bridge, Pasadena Comment
  CAS-BOT-BC128525  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-1-26 7176 Los Angeles In bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  CAS-BOT-BC403753  Salpichroa origanifolia Robert F. Thorne 1969-9-10 39311 Los Angeles Rancho Santa Ana Botanic Garden 365 Comment
  POM249607  Salpichroa origanifolia Philip A. Munz 1939-10-9 15565 Los Angeles East end of Claremont. Comment
  RSA52937  Salpichroa origanifolia George T. Hastings 1950-7-23 s.n. Los Angeles Santa Monica. Comment
  CDA43376  Salsola australis Michael O Brien 2014-11-1 s.n. Los Angeles El Matador State Beach, Malibu. 0 Comment
  UCR271166  Salsola tragus R. G. Swinney 2011-9-27 15704 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA599596  Saltugilia australis Steve Boyd, Lauren Raz 1997-3-31 9402 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA777358  Saltugilia australis Orlando Mistretta, Christine Mistretta 2010-5-19 5117 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA698764  Saltugilia grinnellii subsp. grinnellii LeRoy Gross, Paul Morton 2004-6-9 1375 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1432 Comment
  UCSB42078  Saltugilia splendens Palys, Joe 1978-6-3 Los Angeles Along road on Angeles Crest Highway near Mt. Gleason turnoff 1219 Comment
  SBBG126983  Saltugilia splendens subsp. grantii A. Parikh, N. Gale 2011-6-24 3502 Los Angeles S of Iron Mtn, 1.5 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Crk; San Gabriel Mtns 1390 Comment
  RSA411297  Salvia apiana Geo. L. Moxley, Grinnell 1916-6-15 s.n. Los Angeles Santa Susana Mountains. Comment
  RSA411300  Salvia apiana Robin S. Collins 1973-5-28 315 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, from start of pack trail into canyon ca. 2 miles 609 Comment
  SFV3205  Salvia carduacea J. C. Crawford 1958-5-3 s. n. Los Angeles Mojave Desert Antelope Valley. Palmdale, 2.5 miles west on Ave. N. 780 Comment
  UC883866  Salvia carduacea L. R. Abrams 1927-4-30 11746 Los Angeles between Fairmont and Neeach; Antelope Valley Comment
  UCR265955  Salvia carduacea Orlando Mistretta, Christine Mistretta 2005-4-21 2050 Los Angeles Transverse Range; San Gabriel Mountains, alluvial fans below north base of range along Fort Tejon Road 1098 Comment
  SEINET3098334 Image available Salvia columbariae Richard G. Swinney 2009-4-2 10260 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
  UC1215241  Salvia columbariae Peter H. Raven 1962-4-12 17319 Los Angeles w side San Clemente Island (near foot of canyon s of canyon below the Tomb) 106 Comment
  UCR259767  Salvia columbariae R. G. Swinney 2010-4-28 12421 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
  UCD125526  Salvia columbariae Antonio F. Machado; Lisa Seemann 1993-4-28 11 a Los Angeles Santa Clarita Valley, east of San Francisquito Road, 0.3 mile north of Seco Canyon Road. 350 Comment
  UCR205844  Salvia dorrii R. G. Swinney 2008-5-8 8812 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA434101  Salvia leucophylla R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  RSA611845  Salvia leucophylla Steve Boyd, Valerie Soza 1998-4-28 10167 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road east of junction with Plum Canyon Road. 512 Comment
  RSA82437  Salvia leucophylla F. W. Peirson 1919-5-11 412 Los Angeles Mint Canyon road near the bridge over the Santa Clara River, northwest of San Gabriel Mts. 427 Comment
  UC1124756  Salvia leucophylla F. H. Raymond 1930-1-13 30 Los Angeles Head of Pueroc Canyon; Calabasas Quad. 213 Comment
  CHSC790  Salvia mellifera E. Thomas 1940-3-10 Los Angeles Claremont. Comment
  LA82007  Salvia mellifera Elizabeth Epling; Juddy Epling 1937-8-20 Los Angeles Santa Monica Mountains Comment
  LA86118  Salvia mellifera Emboden W. A. Jr.; 1962-4-29 Los Angeles Santa Monica Mountains, Mulholland Drive near Beverly Glen Blvd Comment
  OBI13532  Salvia mellifera Robert F. Hoover 1968-6-6 11148 Los Angeles Summit of Santa Monica MTs, just W of Sepulveda Blvd Comment
  RSA681959  Salvia mellifera Sarah Swartzentruber, Michael Denslow, LeRoy Gross, Bill Hogshead 2003-6-17 5 Los Angeles Verdugo Mountains: East-facing slope in west side of Brand Canyon walls, across from the Brand Canyon cemetary. 305 Comment
  RSA754107  Salvia mellifera Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1831 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 402 Comment
  SD93032  Salvia mellifera W. Bertsch 1954-4-19 477 Los Angeles Little Dalton Canyon. 366 Comment
  UC1595234  Salvia mellifera Tim Ross and Peter Fritsch 1990-6-20 3601 Los Angeles near confluence of East and West Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  POM177947  Salvia spathacea Joseph A. Ewan 1931-3-21 4076 Los Angeles At old ranch site, Los Flores Canyon. Santa Monica Mts. 610 Comment
  RSA477546  Sambucus mexicana F. R. Fosberg 1931-3-18 S- 4289 Los Angeles Hamilton Canyon, Santa Catalina Island. 10 Comment
  RSA550701  Sambucus mexicana T. S. Ross, Annette H. Ross 1991-7-29 5699 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA652785  Sambucus mexicana S. Koukol, R. Koukol 1998-5-3 60 Los Angeles Claremont, appx. 100 m S of Baseline Road, in open field E of Mills Ave., W od Monte Vista Ave. 448 Comment
  SEINET10551112  Sambucus mexicana Walter H. Lewis Lewis 15650 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  CAS-BOT-BC238715  Sambucus nigra subsp. caerulea E. R. Blakley 1962-10-4 5414 Los Angeles Howlands Landing at Sullivans Beach. Santa Catalina Island 6 Comment
  CAS-BOT-BC238716  Sambucus nigra subsp. caerulea Peter H. Raven 1962-5-9 17697 Los Angeles San Clemente Island. On floor of canyon just north of Gray 304 Comment
  CAS-BOT-BC238733  Sambucus nigra subsp. caerulea W. R. Dudley; F. H. Lamb 1896-6-8 4395 Los Angeles Kings Canyon, Liebre Mountains Comment
  RSA776474  Sambucus nigra subsp. caerulea Jane Tirrell 2011-8-19 LS- 39 Los Angeles South side of Highway 2 in Big Rock Creek drainage. 2308 Comment
  RSA470990  Sanicula arguta George B. Grant 1902-4-11 4178 Los Angeles Near Pasadena. Comment
  SBBG128311  Sanicula arguta M. L. Hoefs 1991-4-18 1116 Los Angeles rd above Parson's Landing 129 Comment
  RSA0116194  Sanicula arguta Steven A. Junak 2000-4-15 SCa- 1203 Los Angeles Santa Catalina Island. On W side of roade to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  RSA471117  Sarcodes sanguinea L. E. Hoffman 1932-7-4 s.n. Los Angeles Big Pines Park, Swarthout Canyon. Comment
  RSA506188  Satureja mimuloides Louis C. Wheeler 1967-8-1 10225 Los Angeles San Gabriel Mountains, Angeles National Forest, Middle Fork of Mill Creek. 1220 Comment
  RSA630738  Saxifraga californica LeRoy Gross 1999-5-8 159 Los Angeles San Gabriel Mountains: Bear Canyon (a tributary of the Arroyo Seco) along trail about 500 feet above stream. 914 Comment
  UCR190852  Schismus arabicus R. G. Swinney 1999-7-5 7531 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR259122  Schismus barbatus R. G. Swinney 2010-5-4 12521 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA773528  Schoenoplectus acutus R. G. Swinney 2009-7-1 11296 Los Angeles Puddingstone Diversion Dam, San Dimas Canyon 354 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
  CAS-BOT-BC111229  Schoenoplectus californicus Roxana S. Ferris 1918-6-12 924 Los Angeles In marsh formed by artesian well at Lancaster. Comment
  RSA366069  Schoenoplectus maritimus I. M. Johnston 1917-6-10 1318 Los Angeles Playa del Rey. Comment
  SEINET13276775 Image available Scrophularia californica R. G. Swinney 2011-1 14470 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
  UC27616  Scrophularia californica J. Burtt Davy May 9 1896-May 24 1896 2344 Los Angeles between Lancaster and Gorman's; Antelope Valley Comment
  JEPS26150  Scrophularia californica Peter H. Raven 1959-5-3 14101 Los Angeles 0.1 mi s of Mulholland Dr Franklin Canyon; Santa Monica Mts, Franklin Canyon 350 Comment
  UCD124847  Scrophularia californica Mary H. Ward; Shirley W. Campbell 1970-4-14 LASCA 893 Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena. 2621 Comment
  LA51844  Scrophularia californica subsp. californica M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CAS-BOT-BC238497  Scrophularia villosa C. B. Wolf 1941-6-25 s.n. Los Angeles On Santa Catalina Island, head of Avalon Valley, 300 yds. sw. of Wrigley Mausoleum Comment
  SDSU11024  Scrophularia villosa D. F. Howe 1968-2-25 4490 Los Angeles Fourth of July Cove, Santa Catalina Island. Comment
  RSA82296  Scutellaria siphocampyloides Joseph A. Ewan 1932-5-30 7230 Los Angeles San Gabriel Mtns: North Fork and Mill Creek Jct. 915 Comment
  LA33908  Scutellaria tuberosa Henry J. Thompson; 1959-4-19 1948 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  POM4105  Scutellaria tuberosa W. M. S. s.n. Los Angeles Ganesha Hills [Pomona] Comment
Read comments
Mar 25 2014
  POM8578B  Scutellaria tuberosa P. A. Munz, R. D. Harwood 1920-4-21 3699 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  SFV17380  Scutellaria tuberosa G. Beall 1998-3-12 s. n. Los Angeles Santa Monica Mountains South side of Mulholland Highway about 2 miles west of Old Topanga Canyon Road. 440 Comment
  LA209609  Selaginella asprella Lawrence L. Kiefer; 1966-7-30 2296 Los Angeles San Gabriel Mountains, Twin Peaks Divide, along trail 1950 Comment
  LA93997  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-6 1656 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 3 mi up Corral Canyon Road. 518 Comment
  POM305682  Senecio flaccidus var. douglasii Henry J. Ramsey, Henry J. Ramsey 1937-8-29 984 Los Angeles Altadena. 396 Comment
  RSA472937  Senecio flaccidus var. douglasii Kenneth R. Montgomery 1973-8-22 73 -175 Los Angeles San Gabriel Mountains, Angeles National Forest, Little Tujunga Canyon, Dillion Divide, Forest Route 4N47. Comment
  CAS-BOT-BC341197  Senecio lyonii Brandegee No date on label s.n. Los Angeles Santa Catalina Island Comment
  CATA654  Senecio lyonii Mark L. Hoefs 1991-4-18 1141 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Fourth of July Cove 79 Comment
  SEINET3148748  Senecio lyonii G. B. Grant, W. Wheeler 1904-4-21 1193 -A Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA682080  Senecio mikanioides Scott D. White 2003-1-7 8796 Los Angeles Cismontane Interior Valley: Claremont. Blaisdell Park, east of College Ave. and north of Oak Park Dr. Southeast corner of the park. 332 Comment
  CATA3038  Senecio vulgaris Amy Catalano 2016-3-18 046 Los Angeles Santa Catalina Island: On west side ca. 0.75 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, about 150 meters off road 265 Comment
  CAS-BOT-BC243538  Setaria italica unspecified 1916-8-1 s.n. Los Angeles unspecified Comment
  CAS-BOT-BC240233  Setaria viridis Ralph Hoffmann 1929-10-27 s.n. Los Angeles Field, 5 miles n. of Saugus Comment
  UC1012928  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-6-2 19565 Los Angeles on road to Gorman about 6 mi w Hughes Lake; w of Hughes Lake on rd to Gorman Comment
  SBBG133412  Silene antirrhina W. F. Hoyer, V. Englert 2010-4-11 SERG 10 -37 Los Angeles just S and above Eagle Curve 496 Comment
  POM177959  Silene laciniata subsp. major Joseph A. Ewan 1931-5-16 4207 Los Angeles Dry Canyon above Calabasas, Santa Monica Mountains 304 Comment
  CAS-BOT-BC175102  Silene verecunda Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mountains 2438 Comment
  CAS-BOT-BC175111  Silene verecunda L. R. Abrams 1901-7-10 1887 Los Angeles Summit of Mt Wilson Comment
  UCR95330  Sisymbrium irio L. C. Wheeler 1967-4-30 9208 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  UCR256955  Sisymbrium officinale LeRoy Gross 2012-6-17 5552 Los Angeles Transverse Ranges; San Gabriel Mountains, along trail and benches of the creek bottom, near Idlehour campground, upper Eaton Canyon 808 Comment
  CDA3854  Sisymbrium officinale T. S. Ross, Walter Appleby 1993-5-2 7204 Los Angeles Western San Gabriel Mountains; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. Comment
  RSA0085346  Sisymbrium orientale R. G. Swinney 2010-5-4 12527 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  PASA1254  Sisyrinchium bellum Loletta Hiebert Los Angeles Rubio Canyon Comment
  RSA628895  Sisyrinchium bellum 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. 548 Comment
  UCR182638  Sisyrinchium idahoense R. G. Swinney 1997-7-23 5728 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  UCR205669  Sisyrinchium rosulatum A. C. Sanders, T. B. Salvato 2009-5-20 36874 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  RSA0102538  Smilacina stellata Richard G. Swinney 2010-9-30 13898 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
  RSA329671  Solanum douglasii Gary D. Wallace 1966-3-25 225 Los Angeles San Gabriel Mountains: Millard Canyon 5 miles north of Pasadena. 915 Comment
  RSA422393  Solanum douglasii Howard Mullins 1931-4-19 s.n. Los Angeles Hillside, Chevy Chase Comment
  RSA131031  Solanum elaeagnifolium Percy C. Everett, E. K. Balls 1959-6-2 23845 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA520075  Solanum triflorum Steve D. Boyd 1988-7-12 2534 Los Angeles Claremont, grounds of RSA, fresh fill dirt for burms along Indian Hill Blvd. Comment
  LA51385  Solanum xanti Henry J. Thompson; 1959-3-22 1865 Los Angeles Santa Monica Mountains, Las Virgines Rd, 1 mi N of Tapia Park, N of Malibu Canyon Rd 213 Comment
  UCR177294  Solanum xanti Scott D. White, Michael Honer 2003-5-7 9190 Los Angeles Santa Clarita area, South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway 366 Comment
  UCR204751  Solidago confinis R. G. Swinney 2005-8-9 8424 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0092149  Solidago velutina subsp. californica R. G. Swinney 2011-9-22 15659 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  LA33912  Soliva sessilis Peter H. Raven; 1959-4-24 14025 Los Angeles Santa Monica Mountains, Westwood, UCLA campus 91 Comment
  LA206358  Sollya heterophylla J. Sauer; H. Sauer, J. Zadny, M. Zadny 1970-6-15 4829 Los Angeles Santa Monica Mountains, upper Rustic Canyon Comment
  RSA188377  Sonchus asper R. F. Thorne, Percy C. Everett 1965-6-23 35011 Los Angeles Santa Catalina Island, lower part of Hamilton Canyon along stream bed. 61 Comment
  RSA474111  Sonchus oleraceus M. B. Dunkle 1931-4-22 2468 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  UCR189870  Sonchus oleraceus R. G. Swinney 1998-7-10 6409 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  POM349192  Spartium junceum Donald R. Bissing 1973-5-18 80 Los Angeles Evey Canyon, San Gabriel Mountains: At mouth of canyon just below road embankment on north side of Mt. Baldy Road in Evey Canyon. 707 Comment
  UCR172710  Spartium junceum Jun Hu, Weena Sangkatavat 2000-4-22 07 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  UCR216372  Spergularia Dan S. Cooper 2010-4-23 410- 37 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG43858  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles 0.5 mi S of Wilson Cove Comment
  CDA24142  Spergularia marina G. D. Barbe 1980-11-18 3020 Los Angeles North of Playa del Rey, Culver Boulevard at Nicholson Street. Comment
  UCR205723  Spergularia rubra A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37010 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
  SEINET3150434  Sphaerostigma campestre G. B. Grant 1234 Los Angeles Pasadena Comment
  RSA578891  Stachys albens Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8097 Los Angeles Cottonwood Swamp confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  RSA601045  Stachys albens Steve Boyd, Lauren Raz 1997-6-18 9983 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR129407  Stachys albens A. C. Sanders, Mark Elvin 2002-6-20 25241 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark