Search Results — 2000 specimen records retrieved (1566 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD84838  Abronia maritima M. B. Dunkle 1939-4-5 7278 Los Angeles San Clemente Island; Pyramid Cove. Comment
  SBBG132310  Abronia maritima S. A. Junak, B. Collins 1991-4-26 SCI- 240 Los Angeles E side of island,near shoreline at W Cove 6 Comment
  POM19206  Abronia pogonantha P. A. Munz 1923-5-27 6905 Los Angeles San Gabriel Mountains, Pallett Creek Comment
  RSA651438  Acacia baileyana R. Carlston 1966-5-24 s.n. Los Angeles Lone Hill Ave., Glendora. Comment
Read comments
Nov 18 2011
  RSA651422  Acacia longifolia Hughie Johnson 1949-2-20 s.n. Los Angeles Elysian Hills Park, Los Angeles. 182 Comment
  UCR159168  Acacia retinodes B. G. Pitzer 1996-5-5 2856 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA93733  Acamptopappus sphaerocephalus F. W. Peirson 1921-5-19 2407 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 976 Comment
  SEINET6631343 Image available Acanthus mollis Christy Neushul 1959-1 35 Los Angeles Johns Canyon Road Comment
  RSA657919  Acer Freda Detmers 1976-5-27 32 Los Angeles Verdugo Mountains Region: Backyard of 566 Palm Drive, northwest Glendale. 152 Comment
Read comments
Jun 30 2014
  RSA0022367  Acer macrophyllum Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5125 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA602104  Acer negundo var. californicum Scott D. White 1997-5-7 5051 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA713354  Achnatherum coronatum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26203 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  SBBG56984  Achnatherum hymenoides R. Hoffmann 1925-5-15 Los Angeles Palmdale Comment
  RSA584395  Achnatherum occidentale subsp. occidentale Timothy S. Ross, Darin Banks 1994-6-21 7991 Los Angeles ridge W of Pacifico Mtn. between Tie Canyon and Santiago Canyon drainages 1905 Comment
  RSA416302  Achyrachaena mollis W. P. Burger 1979-5-15 97 Los Angeles One mile west of N1 along Muhulan [Mulholland?] Hwy. Santa Monica Mountains. 457 Comment
  SBBG67341  Acmispon americanus M. N. Ackley 1927-5-29 538 Los Angeles Mulholland Drive 281 Comment
  UCR270660  Acmispon americanus R. G. Swinney 2011-6-29 15326 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  SFV1831  Acmispon argophyllus K. A. Wilson 1961-7-13 1247 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. 275 Comment
  SBBG96967  Acmispon argophyllus var. argenteus S. Boyd with T. Ross, L. Arnseth 1990-4-8 4309 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  SD66859  Acmispon argophyllus var. argenteus R. Mitchel Beauchamp 1967-3-20 353 Los Angeles Santa Catalina Island, dry slope above Abalone Point Comment
  UC1587204  Acmispon argophyllus var. argenteus Tim Ross 1991-5-22 5454 Los Angeles San Clementine Island: Spray [Point], W side of island, N of Eel Point. 9 Comment
  LA48001  Acmispon dendroideus var. dendroideus R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island, Avalon Canyon Comment
  SBBG53964  Acmispon glaber K. R. Montgomery, T. W. Strid 1973-6-7 73 -147 Los Angeles Dillon Divide Comment
  CATA1700  Acmispon grandiflorus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3017 Los Angeles Santa Catalina Island: Parson's Landing 4 Comment
  UCR271660  Acmispon heermannii var. heermannii R. G. Swinney 2011-5-31 14928 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  SFV15350  Acmispon strigosus J. C. Dittes, D. Stolp 1990-4-1 68 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  UCD104442  Acmispon strigosus L. W. Nuttall 1920-5-1 53 Los Angeles Coach Road, Santa Catalina Island. Comment
  SBBG33646  Acmispon wrangelianus S. A. Junak with M. L. Hoefs, L. Stratton 1998-6-11 SCa 715 Los Angeles E side of Avalon Cyn, across from Quail Cyn and above baseball field 106 Comment
  LA88580  Acourtia microcephala O. H. Kappler; 1940-7-1 75 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  UCR280499  Acourtia microcephala R. G. Swinney 2014-6-5 16696 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA390565  Adenostoma fasciculatum George B. Grant 1904-6-3 s.n. Los Angeles Pasadena. Comment
  UC12013  Adenostoma fasciculatum J. H. Barber 1897-6-26 194 Los Angeles Aliso Canyon Comment
  UCR103759  Adenostoma fasciculatum David Charlton 1989-4-30 3000 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway c. 2.5 mi. (airline) north of the southern boundary of the Angeles National Forest, c. 1.25 mi. west of Lower Switzer Campground 1311 Comment
  RSA650082  Adenostoma fasciculatum var. fasciculatum T. Strid 1971-5-15 s.n. Los Angeles Tujunga Cyn. Comment
  UCR281648  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2014-5-27 16693 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  SBBG14845  Adiantum aleuticum L. L. Kiefer 1963-3-2 445 Los Angeles Fern Cyn below Brown's Flat 1219 Comment
  SD69626  Adiantum jordanii Robert F. Thorne, P. Everett 1965-5-10 34486 Los Angeles Santa Catalina Island, upper end of Gallagher Canyon 409 Comment
  UC218634  Adiantum jordanii S. B. Parish 1919-4-19 19253 Los Angeles Lone Hill near San Dimas Comment
Read comments
Jun 25 2012
  UCR204194  Adiantum jordanii Mark A. Elvin 1996-4-20 160 Los Angeles Channel Islands, San Clemente Island 355 Comment
  RSA248877  Adiantum jordanii Robert F. Thorne 1973-4-12 42967 Los Angeles San Clemente Island: large canyon S of Mosquito Cove, N of Chenity. 259 Comment
  RSA0103350  Agoseris retrorsa R. G. Swinney 2011-5-19 14759 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Milley's Apple Orchard'? 912 Comment
  UCR205593  Agoseris retrorsa R. G. Swinney 2008-5-13 8859 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  CAS-BOT-BC13419  Agoseris retrorsa Tim Ross 1992-5-8 6298 Los Angeles San Gabriel Mtns.: Glendora Ridge Road; steep northerly slope overlooking Coldwater Canyon to the N 1246 Comment
  SEINET14412058  Agrostis R. G. Swinney 2008-1 9237 Los Angeles Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  RSA3615  Agrostis exarata C. B. Wolf 1932-5-14 3634 Los Angeles Santa Catalina Island. Hillside above Amphitheatre, Avalon. 61 Comment
  RSA579208  Agrostis pallens C. Michaels 1994-6-30 s.n. Los Angeles Tuna Canyon 0.8 miles from Pacific Coast Highway. Comment
  SBBG59467  Agrostis pallens M. N. Ackley -Apr-1929 Los Angeles Mulholland Drive 365 Comment
  UCR210172  Agrostis stolonifera R. G. Swinney 2008-10-16 9619 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA353526  Alisma triviale Anstruther Davidson 1913-08 2915 Los Angeles Dominguez Ranch. Comment
Read comments
Nov 12 2009
  UC440353  Allium lacunosum C. Epling, L. Ellison 1930-4-17 Los Angeles Palmdale Comment
  UCR139932  Allium lacunosum var. davisiae L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., foothills of mountains, 2 mi NE of Vincent 991 Comment
  UCR263284  Allium lacunosum var. davisiae Anuja Parikh, Nathan Gale 2012-5-12 3593 Los Angeles Transverse Range: San Gabriel Mountains, Aliso Canyon, 1.3 km west of Angeles Forest Hwy, 0.1 km north of Aliso Canyon Road 1121 Comment
  POM263552  Allium monticola J. C. Roos 1937-7-16 636 Los Angeles Los Angeles - San bernardino counties. Mt. San Antonio 2744 Comment
  CATA3104  Allophyllum glutinosum Amy Catalano, C. Matt Guilliams & Steve Junak 2016-5-11 108 Los Angeles Santa Catalina Island: Bird Park Canyon, south facing slope above old shooting range 92 Comment
  LA34178  Alnus rhombifolia Peter H. Raven; Henry J. Thompson 1958-10-11 13747 Los Angeles Santa Monica Mountains, Las Tunas Canyon, near Coast Highway Comment
  RSA747444  Alnus rhombifolia R. G. Swinney 2001-9-15 8148 Los Angeles Windy Springs, c. 0.3 mi NW of Little Jimmy Campground on PCT 2256 Comment
Read comments
Nov 10 2010
  UCR157692  Alnus rhombifolia Scott D. White 1994-7-18 2264 Los Angeles San Gabriel Mtns., San Dimas Canyon; along San Dimas Canyon Road 488 Comment
  CAS-BOT-BC171444  Alnus rhombifolia Marcus E. Jones 1930-1-26 26526 Los Angeles Wildwood Camp Comment
  RSA562691  Amaranthus albus D. Charlton, Lew Heide 1991-9-19 5614 Los Angeles Piute Ponds, freshwater marsh between Rosamond and Lancaster. 762 Comment
  UC569157  Amaranthus deflexus P. A. Munz 1932-10-1 13130 Los Angeles Pomona Junction Pomona 274 Comment
  POM715  Amaranthus hybridus I. M. Johnston 1918-9-21 s.n. Los Angeles Upland. Comment
  UCR205550  Amaranthus hybridus A. C. Sanders, T. B. Salvato 2009-5-20 36873 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
  RSA416876  Amblyopappus pusillus F. R. Fosberg 1931-5-18 S 4892 Los Angeles Santa Catalina Island, Little Harbor. Comment
  SBBG112877  Amblyopappus pusillus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-17 SCa 767 Los Angeles lower portion of Silver Cyn, ca. 0.25 mi inland from beach 12 Comment
  SEINET6738705 Image available Amblyopappus pusillus G. B. Grant, W. Wheeler 1904-4-21 38 /4682 Los Angeles Santa Catalina Island, Pacific Ocean, off coast of S California Comment
  RSA151209  Amblyopappus pusillus Peter H. Raven 1962-4-9 17137 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  RSA416882  Amblyopappus pusillus Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  UC202357  Ambrosia acanthicarpa H. M. Hall 1917-10-27 10579 Los Angeles Lancaster Antelope Valley Comment
  RSA416896  Ambrosia acanthicarpa Louis Greata 1900-10 s.n. Los Angeles Eagle Rock Valley Comment
  UC57583  Ambrosia chamissonis J. H. Barber 1898-7-27 Los Angeles Santa Monica Forestry Station Comment
  RSA244384  Amorpha californica var. californica Robin S. Collins 1973-5-15 272 Los Angeles Trail Canyon, within 1/2 mi. of start of pack trail. 625 Comment
  RSA0079971  Amsinckia intermedia H. J. Thompson 1959-4-19 1946 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  RSA499963  Amsinckia intermedia L. C. Wheeler 1934-3-23 2461 Los Angeles San Dimas Canyon, San Gabriel Mts. 427 Comment
  UCR71269  Amsinckia spectabilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4356 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  SBBG63561  Amsinckia tessellata R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SEINET3124344 Image available Amsinckia vernicosa R. G. Swinney 2008-5-5 10651 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert: Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing (Palmdale 7.5'Q). 963 Comment
Read comments
Sep 5 2013
  UCD121199  Amsonia tomentosa J. E. Law 1923-5-19 341 Los Angeles Quail Spring. Comment
Read comments
Sep 23 2017
  RSA465149  Anagallis arvensis Nellie Fowler 1884-5-10 s.n. Los Angeles Found near University of Southern California. Comment
  SEINET11973107  Anagallis arvensis J. F. Bright, Wyman, C. 1933-1 8181 Los Angeles Los Angeles Comment
  UCR272574  Ancistrocarphus filagineus R. G. Swinney 2011-6-7 15023 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  SBBG126948  Androsace elongata subsp. acuta A. Parikh, N. Gale 2011-6-7 3421 Los Angeles 4.1 km W of St Hwy 14, 2 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1028 Comment
  RSA77435  Angelica tomentosa F. W. Peirson 1921-7-19 2508 Los Angeles Cow Canyon, Tributary of East Fork of San Gabriel River 914 Comment
  RSA416830  Anthemis cotula L. E. Hoffman s.n. Los Angeles Arroyo Seco Canyon. Comment
  UC130952  Antirrhinum coulterianum Katharine Brandegee May 1909 Los Angeles Saugus Comment
  RSA371542  Antirrhinum coulterianum David M. Thompson 1983-5-13 307 Los Angeles 1.5 miles W of junction of Mulholland Hwy. and Las Birenes Road on Mulhalland Hwy. 884 Comment
  UCR147287  Antirrhinum multiflorum Orlando Mistretta 1992-6-17 575 Los Angeles Transverse Ranges; San Gabriel Mountains, Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon Comment
  UCR258569  Antirrhinum multiflorum R. G. Swinney 2010-5-29 13014 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  UCR247275  Antirrhinum orontium Dan S. Cooper 2013-7-29 713- 39 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  RSA579140  Aphanisma blitoides T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7435 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  CATA2014  Apiastrum angustifolium Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  POM246415  Apiastrum angustifolium F. R. Fosberg 1931-3-31 S- 4428 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  UCR108451  Apocynum androsaemifolium L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp. 2012 Comment
  UCR272840  Apocynum cannabinum R. G. Swinney 2011-6-1 14936 B Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA0077512  Aquilegia formosa var. truncata G. Wallace 1965-6-16 s.n. Los Angeles Cattle Canyon above Azusa. Comment
  CHSC98400  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: at end of Olive Ave, parked on Via Montana, in city of Burbank. Folllow an old road that is overgrown so that a faint trail is all that is left of this road. The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. West facing slope, growing along old road, above a small side canyon that drains into Sunset Canyon. 365 Comment
  SBBG125533  Arabis eschscholtziana A. Parikh, N. Gale 2010-6-15 3298 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  RSA626745  Arctostaphylos glandulosa Jon E. Keeley 1978-2-25 7039 Los Angeles Shortcut Summit, 0.5 km east of Shortcut Picnic Ground. 1550 Comment
  POM367257  Arctostaphylos glandulosa subsp. glandulosa B. C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  UC879406  Arctostaphylos glandulosa subsp. glandulosa Ira W. Clokey, B. Templeton Apr. 1929 4452 Los Angeles Mandeville Canyon Santa Monica Mountains 425 Comment
  CHSC100400  Arctostaphylos glauca John Dittes; Josephine Guardino 2008-2-23 1509 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  RSA48475  Arctostaphylos glauca F. W. Peirson 1924-12-5 5383 Los Angeles Little Santa Anita Trail 915 Comment
  RSA631427  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20503 Los Angeles Chilao Campground. 1600 Comment
  RSA631477  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16033 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631497  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15827 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631543  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16044 Los Angeles Ridge Route, 9 km south of Liebre Gulch turnoff. 1000 Comment
  RSA0087354  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15826 Los Angeles San Gabriel Canyon, Hwy 39, 11-12 km N of ORV area, San Gabriel Mountains. 1100 Comment
  POM50326  Arctostaphylos glauca var. glauca Fordyce Grinnell Jr. 1903-12-22 32 Los Angeles Arroyo Seco Canyon Comment
  CAS-BOT-BC46727  Arctostaphylos parryana Frank W. Peirson 1942-10-15 13434 Los Angeles Carleton Flats. San Gabriel Mts. Hill top in camp. Comment
  SD146284  Arctostaphylos parryana A. C. Sanders, D. Malueg 1998-6-24 22080 Los Angeles San Gabriel Mountains: 2 miles E of Mt. Gleason at Little Gleason Forestry Plantation, on S. Cal. Edison Mesa-Vincent transmission line at Tower 7-2 (Acton 7.5'Q) 1707 Comment
  RSA634332  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22129 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  RSA634800  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20484 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA634810  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20457 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA634878  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20226 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634880  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20464 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA634898  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20307 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  POM156715  Arctostaphylos patula L. R. Abrams 1902-7-12 2703 Los Angeles Mt. San Antonio 2744 Comment
  RSA629675  Arctostaphylos patula Scott D. White, Dave Bramlet 1998-6-29 6838 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA660637  Arctotheca calendula Joan del Pino 1981-5-29 31 Los Angeles Galster Park entrance, W. Covina. Comment
  UCR152542  Arctotheca prostrata A. C. Sanders, Lee Jones 2005-4-8 29354 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA763833  Argyranthemum foeniculaceum Doris Bowers 1972-7-13 1863 Los Angeles Lunada Bay 1 Comment
  CATA3378  Aristida adscensionis Peter J. Dixon 2016-5-12 054 Los Angeles Santa Catalina Island: Lower Coffeepot Canyon, 110 m east of red ridge rd. 530 m north of Pacific Ocean 200 Comment
  RSA535752  Artemisia californica Timothy S. Ross 1991-5-23 5501 Los Angeles San Clemente Island. Lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  UC1587563  Artemisia californica Tim Ross and Annette Ross 1991-9-7 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 373 Comment
  RSA749760  Artemisia douglasiana R. G. Swinney 1997-9-6 5860 Los Angeles Mescal Picnic Park [= Mescal Campground] about 200 m N of Big Pines Rd along Mescal Canyon bottom. 1854 Comment
  UCR261767  Artemisia douglasiana R. G. Swinney 2010-9-13 13822 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
  RSA0021697  Artemisia dracunculus Duncan S. Bell, Caitlin Elam 2013-6-24 5270 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
  RSA0110755  Artemisia dracunculus R. G. Swinney 2011-10-25 15868 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek. 1001 Comment
  RSA656245  Artemisia dracunculus Joseph M. Keefe 1977-6-10 22059 A Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  UCR258611  Artemisia dracunculus R. G. Swinney 2010-6-23 13319 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
  CAS-BOT-BC90811  Artemisia nesiotica Robert F. Thorne 1968-4-27 37508 Los Angeles Santa Barbara Island: plateau near headwaters of Middle Canyon 76 Comment
  CAS-BOT-BC90813  Artemisia nesiotica Reid Moran 1958-9-15 6833 Los Angeles Canyon 1.8 miles SE of Eel Point, San Clemente Island 100 Comment
  CAS-BOT-BC27535  Artemisia tridentata subsp. parishii Samuel Bonsal Parish; William Fletcher Parish 1881-11-1 1065 Los Angeles Newhall Comment
  CAS-BOT-BC97268  Artemisia tridentata subsp. parishii Grant 1901-7-13 4407 Los Angeles Palmdale Comment
  CAS-BOT-BC97276  Artemisia tridentata subsp. parishii Ralph Hoffmann 1931-9-28 s.n. Los Angeles Lancaster Comment
  SD112802  Artemisia tridentata subsp. parishii Darley F. Howe 1957-11-24 2589 Los Angeles 1/2 mole east of Newhall on Placerita Canyon Road Comment
  POM158309  Arthrocnemum subterminale M. B. Dunkle 1928-4-29 1897 Los Angeles Little Harbor. 5 Comment
  RSA177676  Arthrocnemum subterminale R. F. Thorne, Percy C. Everett 1965-5-11 s.n. Los Angeles Santa Catalina Island, Little Harbor. 2 Comment
  SFV2797  Asclepias californica K. A. Wilson 1962-5-12 1280 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  RSA602751  Asclepias eriocarpa L. C. Wheeler 1967-8-1 10219 Los Angeles San Gabriel Mountains: 1/2 mile N of Roundtop. 1889 Comment
  UCR223153  Asclepias eriocarpa R. G. Swinney 2009-7-22 11337 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  POM48128  Asclepias erosa Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  UCR127404  Asclepias fascicularis A. C. Sanders, M. S. Enright 2002-8-8 25571 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 457 Comment
  SFV5204  Asclepias fascicularis B. C. Templeton 1940-6-24 s. n. Los Angeles Liebre Mountain. 1372 Comment
  RSA0107855  Asparagus asparagoides Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 409 Los Angeles Santa Catalina Island. Small cove at W end of Empire Landing rock quarry site.. 6 Comment
  SD92998  Aspidotis californica W. Bertsch 1953-4-21 81 Los Angeles Little Dalton Canyon 365 Comment
  CHSC8346  Asplenium vespertinum Edward L. Smith 1957-2-20 330 Los Angeles Located in Upper Palmer Canyon, San Gabriel Mtns. 762 Comment
  RSA93783  Aster greatae F. W. Peirson s.n. Los Angeles Benedicts Canyon, Santa Monica Mts Comment
  UCR270400  Astragalus bicristatus John F. Emmel 2001-6-3 1714 Los Angeles San Gabriel Mountains, along road on south slope of Table Mountain, 0.0-0.2 air mile north & 0.5-0.8 air mile east of Big Pines Ranger Station 2195 Comment
  RSA90190  Astragalus coccineus F. W. Peirson 1926-4-27 6663 Los Angeles Rock Creek, north base of San Gabriel Mts. 1220 Comment
  UCR127024  Astragalus didymocarpus var. didymocarpus Mark A. Elvin, Cathleen Weigand 2003-4-8 2460 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks 351 Comment
  UC903397  Astragalus didymocarpus var. obispoensis Lois E. James 1947-4-13 1752 Los Angeles about 1/2 mi w Ravenna (in Soledad Canyon); Soledad Canyon, w of Ravenna Comment
  UCR19442  Astragalus douglasii var. parishii O. H. Kappler 1946-5-30 1194 Los Angeles San Gabriel Mtns., [near] Wrightwood. Los Angeles County Park 2012 Comment
  CATA2027  Astragalus gambelianus Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-5-2 637 Los Angeles Santa Catalina Island: S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak 256 Comment
  UCR96150  Astragalus gambelianus B. G. Pitzer 1996-4-21 2718 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
  RSA526648  Astragalus miguelensis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4208 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UC792399  Astragalus miguelensis Ira L. Wiggins 1949-2-22 11960 Los Angeles northern end San Clemente Island Comment
  UCR68931  Astragalus miguelensis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4208 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA598528  Astragalus nevinii J. P. Rebman, Jonathan Dunn 1996-4-29 3113 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 15 Comment
  SDSU7664  Astragalus pachypus unknown 1947-5-5 Los Angeles Highway east of Littlerock, Antelope Valley. Comment
  RSA562304  Astragalus preussii var. laxiflorus D. Charlton 1992-5-21 s.n. Los Angeles Well fields water tower, Edwards AFB, off Boy Scout Road between south base and south gate 701 Comment
  UCR70744  Astragalus trichopodus subsp. antisellii P. A. Munz, M. E. Jones 1934-4-26 s.n. Los Angeles Western Transverse Range, Castaic Canyon, Ridge Road Comment
  CATA2029  Astragalus trichopodus var. lonchus Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-5-2 639 Los Angeles Santa Catalina Island: S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak 256 Comment
  RSA592370  Astragalus trichopodus var. lonchus Mark Hoefs 1974-3-28 426 Los Angeles Santa Catalina Island; upper Bulrush Canyon. 220 Comment
  RSA149790  Astragalus trichopodus var. phoxus Wesley O. Griesel 1961-4-22 s.n. Los Angeles Sand Canyon, San gabriel mtns., near Newhall. 457 Comment
  RSA641239  Atriplex argentea L. C. Wheeler 1967-7-23 10151 Los Angeles San Gabriel Mountains: Barrell Spring. Comment
  SBBG65366  Atriplex argentea var. expansa R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UC1234802  Atriplex argentea var. mohavensis Peter H. Raven 1962-7-12 18021 Los Angeles near point at e end Northwest Harbor (San Clemente Island); , e end Northwest Harbor 30 Comment
  UC7056  Atriplex canescens J. Burtt Davy May 9 1896-May 24 1896 2286 Los Angeles Lancaster Antelope Valley, Lancaster Comment
  UCR94687  Atriplex confertifolia A. C. Sanders, E. J. Lott 1993-5-6 13944 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  CATA3004  Atriplex coulteri Peter J. Dixon 2015-3-23 038 Los Angeles Santa Catalina Island: Big Springs Ridge, .25 mi SW of Empire Rd. 344 Comment
  UCD169477  Atriplex coulteri Jeremiah George; Audrey George 2012-6-1 s.n. Los Angeles South Coast, Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club. 5 Comment
  CAS-BOT-BC180941  Atriplex nummularia Edith A. Purer 1935-5-11 6586 Los Angeles Playa del Rey Comment
  UC519981  Atriplex nummularia Louis C. Wheeler 1933-4-27 1657 Los Angeles seaward bluffs Playa del Rey 7 Comment
  SBBG31224  Atriplex pacifica R. F. Thorne with P. C. Everett 1965-6-24 35035 Los Angeles near small pond impounded by dam in lower Cottonwood Cyn 45 Comment
  CAS-BOT-BC27903  Atriplex parishii Samuel Bonsal Parish; William Fletcher Parish 1881-10-1 1119 Los Angeles Costa Station Comment
  UCR95365  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9020 Los Angeles Liebre Mountains, Bouquet Canyon, south of Vazquez Canyon and NW of Cruzan Mesa, along Vazquez Canyon Road, c. 0.9 mi east of jct with Bouquet Canyon Road 524 Comment
  UCR73512  Atriplex prostrata Scott D. White 1992-10-8 917 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA250080  Atriplex rosea R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42191 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  RSA250490  Atriplex rosea R. F. Thorne 1967-10-10 37335 Los Angeles Angeles National Forest: Jackson Lake, W end of lake. 1867 Comment
  POM155783  Atriplex semibaccata M. B. Dunkle 1928-10-7 2000 Los Angeles Middle Ranch, Santa Catalina Island. 152 Comment
  RSA478402  Atriplex semibaccata F. R. Fosberg 1931-4-22 S 4678 Los Angeles Eagle s Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  RSA478426  Atriplex serenana Anonymous 1925-9-19 s.n. Los Angeles Catalina [Island]. Comment
  CAS-BOT-BC176739  Atriplex serenana var. serenana Alice Eastwood 1908-9-1 77 Los Angeles Bimini Baths Comment
  SBBG110904  Atriplex serenana var. serenana G. B. Grant, W. Wheeler 1904-4-21 Los Angeles Santa Catalina Island Comment
  RSA187777  Atriplex watsonii R. F. Thorne 1966-9-15 36690 Los Angeles Santa Catalina Island. Salina within the base of Ballast Point, Catalina Harbor. 0 Comment
  SDSU19659  Atriplex watsonii Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren 2000-7-19 2187 Los Angeles San Clemente Island, ca. 0.1 mile south from the end of road that runs south from Eel Point. 27 Comment
  RSA0031714  Avena fatua Dana Roche 1998-5-17 19 Los Angeles Mt. Baldy Road 1.7 miles from the intersection of Mills Ave. and Mt. Baldy Rd. 579 Comment
  RSA534155  Avena fatua Timothy S. Ross 1991-5-17 5052 Los Angeles San Clemente Island: flats SE of air terminal (New airfield, N end of island). 64 Comment
  UCD56387  Avena fatua Geoffrey Levin 1974-4-27 44 Los Angeles San Gabriel Mts. San Antonio Canyon below San Antonio Canyon Dam. Santa Ana River. Pacific Slope. 579 Comment
  CAS-BOT-BC145743  Avena sativa Peter H. Raven 1959-10-25 14709 Los Angeles Santa Monica Mountains. Point Dume. Morning View Drive. 60 Comment
  RSA350334  Baccharis emoryi F. R. Fosberg 1930-11-11 648 Los Angeles Templeton, S Puente 100 Comment
  RSA1230  Baccharis pilularis Knopf, E. R. Johnson 1930-2-1 1466 Los Angeles Near Little Harbor, Catalina Island 30 Comment
  LA203017  Baccharis salicifolia W. R. Ernst; May 1948 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  POM293912  Baccharis salicifolia Lyman Benson 1946-11-21 12250 Los Angeles Divide between Little Dalton canyon and San Gabriel River 610 Comment
  POM350365  Baccharis salicifolia Ora M. Clark 1929-1-27 1491 Los Angeles North Hollywood Comment
  UCSB27675  Baccharis salicifolia Lavinger, S. 1975-10-6 Los Angeles On Angeles Crest Highway, 0.3 miles north of Angeles Crest Ranger Station; San Gabriel Mountains 762 Comment
Read comments
Nov 12 2014
  UC55078  Baccharis salicina Miss E. D. Palmer Los Angeles Los Angeles Comment
  SD234282  Bahiopsis laciniata R. G. Swinney 1998-5-4 6045 Los Angeles San Gabriel Valley: Irwindale - Azusa boundary, old gravel pit immediately north of 210 Fwy. 167 Comment
  JEPS32260  Balsamorhiza deltoidea I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4628 Los Angeles Bouquet Canyon 1100 Comment
  CAS-BOT-BC400047  Berberis Joseph Andorfer Ewan 1932-7-4 7590 Los Angeles Millards [Millard] Canyon, San Gabriel Mts. 1158 Comment
  RSA2008  Berberis nevinii C. B. Wolf 1931-5-13 2004 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  POM4981  Bidens frondosa Anstruther Davidson 1917-9-15 s.n. Los Angeles Alvarado St. Comment
  UCR259078  Bidens laevis R. G. Swinney 2010-10-15 14049 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  UC1133858  Bloomeria crocea A. D. Gifford 1935-5-14 710 Los Angeles 3 1/2 mi. w. Manzana; Tejon Quad. Comment
  UC905459  Bloomeria crocea F. R. Fosberg 1931-4-10 S 4554 Los Angeles Avalon Canyon Santa Catalina Island 130 Comment
  RSA3521  Bloomeria crocea var. crocea Carl B. Wolf 1932-5-9 3464 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  RSA653787  Bloomeria crocea var. crocea J. Bogdanoff-Lord 1989-5-12 13 Los Angeles Angeles National Forest; 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA367318  Bloomeria crocea var. crocea Anstruther Davidson s.n. Los Angeles Los Angeles Comment
  RSA367320  Bloomeria crocea var. crocea Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  RSA643404  Boechera californica Orlando Mistretta 1993-5-20 842 Los Angeles Glendora Mountain Road, west of Cow Canyon Saddle. 1368 Comment
  SEINET7547706 Image available Bolboschoenus maritimus Scott D. White 1996-5-15 4041 Los Angeles Southern Coastal region: Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & S of Jefferson Blvd. Venice 7.5' Q 3 Comment
  RSA6056  Bothriochloa barbinodis C. B. Wolf 1932-10-3 4206 Los Angeles Santa Catalina Island: road to Renton Mine about 1 mile from junction with Wirgley Drive. 305 Comment
  SEINET3128293  Bothriochloa barbinodis G. B. Grant 41 Los Angeles Pasadena Comment
  UC1019740  Bothriochloa barbinodis R. P. Celarier 1953-9-11 A 2575 I Los Angeles Los Angeles area Comment
  POM3257  Bowlesia incana P. A. Munz 1918-3-28 s.n Los Angeles Pomona Comment
  RSA0081306  Brassica geniculata R. G. Swinney 2010-3-24 12072 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SEINET10957279  Brassica juncea Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2575 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  SEINET9119060  Brassica nigra E. Adams 1978-1 S.N. Los Angeles Altadena, Eaton Canyon. Sandy streambed. Comment
  LA210056  Brassica rapa John O'Leary; 1957-3-7 m 194 Los Angeles Hilgard Ave. and Le Conte Ave. near UCLA 182 Comment
  CAS-BOT-BC100399  Brickellia californica W. R. Dudley 1907-12-1 s.n. Los Angeles Monrovia Comment
  RSA226209  Brickellia californica Gary D. Cromwell, David W. Wheat 1971-5-14 651 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 mi. NE of Glendora. At canyon mouth, 20 m from road 366 Comment
  SBBG66134  Brickellia californica R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) Comment
  RSA737077  Brickellia nevinii Scott D. White, Justin M. Wood 2008-10-7 12556 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  SD211540  Brickellia nevinii Scott D. White, Justin M. Wood 2008-10-7 12556 Los Angeles San Gabriel Mountains; San Gabriel River - West Fork, between Bear Creek and Rincon Red Box Road (Azusa) 548 Comment
  RSA0068086  Brodiaea terrestris subsp. kernensis Michael C. Long 2015-4-13 922 Los Angeles Santa Monica Mtns., Agoura, sloping hill east of Kanan Rd. just S of Agoura Rd., (S of 101 Fwy.), Agoura Town Center project site. 274 Comment
  RSA600156  Bromus Steve Boyd, Lauren Raz 1997-5-1 9650 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
  RSA251488  Bromus arizonicus R. F. Thorne 1973-4-12 42940 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  CAS-BOT-BC149410  Bromus berteroanus Leo Whitney 1935-3-28 3028 Los Angeles 20 miles west of Lancaster. Comment
  UCR273448  Bromus carinatus R. G. Swinney 2011-5-19 14760 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  RSA311351  Bromus carinatus var. carinatus R. F. Thorne, M. Z. Thorne 1969-7-9 38580 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  UCR108642  Bromus carinatus var. carinatus L. C. Wheeler 1970-5-4 s.n. Los Angeles Altadena, 55 E. Pine Street Comment
  POM364004  Bromus catharticus Ida Lou Sayler 1942-4-14 s.n. Los Angeles San Marino. Comment
  UCD58407  Bromus catharticus Daryl Koutnik 1978-4-28 s.n. Los Angeles 6922 Hesperia Avenue, Reseda. 213 Comment
  RSA584057  Bromus diandrus Timothy S. Ross, Steve Boyd 1991-4-25 4615 Los Angeles San Gabriel Mountains: mouth of Graveyard Canyon (which joins lower E Fork of San Gabriel River at 1540 ft. elev.). 482 Comment
  RSA592818  Bromus diandrus Steve Boyd 1996-4-25 8672 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  RSA595654  Bromus diandrus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8574 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UC1131179  Bromus diandrus H. A. Jensen 1933-4-10 285 Los Angeles Hollywood Lake 243 Comment
  UCR213391  Bromus diandrus A. C. Sanders, Dan S. Cooper 2010-3-12 37330 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0071929  Bromus diandrus Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 38 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  RSA578133  Bromus grandis Timothy S. Ross, Walter Appleby 1993-5-13 7128 Los Angeles Western San Gabriel Mountains: Steep northerly slope ca 850 meters NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  UCR51555  Bromus grandis Lyman Benson 1945-6-5 11766 Los Angeles Transverse Ranges; San Gabriel Mountains, Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road 1372 Comment
  POM7110  Bromus hordeaceus P. A. Munz, L. T. Street, G. Williams 1919-4-19 2484 Los Angeles Lone Hill, San Dimas. Comment
  RSA600362  Bromus hordeaceus Steve Boyd, Lauren Raz 1997-5-28 9875 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA709576  Bromus hordeaceus A. C. Sanders, Helen Kennedy 2005-4-13 29475 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between mint and Plum Canyons. 457 Comment
  RSA748579  Bromus hordeaceus Scott D. White, Justin M. Wood 2009-5-6 12637 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  SD234237  Bromus hordeaceus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26119 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, 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 (Warm Springs Mtn 7.5' Q) 487 Comment
  UC2052836  Bromus hordeaceus M. B. Dunkle 1939-4-4 7254 Los Angeles San Clemente Island, Pyramid Cove. Comment
  SDSU959  Bromus madritensis subsp. rubens R. M. Beauchamp 1967-3-17 236 Los Angeles On Slope east of Wilson Cove. San Clemente Island, Calif. Comment
Read comments
May 16 2008
  UCD59293  Bromus pseudolaevipes Peter H. Raven 1960-5-15 15354 Los Angeles Santa Monica Mountains. Piuma Road 2.1 miles east of Rambla Pacifica. 487 Comment
  RSA127916  Bromus rubens P. H. Raven, H. J. Thompson 1959-5-5 14147 Los Angeles Mulholland Highway, 1 mile W of Las Virgenes Road; Malibu Creek drainage. 305 Comment
  RSA656184  Bromus rubens Joseph M. Keefe 1978-4-28 22839 Los Angeles Verdugo Mountains; Henderson Canyon, Mesa Lila Fire Road, 1 Km west of El Lado Road, under Edison Power Line, La Crescenta. 488 Comment
  UCD59512  Bromus rubens Beecher Crampton 1968-8-10 8319 Los Angeles Santa Catalina Island, Avalon. Comment
  UCD59519  Bromus rubens Geoffrey Levin 1974-4-27 42 Los Angeles San Antonio Canyon below San Antonio Dam. San Gabriel Mts. 579 Comment
  UCD59524  Bromus rubens Kenneth R. Montgomery; Thomas W. Strid 1973-6-18 73- 162 Los Angeles On north facing slope at Dillon Divide, San Gabriel Mountains. Comment
  UCR205915  Bromus rubens R. G. Swinney 2008-5-5 8750 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA714525  Bromus sterilis 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 Boquet Cyns. 610 Comment
  SEINET3923427  Bromus sterilis Louis C. Wheeler 1967-7-6 9929 Los Angeles San GABRIEL MOUNTAINS: San Dimas Canyon.; 0 488 Comment
  UCR92087  Bromus tectorum Scott D. White 1996-4-21 3936 Los Angeles Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill Blvd., east of Towne Ave. 323 Comment
  UCSB18587  Bromus tectorum Daniel, Dick 1964-5-15 Los Angeles Mint Canyon Campground; US Hwy 6, 7.7 mi NE of junction of Mint Canyon Rd and CA Hwy 126 640 Comment
  RSA0019998  Bromus tectorum Timothy S. Ross, Steve Boyd 1990-5-14 2470 Los Angeles Angeles National Forest: Yerba Buena Ridge Tujunga Ranger District 1128 Comment
  UC185564  Bromus trinii T. S. Brandegee 1890-5-12 Los Angeles Santa Catalina Island Comment
  CATA3302  Cakile maritima Amy Catalano, Jen Dreizehn 2017-3-16 019 Los Angeles Santa Catalina Island: Rippers Cove 4 Comment
  RSA678834  Calandrinia breweri V. Soza, LeRoy Gross 2001-4-24 1173 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.5 mile WNW of the Santa Anita Dam 823 Comment
  RSA466537  Calandrinia ciliata Christopher Davidson 1973-4-6 1869 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  RSA466540  Calandrinia ciliata Bonnie C. Templeton 1930-4-2 1407 Los Angeles Mulholland Dr., Northwest of Hollywood 600 Comment
  RSA251533  Callitriche marginata R. F. Thorne 1973-4-11 42802 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  SD82934  Calochortus albus Robert F. Thorne, A. C. Gibson 1971-5-22 39764 Los Angeles San Gabriel Mountains, Angeles National Forest, shaded, often rocky places in open woods or brush; Fish Canyon. 548 Comment
  CAS-BOT-BC132288  Calochortus catalinae B. C. Templeton 1939-4-19 4587 Los Angeles Huntington Palisades, Santa Monica Mountains Comment
  SBBG128385  Calochortus catalinae M. L. Hoefs 1991-4-18 1115 Los Angeles rd above Parson's Landing 129 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
  UCR16298  Calochortus clavatus Dave Cerf 1971-5-8 s.n. Los Angeles San Martinez Grande Canyon Road 1 mi north of Hwy 126 305 Comment
  RSA0135554  Calochortus plummerae David E. Bramlet 2004-5-24 3593 Los Angeles Peninsular Ranges; Chino-Puente Hills region: Whittier Hills, Landfill Cyn. No. 8. 183m East of Skyline Dr., 1km N of Turnbull Cyn., & 1.56km W of Orange Grove Ave. 318 Comment
  RSA134733  Calochortus plummerae Percy C. Everett, E. K. Balls 1959-6-29 23873 Los Angeles Stokes Canyon, Santa Monica Mountains. 152 Comment
  RSA547485  Calochortus plummerae Timothy S. Ross, Orlando Mistretta 1992-7-24 6756 Los Angeles San Gabriel Mountains: E of Strawberry Peak. 96 deg. east, 1080 meters distant from Strawberry Peak summit. 1506 Comment
  RSA701596  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1240 Los Angeles Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon. 1341 Comment
  POM246474  Calochortus splendens F. R. Fosberg 1931-5-7 S- 4844 Los Angeles Sweetwater Canyon, Santa Catalina Island. 160 Comment
  RSA670593  Calochortus splendens Bonnie C. Templeton 1930-5-13 1469 Los Angeles Bouquet Canyon. Comment
  RSA0110529  Calyptridium monandrum R. G. Swinney 2011-6-7 15094 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  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
  UCR86823  Calystegia macrostegia Scott D. White 1995-4-27 2970 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  SBBG17767  Calystegia macrostegia subsp. amplissima P. H. Raven 1962-7-12 18030 Los Angeles Northwest Harbor 15 Comment
  UC792397  Calystegia macrostegia subsp. amplissima Ira L. Wiggins 1949-2-22 11964 Los Angeles near ne end San Clemente Island 30 Comment
  UC1211116  Calystegia macrostegia subsp. intermedia Huron H. Smith 1912-6-5 5079 Los Angeles Santa Catalina Isl. , to Summit (to Summit) 243 Comment
  UCR200183  Calystegia macrostegia subsp. intermedia Valerie Soza, Laura A. Moore 2000-5-10 856 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  RSA479527  Calystegia occidentalis subsp. fulcrata Steve Boyd, Laura Kopase 1987-6-8 2073 Los Angeles 5 miles WNW of Wrightwood in Cedar Canyon near jct. w/ Mescal Creek. 1524 Comment
  SD230210  Calystegia occidentalis subsp. fulcrata Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Lost Canyon at Bear Creek Trail. Sunny southeast slope at edge of brush. 1219 Comment
  SFV17954  Calystegia occidentalis subsp. fulcrata J. N. Hogue, J. D. Dilley 1998-8-8 125 .1 Los Angeles San Gabriel Mountains Along Forest Route 3N07 to South Mount Hawkins from Pine Flats and Crystal Lake. Along road/trail above Big Cienega. 1980 Comment
  UC1584884  Calystegia occidentalis subsp. fulcrata Tim Ross, Steve Boyd 1991-7-24 5602 Los Angeles ridge nne Granite Mountain; Pacifico Mountain Quad., Granite Mountain vicinity 1926 Comment
  UCR238641  Calystegia occidentalis subsp. fulcrata Anuja Parikh, Nathan Gale 2010-6-18 3331 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 1.2 km north of State Hwy 2, Angeles Crest Hwy, 0.3 km west of Upper Big Tujunga Canyon Road, under powerlines 1225 Comment
  RSA764506  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2590 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  RSA764516  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2625 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, SE of Elizabeth Lake Rd. 958 Comment
  UCR270018  Camissonia R. G. Swinney 2010-3-24 12053 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR206131  Camissonia bistorta A. C. Sanders, T. B. Salvato 2009-5-29 37051 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
  RSA226940  Camissonia bistorta Robert F. Thorne, C. W. Tilforth 1971-6-17 39965 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA551280  Camissonia bistorta A. M. Johnson 1933-5-20 4302 Los Angeles San Gabriel Mountains, Fish Canyon Wash, open flat, west of bridge, Foothill Boulevard. Comment
  RSA0087383  Camissonia californica R. G. Swinney 2010-5-25 12972 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
  RSA226168  Camissonia californica Gary D. Cromwell, David W. Wheat 1971-5-14 641 Los Angeles San Gabriel Mountains, Mystic Canyon, 2 miles NE of Glendora Comment
  UCR220236  Camissonia californica R. G. Swinney 2009-4-15 10337 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, north of Azusa, El Encanto Azusa River Wilderness Park 296 Comment
  UCD103369  Camissonia campestris Daryl Koutnik; Vickie Dawes 1978-4-6 290 Los Angeles State Highway 18 just E of Valermo turnoff. 944 Comment
  CHSC26011  Camissonia campestris subsp. campestris James Henrickson 1971-5-2 5536 Los Angeles 15 mi. E. of Palmdale, 3 mi. N. of Hwy. 138 along 167 St. So. of Lovejoy Buttes in Mojave Desert. 944 Comment
  UCR214643  Camissonia cheiranthifolia A. C. Sanders, Dan S. Cooper 2010-3-12 37374 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA454045  Camissonia cheiranthifolia subsp. suffruticosa Gale Sphon 1955-4-12 s.n. Los Angeles Open sandy area near beach, Point Dume. Comment
  POM179186  Camissonia guadalupensis subsp. clementina Blanche Trask 1903-06 164 Los Angeles San Clemente Island. Comment
  RSA0106727  Camissonia hirtella R. G. Swinney 2011-5-31 14927 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA448987  Camissonia hirtella Anstruther Davidson 1914-6-1 2970 Los Angeles [Melies] Camp. San Gabriel Canon. Comment
  RSA0096981  Camissonia strigulosa Richard G. Swinney 2011-5-31 14906 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  CHSC13526  Camissoniopsis bistorta L. M. Mayer 1973-4-21 97 Los Angeles In field; ca. 10 yds off the rd through Big Tujunga Canyon ca 3.5 mi ne of the intersection of Foothill Blvd and Mt. Gleason Ave. 518 Comment
  SBBG60408  Camissoniopsis bistorta R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  SDSU8601  Camissoniopsis bistorta A. H. Gallup 1949-3-18 346 Los Angeles Claremont-open fields on Amhearst Ave. 382 Comment
  UC373558  Camissoniopsis bistorta Philip A. Munz 1928-5-1 11063 Los Angeles 3 mi n Claremont 500 Comment
  CAS-BOT-BC160432  Camissoniopsis cheiranthifolia subsp. suffruticosa Ernest Braunton 1902-5-25 343 Los Angeles Redondo Comment
  CHSC3668  Camissoniopsis hirtella Mary MacArthur 1966-5-12 15 Los Angeles San Rafael Mts--Glendale College. 213 Comment
  RSA0091988  Camissoniopsis hirtella R. G. Swinney 2011-7-7 15444 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UC1587622  Camissoniopsis intermedia Tim Ross 1991-4-21 4534 Los Angeles dry ridgetop on n side 1000 ft nw old water tank; Whittier Hills (Puente Hills, pro parte), Middle Turnbull Ca 280 Comment
  CAS-BOT-BC160528  Camissoniopsis lewisii Alice Eastwood 1906-6-2 166 Los Angeles San Pedro Comment
  SDSU3377  Camissoniopsis lewisii H. Wedberg 1957-4-1 13 Los Angeles In coastal sage on Point Dume. Comment
  RSA279036  Cannabis sativa R. F. Thorne 1971-4-23 41488 Los Angeles San Gabriel Mountains: Angeles National Forest; Chantry Flats, above Santa Anita Canyon. 640 Comment
  RSA650984  Capsella bursa-pastoris R. Danborn 1948-2-8 s.n. Los Angeles Claremont. Comment
  RSA785491  Cardamine californica Doris Bowers 1957-2-3 153 Los Angeles Dalton Canyon above Glendora 610 Comment
  RSA762452  Cardamine hirsuta R. G. Swinney 2009-2-20 10005 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  CAS-BOT-BC37897  Cardamine oligosperma Jerome S. Horton 1941-4-4 589 Los Angeles Angeles Forest. San Dimas Canyon on trail to flumes 4 and 5. 609 Comment
  POM214457  Cardamine oligosperma L. C. Wheeler 1934-3-23 2464 Los Angeles San Dimas Canyon, San Gabriel Mts. 427 Comment
  RSA723070  Carduus pycnocephalus LeRoy Gross 2007-5-16 2738 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  CDA6907  Carduus tenuiflorus George Garrettson 1957-5-17 Los Angeles Dudley Philips Ranch near Masonic Home, Covina. 0 Comment
  RSA0116655  Carex alma R. G. Swinney 2008-7-2 9135 Los Angeles San Gabriel Mtns.; north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  SEINET3167055  Carex alma G. B. Grant 138 -a Los Angeles Pasadena Comment
  UCR178887  Carex alma R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mtns., Glendora, north end of Big Dalton Dam near Big Dalton Canyon Rd. 518 Comment
  SEINET7827262 Image available Carex fracta J. Ewan 1936-1 9816 Los Angeles Blue-ridge near Big Pines auto road junction; San Gabriel Mountains Comment
  UC1929531  Carex multicaulis Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1680 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  CAS-BOT-BC118422  Carex praegracilis Peter H. Raven 1962-7-11 18005 Los Angeles Along stream in upper reaches of first canyon south of Lemon Tank. Comment
  RSA0062840  Carex schottii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6763 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CAS-BOT-BC117417  Carex senta George B. Grant 1904-7-24 6436 Los Angeles Mt. San Gorgonio, High Creek. 2895 Comment
  CAS-BOT-BC117316  Carex spissa Nora Pettibone; Frank W. Hubby 1896-5-28 s.n. Los Angeles Rubia Canyon near Pasadena. Comment
  RSA587275  Carex subfusca Timothy S. Ross 1990-5-17 2579 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  CAS-BOT-BC115671  Carex triquetra George B. Grant 1902-5-1 s.n. Los Angeles Glendora Comment
  CATA121  Carex triquetra Sarah Ratay, Lauren Danner 2006-3-24 93 Los Angeles Santa Catalina Island: In Airport Burn near photo point 8 321 Comment
  RSA425915  Castilleja affinis T. W. Minthorn 1923-4-3 s.n. Los Angeles Pacoima Wash. Comment
  RSA425905  Castilleja affinis subsp. affinis Edwin Kline 1923-4-2 s.n. Los Angeles San Gabriel Canyon. Comment
  JEPS66315  Castilleja applegatei subsp. martinii L. R. Heckard 1971-5-25 2579 Los Angeles San Dimas Canyon San Gabriel Mts. 579 Comment
  RSA660789  Castilleja applegatei subsp. martinii LeRoy Gross, Valerie Soza 2001-6-6 428 Los Angeles Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  POM175423  Castilleja applegatei subsp. martinii Joseph A. Ewan 1930-6-24 2700 Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains 1982 Comment
  RSA714913  Castilleja exserta A. C. Sanders, Mark A. Elvin 2003-4-14 25978 Los Angeles Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  OBI49271  Castilleja exserta Alice R. Hinde 1884-1 s.n. Los Angeles Anaheim Comment
  CATA484  Castilleja exserta subsp. exserta Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 626 Los Angeles Santa Catalina Island: N side of Cherry Harbor, overlooking harbor, ca. 60 m upslope 74 Comment
  JEPS30530  Castilleja foliolosa Henry J. Thompson 1959-3-27 1880 Los Angeles 0.5 mi e Saddle Peak; Santa Monica Mountains 670 Comment
  LA201796  Castilleja foliolosa Arthur C. Gibson; 2003-5-30 4948 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, Nickerson Arroyo Sequit National Recreation Area, near Mulholland Hwy along nature trail. 304 Comment
  UC1409140  Castilleja foliolosa Robert F. Thorne and C. W. Tilforth 1973-4-20 43117 Los Angeles Mormon Rocks and Cajon Canyon San Gabriel Mts., San Bernardino National Forest (Mojave Desert slope) 1036 Comment
  UCR142504  Castilleja foliolosa F. R. Fosberg 1931-3-18 S- 4292 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 20 Comment
  UCR198509  Castilleja foliolosa 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
  RSA639165  Castilleja miniata subsp. miniata Louis C. Wheeler 1967-9-3 10636 Los Angeles San Gabriel Mountains; Prairie Fork. 2317 Comment
  RSA593400  Castilleja minor subsp. spiralis Steve D. Boyd, Orlando Mistretta 1996-5-23 8821 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA670702  Castilleja minor subsp. spiralis Bonnie C. Templeton 1931-5-17 1210 Los Angeles Bouquet Canyon, San Gabriel Mountains. Comment
  RSA702435  Castilleja minor subsp. spiralis Scott D. White 2004-7-28 10657 Los Angeles San Gabriel Mountains: Clear Creek area. In and around 'The Pines' picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  RSA518003  Castilleja plagiotoma Steve D. Boyd, Orlando Mistretta 1986-3-31 1530 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
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Nov 30 2011
  RSA605498  Castilleja plagiotoma Louis C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge. 1433 Comment
  UC26497  Castilleja plagiotoma Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  UCR197745  Castilleja plagiotoma Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 77 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  RSA756980  Caulanthus amplexicaulis R. G. Swinney 2008-6-18 9066 Los Angeles Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  UCR280779  Caulanthus cooperi R. G. Swinney 2014-4-30 16279 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
  RSA531108  Caulanthus cooperi B. C. Templeton, I. W. Clokey 1930-4-8 1035 Los Angeles Mojave Desert, W of Lancaster in open fields 400 Comment
  SBBG18396  Caulanthus coulteri E. R. Blakley 1963-4-28 5608 Los Angeles Elizabeth Cyn, 4.5 mi NE of Hwy 99 Comment
  CAS-BOT-BC40221  Caulanthus lasiophyllus Louis C. Wheeler 1932-4-1 546 Los Angeles San Jose Hills at Pomona. 304 Comment
  UCR280521  Caulanthus lasiophyllus R. G. Swinney 2014-4-10 16010 B 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
  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
  RSA250436  Ceanothus crassifolius Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41609 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  RSA747045  Ceanothus crassifolius R. G. Swinney 2008-4-11 8664 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UCR258815  Ceanothus crassifolius R. G. Swinney 2010-5-25 12974 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  CAS-BOT-BC48869  Ceanothus cuneatus Le Roy Abrams; E. A. McGregor 1908-6-20 410 Los Angeles Liebre Mountains, near Elizabeth Lake Comment
  SBBG68374  Ceanothus cuneatus var. cuneatus R. Hoffmann 1932-4-6 Los Angeles Mint Cyn, N of Solemint Comment
  UCR182562  Ceanothus greggii Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  SBBG68457  Ceanothus leucodermis M. N. Ackley -Apr-1929 Los Angeles La Crescenta 365 Comment
  SEINET12209913  Ceanothus leucodermis M. T. Doutt 1931-1 643 Los Angeles Sierra Madre Mts. Trail between Mt. Lowe and Mt. Wilson 1768 Comment
  CATA3232  Ceanothus megacarpus Julie L. King 2017-1-17 43 Los Angeles Santa Catalina Island: North side of West End Rd., about 0.5 road miles northeast of junction with Silver Peak Rd. 105 Comment
  RSA399117A  Ceanothus megacarpus T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  SD45616  Ceanothus megacarpus Darley F. Howe 1953-5-2 Los Angeles Wain Canyon, Catalina Island Comment
  RSA213371  Ceanothus megacarpus var. insularis Reid V. Moran 1941-3-5 697 Los Angeles Salta Verde, Santa Catalina Island. 350 Comment
  RSA3695  Ceanothus megacarpus var. insularis Carl B. Wolf 1932-5-10 3541 Los Angeles Catalina Island. Ridge between Mt. Shatto and summit of Equestrial Trail, back of Avalon 335 Comment
  RSA508702  Ceanothus megacarpus var. insularis Mark Parratt 1965-1-25 640 Los Angeles Santa Catalina Island Comment
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Feb 9 2017
  UC18366  Ceanothus megacarpus var. megacarpus Dr. A. Davidson 1895-1 Los Angeles Comment
  UCSB3952  Ceanothus oliganthus Decker, Helen 1946-4-14 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains 1097 Comment
  LA52233  Ceanothus spinosus A. M. Johnson; 1934-5-4 4458 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UC1071381  Ceanothus spinosus A. D. Gifford 1934-4-26 174 Los Angeles Head of Ramera Canyon Triunfo Pass Quad. Comment
  CAS-BOT-BC63296  Ceanothus tomentosus var. olivaceus Cecil Hart 1927-5-1 s.n. Los Angeles San Dimas Canyon. Comment
  UC894386  Centaurea melitensis L. W. Nuttall 1920-1-1 74 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC272070  Centaurea melitensis Alice Eastwood 1917-7-20 6479 Los Angeles Santa Catalina Island Comment
  POM351509  Centaurea melitensis Ambrose Schindler 1940-5-15 s.n. Los Angeles Stone Canyon Comment
  SEINET12651363 Image available Centaurium venustum Muriel F. Wheeler 1938-6-13 975 Los Angeles San Dimas Wash, .5 mi NE of San Dimas County Park 360 Comment
  JEPS51335  Cerastium glomeratum Frank W. Peirson 1919-5-18 438 Los Angeles Monrovia Canyon San Gabriel Mts., Monrovia Canyon 457 Comment
  RSA441913  Cerastium glomeratum Anstruther Davidson 1893-4-10 s.n. Los Angeles Azusa. Comment
  UC465828  Cerastium glomeratum Crawford and Hiatt 1916-3-28 997 Los Angeles Santa Monica Mts. Comment
  RSA702910  Cercis occidentalis Michael Honer 2004-6-22 2027 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  UCSB2745  Cercocarpus betuloides var. betuloides Gill, Robert 1959-4-2 Los Angeles Pomona College, wash just south of observatory 365 Comment
  UCSB2753  Cercocarpus betuloides var. betuloides Foster, R. 1937-4-5 Los Angeles Near University Club, Claremont Comment
  LA88735  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-4-30 47 Los Angeles Santa Catalina Island, Side of road, upper St. Catherine's Hotel Canyon Comment
  UC466615  Cercocarpus betuloides var. blancheae F. M. Reed 1909-7-4 2836 Los Angeles Hills se of Avalon (Catalina Island); Catalina Island 335 Comment
  CAS-BOT-BC279526  Chaenactis artemisiifolia Henry J. Thompson 1959-5-31 2049 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Decker Road, 0.7 mile south of Ventura-Los Angeles county line 426 Comment
  UCR126718  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-4-14 25950 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
  OBI56575  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz, Timothy S. Rose 1997-4-1 9458 Los Angeles Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of "Osito Flat", a distinctive, open grassy break in slope under the high tension power lines. T6N R17W SE 3/4 sec 7 914 Comment
  RSA0098638  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-11 12699 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  UCR252575  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-5-11 12644 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  CHSC26364  Chaenactis santolinoides 1966-4-23 Los Angeles Ca. 27 miles NE of La Canada, 2 miles NE of Mt. Wilson on Hwy. 2 in San Gabriel Mtns. 1737 Comment
  OBI16832  Chaenactis santolinoides Rimo Bacigalupi, G. Thomas Robbins and L. R. Heckard 1953-6-14 4189 Los Angeles Upper slopes of So. Fork of Little rock Crk Cyn, higher N slopes of the San Gabriel Mts, Angeles Natl forest 1554 Comment
  UC1871068  Chaenactis stevioides T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4795 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
  RSA176331  Chaenactis stevioides var. brachypappa R. F. Thorne 1963-5-15 31678 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA249823  Chamaesyce albomarginata R. F. Thorne, Gary D. Wallace 1973-4-25 43391 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  SEINET3164760  Chamaesyce albomarginata L. Abrams 1902-5-31 2480 Los Angeles Inglewood Comment
  RSA435967  Chamaesyce albomarginata M. B. Dunkle 1933-4-19 3316 Los Angeles Palos Verde Hills. Comment
  RSA596760  Chamaesyce maculata L. C. Wheeler 1970-8-8 s.n. Los Angeles Norwalk. Cerritos College. 11,110 E. Alondra Blvd. Comment
  RSA662183  Chamaesyce polycarpa var. polycarpa Karin Palmer 1981-5-26 36 Los Angeles Cal Poly Pomona. Just south outside Bldg. 3, Rm. 110 window. Comment
  RSA607506  Chamaesyce serpens L. C. Wheeler 1973-6-14 s.n. Los Angeles California State University, Long Beach. Comment
  CAS-BOT-BC70012  Cheilanthes covillei LeRoy Abrams 1902-7-1 2626 Los Angeles Little Santa Anita Canyon Comment
  SDSU21588  Chenopodium album Robert F. Thorne 1970-10-15 41872 Los Angeles Rancho Santa Ana Botanic Garden, Claremont, California. 366 Comment
  SBBG102663  Chenopodium album C. F. Smith 1958-8-27 5846 Los Angeles Ventura Blvd near Sepulveda Blvd, San Fernando Valley Comment
  RSA423258  Chenopodium atrovirens F. R. Fosberg, J. Ewan 1931-6-12 4977 Los Angeles along ridge trail near big rock-Bear Creek divide 2133 Comment
  SD248396  Chenopodium berlandieri R. G. Swinney 2010-8-30 13609 Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon borrom/Gabrieleno Trail to 0.5 mile upstream (Mt. Wilson 7.5'Q) 594 Comment
  UC1980197  Chenopodium berlandieri R. Old 2003-3-20 sn Los Angeles USA. CALIFORNIA. Los Angeles. Santa Monica / Los Angeles vicinity. Comment
  RSA478447  Chenopodium berlandieri var. sinuatum F. R. Fosberg 1931-7-13 S 5376 Los Angeles Santa Catalina Island. Middle Ranch Canyon. 200 Comment
  UCR194839  Chenopodium botrys R. G. Swinney 1998-8-6 6680 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  RSA478482  Chenopodium californicum Ora M. Clark 1929-4-30 1899 Los Angeles W. Lancaster Comment
  RSA757086  Chenopodium fremontii R. G. Swinney 2008-10-8 9520 Los Angeles Ball Flat, north of Jackson Lake 1878 Comment
  POM310575  Chenopodium multifidum Hulda Crooks 1945-10-22 134 Los Angeles Claremont. 351 Comment
  RSA0087063  Chenopodium murale R. G. Swinney 2010-5-4 12531 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
  RSA126736  Chenopodium murale P. H. Raven 1959-3-15 13850 Los Angeles Stream east of Zuma Beach, Point Dume. 9 Comment
  RSA534001  Chenopodium murale T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5125 Los Angeles San Clemente Island, eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  UCR205730  Chenopodium pumilio A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37014 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
  RSA279020  Chenopodium rubrum R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42192 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  CAS-BOT-BC460917  Chenopodium strictum var. glaucophyllum Peter H. Raven 1961-10-15 17846 Los Angeles San Gabriel River at Atherton Street, Long Beach 1 Comment
  UCR85816  Chlorogalum parviflorum T. S. Ross, Annette Ross 1991-6-3 5528 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 287 Comment
  UCR61522  Chorizanthe leptoceras T. P. Krantz, Fred Hinshaw, Christi Perala 1988-5-3 s.n. Los Angeles Big Tujunga Canyon Wash, east of Foothill Blvd. crossing of wash. Site proposed for development of Los Angeles International Golf Course [built, =Angeles National G. Club] 384 Comment
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Oct 25 2015
  UC72684  Chorizanthe parryi var. parryi Geo. B. Grant Jun 1902 171 Los Angeles Mount Lowe Mount Lowe (Southern California) Comment
  UCR204039  Chorizanthe perfoliata R. G. Swinney 2005-5-14 8233 Los Angeles San Gabriel Mountains, north of Juniper Hills, south of Pear Blossom, southeast corner of Tejon Road and Longview Road (131st Street) 1091 Comment
  POM214394  Chorizanthe staticoides Louis C. Wheeler 1932-4-30 668 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  RSA392680  Chorizanthe staticoides Edwin Kline 1924-6-22 s.n. Los Angeles Mt. Wilson Comment
  RSA424903B  Chorizanthe staticoides L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles Near Junction of Foothill Blvd and Irwindale Ave. City of Irwindale. Collected in isolated floodplain between gravel pit and the San Gabriel Channel. 168 Comment
  RSA627561  Chorizanthe staticoides Sandy Leatherman, Brian Daniels 1998-5-27 37 Los Angeles Santa Monica Mountains: south of Woolsey Canyon Road approx. .25 mile down the existing dirt road. 366 Comment
  RSA65268  Chorizanthe staticoides F. W. Peirson 1921-5-20 5342 Los Angeles Little Rock Creek 1067 Comment
  UC52617  Chorizanthe staticoides J. H. Barber 1897-6-24 173 Los Angeles Mountains near Newhall (Southern California); Mountains near Newhall Comment
  UCR126753  Chorizanthe staticoides A. C. Sanders, Andy Thomson 2003-4-15 26002 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR205072  Chorizanthe staticoides R. G. Swinney 2008-4-7 8617 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  UCR277126  Chorizanthe staticoides R. G. Swinney 2010-5-29 13244 Los Angeles San Gabriel Mountains, May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54 854 Comment
  CAS-BOT-BC247865  Chorizanthe watsonii Timothy S. Ross; Steve Boyd 1995-6-29 8662 Los Angeles Liebre Mountains. Near west summit of Liebre Mountain. 1673 Comment
  UCR48838  Chrysanthemum coronarium David Charlton 1987-6-15 1081 Los Angeles Lomita, Alexander Fleming Jr. High School, near Walnut Street and 256th St. Nearest main streets are Pacific Coast Hwy and Western Ave. 15 Comment
  RSA476623  Chrysolepis sempervirens Ora M. Clark 1928-12-8 1369 Los Angeles San Antonio Peak, San Gabriel Mts. Comment
  UCR202719  Chrysothamnus nauseosus R. G. Swinney 2001-8-18 8058 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  POM352122  Cichorium intybus Anstruther Davidson 1917-07 3158 Los Angeles Los Angeles Comment
  JEPS30450  Cichorium intybus Donald W. Kyhos 1958-12-4 58 -235 Los Angeles Puente Hills Whittier Comment
  UCD130640  Cirsium occidentale var. californicum P. B. Kennedy 1928-3-28 s.n. Los Angeles Ridge above Avalon, Santa Catalina Island. Comment
  RSA316338  Cistanthe monandra R. F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 54950 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA199049  Cistus ladanifer W. M. Gauntt 1966-4-30 173 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  CAS-BOT-BC172429  Clarkia bottae Geo. B. Grant 1906-6-10 6666 Los Angeles Mt. Lowe, Castle Canyon Trail Comment
  LA45533  Clarkia bottae J. A. Ewan; 1930-5-30 2251 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, above Hollywood Lake. 304 Comment
  LA45538  Clarkia bottae Carl Epling; 1931-4-18 45538 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA422719  Clarkia bottae Anstruther Davidson 1907-01 s.n. Los Angeles Canyon [Edgemont?] Hollywood. Comment
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Nov 12 2014
  UC535310  Clarkia bottae Ira W. Clokey, B. Templeton May 1929 4534 Los Angeles Mandeville Canyon Santa Monica Mountains 250 Comment
  UCD104355  Clarkia bottae Ray A. Evans 1951-5-5 s.n. Los Angeles 2 miles S of Puddingstone Dam in Kellogg Hills. 609 Comment
  CHSC3723  Clarkia cylindrica Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  HSC83415  Clarkia cylindrica D. L. Koutnik, Vickie Dawes 1978-5-12 489 Los Angeles Decker Rd., N of Mulholland Hwy. 488 Comment
  CAS-BOT-BC172100  Clarkia dudleyana Wesley O. Griesel 1961-6-3 s.n. Los Angeles State Hwy. 2 about 3 mi. above La Canada, San Gabriel Mts. 609 Comment
  POM153247  Clarkia dudleyana C. L. Hitchcock 1928-5-1 45 Los Angeles Evey s canyon, near Claremont. 800 Comment
  RSA652346  Clarkia dudleyana Gene Cooper 1961-5-1 s.n. Los Angeles Big Dalton Canyon Comment
  RSA448267  Clarkia epilobioides M. B. Dunkle 1929-4-21 2141 Los Angeles Santa Catalina Island: Rock Spring Canyon. Comment
  UC73316  Clarkia epilobioides E. D. Palmer Apr. 1902 Los Angeles near Glendora Comment
  POM153230  Clarkia epilobioides C. L. Hitchcock 1928-5-3 48 Los Angeles Santa Monica Mountains, Santa Anita canyon. 61 Comment
  RSA697028  Clarkia rhomboidea LeRoy Gross, P. Morton 2004-6-9 1344 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.) 1688 Comment
  UCR210138  Clarkia rhomboidea R. G. Swinney 2008-8-13 9387 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  CLARK-A1528-3373  Clarkia unguiculata John C. Roos 1942-6-6 989 Los Angeles Placerita Canyon Comment
  RSA225691  Clarkia unguiculata Robert F. Thorne, Arthur C. Gibson 1971-5-22 39729 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 290 Comment
  RSA593498  Clarkia unguiculata Steve Boyd, Mike Wall 1996-5-16 8769 Los Angeles Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake 549 Comment
  RSA709582  Claytonia parviflora A. C. Sanders, Helen Kennedy 2005-4-13 29467 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between mint and Plum Canyons. 457 Comment
  RSA750110  Claytonia parviflora R. G. Swinney 2008-5-5 8772 Los Angeles 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
  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
  UCR271053  Claytonia parviflora subsp. viridis R. G. Swinney 2011-6-6 15008 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA650583  Claytonia perfoliata Jim Moon 1948-3-27 s.n. Los Angeles Located on Bass Cleft Ranch 3 1/2 mi. S/W of San Dimas. 228 Comment
  UCR270053  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-17 14125 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UCR271732  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-26 14197 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA613169  Claytonia perfoliata subsp. perfoliata Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  SBBG127080  Claytonia rubra subsp. rubra A. Parikh, N. Gale 2011-6-28 3519 Los Angeles upper Big Tujunga Cyn, 0.1 km SW of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1280 Comment
  UCR270090  Clematis lasiantha R. G. Swinney 2011-4-9 14365 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  POM156361  Cleome isomeris L. R. Abrams 1902-6-10 2509 Los Angeles Near Playa del Rey. Comment
  CAS-BOT-BC423122  Cleomella obtusifolia Ralph Hoffmann 1927-9-23 s.n. Los Angeles Lancaster Comment
  RSA0082604  Collinsia bartsiifolia var. davidsonii Ernest C. Twisselmann 1962-4-18 6952 Los Angeles Tejon Ranch: Oso Canyon. 1036 Comment
  RSA408261  Collinsia heterophylla Louis C. Wheeler 1932-5-8 691 Los Angeles Puddingstone Dam; San Jose Hills 305 Comment
  UC56431  Collinsia heterophylla Ernest Braunton Mar 1903 850 Los Angeles Playa del Rey Comment
  UC672480  Collinsia heterophylla H. L. Mason 1927-6-11 3750 Los Angeles San Gabriel Mountains, Mount Wilson Mount Wilson; San Gabriel Mountains, Mount Wilson Comment
  RSA408257  Collinsia heterophylla R. S. Woglum 1930-4-23 s.n. Los Angeles Los Angeles (east-central) Comment
  POM21410  Collinsia parryi George B. Grant 1904-5-5 s.n. Los Angeles Arroyo Seco near Pasadena Comment
  RSA0117339  Collinsia parryi E. Crow 1928-5-2 279 Los Angeles San Antonio Canyon, San Gabriel Mountains. So. Calif. Comment
  UC1929607  Comarostaphylis diversifolia subsp. planifolia Mark Elvin, Sarah Crockett 1997-3-17 374 Los Angeles Channel Island; Santa Catalina Island: Cape Canyon. W side of canyon. Comment
  RSA470546  Conium maculatum F. R. Fosberg 1930-7-3 S- 3037 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  UCR62075  Conium maculatum S. J. Myers, R. Montijo 1990-4-19 s.n. Los Angeles Powder Canyon, city of La Habra Heights 245 Comment
  CATA3341  Convolvulus arvensis Amy Catalano, Julie King 2016-5-24 122 Los Angeles Santa Catalina Island: Quail Valley, on hillside outside E side of fenced yard, W-facing slope 138 Comment
  UCR277182  Conyza canadensis R. G. Swinney 2010-10-5 13973 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  UC56999  Cordylanthus rigidus subsp. setiger Miss E. D. Palmer July, 1902 11 Los Angeles Glendora Comment
  POM306341  Cordylanthus rigidus subsp. setiger Henry J. Ramsey, Henry J. Ramsey 1937-8-23 1423 Los Angeles Altadena. Comment
  RSA412295  Cordylanthus rigidus subsp. setiger Wm. Martin 1971-8-25 s.n. Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  RSA497601  Coreopsis bigelovii A. C. Sanders, E. J. Lawlor 1988-4-3 7751 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  SEINET2050073 Image available Coreopsis bigelovii C. W. Sharsmith 1957-4-13 6375 Los Angeles One mile south of Gorman. 1067 Comment
  CAS-BOT-BC287092  Coreopsis douglasii Louis C. Wheeler 1933-4-16 1646 Los Angeles Liveoak Canyon, San Gabriel Mts 426 Comment
  RSA149753  Corethrogyne filaginifolia Wesley O. Griesel 1961-9-23 s.n. Los Angeles Switzers Camp. 762 Comment
  RSA0051646  Corethrogyne filaginifolia var. virgata A. Lee Haines 1971-9-27 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains. 259 Comment
  UC875866  Cornus glabrata Carl B. Wolf 1932-10-4 4221 Los Angeles 200 ft above forks L. Fork Hamilton Canyon; Santa catalina Isl., L. Fork Hamilton Canyon 121 Comment
  UCR205573  Coronopus didymus R. G. Swinney 2008-5-30 8878 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
  RSA602767  Cortaderia selloana L. C. Wheeler 1972-12-24 12802 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  LA211076  Cotula australis Arthur C. Gibson; 2010-1-10 5278 Los Angeles Hollywood Hills, Griffith Park, along road near parking lot of Travel Town. Comment
  SEINET10449690  Crassula argentea Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4868 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  SBBG126058  Crassula colligata subsp. lamprosperma R. G. Swinney 2009-2-20 10028 Los Angeles mouth of San Gabriel Cyn, between 210 Fwy and Foothill Blvd, Azusa/Irwindale, 200-300 m E of San Gabriel River channel 177 Comment
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Jul 11 2016
  RSA0041777  Crassula connata Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2812 Los Angeles Santa Catalina Island: Hillside of upper Cape Canyon. 451 Comment
  SD90278  Crassula connata Robert F. Thorne 1973-4-11 42800 Los Angeles San Clemente Islandp 0lateau in Middle Ranch area at head of Middle Ranch Canyon. 424 Comment
  RSA639746  Crassula tillaea L. C. Wheeler 1969-4-12 s.n. Los Angeles Pine Canyon spur of Brown Mt. road on ridge at south side, Pine Canyon off Arroyo Seco. Ca. on section line between [sections] 29 and 3. 754 Comment
  POM156724  Crepis acuminata L. R. Abrams 1902-7-12 2712 Los Angeles Coldwater Canyon, San Antonio Mountains Comment
  CAS-BOT-BC290530  Crepis capillaris A. J. McC. 1893-5-20 137 Los Angeles In Pasadena Comment
  CATA2324  Crocanthemum greenei Amy Catalano 2015-5-8 004 Los Angeles Santa Catalina Island: Above Gallagher Beach, ca. 800 yards east of Toyon Road, near individual GC 13 164 Comment
  UC729525  Crocanthemum scoparium var. vulgare Carl B. Wolf 1932-5-13 Los Angeles 3.5 mi (by road) from Avalon (on way to isthmus, s of largest reservoir); Santa Catalina Island 365 Comment
  CAS-BOT-BC175838  Crossosoma californicum Tim Ross 1993-4-22 6881 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 1000 m ESE of Cactus Peak summit 446 Comment
  CATA3237  Crossosoma californicum Julie L. King 2017-1-17 48 Los Angeles Santa Catalina Island: East side of West End Rd., between Emerald Bay and Cherry Valley, about 0.9 road miles southeast of junction with Howlands Watertank Rd. 52 Comment
  CATA56  Crossosoma californicum USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 35 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  RSA640987  Crossosoma californicum R. F. Thorne 1975-3-22 45761 Los Angeles Santa Catalina Island: North slope of Blackjack Mountain, above Blackjack Camp. 518 Comment
  RSA704714  Crossosoma californicum G. D. Wallace, M. Wallace 1985-3-2 2171 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  SBBG21942  Crossosoma californicum R. F. Thorne with P. C. Everett 1964-2-6 Los Angeles above Fourth of July Cove 30 Comment
  SD90452  Crossosoma californicum Robert F. Thorne, Doug Propst 1973-2-14 42478 Los Angeles Santa Cataline Island, junction of Isthmus and Marine Science Laboratory roads 120 Comment
  CAS-BOT-BC224893  Croton californicus Jeremiah George 2011-6-20 s.n. Los Angeles South Coast: Palos Verdes Estates, just east of junction of Palos Verdes Dr. North and Pso [Paseo] del Campo 92 Comment
  RSA480562  Croton californicus G. R. Johnstone 1925-3-8 17842 Los Angeles Catalina Island Comment
  RSA600261  Croton californicus L. C. Wheeler 1947-7-11 6547 Los Angeles San Gabriel Mtns: Millard Canyon. Mesa between Millard Canyon and Arroyo Seco. Comment
  RSA760715  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UC17562  Croton californicus W. H. Brewer Dec 1 1860-Dec 5 1860 28 Los Angeles Los Angeles Comment
  RSA594302  Crypsis schoenoides Steve Boyd, Lauren Raz 1996-10-14 9068 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  UCR189949  Cryptantha R. G. Swinney 1998-8-31 6869 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
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Feb 19 2020
  UC857159  Cryptantha barbigera I. W. Clokey 1929-7-11 4591 Los Angeles w of Mandeville Canyon 350 Comment
  RSA515213  Cryptantha circumscissa Steve Boyd 1986-3-30 1511 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UCR223237  Cryptantha circumscissa R. G. Swinney 2009-5-27 10880 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  LA94295  Cryptantha clevelandii Harlan Lewis; 1940-4-3 1282 Los Angeles Santa Monica Mountains, 10 mi. N [W] of Malibu Beach 1 Comment
  UC78665  Cryptantha clevelandii T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  POM368355  Cryptantha clevelandii E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  UCR223118  Cryptantha echinella R. G. Swinney 2009-5-13 10782 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
  POM369516  Cryptantha intermedia E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA0110845  Cryptantha intermedia R. G. Swinney 2011-5-6 14604 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  UC56961  Cryptantha intermedia Harley P. Chandler 1897-2-6 Los Angeles Claremont 487 Comment
  POM9236  Cryptantha intermedia P. A. Munz 1920-3-17 3365 Los Angeles Lone Hill, glendora. 335 Comment
  RSA159350  Cryptantha intermedia P. H. Raven 1962-4-10 17201 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA651002  Cryptantha intermedia G. Foster 1961-5-18 s.n. Los Angeles Little Dalton Canyon, [Angeles] Natl. Forest. Comment
  SBBG19189  Cryptantha intermedia M. A. Piehl 1963-12-8 631088 Los Angeles Cave Cyn, ca. 0.25 mi from mouth 30 Comment
  RSA605432  Cryptantha micrantha L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  SD255675  Cryptantha micromeres Dan S. Cooper 2015-4-3 315 19 Los Angeles Los Angeles Basin/Western Transverse Range: Griffith Park, Los Angeles, Skyline Trail. (Burbank 7.5'Q) 182 Comment
  SBBG119923  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Castaic Mesa, Newhall Ranch, N of Charlie Cyn and E of Lake Hughes Rd 396 Comment
  RSA727247  Cryptantha muricata R. G. Swinney 1998-7-2 6198 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UC1063843  Cryptantha muricata P. L. Johannsen 1934-3-5 317 Los Angeles 1 mi ne Castac; Santa Susana Quad. 426 Comment
  UC306199  Cryptantha muricata D. L. Crawford 1916-3-1 Los Angeles above Claremont 914 Comment
  UCR119284  Cryptantha muricata A. C. Sanders, D. Malueg 1998-6-22 22047 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA646966  Cryptantha muricata Orlando Mistretta 1992-9-4 794 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  RSA0079158  Cryptantha muricata var. denticulata R. F. Thorne, John Olmsted 1965-8-26 35368 Los Angeles San Gabriel Mts.: Angeles National Forest, along Blue Ridge near upper end of Holiday Hill Ski Lift. 2470 Comment
  RSA0079399  Cryptantha muricata var. jonesii Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 2 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA0079461  Cryptantha muricata var. jonesii F. W. Peirson 1925-4-23 5794 Los Angeles Burned hillslope at forks of San Gabriel River. 533 Comment
  RSA0073267  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2005-4-21 2072 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA0079271  Cryptantha muricata var. muricata Timothy S. Ross 1994-5-10 7699 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit. 854 Comment
  RSA0079617  Cryptantha muricata var. muricata Orlando Mistretta 1992-9-4 796 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  RSA617472  Cryptantha nevadensis Scott D. White, P. De Vries 6763 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 548 Comment
  RSA589969  Cryptantha nevadensis var. rigida Orlando Mistretta 1994-3-30 948 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E Creek below dam. 960 Comment
  UCR192564  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-10 34813 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
  RSA643167  Cryptantha nevadensis var. rigida Orlando Mistretta 1994-4-15 1055 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Creek Section. 1188 Comment
  RSA0115709  Cryptantha oxygona Andrew C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37955 Los Angeles Tehachapi Mountains: Crane Canyon, 1.0 mile SE(144 degrees) of Castac Lake, 1.7 mi NE(43 degrees) of Groman, just S of Kern Co. line. 1141 Comment
  UCR214031  Cryptantha oxygona A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37955 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  SEINET3860018  Cryptantha pterocarya R. G. Swinney 2009-4-24 10436 Los Angeles Transverse Ranges: San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  SD90389  Cryptantha pterocarya var. pterocarya Robert F. Thorne, C. W. Tilforth 1973-4-20 43047 Los Angeles San Gabriel Mountains, Mojave Desert slopes; 3.2 miles south of Highway 138 along Grandview Canyon Road. 1280 Comment
  UCR205905  Cryptantha pterocarya var. pterocarya R. G. Swinney 2008-5-5 8769 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
  UCR205924  Cryptantha pterocarya var. pterocarya R. G. Swinney 2008-5-5 8760 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  SDSU20588  Cryptantha similis Ronald B. Kelley 2005-3-23 675 Los Angeles 1.8 miles W of CR N6 junction on Northside of Fort Tejon Road. 1036 Comment
  UC24744  Cryptantha simulans H. M. Hall 1900-6-1 Los Angeles Swartout Canyon 1828 Comment
  UCR193640  Cucurbita foetidissima A. C. Sanders 2008-7-10 35727 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
  HSC7009  Cucurbita foetidissima C. E. Fellows 1965-9-3 129 Los Angeles 0.5 mi. W of intersection of Las Virgenes Rd. on Mulholland Rd. Comment
  SEINET10625772  Cucurbita pepo Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3771 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UCR205523  Cupaniopsis anacardioides A. C. Sanders, T. B. Salvato 2009-5-19 36814 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
  UCR178171  Cupressus guadalupensis var. forbesii LeRoy Gross 2002-2-23 480 Los Angeles Los Angeles Basin; Verdugo Mountains, Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek to the main crest of the Verdugo Mtns 549 Comment
  CAS-BOT-BC224486  Cuscuta californica F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  HSC6389  Cuscuta californica C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  IRVC26332  Cuscuta californica A. C. Sanders, Andy Thompson 2003-4-15 25992 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  RSA751110  Cuscuta californica Justin M. Wood 2009-6-5 829 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA250488  Cuscuta californica var. californica R. F. Thorne, John Dourley 1967-10-10 37351 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  SD230211  Cuscuta californica var. californica Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: Ridge at head of South Fork Alder Gulch. 2133 Comment
  UCR129501  Cuscuta subinclusa A. C. Sanders, Mark Elvin 2002-6-20 25222 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
  RSA596460  Cuscuta subinclusa R. G. Swinney 1989-7-14 s.n. Los Angeles Big Dalton Canyon, in and near the city of Glendora. E edge of water tank at N terminus of Englewild Ave. 396 Comment
  UC23278  Cuscuta subinclusa Brewer 1800-1 68 Los Angeles Comment
  SEINET9037764 Image available Cylindropuntia echinocarpa M. A. Baker, Michelle Cloud-Hughes 2014-11-15 18260 Los Angeles San Gabriel Mountains, Soledad Canyon, just south of the Vincent Fire Station, north side of Route 14, 10km SSW of Palmdale, 50km NNE of central Los Angeles 940 Comment
  RSA608253  Cynodon dactylon L. C. Wheeler 1966-10-25 9062 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UC76773  Cynodon dactylon J. Burtt Davy 1901-5 7755 Los Angeles Los Angeles Comment
  RSA32487  Cyperus erythrorhizos G. C. Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas. Comment
  RSA604479  Cyperus odoratus L. C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. Comment
  RSA651096  Cytisus monspessulanus Rudolf Schmid 1962-4-26 s.n. Los Angeles By northern pond, Cal Poly, Pomona. Comment
  RSA702179  Cytisus striatus Scott D. White 2004-8-20 10735 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  RSA597282  Dactylis glomerata Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3730 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA0083122  Datisca glomerata R. G. Swinney 2010-6-4 13029 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  UCR199670  Datura stramonium Scott D. White, Ed Kentner, Amanda Breen 2007-7-18 11759 Los Angeles Los Angeles Basin, Whittier Narrows Recreation Area south of the 60 fwy and west of 605 fwy. 'Legg Lake 64 Comment
  RSA594312  Datura wrightii Steve D. Boyd, Lauren Raz 1996-10-14 9044 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA602184  Datura wrightii Louis C. Wheeler 1946-10-26 6390 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon; 1/2 mile east of Camp Rincon. Comment
  UC1349337  Daucus pusillus Robert F. Thorne and P. Everett 1965-6-22 34897 Los Angeles upper portion along roadside Avalon Canyon; Santa Catalina Isl., Avalon Canyon 274 Comment
  RSA151289  Daucus pusillus P. H. Raven 1962-4-9 17168 Los Angeles Near barracks, Wilson Cove, San Clemente Island 61 Comment
  RSA533968  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5188 Los Angeles San Clemente Island: Twin Dams; shallow pond at the westerly of the two earthen dams, and mesic inlet draw 474 Comment
  CAS-BOT-BC130928  Deinandra clementina Reid Moran 1958-9-15 6837 Los Angeles Wilsons Cove, San Clemente Island 50 Comment
  SBBG12506  Deinandra clementina P. H. Raven 1962-7-11 18013 Los Angeles Wilson Cove 60 Comment
  SBBG54243  Deinandra clementina F. C. Boutin 1967-4-23 1634 Los Angeles Wilson Cove Comment
  SBBG97029  Deinandra clementina S. Boyd with T. Ross, L. Arnseth 1990-4-8 4419 Los Angeles Bryce Cyn near Malo Pt Comment
  UC483208  Deinandra clementina L. R. Abrams and I. L. Wiggins 1931-7-6 381 a Los Angeles vicinity of Mosquito Harbor; San Clemente Island Comment
  SBBG128559  Deinandra clementina M. L. Hoefs, P. Hartman, B. Marin 1995-6-27 2335 Los Angeles Catalina Harbor 3 Comment
  UC68893  Deinandra fasciculata H. M. Hall 1905-6-1 6256 Los Angeles San Francisquito Canyon Comment
  CAS-BOT-BC299310  Deinandra fasciculata Louis Kienitz 1935-8-11 s.n. Los Angeles Westwood Drive, Across the street from the University of California Los Angeles campus Comment
  CAS-BOT-BC294071  Deinandra kelloggii A. D. E. Elmer 1902-6-1 4181 Los Angeles Lancaster Comment
  SBBG55869  Deinandra minthornii R. Gustafson, S. Keeley 1978-10-16 970 Los Angeles Diamond Bar Ranch, N end of Topanga Cyn Blvd at the jct of the Simi Freeway about 0.5 mi E of Iverson Rd, Santa Susana Mtns Comment
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Nov 16 2009
  RSA402603  Delosperma litorale Robert Gustafson 1981-5-15 2228 Los Angeles Ballona Wetlands, Area 3 Comment
  RSA650492  Delphinium cardinale G. Foster 1961-6-21 s.n. Los Angeles Old Baldy Rd., Angeles Natl. Forest. Comment
  RSA715158  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  RSA650486  Delphinium parryi John Manning 1948-5-25 22 Los Angeles 4 miles S. SW. of Claremont. 244 Comment
  CAS-BOT-BC116259  Delphinium parryi subsp. parryi Ernest Braunton 1903-6-1 894 Los Angeles Glendale to Burbank Comment
  CAS-BOT-BC116274  Delphinium parryi subsp. parryi C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  SBBG128443  Delphinium parryi subsp. parryi M. L. Hoefs 1995-5-23 2135 Los Angeles upper Middle Cyn 225 Comment
  CAS-BOT-BC116281  Delphinium parryi subsp. parryi H. D. Ripley; R. C. Barneby 1941-3-24 3188 Los Angeles Playa del Rey 9 Comment
  UC569959  Delphinium parryi subsp. purpureum A. Simontacchi 1935-5-26 41 Los Angeles 2 1/4 miles Southeast of Neenach 1066 Comment
  CAS-BOT-BC121541  Delphinium patens subsp. hepaticoideum George B. Grant 1898-4-1 s.n. Los Angeles Mount Wilson trail Comment
  CAS-BOT-BC116378  Delphinium patens subsp. montanum Timothy S. Ross 1993-5-16 7148 Los Angeles Glendora Ridge Road on the divide between San Dimas Canyon and Cow Canyon. Mt. Baldy 7.5' USGS quadrangle; 1331 Comment
  RSA0030020  Delphinium patens subsp. montanum W. G. Webb 1935-4-17 s.n. Los Angeles Arroyo Seco, near La Canada Comment
  JEPS32555  Dendromecon harfordii Carl B. Wolf 1932-10-5 4227 Los Angeles 1/3 mi from Black Jack Mine (on road to Middle Ranch); Santa Catalina Island 457 Comment
  CHSC3676  Dendromecon rigida Mary Mae Arthur 1966-5-26 33 Los Angeles Switzers camp- San Gabriel Mts. 914 Comment
  POM420  Dendromecon rigida L. R. Abrams 1901-04 1373 Los Angeles Santa Monica Mountains Comment
  POM246485  Dendromecon rigida subsp. rhamnoides Carl B. Wolf 1932-10-5 4227 Los Angeles Santa Catalina Island. 1/3 mile from Black Jack Mine on road to Middle Ranch 457 Comment
  LA10713  Deschampsia danthonioides Victor Duran; 1933-7-9 3507 Los Angeles San Gabriel Mountains, Horse Flats 1676 Comment
  POM210813  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles Horse Flats, San Gabriel Mountains. 1677 Comment
  UCR151969  Descurainia pinnata subsp. glabra LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 883 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  RSA586288  Descurainia pinnata subsp. halictorum Orlando Mistretta 1995-3-14 1539 Los Angeles San Gabriel Mountains: Broad drainage basin on desert edge W of Little Rock Creek. On Emma section of Little Rock creek Management Unit 1052 Comment
  SEINET12005373  Descurainia pinnata subsp. halictorum Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  SJSU9909  Descurainia sophia J. L. Ferrell 1965-4-14 Los Angeles 2 mi E of Palmdale Comment
  RSA433597  Dicentra ochroleuca N. C. Cooper 1945-5-1 2183 Los Angeles Santa Monica Mountains 762 Comment
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Jun 23 2016
  SFV15351  Dichelostemma capitatum J. C. Dittes, D. Stolp 1990-4-1 s. n. Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  UCR213371  Dichelostemma capitatum Dan S. Cooper 2010-3-29 20100312- 16 A Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA251453  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1966-4-16 36054 Los Angeles San Clemente Island, c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  CDA1976  Digitaria decumbens G. C. Fleischman 1993-9-9 Los Angeles Pasadena. 0 Comment
  UCSB24322  Dimorphotheca sinuata Meddock, Mary 1965-4-14 Los Angeles 1.3 miles north on Santa Susana Blvd., from the intersection of Santa Susana and Devenshire, San Fernando Valley 274 Comment
  SEINET10718507  Dioscorea Heidi H. Schmidt 1999-10-14 Schmidt 3868 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET3829013  Diplachne fusca var. uninervia Tim Ross 1991-1 4168 Los Angeles Whittier Hills (Puente Hills, pro parte): seepage ca 300ft SW of Colima Rd x Camino del Sur. Comment
  CAS-BOT-BC153049  Diplacus fremontii Geo. B. Grant 1904-5-7 6203 Los Angeles Glendora Comment
  SD77329  Diplacus fremontii Francis W. Pennell 1940-5-5 25320 Los Angeles Big Tujunga Wash, w. of Sunland 395 Comment
  CAS-BOT-BC150645  Diplacus longiflorus Dr. Barton W. Evermann 1916-5-5 s.n. Los Angeles Newhall Comment
  CATA3371  Dissanthelium californicum Peter J. Dixon 2016-4-14 045 Los Angeles Santa Catalina Island: Isthmus area, Deer Springs watershed, 680 m north of Tower Peak 216 Comment
  LA12289  Distichlis spicata Marjorie Bowler; 1937-11-12 101 Los Angeles street car track between National and Venice Blvd, Culver City Region Comment
  UC402542  Dithyrea californica George B. Grant 1904-5-14 266 a Los Angeles Playa del Rey Comment
  RSA500527  Dodecahema leptoceras T. P. Krantz, Fred Hinshaw, Christi Perala 1988-5-9 s.n. Los Angeles Occurrence limited to two very small pockets (10'x10' and 50'x100') east of Foothill Blvd. crossing of wash, Big Tujunga Wash 384 Comment
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Oct 20 2014
  RSA583035  Dodecatheon clevelandii subsp. insulare Tim S. Ross 1993-4-22 6874 Los Angeles Santa Catalina Island. SW part of the island in vicinity of Cactus Peak (1560ft); northwesterly slope 350m. ENE peak 419 Comment
  UCR139435  Dodecatheon clevelandii subsp. insulare Reid Moran 1941-2-23 604 Los Angeles Channel Islands, S of Johnson's Valley [above Johnson's Landing], Santa Catalina Island 200 Comment
  RSA161206  Draba cuneifolia P. H. Raven 1962-3-27 16993 Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  CAS-BOT-BC157701  Drymocallis glandulosa var. glandulosa John Thomas Howell 1928-5-4 3773 Los Angeles Near Deer Park, Monrovia [Canon] Canyon, San Gabriel Mts. Comment
  LA1776  Dryopteris arguta M. E. Jones; 1928-5-3 sn Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  POM155663  Dryopteris arguta M. B. Dunkle 1928-5-13 1948 Los Angeles Santa Catalina Island: north slope Eagle's Nest 106 Comment
  SD234723  Dryopteris arguta Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2926 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA649987  Dryopteris arguta A. E. Reuter 1949-2-1 s.n. Los Angeles Voorhis (?) Campus, San Dimas. 243 Comment
  UCD101943  Dudleya Anju K. Riar 1992-5-23 5 Los Angeles Mt. Baldy. 914 Comment
  RSA127775  Dudleya blochmaniae P. H. Raven, Henry J. Thompson 1959-6-4 14337 Los Angeles Point Dume. 37 Comment
  UCR190049  Dudleya cymosa R. G. Swinney 1998-10-3 7007 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  RSA680105  Dudleya cymosa subsp. pumila LeRoy Gross, Michael Denslow 2003-6-4 983 Los Angeles Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. 1921 Comment
  CAS-BOT-BC109690  Dudleya densiflora Alice Eastwood 1919-5-29 9007 Los Angeles San Gabriel Canyon. Comment
  SEINET3089224 Image available Dudleya densiflora E. R. Blakley 1953-4-18 H- 2041 Los Angeles Cultivated at Desert Botanical Garden, Phoenix, Maricopa County, Arizona. Lat. 33.462077, Lon. -111.945098, elev 392 m. Sent from unknown location in S. Calif. 392 Comment
  UC830958  Dudleya densiflora I. W. Clokey 1943-6-6 Los Angeles San Gabriel Canyon Comment
  POM1576  Dudleya lanceolata W. L. Crawford 1915-7-4 509 Los Angeles San Dimas Canyon- Claremont. Comment
  UCR100613  Dudleya lanceolata B. G. Pitzer 1996-5-5 2867 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  POM180094  Dudleya virens F. R. Fosberg 1931-5-18 722 Los Angeles Santa Catalina Island, Little Harbor. Comment
  SBBG31285  Dudleya virens R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles upper Middle Ranch Cyn above dry stream bed 274 Comment
  CAS-BOT-BC109737  Dudleya virens subsp. hassei 189- s.n. Los Angeles Santa Catalina. Comment
  RSA188921  Dudleya virens subsp. insularis R. F. Thorne 1965-6-23 34930 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 274 Comment
  RSA226323  Dudleya virens subsp. insularis R. F. Thorne 1966-5-31 36445 Los Angeles Santa Catalina Island. Rocky headland between Shark and Little Harbors 15 Comment
  RSA0084863  Dysphania ambrosioides R. G. Swinney 2010-8-30 13639 Los Angeles Big Santa Anita Canyon bottom, 0.1 miles south of confluence with Winter Creek. 537 Comment
  SFV12547  Dysphania ambrosioides M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 861 Los Angeles San Fernando Valley Big Tujunga Wash,, on mud flats just behind Hansen Dam. 305 Comment
  SFV12549  Dysphania ambrosioides M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 863 Los Angeles San Fernando Valley Big Tujunga Wash,, on mud flats just behind Hansen Dam. 305 Comment
  UCD60922  Echinochloa crus-galli G. D. Wallace 1979-8-9 1874 Los Angeles SW corner of Baldwin Ave. and Foothill Blvd., Arcadia. Comment
  CAS-BOT-BC197258  Echinochloa muricata var. microstachya J. H. Thomas 1956-9-29 6461 Los Angeles Pasadena. Behind Devils Gate Dam Comment
  RSA0091788  Ehrendorferia chrysantha R. G. Swinney 2011-7-7 15436 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA279088  Ehrharta calycina R. F. Thorne, C. W. Tilforth 1971-4-9 41513 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek 457 Comment
  UCR205092  Ehrharta calycina R. G. Swinney 2008-4-10 8644 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  CDA2015  Ehrharta erecta A. C. Sanders, Dan Malueg 2001-5-17 24345 Los Angeles Los Angeles Basin; Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned Comment
  CAS-BOT-BC113672  Eleocharis coloradoensis Peter H. Raven 1961-9-24 16749 Los Angeles Strand of Boquet Reservoir at E end. 914 Comment
  POM220095  Eleocharis montevidensis var. montevidensis L. C. Wheeler 1931-9-9 146 Los Angeles Puddingstone Lake, San Jose Hills, S San Dimas. 259 Comment
  RSA602451  Eleocharis parishii Scott D. White 1997-5-14 5127 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  SD112841  Elymus cinereus Darley F. Howe 1948-5-3 1799 Los Angeles Three miles north of Lancaster 609 Comment
  UC817412  Elymus glaucus F. R. Fosberg 1931-4-14 S- 4610 Los Angeles Eagles Nest Santa Catalina Island, Middle Ranch Canyon 180 Comment
  UC224200  Elymus glaucus subsp. jepsonii A. D. E. Elmer June 1902 3750 Los Angeles Acton Comment
  CAS-BOT-BC204218  Elymus stebbinsii subsp. stebbinsii Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Lost Canyon at Bear Creek Trail 1219 Comment
  RSA763744  Elytrigia intermedia subsp. intermedia Orlando Mistretta, Christine Mistretta 2008-5-20 3162 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008), Rincon Red Box Rd, NE ridge of Monrovia Pk., Separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  RSA660079  Emmenanthe penduliflora Orlando Mistretta 1992-5-25 414 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  SFV2955  Emmenanthe penduliflora K. A. Wilson 1961-4-26 1159 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  UC457216  Emmenanthe penduliflora Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  SEINET12330749  Emmenanthe penduliflora H. W. Graham 1927-1 9- 9 -5 Los Angeles Mt. Lowe to observatory on Mt. Wilson near Los Angeles Comment
  CAS-BOT-BC131197  Encelia californica P. A. Munz; R. D. Harwood 1920-5-15 3936 Los Angeles Santa Monica Mts., Cold Water Canyon 304 Comment
  CAS-BOT-BC131205  Encelia californica John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  SFV5531  Encelia californica W. A. Kelley 1969-4-1 s. n. Los Angeles Santa Monica Mountains Studio City. Near Laurel Canyon. Comment
  RSA0055992  Encelia farinosa Richard G. Swinney 2010-3-16 11927 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
  UC1587686  Encelia farinosa Tim Ross 1991-3-9 4165 Los Angeles seepage ca 300 ft sw of Colima Rd. and Camino del Sur ((Puente Hills, pro parte)); Whittier Hills, Puente Hills 213 Comment
  UCR161206  Endolepis covillei T. B. Salvato, Melissa Clemons 2005-9-27 1233 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  UCR94689  Endolepis covillei A. C. Sanders, E. J. Lott 1993-5-6 13945 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  CAS-BOT-BC81508  Ephedra californica Ynez Whilton Winblad 1941-6-4 s.n. Los Angeles Antelope Valley. Between Lancaster and highway 99 Comment
  SEINET7047912  Ephedra californica Steven R. Hill, Kate Kramer 2001-4-22 33361 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  RSA339713  Ephedra nevadensis Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55010 Los Angeles Little Rock Creek 1006 Comment
  UCR270036  Ephedra nevadensis R. G. Swinney 2010-6-1 13124 Los Angeles San Gabriel Mountains, lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  SFV308  Ephedra viridis P. G. Kilburn 1957-12-28 581 Los Angeles Lower elevations near South Fork Campground._x000B_Dry, rocky soil Comment
  CAS-BOT-BC166197  Epilobium canum subsp. canum G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  JEPS44022  Epilobium canum subsp. canum Frank W. Peirson 1918-10-21 280 Los Angeles West Fork San Gabriel River 1066 Comment
  POM2974  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1917-8-12 s.n. Los Angeles San Gabriel Mountains, Big Santa Anita Canyon. 1128 Comment
  RSA588397  Epilobium canum subsp. canum Gus Gluechert 1943-9-19 s.n. Los Angeles Culver City. Comment
  SBBG17104  Epilobium canum subsp. canum D. Laufenberg 1962-9-20 Los Angeles 3600 block of Dixie Cyn Ave, Sherman Oaks Comment
  SBBG38643  Epilobium canum subsp. canum M. B. Dunkle 1939-4-4 7241 Los Angeles Chenetti Cyn Comment
  SFV20798  Epilobium canum subsp. canum L. Gross, V. Soza, N. Gilbert 2000-10-18 283 Los Angeles Verdugo Mountains Chandler Fire Road. On steep roadcut near above coordinates. 549 Comment
  UC20671  Epilobium canum subsp. canum J. Burtt Davy October, 1896 2730 A Los Angeles Santa Monica Comment
  UC1584895  Epilobium canum subsp. latifolium Tim Ross and Steve Boyd 1991-7-24 5604 Los Angeles ridge nne G.M.; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1926 Comment
  RSA760857  Epilobium ciliatum R. G. Swinney 2008-8-14 9430 Los Angeles South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  CDA38074  Epilobium ciliatum Phillipson 1915-6-9 Los Angeles South Monrovia. Comment
  OBI23306  Equisetum hyemale Mark Schneider 1973-5-27 27 Los Angeles Tujunga Wash 518 Comment
  SEINET13384060 Image available Equisetum laevigatum R. G. Swinney 2011-1 15314 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCR208238  Equisetum laevigatum L. C. Wheeler 1931-5-10 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns, San Dimas Canyon 381 Comment
  SEINET6047903  Equisetum laevigatum Unknown 1967-5-24 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  LA210782  Equisetum telmateia subsp. braunii Arthur C. Gibson; 2004-3-10 5010 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, along nature trail in bottom of canyon. 146 Comment
  RSA84282A  Equisetum telmateia var. braunii F. W. Peirson 1920-4-25 8450 A Los Angeles Arroyo Seco, Pasadena 411 Comment
  RSA0034379  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 H Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  RSA0034380  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 i Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  UCR193669  Eriastrum R. G. Swinney 1999-6-28 7433 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  SEINET3096760 Image available Eriastrum densifolium Barbara Ertter, Jeffrey L. Strachan 1979-6-29 3009 Los Angeles Angeles National Forest; N edge ca 9 airmile ESE of Pearblossom, 1.7 mi N of Mile High on County Hwy N4. 1460 Comment
  UCSC011214  Eriastrum densifolium Adam Searcy 2015-7-10 75 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  RSA0104339  Eriastrum densifolium subsp. austromontanum B. C. Templeton 1932-7-21 5048 Los Angeles East Blue Ridge, Big Pines Park. San Gabriel Mountains 2134 Comment
  RSA0104656  Eriastrum densifolium subsp. austromontanum Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson; San Gabriel Mts. 1795 Comment
  RSA0104855  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  UCR139910  Eriastrum densifolium subsp. densifolium Scott D. White 1997-5-14 5129 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  JEPS68719  Eriastrum densifolium subsp. elongatum Annie M. Alexander and Louise Kellogg 1939-6-26 850 Los Angeles Mint Canyon Comment
  RSA0119647  Eriastrum densifolium subsp. mohavense P. A. Munz, T. Craig 1933-5-13 12929 Los Angeles 10 miles south of Muroc. Comment
  SEINET14591787  Eriastrum luteum K. Brandegee 1910-1 135 Los Angeles Ravenna. 750 Comment
  CHSC100169  Eriastrum pluriflorum John Dittes 2006-6-5 1406 Los Angeles Transverse Ranges; San Gabriel Mtns.; Peace Valley, east of Gorman Creek; ca 4.9 air miles NW of Pyramid Lake Dam, 6.7 air miles SE of Gorman, and 0.6 air miles N of confluence of Gorman Creek and creek passing out of Canada de los Alamos; east side of Interstate Hwy 5, north and east of Little Bear Road exit. 896 Comment
  VVC2934  Eriastrum rosamondense Tim Thomas 2014-5-4 6295 Los Angeles Mojave Desert, North Lancaster; 0.3 mi NE of Sierra Hwy & W Ave H intersection 713 Comment
  SBBG20166  Eriastrum sapphirinum M. A. Piehl 1963-5-18 63314 Los Angeles just N of Godde Pass 914 Comment
  UC23882  Eriastrum sapphirinum J. H. Barber 1897-6-22 168 Los Angeles San Fernando Valley Comment
  RSA0110973  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1997-8-6 5762 Los Angeles Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood. 1890 Comment
  CAS-BOT-BC514945  Eriastrum sapphirinum subsp. brevibracteatum Roxana S. Ferris 1918-6-12 944 Los Angeles 5 mi S of Landaster Comment
  RSA0121271  Eriastrum sapphirinum subsp. dasyanthum M. Bisbee 1917-5-24 s.n. Los Angeles Hills north side of Eagle Rock Valley. Comment
  RSA570218  Ericameria cooperi Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 5014 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA713746  Ericameria cooperi A. C. Sanders, Helen Kennedy 2005-4-13 29425 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  LA200216  Ericameria ericoides J. Sauer; Linda Newby 1977-2-6 5928 Los Angeles Santa Monica Mountains, Zuma Beach, Zuma Beach 9 Comment
  CAS-BOT-BC299021  Ericameria nauseosa var. hololeuca Ralph Hoffman 1929-10-27 s.n. Los Angeles Near Acton, Mint Canyon Comment
  RSA151168  Ericameria palmeri var. pachylepis Peter H. Raven 1961-10-19 16865 Los Angeles Native to the Botanic Garden, Claremont. 259 Comment
  SBBG62848  Ericameria palmeri var. pachylepis S. W. Hutchinson, M. N. Ackley 1925-1 1186 Los Angeles Mint Cyn 457 Comment
  JEPS30502  Ericameria parishii var. parishii Peter H. Raven and Henry J. Thompson 1959-10-31 14722 Los Angeles 5.8 mi n Sunset Boulevard; Santa Monica Mountains, Mandeville Canyon 365 Comment
  POM308163  Ericameria parishii var. parishii Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2912 Los Angeles Bear Creek Canyon, San Gabriel Mountains. Comment
  OBI64702  Ericameria parryi var. aspera Scott D. White 2004-8-11 10698 Los Angeles San Gabriel mtns. about 8 air mi WNW of Wrightwood. East of Fenner Saddle Rd on Pacific Crest trail Comment
  RSA764413  Ericameria pinifolia Justin M. Wood 2009-8-18 1254 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  POM9153  Ericameria pinifolia C. F. Baker 1903-10-1 4076 Los Angeles Claremont. Comment
  CAS-BOT-BC294822  Erigeron breweri var. covillei C. W. Tilforth 1973-5-24 821 Los Angeles Bob's Gap, c. 2 mi. e.n.e. of Valyermo, Holcomb Ridge Comment
  SBBG117043  Erigeron foliosus var. stenophyllus S. A. Junak 2001-5-4 SCa 1483 Los Angeles S of Parson's Landing 103 Comment
  POM4752  Erigeron philadelphicus L. L. Gardner 1916-4-19 s.n. Los Angeles Puddingtone Canyon. Comment
  CAS-BOT-BC189185  Eriodictyon crassifolium var. nigrescens Timothy S. Ross; Steve Boyd 1994-7-7 8166 Los Angeles S base of Liebre Mountain, just on the N side of the Kelly Ranch inholding, Upper Cienaga Canyon 1018 Comment
  LA205616  Eriodictyon crassifolium var. nigrescens Carl Epling; May 1925 sn Los Angeles Mint Canyon Comment
  RSA563494  Eriodictyon crassifolium var. nigrescens Tim S. Ross, W. Appleby 1993-5-13 7115 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  CAS-BOT-BC188943  Eriodictyon parryi John H. Thomas 1957-5-8 6740 Los Angeles About 13 miles NE of center of Pasadena, San Gabriel Mountains 1676 Comment
  SD72763  Eriodictyon traskiae F. R. Fosberg 1931-5-6 S 4790 Los Angeles Santa Catalina Island; just below junction of two main forks, Cape Canyon, near head. 249 Comment
  PASA2088  Eriodictyon trichocalyx Margaret Stason 1931-4-5 Los Angeles wash near Azusa Comment
  SFV16065  Eriodictyon trichocalyx P. A. Krueger 1994-5-18 36 Los Angeles San Gabriel Mountains 5.5 miles north on Mount Lowe Truck Trail from Chaney Trail. 900 Comment
  UCR216906  Eriodictyon trichocalyx R. G. Swinney 2009-3-17 10132 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, El Encanto Azusa River Wilderness Park, between Hwy 39 and the San Gabriel River 296 Comment
  UCR223170  Eriodictyon trichocalyx R. G. Swinney 2009-7-22 11323 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA455064  Eriodictyon trichocalyx var. trichocalyx Thekla Mohr 1915-1 s.n. Los Angeles North Fork, San Gabriel River. Comment
  RSA602467  Eriodictyon trichocalyx var. trichocalyx Scott D. White 1997-5-15 5147 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  RSA773290  Eriogonum R. G. Swinney 2009-6-24 11271 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  HSC35877  Eriogonum angulosum Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2171 Los Angeles Beside Hwy. 5 just W of junction with Hwy. 138 Comment
  UCR127664  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2002-6-20 25256 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-BC241895  Eriogonum cinereum J. Ewan 1931-10-24 5293 Los Angeles Escondido Canyon, Santa Monica Mts. 304 Comment
  LA94746  Eriogonum cinereum Norman A. Cole; May 1964 324 .4 Los Angeles Santa Monica Mountains, 9.7 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA393150  Eriogonum cinereum Freda Detmers 1932-11-27 s.n. Los Angeles 3 miles N of mouth of Topanga Canyon. Comment
  UCR11270  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles Western Transverse Range; Santa Monica Mtns., lower edge of Topanga Canyon, about 1.5-3.0 miles east of ocean beach 200 Comment
  POM37397  Eriogonum cithariforme Joseph A. Ewan 1931-10-11 5240 Los Angeles Along Ventura Blvd. between Calabasas and Agoura north slope. Comment
  RSA229137  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38840 Los Angeles San Gabriel Mountains: Chilao area, sandy roadbank on Angeles Crest Hwy. 1524 Comment
  RSA587214  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 1995-5-2 1667 Los Angeles Carr Canyon. 1098 Comment
  RSA597127  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3742 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA0013638  Eriogonum davidsonii Orlando Mistretta, Youssef Atallah 2011-8-16 6036 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA0096801  Eriogonum davidsonii R. G. Swinney 2011-9-27 15699 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA0116167  Eriogonum davidsonii R. G. Swinney 2011-6-15 15210 Los Angeles San Gabriel Mountains; Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy. 1631 Comment
  RSA393173  Eriogonum davidsonii Anstruther Davidson 1905-1 s.n. Los Angeles Hollywood. Comment
  CAS-BOT-BC242758  Eriogonum davidsonii A. J. McC. 1893-8-16 186 Los Angeles Along Baldy trail 1524 Comment
  UCR239040  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3250 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 3.7 km west of State Hwy 14, 2.2 km southwest of California Aqueduct, under power lines 1150 Comment
  LA206776  Eriogonum fasciculatum Elizabeth Levine; 1949-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  RSA766102  Eriogonum fasciculatum Joseph A. Ewan 1936-7-22 9827 Los Angeles Blue Ridge trail. San Gabriel Mts. 2317 Comment
  UCR231069  Eriogonum fasciculatum Dan S. Cooper 2011-9-1 s.n. Los Angeles Western Transverse Range; eastern Santa Monica Mtns., trail from near dead end of Briar Summit Dr., near Laurel Canyon at Woodrow Wilson Dr. 381 Comment
  PASA1470  Eriogonum fasciculatum subsp. foliolosum Margaret Stason 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  UCR205265  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2005-8-15 8489 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  UCR259098  Eriogonum fasciculatum subsp. polifolium Mitch Provance, Callen Huff 2009-4-29 10688 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  UCR259668  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-4-1 12143 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  CAS-BOT-BC253277  Eriogonum fasciculatum var. foliolosum Ernest C. Twisselmann 1961-10-31 6680 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  UCR139928  Eriogonum fasciculatum var. foliolosum Scott D. White 1997-5-15 5150 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  RSA600133  Eriogonum fasciculatum var. polifolium Steve Boyd, Lauren Raz 1997-5-28 9833 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  UC1032081  Eriogonum fasciculatum var. polifolium A. Lewis May 1933 153 C Los Angeles Texas Canyon Elizabeth Lake Quadrangle, Texas Canyon Comment
  UC1587606  Eriogonum fasciculatum var. polifolium Tim Ross 1991-8-14 5757 Los Angeles Roundtop [Mtn] San Gabriel Mountains, , Chilao Flat USGS 7.5' 1877 Comment
  SD114056  Eriogonum giganteum Darley F. Howe 1953-4-2 2433 Los Angeles Wain Canyon, Santa Catalina Island Comment
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Jun 10 2014
  UC483201  Eriogonum giganteum var. formosum L. R. Abrams and I. L. Wiggins 1931-7-6 357 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  POM243811  Eriogonum giganteum var. giganteum F. R. Fosberg 1931-7-14 S 5407 Los Angeles Santa Catalina Island. 5 Comment
  RSA393243  Eriogonum gracile Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  SBBG62131  Eriogonum gracillimum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UC1922911  Eriogonum gracillimum Scott D. White, A. Warniment 2005-9-13 11223 Los Angeles Tehachapi Mountains: Slopes and plateus West of Oso Canyon, ca. 1-2 air miles North of Quail Lake. (Lebec) Comment
  UC483200  Eriogonum grande var. grande L. R. Abrams and I. L. Wiggins 1931-7-6 356 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  RSA755456  Eriogonum maculatum R. G. Swinney 2008-10-8 9524 Los Angeles Ball Flat, north of Jackson Lake. 1878 Comment
  SD239856  Eriogonum maculatum R. G. Swinney 2008-6-17 9020 Los Angeles San Gabriel Mountainss: 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UCR27476  Eriogonum microthecum var. corymbosoides T. P. Krantz 1979-9-13 s.n. Los Angeles San Gabriel Mtns., Big Pines Station. 0.4 miles above the Station on the road to Table Mountain 2104 Comment
  CAS-BOT-BC33963  Eriogonum microthecum var. johnstonii Ivan Murray Johnston 1917-9-16 1726 Los Angeles San Antonio Mountains. West spur of Baldy. 2743 Comment
  RSA592853  Eriogonum ordii Steve Boyd, Orlando Mistretta 1996-5-1 8742 Los Angeles Liebre Mountains, rugged hills east of Bouquet Canyon, northeast of Cruzan Mesa and south of Vasquez Canyon, along Vasquez Canyon Road, ca 1.1 miles east of the junction with Bouquet Canyon Road. 512 Comment
  RSA659914  Eriogonum ovalifolium Orlando Mistretta 1991-9-25 s.n. Los Angeles Red Mountain. 1220 Comment
  RSA127986  Eriogonum parvifolium var. parvifolium H. J. Thompson 1958-10-23 1815 Los Angeles Point Dume. 30 Comment
  RSA611919  Eriogonum plumatella Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1738 Comment
  UC635807  Eriogonum pusillum Herbert L. Mason 1926-4-26 3012 Los Angeles near Rock Creek; Mohave Desert Comment
  POM243685  Eriogonum saxatile F. R. Fosberg 1931-8-11 s.n. Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  RSA0013196  Eriogonum saxatile Orlando Mistretta, Christine Mistretta 2011-7-13 5940 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  RSA230699  Eriogonum saxatile Robert F. Thorne, M. Z. Thorne 1969-7-9 38495 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  SBBG125854  Eriogonum saxatile A. Parikh, N. Gale 2010-6-2 3245 Los Angeles Sierra Pelona, 4 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1131 Comment
  SEINET13383033 Image available Eriogonum saxatile R. G. Swinney 2011-1 15323 Los Angeles Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA522585  Eriogonum saxatile David Keil, V. L. Holland, Michael Stiles, Francis Villablanca 1987-5-1 20047 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir. Comment
  RSA761705  Eriogonum umbellatum R. G. Swinney 2008-10-10 9570 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  SBBG64191  Eriogonum umbellatum var. munzii Anstruther Davidson 1893-1 Los Angeles Big Rock Crk Comment
  UCR223240  Eriogonum umbellatum var. munzii R. G. Swinney 2009-7-23 11375 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
  RSA230679  Eriogonum wrightii var. subscaposum Robert F. Thorne, M. Z. Thorne 1969-7-9 38546 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  CAS-BOT-BC297968  Eriophyllum confertiflorum Barbara T. Keller 1974-5-23 1419 Los Angeles At the foot of Lodi Canyon in the San Gabriel Mts about 25 miles W of Claremont 396 Comment
  POM357903  Eriophyllum confertiflorum M. Bisbee 1917-5-24 s.n. Los Angeles Dry hillsides, n. Eagle Rock Comment
  POM357913  Eriophyllum confertiflorum George H. Lewis 1975-6-29 s.n. Los Angeles Hall Beckley Canyon, ca. 1-1/4 miles north of Foothill Blvd. on Palm Drive, La Canada. Comment
  RSA592353  Eriophyllum confertiflorum L. C. Wheeler 1967-5-12 9428 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA724396  Eriophyllum confertiflorum K. Dobry 1991-4-22 s.n. Los Angeles Santa Monica Mts. Upper Cold Creek Cyn Comment
  RSA0038424  Eriophyllum confertiflorum Elwood Fordham 1951-3-28 s.n Los Angeles Topanga. 304 Comment
  JEPS34704  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1924-6-16 Los Angeles Pasadena Comment
  SBBG61078  Eriophyllum multicaule M. N. Ackley 1927-5-8 259 Los Angeles Little Rock foothills 914 Comment
  CAS-BOT-BC308341  Eriophyllum nevinii Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island Comment
  RSA497611  Eriophyllum pringlei A. C. Sanders, Barbara Pitzer, I. G. Lyman 1988-4-4 7767 Los Angeles Mojave Desertr, near Quartz Hill in Lancaster, S of Ave, at 37th Street West 747 Comment
  UC31749  Eriophyllum pringlei J. Burtt Davy May 9 1896-May 24 1896 2281 Los Angeles Antelope Valley Comment
  RSA252913  Eriophyllum wallacei R. F. Thorne, C. W. Tiforth 1973-4-20 43058 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UCR123636  Eriophyllum wallacei Steven R. Hill, K. Kramer 2001-4-22 33374 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
  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
  CDA4357  Erodium botrys L. C. Wheeler 1947-1-5 6564 b Los Angeles Arcadia: In parkway in center of Woodward Avenue between Baldwin Avenue and Oakwood Drive.. . 0 Comment
  UC1587638  Erodium brachycarpum Tim Ross 1991-4-21 4549 Los Angeles ridgetop between Turnbull Canyon and Sycamore Canyon (Whittier Hills (Puente Hills, pro parte)); Whittier Hills, Puente Hills 320 Comment
  UCR186948  Erodium brachycarpum A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31956 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  RSA391819  Erodium cicutarium Roy R. Snelling 1977-3-19 16 Los Angeles Mojave Desert, 2 miles S of Pearblossom. 1067 Comment
  SFV18428  Erodium cicutarium C. Ferguson 1971-5-5 s.n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  UCR187017  Erodium cicutarium A. C. Sanders 2006-4-25 32164 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR271728  Erodium cicutarium R. G. Swinney 2011-3-26 14214 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  CATA1742  Erodium moschatum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-14 3139 Los Angeles Santa Catalina Island: Upper Middle Canyon on hillside by Edison pump house 371 Comment
  CHSC98732  Erodium moschatum LeRoy Gross 2001-3-23 343 Los Angeles Los Angeles Basin: Verdugo Mountains Region: North side: Whiting Woods Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. Just past the gate on the dirt road. 426 Comment
  RSA213391  Erodium moschatum M. B. Dunkle, Bonnie C. Templeton 1939-4-6 7306 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  SEINET12182171  Erodium moschatum Hamilton 1907-1 s.n. Los Angeles near Long Beach Comment
  CAS-BOT-BC40704  Erysimum capitatum Clare B. Hardham 1966-5-7 14152 Los Angeles Sandberg-German road. 1219 Comment
  RSA0056534  Erysimum capitatum Orlando Mistretta 1992-5-16 17 Los Angeles Vicinity of Big Pines; Head of Swarthout Valley; Mountain High Ski area, San Gabriel Mountains region. Comment
  UC136092  Erysimum capitatum C. F. Baker 1903-4-1 4121 Los Angeles hills near Claremont Comment
  LA204346  Erysimum capitatum var. capitatum R. A. Freeman; 1950-7-4 sn Los Angeles San Gabriel Mountains, Turnout area 32.6 mi beyond Red Box 1280 Comment
  RSA587616  Erysimum capitatum var. capitatum Orlando Mistretta 1994-4-29 1133 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  UCD114835  Erysimum cheiri Robert F. Thorne; P. C. Everett 1964-2-7 33447 Los Angeles Santa Catalina Island, road to Pebbly Beach from Avalon. 3 Comment
  CAS-BOT-BC55201  Erysimum suffrutescens Lewis S. Rose 1940-3-15 40133 Los Angeles Playa del Rey. 15 Comment
  CAS-BOT-BC55203  Erysimum suffrutescens Geo. B. Grant 1901-6-1 175 Los Angeles Redondo. Comment
  RSA530240  Erysimum suffrutescens E. S. Spalding 1924-5-3 283 Los Angeles Manhattan Beach. Comment
  CATA3433  Erythranthe guttata Ben Dion 2017-4-20 020 Los Angeles Santa Catalina Island: Near silver canyon waterfall on side of rockface 257 Comment
  SFV21653  Eschscholzia caespitosa J. N. Hogue 2010-5-1 s. n. Los Angeles San Gabriel Mountains Big Tujunga Canyon. Roadside near Wildwood. 580 Comment
  RSA0091328  Eschscholzia californica R. G. Swinney 2011-6-30 15375 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UC855150  Eschscholzia californica I. W. Clokey 1942-4-19 5973 Los Angeles West Arcadia 250 Comment
  SEINET7047886  Eschscholzia californica Steven R. Hill, Kate Kramer 2001-4-22 33334 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
  UCSB11264  Eschscholzia californica Hancock, Dan 1961-3-31 Los Angeles 1 mi. SE of Middle Ranch on Blackjack Rd, on Catalina Island Comment
  POM243801  Eschscholzia californica var. peninsularis F. R. Fosberg 1931-4-16 4650 Los Angeles Eagle Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  UCR24592  Eschscholzia glyptosperma Leota Davidson 1965-5-15 181 Los Angeles Mojave Desert, road near Palmdale 930 Comment
  CATA747  Eschscholzia ramosa Mark L. Hoefs 1991-5-22 1275 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  RSA188152  Eucrypta chrysanthemifolia Robert F. Thorne, P. Everett 1965-6-22 34847 Los Angeles Santa Catalina Island: Renton Mine area. 244 Comment
  SBBG37803  Eucrypta chrysanthemifolia R. Moran, B. C. Templeton 1941-3-6 683 Los Angeles Middle Ranch Cyn 300 Comment
  JEPS1713  Eucrypta chrysanthemifolia var. chrysanthemifolia Frank W. Peirson 1918-6-10 167 Los Angeles foothills e Rubio Canyon; San Gabriel Mountains 609 Comment
  UCD119356  Eucrypta chrysanthemifolia var. chrysanthemifolia James Dilley 1997-3-29 148 Los Angeles Santa Monica Mts., Studio City. Beatty Dearing trail, beginning on Mulholland Dr., .5 mile west of Laurel Cyn. 243 Comment
  UCR247284  Euphorbia Dan S. Cooper 2013-8-8 813- 48 Los Angeles Griffith Park, edge of Los Angeles Zoo near Zoo Dr. and Crystal Springs Dr. 143 Comment
  UCR116945  Euphorbia albomarginata A. C. Sanders, D. Malueg 2001-5-17 24319 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  POM221982  Euphorbia crenulata L. C. Wheeler 1936-6-21 4163 Los Angeles W Fork Palmer Canyon, San Gabriel Mountains. 701 Comment
  SD197759  Euphorbia helioscopia A. C. Sanders, T. B. Salvato 2009-5-20 36876 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Boulevard (Highway 19) and west of Santa Anita Avenue. 66 Comment
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Jul 11 2010
  UCR259080  Euphorbia maculata R. G. Swinney 2010-10-15 14051 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  CATA487  Euphorbia misera Sara L. Crockett 1997-4-1 629 Los Angeles Santa Catalina Island: 0.3 mile WNW on Two Harbors Road from jct. with upper road leading into Little Harbor CG; old road leading to power poles on N side of road 45 Comment
  CDA20450  Euphorbia peplus M. O'Brien 2003-4-13 MOB 10 -03 Los Angeles South Coast; Topanga State Park, near the headquarters compound. 0 Comment
  CDA4856  Euphorbia peplus L. C. Wheeler 1947-4-13 6464 Los Angeles San Gabriel Mountains;; San Gabriel Mountains;: Sunset Ridge on south side of Millard Canyon.. Elev. 2100 Feet. Comment
  UCR219341  Euphorbia serpens Lorraine Weller 2009-7-7 070709- 08 Los Angeles Los Angeles, Stanford-Avalon Community Gardens, 658 East 111th Place 34 Comment
  RSA127972  Euphorbia serpillifolia P. H. Raven 1959-10-25 14698 Los Angeles Arroyo Sequit 1.6 miles north of Coast Hwy. 137 Comment
  UCR205726  Euphorbia serpillifolia A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37007 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
  LA201721  Euphorbia terracina Arthur C. Gibson; 2001-5-19 4818 Los Angeles Santa Monica Mountains, Topanga Canyon, along Pacific Coast Hwy near junction with State Hwy 27 Comment
  RSA473723  Euthamia occidentalis F. R. Fosberg 1919-10-18 4112 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  RSA127795  Euthamia occidentalis Peter H. Raven, H. J. Thompson 1959-9-6 s.n. Los Angeles Near mouth of Malibu Creek. Santa Monica Mountains. 12 Comment
  CATA3340  Extriplex californica Amy Catalano, Schylar Gholson 2016-2-9 013 Los Angeles Santa Catalina Island: Beach southwest of Smuggler's Loop Road 0 Comment
  SFV20865  Festuca arundinacea L. Gross, N. Fraga, S. Williams 2002-7-17 554 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  SBBG113052  Festuca microstachys S. A. Junak with K. Kirkland 1998-4-30 SCa 578 Los Angeles above head of Hamilton Cyn 304 Comment
  UCR220290  Festuca myuros R. G. Swinney 2009-4-24 10476 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR191690  Festuca octoflora A. C. Sanders 2008-4-23 35076 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  SBBG13323  Festuca perennis M. A. Piehl -Jun-1962 62375 Los Angeles Navy base at Wilson Cove 38 Comment
  UCR258885  Ficus carica R. G. Swinney 2010-8-16 13527 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 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
  RSA485352  Filago californica Steve Boyd, Thomas Elias 1987-4-14 2038 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  RSA599679  Filago californica Steve Boyd, Lauren Raz 1997-5-6 9698 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA0023300  Filago californica R. F. Thorne 1980-4-25 54130 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  RSA233410  Filago californica R. F. Thorne 1966-4-17 36143 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 274 Comment
  UCR258805  Filago gallica R. G. Swinney 2010-5-25 12982 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  RSA0083302  Foeniculum vulgare R. G. Swinney 2010-6-23 13322 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
  RSA710726  Foeniculum vulgare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1346 Los Angeles La Tuna Canyon, along La Tuna Canyon Road. 427 Comment
  UCD112548  Frangula californica Geoffrey Levin 1974-5-31 190 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River drainage area. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  SBBG28525  Frangula californica subsp. cuspidata F. W. Peirson 1919-6-15 727 Los Angeles Rock Crk, N slope 1295 Comment
  RSA391389  Frankenia grandifolia F. R. Fosberg 1931-4-3 S 4471 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  POM6594  Frasera parryi Fitch 1919-6-7 2829 Los Angeles between Live Oak and San Dimas Canyons Comment
  CAS-BOT-BC223417  Fraxinus dipetala Henry J. Thompson 1959-3-27 1899 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near Stunts Ranch, north slope, 1.5 miles north of peak 426 Comment
  UCR192829  Fraxinus dipetala R. G. Swinney 1998-8-10 6727 Los Angeles San Gabriel Mtns., Cattle Canyon, west of (downstream from) Thompson Flat 732 Comment
  RSA653417  Fraxinus uhdei Brad Henderson 2000-7-21 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon, above Glendora. Comment
  SBBG121649  Fraxinus uhdei L. Gross 2007-5-16 2731 Los Angeles entrance to Wildwood Cyn at intersection with Harvard Rd and Wildwood Cyn Rd 387 Comment
  CAS-BOT-BC130255  Fritillaria biflora Le Roy Abrams 1901-4-3 1312 Los Angeles Santa Monica Mts. 243 Comment
  UCD139669  Fritillaria biflora Daryl Koutnik 1978-3-24 153 Los Angeles west side of Decker Road, south of Carlisle Road in burned area. 350 Comment
  RSA719092  Funastrum cynanchoides var. cynanchoides Naomi Fraga 2001-5-27 55 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  CHSC3660  Galium angustifolium Mary Mac Arthur 1966-4-28 2 Los Angeles San Franciscito. 304 Comment
  RSA0092488  Galium aparine R. G. Swinney 2011-5-12 14715 Los Angeles San Gabriel Mountains: along Cabin Canyon Creek near the confluence with Aliso Canyon. 1195 Comment
  SBBG89796  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenetti Cyn Comment
  SEINET4092382  Galium aparine R. Moran 1941-1 581 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
  POM4535  Galium aparine D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  SDSU9320  Galium aparine R. M. Beauchamp 1967-3-18 294 Los Angeles West of dump below Lemon Tank. San Clemente Island. Comment
  RSA279053  Galium grande Robert F. Thorne 1971-4-23 41465 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon. 610 Comment
  SBBG119354  Galium grande V. Soza with M. Acosta 2001-6-19 1296 b Los Angeles Mt Wilson Trail helispot, W side Little Santa Anita Cyn, ca. 2 mi from the Mt Wilson trailhead, Sierra Madre; T1N R11W S8, NE/4, NE/4) 823 Comment
  JEPS114008  Galium johnstonii Timothy S. Ross 1992-7-17 6724 Los Angeles San Gabriel Mountains: ca 300 m W of the summit of Condor Peak. Comment
  RSA549135  Galium johnstonii Tim S. Ross 1992-7-16 6699 Los Angeles San Gabriel Mountains: ridgeline between Iron Mountain and Condor Peak. NW spur of 5162' knoll 1491 Comment
  UCR127005  Galium nuttallii A. C. Sanders, Mark A. Elvin 2003-6-18 26943 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  LA91477  Galium nuttallii subsp. nuttallii Bruce Douglas Clayton; Greg Shaw 1972-4-7 77 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up Labyrinth Hill on deer trail. 487 Comment
  UCR143048  Galvezia speciosa Reid Moran 1941-2-23 602 Los Angeles Channel Islands, Santa Catalina Island, northwest of Johnson's Valley 10 Comment
  RSA650904  Gambelia speciosa Reid V. Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22684 Los Angeles San Clemente Island: west fork of Red Rock Canyon. 280 Comment
  UCR163186  Gamochaeta pensylvanica 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
  CAS-BOT-BC158012  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash 670 Comment
  UCR269104  Garrya veatchii Orlando Mistretta 1995-1-10 1957 Los Angeles Transverse Ranges; San Gabriel Mtns., near Glendora Mountain Road, c. 4 miles west of junction with Baldy Mtn. Road 1418 Comment
  CAS-BOT-BC158006  Garrya veatchii Geo. B. Grant 1901-5-1 1724 Los Angeles mountain 1219 Comment
  CAS-BOT-BC282620  Gastridium phleoides L. R. Abrams; I. L. Wiggins 1931-7-6 389 Los Angeles Vicinity of Mosquito Harbor Comment
  SBBG117104  Gastridium phleoides S. A. Junak with R. N. Philbrick, M. L. Hoefs 2001-5-19 SCa 1568 Los Angeles Just E of Airport, N of Airport Rd 445 Comment
  JEPS27588  Gayophytum heterozygum F. W. Peirson 1918-6-30 130 Los Angeles Mt. Wilson San Gabriel Mountains (near summit) Comment
  RSA229169  Gayophytum heterozygum Robert F. Thorne, C. W. Tilforth 1971-6-29 40709 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: along Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1372 Comment
  CAS-BOT-BC208032  Genista monspessulana Alice Eastwood 1917-7-20 s.n. Los Angeles Santa Catalina Island Comment
  RSA29725  Geranium carolinianum Louis C. Wheeler 1932-5-27 770 Los Angeles Burbank Canyon, W Thompson Creek Dam. 518 Comment
  SFV6660  Geranium carolinianum T. Gordon, K. A. Wilson, J. Cicero 1974-5-24 220 Los Angeles San Gabriel Mountains Gold Creek Canyon. Side canyon of Little Tujunga Canyon. Watts Ranch. 660 Comment
  RSA0108834  Gilia R. G. Swinney 2010-5-21 12887 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA587466  Gilia aliquanta subsp. aliquanta Orlando Mistretta 1995-4-11 1611 Los Angeles Santiago Canyon;W slopes of Santiago Canyon ca. 1mile SW of confluence with Little Rock Creek. 1037 Comment
  CATA1553  Gilia angelensis Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2810 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  SBBG127530  Gilia angelensis M. L. Hoefs, S. A. Junak, L. Stratton 1998-3-21 2810 Los Angeles hillside above upper Cape Cyn 359 Comment
  UC23740  Gilia angelensis H. P. Chandler 1897-3-3 Los Angeles Claremont 365 Comment
  RSA0030891  Gilia aurea Ivan M. Johnston 1917-5-13 977 Los Angeles San Gabriel Wash. 152 Comment
  UCR110466  Gilia brecciarum subsp. jacens J. M. Porter 1998-4-27 11835 Los Angeles Western Mojave Desert, Antelope Valley, west of Lancaster, north side of Avenue G Comment
  SBBG127017  Gilia brecciarum subsp. neglecta A. Parikh, N. Gale 2011-6-8 3433 Los Angeles Portal Ridge, 1.2 km W of Godde Hill Rd, 0.9 km S of California Aqueduct 1100 Comment
  RSA670430  Gilia capitata I. W. Clokey, B. C. Templeton 1929-03 4476 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  UCR155652  Gilia capitata A. C. Sanders, T. B. Salvato 2005-4-26 29682 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
  SEINET14642418  Gilia capitata subsp. abrotanifolia H. M. Halol 1902-5-1 3059 Los Angeles Near Elizabeth Lake. Comment
  UC1922362  Gilia capitata subsp. abrotanifolia Valerie Soza, Susan Caplow 2003-4-11 1627 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park vicinity, head of Brand Canyon, alongside Brand Park Mtwy, north side of powerline tower. 640 Comment
  RSA0077392  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-9-16 809 Los Angeles San Gabriel Mountains: Oak Spring Trail; Tujunga Ranger District. Near nothern end of trail. Comment
  UCR189280  Gilia latiflora R. G. Swinney 1998-5-16 6098 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  RSA632838  Gilia latiflora subsp. latiflora R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39547 Los Angeles Ca. 3 mi S of Pearblossom near junction of Valyermo & Pearblossom roads 1158 Comment
  VVC2937  Gilia latiflora subsp. latiflora Tim Thomas 2014-5-4 6291 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  CAS-BOT-BC226398  Gilia latiflora subsp. latiflora Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9494 Los Angeles Highway between Adelanto and Lancaster Comment
  RSA123768  Gilia minor P. H. Raven 1958-3-23 s.n. Los Angeles Big Rock Creek: road above creek 4.3 miles S of Pearlblossom. Comment
  RSA775510  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-5-20 5170 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  UCR272594  Gilia modocensis R. G. Swinney 2011-6-7 15029 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  SBBG12050  Gilia nevinii P. H. Raven 1962-4-10 17213 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  CAS-BOT-BC402005  Gilia ochroleuca subsp. bizonata Frank W. Peirson 1919-5-10 268 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mts. 914 Comment
  RSA0017209  Gilia ochroleuca subsp. bizonata J. Aug Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  UCR189278  Gilia ochroleuca subsp. ochroleuca R. G. Swinney 1998-5-16 6096 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
Read comments
May 3 2012
  RSA469632A  Gilia sinuata H. E. Hasse, Davidson 1906-7-1 1610 Los Angeles Big Rock Creek. Comment
  RSA104226  Gilia sinuata Verne Grant 1956-6-14 9845 Los Angeles ridge SW of Big Pines, San Gabriel Mts. 1982 Comment
  CAS-BOT-BC266498  Githopsis diffusa F. W. Peirson 1921-6-13 1208 Los Angeles Big Santa Anita Canyon trail, about 1.5 miles below Sturdevants, San Gabriel Mountains 1066 Comment
  UCR206525  Gnaphalium californicum A. C. Sanders, T. B. Salvato 2009-5-19 36826 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
  RSA643151  Gnaphalium canescens subsp. beneolens Orlando Mistretta 1995-3-14 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Emma Section. 1280 Comment
  RSA646286  Gnaphalium canescens subsp. beneolens Orlando Mistretta 1995-3-14 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Emma Section. 1280 Comment
  RSA133813  Gnaphalium microcephalum Peter H. Raven 1958-9-28 13738 Los Angeles Elysian Park. 213 Comment
  RSA594211  Gnaphalium palustre L. C. Wheeler 1967-5-8 9308 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA330783  Gnaphalium palustre Wayne E. Sawyer 1981-7-18 99 Los Angeles San Gabriel Mtns., Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.8 mi. from Dawson Saddle 2287 Comment
  CAS-BOT-BC108969  Goodmania luteola W. R. Dudley; F. H. Lamb 1896-6-5 4305 Los Angeles Lancaster. Antelope Valley. Comment
  JEPS108293  Goodmania luteola David Gowen 2005-5-21 349 Los Angeles HWY 138 (West Ave. D) west of Lancaster. Hard-packed soil at the NW corner of the intersection with 30th St. West. Comment
  UCR220208  Grayia spinosa R. G. Swinney 2009-4-24 10468 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  UCR51036  Grayia spinosa A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7774 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  POM359091  Grindelia robusta Ducelia Sabb 1937-7-20 19695 Los Angeles Baldwin Hills. Comment
  RSA570220  Guillenia lasiophylla Timothy S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5016 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  CHSC62037  Gutierrezia californica L. P. Janeway 1993-10-5 4610 Los Angeles Puente Hills; at the head of Arroyo San Miguel. On dirt road and drilling pad. 228 Comment
  POM153301  Gutierrezia microcephala P. A. Munz, I. M. Johnston 1928-9-5 11170 Los Angeles mouth of Rock Creek 1158 Comment
  CAS-BOT-BC302135  Gutierrezia sarothrae Moxley 1914-6-20 s.n. Los Angeles Annandale, Los Angeles Comment
  SEINET11849058  Gutierrezia sarothrae C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  POM72625  Harpagonella palmeri Marcus E. Jones 1882-3-7 s.n. Los Angeles Pasadena. Comment
  UCR99403  Harpagonella palmeri Lauren Raz, Orlando Mistretta, M. Wall 1997-3-16 068 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon via 'Divide Trail', NE of the Wrigley Botanical Garden 183 Comment
  RSA719496  Hazardia squarrosa Gary Kovnat, LeRoy Gross 2003-6-28 48 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  LA30848  Hazardia squarrosa var. grindelioides Peter H. Raven; Jane Turner, Barbara Whitesel 1959-2-23 C- 136 Los Angeles Santa Monica Mountains, Latigo Canyon, unspecific location Comment
  SD40766  Hazardia squarrosa var. grindelioides Carl B. Wolf 1932-10-4 4224 Los Angeles Santa Catalina Island; Avalon, abover the amphitheatre. 29 Comment
  LA200375  Helianthemum scoparium Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  UCR258894  Helianthemum scoparium R. G. Swinney 2010-4-30 12467 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  CAS-BOT-BC305428  Helianthus annuus Marcus E. Jones 1882-2-27 3029 Los Angeles Pasadena Comment
  IRVC28207  Helianthus annuus June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  SEINET13383995 Image available Helianthus annuus R. G. Swinney 2010-1 12322 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  SFV14472  Helianthus annuus J. L. Reveal 1987-9-21 3892 Los Angeles San Fernando Valley Limekiln Canyon north of Rinaldi. 366 Comment
  RSA594201  Helianthus annuus subsp. lenticularis Steve Boyd, Lauren Raz 1996-10-14 9048 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  CAS-BOT-BC305685  Helianthus gracilentus Peter H. Raven; Henry J. Thompson 1959-10-18 14683 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along Decker Road 1.8 miles south of Mulholland 487 Comment
  RSA60232  Helianthus gracilentus G. R. Campbell 1950-4-17 14591 Los Angeles Escondido Canyon, on road to Malibu Lake, 7 miles from Hwy Alt. 101. 457 Comment
  RSA601156  Heliotropium curassavicum L. C. Wheeler 1966-9-6 8868 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  SBBG54368  Heliotropium curassavicum var. oculatum L. R. Abrams 1902-6-11 2513 Los Angeles Playa del Rey Comment
  SD80111  Helminthotheca echioides C. W. Tilforth 1969-8-10 234 Los Angeles Whittier Comment
  UCD132959  Helminthotheca echioides Daryl Koutnik 1967-5-19 36890 Los Angeles Santa Catalina Island. Behind salina at Little Harbor. 7 Comment
  SEINET4044548 Image available Hemizonia fasciculata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  RSA0072429  Heteromeles arbutifolia Scott D. White 1997-2-2 4657 Los Angeles San Dimas/Pomona area: Bonelli Regional Park. Just NW of Puddingstone Reservoir, S of San Dimas Ave., and E of the I-210 Freeway. 244 Comment
  RSA233400  Heteromeles arbutifolia Robert F. Thorne 1966-4-16 36072 Los Angeles San Clemente Island, canyon below Lemon Tank near dump, south of Nanny, northeast side of island. 183 Comment
  RSA86823  Heteromeles arbutifolia F. W. Peirson 1907-7-1 694 Los Angeles Catalina Island. Comment
  UC860308  Heteromeles arbutifolia L. W. Nuttall 1920-5-5 117 Los Angeles Santa Catalina Island Comment
  SEINET6710053  Heteromeles arbutifolia var. macrocarpa J. H. Barber 1897-7-21 276 Los Angeles Santa Monica Forestry Station Comment
  RSA0074512  Heterotheca fastigiata Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  CAS-BOT-BC318856  Heterotheca grandiflora Timothy S. Ross; J. Mark Porter 1995-5-4 8465 Los Angeles Ca. 3.6 road miles NE of Bouquet Canyon Road, Texas Canyon, Liebre Mountains 682 Comment
  JEPS30526  Heterotheca grandiflora Henry J. Thompson 1958-10-23 1813 Los Angeles Point Dume San Gabriel Mountains, Point Dume 30 Comment
  RSA0074441  Heterotheca grandiflora Scott D. White, P. De Vries 2004-6-14 10498 a Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UC2026932  Heterotheca grandiflora David Keil 1986-9-27 19736 -2 Los Angeles NW Los Angels County. Along I-5, just S of Hungry Valley Rd. exit. Roadside pullout Comment
  UC206242  Heterotheca grandiflora Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA0074392  Heterotheca grandiflora M. B. Dunkle 1928-2-19 1710 Los Angeles Santa Catalina Island, Hay Press 427 Comment
  SDSU1693  Heterotheca grandiflora A. H. Gallup 1949-2-14 303 Los Angeles Lasca - in old corral enclosure. 152 Comment
  CAS-BOT-BC311266  Heterotheca sessiliflora subsp. echioides 1896-4-17 88 Los Angeles Near San Antonio Schoolhouse Comment
  RSA93229  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1225 Los Angeles Roadside near Sierra Madre. Comment
  UC1586208  Heterotheca sessiliflora subsp. fastigiata Tim Ross 1991-8-16 5803 Los Angeles .20 mi due e confluence of Lucas Creek (roadside, Angeles Forest Highway, Condor Peak USGS 7.5 Quad.); Big Tujunga Canyon 917 Comment
  UC166890  Heterotheca sessiliflora subsp. fastigiata unknown 1906-9-14 Los Angeles Pasadena Comment
  RSA0063086  Heuchera abramsii P. A. Munz 1922-7-21 6113 Los Angeles Mt. San Antonio, San Gabriel Mountains. 3049 Comment
  POM360458  Hieracium argutum Anstruther Davidson 1892-8-20 2040 Los Angeles Santa Anita Canyon Comment
  LA30872  Hirschfeldia incana Peter H. Raven; Jane Turner, Barbara Whitesel C 150 Los Angeles Santa Monica Mountains, Point Dume Comment
  SD52888  Hirschfeldia incana Peter H. Raven 1962-5-9 17660 Los Angeles San Clemente Island; near observation point on slope overlooking Pyramid Cove. 170 Comment
  RSA628349  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles Southern edge of the Antelope Valley at the north base of Portal Ridge, along 180th Street West, near the California Aqueduct, east of mouth of Broad Canyon. 915 Comment
  UC1971444  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles LIEBRE MOUNTAINS REGION: Southern edge of the Antelope Valley at the north base of Portal Ridge, along 180th Street West, near the California Aqueduct, east of mouth of Broad Canyon. Comment
  CAS-BOT-BC149945  Holodiscus discolor var. discolor C. S. Morris 1908-6-15 113 Los Angeles Summit Mt. Lowe, N. slope Comment
  UCR202709  Holodiscus microphyllus var. microphyllus R. G. Swinney 2001-8-18 8052 Los Angeles San Gabriel Mtns., Mt. Baden-Powell 2866 Comment
  RSA177763A  Hordeum depressum R. F. Thorne, P. Everett 1965-5-11 34557 Los Angeles Santa Catalina Island, Little Harbor. 2 Comment
  UC1587225  Hordeum intercedens Tim Ross 1991-5-20 5371 Los Angeles upper northerly fork of the un-named drainage that empties to sea just n Jack Point Lighthouse; San Clemente Island 164 Comment
  UC572687  Hordeum intercedens Nell Murbarger May, 1936 193 Los Angeles San Clemente Island Comment
  UCR272923  Hordeum marinum subsp. gussoneanum Steven A. Junak 2000-5-5 SCa- 1260 Los Angeles Channel Islands, Santa Catalina Island, c. 1.5 air miles north-northwest of beach at Little Harbor Campground, plant stop above road 198 Comment
  SBBG13209  Hordeum murinum M. A. Piehl 1962-6-9 62331 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR259408  Hordeum murinum R. G. Swinney 2010-9-9 13740 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  POM158250  Hordeum murinum subsp. glaucum M. B. Dunkle 1928-3-31 1784 Los Angeles Santa Catalina Island. Campo Blanco 152 Comment
  RSA651786  Hordeum murinum subsp. glaucum Richard L. Herrin 1948-3-29 s.n. Los Angeles Corner of Olive Avenue & Kenneth Road in vacant lot in Burbank. Comment
  POM112840  Hordeum murinum subsp. leporinum Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  RSA605020  Hordeum vulgare L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  LA202234  Hordeum vulgare Arthur C. Gibson; 2005-5-21 5031 Los Angeles SANTA MONICA MOUNTAINS, Newton Canyon, Newton Canyon Road. Comment
  LA202284  Hordeum vulgare var. trifurcatum Arthur C. Gibson; 2005-5-21 5031 Los Angeles Comment
  CAS-BOT-BC213018  Hosackia crassifolia Mary F. Spencer 1919-6-19 1199 Los Angeles San Jacinto Mt. 1645 Comment
  UCSB3157  Hosackia oblongifolia Wedberg, H. 1958-7-3 Los Angeles 5 miles below Crystal Lake, San Gabriel Mtns. Comment
  RSA261751  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-3 11891 Los Angeles Along Devil's Backbone south side of Mt San Antonio. 2834 Comment
  LA211176  Hydrocotyle verticillata Arthur C. Gibson; Tarja Sagar, Tony Valois 2008-9-11 5342 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, next to bridge near Century Lake. Comment
  RSA202419  Hydrocotyle verticillata June McCaskill 1968-6-2 733 Los Angeles In mud in central aisle in small lathhouse, behind residence at 532 North Catalpa Road, Arcadia Comment
  RSA584314  Hymenoclea salsola Timothy S. Ross, Steve Boyd 1991-3-23 4245 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs (destroyed by development). 851 Comment
  UCR209158  Hypochaeris glabra Dan S. Cooper 2009-4-30 409- 17 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  UCR88509  Hypochaeris glabra Scott D. White, Chet McGaugh 1995-5-16 3080 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA547794  Hypochaeris glabra Timothy S. Ross, Peter Fritsch 1990-6-20 3608 Los Angeles San Gabriel Mountains: Burro Canyon near the confluence of the E and W forks of the San Gabriel River; elevation ranging from stream bottom to slopes. 445 Comment
  RSA588897  Hypochaeris glabra Timothy S. Ross, S. D. Boyd 1990-5-15 2545 Los Angeles Ridgetop between Boulder Canyon drainage (on W) and Gold Canyon (on E). Gold Canyon Saddle: Tujunga Ranger District, Angeles National Forest. 902 Comment
  UCR205712  Ipomoea cairica A. C. Sanders, T. B. Salvato 2009-5-21 36888 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  LA202295  Iris pseudacorus Arthur C. Gibson; 2005-5-14 5046 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, Cold Creek Preserve Comment
  RSA248897  Isocoma menziesii R. F. Thorne 1973-4-12 42922 Los Angeles San Clemente Island, Horse Cove, S end of island. 3 Comment
Read comments
Jun 24 2014
  JEPS19161  Isocoma menziesii var. menziesii W. L. Jepson 1941-10-28 20645 Los Angeles 4-5 mi nw of San Fernando; Fremont Pass 457 Comment
  CHSC115497  Isocoma menziesii var. vernonioides L. P. Janeway 2011-10-16 10774 Los Angeles Peninsular Ranges. North slope of Puente Hills; Shabarum Regional County Park, along Shabarum Trail; 1.2 air km south-southwest of the junction os S. Azusa Avenue and Colima Road. 244 Comment
  RSA91273  Isocoma menziesii var. vernonioides F. W. Peirson 1921-11-11 2596 Los Angeles Saugus at northwest base of San Gabriel Mtns. Comment
  RSA595157  Isolepis cernua Steve Boyd 1996-4-25 8702 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  RSA167619  Juglans californica Peter H. Raven, Robert Thorne 1964-5-7 19004 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  SACT002740  Juglans californica Louis Wheeler 1932-4-2 Los Angeles North slope, sedimentary formation. Santa Monica Mountains. Comment
  SFV4822  Juglans californica var. californica F. L. McPherson 1959-5-2 s. n. Los Angeles Santa Susana Mountains Oat Mountain. South side of mountain above summit. About 200 yards north of the telephone relay station. Comment
  RSA0040549  Juglans hindsii Robert E. Riefner Jr. 2014-5-10 14 -114 Los Angeles San Fernando Valley, City of Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, east of Woodley Ave., west of San Diego Freeway, north of Burbank Blvd. 227 Comment
  RSA177696  Juncus acutus subsp. leopoldii Robert F. Thorne, Percy C. Everett 1965-5-11 34651 Los Angeles Santa Catalina Island. Small pond behind Cottonwood Dam in Cottonwood Canyon. 46 Comment
  SBBG31274  Juncus bufonius R. F. Thorne 1966-6-1 36496 Los Angeles upper end of Cape Cyn 335 Comment
  UCR203203  Juncus bufonius R. G. Swinney 2005-5-21 8244 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA641445  Juncus macrophyllus L. C. Wheeler 1967-7-15 10009 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA607713  Juncus macrophyllus L. C. Wheeler 1947-7-11 6542 Los Angeles San Gabriel Mountains: Millard Canyon. 412 Comment
  RSA69665  Juncus macrophyllus Joseph A. Ewan, F. R. Fosberg 1931-7-13 4943 Los Angeles Big Cienega above Crystal Lake 1982 Comment
  POM1612  Juncus phaeocephalus var. paniculatus I. M. Johnston 1917-6-14 1911 Los Angeles West of Pomona. Comment
  POM1602  Juncus rugulosus I. M. Johnston 1916-10-15 s.n. Los Angeles Evey Canon by creek, north of Claremont. Comment
  RSA756735  Juncus rugulosus R. G. Swinney 2008-6-24 9093 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  UCR111686  Juncus tiehmii L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mtns., Mill Canyon 732 Comment
  UCR158846  Juncus xiphioides Scott D. White 1994-7-14 2256 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  CAS-BOT-BC80990  Juniperus californica A. D. E. Elmer 1902-6-1 3633 Los Angeles Palmdale Comment
  UCR276779  Juniperus californica R. G. Swinney 2011-4-1 14318 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  CAS-BOT-BC235754  Keckiella cordifolia Robert F. Thorne; D. Propst 1968-5-27 37632 Los Angeles Santa Catalina Island: in Middle Ranch Canyon, etc. Comment
  RSA652877  Keckiella cordifolia Ron Martinolich 1991-5-14 77 Los Angeles Los Angeles, Muholland Drive, 2.2 miles west of intersection with Encino Hills Drive, on roadside. Comment
  UC1595256  Keckiella cordifolia Tim Ross and Peter Fritsch 1990-6-20 3631 Los Angeles mouth of Burro Canyon San Gabriel Mountains (confluence of East and West Forks of San Gabriel River) 445 Comment
  UC1714595  Keckiella cordifolia L. R. Abrams and I. L. Wiggins 1931-7-6 379 Los Angeles vicinity Mosquito Cove; San Clemente Island Comment
  POM292884  Keckiella ternata subsp. septentrionalis Lyman D. Benson, Robert Benson, Joseph Lanjouw 1953-5-2 15099 Los Angeles Santa Catalina Island, north face of Swain Canyon, Whites Landing 183 Comment
  RSA293288  Keckiella ternata subsp. septentrionalis D. C. Michener 1980-6-29 3689 Los Angeles San Gabriel Mountains, desert slope. Little Rock Creek canyon slopes 9 miles southeast of junction with CA 138 and forest service road to Little Rock Dam. 1150 Comment
  UC1063189  Keckiella ternata var. septentrionalis G. T. Nordstrom 1935-1-25 316 Los Angeles 1 mi ssw Peace Valley entrance; Santa Barbara National Forest, Tejon Quad. 914 Comment
  UC1584061  Keckiella ternata var. ternata Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4041 Los Angeles nne of Tie Summit Station (e of Angeles Forest Highway); San Gabriel Mountains, Tujunga Ranger District 1566 Comment
  UCR242043  Kickxia spuria Dan S. Cooper 2012-7-12 712- 1 Los Angeles South Coast, Playa Vista 27 Comment
  RSA99339  Kochia scoparia Robert W. Townsend 1955-8-25 s.n. Los Angeles Between Dominguez and Wilmington on Alameda St., ca. 150 yards north of Carson St. intersection; railroad right-of-way. Comment
  UCD85806  Koeleria macrantha G. B. Grant 1906-6-18 3631 Los Angeles souther California, San Gabriel Mts., at Summit of Mt. Wilson. 1828 Comment
  RSA702978  Lactuca serriola Scott D. White 2004-7-27 10632 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  RSA703546  Lactuca serriola Michael Honer 2004-6-22 2008 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  LA202102  Lactuca serriola Monte Lloyd; 1950-7-31 500731p- 1715 Los Angeles University of California, Los Angeles, between athletic field and Faculty Hill 114 Comment
  RSA488124  Lagophylla ramosissima Fred M. Roberts 1985-7-26 2099 Los Angeles Santa Ana Mtns: Main Divide Truck Trail, 0.5km N Blue Jay Campground, 2.2km ESE Los Pinos Peak. 1005 Comment
  UCD63291  Lamarckia aurea M. Vincent 1963-5-7 338 Los Angeles Santa Susana Mts., 1/2 mile E of the Ventura County line near the top of the pass, Santa Susana Pass Road, 1/4 mile off the road at the top of the pass on a small path. 488 Comment
  UCSB399  Lamarckia aurea Ilch, D.; Gleason, C. 1933-5-29 Los Angeles San Dimas SRE plot 303, block 18C Comment
  UCSB400  Lamarckia aurea Kraebel, C. 1932-6-20 Los Angeles San Dimas SRE plots 303-304 (denuded) Comment
  RSA0047165  Lamarckia aurea R. Munkittrick 1948-5-8 s.n. Los Angeles [No further locality information] Comment
  UCR271552  Lantana camara R. G. Swinney 2011-3-18 14165 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  CAS-BOT-BC338117  Lasthenia californica LeRoy Abrams 1903-3-14 3134 Los Angeles San Pedro hills near Rocky Pt. Comment
  CAS-BOT-BC338137  Lasthenia californica E. R. Blakley 1963-12-7 6333 Los Angeles 200 ft. n of Lighthouse, N of Pyramid Head. San Clemente Island 53 Comment
  SFV18421  Lasthenia californica S. Haennelt 1976-4-5 s. n. Los Angeles San Gabriel Mountains Placeria Canyon Natural Area park. Near picnic area. Comment
  RSA92987  Lasthenia coronaria F. W. Peirson 1921-3-3 330 Los Angeles Arroyo Seco, near Pasadena 350 Comment
  CAS-BOT-BC329160  Lasthenia glabrata subsp. coulteri Geo. B. Grant 1917-4-11 s.n. Los Angeles Ballona Salt Marshes Comment
  POM361483  Lasthenia gracilis F. R. Fosberg 1931-3-27 4410 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 80 Comment
  POM361592  Lasthenia gracilis Tom Burch 1940-03 s.n. Los Angeles Castaic. 610 Comment
  UC1594382  Lasthenia gracilis Tim Ross and Amy Kendall 1992-4-15 6194 Los Angeles central upland portion sw Ledge (1328 ft knoll w of Stone Field Station) (236 deg sw ca 170 m distant from summit of Ledge); San Clemente Island 393 Comment
  UCR191688  Lasthenia microglossa A. C. Sanders 2008-4-18 34964 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 1004 Comment
  CHSC8361  Lathyrus vestitus Edward L. Smith 1957-4-25 175 Los Angeles Located in Little Dalton Canyon. San Gabriel Mtns. 365 Comment
  RSA405671  Lathyrus vestitus subsp. laetiflorus Ora M. Clark 1929-1-16 1479 Los Angeles Elyssian Park, Los Angeles. Comment
  RSA405691  Lathyrus vestitus subsp. laetiflorus T. S. Clare 1929-3-3 13718 Los Angeles Topango [Topanga] Canyon. Comment
  UCD106565  Lathyrus vestitus var. vestitus Daryl Koutnik; John Cuti 1978-4-12 342 Los Angeles Verdugo Mountains, south of La Tuna Canyon Road. 579 Comment
  CAS-BOT-BC321521  Layia glandulosa David D. Keck 1935-3-18 3021 Los Angeles San Gabriel River, 2 mi E of El Monte 91 Comment
  RSA669581  Layia glandulosa Staff Cal State College Long Beach 1969-5-29 690429 -3 Los Angeles N. of San franscisquito Canyon, on road to Palmdale. Comment
  UCR190468  Layia glandulosa R. G. Swinney 2001-4-18 7877 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  SBBG101156  Layia platyglossa T. Ross 1992-4-14 6151 Los Angeles midway between the mouth of Nanny Cyn and the first major escarpment draw S of it 182 Comment
  POM4842  Layia platyglossa subsp. campestris C. F. Baker 1904-4-1 4129 Los Angeles Claremont. 365 Comment
  RSA409634  Lepechinia calycina var. wallacei Samuel R. Tyson 1942-6-26 s.n. Los Angeles San Dimas Canyon. 823 Comment
  CATA1708  Lepechinia fragrans Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3028 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 152 Comment
  CATA540  Lepechinia fragrans Sara L. Crockett 1997-5-1 700 Los Angeles Santa Catalina Island: 0.2 mile W of jct. of White's Landing Road with Airport Road, SW side of road 463 Comment
  SBBG31066  Lepechinia fragrans R. F. Thorne 1966-4-29 36329 Los Angeles below rd to White's Landing above turn-off to Echo Lake 411 Comment
  UCR182673  Lepechinia fragrans R. G. Swinney 1998-4-13 5958 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  UCR274346  Lepidium didymum Steven A. Junak 1999-5-22 SCa- 1012 Los Angeles California Islands, Santa Catalina Island. Avalon Canyon, at entrance to Catalina Stables 49 Comment
  UC1536953  Lepidium fremontii Gordon H. True Jr. 1935-5-17 309 Los Angeles hills s Littlerock 914 Comment
  RSA187727  Lepidium lasiocarpum R. F. Thorne 1966-4-5 35861 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  UCR34425  Lepidium lasiocarpum A. C. Sanders 1983-4-16 3723 Los Angeles Antelope Valley, W end of Rosamond Dry Lake, Edwards Air Force Base, E end of Ave. 'C 701 Comment
  SBBG43841  Lepidium lasiocarpum var. lasiocarpum M. R. Benedict 1971-6-27 Los Angeles N of airstrip near Northwest Harbor Comment
  LA211160  Lepidium latipes Arthur C. Gibson; 2010-3-21 5311 Los Angeles SIMI HILLS, lower Cheeseboro Canyon, Cheeseboro SMMNRA Comment
  UCR190608  Lepidium nitidum R. G. Swinney 1990-3-23 1535 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  POM6860  Lepidium nitidum var. nitidum P. A. Munz, L. T. Street, Williams 1919-3-8 2291 Los Angeles Pomona Comment
  UCR273748  Lepidium virginicum subsp. virginicum R. G. Swinney 2011-6-15 15193 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA746629  Lepidium virginicum var. pubescens R. G. Swinney 2008-4-10 8641 -B Los Angeles San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  CAS-BOT-BC328068  Lepidospartum squamatum Ernest C. Twisselmann 1955-8-10 2318 Los Angeles San Emigdio Range. Castaic Valley, 0.3 mi E of Kern County Line 1226 Comment
  JEPS5748  Lepidospartum squamatum Rimo Bacigalupi 1952-8-8 3896 Los Angeles 1.2 mi w of junction of Soledad Canyon Road with Agua Dulce Canyon Road (wash of Bee Creek, tributary of Soledad Creek, Soledad Canyon); Soledad Canyon, wash of Bee Creek, tributary of Soledad Cree 525 Comment
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Jul 8 2014
  SEINET7288806  Leptodactylon californicum Bonnie C. Templeton 1930-5-27 1403 Los Angeles Higgins Canyon, North of Beverly Hills, Santa Monica Mountians 200 Comment
  UCR259556  Leptodactylon pungens R. G. Swinney 2010-9-7 13693 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA594882  Leptosiphon androsaceus T. S. Ross 1995-4-26 8399 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft). 1204 Comment
  RSA606034A  Leptosiphon breviculus L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  RSA73058  Leptosiphon ciliatus F. W. Peirson 1920-6-10 2790 Los Angeles San Gabriel Mts., summit of Mt. Wilson 1738 Comment
  SEINET7967481 Image available Leptosiphon parviflorus Dirk Walters, David Keil 1977-4-30 12292 -A Los Angeles On south side of California Route 138 in vicinity of junction w/ Los Angeles Co. Rd. N-2, across highway from Quail Reservoir. Comment
  RSA0081126  Leptosyne bigelovii R. G. Swinney 2010-6-1 13115 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  SBBG7988  Leptosyne bigelovii H. and M. Dearing 1930-4-15 2365 Los Angeles Little Rock Cyn Comment
  SD237335  Leptosyne bigelovii R. G. Swinney 2009-4-28 10538 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  SJSU7924  Leptosyne californica H. J. Sebring 1956-4-28 Los Angeles near Llano W of Little Rock Comment
  RSA685159  Lessingia glandulifera var. glandulifera Scott D. White 2003-7-25 9644 Los Angeles Santa Clarita area; Sand Canyon (tributary to Santa Clara River) just above trailer park. 506 Comment
  UC1531118  Lessingia glandulifera var. glandulifera Robert F. Thorne and Dick Tilforth 1978-6-21 52327 Los Angeles n Bob's Gap; San Gabriel Mountains Comment
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Jan 8 2017
  UC1586218  Lessingia glandulifera var. glandulifera Tim Ross 1991-8-16 5834 Los Angeles San Gabriel Mountains, Horse Flats Horse Flats; San Gabriel Mountains, Horse Flats 1719 Comment
  CAS-BOT-BC339285  Lessingia glandulifera var. glandulifera Geo. B. Grant No date on label 7183 Los Angeles Lamanda [Lamanda Park] Comment
  SBBG118769  Lessingia glandulifera var. peirsonii L. Gross with P. Morton 2004-6-9 1333 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  UC501463  Lessingia glandulifera var. peirsonii Frank W. Peirson 1923-6-9 3550 Los Angeles King Canyon Liebre Mts., King Canyon 1173 Comment
  CAS-BOT-BC444442  Lewisia rediviva var. minor I. M. Johnston 1917-7-3 1412 Los Angeles San Antonio Mountains. Head of San Antonio Canon [Canyon] 2438 Comment
  RSA711447  Leymus cinereus LeRoy Gross 2005-5-19 2296 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  RSA584884  Leymus condensatus Timothy S. Ross, Steve Boyd 1990-6-1 2781 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  RSA651792  Leymus condensatus A. E. Hersh 1950-7-9 s.n. Los Angeles roadside [Topanga] Canyon, about 2 miles from west end. 91 Comment
  POM352207  Leymus triticoides Robert Gustafson 1978-6-1 970 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA651264  Lilium humboldtii subsp. ocellatum Russell S. Woglum 1935-08 2443 Los Angeles San Gabriel Canyon, North Fork Soldier Creek. [San Gabriel Mountains] Comment
  UCR258601  Lilium humboldtii subsp. ocellatum R. G. Swinney 2010-8-26 13598 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA0033686  Lilium parryi Duncan S. Bell, Sarah Fisher, Carrie Kiel 2013-7-23 5431 Los Angeles Sheep Mountain Wilderness; Vincent Gulch, near head of canyon. 1994 Comment
  RSA377161  Lilium parryi F. R. Fosberg 1931-8-10 S 5635 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UC1714525  Lilium parryi I. M. Johnston 1916-8-22 1703 Los Angeles Prairie Fork of San Gabriel River; San Antonio Mounains 2286 Comment
  UCR126736  Linanthus androsaceus A. C. Sanders, Andy Thomson 2003-4-15 25996 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  RSA698399  Linanthus aureus Seacord s.n. Los Angeles West Mojave Comment
  RSA679915  Linanthus concinnus LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 924 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1) 1677 Comment
  RSA695502  Linanthus concinnus Valerie L. Soza, Sarah J. De Groot 2003-6-18 1686 Los Angeles Upper Little Rock Creek, along Rattlesnake Trail, approximatly 0.2 miles east from its junction with Burkhart Trail, WNW of Rattlesnake Spring, San Gabriel Mountains. 1738 Comment
  POM364705  Linanthus dianthiflorus Anstruther Davidson 1894-06 s.n. Los Angeles Glendale. Comment
  UCR150873  Linanthus dichotomus R. G. Swinney 1998-4-14 5973 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA628959  Linanthus parryae L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UC1250453  Linanthus parryae Isabelle Tavares, Valera Brinson 1962-4-18 290 Los Angeles 26 mi E of Palmdale (on Hwy. 138) 1036 Comment
  RSA587225  Linanthus parryae Orlando Mistretta 1995-4-25 1647 Los Angeles San Gabriel Mtns, Kitter Canyon. 1113 Comment
  RSA400288  Linaria canadensis Louis C. Wheeler 1934-4-24 2544 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA400290  Linaria canadensis var. texana M. B. Dunkle 1939-4-6 7313 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA545327  Linaria canadensis var. texana Tim S. Ross 1992-4-14 6159 Los Angeles San Clemente Island, central E side of island; coastal bluff on E escarpment ca 20 m S of where Nanny Cyn drainage meets the sea 18 Comment
  RSA592808  Lithophragma Steve Boyd, Orlando Mistretta 1996-5-1 8758 B Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA584621  Lithophragma affine T. S. Ross, Steve Boyd 1991-4-25 4612 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  UCD102699  Lithophragma affine Daryl Koutnik; John Cuti 1978-4-19 379 Los Angeles Verdugo Mountains on fire road from Stough Canyon to La Crescenta. 548 Comment
  CAS-BOT-BC432201  Lithophragma bolanderi Frank W. Peirson 1921-4-13 2395 Los Angeles Pacoima Canyon, San Gabriel Mts. 548 Comment
  SD253423  Lobelia dunnii var. serrata R. G. Swinney 2011-10-27 15933 Los Angeles San Gabriel Mountains: 1.4 miles E (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Canyon and W Fork San Gabariel River, along West Fork National Scenic Bikeway (Azusa 7.5'Q) 633 Comment
  UCR272515  Lobelia dunnii var. serrata R. G. Swinney 2011-10-27 15933 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  SBBG128225  Logfia filaginoides M. L. Hoefs, S. A. Junak 2000-4-14 3069 Los Angeles hillside about halfway between Airport Rd and Goat Harbor 469 Comment
  UC1594347  Logfia filaginoides Tim Ross 1992-5-17 6334 Los Angeles short easterly spur canyon along Highway 39 (center w side of reservoir); San Gabriel Mountains, San Gabriel Reservoir 463 Comment
  CAS-BOT-BC269094  Lolium perenne Scott D. White 1996-5-15 4043 Los Angeles Marina Del Rey Area; Ballona Ck. floodplain W of Lincoln Bl. and S of Jefferson Bl., coastal Los Angeles Co. 3 Comment
  RSA150937  Lolium perenne P. H. Raven 1962-5-8 17617 Los Angeles Wilson Cove, barracks area; San Clemente Island 91 Comment
  UCR104212  Lolium perenne Scott D. White 1997-5-21 5199 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
  RSA425022  Lolium perenne subsp. multiflorum J. C. Roos 1947-10-12 s.n. Los Angeles Charnock St., West Los Angeles Comment
  POM3254  Lomatium dasycarpum subsp. dasycarpum C. F. Baker 1904-04 4752 Los Angeles Claremont. 365 Comment
  RSA584325  Lomatium mohavense T. S. Ross, Steve Boyd 1991-3-23 4247 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +/- west of Lovejoy Springs (destroyed by development.) 884 Comment
  RSA0080963  Lomatium nevadense R. G. Swinney 2010-6-1 13100 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  RSA522337  Lonicera interrupta T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4025 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
  RSA802561  Lonicera interrupta Orlando Mistretta, Christine Mistretta 2011-7-6 5906 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  POM88089  Lonicera subspicata var. denudata I. M. Johnston 1924-8-13 s.n. Los Angeles Sunset trail, 1 mi. S of Sunset Peak 1584 Comment
  RSA455381  Lonicera subspicata var. denudata George B. Grant 1904-6-15 s.n. Los Angeles Canyons, Pasadena Comment
  SD39393  Lonicera subspicata var. denudata Edith A. Purer 1931-5-8 Los Angeles Griffith Park Comment
  RSA649907  Lotus argophyllus subsp. decorus Lori Ackerman, Gerald Braden 1988-4-22 11 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  UC15674  Lotus argophyllus var. argenteus Dr. A. Davidson Aug 1895 Los Angeles Catalina Island Comment
  POM2476  Lotus crassifolius var. crassifolius I. M. Johnston 1917-7-1 1751 Los Angeles San Antonio Mountains; Near Browns Flats. 1372 Comment
  RSA549499  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-18 3487 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UCR159823  Lotus grandiflorus var. grandiflorus L. C. Wheeler 1968-4-26 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, head of Rattlesnake Canyon at Santa Clara Divide Road 1410 Comment
  UCR210217  Lotus heermannii R. G. Swinney 2008-10-20 9646 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA0038318  Lotus heermannii F. W. Peirson 1921-6-19 4077 Los Angeles Crystal Lake, North Fork of San Gabriel River. 1676 Comment
  IRVC28122  Lotus humistratus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26280 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  RSA406209  Lotus oblongifolius var. oblongifolius L. C. Wheeler 1931-8-27 28 Los Angeles San Dimas Canyon 381 Comment
  RSA547474  Lotus oblongifolius var. oblongifolius T. S. Ross 1992-7-24 6767 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA587606  Lotus procumbens var. procumbens Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1143 Los Angeles Santiago Canyon. Near confluence with Little Rock Creek. 1067 Comment
  RSA646117  Lotus procumbens var. procumbens Orlando Mistretta 1994-4-15 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Creek Section. 1159 Comment
  SEINET3860266  Lotus salsuginosus R. G. Swinney 2009-4-21 10417 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mile north (upstream) of Puente Largo bridge.; 0 192 Comment
  UCR127015  Lotus salsuginosus A. C. Sanders 2003-6-18 26930 Los Angeles Western Transverse Range/Santa Clara River Watershed, near mouth of 'Off-haul Canyon' c. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch 305 Comment
  UC56567  Lotus scoparius W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  RSA406850  Lotus scoparius Elbert Benjamine, M. Rice 1929-1-13 8413 Los Angeles Sierra Madre. Comment
  RSA0087030  Lotus scoparius subsp. scoparius R. G. Swinney 2010-3-18 11973 Los Angeles 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
  UC56564  Lotus scoparius var. brevialatus Miss E. D. Palmer Feb 1902 Los Angeles Los Angeles Comment
  UCR107830  Lotus scoparius var. brevialatus Anna Christensen 1997-4-2 12 Los Angeles Claremont. Bernard Biological Field Station (Claremont Colleges), NW corner of Mills Ave. and Foothill Blvd., 25 yds from E fence, 200 yds. into N. panhandle region. 412 Comment
  RSA652454  Lotus scoparius var. brevialatus Len Corwin 1948-4-28 19 Los Angeles Aliso Canyon in a flat field, Palmdale. 1005 Comment
  RSA626239  Lotus scoparius var. scoparius L. C. Wheeler 1967-5-15 9585 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 518 Comment
  UCR127151  Lotus scoparius var. scoparius A. C. Sanders, Mark A. Elvin 2003-6-18 26953 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  UCR270070  Lotus scoparius var. scoparius R. G. Swinney 2010-5-12 12724 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  RSA0098375  Lotus strigosus R. G. Swinney 2011-6-14 15123 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  UC1211106  Lotus strigosus Huron H. Smith 1912-5-1 4886 Los Angeles Eagle Rock Valley 152 Comment
  RSA592888  Lotus strigosus L. C. Wheeler 1967-4-30 9237 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA406937  Lotus strigosus var. strigosus M. B. Dunkle 1929-4-14 2127 Los Angeles Hay Press, Santa Catalina Island. 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
  RSA406350  Lotus wrangelianus M. B. Dunkle 1929-4-7 2100 Los Angeles White's Landing, Santa Catalina Island. Comment
  LA3032  Ludwigia peploides subsp. peploides Mary V. Hood; 1944-10-8 44 126 k Los Angeles 131 Comment
  RSA0094369  Lupinus benthamii R. G. Swinney 2011-5-31 14921 A Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA593020  Lupinus bicolor Steve Boyd 1996-4-25 8729 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, north side of Cold Canyon along Forest Service Road 7N23 ca 2.3 road miles N of jtn with 7N22. 1537 Comment
  RSA620238  Lupinus bicolor B. Pitzer 1998-5-23 3734 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA347579  Lupinus bicolor subsp. marginatus B. A. Prigge 1986-3-20 6964 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  SEINET769633 Image available Lupinus bicolor subsp. marginatus D. B. Dunn, C. Epling 1946-4-19 2129 Los Angeles ).9 mile south of the junction of Hwy. 99 & 138, abundant along valley floor for several sites to the north of the Jct. & north of the town of gorman. Comment
  UCR258761  Lupinus concinnus R. G. Swinney 2010-5-11 12692 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  UC1584875  Lupinus excubitus var. austromontanus Tim Ross, Steve Boyd 1991-7-24 5648 Los Angeles Granite Mountain , Chilao Flat Quad., Granite Mount (San Gabriel Mountain Range) 1901 Comment
  UCR271088  Lupinus excubitus var. hallii R. G. Swinney 2011-4-28 14527 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  UCR271090  Lupinus excubitus var. hallii R. G. Swinney 2011-4-28 14525 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  UCR281591  Lupinus excubitus var. hallii R. G. Swinney 2014-6-5 16708 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA407097  Lupinus excubitus var. johnstonii L. E. Hoffman 1932-5-1 s.n. Los Angeles Mt. Gleason, Angeles National Forest. Comment
  SBBG69098  Lupinus formosus V. Duran 1933-7-26 3535 Los Angeles Buckhorn 1981 Comment
  RSA131260  Lupinus hyacinthinus Percy C. Everett 1959-5-22 23810 Los Angeles Holiday Hill, Big Pine, San Gabriel Mts 1951 Comment
  RSA0085033  Lupinus latifolius subsp. parishii R. G. Swinney 2010-4-30 12446 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  CAS-BOT-BC202087  Lupinus longifolius Charles Piper Smith 1923-7-16 3785 Los Angeles Sierra Madre Comment
  JEPS65299  Lupinus longifolius F. W. Peirson 1920-5-14 2147 Los Angeles Lukens Peak; San Gabriel Mts. 914 Comment
  POM145832  Lupinus longifolius Marcus E. Jones 1927-4-20 s.n. Los Angeles San Dimas Comment
  POM156357  Lupinus longifolius L. R. Abrams 1902-7-10 2505 Los Angeles Bluffs near the sea. Playa del Rey Comment
  SD186211  Lupinus microcarpus A. C. Sanders, Mark Elvin, et al. 2003-4-14 25971 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain. 351 Comment
  UCR192203  Lupinus microcarpus A. C. Sanders 2008-4-16 34898 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  SD186210  Lupinus microcarpus var. microcarpus Mark A. Elvin, Cathleen Weigand 2003-4-8 2455 Los Angeles Newhall Ranch, flats south of confluence of Hasley Canyon with Castaic Creek. 296 Comment
  UCR274956  Lupinus microcarpus var. microcarpus Michael Honer, Rachel Woodard 2006-4-12 2183 Los Angeles Tehachapi Mountains area, Hills above Oso Cyn.; c. 1.5 miles NNW of Quail Lake, 2 miles west of cement plant rd. 1128 Comment
  JEPS108007  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1346 Los Angeles Hwy. 138 and 26th Ave. in Palmdale. Comment
  OBI48493  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1346 Los Angeles Hwy 138 and 26th Ave in Palmdale Comment
  OBI48513  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Along Peace Valley Rd (frontage to I5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  RSA167048  Lupinus odoratus var. odoratus W. G. Webb 1935-4-20 s.n. Los Angeles Lancaster Comment
  SEINET10841252  Lupinus odoratus var. odoratus David B. Dunn 1946-4-20 Dunn 2144 Los Angeles Station 13, west margin of Mohave Desert. Comment
  UC2029979  Lupinus peirsonii Orlando Mistretta 1993-6-2 856 Los Angeles SAN GABRIEL MOUNTAINS: Mt. Baden Powell. Comment
  RSA0112766  Lupinus sparsiflorus R. G. Swinney 2011-3-29 14245 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
  SEINET13383407 Image available Lupinus sparsiflorus R. G. Swinney 2010-1 11971 Los Angeles 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
  UC723825  Lupinus sparsiflorus Joseph Andorfer Ewan IV 1933 10909 Los Angeles Higgins Canyon; Santa Monica Mts., Higgins Canyon 457 Comment
  UCR259934  Lupinus sparsiflorus R. G. Swinney 2010-3-18 11971 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
  RSA550210  Lupinus sparsiflorus Walter Wisura, E. Roeder 1992-4-21 4704 Los Angeles West Mohave: Valyermo Rd. .3 mi. N of turnoff to St. Andrews. Comment
  SDSU4621  Lupinus sparsiflorus unknown 1948-5-4 Los Angeles Goode Pass, Western San Gabriel Mts. 1006 Comment
  SBBG118480  Lupinus succulentus O. Mistretta 1992-7-13 698 Los Angeles Los Pinetos Spring Cyn Trail Comment
  SBBG17467  Lupinus succulentus K. A. Wilson 1961-3-11 979 Los Angeles Placerita Cyn Rd, wash 3 mi E of Placerita State Park Comment
  SEINET6932736 Image available Lupinus succulentus A. G. Vestal 1947-3-31 s.n. Los Angeles 2 miles southeast of Brea. Comment
  UCR192963  Lupinus truncatus Dan S. Cooper 2008-3-20 s.n. Los Angeles Los Angeles Basin, north end of Thomas St., El Sereno, Los Angeles 220 Comment
  RSA008668  Lupinus truncatus Fay A. MacFadden 1930-4-10 1587 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  SEINET10489081  Lupinus truncatus Robert F. Thorne 1971-4-2 Thorne 41422 Los Angeles San gabriel mts. Johnson's pastures, n of mtn ave., Claremont. Flowers Purple. 549 Comment
  RSA747977  Luzula comosa R. G. Swinney 2001-8-27 8119 Los Angeles San Gabriel Mtns.: Windy Spring, 0.3 mi. NW of Little Jimmy Campground. 2256 Comment
  SBBG22305  Lycium cooperi M. A. Piehl 1963-5-18 63312 Los Angeles foothills just N of Goode Pass 914 Comment
  UCR223120  Lycium cooperi R. G. Swinney 2009-5-13 10792 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  RSA235233  Lyonothamnus floribundus subsp. floribundus E. R. Blakley 1962-10-4 5401 Los Angeles Santa Catalina Island. Ironwood Gully south of Catalina harbor at the Isthmus. 198 Comment
  RSA589873  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8205 Los Angeles Santa Catalina Island. W end of the island, NW side of silver Peak, just below summit. 527 Comment
  SBBG51687  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 -475 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  CATA1575  Lysimachia arvensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2844 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach 411 Comment
  RSA526571  Malacothamnus clementinus Steve Boyd, Ross, Arnseth 1990-4-7 4279 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  OBI12366  Malacothamnus davidsonii Louis C. Wheeler 1933-8-5 2053 Los Angeles 2 mi NW Roscoe, San Fernando Valley 274 Comment
  RSA503450  Malacothamnus davidsonii Louis C. Wheeler 1967-7-18 10110 Los Angeles San Gabriel Mountains, Angeles National Forest: Gold Creek off Little Tujunga Canyon. 549 Comment
  UC527634  Malacothamnus davidsonii C. B. Wolf 1931-7-2 2264 Los Angeles 0.5 mi above bridge over Little Tujunga Wash, on rd from Sunland to San Fernando Little Tujunga Wash 335 Comment
  UCR274877  Malacothamnus davidsonii Josh Corona-Bennett 2010-5-8 s.n. Los Angeles Western Transverse Range, northern edge of city of San Fernando, on western slope of Lopez Debris Basin, c. 10 ft. east of Maclay St. 397 Comment
  UCR212781  Malacothamnus fasciculatus Ellen Mackey, Blake Whittington 2006-9-28 NFWF- 1767 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel [River] Watershed, Tanbark Flats, Forest Service area 838 Comment
  POM9158  Malacothamnus fasciculatus C. F. Baker 3346 Los Angeles Claremont. Comment
  RSA9774  Malacothamnus fasciculatus Louis C. Wheeler 1932-5-26 752 Los Angeles San Gabriel Wash. 107 Comment
  LA105525  Malacothamnus fasciculatus var. fasciculatus Barry A. Prigge; 1989-5-13 8729 Los Angeles Santa Suzana Mountains, Blind Canyon: upper slope of canyon, ca 1.76mi NW of the junction of Simi Valley Fwy and Topanga Blvd, N of Chatsworth. 518 Comment
  IRVC26310  Malacothamnus marrubioides Mark A. Elvin 2003-8-13 2988 Los Angeles Newhall Ranch, Santa Clara River at the mouth of Long Canyon Santa Clarita Valley 274 Comment
  UC729487  Malacothamnus orbiculatus Carl B. Wolf 1932-8-11 1541 Los Angeles 8 mi below Big Pines Park (on road to Little Rock); No. slope San Gabriel Mts. 1371 Comment
  SBBG98332  Malacothrix clevelandii Anstruther Davidson -Jul-1893 Los Angeles Switzers Camp Comment
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Mar 31 2015
  UCR270480  Malacothrix clevelandii R. G. Swinney 2011-5-12 14668 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
  CAS-BOT-BC345517  Malacothrix coulteri Le Roy Abrams 1901-4-4 1321 Los Angeles San Fernando Valley near Chatworth Peak Comment
  UC1929617  Malacothrix glabrata Scott D. White 2003-6-8 9501 Los Angeles W MOJAVE DESERT: Near Lake Los Angeles. North of Avenue O and east of 150th St. E. Comment
  CHSC62040  Malacothrix saxatilis var. tenuifolia L. P. Janeway 1993-10-5 4617 Los Angeles Puente Hills; along edge of dirt road at head of Arroyo San Miguel. 243 Comment
  SBBG31294  Malacothrix saxatilis var. tenuifolia R. F. Thorne 1966-6-1 36469 Los Angeles Pebbly Beach Rd, SE of Avalon 7 Comment
  SBBG31462  Malva parviflora R. F. Thorne 1966-4-4 35788 Los Angeles Bird Rock, N of Isthmus Cove 7 Comment
  UCR197166  Malva parviflora Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1142 Los Angeles Transverse Ranges: Verdugo Mountains, mouth of McDonald Creek 335 Comment
  RSA534011  Malva parviflora Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5105 Los Angeles San Clemente Island. 550 ft SSW of the 927 BM at the E end of the old airfield landing strip. 280 Comment
  RSA658517  Malva pseudolavatera Diane Elliott 1985-4-26 14 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  SFV7496  Malva sylvestris L. Caplin 1975-5-2 88 Los Angeles Point Dume. Disturbed vacant lot. 61 Comment
  RSA526591  Malvella leprosa Tim S. Ross 1991-3-24 4288 Los Angeles Whittier Hills (Puente Hills, pro parte). 299 Comment
  LA35299  Marah macrocarpa Mary V. Hood; 1944-5-7 44 47 k Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, near Tapia Park 152 Comment
  RSA440983  Marah macrocarpa H. L. Bauer 1931-5-1 s.n. Los Angeles Topanga Canyon, Santa Monica Mtns Comment
  SD234370  Marah macrocarpa Wayne Law, Jun Hu 2000-4-30 2 Los Angeles Transverse Ranges; San Gabriel Mtns.: Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 518 Comment
  RSA604499  Marah macrocarpa var. macrocarpa L. C. Wheeler 1933-5-5 1702 Los Angeles San Gabriel Mountains: Fish Canyon 304 Comment
  SFV17352  Marrubium vulgare J. N. Hogue 1998-4-26 s. n. Los Angeles Pasadena, Arroyo Seco near Rose Bowl. 259 Comment
  RSA522973  Marrubium vulgare Tim S. Ross 1991-2-23 4087 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  SFV13511  Marsilea vestita subsp. vestita M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 911 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  SD185150  Matricaria discoidea S. J. Myers 2005-5-11 Los Angeles Northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  RSA598580  Matricaria matricarioides L. C. Wheeler 1967-5-24 9712 Los Angeles San Gabriel Mountains. Indian Canyon Campground 822 Comment
  CAS-BOT-BC422758  Meconella denticulata Brandegee 1889-5-1 s.n. Los Angeles Pasadena Comment
  CHSC98728  Meconella denticulata LeRoy Gross; Bill Hogshead, Valerie Soza 2003-5-29 963 Los Angeles Transverse Ranges; Verdugo Mountains region; 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 Motorway). Basically a triangle. UTM Zone: 3787784N 0378385E. 549 Comment
  RSA66765  Meconella denticulata F. W. Peirson 1920-3-28 36 Los Angeles Tujunga Canyon: small side canyon in lower Tujunga. 488 Comment
  POM308880  Meconella denticulata Kay H. Beach 624 Los Angeles San Dimas Experimental Forest. Trail to flumes no. 4 and no. 5. Comment
  UC1595233  Medicago lupulina Tim Ross and Peter Fritsch 1990-6-20 3603 Los Angeles mouth of canyon near confluence of E and W Forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  UCR209931  Medicago lupulina R. G. Swinney 2008-7-12 9166 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  UC398766  Medicago polymorpha Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  UCR41713  Medicago polymorpha G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  LA82120  Medicago polymorpha O. H. Kappler; 1941-5-18 269 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  PASA197  Medicago sativa Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  POM345069  Medicago sativa F. R. Fosberg 1931-3-31 S 4421 Los Angeles Santa Catalina Island. Comment
  POM204737  Melica imperfecta Le Roy Abrams 1901-4-1 1220 Los Angeles Ballona Harbor. Comment
  RSA87441  Melica imperfecta F. W. Peirson 1923-4-12 3420 Los Angeles Wilson's Cove, San Clemente Island Comment
  UCD87876  Melica imperfecta P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Canyon by golf-links. Comment
  UCR193709  Melica imperfecta R. G. Swinney, Dave Larson 1999-6-25 7406 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  POM348188  Melilotus indicus Wm. Martin 1971-8-25 s.n. Los Angeles Point Dume. Comment
  POM348190  Melilotus indicus Glenn A. Gorelick 1966-4-4 s.n. Los Angeles In narrow waste area bordering a storm drain, Roxbury Dr. and Mote Mr Dr. Comment
  RSA008770  Melilotus indicus Fay A. MacFadden 1930-06 1725 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  SDSU5070  Melilotus indicus Gerald Collier 1951-4-2 3684 Los Angeles Parking lot just north of new art building, UCLA Campus. Comment
  RSA440348  Mentzelia affinis Anstruther Davidson 1911-5-28 s.n. Los Angeles Chatsworth Park. Comment
  SEINET13203253 Image available Mentzelia congesta R. G. Swinney 2011-1 14504 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC73396  Mentzelia congesta H. M. Hall 1899-6-20 1228 Los Angeles San Antonio Mountains, Lytte Creek Canyon 1752 Comment
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Mar 21 2014
  JEPS42753  Mentzelia dispersa Frank W. Peirson 1921-6-14 2466 Los Angeles San Gabriel Mountains, Trail Fork San Gabriel River Canyon 975 Comment
  JEPS42770  Mentzelia dispersa Frank W. Peirson 1922-5-30 3074 Los Angeles San Gabriel Mountains, Mt. Lowe, Westspur 1371 Comment
  POM2977  Mentzelia dispersa L. R. Abrams, E. A. McGregor 1908-7-3 622 Los Angeles North Mt. Baldy [Mt. Baden-Powell] 2744 Comment
  POM3168  Mentzelia laevicaulis C. F. Baker 1903-8-2 3452 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UCR129409  Mentzelia micrantha A. C. Sanders, Mark Elvin 2002-6-20 25238 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
  RSA679924  Mentzelia montana LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 933 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  RSA756129  Mentzelia montana Orlando Mistretta, Christine Mistretta 2008-4-21 2517 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  UCR265950  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2005-4-21 2067 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  SEINET6944404  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  RSA402613  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 S- 4891 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  POM18221  Mesembryanthemum crystallinum P. A. Munz 1923-4-13 6785 Los Angeles San Clemente Island. Comment
  RSA177682  Mesembryanthemum nodiflorum R. F. Thorne, P. Everett 1965-5-11 34646 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  RSA617406  Micropus californicus Scott D. White 1998-5-19 6527 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  SBBG117004  Microseris douglasii subsp. platycarpha S. A. Junak 2001-5-18 SCa 1545 Los Angeles Cottonwood Cyn, along Cottonwood-Blackjack Rd, ca. 1.6 mi WSW of Blackjack Pk 304 Comment
  UCR108184  Microseris heterocarpa Steve Boyd, V. Soza 1998-4-28 10160 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, c. 2 mi west of the junction w/ Sierra Hwy in Mint Canyon, top of ridge on the south side of the canyon. 634 Comment
  POM126294  Microseris lindleyi V. Newsom, Martha Hilend 1927-10-13 s.n. Los Angeles hills SW of Newhall. Comment
  UCR220270  Microseris lindleyi R. G. Swinney 2009-4-24 10494 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  JEPS4580  Mimulus Frank W. Peirson 1919-5-18 434 Los Angeles hills e Monrovia Canyon; San Gabriel Mountains 457 Comment
  POM28  Mimulus aurantiacus M. Johnson 1890-8-1 s.n. Los Angeles Wilson's Peak. Comment
  RSA675931  Mimulus aurantiacus LeRoy Gross 2003-3-9 790 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA683144  Mimulus aurantiacus LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1078 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UCR177762  Mimulus aurantiacus LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1078 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  JEPS4581  Mimulus aurantiacus var. pubescens Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  LA35261  Mimulus aurantiacus var. pubescens Mary V. Hood; 1939-5-30 Los Angeles Mint Canyon 1523 Comment
  LA35209  Mimulus brevipes Mary V. Hood; 1944-5-7 44- 39 -k* Los Angeles Santa Monica Mountains, Tapia Park, above park 152 Comment
  RSA0040125  Mimulus brevipes Orlando Mistretta 1990-7-2 s.n. Los Angeles Bear Flat 1746 Comment
  UCR277147  Mimulus brevipes R. G. Swinney 2011-6-15 15206 Los Angeles San Gabriel Mountains, Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy 1631 Comment
  UCD122450  Mimulus brevipes R. S. Woglum 1930-4-28 s.n. Los Angeles East- Central Los Angeles County: hills south of Glendora. Comment
  UCR209860  Mimulus cardinalis R. G. Swinney 2008-7-13 9184 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, east fork of Bell Canyon at debris basin 756 Comment
  RSA0083159  Mimulus floribundus R. G. Swinney 2010-8-9 13474 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  POM308398  Mimulus floribundus Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3122 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  RSA719022  Mimulus fremontii R. G. Swinney 1998-4-14 5981 Los Angeles Pi - on Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  LA209483  Mimulus fremontii var. fremontii Philip A. Munz; Ivan M. Johnston, R. D. Harwood 1920-5-24 4031 Los Angeles Big Tujunga Wash Comment
  POM7  Mimulus fremontii var. fremontii Will Crowley 1903-05 s.n. Los Angeles Collected near Pasadena Comment
  RSA271432  Mimulus fremontii var. fremontii C. W. Tilforth, John Dourley, W. Wisura 1978-5-17 1524 Los Angeles Bob's Gap, about 2 1/2 air miles northeast of Valyermo, north slopes of San Gabriel Mountains. 1098 Comment
  RSA650914  Mimulus guttatus Matt Bogdanoff 1981-5-24 14 Los Angeles Big Dalton Cyn. Rd., 0.7 mi E of junction with Glendora Mtn. Rd., N of Glendora. 396 Comment
  UCR259753  Mimulus guttatus R. G. Swinney 2010-4-20 12294 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  HSC20745  Mimulus guttatus C. S. Apperson 1967-6-3 Los Angeles 4 mi. from Gorman on Hwy. 138 Comment
  POM307079  Mimulus guttatus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1927 Los Angeles Between Walnut and Covina, near State school. Comment
  RSA286432  Mimulus guttatus Mary H. O'Brien 1976-5-2 s.n. Los Angeles Whittier, Whittier Narrows Wildlife Sanctuary 1/3 mi. from headquarters near small lake, slightly sandy soil, fairy packed. Comment
  UCSB6065  Mimulus guttatus Gill, Robert 1959-6-2 Los Angeles San Antonio Cyn; along lower road; San Gabriel Mtn Range 792 Comment
  CHSC5101  Mimulus johnstonii M. MacArthur 1967-7-16 Los Angeles Lower Cilao Flats near parking area about 1 mi. from Angeles Crest Hwy., Angeles National Forest, San Gabriel Mountains. 1584 Comment
  UC1929439  Mimulus johnstonii Valerie Soza, Sarah J. De Groot 2003-6-18 1693 Los Angeles Transverse Ranges; San Gabriel Mountains region; Mount Hillyer Trail from Horse Flats Campground. 1829 Comment
  RSA80486  Mimulus palmeri F. W. Peirson 1907-7-9 1124 Los Angeles Pine Flats Comment
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Dec 10 2014
  SFV16965  Mimulus pilosus J. N. Hogue, P. Wilson 1997-6-27 87 .9 Los Angeles San Gabriel Mountains Highway 2, mile marker 54.22. Near Camp Valcrest. 1829 Comment
  RSA286778  Mimulus suksdorfii Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44749 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  RSA747856  Minuartia douglasii Scott D. White, Justin M. Wood 2009-5-6 12662 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UC205827  Minuartia douglasii P. A. Munz 1919-4-5 2425 Los Angeles Puddingstone Canyon San Dimas Comment
  RSA252903  Minuartia douglasii R. F. Thorne 1973-5-11 43563 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
  RSA610190  Minuartia douglasii L. C. Wheeler 1933-7-4 1908 Los Angeles San Dimas Canyon 640 Comment
  UCR223269  Mirabilis jalapa R. G. Swinney 2009-8-19 11453 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, 50 m north of rental cabins 366 Comment
  CAS-BOT-BC434651  Mirabilis laevis var. crassifolia L. R. Abrams; I. L. Wiggins 1931-7-6 347 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor. Comment
  LA200665  Mirabilis laevis var. crassifolia Carl Epling; March 1925 6520 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SBBG69790  Mirabilis laevis var. crassifolia R. Hoffmann 1928-7-8 Los Angeles Fairmont Comment
  UC483380  Mirabilis laevis var. crassifolia L. R. Abrams & I. L. Wiggins 1931-7-6 347 Los Angeles San Clemente Island; vicinity of Mosquito Harbor Comment
  RSA0027974  Mirabilis laevis var. crassifolia Louis C. Wheeler 1967-4-30 9213 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA276009  Mirabilis laevis var. villosa Jack Delaini 1974-5-9 185 Los Angeles On steep , grassy slopes of S-facing ridge near mouth of canyon with Eriogonum fasciculatum foliosum, adenostoma fasciculatum, rhus laurina, etc. 427 Comment
  RSA464228  Mirabilis laevis var. villosa Robert Gustafson 1978-6-21 1025 Los Angeles Lower Hungry Valley, Freeman Canyon, about 4.0 miles south of Gorman 945 Comment
  UCR36458  Mirabilis multiflora var. pubescens A. C. Sanders, F. C. Vasek 1984-6-6 5085 Los Angeles Mojave Desert, Antelope Valley, dry grain field along Hwy 138 [at Ave 100 West], 0.6 mi east of where it crosses the California Aqueduct, 7 mi east of Ave. 170 W 884 Comment
  RSA434972  Modiola caroliniana Anstruther Davidson 1892-07 s.n. Los Angeles Acton Comment
  RSA0016137  Monardella australis Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek of Big Tujunga, below Charlton Flat; future dam site. Comment
  RSA774791  Monardella breweri subsp. lanceolata R. G. Swinney 2009-7-23 11382 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  LA62776  Monardella exilis Carl Epling; 1937-6-16 sn Los Angeles 2.2 mi. E of Highway on Ave. I, Lancaster Comment
  RSA680174  Monardella exilis Scott D. White 2003-6-8 9508 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  UC1995353  Monardella exilis P. A. Munz and T. Craig 1933-5-13 12939 Los Angeles 10 mi s Muroc Comment
  RSA509577  Monardella lanceolata Louis C. Wheeler 1967-8-2 10322 Los Angeles Angeles National Forest; Sulphur Spring. 1585 Comment
  RSA0003924  Monardella lanceolata var. glandulifera I. M. Johnston 1918-9-1 2139 Los Angeles San Antonio Mountains: Browns Flat 1311 Comment
  UC72687  Mucronea californica Geo. B. Grant 1901-1 173 Los Angeles Arcadia Comment
  CAS-BOT-BC262699  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1600 Comment
  UCR146501  Muhlenbergia californica Scott D. White 2004-7-28 10653 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  CAS-BOT-BC275281  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6325 Los Angeles California Channel Islands. San Clemente Island. W of Pyramid Head, S of Lighthouse 38 Comment
  RSA627557  Muhlenbergia microsperma Sandra Leatherman, Brian Daniels 1998-5-8 40 Los Angeles South of Woolsey Canyon Road approx. 0.25 mile down the existing dirt road. 366 Comment
  RSA780109  Muhlenbergia microsperma Pam De Vries 2011-4-20 7779 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  SBBG113129  Muhlenbergia microsperma S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 376 Los Angeles above W end of beach at Little Harbor 12 Comment
  UCR276799  Muhlenbergia microsperma R. G. Swinney 2011-3-29 14240 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
  RSA0070068  Muhlenbergia microsperma Mark L. Hoefs, Robert Given 1992-4-16 1803 Los Angeles Santa Catalina Island: Wild Boar Gully. 152 Comment
  SDSU3281  Muhlenbergia mundula J. Godsil 1952-4-1 150 Los Angeles Azuza canyon, by Coldstream Guard Station. Angeles Natl. Forest. San Gabriel Mt. Range 1036 Comment
  RSA0106746  Muilla maritima R. G. Swinney 2011-6-14 15146 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  UC905452  Muilla maritima I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-5-13 4629 Los Angeles Boquet Canyon Comment
  CAS-BOT-BC327739  Munzothamnus blairii Steven A. Junak 1996-9-28 SCI- 676 Los Angeles San Clemente Island. W side of island, in Box Canyon, ca 0.5 miles downstream from Triangulation Point Snapper 304 Comment
  SBBG12516  Munzothamnus blairii P. H. Raven 1962-7-11 17992 Los Angeles cyn N of Nanny, NE of Lemon Tank, about halfway down Comment
  RSA458026  Myriophyllum aquaticum Anstruther Davidson 1912-07 s.n. Los Angeles In ditch at Hynes. Comment
  UCR193719  Nama demissa R. G. Swinney 1999-4-5 7062 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  NY1082298  Nama demissum N. H. Holmgren 1974-4-4 7622 Los Angeles Mohave Desert, Antelope Valley, just north of Lovejoy Buttes, 18 airline miles east-southeast of downtown Lancaster 823 Comment
  SBBG53295  Nassella cernua M. R. Benedict 1971-6-26 Los Angeles S fk of Eagle Cyn, N of Triangulation Pt "Gray" 457 Comment
  UC641630  Nassella cernua G. L. Stebbins Jr. 1939-6-16 2857 Los Angeles s edge of valley between Lake Hughes Neenach (e-facing hill slope); Antelope Valley 975 Comment
  SBBG108417  Nassella lepida T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8581 Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt 243 Comment
  RSA232808  Nassella pulchra R. F. Thorne 1966-4-16 36055 Los Angeles San Clemente Island, top of mesa S of Lemon Tank, S of Nanny, NE side of island 305 Comment
  RSA251490  Nassella pulchra R. F. Thorne 1973-4-12 42886 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  RSA527644  Nassella pulchra Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4364 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  SBBG108129  Nassella pulchra S. L. Crockett, S. Schueller 1997-3-8 562 Los Angeles Cottonwood Beach, ca. 25 m W of rd 79 Comment
  UCR217420  Nasturtium officinale R. G. Swinney 2009-3-10 10066 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA431547  Nasturtium officinale M. Bisbee 1917-5-5 s.n. Los Angeles Stream, Eagle Rock Valley Comment
  RSA626044  Nasturtium officinale Scott D. White 1994-7-14 2251 Los Angeles San Dimas Canyon; along San Dimas Canyon Road. 396 Comment
  RSA705967  Navarretia atractyloides Michael Wall, Katie Sims 2005-6-9 395 Los Angeles Rancho Santa Ana Botanic Garden native to site in plant communities section D-13. Comment
  POM11683  Navarretia hamata subsp. hamata Ernest Braunton 1903-06 891 Los Angeles From Glendale to Burbank Comment
  RSA464359  Nemacaulis denudata var. denudata Anstruther Davidson 1892-1 s.n. Los Angeles Los Angeles Comment
  SEINET3095963 Image available Nemacladus glanduliferus Richard G. Swinney 2009-4-24 10485 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam. (Pacifico Mountain 7.5'Q) 960 Comment
  LA82088  Nemacladus ramosissimus O. H. Kappler; 1944-5-7 608 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  RSA605660  Nemacladus sigmoideus L. C. Wheeler 1965-5-19 8701 Los Angeles San Gabriel Mountains: Upper Big Tujunga, ca. 1 mile E of Alder Creek. Comment
  RSA730169  Nemacladus sigmoideus R. G. Swinney 1998-6-12 6182 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
  UCR190768  Nemacladus sigmoideus R. G. Swinney 2001-5-18 7942 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  RSA616268  Nemophila menziesii Scott D. White, Pam DeVries 1998-3-15 6496 Los Angeles Soledad Canyon Proposed quarry area N of Soledad Canyon road, S of I14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. Degraded shrublands on S facing slopes and canyons above Soledad Canyon. 579 Comment
  RSA615510  Nemophila menziesii var. integrifolia Louis C. Wheeler 1967-5-18 9641 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SBBG121241  Nemophila menziesii var. integrifolia V. Soza with L. Lubinsky 2001-5-16 1226 Los Angeles Liz's Loop (Edison Rd) to Cherry Cyn Fire Rd; northern San Rafael Hills 457 Comment
  RSA608634  Nemophila menziesii var. menziesii Louis C. Wheeler 1931-3-19 s.n. Los Angeles Pomona: Ganesha Heights. Comment
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  UCR263214  Nemophila menziesii var. menziesii Ed Kentner, Onkar Singh 2014-4-4 368 Los Angeles Western Mojave Desert, c. 3.3 km northeast of vAlyermo along bob's Gap road c. 1.6 km southeast of the aqueduct 1126 Comment
  UCR185394  Nemophila parviflora A. C. Sanders, T. B. Salvato 2007-4-25 33547 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  RSA0107656  Nemophila pedunculata R. G. Swinney 2011-5-3 14557 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UC2042003  Nephrolepis cordifolia R. E. Riefner Jr. 2014-7-27 14 -261 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. between Monroe Ave. and E. Vista St. Comment
  JEPS12284  Nicotiana attenuata Frank W. Peirson 1919-6-14 495 Los Angeles Rock Creek; San Gabriel Mountains 1524 Comment
  VVC497  Nicotiana glauca P. J. MacKay 1975-4-17 s.n. Los Angeles Los Angeles Basin, Cal Poly Pomona; parking lot, northeast corner, just above health center 274 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
  SEINET10696866  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3946 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCR261559  Nothoscordum inodorum Hsu-Han Lee 2015-4-11 s.n. Los Angeles Puente Hills, Rowland Heights, on Adney Street 150 Comment
  RSA458914  Oenanthe sarmentosa Frances M. Morey s.n. Los Angeles Culver City Comment
  UCR206263  Oenothera californica R. G. Swinney 2008-6-4 8942 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  UC73306  Oenothera californica subsp. californica Pupils of Los Angeles High School May 1901 Los Angeles near Los Angeles Comment
  UC314074  Oenothera deltoides subsp. deltoides A. D. E. Elmer June 1902 3810 Los Angeles Lancaster Comment
  RSA781936  Olea europaea A. C. Sanders, Dan S. Cooper 2010-8-5 38547 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UCR108439  Opuntia basilaris L. C. Wheeler 1970-7-16 s.n. Los Angeles San Gabriel Mtns., Bootleggers Canyon Comment
  POM311525  Opuntia ficus-indica Lyman Benson 1963-6-20 16343 Los Angeles Pomona, Walnut Ave. 1/4 mile from Puddingdtone Ave just north of Carrion House. 274 Comment
  RSA0076172  Orobanche bulbosa Timothy S. Ross, Steve Boyd 1990-5-23 2628 Los Angeles Mt. Gleason area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1524 Comment
  RSA602559  Orobanche fasciculata Louis C. Wheeler 1967-8-28 10543 Los Angeles San Gabriel Mountains: Gold Dollar Mine at head of Dry Gulch off Coldwater Canyon. 2195 Comment
  RSA700512  Orobanche fasciculata Gary D. Wallace 1985-7-5 2240 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  UCR141028  Orobanche fasciculata June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  CATA1772  Orobanche parishii subsp. brachyloba Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6912 Los Angeles Santa Catalina Island: Wild Boar Gully 100 Comment
  UCSB6228  Orobanche valida subsp. valida 1940-7-5 Los Angeles San Gabriel-San Dimas divide; up to 4100 ft elev. Comment
  RSA0048360  Orthocarpus purpurascens Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga, Anderson's Place, Robinson Road. 274 Comment
  RSA286660  Osmorhiza berteroi R. F. Thorne, Larry E. DeBuhr 1974-6-28 44758 Los Angeles ANGELES NATIONAL FOREST: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek 2439 Comment
  RSA458984  Osmorhiza brachypoda Fay A. MacFadden 1931-3-31 s.n. Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA651722  Osmorhiza brachypoda Paul M. Inman 1983-5-8 50883 -5 Los Angeles Big Santa Anita Canyon in the Angeles National forest, San Gabriel Mountains, about 1 mile north of Arcadia, at 2800 ft. el. and on the upper Winter [Creek] Trail leading to Hoegee's Camp. 853 Comment
  UCR271480  Osmorhiza brachypoda R. G. Swinney 2011-5-3 14577 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA776554  Oxytheca caryophylloides Orlando Mistretta, Christine Mistretta 2010-6-14 5315 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  JEPS58012  Oxytheca parishii var. parishii Frank W. Peirson 1922-7-5 3168 Los Angeles n of Big Pines; San Gabriel Mountains, Le Montaine 2209 Comment
  RSA659925  Oxytheca parishii var. parishii Orlando Mistretta 1992-8-28 783 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mt. Gleason Management Unit. Angeles National Forest. Tujunga Ranger District. 1814 Comment
  RSA729748  Oxytheca parishii var. parishii R. G. Swinney 1998-7-2 6267 Los Angeles San Gabriel Mtns.: north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21. 1963 Comment
  RSA232251A  Packera ionophylla R. F. Thorne 1969-7-2 38334 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2072 Comment
  JEPS55202  Paeonia californica Frank W. Peirson 1919-1-25 314 Los Angeles Arroyo Seco San Gabriel Mountains 381 Comment
  RSA0053890  Paeonia californica R. G. Swinney 2010-4-13 12203 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  RSA0089143  Paeonia californica R. G. Swinney 2010-4-28 12398 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0091108  Paeonia californica R. G. Swinney 2011-3-22 14186 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  SBBG71677  Paeonia californica M. N. Ackley -Mar-1927 Los Angeles Big Tujunga Crk Comment
  UCSB11513  Paeonia californica Haines, Bruce 1962-3-11 Los Angeles 5 miles North of the Pacific Ocean on California highway 27, Topanga 274 Comment
  POM48028  Paeonia californica C. F. Baker 1903-4-1 4120 Los Angeles Claremont. Comment
  LA98279  Papaver californicum Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  RSA177762  Parapholis incurva R. F. Thorne, P. Everett 1965-5-11 34542 Los Angeles Santa Catalina Island. Salt flat N of Catalina Harbor. Comment
  LA33793  Parietaria hespera var. hespera Peter H. Raven; Henry J. Thompson 1959-5-5 14155 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  UCR76423  Parietaria hespera var. hespera T. S. Ross 1992-4-14 6152 Los Angeles Channel Islands, San Clemente Island: central E side of the island; just below the mouth of Nanny Canyon 137 Comment
  RSA250470  Parnassia cirrata Robert F. Thorne, John Dourley 1967-10-10 37382 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Housing Tract. 1250 Comment
  SD187491  Parthenocissus vitacea R. E. Riefner Jr. 2007-5-27 Los Angeles Near El Monte, vicinity of Whittier Narrows Nature Center, floodplain of San Gabriel River at Peck St. 68 Comment
  SBBG128065  Paspalum dilatatum M. L. Hoefs, S. A. Junak 1996-7-9 2720 Los Angeles Middle Ranch Reservoir, Middle Cyn 201 Comment
  POM364357  Paspalum distichum W. W. Martin 1971-8-11 s.n. Los Angeles Drainage of Malibu Creek, vicinity of Tapia Park Comment
  UCR193637  Passiflora caerulea A. C. Sanders 2008-7-10 35718 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
  RSA0025062  Pectocarya anisocarpa A. C. Sanders, Andy Thompson 2003-4-15 26015 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, disturbed alluvial flat, ca. 500 ft. south of Magic Mountain Theme Park. 351 Comment
  RSA624650  Pectocarya linearis subsp. ferocula L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  RSA731968  Pectocarya penicillata R. G. Swinney 2001-4-18 7890 Los Angeles Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge.Sandy granitic soil in flat sandy area. 1223 Comment
  UCR273040  Pectocarya penicillata R. G. Swinney 2011-5-19 14795 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  RSA594957  Pectocarya setosa T. S. Ross 1995-4-26 8392 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  RSA0128963  Pectocarya setosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 866 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  SD237624  Pedicularis semibarbata R. G. Swinney 2008-7-24 9283 Los Angeles San Gabriel Mountains: Waterman Mountain (Waterman Mountain 7.5'Q) 2412 Comment
  RSA686726  Pellaea andromedifolia B. C. Templeton, I. W. Clokey 1929-05 4536 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  UCR217436  Pellaea andromedifolia R. G. Swinney 2009-2-26 10045 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA686905  Pellaea mucronata F. R. Fosberg 1931-4-22 R 92 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 200 Comment
  POM6790  Pellaea mucronata var. mucronata O. Kenney 1890-03 s.n. Los Angeles Near Pasadena Comment
  UC812404  Pellaea mucronata var. mucronata F. R. Fosberg 1931-4-2 R 84 Los Angeles divide between Hamilton Canyon and Descanso Canyon; Santa Catalina Isl 250 Comment
  OBI30458  Penstemon heterophyllus J. C. Roos 1947-5-17 3632 Los Angeles Placerita Cyn Comment
  RSA131034  Penstemon heterophyllus Percy C. Everett, E. K. Balls 1959-6-2 23843 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 183 Comment
  UC27470  Penstemon labrosus J. H. Barber 1897-7-11 258 Los Angeles summit of Mt. Gleason Comment
  UCR223136  Penstemon labrosus R. G. Swinney 2009-7-22 11353 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UC1971162  Penstemon palmeri Louis C. Wheeler 1973-5-5 Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. Comment
  JEPS23213  Penstemon rostriflorus Rimo Bacigalupi with Reino Alava 1958-7-20 6418 Los Angeles about 1 mi w Cedar Spring (upper slopes of Little Rock Creek Canyon, n-face of Kratka Ridge); San Gabriel Mts., Angeles National Forest, Kratka Ridge 2072 Comment
  UCR178807  Penstemon spectabilis R. G. Swinney 1989-4-25 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road at Glendora Mtn Road, NE corner 366 Comment
  POM7645  Penstemon spectabilis subsp. subviscosus C. F. Baker 1903-7-20 3348 Los Angeles Claremont. Comment
  LA94205  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-20 1761 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 2 mi from Topanga on Old Topanga Rd. 274 Comment
  LA94215  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-4-10 1852 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho. 304 Comment
  SD69589  Pentagramma viscosa Robert F. Thorne 1966-4-5 35817 Los Angeles Santa Cataline Island, Middle Ranch Canyon below Stage Station southwest of Eagles Nest 74 Comment
  UCR269125  Perideridia pringlei Orlando Mistretta, Christine Mistretta 2011-6-6 5678 Los Angeles Liebre Mountains, vicinity of Palmdale, c. 100 m southeast of intersection of Elizabeth Lake Road and Southern California Edison transmission line corridor, 2.32 miles east of the junction of Elizabeth Lake Road and Godde Hill Road 903 Comment
  SBBG118152  Peritoma arborea F. R. Fosberg 1931-3-26 4398 Los Angeles Hamilton Cyn (cf. var. insularis) 5 Comment
  LA201720  Perityle emoryi Arthur C. Gibson; 2001-5-19 4819 Los Angeles Santa Monica Mountains, Topanga Canyon, along Pacific Coast Hwy near junction with State Hwy 27 Comment
  UC2027702  Phacelia Anuja Parikh with Nathan Gale 2010-6-10 3280 Los Angeles WTR, E Liebre Mountains, Sierra Pelona, NW of Vincent and Soledad Pass, 2.3 km NW of State Highway 14. Comment
  RSA428273A  Phacelia cicutaria Anstruther Davidson 1887-08 1987 Los Angeles Laurel Canyon, Hollywood. Comment
  RSA427649A  Phacelia cicutaria var. hispida George B. Grant 1904-06 s.n. Los Angeles Pasadena. Comment
  UCR215793  Phacelia cicutaria var. hubbyi Anuja Parikh, Nathan Gale 2009-5-21 2151 Los Angeles west side of Santa Susana Mountains, Newhall Ranch, between Potrereo/Pico Canyons, 5.6 km west of Hwy I-5, 1.4 km southwest of Potrero Canyon 515 Comment
  JEPS21113  Phacelia davidsonii A. D. Gifford 1935-3-29 533 Los Angeles 4 1/2 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle 1219 Comment
  RSA569927  Phacelia davidsonii Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4880 Los Angeles Liebre Mtn: near W summit area. 1683 Comment
  CAS-BOT-BC134017  Phacelia distans Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills Comment
  CHSC109022  Phacelia distans R. F. Thorne; Jim Henrickson 1963-5-5 32311 Los Angeles Cobal Canyon, foothills of the San Gabriel Mountains, ca. 4 miles north of Claremont. Lower part of canyon. Comment
  RSA0092236  Phacelia distans R. G. Swinney 2011-5-12 14682 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  RSA11034  Phacelia distans Carl B. Wolf 1928-3-29 1594 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA709547  Phacelia distans A. C. Sanders, Helen Kennedy 2005-4-13 29463 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  SEINET13297602 Image available Phacelia distans R. G. Swinney 2011-1 15291 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5' Q.) (T3N R11W S22) 1570 Comment
  UC56412  Phacelia distans Ernest Braunton Mar 1903 838 Los Angeles Playa del Rey 3 Comment
  UC66744  Phacelia distans N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  UCR220169  Phacelia distans R. G. Swinney 2009-4-2 10258 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR277227  Phacelia distans R. G. Swinney 2011-4-19 14398 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA226937  Phacelia distans Robert F. Thorne 1971-6-17 39964 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA660419  Phacelia distans Orlando Mistretta 1992-5-21 395 Los Angeles Right Star Mine, S of Acton. Comment
  SD44546  Phacelia distans Kay H. Beach 1943-4-21 Los Angeles San Gabriel Mountains; mouth of Big Dalton Canyon. 334 Comment
  UC710448  Phacelia douglasii Carl Epling 1943-3-13 Los Angeles Pershing Drive 1 mi s Culver City Blvd.; Playa del Rey Comment
  POM289355  Phacelia egena Victor Duran 1933-7-25 3533 Los Angeles San Gabriel Mtns: Buckhorn 1982 Comment
  RSA426159  Phacelia fremontii Roy R. Snelling 1977-3-19 27 Los Angeles Mojave Desert, 2 miles S of Pearblossom. 1067 Comment
  RSA75352  Phacelia fremontii F. W. Peirson 1922-6-3 4478 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
  RSA756900  Phacelia fremontii R. G. Swinney 2008-6-17 9028 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  UC809759  Phacelia fremontii Philip A. Munz 1949-4-26 13082 Los Angeles near Phelan; Mohave Desert 944 Comment
  UCR176960  Phacelia fremontii L. C. Wheeler 1967-5-9 9379 Los Angeles San Gabriel Mtns, Aliso Canyon, east of Acton, c. 1 mi downstream from Wagonwheel Ranch 1067 Comment
  RSA802048  Phacelia grandiflora Orlando Mistretta, Kristie Haydu 2011-7-20 5959 Los Angeles Grizzly Flat Road, N of Angeles Crest Hwy, 0.4 air miles W of Hoyt Mountain. 1168 Comment
  RSA425038  Phacelia grandiflora Kathy Harper 1987-5-2 s.n. Los Angeles Santa Monica Mountains, Mulholland Hwy between Las Virgenes Valley overlook and Yerba Buena Rd. Comment
  UC1046925  Phacelia imbricata L. R. Heckard 1953-6-15 502 Los Angeles ca 9 mi up Tujunga Canyon rd from highway 118 (along rd to Mt. Gleason) 975 Comment
  RSA0091092  Phacelia imbricata subsp. imbricata R. G. Swinney 2011-5-26 14867 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
  RSA755590  Phacelia imbricata subsp. patula R. G. Swinney 2008-7-15 9227 Los Angeles Winston Peak. 2275 Comment
  UCR270935  Phacelia imbricata subsp. patula R. G. Swinney 2011-6-14 15118 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  RSA604729  Phacelia longipes Louis C. Wheeler 1933-5-5 1696 Los Angeles San Gabriel Mountains: Fish Canyon. 305 Comment
  UC284262  Phacelia longipes P. A. Munz 1923-5-26 6828 Los Angeles Big Rock Creek San Gabriel Mts. 1524 Comment
  PASA1333  Phacelia minor Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  POM199782  Phacelia minor I. W. Clokey, Bonnie C. Templeton 1929-05 4531 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  POM289855  Phacelia minor George B. Grant 1901-03 15189 Los Angeles Pasadena. Comment
  RSA250668  Phacelia minor Robert F. Thorne 1971-4-2 41424 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  UC1587616  Phacelia minor Tim Ross 1991-4-21 4523 Los Angeles just sw old water tank; Whittier Hills (Puente Hills, pro parte), Middle Turnbull Ca 219 Comment
  UCR280571  Phacelia minor R. G. Swinney 2014-5-13 16487 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA428065  Phacelia minor T. S. Clare 1929-4-10 s.n. Los Angeles Verdugo Hills. Comment
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Feb 28 2015
  RSA775955  Phacelia mohavensis Orlando Mistretta, Christine Mistretta 2010-6-17 5338 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  SD254637  Phacelia mohavensis R. G. Swinney 2011-6-7 15048 Los Angeles San Gabriel Mountains; Chilao Flat, 26 road miles NE of I-210 fwy. At Hwy. 2 junction, at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek (Chilao Flat 7.5'Q) 1573 Comment
  RSA428142  Phacelia parryi C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  SEINET3200277  Phacelia ramosissima G. Rink 2011-6-2 10584 Los Angeles Chino Hills, northeast of La Brea, weedy place. 290 Comment
  CAS-BOT-BC144947  Phacelia ramosissima var. austrolitoralis Alice Eastwood 1919-5-29 8932 Los Angeles San Gabriel Canyon Comment
  RSA0056396  Phacelia ramosissima var. austrolitoralis James R. Shevock 1972-9-30 2295 Los Angeles Point Dume 3 Comment
  UC1348977  Phacelia ramosissima var. latifolia Robert F. Thorne, M. Z. Thorne 1967-7-19 37126 Los Angeles 1/2 mi above Coldbrook Station; San Gabriel Mts., Angeles National Forest 1097 Comment
  UC1375311  Phacelia ramosissima var. ramosissima R. F. and M. Z. Thorne 1969-7-10 38424 Los Angeles ca 1.5 mi w Wrightwood (above small stream); San Gabriel Mts., Angeles National Forest 1950 Comment
  RSA343353  Phacelia tanacetifolia F. R. Fosberg 1983-3-22 64154 Los Angeles Hi Vista, N of Saddleback Butte, E of Lancaster, Antelope Valley. Comment
  RSA428238  Phacelia viscida var. albiflora Anstruther Davidson 1890-3-14 s.n. Los Angeles Los Angeles. Comment
  IRVC26378  Phalaris aquatica Mark A. Elvin, Kim Marsden 2003-8-8 2976 Los Angeles Newhall Ranch, Santa Clara River, ca 100 m east of the Ventura Co. line Santa Clarita Valley 290 Comment
  RSA443398  Phalaris canariensis A. R. Roos 1958-5-21 s.n. Los Angeles Evans & Reeves Nursery, Brentwood, West Los Angeles Comment
  CAS-BOT-BC250592  Phalaris minor E. R. Blakley 1962-6-9 5205 Los Angeles Canyon west of road, 2 1/2 miles north of China Point. San Clemente Island 213 Comment
  RSA593018  Phlox gracilis Steve Boyd 1996-4-25 8727 Los Angeles Liebre Mountains, western summit of Liebre Mountain, along Forest Service Road 7N23 ca 4 mile NE of jtn with 7N22, near the head of Cold Canyon. 1622 Comment
  RSA0004089  Pholisma paniculatum Bonnie C. Templeton, Pierce, Pool 1938-8-10 4588 Los Angeles Between El Segundo & Playa del Rey 4 Comment
  UC1349369  Pholistoma auritum Robert F. Thorne 1966-4-5 35827 Los Angeles Cape Canyon Santa Catalina Isl., Cape Canyon 274 Comment
  CAS-BOT-BC222558  Pholistoma auritum var. auritum Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  POM3735  Pholistoma auritum var. auritum I. M. Johnston 1917-5-6 1920 Los Angeles Evey Canyon, north of Claremont. 762 Comment
  UCR277246  Pholistoma membranaceum R. G. Swinney 2011-4-19 14395 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  JEPS2663  Pholistoma racemosum C. F. Millspaugh 1920-2-7 4687 Los Angeles Pebble Beach Canyon Santa Catalina Island Comment
  UC519988  Phoradendron macrophyllum Louis C. Wheeler 1932-1-8 432 Los Angeles 2 mi. s.w. Glendora 198 Comment
  SEINET12230771  Phoradendron villosum H. W. Graham 1949-1 s.n. Los Angeles Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson, near Los Angeles Comment
  UCR65261  Phyllospadix torreyi F. R. Fosberg 1931-4-12 S- 4575 Los Angeles Channel Islands, Santa Catalina Island, Jewfish Point 0 Comment
  RSA682971  Phyllospadix torreyi E. Yale Dawson 1957-1-30 16010 Los Angeles Malibu Beach .8 miles west of Las Flores Canyon road. Comment
  POM229705  Physalis philadelphica J. D. Laudermilk 1937-10-13 s.n. Los Angeles Baseline Rd. ad Forbes Ave., N. of Claremont. Comment
  UCR189960  Pinus contorta var. murrayana R. G. Swinney 1998-8-27 6824 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA773288  Pinus coulteri R. G. Swinney 2009-6-24 11274 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SFV16296  Pinus coulteri J. D. Dilley 1996-7-18 84 Los Angeles San Gabriel Mountains Angeles National Forest, Mill Creek Summit on Angeles Forest Highway. Growing in gravely soil on a ridge top. 1494 Comment
  UCD169087  Pinus coulteri R. G. Swinney 2009-6-24 11274 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR251080  Pinus halepensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1352 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, Mesa Lila Road, southeast side of Henderson Canyon 427 Comment
  POM277168  Pinus lambertiana Lyman Benson 1945-1-20 11596 Los Angeles Crystal Lake Recreation Area, North Fork of San Gabriel River 1768 Comment
  RSA592820  Pinus monophylla Steve Boyd 1996-4-24 8663 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  SBBG80496  Piperia cooperi S. A. Junak 1978-4-16 SCa 41 Los Angeles entrance to Fourth of July Cove 30 Comment
  POM308878  Piperia elongata Kay H. Beach 1943-7-31 1872 Los Angeles Tanbark, Gilman Grove, San Dimas Experimental Forest U.S. Forest Dept. Angeles National Forest Comment
  UCD89894  Piptatherum miliaceum F. M. Reed Date unknown s.n. Los Angeles Location unknown. 243 Comment
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Dec 7 2014
  CAS-BOT-BC71779  Pityrogramma triangularis var. viscosa Geo. L. Moxley 1919-5-6 688 Los Angeles Catalina Island Comment
  UC25044  Plagiobothrys arizonicus J. Burtt Davy May 9 1896-May 24 1896 2301 Los Angeles Llano Verde Antelope Valley Comment
  UCR126720  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UCR185569  Plagiobothrys canescens A. C. Sanders, T. B. Salvato 2007-4-25 33526 Los Angeles Tehachapi Mtns. Foothills, lower Oso Canyon 1006 Comment
  POM8685  Plagiobothrys canescens P. A. Munz 1920-3-2 3267 Los Angeles Hills S of Pomona 305 Comment
  RSA0042307  Plagiobothrys collinus Mark L. Hoefs, Steven A. Junak 2000-4-14 3072 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor. 469 Comment
  POM13945  Plagiobothrys collinus var. fulvescens D. D. Keck 1922-5-3 s.n. Los Angeles Johnson's Pastures, 2 mi north of town, base of Mtns. 457 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
  UC1594376  Plagiobothrys collinus var. gracilis Tim Ross 1992-4-16 6204 Los Angeles central part San Clemente Island (289 degrees wnw, 680 m distant from 1603 ft peak above Stone station) 416 Comment
  CHSC35053  Plagiobothrys leptocladus R. Schlising; R. Banchero 1981-4-17 4033 Los Angeles NW of Oroville along Cottonwood Road, ca. 0.4 mile E of jct with Hwy 99. Roadside vernal pools. 41 Comment
  POM47628  Plantago bigelovii subsp. californica L. R. Abrams 1901-04 1450 Los Angeles Inglewood Comment
  RSA593778  Plantago erecta Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8553 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
  RSA661029  Plantago erecta Orlando Mistretta 1992-4-5 172 Los Angeles Guds, San Clemente Island. Comment
  RSA127425  Plantago major Peter H. Raven, H. J. Thompson 1959-10-14 14625 Los Angeles East end of Malibu Lake. 221 Comment
  RSA671265  Plantago major F. R. Fosberg, J. D. Ewan 1931-8-13 S- 5550 Los Angeles Big Cienega, Pine Flats. San Gabriel Mtns. 2000 Comment
  UC28015  Plantago major J. Burtt Davy Oct 1896 2876 Los Angeles Pomona Comment
  POM312788  Plantago major D. Taylor 1952-10-26 353 Los Angeles San Antonio Canyon. 915 Comment
  RSA68980  Plantago ovata var. insularis F. W. Peirson 1923-4-11 3427 Los Angeles Eagle Ranch, San Clemente Island. Comment
  CAS-BOT-BC93174  Platanus racemosa Geo. B. Grant 1898-4-4 s.n. Los Angeles Pasadena. Comment
  UC11990  Platanus racemosa J. H. Barber 1897-1-1 290 Los Angeles Santa Monica Exp't Station Comment
  SEINET4890925  Platanus racemosa G. B. Grant 1904-5-5 1007 Los Angeles Pasadena Comment
  RSA445697  Platystemon californicus John P. Hill 1929-4-15 s.n. Los Angeles Verdugo Woodlands Comment
  RSA670712  Platystemon californicus Bonnie C. Templeton 1947-5-21 6282 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  CAS-BOT-BC356125  Pluchea odorata David B. Weissman 1971-6-17 91 Los Angeles Santa Catalina Island. Mud flat next to Middle Ranch reservoir 198 Comment
  UCD134971  Pluchea odorata var. odorata Robert F. Thorne 1966-9-15 36677 Los Angeles Santa Catalina Island: above Parson's Landing, NW end of island. 45 Comment
  CAS-BOT-BC326614  Pluchea sericea Huron H. Smith 1912-6-21 5121 Los Angeles South end Santa Catalina Island 518 Comment
  UCD90369  Poa annua F. W. Peirson 1923-4-12 3420 Los Angeles Big Pines Meadow, San Gabriel. 2087 Comment
  LA33429  Poa annua Peter H. Raven; 1959-10-10 14616 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 129 Comment
  SBBG127079  Poa palustris A. Parikh, N. Gale 2011-6-28 3524 Los Angeles upper Big Tujunga Cyn, just E of Shortcut Station, 0.6 km N of St Hwy 2; San Gabriel Mtns 1282 Comment
  UCD91806  Poa palustris Tom Yutani 1996-5-1 s.n. Los Angeles Pasadena. 121 Comment
  RSA595161  Poa pratensis Steve Boyd 1996-4-25 8697 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  RSA788826  Poa pratensis Jane Tirrell, Shirley Imsand 2012-7-6 LS 0089 Los Angeles Little Jimmy Springs 2263 Comment
  RSA484206  Poa secunda Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA484216  Poa secunda Anstruther Davidson 1890-1 s.n Los Angeles Los Angeles Comment
  RSA518013  Poa secunda Steve Boyd, Orlando Mistretta 1986-3-31 1549 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA586968  Poa secunda Orlando Mistretta 1995-5-23 1712 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. W side tributary drainage NE of Pacifico Mtn. 1875 Comment
  RSA594961  Poa secunda Timothy S. Ross 1995-4-26 8397 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft) 1204 Comment
  RSA640239  Poa secunda R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41603 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  CAS-BOT-BC236190  Poa secunda subsp. secunda Geo. B. Grant 1903-3-1 1014 Los Angeles Garvanza Comment
  CATA675  Poa secunda subsp. secunda Mark L. Hoefs 1991-4-23 1166 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  RSA576937  Polycarpon tetraphyllum L. C. Wheeler 1933-6-24 1883 Los Angeles 1077 New York Ave, Altadena. 381 Comment
  RSA681051  Polycarpon tetraphyllum Scott D. White 2003-6-2 9451 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  RSA460041  Polygala cornuta var. fishiae Wm. Martin 1971-8-5 s.n. Los Angeles Stunt Canyon, Santa Monica Mts. Comment
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May 8 2014
  RSA0105209  Polygonum aviculare R. G. Swinney 2011-10-27 15902 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA594347  Polygonum aviculare subsp. aviculare Steve Boyd, Lauren Raz 1996-10-14 9032 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA601133  Polygonum convolvulus Louis C. Wheeler 1946-5-26 6211 Los Angeles El Monte. 2002 North Durbee Road. Comment
  RSA755570  Polygonum lapathifolium R. G. Swinney 2008-9-9 9327 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UC1334724  Polygonum punctatum C. W. Tilforth 1968-10-1 178 Los Angeles Los Angeles State and County Arboretum Arcadia (s bank of upper lagoon) Comment
  CATA2114  Polypodium californicum F. C. Boutin 1967-4-23 1658 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 304 Comment
  LA94043  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1666 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 0.75 mi from Hwy 1, N-facing bank just W of Mulholland Hwy,. 106 Comment
  LA94048  Polypodium californicum Lawrence L. Kiefer; 1966-3-13 1732 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  POM12186  Polypodium californicum M. L. Kendall 1921-2-13 30 Los Angeles Palmer's Canyon, halfway up canyon Comment
  RSA747946  Polypodium californicum Scott D. White, J. Wood, J. Miner 2009-5-12 12699 Los Angeles Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  SBBG10343  Polypodium californicum R. Moran 1959-3-9 7159 Los Angeles 1 mi N of Eel Pt 20 Comment
  UCSB62756  Polypodium californicum Kiefer, Lawrence 1962-12-24 Los Angeles Santa Monica Mtns., Topanga Canyon 152 Comment
  POM312736  Polypodium californicum D. Taylor 1951-5-17 64 Los Angeles Little Dalton Canyon north of Glendora. San Gabriel mtn range. Pacific drainage area. 365 Comment
  UCSB62518  Polypodium californicum Kiefer, Lawrence 1966-3-27 Los Angeles Santa Monica Mtns., Temescal Cyn., ca. 3 mi fron Sunset Blvd. in the canyon. 274 Comment
  RSA0047559  Polypogon interruptus A. C. Sanders 2006-5-16 32330 Los Angeles Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UC572682  Polypogon interruptus Nell Murbarger March 1936 239 Los Angeles e side San Clemente Island; e side San Clemente Island Comment
  CAS-BOT-BC232419  Polypogon monspeliensis J. H. Thomas 1957-6-2 6806 Los Angeles Pasadena, Arroyo Seco under and near Colorado Street Bridge Comment
  CATA1701  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3018 Los Angeles Santa Catalina Island: Parson's Landing 4 Comment
  RSA747356  Polypogon monspeliensis R. G. Swinney 2008-6-9 8952 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA733136  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-8-1 6618 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
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Mar 14 2010
  RSA0110552  Populus balsamifera subsp. trichocarpa Steven A. Junak, Keri Kirkland 1998-7-17 SCa- 771 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, ca 0.5 air miles inland from beach. 36 Comment
  UC2013297  Populus trichocarpa Larry Kelly with David Keil 1988-4-16 36 Los Angeles Little Rock Campground. Comment
  CAS-BOT-BC445230  Portulaca oleracea Peter H. Raven 1957-9-21 11333 Los Angeles At n.w. end of U.C.L.A. campus, Los Angeles Comment
  CAS-BOT-BC453945  Potamogeton pectinatus Robert F. Thorne; M. Z. Thorne 1966-8-29 36579 Los Angeles San Gabriel Mts., Angeles National Forest: Crystal Lake Recreation Area, shallow water (to 2 or 3 m) of Crystal Lake at upper end of canyon of N Fork of San Gabriel River 1676 Comment
  UCR208206  Potentilla glandulosa subsp. nevadensis F. W. Peirson 1922-7-5 5249 Los Angeles San Gabriel Mountains, Big Pines, Swarthout Valley Comment
  CAS-BOT-BC158281  Prunus fasciculata var. fasciculata J. Aug. Kusche 1929-4-22 s.n. Los Angeles Mojave Desert, near Little Rock 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
  POM199747  Prunus ilicifolia I. W. Clokey, Bonnie C. Templeton 1929-05 4482 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA276019  Prunus ilicifolia subsp. ilicifolia Jack Delaini 1974-4-25 133 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 518 Comment
  CAS-BOT-BC154560  Prunus ilicifolia subsp. lyonii Robert F. Thorne; P. C. Everett 1964-2-6 33302 Los Angeles In Cherry Cove. Santa Catalina Island 22 Comment
  RSA251408  Prunus lyonii Robert F. Thorne 1966-4-16 36075 Los Angeles San Clemente Island, canyon below Lemon Tank near dump, south of Nanny, northeast side of island. 183 Comment
  UCR182693  Prunus virginiana var. demissa R. G. Swinney 1997-7-16 5673 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  SD40896  Pseudognaphalium beneolens Carl B. Wolf 1932-10-3 4211 Los Angeles Santa Catalina Island; Ao mile from Wrigley Drive on road to Renton Mine 305 Comment
  UC1118551  Pseudognaphalium beneolens J. Horton 1938-9-28 514 Los Angeles Tanbark Flats Pomona Quad., Tanbark Flats 822 Comment
  RSA653855  Pseudognaphalium biolettii Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 805 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  UCR108175  Pseudognaphalium biolettii Jeanne Gural, E. Hewgley 1997-4-27 38 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW cornerof Mills Ave. and Foothill Blvd. SW of pHake lake, south of Vernal Pool 412 Comment
  UCSB8496  Pseudognaphalium biolettii Kraebel, C. 1931-9-10 Los Angeles San Dimas Canyon, SRE plot; Angeles Forest Comment
  SFV18420  Pseudognaphalium californicum C. Ferguson 1974-6-7 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Ecology trail. Open places below 3000 ft. Comment
  UC31982  Pseudognaphalium californicum J. H. Barber 1897-3-16 69 Los Angeles Santa Monica Experimental Station Comment
  SFV13498  Pseudognaphalium luteoalbum M. H. Grayum 1977-12-11 925 Los Angeles San Fernando Valley Los Angeles, Northridge. South side of Nordhoff Street, just west of Tampa Ave. 255 Comment
  SD124549  Pseudognaphalium microcephalum J. Sauer, Dominique Pahlavan 1981-5-2 6130 Los Angeles Santa Monica Mountains. Roadside above Mt. St. Mary's College. Comment
  CAS-BOT-BC357637  Pseudognaphalium stramineum Carl B. Wolf 1932-5-10 3517 Los Angeles Santa Catalina Island. Avalon Canyon, above the last almond orchard 121 Comment
  RSA596068  Pseudognaphalium stramineum L. C. Wheeler 1946-8-28 6285 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  RSA656195  Psilocarphus tenellus var. tenellus Joseph M. Keefe 1978-5-23 23255 Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  JEPS28821  Psoralea bituminosa Philip A. Munz 1962-5-29 24319 Los Angeles Millard Canyon; San Gabriel Mountains 609 Comment
  UCR210122  Pteridium aquilinum R. G. Swinney 2008-10-16 9610 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  UC1136198  Pterostegia drymarioides A. D. Gifford 1935-3-17 491 Los Angeles 2 1/2 mi. s.w. Red Mt.; Tejon Quad. Comment
  UCR88705  Pterostegia drymarioides Scott D. White, Chet McGaugh 1995-5-9 3006 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA499258  Purshia tridentata var. glandulosa Albert J. Perkins 1919-5-30 s.n. Los Angeles Antelope Valley, desert near Rock Creek. Comment
  UCR178054  Pyracantha koidzumii LeRoy Gross 2003-2-22 749 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin 287 Comment
  UCR205702  Pyracantha koidzumii A. C. Sanders, T. B. Salvato 2009-5-19 36841 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines adjacent to Kaiser Hospital north of corner of Paramount Blvd. and N Montebello Blvd. 117 Comment
  SEINET10858152  Pyrus communis Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2580 Los Angeles City of San Gabriel. Howie's Ranch Market, 6580 N. San Gabriel. Comment
  OBI49934  Quercus X alvordiana David J. Keil, V. L. Holland 1979-4-19 13042 Los Angeles Tejon Pass area at Fort Tejon along I-5 Comment
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Jun 18 2014
  RSA0003724  Quercus X grandidentata Joseph A. Ewan 1934-12-27 8487 Los Angeles 2 mi. above A.T.&S.F. tracks at mouth of Sawpit Canyon (i.e. Monrovia C.) 229 Comment
  CATA2929  Quercus X macdonaldii Amy Catalano 2015-5-23 005 Los Angeles Santa Catalina Island: About 130 yards east of junction of Sweet Water and Old Eagles Nest Road 196 Comment
  JEPS40263  Quercus X macdonaldii Mrs. Blanche Trask 1834-4-23 Los Angeles Catalina Island Comment
  UC128897  Quercus X macdonaldii H. M. Hall 1908-6-15 8276 Los Angeles Hay Press Spring Santa Catalina Island Comment
  CAS-BOT-BC45668  Quercus agrifolia Bunch; Baily 1974-8-15 512 Los Angeles No. of Archery fiedl - washes castaic Comment
  RSA522950  Quercus berberidifolia Tim S. Ross 1990-10-26 3313 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 854 Comment
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Jun 24 2014
  UCD45434  Quercus chrysolepis Donald R. Bissing 1973-6-2 121 Los Angeles Evey Canyon, San Gabriel Mountains. On canyon wall below road cut 0.7 mile from mouth of canyon. Alt. 2560 ft. 780 Comment
  UCD45484  Quercus chrysolepis James Bartolome 1990-3-14 s.n. Los Angeles San Clemente Island; in steep canyon on eastern coast of island, elevation ca. 1200-1400 feet. 365 Comment
  UCR185611  Quercus chrysolepis A. C. Sanders 2007-4-25 33566 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA733153  Quercus durata var. gabrielensis Susan Grose, L. Braccio, L. Gross 2007-11-11 190 Los Angeles Pasadena, Oak Grove Park. 299 Comment
  RSA737487  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-13 4109 Los Angeles La Verne. 152m N Baseline, 1.37km west of Live Oak Cyn Road & 1.28km east of Marshall Creek Comment
  UCR271070  Quercus durata var. gabrielensis R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14352 Los Angeles San Gabriel Mountains, Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 427 Comment
  CAS-BOT-BC94158  Quercus engelmannii Alice Eastwood 1915-8-25 4912 Los Angeles Duarte Comment
  UCD46601  Quercus john-tuckeri Robert F. Thorne; R. Carolin and C. Davidson 1967-3-23 41580 Los Angeles San Gabriel MTS., Angeles National Forest: Grandview Canyon, Mohave Desert slope N of Mile High Ranch in desert chaparral; 1371 Comment
  RSA757662  Quercus john-tuckeri Orlando Mistretta, Christine Mistretta 2008-4-16 2464 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  SEINET8987485  Quercus john-tuckeri Unknown 2013-1 245 Los Angeles Rancho Santa Ana Botanic Garden Comment
  LA205311  Quercus kelloggii Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  UCD55745  Quercus kelloggii Steve Boyd 1997-9-10 10029 Los Angeles Liebre Mountains Region, southwestern flank of Liebre Mountain, below west summit. 1524 Comment
  SEINET12853631  Quercus kelloggii Unknown 1997-10-1 s.n. Los Angeles Flora of the United States of America State: California County: Los Angeles Location: Angeles National Forest, San Gabriel Mountains, along Hwy 2 Comment
  CLARK-A1528-1146  Quercus lobata John C. Roos 1946-11-23 3157 Los Angeles Placerita Canyon 365 Comment
  RSA476562  Quercus pacifica F. R. Fosberg 1931-5-5 S 4771 Los Angeles Santa Catalina Island, Bullrush Canyon 60 Comment
  UCR281779  Quercus pacifica Mitch Provance, Scott Duff 2017-6-29 617- 66 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  CAS-BOT-BC258367  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 271 Los Angeles Santa Catalina Island, Cherry Canyon 300 Comment
  SBBG43939  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  RSA719730  Quercus wislizeni var. frutescens R. G. Swinney 1996-8-7 5211 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  CAS-BOT-BC362476  Rafinesquia californica Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UCR150850  Rafinesquia californica R. G. Swinney, Dave Larson 1999-5-15 7173 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR258757  Rafinesquia californica R. G. Swinney 2010-5-25 12958 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SD80169  Ranunculus californicus R. S. Woglum 1930-5-10 Los Angeles North Hollywood Comment
  RSA250078  Ranunculus cymbalaria var. saximontanus Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42186 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault). 1570 Comment
  RSA400236  Ranunculus cymbalaria var. saximontanus G. R. Johnstone 1930-10-19 s.n. Los Angeles S. of Rosemead. Comment
  POM199730  Ranunculus hebecarpus I. W. Clokey, Bonnie C. Templeton 1929-04 4429 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  UC450914  Ranunculus hebecarpus Fay A. Macfadden 1931-3-29 17 E Los Angeles Tuna Canyon Verdugo Hills 335 Comment
  CAS-BOT-BC74279  Raphanus sativus Louis C. Wheeler 1932-3-25 513 Los Angeles Pomona near Fairgrounds. 274 Comment
  RSA431502  Raphanus sativus N. C. Cooper 1944-4-23 1152 Los Angeles Pomona 244 Comment
  RSA592308  Raphanus sativus L. C. Wheeler 1967-5-13 9507 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  POM199702  Rhamnus californica I. W. Clokey, Bonnie C. Templeton 1929-12 4603 Los Angeles Mandeville Canyon. 300 Comment
  JEPS42078  Rhamnus californica subsp. californica C. E. Hutchinson 1892-7-20 Los Angeles Mt. Wilson San Gabriel Mts. 609 Comment
  POM243765  Rhamnus californica subsp. californica Carl B. Wolf 1936-5-27 7843 Los Angeles Indian Canyon Camp, 2 mi off Soledad Canyon 915 Comment
  RSA390143  Rhamnus californica subsp. californica M. B. Dunkle 1933-6-17 3585 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  RSA549591  Rhamnus crocea Tim S. Ross 1992-4-27 6251 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA ground. 393 Comment
  SEINET3163333  Rhamnus crocea T. S. Brandegee sn Los Angeles Pasadena Comment
  RSA0101276  Rhamnus crocea subsp. crocea R. G. Swinney 2011-3-18 14141 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  CAS-BOT-BC55985  Rhamnus ilicifolia Carl B. Wolf 1927-7-24 s.n. Los Angeles 1/2 mile East of Montrose Comment
  RSA584061  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1991-4-25 4604 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  UCR125952  Rhamnus ilicifolia A. C. Sanders, Mark Elvin 2002-6-19 25165 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  RSA161321  Rhamnus pirifolia Peter H. Raven 1962-5-20 17776 Los Angeles Santa Catalina Island. Avalon canyon about 1 mile south of Avalon. Comment
  SBBG108152  Rhamnus pirifolia S. L. Crockett, M. L. Hoefs, S. A. Junak 1997-3-27 598 Los Angeles 0.2 mi N on lower Cape Cyn Reservoir Rd from jct with Cape Cyn Rd; ca. 3 m E of rd 286 Comment
  SBBG133000  Rhamnus pirifolia S. A. Junak 1996-4-13 SCI 324 Los Angeles N side of 2nd cyn S of Bryce Cyn, 0.37 mi from "Malo 1" at 169 degrees bearing 182 Comment
  UC398770  Rhamnus pirifolia Katharine Brandegee 1916-1 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC168131  Rhus aromatica Le Roy Abrams 1901-4-3 1310 Los Angeles Santa Monica Mts. between [Cahunga] Cuhuenga Pass and [Encion] Encino 365 Comment
  CAS-BOT-BC199078  Rhus aromatica Timothy S. Ross; Darin Banks 1994-4-13 7534 Los Angeles Ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Poerhouse No. 1, Green Valley 7.5' USGS quadrangle - Lower Clearwater Canyon, Liebre Mountains 707 Comment
  RSA669709  Rhus integrifolia LeRoy Gross 2002-2-24 486 Los Angeles Northwest side; Entered at the corners of Ledge Ave. & Tuxford St. off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek 305 Comment
  UCR217418  Rhus integrifolia R. G. Swinney 2009-3-10 10070 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA614155  Rhus trilobata J. Gural, Erin Hewgley 1997-4-27 36 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. and Foothill Blvd. SW of pHake lake, S of Vernal Pool 412 Comment
  RSA624063  Rhus trilobata L. C. Wheeler 1967-5-23 9667 Los Angeles 1.25 mile ESE Honby 457 Comment
  RSA549571  Rhus trilobata var. pilosissima T. S. Ross 1991-3-10 4211 Los Angeles Claremont: Bernard Field Station, on E side of RSA; disturbed Artemisia californica scrub. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  UCR177626  Rhus viminalis LeRoy Gross 2001-3-25 379 Los Angeles Transverse Ranges; Verdugo Mountains region, Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland 488 Comment
  RSA617706  Ribes aureum Scott D. White 1997-2-2 4664 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, S of San Dimas Ave, and E of the I-210 Freeway. 244 Comment
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Sep 2 2008
  UCR200113  Ribes aureum Valerie 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. southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 579 Comment
  CAS-BOT-BC92435  Ribes aureum var. gracillimum Louis C. Wheeler 1932-2-12 445 Los Angeles San Gabriel Wash. 106 Comment
  UCR62226  Ribes aureum var. gracillimum R. G. Swinney 1990-1-13 1511 Los Angeles San Gabriel Mtns, Glendora, 'South Hills'; west end on ridge top at 'South Hills Park 305 Comment
  SD87806  Ribes aureum var. gracillimum Frank W. Peirson 1927-3-19 7113 Los Angeles Seminole Hot Springs Region, Santa Monica Mountains. In the old Stone Cabin Meadow, a mile or two back in the Range. Comment
  PASA2244  Ribes californicum Annetta Carter 1928-12-26 Los Angeles Mt. Wilson Trail, Mt. Wilson, Pasadena Comment
  UCR270088  Ribes californicum R. G. Swinney 2011-4-9 14362 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  POM199726  Ribes californicum var. hesperium I. W. Clokey, Bonnie C. Templeton 4472 Los Angeles Mandeville Canyon, Santa Monica Mtns. 300 Comment
  UCR276729  Ribes cereum R. G. Swinney 2010-9-21 13853 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  RSA84848  Ribes cereum var. cereum F. W. Peirson 1922-7-6 4433 Los Angeles Big Pines 2104 Comment
  LA50740  Ribes malvaceum W. O. Griesel; March 1936 sn Los Angeles Santa Monica Mountains, Mulholland Hy near Sepulveda Can 396 Comment
  UCR143440  Ribes malvaceum M. B. Dunkle 1939-11-24 7338 Los Angeles Channel Islands, Mosquito Summit, San Clemente Island 366 Comment
  SFV15494  Ribes malvaceum var. malvaceum E. J. Spencer 1992-2-14 9 Los Angeles West side of The Old Road, mile post 1.75. 457 Comment
  POM97485  Ribes malvaceum var. viridifolium P. A. Munz 1925-3-18 8921 Los Angeles Newhall Grade. Comment
  CAS-BOT-BC219297  Ribes nevadense Geo. B. Grant 1904-7-23 6377 Los Angeles San Gorgonio Mountain Comment
  UCR124366  Ribes speciosum I. W. Clokey, B. C. Templeton 1929-1 4471 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR209113  Ribes velutinum R. G. Swinney 2008-6-18 9073 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  CAS-BOT-BC340991  Robinia pseudoacacia Timothy S. Ross; J. Mark Porter 1995-5-4 8506 Los Angeles Liebre Mountains. Texas Canyon at the confluence of Mystic Canyon: ca 3.05 road miles NE of Bouquet Canyon Road 609 Comment
  RSA279018  Rorippa palustris subsp. occidentalis R. F. Thorne, C. W. Tilforth 1971-4-9 41547 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  SBBG12783  Rosa californica E. R. Blakley 1962-10-6 5480 Los Angeles Cape Cyn, near old gravel pit 304 Comment
  RSA0020318  Rosa californica D. C. Pearson 822 Los Angeles Bubrush [Bullrush] Canyon. 790113. [Santa Catalina Island?] Comment
  UCR272950  Rubus leucodermis R. G. Swinney 2011-7-29 15582 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA794754  Rubus leucodermis var. bernardinus Jane Tirrell, Graham Bothwell 2012-7-11 LS 0102 Los Angeles South side California State Route 2 approx. 100 ft. east of mile marker 67.86. 2316 Comment
  CATA965  Rubus ursinus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1831 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below junction of road to Ben Weston Beach 153 Comment
  POM366431  Rubus ursinus Anstruther Davidson 1890-05 s.n. Los Angeles Los Angeles. Comment
  UCR219939  Rubus ursinus R. G. Swinney 2009-4-16 10366 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UC520008  Rumex crispus Joseph Andorfer Ewan 1932-4-30 7436 Los Angeles n end Baldwin Hills; Culver City Comment
  UC6946  Rumex hymenosepalus J. Burtt Davy May 9 1896-May 24 1896 2567 Los Angeles Llano Verde Antelope Valley, West Palmdale Comment
  UC1861742  Rumex salicifolius Scott D. White, Pam DeVries 2004-6-14 10491 A Los Angeles Western Transverse Ranges: Eastern Santa Susana Mountains. 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. (Oat Mountain) 396 Comment
  UC465820  Rumex salicifolius var. salicifolius J. Burtt Davy May 9 1896-May 24 1896 2473 Los Angeles Antelope Valley Comment
  RSA670412  Salazaria mexicana Bonnie C. Templeton 1938-6-22 1689 Los Angeles Mint Canyon Comment
  UCR177462  Salazaria mexicana LeRoy Gross 2005-5-3 2222 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
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May 3 2013
  UCR59548  Salazaria mexicana Ed LaRue 1989-5-11 s.n. Los Angeles Western Mojave Desert, Palmdale, c. 0.5 mi (air) east of Alpine Springs [Mobile Home] Park, c. 0.5 mi. (air) north of point where Hwy 138 [=Sierra Hwy or Pearblossom Hwy] crosses California Aqueduct & c. 0.75 mi. (air) south of Ave. S 856 Comment
  RSA187746  Salicornia virginica R. F. Thorne 1966-4-4 35769 Los Angeles Santa Catalina Island: salina behind Ballast Point, Catalina Harbor, Isthmus. Comment
  POM11476  Salix exigua I. M. Johnston 1917-8-23 1685 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  RSA0081794  Salix exigua R. G. Swinney 2010-3-16 11931 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  UC492447  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek below Castaic; San Gabriel Mts. 300 Comment
  RSA651772  Salix gooddingii Phil Drooks 1981-4-26 21 Los Angeles Hwy 39, N of West Fork about 3 mi. Comment
  POM48311  Salix laevigata Philip A. Munz 1925-2-22 9344 Los Angeles Santa Susanna. Comment
  UCR125241  Salix laevigata A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25499 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  POM122886  Salix lasiolepis Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  POM48310  Salix lasiolepis Philip A. Munz 1925-2-22 9343 Los Angeles Santa Susanna. Comment
  RSA228862  Salix lasiolepis Robert F. Thorne 1971-6-26 39978 Los Angeles Angeles National Forest: Charlton Flats. 1646 Comment
  SD897  Salix lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles Santa Monica Mountains; at foot of coastal headland near mouth of Topanga Canyon 14 Comment
  UC437311  Salix lasiolepis unknown Feb., 1904 Los Angeles Pasadena Comment
  UC482211  Salix lasiolepis Carl W. Sharsmith 1931-11-15 3 Los Angeles at foot of coastal headland near mouth of Topanga Canyon; Santa Monica Mts., Topanga Canyon 15 Comment
  UC492449  Salix lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Agoura (Picture City) Santa Monica Mts., Agoura (Picture City) Comment
  UC506423  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-6-28 7673 Los Angeles Los Angeles River; Los Feliz Bridge, Area 6, Tree 1 Comment
  POM362908  Salix scouleriana I. M. Johnston 1917-8-22 1683 Los Angeles San Antonio Mountains: Pine Mt. 2591 Comment
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Jan 26 2011
  RSA802557  Saltugilia splendens subsp. grantii Orlando Mistretta, Christine Mistretta 2011-7-6 5911 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA230040  Saltugilia splendens subsp. grantii R. F. Thorne 1971-6-26 40597 Los Angeles San Gabriel Mtns., Angeles National Forest: On summit of Mt. Wilson. 1737 Comment
  RSA469656  Saltugilia splendens subsp. grantii H. de Forest 1931-4-9 s.n. Los Angeles Crystal Lake Comment
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Oct 9 2010
  POM49962  Salvia carduacea A. D. E. Elmer 1902-06 3594 Los Angeles Acton. Comment
  UC25690  Salvia columbariae Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UC883890  Salvia columbariae Ira W. Clokey, B. Templeton Apr 1929 4495 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  RSA252983  Salvia columbariae Robert F. Thorne, C. W. Tilforth 1973-4-20 43112 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1037 Comment
  UCR277112  Salvia dorrii R. G. Swinney 2011-4-19 14409 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  CAS-BOT-BC224951  Salvia dorrii var. pilosa David Dreyer 1968-4-6 s.n. Los Angeles North edge of San Gabriel Mts. 1615 Comment
  CAS-BOT-BC233653  Salvia leucophylla Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills Comment
  CAS-BOT-BC233696  Salvia leucophylla Carl B. Wolf 1928-5-11 2183 Los Angeles Ridge Route Road, 2 mi. no. of Castaic 487 Comment
  UCR125121  Salvia leucophylla A. C. Sanders, Mark Elvin 2002-6-18 25111 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 328 Comment
  RSA0034991  Salvia leucophylla Harold L. Pirie 1963-4-20 s.n. Los Angeles North slope of Santa Monica Mts. 274 Comment
  CAS-BOT-BC233306  Salvia mellifera Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC233312  Salvia mellifera L. B. Ware 1971-5-16 102 Los Angeles Tuna Canyon (east side), Santa Monica Mountains 167 Comment
  CHSC98053  Salvia mellifera LeRoy Gross 2003-3-7 757 Los Angeles Transverse Ranges: Verdugo Mountains Region: Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 555 Comment
  POM312790  Salvia mellifera D. W. Taylor 1951-4-11 34 Los Angeles Big Dalton canyon, N of Glendora, San Gabriel Mt. 366 Comment
  RSA562548  Salvia mellifera Steve Boyd, Walter Appleby 1993-4-22 7998 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  UCR153554  Salvia mellifera A. C. Sanders 2005-5-11 30184 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA434074  Salvia spathacea E. Crow 1929-4-18 253 Los Angeles Santa Monica Mountains. Comment
  RSA785721  Salvia spathacea Doris Bowers 1967-7-19 306 Los Angeles Topanga Canyon 610 Comment
  JEPS57256  Sambucus mexicana L. R. Heckard 1968-5-11 1842 Los Angeles along Hwy 6 1.3 mi below Newhall Junction (canyon slope se of Newhall) 518 Comment
  RSA670924  Sambucus mexicana Joseph M. Keefe 2001-1-19 30937 Los Angeles North side of wood fence along the Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive)., Eagle Rock District, Los Angeles, 90041. 293 Comment
  OBI35605  Sambucus nigra subsp. caerulea Rebecca Cicoria 1981-5-17 32 Los Angeles Sepulveda cyn, just off Crest Rd., Rolling Hills Comment
  UCR213238  Sanicula arguta Dan S. Cooper 2010-3-26 20100326- 21 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, between Fern Canyon and Lower Beacon Trail 198 Comment
  JEPS208  Sanicula arguta W. L. Jepson 1939-4-14 19109 Los Angeles near U.S. Highway 101 (very close to Ventura Co. line, sw Los Angeles Co.); Russell Valley Comment
  UCSB7352  Sanicula arguta Haller, Norman 1953-3-5 Los Angeles Faculty Hill, UCLA; 110 yds. up the trail to the "C" Comment
  RSA471443  Sanicula bipinnatifida Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  UCR195291  Sanicula crassicaulis Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1187 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, southeast of Green Verdugo Reservoir 457 Comment
  UC449723  Sarcostemma cynanchoides subsp. hartwegii I. J. Condit 1913-6-5 Los Angeles San Dimas Comment
  UCR274101  Schismus arabicus Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 629 Los Angeles California Islands, Santa Catalina Island, just south of road to East Peak, along ridgetop southwest of Peak 1245, c. 0.85 air miles northwest of East Peak 348 Comment
  RSA517859  Schismus barbatus Steve Boyd 1986-3-30 1514 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA710782  Schismus barbatus LeRoy Gross 2005-4-28 s.n. Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  UC1870235  Schismus barbatus LeRoy Gross 2003-3-9 781 Los Angeles Transverse Ranges; Verdugo Mountains region; Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  CAS-BOT-BC111514  Schoenoplectus americanus LeRoy Abrams 1902-6-12 2537 Los Angeles Ballona creek, near Mesmer Comment
  RSA524181  Schoenoplectus americanus Timothy S. Ross, Steve Boyd 1990-6-6 2866 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA651583  Scirpus microcarpus Marion P. Harthill 1974-5-23 s.n. Los Angeles Crystal Lake Rd., Rt. 39. 1097 Comment
  SBBG128374  Scirpus microcarpus M. L. Hoefs, R. F. Thorne 1975-8-7 823 Los Angeles lower Middle cyn 76 Comment
  CAS-BOT-BC238494  Scrophularia villosa Peter H. Raven 1962-5-10 17711 Los Angeles San Clemente Island. North of Thirst 304 Comment
  CATA744  Scrophularia villosa Mark L. Hoefs 1991-5-22 1269 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  UCSB10513  Scutellaria mexicana Wedberg, H. 1957-4-19 Los Angeles 0.5 mi E Pearblosson Comment
  SD38741  Scutellaria tuberosa F. McCulloch 1931-3-15 2069 A Los Angeles Santa Susanna Pass [county a guess; possibly SLO county] Comment
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Jul 11 2010
  SFV7532  Sedum spathulifolium T. Gordon, K. Kimbrough, M. H. Grayum, K. A. Wilson, B. Collins, D. Brown, A. Starrett, G. Poseley 1975-5-26 1000 Los Angeles Santa Monica Mountains East side of Triunfo Canyon, Goat Buttes. 229 Comment
  UC831070  Sedum spathulifolium Louis C. Wheeler 1932-7-2 908 Los Angeles 1 mi from Flat (San Dimas Canyon-Browns Flat trail, San Gabriel Mts.); San Gabriel Mts. 1219 Comment
  UCR125387  Senecio californicus A. C. Sanders, Mark Elvin 2003-3-5 25730 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  IRVC27305  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2003-8-7 27151 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
  UCR189831  Senecio ionophyllus R. G. Swinney 1998-7-14 6458 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
  CATA3282  Senecio lyonii Julie L. King 2017-3-1 60 Los Angeles Santa Catalina Island: Isthmus Rd. above Two Harbors campground 94 Comment
  SEINET4015257 Image available Senecio lyonii R. Moran 1941-1 665 Los Angeles Point between Wilson's Harbor and Howland's, Santa Catalina Island. 10 Comment
  UC1594396  Senecio lyonii Tim Ross and Elizabeth Kellogg 1992-4-11 6111 Los Angeles West Fork of China Canyon San Clemente Island 292 Comment
  CDA7660  Senecio vulgaris Phillipson 1915-7-1 Los Angeles Monrovia. Comment
  CAS-BOT-BC438168  Sesuvium verrucosum G. B. Grant 1904-6-5 6112 Los Angeles Near Ballona Comment
  RSA580873  Setaria parviflora L. C. Wheeler 1931-9-11 141 Los Angeles 2 miles NE La Verne. 381 Comment
  RSA761774  Setaria parviflora R. G. Swinney 2008-11-29 9847 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  SEINET7249135  Setaria viridis Andrew C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-1 37185 Los Angeles Los Angeles Basin Region; Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St. 33 Comment
  POM49674  Sidalcea malviflora subsp. sparsifolia L. R. Abrams 1901-4-8 1436 Los Angeles Arroyo river near PasadenaArrowhead Hotsprings and immediate vicinity, Coldwater Canyon and Strawberry Creek ca. 1/2 mile E of the old Arrowhead Hot Springs Hotel. Comment
  CATA986  Silene gallica Mark L. Hoefs 1994-5-21 1858 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  RSA477867  Silene gallica M. B. Dunkle 1932-5-28 2968 Los Angeles White s Landing, Santa Catalina Island. Comment
  LA200353  Silene gallica Michael Neuman; February 1984 20 Los Angeles Comment
  LA94357  Silene gallica Carl Epling; 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM186341  Silene gallica Joseph A. Ewan 1932-6-29 7567 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  RSA439083  Silene gallica Anstruther Davidson 1918-3-11 3182 Los Angeles Exposition Park. Comment
  UCD98695  Silene gallica Henry J. Thompson 1959-5-24 2006 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road. Santa Monica Mountains. 335 Comment
  RSA0120022  Silene laciniata R. G. Swinney 2014-5-19 16559 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 Mtwy. 515 Comment
  POM175582  Silene laciniata subsp. major E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  RSA226289  Silene laciniata subsp. major Gary D. Cromwell, David W. Wheat 1971-5-23 686 Los Angeles Mystic Canyon. Two miles NE of Glendora. Ridge west of canyon 487 Comment
  RSA584304  Silene laciniata subsp. major Timothy S. Ross 1993-6-7 7369 Los Angeles W end of the San Gabriel Mountains:ca 620 ft NNE of Los Pinetos Spring on mesic N slope of knoll. 905 Comment
  SD87785  Silene lemmonii F. W. Peirson 1924-5-27 4624 Los Angeles North slope Strawberry Peak, San Gabriel Mountains. 1520 Comment
  UCR109683  Silybum marianum R. D. Goeden, Don W. Ricker 1972-5-19 s.n. Los Angeles Chino Hills, Brea Canyon south of Diamond Bar, E side of Brea Cyn. Rd., 0.6 mi. south of Diamond Bar Blvd. 198 Comment
  JEPS30512  Silybum marianum Donald Kyhos 1958-5-23 58 -191 Los Angeles Turnbull Canyon , Turnbull Canyon (Whittier) Comment
  RSA60287  Silybum marianum S. L. Armstrong 1948-5-5 s.n. Los Angeles Los Angeles, in meadow, S of Chino Comment
  CAS-BOT-BC74961  Sinapis arvensis Louis C. Wheeler 1933-6-26 1885 Los Angeles San Bernardino Avenue at San Antonio Avenue. Pomona. 259 Comment
  UCD115463  Sisymbrium altissimum R. A. Blanchard 1931-5-2 2187 Los Angeles Lancaster. Comment
  SFV5502  Sisymbrium irio W. A. Kelley 1966-3-12 s. n. Los Angeles San Fernando Valley North Hollywood. Lot near Riverside Drive and Whitsett. 190 Comment
  RSA431750  Sisymbrium officinale Anstruther Davidson 1891-5-30 s.n. Los Angeles Millards Canyon Comment
  RSA600981  Sisymbrium officinale L. C. Wheeler 1967-6-26 9878 Los Angeles Elsmere Canyon 441 Comment
  RSA0062524  Sisymbrium orientale R. G. Swinney 2010-4-20 12301 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA724382  Sisymbrium orientale K. Dobry 1991-6-13 d- 718 -a Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  UCR220288  Sisymbrium orientale R. G. Swinney 2009-4-24 10478 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  PASA2080  Sisymbrium pinnatum A. Carter 1929-1-10 Los Angeles Base of Sierra Madre Mts. Comment
  LA200855  Solanum americanum Michael Neuman; October 1983 5 Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon 374 Comment
  POM4250  Solanum americanum I. M. Johnston 1918-7-29 2102 Los Angeles El Monte. Along Railroad. 91 Comment
  RSA422419  Solanum douglasii Fay A. MacFadden 1931-3-18 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA422409  Solanum douglasii T. S. Clare, G. R. Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mts. Comment
  UCR206504  Solanum nigrum A. C. Sanders, T. B. Salvato 2009-5-20 36849 B Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  JEPS96898  Solanum umbelliferum Dean W. Taylor 1992-5-1 12495 Los Angeles 1 mile East of Gorges Gap on Angeles Crest Highway (Highway 2) 1219 Comment
  RSA60289  Solanum umbelliferum G. R. Campbell 1948-5-13 581 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA658835  Solanum umbelliferum J. S. Burns 1992-5-11 20 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest 762 Comment
  UC26264  Solanum umbelliferum Brewer 108 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC156849  Solanum umbelliferum Prof. W. R. Dudley 1907-12-18 s.n. Los Angeles Sawpit [Canon] Canyon (near Monrovia) Comment
  UC26267  Solanum umbelliferum W. H. Brewer Feb. 1861 189 Los Angeles top of hill ner camp at Cahuenga Pass Cahuenga Pass Comment
  LA51827  Solanum xanti Louis Wheeler; 1932-2-20 446 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  LA81980  Solanum xanti O. H. Kappler; 1944-2-13 544 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  NY820463  Solanum xanti S. D. Boyd 1997-3-31 9422 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
  UCD127067  Solanum xanti Gordon Pilone 1961-2-11 82 Los Angeles east of the Santa Ana Botanic Gardens in Claremont. 396 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
  RSA748491  Solanum xanti Orlando Mistretta 1992-7-9 647 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  SEINET11383208 Image available Solidago velutina Unknown 1933-1 2169 Los Angeles Liveoak Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC365843  Soliva sessilis Louis C. Wheeler 1957-3-22 7247 Los Angeles Los Angeles: NE of old wing of Los Angeles County Museum, Exposition Park Comment
  RSA625527  Soliva sessilis L. C. Wheeler 1963-5-24 8257 Los Angeles Pasadena: Northeast corner Hudson Ave. & Walnut St. Comment
  RSA609981  Sonchus asper L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  POM6212  Sonchus oleraceus Crawford, Otis Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mountains Comment
  RSA0021431  Sonchus oleraceus Anonymous 1951-3-20 s.n. Los Angeles Point Dume 27 Comment
  CAS-BOT-BC389949  Spergula arvensis Louis C. Wheeler 1932-3-12 487 Los Angeles La Verne 304 Comment
  LA82446  Spergula arvensis O. H. Kappler; Los Angeles San Gabriel Mountains, Foothills, West Los Angeles 91 Comment
  POM219948  Spergula arvensis F. R. Fosberg 1932-3-28 8062 Los Angeles El Segundo 30 Comment
  SBBG131819  Spergularia S. A. Junak, B. Collins 1991-4-24 SCI- 200 Los Angeles S of Eel Cove Cyn 91 Comment
  RSA0097909  Spergularia bocconi R. F. Thorne, Doug Propst 1968-5-27 37630 Los Angeles Santa Catalina Island: near margin of Thompson s Reservoir, Middle Ranch at upper (W) end of reservoir. Comment
  RSA478016  Spergularia macrotheca M. B. Dunkle 1928-4-11 1853 Los Angeles Near Isthmus, Santa Catalina Island. 5 Comment
  UCR68938  Spergularia macrotheca Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4250 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  CAS-BOT-BC390807  Spergularia marina George B. Grant; Walter Wheeler 1904-4-21 H 2278 Los Angeles Isthmus. Santa Catalina Island, Pacific Ocean, off southern California Comment
  SEINET3150438  Sphaerostigma micranthum G. B. Grant 1233 Los Angeles Pasadena Comment
  SEINET9364646  Stachys albens Unknown 2002-8-26 25587 Los Angeles NE Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" (Newhall 7.5' topo.) Riparian woodland dominated by willows. Scarce perennial in seasonally wet area (dried pool) under willow canopy. Comment
  CSUSB1068  Stachys bullata Sally Crum 1966-4-16 Los Angeles San Gabriel Mountains San Gabriel Mountains; In deeply shaded ravine at southern end of San Lorenzo Nursery boundary road in Cloverleaf Canyon. 1066 Comment
  HSC78887  Stachys bullata Richard S. Hood 1970-5-20 308 Los Angeles 2.5 mi. E of Los Virgines Rd. on Puima Rd. in Malibu Canyon, Santa Monica Mtns. 549 Comment
  POM155758  Stachys bullata M. L. Bryan 1928-4-25 67 Los Angeles Mandeville Canyon, Santa Monica Mountains. 152 Comment
  POM9417  Stachys bullata P. A. Munz, R. D. Harwood 1920-5-15 3928 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  OBI13456  Stachys rigida var. quercetorum Joseph Noe 1965-4-28 15 Los Angeles Santa Monica Mts, Calabasas. 1 mi on Stut Rd from jct with Mulholland Hwy 244 Comment
  SEINET3559386 Image available Stachys rigida var. quercetorum Edith A. Purer 1935-5-11 6547 Los Angeles Malibou Road. Comment
  SBBG108969  Stebbinsoseris heterocarpa S. A. Junak 1997-4-8 SCl 790 Los Angeles just N of upper portion of Wall Rock Cyn 310 Comment
  RSA0087863  Stellaria media R. G. Swinney 2010-6-21 13284 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902