Search Results — 2000 specimen records retrieved (1572 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229551  Abronia maritima S. B. Parish; W. F. Parish 1881-10-1 1156 Los Angeles Santa Monica Comment
  RSA0073252  Abronia pogonantha Bonnie C. Templeton 1931-5-17 1201 Los Angeles Near Lancaster, Mohave Desert. Comment
  SBBG31518  Abronia umbellata R. M. Beauchamp 1987-3-19 319 Los Angeles S of air strip at Sherman Field Comment
  CDA34293  Acacia baileyana M. O'Brien 2006-11-12 MOB 06 -5 Los Angeles Santa Monica Mountains; Tapia County Park. Comment
  RSA703431  Acacia cyclops A. C. Sanders 1986-7-30 6808 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  UCR177134  Acacia longifolia Joseph M. Keefe 2001-1-19 30946 Los Angeles Transverse Ranges; Verdugo Mts region; San Rafael Hills, south by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles 305 Comment
  UCR59560  Acamptopappus sphaerocephalus 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
Read comments
Jan 22 2014
  SD262175  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16064 Los Angeles San Gabriel Mountains: SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100 - 400 m east of Cheseboro Rd. 901 Comment
  RSA0025738  Acer macrophyllum Duncan S. Bell 2013-7-11 5371 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  UCSB17804  Acer macrophyllum Gerhart, Janet 1963-4-13 Los Angeles 1 mi. on trail east of West Pork Ranger Station on San Gabriel River, 6 mi. east of Red Box Ranger Station at intersection of U.S. Highway 2 and Mt. Wilson Road 822 Comment
  SBBG42505  Achillea millefolium F. R. Fosberg 1931-4-29 4713 Los Angeles small cyn between Cottonwood and Middle Ranch Cyns 100 Comment
  UCR223129  Achillea millefolium R. G. Swinney 2009-7-22 11345 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR76417  Achillea millefolium T. S. Ross 1992-4-14 6188 Los Angeles Channel Islands, San Clemente Island: c. 30 m ENE of intersection of new Lemon Tank Road and main N-S road 340 Comment
  SEINET2146063  Achillea millefolium var. californica C. M. Coad 1971-4-22 118 Los Angeles N. end of Sycamore Canyon (at end of Indian Hill Blvd. in Claramont), San Gabriel Mt. Range 640 Comment
  POM365957  Achnatherum hymenoides H. M. Ritter 1931-4-15 38 -131 Los Angeles Alta Dena Comment
  SEINET5585750  Achnatherum occidentale Tim Ross, Steve Boyd 1991-1 5657 Los Angeles Granite Mountain: San Gabriel Mountain Range, Chilao Flat USGS 7.5' quad 1975 Comment
  RSA730248  Achnatherum speciosum R. G. Swinney 1999-6-5 7268 Los Angeles San Gabriel Mtns.: western end of ridge extending from Big John Peak, above Big John Flat 1768 Comment
  SBBG109019  Acmispon argophyllus var. adsurgens S. A. Junak 1996-6-1 SCl 567 Los Angeles E rim of upper China Cyn, at head of small side cyn, ca. 0.2 mi SW of top of China Pt Rd 393 Comment
  SBBG38867  Acmispon argophyllus var. argenteus M. B. Dunkle 1939-4-5 7273 Los Angeles China Pt, Pyramid Cove [ISOTYPE: Lotus argophyllus var. argenteus] Comment
  SBBG95676  Acmispon argophyllus var. argenteus A. Liston, O. Mistretta, L. Rieseberg 1989-4-28 795 -10 Los Angeles China Cyn, central branch Comment
  SBBG98492  Acmispon argophyllus var. argenteus T. Ross 1991-5-23 5483 Los Angeles lower Tota Cyn, E escarpment 39 Comment
  UCD104005  Acmispon argophyllus var. argenteus G. L. Webster; Robert Thorne, John Tucker 1992-3-30 7754 Los Angeles CATALINA ISLAND: Along road from Little Harbor to Middle Ranch. 20 Comment
  SBBG95677  Acmispon dendroideus var. traskiae A. Liston, O. Mistretta, L. Rieseberg 1989-4-30 805 -5 Los Angeles Waynuk Cyn Comment
  SD69528  Acmispon grandiflorus var. grandiflorus Robert F. Thorne 1966-4-6 35912 Los Angeles Santa Catalina Island; north slope of Black Jack Mountin, along Airport road on shaly bank. 427 Comment
  CHSC36033  Acmispon heermannii R. Vandenburgh 1972-6-28 15 Los Angeles 1/2 mi. W. of Mt. Wilson in San Gabriel Mts/ on Los Angeles Crest Hwy. Comment
  SEINET10407813 Image available Acmispon nevadensis var. davidsonii G. B. Grant 1906-6-16 Los Angeles Mt. Wilson 1524 Comment
  CHSC13866  Acmispon strigosus L. M. Mayer 1974-4-5 131 Los Angeles Big Tujunga Canyon Rd. 1 mi E of intersection with Mt. Gleason Blvd. 1 1/2 mi. from Tjunga. Comment
  CAS-BOT-BC29199  Acourtia microcephala Alice Eastwood 1917-7-20 6493 Los Angeles Santa Catalina Island Comment
  UC1175006  Acourtia microcephala P. C. Everett and E. K. Balls 1959-6-29 23874 Los Angeles on burned over chaparral slopes Stokes Canyon; Santa Monica Mts. 152 Comment
  RSA592206  Acourtia microcephala Louis C. Wheeler 1967-4-30 9216 Los Angeles San Gabriel Mountains. Limekiln Canyon. 670 Comment
  RSA390573  Adenostoma fasciculatum Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA595686  Adiantum aleuticum L. C. Wheeler 1970-1-4 s.n. Los Angeles San Gabriel Mountains. East fork Santa Anita Canyon, ca. 200 yards downstream from the falls. 762 Comment
  POM158045  Adiantum capillus-veneris L. R. Abrams 1902-7-4 2723 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC65641  Adiantum jordanii Geo. B. Grant 1901-1-1 177 Los Angeles Pasadena Comment
  LA94084  Adiantum jordanii Lawrence L. Kiefer; 1966-3-20 1764 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 2 mi from Topanga on Old Topanga Rd. 274 Comment
  POM6780  Adiantum jordanii Hilda Wood 1901-4-3 s.n. Los Angeles Glendora Comment
  UC399480  Adiantum jordanii C. F. Millspaugh 1920-3-25 4859 Los Angeles Rattlesnake Canyon; Santa Catalina Isl Comment
  UC440472  Adiantum jordanii Carl Epling and Lincoln Ellison 1929-3-30 Los Angeles Topango Canyon; Santa Monica Mts Comment
  UC811113  Adiantum jordanii F. R. Fosberg 1931-3-23 R 79 Los Angeles Hamilton Canyon; Santa Catalina Isl 30 Comment
  RSA687712  Adiantum jordanii L. E. Hoffman 1932-2-6 s.n. Los Angeles Hermon Hills, Comment
  UCR53138  Aegilops ovata B. Lennart Johnson 1967-1 s.n. Los Angeles Grown at University of California, Los Angeles 152 Comment
  UC1871266  Aesculus californica T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3862 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  CDA6733  Ageratina adenophora L. C. Wheeler 1965-5-8 8705 Los Angeles San Gabriel Mountains; San Gabriel Mountains: Fish Canyon near the mouth. . 0 Comment
  CDA6743  Ageratina adenophora T. C. Fuller 1961-5-8 6294 Los Angeles Griffith Park, Los Angeles, east of Greek Theatre. 0 Comment
  RSA628820  Agoseris retrorsa Scott D. White, David E. Bramlet 1998-6-29 6810 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
  SEINET3237839 Image available Agrostis R. G. Swinney 1999-8-14 7625 Los Angeles San Gabriel Mtns.; upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4. air mi. WSW of Dawson Peak. 2146 Comment
  RSA550419  Agrostis exarata Timothy S. Ross 1992-7-10 6660 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  SEINET13276833 Image available Agrostis exarata R. G. Swinney 2011-1 15724 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  RSA226922  Agrostis idahoensis R. F. Thorne 1971-8-25 41262 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA623873  Agrostis pallens Jon E. Keeley 1979-5-10 7276 Los Angeles 1.6 kilometers N of Pacific Coast Highway on Kanan Dume Road. 300 Comment
  RSA384940  Agrostis stolonifera Anstruther Davidson 1917-06 3256 Los Angeles Los Angeles. Comment
  UCR270045  Agrostis stolonifera R. G. Swinney 2010-9-9 13789 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UC205245  Agrostis viridis D. L. Crawford 1916-5-20 Los Angeles mountains above Claremont Comment
  CAS-BOT-BC47984  Ailanthus altissima Timothy S. Ross; J. Mark Porter 1995-5-4 8505 Los Angeles Liebre Mountains - Texas Canyon at the confluence of Mystic Canyon: ca 3.05 road miles NE of Bouquet Canyon Road. 609 Comment
  RSA573461  Ailanthus altissima Tim S. Ross 1992-5-8 6306 Los Angeles San Gabriel Mountains: margin of Glendora Mountain Road, along the south ridge of Glendora Mountain near the head of Sharps Canyon. 780 Comment
  RSA750236  Ailanthus altissima A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37069 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA415245  Albizia lophantha Robert Gustafson 1981-4-14 2171 Los Angeles Ballona Wetlands, area 2 Comment
  RSA79233  Allium burlewii G. R. Campbell 1952-6-28 17292 Los Angeles South slope of Mt. San Antonio (Baldy); San Gabriel Mts. 2744 Comment
  UC196656  Allium burlewii Fred E. Burlew June 1916 Los Angeles near top of Mt. San Antonio; Mt. San Antonio Comment
  RSA771903  Allium fimbriatum R. G. Swinney 2009-5-5 10631 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  POM96042  Allium fimbriatum var. fimbriatum F. W. Peirson 1926-4-26 6661 Los Angeles 5 miles west of Rock Creek, Mohave Desert. Comment
  LA201625  Allium haematochiton Arthur C. Gibson; 2001-4-20 4285 Los Angeles SANTA MONICA MOUNTAINS, Mountclef Ridge, Wildwood Regional Park, Thousand Oaks, Santa Rosa Trail. Comment
  LA21559  Allium haematochiton Carl Epling; 1931-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC1971240  Allium haematochiton Louis C. Wheeler 1969-5-4 Los Angeles SAN GABRIEL MOUNTAINS: Divide between west fork Ebey & Little Tujunga Canyons. Comment
  RSA251450  Allium praecox Robert F. Thorne 1966-4-16 36033 Los Angeles San Clemente Island, canyon between Seal Cove and Eel Point (2/3 miles SSE of point), SW of island 91 Comment
  UCR194074  Allophyllum divaricatum R. G. Swinney, Dave Larson 1999-5-29 7213 Los Angeles San Gabriel Mtns., San Dimas Canyon, main fork c. 100 m north of confluence with Wolfskill Canyon 537 Comment
  RSA733675  Allophyllum glutinosum R. G. Swinney 1998-8-5 6650 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  SBBG27941  Allophyllum glutinosum I. W. Clokey, B. Templeton -Apr-1929 4468 Los Angeles Mandeville Cyn 425 Comment
  UC809598  Allophyllum glutinosum Verne and Alva Grant 1949-4-28 8701 Los Angeles Winter Canyon n. of Santa Monica; Winter Canyon Comment
  UCR65266  Allophyllum glutinosum F. R. Fosberg 1931-7-14 S- 05413 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon 30 Comment
  CAS-BOT-BC170978  Alnus rhombifolia Fordyce Grinnell, Jr. 1916-9-2 s.n. Los Angeles near Pasadena, San Gabriel Mts. Comment
  RSA452788  Alnus rhombifolia F. R. Fosberg 1931-1-26 7174 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  NY663955  Alternanthera philoxeroides G. W. Garrettson 1956-10-22 s.n. Los Angeles Rio Hondo at San Gabriel Blvd. Comment
  PASA2648  Alyssum maritimum A. Carter 1928-12-29 Los Angeles Sierra Madre Comment
  RSA752283  Amaranthus retroflexus Justin M. Wood 2009-7-25 1160 -B Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  RSA611920  Amaranthus retroflexus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  SBBG13725  Amblyopappus pusillus P. H. Raven 1962-5-22 17837 Los Angeles E of Little Harbor 45 Comment
  UC891313  Amblyopappus pusillus L. W. Nuttall 257 Los Angeles Santa Catalina Island Comment
  UC1594404  Amblyopappus pusillus Tim Ross and Elizabeth Kellogg 1992-4-13 6140 Los Angeles in vicinity, (coastal terrace, 340 deg nnw & 1140m from 199 ft BM near Flasher) Darter; San Clemente Island (nw part) 18 Comment
  LA200148  Ambrosia acanthicarpa John O'Leary; 1974-5-3 278 Los Angeles Santa Monica Mountains, Brown Canyon, along Beverly Glen Blvd Comment
  RSA416894  Ambrosia acanthicarpa F. R. Fosberg 1931-7-11 7195 Los Angeles Ridge Route near Tumble Inn,, Western Sierra Madre Mts. 1100 Comment
  CAS-BOT-BC13716  Ambrosia chamissonis David B. Weissman 1974-8-19 s.n. Los Angeles Point Dume Comment
  RSA416935  Ambrosia chamissonis Robert Gustafson 1980-8-29 1881 Los Angeles Ballona Wetlands, Area 3. Confined to a samll relict strip of coastal strand near the jct of Lincoln Blvd. and the Ballona Creek Channel of Area 3. Comment
  RSA158274  Ambrosia chamissonis var. chamissonis Peter H. Raven 1962-7-12 18031 Los Angeles Northwest Harbor, San Clemente Island 15 Comment
  JEPS30667  Ambrosia psilostachya Peter H. Raven and Henry J. Thompson 1959-9-18 14430 Los Angeles west, Santa Monica Boulevard near Beverly Glen Boulevard Los Angeles; Santa Monica Mountains 76 Comment
  UC1069632  Ambrosia salsola A. D. Gifford 1935-4-22 608 Los Angeles 2.25 mi ne Manzana; Tejon Quad. 853 Comment
  RSA725839  Amelanchier pallida R. G. Swinney 1997-7-16 5661 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood. 1921 Comment
  RSA599671  Amelanchier utahensis Steve D. Boyd, Lauren Raz 1997-5-1 9690 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08 between the junction with 6N07 and Willow Spring. 1402 Comment
  OBI13395  Amorpha californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles San Rafael HIlls, Glendale 305 Comment
  RSA0069776  Amsinckia intermedia LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6994 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  UCR269885  Amsinckia intermedia Jeremiah George 2015-4-10 415- 09 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  RSA499945  Amsinckia intermedia M. B. Dunkle 1939-4-6 7294 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  LA209956  Amsinckia menziesii var. menziesii C. & M. Epling; May 1925 sn Los Angeles San Fernando Valley Comment
  UC1349353  Amsinckia menziesii var. menziesii Robert F. Thorne 1966-4-5 35854 Los Angeles s-facing slope above stream in Cottonwood Canyon; Santa Catalina Island, Cottonwood Canyon 106 Comment
  SD234333  Amsinckia tessellata A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26120 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, E of and above Lake Hughes Rd;, near Castaic Lake dam (Warm Springs Mtn 7.5'Q) 487 Comment
  RSA650586  Anagallis arvensis Max E. Badgley 1948-5-9 s.n. Los Angeles along drive Laurelette Ranch, San Dimas Canyon, 5 mi. N/E of San Dimas. 244 Comment
  UCR186986  Ancistrocarphus filagineus A. C. Sanders 2006-4-25 32171 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
  UCR274998  Ancistrocarphus filagineus Michael Honer, Rachel Woodard 2006-4-24 2224 Los Angeles Tehachapi Mountains area, C. 2 miles east of Quail Lake, 1 mile east of aqueduct; 1 mile north of Hwy 138 1006 Comment
  CAS-BOT-BC400321  Anemopsis californica Le Roy Abrams; E. A. McGregor 1908-7-2 550 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  UCR147600  Angelica tomentosa Naomi Fraga, Et al. 2004-6-30 1291 Los Angeles Transverse Ranges; San Gabriel Mtns, Near Grapevine Springs, along FS Road 1N34 1220 Comment
  UC566704  Anisocoma acaulis Herbert L. Mason 1926-4-27 3034 Los Angeles Little Rock Creek; Mohave Desert Comment
  UCR181356  Anisocoma acaulis R. G. Swinney 1997-6-13 5594 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  RSA587199  Anisocoma acaulis Orlando Mistretta, Mark Elvin 1995-5-10 1686 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1768 Comment
  UC29458  Anisocoma acaulis H. M. Hall 1899-6-21 1265 Los Angeles open ridges San Antonio Mountains 2438 Comment
Read comments
Feb 5 2011
  POM354837  Antirrhinum coulterianum E. S. Spalding 1923-5-3 s.n. Los Angeles Manhattan Beach. Comment
  UCR214845  Antirrhinum coulterianum Bao Doan 2010-5-29 19 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel Canyon above Azusa, north of canyon fork and east of Hwy 39 659 Comment
  UCR281611  Antirrhinum kelloggii R. G. Swinney 2014-5-21 16644 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA225694  Antirrhinum multiflorum Robert F. Thorne, Arthur C. Gibson 1971-5-22 39766 Los Angeles San Gabriel Mts., Angeles National Forest: upper Fish Canyon near Falls 396 Comment
  SFV22039  Antirrhinum multiflorum V. Soza, I. E. Anderson, L. Gross 2000-6-6 995 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Hostetter Mountainway, above Wildwood canyon. West-northwest-facing slope of ridgetop above fire road. 915 Comment
  CATA2049  Antirrhinum nuttallianum Steven A. Junak 1998-6-13 738 Los Angeles Santa Catalina Island: Coastal slopes just W of beach at Little Harbor 48 Comment
  LA33453  Aphanes occidentalis Peter H. Raven; Henry J. Thompson 1959-5-5 14143 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1). 320 Comment
  SBBG31015  Aphanisma blitoides R. F. Thorne with P. C. Everett 1965-5-11 34528 Los Angeles rocky bluff near Ballast Pt, E side of Catalina Harbor 45 Comment
  CATA1561  Apiastrum angustifolium Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2828 Los Angeles Santa Catalina Island: Hillside above New York Harbor 54 Comment
  POM215126  Apiastrum angustifolium L. C. Wheeler 1932-4-30 664 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  RSA656059  Apiastrum angustifolium James Henrickson 1985-3-30 19791 Los Angeles Ca. 3 air mi. nnw. of Newhall in proposed North Hills development just north of Santa Clara River and just e. of San Francisquito Creek 354 Comment
  POM156217  Apiastrum angustifolium L. R. Abrams 1903-3-14 3136 Los Angeles San Pedro Hills, near Rocky Point. Comment
  RSA470406  Apium graveolens Wm. Martin 1971-8-11 s.n. Los Angeles Along drainage of Malibu Creek, vicinity of Tapia Park Comment
  UCSB51469  Apium graveolens Hodgson, John 1928-08 Los Angeles Piru Creek, 2 mi. above Liebre Pump Station 792 Comment
  UCR222797  Apocynum cannabinum R. G. Swinney 2009-5-9 10710 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, Van Tassel Canyon near San Gabriel River confluence, 1.3 miles north of Foothill Blvd. on west side of El Encanto Parkway 207 Comment
  RSA0051700  Aquilegia truncata Lee Haines 1935-6-24 s.n. Los Angeles San Gabriel Mountains. Comment
  RSA0125858  Arabidopsis thaliana Orlando Mistretta, Christine Mistretta 2008-5-16 3089 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  RSA0033868  Arabis John F. Emmel 1997-4-28 1459 Los Angeles Sierra Pelona; along USFS Road 6N07, 1.1 road miles ENE of junction with Road 6N08. 1371 Comment
  RSA0125854  Arabis R. G. Swinney 2009-5-27 10870 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR179712  Arabis glabra R. G. Swinney, Dave Larson 1996-7-17 5125 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA0126432  Arabis glabra Anstruther Davidson 1890-05 s.n. Los Angeles [no locality information provided] Comment
  RSA0129416  Arabis perennans R. G. Swinney 1999-7-5 7506 Los Angeles San Gabriel Mtns.:Head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2323 Comment
  RSA225882  Arabis platysperma var. platysperma R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41064 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing ridge of Mt. San Antonio along trail to Dawson Peak. 2927 Comment
  UCR222842  Arabis pulchra R. G. Swinney 2009-5-12 10718 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  RSA626704  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20185 Los Angeles Angeles Crest Highway, above Switzers. 1070 Comment
  RSA626715  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20209 Los Angeles Angeles Crest Highway, above Switzers. 1070 Comment
  RSA626775  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20490 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  UC1120191  Arctostaphylos glandulosa subsp. glandulosa A. D. Gifford 1934-4-25 161 Los Angeles 1/2 mi ne Castro Pk.; Triunfo Pass Quadrangle Comment
Read comments
Jul 10 2011
  UC879406  Arctostaphylos glandulosa subsp. glandulosa Ira W. Clokey, B. Templeton Apr. 1929 4452 Los Angeles Mandeville Canyon Santa Monica Mountains 425 Comment
  SBBG119301  Arctostaphylos glandulosa subsp. mollis V. Soza, K. Hughes 1999-6-17 553 Los Angeles upper Winter Crk Trail above San Olene Cyn; T1N R11W SW/4 S3 746 Comment
  RSA631499  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15838 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631521  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15654 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  UC1871267  Arctostaphylos glauca T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3859 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  UC21827  Arctostaphylos glauca W. H. Brewer Jan. 1861 109 Los Angeles San Gabriel Comment
  SEINET12524585 Image available Arctostaphylos glauca J. Taylor 1963-1 839 Los Angeles Oak flats guard station, Los Padres National Forest. 853 Comment
  RSA634721  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20520 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635055  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20370 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635195  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20392 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA635232  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20666 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  UCR223511  Arctostaphylos patula R. G. Swinney 2009-5-28 10961 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR141368  Arctostaphylos pungens R. G. Swinney 1997-8-19 5814 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  UCR143129  Arctotis stoechadifolia L. C. Wheeler 1933-6-24 1889 Los Angeles San Gabriel Valley, Alosta Avenue at Glendora Avenue, Glendora 229 Comment
  RSA593428  Arenaria macradenia var. arcuifolia Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8895 Los Angeles Liebre Mountains, north slope of Sawmill Mountain, along 7N08 ca. 2.2 miles north of the junction with 7N23. 1463 Comment
  UC1584893  Arenaria macradenia var. arcuifolia Tim Ross, Steve Boyd 1991-7-24 5615 Los Angeles Granite Mountain 1874 Comment
  RSA230690  Arenaria macradenia var. arcuifolia R. F. Thorne, M. Z. Thorne 1969-7-10 38428 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  UCR271574  Argemone munita R. G. Swinney 2011-5-19 14790 B 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
  UCR222796  Argyranthemum foeniculaceum R. G. Swinney 2009-5-9 10711 Los Angeles Transverse Range; San Gabriel Mtns., Azusa/Duarte, San Gabriel River channel, 0.5 mi. north of Foothill Blvd. under the Puente Largo railway bridge 184 Comment
  RSA791805  Argyranthemum foeniculaceum R. E. Riefner Jr. 2011-8-19 11 -103 Los Angeles Palos Verdes Peninsula, Malaga Cove, north ca. 0.2 miles from Paseo del Mar St. at Palos Verdes Dr. West. 90 Comment
  SD69502  Aristida adscensionis Robert F. Thorne 1966-4-7 35942 Los Angeles Santa Catalina Island, dry south-southeast-facing rocky slope at Cherry valley. 60 Comment
  RSA133744  Artemisia californica Peter H. Raven 1959-2-15 13782 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. 213 Comment
  RSA608318  Artemisia californica L. C. Wheeler 1930-2-22 2 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SD233254  Artemisia dracunculus Jane Tirrell 2012-8-31 LS 170 Los Angeles Transverse Ranges: San Gabriel Mountains region: South side of California State Route 2 in culvert at mile marker 66;43, approx. 1.5 mi E of Islip Saddle. Culvert beside highway. 2224 Comment
  SBBG11028  Artemisia nesiotica R. Moran 1958-9-15 6833 Los Angeles cyn 1.8 mi SE of Eel Pt 100 Comment
  RSA730177  Artemisia tridentata R. G. Swinney 1998-9-4 6895 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06 2241 Comment
  RSA0059644  Arthrocnemum subterminale R. F. Thorne, Percy C. Everett 1965-5-11 34569 Los Angeles Behind North Beach at Little Harbor, Santa Catalina Island. Comment
  OBI35057  Arundo donax Eric Wise 1983-10-21 1847 Los Angeles Growing alongside Hwy 1, 0.9 mi S of Decker Cyn rd in the Broad Beach area of Malibu, CA. Growing on W side of the hwy Comment
  RSA594293  Arundo donax L. C. Wheeler 1967-7-30 10246 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Trail Canyon. 518 Comment
  IRVC26361  Asclepias californica A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26046 Los Angeles Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park NE end of Santa Susana Mtns. 366 Comment
  POM3355  Asclepias eriocarpa E. L. Brown 1893-06 s.n. Los Angeles Open fields, Pasadena Comment
  RSA0104729  Asclepias eriocarpa R. G. Swinney 2008-7-24 9271 Los Angeles San Gabriel Mtns.: Waterman Mountain. 2412 Comment
  UCR162588  Asclepias eriocarpa Anuja Parikh, Nathan Gale 2004-7-14 2087 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 25), ridges north of upper Potrero Canyon 427 Comment
  UCR223350  Asclepias eriocarpa R. G. Swinney 2009-7-29 11417 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  SEINET10895307  Asclepias eriocarpa Louis C. Wheeler 1970-8-3 Wheeler s.n. 1970 Los Angeles San Gabriel Mountains. Messenger Flat 1768 Comment
  SBBG27172  Asclepias fascicularis V. Duran 1933-8-11 3547 Los Angeles South Fk Big Rock Crk 1524 Comment
  SBBG44991  Asclepias fascicularis V. Duran 1933-8-11 3547 Los Angeles South Fk Big Rock Crk 1524 Comment
  RSA69912  Asclepias vestita F. W. Peirson 1928-6-3 7950 Los Angeles roadside, N slope of Pinyon Ridge, betw Rock Creek and Big Pines, San Gabriel Mts. 1372 Comment
  UCR193454  Asclepias vestita R. G. Swinney 1999-6-18 7290 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  UC1605466  Asparagus asparagoides Tim Ross 1993-4-23 6928 Los Angeles 235 m nw of Thompson Dam (sw part of Santa Catalina Island, in Middle Canyon, along Middle Canyon Road where it crosses over a northerly tributary); Santa Catalina Island, Middle Canyon 181 Comment
  SD153120  Asphodelus fistulosus Steven A. Junak 1996-5-17 SCl 481 Los Angeles San Clemente Island, northeast end of island, east of airfield runways, at edge of terrace east of intersection of Perimeter Road and road to Dolphin Bay, just south of Camera Pad 'Naddo'. 57 Comment
  UCR198322  Aspidotis californica Christopher Vellema 2001-1-19 102 Los Angeles Verdugo Mtns, Glendale, Pomeroy Canyon, along side fire road next to creek 341 Comment
  RSA686313  Aspidotis californica L. C. Wheeler 1932-2-11 444 Los Angeles Foothills of San Gabriel Mountains. 2 miles N Thompson Creek Dam 670 Comment
  CAS-BOT-BC180497  Astragalus brauntonii A. Davidson 1906-6-1 s.n. Los Angeles Sherman Comment
  IRVC28126  Astragalus didymocarpus A. C. Sanders 2003-5-1 26259 Los Angeles SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property Western San Gabriel Mtns. 396 Comment
  SD186190  Astragalus didymocarpus A. C. Sanders, Mark Elvin, et al. 2003-4-14 25970 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain. 351 Comment
  CAS-BOT-BC182851  Astragalus douglasii Le Roy Abrams; E. A. McGregor 1908-7-5 636 Los Angeles [Swartout] Swarthout Canyon, desert slopes of the San Gabriel Mountains 1828 Comment
  UCR103764  Astragalus douglasii David Charlton 1989-6-10 3209 Los Angeles Tehachapi Mtns., Tejon Pass, [Tejon Post Rd] Gorman Post Rd., 1 mile [S]SE of Gorman, alkali spring at the electric substation. 1098 Comment
  UCR187216  Astragalus douglasii A. C. Sanders 2006-4-25 32186 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  CAS-BOT-BC182945  Astragalus filipes Ernest C. Twisselmann 1964-6-10 9624 Los Angeles Old Highway 101, 0.5 mile northwest of Gorman 1188 Comment
  SBBG68296  Astragalus gambelianus R. Hoffmann 1931-5-3 Los Angeles Bouquet Cyn Comment
  RSA415563  Astragalus lentiginosus var. variabilis Anstruther Davidson 1926-5-26 s.n Los Angeles Near Llano? Comment
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Aug 8 2010
  RSA0034535  Astragalus leucophyllus D. Dunlop 1977-3-16 191 Los Angeles Rancho Palo Verdes. Comment
  SEINET945171  Astragalus leucopsis Lewis S. Rose 1949-1 49107 Los Angeles U. S. Highway 101, coastal 5 mi. e. of Ventura Co. line Comment
  SD47447  Astragalus miguelensis Ira L. Wiggins 1949-2-22 11960 Los Angeles San Clemente Island, northern end, on sand dunes Comment
  RSA515091  Astragalus nevinii Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 801 -1 Los Angeles San Clemente Island: Main dune area at Darter Road, NW part of the island. Comment
  SDSU7616  Astragalus nevinii M. R. Beauchamp 1967-1-28 150 Los Angeles San Clemente Island Comment
  RSA0006851  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1882-10 1117 Los Angeles Ballona Rancho near Santa Monica Comment
  RSA3490  Astragalus trichopodus C. B. Wolf 1932-5-9 s.n Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  SEINET10484098  Astragalus trichopodus subsp. leucopsis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4805 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  SD31170  Astragalus trichopodus var. lonchus Edith A. Purer 1931-2-21 Los Angeles Palos Verdes hills Comment
  SBBG68410  Astragalus trichopodus var. phoxus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SEINET1004484  Astragalus trichopodus var. phoxus A. C. Sanders 2005-1 29875 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, northeast rim Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  UCR125917  Astragalus trichopodus var. phoxus A. C. Sanders, Mark Elvin 2002-6-19 25198 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  UC1601731  Atriplex unknown 1905-1-30 Los Angeles Pico Hts. Comment
  OBI70694  Atriplex canescens subsp. canescens Louis C. Wheeler 1956-9-15 7240 Los Angeles San Gabriel Mts. Caldwell Lake Comment
  CHSC95347  Atriplex confertifolia LeRoy Gross 2005-5-19 2307 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. Between 20th Street West and Sierra Highway. Started at Ave A, then walked south. 722 Comment
  HSC4327  Atriplex confertifolia C. S. Apperson 1966-4-16 Los Angeles 10 mi. from Sierra Hwy. W on D Ave. Comment
  RSA452425  Atriplex confertifolia Anstruther Davidson 1926-8-1 s.n. Los Angeles Mojave Desert. Comment
  UCR246747  Atriplex halimus R. E. Riefner Jr. 2007-9-23 07- 405 Los Angeles South Coast, Palos Verdes Peninsula, Palos Verdes Drive West, vicinity of Bluff Cove to Malaga Cove 98 Comment
  CAS-BOT-BC26321  Atriplex johnstonii Carl B. Wolf 1930-12-23 1821 Los Angeles at Playa del Rey. Upper Sonoran Zone. 30 Comment
  UCR214603  Atriplex lentiformis A. C. Sanders, Dan S. Cooper 2010-4-30 38123 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA133434  Atriplex lentiformis subsp. breweri P. H. Raven, H. J. Thompson 1959-9-6 14384 Los Angeles At mouth of Malibu Creek 12 Comment
  SBBG96787  Atriplex lentiformis subsp. breweri T. Ross, S. Boyd 1990-6-6 2887 Los Angeles Piru Ponds 644 Comment
  CLARK-A1528-2525  Atriplex lentiformis subsp. breweri John C. Roos 1948-9-15 Los Angeles Santa Monica Comment
  SDSU19644  Atriplex pacifica Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2201 Los Angeles San Clemente Island, ca. 0.7 mile north-northwest of South Point, along ridge. 152 Comment
  CAS-BOT-BC176361  Atriplex parryi Roxana S. Ferris 1918-6-12 913 Los Angeles In streets, Lancaster Comment
  RSA704708  Atriplex semibaccata Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2089 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  UC54950  Atriplex semibaccata H. P. Chandler 1902-9-9 2020 Los Angeles roadside near Ballona Lagoon; near Ballona Lagoon Comment
  SEINET3127525  Atriplex serenana G. B. Grant 1904-8-5 85 /6341 Los Angeles Pasadena Comment
  RSA65345  Atriplex serenana F. W. Peirson 1923-10-7 4162 Los Angeles Bouquet Canyon, where Los Angeles Aqueduct crosses Santa Clara River. Comment
  UC55964  Atriplex serenana var. davidsonii Geo. B. Grant April 1902 3660 Los Angeles Los Angeles Comment
  SBBG107  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA678490  Atriplex watsonii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 150 Los Angeles San Clemente Island. North Head (NE side). Lower terrace slopes. 12 Comment
  UC1234641  Atriplex watsonii Peter H. Raven 1962-4-11 17255 Los Angeles on sandy beach due w Wall 2, San Clemente Island (San Clemente Island); San Clemente Island 9 Comment
  RSA535700  Atriplex watsonii T. S. Ross 1991-5-22 5439 Los Angeles San Clemente Island, Spray [Point]. W side of island about 5300 N of Eel Point; coastal terrace 5 Comment
  CAS-BOT-BC146036  Avena barbata A. J. McClatchie 1895-4-1 s.n. Los Angeles Pasadena. Comment
  RSA3480  Avena barbata C. B. Wolf 1932-5-9 3423 Los Angeles Santa Catalina Island; Avalon. 8 Comment
  UCR165238  Avena barbata A. C. Sanders, Helen Kennedy 2005-4-13 29480 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
  RSA0113376  Avena fatua LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7554 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR256870  Avena fatua R. G. Swinney 2010-6-8 13216 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA385413  Avena sativa F. R. Fosberg 1931-3-31 S- 4425 Los Angeles Avalon, Santa Catalina Island. Comment
  UC1922751  Avena sativa Valerie L. Soza, Laura Moore 2000-5-10 846 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. Near 34deg 14' 31.5'' N 118deg 18' 6.9'' W T2N R14W NE/4, SW/4 sec. 2 Comment
  RSA472105  Baccharis glutinosa M. B. Dunkle 1928-10-7 1993 Los Angeles Middle Ranch Gorge 46 Comment
  RSA0008308  Baccharis malibuensis James Henrickson 1991-9-11 22450 Los Angeles 6 (air) miles nw of Malibu, 1.2 miles nw of w end of Malibu Lake on the north eastern edge of a flat-toped hill 228 Comment
  RSA612188  Baccharis pilularis L. C. Wheeler 1971-11-22 s.n. Los Angeles San Gabriel Mountains: Buck Canyon off Little Tujunga Comment
  SBBG94235  Baccharis pilularis subsp. consanguinea M. B. Dunkle 1928-10-17 2021 Los Angeles Howland's Comment
  CAS-BOT-BC98171  Baccharis salicifolia Carl B. Wolf 1932-5-10 3508 Los Angeles Santa Catalina Island, Avalon Canyon, above the last almond orchard 121 Comment
  RSA608054  Baccharis salicifolia L. C. Wheeler 1931-2-7 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash Comment
  SBBG39528  Baccharis salicifolia L. S. Rose 1969-12-30 69117 Los Angeles Franklin Cyn 213 Comment
  SFV5525  Baccharis salicifolia W. A. Kelley Mar 1969 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  CATA1402  Baccharis salicina Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2544 Los Angeles Santa Catalina Island: Lower road to Salta Verde Beach 15 Comment
  RSA66070  Barbarea orthoceras F. W. Peirson 1922-7-5 3166 Los Angeles Big Pines Meadow, north side of San Gabriel Mountains 2072 Comment
  RSA128058  Bassia hyssopifolia P. H. Raven, H. J. Thompson 1959-9-6 14365 Los Angeles Salt marsh at mouth of Malibu Creek. 3 Comment
  UCR127388  Bassia hyssopifolia A. C. Sanders, Mark Elvin 2002-8-7 25560 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  LA31634  Bassia hyssopifolia Peter H. Raven; Henry J. Thompson 1959-9-6 14365 Los Angeles Santa Monica Mountains, Malibu Creek, mouth of creek 3 Comment
  UC118112  Berberis nevinii Dr. J. C. Nevin Los Angeles Comment
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Dec 3 2011
  SD233721  Berula erecta A. C. Sanders, Mark Elvin 2002-6-25 25294 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. Comment
  CDA2993  Beta vulgaris T. C. Fuller 1981-4-1 20349 Los Angeles Ballona Marsh, 200 meters north of 431 East Culver Blvd., Playa del Rey 0 Comment
  UCR218022  Bidens frondosa A. C. Sanders, Dan S. Cooper 2010-8-5 38540 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA0042125  Bidens pilosa Nancy Hamlett 2014-6-13 s.n. Los Angeles Bernard Field Station, Claremont. About 50 m north of Foothill Blvd. fence. About 100 m east of entering drive. 369 Comment
  SFV15596  Bloomeria crocea K. C. Molina 1992-5-9 6 Los Angeles Verdugo Mountains Northeast slope of Verdugo Mountains along Whiting Woods fire trail. 550 Comment
  SBBG72277  Boechera arcuata R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA0128742  Boechera californica Robert M. Perkins 1937-4-2 310 Los Angeles San Gabriel Canyon. Comment
  CATA1793  Bothriochloa barbinodis Benjamin E. Carter, Tony Summers 2012-8-16 6977 Los Angeles Santa Catalina Island: Below Lasso Loop, between Ben Weston Point and China Point 40 Comment
  SD67607  Bothriochloa barbinodis Leroy Abrams 1903-3-11 3110 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  UCR51492  Bougainvillea glabra A. C. Sanders 1987-12-4 7580 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport and Pershing Dr 38 Comment
  UCR195295  Bowlesia incana Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1183 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, near junction of Green Verdugo fire road from 210 Fwy and road to Green Verdugo Reservoir 473 Comment
  RSA544537  Bowlesia incana Tim Ross, E. Kellogg 1992-4-12 6128 Los Angeles San Clemente Island: 129 degrees SE, 525m distant from Vista, near head of Grove Canyon. 518 Comment
  SBBG108983  Bowlesia incana S. A. Junak 1997-3-7 SCl 739 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 426 Comment
  UCSB33281  Boykinia rotundifolia Wilken, Dieter 1965-7-25 Los Angeles North Fork of San Gabriel River about 1 ndle north of West Fork confluence 762 Comment
  RSA177666  Brachypodium distachyon R. F. Thorne, Percy C. Everett 1965-5-11 34532 Los Angeles Santa Catalina Island: E side of Catalina Harbor 46 Comment
  UCR210019  Brassica geniculata R. G. Swinney 2008-12-2 9908 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  UCR25120  Brassica kaber O. F. Clarke 1973-5-28 s.n. Los Angeles San Gabriel Valley, north side of Pomona Freeway, Diamond Bar Exit 220 Comment
  CAS-BOT-BC30312  Brassica nigra Peter H. Raven; Henry J. Thompson 1959-5-5 14133 Los Angeles Santa Monica Mountains. Muholland Highway. 1 mile west of Las Virgenes Road. Malibu Lake drainage. 274 Comment
  RSA0084246  Brassica nigra L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Between Little Tujunga and Oliver Canyons 556 Comment
  RSA660840  Brassica nigra Ann Williams 1992-5-7 15 -92 Los Angeles Grande Vista Dr., 1.25 mile off Beverly Dr. at top rim of Sycamore canyon. Whittier. 152 Comment
  SFV5500  Brassica rapa W. A. Kelley 1966-3-12 s. n. Los Angeles San Fernando Valley North Hollywood. Lot near Riverside Drive and Whitsett. 190 Comment
  UCD114824  Brassica rapa Gordon Pilone 1960-3-16 5 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  UCR23555  Brassica rapa John C. Roos 1941-2-17 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  RSA482914  Brassica rapa Howard Mullins 1931-3-19 s.n. Los Angeles Los Angeles. Comment
  UCR119834  Brickellia californica Jeremiah George 2001-7-20 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Forrestal Quarry, open space north of Forrestal Dr. near the boundary with Rolling Hills 244 Comment
  SEINET7379428 Image available Brickellia californica E. Braunton 730 Los Angeles Sherman Comment
  LA31691  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-31 14723 Los Angeles Santa Monica Mountains, Mandeville Canyon, 5.8(?) mi N of Sunset Blvd 365 Comment
  SEINET11861394  Brickellia nevinii J. F. Bright, Wyman, C. 1931-8-15 5687 Los Angeles around Hollywood Comment
  RSA0035084  Brodiaea capitata Elwood Fordham 1951-3-18 s.n. Los Angeles Topanga, Anerson Pl. 274 Comment
  RSA0085068  Brodiaea filifolia Pam DeVries 2001-5-18 s.n. Los Angeles San Gabriel Mountains Foothills: Glendora area. In or near Wildwood Canyon. 463 Comment
  RSA0085064  Brodiaea filifolia Robert Kessler 1892-05 3418 Los Angeles Foothills N. of Glendora, Los Angeles. Comment
  RSA698759  Bromus carinatus LeRoy Gross, P. Morton 2004-6-10 1369 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  SD30977  Bromus carinatus Edith A. Purer 1931-2-21 163 Los Angeles Palos Verdes Hills; field Comment
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Jul 10 2010
  RSA0030744  Bromus carinatus var. carinatus Orlando Mistretta 1995-6-21 1823 Los Angeles San Gabriel Mountains: Emma section, lower Little Rock Creek drainage. Along road near Guard Station. 960 Comment
  SBBG19156  Bromus catharticus var. catharticus M. A. Piehl 1963-12-8 631118 Los Angeles lower edge of active dune along W end of airfield runway, West Cove 18 Comment
  POM296909  Bromus diandrus Lyman Benson 1945-5-11 11707 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  RSA623758  Bromus diandrus Arthur R. Kruckeberg 1940-3-29 138 Los Angeles Occidental College, back of Occidental nursery. Comment
  RSA715122  Bromus diandrus Daisie Huang 2006-3-9 60309 -2 Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  UC1131179  Bromus diandrus H. A. Jensen 1933-4-10 285 Los Angeles Hollywood Lake 243 Comment
  UC934047  Bromus diandrus H. L. Cogswell 1951-5-8 91 Los Angeles 2/3 mi n of San Dimas Foothill County Park (just n of small hill) 448 Comment
  UCR259186  Bromus diandrus R. G. Swinney 2010-4-28 12381 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  CAS-BOT-BC155386  Bromus hordeaceus Peter H. Raven 1959-4-4 13976 Los Angeles Santa Monica Mountains. Point Dume. Near house beyond point. 21 Comment
  UC1922373  Bromus hordeaceus Gary Kovnat with LeRoy Gross 2003-2-16 31 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCR205049  Bromus hordeaceus R. G. Swinney 2008-3-31 8583 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA0029481  Bromus hordeaceus Mark L. Hoefs, Steven A. Junak 1999-5-20 3045 Los Angeles Santa Catalina Island: Near road between Black Jack Campground and Airport Road [by mine shaft]. 488 Comment
  UCR192654  Bromus inermis R. G. Swinney 1999-8-16 7638 Los Angeles San Gabriel Mtns., c. 1/4 mile east of Blue Ridge Campground on ski run 2427 Comment
  SBBG131576  Bromus madritensis S. A. Junak 2000-4-15 SCa 1214 Los Angeles ridgeline between 2 cyns (one on E side of rd, one on W side), 0.4 mi from Divide Rd, location of bird transect #1 457 Comment
  SEINET235744 Image available Bromus madritensis Scott D. White 1997-5-8 5095 Los Angeles San Gabriel Mts. San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 366 Comment
  UCR177622  Bromus madritensis LeRoy Gross, Valerie Soza 2001-6-6 441 Los Angeles Los Angeles Basin region:, Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 427 Comment
  RSA623787  Bromus madritensis subsp. madritensis Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  SBBG128257  Bromus madritensis subsp. rubens M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-20 3041 Los Angeles near rd between Black Jack Cmpgrd and Airport Rd (by mine shaft) 487 Comment
  POM183391  Bromus marginatus Anonymous s.n. Los Angeles Santa Monica Mountains Comment
  UCR43353  Bromus marginatus David Charlton 1986-6-15 228 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  UCR99487  Bromus pseudolaevipes Steve Boyd, Lauren Raz 1997-5-20 9793 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  CAS-BOT-BC161860  Bromus rubens Le Roy Abrams 1901-4-1 1207 Los Angeles Ballina Habor. Comment
  POM158255  Bromus rubens M. B. Dunkle 1928-3-31 1778 Los Angeles Little Harbor, Santa Catalina Island. 152 Comment
  RSA628954  Bromus rubens L. C. Wheeler 1968-4-26 s.n. Los Angeles Saddle immediately east of Magic Mountain Comment
  RSA654640  Bromus rubens Fred Brooks, P. Sobkowiak 1988-4-23 7 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  POM296807  Bromus stamineus Lyman Benson 1947-4-30 12348 Los Angeles Indian Hill, Claremont. 427 Comment
  RSA787528  Bromus tectorum Jane Tirrell 2012-6-6 LS 0061 Los Angeles Windy Gap 2313 Comment
  RSA0019954  Bromus tectorum Michael Horn 1991-5-7 34 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site 1463 Comment
  RSA0019958  Bromus tectorum Gary D. Cromwell, David W. Wheat 1971-5-14 661 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora. 564 Comment
  UCR92506  Bromus trinii Sheila Kee 1995-5-15 s.n. Los Angeles Western San Gabriel Mountains, Bee Canyon just above Santa Clara River, east of Canyon Country, between the Antelope Valley Fwy and Soledad Canyon Road, 0.5 mi NE of Lang sideing 540 Comment
  LA91495  Calandrinia ciliata Bruce Douglas Clayton; Greg Shaw 1972-4-15 96 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, upper canyon entrance. 585 Comment
  RSA117127  Calandrinia ciliata Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  RSA533954  Calandrinia maritima Timothy S. Ross, Orlando Mistetta, Mike Hammitt 1991-5-18 5211 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  RSA158269  Callitriche marginata P. H. Raven 1962-4-12 17328 Los Angeles San Clemente Island: Wilson Cove 76 Comment
  SD90428  Callitriche marginata Robert F. Thorne 1966-4-17 36088 Los Angeles San Clemente Island; muddy margin of small reservoir between Boulder & Horton, northeast side of island. 490 Comment
  LA82368  Calochortus albus O. H. Kappler; 1940-5-19 20 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  JEPS103712 Image available Calochortus catalinae J. Andrews 1994-1 94101 Los Angeles Triunfo Pass, Malibu 627 Comment
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May 31 2008
  LA22336  Calochortus catalinae F. R. Fosberg; 1932-5-6 8167 Los Angeles Santa Catalina Island, Santa Catalina Island, Hill near Avalon Comment
  UC1872970  Calochortus catalinae John Knapp, Denise Knapp 2003-4-13 9 Los Angeles Catalina Island. 44 Comment
  UCR65200  Calochortus catalinae F. R. Fosberg 1931-4-2 S- 04456 Los Angeles Channel Islands, Santa Catalina Island, divide between Hamilton and Descanso Canyons 250 Comment
  RSA725205  Calochortus kennedyi var. kennedyi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -44 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR191264  Calochortus palmeri R. G. Swinney 1998-7-2 6203 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA369034  Calochortus plummerae M. B. Dunkle 1933-7-11 3636 Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  UCR139007  Calochortus splendens L. C. Wheeler 1947-6-13 6516 Los Angeles San Gabriel Mountains, mesa south of San Antonio Canyon [near San Bernardino Co. line] Comment
  SEINET3885382  Calochortus venustus Bonnie C. Templeton 1931-5-17 1212 Los Angeles Bouquet Canyon San Gabriel Mts.; 0 Comment
  UC1929306  Calochortus weedii var. intermedius Scott D. White, Justin Wood 2008-6-4 12056 Los Angeles Puente Hills; NW of Turnbull Canyon. SCE powerline corridor at tower 27 and adjacent access road. 348 Comment
  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
  SD75618  Calystegia macrostegia M. B. Dunkle 1939-4-6 7291 Los Angeles San Clemente Island; Mosquito Harbor. Comment
  LA99487  Calystegia macrostegia subsp. cyclostegia Hisao P. Arai; 1957-5-7 sn Los Angeles Faculty Hill U.C.L.A. Campus Comment
  UCD126092  Calystegia macrostegia subsp. intermedia Gerald Dickinson 1962-5-8 30 Los Angeles Top of Saddle Peak and Stunt Road. Santa Monica Mts. 670 Comment
  RSA563855  Calystegia macrostegia subsp. macrostegia Scott D. White 1992-10-8 900 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA0094553  Calystegia occidentalis subsp. fulcrata Richard G. Swinney 2011-6-6 15006 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA596025  Calystegia peirsonii T. S. Ross, J. Mark Porter 1995-5-4 8447 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC1794938  Calystegia peirsonii R. K. Brummitt and S. D. Boyd 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of powerhouse below Drinkwater Res 485 Comment
  SBBG70391  Camelina microcarpa E. Rockwell -May-1920 127 Los Angeles Glendale 182 Comment
  RSA729727  Camissonia R. G. Swinney 1999-6-18 7329 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  CAS-BOT-BC168152  Camissonia bistorta A. C. Sanders 2003-5-22 26825 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  LA26067  Camissonia californica Mildred E. Mathias; 1957-4-4 3159 Los Angeles 2743 Comment
  UCR222778  Camissonia californica R. G. Swinney 2009-5-6 10659 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  RSA652374  Camissonia campestris Marion P. Harthill 1974-4-22 1659 Los Angeles Mojave Hwy. & N4. Comment
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Jan 4 2012
  UCR270501  Camissonia campestris R. G. Swinney 2011-5-26 14850 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UC566276  Camissonia campestris subsp. campestris A. D. Gifford 1935-3-25 500 Los Angeles 2 mi from mouth; Tejon Quadrangle, Kings Canyon 1036 Comment
  UCR217711  Camissonia cheiranthifolia A. C. Sanders, Dan S. Cooper 2010-8-5 38546 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA454029  Camissonia cheiranthifolia subsp. suffruticosa E. S. Spalding 1923-5-3 s.n. Los Angeles Manhattan Beach. Comment
  RSA72258  Camissonia cheiranthifolia subsp. suffruticosa F. W. Peirson 1921-2-26 2579 Los Angeles Beach 1 mile east of Topango [Topanga]. Comment
  VVC3370  Camissonia contorta Tim Thomas 1973-4-24 11 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
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Jun 24 2020
  UCR127637  Camissonia graciliflora Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2915 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA186682  Camissonia guadalupensis subsp. clementina Peter H. Raven 1964-4-18 18772 Los Angeles San Clemente Island, Raven 17628 X Guadalupe Island, Moran & Ernst 6737 (Progenies) Comment
  RSA747773  Camissonia hirtella Scott D. White, Justin M. Wood 2009-5-6 12671 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  POM50608  Camissonia lewisii L. R. Abrams 1899-03 300 Los Angeles Ballona Harbor Comment
  RSA305699  Camissonia micrantha Mark Hoefs 1973-4-6 131 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 305 Comment
  RSA682504  Camissonia micrantha Scott D. White, Michael Honer 2003-5-7 9202 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  UCR247506  Camissonia micrantha Dan S. Cooper 2013-3-7 313- 57 Los Angeles Western Transverse Range; Hollywood Hills, Griffith Park; sandy roadside at edge of Los Angeles Zoo, near Zoo Dr. 143 Comment
  RSA213413  Camissonia robusta M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  CAS-BOT-BC160516  Camissoniopsis guadalupensis subsp. clementina Peter H. Raven 1962-7-12 18023 Los Angeles San Clemente Island. Near point at east end of Northwest Harbor 30 Comment
  UC20489  Camissoniopsis hirtella Harley P. Chandler 1897-4-7 Los Angeles foothills Claremont 701 Comment
  CATA3351  Camissoniopsis robusta Amy Catalano 2017-4-18 056 Los Angeles Santa Catalina Island: Hillside NNE of house #102 in Middle Ranch, about 120 meters from the house 260 Comment
  UCR187276  Capsella bursa-pastoris A. C. Sanders 2006-4-18 32096 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA530953  Capsella bursa-pastoris B. C. Templeton 1932-6-19 4933 Los Angeles Big Pines Park, San Gabriel Mountains. 2091 Comment
  UC55783  Capsella bursa-pastoris H. M. Hall April, 1903 3728 Los Angeles near Los Angeles; Southern California Comment
  SFV19342  Cardamine californica J. N. Hogue, C. Solek 2005-4-8 237 .1 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. Glen Canyon. 670 Comment
  CDA6815  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  RSA0097523  Carex R. G. Swinney 2011-9-27 15710 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
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Feb 19 2020
  UCR203109  Carex R. G. Swinney 2001-8-27 8108 Los Angeles San Gabriel Mountains, Cortelyou Spring c. 0,5 mi east of the junction of Hwy 2 and Hwy 39, north side of Hwy 2 2073 Comment
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Sep 12 2018
  RSA0045414  Carex Wendy Boes, Andrew Wheeler 2009-7-13 2009 -047 Los Angeles San Grabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA0110582  Carex alma R. G. Swinney 2011-6-15 15198 A Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  RSA364676  Carex alma F. H. Elmore 1936-5-27 s.n. Los Angeles Near Big Pines. Comment
  UCD169234  Carex alma R. G. Swinney 2008-9-10 9423 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek. 1463 Comment
  CAS-BOT-BC17673  Carex alma Louis Wheeler 1933-11-5 1897 Los Angeles San Gabrile Mountains. San Dimas Canyon. 533 Comment
  RSA586455  Carex alma Orlando Mistretta 1994-6-21 1377 Los Angeles San Gabriel Mountains. Santiago Canyon. Drainage northwest of Pacifico Mountain. 1890 Comment
  CAS-BOT-BC21774  Carex hassei H. E. Hasse 1901-6-1 s.n. Los Angeles Near the head of west fork of San Gabriel River. Comment
  SEINET10647592  Carex hookeriana Hermann E. Hasse Hasse s.n. Los Angeles Brackish flats. Comment
  SD43381  Carex scopulorum Darley F. Howe 1947-3-22 Los Angeles Topango Canyon; stream bed Comment
  RSA656249  Carex spissa Steve Archer 1977-5-20 12 Los Angeles Verdugo Mountains: Dead-end street near (last canyon) where the 210 Freeway and La Tuna Canyon meet, La Crescenta 273 Comment
  UCR192860  Carex subfusca R. G. Swinney 1998-7-14 6427 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  RSA577445  Carex triquetra L. C. Wheeler 1934-3-23 2460 Los Angeles San Dimas Canyon 426 Comment
  SD90280  Carex tumulicola Robert F. Thorne 1973-4-11 42804 Los Angeles San Clememte Island; in moist gully leading into Middle Ranch Canyon. 427 Comment
  SEINET9120519  Carpobrotus edulis J. Dice 1983-1 377 Los Angeles San Clemente Island. South edge of storage buildings at former air-field. 266 Comment
  SEINET3079362 Image available Castilleja angustifolia var. dubia Norman C. Cooper 1948-4-21 2667 Los Angeles Littlerock 762 Comment
  UCR175044  Castilleja applegatei Holly Summers 2006-6-4 s.n. Los Angeles San Gabriel Mountains, 2 miles north of Foothill Blvd. on Angeles Crest Highway (Hwy 2), near Brown Canyon 701 Comment
  UCR259163  Castilleja applegatei R. G. Swinney 2010-6-23 13363 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  UCR200006  Castilleja applegatei subsp. martini Valerie Soza, Mariam Sidibeh 2003-3-26 1606 Los Angeles Transverse Ranges; Verdugo Mountains, North side of La Tuna Canyon, eastern end of Verdugo Crestline Drive 625 Comment
  RSA547484  Castilleja applegatei subsp. martinii Tim S. Ross, Orlando Mistretta 1992-7-24 6759 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA589223  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2923 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  RSA682122  Castilleja applegatei subsp. martinii Valerie L. Soza, Bill Hogshead 2003-5-6 s.n. Los Angeles On Chantry Flat Road (2N41) from Picnic Ground to the north end of Santa Anita Canyon Road. 610 Comment
  RSA730603  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1969-7-10 38436 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  UC998920  Castilleja exserta P. O. Schallert 1944-4-28 Los Angeles Monrovia Comment
  UC129589  Castilleja exserta subsp. exserta Geo. B. Grant 1905-4-4 885 -6462 Los Angeles Lincoln Park, Pasadena; Pasadena Comment
  RSA483721  Castilleja exserta subsp. exserta Richard Noyes, L. Arnseth 1988-4-30 515 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA400550  Castilleja foliolosa N. C. Cooper 1949-4-19 3624 Los Angeles Newhall. 457 Comment
  SBBG39237  Castilleja foliolosa R. Moran 1941-3-9 689 Los Angeles Middle Ranch 250 Comment
  SBBG66888  Castilleja foliolosa R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  UC1280784  Castilleja foliolosa H. E. McMinn 1924-7-25 1322 Los Angeles Catalina Island Comment
  UCR47669  Castilleja grisea D. C. Michener, R. M. Beauchamp 1982-9-26 4096 Los Angeles San Clemente Island, First terrace above Sun Rock, west of Pyramid Point, east mouth of canyon SE of [Triangulation Point] Guds 15 Comment
  UCR256587  Castilleja linariifolia Anuja Parikh, Nathan Gale 2011-6-7 3422 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 3.9 km west of State Hwy 14, 1.8 km SW of California Aqueduct 1040 Comment
  CHSC83974  Castilleja miniata John Dittes 1990-6-20 137 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. On creek bank. 1493 Comment
  RSA631367  Castilleja miniata subsp. miniata Louis C. Wheeler 1967-9-4 10686 Los Angeles San Gabriel Mountains: Ravine south of Camp Lupine, Prairie Fork. 2043 Comment
  RSA729726  Castilleja miniata subsp. miniata R. G. Swinney 1999-6-18 7326 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA226002  Castilleja minor subsp. spiralis Robert F. Thorne, C. W. Tilforth 1971-6-29 40659 -B Los Angeles San Gabriel Mountains, Angeles National Forest: Lttle Rock Creek, just below Little Rock Forestry station, 1/2 mi. below Little Rock Dam 945 Comment
  RSA622839  Castilleja minor subsp. spiralis Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  RSA81474  Castilleja minor subsp. spiralis F. W. Peirson 1951-9-1 211 Los Angeles Arroyo Seco, Pasadena Comment
  UCR209137  Castilleja minor var. stenantha R. G. Swinney 2008-6-24 9095 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  CHSC14025  Castilleja subinclusa subsp. subinclusa L. M. Mayer; I. J. Mayer 1974-4-10 161 Los Angeles On Bouquet Canyon Rd. ca 4 1/2 mi e of intersection with Sierra Pelona Rd. Comment
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Feb 28 2006
  SD215668  Castilleja subinclusa subsp. subinclusa Steve Boyd, Timothy S. Ross 1997-3-21 9229 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon 1195 Comment
  UC1012095  Castilleja subinclusa subsp. subinclusa Francis W. Pennell 1940-4-18 25136 Los Angeles e of Gorman (Route 99) 1127 Comment
  UCR256586  Castilleja subinclusa subsp. subinclusa Anuja Parikh, Nathan Gale 2011-6-6 3419 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 5.0 km west of State Hwy 14, 1.6 km SW of California Aqueduct 1063 Comment
  UC1536924  Caulanthus coulteri Gordon H. True Jr. 1935-3-6 61 Los Angeles Three Points Road s Neenach; s of Neenach 975 Comment
  UCR99476  Caulanthus coulteri var. coulteri Steve Boyd, Lauren Raz 1997-3-14 9183 Los Angeles Liebre Mtns., Lower southeastern flank of Bald Mtn, near head of Liebre Gulch, due west of Sandberg 1213 Comment
  CAS-BOT-BC40219  Caulanthus lasiophyllus Robert F. Thorne; Arthur Charles Gibson 1971-5-22 39752 Los Angeles San Gabriel Mountains. Angeles National Forest. Fish Canyon. 396 Comment
  CAS-BOT-BC47766  Ceanothus David Dreyer 1967-2-19 s.n. Los Angeles San Gabriel River canyon 426 Comment
  SD90324  Ceanothus arboreus Robert F. Thorne 1970-3-5 39368 Los Angeles Santa Catalina Island, Cherry Valley 60 Comment
  UC449688  Ceanothus arboreus I. J. Condit 1908-6-29 40 Los Angeles Cataline Island Comment
  UCSB3853  Ceanothus arboreus Gill, Robert 1959-4-2 Los Angeles Pomona College Campus, south of Bridges Auditorium 365 Comment
  RSA0114182  Ceanothus arboreus Steven A. Junak 2000-3-31 SCa- 1148 Los Angeles Santa Catalina Island. Above road to White's Landing, ca. 0.3 mi from intersection w/Airport Road, just downslope from Airport Road. 412 Comment
  RSA398829  Ceanothus cordulatus F. R. Fosberg 1931-8-10 S- 5629 Los Angeles Mt. Islip, near summit, San Gabriel Mountains. 2440 Comment
  CAS-BOT-BC48723  Ceanothus crassifolius Alice Eastwood 1919-6-20 9042 Los Angeles Mt. Wilson Comment
  RSA592171  Ceanothus crassifolius Louis C. Wheeler 1967-5-2 9275 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles County firearms closure map. 396 Comment
  UCSB3860  Ceanothus crassifolius Kamb, Peter 1947-2-1 Los Angeles Colby Canyon, San Gabriel Mts 1219 Comment
  RSA0017026  Ceanothus crassifolius L. R. Abrams 1901-4-5 1364 Los Angeles San Fernando Mts. Comment
  RSA588140  Ceanothus greggii var. vestitus Orlando Mistretta 1994-5-23 1233 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  CAS-BOT-BC50570  Ceanothus leucodermis Ernest C. Twisselmann 1959-6-2 5327 Los Angeles Summit of Liebre Mountain 1706 Comment
  POM293091  Ceanothus leucodermis Lyman Benson 1946-4-10 12009 Los Angeles Claremont. 351 Comment
  RSA399006  Ceanothus leucodermis H. E. Hasse, Anstruther Davidson 1906-6-1 1503 Los Angeles Big Rock Creek. 1524 Comment
  RSA584845  Ceanothus leucodermis Tim S. Ross 1993-6-1 7348 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 762 Comment
  RSA779991  Ceanothus leucodermis R. G. Swinney 2009-6-24 11228 Los Angeles summit of Granite Mountain 1988 Comment
  LA212338  Ceanothus leucodermis Lee Haines; 1935-7-9 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Fern Canyon. Comment
  RSA399007  Ceanothus leucodermis Anstruther Davidson 1891-4-5 s.n. Los Angeles River side [more specific information not given]. Comment
  SEINET13946001 Image available Ceanothus megacarpus Peter H. Raven 1959-1 13788 Los Angeles Santa Monica Mountains. 34 deg. N, 118-119 deg. W. Beverly Glen Canyon 2.6 miles N of Sunset Boulevard. Elevation 700 Comment
  RSA0113443  Ceanothus megacarpus var. insularis Steven A. Junak 1999-5-21 SCa- 995 Los Angeles Santa Catalina Island. Back on E side of Coffee Pot Canyon, just W of road, N facing stream bank. 421 Comment
  RSA399724  Ceanothus oliganthus Geo. L. Moxley 1917-4-2 1826 Los Angeles Aliso Canyon, near Chatsworth. Comment
  POM310390  Ceanothus oliganthus var. oliganthus Margaret Hardinge 1946-3-11 143 Los Angeles Big Dalton Canyon. 457 Comment
  UCSB39355  Ceanothus oliganthus var. oliganthus Stone, M. 1977-5-29 Los Angeles 2.5 miles up Chantry Flats Road, San Gabriel Mtns. 518 Comment
  CAS-BOT-BC63349  Ceanothus spinosus S. B. Parish; W. F. Parish 1882-1-1 909 Los Angeles unspecified. Comment
  CLARK-A1528-3901  Ceanothus spinosus Alfred R. Roos 1948-4-9 Los Angeles Santa Monica Mountains Comment
  LA42087  Ceanothus spinosus M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA398943  Ceanothus spinosus Ora M. Clark 1929-2-3 1496 Los Angeles Topango [Topanga] Canyon Comment
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May 29 2014
  UC310499  Centaurea benedicta Philip A. Munz 1926-5-3 10813 Los Angeles Pomona Junction 304 Comment
  UCR61037  Centaurea cyanus R. G. Swinney 1989-8-25 s.n. Los Angeles San Gabriel Mtns., Glendora, base of the San Gabriel Mountains, c. 100 meters n. of Blue-bird Truck Rd., c. 200 meters w. of San Dimas Expt. For. boundary, s. of Big Dalton Cyn. Wilderness Park 795 Comment
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Mar 7 2013
  SBBG54246  Centaurea melitensis F. C. Boutin 1967-4-23 1633 Los Angeles Wilson Cove Comment
  LA91518  Centaurea melitensis Bruce Douglas Clayton; Greg Clayton 1972-5-13 118 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak E of canyon overlook 594 Comment
  POM199567  Centaurea melitensis Fordyce Grinnell Jr. 1903-6-27 s.n. Los Angeles Arroyo Seco, Pasadena. Comment
  RSA0011601  Centaurium exaltatum Orlando Mistretta, Christine Mistretta 2011-6-14 5686 Los Angeles Northern edge of San Gabriel Mountains, along Southern California Edison (SCE) transmission line corridor, 2.02 air miles S of SCE substation at Vincent, 1.49 miles N of Aliso Cyn Rd., W of Angeles Forest Hwy. 1208 Comment
  UC444841  Centaurium venustum I. J. Condit Los Angeles San Dimas Comment
  RSA724516  Centaurium venustum K. Dobry 1992-10-25 d- 1078 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA724517  Centaurium venustum K. Dobry 1992-10-25 d- 1081 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  UC741167  Centaurium venustum Muriel F. Wheeler 1938-6-13 975 Los Angeles 0.5 mi ne San Dimas County Park; San Dimas Wash 360 Comment
  RSA755832  Cercocarpus betuloides R. G. Swinney 2008-10-7 9492 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  CAS-BOT-BC142162  Cercocarpus betuloides var. betuloides Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  UC466611  Cercocarpus betuloides var. betuloides Geo. B. Grant 1901-8-2 158 Los Angeles Pasadena; Pacific Coast, Coast Ranges, Pasadena Comment
  UC481490  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1931-8-3 Los Angeles 1 mi e of Palmer Canyon (San Antonio Mountains); San Antonio Mountains 609 Comment
  SD60279  Cercocarpus betuloides var. betuloides C. B. Wolf 1932-10-4 4222 Los Angeles Santa Catalina Island. West slope above road in back of St. Catherine Hotel, Avalon. 22 Comment
  CAS-BOT-BC137235  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36874 Los Angeles Santa Catalina Island: in Wild Boar Gully 121 Comment
  CAS-BOT-BC147720  Cercocarpus betuloides var. traskiae Peter H. Raven 1962-5-20 17775 Los Angeles Santa Catalina Island: Avalon Canyon about 1 mile south of Avalon Comment
  CAS-BOT-BC279514  Chaenactis artemisiifolia Geo. B. Grant 1904-6-15 166 Los Angeles Pasadena Comment
  RSA710756  Chaenactis artemisiifolia Valerie L. Soza, Bill Hogshead 2003-4-23 1636 Los Angeles Brand Park, Brand Canyon. 381 Comment
  UCR127154  Chaenactis artemisiifolia A. C. Sanders, Mark A. Elvin 2003-6-18 26959 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
  POM183624  Chaenactis artemisiifolia Joseph A. Ewan 1929-5-25 s.n. Los Angeles W of Griffith Park Comment
  UCR222740  Chaenactis fremontii R. G. Swinney 2009-4-29 10609 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA680540  Chaenactis glabriuscula Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9606 Los Angeles Liebre Mountains: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  UCR155654  Chaenactis glabriuscula A. C. Sanders, T. B. Salvato 2005-4-26 29684 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
  SFV3809  Chaenactis glabriuscula P. M. Kennamer 1959-5-25 s. n. Los Angeles San Fernando Valley Pacoima. Near corner of Herrick Street and Park Avenue. On south side of Herrick Street, 100 feet from Park Avenue. 305 Comment
  CAS-BOT-BC277334  Chaenactis glabriuscula var. glabriuscula F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 Comment
  SBBG65569  Chaenactis glabriuscula var. glabriuscula R. Hoffmann 1929-5-22 Los Angeles Del Sur to Elizabeth Lake Comment
  CAS-BOT-BC277821  Chaenactis santolinoides Timothy S. Ross; Steve Boyd 1990-5-23 2621 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1719 Comment
  CAS-BOT-BC277829  Chaenactis santolinoides Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Hwy. 2 near Camp Valcrest, San Gabriel Mts. 1828 Comment
  RSA641680  Chaenactis santolinoides Orlando Mistretta 1993-6-2 847 Los Angeles San Gabriel Mountains: Viscinity of Mt. Baden Powell. Near Vincent Gap, north slope of Mt. Baden Powell above Vincent Gulch. 2042 Comment
  RSA729664  Chaenactis santolinoides R. G. Swinney 1998-7-2 6254 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA0106775  Chaenactis stevioides R. G. Swinney 2011-5-31 14929 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
  RSA497603  Chaenactis xantiana A. C. Sanders 1988-4-3 7746 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA587249  Chaenactis xantiana Orlando Mistretta 1994-5-13 1197 Los Angeles San Gabriel Mts; Little Rock Creek, slopes E of creek opposite confluence with Kitter Canyon 1067 Comment
  UCR259077  Chaenactis xantiana R. G. Swinney 2010-5-19 12779 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCD130443  Chaenactis xantiana Daryl Koutnik; Bruce Holguin 1978-4-1 228 Los Angeles about 4 miles west of Fairmont Resevoir on road to Lake Hughes. 944 Comment
  UCR80039  Chaetopappa lyonii D. L. Koutnik 1992-10-25 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., on a knoll NW of intersection of Mulholland Hwy & Westlake (Decker) Rd, c. 1/4 mi. west of Westlake. Comment
  RSA597284  Chamaesyce albomarginata T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fitsch 1990-6-22 3738 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. 1707 Comment
  POM2856  Chamaesyce melanadenia D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora foothills Comment
  RSA549243  Chamaesyce serpens Scott D. White 1992-10-9 943 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA527755  Cheilanthes newberryi Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4324 Los Angeles San Clemente Island. E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCR250249  Chenopodium album R. F. Thorne 1970-10-15 41872 Los Angeles Claremont: Rancho Santa Ana Botanic Garden 366 Comment
  RSA423247  Chenopodium ambrosioides B. C. Templeton 1934-10-13 4812 Los Angeles Los Angeles River Comment
  UCR259158  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 bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  UCR282519  Chenopodium berlandieri Mitch Provance, Tegan Provance 2017-9-30 917- 08 Los Angeles San Gabriel Mountains / Mojave Desert Transition, Pallet Creek, S side of Pallet Creek Rd., 1.3 miles W of Valyermo Rd. 1146 Comment
  RSA606943  Chenopodium botrys L. C. Wheeler 1946-9-1 6333 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/4 mile westerly from confluence with North Fork. 502 Comment
  RSA624125  Chenopodium botrys L. C. Wheeler 1936-7-4 4213 Los Angeles 1 mile northeast of Glendora 304 Comment
  SEINET5764404 Image available Chenopodium californicum Unknown 1904-1 167 a Los Angeles Pasadena Comment
  RSA0112064  Chenopodium californicum Steven A. Junak 2000-5-6 SCa- 1275 Los Angeles Santa Catalina Island. Just W of Upper Quarry Road, above Empire Landing, ca. 2.0 mi. W of intersection w/road to housing at Empire Landing. 292 Comment
  SBBG89157  Chenopodium californicum A. C. Sanders, E. J. Lawlor 1988-4-3 7743 Los Angeles SW end of the Tehachapi Mtns, 1 mi NW of Gorman on a gasline road, 0.4 mi above the old highway. 1280 Comment
  RSA478535  Chenopodium murale F. R. Fosberg 1931-4-2 S 4458 Los Angeles Santa Catalina Island. Descanso Canyon. 30 Comment
  CDA3065  Chenopodium murale T. C. Fuller 1968-5-13 17012 Los Angeles 8100 S. Vista Del Mar, Playa Del Rey. 0 Comment
  UCR66734  Chenopodium pumilio L. C. Wheeler 1932-7-2 00894 Los Angeles San Gabriel Mtns., San Dimas Canyon 457 Comment
  UCR217342  Chenopodium rubrum David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  SEINET4044527  Chlorogalum pomeridianum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 167 Comment
  UCR252559  Chlorogalum pomeridianum R. G. Swinney 2010-6-21 13250 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  CAS-BOT-BC179032  Chorizanthe brevicornu var. brevicornu Timothy S. Ross 1991-4-27 4698 Los Angeles Black Butte: rocky easterly and NE slopes. 1082 Comment
  UCR280534  Chorizanthe perfoliata R. G. Swinney 2014-4-10 16028 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CAS-BOT-BC244735  Chorizanthe staticoides Le Roy Abrams 1901-4-3 1274 Los Angeles Santa Monica Mts. 243 Comment
  RSA303937  Chorizanthe staticoides James R. Shevock 1971-5-11 1053 Los Angeles Old Sierra Highway near Soledad Junction 518 Comment
  RSA682515  Chorizanthe xanti var. xanti Scott D. White, Michael Honer 2003-5-7 9207 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  POM82890  Cicuta bolanderi H. E. Hasse 1890-07 s.n. Los Angeles [Unspecified] Comment
  POM352151  Cirsium occidentale var. californicum L. E. Hoffman, R. S 1929-5-14 s.n. Los Angeles Pacoima Canyon Comment
  RSA0070684  Cirsium occidentale var. californicum Timothy S. Ross, Peter W. Fritsch 1990-6-20 3676 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  RSA0059661  Cirsium occidentale var. occidentale P. A. Munz 1923-4-12 6981 Los Angeles San Clemente Island. Common on grassy slope above Casa Blanca. 30 Comment
  CDA7423  Cirsium vulgare Hibbs 1957-8-6 Los Angeles 17100 Bloomfield. 0 Comment
  CAS-BOT-BC438747  Cistanthe monandra C. F. Baker 1909-3-20 5259 Los Angeles Claremont Comment
  RSA466594  Cistanthe monandra Samuel R. Tyson 1942-5-5 s.n. Los Angeles San Dimas Canyon 610 Comment
  RSA165713  Cistanthe monandra Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Radio Towers, Liebre Mountain. 1768 Comment
  RSA0116828  Cistus incanus R. G. Swinney 2010-8-11 13488 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA648039  Clarkia bottae Orlando Mistretta 1992-7-13 679 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCD104363  Clarkia bottae John Ingrum 1997-5-4 35 Los Angeles Santa Monica Mountains, Mulholland Dr., ca. 200m E of Tinidad Drive. Comment
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May 21 2014
  RSA580313  Clarkia cylindrica subsp. cylindrica Tim S. Ross, Steve D. Boyd 1994-5-24 7869 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  UCR190260  Clarkia dudleyana R. G. Swinney 2000-5-21 7781 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon Rd., 1 mile south of junction with Hwy 39 at Rincon Station 915 Comment
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Mar 16 2017
  UCSB4293  Clarkia dudleyana Wilson, Richard 1958-5-16 Los Angeles 24 miles west of Palmdale; on U.S. 6 Mint Canyon area 762 Comment
  LA45510  Clarkia epilobioides W. O. Griesel; 1936-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, near summit Decker Road. Comment
  UCR131402  Clarkia purpurea Alison Lipman 1998-6-9 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
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Mar 15 2016
  RSA458839  Clarkia rhomboidea L. E. Hoffman 1929-6-23 17103 Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  RSA580189  Clarkia unguiculata Tim S. Ross, Steve D. Boyd 1994-5-25 7938 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA586679  Clarkia xantiana subsp. parviflora Orlando Mistretta, Mark A. Elvin 1995-5-10 1704 Los Angeles San Gabriel Mts. Bare Mountains Canyon. West Fork. 1250 Comment
  RSA466952  Claytonia exigua subsp. exigua H. E. Hasse, Anstruther Davidson 1906-6-5 1508 Los Angeles Big Rock Creek. Comment
  UCR190435  Claytonia parviflora R. G. Swinney 2000-5-6 7672 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  RSA779212  Claytonia perfoliata R. G. Swinney 2009-6-8 11079 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA466683  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1929-3-23 2072 Los Angeles Middle Ranch, Santa Catalina Island. Comment
  OBI36522  Claytonia perfoliata subsp. mexicana Mark Schneider 1973-1 s.n. Los Angeles Figueroa Mtn Comment
  CAS-BOT-BC91388  Clematis lasiantha Louis C. Wheeler 1932-7-2 886 Los Angeles East Fork San Dimas Canyon, San Gabriel Mountains. 914 Comment
  UCSB12510  Clematis ligusticifolia Breedlove, Dennis 1961-8-4 Los Angeles near Peavine Campground; 3 mi W of Wrightwood on Big Pines Highway; San Gabriel Mtns 1828 Comment
  RSA440833  Cleome isomeris Reid V. Moran 1941-3-2 668 Los Angeles South of Wilson's Harbor, Santa Catalina Island. 25 Comment
  RSA79815  Collinsia callosa F. W. Peirson 1921-6-15 2443 Los Angeles Chilao, San Gabriel Mountains. 1646 Comment
  RSA0117383  Collinsia parryi F. W. Peirson 1923-5-21 3514 Los Angeles Fish Canyon, San Gabriel Mountains. 732 Comment
  RSA0064472  Colocasia R. G. Swinney 2010-9-1 13648 Los Angeles Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  RSA11378  Comarostaphylis diversifolia subsp. planifolia Katherine Kneen 1933-4-12 s.n. Los Angeles Santa Monica Mountains: Topango [Topanga] Canyon Comment
  UCR125769  Commelina benghalensis A. C. Sanders 2003-5-26 26842 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA714799  Conium maculatum A. C. Sanders 2003-6-18 26932 Los Angeles Western Transverse Range/Santa Clara River Watershed: in mouth of Off-haul Canyon ca. 1 mile west of Mayo Spur between San Martinez Grande Canyon and the Ventura Co. line, north of Hwy 126, Newhall Ranch. 305 Comment
  UCR95188  Convolvulus simulans T. S. Ross 1995-5-21 8604 Los Angeles San Clemente Island, near head of Chenetti Canyon, just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft. SSE of Rest triangulation point (1336 ft.) 354 Comment
  RSA0060883  Conyza bonariensis R. G. Swinney 2010-8-16 13562 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA187691  Conyza canadensis R. F. Thorne 1966-9-14 36663 Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  LA97398  Cordylanthus rigidus subsp. setiger Kei Nakai; 1976-7-7 TCSP 2 21 76 Los Angeles 396 Comment
  UCR263062  Coreopsis bigelovii Mitch Provance 2008-4-14 408- 05 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  UC485342  Coreopsis gigantea C. F. Millspaugh 1920-1-22 4630 Los Angeles Bird Rock Santa Catalina Island, Bird Rock Comment
  LA205798  Corethrogyne filaginifolia A. M. Johnson; 1928-3-13 185 Los Angeles Del Rey Hills Comment
  UC178859  Corethrogyne filaginifolia Katharine Brandegee Los Angeles Ravenna Comment
  UC895239  Corethrogyne filaginifolia Carl B. Wolf 1932-10-6 4244 Los Angeles w side Avalon; Santa Catalina Island 60 Comment
  UCR220349  Coronopus didymus R. G. Swinney 2009-4-13 10316 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCR223703  Cortaderia selloana R. G. Swinney 2009-6-12 11114 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA595365  Cotoneaster pannosus Louis C. Wheeler 1970-1-4 s.n. Los Angeles San Gabriel Mountains. Santa Anita Canyon, just upstream from Winter Creek. 549 Comment
  CAS-BOT-BC287266  Cotula australis Elizabeth McClintock 1961-11-25 s.n. Los Angeles Northridge, NW part of San Fernando Valley Comment
  CATA89  Cotula coronopifolia Peter Henrikson 1987-4-17 67 Los Angeles Santa Catalina Island: Small reservoir southwest of Haypress Reservoir 396 Comment
  RSA0091544  Crassula connata R. G. Swinney 2011-5-26 14882 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
  SBBG119352  Crassula connata V. Soza with L. Gross 2001-4-18 1138 Los Angeles between Little Santa Anita and Santa Anita Cyns 716 Comment
  SBBG95421  Crassula connata M. B. Dunkle 1929-4-21 2139 Los Angeles Rock Springs Cyn Comment
  UC831109  Crassula connata var. erectoides F. R. Fosberg 1931-3-20 S 4313 Los Angeles mouth of Hamilton Canyon; Santa Catalina Isl., Hamilton Canyon 2 Comment
  CATA530  Crocanthemum scoparium Sara L. Crockett 1997-4-29 683 Los Angeles Santa Catalina Island: 30 m W of end of unnamed road, 0.4 mile beyond jct. with road leading to Bulrush Canyon/Salta Verde, near barbed-wire fence line 451 Comment
  UC450896  Crocanthemum scoparium var. vulgare F. A. MacFadden 1931-4-10 2582 Los Angeles Tejunga Canyon 426 Comment
  UC73466  Crocanthemum scoparium var. vulgare Miss E. D. Palmer 1904-11-1 Los Angeles vicinity Los Angeles Comment
  CAS-BOT-BC175830  Crossosoma californicum E. R. Blakley 1963-4-7 5518 Los Angeles Middle Ranch Canyon ca. 1 mi. above Middle Ranch, Santa Catalina Island 228 Comment
  POM219970  Crossosoma californicum F. R. Fosberg 1932-5-5 8119 Los Angeles Canyon above Villa Park. Avalon, Catalina Island 40 Comment
  RSA233624  Crossosoma californicum R. F. Thorne 1970-3-5 39366 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  PASA689  Croton californicus Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  UC57570  Croton californicus J. H. Barber 1898-2-22 368 Los Angeles beach n Sta. Monica Comment
  CAS-BOT-BC190124  Crypsis schoenoides Timothy S. Ross; Steve Boyd 1994-9-21 8329 Los Angeles Liebre Mountains. Cow Spring Pond. Sag pond on the San Andreas Fault Zone at the N foot of Liebre Mountain and on the S side of West Oakdale Canyon drainage. 1155 Comment
  RSA0115810  Crypsis schoenoides Steven A. Junak 1999-9-11 SCa- 1098 Los Angeles Santa Catalina Island. W side of upper Buffalo SPrings reservoir. 433 Comment
  RSA91855  Crypsis vaginiflora F. W. Peirson 1906-7-19 1572 Los Angeles Inglewood. Comment
  RSA747351  Cryptantha barbigera R. G. Swinney 2008-5-8 8801 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA587342  Cryptantha circumscissa Orlando Mistretta 1992-5-4 220 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UCR190013  Cryptantha clevelandii R. G. Swinney 1998-7-30 6596 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  UCD119640  Cryptantha clevelandii Robert F. Thorne; M. Z. Thorne 1973-2-12 42470 Los Angeles Santa Catalina Island, north of Marine Science Station at Fisherman's Cove. 45 Comment
  UCR143254  Cryptantha clevelandii var. florosa F. R. Fosberg 1932-3-28 10620 Los Angeles Southern Coast, hills between Del Rey and El Segundo 25 Comment
  RSA0113230  Cryptantha corollata R. G. Swinney 2011-3-29 14274 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
  RSA705036  Cryptantha micrantha Gary D. Wallace, M. Wallace 1983-5-20 2079 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  RSA524630  Cryptantha micrantha var. lepida T. S. Ross, Steve D. Boyd 1990-5-17 2598 Los Angeles Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1613 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
  RSA0113366  Cryptantha microstachys LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7516 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR273402  Cryptantha microstachys R. G. Swinney 2011-4-26 14482 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA0088582  Cryptantha muricata R. G. Swinney 2010-5-11 12683 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  RSA0092501  Cryptantha muricata R. G. Swinney 2011-6-22 15246 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  RSA0098632  Cryptantha muricata R. G. Swinney 2010-9-7 13712 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UC284279  Cryptantha muricata P. A. Munz 1923-5-27 6873 Los Angeles Rock Creek San Gabriel Mts. 1295 Comment
  UCR108171  Cryptantha muricata M. E. Siqueiros D. 1997-3-29 4383 Los Angeles NW corner of Mills Ave., and Foothill Blvd., Claremont 412 Comment
  UCR191741  Cryptantha muricata A. C. Sanders 2008-4-23 35094 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR204892  Cryptantha muricata R. G. Swinney 2008-3-31 8596 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA587335  Cryptantha muricata Orlando Mistretta 1992-05 211 Los Angeles San Gabriel Mountains: Little Rock Creek. Alimony Ridge. 1463 Comment
  UCR270032  Cryptantha muricata var. denticulata R. G. Swinney 2011-3-22 14175 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA756625  Cryptantha muricata var. jonesii Orlando Mistretta, Christine Mistretta 2008-4-17 2485 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  RSA0079216  Cryptantha muricata var. muricata Scott D. White, Kent Hughes 2000-5-17 7878 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA0079599  Cryptantha muricata var. muricata A. C. Sanders, A. Thompson 2003-4-15 25987 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. 305 Comment
  SBBG125852  Cryptantha muricata var. muricata A. Parikh, N. Gale 2010-6-1 3242 Los Angeles Sierra Pelona 3.9 km W of State Hwy 14, 1.9 km SW of California Aqueduct; E Liebre Mts 1070 Comment
  UCR93298  Cryptantha muricata var. muricata T. S. Ross, Steve Boyd 1994-5-4 7628 Los Angeles San Gabriel Mtns., San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; c. 600 m SW of summit of grade; c. 2460 m ESE of Grass Mtn summit 1076 Comment
  POM368260  Cryptantha nevadensis var. rigida Robert Gustafson 1978-6-1 982 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  RSA11062  Cryptantha oxygona C. B. Wolf 1928-3-29 1568 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  JEPS67802  Cryptantha pterocarya Frank W. Peirson 1919-6-14 477 Los Angeles Rock Creek San Gabriel Mountains 1691 Comment
  RSA0039258  Cryptantha pterocarya Ed Kentner, Onkar Singh 2014-4-4 369 Los Angeles Western Mojave Desert, approx. 3.3 km northeast of Valyermo along Bob's Gap Road approx. 1.6 km southeast of the aqueduct 1126 Comment
  RSA0078947  Cryptantha pterocarya var. pterocarya Steve Boyd 1986-3-30 1499 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA0019770  Cryptantha simulans Orlando Mistretta, Christine Mistretta 2011-6-23 5752 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  RSA159348  Cryptantha traskiae P. H. Raven 1962-4-11 17282 Los Angeles All over large dune on coast north of a point due west of Wall 2, San Clemente Island 9 Comment
  NY16764  Cupressus macrocarpa G. B. Grant 1905-4-10 250-- 6493 Los Angeles At Pasadena Comment
  UCR261319  Cuscuta R. G. Swinney 2010-3-13 11892 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  CAS-BOT-BC224475  Cuscuta californica Le Roy Abrams 1902-7-5 1560 Los Angeles Azusa Comment
  CAS-BOT-BC224488  Cuscuta californica Henry J. Thompson; Peter H. Raven 1959-6-4 14327 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  IRVC26209  Cuscuta californica A. C. Sanders, Kim Marsden 2003-6-20 26986 Los Angeles Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  LA212016  Cuscuta californica Duncan Bell; Caitlin Elam 2013-6-24 5239 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; East Fork of the San Gabriel River between Allison Gulch and Rattlesnake Canyon. 740.0 Comment
  RSA409690  Cuscuta californica Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  UCR256232  Cuscuta californica R. G. Swinney 2010-6-4 13042 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA598273  Cuscuta campestris R. G. Swinney 1989-6-25 s.n. Los Angeles Big Dalton Canyon, in and near Glendora Wilderness Park , Big Dalton Canyon. Big Dalton Debris basin 365 Comment
  SD39901  Cuscuta campestris Edith A. Purer 1933-10-7 5586 Los Angeles El Segundo Comment
  UCR217700  Cyclospermum leptophyllum A. C. Sanders, Dan S. Cooper 2010-8-5 38548 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  CAS-BOT-BC114759  Cyperus alternifolius Louis C. Wheeler 1933-10-7 2170 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  UCR179245  Cyperus eragrostis R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon 1.4 mi. east of Glendora Mountain Road 442 Comment
  RSA0115097  Cyperus eragrostis Steven A. Junak 2000-7-1 SCa- 1369 Los Angeles Santa Catalina Island. At NW side of reservoir. 329 Comment
  UCR197193  Cyperus involucratus Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 662 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  UC57100  Cyperus niger Ernest Braunton Aug 1902 654 Los Angeles Oak Knoll Comment
  SBBG130604  Cyperus odoratus S. A. Junak 2000-10-12 SCa 1409 Los Angeles N side of Thompson Reservoir 195 Comment
  CAS-BOT-BC114051  Cyperus squarrosus Joseph Cook (Rev.) Nevin 1882-1-1 s.n. Los Angeles San Juan Hot Springs. Comment
  UCR181154  Cytisus striatus R. E. Riefner Jr. 2006-6-12 06- 239 Los Angeles Transverse Range, East of Sunland, Verdugo Mountains, north side of 210 Freeway c. 0.6 mi west of La Tuna Canyon Rd. intersection 475 Comment
  RSA584176  Dactylis glomerata Timothy S. Ross, Steve Boyd 1990-5-15 2529 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  HSC24451  Datisca glomerata R. F. Thorne 1969-7-2 38216 Los Angeles San Gabriel Mtns., Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  RSA230221  Datisca glomerata R. F. Thorne 1969-7-2 38326 Los Angeles Angeles National Forest; Cedar springs ca. 1/2 mile E of Kratka ridge along Angeles Crest Hwy 2072 Comment
  RSA431660  Datisca glomerata M. Vincent 1962-7-5 266 Los Angeles Old Topanga Canyon Road, .5 mi. W of Topanga Canyob Blvd. Comment
  RSA657924  Datura wrightii J. Keeling 1980-6-1 39 Los Angeles South side of Big Tujunga Canyon Road, 1/2 mile east of Mt. Gleson intersection, Tujunga 549 Comment
  CATA144  Daucus pusillus Peter Henrikson 1987-5-21 107 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 335 Comment
  LA82091  Daucus pusillus O. H. Kappler; 1944-6-11 675 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR147755  Daucus pusillus Valerie Soza, Laura Moore 2000-5-30 969 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  HSC47200  Deinandra clementina M. B. Dunkle 1939-5-28 8113 Los Angeles E side, Santa Barbara Island Comment
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May 16 2012
  SBBG34796  Deinandra clementina S. A. Junak with M. L. Hoefs 1998-6-12 SCa 722 Los Angeles just W of N end of Catalina Harbor, just upslope from powerline 36 Comment
  SBBG54247  Deinandra clementina F. C. Boutin 1967-4-24 1705 Los Angeles Wilson Cove Comment
  UC1215184  Deinandra clementina Peter H. Raven 1962-5-7 17575 Los Angeles Wilson Cove San Clemente Island, Wilson Cove 45 Comment
  UC1375366  Deinandra clementina C. Davidson 1971-5-7 1522 Los Angeles Catalina Is. Isthmus Cataline Harbor Catalina Is. Isthmus Comment
  UC480889  Deinandra clementina R. L. Pendleton 1909-7-2 1357 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  UC1584722  Deinandra fasciculata Tim Ross and Annette Ross 1991-6-3 5537 Los Angeles southerly slope Elephant Hill; west Pomona 304 Comment
  CAS-BOT-BC294072  Deinandra kelloggii David D. Keck 1933-9-19 2534 Los Angeles Brea Canyon, 3 mi. N. of Orange County line Comment
  UC1980265  Deinandra minthornii Naomi Fraga, Duncan Bell 2009-10-15 3158 Los Angeles Transverse Ranges; Santa Susana Mountains region: Simi Hills. North slope of Simi Peak. Comment
  SD230180  Delairea odorata Louis C. Wheeler 1968-12-15 Los Angeles San Gabriel Mountains: Millard Canyon at about the National Forest Boundary. 1509 Comment
  UCR281600  Delphinium cardinale R. G. Swinney 2014-6-5 16711 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA394505  Delphinium cardinale Anstruther Davidson 1892-6-14 s.n. Los Angeles Los Angeles area, illegible label locale. Comment
  RSA394514  Delphinium cardinale Robert L. Dressler 1949-6-19 898 Los Angeles SanDimas Wash, ca. 1 mile N of San Dimas. 671 Comment
  UC136371  Delphinium cardinale C. F. Baker 1903-7-22 3347 Los Angeles Claremont Comment
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May 26 2016
  JEPS60615  Delphinium parishii subsp. parishii J. B. Davy 1896-5-17 2485 Los Angeles Antelope Valley Comment
  UC1971147  Delphinium parishii subsp. parishii Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. Comment
  RSA715156  Delphinium parryi A. C. Sanders, Mark A. Elvin 2003-4-14 25982 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
  POM6343  Delphinium parryi M. Durant 1918-5-15 s.n. Los Angeles Claremont. Comment
  RSA398724  Delphinium parryi Geo. L. Moxley 1913-06 1931 Los Angeles Los Angeles Comment
  SBBG122088  Delphinium parryi subsp. parryi A. Parikh, N. Gale 2003-5-24 735 Los Angeles Plum Cyn, 1.2 km S of Cruzan Mesa, 2 km W of Sierra Hwy 630 Comment
  SBBG119603  Delphinium parryi subsp. parryi A. C. Sanders et al 2003-4-14 25982 Los Angeles ca. 0.4 N of Hwy 126, W of Castaic Crk and N of its confluence with the Santa Clara river, 0.6 mi S of Commerce Center Dr along Franklin Parkway 305 Comment
  SEINET4085839  Dendromecon harfordii R. Moran 1941-1 613 Los Angeles Johnson's Valley, Santa Catalina Island. 76 Comment
  LA82464  Dendromecon rigida O. H. Kappler; 1941-3-26 152 Los Angeles 609 Comment
  RSA199164  Dendromecon rigida subsp. rhamnoides Robert F. Thorne, Propst 1968-5-29 37695 Los Angeles Santa Catalina Island. On north slope of Black Jack Mountain at upper end Swain's Canyon toward Echo Lake. 396 Comment
  RSA433202  Dendromecon rigida subsp. rhamnoides M. B. Dunkle 1928-4-21 1875 Los Angeles Renton Mine Hill, Santa Catalina Island. Comment
  UC817049  Deschampsia danthonioides I. Johnston 1917-4-11 Los Angeles Nigger Slough [Laguna Dominguez] Comment
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Dec 15 2010
  RSA250386  Deschampsia elongata R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42218 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift 2378 Comment
  SBBG72162  Descurainia pinnata R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  SBBG72170  Descurainia pinnata M. N. Ackley 1928-2-12 134 Los Angeles Eaton Wash 365 Comment
  UCR121217  Descurainia pinnata June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  CAS-BOT-BC43346  Descurainia pinnata subsp. glabra Steve Boyd; Amber Maurice 2004-5-18 11312 Los Angeles Transverse Ranges. Liebre Mountains region. Atmore Meadows area. Comment
  RSA642093  Descurainia pinnata subsp. halictorum Orlando Mistretta 1995-3-24 1566 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Carr Section. Comment
  CAS-BOT-BC402263  Dicentra chrysantha F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Alpine Tavern, Mt Lowe. San Gabriel Mountains Comment
  RSA652533  Dicentra chrysantha D. Bartholomew 1961-5-8 s.n. Los Angeles Mt. Baldy Rd., across from the picnic area. Comment
  RSA134831  Dicentra ochroleuca Peter H. Raven 1960-4-2 14859 Los Angeles Santa Monica Mountains: 1.5 miles E of Las Virgenes road. 213 Comment
  RSA37394  Dicentra ochroleuca George T. Hastings 1948-7-23 s.n. Los Angeles Santa Monica Mts, along Decker road 610 Comment
  CATA1567  Dichelostemma capitatum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2835 Los Angeles Santa Catalina Island: Hillside above New York Harbor 79 Comment
  UC147997  Dichelostemma capitatum C. F. Baker 1909-3-20 5241 Los Angeles Claremont Comment
  LA21929  Dichelostemma capitatum subsp. capitatum Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  RSA747510  Dichelostemma capitatum subsp. capitatum Justin M. Wood 2009-3-13 357 Los Angeles SW corner of Claremont Blvd and Foothill Blvd. Open space area on the campus of Pitzer College. 398 Comment
  UCD64091  Digitaria sanguinalis F. W. Peirson 1917-9-1 1592 Los Angeles 1077 New York Avenue, Altadena. Comment
  CAS-BOT-BC152897  Diplacus brevipes I. M. Johnston 1918-5-15 s.n. Los Angeles Claremont Comment
  CATA844  Distichlis spicata Mark L. Hoefs 1991-6-26 1444 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  UC625036  Distichlis spicata F. R. Fosberg 1931-5-14 4871 S Los Angeles Middle Ranch Canyon, near mouth of Cape Canyon Comment
  RSA392732  Dodecahema leptoceras Anstruther Davidson 1914-05 2978 Los Angeles San Fernando Comment
  LA81921  Dodecatheon clevelandii O. H. Kappler; 1941-2-9 87 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR204436  Dodecatheon clevelandii R. G. Swinney 2003-5-12 8202 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  UCD65155  Dodecatheon clevelandii subsp. insulare G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7758 Los Angeles CATALINA ISLAND: slopes of Black Jack Mt., locally common in grassy clearings. 450 Comment
  SD90346  Dodecatheon redolens Robert F. Thorne, J. Dourley 1967-10-10 37352 Los Angeles San Gabriel Mts., Angeles National Forest: 1.5 mi. E of Dawson Saddle; in cienega, cool, moist shaded N-facing slope 2332 Comment
  UC54699  Drymocallis glandulosa var. wrangelliana L. A. Greata May 1903 313 Los Angeles Arroyo Seco Comment
  LA200115  Dryopteris arguta Lawrence L. Kiefer; 1963-6-9 546 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon 182 Comment
  SEINET3871634  Dryopteris arguta Timothy S. Ross, Steve Boyd 1994-5-10 7721 Los Angeles Warm Springs Canyon: canyon bottom and adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into elizabeth Lake Canyon. Warm springs Mountain 7.5' USGS Quadrangle.; 0 668 Comment
  RSA693692  Dryopteris arguta Donald R. Bissing 1973-2-26 8 Los Angeles Evey Canyon, 0.9 mile from canyon mouth 844 Comment
  RSA622841  Dudleya cymosa subsp. pumila L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport. 1402 Comment
  SDSU5790  Dudleya densiflora D. F. Howe 1959-6-21 2721 Los Angeles 1 mi. north of the mouth of San Canyon, on a cliff, San Gabriel Mts. Comment
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Dec 5 2014
  UCR216455  Dudleya lanceolata Nolan M. Ung 2008-5-26 035 Los Angeles San Gabriel Mountains, San Antonio Canyon above Upland, south of Mt. Baldy Village at Angeles National Forest fire station, just north of Shinn Rd., near San Bernardino Co. line 762 Comment
  SD67710  Dudleya multicaulis Louis C. Wheeler 1932-5-8 695 Los Angeles Puddingstone Dam, San Jose Hills. 299 Comment
  UCR59553  Dudleya saxosa S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct 884 Comment
  CDA36351  Echinochloa crus-galli Michael O Brien 2011-9-18 Los Angeles Malibu Coast, Topanga State Park. 0 Comment
  UCR73185  Echium candicans Scott D. White 1992-10-8 883 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
  CATA91  Ehrharta erecta Denise Knapp, Lauren K. Danner 2006-3-3 68 Los Angeles Santa Catalina Island: 106 Middle Ranch yard 200 Comment
  RSA611544  Eleocharis parishii L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road. Comment
  CATA834  Elymus condensatus Mark L. Hoefs 1991-6-26 1433 Los Angeles Santa Catalina Island: Bulrush Canyon 335 Comment
  UCD169402  Elymus glaucus R. G. Swinney 2008-7-2 9133 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  RSA0085499  Elymus glaucus subsp. glaucus R. G. Swinney 2010-8-9 13455 Los Angeles Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  RSA602321  Elymus glaucus subsp. glaucus Steve Boyd, Lauren Raz 1997-6-17 9939 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit., Near 34? 41' 19.3''N 118? 34' 28.3''W. 1597 Comment
  RSA365349  Elymus glaucus subsp. jepsonii Robin S. Rollins 1973-5-15 331 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 610 Comment
  UCD62461  Elymus multisetus B. A. Madson 1931-4-1 Los Angeles Lancaster. 762 Comment
  RSA592100  Elymus trachycaulus R. E. Riefner Jr. 1996-6-27 96 -124 Los Angeles Blackbird Ave along Lindero Cyn. Rd., at W end of LA Co. near West Lake Village Comment
  SD252257  Elymus triticoides Steven A. Junak 2000-7-1 Sca 1373 Los Angeles Santa Catalina Island: Cape Canyon. 264 Comment
  RSA652210  Emmenanthe penduliflora Jeanne Bellemin 1969-5-16 s.n. Los Angeles San Gabriel Can. at Reservoir. Comment
  UCR192573  Emmenanthe penduliflora A. C. Sanders 2008-4-10 34828 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
  CAS-BOT-BC32320  Encelia actoni Adolph Daniel Edward Elmer 1902-6-1 3724 Los Angeles unspecified Comment
  RSA0035462  Encelia californica Roxanne Smith 1991-5-5 14 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  RSA785486  Ephedra Doris Bowers 1957-4-25 38 Los Angeles Mojave Desert N/o Big Pines 1220 Comment
  POM282157  Ephedra nevadensis Lyman Benson 1932-3-25 3149 Los Angeles Grade above Valyermo. San Gabriel Mountains. 1127 Comment
  UC1871160  Ephedra nevadensis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5003 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCR255799  Ephedra nevadensis R. G. Swinney 2010-5-12 12742 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  UCR258725  Ephedra nevadensis R. G. Swinney 2010-5-19 12836 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA383899  Ephedra viridis B. C. Templeton 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA85181  Ephedra viridis F. W. Peirson 1923-5-27 3532 Los Angeles small canyon on Pinyon Ridge, Rock Creek, north slope of San Gabriel Mountains 1295 Comment
  UCR194184  Epilobium R. G. Swinney 1998-7-29 6534 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  RSA0022989  Epilobium angustifolium Duncan S. Bell, Caitlin Elam 2013-8-1 5561 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  LA206171  Epilobium canum J. A. Ewan; 1930-10-22 3435 Los Angeles Bouquet Canyon, 5 mi. above of mouth 731 Comment
  CAS-BOT-BC166217  Epilobium canum subsp. canum Francis M. Fultz 1923-11-18 1129 Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC166281  Epilobium canum subsp. canum George L. Moxley 1916-9-4 516 Los Angeles Eaton Canyon, San Gabriel Mts. Comment
  POM20622  Epilobium canum subsp. canum P. A. Munz 1923-11-8 s.n. Los Angeles Lone Hill, Glendora. Comment
  RSA588394  Epilobium canum subsp. canum Geo. L. Moxley 1917-10-5 s.n. Los Angeles Hills near Eagle Rock Comment
  CAS-BOT-BC482467  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-7 13719 Los Angeles San Gabriel Mountains: NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  RSA188511  Epilobium canum subsp. latifolium Robert F. Thorne, J. D. Olmsted 1965-8-26 35376 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  UCR209465  Epilobium canum subsp. latifolium R. G. Swinney 2008-10-10 9568 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA311281  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, M. Z. Thorne 1969-7-10 38416 Los Angeles Along Mescal Creek. 2043 Comment
  RSA573705  Epilobium ciliatum subsp. ciliatum Tim S. Ross 1990-8-17 3149 Los Angeles Upper Big Rock Creek, 120-200m N of Icy Springs 1726 Comment
  UCR270233  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-6-30 15396 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA773911  Epilobium densiflorum R. G. Swinney 2009-7-22 11346 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA229149  Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38885 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle. 2332 Comment
  UCR207972  Epipactis gigantea I. M. Johnston 1917-7-20 1746 Los Angeles Transverse Range; San Gabriel Mtns., Camp Baldy [= Mt. Baldy Village] 1220 Comment
  SBBG58832  Epipactis gigantea E. Crow 1930-6-29 Los Angeles between Camp Coldwater and Pine Flats Comment
  POM9735  Equisetum arvense Geo L. Moxley 1916-8-17 509 Los Angeles L.A. riverbed near Broadway Bridge Comment
  RSA684663  Equisetum hyemale var. affine Joseph A. Ewan 1928-08 299 Los Angeles Nichols Canyon 366 Comment
  CAS-BOT-BC57319  Equisetum laevigatum Le Roy Abrams 1901-4-8 1444 Los Angeles Los Angles River, near Tropico Comment
  POM276863  Equisetum laevigatum Lyman Benson 1945-4-13 11668 Los Angeles Little Dalton Canyon, Glendora. Drainage area Pacific slope 365 Comment
  UCD135516  Equisetum laevigatum Louis C. Wheeler 1932-7-2 890 Los Angeles San Dimas Canyon, San Gabriel Mts. 457 Comment
  LA94031  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-5-7 1999 Los Angeles 30 Comment
  LA33390  Eragrostis mexicana subsp. virescens Peter H. Raven; Henry J. Thompson 1959-10-14 14626 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  UC450962  Eremocarpus setiger F. A. MacF. June 1931 2959 Los Angeles Tuna Canyon Verdugo Hills Comment
  LA200983  Eremothera boothii subsp. decorticans Carl Wishner; 1988-3-12 1413 Los Angeles 500.0 Comment
  CAS-BOT-BC162888  Eremothera boothii subsp. desertorum E. R. Blakley 1957-5-21 B 2172 Los Angeles One mile west of Littlerock on Calif. Hwy 138 877 Comment
  UC625596  Eriastrum sapphirinum Annie M. Alexander 1939-6-26 849 Los Angeles w Victorville Comment
  RSA0122099  Eriastrum sapphirinum subsp. dasyanthum A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26284 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  RSA0123070  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1947-6-13 6518 Los Angeles San Gabriel Mountains: Mesa south of San Antonio Canyon [Los Angeles/San Bernardino counties]. Comment
  RSA620239  Ericameria cooperi B. Pitzer 1998-5-23 3739 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  CAS-BOT-BC286761  Ericameria cuneata var. cuneata Joseph Andorfer Ewan; Nesta Ewan 1936-8-16 10077 Los Angeles Shoulder of Mt. Waterman, San Gabriel Mts. 2423 Comment
  POM359349  Ericameria ericoides var. ericoides Robert Gustafson 1981-3-18 2128 Los Angeles Ballona Wetlands, Area 1. Comment
  JEPS31285  Ericameria linearifolia I. W. Clokey and B. C. Templeton 1930-4-8 4717 Los Angeles San Francisquito Canyon 700 Comment
  RSA135126  Ericameria linearifolia Peter H. Raven 1960-4-24 15126 Los Angeles Cornell Corners, Santa Monica Mts. 213 Comment
  RSA585151  Ericameria linearifolia Timothy S. Ross, Steve Boyd 1990-5-31 2736 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA587231  Ericameria linearifolia Orlando Mistretta 1994-5-11 1177 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  RSA605501  Ericameria linearifolia L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  UCR102530  Ericameria linearifolia George K. Helmkamp, E. A. Helmkamp 1997-3-6 1356 Los Angeles Tehachapi Mtns., Hills south of Gorman. Along Gorman Post Rd c. 1.1 mi. NW of Calif. Hwy 138 1128 Comment
  SJSU13620  Ericameria nauseosa var. bernardina C. W. Sharsmith 1945-9-7 5459 Los Angeles summit of Mt Waterman, San Gabriel Mts 2225 Comment
  CAS-BOT-BC299010  Ericameria nauseosa var. hololeuca Ernest C. Twisselmann 1961-10-31 6683 Los Angeles Liebre Mts: Leona Valley 929 Comment
  SD69872  Ericameria pachylepis Robert F. Thorne, D. Propst 1968-5-27 37622 Los Angeles Santa Catalina Island; Skull Canyon between Cape and Middle Canyons. 245 Comment
  SD68970  Ericameria parishii var. parishii Robert F. Thorne, M. Z. Thorne 1966-8-29 36596 Los Angeles San Gabriel Mountains, Angeles National Forest. along highway from Crystal Lake to Islip Saddle 1615 Comment
  SD90402  Ericameria parishii var. parishii R. F. Thorne, L. E. DeBuhr 1972-8-18 42235 Los Angeles San Gabriel Mountains, Angeles National Forest. Charlton Flats burn west of Mount Mooney 1645 Comment
  UC934019  Ericameria parishii var. parishii H. L. Cogswell 1951-9-1 122 Los Angeles 0.75 mi e Big Dalton Dam (Keril Canyon-Lodi Canyon divide, e edge of Plot 1); San Gabriel Mts., Keril Canyon, Lodi Canyon 883 Comment
  RSA90916  Ericameria parishii var. parishii Raymond J. Dobbs 1927-8-13 7839 Los Angeles 1.2 miles below Switzer's on old trail, north of Pasadena 944 Comment
  LA202514  Ericameria pinifolia Louis C. Wheeler; 1931-10-17 260 Los Angeles San Gabriel Mountains, Thompson Creek Wash 411 Comment
  POM359460  Ericameria pinifolia M. B. Dunkle 1933-7-11 3649 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  RSA3309  Ericameria pinifolia C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile E of Pacoima Creek Bridge on the Tujunga to San Fernando Road. 366 Comment
  RSA607971  Ericameria pinifolia L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  RSA617232  Erigeron breweri var. jacinteus LeRoy Gross 1998-8-22 50 Los Angeles Top of Mt. Baden-Powell. 2866 Comment
  CAS-BOT-BC140640  Erigeron foliosus R. G. Swinney 2008-7-16 9244 Los Angeles San Gabriel Mtns.: Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  CAS-BOT-BC296204  Erigeron foliosus var. foliosus A. J. McClatchie 1895-1-1 s.n. Los Angeles Pasadena Comment
  RSA586664  Erigeron foliosus var. foliosus Orlando Mistretta 1995-6-1 1760 Los Angeles San Gabriel Mountains: Carr Canyon. 1037 Comment
  RSA455004  Eriodictyon crassifolium var. nigrescens Fay A. MacFadden 1931-3-29 s.n. Los Angeles La Tuna Canyon, Verdugo Hills 335 Comment
  SFV22114  Eriodictyon crassifolium var. nigrescens J. M. Keefe 2001-1-19 30972 Los Angeles San Fernando Valley Big Tujunga Wash, 200 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 385 Comment
  SFV16681  Eriodictyon parryi P. Wilson, J. M. Albert 1996-6-12 3445 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 44.03, near Short Cut. 1524 Comment
  SD113479  Eriodictyon trichocalyx F. F. Gander 12 Los Angeles Claremont Comment
  UCR145175  Eriodictyon trichocalyx June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCR259595  Eriodictyon trichocalyx R. G. Swinney 2010-9-7 13697 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA0064140  Eriodictyon trichocalyx var. trichocalyx Marck Menke 2002-3-29 132 Los Angeles San Gabriel Mts., Glendora Mountain Road at a pullout north of the intersection with Glendora Ridge Road. Comment
  CHSC113767  Eriogonum R. G. Swinney 2009-6-24 11272 Los Angeles Transverse Range; San Gabriel Mtns.: summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 miles south of Pacifico Mtn. Rd. 1918 Comment
  UCR163320  Eriogonum B. G. Pitzer 1998-5-12 3706 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  UCD99684  Eriogonum angulosum A. C. Sanders 2002-8-26 25580 Los Angeles Western Transverse Range/Santa Clara River Watershed; Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon. WNW of Del Valle. 335 Comment
  RSA681920  Eriogonum baileyi var. baileyi Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9635 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  RSA632867  Eriogonum baileyi var. baileyi Robert F. Thorne, C. W. Tilforth 1971-6-29 40686 Los Angeles San Gabriel Mountains: Aliso Canyon. 854 Comment
  RSA766377  Eriogonum cinereum Joseph A. Ewan 1929-8-17 1504 Los Angeles Trancas Canyon, near Point Dume. Santa Monica Mountains. 8 Comment
  RSA0065544  Eriogonum cinereum A. E. Hersh 1950-7-15 s.n. Los Angeles About 1/4 mile from west end of Topanga Canyon. 30 Comment
  RSA0021019  Eriogonum davidsonii Duncan S. Bell, Caitlin Elam 2013-7-11 5366 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  RSA0116576  Eriogonum elongatum R. G. Swinney 2011-9-22 15690 Los Angeles San Gabriel Mountains; Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge. 1009 Comment
  LA34233  Eriogonum elongatum var. elongatum Peter H. Raven; 1959-9-27 14505 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  OBI30213  Eriogonum fasciculatum Jim Lockyer 1970-3-9 P 22 Los Angeles Collected in a cyn off of San Dimas rd N of Puddingstone Dam 381 Comment
  RSA393514  Eriogonum fasciculatum T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  RSA773292  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-24 11281 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 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
  CHSC26383  Eriogonum fasciculatum var. foliolosum Kell Jensen 1966-6-4 108 Los Angeles 1/2 mi N of Puddingstone Reservoir, N of Pomona. San Jose Hills. 320 Comment
  LA82476  Eriogonum fasciculatum var. foliolosum O. H. Kappler; 1940-6-9 45 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM2257  Eriogonum fasciculatum var. foliolosum A. Lucille Reed 1908-6-12 34 Los Angeles Claremont. 100 Comment
  UC1032052  Eriogonum fasciculatum var. foliolosum P. L. Johannsen 1934-2-13 278 Los Angeles 3/4 mi se Junction, Haskell and Bouquet Canyon; Santa Susana Quadrangle Comment
  UCR142543  Eriogonum fasciculatum var. foliolosum Michelle Manolovitz, Brian Willie 1992-4-27 001 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Valley, Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 200 feet northwest of park office. 160 Comment
  RSA581012  Eriogonum fasciculatum var. polifolium Jamie Kneitel 1994-4-28 36 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  SBBG151  Eriogonum fasciculatum var. polifolium R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR139927  Eriogonum fasciculatum var. polifolium Scott D. White 1997-5-15 5151 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
  UCR200007  Eriogonum fasciculatum var. polifolium Valerie Soza, Mariam Sidibeh 2003-3-26 1619 A Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  SD262355  Eriogonum giganteum var. giganteum Mitch Provance 2017-6-30 617 40 Los Angeles Catalina Island: Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd (Santa Catalina East 7.5'Q) 145 Comment
  CHSC69827  Eriogonum gracile Bonnie C. Templeton 1939-9-6 Los Angeles Playa Del Rey 40 Comment
  UC1032331  Eriogonum gracile Jerome S. Horton 1935-9-20 240 Los Angeles Dalton Canyon above C.C.C. Camp; Pomona Quadrangle, Dalton Canyon Comment
  UC6440  Eriogonum gracile Wm. H. Brewer 1860-12-14 67 Los Angeles in canyon Sierra Santa Monica Comment
  CATA2523  Eriogonum grande var. grande Steven A. Junak 1997-10-20 969 Los Angeles San Clemente Island: E side of island, at mouth of southernmost canyon of Bryce Canyon complex 3 Comment
  SDSU6554  Eriogonum inflatum H. Wedberg 1967-5-20 1380 Los Angeles A t roadside rest, 9 miles from Hwy 138 on the road from German to Elizabeth Lake and Palmdale. Comment
  RSA185245  Eriogonum kearneyi James L. Reveal, Caroline G. Reveal 1962-9-11 465 Los Angeles 4 miles W of the California Nevada border along Hwy 31 on the 'Pole Line Road'. 2134 Comment
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Nov 19 2013
  RSA228904  Eriogonum kennedyi var. alpigenum Robert F. Thorne 1971-8-25 41280 Los Angeles Angeles National Forest: Just N of summit of Mt. Hawkins on saddle between Hawkins and Throop Peak 2668 Comment
  RSA766494  Eriogonum microtheca var. corymbosoides Joseph A. Ewan 1936-7-27 9846 Los Angeles N. end of Table Mt., Swartout Valley. San Gabriel Mts. 2134 Comment
  RSA65909  Eriogonum nidularium F. W. Peirson 1930-5-31 8914 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  POM180963  Eriogonum ordii Ralph Hoffmann 1930-6-6 s.n. Los Angeles Liebre Station. Comment
  UCR145792  Eriogonum plumatella June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UC77709  Eriogonum roseum C. A. Purpus 40068 Los Angeles Bear Creek 609 Comment
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Mar 8 2013
  CAS-BOT-BC267602  Eriogonum saxatile H. E. McMinn 1926-7-22 1772 Los Angeles Bear Flat Trail, Mt. San Antonio Comment
  RSA489254  Eriogonum saxatile James L. Reveal, R. Broome 1987-6-25 6571 Los Angeles San Gabriel Mountians: along the Angeles Crest Highway ( California Highway 2) at milepost 47.3, 10.4 miles S of Cloudburst Summit and 0.4 mile S of Charlton Flat Campgound. 1616 Comment
  SBBG64216  Eriogonum vimineum R. Hoffmann 1928-7-7 Los Angeles 2 mi W of Lang Comment
  OBI51925  Eriophyllum confertiflorum Patricia A. Krueger 1994-5-3 11 Los Angeles San Gabriel Mtns. 8 mi on 2N25-2 from Hwy 39 Comment
  RSA545330  Eriophyllum confertiflorum Timothy S. Ross 1992-4-14 6155 Los Angeles San Clemente Island. Central E side of island; just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  SEINET13203149 Image available Eriophyllum confertiflorum R. G. Swinney 2010-1 11826 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  SFV18424  Eriophyllum confertiflorum C. Ferguson 1977-5-5 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Comment
  RSA0042219  Eriophyllum confertiflorum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2838 Los Angeles Santa Catalina Island: Bluff southeast of Rippers Cove. 6 Comment
  SEINET8687232 Image available Eriophyllum confertiflorum G. B. Grant s.n. Los Angeles Pasadena Comment
  UC1871028  Eriophyllum confertiflorum var. confertiflorum T. S. Ross, Walter Appleby 1993-5-20 7187 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle; San Fernando quad: R15W T3N, NE/4 SE/4 sect. 9; elev. ca. 3120 ft. 951 Comment
  UCR273650  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-6-1 14952 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
  POM308285  Eriophyllum confertiflorum var. confertiflorum Henry J. Ramsey, Henry J. Ramsey 1937-3-27 3098 Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC308354  Eriophyllum nevinii Reid Moran 1949-2-10 3160 Los Angeles Slope near landing, Santa Barbara Island Comment
  RSA517861  Eriophyllum pringlei Steve Boyd 1986-3-30 1517 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC31748  Eriophyllum pringlei J. Burtt Davy May 9 1896-May 24 1896 2558 a Los Angeles Manzana Antelope Valley, Manzana Comment
  UCR51043  Eriophyllum pringlei A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7767 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  RSA729004  Eriophyllum pringlei Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1968 Los Angeles Fort Tejon Road. Comment
  UCR282034  Eriophyllum wallacei R. G. Swinney 2014-4-30 16247 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
  RSA391769  Erodium botrys Jack Rempel 1932-2-22 s.n. Los Angeles El Segundo. Comment
  SBBG98681  Erodium botrys T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5170 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  CATA2008  Erodium brachycarpum Steven A. Junak, Mark Hoefs, Lisa Stratton 1998-3-21 492 Los Angeles Santa Catalina Island: Ridge on W side of Cape Canyon, S of Black Jack Peak 469 Comment
  RSA391819  Erodium cicutarium Roy R. Snelling 1977-3-19 16 Los Angeles Mojave Desert, 2 miles S of Pearblossom. 1067 Comment
  SFV20786  Erodium cicutarium L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 691 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  UC1871172  Erodium cicutarium T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4834 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
  UC56280  Erodium macrophyllum H. M. Hall 1902-5-11 3264 Los Angeles Sierra Santa Monica Comment
  RSA12394  Erodium moschatum Carl B. Wolf 1934-4-11 5606 Los Angeles Bryant Ranch E. of Long Beach on mesa. 100 ft. NE of concrete mon. 1864.92 ft. so. of NW corner of section. 15 Comment
  UC56904  Erysimum capitatum Ernest Braunton 1902-5-5 298 Los Angeles Glendora Comment
  OBI2789  Erysimum capitatum var. capitatum P. Kawabe 1968-4-27 15 Los Angeles 5 mi S of Big Pine Comment
  RSA124197  Erysimum capitatum var. capitatum E. K. Balls, P. C. Everett 1958-2-12 22864 Los Angeles SW of San Antonio Dam, north of Claremont 549 Comment
  SDSU2408  Erysimum capitatum var. capitatum D. F. Howe 1947-3-23 1521 Los Angeles Beach at El Segundo. Comment
  CAS-BOT-BC166985  Erythranthe cardinalis June Latting 1973-6-24 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek site, Fenner Canyon, north side of mountains 1768 Comment
  UC129363  Eschscholzia Geo. B. Grant 1894-3 419 a Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC154057  Eschscholzia californica A. C. Sanders; Helen Kennedy 2005-4-13 29423 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  OBI69260  Eschscholzia californica John Knapp, Denise Knapp 2003-4-13 32 Los Angeles Catalina Island 141 Comment
  RSA0068435  Eschscholzia californica R. G. Swinney 2010-8-16 13548 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA433658  Eschscholzia californica Gale Sphon 1955-4-4 s.n. Los Angeles 0.3 miles W of Beverly Glen Blvd on Mulholland Drive Comment
  SBBG16846  Eschscholzia californica K. A. Wilson 1961-3-11 980 Los Angeles Newhall, corner of Fernando Rd and 13th Street Comment
  RSA433663  Eschscholzia californica subsp. californica George B. Grant 1903-03 418 a Los Angeles Pasadena. Comment
  RSA611660  Eschscholzia minutiflora Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10090 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  UCR260372  Eucalyptus camaldulensis R. G. Swinney 2010-2-27 11664 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA0012585  Eucalyptus citriodora A. C. Sanders, D. Malueg 2001-5-17 24323 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  RSA675007  Eucalyptus globulus LeRoy Gross 2003-2-22 747 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA0084871  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-4 12557 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  SFV16070  Eucrypta chrysanthemifolia P. W. Byrne, K. Moser 1994-5-14 26 Los Angeles Santa Monica Mountains Offroad, 30 m from southwest junction between Stunt Road and Mulholland Highway. 325 Comment
  RSA589178  Eucrypta chrysanthemifolia var. bipinnatifida Tim S. Ross 1991-4-28 4774 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA752795  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert F. Thorne 1980-4-26 54142 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak. Comment
  RSA599733  Eupatorium adenophorum L. C. Wheeler 1967-12-10 s.n. Los Angeles San Gabriel Mountains: Fern Canyon, off Arroyo Seco at Brown Mountain Road. 701 Comment
  RSA0071934  Euphorbia albomarginata LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7009 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  UC1971462  Euphorbia albomarginata Louis C. Wheeler 1946-8-27 6266 Los Angeles SAN GABRIEL MOUNTAINS: Shoemaker Canyon just north of Pallett Ranch by side of Pear Blossom Highway. Comment
  RSA432463  Euphorbia crenulata Louis Greata 1901-03 s.n. Los Angeles Eagle Rock. Comment
  UCD142608  Euphorbia maculata Daryl Koutnik 1978-6-30 s.n. Los Angeles Reseda, 6922 Hesperia Avenue. 213 Comment
  CATA2011  Euphorbia peplus Steven A. Junak 1998-3-22 503 Los Angeles Santa Catalina Island: Along W side of Avalon Canyon Road, just N of entrance to Wrigley Botanical Garden 106 Comment
  LA34243  Euphorbia peplus Peter H. Raven; 1959-10-9 14612 Los Angeles University of California, West Los Angeles 129 Comment
  RSA612078  Euphorbia peplus Valerie L. Soza 1998-4-26 67 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SE of pHake Lake, N of Foothill Boulevard. [Coordinates given are] at center of BFS. 411 Comment
  UCR91382  Euphorbia peplus Scott D. White 1996-4-13 3930 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  RSA432458  Euphorbia peplus Glenn A. Gorelick 1966-4-3 s.n Los Angeles In yard in damp clay soil, 9406 Cresta Dr., Los Angeles. Comment
  CATA1926  Euphorbia serpillifolia subsp. serpillifolia Amy Catalano 2014-10-2 017 Los Angeles Santa Catalina Island: Margin of Echo Lake 393 Comment
  CDA4880  Euphorbia terracina T. C. Fuller 1967-10-23 16495 Los Angeles Botanic Garden, UCLA., Westwood. Comment
  UC1795597  Euphorbia terracina P. Davis 2002-4-15 PDR 53578 Los Angeles LAX property at 9100 S Hastings Ave. Comment
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May 30 2014
  SD230134  Festuca californica Louis C. Wheeler 1972-5-21 Los Angeles San Gabriel Mountains: Millard Canyon, just inside National Forest Boundary. Comment
  UCR187217  Festuca microstachys A. C. Sanders 2006-4-25 32184 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UCR270863  Festuca microstachys R. G. Swinney 2011-5-24 14811 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  UCR205124  Festuca myuros R. G. Swinney 2008-4-17 8686 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UCR90815  Festuca myuros A. C. Sanders, G. K. Helmkamp 1996-3-24 18020 Los Angeles Mojave Desert, Ave. 'J', 3.3 mi west of 240th St. E, just NE of Saddleback Butte. 890 Comment
  SEINET3245958  Festuca pratensis R. G. Swinney 2009-1 10857 Los Angeles Transverse Range; San Gabriel tns: Sulphur Springs Campground, streamside from campground to 300 m downstream (Waterman Mtn. 7.5') 1585 Comment
  RSA732772  Ficus carica R. G. Swinney 2000-5-10 7679 Los Angeles San Gabriel Valley: San Gabriel River bottom, c. 300 m north of Foothill Ave. in Azusa, east side of river. 183 Comment
  CAS-BOT-BC500451  Ficus microcarpa R. E. Riefner, Jr. 2015-8-23 15 -346 Los Angeles City of Los Angeles, Universal City, W side of Barham Blvd., immediately S of DeWitt Dr. 238 Comment
  RSA0088632  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15 -203 Los Angeles City of Carson, Dominguez Channel at Figueroa St. growing on S channel bank. 7 Comment
  RSA0116284  Ficus microcarpa R. E. Riefner Jr. 2015-8-2 15 -214 Los Angeles City of Alhambra, N side of 110 Freeway on E side of Garfield St. 129 Comment
  RSA721716  Ficus palmata R. G. Swinney 1995-3-11 3384 Los Angeles Glendora, western tributary of Glencoe Heights Canyon, north of Palm Dr. and c. 100 m north of city water tank, east of Harrow Canyon 457 Comment
  LA211927  Filago californica Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-13 5103 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  LA32063  Filago californica Peter H. Raven; Henry J. Thompson 1959-5-5 14152 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  UCR20357A  Filago californica Fordyce Grinnell Jr. 1921-4-3 15741 A Los Angeles San Gabriel Mtns, Pacoima Canyon, 'Santa Monica Mtns. 793 Comment
  CATA19  Foeniculum vulgare USC Wrigley Interns: Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 5 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  CATA3171  Foeniculum vulgare Amy Catalano, Julia Parish 2016-9-22 153 Los Angeles Santa Catalina Island: West End Road, crossing in Parsons Landing Canyon, on N side of road 65 Comment
  RSA628722  Forestiera pubescens R. S. Woglum 1942-5-20 3333 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  RSA636100  Forestiera pubescens Louis C. Wheeler 1953-9-12 7050 Los Angeles San Gabriel Mountains: Vincent Gap. Comment
  RSA499367  Fragaria californica Edwin Kline 1925-2-1 s.n. Los Angeles Mount Hollywood Comment
  SBBG71291  Frangula californica subsp. californica M. N. Ackley 1928-2-12 931 Los Angeles Eaton Wash 381 Comment
  CATA3177  Frankenia salina Julie L. King 2016-10-25 4 Los Angeles Santa Catalina Island: Near bathrooms at Parsons Landing 10 Comment
  LA200678  Fraxinus dipetala K. Kneen; 1933-4-12 sn Los Angeles Santa Monica Mountains, Topanga Canyon, 6 mi. from ocean on main highway 266 Comment
  RSA727616  Fraxinus dipetala R. G. Swinney 1998-4-15 6018 Los Angeles San Gabriel Mountains: bottom of Evey Canyon, 0.7 mi. west of San Antonio Canyon Rd. 793 Comment
  UCR177656  Fraxinus dipetala L. C. Wheeler 1932-6-18 835 Los Angeles San Gabriel Mountains, San Dimas Canyon 427 Comment
  RSA760684  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2008-12-6 9964 Los Angeles Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39. 256 Comment
  CDA5386  Fraxinus uhdei C. R. Tower Sep 1950 Los Angeles West bank of Rio Hondo, Montebello. 0 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-BC211011  Fraxinus velutina Joseph Andorfer Ewan 1937-8-15 10968 Los Angeles West Fork San Gabriel River, San Gabriel Mts. 518 Comment
  OBI80785  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 233 Comment
  RSA426880  Fremontodendron californicum subsp. californicum Albert J. Perkins 1915-7-26 s.n. Los Angeles Ice House Canon. Mt. San Antonio. Comment
  RSA367728  Fritillaria biflora Louis E. Hoffman 1932-2-3 s.n. Los Angeles Hermon Hills. Comment
  POM294151  Galinsoga parviflora var. parviflora J. D. Laudermills 1944-9-10 s.n. Los Angeles Orchard near Claremont. Comment
  RSA702032  Galium andrewsii Steve D. Boyd, Amber Maurice 2004-5-18 11311 Los Angeles Atmore Meadows area. Comment
  JEPS114003  Galium andrewsii subsp. intermedium Timothy S. Ross and Steve Boyd 1994-9-21 8301 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point Comment
  RSA652845  Galium angustifolium Roxanne Smith 1991-5-12 23 Los Angeles Hills about 0.6 mile south-east of Golden Springs and Diamond Bar Blvd. Comment
  SEINET11171362  Galium angustifolium D. W. Taylor 2003-5-29 18605 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road IN29 (Silver Fish Road) 1.3 miles E of the junction with Road 1N36. Azuza 869 Comment
  SEINET3157814  Galium angustifolium G. B. Grant 1901-1 488 Los Angeles Pasadena Comment
  UCR272921  Galium angustifolium Steven A. Junak 2000-7-1 SCa- 1371 Los Angeles Channel Islands, Santa Catalina Island, just southwest of Cape Canyon reservoir, upper Cape Canyon 345 Comment
  LA82081  Galium angustifolium subsp. angustifolium O. H. Kappler; 1940-7-1 65 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  RSA578102  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1994-5-31 7700 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
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May 16 2017
  RSA732848  Galium angustifolium subsp. angustifolium R. G. Swinney 2001-5-18 7936 Los Angeles 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
  SBBG125219  Galium angustifolium subsp. angustifolium A. Parikh, N. Gale 2010-6-28 3367 Los Angeles ridge between Fish and Sawpit cyns, 0.4 km SE of White Saddle, 1.1 km NW of Mount Bliss 985 Comment
  RSA632130  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  POM9745  Galium angustifolium subsp. gabrielense F. W. Peirson 1919-6-7 7677 Los Angeles Cow Canyon divide, San Antonio Creek Region 1372 Comment
  SD215715  Galium aparine Edith A. Purer 1911-5-11 6556 Los Angeles Malibu Road, Santa Monica Mountains Comment
  RSA3716  Galium aparine var. echinospermum Carl B. Wolf 1932-5-11 3563 Los Angeles Santa Catalina Island. Canyon above the road, Fourth o' July Cove. 30 Comment
  CATA778  Galium catalinense Mark L. Hoefs 1991-6-5 1340 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  UC729798  Galium catalinense Carl B. Wolf 1932-5-11 3552 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  RSA600083  Galium hallii Steve D. Boyd, Lauren Raz 1997-5-20 9796 B Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA0023116  Galium hilendiae Duncan S. Bell, Caitlin Elam 2013-7-11 5349 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  JEPS56045  Galium jepsonii Lauramay T. Dempster and Clare Hardham 1965-6-16 4120 Los Angeles Angeles Crest Hwy 3 mi e Upper Chilao Recreation Area; San Gabriel Mountains 1950 Comment
  CAS-BOT-BC223141  Galium johnstonii R. G. Swinney 2008-6-17 9057 Los Angeles San Gabriel Mountains: ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  RSA729850  Galium johnstonii R. G. Swinney 1998-9-4 6923 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  LA50680  Galium nuttallii subsp. nuttallii Carl Epling; 1929-3-16 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  JEPS52956  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3978 Los Angeles ridge above Dalton Canyon (Glendora Mt. Rd.) 807 Comment
  JEPS52957  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3977 Los Angeles Coldbrook Camp Ground San Gabriel Mts. (on State Hwy 39) 999 Comment
  RSA526626  Galvezia speciosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4196 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA660878  Galvezia speciosa Orlando Mistretta 1992-4-5 141 Los Angeles Guds, San Clemente Island. Comment
  UCR143350  Gamochaeta pensylvanica Anstruther Davidson 1914-6-1 2973 Los Angeles San Gabriel Valley, Azusa Station 152 Comment
  RSA188129  Gamochaeta ustulata R. F. Thorne 1966-4-28 36250 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  SBBG39629  Gamochaeta ustulata E. R. Blakley 1963-4-10 5578 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  CAS-BOT-BC303359  Gamochaeta ustulata Lemmon 1881-5-1 s.n. Los Angeles Santa Catalina Comment
  JEPS66727  Garrya flavescens Frank W. Peirson 1918-6-16 138 Los Angeles Rock Creek San Gabriel Mts. (n side of San Gabriel Mts.) 1447 Comment
  CAS-BOT-BC159268  Garrya veatchii J. Ewan 1931-3-21 7073 Los Angeles Open stony fire-break. At summit of Saddle Peak. Santa Monica Mts. 822 Comment
  POM3237  Garrya veatchii D. L. Crawford 1915-6-30 s.n. Los Angeles Mts above Claremont 1524 Comment
  RSA603317  Garrya veatchii Scott D. White 1997-5-21 5196 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  UC141267  Garrya veatchii C. F. Baker 1903-8-2 3651 Los Angeles near Claremont; San Antonio Canyon Comment
  CDA5230  Gaura sinuata Johnson 1939-8-1 5 Los Angeles West Covina. 0 Comment
  RSA355379  Gayophytum diffusum subsp. parviflorum Bonnie C. Templeton 1932-6-1 4872 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  UC1595380  Gayophytum diffusum subsp. parviflorum Tim Ross and Steve Boyd 1990-6-18 3468 Los Angeles Camp Verdugo Pines and vicinity San Gabriel Mtns., Mescal Creek USGS 7.5' quad (northerly draw draining to Jackson Lake) 1877 Comment
  UCR209872  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2008-7-16 9251 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  RSA775956  Gayophytum oligospermum Orlando Mistretta, Christine Mistretta 2010-6-17 5337 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  SBBG106892  Genista monspessulana M. L. Hoefs, R. F. Thorne 1996-4-6 2661 Los Angeles upper Avalon Cyn, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  UCR206493  Geranium dissectum A. C. Sanders, T. B. Salvato 2009-5-21 36902 Los Angeles San Gabriel Valley, Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 66 Comment
  RSA0068444  Gilia achilleifolia R. G. Swinney 2010-6-8 13208 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  POM157986  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Santa Catalina Island. Johnson's [canyon/landing]. 61 Comment
  RSA470108  Gilia angelensis Geo L. Moxley 1914-2-23 s.n. Los Angeles Hills near Highland Park, Los Angeles. Comment
  RSA78148  Gilia angelensis Verne Grant 1953-5-2 18437 Los Angeles Santa Catalina Island. On headland south of mouth of Gallagher Canyon. 46 Comment
  UCR155137  Gilia capitata A. C. Sanders 2005-5-5 29941 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  LA52327  Gilia capitata subsp. abrotanifolia Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG58374  Gilia capitata subsp. abrotanifolia R. Hoffmann 1931-4-28 Los Angeles upper Bouquet Cyn Comment
  UC23358  Gilia capitata subsp. abrotanifolia J. H. Barber 1897-5-21 108 Los Angeles Santa Monica Canyon Santa Monica Canyon (Southern California) Comment
  SD108951  Gilia latiflora James Henrickson 1973-5-12 9583 Los Angeles 9.0 miles southwest of Little Rock, 0.2 mile south of Mt. Emma Rd. along Highway N3. 1189 Comment
  RSA469405  Gilia latiflora subsp. davyi A. Menke 1955-4-16 s.n. Los Angeles 1 mile south-west of Gorman. Comment
  RSA334184  Gilia latiflora subsp. latiflora R. F. Thorne 1973-5-11 43531 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  RSA469474  Gilia nevinii F. R. Fosberg 1931-4-24 S 4693 Los Angeles Hamilton Beach, Santa Catalina Island. 10 Comment
  SBBG40665  Gilia ochroleuca subsp. bizonata E. R. Blakley 1958-5-9 2276 Los Angeles 2 mi E of Gorman 1097 Comment
  UCR189739  Gilia ochroleuca subsp. vivida R. G. Swinney 1998-7-10 6390 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
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May 3 2012
  RSA0017163  Gilia ochroleuca subsp. vivida LeRoy Gross 1999-6-5 160 Los Angeles San Gabriel Mountains: Buckhorn trail below Buckhorn Campground about 1/2 mile. 1950 Comment
  UCR146241  Gilia splendens subsp. grantii Valerie Soza, Monica Acosta 2001-6-13 1281 Los Angeles Transverse Ranges, San Gabriel Mountains region, South Fork Big Rock Creek, c. 1 mi S from South Fork Camground along the South Fork Trail 1616 Comment
  SBBG84077  Glebionis coronaria C. F. Smith 1958-3-30 5692 Los Angeles about Manhattan Beach Comment
  RSA89885  Glycyrrhiza glabra George W. Garrettson 1954-7-9 s.n. Los Angeles Patch of about one acre on S side of Valley Blvd, 1/4 mile e of Collin St, Spadra. Comment
  UCR76411  Gnaphalium californicum T. S. Ross 1992-4-16 6207 Los Angeles San Clemente Island, Central part of island; 291 degrees WNW, 725 m distant from summit of 1603 ft. peak above Stone field station 416 Comment
  POM4627  Gnaphalium microcephalum Fred Burlew 1917-09 s.n. Los Angeles Crescenta. Comment
  SBBG12910  Gnaphalium palustre E. R. Blakley 1962-10-3 5372 Los Angeles banks of Wrigley Reservoir at summit of island rd 426 Comment
  POM358906  Gnaphalium palustre Anstruther Davidson 1809 Los Angeles E. Los Angeles. Comment
  RSA593482  Gnaphalium thermale Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8847 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon, in side drainage below high-tension power lines. 610 Comment
  CAS-BOT-BC110278  Grayia spinosa A. D. E. Elmer 1902-6-1 3613 Los Angeles Palmdale. Comment
  UCR264070  Grayia spinosa John F. Green 2008-3-26 308- 07 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  CAS-BOT-BC305255  Grindelia hirsutula John Thomas Howell 1928-11-13 4090 Los Angeles On Berendo St. near U.C.L.A., Los Angeles Comment
  CAS-BOT-BC305273  Grindelia hirsutula L. R. Abrams 1901-6-17 1856 Los Angeles Wiseburn Comment
  RSA518022  Guillenia lasiophylla Steve Boyd, Orlando Mistretta 1986-3-31 1565 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UC10815  Guillenia lasiophylla unknown 1861-2-19 204 Los Angeles Santa Monica foothills Santa Monica Comment
  UCR107797  Harpagonella palmeri Steve Boyd, V. Soza 1998-4-28 10158 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
  RSA0096643  Harpagonella palmeri Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 631 Los Angeles Santa Catalina Island. Ca. 0.95 air miles NW of East Peak. 329 Comment
  CAS-BOT-BC307292  Hazardia squarrosa var. grindelioides Prof. W. R. Dudley 1907-11-21 s.n. Los Angeles Near Monrovia Comment
  JEPS20193  Hazardia squarrosa var. grindelioides John Thomas Howell 1927-10-16 3154 Los Angeles trail between Sierra Madre and Santa Anita Canyon; San Gabriel Mts. Comment
  UCR117110  Hedera helix A. C. Sanders, D. Malueg 2001-5-17 24325 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
  UCR220242  Hedypnois cretica R. G. Swinney 2009-4-13 10331 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  JEPS30666  Helianthus annuus Henry J. Thompson and Peter H. Raven 1959-9-18 14429 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard (along railroad tracks); West Los Angeles 76 Comment
  CAS-BOT-BC305411  Helianthus annuus John Thomas Howell 1960-3-23 35144 Los Angeles Foothill Blvd., Tujunga Wash Comment
  RSA604494  Helianthus annuus subsp. lenticularis L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. Comment
  UC1010488  Heliotropium amplexicaule P. A. Munz 1954-9-5 20183 Los Angeles 3 mi. n. Claremont (vacant lots at Padua Hills); Padua Hills 487 Comment
  POM369745  Heliotropium curassavicum var. oculatum M. B. Dunkle 1928-4-11 1843 Los Angeles Howland s Beach Comment
  CAS-BOT-BC305881  Helminthotheca echioides Alice Eastwood 1928-6-19 s.n. Los Angeles Los Angeles Comment
  RSA248832  Hemizonia fasciculata R. F. Thorne 1973-4-12 42889 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  CAS-BOT-BC403830  Hesperocnide tenella Louis C. Wheeler 1932-4-23 649 Los Angeles Mandeville Canyon, Santa Monica Mts. 137 Comment
  UCR142552  Hesperocnide tenella L. C. Wheeler 1932-5-4 684 Los Angeles San Gabriel Valley, San Gabriel Wash 107 Comment
  RSA158348  Hesperocnide tenella Peter H. Raven 1962-5-9 17701 Los Angeles Canyon north of Gray, San Clemente Island. 305 Comment
  POM1843  Heteromeles arbutifolia D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  SD230284  Heteromeles arbutifolia Steve Boyd 1997-9-17 10038 B Los Angeles Liebre Mountains Region: Knapp Rand area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 975 Comment
  UC484146  Heteromeles arbutifolia E. R. Johnson 1930-1-30 Los Angeles upper Avalon Canyon; Catalina Island Comment
  SEINET11915757  Heteromeles arbutifolia I. W. Clokey, Templeton, B. 1929-1 4589 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  CAS-BOT-BC318855  Heterotheca grandiflora LeRoy Abrams 1902-6-20 2569 Los Angeles Soldiers Home Comment
  CAS-BOT-BC318873  Heterotheca grandiflora C. F. Baker 1903-10-1 4075 Los Angeles Claremont Comment
  OBI48588  Heterotheca grandiflora Joseph Andorfer Ewan June1933 10799 Los Angeles Verdugo Cyn Comment
  RSA0075654  Heterotheca grandiflora R. G. Swinney 1989-5-11 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. SE corner of Big Dalton debris basin. 351 Comment
  UC735721  Heterotheca grandiflora Charles B. Heiser Jr. 1947-6-16 1940 Los Angeles along Highway 99, n Los Angeles Co. Comment
  UC212561  Heuchera elegans I. M. Johnston 1917-7-15 1456 Los Angeles head of South Fork (by the Creek); San Antonio Mountains 1828 Comment
  POM21341  Hieracium argutum Fordyce Grinnell Jr 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  RSA95179  Hieracium argutum F. W. Peirson 1918-10-24 1498 Los Angeles Big Santa Anita Canyon, San Gabriel Mountains. 1067 Comment
  RSA674240  Hirschfeldia incana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  CAS-BOT-BC55360  Hirschfeldia incana F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Near Los Angeles. Los Angeles River Bottom. Comment
  LA200302  Hirschfeldia incana Elizabeth Levine; 1949-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA127791  Hirschfeldia incana P. H. Raven, H. J. Thompson 1959-9-6 14376 Los Angeles Near mouth of Malibu Creek. (Lat; N. 34 degrees, Long. 118 to 119 degrees W.) 12 Comment
  RSA482883  Hirschfeldia incana T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, San Gabriel Mts. Comment
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Sep 25 2007
  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
  UCD114617  Hirschfeldia incana Louis C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Ridge 1/2 mile WNW Pine Mt. 1249 Comment
  LA200490  Hoita macrostachya A. M. Johnson; 1932-5-30 4074 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  SD252251  Hordeum intercedens Steven A. Junak 1999-5-20 Sca 939 Los Angeles Santa Catalina Island: at head of Escondido Canyon, along Cottonwood-Black Jack Road, 1.1 miles E of reservoir in Cottonwood Canyon, open ridgetop. 305 Comment
  UCR248042  Hordeum jubatum Kai T. Palenscar 2013-2-15 s.n. Los Angeles Peninsular Ranges; Chino-Puente Hills region, City of Walnut, 250 m. north of N. Lemon Ave. up main drainage associated with Three Oaks development entrance at Amar Rd. 265 Comment
  RSA157795  Hordeum marinum subsp. gussoneanum P. H. Raven 1962-5-10 17738 Los Angeles near head of large canyon due north of Boulder, San Clemente Island 488 Comment
  UCR139952  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1945-4-17 6018 Los Angeles Los Angeles Basin, near intersection of Slauson and Garfield Ave., [city of Commerce] 3 miles south of Montebello 44 Comment
  UCR216752  Hordeum murinum R. G. Swinney 2009-2-20 10015 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR217419  Hordeum murinum R. G. Swinney 2009-3-10 10068 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  CAS-BOT-BC289332  Hordeum murinum subsp. glaucum Marcus E. Jones 1882-5-1 3562 Los Angeles Los Angeles Comment
  RSA599128  Hordeum murinum subsp. glaucum V. W. Steinmann 1996-3-30 821 Los Angeles Pomona, Elephant Hill, E-facing slope above and adj. to Mission Blvd. at a point 0.5km SW of Humane Way., 34?33'N, 117?47'30W 300 Comment
  RSA641524  Hordeum murinum subsp. glaucum L. C. Wheeler 1967-5-3 9803 Los Angeles Sycamore Flat Campground, Big Rock Creek. 1311 Comment
  UCR271668  Hordeum murinum subsp. glaucum R. G. Swinney 2011-3-26 14219 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
  RSA670031  Hordeum murinum subsp. leporinum Joseph M. Keefe 2001-3-13 31087 Los Angeles East side of Tipton Terrace, 0.2 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042, North: 34 deg 07' 42.6'' West: 118 deg 11' 30.6''. 256 Comment
  UCSB6767  Hordeum murinum subsp. leporinum Albright, S. 1957-5-27 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  SEINET3129344  Hordeum nodosum L. R. Abrams 1901-6-6 1734 Los Angeles Mesmir Comment
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Apr 17 2015
  POM352481  Hordeum vulgare Robert M. Perkins 1935-3-24 54 Los Angeles Los Angeles Comment
  UCR189741  Hordeum vulgare R. G. Swinney 1998-7-10 6384 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  LA33815  Horkelia cuneata subsp. cuneata Peter H. Raven; 1959-4-18 13998 Los Angeles SANTA MONICA MOUNTAINS, Pt. Dume, behind point. 24 Comment
  JEPS44525  Horkelia rydbergii Frank W. Peirson 1921-6-15 2448 Los Angeles San Gabriel Mts., Pine Flats stream [Charlton Flat] 1524 Comment
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Jul 29 2016
  RSA13817  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulphur Spring, San Gabriel Mts. 1524 Comment
  SD65467  Horkelia rydbergii Reid Moran 1967-7-22 14087 Los Angeles canyon south of Chilao, San Gabriel Mountains 1550 Comment
  UC1929890  Hornungia procumbens V. Soza, LeRoy Gross 2002-4-3 1382 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 549 Comment
  SD82946  Hosackia crassifolia var. crassifolia Robert F. Thorne, M. Z. Thorne 1969-7-9 38567 Los Angeles San Gabriel Mountains, Angeles National Forest, under pine forest at lower margin of big sloping meadow at Big Pines 2073 Comment
  SBBG105562  Hulsea vestita subsp. gabrielensis T. Ross 1994-5-31 7976 Los Angeles Pacifico Mtn ca. 860 m WNW of the 7124' summit 2072 Comment
  RSA509701  Hypericum androsaemum L. C. Wheeler 1967-8-9 10427 Los Angeles San Gabriel Mts., Angelels National Forest: Devil's Canyon S side Mt. Waterman. 2042 Comment
  SBBG96984  Hypochaeris glabra S. Boyd with T. Ross, L. Arnseth 1990-4-8 4342 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  SBBG112913  Isocoma menziesii S. A. Junak with K. Kirkland, M. Bushman 1998-10-21 SCa 806 Los Angeles NW shore of Haypress Reservoir 390 Comment
  CAS-BOT-BC311716  Isocoma menziesii var. vernonioides A. J. McClatchie 1895-9-1 901 Los Angeles Near Pasadena Comment
  RSA279091  Isocoma menziesii var. vernonioides R. F. Thorne 1974-9-12 45113 Los Angeles Santa Catalina Island, near Empire Landing. 46 Comment
  UC917904  Isocoma menziesii var. vernonioides Frank W. Gould 1943-10-26 2169 Los Angeles Compton Comment
  UC420498  Isomeris arborea Geo. B. Grant 1901-1 615 Los Angeles Santa Catalina Island Comment
  UC420670  Isomeris arborea R. L. Pendleton 1902-7-2 1350 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  RSA600173  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-5-1 9665 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
  UCR99481  Isopyrum occidentale Steve Boyd, Lauren Raz 1997-3-26 9388 Los Angeles Liebre Mtns., Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of upper end of reservoir along Forest Service Road 6N08 1396 Comment
  SEINET10926447  Jarava ichu Carl C. Epling 1926-4-24 Epling s.n. Los Angeles Palmdale. Comment
  POM156276  Jaumea carnosa L. R. Abrams 1902-6-19 2566 Los Angeles Ballona marshes, near Mesmer Comment
  SEINET3147796  Jaumea carnosa G. B. Grant 1904-6-10 625 Los Angeles Redondo Comment
  CAS-BOT-BC478181  Juglans californica R. E. Jr. Riefner 2015-8-21 15 -335 Los Angeles San Jose Hills, Unincorporated Los Angeles County, S of Interstate-10, E of Palomino Drive, E of Mesquite Lane, near end of Surry Drive, W of Forest Lawn Memorial Park 284 Comment
  UCR187101  Juncus balticus A. C. Sanders 2006-5-16 32335 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  SBBG131559  Juncus bufonius S. A. Junak 1999-7-15 SCa 1030 Los Angeles Bulrush Cyn 237 Comment
  UCR129641  Juncus bufonius I. M. Johnston 1916-12-29 s.n. Los Angeles San Gabriel Valley, Claremont 335 Comment
  RSA730314  Juncus covillei R. G. Swinney 1998-9-4 6907 Los Angeles Vincent Gap, off trail c. 350m SE of parking area at spring near canyon bottom 1988 Comment
  UCR191279  Juncus macrophyllus R. G. Swinney 1999-6-30 7479 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  UCR204746  Juncus macrophyllus R. G. Swinney 2005-8-9 8420 B Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA640892  Juncus mexicanus L. C. Wheeler 1967-8-2 10316 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  UCR256558  Juncus rugulosus Anuja Parikh, Nathan Gale 2011-7-14 3557 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 7.1 km west of State Hwy 39, San Gabriel Canyon Road 615 Comment
  UCR208465  Juncus textilis Justin M. Wood 2009-4-13 490 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  RSA0045462  Juncus textilis I. M. Johnston 1916-11-26 s.n. Los Angeles Evey Canon[Canyon], San Antonio Mountains. 1143 Comment
  RSA191129  Juncus xiphioides Robert F. Thorne, M. Z. Thorne 1967-7-19 37134 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  SBBG19250  Juncus xiphioides M. A. Piehl 1959-7-28 59467 Los Angeles Frenchman Flats Cmpgrd ca. 12 mi N of Castaic along W side of US 99 Comment
  SBBG57366  Juncus xiphioides R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  LA51056  Juniperus californica Carl Epling; November 1930 sn Los Angeles San Bernardino Mountains, Between Big Pines & Palmdale Comment
  RSA725214  Juniperus californica Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -35 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SBBG35099  Juniperus californica R. Hoffmann 1927-8-31 Los Angeles near Oak's Garage, Mint Cyn Comment
  UCR259076  Juniperus californica R. G. Swinney 2010-6-23 13376 B Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  RSA352423  Juniperus occidentalis var. australis B. C. Templeton 1932-10-2 s.n. Los Angeles Mt. Baldy Comment
  SEINET10449665  Kalanchoe laciniata Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4873 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  CAS-BOT-BC235735  Keckiella cordifolia Carl B. Wolf 1931-7-30 2297 Los Angeles Base of Newhall Grade 1/4 mi. above crossing of L. A. Aqueduct 457 Comment
  CATA799  Keckiella cordifolia Mark L. Hoefs, Robert Given 1991-6-12 1371 Los Angeles Santa Catalina Island: 1/2 mile from Camp Cactus near road between Middle Canyon and Bulrush Canyon 231 Comment
  LA82044  Keckiella cordifolia O. H. Kappler; 1940-6-23 74 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA177829  Keckiella cordifolia Robert F. Thorne, Percy C. Everett 1965-5-10 34427 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  UC1745887  Keckiella cordifolia Annetta M. Carter 1935-9-14 995 Los Angeles Mouth of Little Santa Anita Canyon. Sierra Madre. Comment
  SEINET12269337  Keckiella cordifolia J. F. Bright, Wyman, C. 1931-1 5670 A Los Angeles out of Hollywood Comment
  POM21347  Keckiella ternata subsp. ternata Fordyce Griffiths Jr. 1917-7-29 s.n. Los Angeles Mt. Lowe, San Gabriel Ridge. 1616 Comment
  UC1971344  Keckiella ternata subsp. ternata Louis C. Wheeler 1973-7-21 Los Angeles SAN GABRIEL MOUNTAINS: Ridge on divide between Big Tujunga and Devil Canyon 0.2 mi north of windy gap on Angeles Crest Highway. Comment
  SEINET10672292  Lactuca sativa Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2633 Los Angeles City of Pasadena. Wild Oats Market, 603 S. Lake. Comment
  CAS-BOT-BC341489  Lagophylla ramosissima Tim Ross 1992-6-15 6582 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): knoll at the head of the S fork of Sycamore Canyon 371 Comment
  RSA653640  Lamarckia aurea S. Koukol, E. Lutz 1998-4-26 21 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road 424 Comment
  RSA659729  Lamarckia aurea Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 86 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC171061  Larrea tridentata Timothy S. Ross; J. Mark Porter 1994-5-1 7579 Los Angeles Southwestern Mojave Desert, open desert, ca 1870 m SW of Three Sisters Buttes, along Black Butte Basin Road. 966 Comment
  RSA776321  Larrea tridentata R. G. Swinney 2009-4-29 10610 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  CAS-BOT-BC338123  Lasthenia californica Alice Eastwood 1906-5-27 180 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  CAS-BOT-BC338143  Lasthenia californica George B. Grant; Walter Wheeler 1904-4-21 H 4772 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC352881  Lasthenia coronaria Greene 1904-4-30 4157 Los Angeles Claremont Comment
  SBBG117120  Lasthenia gracilis S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1533 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  SBBG54394  Lasthenia gracilis K. C. Hughes 1960-4-2 79 Los Angeles Blanchard Park, Pomona College, Claremont Comment
  UCR13453  Lasthenia gracilis O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  JEPS10372  Lasthenia gracilis W. L. Jepson 1939-4-14 19106 Los Angeles about 2 1/2 mi se Thousand Oaks (western Los Angeles County); Russell Valley 289 Comment
  RSA533893  Lasthenia gracilis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5161 Los Angeles San Clemente Island; 950 ft WNW of Stone at the beginning of the Stone Canyon drainage. 442 Comment
  RSA579161  Lasthenia gracilis Timothy S. Ross, Darin Banks 1994-4-12 7489 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 670 m SSE of where Drinkwater Canyon joins S. Fr. Canyon. 537 Comment
  UC1118962  Lasthenia gracilis A. D. Gifford 1935-3-6 446 Los Angeles 2.5 mi sw of Red Mtn; Tejon Quadrangle Comment
  RSA656199  Lathyrus latifolius Joseph M. Keefe 1978-4-28 22855 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
  UCR172781  Lathyrus vestitus Wayne Law, Jun Hu 2000-4-30 11 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  RSA651400  Lathyrus vestitus subsp. laetiflorus J. Lambert, M. Johnson 1955-5-14 16 Los Angeles San Gabriel Canyon. 1066 Comment
  UC1601992  Lathyrus vestitus var. alefeldii Katharine Brandegee Los Angeles Santa Catalina Island Comment
  OBI15838  Layia glandulosa Valera Brinson, Isabelle Tavares 1962-4-16 273 Los Angeles Near Palmdale, 2.7 mi E of hwy 6, on hwy connecting with Angeles Crest hwy (hwy 2) Comment
  RSA0091355  Layia glandulosa R. G. Swinney 2011-6-15 15159 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA361628  Layia glandulosa Elbert Benjamine 1929-3-31 s.n. Los Angeles Antelope Valley. Comment
  RSA600113  Layia glandulosa Steve Boyd, Lauren Raz 1997-3-26 9340 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA0051669  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi. W. Fairmont, Mohave Desert. 914 Comment
  UCSB6624  Layia glandulosa Beach, Kay 1943-3-25 Los Angeles San Dimas Exp. Forest; Dalton Comment
  POM4833  Layia platyglossa subsp. campestris Harry Pruett 1909-6-2 47 Los Angeles Claremont. Comment
  CAS-BOT-BC534350  Lemna gibba Miss S. P. Monks 1900-12-1 s.n. Los Angeles Los Angeles River Comment
  RSA628592  Lemna minor Andrew Wheeler 1967-7-23 10159 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Springs Comment
  CAS-BOT-BC221611  Lepechinia fragrans Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon 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
  JEPS63248  Lepechinia fragrans Frank W. Peirson 1918-6-30 177 Los Angeles San Gabriel Mountains, Mount Wilson, Toll Road Mount Wilson; San Gabriel Mountains, , Toll Road 1066 Comment
  UC1926634 Image available Lepechinia rossii Steve Boyd, Tammy Morgan 2004-5-11 11169 Los Angeles Los Angeles County: Transverse Ranges: Liebre Mountains Region: Head of Ruby Canyon on northern flank of Red Mountain, between Elizabeth Lake and San Francisquito canyons. 305 Comment
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Aug 19 2010
  SBBG49900  Lepidium flavum L. S. Matlovsky 1975-3-28 DM 0011 -15 Los Angeles near Alta Vista Comment
  UCR194069  Lepidium fremontii R. G. Swinney 1999-5-22 7201 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.25 mi. south of Camp Jubilee Rd. 1610 Comment
  RSA590938  Lepidium fremontii var. fremontii Orlando Mistretta 1994-4-12 1029 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  RSA251532  Lepidium lasiocarpum R. F. Thorne 1973-4-11 42874 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  CHSC95806  Lepidium latifolium LeRoy Gross 2002-10-5 668 Los Angeles Transverse Ranges: San Gabriel-Verdugo Mountains Region: Devils Gate Reservoir, northeast of the San Rafael Hills, in the Arroyo Seco river channel. Just west of the city of Altadena. 335 Comment
  UCR129413  Lepidium latifolium A. C. Sanders, Mark Elvin 2002-6-20 25249 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
  UCR219477  Lepidium nitidum R. G. Swinney 2009-3-19 10145 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  POM440  Lepidium nitidum P. A. Munz 1918-4-16 2070 Los Angeles Claremont. 365 Comment
  CAS-BOT-BC12817  Lepidium perfoliatum Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 988 Los Angeles Mojave Desert. Antelope Valley. Comment
  RSA729752  Lepidium virginicum R. G. Swinney 1999-7-28 7585 Los Angeles San Gabriel Mtns.: Iron Fork, a western tributary of East Fork San Gabriel River Canyon, c. 200 m above confluence. 951 Comment
  UC1126715  Lepidium virginicum Louis C. Wheeler 1936-6-26 365 Los Angeles Tanbark Flats Pomona Angeles Quad., San Dimas Experimental Forest 792 Comment
  CAS-BOT-BC60045  Lepidium virginicum var. menziesii Rev. M. C. Norris 1900-1-1 s.n. Los Angeles Glendale. Comment
  SBBG108902  Lepidium virginicum var. robinsonii S. A. Junak 1997-3-11 SCl 754 Los Angeles just S of saddle on small ridge overlooking Pyramid Cove, ca. 0.25 mi SSE of Triangulation Stn Guds 152 Comment
  RSA629722  Lepidium virginicum var. virginicum L. C. Wheeler 1947-3-23 6460 Los Angeles San Gabriel Mountians; Kinneloa Canyon. 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
  RSA754091  Lepidospartum squamatum Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1805 Los Angeles Lario San Gabriel River Trail Park. 180 Comment
  UCR11987  Leptochloa filiformis Anonymous 1966-1 s.n. Los Angeles Los Angeles, 615 S Bundy Road Comment
  LA33409  Leptochloa fusca subsp. uninervia Peter H. Raven; Henry J. Thompson 1959-10-4 14553 Los Angeles SANTA MONICA MOUNTAINS, along Pacific Coast Hwy, just N of mouth of Santa Monica Canyon. 15 Comment
  UCR89977  Leptodactylon californicum Scott D. White, Chet McGaugh 1995-5-6 3226 Los Angeles Santa Susana Mountains, E edge of the mountains, just west of San Gabriel Mountains. 'Sunshine Canyon' (name not shown on topo): west of San Fernando Rd. and I-15 Hwy, just SW of interchange with SR 14 Fwy. Sunshine Canyon Landfill property; site proposed for landfill expansion 488 Comment
  RSA0135653  Leptosiphon aureus David E. Bramlet 2016-6-2 5309 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  RSA729743  Leptosiphon breviculus R. G. Swinney 1998-7-8 6306 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UCR271982  Leptosiphon breviculus R. G. Swinney 2011-6-20 15220 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  POM263549  Leptosiphon liniflorus J. C. Roos 1937-5-31 649 Los Angeles Lancaster. Comment
  CHSC5090  Leptosiphon parviflorus M. MacArthur 1967-7-16 75 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  UCR270773  Leptosiphon parviflorus Dan S. Cooper 2016-3-15 150316- 10 Los Angeles Ridge west of Charlie Canyon, SE of Castaic Lake 429 Comment
  SJSU1846  Leptosyne bigelovii C. W. Sharsmith 1957-4-13 6375 Los Angeles 1 mi S of Gorman, northwestern Los Angeles County 1066 Comment
  SFV3853  Leptosyne gigantea P. G. Kilburn 1958-3-1 631 Los Angeles Point Dume, just south of Zuma Beach. On hillsides facing ocean. 5 Comment
  LA32101  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1958-10-11 13755 Los Angeles Santa Monica Mountains, Saddle Peak, N-facing side of summit 822 Comment
  SEINET3147934  Lessingia glandulifera G. B. Grant 1906-9-14 686 Los Angeles Pasadena Comment
  CAS-BOT-BC339287  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1933-9-26 2130 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA589140  Lessingia glandulifera var. glandulifera Orlando Mistretta 1994-5-11 1175 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  POM293692  Lessingia glandulifera var. glandulifera Lyman Benson 1948-10-31 13545 Los Angeles Indian Hill, Claremont. Spacific Slope; sandy soil. South slope Chapparal. 427 Comment
  CAS-BOT-BC283825  Leymus condensatus Cecil Hart 1921-7-1 17 Los Angeles Howard and Smith's nursery, Montebello Comment
  RSA0022992  Lilium parryi Duncan S. Bell, Caitlin Elam 2013-8-1 5564 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  RSA631366  Lilium parryi Louis C. Wheeler 1967-9-4 10685 Los Angeles San Gabriel Mountains: Ravine south of Camp Lupine, Prairie Fork. 2043 Comment
  UC1257221  Limosella acaulis R. F. and M. Z. Thorne 1969-7-10 38381 Los Angeles margin Jackson Lake (Angeles National Forest); San Gabriel Mts., , Jackson Lake 1859 Comment
  UCR189279  Linanthus aureus subsp. aureus R. G. Swinney 1998-5-16 6097 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
  UCR193539  Linanthus bigelovii R. G. Swinney 1999-6-28 7428 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
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Jul 31 2010
  HSC17063  Linanthus californicus C. E. Fellows 1965-4-13 36 Los Angeles 2/10 mi. N of Los Angeles City limits on Hwy. 118 Comment
  HSC84051  Linanthus californicus David Charlton 1987-1-31 635 Los Angeles Saddle Peak, Santa Monica Mtns. Steep E-facing hillside beside road 610 Comment
  LA36065  Linanthus californicus Peter H. Raven; Henry J. Thompson 1960-4-12 15036 Los Angeles 365 Comment
  UCSB8481  Linanthus californicus Haller, Norman 1953-5-10 Los Angeles Angeles Crest Hwy about. 2 miles from Foothill Blvd. San Gabriel Mts Comment
  RSA0095267  Linanthus californicus subsp. glandulosus Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 5 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UC908005  Linanthus dianthiflorus I. W. Clokey and E. G. Anderson 1931-3-11 5336 Los Angeles San Gabriel Canyon 900 Comment
  POM9666  Linanthus dianthiflorus subsp. dianthiflorus P. A. Munz 1920-2-24 3244 Los Angeles 3 miles north of Claremont. 427 Comment
  RSA523350  Linanthus dichotomus subsp. dichotomus G. H. True 1935-3-26 166 Los Angeles Belleview School NW of Palmdale. 732 Comment
  RSA595338  Linanthus dichotomus subsp. dichotomus L. C. Wheeler 1967-5-8 9334 Los Angeles San Gabriel Mts [Liebre Mtns] between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA616313  Linanthus dichotomus subsp. pattersonii Scott D. White, Pam De Vries 1998-4-20 6315 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. 579 Comment
  PASA768  Linanthus parryae Stason 1930-5-18 Los Angeles Mohave Desert near Lancaster Comment
  RSA0073594  Linanthus parryae Orlando Mistretta, Christine Mistretta 2005-4-21 2060 Los Angeles Transverse Ranges; San Gabriel mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA0113429  Linanthus parryae LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7532 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UC570166  Linanthus parviflorus A. D. Gifford 1935-4-15 586 Los Angeles 1.25 mi ne Quail; Tejon Quad. 1036 Comment
  RSA400300  Linaria canadensis var. texana Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  UCR213418  Linaria canadensis var. texana A. C. Sanders, Dan S. Cooper 2010-3-12 37325 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA276348  Linaria canadensis var. texana David S. Verity 1973-3-22 s.n. Los Angeles Westchester. Comment
  UCR182856  Lithophragma R. G. Swinney 1998-4-4 5910 Los Angeles San Gabriel Mtns, Evey Canyon, c. 0.75 mi. west of Mt. Baldy Rd., c. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
  SBBG38716  Lithophragma affine R. Moran 1941-3-6 682 Los Angeles Middle Ranch Cyn 300 Comment
  RSA84372  Lithophragma bolanderi F. W. Peirson 1918-5-21 69 Los Angeles Arroyo Seco near Pasadena 457 Comment
  UCR194358  Lobelia dunnii var. serrata R. G. Swinney 1998-8-30 6859 Los Angeles San Gabriel Mtns., south fork of Dry Lake Canyon, a western tributary of San Antonio Canyon 994 Comment
  SDSU19984  Lobularia maritima S. H. Bullock 1968-4-4 31 Los Angeles Claremont, north of foothill Blvd. between Dartmouth and College Ave. 351 Comment
  RSA65596  Loeflingia squarrosa F. W. Peirson 1920-5-3 2123 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  SD108851  Loeseliastrum matthewsii James Henrickson 1973-5-12 9600 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St., N-facing slopes above arroyo 1234 Comment
  UCR189264  Loeseliastrum matthewsii R. G. Swinney 1998-5-16 6066 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UC1349335  Logfia filaginoides Robert F. Thorne and P. Everett 1965-6-22 34913 Los Angeles canyon above Avalon; Santa Catalina Island 152 Comment
  SFV16510  Logfia filaginoides K. Tajbakhsh 1996-5-2 21 Los Angeles San Fernando Valley Chatsworth. Rocky Point Park about 300 m on the main trail on a west facing slope. Comment
  RSA651814  Lolium Dean Brown 1948-5-19 9 Los Angeles One half mile west of Brackett Airport, on Puddingstone Avenue. 228 Comment
  RSA659677  Lolium perenne subsp. multiflorum Chris White 1991-5-20 15 Los Angeles Point Fermin Comment
  RSA725310  Lolium perenne subsp. multiflorum K. Dobry 1991-6-13 d- 701 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  UCR204437  Lolium perenne subsp. perenne R. G. Swinney 2003-5-12 8206 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, drainage near Big Cienega Spring, S fork of upper Pavil Canyon 640 Comment
  UCR222994  Lomatium dasycarpum R. G. Swinney 2009-5-6 10654 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  UC934041  Lomatium dasycarpum subsp. dasycarpum H. L. Cogswell 1951-5-8 81 Los Angeles 0.75 mi N of San Dinias Park (Sec. B-10, Plot 2); San Gabriel Mountains, base of 518 Comment
  LA201799  Lomatium lucidum Arthur C. Gibson; 2003-5-30 4956 Los Angeles 198 Comment
  SEINET3081282 Image available Lomatium mohavense John Adams 1966-4-9 680 Los Angeles Mojave Desert, near Boron. 457 Comment
  UCR223044  Lomatium nevadense R. G. Swinney 2009-5-6 10663 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  RSA233580  Lomatium nevadense var. parishii R. F. Thorne, C. W. Tilforth 1972-6-29 42082 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines 2287 Comment
  UCD127799  Lomatium utriculatum Daryl Koutnik 1978-4-28 440 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  UCR186958  Lomatium utriculatum A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31967 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
  UCR190732  Lonicera interrupta R. G. Swinney 2001-6-2 7960 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  RSA0022515  Lonicera subspicata var. denudata Duncan S. Bell, Caitlin Elam 2013-6-24 5235 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA0105224  Lonicera subspicata var. denudata R. G. Swinney 2011-10-27 15906 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
  RSA603316  Lonicera subspicata var. denudata Scott D. White 1997-5-21 5197 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA656861  Lonicera subspicata var. denudata Joseph M. Keefe 2001-1-24 31023 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCR270649  Lonicera subspicata var. denudata R. G. Swinney 2011-11-1 15959 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UC557698  Lotus argophyllus var. argenteus Nell Murbarger 1936-4-1 166 Los Angeles w side San Clemente Island Comment
  RSA600067  Lotus crassifolius var. crassifolius Steve Boyd, Lauren Raz 1997-5-20 9822 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. 1676 Comment
  UC1211036  Lotus dendroideus var. dendroideus Huron H. Smith 1912-5-31 5057 Los Angeles Pebble Beach Road; Santa Catalina Island 7 Comment
  RSA646114  Lotus grandiflorus var. grandiflorus Orlando Mistretta 1992-9-9 s.n. Los Angeles San Gabriel Mountains: ''Sold'' Peak. North Fork Management Unit; Tujunga Ranger District. Comment
  UCR141861  Lotus nevadensis R. G. Swinney 1997-8-19 5825 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  UC69572  Lotus procumbens var. procumbens J. Burtt Davy May 9 1896-May 24 1896 2312 Los Angeles Llano Verde Antelope Valley Comment
  RSA406431  Lotus purshianus var. purshianus M. B. Dunkle 1933-7-11 3657 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  JEPS28169  Lotus salsuginosus Ira W. Clokey, B. Templeton Mar 1929 4517 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  UCR220235  Lotus salsuginosus R. G. Swinney 2009-4-13 10319 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCR266275  Lotus salsuginosus D. E. Bramlet 2005-4-13 3799 Los Angeles Puente Hills, Powder Canyon 229 Comment
  POM2468  Lotus salsuginosus var. salsuginosus C. F. Baker 1904-4-22 4768 Los Angeles Monrovia. Comment
  RSA406312  Lotus salsuginosus var. salsuginosus Donald R. Bissing 1973-6-2 133 Los Angeles 3 miles from mouth of Evey Canyon 787 Comment
  RSA0031844  Lotus scoparius Geraldine Dodd 1992-5-9 006 Los Angeles 3 miles north of corner of Loma Alta Dr. & Lake Ave. in Altadena. Sam Merrill hiking trail. San Gabriel Mts. 1066 Comment
  UCR206537  Lotus scoparius subsp. scoparius A. C. Sanders, T. B. Salvato 2009-5-19 36831 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
  RSA652440  Lotus scoparius var. scoparius K. M. Kosak 1961-5-2 43 Los Angeles Fish Canyon Road, Duarte Comment
  RSA0080971  Lotus strigosus R. G. Swinney 2010-4-28 12409 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
  RSA0112527  Lotus strigosus Richard G. Swinney 2010-5-21 12902 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
  UCR263070  Lotus strigosus Mitch Provance 2008-4-14 10141 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  UCR270858  Lotus strigosus R. G. Swinney 2011-5-24 14820 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA167093  Lotus strigosus W. G. Webb 1935-2-25 s.n. Los Angeles Eagle Rock Park Comment
  RSA229131  Lotus unifoliolatus R. F. Thorne 1971-6-30 40814 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA406264  Lotus unifoliolatus Samuel R. Tyson 1942-6-6 s.n. Los Angeles San Dimas Canyon, 823 Comment
  RSA250638  Lotus wrangelianus R. F. Thorne 1971-3-31 41446 Los Angeles Johnson's Pastures, N of Mountain Ave., Claremont. 549 Comment
  RSA355468  Ludwigia peploides subsp. peploides Anstruther Davidson 1889-07 s.n. Los Angeles Cienega, Los Angeles. Comment
  CATA3033  Lupinus bicolor Amy Catalano 2016-3-17 040 Los Angeles Santa Catalina Island: On west side ca. 0.5 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road 324 Comment
  SD69513  Lupinus bicolor Robert F. Thorne 1966-4-6 35911 Los Angeles Santa Catalina Island; north of Catalina Airport. 1430 Comment
  UCR272545  Lupinus bicolor R. G. Swinney 2011-5-6 14582 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  OBI70748  Lupinus bicolor Louis C. Wheeler 1969-5-3 s.n. Los Angeles San Gabriel Mts: Bluebird truck trl. T1N R9W SW 1/4 sec 22 716 Comment
  SFV4364  Lupinus bicolor D. B. Dunn 1941-3-29 940 Los Angeles San Gabriel Valley Vacant lot, 2 blocks west of Monrovia. Comment
  RSA652478  Lupinus bicolor subsp. marginatus Charles D. Dunn s.n. Los Angeles W. Quartz Hill Comment
  RSA652730  Lupinus bicolor subsp. marginatus Gary Guntle 1971-4-3 s.n. Los Angeles Pasture 40 mi w of Lancaster on Ave. D. left side. Comment
  SD39049  Lupinus chamissonis Edith A. Purer 1931-2-21 98 Los Angeles El Segundo Comment
  RSA779260  Lupinus concinnus Pam De Vries 2011-5-4 7761 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 1 air mile WNW of the intersection of Avenida Rancho Tesoro and Tesoro del Valley Dr. (Santa Clarita) 502 Comment
  CAS-BOT-BC205147  Lupinus elatus John Thomas Howell 1947-7-18 23386 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  POM19046  Lupinus elatus P. A. Munz 1923-8-31 8400 Los Angeles Swarthout Valley 2561 Comment
  CAS-BOT-BC216533  Lupinus excubitus var. johnstonii Timothy S. Ross 1994-5-31 7974 Los Angeles Pacifico Mountain: ridgetop WNW of summit 2081 Comment
  LA205099  Lupinus excubitus var. johnstonii Carl Epling; 1931-5-16 sn Los Angeles San Gabriel Mountains, Big Pines Camp Comment
  SBBG98283  Lupinus formosus B. C. Templeton, I. W. Clokey 1930-4-8 1491 Los Angeles 1 mi N of Elizabeth Lake 256 Comment
  SEINET10485353  Lupinus formosus Smith 1914-6-20 Smith 2857 Los Angeles Mt. Wilson peak, under pines. Comment
  SEINET10937094  Lupinus formosus Everett EVERETT 18943 Los Angeles Natural in the garden at rsabg. Claremont, ca. 305 Comment
  RSA730305  Lupinus formosus var. formosus R. G. Swinney 1999-6-18 7305 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  RSA572180  Lupinus guadalupensis M. B. Dunkle 1939-4-5 7279 Los Angeles Pyramid Cove, San Clemente Island. Comment
  POM304886  Lupinus hirsutissimus Henry J. Ramsey, Henry J. Ramsey 1937-3-21 249 Los Angeles Altadena Drainage area 396 Comment
  CAS-BOT-BC211719  Lupinus longifolius I. M. Johnston 1918-5-5 1896 Los Angeles Turnbull Canyon, Puente Hills 365 Comment
  LA91485  Lupinus longifolius Bruce Douglas Clayton; Greg Shaw 1972-4-11 86 Los Angeles Santa Monica Mountains, BDC Peak, Mountain Park Research Campus, N side of peak 579 Comment
  SBBG69050  Lupinus microcarpus var. densiflorus R. Hoffmann 1930-4-29 Los Angeles ca. 2 mi S of Castaic Comment
  RSA585692  Lupinus microcarpus var. microcarpus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-11 3011 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  SEINET12154590  Lupinus nanus Unknown 1931-1 s.n. Los Angeles around Los Angeles Comment
  RSA0082896  Lupinus succulentus R. G. Swinney 2010-5-7 12583 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA611672  Lupinus succulentus Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10103 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  SD69604  Lupinus succulentus Robert F. Thorne, P. Everett 1965-5-11 34660 Los Angeles Santa Catalina Island; along summit road to airport. 456 Comment
  LA52463  Lupinus succulentus H. Lewis; 1940-2-4 1052 Los Angeles Mulholland Hwy 304 Comment
  RSA213359  Lupinus truncatus Reid V. Moran 1941-3-9 692 Los Angeles In Cactus, ridge north of Middle Ranch, Santa Catalina Island. 350 Comment
  SFV6176  Lupinus truncatus R. M. Muran 1974-5-16 74 Los Angeles Santa Monica Mountains Cold Creek Canyon. 427 Comment
  UCR219476  Lupinus truncatus R. G. Swinney 2009-3-19 10144 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  POM306278  Lupinus truncatus Henry J. Ramsey 1938-5-1 1400 Los Angeles Altadena, Eaton Canyon Park Comment
  UCR56320  Lycium andersonii S. J. Myers, Ed LaRue 1989-3-20 s.n. Los Angeles Mojave Desert, Palmdale area, Elizabeth Lake Road at California Aqueduct, San Andreas Rift Zone bisects the site 884 Comment
  CATA3236  Lycium californicum Julie L. King 2017-1-17 47 Los Angeles Santa Catalina Island: North side of West End Rd., north side of Cherry Valley, 0.5 road miles east of road to Cherry Valley 62 Comment
  RSA428832  Lycium californicum Anstruther Davidson 1891-3-29 s.n. Los Angeles Redondo Beach Comment
  RSA576124  Lycium californicum F. H. Elmore 1939-2-18 397 Los Angeles San Clemente Island. Comment
  SBBG95599  Lycium californicum M. B. Dunkle 1939-4-7 7328 Los Angeles Pyramid Cove Comment
  CAS-BOT-BC231600  Lycium cooperi Timothy S. Ross; J. Mark Porter 1994-5-1 7580 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  RSA21246  Lycium cooperi Carl B. Wolf 1937-4-28 8517 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  UC146425  Lycopus americanus T. W. Minthorn 1908-9-9 Los Angeles San Gabriel R. bottom San Gabriel R. Comment
  RSA544536  Lyonothamnus floribundus subsp. aspleniifolius Tim S. Ross, Kellogg 1992-4-12 6129 Los Angeles San Clemente Island: 110 degrees ESE, 480-600M from Vista, at the head of Grove Canyon. 427 Comment
  SBBG42251  Lyonothamnus floribundus var. aspleniifolius M. B. Dunkle 1939-4-6 7316 Los Angeles Mosquito Ridge Comment
  CATA668  Lysimachia arvensis Mark L. Hoefs 1991-4-23 1157 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  RSA595947  Lythrum californicum Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8878 Los Angeles Liebre Mountains, southeastern end of Peace Valley in San Andreas Rift Zone, fault sag south of Highway 138 and north of the California Aqueduct, ca. 0.75 air miles west of Quail Lake. 1006 Comment
  UC1870179  Lythrum californicum LeRoy Gross, Wayne Law 2000-8-8 177 Los Angeles Big Tujunga Wash/ Verdugo Mountains region; Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. Near N34°16' 01.8'' W118° 22' 08 324 Comment
  RSA85456  Mahonia dictyota Joseph A. Ewan 1932-7-4 7590 Los Angeles Millard s Canyon. 1159 Comment
  RSA0056244  Malacothamnus Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  CATA789  Malacothamnus fasciculatus Mark L. Hoefs, Robert Given 1991-6-12 1356 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 76 Comment
  IRVC27044  Malacothamnus fasciculatus Mark A. Elvin 2003-8-13 2982 Los Angeles Newhall Ranch, Potrero Canyon S of Potrero Creek NE end of the Santa Susana Mtns. 360 Comment
  UCR127636  Malacothamnus fremontii Mark A. Elvin 2003-8-13 2986 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  CAS-BOT-BC204187  Malacothamnus marrubioides Le Roy Abrams; E. A. McGregor 1908-7-5 631 Los Angeles Swartout [Swarthout] Canyon, desert slopes of the San Gabriel Mountains Comment
  RSA757954  Malacothrix californica Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3286 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  POM362281  Malacothrix foliosa House 1930-8-5 s.n. Los Angeles San Clemente Island Comment
  UC557744  Malacothrix foliosa Nell Murbarger May, 1936 164 Los Angeles e and n sides of island San Clemente Island Comment
  SD85027  Malacothrix foliosa subsp. foliosa E. R. Blakley 1962-6-9 5191 Los Angeles San Clemente Island; China Point. Comment
  CAS-BOT-BC520317  Malacothrix glabrata R. G. Swinney 2010-4-15 12217 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25--0.7 mi E of Pacoima Wash 609 Comment
  UCR220052  Malacothrix glabrata R. G. Swinney 2009-4-24 10447 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CAS-BOT-BC347913  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 A Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  JEPS26039  Malacothrix saxatilis var. tenuifolia Lewis S. Rose 1960-8-28 60085 Los Angeles e slope Coldwater Canyon; Santa Monica Mts. 335 Comment
  UCD134444  Malacothrix saxatilis var. tenuifolia Daryl Koutnik 1978-6-3 519 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  RSA117143  Malosma laurina Huron H. Smith 1912-6-24 5164 Los Angeles Avalon Canyon, Santa Catalina Island. 24 Comment
  RSA19645  Malosma laurina I. W. Clokey, B. Templeton 1929-06 4588 Los Angeles Mandeville Canyon, Santa Monica Moutains. 300 Comment
  RSA0085078  Malosma laurina Doris Bowers 1957-3-23 789 Los Angeles Rocky Point, LaVerne. 335 Comment
  SBBG39130  Malva parviflora E. R. Blakley 1963-4-10 5602 Los Angeles 1 mi S of Avalon 30 Comment
  RSA609054  Malva parviflora Louis C. Wheeler 1931-2-21 s.n. Los Angeles 2 mi NE of La Verne 373 Comment
  SEINET1004067  Malva sylvestris A. C. Sanders, Lee Jones 2005-1 29347 Los Angeles South Coast: Palos Verdes Peninsula, old MarineLand Site on Long Point and Bluffs toward Pt. Vicente (Redondo Beach 7.5' Q) 2 Comment
  LA200402  Marah macrocarpa A. M. Johnson; 1928-2-16 2797 Los Angeles Santa Monica Mountains, Griffith Park Comment
  OBI2778  Marah macrocarpa J. Echert 1968-4-12 13 Los Angeles 1/2 mi up Whiting Wds fire rd, Verdugo Hills 396 Comment
  RSA233391  Marah macrocarpa R. F. Thorne 1966-4-15 s.n. Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  RSA441005  Marah macrocarpa M. B. Dunkle 1939-11-24 7352 Los Angeles San Clemente Island: east coast summit Comment
  RSA652418  Marah macrocarpa Jim Moon 1948-3-27 s.n. Los Angeles 3 1/2 mi S/W of San Dimas. 225 Comment
  SBBG98082  Marrubium vulgare T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5143 Los Angeles beginning of Larkspur Cyn drainage, 1600 ft SE of Benchmark 924 at E end of the old airfield landing strip 249 Comment
  OBI25812  Marrubium vulgare Williams 1961-3-21 s.n. Los Angeles Santa Monica Mts Comment
  RSA151224  Marrubium vulgare Peter H. Raven 1962-4-12 17340 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  RSA765462  Marrubium vulgare Doris Bowers 1957-5-2 813 Los Angeles LaVerne 305 Comment
  LA103431  Matricaria discoidea Barry A. Prigge; 1986-3-20 6957 Los Angeles Santa Monica Mountains, Medea Creek, just N of Paramount Ranch State Park 231 Comment
  RSA512034  Matricaria matricarioides L. C. Wheeler 1967-5-24 9712 Los Angeles San Gabriel Mts., Angeles National Forest: Indian Canyon, Sec. 20 822 Comment
  RSA518476  Matthiola incana A. C. Sanders 1988-2-18 7687 Los Angeles El Egundo Dune, W of LA International Airport, between Pershing Dr and Vista Del Mar Blvd 5 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
  JEPS51538  Meconella denticulata Elizabeth D. Palmer May 1903 Los Angeles Near Los Angeles Comment
  POM8022  Meconella denticulata F. L. Robinson 1920-4-28 s.n. Los Angeles San Dimas Canyon. Comment
  RSA135127  Meconella denticulata Peter H. Raven, H. J. Thompson 1960-4-24 15121 Los Angeles 2 miles E of Decker Road on Milholland Hwy 610 Comment
  UCR124606  Meconella denticulata I. W. Clokey, B. C. Templeton 1929-1 4428 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA652176  Medicago sativa Dean Brown 1948-4-25 3 Los Angeles near the S.E. corner of C & 4th. Streets. Laverne. 243 Comment
  RSA360115  Melica imperfecta B. A. Prigge 1986-3-29 7147 Los Angeles E of Red Rover Mine Rd. and Antelope Valley Fwy 914 Comment
  RSA527671  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4289 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  SBBG94253  Melica imperfecta F. R. Fosberg 1931-4-29 4719 Los Angeles between Cottonwood and Middle Ranch Cyns Comment
  UCD88321  Melica stricta F. W. Peirson 1923-5-25 4250 Los Angeles Rock Creek, San Gabriel Mts. Comment
  POM348162  Melilotus albus F. R. Fosberg 1931-4-10 s 4603 Los Angeles Eagle nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  SBBG128761  Melilotus albus M. L. Hoefs 1995-5-16 2037 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  RSA659824  Melilotus albus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 119 Los Angeles San Clemente Island. Comment
  UCD108094  Melilotus indicus Ernest C. Twisselmann 1965-5-18 10859 Los Angeles Along the Lancaster Road, ca. 3 miles southeast of Gorman. 1097 Comment
  SEINET7760541  Melilotus indicus G. B. Grant 1903-1 768 Los Angeles Pasadena Comment
  UC16164  Melilotus indicus J. H. Barber 1897-3-28 105 Los Angeles Santa Monica Expt. Station Comment
  SBBG118679  Mentzelia albicaulis L. C. Wheeler 1967-5-31 9799 Los Angeles just over the rise immediately W of Caldwell Lake Comment
  SBBG69278  Mentzelia laevicaulis R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR145823  Mentzelia laevicaulis June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  CATA1883  Mentzelia micrantha Denise Knapp 2005-3-4 Los Angeles Santa Catalina Island: Airport Burn, near transect #8 342 Comment
  RSA226061  Mentzelia micrantha Robert F. Thorne 1971-6-17 3998 Los Angeles 2 mi up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  RSA282441  Mentzelia veatchiana H. J. Thompson 1954-4-17 1596 Los Angeles 3 miles E of Palmdale, corner of Palmdale blvd, 40th street E 793 Comment
  RSA3503  Mesembryanthemum nodiflorum C. B. Wolf 1932-5-9 3446 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  UCR107778  Micropus californicus var. californicus L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  UC206204  Microseris douglasii subsp. platycarpha Katharine Brandegee Los Angeles Santa Catalina Island Comment
  POM363467  Microseris lindleyi B. C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 250 Comment
  UCR124607  Microseris lindleyi I. W. Clokey, B. C. Templeton 1929-1 4446 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA158214  Microseris lindleyi P. H. Raven 1962-5-8 17612 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  RSA618589  Microseris lindleyi L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  LA30853  Mimulus aurantiacus Peter H. Raven; Jane Turner, Barbara Whitesel 1959-2-23 C 126 Los Angeles SANTA MONICA MOUNTAINS, Lake Eleanor, above lake. Comment
  POM305930  Mimulus aurantiacus Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1218 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA442631  Mimulus aurantiacus var. pubescens Adele G. Axtman 1931-7-6 s.n. Los Angeles Foothills, South Pasadena Comment
  RSA442649  Mimulus aurantiacus var. pubescens Lester H. Cushman 1932-5-15 s.n. Los Angeles Glendale. Comment
  CAS-BOT-BC150857  Mimulus aurantiacus var. puniceus H. E. Hasse 1893-6-1 s.n. Los Angeles Near Soldiers Home Comment
  RSA624030  Mimulus brevipes Raymond J. Dobbs 1926-5-22 1241 Los Angeles Switzer's, San Gabriel Mountains. Comment
  UCR272010  Mimulus brevipes R. G. Swinney 2010-4-28 12414 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  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
  RSA729518  Mimulus floribundus R. G. Swinney 1998-8-6 6694 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  UCR205259  Mimulus floribundus R. G. Swinney 2005-8-15 8487 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  UC76127  Mimulus fremontii var. fremontii E. D. Palmer 1902-4 Los Angeles se Glendora Comment
  RSA599755  Mimulus guttatus Steve Boyd, Lauren Raz 1997-5-6 9774 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA799676  Mimulus guttatus Pam De Vries 2013-4-5 7820 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 1.5 air miles west of the Gorman offramp on the northbound I5, along Gorman Post Road, north side, roadside ditch. 1097 Comment
  JEPS11453  Mimulus guttatus Frank W. Peirson 1918-8-6 259 Los Angeles old trail to Mt. Wilson; San Gabriel Mountains 838 Comment
  LA209382  Mimulus guttatus F. R. Fosberg; 1932-5-7 8146 Los Angeles Santa Catalina Island, Grand Canyon, Santa Catalina Island, below falls 100.0 Comment
  UCSB6065  Mimulus guttatus Gill, Robert 1959-6-2 Los Angeles San Antonio Cyn; along lower road; San Gabriel Mtn Range 792 Comment
  RSA80142  Mimulus johnstonii F. W. Peirson 1919-6-13 480 Los Angeles Rock Creek. 1296 Comment
  RSA434686  Mimulus pilosus Anstruther Davidson 1901-08 1931 Los Angeles Rock Creek. Comment
  UCR276985  Mimulus pilosus R. G. Swinney 2010-6-1 13139 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UC1076480  Minuartia douglasii Herbert L. Mason 1927-6-11 3741 Los Angeles Mount Wilson San Gabriel Mountains 1524 Comment
  CAS-BOT-BC434634  Mirabilis laevis var. crassifolia Carl B. Wolf 1928-4-1 1607 Los Angeles Santa Susanna Pass 1/2 mi. from Summit 457 Comment
  RSA0120027  Mirabilis laevis var. villosa R. G. Swinney 2014-4-30 16298 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA714682  Modiola caroliniana A. C. Sanders 2003-5-1 26287 Los Angeles San Gabriel Valley: Irwindale, near boundary of Azusa, south side of Montoya St. just east of Irwindale Ave., south of I-210. 171 Comment
  UCR219246  Modiola caroliniana Lorraine Weller 2009-8-19 081909- 04 A Los Angeles Crenshaw Community Garden, 1423 Crenshaw Blvd., Los Angeles 57 Comment
  RSA609405  Monardella australis subsp. australis Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon 1822 Comment
  RSA233783  Monardella australis subsp. cinerea Robert F. Thorne, DeBuhr 1972-8-18 42251 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip. 2409 Comment
  UC1971146  Monardella australis subsp. cinerea Scott D. White, D. E. Bramlet 1998-8-11 7037 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  UC1293674  Monardella breweri subsp. lanceolata P. C. Everett and E. K. Balls 1959-6-2 23826 Los Angeles 1 mi ne of entrance Stokes Canyon; Santa Monica Mts. 182 Comment
  UC72138  Monardella breweri subsp. lanceolata Miss E. D. Palmer November, 1904 Los Angeles Vicinity Los Angeles Comment
  POM306240  Monardella lanceolata var. lanceolata Henry J. Ramsey, Mrs. Ramsey 1937-7-12 s.n. Los Angeles Altadena, dry mesa. Comment
  SD197810  Monardella linoides R. G. Swinney 2005-8-26 8524 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, peak 6374, c. 1/2 miles southwest of Devils Chair. 1933 Comment
  RSA573714  Monardella linoides subsp. stricta Tim S. Ross 1990-8-17 3126 Los Angeles S side of Blue Ridge, 0.6 mi. E of Vincent Gap along the Angeles Crest Highway (Hwy 2) 2061 Comment
  RSA3228  Mucronea californica Carl B. Wolf 1931-7-2 s.n. Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando 335 Comment
  UCR14234  Mucronea perfoliata Saul Frommer 1966-4-23 s.n. Los Angeles Road to Little Rock Dam south of Hwy 138 932 Comment
  UCR194005  Muhlenbergia californica R. G. Swinney 1998-7-28 6512 Los Angeles San Gabriel Mtns., Cat Canyon, a western tributary of San Antonio Canyon, south of Sunset Peak 1024 Comment
  LA9664  Muhlenbergia microsperma Carl Epling; 1926-2-21 8739 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM220643  Muhlenbergia microsperma L. C. Wheeler 1932-8-9 1129 Los Angeles 2 miles SW [of] Azusa 107 Comment
  RSA616373  Muhlenbergia microsperma Scott D. White 1998-5-15 6498 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  RSA674278  Muhlenbergia microsperma LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 713 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  SD240810  Muhlenbergia microsperma R. G. Swinney 2009-4-3 10279 Los Angeles Transverse Ranges: San Gabriel Mountains Foothills; Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 182 Comment
  UC70738  Muhlenbergia microsperma W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UCD86848  Muhlenbergia microsperma Joseph Andorfer Ewan 1932-3-5 7027 Los Angeles Santa Monica Mts. Mandeville Canyon rim. Upper Sonoran Zone. 365 Comment
  UCR67283  Muilla coronata Ed LaRue, R. Montijo 1991-4-2 91- 12 Los Angeles Western Mojave Desert, Palmdale: south of Avenue 'M' and east of Sierra Hwy; north of Air Force Plant 793 Comment
  UCR276803  Muilla maritima R. G. Swinney 2010-5-21 12900 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  CDA8832  Munzothamnus blairii T. Niehaus, W. Roderick 1965-4-2 390 Los Angeles Lemon Tank Canyon, San Clemente Island. Comment
  RSA589197  Nama demissa Tim S. Ross 1991-4-27 4675 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg SW of Three Sisters buttes. 982 Comment
  POM353172  Nassella cernua Anstruther Davidson 1890-06 s.n. Los Angeles E. Los Angeles. Comment
  SBBG108414  Nassella cernua T. Ross 1995-5-21 8614 Los Angeles between the deeper E fork of Horse Beach Cyn and Snail Cyn to the E, NNW of Slope Triangulation Pt (781-ft) 155 Comment
  CAS-BOT-BC259918  Nassella lepida Carl B. Wolf 1932-5-9 3466 Los Angeles Santa Catalina Island. Junction of Skyline Drive and Pebbly Beach Road 30 Comment
  CAS-BOT-BC260143  Nassella pulchra Peter H. Raven 1959-5-9 14161 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile W of Las Virgenes Road, Malibu Creek drainage 274 Comment
  SBBG108418  Nassella pulchra T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8587 Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt 256 Comment
  SBBG17781  Navarretia hamata P. H. Raven 1962-5-10 17724 Los Angeles above head of N fork of cyn just N of Gray 518 Comment
  RSA584177  Navarretia hamata subsp. hamata T. S. Ross 1990-5-15 2528 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  SEINET10906226  Nemacladus longiflorus Chamberlain 1899-1 Chamberlain s.n. Los Angeles Comment
  RSA0106731  Nemacladus longiflorus var. breviflorus R. G. Swinney 2011-5-19 14791 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
  RSA497248  Nemacladus longiflorus var. breviflorus L. C. Wheeler 1967-7-24 9737 Los Angeles San Gabriel Mountains, Angeles National Forest, Indian Canyon. 701 Comment
  RSA628893  Nemacladus ramosissimus L. C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  SEINET10939176  Nemacladus ramosissimus Philip A. Munz 1925-5-23 Munz 9435 Los Angeles Burn in San Gabriel Canyon 488 Comment
  NY547194  Nemacladus sigmoideus R. C. F. Bacigalupi 1953-6-14 4190 Los Angeles Upper slopes of South Fork of Little Rock Creek Canyon, higher north slopes of the San Gabriel Mountains, Angeles National Forest 1554.5 Comment
  RSA706549  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  RSA729679  Nemacladus sigmoideus R. G. Swinney 1999-6-21 7389 Los Angeles nameless canyon immediately west of Jesus Canyon. Dry, narrow, canyon bottom in pinyon-juniper woodland with Fremontodendrom and Pinus monophylla. 1585 Comment
  UCR222835  Nemacladus sigmoideus R. G. Swinney 2009-4-29 10596 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UC24265  Nemophila menziesii H. M. Hall May, 1902 3082 Los Angeles Elizabeth Lake Comment
  UC56413  Nemophila menziesii Ernest Braunton Mar 1903 836 Los Angeles Elysian Park Comment
  RSA652201  Nemophila menziesii Eleanor McClung 1937-4-12 93 Los Angeles Franklin Canyon, Los Angeles. [North of Beverly Hills] Comment
  UCR238644  Nemophila menziesii var. integrifolia Anuja Parikh, Nathan Gale 2010-6-18 3336 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 1.2 km north of State Hwy 2 (Angeles Crest Hwy) 0.4 km west of Upper Big Tujunga Canyon Road 1220 Comment
  CHSC13867  Nemophila pulchella L. M. Mayer 1974-4-5 130 Los Angeles Big Tujunga Canyon Rd. ca. 1 mi. E of intersection with Mt. Gleason Boulevard. Ca. 1 1/2 mil. from Tujunga. Comment
  RSA584117  Nerium oleander T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 2990 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  UC1537059  Nicolletia occidentalis Gordon H. True 1938-6-22 893 Los Angeles near Wilsona 609 Comment
  POM153285  Nicotiana attenuata Philip A. Munz, I. M. Johnston 1928-9-4 11129 Los Angeles Saugus. 366 Comment
  CDA33960  Nicotiana glauca M. O'Brien 2006-10-1 MOB 06 -1 Los Angeles San Gabriel Mountains; San Gabriel River, Angeles National Forest. 7 miles above the dam. Comment
  RSA675006  Nicotiana glauca LeRoy Gross 2003-2-22 746 Los Angeles South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  UCR124389  Nicotiana glauca I. W. Clokey, B. C. Templeton 1929-1 4583 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR256475  Nicotiana glauca R. G. Swinney 2010-6-8 13207 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  SBBG96873  Nicotiana quadrivalvis T. Ross, S. Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture (in San Francisquito Cyn) 926 Comment
  UC885959  Nuttallanthus texanus Ira W. Clokey, B. Templeton Mar. 1929 4505 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 350 Comment
  UCSB10001  Nuttallanthus texanus Wedberg, H. 1958-2-22 Los Angeles On Point Dume Comment
  POM50649  Oenothera deltoides subsp. deltoides A. D. E. Elmer 1902-06 3810 Los Angeles Lancaster. Comment
  CHSC34458  Oenothera elata subsp. hirsutissima W. Robinson 1972-8-7 60 Los Angeles Ca 10 air miles NE of Azuza E fork of San Gabriel Canyon in San Gabriel Mts. Comment
  UCR125774  Opuntia basilaris A. C. Sanders, Mark Elvin 2002-6-18 25124 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR280751  Opuntia basilaris var. brachyclada R. G. Swinney 2014-4-23 16175 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  SEINET9037781 Image available Opuntia ficus-indica M. A. Baker, Michelle Cloud-Hughes 2015-1 18409 Los Angeles Claremont, 100m south of the SE base of Indian Hill 409 Comment
  SEINET11422674  Orcuttia californica A. A. Beetle 1946-1 Los Angeles Los Angeles Comment
  UC212793  Oreonana vestita I. M. Johnston 1917-7-20 1260 Los Angeles San Antonio Mts., Baldy Lookout of U.S.F.S. 2133 Comment
  RSA0076173  Orobanche bulbosa Timothy S. Ross, Steve Boyd 1990-5-17 2549 Los Angeles North Fork Mill Creek: along Forest Service Road 3N27, 7.8 road miles N of Big Tujunga Canyon Rd, ca. 430 m SSW of Plane Triangulation Point (4240 ft). 1264 Comment
  SBBG32044  Orobanche bulbosa R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -268 Los Angeles upper Swain's (Swain) Cyn Comment
  JEPS19480  Orobanche cooperi Herbert L. Mason 1926-4-26 3021 Los Angeles Mohave Desert, Little Rock Creek Little Rock Creek; Mohave Desert, Little Rock Creek Comment
  LA104167  Orobanche uniflora David Hollombe; 1985-4-18 sn Los Angeles 140 Comment
  SD103326  Orobanche valida W. P. Armstrong 1979-7-12 Los Angeles Trail up South Fork of Big Rock Creek, ca. 2.4 km southwest of South Fork Campground. 1707 Comment
  JEPS15912  Osmorhiza berteroi Frank W. Peirson 1919-6-14 491 Los Angeles Rock Creek San Gabriel Mountains 1981 Comment
  SD253358  Osmorhiza brachypoda R. G. Swinney 2011-5-3 14577 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Pllacerita Canyon Rd., Ecology Trail east of the Nature Center. 487 Comment
  UCR270255  Osmorhiza brachypoda R. G. Swinney 2011-6-30 15398 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA263906  Osmorhiza brachypoda C. W. Tilforth 1976-3-30 1207 Los Angeles Evey Canyon, N of Claremont. Comment
  RSA286438  Osmorhiza brachypoda Mary H. O Brien 1976-4-30 s.n. Los Angeles Near Hwy 39, trail to Lewis Falls, 2.5 mi. above Coldbrook Camp and 100 m below Falling Springs Resort. 20 m up the trail along Soldier Creek. 1220 Comment
  SBBG94268  Oxalis californica F. R. Fosberg 1931-4-13 4586 Los Angeles Pebbly Beach Cyn, right fork 35 Comment
  RSA656419  Oxalis pes-caprae Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 673 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 518 Comment
  RSA0110599  Oxytheca parishii var. parishii Richard G. Swinney 2010-9-30 13915 Los Angeles 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  POM50851  Oxytheca trilobata A. D. E. Elmer 1902-06 3695 Los Angeles Acton. Comment
  CAS-BOT-BC318203  Packera breweri Samuel Bonsal Parish 1887-6-1 1893 Los Angeles Summit of Tejon Comment
  POM48028  Paeonia californica C. F. Baker 1903-4-1 4120 Los Angeles Claremont. Comment
  UCD88153  Panicum antidotale P. B. Dickey 1939-7-26 711 Los Angeles Lompoc. From Hollister plots. 853 Comment
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Oct 3 2016
  POM366037  Panicum capillare Bonnie C. Templeton 1934-10-13 4797 Los Angeles Los Angeles River Comment
  RSA66304  Papaver californicum F. W. Peirson 1921-4-10 2397 Los Angeles Trail from San Dimas to Sycamore Flat, San Gabriel Mountains. 534 Comment
  CAS-BOT-BC253940  Parapholis incurva Alice Eastwood 1906-5-27 190 Los Angeles San Pedro Comment
  CAS-BOT-BC403918  Parietaria hespera Tim Ross; Steve Boyd; Laurel Arnseth 1990-4-8 4297 Los Angeles San Clemente Island. E side of island, near Malo Point, first cyn S of Bryce Cyn. Comment
  RSA640723  Parietaria hespera var. hespera Louis C. Wheeler 1931-4-27 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  RSA0016997  Paspalum dilatatum Anstruther Davidson 1917-07 3160 Los Angeles La Habra; Los Angeles. Comment
  SBBG63490  Pectocarya penicillata R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  SDSU21091  Pectocarya penicillata Ian Cain 2010-5-9 1400 Los Angeles East south east of Llano. Just north of the corner of Highway 138 and 185th street east 1003 Comment
  SEINET3860014  Pectocarya penicillata R. G. Swinney 2009-4-24 10459 B Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  RSA549538  Pectocarya penicillata T. S. Ross 1992-4-27 6242 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA586619  Pectocarya recurvata T. S. Ross, Steve Boyd 1991-3-23 4286 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  UCR272855  Pedicularis semibarbata R. G. Swinney 2011-8-5 15590 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  UCR59228  Pelargonium A. C. Sanders 1988-2-18 7682 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  CATA165  Pellaea andromedifolia Mark L. Hoefs 1973-3-17 128 Los Angeles Santa Catalina Island: Ben Weston Beach Road 45 Comment
  RSA660768  Pellaea andromedifolia Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 48 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 659 Comment
  RSA704360  Pellaea mucronata Gary D. Wallace, Z. Wallace 1982-4-24 1929 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  UCR231175  Pellaea mucronata Dan S. Cooper 2011-10-10 1011- 116 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, SW slope of Mt. Hollywood, just north of tunnels of Mt. Hollywood Dr. 369 Comment
  RSA191350  Pellaea mucronata subsp. californica R. F. Thorne, M. Z. Thorne 1967-7-19 37200 Los Angeles San Gabriel Mountains, Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  RSA0084665  Pellaea mucronata subsp. californica T. R. Pray 1958-7-25 1101 Los Angeles E end of San Gabriel Mountains. 2439 Comment
  POM6790  Pellaea mucronata var. mucronata O. Kenney 1890-03 s.n. Los Angeles Near Pasadena Comment
  RSA659676  Pennisetum setaceum Chris White 1991-5-20 18 Los Angeles Point Fermin Comment
  RSA0086830  Penstemon centranthifolius R. G. Swinney 2011-6-14 15156 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  RSA0091535  Penstemon centranthifolius R. G. Swinney 2011-6-14 15121 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA585913  Penstemon centranthifolius Tim S. Ross 1990-5-17 2566 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
  RSA650195  Penstemon centranthifolius Lori Ackerman, Gerald Braden 1988-4-22 22 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA188500  Penstemon grinnellii subsp. grinnellii Robert F. Thorne, John Olmsted 1965-8-26 35356 Los Angeles San Gabriel Mountains; Angeles National Forest, near top of Blue Ridge SE of Holiday Hill Ski Lift 2561 Comment
  SD127611  Penstemon grinnellii var. grinnellii Scott Zona, D. Arias, et al. 21-28 Jun 1989 331 Los Angeles Mountain High Ski Resort; west of Wrightwood. 2020 Comment
  UCD124237  Penstemon heterophyllus var. australis Daryl Koutnik 1978-5-30 504 Los Angeles Cornell Corners on Cornell Road south of Agoura Road. 274 Comment
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Oct 1 2018
  RSA578794  Penstemon labrosus Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  UC1602297  Penstemon labrosus J. H. Barber 1897-7-11 267 Los Angeles summit of Mt. Gleason summit of Mt. Gleason (Southern California) Comment
  SFV17399  Penstemon spectabilis M. S. Valenzuela 1998-5-20 64 Los Angeles Santa Monica Mountains Along Mulholland Drive at mile marker 24.57. West of Cold Canyon. 305 Comment
  RSA649982  Penstemon spectabilis var. spectabilis T. Sargent 1959-5-18 s.n. Los Angeles Rio Hondo Wash N. of [Hwy] 99. Comment
  NY661220  Penstemon spectabilis var. subviscosus C. F. Baker 1903-7-20 3348 Los Angeles Claremont Comment
  RSA0070817  Pentagramma triangularis T. S. Ross, Steve Boyd 1990-5-31 2742 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA0062903  Pentagramma triangularis T. S. Ross 1991-3-24 4296 Los Angeles Whittier Hills (Puente Hills, pro parte): Small canyon that drains northward to Turnbull Canyon from the NW side of Workman Hill. 341 Comment
  RSA0065221  Pentagramma triangularis Mark Hoefs 1973-3-13 70 Los Angeles Santa Catalina Island: upper Avalon Canyon, west of Memorial. 259 Comment
  LA94208  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1786 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker School Road. 304 Comment
  RSA687404  Pentagramma triangularis subsp. triangularis G. R. Proctor 1944-02 781 Los Angeles Sepulveda Canyon Comment
  UC450862  Pentagramma triangularis subsp. triangularis Fay A. MacFadden 1931-5-29 55 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCSB62245  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-9-4 Los Angeles San Gabriel Mtns., Fish Fork of the East Fork of the San Gabriel River, ca. 1 mi. downstream from upper Fish Fork Camp 1584 Comment
  LA33623  Peritoma arborea Peter H. Raven; 1959-3-15 13845 Los Angeles Santa Monica Mountains, Zuma Canyon, just E of Zuma Beach 21 Comment
  SBBG13456  Perityle emoryi E. R. Blakley 1962-10-4 5411 Los Angeles SE side of the Isthmus Cove 3 Comment
  UCR260360  Phacelia R. G. Swinney 2010-4-30 12448 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA587464  Phacelia affinis Orlando Mistretta 1995-4-11 1616 Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  LA200561  Phacelia brachyloba Jonathan Sauer; Stephanie Hedges 1978-5-27 6039 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  RSA0088599  Phacelia brachyloba R. G. Swinney 2010-5-11 12686 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  CATA911  Phacelia cicutaria var. hispida Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1754 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  UCR150895  Phacelia cicutaria var. hispida Valerie Soza, Kent Hughes 1999-6-17 540 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon 732 Comment
  RSA134849  Phacelia cicutaria var. hispida Peter H. Raven, H. J. Thompson 1960-4-12 15023 Los Angeles Mulholland Drive 3.1 miles west of Las Virgines Road. 274 Comment
  UCR213314  Phacelia cicutaria var. hubbyi Justin M. Wood 2009-6-8 856 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  POM74167  Phacelia ciliata F. W. Peirson 1908-4-18 866 Los Angeles Point Fermin. Comment
  SEINET3158087  Phacelia ciliata E. K. Balls, L. W. Lenz 1950-3-28 14473 Los Angeles 3 miles E of junction of Hwy 138 and road to Sandberg, Antelope Valley. 914 Comment
  UC573241  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
  UCR160022  Phacelia distans L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mtns, Big Rock Creek 1mi N of Big Rock Springs 1143 Comment
  UCR220043  Phacelia distans R. G. Swinney 2009-4-24 10455 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR223500  Phacelia distans R. G. Swinney 2009-5-28 10950 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  VVC3072  Phacelia distans Tim Thomas, P. J. MacKay 2015-5-10 6617 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  POM3768  Phacelia distans O. W. Robinson 1916-3-10 s.n. Los Angeles Wash near Greek Theater, Claremont. Comment
  RSA582640  Phacelia distans Louis C. Wheeler 1933-5-20 1740 Los Angeles 2 miles NE La Verne. 373 Comment
  RSA648041  Phacelia distans Orlando Mistretta 1992-7-13 677 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SD43391  Phacelia douglasii var. douglasii Darley F. Howe 1948-5-2 Los Angeles Angeles Crest, desert side. 1036 Comment
  RSA74928  Phacelia egena F. W. Peirson 1942-5-15 13463 Los Angeles Rock Creek. 1296 Comment
  UC55296  Phacelia fremontii J. H. Barber 1897-6-28 210 Los Angeles Kentucky Springs Comment
  LA200567  Phacelia grandiflora John O'Leary; 1974-4-29 277 Los Angeles Santa Monica Mountains, Stone Canyon, S-facing slope above Stone Canyon Reservoir 274 Comment
  LA33995  Phacelia grandiflora Henry J. Thompson; 1959-5-24 2013 Los Angeles Santa Monica Mountains, Tuna Canyon, 2.3 mi N of Pacific Coast Hwy, 2.1 mi S of summit and junction with Saddle Peak Rd, Tuna Canyon Rd 396 Comment
  RSA656479  Phacelia grandiflora Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 726 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 518 Comment
  RSA0112068  Phacelia grandiflora Steven A. Junak 2000-5-18 SCa- 1290 Los Angeles Santa Catalina Island. Above Goat Harbor. 356 Comment
  UC206192  Phacelia hubbyi T. S. Brandegee s.n. Los Angeles Los Angeles Comment
  RSA732810  Phacelia imbricata subsp. imbricata R. G. Swinney 2000-5-19 7682 Los Angeles San Gabriel Mtns.: San Dimas, SE-facing ridge west of San Dimas Canyon Rd., c. 300 m north of Golden hills Rd. and 400 m west of stream. 512 Comment
  UC126017  Phacelia lemmonii Dr. A. Davidson 1800-1 Los Angeles Rock Creek Comment
  UC573224  Phacelia longipes A. D. Gifford 1935-3-31 537 Los Angeles 4 1/2 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle 1219 Comment
  CATA1678  Phacelia lyonii Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2969 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  UC1432905  Phacelia lyonii Reid Moran, R. M. Beauchamp, and T. Oberbauer 1975-8-23 22696 Los Angeles above confluence of Iwo Jima Gulch; San Clemente Island, China Canyon 200 Comment
  RSA0085403  Phacelia minor R. G. Swinney 2010-4-23 12353 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  SFV21028  Phacelia minor L. Gross 2002-2-24 483 Los Angeles Verdugo Mountains Northwest side of mountains. Entered at corners of Ledge Ave. and Tuxford Street off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow Hills, where Sunland Blvd. runs through. 305 Comment
  RSA428058  Phacelia minor Helen M. Oster 1924-4-12 s.n. Los Angeles North ov Vermont and Western. Comment
  RSA428063  Phacelia minor Anstruther Davidson 1906-06 s.n. Los Angeles Glendale. Comment
  RSA783491  Phacelia parryi J. D. Olmsted 1958-3-11 44 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, [city of] Claremont near eastern boundary of Los Angeles County. 366 Comment
  RSA0021709  Phacelia ramosissima Duncan S. Bell, Caitlin Elam 2013-6-24 5258 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  CAS-BOT-BC159100  Phacelia ramosissima var. latifolia Ernest Braunton 1902-7-6 508 Los Angeles L.A. River Comment
  CAS-BOT-BC133979  Phacelia tanacetifolia C. F. Baker 1909-3-20 5242 Los Angeles Claremont Comment
  RSA428210  Phacelia tanacetifolia M. V. Hood 1939-5-13 s.n. Los Angeles Big Oak above Bouquet Canyon. 1098 Comment
  CATA1490  Phalaris aquatica Mark L. Hoefs, Steven A. Junak 1996-5-1 2694 Los Angeles Santa Catalina Island: By summit reservior 408 Comment
  RSA595003  Phalaris aquatica Mark Hoefs, Steven Junak, Janet Takara, Misty Gay 1995-7-13 2374 Los Angeles Santa Catalina Island. Silver Peak Trail Road, off Upper West End Road. 476 Comment
  RSA610540  Phalaris aquatica L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Water Canyon. 518 Comment
  RSA251545  Phalaris caroliniana R. F. Thorne 1973-4-12 42956 Los Angeles San Clemente Island, south of Pyramid Cove near Silver Mine, bottom of old bomb crater. 30 Comment
  CAS-BOT-BC259051  Phalaris lemmonii LeRoy Abrams 1903-4-9 3234 Los Angeles Inglewood Comment
  CAS-BOT-BC259059  Phalaris lemmonii Steven A. Junak 1997-5-20 SCI- 880 Los Angeles San Clemente Island: SW side of San Clemente Island Ridge Road, ca. 0.73 miles SSE of Thirst Peak, in extreme upper reaches of Cave Canyon 539 Comment
  RSA158310  Phalaris minor P. H. Raven 1962-4-11 17302 Los Angeles Northwest end of island between Driggs and West Rock, San Clemente Island 15 Comment
  RSA3614  Phalaris minor C. B. Wolf 1932-5-14 3633 Los Angeles Santa Catalina Island. Hillside above Amphitheatre, Avalon. 61 Comment
  SD30639  Phalaris minor Edith A. Purer 1931-4-28 2026 Los Angeles Roadside along Ballona Road Near El Segundo Comment
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Jul 9 2014
  RSA692172  Pholistoma auritum Scott D. White 2003-5-20 9318 Los Angeles Northern Chino hills: Diamond Bar. Hills and canyons within gated community called The Country, east of Diamond Bar Blvd. Steep unnamed canyons draining southward into Tonner Canyon. 244 Comment
  RSA0102539  Pholistoma membranaceum Richard 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. Under transmission lines. 945 Comment
  RSA506825  Pholistoma membranaceum Louis C. Wheeler 1967-5-12 9490 Los Angeles San Gabriel Mountains. Between summits 4174 and 4183, east of Vincent. 1250 Comment
  RSA459301  Pholistoma racemosum A. A. Heller 1894-04 s.n. Los Angeles Catalina Island Comment
  RSA459310  Pholistoma racemosum M. B. Dunkle 1929-3-3 2052 Los Angeles Hamilton Beach; Santa Catalina Island Comment
  SBBG128316  Pholistoma racemosum M. L. Hoefs 1991-4-7 1041 Los Angeles upper Avalon Cyn, above Wrigley Memorial and Garden, near rd to Divide 326 Comment
  LA209903  Phoradendron bolleanum Norman C. Cooper; 1943-11-19 992 Los Angeles Mint Canyon 761 Comment
  RSA729455  Phoradendron bolleanum R. G. Swinney 1998-7-8 6327 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UCR153424  Phoradendron tomentosum subsp. macrophyllum James Henrickson 1979-3-3 17812 Los Angeles Transverse Ranges; Liebre Mts region, c. 1 mi NE of Saugus along Santa Clara River, 1 mile west of Bouquet Canyon Road, N of the Saugus-Ventura road 343 Comment
  RSA702562  Phoradendron villosum Scott D. White 2004-5-10 10357 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  POM187680  Phyla lanceolata J. Ewan 1930-9-15 5526 Los Angeles Edge of Marshy fence-corner in wet ground. Ballona Creek near Playa del Rey Rd. 8 Comment
  RSA683946  Phyllospadix scouleri David Young, R. Setzer, H. Klinger, F. Mintun, Robert Setzer, D. Weiss, L. Harris, S. Plant 1977-5-7 9655 Los Angeles Latigo Shore Road, about 3/4 mile west of west end of Corral Beach. Rocky intertidal point. Comment
  POM155761  Physalis philadelphica M. L. Bryan 1928-10-3 92 Los Angeles Mandeville Canyon Comment
  POM292908  Physalis philadelphica Lyman D. Benson 1945-10-22 11905 Los Angeles Claremont; Drainage area: Pacific Slope. 335 Comment
  POM50617  Physalis philadelphica L. R. Abrams 1901-7-20 1904 Los Angeles San Gabriel Comment
  HSC79836  Pinus contorta var. murrayana B. A. Prigge 1970-12-12 109 Los Angeles 18 mi. N of San Dimas, 1 mi. S of Dawsom Saddle on Hwy. 2, San Gabriel Mtns. 2744 Comment
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Oct 16 2014
  RSA577896  Piperia cooperi Louis C. Wheeler 1933-5-5 1694 Los Angeles San Gabriel Mountains, Fish Canyon. 290 Comment
  CAS-BOT-BC136553  Piperia cooperi Grant 1901-4-14 3804 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  POM301701  Piptatherum miliaceum J. C. Roos 1942-9-27 1734 Los Angeles Corner North Orlando and Beverly Blvd. Comment
  RSA549226  Piptatherum miliaceum Scott D. White 1992-10-8 922 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  LA202300  Pistia stratiotes Arthur C. Gibson; 2004-7-31 5056 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, NW-edge of Lake Malibou. Comment
  RSA356024  Pisum sativum R. F. Thorne 1973-3-14 42649 Los Angeles San Dimas Canyon near its mouth. Comment
  UCR178055  Pittosporum undulatum LeRoy Gross 2003-2-22 748 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
  RSA0117719  Plagiobothrys arizonicus A. C. Sanders 2007-4-25 33591 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.7 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  UCR126747  Plagiobothrys arizonicus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26234 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  UCR187110  Plagiobothrys arizonicus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32241 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  UCR95313  Plagiobothrys arizonicus T. S. Ross, V. W. Steinmann 1995-5-8 8573 Los Angeles San Gabriel Mtns., Slopes between leona Valley and Lost Valley. 1183 Comment
  RSA595687  Plagiobothrys arizonicus L. C. Wheeler 1967-5-8 9336 c Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  SEINET3152899  Plagiobothrys arizonicus var. catalinensis G. B. Grant, W. Wheeler 1904-4-21 996 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California. Comment
  SD69706  Plagiobothrys canescens Robert F. Thorne 1966-4-28 36255 Los Angeles Santa Catalina Island; Hay Press area. 427 Comment
  UC537069  Plagiobothrys canescens P. A. Munz 1934-4-2 13141 Los Angeles Puddingstone Canyon San Dimas 304 Comment
  UCR86538  Plagiobothrys collinus var. gracilis T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5315 Los Angeles Channel Islands, West side San Clemente Island, between Box & Horse Canyons 485 Comment
  UCR186963  Plagiobothrys nothofulvus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31974 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
  CATA865  Plantago coronopus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1674 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  RSA249730  Plantago erecta Robert F. Thorne, M. Z. Thorne 1973-2-12 42475 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman's Cove. 46 Comment
  UCR126892  Plantago erecta A. C. Sanders 2003-4-29 26167 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA523630  Plantago erecta J. T. Howell 1928-3-20 3480 Los Angeles Vermont Canyon, Criffith Park. Comment
  JEPS7126  Plantago lanceolata Elizabeth Day Palmer 1908-7-26 Los Angeles Los Angeles Comment
  RSA600537  Plantago major Steve Boyd, Lauren Raz 1997-5-28 9859 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
  RSA4835  Plantago major James Snow 1932-1 s.n. Los Angeles Bryant Ranch, Long Beach, Station 3, Plant 1 Comment
  RSA589056  Plantago patagonica Orlando Mistretta 1994-6-6 1317 Los Angeles San Gabriel Mountains, Little Rock Creek: Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3. 1280 Comment
  RSA600420  Platanus racemosa Steve Boyd, Lauren Raz 1997-4-30 9625 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  UCR193638  Platanus racemosa A. C. Sanders 2008-7-10 35728 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
  CAS-BOT-BC91676  Platystemon californicus Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  UCSB2199  Platystemon californicus Kamb, Peter 1948-5-6 Los Angeles Lower Sonoran Zone; Desert foothills of the San Gabriel Mts; above Little Rock 975 Comment
  RSA445694  Platystemon californicus M. B. Dunkle 1938-3-20 5227 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  RSA503436  Platystemon californicus var. crinitus Louis C. Wheeler 1967-5-12 9484 Los Angeles San Gabriel Mts.: broad rounded sunny saddle on porous soil, between 4174 and 4183 E of Vincent 1250 Comment
  RSA100275  Plectritis ciliosa subsp. insignis F. W. Peirson 1925-4-23 5807 Los Angeles San Gabriel River 366 Comment
  RSA0031848  Poa annua Louis Van Velzen 1987-5-11 87 -01 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. and 210 Fwy. Comment
  UCR185605  Poa bulbosa A. C. Sanders 2007-4-25 33560 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  SEINET214699 Image available Poa nevadensis Unknown 1974-4-5 7629 Los Angeles north foothills of the San Gabriel Mountains, Portal Ridge, 13 airmiles west of Lancaster. 1067 Comment
  UCR204747  Poa pratensis R. G. Swinney 2005-8-9 8421 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0045418  Poa pratensis Wendy Boes, Andrew Wheeler 2009-7-13 2009 -037 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  RSA549509  Poa secunda Timothy S. Ross 1990-6-18 3463 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA588902  Poa secunda Timothy S. Ross, Steve Boyd 1990-5-15 2539 Los Angeles Yerba Buena Ridge, Tujunga RAnger District, Angeles National Forest; ridgeline between Boulder Canyon drainage (on NW) and Big Tujunga Canyon (on NE) 1012 Comment
  RSA592894  Poa secunda L. C. Wheeler 1967-4-30 9224 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  UCR209230  Poa secunda R. G. Swinney 2008-6-17 9061 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  CATA126  Poa secunda subsp. secunda Mark L. Hoefs, A. Douglas Propst 1973-3-14 96 Los Angeles Santa Catalina Island: Ridge between Cape and Skull Canyons 304 Comment
  CATA191  Poa secunda subsp. secunda Mark L. Hoefs, A. Douglas Propst 1973-4-6 161 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  UC926645  Poa secunda subsp. secunda Agnes Chase Apr 12 1910-Apr 15 1910 1184 Los Angeles Mt Wilson Comment
  SBBG13488  Polycarpon tetraphyllum P. H. Raven 1962-5-22 17827 Los Angeles near mouth of Cherry Cyn 6 Comment
  UCR259384  Polycarpon tetraphyllum R. G. Swinney 2010-4-20 12281 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA286762  Polycarpon tetraphyllum R. F. Thorne 1974-6-3 44688 Los Angeles Claremont, at 1010 Northwestern Drive 335 Comment
  LA103203  Polygala cornuta var. fishiae Barry A. Prigge; 1985-6-14 6419 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA4817  Polygonum argyrocoleon James Snow 1932-1 s.n. Los Angeles Bryant Ranch, near Long Beach. Station #1, Plant #1 Comment
  UCR256862  Polygonum aviculare R. G. Swinney 2010-8-16 13541 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA611071  Polygonum aviculare subsp. depressum Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: 17th Street at Gaffey Street. Comment
  UCD100167  Polygonum aviculare subsp. depressum Kenneth A. Wilson 1961-2-21 873 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  RSA614338  Polygonum persicaria B. Pitzer, P. Gomez 1996-4-28 2741 Los Angeles Los Angeles Basin Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue. Comment
  RSA584058  Polypodium californicum T. S. Ross, Steve Boyd 1991-4-25 4589 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  RSA689901  Polypodium californicum H. L. Bauer 1931-1-3 s.n. Los Angeles Topanga Canyon Comment
  UC1587151  Polypodium californicum Tim Ross 1991-5-21 5396 Los Angeles upper easterly branch of Box Canyon; San Clemente Isl. 457 Comment
  POM12210  Polypodium californicum M. L. Kendall 1921-2-11 56 Los Angeles Fish Canyon. Comment
  RSA160493  Polypodium californicum Robert M. Lloyd 1962-1-17 573 Los Angeles c. 150 meters up Evey Canyon from Mt. Baldy Highway. San Gabriel Mountains, c. 5 miles NE of Claremont. Comment
  RSA526643  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4216 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side. Comment
  UCSB62341  Polypodium californicum Kiefer, Lawrence 1967-4-8 Los Angeles San Gabriel Mtns., NW Mt. Wilson Falls Canyon, tributary of W fork of San Gabriel River, ca. 1/2mi up from confluence 1127 Comment
  UCSB62760  Polypodium californicum Kiefer, Lawrence 1963-11-10 Los Angeles Puddingstone Canyon, S of end of Cataract St., San Dimas 182 Comment
  RSA596130  Polypogon interruptus Timothy S. Ross, Steve Boyd 1995-6-28 8634 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  CATA826  Polypogon monspeliensis Mark L. Hoefs 1991-6-17 1418 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  UCR277215  Polypogon monspeliensis R. G. Swinney 2010-5-25 12940 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA395490  Polypogon viridis Stone 1936-4-15 s.n. Los Angeles Inglewood. Comment
  RSA600536  Polypogon viridis Steve Boyd, Lauren Raz 1997-5-28 9861 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
  SBBG59496  Polypogon viridis M. N. Ackley -Mar-1928 18 Los Angeles Eagle Rock 304 Comment
  UCR189995  Polystichum imbricans R. G. Swinney 1998-6-16 6975 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  UC729764  Populus trichocarpa Carl B. Wolf 1932-5-12 3603 Los Angeles at bridge on Isthmus Road Cottonwood Canyon (Santa Catalina Island); , Cottonwood Canyon 15 Comment
  UCR205031  Potentilla glandulosa R. G. Swinney 2001-9-15 8187 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA85766  Potentilla glandulosa subsp. nevadensis F. W. Peirson 1921-7-17 2678 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2058 Comment
  RSA748784  Prosopis glandulosa Justin M. Wood 2009-4-7 465 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA649653  Prunus fasciculata var. fasciculata Michael Horn 1991-4-30 2 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  UC1128425  Prunus ilicifolia F. H. Raymond 1930-1-28 34 Los Angeles Escondido Pass 487 Comment
  RSA659950  Prunus ilicifolia subsp. ilicifolia Orlando Mistretta 1992-5-18 348 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA675943  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-9 798 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. 354 Comment
  SD28036  Prunus ilicifolia subsp. lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Santa Catalina Island, left (E.) fork of Pebbly Beach Canyon, 1/3 mi. above Mexican houses 152 Comment
  CAS-BOT-BC356567  Pseudognaphalium biolettii N. Dunn; J. Ewan 1931-12-6 5560 Los Angeles Stone Canyon, road around lake. Santa Monica Mts. Comment
  RSA271687  Pseudognaphalium biolettii M. B. Dunkle 1939-4-4 7250 Los Angeles San Clemente Island: Chenetti Canyon. Comment
  SFV15630  Pseudognaphalium biolettii M. Merchant 1992-4-18 15 Los Angeles San Gabriel Mountains Sunland. Mouth of Big Tujunga Canyon. End of Tujunga Valley Street. In wash with rocky, sandy soil. 430 Comment
  UC1922675  Pseudognaphalium californicum Valerie Soza, LeRoy Gross 2001-5-9 1195 b Los Angeles Transverse Ranges; Verdugo Mountains region: Southern San Rafael Hills: S of mouth of Scholl Canyon. W end of Valle Vista fire road, ridgetop along fire road 247 Comment
  UCD135095  Pseudognaphalium luteoalbum M. Vincent 1963-3-5 315 Los Angeles S.F.V.S.C. Campus. Comment
  UC468797  Pseudognaphalium ramosissimum C. F. Millspaugh 1920-1-12 4571 Los Angeles Middle Ranch Canyon Santa Catalina Island, Middle Ranch Canyon Comment
  RSA158301  Psilocarphus tenellus P. H. Raven 1962-5-9 17664 Los Angeles Near head of canyon at S end of Mosquito Cove, San Clemente Island 290 Comment
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Dec 25 2010
  SD90375  Psilocarphus tenellus var. tenellus Robert F. Thorne 1966-4-17 36087 Los Angeles San Clemente Island, near reservoirs between Boulder and Horton, northeast side of island. 490 Comment
  RSA690867  Pteridium aquilinum var. pubescens E. S. Spalding 1922-11-20 s.n. Los Angeles Near Glendale Comment
  RSA657015  Pterostegia drymarioides Joseph M. Keefe 2001-1-19 31000 Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  SBBG38776  Pterostegia drymarioides R. Moran 1941-2-17 576 Los Angeles Middle Ranch 500 Comment
  RSA584497  Pterostegia drymarioides Tim S. Ross, Barbara J. Ertter, Barney Lipscomb, Jayne Uerling 1992-5-24 6397 Los Angeles San Gabriel Canyon: Short east-southeasterly draw on the W side of San Gabriel Reservoir, just N of Robbs Gulch. 470 Comment
  UCR198388  Quercus X grandidentata Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 667 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 549 Comment
  UCD46921  Quercus X macdonaldii Warren Roberts; Dick Hildreth and Karl Raven 1973-9-19 SCI73 20 Los Angeles Santa Cruz Island. Comment
  UCD46927  Quercus X macdonaldii Robert F. Thorne; P. Everett 1965-5-12 34639 Los Angeles Wet margins of small stream in Bulrush Canyon, Santa Catalina Island. 243 Comment
  CAS-BOT-BC45630  Quercus agrifolia Timothy S. Ross; Steve Boyd 1994-9-20 8265 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir. Green Valley 7.5' USGS Quadrangle 934 Comment
  RSA571668  Quercus agrifolia C. Epling 1930-3-8 s.n. Los Angeles Mandeville Canyon. Comment
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Dec 21 2016
  RSA652555  Quercus agrifolia var. agrifolia Thomas Seerley 1948-2-22 s.n. Los Angeles San Gabriel Mountains, Glendora. Comment
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Jun 16 2014
  RSA671252  Quercus agrifolia var. oxyadenia R. E. Riefner Jr. 2000-8-29 20 -750 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  RSA653519  Quercus berberidifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 280 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  UCD45317  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  UCSB34829  Quercus berberidifolia Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  LA205270  Quercus chrysolepis J. Sauer; 1972-5-1 5076 Los Angeles San Gabriel Mountains, N side of Mt. Pacifico Comment
  LA46439  Quercus chrysolepis Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  SD171858  Quercus douglasii E. R. Blakely 1962-10-6 5472 Los Angeles Santa Catalina Island, head of Bullrush Canyon 358 Comment
  SEINET2066421 Image available Quercus dumosa C. F. Schutts 1949-10-7 197 Los Angeles Webb Canyon NW of Claremont 579 Comment
  CAS-BOT-BC86217  Quercus dumosa J. Ewan 1931-10-24 5259 b Los Angeles One mile above Malibu Lake on Seminole Hot Springs Rd. Santa Monica Mts. Comment
  UCR180023  Quercus durata R. G. Swinney, Dave Larson 1996-8-7 5225 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  POM121997  Quercus durata var. gabrielensis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA652305  Quercus durata var. gabrielensis Matt Bogdanoff 1981-5-25 27 Los Angeles Glendora Mtn. Rd., 6.7 mi N of junction with Sierra Madre Ave., N of Glendora. 762 Comment
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Jul 18 2014
  RSA737486  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-12 4107 Los Angeles La Verne. 152m N Baseline, 1.37km west of Live Oak Cyn Road & 1.28km east of Marshall Creek Comment
  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
  RSA775957  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2010-6-17 5336 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UCR197226  Quercus durata var. gabrielensis Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 988 Los Angeles Verdugo Mountains, southwest side,along Verdugo Mtwy, east of junction with Stough Canyon Mtwy, above Stough Canyon, northeast side of Peak ''2646' 762 Comment
  UCR219417  Quercus durata var. gabrielensis R. G. Swinney 2009-3-25 10161 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  POM295270  Quercus engelmannii Lyman Benson 1949-10-20 14272 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  RSA626242  Quercus engelmannii R. N. Philbrick, Robert F. Thorne 1967-5-18 B 67 -220 Los Angeles Catalina Island. Lower Middle Bull Rush Canyon, Salta Verde Comment
  SD181500  Quercus engelmannii LeRoy Gross 2001-3-23 344 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. On sunny ridge just above road. 487 Comment
  UC1135587  Quercus engelmannii A. E. Wieslander 1936-8-29 685 Los Angeles Santa Anita Pasadena Quad. 182 Comment
  UCR256245  Quercus john-tuckeri R. G. Swinney 2010-5-19 12842 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  SEINET8987487  Quercus john-tuckeri Unknown 2013-1 239 Los Angeles Rancho Santa Ana Botanic Garden Comment
  CAS-BOT-BC105250  Quercus kelloggii Timothy S. Ross; Steve Boyd 1994-6-23 8031 Los Angeles Liebre Mountains. Sawmill Mountain: 5514- ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  UCD46688  Quercus kelloggii F. W. Peirson 1921-7-3 1708 Los Angeles Rock Creek, San Gabriel Mountains. (Leaves July 3, 1921; Flowers May 26, 1923). 1996 Comment
  UCR185568  Quercus lobata A. C. Sanders, T. B. Salvato 2007-4-25 33544 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
  RSA623512  Quercus pacifica J. M. Tucker 1992-3-31 s.n. Los Angeles Santa Catalina Island, upper Middle Ranch canyon below pump station, roughly 4.5 miles west of Avalon 256 Comment
  UCD14050  Quercus pacifica John M. Tucker 1992-3-29 s.n. Los Angeles California, Los Angeles Co.; Santa Catalina Island, along main road just east of Haypress Reservoir, roughly 1 3/4 mi. northwest of Avalon, Comment
  SEINET7143822  Quercus wislizeni Timothy S. Ross, Steve Boyd 1995-6-28 8621 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad.; 0 707 Comment
  RSA729924  Quercus wislizeni var. frutescens R. G. Swinney, Dave Larson 1998-4-26 6044 Los Angeles Browns Flat, San Dimas Experimental Forest 1317 Comment
  CATA3451  Rafinesquia californica Benjamin J. Dion, Stuart Olshevski 2017-6-28 033 Los Angeles Santa Catalina Island: Channel Side; on flat area along a cliff above the beach at Ripper's Cove 20 Comment
  RSA764952  Ranunculus californicus Doris Bowers 1957-3-10 84 Los Angeles Rocky Point, La Verne 335 Comment
  RSA399385  Ranunculus californicus J. W. Holland 1884-4-19 s.n. Los Angeles [Unspecified] Comment
  JEPS60675  Ranunculus cymbalaria var. saximontanus Frank W. Peirson 1919-6-15 486 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  POM50152  Ranunculus cymbalaria var. saximontanus L. R. Abrams 1901-04 1441 Los Angeles Los Angeles River. Comment
  RSA232289  Ranunculus cymbalaria var. saximontanus Robert F. Thorne, M. Z. Thorne 1969-7-10 38417 Los Angeles Along Mescal Creek. 2043 Comment
  UC827828  Ranunculus hebecarpus Ira W. Clokey, B. Templeton Apr. 1929 4429 Los Angeles Mandeville Canyon Santa Monica Mountains (n slope) 300 Comment
  RSA763926  Raphanus sativus Doris Hoover Bowers 1957-3-23 154 Los Angeles Rocky Point, LaVerne. 335 Comment
  LA32256  Raphanus sativus Peter H. Raven; Henry J. Thompson 1959-6-4 14320 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  UCD115235  Raphanus sativus Kenneth A. Wilson 1961-3-12 1010 Los Angeles Point Dume, Cliffside Drive and Fernhill Drive. Comment
  RSA663662  Rhamnus californica subsp. californica Gary D. Wallace 1965-6-16 s.n. Los Angeles Cattle Canyon, above Azusa. Comment
  CAS-BOT-BC59939  Rhamnus crocea P. C. Everett 1935-6-25 7245 Los Angeles San fernando Valley. Foothill Blvd., 7/10 mi. w. of Van Nuys Blvd. 274 Comment
  LA207741  Rhamnus crocea Carl Epling; 1926-4-24 sn Los Angeles Mint Canyon 1523 Comment
  POM292939  Rhamnus crocea Unspecified 1945-5-11 11715 Los Angeles Canyon below Johnson's Pasture, Claremont. Pacific slope drainage area. 549 Comment
  RSA0080781  Rhamnus crocea R. G. Swinney 2010-4-15 12247 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  RSA390812  Rhamnus crocea H. L. Bauer 1933-8-1 17991 Los Angeles Santa Monica Mts. , roadside in lower Latigo Canyon. 305 Comment
  RSA760593  Rhamnus crocea R. G. Swinney 2009-3-10 10072 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  CAS-BOT-BC56001  Rhamnus ilicifolia John Thomas Howell 1928-3-2 3362 Los Angeles Griffith Park Comment
  RSA567259  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3870 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  UCR209438  Rhamnus ilicifolia R. G. Swinney 1969-6-12 565 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 348 Comment
  UC1018419  Rhamnus ilicifolia Paul Gripp 1954-6-14 Los Angeles Malibu Picnic Park, on way to YMCA Camp Comment
  CAS-BOT-BC59786  Rhamnus pirifolia Lester Rowntree 1938-3-16 s.n. Los Angeles Catalina. Comment
  RSA3559  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3503 Los Angeles Santa Catalina Island. Avalon Canyon above the east almond orchard. 122 Comment
  RSA390860  Rhamnus pirifolia R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  UCR3526  Rhamnus pirifolia O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  CAS-BOT-BC168134  Rhus aromatica J. Grinnell 1903-7-30 s.n. Los Angeles Arroyo Seco near Pasadena Comment
  SBBG37719  Rhus integrifolia M. B. Dunkle 1939-4-3 7239 Los Angeles Chenetti Cyn Comment
  UCR13460  Rhus integrifolia O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA386382  Rhus ovata F. R. Fosberg 1931-1-7 7106 Los Angeles Sierra Madre 300 Comment
  RSA650232  Rhus ovata G. Foster 1961-6-2 s.n. Los Angeles Old Baldy Rd., Angeles National Forest Comment
  RSA655939  Rhus ovata James Henrickson 2000-4-15 20709 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  SBBG13595  Rhus ovata P. H. Raven 1962-5-2 17803 Los Angeles upper Bullrush Cyn, on W side 289 Comment
  SFV2143  Rhus ovata P. G. Kilburn 1957-10-31 531 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 350 Comment
  UC1922313  Rhus ovata Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 807 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 39.4'' N 118deg 17' 34'' W T2N R14W E/4, SE/4 sec. 36. Elev. 1800 Feet. Comment
  UC1595429  Rhus trilobata Tim Ross 1992-7-10 6638 Los Angeles Big Tujunga Canyon, 310m e of where Cold Water Canyon meets Big Tujunga Creek (e side of the road to Colby Ranch); San Gabriel Mountains 963 Comment
  SEINET12236058  Rhus trilobata D. P. Reagan 1974-1 16 Los Angeles 2 mi NW of Valencia Comment
  CAS-BOT-BC92288  Ribes amarum Louis C. Wheeler 1932-3-20 525 Los Angeles San Gabriel Mountains. San Dimas Canyon. 533 Comment
  CAS-BOT-BC92295  Ribes amarum Le Roy Abrams 1906-7-19 s.n. Los Angeles Wilsons Trail. 914 Comment
  CLARK-A1528-4115  Ribes amarum John C. Roos 1942-4-18 1085 Los Angeles San Gabriel Mountains Comment
  SD77871  Ribes amarum D. F. Howe 1970-3-8 4681 Los Angeles 10.5 miles west of Laurel Canyon Boulevard on Mulholland Drive, Santa Monica Mountains. 427 Comment
  UCR205632  Ribes aureum var. gracillimum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36997 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
  UCR2924  Ribes aureum var. gracillimum R. Oshima 1963-4-8 040863- 01 Los Angeles San Gabriel Mtns., Monrovia, 200 yds. up a dirt road adjacent to 610 Cloverleaf Drive, left side of road 259 Comment
  CAS-BOT-BC93087  Ribes californicum var. hesperium A. J. McClatchie 1893-6-2 128 Los Angeles Near Pasadena. Comment
  UCR277204  Ribes cereum R. G. Swinney 2010-9-30 13936 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  CAS-BOT-BC27148  Ribes grantii George Bernard Grant 1904-5-17 s.n. Los Angeles Mt. Wilson Comment
  CAS-BOT-BC173108  Ribes indecorum L. R. Abrams 1916-1-3 5572 Los Angeles Between Duarte and Azusa Comment
  UC519968 Image available Ribes indecorum Louis Wheeler 1933-3-4 1510 Los Angeles Claremont 388 Comment
  UC1094044  Ribes malvaceum Peter H. Raven 1957-11-20 11407 Los Angeles 4 mi e Topanga Canyon (along Mulholland Drive); Santa Monica Mountains Comment
  UC575002  Ribes malvaceum C. Epling 1934-12-12 Los Angeles near Seminole Hot Springs Comment
  RSA651626  Ribes malvaceum var. viridifolium R. Carlston 1961-5-11 s.n. Los Angeles Sierra Madre Canyon. Comment
  UC55340 Image available Ribes malvaceum var. viridifolium J. H. Barber 1897-1-6 5 Los Angeles Santa Monica Forestry Station Comment
  RSA0044685  Ribes malvaceum var. viridifolium Richard C. Barkelew 1929-4-7 15842 Los Angeles Near Los Angeles; Mulholland Highlands Comment
  RSA441454  Ribes malvaceum var. viridifolium E. S. Spalding 1923-2-13 s.n. Los Angeles [Laurel Canyon or Eagle Rock] Comment
  POM251  Ribes quercetorum W. R. Dudley 1896-6-8 4356 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA84951  Ribes quercetorum F. W. Peirson 1922-6-3 2548 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
  OBI36776  Ribes roezlii David J. Keil 1980-3-28 13738 Los Angeles Lower Shake campground near Lake Hughes 1311 Comment
  RSA578978  Ribes roezlii Tim S. Ross, Steve D. Boyd 1994-5-11 7789 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  UCR147273  Ribes roezlii var. roezlii Orlando Mistretta 1992-8-20 768 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  CAS-BOT-BC168667  Ribes speciosum John Thomas Howell 1928-3-2 3363 Los Angeles Vermont Canyon, Griffith Park Comment
  RSA476292  Ribes speciosum Ruth E. Hammond 1929-04 s.n. Los Angeles Verdugo Woodland Comment
  UCD102513  Ribes speciosum Gordon J. Pilone 1963-4-15 264 Los Angeles Dimond Bar Ranch, Brea Canyon. Santa Ana Mt. Range. 609 Comment
  JEPS20252  Ribes velutinum Charles J. Lovell 1942-5-28 Los Angeles Big Rock Creek San Gabriel Mts. 1524 Comment
  RSA603398  Ricinus communis L. C. Wheeler 1975-6-15 s.n. Los Angeles San Gabriel Mountains Region: Big Tujunga Wash at Foothill Blvd. Comment
  UCSB3613  Ricinus communis Kamb, Peter 1948-2-29 Los Angeles Crest of the Verdugo Range 853 Comment
  UCSB50278  Robinia pseudoacacia Reisentz, Paul 1977-4-2 Los Angeles Corner of Hatteras and Yolanda, Reseda 243 Comment
  RSA0016939  Robinia pseudoacacia R. G. Swinney 1989-8-24 s.n. Los Angeles Base of San Gabriel Mountians, in and near the city of Glendora; Ca. 200 yards N of Sierra Madre Ave., S of Hook Canyon debris basin 366 Comment
  RSA652117  Romneya coulteri Donald E. Miller 1948-5-17 s.n. Los Angeles On Glendora Road. 1220 Comment
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Jun 22 2015
  RSA755845  Rubus parviflorus R. G. Swinney 2008-7-2 9126 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
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Jun 13 2013
  CATA1115  Rubus ursinus Mark L. Hoefs 1995-5-23 2079 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon 115 Comment
  LA211122  Rumex Arthur C. Gibson; Tarja Sagar 2009-6-30 5259 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Peter Strauss. Comment
  POM2345  Rumex acetosella Harry Pruett 1909-1 s.n. Los Angeles Claremont. Comment
  SBBG31075  Rumex conglomeratus R. F. Thorne with D. Propst 1968-5-27 37633 Los Angeles Middle Ranch Cyn Comment
  RSA0104980  Rumex conglomeratus Steven A. Junak 1999-7-17 SCa- 1070 Los Angeles Santa Catalina Island. At W end of Rig Field, plant stop. 213 Comment
  RSA191630  Rumex crispus Robert F. Thorne, M. Z. Thorne 1966-8-29 36607 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  RSA177683  Rumex crispus Robert F. Thorne, Percy C. Everett 1965-5-11 34667 Los Angeles Santa Catalina Island: Picnic Ground. 427 Comment
  RSA660896  Rumex crispus Darron David 1992-5-8 15 Los Angeles Hacienda Heights, 3.0 miles south of the intersection of Colima Rd. and Haliburton Rd., respectively Comment
  UCSB1604  Rumex hymenosepalus Phillips, Priscilla 1958-4-26 Los Angeles 3 miles south of Pearblossom, Mohave Desert Comment
  CHSC95909  Salazaria mexicana LeRoy Gross 2005-5-3 2222 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  POM320017  Salix M. A. Clauser 1965-3-17 123 Los Angeles Evey Canyon. San Gabriel mtn range, Pacific slope drainage area. 762 Comment
  CAS-BOT-BC108064  Salix exigua Tim Ross; Orlando Mistretta 1993-5-26 7312 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (U.S.F.S.) between Wilson Canyon Saddle and May Canyon Saddle. Seepy northerly draw at roadside, head of a tributary of Los Pinetos Canyon. San Fernando 7.5' USGS quadrangle 1048 Comment
  CATA1826  Salix laevigata Sara L. Crockett 1997-3-17 581 A Los Angeles Santa Catalina Island: 0.25 mile NE on Cape Canyon Road from jct. with Middle Canyon Road, ca. 10 m E of road 225 Comment
  RSA0065853  Salix laevigata LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6784 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG59086  Salix laevigata C. W. Sharsmith 1932-1-17 11 Los Angeles San Gabriel Cyn, ca. 9.5 km above Azusa 91 Comment
  SD1033  Salix laevigata Carl W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km above Azusa 299 Comment
  SD1034  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon, Santa Monica Mountains 14 Comment
  UC506431  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-25 7698 Los Angeles Comment
  CATA88  Salix lasiolepis Peter Henrikson 1987-4-17 66 Los Angeles Santa Catalina Island: Outlet of Haypress Reservoir 411 Comment
  POM184877  Salix lasiolepis Carl. W. Sharsmith 1932-2-14 9 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA0117575  Salix lasiolepis A. C. Sanders 2006-4-10 31997 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  RSA526471  Salix lasiolepis Tim S. Ross 1991-3-24 4304 Los Angeles Whittier Hills (Puente Hills, pro parte): Lower Turnbull Canyon Comment
  RSA630266  Salix lasiolepis LeRoy Gross 1999-1-22 108 Los Angeles Southern Base ,San Gabriel Mountains.: big Tujunga Wash, east of 210 freeway, city of Sunland. 366 Comment
  UC5057  Salix lasiolepis W. H. Brewer 1860-12-23 86 Los Angeles Los Angeles Sierra Santa Monica Comment
  UC506437  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-5-10 7651 Los Angeles at Colina Dr. Verdugo Canyon Comment
  UCR216743  Salix lasiolepis R. G. Swinney 2009-2-20 10013 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR270510  Salix lasiolepis R. G. Swinney 2011-5-26 14857 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  LA208799  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-15 7626 Los Angeles Area 1 Comment
  SEINET12003295  Salix lasiolepis Unknown 1934-1 9236 Los Angeles Santa Monica Coast Range Comment
  CAS-BOT-BC107533  Salix lasiolepis var. lasiolepis Alice Eastwood Aug. 18 s.n. Los Angeles Antelope Valley Comment
  POM184876  Salix lucida subsp. lasiandra Carl. W. Sharsmith 1932-1-17 8 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  POM362683  Salix lucida subsp. lasiandra E. A. Purer 1935-5-11 6583 Los Angeles Ventura Boulevard, near Calabasas. Comment
  UC437370  Salix scouleriana I. M. Johnston 1917-8-22 1683 Los Angeles bench below ridge crest Pine Mt.; San Antonio Mts., Pine Mt. 2590 Comment
  SFV22129  Salsola tragus V. Soza, L. Gross, M. Sripracha 2001-7-20 1358 Los Angeles Verdugo Mountains Whiting Woods Mountainway junction with Verdugo Mountain Mountainway, near radio facilities. Southeast-facing slope alongside paved road to radio facilities. 854 Comment
  SFV6864  Salsola tragus T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 570 Los Angeles Mojave Desert County Road N4 about 0.5 miles south of Highway 138. 1070 Comment
  LA31626  Salsola tragus Peter H. Raven; Henry J. Thompson 1959-6-4 14324 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  UCSB27665  Salsola tragus Lavinger, S. 1975-10-9 Los Angeles Point Dune Road 4.5 miles north from its junction with Pacific Coast Highway 152 Comment
  RSA0110503  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-7 15088 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  UCR256563  Saltugilia splendens subsp. grantii Anuja Parikh, Nathan Gale 2011-6-24 3502 Los Angeles Transverse Ranage; San Gabriel Mountains, south of Iron Mountain, 1.5 km east of Angeles Forest Hwy, 0.9 km south of Monte Cristo Creek 1390 Comment
  RSA244394  Saltugilia splendens subsp. grantii Robin S. Collins 1973-5-28 321 Los Angeles Trail Canyon 732 Comment
  RSA71793  Saltugilia splendens subsp. grantii F. W. Peirson 1927-6-14 7345 Los Angeles San Antonio Canyon, San Gabriel Mountains. 823 Comment
  POM184767  Salvia apiana P. A. Munz 1932-5-17 12642 Los Angeles 1 mile N of Claremont. 396 Comment
  POM243683  Salvia apiana F. R. Fosberg 1931-5-6 S- 4805 Los Angeles Cape Canyon, Santa Catalina Island. 250 Comment
  RSA482528  Salvia apiana Richard Noyes, L. Arnseth 1988-4-30 557 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  RSA624984  Salvia apiana Louis C. Wheeler 1963-6-25 8261 Los Angeles San Gabriel Mountains: Pacoima Canyon (Ore Hill Prospect) 1/4 mile east of Dorothy Canyon. 915 Comment
  RSA772281  Salvia apiana R. G. Swinney 2009-5-9 10703 Los Angeles Azusa, San Gabriel River 0.1 mi. north of San Gabriel River Bike Path parking lot at Hwy 39 junction 226 Comment
  UCD125459  Salvia apiana G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  RSA660753  Salvia apiana Jeff Weiler 1981-5-31 60 Los Angeles La Canada. Fire Road at the top of Forest Hill Dr. Third Curve past yellow gate, upslope from trail. Comment
  CDA40954  Salvia carduacea Phillipson 1916-5-6 5 .1.A Los Angeles Monrovia. 0 Comment
  RSA411366  Salvia carduacea A. Menke 1955-4-23 s.n. Los Angeles Dry Canyon. Comment
  SEINET157238  Salvia columbariae K. Devine, C. Devine, S. McNabb 2005-7-26 51 Los Angeles Hollywood Hills in Beverly Hills.Tree People Conservation area where Coldwater Canyon Dr. and Mulholland Dr. meet. Franklin Canyon Trail. 182 Comment
  UC1349368  Salvia columbariae Robert F. Thorne 1966-4-5 35852 Los Angeles Cottonwood Canyon Cottonwood Canyon, Santa Catalina Island; Santa Catalina Island 106 Comment
  UCR220192  Salvia columbariae R. G. Swinney 2009-4-7 10303 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR265960  Salvia columbariae Orlando Mistretta, Christine Mistretta 2005-4-21 2073 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  RSA401441  Salvia columbariae Thekla Mohr 1897-04 s.n. Los Angeles San Gabriel. [the city of?] Comment
  UCR141464  Salvia dorrii June Latting 1973-4-29 s.n. Los Angeles Mojave Desert/Northern San Gabriel Mtns. Foothills, Crystalaire, Antelope Valley 1098 Comment
  LA69668  Salvia dorrii var. pilosa Carl Epling; L. Ellison 1930-4-17 sn Los Angeles Palmdale Comment
  RSA147410  Salvia dorrii var. pilosa Thomas Craig 1927-6-19 473 Los Angeles Near Little Rock Dam, north base San Gabriel Mts. Comment
  RSA191571  Salvia dorrii var. pilosa Robert F. Thorne 1966-4-23 36148 Los Angeles San Gabriel Mountains: just N of Valyermo 1067 Comment
  SBBG96786  Salvia leucophylla T. Ross, S. Boyd 1990-6-6 2876 Los Angeles Piru Ponds 644 Comment
  SD125714  Salvia leucophylla K. Harper 1986-5-17 Los Angeles Forest Park, west side of Vasquez Canyon Road at junction with Sierra Highway. 518 Comment
  UCR26221  Salvia leucophylla John C. Roos 1947-5-17 3630 Los Angeles Placerita Canyon, east of Newhall Comment
  UCD125604  Salvia leucophylla Antonio F. Machado; Lisa Seemann 1993-4-28 4 a Los Angeles Santa Clarita Valley, east of San Francisquito Road, 0.3 miles north of Seco Canyon Road. 350 Comment
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Dec 23 2014
  CHSC25043  Salvia mellifera L. M. Mayer; I. J. Mayer 1974-4-10 155 Los Angeles On Bouquet Canyon Rd. ca. 1 1/2 mi e of intersection with Vasquez Canyon Road on n side of road. Comment
  LA105088  Salvia mellifera Barry A. Prigge; 1988-7-3 8233 Los Angeles Santa Monica Mountains, Calabasas,ca 0.5 mi E of N-junction of Mulholland Hwy and Old Topanga Rd. and 0.2 mi S of Highway , S of flood control basin 335 Comment
  RSA0085074  Salvia mellifera Alice Ann Webb, Richard W. Heald 1961-3-17 785 Los Angeles End of Indian Hill, Claremont. San Gabriel Mt. Range, San Gabriel drainage area. 457 Comment
  RSA0092552  Salvia mellifera Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14323 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  SBBG25540  Salvia mellifera D. Emery 1947-4-5 Los Angeles Griffith Park Comment
  SEINET4044582  Salvia mellifera D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 350 Comment
  UCD15672  Salvia mellifera Anne B. Overturf 1989-5-28 20 Los Angeles Eaton Canyon. 365 Comment
  UCR111507  Salvia mellifera A. C. Sanders, D. Malueg 1998-6-22 22029 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  RSA650339  Sambucus caerulea Guy C. Black 1948-4-23 s.n. Los Angeles Approx. 4 mi. west of Covina near Baldwin Park. 213 Comment
  RSA658421  Sambucus mexicana Erinn Wilson 1996-5-3 3 Los Angeles G canyon on Cal Poly Campus Pomona Comment
  UCR186784  Sambucus mexicana Gary Kovnat, LeRoy Gross 2003-4-13 42 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek ecological Preserve, soth terrace west meadow ecotone Comment
  UCR220809  Sambucus mexicana Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 773 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, well of De Bell Municipal Golf Course, southeast of Starlight Theater 335 Comment
  OBI40209  Sambucus nigra subsp. caerulea A. C. Sanders 1985-7-25 5945 Los Angeles San Gabariel Mtns, along hwy 2 at Buckhorn flat Campground, ca. 20 mi W of Wrightwood, below Mt. Waterman. Assoc with Abies concolor. 2134 Comment
  SFV18441  Sambucus nigra subsp. caerulea C. Ferguson 1974-4-10 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Beside entrance to park. Comment
  SFV3598  Sambucus nigra subsp. caerulea F. R. Rickson 1961-7-31 5 Los Angeles San Gabriel Mountains Buckhorn Camp. 2287 Comment
  LA94329  Sambucus nigra subsp. canadensis A. H. Lange; 1951-5-22 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Faculty Hill. Comment
  RSA460825  Samolus parviflorus Louis Greata 1900-9-16 s.n. Los Angeles Los Angeles. Comment
  SD66839  Sanicula arguta R. Mitchel Beauchamp 1967-3-17 253 Los Angeles San Clemente Island, grassy slope east of Wilson Cove Comment
  UC1375367  Sanicula arguta C. Davidson 1971-5-7 1509 Los Angeles Santa Catalina Island, at Ben Weston Beach Ben Weston Beach; Santa Catalina Island, Ben Weston Beach 15 Comment
  RSA678895  Sanicula arguta Dylan Hannon 1996-4-21 s.n. Los Angeles San Clemente Island. Across the road from Stone Station. Comment
  UC1400389  Sanicula arguta Robert F. Thorne 1966-4-16 36066 Los Angeles below Lemon Tank (near dump, s of Nanny, ne side of San Clemente Island); San Clemente Island 182 Comment
  UC56970  Sanicula bipinnatifida H. P. Chandler 1897-3-25 Los Angeles San Dimas Comment
  SBBG106889  Sanicula crassicaulis M. L. Hoefs, R. F. Thorne 1996-4-6 2643 Los Angeles Renton Mine Rd 243 Comment
  UCR213374  Sanicula crassicaulis Dan S. Cooper 2010-4-9 20100409- 24 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Royce Canyon in Griffith Park 270 Comment
  RSA726056  Schedonorus arundinaceus R. G. Swinney 1997-6-25 5637 Los Angeles San Gabriel Mtns.: west of Wrightwood, Mountain High Ski Resort runway, ca. 2 miles east of Hwy 2 on FS road 3N06, Guffy Rd. 2366 Comment
  POM186329  Schinus molle L. C. Wheeler 1932-9-30 1415 Los Angeles 1/4 mile below falls, Fish Canyon, San Gabriel Mts. 365 Comment
  RSA0116339  Schinus molle Steven A. Junak 2000-3-31 SCa- 1150 Los Angeles Santa Catalina Island. Just inland from White's Landing, ca. 0.25 mi. inland from beach, at end of road in side canyon. 58 Comment
  RSA586540  Schismus arabicus Timothy S. Ross 1991-4-28 4743 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA588056  Schismus arabicus Orlando Mistretta 1994-4-15 1064 Los Angeles San Gabriel Mountains, Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1250 Comment
  RSA588057  Schismus arabicus Orlando Mistretta 1994-4-15 1068 Los Angeles San Gabriel Mountains, Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1250 Comment
  SBBG113080  Schismus arabicus S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 629 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  UCR273916  Schismus arabicus Steven A. Junak 1999-4-22 SCa- 836 Los Angeles California Islands, Santa Catalina Island. White' Landing, tent cabin area, YMCA Camp, just west of amphitheater 6 Comment
  UCR256195  Schismus barbatus R. G. Swinney 2010-3-22 12008 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA604398  Schoenoplectus maritimus Mark Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2483 Los Angeles Santa Catalina Island: Little Harbor. 3 Comment
  POM1401  Schoenoplectus maritimus I. M. Johnston 1917-6-10 1318 Los Angeles Playa Del Rey Comment
  LA34168  Scirpus californicus Henry J. Thompson; Los Angeles SANTA MONICA MOUNTAINS, Hidden Valley, Lake Sherwood; along Potrero Road, opposite of Lake Sherwood Fire Station. 289 Comment
  SBBG31455  Scrophularia villosa R. F. Thorne 1966-4-5 35797 Los Angeles SW of and near Empire Landing 152 Comment
  SBBG52617  Scrophularia villosa F. R. Fosberg 1931-4-8 4520 Los Angeles Avalon Valley 60 Comment
  SD53086  Scrophularia villosa Peter H. Raven 1962-5-10 17711 Los Angeles San Clemente Island, floor of canyon north of Thirst 305 Comment
  CAS-BOT-BC341088  Scutellaria mexicana Robert F. Thorne 1973-5-11 43481 Los Angeles San Gabriel Mts., Mojave Desert slope: 1/4-1/2 mi N of Bob's Gap, N slope of Holcomb Ridge, c. 2 1/2 mi due S of Llano 1158 Comment
  POM50359  Scutellaria tuberosa L. R. Abrams 1901-4-7 1409 Los Angeles Verdugo Hills Comment
  UCR108207  Secale cereale Steve Boyd, Valerie Soza 1998-4-28 10169 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  CAS-BOT-BC62038  Selaginella bigelovii John H. Thomas 1957-5-11 6754 Los Angeles San Gabriel Mountains, about 3 miles north of La Canada near Angeles Crest Highway 762 Comment
  RSA472891  Senecio californicus L. C. Wheeler 1931-3-20 s.n. Los Angeles San Jose Hills at Pomona. 305 Comment
  POM306344  Senecio flaccidus var. douglasii Henry J. Ramsey, Ramsey 1937-8-2 1426 Los Angeles Altadena Comment
  RSA472930  Senecio flaccidus var. douglasii Fordyce Grinnell Jr. 1915-9-6 s.n. Los Angeles Pasadena. Comment
  RSA660445  Senecio flaccidus var. douglasii Orlando Mistretta 1992-6-17 584 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UCR272532  Senecio flaccidus var. douglasii R. G. Swinney 2011-9-22 15689 A Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  SEINET11805353  Senecio flaccidus var. monoensis R. A. Schlising 1971-1 3003 Los Angeles Lopez Canyon, N of Pacoima Comment
  CAS-BOT-BC341194  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Rocky cliff between Avalon and Pebbly Beach, Santa Catalina Island 30 Comment
  PASA950  Senecio lyonii Frank W. Peirson 1923-4-12 Los Angeles Wilson Cove, San Clemente Island Comment
  RSA473037  Senecio lyonii M. B. Dunkle 1928-4-10 1822 Los Angeles Johnson's Canyon, Santa Catalina Island. Comment
  UCR182381  Senecio triangularis R. G. Swinney 1997-7-22 5706 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  CATA881  Senecio vulgaris Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1693 Los Angeles Santa Catalina Island: Above Black Jack road by fenced mine shaft 411 Comment
  UCR209513  Senecio vulgaris Dan S. Cooper 2009-4-14 409- 35 Los Angeles Eastern Santa Monica Mtns., above Travel Town, Griffith Park 183 Comment
  RSA762142  Senecio vulgaris Orlando Mistretta, Christine Mistretta 2008-5-15 3063 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  RSA725936  Setaria adhaerens R. E. Riefner 2003-11-23 3 -475 Los Angeles South Coast: Signal Hill, west of 405 Freeway along Temple Ave. at 29th St. 24 Comment
  CAS-BOT-BC243581  Setaria parviflora Peter H. Raven 1956-6-17 9403 Los Angeles Westwood, Los Angeles Comment
  POM572  Sibara virginica L. R. Abrams 1901-04 1213 Los Angeles Inglewood Comment
  UC108855  Sidalcea neomexicana H. E. Hasse Los Angeles Santa Monica Comment
  SFV15562  Silene gallica R. K. Stachelek 1992-4-14 28 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  RSA407713  Silene laciniata subsp. major O. R. Dorado R., K. Tan, A. Liston 1987-6-10 1692 Los Angeles San Gabriel Mtns. Near Rincon Ranger Station. 762 Comment
  RSA4560  Silene laciniata subsp. major B. Thoele, L. Thoele 1932-05 s.n. Los Angeles Malibu Lake, Santa Monica Mtns. Comment
  UCR280675  Silene laciniata subsp. major R. G. Swinney 2014-5-21 16603 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA477943  Silene laciniata subsp. major M. Bisbee 1917-6-6 s.n. Los Angeles North hills, Eagle Rock Comment
  UC1174804  Silene laciniata subsp. major E. K. Balls 1960-5-30 24138 Los Angeles Botanic Garden, Claremont 152 Comment
  RSA479535  Silene verecunda subsp. platyota Steve Boyd, Laura Kopase 1987-6-8 2075 Los Angeles 5 miles WNW of Wrightwood in Cedar Canyon near jct. w/ Mescal Creek. 1524 Comment
  UCD135880  Silybum marianum Robert F. Thorne 1971-3-31 41460 Los Angeles San Gabriel Mts. Johnson's Pastures, north of Mountain Ave., Claremont. 548 Comment
  UCSB42914  Silybum marianum Gallagher, A. 1980-5-8 Los Angeles Sycamore Canyon Comment
  SBBG72148  Sisymbrium altissimum R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCR153955  Sisymbrium altissimum A. C. Sanders 2005-5-11 30193 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
  CHSC95807  Sisymbrium orientale LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 703 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. By power pole next to road and on nearby slopes. 622 Comment
  SBBG17099  Sisymbrium orientale K. A. Wilson 1961-5-12 999 Los Angeles Zuma Beach Comment
  UCR76408  Sisymbrium orientale T. S. Ross, Elizabeth A. Kellogg 1992-4-13 6139 Los Angeles Channle Islands, San Clemente Island; north head of the island, off E end of the active runway. 43 Comment
  CSUSB2252  Sisymbrium orientale Nadine Tolkan 1970-5-16 13 Los Angeles City of Los Angeles, corner of Manchester Blvd. and Sepulveda Blvd., in the parking lot of "Anthony's Red Vest" restaurant. Comment
  RSA431759  Sisymbrium orientale Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA162780  Sisyrinchium bellum J. D. Olmsted 1958-3-9 s.n. Los Angeles Just below power line crossing on Johnsons Pasture road; 1 mile north of intersection of Mountain Ave. & Baseline Rd, northwest of Claremont. 579 Comment
  RSA339637  Sisyrinchium bellum Robert F. Thorne, Mae Z. Thorne 1980-3-23 54005 Los Angeles Foothills of San Gabriel Mountains: Johnsons Pasture above Claremont. 610 Comment
  RSA366932  Sisyrinchium bellum Thomas Moore 1947-5-3 5 Los Angeles Topanga Canyon, Comment
  RSA748889  Sisyrinchium idahoense var. occidentale Richard G. Swinney 2001-8-11 8040 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  SD186348  Solanum americanum A. C. Sanders, T. B. Salvato 2005-5-24 30243 Los Angeles Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  RSA654564  Solanum americanum Benjamen Rangel 1992-4-26 777 -31 Los Angeles In the front lawn of the west side of Alamitos, bld #22 at Cal Poly Pomona. Comment
  LA51838  Solanum douglasii M. Zaitlin; 1951-2-17 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  POM50611  Solanum douglasii L. R. Abrams 1901-4-1 1216 Los Angeles Ballona Harbor. Comment
  RSA0087240  Solanum douglasii R. G. Swinney 2010-4-28 12384 Los Angeles 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
  UCR258595  Solanum douglasii R. G. Swinney 2010-8-26 13608 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
  RSA0049589  Solanum elaeagnifolium Justin M. Wood, T. Valentovich 2012-6-6 4789 Los Angeles Mojave Desert: Between Palmdale and Littlerock, near intersection of Pearblossom Hwy. (138), Cheseboro Rd. and E Avenue T. 843 Comment
  UC519994  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1932-8-11 1130 Los Angeles 2 mi ne of La Verne 381 Comment
  RSA0068461  Solanum umbelliferum R. G. Swinney 2010-3-18 11993 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
  CAS-BOT-BC156800  Solanum umbelliferum T. S. Ross; O. Mistretta 1993-5-27 7321 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  CAS-BOT-BC231722  Solanum umbelliferum David Dreyer 1968-3-23 s.n. Los Angeles San Gabriel River Canyon above Morris Dam, small side canyon to the west Comment
  CAS-BOT-BC237746  Solanum wallacei A. J. McClatchie 1893-9-10 s.n. Los Angeles Valley, Catalina Island Comment
  NY820378  Solanum xanti I. W. Clokey 04 1929 4432 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  LA212213  Solanum xanti Vincent Arellano; 1980-6-2 s.n. Los Angeles Placerita Canyon, West facing slope 1/2 mile up creek. 487 Comment
  UCSB6859  Solanum xanti Crum, Charles 1958-7-3 Los Angeles Crystal lake road, near Los Angeles California 1219 Comment
  CDA8720  Solidago californica Phillipson 1915-8-18 Los Angeles Monrovia. Comment
  UCR210313  Solidago occidentalis R. G. Swinney 2008-10-16 9586 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  SFV4930  Soliva sessilis A. Starrett 1971-6-6 s. n. Los Angeles Los Angeles. 5517 Garth Ave., near intersection of Slauson and La Cienega. 137 Comment
  UCR271653  Sonchus asper R. G. Swinney 2011-3-26 14201 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
  RSA188044  Sonchus oleraceus R. F. Thorne 1966-4-5 35846 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  UCR281427  Sonchus oleraceus R. G. Swinney 2014-5-27 16668 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  CDA4255  Spartium junceum T. C. Fuller, T. Suzuki 1959-3-19 2089 Los Angeles North side Foothill Boulevard, in Arroyo, east of Hillard Avenue, La Canada. 0 Comment
  LA82445  Spergula arvensis O. H. Kappler; 1944-4-1 564 Los Angeles Santa Monica Mountains, Zuma Mesa Comment
  POM219948  Spergula arvensis F. R. Fosberg 1932-3-28 8062 Los Angeles El Segundo 30 Comment
  RSA232821  Spergularia macrotheca R. F. Thorne 1966-4-15 36019 Los Angeles San Clemente Island, 0.5 mile SSE of Eel Point, SW side of island 0 Comment
  SD52879  Spergularia macrotheca Peter H. Raven 1962-4-9 17145 Los Angeles San Clemente Island in rocky grassland near barracks, Wilson Cove. 60 Comment
  CAS-BOT-BC390334  Spergularia macrotheca var. macrotheca Ira L. Wiggins 1949-2-21 11958 Los Angeles Wilson's Cove, San Clemente Island Comment
  SBBG37626  Spergularia macrotheca var. macrotheca M. A. Piehl 1963-12-7 631161 Los Angeles inland from Triangulation Pt "Rock" Comment
  RSA0098599  Spergularia marina Peter H. Raven, Henry J. Thompson 1959-10-4 14599 Los Angeles Point Mugu. 12 Comment
  RSA0098582  Spergularia villosa F. W. Peirson 1923-4-8 3449 Los Angeles San Clemente Island, back from Wilsons Cove. Comment
  RSA442886  Sphaeralcea emoryi subsp. variabilis T. W. Minthorn 1925-5-30 s.n. Los Angeles Near Palmdale. Comment
  RSA611011  Sporobolus cryptandrus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  SEINET11182035  Stachys albens Unknown 2009-8-6 11524 Los Angeles San Gabriel Mountains Comment
  LA82034  Stachys bullata O. H. Kappler; 1940-6-9 706 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA446648  Stachys bullata Freda Detmers 1931-3-12 s.n. Los Angeles Palo Verdes Hills Comment
  RSA583116  Stachys bullata Louis C. Wheeler 1933-5-5 1708 Los Angeles San Gabriel Mountains, Fish Canyon. 290 Comment
  RSA617404  Stanleya pinnata Scott D. White 1998-6-4 6637 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between I-5 Fwy./Old Ridge Route and the lake. 427 Comment
  SD111596  Stanleya pinnata Wayne P. Armstrong 1982-6-26 Los Angeles Highway 2 ca. 1.0 mile east of Wrightwood. 1769 Comment
  CATA2017  Stebbinsoseris heterocarpa Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 36 Comment
  UC1349059  Stebbinsoseris heterocarpa Robert F. Thorne 1966-4-30 36347 Los Angeles on sea bluff above beach at mouth Gallagher's Canyon (Santa Catalina Island); , mouth of Gallagher's Canyon 7 Comment
  RSA0112074  Stebbinsoseris heterocarpa Steven A. Junak 2000-5-18 SCa- 1299 Los Angeles Santa Catalina Island. S side of N Shore Road, 0.6 mi. E of turn-off for Howland's Landing. 39 Comment
  UCR126593  Stellaria media A. C. Sanders 2003-4-17 26072 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  LA82417  Stellaria media O. H. Kappler; 1943-3-1 363 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA94982  Stephanomeria spinosa F. W. Peirson 1922-7-6 3170 Los Angeles Summit of Blue ridge, Swartout Valley 2438 Comment
  UCR223254  Stephanomeria virgata R. G. Swinney 2009-7-29 11436 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR263048  Stephanomeria virgata subsp. virgata Mitch Provance, Callen Huff 2009-6-26 609- 04 Los Angeles Tehachapi Mountains Foothills/W Mojave Desert, Neenach, water reserve near the intersection of 300th St. W and W Ave. A 930 Comment
  RSA250387  Stephanomeria virgata subsp. virgata R. F. Thorne, C. W. Tilforth, John Dourley, R. Scogin 1972-8-11 42224 Los Angeles N slope of Mt. Waterman near Buckhorn Station in open yellow pine forest. 2134 Comment
  SBBG67706  Stillingia linearifolia R. Hoffmann 1929-4-27 Los Angeles near Roosevelt Comment
  POM50179  Stillingia paucidentata A. D. E. Elmer 1902-06 3675 Los Angeles Lancaster. Comment
  CATA1109  Stipa lepida Mark L. Hoefs