Search Results — 2000 specimen records retrieved (1138 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI57769  Abronia latifolia Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. Several hundred yds in from oceanside at S end of Morro Bay sandspit on way to Suicide Hill Comment
  OBI6221  Abronia latifolia D. Waive Stager 1972-9-24 63 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park]. Top of a small dune on inland side next to a low-out Comment
  CAS-BOT-BC383894  Abronia latifolia Katharine Brandegee No date on label s.n. San Luis Obispo Oceano Comment
  RSA460935  Abronia maritima F. R. Fosberg 1931-6-7 S 4984 San Luis Obispo Morro Bay 2 Comment
  NY341998  Abronia minor E. Palmer 1876-7-10 521 San Luis Obispo McGinnis Farm; near San Luis Obispo Comment
  OBI12218  Abronia pogonantha Robert F. Hoover 1947-4-26 7097 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  UC1285088  Abronia pogonantha R. F. Hoover 1952-5-6 8154 San Luis Obispo 6 mi e Creston (on la Panza road) Comment
  JEPS16758  Abronia umbellata Rimo Bacigalupi with Dr. & Mrs. Robt. M. Page, R. S. Ferris, R. W. Holm 1953-7-24 4322 San Luis Obispo nw Oso Flaco Lake (immediately back of ocean bach, about 5 mi s of Oceano) Comment
  NY679451  Abronia umbellata R. F. Thorne 1968-6-7 37755 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  OBI72630  Abronia umbellata var. umbellata Wendy Thackery 2002-3-5 22 San Luis Obispo N of Morro Rock on dunes above high tide line 0 Comment
  OBI27216  Acer macrophyllum Thomas Burrows 1980-8-14 116 San Luis Obispo Reservoir Cyn 168 Comment
  SEINET3195257 Image available Acer macrophyllum B. E. Miossi, H. J. Miossi 1940-3-19 223 San Luis Obispo Summit of Cuesta Grade, 6 miles north of San Luis Obispo 480 Comment
  SBBG122349  Achillea millefolium D. Keil, T. Teed, M. Uchida 2001-6-15 29606 San Luis Obispo Chorro Crk bog thistle exclosure, Chorro Crk drainage; Camp San Luis Obispo 243 Comment
  CAS-BOT-BC28762  Achillea millefolium J. T. Howell 1964-6-29 40757 San Luis Obispo In canyon between Cambria and Protestant Cemetary. Comment
  UC1133232  Achnatherum speciosum W. A. Peterson 1937-5-3 795 San Luis Obispo 4 mi n La Panza; La Panza quadrangle Comment
  UC564171  Achnatherum speciosum Roxana S. Ferris 1935-3-29 9098 San Luis Obispo 7 mi e on santa Maria-McKittrick Road Pozo Comment
  UC455582  Achyrachaena mollis I. J. Condit 1908-4-30 San Luis Obispo Summit Ridge Prefumo Canon Comment
  OBI55183  Acmispon americanus var. americanus Greg Frugoli 1997-5-31 101 San Luis Obispo In Fraser cyn on un-used rd just E of Pozo Rd, La Panza range, Los Padres NF (hwy 58 burn area) 524 Comment
  OBI12994  Acmispon glaber var. glaber Robert F. Hoover 1946-6-2 6113 San Luis Obispo 5 mi SE of Santa Margarita on road to Pozo Comment
  SBBG24939  Acmispon heermannii var. orbicularis D. Myrick 1966-3-23 1294 San Luis Obispo ocean bluffs just N of Cambria Comment
  OBI78047  Acmispon junceus var. junceus Melody Dickens 1980-9-18 44 San Luis Obispo Morro Rock, morro Bay Comment
  OBI73456  Acmispon micranthus David J. Keil 2010-6-1 30820 San Luis Obispo La Panza Mountains. Red Hill Road, just south of junction with Highway 58. 610 Comment
  OBI13026  Acmispon strigosus Mrs. R. W. Summers 1892-1 s.n. San Luis Obispo San Luis Mtn at San luis Obispo Comment
  OBI58075  Acmispon strigosus David J. Keil 1998-5-4 27055 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  CAS-BOT-BC29238  Acourtia microcephala R. F. Hoover 1947-7-10 7288 San Luis Obispo Mesa 4 mi. west of Nipomo Comment
  UCD128465  Acourtia microcephala G. F. Hrusa 1987-6-13 5413 San Luis Obispo San Luis Obispo County: Above Huff's Hole Creek, app. 1/2 m. upstream from Lopez Canyon. Comment
  SBBG111550  Acroptilon repens C. F. Smith 1959-9-1 4965 San Luis Obispo Cambria Comment
  OBI58675  Adenostoma fasciculatum David J. Keil 1998-3-27 26437 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  SBBG107971  Adenostoma fasciculatum var. fasciculatum C. B. Hardham 1959-5-23 4611 San Luis Obispo S of Baywood Park Comment
  SBBG2874  Adenostoma sparsifolium R. Hoffmann 1927-10-15 San Luis Obispo Cuyama Valley, 30 mi from Santa Maria Comment
  CAS-BOT-BC139896  Adenostoma sparsifolium R. F. Hoover 1946-8-17 6297 San Luis Obispo Upper Arroyo Grande 5 mi. above County Park Comment
  OBI58694  Adenostoma sparsifolium David J. Keil 1998-5-20 27341 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  OBI72907  Adiantum aleuticum D. R. Miller 2010-7-4 710 .936 San Luis Obispo Spring seep along washed-out section of road, about 1mi in from Hwy 1 on San Carpoforo Creed Rd. 100 Comment
  CAS-BOT-BC68974  Adiantum jordanii R. F. Hoover 1967-2-18 10230 San Luis Obispo Diablo Canyon, San Luis Range Comment
  HSC91650  Adiantum jordanii Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  OBI37861  Adiantum jordanii David J. Keil, Rhonda Riggins, Richard A. Pimentel, D. R. "Doc" Miller 1985-4-27 18690 San Luis Obispo 16.5 miles from California Rte 1 along San Simeon Creek Road, near Rocky Butte lookout at Wheelbarrow Gulch Comment
  CAS-BOT-BC68932  Adiantum jordanii Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14045 San Luis Obispo La Panza Range - La Panza Public Camp 603 Comment
  CAS-BOT-BC68975  Adiantum jordanii Clare B. Hardham 1959-4-10 4214 San Luis Obispo Santa Lucia Mountains - Oak Flat Rd. and North Road to Adelaida Comment
  OBI17409  Adiantum jordanii Lynne Dee Althouse 1977-5-22 84 San Luis Obispo Wolfe's horse ranch, near San Luis High School 122 Comment
  OBI46176  Agastache urticifolia Lynne Dee Oyler 1986-5-21 472 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 85 Comment
  CAS-BOT-BC29367  Ageratina adenophora Ernest C. Twisselmann 1959-4-10 5030 San Luis Obispo Irish Hills: See Canyon 106 Comment
  SBBG66198  Agoseris apargioides var. apargioides R. Hoffmann 1931-1-28 San Luis Obispo San Simeon Comment
  SD148258  Agoseris grandiflora G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6602 San Luis Obispo La Panza Range; California Highway 58, 4.5 miles east of Santa Margarita. 334 Comment
  POM97517  Agoseris grandiflora P. A. Munz 1926-4-9 10197 San Luis Obispo Ascension School, Willow Creek Rd., 15 mi. from Morro. Comment
  OBI42211  Agoseris grandiflora var. grandiflora David J. Keil, Lynne Dee Oyler 1986-5-21 19527 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  OBI42282  Agoseris grandiflora var. grandiflora David J. Keil, V. L. Holland 1986-5-26 19578 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  UC455903  Agoseris grandiflora var. grandiflora I. J. Condit 1908-4-30 San Luis Obispo Pecho Creek Pecho Creek Comment
  CAS-BOT-BC22899  Agoseris heterophylla Clare B. Hardham 1957-5-4 1873 San Luis Obispo Tierra Redondo Comment
  UCSB33994  Agoseris heterophylla Woodbury, Kevin 1978-4-14 San Luis Obispo 6 miles north along Highway 101 from LeRoy Park 30 Comment
  CAS-BOT-BC46078  Agoseris heterophylla var. cryptopleura Eben McMillan 1957-4-17 34 -25 San Luis Obispo At the foot of Caliente Mountain, southern Carrisa Plains Comment
  OBI2077  Agoseris heterophylla var. cryptopleura Mrs. R. W. Summers 1886-1 s.n. San Luis Obispo Comment
  RSA595238  Agoseris heterophylla var. heterophylla R. S. Woglum 1938-4-23 1569 San Luis Obispo Outer Coast Ranges, La Panza Mountains, Road from Creston to La Panza. Comment
  OBI31078  Agrostis exarata Julie M. Vanderweir 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI66413  Agrostis exarata David J. Keil, with Dave Hacker 2005-6-24 30387 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  SBBG110348  Agrostis exarata C. B. Hardham 1957-6-4 2071 San Luis Obispo San Marcos Crk near Oak Flat Rd Comment
  OBI59513  Ailanthus altissima David J. Keil, with V. L. Holland 2001-4-7 29246 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  OBI22513  Aira caryophyllea Robert F. Hoover 1964-6-7 8981 San Luis Obispo Lower cyn of San Carpoforo Crk Comment
  UC1927794  Alisma plantago-aquatica David Keil 1998-8-19 27961 San Luis Obispo Along Huer Huero Rd. between Park Hill Rd. and Hwy 58, 2.2 miles NW of Park Hill Rd. along Wilson Creek. 487 Comment
  CAS-BOT-BC468910  Allium crispum R. F. Hoover 1956-4-28 8373 San Luis Obispo West side of Polonio Pass Comment
  UC54843  Allium haematochiton Mrs. R. W. Summers 1886-5-15 San Luis Obispo Comment
  CAS-BOT-BC135857  Allium haematochiton Roxana S. Ferris 1929-4-13 7522 San Luis Obispo Serpentine hills east of San Luis Obispo Comment
  OBI79499  Allium hickmanii Michael Walgren 2014-5-1 406 San Luis Obispo North coastal county, on a north facing slope east of highway one and immediately south of Arroyo de la Cruz. 22 Comment
  SEINET8467201 Image available Allium hickmanii David Keil, Malcolm McLeod, Melissa Lucklow, et al. 1980-1 14029 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  UCD141869  Allium howellii Clare B. Hardham 1958-4-28 3145 San Luis Obispo San Luis Obispo County: 2 miles north of Soda Lake. 609 Comment
  OBI21226  Allium howellii var. howellii Robert F. Hoover 1949-4-12 7602 San Luis Obispo West side of Carrizo plain, near Soda Lake Comment
  OBI21236  Allium lacunosum Robert F. Hoover 1964-6-6 8945 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UCD138556  Allium lacunosum Ernest C. Twisselmann 1958-4-29 4389 San Luis Obispo San Luis Obispo County: Soda Lake Road at the Werling Ranch. 609 Comment
  OBI79380  Allium peninsulare var. peninsulare David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31647 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  SBBG108220  Allium unifolium C. B. Hardham 1957-5-30 2054 San Luis Obispo headwaters of Las Tablas Crk Comment
  UC455656  Allophyllum glutinosum I. J. Condit 1908-5-31 San Luis Obispo Trout Creek Comment
  OBI8522  Alnus rhombifolia Richard Vonarb 1978-11-24 9 San Luis Obispo Cal Poly, 3 acre lawn 46 Comment
  OBI3590  Alnus rubra Mary Kidd 1970-11-1 126 San Luis Obispo Near Chemistry exit of E wing Sci Bldg, campus, Calif State Polytechnic College Comment
  IRVC29226  Amaranthus albus G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8841 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  RSA0018925  Amaranthus deflexus David J. Keil 2012-7-18 31424 San Luis Obispo Oceano. 1731 Railroad Street, near intersection with Ocean Street. 8 Comment
  OBI60774  Amaranthus retroflexus David J. Keil 2000-7-31 29052 San Luis Obispo Along Toro Creek Road east of Morro Bay 91 Comment
  OBI74448  Ambrosia acanthicarpa David J. Keil, with V. L. Holland 1988-9-9 21115 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  UC1321335  Ambrosia acanthicarpa R. F. Hoover 1966-9-12 9982 San Luis Obispo n of, (bed of Santa Maria River) Santa Maria; Santa Maria River Comment
  CAS-BOT-BC61487  Ambrosia chamissonis R. F. Hoover 1947-7-21 6241 San Luis Obispo North end of Morro Bay Comment
  RSA232043  Ambrosia chamissonis C. W. Tilforth 1972-8-23 635 San Luis Obispo Sand dunes between Oso Flaco Lake and ocean. Comment
  UCD128772  Ambrosia chamissonis K. L. Chambers 1966-8-30 2470 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  UC1321279  Ambrosia psilostachya R. F. Hoover 1966-9-21 9996 San Luis Obispo se of Nipomo; Nipomo Creek Comment
  CAS-BOT-BC273095  Ambrosia salsola R. F. Hoover 1967-6-4 10604 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  UC1928027  Amelanchier utahensis David Keil, V. L. Holland 2001-5-29 29511 San Luis Obispo Western outskirts of Atascadero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. Comment
  OBI3082  Ammophila arenaria Larry E. Brown 1971-5-12 1989 San Luis Obispo At Grover City Comment
  CAS-BOT-BC26884  Amsinckia acuminata Alice Eastwood 1928-5-16 15104 San Luis Obispo Morro Bay Comment
  OBI75809  Amsinckia intermedia Al Lindholm 1967-4-23 190 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  OBI82602  Amsinckia intermedia David J. Keil, with Matt Ritter, Jenn Yost, Kristen Nelson, Jessica adinolfi, Julia Harencar, and Jason Johns 2016-3-2 33527 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 400 Comment
  OBI54457  Amsinckia intermedia Matthew Arterburn 1997-3-23 28 San Luis Obispo 3.1 mi from Navajo Camp on Navajo camp rd Comment
  OBI55214  Amsinckia intermedia Greg Frugoli 1997-4-7 23 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres NF (Hwy 58 burn area) 884 Comment
  OBI46092  Amsinckia lycopsoides Lynne Dee Oyler 1986-3-25 374 San Luis Obispo Agua Escondido, USFS blue oak study area, NE of Arroyo Grande Comment
  UCR29952A  Amsinckia menziesii David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1981-4-24 14457 San Luis Obispo South Coast Range, California Route 58, 10 mi. east of junction with California Route [229?] 227 Comment
  UC648285  Amsinckia spectabilis Alice Eastwood 1940-4-14 18931 San Luis Obispo Nipomo Mesa Comment
  JEPS16769  Amsinckia spectabilis Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4335 San Luis Obispo above shores of Black Lake (along State Hwy 1, just n of Callender Siding (Southern Pacific railroad) and 2 mi s of Oceano) Comment
  OBI39014  Amsinckia tessellata David J. Keil, Dirk Walters, et al 1986-3-22 19083 San Luis Obispo Nature Conservancy Research trip to the Carissa Plain. S of Soda Lake along Soda Lake Rd. T32S, R21E, sect 10,11 Comment
  POM212264  Amsinckia tessellata var. gloriosa Lincoln Constance, Alan Beetle 1940-3-22 2539 San Luis Obispo Near San Juan Creek, Syncline Hill, 5 miles east of La Panza. 549 Comment
  SDSU12027  Amsinckia tessellata var. tessellata Mary Dellavalle 1995-4-5 26 III95F San Luis Obispo 29.5 miles from Suey Creek Rd. on 166, east of Santa Maria. Comment
  OBI69969  Amsinckia tessellata var. tessellata David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake rd on ranch managed by the Nature Conservancy Comment
  OBI20684  Amsinckia vernicosa Robert F. Hoover 1967-3-27 10285 San Luis Obispo Chalk Mt (Cuyama white hills) . Typ location of A. gloriosa but no large-fld plants found here Comment
  OBI77823  Amsinckia vernicosa G. F. Hrusa 1998-3-28 14187 San Luis Obispo S Coast Ranges. Carrizo Plain Natural Area. Hills immed to S of Elkhorn Grade Rd . USGS Quad: Ballinger Cyn 7.5 840 Comment
  RSA201407  Amsinckia vernicosa Alice Eastwood, John Thomas Howell 1935-3-25 2018 San Luis Obispo Cholame Comment
  OBI40156  Anemopsis californica David J. Keil 1981-4-25 14592 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  OBI79999  Anthemis cotula David J. Keil, with V. L. Holland 2013-6-12 31801 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  SBBG117841  Anthemis cotula M. Wetherwax, E. Painter 2000-6-13 SLO 150 San Luis Obispo between N base of the first ridge W of Cerro Romualdo and 'lily creek'; just N of Eucalyptus stand, in former home site; Camp San Luis Obispo 100 Comment
  UC1125535  Anthemis cotula H. C. Lee 1936-6-13 669 San Luis Obispo 3 mi se Adams Ranch; Nipomo Quad. 182 Comment
  OBI17085  Anthemis cotula R. R. LaBelle 1967-4-2 2 San Luis Obispo Laguna Lake, N side of lake Comment
  UC1583608  Anthriscus caucalis David Keil with Lynne Dee Oyler and Rick Oyler 1986-5-17 19466 San Luis Obispo 3.6 mi s Santa Margarita (Santa Margarita Ranch, along ranch road, e base of Santa Lucia Mountains, in an area that was the e boundary of the Las Pilitas fire of July 1985); Santa Lucia Mountains, Las Pilitas Comment
  OBI9006  Anthriscus caucalis Tracey & Viola Call, Viola Call 1964-5-3 2257 San Luis Obispo Near Salinas River 1.5 mi E of Atascadero 274 Comment
  OBI66373  Antirrhinum kelloggii David J. Keil 2006-4-7 30442 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  UCSB59193  Antirrhinum kelloggii Callaway, R.; Ryan, P. 1987-4-17 San Luis Obispo Parkhill Road; 3 miles east of Hwy. 58; in recent burn on north side of road 426 Comment
  OBI73589  Antirrhinum ovatum David J. Keil, with Meg Perry and Jason Dart 2010-7-5 30907 San Luis Obispo Carrizo Plain west -southwest of Carissa Plains Elementary School, south of Highway 58. 616 Comment
  CAS-BOT-BC237894  Antirrhinum ovatum Eben McMillan 1949-1-1 s.n. San Luis Obispo North end of Carrizo Plain Comment
  CAS-BOT-BC237905  Antirrhinum ovatum Donald J. Bedell 1962-7-10 74 -3 San Luis Obispo Pool bed 0.5 mile east of the summit of Palo Prieta Canyon, Temblor Range 640 Comment
  OBI81121  Antirrhinum ovatum Jason Dart, M. Perry 2010-7-5 421 San Luis Obispo Northern Carrizo Plain 619 Comment
  OBI29645  Aphanes occidentalis David J. Keil, Dirk Walters 1980-4-26 13825 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI46285  Apiastrum angustifolium David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18090 San Luis Obispo Nipomo Mesa. Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jctn with State Hwy 1 Comment
  RSA0020363  Apiastrum angustifolium Greg Wilvert 2005-4-30 359 San Luis Obispo Southeast half of the Caliente Range. 200 m S of Padrones Spring. 914 Comment
  OBI54461  Apiastrum angustifolium Matthew Arterburn 1997-4-16 50 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp rd, near Black Mtn La Panza Range 792 Comment
  UCSB16707  Apiastrum angustifolium Hardham, Clare 1959-6-10 San Luis Obispo Old Creek - Toro Creek Road Comment
  RSA403111  Apocynum androsaemifolium subsp. pumilum Lester Rowntree 1929-6-27 s.n. San Luis Obispo Chew s ridge, Santa Lucia Mts. Comment
Read comments
Jul 20 2012
  UCR25006  Aquilegia eximia George K. Helmkamp 1981-8-7 s.n. San Luis Obispo Central Coast, north end of See Canyon in the Irish Hills, near Los Osos Valley 213 Comment
  OBI10688  Aquilegia formosa Robert F. Hoover 1964-6-7 8985 San Luis Obispo Lower cyn of San Carpoforo Crk Comment
  UC454463  Aquilegia formosa E. P. Unangst 1906-9-9 San Luis Obispo Upper Reservior Comment
  OBI5361  Arbutus menziesii Robert J. Rodin 1972-2-12 8746 San Luis Obispo South side of Coon crk, in Montana de Oro state park Comment
  OBI69525  Arceuthobium occidentale David J. Keil, with V. L. Holland 2008-6-12 30536 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  JEPS47732  Arctostaphylos Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1766 San Luis Obispo 9 mi e Pozo; La Panza Range 792 Comment
  OBI14754  Arctostaphylos crustacea Robert F. Hoover 1963-4-13 8551 San Luis Obispo Upper Coon Crk, San Luis range, on summit of hill Comment
  OBI14496  Arctostaphylos crustacea subsp. crustacea Robert F. Hoover 1947-3-8 6649 San Luis Obispo Cambria, among Monterey pines. Comment
  SBBG119459  Arctostaphylos crustacea subsp. crustacea C. Bornstein, E. Collins 2006-9-21 San Luis Obispo See Cyn Rd, ca. 3 mi NW of Davis Cyn Rd 228 Comment
  RSA201671  Arctostaphylos cruzensis Robert F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), Comment
  RSA122339  Arctostaphylos cruzensis R. St. John 1932-11-30 323 San Luis Obispo Arroyo de la Cruz. 91 Comment
  CAS-BOT-BC23319  Arctostaphylos glandulosa subsp. cushingiana Clare B. Hardham 1960-4-2 5280 San Luis Obispo Black Mountain between Cambria and Templeton. 609 Comment
  OBI14701  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1946-10-26 6529 San Luis Obispo Summit above (SE of) cuesta Pass Comment
  OBI42951  Arctostaphylos glandulosa subsp. cushingiana Jan Johnson, Melissa Boggs 1986-5-11 8 San Luis Obispo Los Padres NF. East Cuesta Ridge about 15 mi N of San Luis Obispo on hwy 101 Comment
  OBI62989  Arctostaphylos glauca D. R. Miller 1994-1-14 194 -58 San Luis Obispo Pine Mtn region. Along Ridge rd on E slope of Pine Mt, near Indian Summer camp 900 Comment
  SD49840  Arctostaphylos glauca A. E. Wieslander 1941-1-30 1016 San Luis Obispo Nipomo quadrangle, Musick 259 Comment
  UC1488833  Arctostaphylos glauca Lyda W. Edge 1972-4-5 115 San Luis Obispo Willow Creek road near Adelaida Comment
  UCD51251  Arctostaphylos glauca Roman Gankin 1958-2-6 279 San Luis Obispo Santa Margarita--Creston Road; 1 mile west of junction of this road with road to McKittrick via Wells Corner, 9 miles west of Creston. Comment
  CAS-BOT-BC24622  Arctostaphylos glauca R. F. Hoover 1946-8-18 6308 San Luis Obispo East base of La Panza Range, on a branch of Novajo Creek. Comment
  CDA17640  Arctostaphylos glauca Austin Griffiths, Gaylord Jones, T. Gaskin, G. Ruggerone 1984-1-15 s.n. San Luis Obispo South Coast Ranges; Along W side of path at S edge of first pine grove, South Trail, Pozo Summit. 853 Comment
  CDA17648  Arctostaphylos glauca Austin Griffiths, G. F. Hrusa, T. Gaskin, M. Mcleod 1984-2-5 s.n. San Luis Obispo South Coast Ranges; Outer rim of trail from Pozo Summit to Pine Mtn., nr. Pine Mtn. 990 Comment
  OBI66790  Arctostaphylos glauca Austin P. Griffiths, Gaylord Jones, T. Gaskin, G. Ruggerone 1984-1-15 s.n. San Luis Obispo South Coast Ranges. Along W side of path at S edge of first pine grove, South Trl, Pozo Summit. T29S, R32W, sec 31 BM:M Comment
  OBI14685  Arctostaphylos hearstiorum Robert F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top Comment
  UCR28988  Arctostaphylos hookeri subsp. hearstiorum David J. Keil, R. R. Pimentel, D. Walters, M. G. McLeod, et al. 1981-4-11 14438 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  CDA17687  Arctostaphylos hookeri subsp. hearstiorum Austin Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz; SW rim of Arroyo de la Cruz, E of Hwy 1. 0 Comment
  RSA252171  Arctostaphylos hookeri subsp. hearstiorum Gary D. Wallace 1974-12-7 1334 a San Luis Obispo Santa Lucia Mountains: near the coast along the upper south edge of Arroyo de la Cruz on the Hearst Ranch. 30 Comment
  OBI14590  Arctostaphylos hooveri Robert F. Hoover 1950-6-21 8012 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Mountains Comment
  UCR149041  Arctostaphylos luciana G. Fred Hrusa, D. Ragan 1995-6-20 12385 San Luis Obispo Central Western; Outer South Coastal Ranges region, Black Butte Research Natural Area; On burned summit of ridge immediately east of Mt. Lowe. Area of bare siliceous shale and approximately 1/3 mi. east of summit along fire break road. 650 Comment
  RSA167585  Arctostaphylos luciana R. F. Thorne, Percy C. Everett 1963-6-7 32156 San Luis Obispo By TV tower, 6.4 miles NW along Cuesta Ridge West, road from Cuesta Pass 822 Comment
  RSA632954  Arctostaphylos luciana Jon E. Keeley 1996-2-10 27059 San Luis Obispo East of Cuesta Pass on dirt road to Mt. Lowe, northeast of San Luis Obispo. Santa Lucia Wilderness. 625 Comment
  SEINET11989060  Arctostaphylos luciana R. Gankin, Hildreth, W. R. 1967-1 1183 San Luis Obispo ca 1 mi E of Cuesta Pass on ridge road Comment
  UCSB51775  Arctostaphylos luciana Fairfax, Jennifer 1977-2-15 San Luis Obispo East of Cuesta Pass; along road to Black Butte; 2 miles from Hwy. 101 579 Comment
  CAS-BOT-BC40081  Arctostaphylos morroensis Gertrude Sinsheimer 1931-5-1 s.n. San Luis Obispo Near Morro Bay Comment
  UC1309678  Arctostaphylos morroensis B. Bolt 1936-1-31 560 San Luis Obispo 3/4 mi se mouth of Osos Creek; Cayucos Quadrangle 30 Comment
  UCR202653  Arctostaphylos morroensis George K. Helmkamp, E. A. Helmkamp 2000-3-16 5344 San Luis Obispo Central Coast, Baywood Park, Elfin Forest at the east branch of Morro Bay 6 Comment
  CAS-BOT-BC40117  Arctostaphylos morroensis Walter Knight; Irja Knight 1980-6-22 4108 San Luis Obispo From shrub in Tilden Botanic Garden, Berkeley, CA, originally collected from near coast at Hazard Canyon Comment
  OBI77833  Arctostaphylos obispoensis David A. Young, S. A. Junak & M. Carroll 1989-3-13 1846 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve Comment
  UC1309661  Arctostaphylos obispoensis A. E. Wieslander 1936-2-27 615 San Luis Obispo Morro Creek Cayucos Quadrangle 152 Comment
  UC1309677  Arctostaphylos obispoensis G. T. Nordstrom 1937-5-23 1273 San Luis Obispo 1.7 mi se Josephine School; Adelaida Quadrangle 487 Comment
  UCSB30730  Arctostaphylos obispoensis Kelly, Michael 1975-3-27 San Luis Obispo Left side of Highway 41, 6 miles east of Morro Bay 182 Comment
  OBI25341  Arctostaphylos obispoensis David J. Keil, V. L. Holland 1979-12-13 13684 San Luis Obispo Rancho Santa Margarita. just off US 101 on Tassajara Cyn rd Comment
  RSA633445  Arctostaphylos obispoensis Jon E. Keeley 1996-2-10 27056 San Luis Obispo East end of Cuesta Botanical Area, west of Cuesta Pass, northwest of San Luis Obispo. Santa Lucia Wilderness. 725 Comment
  CAS-BOT-BC27196  Arctostaphylos osoensis P. V. Wells; W. Knight 1989-3-13 31389 A San Luis Obispo NW slope of Hollister Peak, N side of Los Osos Valley. 300 Comment
  SBBG48504  Arctostaphylos osoensis H. S. Meyer, A. Meyer 1974-6-22 San Luis Obispo saddle between Hollister Pk and Black Hill Comment
  CDA16233  Arctostaphylos pechoensis G. F. Hrusa, R. Gross 1997-12-27 14148 San Luis Obispo Montana de Oro State Park; Hill above Coon Creek parking, 0 Comment
  CAS-BOT-BC44354  Arctostaphylos pilosula Clare B. Hardham 1957-5-6 1830 San Luis Obispo About 3/4 mile SE of Atascadero Lake Comment
  CAS-BOT-BC44388  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8601 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  UCR252037  Arctostaphylos pilosula Dan S. Cooper 2013-8-7 813- 76 San Luis Obispo Central Coast, Edna, top of Altos de Piedras Rd. 140 Comment
  JEPS98800  Arctostaphylos pilosula Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1765 San Luis Obispo 9 mi E of Pozo Comment
  OBI14554  Arctostaphylos pilosula Robert F. Hoover 1946-12-15 6574 San Luis Obispo Upper Coon crk, San Luis Range Comment
  SBBG114849  Arctostaphylos pilosula C. B. Hardham 1964-5-20 11028 San Luis Obispo McChesney Pk 1219 Comment
  SEINET11989238  Arctostaphylos tomentosa R. Gankin, Russell, W. R. 1962-1 338 San Luis Obispo 0.5 mi E of CA 1, 9.4 mi N of entrance to Hearst Castle, just S of Arroyo de la Cruz Comment
  RSA637047  Arctostaphylos wellsii Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24326 San Luis Obispo Ormonde road, 1 km S of Price Canyon Road, N of Pismo Beach. 90 Comment
  RSA637048  Arctostaphylos wellsii Jon E. Keeley, Melanie Baer Keeley 1993-9-3 24329 San Luis Obispo Ormonde road, 1 km S of Price Canyon Road, N of Pismo Beach. 90 Comment
  UC455081 Image available Arctotis venusta I. J. Condit 1911-8-17 San Luis Obispo Cal Poly San Luis Obispo Garden Comment
  OBI11840  Argemone munita Robert F. Hoover 1947-5-10 7148 San Luis Obispo Cuyama Valey, E of river bridge on hwy Comment
  OBI82590  Aristida adscensionis David J. Keil 2016-2-29 33523 San Luis Obispo San Luis Obispo. South Hills Open Space 100 Comment
  CAS-BOT-BC445304  Aristocapsa insignis James L. Reveal 1978-6-25 4765 San Luis Obispo Along California Highway 58, 0.6 mile east of the San Juan River bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff 533 Comment
  SEINET245574  Aristocapsa insignis James L. Reveal 1978-6-25 4765 San Luis Obispo Along California Highway 58, 0.6 mile east of San Juan River bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff 533 Comment
  UCSB4865  Armeria maritima subsp. californica Ryon, George 1959-4-12 San Luis Obispo San Simeon State Beach Park; 3.4 miles N of Cambria on Hwy 1 4 Comment
  LA211693  Artemisia californica Mark A. Elvin; Jason Storlie 2014-10-10 7670 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, One of the valleys along south entrance road to the Refuge from the Pacific Ocean. 37.0 Comment
  SD41457  Artemisia californica Edith A. Purer 1932-8-28 4818 San Luis Obispo Between Oceano and Guadalupe on roadside Comment
  UC1929583  Artemisia californica Steve Boyd 2007-2-17 11713 San Luis Obispo Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  UCR132040  Artemisia californica George K. Helmkamp 2003-7-29 8033 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  RSA417296  Artemisia douglasiana Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo. Comment
  UC2027029  Artemisia dracunculus Greg Wilvert with Cedrick Villasenor and Ben Carter 2005-9-15 522 San Luis Obispo Southeast Half of the Caliente Range. Next to Semper Spring Comment
  CAS-BOT-BC90617  Artemisia dracunculus Ernest C. Twisselmann 1953-9-25 792 San Luis Obispo Palo Prieta Canyon, 6 miles south of Cholame, eastern San Luis Obispo County 518 Comment
  OBI51415  Artemisia pycnocephala M. David Passovoy 1994-5-13 s.n. San Luis Obispo Approx. 2 mi S of Piedras Blanca 5-10 mi from hwy 1 on the W side Comment
  RSA0059623  Arthrocnemum subterminale Robert F. Hoover 1965-9-22 9639 San Luis Obispo South of mouth of Chorro Creek, Morro Bay mud-flats. Comment
  SBBG108125  Asclepias C. B. Hardham 1961-5-18 7115 San Luis Obispo between Pine Mtn and Rocky Butte 762 Comment
  SBBG107841  Asclepias C. B. Hardham 1956-9-17 1365 San Luis Obispo W of Atascadero, rd from turnoff to Paradise Valley to Atascadero Ranch Comment
  OBI62218  Asclepias eriocarpa P. A. Holden 1968-7-27 484 San Luis Obispo Along hwy 58 some 5 mi E of Santa Margarita Comment
  OBI20514  Asclepias fascicularis Robert F. Hoover 1965-9-7 9537 San Luis Obispo Santa Rita Crk W of Templeton Comment
  UC455612  Asclepias fascicularis Ira Condit 499 San Luis Obispo San Luis Obispo Comment
  OBI83617  Asparagus asparagoides David J. Keil 2017-5-21 34226 San Luis Obispo Vicinity of mouth of San Carpoforo Creek west of Highway 1. 15 Comment
  CAS-BOT-BC482880  Asphodelus fistulosus J. Ed. McClellan; Bonnie McClellan 1969-3-17 s.n. San Luis Obispo Morro Bay Comment
  CAS-BOT-BC65876  Aspidotis densa Ernest C. Twisselmann 1956-11-7 3230 San Luis Obispo Santa Lucia Range: Cypress Swamp, Cypress Mountain 640 Comment
  SBBG34861  Astragalus Mrs. R. W. Summers 1886-5-26 San Luis Obispo San Luis Mtn Comment
  OBI13387  Astragalus asymmetricus John Thomas Howell 1948-6-15 24364 San Luis Obispo Red Hills SE of Shandon 762 Comment
  OBI31801  Astragalus curtipes Smeltzer, Turnquist 1982-4-12 36 San Luis Obispo Laguna Lake park Comment
  OBI51808  Astragalus curtipes Gary Westbrook March1994 19 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  OBI78774  Astragalus curtipes Michael Walgren 2014-4-5 374 San Luis Obispo Morro Bay north of intersection of Quintana Rd. and Highway 1. 49 Comment
  OBI80970  Astragalus curtipes Lexi Kookootsedes 2015-2-9 San Luis Obispo South Hills 63 Comment
  OBI83446  Astragalus curtipes Hasan Iqbal, Jack Combs, Theresa Tran 2017-1-27 5 San Luis Obispo South Hills Open Space, walk through Stonebridge Park to find a fence/gate leading to Stoneridge trail. Walk about 200-300 feet down the trail to find a battered wooden sign on the fence with a makeshift entrance through the barbed wire fence on the left side of the trail. Once this has been identified, walk through the entrance and hike up the hill (to the east) to get to the hilltop. 159 Comment
  UCR6168  Astragalus curtipes C. M. Bringle 1967-3-20 B670320- 19 San Luis Obispo South Coast Range/Central Coast, 2 mi north of San Luis Obispo on H.A. Hildenbrand Ranch, Rt. 2 Box 103. First pasture behind ranch house, 200 ft. west of stream 427 Comment
  OBI57860  Astragalus didymocarpus var. didymocarpus David J. Keil 1998-4-30 27009 San Luis Obispo Caliente Range. 6.5 mi from Soda Lake Rd. on Selby Rd. (35 deg. 06.496' N x 119 deg. 51.124' W) 1271 Comment
  OBI64472  Astragalus didymocarpus var. didymocarpus David J. Keil 2001-5-10 29438 San Luis Obispo Bitterwater Road, 12.3 road miles north from Highway 58 Comment
  OBI58058  Astragalus didymocarpus var. didymocarpus David J. Keil 1998-4-17 26782 San Luis Obispo Carrizo Plaions along Clear Creek road, 1.3 miles north of intrersection with Belmont trail, rolling hills north of Soda lake Comment
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Apr 15 2013
  CAS-BOT-BC178230  Astragalus gambelianus Lois E. James April 31, 1948. 1828 A San Luis Obispo Hills just N of San Luis Obispo. Comment
  OBI13340  Astragalus lentiginosus var. nigricalycis Eben McMillan 1952-6-19 159 San Luis Obispo 8 mi S of Soda lake, Carissa Plain Comment
  UC2027047  Astragalus lentiginosus var. nigricalycis Greg Wilvert 2005-5-1 371 San Luis Obispo Southeast Half of the Caliente Range: 0.75 km S of Soda Lake Road along Pipeline Road Comment
  RSA29613  Astragalus macrodon Roxana S. Ferris 1939-5-23 9756 San Luis Obispo 4 miles east of Templeton in higher foothills 427 Comment
  SBBG124767  Astragalus macrodon C. B. Hardham 1959-5-20 5476 San Luis Obispo near Bee Rock Comment
  UCSB69393  Astragalus nuttallii Ferren, Wayne; Rindlaub, Kathy 1985-6-12 San Luis Obispo Santa Maria River mouth (LeRoy property). NE corner of study site. Comment
  SBBG14965  Astragalus nuttallii var. nuttallii E. R. Blakley 1960-7-2 3507 San Luis Obispo between the ocean and Oso Flaco Lake 6 Comment
  OBI4470  Astragalus nuttallii var. nuttallii Robert J. Rodin 1970-9-10 8433 San Luis Obispo Pismo Beach State Park Comment
  SBBG34878  Astragalus pomonensis Mrs. R. W. Summers 1886-1 San Luis Obispo Morro Comment
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Oct 22 2007
  UC1136246  Atriplex P. L. Johannsen 1937-5-4 1103 San Luis Obispo 6 mi nw Painted Rock Ranch; McKittrick Quad., nw of Painted Rock Ranch Comment
  UCD78279  Atriplex Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4624 a San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  UC1928049  Atriplex argentea var. mohavensis David Keil 1998-10-9 28171 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. Comment
  OBI65162  Atriplex confertifolia Greg Wilvert 2005-5-30 448 San Luis Obispo SE half of Caliente Range; Padrones Cyn. 821 Comment
  CAS-BOT-BC172616  Atriplex coronata John Thomas Howell 1948-6-15 24374 San Luis Obispo San Juan River Valley 365 Comment
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Nov 27 2019
  CAS-BOT-BC172619  Atriplex coronata R. F. Hoover 1946-6-2 6141 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  OBI59796  Atriplex fruticulosa George Butterworth 1997-7-4 135 San Luis Obispo T31S, R19E, S24, NW Qtr 20 yds E of Soda Lake Rd, 0.2 mi S of Cattle guard 584 Comment
  UC2027048  Atriplex fruticulosa Greg Wilvert 2005-5-1 373 San Luis Obispo Southeast Half of the Caliente Range: Along Pipeline Road Comment
  RSA696211  Atriplex leucophylla Keith E. Hoffmaster 1935-6-28 s.n. San Luis Obispo Avila Beach Comment
  OBI38186  Atriplex prostrata Eric Wise 1982-7-2 1595 San Luis Obispo Oso Flaco Lake Comment
  OBI73252  Atriplex prostrata Michael Walgren 2010-9-18 170 San Luis Obispo Estero Bluffs state park, 1.56 mi W of Cayucos Crk, S of hwy 1; at mouth of San Geronimo Crk Comment
  RSA171092  Atriplex semibaccata R. F. Thorne, P. Everett 1962-10-3 31432 San Luis Obispo Peidras Blancas Light House. Comment
  OBI17276  Atriplex serenana Robert F. Hoover 1947-7-19 7318 San Luis Obispo North edge of Santa Maria vAlley near Nipomo-Guadalupe road Comment
  CAS-BOT-BC170091  Atriplex vallicola R. F. Hoover 1946-6-16 6170 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  CDA17734  Atriplex watsonii Austin Griffiths, J. R. Walker, E. W. Thompson 1982-2-7 s.n. San Luis Obispo Montana de Oro State Park; Morro Bay across road from entrance to Morro Bay State Park Campground. 0 Comment
  OBI17598  Avena barbata Penelope Blackmer 1973-4-5 18 San Luis Obispo Between Pennington Creek and fence which marks W border of Penn. Ck bio reserve Comment
  OBI81021  Avena barbata David J. Keil 2015-2-14 32585 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  SBBG93956  Avena barbata S. A. Junak, T. Ayers 1989-4-12 3945 San Luis Obispo N side of USFS Rd 29S11.3 at intersection with rd to W end of Pick and Shovel Main, ca. 4.4 mi W of US Hwy 101 762 Comment
  OBI40081  Avena barbata David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18641 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky butte lookout at locked gate 732 Comment
  OBI53451  Avena barbata Arthur W. Hazebrook 1991-6-6 86 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  RSA129091  Avena barbata T. M. Hendrix 1937-4-17 31 San Luis Obispo 3.3 miles S.E. of Pozo. 457 Comment
  OBI33581  Avena fatua Melissa Luckow, Jerry Rendon 1980-4-10 26 San Luis Obispo Poly Cyn, about 1/4 mi from end of road in small meadow bordering road Comment
  UC815842  Avena fatua Marcus E. Jones, A. M. 1882-5-6 3232 San Luis Obispo San Luis Obispo Comment
  LA105438  Avena fatua Barry A. Prigge; 1989-3-19 8572 San Luis Obispo between State hwy 1 and Chorro Creek, ca 1.5 mi E of Morray Bay 9 Comment
  HSC91810  Avena sativa Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  RSA522549  Azolla filiculoides Eric Wise 1981-8-7 1042 San Luis Obispo Intersection of Highway 58 and San Juan Creek Comment
  SEINET6188361  Azolla filiculoides David Keil 1980-9-21 14270 San Luis Obispo 3 miles S of Creston along California Rte 229 along middle branch of Huer Huero Creek Canyon Comment
  OBI53967  Baccharis glutinosa Larry Kelly, David J. Keil 1988-10-1 279 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG112699  Baccharis glutinosa C. B. Hardham 1958-8-16 3852 San Luis Obispo San Marcos Crk along Oak Flat Rd Comment
  UCR131919  Baccharis glutinosa George K. Helmkamp 2003-9-8 8127 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  OBI53858  Baccharis glutinosa Arthur W. Hazebrook 1993-5-23 220 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreoopsis Hill Comment
  LA211652  Baccharis pilularis Mark A. Elvin; 2014-10-10 7696 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes, "4-Pond East" pond in "4-Pond Valley, " no standing water present, 15 meters from the southern boundary of the Refuge. Lots of feral pig damage. 5 Comment
  OBI53889  Baccharis pilularis Arthur W. Hazebrook 1992-10-25 156 San Luis Obispo Nipomo Dunes complex, Big coreopsis HIll, base of HIll along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  POM350412  Baccharis pilularis Thekla Mohr 1911-07 3760 San Luis Obispo San Luis Obispo. Comment
  SD244572  Baccharis pilularis Nathan Browne, James Solum, Miles Sheldon, Aaron Tran 2011-11-2 1 San Luis Obispo Cal Poly Campus, Poly Canyon Road about 200 yards from the gate. Roadside. Comment
  UC1928010  Baccharis plummerae subsp. plummerae David Keil 1998-10-9 28126 San Luis Obispo California Highway 166, 3.4 road miles e of junction with Alamo Creek Rd. Comment
  CAS-BOT-BC99752  Baccharis salicifolia Ernest C. Twisselmann 1954-3-26 948 San Luis Obispo Chris Twisselmann Ranch: 6 miles southeast of Cholame 579 Comment
  RSA128061  Baccharis salicifolia Clare B. Hardham 1958-9-19 3865 San Luis Obispo Atascadero Creek, Atascadero Comment
  SBBG104440  Baccharis salicifolia M. D. Proctor, E. A. Young 1993-4-12 ROB 394 San Luis Obispo ca. 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI16972  Baccharis salicifolia Robert F. Hoover 1966-9-12 9983 San Luis Obispo Bed of Santa Maria River north of Santa Maria Comment
  UC1927813  Barbarea orthoceras David Keil, Lynne Dee Althouse 2002-4-11 29798 San Luis Obispo Santa Margarita Ranch. Trout Creek. Vicinity of 35.35708 N x 120.56807 W Comment
  UC56041  Barbarea orthoceras J. H. Barber 1900-3-30 1008 San Luis Obispo Sta. Lucia Mts. Comment
  SEINET3148010  Barbarea vulgaris var. arcuata R. W. Summers 1886-3-17 909 San Luis Obispo Springton, San Luis Mt. Comment
  OBI78688  Berberis aquifolium Bethany Davenport 2013-2-9 San Luis Obispo Downtown San Luis Obispo, North Broad Street, 100 yds. along San Luis Creek below San Luis Obispo Museum of Art, along path. 61 Comment
  OBI20537  Berberis aquifolium var. aquifolium E. Kayihana 1958-5-31 s.n. San Luis Obispo Cultivated, campus Comment
  RSA121715  Berberis pinnata B. Bolt 1936-3-14 624 San Luis Obispo One mile southeast of Black Hill. 244 Comment
  SBBG80751  Bergia texana D. Keil 1983-10-21 17978 San Luis Obispo just S of Creston along Hwy 229 on Lasma property, around fringes of Creston Lake Comment
  UCR38868  Bergia texana David J. Keil 1983-10-21 17978 San Luis Obispo Hwy 229 on Lasma property, south of Creston. E banks of Middle Branch of Huerhuero Creek 375 Comment
  OBI56846  Berula erecta David J. Keil 1998-7-2 27908 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  OBI9016  Berula erecta Robert F. Hoover 1965-9-18 9573 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  UC57507  Bloomeria crocea J. H. Barber 1899-5-22 San Luis Obispo near Morro Comment
  RSA209525  Boisduvalia glabella E. C. Twisselmann 1958-7-14 4548 San Luis Obispo Temblor Range and the Western San Joaquin Valley: Vernal pool bed at the summit of Palo Prieta Canyon (near the Twisselmann Ranch mailbox) 671 Comment
  OBI43597  Bolboschoenus maritimus subsp. paludosus Eric Wise 1982-5-17 1479 San Luis Obispo Twisselman Lake. Palo Prieto Cyn; 1/2 mi E of cyn Comment
  SBBG104564  Brachypodium distachyon F. L. Johnson, E. A. Young 1993-5-26 ROB 645 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  SBBG117872  Brachypodium distachyon E. Painter, M. Wetherwax 2003-5-1 SLO 330 San Luis Obispo just S of the Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 200 Comment
  UC1259040  Brachypodium distachyon Clare B. Hardham 1960-6-3 5992 San Luis Obispo n of San Luis Obispo; Cuesta Comment
  OBI80478  Brassica nigra David J. Keil 2015-2-14 32583 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  UCD114746  Brassica nigra G. F. Hrusa 1995-5-28 12290 San Luis Obispo San Luis Obispo County: Peak 1 Radio Facility. 620 Comment
  CAS-BOT-BC36786  Brassica rapa Ernest C. Twisselmann 1956-4-30 2727 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern SLO county. 670 Comment
  OBI79153  Brassica tournefortii David J. Keil 2011-11-5 31143 San Luis Obispo Oceano. Beach Street at railroad crossing, south side of street 8 Comment
  OBI33111  Brickellia californica David J. Keil 1983-9-10 17959 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI5527  Briza maxima Sharon Jochums 1974-4-28 191 San Luis Obispo W of hwy 1 just N of Piedras Blancas Point Comment
  RSA25696  Briza maxima C. B. Wolf 1941-7-12 10989 San Luis Obispo along the coast at Washington school, 1 mile N of Pt. Sierra Nevada 8 Comment
  CAS-BOT-BC145349  Briza minor R. F. Hoover 1947-5-25 7219 San Luis Obispo Cambria. Comment
  OBI3083  Briza minor Larry E. Brown 1971-5-15 1992 San Luis Obispo Cambria Comment
  CAS-BOT-BC492081  Brodiaea terrestris subsp. kernensis R. F. Hoover 1950-6-2 7958 San Luis Obispo Summit between head of Salinas River and Stony Creek Comment
  CAS-BOT-BC144272  Bromus arenarius Ernest C. Twisselmann 1954-4-16 1064 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 640 Comment
  CAS-BOT-BC149369  Bromus arizonicus Eben McMillan 1959-3-3 49 -1 San Luis Obispo Coyote Hill, southeast end of Carrisa Plains. 731 Comment
  OBI22454  Bromus arizonicus Robert D. Page 1962-3-28 47 San Luis Obispo Intersection of Murray and Santa Rose Comment
  OBI79508  Bromus carinatus David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31401 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  RSA0021502  Bromus carinatus var. carinatus David J. Keil, V. L. Holland 2013-4-16 31580 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway. 255 Comment
  SEINET943647  Bromus carinatus var. carinatus Carl B. Wolf 1929-1 3625 San Luis Obispo Along the coast, 6 miles N. of Morro Bay 30 Comment
  UC1131044  Bromus carinatus var. carinatus G. T. Nordstrom 1937-5-16 1251 San Luis Obispo 2.3 mi sse of Chimney Rock 502 Comment
  UCD58401  Bromus catharticus Ernest C. Twisselmann 1962-7-9 7424 San Luis Obispo Eastern San Luis Obispo Co.: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  UCR132013  Bromus catharticus George K. Helmkamp 2003-10-8 8206 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  SEINET14409986  Bromus diandrus P. Bailey 1972-4-22 115 San Luis Obispo 2 mi E of Atascadero in Salinas River bed (dry) Comment
  CAS-BOT-BC155599  Bromus grandis R. F. Hoover 1950-6-21 7998 San Luis Obispo Santa Lucia Mountains. Between Rocky Point and Pine Mountain. Comment
  SEINET14410080  Bromus grandis D. Keil, Eric Wise 1981-1 14816 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI17701  Bromus hordeaceus Dave Imper 1977-4-7 118 San Luis Obispo Price Cyn Tarsands Project, 1 mi SW of Hwy 227 on Price Cyn rd 76 Comment
  SBBG94011  Bromus hordeaceus S. A. Junak 1990-4-17 4160 San Luis Obispo just N of USFS Rd 29S11.3, along W side of rd to KSBY TV towers, E end of Cuesta Ridge Botanical Area, ca. 2.6 mi W of US Hwy 101 716 Comment
  CAS-BOT-BC155150  Bromus hordeaceus Clare B. Hardham 1961-5-18 7102 San Luis Obispo Santa Lucia Mountains. Between Pine Mountain and Rocky Butte. Comment
  OBI19848  Bromus hordeaceus Walter F. Chesebro 1978-5-6 106 San Luis Obispo Avenales Reserve, 21 mi E of intersection of hwy 58 and hwy 101 Comment
  OBI22394  Bromus madritensis subsp. rubens Russell Gorman 1956-4-6 41 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI22401  Bromus madritensis subsp. rubens Eben McMillan 1952-5-2 86 San Luis Obispo Choice Valley. 1 mi S 8 mi E Shandon Comment
  OBI22415  Bromus pseudolaevipes Robert F. Hoover 1947-5-14 7170 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  OBI79906  Bromus pseudolaevipes D. R. Miller 2013-5-8 513 .1056 San Luis Obispo The Rocky Butte/Pine Mountain Region, this small stand of perhaps 15-20 plants is growing understory on Pine Mountain along main ridge road, approximately 50 meters north of Indian Summer Camp, Tobacco Creek drainage. 884 Comment
  OBI80691  Bromus rubens Max Morris 2015-3-4 3 San Luis Obispo Campus of California Polytechnic Stae University, on hillside immediately to the north of northermost parking structure. 135 Comment
  UC1927708  Bromus tectorum D. R. Miller 1994-4-19 494 -214 San Luis Obispo along Ridge Road edge near Drs. driveway, Pico Creek drainage 900 Comment
  CDA17524  Cakile maritima Austin Griffiths, Brad Seek 1980-8-12 s.n. San Luis Obispo Pismo Dunes; just N of southernmost of two highest transverse stabilized dunes, halfway between Oceano and Grover City ramps. 0 Comment
  UCR123552  Cakile maritima George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5332 A San Luis Obispo Central Coast, Morro Rock 9 Comment
  CAS-BOT-BC185306  Calamagrostis koelerioides R. F. Hoover 1946-6-23 6192 San Luis Obispo Summit at head of Carpenter Canyon north of Arroyo Grande. Comment
  CAS-BOT-BC233975  Calandrinia breweri R. F. Hoover 1947-3-26 6742 San Luis Obispo Just south of Price Canyon Comment
  OBI58519  Calandrinia breweri David J. Keil, Kathleen Keil 1998-3-23 26418 San Luis Obispo Montana de Oro State park. Valencia Peak burn site (fire in summer 1997) Comment
  OBI66356  Calandrinia breweri David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26260 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  RSA0035042  Calandrinia breweri A. L. Haines 1951-4-29 5120 San Luis Obispo 2 mi. So. Oceano. 15 Comment
  CLARK-A1045-1328  Calandrinia ciliata var. menziesii George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay coastal strand; Morro Bay North 7.5' Q Comment
  OBI57234  Callitriche marginata David J. Keil 1998-5-13 27234 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  OBI80191  Calochortus argillosus David J. Keil, V. L. Holland May 1989 s.n. San Luis Obispo Area proposed for golf course between Los Osos Valley Road and Prefumo Canyon. Comment
  UC1927787  Calochortus argillosus David Keil 1998-6-12 27784 San Luis Obispo Morro Bay State Park. Park Ridge area W of Holister Peak, near quarry trail. Comment
  SBBG108119  Calochortus clavatus var. clavatus C. B. Hardham 1997-5-15 2220 San Luis Obispo Villa Crk Ranch Comment
  OBI27396  Calochortus obispoensis Thomas Burrows 1980-6-20 85 San Luis Obispo Reservoir cyn Comment
  SBBG133022  Calochortus obispoensis D. Keil, M. McLeod, C. Matthews, R. Branson, et al. 1995-6-26 25411 San Luis Obispo W Cuesta Ridge at W end of botanical area Comment
  RSA0040006  Calochortus simulans LeRoy Gross, Marcel Beffort 2014-5-14 6459 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  RSA0016807  Calochortus simulans S. W. Austin 1982-5-30 s.n. San Luis Obispo Las Pilitas Rd., about 1/2 so. from jct. with Park Hill Rd., on rt. side as one goes N., west facing road cut, vicinity of Santa Margarita Lake; Comment
  UC573398  Calochortus splendens T. M. Hendrix 1937-5-24 212 San Luis Obispo 3.5 mi ne Black Mountain; Pozo Quad. 548 Comment
  UC57496 Image available Calochortus venustus J. H. Barber 1899-5-22 San Luis Obispo Santa Lucia Mts. Comment
  RSA789271  Calycadenia villosa R. L. Carr 1998-6-27 3712 San Luis Obispo Red Hill Road near junction with Highway 58 (Carissa Highway), flat area of Navajo-Camatta Cr Divide. 607 Comment
  OBI75508  Calyptridium monandrum Jenner Whitt 2003-4-14 49 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UC1953178  Calystegia collina subsp. venusta David Keil with Rhonda Riggins and D. R. Miller 1998-5-27 27465 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NW from Hwy 1. Comment
  OBI66253  Calystegia longipes David J. Keil 1997-4-19 26214 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  UCR118386  Calystegia macrostegia George K. Helmkamp, E. A. Helmkamp 1998-6-30 4221 San Luis Obispo Central Coast, Irish Hills, SW of San Luis Obispo; Prefumo Cyn 2.2 mi SW of Los Osos Valley Rd. 137 Comment
  OBI15322  Calystegia macrostegia subsp. cyclostegia Robert F. Hoover 1967-5-1 10518 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI17790  Calystegia macrostegia subsp. cyclostegia Penelope Blackmer 1973-4-5 26 San Luis Obispo Pennington Creek bio reserve Comment
  RSA394881  Calystegia macrostegia subsp. cyclostegia Thekla Mohr 1911-1 1931 San Luis Obispo San Luis Obispo. Comment
  SBBG96812  Calystegia macrostegia subsp. cyclostegia D. A. Young, S. Junak, T. J. Ayers 1989-4-27 1948 San Luis Obispo 0.1 mi W of W end of the Cuesta Ridge Botanical area Comment
  UC1315079  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1967-2-18 10209 San Luis Obispo Diablo Canyon San Luis Range, Diablo Canyon Comment
  CAS-BOT-BC221384  Calystegia macrostegia subsp. cyclostegia W. R. Dudley 1903-8-1 s.n. San Luis Obispo Coast trail near Water's, Santa Lucia Mts. Comment
  POM97524  Calystegia macrostegia subsp. cyclostegia P. A. Munz 1926-4-9 10230 San Luis Obispo Morro. Comment
  SBBG118523  Calystegia malacophylla subsp. pedicellata E. Painter, M. Wetherwax with D. Wilken, J. Olson 2002-4-25 CR 300 San Luis Obispo cliffs between Tower Rd and Nacimiento River; Camp Roberts 280 Comment
  CHSC70512  Calystegia malacophylla subsp. pedicellata R. A. Schlising; L. Bellue 1973-5-13 3093 San Luis Obispo E of Pozo; just NE of Pozo Summit (and 10.2 mi W of junction with Hwy 58 below La Panza) 807 Comment
  CAS-BOT-BC418635  Calystegia subacaulis subsp. episcopalis R. K. Brummitt; S. M. Namoff 2012-6-10 22044 San Luis Obispo Edge of San Luis Obispo town, top of Lizzie Street 134 Comment
  OBI25597  Calystegia subacaulis subsp. episcopalis David J. Keil 1981-5-16 14675 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  SBBG118542  Calystegia subacaulis subsp. episcopalis E. Painter, M. Wetherwax, D. Keil 2000-4-20 SLO 69 a San Luis Obispo S base of large serpentine outcrop, W of Chorro Reservoir, and on slope below; Camp San Luis Obispo 200 Comment
  SBBG109770  Camissonia C. B. Hardham 1958-5-28 3424 San Luis Obispo intersection of north rd to Adelaida and rd to Nacimiento Dam Comment
  POM96524  Camissonia boothii subsp. decorticans P. A. Munz 1926-4-8 10120 San Luis Obispo Paso Robles. Comment
  CDA13612  Camissonia campestris G. F. Hrusa, T. D. Wilfred 1997-3-12 13642 San Luis Obispo Carrizo Plain; S end of Carrizo Plain +- 6-7 m. S of Washburn Ranch. Comment
  OBI81357  Camissonia campestris Jason Dart, A. Weichert 2010-3-25 348 San Luis Obispo Palo Prieto Conservation Bank, Lake Parcel. This location is 0.6 mile southwest of Bitterwater Road, 3.75 driving miles southeast of Annette Road, on hills near Grant Lake. 619 Comment
  OBI47388  Camissonia campestris subsp. campestris David J. Keil 1985-3-31 18521 San Luis Obispo Along hwy 58 ca 100 m E of jctn with Huerhuero Rd Comment
  RSA43096  Camissonia campestris subsp. obispoensis Robert F. Hoover 1947-4-2 6860 San Luis Obispo San Luis Obispo County: upper Arroyo Grande 6 miles above county park on sandy slope exposed to sun Comment
  RSA781522  Camissonia hardhamiae David J. Keil 1986-4-13 19196 San Luis Obispo 2 miles E from junction with Las Pilitas Road on Parkhill Road. S side of highway. Comment
  RSA186695  Camissonia intermedia Peter H. Raven 1963-5-5 18305 San Luis Obispo 1.2 miles west of Bee Rock Comment
  RSA681273  Camissonia strigulosa Scott D. White, Ken McDonald 2001-5-9 9580 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UCR248192  Camissonia strigulosa David J. Keil, Kathleen Keil, Lynne Dee Oyler, Danielle DeRome 1991-4-6 21497 San Luis Obispo Nipomo Dunes, Big Coreopsis Hill south of Oso Flaco Lake Comment
  OBI33315  Camissoniopsis cheiranthifolia Robert J. Rodin 1956-5-29 6086 San Luis Obispo At S end of Morro Bay Comment
  OBI5042  Camissoniopsis cheiranthifolia Robert J. Rodin 1956-5-29 6086 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC160523  Camissoniopsis hardhamiae R. W. Thorp 1962-5-2 62 -33 San Luis Obispo 4.5 miles northeast of Santa Margarita Comment
  CAS-BOT-BC160526  Camissoniopsis hardhamiae Peter H. Raven 1963-5-5 18313 San Luis Obispo Quarry 3 miles east of Santa Margarita Comment
  SBBG104183  Cardamine californica F. L. Johnson Proctor 1993-2-20 ROB 143 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI82381  Cardamine hirsuta David J. Keil 2016-2-14 33457 San Luis Obispo Irish Hills Natural Preserve. Prefumo Canyon trailhead Comment
  OBI82515  Cardamine hirsuta David J. Keil, with Matt Ritter, Jenn Yost, Kristen Nelson, Jessica adinolfi, Julia Harencar, and Jason Johns 2016-3-2 33533 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 400 Comment
  SFV5036  Cardionema ramosissimum F. M. Ball 1951-4-28 s. n. San Luis Obispo Sand dunes at Oso Flaco Lake. Comment
  RSA0042905  Carduus pycnocephalus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6280 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  SD143581  Carduus pycnocephalus R. D. Goeden, D. W. Ricker 1972-5-2 San Luis Obispo Irish Hills, See Canyon Road, 4 miles north of San Luis Bay Rd., southwest of San Luis Obispo 182 Comment
  UCR250543  Carex Mark A. Elvin, Melissa Kelly 2013-8-9 7205 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes. Guadalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond, c. 250 m from Pacific Ocean 9 Comment
  RSA180143  Carex barbarae Clare B. Hardham 1959-4-23 4292 San Luis Obispo Santa Lucia Mountains: Tassajara Creek. Comment
  OBI75676  Carex densa D. R. Miller 2011-7-12 711 .971 San Luis Obispo Rocky Butte/Pine Mt region. From Almaden Flats area, Pico crk drainage 853 Comment
  OBI58905  Carex douglasii David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27417 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  OBI73481  Carex globosa David J. Keil, with Mike Mattina 2010-5-31 30794 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  CAS-BOT-BC20409  Carex globosa Clare B. Hardham 1960-6-27 6326 San Luis Obispo Santa Lucia Mountain. Black Mountain, Cambria-Cayucos Road - Route 41. 609 Comment
  CAS-BOT-BC21851  Carex harfordii John Thomas Howell 1964-6-29 40728 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria. Comment
  OBI64515  Carex harfordii Robert F. Hoover 1947-3-1 6634 San Luis Obispo Cambria Comment
  SEINET12480795  Carex harfordii D. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-1 18712 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte 869 Comment
  CDA33107  Carex luzulina Clare B. Hardham 1959-6-8 4770 San Luis Obispo Santa Lucia Mountains; Cypress forest, north slope Cypress Mtn. 0 Comment
  CAS-BOT-BC119429  Carex nudata R. F. Hoover 1947-3-23 6720 San Luis Obispo Rinconada Mine, W of Pozo Comment
  POM230031  Carex nudata Alice Eastwood, John Thomas Howell 1937-5-1 4167 San Luis Obispo Reservoir Canyon near San Luis Obispo. Comment
  OBI66798  Carex nudata D. R. Miller 1994-4-30 494 .276 San Luis Obispo Pine Mt. Region. In creekway of Tobacco Crk, mud-flats area 366 Comment
  JEPS35080  Carex obispoensis R. F. Hoover 1964-4-15 8731 San Luis Obispo Ridge nw of Cuesta Pass (just below TV transmitter) Comment
  OBI57957  Carex obispoensis Austin P. Griffiths, G. F. Hrusa, M. McLeod, C. Cunningham 1984-2-20 s.n. San Luis Obispo South Coast Ranges. Midway up Reservoir Cyn immed. E of San Luis Obispo Comment
  OBI47500  Carex obispoensis David J. Keil, Rhonda Riggins 1984-4-26 18219 San Luis Obispo 0.4 mi N of Rinconada Mine Comment
  UCSB59917  Carex obispoensis Penkala, B.; Ryan, P. 1987-8-4 San Luis Obispo On south ridge of Reservoir Canyon; approx. 1 mile up trail past cattle guard at end of Reservoir Road; 1 mile north of San Luis Obispo; off Hwy. 101 304 Comment
  CAS-BOT-BC119331  Carex obnupta R. F. Hoover 1947-7-26 7330 San Luis Obispo Near Piedras Blancas Point (just N of) ca 1/2 mile from ocean. Comment
  CAS-BOT-BC119333  Carex obnupta Alice Eastwood; John Thomas Howell 1936-5-7 2287 San Luis Obispo Between Templeton and Cayucos. Comment
  RSA661627  Carex pansa Austin P. Griffiths, Joe R. Walker 1982-3-8 s.n. San Luis Obispo Ca. 1/4 mile S of Grand Ave. Ramp and about same N of benchmark. Pismo Dunes. 5 Comment
  OBI22671  Carex praegracilis Robert F. Hoover 1967-5-6 10559 San Luis Obispo White Lake (S of Arroyo Grande) Comment
  OBI82496  Carex praegracilis David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33494 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  OBI53547  Carex praegracilis Arthur W. Hazebrook 1991-4-19 12 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI5580  Carex praegracilis Sharon Jochums 1974-4-28 184 San Luis Obispo Just N of Piedras Blancas Comment
  SBBG109317  Carex serratodens C. B. Hardham 1956-4-28 573 San Luis Obispo Paradise Valley, Atascadero Comment
  SEINET3990566 Image available Carex serratodens Marcus E. Jones 1882-5-6 3235 San Luis Obispo San Luis Obispo Comment
  CHSC82987  Carex spissa L. P. Janeway 2002-9-8 7729 San Luis Obispo Outer South Coast Ranges. Brizziolari Creek (Poly Canyon) 1.1 km northeast of the Cal Poly campus buildings. 168 Comment
  CAS-BOT-BC117321  Carex spissa Roxana S. Ferris 1929-4-16 7679 San Luis Obispo Road to Atascadero 6 mi E of Moro Bay. Comment
  CAS-BOT-BC117329  Carex spissa Clare B. Hardham 1960-6-1 6005 San Luis Obispo Little Burnett Creek, edge of Cupressus grove. 609 Comment
  RSA180149  Carex subfusca Clare B. Hardham 1962-5-30 10228 San Luis Obispo North side Pozo High Mountain. Comment
  UCR38142  Carpobrotus chilensis A. C. Sanders, K. Berg 1985-3-3 5392 San Luis Obispo Central Coast, Oso Flaco Lake, south of Oceano, at end of Oso Flaco Lake Road 3 Comment
  SDSU6426  Carthamus creticus D. F. Howe 1967-8-14 4374 San Luis Obispo Arroyo Grande. 37 Comment
  CDA6957  Carthamus lanatus G. D. Barbe 1977-1-26 2239 San Luis Obispo Evan s property, north side Morro Creek Road (Highway 41) 4 km northeast of Highway 1, north of Morro Bay. 0 Comment
  OBI69469  Carthamus lanatus David J. Keil 2008-8-30 30559 San Luis Obispo Huasna Road southeast of Arroyo Grande, 3 miles southeast of junction with Branch Mill Road. 35 deg. 08'13.61"N x 120 deg. 29'19"W. 107 Comment
  CDA43147  Carthamus tinctorius David J. Keil 1992-6-16 23296 San Luis Obispo Pismo Beach, along US 101. 0 Comment
  UC1315046  Castilleja R. F. Hoover 1967-4-5 10363 San Luis Obispo w edge Carrizo Plain (on Highway 58) Comment
  RSA251003  Castilleja affinis Robert F. Thorne 1965-11-7 35577 San Luis Obispo Oso Flaco Lake. W end of lake. 15 Comment
  POM98567  Castilleja affinis P. A. Munz 1925-3-25 9255 San Luis Obispo Pismo Creek, 3 miles from Pismo. Comment
  RSA518688  Castilleja affinis T. I. Chuang, L. R. Heckard 1970-6-18 6804 San Luis Obispo On road to Cambria Lodge, Cambria. Comment
  SBBG41744  Castilleja affinis subsp. affinis H. M. Pollard 1968-6-7 San Luis Obispo near Jack Lake, W of Union Oil Refinery on Southern Pacific railroad, S of Oceano Comment
  UC524111  Castilleja affinis subsp. affinis Ira L. Wiggins 1932-3-21 5804 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  JEPS4846  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3211 San Luis Obispo about 1 mi w summit of road between Templeton and Cayucos (via Santa Rita School (not Santa Rita Creek)) Comment
  UC886452  Castilleja ambigua subsp. ambigua Alice Eastwood and John Thomas Howell 1938-6-15 5986 San Luis Obispo Piedras Blancas Comment
  OBI9389  Castilleja ambigua subsp. insalutata Robert F. Hoover 1950-5-30 7947 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  JEPS77732  Castilleja attenuata L. R. Heckard, R. C. Bacigalupi and T. I. Chuang 1978-4-23 4782 San Luis Obispo 9 mi w Simmler Maintenance Station (along Route 58, in foothills w of Carriso Plain) 731 Comment
  OBI64806  Castilleja densiflora subsp. densiflora George Butterworth 2005-4-15 577 San Luis Obispo Chimineas. Deadman Flat, 228156 x 3896636 762 Comment
  UC1315035  Castilleja densiflora subsp. gracilis R. F. Hoover 1967-4-8 10368 San Luis Obispo 18 mi se Creston (on La Panza road) Comment
  OBI31678  Castilleja densiflora subsp. obispoensis Turnquist, Smeltzer 1982-5-1 81 San Luis Obispo On the NE side of Laguna Lake Park Comment
  UC1046449  Castilleja densiflora subsp. obispoensis A. D. Hawkes and R. Bacigalupi 1951-4-25 4886 San Luis Obispo Cambria Comment
  UC454836  Castilleja densiflora subsp. obispoensis E. P. Unangst 1908-4-12 San Luis Obispo Perfumo Canyon Comment
  JEPS77469  Castilleja densiflora subsp. obispoensis T. I. Chuang with Fei-Mei Chuang 1978-5-19 7691 San Luis Obispo 2.6 mi s San Simeon (on e side of road) Comment
  UCSB33939  Castilleja densiflora subsp. obispoensis Paley, Sandra 1978-4-21 San Luis Obispo 2 miles north of Vist Point on Calif. 1 near Hearst Castle turnoff Comment
  UC1063450  Castilleja exserta C. A. Graham 1939-4-14 528 San Luis Obispo 1.9 mi sse Gifford Ranch; Branch Mt. Quad. 457 Comment
  UCR115296  Castilleja exserta Austin P. Griffiths, Mary Goodrich 1978-5-15 s.n. San Luis Obispo Uncultivated residential lot, Oceano 10 Comment
  OBI78353  Castilleja exserta Craig Woods 1978-3-29 20 San Luis Obispo Carrizo Plain, along Sim soda lake san diego cr rd 579 Comment
  UCD122416  Castilleja exserta Justin Albert 1995-3-26 5 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 2 mi. along fire road, 5 mi. N of Painted Rock. 800 Comment
  UC1063290  Castilleja foliolosa B. Bolt 1936-2-17 576 San Luis Obispo 2.37 mi s Hollister Peak; Cayucos Quad. 45 Comment
  OBI7644  Castilleja foliolosa Christian Smith 1975-6-1 s.n. San Luis Obispo Along hwy 58 about 4 mi W of Pozo Comment
  SD38265  Castilleja mollis Edith A. Purer 1933-7-20 5080 San Luis Obispo sand dunes, northwest of Guadalupe Comment
  CAS-BOT-BC241068  Castilleja plagiotoma R. F. Hoover 1967-3-27 10276 San Luis Obispo Chalk Mt., Cuyama Valley Comment
  OBI58874  Castilleja subinclusa subsp. subinclusa David J. Keil 1998-5-20 27367 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  PASA1928  Caucalis microcarpa M. Stason 1930-4-14 234 San Luis Obispo near Poso Comment
  SBBG29844  Caulanthus anceps E. Crum 1935-4-13 1727 San Luis Obispo 19 mi N of Simmler, on Cholame Rd Comment
  UC569961  Caulanthus californicus C. M. Belshaw 1936-4-2 1788 San Luis Obispo Carrizo Plain 13 mi se Soda Lake; McKittrick Quad., Carrizo Plain, se of Soda Lake 637 Comment
  CAS-BOT-BC38291  Caulanthus californicus Charles M. Belshaw 1936-4-2 1788 San Luis Obispo California Forest and Range Experiment Station. Carrizo Plain, 13 miles southeast of Soda Lake. 637 Comment
  UC565435  Caulanthus coulteri var. lemmonii Chas. M. Belshaw Mar 27 1935-Mar 30 1935 459 San Luis Obispo 30 mi e Paso Robles; Inner South Coast Range, e of Paso Robles Comment
  OBI14909  Caulanthus heterophyllus Robert F. Hoover 1950-5-6 7876 San Luis Obispo E slope of La Panza Range Comment
  OBI40711  Caulanthus lasiophyllus David J. Keil, Dirk Walters 1986-5-2 19331 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  SBBG93792  Caulanthus lasiophyllus S. A. Junak 1990-4-27 4227 San Luis Obispo N of USFS Rd 29511.3 at high voltage tower, ca. 5.9 mi W of US Hwy 101 and 0.3 mi N of NW boundary of the Botanic Area 701 Comment
  UCD114684  Caulanthus lasiophyllus P. Schiffman 1993-3-19 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, grassland along Soda Lake Road, 2.3 miles NW of intersection with dirt road leading to Painted Rock and Education Center. Comment
  CAS-BOT-BC39525  Caulanthus lemmonii Alice Eastwood; John Thomas Howell 1935-3-25 2005 San Luis Obispo Cholame. Comment
  CAS-BOT-BC39524  Caulanthus lemmonii Clare B. Hardham 1957-4-2 1603 San Luis Obispo Santa Lucia Mountains. Peachy Canyon. Chalk Rock. Comment
  CAS-BOT-BC39536  Caulanthus lemmonii Roxana S. Ferris 1935-3-21 9034 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road. Comment
  SBBG112852  Caulanthus lemmonii C. B. Hardham 1957-3-24 1555 San Luis Obispo Chalk Rock, Peachy Cyn Comment
  LA98840  Ceanothus cuneatus E. R. Hobbs; John O'Leary, K. Preston, B. Rich 1977-7-13 77- 7 San Luis Obispo Montana dr. Oro State Park, Los Osos, S. of Morro Bay between park road and sandspit dunes Comment
  CAS-BOT-BC48999  Ceanothus cuneatus Vernon Bailey 1911-10-6 s.n. San Luis Obispo Sisquoc Valley, San Rafael Mts. Comment
  RSA67543  Ceanothus cuneatus P. A. Munz 1951-4-13 16314 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 Comment
  UCR87261  Ceanothus cuneatus subsp. rigidus George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, just north of Montana de Oro State Park 30 Comment
  SBBG46744  Ceanothus cuneatus var. cuneatus L. W. Edge 1973-4-11 286 San Luis Obispo Shell Crk Rd, St Hwy 58 Comment
  SBBG119165  Ceanothus cuneatus var. fascicularis G. K. Helmkamp 2004-2-11 8289 San Luis Obispo Nipomo Mesa, Pomeroy Rd, ca. 1.1 mi N of Willow Rd 130 Comment
  CAS-BOT-BC541476  Ceanothus cuneatus var. ramulosus D. H. Wilken; E. Painter; K. Knight 2005-4-4 16183 San Luis Obispo Ridge between Islay Cyn and Hazard Cyn, ca 0.4 km NW of benchmark Hazard; Montana de Oro State Park 570 Comment
  OBI56523  Ceanothus cuneatus var. ramulosus David A. Young, S. A. Junak & M. Carroll 1989-3-13 1843 San Luis Obispo W end of Cuesta Ridge Botanical area near the end of the reserve Comment
  SBBG4172  Ceanothus cuneatus var. ramulosus M. Van Rensselaer 1938-4-20 San Luis Obispo Cuesta Pass Comment
  OBI56949  Ceanothus cuneatus var. ramulosus David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1980 San Luis Obispo Along "Chaparral Rd" near the E end of the Botanical area, below TV antennas Comment
  OBI31037  Ceanothus impressus Julie M. Vanderweir 1979-3-1 101 San Luis Obispo Indian Knob Tar Sands Comment
  UC1070596  Ceanothus impressus H. C. Lee 1936-3-3 446 San Luis Obispo 3/4 mi s Reeds; Arroyo Grande quad. 182 Comment
  OBI10493  Ceanothus impressus Robert F. Hoover 1948-4-5 7436 San Luis Obispo Edge of San Luis Valley on Carpenter Cyn road to Arroyo Grande Comment
  UC657895 Image available Ceanothus impressus M. Van Rensselaer 1941-6-22 1685 San Luis Obispo exactly 4 mi w (or nw) Nipomo; Nipomo Mesa; Nipomo Mesa, San Luis Obispo Co. Comment
  RSA25853  Ceanothus impressus var. nipomensis Carl B. Wolf 1941-7-30 11106 San Luis Obispo Price Canyon Comment
  UC569860  Ceanothus leucodermis H. C. Lee 1936-5-11 597 San Luis Obispo 1/4 mi s Musick; Nipomo quad. 289 Comment
  CAS-BOT-BC63542  Ceanothus leucodermis R. F. Hoover 1957-4-15 8379 San Luis Obispo Upper Arroyo Grande. 5 mi. above County Park. Comment
  UC1583675  Ceanothus leucodermis David Keil, V. L. Holland 1986-6-9 19650 San Luis Obispo Oak Shores developement n shore of Nacimiento Lake Comment
  OBI79500  Ceanothus maritimus Michael Walgren 2014-5-1 405 San Luis Obispo North coastal county, on a north facing slope east of highway one and immediately south of Arroyo de la Cruz. 22 Comment
  OBI10416  Ceanothus maritimus Mrs. Robert F. Hoover 1962-2-19 32 San Luis Obispo San Luis Obispo (cultivated) Comment
  CAS-BOT-BC51576  Ceanothus oliganthus var. sorediatus R. F. Hoover 1947-4-2 6865 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  OBI10353  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1951-4-15 8048 San Luis Obispo Stoney Crk Comment
  CAS-BOT-BC51232  Ceanothus papillosus Clare B. Hardham 1957-5-26 1752 San Luis Obispo Santa Lucia Mts. - South road to Adelaida - west of Paso Robles Comment
  UCSB26314  Ceanothus papillosus Ketcham, A. 1968-4-26 San Luis Obispo mountain ridge south of Coon Creek, 1.3 miles from the end of Los Osos Valley Road. Comment
  UC1283713  Ceanothus papillosus var. roweanus Beecher Crampton 1964-5-20 7003 San Luis Obispo ca. 11 mi NW of Templeton, Klau Mine area Comment
  RSA130937  Ceanothus thyrsiflorus E. K. Balls 1958-7-16 23547 San Luis Obispo 1.8 miles N from Arroyo de la cruz, Hwy 1. 30 Comment
  RSA285655  Ceanothus thyrsiflorus D. C. Michener 1982-7-22 4079 San Luis Obispo Slopes along ocean along Hwy1, 0.6 miles S of San Carpoforo Creek, 13.8 miles S of Gorda Comment
  UCD70433  Ceanothus thyrsiflorus var. griseus D. Sanchez-Mata 1998-8-4 s.n. San Luis Obispo San Luis Obispo County: Port San Luis. San Luis Obispo Bay. San Luis Hills. Seral serpentine chaparral growing on serpentine outcrops at seaside. 5 Comment
  OBI38314  Centaurea calcitrapa David J. Keil 1977-7-16 12479 San Luis Obispo Along Lopez Lake Rd between the dam and the Lopez Recreation area Comment
  CAS-BOT-BC277115  Centaurea melitensis Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch, San Luis Obispo Comment
  CDA34827  Centaurea melitensis David J. Keil 1988-7-2 20883 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. 0 Comment
  UCSB39923  Centaurea solstitialis Shaw, J. 1982-7-1 San Luis Obispo Perfumo Canyon Road, 0.5 miles south of Los Osos Valley Road in San Luis Obispo 60 Comment
  UC124768  Centaurium exaltatum E. Palmer, M. D. 1876-7-10 444 San Luis Obispo 25 mi ne San Luis Obispo; McGinnis Comment
  SBBG61037  Centromadia fitchii Henry Chapman Ford 1895-1 San Luis Obispo Cholame Comment
  SBBG103052  Centromadia pungens subsp. pungens C. F. Smith 1947-6-22 2053 San Luis Obispo Hwy 41 on Polonio Pass grade, between Cholame and San Joaquin Valley Comment
  SBBG16304  Centromadia pungens subsp. pungens E. C. Twisselmann 1962-8-23 7682 San Luis Obispo Owens Lake, hills at the summit of Palo Prieta Cyn 685 Comment
  OBI72243  Cerastium glomeratum Anthony Baniaga 2010-4-4 94 San Luis Obispo Tierra Redonda Mtn BLM ACEC 377 Comment
  UC1125802  Cerastium glomeratum C. M. Belshaw 1936-3-23 1716 San Luis Obispo 1.4 mi. s.-s.w. Hollister Peak (Plot 3); Cayucos Quad. 106 Comment
  CAS-BOT-BC251517  Cercis occidentalis Camille F. Nowell 2012-7-1 44 San Luis Obispo At side of Hwy 41/Atascadero Hwy; approx. 10 km NE of Morro Bay. 236 Comment
  OBI10212  Cercocarpus betuloides Robert F. Hoover 1964-6-6 8937 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI29597  Cercocarpus betuloides Robert J. Rodin 1962-5-10 6877 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit rd on road maintained by the Forest Service and Telephone company Comment
  UC1315051  Chaenactis fremontii R. F. Hoover 1967-3-28 10314 San Luis Obispo near n end of Elkhorn Plain (canyon in Temblor Range); Temblor Range, Elkhorn Plain Comment
  OBI81361  Chaenactis glabriuscula var. glabriuscula Jason Dart, A. Weichert 2010-4-1 356 San Luis Obispo Palo Prieto Conservation Bank, Lake Parcel. 713 Comment
  UC1285396  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-4-12 6905 San Luis Obispo Upper Navajo Creek La Panza Range, Upper Navajo Creek Comment
  OBI16798  Chaenactis glabriuscula var. glabriuscula Neil Havlik 1968-4-27 176 San Luis Obispo Tassajera Cyn about 4 mi from US 101 Comment
  CAS-BOT-BC277575  Chaenactis glabriuscula var. lanosa L. R. Abrams 1917-6-10 6510 San Luis Obispo Near Pismo Beach Comment
  CAS-BOT-BC277596  Chaenactis glabriuscula var. lanosa David D. Keck; J. Clausen 1935-4-9 3085 San Luis Obispo Cholame 460 Comment
  UCD147158  Chaenactis glabriuscula var. lanosa Todd Keeler-Wolf; R. Boul, T. Johnson, A. Georgeades 2008-4-3 CARR 62 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 574 Comment
  CAS-BOT-BC277593  Chaenactis glabriuscula var. lanosa David D. Keck 1934-4-26 2809 San Luis Obispo 10 mi. W. of Simmler on road to La Panza Comment
  CAS-BOT-BC277599  Chaenactis glabriuscula var. lanosa Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-24 5215 San Luis Obispo Palo Prieto Canyon, 2.4 miles above its confluence with Cholame Creek, northern end of the Temblor Range 457 Comment
  CAS-BOT-BC277649  Chaenactis glabriuscula var. megacephala R. F. Hoover 1967-4-20 10499 San Luis Obispo Wilson Corner Comment
  OBI81220  Chaenactis stevioides David J. Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, and Larry Kelly 1988-3-18 20387 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmler-Soda Lake Road 640 Comment
  UC575283  Chaenactis stevioides David D. Keck and J. Clausen 1935-4-10 3133 San Luis Obispo 14 mi nw of McKittrick Comment
  SBBG109588  Chamaesyce C. B. Hardham 1957-10-11 2671 San Luis Obispo Creston-Simmler Rd, E of Creston Comment
  UC447275  Chamaesyce ocellata Katharine Brandegee 1912-10-2 San Luis Obispo San Miguel Comment
  RSA595237  Chamaesyce polycarpa var. polycarpa R. S. Woglum 1938-4-22 1568 C San Luis Obispo Inner Coast Ranges, Cottonwood Pass northeast of Cholame. Comment
  CAS-BOT-BC426305  Chenopodium album R. F. Hoover 1964-8-13 9238 San Luis Obispo Mouth of Morro Creek Comment
  SD186163  Chenopodium berlandieri G. K. Helmkamp 2003-7-29 8040 B San Luis Obispo 0.6 mile south of Nipomo Hill in Arroyo Grande area. 46 Comment
  CDA3030  Chenopodium berlandieri var. sinuatum E. C. Twisselmann 1959-8-5 5566 San Luis Obispo Tremblor Range & Western San Joaquin Valley; Hardenburgh Place, upper Gillis Canyon. Comment
  HSC91818  Chenopodium californicum Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro Comment
  UCD98295  Chenopodium missouriense Ernest C. Twisselmann 1960-8-22 5998 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of the county. 670 Comment
  OBI17413  Chlorogalum pomeridianum var. pomeridianum Lynne D. Althouse 1977-5-22 98 San Luis Obispo Wolfe's horse ranch near San Luis High School 122 Comment
  CAS-BOT-BC32833  Chlorogalum purpureum var. reductum Robert Francis Hoover 1957-5-3 8384 San Luis Obispo 18 miles E of Creston on La Panza road Comment
  OBI27372  Chondrilla juncea Robert L. Allen Jan-82 A 500 San Luis Obispo San Luis Obispo, near interx of Madonna and Los Osos Valley rds. In backyard of private residence at 1351 Royal Way #13 Comment
  CAS-BOT-BC279804  Chondrilla juncea R. F. Hoover 1965-9-22 9634 San Luis Obispo San Luis Obispo. Just west of town on Highway 1 Comment
  UC1321235  Chorizanthe angustifolia R. F. Hoover 1966-5-15 9855 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC178920  Chorizanthe angustifolia R. F. Hoover 1947-5-23 7185 San Luis Obispo Coast S of Hazard Canyon, on sandy bluffs above ocean Comment
  SBBG109902  Chorizanthe angustifolia C. B. Hardham 1962-5-31 10255 San Luis Obispo Nipomo near Union Oil Pump Stn Comment
  SBBG117488  Chorizanthe biloba var. biloba E. Painter, M. Wetherwax, J. Greenhouse 2003-6-15 CR 455 San Luis Obispo near Generals Rd, near intersection of F9 Rd, near boundary of Training Area V; Camp Roberts 280 Comment
  UC52645  Chorizanthe breweri W. H. Brewer April, 1861 456 San Luis Obispo dry rocky hillsides San Luis Obispo Comment
  UC849125  Chorizanthe breweri Lewis S. Rose 1936-5-7 36236 San Luis Obispo ne San Luis Obispo; ne of San Luis Obispo 60 Comment
  RSA487194  Chorizanthe diffusa var. nivea James L. Reveal, C. Rose Broome, Clare B. Hardham 1987-6-18 6483 San Luis Obispo Nipomo Mesa in Los Berros, on sand dunes north of Dale Ave., 0.1 mile E of Wagon Wheel Way and 0.4 mile W of the Union Oil Summit Pumping Station, about 4 airline miles NW of Nipomo. 122 Comment
  CAS-BOT-BC191233  Chorizanthe douglasii James L. Reveal 1988-5-26 6913 San Luis Obispo Along California Highway 58, 2.1 mile W of Shell Creek Road, 7.6 miles NW of La Panza and 0.5 mile E-SE of the La Panza Road at Wilson Corner, 1537 miles NW of the Pozo Road near Santa Margarita 472 Comment
  CAS-BOT-BC191236  Chorizanthe douglasii R. F. Hoover 1947-4-26 7101 San Luis Obispo 6 Mi E of Cretson on La Panza road Comment
  OBI31506  Chorizanthe membranacea Joy Nishida 1982-6-16 462 San Luis Obispo American Cyn campground 536 Comment
  UCR122489  Chorizanthe membranacea George K. Helmkamp, E. A. Helmkamp 2001-5-2 6635 San Luis Obispo La Panza Range, Calif. Hwy 58, 33 miles east of Santa Margarita near San Juan Creek 488 Comment
  OBI32636  Chorizanthe membranacea David J. Keil 1982-5-2 15915 San Luis Obispo Along River Rd N of Pozo Rd Comment
  RSA781280  Chorizanthe obovata Elizabeth A. Kempton, J. Reveal 2008-5-10 558 San Luis Obispo Junction of Indian Knob and Squire Canyon Roads 172 Comment
  SBBG117463  Chorizanthe obovata E. Painter, M. Wetherwax 2002-6-7 CR 323 San Luis Obispo near Generals Rd, just N of S boundary of Camp Roberts 275 Comment
  SEINET3132308  Chorizanthe obovata K. Brandegee 1911-1 84 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC252718  Chorizanthe obovata R. F. Hoover 1946-6-13 6142 San Luis Obispo 6 mi. S of San Luis Obispo Comment
  CAS-BOT-BC252737  Chorizanthe palmeri R. F. Hoover 1964-7-11 9190 San Luis Obispo San Bernardino Creek east of Morro Bay Comment
  OBI31706  Chorizanthe palmeri Smeltzer, Turnquist 1982-5-7 121 San Luis Obispo Laguna Lake Park [San Luis Obispo] Comment
  UCD105107  Chorizanthe pungens Robert F. Thorne; P. Everett 1963-6-7 32170 San Luis Obispo San Luis Obispo County: ca. 6.4 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 609 Comment
  RSA139888  Chorizanthe rectispina Clare B. Hardham 1960-5-21 5851 San Luis Obispo Black Mountain, Highland District Comment
  UCSB59199  Chorizanthe rectispina Ryan, P.; Penkala, B. 1987-7-2 San Luis Obispo On north side of Hwy. 58, 1.7 miles east of jct. with Calf Canyon Road, between entrance to KL&M Ranch and Hwy. 58 457 Comment
  CDA11527  Chorizanthe staticoides G. F. Hrusa 1995-5-28 12322 San Luis Obispo Black Butte Research Natural Area; Cuesta Pass, east side of US 101. Along road access to Radio Facility 2 (Peak 1), NW of Mt. Lowe. Comment
  SEINET7073754  Chorizanthe staticoides A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta grade (Route 101). About 4.5 miles northeast of San Luis Obispo. UTM Zone 10, 715543mE, 3913814mN. Coordinate datum: NAD27. Comment
  SEINET6894768  Chorizanthe staticoides W. P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo Ca. 2.0 miles north of San Luis Obispo. Comment
  UCD77538  Chorizanthe uniaristata Robert E. Preston 1998-6-12 1119 San Luis Obispo San Luis Obispo County: near base of N slope of Syncline Hill, 0.2 mi S of Hwy 58 at E end of the San Juan Grade. 640 Comment
  OBI11162  Chorizanthe xanti Robert F. Hoover 1952-5-25 8236 San Luis Obispo N base of Caliente Mt Comment
  CAS-BOT-BC285229  Cichorium intybus Ernest C. Twisselmann 1955-9-9 2373 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Road, 1 1/2 miles south of Palo Prieta Summit 594 Comment
  OBI81497  Cirsium occidentale Jill M. Bushakra, Jake Martin 2000-5-31 29 San Luis Obispo 3 miles west of intersectionof Hwy 58 and La Panza Road. 305 Comment
  JEPS13599  Cirsium occidentale var. californicum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5249 San Luis Obispo 0.5 mi below and e Pozo Summit (along grade on State Highway 178, e slope of La Panza Range, watershed of Mariana Creek); La Panza Range, Mariana Creek 731 Comment
  OBI60916  Cirsium occidentale var. occidentale David J. Keil, with Malcolm G. McLeod and Deborah Hillyard 1992-5-29 23171 San Luis Obispo Highway 1 at Black Lake Canyon crossing Comment
  RSA0059671  Cirsium occidentale var. venustum F. L. Johnson, E. A. Young 1993-5-23 ROB 0509 San Luis Obispo Twin Bridges on Boyscout Road. Comment
  SBBG38604  Cirsium vulgare E. Brown 1969-7-23 San Luis Obispo Lucy Brown Place, W of Palo Prieto Cyn Comment
  UC1018296  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 910 San Luis Obispo 7.5 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  CAS-BOT-BC172290  Clarkia bottae Clare B. Hardham 1957-7-31 2490 San Luis Obispo 1/3 miles east of Mammoth Rock School, Cambria Templeton Rd., Santa Lucia Mountains Comment
  UCD15622  Clarkia cylindrica R. B. Kelley 1985-4-14 159 San Luis Obispo San Luis Obispo County: Polonio pass, 5 miles SE of SR 46 and SR 47 junction, on SR 46. 537 Comment
  UC161812  Clarkia cylindrica subsp. cylindrica Katharine Brandegee 1911-5-28 San Luis Obispo Paso Robles Comment
  UC572348  Clarkia cylindrica subsp. cylindrica W. A. Peterson 1937-5-14 835 San Luis Obispo 1/2 mi sw Yellow Mtn.; La Panza Quadrangle 563 Comment
  CAS-BOT-BC172274  Clarkia cylindrica subsp. cylindrica Mary E. Wall 1933-5-25 s.n. San Luis Obispo Santa Margarita, El Dorado School Comment
  CAS-BOT-BC164457  Clarkia epilobioides I. J. Condit 1909-5-2 s.n. San Luis Obispo Johnson's Peak Comment
  UCR28959  Clarkia modesta J. H. Nishida 1982-5-22 390 San Luis Obispo South Coast Range, 1.2 mi. south of American Canyon Campground 506 Comment
  OBI51394  Clarkia prostrata Jan Barber 1994-5-29 192 San Luis Obispo San Simeon State Park. At top of ravine N of unnamed S drainage Comment
  OBI56435  Clarkia prostrata David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trl from Horse Camp to Manzanita Trl Comment
  RSA130938  Clarkia prostrata E. K. Balls 1958-7-16 23546 San Luis Obispo 1.5 mile north of Cambria along State Highway 1 15 Comment
  SBBG118008  Clarkia purpurea subsp. quadrivulnera M. Wetherwax, E. Painter 2003-4-11 CR 426 San Luis Obispo hillside N of San Marcos Rd, just W of jct with Generals Rd; Camp Roberts 259 Comment
  POM258545  Clarkia purpurea subsp. quadrivulnera Roxana S. Ferris 1939-5-25 9758 San Luis Obispo Hills just south of Templeton-Creston road. About 3 miles east of Templeton. Comment
  UCR159847  Clarkia purpurea subsp. viminea George K. Helmkamp, E. A. Helmkamp 2005-6-12 9640 San Luis Obispo South Central Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 6.7 miles east of Santa Margarita 485 Comment
  CAS-BOT-BC165025  Clarkia rhomboidea Eben McMillan 1953-5-8 150 San Luis Obispo 2 mi. ne. of Cholame Comment
  OBI74344  Clarkia similis Theo Fitanides, Anthony Baniaga 2010-5-7 177 San Luis Obispo Tierra Redonda Mtn BLM ACEC 599 Comment
  UC1181824  Clarkia speciosa subsp. immaculata H. and M. Lewis 1947-6-24 469 San Luis Obispo 3.8 mi s Edna School; Carpenter Canyon Comment
  UC422852  Clarkia speciosa subsp. speciosa Jos. Burtt Davy May 1901 7595 San Luis Obispo Templeton Comment
  UCD105108  Clarkia tembloriensis subsp. tembloriensis Nancy Smith-Huerta 2004-4-14 s.n. San Luis Obispo San Luis Obispo County: On Highway 58, 0.6 mile SW of the Kern County Line. Comment
  SBBG48485  Clarkia unguiculata L. W. Edge 1974-6-10 444 San Luis Obispo lower See Cyn Comment
  UCD105093  Clarkia unguiculata F. C. Vasek 1962-7-1 s.n. San Luis Obispo San Luis Obispo County: 1.8 miles toward Atascadero from Cerro Alto Public Campground on Atascadero-Morro Bay Road. Comment
  UCD67181  Clarkia unguiculata G. F. Hrusa 1995-5-2 12243 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. SE base of Peak 3. 500 Comment
  CDA15770  Clarkia unguiculata G. F. Hrusa 1993-5-21 11087 San Luis Obispo Approx. 2 km. beyond Stony Creek Camp. Comment
  UC1072002  Clarkia unguiculata H. and M. Lewis 1947-7-25 473 San Luis Obispo 1.8 mi e of entrance Cerro Alto Camp (Morro Bay to Atascadero Rd.) Comment
  UC1143214  Clarkia unguiculata C. Epling, P. Levine, D. Mitchell 1948-6-12 525 San Luis Obispo road from Santa Margarita to Pozo (14.75 mi e of railroad tracks) Comment
  OBI69441  Claytonia exigua subsp. exigua David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30506 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  UC1285087  Claytonia exigua subsp. exigua R. F. Hoover 1958-3-22 8431 San Luis Obispo Simmler-McKittrick road Summit of Temblor Range (Summit of Temblor Range at Kern County line) Comment
  OBI10795  Claytonia parviflora subsp. parviflora Robert F. Hoover 1958-3-19 8425 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  OBI55237  Claytonia parviflora subsp. parviflora Greg Frugoli 1997-2-22 6 San Luis Obispo Near Queen Bee campgd, La Panza range, Los Padres, NF (hwy 58 burn area) 780 Comment
  SBBG81022  Claytonia parviflora subsp. parviflora C. F. Smith 1950-3-17 2577 San Luis Obispo near Pinole Springs SE of Shandon Comment
  SBBG125795  Claytonia perfoliata T. Fitanides with A. Baniaga 2010-3-26 46 San Luis Obispo Tierra Redonda Mtn 335 Comment
  OBI51800  Claytonia perfoliata subsp. perfoliata R. Mike Arens 1994-3-12 16 San Luis Obispo Calif Polytechnic State Univ campus; Poly cyn near Botanical Garden foot bridge 152 Comment
  OBI80455  Clematis lasiantha Sandra Gonzalez, Zach Rose 2015-3-2 3 San Luis Obispo Bishop's Peak trail, about a third of the way up, just uphill of the edge of woodland community. 3 Comment
  CAS-BOT-BC91476  Clematis lasiantha Ira L. Wiggins 1929-4-16 3658 San Luis Obispo Grade, 6 miles above Moro on Atascadero Road. Comment
  OBI51255  Clematis ligusticifolia Debbie Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .6 San Luis Obispo San Simeon State Park, NE corner of park Comment
  OBI79813  Clematis ligusticifolia D. R. Miller, E. A. Appel 2013-8-18 813 .1069 San Luis Obispo Growing up and on willows next to Cambia sewer plant at Heath and Windsor Boulevard. 20 Comment
  SEINET12094566  Clematis ligusticifolia S. A. Thompson, Rawlins, J. E. 1988-1 5251 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  UCD95585  Clematis ligusticifolia Austin P. Griffiths 1983-9-19 s.n. San Luis Obispo San Luis Obispo County: 28th St. and Hwy. 1, Arroyo Grande. 10 Comment
  OBI13507  Clinopodium douglasii Christian Smith 1975-6-10 s.n. San Luis Obispo In Perfumo Cyn about 2 mi from Los Osos Rd Comment
  OBI27313  Collinsia bartsiifolia var. davidsonii Robert L. Allen, Nancy E. Arnold 1981-5-3 242 San Luis Obispo 7.6 m NE of Santa Margarita, Calf Cyn, N end of La Panza mts 305 Comment
  OBI78392  Collinsia heterophylla Robert F. Hoover 1947-5-11 7158 San Luis Obispo Price Cyn Comment
  RSA43206  Collinsia heterophylla Robert F. Hoover 1947-5-11 7158 San Luis Obispo Price Canyon. Comment
  SD167042  Collinsia heterophylla G. K. Helmkamp, E. A. Helmkamp 2005-6-7 9544 San Luis Obispo Outer South Coast Ranges: Along Huasna Road, 1.3 mile west of Huasna Townsite Road. 305 Comment
  UC1032560  Collinsia heterophylla H. C. Lee 1937-4-23 850 San Luis Obispo 1 1/2 mi w of Paso Robles 381 Comment
  OBI9595  Collinsia heterophylla Rimo Bacigalupi, G. T. Robbins and R. S. Ferris 1955-5-25 5225 San Luis Obispo Road along Morano Crk, 3.3 mi E of Santa Margarita 305 Comment
  SBBG48478  Collinsia heterophylla L. W. Edge 1974-6-11 461 San Luis Obispo Old Crk, Santa Rita Cyn Rd Comment
  SEINET3448044  Collinsia heterophylla W. P. Vestal, A. G. Vestal 1955-4-19 San Luis Obispo San Luis Obispo, San Luis Obispo, about 4.5 miles north/northeast, Cuesta Pass Comment
  OBI59671  Collinsia sparsiflora David J. Keil, with V. L. Holland 1999-5-4 28322 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI80254  Collinsia sparsiflora David J. Keil 1978-3-25 12699 San Luis Obispo Irving Ranch. Comment
  RSA231910  Conium maculatum E. C. Twisselmann 1971-4-30 17666 San Luis Obispo Franklin Canyon ca. 2.5 miles southeast of Paso Robles 244 Comment
  OBI31614  Convolvulus arvensis Turnquist, Smeltzer 1982-7-23 183 San Luis Obispo Laguna lake Park, near developed trls and roadway on E side of lake Comment
  OBI77948  Convolvulus arvensis David J. Keil, Melissa Luckow 1981-7-3 14934 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  JEPS21792  Cordylanthus rigidus subsp. rigidus Clare B. Hardham 1957-9-21 2639 San Luis Obispo Cone Peak Santa Lucia Mountains Comment
  JEPS70052  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1971-9-27 2833 San Luis Obispo just w Cuesta Pass (on road to TV tower; e facing slope in opening) 548 Comment
  SBBG110336  Cordylanthus rigidus subsp. setiger C. B. Hardham 1964-6-19 12056 San Luis Obispo Waterdog Crk 609 Comment
  UC2027124  Coreopsis bigelovii Greg Wilvert 2005-4-2 92 San Luis Obispo Southeast Half of Caliente Range: 100 m S of Wells Spring Comment
  CAS-BOT-BC287047  Coreopsis calliopsidea R. F. Hoover 1948-4-17 7472 San Luis Obispo San Juan River S of Shandon Comment
  CAS-BOT-BC287042  Coreopsis calliopsidea E. McMillan 1952-3-22 12 San Luis Obispo Choice Valley 4 miles S and 13 miles E of Shandon Comment
  CAS-BOT-BC101448  Corethrogyne filaginifolia Ernest C. Twisselmann 1954-10-9 1611 San Luis Obispo Chris Twisselmann Ranch: Eastern San Luis Obispo County 685 Comment
  CAS-BOT-BC101458  Corethrogyne filaginifolia Alice Eastwood 1927-7-30 14987 San Luis Obispo near mouth of [Arroya] Arroyo Grande Creek Comment
  HSC91703  Corethrogyne filaginifolia Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 1 and 2 Comment
  SBBG124277  Corethrogyne filaginifolia D. Keil 1990-4-26 21402 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  SBBG34877  Corethrogyne filaginifolia Mrs. R. W. Summers 1886-1 San Luis Obispo Morro Bay Comment
  UC1357627  Corethrogyne filaginifolia R. F. Hoover 1965-10-1 9697 San Luis Obispo Coast road just s Hazard Canyon Comment
  UC1357628  Corethrogyne filaginifolia R. F. Hoover 1965-10-1 9696 San Luis Obispo Coast road just s Hazard Canyon Comment
  OBI35784  Corethrogyne filaginifolia Allison Berry 1984-5-8 177 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CAS-BOT-BC209811  Cornus glabrata H. L. Mason 1929-10-12 5486 San Luis Obispo Along Atascadero Creek, 4.3 miles west of Atascadero Comment
  OBI75192  Cortaderia jubata David J. Keil 2011-9-1 31094 San Luis Obispo Los Osos. South end of Morro Bay just north of Binscarth Road 5 Comment
  OBI10188  Cotoneaster pannosus Bonnie M. Thompson 1963-11-19 527 San Luis Obispo Calif State Polytechnic College, back of Admin building Comment
  CDA34878  Cotoneaster pannosus David J. Keil 2000-1-24 28418 San Luis Obispo Cambria, vicinity of Cambria Community Service District work yard, along Rodeo Grounds Road. 0 Comment
  OBI51270  Cotula coronopifolia Jan Barber 1994-4-2 137 San Luis Obispo San Simeon State Park. Vernal pool closest to Washburn campground Comment
  RSA171046  Cotula coronopifolia R. F. Thorne, Percy C. Everett 1962-10-3 31400 San Luis Obispo Wet sandy flat by Oso Flaco Lake 8 Comment
  OBI38474  Cotula coronopifolia Eric Wise 1981-9-29 1210 San Luis Obispo Orcutt rd 2.3 mi S of Johnson Ave Comment
  CAS-BOT-BC427825  Crassula connata Ernest C. Twisselmann 1960-3-30 5914 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Portagee Canyon, a fork of Gillis Canyon 502 Comment
  UC1127156  Crassula connata var. eremica C. M. Belshaw 1936-3-20 1672 San Luis Obispo 0.5 mi. n.w. Tar Spring Ranch (Plot 20); Nipomo Quad. 228 Comment
  OBI55389  Crassula tillaea David J. Keil, with Kathleen A. Keil 1997-3-8 26077 San Luis Obispo La Panza Mts. Junction of Red Hill Road and Highway 58. Comment
  JEPS43031  Cressa truxillensis unknown 1931-6-4 15887 San Luis Obispo Grant lake, Palo Prieto Pass s.e. San Luis Obispo co., Grant lake, Palo Prieto Pass 609 Comment
  OBI31014  Crocanthemum scoparium Julie M. Vanderwier 1978-5-6 10 San Luis Obispo Indian Knob Tar Sands Comment
  OBI3907  Crocanthemum scoparium Patricia Wiese 1971-5-31 74 San Luis Obispo Fuelbreak in Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  SBBG94327  Crocanthemum scoparium var. scoparium T. J. Ayer with S. Junak 1989-6-22 768 San Luis Obispo slopes below TV towers at eastern edge of Botanical Area, ca. 2.7 mi W of Hwy 101 just E of W Cuesta Ridge Rd Comment
  HSC91719  Croton californicus Susan H. Bicknell 1989-4-18 San Luis Obispo Montano de Oro Comment
  OBI14413  Croton californicus Robert F. Hoover 1963-7-30 8585 San Luis Obispo Los Osos Valley Comment
  OBI5385  Croton californicus Robert J. Rodin 1956-5-20 6055 San Luis Obispo S end of Morro Bay Comment
  SBBG45691  Croton californicus L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  UC1130373  Croton californicus B. Bolt 1936-1-14 534 San Luis Obispo 2 mi sse Osos Creek (mouth); Cayucos Quadrangle Comment
  RSA660610  Croton californicus Austin P. Griffiths 1980-8-28 s.n. San Luis Obispo Arroyo Grande, behind Fair Oaks alleys, 1051 Grand Avenue. in parking lot near SE edge. Comment
  UCSB59920  Croton californicus Penkala, Brad; Ryan, P. 1987-6-25 San Luis Obispo West side of Price Canyon Road, 3/4 mile southwest of Hwy. 227, Arroyo Grande 73 Comment
  UC2027023  Croton setiger Greg Wilvert 2005-7-20 497 San Luis Obispo Southeast Half of the Caliente Range. 1.1km NW of Semper Spring Comment
  OBI20699  Cryptantha barbigera Robert F. Hoover 1949-5-1 7640 San Luis Obispo Summit of Cottonwood Pass Comment
  CAS-BOT-BC189424  Cryptantha circumscissa R. F. Hoover 1947-4-26 7082 San Luis Obispo 3 miles NE of Pozo Comment
  OBI77746  Cryptantha clevelandii G. F. Hrusa 1998-4-25 14207 San Luis Obispo La Panza Range. E side of La Panza summit, near summit, on +/- open roadcut. USGS Quad: La Panza 7.5 Comment
  UC280378  Cryptantha clevelandii Mrs. R. W. Summers 598 San Luis Obispo Santa Lucia Mts. Comment
  RSA182944  Cryptantha clevelandii Clare B. Hardham 1961-4-26 6911 San Luis Obispo Franklin Creek west of Adelaida, Sant Lucia Mountains. Comment
  SBBG41184  Cryptantha clevelandii J. P. Broughton 1971-3-14 1328 San Luis Obispo Los Osos Valley Rd ca. 2 mi from the ocean near Morro Bay Comment
  OBI33011  Cryptantha clevelandii var. clevelandii David J. Keil 1983-4-23 16940 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon and W of hwy 1 Comment
  OBI78452  Cryptantha clevelandii var. florosa David J. Keil, Melissa Luckow 1981-7-3 14940 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI77841  Cryptantha corollata David J. Keil 1998-4-9 26678 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI77768  Cryptantha corollata David J. Keil 1998-5-20 27363 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  SEINET7063198  Cryptantha dumetorum A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. UTM Zone 10, 710144mE, 3944489mN. (WGS84/NAD83). 244 Comment
  OBI20755  Cryptantha intermedia Robert F. Hoover 1947-3-29 6794 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  RSA0042449  Cryptantha intermedia var. intermedia LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6375 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  OBI32036  Cryptantha leiocarpa David J. Keil, Eric Wise 1981-5-25 14756 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UC1285007  Cryptantha leiocarpa R. F. Hoover 1949-6-3 7741 San Luis Obispo Oceano Beach Comment
  OBI20778  Cryptantha microstachys Robert F. Hoover 1967-4-12 10435 San Luis Obispo Upper Arroyo Grande Comment
  CDA15106  Cryptantha muricata G. F. Hrusa 1998-3-28 14189 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Above headwaters of Bitterwater Ck. Hills immed. S of Elkhorn Grade Rd. at S end of Carrizo Plain. Comment
  UC78672  Cryptantha muricata K. Brandegee Jun 1888 San Luis Obispo San Simeon Comment
  UC1284998  Cryptantha nemaclada R. F. Hoover 1947-4-4 6892 San Luis Obispo w side Cottonwood Pass Comment
  OBI20802  Cryptantha oxygona Robert F. Hoover 1967-3-28 10310 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC857223  Cryptantha oxygona I. W. Clokey and C. B. Clokey 1937-4-13 5825 San Luis Obispo se corner of San Luis Obispo County 800 Comment
  CAS-BOT-BC80890  Cupressus sargentii W. R. Dudley 1905-1-5 s.n. San Luis Obispo near Cypress Spring, Cypress Mt. Comment
  NY16846  Cupressus sargentii C. B. Wolf 1934-11-4 6219 San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA17632  Cupressus sargentii C. B. Wolf 1934-11-3 6217 San Luis Obispo Main ridge of Cypress Mountain, Santa Lucia Mountains, 3 miles northwest of Mora Bros. Ranch on Cambria - Paso Robles road 823 Comment
  SEINET10531536  Cupressus sargentii Carl B. Wolf 1934-11-1 Wolf 6213 San Luis Obispo Santa Lucia Mountains, Chorro Creek, north of National Guard Camp. Upper sonoran:- Yucca whipplei, Ceanothus cuneatus. Sun. dec. serpentine rock. 215 Comment
  OBI33105  Cuscuta californica David J. Keil 1983-7-16 17402 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  RSA409711  Cuscuta californica E. A. Purer 1932-8-28 16103 San Luis Obispo Oceano. Comment
  CAS-BOT-BC215934  Cuscuta californica R. F. Hoover 1946-9-22 6439 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  OBI35408  Cuscuta californica Helen Jones 1982-8-7 83 San Luis Obispo Piedras Blancas Point; 25 yds W of fence Comment
  OBI57733  Cuscuta californica var. californica David J. Keil 1998-6-30 27893 San Luis Obispo Caliente Range. 0.6 miles S of Caliente Ridge Rd. along road to Radio Towers, upper southwest side of range. Comment
  OBI14798  Cuscuta salina D. Waive Stager 1972-8-21 36 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  UCR59831  Cuscuta salina George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI14806  Cuscuta subinclusa Robert F. Hoover 1966-9-16 10052 San Luis Obispo Salinas River at mouth of Rocky Cyn Comment
  OBI22350  Cynodon dactylon Robert F. Hoover 1964-8-13 9230 San Luis Obispo Mouth of Morro Crk Comment
  IRVC29569  Cynoglossum grande Mark A. Elvin, Nic Huber 2006-3-30 4631 San Luis Obispo NE of San Luis Obispo; Reservoir Cyn near jct with Hampton Cyn, S side of creek. Central Coastal 244 Comment
  OBI35114  Cyperus eragrostis Eric Wise 1981-10-23 1357 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Tepesquet Vinyard Ponds. 4-6 mi S of Shandon on San Juan rd Comment
  SEINET204142  Cyperus eragrostis W. J. Harvey 1963-2-2 76 San Luis Obispo California Polytechnic Campus; in creek on raod to Serrano Ranch Comment
  UCSB59918  Cyperus eragrostis Penkala, B.; Ryan, P. 1987-7-2 San Luis Obispo Southeast ca. 1/4 mile from Cholame 347 Comment
  CDA11492  Dactylis glomerata G. F. Hrusa 1995-5-28 12272 San Luis Obispo Black Butte Research Natural Area; Occasional on open flats between intersections of access roads to Mt. Lowe radio facility and Peak 1 radio facility with main ridge road. Sown in area after Las Pilitas fire in 1985. Comment
  CAS-BOT-BC192226  Danthonia californica Clare B. Hardham 1959-4-23 4288 San Luis Obispo Tassajera Canyon, San Luis Obispo Comment
  UCR28980  Datisca glomerata David J. Keil 1981-6-20 14860 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  SJSU753  Datura sanguinea H. E. Barbara Peterson 1941-11-19 San Luis Obispo San Simeon Comment
  CAS-BOT-BC300049  Deinandra corymbosa subsp. corymbosa David D. Keck; Wm. M. Hiesey 1940-5-31 5144 San Luis Obispo 6 mi. N. of Cayucos Comment
  OBI83634  Deinandra fasciculata David J. Keil 1992-5-3 22848 San Luis Obispo Laguna Lake Park, San Luis Obispo 35 Comment
  UC1392633  Deinandra fasciculata R. F. Hoover 1969-8-15 11547 San Luis Obispo Turri Ranch Road near estuary of Osos Creek Comment
  UCSB28173  Deinandra fasciculata Tanowitz, Barry 1974-8-2 San Luis Obispo Morro Bay; along Baywood Park Rd., 3/4 mile from Hwy. 1 Comment
  SBBG18162  Deinandra halliana C. B. Hardham 1962-4-14 8978 San Luis Obispo Pinole Hills, head of Bitterwater Cyn Comment
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Apr 27 2021
  CAS-BOT-BC123555  Deinandra halliana David Daniels Keck; William M. Heusi 1933-5-4 2170 San Luis Obispo 1.5 miles easterly of Cholame, on Cholame Creek, northeastern San Luis Obispo County 365 Comment
  CAS-BOT-BC299398  Deinandra increscens subsp. increscens Alice Eastwood 1927-7-29 14962 San Luis Obispo Morro Comment
  OBI16253  Deinandra kelloggii Robert F. Hoover 1949-5-1 7642 San Luis Obispo Summit of Cottonwood Pass Comment
  UCSB34947  Deinandra kelloggii Cowan, Clark 1977-5-14 San Luis Obispo Hwy. 41, 6.3 mi. NE. of jct. with Hwy. 46, 26 mi. E. of Paso Robles 335 Comment
  CAS-BOT-BC292070  Deinandra pentactis R. F. Hoover 1946-9-14 6374 San Luis Obispo Santa Margarita Comment
  UC771661  Deinandra pentactis R. F. Hoover 1946-6-2 6127 San Luis Obispo quite near La Panza Ranch; La Panza distict Comment
  CAS-BOT-BC11070  Delphinium californicum Robert Francis Hoover 1965-5-19 9370 San Luis Obispo Lower San Simeon Creek Comment
  OBI10659  Delphinium californicum Robert F. Hoover 1967-6-5 10621 San Luis Obispo Arroyo Grande just below confluence of Lopez Cyn (dam site) Comment
  CAS-BOT-BC9187  Delphinium cardinale R. F. Hoover 1969-7-12 11451 San Luis Obispo 2 mi. w of Paso Robles on Peachy Canyon road Comment
  LA207342  Delphinium gypsophilum H. Lewis; Carl Epling 1950-5-15 833 San Luis Obispo 5.2 mi. S of Shandon on road to Creston Comment
  CAS-BOT-BC8679  Delphinium gypsophilum Roxana Stinchfield Ferris; Ruth P. Rossbach 1938-5-12 9466 San Luis Obispo Lower edge of Soda Lake on Carriso Plain Comment
  CAS-BOT-BC8692  Delphinium gypsophilum Ernest C. Twisselmann 1954-5-1 1150 San Luis Obispo Associated Ridge, 7 miles east of Simmler 853 Comment
  PASA2527  Delphinium nudicaule Margaret Stason 1929-5-4 San Luis Obispo Santa Rita Canyon Comment
  SBBG44709  Delphinium parryi subsp. blochmaniae L. W. Edge 1972-4-20 123 San Luis Obispo near Callender Comment
  OBI62556  Delphinium parryi subsp. blochmaniae Bernard Miossi 1939-4-8 65 San Luis Obispo 1 mi N of San luis Obispo, 300 yds from hwy 101 107 Comment
  OBI56769  Delphinium parryi subsp. parryi David J. Keil 1986-4-13 19170 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  CAS-BOT-BC17131  Delphinium recurvatum David D. Keck; J. Clausen 1935-4-10 3142 San Luis Obispo East side of Soda Lake, Carrizo Plains 609 Comment
  RSA0029686  Delphinium umbraculorum Harlan Lewis, C. Epling 1947-5-2 s.n. San Luis Obispo 3.7 - 4 miles south of Klau Comment
  RSA151049  Delphinium variegatum Benjamin Cobb 91 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC83001  Dendromecon rigida Ira L. Wiggins 1932-3-24 5848 San Luis Obispo Near Adelaide, west of Paso Roble. Comment
  UCD95198  Dendromecon rigida G. F. Hrusa 1995-5-28 12294 San Luis Obispo San Luis Obispo Co.: Black Butte Research Natural Area. 610 Comment
  UCD95200  Dendromecon rigida G. F. Hrusa; T. D. Wilfred 1995-6-19 12347 San Luis Obispo San Luis Obispo Co.: Santa Lucia Mtns. -- Cuesta Ridge West. S facing slope immed. SE of Cuest Ridge Botanical Area. 750 Comment
  SBBG118220  Deschampsia danthonioides M. Wetherwax, E. Painter, D. Keil 2000-4-18 SLO 92 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo 160 Comment
  UCR224694  Deschampsia danthonioides Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo Camp Roberts, 7 mi as the crow flies west from San Miguel, Avery Road 250 Comment
  SBBG109459  Deschampsia elongata C. B. Hardham 1959-5-15 4669 San Luis Obispo headwaters of Las Tablas Crk Comment
  SJSU3402  Descurainia pinnata C. W. Sharsmith 1962-4-21 6861 San Luis Obispo Santiago Joe's [Springs], W of Simmler on Simmler-McKettrick Rd; Temblor Range Comment
  UC1872977  Descurainia pinnata subsp. glabra David Keil with Rhonda Riggins 2003-4-23 30136 San Luis Obispo Caliente Range. Along main ridge NW of Caliente Peak. 1280 Comment
  OBI80470  Dichelostemma capitatum David J. Keil 2015-2-14 32622 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  UC1133900  Dichelostemma capitatum P. L. Johannsen 1936-3-21 718 San Luis Obispo 1 mi ne junction of San Luis Obispo Creek and Resevoir Canyon; San Luis Obispo Quad. 228 Comment
  CAS-BOT-BC500825  Dichelostemma capitatum Clare B. Hardham 1956-4-26 537 San Luis Obispo Delagamma Ranch Comment
  UC917009  Dichelostemma capitatum R. Bacigalupi 1949-4-8 3084 San Luis Obispo hill between ocean and Cambria (at Cambria Pines); Cambria Pines Comment
  OBI33082  Dichondra donelliana David J. Keil, CNPS Rare Plant committee 1983-5-1 16983 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  CAS-BOT-BC150424  Diplacus aurantiacus David D. Keck 1933-5-5 2192 San Luis Obispo Odd Fellows Cemetery, near mouth of Toro Creek, between Cayucos and Morro Comment
  SBBG104551  Diplacus aurantiacus F. L. Johnson, E. A. Young 1993-5-23 ROB 501 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG93735  Diplacus aurantiacus S. A. Junak -May-1990 4371 San Luis Obispo near S end of Cuesta Ridge Botanical Area, on ridge S of first high voltage tower E of Cuesta Ridge Rd, ca. 5.9 mi W of Hwy 101 679 Comment
  SEINET8693963 Image available Diplacus aurantiacus subsp. aurantiacus Richard R. Halse 2015-1 9341 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon. 14 Comment
  CHSC53645  Diplacus fremontii L. P. Janeway; Jean Witzman 1988-4-30 2657 San Luis Obispo Upper reaches of eastern branches of Huerhuero Cr; ca 2 1/2 mi E of Creston. 426 Comment
  SD111891  Diplacus fremontii Barbara Ertter, Jeffrey Strachan 1980-5-15 3402 San Luis Obispo South side Highway 58 0.6 miles east of San Juan Creek, Syncline Hill grade west of Carizzo Plain 548 Comment
  SEINET14630203  Diplacus fremontii James L. Reveal, Clare B. Hardham 1988-1 6920 San Luis Obispo La Panza Range, northwest of Black Mountain along Indian Creek at hunting camp just west of U.S. Forest Service Road 28S02 south of Wilson Corner, about 13 air miles E-NE of Santa Margarita 503 Comment
  OBI31815  Dipsacus sativus Smeltzer, Turnquist 1982-6-28 204 San Luis Obispo Along the N foot trl In Laguna Lake Park Comment
  UC1120026  Dipsacus sativus G. T. Nordstrom 1937-6-10 1329 San Luis Obispo 1.85 mi sw of Asuncion School 304 Comment
  UCR26269  Dipsacus sativus John C. Roos, L. Roos 1954-12-27 6271 San Luis Obispo San Luis Obispo 76 Comment
  OBI65969  Dipsacus sativus Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 39 San Luis Obispo Central Coast Compreshensive Wetlands GIS (CCCWGIS) S of Morro Bay on Hwy 1. Along Gilardi Rd at Silhouette Shooting Range N of hwy 1 56 Comment
  OBI43369  Distichlis spicata Eric Wise 1981-6-11 544 San Luis Obispo Little Morro Crk, Morro Bay Comment
  OBI35799  Distichlis spicata Allison Berry 1984-4-17 119 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI75285  Dittrichia graveolens David J. Keil 2011-10-11 31120 San Luis Obispo Highland drive entrance to campus of California Polytechnic State University 98 Comment
  SEINET196587 Image available Dodecatheon clevelandii var. insulare Bernard Miossi 1940-3-19 224 San Luis Obispo Near Hwy 101, 4 miles South of Santa Margarita. 366 Comment
  OBI25029  Drymocallis glandulosa David J. Keil, Dirk Walters 1980-4-26 13865 San Luis Obispo Aong Twon Crk near Lime Mtn Mine, W of Paso Robles Comment
  CAS-BOT-BC159574  Drymocallis glandulosa var. glandulosa R. F. Hoover 1964-5-13 8822 San Luis Obispo Tassajera Creek Comment
  SBBG265  Dryopteris arguta C. B. Hardham 1956-9-16 1355 San Luis Obispo York Mtn, W of Templeton Comment
  OBI53951  Dudleya abramsii subsp. murina David J. Keil, Justin Epting 1995-6-14 25382 San Luis Obispo Coastal foothills of Santa Lucia Mts. Cal Poly's Pennington Crk Biological Rserve Comment
  CAS-BOT-BC109537  Dudleya abramsii subsp. murina Reid Moran 1948-5-30 3083 San Luis Obispo Along Highway 101 just east of San Luis Obispo. Comment
  OBI55572  Dudleya lanceolata George Butterworth 1998-6-13 274 San Luis Obispo Carrizo Plain Natural Area. Padrones Spring, 50 yds W of trough (cyn entrance) T11N R25W S30 SWQ 853 Comment
  OBI77987  Dudleya lanceolata Kristin Brewer, Sarah Blaser 2006-6-13 3 San Luis Obispo 5.5 mi N of Ragged Point on hwy 1 Comment
  OBI31127  Dudleya pulverulenta Julie M. Vanderwier 1978-5-28 77 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG112579  Dysphania ambrosioides C. B. Hardham 1956-10-1 1445 San Luis Obispo Paradise Valley Comment
  UC1529040  Eastwoodia elegans Dean W. Taylor 1986-4-20 8788 San Luis Obispo Panorama Hilla 7.5 Quadrangle (1954 edition) Elkhorn Plain (canyon opening onto n end of); Temblor Range 762 Comment
  OBI66598  Echinochloa colona David J. Keil 1998-9-22 s.n. San Luis Obispo Campus of Cal Poly State Univ. At edge of parking lot near Ag Engineering Bldg Comment
  CAS-BOT-BC208914  Echinochloa crus-galli Ernest C. Twisselmann 1967-9-9 13696 San Luis Obispo Ortega Spring, Palo Prieta Canyon - Temblor Range and the Western San Joaquin Valley 598 Comment
  HSC98490  Ehrharta calycina D. W. Taylor 1994-6-16 14391 San Luis Obispo Nipomo Mesa, 2 air mi. WNW of Hwy. 101 at Nipomo, along Willow Rd. 0.2 mi. N of Jct. with Pomeroy Rd. Comment
  OBI35155  Eleocharis macrostachya Eric Wise 1981-7-26 944 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Shepperd's Reservoir, Cal Poly Comment
  OBI35178  Eleocharis macrostachya Eric Wise 1981-7-26 943 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Shepperd's Reservoir, Cal Poly Comment
  SEINET11261649  Eleocharis macrostachya David Keil 1992-5-25 23131 San Luis Obispo Laguna Lake Park. Edge of freshwater marsh.; 0 35 Comment
  UC1257336  Eleocharis macrostachya R. F. Hoover 1969-7-19 11496 San Luis Obispo S of Pismo Creek Pismo Beach, near Comment
  OBI51237  Eleocharis macrostachya Jan Barber 1994-4-2 130 San Luis Obispo San Simeon State Park, on most level part of mima mound area near E fenceline Comment
  OBI52063  Eleocharis macrostachya Larry Kelly 1989-5-21 347 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI35127  Eleocharis parishii Eric Wise 1981-6-27 758 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Cuyama River, 4.7 mi W of Pine Cyn Comment
  OBI72964  Eleocharis parishii Ann Cochran 1986-7-12 15 San Luis Obispo 20's area in hills 610 Comment
  RSA371707  Eleocharis rostellata David J. Keil, Eric A. Wise 1985-4-25 18548 San Luis Obispo Black Lake Canyon between California Highway 1 and Guadelupe Road Comment
  OBI40673  Elymus X gouldii David J. Keil 1985-6-9 18801 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Ave (1-1/2 blocks ESE of Willow Dr) and N across scrub to Eto Lake Comment
  OBI76823  Elymus condensatus Allison Berry 1984-5-8 198 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI49546  Elymus elymoides Robert F. Hoover 1947-5-14 7166 San Luis Obispo Steiner Crk (Serrano Cyn) Comment
  SEINET2445090  Elymus elymoides subsp. elymoides Steven A. Junak 1990-5-15 4330 San Luis Obispo Santa Lucia Mountains: near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Creek, along old road on W side of Pick and Shovel Mine, about 0.1 mi S of house ruins.; 0 579 Comment
  OBI79700  Elymus glaucus David J. Keil, with V. L. Holland 2013-6-12 31807 San Luis Obispo Templeton. 830 Templeton Road. Comment
  UCD61826  Elymus glaucus G. F. Hrusa 1993-5-22 11125 San Luis Obispo San Luis Obispo Co.: Black Butte Research Natural Area. Near Radio Facility 2. 650 Comment
  OBI35801  Elymus glaucus Allison Berry 1984-5-8 168 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CAS-BOT-BC203671  Elymus glaucus subsp. glaucus R. F. Hoover 1964-5-14 8863 San Luis Obispo See Canyon Comment
  CAS-BOT-BC228690  Elymus multisetus Clare B. Hardham 1957-5-30 2077 San Luis Obispo Santa Lucia Mountains. Klau Mine Comment
  OBI22227  Elymus multisetus Robert D. Page 1962-5-5 93 San Luis Obispo About 4 mi up Chorro Crk Cyn, Cal Poly campus Comment
  OBI63026  Elymus multisetus LynneDee Oyler, David J. Keil 1988-6-23 548 San Luis Obispo Upper Prefumo Cyn rd near summit. Sec 3, T31S, R11E Comment
  OBI13944  Emmenanthe penduliflora Robert F. Hoover 1967-6-4 10612 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  RSA647578  Emmenanthe penduliflora P. M. Harthill 1972-4-15 s.n. San Luis Obispo Irish Canyon. 457 Comment
  UCD119209  Emmenanthe penduliflora G. F. Hrusa 1995-5-28 12285 San Luis Obispo San Luis Obispo County: Immediately to SW of Peak 1 Radio Facility. 630 Comment
  OBI16598  Encelia californica Robert F. Hoover 1947-7-19 7320 San Luis Obispo North edge of Santa Maria Valley near Nipomo-Guadalupe rd Comment
  OBI70543  Ephedra californica G. F. Hrusa 2005-3-31 16396 San Luis Obispo Flats at base of Caliente Mts, immed. W of Swain Ridge. Carrizo Plain Natural area 747 Comment
  OBI7494  Ephedra californica Robert F. Hoover 1967-3-28 10321 San Luis Obispo Temblor Range ner N end of Elkhorn Plain Comment
  CAS-BOT-BC81660  Ephedra californica R. F. Hoover 1950-5-28 7930 San Luis Obispo E. edge of Cuyama Valley, on Highway 399 s. of junction with Highway 166 Comment
  OBI7476  Ephedra californica Robert F. Hoover 1950-5-28 7930 San Luis Obispo E edge of Cuyama Valley, on hwy 399 S of jcnt with hwy 166 Comment
  CDA16336  Ephedra viridis G. F. Hrusa 2000-4-1 15323 San Luis Obispo Carrizo Plain; Hills above and to W of Swain Pasture. 762 Comment
  UC1925854  Ephedra viridis David Keil 1998-4-30 27011 San Luis Obispo Caliente Range. 6.5 mi from Soda Lake Rd. on Selby Rd. Comment
  OBI32944  Ephedra viridis Robert J. Rodin 1962-6-9 6888 San Luis Obispo Along hwy 166 several mi W of Maricopa. Near pumping station in Maricopa River cyn Comment
  UCR119829  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2000-9-2 5969 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon, 2.2 mi west of Los Osos Valley Road 137 Comment
  OBI80298  Epilobium ciliatum Tylor Wilbourn 2014-11-12 1 San Luis Obispo Cal Poly, near the Horticulture unit 71 Comment
  UCSB38029  Epilobium ciliatum Ferren, Wayne 1978-11-19 San Luis Obispo Oso Flaco Lake Road Comment
  RSA43072  Epilobium ciliatum subsp. ciliatum Robert F. Hoover 1946-11-17 6563 San Luis Obispo Alamo Creek near Cuyama River Comment
  JEPS114115  Epilobium cleistogamum K. Foster 1999-4-27 San Luis Obispo Camp Roberts. Training Area 02, vernal pool Plot 02-2. Comment
  SBBG93698  Epilobium minutum S. A. Junak 1990-5-1 4278 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd, ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  UCSC000489  Epilobium minutum E. P. Unangst 2008-4-12 838 San Luis Obispo San Luis Obispo, Prefumo Canon Comment
  RSA18102  Epipactis gigantea Carl B. Wolf 1929-4-16 3644 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  OBI35078  Equisetum hyemale Eric Wise 1981-7-26 961 San Luis Obispo Poly Canyon, along stream, Cal Poly campus Comment
  OBI1018  Equisetum laevigatum R. F. Hoover 1949-5-19 7715 San Luis Obispo Fork of San Simeon Creek, in rocky stream bed Comment
  CAS-BOT-BC203241  Eremalche parryi Chester Dudley 1936-5-1 s.n. San Luis Obispo Painted Rock, Carrisa Plain Comment
  OBI12390  Eremalche parryi subsp. kernensis Robert F. Hoover 1967-3-27 10289 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  OBI12398  Eremalche parryi subsp. kernensis Robert F. Hoover 1952-4-20 8134 San Luis Obispo Temblor Range near N end of Elkhorn Plain Comment
  OBI76760  Eremalche parryi subsp. kernensis George Butterworth 2012-5-18 868 San Luis Obispo Chimineas Ranch Ecological Reserve. East Grantline, N of Sand Ridge 2 610 Comment
  CAS-BOT-BC214405  Eremalche parryi subsp. kernensis Ernest C. Twisselmann 1958-5-12 4462 San Luis Obispo Temblor Range and the Western San Joaquin Valley. North end of Panorama Hills 731 Comment
  UC454565  Eremothera boothii subsp. decorticans unknown 374 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC512639  Eriastrum calocyanum R. F. Hoover 1952-11-1 8271 San Luis Obispo Caliente Mt. Comment
  LA106811  Eriastrum densifolium subsp. densifolium D. Bradbury; 1939-6-9 9773 San Luis Obispo northern edge of Atascadero Comment
  UC665612  Eriastrum densifolium subsp. densifolium Herbert L. Mason 1941-7-1 12466 San Luis Obispo mesa w Nipomo 106 Comment
  UC742836  Eriastrum densifolium subsp. densifolium Delzie Demaree 1938-8-22 18089 San Luis Obispo Pismo Beach Comment
  UCSB10775  Eriastrum densifolium subsp. densifolium Haller, John 1966-6-3 San Luis Obispo Nipomo Dunes at Oso Flaco Lake, 5 miles south of Oceano Comment
  UC1034564  Eriastrum densifolium subsp. elongatum R. F. Hoover 1946-6-29 6207 San Luis Obispo Atascadero Comment
  OBI11561  Eriastrum luteum Robert F. Hoover 1947-5-24 7192 San Luis Obispo Pilitas Crk district Comment
  RSA161676  Eriastrum luteum Verne Grant, Karen Grant 1963-6-5 63 -5 San Luis Obispo Several miles south of Creston Comment
  OBI11549  Eriastrum pluriflorum subsp. pluriflorum Hoover 1949-5-22 7720 San Luis Obispo 12 mi E of Creston on La Panza Rd Comment
  UC1118651  Ericameria arborescens B. Bolt 1936-4-21 682 San Luis Obispo 4 mi ene of mouth of Smith Creek; Cayucos Quadrangle 457 Comment
  UCR74385  Ericameria arborescens G. Fred Hrusa 1988-9-13 5733 San Luis Obispo Cuesta Ridge West, c. 6 mi. west of Hwy 101 757 Comment
  OBI49823  Ericameria arborescens Steven A. Junak, David A. Yound, Tina J. Ayers 1989-8-24 4142 San Luis Obispo Cuesta Ridge Botanical Area: extreme E edge of Botanical Area, N of main road (USFS rd #29S11.3) along access road to KSBY television towers, about 3.0 mi W of Hwy 101 747 Comment
  CDA17517  Ericameria ericoides Austin Griffiths 1980-6-18 s.n. San Luis Obispo Pismo Dunes; Primary dunes, ca 1/3 toward Oceano from Grover City Beach ramp. Comment
  OBI16554  Ericameria ericoides Robert F. Hoover 1969-10-5 11633 San Luis Obispo Alamo Creek Comment
  OBI15433  Ericameria linearifolia Robert F. Hoover 1948-5-2 7506 San Luis Obispo Between San Juan River and Carrizo Plain; W of Simmler Comment
  UCD131573  Ericameria pinifolia Roman Gankin; G. L. Webster, Ken Milam, Ed Gedling 1966-9-24 s.n. San Luis Obispo San Luis Obispo County: Summit of Noyes Road, Arroyo Grande. Comment
  UC146422  Erigeron foliosus var. franciscensis Judge Unangst 1908-7-23 901 San Luis Obispo San Carpojo Comment
  UCR91842  Erigeron glaucus George K. Helmkamp 1996-5-25 1063 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  CAS-BOT-BC295071  Erigeron glaucus Clare B. Hardham 1957-7-31 2493 San Luis Obispo Santa Lucia Mountains. 9 miles north of Cambria Comment
  OBI26293  Erigeron glaucus Mark E. Schneider 1974-5-18 s.n. San Luis Obispo On bluff at N jctn of Moonstone Beach Dr and Hwy 1, Cambria Comment
  UCSB28227  Erigeron glaucus Bethlenfalvay, C. 1970-4-24 San Luis Obispo Mouth of Pico Creek, 3 miles S of San Simeon Comment
  OBI75053  Erigeron philadelphicus David J. Keil 1988-3-19 20418 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  OBI78952  Erigeron philadelphicus Michael Walgren 2013-10-4 359 San Luis Obispo San Simeon State Park. At the mouth of Arroyo de la Cruz on a gravel bar in the creek bed. 2 Comment
  CAS-BOT-BC300053  Erigeron philadelphicus Clare B. Hardham 1957-4-14 1659 San Luis Obispo Santa Lucia Mountains. Santa Rita Canyon Comment
  CAS-BOT-BC300056  Erigeron philadelphicus Ernest C. Twisselmann 1972-4-1 18597 San Luis Obispo Canyon of Arroyo Grande Creek, ca. 4.5 miles east of Lopez Lake 243 Comment
  UC579271  Erigeron philadelphicus var. philadelphicus N. K. Carlson 1936-3-20 193 San Luis Obispo 2 mi e Isley Hill; Arroyo Grand Quad. 182 Comment
  OBI51358  Erigeron sanctarum Deborah Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .17 San Luis Obispo San Simeon State Park. SW section. Comment
  UC87626  Erigeron sanctarum Mrs. K. Curran Jun 1889 San Luis Obispo San Simeon Comment
  UC1285039  Erigeron sanctarum R. F. Hoover 1947-3-19 6687 San Luis Obispo n Arroyo Grande (at head of canyon); Carpenter Canyon Comment
  OBI79676  Erigeron sumatrensis Anthony Baniaga 2010-4-28 151 San Luis Obispo Black Lake Canyon; Choin property 24 Comment
  SD249224  Eriodictyon altissimum Julie M. Vanderwier 1978-5-23 4 San Luis Obispo Indian Knob Tar Sands. Comment
  UC1953348  Eriodictyon tomentosum Anthony Baniaga with Theo Fitanides 2010-5-16 196 San Luis Obispo Tierra Redonda Mountain. Comment
  UC1285008  Eriodictyon tomentosum R. F. Hoover 1947-5-24 7194 San Luis Obispo Pilitas Creek district Comment
  CDA16066  Eriogonum angulosum G. F. Hrusa 2000-9-3 15700 San Luis Obispo Carrizo Plain; Elkhorn Grade, 1st summit to E of Soda Lake Rd. 883 Comment
  CAS-BOT-BC248581  Eriogonum angulosum Ernest C. Twisselmann 1967-8-23 13561 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley: Gillis Canyon road, just west of the Eben McMillan Place 685 Comment
  UC6219  Eriogonum angulosum L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  CAS-BOT-BC241674  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1955-6-16 2155 San Luis Obispo La Panza Range. Martinez Canyon near Queen Bee Mine 624 Comment
  CAS-BOT-BC241988  Eriogonum cinereum Ernest C. Twisselmann 1967-7-31 13545 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  UC1872978  Eriogonum cithariforme David Keil with Rhonda Riggins 2003-4-23 30137 San Luis Obispo Caliente Range. Along main ridge NW of Caliente Peak. 1280 Comment
  JEPS108373  Eriogonum covilleanum David Gowen 2005-4-16 248 San Luis Obispo Elkhorn Road (dirt). Bare hill about 8.2 miles south of Hurricane Rd. Comment
  CAS-BOT-BC246604  Eriogonum elegans John Thomas Howell 1927-8-17 3002 San Luis Obispo 4 miles south of Templeton 243 Comment
  UC771762  Eriogonum elegans R. F. Hoover 1946-8-20 6516 San Luis Obispo just below junction Arroyo Seco (Upper Huasna River); Upper Huasna River Comment
  UCR146973  Eriogonum elongatum var. elongatum George K. Helmkamp, E. A. Helmkamp 2004-10-8 8855 San Luis Obispo Outer South Coast Range, NE edge of Santa Lucia Wilderness Area; along Hi Mountain Road and beside Salt Creek, 8.0 mi. NE of Lopez Lake entrance 399 Comment
  JEPS97089  Eriogonum fasciculatum var. foliolosum F. L. Johnson and E. A. Young 1993-5-24 ROB 546 San Luis Obispo 1 mi S of Twin Bridges; Camp Roberts Comment
  SBBG93746  Eriogonum fasciculatum var. foliolosum S. A. Junak 1990-6-27 4381 San Luis Obispo W Cuesta Ridge, near E edge of Cuesta Ridge Botanical Area, along S side of W Cuesta Ridge Rd 713 Comment
  OBI40302  Eriogonum fasciculatum var. foliolosum Jerry Copeland 1973-9-22 1038 San Luis Obispo Miranda Pine Spring area, 8.9 mi S of hwy 166 and 0.3 mi W of intersection Comment
  UC1032063  Eriogonum fasciculatum var. polifolium T. M. Hendrix 1939-5-17 1040 San Luis Obispo 1.1 mi n Branch Mt.; Los Padres National Forest, Branch Mt. Quadrangle Comment
  UC1315073  Eriogonum gossypinum R. F. Hoover 1967-6-4 10609 San Luis Obispo canyon near north end of Elkhorn Plain; Temblor Range, Elkhorn Plain Comment
  CAS-BOT-BC250329  Eriogonum gossypinum R. F. Hoover 1966-3-30 9771 San Luis Obispo Panorama Hills near west base of Crocker Grade Comment
  JEPS56897  Eriogonum gracile Miss R. R. Reed 1916-10-10 San Luis Obispo San Luis Obispo Comment
  OBI82276  Eriogonum gracile David J. Keil 2015-5-18 33189 San Luis Obispo La Panza Range, eastern slope. Los Padres Ranch, west of Highway 58 between Red Hill Road and Shell Creek Road 500 Comment
  CAS-BOT-BC250524  Eriogonum gracile R. F. Hoover 1965-9-29 9678 San Luis Obispo Santa Lucia Range. Tassajera Creek Comment
  UC1873082  Eriogonum gracile David Keil with Margriet Wetherwax, Beth Painter, J. Olsen, K. Downing, C. Bratt, and L. D. Althouse 2000-5-16 28692 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  CAS-BOT-BC261188  Eriogonum heermannii var. heermannii R. F. Hoover 1953-9-9 8330 San Luis Obispo Caliente Mt. Comment
  OBI10993  Eriogonum nudum var. pubiflorum Robert F. Hoover 1965-9-29 9664 San Luis Obispo Santa Lucia Range. Tassajera Crk Comment
  OBI78416  Eriogonum ordii Robert F. Hoover 1967-3-27 10283 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  UC2027401  Eriogonum ordii Greg Wilvert 2005-4-14 230 San Luis Obispo Southeast Half of the Caliente Range. 1.1 km SSW of Padrones Spring. Comment
  HSC91658  Eriogonum parvifolium Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park, MDO 1000 Comment
  OBI81522  Eriogonum parvifolium Brad Kurtz, Benton Carpenter, Kristen Smith, Lindsey Pedroncelli, Lizzy Daou, Jesse Birsinger 2015-11-6 3 San Luis Obispo This plant was found on the wetland hillsides in the upper reaches of the Pennington Creek Valley. Comment
  UCR252038  Eriogonum parvifolium Dan S. Cooper 2013-8-7 813- 75 San Luis Obispo Central Coast, Edna, top of Altos de Piedras Rd. 140 Comment
  UCR27233  Eriogonum parvifolium Frank C. Vasek 1982-8-24 820824- 01 San Luis Obispo Central Coast, north end San Simeon Creek Beach State Park 3 Comment
  SD75715  Eriogonum parvifolium var. parvifolium Helen V. Witham 1969-9-27 496 San Luis Obispo Oso Flaco Lake, NW of Guadalupe, on dunes 10 Comment
  SBBG1669  Eriogonum roseum C. B. Hardham 1959-6-29 4936 San Luis Obispo ca. 1 mi W of intersection of Cayucos Rd and York Mtn Rd Comment
  RSA201574  Eriogonum roseum Robert F. Hoover 1949-5-22 7723 San Luis Obispo 14 mi. E Creston on La Panza rd., in clay soil. Comment
  UC1927707  Eriogonum roseum D. R. Miller 1994-7-15 794 -506 San Luis Obispo Coles Road in to Will Hearst property, Marmolejo creek drainage 825 Comment
  CAS-BOT-BC263430  Eriogonum temblorense R. F. Hoover 1946-11-2 6547 San Luis Obispo West side of Cottonwood Pass Comment
  RSA0019357  Eriogonum viridescens Greg Wilvert 2005-5-20 431 San Luis Obispo Southeast half of the Caliente Range: 2.1 km WNW of Quail Springs Reservoir. 1129 Comment
  CAS-BOT-BC264887  Eriogonum viridescens Clare B. Hardham 1962-5-12 10483 San Luis Obispo Red Hills Comment
  JEPS89529  Eriophyllum confertiflorum Dean William Taylor 1971-4-24 1003 San Luis Obispo on Cuesta Ridge Cuesta Ridge Comment
  OBI20272  Eriophyllum confertiflorum Ann McBeth 1979-4-25 13 San Luis Obispo Indian Knob, 4 mi N of Pismo Beach Comment
  OBI30729  Eriophyllum confertiflorum Koomanoff et al. 1981-5-16 9 San Luis Obispo SSE 45 degree slope near summit of Indian Knob Comment
  UCR103962  Eriophyllum confertiflorum George K. Helmkamp 1997-6-21 2059 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  OBI45966  Eriophyllum confertiflorum Clifton F. Smith 1986-5-15 12077 San Luis Obispo Along road up Caliente Mtn from Russell Ranch in Cuyama Valley 1219 Comment
  UCSB71624  Eriophyllum confertiflorum McMinn, H.; Maino, E. 1931-3-31 San Luis Obispo Hazard Beach Comment
  UC1392865  Eriophyllum confertiflorum var. confertiflorum R. F. Hoover 1968-4-17 11047 San Luis Obispo n slope Elkhorn Hills Comment
  UC455782  Eriophyllum confertiflorum var. confertiflorum Unangst 1905-5-17 580 San Luis Obispo Oak Park Comment
  CAS-BOT-BC301083  Eriophyllum lanatum var. achilleoides Clare B. Hardham 1963-6-23 10846 San Luis Obispo Cypress Mt. 609 Comment
  OBI72265  Eriophyllum multicaule Anthony Baniaga, Daniel Chavez 2010-3-14 58 San Luis Obispo Tierra Redonda Mtn BLM ACEC. At Tierra Redonda ridge top 611 Comment
  OBI18731  Eriophyllum multicaule Robert F. Hoover 1947-3-30 6815 San Luis Obispo Middle Branch of Huerhuero Crk, N of Wells Corner Comment
  RSA143343  Eriophyllum multicaule Clare B. Hardham 1960-3-27 5243 San Luis Obispo Intersection Oak Flat Rd. and North Rd. to Adelaida; Santa Lucia Mts. 305 Comment
  UC1484392  Eriophyllum multicaule Dale E. Johnson with J. E. Eckenwalder 1975-3-16 163 San Luis Obispo w edge of Nipomo Mesa (ca 4.8 km (3 mi) sw of Nipomo; just landward of crest of stabilized sand dune) Comment
  CAS-BOT-BC301961  Eriophyllum staechadifolium R. F. Hoover 1946-7-21 6231 San Luis Obispo San Simeon Creek Beach Comment
  UC31757  Eriophyllum staechadifolium Ida M. Blochman 1893-5-1 San Luis Obispo Santa Maria Comment
  UCR132054  Erodium botrys George K. Helmkamp 2003-7-31 8053 B San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  OBI8421  Erodium botrys Lynne Dee Althouse 1977-4-12 27 San Luis Obispo Wolfe's ranch near San Luis High School 122 Comment
  OBI53300  Erodium brachycarpum Lynne Dee Oyler 1986-3-25 371 c San Luis Obispo Agua Escondido, USFS blue oak study area, NE of Arroyo Grande Comment
  UC1130279  Erodium cicutarium N. K. Carlson 1936-3-19 157 San Luis Obispo 1.9 mi ese Picacho; Arroyo Grande Quad. 175 Comment
  OBI28240  Erodium cicutarium Spasbo/Krystoff 1982-4-18 23 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  OBI14102  Erodium moschatum Dianne Storch 1960-2-18 s.n. San Luis Obispo Comment
  OBI43639  Erodium moschatum J. Burns and J. Souza, J. Souza 1979-4-29 San Luis Obispo S of San Luis Obispo along Oak park Rd, ca 1/2 mi N of Arroyo Grande Comment
  OBI83587  Eryngium armatum Michael Walgren 2017-3-10 600 San Luis Obispo Chevron Oil Company property on the ocean side of Highway 1, between the junction of Highway 1 and Toro Creek Road and the southern terminus of Studio Dr. in Cayucos. 5 Comment
  OBI5535  Eryngium armatum Sharon Jochums 1974-4-28 174 San Luis Obispo West of Hwy 1 just south of Arroyo de la Cruz Comment
  UC1122961  Eryngium vaseyi H. C. Lee 1937-5-18 953 San Luis Obispo Paso Robles Quad., Fifteen Mile Bridge Comment
  CAS-BOT-BC54491  Erysimum capitatum R. F. Hoover 1967-4-16 10466 San Luis Obispo Elkhorn Hills. Comment
  CDA15184  Erysimum capitatum G. F. Hrusa 1998-4-27 14292 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  UC56037  Erysimum capitatum J. H. Barber 1899-4-27 San Luis Obispo near Paso Robles Comment
  CAS-BOT-BC54470  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-5-8 833 San Luis Obispo Near Shandon. 365 Comment
  OBI31137  Erysimum capitatum Julie M. Vanderwier 1979-5-23 129 San Luis Obispo Indian Knob Tar Sands. near excavation pit below Indian Knob Comment
  OBI59270  Erysimum suffrutescens Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes, over N slope of stabilized dune ridge NW of Oso Flaco Lake Comment
  RSA101911  Erysimum suffrutescens G. B. Rossbach, Ruth P. Rossbach 1938-5-6 825 San Luis Obispo About 1/3 way up inland face of Morro Rock, Morro Bay. Comment
  UC1034734  Erysimum suffrutescens G. B. Rossbach 1955-5-2 591 San Luis Obispo Lower NE slope of Morro Rock. Comment
  CAS-BOT-BC402820  Eschscholzia caespitosa Ernest C. Twisselmann 1959-4-18 5065 San Luis Obispo Santa Margarita Region: low hills just west of Garden Farms 243 Comment
  OBI51772  Eschscholzia californica R. Mike Arens 1994-6-10 93 San Luis Obispo Calif Polytechnic State Univ campus; near Botanical Garden foot bridge 244 Comment
  UC1314982  Eschscholzia californica R. F. Hoover 1967-5-6 10528 San Luis Obispo Jack Lake Comment
  UCD94268  Eschscholzia californica Shannon M. Still 2008-4-14 407 San Luis Obispo California. San Luis Obispo County. 659 Comment
  CDA15099  Eschscholzia lemmonii G. F. Hrusa 1998-3-28 14181 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Above headwaters of Bitterwater Ck. immed. to E of MU Ranch and S of Elkhorn Grade Rd. at S end of Carrizo Plain 3 mi. N of Hwy 166 intersection. Comment
  OBI11757  Eschscholzia lemmonii Robert F. Hoover 1958-3-19 8429 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  OBI22808  Eucalyptus globulus Melvin Henley 1971-2-24 11 San Luis Obispo In a field 1/2 mi S of Orcutt Rd 61 Comment
  OBI22796  Eucalyptus polyanthemos Terral Kershaw 1970-2-21 12 San Luis Obispo Lawn strip area along N side of Admin bldg, Cal Poly campus, SLO 70 Comment
  HSC91675  Eucalyptus tereticornis Susan H. Bicknell 1988-11-26 San Luis Obispo Montana de Oro State Park, Camp Keep. Comment
  OBI22800  Eucalyptus tereticornis Patrick Amaya 1972-2-19 10 San Luis Obispo Cal Poly campus, next to Ag Engr bldg Comment
  OBI35655  Eucrypta chrysanthemifolia var. chrysanthemifolia S. M. Inman 1983-5-14 58 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd 49 Comment
  OBI55255  Eucrypta chrysanthemifolia var. chrysanthemifolia Greg Frugoli 1997-4-7 32 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres NF (Hwy 58 burn area) 543 Comment
  OBI14381  Euphorbia crenulata A. Ahmad 1963-4-7 2 San Luis Obispo 1 mi E SLO Comment
  UC1927739  Euphorbia helioscopia David Keil 2006-3-5 30425 San Luis Obispo San Luis Obispo. Los Osos Valley Road, just E of overpass over US Route 101 and San Luis Creek. Agricultural field just S of road. Comment
  SEINET10385139  Euphorbia serpens David Keil 1983-10-22 18003 San Luis Obispo Campus of California Polytechnic State University, [San Luis Obispo] among ornamental plantings near Fisher Hall Comment
  UCR266654  Euphorbia serpillifolia subsp. hirtula David J. Keil, Kathleen Keil 2002-7-28 29901 San Luis Obispo Central Coast, Paso Robles, along railroad tracks near county fairground 220 Comment
  OBI31386  Euphorbia spathulata Joy H. Nishida, Ginger King 1982-4-25 335 San Luis Obispo American Cyn. .6 mi S of American Cyn campground 549 Comment
  OBI80374  Euphorbia spathulata David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  OBI17356  Extriplex californica Robert F. Hoover 1967-6-9 10628 San Luis Obispo At S end of Morro Bay Comment
  OBI39854  Festuca arundinacea David J. Keil 1985-6-22 18932 San Luis Obispo At SW corner of Los Osos Crk bridge at South Bay Blvd Comment
  OBI33851  Festuca arundinacea Melissa Luckow 1982-6-24 920 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of rd Comment
  OBI35815  Festuca bromoides Allison Berry 1984-4-10 82 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  UCSB36164  Festuca bromoides Roberts, D. 1980-4-25 San Luis Obispo 2 miles East along Cuesta Ridge Rd to meadow 610 Comment
  OBI59071  Festuca microstachys David J. Keil 1998-4-14 26733 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  OBI21844  Festuca microstachys Robert F. Hoover 1964-5-11 8782 San Luis Obispo Road to Hi. Mnt from Pozo-Arroyo Grande summit Comment
  OBI58411  Festuca myuros Austin P. Griffiths, Clare B. Hardham, Craig Cunningham 1987-6-26 18253 San Luis Obispo Guadalupe Dunes. Near Oso Flaco Lake edge at W end of first southerly area Comment
  OBI51401  Festuca perennis Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .51 San Luis Obispo NE corner of San Simeon State Park; top of hill, to W of Monterey pine Comment
  OBI5486  Festuca perennis Sharon Jochums 1974-4-28 161 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI43341  Festuca perennis Eric Wise 1981-6-26 723 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey border Comment
  UCR131913  Foeniculum vulgare George K. Helmkamp 2003-10-24 8218 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  UCR146979  Foeniculum vulgare George K. Helmkamp, E. A. Helmkamp 2004-10-8 8846 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  CAS-BOT-BC454600  Fragaria chiloensis Carl B. Wolf 1938-12-15 3377 San Luis Obispo Oso Flaco Lake, between the lake & ocean. 15 Comment
  OBI10159  Fragaria vesca Robert F. Hoover 1964-5-13 8841 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI64754  Fragaria vesca D. R. Miller 1981-5-19 581 -35 San Luis Obispo Pine Mt Region. Pico Crk drainage 853 Comment
  UCD113228  Fragaria vesca Joseph M. DiTomaso 1976-5-2 421 San Luis Obispo San Luis Obispo County: Morro Bay. 60 Comment
  CAS-BOT-BC52646  Frangula californica subsp. californica Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15658 San Luis Obispo Salinas River 5 miles South of Paso Robles 182 Comment
  OBI59255  Frankenia salina George Butterworth 1997-11-3 194 San Luis Obispo 50 yds S of Simmler Rd 1/4 mi E of Soda Lake rd 584 Comment
  UCR13876  Frankenia salina George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  CDA17534  Frankenia salina Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; On the bay side ca. 1/3 way S. of point on Morro Bay Sandspit. 0 Comment
  OBI58094  Frankenia salina David J. Keil 1998-5-18 27299 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  UC1123348  Fraxinus dipetala H. C. Lee 1937-4-21 846 San Luis Obispo 1.5 mi w Paso Robles; Paso Robles Quad. 320 Comment
  OBI21063  Freesia refracta John Helfrich 1964-3-1 9 San Luis Obispo 1425 Phillips Ln, San Luis Obispo Comment
  CAS-BOT-BC205932  Fremontodendron californicum Robert F. Thorne; P. Everett 1963-6-7 32141 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway 548 Comment
  SBBG11304  Fremontodendron californicum E. R. Blakley 1958-9-22 2468 San Luis Obispo 1 mi W of La Cuesta Summitt 609 Comment
  SBBG15926  Fremontodendron californicum M. A. Piehl 1963-4-20 6377 San Luis Obispo 2.5 mi W of Cuesta Summit Pass, US Hwy 101 Comment
  CAS-BOT-BC205937  Fremontodendron californicum E. R. Blakley 1965-5-8 6549 San Luis Obispo About 2 1/2 mi. n.w. of Highway 101 at the Cuesta Summit 670 Comment
  UC1418503  Fremontodendron californicum subsp. californicum Robert J. Rodin 1974-5-4 9489 San Luis Obispo Cuesta Road nw of Highway 101 only on left side of road Highway 101; Cuesta Road Comment
  SBBG96398  Fritillaria affinis J. Sainz 1987-4-17 San Luis Obispo Lopez Cyn Comment
  RSA130670  Fritillaria biflora R. W. Summers 1884-5-6 s.n. San Luis Obispo Coast Range Mountains Comment
  OBI80792  Fuchsia hybrida D. R. Miller, Elizabeth A. Appel 2015-6-21 615 .1133 San Luis Obispo Cambria. Fiscalini Ranch Preserve along creek trail between sewer plant and pump station. 100 Comment
  RSA769068  Galium andrewsii Robert F. Thorne, Percy C. Everett 1963-6-7 32154 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  JEPS52793  Galium andrewsii subsp. intermedium Wayne Roderick 1963-4-30 San Luis Obispo e San Luis Obispo; Cuesta Pass Comment
  OBI9945  Galium angustifolium subsp. angustifolium Robert F. Hoover 1946-6-2 6114 San Luis Obispo 5 mi SE of Santa Margarita Comment
  SBBG112373  Galium angustifolium subsp. angustifolium D. Keil, R. Riggins 1984-4-26 18220 San Luis Obispo 0.3 mi from turnoff to Jouchin Ranch Comment
  OBI42788  Galium californicum subsp. flaccidum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16038 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts. NE side of mtn on hillside above cypress swamp Comment
  SBBG125355  Galium californicum subsp. flaccidum C. B. Hardham 1960-6-17 6175 San Luis Obispo Cambria Comment
  UC1953329  Galium murale David Keil 1998-4-20 26818 San Luis Obispo NW of Paso Robles along Nacimiento Lake Drive, 0.1 miles E of junction with San Marcos Rd. Comment
  OBI55358  Galium murale David J. Keil 1998-4-20 26818 San Luis Obispo NW of Paso Robles along Nacimiento Lake Drive, 0.1 miles E of junction with San Marcos Rd. Comment
  OBI58703  Galium parisiense David J. Keil 1998-6-15 27838 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles E of junction with Old Creek Rd., just W of junction with Apple Rd. 378 Comment
  OBI81031  Galium porrigens Jason Dart, A. Weichert, G. Hind 2010-5-19 396 -H17 San Luis Obispo Hind River Ranch, canyons on east side of Salinas River near the south end of Crescent Lake, approximately 1.4 miles east of the intersection of Highway 58 and Pozo Road 320 Comment
  OBI78088  Galium porrigens var. tenue George Butterworth 2013-3-21 898 San Luis Obispo San Juan Rd .9 mi S of San Juan Spur Rd 707 Comment
  OBI16409  Gamochaeta ustulata Robert F. Hoover 1947-6-2 7262 San Luis Obispo Cambria Comment
  UC1296262  Garrya flavescens R. F. Hoover 1953-9-9 8332 San Luis Obispo summit ridge Caliente Mt. Comment
  SBBG89250  Garrya veatchii C. F. Smith 1989-4-11 San Luis Obispo ridge W of Hi Mtn 975 Comment
  JEPS90923  Gaultheria shallon Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13714 San Luis Obispo PG&E Diablo Canyon Nuclear Power Plant facility site at Crowbar benchmark, South Coast Ranges PG&E Diablo Canyon Nuclear Power Plant facility site; South Coast Ranges 6 Comment
  SBBG17131  Gaultheria shallon C. B. Hardham 1959-5-23 4642 San Luis Obispo Islay Cyn Comment
  JEPS116201  Genista monspessulana M. Wetherwax, E. L. Painter, N. Havlik 2003-5-30 SLO- 341 San Luis Obispo Camp San Luis Obispo. Roadside, Camp San Luis Obispo / California Men's Colony prison interface. Comment
  OBI66409  Geranium core-core David J. Keil, with Dave Hacker 2005-6-24 30391 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  OBI51171  Geranium dissectum Jan Barber 1993-7-3 38 San Luis Obispo San Simeon State Park. In ravine near fenceline NE of Washburn campground Comment
  UCD163559  Gilia CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 2000 -D San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. Comment
  RSA574523  Gilia achilleifolia Peter L. Morrell, D. S. Krause 1994-5-27 457 San Luis Obispo At 6060 Ontario Road., 0.8 miles N of Avila Beach, San Luis exit off CA Hwy 101. 100 Comment
  SBBG49351  Gilia achilleifolia J. Copeland 1974-3-10 1052 San Luis Obispo Grand View Mesa, Nipomo Comment
  UCD117617  Gilia achilleifolia Verne Grant; Alva Grant 1950-6-1 8562 San Luis Obispo San Luis Obispo County: School Canyon North of San Luis Obispo. 152 Comment
  CDA11578  Gilia achilleifolia subsp. achilleifolia G. F. Hrusa 1993-5-22 11130 San Luis Obispo Black Butte Research Natural Area; Los Padres Natl. Forest. W face below Radio Facility 2, approx. 1/4 mile N of Mt. Lowe. Comment
  RSA748776  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell, K. L. Kendrick 1996-5-19 490 San Luis Obispo 100 m north of 6060 Ontario Road, 0.8 mi north of Avila Beach, San Luis Bay exit off Calif. Hwy 101. 100 Comment
  UCR67845  Gilia achilleifolia subsp. multicaulis David J. Keil, D. Walters, M. G. McLeod, et al. 1983-5-14 16990 San Luis Obispo Central Coast, Along ridge system between Arroyo de la Cruz and Arroyo del Oso. 180 Comment
  SBBG117457  Gilia clivorum E. Painter, M. Wetherwax, E. Wenzl, A. Gingerich 2001-4-5 CR 169 San Luis Obispo above boundary rd at S end of installation, above San Marcos Crk; Camp Roberts 283 Comment
  UC572444  Gilia malior P. L. Johannsen 1937-4-22 1076 San Luis Obispo five and one half mi nne Padrones Springs; nne of Padrones Springs 731 Comment
  SBBG107072  Gilia minor C. B. Hardham 1961-3-30 6682 San Luis Obispo between San Juan and Carissa Plains, W of Simmler, Paso Robles-Simmler Rd Comment
  RSA0076397  Gilia ochroleuca subsp. minima Clare B. Hardham 1958-4-28 3132 San Luis Obispo Hills between San Juan River and Carissa Plains, Paso Robles Simmler Road. Comment
  RSA67531  Gilia tenuiflora P. A. Munz 1951-4-13 16310 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 Comment
  OBI73216  Gilia tenuiflora subsp. tenuiflora David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30722 San Luis Obispo La Panza Mountains. South side of Highway 58, 0.4 miles west of Shell Creek Road. 450 Comment
  CAS-BOT-BC226464  Gilia tenuiflora subsp. tenuiflora Alice Eastwood 1902-6-16 s.n. San Luis Obispo Santa Maria Rd. Near the Boundary between Santa Barbara and San Luis Obispo Counties Comment
  SEINET7063628  Gilia tricolor A. G. Vestal 1947-4-12 s.n. San Luis Obispo Collected in wash southeast of corner of San Luis Obispo County in the Cuyama Valley. UTM Zone 10, 772742mE, 3885939mN. (WGS84/NAD83). 431 Comment
  CDA11570  Gnaphalium californicum G. F. Hrusa 1993-5-22 11120 San Luis Obispo Black Butte Research Natural Area; along main ridge road, approx. 1/4 m. N of Mt. Lowe. Comment
  UCR248276  Gnaphalium californicum David J. Keil, Tina Teed, Mariko Uchida 2001-6-15 29604 San Luis Obispo South Coast Range, Camp San Luis Obispo. Chorro Creek drainage, Chorro Creek Bog Thistle exclosure 244 Comment
  CDA20423  Gnaphalium canescens J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  JEPS97083  Gnaphalium palustre F. L. Johnson and E. A. Young 1993-5-23 RO 537 San Luis Obispo i km SE of Twin Bridges on Boyscout Road Camp Roberts Comment
  OBI16373  Grindelia hirsutula Robert J. Rodin 1964-7-10 7079 San Luis Obispo At Beach, Cayucos, 6 mi N of Morro Bay Comment
  UCSB37279  Grindelia hirsutula Edge, Lyda 1972-5-10 San Luis Obispo Turri Road south of Morro Bay Comment
  OBI56397  Grindelia stricta var. platyphylla David J. Keil 1999-5-20 28348 San Luis Obispo Pismo Beach. Along Crpress Street. Comment
  CAS-BOT-BC304675  Gutierrezia californica Ernest C. Twisselmann 1955-9-1 2366 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Juan River Valley, 8.6 miles south of Shandon 441 Comment
  RSA492635  Hainardia cylindrica C. F. Smith 1961-6-1 6428 San Luis Obispo Pismo Beach State Park, Grover City. Comment
  SEINET10474706  Haplopappus venetus subsp. vernonioides Mary Susan Taylor, E. Pierce 1977-1-3 Taylor 1295 San Luis Obispo Abundant on coast bluff ca. 20 ft from ocean cliffs, Montana de Oro State Park, ca. 12 mi N of San Luis Obispo. 2 Comment
  OBI31637  Hazardia squarrosa Turnquist, Smeltzer 1982-6-30 169 San Luis Obispo Laguna Lake Park Comment
  UC32200  Hazardia squarrosa var. squarrosa Mrs. Blochman 1893-1-1 San Luis Obispo Comment
  OBI49833  Hazardia squarrosa var. squarrosa Steven A. Junak 1990-10-11 4439 San Luis Obispo Cuesta Ridge; Near NW corner of Cuesta Ridge Botanical ara, E of main road (USFS Road #29S11.3) at E end of powerline access road, ca. 5.9 mi W of hwy 101. 707 Comment
  RSA116540  Hazardia stenolepis E. C. Twisselmann 1954-10-14 1620 San Luis Obispo Mariannas Summit, Temblor Mtns 1067 Comment
  CAS-BOT-BC306283  Hedypnois cretica R. F. Hoover 1948-4-14 7441 San Luis Obispo Cayucos Comment
  CAS-BOT-BC309513  Helenium puberulum D. E. Breedlove 1962-8-7 4083 San Luis Obispo On the shore of Oso Flaco Lake. 3 miles N. of Guadalupe Comment
  CAS-BOT-BC309519  Helenium puberulum R. F. Hoover 1967-10-7 10878 San Luis Obispo Oso Flaco Lake Comment
  SBBG117745  Helenium puberulum E. Painter, M. Wetherwax, K. Downing, D. Keil, J. Olson 2000-5-16 CR 86 San Luis Obispo Nacimiento River, just upstream from Twin Bridges; Camp Roberts 140 Comment
  CAS-BOT-BC309511  Helenium puberulum R. W. S. 1887-9-9 469 San Luis Obispo By S. Luis Obispo Comment
  CAS-BOT-BC309516  Helenium puberulum Ernest C. Twisselmann 1955-9-1 2358 San Luis Obispo Old Cuesta Grade, Santa Lucia Mountains 289 Comment
  OBI51389  Heliotropium curassavicum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .25 San Luis Obispo San Simeon State Park. W section of San Simeon State Park Comment
  UCR134452  Heliotropium curassavicum George K. Helmkamp 2003-9-26 8180 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  OBI38250  Heliotropium curassavicum Eric Wise 1981-8-7 1052 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  UCSB51305  Heliotropium curassavicum Moseley, Maynard 1984-10-6 San Luis Obispo Intersection of ramp from US Hwy. 101 and Los Osos Vallet Rd.; SE limits of San Luis Obispo City Comment
  OBI31627  Hemizonia congesta subsp. luzulifolia Turnquist, Smeltzer 1982-6-16 160 San Luis Obispo Laguna Lake park Comment
  SBBG61009  Hemizonia congesta subsp. luzulifolia R. C. Robbins, J. R. Robbins 1932-8-29 San Luis Obispo between Cayucos and San Simeon Comment
  UC771657  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1946-6-22 6179 San Luis Obispo range n of campus California Polytechnic School; San Luis Obispo Comment
  RSA492679  Hemizonia fasciculata Walter Wisura, L. Aberbom 1989-5-16 4346 San Luis Obispo San Bernardo Creek Ranch, E of Morro Bay Comment
  UCR13892  Hemizonia increscens subsp. increscens George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  POM216207  Hemizonia luzulifolia D. D. Keck 1933-5-5 2194 San Luis Obispo Cayucos. Comment
  OBI68362  Heracleum maximum David J. Keil 2003-6-28 30279 San Luis Obispo Highway 1 in Cambria Comment
  SBBG123145  Hesperevax caulescens D. Keil et al 2001-4-17 29299 San Luis Obispo vernal pools SE of jct of Bee Rock Rd and Perimeter Rd; Camp Roberts Comment
  UC2027282  Hesperevax sparsiflora David Keil 1988-3-19 20398 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  OBI81335  Hesperolinon micranthum David J. Keil, Janet Haden 1988-5-24 20688 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. Comment
  OBI3917  Hesperolinon micranthum Patricia Wiese 1971-5-31 72 San Luis Obispo In fuelbreak in Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  OBI11725  Hesperomecon linearis Robert F. Hoover 1947-4-25 7073 San Luis Obispo Black Lake, S of Arroyo Grande Comment
  SBBG119646  Hesperomecon linearis E. Painter, M. Wetherwax 2001-4-17 CR 201 San Luis Obispo jct of boundary rd and rd to top of palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts 252 Comment
  OBI20352  Hesperoyucca whipplei Robert Krause 1971-5-16 10 San Luis Obispo Poly cyn on Calif Polytechnic State univ 244 Comment
  UC1778589  Heterodraba unilateralis G. F. Hrusa 1995-4-15 12103 San Luis Obispo Carrizo Plain; Annual near edge of lakeside vegetation, growing in protection of Atriplex. Alkaline flats along margin of S end of Soda Lake 500 Comment
  JEPS2797 Image available Heteromeles arbutifolia Mrs. Pearl C. Jared San Luis Obispo Templeton Comment
  OBI31027  Heteromeles arbutifolia Julie M. Vanderweir 1979-5-28 76 San Luis Obispo Indian Knob Tar Sands Comment
  OBI79347  Heteromeles arbutifolia R. A. Hays 1957-10-12 s.n. San Luis Obispo Cuesta Grade Comment
  JEPS20383  Heterotheca grandiflora Miss R. N. Reid 1916-10-11 San Luis Obispo Arroyo Grande Comment
  OBI31114  Heterotheca grandiflora Julie M. Vanderwier 1979-8-15 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI53467  Heterotheca grandiflora Arthur W. Hazebrook 1992-7-7 122 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso flaco Lake and surrounding dunes Comment
  UC1069577  Heterotheca grandiflora H. C. Lee 1936-3-18 518 San Luis Obispo 3/4 mi w Verde; Arroyo Grande Quadrangle Comment
  OBI71813  Heterotheca oregona Michael Walgren 2009-8-25 25 San Luis Obispo In Cal Trans hwy 1 right-of -way on inland side of bridge over Arroyo de la Cruz Comment
  UC1285342  Heterotheca oregona var. scaberrima R. F. Hoover 7400 San Luis Obispo 3 mi se Pozo; Salinas River Comment
  SBBG93779  Hieracium argutum S. A. Junak 1990-7-12 4390 San Luis Obispo W Cuesta Ridge, just E of saddle at W end of Cuesta Ridge Botanical Area, on S side of W Cuesta Ridge Rd, ca. 5.6 mi W of US Hwy 101 731 Comment
  OBI15162  Hirschfeldia incana Ernest C. Twisselmann 1954-7-2 1417 San Luis Obispo Temblor Range and Western San Joaquin Valley. Jackson Place: 2 mi S of Grant's Lake, E San Luis Obispo county 533 Comment
  OBI12756  Hoita orbicularis Robert D. Page 1963-10-5 202 San Luis Obispo Near an old beaver dam (3 mi) E of Santa Margarita Comment
  RSA91331  Hoita orbicularis F. W. Peirson 1932-7-4 10242 San Luis Obispo Oceano Comment
  CAS-BOT-BC412720  Hollisteria lanata Alice Eastwood 1926-5-5 13912 San Luis Obispo Cholame Comment
  CAS-BOT-BC95022  Hollisteria lanata R. C. Wenk 2007-4-9 615 San Luis Obispo Carrizo Plain N.M., Swain pasture, along Soda Lake Road, 3.25 mi. E of turnoff to KCL cmpgrd., SW side of road 624 Comment
  SBBG36973  Hollisteria lanata unknown 1895-1 San Luis Obispo Cholame Comment
  OBI42118  Holodiscus discolor David J. Keil, Lynne Dee Oyler 1986-5-21 19521 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  RSA115523  Holodiscus discolor E. C. Twisselmann 1955-7-31 2293 San Luis Obispo Jack Creek at York Mtn, San Luis Obispo County (5miles W of Templeton). 274 Comment
  CDA32403  Hordeum brachyantherum David J. Keil 1999-5-14 s.n. San Luis Obispo Shandon Rest Area on Highway 46, east of Paso Robles. 0 Comment
  CAS-BOT-BC289524  Hordeum brachyantherum subsp. californicum R. F. Hoover 1964-5-11 8781 San Luis Obispo Road to Hi Mt. from Pozo - Arroyo Grande summit Comment
  UC2027481  Hordeum depressum Greg Wilvert 2005-4-25 323 San Luis Obispo Southeast Half of the Caliente Range: 1.1 km SW of Wells Spring. Comment
  SBBG97112  Hordeum marinum subsp. gussoneanum C. F. Smith 1950-5-2 2744 San Luis Obispo Juncus flat near headwaters of Yeguas Crk, Summer Ranch, 5 mi SE of Yeguas Mtn Comment
  OBI28287  Hordeum murinum Rick Frelinger 1982-5-10 10 San Luis Obispo San Luis Crk in Reservoir Cyn, San Luis Obispo Comment
  OBI80776  Hordeum murinum David J. Keil 2015-2-21 32667 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  CAS-BOT-BC289387  Hordeum murinum subsp. glaucum Ernest C. Twisselmann 1954-3-2 844 San Luis Obispo Twisselmann Ranch, Temblor Range and the Western San Joaquin Valley, Eastern San Luis Obispo County 667 Comment
  HSC10219  Hordeum murinum subsp. glaucum W. F. Cartwright 1965-4-16 59 San Luis Obispo 1 mi. S of Baywood on Los Osos Rd. Comment
  UCSB41229  Hordeum murinum subsp. leporinum Cowan, Clark 1975-4-20 San Luis Obispo Edge of Soda Lake, 150 yds. E. of road, 11 mi. SE. of junction with hwy. 58 on Soda Springs Rd,, Carrizo Plain Comment
  OBI21932  Hordeum vulgare S. A. Karlin 1966-3-21 s.n. San Luis Obispo Field on Sherman Way 213 Comment
  OBI20209  Horkelia cuneata David J. Keil 1979-5-26 13087 San Luis Obispo S of San Luis Obispo just S of jctn S. Higuera and US 101 and E along ridgeline Comment
  OBI10088  Horkelia cuneata subsp. cuneata Robert F. Hoover 1959-5-23 8507 San Luis Obispo Low ridgebordering Los Osos valley on NE Comment
  OBI67806  Horkelia cuneata subsp. cuneata Unknown 2003-5-1 SLO- 313 San Luis Obispo Camp San Luis Obispo. NW side of Cerro Romualdo Comment
  UC1392694  Horkelia cuneata subsp. cuneata R. F. Hoover 1969-5-3 11288 San Luis Obispo 4 mi w Nipomo; Hoover Comment
  UCSB21070  Horkelia cuneata var. cuneata Anthony, Jean 1965-2-20 San Luis Obispo 4 miles east of Highway 1 on Tefft Rd., 6 Miles northwest of Santa Maria. 45 Comment
  OBI62958  Horkelia cuneata var. puberula David J. Keil 1992-6-5 23212 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  UC1953185  Horkelia cuneata var. puberula David Keil 2010-7-13 30916 San Luis Obispo Hondonada Road, east of Arroyo Grande. Comment
  HSC91503  Horkelia marinensis Susan H. Bicknell 1988-8-15 San Luis Obispo Montana de Oro State Park, MDO 2 and 3 Comment
  CAS-BOT-BC312552  Hulsea heterochroma R. F. Hoover 1950-5-6 7885 San Luis Obispo La Panza district Comment
  CAS-BOT-BC312547  Hulsea heterochroma Clare B. Hardham; C. Butterworth 1960-6-10 6590 San Luis Obispo Calf Canyon Road south of Creston (Between Creston and Santa Margarita) Comment
  OBI44984  Hypericum perforatum David J. Keil 1984-7-29 18318 San Luis Obispo S of San Luis Obispo along Orcutt Rd, ca 1.5 mi S of jctn with Biddle Ranch rd. Comment
  OBI17679  Hypochaeris glabra Dave Imper 1977-3-21 58 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  SBBG117882  Hypochaeris glabra E. Painter, M. Wetherwax 2003-3-18 CR 391 San Luis Obispo near low water bridge over Nacimiento River; Camp Roberts 162 Comment
  CAS-BOT-BC311473  Hypochaeris radicata R. F. Hoover 1966-9-13 10014 San Luis Obispo Cambria Comment
  CAS-BOT-BC311476  Hypochaeris radicata Clare B. Hardham 1957-11-7 2722 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  UCR134695  Hypochaeris radicata George K. Helmkamp 2003-9-10 8140 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UCSB17140  Hypochaeris radicata Hardham, Clare 1957-11-7 San Luis Obispo Cambria, Santa Lucia Mountains Comment
  OBI78574  Iris pseudacorus Eric Wise 1982-5-6 1452 San Luis Obispo Meadow Ln, City of San Luis Obispo [San Luis Obispo] Comment
  CAS-BOT-BC316745  Isocoma acradenia var. bracteosa Chester Dudley 1935-1-1 s.n. San Luis Obispo San Miguel Comment
  SD41504  Isocoma menziesii var. menziesii Edith A. Purer 1932-8-1 4700 San Luis Obispo Moro Bay sand dunes Comment
  CAS-BOT-BC324705  Isocoma menziesii var. vernonioides R. F. Hoover 1946-8-8 6281 San Luis Obispo North end of Morro Bay Comment
  UCD133433  Isocoma menziesii var. vernonioides W. R. Leverich 1972-10-9 1072 San Luis Obispo San Luis Obispo County: Piedra Blancas Point on the coast, 5 miles north of Cambria. Comment
  CAS-BOT-BC112421  Isolepis carinata R. F. Hoover 1965-5-22 9405 San Luis Obispo Cambria, among pines north of town Comment
  OBI58895  Isolepis carinata David J. Keil 1998-4-2 26529 San Luis Obispo East-West Ranch, Cambria Comment
  OBI78795  Isolepis cernua David J. Keil 2013-9-3 32011 San Luis Obispo Morro Bay State Park. Park Ridge. 25 Comment
  OBI60574  Isolepis cernua Lynne Dee Oyler, C & C Althouse 1990-4-19 1038 San Luis Obispo Nipomo Dunes. OHV area fenced near Maidenform flats Comment
  CAS-BOT-BC340193  Jaumea carnosa Roxana S. Ferris 1953-7-24 12689 San Luis Obispo Oso Flaco Lake, ca. 3 mi. W of State Highway 1 Comment
  CAS-BOT-BC340196  Jaumea carnosa John Thomas Howell 1929-10-13 4503 San Luis Obispo 2 1/2 miles n. of Cambria Comment
  UCD110250  Juglans californica Daniel I. Axelrod 1977-5-15 s.n. San Luis Obispo San Luis Obispo County: Just past (southwest) of BM943, Atascadero Creek, U.S. Highway 466, ca. 3 miles southwest of Atascadero. 304 Comment
  UC1146340  Juncus R. F. Hoover 1947-3-19 6699 San Luis Obispo Oak Park district Oak Park Comment
  OBI21129  Juncus breweri Robert F. Hoover 1967-5-6 10553 San Luis Obispo S of Oso Flaco Lake Comment
  SBBG109780  Juncus bufonius C. B. Hardham 1958-4-30 3095 San Luis Obispo Creston Rd, 6 mi E of Paso Robles Comment
  OBI17754  Juncus bufonius var. bufonius Dave Imper 1977-4-7 108 San Luis Obispo Project location 1 mile SW of Highway 227 on Price Canyon road.; 35.188234 -120.618426 76 Comment
  OBI38067  Juncus bufonius var. bufonius David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18156 San Luis Obispo American Cyn area in La Panza Mts Comment
  OBI59083  Juncus bufonius var. bufonius David J. Keil 1998-5-6 27095 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  OBI79359  Juncus bufonius var. bufonius David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosch, & Taylor Crow 2013-5-2 31675 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. 400 Comment
  JEPS114129  Juncus bufonius var. congestus A. Dilworth, J. Goldzman 1998-4-21 San Luis Obispo SAN LUIS OBISPO CO.: Camp Roberts. 0.5 miles S on tran trail from intersection of Bee Rock and W. Perimeter roads, LCTA Plot 133. Comment
  UCR42649  Juncus bufonius var. congestus E. A. Wise 1984-7-21 2020 San Luis Obispo Arroyo Laguna Site #1, c. 2 km east of the ocean & c. 700 yards east of Hwy 1. 36 Comment
  UC1101006  Juncus lescurii Malcolm A. Nobs and S. Galen Smith 1949-6-23 855 San Luis Obispo ca 4 mi nw Guadalupe; Oso Flaco Lake Comment
  UC842919  Juncus occidentalis Marcus E. Jones, A. M. 1882-5-9 3247 San Luis Obispo San Luis Obispo Comment
  UCD141673  Juncus oxymeris G. F. Hrusa 1987-6-15 5420 San Luis Obispo San Luis Obispo County: Big Falls Canyon. Tributary of Lopez Canyon. Comment
  UCSB17445  Juncus phaeocephalus Hardham, Clare 1959-4-12 San Luis Obispo Cambria; Santa Lucia Mountains Comment
  UCR265991  Juncus usitatus David J. Keil 2015-2-19 32648 San Luis Obispo Cal Poly Campus, between Cerro Vista dorms complex and Village Drive 125 Comment
  OBI6679  Keckiella cordifolia Greg Hassen 1975-6-24 7 San Luis Obispo Poly Cyn, Growing above dump and along Poly cyn Comment
  OBI70765  Keckiella cordifolia George Butterworth 2006-6-22 634 San Luis Obispo Chimineas; Carrizo Cy 2.8 mi N of hwy 533 Comment
  UCR117396  Keckiella cordifolia George K. Helmkamp, E. A. Helmkamp 1995-6-20 95- 2 - San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  OBI51709  Koeleria macrantha R. Mike Arens 1994-4-9 46 San Luis Obispo Calif Polytechnic State Univ Campus.In Poly Cyn near Botanic Garden foot bridge 244 Comment
  OBI66179  Koeleria macrantha D. R. Miller 1998-5-27 598 /694 San Luis Obispo Pine Mt region. Along brush edge at Eagle Point, San Simeon drainage 950 Comment
  OBI54846  Lactuca serriola David J. Keil 1996-9-13 26049 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  UCD133574  Lactuca serriola Ernest C. Twisselmann 1958-8-27 4740 San Luis Obispo San Luis Obispo County: Bitterwater Road at Grant's Lake, eastern part of county. Shandon, CA. 609 Comment
  UC1953247  Laennecia coulteri David Keil 2009-10-11 30660 San Luis Obispo South end of dam at Lake Nacimiento. Comment
  UC1928043  Laennecia coulteri David Keil 1998-10-9 28169 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. Comment
  CAS-BOT-BC332803  Lagophylla ramosissima R. F. Hoover 1965-9-19 9591 San Luis Obispo 2 miles east of Santa Margarita Comment
  CAS-BOT-BC341621  Lagophylla ramosissima Alice Eastwood 1926-5-5 13878 San Luis Obispo Cholame Comment
  CAS-BOT-BC341623  Lagophylla ramosissima R. F. Hoover 1946-9-15 6406 San Luis Obispo Pozo Comment
  OBI80883  Lamarckia aurea David J. Keil 1992-1 22940 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  RSA303572  Lastarriaea coriacea James R. Shevock 1972-4-1 1514 San Luis Obispo Shell Creek, Temblor. 46 Comment
  UCD133653  Lasthenia ferrisiae G. F. Hrusa; S. A. Wagner 1992-4-19 10403 San Luis Obispo San Luis Obispo County: at south end of Soda Lake, Carrizo Plain. Comment
  UCR101011  Lasthenia ferrisiae George K. Helmkamp, E. A. Helmkamp 1998-4-8 3246 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  JEPS35402  Lasthenia ferrisiae W. L. Jepson 1927-4-27 12031 San Luis Obispo Cholame Ranch 335 Comment
  UC1118980  Lasthenia gracilis W. A. Peterson 1937-4-4 656 San Luis Obispo 1 1/2 mi nnw La Panza Ranch; La Panza Quadrangle Comment
  UCD147266  Lasthenia gracilis Diana Hickson; R. Yacoub, A. Klein 2010-3-29 CARR 982 San Luis Obispo San Luis Obispo County: Carrizo Plains, on BLM property east of Chimineas Ranch, just north of Selby Rocks. 698 Comment
  UCD163514  Lasthenia gracilis CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 612 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 846 Comment
  OBI80000  Lathyrus latifolius David J. Keil 2013-6-30 31822 San Luis Obispo See Canyon, ca. 1/4 mile from Avila Road 20 Comment
  OBI82554  Lathyrus latifolius David J. Keil, with Bill Waycott et al. 2015-7-9 33333 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  RSA681279  Lathyrus vestitus Scott D. White, Ken McDonald 2001-5-9 8472 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  SEINET956315  Lathyrus vestitus Carl B. Wolf 1929-1 3629 San Luis Obispo Along the coast, 6 miles north of Morro Bay. 30 Comment
  OBI13245  Lathyrus vestitus var. vestitus Robert F. Hoover 1947-3-1 6631 San Luis Obispo Cambria Comment
  OBI31599  Lathyrus vestitus var. vestitus Joy Nishida 1982-5-8 369 San Luis Obispo American Canyon, 1.2 mi S of campground, near unlocked gate 506 Comment
  OBI31799  Lathyrus vestitus var. vestitus Smeltzer, Turnquist 1982-5-7 108 San Luis Obispo On the NE side of Laguna lake Park Comment
  UCR141946  Lavatera assurgentiflora George K. Helmkamp 2003-12-18 8233 San Luis Obispo Central Coast, Arroyo Grande, Courtland Ave. one block south of Grand Ave. 15 Comment
  CAS-BOT-BC321662  Layia glandulosa Annetta Carter 1940-4-7 1507 San Luis Obispo Palo Prieto Canyon, 3.3 miles SE of Cholame, north end of Temblor Range 487 Comment
  CAS-BOT-BC321667  Layia glandulosa Alice Eastwood 1926-5-5 13898 San Luis Obispo Cholame Comment
  UC1069731  Layia glandulosa H. C. Lee 1936-3-5 454 San Luis Obispo 3/4 mi se of Callender; Arroyo Grande Quadrangle Comment
  CAS-BOT-BC321675  Layia glandulosa W. R. Dudley 1901-4-4 s.n. San Luis Obispo Burnett Creek [label notes Monterey Co. but sheet has been annotated to state the Burnett Creek runs wholly within San Luis Obispo County. Comment
  OBI15840  Layia glandulosa Rimo Bacigalupi, G. T. Robbins & Keith Harrison 1955-5-16 5136 San Luis Obispo Along direct rd from La Panza to Creston, 0.5 mi W of jctn of Commatti cyn rd from Shandon 457 Comment
  SJSU3319  Layia glandulosa C. W. Sharsmith 1962-4-19 6775 San Luis Obispo by Shell Cr, San Juan Cr drainage c. 12 mi S of Shandon 414 Comment
  UCSB12631  Layia glandulosa Haller, John 1961-6-1 San Luis Obispo Adjacent to California State Highway 1, about 3.5 mi. by road N of town of Morro Bay Comment
  UCSB33988  Layia glandulosa Woodbury, Kevin 1978-4-16 San Luis Obispo 6 miles from Guadalupe on Highway 1 north and west to Nipomo Mesa 30 Comment
  CAS-BOT-BC327210  Layia heterotricha Roxana S. Ferris 1935-3-29 9119 San Luis Obispo 16 miles S of Soda Lake on the Maricopa Road, Carriso Plain Comment
  RSA0008486  Layia heterotricha D. D. Keck 1935-4-9 3110 San Luis Obispo Summit of Polonio Pass, 5 miles E. of Cholame, on road to Lost Hills. 579 Comment
  CAS-BOT-BC327488  Layia jonesii R. F. Hoover 1969-4-22 11253 San Luis Obispo San Bernardo Creek E of Morro Bay Comment
  OBI78803  Layia jonesii Michael Walgren 2014-4-15 387 San Luis Obispo Chevron Oil Company property east of Del Mar Park in the City of Morro Bay. 127 Comment
  OBI80310  Layia jonesii Natalie Rossington, Scott Love 2014-4-12 1 San Luis Obispo Reservoir Canyon. About 3/4 mile SE along the trail from parking lot 175 Comment
  OBI48738  Layia jonesii Malcolm G. McLeod 1984-4-4 1384 San Luis Obispo Along Cypress Mtn Rd 0.4 mi from Santa Rita Crk rd Comment
  CAS-BOT-BC327667  Layia munzii Roxana S. Ferris 1935-3-29 9121 San Luis Obispo 16 mi S of Soda Lake on the Maricopa Road, CArriso Plain Comment
  CAS-BOT-BC327675  Layia munzii Alice Eastwood; John Thomas Howell 1937-4-29 4115 San Luis Obispo Carrizo Plain near Soda Lake Comment
  UCR73166  Layia munzii G. Fred Hrusa, S. A. Wagner 1992-4-19 10396 San Luis Obispo S end of Soda lake, Carrizo Plain 589 Comment
  POM220928  Layia munzii Roxana S. Ferris 1935-3-28 s.n. San Luis Obispo Summit of Cholame-Simmler Road about 11 miles north of Simmler Comment
  CAS-BOT-BC372335  Layia pentachaeta Clare B. Hardham 1956-5-5 601 San Luis Obispo R. S. Massey Ranch, Cholame Comment
  CAS-BOT-BC382111  Layia platyglossa Clare B. Hardham 1958-5-13 3286 San Luis Obispo Santa Lucia Mountains; San Bernardo Creek Comment
  UC89216  Layia platyglossa M. M. Miles San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC382113  Layia platyglossa D. E. Breedlove 1962-3-18 1960 San Luis Obispo 2.0 miles west of La Panza on main road to Santa Margarita 502 Comment
  CAS-BOT-BC382116  Layia platyglossa Alice Eastwood 1927-4-9 14383 San Luis Obispo Atascadero Road Comment
  CAS-BOT-BC382119  Layia platyglossa R. W. Summers 1915-5-1 s.n. San Luis Obispo Unspecified Comment
  CAS-BOT-BC382144  Layia platyglossa Ernest C. Twisselmann 1955-5-27 2056 San Luis Obispo La Panza Range; Lower Cammatta Canyon 419 Comment
  POM280675  Layia platyglossa subsp. platyglossa Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria. Comment
  SBBG130669  Lemna gibba D. J. Keil 2001-5-10 29430 San Luis Obispo Bitterwater Rd, Pinole Spring, 10.1 rd mi N from Hwy 58 at site of stone springbox on slope below rd 688 Comment
  RSA332350A  Lemna gibba Wayne P. Armstrong 1985-4-4 1228 San Luis Obispo Marsh at Alamo Creek Bridge on Highway 166 about 10 miles northeast of Santa Maria 213 Comment
  OBI38516  Lemna minor Eric Wise 1982-7-2 1621 San Luis Obispo Oso Flaco Lake Comment
  RSA0028217  Lemna turionifera David J. Keil 2013-8-22 31970 San Luis Obispo Turri Road, just west of junction with unpaved private road (1800 Turri Road). Pond in channel of unnamed tributary of Los Osos Creek. 8 Comment
  SBBG6402  Lepechinia calycina C. B. Hardham 1958-4-10 3040 San Luis Obispo York Mtn Comment
  CAS-BOT-BC88721  Lepidium acutidens Ernest C. Twisselmann 1955-3-22 1745 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southeast shore of Soda Lake, Carrisa Plains. 585 Comment
  OBI69433  Lepidium dictyotum David J. Keil, with Lynne Dee (Oyler) Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30496 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. 655 Comment
  UC1872926  Lepidium dictyotum var. dictyotum David Keil 2001-3-28 29217 San Luis Obispo SE of Cholame along Davis Road, 1 mi SE of California Water Project pipeline corridor. 377 Comment
  RSA0038392  Lepidium draba A. L. Haines 1951-4-29 5130 San Luis Obispo 2 mi. East of Osa Flaca Lake. Comment
  JEPS7457  Lepidium jaredii G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3454 San Luis Obispo about 8 mi se Soda Lake (just e of lowest point in Carrizo Plain); Carrizo Plain 594 Comment
  UC1010764  Lepidium jaredii G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3454 San Luis Obispo about 8 mi se Soda Lake (just e of lowest point in Carrizo Plain); Carrizo Plain 594 Comment
  UC569957  Lepidium nitidum N. K. Carlson 1936-3-18 134 San Luis Obispo 0.6 mi sw Picacho; Arroyo Grande Quad. 99 Comment
  POM93711  Lepidium nitidum Marcus E. Jones 1882-05 s.n. San Luis Obispo [no locality information provided] Comment
  RSA195844  Lepidospartum squamatum E. C. Twisselmann 1967-9-12 13701 San Luis Obispo Otherwise known in the Temblor Range only from the mouth of Palo Prieta Canyon, Choice Valley, fill 0.25 mile NW of the school. 602 Comment
  OBI80753  Leptochloa fusca subsp. fascicularis David J. Keil 1992-10-19 23835 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  UC455681  Leptodactylon californicum I. J. Condit and Ewing 1908-11-14 San Luis Obispo Oceano Comment
  JEPS69835  Leptodactylon californicum W. L. Jepson 1927-4-26 11983 San Luis Obispo about 12 mi below (westerly from) Pozo (near the bridge over the Salinas River); Salinas River Comment
  UC1713711  Leptodactylon californicum Lincoln Constance and Alan A. Beetle 1940-3-22 2531 San Luis Obispo 2 mi ne Pozo (above Pozo Creek, La Panza Range); California Inner Coast Ranges, La Panza Range, Pozo Creek 457 Comment
  OBI79176  Leptosiphon ciliatus David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31262 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 506 Comment
  OBI31408  Leptosiphon ciliatus Joy Nishida, Ginger King and Julie Oxford 1982-5-1 358 San Luis Obispo Amer Cyn campground 536 Comment
  UCSB32969  Leptosiphon parviflorus Patterson, R. 1977-4-13 San Luis Obispo Friis Campground, ca. 2 mi. N of Navaho-La Panza Rd. 213 Comment
  OBI64413  Leptosyne bigelovii David J. Keil 2001-3-28 29206 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI16685  Leptosyne calliopsidea Robert F. Hoover 1958-3-19 8420 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  OBI39114  Leptosyne calliopsidea David J. Keil 1978-3-19 12614 San Luis Obispo E of Calif Valley along hwy 58 in the Temblor range 488 Comment
  OBI54224  Leptosyne calliopsidea George Butterworth 1995-4-15 49 San Luis Obispo Carrizo Plain Natural Area. T31S R21E S 17 NE qtr .6 mi NE of Elkhorn Rd, close to a rd which is 2.2 mi NW of Panorama Rd 808 Comment
  OBI16679  Leptosyne douglasii Robert F. Hoover 1948-4-17 7484 San Luis Obispo Fernandez Crk near N end of la Panza range Comment
  OBI60088  Lessingia glandulifera var. glandulifera George Butterworth 1997-11-3 199 San Luis Obispo T31S, R20E, S32 at Visitor Center, Carrizo Plain Comment
  OBI75279  Lessingia glandulifera var. glandulifera David J. Keil, with George Butterworth 2011-9-23 31104 San Luis Obispo Carrizo Plain. Padrones Road, south of Soda Lake Road near base of Caliente Range 835 Comment
  UC1069811  Lessingia glandulifera var. glandulifera T. M. Hendrix 1939-5-21 1049 San Luis Obispo 2 2/10 mls sse Carrizo Ranch; Branch Mt. Quad. Comment
  CAS-BOT-BC339462  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1955-9-1 2365 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Juan River Valley, 8.6 miles south of Shandon 426 Comment
  CAS-BOT-BC339467  Lessingia glandulifera var. glandulifera W. R. Dudley 1893-12-30 s.n. San Luis Obispo Pecho Mountains, Port Hanford Comment
  SEINET11808169  Lessingia glandulifera var. glandulifera L. P. Janeway 1988-1 2985 San Luis Obispo near Creston Rd (Hwy 229) 0.2 mi N of Calf Cyn Rd (hwy 58) 396 Comment
  OBI15749  Lessingia pectinata var. tenuipes Robert F. Hoover 1965-9-19 9615 San Luis Obispo La Panza district Comment
  OBI15757  Lessingia pectinata var. tenuipes Robert F. Hoover 1946-8-18 6316 San Luis Obispo Fernandez Crk, near N base of La Panza Range Comment
  OBI59237  Lessingia pectinata var. tenuipes G. F. Hrusa, George Butterworth 2000-9-30 15706 San Luis Obispo Carrizo Plain Area. Saucito House area, Bromley pasture Comment
  UC1321292  Lessingia pectinata var. tenuipes R. F. Hoover 1966-10-7 10121 San Luis Obispo at mouth of Chimney Canyon; Cuyama River Comment
  OBI15761  Lessingia tenuis Robert F. Hoover 1969-6-3 11360 San Luis Obispo La Panza rd (hwy 58) just W of Shell Crk Comment
  CDA17717  Leymus pacificus Austin Griffiths 1986-5-27 s.n. San Luis Obispo Morro Bay Region; just S of Great Mound, ca 1 mi. N of path to beach South of Shark Inlet, Morro Bay. Comment
  OBI31283  Limnanthes douglasii Joy Nishida, Melissa Luckow 1983-3-10 559 San Luis Obispo 2.4 mi SE of Pozo Rd jctn with hwy 58 on Pozo rd. SE of Santa Margarita Comment
  UC310456  Limnanthes douglasii subsp. nivea Philip A. Munz 1925-3-24 9224 San Luis Obispo Atascadero 457 Comment
  OBI031330  Linanthus californicus Joy Nishida, Robert Allen 1982-4-10 204 San Luis Obispo American Canyon Campground near stream. Growing above drainage into stream 524 Comment
  RSA355861  Linanthus californicus subsp. tomentosus R. F. Thorne 1968-6-7 37759 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  CDA43180  Linum grandiflorum David J. Keil 1998-6-1 27759 San Luis Obispo Shell Creek area, 0.5 miles N from Hwy 58 along Shell Creek Rd. on east side of road. 0 Comment
  CAS-BOT-BC430581  Lithophragma affine R. F. Hoover 1947-3-26 6738 San Luis Obispo Just south of Price Canyon in burned over area. Comment
  CAS-BOT-BC430583  Lithophragma affine Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Hayries Ranch Comment
  OBI55227  Lithophragma affine Greg Frugoli 1997-4-7 25 San Luis Obispo Black Mtn Rd, La Panza range, Los Padres NF (hwy 58 burn area) 866 Comment
  SBBG107955  Lithophragma cymbalaria C. B. Hardham 1959-4-3 4175 San Luis Obispo between San Antonio and Nacimiento Dam Rds Comment
  UC73124  Lithophragma cymbalaria F. E. Roadhouse 1905-4 177 San Luis Obispo San Luis Obispo Comment
  OBI80201  Logfia filaginoides David J. Keil 1978-3-25 12692 San Luis Obispo Irving Ranch. Comment
  OBI44809  Logfia gallica David J. Keil 1979-7-1 13119 San Luis Obispo Ridge between Prefumo and See Cyns. About 5 mi from jctn of Los Osos Valley red and Prefumo Cyn Rd Comment
  CAS-BOT-BC283242  Lolium multiflorum Clare B. Hardham 1961-5-18 7100 San Luis Obispo The Santa Lucia Mountains. Between Pine Mountain and Rocky Butte Comment
  CAS-BOT-BC269172  Lolium temulentum R. F. Hoover 1964-6-5 8929 San Luis Obispo Ridge west of Upper Lopez Canyon Comment
  RSA0045094  Lomatium californicum LeRoy Gross, Marcel Beffort 2014-5-14 6467 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  SEINET5779548 Image available Lomatium caruifolium Marcus E. Jones 1882-1 3600 San Luis Obispo San Luis Obispo Comment
  SEINET7879183 Image available Lomatium caruifolium C. M. Belshaw 1936-1 1711 San Luis Obispo 1.4 miles SSW of Hollister Pk. Sec. 15 T. 30 S., R. 11 Comment
  OBI80937  Lomatium dasycarpum Joseph Prohoroff, Dean Craig, Dennis Fennessy, Margaret Barreto 2015-4-26 3 San Luis Obispo Irish Hills, Bog Thistle Trail Comment
  OBI81665  Lomatium dasycarpum Tracey Call, Viola Call 1962-5-21 2137 San Luis Obispo Under oaks in level area, 5 miles South of Atascadero Comment
  UC76381  Lomatium dasycarpum subsp. dasycarpum Miss M. Alice King 1895-1 San Luis Obispo Arroyo Grande Comment
  RSA141035  Lomatium dasycarpum subsp. dasycarpum Clare B. Hardham 1960-5-12 5679 San Luis Obispo Bee Rock Comment
  OBI37960  Lomatium utriculatum David J. Keil, Rhonda Riggins, Richard A. Pimentel, D. R. "Doc' Miller 1985-4-27 18627 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  UC311241  Lomatium utriculatum Philip A. Munz 1926-4-9 10231 San Luis Obispo Morro Comment
  OBI81532  Lomatium utriculatum Tracey Call, Viola Call 1963-6-2 2193 San Luis Obispo In loamy gully 2 miles south of Atascadero Comment
  OBI78819  Lonicera hispidula David J. Keil 2013-9-3 32004 San Luis Obispo Morro Bay State Park. Park Ridge. Canet Trail at crossing of small, unnamed drainage 109 Comment
  SBBG48477  Lonicera hispidula L. W. Edge 1974-6-11 458 San Luis Obispo Santa Rita Cyn Rd Comment
  CAS-BOT-BC240580  Lonicera hispidula Clare B. Hardham 1959-6-8 4764 San Luis Obispo Santa Lucia Mountains. Northeast slope of Cypress Mt. Comment
  UC1125253  Lonicera interrupta A. D. Gifford 1937-6-4 825 San Luis Obispo 6 1/8 mi s Huerhuero School; Pozo Quadrangle Comment
  SBBG42019  Lonicera involucrata var. ledebourii H. M. Pollard 1968-6-7 San Luis Obispo margin of Oso Flaco Lake Comment
  UCR223629  Lonicera involucrata var. ledebourii A. C. Sanders 2011-2-21 38732 San Luis Obispo Central Coast, Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  OBI54142  Lonicera subspicata David J. Keil 1995-4-15 24915 San Luis Obispo Shell Creek Rd, ca. 1/2 mi N of jctn with California rte 58 Comment
  CAS-BOT-BC200961  Lotus L. R. Abrams 1937-7-30 13724 San Luis Obispo Cambria Comment
  OBI3496  Lotus corniculatus Lynch 1971-5-15 21 San Luis Obispo Cal Poly campus. 20 ft from shore of Drumm lake Comment
  UCR18653  Lotus formosissimus Eugene Cardiff 1979-5-13 s.n. San Luis Obispo Central Coast, Cambria, within 100 yards of the ocean. 0 Comment
  HSC91519  Lotus humistratus Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  JEPS55913  Lotus salsuginosus W. L. Jepson 1927-5-30 12160 San Luis Obispo w end Cuyama Valley 457 Comment
  SEINET3131520  Lotus salsuginosus var. salsuginosus R. W. Summers 1885-6-4 sn San Luis Obispo Avila Comment
  RSA167497  Lotus strigosus var. strigosus Robert F. Thorne, Percy C. Everett, K. Thorne 1963-4-18 31475 a San Luis Obispo Ca. 4 miles S of Cholame. 488 Comment
  SEINET7062893  Lotus wrangelianus A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.6 miles east of Arroyo Grande on Huasna Road. (WGS84/NAD83). UTM Zone 10, 733380mE, 3891140mN. 195 Comment
  UC1129233  Lotus wrangelianus N. K. Carlson 1936-3-25 224 San Luis Obispo 2.9 mi wnw Cerro Romauldo; San Luis Obispo Quad. 182 Comment
  UCR61718  Lupinus George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI3746  Lupinus albifrons Elizabeth Rudd 1971-3-30 214 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI75347  Lupinus albifrons Thomas Burrows 1980-5-17 65 San Luis Obispo Reservoir Cyn 152 Comment
  UC1129307  Lupinus albifrons H. C. Lee 1937-4-15 833 San Luis Obispo 1 mi s Paso Robles; Paso Robles Quadrangle Comment
  CAS-BOT-BC195743  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1937-4-29 4130 San Luis Obispo Carrizo Plain near Painted Rock Comment
  CAS-BOT-BC195746  Lupinus albifrons var. albifrons Ernest C. Twisselmann 1953-4-2 275 San Luis Obispo McMillan Ranch: Phelps Hill; 9 miles south of Cholame Comment
  CAS-BOT-BC195753  Lupinus albifrons var. albifrons R. F. Hoover 1949-5-12 7668 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  CAS-BOT-BC195756  Lupinus albifrons var. albifrons Alice Eastwood 1939-4-1 18916 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  CAS-BOT-BC195760  Lupinus albifrons var. albifrons Marcus E. Jones 1882-5-6 3236 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC201603  Lupinus albifrons var. albifrons Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  POM350150  Lupinus albifrons var. albifrons Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  CAS-BOT-BC195749  Lupinus albifrons var. albifrons R. F. Hoover 1947-3-16 6677 San Luis Obispo Unspecified Comment
  CAS-BOT-BC201601  Lupinus albifrons var. albifrons Clare B. Hardham 1961-4-17 6836 San Luis Obispo Pine Mt. north of Cambria 914 Comment
  CAS-BOT-BC201609  Lupinus albifrons var. albifrons Roxana S. Ferris 1929-4-13 7519 San Luis Obispo Foot of the Cuesta Grade Comment
  CAS-BOT-BC196039  Lupinus albifrons var. collinus Ralph N. Philbrick 1965-1-29 B 6562 San Luis Obispo Serrano Canyon, north bank of Stenner Creek, 1.3 miles east of highway Comment
  CAS-BOT-BC196208  Lupinus albifrons var. douglasii L. R. Dice 1911-4-1 s.n. San Luis Obispo Pismo Comment
  OBI51227  Lupinus arboreus Jan Barber 1994-4-17 150 San Luis Obispo San Simeon State Park Comment
  SBBG107923  Lupinus arboreus C. B. Hardham 1960-6-17 6180 San Luis Obispo Cambria Comment
  CDA17724  Lupinus arboreus Austin Griffiths 1987-4-5 18085 San Luis Obispo Central Coast; Along W. El Campo Rd. approaching South Halcyon Rd. 0 Comment
  RSA125210  Lupinus arboreus var. arboreus P. A. Munz 1957-5-17 22592 San Luis Obispo Peninsula west of Morro Bay. Comment
  RSA648319  Lupinus arboreus var. arboreus Glen Lowe 1981-6-15 s.n. San Luis Obispo Vandenberg Air Force Base, Umbra Road near MOD III Lake. 30 Comment
  OBI12950  Lupinus benthamii Robert F. Hoover 1950-6-2 7972 San Luis Obispo Agua Escondido camp Comment
  OBI39170  Lupinus bicolor F. A. Lindholm 1971-4-8 129 San Luis Obispo 6 mi N of Cayucos 518 Comment
  OBI80871  Lupinus bicolor David J. Keil 2015-2-14 32619 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  RSA0072105  Lupinus bicolor Daisie Huang 2006-4-13 06041335 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  UC1129375  Lupinus bicolor W. A. Peterson 1937-4-2 657 San Luis Obispo 1.5 mi nnw La Panza Ranch; La Panza Quad. 518 Comment
  UC201928  Lupinus bicolor G. C. Barton 1897-3-27 17 San Luis Obispo Paso Robles Comment
  UC57454  Lupinus bicolor J. H. Barber 1899-3-26 San Luis Obispo Paso Robles Comment
  SFV8465  Lupinus bicolor C. Mankinen 1969-4-19 37 San Luis Obispo Highway 101 at junction with Huey Road, north of Paso Robles. Comment
  UCSB46816  Lupinus bicolor Swanson, D. 1978-4-21 San Luis Obispo Hwy. 1 near Nipomo Mesa; 5 miles north of Santa Maria 30 Comment
  RSA695547  Lupinus bicolor subsp. microphyllus D. W. Taylor 1995-4-6 14782 San Luis Obispo Cholame Valley ( ca. 1 mile E of Cholame), Davis Road 0.45 mile S of jct of Hwy 41, 50 meters N of a lone Quercus lobata 351 Comment
  RSA133544  Lupinus bicolor subsp. umbellatus Clare B. Hardham 1959-4-22 4277 San Luis Obispo Santa Rita Canyon. W of Templeton. Santa Lucia Mtns. Comment
  SBBG17721  Lupinus cervinus R. F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mtn above San Simeon Comment
  CAS-BOT-BC215435  Lupinus cervinus R. F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mountain above San Simeon Comment
  UCSB31486  Lupinus chamissonis Clark, Sharon 1978-4-21 San Luis Obispo 1 mile south of Callender Road; on Route 1 22 Comment
Read comments
Sep 18 2015
  RSA0065410  Lupinus chamissonis A. Griffiths Jr., Margaret E. Griffiths 1970-10 5693 San Luis Obispo Oceano. Southeast of Arroyo Grande Creek mouth. Comment
  SD56798  Lupinus chamissonis Darley F. Howe 1963-5-19 3496 San Luis Obispo 3.0 miles east of west entrance to Los Padres National Forest, on #466. 305 Comment
  OBI79708  Lupinus concinnus David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31376 San Luis Obispo San Luis Range (Irish Hills). Ruda Road 482 Comment
  RSA113143  Lupinus concinnus subsp. concinnus Roxana S. Ferris 1955-5-23 12796 San Luis Obispo 2.3 miles southeast of Geneseo School (E branch of Huerhuero Creek) on road to Creston. Comment
  OBI26412  Lupinus formosus var. robustus David J. Keil 1980-9-21 14227 San Luis Obispo 2 mi NNW of hwy 58 along Creston-O'donovan rd Comment
  UC1392782  Lupinus ludovicianus R. F. Hoover 1969-5-3 11301 San Luis Obispo upper Arroyo Grande Comment
  JEPS87098  Lupinus ludovicianus Teresa Sholars, Barbara Ertter, Rhonda Riggins 1987-4-12 641 San Luis Obispo Arroyo de La Grande area e Arroyo Grande (on High Mt. Rd., Upper Lopez Canyon intersection and mi se); Arroyo de La Grande area e of Arroyo Grande Comment
  OBI53010  Lupinus ludovicianus Carl Wishner 1993-5-13 2136 San Luis Obispo Santa Lucia Mts, Santa Margarita Ranch, approx 1/2 mi WSW of Pozo Rd from BM 1138, near Fivemile Bridge and Las Pilitas Rd intersection, Santa Margarita Qual T29s, R13E, SE quarter of SW quarter of sect 35 (interpolated) 366 Comment
  UCD108750  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1173 San Luis Obispo San Luis Obispo County: Los Padres National Forest. Thirtyfive Canyon Rd. 2.7 mi S intersection to Branch Mtn., 0.6 mi NE junction with Agua Escondido Rd. Comment
  OBI12886  Lupinus microcarpus var. horizontalis Robert F. Hoover 1952-4-19 8123 San Luis Obispo N side of lower Cuyama Valley Comment
  RSA659097  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 11389 San Luis Obispo Wash at base of Crocker Canyon, Hurricane Rd. and Co. Rd. 285. W side of Temblor Range. Comment
  RSA659098  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1138 San Luis Obispo Head of Crocker Canyon, Hurricane Rd., 0.9 mi NE jct. with Co. Rd. 285. West side of Temblor Range. Comment
  CDA27520  Lupinus microcarpus var. microcarpus R. Riggins 1978-5-6 1144 San Luis Obispo Huerhuero-La Panza Road 0.2 mile northwest of Highway 58. 0 Comment
  CDA27528  Lupinus microcarpus var. microcarpus R. Riggins 1978-4-28 1142 San Luis Obispo Along Camatti Canyon Road paralleling Shell Creek at Highway 58. 0 Comment
  CDA27530  Lupinus microcarpus var. microcarpus R. Riggins 1978-4-28 1140 San Luis Obispo Wash at base of Crocker Canyon, Hurricane Road and County Road 285. West side of Temblor Range. 0 Comment
  OBI12851  Lupinus microcarpus var. microcarpus A. Ahmad 1963-2-2 29 San Luis Obispo 2 mi E San Luis Obispo Comment
  OBI48426  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1142 San Luis Obispo Along Camatti Cyn Rd paralleling Shell Crk at hwy 58 Comment
  OBI48436  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1145 San Luis Obispo Roadside, hwy 41 at entrance to Circle N Ranch 0.7 mi E Cripple Creek Rd, 8.9 mi E Templeton Rd Comment
  JEPS65384  Lupinus nanus W. L. Jepson 1941-4-17 20255 San Luis Obispo Arroyo Grande Comment
  SBBG110255  Lupinus nanus C. B. Hardham 1962-4-16 8991 San Luis Obispo Pozo, Hi Mtn Comment
  UCR161101  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-6-12 9660 San Luis Obispo South Central Coast Range, Along Calif. Highway 229 (road to Creston), 5.5 mi N of Calif. Highway 58; beside West Branch of Huerhuero Creek 363 Comment
  UCSB43324  Lupinus nanus Leifer, Laura 1982-4-23 San Luis Obispo Nipomo Mesa, 6 miles northwest on Highway 1 from Guadalupe, 6 feet from east side of road 30 Comment
  SEINET10874189  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2326 San Luis Obispo 1 mi s of atascadero. Comment
  CAS-BOT-BC8303  Lupinus nipomensis Alice Eastwood; John Thomas Howell 1937-4-23 3875 San Luis Obispo Nipomo Mesa Comment
  RSA585609  Lupinus ruber D. A. Young, F. L. Johnson, Arline Young 1992-6-17 ROB- 0066 San Luis Obispo 0.5 km SE of Deer Trail Road on W Perimeter Road. Comment
  UCSB17071  Lupinus succulentus Vernand, Ramona 1963-4-7 San Luis Obispo 6.1 mi. NW of U.S. Highway 101 on Los Osos Road, about 5.8 mi. NW of San Luis Obispo Comment
  OBI78147  Lupinus truncatus Russell Gorman 1956-4-6 45 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  RSA0018919  Luzula comosa var. comosa David J. Keil, Mike Walgren, Lisa Andreano 2012-5-15 31342 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant). 240 Comment
  OBI66996  Luzula macrantha D. R. Miller 1994-4-19 494 -215 San Luis Obispo Pine Mt. Region, Alamaden trail, Pico creek drainage. 841 Comment
  OBI20213  Lysimachia arvensis Ann McBeth 1979-4-25 14 San Luis Obispo 4 mi N of Pismo Beach Comment
  OBI10718  Lysimachia latifolia Robert F. Hoover 1964-5-12 8804 San Luis Obispo Upper Lopez Cyn Comment
  CDA15209  Lythrum hyssopifolia G. F. Hrusa 1998-7-21 14747 San Luis Obispo South Coast Ranges; base of bank along Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Comment
  OBI36946  Lythrum hyssopifolia Eric Wise 1981-7-27 989 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  OBI15725  Madia elegans Robert F. Hoover 1965-9-7 9533 San Luis Obispo Santa Lucia Range, Santa Rita Crk W of Templeton Comment
  UCR160756  Madia elegans George K. Helmkamp, E. A. Helmkamp 2005-6-12 9633 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  UC455511  Madia exigua E. P. Unangst 1906-5-9 899 San Luis Obispo Oak Park Comment
  RSA0021620  Madia radiata Greg Wilvert 2005-4-23 299 San Luis Obispo 1.3 km NW of Lawson Spring. 876 Comment
  OBI15735  Madia sativa Robert F. Hoover 1964-6-13 9098 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  UC1321246  Madia sativa R. F. Hoover 1966-9-16 10038 San Luis Obispo 3 mi n Santa Margarita Comment
  UCR118183  Madia sativa George K. Helmkamp, E. A. Helmkamp 2000-9-2 5979 San Luis Obispo Irish Hills, See Canyon (S portion), c. 1.8 mi north of San Luis Bay Drive (N of Avila Beach) 91 Comment
  OBI32348  Madia sativa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15935 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  OBI35400  Madia sativa Helen Jones 1982-8-7 95 San Luis Obispo Piedras Blancas Point, N of main road behind foredune. Next to the fence on hwy 1 Comment
  RSA69280  Maianthemum racemosum subsp. amplexicaule Margaret Stason 1930-4-14 8938 San Luis Obispo Near Templeton Comment
  CAS-BOT-BC204182  Malacothamnus jonesii Chester Dudley 1927-6-1 s.n. San Luis Obispo Indian Creek, La Panza Mts. Comment
  OBI12354  Malacothamnus jonesii Robert F. Hoover 1947-6-16 6177 San Luis Obispo Near summit of La Panza range on road Comment
  CAS-BOT-BC216166  Malacothamnus palmeri R. F. Hoover 1955-6-14 8356 San Luis Obispo Forks of San Simeon Creek, among disintegrating serpentine rock Comment
  CAS-BOT-BC216163  Malacothamnus palmeri Clare B. Hardham 1956-8-3 1254 San Luis Obispo 7X Ranch 670 Comment
  JEPS26417  Malacothamnus palmeri var. palmeri Winifred Davis 1931-11-23 San Luis Obispo Cambria Comment
  UC639007  Malacothamnus palmeri var. palmeri B. E. and H. J. Miossi 1940-8-4 266 San Luis Obispo 5 mi up San Simeon Creek road (on banks of San Simeon Creek); San Simeon Creek 76 Comment
  UCR121777  Malacothrix californica George K. Helmkamp 2002-4-20 7451 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  OBI55278  Malacothrix clevelandii David J. Keil, with Kathleen A. Keil 1998-5-26 27461 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  OBI15662  Malacothrix glabrata Robert F. Hoover 1948-4-17 7475 San Luis Obispo San Juan River S of Shandon Comment
  RSA0027842  Malacothrix glabrata Greg Wilvert 2005-4-1 82 San Luis Obispo Southeast half of the Caliente Range: North edge of range. 759 Comment
  JEPS16763  Malacothrix incana Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-24 4325 San Luis Obispo about 5 mi s Oceano (nw of Oso Flaco Lake, immediately back of ocean beach) Comment
  OBI31854  Malacothrix incana Robert J. Rodin 1956-5-29 6083 San Luis Obispo S end of Morro Bay Comment
  RSA145577  Malacothrix incana E. R. Blakley 1960-7-2 3502 San Luis Obispo Beach west of Oso Flaco Lake 6 Comment
  UCR134379  Malacothrix incana George K. Helmkamp 2003-9-26 8171 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  CAS-BOT-BC347850  Malacothrix saxatilis var. commutata Alma Sweet 1919-1-1 s.n. San Luis Obispo Templeton Comment
  OBI55270  Malacothrix saxatilis var. commutata David J. Keil 1998-8-24 28000 San Luis Obispo 3.3 road miles E of Alamo Creek Rd. along Hwy 166. 256 Comment
  CAS-BOT-BC347897  Malacothrix saxatilis var. tenuifolia Ernest C. Twisselmann 1964-7-3 9704 San Luis Obispo Mt. Springs Canyon, 1 mile west of Paso Robles 304 Comment
  OBI56425  Malva arborea Phil Ashley 1999-2-10 s.n. San Luis Obispo Morro Bay. W facing embankment at E end of dirt parking lot on E side of rd on Morro Bay Embarcadero in main business section of shops and restaurants Comment
  CAS-BOT-BC206676  Malva assurgentiflora Marcus E. Jones 1930-2-2 26541 San Luis Obispo Marine Station, Laguna Comment
  CAS-BOT-BC206679  Malva assurgentiflora Ernest C. Twisselmann 1955-10-1 2433 San Luis Obispo Pismo Beach, marsh at south town limits. 3 Comment
  OBI58267  Malva nicaeensis Austin P. Griffiths 1987-4-29 s.n. San Luis Obispo Weeds of California. Oceano Comment
  OBI23262  Malva parviflora Andrew Rybak 1972-8-27 5 San Luis Obispo Cal Poly campus, San Luis Obispo Comment
  OBI54435  Marah fabacea Matthew Arterburn 1997-3-14 15 San Luis Obispo 1.3 mi on Red Hills Rd off hwy 58 Comment
  OBI72231  Marah fabacea Anthony Baniaga, Theo Fitanides 2010-1-30 12 San Luis Obispo Tierra Redonda Mtn BLM ACEC 365 Comment
  SBBG38501  Marah fabacea E. C. Twisselmann 1969-4-24 15197 San Luis Obispo Santa Ysabel Ranch, E side of Salinas River 5 mi S of Paso Robles 228 Comment
  OBI57569  Marah fabacea David J. Keil 1998-5-13 27223 San Luis Obispo Just E of intersection of La Panza Rd. & Hwy 58 Comment
  RSA80544  Marah fabacea Roxana S. Ferris, R. Bacigalupi 1951-3-31 12366 San Luis Obispo Near Old Creek Ranch on Old Creek-Santa Rita Canyon Road between Cayucos and Templeton. Comment
  CAS-BOT-BC8165  Mariposa clavata var. pallida Robert Francis Hoover 1955-6-30 8362 San Luis Obispo Summit of La Panza Range. Polo Simmler road. Also seen on both east and wet slopes of range. Comment
  OBI70122  Marrubium vulgare Bernard Miossi 1939-8-21 167 San Luis Obispo In an orchard near crk bank 1 mi N of San Luis Obispo along hwy 101 61 Comment
  OBI73550  Maytenus boaria David J. Keil 2010-7-22 30924 San Luis Obispo San Luis Obispo. Along San Adriano Street between Prefumo Canyon Road and Descanso Street. 60 Comment
  UC1285172  Medicago lupulina R. F. Hoover 1953-5-28 8323 San Luis Obispo Lopez Canyon Comment
  OBI12804  Medicago polymorpha Jim Heaston 1955-10-9 19 San Luis Obispo Cal Poly SLO Comment
  OBI36960  Medicago polymorpha Eric Wise 1982-4-29 1415 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI56461  Medicago polymorpha David J. Keil, with V. L. Holland 1999-4-27 28262 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  OBI60659  Medicago polymorpha Larry Kelly, David J. Keil 1988-10-1 251 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI17590  Medicago polymorpha Penelope Blackmer 1973-4-5 15 San Luis Obispo Between Penn ck and fence which marks W border of Bio Reserve Comment
  CDA43353  Medicago praecox David J. Keil, Matt Ritter, Dan Sinton, et al. 2012-4-12 31264 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road. Comment
  UC1953177  Medicago praecox David Keil with Kathleen Keil 1999-7-8 28374 San Luis Obispo William Randolph Hearst Memorial State Beach, San Simeon. Comment
  CDA20535  Medicago truncatula G. Butterworth 2005-4-27 s.n. San Luis Obispo South Coast Ranges; Chimineas Ranch. 762 Comment
  CAS-BOT-BC271192  Melica Clare B. Hardham 1969-5-28 17198 A San Luis Obispo NE slopes of Red Mt., San Simeon Cr. Comment
  OBI65840  Melica californica D. R. Miller 1994-5-13 594 -358 San Luis Obispo Pine Mt Region, growing along road edge on 'Coles rd in the 'escarpment' area; Marmolejo crk drainage 914 Comment
  OBI3837  Melica imperfecta Elizabeth Rudd 1971-5-23 282 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI46279  Melica imperfecta David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18084 San Luis Obispo Nipomo Mesa. Big coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake Rd, 3.6 mi from jctn with State hwy 1 Comment
  OBI58405  Melica imperfecta G. F. Hrusa 1993-5-2 11100 San Luis Obispo Black Butte Research Natural Area; W face of main ridge, approx 1/2 mi N of Mt. Lowe 600 Comment
  SBBG109260  Melica imperfecta C. B. Hardham 1956-5-5 712 San Luis Obispo Peachy Cyn W of Paso Robles Comment
  UCD147163  Melica imperfecta Rachelle Boul; M. Gogol-Prokurat, G. Butterworth, D. Hickson 2008-4-22 CARR 113 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 721 Comment
  UCD87827  Melica imperfecta Beecher Crampton 1964-5-18 6970 San Luis Obispo San Luis Obispo County: 5.2 miles south of Creston. Comment
  CAS-BOT-BC281668  Melica imperfecta Ernest C. Twisselmann 1969-4-24 15208 San Luis Obispo Santa Ysabel Ranch, E side of the Salinas River 5 miles S of Paso Robles 228 Comment
  UC333552  Melica imperfecta unknown 5439 San Luis Obispo near San Luis Comment
  CAS-BOT-BC264270  Melica torreyana Clare B. Hardham 1961-5-15 7039 San Luis Obispo Los Burros Creek, SW of Jolon 304 Comment
  CDA42264  Melilotus indicus G. F. Hrusa, M. Pitcairn 2015-4-13 18612 San Luis Obispo Carrizo Plain; Carrizo Plain. N. end. Side of Sprague Rd. a continuation of 7 Mi. Rd. 685 Comment
  UC2026937  Mentha X rotundifolia David J. Keil 2010-11-10 30948 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and arroyo Grande south of intersection of Ormonde Road with Price Canyon Road Comment
  RSA128078  Mentha pulegium Clare B. Hardham 1958-9-17 3847 San Luis Obispo Santa Rita Creek, west of Templeton Comment
  UC771635  Mentha spicata R. F. Hoover 1946-9-14 6378 San Luis Obispo near Santa Margarita (Trout Creek); Trout Creek Comment
  OBI58175  Mentha spicata David J. Keil 1998-9-4 28085 San Luis Obispo Garden Farms area. Santa Margarita Creek N of Santa Margarita, W of El Camino Real bridge, just S of Santa Margarita Rd. Comment
  OBI12489  Mentzelia affinis Robert F. Hoover 1952-4-10 8115 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  UCR136625  Mentzelia affinis F. W. Peirson 1929-5-18 8404 San Luis Obispo Upper Cuyama Valley 427 Comment
  UCR19595  Mentzelia affinis F. W. Peirson 1929-5-18 8404 San Luis Obispo Upper Cuyama Valley 427 Comment
  CDA11514  Mentzelia micrantha G. F. Hrusa 1995-5-28 12298 San Luis Obispo Cuesta Ridge, east side US 101. Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  OBI12450  Mentzelia pectinata Eben McMillan 2005-5-5 103 San Luis Obispo Red Eagle Mine 1 mi E 12 mi S Shandon Comment
  OBI12458  Mentzelia pectinata Robert F. Hoover 1947-3-30 6834 San Luis Obispo Fernandez Crk on La Panza-Shandon Rd Comment
  CAS-BOT-BC167661  Mentzelia veatchiana R. F. Hoover 1950-4-2 7790 San Luis Obispo West edge of Carrizo Plain. West of Simmler Comment
  UCSB39884  Micranthes californica Shaw, J. 1982-4-2 San Luis Obispo 5 miles east of Highway 58 on Pozo Road 457 Comment
  SBBG126122  Microseris campestris D. Keil with C. Clark 1999-4-17 26776 San Luis Obispo Carrizo Plain, N of Soda Lake in vicinity of intersection of Belmont Trail and Clarksburg Rd Comment
  UCD78285  Microseris douglasii Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4630 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  JEPS35301  Microseris douglasii subsp. douglasii R. F. Hoover 1950-4-21 7844 San Luis Obispo s Toro Creek (between Morro Bay and Cayucos) Comment
  UC1584629  Microseris douglasii subsp. douglasii Dean Wm. Taylor with Roy E. Buck 1989-3-21 10179 San Luis Obispo 0.2 mi e junction of Soda Lake Road with Simler Road (s end of Soda Lake, on a low ridge forming the e rim of the s arm of the lake (Painted Rock 7 1/2 quad, 1959 edition)); Carrizo Plain, Soda Lake, Painted Rock Quad. 585 Comment
  CAS-BOT-BC349010  Microseris douglasii subsp. douglasii K. L. Chambers 1956-4-27 1023 San Luis Obispo Cuyama Valley; hwy. 166, 5.0 mi. w. of Cottonwood Creek bridge over Cuyama River Comment
  RSA161111  Microseris lindleyi D. Bates 1960-5-14 2416 San Luis Obispo 0.4 miles above Routzahn County Park Comment
  OBI27758  Mimetanthe pilosa David J. Keil 1980-9-21 14241 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  UCR266016  Mimulus aurantiacus Jill MacIntyre 1986-7-16 07 San Luis Obispo Cuesta Ridge West, top of ridge with view of San Luis Obispo and Morro Bay 671 Comment
  OBI56860  Mimulus aurantiacus Steven A. Junak 1990-7-12 4388 San Luis Obispo Santa Lucia Mts: W Cuesta Ridge, in saddle at W end of Cuesta ridge Botanical Area, on N side of W Cuesta Ridfge Rd (USFS Road #29S11.3), ca. 5.6 mi W of hwy 101 725 Comment
  OBI45262  Mimulus aurantiacus var. aurantiacus Francis X. Villablanca 1986-5-17 1 San Luis Obispo 1/2 mi S of Ardath ST, and 1/4 mi E of the end of Pineridge Comment
  RSA648487  Mimulus aurantiacus var. aurantiacus Mary D'Arche 1981-4-19 81 -5 San Luis Obispo Cambria, CA 1 mi N on Exeter St 15 Comment
  OBI25063  Mimulus aurantiacus var. grandiflorus David J. Keil, Dirk Walters 1980-4-26 13847 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI9545  Mimulus aurantiacus var. grandiflorus Robert F. Hoover 1948-5-22 7538 San Luis Obispo Summit on road from Paso Robles to Adelaida Comment
  OBI47499  Mimulus aurantiacus var. pubescens David J. Keil, Rhonda Riggins 1984-4-26 18218 San Luis Obispo 0.4 mi N of Rinconada Mine Comment
  UC943836  Mimulus aurantiacus var. pubescens H. E. McMinn 1947-5-25 5545 San Luis Obispo ca. 9.8 mi e Santa Margarita (on road to Pozo, through gate near old shack) 396 Comment
  JEPS116417  Mimulus aurantiacus var. puniceus D. H. Wilken with E. Painter, T. Wardlaw, R. Muller 2006-4-28 16282 San Luis Obispo West side of State Hwy 1, ca. 0.3 km S of Arroyo de la Cruz. Comment
  UCR40841  Mimulus cardinalis E. A. Wise 1981-6-27 730 San Luis Obispo Alamo Creek near Twitchell Res. 212 Comment
  RSA141046  Mimulus fremontii var. fremontii Clare B. Hardham 1960-5-5 5615 San Luis Obispo Pine Mt. Comment
  SBBG7009  Mimulus guttatus C. B. Hardham 1958-5-28 3404 San Luis Obispo San Marcos Crk, Chimney Rock Ranch Comment
  OBI39706  Mimulus guttatus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, and Richard Pimentel 1982-5-8 15978 San Luis Obispo 5.5 mi E of jctn with Santa Rosa Crk rd on dirt rd leading to Cypress mtn via Steiner Crk. 2.4 mi W of Warrens' cabin (at base of mtn) Comment
  CAS-BOT-BC174575  Minuartia californica E. McMillan 1952-3-23 17 San Luis Obispo [Navajho] Navajo Ridge. Red Hill 1 mi. E. and 2 mi. S. Cammatta Ranch Comment
  OBI19557  Minuartia douglasii Robert F. Hoover 1947-3-23 6717 San Luis Obispo Rinconada Mine Comment
  OBI72638  Mirabilis laevis var. crassifolia Mark Graham, Angela Holbrook 2002-2-24 23 San Luis Obispo On W facing cliff 15 ft from edge towards the ocean at Pirate's Cove at end of Cave Landing Rd in Avila Beach 24 Comment
  RSA0026068  Mirabilis laevis var. crassifolia H. C. Lee 1936-3-10 466 San Luis Obispo 2 miles NNW of Camp Hill. 229 Comment
  UC570342  Mirabilis laevis var. crassifolia H. C. Lee 1936-3-10 466 San Luis Obispo two miles NW of Camp Hill 228 Comment
  CDA34855  Modiola caroliniana David J. Keil 2009-9-26 30644 San Luis Obispo San Luis Obispo; southern outskirts of town. Tank Farm Road near Farm Supply store. Comment
  RSA25672  Monardella crispa Carl B. Wolf 1941-7-10 10973 San Luis Obispo 2.5 miles (airline) east of Oso Flaco Lake, or between the CA Hwy 1 and S.P.R.R. 30 Comment
  RSA83355  Monardella crispa F. W. Peirson 1920-7-29 2226 San Luis Obispo 1 mile south of Pismo Beach. Comment
  SEINET10895143  Monardella frutescens A. Graff 1993-7-10 Graff 176 San Luis Obispo Big Coreopsis Hill, on stabilized dunes overlooking Little Oso Flaco Lake (opposite side than Monardella crsipa, on unstable dunes). Need permission from the Nature Conservancy to collect. Locally patchy, with Rhamnus californica, Coreopsis gigantea, Eriogonum parvifolium, Leptodactylon californicum, Lupinus chamissonis, Toxicodendron diversilobum, Pteridium aquilinum var. pubescens, Carpobrotus chilensis, Conicosia pugioniformis, Achillea millefolium, Dudleya lanceolata, Pholisma arenarium (one parasitic on Monardella frutescens), Silene lacinata spp. major. End of bloom. Comment
  CAS-BOT-BC220377  Monardella palmeri Peter H. Raven 1951-6-13 2974 San Luis Obispo Pozo - Santa Margarita Comment
  RSA140079  Monardella palmeri Clare B. Hardham 1960-6-17 6146 San Luis Obispo Santa Lucia Mountains; head of San Carpoforo Comment
  RSA518399  Monardella palmeri Steven A. Junak 1990-7-26 4424 San Luis Obispo Santa Lucia Mountains; N slope of W Cuesta Ridge in Cuesta Ridge Botanical Area, 0.4 miles NW of Peak 2478 at SW end of mine excavation along abandoned mine road which intersects W Cuesta Ridge Road 4 miles W of Hwy 101 659 Comment
  CAS-BOT-BC220190  Monardella sinuata subsp. sinuata Ernest C. Twisselmann 1955-10-1 2428 San Luis Obispo Sand dunes at the south end of Morro Bay 4 Comment
  UCR13783  Monardella sinuata subsp. sinuata George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  RSA43013  Monardella undulata Robert F. Hoover 1947-7-16 7304 San Luis Obispo Price Canyon Comment
  OBI53904  Monardella undulata subsp. undulata Arthur W. Hazebrook 1992-11-14 171 San Luis Obispo Nipomo dunes Complex, Big Coreopsis Hill, trl adj to riparian corridor Comment
  CDA11537  Monardella villosa subsp. obispoensis G. F. Hrusa, D. Ragan 1995-6-2 12366 San Luis Obispo Black Butte Research Natural Area; SW slope of Peak 1 (Radio Facility 2). Comment
  SBBG93773  Monardella villosa var. obispoensis S. A. Junak 1990-7-12 4398 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, ridge S of first high voltage tower E of W Cuesta Ridge Rd 716 Comment
  SBBG120317  Monolopia lanceolata C. F. Smith 1992-4-10 12294 San Luis Obispo Russell Ranch Gate on rd to Caliente Pk, N side of Cuyama River, near oil fields and Chalk Mtn Comment
  UCD40590  Monolopia lanceolata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-27 1555 San Luis Obispo San Luis Obispo County: Along Hwy 166, 2 road miles east of the junction of Hwy 33 and 166, just east of the town of Cuyama. 822 Comment
  RSA247112  Monolopia lanceolata Gary D. Wallace 1966-4-2 281 San Luis Obispo Crocker Springs Road, Crocker Canyon in the Temblor Range. 2 miles past oil fields, 13 miles NW of Taft and south of McKittrick. 945 Comment
  UCSB44334  Monolopia lanceolata Brownwell, K. 1979-4-14 San Luis Obispo On Route 166, 200 feet east of Route 33; east side of Sierra Madre Mountains 792 Comment
  SBBG109646  Monolopia stricta C. B. Hardham 1958-4-28 3143 San Luis Obispo Carissa Plains Comment
  CAS-BOT-BC349678  Monolopia stricta H. D. Ripley; R. C. Barneby 1941-4-27 3291 San Luis Obispo About Soda Lake, Carrizo Plains [Plain] 670 Comment
  HSC91689  Morella californica Susan H. Bicknell 1988-11-22 San Luis Obispo Montano de Oro MDO 9 Comment
  SBBG1266  Morella californica C. B. Hardham 1958-10-11 4027 San Luis Obispo Cambria Comment
  CAS-BOT-BC109019  Mucronea californica R. F. Hoover 1946-6-29 6203 San Luis Obispo Atascadero. Comment
  OBI50324  Mucronea californica Tawney Odegard 1985-7-20 44 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  OBI80008  Mucronea californica David J. Keil, with V. L. Holland 2013-6-7 31791 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  CAS-BOT-BC109054  Mucronea californica Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5233 San Luis Obispo Parkhill Road, 5.7 miles east of Santa Margarita. 365 Comment
  RSA491714  Mucronea californica James L. Reveal, Rose Broome, Clare B. Hardham 1987-6-18 6480 San Luis Obispo Along Los Osos Valley Road, 0.2 mile NW of the entrance to Montana de Oro State Park at the western end of San Luis Range south of Morro Bay and SW of Baywood Park. 76 Comment
  UC1136044  Mucronea perfoliata N. H. French 1937-4-3 918 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  OBI10916  Mucronea perfoliata Robert F. Hoover 1953-5-17 8318 San Luis Obispo Head of "Skunk Well" cyn . Temblor Range Comment
  RSA139887  Mucronea perfoliata Clare B. Hardham 1960-5-21 5848 San Luis Obispo Black Mountain, Highland District Comment
  CAS-BOT-BC508571  Muilla maritima R. F. Hoover 1967-3-5 10244 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC508573  Muilla maritima R. F. Hoover 1947-3-30 6839 San Luis Obispo West edge of Carrizo Plain west of Simmler Comment
  CAS-BOT-BC508576  Muilla maritima Alice Eastwood; John Thomas Howell 1937-4-23 3886 A San Luis Obispo Nipomo Mesa Comment
  SEINET11261150  Myoporum laetum Robert L. Johnson 2015-7-29 4030 San Luis Obispo Growing on sea cliff between Wilmar Ave and Harbor View Ave, Pismo Beach.; 0 12 Comment
  CDA34870  Myoporum laetum David J. Keil 1999-4-16 28249 San Luis Obispo Edge of coastal salt marsh at mouth of Old Creek, Cayucos. 0 Comment
  UCSB34474  Myosurus minimus Smith, D. San Luis Obispo California valley Comment
  OBI10595  Myosurus minimus subsp. apus Robert F. Hoover 1967-4-8 10384 San Luis Obispo Carrizo plain near N end of Soda Lake Comment
  SD71128  Myosurus minimus var. apus R. F. Hoover 1947-3-30 6853 San Luis Obispo 1 mile south of Simmler, Carrizo Plain, in depressiona of the alkaline plain Comment
  UC1334634  Myrica californica Austin Griffiths Jr. 1967-9-4 5390 San Luis Obispo ca. 1 mi. s. Oceano Beach Comment
  OBI35055  Myriophyllum spicatum Eric Wise 1981-8-9 1065 San Luis Obispo Lopez Lake Comment
  RSA0103357  Nama californica Robert F. Hoover 1952-5-24 8209 San Luis Obispo Caliente Ridge. On summit ridge west of peak. Comment
  SBBG104500  Nassella cernua F. L. Johnson, E. A. Young 1993-5-25 ROB 610 San Luis Obispo ca. 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  SBBG97091  Nassella lepida D. A. Young, S. Junak, T. Ayers 1989-4-27 1983 San Luis Obispo near the E end of the Cuesta Botanical area (Chaparral Rd), below TV antennas Comment
  CAS-BOT-BC259999  Nassella lepida Clare B. Hardham 1969-5-28 17192 San Luis Obispo Red Mountain, San Simeon Creek Comment
  CAS-BOT-BC65032  Nasturtium gambelii Robert F. Hoover 1947-8-2 7345 San Luis Obispo Near Small Twin Lake, S of Arroyo Grande. Comment
  CAS-BOT-BC60484  Nasturtium officinale Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-6-23 851 San Luis Obispo Oso Flaco Lake, ca. 4 miles northwest of Guadalupe. Comment
  CAS-BOT-BC60485  Nasturtium officinale Mark A. Elvin; LynneDee Althouse 2006-5-25 4919 San Luis Obispo Central Coastal Foothills. Above Arroyo Grande. Old Oak Park Road, across from 1620. 99 Comment
  OBI37242  Nasturtium officinale Eric Wise 1981-6-15 585 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  UCR216938  Nasturtium officinale Mark A. Elvin, Joanna Iwanicha 2009-6-30 6376 San Luis Obispo Central Coast, north of Guadalupe, upper Oso Flaco Creek at junction with Oso Flaco Lake Rd., near RR tracks 14 Comment
  POM147848  Navarretia atractyloides J. B. Feudge 1927-6-29 1742 San Luis Obispo Creston. 274 Comment
  RSA0040004  Navarretia hamata subsp. parviloba LeRoy Gross, Marcel Beffort 2014-5-14 6461 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  UC1023815  Navarretia hamata subsp. parviloba R. F. Hoover 1947-5-11 7159 San Luis Obispo Price Canyon Comment
  OBI73019  Navarretia mellita David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25425 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  UC106830  Navarretia mellita E. Palmer, M. D. Jul 1876 410 San Luis Obispo n of San Luis Obispo; Coast Range Comment
  SBBG117971  Navarretia mitracarpa E. Painter, M. Wetherwax 2000-5-18 CR 108 San Luis Obispo above Nacimiento River, near Boundary Rd; Camp Roberts 180 Comment
  SBBG117513  Navarretia prostrata E. Painter, M. Wetherwax 2000-4-21 CR 50 San Luis Obispo both sides of Rd C-25, N of Tower Rd; Camp Roberts 250 Comment
  SEINET10873444  Nemacladus gracilis Hardham 1962-5-10 HARDHAM 10 -087 San Luis Obispo Intersection of Shell Creek and Cammatta Road, east of Creston Comment
  SEINET10906115  Nemacladus ramosissimus Hoover HOOVER 8043 San Luis Obispo Stony Creek, in sandy soil in burned area Comment
  OBI20976  Nemacladus secundiflorus Robert F. Hoover 1947-4-2 6859 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  SEINET10461002  Nemacladus secundiflorus Hardham 1957-5-26 HARDHAM 1967 San Luis Obispo Intersection of Parkhill Road and Creston-Santa Margarita Road Comment
  UC29180  Nemacladus secundiflorus W. H. Brewer 1861-5-3 549 San Luis Obispo Mountains along Nacimiento R. Comment
  OBI20992  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi 1955-5-23 5184 San Luis Obispo E Branch of Huerhuero Crk, along rd from Geneseo School to Creston, 1/7 mi S of Genesseo School 323 Comment
  UC564183  Nemophila menziesii Roxana S. Ferris 1935-3-29 9100 San Luis Obispo two mi s Simmler; Carriso Plain, s of Simmler Comment
  UCSC000577  Nemophila menziesii Randall Morgan 1989-4-1 s.n. San Luis Obispo 3 mi. E. and 12 mi. S. of Shandon Shandon - Shell Creek Comment
  RSA713429  Nemophila menziesii var. menziesii Daisie Huang 2006-3-19 60319 -3 San Luis Obispo roadside of 58-E, east of 101. Sunny flat, gravelly soil. 492 Comment
  UCR161935  Nemophila menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2005-3-1 8986 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  OBI72620  Nemophila menziesii var. menziesii Andy Dollahite, Matt Paradis and Kelli Allred 2002-3-3 9 San Luis Obispo 1/2 mi from Little Falls crk trailhead off Upper Lopez cyn Rd 240 Comment
  POM249048  Nemophila menziesii var. menziesii Lincoln Constance 1938-4-10 2086 San Luis Obispo In ravine at north edge of Paso Robles, Salinas River Valley. 198 Comment
  RSA8325  Nemophila menziesii var. menziesii I. L. Wiggins 1932-3-21 5821 San Luis Obispo Hillsides between Bitterwater Valley and Carisa Plains. Comment
  OBI80437  Nemophila pedunculata David J. Keil 1985-3-16 s.n. San Luis Obispo Los Osos - Baywood Park area. Vicinity of intersection of South Bay Blvd. and Turri Road and southeastward. 20 Comment
  OBI75499  Nemophila pedunculata Jenner Whitt 2003-4-18 60 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  OBI59800  Nicotiana glauca George Butterworth 1997-7-20 142 San Luis Obispo 30 ft S of Soda lake Rd, 0.6 mi E of KCL 680 Comment
  SEINET3928712  Nicotiana glauca Holly Dickson, Megan Healy; Caroline Butler 2011-11-7 2 San Luis Obispo Cal Poly Campus, Poly Canyon Road about 50 yards from the gate on the left side of the road. About 5 feet off the side of the road on a slight incline.; 0 76 Comment
  OBI78647  Nicotiana quadrivalvis E. Cypher, W. Stevens, K. Lenington 1993-5-20 San Luis Obispo Agave Road, T11N, R26W, Sec 8, NEQ. Carrizo Plain Natural Area. Comment
  UC1128066  Oemleria cerasiformis B. Bolt 1936-2-3 563 San Luis Obispo 1 mi sse Sycamore Canyon; San Luis Obispo Quad. 182 Comment
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Apr 21 2015
  UC57517  Oemleria cerasiformis J. H. Barber 1900-5-1 San Luis Obispo Santa Lucia Mts. Comment
  UC555685  Oemleria cerasiformis H. L. Mason 1923-6-22 533 San Luis Obispo Summit Cuesta Grade Comment
  OBI37364  Oenanthe sarmentosa Eric Wise 1982-6-25 1584 San Luis Obispo Black Lake Cyn. In willow mire about 1 mi E of hwy 1 Comment
  OBI11887  Oenothera deltoides Eben McMillan 1952-4-30 72 San Luis Obispo Commatra Crk, 12 mi S, 3 mi E Shandon. 2 locations covering 1/4 acre Comment
  OBI11866  Orobanche bulbosa Robert F. Hoover 1947-5-9 7133 San Luis Obispo Middle Branch of Huerhuero Crk, N of Wells Corner Comment
  CAS-BOT-BC500164  Orobanche fasciculata Ernest C. Twisselmann 1969-5-7 15226 San Luis Obispo Temblor Range and Western San Joaquin Valley: Palo Prieta Canyon 563 Comment
  UC27857  Orobanche parishii Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  RSA647561  Orthocarpus purpurascens P. M. Harthill 1972-4-15 s.n. San Luis Obispo Morro Bay. Comment
  CLARK-A1528-4774  Oryzopsis miliacea John C. Roos, Lucille Roos 1953-11-29 6043 San Luis Obispo San Luis Obispo 91 Comment
  OBI82472  Osmorhiza berteroi David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33543 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  OBI66079  Osmorhiza berteroi D. R. Miller 1994-4-7 494 -173 San Luis Obispo Pine Mtn Region. At Egeberg Ranch, near red gate, San Simeon crk drainage 518 Comment
  OBI27558  Oxalis corniculata Melinda Doud 1976-5-29 80 San Luis Obispo Baywood Park 6 Comment
  OBI30931  Oxalis latifolia David J. Keil 2010-10-18 30931 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. 60 Comment
  OBI80395  Oxalis pes-caprae Sydney Anderson 2015-1-30 1 San Luis Obispo Strother Park, Arroyo Grande. 36 Comment
  CAS-BOT-BC318234  Packera breweri Mrs. L. Seitz 1927-4-25 s.n. San Luis Obispo Atascadero Comment
  UCD133488  Packera breweri G. F. Hrusa 1992-3-24 10359 San Luis Obispo San Luis Obispo County: along Highway 46, approx. 6 miles E of Paso Robles. Comment
  JEPS31199  Packera breweri Ernest C. Twisselmann 1962-4-29 7023 San Luis Obispo n side of Salt Canyon; Temblor Range, Western San Joaquin Valley, Choice Valley Hil 586 Comment
  OBI11848  Paeonia californica Aart C. DeVos 1963-3-31 49 San Luis Obispo Poly Cyn, alongside of rd Comment
  UC659342  Paeonia californica Lincoln Constance, Alan A. Beetle 1940-3-22 2532 San Luis Obispo above Pozo Creek (2 mi ne of Pozo); Inner Coast Ranges, La Panza Range 457 Comment
  OBI51891  Pallenis maritima P. Ashley s.n. San Luis Obispo Campus of California Polytechnic State University Comment
  SEINET11261328  Panicum miliaceum Robert L. Johnson 2015-7-30 4039 San Luis Obispo Near terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. Just north of Shamel Community Park.; 0 2 Comment
  OBI65735  Panicum miliaceum D. R. Miller 1994-7-13 794 .502 San Luis Obispo Pine Mt Region. Around W corner of Chappelka's main house fl beds. On Ridge Rd, upper Pico crk drainage 914 Comment
  OBI66496  Papaver californicum Mindy Wilkinson 1995-4-14 s.n. San Luis Obispo Santa Lucia Mts. W Cuesta Grade in aftermath of Sept 1994 hwy 41 fire Comment
  OBI4438  Papaver somniferum Robert J. Rodin 1968-6-14 8304 San Luis Obispo At foot of Cuesta Grade 2.5 mi N of City of San Luis Obispo Comment
  OBI8721  Parietaria hespera Robert F. Hoover 1947-3-16 6668 San Luis Obispo Coast just S of Monterey Co line Comment
  SBBG95536  Parietaria hespera var. hespera D. Keil 1983-4-23 16932 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  CAS-BOT-BC175595  Parnassia palustris E. R. Blakley 1956-11-7 B- 1991 San Luis Obispo Cypress Mtn., Santa Lucia Mtns. 609 Comment
  OBI22083  Paspalum dilatatum Robert F. Hoover 1947-7-20 7322 San Luis Obispo Oceano Beach Comment
  OBI64602  Paspalum distichum David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28690 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI7388  Passiflora caerulea B. Sullivan 1976-6-2 93 San Luis Obispo Along Madona Rd near San Luis Obispo crk (Caltrns bldg), San Luis Obispo Comment
  UC1285296  Pectocarya anisocarpa R. F. Hoover 1947-4-4 6883 San Luis Obispo w side Cottonwood Pass Comment
  POM96048  Pectocarya anisocarpa P. A. Munz 1926-4-8 10179 San Luis Obispo 35 miles east of Paso Robles Comment
  RSA10466  Pectocarya penicillata Doris K. Kildale 1929-4-13 7120 San Luis Obispo Salinas River, 5 miles N of Paso Robles. Comment
  UCSB15053  Pectocarya penicillata Breedlove, Dennis 1962-3-24 San Luis Obispo 5.5 miles south of Shandon 365 Comment
  UCSB15059  Pectocarya penicillata Breedlove, Dennis 1962-3-29 San Luis Obispo Western edge of Carrizo Plain; 1.7 miles west of north edge of Soda Lake; on Turkey Camp Well Road 655 Comment
  OBI20885  Pectocarya setosa Robert F. Hoover 1947-4-4 6877 San Luis Obispo W side of Cottonwood Pass Comment
  JEPS27031  Pedicularis densiflora Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7412 San Luis Obispo headwaters of Las Tablas Creek (on northeastern flank of Cypress Mountain); Cypress Mountain 731 Comment
  OBI71676  Pellaea andromedifolia David J. Keil 1988-7-2 20859 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  CAS-BOT-BC69230  Pellaea andromedifolia Clare B. Hardham 1957-12-29 2843 San Luis Obispo Black Mountain - Highland District Comment
  SEINET269524 Image available Pellaea andromedifolia G. Helmkamp 1994-5-18 91 -12 San Luis Obispo Alamo Canyon 7 miles east of US 101 on CA 166 then 4 miles north (generally northeast of Twitchell reservoir) 213 Comment
  SEINET3872922  Pellaea andromedifolia Merlyne Prescott 1969-4-4 133 San Luis Obispo In Poly Canyon.; 0 Comment
  CAS-BOT-BC71460  Pellaea mucronata R. F. Hoover 1946-11-24 6565 San Luis Obispo Hill above Salinas River opposite Pilitas Creek Comment
  OBI43663  Peltandra virginica Eric Wise 1982-6-10 1509 San Luis Obispo Sinton Sycamore Reservoir on Shell Crk Rd 8.9 mi N of hwy 58 Comment
  OBI49948  Peltandra virginica Eric Wise 1982-6-10 1509 San Luis Obispo Sinton Sycamore Reservoir on Shell Crk Rd 8.9 mi N of hwy 58 Comment
  POM280688  Penstemon centranthifolius Henry J. Ramsey, Henry J. Ramsey 1940-4-20 572 San Luis Obispo Near Paso Robles Comment
  SBBG117793  Penstemon centranthifolius E. Painter, M. Wetherwax 2001-5-16 CR 245 San Luis Obispo creekbed leading to Nacimiento River, along W Perimeter Rd between Boy Scout and Generals Rds; Camp Roberts Comment
  RSA43196  Penstemon heterophyllus subsp. australis Robert F. Hoover 1947-5-30 7228 San Luis Obispo Husana River just below confluence of Arroyo Seco. Comment
  OBI56733  Pentachaeta alsinoides David J. Keil 1998-6-1 27555 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI60688  Pentachaeta alsinoides David J. Keil 1993-4-10 s.n. San Luis Obispo Shell Crk rd just N of hwy 58 Comment
  OBI16790  Pentachaeta exilis Robert F. Hoover 1947-3-23 6728 San Luis Obispo Fernandez Crk, near N end of La Panza Range Comment
  OBI80290  Pentagramma triangularis Jordan Collins 2014-11-17 5 San Luis Obispo Near the Cal Poly campus in San Luis Obispo along Poly Canyon Road. Comment
  UC74909  Pentagramma triangularis subsp. triangularis Mrs. R. W. Summers San Luis Obispo Comment
  CAS-BOT-BC73706  Peritoma arborea var. globosa Ernest C. Twisselmann 1954-6-12 1351 San Luis Obispo Temblor Range and the Western San Joaquin Valley, Southern Temblor Mountains - Canyon 2.6 miles S of West Crocker Grade 701 Comment
  UC2026938  Persicaria punctata David J. Keil 2010-11-10 30949 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and arroyo Grande south of intersection of Ormonde Road with Price Canyon Road Comment
  POM69843  Petunia parviflora Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo. Comment
  RSA423801  Petunia parviflora Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo. Comment
  RSA201659  Phacelia affinis Robert F. Hoover 1952-5-24 8210 San Luis Obispo Calinte Mountain. Summit ridge west of peak. Comment
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Jul 24 2013
  OBI58194  Phacelia cicutaria var. hispida David J. Keil 1998-4-9 26671 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI74466  Phacelia cicutaria var. hispida David J. Keil 2010-6-5 30853 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center Comment
  OBI47508  Phacelia cicutaria var. hispida David J. Keil 1986-5-2 19358 San Luis Obispo Cuesta Ridge East. Turnoff to rd to radio facility of Mt. Loew on Cuesta Ridge rd ca 4 mi from jctn with US Rte 101 671 Comment
  RSA607294  Phacelia ciliata D. D. Keck, Jens Clausen 1935-4-10 3141 San Luis Obispo East side of Soda Lake, Carrizo Plains. 610 Comment
  RSA151027  Phacelia ciliata Peter H. Raven 1962-3-24 16962 San Luis Obispo 6.8 miles east of Templeton on road to Shandon. Comment
  UCSC000587  Phacelia ciliata I. J. Condit 2010-3-31 s.n. San Luis Obispo Carrisa Plains Comment
  OBI13822  Phacelia cryptantha Ernest C. Twisselmann 1955-4-6 1820 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Crocker Spring Cyn, 9.2 mi NW of Fellows 762 Comment
  OBI47708  Phacelia cryptantha David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19232 San Luis Obispo SW flank of Temblor Range. T31S, R21E NW corner sect 17 and SW corner sect 8. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn rd and N 0.25 mi to gate on unnamed dirt rd 792 Comment
  OBI51796  Phacelia distans R. Mike Arens 1994-3-12 19 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical garden foot bridge 152 Comment
  OBI77448  Phacelia distans George Butterworth 2005-4-13 569 San Luis Obispo Chimineas. Carrizo Cyn rd Comment
  POM147154  Phacelia distans Alice Eastwood 1927-4-8 14345 San Luis Obispo Nipoma Mesa. Comment
  POM73553  Phacelia distans Marcus E. Jones 1882-5-8 s.n. San Luis Obispo San Luis Obispo. Comment
  UC1069258  Phacelia distans G. T. Nordstrom 1937-4-24 1134 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quadrangle Comment
  SJSU7528  Phacelia distans L. S. Rose 1961-4-15 61044 San Luis Obispo San Marcos Cr 8 mi SE of Nacimiento Dam 335 Comment
  OBI53486  Phacelia douglasii Arthur W. Hazebrook 1991-4-19 9 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized duens approx. 30 m up from riparian corridor that runs E-W along the NE facing side of the Hill Comment
  OBI58204  Phacelia egena David J. Keil 1998-4-28 26939 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI66972  Phacelia egena D. R. Miller 1994-5-5 594 .315 San Luis Obispo Pine Mt Region. Along crk edge at Corral Meadow mouth; Pico crk drainage 899 Comment
  OBI13764  Phacelia grisea Robert F. Hoover 1950-6-21 7996 San Luis Obispo Rocky Butte lookout station, Santa Lucia mts Comment
  RSA523183  Phacelia grisea David J. Keil 1986-4-8 19110 San Luis Obispo Fire Ecology class trip to BLM land on east side of Santa Margarita Lake. Comment
  RSA659225  Phacelia grisea David J. Keil, R. Riggins 1987-5-11 20145 San Luis Obispo Cuesta Ridge east, along road to radio facility N of Mt. Lowe, ca. 0.35 miles from Cuesta Ridge road and 4 miles from US 101. 732 Comment
  UC1285033  Phacelia imbricata R. F. Hoover 1964-5-13 8855 San Luis Obispo South Fork of Old Creek Comment
  SFV3022  Phacelia malvifolia L. Constance, R. F. Hoover 1950-6-21 s. n. San Luis Obispo South Coast Ranges Santa Lucia Range. Northwest slope of Pine Mountain. 1067 Comment
  CAS-BOT-BC154390  Phacelia ramosissima var. montereyensis R. F. Hoover 1964-8-14 9254 San Luis Obispo Jack Lake Comment
  JEPS1350  Phacelia ramosissima var. montereyensis William S. Cooper 1925-8-21 168 San Luis Obispo Oso Flaco Lake Comment
  RSA699776  Phacelia ramosissima var. subsinuata Keith E. Hoffmaster 1935-7-3 s.n. San Luis Obispo Oceano. Comment
  UC338218  Phacelia tanacetifolia J. G. Lemmon 1887-1 San Luis Obispo Comment
  RSA140490  Phacelia viscida Clare B. Hardham 1960-4-30 5553 San Luis Obispo Peachy Canyon Comment
  UC463328  Phacelia viscida Roxana S. Ferris 1929-4-13 7536 San Luis Obispo above ocean between San Luis Obispo and Pismo Comment
  SEINET8753993 Image available Phalaris aquatica Richard R. Halse 2015-1 9355 San Luis Obispo San Simeon, just north of the Motel 6 at 9070 Castillo Drive 17 Comment
  SEINET8941649  Phalaris aquatica R. R. Halse 2015-1 9355 San Luis Obispo San Simeon, just N of the Motel 6 at 9070 Castillo Drive. 17 Comment
  OBI28133  Phalaris aquatica Rick Frelinger 1982-4-30 23 San Luis Obispo Coon Crk in Perfumo Cyn, San Luis Obispo Comment
  OBI5599  Phalaris californica Sharon Jochums 1974-5-18 198 San Luis Obispo S of Arroyo de la Cruz W of Hwy 1 Comment
  UCD89260  Phalaris minor Chas R. Schenck 1927-6-28 s.n. San Luis Obispo San Luis Obispo County: San Luis Obispo. Comment
  POM262120  Phalaris minor I. L. Wiggins 1929-4-13 3480 San Luis Obispo 5 miles north of Pismo Beach Comment
  CAS-BOT-BC94941  Phlox gracilis R. C. Wenk 2007-4-8 612 San Luis Obispo Carrizo Plain N.M., Caliente Ridge, along trail to peak, past old trailer camp 1310 Comment
  SJSU4044  Pholisma arenarium H. T. Harvey 1965-6-29 374 San Luis Obispo Baywood Park, Morro Bay 36 Comment
  JEPS116469  Pholistoma auritum Alice Le Duc 1999-4-28 396 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI19840  Pholistoma auritum var. auritum Walter F. Chesebro 1979-3-10 128 San Luis Obispo Indian Knob. 2.5 mi from last gate on Davenport Crk rd Comment
  RSA648340  Phoradendron villosum David B. Dunn, Shogo Yamaguchi 1947-12-31 3599 San Luis Obispo 30 miles N of Paso Robles along Hwy 101. Comment
  CAS-BOT-BC452064  Phyllospadix torreyi Ernest C. Twisselmann 1967-4-27 12910 San Luis Obispo Point 2.9 miles south of Piedras Blancas Point. Comment
  JEPS60961  Physalis philadelphica Ernest C. Twisselmann 1969-11-15 16336 San Luis Obispo 5 mi s Paso Robles; Salinas River 182 Comment
  OBI68244  Pickeringia montana David J. Keil 2004-5-14 30303 San Luis Obispo Santa Lucia Mountains. East of Cuesta Grade near Mt. Lowe repeater station Afewabove0 Comment
  OBI31178  Pickeringia montana var. montana Julie M. Vanderweir 1979-9-12 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI12773  Pickeringia montana var. montana Robert F. Hoover 1959-5-9 8495 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  SD25202  Pickeringia montana var. montana Frank F. Gander 1939-5-15 7541 San Luis Obispo Los Padres National Forest, near La Panza Public Camp Comment
  UCR246619  Pinus attenuata B. A. Smith 1966-4-3 005 San Luis Obispo 4 mi east of Hwy 101 on Cuesta Ridge Trail 75 Comment
  UC338315  Pinus coulteri J. G. Lemmon 1887-5-1 San Luis Obispo Cresta San Luis Obispo Mts., Cresta Comment
  CAS-BOT-BC78825  Pinus monophylla R. F. Hoover 1952-11-1 8276 San Luis Obispo Caliente Mt. Comment
  SBBG24321  Pinus radiata M. Van Rensselaer 1950-3-12 San Luis Obispo Cambria Pines Comment
  MACF019829  Pinus radiata Michael C. Bondello 1975-4-20 1 San Luis Obispo Baywood Park pier, 3 mi. south of Morro Bay 60 Comment
  OBI83468  Pinus sabiniana Sophia Micheletti, James Vogul, Tricia Navigato, Wylie Hughs, Sarah Maloney 2017-1-21 1 San Luis Obispo Riconada Trail, Santa Maria. Follow the trail to the right of the parking lot up until it veers left and and continue across the creek (approx. 5 minutes) Facing out towards view. 316 Comment
  OBI22713  Pinus sabiniana Neil Havlik 1967-4-16 22 San Luis Obispo 8 mi E of Santa Margarita, along State hwy 58 Comment
  OBI75176  Piperia David J. Keil, with Matt Ritter, Ken Haggard, et al. 2011-3-22 30986 San Luis Obispo Upper eastern slope of Santa Lucia Mountains. Tributary of Tassajara Canyon north of San Luis Obispo. Comment
  SBBG107752  Piperia elongata C. B. Hardham 1960-6-17 6300 San Luis Obispo Cambria Comment
  OBI75708  Piperia elongata D. R. Miller, E. A. Appel 2011-8-21 811 .99 San Luis Obispo Fiscalini Ranch Preserve, Cambria Comment
  RSA332778  Piperia michaelii George Henry Grinnell 1930-5-29 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC254438  Piptatherum miliaceum Clare B. Hardham 1958-7-20 3755 San Luis Obispo Santa Lucia Mountains. Coon Creek, York Mountain W of Templeton Comment
  OBI66754  Pittosporum undulatum David J. Keil, with V. L. Holland 2000-9-6 29105 San Luis Obispo San Luis Obispo. Hillside above end of Lizzie Street near La Loma adobe Comment
  UCD147064  Plagiobothrys acanthocarpus Rachelle Boul; T. Keeler-Wolf,A. Klein,D. Hickson,T. Johnson 2008-3-14 CARR 19 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains; the stand borders the main road of Soda Lake. 577 Comment
  SBBG123214  Plagiobothrys bracteatus D. Keil 1998-5-6 27082 San Luis Obispo Buena Vista Drive, 1 mi N of Hwy 46 Comment
  SDSU20778  Plagiobothrys canescens Michael G. Simpson, Matt Ritter, David Keil, Heath Bartosh 2013-5-2 3737 San Luis Obispo Avenales ranch. 425 Comment
  OBI62781  Plagiobothrys canescens Eben McMillan 1952-4-30 75 San Luis Obispo Commatta Crk, 13 mi S 4 mi E Shandon Comment
  OBI79388  Plagiobothrys canescens David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31641 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  SBBG123216  Plagiobothrys canescens D. Keil 1998-4-14 26711 San Luis Obispo near Adobe trailhead, 6.3 mi NE of jct of Tepusquet Cun Rd and Hwy 166, N of Cuyama River Comment
  RSA750842  Plagiobothrys leptocladus R. F. Thorne, P. Everett 1963-4-18 31489 San Luis Obispo Across from Twisselman Ranch House, ca. 8.2 miles SSE of Cholame 518 Comment
  SBBG95290  Plagiobothrys nothofulvus F. A. Lindholm 1971-4-8 139 San Luis Obispo 6 mi N of Cayucos 487 Comment
  OBI31271  Plagiobothrys nothofulvus Joy Nishida, Melissa Luckow 1983-3-10 546 San Luis Obispo American Cyn. 1.8 mi S of Amer Cyn campground 506 Comment
  UCSB39432  Plagiobothrys nothofulvus Fritzke, Sue 1980-4-25 San Luis Obispo On east side of East Cuesta Ridge Rd.; 2.2 miles up from U.S. 101 609 Comment
  UC1284984  Plagiobothrys scriptus R. F. Hoover 1949-4-21 7620 San Luis Obispo on La Panza road 18 mi e Creston Comment
  UC1392675  Plagiobothrys shastensis R. F. Hoover 1968-4-6 11003 San Luis Obispo La Panza road 18 mi s Creston Comment
  OBI54449  Plagiobothrys tenellus Matthew Arterburn 1997-3-14 9 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  OBI42205  Plagiobothrys trachycarpus David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19455 San Luis Obispo Santa Margarita Ranch. Ca. 5 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1986 Comment
  UC206167  Plagiobothrys trachycarpus L. Jared 1822-3-4 San Luis Obispo Estrella , Estrella (South Coast Ranges) Comment
  OBI64102  Plagiobothrys undulatus David J. Keil 2002-4-4 29789 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 deg. N, 120.6199 deg. W 305 Comment
  CDA16140  Plantago elongata G. F. Hrusa 1999-3-16 14931 San Luis Obispo Carrizo Plain; Carrizo Plain, immediately S of Washburn Ranch. 609 Comment
  OBI53174  Plantago erecta David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21499 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  POM97534  Plantago erecta P. A. Munz 1926-4-9 10239 San Luis Obispo Morro Comment
  OBI36835  Plantago lanceolata Eric Wise 1981-6-26 707 San Luis Obispo Arroyo laguna. 15.2 mi S of Monterey Border Comment
  OBI36857  Plantago major Eric Wise 1982-6-25 1562 San Luis Obispo Pismo State Beach, Oceano campground. Also known as "Dune Lake" by Mason, or Oceano Lagoon by others Comment
  CDA6614  Plantago major R. K. Oishi 1998-11-15 53 San Luis Obispo Off Bramsen Road in California Polytechnic State University San Luis Obispo, by Poly Creek, 200 meters from Crops Unit. Comment
  SBBG1169  Platanthera dilatata var. leucostachys C. B. Hardham 1959-6-8 4758 San Luis Obispo E side of Cypress Mtn Comment
  SBBG34885  Platystemon californicus Mrs. R. W. Summers 1888-4-29 San Luis Obispo Templeton Comment
  UCD96025  Platystemon californicus A. A. Beetle Date unknown s.n. San Luis Obispo San Luis Obispo County. Comment
  CAS-BOT-BC91968  Platystemon californicus Alice Eastwood; John Thomas Howell 1936-5-8 2299 San Luis Obispo 3 miles east of Pozo. Comment
  CAS-BOT-BC91989  Platystemon californicus R. F. Hoover 1968-4-16 11024 San Luis Obispo Cuyama River at Gypsum Canyon bridge, north side of river. Comment
  OBI64554  Plectritis ciliosa David J. Keil 2001-3-28 29228 San Luis Obispo Palo Prieto Canyon along Bitterwater Road, 4.8 miles southeast of junction with Highway 46 Comment
  SBBG69559  Plectritis ciliosa subsp. ciliosa M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  RSA67565  Plectritis ciliosa subsp. insignis Philip A. Munz 1951-4-12 16287 San Luis Obispo 13 miles from McKittrick, Highway 178, toward Simmler, Temblor Range. 762 Comment
  UC1224745  Plectritis macrocera R. F. Hoover 1949-5-12 7667 San Luis Obispo between Mount Bishop and Cerro Romauldo Comment
  OBI69887  Pluchea sericea Charles E. Blair 2002-1-28 24 San Luis Obispo Chimeneas Ranch, fence line N of SR 166 36 mi E of US 101. Cuyama River valley 442 Comment
  OBI80318  Plumbago auriculata Tei'a Pueliu 2014-11-12 3 San Luis Obispo Corner of foothill/California Street, San Luis Obispo Comment
  OBI43323  Poa annua Eric Wise 1983-8-10 1734 San Luis Obispo Little Morro Crk Comment
  UC1132584  Poa annua W. A. Peterson 1937-5-16 858 San Luis Obispo 1.3 mi ese French Camp; La Panza Quadrangle Comment
  OBI79406  Poa bulbosa David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31622 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  UCR190589  Poa secunda George K. Helmkamp, E. A. Helmkamp 2005-3-30 9270 San Luis Obispo Outer South Coast Ranges, La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita 335 Comment
  RSA0028859  Poa secunda David J. Keil, Art Webster 1984-4-29 18186 San Luis Obispo Mixed evergreen forest in canyon bottom of Lopez Widerness Area. Comment
  RSA585603  Poa secunda M. D. Proctor, E. A. Young 1993-3-17 s.n. San Luis Obispo 1.5 km S of Twin Bridges Comment
  UC188805  Poa secunda subsp. secunda J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC243077  Poa secunda subsp. secunda Clare B. Hardham 1957-4-13 1651 San Luis Obispo Black Mountain, Highland District Comment
  OBI57949  Pogogyne douglasii Austin P. Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de la Cruz. Between state hwy 1 and ocean just N of Pt. sierra Nevada at mouth of Arroyo de la Cruz. T25S, R6E, sect 33 BM:M Comment
  SBBG119413  Pogogyne serpylloides E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 80 San Luis Obispo Cerro Romualdo, along unused rd from water tower across E face; Camp San Luis Obispo 150 Comment
  OBI69757  Polycarpon tetraphyllum D. R. Miller 1993-7-1 793 -28 San Luis Obispo Pine Mt Region. At the 3-ranch at the first gate 503 Comment
  SBBG93581  Polygala californica S. A. Junak 1990-7-12 4404 San Luis Obispo W Cuesta Ridge, at E boundary for Cuesta Ridge Botanical Area, on S side of W Cuesta Ridge Rd, ca. 3 mi W of US Hwy 101 722 Comment
  OBI37968  Polygala californica David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18668 San Luis Obispo 19.1 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout 716 Comment
  SBBG104575  Polygonum aviculare F. L. Johnson, E. A. Young 1993-5-23 ROB 527 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI60493  Polygonum aviculare subsp. depressum Larry Kelly, David J. Keil 1988-10-1 305 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  JEPS50652  Polygonum punctatum W. L. Jepson 1908-7-20 3068 San Luis Obispo San Luis Obispo Comment
  UC2027520  Polypodium californicum Josh Willems 2013-3-2 1 San Luis Obispo Poly Canyon; near creek at entrance to architecture graveyard. Comment
  RSA689940  Polypodium californicum M. M. Miles 1883-02 s.n. San Luis Obispo [no locality information provided] Comment
Read comments
Mar 14 2011
  UC1100398  Polypogon elongatus Malcolm A. Nobs and S. Galen Smith 1948-9-9 665 San Luis Obispo about 4 mi s Pismo Beach (Dune Lakes Gun Club); s of Pismo Beach Comment
  OBI22171  Polypogon interruptus Robert F. Hoover 1947-6-6 7271 San Luis Obispo Cottonwood Pass, W of summit Comment
  UCD91190  Polypogon maritimus Beecher Crampton 1964-5-18 6985 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  CAS-BOT-BC237320  Polypogon monspeliensis R. F. Hoover 1964-6-10 9012 San Luis Obispo Avila Comment
  OBI72346  Polypogon monspeliensis Anthony Baniaga 2010-5-15 182 San Luis Obispo Black Lake Cyn; Choin Property 39 Comment
  OBI22183  Polypogon monspeliensis Robert D. Page 1962-5-5 90 San Luis Obispo About 4 mi up Chorro Crk Cyn, Cal Poly campus Comment
  OBI53404  Polypogon monspeliensis Arthur W. Hazebrook 1993-5-23 224 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill Comment
  OBI65933  Polypogon monspeliensis Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-10 47 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS) S of Morro Bay on Hwy 1. Beyond Gilardi Rd on ranch rd N of hwy 1 195 Comment
  OBI39991  Polypogon viridis Eric Wise 1984-4-29 1888 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  RSA385499  Polypogon viridis Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo. Comment
  RSA693273  Polystichum dudleyi Thekla Mohr 1911-07 250 San Luis Obispo San Luis Obispo Comment
  UC2027518  Polystichum imbricans subsp. curtum D. R. Miller 2012-1-22 112 .1012 San Luis Obispo Rocky Butte/Pine Mt. Region. From Pine Mt. near the Pine Mt. Gate Comment
  OBI37124  Populus fremontii Eric Wise 1981-6-22 643 San Luis Obispo Lopez Water Treatment Reservoir. A clear lake of moderate size Comment
  OBI31304  Populus fremontii Joy H. Nishida 1982-7-8 501 San Luis Obispo 1 mi S of American Cyn campground 512 Comment
  OBI37117  Populus fremontii Eric Wise 1981-10-23 1354 San Luis Obispo Tepesquet Vinyard Ponds. 4-6 mi S of Shandon on San Juan Rd Comment
  OBI37134  Populus fremontii Eric Wise 1983-3-6 1691 San Luis Obispo Berquist Ranch Rd. Near Shandon Comment
  OBI9887  Populus fremontii Robert F. Hoover 1946-10-6 6466 San Luis Obispo San Miguel, along Salinas River bed Comment
  POM211531  Populus fremontii subsp. fremontii Carl B. Wolf 1931-8-16 2316 San Luis Obispo Salinas River. 5 miles N of Paso Robles. 198 Comment
  UC2027160  Populus trichocarpa David J. Keil 2011-3-5 30973 San Luis Obispo Cambria. Edge of Santa Rosa Creek riparian corridor along west side of California Route 1 Comment
  SBBG133035  Potamogeton nodosus D. Keil 2000-5-25 287421 San Luis Obispo ca. 4.2 mi S of railroad crossing (In Santa Margarita) on Pozo Rd; Santa Margarita Ranch Comment
  OBI80955  Potentilla anserina Keana Viss, Katie Ullrich 2015-4-26 6 San Luis Obispo Morro Creek Outlet and Morro Beach Strand, in a sandy creek bed approximately within a quarter mile of our parking spot at the end of Embarcadero baer teh beginning of the creek. Comment
  CAS-BOT-BC141914  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1965-11-2 11698 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  SBBG44703  Potentilla anserina subsp. pacifica L. W. Edge 1972-4-20 129 San Luis Obispo edge of Hospital Lake, Dune Lakes area Comment
  SBBG72528  Potentilla anserina subsp. pacifica M. M. Miles -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1953229  Proboscidea louisianica David Keil 2009-9-25 30938 San Luis Obispo Rural outskirts of Paso Robles, north of Highway 46 and east of Jardine Road. Vicinity of intersection of Fa Rouse Way and Weeping Willow Way. Comment
  OBI48232  Prunus amygdalus David J. Keil, Rhonda Riggins and Dirk Walters 1990-3-9 21330 San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obispo; Poly cyn Comment
  UC1953323  Prunus cerasifera David Keil 2002-7-11 29880 A San Luis Obispo Cambria. Vicinity of Cambria Community Service District grounds on Rodeo Ground Road. Comment
  OBI62994  Prunus emarginata D. R. Miller 1994-4-22 494 -234 San Luis Obispo Pine Mtn region; along upslope of Ridge rd, between meadows; Tobacco Crk drainage Comment
  UC1128364  Prunus fasciculata var. punctata H. C. Lee 1936-2-21 409 San Luis Obispo Black Lake Canyon 30 Comment
  UCR134415  Prunus fasciculata var. punctata George K. Helmkamp, E. A. Helmkamp 2001-4-29 6575 San Luis Obispo South Coast Range, Irish Hills, Clark Valley Road, 2.8 miles south of Los Osos Valley Road, east of Los Osos 91 Comment
  RSA166676  Prunus fasciculata var. punctata M. A. Piehl 1963-4-21 6384 San Luis Obispo Near S end of Morro Bay, 1.3 mile W of Los Osos Comment
  SD27815  Prunus fasciculata var. punctata Carl B. Wolf 1929-4-15 3557 San Luis Obispo 2-3 miles inland from ocean and ca. 3.0 miles north of Santa Maria River. 60 Comment
  OBI50297  Prunus ilicifolia Tawney Odegard 1985-1-25 5 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  RSA123357  Prunus ilicifolia H. C. Lee 1937-5-30 968 San Luis Obispo 1.5 miles North East of Eureka School. 335 Comment
  CAS-BOT-BC356462  Pseudognaphalium beneolens R. F. Hoover 1946-8-18 6319 San Luis Obispo Near summit on road from Santa Margarita to Creston Comment
  CAS-BOT-BC356467  Pseudognaphalium beneolens Ernest C. Twisselmann 1955-7-22 2280 San Luis Obispo La Panza Range. Upper Toro Canyon, near Navajo Summit 682 Comment
  OBI66679  Pseudognaphalium biolettii D. R. Miller 1994-12-8 1294 -551 San Luis Obispo Pine Mt Region. In rocky cobble of Pico Crk, below the falls area 500 Comment
  SBBG28636  Pseudognaphalium biolettii E. C. Twisselmann 1967-4-27 12933 San Luis Obispo Ragged Point, Santa Lucia Range 60 Comment
  CAS-BOT-BC356835  Pseudognaphalium californicum Alice Eastwood 1926-4-28 13611 San Luis Obispo Cambria Comment
  OBI77568  Pseudognaphalium californicum Melody Dickens 1980-4-30 23 BH San Luis Obispo Black Hill, Morro Bay State Park. Found numerous location entire area Comment
  SBBG93891  Pseudognaphalium californicum S. A. Junak with T. J. Ayers 1989-6-28 4092 San Luis Obispo Cuesta Ridge Botanical Area, N of main rd (USFS Rd 29S11.3) just NW of KSBY Television towers, ca 2.7 mi W of Hwy 101 762 Comment
  UC672201  Pseudognaphalium californicum H. L. Mason 1934-4-1 San Luis Obispo Cambria Pines, near Cambria; Cambria Pines Comment
  OBI27603  Pseudognaphalium californicum Melinda Doud 1976-4-30 14 San Luis Obispo Botanic garden, Poly cyn Comment
  SBBG104807  Pseudognaphalium luteoalbum F. L. Johnson Proctor 1993-2-20 ROB 154 San Luis Obispo Camp San Luis Obispo, 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI51183  Pseudognaphalium ramosissimum Jan Barber 1993-7-3 43 San Luis Obispo San Simeon State Park; near fenceline NE of Washburn campground Comment
  UC1118513  Pseudognaphalium thermale H. C. Lee 1936-5-15 613 San Luis Obispo 0.75 mi nw Junction Canyons #1 & #2; Arroyo Grande Quad. 91 Comment
Read comments
Jul 10 2012
  CSUSB1658  Psoralea physodes Frank C. Vasek 1963-6-5 San Luis Obispo Found on road bank just west of Salinas River Bridge, 3 miles from Station Maryanta. Comment
  CAS-BOT-BC421308  Pterostegia drymarioides James L. Reveal; Clare B. Hardham 1988-5-26 6917 San Luis Obispo La Panza Range, Los Padres National Forest, northwest of Black Mountain along Indian Creek south of U.S. Forest Service Road 28S02 south of Wilson Corner, about 13 air miles east-northeast of Santa Margarita 472 Comment
  UC1135486  Quercus X alvordiana P. L. Johannsen 1937-6-2 1187 San Luis Obispo Goat Spring McKittrick Quad. 914 Comment
  UCR80631  Quercus agrifolia Don Pendleton 1992-3-15 92- 3 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  OBI22915  Quercus agrifolia var. agrifolia Robert J. Rodin 1957-9-15 6185 San Luis Obispo Cambria Comment
  OBI36124  Quercus agrifolia var. agrifolia Walter F. Chesbro 1978-5-6 92 San Luis Obispo Along road near intersection of hwy 101 and Hwy 58 Comment
  UC1135425  Quercus chrysolepis B. Bolt 1936-4-2 698 San Luis Obispo 0.75 mi nw Black Butte; Santa Barbara National Forest, San Luis Obispo Quad. 701 Comment
  OBI28363  Quercus douglasii Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huasna rd, just 1/4 of a mile before reaching Agua Escondido campground Comment
  UC993108  Quercus douglasii J. M. Tucker 1947-10-4 1627 San Luis Obispo 16.7 mi (by road) s Pine Canyon Guard Station (on s side of Highway 166); Cuyama Valley Comment
  RSA43113  Quercus dumosa Robert F. Hoover 1946-8-18 6321 San Luis Obispo Calf Canyon, E of Santa Margarita Comment
  CDA19976  Quercus durata J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  CAS-BOT-BC94131  Quercus durata Clare B. Hardham 1956-11-7 1511 San Luis Obispo Santa Lucia Mountains. Cypress Mt., edges of Cypress Swamp 609 Comment
  OBI14253  Quercus garryana Robert F. Hoover 1957-8-28 8405 San Luis Obispo Between Rocky Butte and PIne Mt above San Simeon Comment
  OBI79872  Quercus garryana D. R. Miller 2013-5-8 513 .1055 San Luis Obispo The Rocky Butte/Pine Mountain Region, The Corral Meadow along side Main road in the Pico creek drainage. 878 Comment
  SBBG119176  Quercus john-tuckeri M. Wetherwax, E. Painter 2002-7-29 CR 326 San Luis Obispo N of San Marcos Rd, N of Chimney Rock; Camp Roberts 400 Comment
  CAS-BOT-BC104318  Quercus palmeri R. F. Hoover 1963-11-19 8611 San Luis Obispo Peachy Canyon Road four miles W of Paso Robles Comment
  OBI26003  Quercus parvula var. parvula David J. Keil 1981-5-16 14611 San Luis Obispo Area aroud Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI32366  Quercus parvula var. shrevei David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16022 San Luis Obispo Trail on NE side of Cypress Mtn Comment
  CAS-BOT-BC79331  Quercus turbinella Lonnie Belden 1965-7-19 s.n. San Luis Obispo Caliente Mt., 3/4 mi. NW of top along ridge 1524 Comment
  UC1135876  Quercus wislizeni H. C. Lee 1936-4-9 557 San Luis Obispo 1 mi ene Saddle Peak; San Luis Obispo National Forest, Port San Luis Quad. 457 Comment
  UCR43514  Ranunculus aquatilis var. capillaceus R. F. Thorne, Percy C. Everett 1963-6-12 32262 San Luis Obispo Small Pond 1 mi. north of entrance to Piedras Blancas Point 13 Comment
  SBBG112458  Ranunculus arvensis D. Keil, M. Ponce 1997-4-10 26137 San Luis Obispo Hwy 58, E of Santa Margarita, ca. 0.9 rd mi W of Salinas River Bridge Comment
  OBI10574  Ranunculus californicus Aart C. De Vos 1963-3-31 46 San Luis Obispo Poly Cyn Comment
  OBI25932  Ranunculus californicus Lorraine Vinland 1981-7-3 11 San Luis Obispo SE slope of Madonna Mt [Cerro San Luis] Comment
  UCR161951  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2005-2-14 8923 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns. Huasna Canyon along Huasna Road; 8.5 mi east of its junction with Lopez Road 277 Comment
  CAS-BOT-BC378574  Ranunculus californicus var. californicus R. F. Hoover 1948-3-4 7424 San Luis Obispo Osos Valley Comment
  CAS-BOT-BC378823  Ranunculus canus L. R. Abrams 1926-3-28 s.n. San Luis Obispo high valleys among the mountains of San Luis Obispo County, California, and eastward to Tehachapi Pass; wet ground about 0.5 mi south of Tehachapi Comment
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Dec 31 2017
  UC75777  Ranunculus hebecarpus Miss M. Alice King June, 1895 San Luis Obispo Arroyo Grande Comment
  UC454022  Ranunculus hebecarpus E. P. Unangst 1906-4-21 San Luis Obispo Davis Canyon San Luis Obispo Comment
  UC1121742  Rhamnus californica B. Bolt 1936-2-10 573 San Luis Obispo 1.5 mi se mouth of Osos Creek; Cayucos Quad. 76 Comment
  POM262063  Rhamnus californica I. L. Wiggins 1929-4-16 3666 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  OBI10281  Rhamnus crocea Robert F. Hoover 1967-2-18 10228 San Luis Obispo Diablo Cyn, San Luis range Comment
  OBI28169  Rhamnus crocea Jeffrey Null 1980-5-11 16 San Luis Obispo Ecological Study area, Cal Poly campus Comment
  SBBG96711  Rhamnus crocea D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1971 San Luis Obispo Chaparral Rd near the E end of the Botanical area, below TV antennas Comment
  UC73372  Rhamnus crocea J. E. Roadhouse 1905-4 23 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC55868  Rhamnus crocea W. R. Dudley 1893-12-30 s.n. San Luis Obispo Pecho Mts. Comment
  OBI75653  Rhamnus ilicifolia Steven A. Junak 1990-5-17 4367 San Luis Obispo Santa Lucia Mts: near N edge of Cuesta Ridge Botanical Area, in cy S of first high voltage tower E of W CuestaRidge Rd (USFS rd #29S11.3) ca 5.9 mi W of hwy 101 Comment
  OBI79076  Rhus integrifolia David J. Keil 2011-11-5 31151 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach Comment
  UC1583688  Rhus integrifolia David Keil 1980-2-9 13688 San Luis Obispo between Arrouo Grande and San Luis Obispo (along state Highway 227, 2 mi n of southern junction of Highway 227 and Corbett Canyon Road) Comment
  UC1130559  Rhus trilobata H. C. Lee 1936-4-25 574 San Luis Obispo 1 3/4 mi nne of Slide Hill 762 Comment
  OBI59509  Ribes californicum David J. Keil, with V. L. Holland 2001-4-7 29250 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  CAS-BOT-BC169024  Ribes indecorum R. F. Hoover 1964-1-19 8627 San Luis Obispo Lower Coon Creek Comment
  HSC91482  Ribes menziesii Susan H. Bicknell 1988-8-19 San Luis Obispo Montano de Oro State Park, Hayard Canyon, MD07 Comment
  RSA0021747  Ribes menziesii var. hystrix Clare B. Hardham 1960-2-25 5208 San Luis Obispo Cambria. Comment
  CAS-BOT-BC144674  Ribes sanguineum var. glutinosum W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Islay Rancho Comment
  CAS-BOT-BC144725  Ribes sanguineum var. glutinosum Clare B. Hardham 1956-3-2 159 San Luis Obispo Santa Rita Rd, near Juhl Coral Woods Comment
  OBI33295  Ribes sanguineum var. glutinosum Jesse Arnold 1964-2-16 8 San Luis Obispo 0.6 mi SW of summit, on road to Black Mt, Los Padres Natl Forest Comment
  PASA2272  Ribes sanguineum var. glutinosum Margaret Stason 1929-5-4 San Luis Obispo Santa Rita Canyon Comment
  UC111193  Ribes sanguineum var. glutinosum J. H. Barber 1899-6-19 San Luis Obispo coast slope Santa Lucia Mts. Comment
  CDA25574  Ribes sericeum T. C. Fuller 1962-2-28 7724 San Luis Obispo Santa Rosa Creek, road to Paso Robles, 10.5 miles east of Cambria. 0 Comment
  CAS-BOT-BC173760  Ribes speciosum Alice Eastwood 1926-4-28 13622 San Luis Obispo Cambria Comment
  OBI32136  Ribes speciosum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14349 San Luis Obispo N of San Simeon alongridge just S of Arroyo de la Cruz Comment
  OBI37857  Ribes speciosum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R."Doc" Miller 1985-4-27 18683 San Luis Obispo 16.5 mi from Calif rte 1 along San Simeon Crk rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  SBBG93751  Ribes speciosum S. A. Junak 1990-5-17 4365 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, in cyn S of first high voltage tower E of W Cuesta Ridge Rd (USFS Rd 29S11.3) ca. 5.9 mi W of Hwy 101 676 Comment
  UC73098  Ribes speciosum Miss C. B. Churchill May 1901 San Luis Obispo Adelaide Comment
  CAS-BOT-BC173753  Ribes speciosum R. F. Hoover 1967-2-15 10203 San Luis Obispo Upper Arroyo Grande above Routzahn Park Comment
  CAS-BOT-BC173756  Ribes speciosum Clare B. Hardham 1956-2-12 53 San Luis Obispo Cerro Alta Comment
  CAS-BOT-BC173759  Ribes speciosum Ella Dales Cantelow 1937-4-1 2069 San Luis Obispo W. slope Atascadero Morro Bay grade Comment
  OBI14002  Ribes speciosum Charles Benedict 1964-2-9 1 San Luis Obispo About 2 mi N of the Beginning of See Cyn rd on See Cyn rd Comment
  OBI56723  Rigiopappus leptocladus David J. Keil 1998-5-4 27047 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  RSA212019  Rorippa curvisiliqua E. C. Twisselmann, D. J. Bedell 1969-7-5 15664 San Luis Obispo Salinas River 5 miles S of Paso Robles 183 Comment
  OBI80108  Rosa californica David J. Keil 2012-9-8 31521 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail 72 Comment
  UCR104812  Rosa californica George K. Helmkamp 1997-6-20 2054 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  OBI5301  Rosmarinus officinalis Elizabeth Gollub 1973-10-30 38 San Luis Obispo Courtyard of Dexter Library Comment
  OBI19525  Rubus armeniacus David J. Keil, V. L. Holland 1979-5-30 13099 San Luis Obispo Just outside of San Luis City limit on E side of Orcutt Rd Comment
  OBI36968  Rubus ursinus Eric Wise 1981-5-14 317 a San Luis Obispo Sweet Springs Marsh. NW of 4th and Ramona, Los Osos Comment
  UC1128657  Rubus ursinus H. C. Lee 1936-3-10 474 San Luis Obispo 1/2 mi s Indian Knob; San Luis Obispo National Forest, Arroyo Grande Quad. Comment
  UC1128658  Rubus ursinus B. Bolt 1936-2-20 585 San Luis Obispo 1/4 mi wnw China Harbor; Cayucos Quad., wnw of China Harbor Comment
  OBI29029  Rumex acetosella Melissa Luckow 1981-6-25 713 San Luis Obispo Just N of San Simeon Beach Comment
  UCR158743  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2005-4-17 9373 San Luis Obispo Central Coast, Corbett Canyon, 2.3 miles north of Calif. Hwy 227 in Arroyo Grande 81 Comment
  SBBG104566  Rumex conglomeratus M. D. Proctor, E. A. Young 1993-3-23 ROB 326 San Luis Obispo E edge of Cantonment Area; Camp San Luis Obispo Comment
  OBI36787  Rumex conglomeratus Eric Wise 1981-6-26 674 San Luis Obispo Villa Crk Reservoir, hwy 1 N of Cayucos Comment
  OBI65941  Rumex conglomeratus Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-8 30 San Luis Obispo Central Coast Comprehensive Wetlands Gis (CCCWGIS). S of Morro Bay on hwy 1. Beyond Gilardi rd on ranch rd N of hwy 1 53 Comment
  CAS-BOT-BC433605  Rumex hymenosepalus R. F. Hoover 1968-4-17 11043 San Luis Obispo Eastern part of Cuyama Valley Comment
  OBI58482  Rumex kerneri David J. Keil 1998-3-27 26497 San Luis Obispo Along Foothill Rd ca 1 mi from San Luis Obispo city limits 46 Comment
  CAS-BOT-BC433984  Rumex salicifolius R. F. Hoover 1969-7-18 11490 San Luis Obispo Price Canyon. Comment
  OBI10819  Rumex salicifolius Robert F. Hoover 1966-9-21 10082 San Luis Obispo Oso Flaco Lake Comment
  OBI44813  Rumex salicifolius David J. Keil 1979-7-1 13115 San Luis Obispo San Luis Range, lower Prefumo Cyn Comment
  OBI3345  Rupertia physodes Neil Havlik 1969-5-2 382 San Luis Obispo Andre Ranch in upper Coon Crk Cyn 366 Comment
  UCR42817  Sagina apetala var. barbata David J. Keil, Et al. 1982-3-24 15794 San Luis Obispo South Coast Range, La Panza Mountains, vicinity of American Canyon Comment
  SD244671  Salicornia bigelovii David Keil 2011-7-3 31053 San Luis Obispo Morro Bay. South side of sand berm on south side of Morro Bay marina. Edge of salt marsh. Comment
  UC2026983  Salicornia bigelovii David J. Keil 2013-8-19 31884 San Luis Obispo Morro Bay State Park. Marsh between estuary of Los Osos Creek and El Morro Elfin Forest, west of South Bay Boulevard Comment
  SBBG102612  Salix laevigata C. F. Smith 1951-4-19 3049 San Luis Obispo St Hwy 1, Black Lake Cyn, Nipomo Mesa Comment
  UC1134954  Salix laevigata B. Bolt 1936-6-5 764 San Luis Obispo 1 mi e Santa Margarita (Plot 139); San Luis Obispo Quad. Comment
  OBI32229  Salix lasiolepis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14333 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI4944  Salix lasiolepis R. A. Hays 1957-10-12 s.n. San Luis Obispo San Luis Obispo Comment
  OBI9819  Salix lasiolepis Robert F. Hoover 1967-3-5 10237 San Luis Obispo Lower part of Lopez Cyn Comment
  CAS-BOT-BC107121  Salix lasiolepis J. Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts - East side of Low Water Bridge and both sides of Bee Rock Road Comment
  CAS-BOT-BC107123  Salix lasiolepis Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14049 San Luis Obispo La Panza Range, Fernandez Canyon 487 Comment
  RSA659109  Salix lasiolepis David J. Keil 1996-3-14 25796 -2 San Luis Obispo N Base. El Rancho Rd. 1.1 miles N of railroad crossing S of Point Sal. Comment
  UC410854  Salix sitchensis Alice Eastwood 1928-5-17 15117 San Luis Obispo San Luis Obispo, Chorro Creek Comment
  SD244808  Salix sitchensis David Keil, Mark Ritter, Mike Stiles, Charley Knight, Wendy Knight and Craig Jacobsen. 2012-6-28 31392 San Luis Obispo Santa Lucia Mountains: Upper Lopez Canyon Trail from east Cuesta Rodge to Lopez Canyon Road. 505 Comment
  CDA37878  Salsola damascena J. L. Johnson 1978-7-19 s.n. San Luis Obispo In Temblor Range, west of McKittrick, in eastern part of the county. 0 Comment
  CAS-BOT-BC180697  Salsola tragus Ernest C. Twisselmann 1954-7-18 1436 San Luis Obispo Choice Valley, 1 1/2 miles east of Palo Prieta Summit, Temblor Range and the Western San Joaquin Valley 594 Comment
  UC1124672  Salvia carduacea A. D. Gifford 1936-5-6 731 San Luis Obispo 2.1 mi n Park Ranch; Nipomo Quad. 304 Comment
  POM283375  Salvia carduacea Lyman Benson 1932-5-9 3558 San Luis Obispo Upper Cuyama Valley, Temblor Mt. Ranges 610 Comment
  UCLA70136  Salvia carduacea Mrs. Frank Hatch 1932-4-4 San Luis Obispo Pala Prieta Bitter Valley (e San Luis Obispo County) Comment
  RSA799116  Salvia columbariae Forrest Freund, J. Mark Porter 2013-3-19 120 San Luis Obispo La Panza Range. Along California Highway 58 (Calf Canyon Highway), 0.9 miles west of the junction with Golden Lane and 0.9 miles east of the junction with County Road 229. Roadside along a steep road-cut. 812 Comment
  SEINET3557352 Image available Salvia columbariae Lewis S. Rose 1934-3-27 34101 San Luis Obispo Cottonwood Pass. Comment
  CDA15199  Salvia leucophylla G. F. Hrusa, J. Park, G. Perez 1998-7-21 14737 San Luis Obispo South Coast Ranges; Intersection of Suey Ck. Rd. and Hwy. 166. Comment
  UC536869  Salvia leucophylla M. E. Jones 1934-4-5 San Luis Obispo Pismo Beach Comment
  CAS-BOT-BC230030  Salvia mellifera R. F. Hoover 1964-4-15 8728 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  CHSC111085  Salvia mellifera Richard R. Halse 2010-3-23 7836 San Luis Obispo Santa Lucia Range. Along State Hwy. 46 ca. 7.3 miles east of its junction with State Hwy. 1. 458 Comment
  RSA128085  Salvia sonomensis Clare B. Hardham 1958-4-10 3041 San Luis Obispo York Mt. west of Templeton Comment
  SBBG104311  Salvia spathacea D. A. Young, F. L. Johnson 1992-6-17 ROB 48 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  POM96517  Salvia spathacea P. A. Munz 1926-4-8 10128 San Luis Obispo Canyon at Paso Robles. Comment
  UC1125359  Sambucus mexicana B. Bolt 1936-4-21 681 San Luis Obispo 3 1/2 mi nw mouth of Smith Creek; Santa Barara National Forest, Cayucos Quadrangle Comment
  SBBG95545  Sambucus nigra subsp. caerulea J. Eliot 1986-5-21 28 San Luis Obispo NE side of W Cuesta Ridge Rd, 1 mi W on TV Tower Rd Comment
  CAS-BOT-BC246011  Sambucus nigra subsp. caerulea Ernest C. Twisselmann 1968-5-13 14206 San Luis Obispo Head of Cammatta Canyon at teh Cottingham place, La Panz Range 609 Comment
  CAS-BOT-BC246013  Sambucus nigra subsp. caerulea Alice Eastwood 1927-7-31 15010 San Luis Obispo On road from Morro to Atascadero Comment
  OBI53559  Sambucus nigra subsp. caerulea Arthur W. Hazebrook 1991-6-6 69 San Luis Obispo Nipomo Dunes Complex, Big coreopsis HIll, stabilized dunes Comment
  OBI24981  Sanicula arguta David J. Keil, Dirk Walters 1980-4-26 13897 San Luis Obispo Along Town Creek near Lime Mtn Mine, west of Paso Robles Comment
  OBI35386  Sanicula arguta K. A. Nadeau 1983-7-8 33 San Luis Obispo About 3 mi E of San Luis Obispo on ridgeabove intersection of Broad St. and Rockview Rd. Comment
  OBI8795  Sanicula arguta F. Rush 1956-7-1 105 San Luis Obispo Mt. SLO Comment
  JEPS199  Sanicula arguta W. L. Jepson 1927-4-26 11965 San Luis Obispo Cuesta Pass Santa Lucia Mts. 478 Comment
  SBBG107488  Sanicula bipinnata C. B. Hardham 1956-4-17 417 San Luis Obispo Chimney Rock Ranch, Adelaida Rd Comment
  SBBG112426  Sanicula bipinnata D. Keil, K. Keil 1997-3-8 26076 San Luis Obispo junction of Red Hill Rd and St Hwy 58 Comment
  UC524105  Sanicula bipinnata Ira L. Wiggins 1932-3-21 5803 San Luis Obispo between Cholame and Annette (Bitterwater Valley); Bitterwater Valley Comment
  OBI32387  Sanicula bipinnata David J. Keil, Melissa Luckow , Rhonda Riggins-Pimentel and Richard Pimentel, Linda Seek, et al. 1982-5-8 16049 San Luis Obispo End of dirt road on NE side of Cypress Mtn. Comment
  RSA212576  Sanicula bipinnata E. C. Twisselmann 1969-4-24 15206 San Luis Obispo Santa Ysabel Ranch, E side of the Salinas River 5 miles S of Paso Robles. 229 Comment
  UC1123177  Sanicula bipinnatifida C. A. Graham 1939-4-14 530 San Luis Obispo 1.9 mi sse of Gifford Ranch 457 Comment
  CDA38532  Sanicula bipinnatifida T. C. Fuller 1959-5-6 2511 San Luis Obispo Hartzell Ranch, Cayucos. 0 Comment
  OBI25039  Sanicula crassicaulis David J. Keil, Dirk Walters 1980-4-26 13906 San Luis Obispo Along Town Creek near Lime Mtn Mine, west of Paso Robles Comment
  SBBG112368  Sanicula crassicaulis D. Keil, K. Jones, S. Cochrane, M. G. McLeod, B., L. Burdette, A. Griffiths 1984-3-10 18088 San Luis Obispo Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jct with St Hwy 1 Comment
  SDSU2328  Sanicula hoffmannii D. F. Howe 1967-4-10 4336 San Luis Obispo 7.8 miles north of Cambria. Comment
  OBI19441  Saponaria officinalis Robert F. Hoover 1966-9-16 10043 San Luis Obispo Salinas River at mouth of Rocky cyn Comment
  RSA614183  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 1997-3-8 1420 San Luis Obispo Along CA-58 just W of Navajo Creek (W of Carrizo Plain).Ca. 5 miles south of California Highway 76 on Couser Ranch Rd. onto Lilac Rd. to Wills avocado ranch., (33 deg 15.6 N, 117 deg 6 W) 335 Comment
  RSA121489  Saxifraga californica C. A. Graham 1938-4-14 327 San Luis Obispo 0.1 mile S of Lynch Ranch. S of Pleyto. 457 Comment
  OBI8745  Scandix pecten-veneris John Young 1967-4-4 9 San Luis Obispo Poly Cyn, W side hill slope Comment
  CAS-BOT-BC111405  Schoenoplectus acutus var. occidentalis Clare Butterworth Hardham 1957-9-23 2654 San Luis Obispo Atascadero Lake Comment
  OBI22572  Schoenoplectus acutus var. occidentalis Robert F. Hoover 1946-8-26 6364 San Luis Obispo S end of Laguna near San Luis Obispo, where water stood earlier but now drying Comment
  OBI32263  Schoenoplectus americanus David J. Keil, Melissa Luckow 1981-7-3 14970 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  SBBG95630  Schoenoplectus californicus R. J. Rodin 1972-3-29 8609 San Luis Obispo Oso Flaco, S side of lagoon Comment
  RSA141821  Schoenoplectus maritimus Clare B. Hardham 1958-10-3 3978 San Luis Obispo Santa Lucia Mountains: Fairgrounds, Paso Robles Comment
  OBI43629  Schoenoplectus pungens Eric Wise 1981-6-27 734 San Luis Obispo alamo Crk near Twitchell Res Comment
  OBI70826  Schoenoplectus pungens David J. Keil 2009-6-30 30626 San Luis Obispo San Luis Obispo Rainwater detention basin behind Marigold Shopping Center (intersection of Broad Street and Tank Farm Road. 35 deg. 14.97'N x 120 deg. 38.45'W 55 Comment
  IRVC29361  Scirpus americanus Mark A. Elvin, John Chesnut 2005-9-28 4582 San Luis Obispo Oso Flaco Lake; NW corner in "openning" on floating bog. Central Coastal 4 Comment
  UC1146319  Scirpus cernuus R. F. Hoover 1965-5-22 9406 San Luis Obispo among pines n Cambria Comment
  OBI22596  Scirpus microcarpus Robert F. Hoover 1965-9-29 9669 San Luis Obispo Tassajera Crk Comment
  CDA11352  Scribneria bolanderi G. F. Hrusa 1995-4-16 12075 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass on slope near road in area burned the previous summer. Approx. 2.5 m. NW of US 101. Uncommon. Small colony on N-facing burned flat immediately beyond Botanical Area, in site where water has stood in winter season. Annual. Comment
  OBI66554  Scrophularia atrata Viola C. Call 1967-5-6 63 San Luis Obispo Where Ormonde rd goes under RR after turnoff from Price Cyn rd 91 Comment
  OBI32340  Scrophularia californica David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15931 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk Rd and Fiscalini Ranch Rd on dirt rd leading onto slopes to Cypress Mtn Comment
  UC56091  Scutellaria tuberosa J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mountains Comment
  CAS-BOT-BC69789  Selaginella bigelovii Ernest C. Twisselmann 1956-11-3 3222 San Luis Obispo Salinas River Canyon, 0.2 mi. below Salinas Dam, Shandon. 393 Comment
  OBI15535  Senecio blochmaniae Carl B. Wolf 1941-10-1 11161 San Luis Obispo Approx 2.5 mi (airline) E Oso Flaco Lake or Between Calif hwy 1 and S.P.R.R. 30 Comment
  OBI7456  Senecio blochmaniae David J. Keil, Malcolm G. McLeod, B. Meyer 1976-10-16 11857 San Luis Obispo Morro Bay: sand dunes near power plant Comment
  SBBG62576  Senecio californicus Mrs. R. W. Summers -Mar-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI80414  Senecio flaccidus David J. Keil 1978-8-10 12963 San Luis Obispo Top of Cuesta Ridge, west side, between Cuesta Botanical Area and end of paved road. 770 Comment
  OBI70132  Senecio sylvaticus David J. Keil 2009-3-1 30565 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. Residential area. 60 Comment
  UCD92826  Setaria verticillata Ernest C. Twisselmann 1960-8-22 5999 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of the county. 670 Comment
  OBI22214  Setaria viridis Robert F. Hoover 1964-8-13 9205 San Luis Obispo Camp San Luis Obispo, along hwy to Morro Bay Comment
  SBBG93684  Sidalcea hickmanii subsp. anomala S. A. Junak 1990-5-15 4323 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, ca. 0.5 rd mi S of W Cuesta Ridge Rd along rd leading to Pick and Shovel Mine 652 Comment
  UCR56716  Sidalcea hickmanii subsp. anomala G. R. Ballmer 1989-5-21 s.n. San Luis Obispo Santa Lucia Mountains, Cuesta Ridge Botanical Preserve Area 732 Comment
  UCR134392  Sidalcea malviflora subsp. laciniata George K. Helmkamp, E. A. Helmkamp 2001-4-29 6586 San Luis Obispo Irish Hills, Clark Valley Rd., 4.2 miles south of Los Osos Valley Rd, E of Los Osos 274 Comment
  OBI33301  Sidalcea malviflora subsp. laciniata Raymond J. Martinez 1965-4-25 3 San Luis Obispo N side of San Luis range near Davenport Crk Comment
  UC463261  Sidalcea malviflora subsp. laciniata Roxana S. Ferris 1929-4-15 7635 San Luis Obispo on the San Luis Obispo Road 8 mi e Moro; e of Moro on the San Luis Obispo Road Comment
  CAS-BOT-BC384590  Silene coniflora R. F. Hoover 1952-5-11 8182 San Luis Obispo West slope of La Panza Range Comment
  OBI17806  Silene gallica Penelope Blackmer 1973-4-9 42 San Luis Obispo Meadow between forks of Pennington Crk, SW corner of Penn Crk bio reserve Comment
  UCR95924  Silene gallica George K. Helmkamp 1996-9-22 1207 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  OBI19469  Silene laciniata subsp. laciniata Neil Havlik 1967-5-14 48 San Luis Obispo 1/2 I W of Los Osos Valley Rd, on Perfumo Cyn rd Comment
  RSA355826  Silene laciniata subsp. major R. F. Thorne 1968-6-7 37783 San Luis Obispo Jack Lake. Near lake, ca. 3 miles S of Oceano. Comment
  UC1392702  Silene laciniata subsp. major R. F. Hoover 1969-6-22 11380 San Luis Obispo Serrano Canyon Santa Lucia Range, , Serrano Canyon (Chorro Creek Canyon) Comment
  UC1285075  Silene lemmonii R. F. Hoover 1949-5-14 7676 San Luis Obispo Rocky Butte dist. Comment
  CAS-BOT-BC364847  Silybum marianum Ernest C. Twisselmann 1971-12-5 18535 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  SBBG39354  Silybum marianum R. N. Philbrick 1970-9-12 San Luis Obispo Lake Lopez at Escondido Camp Comment
  CAS-BOT-BC364852  Silybum marianum Clare B. Hardham 1957-4-19 1682 San Luis Obispo Santa Lucia Mountains. V 2 Ranch, York Mt. Comment
  OBI47380  Sinapis arvensis David J. Keil 1985-3-26 18468 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI57217  Sinapis arvensis David J. Keil 1998-4-2 26522 San Luis Obispo North of Cayucos along Hwy 1, 3.8 miles S of Harmony Comment
  CAS-BOT-BC75144  Sisymbrium altissimum Robert F. Hoover 1969-7-12 11473 San Luis Obispo Salinas River at Paso Robles. Comment
  OBI57224  Sisymbrium altissimum David J. Keil 1998-6-1 27546 San Luis Obispo Paso Robles vicinity, E side of Salinas River along River Rd., 0.7 miles N of junction with Experimental Rd. Comment
  SBBG72153  Sisymbrium altissimum Mrs. R. W. Summers -Mar-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI39506  Sisymbrium officinale David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15988 San Luis Obispo 5.9 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading to Cypress Mtn via steiner Crk. 2 mi W of Warrens' cabin (at base of mtn) Comment
  OBI81065  Sisymbrium orientale Michael Walgren 2015-2-14 450 San Luis Obispo Santa Maria river just west of Highway 101 62 Comment
  RSA212054  Sisymbrium orientale E. C. Twisselmann 1969-4-24 15155 San Luis Obispo Bedell Ranch, 5 miles southeast of Creston, La Panza Range. 351 Comment
  SD125512  Sisymbrium orientale Clifton F. Smith 1975-5-6 10829 San Luis Obispo North end of Dune Lakes south of Oceano Comment
  UCR42635  Sisymbrium orientale David J. Keil 1981-4-25 14575 San Luis Obispo Central Coast, Baywood Park at Sweet Springs Marsh, Morro Bay area 3 Comment
  CAS-BOT-BC75454  Sisymbrium orientale Ernest C. Twisselmann 1964-4-17 9223 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake. 579 Comment
  CAS-BOT-BC75455  Sisymbrium orientale Ernest C. Twisselmann 1964-4-17 9223 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake. 579 Comment
  OBI3446  Sisymbrium orientale Lyn Bettencourt 1970-3-21 81 San Luis Obispo 2 mi S of Atascadero 259 Comment
  OBI31584  Sisyrinchium bellum Joy Nishida 1982-5-22 384 San Luis Obispo American Cyn campground 524 Comment
  OBI75791  Sisyrinchium bellum Al Lindholm 1967-4-10 156 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. North slope of Geode Mountain below pond 490 Comment
  UC454429  Smilacina stellata I. J. Condit 1909-3-31 San Luis Obispo Coon Creek Canyon San Luis Obispo Comment
  OBI25129  Solanum americanum Jerry Drake 1979-4-3 15 San Luis Obispo About 8 mi W of San Luis Obispo; Los Osos 91 Comment
  OBI32245  Solanum douglasii David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14322 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI56449  Solanum douglasii David J. Keil 1999-5-13 28342 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  OBI79896  Solanum douglasii David J. Keil 2012-7-18 31444 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line 22 Comment
  SBBG70606  Solanum douglasii R. Hoffmann 1931-5-30 San Luis Obispo Oceano Comment
  OBI8495  Solanum douglasii R. D. McCall 1978-10-28 11 San Luis Obispo Res. Cyn near gate Comment
  UCR132019  Solanum physalifolium var. nitidibaccatum George K. Helmkamp 2003-8-16 8073 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  JEPS99164  Solanum umbelliferum Clare B. Hardham 1959-5-23 4645 San Luis Obispo Morro Bay, S end Comment
  CAS-BOT-BC156435  Solanum umbelliferum C. B. Hardham 1958-5-17 3343 San Luis Obispo 0.5 miles north of Chimney Rock, North Road to Adelaida Comment
  CAS-BOT-BC157438  Solanum umbelliferum C. B. Hardham 1959-4-23 4306 San Luis Obispo 1.5 miles south of Santa Barbara Rd. Atascadero Comment
  OBI19887  Solanum xanti Walter F. Chesebro 1978-4-9 37 San Luis Obispo Below Montana de Oro State Park 12 Comment
  OBI35304  Solanum xanti Melody Dickens 1980-4-30 15 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  OBI3989  Solanum xanti Elizabeth Rudd 1971-4-3 201 San Luis Obispo 3 mi NE of Santa Margarita Comment
  SBBG44864  Solanum xanti L. W. Edge 1972-5-8 160 San Luis Obispo above Cabrillo Estates, Los Osos Comment
  OBI58810  Solanum xanti David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27531 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  OBI72628  Solanum xanti Wendy Thackery 3-Mar 17 San Luis Obispo Broderson fire rd; NW Irish Hills, Los Osos 30 Comment
  OBI2755  Solidago confinis Robert F. Hoover 1966-10-1 10097 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Crk Comment
  OBI38289  Solidago confinis David J. Keil 1985-5-5 18747 San Luis Obispo Black Lake cyn on Nipomo Mesa SE of Oceano Comment
  SEINET11801800  Solidago confinis Unknown 1938-1 18100 San Luis Obispo Oso Flaco Lake, P.O. Guadulupe Comment
  UCR95917  Solidago occidentalis George K. Helmkamp 1996-9-21 1191 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  OBI33390  Solidago velutina subsp. californica David J. Keil, V. L. Holland 1980-5-14 13955 San Luis Obispo Los Osos at Oak Ridge Dr and Tierra Dr Comment
  UC1953223  Soliva sessilis David Keil 2009-8-5 30628 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Lawn area between Building 53 (Science North) and Building 10 (Ehrhart Agriculture). Comment
  OBI78710  Sonchus asper David J. Keil 2013-8-28 31976 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  OBI51350  Sonchus oleraceus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-15 5 .3 San Luis Obispo San Simeon State park. N central section of park Comment
  RSA166250  Sparganium erectum subsp. stoloniferum H. Dearing, M. Dearing 1940-8-11 4459 San Luis Obispo Oso Flaco Lake. Comment
  SBBG80773  Sparganium eurycarpum R. J. Rodin 1965-7-17 7137 San Luis Obispo 4 mi E of Santa Margarita Comment
  OBI72360  Spergula arvensis Anthony Baniaga 2010-3-31 77 San Luis Obispo End of Zenon rd at entrance to Black Lake Cyn, on the Nipomo Mesa, Choin Property 46 Comment
  CAS-BOT-BC390435  Spergularia macrotheca var. macrotheca Clare B. Hardham 1957-11-19 2767 San Luis Obispo Santa Lucia Mountains. Piedras Blancas Comment
  UCR131089  Spergularia marina George K. Helmkamp, E. A. Helmkamp 1999-5-22 4915 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  CAS-BOT-BC390893  Spergularia marina Ernest C. Twisselmann 1967-4-27 12919 San Luis Obispo Highway 1, 2.9 miles south of Piedras Blancas Point 1 Comment
  CAS-BOT-BC390896  Spergularia marina Ernest C. Twisselmann 1955-6-18 2179 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Pozo Pinole, San Juan Hills 670 Comment
  CAS-BOT-BC390899  Spergularia marina Ernest C. Twisselmann 1953-4-26 208 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake Comment
  CAS-BOT-BC390900  Spergularia marina Ernest C. Twisselmann 1954-5-4 1172 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Andreas Fault, Palo Prieta Summit. (Discovery Spring) 670 Comment
  RSA583152  Stachys ajugoides C. Epling, Mrs. Epling 1935-8-1 s.n. San Luis Obispo Morro Bay Comment
  OBI58158  Stachys pycnantha David J. Keil 1998-7-2 27905 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  CAS-BOT-BC60938  Stanleya pinnata Ernest C. Twisselmann 1955-6-4 2080 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Crocker Canyon, easter SLO county. 944 Comment
  OBI28266  Stellaria media Krystoff/Spaspo 1982-4-18 28 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  OBI55350  Stellaria pallida David J. Keil 1998-5-20 27338 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  CAS-BOT-BC221859  Stenotaphrum secundatum John Thomas Howell 1964-6-29 40807 San Luis Obispo Cambria Comment
  OBI15423  Stephanomeria cichoriacea Robert F. Hoover 1964-8-13 9210 San Luis Obispo Santa Lucia Range. San Bernardo Crk, N slope Comment
  UC771649  Stephanomeria elata R. F. Hoover 1946-8-26 6351 San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC375300  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-9-21 10093 San Luis Obispo Price Canyon near Pismo Beach Comment
  OBI46202  Stephanomeria exigua subsp. carotifera David J. Keil 1982-6-27 16333 San Luis Obispo Hills overlooking Los Osos from the S Comment
  SBBG116895  Stephanomeria exigua subsp. carotifera R. F. Hoover 1969-9-15 11589 San Luis Obispo San Bernardo Crk Comment
  CAS-BOT-BC375298  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-10-1 10095 San Luis Obispo Upper Arroyo Grande opposite Routzahn [Routzhan] County Park Comment
  OBI65433  Stephanomeria virgata M. Petroelje & J. Clark, J. Clark 1998-7-2 s.n. San Luis Obispo Camp Roberts. LCTA Plot 3, flood plain of Nacimiento River. 170 Comment
  JEPS119361  Stipa cernua R. Snyder, K. Soler 2012-5-16 CA 160 -02 San Luis Obispo Pipeline rd. 1 mi south of soda lake rd. on right hand side. Some along road. Comment
  RSA128952  Streptanthus tortuosus Clare B. Hardham 1958-6-4 3545 San Luis Obispo Santa Lucia Mountains; Cone Peak. Comment
Read comments
Jul 10 2012
  OBI80091  Stuckenia pectinata David J. Keil, Nancy Lagrille, Dieter Wilken, and Mark Skinner 2012-8-28 31510 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Foredunes and lagoon in vicinity of mouth of Pismo Creek 7 Comment
  CAS-BOT-BC323010  Stylocline masonii H. L. Mason 1935-3-30 8252 San Luis Obispo Cholame Valley Comment
  OBI17179  Suaeda californica Robert F. Hoover 1946-1 San Luis Obispo Comment
  CAS-BOT-BC99082  Symphyotrichum chilense Alice Eastwood; John Thomas Howell 1936-5-6 2244 San Luis Obispo Polytechnic Canyon, San Luis Obispo Comment
  SBBG118192  Taeniatherum caput-medusae E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 52 San Luis Obispo near tank trail parallel to Avery Rd, Avery vernal pool exclosure; Camp Roberts 180 Comment
  SBBG92986  Tamarix parviflora C. F. Smith 1951-4-19 3052 San Luis Obispo Hwy 1 just N of Nymphaea marsh in Black Lake Cyn on Nipomo Mesa Comment
  OBI71202  Tamarix ramosissima Ann Cochran 1986-7-27 51 San Luis Obispo Area of flats, E of Soda lake Rd 579 Comment
  CAS-BOT-BC376970  Taraxacum officinale Clare B. Hardham 1957-11-13 2747 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Comment
  OBI54868  Tauschia arguta David J. Keil, with Kathleen A. Keil 1997-4-22 26230 San Luis Obispo Los padres national forest. la panza mountains. east side of pozo summit along pozo road, 5.6 road miles north of junction with san jose-avenales road. 610 Comment
  UC1583633  Tauschia arguta David Keil 1986-5-13 19447 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout; near Hi Mountain Lookout 944 Comment
  OBI8739  Tauschia hartwegii Robert F. Hoover 1964-6-5 8931 San Luis Obispo Summit of main ridge W of upper Lopez Cyn Comment
  UCR32109  Thalictrum fendleri David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, L. Seek 1982-5-8 16024 San Luis Obispo Santa Lucia Mtns (Coast Ranges), Cypress Mountain, east of Cambria Comment
  CDA11476  Thalictrum fendleri var. fendleri G. F. Hrusa 1995-5-28 12246 San Luis Obispo East of US 101 on Cuesta Ridge. Los Padres National Forest, Black Butte Research Natural Area. Comment
  UCR81091  Thelypodium lemmonii G. Fred Hrusa, J. A. Hart 1993-4-6 10698 San Luis Obispo Inner South Coast Range, Carrizo Plain, S end of Soda Lake on E side 610 Comment
  OBI42780  Thermopsis californica var. californica David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16028 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts 30 Comment
  OBI74987  Thysanocarpus curvipes Michael Walgren 2011-3-3 217 San Luis Obispo Los Osos State Reserve off Los Osos Valley Rd near Los Osos Comment
  UC455302  Thysanocarpus curvipes I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  CAS-BOT-BC66622  Thysanocarpus curvipes Ernest C. Twisselmann 1971-4-10 17574 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Goldtree Hills, southwest of Grants Lake. 548 Comment
  UC1334761  Thysanocarpus curvipes R. S. Woglum 1941-4-26 2975 San Luis Obispo Simmler; San Luis Obispo County (east-central) Comment
  CAS-BOT-BC67159  Thysanocarpus laciniatus Roxana S. Ferris 1929-4-16 7674 San Luis Obispo 8 miles north of Cayucos. Comment
  OBI27293  Thysanocarpus laciniatus Robert L. Allen, Nancy E. Arnold 1981-5-20 340 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts. 305 Comment
  CDA11453  Torilis arvensis G. F. Hrusa 1995-5-28 12211 San Luis Obispo Black Butte Research Natural Area; Black Butte Research Natural Area. E base of Ridge 2. Comment
  SBBG96384  Torilis arvensis C. F. Smith 1987-5-28 12109 San Luis Obispo near summit of Prefumo Cyn along rd into Los Osos Valley Comment
  OBI35351  Toxicodendron diversilobum Melody Dickens 1981-4-15 75 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  SBBG104414  Toxicoscordion fremontii F. L. Johnson Proctor 1993-2-20 ROB 157 San Luis Obispo ca. 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI8645  Tribulus terrestris Robert F. Hoover 1966-10-8 10136 San Luis Obispo E part of Cuyama Valley, on border of cultivated field Comment
  OBI13444  Trichostema lanatum Robert F. Hoover 1969-6-3 11358 San Luis Obispo Calf Cyn Comment
  OBI36861  Trichostema lanceolatum Eric Wise 1981-9-17 1185 San Luis Obispo Painted Rock-Soda Lake Spring Comment
  OBI71192  Trichostema lanceolatum Ann Cochran 1986-7-19 20 San Luis Obispo California Valley. Orchard at the corner of Cucamunga and Doris trl 579 Comment
  OBI39055  Trifolium albopurpureum David J. Keil 1986-3-22 19080 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. Along Soda Lake Rd S of Soda Lake at jctn with Kern county Land Company Ranch rd T32S, R1E, sec 33 671 Comment
  SEINET7062896  Trifolium albopurpureum A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo? (WGS84/NAD83). UTM Zone 10, 716125mE, 3906095mN. 523 Comment
  POM96040  Trifolium albopurpureum Philip A. Munz 1926-4-9 10189 San Luis Obispo 35 miles east of Paso Robles. Comment
  OBI12712  Trifolium barbigerum Robert F. Hoover 1948-4-25 7489 San Luis Obispo Price Cyn Comment
  OBI64972  Trifolium bifidum Greg Wilvert 2005-4-1 83 San Luis Obispo SE Half of the Caliente Range. N edge of range 759 Comment
  SD244709  Trifolium depauperatum David Keil 1998-5-19 27307 San Luis Obispo Laguna Lake Park, San Luis Obispo. Comment
  UC454721  Trifolium depauperatum var. amplectens Unangst and Roadhouse 1906-4-21 San Luis Obispo Sycamore Canyon Comment
  OBI58050  Trifolium dichotomum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27479 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1 (35 deg. 40.233' N x 121 deg. 02.851' W). Comment
  CAS-BOT-BC257172  Trifolium dubium M. Wetherwax; E. L. Painter 2000-4-19 CR- 25 San Luis Obispo Camp Roberts. Near W. Perimeter Rd., Training Area T, ca. 1.5 air km nw of intersection with Generals Rd. 220 Comment
  OBI26912  Trifolium fragiferum David J. Keil 1977-8-21 12508 San Luis Obispo Ca 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  OBI31784  Trifolium fragiferum Turnquist, Smeltzer 1982-7-23 182 San Luis Obispo Laguna Lake Park, near developed trl and roadway on E side of lake Comment
  UCD109013  Trifolium fucatum P. B. Kennedy 1929-4-11 10187 San Luis Obispo San Luis Obispo County: 5.5 miles from Morro. Comment
  RSA164337  Trifolium fucatum var. gambelii Unspecified 1961-4-14 7373 San Luis Obispo Headwaters Santa Rosa Creek. Comment
  UC1130044  Trifolium gracilentum N. K. Carlson 1936-3-18 124 San Luis Obispo 1 mi e Nipomo; Arroyo Grande quad 76 Comment
  UCR121531  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2002-4-21 7618 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  RSA164338  Trifolium macraei Clare B. Hardham 1961-4-14 7380 San Luis Obispo Protestant cemetery, Cambria. Comment
  RSA0042197  Trifolium microcephalum LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6444 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  UCR92510  Trifolium microcephalum G. Fred Hrusa 1995-5-28 12209 San Luis Obispo E base of Ridge 2, Black Butte Research Natural Area 500 Comment
  OBI57925  Trifolium oliganthum David J. Keil 1998-4-28 26981 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI28248  Trifolium variegatum Spasbo/Krystoff 1982-4-18 45 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  UC1583639  Trifolium variegatum David Keil 1983-4-23 16935 San Luis Obispo w hwy (and n of the arroyo); Arroyo de la Cruz vicinity Comment
  RSA15705  Trifolium variegatum var. melananthum Carl B. Wolf 1929-4-13 3451 San Luis Obispo 1 mile north of Santa Margarita 274 Comment
  OBI38327  Trifolium willdenovii David J. Keil 1979-4-29 13051 San Luis Obispo See Cyn Comment
  OBI32126  Trifolium wormskioldii David J. Keil, Eric A. Wise 1981-5-25 14820 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  RSA355805  Trifolium wormskioldii Robert F. Thorne 1968-6-7 37775 San Luis Obispo Jack Lake: 3 miles south of Oceano Comment
  SD264799  Triodanis biflora David Keil, V. L. Holland 2015-5-11 33183 San Luis Obispo Arroyo Grande, 400 Aloma Way. 89 Comment
  OBI33274  Triodanis biflora Kathleen G. Jones, Gaylord J. Jones 1983-6-9 s.n. San Luis Obispo