Search Results — 2000 specimen records retrieved (1122 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI12226  Abronia latifolia Robert F. Hoover 1967-9-15 10867 San Luis Obispo S of Oso Flaco Lake Comment
  CAS-BOT-BC229570  Abronia maritima Ira L. Wiggins 1929-4-16 3626 San Luis Obispo 4 miles N of Morro Bay Comment
  POM180541  Abronia maritima Roxana S. Ferris 1929-4-16 7649 San Luis Obispo Toro Creek; coast road north of Morro Comment
  POM215601  Abronia maritima D. D. Keck 1933-5-5 2196 San Luis Obispo Morro Bay, on the strand. Comment
  UC1285088  Abronia pogonantha R. F. Hoover 1952-5-6 8154 San Luis Obispo 6 mi e Creston (on la Panza road) Comment
  CAS-BOT-BC229445  Abronia umbellata R. F. Hoover 1947-7-26 7324 San Luis Obispo Piedras Blancas Point Comment
  SBBG34816  Abronia umbellata Mrs. R. W. Summers 1883-6-26 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI78315  Abronia umbellata var. umbellata David J. Keil, Eric Wise 1981-5-25 14779 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI83476  Acacia longifolia Lauren Hatter, Nic Clark, Joshua Muller, Julia Sauer 2017-1-29 1 San Luis Obispo Pismo beach, Oceana dune trail. 200 feet up the trail going into the dune next to the beach access growing on the south facing side of the trail. 5 Comment
  OBI13402  Acacia longifolia Robert F. Hoover 1948-2-12 7417 San Luis Obispo Near Callender RR siding Comment
  UC1296069  Acaena pinnatifida var. californica R. F. Hoover 1949-5-7 7663 San Luis Obispo Piedras Blancas Point (just north of) Comment
  CAS-BOT-BC219678  Acanthomintha obovata subsp. cordata R. F. Hoover 1950-4-30 7862 San Luis Obispo La Panza district Comment
  UC572367  Acanthomintha obovata subsp. cordata P. L. Johannsen 1937-5-31 1179 San Luis Obispo 2 1/2 mi w of Painted Rock 914 Comment
  CAS-BOT-BC28747  Achillea millefolium Dennis E. Breedlove 1962-8-7 4102 San Luis Obispo Near Oso Flaco Lake, 3 miles N of Guadalupe Comment
  OBI53470  Achillea millefolium Arthur W. Hazebrook 1992-7-7 119 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso flaco Lake and surrounding dunes Comment
  OBI56616  Achyrachaena mollis David J. Keil, with Kathleen A. Keil 1998-5-26 27462 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
  SBBG104243  Acmispon americanus F. L. Johnson, E. A. Young 1993-5-23 ROB 538 San Luis Obispo 1 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI28980  Acmispon americanus var. americanus David J. Keil 1977-8-21 12502 San Luis Obispo 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  OBI28849  Acmispon brachycarpus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14472 San Luis Obispo Rd at S end of Soda Lake ca. 1/4 mi E of Soda Lake Rd Comment
  OBI65922  Acmispon brachycarpus D. R. Miller 1994-4-8 494 -182 San Luis Obispo Pine Mt Region. From roadway on Rd in to Cole Ranch, Marmolejo Crk drainage 853 Comment
  SD129665  Acmispon cytisoides Barbara Ertter, D. Keil, J. Hickman, T. Sholars 1987-4-11 6848 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca. 7 airmiles north of San Simeon, top of north-facing slope ca. 1 mile from Hwy 1 60 Comment
  OBI13003  Acmispon glaber var. glaber Robert F. Hoover 1965-5-20 9374 San Luis Obispo Hill W of Poly Cyn, SLO Comment
  OBI66532  Acmispon grandiflorus var. grandiflorus Matthew Arterburn 1997-4-28 75 San Luis Obispo Fris Camp near Black Mtn, La Panza Range 701 Comment
  SBBG98824  Acmispon heermannii var. heermannii C. F. Smith 1958-8-2 5833 San Luis Obispo Dune Lakes, ca. 3 mi S of Oceano Comment
  OBI13205  Acmispon heermannii var. orbicularis Robert F. Hoover 1965-6-20 9448 San Luis Obispo Just N of Oso Flaco Lake Comment
  SBBG127944  Acmispon heermannii var. orbicularis M. A. Elvin, G. M. Greenwald 2013-8-9 7227 San Luis Obispo Myrtle Pond, ca. 250 m from Pacific Ocean; Guandalupe-Nipomo Dunes National Wildife Refuge 9 Comment
  UCD103763  Acmispon junceus var. biolettii G. F. Hrusa 1995-5-28 12296 San Luis Obispo San Luis Obispo County: Ridge immediately SW of Radio Facility 2 (Peak 1). Black Butte Research Natural Area. 600 Comment
  OBI44951  Acmispon junceus var. biolettii David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles, and Joanna Tomassacci 1987-5-17 20160 -2 San Luis Obispo Los Padres Natl Forest, Cuesta East past end of rd along fire trl in area burned by both the Gay Mtn fire and the las Pilitas fire Comment
  OBI15589  Acourtia microcephala Robert F. Hoover 1946-6-29 6202 San Luis Obispo Between Paso Robles and Adelaida Comment
  OBI15586  Acourtia microcephala Robert F. Hoover 1946-8-17 6286 a San Luis Obispo Arroyo Grande Crk below jctn of Lopez Cyn Comment
  UC455571  Acourtia microcephala I. J. Condit 1911-8-17 San Luis Obispo C. P. S. Canyon Comment
  PASA2379  Actaea spicata Margaret Stason 1930-4-14 San Luis Obispo West of Templeton Comment
  OBI19168  Adenostoma fasciculatum Phil Ashley 1979-5-8 s.n. San Luis Obispo On campus of Calif Polytechnic state univ Comment
  OBI31018  Adenostoma fasciculatum Julie M. Vanderweir 1979-5-11 19 San Luis Obispo Indian Knob Tar Sands Comment
  RSA0035030  Adenostoma fasciculatum W. M. Arbaugh 1968-5-7 208 San Luis Obispo Morro Road between Atascadero and Morro Bay. Comment
  SBBG95575  Adenostoma fasciculatum var. fasciculatum J. Eliot 1986-5-21 27 San Luis Obispo Cuesta Ridge, 1 mi W on TV Tower Rd off Hwy 101 Comment
  OBI30552  Adenostoma sparsifolium Melissa Luckow 1982-4-7 750 San Luis Obispo Phoenix Crk Comment
  CDA42506  Adiantum capillus-veneris T. C. Fuller 1962-2-28 7721 San Luis Obispo Santa Rosa Creek, road to Paso Robles, 10.5 miles east of Cambria. 0 Comment
  OBI1095  Adiantum jordanii P. J. Justen 1966-4-6 4 San Luis Obispo Upper end of Lopez Canyon, in rocky, humus soil at the base of a shady hillside about 10 yds. from a stream Comment
  CAS-BOT-BC68931  Adiantum jordanii Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14045 San Luis Obispo La Panza Range - La Panza Public Camp 603 Comment
  OBI72012  Ageratina adenophora Michael Walgren 2010-2-1 71 San Luis Obispo Irish Hills, Montana de Oro State Park. New property acquisition known as the 160 acre "Basseri" property at 4840 See Cyn Rd, approx 8 mi from Los Osos Valley Rd and 0.5 mi from jctn with Perfumo Cyn Rd. Inland portion of property on inland side of See Cyn rd. In un-nmaed drainage N of home site 335 Comment
  SBBG96773  Agoseris grandiflora D. A. Young, S. Junak, T. Ayers 1989-4-27 1956 San Luis Obispo 0.4 mi W of W end of Cuesta Ridge Botanical Area Comment
  CAS-BOT-BC22727  Agoseris grandiflora var. grandiflora R. F. Hoover 1949-5-16 7700 San Luis Obispo Poly Canyon, San Luis Obispo Comment
  CAS-BOT-BC29681  Agoseris grandiflora var. grandiflora J. T. Howell 1964-6-30 40853 San Luis Obispo Cambria Comment
  SBBG117833  Agoseris heterophylla M. Wetherwax, E. Painter 2003-3-19 CR 400 San Luis Obispo Boy Scout Rd; Camp Roberts 216 Comment
  UCSB15351  Agoseris heterophylla 1962-3-29 San Luis Obispo 25.5 miles west of Simmler, La Panza Range 411 Comment
  OBI31424  Agoseris heterophylla var. cryptopleura Joy Nishida, Julie Oxford 1982-4-16 294 San Luis Obispo American Cyn. 1.7 mi S of Amer cyn campground, at stream crossing 488 Comment
  SEINET13764488  Agrostis diegoensis D. Keil 1982-1 16227 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon, Comment
  JEPS100286  Agrostis exarata Dean W. Taylor 1993-6-22 13698 San Luis Obispo Irish Hills, on PG&E Diablo Canyon Nuclear Power Plant facility site; ridge between Coon Creek and Crowbar Canyon, on slope E of Last benchmark 441 Comment
  OBI22566  Agrostis exarata Robert F. Hoover 1953-5-7 8293 San Luis Obispo Coast W of Cambria Comment
  UCD52099  Agrostis exarata Ernest C. Twisselmann 1965-11-2 11705 San Luis Obispo San Luis Obispo County: Arroyo de la Cruz (between Highway 1 and the ocean). 12 Comment
  CAS-BOT-BC139723  Agrostis gigantea Ernest C. Twisselmann 1957-8-23 4013 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 670 Comment
  OBI82532  Agrostis gigantea David J. Keil 2015-7-8 33299 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road 280 Comment
  CAS-BOT-BC139366  Agrostis hooveri Clare B. Hardham 1958-6-22 3729 San Luis Obispo See Canyon, Avila. Comment
  OBI22531  Agrostis hooveri Robert F. Hoover 1963-7-30 8591 San Luis Obispo NE side of Los Osos Valley Comment
  OBI30849  Agrostis hooveri Julie M. Vanderweir 1979-8-25 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI25747  Agrostis hooveri David J. Keil, R. A. Pimentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14055 San Luis Obispo San Luis Range, W of See Cyn rd. Old mining road in Hibberd Preserve (owned by the Nature Conservancy) Comment
  OBI56989  Agrostis pallens David J. Keil 1995-5-23 25202 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI56476  Agrostis tandilensis David J. Keil 1998-4-27 26920 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  OBI22516  Aira caryophyllea Robert F. Hoover 1954-5-15 8346 San Luis Obispo Calf Cyn Comment
  UCSB38743  Allenrolfea occidentalis Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Junction of roads at SE end of Soda Lake, SE of California Valley, 30.8 mi. NW of junction of Westside Hwy. and Soda Lake Rd., Carrizo Plain Comment
  UC57501  Allium crispum J. H. Barber 1899-4-19 San Luis Obispo Paso Robles Comment
  OBI28094  Allium crispum Carrie Wilson, Allison Berry 1982-4-24 11 San Luis Obispo Approx 6.5 mi NW of Paso Robles on CA Rte G14. 1/2 mi inside entrc to Devil's Gorge Cmpgd.On ridge above E shore of Lake Nacimiento Comment
  SJSU3322  Allium crispum C. W. Sharsmith 1962-4-20 6779 San Luis Obispo Eben McMillan Ranch, Bitterwater Valley in Shandon Hills c. 7 mi E of Shandon Comment
  UC1296350  Allium fimbriatum var. fimbriatum R. F. Hoover 1964-5-11 8774 San Luis Obispo road from Pozo-Arroyo Grande summit to High Mountain Comment
  OBI28171  Allium haematochiton Michael Glass 1981-5-5 42 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ, San Luis Obispo Comment
  SBBG107898  Allium haematochiton C. B. Hardham 1958-3-22 2905 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  SBBG57478  Allium haematochiton M. M. Miles 1886-1 1397 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC470934  Allium howellii var. howellii Ernest C. Twisselmann 1955-4-6 1819 San Luis Obispo Summit of Crocker Pass, Southeastern San Luis Obispo County; the Temblor Range and Western San Joaquin Valley 883 Comment
  OBI79534  Allium lacunosum var. lacunosum Michael Walgren 2014-5-4 413 San Luis Obispo Cayucos, on the top of a serpentine hill immediately inland of Highway One at the top of the highway rise. 120 Comment
  UCR32048  Allium lacunosum var. lacunosum Rhonda L. Riggins 1983-5-23 1487 San Luis Obispo West side of San Bernardo Creek Road, 1.1 mi north of Calif. Hwy 1 49 Comment
  CAS-BOT-BC472748  Allium lacunosum var. micranthum Ernest C. Twisselmann 1955-5-27 2040 San Luis Obispo Cammatta Road, 3/8 mile east of Honey Bee Mine, upper Cammatta Canyon 640 Comment
  UC55353  Allophyllum divaricatum J. H. Barber 1900-3-30 1018 San Luis Obispo Santa Lucia Mts. Comment
  UC1023823  Allophyllum gilioides subsp. gilioides R. F. Hoover 1947-4-4 6876 San Luis Obispo w. side Cottonwood Pass Comment
  UCD97177  Amaranthus albus Ernest C. Twisselmann 1958-8-17 4677 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern part of county, Shandon. 655 Comment
  OBI80781  Amaranthus blitoides George Butterworth 2014-11-10 935 San Luis Obispo Carriso Plain. Simmler Ecological Reserve east of Bitterwater Road. 630 Comment
  OBI56840  Amaranthus hybridus David J. Keil 1998-9-4 28097 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
  OBI56843  Amaranthus powellii David J. Keil 1998-6-8 27688 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  OBI69142  Amaranthus powellii Kristina L. Schultz 2000-11-24 34 San Luis Obispo San Luis Obispo airport. Located off broad across from San Luis Obispo airport Comment
  UCD97808  Amaranthus retroflexus Ernest C. Twisselmann 1963-8-23 8882 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  OBI66753  Amaryllis belladonna David J. Keil, with V. L. Holland 2000-9-6 29107 San Luis Obispo San Luis Obispo. Hillside above end of Lizzie Street near La Loma adobe Comment
  CAS-BOT-BC13638  Ambrosia acanthicarpa Javier Penalosa 1960-11-14 1000 San Luis Obispo Four (Kramers) Corners, the intersection of US 395 & 466 Comment
  CAS-BOT-BC61480  Ambrosia chamissonis Clare B. Hardham 1957-7-31 2512 San Luis Obispo .9 miles north of Cambria Comment
  UC2027085  Ambrosia salsola Greg Wilvert 2005-4-17 274 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  OBI58682  Amelanchier utahensis David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27524 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 22.4 miles NE, then NW from Hwy 1, NW of Burnett Peak, 1 mile from Monterey Co. line. Comment
  OBI59696  Amelanchier utahensis David J. Keil, with V. L. Holland 2001-5-29 29511 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
  UCR264561  Ammophila arenaria Mark A. Elvin, Jason Storlie 2014-10-10 7648 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, small swale/water hole c. 100 m NNW of Myrtle Pond, 250 m from Pacific Ocean 8 Comment
  UC572317  Amorpha californica var. californica B. Bolt 1936-5-7 703 San Luis Obispo 1.75 mi n Black Butte; Santa Barbara National Forest, San Luis Obispo County 396 Comment
  CAS-BOT-BC222382  Amsinckia douglasiana Ira L. Wiggins 1932-3-20 5780 San Luis Obispo In immediate vicinity of Cholame Comment
  UC524072  Amsinckia douglasiana Ira L. Wiggins 1932-3-20 5794 San Luis Obispo hillsides at e end of Cholame Valley Comment
  POM220936  Amsinckia furcata D. D. Keck, J. Clausen 1935-4-9 3107 San Luis Obispo Summit of Polonic Pass, 5 mi. east of Cholame on road to Lost Hills, southern tip of Diablo Range. 579 Comment
  OBI28253  Amsinckia intermedia Spasbo/Krystoff 1982-4-18 14 San Luis Obispo 22 mi E of Arroyo Grande Comment
  OBI60103  Amsinckia menziesii G. F. Hrusa, T. D. Wilfred 1997-3-12 13648 San Luis Obispo Carrizo Plain. S end; +/- 6-7 m S of Washburn ranch 630 Comment
  OBI28846  Amsinckia menziesii David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14469 San Luis Obispo Road at S end of Soda Lake ca 1/4 mi E of Soda Lake rd Comment
  OBI32644  Amsinckia menziesii David J. Keil 1982-5-2 15906 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero rd with Calif Rte 58 and S on dirt rd Comment
  RSA70713  Amsinckia spectabilis L. S. Rose 1950-5-13 50123 San Luis Obispo Oso Flaco Lake region Comment
  UC1284995  Amsinckia spectabilis R. F. Hoover 1948-4-14 7451 San Luis Obispo near Piedras Blancas Point Comment
  OBI72379  Amsinckia spectabilis var. microcarpa Anthony Baniaga 2010-5-22 226 San Luis Obispo Black Lake cyn, Callender property 19 Comment
  SBBG103412  Amsinckia tessellata E. R. Blakley 1986-3-2 San Luis Obispo Soda Lake Comment
  RSA67553  Amsinckia tessellata P. A. Munz 1951-4-12 16276 San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. 762 Comment
  UC1178382  Amsinckia tessellata var. gloriosa P. M. Ray 1950-4-12 K 1 San Luis Obispo road between Union School and Creston Comment
  UCR131347  Amsinckia tessellata var. tessellata George K. Helmkamp, E. A. Helmkamp 1999-5-22 4899 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  UC1953165  Amsinckia vernicosa var. vernicosa David Keil with C. N. P. S. Rare Plant Workshop participants 2010-3-25 30671 San Luis Obispo Chimineas Ranch, ca. 1 mile south of main ranch. Comment
  SBBG81653  Ancistrocarphus filagineus C. F. Smith 1950-4-28 2690 San Luis Obispo near Syncline Hill Comment
  OBI77037  Ancistrocarphus filagineus Unknown 1993-4-23 s.n. San Luis Obispo Carrizo Plain Natural Area. Abbott Cyn, t11N, R27W, sec 12 NWQ 792 Comment
  JEPS13780  Androsace elongata subsp. acuta W. L. Jepson 1927-4-26 12016 San Luis Obispo Carrizo Plain 670 Comment
  CAS-BOT-BC273166  Anisocarpus madioides R. F. Hoover 1964-5-12 8803 San Luis Obispo Upper Lopez Canyon Comment
  OBI39361  Antirrhinum kelloggii David J. Keil 1982-5-2 15904 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif rte 58 and S on dirt rd Comment
  OBI33386  Antirrhinum kelloggii David J. Keil 1982-3-20 15764 San Luis Obispo San Luis Range in Irish Hills along dirt rd leading from See Cyn Rd to Hibberd Preserve Comment
  OBI9738  Antirrhinum kelloggii Robert F. Hoover 1947-4-12 6908 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  OBI65884  Antirrhinum multiflorum D. R. Miller 1994-6-8 694 .424 San Luis Obispo Pine Mt Region. On Rocky Butte slope, out from the Lookout Area; Pico Crk drainage 914 Comment
  OBI9733  Antirrhinum multiflorum E. Maino 1931-6-2 152 San Luis Obispo Comment
  CDA26395  Antirrhinum orontium David J. Keil 2001-6-26 29625 San Luis Obispo Arroyo Grande, Camino Mercado, circa 0.2 miles north from junction with West Branch street. 0 Comment
  OBI54000  Antirrhinum ovatum Clifton F. Smith 1991-6-25 12215 San Luis Obispo At crest of hill along road between Cuyama Valley and Carrizo Plain, in western part of Caliente Mountain ridge 1372 Comment
  OBI31951  Apiastrum angustifolium David J. Keil 1982-6-26 16205 San Luis Obispo Vicinity of Arroyo de la Cruz N of san Simeon Comment
  OBI65101  Apiastrum angustifolium Greg Wilvert 2005-4-30 359 San Luis Obispo SE Half of the Caliente Range. 200 m S of Padrones Spring 914 Comment
  OBI72242  Apiastrum angustifolium Anthony Baniaga 2010-4-4 96 San Luis Obispo Tierra Redonda BLM ACEC 365 Comment
  CDA20404  Apium graveolens Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Callender Dunes; Big Twin Lake along SW shore. Comment
  OBI37405  Apium graveolens Eric Wise 1981-6-11 519 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI57060  Apocynum cannabinum Frederic Hrusa 1993-5-20 11022 San Luis Obispo Paso Robles. approx 300 m n of niblick Rd bridge Comment
  CDA24196  Aquilegia eximia T. C. Fuller 1962-7-19 9242 San Luis Obispo Perfumo Canyon Road, 1.7 miles west of junction with Los Osos Valley Road, ca. 6 miles southwest of San Luis Obispo. 0 Comment
  UC454463  Aquilegia formosa E. P. Unangst 1906-9-9 San Luis Obispo Upper Reservior Comment
  UC455234  Arabis glabra I. J. Condit 1910-4-17 San Luis Obispo Chorro Creek Comment
  OBI20494  Aralia californica Robert F. Hoover 1965-9-7 9535 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  OBI14780  Arbutus menziesii B. A. Smith 1966-4-3 3 San Luis Obispo About 3 mi on Cuesta Ridge Trail E of hwy 101 Comment
  CAS-BOT-BC24194  Arctostaphylos R. F. Hoover 1947-3-26 6767 San Luis Obispo Price Canyon on steep shaded sandstone slope Comment
  CAS-BOT-BC23575  Arctostaphylos crustacea R. F. Hoover 1946-3-16 6552 San Luis Obispo Upper Arroyo Grande at top of ridge opposite County Park. Comment
  OBI14699  Arctostaphylos crustacea Robert F. Hoover 1965-2-28 9334 San Luis Obispo Trail to Cerro Alto from Cerro Alto Camp Comment
  OBI71463  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28221 San Luis Obispo Montana de Oro State Park. Manzanita trl Comment
  SBBG80774  Arctostaphylos crustacea subsp. crustacea D. Keil, M. McLeod, M. Luckow 1980-5-18 14001 San Luis Obispo Arroyo de la Cruz, ca. 1 mi E of St Hwy 1, Hearst Ranch Comment
  OBI14733  Arctostaphylos cruzensis Robert F. Hoover 1959-4-3 8493 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 Comment
  CAS-BOT-BC24872  Arctostaphylos glandulosa subsp. cushingiana P. A. Munz 1953-2-3 18276 San Luis Obispo 9 mi. from Pozo on road to La Panza. 609 Comment
  OBI5007  Arctostaphylos glandulosa subsp. cushingiana W. Kent Allender 1962-12-17 20 San Luis Obispo Cuesta Summit N of US 101 Comment
  JEPS98823  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8605 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  UC1120195  Arctostaphylos glandulosa subsp. glandulosa H. C. Lee 1936-2-16 398 San Luis Obispo head of Newsom Canyon Arroyo Grande Quadrangle Comment
  OBI77978  Arctostaphylos glandulosa subsp. glandulosa D. R. Miller 2012-11-15 1112 .1033 San Luis Obispo Rocky Butte/Pine Mt Region. Along Ridge Rd near Coles' ridge gate, Marmolejo drainage 914 Comment
  UCR163127  Arctostaphylos glandulosa subsp. mollis George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, just north of Montana de Oro State Park 30 Comment
  CAS-BOT-BC39206  Arctostaphylos glauca Steve Boyd 2007-2-17 11714 San Luis Obispo Coast Ranges, La Panza Range: Los Padres National forest along Pozo Road at Pozo Summit, 803 Comment
  SBBG104270  Arctostaphylos glauca F. L. Johnson Proctor 1993-3-22 ROB 112 San Luis Obispo 2 km S of Twin Bridges on Boy Scout Rd; Camp Roberts 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
  UC82930  Arctostaphylos hookeri subsp. hearstiorum Katharine Brandegee July 1889 San Luis Obispo San Simeon Comment
  CAS-BOT-BC24532  Arctostaphylos hookeri subsp. hearstiorum Roman Gankin; W. R. Russell 1962-2-22 341 San Luis Obispo North-facing slope of hill just to the s. of Arroyo de la Cruz. 1.5 mi. e. of State highway 1, 9.4 mi. n. of entrance to Comment
  SEINET11984839  Arctostaphylos hookeri subsp. hearstiorum Unknown 1965-1 479 San Luis Obispo 0.25 mi E of CA 1 on hill just N of Arroyo de los Chinos, ca 15 mi N of San Simeon Comment
  OBI14663  Arctostaphylos hooveri Robert F. Hoover 1964-3-15 8891 San Luis Obispo Pine Top Mt, S of San Carpoforo Crk Comment
  CAS-BOT-BC39012  Arctostaphylos luciana R. F. Hoover 1964-3-14 8651 San Luis Obispo Head of Lopez Canyon, growing in white shale. Comment
  RSA633188  Arctostaphylos morroensis Jon E. Keeley, Melanie Baer-Keeley 1993-9-4 24363 San Luis Obispo At the entrance to Montana de Oro State Park. 70 Comment
  UC1121454 Image available Arctostaphylos morroensis Beryl Schreiber 1938-10-7 2554 San Luis Obispo 0.5 mi n Hazard Canyon; Cayucos Quad.; Cayucos, San Luis Obispo Co. 76 Comment
  CHSC83106  Arctostaphylos obispoensis David A. Young; S. A. Junak, M. Carroll 1989-3-13 1845 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve. Comment
  RSA7421  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16843 San Luis Obispo Chorro Creek 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
  CAS-BOT-BC39842  Arctostaphylos obispoensis Ira L. Wiggins 1929-4-16 3665 San Luis Obispo Grade 6 miles above Moro on Atascadero road. Comment
  OBI64577  Arctostaphylos obispoensis David J. Keil, with V. L. Holland 2003-4-7 30124 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  RSA381037  Arctostaphylos obispoensis Roman Gankin, W. Richard Hildreth, Rod Myatt, Ben Hager, Tom King 1969-9-21 1312 San Luis Obispo On Cuesta Ridge 5.3 miles west of Hwy 101. Comment
  SBBG17218  Arctostaphylos obispoensis C. B. Hardham 1956-3-10 204 San Luis Obispo Cuesta Grade, N of San Luis Obispo Comment
  SD211592  Arctostaphylos obispoensis Barbara Ertter, D. Keil et al 1987-4-11 6834 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, circa 7 airmiles North of San Simeon, 2-3 miles from Highway 1; ridge on South side of arroyo 121 Comment
  SD49820  Arctostaphylos obispoensis A. E. Wieslander 1936-6-26 650 San Luis Obispo Cayucos Quadrangle, Morro Creek 89 Comment
  RSA633454  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27629 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  SBBG48504  Arctostaphylos osoensis H. S. Meyer, A. Meyer 1974-6-22 San Luis Obispo saddle between Hollister Pk and Black Hill Comment
  SD175818  Arctostaphylos osoensis G. F. Hrusa 1995-6-20 12421 San Luis Obispo Large colony on SW-facing shoulder of Hollister Peak. Bare volcanic substratum, immediately below last steep ascent to peak from S side. 374 Comment
  POM202868  Arctostaphylos pechoensis Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo See Canyon and Irish Hills Comment
  SEINET11989180  Arctostaphylos pechoensis R. Gankin, Hildreth, W. R. 1967-1 1123 San Luis Obispo near divide between Perfumo Canyon & See Canyon on See Canyon side Comment
  OBI14552  Arctostaphylos pilosula Robert F. Hoover 1946-10-20 6522 San Luis Obispo Huasna district Comment
  OBI30854  Arctostaphylos pilosula Julie M. Vanderwier 1979-5-18 46 San Luis Obispo Indian Knob Tar Sands. Comment
  OBI59253  Arctostaphylos pilosula Pamela L Williams, Stephen A. Laymon 2001-5-21 s.n. San Luis Obispo BLM parcel N of Santa Margarita Lake, S of Las Pilitas Rd, very close to top of ridge on S slope 5-10 percent slope 594 Comment
  UC1137533  Arctostaphylos pilosula A. E. Wieslander 1935-2-26 607 San Luis Obispo s Los Berros Creek; Arroyo Grande Quadrangle Comment
  CAS-BOT-BC44400  Arctostaphylos pilosula Walter Knight; Irja Knight 1986-4-13 6349 San Luis Obispo Santa Barbara Road (Atascadero Road) 2 mi from Atascadero Comment
  JEPS49512  Arctostaphylos pilosula H. A. Jensen 1933-6-14 San Luis Obispo near Miles 152 Comment
  OBI53055  Arctostaphylos pilosula David J. Keil, Randi McCormick 1995-5-9 25055 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  UC1276219  Arctostaphylos pilosula R. F. Hoover 1963-5-2 8552 San Luis Obispo summit of range e Pozo; La Panza Range Comment
  RSA202098  Arctostaphylos pilosula subsp. pilosula H. C. Lee 1936-2-26 426 San Luis Obispo South Los Burros Creek. 121 Comment
  OBI14523  Arctostaphylos rudis Robert F. Hoover 1960-1-3 8513 San Luis Obispo Nipomo Mesa just above Los Berros Comment
  OBI72357  Arctostaphylos rudis Anthony Baniaga 2010-4-7 111 San Luis Obispo Black Lake cyn, Choin property 25 Comment
  CAS-BOT-BC46273  Arctostaphylos rudis R. F. Hoover 1960-1-3 8513 San Luis Obispo Nimpomo Mesa just above Los Berros. Comment
  OBI71460  Arctostaphylos tomentosa David J. Keil 1999-3-23 28220 San Luis Obispo Montana de Oro State Park. Comment
  CDA17693  Arctostaphylos wellsii A. Griffiths 1985-3-5 s.n. San Luis Obispo Central Coast; Ridge south of Native Sons Wholesale Nursery El Campo Rd, Nipomo Mesa. 0 Comment
  CAS-BOT-BC137613  Aristida adscensionis Marcus E. Jones 1882-5-9 3245 San Luis Obispo San Luis Obispo. Comment
  UC1583758  Aristida adscensionis David Keil with Malcolm McLeod, and California Native Plant Society Rare Plant Committee 1983-5-1 16975 San Luis Obispo ridge system and coastal terraces between Arroyo de la Cruz and Arroyo de los Chinos Comment
  JEPS99139  Aristocapsa insignis Clare B. Hardham 1960-5-13 5681 San Luis Obispo Paso Robles-Simmler Rd.; San Juan River; Carissa Plains Comment
  UC1119863  Artemisia californica H. C. Lee 1936-6-2 654 San Luis Obispo 1 1/4 mi ne Pismo; Arroyo Grande Quadrangle Comment
  OBI28366  Artemisia californica Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi East of Arroyo Grande on Huansa Rd just 1.4 mi before reaching Agua Escondido campground. Comment
  OBI4195  Artemisia californica W. Kent Allender 1962-12-17 12 San Luis Obispo Cuesta Summit Trail, Santa Lucia Range Comment
  OBI72499  Artemisia douglasiana A. Dilworth & J. Goldzman, J. Goldzman 1998-4-22 s.n. San Luis Obispo Camp San Luis Obispo. On top of manmade embankment, 0.6 mi N on dirt rd at intersection of Chorro Valley and Kern rds, W of LCTA Plot 309, on berm along Chorro Crk. UTMs (NAD27): zone 10, 710270E, 3912350N Comment
  OBI72515  Artemisia douglasiana J. Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts. At Bee Rock Rd and E side of Low Water Bridge Comment
  SEINET6775398 Image available Artemisia douglasiana R. W. Summers 1886-6-14 s.n. San Luis Obispo Locality information not given Comment
  OBI30696  Artemisia dracunculus Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI17942  Asclepias eriocarpa Robert J. Rodin 1966-5-24 7175 San Luis Obispo On side rd about 7 mi E of Santa Margarita Comment
  OBI78668  Asclepias fascicularis Jessica Sheetz 2013-11-13 2 San Luis Obispo Near Highway 58/Highway 101 intersection near railroad tracks. Comment
  OBI20522  Asclepias vestita John Thomas Howell 1948-6-15 24366 San Luis Obispo Hughes Cyn SE of Shandon 610 Comment
  UC455918  Asclepias vestita E. P. Unangst 1908-5-1 San Luis Obispo San Miguel Comment
  OBI21247  Asparagus asparagoides R. D. Brister 1964-3-8 28 San Luis Obispo In SLO Comment
  UCR42543  Asparagus officinalis David J. Keil 1985-6-9 18793 San Luis Obispo Central coast, Los Osos/Baywood Park area. End of Nipomo Avenue (1.5 blocks ESE of Willow Drive) and N across scrub to Eto Lake Comment
  RSA0034486  Asphodelus fistulosus A. L. Haines 1973-5-19 s.n. San Luis Obispo By side of Hwy. 41 at town of Morro Bay. 15 Comment
  RSA586411  Asphodelus fistulosus M. D. Proctor, E. A. Young 1993-3-23 ROB 0320 San Luis Obispo E. edge of Cantonment Area Comment
  SBBG94421  Aspidotis californica R. J. Rodin 1958-4-4 6208 San Luis Obispo Bishop Peak 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
  LA105619  Aster chilensis Barry A. Prigge; 1989-7-2 9002 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, from 0.6 to 1.1 mi. N of State Highway 1; ca. 2 mi. E of Morro Bay 30 Comment
  RSA128103  Astragalus asymmetricus Clare B. Hardham 1959-5-20 4575 San Luis Obispo Intersection Nacimiento Dam Road with Bradley-Pleyto Road. Comment
  CAS-BOT-BC177481  Astragalus asymmetricus Gregory McMillan 1958-6-12 45 -1 San Luis Obispo Phelps Hill, Eben McMillan Ranch, eastern San Luis Obispo County 701 Comment
  RSA113929  Astragalus asymmetricus H. K. Sharsmith 1954-6-7 4420 San Luis Obispo 24.2 miles south of Cholame, Cholame-Simmler road, Temblor Range. 457 Comment
  CDA26640  Astragalus curtipes C. C. Wilson 1940-4-11 San Luis Obispo Rancho El Suey, near Santa Maria. 0 Comment
Read comments
Apr 29 2014
  SD244692  Astragalus curtipes David Keil 1998-5-18 27306 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  UC862637  Astragalus curtipes Lewis S. Rose 1936-3-19 36084 San Luis Obispo 6 mi ne Morro Beach; ne of Morro Beach 60 Comment
  RSA0083752  Astragalus didymocarpus var. milesianus C. M. Belshaw 1936-3-28 1740 San Luis Obispo 1.3 miles N.W. of Cayucos. 350 Comment
  UC1285223  Astragalus douglasii R. F. Hoover 1947-3-30 6813 San Luis Obispo Calf Canyon Comment
  CAS-BOT-BC182888  Astragalus douglasii Ernest C. Twisselmann 1955-5-18 2010 San Luis Obispo Summit of Red Hills, eastern San Luis Obispo County 762 Comment
  CAS-BOT-BC178227  Astragalus gambelianus Lois E. James 1947-4-12 1755 San Luis Obispo Hills just N of San Luis Obispo. Comment
  CAS-BOT-BC178229  Astragalus gambelianus Lois E. James 1947-4-12 1756 A San Luis Obispo Hills just N of San Luis Obispo. Comment
  RSA121849  Astragalus gambelianus G. T. Nordstrom 1937-4-14 1073 San Luis Obispo 3.9 miles southeast of Williams Ranch 305 Comment
  UC903391  Astragalus gambelianus Lois E. James 1947-4-12 1756 A San Luis Obispo just n San Luis Obispo; n of San Luis Obispo Comment
  OBI60095  Astragalus lentiginosus var. nigricalycis G. F. Hrusa, Russ Lewis, Larry Suislaw 1997-3-26 13665 San Luis Obispo Carrizo Plain. On W side at S end of Soda Lake. Quad Painted Rock 7.5 620 Comment
  OBI79004  Astragalus macrodon David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. T29S R17E Section 1 and T29S R18E Section 6. Comment
  UCD105132  Astragalus nuttallii E. R. Blakley 1960-7-2 3507 San Luis Obispo San Luis Obispo County: Between the ocean and Oso Flaco Lake. 6 Comment
  CAS-BOT-BC186520  Astragalus nuttallii var. nuttallii Ethel Crum 1939-5-28 2091 San Luis Obispo Mouth of San Simeon Creek, four miles north of Cambria 15 Comment
  CAS-BOT-BC186527  Astragalus nuttallii var. nuttallii H. M. Pollard 1968-6-7 s.n. San Luis Obispo Dunes near Jack Lake, w. of Union Oil Refinery on Southern Pacific R.R., s. of Oceano Comment
  CAS-BOT-BC186529  Astragalus nuttallii var. nuttallii Clare B. Hardham 1957-11-19 2752 San Luis Obispo Piedras Blancas Comment
  CDA13627  Astragalus oxyphysus G. F. Hrusa, Russ Lewis, Larry Saslaw (BLM) 1997-3-26 13664 San Luis Obispo Carrizo Plain; W side at S end of Soda Lake. Comment
  JEPS99243  Astragalus oxyphysus Clare B. Hardham 1957-5-4 1930 San Luis Obispo Tierra Redondo Santa Lucia Mountains Comment
  OBI78059  Astragalus oxyphysus Robert F. Hoover 1952-4-20 8142 San Luis Obispo E side of Carrizo Plain opposite Soda lake Comment
  CAS-BOT-BC194117  Astragalus pomonensis Ernest C. Twisselmann 1956-6-1 2891 San Luis Obispo South end of Morrow Bay, near Baywood Park 30 Comment
  CAS-BOT-BC194119  Astragalus pomonensis Alice Eastwood 1906-6-13 323 San Luis Obispo Santa Maria River Comment
  POM275830  Astragalus trichopodus var. phoxus Lyman Benson 1934-4-14 5796 San Luis Obispo 50 miles W of Maricopa. Cuyama River. 610 Comment
  UCD105452  Astragalus trichopodus var. trichopodus G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5408 San Luis Obispo San Luis Obispo County: Central Coast: Road crest between See Cyn. Rd. and Prefumo Cyn Rd. (SW of San Luis Obispo). 320 Comment
  UC1296379  Athyrium filix-femina var. cyclosorum R. F. Hoover 1947-7-26 7327 San Luis Obispo just n of Peidras Blancas Point (at head of small ravine ca. 1/2 mi from ocean) Comment
  CAS-BOT-BC16332  Athysanus unilateralis R. F. Hoover 1949-4-21 7625 San Luis Obispo 14 miles east of Creston on La Panza Road. Comment
  CDA17739  Atriplex californica Austin Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes; Ca. 3 mi. S of Oso Flaco Ck. Comment
  RSA0077160  Atriplex coronata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-3 3189 San Luis Obispo Carrizo Plain National Monument: Along unpaved road approx 0.9 mi N of jct w/ Soda Lake Road. 598 Comment
  UCD77410  Atriplex coronata Robert E. Preston 1998-6-12 1123 San Luis Obispo Carrizo Plain, 50 ft W of Soda Lake Rd, between Clarksberg Rd and College City Rd 588 Comment
  UCD81784  Atriplex coronata Mona Robison 2000-4-16 526 San Luis Obispo San Luis Obispo County: along Hwy 46, from Paso Robles E to the Cholame Valley at the intersection on Hwys 41 and 46. Cholame Valley. 346 Comment
  OBI36504  Atriplex coronata Charloitte L. Chamberlain-Bowen 1982-6-2 477 b San Luis Obispo Soda Lake, Carrizo Plain, S on SW side of lake. Chimineas Ranch quad: T31S, R19E, SE1/4 NE1/4 sec 14 585 Comment
  SBBG124136  Atriplex coronata var. vallicola D. Wilken with E. Painter 2011-5-19 17950 San Luis Obispo W of Simmler Rd, 0.5 km NNE of its jct w/ Soda Lake Rd, E side of S arm of Soda Lake; Carrizo Plain Nat Monument 173 Comment
  CAS-BOT-BC169161  Atriplex lentiformis Mrs. H. C. Cantelow 1936-12-17 1805 San Luis Obispo Near Estrella River Comment
  SBBG42998  Atriplex leucophylla L. W. Edge 1971-10-7 San Luis Obispo edge of salt marsh, Morro Bay State Park Comment
  RSA26785  Atriplex leucophylla I. L. Wiggins 1929-8-24 3871 San Luis Obispo Upper limits of beach and adjacent bases of cliffs, Moss Beach. Comment
  RSA43053  Atriplex leucophylla Robert F. Hoover 1947-8-13 7369 San Luis Obispo Mouth of Hazard Canyon. Comment
  OBI77926  Atriplex polycarpa Craig Woods 1978-3-26 10 San Luis Obispo Carrizo Plain, N end of Soda Lake 579 Comment
  RSA43050  Atriplex polycarpa Robert F. Hoover 1946-10-19 6504 San Luis Obispo San Juan River, La Panza District. Comment
  OBI3428  Atriplex prostrata David J. Keil 1983-11-19 18060 San Luis Obispo Around Shark Inlet at S end of Morro Bay in lee of sand spit Comment
  OBI4936  Atriplex prostrata David J. Keil 1984-7-20 18316 San Luis Obispo Just N of Santa Maria River along hwy 1. Roadside in ag area Comment
  UC1392908  Atriplex semibaccata R. F. Hoover 1969-7-19 11497 San Luis Obispo near Pismo Beach (s of Pismo Creek); , near Pismo Beach Comment
  UC850706  Atriplex serenana var. serenana Chester Dudley Sept 1936 San Luis Obispo Salinas River near San Miguel; Salinas River near San Miguel Comment
  RSA0077574  Atriplex triangularis Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3212 San Luis Obispo Morro Bay State Park/Morro Estuary Natural Preserve: Just E of State Park Rd/Main St, approx. 0.7 mi SW of jct w/ S Bay Blvd. 0 Comment
  CAS-BOT-BC170089  Atriplex vallicola R. F. Hoover 1967-6-4 10616 San Luis Obispo Carrizo Plain south of Soda Lake Comment
  CAS-BOT-BC170080  Atriplex vallicola Ernest C. Twisselmann 1956-6-26 3017 San Luis Obispo Simmler road, 1.5 miles north of Soda Lake - Temblor Range and the Western San Joaquin Valley 609 Comment
  UCR252226  Atriplex watsonii Dan S. Cooper 2013-3-23 313- 89 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  OBI28222  Avena barbata Rick Frelinger 1982-4-20 14 San Luis Obispo San Luis Crk between US hwy 101 and lower Higuera St, San Luis Obispo Comment
  CAS-BOT-BC145961  Avena fatua Ernest C. Twisselmann 1969-6-22 15644 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselman Ranch at teh head of Choice Valley. 640 Comment
  CHSC61245  Avena fatua T. B. Devine 1980-4-5 666 San Luis Obispo Along Frontage Road just e of Hwy 101 ca 1 mi s of Arroyo Grande. Comment
  JEPS70215  Avena fatua Robert J. Rodin 1970-5-5 8397 San Luis Obispo Camp San Luis Obispo, Nature Preserve 15 Comment
  OBI30846  Avena fatua Julie M. Vanderweir 1979-4-4 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI83479  Avena fatua Michael Lozano, Brendan Carretero 2017-2-15 5 San Luis Obispo Cal Poly Campus, Stenner Creek road. 65 yards before reaching the bridge growing underneath a tree. 125 Comment
  SEINET14287549  Avena fatua D. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-1 14459 San Luis Obispo 10 mi E of jctn with Calif Rte 227 along Calif rte 58 Comment
  SD75731  Azolla filiculoides D. W. Taylor 1970-6-4 T 70 51 San Luis Obispo Reservoir Canyon: 900' E, 1700' S, S30, T30S, R13E. Comment
  SBBG96140  Azolla filiculoides D. Keil 1981-10-25 14272 -1 San Luis Obispo just W of jct of Huasna Rd and Branch Mill Rd, E of Arroyo Grande Comment
  OBI38220  Baccharis glutinosa Eric Wise 1981-6-29 819 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI38223  Baccharis glutinosa Eric Wise 1981-9-29 1274 San Luis Obispo Oso Flaco Lake Comment
  OBI83027  Baccharis glutinosa Robert L. Johnson 2015-7-30 4042 San Luis Obispo Terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. North bank of creek just north of Shamel Community Park.; 0 2 Comment
  CAS-BOT-BC99500  Baccharis pilularis Ernest C. Twisselmann 1968-10-21 15029 San Luis Obispo Buena Vista Drive, 1 mile north of Highway 46 190 Comment
  JEPS57848  Baccharis pilularis Ernest C. Twisselmann 1968-10-21 15029 San Luis Obispo Bueno Vista Drive 1 mi n of Highway 46 Bueno Vista Drive 190 Comment
  OBI50307  Baccharis pilularis subsp. consanguinea Tawney Odegard 1985-3-10 17 San Luis Obispo SE of Morro Bay, 0.5 mi down Pecho Valley Road after passing "golf Course" sign, turn right on dirt road just past "deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  OBI31049  Baccharis pilularis var. consanguinea Julie M. Vanderwier 1978-10-26 88 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG47659  Baccharis salicifolia J. Copeland 1973-9-22 1029 San Luis Obispo Cuyama River bed, ca. 18 mi E of jct of US Hwy 101 and St Hwy 166 Comment
  OBI79924  Barbarea orthoceras David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31857 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  OBI82505  Barbarea orthoceras David J. Keil, with Kathleen Keil 2016-6-26 33276 San Luis Obispo Santa Rita Road west of Templeton 275 Comment
  OBI36689  Barbarea orthoceras Eric Wise 1983-3-6 1684 San Luis Obispo Salinas River at Hwy 58 Comment
  CDA43354  Barbarea verna David J. Keil, Matt Ritter, George Butterworth, Jepson Herbarium Weekend Workshop participants 2012-4-2 31282 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail. Comment
  UC1296303  Berberis pinnata R. F. Hoover 1947-2-22 6618 San Luis Obispo See Canyon; San Luis Range Comment
  OBI20550  Berberis pinnata subsp. pinnata Neil Havlik 1968-4-28 178 San Luis Obispo Between Rocky Butte and Eagle Rock at the end of San Simeon Crk rd. Comment
  UC1223706  Bergia texana Ernest C. Twisselmann 1962-7-12 7427 San Luis Obispo Vernal Pool bed at the summit of Palo Prieta Canyon Comment
  SBBG112435  Blennosperma nanum var. nanum D. Keil 1996-4-5 25814 San Luis Obispo ca. 200 m from St Hwy 58 on Navajo Rd; T29S, R16E, S17 396 Comment
  CAS-BOT-BC127813  Blepharizonia laxa Ernest C. Twisselmann 1962-8-23 7702 San Luis Obispo Goldtree Hills, southwest of Grant's lake 640 Comment
  OBI16926  Blepharizonia laxa Robert F. Hoover 1966-10-8 10149 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  OBI72829  Boykinia occidentalis Michael Walgren 2010-8-19 159 San Luis Obispo The first crk N of San Carpoforo Crk. Along crk banks in seeps within 100 m inland of the hwy 1 culvert over this crk Comment
  POM313187  Brachypodium distachyon Malcolm A. Nobs, S. Galen Smith 1949-6-24 862 San Luis Obispo Salt marshes at east end of Morro Bay. Comment
  CAS-BOT-BC145414  Brachypodium distachyon R. F. Hoover 1954-5-20 8348 San Luis Obispo San Luis Obispo. 330 Chaplin Lane. Comment
  CAS-BOT-BC36608  Brassica nigra R. F. Hoover 1964-5-10 8746 San Luis Obispo East of Salinas River opposite San Miguel. Comment
  UCR160921  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2005-6-5 9534 San Luis Obispo Central Coast, San Simeon Creek, 0.1 mile east of Calif. Hwy 1 9 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
  UC1953315  Brassica tournefortii D. R. Miller 2009-3-13 309 .873 San Luis Obispo Along Santa Ysabel Ave at 15th St. Los Osos. Comment
  UCSB45047  Briza maxima Carr, Tom 1978-3-28 San Luis Obispo On CA Hwy 1, 5 mi N of San Simeon 10 Comment
  UCSB24831  Brodiaea Jean Anthony 1965-2-20 11 San Luis Obispo collected 4.0 mi E, and 6.0 mi NW, along Tefft Road State Highway 1 and Santa Maria - State Highway 1, Tefft Road and Santa Maria 45 Comment
  CAS-BOT-BC484533  Brodiaea jolonensis Ernest C. Twisselmann 1969-5-19 15306 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road 213 Comment
  UC57506  Brodiaea terrestris subsp. terrestris J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC144235  Bromus arenarius R. F. Hoover 1947-3-30 6812 San Luis Obispo Calf Canyon. Comment
  CAS-BOT-BC149368  Bromus arizonicus R. F. Hoover 1964-5-10 8744 San Luis Obispo East of Salinas River opposite San Miguel. Comment
  OBI22454  Bromus arizonicus Robert D. Page 1962-3-28 47 San Luis Obispo Intersection of Murray and Santa Rose Comment
  CAS-BOT-BC149462  Bromus berteroanus R. F. Hoover 1965-5-14 9361 San Luis Obispo Santa Lucia Range. East Fork Corral de Piedra Creek. Comment
  OBI50128  Bromus berteroanus Michael Curto, L. Allen, R. Pimentel, and R. Riggins 1992-4-12 820 San Luis Obispo La Panza Range, Eastern slope, Ca Hwy 58 ~16 km (10 mi) E of Shell Cr Rd 500 Comment
  UCD58342  Bromus catharticus Ernest C. Twisselmann 1959-11-2 5857 San Luis Obispo San Luis Obispo County: Santa Maria Valley: Nipomo Road. 3 miles northeast of Guadalupe. 24 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
  CAS-BOT-BC156181  Bromus catharticus John Thomas Howell 1964-6-29 40831 San Luis Obispo Near Saint Paul's Episcopal Church, Cambria. Comment
  OBI22446  Bromus catharticus var. elatus Robert F. Hoover 1953-5-16 8307 San Luis Obispo Summit of Temblor range NE of Simmler Comment
  OBI4175  Bromus diandrus Julie M. Vanderweir 1969-4-30 30 San Luis Obispo Morro bay state park Comment
  SBBG95546  Bromus diandrus F. X. Villablanca 1986-5-17 3 San Luis Obispo 0.5 mi S of Ardath Street and 0.25 mi E of the end of Pineridge Rd Comment
  CAS-BOT-BC155742  Bromus diandrus Ernest C. Twisselmann 1954-4-13 1049 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake. 457 Comment
  OBI46164  Bromus diandrus LynneDee Oyler 1986-5-6 441 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch where a large stand of blue oaks occur on slopes of decomposed limestone Comment
  OBI80034  Bromus diandrus David J. Keil, with Lynne Dee Althouse 2002-5-2 29867 San Luis Obispo Santa Margarita Ranch Comment
  SEINET14409986  Bromus diandrus P. Bailey 1972-4-22 115 San Luis Obispo 2 mi E of Atascadero in Salinas River bed (dry) Comment
  OBI79451  Bromus grandis David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31730 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail. Pine Mountain. 960 Comment
  CDA17711  Bromus hordeaceus Austin Griffiths 1987-5-18 18191 San Luis Obispo Pismo Dunes; W of Oso Flaco Lake. Comment
  OBI31467  Bromus hordeaceus Joy Nishida, Robert Allen 1982-4-10 260 San Luis Obispo American Cyn campgorund 536 Comment
  OBI77729  Bromus hordeaceus Craig Woods 1978-4-30 52 San Luis Obispo Carrizo Plain, 3 mi SE of the jctn of hwy 58 and Sim. Soda lake San Diego Cr rd on Belmont Trl 594 Comment
  UC573757  Bromus laevipes H. C. Lee 1937-6-1 1023 San Luis Obispo 1 1/2 mi w of Paso Robles 381 Comment
  OBI22418  Bromus madritensis subsp. madritensis Robert F. Hoover 1964-6-6 8955 San Luis Obispo Tassajera Peak, NW of Cuesta Pass Comment
  OBI32353  Bromus madritensis subsp. madritensis David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15946 San Luis Obispo 2.5 mi E of jctn with Santa Rosa Crk rd and Fiscalini Ranch rd on dirt road leading onto slope of Cypress Mtn Comment
  HSC91797  Bromus madritensis subsp. rubens Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI28381  Bromus madritensis subsp. rubens Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huasna Rd just .25 a mile beofre reaching Agua Escondido Campground Comment
  POM181948  Bromus rubens Anonymous 1880-05 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI22468  Bromus sitchensis Robert D. Page 1962-4-20 87 San Luis Obispo Calif State Polytechnic College Campus, San Luis Obispo, CA Comment
  OBI38073  Bromus sitchensis David J. Keil, Kathryn Bay and Richard Ferguson 1984-4-28 18153 San Luis Obispo American Cyn area in La Panza Mts Comment
  OBI47439  Bromus sitchensis David J. Keil 1984-5-31 s.n. San Luis Obispo Just E of bridge over Los Osos Crk on Los Osos Valley rd Comment
  UCR115305  Cakile maritima Austin P. Griffiths 1980-11-18 s.n. San Luis Obispo Central Coast, Pismo Dunes, c. 1/3 of the way between Grover City and Oceano ramps 5 Comment
  OBI62983  Calamagrostis rubescens D. R. Miller 1995-8-30 895 -601 San Luis Obispo Pine Mt Region. On top of Pine Mtn in the ponderosa pine forest at edge of Pico Crk drainage 1400 Comment
  OBI78860  Calandrinia breweri Michael Walgren 2013-2-19 304 San Luis Obispo Black Hill, on the south face, where a burn occurred in coastal scrub in November 2012. Morro Bay State Park in the City of Morro Bay. 86 Comment
  SBBG96058  Calandrinia breweri D. Keil 1986-4-8 19111 San Luis Obispo E side of Santa Margarita Lake Comment
  CAS-BOT-BC233930  Calandrinia breweri R. F. Hoover 1951-4-15 8041 San Luis Obispo Stoney Creek, tributary of Huasna River Comment
  RSA0019332  Calandrinia ciliata Greg Wilvert 2005-4-2 100 San Luis Obispo Southeast half of the Caliente Range: 1.2 km SW of Wells Spring. 1036 Comment
  CAS-BOT-BC438526  Calandrinia ciliata Eben McMillan 1957-4-17 34 -9 San Luis Obispo Kern County Land Company Corrals, southeastern Carrisa Plains 792 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
  CAS-BOT-BC273265  Calendula officinalis Ernest C. Twisselmann 1967-8-23 13571 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI69487  Calendula officinalis Michael Curto 2008-2-28 s.n. San Luis Obispo Leaning Pine Arboretum, Cal Poly State Univ, San Luis Obispo Comment
  CAS-BOT-BC167331  California macrophylla R. F. Hoover 1949-4-21 7623 San Luis Obispo 14 mi. E. of Creston on La Panza Rd. Comment
  OBI51289  Callitriche marginata Jan Barber 1994-3-21 103 San Luis Obispo San Simeon State Park. In mima mound area N of Washburn campground Comment
  SBBG108265  Calochortus C. B. Hardham 1961-5-17 7067 b San Luis Obispo ridge ca. 1 mi NW of Ocean View Mine Comment
  RSA0041508  Calochortus albus LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6426 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
  UCD139449  Calochortus albus Margot B. Forde 1962-5-17 s.n. San Luis Obispo San Luis Obispo County: Cambria. Comment
  CAS-BOT-BC492195  Calochortus albus R. F. Hoover 1964-6-12 9085 San Luis Obispo Road from North Fork San Simeon Creek to Rocky Butte Comment
  OBI83619  Calochortus argillosus Melissa Mooney 2016-5-17 1607 San Luis Obispo Laguna Lake Park; City of San Luis Obispo 59 Comment
  OBI59366  Calochortus argillosus David Keil 2001-6-14 29525 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. 800 Comment
  CAS-BOT-BC132357  Calochortus clavatus Clare B. Hardham 1960-5-13 5698 San Luis Obispo Hills between San Juan River and Carissa Plains Comment
  OBI81230  Calochortus clavatus David J. Keil, Malcom McLeod 1987-9-28 20350 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
  CAS-BOT-BC132359  Calochortus clavatus R. F. Hoover 1957-7-19 8387 San Luis Obispo Cypress Mt. Comment
  CAS-BOT-BC132366  Calochortus clavatus Clare B. Hardham; Victor Botts 1956-7-11 1162 San Luis Obispo Marquart Ranch Comment
  OBI32290  Calochortus clavatus var. recurvifolius David J. Keil, Melissa Luckow 1981-7-3 14957 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
  CAS-BOT-BC132425  Calochortus obispoensis Miss. Gertrude Sinsheimer 1930-6-20 s.n. San Luis Obispo Reservoir Canyon near San Luis Obispo Comment
  SBBG93655  Calochortus obispoensis T. J. Ayers with S. A. Junak 1989-6-22 752 San Luis Obispo W fork of stream above trail (old rd) that connects upper and lower mine sites; just W of Pick and Shovel Mine Comment
  CAS-BOT-BC483551  Calochortus splendens Roxana S. Ferris 1939-5-19 9749 San Luis Obispo 3 miles east of Templeton near Templeton-Creston Road Comment
  UC1226828  Calochortus splendens P. J. Hurd and Stage 1962-6-8 62 -9 San Luis Obispo 1.6 mi e Santa Margarita Comment
  UC1134534 Image available Calochortus venustus W. A. Peterson 1937-5-14 836 San Luis Obispo 0.5 mi sw Yellow Mtn.; La Panza Quad. 563 Comment
  RSA0008363  Calycadenia villosa Stan C. Spencer, A. Spencer 1993-5-17 3517 -32 San Luis Obispo From Creston N ca 2 miles (0.6 m N of Hwy 14) on Creston Rd., E of Rd 5 m. Comment
  UC2027042  Calyptridium parryi David Keil 1998-4-9 26643 San Luis Obispo USFS trailhead area on Highway 166 NE of Tepusquet Canyon Road Comment
  RSA769931  Calystegia collina David J. Keil, Rhonda Riggins, D. R. Miller 1998-5-27 27506 San Luis Obispo Santa Lucia Mountains, Hearst Ranch, San Simeon Creek Road, 17 road miles from Hwy 1, between Rocky Butte and Burnett Peak 732 Comment
  OBI55360  Calystegia collina subsp. apicum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27506 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak (35 deg. 43.568' N x 121 deg. 07.575' W) 732 Comment
  CAS-BOT-BC221403  Calystegia longipes Ernest C. Twisselmann 1955-7-22 2272 San Luis Obispo La Panza Range. Upper Toro Canyon 728 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
  SD244674  Calystegia macrostegia Jessica Griffiths 2012-2-26 10 San Luis Obispo Intersection of Bellow Street and Ocean View Ave in Pismo Beach. Comment
  OBI27131  Calystegia macrostegia subsp. cyclostegia Thomas Burrows 1980-5-3 26 San Luis Obispo Reservoir cyn 168 Comment
  SD225756  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19757 San Luis Obispo Coast road c. 12 km WNW of San Simeon, 1 km S of Cappucino Cove 10 Comment
  CAS-BOT-BC221373  Calystegia macrostegia subsp. cyclostegia Clare B. Hardham 1956-6-4 838 San Luis Obispo Santa Lucia Mountains. Atascadero Ranch Comment
  OBI57542  Calystegia macrostegia subsp. cyclostegia David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27507 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak (35 deg. 43.568' N x 121 deg. 07.575' W) 732 Comment
  UC1123603  Calystegia malacophylla subsp. pedicellata W. A. Peterson 1937-5-4 697 A San Luis Obispo 1 mi nw La Panza; La Panza Quad., nw of La Panza Comment
  UC1583764  Calystegia purpurata subsp. purpurata David Keil with Rhonda Riggins, Richard Pimentel, Michael Stiles and Joanna Tomassacci 1987-5-17 20164 -1 San Luis Obispo Cuesta East past end of road along fire trail in area burned by both the Gay Mountain fire and the Las Pilitas fire , Cuesta East (Los Padres National Forest) Comment
  OBI28425  Calystegia soldanella Karin Long 1982-4-3 San Luis Obispo On the Primary Dunes - Morro Bay sand spit at the southern end of Shark Inlet Comment
  CDA34288  Calystegia subacaulis subsp. episcopalis David J. Keil 2001-5-3 29397 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  SBBG16303  Calystegia subacaulis subsp. episcopalis M. A. Piehl 1963-4-21 63103 San Luis Obispo Los Osos Valley Rd, ca. 1 mi E of Los Osos 10 Comment
  UC1794954  Calystegia subacaulis subsp. episcopalis R. K. Brummitt and D. J. Keil 1998-5-9 19804 San Luis Obispo SW suburbs of San Luis Obispo, above Profumo Creek 100 Comment
  OBI52977  Calystegia subacaulis subsp. episcopalis Tamara Klug 1995-5-31 2 San Luis Obispo Chorro Valley Pipeline rte at El Chorro Regional Park 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
  RSA778855  Camissonia californica David J. Keil 1987-5-6 20114 San Luis Obispo Hwy 229 ca 1/2 mile north of juction highway 58. Chaparral fire succession. Comment
  CHSC53264  Camissonia campestris subsp. campestris L. P. Janeway 1988-5-22 2683 San Luis Obispo Ca 5 mi due E of Creston; upper reaches of se'ern-most branches of Huerhuero Cr. 426 Comment
  UC615211  Camissonia campestris subsp. campestris Beryl O. Schreiber 1935-3-31 1673 San Luis Obispo Cuyama Valley Comment
  SBBG87760  Camissonia campestris subsp. campestris C. F. Smith 1950-4-27 2682 San Luis Obispo NW of Choice Valley School near Grant Dry Lake Comment
  OBI72328  Camissonia campestris subsp. obispoensis Anthony Baniaga, Theo Fitanides 2010-5-16 209 San Luis Obispo Tierra Redonda Mtn BLM ACEC 614 Comment
  OBI45912  Camissonia campestris subsp. obispoensis David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19257 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd 838 Comment
  RSA355807  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Thorne 1968-6-7 37773 San Luis Obispo Jack Lake. Near lake, ca. 3 miles S of Oceano. Comment
  RSA43104  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1946-8-4 6273 San Luis Obispo North end of Morro Bay Comment
  POM215680  Camissonia cheiranthifolia subsp. cheiranthifolia D. D. Keck 1933-5-5 2198 San Luis Obispo Morro Bay, on the strand. Comment
  UCR87266  Camissonia ignota George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, south end of Morro Bay & SW of Baywood Park 9 Comment
  CDA17907  Camissonia strigulosa Austin Griffiths 1987-3-9 18066 San Luis Obispo Oceano 0 Comment
  CAS-BOT-BC160303  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-13 9092 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  CAS-BOT-BC160315  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1966-9-13 10011 San Luis Obispo Point Sierra Nevada Comment
  UC1122157  Camissoniopsis cheiranthifolia subsp. cheiranthifolia B. Bolt 1936-3-28 651 San Luis Obispo S. end of Morro Bay Cayucos Quadrangle (Plot 95) Comment
  CAS-BOT-BC160296  Camissoniopsis cheiranthifolia subsp. cheiranthifolia David D. Keck 1933-5-5 2198 San Luis Obispo Morro Bay, on the strand Comment
  SD38642  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Edith A. Purer 1933-7-20 5074 San Luis Obispo 5.0 miles northwest of Guadalupe. Comment
  UCD77445  Camissoniopsis hardhamiae Robert E. Preston 1998-6-10 1107 San Luis Obispo San Luis Obispo County: Ca. 4 miles E of Santa Margarita, along N side of Hwy 58, 0.2 mi W of its jct with Hwy 229 365 Comment
  OBI48259  Camissoniopsis hirtella David J. Keil 1989-6-3 21224 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI55244  Camissoniopsis hirtella Greg Frugoli 1997-4-7 20 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres NF (hwy 58 burn area) 841 Comment
  SBBG112449  Camissoniopsis micrantha D. Keil 1998-3-27 26485 San Luis Obispo Montana de Oro State Park, slopes W of Valencia Peak 15 Comment
  UC1122270  Camissoniopsis micrantha H. C. Lee 1936-2-27 432 San Luis Obispo 1/2 mi se Los Berros; Arroyo Grande Quadrangle Comment
  UC1927749  Camissoniopsis micrantha David Keil 2006-5-7 30446 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 20.91'N, 120 31.20'W Comment
  RSA709393  Capsella bursa-pastoris George K. Helmkamp 2004-2-6 8246 San Luis Obispo Central Coast: Oso Flaco Lake Road, 0.5 mile E of the lake. 9 Comment
  OBI7981  Cardamine californica Kurt R. Neisess 1976-2-7 s.n. San Luis Obispo In Redwood Gulch, about 0.25 mi up the cyn from the coast hwy Comment
  OBI80521  Cardamine californica Dennis Webb 2013-2-23 12 San Luis Obispo On Rocky Canyon Creek, NE of Rocky Canyon Quarry, between Atascadero and Creston. 361 Comment
  UCR161301  Cardamine californica var. integrifolia George K. Helmkamp, E. A. Helmkamp 2005-3-9 9104 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  SBBG18351  Cardaria draba M. A. Piehl 1963-8-4 63796 San Luis Obispo rd just E of Oso Flaco Lake Comment
  CDA24008  Cardionema ramosissimum C-W Park, M-H Kim, M-J Yoo 2001-3-29 2001- 03 -008 San Luis Obispo Morro Bay State Park. 0 Comment
  CDA26368  Carduus pycnocephalus David J. Keil, Tina Teed, Mariko Uchida 2001-6-15 29562 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. Comment
  UCR91806  Carduus pycnocephalus George K. Helmkamp 1996-5-24 1016 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI35781  Carduus pycnocephalus Allison Berry 1984-4-10 67 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. NE of cement bunker in Se section of shooting facility Comment
  OBI56310  Carduus tenuiflorus David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park, Trl from Horse Camp to Manzanita Trl Comment
  SBBG29945  Carex barbarae R. S. Ferris 1939-6-9 9774 San Luis Obispo northern edge of Atascadero Comment
  UC771685  Carex globosa R. F. Hoover 1946-6-23 6184 San Luis Obispo n Arroyo Grande (summit at head of Carpenter Canyon) Comment
  SBBG18072  Carex gracilior C. B. Hardham 1957-5-12 1956 San Luis Obispo Green's Lake, between Cypress Mtn and Rocky Butte Comment
  OBI6417  Carex harfordii Robert F. Hoover 1947-6-2 7259 San Luis Obispo Cambria Comment
  UC1561805  Carex obispoensis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6835 San Luis Obispo ca. 7 air mi n San Simeon (ridge on s side of arroyo, 2-3 mi from Hwy 1); Hearst Ranch, Arroyo de la Cruz 121 Comment
  UCD140552  Carex pansa Malcom A. Nobs; S. Galen Smith 1948-9-9 662 San Luis Obispo San Luis Obispo County: south of Pismo Beach. Comment
  OBI22678  Carex praegracilis Robert F. Hoover 1964-7-11 9162 San Luis Obispo Edna Marsh Comment
  OBI5580  Carex praegracilis Sharon Jochums 1974-4-28 184 San Luis Obispo Just N of Piedras Blancas Comment
  SBBG17430  Carex spissa C. B. Hardham 1960-6-1 6005 San Luis Obispo Little Burnett Crk 609 Comment
  RSA180123  Carex subbracteata Clare B. Hardham 1962-4-24 9069 San Luis Obispo SE side old pass between Toro Creek and Morro Creek on the Toro Creek Road. Santa Lucia Mountains. Comment
  OBI50311  Carpobrotus chilensis Tawney Odegard 1985-7-20 59 San Luis Obispo Morro Bay Kangaroo Rat Reserve. Southeast of Morro Bay, 0.5 miles down Pecho Valley road after passing "Golf Course" sign, turn right on dirt road just past "Deer" sign and continue toward dunes for 0.5 miles. MBKR site is on the left. Comment
  OBI35333  Carpobrotus edulis Melody Dickens 1981-3-30 62 San Luis Obispo Collected on Morro Rock, Morro Bay Comment
  OBI35504  Carpobrotus edulis S. M. Inman 1983-5-25 79 San Luis Obispo Pecho Study Site, Los Osos. 1/2 miles south on Pecho Valley Rd. past junction of Pecho Rd. Right on dirt road after "deer" sign, to south of dirt road. 49 Comment
  OBI64842  Carthamus lanatus David J. Keil 2001-5-6 29409 San Luis Obispo Turri Road, ca. 1/4 mile from junction with South Bay Blvd. Comment
  CAS-BOT-BC263284  Castilleja R. C. Wenk 2007-4-8 603 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge 1310 Comment
  OBI53520  Castilleja affinis Arthur W. Hazebrook 1992-5-2 112 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes Comment
  RSA38883  Castilleja affinis E. A. Purer 1933-7-20 5065 San Luis Obispo Northwest of Guadalupe. Comment
  RSA734194  Castilleja affinis Keith E. Hoffmaster 1935-7-3 676 San Luis Obispo Oceano. Comment
  SBBG6756  Castilleja affinis C. B. Hardham 1958-3-29 2961 San Luis Obispo head of Toro Crk Comment
  OBI60018  Castilleja affinis L. R. Heckard 1969-4-17 2147 San Luis Obispo Along Pismo Beach-Edna Rd (Price Cyn) about 1.5 mi N of Pismo Beach Comment
  JEPS4851  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3208 San Luis Obispo e side summit of road between Templeton and Cayucos Comment
  UC454829  Castilleja affinis subsp. affinis E. P. Unangst 1908-4-25 San Luis Obispo Davis Canyon Comment
  OBI72297  Castilleja attenuata Anthony Baniaga, Theo Fitanides 2010-4-18 134 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  JEPS116458  Castilleja densiflora Alice Le Duc 1999-4-23 388 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
  OBI67833  Castilleja densiflora subsp. gracilis E. L. Painter & M. Wetherwax, M. Wetherwax 2002-3-25 CR- 268 San Luis Obispo Camp Roberts. Near Perimeter Rd. Zone 10S, 700710E, 3954397N 269 Comment
  OBI31677  Castilleja densiflora subsp. obispoensis Smeltzer, Turnquist 1982-4-12 38 San Luis Obispo SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI62696  Castilleja densiflora subsp. obispoensis Jason Dart 2003-5-1 D 164 San Luis Obispo Santa Margarita Ranch, along Taco Crk, 1000 ft W of the intersection of Pozo Rd and las Pilitas rd 347 Comment
  OBI28868  Castilleja exserta Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 731 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna river crosses the rd Comment
  OBI39683  Castilleja exserta David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16000 San Luis Obispo Warrens' cabin at bse of Cypress Mtn ca 8 mi from Santa Rosa Crk rd on Cypress Mtn Rd Comment
  SBBG68590  Castilleja exserta subsp. exserta M. M. Miles -Feb-1896 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SFV3419  Castilleja exserta subsp. exserta R. C. Bacigalupi 1950-5-13 3200 San Luis Obispo Sandy (dunes) area just south of Oso Flaco Lake. 10 Comment
  UC1063291  Castilleja foliolosa E. Armstrong 1934-4-1 1140 San Luis Obispo 6 mi w Simmler; La Panza Quad. 609 Comment
  JEPS7440  Castilleja miniata R. F. Hoover 1947-8-8 7357 San Luis Obispo Oceano Comment
  OBI33760  Castilleja minor var. stenantha David J. Keil 1983-10-30 18047 San Luis Obispo Salinas River at hwy 58 bridge Comment
  CAS-BOT-BC38233  Caulanthus anceps R. F. Hoover 1958-3-19 8417 San Luis Obispo South end of Soda Lake, Carizo Plain. Comment
  RSA0029044  Caulanthus anceps Greg Wilvert 2005-3-26 48 San Luis Obispo Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range. 819 Comment
  UC1296268  Caulanthus anceps R. F. Hoover 1952-4-8 8074 San Luis Obispo La Panza district La Panza Comment
  UC564185  Caulanthus anceps Roxana S. Ferris 1935-3-29 9112 San Luis Obispo above Soda Lake; Carriso Plain Comment
  UC659472  Caulanthus anceps Lincoln Constance, Alan A. Beetle 1940-3-22 2536 San Luis Obispo 10.5 mi s Simmler; Inner Coast Ranges, Carrizo Plain 762 Comment
  CAS-BOT-BC38289  Caulanthus californicus Roxana S. Ferris 1935-3-30 9137 San Luis Obispo Head of Cuyama Valley near Kern County Line. Comment
  JEPS53339  Caulanthus coulteri var. lemmonii unknown San Luis Obispo Paso Robles Comment
Read comments
Sep 26 2006
  UC1126950  Caulanthus coulteri var. lemmonii W. A. Peterson 1937-3-31 650 San Luis Obispo Placer Creek San Juan Creek (San Juan Creek); La Panza Quad., Placer Creek and San Juan Creek Comment
  SFV15537  Caulanthus inflatus I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 356 San Luis Obispo Carrizo Plain South end of Carrizo Plain. 10.2 miles north on Soda Lake Road from junction with Highway 166. Berm and open field adjacent to recently flooded area. 793 Comment
  UC1126961  Caulanthus inflatus D. Axelrod 1935-3-31 220 San Luis Obispo 8 mi ese Cuyama Valley; Santa Ynez Quad. Comment
  OBI14895  Caulanthus lasiophyllus Robert F. Hoover 1949-4-2 7580 San Luis Obispo W side of Cottonwood Pass Comment
  SBBG112512  Caulanthus lasiophyllus D. Keil 1989-6-3 21217 San Luis Obispo St Hwy 41, between Atascadero and Morro Bay, 0.4 mi S of Hwy at Cerro Alto Cmpgrd Comment
  SBBG18059  Caulanthus lasiophyllus C. B. Hardham 1957-3-23 1547 San Luis Obispo 7 mi E of Templeton Comment
  CAS-BOT-BC47927  Ceanothus Roxana S. Ferris; R. Bacigalupi 1951-3-31 12369 San Luis Obispo State Hghwy. 178 between Pozo & La Panza, ca. 2 mi. west of summit. Comment
  OBI83457  Ceanothus cuneatus Drew Kenyon, Katie Felger, Meha Patel 2017-1-27 1 San Luis Obispo Irish Hills Natural Reserve, about a quarter mile from the trailhead along the Bog Thistle trail 125 Comment
  UCR13725  Ceanothus cuneatus R. S. Woglum 1941-4-26 2980 San Luis Obispo La Panza, East central part of county 574 Comment
  UCR4605  Ceanothus cuneatus Frank C. Vasek 1960-4-9 600409- 19 San Luis Obispo 1.5 mi west of barn on Pecho Ranch, 6.3 mi SW of Los Osos, on dirt road about 11 miles along the road south of Los Osos Comment
  CAS-BOT-BC48979  Ceanothus cuneatus R. F. Hoover 1947-1-18 6595 San Luis Obispo Steiner Creek Comment
  OBI28610  Ceanothus cuneatus var. cuneatus John Jackman & Julie Truesdale, Julie Truesdale 1980-1 164 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  UC1201085  Ceanothus cuneatus var. cuneatus R. J. Rodin 1957-5-16 6144 San Luis Obispo South end of Morro Bay. Comment
  UC1178410  Ceanothus cuneatus var. cuneatus R. J. Rodin 1957-5-5 6138 San Luis Obispo 1/2 mi w. Cuesta Pass Comment
  OBI10545  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1968-12-26 11181 San Luis Obispo Los Osos Comment
  OBI66834  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18155 San Luis Obispo Montana de Oro State Park; Near W end of redige sand plain W. Sand dunes N of Hazard Cyn Comment
  OBI10262  Ceanothus cyaneus R. E. Vargas 1966-5-8 34 San Luis Obispo Cultivated at Cal Poly campus Comment
  RSA122442  Ceanothus dentatus B. Bolt 1936-4-10 661 San Luis Obispo 2 miles NE of mouth of Smith Creek. Cayucos [quad?] 335 Comment
  UC569689  Ceanothus foliosus H. C. Lee 1936-5-27 640 San Luis Obispo 2.5 mi se Colwell Ranch (head of Pozo Creek.); Nipomo quad. 731 Comment
  RSA160009  Ceanothus foliosus var. medius Clare B. Hardham 1961-4-30 6940 San Luis Obispo Seyenkins Syent Cypress from W 7 Cuerta Pass. [?] Comment
  RSA535054  Ceanothus foliosus var. medius D. A. Young, Steven A. Junak, Tina J. Ayers 1989-4-27 1952 San Luis Obispo 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical area, along road. Comment
  RSA1145  Ceanothus impressus var. nipomensis B. D. Stark 1929-7-16 1365 San Luis Obispo 5 miles so. of Arroyo Grande. 61 Comment
  CAS-BOT-BC63546  Ceanothus leucodermis H. E. McMinn 1923-6-21 1169 San Luis Obispo N. to s. boundary of Atascadero. Comment
  OBI10443  Ceanothus leucodermis Robert F. Hoover 1957-4-15 8379 San Luis Obispo Upper Arroyo Grande, 5 mi above County park Comment
  SEINET11191787  Ceanothus leucodermis J. H. Barber 1898-2-22 371 San Luis Obispo Topango Canyon, Santa Maria Mts. Comment
  OBI10415  Ceanothus maritimus Robert F. Hoover 1959-4-3 8489 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1; above site of former Washington school Comment
  SEINET12210703  Ceanothus maritimus W. Knight, Knight, E. 1982-1 4690 San Luis Obispo From Tilden Botanic Garden, Berkeley. Originally collected from Hearst Rach Comment
  UCSC010755  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  CAS-BOT-BC51481  Ceanothus oliganthus D. E. Breedlove 1962-4-16 2295 San Luis Obispo 9.3 miles Southwest of Arroyo Seco Guard Station on road to Jolon; Santa Lucia Mountains 914 Comment
  RSA0039400  Ceanothus oliganthus var. sorediatus LeRoy Gross, Evan Meyer 2014-4-15 6227 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  CAS-BOT-BC51574  Ceanothus oliganthus var. sorediatus Ira L. Wiggins 1929-4-16 3668 San Luis Obispo Grade 6 miles above Moro on Atascadero Road 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
  UC1178412  Ceanothus oliganthus var. sorediatus R. J. Rodin 1957-4-9 6143 San Luis Obispo 1/2 mi w Cuesta Summit; Hwy 101 Comment
  UC455335  Ceanothus papillosus California Polytechnic School Mar., 1905 48 San Luis Obispo Prefumo Canyon Comment
  CAS-BOT-BC50424  Ceanothus papillosus R. F. Hoover 1959-5-9 8497 San Luis Obispo Six miles west of Paso Robles on Adelaida Road. 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
  UC1281307  Ceanothus papillosus var. roweanus H. E. McMinn, Evelyn Maino 1931-4-5 94 San Luis Obispo Morro Road Comment
  JEPS114102  Ceanothus spinosus M. Wetherwax, E. L. Painter 2001-2-22 SLO- 177 San Luis Obispo Camp San Luis Obispo. Fort Merriam, NW of Chumash Peak. Comment
  UC455421  Ceanothus spinosus California Polytechnic School 1906-1 11 San Luis Obispo Prefumo Canyon Comment
  RSA25698  Ceanothus thyrsiflorus Carl B. Wolf 1941-7-12 10988 San Luis Obispo along the coast at Washington school, 1 mile N of Pt. Sierra Nevada 8 Comment
  RSA43121  Ceanothus thyrsiflorus Robert F. Hoover 1947-3-16 6669 San Luis Obispo Coast just S of Monterey County line Comment
  UC1293863  Ceanothus thyrsiflorus E. K. Balls 1958-7-16 23547 San Luis Obispo State Hwy 1, 1.8 mi n from Arroyo de la Cruz; n from Arroyo de la Cruz 30 Comment
  OBI10498  Ceanothus thyrsiflorus var. griseus Maria Lia Scarpetta 1964-2-20 12 San Luis Obispo Cal Poly campus Comment
  OBI56690  Centaurea benedicta David J. Keil 1998-4-7 26610 San Luis Obispo 2.5 mi S of Creston on O'Donnovan Rd. at crossing E branch of Huerhuero Ct. Comment
  OBI54580  Centaurea calcitrapa Steven A. Junak, Tina J. Ayers 1989-6-28 4109 San Luis Obispo Along Chorro Valley Rd, between Calif Men's Colony and Chorro Reservoir 152 Comment
  OBI72463  Centaurea melitensis D. Oberhoff & R. Root, R. Root 2000-6-16 s.n. San Luis Obispo Camp San Luis Obispo. Near Operating Engineers Training Trust (OET) pond and mouth of Chorro crk into Chorro reservoir. UTMs (NAD27) zone 10S, 710580E, 3912995N Comment
  OBI74447  Centaurea solstitialis David J. Keil, with V. L. Holland 1988-9-9 21114 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  UCR91837  Centaurium davyi George K. Helmkamp 1996-5-24 1040 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  CAS-BOT-BC288662  Centromadia fitchii R. F. Hoover 1966-9-16 10069 San Luis Obispo 1 mile N of Creston, extending nearly to Paso Robles Comment
  SBBG15041  Centromadia fitchii E. C. Twisselmann 1962-10-9 7910 San Luis Obispo Bitterwater Rd, 1/8 mi N of Hwy 178, Carrisa Plains 632 Comment
  OBI62980  Centromadia parryi subsp. congdonii Judy Olson 2003-10-23 s.n. San Luis Obispo Camp San Luis Obispo. CDF yard/ training area on north side of Washington Rd, .2-.25 mi W of intersection between Glenn and Washington. Comment
  OBI81403  Centromadia pungens Michael Walgren 2012-9-9 463 San Luis Obispo Growing in a 40 acre rural property in San Miguel between Wellsona RD and San Marcos Rd. west of Hwy 101. 214 Comment
  OBI57063  Centromadia pungens subsp. pungens Frederic Hursa 1993-5-20 11017 San Luis Obispo Paso Robles: approx 200 m N of Niblick Rd. Bridge on flats along W margin of Salinas River 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
  UCR160287  Cerastium fontanum subsp. vulgare George K. Helmkamp 2004-5-9 8573 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr. (Calif. Hwy 1), 0.2 mi south of the jct of Halcyon Rd. 61 Comment
  RSA586023  Cerastium fontanum subsp. vulgare M. D. Proctor, E. A. Young 1993-3-19 ROB- 0266 San Luis Obispo 0.5 km N of Bee Rock Rd. on E Perimeter Rd., Camp Roberts. Comment
  OBI38184  Ceratophyllum demersum Eric Wise 1983-10-25 1861 San Luis Obispo Beck Lake. Approx 1 mi S of Creston Comment
  RSA201712  Ceratophyllum demersum Robert F. Hoover 1964-8-14 9280 San Luis Obispo Oso Flaco Lake. Comment
  CAS-BOT-BC400193  Ceratophyllum demersum Chester Dudley 1935-1-1 s.n. San Luis Obispo Salinas River at San Miguel Comment
  JEPS99472  Cercocarpus betuloides Clare B. Hardham 1958-4-8 2995 San Luis Obispo Santa Lucia Mountains Comment
  OBI10212  Cercocarpus betuloides Robert F. Hoover 1964-6-6 8937 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI20275  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
  CAS-BOT-BC137175  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-5-11 8762 San Luis Obispo Five miles west of Pozo Comment
  SBBG94472  Cercocarpus betuloides var. betuloides S. A. Junak 1990-4-17 4181 San Luis Obispo Cuesta Ridge, just N of main rd (USFS Rd 29S11.3) at W boundary of Cuesta Ridge Botanical Area, ca. 0.5 mi W of W boundary sign for Botanical Area, ca. 5.7 mi W of Hwy 101 746 Comment
  RSA0021619  Chaenactis fremontii Greg Wilvert 2005-4-24 301 San Luis Obispo 1.1 km WNW of Lawson Spring. 858 Comment
  RSA178072  Chaenactis glabriuscula var. lanosa R. F. Thorne, Percy C. Everett 1963-4-18 31483 San Luis Obispo 4 miles south of Cholame 488 Comment
  CAS-BOT-BC279634  Chaenactis stevioides R. F. Hoover 1949-5-1 7639 San Luis Obispo Summit of Cottonwood Pass Comment
  UC774882  Chaenactis stevioides Carl B. Wolf 1935-4-17 San Luis Obispo 1/10 mi above (w) Kern Co. line; Diablo Range, Cottonwood Canyon 579 Comment
  CAS-BOT-BC279626  Chaenactis stevioides Alice Eastwood; John Thomas Howell 1937-4-29 4112 San Luis Obispo San Diego Canyon, Temblor Range Comment
  RSA179980  Chaenactis stevioides E. C. Twisselmann 1965-4-12 10500 San Luis Obispo Head of Palo Priesta CAnyon 671 Comment
  CAS-BOT-BC279732  Chaenactis xantiana R. F. Hoover 1965-4-15 9343 San Luis Obispo Hill west of Shell Creek, south slope Comment
  OBI34329  Chenopodium album David J. Keil, Eric Wise 1983-8-30 17908 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI76797  Chenopodium berlandieri var. sinuatum George Butterworth 2011-11-8 851 San Luis Obispo Chimineas. Garcia Farming 762 Comment
  JEPS116200  Chenopodium californicum E. L. Painter, M. Wetherwax, J. Greenhouse 2001-4-16 CR- 183 San Luis Obispo Camp Roberts. Near boundary road at south end of installation, above San Marcos Creek, north of San Marcos Road. Comment
  UCR16110  Chenopodium californicum M. Eutenier 1973-4-29 730429 21 San Luis Obispo South Bay Rd. c. 0.8 mi SE of Highway 1 at Morro Bay State Park turnoff 25 yds uphill to north side of road 46 Comment
  OBI51944  Chenopodium macrospermum Larry Kelly, David J. Keil 1988-10-1 301 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI57358  Chenopodium vulvaria David J. Keil, with Kathleen A. Keil 1998-8-18 27930 San Luis Obispo S of Cholame, 0.7 miles from junction with Hwy 46 and 0.9 miles along spur road from Bitterwater Rd. Comment
  RSA0021192  Chloris gayana David J. Keil, Kathleen Keil 2013-2-17 31543 -1 San Luis Obispo Cambria. Highway 1, ca. 0.25 miles south of Cambria Pines Road. West side of Highway 1. 15 Comment
  OBI50157  Chloris virgata Michael Curto 1992-8-31 852 San Luis Obispo SE of Arroyo Grande proper, El Campo Rd =0.6 mi SE from US Hwy 101 at first 90degree right turn Comment
  CAS-BOT-BC497737  Chlorogalum pomeridianum Ernest C. Twisselmann 1955-6-16 2148 San Luis Obispo Queen Bee Road, 1mile south of Pozo Grade, Shandon 685 Comment
  CAS-BOT-BC497739  Chlorogalum pomeridianum Roxana S. Ferris 1939-6-18 9785 San Luis Obispo In chaparral above Las Tablas Creek on Klau, Santa Luica Mountains 304 Comment
  OBI46158  Chlorogalum pomeridianum Lynne Dee Oyler 1986-5-6 432 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch Comment
  OBI3922  Chlorogalum pomeridianum var. pomeridianum Patricia Wiese 1971-5-31 87 San Luis Obispo In Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  OBI69437  Chorispora tenella David J. Keil 2008-4-17 30513 San Luis Obispo Highway 166, 1.2 miles west of junction with Highway 33. Cuyama Valley east of Cuyama. 720 Comment
  OBI54205  Chorizanthe David J. Keil, V. L. Holland 1996-6-6 25884 San Luis Obispo Prefumo Cyn Homes project site along Prefumo Crk ca. 1/3 mi from Los Osos Valley rd Comment
  CAS-BOT-BC178948  Chorizanthe angustifolia Roxana S. Ferris 1929-4-15 7613 San Luis Obispo between Guadalupe and Callender Comment
  CAS-BOT-BC178953  Chorizanthe angustifolia Clare B. Hardham 1962-4-24 9070 San Luis Obispo Baywood Park Comment
  SEINET6033053 Image available Chorizanthe angustifolia Russell S. Woglum 1937-5-15 1722 San Luis Obispo Central Coast: Morro Bay Comment
  UC1296111  Chorizanthe angustifolia R. F. Hoover 1964-6-6 8962 San Luis Obispo Los Osos Comment
  CAS-BOT-BC178968  Chorizanthe biloba Ernest C. Twisselmann 1954-6-3 1316 San Luis Obispo Hills at Summit of Palo Prieta Canyon, 7 miles S of Cholame. Temblor Range and the Western San Joquin Valley 670 Comment
  CAS-BOT-BC178985  Chorizanthe biloba Roxana S. Ferris 1939-6-9 9777 San Luis Obispo one and one eight miles W of Cretson on Templeton road Comment
  RSA0004891  Chorizanthe biloba Katherine Brandegee 1911-1 s.n. San Luis Obispo Price Canon, near the coast of San Luis Obispo County, in the Upper Sonoran Zone Comment
  SBBG117977  Chorizanthe breweri E. Painter, M. Wetherwax 1999-7-13 SLO 8 San Luis Obispo above Whiskey Springs; Camp San Luis Obispo 440 Comment
  SD249261  Chorizanthe breweri David Keil 1992-5-2 22863 San Luis Obispo Laguna Lake Park. 10 Comment
  SEINET3132310  Chorizanthe diffusa var. nivea K. Brandegee 85 San Luis Obispo Price Canyon Comment
  SEINET4182886  Chorizanthe diffusa var. nivea K. Brandegee unknown 85 San Luis Obispo Upper Sonoran Zone, Price Canyon Comment
  JEPS27055  Chorizanthe douglasii Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7434 San Luis Obispo 1.5 mi w Bee Rock (old Lynch Ranch, just n of Tierra Redondo Mountain); just n of Tierra Redondo Mtn., old Lynch Ranch 341 Comment
  OBI11226  Chorizanthe douglasii Robert F. Hoover 1969-6-3 11352 San Luis Obispo Moreno Cyn 3 mi E of Santa Margarita Comment
  CAS-BOT-BC32874  Chorizanthe obovata Mary Katherine (Mrs.) Brandegee 1911-1-1 84 San Luis Obispo Price Canyon, near the coast of San Luis Obispo Comment
  OBI62663  Chorizanthe obovata LynneDee Althouse, Jason Dart, & Cetis England 2003-5-8 D 214 San Luis Obispo Vachell Tract, Carpenter Cyn rd, Arroyo Grande. The property is approx. 0.6 mi up Carpenter Canyon Road from the intersection with Printz Road. 76 Comment
  OBI78738  Chorizanthe obovata David J. Keil, with V. L. Holland 1992-5-28 23159 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  UCR118370  Chorizanthe palmeri George K. Helmkamp, E. A. Helmkamp 1998-7-1 4256 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  RSA497565  Chorizanthe palmeri Walter Wisura 1989-7-11 4404 San Luis Obispo San Bernardo Creek Ranch, E of Morro Bay Comment
  UCR160735  Chorizanthe rectispina George K. Helmkamp, E. A. Helmkamp 2005-6-7 9558 San Luis Obispo Outer South Coast Ranges, along Arroyo Grande to Huasna Road [beyond Huasna], 2.1 miles ENE of Huasna Township Road 253 Comment
  OBI59933  Chorizanthe staticoides G. F. Hrusa, D. Ragan 1995-6-20 12360 San Luis Obispo Black Butte Research Natural Area. Immed adj to Entrance 1, 1/2 mi N of Mt Lowe 600 Comment
  CAS-BOT-BC255291  Chorizanthe staticoides Henry M. Pollard 1956-6-22 s.n. San Luis Obispo Camino Cielo about 3 mi. east of Radio Peak, Santa Ynez Mts. Comment
  CAS-BOT-BC247878  Chorizanthe watsonii R. F. Hoover 1952-4-20 8133 San Luis Obispo Temblor Range near north end of Elkhorn Plain Comment
  OBI82351  Chrysolepis chrysophylla David J. Keil, Matt Ritter, Jenn Yost, Brett Hall, et al. 2016-2-6 33442 San Luis Obispo Upper See Canyon 415 Comment
  OBI31644  Cichorium intybus Turnquist, Smeltzer 1982-7-23 196 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  UC1953209  Cicuta maculata var. bolanderi David Keil 1990-5-12 s.n. San Luis Obispo Montana de Oro State Park, along Coon Creek. Comment
  CAS-BOT-BC284035  Cirsium brevistylum R. F. Hoover 1947-4-18 6959 San Luis Obispo Near Piedras Blacas Point Comment
  CAS-BOT-BC285451  Cirsium occidentale var. californicum Clare B. Hardham 1956-6-21 974 San Luis Obispo Santa Lucia Mountains. Peachy Canyon Comment
  CDA1311  Cirsium occidentale var. californicum T. C. Fuller 1959-6-22 3938 San Luis Obispo Atascadero; roadside, 0.1 mi. south of town. 0 Comment
  SBBG109851  Cirsium occidentale var. californicum C. B. Hardham 1961-5-26 7262 San Luis Obispo Lime Mtn, near Adelaida Comment
  UC30786  Cirsium occidentale var. californicum Ida M. Blochman 1893-5-1 San Luis Obispo Santa Maria Comment
  CAS-BOT-BC100979  Cirsium occidentale var. compactum Roxana S. Ferris; R. Bacigalupi 1946-4-14 11118 San Luis Obispo Cambria Comment
  OBI74394  Cirsium occidentale var. compactum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 13999 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
  OBI77441  Cirsium occidentale var. coulteri Clifton F. Smith 1946-7-15 1690 San Luis Obispo Mission Cyn rd near jctn of Las Canoas rd, Mission cyn, SB Comment
Read comments
May 16 2013
  OBI16729  Cirsium occidentale var. lucianum Robert F. Hoover 1965-6-17 9430 San Luis Obispo Santa Lucia Range. Ridge NW of cuesta Pass Comment
  OBI3868  Cirsium occidentale var. lucianum Patricia Wiese 1971-6-7 97 San Luis Obispo Along main rd by S entrance to Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass Comment
  OBI16726  Cirsium occidentale var. venustum Robert F. Hoover 1952-5-16 8309 San Luis Obispo "Rock Spring" cyn, Temblor range Comment
  RSA129851  Cirsium occidentale var. venustum G. T. Nordstrom 1937-6-18 1357 San Luis Obispo 3 miles NE of Lime Mountain 305 Comment
  JEPS99109  Cirsium vulgare C. B. Hardham 1958-9-22 3976 San Luis Obispo San Bernardo Creek Comment
  CDA7426  Cirsium vulgare R. K. Oishi 1998-10-11 29 San Luis Obispo On Pecho Valley Road, (ca) 1 mile south from the park ranger office in Montana de Oro National Park. Comment
  OBI80790  Cistus incanus D. R. Miller, Elizabeth A. Appel 2015-6-6 615 .1128 San Luis Obispo 11 plants growing on west side of Hwy 1, 50m north of Arroyo De La Cruz bridge. 25 Comment
  OBI28523  Clarkia affinis John Jackman & Julie Truesdale, Julie Truesdale 1980-1 24 San Luis Obispo MacGililvary Ranch, Adelaida. Behind soilosfrom the rd Comment
  RSA142599  Clarkia affinis Clare B. Hardham 1960-5-17 5758 San Luis Obispo Santa Lucia Mountains: Hills south of Bee Rock. Comment
  SBBG117855  Clarkia bottae E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 264 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 108 Comment
  SBBG11864  Clarkia bottae C. B. Hardham 1960-6-17 6155 San Luis Obispo Lopez Cyn Comment
  UC107832  Clarkia bottae E. Palmer, M. D. June 1876 145 San Luis Obispo Coast Range Comment
  CHSC28739  Clarkia cylindrica R. A. Schlising 1979-5-23 3413 San Luis Obispo Along Hwy 41 to Fresno, 5.0 mi NE jct with Hwy 46, 0.2 mi S of Cottonwood Pass and 1 mi SW Kern Co. line. Roadside slope. Comment
  UC127394  Clarkia cylindrica subsp. cylindrica Benj. Cobb 1907-1 16 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC172064  Clarkia cylindrica subsp. cylindrica Chester Dudley 1936-5-1 s.n. San Luis Obispo Painted Rock, Carrissa Plains Comment
  UC1018320  Clarkia cylindrica subsp. cylindrica H. Lewis and C. Epling 1947-5-5 206 San Luis Obispo 6.1 mi s U. S. Hwy. 466 (on the road from Cholame to Simmler) Comment
  CAS-BOT-BC163346  Clarkia modesta Alice Eastwood; John Thomas Howell 1936-5-8 2321 San Luis Obispo La Panza Mts. Comment
  SEINET7042509  Clarkia purpurea A. G. Vestal 1963-5-24 s.n. San Luis Obispo 6.5 miles northwest of Pozo [Junction], on the Pozo Road. Santa Margarita Lake quadrangle UTM Zone 10, 728792mE, 3908735mN. Comment
  OBI42262  Clarkia purpurea subsp. quadrivulnera David J. Keil, V. L. Holland 1986-5-26 19590 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  SBBG4982  Clarkia purpurea subsp. quadrivulnera C. B. Hardham 1958-6-3 3481 San Luis Obispo Creston Rd, 6.5 mi E of Hwy 101 Comment
  CAS-BOT-BC163932  Clarkia purpurea subsp. quadrivulnera Mary E. Wall 1933-5-25 s.n. San Luis Obispo Santa Margarita, El Dorado School Comment
  UCD104963  Clarkia purpurea subsp. viminea L. D. Gottlieb 1988-6-22 8834 San Luis Obispo San Luis Obispo County: W of Paso Robles on Klau Mine Road. 0.1 mile S of intersection with Adelaida Road. Comment
  OBI70737  Clarkia rubicunda D. R. Miller, E. A. Appel 2008-7-26 708 .868 San Luis Obispo 2.0 [possibly 21.0 illegible] mi N of Arroyo de la Cruz bridge. On coastal side at immed bluff edge 20 Comment
  OBI62730  Clarkia speciosa Lynne Dee Althouse 2003-4-10 177 San Luis Obispo Santa Margarita Ranch Comment
  UC1392818  Clarkia speciosa R. F. Hoover 1969-6-3 11351 San Luis Obispo 3 mi e Santa Margarita; Moreno Canyon Comment
  POM153211  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-17 36 San Luis Obispo Price Canyon, 3 miles south of Edna. 60 Comment
  CAS-BOT-BC165244  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-24 42 San Luis Obispo Between Pismo and Arroyo Grande, 1 1/2 miles from Arroyo Grande 25 Comment
  UCR160970  Clarkia speciosa subsp. speciosa George K. Helmkamp, E. A. Helmkamp 2005-6-12 9659 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
  RSA108157  Clarkia speciosa subsp. speciosa C. Epling, R. P. Levine, D. Mitchell 1948-6-12 525 -A San Luis Obispo 14.8 miles east of Santa Margarita on road to Pozo Comment
  UCR2094  Clarkia tembloriensis subsp. tembloriensis Frank C. Vasek 1962-5-2 620502- 01 San Luis Obispo Inner South Coast Range, W of north end of Soda Lake, on dirt road 0.4 mi. SW of junction with paved road, and 10.1 mi. south of junction with Calif. Hwy 178 which is west of Simmler 610 Comment
  OBI12079  Clarkia unguiculata R. D. Brister 1966-5-6 81 San Luis Obispo In Perfumo Cyn near SLO Comment
  CAS-BOT-BC165575  Clarkia unguiculata Ira L. Wiggins 1926-5-9 2077 San Luis Obispo Roadside 3 mi. E. of Templeton Comment
  CAS-BOT-BC439285  Claytonia exigua subsp. exigua Clare B. Hardham 1957-4-2 1617 San Luis Obispo Santa Lucia Mountains. Near Union Oil Pump Station, Atascadero-Creston Road. Comment
  OBI65753  Claytonia gypsophiloides D. R. Miller/S. G. Ayres/G. Edmunson 1995-4-23 495 -570 San Luis Obispo Pine Mt Region. Above Cline Cabin on tobacco Rd,Tobacco crk drainage 488 Comment
  UCD100735  Claytonia perfoliata G. F. Hrusa 1995-5-28 12280 San Luis Obispo San Luis Obispo County: immediately S of Peak 1 Radio Facility. 640 Comment
  OBI42141  Claytonia perfoliata subsp. mexicana David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19468 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 Piltas fire of July 1985 Comment
  UC463295  Claytonia perfoliata subsp. mexicana Roxana S. Ferris 1929-4-13 7513 San Luis Obispo n side foot of the Cuesta Grade; Cuesta Grade Comment
  OBI53895  Claytonia perfoliata subsp. perfoliata Arthur W. Hazebrook 1992-10-25 162 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  UC310651  Clematis lasiantha Philip A. Munz 1926-4-8 10131 San Luis Obispo Paso Robles Comment
  OBI10675  Clematis lasiantha Unknown 1960-4-22 s.n. San Luis Obispo 2 mi W of Paso Robles Comment
  UCR58159  Clematis ligusticifolia George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Toro Creek Canyon Road, east of Hwy 101, just south of Cayucos 122 Comment
  CAS-BOT-BC92712  Clematis ligusticifolia Ernest C. Twisselmann 1955-5-27 2033 San Luis Obispo La Panza Range. Upper Navajo Canyon. 762 Comment
  OBI79917  Collinsia bartsiifolia David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31876 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 300 Comment
  SBBG109421  Collinsia heterophylla C. B. Hardham 1959-4-23 4283 San Luis Obispo Tassajera Cyn Comment
  OBI9603  Collinsia heterophylla R. Martinez 1966-5-14 23 San Luis Obispo 3 mi S of San Luis Obispo foothills Comment
  RSA152258  Collinsia heterophylla I. L. Wiggins 1926-5-9 2057 San Luis Obispo 3 miles east of Templeton. Comment
  SEINET12334680  Collinsia sparsiflora var. solitaria D. Keil, Luckow, M. 1982-1 15697 San Luis Obispo Tassajara Canyon, between Santa Margarita & Cuesta summit, first hill past jct of Tassajara Cr Rd & Comment
  SBBG18070  Collomia heterophylla C. B. Hardham 1960-5-5 5610 San Luis Obispo Pine Mtn 762 Comment
  UC1357012  Conicosia pugioniformis R. F. Hoover 1951-3-4 8032 San Luis Obispo San Luis Obispo Comment
  OBI28331  Conium maculatum Lori Blain 1982-5-1 7 San Luis Obispo One mi E on Little Morro crk rd: along little Morro Crk 30 Comment
  OBI75177  Convolvulus mauritanicus David J. Keil 2011-4-4 30988 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. In planter near Building 5, Architectural and Environmental Design. 93 Comment
  CAS-BOT-BC286196  Conyza canadensis Ernest C. Twisselmann 1954-8-29 1532 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County Comment
  OBI66085  Cordylanthus rigidus subsp. rigidus D. R. Miller 1995-8-28 895 -599 San Luis Obispo Pine Mt Region. Next to McLean Gate, ridge rd beyond lookout tower, Pico Crk drainage 945 Comment
  CAS-BOT-BC287791  Coreopsis bigelovii R. F. Hoover 1947-4-4 6894 San Luis Obispo W side of Cottonwood Pass Comment
  UCSB15360  Coreopsis calliopsidea Dennis E. Breedlove 1962-3-24 1979 A San Luis Obispo collected 1.4 mi NE, on State Highway 41 at Cholame. U. S. Highway 466. - U. S. Highway 466, State Highway 41 and Cholame. 365 Comment
  OBI2091  Corethrogyne filaginifolia Mrs. R. W. Summers 1882-1 s.n. San Luis Obispo Morro Bay Comment
  OBI77438  Corethrogyne filaginifolia Melody Dickens 1980-7-4 42 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  SBBG60567  Corethrogyne filaginifolia M. M. Miles -Oct-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1321330  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10008 San Luis Obispo Point Sierra Nevada Comment
  UC579196  Corethrogyne filaginifolia H. C. Lee 1936-3-10 468 San Luis Obispo 2 mi nnw Camp Hill (near Pismo Beach); Arroyo Grande Quadrangle 289 Comment
  CAS-BOT-BC101414  Corethrogyne filaginifolia W. R. Dudley 1905-1-2 s.n. San Luis Obispo Chrome Mine Road Comment
  OBI53473  Corethrogyne filaginifolia Arthur W. Hazebrook 1991-6-6 95 San Luis Obispo Nipomo dunes complex, Big Coreopsis Hill, SW facing side of Hill Comment
  SEINET9351624  Corethrogyne filaginifolia George Hrusa, Butterworth, G. 2000-9-30 15705 San Luis Obispo Saucito House area, Bromley Pasture. Occasional in disturbed old rdbed to Saveito Rocks. ex CDA, Robert F. Hoover Herbarium Comment
  CDA17681  Corethrogyne leucophylla Austin Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de la Cruz; Knoll leading SE of Pt. Sierra Nevada at mouth of Arroyo de la Cruz. 0 Comment
  OBI66403  Cornus glabrata David J. Keil, with V. L. Holland 2005-6-16 30379 San Luis Obispo West of Templeton ne of intersection of York Mountain Road and Highway 46 on unpaved road cut through area of foothill woodland and mixed evergreen forest dominated by Quercus agrifolia and Umbellularia californica. Comment
  RSA0042778  Cornus glabrata Lee Haines 1958-5-30 s.n. San Luis Obispo 5 miles W of US 101 on State Hgw [Highway] 41. 121 Comment
  UC634827  Cornus glabrata H. L. Mason 1929-10-12 5486 San Luis Obispo 4.3 mi. w. Atascadero (along Atascadero Creek) Comment
  CAS-BOT-BC210351  Cornus sericea R. F. Hoover 1965-9-29 9677 San Luis Obispo Santa Lucia Range. Tassajera Creek Comment
  OBI47489  Cornus sericea subsp. occidentalis David J. Keil, Art Webster 1984-4-29 18204 San Luis Obispo Lopez Wilderness area Comment
  UCR122468  Cornus sericea subsp. occidentalis George K. Helmkamp, E. A. Helmkamp 1998-5-20 4009 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  UCR31984  Cornus sericea subsp. occidentalis David J. Keil, Melissa Luckow, R. Riggins-Pimentel, R. A. Pimentel, L. Seek, et al. 1982-5-8 15964 San Luis Obispo 3.8 mi east of jctn w/ Santa Rosa Creek. Road on dirt road leading up Cypress Mtn along Steiner Creek 452 Comment
  OBI79122  Cortaderia selloana David J. Keil 2011-11-5 31162 San Luis Obispo Western slope of Nipomo Mesa overlooking agricultural fields. Vicinity of intersection of Mountain View Drive and Halcyon Road 15 Comment
  OBI5259  Cotoneaster lacteus Elizabeth Gollub 1973-10-2 16 San Luis Obispo Cal Poly State Univ campus. W side of Science Bldg Comment
  CDA43349  Cotoneaster pannosus David J. Keil 2011-11-12 31190 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek. Comment
  OBI10188  Cotoneaster pannosus Bonnie M. Thompson 1963-11-19 527 San Luis Obispo Calif State Polytechnic College, back of Admin building Comment
  OBI56479  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. Comment
  SBBG109438  Cotula australis C. B. Hardham 1960-5-5 5619 San Luis Obispo Pine Mtn 762 Comment
  CAS-BOT-BC287231  Cotula australis John Thomas Howell 1967-4-27 42068 San Luis Obispo Cuesta Canyon County Park, San Luis Obispo Comment
  OBI56693  Cotula australis David J. Keil 1998-4-20 26822 San Luis Obispo NW of Paso Robles along Nacimiento Lake Drive, 0.1 miles E of junction with San Marcos Rd. Comment
  OBI38472  Cotula coronopifolia Eric Wise 1982-6-25 1571 San Luis Obispo Pismo State Beach, Oceano campground. In campground of heavy abusage. Also known as "dune lake" by Mason, or Oceano Lagoon by others Comment
  SBBG25168  Cotula coronopifolia L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake Comment
  UC52321  Cotula coronopifolia Mrs. R. W. Summers 1888-1 147 San Luis Obispo San Luis Obispo Comment
  OBI53980  Cotula coronopifolia Larry Kelly 1989-1-29 329 San Luis Obispo Pismo marsh, W along Norswing between Coolidge and Pier Comment
  CAS-BOT-BC427923  Crassula aquatica Ernest C. Twisselmann 1969-5-19 15308 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road. 213 Comment
  CDA25354  Crassula connata J. O. Williams 1959-5-18 San Luis Obispo Oceano. 0 Comment
  OBI81002  Crassula connata David J. Keil 2015-2-21 32675 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. ). Comment
  OBI17159  Crocanthemum scoparium Robert F. Hoover 1946-10-20 6521 San Luis Obispo Huasna district Comment
  OBI17156  Crocanthemum scoparium P. A. Holden 1966-5-8 20 San Luis Obispo Near radio station on Cuesta Summit in Santa Lucia Mts 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
  UCSB59919  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
  CDA35301  Croton setiger L. Julian 2000-10-2 14 San Luis Obispo Peterson Ranch, entrance at end of Cal Poly Canyon Road of the State University. Comment
  UC1285289  Cryptantha barbigera R. F. Hoover 1952-4-10 8102 San Luis Obispo just w San Juan River; La Panza District Comment
  UCD119001  Cryptantha barbigera R. F. Hoover 1947-4-4 6873 San Luis Obispo San Luis Obispo County: west side of Cottonwood Pass. Comment
  SBBG49670  Cryptantha clevelandii J. Copeland 1974-2-17 1043 San Luis Obispo Grand View Mesa, Nipomo Comment
  UC1950218  Cryptantha clevelandii Barbara Ertter 1989-5-23 8485 San Luis Obispo Unical Oil Refinery ca 4 airmiles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area Comment
  UCR14570  Cryptantha clevelandii George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, Baywood Park 30 Comment
  OBI20732  Cryptantha clevelandii Robert F. Hoover 1965-6-17 9442 San Luis Obispo Santa Lucia Range. Tassajera Peak Comment
  RSA128402  Cryptantha clevelandii var. florosa Robert F. Hoover 1946-4-27 6081 San Luis Obispo See Canyon. Comment
  SBBG93771  Cryptantha clevelandii var. florosa S. A. Junak 1990-5-1 4269 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  OBI39691  Cryptantha clevelandii var. florosa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16011 San Luis Obispo Trl on NE side of Cypress Mtn Comment
  OBI79767  Cryptantha intermedia David J. Keil, with David & Linda Chipping, Dirk Walters, Marlin Harms, George Butterworth, & John Chesnut 2013-3-16 31552 San Luis Obispo North slope of Caliente Range. Saucito Rocks 790 Comment
  OBI56761  Cryptantha microstachys David J. Keil 1986-4-13 19194 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  OBI70787  Cryptantha microstachys D. R. Miller 2008-5-1 508 .866 San Luis Obispo Pine Mtn Region. Along bulldozed rd in Bear Cyn, a fork of Tobacco Crk 500 Comment
  UC608291  Cryptantha muricata K. E. Bradshaw 1938-4-14 166 San Luis Obispo s of Pleyto (tip of ne point of Tierra Redonda Mountain); Tierra Redonda Mountain, Bradley Quad. 594 Comment
  UCD105567  Cryptantha nemaclada Robert E. Preston 2010-5-19 2787 San Luis Obispo San Luis Obispo County: Temblor Range, 5.7 mi ENE of Simmler. 1036 Comment
  OBI20801  Cryptantha oxygona Robert F. Hoover 1947-4-4 6875 San Luis Obispo W side of Cottonwood Pass Comment
  SJSU3424  Cryptantha pterocarya C. W. Sharsmith 1962-4-21 6856 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak, Temblor Range 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
  SEINET10899798  Cupressus sargentii Carl B. Wolf 1934-11-3 Wolf 2171 San Luis Obispo Santa Lucia Mountains. Main ridge of Cypress Mountain. 3 mile northwest of Mora Brothers Ranch on Cambria-Paso Robles Road. The groves are mainly in Section 12, T 27 S, R 9 E. Cypress Mountain is so named because of the beautiful stands of the Cupressus sargentii on the northeast slopes. these are probably the finest specimens of Sargent cypress found in the state. They are largely confined to canyons on the northeast slope. Comment
  OBI7150  Cymbalaria muralis Jane Beckman 1976-5-16 60 San Luis Obispo On Lodge Hill, Cambria 61 Comment
  CAS-BOT-BC287324  Cynara cardunculus John Thomas Howell 1952-10-20 28856 San Luis Obispo 5 miles S of San Luis Obispo Comment
  UC1276305  Cynara cardunculus subsp. cardunculus R. F. Hoover 1964-6-9 9005 San Luis Obispo on and near Fredericks Street; San Luis Obispo Comment
  LA105648  Cynodon dactylon Barry A. Prigge; 1989-7-3 9040 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2.8 mi. N of State Highway 1 on San Bernardo Creek Rd; ca. 5 air mi. E of Morro Bay 109 Comment
  OBI43382  Cynodon dactylon Eric Wise 1981-7-26 945 San Luis Obispo Shepperd's Reservoir, Cal Poly [San Luis Obispo] Comment
  UC1063868  Cynoglossum grande G. T. Nordstrom 1937-3-17 1002 San Luis Obispo 2.8 mi. s. Chimney Rock; Adelaida Quad. Comment
  OBI25071  Cynosurus echinatus David J. Keil, Dirk Walters 1980-4-26 13838 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI72826  Cyperus eragrostis Michael Walgren 2010-8-18 155 San Luis Obispo Morro Strand State Beach; in N Morro Bay. W of and between, the Cloisters housing development streets of Indigo Cir and Emerald Cir Comment
  CDA34241  Cyperus erythrorhizos David J. Keil 2010-10-21 30936 San Luis Obispo Cayucos: Whale Rock Reservoir. Comment
  OBI78845  Cyperus involucratus David J. Keil 2013-9-3 32012 San Luis Obispo Morro Bay State Park. Channel of Chorro Creek, just west of South Bay Blvd. 6 Comment
  UCSB30279  Danthonia californica Hardham, Clare 1959-4-23 San Luis Obispo Tasssajara Canyon, San Luis Obispo Comment
  SBBG107329  Datura ferox C. B. Hardham 1961-9-1 8899 San Luis Obispo roadside edges 6 mi E of Paso Robles, Creston Rd Comment
  UCSC000508  Daucus pusillus E. P. Unangst, I. J. Condit 2008-4-26 s.n. San Luis Obispo above lighthouse lighthouse - Port Hartford Comment
  OBI77539  Deinandra corymbosa David J. Keil 1982-6-26 16197 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI56681  Deinandra corymbosa David J. Keil 1998-5-18 27301 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  CAS-BOT-BC299178  Deinandra corymbosa subsp. corymbosa David D. Keck; Wm. M. Hiesey 1940-5-31 5144 San Luis Obispo 6 mi. N. of Cayucos Comment
  CAS-BOT-BC293921  Deinandra fasciculata R. F. Hoover 1963-7-30 8586 San Luis Obispo Los Osos Valley (northeast side) Comment
  CAS-BOT-BC293918  Deinandra fasciculata R. F. Hoover 1947-6-2 7255 San Luis Obispo Near Cayucos Comment
  CAS-BOT-BC299389  Deinandra increscens subsp. increscens Lewis S. Rose 1936-10-18 36778 San Luis Obispo Pismo Beach 15 Comment
  SBBG103080  Deinandra increscens subsp. increscens C. F. Smith 1962-9-27 8078 San Luis Obispo Hwy 1 near Guadalupe Lake Comment
  CAS-BOT-BC299954  Deinandra kelloggii David D. Keck 1934-4-26 2792 San Luis Obispo Cottonwood Canyon east side of Cottonwood Pass, eastern San Luis Obispo County, 7.5 mi. N.E. of Cholame Comment
  CAS-BOT-BC291886  Deinandra lobbii R. F. Hoover 1946-9-22 6441 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  UCSB36489  Deinandra pallida Gordon, Patricia 1989-6-6 San Luis Obispo Southern San Joaquin Valley, 15 mi. E. of Maricopa, on Hwy. 166 304 Comment
  CAS-BOT-BC292069  Deinandra pentactis R. F. Hoover 1946-9-14 6374 San Luis Obispo Santa Margarita Comment
  OBI16115  Deinandra pentactis Robert F. Hoover 1965-9-19 9621 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI79967  Deinandra pentactis David J. Keil, with V. L. Holland 2013-6-12 31806 San Luis Obispo Templeton. 830 Templeton Road. Comment
  UC1792807  Deinandra pentactis G. K. Helmkamp, E. A. Helmkamp 2005-6-12 9649 San Luis Obispo Central Coast Range: along Hwy CA-58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 551 Comment
  CAS-BOT-BC292040  Deinandra pentactis David D. Keck 1931-6-23 1258 San Luis Obispo 4.2 miles S. of Atascadero Comment
  CAS-BOT-BC292047  Deinandra pentactis Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School grounds, San Luis Obispo Comment
  CAS-BOT-BC292056  Deinandra pentactis David D. Keck 1933-10-9 2550 San Luis Obispo Paso Robles, south city limits Comment
  CAS-BOT-BC292060  Deinandra pentactis Bruce G. Baldwin 1985-9-29 538 San Luis Obispo Junction of California State Highway 58 and Shell Creek Road Comment
  CAS-BOT-BC292067  Deinandra pentactis R. F. Hoover 1965-9-15 9556 San Luis Obispo Near summit on Pozo-Arroyo Grande road Comment
  CAS-BOT-BC292071  Deinandra pentactis R. F. Hoover 1965-10-6 9714 San Luis Obispo 4 mi. n. of Pozo Comment
  RSA115509  Deinandra pentactis E. C. Twisselmann 1955-7-22 2275 San Luis Obispo Vaquero Water Hills. Plants of the La Panza Range. 512 Comment
  UCSB22045  Deinandra pentactis Tanowitz, Barry 1974-7-29 San Luis Obispo Across from A & W Root Beer, 1/4 mile from Hwy. 101 off ramp from Atascadero, on El Camino 280 Comment
  LA207336  Delphinium gypsophilum Lewis; Epling 782 San Luis Obispo W of forked road to Pleyto Comment
  LA207339  Delphinium gypsophilum Clare B. Hardham; 1956-6-6 887 San Luis Obispo near Klau Mine Comment
  UC454012  Delphinium nudicaule Unangst May 1906 San Luis Obispo Lopez Canyon Comment
  UC9185  Delphinium parryi Ida M. Blochman May 1893 San Luis Obispo Santa Maria Comment
  RSA0016903  Delphinium parryi Shogo Yamaguchi 1941-04 s.n. San Luis Obispo Camp Roberts Comment
  RSA122695  Delphinium parryi N. K. Carlson 1936-3-20 188 San Luis Obispo 2 miles E of Islay Hill, Arroyo Grande 183 Comment
  POM150564  Delphinium parryi subsp. blochmaniae R. W. Summers 1886-2-20 s.n. San Luis Obispo Sano Hills by sea; Oso Flacos Comment
  SBBG93940  Delphinium parryi subsp. blochmaniae C. F. Smith 1961-5-23 6353 San Luis Obispo Oceano Mesa between Dune Lakes and Oso Flaco Lake Comment
  UC55900  Delphinium parryi subsp. blochmaniae Mrs. R. W. Summers 1886-2-20 7 San Luis Obispo sand hills by the sea Oso Flaco Comment
  CAS-BOT-BC7874  Delphinium parryi subsp. blochmaniae Ernest C. Twisselmann 1956-4-10 2635 San Luis Obispo Nipomo Mesa, 1.5 miles east of the Union Oil Refinery 33 Comment
  UC912533  Delphinium parryi subsp. blochmaniae Herbert L. Mason 1924-3-31 8050 San Luis Obispo six miles North of Cambria Comment
Read comments
Oct 25 2018
  SBBG119664  Delphinium parryi subsp. eastwoodiae E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 260 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 77 Comment
  UC569966  Delphinium parryi subsp. eastwoodiae N. K. Carlson 1936-3-20 188 San Luis Obispo two mi e Islay Hill; Arroyo Grande Quadrangle 182 Comment
  OBI47436  Delphinium parryi subsp. parryi David J. Keil, Art Webster 1984-4-29 18190 San Luis Obispo Cyn bottom of Lopez Wilderness Area Comment
  OBI10620  Delphinium parryi subsp. parryi Robert F. Hoover 1949-5-22 7721 San Luis Obispo 12 mi E of Creston on La Panz Rd Comment
  RSA0029686  Delphinium umbraculorum Harlan Lewis, C. Epling 1947-5-2 s.n. San Luis Obispo 3.7 - 4 miles south of Klau Comment
  PASA2565  Delphinium variegatum Margaret Stason 1929-5-4 San Luis Obispo Hills near Santa Margarita 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
  OBI28473  Dendromecon rigida L. Baker 1982-5-15 s.n. San Luis Obispo Approx. 1 mi W of hwy 101 off the access road which begins at the summit of Cuesta Grade Comment
  OBI65834  Dendromecon rigida D. R. Miller 1994-4-8 494 -179 San Luis Obispo Pine Mt region near The Cole Ranch land gate, Marmolejo Crk drainage 732 Comment
  CAS-BOT-BC201621  Deschampsia danthonioides Clare B. Hardham 1959-4-12 4234 San Luis Obispo Cambria Comment
  CAS-BOT-BC201618  Deschampsia danthonioides Clare B. Hardham 1957-5-12 1946 San Luis Obispo Green's Lake Comment
  OBI72540  Deschampsia danthonioides M. Wetherwax and E. L. Painter, E. L. Painter 2001-4-4 CR- 153 San Luis Obispo Camp Roberts. S of Range Control 200 Comment
  OBI15115  Descurainia pinnata Dieter H. Wilken 1965-3-27 132 San Luis Obispo Crocker Grade, W slope of the Temblor Range 914 Comment
  CAS-BOT-BC43219  Descurainia pinnata subsp. brachycarpa Ernest C. Twisselmann 1955-3-22 1757 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Plains 2 miles east of Soda Lake. 640 Comment
  SD244647  Descurainia pinnata subsp. glabra David Keil 1998-5-11 27191 San Luis Obispo Caliente Range. 4.9 mi. from Soda Lake Rd. along Selby Rd. Comment
  JEPS85864  Descurainia pinnata subsp. menziesii Roy E. Buck 1989-3-24 1120 San Luis Obispo 0.3 rd mi e (ridge se) Simmler-Soda Lake Road junction with Soda Lake Road (ca 0.3 air km e of se tip of main Soda Lake, 24 air km sw of McKittrick (Kern County), Carrizo Plain); Carrizo Plain 588 Comment
  SBBG104783  Dichelostemma capitatum subsp. capitatum M. D. Proctor, E. A. Young 1993-3-20 ROB 28 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI28733  Digitaria sanguinalis David J. Keil 1980-9-18 14220 San Luis Obispo Along US 101 0.8 mi NW of Cuesta Summit Comment
  SBBG66799  Diplacus aurantiacus J. R. and R. C. Robbins 1932-6-9 San Luis Obispo 12 mi from Cayucos 457 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
  CAS-BOT-BC150562  Diplacus linearis R. F. Hoover 1964-6-12 9066 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  CAS-BOT-BC150706  Diplacus longiflorus E. McMillan 1952-6-7 137 San Luis Obispo Carissa Plain-1 mi. W and 2 mi. S of Simmler Comment
  SBBG107620  Diplacus longiflorus C. B. Hardham 1959-5-20 4566 San Luis Obispo Cantinas Crk 243 Comment
  CAS-BOT-BC153978  Diplacus rattanii Clare B. Hardham 1961-4-17 6839 San Luis Obispo Pine Mt. 1005 Comment
  UCR58156  Dipsacus sativus George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Toro Creek Canyon Road, east of Hwy 101, just south of Cayucos 122 Comment
  CDA17526  Distichlis spicata Austin Griffiths 1980-6-21 s.n. San Luis Obispo Bay side 1/3 way S of point on Morro Bay Sandspit. Comment
  OBI22320  Distichlis spicata Robert F. Hoover 1964-8-13 9229 San Luis Obispo Mouth of Morro Crk Comment
  UC2027158  Dittrichia graveolens David J. Keil 2011-10-11 31120 San Luis Obispo Highland drive entrance to campus of California Polytechnic State University Comment
  UC1123249  Dodecatheon clevelandii subsp. insulare W. A. Peterson 1937-4-27 760 San Luis Obispo 4 mi ese McChesney Mtn.; Santa Barbara National Forest, La Panza Quad. Comment
  CDA25902  Drosanthemum floribundum David J. Keil 2000-8-2 29048 San Luis Obispo Arroyo Grande area. Circa 0.5 miles off Lopez Drive on Hondonada Road. 0 Comment
  UCSB3637  Drymocallis glandulosa var. glandulosa Ralph, F. 1959-4-11 San Luis Obispo along roadside of Hwy. 1, about 13.3 miles north of San Simeon 60 Comment
  SBBG55741  Dryopteris arguta R. J. Rodin 1959-3-18 6322 San Luis Obispo N side of Bishop Pk Comment
  UCR118372  Dudleya abramsii subsp. murina George K. Helmkamp, E. A. Helmkamp 1998-7-1 4254 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  RSA84215  Dudleya blochmaniae Alice Eastwood, J. T. Howell 1936-5-7 s.n. San Luis Obispo Near Cayucos. Comment
  SBBG26803  Dudleya blochmaniae subsp. blochmaniae A. Eastwood, J. T. Howell 1936-5-7 San Luis Obispo near Cayucos Comment
  UCD101876  Dudleya caespitosa Daryl Koutnik 1978-6-19 541 San Luis Obispo San Luis Obispo County: San Bernardo Creek. 91 Comment
  CAS-BOT-BC410878  Dudleya caespitosa Robert T. Clausen 1940-6-24 4730 San Luis Obispo San Luis Obispo Basin; Pacific Slope 60 Comment
  UC1953195  Dudleya cymosa subsp. pumila David Keil with Mike Mattina 2010-5-31 30810 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI52744  Dudleya lanceolata David J. Keil, V. L. Holland 1991-1 22557 San Luis Obispo San Simeon State Park and vicinity, along San Simeon Crk from beach inland to E boundary of park and on adjoining slopes S to boundary with C.T. Ranch Comment
  OBI55631  Dudleya lanceolata David J. Keil 1988-6-25 20815 San Luis Obispo Higuera St S of San Luis Obispo, just E of bridge over San Luis Creek Comment
  CAS-BOT-BC415006  Dudleya palmeri Dr. E. Palmer 1878-7-11 s.n. San Luis Obispo San Simeon Bay Comment
  OBI66035  Dudleya palmeri Kristin Brewer, Sarah Blaser 2006-6-13 7 San Luis Obispo 2051 O'Conner Way, in the hills behind the house, W of Bishop Peak Comment
  JEPS47744  Dudleya palmeri C. H. Uhl 1961-5-31 904 San Luis Obispo 0.6 mi e center of Cambria (on w side of ravine of small tributary, a short distance from confluence with Calif. Hwy 1); Santa Rosa Creek Comment
  UC933219  Dudleya palmeri Reid Moran 1947-5-4 2173 San Luis Obispo 1 mi s San Simeon (seabluff) Comment
  UC1357621  Eastwoodia elegans Lonnie Belden 1965-7-1 San Luis Obispo Caliente Mountain Comment
  OBI16604  Eastwoodia elegans Robert F. Hoover 1947-5-10 7156 San Luis Obispo Cuyama Valley short distance above Taylor cyn Comment
  UCR147227  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2004-8-15 8787 San Luis Obispo Central Coast, Nipomo Mesa. Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi S. of jct. of Halcyon Rd., SE of Oceano 76 Comment
  CAS-BOT-BC208546  Ehrharta calycina Ernest C. Twisselmann 1956-4-10 2632 San Luis Obispo Nipomo Mesa 60 Comment
  UC1490512  Ehrharta calycina Wayne Roderick 1978-5-27 San Luis Obispo 101 offramp at Nipomo, (1 mi n and s of offramp) Nipomo; 101 offramp at Nipom Comment
  SD245351  Elatine californica David Keil 1998-8-19 27975 San Luis Obispo Red Hill Rd., 0.3 miles from Hwy 58 and north down steep slope to small reservoir. Comment
  CAS-BOT-BC113426  Eleocharis bella Ernest C. Twisselmann 1969-4-28 15217 San Luis Obispo Estrella Plains: Hwy 46, 1.5 mi E of Paso Robles. 205 Comment
  OBI22629  Eleocharis macrostachya Robert F. Hoover 1947-5-2 7117 San Luis Obispo Atascadero Comment
  SEINET11261649  Eleocharis macrostachya David Keil 1992-5-25 23131 San Luis Obispo Laguna Lake Park. Edge of freshwater marsh.; 0 35 Comment
  OBI22626  Eleocharis macrostachya Robert F. Hoover 1964-7-9 9144 San Luis Obispo 5 mi W of Pozo (Salsipuedes Crk) Comment
  OBI35173  Eleocharis macrostachya Eric Wise 1982-6-24 1535 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. South shore of Laguna Lake, SLO Comment
  CDA38995  Eleocharis parishii T. Chalmers 1959-6-15 s.n. San Luis Obispo [No additional data.] 0 Comment
  OBI35125  Eleocharis parishii Eric Wise 1981-6-7 493 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Rancho Rinconado, 23.1 mi W of New Cuyama Comment
  RSA522594  Eleocharis parvula David J. Keil 1977-8-7 12490 San Luis Obispo SLO at Laguna Lake Comment
  OBI37955  Elymus glaucus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18623 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gate 732 Comment
  OBI47486  Elymus glaucus David J. Keil, Art Webster 1984-4-29 18201 San Luis Obispo In cyn bottom of Lopez wilderness area Comment
  POM262007  Elymus glaucus I. L. Wiggins 1929-4-16 3637 San Luis Obispo Near Old Creek, 6 miles N. of Moro. Comment
  OBI44855  Elymus multisetus David J. Keil 1979-7-1 13141 San Luis Obispo Ridge between Prefumo and See Cyns, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  SEINET239944  Elymus multisetus David Keil 1979-7-1 13141 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  OBI39996  Elymus ponticus David J. Keil 1977-8-7 12487 San Luis Obispo Along Los Osos Valley Rd at turnoff to Telephone company Rd ca. 1/2 mi W of Foothill Blvd Comment
  OBI79271  Emex spinosa Peggy Phillips, Tim and Kim McCurdy 2006-4-21 406 -824 San Luis Obispo Comment
  SEINET1909581  Encelia californica George K. Helmkamp 2004-1 8251 San Luis Obispo Central Coast: Riverside Road at the low end of Nipomo Mesa beside Division Road 46 Comment
  OBI34879  Ephedra californica David J. Keil, Dirk Walters 1980-4-5 13745 San Luis Obispo Ca. 28 mi E of santa Maria on hwy 166 and N on Chimineas Ranch Rd Comment
  OBI7505  Ephedra californica Robert F. Hoover 1950-4-2 7796 San Luis Obispo Panorama Hills near base of Crocker Grade Comment
  CDA17363  Ephedra viridis G. F. Hrusa, G. Wilvert 2005-4-1 16412 San Luis Obispo Caliente Range; Immed. W and above Lawson Spring. W end of Padrone Cyn. Rd. 853 Comment
  OBI65002  Ephedra viridis Greg Wilvert 2005-4-5 138 San Luis Obispo SE Half of Caliente Range. 200m SE of Wells Spring 959 Comment
  UC454598  Epilobium brachycarpum I. J. Condit 1909-10-15 San Luis Obispo C. P. S. grounds Comment
  SBBG118278  Epilobium campestre B. Schafer 2001-4-24 San Luis Obispo 0.5 mi S on tank trail from intersection of Bee Rock and W Perimeter rds, LCTA Plot 133; Camp Roberts 198 Comment
  POM147879  Epilobium canum subsp. canum J. B. Feudge 1927-6-29 1711 San Luis Obispo Creston. 305 Comment
  CAS-BOT-BC166422  Epilobium canum subsp. canum R. F. Hoover 1966-10-1 10108 San Luis Obispo Vasquez Canyon, tributary to lower Lopez Canyon Comment
  SBBG83041  Epilobium ciliatum subsp. ciliatum C. F. Smith 1958-8-2 5844 San Luis Obispo E of Dune Lakes S of Oceano Comment
  POM312601  Epilobium ciliatum subsp. watsonii Malcolm A. Nobs, S. Galen Smith 1949-6-22 822 San Luis Obispo Marshes in the sand dunes at Oceano, 3 miles south of Pismo Beach. Comment
  RSA201710  Epilobium ciliatum subsp. watsonii Robert F. Hoover 1964-8-13 9223 San Luis Obispo Santa Lucia Range: Mouth of Morro Creek Comment
  OBI61055  Epilobium densiflorum P. A. Holden 1968-6-15 439 San Luis Obispo Along Creston Rd about 6 mi from jctn with hwy 58 Comment
  OBI78863  Equisetum X ferrissii R. F. Hoover 1947-4-27 7110 San Luis Obispo Morro Creek above base of grade on highway to Atascadero along rivulets Comment
  OBI78899  Equisetum hyemale R. F. Hoover 1946-9-17 6422 San Luis Obispo Oceano, among trees in low moist area Comment
  RSA43022  Equisetum hyemale var. affine Robert F. Hoover 1946-10-5 6459 San Luis Obispo Villa Creek, between Cayucos and Cambria. Comment
  OBI1028  Equisetum laevigatum R. F. Hoover 1950-5-7 7895 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Range Comment
  SD38386  Equisetum laevigatum Edith A. Purer 1931-8-6 San Luis Obispo Oceano Comment
  SD112404  Equisetum laevigatum Darley F. Howe 1967-4-9 4332 San Luis Obispo 14 miles west of Templeton on #46 [Hwy] 395 Comment
  OBI30895  Equisetum telmateia Julie M. Vanderwier 1979-8-26 201 San Luis Obispo Indian Knob Tar Sands Comment
  OBI1040  Equisetum telmateia J. B. Carstens 1966-4-8 5 San Luis Obispo 2.5 miles north of Avila Beach Road on See Canyon Road, along fence on east side of road Comment
  UC74914  Equisetum telmateia subsp. braunii Mrs. R. W. Summers 1882-5-13 964 San Luis Obispo Morro Comment
  OBI59055  Eragrostis barrelieri David J. Keil 1998-8-24 28005 San Luis Obispo Hwy 166, 2 road miles W of Tepusquet Canyon Rd. Comment
  OBI56711  Eragrostis pectinacea David J. Keil 1996-6-7 25891 San Luis Obispo 700 block of Johnson Ave, San Luis Obispo. Residential area Comment
  CAS-BOT-BC209653  Eremalche parryi R. F. Hoover 1947-3-30 6827 San Luis Obispo 10 mi. e. of Creston on La Panza road Comment
  CAS-BOT-BC209648  Eremalche parryi Clare B. Hardham 1959-4-14 4256 San Luis Obispo Intersection Shell Creek Road and Cammatti Road Comment
  HSC16006  Eremalche parryi D. A. Shally 1965-4-13 17 San Luis Obispo Avenal Cattle Association land. 10 mi. S of Shandon Comment
  SBBG83984  Eremalche parryi subsp. parryi C. F. Smith 1986-5-15 12094 San Luis Obispo W of Caliente Mtn lookout 1524 Comment
  PGM6276B  Eremalche parryi subsp. parryi Beatrice F. Howitt 1958-4-28 San Luis Obispo Carissa Plains, On Carrizo Plains White form Comment
  OBI78340  Eremothera boothii Craig Woods 1978-4-22 46 San Luis Obispo East side of the Carrizo Plain, 6 mi SE of hwy 58 along Sim. Soda lake rd 671 Comment
  UCSB40303  Eremothera refracta Cowan, Clark 1975-4-20 San Luis Obispo 100 yds. from the end of a dirt road, 150 yds. NE of Soda Springs Rd., 8 mi. NW. of junction with Hwy. 166, Carrizo Plain Comment
  RSA0039771  Eriastrum calocyanum LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6517 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  SBBG112375  Eriastrum densifolium D. Keil 1982-6-27 16323 San Luis Obispo ridgetop, hills overlooking Los Osos from the south Comment
  UCD118287  Eriastrum densifolium Ramona Robison 2000-5-26 478 San Luis Obispo San Luis Obispo County: Huerhuero Creek south of Highway 46 bridge crossing. 225 Comment
  UC1034567  Eriastrum densifolium subsp. densifolium R. F. Hoover 1947-7-10 7295 San Luis Obispo short distance n north edge of Santa Maria Valley (on Guadalupe-Arroyo Grande road) Comment
  OBI11577  Eriastrum densifolium subsp. densifolium H. E. McMinn 1935-6-6 3839 San Luis Obispo South of Oceano Comment
  RSA0019323  Eriastrum hooveri Greg Wilvert 2005-5-4 381 San Luis Obispo Southeast half of the Caliente Range: S end of Quail Canyon. 738 Comment
  JEPS13573  Eriastrum pluriflorum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-24 5212 San Luis Obispo 2.4 mi above confluence with Cholame Creek (n end of mt. range); Temblor Range, Palo Prieto Canyon 457 Comment
  OBI11556  Eriastrum pluriflorum subsp. pluriflorum R. F. Hoover 1952-5-25 8234 San Luis Obispo N base of Caliente Mt Comment
  OBI54485  Eriastrum sapphirinum Matthew Arterburn 1997-4-28 73 San Luis Obispo Fris Camp near Black mtn, La Panza Range 701 Comment
  OBI16589  Ericameria arborescens Robert F. Hoover 1965-9-29 9674 San Luis Obispo Tassajera crk Comment
  CAS-BOT-BC291293  Ericameria ericoides R. F. Hoover 1946-10-20 6507 San Luis Obispo Price Canyon Comment
  UC1953296  Ericameria ericoides Anthony Baniaga with David J. Keil, Denis Kearns, and Theo Fitanides 2010-1-13 2 San Luis Obispo Tierra Redonda Mountain. Comment
  CAS-BOT-BC292907  Ericameria ericoides R. F. Hoover 1946-10-20 6513 San Luis Obispo Upper Huasna River just below Arroyo Seco Comment
  CAS-BOT-BC292909  Ericameria ericoides Ernest C. Twisselmann 1959-11-2 5907 San Luis Obispo Oceano Dunes 1 mile sout of Pismo Beach 4 Comment
  OBI16561  Ericameria ericoides Robert F. Hoover 1966-9-12 9986 San Luis Obispo Bed of Santa Maria river north of Santa Maria Comment
  JEPS100245  Erigeron blochmaniae Dean W. Taylor with Alison Colwell 2002-9-26 18447 San Luis Obispo Oso Flaco Lake, dunes just north from the beach access boardwalk, Pismo Dunes State Park 6 Comment
  OBI6644  Erigeron foliosus Greg Hassen 1975-8-7 50 San Luis Obispo Poly Cyn [Cal Poly campus, SLO] Comment
  OBI55256  Erigeron foliosus Greg Frugoli 1997-5-9 80 San Luis Obispo Found on roadside bank S of queen Bee campgd. La Panza Range, Los Padres NF (hwy 58 burn area0 658 Comment
  CAS-BOT-BC300052  Erigeron philadelphicus Marcus E. Jones 1882-5-9 3246 San Luis Obispo San Luis Obispo Comment
  SBBG112453  Erigeron sanctarum D. Keil with K. Keil 1998-3-23 26417 San Luis Obispo Valencia Peak burn site (fire in summer 1997); Montana de Oro State Park Comment
  CDA43318  Erigeron sumatrensis David J. Keil 2010-12-8 30967 San Luis Obispo Along Hondonada Road northwest of junction with Lopez Drive, east of Arroyo Grande. Comment
  OBI81101  Erigeron sumatrensis Michael Walgren 2014-12-15 443 San Luis Obispo dirt/gravel road that accesses the Piedras Blancas Lighthouse from Highway One 25 Comment
  OBI28552  Eriodictyon tomentosum John Jackman and Julie Truesdale, Julie Truesdale 1980-1 68 San Luis Obispo MacGillivary Ranch, Adelaida. Comment
  RSA77243  Eriodictyon tomentosum Alice Eastwood, J. T. Howell 1936-5-8 2305 San Luis Obispo La Panza Mts Comment
  SBBG6088  Eriodictyon tomentosum H. and M. Dearing 1940-6-16 4386 San Luis Obispo upper Salinas River near Pozo Comment
  UC1124364  Eriodictyon tomentosum N. French 1936-1-13 668 San Luis Obispo summit e Pozo; Santa Barbara National Forest, Pozo Quad. Comment
  SBBG65123  Eriodictyon traskiae D. B. Rogers 1932-5-28 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI13952  Eriodictyon traskiae subsp. smithii Unknown 1964-5-1 s.n. San Luis Obispo 2 mi SE of Cuesta summit Comment
  CAS-BOT-BC248578  Eriogonum angulosum Clare B. Hardham 1956-6-19 928 San Luis Obispo Santa Lucia Mountains. Peachy Canyon. Chalk Rock Comment
  RSA0028255  Eriogonum baileyi David J. Keil, G. Butterworth 2011-9-23 31102 San Luis Obispo Carrizo Plain. Padrones Road, south of Soda Lake Road near base of Caliente Range. 835 Comment
  SEINET3928277  Eriogonum baileyi var. baileyi D. R. Miller 2011-9-16 911 .1001 San Luis Obispo A localized stand of perhaps 50 plants growing on a chapperal road cut ridge in Bear Canyon on tobacco creek drainage.; 0 500 Comment
  CAS-BOT-BC241926  Eriogonum cithariforme Clare B. Hardham 1957-6-17 2238 San Luis Obispo Santa Lucia Mountains. Tassajera Canyon Comment
  UC534905  Eriogonum cithariforme Susan G. Stokes 1933-9-8 125 San Luis Obispo San Luis Obispo to Pismo Beach Comment
  RSA491700  Eriogonum cithariforme var. cithariforme James L. Reveal, C. Rose Broome 1987-6-17 6475 San Luis Obispo Along Navajo Grade Road, 1 mile west of the summit and south of Navajo Campground and McGinnis Creek, about 4 airline miles north-northeast of Pozo. 724 Comment
  UCR29926.1  Eriogonum clavatum David J. Keil, Melissa Luckow, Richard A. Pimentel, Rhonda L. Riggins-Pimentel 1981-4-24 14479 San Luis Obispo South Coast Range, Road at S end of Soda Lake, c. 0.25 mile east of Soda Lake Rd. 586 Comment
  CAS-BOT-BC242551  Eriogonum covilleanum Ernest C. Twisselmann 1957-5-3 3479 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains [Carrizo Plain]: flood wash 9.9 miles south of Soda Lake 640 Comment
  CAS-BOT-BC246608  Eriogonum elegans R. F. Hoover 1966-10-1 10101 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek Comment
  UC638980  Eriogonum elegans Bernard Miossi 1939-7-10 82 San Luis Obispo 1 mi n, along Claf Canyon road Morano Creek; Cal Canyon 388 Comment
  RSA782675  Eriogonum elongatum Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 42 San Luis Obispo close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166 Comment
  OBI6662  Eriogonum elongatum Greg Hassen 1975-8-20 54 San Luis Obispo Along rd bank, E side of Poly Cyn Rd. also S slope Comment
  UC771743  Eriogonum elongatum var. elongatum R. F. Hoover 1946-9-15 6414 San Luis Obispo w Simmler (w edge of Carrizo Plain); Carrizo Plain Comment
  OBI30868  Eriogonum fasciculatum Julie M. Vanderweir 1979-5-19 167 San Luis Obispo Indian Knob Tar Sands Comment
  SEINET4673847  Eriogonum fasciculatum var. foliolosum Richard R. Halse 2012-3-26 8436 San Luis Obispo Along State Hwy. 1, ca. 0.7 miles north of Cayucos.; 0 14 Comment
  CAS-BOT-BC250531  Eriogonum gracile Susan Stokes 1932-8-29 11 San Luis Obispo Atascadero Comment
  CAS-BOT-BC250555  Eriogonum gracile Alice Eastwood 1940-10-12 s.n. San Luis Obispo Nipoma [Nipomo?] Mesa Comment
  OBI11079  Eriogonum gracile Robert F. Hoover 1946-9-14 6375 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC261160  Eriogonum gracillimum James L. Reveal 1978-6-25 4766 San Luis Obispo Along California Highway 58, 2 mile east of the San Juan River Bridge at the base of Syncline Hill, 1.3 miles west of the Cholame turnoff 609 Comment
  CAS-BOT-BC261149  Eriogonum gracillimum Ernest C. Twisselmann 1954-6-5 1332 San Luis Obispo Panorama Hills, Southeastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  UC1296099  Eriogonum heermannii var. heermannii R. F. Hoover 1952-5-24 8218 San Luis Obispo just w of highest peak, Caliente Mt. Caliente Mt. Comment
  OBI11057  Eriogonum heermannii var. heermannii Lonnie Belden 1965-7-17 s.n. San Luis Obispo Morales Cyn just SW of Caliente Mt Peak Comment
  SEINET11946394  Eriogonum latifolium S. A. Thompson, Rawlins, J. E. 1988-8-25 5255 San Luis Obispo ca 4 mi N of San Simeon, Pt. Piedras Blancas (S side) 5 Comment
  RSA164090  Eriogonum nudum var. indictum E. C. Twisselmann 1963-11-3 9076 San Luis Obispo West slope of Cottonwood Pass, 5 miles east of Cholame. 495 Comment
  CAS-BOT-BC271976  Eriogonum nudum var. pubiflorum R. F. Hoover 1947-9-19 7399 San Luis Obispo 4 mi. se. of Santa Manzanita Comment
  CDA17529  Eriogonum parvifolium Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Bay side 1/3 way S of point on Morro Bay Sandspit. Comment
  OBI62520  Eriogonum parvifolium Lynn Dee Oyler 1990-6-12 1181 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  UC771740  Eriogonum parvifolium R. F. Hoover 1946-8-26 6355 San Luis Obispo w side of Los Osos Valley Los Osos Valley 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
  SBBG28612  Eriogonum roseum E. C. Twisselmann 1967-8-11 13550 San Luis Obispo Mtn Springs Cyn, 2 mi W of Paso Robles 548 Comment
  SBBG28610  Eriogonum temblorense E. C. Twisselmann 1967-5-23 13104 San Luis Obispo Cottonwood Pass 502 Comment
  JEPS108269  Eriogonum temblorense David Gowen 2005-5-11 302 San Luis Obispo Elkhorn Road (dirt). Bare shaley hill ca 8.1 miles south of Hurricane Road. Comment
  RSA0029645  Eriogonum vimineum D. R. Miller 2011-9-2 911 -997 San Luis Obispo In Bear Canyon on 'Air Strip' cut, Tobacco Creek drainage. 500 Comment
  OBI16507  Eriophyllum confertiflorum Russell Gorman 1956-5-17 56 San Luis Obispo Los Berros Canyon approx 4 mi N of Nipomo Comment
  RSA0037511  Eriophyllum confertiflorum LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6548 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  OBI29887  Eriophyllum confertiflorum Kristin Bryan and Carol Radike, Carol Radike 1980-6-8 13 San Luis Obispo At jctn of Calif routes 58 and 229 in Calf Canyon Comment
  OBI31046  Eriophyllum confertiflorum var. confertiflorum Julie M. Vanderwier 1978-5-11 16 San Luis Obispo Indian Knob Tar Sands. Comment
  OBI2978  Eriophyllum multicaule Lewis S. Rose 1968-4-8 68032 San Luis Obispo Baywood Park, Morro Bay 15 Comment
  SEINET8687402 Image available Eriophyllum multicaule R. W. Summers 1884-6-17 s.n. San Luis Obispo Pecho; sand beach Comment
  UCR202904  Eriophyllum multicaule George K. Helmkamp, E. A. Helmkamp 2000-3-15 5336 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  SD71146  Eriophyllum pringlei R. F. Hoove 1947-3-30 6822 San Luis Obispo East branch of Huerhuero Creek about 5 miles south of Creston. Comment
  UC57415  Eriophyllum staechadifolium J. H. Barber San Luis Obispo Morro Comment
  OBI16488  Eriophyllum staechadifolium var. artemisiifolium Robert F. Hoover 1969-7-2 11403 San Luis Obispo Hazard Canyon Comment
  OBI31231  Erodium botrys Julie M. Vanderwier 1978-5-28 63 San Luis Obispo Indian Knob Tar Sands Comment
  OBI42378  Erodium botrys David J. Keil 1986-4-8 19134 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  UCR215800  Erodium botrys George K. Helmkamp 2004-2-17 08297 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd, 0.2 mi east of Mesa View Dr (Calif. Hwy 1) 76 Comment
  OBI79303  Erodium brachycarpum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31702 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. 420 Comment
  UC1314930  Erodium brachycarpum R. F. Hoover 1967-4-5 10338 San Luis Obispo near summit w of East Branch Huerhuero Creek (on Highway 58) Comment
  OBI14094  Erodium brachycarpum Robert F. Hoover 1967-4-5 10338 San Luis Obispo Near summit W of East Branch Huerhuero Crk on hwy 58 Comment
  OBI35769  Erodium cicutarium Allison Berry 1984-3-1 45 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI65085  Erodium cicutarium L. D. Oyler, David J. Keil & K. Foustini 1990-4-26 1105 San Luis Obispo UNOCAL pipeline that runs N-S through dunes Comment
  CDA25881  Erodium moschatum Beth Waterbury 1983-2-4 19 San Luis Obispo San Luis Obispo, located in cultivated field at northeast corner of Prado Road. and Elks Lane. 0 Comment
  SBBG32193  Eryngium vaseyi E. C. Twisselmann 1968-9-12 14926 San Luis Obispo T. Franklin Twisselmann Ranch, Choice Valley 609 Comment
  CAS-BOT-BC54472  Erysimum capitatum Ernest C. Twisselmann 1954-3-21 906 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 6 miles south of US 466. 579 Comment
  OBI15037  Erysimum capitatum var. capitatum Robert F. Hoover 1968-4-17 11048 San Luis Obispo Elkhorn Hills Comment
  UC455746  Erysimum capitatum var. capitatum I. J. Condit 1910-3-28 San Luis Obispo La Panza Comment
  RSA530252  Erysimum suffrutescens H. M. Pollard 1968-6-7 s.n. San Luis Obispo Near Oso Flaco Lake. Comment
  UC1126645  Erysimum suffrutescens B. Bolt 1936-2-10 569 San Luis Obispo 3/4 mi s Osos Creek (mouth); Cayucos Quadrangle Comment
  OBI53854  Erysimum suffrutescens Arthur W. Hazebrook 1993-5-23 216 San Luis Obispo Nipomo Dunes Complex, riparian corridor along N base of Big Coreopsis Hill Comment
  OBI75156  Erythrina humeana Matt Ritter 2011-8-25 5091 San Luis Obispo Cal Poly Campus, SLO Comment
  CAS-BOT-BC402818  Eschscholzia caespitosa R. F. Hoover 1949-5-17 7705 San Luis Obispo Upper Arroyo Grande at County Park Comment
  CAS-BOT-BC402821  Eschscholzia caespitosa Ernest C. Twisselmann 1959-4-18 5065 San Luis Obispo Santa Margarita Region: low hills just west of Garden Farms 243 Comment
  SBBG123906  Eschscholzia caespitosa D. Keil with V. L. Holland 2009-4-28 30595 San Luis Obispo hills just S of Arroyo Crk arm of Lopez Reservoir 210 Comment
  OBI3896  Eschscholzia californica Elizabeth Rudd 1971-5-23 267 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI54195  Eschscholzia californica David J. Keil, Kathleen Keil 1995-4-15 24885 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI64414  Eschscholzia californica David J. Keil 2001-3-28 29207 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  CAS-BOT-BC403508  Eschscholzia californica Ernest C. Twisselmann 1966-9-10 12802 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the head of Palo Prieta Canyon 640 Comment
  OBI6959  Eschscholzia californica Susan Hopkins 1972-5-15 15 San Luis Obispo About 3 mi from Los Osos Valley rd on Prefumo Cyn Rd 91 Comment
  CAS-BOT-BC76491  Eschscholzia lemmonii Alice Eastwood; John Thomas Howell 1935-3-25 2032 San Luis Obispo West side of Cottonwood Pass. 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
  OBI43305  Eucalyptus globulus David J. Keil 1985-6-8 18784 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon. In bed of Arroyo del Oso Comment
  OBI54146  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil, Kathleen Keil 1995-4-15 24908 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  SEINET6744703  Euphorbia dictyosperma Marcus E. Jones 1882-1 3482 San Luis Obispo San Luis Obispo, California Comment
  OBI33945  Euphorbia maculata David J. Keil 1983-10-22 18002 San Luis Obispo Campus of Calif Polytechnic State University near Fisher Hall Comment
  OBI55363  Euphorbia oblongata David J. Keil 1998-4-9 26613 San Luis Obispo Pismo Beach; southbound Fwy exit just N of Hinds Ave exit Comment
  OBI60894  Euphorbia oblongata Meghan Reeves 2002-5-15 9 San Luis Obispo N bank on Abbot St E of Grand Ave 70 Comment
  UC455404  Euphorbia spathulata E. P. Unangst 1906-5-21 San Luis Obispo Reservoir Canyon Comment
  RSA341386  Euphorbia spathulata C. F. Smith 1950-4-30 2703 San Luis Obispo Along road northeast of Pinole Land 7 Cattle Company headquarters, about 3 miles airline southwest of Yeguas Mountain. Comment
  CAS-BOT-BC312181  Eurybia radulina R. F. Hoover 1947-8-16 7377 San Luis Obispo Klau District mines Comment
  OBI58114  Extriplex californica Austin P. Griffiths, Winton H. "Woody" Frey 1981-10-5 s.n. San Luis Obispo Nipomo Dune Region, midway towards Mussel Point from Guadalupe Beach Comment
  CDA16877  Festuca arundinacea G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  OBI32322  Festuca arundinacea David J. Keil 1982-6-26 16192 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI73584  Festuca bromoides David J. Keil, with V. L. Holland 2010-6-15 30888 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. Comment
  OBI19871  Festuca bromoides Walter F. Chesebro 1978-5-12 195 San Luis Obispo Just inside gates of Fort Hunter-Liggett, at beginning of Nacimiento-Fergueson Rd Comment
Read comments
May 13 2013
  OBI21825  Festuca californica Robert F. Hoover 1947-5-14 7168 San Luis Obispo Steiner Crk ("Steiner Canyon") Comment
  OBI79717  Festuca elmeri David J. Keil, with Mike Walgren & Lisa Andreano 2013-5-1 31770 San Luis Obispo Montana de Oro State Park. Slopes north of Coon Creek, burned over in fall 2012 controlled burn/wildfire 100 Comment
  CAS-BOT-BC278373  Festuca elmeri Clare B. Hardham 1957-5-30 2041 San Luis Obispo Santa Lucia Mountains. Fair Oaks Ranch, South road to Adelaida Comment
  OBI3871  Festuca microstachys Patricia Wiese 1971-6-7 108 San Luis Obispo 4 mi NW of Cuesta Pass. Cuesta Ridge Botanical Area 762 Comment
  OBI21870  Festuca myuros Eben McMillan 1952-5-2 90 San Luis Obispo Choice Valley, 1 mi S, 8 mi E of Shandon Comment
  UC2027484  Festuca myuros Greg Wilvert 2005-4-5 112 San Luis Obispo Southeast Half of the Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road. Comment
  OBI11908  Festuca perennis Dave Imper 1977-4-7 111 San Luis Obispo Price Cyn Tarsands Project. Project located 1 mi. SW of Hwy 227 on Price Canyon Rd. Comment
  OBI25992  Festuca perennis David J. Keil 1981-5-16 14619 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  UCSB41496  Festuca perennis Marsalek, J. 1979-5-17 San Luis Obispo north side of Ca. State 41; 1 mile north of its junction with CA State 46; Inner Coast Range Foothills 335 Comment
  UCSB70423  Festuca temulenta H., B.; Noe, C. 1989-5-17 San Luis Obispo Wineman property 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
  OBI56428  Frangula californica subsp. californica David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trl from Horse Camp to Manzanita trl Comment
  OBI29837  Frangula californica subsp. californica Ruth E. Davis 1964-5-24 94 San Luis Obispo Cal Poly campus, near the Swine Unit Comment
  OBI59520  Frangula californica subsp. tomentella David J. Keil 2001-4-10 29283 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
  OBI8435  Frangula californica subsp. tomentella David J. Keil 1977-7-3 12475 San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obispo Comment
  RSA0048332  Frankenia grandifolia A. L. Haines 1973-5-19 s.n. San Luis Obispo E. shore of Morro Bay. 3 Comment
  OBI37083  Frankenia salina Eric Wise 1982-5-17 1478 San Luis Obispo Twisselman Lake. Palo Prieto Cyn. Comment
  SBBG43002  Frankenia salina L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  RSA216815  Frankenia salina Robert F. Hoover 1966-10-8 10140 San Luis Obispo Pass at southeast end of Carrizo Plain. Comment
  OBI66101  Fremontodendron californicum D. R. Miller, Kathy Fry 2000-5-2 500 /724 San Luis Obispo Pine Mt Region along a slope inland from the lookout tower, Town Crk drainage 823 Comment
  OBI9085  Fremontodendron californicum Robert F. Hoover 1963-6-5 8562 San Luis Obispo Calf Cyn Comment
  UC570224  Fremontodendron californicum H. C. Lee 1936-5-26 626 San Luis Obispo 1 mile south of Avenales Ranger Station, near the head waters of the Salinas River 822 Comment
  OBI80885  Fritillaria affinis David J. Keil 2015-2-14 32629 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 125 Comment
  CAS-BOT-BC130228  Fritillaria agrestis Ernest C. Twisselmann 1969-5-7 15222 San Luis Obispo Palo Prieta Canyon 594 Comment
  SEINET7073757  Fritillaria biflora 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
  OBI21375  Fritillaria biflora Barrett Anderson 1972-3-12 343 San Luis Obispo E of Hazard Peak Comment
  OBI56313  Fuchsia magellanica David J. Keil 1999-3-14 28210 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. Comment
  UC1296298  Galium andrewsii subsp. intermedium R. F. Hoover 1965-5-20 9372 San Luis Obispo hill w Poly Canyon; Santa Lucia Range, San Luis Obispo Comment
  OBI42188  Galium californicum subsp. flaccidum David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19496 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
  OBI3863  Galium porrigens Patricia Wiese 1971-5-23 51 San Luis Obispo Fuelbreak area. Cuesta Ridge Botanical Area. 2 mi from Cuesta Pass 762 Comment
  SBBG93561  Galium porrigens var. porrigens T. J. Ayers, S. Junak 1989-4-12 615 San Luis Obispo Cuesta Ridge, just W of western Botanical Area boundary sign Comment
  OBI59699  Gamochaeta ustulata David J. Keil, with V. L. Holland 2001-5-29 29514 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
  UC1118541  Gamochaeta ustulata N. K. Carlson 1936-3-19 175 San Luis Obispo 2.1 mi nne Pismo (Plot 9); Arroyo Grande Quadrangle 30 Comment
  UC1122640  Garrya elliptica B. Bolt 1936-3-11 604 San Luis Obispo 1.5 mi s mouth of Osos Creek; Cayucos Quad. 121 Comment
  OBI59930  Garrya veatchii G. F. Hrusa, D. Ragan 1993-12-28 11577 San Luis Obispo On summit of ridge, end of paved road approx 3.5 mi NW of Cuesta pass Comment
  RSA413935  Gastridium phleoides Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC283923  Gastridium ventricosum John Thomas Howell 1964-6-29 40741 San Luis Obispo Adjacent to the Protestant Cemetary, about 1 mile N of Cambria Comment
  OBI80689  Gazania longiscapa D. R. Miller, E. A. Appel 2015-4-5 415 .1117 San Luis Obispo West side of Hwy 1 3.4 miles north of Hearst Castle turn off 20 Comment
  UCSB50146  Genista monspessulana Kenney, Anne 1984-4-13 San Luis Obispo North end of Bridge Street; 2.6 miles from Calif. 1 N turnoff, Cambria 91 Comment
  OBI17742  Geranium Dave Imper 1976-12-28 28 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 69 Comment
  UC1130332  Geranium dissectum G. T. Nordstrom 1937-5-11 1182 San Luis Obispo 2.8 mi sse Asuncion School; Adelaida Quad. 487 Comment
  OBI73004  Geranium molle David J. Keil 2000-9-7 s.n. San Luis Obispo Santa Margarita Ranch Comment
  SBBG107819  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1957-4-26 1746 San Luis Obispo near Rest Haven, south rd to Adelaida Comment
  SBBG21364  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1959-4-29 4371 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  UC455638  Gilia achilleifolia subsp. achilleifolia California Polytechnic School 94 San Luis Obispo Arroyo Grande Comment
  UC56080  Gilia achilleifolia subsp. achilleifolia J. H. Barber 1899-5-22 San Luis Obispo near Morro; near Morro Comment
  UC64879  Gilia achilleifolia subsp. achilleifolia Mrs. R. W. Summers 2761 San Luis Obispo Comment
  SBBG94139  Gilia capitata subsp. abrotanifolia T. J. Ayers with S. A. Junak 1989-6-22 762 San Luis Obispo powerline rd 0.3 mi SW of intersection with Tassajara Crk Rd, ca. 1.8 mi W of Hwy 101 Comment
  SEINET7063625  Gilia capitata subsp. staminea 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
  RSA0076394  Gilia exilis Clare B. Hardham 1960-4-4 5299 San Luis Obispo Santa Lucia Mountains: hills near mouth of Cantinas Cr. 243 Comment
  CAS-BOT-BC225340  Gilia latiflora subsp. cuyamensis Alice Eastwood 1896-5-4 s.n. San Luis Obispo Cuyama (White Hills), near the boundary between Santa Barbara and San Luis Obispo Counties Comment
  RSA86606  Gilia latiflora subsp. cuyamensis Verne Grant 1954-4-27 9370 San Luis Obispo Cuyama Valley, Hwy 166 about 2 miles W of jct with Hwy 399 [339]? Comment
  RSA185447  Gilia minor Clare B. Hardham s.n. San Luis Obispo Paso Robles Comment
  SBBG18110  Gilia minor C. B. Hardham 1960-4-8 5357 San Luis Obispo San Juan Crk (River) Rd from Paso Robles to Simmler Comment
  CAS-BOT-BC226503  Gilia tenuiflora subsp. amplifaucalis Ernest C. Twisselmann 1969-5-7 15224 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 563 Comment
  RSA185450  Gilia tenuiflora subsp. amplifaucalis Clare B. Hardham 1965-4-21 12578 San Luis Obispo Pismo Dunes Comment
  CHSC53612  Gilia tenuiflora subsp. tenuiflora L. P. Janeway; Jean Witzman 1988-4-30 2656 San Luis Obispo Ca 2 1/2 mi E of Creston; eastern-most dry branches of Huerhuero Cr. 426 Comment
  UC52764  Gilia tenuiflora subsp. tenuiflora Rev. R. W. Summers 1886-4-23 561 San Luis Obispo Santa Margarita fossil-bed Comment
  CAS-BOT-BC266513  Githopsis diffusa Alice Eastwood 1906-6-13 435 San Luis Obispo Suey Creek Comment
  CAS-BOT-BC303700  Glebionis segetum R. F. Hoover 1964-6-6 8959 San Luis Obispo Los Osos Comment
Read comments
Dec 24 2017
  UC1128929  Glycyrrhiza lepidota G. T. Nordstrom 1937-6-20 1363 San Luis Obispo 3.4 mi ene Lime Mtn.; Adelaida Quadrangle 243 Comment
  SEINET1004408  Gnaphalium luteoalbum George K. Helmkamp 2004-1 8351 San Luis Obispo Central Coast: Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi E of Hwy Ca-1 91 Comment
  OBI56619  Gnaphalium palustre David J. Keil 1998-5-20 27339 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  SD112571  Grindelia camporum Darley F. Howe 1948-5-17 1856 San Luis Obispo San Luis Obispo coast Comment
  POM262043  Grindelia camporum var. bracteosa I. L. Wiggins 1929-4-15 3608 San Luis Obispo 1 mile north of Morro Beach. Comment
  SBBG103937  Grindelia hirsutula M. A. Lane 1986-9-6 3098 San Luis Obispo St Hwy 58 to Santa Margarita, just E of US Hwy 101 381 Comment
  SD249142  Grindelia hirsutula David Keil 1988-9-23 21152 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd, to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  UC1392698  Grindelia hirsutula R. F. Hoover 1969-6-23 11395 San Luis Obispo summit Cuesta Pass; summit of Cuesta Pass Comment
  UC455830  Grindelia hirsutula I. J. Condit 1908-4-10 San Luis Obispo north hillside School canyon; San Luis Obispo Comment
  CDA16063  Gutierrezia californica G. F. Hrusa 2000-9-3 15697 San Luis Obispo Carrizo Plain; W edge of Swain pasture, near base of Calientes (Mts.). 762 Comment
  SBBG88958  Hainardia cylindrica C. F. Smith 1951-4-18 3163 San Luis Obispo near San Simeon, St Hwy 1 Comment
  CAS-BOT-BC309523  Helenium puberulum R. F. Hoover 1964-8-13 9216 San Luis Obispo Santa Lucia Range. San Bernardo Creek Comment
  OBI69756  Helenium puberulum D. R. Miller 1993-7-30 793 -31 San Luis Obispo Pine Mtn Region. In crkway at Alamaden Flats 853 Comment
  RSA18237  Helenium puberulum C. B. Wolf 1929-4-16 3613 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay Comment
  CAS-BOT-BC305548  Helianthus bolanderi R. F. Hoover 1966-9-16 10042 San Luis Obispo 3 mi. s. of Atascadero Comment
  CAS-BOT-BC305751  Helianthus gracilentus Ernest C. Twisselmann 1972-4-1 18594 San Luis Obispo La Panza Range: west slope of Pozo Grade 792 Comment
  OBI38252  Heliotropium curassavicum Eric Wise 1981-8-7 1049 San Luis Obispo Poso Ortega Lake Comment
  OBI31659  Heliotropium curassavicum var. oculatum Turnquist, Smeltzer 1982-7-23 172 San Luis Obispo Laguna lake Park, near developed trls and roadway on E side of lake Comment
  OBI35835  Hemizonia congesta subsp. luzulifolia Allison Berry 1984-4-17 108 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI16140  Hemizonia increscens subsp. foliosa Robert F. Hoover 1946-9-15 6404 San Luis Obispo Pozo Comment
  OBI54154  Herniaria hirsuta var. cinerea David J. Keil, Kathleen Keil 1995-4-15 24898 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif rte 58 Comment
  CDA16364  Hesperocnide tenella G. F. Hrusa 2000-4-13 15350 San Luis Obispo Carrizo Plain; Goat Springs pasture, W of KCL Ranch campground. 731 Comment
  SBBG126134  Hesperocnide tenella D. Keil 1986-4-13 19180 San Luis Obispo Parkhill Rd, 2 mi E from jct with Las Pilitas Rd, S side of hwy Comment
  SBBG93720  Hesperocnide tenella S. A. Junak 1990-4-26 4191 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  OBI73021  Hesperolinon micranthum David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25423 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  SBBG48052  Hesperomecon linearis J. P. Broughton 1974-2-27 1379 San Luis Obispo near Oso Flaco Lake Comment
  OBI2669  Heteranthemis viscidihirta Richard Fowler 1970-4-27 109 San Luis Obispo Los Osos Valley Rd, 3 mi E of Los Osos Comment
  CHSC79563  Heteromeles arbutifolia G. F. Hrusa; J. Park, G. Perez 1998-7-21 14735 San Luis Obispo Central California. The South Coast Ranges. On Suey Creek Rd. +/- 7 km. W of Hwy 166. Comment
  OBI72410  Heteromeles arbutifolia Jody Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts. Boy Scout rd (river side) ca 0.8 mi down stream along road from Twin Bridges Comment
  OBI80966  Heterotheca grandiflora Byron Barrientos, Liam Pestrella, Christian Parong 2015-4-26 2 San Luis Obispo Oceano Dunes Comment
  OBI32018  Heterotheca oregona David J. Keil 1981-6-20 14899 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  CAS-BOT-BC311125  Heterotheca oregona var. scaberrima R. F. Hoover 1947-9-19 7400 San Luis Obispo Upper Salinas River 3 mi. se. of Pozo Comment
  CAS-BOT-BC311321  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1946-8-18 6313 San Luis Obispo Cammatti Ranch, n. of La Panza Comment
  OBI9779  Heuchera pilosissima Robert F. Hoover 1969-3-25 11190 San Luis Obispo N side of Morro Rock Comment
  OBI79606  Hieracium argutum David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31366 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  CAS-BOT-BC207966  Hoffmannseggia glauca Ernest C. Twisselmann 1958-8-29 4750 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI27181  Hoita macrostachya Thomas Burrows 1980-6-20 93 San Luis Obispo Reservoir Cyn 152 Comment
  CAS-BOT-BC289245  Holcus lanatus Ernest C. Twisselmann 1959-5-23 5267 San Luis Obispo Morro Bay, just west of Baywood 3 Comment
  CAS-BOT-BC412713  Hollisteria lanata R. F. Hoover 1949-5-29 7731 San Luis Obispo Cottonwood Pass, west side Comment
  OBI78941  Hollisteria lanata David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. Comment
  CAS-BOT-BC325894  Holocarpha heermannii R. F. Hoover 1947-8-17 7383 San Luis Obispo Santa Rosa School near Cambria Comment
  OBI76600  Holocarpha heermannii Michael Walgren 2007-8-27 263 San Luis Obispo San Simeon State Park along the ocean side of Hwy One between Pico Point and San Simeon Point; about 1/4 mi downcoast of Broken bridge crk Comment
  CAS-BOT-BC325902  Holocarpha heermannii R. F. Hoover 1969-9-26 11621 San Luis Obispo North side of San Luis Reservoir Comment
  CAS-BOT-BC320310  Holocarpha virgata R. F. Hoover 1969-9-9 11581 San Luis Obispo 12 mi. nw. of Paso Robles on road to Nacimiento Dam Comment
  OBI51197  Holodiscus discolor Jan Barber 1993-8-21 87 San Luis Obispo San Simeon State Park Comment
  OBI51406  Holodiscus discolor Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .27 San Luis Obispo San Simeon State Park. NE corner of park Comment
  UCSB39869  Holodiscus discolor var. discolor Shaw, J. 1982-7-5 San Luis Obispo along Perfumo Canyon Road; 1 mile south of Los Osos Valley Road 121 Comment
  RSA492343  Hordeum brachyantherum subsp. brachyantherum W. R. Ferren 1984-4-18 2726 San Luis Obispo Along proposed road to connect proposed vehicular campground loops, Upper Campground Area, San Simeon State Beach 61 Comment
  CAS-BOT-BC289525  Hordeum brachyantherum subsp. californicum Ralph Hoffmann 1930-4-10 s.n. San Luis Obispo Oceano Comment
  RSA779038  Hordeum depressum David J. Keil 2011-4-22 30994 San Luis Obispo Sweet Springs Nature preserve. South shore of Morro Bay. Baywood Park-Los Osos area north of Ramona Ave., west of boardwalk and observational deck 5 Comment
  CAS-BOT-BC289104  Hordeum depressum R. F. Hoover 1947-3-29 6787 San Luis Obispo Creston, 1 mi. from Shandon Road Comment
  OBI72460  Hordeum jubatum M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-21 SLO- 42 San Luis Obispo Camp San Luis Obispo. K-1 Training Area, saddle between Cerro Romualdo and Cerro Chumash. 120 Comment
  OBI57108  Hordeum marinum subsp. gussoneanum Danielle DeRome 1994-5-15 5159438 San Luis Obispo Collected on the N slope of the hill that stands between the campus core and Archy Canyon(the hill with the Ecological Study Site on its SW slope). Comment
  RSA123447  Hordeum murinum subsp. glaucum P. L. Johannsen 1936-3-21 708 San Luis Obispo 1 mi E. of San Luis Obispo 137 Comment
  OBI75808  Hordeum murinum subsp. leporinum Al Lindholm 1967-4-23 191 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
  OBI65230  Hordeum murinum subsp. leporinum J. Clark and M. Petroelje, M. Petroelje 1998-4-22 s.n. San Luis Obispo Camp San Luis Obispo, ca. 1.1 mi N of Calif Mens colony, on hillside E of Chorro Crk Rd LCTA Plot 333, due N of LCTA Plot 309. UTMs (NAD 27): Zone 10S, 709560 E, 3913000 N Comment
  CAS-BOT-BC271395  Hordeum vulgare T. Franklin Twisselmann 1970-5-16 4 San Luis Obispo Davidson Hills, Choice Valley, eastern San Luis Obispo county 609 Comment
  OBI59983  Hordeum vulgare David J. Keil, V. L. Holland and LynneDee Oyler 1995-4-27 24968 San Luis Obispo Trail head 11 mi E of Tepusquet Cyn rd on Hwy 166 Comment
  OBI32216  Horkelia cuneata subsp. cuneata David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14444 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI10097  Horkelia cuneata subsp. cuneata Robert F. Hoover 1969-5-3 11288 San Luis Obispo 4 mi W of Nipomo Comment
  SBBG127208  Horkelia cuneata var. puberula D. Keil, V. L. Holland 2010-6-15 30893 San Luis Obispo between San Luis Obispo and Arroyo Grande at 615 Ormonde Rd, S of intersection of Ormonde Rd with Price Cyn Rd 100 Comment
  CAS-BOT-BC88595  Hornungia procumbens R. F. Hoover 1952-4-1 8069 San Luis Obispo Soda Lake, Carrizo Plain. Comment
  OBI15143  Hornungia procumbens Robert F. Hoover 1952-4-1 8064 San Luis Obispo Soda lake, Carrizo Plain Comment
  OBI37384  Hydrocotyle ranunculoides Eric Wise 1981-9-29 1277 San Luis Obispo Oso Flaco Lake Comment
  UCR263696  Hydrocotyle ranunculoides Glenn M. Greenwald 2014-5-2 s.n. San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Colorado Pond', c. 80 m from south refuge boundary 17 Comment
  OBI68375  Hypericum perforatum David J. Keil 2003-9-4 30288 San Luis Obispo Northern outskirts of Cambria along Highway 1, just south of Leffingwell Creek Comment
  OBI30730  Hypochaeris glabra Koomanoff et al 1981-5-16 10 San Luis Obispo Edna Tar Sands, near summit of Indian Knob Comment
  OBI56648  Hypochaeris radicata David J. Keil 1998-6-25 27865 San Luis Obispo San Luis Obispo. Frontage Rd. along N side of Madonna Rd. E of Los Osos Valley Rd. Comment
  CAS-BOT-BC226515  Ipomopsis tenuifolia Mrs. R. W. Summers 1886-4-23 s.n. San Luis Obispo Santa Margarita Fossil Beds Comment
  OBI71496  Iris Lynne Dee Oyler 1990-10-11 2035 San Luis Obispo W of UNOCAL Santa Margarita pump station on El Camino Real. S of Garden Farms near little drainage Comment
  OBI16006  Isocoma acradenia var. bracteosa Robert F. Hoover 1969-9-19 11599 San Luis Obispo Palo Prieto cyn Comment
  CAS-BOT-BC315704  Isocoma acradenia var. bracteosa R. F. Hoover 1965-9-19 9618 San Luis Obispo Near San Juan River, La Panza Ranch Comment
  SEINET5709516 Image available Isocoma menziesii var. sedoides Elizabeth M. Harris 1988-1 755 San Luis Obispo On a vista point on Calif-1, north of San Simeon, 3 miles south of Piedras Blancus lighthouse and Coast Guard Station, on rocky cliffs by the shore.; San Simeon Comment
  CDA20335  Isocoma menziesii var. vernonioides A. Gilbert June 1996 s.n. San Luis Obispo Morro Bay. 0 Comment
  UCR122604  Isocoma menziesii var. vernonioides George K. Helmkamp 1995-12-23 121 B San Luis Obispo Central Coast, Pygmy Forest Preserve at the south end of Morro Bay, city of Baywood Park, South Bay Blvd 15 Comment
  OBI22581  Isolepis cernua Robert F. Hoover 1965-5-22 9406 San Luis Obispo Cambria, N of town Comment
  OBI32269  Isolepis cernua David J. Keil, Eric Wise 1981-5-25 14828 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI43608  Isolepis cernua Eric Wise 1981-6-11 516 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Little Morro Crk, Morro Bay 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
  UCD49900  Isolepis cernua Herbert L. Mason 1946-6-9 12866 San Luis Obispo Dune Lakes, between Oceano and mouth of Santa Maria River, San Luis Obispo County. Comment
  RSA171028  Jaumea carnosa R. F. Thorne, P. Everett 1962-10-3 31397 San Luis Obispo Margin of Oso Flaco Lake. 8 Comment
  CAS-BOT-BC340196  Jaumea carnosa John Thomas Howell 1929-10-13 4503 San Luis Obispo 2 1/2 miles n. of Cambria Comment
  UC54814  Juglans californica var. californica Rev. R. W. Summers March, 1889 San Luis Obispo Comment
  SD232559  Juncus ambiguus George Helmkamp 1996-5-27 1091 San Luis Obispo Los Osos. NE of the corner of Martingale and Buckskin. 60 Comment
  OBI65950  Juncus balticus Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-1 5 San Luis Obispo Central coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on hwy 1. Along Walters Crk N of hwy 1 44 Comment
  POM186497  Juncus breweri T. Craig 1933-7-3 1879 San Luis Obispo Sand hills 1 to 3 miles south of Pismo Beach Comment
  SBBG109759  Juncus bufonius C. B. Hardham 1957-4-25 1744 San Luis Obispo Cypress Mtn Comment
  SBBG44865  Juncus bufonius L. W. Edge 1972-5-9 170 San Luis Obispo Hwy 41, W of Atascadero Comment
  OBI39713  Juncus bufonius var. bufonius David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15956 San Luis Obispo 2.9 mi E of jctn with Santa Rosa Crk rd along dirt rd up Cypress Mtn along Steiner Crk Comment
  CDA17578  Juncus effusus var. brunneus Austin Griffiths, Dave Ragan 1981-12-13 s.n. San Luis Obispo Montana de Oro State Park; Along East Hazard Canyon South loop trail, as path ascends from the sign KEEP OUT. 0 Comment
  UCD141710  Juncus macrophyllus G. F. Hrusa 1987-6-15 5423 San Luis Obispo San Luis Obispo County: Above 2nd Fall, Big Falls Canyon above Lopez Canyon. Comment
  OBI78988  Juncus occidentalis David J. Keil 2013-8-22 31946 San Luis Obispo Morro Bay State Park. Turtle Rock trail (Morro Creek Road) on northern side of Cerro Cabrillo 20 Comment
  SBBG95737  Juncus patens D. Keil 1983-5-22 17073 San Luis Obispo vicinity of Arroyo de la Cruz Comment
  SBBG109658  Juncus phaeocephalus C. B. Hardham 1957-5-12 1922 San Luis Obispo trail to Green's Lake Comment
  CAS-BOT-BC81059  Juniperus californica Ernest C. Twisselmann; Donald J. Bedell 1969-11-15 16331 San Luis Obispo Sulfur Springs Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 205 Comment
  RSA123535  Juniperus californica T. M. Hendrix 1937-5-27 222 San Luis Obispo 1.5 miles ENE of Highland School 549 Comment
  NY786821  Keckiella breviflora var. breviflora E. Palmer 1876-5-28 328 San Luis Obispo Springs, north of Cambra Comment
  OBI82582  Keckiella cordifolia David J. Keil 2015-6-20 33260 San Luis Obispo Prefumo Canyon, between 2nd and 3rd bridge 120 Comment
  UCR160156  Keckiella cordifolia George K. Helmkamp, E. A. Helmkamp 2005-6-9 9567 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 5.4 mi northeast of Huasna Township Road. 256 Comment
  UCD123787  Keckiella cordifolia Austin Griffiths Jr.; Patricia L. Griffiths 1966-7-25 5073 b San Luis Obispo San Luis Obispo County: ca. 1.5 miles south of Oceano. Comment
  SBBG6956  Kickxia spuria C. B. Hardham 1958-9-12 2603 San Luis Obispo Santa Rosa Crk, Cambria Comment
  OBI66167  Kniphofia uvaria D. R. Miller 1994-12-1 1294 -550 San Luis Obispo Pine Mt Region. Down the E slope at the Lookout tower; Town crk drainage 914 Comment
  UC573671  Koeleria macrantha H. C. Lee 1937-5-10 909 San Luis Obispo 1/2 mi n Lake Ysabel; Paso Robles Quadrangle Comment
  OBI56986  Koeleria macrantha David J. Keil 1995-5-23 25199 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  UC454062  Koeleria macrantha I. J. Condit 1910-5-8 33 San Luis Obispo R.R. Canyon n S. L. O. <San Luis Obispo> Comment
  OBI77143  Krascheninnikovia lanata Craig Woods 1978-5-27 59 San Luis Obispo East side of Carrizo Plain along Sim. Soda lake Rd., approx 2.5 mi NW of Hurricane road 762 Comment
  UC1136417  Krascheninnikovia lanata N. H. French 1937-3-12 898 San Luis Obispo McKittrick Quad., Cuyama Ranch Comment
  OBI77589  Lactuca saligna David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, and Richard Pimentel 1982-3-13 15732 San Luis Obispo Pennington Crk Bio Reserve W of San Luis Obispo Comment
  SBBG118194  Lactuca serriola E. Painter, M. Wetherwax 2000-8-19 SLO 161 San Luis Obispo E side of Range A, N of Range Rd, W of Chorro Reservoir, W side of serpentine outcrop; Camp San Luis Obispo 240 Comment
  UCR134429  Lactuca serriola George K. Helmkamp 2003-9-19 8151 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  OBI66233  Laennecia coulteri David J. Keil 1998-10-9 28142 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  OBI81035  Lagophylla ramosissima Jason Dart, A. Weichert, G. Hind 2010-5-19 395 -H16 San Luis Obispo Hind River Ranch, east side of Salinas River, in large meadow adjacent to Crescent Lake, approximately 1.3 miles east of the intersection of Highway 58 and Pozo Road 320 Comment
  HSC91742  Lamarckia aurea Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro, along Hazard Canyon Trail. Comment
  UCR161911  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2005-3-1 8984 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
  OBI40674  Lastarriaea coriacea David J. Keil 1985-6-9 18802 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto Lake Comment
  SEINET7063597  Lasthenia californica A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
  UC1285405  Lasthenia californica subsp. macrantha R. F. Hoover 1948-4-14 7446 San Luis Obispo 1.8 mi n Arroyo de la Cruz (on State Highway 1) Comment
  UC1747210  Lasthenia ferrisiae David Keil with Kathleen Keil 1992-4-11 22793 San Luis Obispo Belmont Trail ca. 2 mi E of Soda Lake Road at int. with small cross road California Valley, Carissa Plain Comment
  SBBG46821  Lasthenia gracilis L. W. Edge 1973-4-11 282 San Luis Obispo W of Santa Margarita Lake Comment
  UC2061405  Lasthenia gracilis Rachael L. Olliff Yang with Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-18 3 San Luis Obispo Carrizo Plain; small patch patch off of the East side of Soda Lake Road, surrounded by grasslands, and across the road from a farm. Comment
  RSA178070  Lasthenia gracilis R. F. Thorne, P. C. Everett 1963-4-18 31496 San Luis Obispo Ca. 6 miles S of Cholame in Temblor Range. 488 Comment
  UCSB32625  Lasthenia gracilis Nielsen, P. 1977-4-22 San Luis Obispo 6 miles north of Guadalupe on Calif. 1, east side of road; Nipomo Mesa 30 Comment
  CAS-BOT-BC361274  Lasthenia leptalea Clare B. Hardham 1960-3-28 5249 San Luis Obispo Santa Lucia Mountains: Bee Rock 304 Comment
  JEPS59909  Lasthenia leptalea Lewis S. Rose 1969-4-14 69023 San Luis Obispo s Creston; n end La Panza Range, Bedell Ranch 426 Comment
  RSA140017  Lasthenia leptalea Clare B. Hardham 1960-4-13 5416 San Luis Obispo Hills south of Bee Rock, Santa Lucia Mountains. 366 Comment
  OBI79724  Lathyrus vestitus David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31338 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) Comment
  SEINET956315  Lathyrus vestitus Carl B. Wolf 1929-1 3629 San Luis Obispo Along the coast, 6 miles north of Morro Bay. 30 Comment
  UCR28935  Lathyrus vestitus J. H. Nishida 1982-5-8 369 San Luis Obispo South Coast Range, 1.2 mi south of American Canyon Campground, near unlocked gate 506 Comment
  OBI27200  Lathyrus vestitus var. vestitus Thomas Burrows 1981-4-9 139 San Luis Obispo Reservoir Cyn 160 Comment
  OBI42212  Lathyrus vestitus var. vestitus David J. Keil, Lynne Dee Oyler 1986-5-21 19528 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
  OBI13232  Lathyrus vestitus var. vestitus Robert F. Hoover 1947-4-20 6996 San Luis Obispo Sycamore Crk, W slope of La Panza Range 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-BC321643  Layia glandulosa Ernest C. Twisselmann 1967-5-8 13014 San Luis Obispo La Panza Range. Shell Creek fork of Cammatta Canyon. 472 Comment
  OBI56669  Layia glandulosa David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27400 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
  UC1979363  Layia glandulosa David Keil with Rhonda Riggins and Karl Striby 1998-5-22 27400 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente Peak. Comment
  UC463254  Layia glandulosa Roxana S. Ferris 1929-4-15 7620 San Luis Obispo between Guadalupe and Callender Comment
  JEPS60849  Layia glandulosa Ernest C. Twisselmann 1969-4-14 15111 San Luis Obispo Shell Creek; La Panza Range 419 Comment
  JEPS98944  Layia glandulosa Bruce G. Baldwin 1987-3-31 649 San Luis Obispo Nipomo Mesa, 1.3 mi northbound on Hwy 1 from Willow Road jct Comment
  OBI74934  Layia heterotricha George Butterworth 2010-3-29 772 San Luis Obispo Chimineas; E Grantline 607 Comment
  POM305252  Layia heterotricha Henry J. Ramsey, Henry J. Ramsey 1940-4-20 578 San Luis Obispo Cholame Comment
  CAS-BOT-BC327277  Layia hieracioides David D. Keck; Wm. M. Hiesey 1940-5-30 5107 San Luis Obispo Nipomo Mesa near Black Lake, 4.8 mi S of Arroyo Grande on road to Oso Flaco. Comment
  CAS-BOT-BC327279  Layia hieracioides David D. Keck; Wm. M. Hiesey 1940-5-30 5107 San Luis Obispo Nipomo Mesa near Black Lake, 4.8 mi S of Arroyo Grande on road to Oso Flaco. Comment
  UC1285435  Layia hieracioides R. F. Hoover 1956-4-26 8369 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC123314  Layia jonesii Marcus Eugene Jones 1882-5-5 3224 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC327498  Layia jonesii H. M. Hall 1931-6-8 13144 San Luis Obispo Odd Fellow Cemetery, Morro. 0.5 mi from the sea. Comment
  SBBG55735  Layia jonesii P. Ashley 1979-5-1 San Luis Obispo Poly Cyn above Brizzolari Crk Comment
  CAS-BOT-BC327474  Layia jonesii David D. Keck 1933-5-5 2203 San Luis Obispo 3 miles E of Morro on road to San Luis Obispo. Comment
  RSA0001361  Layia jonesii Marcus E. Jones 1882-5-5 3224 San Luis Obispo San Luis Obispo. Comment
  UC146058  Layia munzii I. J. Condit 1910-3-31 San Luis Obispo Carriso Plains Comment
  CAS-BOT-BC327621  Layia munzii David D. Keck; J. Clausen 1935-4-10 3148 San Luis Obispo ca. 4 miles S of Soda Lake, Carrizo Plain 609 Comment
  OBI56739  Layia pentachaeta David J. Keil 1998-6-5 27597 San Luis Obispo 0.4 miles E of junction Hwy. 229 on Hwy. 58. Comment
  CAS-BOT-BC385852  Layia platyglossa Alice Eastwood 1926-4-29 13670 San Luis Obispo Cambria Comment
  CHSC118465  Layia platyglossa Richard R. Halse 2016-3-23 9674 San Luis Obispo East of Paso Robles; along State Hwy. 46, ca. 3.4 miles west of its junction with State Hwy. 41W (Shandon Exit). 315 Comment
  OBI76603  Layia platyglossa Michael Walgren 2012-4-19 270 San Luis Obispo Immediately W of the crest on Hwy One at Cayucos, between hwy One and Whale Rock Reservoir Comment
  OBI83669  Layia platyglossa Ivy Munnerlyn, Bryce Aston 2017-4-28 12 San Luis Obispo Open space above San Luis Obispo high school. Top of hill about 20 feet from fire lookout tower. Exposed area, very windy and harsh Comment
  SBBG8545  Layia platyglossa C. B. Hardham 1960-5-5 5617 San Luis Obispo Pine Mtn 762 Comment
  SDSU4729  Layia platyglossa D. F. Howe 1948-5-17 1858 San Luis Obispo Coast county. Comment
  RSA202532  Layia platyglossa subsp. campestris E. C. Twisselmann 1968-3-28 14068 San Luis Obispo Goldtree Hills, SW of Grants Lake. 595 Comment
  CDA15096  Lembertia congdonii G. F. Hrusa, L. Saslaw, D. Hillyard 1998-3-27 14177 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. 200 meters to E of Soda Lake Rd. entrance to KCL Camp (ranchhouse site). on Comment
  OBI64464  Lemna gibba David J. Keil 2001-5-10 29430 San Luis Obispo Bitterwater Road, Pinole Spring. 10.1 road miles north from Highway 58 at site of stone springbox on slope below road. Vicinity of 35.49703 deg. N x 120.07248 deg. W. 689 Comment
  RSA313405A  Lemna turionifera Wayne P. Armstrong 1983-9-23 1169 San Luis Obispo Northeast shore of Oso Flaco Lake 5 Comment
  CAS-BOT-BC221511  Lepechinia calycina Mr. Chester Dudley 1936-5-1 s.n. San Luis Obispo La Panza Mts. Comment
  OBI55345  Lepidium appelianum David J. Keil 1998-5-6 27131 San Luis Obispo Outskirts of San Luis Obispo. S of west end of Madonna Rd. and W of Los Osos Valley Rd. Comment
  CAS-BOT-BC88903  Lepidium densiflorum var. densiflorum Ernest C. Twisselmann 1962-7-16 7429 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dortothy Twisselmann Ranch, eastern SLO county. 670 Comment
  RSA66568  Lepidium dictyotum Alice Eastwood 1935-3-25 2009 San Luis Obispo Cholame Comment
  UCR29954A  Lepidium dictyotum David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1981-4-24 14488 -1 San Luis Obispo Inner South Coast Range, Road at S end of Soda Lake c. 0.25 mi east of Soda Lake road 591 Comment
  UCD115457  Lepidium draba Ernest C. Twisselmann 1959-11-2 5905 San Luis Obispo San Luis Obispo County: Oso Flaco Road Road, 1 mile east of Oso Flaco Lake. Shandon, CA. 9 Comment
  CAS-BOT-BC89208  Lepidium draba R. F. Hoover 1948-5-15 7528 San Luis Obispo Morro Bay Town. Comment
  OBI15006  Lepidium jaredii Robert F. Hoover 1967-3-22 10261 San Luis Obispo Carrizo plain S of Soda lake Comment
  CAS-BOT-BC89510  Lepidium jaredii David D. Keck; J. Clausen 1935-4-10 3138 San Luis Obispo East side of Soad Lake, Carrizo Plains. 594 Comment
  SBBG54819  Lepidium latifolium M. McLeod 1979-6-19 San Luis Obispo Morro Bay, 1 mi from St Hwy 1 on Hwy 41 Comment
  OBI80993  Lepidium nitidum David J. Keil 2015-2-21 32664 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
  SBBG112556  Lepidium nitidum D. Keil, K. Keil 1992-4-11 22787 -2 San Luis Obispo California Valley, Carissa Plain, Belmont Trail, ca. 2 mi E of Soda Lake Rd, at intersection with small cross rd Comment
  UC1126682  Lepidium nitidum C. M. Belshaw 1936-3-23 1703 San Luis Obispo 1.9 mi sw Hollister Pk.; Cayucos Quad. 18 Comment
  OBI14991  Lepidium nitidum Eben McMillan 1952-3-21 1 San Luis Obispo In Polonio Pass 5 mi NE of Cholame Comment
  SBBG123907  Lepidium pinnatifidum M. Stiles 2003-5-19 San Luis Obispo Mount Bishop Rd behind beef evaluation unit; Cal Poly State University 91 Comment
  OBI57243  Lepidium strictum David J. Keil 1998-4-15 26745 San Luis Obispo Near Oceano at intersection of Silver Spur Place & 22nd St. Comment
  RSA0027878  Lepidospartum squamatum Greg Wilvert 2005-9-15 527 San Luis Obispo Southeast half of the Caliente Range: 1.1km S of Semper Spring. 807 Comment
  UC91084  Lepidospartum squamatum T. S. Brandegee 1889-4-26 San Luis Obispo El Paso Allemand Comment
  OBI2531  Leptochloa fusca subsp. fascicularis Larry E. Brown 1971-7-4 2057 San Luis Obispo Cuyama Valley Comment
  RSA0021800  Leptochloa fusca subsp. uninervia David J. Keil 2012-7-27 31496 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Scenic View Way. 86 Comment
  CAS-BOT-BC272377  Leptochloa fusca subsp. uninervia Ernest C. Twisselmann 1969-11-28 16353 San Luis Obispo Loffaly Spring, hills at the head of Palo Prieta Canyon, Temblor Range and the Western San Joaquin Valley 640 Comment
  UC908544  Leptodactylon californicum Herbert L. Mason 1941-7-3 12474 a San Luis Obispo Oso Flaco Lake Comment
  SEINET12323499  Leptodactylon californicum W. Knight, Knight, I. 1982-1 4539 San Luis Obispo Black Mountain Road Comment
  RSA122137  Leptosiphon androsaceus P. L. Johannsen 1936-3-22 14523 San Luis Obispo 1 3/4 miles S.W. of San Luis Obispo 107 Comment
  SBBG82090  Leptosiphon liniflorus C. F. Smith 1950-4-30 2723 San Luis Obispo Twisselmann Rd near Carneros Cyn, Temblor Range 1066 Comment
  OBI83428  Leptosiphon liniflorus David J. Keil 1998-5-13 27265 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  POM262037  Leptosiphon liniflorus I. L. Wiggins 1929-5-24 3742 San Luis Obispo Grade 6-8 miles above Shandon on old road to Bakersfield Comment
  SBBG5959  Leptosiphon parviflorus C. B. Hardham 1957-5-12 1911 San Luis Obispo Franklin Crk Comment
  CAS-BOT-BC339442  Lessingia glandulifera var. glandulifera R. F. Hoover 1966-9-16 10065 San Luis Obispo Creston Comment
  OBI82101  Lessingia glandulifera var. glandulifera Brooke E. Wainwright 2016-7-18 San Luis Obispo Western Transverse Range; San Emigdio Mountains; Cuddy Valley 7.5 USGS quadrangle. Forest Rte 8N04, East Side of Chuchupate Ranger Station, between Eastern corner of Ranger Station and intersection of Forest Rte 8N04 and Chuchupate Trail 1609 Comment
  SEINET3929524  Lessingia glandulifera var. glandulifera David Keil 1986-9-27 19773 San Luis Obispo Ca. 1/2 mile E of Pine Canyon Forest Station along California 166. Slopes around dry bed of Cuyama River.; 0 Comment
  UC2027194  Lessingia glandulifera var. glandulifera Greg Wilvert 2005-5-28 442 -1 San Luis Obispo Southeast Half of the Caliente Range: 0.5 km W Padrones Canyon 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
  UCSB32522  Lessingia glandulifera var. glandulifera Smith, Owen 1977-5-19 San Luis Obispo On Calif. Hwy. 41, 1 mile N of junction with Hwy.46 335 Comment
  JEPS16761  Lessingia pectinata var. pectinata Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-24 4326 San Luis Obispo nw Oso Flaco Lake (immediately back of ocean beach, about 5 mi s of Oceano) Comment
  OBI15778  Lessingia pectinata var. pectinata Robert F. Hoover 1966-9-21 10077 San Luis Obispo 1 mi S of Edna on price Cyn rd to Pismo bEach Comment
  UC1287419  Lessingia pectinata var. tenuipes Willard Spence 1962-6-22 676 San Luis Obispo 10.1 mi nw of Simmler; San Juan Creek Comment
  CDA17616  Leymus triticoides Austin Griffiths, Phil LaFolette, Barbara Norden (CCC) 1983-7-25 s.n. San Luis Obispo Oceano Dunes; NW edge of Oso Flaco Causeway. Comment
  SBBG96094  Lilaea scilloides D. Keil 1983-4-23 16929 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 Comment
  OBI6651  Lilium pardalinum Greg Hassen 1975-7-15 30 San Luis Obispo Poly Cyn [Calif Polytechnic State Univ]. Comment
  UC794373  Limnanthes douglasii subsp. nivea Lincoln Constance, Richard W. Holm, and Carroll E. Wood Jr. 1949-4-23 3263 San Luis Obispo four mi n Santa Margarita 304 Comment
  OBI59645  Limonium sinuatum David J. Keil 1999-9-8 s.n. San Luis Obispo Along Turri rd, about halfway between Los Osos Valley Rd and South Bay Blvd Comment
  CAS-BOT-BC226844  Linanthus californicus David D. Keck 1933-5-5 2231 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe Comment
  OBI07665  Linanthus californicus Christian Smith 1974-4-6 San Luis Obispo Along highway 58 about 10 miles south of Santa Margarita. Comment
  SEINET10805448  Linanthus californicus Herbert L. Mason 1941-3-28 Mason 12402 San Luis Obispo North end of Nipomo Mesa. 76 Comment
  SEINET14180434  Linanthus californicus R. W. Summers 1882-4-19 s. n. San Luis Obispo Ocean bluffs, Pismo Comment
  OBI30980  Linanthus californicus subsp. tomentosus Julie M. Vanderwier 1979-2-27 96 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG82715  Linanthus californicus subsp. tomentosus C. F. Smith 1951-4-19 3034 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  CDA20968  Linanthus ciliatus G. F. Hrusa, D. Ragan 1993-5-21 11085 San Luis Obispo Huasna region. approx. 2 km. beyond Stony Creek Camp. Comment
  JEPS13596  Linanthus ciliatus Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5244 San Luis Obispo e base La Panza Range (at La Panza Public Camp); Los Padres National Forest 655 Comment
  OBI65750  Linanthus dichotomus subsp. dichotomus D. R. Miller 1995-3-31 395 -560 San Luis Obispo Pine Mt. Region. Below Coles Rd in the Marmoly's creek drainage 853 Comment
  UC1124074  Linanthus liniflorus C. A. Graham 1939-4-17 538 San Luis Obispo 0.7 mi sw Carriza Ranch; Branch Mt. Quad. 579 Comment
  UC52326  Linanthus liniflorus Mrs. R. W. Summers 1886-4-23 San Luis Obispo Santa Margarita Fossil Bed Comment
  CDA6308  Linaria bipartita J. M. Di Tomaso 1976-5-2 413 San Luis Obispo Open field overlooking Morro Bay. Comment
  CDA17631  Linaria pinifolia A. Griffiths 1978-5-2 s.n. San Luis Obispo Oceano. Comment
  CAS-BOT-BC430579  Lithophragma affine Alice Eastwood 1927-4-8 14354 San Luis Obispo Casidas, Miossi Ranch Comment
  CAS-BOT-BC435658  Lithophragma heterophyllum Ira L. Wiggins 1929-4-16 3652 San Luis Obispo Grade 6 miles above Moro on Atascadero Road Comment
  CAS-BOT-BC435663  Lithophragma heterophyllum Clare B. Hardham 1936-3-24 256 San Luis Obispo Paradise Valley, Atascadero Comment
  OBI19583  Loeflingia squarrosa Robert F. Hoover 1968-4-16 11022 San Luis Obispo Cuyama River at "Gypsum Cyn bridge" N side of river Comment
  UC1118403  Logfia filaginoides T. M. Hendrix 1937-5-10 162 San Luis Obispo 5 1/4 mi wsw El Dorado School; Pozo Quadrangle Comment
  CAS-BOT-BC342304  Logfia filaginoides Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9438 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highay #178 Comment
  CAS-BOT-BC342366  Logfia gallica Clare B. Hardham 1958-5-3 3182 San Luis Obispo Santa Lucia Mountains. Atascadero Comment
  CAS-BOT-BC283246  Lolium multiflorum Clare B. Hardham 1957-6-15 2301 San Luis Obispo Santa Lucia Mountains. Villa Creek Comment
  CDA2241  Lolium perenne David J. Keil 1982-6-27 16320 San Luis Obispo Hills overlooking Los Osos from the south. 0 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
  UC1123019  Lomatium dasycarpum subsp. dasycarpum E. Armstrong 1934-4-1 1133 San Luis Obispo 7 mi. e. Santa Margarita; San Luis Obispo Quad. Comment
  OBI45682  Lomatium parvifolium David J. Keil, M. A. "Corky" Matthews, Janet haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20702 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz Comment
  UC2013281  Lomatium parvifolium David Keil 1998-5-27 27508 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Road, 17 road miles from Highway 1, between Rocky Butte & Burnett Peak. Comment
  JEPS34342  Lomatium parvifolium Rimo Bacigalupi and L. R. Heckard 1963-4-20 8817 San Luis Obispo n.-facing slopes w. Cuesta Pass (at first ridge-top, along dirt rd. to TV power station at crest of Santa Lucia Mts.); Santa Lucia Mts. 640 Comment
  UC1123048  Lomatium utriculatum P. L. Johannsen 1932-3-8 29 San Luis Obispo La Panza Quad., Buckhorn Canyon Comment
  OBI81532  Lomatium utriculatum Tracey Call, Viola Call 1963-6-2 2193 San Luis Obispo In loamy gully 2 miles south of Atascadero Comment
  JEPS35307  Lonicera hispidula var. vacillans R. F. Hoover 1950-6-20 7984 San Luis Obispo 6 mi w Templeton (on road to Cambria); Santa Lucia Range Comment
  UCR158427  Lonicera involucrata var. ledebourii George K. Helmkamp 2004-6-15 8647 San Luis Obispo Central Coast, East entrace to Oso Flaco Lake 9 Comment
  UC80736  Lotus benthamii Katharine Brandegee Jun 1888 San Luis Obispo San Simeon Comment
  UCR158570  Lotus heermannii var. orbicularis George K. Helmkamp 2004-6-15 8640 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  UC1285187  Lotus junceus R. F. Hoover 1965-6-17 9434 San Luis Obispo ridge nw Cuesta Pass Comment
  UC57385  Lotus micranthus J. H. Barber 1900-3-30 San Luis Obispo Santa Lucia Mts. Comment
  VVC2850  Lotus micranthus Tim Thomas, George Ross II & III 2014-4-23 6268 San Luis Obispo South Coast Range, Irish Hills, 0.2 miles below Glenrose Spring along Coon Ck. 277 Comment
  SEINET3929512  Lotus procumbens David Keil 1998-5-6 27127 San Luis Obispo E of San Miguel along cross Canyon Rd., 1.8 mi. W of junction with Ranchita Canyon Rd.; 0 Comment
  UCR122498  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2001-5-2 6607 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  UCR163627  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9201 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  UC1129238  Lotus wrangelianus W. A. Peterson 1937-4-14 683 San Luis Obispo 1.1 mi se mouth of Cedar Creek; La Panza Quad. 655 Comment
  OBI19282  Lupinus albifrons Robert J. Rodin 1954-1-10 5894 San Luis Obispo See Canyon Comment
  OBI3746  Lupinus albifrons Elizabeth Rudd 1971-3-30 214 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  CAS-BOT-BC201304  Lupinus albifrons Rhonda Riggins; D. J. Keil; R. A. Pimentel; D. R. Miller 1985-4-27 1527 San Luis Obispo Santa Lucia Range. Roadside bank USFS road to Rocky Butte Lookout, 2.2 mi NW (by road) from Circle 3 Ranch gate Comment
  OBI33361  Lupinus albifrons David J. Keil 1982-3-20 15756 San Luis Obispo San Luis Range in Irish Hills along dirt road leading from See Cyn rd to Hibberd Preserve Comment
  UCD105990  Lupinus albifrons Donald Myrick 1966-3-24 1311 San Luis Obispo San Luis Obispo County: along San Simeon Creek Road, three miles back from ocean. Comment
  CAS-BOT-BC195742  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1937-4-22 3852 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC195762  Lupinus albifrons var. albifrons Ira L. Wiggins 1932-3-20 5791 San Luis Obispo At east end of Cholame Valley Comment
  SBBG118165  Lupinus albifrons var. douglasii M. Wetherwax, E. Painter 2003-3-5 SLO 296 San Luis Obispo serpentine outcrop W of Chorro Reservoir; Camp San Luis Obispo 150 Comment
  JEPS99196  Lupinus arboreus Clare B. Hardham 1959-5-21 4602 San Luis Obispo Arroyo de la Cruz Santa Lucia Mountains Comment
  UCD106625  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 f San Luis Obispo San Luis Obispo County: 2 miles south of Oceano. 30 Comment
  OBI35661  Lupinus arboreus S. M. Inman 1983-7-21 96 San Luis Obispo Pecho Study Site, los Osos; 1/2 mi S on Pecho Valley rd past the jctn of Pecho rd. Rt on dirt road after 'deer' sign Comment
  UC52304  Lupinus arboreus Mrs. R. W. Summers 1886-3-5 922 San Luis Obispo Coast Hills Comment
  POM262108  Lupinus arboreus var. arboreus I. L. Wiggins 1929-4-15 3577 San Luis Obispo North of Guadalupe at cross roads to Calander. Comment
  OBI23308  Lupinus bicolor J. T. Arnold 1965-4-21 76 San Luis Obispo Cal Poly, Poly Cyn Comment
  OBI28780  Lupinus bicolor David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14513 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  UC1129393  Lupinus bicolor C. M. Belshaw 1936-3-17 1599 San Luis Obispo 2 mi sse Nipomo; Nipomo Quad. 76 Comment
  OBI53552  Lupinus bicolor Arthur W. Hazebrook 1991-5-7 61 San Luis Obispo Nipomo dunes Complex, Big Coreopsis Hill; NE most stand of Coreopsis gigantea. Sheltered well lit areas aong and on main trl Comment
  OBI83277  Lupinus bicolor Rhonda Riggins 1987-4-12 1549 San Luis Obispo Hi Mountain Trail 0.4 mi W campground, 1.0 mi W jsct. Hi Mountain Road to Pozo. Comment
  UC15931  Lupinus bicolor W. H. Brewer Apr. 1861 868 San Luis Obispo between Santa Barbara and San Luis Obispo; btw Santa Barbara and San Luis Obispo Comment
  UCSB26158  Lupinus bicolor Wilken, Dieter 1969-4-13 San Luis Obispo California State Highway 58; 5.5 miles east of Cammatti Canyon Road Comment
  RSA185461  Lupinus bicolor subsp. tridentatus Clare B. Hardham 1962-4-16 8993 San Luis Obispo Pozo Hi Mtn. Paso Robles. Comment
  OBI60100  Lupinus concinnus G. F. Hrusa 1995-4-15 12084 San Luis Obispo La Panza Range. Immed adj to Queen Bee Camp 1 m S of La Panza Rd summit 750 Comment
  SD241818  Lupinus concinnus Ellen Dean, T. Starbuck and M. Starbuck 2008-3-25 1649 San Luis Obispo Along Hwy 58 west of turn off to Paso Robles, North side of the road. 445 Comment
  OBI3955  Lupinus hirsutissimus Elizabeth Rudd 1971-4-3 199 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI57099  Lupinus hirsutissimus G. F. Hrusa 1995-5-2 12219 San Luis Obispo Black Butte Research Natural Area. Approx 1/2 way to summit of Peak 2 on W side 600 Comment
  CAS-BOT-BC207223  Lupinus ludovicianus A. G. Vestal; W. P. Vestal 1947-4-16 s.n. San Luis Obispo About 13.7 miles east of Arroyo Grande Comment
  SEINET239678  Lupinus microcarpus Rhonda Riggins 1979-5-6 1161 San Luis Obispo USFS rd 1.4 miles SE of American CAnyon Camp Rd. 3 miles NW Avenales Gurad STation. Comment
  SBBG11858  Lupinus microcarpus var. densiflorus C. B. Hardham 1960-7-17 6398 San Luis Obispo Santa Rosa School, Cambria Comment
  UCR122134  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5464 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  JEPS108061  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1175 San Luis Obispo W side Adelaid-Nacimiento Road at Almost Spring Ranch. Comment
  OBI12908  Lupinus microcarpus var. densiflorus Robert F. Hoover 1966-5-11 9850 San Luis Obispo 3 mi W of Paso Robles on Adelaida rd Comment
  OBI48277  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1149 San Luis Obispo Small knoll in cyn of intermittent stream, hwy 166, 11.9 mi E US 101 Comment
  OBI48396  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-7 1147 San Luis Obispo Roadside Pozo Rd 0.3 mi E Hwy 58 E of Santa Margarita Comment
  RSA659281  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-6 1163 San Luis Obispo USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd. Comment
  SBBG17725  Lupinus microcarpus var. densiflorus Matson 1950-5-2 San Luis Obispo Park Hill district, near Pozo Comment
  UC454625  Lupinus microcarpus var. densiflorus I. J. Condit 1908-4-29 San Luis Obispo roadside s San L. Obispo <San Luis Obispo>; s of San L. Obispo <San Luis Obispo> Comment
  UCSB49141  Lupinus microcarpus var. densiflorus Frykman, P. 1977-5-19 San Luis Obispo State Hwy. 41, 6 miles east of Hwy. 46 548 Comment
  JEPS108084  Lupinus microcarpus var. horizontalis Rhonda Riggins 1979-5-5 1155 San Luis Obispo Elkhorn Trail Road (Co. 285) 4.8 mi SE Hurrican Road. W slopes Temblor Range. Comment
  OBI57859  Lupinus microcarpus var. microcarpus David J. Keil 1998-4-30 27014 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
  OBI48428  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1143 San Luis Obispo Roadside and fenced are adj oak woodland Atascadero-Creston Rd, 1 mi E Homestead Rd, 1.9 mi E Templeton Rd Comment
  OBI48457  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1172 San Luis Obispo USFS rd 2.1 mi E Los Machos Crk, Branch Mtn, La Panza Mtn Comment
  PASA1670  Lupinus microcarpus var. ruber M. Stason 1930-4-14 230 San Luis Obispo near Simmler Comment
  OBI2631  Lupinus nanus Dieter H. Wilken 1965-3-27 131 San Luis Obispo Crocker Grade, W slope of the Temblor Range 914 Comment
  RSA0036484  Lupinus nanus Daisie Huang 2006-4-13 06041328 San Luis Obispo Hi Mtn Rd, w of Upper Lopez Canyon. 168 Comment
  UCR163394  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9236 San Luis Obispo Outer South Coast Ranges, junction of Huasna River Road and Huasna Township Road, 3.5 mi south of Huasna 218 Comment
  RSA67522  Lupinus nanus subsp. nanus Philip A. Munz 1951-4-13 16322 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  UC1314981  Lupinus pachylobus R. F. Hoover 1967-4-5 10340 San Luis Obispo on La Panza Road 17 mi e Creston (on branch of Cammatti Creek); on branch of Cammatti Creek Comment
  OBI12842  Lupinus sparsiflorus Robert F. Hoover 1951-4-15 8046 San Luis Obispo Stoney Crk, tributary of Huasna River Comment
  UC1129758  Lupinus succulentus A. Lewis 1932-2-23 54 San Luis Obispo 2 mi e San Miguel; San Miguel Quad. 243 Comment
  SBBG34936  Lupinus succulentus Mrs. R. W. Summers 1882-3-30 San Luis Obispo San Luis Valley Comment
  UCR140385  Lupinus truncatus George K. Helmkamp 2004-3-15 8373 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  OBI33339  Luzula campestris David J. Keil 1982-3-20 15773 San Luis Obispo Central Coast/South Coast Range; San Luis Range in Irish Hills along dirt road leading from See Canyon Road to Hibberd Preserve Comment
  UCR247967  Luzula comosa var. comosa David J. Keil, Mike Walgren, Sally Krenn 2012-6-21 31367 San Luis Obispo Central Coast, San Luis Range, Irish Hills. Road from See Canyon to Davis Peak 447 Comment
  UC454540  Lythrum californicum Ira J. Condit 1907-11-22 San Luis Obispo California Polytechnic School grounds Comment
  JEPS99459  Lythrum hyssopifolia Clare B. Hardham 1957-7-22 2479 San Luis Obispo Atascadero, Graves Creek, near Del Rio Road Comment
  OBI36948  Lythrum hyssopifolia Eric Wise 1981-7-10 927 San Luis Obispo Atascadero Lake Comment
  OBI59250  Lythrum hyssopifolia G. F. Hrusa 1998-7-21 14747 San Luis Obispo South Coast Ranges. At base of bank along Price Canyon Rd 2 mi SW of intersection with hwy 227 at Edna. USGS Quad Arroyo Grande NE 7.5 95 Comment
  OBI15726  Madia elegans Robert F. Hoover 1946-9-15 6397 San Luis Obispo Rinconada district, betw. Santa Margarita and Pozo Comment
  OBI42329  Madia exigua David J. Keil 1986-5-30 19620 San Luis Obispo Los Osos area, ca 1/4 mi due W of jctn of Calle Cordoniz and Bayview Hts dr along trls Comment
  UC1234634  Madia radiata Clare B. Hardham 1962-4-14 8977 San Luis Obispo head Bitterwater Canyon; Pinole Hills, head of Bitterwater Canyon Comment
  CAS-BOT-BC345090  Madia sativa R. F. Hoover 1969-9-13 11584 San Luis Obispo Upper Jack Creek, west of Paso Robles Comment
  CAS-BOT-BC345097  Madia sativa E. K. Balls 1958-7-16 23543 San Luis Obispo 0.5 mi. n. of Cambria, State Hwy. 1 15 Comment
  CAS-BOT-BC345099  Madia sativa Clare B. Hardham 1956-8-15 1187 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  CAS-BOT-BC345106  Madia sativa R. F. Hoover 1969-7-18 11493 San Luis Obispo Oak Park district, Arroyo Grande Comment
  OBI65953  Madia sativa Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-9 32 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1. At Walters Crk headwaters N of hwy 1 158 Comment
  RSA17786  Maianthemum stellatum Carl B. Wolf 1929-4-15 3587 San Luis Obispo 5 miles south of Oceano along S.P.R.R. 30 Comment
  CAS-BOT-BC514535  Maianthemum stellatum R. F. Hoover 1964-5-13 8846 San Luis Obispo Santa Rita Creek west of Templeton Comment
  SBBG4662  Malacothamnus jonesii C. B. Hardham 1957-5-31 2035 San Luis Obispo Chimney Rock Ranch, south rd to Adelaida Comment
  OBI65283  Malacothamnus palmeri D. R. Miller 2004-6-8 604 .776 San Luis Obispo Along crk washed shoulder of San Simeon crk (N fork of the south fork) on the Wintz property 610 Comment
  UC410483  Malacothamnus palmeri var. palmeri Alice Eastwood 1927-7-31 15013 San Luis Obispo Along road from Atascadero to Morro Comment
  SBBG111567  Malacothrix C. B. Hardham 1956-3-19 210 San Luis Obispo Chimney Rock area Comment
  CAS-BOT-BC345329  Malacothrix californica R. F. Hoover 1950-5-5 7868 San Luis Obispo South end of Morro Bay Comment
  UC1224757  Malacothrix californica R. F. Hoover 1964-6-6 8961 San Luis Obispo Los Osos Comment
  UCD134350  Malacothrix californica K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  RSA160893  Malacothrix californica P. C. Everett, N. F. Lolonis 1962-5-4 24487 San Luis Obispo 7.3 miles from Creston on road to La Panza 366 Comment
  SBBG103553  Malacothrix coulteri C. B. Hardham 1958-5-7 3212 San Luis Obispo E of Bee Rock Comment
  UCD132836  Malacothrix coulteri G. F. Hrusa; S. A. Wagner 1992-4-19 10392 San Luis Obispo San Luis Obispo County: Uncommon on flats of Carrizo Plain at N end. Comment
  CAS-BOT-BC347795  Malacothrix glabrata Gertrude Sinsheimer 1927-4-12 s.n. San Luis Obispo Cholame Comment
  SD245280  Malacothrix incana David Keil 2012-8-21 31502 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, north of Grand Avenue, Grover Beach. 7 Comment
  OBI53818  Malacothrix incana Arthur W. Hazebrook 1992-11-14 177 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll, area along Guerra road and southern pioneer dunes Comment
  OBI55277  Malacothrix phaeocarpa David J. Keil, with Kathleen A. Keil 1998-5-26 27463 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
  OBI56396  Malacothrix saxatilis var. tenuifolia David J. Keil, with V. L. Holland 1999-4-22 28251 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-BC206674  Malva assurgentiflora Mrs. E. C. Van Dyke 1928-7-1 s.n. San Luis Obispo Pismo Comment
  OBI7416  Malva assurgentiflora Greg Hassen 1976-2-17 s.n. San Luis Obispo Vacant lot on Arbutus st, in Morro Bay Comment
  UCR91809  Malva nicaeensis George K. Helmkamp 1996-5-27 1109 San Luis Obispo Central Coast, west side of San Luis Obispo, south-facing slope of Bishop Peak 280 Comment
  OBI35748  Malva nicaeensis Allison Berry 1984-5-3 131 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI8429  Malva nicaeensis Lynne D. Althouse 1977-3-26 8 San Luis Obispo Wolfe's ranch near San Luis High School 128 Comment
  UCD116639  Malva parviflora Austin P. Griffiths 1987-3-17 18068 San Luis Obispo San Luis Obispo County: location unknown. Comment
  OBI54435  Marah fabacea Matthew Arterburn 1997-3-14 15 San Luis Obispo 1.3 mi on Red Hills Rd off hwy 58 Comment
  UC1122828  Marah fabacea G. T. Nordstrom 1937-4-15 1080 San Luis Obispo 2.8 mi ese Williams Ranch; Adelaida Quadrangle Comment
  OBI14818  Marah fabacea S. Wainwright 1964-2-29 5 San Luis Obispo 4 mi W of Los Osos school on Los Osos Valley Rd Comment
  RSA585711  Marah fabacea F. L. Johnson, M. D. Proctor 1993-2-19 ROBO- 125 San Luis Obispo 1 km SW of Ranch House on Nacimiento Road. Comment
  UCSC000730  Marah fabacea H. C. Lee 1937-5-28 1018 San Luis Obispo 1 mile W. of Paso Robles. Paso Robles - Paso Robles 335 Comment
  OBI17797  Mariposa clavata var. recurvifolia Robert F. Hoover 1954-7-17 8349 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 Comment
  SBBG133056  Marsilea vestita D. Keil 2000-5-24 28737 San Luis Obispo Santa Margarita Ranch, ca. 4.2 mi S of railroad crossing (in Santa Margarita) on Pozo Rd Comment
  OBI31350  Matricaria discoidea Joy Nishida, Robert Allen 1982-4-10 227 San Luis Obispo American Cyn. 1.5 mi S of Amer Cyn campground, at unlocked gate on side of dirt rd Comment
  UC2027057  Matricaria discoidea Greg Wilvert 2005-5-11 399 San Luis Obispo Southeast Half of the Caliente Range: 100 m NW of Semper Spring Comment
  OBI53846  Matricaria discoidea Arthur W. Hazebrook 1993-5-23 208 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill Comment
  OBI55578  Matricaria occidentalis George Butterworth 1998-6-3 269 a San Luis Obispo Carrizo Plain Natural Area. Beside Soda L. Rd, at Coyote Knoll, 1.75 mi SE of Painted rock rd T32S, R20E, S4 NE Qtr 594 Comment
  OBI14983  Matthiola incana Bob Fraas 1964-2-22 19 San Luis Obispo OH Unit, Cal Poly 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
  OBI72189  Medicago polymorpha J. Olson 2000-8-11 s.n. San Luis Obispo Camp San Luis Obispo. Ca. 100 m below culverts of Chorro Crk rd crossing where crk enters reservoir. UTMs NAD27 zone 10S, 710474E, 3912931N Comment
  OBI22825  Melia azedarach Jay B. Hunt 1955-11-14 s.n. San Luis Obispo 475 Marsh. San Luis Obispo Comment
  CAS-BOT-BC271191  Melica Clare B. Hardham 1969-5-28 17197 San Luis Obispo NE slopes of Red Mt., San Simeon Cr. Comment
  OBI80170  Melica californica David J. Keil 1992-4-12 22798 San Luis Obispo Laguna Lake City Park 170 Comment
  RSA770073  Melica californica Larry Kandarian 2008-5-7 s.n. San Luis Obispo Cholame. Growing in rocks. Comment
  OBI22001  Melica imperfecta Fred W. Rush Jun-56 41 San Luis Obispo Mt. SLO Comment
  OBI48256  Melica imperfecta David J. Keil 1989-6-3 21219 San Luis Obispo Between Atascadero and Morro Bay along Calif Hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  UC1132303  Melica imperfecta H. C. Lee 1937-4-21 843 San Luis Obispo 1.5 mi w Paso Robles; Paso Robles Quad. 320 Comment
  CAS-BOT-BC281681  Melica imperfecta W. R. Dudley 1902-4-5 s.n. San Luis Obispo Head of canon Pecho Mts. Near Port Harford Comment
  OBI57010  Melica imperfecta Frederic Hrusa 1993-5-20 11029 San Luis Obispo Reservoir Cyn, Below goatherders cabin 400 Comment
  SBBG93957  Melica torreyana S. A. Junak, D. Young, T. Ayers 1989-4-27 3963 San Luis Obispo N side of USFS Rd 29S11.3, 0.2 mi E of W boundary for the Cuesta Ridge Botanical Area, 5 mi W of US Hwy 101 786 Comment
  UC1153387  Melica torreyana R. F. Hoover 1947-5-31 7252 San Luis Obispo w of Pozo (Rinconada Mine) Comment
  OBI3495  Melilotus indicus Lynch 1971-5-15 2 San Luis Obispo Cal Poly campus. Drumm lake about 20 ft from the water Comment
  OBI79584  Melissa officinalis David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31397 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  SBBG6406  Melissa officinalis C. B. Hardham 1957-9-22 2475 San Luis Obispo Graves Crk, Atascadero Comment
  RSA216772  Mentha canadensis Robert F. Hoover 1969-8-25 11557 San Luis Obispo Laguna de San Luis Obispo. Comment
  UC771635  Mentha spicata R. F. Hoover 1946-9-14 6378 San Luis Obispo near Santa Margarita (Trout Creek); Trout Creek Comment
  OBI12464  Mentzelia dispersa Robert F. Hoover 1952-6-10 8246 San Luis Obispo Black Mt, La Panza Range; near summit Comment
  OBI74658  Mentzelia micrantha David J. Keil 1987-5-6 20130 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI55259  Mentzelia micrantha Greg Frugoli 1997-5-9 88 San Luis Obispo La Panza range, Los Padres NF (hwy 58 burn area) 780 Comment
  RSA129059  Mentzelia micrantha Clare B. Hardham 1958-5-17 3336 San Luis Obispo Granite outcrop 0.5 miles north of Chimney Rock. North Road to Adelaida. Comment
  OBI48939  Mentzelia pectinata Lewis S. Rose 1925-3-25 35054 San Luis Obispo Cholame Comment
  SBBG118429  Mentzelia pectinata M. Wetherwax, E. Painter, T. Leatherman 2001-4-30 CR 473 San Luis Obispo above Nacimiento River, below abandoned rd down from Tower Rd, NW of Twin Bridges; Camp Roberts 280 Comment
  SEINET3155058  Mentzelia pectinata L. S. Rose 1925-3-25 35054 San Luis Obispo Cholame Comment
  OBI12458  Mentzelia pectinata Robert F. Hoover 1947-3-30 6834 San Luis Obispo Fernandez Crk on La Panza-Shandon Rd Comment
  UCD163519  Micropus californicus CNPS Melinda Elster; Sara Taylor 2015-5-14 CARR- 658 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, off of Soda Lake Road. 624 Comment
  OBI15621  Microseris bigelovii Robert F. Hoover 1967-4-14 10442 San Luis Obispo Hill W of "Poly Cyn" San Luis Obispo Comment
  CAS-BOT-BC348813  Microseris campestris Ernest C. Twisselmann 1955-4-22 1892 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley, 1 1/2 miles east of Palo Prieta summit 640 Comment
  OBI56666  Microseris campestris David J. Keil, with Curtis Clark 1998-4-17 26776 San Luis Obispo Carrizo Plain. N of Soda Lake in vicinity of intersection of Belmont Tral and Clarksburg Rd. Comment
  CDA16358  Microseris douglasii G. F. Hrusa 2000-4-12 15345 San Luis Obispo Carrizo Plain; 3 mi E of Washburn on Panorama Rd. 0 Comment
  OBI80686  Microseris douglasii D. R. Miller, E. A. Appel 2015-4-11 415 .112 San Luis Obispo Growing on thin soil on ridge-crest north of Wheelbarrow Gulch, Marmolejo creek drainage. 738 Comment
  SBBG133057  Microseris douglasii subsp. douglasii D. Keil, J. Dart, M. Perry 2010-4-27 30745 San Luis Obispo SW of Carissa Plains Elementary School, S of Hwy 58; Carrizo Plain 620 Comment
  SBBG96657  Microseris douglasii subsp. douglasii D. A. Young, S. Junak, T. Ayers 1989-4-27 1953 San Luis Obispo ca. 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical Area Comment
  UCR61735  Microseris lindleyi George K. Helmkamp 1990-4-19 s.n. San Luis Obispo Central Coast Range, State Hwy 58 at Parkhill Road, c. 3 mi northeast of Santa Margarita 367 Comment
  OBI37285  Mimetanthe pilosa Eric Wise 1981-9-17 1154 San Luis Obispo Salinas river at hwy 58 Comment
  UCSB16194  Mimulus androsaceus Hardham, Clare 1963-5-3 San Luis Obispo Atascadero Comment
  OBI74355  Mimulus aurantiacus Theo Fitanides, Anthony Baniaga 2010-3-26 196 San Luis Obispo Tierra Redonda Mts. BLM ACEC 606 Comment
  OBI9503  Mimulus aurantiacus var. aurantiacus Mrs. R. F. Hoover 1962-1-13 10 San Luis Obispo Arroyo Grande Comment
  OBI9508  Mimulus aurantiacus var. aurantiacus L. R. Green 1955-6-20 s.n. San Luis Obispo Cal Poly Comment
  JEPS35075  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1948-5-22 7538 San Luis Obispo summit on road from Paso Robles to Adelaida Comment
  JEPS35337  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1964-6-12 9066 San Luis Obispo near Rocky Butte Fire Lookout Comment
  JEPS15602  Mimulus aurantiacus var. pubescens Rimo Bacigalupi with G. Thomas Robbins 1954-5-13 4456 San Luis Obispo slopes above Calf Canyon (along county road 5.6 mi s of Creston and 7.2 mi ne of Santa Margarita) 457 Comment
  RSA0024946  Mimulus guttatus Greg Wilvert 2005-4-30 352 San Luis Obispo Padrones Spring. 903 Comment
  RSA447934  Mimulus guttatus Ralph Hoffman 1931-5-30 s.n. San Luis Obispo Oceano. Comment
  SEINET3929539  Mimulus guttatus David Keil 1987-5-6 20126 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  UCR118359  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 1998-6-30 4233 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  RSA425106  Mimulus guttatus C. F. Smith 1968-7-30 10108 San Luis Obispo Oceano State Park. Comment
  UCSB22896  Mimulus guttatus Kahrmann, C. 1965-3-13 San Luis Obispo 1/4 mile north of Poly Canyon; on grounds of California Polytechnic College Campus; San Luis Obispo Comment
  OBI57314  Minuartia douglasii David J. Keil 1998-5-13 27229 San Luis Obispo Just E of intersection of La Panza Rd. & Hwy 58 Comment
  CAS-BOT-BC384018  Mirabilis jalapa Ernest C. Twisselmann 1960-8-22 5995 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC384021  Mirabilis jalapa Ernest C. Twisselmann 1971-8-12 18069 San Luis Obispo Templeton 274 Comment
  RSA0026068  Mirabilis laevis var. crassifolia H. C. Lee 1936-3-10 466 San Luis Obispo 2 miles NNW of Camp Hill. 229 Comment
  CAS-BOT-BC219861  Monardella breweri subsp. breweri R. F. Hoover 1950-6-2 7957 San Luis Obispo Near summit between head of Salinas River and Stoney [Stony] Creek Comment
  SEINET10582037  Monardella crispa A. Graff 1993-7-7 Graff 145 San Luis Obispo Pismo Dunes Vegetation Preserve. Enter at the north end, through the housing development, above Arroyo Grande Creek. T32S,R12E. Monardella crispa spans the entire Preserve in the transition zone between vegetated dunes and bare dunes. Sometimes grows exposed, sometimes under Salix sp. Locally infrequent to abundant, with Juncus sp., Salix sp., Camissionia cheiranthifolia. Comment
  CDA17939  Monardella frutescens Austin Griffiths 1987-5-18 18185 San Luis Obispo Pismo Dunes; on east shelf of Big Coreopsis Hill. 0 Comment
  RSA140078  Monardella palmeri Clare B. Hardham 1960-6-24 6250 San Luis Obispo Disturbed ground, serpentine, chaparral edge of Cuesta Sargent Cypress grove 823 Comment
  SEINET10829400  Monardella palmeri A. Graff 1993-7-9 Graff 169 San Luis Obispo Los Padres National Forest, Cuesta Ridge. .45 miles downhill (towards Hwy. 101) from the Cuesta Ridge Botanical Area sign. Stop at turnout below TV towers and look on the right side of the road just below that point. T29S,R12E,S35. Locally patchy and infrequent on serpentine, with Salvia mellifera, Arctostaphylos sp., grasses. End of bloom. Comment
  UC104690  Monardella palmeri E. Palmer. M. D. 1876-8-2 359 San Luis Obispo n San Luis Obispo; Coast Range; N of San Luis Obispo Comment
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Jul 11 2015
  SEINET4173654 Image available Monardella undulata R. F. Hoover 1946-9-17 6421 San Luis Obispo Oceano Comment
  SBBG86007  Monardella undulata subsp. crispa C. F. Smith 1957-10-10 5640 San Luis Obispo Dune Lakes S of Oceano Comment
  UC570448  Monardella undulata subsp. crispa William S. Cooper 1933-8-20 33 -124 San Luis Obispo Callender Comment
  CAS-BOT-BC214154  Monardella villosa subsp. obispoensis Clare B. Hardham 1960-6-17 6299 San Luis Obispo Cambria, Santa Lucia Mountains Comment
  OBI78258  Monardella villosa subsp. obispoensis Joy Nishida 1982-5-29 396 San Luis Obispo American Cyn campground. Along a cattle trl acrossstream from campground. Trl follows stream on SE facing slope 536 Comment
  UC1124614  Monardella villosa subsp. obispoensis B. Bolt 1936-1-15 548 San Luis Obispo Cuesta Pass Santa Barbara National Forest, San Luis Obispo Quadrangle Comment
  UCD19267  Monardella villosa subsp. obispoensis John F. Sorenson 1989-7-1 s.n. San Luis Obispo San Luis Obispo County: 0.5 mi. north of Tassajara Peak, on a ridge. Comment
  RSA55159  Monolopia lanceolata J. H. Barber 1899-4-9 s.n. San Luis Obispo Paso Robles. Comment
  RSA659226  Monolopia lanceolata David J. Keil, Kathleen Keil 1992-4-11 22789 San Luis Obispo California Valley, Carissa Plain. Belmont Trail 2 miles E of Soda Lake Rd. at intersection with small cross road. Comment
  UC1069968  Monolopia lanceolata N. H. French 1937-3-12 887 San Luis Obispo 3 mi se Caliente Mt.; McKittrick Quad. Comment
  POM97308  Monolopia lanceolata P. A. Munz 1926-4-8 10183 San Luis Obispo 35 miles east of Paso Robles Comment
  RSA92631  Monolopia lanceolata F. W. Peirson 1929-5-18 8401 San Luis Obispo Cuyama Valley Road, ca. 62 miles east of the Coast Boulevard Comment
  CDA20795  Monolopia stricta G. F. Hrusa, Jeff Hart 1993-4-6 10699 San Luis Obispo Carrizo Plain. S end of Soda Lake on E side. 609 Comment
  OBI57013  Monolopia stricta Fred Hrusa, Jeff Hart 1993-4-6 10699 San Luis Obispo Carrizo Plain; at S end of Soda Lake on E side 610 Comment
  OBI79805  Montia fontana D. R. Miller 2013-4-9 413 .1047 San Luis Obispo The Rocky Butte/Pine Mountain Region, Ridge road seep less than a half mile north of the main Hearst Gate, Tobacco creek drainage. 899 Comment
  RSA709066  Mucronea californica George K. Helmkamp, E. A. Helmkamp 2005-6-12 9654 San Luis Obispo Central Coast Range: Along Hwy. CA-58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek. 552 Comment
  UCD77878  Mucronea californica Robert E. Preston 1998-6-12 1116 San Luis Obispo San Luis Obispo County: ca. 0.5 mi W of Shell Creek, along S side of Hwy 58 457 Comment
  CAS-BOT-BC109038  Mucronea californica Clare B. Hardham 1957-5-26 1965 San Luis Obispo Huero Huero about 1 mile north of Creston. Comment
  SJSU3417  Mucronea californica C. W. Sharsmith 1962-4-19 6778 San Luis Obispo valley of Shell Cr, San Juan Cr drainage c. 12 mi due S of Shandon 414 Comment
  CAS-BOT-BC415992  Mucronea perfoliata R. F. Hoover 1952-5-25 8235 San Luis Obispo North base of Caliente Mountain Comment
  SBBG17481  Mucronea perfoliata C. B. Hardham 1960-5-17 5756 San Luis Obispo E side of Tierra Redonda Comment
  OBI22024  Muhlenbergia microsperma Robert F. Hoover 1947-3-26 6750 San Luis Obispo Price Cyn (just S of) Comment
  OBI28983  Muhlenbergia rigens David J. Keil 1982-6-4 16175 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  CAS-BOT-BC274882  Muhlenbergia rigens R. F. Hoover 1965-9-29 9659 San Luis Obispo Santa Lucia Range. N base of Cuesta Grade Comment
  UC771715  Muhlenbergia rigens R. F. Hoover 1946-9-14 6372 San Luis Obispo by roadside Santa Margarita Comment
  CAS-BOT-BC508569  Muilla maritima Ernest C. Twisselmann 1969-4-9 15102 San Luis Obispo North side of Shell Creek, La Panza Range 480 Comment
  CAS-BOT-BC508571  Muilla maritima R. F. Hoover 1967-3-5 10244 San Luis Obispo Upper Arroyo Grande Comment
  OBI81117  Myosurus minimus Meg Perry 2015-3-25 8 -Oct San Luis Obispo Carriso Plain north of California Valley 620 Comment
  CAS-BOT-BC101766  Myrica californica D. E. Breedlove 1962-8-7 4078 San Luis Obispo on the shore of Oso Flaco Lake, 3 miles north of Guadalupe Comment
  CAS-BOT-BC101759  Myrica californica Gertrude Sinsheimer 1930-3-1 s.n. San Luis Obispo [Canon] Canyon beyond Chorro [Canon] Canyon Comment
  POM262065  Myrica californica I. L. Wiggins 1929-4-16 3662 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  SD249088  Najas guadalupensis David J. Keil 2000-5-26 28745 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca 4 miles S of railroad crossing in Santa Margarita and westward along roads. 334 Comment
  UCR266205  Najas marina David J. Keil, Kathleen Keil 2002-7-27 29898 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  CAS-BOT-BC259854  Nassella cernua Ira L. Wiggins 1929-5-23 3735 San Luis Obispo 10 miles E of Shandon Comment
  SBBG118083  Nassella lepida A. Dilworth, J. Goldzman 1998-5-20 San Luis Obispo vicinity of Whiskey Springs; Camp San Luis Obispo; LCTA Plot 306 420 Comment
  CAS-BOT-BC260002  Nassella lepida R. F. Hoover 1952-5-11 8176 San Luis Obispo W slope of La Panza Range on slopes Comment
  UCD87950  Nassella lepida G. L. Stebbins Jr.; R. M. Love 1941-3-23 3065 San Luis Obispo San Luis Obispo County: 4 miles N of San Luis Obispo, near foot of Cuesta Grade. Comment
  SD241783  Nasturtium gambelii Mark A. Elvin, Ronnie Click, Ben Wagner, Erin Shapiro 2010-7-29 6451 San Luis Obispo Central Coast: Oso Flaco Lake, Guadalupe Dunes, west side of lake, 5 meters south of causeway. 3 Comment
  OBI32046  Nasturtium officinale David J. Keil, Melissa Luckow 1981-7-3 14972 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
  OBI32049  Nasturtium officinale David J. Keil, Eric Wise 1981-5-25 14788 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UCR237866  Nasturtium officinale Mark A. Elvin, Erin Shapiro 2010-7-29 6470 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes, SE edge of Oso Flaco Lake, 50 meters NE of agricultural ditch 2 Comment
  RSA522564  Nasturtium officinale E. Wise 1981-9-29 1244 San Luis Obispo Lopez Canyon, approx 6 miles NW of Hi Mtn Road. Comment
  JEPS123310  Navarretia David Gowen with Leigh Johnson 2010-5-11 1104 San Luis Obispo Short way north of Hwy 41 and Creston on upper road bank. Comment
  SBBG95659  Navarretia atractyloides D. Keil 1986-5-28 19607 San Luis Obispo Las Pilitas Rd, ca. 0.25-0.5 mi W from jct with Parkhill Rd Comment
  OBI30983  Navarretia hamata subsp. parviloba Julie M. Vanderwier 1978-5-5 8 San Luis Obispo Very common in roadsides in Chaparral on Indian Knob itself. Comment
  UC1124114  Navarretia jaredii H. C. Lee 1937-5-10 921 San Luis Obispo 2 mi se San Miguel; San Luis National Forest, Paso Robles Quad. 228 Comment
  SBBG107600  Navarretia mellita C. B. Hardham 1960-6-24 6251 San Luis Obispo Cuesta Sargent Cypress Forest Comment
  JEPS108309  Navarretia mitracarpa David Gowen 2005-5-23 381 San Luis Obispo W. side of Cottonwood Pass on HWY 41, S. side of road on gentle E-facing slope. Comment
  CAS-BOT-BC230444  Navarretia mitracarpa Clare B. Hardham 1956-5-5 599 x San Luis Obispo R. S . [Maxey?] Ranch, Cholame Comment
  CAS-BOT-BC230464  Navarretia mitracarpa R. F. Hoover 1946-6-30 6212 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  JEPS99316  Navarretia mitracarpa C. B. Hardham 1959-5-6 4420 San Luis Obispo flats between Bee Rock and the Nacimiento Comment
  SBBG107691  Navarretia nigelliformis C. B. Hardham 1960-4-18 5451 San Luis Obispo 1 mi N of Creston Comment
  UC84842  Navarretia nigelliformis L. Jared 1891-1 San Luis Obispo Goodwin, San Luis Obispo Co. 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
  SEINET11261648  Navarretia squarrosa David Keil 1985-6-19 118913 San Luis Obispo Fields north of Los Osos Valley Memorial Park.; 0 20 Comment
  OBI20982  Nemacladus ramosissimus Robert F. Hoover 1947-4-12 6899 San Luis Obispo Upper Navajo Crk, La Panza Range Comment
  JEPS13028  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi with Roxana S. Ferris and G. T. Robbins 1955-5-23 5184 San Luis Obispo 1.7 mi s Geneseo School (along road from Geneseo School to Creston, bottom of the East Branch of Huerhuero Creek); East Branch of Huerhuero Creek 323 Comment
  OBI75742  Nemesia strumosa Phil Francis 1968-1-30 18 San Luis Obispo O.H. Unit House 2 Comment
  UC1285256  Nemophila menziesii R. F. Hoover 1958-3-19 8426 San Luis Obispo near n base Caliente Mountain (Carrizo Plain); , near n base Caliente Mountain Comment
  UC2027040  Nemophila pulchella var. fremontii David Keil 1998-4-9 26623 San Luis Obispo USFS trailhead area on Highway 166 NE of Tepusquet Canyon Road Comment
  UC1125146  Nicotiana quadrivalvis P. L. Johannsen 1937-5-17 1140 San Luis Obispo 2 mi nne Wolforts; McKittrick Quad. 1051 Comment
  OBI14331  Notholithocarpus densiflorus var. densiflorus Robert J. Rodin 1962-5-8 6861 San Luis Obispo On ridge 4 mi SE of Cuesta Summit on Hwy 101, San luis Obispo Comment
  OBI26221  Notholithocarpus densiflorus var. densiflorus Mark E. Schneider 1974-8-7 s.n. San Luis Obispo Cuesta Ridge, approx. 3/4 mi up road, right hand side Comment
  OBI5055  Notholithocarpus densiflorus var. densiflorus Robert J. Rodin 1969-4-10 6506 San Luis Obispo On ridge 3 mi W of Cuesta summit N of San Luis Obispo Comment
  OBI32656  Nuttallanthus texanus David J. Keil 1982-5-2 15897 San Luis Obispo Ca 1 mi W of jctn of Huerhuero rd with calif Rte 58 and S on dirt rd Comment
  SBBG53874  Nuttallanthus texanus S. A. Junak 1978-4-8 M 48 San Luis Obispo NW edge of Montana de Oro St Park, just W of Pecho Valley Rd, 0.5 mi S of entrance Comment
  SBBG2986  Oemleria cerasiformis C. B. Hardham 1959-3-14 4070 San Luis Obispo York Mtn Comment
  OBI10141  Oemleria cerasiformis Robert F. Hoover 1947-2-8 6607 San Luis Obispo Pettitt Cyn (Sycamore Cyn of USGS map), San Luis Range Comment
  CDA14300  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 h San Luis Obispo Central California; 9975 Temettate Dr. off Suey Ck. Rd. approx. 15 mi. E of Santa Maria. Comment
  CDA14303  Ononis alopecuroides J. Parks 1998-6-3 PDR 980875 San Luis Obispo Central California; 9975 Temettate Dr, off of Suey Creek Rd. approx. 15 mi. E of Santa Maria/Nipomo. Comment
  UC1125586  Orobanche fasciculata T. M. Hendrix 1937-5-26 225 San Luis Obispo 1 mile NNE of Navajo. Pozo 7.5' Quad. Comment
  RSA128133  Osmorhiza berteroi Clare B. Hardham 1956-4-13 397 San Luis Obispo Santa Rita Canyon west of Templeton Comment
  OBI80391  Oxalis pilosa Daniella Anthony 2015-2-1 3 San Luis Obispo Morro Bay Quarry Trail, 2 feet after trail divides into two 46 Comment
  SEINET3147135  Packera breweri Unknown 1907-4-15 sn San Luis Obispo Paso Robles Comment
  CAS-BOT-BC318241  Packera breweri Mrs. Frank Hatch 1932-4-16 7 San Luis Obispo Hillsides at Paso Robles Comment
  CAS-BOT-BC253684  Panicum capillare Clare B. Hardham 1957-9-23 2655 San Luis Obispo Santa Lucia Mountains. Atascadero Lake Comment
  OBI59094  Panicum capillare David J. Keil 1998-6-10 27766 San Luis Obispo Hwy 58, 1.3 miles SSW of junction with La Panza Road. Comment
  OBI66351  Papaver californicum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26265 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
  CAS-BOT-BC272341  Pappostipa speciosa R. F. Hoover 1966-4-20 9823 San Luis Obispo 5 mi. E of Creston on La Panza Road Comment
  OBI69508  Parapholis incurva David J. Keil 2008-6-6 30527 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 200 Comment
  CAS-BOT-BC175595  Parnassia palustris E. R. Blakley 1956-11-7 B- 1991 San Luis Obispo Cypress Mtn., Santa Lucia Mtns. 609 Comment
  OBI43332  Paspalum dilatatum Eric Wise 1981-10-23 1330 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  SEINET10734450  Passiflora tarminiana Andrew C. Sanders 1985-11-30 Sanders 5952 B San Luis Obispo Cambria. Roadside on a hill with scattered residences, W of Hwy 1 near Shamel Park. Probably a naturalized ornamental, but no other plant like it seen in cultivation in the area. Growing in shrubs under pines. Comment
  OBI34378  Pectocarya anisocarpa David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12719 San Luis Obispo 29.5 mi SE of Calif Rte 58 along Soda Lake rd Comment
  SJSU3353  Pectocarya heterocarpa C. W. Sharsmith 1962-4-21 6820 San Luis Obispo Panorama Hills near foot of Recruit Canyon, Temblor Range Comment
  SJSU3350  Pectocarya penicillata C. W. Sharsmith 1962-4-21 6850 San Luis Obispo lower reaches Recruit Canyon near Crocker Peak, Temblor Range Comment
  UC1125729  Pedicularis densiflora H. C. Lee 1937-3-31 806 San Luis Obispo 3 mi ne of Templeton 274 Comment
  OBI52088  Pedicularis densiflora Steven A. Junak, David A. Young, Tina J. Ayers 1989-3-13 3926 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Cuesta Ridge: Along main rd (USFS Rd #29S11.3) 200 m E of W boundary sign for the Cuesta Ridge Botanical Area, 5.2 mi W of Hwy 101 783 Comment
  OBI30393  Pelargonium grossularioides Melissa Luckow 1982-6-24 921 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd. EIR vouchers Comment
  SEINET10793717  Pellaea andromedifolia Ruth Kirkpatrick 2003-7-7 Kirkpatrick 1163 San Luis Obispo Along Santa Rosa Creek Road, ca. 6.7 miles E of Cambria. 122 Comment
  SEINET175048 Image available Pellaea andromedifolia Marcus E. Jones 1882-5-5 3227 San Luis Obispo unspecified Comment
  UC1950725  Pellaea andromedifolia Ruth Kirkpatrick 2003-7-7 1163 San Luis Obispo Along Santa Rosa Creek Road, ca. 6.7 mi E of Cambria. 121 Comment
  SBBG93736  Pellaea mucronata S. A. Junak 1990-5-17 4370 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, ca. 5.9 mi W of US Hwy 101 676 Comment
  CAS-BOT-BC71460  Pellaea mucronata R. F. Hoover 1946-11-24 6565 San Luis Obispo Hill above Salinas River opposite Pilitas Creek Comment
  OBI80835  Pennisetum clandestinum David J. Keil 1992-1 22949 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  CAS-BOT-BC258815  Pennisetum setaceum R. F. Hoover 1964-7-11 9189 San Luis Obispo San Luis Obispo. Established by roadside on Highway 1 (Santa Rosa Street) just west of town Comment
  RSA585604  Pennisetum setaceum M. D. Proctor, E. A. Young 1993-3-23 ROB- 322 San Luis Obispo E. edge of Cantonment Area Comment
  NY583853  Penstemon centranthifolius P. S. Lathrop 1996-4-12 s.n. San Luis Obispo Mile marker 7.0, Highway 58 335.3 Comment
  OBI20252  Penstemon centranthifolius Kenneth Vinzant 1972-4-15 7 San Luis Obispo Located 10 mi W of Creston on hwy 58 2 mi E of Wilson's Corner Comment
  OBI78398  Penstemon centranthifolius W. D. Hill 1950-3-20 s.n. San Luis Obispo American Cyn Comment
  POM14686  Penstemon heterophyllus subsp. heterophyllus R. W. Summers 1886-6-21 s.n. San Luis Obispo Santa Margarita Valley. Comment
  SBBG117903  Pentachaeta alsinoides E. Painter, M. Wetherwax, J. Greenhouse 2003-4-2 CR 419 San Luis Obispo S side of Boy Scout Rd; Camp Roberts 203 Comment
  UC75892  Pentachaeta alsinoides Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  OBI80802  Perideridia gairdneri George Butterworth 2015-9-7 985 San Luis Obispo Cambria Pines Ecological Reserve, Also scattered pls west to 35.57557 x -121.07947 116 Comment
  CAS-BOT-BC73705  Peritoma arborea var. globosa Roxana S. Ferris 1951-12-25 12473 San Luis Obispo On flats at base of foothills on U.S. 466 east of Blackwell's Corner (junction with State Highway 33) Comment
  SBBG1693  Persicaria amphibia C. B. Hardham 1958-9-6 3953 San Luis Obispo slough, Cambria Comment
  OBI78426  Persicaria amphibia R. R. LaBelle 1967-10-10 24 San Luis Obispo Laguna Lake Comment
  OBI10876  Persicaria maculosa Robert D. Page 1963-11-3 223 San Luis Obispo Margin of old Beaver Pond 3 mi E of Routzhan county park along Pozo Rd Comment
  OBI10879  Persicaria punctata Robert F. Hoover 1946-8-26 6361 San Luis Obispo Baywood Park Comment
  OBI62645  Phacelia George Butterworth 2003-5-12 523 San Luis Obispo Carrizo Plain Natl Monument. Temblors 1.5 mi NE of Elkhorn Rd, beyond end of rd that is 2 mi NW of Panorama Rd, BLM land 1006 Comment
  UC1392984  Phacelia cicutaria var. heliophila R. F. Hoover 1968-4-17 11050 San Luis Obispo Elkhorn Hills Comment
  POM289611  Phacelia ciliata Lyman Benson 1932-5-9 3572 San Luis Obispo Upper Cuyama Valley, Santa Maria watershed, Temblor Mt. Range. Kern county line. 610 Comment
  UC1321300  Phacelia ciliata var. ciliata E. McMillan 1952-3-15 9 San Luis Obispo 2 mi s and 9 mi e Shandon; Choice Valley Comment
  JEPS7465  Phacelia ciliata var. ciliata G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3452 San Luis Obispo 23.5 mi n Kern County line; Elkhorn Plain 731 Comment
  UC524055  Phacelia ciliata var. ciliata Ira L. Wiggins 1932-3-20 5782 San Luis Obispo hillsides immediate vicinity of Cholame Comment
  OBI19530  Phacelia distans Geraldie Owen 1972-6-21 23 San Luis Obispo los Osos Comment
  OBI5022  Phacelia distans Robert J. Rodin 1956-5-20 6056 San Luis Obispo S end of Morro Bay Comment
  RSA115614  Phacelia distans E. C. Twisselmann 1955-6-4 2081 San Luis Obispo Crocker Canyon, southeastern part of the county. 838 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
  JEPS86595  Phacelia douglasii L. R. Heckard with Jim Hickman et al. 1987-4-10 6646 a San Luis Obispo along Shell Creek Rd ca 0.5 mi n route 58 (Calf Canyon Rd NE of Santa Margarita) Comment
  UC1069213  Phacelia douglasii H. C. Lee 1936-2-27 434 San Luis Obispo 1/2 mi se Los Berros; Arroyo Grande Quadrangle Comment
  UC1544836  Phacelia douglasii A. G. Vestal 1962-4-9 San Luis Obispo 4.5 mi n Ozema; Upper Cuyama Valley Comment
  UC564102  Phacelia douglasii Roxana S. Ferris 1935-3-30 9136 San Luis Obispo head of valley near Kern County line; Cuyama Valley Comment
  OBI55648  Phacelia egena David J. Keil 1989-5-3 21203 San Luis Obispo San Luis Obispo hillsides between Los Osos Valley rd and Prefumo Cyn rd accessed from end of Diablo Dr at site of proposed Irish Hills Golf course Comment
  OBI13775  Phacelia fremontii Robert F. Hoover 1949-4-21 7607 San Luis Obispo Just E of San Juan river on rd from la Panza to Simmler Comment
  OBI19195  Phacelia grisea David J. Keil 1979-5-13 13078 San Luis Obispo Santa Lucia Mts along Cuesta Ridge Rd about 2 mi below Cuesta Botanical Area Comment
  SBBG93985  Phacelia grisea S. A. Junak 1990-7-13 4417 San Luis Obispo Cuesta Ridge Botanical Area: powerline access rd, in small cyn between first and second high voltage tower E of W Cuesta Ridge Rd, ca. 1.3 mi S of Tassajera Crk Rd Comment
  OBI35251  Phacelia imbricata K. A. Nadeau 1983-4-30 17 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  CAS-BOT-BC154390  Phacelia ramosissima var. montereyensis R. F. Hoover 1964-8-14 9254 San Luis Obispo Jack Lake Comment
  RSA699776  Phacelia ramosissima var. subsinuata Keith E. Hoffmaster 1935-7-3 s.n. San Luis Obispo Oceano. Comment
  SD71167  Phacelia suaveolens R. F. Hoover 1952-6-10 8244 San Luis Obispo La Panza Range, Black Mt. near summit Comment
  RSA140781  Phacelia suaveolens subsp. suaveolens Clare B. Hardham, C. Butterworth 1960-6-10 6588 San Luis Obispo Black Mountain, E of Creston. 915 Comment
  OBI13720  Phacelia viscida Robert F. Hoover 1948-6-30 7554 San Luis Obispo Paso Robles, 2 mi W of hwy 101 on Pacific St Comment
  CAS-BOT-BC265806  Phalaris aquatica Ernest C. Twisselmann 1959-11-2 5904 San Luis Obispo Oso Flaco Road, 3 miles east of Oso Flaco Lake 12 Comment
  UC1928113  Phalaris aquatica David Keil, Tina Teed and Mariko Uchida 2001-6-15 29592 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  CAS-BOT-BC258991  Phalaris californica W. A. Silveus 1938-6-25 3681 San Luis Obispo Above Cambria Pines Comment
  OBI22102  Phalaris minor Robert F. Hoover 1951-5-7 8057 San Luis Obispo Coast between Toro Crk and Morro sand dunes Comment
  POM306161  Pholistoma auritum Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Templeton Comment
  UCR266171  Pholistoma auritum Al Lindholm 1971-4-11 160 San Luis Obispo Central Coast; Santa Lucia Mountains, Fitzhugh property, 6 mi N of Cayucos, 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mtn (rhyolite). N slope of Geode Mtn. below pond 490 Comment
  UCR131350  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 1999-5-22 4901 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI66124  Pholistoma auritum var. auritum D. R. Miller 1994-4-20 494 -220 San Luis Obispo Pine Mt Region. From Walnut orchard field at Egebergs, San Simeon Crk drainage Comment
  OBI19533  Pholistoma membranaceum B. W. & T. W., T. W. 1967-5-6 s.n. San Luis Obispo San Juan Crk Comment
  UC1928066  Pholistoma membranaceum David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30502 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  UCR101019  Pholistoma membranaceum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3221 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  OBI12427  Phoradendron serotinum subsp. macrophyllum Robert F. Hoover 1946-10-6 6465 San Luis Obispo San Miguel Comment
  OBI58809  Physalis philadelphica David J. Keil 1998-9-3 28061 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  UC1128126  Physocarpus capitatus H. C. Lee 1937-6-1 1047 San Luis Obispo 2 mi sw Templeton; Paso Robles Quadrangle Comment
  UC454376  Pinus I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  OBI7589  Pinus attenuata Unknown May1964 s.n. San Luis Obispo On ridge 4 mi SE of Cuesta summit Comment
  OBI7735  Pinus coulteri B. A. Smith 1966-4-3 2 San Luis Obispo About 1.5 mi from hwy 101 (E side) on Cuesta Ridge Trl Comment
  SEINET10612080  Pinus coulteri Ira L. Wiggins 1932-3-22 Wiggins 5833 San Luis Obispo Steep ridge above lower part of Cuesta Grade at about 1600 feet. The ocean can be seen very clearly from this point. 1600 Comment
  OBI22721  Pinus ponderosa Robert F. Hoover 1949-5-14 7685 San Luis Obispo Rocky Butte district Comment
  CAS-BOT-BC136581  Piperia leptopetala Clare B. Hardham 1957-5-30 2055 San Luis Obispo Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC254434  Piptatherum miliaceum Ernest C. Twisselmann 1954-6-16 1372 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo 667 Comment
  UCR67885  Pisum sativum Mark Meredith 1984-1-21 23 San Luis Obispo Central coast, Intersection of South Bay Blvd and Turri Road, near Morro Bay. 9 Comment
Read comments
Nov 4 2008
  OBI11674  Pittosporum undulatum Ed Zimmerman 1962-2-20 43 San Luis Obispo Cal Poly campus Comment
  CAS-BOT-BC228025  Plagiobothrys 1903-5-1 s.n. San Luis Obispo Paso Robles Comment
  SBBG107711  Plagiobothrys C. B. Hardham 1957-3-25 1570 San Luis Obispo Chimney Rock Rd Comment
  UCSC009187  Plagiobothrys Randall Morgan 2015-4-20 6761 San Luis Obispo Arroyo de la Cruz Comment
  UC2013200  Plagiobothrys bracteatus David Keil 1998-5-6 27099 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Road, 0.3 mi W of junction with Jardine Road. Comment
  POM203686  Plagiobothrys canescens I. L. Wiggins 1932-3-21 5811 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  UCD147330  Plagiobothrys canescens Anne Klein; J. Stewart, MJ Colletti 2010-4-21 CARR 1092 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range, at end of Middle Pasture Rd. 653 Comment
  UCR101633  Plagiobothrys canescens George K. Helmkamp, E. A. Helmkamp 1998-4-8 3223 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  SBBG38500  Plagiobothrys canescens E. C. Twisselmann 1969-5-19 15304 San Luis Obispo Estrella Plains, 0.5 mi N of Hwy 46 on Jardine Rd 213 Comment
  UC1285004  Plagiobothrys fulvus R. F. Hoover 1949-4-11 7590 San Luis Obispo on La Panza road 18 mi e Creston (on plateau) Comment
  SD241780  Plagiobothrys nothofulvus Ellen Dean, T. Starbuck, M. Starbuck 2008-3-25 4648 San Luis Obispo UTM in Supplement. Along Hwy. 58 west of the turn off to Pozo. Plateau. 590 Comment
  UCR4408A  Plagiobothrys nothofulvus Frank C. Vasek 1960-4-10 600410 31 San Luis Obispo Coast Range, La Panza Public Campground on the Pozo Road, between Pozo and La Panza 671 Comment
  OBI67152  Plagiobothrys nothofulvus M. Wetherwax & E. L. Painter, E. L. Painter 2002-3-27 CR- 272 San Luis Obispo Camp Roberts. Near Tower Rd, Training Area O. UTMs NAD27: zone 10, 695962E, 3959584N 250 Comment
  UC338251  Plagiobothrys tenellus unknown 1887-1 San Luis Obispo Comment
  RSA140247  Plagiobothrys trachycarpus Clare B. Hardham 1960-4-4 5315 San Luis Obispo Outlet Cantinas Creek Comment
  UC455995  Plagiobothrys trachycarpus I. J. Condit 1910-3-22 San Luis Obispo C. P. S. canon C. P. S. canon (California Polytechnic School) ((California Polytechnic School)) Comment
  OBI79021  Plantago coronopus David J. Keil 2013-8-19 31882 San Luis Obispo Northeastern quadrant of intersection of Turri Road with South Bay Blvd. 11 Comment
  OBI51207  Plantago erecta Jan Barber 1994-5-29 191 San Luis Obispo San Simeon State Park Comment
  OBI80990  Plantago erecta David J. Keil 2015-2-21 32660 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
  SBBG34922  Plantago erecta Mrs. R. W. Summers 1882-3-23 San Luis Obispo San Luis Mtn Comment
  SBBG94013  Plantago erecta S. A. Junak 1990-4-17 4159 San Luis Obispo just N of USFS Rd 29S11.3 along E side of KSBY TV towers, E end of Cuesta Ridge Botanical Area, ca. 2.6 mi W of US Hwy 101 716 Comment
  OBI28818  Plantago erecta David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14463 San Luis Obispo 10 mi E of jctn with Calif Rte 227 along Calif Rte 58 Comment
  UC1587152  Plantago lanceolata Tim Ross and Annette Ross 1988-8-16 1557 -2 San Luis Obispo near Atascadero State Beach; Morro Bay Comment
  UCD124593  Plantago lanceolata Daryl Koutnik 1978-6-19 526 San Luis Obispo San Luis Obispo County: Prefumo Canyon. 243 Comment
  OBI36835  Plantago lanceolata Eric Wise 1981-6-26 707 San Luis Obispo Arroyo laguna. 15.2 mi S of Monterey Border Comment
  OBI62846  Plantago lanceolata Beth Waterbury 1983-5-1 21 San Luis Obispo San Luis Obispo, in damp abandoned field bordering E faclity of Calif Men's Colony and Shevlin Ranch Rd, 1.5 mi NW of San Luis Obispo on hwy 1 Comment
  RSA201544  Plantago maritima Robert F. Hoover 1947-8-13 7371 San Luis Obispo South of Hazard Canyon. Comment
  SBBG68772  Plantago subnuda unknown 1895-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCSB40611  Plantago subnuda Reisentz, Paul 1978-6-20 San Luis Obispo along entrance road to Oso Flaco Lake; Oso Flaco Lake Comment
  RSA133428  Platanthera leucostachys Clare B. Hardham 1959-6-8 4758 San Luis Obispo NE slope Cypress Mountain. Comment
  OBI27032  Platanus racemosa James Courtney 1981-1-15 34 San Luis Obispo Pennington Crk Biological Reserve, San Luis Obispo Comment
  OBI8162  Platanus racemosa LynneDee Althouse 1977-4-16 50 San Luis Obispo Wolfe's Horse Ranch, Near San Luis High School 130 Comment
  CDA13614  Platystemon californicus G. F. Hrusa, T. D. Wilfred 1997-3-12 13644 San Luis Obispo Carrizo Plain; S end of Carrizo Plain +- 6-7 m. S of Washburn Ranch. Comment
  SBBG70064  Platystemon californicus J. E. Butner 1950-3-18 San Luis Obispo Carrizo Plain Comment
  UC1126483  Platystemon californicus N. K. Carlson 1936-3-19 161 San Luis Obispo 2.2 mi ne Los Berros (Plot 6); Arroyo Grande Quadrangle Comment
  CAS-BOT-BC92005  Platystemon californicus Clare B. Hardham 1956-3-23 259 San Luis Obispo Santa Lucia Mountains. Marquart Ranch. Comment
  LA83077  Plectritis ciliosa O. H. Kappler; 1945-4-21 755 San Luis Obispo Santa Lucia Range; Atascadero Creek, Rd to Morro Bay Comment
  OBI58887  Poa David J. Keil, with Erik Frenzel 2001-4-19 29336 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range. North Ranch, on ridge above Coon Creek canyon. Vicinity of 35.243 deg. N x 120.876 deg. W. 366 Comment
  OBI28575  Poa annua John Jackman & Julie Truesdale, Julie Truesdale 1980-1 79 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  SBBG133012  Poa annua D. Keil, V. L. Holland, L. D. Oyler 1991-9-5 22603 San Luis Obispo dunes S of Oso Flaco Lake, near Oso Flaco Lake parking area Comment
  OBI22135  Poa howellii Robert F. Hoover 1948-4-29 7492 San Luis Obispo Price Cyn Comment
  UC1583863  Poa howellii Michael Curto 1990-4-25 633 San Luis Obispo ca 3.5 air km se Cuesta Pass (rd to FAA relay station); Santa Lucia Range, Lopez Mt Quadrangle 7.5 min, Mt Lowe area 760 Comment
Read comments
Nov 29 2009
  OBI66117  Poa pratensis subsp. pratensis D. R. Miller 1994-5-11 594 -335 San Luis Obispo Pine Mt Region. At N corner of Rocky Butte Lookout bldg; Town crk drainage 900 Comment
  JEPS86507  Poa secunda subsp. secunda Roy E. Buck 1988-3-29 851 San Luis Obispo 6 air km ne New Cuyama (Santa Barbara Co) (Padrones Canyon, ca 1.0 air km nne of canyon mouth (e side), slopes of draw); Caliente Range 707 Comment
  OBI59072  Poa secunda subsp. secunda David J. Keil 1998-4-14 26734 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
  SBBG103514  Poa secunda subsp. secunda C. F. Smith 1993-6-2 12467 San Luis Obispo rd near summit of Caliente Range, overlooking Carrizo Plain Comment
  SBBG81983  Poa secunda subsp. secunda C. F. Smith 1950-4-30 2696 San Luis Obispo Bitterwater Crk area, 3 mi SE of Yeguas Mtn Comment
  CAS-BOT-BC243105  Poa secunda subsp. secunda Roxana S. Ferris 1929-4-16 7659 San Luis Obispo Old Creek between Cayucas and Morro Beach Comment
  OBI83363  Poaceae Rhonda Riggins 1981-9-5 1309 San Luis Obispo Queensland. Millstream Falls National Park, CA. 4 km E Ravenshoe on Kennedy Hwy. Comment
  SBBG117480  Polygonum aviculare E. Painter, M. Wetherwax 2002-8-13 CR 344 San Luis Obispo near E end of Bee Rock Rd, near Gate 9; Camp Roberts Comment
  CDA17936  Polygonum paronychia Austin Griffiths, G. F. Hrusa 1987-4-29 18137 San Luis Obispo Montana de Oro State Park; 3rd sandhill N of Spooners Cove. 24 Comment
  UCR131833  Polygonum punctatum George K. Helmkamp 2003-10-8 8192 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
  RSA126162  Polypodium californicum Robert F. Hoover 1947-1-27 6604 San Luis Obispo 6 miles south of San Luis Obispo Comment
  SBBG92979  Polypogon elongatus C. F. Smith 1962-8-7 8048 San Luis Obispo N side of Oso Flaco Lake below parking area Comment
  UC1132891  Polypogon interruptus C. M. Belshaw 1936-3-31 1765 San Luis Obispo 3.5 mi sse Cayucos; Cayucos Quad., sse of Cayucos 152 Comment
  OBI22185  Polypogon monspeliensis Robert F. Hoover 1947-5-23 7190 San Luis Obispo Coast S of Hazard Cyn Comment
  OBI35391  Polypogon monspeliensis Helen Jones 1982-9-21 73 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC237328  Polypogon monspeliensis Clare B. Hardham 1959-6-20 4833 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  OBI31290  Polypogon monspeliensis Joy Nishida, Ginger King 1982-7-2 486 San Luis Obispo American Cyn. 1.4 mi S of American Cyn campground where stream crosses rd Comment
  UCSB30233  Polypogon monspeliensis Hardham, Clare 1959-6-20 San Luis Obispo Santa Rosa Creek, Cambria; Santa Lucia Mts. Comment
  OBI9882  Populus fremontii R. A. Hays 1957-10-12 s.n. San Luis Obispo Salinas River, Santa Margarita Comment
  UC1134836  Populus trichocarpa R. St. John Mar 1932 277 San Luis Obispo American Canyon La Panza Quad., American Canyon (Plot 59) 670 Comment
  RSA201638  Potamogeton foliosus Robert F. Hoover 1964-7-9 9130 San Luis Obispo Rinconada Creek 5 miles SE of Santa Margarita. Comment
  SBBG131018  Potamogeton illinoensis D. Keil, K. Keil 2002-7-27 29890 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  OBI32219  Potentilla anserina David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14374 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI36969  Potentilla anserina Eric Wise 1981-9-29 1269 San Luis Obispo Oso Flaco Lake Comment
  OBI36981  Potentilla anserina Eric Wise 1981-6-15 588 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI83666  Primula clevelandii var. insularis Jon Catanio, Omar Gonzalez 2016-2-17 2 San Luis Obispo Irish Hills, Mariposa trail about a quarter mile in, to the left about 10 feet off the rail. Comment
  SBBG38553  Proboscidea louisianica subsp. louisianica L. Stewart 1969-8-7 San Luis Obispo Quenzer Ranch, Estrella Plains 213 Comment
  CAS-BOT-BC508647  Prosartes hookeri Clare B. Hardham 1956-1-1 341 San Luis Obispo Santa Rita near Juhl Corral, Santa Lucia Mountains Comment
  SBBG107985  Prunus emarginata C. B. Hardham 1960-4-16 5437 San Luis Obispo Delaganna Crk, near Las Tablas Crk Comment
  SBBG99014  Prunus fasciculata var. fasciculata A. Chadwick 1990-3-30 San Luis Obispo Carrizo Plain 609 Comment
  UCSB38010  Prunus fasciculata var. punctata Edge, Lyda 1973-3-30 San Luis Obispo Highway 1, Callender Comment
  UC2027210  Prunus ilicifolia David J. Keil 2013-9-6 32032 San Luis Obispo Morro Bay State Park. Northeast of Los Osos Middle School. Comment
  CAS-BOT-BC156348  Prunus virginiana var. demissa R. F. Hoover 1953-5-3 8283 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC156353  Prunus virginiana var. demissa Ernest C. Twisselmann 1952-6-2 263 San Luis Obispo [Mc Clean] McLean Canyon: [McClean] McLean Spring, 4 miles south-west of Carneros Rocks Comment
  OBI66505  Pseudognaphalium beneolens David J. Keil 1985-6-19 18875 San Luis Obispo Hills S of Los Osos. Sand rds and trls above Broderson Ave, E of Cabrillo Estates subdivision Comment
  OBI38070  Pseudognaphalium beneolens David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18152 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  OBI42879  Pseudognaphalium biolettii Robert J. Rodin 1972-3-29 8620 San Luis Obispo Oso Flaco, S side of lagoon Comment
  OBI50339  Pseudognaphalium biolettii Tawney Odegard 1985-7-20 60 San Luis Obispo Morro Bay kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, tur rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  OBI16441  Pseudognaphalium biolettii Robert F. Hoover 1948-3-4 7428 San Luis Obispo Coast S of Hazard Cyn Comment
  CHSC114030  Pseudognaphalium californicum Richard R. Halse 2012-3-26 8427 San Luis Obispo Along State Hwy. 1, ca. 2.7 miles north of San Simeon, just south of the turnoff to the Hearst Castle; ca. 6 miles north of Cambria. 10 Comment
  OBI71670  Pseudognaphalium californicum David J. Keil 1988-7-2 20852 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  CAS-BOT-BC356832  Pseudognaphalium californicum R. F. Hoover 1946-6-13 6143 San Luis Obispo 6 mi. s. of San Luis Obispo Comment
  SBBG25035  Pseudognaphalium californicum D. Myrick 1966-3-23 1301 San Luis Obispo field just back of ocean bluff at Arroyo de la Cruz, ca 6 mi N of San Simeon Comment
  CAS-BOT-BC357110  Pseudognaphalium luteoalbum Ernest C. Twisselmann 1965-11-2 11695 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean) 4 Comment
  SBBG107361  Pseudognaphalium luteoalbum C. B. Hardham 1971-4-24 18040 San Luis Obispo American Cyn, Avenales Ranch Comment
  OBI80766  Pseudognaphalium ramosissimum David J. Keil 2015-2-21 32690 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. ). Comment
  CAS-BOT-BC361545  Pseudognaphalium stramineum R. F. Hoover 1947-8-13 7373 San Luis Obispo South of Hazard Canyon Comment
  UC1284943  Pseudognaphalium stramineum R. F. Hoover 1947-8-13 7373 San Luis Obispo s of Hazard Canyon Comment
  UC571023  Pseudognaphalium stramineum H. L. Mason 1934-3-31 8081 San Luis Obispo 6 mi n of Cambria Comment
  UC1953273  Psilocarphus chilensis David Keil with Jason Dart and Meg Perry 2010-4-27 30734 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  OBI55310  Psilocarphus tenellus David J. Keil 1998-4-9 26638 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI74295  Psilocarphus tenellus Theo Fitanides, Anthony Baniaga 2010-4-10 93 San Luis Obispo Tierra Redonda BLM ACEC. Tierra Redonda Mountain Comment
  SEINET2442714  Psilocarphus tenellus David Keil, Clare Hardham; Julie McCulloch 1999-4-17 26796 San Luis Obispo S of Creton at McCulloch property, 4425 Coyote Canyon Rd. (between Creston & Hwy 58, W of O'Donnovan Rd.). Comment
  SEINET3874494 Image available Pteridium aquilinum Merlyne Prescott 1969-4-16 171 San Luis Obispo Western Bracken. Herb 1 1/2 feet high, found on a North facing slope with grasses around it, top of Cuesta Grade on hold Highway 101.; 0 Comment
  SBBG93769  Pterostegia drymarioides S. A. Junak 1990-5-1 4253 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. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  UCD100921  Pterostegia drymarioides G. F. Hrusa 1995-5-28 12303 San Luis Obispo San Luis Obispo County: Ridge immediately SW of Radio Facility 2 (Peak 1). 620 Comment
  SBBG115092  Quercus X jolonensis D. H. Wilken 2001-4-17 15873 San Luis Obispo near jct of General's Rd and San Miguel (San Marcos) Rd, ca. 0.6 km ENE of jct of San Miguel and Oak Flat Rds; Camp Roberts 270 Comment
  UC1135323  Quercus agrifolia C. A. Graham 1938-4-6 286 San Luis Obispo 0.5 mi wnw Bee Rock; Bradley Quad. 441 Comment
  OBI14316  Quercus agrifolia var. agrifolia Russell Gorman 1955-11-23 28 San Luis Obispo Los Berros Canyon approx. 4 mi N of Nipomo Comment
  SBBG119094  Quercus agrifolia var. agrifolia J. Olson 2000-7-11 San Luis Obispo across from Bldg 702 on Kern Rd, in cantonment area; Camp San Luis Obispo Comment
  UCD57409  Quercus agrifolia var. agrifolia G. K. Helmkamp 2004-3-25 8408 San Luis Obispo San Luis Obispo Co.: Central Coast: Nipomo Valley, along Los Berros Rd. 0.8 mi. NW of its junction with Hwy. U.S.-101. 73 Comment
  OBI14319  Quercus agrifolia var. agrifolia Mrs. Robert F. Hoover 1962-2-23 37 San Luis Obispo Oak Park district, near Arroyo Grande Comment
  OBI35766  Quercus agrifolia var. agrifolia Allison Berry 1984-5-8 199 San Luis Obispo Camp San Luis Shooting Facility; 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  CDA20421  Quercus berberidifolia J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres National Forest, Cuesta Ridge East. 0 Comment
  OBI4984  Quercus berberidifolia Jim Heaston 1961-11-12 403 San Luis Obispo 10 mi E of Santa Margarita Comment
  OBI39945  Quercus berberidifolia Tracy Sturm 1982-5-1 s.n. San Luis Obispo Pilitas Microwave Station (summit) 1189 Comment
  OBI39710  Quercus douglasii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16034 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mtns. NE side of mtn on hillside above cypress swamp Comment
  OBI39339  Quercus douglasii David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18725 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Creek Rd. between Pine mountain and Rocky Butte Comment
  CDA17736  Quercus durata Austin Griffiths, Paul. C. Hertel 1981-10-25 s.n. San Luis Obispo Santa Lucia Mountains; About 2 miles along unpaved roadway on S facing crest of East Cuesta Ridge. 0 Comment
  OBI27005  Quercus durata var. durata James Courtney 1980-12-20 19 San Luis Obispo Pennington Crk Biological Reserve Comment
  OBI14253  Quercus garryana Robert F. Hoover 1957-8-28 8405 San Luis Obispo Between Rocky Butte and PIne Mt above San Simeon Comment
  OBI67880  Quercus john-tuckeri Greg Wilvert 2005-5-11 407 San Luis Obispo SE Half of Caliente Range; 1.6 km SW of Semper Spring Comment
  UCD46257  Quercus john-tuckeri Robert W. Storer 1947-9-1 420 San Luis Obispo Comatti Creek, San Luis Obispo County, California. 441 Comment
  OBI36125  Quercus lobata Walter F. Chesbro 1978-5-6 90 San Luis Obispo Near intersection of hwy 101 and hwy 58 Comment
  SD71154  Quercus palmeri R. F. Hoover 1964-11-15 9326 San Luis Obispo 4 miles west of Paso Robles on Peachey Canyon Road Comment
  SBBG117822  Rafinesquia californica E. Painter, M. Wetherwax 2003-3-18 CR 396 San Luis Obispo N side of Nacimiento River, N of Twin Bridges; Camp Roberts 193 Comment
  OBI77561  Rafinesquia californica Austin P. Griffiths 1985-5-4 s.n. San Luis Obispo Lopez Lake. T31S, R34W, BM:M Comment
  OBI51236  Ranunculus californicus Jan Barber 1994-4-2 129 San Luis Obispo San Simeon State Park. N of Washburn campground Comment
  RSA15694  Ranunculus californicus Carl B. Wolf 1929-4-13 3440 San Luis Obispo 3 miles S of Paso Robles. 213 Comment
  SBBG124782  Ranunculus californicus C. B. Hardham 1966-3-22 14031 San Luis Obispo mouth of Arroyo de la Cruz Comment
  UC1126145  Ranunculus californicus A. D. Gifford 1937-3-26 780 San Luis Obispo 1/2 mi w Pozo; Pozo Quadrangle Comment
  OBI47928  Ranunculus californicus A. D. 2010-5-21 San Luis Obispo Suey [assumed to Suey crk in San Luis Obispo county] Comment
  HSC40647  Ranunculus californicus var. californicus J. P. Smith 1973-3-21 5900 San Luis Obispo 10 mi. E of Atascadero on Hwy. 41 335 Comment
  SBBG114848  Ranunculus californicus var. californicus C. B. Hardham 1957-5-5 1823 San Luis Obispo Associated Grade, between Shandon and Creston Comment
  CAS-BOT-BC74336  Raphanus sativus Ernest C. Twisselmann 1954-7-24 1464 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch. 667 Comment
  RSA0056287  Raphanus sativus W. M. Arbaugh 1968-3-20 152 San Luis Obispo Shell Beach. Comment
  CAS-BOT-BC427526  Reseda alba Charles Piper Smith 1923-7-1 3766 San Luis Obispo Pismo Beach - Price Canyon. Comment
  RSA0056328  Rhamnus californica W. M. Arbaugh 1968-5-5 24 -5 San Luis Obispo Foot of Lopez Dam. Comment
  OBI4336  Rhamnus crocea Larry E. Brown 1971-1-31 1914 San Luis Obispo Prefumo Cyn near San Luis Obispo Comment
  RSA7719  Rhamnus tomentella subsp. tomentella Carl B. Wolf 1929-4-15 3582 San Luis Obispo Between Guadalupe and Callender, 4 miles from ocean Comment
  OBI31266  Rhus aromatica Joy Nishida, Melissa Luckow 1983-3-10 541 San Luis Obispo 1.2 miles south of American Canyon Campground 506 Comment
  CAS-BOT-BC200723  Rhus aromatica R. F. Hoover 1966-10-1 10105 San Luis Obispo Basquez Canyon, tributary to lower Lopez Canyon Comment
  OBI14072  Ribes aureum var. gracillimum Betty Hoover 1962-4-6 106 San Luis Obispo 2 mi S of Atascadero Comment
  CAS-BOT-BC168964  Ribes malvaceum R. F. Hoover 1967-2-8 10201 San Luis Obispo Hill south of Los Osos Comment
  OBI14055  Ribes malvaceum Robert F. Hoover 1966-1-18 9732 San Luis Obispo Los Osos Comment
  UC638991  Ribes malvaceum Bernard Miossi 1940-3-17 220 San Luis Obispo n San Luis Obispo (California Polytechnic School Canyon) 121 Comment
  RSA202553  Ribes malvaceum var. viridifolium E. C. Twisselmann, D. J. Bedell 1968-3-6 14047 San Luis Obispo La Panza Range, Near the summit of Navajo Canyon. 884 Comment
  SBBG56187  Ribes quercetorum E. R. Blakley 1985-2-3 7304 San Luis Obispo Painted Rock, Carrizo Plain 609 Comment
  OBI69977  Ribes quercetorum 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
  UC52199  Ribes sanguineum var. glutinosum Mrs. R. W. Summers San Luis Obispo Comment
  CDA19984  Ribes speciosum J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East. 0 Comment
  OBI75797  Ribes speciosum Al Lindholm 1967-4-10 149 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 near pond 460 Comment
  UCR97558  Ribes speciosum George K. Helmkamp 1997-3-8 1447 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  RSA0019656  Ribes speciosum Jim R. Shevock 1970-2-22 6 San Luis Obispo Along hillsides of Coast Highway. 17 Comment
  RSA0019657  Ribes speciosum I. L. Wiggins 1929-4-16 3660 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  OBI79687  Rigiopappus leptocladus David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31729 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 750 Comment
  CAS-BOT-BC341000  Robinia pseudoacacia Ernest C. Twisselmann 1967-8-23 13568 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI36931  Rorippa curvisiliqua Eric Wise 1981-9-17 1161 San Luis Obispo 5.7 mi E of Park Hill Rd. Turn Rt. 100 m past "circle Inn". 2-3 km on rd beyond hwy 58 Comment
  UCR175437  Rorippa gambelii Mark A. Elvin, J. Chesnut 2005-9-28 4580 San Luis Obispo Central Coastal, Oso Flaco Lake: N central portion of the lake on a floating bog, just west of median strip of willows 4 Comment
  OBI37091  Rorippa palustris subsp. palustris Eric Wise 1981-6-15 564 San Luis Obispo N shore of Laguna Lake SLO Comment
  CAS-BOT-BC147617  Rosa californica Clare B. Hardham 1956-9-25 1393 San Luis Obispo San Marcos Creek, Chimney Rock Ranch Comment
  OBI57096  Rosa spithamea G. F. Hrusa 1995-5-29 12323 San Luis Obispo Cuesta Ridge West, along access road on Ridge NW of Cuesta Pass 550 Comment
  OBI13583  Rosmarinus officinalis Bob Frass 1964-2-18 12 San Luis Obispo OH Unit, Cal Poly, San Luis Obispo Comment
  CAS-BOT-BC274263  Rostraria cristata John Thomas Howell 1948-6-15 24376 San Luis Obispo Gillis Canyon se. of Shandon 457 Comment
  OBI36966  Rubus ursinus Eric Wise 1981-6-29 805 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI36790  Rumex conglomeratus Eric Wise 1981-6-30 879 San Luis Obispo Mud Lake of Dune Lakes Comment
  OBI36793  Rumex conglomeratus Eric Wise 1981-7-26 959 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI36802  Rumex conglomeratus Eric Wise 1982-7-2 1612 A San Luis Obispo Oso Flaco Lake Comment
  UCR29929.1  Rumex conglomeratus David J. Keil 1981-6-20 14878 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
  OBI36781  Rumex conglomeratus Eric Wise 1981-6-7 449 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI36993  Rumex crispus Eric Wise 1981-7-10 920 San Luis Obispo Atascadero lake Comment
  SD98982  Rumex crispus Darley F. Howe 1977-5-16 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  OBI10828  Rumex crispus Robert F. Hoover 1969-7-19 11499 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  OBI36990  Rumex crispus Eric Wise 1981-6-26 697 San Luis Obispo In crk near Piedras Blancas Motel. 9.7 mi S of monterey Border, on hwy 1 Comment
  OBI78429  Rumex hymenosepalus Robert F. Hoover 1968-4-17 11043 San Luis Obispo E part of Cuyama Valley Comment
  OBI60656  Rumex kerneri David J. Keil 2000-7-31 29050 San Luis Obispo Along Toro Creek Road east of Morro Bay 91 Comment
  OBI72878  Rumex pulcher David J. Keil 1988-1 20823 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  OBI81085  Ruppia cirrhosa Michael Walgren 2015-10-16 447 San Luis Obispo Cayucos Creek in the town of Cayucos. Growing on the ocean side of the bridge at N Ocean Ave 1 Comment
  RSA0021799  Ruppia maritima David J. Keil 2012-7-26 31479 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 0 Comment
  UCSB71784  Ruppia maritima Ferren, Wayne; Fiedler, P.; Leidy, R. 1993-7-8 San Luis Obispo Pico Creek, San Simeon. Fragments found along margin of coastal pond just inland from estuary of Pico Creek. Comment
  UC1549467  Sagina decumbens subsp. occidentalis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6838 San Luis Obispo ca. 7 airmiles n. San Simeon (2 -3 mi. from Hwy. 1, top of ridge s. side of Arroyo de la Cruz, Hearst Ranch); Hearst Ranch, Arroyo de la Cruz 121 Comment
  OBI49947  Sagittaria latifolia Eric Wise 1982-5-17 1487 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI78528  Sagittaria latifolia Eric Wise 1982-6-10 1507 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  UCD99146  Salicornia pacifica P. B. Kennedy 1927-7-13 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  POM186467  Salix Thomas Craig 1933-7-3 1884 San Luis Obispo 1 to 3 miles S of Pismo Beach. 9 Comment
  CAS-BOT-BC126264  Salix X sepulcralis W. R. Dudley 1902-4-5 s.n. San Luis Obispo Near Miles Station, Port Harford R.R. Comment
  CAS-BOT-BC103255  Salix bonplandiana Ernest C. Twisselmann 1972-4-1 18599 San Luis Obispo Arroyo Grande Creek, ca. 4.5 miles above Lopez Lake 121 Comment
  CAS-BOT-BC103283  Salix bonplandiana Ernest C. Twisselmann 1969-8-23 15934 San Luis Obispo Spring in the San Andreas Fault at the summit of Choice Valley 701 Comment
  SBBG119681  Salix exigua E. Painter, M. Wetherwax 2002-4-21 CR 286 San Luis Obispo Nacimiento River backwash, at end of Bivouac Rd; Camp Roberts 145 Comment
  RSA129738  Salix exigua H. C. Lee 1937-5-5 885 San Luis Obispo Wellsana. 204 Comment
  OBI9837  Salix laevigata Robert F. Hoover 1947-3-21 6704 San Luis Obispo San Luis Obispo, Cal Poly campus Comment
  OBI36919  Salix lasiandra Eric Wise 1982-5-1 1444 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI31219  Salix lasiolepis Julie M. Vanderweir 1979-8-26 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI32231  Salix lasiolepis David J. Keil 1981-6-20 14866 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI36885  Salix lasiolepis Eric Wise 1981-6-29 815 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI37202  Salix lasiolepis Eric Wise 2004-9-1 1706 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI4414  Salix lasiolepis Robert J. Rodin 1970-9-10 8427 San Luis Obispo About 300 yds from Pacific Ocean near shell mound in Pismo Beach state park Comment
  OBI75309  Salix lasiolepis David J. Keil 2010-11-10 30954 San Luis Obispo South of Nipomo on Thompson Ave. along Nipomo Creek, 1 mile north from junction with CA 166 68 Comment
  OBI9818  Salix lasiolepis Robert F. Hoover 1967-3-5 10238 San Luis Obispo Lower part of Lopez Cyn Comment
  UC1135032  Salix lasiolepis B. Bolt 1936-4-24 689 San Luis Obispo 1 mi nw Atascadero; San Luis Obispo Quadrangle Comment
  OBI37334  Salix lasiolepis Eric Wise 1983-2-17 1639 San Luis Obispo 4 mi E of Alamo Crk Comment
  CAS-BOT-BC107246  Salix lasiolepis var. bigelovii John H. Thomas 1959-3-20 7560 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, about 17 miles south of San Luis Obispo 15 Comment
  RSA318975  Salix lasiolepis var. bigelovii T. Elias, Walter Wisura 1984-7-26 8579 San Luis Obispo N of Guadalupe and W of Hwy 1. Oso Flaco Lake. Comment
  CAS-BOT-BC124817  Salix lasiolepis var. lasiolepis Alice Eastwood 1928-5-17 15118 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC124819  Salix lasiolepis var. lasiolepis Alice Eastwood 1927-4-7 14291 San Luis Obispo Morro Comment
  CAS-BOT-BC124832  Salix lasiolepis var. lasiolepis R. F. Hoover 1947-3-21 6705 San Luis Obispo California Polytechnic campus, San Luis Obispo Comment
  CDA26831  Salsola gobicola David J. Keil 1998-10-9 28180 San Luis Obispo Elkhorn Plain, Elkhorn Road, circa 12 miles northwest of Kern County line, circa 4.2 miles southeast of junction with Hurricane Road. 0 Comment
  UC2027408  Salvia carduacea Greg Wilvert 2005-4-9 202 San Luis Obispo Southeast Half of the Caliente Range. Along Padrones Canyon Road, Comment
  OBI3322  Salvia leucophylla Neil Havlik 1970-5-10 560 San Luis Obispo Arroyo Seco, E of Huasna Valley, about 2 mi E of the Huasna River bridge 274 Comment
  OBI4931  Salvia mellifera Robert F. Hoover 1965-5-16 9366 San Luis Obispo Jack Lake Comment
  OBI80981  Salvia mellifera Irene Uy, John Lefferdink, Markus Gemperle, Tucker Bacon, Julie Ridgeway and Shirin Beroukim 2015-4-12 6 San Luis Obispo Morro Bay Quarry Trail. Trail facing Morro Bay. 23 Comment
  SEINET3873156  Salvia mellifera Richard R. Halse 2010-3-23 7836 San Luis Obispo Along State Hwy. 46 ca 7.3 miles east of its junction with State Hwy. 1; Santa Lucia Range.; 0 458 Comment
  SBBG6508  Salvia sonomensis C. B. Hardham 1958-4-9 3048 San Luis Obispo Cuesta Comment
  OBI13530  Salvia sonomensis Neil Havlik 1968-3-31 107 San Luis Obispo 2 mi W of Cuesta Summit on road to Cerro Alto Comment
  OBI3355  Salvia sonomensis Neil Havlik 1969-9-30 527 San Luis Obispo About 1.5 mi NW of Caldwell Mesa, Los Padres Natl Forest 914 Comment
  OBI8156  Salvia spathacea Lynne D. Althouse 1977-4-16 44 San Luis Obispo Wolfe's Horse ranch near San Luis High School 130 Comment
  JEPS18201  Sambucus mexicana Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5565 San Luis Obispo about 2.5 mi s Los Berros (nw portion of mesa); Nipomo Mesa 106 Comment
  SBBG104878  Sambucus nigra subsp. caerulea D. A. Young, F. L. Johnson 1992-6-16 ROB 23 San Luis Obispo 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  OBI6656  Sambucus nigra subsp. caerulea Greg Hassen 1975-7-15 28 San Luis Obispo West side of Poly canyon Road in clay soil. Comment
  OBI7664  Sambucus nigra subsp. caerulea Christian Smith 1974-4-21 s.n. San Luis Obispo Along Poly Cyn road, about 8 ft high and about as wide Comment
  UCD127919  Sanicula arguta G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6584 San Luis Obispo San Luis Obispo County: Irish Hills, Clark Valley Road, 4.2 miles south of Los Osos Valley Road (East of Los Osos.) 274 Comment
  OBI69959  Sanicula arguta D. R. Miller 2007-4-3 407 .844 San Luis Obispo Pine Mt. Region. Above La costa area. Egeberg property (East of Ridge Chimney rock ) Comment
  UC1123179  Sanicula bipinnatifida P. L. Johannsen 1937-5-4 1112 San Luis Obispo 1/2 mi n of Chimeneas Ranch 792 Comment
  OBI78557  Sanicula bipinnatifida David J. Keil 1998-6-1 27578 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  SBBG107483  Sanicula crassicaulis C. B. Hardham 1956-4-17 420 San Luis Obispo Chimney Rock Ranch, Adelaida Rd Comment
  SBBG61396  Sanicula crassicaulis M. M. Miles -Feb-1886 54 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC754983  Sanicula crassicaulis R. F. Hoover 1947-3-19 6691 San Luis Obispo n of Arroyo Grande (Head of Carpenter Canyon); Carpenter Canyon Comment
  UC794419  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-23 3269 San Luis Obispo 2 mi w of San Luis Obispo (along Steiner Creek); Steiner Creek Comment
  OBI50389  Sanicula hoffmannii LynneDee Oyler, David J. Keil 1988-6-23 533 San Luis Obispo Upper Prefumo Cyn rd near summit. Sec 3 T, 31S, R11E Comment
  SD71409  Sanicula maritima R. F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just north of) near ocean on Highway 1 Comment
  UC754980  Sanicula maritima R. F. Hoover 1947-4-16 6932 San Luis Obispo near San Luis Obispo (w base of Cerro Romauldo); Cerro Romauldo Comment
  SEINET7545149  Sanicula simulans R. F. Hoover 1958-1 8411 San Luis Obispo Steiner Crk. at mouth of Serrano Canyon. Comment
  UCR163614  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2005-3-30 9269 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
  UCD137520  Scabiosa caucasica Austin P. Griffiths; Ruth Franceschini 1980-8-27 s.n. San Luis Obispo San Luis Obispo County: along roadside on Nipomo Mesa just north of Greenheart Farms. 70 Comment
  OBI20455  Schinus molle F. Rush 1956-6-1 94 San Luis Obispo Mt. San Luis Obispo Comment
  UCD147204  Schismus arabicus Rachelle Boul; D. Hickson 2008-4-23 CARR 122 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 695 Comment
  CAS-BOT-BC239941  Schismus arabicus Ernest C. Twisselmann 1956-5-22 2857 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Kelly's Canyon, Red Hills 518 Comment
  OBI56457  Schismus barbatus David J. Keil, with V. L. Holland 1999-4-27 28265 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  OBI31751  Schoenoplectus acutus var. occidentalis Smeltzer, Turnquist 1982-5-19 141 San Luis Obispo Along the Laguna Lake pavedrd and the NE shoreline of lake Comment
  OBI72376  Schoenoplectus acutus var. occidentalis Anthony Baniaga 2010-5-22 219 San Luis Obispo Black Lake Cyn; Callender property 19 Comment
  OBI79882  Schoenoplectus americanus David J. Keil 2012-7-26 31477 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  OBI32266  Schoenoplectus pungens David J. Keil, Eric Wise 1981-5-25 14817 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI51409  Schoenoplectus pungens Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .6 San Luis Obispo San Simeon State Park. Unnamed southern drainage near bridge into day use area Comment
  RSA654734  Schoenoplectus pungens Austin P. Griffiths 1987-5-16 18195 San Luis Obispo West edge of Oso Flaco Lake Comment
  RSA127021  Schoenoplectus pungens W. A. Peterson 1937-5-10 826 San Luis Obispo Mouth of Martinez Canyon 488 Comment
  CAS-BOT-BC111776  Schoenoplectus pungens var. badius Clare Butterworth Hardham 1957-6-4 2065 San Luis Obispo San Marcos Creek near Oak Flat Rd. Comment
  SEINET2442004  Scirpus californicus Unknown 1983-4-22 30 San Luis Obispo Laguna Lake.; 0 Comment
  UCR42829  Scirpus cernuus David J. Keil 1977-8-7 12489 San Luis Obispo Central Coast, Los Osos Valley Road c. 1 mi west of Turri Road 18 Comment
  CAS-BOT-BC111054  Scirpus microcarpus R. F. Hoover 1964-8-14 9263 San Luis Obispo Jack Lake Comment
  SD75736  Scirpus microcarpus D. W. Taylor 1970-6-23 T 70 122 San Luis Obispo Common at margin of slough in Black Lake Canyon, 1.1 miles east of State Highway 1. Comment
  OBI43551  Scirpus microcarpus Eric Wise 1981-9-29 1249 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  UCD145388  Scribneria bolanderi G. F. Hrusa 1995-4-16 12075 San Luis Obispo San Luis Obispo County: NW of Cuesta Pass on slope near road. Approximately 2.5 m NW of US 101. 750 Comment
  POM280697  Scrophularia californica Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  UC1314932  Scrophularia californica R. F. Hoover 1967-6-5 10625 San Luis Obispo Arroyo Grande just below confluence of Lopez Canyon (dam site) Comment
  UC1392668  Scrophularia californica R. F. Hoover 1968-4-16 11017 San Luis Obispo Suey Creek Comment
  SBBG117762  Senecio aphanactis M. Wetherwax, E. Painter, J. Greenhouse 2001-3-21 SLO 184 San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  UC1070118  Senecio astephanus G. T. Nordstrom 1937-5-17 1264 San Luis Obispo 2.3 mi s Klau; Adelaide Quad. Comment
  OBI15536  Senecio blochmaniae Robert F. Hoover 1946-7-14 6228 San Luis Obispo N end of Morro Bay Comment
  POM203012  Senecio breweri Frank Hatch 1932-4-16 s.n. San Luis Obispo Hillsides at Paso Robles. Comment
  OBI33633  Senecio californicus Robert J. Rodin 1972-3-29 8619 San Luis Obispo Stabilized sand S of Oso Flaco in Nipomo Dunes Comment
  UC1315016  Senecio californicus R. F. Hoover 1967-4-20 10494 San Luis Obispo on La Panza Road 4 mi e Creston Comment
  CAS-BOT-BC363516  Senecio californicus R. C. Barneby 1954-5-2 11273 San Luis Obispo 14 mi. e. of Cambria 441 Comment
  UC1070149  Senecio flaccidus var. douglasii T. M. Hendrix 1937-6-6 272 San Luis Obispo 1.5 mi nw New District School; Pozo Quad. 396 Comment
  UC52299  Senecio flaccidus var. douglasii Mrs. R. W. Summers 1886-10-7 480 San Luis Obispo El Paso de Robles Comment
  UCR159994  Senecio flaccidus var. douglasii George K. Helmkamp, E. A. Helmkamp 2005-6-12 9665 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
  UC217487  Senecio flaccidus var. douglasii H. M. Hall 1921-10-14 11773 San Luis Obispo Polonio Pass, e San Luis Obispo Polonio Pass 457 Comment
  OBI63038  Senna multiglandulosa D. R. Miller, E. A. Appel 2001-5-28 501 /741 San Luis Obispo Along road in from Polar Star barn towards P.S. mining claim cabin Comment
  RSA0029639  Setaria parviflora Michael Walgren 2012-5-28 280 San Luis Obispo In a water catchment basin in Los Osos along the south side of Los Olivos Road between Fairchild and Eighth Street. Comment
  CAS-BOT-BC240180  Setaria verticillata Ernest C. Twisselmann 1953-9-9 761 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC240258  Setaria viridis Chester Dudley 1936-7-1 s.n. San Luis Obispo San Miguel Comment
  OBI28393  Setaria viridis Rhonda Riggins 1981-6-29 1237 San Luis Obispo Cal Poly Campus. NE juniper lawn, Fisher Science Hall Comment
  OBI28895  Setaria viridis Rhonda Riggins 1981-6-29 1237 San Luis Obispo Cal Poly Campus. NE juniper lawn, Fisher Science Hall Comment
  OBI39763  Setaria viridis David J. Keil 1985-6-22 18927 San Luis Obispo Intersection of Turri Rd and South Bay Blvd Comment
  JEPS99421  Sidalcea diploscypha Clare B. Hardham 1958-6-1 3474 San Luis Obispo Santa Rita Ranch, W of Templeton-Santa Rita Ranch Road Comment
  UCR20151  Sidalcea hickmanii subsp. anomala T. P. Krantz, G. Krantz 1979-5-30 s.n. San Luis Obispo Coast Range, Los Padres National Forest, , along Cuesta Ridge west of Cuesta Pass, just west of Cuesta Ridge Botanical Area 732 Comment
  CAS-BOT-BC384586  Silene coniflora Roxana S. Ferris 1939-6-18 9788 San Luis Obispo Summit road along south fork of Las Tablas Creek on Klau-Cambria Road, Santa Lucia Mts. 411 Comment
  OBI31656  Silene gallica Turnquist, Smeltzer 1982-5-1 82 San Luis Obispo Laguna Lake Park Comment
  CAS-BOT-BC392453  Silene gallica Ernest C. Twisselmann 1959-5-23 5280 San Luis Obispo Point Buchon 10 Comment
  OBI35790  Silene gallica Allison Berry 1984-4-17 114 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. Near hwy 1 behind cement structure Comment
  CAS-BOT-BC174943  Silene laciniata Alice Eastwood 1927-7-29 14951 San Luis Obispo Morro Sands Comment
  UC454242  Silene laciniata subsp. major I. J. Condit 1908-2-29 San Luis Obispo Reservoir Canyon Comment
  UC638983  Silene laciniata subsp. major B. E. and H. J. Miossi 1940-6-25 260 San Luis Obispo fifteen mi w San Luis Obispo (Islay Canyon, Pecho Hills); w of San Luis Obispo, Islay Canyon, Pecho Hills Comment
  UC1953266  Sisymbrium officinale David Keil with Field Botany class 2010-4-30 30748 San Luis Obispo Los Osos. Sweet Springs Nature Preserve. Comment
  OBI57240  Sisymbrium orientale David J. Keil 1998-6-8 27665 San Luis Obispo Atascadero, 1 road mile E of Salinas River bridge, along Hwy 41. 280 Comment
  OBI66722  Sisyrinchium bellum David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29768 San Luis Obispo 1.8 miles north of Arroyo de la Cruz and west of Highway Comment
  SBBG38605  Solanum americanum E. C. Twisselmann, D. J. Bedell 1969-11-15 16339 San Luis Obispo Salinas River, 5 mi S of Paso Robles 182 Comment
  OBI28645  Solanum douglasii Melissa Luckow 1981-6-25 702 San Luis Obispo Just N of San Simeon Beach Comment
  OBI31216  Solanum douglasii Julie M. Vanderwier 1978-5-28 75 San Luis Obispo Indian Knob Tar Sands Comment
  OBI33691  Solanum douglasii Melissa Luckow, Jerry Rendon 1980-5-20 55 San Luis Obispo Poly Cyn, S side of bridge about 100 yds from the end of the cyn rd Comment
  RSA422452  Solanum douglasii Ralph Hoffmann 1931-5-30 s.n. San Luis Obispo Oceano. Comment
  SBBG16111  Solanum douglasii E. C. Twisselmann 1962-10-21 7935 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  OBI58806  Solanum elaeagnifolium David J. Keil 1998-1 27919 San Luis Obispo San Luis Obispo. Along railroad tracks from Industrial Way to Tank Farm Rd. Comment
  OBI54304  Solanum rostratum David J. Keil 1996-6-7 25892 San Luis Obispo Laguna Lake, San luis Obispo Comment
  CAS-BOT-BC157636  Solanum umbelliferum R. F. Hoover 1967-2-18 10216 San Luis Obispo Diablo Canyon, San Luis Range Comment
  CAS-BOT-BC157440  Solanum umbelliferum A. Eastwood; J. T. Howell 1936-5-8 2351 San Luis Obispo 7 miles east of La Panza Comment
  JEPS13566  Solanum umbelliferum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5200 San Luis Obispo 1.6 mi n of junction with Creston (La Panza road, alongupper part of Cammatti Canyon road); Cammatti Canyon road 405 Comment
  JEPS99166  Solanum umbelliferum Clare B. Hardham 1958-4-20 3056 San Luis Obispo Paso Robles city limits, Fresno St. Santa Lucia Mountains Comment
  OBI78478  Solanum umbelliferum Daniel S. Nixon 1983-11-16 8 San Luis Obispo 1.15 mi NE of Avila Beach, next to San Luis Crk, on northside of hill Comment
  OBI9142  Solanum umbelliferum Robert F. Hoover 1953-5-16 8304 San Luis Obispo Summit of Temblor range, NE of Simmler Comment
  RSA122721  Solanum umbelliferum C. A. Graham 1938-4-4 259 San Luis Obispo 0.25 mile NW of Bee Rock 351 Comment
  RSA216721  Solanum umbelliferum Robert F. Hoover 1966-9-12 9987 San Luis Obispo Bed of Santa Maria River north of Santa Maria. Comment
  SBBG54996  Solanum umbelliferum K. R. Neisess 1976-2-22 San Luis Obispo W side of See Cyn Rd Comment
  OBI32248  Solanum xanti David J. Keil, Eric Wise 1981-5-25 14794 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI50386  Solanum xanti Lynne Dee Oyler, David J. Keil 1988-6-23 532 San Luis Obispo Upper Perfumo Cyn Rd near sumit Comment
  LA211701  Solidago confinis Mark A. Elvin; Jason Storlie 7701 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes; "3-Pond West" in "3-Pond Valley," no standing water present, 500 meters from the south boundary of the Refuge. 15.0 Comment
  OBI81233  Solidago confinis David J. Keil 1987-9-27 20347 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
  UC1070233  Solidago confinis W. A. Peterson 1936-7-9 349 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  OBI31103  Solidago elongata Julie M. Vanderwier 1979-8-17 191 San Luis Obispo Indian Knob Tar Sands; in the N edge of the study area Comment
  OBI31322  Solidago velutina subsp. californica Joy Nishida 1982-8-12 518 San Luis Obispo American Cyn campground Comment
  CAS-BOT-BC365184  Solidago velutina subsp. californica Rev. R. W. Summers 1887-8-10 s.n. San Luis Obispo Pecho sand hills Comment
  OBI15441  Soliva sessilis Robert F. Hoover 1947-4-18 6944 San Luis Obispo Cambria Comment
  OBI21531  Soliva sessilis David J. Keil 1991-5-18 21531 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  CAS-BOT-BC374481  Sonchus asper Ernest C. Twisselmann 1969-11-28 16354 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 640 Comment
  UCR161331  Sonchus asper subsp. asper George K. Helmkamp, E. A. Helmkamp 2005-3-5 9020 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  OBI30663  Sonchus oleraceus David J. Keil 1981-5-19 14735 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  OBI80661  Sonchus oleraceus David J. Keil 1992-1 22921 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI80793  Sonchus oleraceus D. R. Miller 2015-6-12 615 .1129 San Luis Obispo Pine Mountain Region. This material is from Ridge Top property N of County/State communication towers. 924 Comment
  CAS-BOT-BC235353  Sorghum X drummondii Ernest C. Twisselmann 1956-9-12 3132 A San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI80719  Sorghum bicolor David J. Keil 1992-10-19 23838 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI28660  Spergula arvensis David J. Keil, Eric Wise 1982-7-2 16252 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  SEINET7072474  Spergula arvensis A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  SBBG41455  Spergula arvensis D. Myrick 1971-4-7 2200 San Luis Obispo near ocean bluffs at Montana de Oro State Park near Morro Bay Comment
  RSA0097077  Spergularia R. F. Thorne, Percy C. Everett 1963-4-21 31637 San Luis Obispo South end of Morro Bay between bay and ocean. Comment
  OBI80383  Spergularia bocconi David J. Keil 1992-1 22977 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI17387  Spergularia macrotheca Mart Haugsten 1963-12-16 20 San Luis Obispo Morro Bay State park Comment
  UC1614378  Spergularia macrotheca Charles M. Belshaw 1936-3-23 1702 San Luis Obispo vicinity San Luis Obispo Comment
  CAS-BOT-BC390897  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
  OBI57327  Spergularia marina David J. Keil, with Kathleen A. Keil 1998-4-4 26565 San Luis Obispo Carrizo Plain N of Soda Lake. Along Seven Mile Rd., 0.5 mi. NW of Bridgville Rd. Comment
  CAS-BOT-BC390990  Spergularia villosa Ernest C. Twisselmann 1969-5-19 15310 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road 213 Comment
  OBI13485  Stachys ajugoides R. R. LaBelle 1967-10-10 32 San Luis Obispo Laguna Lake, San Luis Obispo. NE side of lake Comment
  RSA216786  Stachys ajugoides Robert F. Hoover 1969-8-25 11558 San Luis Obispo Laguna de San Luis Obispo. Comment
  SBBG91399  Stachys ajugoides C. F. Smith 1960-6-9 6179 San Luis Obispo Laguna Lake, Los Osos Valley Comment
  OBI81291  Stachys bullata David J. Keil 2015-2-21 32670 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. ). Comment
  UCSB47269  Stachys bullata Carr, Tom 1978-3-28 San Luis Obispo On Calif. 1; 1/2 mile north of Burton Drive 55 Comment
  OBI60677  Stachys pycnantha Clifton F. Smith 1993-6-15 12486 San Luis Obispo On Brach Crk Rd, 4.3 mi from hwy 166 Comment
  OBI79150  Stachys pycnantha David J. Keil 2013-8-22 31965 San Luis Obispo Morro Bay State Park. Vicinity of road junction of State Park Road with South Bay Blvd. and bridge over Chorro and Morro Creeks 8 Comment
  POM224190  Stanfordia californica E. Crum 1935-4-13 1728 San Luis Obispo Carrizo Plain, 33 miles from Maricopa on Cuyama Valley Rd 610 Comment
  UC1296347  Stanleya pinnata R. F. Hoover 1946-6-16 6167 San Luis Obispo on road to McKittrick (e edge Carrizo Plain); e edge Carrizo Plain Comment
  SJSU3401  Stanleya pinnata var. pinnata C. W. Sharsmith 1962-4-21 6857 San Luis Obispo Panorama Hills c. 2 mi N of Recruit Canyon, Temblor Range Comment
  CAS-BOT-BC374869  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1954-4-12 1075 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County 670 Comment
  UC1070398  Stebbinsoseris heterocarpa W. A. Peterson 1937-4-16 695 San Luis Obispo 5.1 mi nw Mustang Spring; La Panza Quad. Comment
  UC1614500  Stebbinsoseris heterocarpa Charles M. Belshaw 1935-3-27 450 San Luis Obispo 3 mi. e. Paso Robles (between Paso Robles & Shandon) Comment
  CAS-BOT-BC374871  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1961-3-27 6025 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake 576 Comment
  OBI15604  Stebbinsoseris heterocarpa Robert F. Hoover 1947-4-4 6871 San Luis Obispo Palo Prieto Cyn Comment
  UCR106713  Stellaria nitens George K. Helmkamp, E. A. Helmkamp 1998-4-8 3242 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  OBI57298  Stellaria pallida David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26795 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  OBI64559  Stellaria pallida David J. Keil 2001-3-28 29223 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 Comment
  OBI35471  Stephanomeria carotifera S. M. Inman 1983-7-20 91 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 Comment
  CAS-BOT-BC375165  Stephanomeria cichoriacea Alice Eastwood 1927-7-31 15016 San Luis Obispo In canon between Atascadero & Morro Comment
  CAS-BOT-BC375259  Stephanomeria elata R. F. Hoover 1946-10-5 6463 San Luis Obispo North end of Morro Bay Comment
  OBI31095  Stephanomeria elata Julie M. Vanderwier 1978-10-26 90 San Luis Obispo Indian Knob Tar Sands Comment
  UC2027212  Stephanomeria elata David J. Keil 2011-9-1 31095 San Luis Obispo Los Osos. South end of Morro Bay just north of Binscarth Road. Comment
  CAS-BOT-BC375257  Stephanomeria elata R. F. Hoover 1946-8-8 6278 San Luis Obispo North end of Morro Bay on beach or bluff just above it Comment
  CAS-BOT-BC375266  Stephanomeria elata Alice Eastwood 1927-7-29 14940 a San Luis Obispo Morro Sands Comment
  OBI25484  Stephanomeria exigua Dirk Walters & M. G. McLeod, M. G. McLeod 1979-8-15 1345 San Luis Obispo Collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan crks with state hwy 58 Comment
  CAS-BOT-BC375292  Stephanomeria exigua subsp. carotifera Ernest C. Twisselmann 1962-10-10 7915 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains School 624 Comment
  OBI3741  Stipa cernua Elizabeth Rudd 1971-6-10 261 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI22247  Stipa cernua McMillan 1952-6-7 142 San Luis Obispo Choice Valley, 2 mi S 10 mi E Shandon Comment
  OBI60248  Stipa cernua Clifton F. Smith 1993-6-2 12465 San Luis Obispo along rd to crests of Caliente Range, 8.7 mi from Russell Range gate in lower Cuyama Valley oilfield Comment
  OBI32467  Stipa coronata Rhonda Riggins 1982-5-14 1401 San Luis Obispo Los Padres NF. Agua Escondido Rd 1 mi N Huasna Rd (Jouchim Ranch) Comment
  OBI35380  Stipa lepida K. A. Nadeau 1983-7-8 39 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St. and Rockview rd Comment
  OBI51239  Stipa lepida Jan Barber 1994-4-2 133 San Luis Obispo San Simeon State Park; S of Washburn homestead Comment
  OBI3876  Stipa lepida Patricia Wiese 1971-6-7 107 San Luis Obispo Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  OBI80716  Stipa miliacea David J. Keil 1992-10-19 23839 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 35 Comment
  UCR158572  Stipa pulchra George K. Helmkamp, E. A. Helmkamp 2005-4-22 9417 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
  UC857438  Streptanthus albidus subsp. peramoenus Marcus E. Jones, A. M. 1882-5-6 3231 San Luis Obispo San Luis Obispo Comment
  SEINET7063715  Streptanthus glandulosus A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo. UTM Zone 10, 716128mE, 3906096mN. (WGS84/NAD83). 523 Comment
  CAS-BOT-BC87178  Streptanthus glandulosus subsp. glandulosus Marcus E. Jones 1882-5-6 3231 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC376051  Stylocline gnaphaloides Ernest C. Twisselmann 1956-5-7 2775 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Portagee Canyon, fork of Gillis Canyon 487 Comment
  OBI55313  Stylocline masonii David J. Keil 1998-6-5 27616 San Luis Obispo 0.4 miles W of junction with Shell Creek Rd. on Hwy 58. Comment
  POM203010  Stylomecon heterophylla Frank Hatch 1932-4-4 s.n. San Luis Obispo Hillsides near Paso Robles Comment
  CAS-BOT-BC423002  Stylomecon heterophylla Ernest C. Twisselmann 1958-5-12 4459 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Scarp: canyon above the Van Matre Ranch 792 Comment
  OBI57672  Suaeda californica Austin P. Griffiths, Dorothy Laine, G. F. Hrusa 1980-1 San Luis Obispo Comment
  JEPS24311  Symphoricarpos mollis Clare B. Hardham 1958-5-7 3238 San Luis Obispo between Bee Rock Nacimiento Comment
  UC455795  Symphyotrichum subspicatum E. P. Unangst 1907-7-1 San Luis Obispo Perfumo Canyon, S. L. O. [San Luis Obispo] Comment
  CAS-BOT-BC98360  Symphyotrichum subulatum var. parviflorum R. F. Hoover 1948-10-8 7556 San Luis Obispo Between Mt. San Luis and Mt. Bishop Comment
  OBI80969  Tagetes pringlei Lauren Mocettini, Kathy Masaryk 2015-11-17 San Luis Obispo Poly Canyon, Cal Poly Campus. Outside Poly Canyon VIllage Comment
  OBI55396  Tetrapteron graciliflorum David J. Keil, with Kathleen A. Keil 1997-3-8 26070 San Luis Obispo Ca. 1/4 mi. N of Highway 58 along Shell Creek Road. Comment
  CAS-BOT-BC399836  Thalictrum polycarpum Ernest C. Twisselmann 1955-6-16 2146 San Luis Obispo La Panza Range. Queen Bee Road, .2 mile south of Pozo Grade Summit 798 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
  CAS-BOT-BC207190  Thinopyrum intermedium subsp. intermedium Ernest C. Twisselmann 1956-6-28 3018 San Luis Obispo Twisselmann Ranch - Temblor Range and the Western San Joaquin Valley 670 Comment
  UC455302  Thysanocarpus curvipes I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  OBI14854  Thysanocarpus curvipes subsp. elegans Robert F. Hoover 1947-3-29 6784 San Luis Obispo Atascadero Comment
  OBI14849  Thysanocarpus laciniatus Robert F. Hoover 1966-4-20 9828 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  CAS-BOT-BC67142  Thysanocarpus laciniatus Clare B. Hardham 1956-3-20 221 San Luis Obispo Santa Lucia Mountains. Comment
  OBI61094  Thysanocarpus laciniatus P. A. Holden 1968-4-9 120 San Luis Obispo 9 mi E of Santa Margarita Comment
  CAS-BOT-BC169230  Toxicodendron diversilobum Alice Eastwood 1926-5-3 13784 San Luis Obispo Avila Comment
  CAS-BOT-BC169239  Toxicodendron diversilobum R. F. Hoover 1962-2-22 8531 San Luis Obispo Oak Park district. Comment
  OBI51759  Toxicodendron diversilobum R. Mike Arens 1994-6-10 88 San Luis Obispo Cal Poly campus. 152 Comment
  CAS-BOT-BC169237  Toxicodendron diversilobum Peter H. Raven 1964-3-25 18746 San Luis Obispo In pine woods above and west of Cambria. Comment
  OBI78646  Toxicoscordion fontanum Butterworth 2008-4-18 661 San Luis Obispo SW of Taylor Pond. 655 Comment
  UC1979380  Tragopogon dubius David Keil with Rhonda Riggins, Richard Pimentel July 13-14, 1998 27914 San Luis Obispo Along railroad tracks from Industrial Way to Tank Farm Road. Comment
  OBI56399  Tragopogon porrifolius David J. Keil 1999-5-27 28357 San Luis Obispo Santa Margarita. Comment
  OBI58837  Tribulus terrestris David J. Keil 1998-8-26 28041 San Luis Obispo Hwy 166, 1.4 miles E of junction with US 101. Comment
  RSA791477  Trichostema lanatum D. M. McF 1954-6-18 16 San Luis Obispo Dick Westerman Ranch. Arroyo Grande. Comment
  OBI58164  Trichostema lanceolatum David J. Keil 1998-8-24 28018 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  OBI12708  Trifolium barbigerum Robert F. Hoover 1952-5-10 8166 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) Comment
  OBI60644  Trifolium bifidum David J. Keil 1986-4-13 19156 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI39680  Trifolium ciliolatum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15993 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
  UC52179  Trifolium depauperatum var. hydrophilum Mrs. R. W. Summers San Luis Obispo beside; rr Comment
  POM98108  Trifolium depauperatum var. truncatum Philip A. Munz 1925-3-25 9214 San Luis Obispo Morro Creek. 366 Comment
  UC1130023  Trifolium fucatum N. K. Carlson 1936-4-1 267 San Luis Obispo 1.8 mi sw Cerro Alto; San Luis Obispo quad 289 Comment
  UCSC008998  Trifolium gracilentum Randall Morgan 2003-9-4 2914 A San Luis Obispo Soda Lake Road about 2 miles north of lookout Comment
  JEPS65897  Trifolium gracilentum var. gracilentum W. L. Jepson 1941-4-17 20265 San Luis Obispo Arroyo Grande Comment
  SD244708  Trifolium grayi David Keil 1998-4-30 26989 San Luis Obispo Santa Margarita northbound off ramp from US 101. 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
  UC1285155  Trifolium obtusiflorum R. F. Hoover 1947-5-9 7136 San Luis Obispo Calf Canyon Comment
  UC1928073  Trifolium obtusiflorum David Keil, V. L. Holland 2008-6-12 30540 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
  OBI47113  Trifolium oliganthum Lynne Dee Oyler 1986-3-21 369 b San Luis Obispo Agua Escondido, USFS blue oak study area, NE of Arroyo Grande Comment
  OBI57856  Trifolium oliganthum David J. Keil 1998-4-20 26846 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI66750  Trifolium subterraneum David J. Keil, with Mark Menke 2002-3-26 29771 San Luis Obispo Along unpaved road from southern end of Davenport Creek Road to top of Indian Knob Comment
  OBI57844  Trifolium willdenovii David J. Keil 1998-3-27 26476 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UCR163776  Trifolium willdenovii George K. Helmkamp, E. A. Helmkamp 2005-3-30 9275 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
  OBI56898  Trifolium willdenovii Jennifer Stone 1986-5-9 s.n. San Luis Obispo Cuesta Ridge East in chaparral burned over in the Las Pilitas Fire of June-July 1985. voucher for fire succession thesis study, Soils Science Department, Calif Polytechnic State Univ. Site 6 Comment
  OBI66922  Trifolium wormskioldii David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29575 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
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Jul 23 2013
  RSA639763  Triglochin striata L. C. Wheeler 1953-8-9 7048 San Luis Obispo Oso Flaco Lake: Comment
  UC672063  Trillium angustipetalum Frank W. Peirson 1925-3-25 5690 San Luis Obispo Pismo Creek 30 Comment