Search Results — 2000 specimen records retrieved (1150 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC383892  Abronia latifolia R. F. Hoover 1947-7-26 7326 San Luis Obispo Piedras Blancas Point Comment
  SD90167  Abronia latifolia Benjamin C. Stone Sept 1952 211 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC229431  Abronia umbellata R. F. Hoover 1946-7-24 6246 San Luis Obispo So. end of Morro Bay on sandhills just back of beach Comment
  SBBG101829  Abronia umbellata C. F. Smith 1951-4-15 2983 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  UC1073360  Abronia umbellata George B. Rossbach 1955-5-2 258 San Luis Obispo Oso Flaco Lake, nw side Oso Flaco Lake Comment
  OBI78313  Abronia umbellata var. umbellata Robert F. Hoover 1946-7-24 6248 San Luis Obispo S end of Morro Bay Comment
  UC1982468  Acacia pycnantha Richard R. Halse 2011-3-22 8153 San Luis Obispo Along State Highway 1 in Cambria near where the road crosses Santa Rosa Creek Comment
  OBI72803  Acaena pinnatifida var. californica Michael Walgren 2010-4-14 110 San Luis Obispo San Simeon State Park, W of Hwy 1, on parcel between Lone Palm Rd and the town of San Simeon Acres. Near the N edge of the central un-named drainage Comment
  OBI5017  Acer macrophyllum Robert J. Rodin 1956-5-22 6073 San Luis Obispo Summit of cuesta grade 4 mi N of San Luis Obispo Comment
  CAS-BOT-BC336911  Acer negundo var. californicum Ernest C. Twisselmann 1968-10-21 15033 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  CAS-BOT-BC28745  Achillea millefolium H. M. Pollard 1968-6-7 s.n. San Luis Obispo Near Jack Lake, west of Union Oil Refinery on Southern Pacific RR, south of Oceano Comment
  OBI31653  Achillea millefolium Smeltzer, Turnquist 1982-5-7 111 San Luis Obispo NE side of Laguna Lake Park Comment
  SBBG83116  Achillea millefolium C. F. Smith 1962-8-7 8046 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC28746  Achillea millefolium Mary Page Ingalls 1918-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  SD113040  Achillea millefolium Darley F. Howe 1977-5-16 4941 San Luis Obispo San Simeon State Beach Comment
  UC1131585  Achnatherum hymenoides W. A. Peterson 1936-7-9 333 San Luis Obispo Cuyama Ranch Santa Ynez Quadrangle Comment
  OBI17770  Acmispon americanus var. americanus Dave Imper 1977-3-21 83 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 91 Comment
  OBI26413  Acmispon americanus var. americanus David J. Keil 1980-9-21 14229 San Luis Obispo 3.4 mi NNW of jctn with rte 58 along Creston-O'Donovan Rd 366 Comment
  SBBG118244  Acmispon brachycarpus M. Wetherwax, E. Painter, J. Olson 2002-5-21 SLO 271 San Luis Obispo above New London Mine; Camp San Luis Obispo 280 Comment
  OBI12962  Acmispon glaber var. glaber Robert F. Hoover 1967-6-9 10626 San Luis Obispo Dunes at S end of Morro Bay Comment
  OBI31530  Acmispon glaber var. glaber Joy Nishida 1982-5-29 406 San Luis Obispo 0.2 mi S of American Cyn campground Comment
  OBI36292  Acmispon glaber var. glaber Driscoll/Andry/Bartelt 1981-5-10 s.n. San Luis Obispo Montana de Oro State park Comment
  OBI51225  Acmispon heermannii var. orbicularis Jan Barber 1994-4-17 153 San Luis Obispo San Simeon State park. E side of footbridge in day-use area Comment
  OBI5543  Acmispon heermannii var. orbicularis Sharon Jochums 1974-3-9 33 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI43736  Acmispon junceus var. biolettii David J. Keil 1985-6-8 18779 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI29312  Acmispon junceus var. junceus Lou Morton 1981-5-17 s.n. San Luis Obispo Laguna lake Park, near developed trls and roadway on E side of lake Comment
  SBBG3439  Acmispon procumbens var. procumbens C. B. Hardham 1958-5-28 3402 San Luis Obispo North Rd to Adelaida at intersection of Oak Flat Rd Comment
  OBI13054  Acmispon procumbens var. procumbens Robert F. Hoover 1947-4-26 7092 San Luis Obispo Middle Branch of Huerhuero Crk, just above Wells corner Comment
  OBI34689  Acmispon strigosus David J. Keil, Eric Wise 1983-8-30 17885 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI50898  Acmispon strigosus David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  SBBG95531  Acmispon strigosus D. Keil, L. D. Oyler, R. Oyler 1986-5-17 19473 San Luis Obispo Santa Margarita Ranch, 3.6 mi S of Santa Margarita along ranch rd Comment
  OBI67004  Acmispon wrangelianus D. R. Miller 1994-3-29 394 -139 San Luis Obispo Pine Mt Region. Along up-slope rd cut in Almaden crk, above the flats, Pico Crk drainage Comment
  UC2027089  Acmispon wrangelianus Greg Wilvert 2005-4-17 278 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  OBI13016  Acmispon wrangelianus Eben McMillan 1952-4-2 34 San Luis Obispo Palo Prieta Cyn, 5 mi SE Cholame Comment
  OBI56596  Acourtia microcephala David J. Keil 1998-8-24 28021 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch in Brown Canyon and vicinity, T32S R R18E Sect. 24. Comment
  CDA19858  Acroptilon repens G. Perez 2002-4-29 PDR 1233806 San Luis Obispo Central California; Right-of-way at 171 Day St, Nipomo. 0 Comment
  CDA276  Acroptilon repens David J. Keil Sep 1988 s.n. San Luis Obispo Highway 41 between Morro Bay and Atascadero, ca. 3 road miles east of Morro Bay. 0 Comment
  RSA201518  Actaea rubra subsp. arguta Robert F. Hoover 1947-8-16 7378 San Luis Obispo 6 miles W of Templeton on road to Cambria at base of densely wooded hill Comment
  OBI17737  Adenostoma fasciculatum Dave Imper 1977-1-8 38 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  OBI27397  Adenostoma fasciculatum Thomas Burrows 1980-5-17 48 San Luis Obispo Reservoir Cyn 168 Comment
  SEINET2444517  Adenostoma fasciculatum Eric Luning 2003-4-15 5 San Luis Obispo Reservoir Canyon Trail. Comment
  RSA586572  Adenostoma fasciculatum var. fasciculatum F. L. Johnson, E. A. Young 1993-5-27 ROB- 651 San Luis Obispo 1 km S of Pick and Shovel Mine. Comment
  UC1127731  Adenostoma sparsifolium T. M. Hendrix 1939-5-25 1061 San Luis Obispo 2.4 mi. n.w. Double Springs; Los Padres Nat'l Forest, Branch Mt. Quad. Comment
  RSA43026  Adiantum aleuticum Robert F. Hoover 1949-3-16 6671 San Luis Obispo Just south of Monterey county line Comment
  OBI3975  Adiantum jordanii Elizabeth Rudd 1971-4-26 239 San Luis Obispo 335 Comment
  OBI73073  Aegilops triuncialis David J. Keil 2000-5-31 28790 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 8.5 miles east from junction with Highway 1 Comment
  RSA0051686  Agastache urticifolia L. Haines 1958-5-30 s.n. San Luis Obispo San Luis Obispo. 121 Comment
  CAS-BOT-BC29367  Ageratina adenophora Ernest C. Twisselmann 1959-4-10 5030 San Luis Obispo Irish Hills: See Canyon 106 Comment
  SEINET7062963  Agoseris grandiflora A. G. Vestal 1947-6-25 s.n. San Luis Obispo About 2.6 miles north of Cambria on Route 1. UTM Zone 10, 672091mE, 3937574mN. (WGS84/NAD83). 6 Comment
  OBI80704  Agoseris grandiflora D. R. Miller 2015-4-22 415 .1121 San Luis Obispo This material is from Buckeye ine area, east slope Pine Mountain. Drainage is into Pico Creek area. 915 Comment
  OBI73411  Agoseris heterophylla David J. Keil 2010-6-1 30817 San Luis Obispo La Panza Mountains. Red Hill Road, just south of junction with Highway 58. 610 Comment
  CAS-BOT-BC13459  Agoseris retrorsa R. F. Hoover 1952-5-25 8221 San Luis Obispo Caliente Mountain Comment
  OBI57104  Agrostis hooveri G. F. Hrusa 1995-5-2 12229 San Luis Obispo Black Butte Research Natural Area 600 Comment
  CAS-BOT-BC138975  Agrostis pallens John Thomas Howell 1964-6-30 40867 San Luis Obispo Cambria. Comment
  UC2027451  Agrostis pallens David J. Keil with Michael Walgren, Lisa Andreano, Aaron Sims and Sally Krenn 2013-7-27 31865 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.) to Coon Creek trail in Montana de Oro State Park. Comment
  UC1583750  Agrostis stolonifera David Keil 1983-7-16 17392 San Luis Obispo n of San Simeon (at base of highway bridge over Arroyo de la Cruz); Arroyo de la Cruz Comment
  OBI59020  Aira caryophyllea David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27481 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1 (35 deg. 40.233' N x 121 deg. 02.851' W). Comment
  OBI5015  Alisma triviale Robert J. Rodin 1956-5-22 6078 San Luis Obispo Into Laguna lake near Los Osos Valley rd Comment
  SFV17443  Allenrolfea occidentalis P. M. Schiffman 1998-6-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Near Goodwin Ranch and Soda Lake. 585 Comment
  UC1133804  Allium haematochiton N. K. Carlson 1936-3-20 190 San Luis Obispo 2 miles E of Islay Hill, Quad. Arroyo Grande. Comment
  RSA177031  Allium haematochiton I. L. Wiggins 1932-3-21 5834 San Luis Obispo 2 miles east of San Luis Obispo. Comment
  SEINET8467201 Image available Allium hickmanii David Keil, Malcolm McLeod, Melissa Lucklow, et al. 1980-1 14029 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  CAS-BOT-BC470939  Allium howellii var. howellii David D. Keck; J. Clausen 1935-4-10 3158 San Luis Obispo 18 miles south of Soda Lake toward southern end of Carrizo Plain. 609 Comment
  UCD138556  Allium lacunosum Ernest C. Twisselmann 1958-4-29 4389 San Luis Obispo San Luis Obispo County: Soda Lake Road at the Werling Ranch. 609 Comment
  OBI81334  Allium lacunosum var. lacunosum David J. Keil, Janet Haden 1988-5-24 20686 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
  SBBG107894  Allium lacunosum var. lacunosum C. B. Hardham 1960-6-3 5997 San Luis Obispo Cuesta Sargent Cypress Forest, N of San Luis Obispo Comment
  OBI56518  Allium lacunosum var. lacunosum T. J. Ayers, S. Junak 1989-6-22 754 B San Luis Obispo Cuesta Ridge Botanical Area. Los Padres Natl Forest; below TV towersjust E of West Cuesta Ridge Rd at eastern botanical area boundary sign, ca 3 mi W of hwy 101 Comment
  SBBG108030  Allium lacunosum var. micranthum C. B. Hardham 1958-4-28 3074 San Luis Obispo 8.7 mi S of Simmler, W side of Carissa Plains Comment
  RSA0051634  Allium peninsulare Lee Haines 1956-4-15 s.n. San Luis Obispo Carneros Rocks Temblor Mts. 609 Comment
  CAS-BOT-BC132104  Allium peninsulare var. peninsulare R. F. Hoover 1950-6-2 7967 San Luis Obispo Trail from Stoney Creek to Colwell Mesa Comment
  UC1296366  Allium peninsulare var. peninsulare R. F. Hoover 1950-6-2 7967 San Luis Obispo trail from Stoney Creek to Colwell Mesa Comment
  CAS-BOT-BC474299  Allium unifolium Clare B. Hardham 1960-5-21 5842 San Luis Obispo Santa Rita Canyon, west of Templeton Comment
  RSA150325  Allophyllum gilioides Clare B. Hardham 1962-5-6 10 -077 San Luis Obispo Santa Lucia Mountains: Franklin creek west of Adelaida. Comment
  OBI25032  Alnus rhombifolia David J. Keil 1980-4-26 13857 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI82610  Amaranthus deflexus David J. Keil 2015-8-10 33346 San Luis Obispo Morro Bay. Vacant lot at end of Hatteras Street Comment
  SD264723  Amaranthus deflexus David Keil 2015-8-10 33346 San Luis Obispo Morro Bay. Vacant lot at end of Hatteras Street. 7 Comment
  UCD97465  Amaranthus deflexus Ernest C. Twisselmann 1962-9-7 7740 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Eastern part of county, Dorothy Twisselmann Ranch. 670 Comment
  OBI79797  Amaranthus powellii David J. Keil 2011-12-11 31207 San Luis Obispo Arroyo Grande. Southwest of intersection of P.C. Railway and E. Cherry Ave 39 Comment
  OBI78840  Amaryllis belladonna David J. Keil 2013-9-4 32014 San Luis Obispo Morro Bay State Park. Morro Bay, La Loma Street just south of Quintana Road 42 Comment
  CAS-BOT-BC13634  Ambrosia acanthicarpa Ernest C. Twisselmann 1954-9-1 1536 San Luis Obispo Temblor Range, Bitterwater Road, 4 miles east of Choice Valley School 518 Comment
  SBBG61674  Ambrosia chamissonis M. M. Miles 1886-1 691 San Luis Obispo San Luis Obispo County [no specific locality] Comment
Read comments
Jan 20 2012
  CAS-BOT-BC135661  Amelanchier utahensis R. F. Hoover 1950-6-5 7980 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  UC55318  Amelanchier utahensis J. H. Barber 1900-5-10 San Luis Obispo Nacimiento River Comment
  OBI71411  Ammophila arenaria Larry Kelly, David J. Keil 1988-10-1 259 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SJSU3433  Amsinckia douglasiana C. W. Sharsmith 1962-4-21 6863 San Luis Obispo Carrizo Rocks at edge of Carrizo Plain c. 4 mi NW of Simmler Comment
  CAS-BOT-BC222389  Amsinckia douglasiana Ernest C. Twisselmann 1954-3-8 859 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: near summit, 7 miles south of Cholame 579 Comment
  UCR122164  Amsinckia eastwoodiae George K. Helmkamp, E. A. Helmkamp 2000-4-22 5475 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  OBI3851  Amsinckia intermedia Elizabeth Rudd 1971-3-30 188 San Luis Obispo 3 mi NE of Santa Margarita Comment
  OBI39502  Amsinckia intermedia David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-9 16074 San Luis Obispo rd to top of Cypress Mtn from Warrens' cabin Comment
  UC547746  Amsinckia menziesii var. menziesii David D. Keck and J. Clausen 1935-4-10 3145 San Luis Obispo e side of Soda Lake (Carrizo Plains) 597 Comment
  OBI34073  Amsinckia spectabilis var. microcarpa Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  OBI4311  Amsinckia spectabilis var. microcarpa Felice C. Movich 1969-4-2 16 San Luis Obispo Near Montana de Oro, S of Morro Bay Comment
  OBI7640  Amsinckia tessellata Christian Smith 1974-5-15 s.n. San Luis Obispo Calif Valley Comment
  UC1061747  Amsinckia tessellata var. gloriosa C. A. Graham 1938-4-20 353 San Luis Obispo 1 mi wsw McKay 243 Comment
  UC1061769  Amsinckia tessellata var. gloriosa D. Axelrod 1935-3-31 201 San Luis Obispo 8 mi ese Cuyama Ranch 762 Comment
  OBI80362  Anaphalis margaritacea David J. Keil, Mike Walgren 2012-9-8 31531 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1. Comment
Read comments
Jan 22 2018
  OBI17092  Anaphalis margaritacea Robert F. Hoover 1947-8-9 7359 San Luis Obispo San Carpoforo Crk near ocean, at bae of brush-covered hill Comment
  OBI76685  Ancistrocarphus filagineus Jason Dart 2008-4-15 319 San Luis Obispo N Carrizo Plain, W edge of Sect 1, T29S, R17E, La Panza NE USGS 7.5' Quad. 4 mi N of hwy 58, one mi W of Bitterwater Rd 634 Comment
  RSA67557  Androsace elongata subsp. acuta P. A. Munz 1951-4-12 16278 San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. 762 Comment
  OBI70779  Anthemis arvensis David J. Keil 2009-8-17 30630 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Lawn area just west of Bldg 43 (Recreation Center). 35 deg. 17.917'N x 120 deg. 39.650'W 98 Comment
  IRVC28956  Anthemis cotula G. K. Helmkamp 2003-8-16 8077 San Luis Obispo Nipomo Mesa atWillow Road, 0.5 mi E of CA-1, near Black Lake golf course Central Coast 76 Comment
  OBI69385  Anthoxanthum odoratum Oliver Hernandez 2008-8-2 9 San Luis Obispo San Simeon Point. Cultivated stand of Monterey Cypress and Pine 21 Comment
  OBI55226  Antirrhinum kelloggii Greg Frugoli 1997-4-7 29 San Luis Obispo Black Mtn rd, La Panza range, Los Padres NF (hwy 58 burn area) 841 Comment
  JEPS83287  Antirrhinum multiflorum David M. Thompson 1983-8-6 398 San Luis Obispo about 1 mi e Pozo Road jct. w/Queen Bee Campground Rd at La Panza Summit (5.3 mi w of Hwy 58); La Panza Range, La Panza Quad. (7.5', 1967) 670 Comment
  OBI31173  Antirrhinum multiflorum Julie M. Vanderwier 1979-5-19 161 San Luis Obispo Indian Knob Tar Sands Comment
  OBI57112  Antirrhinum multiflorum G. F. Hrusa 1993-5-2 11108 San Luis Obispo Black Butte Research Natural Area. Along main ridgerd, approx 1/2 mi N of Mt Lowe 600 Comment
  UCD123457  Antirrhinum multiflorum G. F. Hrusa 1993-5-22 11108 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Along Main Ridge Road, approximately 1/2 mile north of Mt. Lowe. 600 Comment
  CAS-BOT-BC237888  Antirrhinum ovatum Ernest C. Twisselmann 1954-5-29 1306 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Gypsum Mine: 6 miles southeast of Simmler 624 Comment
  JEPS3471 Image available Antirrhinum ovatum Alice Eastwood 1902-6-12 San Luis Obispo Carrizo Plain; McDonald Ranch; Carrizo Plain (McDonald's Ranch), San Luis Obispo Co. Comment
  SBBG118996  Aphanes occidentalis E. Painter, M. Wetherwax 2001-2-21 CR 136 San Luis Obispo bench above Nacimiento River, W of Boy Scout Rd, SW of Twin Bridges; Camp Roberts Comment
  OBI38999  Aphanes occidentalis David J. Keil 1986-3-22 19097 San Luis Obispo 2.7 mi SE of jctn with Shell Crk rd along hwy 58 Comment
  OBI80712  Apiastrum angustifolium David J. Keil 1992-4-12 22829 San Luis Obispo Laguna Lake City Park 170 Comment
  SBBG98018  Apiastrum angustifolium C. F. Smith 1965-3-11 8616 San Luis Obispo near Pipeline Lake in Dune Lakes complex S of Oceano Comment
  OBI77243  Apium graveolens Eric Wise 1982-7-2 1608 San Luis Obispo Oso Flaco Lake Comment
  OBI9018  Apium graveolens Robert F. Hoover 1946-10-20 6509 San Luis Obispo Price Cyn Comment
  OBI54008  Apium graveolens Larry Kelly 1989-1-29 330 San Luis Obispo Pismo marsh, W along Norswing between Coolidge and Pier. Area with riparian woodland and fresh water marsh Comment
  OBI57060  Apocynum cannabinum Frederic Hrusa 1993-5-20 11022 San Luis Obispo Paso Robles. approx 300 m n of niblick Rd bridge Comment
  UCR42824  Arbutus menziesii David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18704 San Luis Obispo 12.2 mi from California Rte 1 along San Simeon Creek Road, south of Rocky Butte lookout 915 Comment
  CAS-BOT-BC410161  Arceuthobium occidentale John Thomas Howell 1964-6-28 40724 San Luis Obispo near Cambria Comment
  UC1121473  Arctostaphylos T. M. Hendrix 1939-1-22 935 San Luis Obispo between forks of Salinas and Salsipuedes Rivers; Pozo Quadrangle Comment
  UC1309652  Arctostaphylos A. E. Wieslander 1936-5-12 642 San Luis Obispo Morro Creek Cayucos Quadrangle 152 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
  OBI14496  Arctostaphylos crustacea subsp. crustacea Robert F. Hoover 1947-3-8 6649 San Luis Obispo Cambria, among Monterey pines. Comment
  UC1120092  Arctostaphylos crustacea subsp. crustacea H. A. Jensen 1930-9-25 67 San Luis Obispo Mouth of Coon Creek, Cayucos Quadrangle. 91 Comment
  OBI14739  Arctostaphylos cruzensis Robert F. Hoover 1964-3-26 8656 San Luis Obispo Hill just S of arroyo de la Cruz Comment
  UCD51028  Arctostaphylos glandulosa R. F. Hoover 1965-11-6 9724 San Luis Obispo Hill Summit south of Los Osos. Comment
  CAS-BOT-BC27185  Arctostaphylos glandulosa f. glaucoides P. V. Wells 1960-4-12 43 a San Luis Obispo Crest of diabase ridge, NW of Cuesta Pass Comment
  CAS-BOT-BC23310  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1965-11-6 9724 San Luis Obispo Hill summit south of Los Osos. Comment
  CAS-BOT-BC24801  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8608 San Luis Obispo Trail to Machesna Mt., La Panza Range. Comment
  OBI14698  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1946-10-26 6530 San Luis Obispo Summit above (SE of) cuesta Pass Comment
  OBI14701  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1946-10-26 6529 San Luis Obispo Summit above (SE of) cuesta Pass Comment
  OBI57751  Arctostaphylos glandulosa subsp. cushingiana David J. Keil, with Kathleen A. Keil 1998-5-26 27446 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
  UC1120163  Arctostaphylos glandulosa subsp. glandulosa H. C. Lee 1936-5-22 621 San Luis Obispo 1 1/4 mi se Colwell Ranch; Santa Barbara National Forest, Nipomo Quadrangle, Pine Ridge Comment
  UC1120192  Arctostaphylos glandulosa subsp. glandulosa H. C. Lee 1937-5-8 888 San Luis Obispo 3 1/2 mi sw Templeton; Paso Robles Quadrangle Comment
  RSA43169  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1946-10-26 6530 San Luis Obispo Summit above (se. of) Cuesta pass. Comment
  OBI3848  Arctostaphylos glauca Elizabeth Rudd 1971-1-21 153 San Luis Obispo 3 mi NE of Santa Margarita 427 Comment
  CAS-BOT-BC24612  Arctostaphylos glauca Ernest C. Twisselmann 1955-6-16 2151 San Luis Obispo Queen Bee Canyon. Shandon. 673 Comment
  CAS-BOT-BC24617  Arctostaphylos glauca R. F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi,. above County Park. Comment
  CAS-BOT-BC39211  Arctostaphylos glauca R. F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  CAS-BOT-BC39225  Arctostaphylos glauca Alice Eastwood 1928-5-19 15138 San Luis Obispo Along the old road to Pozo. Comment
  OBI14654  Arctostaphylos luciana Robert F. Hoover 1964-1-11 8620 San Luis Obispo Ridge W of bend in Lopez Canyon Comment
  RSA141812  Arctostaphylos luciana Clare B. Hardham 1959-3-13 4045 San Luis Obispo Santa Lucia Mountains: Klau Mine, Adelaida District- west of Paso Robles Comment
  RSA632959  Arctostaphylos luciana Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24348 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  RSA632965  Arctostaphylos luciana Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24346 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  UC1334949  Arctostaphylos morroensis A. E. Wieslander 1936-2-25 604 San Luis Obispo near Hazard Canyon (s of Morro Bay); Cayucos Quadrangle 152 Comment
Read comments
Sep 5 2012
  UCD166526  Arctostaphylos morroensis Dylan O. Burge 2016-1-27 2025 San Luis Obispo San Luis Obispo County: Los Osos. 35 Comment
  UCD52470  Arctostaphylos morroensis B. Bolt 1936-1-14 541 San Luis Obispo 3/4 mile SE of mouth of Osos Creek. 30 Comment
  CAS-BOT-BC40119  Arctostaphylos morroensis Gertrude Sinsheimer 1929-2-1 s.n. San Luis Obispo Morro Bay on road to Pecho Comment
  CAS-BOT-BC39840  Arctostaphylos obispoensis Steven A. Junak; David A. Young; Tina J. Ayers 1989-3-13 3925 San Luis Obispo Cuesta Ridge: Along main road (USFS Road #29S11.3) at W boundary sign for the Cuesta Ridge botanical Area, 5.2 miles 783 Comment
  CHSC46006  Arctostaphylos obispoensis L. P. Janeway; Steve Webster 1989-1-20 3169 San Luis Obispo Along West Cuesta Ridge Rd 2.3 mi W of Hwy 101 at Cuesta Pass. 655 Comment
  OBI54246  Arctostaphylos obispoensis David J. Keil, V. L. Holland 1996-6-6 25888 San Luis Obispo Prefumo Cyn homes project site along Prefumo Crk ca. 1/3 mi from Los Osos Valley rd Comment
  RSA7421  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16843 San Luis Obispo Chorro Creek Comment
  UCD52921  Arctostaphylos obispoensis Roman Gankin 1963-4-10 354 San Luis Obispo About 6 mi. east of Morro Bay. Comment
  JEPS81584  Arctostaphylos obispoensis R. Raiche 1982-1-28 20064 San Luis Obispo between San Luis Obispo and Atascadero; Cuesta Grade Comment
  RSA633439  Arctostaphylos obispoensis Jon E. Keeley 1996-2-10 27051 San Luis Obispo West end of Cuesta Botanical Area, west of Cuesta Pass, northwest of San Luis Obispo. Santa Lucia Wilderness. 775 Comment
  UCD52917  Arctostaphylos obispoensis Roman Gankin; and S. G. Schultz 1965-3-29 458 San Luis Obispo On Burnett Peak Roak, 0.6 mile southeast of Salmon Creek Raod. Comment
  UCD52925  Arctostaphylos obispoensis Robert E. Preston 1999-2-26 1202 San Luis Obispo Cuesta Ridge, along TV Tower Rd. 731 Comment
  UCD52933  Arctostaphylos obispoensis A. E. Wieslander 1935-2-18 515 San Luis Obispo Burnett Camp. Comment
  CHSC85715  Arctostaphylos osoensis G. F. Hrusa 1995-6-20 12409 San Luis Obispo On SW-facing shoulder of Hollister Peak. Immediately below last steep ascent to peak from S side. 375 Comment
  UCD53482  Arctostaphylos pechoensis R. F. Hoover 1967-2-18 10255 San Luis Obispo Diablo Canyon; San Luis Range. Comment
  OBI7343  Arctostaphylos pechoensis Mark Fresh 1976-3-2 19 San Luis Obispo Located 10.5 mi into See Cyn Comment
  SEINET11989181  Arctostaphylos pechoensis R. Gankin, Hildreth, W. R. 1967-1 1121 San Luis Obispo near divide between Perfumo Canyon & See Canyon on See Canyon side Comment
  UCD53484  Arctostaphylos pechoensis Beryl O. Schreiber 1938-10-7 2557 San Luis Obispo Davis Canyon. 182 Comment
  CAS-BOT-BC44385  Arctostaphylos pilosula Gertrude Sinsheimer 1928-6-1 s.n. San Luis Obispo San Luis Obispo Co. Comment
  JEPS49505  Arctostaphylos pilosula A. E. Wieslander 933 San Luis Obispo near Miles Comment
  JEPS98802  Arctostaphylos pilosula R. F. Hoover 1964-2-20 8638 San Luis Obispo Oak Park district, N of Arroyo Grande Comment
  OBI62685  Arctostaphylos pilosula Jason Dart, Cletis England 2003-5-8 D 203 San Luis Obispo Tract 1998, La Canada Rd, Arroyo Grande. The property is on the E side of hwy 101 approx. .3 mi E of Oak Park Blvd. 49 Comment
  SBBG114849  Arctostaphylos pilosula C. B. Hardham 1964-5-20 11028 San Luis Obispo McChesney Pk 1219 Comment
  CAS-BOT-BC167121  Arctostaphylos rudis G. K. Helmkamp 2004-2-19 8304 San Luis Obispo Central Coast: NW of Nipomo, Pomeroy Rd, 0.2 mi N of Willow Rd. 91 Comment
  OBI27081  Arctostaphylos rudis Jim Souza 1981-2-1 s.n. San Luis Obispo Grover City Comment
  OBI66777  Arctostaphylos rudis Austin P. Griffiths 1987-1-7 18037 San Luis Obispo Pismo Dunes Region. Vegetated sand ridge bordering southerly edge of Pismo Crk, Eastward from 4 th street. Grover City Comment
  UC549487  Arctostaphylos tomentosa subsp. crustacea J. E. Adams 1935-2-24 1002 San Luis Obispo Davis Canyon Pecho Hills Comment
  SD245356  Arctostaphylos tomentosa subsp. daciticola David Keil 1998-6-12 27811 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  UCD53556  Arctostaphylos viridissima A. E. Wieslander 1935-2-24 530 San Luis Obispo Head of Diablo Canyon. 548 Comment
  RSA637048  Arctostaphylos wellsii Jon E. Keeley, Melanie Baer Keeley 1993-9-3 24329 San Luis Obispo Ormonde road, 1 km S of Price Canyon Road, N of Pismo Beach. 90 Comment
  OBI19566  Arenaria paludicola Robert F. Hoover 1947-1 San Luis Obispo Comment
  UC1602301  Argemone munita H. C. Lee 1936-5-28 642 San Luis Obispo 2 1/2 mi s of Round Top 106 Comment
  SEINET245574  Aristocapsa insignis James L. Reveal 1978-6-25 4765 San Luis Obispo Along California Highway 58, 0.6 mile east of San Juan River bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff 533 Comment
  UCR246725  Armeria maritima subsp. californica Forrest D. Freund, J. M. Porter 2013-3-19 121 .1 San Luis Obispo Central Coast, coastal cliff top along CA Hwy 1, Cabrillo Hwy, 220 m west of the hwy, south of the bridge over Arroyo de La Laguna near La Cruz Rock, 3.13 mi north of turnoff to Piedras Blancas Lighthouse 16 Comment
  UCR217292  Artemisia Mark A. Elvin 2009-1-27 s.n. San Luis Obispo Central Coast, between agricultural fields and riparian area of Oso Flaco Creek, between Little Oso Flaco Lake and Oso Flaco Lake 7 Comment
  OBI75302  Artemisia biennis David J. Keil 2010-11-10 30963 San Luis Obispo Twitchell Reservoir, just S of CA 166 bridge 165 Comment
  CAS-BOT-BC90144  Artemisia biennis Mrs. R. W. S. 1886-7-17 s.n. San Luis Obispo Creekside Sulphur Springs Comment
  OBI17061  Artemisia californica Robert F. Hoover 1946-10-19 6505 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  OBI27085  Artemisia californica Jim Souza 1981-2-1 s.n. San Luis Obispo Grover City Comment
  UC1929583  Artemisia californica Steve Boyd 2007-2-17 11713 San Luis Obispo Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  UCR59850  Artemisia californica George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI66963  Artemisia californica D. R. Miller 1994-10-25 1094 -539 San Luis Obispo Pine Mt region.Canyon trail near confluence, Pico Creek drainage 792 Comment
  OBI37071  Artemisia douglasiana M. J. Erwin 1983-10-15 4 San Luis Obispo 1 mi S of hwy 101 exit, on rd to Montana de Oro St park (Bay Blvd); Rt side of rd, above stream Comment
  CAS-BOT-BC90625  Artemisia dracunculus R. F. Hoover 1946-8-17 6294 San Luis Obispo Upper Arroyo Grande Creek Comment
  UCR157975  Artemisia dracunculus George K. Helmkamp, E. A. Helmkamp 1998-6-30 4217 San Luis Obispo South Coast Range, Alamo Creek Rd, 0.9 mile north of Calif. Hwy 166, near Twitchell Reservoir 320 Comment
  OBI70827  Arthrocnemum subterminale David J. Keil 2009-5-30 30613 San Luis Obispo Los Osos. Sweet Springs Nature Preserve 0 Comment
  OBI28975  Asclepias fascicularis David J. Keil 1977-8-21 12496 San Luis Obispo Ca 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  UCR160149  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2005-6-9 9576 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 7.8 miles northeast of Huasna Townsite Road 338 Comment
  OBI20522  Asclepias vestita John Thomas Howell 1948-6-15 24366 San Luis Obispo Hughes Cyn SE of Shandon 610 Comment
  OBI73585  Asclepias vestita David J. Keil 2010-7-5 30912 San Luis Obispo La Panza Mountains. Shell Creek area, ca. 1 mile north of Highway 58 440 Comment
  UC22971  Asclepias vestita W. H. Brewer 1861-4-30 515 San Luis Obispo Atascadero Comment
  OBI40665  Asparagus officinalis David J. Keil 1985-6-9 18793 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
  UCD138679  Asparagus officinalis subsp. officinalis Ernest C. Twisselmann 1958-8-23 4736 San Luis Obispo San Luis Obispo County: Eastern part of county, Dorothy Twisselmann Ranch, Shandon. 670 Comment
  SBBG109648  Astragalus asymmetricus C. B. Hardham 1959-5-20 4575 San Luis Obispo intersection of Nacimiento Dam Rd and rd to Pleyto Comment
  CAS-BOT-BC177488  Astragalus asymmetricus John Thomas Howell 1948-6-15 24364 San Luis Obispo Red hills se. of Shandon 762 Comment
  UCD104628  Astragalus asymmetricus Thomas C. Fuller 1984-5-20 20427 San Luis Obispo San Luis Obispo County: West side of the mouth of Bitterwater Canyon, 1 km. south of Hwy 46, ca. 2.5 km. south of Cholame. Comment
  OBI29314  Astragalus curtipes Lou Morton 1981-5-17 s.n. San Luis Obispo On hillside in Laguna Lake Park, on the lower part of the hill Comment
  OBI50575  Astragalus curtipes Jan Barber, Sue Weis 1993-6-16 11 San Luis Obispo In grazed area W of Laguna Lake Park in San Luis Obispo Comment
  POM24203  Astragalus curtipes H. M. Hall 1907-5-11 7692 San Luis Obispo San Luis Obispo. Comment
  UC1128833  Astragalus curtipes P. L. Johannsen 1936-3-21 686 San Luis Obispo 1 mi s San Luis Obispo; San Luis Obispo Quad., s of San Luis Obispo 76 Comment
  UC454661  Astragalus curtipes I. J. Condit 1910-4-16 San Luis Obispo San Luis Obispo , San Luis Obispo (Upper Chorro Creek) Comment
  CAS-BOT-BC177821  Astragalus curtipes R. F. Hoover 1949-4-12 7593 San Luis Obispo Between Suey Creek and Cuyama River Comment
  SBBG34847  Astragalus didymocarpus Mrs. R. W. Summers 1886-3-24 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI32799  Astragalus didymocarpus David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12714 San Luis Obispo 10 mi SE of Calif rte 58 along Simmler-Soda Lake rd. Comment
  CAS-BOT-BC182622  Astragalus didymocarpus var. dispermus Marcus E. Jones 1882-5-6 3229 San Luis Obispo San Luis Obispo Comment
  UCR159301  Astragalus douglasii George K. Helmkamp, E. A. Helmkamp 2005-4-22 9419 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
  JEPS99188  Astragalus douglasii var. douglasii Clare B. Hardham 1957-5-4 1899 San Luis Obispo Tierra Redondo Santa Lucia Mountains Comment
  OBI72340  Astragalus douglasii var. douglasii Anthony Baniaga, Theo Fitanides 2010-5-16 190 San Luis Obispo Tierra Redonda Mtn BLM ACEC 420 Comment
  POM262049  Astragalus gambelianus I. L. Wiggins 1929-4-13 3424 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  POM45331  Astragalus gambelianus Marcus E. Jones 1882-5-6 3229 San Luis Obispo San Luis Obispo. Comment
  UC903399  Astragalus gambelianus Lois E. James 1947-4-12 1755 San Luis Obispo hills just n San Luis Obispo (on serpentine outcroppings); n of San Luis Obispo Comment
  CAS-BOT-BC178058  Astragalus lentiginosus var. nigricalycis Ernest C. Twisselmann 1954-6-12 1361 San Luis Obispo Elkhorn Plain, Southeastern San Luis Obispo County - Temblor Range and the Western San Joaquin Valley 701 Comment
  CAS-BOT-BC178097  Astragalus lentiginosus var. nigricalycis R. F. Hoover 1950-4-14 7817 San Luis Obispo Panorama Hills Comment
  SBBG68237  Astragalus nuttallii R. Hoffmann 1930-4-18 San Luis Obispo Arroyo Grande Comment
  LA52964  Astragalus nuttallii J. M. Tucker; Roman Gankin 1963-4-10 3670 San Luis Obispo On hill slope above highway; ca. 7 miles from Morro Bay, U.S. highway 466 Comment
  CAS-BOT-BC186552  Astragalus nuttallii var. nuttallii R. F. Hoover 1946-7-21 6233 San Luis Obispo San Simeon Creek Beach Comment
  OBI51314  Astragalus nuttallii var. nuttallii Jan Barber 1993-8-19 82 San Luis Obispo San Simeon State Park Comment
  SBBG90408  Astragalus nuttallii var. nuttallii C. F. Smith 1957-10-16 5644 San Luis Obispo Dune Lakes, S of Oceano Comment
  CAS-BOT-BC194118  Astragalus pomonensis Ernest C. Twisselmann 1956-6-1 2891 San Luis Obispo South end of Morrow Bay, near Baywood Park 30 Comment
  UC1128739  Astragalus trichopodus var. phoxus C. M. Belshaw 1936-3-21 1678 San Luis Obispo 2.4 mi ne Porter Ranch; Nipomo Quad., ne of Porter Ranch Comment
  CAS-BOT-BC199106  Astragalus trichopodus var. phoxus R. F. Hoover 1947-5-30 7229 San Luis Obispo Huasna River just below confluence of Arroyo Seco, in rocky flood-bed. Comment
  OBI58072  Astragalus trichopodus var. phoxus David J. Keil 1998-8-26 28054 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch Kennel Creek Rd. (35 deg. 09.851 N x 120 deg. 05.922' W). 628 Comment
  RSA90768  Astragalus trichopodus var. trichopodus F. W. Peirson 1929-5-18 8392 San Luis Obispo at first bridge over Cuyama River on Cuyama Valley road, 8 miles E of the Coast Blvd Comment
  CAS-BOT-BC66137  Athyrium filix-femina var. cyclosorum R. F. Hoover 1947-7-26 7327 San Luis Obispo Near Piedras Blancas Point (just north of) Comment
  OBI27294  Athysanus pusillus Robert L. Allen, Nancy E. Arnold 1981-5-3 262 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts. E facing slope, @ 1/2 down slope 305 Comment
  UC1136246  Atriplex P. L. Johannsen 1937-5-4 1103 San Luis Obispo 6 mi nw Painted Rock Ranch; McKittrick Quad., nw of Painted Rock Ranch Comment
  OBI71195  Atriplex argentea var. expansa Ann Cochran 1986-7-27 46 San Luis Obispo Area of flats, E of Soda Lake rd, T30S, R19E, sec 28 579 Comment
  UC463194  Atriplex californica Roxana S. Ferris 1929-4-16 7671 San Luis Obispo 2 mi n Cayucos (Sea cliffs); n of Cayucos Comment
  OBI17347  Atriplex canescens var. linearis Robert F. Hoover 1966-10-7 10126 San Luis Obispo Cuyama Valley E of taylor canyon Comment
  OBI17299  Atriplex prostrata Robert F. Hoover 1946-10-15 6499 San Luis Obispo Avila Comment
  UCR123678  Atriplex semibaccata George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5328 A San Luis Obispo Central Coast, Morro Bay State Park at the south end of the marina. 6 Comment
  CDA23325  Atriplex serenana T. C. Fuller 1962-9-6 9571 San Luis Obispo West side of Highway 101 freeway, Paso Robles. 0 Comment
  RSA0020360  Atriplex spinifera Greg Wilvert 2005-5-1 376 San Luis Obispo Southeast half of the Caliente Range. Along Pipeline Rd. 915 Comment
  RSA0077159  Atriplex spinifera Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-3 3188 San Luis Obispo Carrizo Plain National Monument: Along unpaved road approx 0.9 mi N of jct w/ Soda Lake Road. 598 Comment
  UCR118354  Atriplex triangularis George K. Helmkamp, E. A. Helmkamp 2000-9-1 5957 San Luis Obispo Los Osos, c. 0.5 miles NW of Hazard Cyn., between Howard St. and sand dunes 6 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
  RSA640215  Atriplex watsonii R. S. Woglum 1940-4-20 2654 San Luis Obispo Central Coast: Cambria. Comment
  OBI28955  Avena barbata David J. Keil, Melissa Luckow, Richared A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14562 San Luis Obispo Jctn of Shell Crk rd and Calif hwy 58 S of Shandon Comment
  RSA0036679  Avena barbata LeRoy Gross, Evan Meyer 2014-4-15 6234 a 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
  UC1928134  Avena barbata David Keil, Tina Teed and Mariko Uchida 2001-6-15 29571 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  OBI4824  Avena fatua Mike Wemp 1972-3-29 14 San Luis Obispo About 1/4 mi NW of Montana de Oro State Park campground 30 Comment
  CAS-BOT-BC99492  Baccharis pilularis Steve Boyd 2007-2-17 11717 San Luis Obispo Coast Ranges, La Panza Range: Los Padres National Forest along Pozo Road about 2 miles east of Pozo Summit, in Marian 671 Comment
  OBI4809  Baccharis pilularis Mike Wemp 1972-3-29 8 San Luis Obispo About 1/2 mi NW of Montana de Oro State Park Campground 61 Comment
  OBI4904  Baccharis pilularis var. consanguinea John V. Stechman 1965-8-2 4904 San Luis Obispo North of Islay Creek Comment
  OBI38489  Baccharis salicifolia Eric Wise 1983-3-6 1675 San Luis Obispo Atascadero Lake Comment
  OBI38228  Baccharis salicifolia Eric Wise 1982-6-10 1497 San Luis Obispo Pond on Hwy 58, 1.1 mi E of Creson O'donovan Rd Comment
  OBI38491  Baccharis salicifolia Eric Wise 1983-2-17 1638 San Luis Obispo Alamo Creek near Twitchell Res. Slow flowing stream in summer subject to severe flooding Comment
  OBI79239  Barbarea orthoceras David J. Keil 2012-4-23 31307 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  RSA482827  Barbarea vulgaris M. M. Miles 1886-01 s.n. San Luis Obispo [No further location information.] Comment
  OBI67014  Bellardia trixago D. R. Miller 1994-6-1 694 -393 San Luis Obispo Pine mt Region. In rd way on W, NW slope of Pine Mtn Rd near 'Rose patch'; Marmolejo Crk drainage 914 Comment
  UC1296303  Berberis pinnata R. F. Hoover 1947-2-22 6618 San Luis Obispo See Canyon; San Luis Range Comment
  SD27809  Berberis pinnata Carl B. Wolf 1929-4-16 3635 San Luis Obispo Along the coast road, 8 miles north of Cayucos 60 Comment
  UCD110436  Bergia texana Ernest C. Twisselmann 1962-7-12 7427 San Luis Obispo San Luis Obispo County: Summit of Palo Prieta Canyon. 609 Comment
  CAS-BOT-BC127811  Blepharizonia laxa R. F. Hoover 1966-9-16 10055 San Luis Obispo Summit on Atascadero -Creston road Comment
  SBBG55612  Blepharizonia plumosa subsp. viscida D. Keil 1980-9-19 14222 San Luis Obispo ca. 5 mi N of St Hwy 58 along Shell Crk Rd, just S of Cyn Ranch Comment
  UC454414  Bloomeria crocea Manton San Luis Obispo Cuesta grade Comment
  CAS-BOT-BC478933  Bloomeria crocea var. crocea David D. Keck 1933-5-5 2208 San Luis Obispo 3 miles north of San Luis Obispo on U.S. 101 Comment
  UCR39142  Bolboschoenus glaucus David J. Keil 1982-7-26 16311 San Luis Obispo Central Coast, San Luis Creek adjacent to San Luis Obispo sewage treatment plant Comment
  CAS-BOT-BC31045  Bolboschoenus maritimus Ernest C. Twisselmann 1969-11-4 16328 San Luis Obispo Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon. Comment
  CAS-BOT-BC31046  Bolboschoenus maritimus Ernest C. Twisselmann 1969-11-4 16328 San Luis Obispo Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon. Comment
  CAS-BOT-BC31358  Bolboschoenus maritimus subsp. paludosus Samuel B. Parish 1969-7-19 11495 San Luis Obispo South of Pismo Creek near Pismo Beach. Comment
  SEINET11261647  Bolboschoenus maritimus subsp. paludosus David Keil 1985-6-19 18902 San Luis Obispo South margins of Warden Lake marsh north of Los Osos Valley Memorial park, just east of powerline corridor.; 0 20 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
  OBI9091  Brachychiton populneum Jack M. Farrell 1955-2-21 25 San Luis Obispo Cal Poly campus Comment
  SBBG95568  Brassica geniculata M. Stiles 1986-5-21 43 San Luis Obispo 1 mi S of Tefft Ave, on S Oakglen, Nipomo Common Comment
  OBI79032  Brassica nigra David J. Keil 2013-8-22 31907 San Luis Obispo Morro Bay State Park. Between 1743 and 1800 Turri Road (from 35.330341 deg. , -120.812458 deg. to 35.327170 deg. , -120.808337 deg. ) 9 Comment
  OBI57176  Brassica oleracea David J. Keil 1997-12-26 26413 San Luis Obispo Montana de Oro State Park. Ocean bluffs just S of Spoonders Cove. Observed at this site for many years Comment
  CAS-BOT-BC100465  Brickellia californica Ernest C. Twisselmann 1965-11-2 11718 San Luis Obispo Ragged Point 45 Comment
  OBI31284  Brickellia californica Joy Nishida 1982-8-12 560 San Luis Obispo 2.9 mi NW of American Canyon on San Jose Avenales rd Comment
  UCR123185  Briza maxima George K. Helmkamp, E. A. Helmkamp 1998-5-19 3875 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  UCSB12628  Briza maxima Haller, John 1961-6-1 San Luis Obispo CA State Hwy 1, 1.8 mi by road SE of road to Cambria Pines Lodge, about 3.5 mi by road SE of Cambria Comment
  CAS-BOT-BC145349  Briza minor R. F. Hoover 1947-5-25 7219 San Luis Obispo Cambria. Comment
  RSA0042485  Brodiaea jolonensis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6436 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
  JEPS7706  Brodiaea terrestris subsp. terrestris Mrs. G. P. Ballard 1935-1 San Luis Obispo sent from Paso Robles Paso Robles Comment
  RSA201255  Bromus arenarius Eben McMillan 1953-5-8 144 San Luis Obispo Eben McMillan Ranch. Choice Valley, two miles south, 8 miles east of Shandon. Comment
  UCD57596  Bromus arenarius Beecher Crampton 1964-5-18 6971 San Luis Obispo San Luis Obispo County: 5.2 miles south of Creston. Comment
  OBI59059  Bromus berteroanus David J. Keil 1998-4-28 26951 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  UC2027490  Bromus berteroanus Greg Wilvert 2005-4-6 179 San Luis Obispo Southeast Half of the Caliente Range: Ridge between Horse Canyon and Middle Canyon; 2.7 km S of Wells Spring. Comment
  CAS-BOT-BC155743  Bromus diandrus David D. Keck 1933-5-5 2189 San Luis Obispo Morro Bay. Odd Fellows Cemetery. Comment
  OBI22465  Bromus diandrus Robert D. Page 1962-3-28 46 San Luis Obispo Near intersection of Crandall Way and Foothill in San Luis Obispo Comment
  OBI81022  Bromus diandrus David J. Keil 2015-2-14 32586 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  UC1131162  Bromus diandrus N. K. Carlson 1936-3-21 202 San Luis Obispo 2 mi sw of Asphalt MIne 48 Comment
  UCR122556  Bromus diandrus George K. Helmkamp 2002-4-20 7459 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  CAS-BOT-BC155599  Bromus grandis R. F. Hoover 1950-6-21 7998 San Luis Obispo Santa Lucia Mountains. Between Rocky Point and Pine Mountain. Comment
  OBI37288  Bromus hordeaceus F. A. Lindholm 1971-4-8 137 San Luis Obispo 6 mi N of Cayucos 518 Comment
  OBI46090  Bromus hordeaceus LynneDee Oyler 1986-3-25 371 a San Luis Obispo Agua Escondido, USFS blue oak study area Comment
  OBI65091  Bromus hordeaceus Greg Wilvert 2005-4-30 344 San Luis Obispo SE Half of the Caliente Range. Along Padrones Cyn Rd 864 Comment
  UCD58800  Bromus hordeaceus Austin P. Griffiths 1987-5-18 18191 San Luis Obispo San Luis Obispo County: Guadalupe Dunes Region. Revegetation site on high dunes immediately W of Oso Flaco Lake. Comment
  CAS-BOT-BC155109  Bromus hordeaceus Clare B. Hardham 1957-4-2 1611 San Luis Obispo Santa Lucia Mountains. WIllow Creek. Comment
  OBI22396  Bromus madritensis subsp. rubens Russell Gorman 1956-4-6 53 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  UC1131193  Bromus madritensis subsp. rubens P. L. Johannsen 1937-5-4 1101 San Luis Obispo 7 mi nw of Painted Rock Ranch 701 Comment
  UC1131226  Bromus madritensis subsp. rubens B. Bolt 1936-3-13 619 San Luis Obispo 1 mi w of Cerro Romauldo 182 Comment
  OBI8540  Bromus madritensis subsp. rubens Craig Woods 1978-4-9 44 San Luis Obispo E side of Carrizo Plain, 6 mi SE of hwy 58 along Sim. Soda lake rd 671 Comment
  CAS-BOT-BC162027  Bromus pseudolaevipes R. F. Hoover 1964-5-14 8861 San Luis Obispo See Canyon. Comment
  CAS-BOT-BC161765  Bromus rubens 1880-5-1 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC161755  Bromus rubens Clare B. Hardham 1957-4-2 1618 San Luis Obispo Santa Lucia Mountains. Willow Creek. Comment
  OBI22461  Bromus sitchensis Robert F. Hoover 1947-4-18 6952 San Luis Obispo Mouth of San Simeon Crk, on bluff above beach Comment
  OBI2831  Bromus sitchensis Larry E. Brown 1970-4-8 1769 San Luis Obispo Along US 101 at Cuesta ridge summit N of San Luis Obispo Comment
  OBI6269  Bromus sitchensis Larry E. Brown 1971-5-6 1980 San Luis Obispo Growing in Hazard Cyn in the Montana De Oro State Park near Morro Bay Comment
  CAS-BOT-BC161634  Bromus sterilis R. F. Hoover 1964-4-14 8716 San Luis Obispo San Luis Obispo. Comment
  CDA17524  Cakile maritima Austin Griffiths, Brad Seek 1980-8-12 s.n. San Luis Obispo Pismo Dunes; just N of southernmost of two highest transverse stabilized dunes, halfway between Oceano and Grover City ramps. 0 Comment
  OBI53498  Cakile maritima Arthur W. Hazebrook 1991-6-6 96 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, SW facing side of hill; at the SW base of the hill and throughout the area Comment
  JEPS116476  Calandrinia ciliata Alice Le Duc 1999-3-12 375 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
  OBI75846  Calandrinia ciliata Al Lindholm 1971-4-11 163 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. N slope of Geode Mtn 520 Comment
  UC1136615  Calandrinia ciliata C. A. Graham 1939-4-14 520 San Luis Obispo 1 1/2 mi n Pine Canyon Guard Station; Branch Mt. Quadrangle Comment
  UC1136620  Calandrinia ciliata P. L. Johannsen 1936-3-21 699 San Luis Obispo 1 1/2 mi se Terrace Hill (Plot 2); San Luis Obispo Quadrangle 91 Comment
  UCD100143  Calandrinia ciliata A. S. Albert 1932-3-1 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  OBI58220  California macrophylla David J. Keil 1998-6-5 27641 San Luis Obispo Crest of Caliente Range on Selby Rd. (35 deg. 05.440' x 119 deg. 51.203') 1219 Comment
  OBI63096  Callitriche heterophylla David J. Keil 2002-4-4 29786 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 deg. N, 120.6199 deg. W 305 Comment
  SBBG54865  Callitriche marginata D. Keil 1982-6-26 16238 San Luis Obispo vicinity of Arroyo de la Cruz Comment
  UC1134436  Calochortus albus H. C. Lee 1936-5-5 583 San Luis Obispo 1/3 mi s Musick; San Luis Obispo National Forest, Nipomo Quad. 381 Comment
  OBI63008  Calochortus clavatus subsp. clavatus D. R. Miller 1996-6-16 696 -630 San Luis Obispo Pine Mt. Region. Along slope above Pico falls area, Pico Crk drainage 488 Comment
  SBBG57738  Calochortus obispoensis M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG93877  Calochortus obispoensis S. A. Junak, T. Ayers 1989-6-22 4074 San Luis Obispo USFS Rd 29S11.3, 0.1 mi W of W boundary of the Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 777 Comment
  CAS-BOT-BC132450  Calochortus palmeri R. F. Hoover 1947-5-31 7244 San Luis Obispo Mariana Creek, east side of La Panza Range Comment
  OBI21425  Calochortus simulans Robert F. Hoover 1949-5-15 7689 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  UC1927793  Calochortus simulans David Keil 1998-5-20 27311 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  UCD139568  Calochortus simulans James Dilley 1997-5-10 s.n. San Luis Obispo San Luis Obispo County: Los Padres National Forest, Santa Lucia District. La Panza Campground on Pozo Road, 3 miles E of Pozo Summit. 701 Comment
  OBI49750  Calycadenia truncata D. R. Miller 1991-7-26 791 -14 San Luis Obispo Along ridge rd on E slope of Pine Mtn 884 Comment
  UC1971788  Calycadenia villosa R. L. Carr 1998-6-27 3712 San Luis Obispo Red Hill Road near jct with Hwy 58 (Carrisa Hwy), flat area of Navajo-Camatta Cr divide Comment
  UC88984  Calycadenia villosa E. Palmer, M. D. 1876-7-1 243 San Luis Obispo n of San Luis Obispo; Coast Range Comment
  OBI27157  Calyptridium monandrum Glen Holstein 1970-4-26 15 San Luis Obispo 1 mi S of Oso Flaco Lake Comment
  SJSU3425  Calyptridium monandrum C. W. Sharsmith 1962-4-22 6891 San Luis Obispo Shell Cr, San Juan Cr drainage c. 12 mi S of Shandon 414 Comment
  CHSC47113  Calystegia longipes L. P. Janeway 1988-7-11 2749 San Luis Obispo Along Creston Rd (hwy 229) 0.7 mil N of Calf Cyn Rd (hwy 58). 426 Comment
  CAS-BOT-BC221372  Calystegia macrostegia subsp. cyclostegia Lewis S. Rose 1950-5-13 50114 San Luis Obispo Oso Flaco Lake region Comment
  OBI36157  Calystegia macrostegia subsp. cyclostegia Walter F. Chesbro 1978-5-26 250 E San Luis Obispo Collected in Montana de Oro State Park Comment
  OBI51791  Calystegia macrostegia subsp. cyclostegia R. Mike Arens 1994-4-30 73 San Luis Obispo Cal Poly campus. In Poly canyon near Botanical Garden foot bridge 152 Comment
  RSA609728  Calystegia macrostegia subsp. cyclostegia R. S. Woglum 1940-4-20 2640 San Luis Obispo Central Coast: Cambria. Comment
  SEINET13752173 Image available Calystegia macrostegia subsp. cyclostegia Richard R. Halse 2015-1 9346 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon 14 Comment
  OBI13098  Calystegia macrostegia subsp. cyclostegia Lynne Dee Althouse 1977-5-2 63 San Luis Obispo Wolfe's horse ranch, N of San Luis Obispo High school 130 Comment
  OBI15313  Calystegia macrostegia subsp. cyclostegia Robert F. Hoover 1946-9-22 6444 San Luis Obispo Santa rosa Creek above Cambria Comment
  OBI23433  Calystegia macrostegia subsp. cyclostegia Brent Nolan 1971-4-29 s.n. San Luis Obispo Top of ridge on Clark Canyon Rd Comment
  RSA640633  Calystegia macrostegia subsp. cyclostegia R. F. Thorne, P. C. Everett, K. Thorne 1963-4-20 31592 San Luis Obispo ca. 2 miles NW from Cuesta Pass along Cuesta Ridge. Comment
  RSA71102  Calystegia macrostegia subsp. cyclostegia F. W. Peirson 1925-3-25 5670 San Luis Obispo Morro Creek Divide 427 Comment
  CDA39868  Calystegia malacophylla P. B. Kennedy Jun 1919 s.n. San Luis Obispo Paso Robles. 0 Comment
  OBI15303  Calystegia malacophylla Robert F. Hoover 1949-5-17 7703 San Luis Obispo Upper Arroyo Grande, 6 mi above county park Comment
  OBI15329  Calystegia malacophylla Jasper Ferrero 1953-5-16 25 San Luis Obispo Creston road south Comment
  SBBG104835  Calystegia malacophylla subsp. pedicellata F. L. Johnson, E. A. Young 1993-5-24 ROB 562 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG109603  Calystegia malacophylla subsp. pedicellata C. B. Hardham 1971-4-24 18028 b San Luis Obispo Avenales Ranch Comment
  SBBG118545  Calystegia malacophylla subsp. pedicellata E. Painter, M. Wetherwax with K. Downing, C. Bratt 2000-5-17 CR 94 San Luis Obispo ridge above Tower Rd, above Nacimiento River; Camp Roberts 280 Comment
  CAS-BOT-BC221159  Calystegia malacophylla subsp. pedicellata Chester Dudley 1936-5-1 s.n. San Luis Obispo Above La Panza Comment
  CAS-BOT-BC221169  Calystegia malacophylla subsp. pedicellata R. F. Hoover 1949-5-17 7703 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  OBI57768  Calystegia soldanella Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo On low dune crests, oceanfront, ca. halfway S from point in Morro Bay Sandspit Comment
  SJSU8784  Calystegia subacaulis G. T. Ballingee 1961-3-25 San Luis Obispo by State Rte 33 between Cuyama Ranger Station & Maricopa, Cuyama Valley, c. 8 mi E of Cuyama Comment
  OBI51312  Calystegia subacaulis subsp. episcopalis Jan Barber 1993-8-21 86 San Luis Obispo San Simeon State Park Comment
  OBI66850  Calystegia subacaulis subsp. episcopalis David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29591 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
  SBBG110368  Camissonia C. B. Hardham 1960-4-29 5534 San Luis Obispo Atascadero Comment
  RSA115609  Camissonia californica E. C. Twisselmann 1955-5-18 1996 San Luis Obispo San Juan River Valley, 8.6 miles south of Shandon 427 Comment
  OBI28782  Camissonia campestris subsp. campestris David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14515 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  SBBG60401  Camissonia campestris subsp. campestris M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC20451  Camissonia campestris subsp. campestris State Survey 1861-5-3 550 San Luis Obispo Nacismento River Comment
  OBI72328  Camissonia campestris subsp. obispoensis Anthony Baniaga, Theo Fitanides 2010-5-16 209 San Luis Obispo Tierra Redonda Mtn BLM ACEC 614 Comment
  RSA682346  Camissonia hirtella Scott D. White, Ken McDonald 2001-5-9 8502 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UCR248183  Camissonia ignota David J. Keil 1998-4-14 26732 San Luis Obispo Los Padres National Forest. Hills north of Cuyama River, near Adobe trailhead, 6.3 mi northeast of junction with Tepusquet Canyon Road on Hwy 166 395 Comment
  RSA122064  Camissonia micrantha C. A. Graham 1938-4-14 328 San Luis Obispo 0.5 mile south of Lynch Ranch, south of Pleyto 564 Comment
  UCR97571  Camissonia robusta George K. Helmkamp, E. A. Helmkamp 1997-3-8 1432 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  IRVC29046  Camissonia strigulosa G. K. Helmkamp 2003-9-10 8135 San Luis Obispo 0.6 mi S of Nipomo Hill in Arroyo Grande area Central Coast 46 Comment
  CAS-BOT-BC160290  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
  SD186264  Camissoniopsis cheiranthifolia subsp. cheiranthifolia G. K. Helmkamp 2003-7-29 8035 B San Luis Obispo 0.6 mile south of Nipomo Hill in Arroyo Grande area. 46 Comment
  CAS-BOT-BC160308  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Alice Eastwood 1906-6-13 353 San Luis Obispo Unspecified Comment
  OBI62642  Camissoniopsis hirtella George Butterworth 2003-5-9 512 San Luis Obispo Chimineas Rd .5 mi N fo hwy 166 569 Comment
  UC1122266  Camissoniopsis intermedia C. A. Graham 1938-4-14 328 San Luis Obispo 1/2 mi s Lynch Ranch; Bradley Quadrangle Comment
  UC1226826  Camissoniopsis micrantha P. J. Hurd and Stage 1962-6-9 62 -11 San Luis Obispo 2.5 mi s Arroyo Grande Comment
  JEPS99154  Campanula griffinii Clare B. Hardham 1960-6-1 4248 San Luis Obispo Burnett Peak, Sargent cypress forest Santa Lucia Mountains Comment
  OBI82557  Campsis radicans David J. Keil, with Bill Waycott et al. 2015-7-9 33332 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  OBI63018  Cardamine David J. Keil 2001-3-13 29173 San Luis Obispo San Luis Obispo. End of South Street at San Luis Creek Comment
  CAS-BOT-BC37646  Cardamine californica R. F. Hoover 1947-3-8 6658 San Luis Obispo Near Piedras Blancas Point. Comment
  SBBG18351  Cardaria draba M. A. Piehl 1963-8-4 63796 San Luis Obispo rd just E of Oso Flaco Lake Comment
  UC1126654  Cardaria draba B. Bolt 1936-4-28 697 San Luis Obispo 1 1/4 mi sw of Terrace Hill 45 Comment
  SBBG30898  Cardionema ramosissimum R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  UCSB22687  Carex C. A. Engel 1969-3-31 163 San Luis Obispo collected 1.3 mi N, at the end of Cemetery Road and 100 yds of Cambria Cemetery, in the Santa Lucia Mountains State Highway 1 - , Cemetery Road 91 Comment
  OBI78957  Carex barbarae Michael Walgren 2013-10-1 353 San Luis Obispo Morro Bay State Park, in a seep area southwest of Los Osos Middle School in the community of Los Osos. 9 Comment
  SBBG109655  Carex barbarae C. B. Hardham 1958-9-2 3918 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  CAS-BOT-BC20412  Carex globosa Clare B. Hardham 1958-6-4 3514 San Luis Obispo Cone Peak. Comment
  SBBG109312  Carex gracilior C. B. Hardham 1957-4-19 1800 San Luis Obispo Santa Rita Ranch, York Mtn Comment
  SD264688  Carex harfordii David Keil 7-8 Jul 1993 24218 San Luis Obispo Cambria. Fiscalini Ranch. Coastal area and corridor of Santa Roas Creek. 74 Comment
  CAS-BOT-BC119427  Carex nudata R. F. Hoover 1947-3-21 6706 San Luis Obispo California Polytechnic campus. Comment
  OBI35096  Carex nudata Eric Wise 1981-7-26 970 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Poly Cyn, Cal Poly Campus Comment
  UC833571  Carex obispoensis Lewis S. Rose 1936-5-7 36239 San Luis Obispo Steiner Creek, near San Luis Obispo. Comment
  SEINET3070861 Image available Carex obispoensis A. Eastwood, J. T. Howell 1936-5-7 2271 San Luis Obispo Steiner Creek near San Luis Obispo. 152 Comment
  SEINET7569438 Image available Carex obispoensis Alice Eastwood, John Thomas Howell 1938-6-14 5931 San Luis Obispo Prefumo Canyon. Comment
  CAS-BOT-BC118918  Carex pellita Alice Eastwood; John Thomas Howell 1937-4-30 4158 San Luis Obispo Upper Arroyo Grande Comment
  SEINET3929034  Carex praegracilis David Keil 1988-3-19 20441 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits.; 0 Comment
  OBI22676  Carex praegracilis Robert F. Hoover 1947-7-18 7311 San Luis Obispo Oeano Beach Comment
  OBI71371  Carex praegracilis Larry Kelly 1989-5-21 346 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  CAS-BOT-BC117473  Carex senta R. F. Hoover 1964-6-7 8998 San Luis Obispo San Carpoforo Creek just above Windy Point. Comment
  OBI50568  Carex serratodens Jan Barber, Sue Weis 1993-6-14 3 San Luis Obispo N of parking lot at W end of Laguna lake Park in San Luis Obispo Comment
  SEINET3990566 Image available Carex serratodens Marcus E. Jones 1882-5-6 3235 San Luis Obispo San Luis Obispo Comment
  OBI66803  Carex serratodens D. R. Miller 1994-4-19 494 -211 San Luis Obispo Pine Mt Region. Along Almaden Crk near flats, Pico Crk drainage 870 Comment
  CAS-BOT-BC117320  Carex spissa Alice Eastwood; John Thomas Howell 1936-5-6 2217 San Luis Obispo Chorro Creek. Comment
  CAS-BOT-BC116837  Carex subbracteata var. subbracteata Ernest C. Twisselmann 1956-5-15 2788 San Luis Obispo Cayucos Road, apx 1.1 mi W of Cambria Road Junction, York Mountain. Santa Lucia Range 274 Comment
  OBI68358  Carpobrotus edulis David J. Keil 2003-6-28 30277 San Luis Obispo Highway 1 north of San Simeon in vicinity of scenic viewpoint Comment
  CDA6953  Carthamus lanatus Rex Marsh 1964-4-2 s.n. San Luis Obispo Bento Ranch, Chorro Creek, near Morro Bay. 0 Comment
  CDA6960  Carthamus lanatus G. D. Barbe 1977-1-26 2240 San Luis Obispo Evans property, north side of Highway 41 (Morro Creek Road) 4 km northeast of Highway 1 north of Morro Bay. 0 Comment
  JEPS77467  Castilleja T. I. Chuang with Fei-Mei Chuang 1978-5-19 7689 San Luis Obispo 1 mi s Cambria turnoff (along Highway 1) Comment
  OBI75795  Castilleja affinis Al Lindholm 1967-4-10 151 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
  RSA189715  Castilleja affinis Noel Holmgren, James L. Reveal 1966-6-1 2620 San Luis Obispo By Oso Flaco Lake, northwest of Guadalupe. Comment
  RSA82231  Castilleja affinis F. W. Peirson 1920-7-29 1149 San Luis Obispo 1 mile south of Pismo Beach. Comment
  OBI78350  Castilleja affinis P. J. Justen 1966-4-8 13 San Luis Obispo On old hwy 101 going up to Cuesta Grade on a roadside slope Comment
  JEPS24100  Castilleja affinis subsp. affinis Ernest C. Twisselmann 1959-4-10 5029 San Luis Obispo See Canyon Irish Hills 106 Comment
  UCR160569  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2005-6-9 9597 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 8.3 miles northeast of Huasna Townsite Road 332 Comment
  JEPS50754  Castilleja affinis subsp. affinis Rimo Bacigalupi 1967-6-27 9300 San Luis Obispo first canyon .33 mi n San Carpoforo Canyon (along Calif Highway 1) 45 Comment
  JEPS57298  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-14 1882 San Luis Obispo just e summit of Black Mt. (on Cambria-Paso Robles road); Black Mt. 548 Comment
  JEPS73906  Castilleja affinis subsp. affinis L. R. Heckard 1974-5-21 3722 San Luis Obispo 3 mi s San Carpojo Creek Comment
  OBI32974  Castilleja ambigua subsp. insalutata David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16994 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI29233  Castilleja attenuata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14526 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  SBBG20286  Castilleja attenuata E. R. Chandler 1963-5-4 1032 San Luis Obispo ca. 1 mi E of Paso Robles near Hwy 466 Comment
  UCD78296  Castilleja attenuata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4640 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  JEPS77734  Castilleja brevistyla L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-23 4781 San Luis Obispo 9 mi w Simmler Maintenance Station (along Route 58, in the foothills w of Carriso Plain); foothills w of Carriso Plain 731 Comment
  OBI73351  Castilleja densiflora David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30696 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  OBI61018  Castilleja densiflora subsp. densiflora George Butterworth 1998-3-31 229 San Luis Obispo Carrizo Plain Natural area. 10' E of Yellow Gate Rd, 60 yds S of Soda Lake Rd. T31S, R19E, S24 Comment
  OBI67002  Castilleja densiflora subsp. gracilis D. R. Miller 1994-4-22 494 -229 San Luis Obispo Pine Mtn Region. From Corral Meadow Ridge Rd; Pico crk drainage 914 Comment
  OBI25560  Castilleja densiflora subsp. obispoensis David J. Keil 1981-5-16 14651 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  SBBG118289  Castilleja densiflora subsp. obispoensis M. Wetherwax, E. Painter, J. Froland 2000-4-20 SLO 104 a San Luis Obispo W side of seep, slope below and S of large serpentine outcrop W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  OBI62738  Castilleja densiflora subsp. obispoensis Jason Dart 2003-4-24 224 San Luis Obispo La Quinta de Avila Ranch in See Cyn 198 Comment
  OBI9346  Castilleja exserta Robert F. Hoover 1950-5-5 7871 San Luis Obispo S end of Morro Bay near Sharks Inlet Comment
  UC1063451  Castilleja exserta D. Axelrod 1935-3-31 205 San Luis Obispo 8 mi ese Cuyama Ranch; Santa Ynez Quad. 762 Comment
  HSC101853  Castilleja exserta subsp. exserta J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12732 San Luis Obispo Along Vineyard Canyon Road. 407 Comment
  RSA400603  Castilleja foliolosa Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  POM714310  Castilleja miniata subsp. miniata Daisie Huang 2006-4-14 6041404 San Luis Obispo Santa Rosa Creek Rd., off 46, slightly west of last locality. 431 Comment
  OBI9644  Castilleja minor var. stenantha Barrett Anderson 1975-6-28 s.n. San Luis Obispo Along Hwy 58 in Calf Cyn 366 Comment
  CAS-BOT-BC241096  Castilleja mollis Alice Eastwood 1927-4-8 14337 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  CAS-BOT-BC241100  Castilleja mollis R. F. Hoover 1967-5-6 10556 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  SBBG8977  Castilleja plagiotoma C. F. Smith 1973-4-26 10515 San Luis Obispo E base of Caliente Mtn, lower Cuyama Valley Comment
  JEPS35060  Castilleja subinclusa subsp. subinclusa R. F. Hoover 1952-5-26 8222 San Luis Obispo near Caliente Mt. summit; Caliente Mt. Comment
  PASA1928  Caucalis microcarpa M. Stason 1930-4-14 234 San Luis Obispo near Poso Comment
  CAS-BOT-BC38213  Caulanthus anceps Gertrude Sinsheimer 1927-4-12 s.n. San Luis Obispo Cholame. Comment
  CAS-BOT-BC38251  Caulanthus anceps R. F. Hoover 1949-4-2 7579 San Luis Obispo West side of Cottonwood Pass. Comment
  POM143651  Caulanthus anceps J. H. Barber 1899-4-9 s.n. San Luis Obispo Paso Robles Comment
  JEPS29339  Caulanthus anceps Rimo Bacigalupi, and L. Heckard 1962-3-27 8435 San Luis Obispo 2.0 mi ne Calif. Hwy. 41 junction with U.S. Hwy. 466 (slope s of Calif. Hwy. 41, 4.1 mi w of Kern Co. line) 365 Comment
  OBI14938  Caulanthus anceps Robert F. Hoover 1949-4-21 7626 San Luis Obispo 14 mi E of Creston on Laz Panza Rd Comment
  OBI28769  Caulanthus anceps Melissa Luckow 1981-4-18 657 San Luis Obispo Ca. 1/2 mi S of Soda Lake on hwy 58 Comment
  RSA14166  Caulanthus anceps Roxana S. Ferris 1935-3-21 9034 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road Comment
  UC569961  Caulanthus californicus C. M. Belshaw 1936-4-2 1788 San Luis Obispo Carrizo Plain 13 mi se Soda Lake; McKittrick Quad., Carrizo Plain, se of Soda Lake 637 Comment
  OBI48177  Caulanthus californicus Ann and Douglas Chadwick, Douglas Chadwick 1988-1 San Luis Obispo Comment
  SEINET7063600  Caulanthus californicus A. G. Vestal 1947-1 San Luis Obispo Comment
  JEPS53342  Caulanthus coulteri var. lemmonii Betty Knight 1929-3-23 San Luis Obispo Paso Robles Comment
  UC1529012  Caulanthus coulteri var. lemmonii Dean W. Taylor 1986-3-2 8721 San Luis Obispo Padrones Canyon Caliente Range, Padrones Canyon 731 Comment
  UCR143457  Caulanthus coulteri var. lemmonii David D. Keck, Jens Clausen 1935-4-9 3081 San Luis Obispo Coast Range, Cholame 457 Comment
  SBBG112880  Caulanthus lasiophyllus C. B. Hardham 1959-5-6 4425 San Luis Obispo shores of Nacimiento Lake Comment
  CAS-BOT-BC40358  Caulanthus lasiophyllus Clare B. Hardham 1958-3-22 2910 San Luis Obispo Santa Lucia Mountains. Steiner Creek. Comment
  CAS-BOT-BC40367  Caulanthus lasiophyllus R. F. Hoover 1949-5-1 7655 San Luis Obispo Cholame Valley at Junction of Cottonwood Pass and Polonio Pass roads. Comment
  OBI14879  Caulanthus lemmonii Robert F. Hoover 1950-3-31 7771 San Luis Obispo La Panza District Comment
  CAS-BOT-BC48980  Ceanothus cuneatus L. R. Abrams 1917-6-10 6503 San Luis Obispo Paso Robles Comment
  LA98840  Ceanothus cuneatus E. R. Hobbs; John O'Leary, K. Preston, B. Rich 1977-7-13 77- 7 San Luis Obispo Montana dr. Oro State Park, Los Osos, S. of Morro Bay between park road and sandspit dunes Comment
  UCD112095  Ceanothus cuneatus R. S. Woglum 1940-4-21 2660 San Luis Obispo San Luis Obispo County: Morro Bay area. Comment
  SD130283  Ceanothus cuneatus George Helmkamp 1990-4-1 San Luis Obispo on West Cuesta Ridge, ca. 3 mi. W of US Hwy 101 Comment
  OBI3994  Ceanothus cuneatus var. cuneatus Elizabeth Rudd 1971-3-9 179 San Luis Obispo 3 mi NE of Santa Margarita Comment
  SBBG46744  Ceanothus cuneatus var. cuneatus L. W. Edge 1973-4-11 286 San Luis Obispo Shell Crk Rd, St Hwy 58 Comment
  CDA17943  Ceanothus cuneatus var. cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18157 San Luis Obispo Montana de Oro State Park; Near W end of path, (ca. 200 yds from ocean) westernmost. 0 Comment
  SBBG109595  Ceanothus cuneatus var. cuneatus C. B. Hardham 1956-3-2 161 San Luis Obispo Westside Pass, Santa Rita Rd, W of Templeton Comment
  OBI10537  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1954-2-7 8334 San Luis Obispo Mesa W of Nipomo Comment
  OBI32213  Ceanothus cuneatus var. ramulosus David J. Keil 1981-6-20 14914 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI69648  Ceanothus cuneatus var. ramulosus Austin P. Griffiths 1987-4-29 18168 San Luis Obispo Cuesta Ridge, near summit, ca 6 mi from hwy Comment
  SBBG116200  Ceanothus foliosus var. medius D. Wilken, E. Painter, M. Wetherwax, K. Knight 2003-4-3 15984 San Luis Obispo just S of La Trinidad Mine, just E of Dughi Spring; Camp San Luis Obispo 530 Comment
  SBBG68325  Ceanothus foliosus var. medius M. Van Rensselaer 1938-4-10 462 San Luis Obispo N side of Cuesta Pass Comment
  RSA25657  Ceanothus foliosus var. medius Carl B. Wolf 1941-7-11 10982 San Luis Obispo S Coast Range, La Panza Range, 1/10 mile E of Summit of the Pozo La Panza Grade (Hwy 178). 823 Comment
  UC1392949  Ceanothus hearstiorum R. F. Hoover 1968-4-20 11066 San Luis Obispo mesa summit S of Arroyo de la Cruz Comment
  UC1070603  Ceanothus impressus H. C. Lee 1936-2-1 377 San Luis Obispo 1.6 mi e Black Lake; Arroyo Grande quad., San Luis Obispo 30 Comment
  SBBG4284  Ceanothus impressus var. nipomensis M. Van Rensselaer 1941-6-22 1684 San Luis Obispo dirt rd, 4 mi W (or NW) of Nipomo Comment
  SBBG104446  Ceanothus leucodermis M. D. Proctor, E. A. Young 1993-4-11 ROB 342 San Luis Obispo 2 km S of Twin Bridges; Camp Roberts Comment
  CAS-BOT-BC63543  Ceanothus leucodermis R. F. Hoover 1957-4-22 8382 San Luis Obispo Summit between Moreno Canyon and Calf Canyon. Comment
  UCSC010712  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  UCSC010717  Ceanothus maritimus Brett Hall, Randall Morgan 1987-1 s.n. San Luis Obispo Hearst Ranch, Arroyo de la Cruz Comment
  POM262078  Ceanothus oliganthus var. sorediatus I. L. Wiggins 1929-4-13 3464 San Luis Obispo Northeast of Cuesta Grade. Comment
  UC615435  Ceanothus oliganthus var. sorediatus Beryl O. Schreiber 1934-4-1 1083 San Luis Obispo road to Santa Margarita from Pozo; road to Santa Margarita from Pozo Comment
  RSA43184  Ceanothus ramulosus Robert F. Hoover 1947-3-23 6718 San Luis Obispo Rinconada Mine. Comment
  UC1071376  Ceanothus spinosus C. M. Belshaw Apr 1936 1731 San Luis Obispo Davis Canyon San Luis Obispo Quad. Comment
  UC73366  Ceanothus spinosus J. E. Roadhouse 1905-4 11 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC63338  Ceanothus spinosus Ernest C. Twisselmann 1959-4-10 5037 San Luis Obispo Shandon. Irish Hills: Perfumo Canyon. 152 Comment
  SBBG110353  Ceanothus thyrsiflorus var. thyrsiflorus C. B. Hardham 1959-3-14 4063 San Luis Obispo Arroyo de la Cruz Comment
  OBI35360  Centaurea melitensis Melody Dickens 1980-7-4 33 San Luis Obispo Morro rock, morro Bay, E face at base Comment
  OBI45287  Centaurea melitensis David J. Keil 1982-6-26 16190 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  RSA0047730  Centaurea melitensis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6401 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
  CAS-BOT-BC277225  Centaurea solstitialis Ernest C. Twisselmann 1963-8-4 8823 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon at the Twisselmann Ranch cattle guard 579 Comment
  UCD130082  Centaurea solstitialis Ernest C. Twisselmann 1963-8-4 8823 San Luis Obispo San Luis Obispo County: Palo Prieta Canyon at the Twisselmann Ranch cattle guard. 579 Comment
  OBI56638  Centromadia fitchii David J. Keil 1998-8-19 27937 San Luis Obispo 2.3 miles SE of junction with Hwy 58 along Pozo Rd. 335 Comment
  UCD130191  Centromadia fitchii Ernest C. Twisselmann 1962-10-9 7910 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Bitterwater Road, 1/8 mile north of Highway 178, Carrisa Plains. (Note: Hwy 178 became Hwy 58, 1964.) 632 Comment
  CAS-BOT-BC279306  Centromadia pungens subsp. pungens David D. Keck 1932-10-15 1974 San Luis Obispo 2 mi. S. of Atascadero Comment
  CAS-BOT-BC388382  Cerastium glomeratum Ernest C. Twisselmann 1955-5-27 2048 San Luis Obispo La Panza Range. Upper Cammatta Canyon 563 Comment
  SBBG25503  Ceratophyllum demersum M. A. Piehl 1963-8-4 63775 San Luis Obispo N arm of Oso Flaco Lake Comment
  RSA0040441  Cercocarpus betuloides var. betuloides LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6311 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8, NE1/4. 558 Comment
  CAS-BOT-BC135409  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-4-15 8738 San Luis Obispo Just west of Cuesta Pass summit, on north slope. Comment
  OBI10218  Cercocarpus minutiflorus Robert F. Hoover 1964-4-15 8738 San Luis Obispo Just W of cuesta Pass summit, on N slope Comment
  OBI10208  Cercocarpus montanus var. glaber Robert F. Hoover 1964-4-15 8735 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UCR254932  Chaenactis glabriuscula Greg de Nevers 1993-4-25 10394 San Luis Obispo Inner South Coast Range, Carrizo Plain 823 Comment
  CAS-BOT-BC277494  Chaenactis glabriuscula var. glabriuscula Alice Eastwood 1926-5-5 13901 San Luis Obispo Cholame Comment
  OBI54360  Chaenactis glabriuscula var. glabriuscula George Butterworth 1995-3-30 25 San Luis Obispo Carrizo Plain Natural Area. T11N, R26W, S4, NW Qtr. 150 yds SW of Soda Lake Rd, 20 yds W of Weels Rd 671 Comment
  UC762713  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1946-4-27 6092 San Luis Obispo Price Canyon Comment
  UC1357622  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1966-3-30 9774 San Luis Obispo near w base of Crocker Grade; Panorama Hills Comment
  UCR101009  Chaenactis glabriuscula var. heterocarpha George K. Helmkamp, E. A. Helmkamp 1998-4-8 3244 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  UC1314967  Chaenactis glabriuscula var. lanosa R. F. Hoover 1967-5-6 10527 San Luis Obispo dry sand-flats at Jack Lake Comment
  CAS-BOT-BC277600  Chaenactis glabriuscula var. lanosa Alice Eastwood 1906-6-13 870 San Luis Obispo Country adjacent to Santa Maria Comment
  CAS-BOT-BC279636  Chaenactis stevioides R. F. Hoover 1952-5-24 8202 San Luis Obispo Caliente Mt. Comment
  UC1315061  Chaenactis stevioides R. F. Hoover 1967-5-27 10298 San Luis Obispo Chalk Mt., Cuyama Valley Comment
  SBBG109682  Chamaesyce C. B. Hardham 1958-8-9 3828 San Luis Obispo Atascadero Comment
  RSA0028150  Chamaesyce ocellata Greg Wilvert 2005-6-29 487 San Luis Obispo Padrones Canyon Rd. 842 Comment
  SBBG102665  Chenopodium album C. F. Smith 1958-7-15 5813 San Luis Obispo Hwy 166, ca. 2 mi E of Old Cuyama Comment
  OBI34882  Chenopodium californicum David J. Keil, Dirk Walters 1980-4-5 13748 San Luis Obispo Ca. 28 I E of San Maria on hwy 166 and N on Chimineas Ranch rd Comment
  CDA14831  Chenopodium multifidum G. F. Hrusa, D. Ragan 1997-11-21 14130 San Luis Obispo Rural residental area, 625 Jameson Ct. on Nipomo Mesa. 91 Comment
  OBI78930  Chenopodium murale David J. Keil 2013-8-22 31922 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  OBI5590  Chenopodium murale Sharon Jochums 1974-5-19 265 San Luis Obispo W of hwy 1 N of Arroyo Laguna Comment
  OBI13074  Chlorogalum pomeridianum var. minus Robert F. Hoover 1965-5-20 9377 San Luis Obispo Santa Lucia Range. Hill W of "Poly Cyn", San Luis Obispo Comment
  OBI70815  Chlorogalum pomeridianum var. pomeridianum David J. Keil 2009-5-30 30615 San Luis Obispo Old Creek Road, ca. 0.5 miles east of entrance to Whale Rock Reservoir, east of Cayucos Comment
  OBI45188  Chloropyron maritimum subsp. maritimum Malcolm Mcleod 1987-7-12 1391 San Luis Obispo Morro Bay Sand Spit. Shelter Cove. W of Morro Bay Natural History Museum. E side of Sand Spit Comment
  CDA7395  Chondrilla juncea T. C. Fuller 1965-10-7 14178 San Luis Obispo NE corner of Foothill Blvd. and Santa Rosa Ave (Hwy 1), San Luis Obispo. 0 Comment
  CAS-BOT-BC178954  Chorizanthe angustifolia Clare B. Hardham 1959-5-23 4613 San Luis Obispo S end of Morro Bay Comment
  CDA17833  Chorizanthe angustifolia Austin Griffiths, Malcolm McLeod, Dirk Walters 1984-3-22 s.n. San Luis Obispo Pismo Dunes Region; Just east of Jack's Lake, Callender Dunes. 0 Comment
  RSA132942  Chorizanthe angustifolia Clare B. Hardham 1959-5-23 4613 San Luis Obispo South end of Morro Bay Comment
  SBBG30918  Chorizanthe angustifolia R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  CAS-BOT-BC178947  Chorizanthe angustifolia L. R. Abrams 1917-6-10 6516 San Luis Obispo Sand Mills near Prismo Beach Comment
  CAS-BOT-BC178964  Chorizanthe biloba Alice Eastwood 1926-5-4 13812 San Luis Obispo Paso Robles Comment
  OBI11259  Chorizanthe biloba Robert F. Hoover 1946-6-16 6166 San Luis Obispo La Panza district, in juniper belt just W of La Panza Ranch Comment
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Feb 4 2017
  CAS-BOT-BC191795  Chorizanthe breweri R. F. Hoover 1953-5-14 8294 San Luis Obispo Poly Canyon, Santa Lucia Range Comment
  OBI11248  Chorizanthe breweri John Young 1967-4-4 10 San Luis Obispo Poly Cyn, W side hillslope 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
  SBBG117984  Chorizanthe breweri M. Wetherwax, E. Painter 2000-6-11 SLO 125 San Luis Obispo SSW of Chorro Reservoir, W side of rd between reservoir and California Mens Colony prison 230 Comment
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May 8 2006
  RSA140276  Chorizanthe breweri Clare B. Hardham 1960-6-3 5989 - San Luis Obispo Santa Lucia Mountains, Cuesta Sargent Cypress Forest Comment
  UC130938  Chorizanthe breweri Katharine Brandegee 1909-5-1 San Luis Obispo near San Luis Obispo (Chorro); , near San Luis Obispo Comment
  UCR161102  Chorizanthe californica George K. Helmkamp, E. A. Helmkamp 2005-6-12 9654 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  CAS-BOT-BC191485  Chorizanthe diffusa R. F. Hoover 1969-6-5 11368 San Luis Obispo Oak Park district, Arroyo Grande Comment
  OBI11220  Chorizanthe douglasii Eben McMillan 1952-5-5 98 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  UCR42637  Chorizanthe membranacea David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18633 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  CAS-BOT-BC256952  Chorizanthe membranacea R. F. Hoover 1966-4-20 9822 San Luis Obispo 4 mi. e. of Creston on road toward La Panza Comment
  OBI62681  Chorizanthe obovata Jason Dart 2003-6-16 D 212 San Luis Obispo Was found in three areas of Lot 24 of the subdivision of lots B, C, and F of the Corbett Tract, Arroyo Grande. This parcel is located on Badger Canyon Road, 1.5 miles up Corbett Canyon Road from the intersection of Highway 227. 127 Comment
  CAS-BOT-BC252742  Chorizanthe palmeri R. F. Hoover 1948-6-29 7552 San Luis Obispo Lower Tar Srping Creek Comment
  OBI6293  Chorizanthe palmeri Robert F. Hoover 1969-6-24 11398 San Luis Obispo Santa Lucia Range. San Luis Obispo, adj to Cuesta Park Comment
  UC153428  Chorizanthe palmeri Katharine Brandegee San Luis Obispo near San Luis Obispo; Five Mile House Comment
  OBI55662  Chorizanthe staticoides David J. Keil 1989-6-3 21239 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI74387  Chorizanthe staticoides Theo Fitanides, Anthony Baniaga 2010-5-7 169 San Luis Obispo Tierra Redonda Mtn BLM ACEC 514 Comment
  JEPS13592  Chorizanthe staticoides Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5238 San Luis Obispo Parkhill Road 7.5 mi e Santa Margarita; e of Santa Margarita 457 Comment
  OBI66443  Chorizanthe staticoides David J. Keil, with Miguel Ponce 1997-1 26132 San Luis Obispo La panza mountains. ca. 0.3 miles from highway 58 on red hill road. Comment
  OBI65095  Chorizanthe uniaristata Greg Wilvert 2005-4-30 353 San Luis Obispo SE half of the Caliente Range. Above Padrones Spring 903 Comment
  OBI11163  Chorizanthe xanti Robert F. Hoover 1949-6-4 7751 San Luis Obispo At San Juan River on Pozo-Simmler Rd Comment
  OBI58147  Cicendia quadrangularis David J. Keil 1998-4-2 26524 San Luis Obispo East-West Ranch, Cambria Comment
  UCSB39850  Cichorium intybus Shaw, J. 1982-7-1 San Luis Obispo Along Los Osos Valley Road at intersection with Descanso Street in San Luis Obispo 30 Comment
  RSA201626  Cicuta maculata var. angustifolia Robert F. Hoover 1947-7-27 7337 San Luis Obispo Black Lake Canyon, south of Arroyo Grande Comment
  OBI43511  Cirsium fontinale var. obispoense David J. Keil 1977-1 San Luis Obispo Comment
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Mar 9 2017
  RSA355816  Cirsium loncholepis R. F. Thorne 1968-6-7 37769 San Luis Obispo Jack Lake: 3 miles south of Oceano Comment
  OBI81488  Cirsium occidentale Jill M. Bushakra, John Bushakra 2000-6-4 40 San Luis Obispo c. 2 miles north of Piedras Blancas Light Station on Hwy 1, west side of road. 30 Comment
  OBI81596  Cirsium occidentale Jill M. Bushakra, John Bushakara 2000-6-4 39 San Luis Obispo c. 2 miles north of Piedras Blancas Light Station on Hwy 1, west side of road. 30 Comment
  CAS-BOT-BC100983  Cirsium occidentale var. compactum Alice Eastwood; John Thomas Howell 1938-6-15 5976 A San Luis Obispo Between Cambria and San Simeon Comment
  PGM2319  Cirsium occidentale var. compactum Vern Yadon 1983-4-10 San Luis Obispo Arroyo de la Cruz, At field edge Comment
  LA211625  Cirsium rhothophilum Jason Storlie; Mark A. Elvin 2014-10-10 1 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Beach of Pacific Ocean at southern edge of Refuge. 7 Comment
  CAS-BOT-BC292739  Cirsium scariosum var. citrinum E. R. Blakley; C. F. Smith 1958-8-2 5841 San Luis Obispo Along road bordering Dune Lakes about 2 1/2 miles south of Oceano Comment
  UCSB22159  Cirsium scariosum var. loncholepis Keefe, Joseph 1967-4-21 San Luis Obispo 1000 yards southwest of Oso Flaco Lake, northwest of Santa Maria 6 Comment
  POM313123A  Cladium californicum Malcom A. Nobs, S. Galen Smith 1949-6-23 858 San Luis Obispo Bog near Highway 1, ca. 4 miles south of Arroyo Grande. Comment
  JEPS43575  Clarkia affinis Rhoda Ramona Reed 1915-5-23 471 San Luis Obispo San Luis Mt. Comment
  OBI59593  Clarkia affinis David J. Keil, with V. L. Holland 1999-5-4 28332 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  CAS-BOT-BC172290  Clarkia bottae Clare B. Hardham 1957-7-31 2490 San Luis Obispo 1/3 miles east of Mammoth Rock School, Cambria Templeton Rd., Santa Lucia Mountains Comment
  OBI12119  Clarkia bottae Robert F. Hoover 1969-6-22 11382 San Luis Obispo Santa Lucia Range. Chorro Crk cyn (Serrano Cyn) Comment
  UCR266033  Clarkia cylindrica David J. Keil 2001-5-10 29445 San Luis Obispo South Coast Range, Palo Prieto Canyon, beside Bitterwater Valley Road, about 0.4-0.7 miles west of Kern County line miles north from Hwy 58; canyon area east from road 506 Comment
  OBI12123  Clarkia cylindrica Robert F. Hoover 1946-6-2 6117 San Luis Obispo Rinconada Mine between Santa Margarita and Pozo Comment
  SEINET7042512  Clarkia cylindrica 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
  SBBG18045  Clarkia cylindrica subsp. cylindrica C. B. Hardham 1962-6-23 10357 San Luis Obispo Oak Flat 4 mi NW of Paso Robles Comment
  UC572278  Clarkia cylindrica subsp. cylindrica P. L. Johannsen 1937-5-26 1150 San Luis Obispo 1 3/4 mi se Temblor Ranch; McKittrick Quadrangle 914 Comment
  POM258754  Clarkia cylindrica subsp. cylindrica Roxana S. Ferris 1939-5-21 9752 San Luis Obispo 6 miles east of Huerhuero Creek on the Creston-Shadon road Comment
  SD133951  Clarkia cylindrica subsp. cylindrica Barbara Ertter 1989-6-10 8561 San Luis Obispo East side of Black Mountain, ca 20 air miles East North East of San luis Obispo, 3 1/2 miles from Highway 58 on the road to the Navajo Campground. Dry granitic sand at edge of McGinnis Creek, base of Chaparral hill. La Panza Range. 609 Comment
  UC373515  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-4 6 San Luis Obispo 1 mi from summit on n side Cuesta Pass 400 Comment
  UC1071908  Clarkia prostrata Kenton L. Chambers 1956-6-29 1053 San Luis Obispo 0.3 mi n of mouth Santa Rosa Creek (Hwy. 1, between highway and ocean, just n of Cambria) Comment
  UC1226833  Clarkia prostrata P. J. Hurd and Stage 1962-6-7 62 -4 San Luis Obispo 1.1 mi n Piedras Blancas Comment
  UC1279978  Clarkia prostrata Peter H. Raven 1957-6-26 10982 San Luis Obispo just s of junction of Arroyo de la Cruz Creek with State Highway 1 Comment
  OBI78329  Clarkia purpurea subsp. purpurea Robert F. Hoover 1969-5-3 11287 San Luis Obispo 4 mi W of Nipomo Comment
  UC54882  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1886-5-21 San Luis Obispo Arroyo Grande Comment
  OBI58543  Clarkia purpurea subsp. quadrivulnera David J. Keil 1998-5-4 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17 Comment
  RSA92825  Clarkia purpurea subsp. quadrivulnera Peter H. Raven 1951-6-13 2970 San Luis Obispo Santa Margarita to Pozo. Comment
  OBI42220  Clarkia speciosa David J. Keil, V. L. Holland 1986-5-26 19571 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  CAS-BOT-BC165242  Clarkia speciosa subsp. immaculata Mark A. Elvin; LynneDee Althouse 2006-5-25 4916 San Luis Obispo Central Coast: NW portion of Arroyo Grande; Old Oak Park site 76 Comment
  SBBG108307  Clarkia speciosa subsp. speciosa C. B. Hardham 1957-5-31 2037 San Luis Obispo South Rd to Adelaida Comment
  SD133955  Clarkia speciosa subsp. speciosa Barbara Ertter 1989-6-10 8562 San Luis Obispo East side Black Mountain ca 20 air miles ENE of San Luis Obispo, 3 1/2 miles from Highway 58 on road to Navajo Campground; dry granitic sand at edge of McGinnis Creek, base of chaparral hill. La Panza Range. 609 Comment
  UCD105005  Clarkia speciosa subsp. speciosa C. Epling; P. Levine, D. Mitchell 1948-6-12 s.n. San Luis Obispo San Luis Obispo County: Santa Margarita to Pozo Road, 4.4 miles E of railroad tracks. Comment
  JEPS95225 Image available Clarkia tembloriensis Robert E. Preston 1998-6-12 1122 San Luis Obispo Near base of N slope of Syncline Hill, 0.2 mi S of Hwy 58 at E end of the San Juan Grade 640 Comment
  CAS-BOT-BC165571  Clarkia unguiculata Chester Dudley 1927-6-1 s.n. San Luis Obispo Paso Robles Comment
  UCR3941  Clarkia unguiculata Frank C. Vasek 1964-1 177 Pp San Luis Obispo 1.8 mi. toward Atascadero from Cerro Alto Public Campground on Atascadero-Morro Bay Road. Comment
  OBI12080  Clarkia unguiculata Neil Havlik 1967-5-22 68 San Luis Obispo 1/2 mi S of US 101 on Reservoir Cyn Rd Comment
  UC20028  Clarkia unguiculata W. H. Brewer 1861-4-30 490 San Luis Obispo Atascadero Ranch Santa Margarita Valley Comment
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Jul 6 2010
  SBBG118510  Claytonia parviflora subsp. parviflora M. Wetherwax, E. Painter 2001-4-29 CR 479 San Luis Obispo top of Palisades above Nacimiento River and Boy Scout Rd; Camp Roberts 290 Comment
  UCR266054  Claytonia parviflora subsp. parviflora David J. Keil, Rhonda L. Riggins, R. A. Pimentel, Melissa Luckow, Lawrence M. Kelly 1988-3-18 20393 San Luis Obispo Road along ridgetop in Temblor Range south of Hurricane Road 800 Comment
  CAS-BOT-BC439584  Claytonia parviflora subsp. parviflora Ernest C. Twisselmann 1954-4-12 1043 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: 1/2 mile east of Palo Prieta Summit Comment
  SBBG34820  Claytonia perfoliata subsp. perfoliata Mrs. R. W. Summers -Apr-1884 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC454257  Claytonia perfoliata subsp. perfoliata E. P. Unangst 1908-4-12 San Luis Obispo Prefumo Canyon Comment
  SBBG96709  Clematis lasiantha D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1970 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  OBI37687  Clematis ligusticifolia Eric Wise 1983-8-10 1738 San Luis Obispo Little Morro Crk, Morro Bay Comment
  SEINET12094566  Clematis ligusticifolia S. A. Thompson, Rawlins, J. E. 1988-1 5251 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  UCD95585  Clematis ligusticifolia Austin P. Griffiths 1983-9-19 s.n. San Luis Obispo San Luis Obispo County: 28th St. and Hwy. 1, Arroyo Grande. 10 Comment
  OBI31153  Clinopodium douglasii Julie M. Vanderwier 1978-6-20 73 San Luis Obispo Indian Knob Tar Sands Comment
  OBI51356  Clinopodium douglasii Debora Guillot 1993-7-8 4 .2 San Luis Obispo San Simeon State Park. SW section of San Simeon State Park Comment
  RSA77988  Collinsia bartsiifolia var. bartsiifolia Verne Grant, Alva Grant 1948-5-28 8547 San Luis Obispo 5 miles south of Oceano on Guadalupe road. Comment
  POM216194  Collinsia bartsiifolia var. bartsiifolia D. D. Keck 1933-5-5 2222 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe Comment
  UC55386  Collinsia bartsiifolia var. davidsonii J. H. Barber 1901-4-21 A 24 San Luis Obispo bank of Huer Huero Paso Robles Comment
  SEINET7063605  Collinsia greenei 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
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Jun 18 2018
  IRVC29566  Collinsia heterophylla Mark A. Elvin, M. Moore, N. Huber, R. Leverette 2006-5-11 4833 San Luis Obispo Camp San Luis Obispo; E of Hwy 1, tributary to Chorro Creek. Central Coastal 168 Comment
  OBI57102  Collinsia heterophylla G. F. Hrusa 1995-5-2 12236 San Luis Obispo Black Butte Research Natural Area. Base of steep rocky cliff at SE base of Peak 3 500 Comment
  JEPS35338  Collinsia heterophylla R. F. Hoover 1964-6-12 9071 San Luis Obispo near Rocky Butte Fire Lookout Comment
  OBI32972  Collinsia heterophylla David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16992 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  SBBG21326  Collinsia heterophylla J. Patman 1963-5-30 San Luis Obispo S of Cambria Comment
  JEPS105751  Collinsia sparsiflora var. collina Clare B. Hardham 1961-3-17 6680 San Luis Obispo near Camp Natoma, Adelaida Comment
  SBBG122325  Collinsia sparsiflora var. collina D. Keil, V. L. Holland 2001-4-7 29256 San Luis Obispo W outskirts of Atascadero; 3-F Meadows, accessed from San Marcos Rd 365 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
  SBBG118019  Conium maculatum J. Olson 2000-6-27 San Luis Obispo Bee Rock Rd at low water bridge, E side of bridge and both sides of Bee Rock Rd; Camp Roberts Comment
  OBI5209  Conium maculatum French H. Morgan 1972-5-23 5 San Luis Obispo 3/4 mi off of US 101 in Reservoir Cyn 122 Comment
  POM262029  Conium maculatum I. L. Wiggins 1929-5-24 3749 San Luis Obispo 1.5 miles east of Templeton Comment
  CAS-BOT-BC286201  Conyza canadensis Clare B. Hardham 1956-11-12 1520 San Luis Obispo Santa Lucia Mountains. Shores of Atascadero Lake Comment
  UCSB61623  Cordylanthus rigidus subsp. rigidus Heckard, L. 1971-9-27 San Luis Obispo Along Ormonde road, 0.7 miles east of Pismo Beach-Edna road 45 Comment
  OBI52085  Cordylanthus rigidus subsp. rigidus Steven A. Junak, Tina J. Ayers 1989-6-28 4099 San Luis Obispo Cuesta Ridge Botanical Area: Along Main Rd (USFS rd #29S11.3) about 0.1 mi W of Peak 2478, 0.7 mi W of E boundary sign for the Botanical Area, about 3.7 mi W of hwy 101 747 Comment
  OBI66038  Cordylanthus rigidus subsp. rigidus D. R. Miller 1996-6-16 696 -629 San Luis Obispo Pine Mt Region. Non Pico Loop Trl S slope of Pine Mt, the Pico crk drainage Comment
  SBBG100096  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1968-7-17 2064 San Luis Obispo Cuesta Pass, just off US Hwy 101 at summit on rd to KSBY transmitting tower 487 Comment
  UC1284972  Coreopsis bigelovii R. F. Hoover 1947-3-29 6808 San Luis Obispo 5 mi e Creston (on La Panza road) Comment
  CAS-BOT-BC287061  Coreopsis calliopsidea Beatrice F. Howitt 1960-4-7 201 San Luis Obispo About 1 mile E of Cholame Comment
  CAS-BOT-BC287051  Coreopsis calliopsidea Ernest C. Twisselmann 1954-4-17 1077 San Luis Obispo Temblor Range and the Western San Joaquin Valley. [Sandiago] Joe's Spring, 8 miles E of Simmler 762 Comment
  RSA0070727  Coreopsis calliopsidea N. H. French 1937-3-9 879 San Luis Obispo Carrizo Plains. [Label incorrectly identifies county as Kern] 610 Comment
  UC614837  Coreopsis calliopsidea Beryl O. Schreiber 1934-4-1 1059 San Luis Obispo Corrizo Plains Comment
  OBI16643  Corethrogyne filaginifolia F. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  OBI31980  Corethrogyne filaginifolia David J. Keil 1982-6-26 16210 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI4929  Corethrogyne filaginifolia Robert F. Hoover 1969-9-21 11602 San Luis Obispo S end of Morro Bay Comment
  OBI50342  Corethrogyne filaginifolia Tawney Odegard 1985-7-20 47 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
  SBBG8011  Corethrogyne filaginifolia H. and M. Dearing 1940-8-18 4468 San Luis Obispo Oso Flaco Lake Comment
  SBBG82917  Corethrogyne filaginifolia C. F. Smith 1952-7-11 3678 b San Luis Obispo St Hwy 166, lower Cuyama Valley near Russell and Spanish Ranches Comment
  UC455493  Corethrogyne filaginifolia I. J. Condit 1908-11-14 23 San Luis Obispo Oceano Comment
  UCD130834  Corethrogyne filaginifolia K. L. Chambers 1966-8-30 2475 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  CAS-BOT-BC101441  Corethrogyne filaginifolia Ernest C. Twisselmann 1956-11-3 3223 San Luis Obispo Service Road 0.1 mile below west end of Salinas Dam 399 Comment
  OBI16667  Corethrogyne filaginifolia Robert F. Hoover 1946-9-22 6453 San Luis Obispo Near Piedreas Blancas Point Comment
  OBI53474  Corethrogyne filaginifolia Arthur W. Hazebrook 1991-6-6 95 San Luis Obispo Nipomo dunes complex, Big Coreopsis Hill, SW facing side of Hill Comment
  OBI59272  Corethrogyne filaginifolia Austin P. Griffiths 1980-11-18 s.n. San Luis Obispo Pismo Dunes. On ocean-facing shoulder of transverse dune just within oceanfront dune system, ca 1/3 way S of Grover City beach ramp towards Oceano ramp Comment
  SBBG33723  Corethrogyne filaginifolia C. B. Hardham 1982-8-28 25190 San Luis Obispo W branch of Huerhuero River, near Erickson Reservoir 426 Comment
  UC455824  Corethrogyne filaginifolia E. P. Unangst 1906-9-1 San Luis Obispo Cuesta school house San Luis Obispo Comment
  POM147151  Corethrogyne filaginifolia var. filaginifolia Alice Eastwood 1927-7-29 14937 San Luis Obispo Morro Sands Comment
  RSA187447  Cornus glabrata I. L. Wiggins 1929-5-21 3708 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  UC1122762  Cornus glabrata G. T. Nordstrom 1937-5-15 1254 San Luis Obispo 1.3 mi. e. Asuncion School; Adelaida Quad. Comment
  OBI29118  Cornus sericea subsp. occidentalis Karen Symonds 1982-7-25 22 San Luis Obispo Montana de Oro state park. along Coon crk trail Comment
  CDA43342  Cortaderia jubata David J. Keil 2011-11-9 31168 San Luis Obispo Grand Ave., Grover Beach. Just east of entrance to Pismo State Beach. Comment
  OBI40161  Cotula coronopifolia David J. Keil 1981-4-25 14589 San Luis Obispo Baywood Park at Sweet Springs Marsh Comment
  UC57586  Cotula coronopifolia J. H. Barber 1898-7-20 San Luis Obispo Santa Ynez Canyon Comment
  OBI31282  Crassula connata Joy Nishida, Robert Allen 1982-4-10 561 San Luis Obispo American Cyn campground 536 Comment
  OBI55355  Crassula tillaea David J. Keil 1998-4-7 26590 San Luis Obispo 0.5 mi. N from Hwy 58 on Hwy 229. 396 Comment
  OBI24083  Crocanthemum scoparium Janice M. Toyoshima 1979-5-18 M 5 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  UC186041  Crocanthemum scoparium var. scoparium T. S. Brandegee San Luis Obispo San Simeon Comment
  OBI61096  Croton californicus P. A. Holden 1966-5-22 19 San Luis Obispo Near Pismo Beach in open field to S of town Comment
  CAS-BOT-BC190110  Crypsis schoenoides Ernest C. Twisselmann 1968-10-21 15032 San Luis Obispo Paso Robles. Salinas River just below the Highway 46 bridge. 181 Comment
  UCD145271  Crypsis schoenoides Barry Hammel 1976-8-3 412 San Luis Obispo San Luis Obispo Co.: Lake Nacimiento. 243 Comment
  UCD119001  Cryptantha barbigera R. F. Hoover 1947-4-4 6873 San Luis Obispo San Luis Obispo County: west side of Cottonwood Pass. Comment
  OBI75452  Cryptantha clevelandii Jenner Whitt 2003-4-14 45 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI81213  Cryptantha clevelandii Zoe Dascalos, Lindsey Ellenburg, Jake Williams, Alexis Martin, Maerill Ceballos 2015-4-24 9 San Luis Obispo Johnson Rach Open Space Comment
  SEINET3083597 Image available Cryptantha clevelandii Art Whistler 1967-4-8 89 San Luis Obispo Near the top of Nipomo Mesa on Hwy 1 (state) Comment
  UC1063940  Cryptantha clevelandii B. Bolt 1936-3-11 612 San Luis Obispo 1.25 mi se Mouth of Osos Creek; Cayucos Quad. 30 Comment
  UCR140156  Cryptantha clevelandii George K. Helmkamp 2004-4-1 8417 San Luis Obispo Central Coast, Nipomo Mesa; Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi south of Halcyon Rd. 76 Comment
  UCSB37980  Cryptantha clevelandii Edge, Lyda 1972-5-8 San Luis Obispo Low area north of Los Osos Valley Road, Los Osos Comment
  OBI52081  Cryptantha clevelandii var. clevelandii Steven A. Junak 1990-5-15 4333 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest: Santa Lucia Mts: near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, at NW corner of excavated area at Pick and Shovel Mine 527 Comment
  OBI7635  Cryptantha clevelandii var. florosa Christian Smith 1975-5-20 s.n. San Luis Obispo Near salt marsh in Morro Bay Comment
  OBI20710  Cryptantha corollata Robert F. Hoover 1967-4-15 10457 San Luis Obispo Cyn just W of Cottonwood Cyn bridge, lower Cuyama Valley Comment
  OBI20753  Cryptantha intermedia Robert F. Hoover 1952-5-6 8155 San Luis Obispo 6 mi E of Creston on La Panza Rd Comment
  UC455983  Cryptantha intermedia I. J. Condit 1910-3-30 San Luis Obispo Painted Rock Carrisa Plains Comment
  UC1450990  Cryptantha leiocarpa Mrs. R. W. Summers 1882-1 269 San Luis Obispo East Depot Chalcedon Hill Comment
  OBI20773  Cryptantha micromeres Robert F. Hoover 1947-3-19 6694 San Luis Obispo Oak Park district Comment
  OBI74284  Cryptantha muricata Theo Fitanides, Anthony Baniaga 2010-2-28 28 San Luis Obispo Tierra Redonda Mtn BLM ACEC 536 Comment
  SBBG95731  Cryptantha muricata D. Keil with V. L. Holland 1986-6-9 19642 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  UC78572  Cryptantha muricata E. Palmer, M. D. 1876-7-22 376 San Luis Obispo Pine Mountains opposite St. Simeon Bay. Comment
  UC1285292  Cryptantha nemaclada R. F. Hoover 1952-5-24 8207 San Luis Obispo Caliente Mt. Comment
  OBI64416  Cryptantha sparsiflora David J. Keil 2001-3-28 29209 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 2.2 mile west of Kern County line. 597 Comment
  OBI7191  Cupressus arizonica Jack M. Farrell 1955-2-21 78 San Luis Obispo Cal Poly campus Comment
  SEINET3558361 Image available Cupressus macrocarpa James Montgomery 1969-8-9 83277 a San Luis Obispo Morro Bay State Park. Comment
  CAS-BOT-BC80877  Cupressus sargentii Alice Eastwood 1929-3-7 16859 San Luis Obispo Chorro Creek Comment
  UC454374  Cupressus sargentii I. J. Condit 1910-2-22 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC80872  Cupressus sargentii C. B. Wolf 1934-11-3 6217 San Luis Obispo Santa Lucia Mts., main ridge of Cypress Mt., 3 mi. N.W. of Mora Bros. Ranch on Cambria-Paso Robles Road 868 Comment
  NY16819  Cupressus sargentii C. B. Wolf 1934-11-1 6214 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
  NY16835  Cupressus sargentii C. B. Wolf 1934-11-4 6218 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
  NY16837  Cupressus sargentii C. B. Wolf 1934-11-3 6217 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
  NY16858  Cupressus sargentii T. S. Elias 1984-7-27 8597 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
  CAS-BOT-BC215936  Cuscuta californica R. F. Hoover 1946-9-15 6395 San Luis Obispo 4 mi. se. of Santa Margariat Comment
  UC1583652  Cuscuta occidentalis David Keil 1986-5-31 19626 San Luis Obispo between end of Martingale Ave and Eto Lake; Los Osos-Baywood Park Area Comment
  UC1928013  Cuscuta subinclusa David Keil 1998-10-9 28131 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
  OBI70801  Cyclospermum leptophyllum David J. Keil 2009-8-16 30634 San Luis Obispo San Luis Obispo. Along Walker Street between Pismo Street and Higuera Street. 35 deg. 16.389'N x 120 deg. 40.143'W 50 Comment
  OBI76915  Cyclospermum leptophyllum D. R. Miller 2011-11-25 1111 .1007 San Luis Obispo 20001 Hwy 1 (+/- county line) 100 Comment
  CDA1941  Cynodon dactylon Deanna Montgomery 1986-8-14 67 San Luis Obispo Poly Canyon. Comment
  OBI31091  Cynodon dactylon Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI55368  Cyperus difformis David J. Keil 1998-8-19 27951 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  CAS-BOT-BC114473  Cyperus eragrostis Ernest C. Twisselmann 1955-9-1 2357 San Luis Obispo Old Cuestra Grade, Santa Lucia Mountains. 289 Comment
  UCR159299  Cyperus esculentus George K. Helmkamp, E. A. Helmkamp 2004-7-12 8755 San Luis Obispo Central Coast, Nipomo Mesa. Mesa Dunes Mobile Home Park along Mesa View Dr. 0.2 mi south of Jct with Halcyon Rd. (SE of Oceano) 76 Comment
  SBBG119100  Cyperus involucratus M. Wetherwax, E. Painter 2000-11-14 SLO 175 San Luis Obispo Chorro Crk; Camp San Luis Obispo 100 Comment
  CAS-BOT-BC113888  Cyperus niger var. capitatus Clare Butterworth Hardham 1958-9-2 3916 San Luis Obispo Stenner Creek near Lan Luis Obispo Comment
  CAS-BOT-BC186648  Danthonia californica R. F. Hoover 1947-5-25 7213 San Luis Obispo Cambria Comment
  CDA33822  Datura ferox JS 2010-11-29 PDR# 1336015 San Luis Obispo Arroyo Grande; 2263 Callender Rd 0 Comment
  UCR266026  Datura stramonium David J. Keil 2002-11-11 29928 San Luis Obispo Along Buckley Road west of San Luis Obispo County Airport 38 Comment
  CDA20928  Datura wrightii G. F. Hrusa 1993-5-2 11072 San Luis Obispo Paso Robles: approx. 50 meters S of Niblick Rd. bridge on E side of Salinas River. 0 Comment
  OBI72963  Datura wrightii Ann Cochran 1986-7-19 25 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl 579 Comment
  OBI3742  Daucus pusillus Elizabeth Rudd 1971-5-23 281 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI5591  Daucus pusillus Sharon Jochums 1974-5-18 228 San Luis Obispo Arroyo de la Cruz area just S of river W of hwy 1 Comment
  OBI16275  Deinandra corymbosa Robert F. Hoover 1965-10-1 9707 San Luis Obispo Los Osos Valley 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-BC293917  Deinandra fasciculata R. F. Hoover 1947-5-27 7226 San Luis Obispo Between San Luis Mt. and Mt. Bishop near San Luis Obispo Comment
  CAS-BOT-BC293921  Deinandra fasciculata R. F. Hoover 1963-7-30 8586 San Luis Obispo Los Osos Valley (northeast side) Comment
  UC88940  Deinandra fasciculata K. Brandegee 1885-7-1 San Luis Obispo San Luis Obispo Comment
  OBI16271  Deinandra fasciculata Robert F. Hoover 1947-6-2 7255 San Luis Obispo Near Cayucos Comment
  UCSB28173  Deinandra fasciculata Tanowitz, Barry 1974-8-2 San Luis Obispo Morro Bay; along Baywood Park Rd., 3/4 mile from Hwy. 1 Comment
  CAS-BOT-BC130995  Deinandra halliana R. F. Hoover 1949-5-1 7654 San Luis Obispo Cholame Valley, at junction of Cottonwood and Polonio Pass roads Comment
  CAS-BOT-BC299355  Deinandra increscens subsp. increscens R. F. Hoover 1947-8-10 7366 San Luis Obispo Osos Valley Comment
  CAS-BOT-BC299391  Deinandra increscens subsp. increscens Wm. M. Hiesey 1937-8-12 392 San Luis Obispo On coast highway between San Carpojo Creek and Arroyo de la Cruz Comment
  OBI16167  Deinandra increscens subsp. increscens Robert F. Hoover 1947-8-10 7366 San Luis Obispo Osos Valley Comment
  CAS-BOT-BC299365  Deinandra increscens subsp. increscens H. M. Hall 1929-11-4 12761 San Luis Obispo Poso Road 15 miles from Santa Margarita Comment
  UC1285428  Deinandra paniculata R. F. Hoover 1946-9-15 6404 San Luis Obispo Pozo Comment
  SBBG55591  Deinandra paniculata D. Keil 1980-9-19 14223 San Luis Obispo 5 mi N of Hwy 58 along Shell Crk Rd, just S of Cyn Ranch Comment
  CAS-BOT-BC292052  Deinandra pentactis R. F. Hoover 1965-9-19 9592 San Luis Obispo 2 mi. e. of Santa Margarita Comment
  UC1069536  Deinandra pentactis H. C. Lee 1937-5-10 922 San Luis Obispo 2 mi se of San Miguel; Paso Robles Quadrangle Comment
  CAS-BOT-BC292062  Deinandra pentactis Ernest C. Twisselmann 1954-6-5 1337 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains: Santa Margarita Highway, 6 miles west of Simmler 609 Comment
  OBI47951  Delairea odorata Maurenn Silveira 1986-11-5 1 San Luis Obispo Approx 1/4 mi up Poly Cyn Comment
  RSA140044  Delphinium californicum Clare B. Hardham 5840 San Luis Obispo W of Templeton Comment
  CAS-BOT-BC9186  Delphinium cardinale R. F. Hoover 1963-7-31 8594 San Luis Obispo 2 miles south of Atascadero, west of Highway 101. Comment
  CAS-BOT-BC9189  Delphinium cardinale Denise Des Laurier 1965-6-26 s.n. San Luis Obispo Mt. Springs Canyon, west of Paso Robles 304 Comment
  CAS-BOT-BC8681  Delphinium gypsophilum Roxana Stinchfield Ferris 1955-5-23 12799 San Luis Obispo Summit of grade along road from Creston to Shandon (4.5 mi. N of cemetery) Comment
  LA38357  Delphinium gypsophilum Lewis; Epling 655 San Luis Obispo 1.1 mi. W of the West Fork of road to Camp Pleyto - 10.5 mi. W of overpass on 101 Comment
  RSA148059  Delphinium gypsophilum subsp. gypsophilum Mildred Mathisa 1953-4-27 s.n. San Luis Obispo Carizzo Plains near Soda Lake Comment
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Nov 30 2012
  RSA790120  Delphinium gypsophilum subsp. gypsophilum Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2010-5-6 5 San Luis Obispo South Coast Ranges; Carrizo Plain; North of Carrizo Plain National Monument; foothills of Temblor Range. Northeast of Highway 58, approx. 0.7 miles on access road. 726 Comment
  CAS-BOT-BC10228  Delphinium hesperium Clare Butterworth Hardham 1960-5-11 5672 San Luis Obispo Morro del Mar Comment
  OBI83638  Delphinium parryi David J. Keil 1992-5-2 22854 San Luis Obispo Laguna Lake Park. Comment
  RSA342261  Delphinium parryi Robert F. Thorne, Percy C. Everett 1963-6-8 32175 San Luis Obispo 6 miles NW of Bradley on road to Jolon 213 Comment
  UC1601410  Delphinium parryi subsp. blochmaniae Marcus E. Jones, A. M. 1882-5-5 3228 San Luis Obispo San Luis Obispo Comment
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Sep 21 2014
  UC569958  Delphinium parryi subsp. blochmaniae H. C. Lee 1936-2-27 436 San Luis Obispo mesa south of Black Lake Canyon 106 Comment
  CAS-BOT-BC7869  Delphinium parryi subsp. blochmaniae R. F. Hoover 1969-5-3 11296 San Luis Obispo 3 mi. W of Nipomo Comment
  OBI10621  Delphinium parryi subsp. blochmaniae Robert F. Hoover 1969-5-3 11296 San Luis Obispo 3 mi W of Nipomo Comment
  OBI26583  Delphinium parryi subsp. eastwoodiae David J. Keil 1981-5-31 s.n. San Luis Obispo County of Educational Facility at Rancho el Chorro Comment
  OBI29302  Delphinium parryi subsp. eastwoodiae Lou Morton 1981-5-17 San Luis Obispo Laguna Lake Park Comment
  UC569978  Delphinium parryi subsp. eastwoodiae C. M. Belshaw 1936-3-25 1729 San Luis Obispo 3.6 mi ne Valencia Peak; Cayucos Quadrangle 396 Comment
  CAS-BOT-BC121368  Delphinium parryi subsp. eastwoodiae Alice Eastwood 1928-5-17 15119 San Luis Obispo Along Chollo [=Chorro] Creek, on hills. Comment
  OBI10617  Delphinium parryi subsp. parryi Robert F. Hoover 1967-5-20 10579 San Luis Obispo W side of Carrizo Plain about 1 mi S of Calif Valley headquarters Comment
  OBI10625  Delphinium parryi subsp. parryi Robert F. Hoover 1952-6-10 8247 San Luis Obispo Black Mt, La Panza Range. Near streamlet just N of summit Comment
  OBI10633  Delphinium recurvatum Robert F. Hoover 1968-4-17 11064 San Luis Obispo N side of Soda Lake, Carrizo Plain Comment
  OBI8535  Delphinium recurvatum Craig Woods 1978-4-3 74 San Luis Obispo W side of Carrizo Plain along Sim. Soda lake sand diego crk rd 1 mi NW of the S end of large Soda lake 610 Comment
  OBI10607  Delphinium umbraculorum Robert F. Hoover 1953-5-3 8285 San Luis Obispo Lopez Cyn Comment
  UC573586  Delphinium variegatum T. M. Hendrix 1937-4-28 138 San Luis Obispo 4.3 mi ene New District School; Pozo Quadrangle 365 Comment
  CAS-BOT-BC82993  Dendromecon rigida Mr. Chester Dudley 1936-5-1 s.n. San Luis Obispo La Panza Mountains. Comment
  UCD95195  Dendromecon rigida G. F. Hrusa 1993-5-22 11115 San Luis Obispo San Luis Obispo Co.: Black Butte Research Natural Area. 1/2 m. N of Mt. Lowe. 600 Comment
  RSA0023303  Deschampsia danthonioides Greg Wilvert 2005-5-31 458 San Luis Obispo Southeast half of the Caliente Range. Along Pipeline Road 927 Comment
  SBBG118227  Deschampsia danthonioides M. Wetherwax, E. Painter 2001-4-4 CR 153 San Luis Obispo S of Range Control; Camp Roberts 200 Comment
  CAS-BOT-BC201629  Deschampsia danthonioides R. F. Hoover 1968-4-16 11061 San Luis Obispo North side of Soda Lake, Carrizo Plain Comment
  SBBG34781  Deschampsia danthonioides C. B. Hardham 1958-7-1 3742 San Luis Obispo South Fk of Old Crk Comment
  OBI22308  Deschampsia elongata Robert F. Hoover 1947-5-4 7122 San Luis Obispo Cambria Comment
  CAS-BOT-BC39707  Descurainia John H. Thomas 1959-3-20 7561 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, about 17 miles south of San Luis Obispo. 15 Comment
  OBI3983  Descurainia pinnata J. Patman 1963-4-13 1112 San Luis Obispo About 20 ft above high tide. Just S of Oceano Comment
  UC821355  Desmazeria rigida Alice Eastwood, John Thomas Howell 1936-5-6 2221 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC152492  Diplacus aurantiacus Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  OBI64791  Diplacus douglasii D. R. Miller 1995-3-7 395 -556 San Luis Obispo Pine Mt Region. Across from Ridge Gate; E slope of Pine Mtn; Pico Crk drainage 914 Comment
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Mar 12 2017
  CAS-BOT-BC153975  Diplacus rattanii Clare B. Hardham 1961-5-18 7087 San Luis Obispo Pine Mt. north of Cambria Comment
  CAS-BOT-BC195709  Distichlis spicata R. F. Hoover 1965-9-19 9627 San Luis Obispo Carrizo Plain, on west side of Soda Lake Comment
  OBI22318  Distichlis spicata Robert J. Rodin 1962-6-9 6883 San Luis Obispo Cuyama Valley along Cuyama Crk by bridge 43 mi E of hwy 101 Comment
  JEPS53478  Dithyrea maritima William S. Cooper 1925-8-21 167 San Luis Obispo Oso Flaco Lake Comment
  UC524040  Dodecatheon clevelandii subsp. insulare Ira L. Wiggins 1932-3-24 5845 San Luis Obispo w Paso Robles (near Adelaide); , w of Paso Robles Comment
  OBI10107  Drymocallis glandulosa F. Rush 1956-1 75 San Luis Obispo Mt. SLO Comment
  UC1046437  Drymocallis glandulosa var. wrangelliana Alex D. Hawkes and Rimo Bacigalupi 1951-4-26 4894 San Luis Obispo road from San Luis Obispo toward Huasna Canyon near Arroyo Grande; near Arroyo Grande Comment
  OBI81229  Dudleya abramsii David J. Keil, Malcom McLeod 1987-9-28 20353 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-BC310339  Dudleya abramsii subsp. bettinae R. F. Hoover 1964-6-13 9101 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  OBI51764  Dudleya abramsii subsp. murina R. Mike Arens 1994-6-10 91 San Luis Obispo Calif Polytechnic State Univ Campus, N side Grande Ave ~100 m E of Perimeter Rd intersection 244 Comment
  CAS-BOT-BC109531  Dudleya abramsii subsp. murina Peter H. Raven 1951-6-13 2967 San Luis Obispo Hillcut north end of San Luis Obispo. Comment
  UC1392776  Dudleya abramsii subsp. murina R. F. Hoover 1969-6-23 11384 San Luis Obispo end of Lawrence Dr Comment
  CAS-BOT-BC33284  Dudleya bettinae Robert Francis Hoover 1947-6-27 7278 San Luis Obispo First ridge west of Cerro Romauldo Comment
  SBBG35662  Dudleya caespitosa H. M. Pollard 1968-6-7 San Luis Obispo Oso Flaco Comment
  SD127838  Dudleya caespitosa Darley F. Howe 1961-7-23 San Luis Obispo 12.7 miles south of San Luis Obispo County line. Comment
  UCR59829  Dudleya lanceolata George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  UCR76720  Dudleya lanceolata George K. Helmkamp 1993-7-18 E- 7 San Luis Obispo Los Osos. 46 Comment
  SBBG49005  Dudleya lanceolata J. Copeland 1974-7-19 San Luis Obispo 2 mi W of Hwy 101 on Tefft Avenue, Grand View Mesa, Nipomo Comment
  OBI31245  Dudleya pulverulenta Joy Nishida 1982-8-12 521 San Luis Obispo 1.2 mi S of American Cyn campground Comment
  SBBG117517  Dysphania botrys M. Wetherwax 2002-10-2 CR 371 San Luis Obispo end of Bivouac tank trail at Nacimiento River; Camp Roberts 180 Comment
  UC1118023  Eastwoodia elegans A. E. Wieslander 1938-5-9 759 San Luis Obispo Cuyama Valley Santa Ynez, Cuyama Valley 762 Comment
  RSA522563  Eastwoodia elegans David J. Keil, R. Riggins, Kathryn Bay 1986-4-26 19246 San Luis Obispo SW flank of Temblor Range. 3.05 miles east of road to center of Carrizo Plain (to RC Farm) on Elkhorn Road and north 0.25 miles to gate on unnamed dirt road. 762 Comment
  OBI6478  Echinodorus berteroi Shirley Sparling 1970-10-1 1373 San Luis Obispo Along the edge of a pond just N of the airport on the campus of Calif Poltechnic College, San Luis Obispo Comment
  OBI20018  Ehrendorferia chrysantha David J. Keil 1979-6-9 s.n. San Luis Obispo Calf Cyn along hwy 58 near jctn with hwy 229 Comment
  OBI32508  Ehrendorferia chrysantha Rhonda Riggins 1982-5-15 1402 San Luis Obispo hwy 58 0.8 mi W of Huerhuero Rd, 2.2 mi W Creston-O'Donovan Rd Comment
  OBI55195  Ehrendorferia chrysantha Greg Frugoli 1997-5-9 83 San Luis Obispo Pozo Rd, E of the summit, La Panza Range, Los Padres NF (hwy 58 burn area) 671 Comment
  OBI58897  Eleocharis bella David J. Keil 1998-5-6 27107 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  CDA11014  Eleocharis macrostachya G. F. Hrusa 1993-5-21 11045 San Luis Obispo Huasna Region; Huasna area. Approximately 4 km. beyond Stony Creek Campground. Comment
  OBI32270  Eleocharis macrostachya David J. Keil, Eric Wise 1981-5-25 14836 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI5039  Eleocharis macrostachya Robert J. Rodin 1956-5-22 6070 San Luis Obispo Near Atascadero Comment
  UCR29087  Eleocharis macrostachya David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1981-4-24 14568 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  RSA0019494  Eleocharis palustris David J. Keil 1981-5-31 s.n. San Luis Obispo County Educational Facility at Rancho El Chorro. Comment
  OBI22612  Eleocharis parishii Robert F. Hoover 1969-7-3 11410 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI22614  Eleocharis parishii Robert F. Hoover 1946-9-15 6409 San Luis Obispo Crossing of San Juan river on Pozo Summler rd Comment
  OBI60683  Eleocharis parishii Lynne Dee Oyler 1990-10-11 2027 San Luis Obispo Santa Margarita Crk tributary just NE of Santa Margarita Ranch HQ, E of the sorting pens Comment
  RSA201688  Eleocharis parishii Robert F. Hoover 1964-5-10 7139 San Luis Obispo Alamo Creek near Cuyama River Comment
  UC2027497  Elymus David J. Keil 2012-8-21 31503 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, north of Grand Ave., Grover Beach. Comment
  UC1925827  Elymus X gouldii David Keil 1982-6-26 16191 San Luis Obispo Vicinity of Arroyo de La Cruz N of San Simeo. Adjacent to highway department of work area at S end of Bridge. Comment
  OBI73000  Elymus condensatus David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25415 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  UC1146328  Elymus elymoides subsp. elymoides R. F. Hoover 1965-6-17 9432 San Luis Obispo ridge nw Cuesta Pass; Santa Lucia Range Comment
  CAS-BOT-BC203669  Elymus glaucus subsp. glaucus R. F. Hoover 1964-6-7 8993 San Luis Obispo San Carpoforo Creek just above Windy Point Comment
  CAS-BOT-BC203659  Elymus glaucus subsp. glaucus R. F. Hoover 1964-6-5 8934 San Luis Obispo Near summit of ridge west of upper Lopez Canyon Comment
  OBI69679  Elymus triticoides LynneDee Oyler 1988-8-31 572 San Luis Obispo Moonshadow Ranch, equestrian. 215 acres on SE corner of 46 and Hwy 1 Comment
  SBBG118422  Emmenanthe penduliflora var. penduliflora M. Wetherwax, E. Painter 2003-4-13 CR 433 San Luis Obispo above Nacimiento River and Boy Scout Rd; Camp Roberts 300 Comment
  OBI65110  Encelia actoni Greg Wilvert 2005-4-30 368 San Luis Obispo SE half of the Caliente Range. 1 km E of Padrones Spring. 945 Comment
  SEINET12087303  Enemion occidentale I. L. Wiggins 1932-1 s.n. San Luis Obispo W of Paso Robles Comment
  CDA21430  Ephedra californica G. F. Hrusa 2005-3-31 16396 San Luis Obispo Carrizo Plain; Flats at base of Caliente Mtns., immed. W of Swain Ridge. 746 Comment
  OBI64936  Ephedra californica Greg Wilvert 2005-3-24 27 San Luis Obispo SE Half of the Caliente Range. Approx 1.6 km NNW of Wells Cyn 939 Comment
  CAS-BOT-BC81671  Ephedra californica Roxana S. Ferris 1935-3-30 9140 San Luis Obispo Head of Cuyama Valley near Kern County line Comment
  JEPS13581  Ephedra californica Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-24 5220 San Luis Obispo 0.8 mi e of junction with road from Ventura and U. S. Highway 399 s (in upper part of Cuyama Valley); Cuyama Valley, U. S. Highway 399 (and State Highway 166) 777 Comment
  OBI71073  Ephedra viridis G. F. Hrusa 2000-4-10 15323 San Luis Obispo Carrizo plain Natural Area. HIlls above and to W of Swain Pasture 762 Comment
  CAS-BOT-BC166407  Epilobium canum subsp. canum Ernest C. Twisselmann 1967-9-9 13682 San Luis Obispo Palo Prieta Creek below Ortega Spring 594 Comment
  OBI3491  Epilobium ciliatum Lynch 1971-5-29 47 San Luis Obispo S shore Shepherd's Reservoir. Cal Poly campus Comment
  SBBG110226  Epilobium ciliatum subsp. ciliatum C. B. Hardham 1957-7-31 2505 San Luis Obispo Cambria, Templeton Rd Comment
  POM258986  Epilobium ciliatum subsp. watsonii Alice Eastwood, John Thomas Howell 1938-6-15 5985 San Luis Obispo Piedras Blancas Comment
  OBI78337  Epilobium minutum Robert F. Hoover 1952-5-11 8196 San Luis Obispo Burned area at Navajo Camp, La Panza range Comment
  UCSC000489  Epilobium minutum E. P. Unangst 2008-4-12 838 San Luis Obispo San Luis Obispo, Prefumo Canon Comment
  SBBG1164  Epipactis gigantea C. B. Hardham 1957-4-14 1667 San Luis Obispo Santa Rita Rd, Templeton to Cayucos Comment
  UCSB37987  Epipactis gigantea Edge, Lyda 1974-6-11 San Luis Obispo beside Santa Rita Canyon Road; Old Creek Comment
  CAS-BOT-BC57120  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
  SBBG104941  Equisetum laevigatum M. D. Proctor, E. A. Young 1993-3-17 ROB 195 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI59079  Eragrostis barrelieri David J. Keil 1998-6-15 27839 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles E of junction with Old Creek Rd., just W of junction with Apple Rd. 378 Comment
  OBI44973  Eragrostis curvula David J. Keil 1984-7-19 18298 San Luis Obispo Just off Los Osos Valley Rd on Foothill Blvd Comment
  OBI50159  Eragrostis mexicana Michael Curto 1991-12-9 817 San Luis Obispo Calif Polytechnic State Univ Campus, N side Grande Ave ~100 m E of Perimeter Rd intersection Comment
  CAS-BOT-BC209652  Eremalche parryi R. F. Hoover 1952-4-1 8067 San Luis Obispo East edge of Carrizo Plain, 8 mi. e. of Simmler Comment
  CAS-BOT-BC214396  Eremalche parryi subsp. kernensis R. F. Hoover 1952-4-20 8134 San Luis Obispo Temblor Range near north end of Elkhorn Plain Comment
  UCR4770  Eremalche parryi subsp. kernensis Frank C. Vasek 1965-3-27 650327- 02 San Luis Obispo Temblor Range, Crocker Grade Road south of McKittrick Comment
  UC56108  Eremothera boothii subsp. decorticans J. H. Barber 1899-5-25 San Luis Obispo Paso Robles Comment
  SBBG29131  Eriastrum densifolium R. S. Ferris 1939-6-9 9773 San Luis Obispo northern edge of Atacasdero 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
  CDA17522  Eriastrum densifolium subsp. densifolium Austin Griffiths, Brad Seek 1980-8-12 s.n. San Luis Obispo Pismo Dunes; ca. halfway towards Grover City ramp. Comment
  UC2027176  Eriastrum densifolium subsp. elongatum Greg Wilvert 2005-6-3 463 San Luis Obispo Southeast Half of the Caliente Range: 1.1 km W of Semper Spring Comment
  UC2027076  Eriastrum pluriflorum Greg Wilvert 2005-5-4 380 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  UC23884  Eriastrum pluriflorum L. Jared 1822-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  CAS-BOT-BC514840  Eriastrum pluriflorum subsp. pluriflorum David D. Keck 1934-4-26 2800 San Luis Obispo 4 mi S of Cholame on road to Annette Comment
  UC1118651  Ericameria arborescens B. Bolt 1936-4-21 682 San Luis Obispo 4 mi ene of mouth of Smith Creek; Cayucos Quadrangle 457 Comment
  OBI16563  Ericameria ericoides Robert F. Hoover 1946-10-18 6500 San Luis Obispo Upper Arroyo Grande Comment
  OBI23587  Ericameria ericoides D & D. Patterson, D. Patterson 1970-1-16 155 San Luis Obispo 1/4-1/2 mi from Pacific Ocean, below Oso Flaco Lake. Comment
  OBI4160  Ericameria ericoides Julie R. Potter 1968-12-31 6 San Luis Obispo Morro Bay state park Comment
  UCR122756  Ericameria ericoides R. D. Goeden 1998-9-9 s.n. San Luis Obispo Central Coast, Elfin Forest Nature Reserve, Baywood Park, Los Osos 8 Comment
  CAS-BOT-BC292907  Ericameria ericoides R. F. Hoover 1946-10-20 6513 San Luis Obispo Upper Huasna River just below Arroyo Seco Comment
  RSA344382  Ericameria ericoides C. F. Smith 1974-10-4 10774 San Luis Obispo Along Hwy 166 near Alamo Creek. Comment
  RSA8317  Ericameria linearifolia I. L. Wiggins 1932-3-21 5797 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  SD40892  Ericameria nauseosa var. hololeuca Carl B. Wolf 1932-11-18 4419 San Luis Obispo Upper end of Cuyama Valley, Santa Maria, Maricopa State Highway, 1 mile west of Kern Co. Line. Comment
  CAS-BOT-BC299082  Ericameria nauseosa var. hololeuca R. F. Hoover 1966-10-7 10118 San Luis Obispo Cuyama River at mouth of Chimney Canyon Comment
  OBI23206  Erigeron bonariensis Pat Hawkins 1979-11-20 4 San Luis Obispo 2.4 mi W on Rocky cyn Rd 2.5 mi S of Creston 457 Comment
  OBI16547  Erigeron foliosus unk 1952-6-7 139 San Luis Obispo Carrisa Plain-1 mi W 2 mi S, Simmler Comment
  UC31479  Erigeron foliosus var. franciscensis unknown San Luis Obispo Arroyo Grande Comment
  UCSB33593  Erigeron glaucus Simmons, Karen 1979-2-18 San Luis Obispo Turnout, ocean side of Hwy. 1, 3 miles north of San Simeon State Beach 9 Comment
  CAS-BOT-BC189164  Eriodictyon crassifolium var. nigrescens R. F. Hoover 1947-5-10 7141 San Luis Obispo Cuyama River, at highway crossing just below Gypsum Canyon Comment
  CAS-BOT-BC189000  Eriodictyon parryi Ernest C. Twisselmann 1955-5-27 2023 San Luis Obispo Near Honey Bee Mine, Cammatta Canyon 624 Comment
  CDA40314  Eriodictyon tomentosum T. C. Fuller 1962-7-19 9253 San Luis Obispo Highway 178 to Simmler, 15.5 miles northeast of Santa Margarita. 0 Comment
  RSA492655  Eriodictyon tomentosum C. F. Smith 1988-5-17 12136 San Luis Obispo Along dirt road up north slopes of Pine Mountain, about 1 mile or so below summit. McChesney Wilderness, La Panza Range. Comment
  SBBG88000  Eriodictyon tomentosum C. F. Smith 1988-5-17 12136 San Luis Obispo Pine Mtn ca. 1 mi or so below summit, Machesna Wilderness Comment
  SD25203  Eriodictyon tomentosum Frank F. Gander 1939-5-15 7542 San Luis Obispo Near La Panza Public Camp, Los Padres National Forest. Comment
  OBI78410  Eriogonum angulosum Craig Woods 1978-5-27 61 San Luis Obispo E side of Carrizo Plain along Sim soda lake rd approx 2.5 mi NW of Hurricane rd 762 Comment
  CAS-BOT-BC248708  Eriogonum arborescens Ernest C. Twisselmann 1966-9-10 12799 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  SEINET6328892  Eriogonum baileyi R. F. Hoover 1969-9-19 11597 San Luis Obispo Palo Prieto Canyon Comment
  OBI54833  Eriogonum baileyi var. baileyi David J. Keil 1996-9-13 26047 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  OBI82173  Eriogonum baileyi var. baileyi David Keil 2015-5-18 33188 San Luis Obispo La Panza Range, eastern slope. Los Padres Ranch, west of Highway 58 between Red Hill Road and Shell Creek Road 400 Comment
  OBI11147  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1954-9-10 1568 San Luis Obispo Temblor Range and the Western San joaquin Valley. Palo Prieta Cyn: 5 mi S of Cholame 518 Comment
  OBI76892  Eriogonum baileyi var. baileyi D. R. Miller 2011-9-16 911 .1001 San Luis Obispo Rocky Butte/ Pine Mtn Region. In Bear Cyn on Tobacco Crk drainage 500 Comment
  RSA518085  Eriogonum cithariforme var. cithariforme Steven A. Junak 1990-4-26 4206 San Luis Obispo Santa Lucia Mountains. Near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 miles S of Tassajera Creek Road at S end of dirt road at Ames property, which is ca. 1.8 miles W of intersection with Highway 101. 518 Comment
  CAS-BOT-BC242555  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
  SEINET6417978  Eriogonum elegans David Keil 1996-9-13 26047 San Luis Obispo Along Shell Creek Road, ca. 1/4-3/4 miles N of Highway 58 Comment
  SBBG15040  Eriogonum elongatum var. elongatum E. C. Twisselmann 1962-10-12 7919 San Luis Obispo head of Palo Prieto Crk 640 Comment
  CAS-BOT-BC249819  Eriogonum elongatum var. elongatum John Thomas Howell 1929-10-12 4460 San Luis Obispo Atascadero Creek, 4.3 miles w. of Atascadero Comment
  OBI66086  Eriogonum fasciculatum D. R. Miller 1996-6-2 696 -528 San Luis Obispo Pine Mtn region Upper Carrol Cyn, on the Back-side trail 575 Comment
  RSA202085  Eriogonum fasciculatum var. fasciculatum L. M. Booth 1932-5-6 765 San Luis Obispo San Luis Obispo Comment
  SBBG93971  Eriogonum fasciculatum var. foliolosum S. A. Junak 1990-5-15 4337 San Luis Obispo W Cuesta Ridge, Cuesta Ridge Botanical Area, along S side of W Cuesta Ridge Rd, 0.1 mi E of W end of Botanical Area, ca. 5.5 mi W of US Hwy 101 755 Comment
  SEINET3993833  Eriogonum fasciculatum var. foliolosum R. R. Halse 2012-3-26 8436 San Luis Obispo Along State Hwy 1, ca. 0.7 miles north of Cayucos 14 Comment
  RSA586437  Eriogonum fasciculatum var. foliolosum D. A. Young, F. L. Johnson 1992-6-17 ROB 0046 San Luis Obispo Sulphur Spring road in middle of Area River Comment
  CAS-BOT-BC250521  Eriogonum gracile Alonzo Jared 1877-1-1 s.n. San Luis Obispo Unspecified Comment
  CAS-BOT-BC250517  Eriogonum gracile John Thomas Howell 1929-10-12 4474 San Luis Obispo 9.5 miles w. of Atascadero on road to Morro Comment
  SD178263  Eriogonum gracile var. gracile G. K. Helmkamp 2003-8-31 8102 San Luis Obispo Callender Road at U. S. 1 south of Arroyo Grande. 29 Comment
  OBI11052  Eriogonum gracile var. gracile Robert F. Hoover 1949-5-22 7723 San Luis Obispo 14 mi E of Creston on La Panza Rd Comment
  CAS-BOT-BC261161  Eriogonum gracillimum Chester Dudley 1939-6-1 s.n. San Luis Obispo West edge of Carrizo Plains Comment
  OBI11054  Eriogonum heermannii Robert F. Hoover 1952-5-24 8218 San Luis Obispo Caliente Mt Comment
  OBI65173  Eriogonum heermannii Greg Wilvert 2005-6-13 473 San Luis Obispo SE Half of the Caliente Range; 1 km W of the N end of Padrones Cyn 1010 Comment
  CAS-BOT-BC271992  Eriogonum nudum var. pubiflorum John Thomas Howell 1929-10-12 4471 San Luis Obispo 8.4 miles w. of Atascadero on road to Morro Comment
  OBI10993  Eriogonum nudum var. pubiflorum Robert F. Hoover 1965-9-29 9664 San Luis Obispo Santa Lucia Range. Tassajera Crk Comment
  CAS-BOT-BC266829  Eriogonum ordii R. F. Hoover 1950-4-2 7803 San Luis Obispo Crocker Grade, Temblor Range Comment
  CAS-BOT-BC266834  Eriogonum ordii Ernest C. Twisselmann 1958-5-12 4465 San Luis Obispo Southern Temblor Mountains just east of Panorama Hills, Temblor Range and the Western San Joaquin Valley 792 Comment
  SBBG95148  Eriogonum parvifolium C. Zeeb 1984-1-28 23 San Luis Obispo Morro Bay Kangaroo Rat Reserve in Los Osos Comment
  UC1032234  Eriogonum parvifolium B. Bolt 1936-2-10 570 San Luis Obispo 3/4 mi sw mouth of Osos Creek; Cayucos Quadrangle Comment
Read comments
May 27 2012
  UCD100827  Eriogonum parvifolium H. T. Hartmann 1941-6-10 s.n. San Luis Obispo San Luis Obispo County: along US #1 near the coast. Flowers pinkish. Comment
  SD38714  Eriogonum parvifolium var. parvifolium Edith A. Purer 1933-7-20 5078 San Luis Obispo Sand dunes, northwest of Guadalupe. Comment
  CAS-BOT-BC268354  Eriogonum roseum R. F. Hoover 1965-9-15 9563 San Luis Obispo North of Pozo Comment
  CAS-BOT-BC268364  Eriogonum roseum R. F. Hoover 1946-8-18 6307 San Luis Obispo East side of La Panza Range on a branch of Navajo Creek Comment
  SBBG105300  Eriogonum roseum C. F. Smith 1991-6-28 12232 San Luis Obispo rd to Cuyama Valley, ca. 2-3 mi below Caliente Mtn Ridge Comment
  CAS-BOT-BC263432  Eriogonum temblorense R. F. Hoover 1946-11-2 6547 San Luis Obispo West side of Cottonwood Pass Comment
  UC2027189  Eriogonum viridescens Greg Wilvert 2005-5-20 431 San Luis Obispo Southeast Half of the Caliente Range: 2.1 km WNW of Quail Springs Reservoir Comment
  CAS-BOT-BC304105  Eriophyllum confertiflorum Alma Sweet 1919-1-1 s.n. San Luis Obispo Unspecified Comment
  OBI29304  Eriophyllum confertiflorum Lou Morton 1981-5-17 s.n. San Luis Obispo Laguna Lake Park Comment
  RSA0020774  Eriophyllum confertiflorum Greg Wilvert 2005-4-13 221 San Luis Obispo 3.6 km SSW of Lawson Spring. 771 Comment
  SEINET2444514  Eriophyllum confertiflorum var. confertiflorum Eric Luning 2003-4-15 2 San Luis Obispo Reservoir Canyon Trail. Comment
  UC1118296  Eriophyllum confertiflorum var. confertiflorum B. Bolt 1936-5-26 747 San Luis Obispo 5 mi ne of Santa Margarita (Plot 130); San Luis Obispo Quadrangle 426 Comment
  JEPS34352  Eriophyllum multicaule Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8827 San Luis Obispo n of the mouth Hazard Canyon (sandy area at s end of Morro Bay and just inside of coastal dunes); Morro Bay 30 Comment
  OBI2978  Eriophyllum multicaule Lewis S. Rose 1968-4-8 68032 San Luis Obispo Baywood Park, Morro Bay 15 Comment
  SBBG86832  Eriophyllum multicaule C. F. Smith 1952-4-25 3284 San Luis Obispo Nipomo Mesa, W of Nipomo and N of Guadalupe Comment
  SEINET2051200 Image available Eriophyllum multicaule F. C. Vasek 1960-4-9 600040924 San Luis Obispo Three miles south of Los Osos. Comment
  UC177457  Eriophyllum multicaule unknown San Luis Obispo San Luis Obispo Comment
  SD40130  Eriophyllum multicaule Edith A. Purer 1933-7-20 5105 San Luis Obispo Five miles north of Guadalupe Comment
  OBI78690  Eriophyllum staechadifolium Giuliana Marchini 2013-2-9 1 San Luis Obispo Morro Rock. As you approach, its on the south side of the road. 7 Comment
  UC1285401  Eriophyllum staechadifolium R. F. Hoover 1946-7-21 6231 San Luis Obispo beach San Simeon Creek Comment
  UCSB13042  Eriophyllum staechadifolium Haller, John 1961-6-1 San Luis Obispo Adjacent to California State Highway 1, 4.2 mi. N of road to Hearst Castle at San Simeon Comment
  OBI51302  Erodium botrys Jan Barber 1994-4-17 142 San Luis Obispo San Simeon State Park; near hwy 1 Comment
  OBI60587  Erodium botrys Larry Kelly, David J. Keil 1988-10-1 313 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI80702  Erodium botrys D. R. Miller 2015-3-19 315 .1113 San Luis Obispo Growing along road edge at 1st gate, San Simeon creek drainage 512 Comment
  RSA586430  Erodium brachycarpum D. A. Young, F. L. Johnson 1992-6-17 ROB 0035 San Luis Obispo 1 km SW of Ranch House on Nacimento Rd. Comment
  OBI28146  Erodium cicutarium M. A. Glass 1981-5-5 28 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  UC1130299  Erodium cicutarium P. L. Johannsen 1936-3-21 702 San Luis Obispo 1.5 mi se Terrace Hill; San Luis Obispo Quad. 91 Comment
  UCR140471  Erodium moschatum George K. Helmkamp 2004-3-13 8354 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  UC1392960  Eryngium aristulatum var. hooveri R. F. Hoover 1969-8-25 11555 San Luis Obispo Laguna de San Luis Obispo Comment
  SBBG104369  Eryngium vaseyi D. A. Young, F. L. Johnson 1992-6-16 ROB 4 San Luis Obispo 0.5 km S of Gate 9 on E Perimeter Rd; Camp Roberts Comment
  OBI7143  Erysimum X cheiri Jane Beckman 1976-4-21 21 San Luis Obispo From a garden 61 Comment
  CDA11540  Erysimum capitatum G. F. Hrusa, D. Ragan 1995-6-2 12369 San Luis Obispo Black Butte Research Natural Area, east of Cuesta Pass 2 mi. Terminus of Ridge 1. Comment
  SBBG17452  Erysimum capitatum var. capitatum C. B. Hardham 1960-4-8 5359 San Luis Obispo hills between Carrizo Plains and San Juan Crk (River), Paso Robles-Simmler Rd Comment
  POM148019  Erysimum capitatum var. lompocense Alice Eastwood 1927-4-8 14326 San Luis Obispo Nipoma Mesa Comment
  RSA613516  Erysimum suffrutescens R. E. Riefner Jr., Cicero 1998-1-26 98 -125 San Luis Obispo Morro Rock Reserve. Comment
  UC1126646  Erysimum suffrutescens B. Bolt 1936-2-25 587 San Luis Obispo Morro Rock Cayucos Quadrangle (Plot 47) Comment
  UC1034723  Erysimum suffrutescens G. B. and R. P. Rossbach 1938-5-6 826 San Luis Obispo Route 1 6 mi n Guadalupe Comment
  OBI48261  Erythranthe floribunda David J. Keil 1989-6-3 21222 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  CAS-BOT-BC151483  Erythranthe latidens Ernest C. Twisselmann 1954-5-15 1237 San Luis Obispo Vernal Pool at Palo Prieta Summit, 8 miles south of Cholame (White Rock Lake) - Temblor Range and the Western San Joaquin Valley 667 Comment
  RSA773013  Eschscholzia caespitosa Robert F. Thorne, Percy C. Everett 1963-4-21 31634 San Luis Obispo South end of Morro Bay between bay and ocean. Comment
  CAS-BOT-BC403489  Eschscholzia californica Alice Eastwood 1926-5-4 13838 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC403510  Eschscholzia californica Ernest C. Twisselmann 1953-6-1 227 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County Comment
  SDSU834  Eschscholzia californica D. F. Howe 1948-5-17 1857 San Luis Obispo Coast of San Luis Obispo. Comment
  SEINET10476284  Eschscholzia californica David B. Dunn, Howard Brown 1946-5-12 Dunn 2327 San Luis Obispo Between atascadero and templeton, along us hwy 101. Comment
  UC410849  Eschscholzia californica Alice Eastwood 1928-5-17 15141 San Luis Obispo along road to Pozo Comment
  CAS-BOT-BC76473  Eschscholzia lemmonii R. F. Hoover 1948-4-17 7466 San Luis Obispo San Juan River south of Shandon. Comment
  UC569441  Eschscholzia lemmonii D. Axelrod 1935-4-6 263 San Luis Obispo 5 mi ese Cuyama Ranch; Santa Ynez Quadrangle 701 Comment
  RSA247120  Eschscholzia lemmonii subsp. lemmonii Gary D. Wallace, D. H. Wilken 1966-4-2 301 San Luis Obispo In Temblor Range, along Crocker Springs Road. Comment
  SBBG19343  Eschscholzia rhombipetala D. Emery 1950-3-31 San Luis Obispo La Panza area Comment
  OBI12260  Eucalyptus globulus Ross Dileo 1960-2-27 2 San Luis Obispo Cal Poly campus, San Luis Obispo Comment
  OBI22809  Eucalyptus globulus Mary Giannotti 1971-11-13 12 San Luis Obispo Near Crop Science House on the campus of Calif State Polytechnic College, San Luis Obispo 137 Comment
  OBI27278  Eucalyptus globulus Mike Griffin 1976-5-14 63 San Luis Obispo Calif Polytechnic State Univ campus, Poly Cyn Comment
  OBI22819  Eucalyptus torquata Mary Giannotti 1971-11-13 11 San Luis Obispo At the E end of the Architecture Bldg, Cal Poly, San Luis Obispo 85 Comment
  OBI66266  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil 1997-4-18 26183 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  OBI57819  Euphorbia maculata David J. Keil 1998-5-20 27333 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  OBI14394  Euphorbia serpillifolia Robert F. Hoover 1946-9-14 6380 San Luis Obispo Trout Crk near Santa Margarita Comment
  OBI68365  Euphorbia serpillifolia subsp. serpillifolia David J. Keil 2003-8-20 30281 San Luis Obispo Foothill Road near San Luis Obispo, halfway between O'Connor Way and Los Osos Valley Road at bridge over seasonal drainage Comment
  OBI33282  Euphorbia spathulata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, and Richard Pimentel 1982-3-13 15709 San Luis Obispo Pennington Crk Bio Reserve, W of San luis Obispo Comment
  OBI57755  Euphorbia spathulata David J. Keil 1998-6-1 27576 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI51304  Euthamia occidentalis Jan Barber 1993-8-5 57 San Luis Obispo San Simeon State Park; at confluence of San Simeon crk and unnamed S drainage Comment
  OBI57982  Extriplex californica Austin P. Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes. In swale between dune ridges perpendicular to beach in foredunes ca 3 mi S of Oso Flaco Crk Comment
  OBI5568  Extriplex californica Sharon Jochums 1974-5-19 253 San Luis Obispo Area W fo hwy 1 and E of small spit N of Piedras Blancas Point Comment
  OBI3108  Festuca arundinacea Larry E. Brown 1970-6-4 1833 San Luis Obispo In the Silver City Mobile Home Man on S Higuera St in San Luis Obispo Comment
  OBI17750  Festuca bromoides Dave Imper 1977-3-21 93 San Luis Obispo Price Cyn Tarsands Project, 1 mi SW of Hwy 227 on Price Cyn rd Comment
  OBI45598  Festuca microstachys Clifton F. Smith 1947-6-22 2052 San Luis Obispo NE of Shandon; on roadbank by Ian McMillan ranch-house up Gillis Canyon Comment
  OBI76642  Festuca microstachys Meg Perry 2010-4-8 15 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, Sect 4 613 Comment
  SBBG82093  Festuca microstachys var. pauciflora C. F. Smith 1950-5-1 2729 San Luis Obispo near home of Eben McMillan, S of summit of Palo Prieto Pass 670 Comment
  SBBG94573  Festuca microstachys var. pauciflora S. A. Junak, T. Ayers 1989-4-12 3942 San Luis Obispo rd leading to W side of Pick and Shovel Mine, S of USFS Rd 29S11.3, ca. 4.4 mi W of US Hwy 101 743 Comment
  OBI40766  Festuca myuros David J. Keil, Dirk Walters 1986-5-2 19322 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn 305 Comment
  UCR170023  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2005-2-16 8928 San Luis Obispo Central Coast, Mesa Dune Mobile Home Park; SW of Arroyo Grande along Calif. Highway 1 76 Comment
  OBI66340  Festuca octoflora David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26277 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
  OBI21970  Festuca perennis Jim Heaston 1955-10-7 16 San Luis Obispo Cal Poly Comment
  OBI43346  Festuca perennis Eric Wise 1982-4-29 1433 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI34371  Festuca perennis Ruth Davis 1964-5-23 104 San Luis Obispo 1023 Mill St, San Luis Obispo Comment
  OBI35807  Festuca perennis Allison Berry 1984-5-3 142 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. At N end of man-made bunkers in Parcel C Comment
  UC1583757  Festuca rubra David Keil with Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham 1983-6-12 17157 San Luis Obispo n of San Simeon (vicinity of Arroyo de los Chinos and Arroyo de la Cruz, above s trending section of Arroyo de Los Chinos e of BM 77); Arroyo de los Chinos, Arroyo de la Cruz Comment
  OBI71691  Foeniculum vulgare David J. Keil 1992-7-3 20880 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  CAS-BOT-BC211637  Frankenia salina Ernest C. Twisselmann 1962-8-23 7683 San Luis Obispo Owens Lake, hills at the summit of Palo Prieta Canyon, Temblor Range and the Western San Joaquin Valley 685 Comment
  OBI14198  Frankenia salina Robert F. Hoover 1966-10-8 10140 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  OBI22771  Fraxinus velutina Jay B. Hunt 1955-11-22 s.n. San Luis Obispo Comment
  CAS-BOT-BC205938  Fremontodendron californicum R. F. Hoover 1963-6-5 8562 San Luis Obispo Calf Canyon Comment
  CAS-BOT-BC130228  Fritillaria agrestis Ernest C. Twisselmann 1969-5-7 15222 San Luis Obispo Palo Prieta Canyon 594 Comment
  CAS-BOT-BC130278  Fritillaria biflora R. F. Hoover 1947-3-8 6652 San Luis Obispo San Simeon Comment
  OBI21377  Fritillaria biflora Robert F. Hoover 1958-3-6 8413 San Luis Obispo Between Morro Bay and Cayucos (S of mouth of Toro Crk) Comment
  RSA133278  Fritillaria biflora Clare B. Hardham 1959-4-10 4213 San Luis Obispo Chimney Rock Ranch; intersection Oak Flat Road and North Road to Adelaida; Santa Lucia Mountains Comment
  JEPS24301  Galium andrewsii subsp. intermedium L. T. Dempster 1960-5-11 1190 San Luis Obispo just s Bee Rock (near Monterey Co. border) 381 Comment
  OBI17526  Galium aparine Lynne Dee Althouse 1977-5-22 89 San Luis Obispo Oak grove near arena on Wolfe's horse ranch, N of San luis High School 128 Comment
  OBI40649  Galium aparine David J. Keil 1981-3-7 14279 San Luis Obispo Along Los Osos Valley Rd between Foothill Blvd and Turri Rd Comment
  OBI80548  Galium californicum Clare B. Hardham 1958-5-5 3261 San Luis Obispo Cypress Mountain Comment
  JEPS24299  Galium californicum subsp. flaccidum L. T. Dempster 1960-5-10 1188 San Luis Obispo about 1/2 mi ne top of Cypress Mt. 792 Comment
  CAS-BOT-BC223085  Galium hardhamiae Clare B. Hardham 1960-10-30 6580 San Luis Obispo Santa Lucia Mountains. Waterdog Creek west of Bryson 609 Comment
  OBI9926  Galium hardhamiae Clare B. Hardham 1960-5-10 5703 San Luis Obispo "Cypress Swamp" Cypress Mt 610 Comment
  SBBG18277  Galium hardhamiae C. B. Hardham 1960-6-1 5954 San Luis Obispo Sargent cypress groves, headwaters of Arroyo de la Cruz and Little Burnett Crk 609 Comment
  UCR131471  Galium nuttallii June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Coon Creek Trail, Montana de Oro State Park 61 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
  OBI27177  Gamochaeta ustulata Thomas Burrows 1980-5-3 28 San Luis Obispo Reservoir Cyn 152 Comment
  OBI62144  Gamochaeta ustulata P. A. Holden 1968-3-16 106 San Luis Obispo 2 mi S of Edna oil fields Comment
  CAS-BOT-BC208387  Garrya elliptica R. F. Hoover 1947-6-3 7268 San Luis Obispo Price Canyon Comment
  OBI58098  Garrya elliptica David J. Keil 1998-6-12 27806 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  OBI75762  Garrya flavescens D. R. Miller 2011-5-6 511 .944A San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Jim Rhoades property on main rd in San Simeon Crk drainage 900 Comment
  CAS-BOT-BC144762  Garrya veatchii R. F. Hoover 1968-2-10 10889 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  OBI59929  Garrya veatchii G. F. Hrusa, D. Ragan 1993-12-28 11578 San Luis Obispo Cuesta Ridge West. On summit of ridge, end of paved rd approx 3.5 mi NW of Cuesta Pass Comment
  POM258546  Garrya veatchii Roxana S. Ferris 1939-6-20 9792 San Luis Obispo Four miles west of Paso Robles on Peachy Canyon Road. Comment
  CDA4139  Genista T. C. Fuller 1968-5-22 17075 San Luis Obispo Ardath Drive south of Pembrook Drive, Cambria. 0 Comment
  OBI45438  Genista monspessulana David J. Keil 1984-4-14 18128 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  SEINET271038  Geranium dissectum Richard J. Shaw 1958-3-29 1090 San Luis Obispo Highway 1 about 20 miles north of Morro Bay. Comment
  OBI64452  Gilia achilleifolia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28698 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  SBBG107935  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1957-5-25 1742 a San Luis Obispo main ridge, SE of Cypress Mtn Comment
  UC455637  Gilia achilleifolia subsp. multicaulis California Polytechnic School May 1906 644 San Luis Obispo Poly Canyon , Poly Canyon (S. Luis Obispo) Comment
  SBBG17359  Gilia clivorum C. B. Hardham 1958-4-26 3168 San Luis Obispo Peachy Cyn Comment
  OBI64586  Gilia clivorum David J. Keil, with V. L. Holland 2003-4-7 30122 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  UC1392665  Gilia clivorum R. F. Hoover 1968-4-16 11023 San Luis Obispo Cuyama River n side river (at Gypsum Canyon bridge); Cuyama River at Gypsum Canyon bridge 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-BC225555  Gilia tenuiflora E. McMillan 1952-4-2 37 San Luis Obispo Palo Prieta Canyon, 5 miles s.e. of Cholame Comment
  RSA124945  Gilia tenuiflora Clare B. Hardham 1959-5-20 4568 San Luis Obispo Tierra Redondo near Cantinas Creek Comment
  SBBG28670  Gilia tenuiflora subsp. amplifaucalis E. C. Twisselmann 1967-5-8 13008 San Luis Obispo N of Shell Crk 487 Comment
  SBBG39915  Gilia tenuiflora subsp. amplifaucalis M. A. Piehl 1963-4-20 6364 San Luis Obispo S bank of Salinas River near bridge 4 mi NE of Santa Margarita Comment
  SD241919  Gilia tricolor Ellen Dean, T. Starbuck and M. Starbuck 2008-3-25 4637 San Luis Obispo Along Hwy 58 between Soda Lake Road and Santa Margarita. Comment
  CAS-BOT-BC422484  Glaucium flavum Ernest C. Twisselmann 1956-5-12 2785 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley School 579 Comment
  OBI68361  Glinus lotoides David J. Keil 2003-9-20 30288 -1 San Luis Obispo Santa Margarita Lake Comment
  CAS-BOT-BC303870  Gnaphalium Alice Eastwood 1927-4-7 14287 San Luis Obispo Morro Comment
  UCR160078  Gnaphalium canescens subsp. microcephalum Julie Ann Sessions 1986-8-5 23 San Luis Obispo Cuesta Ridge 366 Comment
  RSA91738  Gnaphalium chilense F. W. Peirson 1920-7-31 2787 San Luis Obispo Morro Bay 0 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
  UCR58150  Gnaphalium ramosissimum 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
  UCR134688  Gnaphalium stramineum George K. Helmkamp 2003-9-19 8158 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  OBI82490  Grindelia camporum David J. Keil, with Kathleen Keil 2016-6-26 33283 San Luis Obispo Santa Rita Road between Cayucos and Templeton 250 Comment
  POM280700  Grindelia hirsutula Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  UC134625  Grindelia hirsutula Alice Eastwood 1896-5 San Luis Obispo near boundary between Santa Barbara County and San Luis Obispo County; Suey River Comment
  OBI8569  Gutierrezia californica Craig Woods 1978-4-9 47 San Luis Obispo E side of Carrizo Plain, 8 mi SE of hwy 58 along Sim. soda lake rd 762 Comment
  UC1214008  Gutierrezia californica Otto T. Solbrig 1958-8-16 2751 San Luis Obispo on road to Taft 6 mi e of Rancho La Panza (on sandy cliffs) Comment
  UCR29093  Hainardia cylindrica David J. Keil 1982-6-26 16211 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  OBI50571  Hazardia squarrosa Jan Barber, Sue Weis 1993-6-16 10 San Luis Obispo West of Laguna Lake Park Comment
  CAS-BOT-BC302408  Hazardia stenolepis R. F. Hoover 1965-9-15 9557 San Luis Obispo Summit on Pozo-Arroyo Grande road Comment
  OBI75118  Hazardia stenolepis Robert F. Hoover 1946-10-19 6501 San Luis Obispo Pilitas Crk district, NW of Pozo Comment
  OBI17713  Hebe X andersonii Annemarie Rond 1977-5-6 25 San Luis Obispo Highland Dr, Cal Poly campus, San Luis Obispo Comment
  OBI35833  Hedypnois rhagadioloides Allison Berry 1984-4-17 111 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1. Found near front gate Comment
  UCR32159  Helenium bigelovii David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-3-13 15722 San Luis Obispo Central Coast/Coast Range, 0.8 mi. west of Pennington Creek Biological Reserve Comment
  RSA586016  Helenium bigelovii F. L. Johnson, E. A. Young 1993-5-27 ROB- 0648 San Luis Obispo Chorro Cr., 1 km N of Chorro Reservoir. Camp San Luis Obispo. Comment
  CAS-BOT-BC305549  Helianthus bolanderi R. F. Hoover 1965-9-29 9686 San Luis Obispo Atascadero Comment
  OBI16326  Helianthus bolanderi Robert F. Hoover 1965-9-29 9686 San Luis Obispo Atascadero Comment
  OBI6284  Helianthus gracilentus Neil Havlik 1968-4-20 165 San Luis Obispo 1 mi W of Pozo Summit, on Pozo-La Panza Rd Comment
  OBI38240  Heliotropium curassavicum Eric Wise 1981-6-7 503 San Luis Obispo Cuyama River, 26.5 mi W of New Cuyama Comment
  JEPS18687  Helminthotheca echioides Ernest C. Twisselmann 1955-7-30 2286 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County Temblor Range, western San Joaquin Valley, Chris Twisselmann 670 Comment
  CAS-BOT-BC306176  Hemizonia congesta subsp. congesta Herman Knoche 1919-5-18 Series A, No. 313 San Luis Obispo South of town, S. Luis Obispo Comment
  CAS-BOT-BC314898  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1947-8-17 7382 San Luis Obispo Santa Rosa School near Cambria Comment
  OBI28017  Hemizonia congesta subsp. luzulifolia Thomas Burrows 1980-5-17 47 San Luis Obispo Reservoir Cyn 168 Comment
  UC1285372  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1947-8-17 7382 San Luis Obispo near Cambria (Santa Rosa School) Comment
  CAS-BOT-BC309881  Hemizonia congesta subsp. luzulifolia Ernest C. Twisselmann 1956-9-27 3213 San Luis Obispo Summit of Atascadero-Morro Bay Highway 435 Comment
  CDA7036  Hemizonia congesta subsp. luzulifolia G. D. Barbe 1976-10-22 2230 San Luis Obispo E. Machado Ranch, Hausna Road, east of Arroyo Grande. 0 Comment
  UCR14765  Hemizonia corymbosa George K. Helmkamp 1975-7-27 s.n. San Luis Obispo Central Coast, one-half mile south of Cambria 30 Comment
  OBI16143  Hemizonia increscens subsp. increscens Robert F. Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  CAS-BOT-BC291995  Hemizonia pallida R. F. Hoover 1947-5-10 7145 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  RSA141083  Herniaria hirsuta subsp. cinerea Clare B. Hardham 1960-6-9 6083 San Luis Obispo Paso Robles; Santa Lucia Mts. Comment
  CAS-BOT-BC310239  Hesperevax sparsiflora var. sparsiflora Marcus E. Jones 1882-5-1 s.n. San Luis Obispo San Luis Obispo Comment
  OBI56785  Hesperocnide tenella David J. Keil 1986-4-13 19180 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  RSA522581  Hesperolinon micranthum David J. Keil, D. Walters 1986-5-2 19308 San Luis Obispo Santa Lucia Mountains just N of San Luis Obispo in Reservoir Canyon. Santa Lucia Mountains. 183 Comment
  CAS-BOT-BC422578  Hesperomecon linearis Ernest C. Twisselmann 1954-4-12 1044 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Upper Palo Prieta Creek, 8 miles south of Cholame 594 Comment
  RSA710339  Heteranthemis viscidihirta George K. Helmkamp 2004-4-1 8410 San Luis Obispo Central Coast: Nipomo Mesa; Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 miles S of Halcyon Road 76 Comment
  OBI20967  Heterocodon rariflorum Robert F. Hoover 1947-4-18 6947 San Luis Obispo Cambria Comment
  SBBG112460  Heterocodon rariflorum D. Keil, K. Danielson, C. Smith, J. Sainz 1997-5-15 26283 San Luis Obispo fringe of Machesna Mtn Wilderness, ridge along rd past Castle Crags and slopes below to S Comment
  UC1126924  Heterodraba unilateralis N. H. French 1937-3-9 882 San Luis Obispo Carrizo Plains 609 Comment
  OBI39958  Heteromeles arbutifolia David J. Keil, Eric Wise 1983-8-30 17921 San Luis Obispo Black Lake cyn, S of Arroyo Grande Comment
  SBBG55757  Heteromeles arbutifolia R. F. Hoover 1969-10-26 11653 San Luis Obispo ridge NW of Cuesta Pass Comment
  OBI10133  Heteromeles arbutifolia Bonnie M. Thompson 1963-11-19 542 San Luis Obispo Cal State Polytechnic College front side of M.E. bldg Comment
  OBI71689  Heterotheca grandiflora David J. Keil 1988-7-2 20877 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  CAS-BOT-BC310945  Heterotheca grandiflora Ira L. Wiggins 1929-4-15 3578 San Luis Obispo North of Guadalupe at cross roads to Calender Comment
  OBI49830  Heterotheca grandiflora Steven A. Junak 1990-10-11 4437 San Luis Obispo Cuesta Ridge: Near top of access rd to KSBY antenna facility, just N of Cuesta Ridge Rd (USFS Rd #29S11.3) ca 2.7 mi W of hwy 101 Comment
  SBBG117746  Heterotheca oregona var. compacta E. Painter, M. Wetherwax 2002-8-13 CR 336 San Luis Obispo Nacimiento River floodplain, above Boy Scout ford; Camp Roberts 154 Comment
  CAS-BOT-BC311315  Heterotheca sessiliflora subsp. echioides Alice Eastwood 1927-7-30 14995 San Luis Obispo Along road from Arroya Grande to Huasna Comment
  CAS-BOT-BC423441  Heuchera micrantha var. hartwegii W. R. Dudley 1903-8-6 s.n. San Luis Obispo Coast Trail, canyon south of Water's; Santa Lucia Mts. Comment
  UC1392883  Heuchera pilosissima R. F. Hoover 1969-3-25 11190 San Luis Obispo n side of Morro Rock Morro Bay Comment
  UC1285206  Hoita macrostachya R. F. Hoover 1964-8-13 9215 San Luis Obispo San Bernardo Creek 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
  CAS-BOT-BC289528  Hordeum brachyantherum subsp. californicum Clare B. Hardham 1957-4-23 1712 San Luis Obispo Atascadero, Santa Lucia Mountains Comment
  OBI21929  Hordeum marinum Robert F. Hoover 1964-5-10 8752 San Luis Obispo Near Paso Robles Airport, in dried depression in grain-field Comment
  OBI80776  Hordeum murinum David J. Keil 2015-2-21 32667 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  LA105439  Hordeum murinum subsp. leporinum Barry A. Prigge; 1989-3-19 8549 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca. 1.5 mi. E of Morro Bay where creek crosses State Highway 1 18 Comment
  RSA714643  Hordeum vulgare Daisie Huang 2006-4-14 6041405 San Luis Obispo Santa Rosa Creek Road, off 46, two-row 441 Comment
  CAS-BOT-BC271393  Hordeum vulgare John Thomas Howell 1964-6-29 40828 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  OBI77714  Hordeum vulgare Danielle DeRome 1994-6-4 649422 San Luis Obispo Collected in Poly Cyn landfill on the SW slope leading away from the landfill into the riparian zone Comment
  OBI10117  Horkelia californica Robert F. Hoover 1947-9-14 7394 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  OBI82245  Horkelia cuneata David J. Keil, with V. L. Holland 2015-5-11 33180 San Luis Obispo Arroyo Grande, 400 Aloma Way 90 Comment
  RSA660619  Horkelia cuneata Austin P. Griffiths 1980-5-25 s.n. San Luis Obispo SE of Jack Lake. 40 Comment
  OBI56436  Horkelia cuneata subsp. cuneata David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park. Trail from Horse Camp to Manzanita Trail Comment
  OBI70811  Horkelia cuneata subsp. cuneata David J. Keil, with V. L. Holland 2009-6-16 30620 San Luis Obispo Between San Luis Obispo and Arroyo Grande. Area southeast of intersection of California Highway 227 (Carpenter Canyon Road) and Noyes Road in vicinity of high tension line corridor. Vic. 35 deg. 9.9'N x 120 deg. 34.9'W. Comment
  RSA770154  Horkelia cuneata subsp. puberula David J. Keil, V. L. Holland 2010-6-15 30893 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. 100 Comment
  CAS-BOT-BC537328  Horkelia cuneata var. cuneata Ernest C. Twisselmann 1956-4-10 2634 San Luis Obispo Nipomo Mesa, 1/2 mile E of the Union Oil Refinery 33 Comment
  OBI73581  Horkelia cuneata var. puberula David J. Keil, with V. L. Holland 2010-6-15 30893 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
  SFV20707  Hornungia procumbens P. M. Schiffman 2006-3-25 s. n. San Luis Obispo Carrizo Plain Carrizo Plain National Monument. West side of Soda Lake. 580 Comment
  SBBG3415  Hosackia gracilis C. B. Hardham 1959-4-12 4223 San Luis Obispo Pinus radiata woods, Cambria Comment
  SBBG40327  Hosackia gracilis R. F. Hoover 1968-4-20 11067 San Luis Obispo mesa summit S of Arroyo de la Cruz Comment
  OBI37373  Hydrocotyle verticillata Eric Wise 1981-6-29 820 San Luis Obispo Celery Lake of Dune Lakes Comment
  UC1332435  Ipomoea cairica Harry George 1968-9-30 San Luis Obispo Santa Margarita River Lagoon, Santa Margarita Lake on Salinas River Comment
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May 31 2006
  OBI70134  Ipomoea indica David J. Keil 2009-2-22 30564 San Luis Obispo San Luis Obispo. Vicinity of intersection of Broad Street (California Route 229) and Orcutt Road. 35 deg. 15'41.32"N x 120 deg. 38'55.19"W 70 Comment
  OBI79140  Iris pseudacorus David J. Keil 2011-11-9 31175 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Lagoon at mouth of Arroyo Grande Creek 4 Comment
  CAS-BOT-BC316740  Isocoma acradenia var. bracteosa Ernest C. Twisselmann 1957-11-7 4128 San Luis Obispo Panorama Hills, Temblor Range and the Western San Joaquin Valley 746 Comment
  UCSC000781  Isocoma arguta E. P. Unangst 2006-9-23 s.n. San Luis Obispo Morrs Comment
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Jan 30 2019
  OBI43515  Isocoma menziesii var. vernonioides David J. Keil 1986-10-13 19785 San Luis Obispo Sweet Springs area on southern shore of Morro Bay. Comment
  UCR118333  Isocoma menziesii var. vernonioides George K. Helmkamp, E. A. Helmkamp 2000-9-1 5950 San Luis Obispo Los Osos, c. 0.5 miles NW of Hazard Cyn., between Howard St. and sand dunes 6 Comment
  CAS-BOT-BC112556  Isolepis cernua Clare Butterworth Hardham 1958-6-20 3720 San Luis Obispo Stenner Creek near San Luis Obispo Springs on serpentine. Comment
  OBI35821  Isolepis cernua Allison Berry 1984-5-8 191 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI43609  Isolepis cernua Eric Wise 1981-5-14 301 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Sweet Springs Marsh. NW of 4th and Ramona, Los Osos Comment
  UC2027244  Iva axillaris David J. Keil with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh and Taylor Crow 2013-5-2 31643 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Comment
  CAS-BOT-BC324745  Iva axillaris Ernest C. Twisselmann 1956-6-7 2894 San Luis Obispo Along the San Juan River 1.5 miles nroth of the San Juan Ranch 426 Comment
  OBI15977  Jaumea carnosa Robert F. Hoover 1947-10-11 7407 San Luis Obispo near Piedras Blancas Point Comment
  OBI75312  Juglans regia David J. Keil 2010-11-10 30957 San Luis Obispo South of Nipomo on Thompson Ave. along Nipomo Creek, 1 mile north from junction with CA 166 68 Comment
  RSA125237  Juncus acutus subsp. leopoldii Phillip A. Munz 1957-5-17 22590 San Luis Obispo South end of Morro Bay Comment
  OBI56998  Juncus breweri Larry Kelly, David J. Keil 1988-10-1 280 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  POM312821  Juncus breweri H. L. Mason 1946-6-9 12873 San Luis Obispo Dune Lakes, between Oceano and mouth of Santa Maria River. Comment
  OBI48042  Juncus bufonius var. bufonius David J. Keil 1981-5-16 14636 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  RSA0042912  Juncus bufonius var. bufonius LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6288 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  OBI43527  Juncus bufonius var. bufonius Eric Wise 1983-8-10 1742 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  UC1101008  Juncus lescurii Malcolm A. Nobs and S. Galen Smith 1948-9-9 672 San Luis Obispo about 4 mi s Pismo Beach (Dune Lakes Gun Club) Comment
  UCR42650  Juncus patens E. A. Wise 1981-6-26 680 San Luis Obispo Villa Creek Reservoir, Hwy 1 North of Cayucos. 8 Comment
  RSA661844  Juncus patens Austin P. Griffiths, D. Ragan 1981-12-13 s.n. San Luis Obispo Flora of Montana de Oro State Park; Along East Hazard Canyon South loop trail. Comment
  SEINET8075525  Juncus xiphioides David Keil 2000-5-26 28752 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 ranch roads.; 0 335 Comment
  SBBG109441  Juncus xiphioides C. B. Hardham 1957-7-31 2515 San Luis Obispo 11.8 mi E of Cambria, Hwy 41 Comment
  RSA0037312  Keckiella cordifolia LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6545 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
  CAS-BOT-BC235795  Keckiella cordifolia David D. Keck; Wm. M. Hiesey 1940-5-30 5100 San Luis Obispo 6 mi. S. of San Luis Obispo Comment
  OBI50344  Koeleria macrantha Tawney Odegard 1985-7-20 43 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  POM357028  Koeleria macrantha George B. Grant 1903-4-29 s.n. San Luis Obispo Paso Robles. Comment
  OBI21937  Koeleria macrantha Robert F. Hoover 1964-5-11 8777 San Luis Obispo Rd to Hi Mtn from Pozo-Arroyo Grande summit Comment
  CDA18257  Krascheninnikovia lanata G. D. Barbe, Ben Easley 1974-7-9 1901 San Luis Obispo Temblor Range; Top of Recruit Grade Pass, 9.5 mi W of Fellows (Kern Co.) 3.25 mi W of Kern Co. line, Temblor Range, on Crocker Springs Rd., overlooking Elkhorn Valley, and Carizzo Plain. 975 Comment
  RSA201584  Krascheninnikovia lanata Robert F. Hoover 1950-4-14 7813 San Luis Obispo Directly E of Soda Lake, Carrizo Plain, on low hills. Comment
  OBI79034  Lactuca saligna David J. Keil 2013-8-22 31908 San Luis Obispo Morro Bay State Park. Between 1743 and 1800 Turri Road (from 35.330341 deg. , -120.812458 deg. to 35.327170 deg. , -120.808337 deg. ) 9 Comment
  OBI51936  Lactuca serriola Larry Kelly, David J. Keil 1988-10-1 297 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG117902  Lactuca serriola E. Painter, M. Wetherwax 2002-9-4 CR 368 San Luis Obispo Sulphur Spring Rd; Camp Roberts 263 Comment
  OBI8038  Lagunaria patersonia Kurt R. Neisess 1976-1-25 s.n. San Luis Obispo In a vacant lot in Morro Bay, near the corner of Moro Ave and Driftwood St Comment
  OBI21950  Lamarckia aurea F. Rush 1956-5-1 39 San Luis Obispo Mt. SLO Comment
  OBI32203  Lamarckia aurea David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15859 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz. Comment
  UCD63324  Lamarckia aurea Robert F. Thorne; P. Everett 1963-4-29 31600 San Luis Obispo San Luis Obispo County: ca. 2 miles SE of Cuesta Summit. Comment
  CDA5666  Lamium amplexicaule David J. Keil 1998-4-14 26693 San Luis Obispo Suey Creek Road, 1.8 miles north from Highway 166. 0 Comment
  CAS-BOT-BC412780  Lastarriaea coriacea R. F. Hoover 1969-5-3 11298 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC334583  Lasthenia californica M. M. Miles 1886-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC339026  Lasthenia californica R. F. Hoover 1947-4-18 6957 San Luis Obispo San Simeon Comment
  UCR219501  Lasthenia californica Ellen Dean, T. Starbuck, M. Starbuck 2008-3-25 4616 San Luis Obispo north of Carrizo Plain National Monument, along Soda Lake Road between College and Belmont Streets 583 Comment
  RSA123022  Lasthenia californica B. Bolt 1936-3-13 620 San Luis Obispo 1 mile EWof Cerro Romauldo, Chorro Creek Drainage E of Morros Bay. 183 Comment
  RSA0020773  Lasthenia debilis Greg Wilvert 2005-4-13 222 San Luis Obispo 3.9 km SSW of Lawson Spring. 739 Comment
  RSA790127  Lasthenia ferrisiae Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2011-5-10 12 San Luis Obispo South Coast Ranges; Carrizo Plain; Southeast of Soda Lake; gently sloping terrain in and around lake floodplain. Approx. 1.4 miles southwest of Elkhorn Rd. 590 Comment
  CAS-BOT-BC329196  Lasthenia ferrisiae Ernest C. Twisselmann 1958-5-17 4468 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley. San Andreas Fault at the summit of Palo Prieta Canyon, eastern part of county. 701 Comment
  UC1118941  Lasthenia gracilis C. M. Belshaw 1936-3-28 1749 San Luis Obispo 1.6 mi nnw of Point Estero; Cayucos Quadrangle Comment
  UC1314960  Lasthenia gracilis R. F. Hoover 1967-5-13 10562 San Luis Obispo coast w Cambria Comment
  UC2061403  Lasthenia gracilis Rachael L. Olliff Yang with Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-18 2 San Luis Obispo Carrizo Plain; small patch in a ditch off of the East side of Soda Lake Road, surrounded by grasslands. Comment
  UCR29466  Lasthenia gracilis Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-4-4 734 San Luis Obispo Huasna Rd, 0.5 mi NW of where the Huasna River crosses the road Comment
  RSA139902  Lasthenia leptalea Clare B. Hardham 1960-4-4 5294 San Luis Obispo Flood plain of Cantinas Creek, 18 miles W of San Miguel. Plants of the Santa Lucia Mountains. Comment
  RSA607292  Lasthenia microglossa D. D. Keck, Jens Clausen 1935-4-10 3134 San Luis Obispo 14 miles NW of McKittrick. 915 Comment
  CAS-BOT-BC370863  Lasthenia minor Ernest C. Twisselmann 1958-4-8 4218 San Luis Obispo San Andreas Fault at the summit of Palo Prieta Canyon 701 Comment
  UC1363820  Lasthenia minor Robert Ornduff 1958-4-3 4861 San Luis Obispo 5 mi sw of junction of road to Soda Lake and Highway 178 Comment
  UC1872929  Lasthenia minor David Keil 2001-3-28 29220 San Luis Obispo SE of Cholame along Davis Road, 1 mi SE of California Water Project pipeline corridor. 377 Comment
  SEINET10680731  Lavatera arborea John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2924 San Luis Obispo Cambria. Ca. 5 km north of Cambria off Rt. 1. At Santa Rosa Creek. 200 Comment
  CDA5010  Lavatera arborea P. Ashley 1999-2-1 s.n. San Luis Obispo At east end of dirt parking lot on east side of road on Morro Bay Embarcadero in main business section of shops and restaurants, Morro Bay.. 0 Comment
  UC89235  Layia glandulosa M. M. Miles 1886-1-1 146 San Luis Obispo San Luis Obispo 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
  OBI15840  Layia glandulosa Rimo Bacigalupi, G. T. Robbins & Keith Harrison 1955-5-16 5136 San Luis Obispo Along direct rd from La Panza to Creston, 0.5 mi W of jctn of Commatti cyn rd from Shandon 457 Comment
  OBI28741  Layia glandulosa Gary Hammer 1976-4-10 27 San Luis Obispo Off Parkhill Rd on bank 3 mi from hwy 58 Comment
  UC665527  Layia glandulosa Annetta Carter 1940-4-7 1507 San Luis Obispo 3.3 mi se Cholame; Inner South Coast Ranges, n end of Temblor Range, Palo Priet 457 Comment
  CAS-BOT-BC327207  Layia heterotricha R. F. Hoover 1949-4-12 7601 San Luis Obispo South end of Carrizo Plain Comment
  POM305252  Layia heterotricha Henry J. Ramsey, Henry J. Ramsey 1940-4-20 578 San Luis Obispo Cholame Comment
  RSA605871  Layia heterotricha R. S. Woglum 1940-4-11 2568 San Luis Obispo Inner South Coast Ranges: Cholame, Cottonwood Pass; Bluestone Ridge; junction with Monterey/Kings/Kern Counties. Comment
  RSA302636  Layia pentachaeta subsp. albida Jim Shevock 1971-4-5 887 San Luis Obispo Twisselmann Ranch 625 Comment
  OBI5224  Layia platyglossa Mike Wemp 1972-3-29 32 San Luis Obispo 1/2 mi NW of Montana de Oro state park campground 61 Comment
  OBI72757  Layia platyglossa Michael Walgren 2010-4-7 114 San Luis Obispo San Simeon State Park on W side of hwy 1 just S of the Piedras Blancas Motel, in a former campground area between Arroyo del Corral and Arroyo del Osos Comment
  SBBG61169  Layia platyglossa M. M. Miles -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI30324  Layia platyglossa David J. Keil 1977-3-12 11956 San Luis Obispo S of Shandon, 5 mi N of jctn with State Rte 58 in game preserve area Comment
  UC1314949  Layia platyglossa R. F. Hoover 1967-2-18 10233 San Luis Obispo between Coon Creek Diablo Canyon Comment
  RSA11150  Layia platyglossa subsp. campestris C. B. Wolf 1929-4-15 3605 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  OBI38519  Lemna minor Eric Wise 1981-6-15 613 San Luis Obispo turri rd, 1 mi E of So. Bay blvd Comment
  OBI38523  Lemna minor Eric Wise 1981-10-23 1377 San Luis Obispo Spring W of Kerr "Lake". MacMillan Rd, 8.6 mi NE of hwy 46 on White Crk Ranch Comment
  OBI38509  Lemna minuta Eric Wise 1981-9-29 1284 San Luis Obispo Black Lake Cyn. At hwy 1 Comment
  OBI73599  Lemna minuta David J. Keil, with V. L. Holland 2010-6-15 30887 A 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
  RSA313405B  Lemna valdiviana Wayne P. Armstrong 1983-9-23 1169 San Luis Obispo Northeast shore of Oso Flaco Lake 5 Comment
  OBI59697  Lepechinia calycina David J. Keil, with V. L. Holland 2001-5-29 29512 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
  UC771733  Lepechinia calycina R. F. Hoover 1946-6-2 6119 San Luis Obispo La Panza Range, on east side of Summit Comment
  CAS-BOT-BC88719  Lepidium acutidens Ernest C. Twisselmann 1952-3-16 251 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 609 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
  OBI15015  Lepidium dictyotum Robert F. Hoover 1966-3-30 9755 San Luis Obispo Carrizo Plain 1 mi S of Simmler, just N of Calif Valley HQ Comment
  CAS-BOT-BC89519  Lepidium jaredii Roxana S. Ferris 1935-3-29 9122 San Luis Obispo 16 miles south of Soda Lake on the Maricopa Road, Carriso Plain. Comment
  JEPS8933  Lepidium jaredii L. Jared May 1893 San Luis Obispo hill above Carisa Plains Comment
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Mar 21 2021
  OBI15001  Lepidium jaredii Robert F. Hoover 1958-3-19 8419 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  OBI15005  Lepidium jaredii Robert F. Hoover 1967-3-22 10261 San Luis Obispo Carrizo plain S of Soda lake Comment
  RSA0020851  Lepidium latifolium David J. Keil 2012-7-18 31449 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line. 22 Comment
  CAS-BOT-BC12583  Lepidium nitidum Ira L. Wiggins 1932-3-21 5824 San Luis Obispo Ridge on northeast edge of Carisa Plain on road to Bitterwater Valley. Comment
  OBI77671  Lepidium nitidum Craig Woods 1978-2-19 7 San Luis Obispo Carrizo Plain, N end of Soda Lake 594 Comment
  RSA586409  Lepidium nitidum var. nitidum F. L. Johnson, M. D. Proctor 1993-2-19 ROB 0114 San Luis Obispo 0.5 km N of Bee Rock Rd on E Perimeter Rd. Comment
  OBI77756  Lepidospartum squamatum Robert F. Hoover 1946-9-15 6410 San Luis Obispo Crossing of San Juan River, on Pozo-Simmler rd Comment
  OBI59298  Leptochloa fusca subsp. uninervia David J. Keil 2001-6-26 29626 San Luis Obispo Arroyo Grande, Camino Mercado, ca. 0.2 mile north from junction with west Branch Street. Comment
  UC615359  Leptodactylon californicum Beryl O. Schreiber 1934-4-1 1082 San Luis Obispo road to Santa Margarita from Pozo; road to Santa Margarita from Pozo Comment
  SJSU3407  Leptosiphon bicolor C. W. Sharsmith 1962-4-22 6893 San Luis Obispo Shell Cr, San Juan Cr drainage c. 12 mi S of Shandon 414 Comment
  RSA0035293  Leptosiphon ciliatus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6364 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  OBI45636  Leptosiphon grandiflorus Malcolm McLeod 1987-7-8 1392 San Luis Obispo Upper end of the Bee Canyon, west of Corbett. In sandy soil. Comment
  OBI69806  Leptosiphon liniflorus D. R. Miller 1993-5-15 593 -10 San Luis Obispo Pine Mt Region. On Tobacco Ridge Rd just above Cline Cabin 549 Comment
  UCSB57191  Leptosiphon liniflorus Penkala, B.; Ryan, P. 1987-6-26 San Luis Obispo East side of Hwy. 229, 1/4 mile north of intersection with Hwy. 58, 5 miles north of Santa Margarita 365 Comment
  OBI7684  Leptosiphon parviflorus Christian Smith 1974-4-22 San Luis Obispo Alongside road in Poly Canyon, about 1/4 mile from entrance in compacted soil. Comment
  UC1979386  Leptosiphon parviflorus David Keil 1986-4-13 19172 San Luis Obispo 2 miles E from junction with Las Pilitas Road on Parkhill Road. S side of Highway. Comment
  OBI28784  Leptosyne californica David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14517 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
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Jul 15 2020
  SBBG127308  Lessingia germanorum D. Keil 1986-9-27 19773 San Luis Obispo ca. 0.5 mi E of Pine Cyn Forest Station along Hwy 166, slopes around dry bed of Cuyama River Comment
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Apr 19 2018
  CAS-BOT-BC341987  Lessingia pectinata var. pectinata R. F. Hoover 1964-8-14 9252 San Luis Obispo Jack Lake Comment
  UC1532783  Lessingia pectinata var. pectinata Robert F. Thorne 1968-6-7 37774 San Luis Obispo ca 3 mi s Oceano (sand dunes near lake); Jack Lake Comment
  CAS-BOT-BC444391  Lewisia rediviva Clare B. Hardham 1957-4-20 1706 San Luis Obispo 2 miles east of Paso Robles, Creston Rd. Comment
  CAS-BOT-BC283685  Leymus condensatus Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  SBBG96771  Leymus condensatus D. A. Young, S. Junak, T. Ayers 1989-4-27 1951 San Luis Obispo 0.1 mi W of W end of the Cuesta Ridge Botanical area Comment
  UC1100252  Leymus triticoides Malcolm A. Nobs and S. Galen Smith 1949-6-22 821 San Luis Obispo 3 mi s Pismo Beach; Oceano Comment
  CAS-BOT-BC451661  Lilaea scilloides R. F. Hoover 1958-5-12 8473 San Luis Obispo 1 mi. n. of Creston on road toward Shandon Comment
  RSA15703  Limnanthes douglasii subsp. nivea Carl B. Wolf 1929-4-13 3449 San Luis Obispo 1 mile north of Santa Margarita 274 Comment
  UC2027216  Limonium duriusculum David J. Keil 2011-7-3 31055 San Luis Obispo Morro Bay. South side of sand berm on south side of Morro Bay marina. Comment
  RSA760730  Limosella acaulis David J. Keil 2002-4-4 29785 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. 299 Comment
  RSA523346  Linanthus californicus Gordon H. True Jr. 1937-4-25 677 San Luis Obispo Pozo 457 Comment
  RSA83083  Linanthus californicus subsp. tomentosus Verne Grant, Alva Grant 1948-5-28 8542 San Luis Obispo 5 miles south of Oceano on Guadalupe road. Comment
  UCR59038  Linanthus liniflorus subsp. pharnaceoides C. F. Smith 1950-5-4 2773 San Luis Obispo Off Creston-Simmler Road, 0.25 mi. north of Fernandez Creek crossing. 417 Comment
  RSA191899  Linaria canadensis var. texana Robert F. Thorne, Percy C. Everett 1963-4-21 31620 San Luis Obispo S side of Morro Bay. 6 Comment
  POM258733  Linum lewisii Roxana S. Ferris 1939-5-23 s.n. San Luis Obispo 4 miles east of Templeton in higher foothills 427 Comment
  OBI32785  Lithophragma affine David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12703 San Luis Obispo 6.3 mi of Pozo. Roadside Comment
  CAS-BOT-BC435380  Lithophragma cymbalaria Mrs. R. W. Summers unspecified s.n. San Luis Obispo unspecified Comment
  OBI64118  Lithophragma cymbalaria David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29325 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  CAS-BOT-BC435665  Lithophragma heterophyllum Ira L. Wiggins 1932-3-24 5844 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles Comment
  UC638990  Lithophragma heterophyllum Bernard Miossi 1940-3-17 217 San Luis Obispo n San Luis Obispo (Polytechnic School Canyon); Polytechnic School Canyon 121 Comment
  RSA15713  Lithophragma heterophyllum Carl B. Wolf 1929-4-13 3459 San Luis Obispo North base of Cuesta Grade. 427 Comment
  UCSB39882  Lithophragma heterophyllum Shaw, J. 1982-3-24 San Luis Obispo along Prefumo Canyon Road, 0.5 miles south of Los Osos Valley Road 91 Comment
  UCSB48556  Lithophragma heterophyllum Lain, Maria 1978-4-14 San Luis Obispo Santa Lucia Range, 8 miles west on State Highway 46 from Cambria 365 Comment
  CAS-BOT-BC174524  Loeflingia squarrosa Ernest C. Twisselmann 1967-11-2 14043 San Luis Obispo La Panza Range: Shell Creek 472 Comment
  OBI34415  Logfia filaginoides David J. Keil, Kathy Jones 1982-4-4 15826 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  UC75865  Logfia filaginoides Miss M. Alice King 1895-5-1 San Luis Obispo Arroyo Grande Comment
  RSA0042457  Logfia gallica LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6384 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  UC1118410  Logfia gallica H. C. Lee 1937-5-25 1002 San Luis Obispo 1.5 mi ne Creston; Paso Robles Quad. 350 Comment
  HSC91740  Lolium perenne Susan H. Bicknell 1989-6-13 San Luis Obispo Montana de Oro. Comment
  UC337529  Lolium temulentum unknown San Luis Obispo Comment
  OBI8942  Lomatium caruifolium Eben McMillan 1952-3-23 18 San Luis Obispo E. McMillan ranch in Choice Valley, 2 mi S and 8 mi E of Shandon Comment
  SEINET5779548 Image available Lomatium caruifolium Marcus E. Jones 1882-1 3600 San Luis Obispo San Luis Obispo Comment
  SJSU3330  Lomatium caruifolium C. W. Sharsmith 1962-4-20 6796 San Luis Obispo Carrizo Plain c. 3 mi SE of Simmler, eastern San Luis Obispo County Comment
  OBI34884  Lomatium dasycarpum David J. Keil, Dirk Walters 1980-4-5 13752 San Luis Obispo Ca 28 mi E of Santa Maria on hwy 166 and N on Chimineas Ranch Rd Comment
  SD264735  Lomatium dasycarpum Tracey Call, Viola Call 1962-5-21 2137 San Luis Obispo 5 miles south of Atascadero 427 Comment
  RSA20403  Lomatium dasycarpum subsp. dasycarpum Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9442 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway 178 Comment
  OBI39748  Lomatium parvifolium David J. Keil 1978-5-14 s.n. San Luis Obispo Along Serrano Cyn near the campus of Calif Polytechnic State University Comment
  SBBG107581  Lomatium parvifolium C. B. Hardham 1958-6-20 3718 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  UC640628  Lomatium parvifolium Alice Eastwood and John Thomas Howell 1938-6-14 5919 San Luis Obispo Prefumo Canyon Comment
  RSA140289  Lomatium parvifolium Clare B. Hardham 1960-6-1 5970 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  UC1246832  Lomatium parvifolium Tracey and Viola Call 1963-6-2 2199 San Luis Obispo 1 mi up Reservoir Canyon near San Luis Obispo; 1 mi up Reservoir Canyon 243 Comment
  UC794464  Lomatium parvifolium Lincoln Constance, Richard W. Holm, and Carroll E. Wood Jr. 1949-4-24 3272 San Luis Obispo 0.8 mi. s.w. San Luis Obispo (knoll at e. end of Los Osos Valley); Los Osos Valley 152 Comment
  UC1123072  Lomatium utriculatum P. L. Johannsen 1937-4-10 1023 San Luis Obispo 1 3/4 mi. n. Spanish Ranch (Plot 244); McKittrick Quad. Comment
  RSA0042452  Lomatium vaginatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6378 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  OBI77668  Lonicera hispidula David J. Keil 1981-6-20 14868 San Luis Obispo No of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1. Comment
  UCR87685  Lonicera hispidula George K. Helmkamp, E. A. Helmkamp 1995-6-20 95 2 24 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  UCR160755  Lonicera interrupta George K. Helmkamp, E. A. Helmkamp 2005-6-12 9627 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  UCSB38021  Lonicera involucrata Edge, Lyda 1972-4-20 San Luis Obispo Near Black Lake, Dune Lakes area Comment
  RSA122601  Lonicera involucrata var. ledebourii H. C. Lee 1936-3-16 505 San Luis Obispo Near mouth of Coon Creek. 61 Comment
  RSA505590  Lotus benthamii Barbara J. Ertter, D. Keil, J. Hickman, T. Sholars 1987-4-11 6848 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon. 61 Comment
  UC192619  Lotus benthamii Edward Lee Greene 1887-6-10 San Luis Obispo Pt. Pietras Comment
  SBBG118243  Lotus corniculatus M. Wetherwax, E. Painter with J. Sainz 2002-6-17 SLO 282 San Luis Obispo near cattle gate, W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  POM18655  Lotus grandiflorus var. grandiflorus J. H. Barber 1899-4-23 7485 San Luis Obispo San Luis Obispo Comment
  POM258658  Lotus procumbens var. procumbens Roxana S. Ferris 1939-5-18 9743 San Luis Obispo About 3 miles east of Templeton on the Creston road. Comment
  CDA17360  Lotus salsuginosus G. F. Hrusa, G. Wilvert 2005-4-1 16409 San Luis Obispo Caliente Range; immed. W of Lawson Spring. W end of Padrone Cyn. Rd. 853 Comment
  RSA90318  Lotus scoparius F. W. Peirson 1920-7-29 4087 San Luis Obispo 1 mile south of Pismo Beach. Comment
  SEINET10484471  Lotus scoparius David B. Dunn 1946-5-17 Dunn 2640 San Luis Obispo Collected on steep grassy hillside on the bluffs overlooking th eocean, about 14.1 Mi s of big sur state park and 4.7 mi n of vincente creek bridge. Comment
  UCR202899  Lotus scoparius var. scoparius George K. Helmkamp, E. A. Helmkamp 2000-3-15 5331 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  CDA16890  Lotus strigosus 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
  UCR16617  Lotus strigosus C. M. Bringle 1967-3-20 B670320- 23 San Luis Obispo South Coast Range, Santa Margarita Lake Recreational Area, 0.25 mi. behind pay station off Hwy 58, on mesa containing barbecue pit 442 Comment
  RSA522491  Lotus strigosus var. strigosus David J. Keil 1986-4-8 19131 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake. Comment
  OBI26403  Ludwigia peploides David J. Keil 1980-9-21 14262 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  UC52323  Lupinus affinis Mrs. R. W. Summers 1882-3-30 San Luis Obispo San Luis Valley 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
  SBBG104246  Lupinus albifrons var. albifrons M. D. Proctor, E. A. Young 1993-3-18 ROB 234 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  UCR122172  Lupinus albifrons var. albifrons George K. Helmkamp, E. A. Helmkamp 2000-4-22 5477 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  CAS-BOT-BC195745  Lupinus albifrons var. albifrons Ernest C. Twisselmann 1954-3-8 857 San Luis Obispo Palo Prieta Canyon: near summit, 7 miles south of Cholame 609 Comment
  CAS-BOT-BC201612  Lupinus albifrons var. albifrons F. W. Haasis 1959-5-23 91 .59 San Luis Obispo Near Pine Ridge Trail, 1 mile west of China Camp, Los Padres National Forest 1310 Comment
  RSA172313  Lupinus albifrons var. albifrons Robert F. Thorne, Percy C. Everett, K. Thorne 1963-4-18 31490 San Luis Obispo 6 miles S of Cholame in Temblor Range 488 Comment
  CAS-BOT-BC196234  Lupinus albifrons var. eminens Roxana S. Ferris 1935-3-3 9128 San Luis Obispo Near junction of Carriso [Carrizo] Plain road with Maricopa-Cuyama Valley Highway Comment
  OBI5559  Lupinus arboreus Sharon Jochums 1974-4-10 123 San Luis Obispo W of hwy 1 on marine terrace of Point San Simeon Comment
  UCD106603  Lupinus arboreus Eric Davidson 1971-6-26 321 San Luis Obispo San Luis Obispo County: 3 miles south of Ceano. Comment
  UCSB18108  Lupinus arboreus Gruber, Richard 1964-3-25 San Luis Obispo State Highway 1, approximately 3.5 miles N of Guadalupe 45 Comment
  OBI32638  Lupinus bicolor David J. Keil 1982-5-2 15913 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  RSA0036481  Lupinus bicolor Daisie Huang 2006-4-13 06041334 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SBBG118164  Lupinus bicolor J. Olson 2002-4-3 San Luis Obispo W of Cerro Romualdo in leveled area behind water tank, Training Area 5; Camp San Luis Obispo 130 Comment
  UC126962  Lupinus bicolor L. Jared 1822-3-4 San Luis Obispo South Coast Ranges Comment
  RSA619096  Lupinus bicolor subsp. marginatus R. S. Woglum 1938-4-23 1583 San Luis Obispo San Joaquin Valley / Outer South Coast Ranges transition: Creston to La Panza. Comment
  CAS-BOT-BC215437  Lupinus cervinus R. F. Hoover 1964-6-5 8928 San Luis Obispo Near summit of ridge W of upper Lopez Canyon Comment
  UCR132065  Lupinus chamissonis George K. Helmkamp 2003-7-29 8043 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UCSB51383  Lupinus chamissonis Helmkamp, G. 1973-8-8 San Luis Obispo Baywood Park Comment
  OBI53452  Lupinus chamissonis Arthur W. Hazebrook 1991-6-6 87 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  SEINET3099235 Image available Lupinus chamissonis var. longifolius Marcus E. Jones 1882-5-6 3236 San Luis Obispo San Luis Obispo Comment
  UCSB26124  Lupinus concinnus Wilken, Dieter 1969-4-13 San Luis Obispo California State Highway 58; 5.5 miles east of Cammatti Canyon Road Comment
  UC1129468  Lupinus formosus var. robustus T. M. Hendrix 1937-4-26 112 San Luis Obispo 3.9 mi ne Highland School; Pozo Quad. Comment
  SEINET10485406  Lupinus horizontalis Ernest C. Twisselmann 1957-5-3 Twisselmann 3481 San Luis Obispo Carrisa plains: flood wash 9.9 mi. S of soda lake. Upper sonoran grasslands. 640 Comment
  SEINET10903864  Lupinus horizontalis Robert F. Hoover 1966-3-30 Hoover 9770 San Luis Obispo Panorama hills near w base of crocker grade. Comment
  CDA12446  Lupinus latifolius G. F. Hrusa 1987-6-19 5427 San Luis Obispo Montana de Oro State Park; Coon Creek trail, mid-portions approx. 2 miles S of trailhead at Buchon Pt. Comment
  OBI73010  Lupinus latifolius var. latifolius David J. Keil 2000-6-15 28810 San Luis Obispo Irish Hills, San Luis Range. Hibberd Preserve. Comment
  OBI82110  Lupinus ludovicianus Rhonda Riggins 1982-5-20 1412 San Luis Obispo Ridge SE Protero Field. Ranchita Cattle Co. Comment
  SBBG45479  Lupinus ludovicianus D. Emery 1958-6-5 San Luis Obispo summit between Arroyo Grande and Huasna Comment
  SEINET239865  Lupinus microcarpus Rhonda Riggins 1979-5-6 1174 San Luis Obispo Cable Corral Rd. and Hwy. 166 at Rock Face Ranch. Comment
  OBI3899  Lupinus microcarpus var. densiflorus Elizabeth Rudd 1971-5-16 258 San Luis Obispo 3 mi N of Santa Margarita 274 Comment
  OBI31393  Lupinus microcarpus var. densiflorus Joy Nishida, Ginger King and Julie Oxford 1982-5-1 342 San Luis Obispo Ameican Cyn campground, near stream 524 Comment
  OBI48265  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1182 San Luis Obispo Pasture land and streamside, Eagle Ranch Rd, 0.3 mi S Santa Barbara Rd N of Santa Margarita exit US 101 Comment
  OBI48278  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
  OBI48292  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1163 San Luis Obispo USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  OBI48294  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1163 San Luis Obispo USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  OBI48397  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
  UC55693  Lupinus microcarpus var. densiflorus Mrs. R. W. Summers 1883-3-1 San Luis Obispo hills near sea 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
  SBBG114108  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-27 1137 San Luis Obispo Cooper (Old Sheep Camp) Cyn, County Rd 285, 0.9 mi SE Hwy 58; W slopes of Temblor Range Comment
  SBBG104239  Lupinus microcarpus var. microcarpus D. A. Young, F. L. Johnson 1992-6-17 ROB 66 San Luis Obispo 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  SBBG9205  Lupinus microcarpus var. microcarpus C. B. Hardham 1959-5-19 4671 San Luis Obispo ridge between Franklin Crk and Las Tablas Crk Comment
  CDA27503  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-12 1181 San Luis Obispo El Pomar Road 0.1 mile south of junction with Vaquero Drive paralleling Salinas River, N Templeton. 0 Comment
  CDA27513  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-12 1177 San Luis Obispo Nacimiento Road 0.6 mile north of Nacimiento Dam. 0 Comment
  CDA27529  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-5 1158 San Luis Obispo Triangle formed by Elkhorn Trail Road (County 285) and ranch road to water tank, 2.3 miles north of Coachoro Camp Road. 0 Comment
  OBI2192  Lupinus microcarpus var. microcarpus Eben McMillan 1952-4-2 42 San Luis Obispo Palo Prieta Cyn 5 mi SE of Cholame Comment
  SBBG114122  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-5 1156 San Luis Obispo Elkhorn Trail Rd (Co Rd 285) 4.8 mi SE Hurricane Rd; W slope Temblor Range Comment
  SBBG114144  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-6 1174 San Luis Obispo Cable Corral Rd and Hwy 166 at Rock Face Ranch Comment
  UC310373  Lupinus microcarpus var. microcarpus Philip A. Munz 1925-3-24 9225 San Luis Obispo 15 mi ne Paso Robles; ne of Paso Robles Comment
  SBBG34840  Lupinus nanus Mrs. R. W. Summers 1886-2-20 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCR161470  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-5-17 9470 San Luis Obispo Central Coast, Mile 60 of Calif. Highway 1, c. 2.0 mi WNW of San Simeon 15 Comment
  CAS-BOT-BC202124  Lupinus nipomensis R. F. Hoover 1967-5-6 10547 San Luis Obispo At Jack Lake Comment
  OBI57823  Lupinus sparsiflorus David J. Keil 1998-4-9 26667 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  RSA122407  Lupinus subvexus var. subvexus T. M. Hendrix 1937-5-25 218 San Luis Obispo 1/4 mile south of Cammotti. 488 Comment
  OBI28566  Lupinus succulentus John Jackman & Julie Truesdale, Julie Truesdale 1980-1 45 San Luis Obispo MacGillivary Ranch, Adelaida. Near Adelaida rd Comment
  SBBG67065  Lupinus succulentus M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG17711  Lupinus truncatus D. Emery 1950-4-21 San Luis Obispo Blue Gum Eucalyptus grove 0.5 mi W of Nipomo Comment
  OBI12812  Lupinus truncatus F. Rush Jun-56 88 San Luis Obispo Mt San Luis Obispo Comment
  UCR57542  Lupinus variicolor George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI79324  Luzula macrantha David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31721 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area 900 Comment
  CAS-BOT-BC441259  Luzula macrantha Mrs. R. W. Summers no date on label s.n. San Luis Obispo Slope of S. Luis Mt. Comment
  CAS-BOT-BC441359  Luzula subsessilis John Thomas Howell 1964-6-30 40859 San Luis Obispo Cambria Comment
  OBI22831  Lyonothamnus floribundus Robert F. Hoover 1968-6-24 11180 San Luis Obispo Cultivated on Cal Poly campus, SLO Comment
  OBI7669  Lysimachia arvensis Christian Smith 1974-4-14 s.n. San Luis Obispo Along roadside in Poly cyn Comment
  OBI80155  Lysimachia arvensis David J. Keil 1992-4-12 22804 San Luis Obispo Laguna Lake City Park. 170 Comment
  UC454541  Lythrum californicum Ira J. Condit 1907-9-27 San Luis Obispo California Polytechnic School grounds Comment
  JEPS98916  Madia elegans Bruce G. Baldwin 1985-9-29 535 San Luis Obispo along Hwy 58, less than 0.5 mi W of jct with Hwy 229 Comment
  OBI27130  Madia gracilis Thomas Burrows 1980-5-3 29 San Luis Obispo Reservoir cyn 152 Comment
  UCD134299  Madia gracilis G. F. Hrusa 1995-5-28 12206 San Luis Obispo San Luis Obispo County: east base of Ridge 2. 500 Comment
  SEINET11810611  Madia gracilis Unknown 1936-1 12971 San Luis Obispo Cuesta Pass Comment
  OBI64795  Madia radiata George Butterworth 2005-3-10 559 San Luis Obispo Carrizo Plain Ecological reserve. 30' E of Sprague Hill Rd (San Diego Cr. Rd) 3.6 mi S of Soda Lake Rd 712 Comment
  UC1234634  Madia radiata Clare B. Hardham 1962-4-14 8977 San Luis Obispo head Bitterwater Canyon; Pinole Hills, head of Bitterwater Canyon Comment
  UC1872949  Madia radiata David Keil 2001-5-10 29447 San Luis Obispo Bittersweet Road, ca. 10 mi N of Hwy 58. 670 Comment
  CAS-BOT-BC324525  Madia radiata David D. Keck; J. Clausen 1935-4-9 3105 San Luis Obispo 3.5 miles east of Cholame on road to Lost Hills 457 Comment
  CAS-BOT-BC324530  Madia radiata Bruce G. Baldwin 1988-4-8 693 San Luis Obispo North of Carrizo Plain 0.2 miles north of Pinole Spring along Bitterwater Spring Road Comment
  OBI80714  Madia sativa David J. Keil 1992-10-19 23843 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  SEINET2442634  Madia sativa David Keil 1988-7-2 20843 San Luis Obispo Morro Bay State Park. East of South Bay Blvd. Vicinity of old cement plant or on hill to norhteast.; 0 Comment
  CAS-BOT-BC345087  Madia sativa R. F. Hoover 1965-9-29 9657 San Luis Obispo Santa Lucia Range. North base of Cuesta Grade Comment
  CAS-BOT-BC512097  Maianthemum racemosum subsp. amplexicaule R. F. Hoover 1948-5-3 7510 San Luis Obispo See Canyon Comment
  RSA43141  Maianthemum stellatum Robert F. Hoover 1947-3-16 6680 San Luis Obispo San Luis Obispo County: San Carpoforo Creek, near ocean Comment
  RSA133267  Malacothamnus davidsonii Clare B. Hardham 1957-7-30 2484 San Luis Obispo Bee Rock; Santa Lucia Mountains. Comment
  JEPS99293  Malacothamnus jonesii Clifton F. Smith 1993-6-15 12489 San Luis Obispo along Branch Creek Road, 6.2 mi from Hwy 166 Comment
  RSA786588  Malacothamnus jonesii Mark A. Elvin, Vern Yadon 1996-8-11 348 San Luis Obispo Santa Lucia Mountains; Interlake Mesa, E of Bee Rock, summit of Interlake Rd., N. side of road on hill. 1.2 miles WSW of jct. of G19 and G14 Naciemento Rd. Comment
  UC1122022  Malacothamnus jonesii F. H. Raymond 1930-11-8 125 San Luis Obispo Arroyo Grande Quadrangle, Picacho Comment
  CAS-BOT-BC204171  Malacothamnus jonesii Clare B. Hardham 1956-6-13 945 San Luis Obispo Black Mt., Highland Dist. Comment
  SBBG112397  Malacothamnus jonesii D. Keil, V. L. Holland 1999-5-4 28328 San Luis Obispo Sulphur Springs Rd, 0.5-1.1 rd mi W of jct with Deer Trail Rd; Camp Roberts Comment
  JEPS59957  Malacothrix californica Lewis S. Rose 1969-4-14 69019 San Luis Obispo s of Creston (Bedell Ranch, n end of La Panza Range); La Panza Range 426 Comment
  CAS-BOT-BC345435  Malacothrix clevelandii Clare B. Hardham 1956-5-17 728 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch near San Marcos Creek Comment
  UC1276298  Malacothrix clevelandii R. F. Hoover 1950-5-6 7882 San Luis Obispo Upper Navajo Creek La Panza Range, Upper Navajo Creek Comment
  CAS-BOT-BC322487  Malacothrix incana Mrs. E. C. Van Dyke 1928-7-1 s.n. San Luis Obispo Pismo Comment
  OBI57984  Malacothrix incana Kathleen G. Jones 1982-1-2 s.n. San Luis Obispo Inland above Oso Flaco Crk Comment
  RSA216870  Malacothrix incana Robert F. Hoover 1966-9-21 10080 San Luis Obispo Oso Flaco Lake Comment
  UC76376  Malacothrix incana Miss M. Alice King June 1895 San Luis Obispo Pismo Beach Comment
  OBI57676  Malacothrix incana Austin P. Griffiths 1980-6-21 s.n. San Luis Obispo Near S end of Morro Bay sand spit 10 Comment
  UCSB17622  Malacothrix phaeocarpa Hardham, Clare 1961-4-20 San Luis Obispo Franklin Creek, Adelaida, Santa Lucia Mountains Comment
  OBI76878  Malva arborea D. R. Miller, E. A. Appel 2012-2-19 212 .1013 San Luis Obispo In drainage ditch on inland side of hwy 1 at Cambria Pines Dr, Cambria 30 Comment
  HSC91697  Malva neglecta Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro, along Eastern Boundary Trail Comment
  OBI3222  Malva nicaeensis Kathy Thom 1971-5-3 7 San Luis Obispo N of Foothill Blvd and Hwy 1 91 Comment
  RSA0023304  Malvella leprosa Greg Wilvert 2005-6-4 469 San Luis Obispo Southeast half of the Caliente Range. 3 Km E of Wells Spring 915 Comment
  OBI26907  Matricaria discoidea Betty Breuleux, Carol Hawkins 1980-4-10 9 San Luis Obispo In Poly Cyn, Cal Poly state univ Comment
  UCD14904  Matricaria occidentalis M. Rejmanek 1995-4-15 s.n. San Luis Obispo San Luis Obispo County: at the south end of Soda Lake, on the Carrizo Plain. Comment
  CAS-BOT-BC422733  Meconella denticulata R. F. Hoover 1950-4-30 7860 San Luis Obispo E. slope of La Panza Range Comment
  OBI12804  Medicago polymorpha Jim Heaston 1955-10-9 19 San Luis Obispo Cal Poly SLO Comment
  OBI3946  Medicago polymorpha Elizabeth Rudd 1971-3-30 193 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  SBBG16108  Medicago polymorpha E. C. Twisselmann 1962-10-21 7937 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  SBBG22422  Medicago polymorpha C. B. Hardham 1961-4-14 7385 B San Luis Obispo Protestant Cemetery, Cambria Comment
  CAS-BOT-BC281370  Melica harfordii R. F. Hoover 1964-6-12 9080 San Luis Obispo Road from N Fork San Simeon Creek to Rocky Butte Comment
  CDA21212  Melica imperfecta G. F. Hrusa 1993-5-2 11029 San Luis Obispo Reservoir Canyon. Comment
  OBI51795  Melica imperfecta R. Mike Arens 1994-3-26 26 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  POM209671  Melica imperfecta D. D. Keck 1934-4-26 2814 San Luis Obispo 10 miles west of Simmler on road to La Panza. Comment
  SBBG118222  Melica torreyana M. Wetherwax, E. Painter, J. Olson 2002-4-24 SLO 246 a San Luis Obispo Primera Mine tailings; Camp San Luis Obispo 440 Comment
  UC16154  Melilotus indicus W. H. Brewer 1861-4-27 482 San Luis Obispo San Luis Obispo Comment
  UC55390  Melilotus indicus J. H. Barber 1898-7-20 San Luis Obispo Sta. Ynez Canyon Comment
  OBI33110  Mentha canadensis David J. Keil 1983-9-10 17958 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI13663  Mentha canadensis R. L. Hoover 1967-11-23 1 San Luis Obispo W bank of laguna, San Luis Obispo Comment
  OBI12485  Mentzelia affinis Robert F. Hoover 1947-3-30 6843 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  UCR28908  Mentzelia affinis Melissa Luckow, R. Riggins 1982-4-13 753 San Luis Obispo Buena Vista Overlook, 4.6 mi. north of junction with South Lake Road, 9.7 mi. east of Taft. Comment
  OBI75454  Mentzelia micrantha Jenner Whitt 2003-5-18 95 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  RSA778863  Mentzelia micrantha David J. Keil 1987-5-6 20130 San Luis Obispo Hwy 229 ca 1/2 mile north of juction highway 58. Chaparral fire succession. Comment
  OBI12499  Mentzelia pectinata Robert F. Hoover 1967-4-15 10468 San Luis Obispo Elkhorn Hills Comment
  SBBG97414  Mentzelia pectinata C. F. Smith 1991-4-9 12182 San Luis Obispo Crocker Grade above Carrizo Plain, Temblor Range Comment
  OBI45918  Mentzelia pectinata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19249 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn rd on Crocker Grade Rd 838 Comment
  RSA115470  Mentzelia pectinata E. C. Twisselmann 1955-4-6 1803 San Luis Obispo Recruit Canyon, southeastern San Luis Obispo County, Temblor Range and Western San Joaquin Valley. 808 Comment
  SJSU3377  Mentzelia pectinata C. W. Sharsmith 1962-4-21 6853 San Luis Obispo Recruit Canyon (lower reaches) near Crocker Peak, Temblor Range Comment
  OBI12481  Mentzelia veatchiana Eben McMillan 1952-5-5 104 San Luis Obispo Red Eagle Mine 1 mi E 12 mi S Shandon Comment
  RSA518919  Mesembryanthemum elongatum George K. Helmkamp 1990-9-3 s.n. San Luis Obispo South end of Morro Bay, southwest of Baywood Park 15 Comment
  OBI65826  Micranthes bryophora D. R. Miller 1994-3-30 394 -151 San Luis Obispo Pine Mt Region. In orchard on my property, E slope Pine Mt, Tobacco Crk drainage 732 Comment
  OBI79322  Micropus californicus David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31722 -1 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area 880 Comment
  CAS-BOT-BC348564  Micropus californicus var. californicus Ernest C. Twisselmann 1954-4-29 1121 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 640 Comment
  OBI56744  Microseris douglasii David J. Keil 1998-5-13 27241 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  CAS-BOT-BC348992  Microseris douglasii subsp. douglasii Alice Eastwood; John Thomas Howell 1935-3-25 2036 San Luis Obispo West side of Cottonwood Pass Comment
  OBI77702  Microseris douglasii subsp. douglasii David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27390 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
  UC564162  Microseris douglasii subsp. douglasii Roxana S. Ferris 1935-3-29 9104 San Luis Obispo 2 mi s Simmler; Carriso Plain Comment
  RSA126759  Microseris lindleyi H. C. Lee 1936-3-10 469 San Luis Obispo 2 miles north-northwest [of] Camp Hill 229 Comment
  RSA614975  Microsteris gracilis subsp. humilis George K. Helmkamp, E. A. Helmkamp 1998-4-8 3243 San Luis Obispo Soda Lake Rd at Arrowbear Trail (vic. of California Valley, ca. 5 mi. NW of Soda Lake) 610 Comment
  OBI56972  Mimulus aurantiacus Steven A. Junak 1990-5-17 4371 San Luis Obispo Santa Lucia Mts near N edge of Cuesta Ridge Botanical area, on ridge S of first high voltage tower E of W Cuesta Ridge rd (USFS Road #29S11.3) ca. 5.9 mi W of Hwy 101 Comment
  RSA0117160  Mimulus aurantiacus Matt Morris, Carlson Schwoerer 2014-5-17 01 San Luis Obispo Montana de Oro, 1 mile into the Bluff Trail near Diablo nuclear power plant. Near the Pacific Ocean. Comment
  UCR161324  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9060 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills; 3.0 mi west of Los Osos Valley Road 140 Comment
  OBI20246  Mimulus aurantiacus var. aurantiacus Robert J. Rodin 1962-5-10 6872 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
  UCSB22228  Mimulus aurantiacus var. aurantiacus McMinn, H. 1947-5-25 San Luis Obispo About 5.6 miles southwest of Templeton on road to Cayucos via Santa Rita Canyon 274 Comment
  JEPS23888  Mimulus aurantiacus var. grandiflorus G. T. Nordstrom 1937-4-28 1131 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quadrangle Comment
  JEPS18750  Mimulus aurantiacus var. pubescens Ernest C. Twisselmann 1955-5-27 2029 San Luis Obispo Navajo Canyon La Panza Range 769 Comment
  UC1226814  Mimulus aurantiacus var. pubescens P. J. Hurd and Stage 1962-6-9 62 -23 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  JEPS35515  Mimulus fremontii var. fremontii Clare B. Hardham 1960-6-17 6148 San Luis Obispo few mi s Monterey County line (tributary of San Carpojo Creek); Santa Lucia Mountains, Chris Flood Creek 609 Comment
  SBBG66027  Mimulus guttatus C. F. Smith 1962-8-7 8047 San Luis Obispo edge of Oso Flaco Lake, NW of Guadalupe Comment
  UCSB56338  Mimulus guttatus Power, Paula 1986-5-29 San Luis Obispo along HWY 41; 6 mi. from intersection with HWY 46 548 Comment
  OBI64474  Minuartia californica David J. Keil, with Kathleen A. Keil 2005-2-20 30333 San Luis Obispo Red Hill Road just south of junction with California 57 610 Comment
  OBI57308  Minuartia cismontana David J. Keil 1998-6-1 27572 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  CAS-BOT-BC388807  Minuartia douglasii Alice Eastwood 1926-5-4 13814 San Luis Obispo Paso Robles Comment
  OBI37933  Minuartia douglasii David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18596 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
  UCD98052  Mirabilis jalapa var. jalapa Ernest C. Twisselmann 1959-11-2 5906 San Luis Obispo San Luis Obispo County: Oceano Road, 3.2 miles south of Arroyo Grande. 12 Comment
  UC570342  Mirabilis laevis var. crassifolia H. C. Lee 1936-3-10 466 San Luis Obispo two miles NW of Camp Hill 228 Comment
  SEINET10582038  Monardella crispa A. Graff 1993-7-7 Graff 146 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
  CAS-BOT-BC220270  Monardella undulata David D. Keck 1933-5-5 2211 San Luis Obispo Oceano, southwestern San Luis Obispo County Comment
  CAS-BOT-BC220287  Monardella undulata subsp. crispa Mrs. R. W. Summers 1882-2-3 s.n. San Luis Obispo Seashore Hills Comment
  OBI4400  Monardella undulata subsp. crispa Robert J. Rodin 1970-9-10 8443 San Luis Obispo Hollow in sand dunes about 300 yds from the Pacific Ocean near a shell mound in Pismo Beach state park Comment
  UCD144214  Monardella undulata subsp. undulata Austin P. Griffiths; M. E. Griffiths 1986-5-15 s.n. San Luis Obispo San Luis Obispo County: Guadalupe Dunes. On southerly brow and crest. Comment
  RSA42997  Monardella undulata var. frutescens Robert F. Hoover 1947-7-10 7289 San Luis Obispo north edge of Santa MAria Valley on Guadalupe-Arroyo Grande Road Comment
  SEINET10582388  Monardella villosa subsp. obispoensis A. Graff 1993-7-9 Graff 161 San Luis Obispo Los Padres National Forest, Cuesta Ridge. Going west along the ridge, leave the Cuesta Ridge Botanical Area and continue down to a dip between 2 hills. There is a metal gate on a road on the left, as well as another road to the right. Stop at the turnout on left by the 2 roads. Type locality is just west up the road, on the left side. T29S,R12E,S20. Locally infrequent, with Quercus sp., Arctostaphylos sp., Adenostema fascicularis, Salvia mellifera, Eriophyllum confertiflorum, Lotus sp., Avena sp., Leptodactylon sp. Not yet in bloom. Comment
  SBBG16141  Monardella villosa var. obispoensis C. B. Hardham 1960-6-17 6169 San Luis Obispo ridge between Arroyo de la Cruz and San Carpoforo Cr, near Chris Flood cypress grove Comment
  OBI65064  Monolepis nuttalliana Greg Wilvert 2005-4-17 285 San Luis Obispo SE Half of the Caliente Range. 400 m S of Quail Spring Reservoir Comment
  OBI28745  Monolepis nuttalliana David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14489 San Luis Obispo Rd at S end of Soda lake ca 1/4 mi E of Soda Lake Rd Comment
  CAS-BOT-BC327709  Monolopia congdonii R. F. Hoover 1950-4-14 7828 San Luis Obispo N end of Elkhorn Plain Comment
  SD231031  Monolopia congdonii James R. Shevock, Jack Zaninovich 1983-3-30 10213 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone, east side of Plain, 12.8 miles norhtwest from California highway 33/166 800 Comment
  UC1069961  Monolopia lanceolata C. M. Belshaw 1936-3-17 1624 San Luis Obispo 2.2 mi se Nipomo; Nipomo Quad. 205 Comment
  CAS-BOT-BC349551  Monolopia lanceolata Rimo Bacigalupi; G. T. Robbins; Keith Harrison 1955-5-16 5145 San Luis Obispo Along back road from La Panza to Santa Margarita, 0.2 mile south of junction (Wilson Corner) with road to Creston 454 Comment
  JEPS7798  Monolopia lanceolata G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3458 San Luis Obispo southernmost end of plain just before descent into Cuyama Valley (about 4 mi from Kern County line); Carrizo Plain 868 Comment
  OBI45908  Monolopia lanceolata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19260 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 838 Comment
  RSA152169  Monolopia lanceolata G. Thomas Robbins, Rimo Bacigalupi 1952-4-20 3458 San Luis Obispo Southernmost end of Carrizo Plain, just before descent into Cuyama Valley, about 4 miles from Kern County line 869 Comment
  SD120864  Monolopia lanceolata Dale E. Johnson, J. E. Eckenwalder 1976-4-24 223 San Luis Obispo 0.8 km southeast of Cammatti Canyon road on San Juan Creek road; northeast of road on slope of narrow gully. 370 Comment
  CDA13793  Monolopia stricta G. F. Hrusa, Russ Lewis, Larry Suislaw (BLM) 1997-3-26 13663 San Luis Obispo Carrizo Plain. S end of Soda Lake. Comment
  OBI18696  Monolopia stricta Robert F. Hoover 1967-3-28 10307 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  SD148224  Monolopia stricta G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6639 San Luis Obispo California Highway 58, 33 miles east of Santa Margarita near San Juan Creek. 487 Comment
  UC1315038  Monolopia stricta R. F. Hoover 1967-4-9 10397 San Luis Obispo Elkhorn Scarp Comment
  SBBG126139  Monolopia stricta D. Keil 1998-6-5 27656 San Luis Obispo lower sw slopes of Caliente Range, SW of Radio Towers on gravel rd, 1 mi NE of Chalk Mtn 701 Comment
  OBI53538  Morella californica Arthur W. Hazebrook 1992-7-7 117 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll, Little Oso Flaco Lake and surrounding dunes Comment
  CAS-BOT-BC109024  Mucronea californica R. F. Hoover 1964-6-6 8975 San Luis Obispo Los Osos. Comment
  SBBG109702  Mucronea californica E. C. Twisselmann 1956-6-1 2889 San Luis Obispo S end of Morro Bay near Baywood Park 30 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-BC109039  Mucronea californica Clare B. Hardham 1957-6-18 2249 San Luis Obispo Tierra Redondo. Comment
  SD40073  Mucronea californica Edith A. Purer 1933-7-20 5088 San Luis Obispo Stabilized sand dunes, five miles northwest of Guadalupe Comment
  SEINET1909955  Mucronea californica Barbara Ertter 1989-1 8482 San Luis Obispo San Luis Obispo Co.: Unical Oil Refinery ca 4 air miles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area, 457 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
  UCD147338  Mucronea perfoliata MJ Colletti; M. Gordon, A. Klein 2010-4-21 CARR 1663 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 682 Comment
  OBI34401  Muhlenbergia rigens David J. Keil, Kathy Jones 1982-4-4 15840 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  CAS-BOT-BC83372  Myosurus minimus Roxana S. Ferris 1935-3-29 9110 San Luis Obispo 1 mile north of Soda Lake, Carriso Plain. Comment
  OBI73355  Myosurus sessilis David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30689 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  OBI43481  Najas guadalupensis Eric Wise 1983-10-25 1856 San Luis Obispo Creston Lake, Approx 1/2 mi S of Creston. Approx 1/2 mi S of lake proper Comment
  CAS-BOT-BC259855  Nassella cernua A. A. Beetle 1942-4-15 3034 San Luis Obispo Above the Santa Maria River near Taylor Spring, SW part of county Comment
  CDA32565  Nassella cernua T. C. Fuller 1962-7-19 9259 San Luis Obispo Gillis Canyon, ca. 10.6 miles southeast of Shandon. 0 Comment
  RSA535949  Nassella lepida D. A. Young, Steven A. Junak, Tina J. Ayers 1989-4-27 1983 San Luis Obispo Along 'Chaparral Road' near east end of Botanical area, below T.V. antennas Comment
  RSA718821  Nassella pulchra Michael Honer 2002-4-28 1623 San Luis Obispo Appx. 4 mi. SE of Arroyo Grande, along Hwy 101. 91 Comment
  SBBG112540  Nassella pulchra D. Keil 1985-3-26 18472 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  POM262060  Nassella pulchra I. L. Wiggins 1929-4-16 3649 San Luis Obispo 8 miles north of Cayucos Comment
  SBBG120301  Nasturtium officinale E. Painter, M. Wetherwax 2000-5-16 CR 84 San Luis Obispo Nacimiento River floodplain, upstream from Twin Bridges; Camp Roberts 180 Comment
  OBI75233  Navarretia atractyloides Michael Walgren 2011-8-12 251 San Luis Obispo Callendar Dunes along Hwy 1 N of Callendar rd and E of hwy 1 Comment
  OBI83508  Navarretia atractyloides Eric Wise 1983-8-30 1761 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo co. Planning Board Et al Comment
  UC1023814  Navarretia hamata subsp. parviloba R. F. Hoover 1947-5-30 7231 San Luis Obispo Huasna District Comment
  UC1124116  Navarretia jaredii C. A. Graham 1939-5-20 575 San Luis Obispo 3.50 mi sse Carrizo Ranch; Branch Mt. Quad. 701 Comment
  RSA140471  Navarretia jaredii Clare B. Hardham 1960-5-17 5751 San Luis Obispo South of Bee Rock Comment
  OBI76644  Navarretia nigelliformis subsp. radians Meg Perry, LynneDee Althouse 2010-6-29 Oct- 49 San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, Sect 5 623 Comment
  SBBG117512  Navarretia prostrata J. Froland 2000-5-9 3 San Luis Obispo NW of Rd C-25, N of Tower Rd, Training Area O; Camp Roberts 250 Comment
  SEINET10873444  Nemacladus gracilis Hardham 1962-5-10 HARDHAM 10 -087 San Luis Obispo Intersection of Shell Creek and Cammatta Road, east of Creston Comment
  RSA128095  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham 1957-5-26 1967 San Luis Obispo Intersection of Parkhill Rd. and Creston-Santa Margarita Rd. Comment
  UCR28996  Nemophila menziesii David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14512 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  UCSB49531  Nemophila menziesii Borchert, J. 1983-4-15 San Luis Obispo East Cuesta Ridge Rd.; 2 miles from junction with Hwy. 101 609 Comment
  UCR161935  Nemophila menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2005-3-1 8986 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  SD249227  Nemophila pulchella var. fremontii David Keil 1998-5-11 27206 San Luis Obispo Caliente Range, 5.3 miles from Soda Lake Road along Selby Road. Comment
  UC1392789  Nicotiana acuminata var. multiflora R. F. Hoover 1969-7-13 11460 San Luis Obispo 2 mi s Atascadero Comment
  JEPS13563  Nicotiana quadrivalvis Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5195 San Luis Obispo 1.6 mi n Creston-La Panza road (along upper part of Cammatti Canyon road) 405 Comment
  OBI9175  Nicotiana quadrivalvis Robert F. Hoover 1969-7-13 11459 San Luis Obispo 2 mi S of Atascadero Comment
  OBI9177  Nicotiana quadrivalvis Robert F. Hoover 1947-4-20 6984 San Luis Obispo Near El Dorado School Comment
  OBI23020  Notholithocarpus densiflorus var. densiflorus Robert J. Rodin 1964-5-8 6861 San Luis Obispo On ridge 4 mi SE of Cuesta Summit on Hwy 101, San luis Obispo Comment
  RSA0013790  Nuphar lutea subsp. polysepala Roxana S. Ferris 1929-4-15 8028 San Luis Obispo Between Oceano and Callender. Comment
  OBI32237  Nuttallanthus texanus David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15863 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  UCSB43888  Nuttallanthus texanus Fugle, Craig 1982-4-23 San Luis Obispo East side of Nipomo Mesa; Hwy 1; 6 miles north of Guadalupe 30 Comment
  UC1128071  Oemleria cerasiformis H. C. Lee 1937-4-11 823 San Luis Obispo 2.5 mi sw Templeton; Paso Robles Quad. 259 Comment
  UCR266014  Oemleria cerasiformis David J. Keil 1985-3-26 18473 San Luis Obispo Central Coast, Lodge Hill subdivision area of Cambria 122 Comment
  CAS-BOT-BC140419  Oemleria cerasiformis Roxana S. Ferris 1929-4-13 7510 San Luis Obispo North base of the Cuesta Grade Comment
  CAS-BOT-BC140422  Oemleria cerasiformis R. F. Hoover 1947-2-8 6607 San Luis Obispo Pettitt Canyon (Sycamore Canyon of U.S.G.S. map), San Luis Range Comment
  RSA128121  Oemleria cerasiformis Clare B. Hardham 1959-3-14 4070 San Luis Obispo York Mt. Comment
  SBBG44305  Oemleria cerasiformis R. N. Philbrick, D. E. Emery 1972-2-15 San Luis Obispo half-way up N-facing slope, Arroyo de la Cruz, 0.25 mi E of Hwy 1, Hearst Ranch Comment
  SBBG23107  Oenanthe sarmentosa E. R. Chandler 1965-7-9 2589 San Luis Obispo Oso Flaco Lake Comment
  UCR158428  Oenanthe sarmentosa George K. Helmkamp 2004-6-15 8648 San Luis Obispo Central Coast, East entrace to Oso Flaco Lake 9 Comment
  UCR18548  Oenanthe sarmentosa George K. Helmkamp 1974-9-28 s.n. San Luis Obispo Central Coast, Morro Bay area, Hazard Cyn, near ocean 34 Comment
  OBI37403  Oenanthe sarmentosa Eric Wise 1981-5-14 307 San Luis Obispo Sweet Springs marsh Comment
  RSA344391  Oenothera deltoides subsp. cognata C. F. Smith 1952-4-30 s.n. San Luis Obispo Sandy Cammatti Canyon southeast of Shandon Comment
  OBI79560  Oenothera elata subsp. hookeri David J. Keil 2012-7-18 31411 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  OBI82393  Oenothera speciosa David J. Keil 2015-11-8 33438 San Luis Obispo Biddle Ranch Road, 0.4 miles east of California Route 227 Comment
  CDA21031  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 f San Luis Obispo Central California; 9975 Temettate Dr. off Suey Ck. Rd. approx. 15 mi. E Santa Maria, Nipomo. Comment
  SD245312  Opuntia ficus-indica David J. Keil 2012-7-18 31469 San Luis Obispo South base of Nipomo Mesa, west of Nipomo. Brushy hillside. 47 Comment
  SD245314  Opuntia phaeacantha David J. Keil 2012-7-18 31471 San Luis Obispo South base of Nipomo Mesa, west of Nipomo. Roadside at base of hill. 43 Comment
  SEINET2057369 Image available Opuntia phaeacantha McCleod 2007-10-25 1237 San Luis Obispo Cuyama Valley. Comment
  OBI6219  Opuntia phaeacantha M. G. McLeod 1974-2-28 1265 San Luis Obispo Corner of Viewmont and Sunset Hospital hill, SLO Comment
  SBBG118208  Orobanche californica subsp. grandis M. Wetherwax, E. Painter 2003-5-18 SLO 335 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 138 Comment
  UC579252  Orobanche fasciculata E. Armstrong 1934-4-1 1176 San Luis Obispo 5 miles east of Pozo, Santa Barbara National Forest. Comment
  JEPS16298  Orobanche uniflora subsp. occidentalis W. A. Peterson 1937-4-30 783 San Luis Obispo Anderson Canyon. La Panza 7.5' Quad. Comment
  POM72433  Orthocarpus densiflorus Philip A. Munz 1925-3-25 9202 San Luis Obispo Morro Creek, Santa Lucia Mountains. 457 Comment
  RSA201633  Orthocarpus faucibarbatus Robert F. Hoover 1950-5-15 7920 San Luis Obispo Near northwest end of Laguna, San Luis Obispo. Comment
  POM90478  Orthocarpus purpurascens Philip A. Munz, D. D. Keck 1926-4-9 10241 San Luis Obispo Morro. 15 Comment
  SEINET12270218  Orthocarpus purpurascens E. A. Purer 1933-1 5094 San Luis Obispo NW of Guadalupe Comment
  RSA128141  Osmorhiza brachypoda Clare B. Hardham 1959-5-9 4457 San Luis Obispo Franklin Creek, Camp Natoma Comment
  UCSB26276  Osmorhiza brachypoda Ketcham, A. 1968-4-3 San Luis Obispo Near the top end of Lopez Canyon Comment
  OBI80395  Oxalis pes-caprae Sydney Anderson 2015-1-30 1 San Luis Obispo Strother Park, Arroyo Grande. 36 Comment
  OBI80520  Oxalis pes-caprae Josh Willems 2013-3-2 10 San Luis Obispo Los Osos coner of Binscarth Rd. and Pecho Rd. 8 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
  CAS-BOT-BC121268  Paeonia californica Mrs. R. W. Summers 1886-1-7 s.n. San Luis Obispo San Luis Mt. Comment
  SBBG49105  Paeonia californica J. Copeland -Feb-1974 1061 San Luis Obispo E of Morro Bay, ca. 1 mi W of Cerro Alto intersection with Hwy 41 Comment
  UC9349  Paeonia californica Jos. Burtt Davy 1901-1-31 San Luis Obispo near Paso Robles Comment
  UCR29860A  Paeonia californica J. H. Nishida, Melissa Luckow 1983-3-10 537 San Luis Obispo South Coast Range, 1.2 miles south of American Canyon Campground 506 Comment
  POM180558  Paeonia californica Roxana S. Ferris 1929-4-13 7511 San Luis Obispo North base of the Cuesta Grade Comment
  UC454881  Pandorea pandorana I. J. Condit 1911-3-22 San Luis Obispo Presb. Parsonage, S. L. O. Comment
  OBI50120  Panicum capillare Eric Wise 1981-9-17 1144 San Luis Obispo Salinas River at hwy 58 bridge Comment
  OBI75217  Panicum dichotomiflorum subsp. dichotomiflorum David J. Keil 2011-7-4 31057 San Luis Obispo San Luis Obispo. 1565 Descanso Drive (between Los Osos Valley Road and Del Rio Ave. Comment
  OBI80559  Papaver californicum Clare B. Hardham 1960-6-3 5995 San Luis Obispo Disturbed ground near KVEC TV, Cuesta. 823 Comment
  OBI65100  Papaver heterophyllum Greg Wilvert 2005-4-30 358 San Luis Obispo SE half of Caliente Range. 200 m S of Padrones Spring 914 Comment
  SBBG14482  Papaver hybridum E. C. Twisselmann 1962-4-29 7027 San Luis Obispo Choice Valley Hills: hill just E of Sinsheimer Flat 624 Comment
  CDA3572  Papaver hybridum E. C. Twisselmann 1962-4-29 7027 San Luis Obispo Temblor Range & Western San Joaquin Valley; Choice Valley Hills: hill just east of Sinsheimer Flat. Comment
  UC2013289  Pectocarya penicillata David Keil 1998-4-9 26637 San Luis Obispo USFS trailhead area on Highway 166 NE of Tepusquet Canyon Road. Comment
  UC2027256  Pedicularis densiflora David Keil 1987-5-6 20142 San Luis Obispo Highway 229 ca 1/2 mile north of junction Highway 58. Comment
  HSC34463  Pedicularis densiflora J. D. Ackerman, A. M. Montalvo 1974-3-25 147 San Luis Obispo 8 mi. S of Santa Margarita on road to Pozo Comment
  UC74856  Pellaea andromedifolia Rev. R. W. Summers San Luis Obispo San Luis Mts; <Date not given> Comment
  UCD67340  Pellaea andromedifolia J. Hunter 1994-5-1 s.n. San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. 650 Comment
  UCR160383  Pellaea andromedifolia George K. Helmkamp, E. A. Helmkamp 2005-6-9 9619 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  CAS-BOT-BC69233  Pellaea andromedifolia M. M. Miles 1885-1-1 s.n. San Luis Obispo St. Lucia Range, San Luis Obispo Comment
  CAS-BOT-BC265743  Pennisetum villosum Ernest C. Twisselmann 1958-10-6 4871 San Luis Obispo Chorro Street near Marsh Street, San Luis Obispo 74 Comment
  UCD124081  Penstemon centranthifolius Mrs. B. S. MacLean 1932-7-1 s.n. San Luis Obispo San Luis Obispo County: La Panza. Comment
  JEPS50746  Penstemon heterophyllus var. australis Rimo Bacigalupi 1967-6-27 9292 San Luis Obispo along State Highway 41, 5.2 mi w Atascadero ((1.5 mi e of road summit), on road to Morro Bay); w of Atascadero, on road to Morro Bay 381 Comment
  CAS-BOT-BC330461  Pentachaeta alsinoides Roxana S. Ferris 1929-4-15 7622 San Luis Obispo Between Guadalpe and Callender Comment
  JEPS99114  Pentachaeta alsinoides Clare B. Hardham 1960-5-17 5747 San Luis Obispo Tierra Redonda, E side Santa Lucia Moumntains Comment
  SBBG33699  Pentachaeta fragilis C. B. Hardham 1991-5-18 30801 San Luis Obispo Caliente Mtn 914 Comment
  SEINET2445097  Pentachaeta fragilis David Keil 1998-5-22 27392 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler and Caliente Peak. 1280 Comment
  UC1285364  Pentachaeta fragilis R. F. Hoover 1952-5-25 8228 San Luis Obispo Caliente Mt. Comment
  OBI70805  Perideridia kelloggii David J. Keil 2009-5-23 30612 San Luis Obispo San Luis Obispo. Irish Hills Natural Area above Prefumo Canyon. Lower Mariposa Trail below junction with Bog Thistle Trail. Vicinity of 35 deg. 15.614'N x 120 deg. 564'W 119 Comment
  OBI81332  Perideridia pringlei David J. Keil, Janet Haden 1988-5-24 20684 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-BC413603  Persicaria amphibia Clare B. Hardham 1958-9-6 3953 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  SBBG34869  Petunia parviflora Mrs. R. W. Summers 1885-9-2 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  RSA778547  Peucephyllum schottii David J. Keil 1992-4-27 s.n. San Luis Obispo Along Zzyzx Road S of Interstate Route 15, ca. 11 miles SW of Baker 300 Comment
Read comments
Dec 30 2017
  OBI62644  Phacelia George Butterworth 2003-5-18 524 San Luis Obispo Carrizo Plain Natl Monument. Elkhorn Hills, Beam Flat Rd .4 mi NE of Soda Lake Rd 914 Comment
  UC573217  Phacelia T. M. Hendrix 1937-6-1 239 San Luis Obispo 2.6 mi ne Navajo; Pozo Quadrangle 563 Comment
  HSC81383  Phacelia brachyloba David J. Keil, D. Walters 1980-4-10 13774 San Luis Obispo Park Hill Road, ca. 0.5 mi. W of junction with Huerhuero Road. Comment
  SEINET3558888 Image available Phacelia californica Lewis S. Rose 1934-3-27 34117 San Luis Obispo Sun Luis Obispo. Comment
  UC1314929  Phacelia cicutaria var. heliophila R. F. Hoover 1967-6-4 10594 San Luis Obispo canyon near north end of Elkhorn Plain; Temblor Range Comment
  SBBG107181  Phacelia cicutaria var. hispida C. B. Hardham 1960-5-31 6007 San Luis Obispo Hi Mountain Comment
  UCD147160  Phacelia ciliata Melanie Gogol-Prokurat; R. Boul 2008-4-15 CARR 91 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch, just south of the road leading into Chimineas from the north. 790 Comment
  OBI78763  Phacelia distans Michael Walgren 2014-4-14 400 San Luis Obispo Chevron Oil Company property at the peak of a hill at the end of north Morro Bay. 163 Comment
  SBBG107037  Phacelia distans C. B. Hardham 1957-4-27 1766 San Luis Obispo Caliente Mtn, edge of Carissa Plains Comment
  UCD120409  Phacelia distans G. F. Hrusa; K. Phillips, A. Flinck 1995-5-29 12263 San Luis Obispo San Luis Obispo County: Near N boundary of RNA. Black Butte Research Natural Area. 550 Comment
  UCD120677  Phacelia distans G. F. Hrusa 1995-5-28 12233 San Luis Obispo San Luis Obispo County: SE base of Peak 3, Black Butte Research Natural Area. 500 Comment
  OBI72266  Phacelia douglasii Anthony Baniaga, Daniel Chavez 2010-3-14 55 San Luis Obispo Tierra Redonda Mtn BLM ACEC 587 Comment
  SJSU3357  Phacelia douglasii C. W. Sharsmith 1962-4-21 6847 San Luis Obispo lower reaches, Recruit Canyon near Crocker Peak, Temblor Range Comment
  UC1925847  Phacelia douglasii David Keil 1985-3-31 18520 San Luis Obispo Along Highway 58 ca. 100 meters E of junction with Huerhuero Road. Comment
  RSA140116  Phacelia douglasii Clare B. Hardham 1957-5-4 1861 San Luis Obispo Tierra Redondo Comment
  OBI13790  Phacelia egena Eben McMillan 1952-5-14 120 San Luis Obispo cholame rock 3 mi N of Cholame Comment
  UC1069312  Phacelia fremontii N. H. French 1937-4-6 948 San Luis Obispo 5 mi nw Cuyama Ranch; Santa Ynez Quadrangle Comment
  OBI55189  Phacelia grisea Greg Frugoli 1997-4-29 71 San Luis Obispo In wash approx 0.5 mi S of Queen Bee cmpgd, La Panza Range, Los Padres NF. (hwy 58 burn area) 701 Comment
  SBBG14908  Phacelia grisea C. B. Hardham 1960-6-3 5996 San Luis Obispo Cuesta near Radio Stn KVEC TV Comment
  SBBG6181  Phacelia malvifolia C. B. Hardham 1959-5-23 4616 San Luis Obispo Islay Cyn Comment
  UC762347  Phacelia malvifolia Robert F. Hoover 1946-4-27 6082 San Luis Obispo See Canyon Comment
  OBI45293  Phacelia malvifolia var. loasifolia David J. Keil 1985-4-6 18531 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Burned slope S of the Arroyo, SW of cutoff oxbow area Comment
  SBBG107032  Phacelia ramosissima C. B. Hardham 1959-5-23 4615 San Luis Obispo Islay Cyn Comment
  CAS-BOT-BC159127  Phacelia ramosissima var. montereyensis R. F. Hoover 1947-7-10 7294 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe-Arroyo Grande road, on shifting sand-dunes Comment
  JEPS18492  Phacelia ramosissima var. montereyensis Rimo Bacigalupi with Roi Partridge 1957-6-8 5900 San Luis Obispo just e Grover City (between Pismo Beach (town) and Arroyo Grande) 45 Comment
  SD71167  Phacelia suaveolens R. F. Hoover 1952-6-10 8244 San Luis Obispo La Panza Range, Black Mt. near summit Comment
  UCSB14982  Phacelia viscida var. viscida 1962-3-24 San Luis Obispo Avila Beach turnoff on U.S. 101 60 Comment
  CAS-BOT-BC258833  Phalaris angusta R. F. Hoover 1948-5-5 7522 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC265807  Phalaris aquatica Ernest C. Twisselmann 1959-11-2 5904 San Luis Obispo Oso Flaco Road, 3 miles east of Oso Flaco Lake 12 Comment
  OBI34368  Phalaris aquatica Ruth Davis 1964-5-24 109 San Luis Obispo Cal Poly campus near the swine unit 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-BC250638  Phalaris minor Ira L. Wiggins 1929-4-15 3606 San Luis Obispo 1 mile north of Moro [Morro] Beach Comment
  POM264988  Phalaris minor I. L. Wiggins 1929-4-15 3606 San Luis Obispo 1 mile north of Morro Beach. Comment
  RSA15737  Phalaris minor C. B. Wolf 1929-4-13 3485 San Luis Obispo Along the Pacific Ocean between Pismo beach and San Luis Obispo. 30 Comment
  OBI75314  Phaseolus vulgaris David J. Keil 2010-11-10 30959 San Luis Obispo South of Nipomo on Thompson Ave. along Nipomo Creek, 1 mile north from junction with CA 166 70 Comment
  UC564191  Phlox gracilis Roxana S. Ferris 1935-3-29 9103 San Luis Obispo 2 mi s Simmler; Carriso Plain Comment
  CAS-BOT-BC219568  Pholisma arenarium R. F. Hoover 1964-6-11 9034 San Luis Obispo Just south of Hazard Canyon Comment
  OBI12609  Pholisma arenarium Robert F. Hoover 1947-7-11 7302 San Luis Obispo S end of Morro Bay Comment
  SBBG18436  Pholisma arenarium M. A. Piehl 1963-8-4 San Luis Obispo stabilized dunes of Oso Flaco Lake Comment
  OBI40661  Pholisma arenarium David J. Keil 1985-6-9 18788 San Luis Obispo Los Osos/Baywood Park area. On N side of Luis Ave, just E of South Bay blvd Comment
  OBI31241  Pholistoma auritum var. auritum Julie M. Vanderwier 1978-5-18 33 San Luis Obispo Indian Knob Tar Sands Comment
  OBI75789  Pholistoma auritum var. auritum Al Lindholm 1967-4-10 160 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 490 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
  OBI64406  Pholistoma membranaceum David J. Keil 2001-3-28 29199 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  RSA0020755  Pholistoma membranaceum Greg Wilvert 2005-4-23 288 San Luis Obispo Above Lawson Spring. 857 Comment
  SBBG34921  Pholistoma membranaceum unknown 1882-1 San Luis Obispo Cuyama Comment
  OBI73189  Phragmites australis David J. Keil 2000-5-29 28778 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity Comment
Read comments
Mar 17 2016
  OBI22104  Phragmites australis Robert F. Hoover 1966-10-7 10128 San Luis Obispo Cuyama River at oil fields W of New Cuyama Comment
  OBI8678  Phyla nodiflora Robert F. Hoover 1946-8-3 6264 San Luis Obispo Laguna near San Luis Obispo Comment
  CAS-BOT-BC452062  Phyllospadix torreyi L. R. Abrams 1920-7-28 7939 San Luis Obispo Between Pismo Beach and Pt Hartford Comment
  LA212165  Physocarpus capitatus A. L. Haines; 1973-5-19 s.n. San Luis Obispo Santa Rita Creek. 304 Comment
  OBI44860  Pickeringia montana var. montana David J. Keil 1979-7-1 13136 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 mi from jctn of Los Osos Valley rd and Prefumo Canyon rd Comment
  UCR95916  Picris echioides George K. Helmkamp 1996-9-22 1201 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  UC1134145  Pinus attenuata B. Bolt 1936-5-21 725 San Luis Obispo 2 mi ne Lopez Mtn.; Santa Barbara National Forest, San Luis Obispo Quadrangle Comment
  OBI42924  Pinus attenuata Jan Johnson, Melissa Boggs 1986-5-11 26 San Luis Obispo Los Padres natl Forest. E Cuesta ridge about 12 mi N of SLO, off hwy 101 Comment
  CAS-BOT-BC78580  Pinus coulteri R. F. Hoover 1947-1-5 6586 San Luis Obispo Pine Mountain of La Panza Range Comment
  OBI37867  Pinus coulteri David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18735 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte Comment
  UC1925855  Pinus monophylla David Keil, Rhonda Riggins and Karl Striby 1998-5-22 27394 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler and Caliente Peak. Comment
  UCSB29433  Pinus muricata Havlik, Neil 1970-2-1 San Luis Obispo Along the ridgetop of Saddle Pk., San Luis Range 548 Comment
  CAS-BOT-BC80008  Pinus radiata John Thomas Howell 1964-6-28 40723 San Luis Obispo Cambria Comment
  UCR223860  Pinus radiata A. C. Sanders 2011-2-21 38727 San Luis Obispo Central Coast, Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  UC1520437  Piperia elongata unknown 1932-7-1 San Luis Obispo Cambria Pines Comment
  UCR42822  Piperia michaelii David J. Keil 1985-6-22 18933 San Luis Obispo Central Coast, Salt marsh at SW corner of Los Osos Creek Bridge at South Bay Blvd. 7 Comment
  SBBG107710  Plagiobothrys C. B. Hardham 1961-4-26 6923 San Luis Obispo Franklin Crk, W of Adelaida Comment
  SEINET6973506  Plagiobothrys W. P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo Ca. 4.5 miles north-northeast of San Luis Obispo, at Cuesta Pass. Comment
  OBI73226  Plagiobothrys acanthocarpus David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30731 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  POM203686  Plagiobothrys canescens I. L. Wiggins 1932-3-21 5811 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  RSA605968  Plagiobothrys canescens D. D. Keck, J. Clausen 1935-4-9 3075 San Luis Obispo 3.5 miles west of Shandon. 305 Comment
  SEINET14188813  Plagiobothrys canescens R. R. Halse 2016-1 9675 San Luis Obispo E of Paso Robles; along State Hwy 46, ca. 3.4 mi W of its junction with State Hwy 41 W (Shandon exit) 315 Comment
  SJSU3421  Plagiobothrys canescens C. W. Sharsmith 1962-4-22 6866 San Luis Obispo Carrizo Rocks at edge of Carrizo Plains c. 4 mi SW of Simmler Comment
  UC55368  Plagiobothrys canescens J. H. Barber 1899-3-26 San Luis Obispo Paso Robles Comment
  UCD40574  Plagiobothrys canescens Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1539 San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. Visitor Center off of Soda Lake Road. 609 Comment
  OBI20825  Plagiobothrys collinus Robert F. Hoover 1947-3-26 6766 San Luis Obispo Oak Park district Comment
  CDA16201  Plagiobothrys leptocladus G. F. Hrusa, K. Kugge, G. Butterworth 1999-4-18 14996 A San Luis Obispo Carrizo Plain; Padrone Canyon Rd, S end of Carrizo Plain. 777 Comment
  OBI71010  Plagiobothrys leptocladus G. F. Hrusa, K. Kugge, George Butterworth 1999-4-18 14996 A San Luis Obispo Carrizo Plain Natural Area. On Padrone Cyn Rd, S end of Carrizo Plain. UTM 11S, 0267055E, 3878150N 777 Comment
  SEINET3928287  Plagiobothrys nothofulvus David Keil 1988-4-19 20413 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits.; 0 30 Comment
  UC455997  Plagiobothrys reticulatus I. J. C. and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
Read comments
Jan 25 2012
  UC1392861  Plagiobothrys shastensis R. F. Hoover 1968-4-6 11003 San Luis Obispo on La Panza road 18 mi e Creston Comment
  CAS-BOT-BC261665  Plagiobothrys tenellus M. Wetherwax; E. L. Painter; J. Greenhouse 2001-3-20 CR- 147 San Luis Obispo Camp Robertrs. Above palisades above Boy Scout Road, south of Nacimiento River 260 Comment
  OBI56781  Plagiobothrys tenellus David J. Keil 1986-4-13 19185 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy. Comment
  UCR47709  Plagiobothrys tenellus F. R. Fosberg 1929-4-13 S- 1248 A San Luis Obispo Central Coast/South Coast Range, 20 mi. from Santa Maria on the road to Maricopa 244 Comment
  OBI37597  Plagiobothrys tenellus David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15808 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  OBI77776  Plagiobothrys trachycarpus David J. Keil 1998-4-20 26863 San Luis Obispo Nacimiento lake road, 1.5 miles north of gateway drive. Comment
  CAS-BOT-BC60838  Planodes virginica R. F. Hoover 1947-3-29 6792 San Luis Obispo Creston (1 mile from on Shandon Road). Comment
  JEPS99274  Plantago coronopus Clare B. Hardham, L. G. Squibb 1960-5-20 5986 San Luis Obispo bluff above mouth of San Simeon Creek Santa Lucia Mountains Comment
  CDA16140  Plantago elongata G. F. Hrusa 1999-3-16 14931 San Luis Obispo Carrizo Plain; Carrizo Plain, immediately S of Washburn Ranch. 609 Comment
  OBI51207  Plantago erecta Jan Barber 1994-5-29 191 San Luis Obispo San Simeon State Park Comment
  UC1953302  Plantago erecta Anthony Baniaga 2010-2-5 18 San Luis Obispo Tierra Redonda Mountain. 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
  OBI53586  Plantago erecta Arthur W. Hazebrook 1991-4-28 44 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes; NE facing slope Comment
  OBI3490  Plantago lanceolata Lynch 1971-5-15 22 San Luis Obispo Cal Poly Campus. About 20 ft from the W shore of Drumm Lake Comment
  UC1587152  Plantago lanceolata Tim Ross and Annette Ross 1988-8-16 1557 -2 San Luis Obispo near Atascadero State Beach; Morro Bay Comment
  JEPS54440  Plantago major Ernest C. Twisselmann 1967-9-9 13694 San Luis Obispo Ortega Spring, Palo Prieta Canyon Western San Joaquin Valley, Temblor Range 598 Comment
  OBI35753  Plantago major Allison Berry 1984-5-4 151 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. At base of S slope of foothill closest to hwy 1 Comment
  RSA43210  Plantago maritima Robert F. Hoover 1947-5-23 7189 San Luis Obispo Coast S of Hagard Canyon. Comment
  OBI11647  Plantago subnuda Robert F. Hoover 1947-8-2 7350 San Luis Obispo Black Lake Cyn Comment
  UC456041  Plantago subnuda Unangst 1906-5-17 San Luis Obispo Oak Park Comment
  RSA43145  Platanthera leucostachys Robert F. Hoover 1947-7-27 7338 San Luis Obispo Black Lake Canyon, south of Arroyo Grande Comment
  UCR147237  Platanus racemosa George K. Helmkamp, E. A. Helmkamp 2004-10-8 8845 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  JEPS97105  Platanus racemosa F. L. Johnson and M. D. Proctor 1993-2-20 ROB 160 San Luis Obispo N edge of cantonment area; Camp San Luis Obispo Comment
  CAS-BOT-BC92002  Platystemon californicus James R. Shevock; Jack Zaninovich 1983-3-30 10215 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain. 800 Comment
  OBI80267  Platystemon californicus Julie M. Vanderwier 1979-5-5 103 San Luis Obispo Indian Knob Tar Sands. Comment
  RSA0028296  Plecostachys serpyllifolia David J. Keil 2011-3-5 30971 San Luis Obispo Cambria. Ca. 400 meters south of intersection with Cambria Pines Road on east side of California Route 1. 400-700 meters inland from beach. 14 Comment
  UCR250549  Plecostachys serpyllifolia Mark A. Elvin 2013-6-13 7162 San Luis Obispo Central Coastal: Cambria, south end of Windsor Blvd at entrance to Fiscalini Ranch Preserve 17 Comment
  UC1928034  Plectritis congesta David Keil, V. L. Holland 2001-4-7 29253 San Luis Obispo Western outskirts of Atascadero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. Comment
  SBBG81666  Plectritis congesta subsp. congesta R. N. Philbrick 1986-4-24 San Luis Obispo ca. 1 mi SW of Friis Camp, SE of Black Mtn Comment
  UC771725  Pluchea sericea R. F. Hoover 1946-10-27 6541 San Luis Obispo opposite Pioneer Grove; Cuyama River Comment
  RSA201646  Poa Robert F. Hoover 1964-6-5 8917 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  OBI39992  Poa annua Eric Wise 1984-4-29 1889 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  UC1132575  Poa annua G. T. Nordstrom 1937-5-20 1269 San Luis Obispo 2.9 mi sw Asuncion School; Adelaida Quadrangle Comment
  OBI78747  Poa diaboli David J. Keil 1998-3-27 26474 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak burned over in summer 1997. 244 Comment
  UC1019306  Poa howellii R. F. Hoover 1953-5-3 8288 San Luis Obispo Lopez Canyon Comment
  UCD91118  Poa howellii G. F. Hrusa; K. Phillips, A. Flinck 1995-5-29 12266 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. At entrance to ridge leading E onto Peak 2. 595 Comment
  OBI34375  Poa howellii Ruth E. Davis 1964-4-24 63 San Luis Obispo See Cyn, about 9 mi from San Luis Obispo Comment
  RSA485432  Poa secunda Elizabeth A. Kellogg, Elizabeth L. Taylor 1980-5-27 331 San Luis Obispo Pozo Summit, ca. 8 miles E. of Pozo. Ridge between Fraser Canyon and Mariana Creek. Comment
  OBI22156  Poa secunda subsp. secunda Robert F. Hoover 1949-5-1 7647 San Luis Obispo W side of Cottonwood Pass Comment
  CDA32645  Poa secunda subsp. secunda C. C. Wilson 1935-4-22 San Luis Obispo Moro Bay, Walters Ranch. 0 Comment
  SBBG119399  Pogogyne douglasii E. Painter, M. Wetherwax 2000-6-12 SLO 353 San Luis Obispo rd to Pick and Shovel Mine; Training Area 10; Camp San Luis Obispo 400 Comment
  SDSU19290  Pogogyne douglasii Scott McMillan 1993-6-8 8 VI93B San Luis Obispo 1.9 miles north of Arroyo de la Cruz. 16 Comment
  UC1285263  Pogogyne douglasii R. F. Hoover 1948-9-9 7555 San Luis Obispo 1.8 mi N of Arroyo de La Cruz on State Highway no. 1, on ocean bluff Comment
  RSA0022155  Pogogyne serpylloides E. C. Twisselmann 1969-4-24 15168 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles. 213 Comment
  UC454649  Polygala californica I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  JEPS50526  Polygonum amphibium var. emersum W. L. Jepson 1908-7-20 3069 San Luis Obispo San Luis Obispo; swamp Comment
  UCD100136  Polygonum aviculare subsp. depressum Ernest C. Twisselmann 1958-8-11 4627 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  CAS-BOT-BC414231  Polygonum aviculare subsp. depressum Clare B. Hardham 1956-11-12 1521 San Luis Obispo Santa Lucia Mountains. Atascadero Lake Comment
  RSA615694  Polygonum cuspidatum Louis C. Wheeler 1952-10-5 7002 San Luis Obispo Atascadero Comment
  OBI58006  Polygonum paronychia Austin P. Griffiths 1986-10-29 17975 San Luis Obispo Along N slope of Cable Path leading down bluffs to beach just N of Hazard Cyn Comment
  RSA201614  Polygonum paronychia Robert F. Hoover 1964-6-11 9042 San Luis Obispo Sand dunes just S of Hazard Canyon Comment
  CAS-BOT-BC71999  Polypodium californicum Alice Eastwood 1927-4-7 14277 San Luis Obispo Morro, San Luis Obispo Comment
  OBI19025  Polypogon imberbis Robert F. Hoover 1947-7-18 7314 San Luis Obispo Oceano Beach Comment
  OBI80668  Polypogon monspeliensis David J. Keil 1992-1 22964 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  UCD91356  Polypogon monspeliensis Malcom A. Nobs; S. Galen Smith 1949-6-22 817 San Luis Obispo San Luis Obispo County: at Oceano. 3 miles south of Pismo Beach. Comment
  OBI22176  Polypogon monspeliensis Robert F. Hoover 1964-8-13 9245 San Luis Obispo Mouth of Osos Crk Comment
  OBI43260  Polypogon monspeliensis Eric Wise 1981-10-23 1382 San Luis Obispo Spring W of Kerr "Lake" MacMillan Rd, 8.6 mi NE of Hwy 46 on White Crk ranch Comment
  RSA180215  Polypogon monspeliensis Clare B. Hardham 1959-6-20 4833 San Luis Obispo Santa Lucia Mountains; Santa Rosa Creek, Cambria Comment
  CAS-BOT-BC237579  Polypogon viridis R. F. Hoover 1964-9-16 9308 San Luis Obispo Cal Poly [California Polytechnic College] campus, San Luis Obispo Comment
  OBI27383  Polypogon viridis Thomas Burrows 1980-8-14 101 San Luis Obispo Reservoir Cyn, San Luis Obispo 145 Comment
  OBI40149  Polypogon viridis David J. Keil 1977-11-12 s.n. San Luis Obispo San Luis Obispo at Laguna Lake Park Comment
  OBI53406  Populus trichocarpa Arthur W. Hazebrook 1993-3-23 226 San Luis Obispo Nipomo dunes Complex, riparian corridor along northern base of Big Coreopsis Hill Comment
  SBBG108092  Potamogeton foliosus subsp. foliosus C. B. Hardham 1957-9-2 2596 San Luis Obispo Nacimiento Lake Comment
  SBBG133035  Potamogeton nodosus D. Keil 2000-5-25 287421 San Luis Obispo ca. 4.2 mi S of railroad crossing (In Santa Margarita) on Pozo Rd; Santa Margarita Ranch Comment
  CAS-BOT-BC454049  Potamogeton pusillus subsp. pusillus Eric Wise 1983-8-23 1745 San Luis Obispo Shepperd's Reservoir, Cal Poly Campus. Comment
  OBI10121  Potentilla anserina R. R. LaBelle 1967-4-2 7 San Luis Obispo Laguna Lake, San Luis Obispo. NE side of lake Comment
  CAS-BOT-BC141922  Potentilla anserina subsp. pacifica John H. Thomas 1959-3-20 7565 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, about 17 miles south of San Luuis Obispo 15 Comment
  SDSU9120  Potentilla anserina subsp. pacifica D. F. Howe 1960-4-4 2858 San Luis Obispo South of Morro Bay. Comment
  RSA231213  Potentilla anserina var. grandis D. W. Taylor 1970-6-22 s.n. San Luis Obispo South end of Morro Bay; 800'W, 2600'N. Comment
  POM262129  Potentilla anserina var. grandis I. L. Wiggins 1929-4-16 3619 San Luis Obispo 4 miles N of Moro Comment
  SD241935  Primula clevelandii var. insularis Ellen Dean, T. Starbuck and M. Starbuck 2008-3-25 4646 San Luis Obispo Along Hwy 58 west of the turn off to Pozo Plateau. 590 Comment
  POM264402  Prunus fasciculata H. L. Mason 1941-3-28 12403 San Luis Obispo North end of Nipomo mesa. 76 Comment
  CAS-BOT-BC163001  Prunus fasciculata var. fasciculata Chester Dudley 1936-5-11 s.n. San Luis Obispo Callendar Comment
  OBI10046  Prunus fasciculata var. punctata F. Rush 1957-1 s.n. San Luis Obispo S Morro Bay Comment
  UC1128368  Prunus fasciculata var. punctata A. E. Wieslander 1936-5-12 638 San Luis Obispo Los Osos Valley; Cayucos Quadrangle 76 Comment
  OBI80756  Pseudognaphalium beneolens David J. Keil 2015-2-21 32687 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
  UC771721  Pseudognaphalium beneolens R. F. Hoover 1946-8-25 6346 San Luis Obispo Price Canyon Comment
  OBI62142  Pseudognaphalium beneolens P. A. Holden 1968-5-8 294 San Luis Obispo 1 mi E of Pismo Beach on Price Cyn Rd Comment
  CAS-BOT-BC356843  Pseudognaphalium californicum Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15662 San Luis Obispo Salinas River 5 miles south of Paso Robles 182 Comment
  OBI16424  Pseudognaphalium californicum Russell Gorman 1955-11-23 27 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  UC53965  Pseudognaphalium californicum Mrs. R. W. Summers San Luis Obispo Comment
  CAS-BOT-BC356838  Pseudognaphalium californicum Mrs. R. W. Summers 1887-8-29 428 San Luis Obispo Nr. base S. Luis Mt. Comment
  UC771717  Pseudognaphalium californicum R. F. Hoover 1946-6-13 6143 San Luis Obispo 6 mi s San Luis Obispo (on barren white (calcareous?) soil around outcrops of sandstone) Comment
  CAS-BOT-BC357105  Pseudognaphalium luteoalbum John H. Thomas 1959-3-20 7563 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, about 17 miles south of San Luis Obispo 15 Comment
  OBI31089  Pseudognaphalium luteoalbum Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI38462  Pseudognaphalium luteoalbum Eric Wise 1981-8-7 1034 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  OBI38464  Pseudognaphalium luteoalbum Eric Wise 1981-6-27 783 San Luis Obispo Cuyama River, Pine cyn forest serv. stn. Comment
  UC1392967  Pseudognaphalium luteoalbum R. F. Hoover 1969-7-3 11415 San Luis Obispo Salinas River bed at Paso Robles Salinas River, Paso Robles Comment
  OBI4401  Pseudognaphalium ramosissimum Robert J. Rodin 1970-9-10 8445 San Luis Obispo 300 dys from the Pacific Ocean near a shell mound in Pismo Beach state park Comment
  SBBG25014  Pseudognaphalium stramineum D. Myrick 1966-3-23 1292 San Luis Obispo just N of Cambria Comment
  OBI1485  Pteridium aquilinum Richard E. Simpson 1959-5-30 121 San Luis Obispo Northern side of the unnamed peak just west of Bishop Peak 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
  OBI75474  Pterostegia drymarioides Jenner Whitt 2003-4-3 5 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  UCD45149  Quercus X alvordiana G. L. Stebbins Jr. 1948-1-2 3902 San Luis Obispo 1 mile south of Paso Robles, San Luis Obispo County, California. Comment
  CAS-BOT-BC61701  Quercus agrifolia R. F. Hoover 1965-9-29 9682 San Luis Obispo Half way between Santa Margarita and Atascadero Comment
  OBI39338  Quercus agrifolia var. agrifolia David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18727 San Luis Obispo 12.6 mi from Calif rte 1 on San Simeon Creek Rd. between Pine mountain and Rocky Butte Comment
  OBI6965  Quercus agrifolia var. agrifolia Gerry Uenaka 1974-2-23 10 San Luis Obispo Cal Poly campus 128 Comment
  OBI74393  Quercus berberidifolia Theo Fitanides, Anthony Baniaga 2010-5-7 164 San Luis Obispo Tierra Redonda Mtn. 409 Comment
  OBI69148  Quercus berberidifolia Carrie Carden 2001-3-8 48 San Luis Obispo East Cuesta Ridge 467 Comment
  UC1135427  Quercus chrysolepis T. M. Hendrix 1937-5-17 186 San Luis Obispo 0.25 mi n Top of Black Mountain; Los Padres National Forest, Pozo Quad. 1066 Comment
  UC1135469  Quercus douglasii B. Bolt 1936-5-3 700 San Luis Obispo 2 mi ne Terrace Hill; San Luis Obispo Quad. 182 Comment
  UC993266  Quercus douglasii J. M. Tucker 1948-10-3 1888 San Luis Obispo 3.9 mi n Cholame Comment
  OBI7619  Quercus douglasii Christian Smith 1975-6-1 s.n. San Luis Obispo Along Hwy 58 about 2 mi from Santa Margarita Comment
  OBI73718  Quercus durata Neil Havlik 2009-12-1 s.n. San Luis Obispo SLO, Johnson Ranch Open Space Preserve. NW of intersection with Ontario rd and South Higuera St. West of US 101. Irish Hills, San Luis Range. Comment
  OBI51789  Quercus durata var. durata R. Mike Arens 1994-4-30 75 San Luis Obispo Cal Poly campus. 152 Comment
  SD71405  Quercus garryana R. F. Hoover 1957-8-28 8405 San Luis Obispo Between Rocky Butte and Pine Mountain, 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
  UCD47101  Quercus palmeri D. Q. Cavagnaro 1963-9-16 68 San Luis Obispo Peachy Canyon road, 3 miles west of Paso Robles, San Luis Obispo County, California. 426 Comment
  RSA647817  Ranunculus californicus R. S. Woglum 1937-5-15 1721 San Luis Obispo Central Coast: Morro Bay. Comment
  UCR161344  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9050 San Luis Obispo Coastal Hills, Prefumo Canyon, north side of Irish Hills; 2.2 mi west of Los Osos Valley Road 122 Comment
  UCR16550  Ranunculus californicus C. M. Bringle 1967-3-20 B670320 16 San Luis Obispo South Coast Range/Central Coast, On H.A. Hildenbrand Ranch, Rt. 2, Box 103, S.L.O., about 2 mi north of town. In second pasture behind ranch house, 50 ft west of stream on sunny slope 427 Comment
  OBI72622  Ranunculus californicus Andy Dollahite, Matt Pardis and Kelli Allred 2002-3-3 7 San Luis Obispo 1/4 mi from Little Falls Crk Trailhead off Upper Lopez Cyn Rd 150 Comment
  RSA0035294  Ranunculus hebecarpus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6365 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  SBBG119656  Ranunculus hebecarpus E. Painter, M. Wetherwax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR 190 a San Luis Obispo W side of Generals Rd, MacMillan Airstrip; Camp Roberts 240 Comment
  OBI28646  Raphanus sativus Melissa Luckow 1981-6-25 720 San Luis Obispo Just N of San Simeon Beach Comment
  UC592793  Rhamnus californica subsp. californica unknown 1927-11-27 1457 San Luis Obispo s of Pescadero Comment
  CAS-BOT-BC55881  Rhamnus crocea Alice Eastwood 1929-3-7 16847 San Luis Obispo Chorro Creek, San Luis Obispo Comment
  CAS-BOT-BC55875  Rhamnus crocea H. E. McMinn 1923-6-21 1161 San Luis Obispo Slopes from Camp Fremont Comment
  CAS-BOT-BC55876  Rhamnus crocea David A. Young; S. A. Junak; M. Carroll 1989-3-13 1849 San Luis Obispo Chaparral Rd. below T.V. antennas Comment
  SBBG104439  Rhamnus ilicifolia D. A. Young, F. L. Johnson 1992-6-17 ROB 38 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  RSA43182  Rhamnus tomentella subsp. tomentella Robert F. Hoover 1946-10-27 6536 San Luis Obispo Canyon opening S into Cuyama River opposite Pioneer Grave Comment
  OBI31600  Rhus aromatica Joy Nishida 1982-5-8 368 San Luis Obispo .9 miles south from American Canyon Campground 518 Comment
  OBI42259  Rhus aromatica David J. Keil, V. L. Holland 1986-5-26 19593 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake. Comment
  UC615030  Rhus trilobata Beryl O. Schreiber 1934-4-1 1072 San Luis Obispo near Pozo (on road to Santa Margarita) Comment
  RSA122524  Rhus trilobata var. quinata B. Bolt 1936-5-13 707 San Luis Obispo 2 1/2 miles east of Cerro Alto 396 Comment
  OBI34405  Ribes divaricatum David J. Keil, Kathy Jones 1982-4-4 15816 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  CAS-BOT-BC173066  Ribes divaricatum var. pubiflorum Alice Eastwood 1926-5-4 13842 San Luis Obispo Paso Robles Comment
  RSA0025013  Ribes divaricatum var. pubiflorum A. C. Sanders 2011-2-21 38731 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  SBBG2757  Ribes divaricatum var. pubiflorum C. B. Hardham 1959-3-14 4066 San Luis Obispo Arroyo de la Cruz Comment
  UC463257  Ribes divaricatum var. pubiflorum Roxana S. Ferris 1929-4-15 7626 San Luis Obispo between Oceano and Callender Comment
  RSA0021672  Ribes malvaceum Clare B. Hardham 1959-3-13 4065 San Luis Obispo Klau Mine. Santa Lucia Mountains. Comment
  OBI32138  Ribes menziesii David J. Keil, Eric Wise 1981-5-25 14804 San Luis Obispo North of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  RSA0021748  Ribes menziesii var. hystrix C. M. Belshaw 1936-3-25 1721 San Luis Obispo 1.5 miles S of Los Osos Valley Forks - Clark Valley. 305 Comment
  CAS-BOT-BC212251  Ribes quercetorum Robert F. Hoover 1964-4-13 8698 San Luis Obispo Two miles south of Atascadero, west of Highway 101, near base of shale hill. Comment
  CAS-BOT-BC144628  Ribes sanguineum var. glutinosum Alice Eastwood 1926-4-28 13583 San Luis Obispo Cambria Comment
  OBI51221  Ribes sanguineum var. glutinosum Jan Barber 1994-4-23 161 San Luis Obispo San Simeon State Park Comment
  CDA16128  Ribes speciosum G. F. Hrusa 1999-2-24 14916 San Luis Obispo South Coast Ranges; Reservoir Canyon, lower parts and near parking. 121 Comment
  RSA0019655  Ribes speciosum Steven A. Junak 1990-5-1 4299 San Luis Obispo Santa Lucia Mountains; at N edge of Cuesta Ridge Botanical Area, along old trail on ridge about 0.55 miles E of W Cuesta Ridge Road (USFS Road 29S11.3), about 0.3 miles S of second high voltage tower E of W Cuesta Ridge Road. 595 Comment
  OBI14358  Ricinus communis Gino Francescini 1964-2-20 11 San Luis Obispo South of Broad st. Comment
  OBI22768  Robinia pseudoacacia Jay B. Hunt 1955-10-25 s.n. San Luis Obispo Cal Poly campus, Creek by swine unit Comment
  OBI69898  Romulea rosea var. australis E. A. Appel/D. R. Miller 2007-3-24 307 .842 San Luis Obispo Pine Mt Region. Along foot path from Lone Palm Dr (across from San Simeon Crk Rd) [Near second Telephone pole towards ocean]. At end of rd and on to footpath Comment
  OBI081780  Rorippa palustris subsp. palustris David J. Keil, with Kathleen A. Keil 2002-7-27 29892 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  OBI69083  Rorippa palustris subsp. palustris David J. Keil, with V. L. Holland 2007-4-5 30462 San Luis Obispo N of Paso Robles along Salinas River. 6225 N River Road 204 Comment
  OBI30140  Rosa Melissa Luckow 1982-6-24 922 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of road Comment
  OBI3486  Rosa californica Lynch 1971-5-29 50 San Luis Obispo Found on water's edge, E shore of Shepher's Reservoir, Cal Poly campus Comment
  CAS-BOT-BC147615  Rosa californica Mrs. R. W. Summers s.n. San Luis Obispo Coast Mts. Comment
  OBI80093  Rubus armeniacus David J. Keil 2012-8-21 31508 San Luis Obispo Arroyo Grande. Vicinity of Arroyo Grande Creek near Bridge Street 25 Comment
  CAS-BOT-BC157001  Rubus ursinus Alice Eastwood; John Thomas Howell 1938-6-14 5947 San Luis Obispo Cambria Comment
  UCD114000  Rubus ursinus Joseph M. DiTomaso 1976-5-2 423 San Luis Obispo San Luis Obispo County: Morro Bay. 60 Comment
  OBI32186  Rumex acetosella David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14391 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  RSA709389  Rumex acetosella George K. Helmkamp 2004-2-7 8261 San Luis Obispo Central Coast, SE of Oceano along Halcyon Road, just E of Mesa View Dr. 76 Comment
  SBBG104566  Rumex conglomeratus M. D. Proctor, E. A. Young 1993-3-23 ROB 326 San Luis Obispo E edge of Cantonment Area; Camp San Luis Obispo Comment
  CAS-BOT-BC433348  Rumex crispus Ernest C. Twisselmann 1952-5-5 130 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley: Bitterwater Road at the junction with Gillis Canyon Road 655 Comment
  OBI11924  Rumex crispus Kamran Alavi 1977-8-17 8 San Luis Obispo Between Baywood Park and Montana de oro Comment
  OBI31557  Rumex crispus Joy Nishida 1982-6-5 434 San Luis Obispo American Cyn. 1 mi S of campground along the stream 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
  OBI4056  Rumex fueginus Lyda Edge 1971-11-2 s.n. San Luis Obispo N of Oso Flaco Lake Comment
  CAS-BOT-BC433536  Rumex fueginus R. F. Hoover 1964-8-13 9244 San Luis Obispo Mouth of Osos Creek Comment
  CAS-BOT-BC433603  Rumex hymenosepalus Ernest C. Twisselmann 1955-4-9 1825 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles southeast of Shandon 420 Comment
  OBI32952  Rumex kerneri David J. Keil, Kathy Jones 1982-4-4 15811 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI71664  Rumex pulcher David J. Keil 1988-7-2 20842 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  SEINET7374043 Image available Rupertia physodes LeRoy Gross, Marcel Beffort, P. De Vries 2014-5-13 6443 San Luis Obispo Central western San Luis Obispo County: Inner South Coast Range, Garcia Mountain: off FSR 30S05.2, down Trout Creek to trail up to saddle dropping to another tributary. Stopped at Buckeye Campsite. Wilderness boundary starts with trail leaving Trout Creek. 376 Comment
  UC1392978  Rupertia physodes R. F. Hoover 1967-12-3 10887 San Luis Obispo Lower Lopez Canyon Comment
  OBI19448  Sagina decumbens subsp. occidentalis Robert F. Hoover 1947-3-26 6751 San Luis Obispo Price Cyn (just S of) Comment
  CAS-BOT-BC103257  Salix bonplandiana Alice Eastwood 1926-5-5 13911 San Luis Obispo Cholame Comment
  OBI77836  Salix breweri T. J. Ayers, S. Junak & D. Shaw 1989-5-10 723 San Luis Obispo Los Padres NF; just N of Pick and Shovel mine along western fork of stream at "Dead Miner's camp" Comment
  CAS-BOT-BC108247  Salix hindsiana R. F. Hoover 1969-7-13 11469 San Luis Obispo Salinas River bed at Atascadero Comment
  UC536870  Salix laevigata M. E. Jones 1934-4-5 San Luis Obispo Pismo Beach Comment
  OBI37187  Salix laevigata Eric Wise 1981-9-2 1098 San Luis Obispo McGorty farm ponds, Adelaida Comment
  UC1953276  Salix laevigata D. R. Miller 2005-4-1 405 .787 San Luis Obispo Pine Mt Region. Along Tobacco Creek near first crk crossing on flats Comment
  CAS-BOT-BC125364  Salix lasiandra var. lasiandra W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts., S. end of the north R.R. tunnel Comment
  OBI32229  Salix lasiolepis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14333 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI9828  Salix lasiolepis Betty Hoover 1962-2-23 40 San Luis Obispo Cambria Pine District Comment
  SBBG35760  Salix lasiolepis R. N. Philbrick 1966-2-6 San Luis Obispo Oso Flaco Lake Comment
  UCR97568  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 1997-3-8 1436 San Luis Obispo NE of Los Osos. 4.5 mi. north of Los Osos Valley Rd on Turri Rd. 30 Comment
  CAS-BOT-BC107123  Salix lasiolepis Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14049 San Luis Obispo La Panza Range, Fernandez Canyon 487 Comment
  CAS-BOT-BC124827  Salix lasiolepis var. lasiolepis Ernest C. Twisselmann 1954-2-28 840 San Luis Obispo [Sandiago' Joe's] Sandiego Joes spring, 9 miles east of Simmler 579 Comment
  OBI75304  Salvia apiana David J. Keil 2010-11-10 30965 San Luis Obispo Ca. 1 mile E of US 101 on CA 166 Comment
  SBBG17487  Salvia carduacea C. B. Hardham 1959-5-6 4397 San Luis Obispo E slopes of Tierra Redonda, Bee Rock, Nacimiento Rd Comment
  OBI13567  Salvia carduacea Eben McMillan 1952-4-26 54 San Luis Obispo Shanson Comment
  OBI59252  Salvia leucophylla G. F. Hrusa, J. Park, G. Perez 1998-7-21 14737 San Luis Obispo At intersection of Suey crk rd and hwy 166 Comment
  SBBG95577  Salvia mellifera J. Turpen 1986-5-26 9 San Luis Obispo Bishop Peak Comment
  UCR119856  Salvia sonomensis David J. Keil, Fire ecology class 1986-4-8 19141 San Luis Obispo Central Coast, BLM land on east side of Santa Margarita Lake 427 Comment
  RSA0119580  Salvia spathacea Joseph Cahill 2013-3-30 313 -02 San Luis Obispo South Coast Range: Prefumo Canyon Rd. 3.2 miles west (airline 265 degrees) of Laguna Lake. 186 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
  UC579587  Sambucus mexicana H. C. Lee 1936-6-2 652 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quadrangle 7 Comment
  OBI28335  Sambucus nigra subsp. caerulea Lori Blain 1982-4-7 5 San Luis Obispo Cal Poly: near stearm where Design Village branches off of Poly cyn 152 Comment
  UCR18702  Sanicula arguta Eugene Cardiff 1966-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines, 1 mi from coast 61 Comment
  UC794462  Sanicula arguta Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-23 3270 San Luis Obispo 0.8 mi sw of San Luis Obispo (at e end of Los Osos Valley); Los Osos Valley 152 Comment
  RSA223829  Sanicula bipinnatifida E. C. Twisselmann 1962-5-20 7170 San Luis Obispo Hills at the summit of Palo Prieta Canyon 686 Comment
  OBI47479  Sanicula crassicaulis David J. Keil, Art Webster 1984-4-29 18209 San Luis Obispo Lopez Wilderness Area Comment
  SEINET3873483  Sanicula crassicaulis Richard R. Halse 2011-3-22 8143 San Luis Obispo Along State Hwy. 1, ca 2 miles south of the San Simeon, where San Simeon Creek enters the Pacific Ocean.; 0 3 Comment
  UC659050  Sanicula crassicaulis Mildred E. Mathias 1937-4-25 1188 San Luis Obispo 10 mi w of Paso Robles (along Cambria Road); Cambria Road Comment
  UC901898  Sanicula crassicaulis L. Constance and R. F. Hoover 1950-6-20 3350 San Luis Obispo 6.7 mi w of Templeton (Paso Robles Creek, on Cayucos Road); Paso Robles Creek, Cayucos Road 304 Comment
  OBI8777  Sanicula hoffmannii Robert F. Hoover 1964-6-7 8992 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI8783  Sanicula laciniata Robert F. Hoover 1947-3-1 6636 San Luis Obispo Cambria Comment
  CAS-BOT-BC223352  Sanicula maritima R. F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just north of) near ocean on Highway No. 1 Comment
  UCR1362  Saxifraga californica Frank C. Vasek 1960-4-10 600410- 26 San Luis Obispo Coast Range, La Panza Public Campground on the Pozo Road, between Pozo and La Panza 671 Comment
  RSA0027692  Schismus arabicus Greg Wilvert 2005-3-21 22 San Luis Obispo Approx. 1/3 km W of the S end of Pipeline Rd., overlooking the Cuyama Valley. 768 Comment
  CAS-BOT-BC239942  Schismus arabicus R. F. Hoover 1967-3-28 10301 San Luis Obispo Elkhorn Plain Comment
  OBI77675  Schismus arabicus Craig Woods 1978-4-9 42 San Luis Obispo Carrizo Plain along Sim. soda lake rd 6 mi SE of hwy 58 671 Comment
  OBI43539  Schoenoplectus americanus Eric Wise 1981-6-7 474 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  UCSB70424  Schoenoplectus americanus H., B.; N., C. 1989-7-14 San Luis Obispo From small hydrologic impoundment; on Orcutt Rd. (near Arroyo Grande) Comment
  CAS-BOT-BC111451  Schoenoplectus californicus R. F. Hoover 1966-9-21 10078 San Luis Obispo Oso Flaco Lake. Comment
  OBI43623  Schoenoplectus pungens Eric Wise 1981-7-1 897 San Luis Obispo Oso Flaco Lake Comment
  OBI43631  Schoenoplectus pungens Eric Wise 1981-6-26 710 San Luis Obispo Arroyo Laguna, 15.2 mi S of Monterey Border Comment
  OBI43635  Schoenoplectus pungens var. longispicatus Eric Wise 1981-6-7 508 San Luis Obispo Cuyama River, 26.5 mi W of New Cuyama Comment
  CAS-BOT-BC111051  Scirpus microcarpus R. F. Hoover 1965-9-29 9669 San Luis Obispo Tassajera Creek Comment
  SBBG94418  Scribneria bolanderi R. F. Hoover 1950-5-6 7878 San Luis Obispo upper Navajo Crk Comment
  OBI60079  Scrophularia atrata David J. Keil, LynneDee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo Comment
  RSA43200  Scrophularia californica Robert F. Hoover 1946-6-1 6108 San Luis Obispo Perry Creek southeast of Cambria. Comment
  OBI47459  Scutellaria tuberosa David J. Keil, Art Webster 1984-4-29 18205 San Luis Obispo Lopez Wilderness Area Comment
  UC456126  Scutellaria tuberosa I. J. Condit 1911-5-6 San Luis Obispo Price Canyon Comment
  OBI52722  Scutellaria tuberosa D. R. Miller 1991-5-23 915 -2 San Luis Obispo Orchard at D.R. Miller property. E slope of Pine Mtn 701 Comment
  CAS-BOT-BC69785  Selaginella bigelovii W. R. Dudley 1903-8-4 s.n. San Luis Obispo Near Posts', Santa Lucia Mts. Comment
  CAS-BOT-BC69786  Selaginella bigelovii W. R. Dudley 1905-1-5 s.n. San Luis Obispo On divide between Cypress and Franklin Creeks. Comment
  OBI82387  Senecio aphanactis David J. Keil, with George Butterworth 2016-2-25 33476 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  UC1070118  Senecio astephanus G. T. Nordstrom 1937-5-17 1264 San Luis Obispo 2.3 mi s Klau; Adelaide Quad. Comment
  CDA15187  Senecio breweri G. F. Hrusa 1998-4-27 14295 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  RSA0027845  Senecio californicus Greg Wilvert 2005-4-2 95 San Luis Obispo Southeast half of the Caliente Range: 0.8 km WSW of Wells Spring. 980 Comment
  UC942881  Senecio californicus Lewis S. Rose 1950-5-13 50129 San Luis Obispo Oso Flaco Lake region Comment
  RSA0013316  Senecio californicus B. Bolt 1936-3-11 608 San Luis Obispo 2 miles S.S.E. of mouth of Soso Creek Cayucos 46 Comment
  CAS-BOT-BC329098  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1951-9-1 567 San Luis Obispo Palo Prieta Canyon, Temblor Range, western San Joaquin Valley Comment
  OBI70132  Senecio sylvaticus David J. Keil 2009-3-1 30565 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. Residential area. 60 Comment
  RSA473117  Senecio vulgaris Ralph Hoffman 1930-4-18 s.n. San Luis Obispo Arroyo Grande Comment
  OBI73053  Senecio vulgaris David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25427 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  UC455150  Setaria parviflora I. J. Condit 1908-11-5 San Luis Obispo Cal. Polytechnic School lawn Comment
  SD130606  Sidalcea hickmanii subsp. anomala Steven A. Junak 1990-4-27 4221 San Luis Obispo Santa Lucia Mountains, Cuesta Ridge: West end of Cuesta Ridge Botanical Area. 762 Comment
  OBI31062  Sidalcea malviflora subsp. laciniata Julie M. Vanderwier 1978-5-11 27 San Luis Obispo Indian Knob Tar Sands Comment
  UC1124975  Sidalcea malviflora subsp. laciniata N. K. Carlson 1936-3-20 187 San Luis Obispo two mi e Islay Hill; Arroyo Grande Quadrangle 182 Comment
  PASA1750  Sidalcea parviflora Stason 1930-4-14 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC384514  Silene antirrhina Ernest C. Twisselmann 1969-5-7 15223 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 563 Comment
  UCD98567  Silene coniflora G. F. Hrusa 1995-5-28 12194 San Luis Obispo San Luis Obispo County: Black Buttes Research Center. From Ridge 4. 600 Comment
Read comments
Aug 11 2014
  OBI19479  Silene coniflora Robert F. Hoover 1947-3-26 6744 San Luis Obispo Price Cyn (just S of) Comment
  SBBG95570  Silene gallica M. Stiles 1986-5-26 49 San Luis Obispo 1 mi S of Tefft Ave, on S Oakglen, Nipomo Common Comment
  SD232652  Silene gallica G. Helmkamp 1996-5-25 1059 San Luis Obispo Dried vernal pools between CA-1 and the ocean 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county. 49 Comment
  UCR93699  Silene gallica George K. Helmkamp 1996-5-25 1059 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  OBI4310  Silene laciniata subsp. laciniata Felice Movich 1969-5-26 185 San Luis Obispo Stenner Crk rd, San Luis Obispo Comment
  CDA11528  Silene laciniata subsp. major G. F. Hrusa 1995-5-29 12324 San Luis Obispo Cuesta Ridge West; Ridge northwest of Cuesta Pass approx. 1 m. NW of US 101. Comment
  SBBG113592  Silene verecunda C. B. Hardham 1961-4-26 6916 San Luis Obispo Franklin Crk near Camp Natoma Comment
  OBI15473  Silybum marianum P. J. Justen 1966-4-29 18 San Luis Obispo W side of Cal Poly's swine unit Comment
  OBI65089  Sisymbrium altissimum Greg Wilvert 2005-4-25 340 San Luis Obispo SE half of the Caliente Range. 1 km NW of Semper Spring 822 Comment
  OBI37413  Sisymbrium irio G. Helmkamp 1985-3-9 2 San Luis Obispo Big Morongo Preserve. the Nature Conservancy. In front of manager's residence Comment
Read comments
Jul 24 2014
  CDA43179  Sisymbrium orientale David J. Keil 1998-6-5 27604 San Luis Obispo 3.5 miles E of junction Hwy 229 on Hwy 58. 0 Comment
  OBI21079  Sisyrinchium bellum John Young 1967-5-25 30 San Luis Obispo Poly Cyn Comment
  OBI35246  Sisyrinchium bellum K. A. Nadeau 1983-4-30 22 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  OBI75791  Sisyrinchium bellum Al Lindholm 1967-4-10 156 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. North slope of Geode Mountain below pond 490 Comment
  POM346817  Sisyrinchium bellum Patricia Wilder 1965-4-14 1946 San Luis Obispo Arroyo de la Cruz, on CA State Hwy 1. 5 Comment
  OBI78580  Sisyrinchium bellum Margaret M. Shipsey 2012-4-5 s.n. San Luis Obispo C.P.S. Cyn Comment
  SEINET2445102  Sisyrinchium bellum David Keil 1988-7-2 20853 San Luis Obispo Morro Bay State Park. E of South Bay Blvd. Vicinity of old cement plant or on hill to NE.; 0 Comment
  UC1134676  Smilacina stellata G. T. Nordstrom 1937-5-5 1176 San Luis Obispo 1.3 mi sw Oakdale School; Adelaida Quadrangle Comment
  UCR131835  Solanum douglasii George K. Helmkamp 2003-10-8 8191 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
  UCR140124  Solanum douglasii George K. Helmkamp 2004-3-13 8342 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  SBBG6644  Solanum elaeagnifolium C. B. Hardham 1957-8-28 2518 a San Luis Obispo York Mtn Comment
  OBI78977  Solanum nigrum David J. Keil 2013-8-22 31940 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  CAS-BOT-BC35867  Solanum obispoense M. E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita. Eldorado School. Comment
  UC2027411  Solanum umbelliferum Greg Wilvert 2005-4-6 197 San Luis Obispo Southeast Half of the Caliente Range. 1.2 km S of Semper Spring. Comment
  UCD15621  Solanum umbelliferum R. B. Kelley 1985-4-14 158 San Luis Obispo San Luis Obispo County: 14.3 miles W of junction of SR 33 with SR 41, on SR 41. 594 Comment
  UCR252051  Solanum umbelliferum Dan S. Cooper 2013-3-2 313- 80 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  CAS-BOT-BC156439  Solanum umbelliferum R. F. Hoover 1949-4-21 7605 San Luis Obispo La Panza dist. Comment
  POM258726  Solanum umbelliferum Roxana S. Ferris 1939-5-29 9760 San Luis Obispo Hills about 4 miles south-east of Templeton. 305 Comment
  HSC37458  Solanum xanti J. D. Ackerman, A. M. Montalvo 1975-6-24 510 San Luis Obispo Cerro Alto campground off Hwy. 41 between Atascadero and Morro Bay in Santa Lucia Mtns. Comment
  SBBG107625  Solanum xanti C. B. Hardham 1957-4-18 1697 San Luis Obispo Santa Rita Crk ca. 4 mi W of Templeton Comment
  SBBG107893  Solanum xanti C. B. Hardham 1958-4-16 3035 San Luis Obispo Peachy Cyn Rd, 0.5 mi W of Paso Robles Comment
  UCD39108  Solanum xanti Beecher Crampton 1964-5-18 6975 San Luis Obispo San Luis Obispo County: 5 miles east of Santa Margarita Pass. State Hwy. 58. Comment
  UCD135901  Solidago confinis G. K. Helmkamp; E. A. Helmkamp 2000-9-1 5951 San Luis Obispo San Luis Obispo County: Los Osos: 0.5 miles northwest of Hazard Canyon, between Howard St. and sand dunes. 30 Comment
  UC1285132  Solidago elongata R. F. Hoover 1947-10-11 7408 San Luis Obispo Arroya de la Cruz Comment
  OBI31110  Solidago velutina subsp. californica Julie M. Vanderwier 1979-8-11 180 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC374484  Sonchus asper Clare B. Hardham 1957-7-15 2465 San Luis Obispo Santa Lucia Mountains. Graves Creek, Del Rio Road Comment
  OBI49928  Sonchus oleraceus David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18135 San Luis Obispo Amer Cyn are in La Panza Mts Comment
  CAS-BOT-BC235352  Sorghum X drummondii Ernest C. Twisselmann 1956-10-30 3132 B San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  UC1099931  Sparganium erectum subsp. stoloniferum Malcolm A. Nobs and S. Galen Smith 1948-9-9 663 San Luis Obispo near mouth Arroyo Grande Creek Comment
  RSA38932  Sparganium erectum subsp. stoloniferum Edith A. Purer 1933-7-20 5087 San Luis Obispo Five miles northwest of Guadalupe. Comment
  RSA801711  Spergula arvensis D. M. McF 1953-2-17 s.n. San Luis Obispo Pecho Ranch 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
  UCD99216  Spergularia macrotheca P. B. Kennedy 1927-7-15 s.n. San Luis Obispo San Luis Obispo County: Oceano Beach, Oceano. 6 Comment
  OBI51196  Spergularia macrotheca var. macrotheca Jan Barber 1994-5-29 179 San Luis Obispo San Simeon State Park Comment
  UCR140116  Spergularia macrotheca var. macrotheca George K. Helmkamp 2004-2-11 8286 San Luis Obispo Central Coast, Nipomo Mesa, Willow Rd, 0.6 mi east of Calif. Hwy 1 125 Comment
  UCR161671  Spergularia macrotheca var. macrotheca George K. Helmkamp, E. A. Helmkamp 2005-5-17 9505 San Luis Obispo Central Coast, 2.5 mi WNW of San Simeon; along Calif. Highway 1 11 Comment
  CAS-BOT-BC390437  Spergularia macrotheca var. macrotheca Alice Eastwood 1940-4-20 18961 San Luis Obispo Morro Comment
  OBI73439  Spergularia marina David J. Keil 2010-6-1 30841 San Luis Obispo Carrizo Plain. South of Belmont Trail, east of where drainage crosses road between Delray Road and Cochise Road. 590 Comment
  OBI35773  Stachys bullata Allison Berry 1984-4-10 75 San Luis Obispo Camp San Luis Obispo Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. Behind cement bunker on edge of ravine Comment
  OBI60929  Stachys chamissonis David J. Keil 2002-9-12 29920 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road 107 Comment
  UCSB8034  Stachys pycnantha Hardham, Clare 1965-7-29 San Luis Obispo near Burnet Peak; Santa Lucia Mountains 609 Comment
  CAS-BOT-BC60940  Stanleya pinnata Ernest C. Twisselmann 1958-5-12 4454 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Scarp, canyon above the Van Matre Ranch. 762 Comment
  OBI48249  Stebbinsoseris heterocarpa David J. Keil 1989-5-3 21212 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
  UC1070398  Stebbinsoseris heterocarpa W. A. Peterson 1937-4-16 695 San Luis Obispo 5.1 mi nw Mustang Spring; La Panza Quad. Comment
  UC1125844  Stellaria nitens C. M. Belshaw 1936-3-19 1644 San Luis Obispo 0.3 mi ne Adam's Ranch; Nipomo Quad. 220 Comment
  OBI57318  Stellaria nitens David J. Keil, with Kathleen A. Keil 1998-4-4 26557 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  OBI55351  Stellaria pallida David J. Keil 1998-5-20 27317 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  CAS-BOT-BC375265  Stephanomeria elata Ernest C. Twisselmann 1957-11-2 4112 San Luis Obispo Morro Rock 15 Comment
  OBI31095  Stephanomeria elata Julie M. Vanderwier 1978-10-26 90 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC375255  Stephanomeria elata John Thomas Howell 1929-10-12 4461 San Luis Obispo Atascadero Creek, 4.3 miles w. of Atascadero Comment
  OBI15410  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1946-10-13 6492 San Luis Obispo E edge of Cuyama Valley near Kern Co line Comment
  UCD136303  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1969-9-22 6932 San Luis Obispo San Luis Obispo County: Oso Flaco Lake. Comment
  CAS-BOT-BC375291  Stephanomeria exigua subsp. carotifera Ernest C. Twisselmann 1956-8-6 3108 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon near the summit 609 Comment
  RSA180956  Stephanomeria exigua subsp. carotifera E. C. Twisselmann 1965-8-23 11558 San Luis Obispo Summit of Choice Valley. 671 Comment
  CAS-BOT-BC375391  Stephanomeria exigua subsp. coronaria R. F. Hoover 1965-9-18 9585 San Luis Obispo Calf Canyon Comment
  JEPS27630  Stephanomeria exigua subsp. coronaria Ernest C. Twisselmann 1959-8-5 5564 San Luis Obispo Dorothy Twisselmann Ranch, summit of Choice Valley Western San Joaquin Valley, Temblor Range, Choice Valley 655 Comment
  UC1070305  Stephanomeria exigua subsp. coronaria G. T. Nordstrom 1937-6-21 1369 San Luis Obispo 4.1 mi ne Lime Mtn.; Adelaida Quad. 289 Comment
  OBI66622  Stephanomeria pauciflora David J. Keil 1998-10-9 28179 San Luis Obispo Elkhorn Plain, Elkhorn Road, ca. 13 miles wnw of Kern Co. line, ca. 3.2 miles se of junction with Hurricane Rd. Comment
  OBI73542  Stipa lepida David J. Keil 2000-4-27 28463 San Luis Obispo Roadcut overlooking Twichell Reservoir along highway 166 Comment
  OBI22280  Stipa pulchra Robert D. Page 1962-5-10 107 San Luis Obispo Railroad right of way at intersection of Cal Poly campus Comment
  OBI80888  Stipa pulchra David J. Keil 2015-2-14 32608 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  SD244653  Streptanthus glandulosus subsp. glandulosus David Keil, Rhonda Riggins, D. R. Miller 1998-5-27 27505 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak. West facing. 730 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
  RSA605977  Stylomecon heterophylla D. D. Keck, J. Clausen 1935-4-9 3092 San Luis Obispo Cholame 457 Comment
  OBI9068  Styrax redivivus Neil Havlik 1968-5-26 208 San Luis Obispo On NW should of Pine Ridge 1 mi NW of Caldwell mesa about 20 mi E by SE of San Luis Obispo Comment
  CAS-BOT-BC110378  Suaeda californica Ira L. Wiggins 1929-4-16 3642 San Luis Obispo 2 miles north of Cayucos. Comment
  SBBG92143  Symphyotrichum chilense G. K. Helmkamp 1989-8-6 San Luis Obispo Toro Cyn Rd, E of Hwy 1, just N of Cayucos 121 Comment
  OBI67012  Symphyotrichum chilense D. R. Miller 1994-10-25 1094 -537 San Luis Obispo Pine Mt Region. Are one of two pockets in Lower Almaden flats at edge of Lower Pines; Pico Crk drainage 853 Comment
  SBBG7668  Symphyotrichum chilense C. B. Hardham 1956-10-14 1459 San Luis Obispo South Rd to Adelaida, ca. 2 mi W of Paso Robles Comment
  CAS-BOT-BC109474  Systenotheca vortriedei Clare B. Hardham 1948-5-7 3229 San Luis Obispo Hills between Bee Rock and the Nacimiento. Comment
  CDA19849  Taeniatherum caput-medusae J. Fox 2002-4-16 PDR 062938 San Luis Obispo Central California; Orcutt Rd and Avocado Ln in ROW. 0 Comment
  OBI65284  Tamarix parviflora D. R. Miller 2005-3-14 305 .781 San Luis Obispo Pine Mtn Region. Along San Simeon Crk road, near old School house Comment
  CDA26370  Taraxacum officinale David J. Keil 1998-10-9 28161 San Luis Obispo Along California Highway 33, south of junction with California Highway 166, circa 0.7 miles north of Santa Barbara County line in Cuyama River Valley area. 0 Comment
  SD67300  Taraxia ovata Darley F. Howe 1967-4-10 San Luis Obispo 1.9 miles north of Cambria. Comment
  UCSB30418  Taraxia ovata Krasner, Larry 1975-4-18 San Luis Obispo North end of Bridge S; off of Cambria Rd; Cambria 91 Comment
  UCSB51892  Taraxia ovata Bishop, Richard 1967-4-22 San Luis Obispo near Ardath Dr; 0.1 mi. from jctn. with Hywy. 1; town of Cambria Comment
  UC178399  Tetradymia canescens E. Palmer, M. D. 1876-7-2 261 San Luis Obispo 10 mi from San Luis Obispo; Clark Valley Comment
Read comments
Jan 30 2012
  OBI78453  Thalictrum fendleri David J. Keil, Dirk Walters 1986-5-2 19336 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  OBI28323  Thalictrum fendleri Lori Blain 1982-5-9 20 San Luis Obispo 2 mi S on Clark Valley Rd along Los Osos Crk 305 Comment
  UCR29953A  Thelypodium lasiophyllum David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14468 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
  CAS-BOT-BC66617  Thysanocarpus curvipes Ernest C. Twisselmann 1954-3-6 854 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Creek, 6 miles south of Cholame. Comment
  HSC64110  Thysanocarpus curvipes J. P. Smith 1973-3-21 5898 San Luis Obispo 5 mi. E of Atascadero on Hwy. 41 305 Comment
  OBI14848  Thysanocarpus laciniatus Robert F. Hoover 1958-3-19 8427 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  CAS-BOT-BC67154  Thysanocarpus laciniatus W. R. Dudley 1903-4-3 s.n. San Luis Obispo East of Santa Margarita Pass. Comment
  UCR160160  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2005-6-9 9560 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
  SBBG107300  Torilis nodosa C. B. Hardham 1959-4-29 4341 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  CAS-BOT-BC169236  Toxicodendron diversilobum Ernest C. Twisselmann 1968-5-13 14203 San Luis Obispo Head of Cammatta Canyon at the cottinham place - La Panza Range 609 Comment
  OBI80087  Tragopogon porrifolius David J. Keil 2012-8-21 31509 San Luis Obispo Arroyo Grande. Vicinity of Arroyo Grande Creek near Bridge Street 25 Comment
  CDA7713  Tragopogon porrifolius David J. Keil 1999-5-27 28357 San Luis Obispo Along Highway 58 in middle of town, Santa Margarita.. 0 Comment
  RSA195865  Tribulus terrestris E. C. Twisselmann 1967-9-8 13671 San Luis Obispo L. Franklin Twisselmann Ranch, Choice Valley. 640 Comment
  CAS-BOT-BC220833  Trichostema lanatum W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near San Luis Obispo 762 Comment
  SDSU9874  Trientalis latifolia D. F. Howe 1977-5-18 4946 San Luis Obispo Northeast side of Cypress Mtn. 640 Comment
  SFV16076  Trifolium albopurpureum J. M. Kneitel, et al. 1995-4-15 30 San Luis Obispo Carrizo Plain Caliente Mountains, American Ranch. 2 miles from Soda Lake Road. 670 Comment
  OBI37917  Trifolium bifidum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18576 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
  OBI58052  Trifolium bifidum var. decipiens David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27483 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  SBBG112392  Trifolium depauperatum var. amplectens D. Keil, V. L. Holland 1999-4-27 28277 San Luis Obispo McMillan Airstrip, along runway gravel strip; Camp Roberts Comment
  UC1925820  Trifolium depauperatum var. truncatum David Keil with V. L. Holland 1999-4-27 28278 San Luis Obispo Camp Roberts, along McMillan Airstrip. Comment
  OBI58054  Trifolium depauperatum var. truncatum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27487 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  SBBG95664  Trifolium fragiferum D. Keil 1983-6-14 17163 San Luis Obispo campus of California Polytechnic State University near Fisher Hall and the Faculty Office Building Comment
  OBI34411  Trifolium gracilentum David J. Keil, Kathy Jones 1982-4-4 15822 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI39040  Trifolium gracilentum David J. Keil 1986-3-22 19078 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. Along Soda Lake Rd S of Soda Lake at jctn with Kern county Land Company Ranch rd T32S, R1E, sec 33 671 Comment
  UC1130039  Trifolium gracilentum W. A. Peterson 1937-4-16 696 San Luis Obispo 3.4 mi nw Mustang Spring; La Panza quad 685 Comment
  SBBG34855  Trifolium grayi Mrs. R. W. Summers 1921-4-26 San Luis Obispo Santa Margarita Comment
  CDA4339  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2000-4-2 5412 San Luis Obispo Central Coast; road crest between See Canyon Road and Profumo Canyon Road, SW of San Luis Obispo Comment
  OBI58259  Trifolium incarnatum Austin P. Griffiths, Kathleen G. Jones 1982-4-25 s.n. San Luis Obispo Weeds of the Central Coast. Along roadway shoulder in front of residential yard at first house SW of State Hwy 1 and Halcyon Rd intersection Comment
  SEINET3099831 Image available Trifolium macraei Marcus E. Jones 1882-5-9 3334 San Luis Obispo San Luis Obispo Comment
  UC1130107  Trifolium obtusiflorum H. C. Lee 1937-6-8 1054 San Luis Obispo 2 mi s Huerhuero School; Pozo quad 441 Comment
  OBI12635  Trifolium variegatum Robert F. Hoover 1949-5-19 7708 San Luis Obispo Cambria Comment
  OBI33062  Trifolium variegatum var. pauciflorum David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 17013 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  UCR161223  Trifolium willdenovii George K. Helmkamp, E. A. Helmkamp 2005-3-5 9027 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment