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

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(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/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0025946  Abronia Ralph Hoffman 1931-5-30 s.n. San Luis Obispo Oceano. Comment
  SBBG1854  Abronia latifolia C. B. Hardham 1959-5-21 4596 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC383965  Abronia pogonantha R. F. Hoover 1947-4-26 7097 San Luis Obispo 10 mi. e. of Creston on La Panza road Comment
  OBI34068  Abronia umbellata var. umbellata Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande, Big Coreopsis Hill Comment
  OBI22762  Acacia decurrens var. dealbata Jack Farrell 1955-2-21 74 San Luis Obispo Comment
  OBI8073  Acacia decurrens var. dealbata Kurt R. Neisess 1976-1-27 s.n. San Luis Obispo Grrowing next to a vacant lot in Los Osos Comment
  OBI27094  Acacia longifolia Terriann Tomlin 1980-5-3 2 San Luis Obispo West of hwy 1, ca. 1 km N of Santa Maria oil refinery Comment
  CAS-BOT-BC219679  Acanthomintha obovata subsp. cordata R. F. Hoover 1950-5-30 7862 San Luis Obispo La Panza district Comment
  OBI20405  Acer macrophyllum Neil Havlik 1968-4-3 120 San Luis Obispo At upper end of Lopez Cyn rd Comment
  OBI17146  Achillea millefolium Robert F. Hoover 1965-10-1 9698 San Luis Obispo Cuesta-by-the-sea, S shore of Morro Bay Comment
  OBI31653  Achillea millefolium Smeltzer, Turnquist 1982-5-7 111 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI35371  Achillea millefolium Helen Jones 1982-8-7 69 San Luis Obispo Piedras Blancas Point Comment
  SBBG44848  Achillea millefolium L. E. Allen 1966-5-19 San Luis Obispo W of Oso Flaco Lake Comment
  UCD128320  Achillea millefolium Daryl Koutnik 1978-6-19 531 San Luis Obispo San Luis Obispo County: West of Cerro Romauldo along Chorro Creek. 304 Comment
  UCSB44699  Achillea millefolium Griggs, D. 1979-5-17 San Luis Obispo About 1 mile north of Cottonwood Summit on Highway 41 548 Comment
  POM209672  Achnatherum speciosum D. D. Keck 1934-4-26 2813 San Luis Obispo 10 miles W of Simmler on road to La Panza. Comment
Read comments
Sep 19 2016
  SBBG80312  Achyrachaena mollis C. F. Smith 1950-5-1 2733 San Luis Obispo near home of Eben McMillan, S of summit of Palo Prieto Pass 670 Comment
  UC57433  Achyrachaena mollis J. H. Barber 1901-3-24 A 6 San Luis Obispo Estrella Plains Comment
  UC455583  Achyrachaena mollis I. J. Condit 1910-4-1 San Luis Obispo Wilson Ranch; Navajo Ridge Comment
  JEPS114113  Acmispon brachycarpus A. Dilworth, J. Goldzman, M. Petroelje 1998-4-13 San Luis Obispo Camp Roberts. Ca. 0.3 mile N on Bivouac Road from intersection of Bivouac and Tower Roads, ca. 54 m NW of large leaning oak tree with orange paint, Training Area 02, LCTA Plot 41. Comment
  OBI12959  Acmispon glaber var. glaber Robert F. Hoover 1964-6-11 9040 San Luis Obispo Just S of Hazard Cyn Comment
  OBI8241  Acmispon glaber var. glaber Lynne Dee Althouse 1977-4-16 49 San Luis Obispo Wolfe's horse ranch near San Luis High school 137 Comment
  HSC91517  Acmispon heermannii Susan H. Bicknell 1988-11-22 San Luis Obispo Motana de Oro Comment
  OBI13226  Acmispon junceus var. biolettii Robert F. Hoover 1947-3-2 6644 San Luis Obispo Carpenter Cyn, N of Arroyo Grande Comment
  OBI13062  Acmispon junceus var. junceus Robert F. Hoover 1964-10-3 9319 San Luis Obispo Mouth of Coon Crk 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
  OBI25024  Acmispon parviflorus David J. Keil, Dirk Walters 1980-4-26 13869 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI31198  Acmispon strigosus Julie M. Vanderwier 1979-4-13 119 San Luis Obispo Indian Knob Tar Sands Comment
  OBI56772  Acmispon strigosus David J. Keil 1986-4-13 19174 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  OBI70166  Acmispon wrangelianus Bernard Miossi 1939-4-6 36 San Luis Obispo S slope of a hill 1 mi N of San Luis Obispo on hwy 101, 200 yds off of hwy 64 Comment
  CHSC55834  Acourtia microcephala L. P. Janeway 1988-7-6 2977 San Luis Obispo Along Creston Rd (hwy 229) 1.0 mi N of Calf Cyn Rd (hwy 58). 464 Comment
  OBI28661  Acourtia microcephala David J. Keil, Eric Wise 1982-7-2 16299 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black Lake cyn trl Comment
  OBI31314  Acourtia microcephala Joy Nishida 1982-7-22 510 San Luis Obispo American Cyn campground Comment
  OBI15585  Acourtia microcephala Robert F. Hoover 1947-7-10 7288 San Luis Obispo "mesa" 4 mi W of Nipomo Comment
  SBBG104590  Adenostoma fasciculatum var. fasciculatum F. L. Johnson, E. A. Young 1993-5-27 ROB 651 San Luis Obispo 1 km S of Pick & Shovel Mine; Camp San Luis Obispo Comment
  OBI10238  Adenostoma sparsifolium Robert F. Hoover 1946-8-17 6297 San Luis Obispo Upper Arroyo Grande 5 mi above County park Comment
  OBI62157  Adiantum aleuticum P. A. Holden 1968-5-7 265 San Luis Obispo Upper Lopez Canyon in shaded area Comment
  OBI1094  Adiantum jordanii R. F. Hoover 1967-2-18 10230 San Luis Obispo Diablo Canyon, San Luis Range Comment
  UC1063718  Adiantum jordanii C. A. Graham 1938-4-6 281 San Luis Obispo 0.4 mi wsw Bee Rock (Plot 104); Bradley Quadrangle Comment
  UCR160389  Adiantum jordanii George K. Helmkamp, E. A. Helmkamp 2005-6-9 9604 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
  SBBG109713  Agastache urticifolia C. B. Hardham 1959-6-10 4821 San Luis Obispo Cienega Crk, Dellaganna Ranch Comment
  OBI71785  Ageratina adenophora Michael Walgren 2008-7-15 60 San Luis Obispo San Simeon State Park in Arroyo Hondo stream channel area W of hwy 1 Comment
  CAS-BOT-BC29366  Ageratina adenophora T. C. Fuller 1962-7-18 9235 San Luis Obispo Upper See Canyon, 4.2 mi NW of road junction at mouth of canyon, ca. 8 mi SW of San Luis Obispo. Comment
  RSA0041505  Agoseris grandiflora LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6423 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
  SBBG113566  Agoseris grandiflora C. B. Hardham 1960-6-1 5962 a San Luis Obispo Pine Mtn 914 Comment
  POM97517  Agoseris grandiflora P. A. Munz 1926-4-9 10197 San Luis Obispo Ascension School, Willow Creek Rd., 15 mi. from Morro. Comment
  CAS-BOT-BC29680  Agoseris grandiflora var. grandiflora Alice Eastwood 1926-4-25 13592 San Luis Obispo Cambria Comment
  CDA16365  Agoseris heterophylla G. F. Hrusa 2000-4-13 15352 San Luis Obispo Carrizo Plain; Goat Springs pasture, W of KCL Ranch campground. 731 Comment
  OBI59368  Agrostis exarata David J. Keil, with Jill Bushakra 2001-6-14 29544 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI71127  Agrostis exarata Michael Curto, Linda Allen 1991-7-11 788 San Luis Obispo Santa Lucia Range, E slope, Nacimiento-Fergusson Rd E of summit, T22S R5E S21 NW 1/4, NW 1/4 670 Comment
Read comments
Sep 8 2015
  CAS-BOT-BC139375  Agrostis hooveri R. F. Hoover 1969-6-5 11367 San Luis Obispo Oak Park District, Arroyo Grande. Comment
  SD244553  Agrostis hooveri David Keil, V. L. Holland 1992-5-28 23162 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  RSA769866  Agrostis pallens David J. Keil 2010-7-2 30903 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
  UCR247971  Agrostis pallens David J. Keil, Mike Walgren, Lisa Andreano 2012-5-15 31341 San Luis Obispo Central Coast, Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch, Pacific Gas and Electric Co. property, north of Diablo Canyon Nuclear Power Plant 360 Comment
  OBI79344  Alisma triviale David J. Keil 2011-12-11 31210 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Mount Bishop Rd between Stenner creek Rd and Highland Drive. West side of road 93 Comment
  UCR123167  Allium amplectens George K. Helmkamp, E. A. Helmkamp 2002-4-19 7469 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI28551  Allium crispum John Jackman and Julie Truesdale, Julie Truesdale 1980-1 153 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  CAS-BOT-BC468909  Allium crispum Chester Dudley 1936-4-1 n.s. San Luis Obispo San Miguel Comment
  OBI21217  Allium diabolense Robert F. Hoover 1964-5-11 8774 San Luis Obispo Road to Hi Mtn from Pozo-Arroyo Grande summit Comment
  UC1296350  Allium fimbriatum var. fimbriatum R. F. Hoover 1964-5-11 8774 San Luis Obispo road from Pozo-Arroyo Grande summit to High Mountain Comment
  OBI78567  Allium haematochiton Margaret M. Shipsey April1912 s.n. San Luis Obispo CPS Canyon Comment
  OBI8400  Allium haematochiton Lynne Dee Althouse 1977-4-2 24 San Luis Obispo Wolfe's horse ranch near San Luis High School 137 Comment
  CAS-BOT-BC135841  Allium hickmanii R. F. Hoover 1952-5-10 8164 San Luis Obispo Near mouth of Arroyo de la Cruz (just S. of) on mesa summit. Comment
  OBI21228  Allium hickmanii Robert F. Hoover 1968-4-20 11071 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  UC1296353  Allium hickmanii R. F. Hoover 1952-5-10 8164 San Luis Obispo on mesa summit just s mouth of Arroyo de la Cruz Comment
  SBBG108267  Allium howellii var. howellii C. B. Hardham 1961-3-29 6689 San Luis Obispo W side of Cottonwood Pass 609 Comment
  UCR101023  Allium howellii var. howellii George K. Helmkamp, E. A. Helmkamp 1998-4-8 3226 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  JEPS99202  Allium lacunosum Clare B. Hardham 1958-5-7 3224 San Luis Obispo near Bee Rock (hills between the Nacimiento and the San Antonio River); Santa Lucia Mountains Comment
  UCD138553  Allium lacunosum Clare B. Hardham 1960-6-3 5997 San Luis Obispo San Luis Obispo County: Cuesta Sargent Cypress forest, north of San Luis Obispo. 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
  UCR29116  Allium peninsulare var. crispum Melissa Luckow, R. Riggins, R. A. Pimentel 1982-5-2 854 San Luis Obispo Crocker Canyon. County Road 285, 13.8 mi SE of the junction with Hwy 58 Comment
  UC1296337  Allium unifolium R. F. Hoover 1964-6-13 9086 San Luis Obispo coast 1 mi s San Carpoforo Creek (roadside) Comment
  SEINET7883449 Image available Allocarya acanthocarpa Lewis S. Rose 1937-1 37027 San Luis Obispo Cholame, alt. 1150 ft. 351 Comment
  SBBG107924  Allophyllum gilioides C. B. Hardham 1955-6-20 San Luis Obispo Black Mtn, Highland District Comment
  OBI80293  Alnus rhombifolia Reiff, Nicole, Morgan Mazzocco, Christina Du Mont 2014-11-13 1 San Luis Obispo Located off of San Luis Bay Drive at Avila Woodstone Marketplace: 6675 Bay Laurel Place, Avila Beach. There is an entrance to the Bob Jones Trail to the left of the building where the plant is located on the righthand side of the entrance. 7 Comment
  UC455820  Amblyopappus pusillus I. J. Condit 1908-4-30 10 San Luis Obispo near lighthouse Port Harford Comment
Read comments
Sep 16 2010
  OBI25770  Ambrosia acanthicarpa David J. Keil 1980-9-17 14210 San Luis Obispo Cyn Ranch on Shell Crk rd 6 mi N of hwy 58 Comment
  CAS-BOT-BC61481  Ambrosia chamissonis Mrs. E. C. Van Dyke 1928-7-1 2512 San Luis Obispo Pismo Comment
  RSA416945  Ambrosia chamissonis Thekla Mohr 1911-1 1931 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC55568  Ambrosia psilostachya R. F. Hoover 1965-9-29 9689 San Luis Obispo San Luis Obispo, upper Monterey Street Comment
  OBI17659  Ambrosia psilostachya Kamran Alavi 1977-8-13 42 San Luis Obispo Turry Rd, SLO Comment
  OBI19178  Amelanchier utahensis David J. Keil 1979-5-13 13067 San Luis Obispo Santa Lucia Mts along Cuesta Ridge rd W of Cuesta Pass Comment
  UCD54025  Ammophila arenaria Austin P. Griffiths 1980-7-2 s.n. San Luis Obispo San Luis Opisbo County: ca. 2 mi. S of Oceano, W of bordering drainage canal, along E margin of sand dunes, just above stabilized area. 10 Comment
  OBI53504  Ammophila arenaria Arthur W. Hazebrook 1991-6-6 100 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hIll Comment
  CAS-BOT-BC180594  Amorpha californica var. californica R. F. Hoover 1965-6-4 9415 San Luis Obispo Salinas River bridge east of Santa Margarita Comment
  SEINET13978217  Amsinckia douglasiana R. R. Halse 2016-1 9665 San Luis Obispo Along State Hwy 1 at its junction with Via Concha S of Oceano. 20 Comment
  UC1061781  Amsinckia douglasiana H. C. Lee 1937-3-30 792 San Luis Obispo 3/4 mi nw of Neals Spring 289 Comment
  UCD118930  Amsinckia douglasiana Francia Chisaki; Peter Kamb 1952-4-4 2193 San Luis Obispo San Luis Obispo County: 0.9 mile by road E of La Panza. 533 Comment
  CAS-BOT-BC222367  Amsinckia douglasiana Lincoln Constance; Alan A. Beetle 1940-3-22 2539 San Luis Obispo California Inner Coast Ranges. Near San Juan Creek, Syncline Hill, 5 miles east of La Panza 548 Comment
  OBI54457  Amsinckia intermedia Matthew Arterburn 1997-3-23 28 San Luis Obispo 3.1 mi from Navajo Camp on Navajo camp rd Comment
  UC1084573  Amsinckia intermedia Francia Chisaki with R. Bacigalupi and P. Hutchison 1957-4-2 916 San Luis Obispo 1.25 mi w Atascadero (on Morro Bay Road) Comment
  RSA0089734  Amsinckia lycopsoides Alice Eastwood 1929-3-19 14105 a San Luis Obispo Los Banos. Comment
  OBI79730  Amsinckia menziesii Michael Walgren 2014-4-24 423 San Luis Obispo In a vacant lot in on the eastern edge of Los Osos, growing in Baywood fine sands. Occasional of the property located at Buckskin and Martingale streets, known as the ?Buckskin property.? 37 Comment
  OBI72379  Amsinckia spectabilis var. microcarpa Anthony Baniaga 2010-5-22 226 San Luis Obispo Black Lake cyn, Callender property 19 Comment
  UC1314905  Amsinckia spectabilis var. microcarpa R. F. Hoover 1967-5-6 10526 San Luis Obispo Jack Lake Comment
  OBI29464  Amsinckia spectabilis var. spectabilis Melissa Luckow 1981-6-25 714 San Luis Obispo Just N of San Simeon Bach Comment
  OBI20675  Amsinckia tessellata Robert F. Hoover 1965-4-10 9341 San Luis Obispo 5 mi E of Creston Comment
  UC1084628  Amsinckia tessellata var. gloriosa Francia Chisaki, Peter M. Ray 1952-4-4 2194 San Luis Obispo 0.9 mi on road e of La Panza (0.1 mi form cattle guard, at a pair of white posts where a small wash runs under road in iron pipe) Comment
  OBI20689  Amsinckia vernicosa Robert F. Hoover 1950-4-2 7782 San Luis Obispo W branch of Fernandez Crk, just above La Panza - Creston rd Comment
  OBI80746  Anagallis arvensis David J. Keil 1992-10-19 23848 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  SBBG104216  Anagallis arvensis M. D. Proctor, E. A. Young 1993-3-20 ROB 288 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI75237  Anagallis minima Michael Walgren 2011-8-12 256 San Luis Obispo San Simeon State park campground Comment
  OBI72307  Ancistrocarphus filagineus Anthony Baniaga, Theo Fitanides 2010-5-2 162 San Luis Obispo Tierra Redonda BLM ACEC 413 Comment
  OBI40156  Anemopsis californica David J. Keil 1981-4-25 14592 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  OBI26500  Anthemis cotula Kathlene Henry 1979-7-27 11 San Luis Obispo Laguna Lake City Park 30 Comment
  OBI27311  Antirrhinum kelloggii Robert L. Allen, Nancy E. Arnold 1981-4-26 216 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  OBI56511  Antirrhinum multiflorum T. J. Ayers, S. Junak & D. Shaw May-89 722 San Luis Obispo Los Padres Natl Forest. 2.2 mi E ofhwy 101 at Cuesta Pass on E Cuesta Ridge rd 625 Comment
  CDA26395  Antirrhinum orontium David J. Keil 2001-6-26 29625 San Luis Obispo Arroyo Grande, Camino Mercado, circa 0.2 miles north from junction with West Branch street. 0 Comment
  RSA179970  Antirrhinum ovatum D. J. Bedell 1965-8-6 133 -1 San Luis Obispo Hills east of the summit of Palo Prieta Canyon 701 Comment
  UC103454  Antirrhinum ovatum Alice Eastwood 1902-6-12 San Luis Obispo near boundary between Santa Barbara and San Luis Obispo Counties (McDonald's Ranch, Carisa Plains); Carisa Plains; Carisa Plains, McDonald's Ranch, between Santa Barbara and San Luis Obispo Cos. 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
  UC2027546  Apiastrum angustifolium Greg Wilvert 2005-4-30 359 San Luis Obispo Southeast Half of the Caliente Range: 200 m S of Padrones Spring. Comment
  UC463255  Apiastrum angustifolium Roxana S. Ferris 1929-4-15 7623 San Luis Obispo between Guadalupe and Callender Comment
  OBI37411  Apium graveolens Eric Wise 1982-6-25 1564 San Luis Obispo Pismo State Beach, Oceano campground. In campground of heavy abusage. Also known as "dune lake" by Mason, or Oceano Lagoon by others Comment
  RSA695983  Aralia californica J. Vlahos 1934-8-1 s.n. San Luis Obispo Santa Lucia Mts.- Beyond Hearst Ranch 488 Comment
  OBI70773  Araujia sericifera David J. Keil 2009-8-16 30635 San Luis Obispo San Luis Obispo. Slope above east side of San Luis Creek, just north of Madonna Road freeway overcrossing. 35 deg. 16.030'N x 120 deg. 40.342'W 50 Comment
  OBI28671  Arctostaphylos crustacea Kurt R. Neisess 1976-2-22 s.n. San Luis Obispo Growing at top of See Canyon in SLO Comment
  OBI79802  Arctostaphylos crustacea David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31369 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  SBBG25405  Arctostaphylos crustacea subsp. crustacea R. Gankin, W. R. Russell 1962-2-22 338 San Luis Obispo Arroyo de la Cruz, 0.5 mi E of St Hwy 1, 9.4 mi N of entrance to Hearst St Historical Monument Comment
  CAS-BOT-BC25043  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top. Comment
  CAS-BOT-BC25050  Arctostaphylos cruzensis Roman Gankin; W. R. Russell 1962-2-22 339 San Luis Obispo N-facing slope of hill just to the S of Arroyo de la Cruz, 1.5 mi E of State Highway 1, 9.4 mi N of entrance to Hearst Comment
  OBI71835  Arctostaphylos cruzensis Michael Walgren 2005-6-29 36 San Luis Obispo San Simeon State Park N of Arroyo de los Chinos and S of Arroyo Hondo Comment
Read comments
Dec 24 2016
  UCD50485  Arctostaphylos cruzensis Roman Gankin; W. R. Hildreth 1967-10-11 1115 San Luis Obispo Ridge north of Arroyo de los Chinos, east of Sate Route 1, ca. 9 miles north of San Simeon. Comment
  CAS-BOT-BC25029  Arctostaphylos cruzensis James B. Roof; Walter Knight; Irja Knight 1966-1-11 1763 San Luis Obispo Arroyo de los Chinos. Hearst Ranch. On low ridge ca. 200 yds. from State Hwy #1. Comment
  CAS-BOT-BC25031  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1334 San Luis Obispo Santa Lucia Mtns. near coast along upper S side of Arroyo de la Cruz on Hearst Ranch. 30 Comment
  SEINET11989175  Arctostaphylos cruzensis R. Gankin, Hildreth, W. R. 1967-1 1115 San Luis Obispo ridge N of Arroyo de los Chinos, 0.25 mi E of CA 1, ca 9 mi N of San Simeon Comment
  CAS-BOT-BC23317  Arctostaphylos glandulosa subsp. cushingiana Clare B. Hardham 1956-2-26 181 San Luis Obispo Cerro Alta Comment
  CAS-BOT-BC24875  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1965-2-28 9333 San Luis Obispo Trail to Cerro Alto from Cerro Alto Camp. Comment
  OBI14725  Arctostaphylos glauca Robert F. Hoover 1963-10-26 8604 San Luis Obispo Trail to Machesna Mt, La Panza range Comment
  CAS-BOT-BC24612  Arctostaphylos glauca Ernest C. Twisselmann 1955-6-16 2151 San Luis Obispo Queen Bee Canyon. Shandon. 673 Comment
  POM203572  Arctostaphylos glauca I. L. Wiggins 1932-3-21 5832 San Luis Obispo Grade at west end of Caroso Plains on road to Santa Margarita. Comment
  RSA67318  Arctostaphylos glauca P. A. Munz 1951-4-14 16327 San Luis Obispo Queen Bee Public Camp, La Panza Range. 701 Comment
  OBI25978  Arctostaphylos hookeri subsp. hearstiorum David J. Keil 1981-5-16 14625 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI14663  Arctostaphylos hooveri Robert F. Hoover 1964-3-15 8891 San Luis Obispo Pine Top Mt, S of San Carpoforo Crk Comment
  SBBG17130  Arctostaphylos luciana C. B. Hardham 1959-3-13 4045 San Luis Obispo Klau Mine, Adelaida District, W of Paso Robles Comment
  RSA632962  Arctostaphylos luciana Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24353 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  UC1334948  Arctostaphylos morroensis A. E. Wieslander 1936-2-25 601 San Luis Obispo w Los Osos Creek; Cayucos Quadrangle 30 Comment
  UCD52488  Arctostaphylos morroensis Roman Gankin; Lalit Srivastara and Chas. Lamoureux 1958-2-5 273 San Luis Obispo South end of Morro Bay. Comment
  CAS-BOT-BC40108  Arctostaphylos morroensis Ben Bolt 1936-1-31 13798 San Luis Obispo Cayucos, 2 mi SSE of mough of Osos Creek 45 Comment
  CAS-BOT-BC27165  Arctostaphylos obispoensis Alice Eastwood 1928-5-17 15125 San Luis Obispo San Luis Obispo. On hills along Chorro Creek. Comment
  JEPS38854  Arctostaphylos obispoensis A. E. Wieslander San Luis Obispo Sycamore Springs Comment
  OBI14580  Arctostaphylos obispoensis Robert F. Hoover 1958-2-2 8408 San Luis Obispo Cambria, in Monterey pine woods Comment
  SBBG109406  Arctostaphylos obispoensis C. B. Hardham 1966-2-28 14000 San Luis Obispo top of pass, Cambria-Adelaida Rd, near 7X Ranch Comment
  CAS-BOT-BC39855  Arctostaphylos obispoensis L. R. Abrams 1913-7-20 5041 San Luis Obispo Cuesta Grade - near Manzanita Comment
  SBBG44627  Arctostaphylos obispoensis L. W. Edge 1972-4-4 113 San Luis Obispo ca. 4 mi below Cerro Alto Camp on St Hwy 41 Comment
  RSA633458  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27622 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  OBI58637  Arctostaphylos osoensis Benjamin E. Carter, Erik Frenzel, Dave Haines, Paul Adriano 2001-1-25 9 San Luis Obispo Perfumo Canyon rd, ca. 12 mi S of Los Osos Valley rd Comment
  CAS-BOT-BC44380  Arctostaphylos pilosula Walter Knight; Irja Knight; Tiffany Knight 1988-7-27 6286 San Luis Obispo On Ormonde Rd. off of Price Canyon Rd. from Pismo Beach. 155 Comment
  OBI14553  Arctostaphylos pilosula Robert F. Hoover 1946-10-20 6522 San Luis Obispo Huasna district Comment
  RSA0037516  Arctostaphylos pilosula LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6474 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  SD67302  Arctostaphylos pilosula Darley F. Howe 1967-4-8 4331 San Luis Obispo La Panza Range, 4.5 mi. N by NE of Pozo 550 Comment
  UCD53647  Arctostaphylos pilosula Roman Gankin 1965-3-31 472 San Luis Obispo Summit Carpenter Canyon; Arroyo Grande. Comment
  UCD53668  Arctostaphylos pilosula Roman Gankin; G. L. Webster, Ken Milam, and Ed Gedling 1966-9-24 s.n. San Luis Obispo Summit of Noyes Road; Arroyo Grande. Comment
  SBBG5505  Arctostaphylos rudis H. and M. Dearing 1937-8-8 3047 San Luis Obispo Nipomo Mesa Comment
  UCD53817  Arctostaphylos rudis G. F. Hrusa Date Unknown 8365 San Luis Obispo Slope to SW of Pismo Creek; near intersection of Hwy. 101 and 4th street; Arroyo Grande. Comment
  UCD51085  Arctostaphylos tomentosa Roman Gankin; W. R. Russell 1962-2-22 338 San Luis Obispo 1/2 mile east of State Highway 1, 9.4 miles north of entrance to Hearst State Historical Monument, Arroyo de la Cruz, north San Luis Obispo County, California. Comment
  UC1120100  Arctostaphylos tomentosa subsp. crustacea A. E. Wieslander 1936-2-26 609 San Luis Obispo Price Canyon Arroyo Grande Quadrangle Comment
  UC1120103  Arctostaphylos tomentosa subsp. crustacea H. C. Lee 1936-3-9 462 San Luis Obispo 2 mi nnw Camp Hill; Arroyo Grande Quadrangle Comment
  UC2027036  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
  SEINET11989056  Arctostaphylos tomentosa subsp. rosei R. Gankin, Hildreth, W. R. 1967-1 1188 San Luis Obispo ca 1 mi E of Cuesta Pass on ridge road Comment
  IRVC29363  Arenaria paludicola Mark A. Elvin, John Chesnut 2005-9-28 4579 San Luis Obispo Oso Flaco Lake; NW corner in "openning" on floating bog. Central Coastal 4 Comment
  SBBG114029  Arenaria paludicola A. Parikh, N. Gale 2001-6-30 SLO- 10 San Luis Obispo N side of northern lobe of Oso Flaco Lake 4 Comment
  OBI4341  Armeria maritima subsp. californica A. D. Matthews 1972-3-2 s.n. San Luis Obispo Comment
  SD43613  Armeria maritima subsp. californica Darley F. Howe 1948-5-17 San Luis Obispo Comment
  SBBG49296  Artemisia biennis L. W. Edge 1971-2-5 23 San Luis Obispo near Oso Flaco Lake Comment
  OBI27024  Artemisia californica James Courtney 1980-12-20 13 San Luis Obispo Pennington Creek Biological Preserve Comment
  OBI66042  Artemisia californica Greg Wilvert 2006-6-16 560 San Luis Obispo Southeast half of the Caliente Range; ridge overlooking Semper Spring 913 Comment
  RSA442314  Artemisia californica F. H. Elmore 1933-8-4 348 San Luis Obispo Avila; Port San Luis Comment
  SBBG96067  Artemisia californica D. Keil 1986-10-13 19784 San Luis Obispo Sweet Springs area, S shore of Morro Bay 5 Comment
  JEPS51969  Artemisia douglasiana Ernest C. Twisselmann 1965-11-2 11693 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean Arroyo de la Cruz 6 Comment
  CAS-BOT-BC84823  Artemisia douglasiana Ernest C. Twisselmann 1956-11-3 3215 San Luis Obispo La Panza Range - Salinas River at the base of Salinas Dam. 400 Comment
  OBI31312  Artemisia dracunculus Joy Nishida 1982-7-22 508 San Luis Obispo American Cyn, .6 mi S of campground 518 Comment
  OBI77917  Arthrocnemum subterminale Robert F. Hoover 1965-9-22 9639 San Luis Obispo S of mouth of Chorro Crk, Morro Bay mud-flats Comment
  RSA165492  Asclepias eriocarpa Clare B. Hardham 1962-6-22 10349 San Luis Obispo Along Nacimiento River, west of Cantinas Creek Comment
  OBI20519  Asclepias vestita Robert F. Hoover 1950-5-6 7887 San Luis Obispo La Panza District 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
  SBBG108257  Asparagus officinalis C. B. Hardham 1958-8-19 3858 San Luis Obispo Atascadero Crk, near High School Comment
  OBI75305  Asphodelus fistulosus David J. Keil 2011-2-12 30968 San Luis Obispo Los Osos area. South Bay Blvd, ca. 100 m north of Turri Rd intersection 10 Comment
  UCD170179  Asphodelus fistulosus Richard R. Halse 2012-3-26 8439 San Luis Obispo San Luis Obispo County: Along State Hwy. 1 at the north edge of Cayucos, by exit 285. 29 Comment
  UCR42814  Asphodelus fistulosus David J. Keil 1979-4-29 13047 San Luis Obispo Central Coast, along US Hwy 101, c. 5 mi south of San Luis Obispo Comment
  CAS-BOT-BC65813  Aspidotis californica R. F. Hoover 1946-11-24 6567 San Luis Obispo Hill above Salinas River opposite Pilitas Creek Comment
  CAS-BOT-BC477884  Asteraceae J. Zaninovich 1980-5-4 958 -80 San Luis Obispo North east San Luis Obispo County, Cottonwood Pass 609 Comment
  SBBG3153  Astragalus asymmetricus C. B. Hardham 1957-4-14 2273 San Luis Obispo Cottonwood Pass E of Cholame Comment
  OBI13387  Astragalus asymmetricus John Thomas Howell 1948-6-15 24364 San Luis Obispo Red Hills SE of Shandon 762 Comment
  UC52286  Astragalus asymmetricus Mrs. R. W. Summers 1888-5-15 227 San Luis Obispo Pecho Pecho (sandy plain near sea) 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
  OBI78053  Astragalus curtipes Melissa Luckow, Jerry Rendon 1980-4-4 5 San Luis Obispo Poly Cyn, near arch to the cyn. 30 ft above rd Comment
  OBI78691  Astragalus curtipes Ryan Ridley 2013-2-10 7 San Luis Obispo Cal Poly Canyon road until fork to Architecture Graveyard, left for 500 ft, cross bridge, cross stream at 150 ft, 10 ft from stream. 126 Comment
  OBI65015  Astragalus didymocarpus Greg Wilvert 2005-4-6 174 San Luis Obispo SE half of the Caliente Range. Ridge between Horse Cyn and middle Cyn; 2.7 km S of Wells Spring 900 Comment
  CAS-BOT-BC182898  Astragalus douglasii Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9461 San Luis Obispo 1/2 mile east of La Panza on State Highway #178 Comment
  UC1128781  Astragalus douglasii var. douglasii A. E. Wieslander 1934-4-27 468 San Luis Obispo San Juan River La Panza Quad., San Juan River Comment
  OBI79168  Astragalus gambelianus David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31253 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 526 Comment
  OBI82052  Astragalus gambelianus Michael Walgren 2016-3-4 491 San Luis Obispo 56 Comment
  UC1285227  Astragalus lentiginosus var. idriensis R. F. Hoover 1953-5-16 8310 San Luis Obispo ne Simmler (summit of Temblor Range); summit of Temblor Range Comment
  OBI60095  Astragalus lentiginosus var. nigricalycis G. F. Hrusa, Russ Lewis, Larry Suislaw 1997-3-26 13665 San Luis Obispo Carrizo Plain. On W side at S end of Soda Lake. Quad Painted Rock 7.5 620 Comment
  RSA789215  Astragalus lentiginosus var. nigricalycis James R. Shevock, Jack Zaninovich 1983-3-31 10255 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 26.8 miles south of California City and 15.8 miles north of California highway 166. 600 Comment
  OBI13341  Astragalus lentiginosus var. nigricalycis Robert F. Hoover 1950-4-14 7817 San Luis Obispo Panorama Hills Comment
  RSA415557  Astragalus lentiginosus var. nigricalycis Paul C. Silva 1947-3-30 1205 San Luis Obispo 4 mi. east of Cuyama P.O., Cuyama Valley. Comment
  SBBG83800  Astragalus macrodon C. F. Smith 1986-5-15 12088 San Luis Obispo ca. 1 mi W of Caliente Mtn lookout 1524 Comment
  UC1285224  Astragalus macrodon R. F. Hoover 1952-5-24 8204 San Luis Obispo Caliente Mt. Caliente Mts. Comment
  POM318267  Astragalus macrodon Stan Hales 1963-5-4 51 San Luis Obispo NE of Caliente Mountain, W of Carizzo Plains, 0.5 miles SW of Seaback Ranch 746 Comment
  SEINET948577  Astragalus menziesii Roxana S. Ferris, R. Bacigalupi 1946-1 11115 San Luis Obispo Bluffs above ocean, Cambria. Comment
  UC570458  Astragalus nuttallii var. nuttallii William S. Cooper 1933-8-23 33 -135 San Luis Obispo mouth Santa Maria River Comment
  CAS-BOT-BC194231  Astragalus oxyphysus R. F. Hoover 1947-5-10 7147 San Luis Obispo East edge of Cuyama Valley near Kern Co. line, along sandy wash. Comment
  CAS-BOT-BC194237  Astragalus oxyphysus Chester Dudley 1936-4-1 s.n. San Luis Obispo Palo Prieto Canyon Comment
  CDA37117  Astragalus oxyphysus D. B. Joley 1976-5-1 1 San Luis Obispo Hwy. 41. 0 Comment
  OBI13305  Astragalus pomonensis Robert F. Hoover 1947-4-13 6923 San Luis Obispo Baywood Park Comment
  UC463302  Astragalus trichopodus var. lonchus Roxana S. Ferris 1929-4-13 7528 San Luis Obispo e San Luis Obispo; e of San Luis Obispo 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
  UC2027052  Atriplex canescens Greg Wilvert 2005-5-4 385 San Luis Obispo Southeast Half of the Caliente Range: Canyon to the E of Quail Canyon Comment
  OBI65155  Atriplex confertifolia Greg Wilvert 2005-5-28 440 San Luis Obispo SE half of Caliente Range; N end of Padrones cyn. 880 Comment
  RSA0077162  Atriplex cordulata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-3 3191 San Luis Obispo Carrizo Plain National Monument: south end of Soda Lake, approx. 0.2 mi E of Soda Lake Rd. 589 Comment
  UCR252043  Atriplex coulteri Dan S. Cooper 2013-3-23 313- 88 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  UCD78278  Atriplex fruticulosa Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4624 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  OBI17305  Atriplex lentiformis Robert F. Hoover 1966-10-7 10119 San Luis Obispo Cuyama River at mouth of Chimney Canyon Comment
  CDA17850  Atriplex leucophylla Austin Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park; Scattered at Cable Landing just north of Hazard Canyon. 7 Comment
  OBI35411  Atriplex leucophylla Helen Jones 1982-8-7 100 San Luis Obispo Piedras Blancas Point Comment
  OBI82559  Atriplex leucophylla David J. Keil 2015-8-10 33340 San Luis Obispo Avila Beach 1 Comment
  RSA696211  Atriplex leucophylla Keith E. Hoffmaster 1935-6-28 s.n. San Luis Obispo Avila Beach Comment
  OBI4337  Atriplex leucophylla A. D. Matthews 1972-4-2 s.n. San Luis Obispo small bank next to beach about 5 m from high tide line Comment
  OBI77928  Atriplex polycarpa Robert F. Hoover 1966-10-8 10145 San Luis Obispo Pass at SE end of Carrizo plain Comment
  OBI22945  Atriplex prostrata David J. Keil 1979-10-27 13669 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI73252  Atriplex prostrata Michael Walgren 2010-9-18 170 San Luis Obispo Estero Bluffs state park, 1.56 mi W of Cayucos Crk, S of hwy 1; at mouth of San Geronimo Crk Comment
  CDA17733  Atriplex semibaccata Austin Griffiths, J. R. Walker, E. W. Thompson 1982-2-7 s.n. San Luis Obispo Across road from Morro Bay State Park Campground 7 Comment
  SBBG112577  Atriplex semibaccata C. B. Hardham 1956-12-2 1535 San Luis Obispo Marino Ranch, near Cambria Comment
  OBI57382  Atriplex serenana var. serenana David J. Keil 1998-8-19 27981 San Luis Obispo Hwy 58 just W of San Juan Creek bridge. Comment
  SD232661  Atriplex triangularis George Helmkamp 1996-9-22 1213 San Luis Obispo Along San Simeon Creek, about 0.2 miles east of CA-1 Highway. 6 Comment
  OBI57384  Atriplex vallicola David J. Keil 1998-8-19 27985 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). 585 Comment
  CDA21138  Atriplex watsonii Austin Griffiths, J. R. Walker, E. W. Thompson 1982-2-7 s.n. San Luis Obispo Montana de Oro State Park; Morro Bay across road from entrance to Morro Bay State Park Campground. 0 Comment
  SD245305  Austrocylindropuntia subulata David J. Keil 2012-7-18 31470 San Luis Obispo South base of Nipomo Mesa, west of Nipomo. Roadside at base of hill. 43 Comment
  OBI53291  Avena LynneDee Oyler 1986-2-22 311 San Luis Obispo American Cyn blue oak study site in deer exclosure. Los Padres Natl forest. S 1/2, SW 1/4, sec 28, R16E, T30S, MDBM 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
  HSC91811  Avena fatua Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI20103  Avena fatua Samuel Miyamoto 1971-6-2 16 San Luis Obispo Cal Poly campus, SW side of Aero Hanger and N side of parking lot 113 Comment
  OBI31749  Avena fatua Smeltzer, Turnquist 1982-4-12 17 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI38220  Baccharis glutinosa Eric Wise 1981-6-29 819 San Luis Obispo Celery Lake of Dune Lakes Comment
  CAS-BOT-BC99501  Baccharis pilularis R. W. S. autumn 1884 s.n. San Luis Obispo Miles Station Comment
  OBI4904  Baccharis pilularis var. consanguinea John V. Stechman 1965-8-2 4904 San Luis Obispo North of Islay Creek Comment
  SEINET11844566  Baccharis pilularis var. consanguinea S. A. Thompson, Rawlins, J. E. 1988-1 5241 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  OBI15184  Barbarea orthoceras Robert F. Hoover 1964-5-11 8761 San Luis Obispo 5 mi W of Pozo Comment
  UCR122505  Barbarea orthoceras George K. Helmkamp, E. A. Helmkamp 2001-5-2 6616 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  OBI80821  Barbarea orthoceras David J. Keil, with Kathleen Keil 1990-4-7 21372 San Luis Obispo 3 miles from Highway 58 along Hwy 229 south of Creston 365 Comment
  UCSB28047  Berberis aquifolium var. dictyota Havlik, Neil 1970-3-31 San Luis Obispo About one-half mile northeast of Pine Spring Campground, La Panza Range 975 Comment
  SEINET12090858  Berberis dictyota R. Gankin, Hildreth, W. R. 1967-1 1130 a San Luis Obispo 0.7 mi SW from Noyes Road on State Route 227, Arroyo Grande Comment
  OBI78861  Berberis pinnata Michael Walgren 2013-2-6 301 San Luis Obispo Harmony Headlands State Park. 53 Comment
  OBI67822  Berberis pinnata subsp. pinnata M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-23 SO- 24 a San Luis Obispo Camp San Luis Obispo. E side of Cerro Romualdo 160 Comment
  OBI17254  Beta vulgaris Robert F. Hoover 1946-8-8 6279 San Luis Obispo N end of Morro Bay Comment
  UC144722  Blennosperma nanum var. nanum I. J. Condit 1909-2-22 11 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC105954  Blennosperma nanum var. nanum R. F. Hoover 1952-4-10 8108 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  OBI59545  Blepharizonia laxa George Butterworth 1997-11-3 206 San Luis Obispo hwy 58 rd cut, 2 mi W of navajo Crk Comment
  OBI16923  Blepharizonia laxa Robert F. Hoover 1966-10-8 10149 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  RSA164040  Blepharizonia laxa E. C. Twisselmann 1963-8-23 8883 San Luis Obispo San Andreas Fault in the hills at the summit of Palo Prieta Canyon 701 Comment
  RSA549973  Blepharizonia laxa C. F. Smith 1991-6-28 12231 San Luis Obispo Below main road between Cuyama Valley and Carrizo Plain that crosses in western part of Caliente Mountain ridge, W of summit Comment
  UC1928137  Bolboschoenus maritimus David Keil, Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21197 San Luis Obispo Phoenix Creek inlet of Lopez Lake. Comment
  SBBG11818  Bolboschoenus maritimus subsp. paludosus C. B. Hardham 1958-10-3 3978 San Luis Obispo Paso Robles Comment
  UC454519  Bowlesia incana I. J. Condit 1910-3-30 60 San Luis Obispo Carrisa Plains Comment
  SBBG87970  Brachypodium distachyon C. F. Smith 1988-7-12 12153 San Luis Obispo Cuesta Ridge outside entrance to Botanical Reserve Comment
  CAS-BOT-BC145407  Brachypodium distachyon Clare B. Hardham 1960-6-3 5992 San Luis Obispo Santa Lucia Mountains. Cuesta Sargent Cypress Forest. Comment
  CDA3593  Brassica tournefortii G. K. Helmkamp 2004-3-13 8358 San Luis Obispo Central Coast; Nipomo Mesa, along Hwy CA-1 (Mesa View Dr.), 0.4 mi S of Halcyon Rd, S of Arroyo Grande Comment
  UC1285244  Brickellia californica R. F. Hoover 1946-10-20 6517 San Luis Obispo just below junction of Arroyo Seco (Upper Huasna River); Upper Huasna River Comment
  UCR223628  Briza maxima A. C. Sanders 2011-2-21 38733 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
  OBI45264  Briza maxima Francis X. Villablanca 1986-5-17 6 San Luis Obispo 1/2 mi S of Ardath St, and 1/4 mi E of the end of Pineridge end of Pineridge Rd Comment
  CAS-BOT-BC145345  Briza minor Clare B. Hardham 1957-5-12 1923 San Luis Obispo Santa Lucia Mountains. Trail to Green's Lake. Comment
  RSA0035085  Brodiaea capitata W. M. Arbaugh 1968-4-28 166 San Luis Obispo Shell Beach. Comment
  UC1133996  Brodiaea terrestris subsp. terrestris G. T. Nordstrom 1937-4-28 1125 San Luis Obispo 3.4 mi ne Chimney Rock; Adelaida Quad. 304 Comment
  RSA714640  Bromus Daisie Huang 2006-4-14 6041409 San Luis Obispo Hwy 1 crossing Santa Rosa Creek. 9 Comment
  CAS-BOT-BC144145  Bromus Roxana S. Ferris 1929-4-15 7644 San Luis Obispo 2 miles north of Moro. Comment
  UCD163512  Bromus arenarius CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 612 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 846 Comment
  CAS-BOT-BC149470  Bromus berteroanus Ernest C. Twisselmann 1961-4-11 6038 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  CAS-BOT-BC149465  Bromus berteroanus Ernest C. Twisselmann 1955-4-6 1821 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Crocker Spring Canyon, 9.2 miles northwest of Fellows. 762 Comment
  CAS-BOT-BC156184  Bromus catharticus John Thomas Howell 1964-6-29 40783 San Luis Obispo Cambria. Comment
  CAS-BOT-BC155853  Bromus catharticus var. elatus Ernest C. Twisselmann 1954-5-11 1214 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, 6 miles south of Cholame. 579 Comment
  CAS-BOT-BC155751  Bromus diandrus Ernest C. Twisselmann 1961-4-11 6039 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  OBI80949  Bromus diandrus Zoe Dascalos, Lindsey Ellenburg, Jake Williams, Alexis Martin, Maerill Ceballos 2015-4-24 4 San Luis Obispo Johnson Rach Open Space Comment
  CAS-BOT-BC155742  Bromus diandrus Ernest C. Twisselmann 1954-4-13 1049 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake. 457 Comment
  OBI29248  Bromus hordeaceus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14541 San Luis Obispo Jctn of Shell Crk rd and Calif hwy 58 S of Shandon Comment
  OBI66875  Bromus hordeaceus David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29596 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
  SBBG95291  Bromus hordeaceus F. A. Lindholm 1971-4-8 137 San Luis Obispo 6 mi N of Cayucos 518 Comment
  UCR140096  Bromus hordeaceus George K. Helmkamp 2004-4-1 8415 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
  OBI19853  Bromus hordeaceus Walter F. Chesebro 1978-5-6 118 San Luis Obispo Soda Lake 610 Comment
  CAS-BOT-BC162414  Bromus laevipes R. F. Hoover 1964-6-7 9001 San Luis Obispo Chris Flood Creek. Comment
  OBI19880  Bromus madritensis subsp. madritensis Walter F. Chesebro 1978-4-9 43 San Luis Obispo Collected near dunes just below entrance to Montana de Oro State Park Comment
  UC1131260  Bromus madritensis subsp. madritensis G. T. Nordstrom 1937-4-29 1155 San Luis Obispo 1.6 mi sw of Asuncion School 426 Comment
  OBI22399  Bromus madritensis subsp. rubens Robert D. Page 1962-3-31 60 San Luis Obispo Dune area at the foot of Morro Bay Comment
  SEINET3923307  Bromus stamineus D. Cann, A. Swanson; J. Fails; P. Cann 2002-5-4 582 San Luis Obispo Hills & roadside along Hwy 46 near Green Valley.; 0 76 Comment
  OBI59066  Bromus sterilis David J. Keil 1998-4-14 26712 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  OBI66918  Bromus sterilis David J. Keil, with V. L. Holland 2001-5-24 29499 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  UCD59761  Bromus tectorum Beecher Crampton 1964-5-18 6986 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  OBI35361  Cakile maritima Melody Dickens 1980-7-4 34 San Luis Obispo On Morro Rock, Morro Bay. In various locations at S face near base Comment
  OBI4257  Cakile maritima Grover C. Lee 1970-4-5 7002 San Luis Obispo Avila Beach at jct of San Luis crk and ocean Comment
  RSA770187  Calamagrostis David J. Keil 1998-4-27 26920 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak. Comment
  OBI51286  Calandrinia ciliata Jan Barber 1994-3-21 99 San Luis Obispo San Simeon State Park; around Washburn Campground Comment
  OBI53048  Calandrinia ciliata David J. Keil, Kathleen Keil, Lynne Dee Oyler, & Danielle DeRome 1991-4-6 21514 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  CAS-BOT-BC438520  Calandrinia ciliata Ernest C. Twisselmann 1954-5-1 1158 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Associated Ridges, 9 miles east of Simmler 1005 Comment
  SBBG93710  Calandrinia menziesii S. A. Junak 1990-5-1 4288 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tasajera Crk Rd 533 Comment
  CAS-BOT-BC167328  California macrophylla Ernest C. Twisselmann 1955-4-26 1894 San Luis Obispo Head of Bitterwater Creek, Pinole Ranch 701 Comment
  OBI64557  California macrophylla David J. Keil 2001-3-28 29225 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46 421 Comment
  OBI57234  Callitriche marginata David J. Keil 1998-5-13 27234 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  RSA522576  Callitriche marginata David J. Keil 1986-3-22 19071 San Luis Obispo Carissa Plain N of Soda Lake, 2.4 mi E of Soda Lake Rd on Belmont Tr. 579 Comment
  RSA522575  Callitriche marginata David J. Keil 1986-3-22 19100 San Luis Obispo 2.7 miles SE of jct with Shell Creek Road along Hwy 58. 488 Comment
  SBBG95542  Calochortus albus J. Eliot 1986-5-21 14 San Luis Obispo 1 mi W of TV Tower Rd off US Hwy 101 N of San Luis Obispo Comment
  CAS-BOT-BC492179  Calochortus albus E. R. McKenzie 1923-5-1 s.n. San Luis Obispo San Simeon near Cayucos Comment
  UC454391  Calochortus albus I. J. Condit 1910-6-4 San Luis Obispo Pettit Canyon San Luis Obispo Comment
  SBBG48490  Calochortus albus var. rubellus L. W. Edge 1974-6-11 460 San Luis Obispo Santa Rita Cyn Rd Comment
  UC1927866  Calochortus argillosus David Keil, Tina Teed and Mariko Uchida 2001-6-15 29566 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  OBI58983  Calochortus argillosus David J. Keil, Brian Aviles 1998-4-27 26913 San Luis Obispo SLO at the end of Lizzie St. above old SLO Junior High School. At site of La Loma Adobe and on hillside above. Comment
  OBI64827  Calochortus clavatus David J. Keil, with Michael Curto 2001-5-15 29462 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  SBBG35445  Calochortus clavatus var. clavatus J. Sainz, E. Painter, M. Wetherwax 2002-6-17 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 220 Comment
  CAS-BOT-BC492535  Calochortus luteus Clare B. Hardham 1960-6-17 6297 San Luis Obispo Plants of the Santa Luica Mountain, Cambria Comment
  RSA133111  Calochortus luteus Clare B. Hardham 1959-5-6 4412 San Luis Obispo Vitamin D Ranch, road to Nacimiento Dam from Paso Robles, Santa Lucia Mountains Comment
  OBI6694  Calochortus obispoensis John Young 1967-4-4 13 San Luis Obispo Poly Cyn [Calif Polytechnic State Univ] Comment
  OBI76686  Calochortus simulans Jason Dart, Meg Perry 2007-5-9 289 San Luis Obispo 9301 Santa Margarita Rd, Atascadero. Santa Margarita USGS 7.5' quad 305 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
  SBBG49340  Calochortus venustus L. W. Edge 1972-5-11 180 San Luis Obispo Turri Rd, S of Morro Bay, E of Los Osos Crk estuary Comment
  UC1136650  Calyptridium monandrum T. M. Hendrix 1939-5-9 1032 San Luis Obispo 2.2 mi wnw of Avenales Ranch 731 Comment
  CAS-BOT-BC221375  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1967-2-18 10209 San Luis Obispo Diablo Canyon, San Luis Range Comment
  OBI17790  Calystegia macrostegia subsp. cyclostegia Penelope Blackmer 1973-4-5 26 San Luis Obispo Pennington Creek bio reserve Comment
  OBI56558  Calystegia macrostegia subsp. cyclostegia W. L. Jepson 1939-4-14 19092 San Luis Obispo Pismo Comment
  RSA710319  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19759 San Luis Obispo 16 WNW of San Simeon, 4 km N of Cappucino Cove 10 Comment
  RSA710320  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19757 San Luis Obispo Coast road c. 12 km WNW of San Simeon, 1 km S of Cappucino Cove, 50 m from low sea cliff. 10 Comment
  SBBG95522  Calystegia macrostegia subsp. cyclostegia D. Keil 1983-5-22 17071 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  RSA603166  Calystegia macrostegia subsp. cyclostegia L. S. Rose 1936-5-7 36237 San Luis Obispo Serano Canyon, 4 mi. NW of San Luis. 61 Comment
  SEINET7125868  Calystegia macrostegia subsp. intermedia R. R. Halse 2012-3-26 8438 San Luis Obispo Along State Hwy. 1 at the N edge of Cayucos, by exit 285. 29 Comment
  OBI66361  Calystegia malacophylla David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26253 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
  CDA20523  Calystegia malacophylla subsp. pedicellata O'Reilly 2005-5-17 PDR 1270628 San Luis Obispo South Coast Ranges; 3347 Kiler Cyn, Paso Robles. 0 Comment
  UCR265994  Calystegia purpurata subsp. purpurata David J. Keil, Kathleen Keil 2003-4-5 30106 San Luis Obispo Hi Mountain Road between Lopez Reservoir and Hi Mountain 563 Comment
  CAS-BOT-BC418635  Calystegia subacaulis subsp. episcopalis R. K. Brummitt; S. M. Namoff 2012-6-10 22044 San Luis Obispo Edge of San Luis Obispo town, top of Lizzie Street 134 Comment
  OBI58574  Camissonia David J. Keil 1998-4-28 26958 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
  RSA144835  Camissonia boothii subsp. decorticans E. G. Linsley 1960-4-11 60 -33 San Luis Obispo 5 miles southwest of Shandon Comment
  CHSC53264  Camissonia campestris subsp. campestris L. P. Janeway 1988-5-22 2683 San Luis Obispo Ca 5 mi due E of Creston; upper reaches of se'ern-most branches of Huerhuero Cr. 426 Comment
  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
  RSA43095  Camissonia campestris subsp. campestris Robert F. Hoover 1947-4-12 6898 San Luis Obispo Upper Navajo Creek, La Panza Range. Comment
  SBBG46662  Camissonia campestris subsp. campestris L. W. Edge 1973-4-11 292 San Luis Obispo near Shell Crk, St Hwy 58 Comment
  RSA175080  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Thorne, Percy C. Everett 1962-10-3 31406 San Luis Obispo Sandy dunes W of Oso Flaco Lake. 5 Comment
  RSA449045  Camissonia ovata Dana Krempels 1981-3-15 8 -DK San Luis Obispo San Simeon Acres, 50 m south of Highway 101, 300 m east of Pico Creek mouth Comment
  JEPS89954  Camissonia strigulosa Dean Wm. Taylor with Kathleen A. Teare 1986-3-22 8735 San Luis Obispo Painted Rock on w. margin of Carrizo Plain (e. side of the rock); Painted Rock Quad., 1959 ed., Carrizo Plain 707 Comment
  RSA681273  Camissonia strigulosa Scott D. White, Ken McDonald 2001-5-9 9580 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UCR122163  Camissonia strigulosa George K. Helmkamp, E. A. Helmkamp 2000-4-22 5474 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  OBI12013  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Aart C. De Vos 1963-4-30 98 San Luis Obispo Approx 2 mi S of Morro Bay Comment
  UC1122158  Camissoniopsis cheiranthifolia subsp. cheiranthifolia H. C. Lee 1936-3-25 534 San Luis Obispo Avila Arroyo Grande Quadrangle 1 Comment
  OBI58572  Camissoniopsis ignota David J. Keil 1998-4-28 26962 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
  RSA0042394  Camissoniopsis intermedia LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6526 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
  UCR140122  Capsella bursa-pastoris George K. Helmkamp 2004-2-6 8246 San Luis Obispo Central Coast, Oso Flaco Lake Road, 0.5 mi east of the lake 9 Comment
  OBI47477  Cardamine californica David J. Keil, Art Webster 1984-4-29 18206 San Luis Obispo In cyn bottom of Lopez Wilderness Area Comment
  UC10413  Cardamine californica Mrs. Blochman San Luis Obispo Santa Maria Comment
  UC1315089  Cardamine californica R. F. Hoover 1967-2-18 10217 San Luis Obispo Diablo Canyon San Luis Range, Diablo Canyon Comment
  RSA15734  Cardamine californica var. integrifolia C. B. Wolf 1929-4-13 3481 San Luis Obispo 1 mile north of San Luis Obispo. 152 Comment
  UCR161295  Cardamine oligosperma George K. Helmkamp, E. A. Helmkamp 2005-3-9 9094 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  UC652643  Carex barbarae R. S. Ferris 1939-6-9 9774 San Luis Obispo Northern edge of Atascadero Comment
  OBI38290  Carex cusickii David J. Keil 1985-5-5 18748 San Luis Obispo Black Lake Cyn on Nipomo Mesa SE of Oceano Comment
  SEINET3219601 Image available Carex densa Clare B. Hardham 1963-7-3 10908 San Luis Obispo Santa Lucia Mountains, Waterdog Creek 610 Comment
  SEINET12398416  Carex globosa D. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-1 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-BC28395  Carex gracilior Clare B. Hardham 1957-5-12 1963 San Luis Obispo Damp grassland, Green's Lake. Santa Lucia Mountains. Comment
  CAS-BOT-BC21854  Carex harfordii Clare B. Hardham 1960-6-17 6183 San Luis Obispo Cambria. Comment
  OBI22647  Carex nudata Robert F. Hoover 1947-3-21 6706 San Luis Obispo Calif Polytechnic campus Comment
  OBI20357  Carex obispoensis David J. Keil, Dirk Walters, Malcolm McLeod 1979-8-17 13145 San Luis Obispo Reservoir cyn Comment
  RSA517297  Carex obispoensis Barbara Ertter, David J. Keil, J. Hickman, T. Sholars 1987-4-11 6835 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, 7 air miles N of San Simeon, 2-3 miles from Hwy 1 122 Comment
  UC455132  Carex obispoensis I. J. Condit 1910-4-16 San Luis Obispo Santa Lucia Mountains, Chorro Creek near San Luis Obispo. Comment
  RSA518215  Carex obispoensis Steven A. Junak 1990-7-12 4405 San Luis Obispo West Cuesta Ridge, at E boundary sign for Cuesta Ridge Botanical Area, on S side of W Cuesta Ridge Rd. (USGS Rd. #29S11.3), 3 miles W of Hwy 101 723 Comment
  SEINET12783698  Carex obispoensis D. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-1 14038 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-BC118547  Carex praegracilis Alice Eastwood; John Thomas Howell 1937-4-23 3870 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC118552  Carex praegracilis R. F. Hoover 1949-5-7 7659 San Luis Obispo Just N of Piedros Blancos Point. Comment
  SBBG109651  Carex senta C. B. Hardham 1960-5-10 5702 San Luis Obispo N slope Cypress Mtn 609 Comment
  SBBG109318  Carex serratodens C. B. Hardham 1960-5-10 5661 San Luis Obispo Cypress Mtn 609 Comment
  CAS-BOT-BC117627  Carex serratodens Clare B. Hardham 1960-6-1 6002 San Luis Obispo Tobacco Creek. Swampy areas and edge of intermittent stream. Comment
  OBI22668  Carex subbracteata Robert F. Hoover 1948-5-22 7535 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  OBI75790  Carex subbracteata Al Lindholm 1967-4-10 159 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 490 Comment
  OBI2873  Carpobrotus edulis Bruce Eidson 1971-1-9 37- 7 -3 San Luis Obispo Found on bluffs below Wadsworth Ave., Pismo Beach west slope. Comment
  UCR85208  Carthamus baeticus R. D. Goeden, J. Teerink 1995-5-19 s.n. San Luis Obispo Central Coast, E of Morro Bay along Hwy 41 140 Comment
  CAS-BOT-BC281892  Carthamus lanatus Steven A. Junak 1990-7-12 4402 San Luis Obispo Santa Lucia Mountains, along W Cuesta Ridge Rd ca 7.6 miles W of intersection with Highway 101, at access road to electronic facility on Peak 2761, S side of road 768 Comment
  JEPS53920  Castilleja John H. Weiler and T. Robbins 1959-8-8 59229 San Luis Obispo near Oso Flaco Lake, w side Comment
  OBI29117  Castilleja affinis Karen Symonds 1982-7-25 21 San Luis Obispo Montana de Oro State park, along Coon Crk trl Comment
  JEPS34364  Castilleja affinis subsp. affinis Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8839 San Luis Obispo s of s end of Morro Bay (at mouth of Hazard Canyon); Hazard Canyon 106 Comment
  JEPS57301  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-14 1879 San Luis Obispo just n Montana de Oro State Park (s of Morro Bay) Comment
  OBI69908  Castilleja affinis subsp. affinis Erik Frenzel, David J. Keil 2001-4-19 DC 63 San Luis Obispo Rancho Pecho y Islay (PG&E Diablo Cyn Lands) 0.2 mi inland from coastal road along Crowbar Cyn Rd at mouth of Crowbar Cyn 122 Comment
  UCSB18440  Castilleja affinis subsp. affinis Breedlove, Dennis 1962-4-6 San Luis Obispo 3.7 miles north of Arroyo de la Cruz; on California State Highway 1 9 Comment
  UCSB5986  Castilleja affinis subsp. affinis Jacobson, A. 1959-4-11 San Luis Obispo Roadside of Hwy 1, 22 miles north of Cambria Pines 152 Comment
  UC886452  Castilleja ambigua subsp. ambigua Alice Eastwood and John Thomas Howell 1938-6-15 5986 San Luis Obispo Piedras Blancas Comment
  OBI56774  Castilleja attenuata David J. Keil 1986-4-13 19176 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd S side of hwy Comment
  RSA0028083  Castilleja brevistyla Greg Wilvert 2005-4-6 186 San Luis Obispo S end of Horse Canyon, 4.3 kilometers N of New Cuyama. 655 Comment
  UC1063441  Castilleja brevistyla C. A. Graham 1939-4-14 529 San Luis Obispo 1.9 mi sse Gifford Ranch; Branch Mt. Quad. 457 Comment
  JEPS77738  Castilleja brevistyla L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-23 4776 San Luis Obispo about 0.25 mi s Route 41 (near Cholame) (just n of Cholame Creek bridge on Palo Prieto Canyon road) 426 Comment
  JEPS9413  Castilleja densiflora subsp. densiflora W. L. Jepson 1939-4-13 19087 San Luis Obispo Santa Margarita 304 Comment
  OBI76814  Castilleja densiflora subsp. densiflora Robert F. Hoover 1952-4-10 8113 San Luis Obispo 5 mi S of Simmler, Carrizo Plain 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
  UC886437  Castilleja densiflora subsp. obispoensis Marcus E. Jones, A. M. 1882-5-8 3243 San Luis Obispo San Luis Obispo Comment
  JEPS4538  Castilleja densiflora subsp. obispoensis Rimo Bacigalupi and G. T. Robbins 1952-4-22 3658 San Luis Obispo 1 mi s Cambria Pines Inn (field at junction of old and new roads (former old coastal county road), Cambria); Cambria Comment
  OBI62670  Castilleja densiflora subsp. obispoensis Cletis England 2003-5-6 D 218 San Luis Obispo San Geronimo Ranch, Harmony Comment
  OBI67831  Castilleja densiflora var. obispoensis E. L. Painter & M. Wetherwax, M. Wetherwax 2002-3-25 CR 269 San Luis Obispo Camp Roberts, near Perimter Rd zone 10S, 700710E, 3954397N 269 Comment
  OBI31209  Castilleja exserta Julie M. Vanderwier 1978-5-18 38 San Luis Obispo Indian Knob Tar Sands Comment
  SEINET7063725  Castilleja exserta A. G. Vestal 1947-4-19 s.n. San Luis Obispo South of Pismo Beach near Meadow Creek. UTM Zone 10, 715555mE, 3889772mN. (WGS84/NAD83). 5 Comment
  SFV16331  Castilleja exserta P. M. Schiffman 1993-3-19 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Near Soda Lake. 585 Comment
  UC1063474  Castilleja exserta N. K. Carlson 1936-3-27 245 San Luis Obispo 4.8 mi ne Lopez Mt.; San Luis Obispo Quad. 381 Comment
  OBI39683  Castilleja exserta David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 16000 San Luis Obispo Warrens' cabin at bse of Cypress Mtn ca 8 mi from Santa Rosa Crk rd on Cypress Mtn Rd Comment
  OBI51318  Castilleja exserta Jan Barber 1994-4-17 148 San Luis Obispo San Simeon State Park. On NW edge of bluffs N of San Simeon Crk outlet Comment
  HSC91475  Castilleja exserta subsp. exserta Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro State Park, MDO 1 Comment
  OBI66508  Castilleja foliolosa David J. Keil 1985-6-19 18872 San Luis Obispo Hills S of Los Osos. Sand roads and trails above Broderson Ave, E of Cabrillo Estates subdivision Comment
  OBI9643  Castilleja minor var. stenantha Robert F. Hoover 1966-9-16 10018 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  CAS-BOT-BC241099  Castilleja mollis Henry M. Pollard 1968-6-7 s.n. San Luis Obispo Dunes near Jack Lake, W. of Union Oil Refinery on Southern Pacific R.R. S. of Oceano Comment
  UC103502  Castilleja plagiotoma Alice Eastwood 1896-5-2 San Luis Obispo Cuyama White Hills (White Hills, near the boundary between Santa Barbara and San Luis Obispo Counties) Comment
  JEPS24859  Castilleja subinclusa subsp. subinclusa Clare B. Hardham 1958-5-5 3248 San Luis Obispo hills bordering the w edge Carissa Plains (Washburn Ranch) Comment
  CAS-BOT-BC38247  Caulanthus anceps Ernest C. Twisselmann 1956-3-18 2566 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Gillis Canyon. 579 Comment
  POM224189  Caulanthus anceps Ethel Crum 1935-4-13 1727 San Luis Obispo 19 miles N of Simmler, on Cholame road. 915 Comment
  RSA128455  Caulanthus anceps Clare B. Hardham 1959-5-6 4407 San Luis Obispo 1 mile east of Bee Rock. Comment
  UCD164299  Caulanthus californicus Ryan O'Dell 2010-3-10 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain; UTM zone 11, 259765, 3882880. 683 Comment
  CAS-BOT-BC40957  Caulanthus coulteri Mrs. R. W. Summers Early spring. s.n. San Luis Obispo Cuyama. Comment
  JEPS29342  Caulanthus coulteri var. lemmonii Rimo Bacigalupi and L. Heckard 1962-3-27 8438 San Luis Obispo s of State Highway 41 2.0 mi ne of its junction with U.S. 466 (4.0 mi w of Kern County line); w of Kern County Line 365 Comment
  OBI74426  Caulanthus lasiophyllus Theo Fitanides, Anthony Baniaga 2010-4-10 100 San Luis Obispo Tierra Redonda Mtn BLM ACEC 599 Comment
  CAS-BOT-BC40361  Caulanthus lasiophyllus Clare B. Hardham 1959-4-25 4333 San Luis Obispo Santa Lucia Mountains. 3.7 miles north of San Antonio School, San Luca Road. Comment
  CAS-BOT-BC39513  Caulanthus lemmonii Roxana S. Ferris 1935-3-21 9034 San Luis Obispo 5 miles east of Cholame on the Wasco-Paso Robles Road. Comment
  CAS-BOT-BC49019  Ceanothus cuneatus R. F. Hoover 1958-3-26 8432 San Luis Obispo Ridge of Santa Lucia Mts. northwest of Cuesta Pass Comment
  UC55333  Ceanothus cuneatus var. cuneatus J. H. Barber 1900-5-30 San Luis Obispo Paso Robles Comment
  OBI34078  Ceanothus cuneatus var. cuneatus Tracy Sturm 1982-1 s.n. San Luis Obispo Pilitas Microwave Station (summit) Comment
  UC1276250  Ceanothus cuneatus var. cuneatus R. F. Hoover 1958-3-26 8432 San Luis Obispo nw Cuesta Pass (ridge of Santa Lucia Mts.) Comment
  UC1276253  Ceanothus cuneatus var. cuneatus R. F. Hoover 1964-4-13 8700 San Luis Obispo 2 mi s Atascadero (w of Hwy 101) Comment
  CDA17976  Ceanothus cuneatus var. fascicularis Austin Griffiths 1981-2-27 s.n. San Luis Obispo Nipomo Mesa; 2nd house on S on Lynn from Pomeroy Rd. . 0 Comment
  UC1276286  Ceanothus cuneatus var. fascicularis R. F. Hoover 1949-2-8 7414 San Luis Obispo 4 mi w of Nipomo. Comment
  CAS-BOT-BC49079  Ceanothus cuneatus var. ramulosus R. F. Hoover 1954-2-7 8334 San Luis Obispo Mesa west of Nipomo Comment
  RSA15721  Ceanothus cuneatus var. submontanus Carl B. Wolf 1929-4-13 3468 San Luis Obispo North base of Cuesta Grade. 427 Comment
  UC604883  Ceanothus foliosus Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9456 San Luis Obispo State Hwy 178 between Pozo and La Panza Los Padres National Forest, eastern slope of the Coast Range Comment
  SBBG94113  Ceanothus foliosus var. medius S. A. Junak 1990-4-26 4216 San Luis Obispo E edge of Cuesta Ridge Botanical Area, N of USFS Rd 29S11.3, ca. 2.7 mi W of US Hwy 101, on W side of access rd to KSBY TV towers, ca. 60 m N of locked gate 731 Comment
  UC1070582  Ceanothus foliosus var. medius E. Armstrong 1934-4-1 1123 San Luis Obispo Near La Panza 457 Comment
  OBI75659  Ceanothus foliosus var. medius Steven A. Junak 1989-4-12 3943 San Luis Obispo Cuesta Ridge: Along dirt road leading W side of Pick and SHovel Mine, S of main road (USFS rd #29S11.3) about 4.4 mi W of hwy 101 744 Comment
  SBBG22275  Ceanothus foliosus var. medius C. B. Hardham 1961-4-30 6940 San Luis Obispo W of Cuesta Grade Comment
  UC1070665  Ceanothus greggii E. Armstrong 1934-4-1 1157 San Luis Obispo Rinconado Creek San Luis Obispo quad. 609 Comment
  UCSB37288  Ceanothus hearstiorum Philbrick, Ralph; Emery, Dara 1972-2-15 San Luis Obispo Lower edge of grassland, north-facing slope, 1/2 mile east of Highway 1, Arroyo de la Cruz, Hearst Ranch. 60 Comment
  OBI66695  Ceanothus impressus Austin P. Griffiths 1982-1-13 s.n. San Luis Obispo Along Indian Knob Ridge crest, S of SLO 244 Comment
  POM180022  Ceanothus impressus var. nipomensis Lester Rowntree 1931-04 s.n. San Luis Obispo Nipomo mesa Comment
  RSA251001  Ceanothus impressus var. nipomensis Robert F. Thorne 1965-11-7 35579 San Luis Obispo Several miles N of Nipomo. 91 Comment
  UC1276285  Ceanothus maritimus R. F. Hoover 1950-3-5 7767 San Luis Obispo (just s of) Arroyo de la Cruz (near ocean) Comment
  RSA0036718  Ceanothus oliganthus var. sorediatus LeRoy Gross, Pam De Vries, Melinda Elster 2014-4-30 6354 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
  UC1276237  Ceanothus oliganthus var. sorediatus R. F. Hoover 1964-4-15 8725 San Luis Obispo ridge nw Cuesta Pass; ridge nw of Cuesta Pass Comment
  CAS-BOT-BC51569  Ceanothus oliganthus var. sorediatus Roxana S. Ferris 1929-4-13 7517 San Luis Obispo foot of the Cuesta Grade, northern side Comment
  CAS-BOT-BC94839  Ceanothus oliganthus var. sorediatus R. C. Wenk; D. J. Spurr 2007-4-7 592 San Luis Obispo Los Padres N.F., near parking lot for Rinconada trailhead to Little Falls, along Pozo Road, 11 mi. S of Santa Margarita 573 Comment
  UC54830  Ceanothus oliganthus var. sorediatus Mrs. R. W. Summers 1886-1 San Luis Obispo near Arroyo Grande (Sand Hills) Comment
  OBI47448  Ceanothus papillosus David J. Keil, Art Webster 1984-4-29 18171 San Luis Obispo Lopez Wilderness Area trailhead on Cuesta Ridge E near Black Butte Comment
  UCD162808  Ceanothus thyrsiflorus D. O. Burge 2014-11-23 1683 San Luis Obispo San Luis Obispo County: Hollister Peak, N slope. 138 Comment
  RSA0028417  Ceanothus thyrsiflorus Jon E. Keeley 1996-6-24 27634 San Luis Obispo North face of Hollister Peak, E of Morro Bay. 250 Comment
  CDA7016  Centaurea calcitrapa W. Fetters 1937-7-21 San Luis Obispo Little Morro Creek. 0 Comment
  SBBG101634  Centaurea calcitrapa S. A. Junak, T. Ayers 1989-6-28 4109 San Luis Obispo Chorro Valley Rd, between California Men's Colony and Chorro Reservoir 152 Comment
  CDA7008  Centaurea cyanus D. R. Miller 1991-5-31 915 -W San Luis Obispo Between Hearst Gate and Pine Mountain Gate. 0 Comment
  CAS-BOT-BC276980  Centaurea cyanus Ernest C. Twisselmann 1955-6-16 2157 San Luis Obispo La Panza Range. Queen Bee Range Improvement Area 685 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
  UC54861  Centaurium davyi Mrs. R. W. Summers San Luis Obispo Santa Margarita Comment
  RSA0021974  Centaurium davyi David J. Keil 1998-7-2 27911 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O Connor Way (2051 O Connor Way, W of San Luis Obispo). Comment
  UC174173  Centromadia parryi subsp. congdonii Katharine Brandegee 1912-9-29 San Luis Obispo Lagoon at San Luis Obispo Comment
  UC54042  Centromadia parryi subsp. congdonii Rev. R. W. Summers 1882-8-16 450 San Luis Obispo Los Osos Valley Los Osos Valley (at S.L.O.) Comment
  CAS-BOT-BC384879  Cerastium arvense R. F. Hoover 1947-4-2 6855 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  CAS-BOT-BC388209  Cerastium fontanum subsp. vulgare Ernest C. Twisselmann 1954-5-11 1211 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County Comment
  RSA166284  Ceratophyllum demersum M. A. Piehl 1963-8-4 63775 San Luis Obispo North arm of Oso Flaco Lake Comment
  OBI17801  Cercis occidentalis Judy Fort 1965-5-26 10 San Luis Obispo Atascadero Rd 6 mi E of Morro Bay 152 Comment
  SBBG17446  Cercis occidentalis C. B. Hardham 1960-4-2 5273 San Luis Obispo Atascadero-Morro Rd [St Hwy 41] near Cerro Alto 243 Comment
  POM98103  Cercocarpus betuloides Philip A. Munz 1925-3-25 9200 San Luis Obispo Morro Creek. 305 Comment
  UC1178407  Cercocarpus betuloides var. betuloides R. J. Rodin 1957-4-9 6135 San Luis Obispo 1/2 mi w of summit of Cuesta Grade Summit (3 mi n of San Luis Obispo) Comment
  SBBG107884  Chaenactis glabriuscula var. glabriuscula C. B. Hardham 1957-6-17 2240 San Luis Obispo Tassajera Cyn Comment
  CAS-BOT-BC277591  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1935-3-29 9090 San Luis Obispo 7 miles east of Pozo, on the Santa Maria-McKittrick Road Comment
  CAS-BOT-BC277597  Chaenactis glabriuscula var. lanosa Ethel Crum 1940-4-7 2104 San Luis Obispo Inner South Coast Ranges. Palo Prieto Canyon, 3.3 miles southeast of Cholame, north end of Temblor Range 487 Comment
  JEPS14007  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1955-5-23 12804 San Luis Obispo 0.5 mi w of junction with Cammatti Canyon road Creston-La Panza road Comment
  RSA166889  Chaenactis glabriuscula var. lanosa E. R. Blakley 1962-5-23 5141 San Luis Obispo Union Oil company Coke plant entrance of Hwy 1, W end of Inipomo Mesa, San Luis Obispo Comment
  UC564150  Chaenactis glabriuscula var. lanosa Roxana S. Ferris 1935-3-29 9090 San Luis Obispo 7 mi e Pozo (on the Santa Maria-McKittrick Rd) Comment
  UCD77516  Chaenactis glabriuscula var. megacephala Robert E. Preston 1999-5-7 1215 San Luis Obispo Upper end of Prieto Canyon, T26S R16E nw 1/4 of sw 1/4 Sec 14 600 Comment
  UCD148658  Chaenactis stevioides G. F. Hrusa; C. Sharum 1998-4-26 14269 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area; hills immediately east of MU Ranch at south end of Plain, 3 miles NW of Highway 166 intersection with Soda Lake Road. Bitterwater Creek. 850 Comment
  OBI80401  Chasmanthe floribunda Alisson Schatz, William Shipman, Jisinia Murphy, Alea Grundler, Erica Peterson 2015-2-7 1 San Luis Obispo Along High School Hill trail located at the west end of Lizzie Street off Wilding Lane. 312 Comment
  UCR42923  Chenopodium ambrosioides David J. Keil 1977-8-7 12484 San Luis Obispo Central Coast, San Luis Obispo at Laguna Lake 37 Comment
  OBI17252  Chenopodium berlandieri Robert F. Hoover 1969-7-3 11405 San Luis Obispo Salinas River bed at Paso Robles Comment
  UCR16110  Chenopodium californicum M. Eutenier 1973-4-29 730429 21 San Luis Obispo South Bay Rd. c. 0.8 mi SE of Highway 1 at Morro Bay State Park turnoff 25 yds uphill to north side of road 46 Comment
  JEPS111460  Chenopodium littoreum Nuri Benet-Pierce, John P. Pierce 2010-6-3 291 San Luis Obispo Montana de Oro State SP; from the beach parking lot, all lthe way towards the beach. Morro Bay, California 25 Comment
Read comments
May 19 2016
  OBI17237  Chenopodium littoreum Robert F. Hoover 1965-5-16 9365 San Luis Obispo Near Jack Lake Comment
  RSA0077570  Chenopodium littoreum Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3208 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, approx. 100 yards from parking lot. 38 Comment
  SDSU19552  Chenopodium littoreum Nuri Benet-Pierce, John P Pierce 2010-6-7 310 San Luis Obispo Land Conservancy Preserve at Black Lake, Guadalupe, California 20 Comment
  OBI17203  Chenopodium murale Robert F. Hoover 1964-6-10 9011 San Luis Obispo Avila Comment
  OBI38193  Chenopodium murale Eric Wise 1983-8-10 1736 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from hwy 1 to ocean lagoon 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
  RSA763337  Chenopodium rubrum R. F. Thorne 1965-11-7 33578 San Luis Obispo Oso Flaco Lake. Marsh at SW end of lake. 8 Comment
  UCR132545  Chenopodium strictum George K. Helmkamp 2003-8-18 8094 San Luis Obispo Central Coast, S of Arroyo Grande; along Mesa View Dr., 0.4 mi south of the junction of Cienaga and Valley View Rd. 30 Comment
  OBI57893  Chenopodium strictum var. glaucophyllum David J. Keil 2000-3-6 28435 San Luis Obispo Los Osos. Field across South Bay Blvd. from Los Osos Junior High School. 15 Comment
  OBI6185  Chloris virgata Shirley Sparling 1974-9-21 s.n. San Luis Obispo Calif Polytechnic State Univ campus Comment
  UCD57945  Chloris virgata Ernest C. Twisselmann 1954-11-12 1669 San Luis Obispo San Luis Obispo County: Near Shandon. Comment
  OBI13064  Chlorogalum pomeridianum F. Rush May-56 48 San Luis Obispo Mt. SLO 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
  OBI58935  Chlorogalum pomeridianum var. pomeridianum David J. Keil 1998-6-12 27790 San Luis Obispo Morro Bay State Park. Park Ridge area W of Holister Peak, near quarry trail. Comment
  UC1296334  Chlorogalum pomeridianum var. pomeridianum R. F. Hoover 1965-6-17 9431 San Luis Obispo nw Cuesta Pass (Santa Lucia Range); Santa Lucia Range Comment
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Jan 5 2010
  UCR109651  Chondrilla juncea T. C. Fuller 1965-10-7 14177 San Luis Obispo west side of Hwy 101 to Atascadero, 0.6 mi north of Cuesta Summit, 7 mi north of San Luis Obispo Comment
  RSA0077152  Chorizanthe angustifolia Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3201 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, approx. 100 yards from parking lot. 38 Comment
  CAS-BOT-BC178956  Chorizanthe angustifolia Mary Page Ingalls 1912-6-1 s.n. San Luis Obispo Haynes Ranch Comment
  OBI80908  Chorizanthe angustifolia David J. Keil 1985-6-19 18883 San Luis Obispo Los Osos Oaks Preserve Comment
  CAS-BOT-BC178971  Chorizanthe biloba Ernest C. Twisselmann 1963-6-9 8389 San Luis Obispo Hills at the summit of Palo Prieta Canyon. Temblor Range and the Western San Joquin Valley 678 Comment
  SBBG1390  Chorizanthe biloba var. biloba C. B. Hardham 1958-6-17 2245 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  CAS-BOT-BC191782  Chorizanthe breweri Clare B. Hardham 1961-4-30 6942 San Luis Obispo Sargent Cypress grove above San Luis Obispo. Santa Lucia Mountains Comment
  UCR80894  Chorizanthe breweri G. Fred Hrusa 1993-5-20 11032 San Luis Obispo Reservoir Canyon. Mid parts of canyon on lower slopes at least 15 m above creek. 360 Comment
  OBI57067  Chorizanthe breweri G. F. Hrusa, T. D. Wilfred 1995-6-19 12341 San Luis Obispo Santa Lucia Mts-Cuest Ridge West. Cuesta Ridge Botanical Area Comment
  OBI38301  Chorizanthe diffusa David J. Keil 1985-5-5 18758 San Luis Obispo Black Lake Cyn on Nipomo Mesas SE of Oceano Comment
  OBI82448  Chorizanthe diffusa David J. Keil, with V. L. Holland 2015-6-19 33254 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 125 Comment
  SD52957  Chorizanthe diffusa Clare B. Hardham 1962-5-31 10 254 San Luis Obispo Huasna District Comment
  UCSB17781  Chorizanthe diffusa Hardham, Clare 1962-5-31 San Luis Obispo Huason District Comment
  UCSB17602  Chorizanthe douglasii Hardham, Clare 1959-5-6 San Luis Obispo Santa Lucia Mountains; Hills between Bee Rock and Nacimiento R. Comment
  SBBG1406  Chorizanthe douglasii C. B. Hardham 1956-6-3 851 San Luis Obispo hills N of Triguero Crossing of Nacimiento River Comment
  RSA666651  Chorizanthe membranacea George K. Helmkamp, E. A. Helmkamp 2001-5-2 6635 San Luis Obispo La Panza Range: CA-58, 33 mi. E of Santa Margarita near San Juan Creek 488 Comment
  OBI32636  Chorizanthe membranacea David J. Keil 1982-5-2 15915 San Luis Obispo Along River Rd N of Pozo Rd Comment
  CAS-BOT-BC252710  Chorizanthe obovata R. F. Hoover 1964-8-14 9284 San Luis Obispo 1 mile south of Edna Comment
  OBI78738  Chorizanthe obovata David J. Keil, with V. L. Holland 1992-5-28 23159 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  OBI37889  Chorizanthe palmeri David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18631 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky butte lookout at locked gate 732 Comment
  UC450097  Chorizanthe palmeri Katharine Brandegee 1912-9-30 San Luis Obispo Morro Comment
  OBI79227  Chorizanthe pungens Peggy Phillips, Tim and Kim McCurdy 2006-4-21 406 -825 San Luis Obispo Comment
  CDA11579  Chorizanthe staticoides G. F. Hrusa 1993-5-22 11132 San Luis Obispo Black Butte Research Natural Area; Immediately below Radio Facility 2, E side of Cuesta Pass. Comment
  RSA488727  Chorizanthe staticoides James L. Reveal, Clare B. Hardham 1988-5-26 6915 San Luis Obispo La Panza Range, Los Padres National Forest, NW of Black Mountain along Indian Creek S of U S Forest Service Road 28S02 S of Wilson Corner, 13 air miles ENE of Santa Margarita. 473 Comment
  UC635060  Chorizanthe staticoides Herbert L. Mason 1923-6-22 531 San Luis Obispo just above San Luis Obispo (Camp Fremont); just above San Luis Obispo, Camp Fremont Comment
  UCSB72063  Chrysolepis chrysophylla Havlik, Neil 1969-5-2 San Luis Obispo upper Coon Creek Canyon 304 Comment
  OBI64150  Cicuta maculata var. bolanderi Cedrick Villasenor 2004-5-3 s.n. San Luis Obispo Santa Lucia Mts W of Templeton on Santa Rita Crk rd, 3.7 mi W of vineyard Dr Comment
  OBI27031  Cirsium fontinale var. obispoense James Courtney 1981-1 San Luis Obispo Comment
  SD143569  Cirsium occidentale R. D. Goeden, D. W. Ricker 1980-6-25 San Luis Obispo Santa Lucia Range, near La Cuesta Summit, beside Highway 101 456 Comment
  UCR109707  Cirsium occidentale R. D. Goeden, Don W. Ricker 1980-6-25 s.n. San Luis Obispo Santa Lucia Range, near La Cuesta Summit [Cuesta Pass], beside Hwy 101 (San Luis Obispo-Monterey) 457 Comment
  CAS-BOT-BC285472  Cirsium occidentale var. californicum Roxana S. Ferris 1939-6-6 9771 San Luis Obispo One eighth of mile east of Templeton Comment
  OBI081604  Cirsium occidentale var. californicum Jill M. Bushakra, Jake Martin 30 a San Luis Obispo Los Padres N.F. on road 29S02 at intersection with 28S02 near Navajo Campground. 305 Comment
  OBI31539  Cirsium occidentale var. californicum Joy Nishida 1982-6-5 416 San Luis Obispo American Cyn. .2 mi S of American Cyn camgpround 518 Comment
  RSA643325  Cirsium occidentale var. lucianum R. D. Goeden, D. W. Ricker 1980-6-25 s.n. San Luis Obispo near La Cuesta Summit [Cuesta Pass], beside Hwy 101 (San Luis Obispo-Monterey) 457 Comment
  UC454555  Clarkia bottae I. J. Condit 1908-5-31 San Luis Obispo Trout Creek Comment
  OBI65130  Clarkia cylindrica Greg Wilvert 2005-5-11 398 San Luis Obispo SE Half of the Caliente Range. 100 m NW of Semper Spring 896 Comment
  CDA15769  Clarkia cylindrica G. F. Hrusa 1993-5-21 11063 San Luis Obispo Big Falls Creek. E side of creek approx. 3/4 mile upstream from confluence with Lopez Creek. Comment
  OBI75457  Clarkia cylindrica Jenner Whitt 2003-5-18 91 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  CAS-BOT-BC172261  Clarkia cylindrica subsp. cylindrica Roxana S. Ferris 1939-6-9 9776 San Luis Obispo 6 miles east of Huerhuero Creek on the Creston-Shandon Road Comment
  CAS-BOT-BC172267  Clarkia cylindrica subsp. cylindrica Ernest C. Twisselmann 1956-5-7 2777 San Luis Obispo Ian McMillan Ranchgrounds, Gillis Canyon, Temblor Range and the Western San Joaquin Valley 512 Comment
  SBBG122895  Clarkia cylindrica subsp. cylindrica B. Ertter 1989-6-10 8561 San Luis Obispo Rd to Navajo Cmpgrd, edge of McGinnis Crk 3.5 mi from Hwy 58, E side of Black Mtn 609 Comment
  OBI55221  Clarkia epilobioides Greg Frugoli 1997-4-15 36 San Luis Obispo On E side of Red Hill Rd appx 0.3 mi from hwy 58, Los Padres NF (Hwy 58 burn area) 610 Comment
  OBI70216  Clarkia epilobioides David J. Keil 2009-4-18 30582 San Luis Obispo El Chorro Regional Park, between San Luis Obispo and Morro Bay Comment
  SBBG93696  Clarkia modesta S. A. Junak 1990-5-1 4276 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  RSA0059910  Clarkia prostrata Clare B. Hardham 1959-5-21 4624 San Luis Obispo Arroyo de la Cruz, Santa Lucia Mountains. Comment
  UCR122478  Clarkia purpurea George K. Helmkamp, E. A. Helmkamp 2001-5-2 6638 San Luis Obispo La Panza Range, Calif. Hwy 58, 33 miles east of Santa Margarita near San Juan Creek 488 Comment
  UCR28960  Clarkia purpurea J. H. Nishida, Ginger King 1982-7-2 491 San Luis Obispo South Coast Range, 0.5 mi. south of American Canyon Campground 549 Comment
  OBI12104  Clarkia purpurea subsp. purpurea Robert F. Hoover 1947-4-25 7065 San Luis Obispo 2 mi S of Arroyo Grande Comment
  OBI39364  Clarkia purpurea subsp. quadrivulnera David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-9 16057 San Luis Obispo Rd to top of Cypress Mtn from Warrens' cabin Comment
  UC1927703  Clarkia purpurea subsp. quadrivulnera David Keil, V. L. Holland 2001-5-24 29483 San Luis Obispo Western outskirts of Atascadero. 3-F Meadows area, proposed for housing development. Comment
  CAS-BOT-BC163930  Clarkia purpurea subsp. quadrivulnera Julia McDonald 1925-7-19 s.n. San Luis Obispo Peabody place, San Luis Obispo Comment
  POM153266  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-4 7 San Luis Obispo North side of Cuesta Pass, one mile from summit 400 Comment
  UC1226811  Clarkia purpurea subsp. quadrivulnera P. J. Hurd and Stage 1962-6-9 62 -27 San Luis Obispo 2.5 mi s Arroyo Grande Comment
  UC373517  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-4 7 San Luis Obispo 1 mi from summit on n side Cuesta Pass 400 Comment
  CAS-BOT-BC165348  Clarkia speciosa subsp. speciosa L. R. Abrams 1917-6-10 6519 San Luis Obispo Near Pismo Beach Comment
  CAS-BOT-BC165350  Clarkia speciosa subsp. speciosa Alice Eastwood; John Thomas Howell 1938-6-13 5916 San Luis Obispo Calf Canyon Comment
  OBI73421  Clarkia speciosa subsp. speciosa David J. Keil 2010-6-1 30827 San Luis Obispo La Panza Mountains. 4.5 road miles west of San Juan Creek bridge, and east of Highway 58 0?300 m along dirt road. 500 Comment
  OBI47112  Clarkia unguiculata Lynne Dee Oyler 1986-5-21 473 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 1985 Comment
  SD146208  Clarkia unguiculata F. C. Vasek 1964-3 San Luis Obispo 1.8 miles toward Atascadero from Cerro Alto Public Campground on Atascadero-Morro Bay Road. Comment
  CAS-BOT-BC165579  Clarkia unguiculata Ernest C. Twisselmann 1955-7-22 2283 San Luis Obispo La Panza Range. Navajo Public Camp, Navajo Canyon 682 Comment
  OBI54434  Claytonia parviflora subsp. parviflora Matthew Arterburn 1997-3-14 16 San Luis Obispo 1.3 mi on Red Hill Rd off hwy 58 Comment
  UC1136734  Claytonia parviflora subsp. parviflora W. A. Peterson 1937-3-16 610 San Luis Obispo 1.5 mi wsw La Panza Ranch; La Panza Quad. 518 Comment
  UCR161913  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2005-3-1 8998 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
  CAS-BOT-BC439583  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 621 Comment
  SBBG93610  Claytonia parviflora subsp. parviflora S. A. Junak, D. A. Young, T. J. Ayers 1989-4-27 3961 San Luis Obispo USFS Rd 29S11.3, 0.4 mi W of W boundary sign for the Cuesta Ridge Botanical Area, 5.6 mi W of Hwy 101 746 Comment
  CAS-BOT-BC439803  Claytonia perfoliata Ira L. Wiggins 1929-5-21 3694 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI5496  Claytonia perfoliata Sharon Jochums 1974-3-9 49 San Luis Obispo Near dunes W of hwy 1 and N of Piedras Blancas Point Comment
  SBBG93713  Clematis lasiantha S. A. Junak 1990-5-1 4304 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along old trail on ridge ca. 0.55 mi E of W Cuesta Ridge Rd, S of second high voltage tower E of W Cuesta Ridge Rd 579 Comment
  CAS-BOT-BC91478  Clematis lasiantha Mrs. R. W. Summers 1920-8-25 s.n. San Luis Obispo Santa Lucia Mountains. Comment
  JEPS55199  Clematis lasiantha Lois Chambers 1934-4-1 San Luis Obispo 7 mi. from Santa Margarita (rd. from Simmler to Santa Margarita); Santa Barbara Nat'l Forest Reserve 457 Comment
  OBI31034  Clematis ligusticifolia Julie M. Vanderwier 1979-8-15 183 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG112547  Clematis ligusticifolia D. Keil 1977-8-21 12513 San Luis Obispo 3 mi W of Cuesta College along California hwy 1 Comment
  OBI28527  Clinopodium douglasii John Jackman & Julie Truesdale, Julie Truesdale 1980-1 44 San Luis Obispo MacGillivary Ranch, Adelaida. Comment
  OBI51156  Clinopodium douglasii Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .53 San Luis Obispo San Simeon State Park. NE corner of San Simeon State park; top of hill Comment
  OBI13507  Clinopodium douglasii Christian Smith 1975-6-10 s.n. San Luis Obispo In Perfumo Cyn about 2 mi from Los Osos Rd Comment
  UC1032566  Collinsia bartsiifolia var. bartsiifolia H. C. Lee 1936-3-5 455 San Luis Obispo 3/4 mi se Callenders; Arroyo Grande Quad 30 Comment
  POM262025  Collinsia bartsiifolia var. bartsiifolia I. L. Wiggins 1929-4-15 3568 San Luis Obispo Between Guadalupe and Oceana. Comment
  JEPS35088  Collinsia bartsiifolia var. davidsonii R. F. Hoover 1947-4-26 7087 San Luis Obispo n Pozo; Upper Toro Creek Comment
  OBI80671  Collinsia heterophylla David J. Keil 1992-4-12 22846 San Luis Obispo Laguna Lake City Park 170 Comment
  OBI9606  Collinsia heterophylla Robert F. Hoover 1964-5-13 8823 San Luis Obispo Tassajera Crk Comment
  UC138693  Collinsia heterophylla Alice Eastwood 1902-6-15 San Luis Obispo between Pozo and La Panza Comment
  UCR134399  Collinsia heterophylla var. heterophylla George K. Helmkamp, E. A. Helmkamp 2001-4-29 6593 San Luis Obispo Irish Hills, Prefumo Cyn Rd., 2.8 miles west of Los Osos Valley Rd., SW of San Luis Obispo 91 Comment
  OBI9618  Collinsia sparsiflora var. collina Robert F. Hoover 1949-4-11 7591 San Luis Obispo 18 mi E of Creston on La Panza rd Comment
  CAS-BOT-BC435165  Conicosia pugioniformis David D. Keck 1933-5-5 2212 San Luis Obispo Oceano, southwestern San Luis Obispo County. Comment
  OBI4408  Conicosia pugioniformis Robert J. Rodin 1970-9-10 8444 San Luis Obispo Near the Pacific Ocean in Pismo Beach State Park Comment
  OBI53893  Conicosia pugioniformis Arthur W. Hazebrook 1992-10-25 160 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  OBI37388  Conium maculatum Eric Wise 1981-6-26 685 San Luis Obispo Drainage ditch at E entrance to Cambria Air Force Station. 5.6 mi S of Cambria w of Hwy 1 Comment
  OBI65970  Conium maculatum Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-8 27 San Luis Obispo Central Coastal Wetlands GIS (CCCWGIS). Along Gilardi Rd at Silhouette Shooting range N of hwy 1 56 Comment
  POM97528  Conium maculatum P. A. Munz 1926-4-9 10220 San Luis Obispo Willow Creek Road, 10 miles southwest of Paso Robles Comment
  OBI6579  Convolvulus arvensis Robert F. Hoover 1965-9-29 9684 San Luis Obispo Atascadero Comment
  RSA0042772  Convolvulus occidentalis W. M. Arbaugh 1968-3-10 172 San Luis Obispo See Canyon, at the lower end. Comment
  OBI15296  Convolvulus simulans Robert F. Hoover 1949-5-29 7737 San Luis Obispo Cottonwood Pass near foot of grade on W side Comment
  JEPS52247  Conyza bonariensis Ernest C. Twisselmann 1966-9-20 12803 San Luis Obispo T. Franklin Twisselman Ranch Temblor Range, Western San Joaquin Valley, Choice Valley 640 Comment
  UCR146652  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2004-10-1 8827 San Luis Obispo Central Coast; Outer South Coast Range, 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek 171 Comment
  CAS-BOT-BC286203  Conyza canadensis R. F. Hoover 1965-10-6 9710 San Luis Obispo Parkhill district Comment
  OBI9564  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1965-9-18 9586 San Luis Obispo Calf Cyn Comment
  JEPS74367  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1974-8-3 3785 San Luis Obispo se Edna (along Ormonde Road, ca. 1 mi from Price Canyon Road) 15 Comment
  CAS-BOT-BC287054  Coreopsis calliopsidea Ernest C. Twisselmann 1962-3-18 6704 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 655 Comment
  OBI16642  Corethrogyne filaginifolia Robert F. Hoover 1964-10-3 9320 San Luis Obispo Mouth of Coon crk Comment
  OBI2091  Corethrogyne filaginifolia Mrs. R. W. Summers 1882-1 s.n. San Luis Obispo Morro Bay Comment
  OBI45941  Corethrogyne filaginifolia Clifton F. Smith 1961-9-15 6496 San Luis Obispo About White Lake S of Oceano Comment
  SBBG25218  Corethrogyne filaginifolia L. E. Allen 1966-8-24 San Luis Obispo Oso Flaco Lake Comment
  OBI53496  Corethrogyne filaginifolia Arthur W. Hazebrook 1991-6-6 95 San Luis Obispo Nipomo dunes complex, Big Coreopsis Hill, SW facing side of Hill Comment
  SBBG33723  Corethrogyne filaginifolia C. B. Hardham 1982-8-28 25190 San Luis Obispo W branch of Huerhuero River, near Erickson Reservoir 426 Comment
  POM147141  Corethrogyne filaginifolia var. filaginifolia Alice Eastwood 1927-7-31 14991 San Luis Obispo On road from Arroya Grande to Huasna Comment
  CDA20593  Cornus glabrata T. Kleemann 2005-9-29 PDR 1334628 San Luis Obispo Outer South Coast Ranges; Hwy 58 at Pozo Rd. 0 Comment
  OBI66458  Cotoneaster pannosus David J. Keil 5-Jun s.n. San Luis Obispo Four Crks project site, San Luis Obispo. Orcutt Rd between Broad St and RR tracks Comment
  RSA171046  Cotula coronopifolia R. F. Thorne, Percy C. Everett 1962-10-3 31400 San Luis Obispo Wet sandy flat by Oso Flaco Lake 8 Comment
  OBI79916  Cotyledon orbiculata David J. Keil 2012-7-18 31468 San Luis Obispo South base of Nipomo Mesa, west of Nipomo 48 Comment
  SD245341  Crassula aquatica David Keil 1998-5-6 27108 San Luis Obispo Northeast of Paso Robles. 0.3 miles north of junction with Tower Road on Jardine Road. Rivendell Arabian horse farm. Comment
  CAS-BOT-BC427824  Crassula connata Ernest C. Twisselmann 1963-4-24 8101 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, near the summit 579 Comment
  UC1127152  Crassula connata var. erectoides W. A. Peterson 1937-4-22 747 San Luis Obispo 2.6 mi. n.w. La Panza Ranch; La Panza Quad. Comment
  OBI52107  Croton californicus Larry Kelly, David J. Keil 1988-10-1 275 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG109587  Croton californicus C. B. Hardham 1957-11-2 2695 San Luis Obispo Baywood Park Comment
  OBI74452  Croton setiger David J. Keil, with V. L. Holland 1988-9-9 21119 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  UCD59838  Crypsis schoenoides G. F. Hrusa; Dave Ragan 1988-9-13 5734 San Luis Obispo San Luis Obispo Co.: Cuesta ridge, 4-5 miles west of US 101, at end of 4 wheel road. Comment
  RSA0024939  Cryptantha circumscissa Greg Wilvert 2005-4-25 336 San Luis Obispo Wells Canyon. 845 Comment
  OBI30998  Cryptantha clevelandii Julie M. Vanderwier 1979-8-26 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI41047  Cryptantha clevelandii David J. Keil 1986-5-13 19445 San Luis Obispo Hi Mtn Rd near Hi Mtn lookout Comment
  SBBG106803  Cryptantha clevelandii C. B. Hardham 1956-5-6 612 San Luis Obispo Guffey Hilltop Ranch Comment
  SBBG93795  Cryptantha clevelandii S. A. Junak 1990-4-27 4228 San Luis Obispo just N of NW corner of Cuesta Ridge Botanical Area, N of USFS Rd 29S11.3 at high voltage tower, ca. 5.9 mi W of Hwy 101 and 0.3 mi N of NW boundary of the Botanical Area 701 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
  UC280376  Cryptantha clevelandii J. E. Roadhouse 1905-4 54 San Luis Obispo San Luis Obispo Comment
  UCR202912  Cryptantha clevelandii George K. Helmkamp, E. A. Helmkamp 2000-3-15 5330 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  UCR42906  Cryptantha clevelandii David J. Keil 1985-4-6 18533 San Luis Obispo Central Coast, 1.8 mi. north of Arroyo de la Cruz, north of San Simeon. Burned slope on ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  OBI52065  Cryptantha clevelandii Larry Kelly 1989-5-21 352 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI67155  Cryptantha clevelandii M. Wetherwax & E. L. Painter, C. Bratt 2000-5-15 SLO- 111 San Luis Obispo Camp San Luis Obispo, large serpentine outcrop W of Chorro Reservoir. UTMs NAD27 zone 10, 710089E. 3912937N 200 Comment
  SD24267  Cryptantha clevelandii var. florosa Edith A. Purer 1938-8-23 7880 San Luis Obispo Roadside, along State Highway No.1 Comment
  OBI20740  Cryptantha flaccida Robert F. Hoover 1947-3-30 6840 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  CDA16080  Cryptantha intermedia G. F. Hrusa 1999-4-17 14952 San Luis Obispo Caliente Range; S side of Caliente Ridge. 1066 Comment
  SJSU3415  Cryptantha intermedia C. W. Sharsmith 1962-4-22 6867 San Luis Obispo Carrizo Rocks at edge of Carrizo Plain c. 4 mi SW of Simmler Comment
  UC762708  Cryptantha intermedia R. F. Hoover 1946-4-27 6085 San Luis Obispo Price Canyon Price Cnayon Comment
  UC1285271  Cryptantha micromeres R. F. Hoover 1947-3-26 6765 San Luis Obispo Oak Park District Comment
  UCD83071  Cryptantha muricata CNPS SSN-SJV Foothill Team 2008-5-1 95 San Luis Obispo San Luis Obispo County; Carrizo Plains. 657 Comment
  OBI20793  Cryptantha nemaclada Robert F. Hoover 1949-6-4 7753 San Luis Obispo At San Juan River on Pozo-Simmler rd Comment
  SEINET10455964  Cryptantha nevadensis var. rigida Ira W. Clokey, Cleora B. Clokey 1937-4-13 Clokey 5823 San Luis Obispo Southeast corner San Luis Obispo Co. Brushy field. 800 Comment
  SBBG130688  Cucurbita foetidissima D. J. Keil 2012-7-18 31465 San Luis Obispo S base of Nipomo Mesa, W of Nipomo 48 Comment
  CAS-BOT-BC85492  Cupressus sargentii Clare B. Hardham 1956-11-7 1532 San Luis Obispo Santa Lucia Mountains - N.E. slope, Cypress Mt. 609 Comment
  RSA316997  Cupressus sargentii T. S. Elias, Walter Wisura 1984-7-27 8597 San Luis Obispo S of Atascadero and N of San Luis Obispo; along ridge near La Cuesta Summit Comment
  CDA11533  Cuscuta californica G. F. Hrusa, D. Ragan 1995-6-2 12361 San Luis Obispo Black Butte Research Natural Area; W-facing slope immediately adjacent to Entrance 1, 1/2 m. N of Mt. Lowe. Comment
  CAS-BOT-BC215938  Cuscuta californica John Thomas Howell 1948-6-15 24355 San Luis Obispo Red Hills se. of Shandon 762 Comment
  SBBG96359  Cuscuta californica var. californica E. A. Purer 1932-8-28 San Luis Obispo Oceano Comment
  CDA34262  Cuscuta campestris David J. Keil 2001-8-24 29720 San Luis Obispo Foothill Road, 0.25 miles north-northeast of junction with Los Osos Valley Road. Comment
  OBI14806  Cuscuta subinclusa Robert F. Hoover 1966-9-16 10052 San Luis Obispo Salinas River at mouth of Rocky Cyn Comment
  OBI51124  Cynara cardunculus subsp. cardunculus David J. Keil 1991-8-20 22152 San Luis Obispo Los Osos. Along Los Osos Valley Rd just w of bridge over Los Osos crk. Garden near hwy Comment
  OBI31091  Cynodon dactylon Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI73074  Cynosurus echinatus David J. Keil 2000-5-31 28791 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 8.5 miles east from junction with Highway 1 Comment
  CAS-BOT-BC114477  Cyperus eragrostis Ernest C. Twisselmann 1954-11-7 1652 San Luis Obispo Chris Twisselmann Ranch Comment
  OBI82633  Cyperus eragrostis David J. Keil 2015-7-8 33325 San Luis Obispo Santa Rita Road west of Templeton Comment
  CAS-BOT-BC114471  Cyperus eragrostis Clare B. Hardham 1957-8-9 3829 San Luis Obispo Sandy roadside edges, Atascadero. Comment
  UCR29094  Cyperus erythrorhizos David J. Keil 1979-10-27 13640 San Luis Obispo Coast Range, Eastern end of Lopez Lake below confluence of Arroyo Grande Creek & Phoenix Creek, 0.2 m from junction of Lopez Canyon Rd & Pozo Rd. Comment
  OBI19523  Cyperus niger David J. Keil, V. L. Holland 1979-5-30 13107 San Luis Obispo Just outside of San Luis Obispo City limit on E side of Orcutt Rd Comment
  OBI22329  Dactylis glomerata Robert D. Page 1962-5-10 103 San Luis Obispo Cal Poly campus Comment
  OBI53502  Daucus pusillus Arthur W. Hazebrook 1991-6-6 99 San Luis Obispo Nipomo Dunes complex, Big Coreopsis HIll Comment
  OBI77237  Daucus pusillus D. R. Miller, E. A. Appel, Nolan, Jo Ellen Butler 2005-5-1 405 .795A San Luis Obispo On bluffs at EW Ranch, Cambria Comment
  OBI56681  Deinandra corymbosa David J. Keil 1998-5-18 27301 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  CAS-BOT-BC299160  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1969-8-1 11509 San Luis Obispo Cambria Comment
  CAS-BOT-BC299175  Deinandra corymbosa subsp. corymbosa H. M. Hall 1931-6-8 13150 San Luis Obispo San Simeon on the coast of San Luis Obispo County Comment
  CAS-BOT-BC293907  Deinandra fasciculata H. M. Hall 1931-6-8 13145 San Luis Obispo Odd Fellows Cemetery. North of Morro 5.4 miles Comment
  CAS-BOT-BC293925  Deinandra fasciculata C. Butterworth 1960-7-5 6396 San Luis Obispo Santa Lucia Mountains. Cerro Alto Comment
  SBBG94022  Deinandra fasciculata S. A. Junak with T. J. Ayers 1989-6-28 4091 San Luis Obispo Cuesta Ridge Botanical Area, N of main rd (USFS Rd 29S11.3) just NW of KSBY Television towers, ca 2.7 mi W of Hwy 101 746 Comment
  CAS-BOT-BC293901  Deinandra fasciculata Winfield 1974-8-28 1170 San Luis Obispo Pipeline - P.G.&E.; Morro Bay Comment
  UC1285388  Deinandra fasciculata R. F. Hoover 1946-8-24 6329 San Luis Obispo none San Luis Obispo; Laguna Comment
  CAS-BOT-BC130988  Deinandra halliana David D. Keck; J. Clausen 1935-4-9 3098 San Luis Obispo Cholame Creek at Cholame 365 Comment
  SJSU5657  Deinandra halliana L. S. Rose 1968-4-23 63039 San Luis Obispo 1.5 mi E of Cholame 335 Comment
  CAS-BOT-BC299386  Deinandra increscens subsp. increscens R. F. Hoover 1964-7-11 9169 San Luis Obispo Price Canyon Comment
  OBI7266  Deinandra increscens subsp. increscens David J. Keil 1976-9-18 11817 San Luis Obispo 2.5 mi N of jctn with Lopez Dr along Orcutt rd Comment
  UC1069552  Deinandra increscens subsp. increscens N. K. Carlson 1936-3-19 172 San Luis Obispo 0.9 mi se Callender; Arroyo Grande 45 Comment
  UC1795014  Deinandra increscens subsp. increscens R. K. Brummitt 1997-6-15 19756 San Luis Obispo 3 km SE of Morro Bay town towards Los Osos 10 Comment
  CAS-BOT-BC299394  Deinandra increscens subsp. increscens H. M. Hall 1931-8-8 13212 San Luis Obispo Avila Comment
  UC185673  Deinandra increscens subsp. increscens Katharine Brandegee 1912-1 San Luis Obispo Comment
  CAS-BOT-BC299961  Deinandra kelloggii Ernest C. Twisselmann 1954-5-11 1213 San Luis Obispo Palo Prieta Canyon 3 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 518 Comment
  OBI56647  Deinandra lobbii David J. Keil 1998-6-1 27563 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  SD53376  Deinandra lobbii Darley F. Howe 1962-7-23 3348 San Luis Obispo 9.5 miles from Paso Robles on road to Lake Nacimiento. 305 Comment
  OBI16199  Deinandra pallida Robert F. Hoover 1967-3-28 10312 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  CAS-BOT-BC292064  Deinandra pentactis R. F. Hoover 1965-9-18 9564 San Luis Obispo Santa Margarita Comment
  CHSC44054  Deinandra pentactis L. P. Janeway 1988-6-10 2743 San Luis Obispo Near Middle Branch Huerhuero Cr ca 3 1/2 mi S of Creston. 388 Comment
  CHSC44057  Deinandra pentactis L. P. Janeway 1988-5-22 2685 San Luis Obispo Ca 5 air mi E of Creston near upper reaches of Huerhuero Cr. 426 Comment
  UC1069535  Deinandra pentactis A. E. Wieslander 1934-4-27 467 San Luis Obispo San Juan River; La Panza Quadrangle Comment
  UC1069536  Deinandra pentactis H. C. Lee 1937-5-10 922 San Luis Obispo 2 mi se of San Miguel; Paso Robles Quadrangle Comment
  UC175030  Deinandra pentactis Katharine Brandegee 1907-7-12 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC292079  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
  UCSB17360  Deinandra pentactis Hardham, Clare 1959-6-10 San Luis Obispo Rte. 41 west of Paso Robles, near Huero Huero R. Comment
  CAS-BOT-BC9184  Delphinium cardinale J. W. Tilden 1946-7-7 s.n. San Luis Obispo Atascadero Comment
  SEINET7063730  Delphinium gypsophilum A. G. Vestal 1947-4-21 s.n. San Luis Obispo About 2.5 miles northeast of Estrella on Parkfield Road (Von Bollen Road). UTM Zone 10, 717564mE, 3953148mN. (WGS84/NAD83). 290 Comment
  CAS-BOT-BC8693  Delphinium gypsophilum Ernest C. Twisselmann 1954-5-4 1172 San Luis Obispo Hills at Palo Prieta Summit, eastern San Luis Obispo County 655 Comment
  OBI47633  Delphinium gypsophilum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19266 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
  RSA601762  Delphinium gypsophilum C. F. Smith 1993-6-2 12462 San Luis Obispo Along road to Crests of Calinte Range, 5.5 miles from gate on Russell Ranch in lower Cuyama Valley oilfields. Comment
  UCD95745  Delphinium gypsophilum P. Schiffman 1993-4-25 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Elkhorn Plain, exposed S-facing hillside N of Elkhorn Rd., approx. 8 mi from intersection with Simmler Rd. Comment
  UC454014  Delphinium hesperium subsp. hesperium E. P. Unangst 1906-6-2 San Luis Obispo Reservoir S.L.O. Comment
  UC454012  Delphinium nudicaule Unangst May 1906 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC9867  Delphinium nudicaule R. F. Hoover 1969-5-20 11321 San Luis Obispo Upper Las Tablas Creek Comment
  UC56071  Delphinium parryi J. H. Barber 1899-5-28 San Luis Obispo Paso Robles Comment
  UC854256  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
  RSA17800  Delphinium parryi subsp. blochmaniae Carl B. Wolf 1929-4-15 s.n. San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  OBI27138  Delphinium parryi subsp. eastwoodiae Thomas Burrows 1980-4-24 19 San Luis Obispo Reservoir cyn 152 Comment
  JEPS114145  Delphinium parryi subsp. parryi E. L. Painter, M. Wetherwax 2001-5-16 CR- 243 San Luis Obispo Camp Roberts. On road S of Boy Scout Rd t back and top of Palisades. Comment
  CAS-BOT-BC116360  Delphinium parryi subsp. parryi Alice Eastwood; John Thomas Howell 1936-5-9 2329 San Luis Obispo 2 miles east of La Panza Comment
  HSC101859  Delphinium parryi subsp. purpureum J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12741 San Luis Obispo Along Soda Lake Road. 597 Comment
  RSA750184  Delphinium recurvatum James R. Shevock, Jack Zaninovich 1983-3-31 10233 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 5.9 miles S of California City and 8 miles S of California Highway 58. 601 Comment
  UC57597  Dendromecon rigida J. H. Barber 1899-2-22 San Luis Obispo Sta. Lucia Mts. Comment
  OBI42163  Dendromecon rigida Dan Harrington 1984-3-6 37 San Luis Obispo W Cuesta Grade, off hwy 101, 7 mi N of SLO Comment
  OBI39005  Deschampsia danthonioides David J. Keil, Dirk Walters, et al. 1986-3-22 19096 San Luis Obispo Nature conservancy Research Trip to the Carissa Plain. South end of Soda Lake at jctn of Simmler-Soda Lake rd with Soda Lake rd. T31S, R20E, sec 20 and 29 591 Comment
  OBI50161  Deschampsia danthonioides Michael Curto, Linda Allen, Richard Pimentel, & Rhonda Riggins 1992-4-12 San Luis Obispo La Panza Range: eastern slope ~ 200 m S of CA Hwy 58 just E of rd to Navajo CG (Los Padres NF 29S15); T29S R16E S17 NW 1/4 se 1/4 610 Comment
  OBI25599  Deschampsia elongata David J. Keil 1981-5-16 14709 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  UC1126773  Descurainia pinnata B. Bolt 1936-3-4 597 San Luis Obispo 0.25 mi s mouth of Osos Creek; Cayucos Quad. 15 Comment
  POM273765  Descurainia pinnata Roxana S. Ferris 1935-3-29 9083 San Luis Obispo 7 miles E of Pozo on the Santa Maria- McKittrick road. Comment
  CAS-BOT-BC43214  Descurainia pinnata subsp. brachycarpa R. F. Hoover 1950-4-2 7788 San Luis Obispo West branch of Fernadez Creek just above La Panza. Creston Road. Comment
  UCR161323  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2005-3-8 9059 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills; 3.0 mi west of Los Osos Valley Road 140 Comment
  CAS-BOT-BC150431  Diplacus aurantiacus Alice Eastwood 1926-4-28 13587 San Luis Obispo Cambria Comment
  CAS-BOT-BC150437  Diplacus aurantiacus H. J. Thompson 1911-7-7 1002 San Luis Obispo Templeton Comment
  CAS-BOT-BC150426  Diplacus aurantiacus L. R. Abrams 1917-6-10 6509 San Luis Obispo San Luis Obispo Hot Springs Comment
  RSA0034993  Diplacus aurantiacus W. M. Arbaugh 1968-3-20 159 San Luis Obispo Top of Sea Canyon. Comment
  CAS-BOT-BC150708  Diplacus calycinus David D. Keck 1934-4-26 2827 San Luis Obispo East slope of Pozo Range, 6 mi. W. of La Panza 670 Comment
  OBI58876  Diplacus fremontii David J. Keil, with Kathleen A. Keil 1998-5-26 27428 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Rd., 3.3 miles from Hwy 58 (35 deg. 21.466' N x 120 deg. 16.570' W). 640 Comment
  SBBG118072  Dipsacus sativus M. Wetherwax, E. Painter, J. Sainz 2002-6-17 SLO 281 San Luis Obispo near bridge of Poison Oak Crk (tributary of Chorro Crk), below first ridge W of Cerro Romualdo; Camp San Luis Obispo 80 Comment
  OBI20284  Distichlis spicata David J. Keil, Malcolm G. McLeod 1979-5-12 13065 San Luis Obispo Along E side of Shark Inlet at southern end of Morro Bay Comment
  OBI53823  Distichlis spicata Arthur W. Hazebrook 1993-1-9 182 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill. Oso Flaco Lake and crk areas, and adj pioneer dunes. Found around Oso Flaco Lake and crk areas Comment
  RSA530780  Dithyrea maritima E. A. Purer 1932-8-27 s.n. San Luis Obispo N of Guadalupe. Comment
  SD39647  Dithyrea maritima Edith A. Purer 1932-8-27 4786 San Luis Obispo Northwest of Guadalupe Comment
  OBI72235  Dodecatheon clevelandii Anthony Baniaga, Theo Fitanides 2010-1-30 4 San Luis Obispo Tierra Redonda Mtn BLM ACEC 300 Comment
  OBI7671  Dodecatheon clevelandii Christian Smith 1974-4-6 s.n. San Luis Obispo Along Navajoe campground rd, about 4 mi from hwy 58 Comment
  OBI80536  Dodecatheon clevelandii Dennis Webb 2013-2-15 6 San Luis Obispo 500 feet South of the San Luis Obispo municipal water facility on Gilardi Road, South of Morro Bay. 70 Comment
  SBBG107597  Dodecatheon clevelandii subsp. patulum C. B. Hardham 1960-4-2 5287 San Luis Obispo Green Valley near Cambria Comment
  SEINET189436 Image available Dodecatheon clevelandii var. insulare Lincoln Constance, Alan A Beetle 1940-3-22 2533 San Luis Obispo La Panza Range; above Pozo Creek, 4 miles East of Pozo. 488 Comment
  RSA128090  Downingia cuspidata Clare B. Hardham 1957-4-23 1707 San Luis Obispo Vernal pools 1.5 miles E of Paso Robles near Creston Road. Comment
  CDA19977  Dryopteris arguta J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 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
  CDA21056  Dudleya abramsii subsp. murina G. F. Hrusa 1993-5-2 11035 San Luis Obispo Reservoir Canyon. Mid parts of canyon. Comment
  OBI21635  Dudleya abramsii subsp. murina David J. Keil 1979-7-1 13132 San Luis Obispo Ridge between Prefumo and See Cyns, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  OBI72881  Dudleya abramsii subsp. murina David J. Keil 1988-1 20820 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  OBI72333  Dudleya lanceolata Anthony Baniaga, Theo Fitanides 2010-5-16 202 San Luis Obispo Tierra Redonda Mtn BLM ACEC 563 Comment
  UC455352  Dudleya lanceolata E. P. Unangst 1906-7-1 San Luis Obispo Sycamore Springs Comment
  UC455354  Dudleya lanceolata I. J. Condit Aug. 1909 San Luis Obispo planted by School Canyon Comment
  UC56372  Dudleya lanceolata Mrs. R. W. Summers San Luis Obispo Comment
  UC1118023  Eastwoodia elegans A. E. Wieslander 1938-5-9 759 San Luis Obispo Cuyama Valley Santa Ynez, Cuyama Valley 762 Comment
  CAS-BOT-BC208918  Echinochloa crus-galli Ernest C. Twisselmann 1968-10-21 15037 San Luis Obispo Salinas River just north of the Highway 46 bridge, Paso Robles 181 Comment
  UCR266199  Echinodorus berteroi David J. Keil, Kathleen Keil 2002-7-27 29889 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  UCR121779  Ehrharta calycina George K. Helmkamp 2002-4-20 7466 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  UCR248814  Ehrharta calycina Mark A. Elvin, Glenn M. Greenwald 2013-2-6 7064 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, '4-pond Valley', near the middle ponds 18 Comment
  CAS-BOT-BC112944  Eleocharis macrostachya R. F. Hoover 1965-9-7 9529 San Luis Obispo Santa Rita Creek west of Templeton. Comment
  UCR42644  Eleocharis macrostachya David J. Keil 1977-8-7 12488 San Luis Obispo Central Coast, Los Osos Valley Road c. 1 mi west of Turri Road 18 Comment
  OBI35176  Eleocharis macrostachya Eric Wise 1981-10-23 1349 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Sinton Sycamore Reservoir on Shell Crk Rd 8.9 mi N of hwy 58 Comment
  OBI65960  Eleocharis macrostachya Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-1 3 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on hwy 1 along Gilardi Rd at Silhouette Shooting Rnage marsh below pumping house. N of hwy 1 53 Comment
  CAS-BOT-BC112670  Eleocharis parishii Clare Butterworth Hardham 1957-6-4 2067 San Luis Obispo San Marcos Creek near Oak Flat Rd. Comment
  RSA201688  Eleocharis parishii Robert F. Hoover 1964-5-10 7139 San Luis Obispo Alamo Creek near Cuyama River Comment
  CAS-BOT-BC323837  Elymus Peter Rubtzoff 1988-10-11 9976 San Luis Obispo Highway 1 in Ragged Point area. Near roadside, ca. 0.25 miles southeast of Ragged Point Inn, or ca. 2.5 miles southeast of the Monterey County line. 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
  UCR248736  Elymus condensatus Peter Rubtzoff 1988-10-11 9976 San Luis Obispo Central Coast, Highway 1 in Ragged Point area; near roadside c. 0.25 mi. SE of Ragged Point Inn, or c. 2.5 miles SE of Monterey County line 99 Comment
  UCR29092  Elymus glaucus David J. Keil 1981-6-20 14886 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI42270  Elymus glaucus David J. Keil, V. L. Holland 1986-5-26 19605 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake Comment
  CAS-BOT-BC203662  Elymus glaucus subsp. glaucus R. F. Hoover 1964-5-15 8888 San Luis Obispo Pine Top Mountain, south of San Carpoforo Creek Comment
  OBI39996  Elymus ponticus David J. Keil 1977-8-7 12487 San Luis Obispo Along Los Osos Valley Rd at turnoff to Telephone company Rd ca. 1/2 mi W of Foothill Blvd Comment
  OBI72104  Emex spinosa Michael Walgren 2010-4-4 105 San Luis Obispo Morro Strand State Beach in Cayucos, at the S end of the lagoon at Old Crk, along the edge of the dirt parking lot at the N end of Studio Dr. S of hwy 1 Comment
  OBI54421  Emmenanthe penduliflora Matthew Arterburn 1997-4-8 32 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  RSA647578  Emmenanthe penduliflora P. M. Harthill 1972-4-15 s.n. San Luis Obispo Irish Canyon. 457 Comment
  UCR248220  Emmenanthe penduliflora David J. Keil 1987-5-6 20122 San Luis Obispo Hwy 229 c. 1/2 mi north of junction with Hwy 58 390 Comment
  OBI53009  Emmenanthe penduliflora David J. Keil, Kathleen Keil 1995-4-9 24777 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  CAS-BOT-BC131058  Encelia actoni R. F. Hoover 1950-5-28 7931 San Luis Obispo E. edge of Cuyama Valley on Highway 399, s. of junction with Highway 166 Comment
  CAS-BOT-BC94965  Ephedra californica R. C. Wenk 2007-4-10 616 A San Luis Obispo Carrizo Plain N.M., Swain pasture, 4.2 mi. E on Soda Lake Road from turnoff to KCL cmpgrd., then 1.5 mi. S 670 Comment
  OBI7513  Ephedra viridis Robert J. Rodin 1962-6-9 6888 San Luis Obispo Along hwy 166 near oil pumping station in Maricopa River Comment
  SBBG5060  Epilobium brachycarpum C. B. Hardham 1957-9-12 2614 San Luis Obispo jct of York Mtn Rd and Cayucos Rd Comment
  OBI11883  Epilobium canum Robert F. Hoover 1965-9-29 9680 San Luis Obispo Santa Lucia Range; Tassajera crk Comment
  CAS-BOT-BC166431  Epilobium canum subsp. canum John Thomas Howell 1929-10-12 4478 San Luis Obispo Rocky canyon-side of Morro Creek, 9 miles e. of Morro Comment
  CAS-BOT-BC166414  Epilobium canum subsp. canum Peirson 1920-7-30 2234 San Luis Obispo Willow Creek, Morro region, sea level Comment
  CAS-BOT-BC166426  Epilobium canum subsp. canum R. F. Hoover 1966-7-13 9902 San Luis Obispo Yaro Creek Comment
  SD264691  Epipactis gigantea Elizabeth A. Appel, D. R. Miller 2016-5-23 516 1156 San Luis Obispo Perennial creek tributary passing under Rd from Hwy 1, (large culvert under road) , 4.55 miles up San Simeon Creek Rd. 199 Comment
  CAS-BOT-BC57118  Equisetum X ferrissii R. F. Hoover 1948-4-14 7440 San Luis Obispo Mouth of Old Creek near Cayucos 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
  UC1296385  Equisetum laevigatum R. F. Hoover 1948-4-14 7440 San Luis Obispo mouth of Old Creek near Cayucos Comment
  JEPS70195  Equisetum telmateia subsp. braunii Robert J. Rodin 1972-2-12 8745 San Luis Obispo Montana de Oro State Park Comment
  UC74914  Equisetum telmateia subsp. braunii Mrs. R. W. Summers 1882-5-13 964 San Luis Obispo Morro Comment
  OBI66238  Eragrostis barrelieri David J. Keil 1998-10-9 28137 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
  RSA195866  Eragrostis cilianensis E. C. Twisselmann 1967-9-8 13673 San Luis Obispo Temblor Range and the Western San Joaquin Valley; T. Franklin Twisselmann residence, Choice Valley 640 Comment
  CAS-BOT-BC204602  Eragrostis mexicana subsp. virescens John Thomas Howell 1973-11-2 50317 San Luis Obispo Upper Cuyama Valley 1 mi. w. of Kern Co. line 792 Comment
  CAS-BOT-BC209633  Eremalche parryi Ernest C. Twisselmann 1958-4-29 4384 San Luis Obispo Temblor Range and the Western San Joaquin Valley. North end of Panorama Hills 746 Comment
  SJSU3365  Eremalche parryi C. W. Sharsmith 1962-4-20 6793 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  CAS-BOT-BC257273  Eremalche parryi subsp. kernensis D. H. Wilken; E. Painter; P. De Vries 2011-3-30 17933 San Luis Obispo Hills ca. 3.5 km NE of Padrones Spring, ca. 1.8 km S of jct of Padrones Spring Cyn Rd and Soda Lake Rd, Carrizo Plain Nat Monument 820 Comment
  UCD116245  Eremalche parryi subsp. kernensis K. Esau 1935-5-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI45905  Eremalche parryi subsp. kernensis David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19284 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade rd on Elkhorn rd. T32S, R22E, SW corner of sect 7 Comment
  CAS-BOT-BC160178  Eremothera boothii subsp. decorticans Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Cottonwood Pass Comment
  UC1122197  Eremothera boothii subsp. decorticans N. H. French 1937-4-3 903 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  UC742836  Eriastrum densifolium subsp. densifolium Delzie Demaree 1938-8-22 18089 San Luis Obispo Pismo Beach Comment
  UCR115589  Eriastrum densifolium subsp. densifolium George K. Helmkamp, E. A. Helmkamp 2000-6-15 5677 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  UCR98914  Eriastrum densifolium subsp. densifolium George K. Helmkamp 1997-6-20 2050 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  OBI58007  Eriastrum densifolium subsp. densifolium Austin P. Griffiths s. n., M. D. Knutsen, K. G. Jones & G. A. Solzgeber 1986-6-11 San Luis Obispo Along main road midway LeRoy Lease. Comment
  RSA0107376  Eriastrum densifolium subsp. densifolium C. B. Wolf 1941-7-10 10974 San Luis Obispo 2.5 miles (airline) east of Oso Flaco Lake, or between the CA Hwy 1 and S.P.R.R. 30 Comment
  OBI57673  Eriastrum densifolium subsp. patens Austin P. Griffiths s. n. 1980-6-21 San Luis Obispo Scattered groups, sparsely occurring in dry sandy flats just SE of Shark Inlet, Morro Bay. 10 Comment
  JEPS9646  Eriastrum pluriflorum A. E. Wieslander 1934-4-27 466 San Luis Obispo near San Juan River; La Panza Quadrangle 457 Comment
  JEPS13571  Eriastrum pluriflorum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-24 5207 San Luis Obispo hill just n of State Hwy 41 2.2 mi e junction with U.S. Highway 466 (3.3 mi e of Cholame) 579 Comment
  UC2013087  Eriastrum pluriflorum subsp. pluriflorum Leigh A. Johnson, Libing Zhang 2005-6-15 05 -128 San Luis Obispo Hwy 58, 0.2 miles W of mile marker 36. Comment
  OBI26718  Ericameria ericoides Jerry Copeland 1973-8-31 1013 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, 2 mi W of hwy 101 Comment
  SD103959  Ericameria ericoides J. L. S. Simpson 1965-11-6 San Luis Obispo Morro Bay Comment
  UC1583630  Ericameria ericoides David Keil 1986-10-13 19781 San Luis Obispo Sweet Springs area on southern shore Morro Bay 5 Comment
  CAS-BOT-BC292329  Ericameria linearifolia R. F. Hoover 1948-5-2 7506 San Luis Obispo Between San Juan River and Carrizo Plain, W of Simmler Comment
  OBI15434  Ericameria linearifolia Jesse Arnold 1964-2-16 12 San Luis Obispo 0.9 mi SW of summit on Black Mt road, 6.1 mi from Pozo 808 Comment
  UC2027035  Ericameria nauseosa var. hololeuca Greg Wilvert with George Butterworth 2005-11-2 533 San Luis Obispo Southeast Half of the Caliente Range. 0.9 km N of Semper Spring Comment
  OBI15801  Ericameria nauseosa var. mohavensis P. A. Holden 1968-9-15 551 San Luis Obispo Near Acton Comment
Read comments
May 5 2014
  SBBG117874  Erigeron bonariensis E. Painter, M. Wetherwax 1999-11-15 SLO 344 San Luis Obispo near California Mens Colony sewage plant, at end of Sutter Rd; Camp San Luis Obispo 80 Comment
  LA211613  Erigeron canadensis Mark A. Elvin; Michael Brady, Jason Storlie 2014-9-16 7634 San Luis Obispo GUADALUPE DUNES, Guandalupe-Nipomo Dunes National Wildlife Refuge, "Colorado Pond," ca. 80 meters from south Refuge boundary. 17.0 Comment
  UC1341113  Erigeron foliosus var. foliosus Robert J. Rodin 1954-7-3 5967 San Luis Obispo 1 mi n San Luis Obispo; Reservoir Canyon Comment
  CAS-BOT-BC308748  Erigeron foliosus var. foliosus Alice Eastwood 1927-7-30 15000 San Luis Obispo On road from Arroyo Grande to Huasna Comment
  OBI49789  Erigeron foliosus var. foliosus D. R. Miller 1991-7-9 791 -1 San Luis Obispo Along ridge side of rd cut into Property. e slope of Pine Mtn Comment
  PASA1731  Erigeron glaucus M. Stason 1929-5-5 San Luis Obispo Ocean bluffs near Cambria Comment
  CAS-BOT-BC300056  Erigeron philadelphicus Ernest C. Twisselmann 1972-4-1 18597 San Luis Obispo Canyon of Arroyo Grande Creek, ca. 4.5 miles east of Lopez Lake 243 Comment
  OBI36285  Eriodictyon altissimum David Drucker 1980-1 San Luis Obispo Comment
  UC1285009  Eriodictyon crassifolium var. nigrescens R. F. Hoover 1947-5-10 7141 San Luis Obispo at highway crossing just below Gypsum Canyon (Cuyama River); , below Gypsum Canyon Comment
  OBI23022  Eriodictyon traskiae subsp. smithii Robert J. Rodin 1962-5-8 6865 San Luis Obispo Ridge 1-1/2 mi SE of Cuesta Summit, 4 mi N of San Luis Obispo Comment
  CAS-BOT-BC248563  Eriogonum angulosum R. F. Hoover 1967-4-16 10481 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  UCR77540  Eriogonum angulosum C. F. Smith 1991-6-28 12230 San Luis Obispo In Cuyama Valley drainage near summit of crossing to Carrizo Plain, in western part of Caliente Mountain ridge 834 Comment
  CAS-BOT-BC248558  Eriogonum angulosum Ernest C. Twisselmann 1954-7-4 1422 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Summit: 7 miles south of Cholame 667 Comment
  OBI11151  Eriogonum angulosum Lonnie Belden 1965-7-16 s.n. San Luis Obispo Head of Morales Cyn, Caliente Mt. Along ridge tops 1/4-1/2 mi SW and NW of Morales Cyn at Caliente Mt top vicinity 1067 Comment
  OBI33936  Eriogonum baileyi var. baileyi David J. Keil 1983-10-21 17992 San Luis Obispo Just S of Creston along Hwy 229 on Lasma property Comment
  SEINET6328880  Eriogonum baileyi var. baileyi David Keil 1983-10-21 17992 San Luis Obispo Just S of Creston along Hwy 229 on Lasma property. Bed of Middle Branch of Huerhuero Creek Comment
  CAS-BOT-BC241670  Eriogonum baileyi var. baileyi Ernest C. Twisselmann 1954-7-17 1434 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: 3 miles south of Cholame 487 Comment
  CAS-BOT-BC241921  Eriogonum cithariforme James L. Reveal; C. Rose Broome 1987-6-17 6475 San Luis Obispo Along Navajo Grade Road, 1 mile west of the summit and south of Navajo Campground and McGinnis Creek, about 4 airline miles north-northeast of Pozo 723 Comment
  CAS-BOT-BC241927  Eriogonum cithariforme Clare B. Hardham 1959-6-10 4806 San Luis Obispo Santa Lucia Mountains. Santa Barbara Rd., Atascadero Comment
  UCR67891  Eriogonum cithariforme var. agninum Steven A. Junak 1990-4-26 4206 San Luis Obispo Santa Lucia Mtns., Near N boundary of Cuesta Ridge Botanical Area, c. 0.4 mi south of Tassajera Creek Road at S end of dirt road on Ames property, which is c. 1.8 mi west of intersection with hwy 101 518 Comment
  JEPS108337  Eriogonum covilleanum David Gowen 2005-3-18 202 San Luis Obispo Elkhorn Road (dirt). Bare hill about 8.2 miles south of Hurricane Rd. Comment
  OBI11127  Eriogonum davidsonii Robert F. Hoover 1965-9-29 9678 San Luis Obispo Santa Lucia Range. Tassajera Crk Comment
  UC1321265  Eriogonum elegans R. F. Hoover 1966-10-1 10101 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek; Upper Arroyo Grande, Phoenix Creek Comment
  UC85876  Eriogonum elegans T. S. Brandegee 1885-1 San Luis Obispo San Simeon Comment
  UC1331761  Eriogonum elegans Andrea M. Norton August 1891 San Luis Obispo dry sandy bed of river and alluvial flats adjoining San Miguel, Salinas River; bed of Salinas River, San Miguel, San Luis Obispo Co. Comment
  UC85877  Eriogonum elegans A. Norton Aug. 1891 San Luis Obispo bed of <river> Salinas <River> (near boundary line of San Luis Obispo and Monterey counties); Salinas River, near boundary of Monterey & San Luis Obispo Co. Comment
  CAS-BOT-BC249812  Eriogonum elongatum var. elongatum Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  OBI11118  Eriogonum elongatum var. elongatum Robert F. Hoover 1965-9-19 9619 San Luis Obispo W edge of Carrizo Plain, W of Simmler Comment
  OBI66176  Eriogonum elongatum var. elongatum D. R. Miller 1994-8-23 894 -528 San Luis Obispo Pine Mt region. On fork pine side of Tobacco /town saddle; town crk drainage 650 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
  SBBG104195  Eriogonum fasciculatum var. fasciculatum E. R. Blakley 1993-3-20 7553 San Luis Obispo LaBord Adobe, Cuyama River cyn Comment
  SBBG117493  Eriogonum fasciculatum var. foliolosum E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 89 San Luis Obispo above Nacimiento River, near Twin Bridges; Camp Roberts 175 Comment
  SEINET7072796  Eriogonum gracile A. G. Vestal 1963-5-15 s.n. San Luis Obispo Sandy west slope about 4.8 miles southeast of SanMiguel on the road to Estrella. Coordinate datum: NAD27. Comment
  CAS-BOT-BC250525  Eriogonum gracile Clare B. Hardham 1959-6-30 4943 San Luis Obispo Santa Lucia Mountains. Eagle Ranch, Santa Barbara Road, Atascadero Comment
  UC1296165  Eriogonum heermannii var. heermannii R. F. Hoover 1952-11-1 8269 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC257485  Eriogonum inerme var. inerme R. F. Hoover 1952-6-10 8243 San Luis Obispo Black Mt., La Panza Range Comment
  CAS-BOT-BC261430  Eriogonum nudum var. indictum Ernest C. Twisselmann 1968-10-17 15018 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta [Prieto] Canyon 548 Comment
  CAS-BOT-BC271981  Eriogonum nudum var. pubiflorum R. F. Hoover 1946-9-15 6408 San Luis Obispo La Panza District Comment
  OBI10997  Eriogonum nudum var. pubiflorum Robert F. Hoover 1946-9-15 6408 San Luis Obispo La Panza district Comment
  SBBG117467  Eriogonum nudum var. pubiflorum E. Painter, M. Wetherwax 2000-8-18 CR 115 San Luis Obispo N side of Nacimiento River, above (SW of) Twin Bridges 206 Comment
  CAS-BOT-BC266830  Eriogonum ordii R. F. Hoover 1967-3-27 10283 San Luis Obispo Chalk Mt. north side of Cuyama Valley Comment
  OBI11011  Eriogonum ordii Robert F. Hoover 1967-4-16 10482 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  UC1032338  Eriogonum ordii P. L. Johannsen 1937-4-22 1079 San Luis Obispo 3 1/2 mi nne Padrones Spring; McKittrick Quadrangle Comment
Read comments
Aug 13 2010
  UCD147333  Eriogonum ordii Rachelle Boul; D. Hickson 2010-4-8 CARR 1224 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 879 Comment
  OBI29091  Eriogonum parvifolium Karen Symonds 1982-8-7 42 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  OBI4416  Eriogonum parvifolium Robert J. Rodin 1970-9-10 8439 San Luis Obispo About 300 yds from the Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  RSA782017  Eriogonum parvifolium Elizabeth A. Kempton, Adriana Sanchez 2007-4-14 459 San Luis Obispo Near Morro Bay on dunes N of Howard Ave. 4 Comment
  SEINET11261114  Eriogonum parvifolium Danae Cann 2000-8-7 23 San Luis Obispo 2.1 mi off Hwy 46 on Old Creek Rd (old hwy).; 0 335 Comment
  UCR27653  Eriogonum parvifolium John C. Roos 1948-8-26 3969 San Luis Obispo 3 miles SE of Morro Bay 14 Comment
  OBI29563  Eriogonum parvifolium Melissa Luckow 1981-6-25 704 San Luis Obispo Coastal area just N of San Simeon Beach Comment
  CAS-BOT-BC268374  Eriogonum roseum Ernest C. Twisselmann 1953-9-18 770 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC268369  Eriogonum roseum Ernest C. Twisselmann 1954-10-14 1628 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mariannas Summit, Temblor Mountains 1005 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
  OBI58473  Eriogonum saxatile David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27532 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  JEPS108307  Eriogonum temblorense David Gowen 2005-5-23 San Luis Obispo Polonio Pass, hills E of Hwy 46 Comment
  RSA180997  Eriogonum temblorense E. C. Twisselmann 1965-9-15 11564 San Luis Obispo Summit os Antelope Grade on Hwy 46 at the base of a relatively recent road cut. 518 Comment
  OBI74346  Eriogonum viridescens Theo Fitanides, Anthony Baniaga 2010-5-7 172 San Luis Obispo Tierra Redonda Mtn BLM ACEC 594 Comment
  OBI28190  Eriophyllum confertiflorum Jeffery Null 1980-5-12 46 San Luis Obispo Ecological Study area, Cal Poly Comment
  OBI47515  Eriophyllum confertiflorum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19230 San Luis Obispo SW flank of Temblor Range. T31S, R21E NW corner of sect 17 and SW corner of Sect. 8. 3.05 mi E of road to center of CArrizo Plain to unnamed fdirt road. Comment
  OBI35388  Eriophyllum confertiflorum var. confertiflorum K. A. Nadeau 1983-7-8 31 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  SBBG85840  Eriophyllum confertiflorum var. confertiflorum C. F. Smith 1952-7-11 3681 a San Luis Obispo St Hwy 166, lower Cuyama Valley near Russell and Spanish Ranches Comment
  UC1392670  Eriophyllum confertiflorum var. confertiflorum R. F. Hoover 1968-4-17 11047 San Luis Obispo n slope Elkhorn Hills Comment
  UC1284950  Eriophyllum lanatum var. achilleoides R. F. Hoover 1957-7-19 8388 San Luis Obispo Cypress Mt. Comment
  CAS-BOT-BC301823  Eriophyllum multicaule Sherwin Carlquist 1952-4-11 293 San Luis Obispo Between road and railway tracks, 5.5 miles south of Oceano on Highway 1 Comment
  SD120849  Eriophyllum multicaule Dale E. Johnson, J. E. Eckenwalder 1975-3-16 163 San Luis Obispo West edge of Nipomo Mesa; 4.8 km southwest of Nipomo. Comment
  UC1284953  Eriophyllum pringlei R. F. Hoover 1952-5-6 8159 San Luis Obispo 6 mi e Creston (on La Panza road) Comment
  OBI51327  Eriophyllum staechadifolium Jan Barber 1993-8-14 70 San Luis Obispo San Simeon State Park. SW section. Comment
  UC31757  Eriophyllum staechadifolium Ida M. Blochman 1893-5-1 San Luis Obispo Santa Maria Comment
  UC57415  Eriophyllum staechadifolium J. H. Barber San Luis Obispo Morro Comment
  SBBG16207  Erodium botrys M. A. Piehl 1963-4-20 6362 San Luis Obispo near bridge along S bank of Salinas River, 4 mi NE of Santa Margarita Comment
  OBI53300  Erodium brachycarpum Lynne Dee Oyler 1986-3-25 371 c San Luis Obispo Agua Escondido, USFS blue oak study area, NE of Arroyo Grande Comment
  OBI5220  Erodium cicutarium Mike Wemp 1972-3-29 27 San Luis Obispo 1/2 mi NW of Montana de Oro State Park campground 30 Comment
  OBI66371  Eruca vesicaria David J. Keil 2006-4-7 30444 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  SBBG81850  Eruca vesicaria C. F. Smith 1950-5-3 2754 San Luis Obispo bridge on Cholame Crk, Palo Prieto Cyn Comment
  OBI64609  Eryngium David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28683 San Luis Obispo Camp Roberts; along C25 Road, ca. 0.4 air km sw of jctn. With Avery Road, ca. 3.2 air km due w of Nacimiento River, ca. 2.5 air km due n of Nacimiento River. Vicinity of 35.7724 deg. N, 120.8191 deg. W (UTM: zone 10S 697140 E, 3960700 N). Comment
  SBBG94129  Erysimum capitatum var. capitatum S. A. Junak 1990-7-26 4428 San Luis Obispo N slope of W Cuesta Ridge in Cuesta Ridge Botanical Area ca. 0.4 mi NW of Pk 2478, at SW end of mine excavation along abandoned mine rd which intersects W Cuesta Ridge Rd ca. 4 mi W of US Hwy 101 624 Comment
  UC1953345  Erysimum capitatum var. capitatum Anthony Baniaga with Theo Fitanides 2010-5-16 204 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI15074  Erysimum capitatum var. capitatum Neil Havlik 1967-5-19 55 San Luis Obispo 3 mi E of Santa Margarita, in Calf Cyn Comment
  RSA139867  Erysimum capitatum var. capitatum Clare B. Hardham 1960-6-1 5957 San Luis Obispo Road from Pine Mt to Burnett Peak. The Santa Lucia Mtns. Comment
  OBI15072  Erysimum suffrutescens Robert F. Hoover 1967-5-6 10555 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  SBBG39678  Erysimum suffrutescens L. E. Allen 1966-5-19 San Luis Obispo W of Oso Flaco Lake. Comment
  OBI42315  Erythranthe floribunda David J. Keil 1986-6-7 19637 San Luis Obispo Los Osos. Along Los Osos Crk downstream from end of Calle Cordoniz and on slopes between Calle Cordoniz and the crk bed Comment
  CAS-BOT-BC402828  Eschscholzia caespitosa James L. Reveal; Clare B. Hardham 1988-5-26 6921 San Luis Obispo La Panza Range, northwest of Black Mountain along Indian Creek at a hunting camp just west of U.S. Forest Service Road 28S02 southwest of Wilson Corner, about 13 air miles east-northeast of Santa Margarita 502 Comment
  OBI11779  Eschscholzia caespitosa Robert F. Hoover 1949-5-17 7705 San Luis Obispo Upper Arroyo Grande at County park Comment
  CAS-BOT-BC403520  Eschscholzia californica John Thomas Howell 1931-3-21 5927 San Luis Obispo Cuyama Valley, 38 miles east of Santa Maria Comment
  OBI5501  Eschscholzia californica Sharon Jochums 1974-3-9 44 San Luis Obispo W of hwy 1 N of Piedras Blancas Point Comment
  UC855168  Eschscholzia lemmonii Lewis S. Rose 1925-3-25 35056 San Luis Obispo Cottonwood Pass Comment
  RSA144836  Eschscholzia lemmonii W. R. Ernst 1961-4-1 758 San Luis Obispo Clay slope above the La Panza-Pozo road about 3 miles south west of the junction with the Simmler-Creston road. Comment
  UC1872945  Eschscholzia lemmonii David Keil 2001-3-28 29185 San Luis Obispo Hwy 46, 0.4 mi SW of Cholame. Comment
  HSC91687  Eucalyptus botryoides Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park at entrance to Camp Keep. Comment
  OBI78632  Eucalyptus globulus David J. Keil 2013-8-28 31972 San Luis Obispo Morro Bay State Park. Morro Bay Marina parking area 3 Comment
  OBI12250  Eucalyptus torquata Ed Zimmerman 1962-2-18 39 San Luis Obispo Cal Poly campus Comment
  OBI54146  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil, Kathleen Keil 1995-4-15 24908 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  CDA34829  Euphorbia oblongata David J. Keil 1998-4-9 26613 San Luis Obispo Pismo Beach; southbound freeway exit just north of Hinds Ave. exit. 0 Comment
  OBI14403  Euphorbia peplus R. Wunrow 1954-5-9 s.n. San Luis Obispo Cal Poly campus Comment
  UCR161213  Euphorbia peplus George K. Helmkamp, E. A. Helmkamp 2004-12-6 8872 San Luis Obispo Central Coast, Arroyo Grande Community Center, Ash and Elm Streets 30 Comment
  CAS-BOT-BC312180  Eurybia radulina R. F. Hoover 1947-8-16 7377 San Luis Obispo Klau District mines Comment
  CAS-BOT-BC310713  Euthamia occidentalis Ernest C. Twisselmann 1970-11-3 17567 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Old Highway 41, 1 mile east of Shandon (Don McMillan Ranch) 274 Comment
  CDA42566  Euthamia occidentalis G. Perez 2000-11-22 PDR 1213116 San Luis Obispo Central Coast; Santa Margarita Lake. 0 Comment
  OBI77533  Euthamia occidentalis Austin P. Griffiths 1981-9-21 s.n. San Luis Obispo Pismo Dune region. Along side State hwy 1, at Grand Ave, Grover city Comment
  SD129234  Extriplex californica G. Helmkamp 1989-8-6 San Luis Obispo Baywood Park, at the south edge of Morro Bay. 3 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
  UCSB36164  Festuca bromoides Roberts, D. 1980-4-25 San Luis Obispo 2 miles East along Cuesta Ridge Rd to meadow 610 Comment
  CAS-BOT-BC283200  Festuca californica subsp. hitchcockiana R. F. Hoover 1950-6-21 7999 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Mts. Comment
  UC1153411  Festuca elmeri R. F. Hoover 1948-5-3 7511 San Luis Obispo See Canyon Comment
  RSA0028292  Festuca elmeri David J. Keil 2008-5-1 30519 San Luis Obispo Montana de Oro State Park. Coon Creek trail. 70 Comment
  OBI29653  Festuca microstachys David J. Keil, Dirk Walters 1980-4-26 13817 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles 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
  OBI69700  Festuca myuros Steven A. Junak, Tina J. Ayers 1989-4-12 3948 San Luis Obispo Cuesta Ridge: Just N of main rd (USFS #29S11.3), on slopes just NW of KSBY TV towers at E end of the cuesta ridge botanical Area, about 3 mi W of Hwy 101 750 Comment
  OBI30743  Festuca perennis Rhonda Riggins 1982-3-13 1329 San Luis Obispo Pennington Crk Bio Reserve Comment
  OBI33695  Festuca perennis Unknown 1980-4-4 14 San Luis Obispo Poly Cyn, near arch to the cyn Comment
  OBI28223  Festuca perennis Rick Frelinger 1982-4-20 5 San Luis Obispo San Luis Crk between US hwy 101 lower Higuera St, San Luis Obispo Comment
  OBI74382  Festuca temulenta Theo Fitanides, Anthony Baniaga 2010-5-7 159 San Luis Obispo Tierra Redonda Mtn BLM ACEC 471 Comment
  OBI59224  Festuca temulenta David J. Keil 1998-6-8 27693 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  OBI37371  Foeniculum vulgare Eric Wise 1982-4-29 1417 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI6152  Foeniculum vulgare D. Waive Stager 1972-8-28 48 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  RSA451787  Fragaria chiloensis Ralph Hoffman 1930-4-19 s.n. San Luis Obispo Oceano. Comment
  CAS-BOT-BC457507  Fragaria vesca subsp. californica John Thomas Howell 1964-6-30 40856 San Luis Obispo In Monterey Pine forest, Cambria Comment
  UCSB4022  Frangula californica Ralph, F. 1959-4-11 San Luis Obispo along the hillside of Hwy 1, 13.6 miles north of San Simeon 60 Comment
  CAS-BOT-BC53589  Frangula californica subsp. tomentella Ira L. Wiggins 1933-6-20 6746 San Luis Obispo 7 mi. W. of Templeton Comment
  OBI14187  Frankenia salina Robert F. Hoover 1964-6-10 9014 San Luis Obispo Avila Comment
  OBI37086  Frankenia salina Eric Wise 1981-6-15 581 San Luis Obispo Turri Rd 1 mi E of So. Bay blvd Comment
  OBI57580  Frankenia salina Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo On the bay side of shoreline ca. 1/3 way S of point on Morro Bay sandspit Comment
  SBBG48609  Fremontodendron californicum R. N. Philbrick, D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo TV Tower Rd near Cuesta Summit, 2.7 mi W of Hwy 101 Comment
  OBI21374  Fritillaria agrestis Robert F. Hoover 1949-4-21 7621 San Luis Obispo 14 mi E of Creston on La Panza Rd Comment
  OBI78888  Fritillaria biflora George Butterworth 2013-3-28 901 San Luis Obispo Chimineas Ecological Reserve. East of Chickenwater 756 Comment
  UCR29138  Fritillaria biflora William McClendon 1980-2-28 3 San Luis Obispo Cal. Poly. Campus, San Luis Obispo. Near the entrance to Poly Canyon. Comment
  OBI27601  Fritillaria biflora Melinda Doud 1976-4-20 6 San Luis Obispo Clark Cyn 107 Comment
  OBI72617  Fritillaria biflora Andy Dollahite, Matt Paradis, Matt Banks, and German Sotelo 2002-3-5 20 San Luis Obispo 3/4 mi from head of Reservoir Cyn trl from hwy 101 150 Comment
  SBBG54878  Fritillaria biflora J. Kerns 1980-2-28 San Luis Obispo Cal Poly Campus, on grassy area near entrance to Poly Cyn Comment
  UCD139696  Fritillaria ojaiensis Malcolm McLeod 1981-3-27 1373 San Luis Obispo San Luis Obispo County: Reservoir Canyon. From lower of 2 colonies on trail to old cabin. Below second switchbank. Comment
  OBI58360  Fumaria capreolata Jody Pennycook 2001-3-6 s.n. San Luis Obispo San Luis Obispo, E bak of San Luis Creek where South St dead ends Comment
  CAS-BOT-BC422469  Fumaria parviflora Clare B. Hardham 1957-4-2 1606 San Luis Obispo Santa Lucia Mountains. Willow Creek. Comment
  CAS-BOT-BC304303  Gaillardia aristata Ernest C. Twisselmann 1955-7-13 2239 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, E part of county 670 Comment
  OBI74300  Galium angustifolium subsp. angustifolium Theo Fitanides, Anthony Baniaga 2010-4-10 101 San Luis Obispo Tierra Redonda BLM ACEC. 599 Comment
  RSA0042949  Galium angustifolium subsp. angustifolium LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6533 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
  SBBG117524  Galium californicum subsp. flaccidum E. Painter, M. Wetherwax 2001-4-22 SLO 189 San Luis Obispo rd between Primera and La Trinidad mine; Camp San Luis Obispo 440 Comment
  JEPS24298  Galium californicum subsp. flaccidum L. T. Dempster 1960-5-10 1187 San Luis Obispo about 1 1/2 mi e Cypress Mt. (on trail); e of Cypress Mt. 457 Comment
  RSA607783  Galium californicum subsp. luciense R. S. Woglum 1940-4-21 2642 San Luis Obispo Central Coast: Cambia Pines. Comment
  UC455890  Galium californicum subsp. maritimum I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  SBBG18185  Galium hardhamiae C. B. Hardham 1958-9-25 3062 San Luis Obispo NE slope of Cypress Mtn Comment
  CAS-BOT-BC223074  Galium hardhamiae Clare B. Hardham 1960-6-1 5960 San Luis Obispo Santa Lucia Mountains. Headwaters LIttle Burnett-Tobacco Creeks Comment
  OBI73072  Galium parisiense David J. Keil 2000-5-31 28789 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 9.5 miles east from junction with Highway 1 Comment
  OBI51704  Galium porrigens R. Mike Arens 1994-4-30 65 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge 152 Comment
  SD39775  Galium porrigens var. porrigens Edith A. Purer 1933-7-20 5072 San Luis Obispo Stabilized sand dunes, northwest of Guadalupe Comment
  OBI59699  Gamochaeta ustulata David J. Keil, with V. L. Holland 2001-5-29 29514 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  SBBG45922  Garrya elliptica L. W. Edge 1972-4-4 108 San Luis Obispo Cerro Alto Cmpgrd Comment
  OBI79938  Garrya elliptica David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31870 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 400 Comment
  OBI5002  Garrya flavescens Robert F. Hoover 1963-10-26 8610 San Luis Obispo Trail to Machesna Mt. , La Panza Range Comment
  CDA4136  Genista T. C. Fuller 1968-5-22 17076 San Luis Obispo Ardath Drive south of Pembrook Drive, Cambria. 0 Comment
  CDA4137  Genista T. C. Fuller 1968-5-22 17073 San Luis Obispo Ardath Drive between Pine Ridge Avenue & Richard Avenue, Cambria. 0 Comment
  SD249218  Geranium dissectum Julie M. Vanderwier 1979-5-23 135 San Luis Obispo Indian Knob Tar Sands Comment
  OBI58950  Geranium molle David J. Keil, with Erik Frenzel 2001-4-19 29334 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range. North Ranch, 0.6?0.8 miles east from Coast Road on Crowbar Canyon Road. Vicinity of 35.231 deg. N x 120.857 deg. W. 213 Comment
  LA105511  Gilia achilleifolia Barry A. Prigge; 1989-4-19 8614 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1 106 Comment
  OBI79181  Gilia achilleifolia David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31268 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 548 Comment
  RSA0095182  Gilia achilleifolia subsp. achilleifolia George K. Helmkamp, Elizabeth A. Helmkamp 2001-4-29 6595 San Luis Obispo Irish Hills: Profumo Cyn Rd., 2.8 mi W of Los Osos Valley Rd. (SW of San Luis Obispo). 91 Comment
  UCSB19078  Gilia achilleifolia subsp. achilleifolia Rankine, Jane 1965-4-10 San Luis Obispo U.S. Highway 466, 4.6 miles E of Atascadero; Santa Lucia Mountains Comment
  UCSB72282  Gilia achilleifolia subsp. achilleifolia Hardham, Clare 1963-6-18 San Luis Obispo Cypress Mt. 609 Comment
  RSA0042453  Gilia clivorum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6379 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
  SBBG117457  Gilia clivorum E. Painter, M. Wetherwax, E. Wenzl, A. Gingerich 2001-4-5 CR 169 San Luis Obispo above boundary rd at S end of installation, above San Marcos Crk; Camp Roberts 283 Comment
  SBBG4939  Gilia clivorum C. B. Hardham 1957-3-30 1602 San Luis Obispo Cypress Mtn Comment
  RSA140762B  Gilia malior Clare B. Hardham 1960-4-8 5357 San Luis Obispo Bed of San Juan River, Road from Paso Robles, to Simmler. Comment
  SBBG107072  Gilia minor C. B. Hardham 1961-3-30 6682 San Luis Obispo between San Juan and Carissa Plains, W of Simmler, Paso Robles-Simmler Rd Comment
  POM280085  Gilia minor Lyman Benson 1937-4-4 8089 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  SBBG18366  Gilia ochroleuca subsp. minima C. B. Hardham 1963-5-10 San Luis Obispo Huerhuero River, E branch near Calf Cyn Rd (S of Creston) Comment
  CAS-BOT-BC402037  Gilia ochroleuca subsp. minima Clare B. Hardham 1958-4-28 3132 San Luis Obispo Hills between San Juan River and Carissa Plains Comment
  UC23660  Gilia tenuiflora W. H. Brewer 1861-4-30 517 San Luis Obispo Atascadero Comment
  RSA212039  Gilia tenuiflora subsp. amplifaucalis E. C. Twisselmann 1969-4-14 15106 San Luis Obispo Bedell ranch, 5 miles southeast of Creston 419 Comment
  OBI75072  Gilia tenuiflora subsp. amplifaucalis Jenner Whitt 2003-4-18 63 San Luis Obispo Hwy 58 1 mi E of jctn 229. 400 Comment
  CAS-BOT-BC226464  Gilia tenuiflora subsp. tenuiflora Alice Eastwood 1902-6-16 s.n. San Luis Obispo Santa Maria Rd. Near the Boundary between Santa Barbara and San Luis Obispo Counties Comment
  CDA17356  Gilia tricolor subsp. diffusa G. F. Hrusa, G. Wilvert 2005-4-1 16404 San Luis Obispo Carrizo Plain; Padrone Cyn. Rd. 822 Comment
  OBI28518  Githopsis diffusa subsp. robusta Robert L. Allen, Nancy E. Arnold 1981-4-26 225 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts. 305 Comment
  OBI37936  Githopsis diffusa subsp. robusta David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18674 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk rd, near Rocky Butte lookout at Wheelbarrow Gulch Comment
  UC1191702  Glaux maritima Malcolm A. Nobs, S. Galen Smith 1948-9-9 671 San Luis Obispo about 4 mi s of Pismo Beach (Dune Lakes Gun Club); Dune Lakes Gun Club Comment
  SEINET260218 Image available Glyceria declinata P. Ashley 1992-3-5 s.n. San Luis Obispo San Luis Obispo Cal Poly State Univ campus N of Brizziolari Cr Parking lot H16 N landscaped area Comment
  UCR134408  Gnaphalium californicum George K. Helmkamp, E. A. Helmkamp 2001-4-29 6568 San Luis Obispo South Coast Range, Irish Hills, Clark Valley Road, 2.8 miles south of Los Osos Valley Road, east of Los Osos 91 Comment
  CDA5886  Gnaphalium canescens subsp. microcephalum Julie Ann Sessions 1986-8-5 23 San Luis Obispo Cuesta Ridge Comment
  OBI73434  Gnaphalium palustre David J. Keil 2010-6-1 30840 San Luis Obispo Carrizo Plain. South of Belmont Trail, east of where drainage crosses road between Delray Road and Cochise Road. 590 Comment
  UC454334  Gnaphalium palustre I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  CAS-BOT-BC307429  Gnaphalium palustre Clare B. Hardham 1956-6-16 994 San Luis Obispo Chimney Rock Ranch, San Marcos Creek, Santa Lucia Mountains Comment
  UCSC000828  Gnaphalium purpureum I. J. Condit 2008-4-28 s.n. San Luis Obispo See Canon Comment
  RSA201692  Grayia spinosa Robert F. Hoover 1952-4-20 8139 San Luis Obispo Low hills near N end of Elkhorn Plain, W base of Temblor Range. Comment
  CAS-BOT-BC305103  Grindelia hirsutula D. E. Breedlove 1962-4-1 2108 San Luis Obispo Pismo Beach Comment
  CAS-BOT-BC305132  Grindelia hirsutula R. F. Hoover 1952-7-13 8266 San Luis Obispo Near mouth of Arroyo de la Cruz Comment
  UC1285361  Grindelia hirsutula R. F. Hoover 1946-9-15 6394 San Luis Obispo Santa Margarita Comment
  UC54034  Grindelia hirsutula Mrs. R. W. Summers 1882-7-8 386 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC305079  Grindelia hirsutula Ernest C. Twisselmann 1965-11-2 11696 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean) 15 Comment
  JEPS99093  Grindelia hirsutula Clare B. Hardham 1957-8-30 2525 San Luis Obispo Cuesta, top of grade, Route 101 Comment
  CAS-BOT-BC304664  Gutierrezia californica Ernest C. Twisselmann 1971-12-9 18552 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  SBBG117912  Gutierrezia californica E. Painter, M. Wetherwax 2002-6-6 CR 321 San Luis Obispo Sulphur Spring Rd, ca. 1 air km S of Boy Scout Rd, ca. 4 air km E of W installation boundary; Camp Roberts 370 Comment
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Aug 3 2013
  JEPS99090  Gutierrezia californica Clare B. Hardham 1958-9-8 3945 San Luis Obispo Nacimiento River, below dam Santa Lucia Mountains Comment
  OBI60709  Gutierrezia californica Ann Cochran 1986-7-19 22 San Luis Obispo Orchard at the corner of Cucamunga and Doris trail 579 Comment
  OBI72013  Hainardia cylindrica Michael Walgren 2008-6-15 65 San Luis Obispo N of San Simeon, near Beaker point (which is between Arroyo de la cruz and arroyo Hondo). Exact location not certain; near a culvert just N of Arroyo Hondo Comment
  OBI79147  Hazardia squarrosa David J. Keil 2013-8-22 31968 San Luis Obispo Morro Bay State Park. Along South Bay Blvd. north of intersection with State Park Road 20 Comment
  CAS-BOT-BC302375  Hazardia squarrosa var. squarrosa R. F. Hoover 1964-10-3 9316 San Luis Obispo Mouth of Coon Creek Comment
  UC2027159  Hedera canariensis David J. Keil 2011-10-13 31124 San Luis Obispo Baywood Park-Los Osos area. Vicinity of eastern end of Santa Lucia Ave. near south shore of Morro Bay Comment
  OBI32023  Hedypnois rhagadioloides David J. Keil, Eric Wise 1981-5-25 14801 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC306720  Helenium bigelovii R. F. Hoover 1947-8-9 7360 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  UCR25091  Helenium puberulum John C. Roos, L. Roos 1954-12-26 6270 San Luis Obispo Central Coast, 2 mi south of Morro Bay near the mouth of a coastal canyon. 6 Comment
  UC1192224  Helenium puberulum Malcolm A. Nobs and S. Galen Smith 1948-9-9 665 San Luis Obispo about 4 mi s Pismo Beach; Dune Lakes Gun Club Comment
  UC1285392  Helenium puberulum R. F. Hoover 1964-8-13 9217 San Luis Obispo San Bernardo Creek Santa Lucia Range Comment
  UCR92513  Helianthemum scoparium G. Fred Hrusa 1995-5-28 12316 San Luis Obispo Black Butte Research Natural Area, ridge immediately SW of Radio Facility 2 (Peak 1). 630 Comment
  OBI3885  Helianthus gracilentus Patricia Wiese 1971-6-7 95 San Luis Obispo Cuesta Ridge Botanical Area. 2 mi WN of Cuesta Pass Comment
  OBI38243  Heliotropium curassavicum Eric Wise 1981-8-7 1036 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  OBI71197  Heliotropium curassavicum Ann Cochran 1986-7-27 47 San Luis Obispo Area of flats, E of Soda Lake rd. T30S, R19E, sec 28 579 Comment
  OBI23116  Helminthotheca echioides Lisa Bradley 1979-11-20 2 San Luis Obispo Shearer Ave and Thalberg in Cayucos 15 Comment
  CAS-BOT-BC314898  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1947-8-17 7382 San Luis Obispo Santa Rosa School near Cambria Comment
  SBBG8417  Hemizonia congesta subsp. luzulifolia H. and M. Dearing 1938-9-4 2308 San Luis Obispo near Cambria Comment
  CAS-BOT-BC309865  Hemizonia congesta subsp. luzulifolia Mrs. R. W. Summers 1888-8-23 452 San Luis Obispo San Luis Valley Comment
  CAS-BOT-BC309870  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1946-8-24 6333 San Luis Obispo Near Laguna near San Luis Obispo Comment
  RSA130941  Hemizonia corymbosa subsp. corymbosa E. K. Balls 1958-7-16 23542 San Luis Obispo 0.5 mile north of Cambria, State Highway 1, along cliffs. 15 Comment
  UCR91828  Hemizonia fasciculata George K. Helmkamp 1996-5-27 1105 San Luis Obispo Central Coast, west side of San Luis Obispo, south-facing slope of Bishop Peak 280 Comment
  RSA503992  Hemizonia fasciculata B. G. Baldwin 1985-9-29 533 San Luis Obispo Immediately N of Los Osos Valley Road at extreme western edge of Laguna Lake Village. Comment
  OBI55291  Hesperevax acaulis var. ambusticola David J. Keil 1998-4-7 26591 San Luis Obispo 2 mi. N from Hwy 58 on Hwy 229 S of Creston. 469 Comment
  OBI47559  Hesperocnide tenella David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19224 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58 Comment
  OBI67015  Hesperocyparis sargentii D. R. Miller 1995-12-21 1295 -605 San Luis Obispo Pine Mt region along Tobacco ridge. From Tobacco creekway +/- across from Cardiac Peak 381 Comment
  OBI54182  Hesperomecon linearis David J. Keil, Kathleen Keil 1995-4-15 24870 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  CDA24575  Hesperomecon linearis A. S. Albert 1933-4-29 San Luis Obispo Seed collected in Oceano, grown in greenhouse. 0 Comment
  RSA396546  Heteranthemis viscidihirta C. F. Smith 1961-9-15 6499 San Luis Obispo About S side of White Lake, Dune Lakes S of Oceano. Comment
  OBI20967  Heterocodon rariflorum Robert F. Hoover 1947-4-18 6947 San Luis Obispo Cambria Comment
  OBI51830  Heterocodon rariflorum D. R. Miller 1992-5-27 592 -1 San Luis Obispo Pine Mt Region. Ocean side of ridge rd at the Hearst gate Comment
  CDA15197  Heteromeles arbutifolia G. F. Hrusa, J. Park, G. Perez 1998-7-21 14735 San Luis Obispo South Coast Ranges; Suey Creek Rd. +- 7 km. W of Hwy 166. Comment
  OBI27092  Heteromeles arbutifolia Jim Souza February1981 s.n. San Luis Obispo Grover City Comment
  OBI83465  Heteromeles arbutifolia Sophia Micheletti, James Vogul, Tricia Navigato, Wylie Hughs, Sarah Maloney 2017-1-21 5 San Luis Obispo Riconada Trail, Santa Maria. Take the trail to the right of the parking lot and walk about 100 yards 318 Comment
  OBI16095  Heterotheca grandiflora F. Rush August1957 s.n. San Luis Obispo S Morro Bay Comment
  UCSC000784  Heterotheca grandiflora B. Bolt 1936-1-14 539 San Luis Obispo 0.375 miles N.E. of Islay Creek (Mouth) Islay Creek (Mouth) - Cayucos 46 Comment
  UC1392770  Hieracium argutum R. F. Hoover 1969-7-17 11475 San Luis Obispo just w Cuesta Pass summit (on sandstone hill) Comment
  OBI29946  Hoita macrostachya David J. Keil 1978-10-20 s.n. San Luis Obispo Reservoir Cyn Comment
  OBI12756  Hoita orbicularis Robert D. Page 1963-10-5 202 San Luis Obispo Near an old beaver dam (3 mi) E of Santa Margarita Comment
  SBBG1676  Hollisteria lanata C. B. Hardham 1958-6-6 4715 San Luis Obispo jct of Camatta Rd and Calf Cyn Rd (Highland School District) Comment
  SEINET10479877  Hollisteria lanata Lewis S. Rose 1936-5-8 Rose 36257 San Luis Obispo Dry slopes. 2 miles E of La Panza. 1700 feet. 520 Comment
  OBI65207  Holocarpha heermannii Greg Wilvert 2005-8-6 514 San Luis Obispo SE Half of the Caliente Range. Padrones Cyn 842 Comment
  OBI70086  Holodiscus discolor Bernard E. Miossi 1939-6-29 113 San Luis Obispo Reservoir Cyn , 50 yds S of crk and 1 mi from mouth of cyn 91 Comment
  RSA449779  Holodiscus discolor L. W. Edge 1974-6-10 445 San Luis Obispo N facing slope, See Canyon. Comment
  OBI2620  Hordeum brachyantherum subsp. californicum Larry E. Brown 1971-5-7 1981 San Luis Obispo At Montano de Oro State Park near Morro Bay Comment
  OBI42260  Hordeum brachyantherum subsp. californicum David J. Keil, V. L. Holland 1986-5-26 19592 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  OBI29021  Hordeum marinum David J. Keil 1982-6-4 16176 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  OBI21926  Hordeum murinum Eben McMillan 1952-5-2 95 San Luis Obispo Choice Valley 1 mi S, 8 mi E of Shandon Comment
  OBI30917  Hordeum murinum Julie M. Vanderwier 1979-4-4 114 San Luis Obispo Indian Knob Tar Sands Comment
  OBI5528  Hordeum murinum Sharon Jochums 1974-4-3 54 San Luis Obispo W of Hwy 1 just S of Piedras Blancas Point on marine terr Comment
  RSA714643  Hordeum vulgare Daisie Huang 2006-4-14 6041405 San Luis Obispo Santa Rosa Creek Road, off 46, two-row 441 Comment
  OBI71118  Hordeum vulgare David J. Keil 1991-5-18 21558 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  RSA660619  Horkelia cuneata Austin P. Griffiths 1980-5-25 s.n. San Luis Obispo SE of Jack Lake. 40 Comment
  UC114270  Horkelia cuneata subsp. cuneata Alice Eastwood 1896-5-10 San Luis Obispo near the Boundary between Santa Barbara and San Luis Obispo Counties; Blockman's Ranch Comment
  JEPS103760  Horkelia cuneata subsp. puberula D. H. Wilken, E. L. Painter, T. Slotta 2002-5-28 15904 San Luis Obispo first ridge E of Lopez Lake, N of Arroyo Grande Crk, ca. 1 linear km WNE of mouth of Portrero Crk. 280 Comment
  CAS-BOT-BC148591  Horkelia cuneata var. puberula Alice Eastwood 1928-5-17 15145 San Luis Obispo Along new road to Pozo Comment
  SBBG40327  Hosackia gracilis R. F. Hoover 1968-4-20 11067 San Luis Obispo mesa summit S of Arroyo de la Cruz Comment
  OBI13203  Hosackia gracilis Robert F. Hoover 1968-4-20 11067 San Luis Obispo S of Arroyo de la Cruz Comment
  OBI62843  Hydrocotyle verticillata Heulan Brown 1959-4-4 15 San Luis Obispo Laguna Lake, Los Osos Valley Comment
  POM272662  Hymenolobus procumbens Lyman Benson 1937-4-4 8096 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  OBI44984  Hypericum perforatum David J. Keil 1984-7-29 18318 San Luis Obispo S of San Luis Obispo along Orcutt Rd, ca 1.5 mi S of jctn with Biddle Ranch rd. Comment
  JEPS26368  Hypochaeris glabra Ernest C. Twisselmann 1959-5-23 5264 San Luis Obispo just w of Baywood; Morro Bay 3 Comment
  SBBG93796  Hypochaeris glabra S. A. Junak 1990-4-26 4199 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  RSA586072  Hypochaeris glabra M. D. Proctor, E. A. Young 1993-4-16 ROB- 0447 San Luis Obispo Cantonment Area; Plant inventory of Camp Roberts and Camp San Luis Obispo Comment
  UCR91817  Hypochaeris radicata George K. Helmkamp 1996-5-27 1100 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  OBI73254  Isocoma menziesii var. sedoides Michael Walgren 2010-9-18 172 San Luis Obispo Estero Bluffs state park, 1.56 mi W of Cayucos Crk, S of hwy 1, at mouth of San Geronimo Crk Comment
  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
  OBI43607  Isolepis cernua Eric Wise 1981-6-15 615 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Turri Rd, 1 mi E of So. Bay Blvd Comment
  CAS-BOT-BC101931  Juglans californica R. F. Hoover 1965-9-18 9574 San Luis Obispo Trout Creek just east of Santa Margarita Comment
  SBBG109443  Juncus C. B. Hardham 1960-6-17 6165 San Luis Obispo Chris Food Crk Comment
  UCR159839  Juncus bufonius George K. Helmkamp, E. A. Helmkamp 2005-6-12 9632 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  OBI23031  Juncus bufonius var. bufonius David J. Keil 1979-10-27 13658 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  SBBG119404  Juncus bufonius var. bufonius M. Wetherwax, E. Painter 2003-5-1 SLO 327 San Luis Obispo unnamed tributary of Chorro Crk, below Chorro Crk bog thistle exclosure; Camp San Luis Obispo 260 Comment
  OBI25471  Juncus bufonius var. congestus David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14014 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
  OBI53067  Juncus bufonius var. congestus David J. Keil 1995-5-23 25209 San Luis Obispo San Luis Range. San luis Bay Estates. Area proposed for housing development Comment
  RSA770184  Juncus bufonius var. occidentalis David J. Keil, Jason Dart, Meg Perry 2010-4-27 30728 San Luis Obispo Carrizo Plain southwest of Carissa Plains Elementary School, south of Highway 58 615 Comment
  UCR42642  Juncus dubius E. A. Wise 1982-6-10 1500 San Luis Obispo Pond on Hwy 58, 1.1 mi east of Creston O'Donovan Road. 415 Comment
  UCD141549  Juncus hesperius Malcom A. Nobs; S. Galen Smith 1948-9-9 669 San Luis Obispo San Luis Obispo County: Dune Lakes Gun Club, about 4 miles south of Pismo Beach. Comment
  OBI38568  Juncus lescurii Eric Wise 1981-6-29 835 San Luis Obispo Twin Lake of Dune Lakes. Comment
  CAS-BOT-BC110161  Juncus luciensis Barbara Ertter; Jeffrey L. Strachan 1980-5-14 3396 San Luis Obispo Ca. 3 miles north of La Panza Guard Station on Los Padres National Forest Road 29S15, ca. 1.5 mile south of Highway 58, ca. 4 miles east of Black Mountain, La Panza Range. 609 Comment
  UCSB17444  Juncus luciensis Hardham, Clare 1958-4-30 San Luis Obispo 6 miles east of Paso Robles; on Creston Road Comment
  UC771775  Juncus patens R. F. Hoover 1946-9-22 6450 San Luis Obispo Cambria Comment
  OBI80223  Juncus patens Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  RSA586355  Juncus phaeocephalus var. phaeocephalus F. L. Johnson, E. A. Young 1993-5-27 ROBO 680 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 1 km NE of Chorro Reservoir. Camp San Luis Obispo. Comment
  SBBG133066  Juncus xiphioides D. Keil, T. Teed, M. Uchida 2001-6-15 29581 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  SD245184  Juncus xiphioides David Keil, Tina Teed, Mariko Uchida 2001-6-15 29601 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle enclosure. 244 Comment
  UCR1770  Juniperus californica Frank C. Vasek 1963-1-15 630115- 02 San Luis Obispo Road from Simmler to Santa Margarita, 3.2 mi WNW from the junction with Pozo Road 328 Comment
  UCD22452  Juniperus californica Ralph Phillips 2003-4-10 S 1 San Luis Obispo San Luis Obispo County: Along road that goes SW from Hwy 46 to Bitter (?) Valley. About 0.5 miles into San Luis Obispo County from Kern County. Temblor Range, south of Hwy 46. 500 Comment
  OBI31510  Keckiella cordifolia Joy Nishida 1982-6-16 466 San Luis Obispo American Cyn. 1.2 mi S of American cyn campground 512 Comment
  SEINET11261655  Kickxia elatine David Keil 1988-10-17 21153 San Luis Obispo Brizziolari Creek at bridge over Via Carta, Cal Poly campus.; 0 100 Comment
  OBI17226  Krascheninnikovia lanata Robert F. Hoover 1946-10-13 6495 San Luis Obispo East edge of Cuyama Valley near Kern Co. line Comment
  SD71169  Krascheninnikovia lanata R. F. Hoover 1946-10-13 6495 San Luis Obispo East edge of Cuyama Valley near Kern County line. Comment
  OBI33044  Lactuca serriola David J. Keil 1983-9-10 17943 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG104435  Lagophylla ramosissima F. L. Johnson, E. A. Young 1993-5-24 ROB 572 San Luis Obispo Boyscout Rd, 2 km SE of Twin Bridges Comment
  OBI25488  Lagophylla ramosissima Dirk Walters, M. G. McLeod 1979-8-15 1350 San Luis Obispo On consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan Crks with State hwy 58 Comment
  SD249147  Lagophylla ramosissima David Keil 1988-9-23 21147 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd, to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  UC1750140  Lagophylla ramosissima David Keil 1998-6-8 27674 San Luis Obispo between Creston and Shandon along Hwy 41, 4.3 road miles NE of jct with La Panza Rd. 0.2 mi SW of jct with Amber Hills Rd. Comment
  RSA0013277  Lagophylla ramosissima subsp. ramosissima R. F. Thorne, P. C. Everett 1963-6-8 32179 San Luis Obispo 6 miles NW of Bradley on road to Jolon 213 Comment
  OBI21952  Lamarckia aurea Robert F. Hoover 1948-4-25 7490 San Luis Obispo Price Canyon Comment
  OBI33388  Lamarckia aurea David J. Keil 1982-3-20 15766 San Luis Obispo San Luis Range in Irish Hills along dirt road leading from See Canyon Road to Hibberd Preserve Comment
  CAS-BOT-BC334582  Lasthenia californica M. E. Jones 1882-5-9 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC339019  Lasthenia californica Alice Eastwood; John Thomas Howell 1935-3-25 2023 San Luis Obispo Cholame Comment
  CAS-BOT-BC352741  Lasthenia fremontii R. F. Hoover 1968-4-17 11063 San Luis Obispo North side of Soda Lake, Carrizo Plain. Comment
  CAS-BOT-BC352747  Lasthenia fremontii Ernest C. Twisselmann 1958-5-12 4450 San Luis Obispo Alkali sinks 2 miles N of Soda Lake. 640 Comment
  RSA614976  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 1998-4-8 3241 San Luis Obispo Soda Lake Rd at Arrowbear Trail (vic. of California Valley, ca. 5 mi. NW of Soda Lake) 610 Comment
  JEPS34367  Lasthenia gracilis Rimo Bacigalupi 1963-4-21 8842 San Luis Obispo 22 Comment
  UC472202  Lasthenia gracilis J. E. Roadhouse 1905-4 385 San Luis Obispo near San Luis Obispo Comment
  UCSB32625  Lasthenia gracilis Nielsen, P. 1977-4-22 San Luis Obispo 6 miles north of Guadalupe on Calif. 1, east side of road; Nipomo Mesa 30 Comment
  RSA201717  Lasthenia leptalea Robert F. Hoover 1958-4-7 8438 San Luis Obispo Atascadero. Comment
  UC1750119  Lasthenia leptalea David Keil 1998-4-20 26878 San Luis Obispo N of Nacimiento Lake (0.3 mi S from Interlake Road on Bee Rock Road) Comment
  UC1747207  Lasthenia microglossa David Keil with Kathleen Keil 1993-4-1 San Luis Obispo E of Santa Margarita along Hwy. 58 at jct. with La Panza Road Comment
  UC1750120  Lasthenia minor David Keil 1998-4-20 26882 San Luis Obispo N of Nacimiento Lake (1 mi from Interlake Road on Lynch Canyon road) Comment
  OBI57914  Lathyrus jepsonii var. californicus David J. Keil 1998-6-15 27827 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  OBI58069  Lathyrus jepsonii var. californicus David J. Keil 1998-6-12 27776 San Luis Obispo Along Coon Creek, Montana de Oro State Park. Comment
  OBI37951  Lathyrus vestitus var. vestitus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18676 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Creek Rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  UC73252  Lathyrus vestitus var. vestitus J. E. Roadhouse 1905-4 87 San Luis Obispo San Luis Obispo Comment
  UCR161910  Layia chrysanthemoides George K. Helmkamp, E. A. Helmkamp 2005-3-1 8985 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
  CAS-BOT-BC321459  Layia glandulosa Ernest C. Twisselmann 1970-6-24 16764 San Luis Obispo Kern Plateau. East border of Manter Meadow. Comment
  CAS-BOT-BC321642  Layia glandulosa Ernest C. Twisselmann 1955-5-27 2055 San Luis Obispo La Panza Range. Lower Cammatta Canyon. 419 Comment
  CAS-BOT-BC321651  Layia glandulosa David D. Keck 1933-5-5 2217 San Luis Obispo 5.5 miles S of Oceano on raod to Guadalupe, southwestern S.L.O. Bounty. The dunes are 1/4 to 1/2 mi inland from the ocean. Comment
  OBI15845  Layia glandulosa Robert F. Hoover 1948-4-17 7480 San Luis Obispo Commatti Cyn Comment
  UC89246  Layia glandulosa Alice Eastwood 1896-5-2 San Luis Obispo near the boundary between Santa Barbara and San Luis Obispo Counties; White Hills, Cuyama Comment
  RSA534617  Layia glandulosa subsp. glandulosa R. F. Thorne, P. C. Everett 1963-4-18 31476 San Luis Obispo Ca. 4 miles S of Cholame. 488 Comment
  CAS-BOT-BC327201  Layia heterotricha R. F. Hoover 1950-4-2 7785 San Luis Obispo W branch of Fernandez Creek, just above La Panza-Creston Road Comment
  CAS-BOT-BC327207  Layia heterotricha R. F. Hoover 1949-4-12 7601 San Luis Obispo South end of Carrizo Plain Comment
  CAS-BOT-BC327299  Layia heterotricha R. F. Hoover 1952-4-8 8073 San Luis Obispo La Panza district Comment
  SBBG61199  Layia heterotricha J. E. Butner 1950-3-18 695 San Luis Obispo near Soda Lake Comment
  CAS-BOT-BC327198  Layia hieracioides R. F. Hoover 1956-4-26 8368 San Luis Obispo Baywood Park Comment
  LA83375  Layia jonesii O. H. Kappler; 1951-3-31 2120 San Luis Obispo Morro Bay Comment
  OBI75062  Layia jonesii David J. Keil 1988-3-19 20396 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  SBBG40541  Layia jonesii R. F. Hoover 1969-4-22 11253 San Luis Obispo San Bernardo Crk, E of Morro Bay Comment
  SEINET10958316 Image available Layia jonesii Marcus E. Jones 1882-5-5 Jones 3224 San Luis Obispo Comment
  RSA613942  Layia munzii George K. Helmkamp, E. A. Helmkamp 1997-3-8 1410 San Luis Obispo Carrizo Plain. 30.1 mi. NW of CA-166 on Soda Lake Rd; at San Diego Crk Rd and edge of Soda Lake. 701 Comment
  CAS-BOT-BC123316  Layia munzii Philip Alexander Munz 1926-4-8 10149 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC385852  Layia platyglossa Alice Eastwood 1926-4-29 13670 San Luis Obispo Cambria Comment
  SEINET7062888  Layia platyglossa A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.9 miles east of Arroyo Grande on Huasna Road. (WGS84/NAD83). UTM Zone 10, 734793mE, 3890432mN. 244 Comment
  UC1069760  Layia platyglossa C. M. Belshaw 1936-3-28 1748 San Luis Obispo 1.6 mi nnw of Point Estero; Cayucos Quadrangle Comment
  SEINET7015843  Layia platyglossa A. G. Vestal 1962-4-10 s.n. San Luis Obispo Carrizo Plain, about 7 miles northwest of Soda Lake and 2.6 miles south of junction about 1 mile west of Simmler. Comment
  RSA11150  Layia platyglossa subsp. campestris C. B. Wolf 1929-4-15 3605 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  CAS-BOT-BC534393  Lemna gibba R. F. Hoover 1946-8-17 6291 San Luis Obispo Upper Arroyo Grande at County Park, Comment
  OBI43037  Lemna minuta David J. Keil, Kathy Jones 1982-4-4 15847 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  CAS-BOT-BC534671  Lemna minuta Ernest C. Twisselmann 1967-9-9 13693 San Luis Obispo Ortega Spring, Palo Prieta Canyon, Temblor Range and Western San Joaquin Valley 598 Comment
  OBI31602  Lepechinia calycina Joy Nishida 1982-5-8 366 San Luis Obispo American Cyn. 1.2 miles S of American Cyn campground, near unlocked gate Comment
  UCR28913  Lepechinia calycina J. H. Nishida 1982-5-8 366 San Luis Obispo South Coast Range, 1.2 mi south of American Canyon Campground, near unlocked gate 506 Comment
  OBI13491  Lepechinia calycina Robert F. Hoover 1946-6-2 6119 San Luis Obispo La Panza range, on E side of summit Comment
  UC1126670  Lepidium dictyotum D. Axelrod 1935-3-31 256 San Luis Obispo 2 mi e Cuyama Ranch; Santa Ynes Quad. 670 Comment
  UC556399  Lepidium dictyotum var. acutidens David D. Keck and J. Clausen 1935-4-9 3102 San Luis Obispo e of Cholame; Cholame Creek 365 Comment
  OBI55382  Lepidium didymum David J. Keil, with V. L. Holland 1997-3-19 26084 San Luis Obispo Oceano Airport. 0 Comment
  OBI26939  Lepidium didymum David J. Keil 1981-2-17 s.n. San Luis Obispo 708 Manzanita, Los Osos Comment
  UCR123164  Lepidium draba George K. Helmkamp, E. A. Helmkamp 2002-4-16 7414 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  OBI39362  Lepidium nitidum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Linda Seek, et al. 1982-5-8 16003 San Luis Obispo Warrens' cabin at base of Cypress Mtn ca. 8 mi from Santa Rosa crk rd on Cypress mtn rd Comment
  UCR101020  Lepidium nitidum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3220 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  POM222648  Lepidium nitidum D. D. Keck, Jens Clausen 1935-4-9 3101 San Luis Obispo Cholame Creek, just to the east of Cholame. 366 Comment
  OBI65822  Lepidium strictum D. R. Miller 1994-3-23 394 -121 San Luis Obispo Pine Mt Region. Along Ridge Rd just before Hearst Gate, Tobacco Crk drainage 900 Comment
  OBI59222  Leptochloa fusca subsp. uninervia David J. Keil 1998-6-8 27682 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  SEINET14168184  Leptosiphon liniflorus R. W. Summers 1884-5-26 s. n. San Luis Obispo La Paura Comment
  SBBG5959  Leptosiphon parviflorus C. B. Hardham 1957-5-12 1911 San Luis Obispo Franklin Crk Comment
  OBI31708  Leptosiphon parviflorus Smeltzer, Turnquist 1982-5-7 97 San Luis Obispo Northeast side of Laguna Lake Park 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
  OBI16686  Leptosyne calliopsidea unk 1952-3-22 12 San Luis Obispo 4 mi S 13 mi E Shandon. Choice Valley Comment
  OBI77585  Leptosyne gigantea David J. Keil 1977-11-11 s.n. San Luis Obispo Los Oso. Cult. at 708 Manzanita by Alice Meyer Comment
  RSA216872  Lessingia glandulifera var. glandulifera Robert F. Hoover 1966-10-7 10130 San Luis Obispo Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  SBBG118055  Lessingia glandulifera var. glandulifera J. Clark, M. Petroelje 2000-6-16 San Luis Obispo Nacimiento River just upstream from low water bridge on Bee Rock Rd; Camp Roberts; LCTA Plot 3 180 Comment
  CAS-BOT-BC339459  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1954-7-2 1418 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Jackson Place: 2 miles south of Grant's Lake, Eastern San Luis Obispo County 533 Comment
  CAS-BOT-BC341981  Lessingia pectinata var. pectinata R. F. Hoover 1946-8-25 6343 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC341987  Lessingia pectinata var. pectinata R. F. Hoover 1964-8-14 9252 San Luis Obispo Jack Lake Comment
  UC74092  Lessingia pectinata var. pectinata Mrs. R. W. Summers 1886-8-1 San Luis Obispo Oso Flaco Comment
  CAS-BOT-BC330419  Lessingia tenuis R. F. Hoover 1946-6-2 6125 San Luis Obispo La Panza district Comment
  OBI64135  Lewisia rediviva LynneDee Althouse, David J. Keil 2002-5-2 187 San Luis Obispo Santa Margarita Ranch Comment
  CAS-BOT-BC283687  Leymus condensatus R. F. Hoover 1947-7-8 7285 San Luis Obispo Steiner Creek [Serrano Canyon] Comment
  CAS-BOT-BC272181  Leymus triticoides Ernest C. Twisselmann 1952-5-14 63 San Luis Obispo Twisselmann Ranch, 5 miles south of Cholame, Temblor Range and the Western San Joaquin Valley Comment
  POM262045  Limnanthes douglasii subsp. nivea I. L. Wiggins 1929-4-13 3447 San Luis Obispo 5 mi. so. of Atascadero, near Santa Margarita. Comment
  RSA409967  Limonium californicum D. W. Taylor 1970-6-22 T 70 -116 San Luis Obispo South end of Morro Bay; 800'W, 2600'N. Comment
  SBBG107489  Linanthus C. B. Hardham 1957-5-4 1865 San Luis Obispo Tierra Redonda Comment
  OBI82467  Linanthus californicus David J. Keil, with V. L. Holland 2015-6-19 33249 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 110 Comment
  OBI11392  Linanthus dichotomus subsp. dichotomus 1952-3-22 770 .13 San Luis Obispo Commutta? Canyon. 9 mi S of Shandon Comment
  OBI11394  Linanthus dichotomus subsp. dichotomus R. F. Hoover 1967-4-12 10431 San Luis Obispo Upper Arroyo Grande Comment
  OBI36155  Linanthus dichotomus subsp. dichotomus Walter F. Chesbro 1978-5-6 100 San Luis Obispo Avenues Reserve. Hwy. 58. Open, grassy area Comment
  UC23488  Linanthus grandiflorus Mrs. Blochman May 1893 San Luis Obispo Comment
  SEINET8724408 Image available Lithocarpus densiflorus G. T. Nordstrom s n 1195 San Luis Obispo 3.1 miles southeast of Asuncion School, Adelaida, altitude 1200 feet. 18 Comment
  OBI9764  Lithophragma affine Robert F. Hoover 1947-3-26 6738 San Luis Obispo Price Cyn (just S of) Comment
  UC1127221  Lithophragma cymbalaria C. A. Graham 1938-4-6 283 San Luis Obispo 0.4 mi wsw Bee Rock (Plot 104); Bradley Quadrangle Comment
  UCR122506  Lithophragma cymbalaria George K. Helmkamp, E. A. Helmkamp 2001-5-2 6617 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  SBBG46691  Lithophragma heterophyllum L. W. Edge 1973-4-9 263 San Luis Obispo lower See Cyn Comment
  UC310661  Lithophragma heterophyllum Philip A. Munz 1926-4-9 10201 San Luis Obispo Willow Creek Road 15 mi from Morro (Ascension School); 15 mi from Morro Comment
  UCR161343  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2005-3-8 9041 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills. 1.1 mi SW of Los Osos Valley Road along Prefumo Canyon Road 98 Comment
  RSA608219  Lithophragma parviflorum var. parviflorum R. S. Woglum 1941-4-26 2966 San Luis Obispo San Joaquin Valley: Simmler; Carrizo Plain. . Comment
  OBI15226  Lobularia maritima Jim Heaston 1955-10-21 56 San Luis Obispo Cal Poly SLO Comment
  OBI73457  Loeflingia squarrosa David J. Keil 2010-6-1 30821 San Luis Obispo La Panza Mountains. 4.5 road miles west of San Juan Creek bridge, and east of Highway 58 0?300 m along dirt road. 500 Comment
  CAS-BOT-BC342293  Logfia filaginoides Alice Eastwood 1906-6-13 419 San Luis Obispo Country adjacent to Santa Maria. Suey Cr. Comment
  OBI56764  Logfia filaginoides David J. Keil 1986-4-13 19191 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  OBI74384  Logfia filaginoides Theo Fitanides, Anthony Baniaga 2010-5-7 155 San Luis Obispo Tierra Redonda Mtn BLM ACEC 432 Comment
  UC1304964  Logfia filaginoides R. F. Hoover 1967-5-5 10523 San Luis Obispo ridge nw Cuesta Pass Comment
  OBI25031  Logfia gallica David J. Keil, Dirk Walters 1980-4-26 13910 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso robles Comment
  OBI3926  Logfia gallica Patricia Wiese 1971-5-31 73 San Luis Obispo Fuelbreak in Cuesta Ridge Botanical aRea. 2 mi NW of Cuesta Pass 762 Comment
  CDA11491  Lolium multiflorum G. F. Hrusa 1995-5-28 12271 San Luis Obispo Black Butte Research Natural Area; Occasional on open flats between intersections of access roads to Mt. Lowe radio facility and Peak 1 radio facility with main ridge road. Sown in area after Las Pilitas fire in 1985. Comment
  UCD66672  Lolium temulentum J. H. Barber 1900-5-6 San Luis Obispo San Luis Obispo County: Pleyto Road, near Nacimienta River. Comment
  SBBG117997  Lomatium caruifolium M. Wetherwax, E. Painter 2002-2-27 SLO 209 San Luis Obispo near Chorro Crk Rd, SW of Chorro Reservoir; Camp San Luis Obispo 300 Comment
  OBI80190  Lomatium dasycarpum David J. Keil 1978-3-25 12675 San Luis Obispo Irving Ranch. Comment
  OBI8891  Lomatium dasycarpum subsp. dasycarpum Robert F. Hoover 1958-3-26 8437 San Luis Obispo Ridge of Santa Lucia Mts NW of Cuesta Pass Comment
  UC1123024  Lomatium dasycarpum subsp. dasycarpum C. A. Graham 1938-4-12 316 San Luis Obispo 1 1/2 mi. s.e. Bee Rock; Bradley Quad. Comment
  JEPS27053  Lomatium dasycarpum subsp. dasycarpum Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7432 San Luis Obispo just e. Bee Rock (Bee Rock Canyon, (but 0.4 mi. w. of Bee Rock on both the Tierra Redonda Mt. - 1949 - and Bradley 15 - 1919 - U.S.G.S. sheete)); n. San Luis Obispo Co. Comment
  RSA128127  Lomatium dasycarpum subsp. dasycarpum Clare B. Hardham 1958-5-7 3227 San Luis Obispo Hills between Bee Rock and the Nacimiento River Comment
  OBI51753  Lomatium parvifolium R. Mike Arens 1994-3-26 25 San Luis Obispo Calif State Polytechnic College Campus, San Luis Obispo, CA 152 Comment
  SFV2588  Lomatium parvifolium L. Constance, R. W. Holm, C. E. Wood, Jr. 1949-4-24 s. n. San Luis Obispo Serpentine knoll at east end of Los Osos Valley. 0.8 miles southwest of San Luis Obispo. 152 Comment
  OBI23358  Lomatium utriculatum Robert J. Rodin 1954-4-3 5941 San Luis Obispo Bishop Peak on the east side of the mountain in a heavily grazed area Comment
  OBI8845  Lomatium utriculatum Aart C. De Vos 1963-4-7 53 San Luis Obispo Poly Canyon, North slope Comment
  OBI8850  Lomatium utriculatum Robert F. Hoover 1949-5-15 7687 San Luis Obispo 10 mi east of Creston on La Panza Rd Comment
  UC1123047  Lomatium utriculatum H. C. Lee 1937-5-8 895 San Luis Obispo Paso Robles Quad. (Quad. 130D), Adelaida Rd. Comment
  UC1123071  Lomatium utriculatum W. A. Peterson 1937-4-2 654 San Luis Obispo 1 1/2 mi. n.-n.w. La Panza Ranch; La Panza Quad. Comment
  CAS-BOT-BC240816  Lonicera interrupta R. F. Hoover 1966-7-13 9900 San Luis Obispo 5 1/2 mi. se. of Santa Margarita. Hill west of Salinas River opposite Pilitas Creek Comment
  CAS-BOT-BC234944  Lonicera subspicata var. denudata Ernest C. Twisselmann 1955-6-16 2152 San Luis Obispo La Panza Range. Queen Bee Canyon 673 Comment
  OBI78621  Loropetalum chinense Brittany Nguyen, Maddy Newton, Mike McTygue 2014-2-13 1 San Luis Obispo Cal Poly San Luis Obispo campus. Near the intersection of University Dr. and South Perimeter Rd. in front of Graphic Arts Building 26. 98 Comment
  RSA43249  Lotus benthamii Robert F. Hoover 1947-9-14 7397 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  JEPS50767  Lotus benthamii Rimo Bacigalupi 1967-6-27 9302 San Luis Obispo first canyon .33 mi n San Carpoforo Canyon (along Calif State Highway 1) 45 Comment
  RSA90297  Lotus grandiflorus var. grandiflorus Margaret Stason 1932-05 329 San Luis Obispo Near summit of Poza Mts. Comment
  UC1285181  Lotus junceus R. F. Hoover 1964-10-3 9319 San Luis Obispo Mouth of Coon Creek Comment
  UC15624  Lotus junceus var. biolettii Brewer Apr 1861 475 San Luis Obispo San Luis Obispo Comment
  UC454689  Lotus purshianus var. purshianus E. P. Unangst 1906-1 San Luis Obispo San Luis Obispo Comment
  UCR14501  Lotus salsuginosus George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, north of 'Morro Bay' on Cuesta Grade [presumably meaning N of San Luis Obispo] 305 Comment
  RSA585705  Lotus salsuginosus var. salsuginosus F. L. Johnson, E. A. Young 1993-5-23 ROB- 0538 San Luis Obispo 1 km SE of Twin Bridges on Boyscout Rd. Comment
  UCR246623  Lotus scoparius Beth Waterbury 1983-4-2 037 San Luis Obispo Baywood Park, entrance to Montana de Oro State Park 119 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
  CDA11457  Lotus strigosus G. F. Hrusa 1995-5-28 12216 San Luis Obispo Black Butte Research Natural Area. Top of Ridge 2, E of Peak 2. Comment
  SEINET3559991 Image available Lotus strigosus G. K. Helmcamp, E. A. Helmkamp 2005-3-25 9201 San Luis Obispo Outer South Coast Ranges: Santa Lucia Wilderness; Hi Mountain Road, 6.7 mi ENE of Lopez Lake near Salt Creek 399 Comment
  UC55687  Lotus strigosus Mrs. R. W. Summers San Luis Obispo Santa Maria Comment
  RSA122872  Lotus strigosus var. hirtellus H. C. Lee 1936-3-14 492 San Luis Obispo one mile southeast of Sycamore Springs. 76 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
  UC55686  Lotus wrangelianus Mrs. R. W. Summers 1887-3-6 San Luis Obispo Comment
  OBI23311  Lupinus albifrons J. T. Arnold 1965-4-11 50 San Luis Obispo West side of See Canyon, S 1/2 sect 11, T31S, R11E Comment
  OBI37918  Lupinus albifrons David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18574 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  UC1129312  Lupinus albifrons E. Armstrong 1934-4-1 1153 San Luis Obispo 4 mi e Santa Margarita; San Luis Obispo Quad., e of Santa Margarita Comment
  OBI33361  Lupinus albifrons David J. Keil 1982-3-20 15756 San Luis Obispo San Luis Range in Irish Hills along dirt road leading from See Cyn rd to Hibberd Preserve Comment
  UC1285102  Lupinus albifrons R. F. Hoover 1964-6-12 9062 San Luis Obispo near Rocky Butte Fire Lookout; near Rocky Butte Fire Lookout Comment
  UCR161229  Lupinus albifrons var. albifrons George K. Helmkamp, E. A. Helmkamp 2005-3-5 9036 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
  UC1129358  Lupinus arboreus H. C. Lee 1936-3-2 443 San Luis Obispo 2 mi n Arroyo Grande; Arroyo Grande Quad. Comment
  UC1334649  Lupinus arboreus Austin Griffiths Jr. and Margaret E. Griffiths 1966-5-9 5053 San Luis Obispo behind coastal dunes into canyons and along swales in bluffs above to ca 5 mi inland at site south-encircling Oceano; s-encircling Oceano Comment
  POM349922  Lupinus arboreus var. arboreus Austin P. Griffiths, Margaret E. Griffiths 1966-5-9 5053 San Luis Obispo To ca. 5 miles inland at site south-encircling Oceano. Comment
  HSC91528  Lupinus bicolor Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI37875  Lupinus bicolor David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18614 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
  RSA0036478  Lupinus bicolor Daisie Huang 2006-4-13 06041332 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  RSA0036481  Lupinus bicolor Daisie Huang 2006-4-13 06041334 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  UC917057  Lupinus bicolor R. Bacigalupi 1949-4-8 3079 San Luis Obispo Cambria Pines; hill between Cambria and ocean Comment
  SEINET10484886  Lupinus bicolor subsp. microphyllus Robert F. Hoover 1966-4-20 Hoover 9819 San Luis Obispo E of atascadero on creston raod, on grade e of salinas river Comment
  RSA17791  Lupinus bicolor subsp. tridentatus Carl B. Wolf 1929-4-15 3581 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  OBI70508  Lupinus chamissonis Larry Kelly, David J. Keil 1988-10-1 294 San Luis Obispo Between Pismo State beach campground and Grand Ave Comment
  OBI53452  Lupinus chamissonis Arthur W. Hazebrook 1991-6-6 87 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI12915  Lupinus concinnus Robert F. Hoover 1947-3-29 6797 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  OBI57105  Lupinus concinnus G. F. Hrusa 1995-5-2 12198 San Luis Obispo Black Butte Research Natural Area. Burned over summit of Peak 3 600 Comment
  OBI20200  Lupinus concinnus Robert J. Rodin 1962-5-10 6878 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit Rd on rd maintained by the Forest svc and Telephone Company Comment
  RSA132989  Lupinus densiflorus var. palustris Clare B. Hardham 1958-5-17 3349 San Luis Obispo Chimney Rock Ranch, intersection Oak Flat Road and North Road to Adelaida. Comment
  CAS-BOT-BC205389  Lupinus excubitus var. austromontanus R. F. Hoover 1947-3-29 6773 San Luis Obispo Atascadero Comment
  UC338092  Lupinus hirsutissimus unknown 1887-1 San Luis Obispo Comment
  OBI55232  Lupinus hirsutissimus Greg Frugoli 1997-4-7 14 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres Natl Forest hwy 58 burn area 823 Comment
  SD239745  Lupinus ludovicianus Daisie Huang 2007-4-17 0704 1701 San Luis Obispo Along Hi Mountain Road, under large oak tree. 192 Comment
  UCR118380  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 1998-7-1 4243 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  JEPS108001  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-7 1147 San Luis Obispo Pozo Road 0.3 mi E Hwy. 58 E of Santa Margarita Comment
  OBI48280  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1151 San Luis Obispo Hi Mtn Rd 8.8 mi NE Lopez Lake Rd Comment
  RSA659201  Lupinus microcarpus var. densiflorus R. Riggins 1982-4-24 1359 San Luis Obispo Mt. Hamilton Rd. 7.5 mi E jct. Alum Rock Rd., 2.7 mi W Smith Creek Boys Ranch. Comment
  SBBG114037  Lupinus microcarpus var. densiflorus R. Riggins 1978-5-9 1149 San Luis Obispo Hwy 166, 11.9 mi E of US Hwy 101 Comment
  OBI12878  Lupinus microcarpus var. horizontalis Robert F. Hoover 1950-4-14 7818 San Luis Obispo Panorama Hills Comment
  OBI59142  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-28 1138 San Luis Obispo Head of Crocker Cyn, Hurricane Rd, 0.9 mi NE jct with Co. Rd 285. W side of Temblor Range Comment
  SBBG45476  Lupinus microcarpus var. horizontalis D. Emery 1950-4-14 San Luis Obispo Panorama Point, Carrizo Plains Comment
  SBBG22276  Lupinus microcarpus var. microcarpus C. B. Hardham 1962-3-24 8930 San Luis Obispo jct of Shell Crk and Camatta Rd, E of Creston Comment
  SJSU3389  Lupinus microcarpus var. microcarpus C. W. Sharsmith 1962-4-21 6844 San Luis Obispo Recruit Canyon (Lower reaches) near Crocker Peak, Temblor Range 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
  JEPS108092  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1141 San Luis Obispo SE facing slope just W of San Juan Creek at Hwy. 58. Comment
  OBI48433  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-5-6 1144 San Luis Obispo Huerhuero-La Panza Rd 0.2 mi NW Hwy 58 Comment
  OBI48485  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1181 San Luis Obispo Steep rd cut on El Pomar Rd 0.1 mi S of jctn with Vaquero Dr paralleling Salinas River, N Templeton Comment
  UCSB12190  Lupinus microcarpus var. microcarpus Breedlove, Dennis 1962-3-24 San Luis Obispo Roadbank 5.5 miles south of Shandon 365 Comment
  UCSB42809  Lupinus microcarpus var. microcarpus Martin, T. 1980-04 San Luis Obispo Calif. 46, 8 mi. west of Cambria into Coast Range 365 Comment
  CLARK-A1045-1378  Lupinus nanus George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay; Morro Bay S 7.5'Q Comment
  OBI75845  Lupinus nanus Al Lindholm 1971-4-11 164 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. Ridge top E of Geode Mtn. E slope of Geode Mtn 520 Comment
  SBBG110255  Lupinus nanus C. B. Hardham 1962-4-16 8991 San Luis Obispo Pozo, Hi Mtn Comment
  UC454948  Lupinus nanus Unangst and Roadhouse 1906-4-21 628 San Luis Obispo Sycamore Springs 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
  OBI78548  Lupinus succulentus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14428 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCSB18588  Lupinus succulentus del Moral, Roger 1965-3-28 San Luis Obispo Road to Templeton, 2.6 miles E of Adelaida 487 Comment
  OBI57840  Lupinus truncatus David J. Keil 1998-3-27 26448 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI80325  Lupinus truncatus David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  UCR132018  Lupinus truncatus George K. Helmkamp 2003-8-16 8072 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  SD232688  Lupinus variicolor G. Helmkamp 1996-5-25 1062 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. 14 Comment
  OBI5515  Lysimachia arvensis Sharon Jochums 1974-3-9 25 San Luis Obispo Roadcut W of hwy 1 just S of Arroyo de la Cruz Comment
  UC1191549  Lythrum hyssopifolia Malcolm A. Nobs, S. Galen Smith 1949-6-24 865 San Luis Obispo just s of San Luis Obispo (on Highway 101); Highway 101 Comment
  UCSB37988  Lythrum hyssopifolia Edge, Lyda 1974-6-12 San Luis Obispo North of Laguna Lake Comment
  OBI65747  Lythrum salicaria D. R. Miller 1994-11-7 1194 -544 San Luis Obispo In crk way of Botanical gardens at Cal Poly Comment
  SBBG55594  Madia elegans D. Keil 1980-9-16 14197 San Luis Obispo Calf Cyn along Hwy 58 ca. 0.5 mi W of jctn with Hwy 229 Comment
  RSA0047738  Madia exigua LeRoy Gross, Marcel Beffort 2014-5-14 6470 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  SBBG93649  Madia gracilis S. A. Junak 1990-5-1 4286 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  OBI28908  Madia gracilis Melissa Luckow, Rhonda Riggins 1982-5-14 876 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales rd Comment
  SBBG8589  Madia gracilis C. B. Hardham 1956-6-4 837 San Luis Obispo Atascadero Ranch Comment
  OBI66951  Madia radiata David J. Keil, with Kathleen A. Keil 2001-4-20 29357 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58. Vicinity of 35.50206 deg. N x 120.07846 deg. W 671 Comment
  UC580857  Madia radiata Ira L. Wiggins 1935-4-19 7958 San Luis Obispo 15 mi se Shandon (w end of Choice Valley); w end Choice Valley Comment
  JEPS82139  Madia radiata Rimo Bacigalupi, and L. Heckard 1962-3-27 8436 San Luis Obispo 2.0 mi ne junction of State Highway 41 and U. S. Highway 466 (s of State Highway 41, 4.1 mi w of Kern County line) 365 Comment
  OBI64479  Madia radiata David J. Keil 2001-5-10 29447 San Luis Obispo Bitterwater Road, ca. 10 miles north of Highway 58. Vicinity of 35.50206 deg. N x 120.07846 deg. W. 671 Comment
  OBI34690  Madia sativa David J. Keil, Eric Wise 1983-8-30 17887 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI7267  Madia sativa David J. Keil 1976-9-18 11815 San Luis Obispo 2.5 mi N of jctn with Loez Dr along Orcutt Rd Comment
  CAS-BOT-BC204153  Malacothamnus jonesii R. F. Hoover 1950-5-28 7936 San Luis Obispo Redrock Canyon, n. side of lower Cuyama Valley Comment
  CAS-BOT-BC204168  Malacothamnus jonesii Alice Eastwood 1928-5-17 15146 San Luis Obispo Along new road to Pozo, San Luis Obispo Comment
  CDA15136  Malacothrix californica G. F. Hrusa 1998-4-25 14222 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Above bottom of Swain Wash, at south end of Swain pasture and appr. 1/2 mi. W of Soda Lake Rd. Comment
  CAS-BOT-BC345339  Malacothrix californica Ernest C. Twisselmann 1955-4-9 1828 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles southeast of Shandon 420 Comment
  UCD40572  Malacothrix coulteri Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1537 San Luis Obispo San Luis Obispo County: California Valley, north of boundary of Carrizo Plain National Monument. Along Soda Lake Road, just south of intersection with Cornell Road. 609 Comment
  UCD83178  Malacothrix floccifera CNPS SSN-SJV Foothill Team 2008-5-8 227 San Luis Obispo San Luis Obispo County; Carrizo Plains, 200 meters south of Selby Campground. 784 Comment
  JEPS35309  Malacothrix floccifera R. F. Hoover 1952-5-11 8190 San Luis Obispo e side La Panza Range; , Navajo Creek District Comment
  CAS-BOT-BC347798  Malacothrix glabrata R. F. Hoover 1952-4-10 8104 San Luis Obispo La Panza district, just west of San Juan River Comment
  OBI15659  Malacothrix glabrata Robert F. Hoover 1965-4-3 9338 San Luis Obispo Shell Crk, hill W of Comment
  JEPS99124  Malacothrix incana E. R. Blakley 1960-7-2 3502 San Luis Obispo beach W of Oso Flaco Lake 6 Comment
  SD40012  Malacothrix incana Edith A. Purer 1937-8-7 2234 San Luis Obispo Oceano Comment
  UC1321266  Malacothrix incana R. F. Hoover 1966-9-21 10079 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC323310  Malacothrix incana John H. Weiler; T. Robbins 1959-8-8 59230 San Luis Obispo Lake Osa Flaco Comment
  OBI79880  Malva arborea David J. Keil 2012-7-27 31491 San Luis Obispo Oceano. Area of dunes and marsh southwest of Oceano Airport between Maui Circle and Laguna Drive 3 Comment
  CAS-BOT-BC206676  Malva assurgentiflora Marcus E. Jones 1930-2-2 26541 San Luis Obispo Marine Station, Laguna Comment
  CDA16888  Malva parviflora 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
  CDA20424  Marah fabacea J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres NF, Cuesta Ridge East 0 Comment
  OBI35458  Marah fabacea Melody Dickens 1980-8-15 54 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  SBBG69438  Marah fabacea R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  RSA518081  Marah fabacea Steven A. Junak 1990-4-26 4195 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
  UC987718  Marah fabacea Roxana S. Ferris and R. Bacigalupi 1951-3-31 12367 San Luis Obispo between Cayucos and Templeton (near w summit of grade, Old Creek-Santa Rita Canyon Road) Comment
  SBBG133056  Marsilea vestita D. Keil 2000-5-24 28737 San Luis Obispo Santa Margarita Ranch, ca. 4.2 mi S of railroad crossing (in Santa Margarita) on Pozo Rd Comment
  OBI72250  Matricaria discoidea Anthony Baniaga, Theo Fitanides 2010-3-27 74 San Luis Obispo Tierra Redonda Mtn BLM ACEC. Dirt carpark E of Oak Shores Rd 345 Comment
  CAS-BOT-BC348075  Matricaria discoidea Clare B. Hardham 1957-4-19 1687 San Luis Obispo Santa Lucia Mountains. A mile west of Templeton Comment
  JEPS37070  Matricaria discoidea W. L. Jepson 1928-4-28 12686 San Luis Obispo La Cuesta Pass Santa Lucia Mountains Comment
  JEPS37073  Matricaria discoidea W. L. Jepson 1927-4-27 12024 San Luis Obispo Cholame Village 335 Comment
  OBI28746  Matricaria discoidea David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14490 San Luis Obispo Rd at S end of Soda Lake ca 1/4 mi E of Soda Lake Rd Comment
  CAS-BOT-BC348307  Matricaria occidentalis R. F. Hoover 1966-3-30 9761 San Luis Obispo West side of Soda Lake, Carrizo Plain Comment
  OBI4256  Matthiola incana John Kelly 1970-5-21 25 San Luis Obispo Garden on Church St, San Luis Obispo Comment
  OBI36960  Medicago polymorpha Eric Wise 1982-4-29 1415 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI80891  Medicago polymorpha David J. Keil 2015-2-14 32606 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  UCR132036  Medicago polymorpha George K. Helmkamp 2003-7-31 8069 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  UCD107826  Medicago polymorpha C. A. Graham 1939-4-14 514 San Luis Obispo San Luis Obispo County: 1 1/2 miles north of Pine Canyon Guard Station, Branch Mountain. 533 Comment
  CAS-BOT-BC269453  Melica californica David D. Keck 1933-5-3 2124 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield, northern San Luis Obispo County Comment
  UC53672  Melica californica J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mts. Comment
  RSA163797  Melica californica Clare B. Hardham 1957-5-6 1840 San Luis Obispo 3/4 mile SE of Atasedero Lake. Santa Lucia Mountains. Comment
  CAS-BOT-BC281683  Melica imperfecta Clare B. Hardham 1959-5-6 4427 San Luis Obispo Santa Lucia Mts. Bee Rock Rd to Nacimiento Lake Comment
  CHSC53321  Melica imperfecta L. P. Janeway 1988-4-16 2635 San Luis Obispo Slopes on E side of Shedd Cyn 3.0 mi S of Creston-Shandon Rd (hwy 41). 381 Comment
  OBI58410  Melica imperfecta G. F. Hrusa 1995-4-15 12098 San Luis Obispo La Panza Range, Approx. 1 mi S of Queen Bee Camp, 1 m S of La Panza Summit on La Panza Rd 750 Comment
  OBI12792  Melilotus albus Betty Sheehan 1957-11-13 37 San Luis Obispo Cal Poly campus. Swine unit Comment
  RSA348172  Melilotus albus E. A. Purer 1931-08 14540 San Luis Obispo Oceano Comment
  OBI58175  Mentha spicata David J. Keil 1998-9-4 28085 San Luis Obispo Garden Farms area. Santa Margarita Creek N of Santa Margarita, W of El Camino Real bridge, just S of Santa Margarita Rd. Comment
  CAS-BOT-BC94973  Mentzelia affinis R. C. Wenk 2007-4-14 629 San Luis Obispo Carrizo Plain N.M., edge of Elkhorn Plain, along Panorama Road toward Temblor Range, 5 mi. NE of Soda Lake Road 662 Comment
  LA48314  Mentzelia affinis D. E. Breedlove; 1962-3-29 2064 San Luis Obispo 8.6 mi. W of Simmler; La Panza Range. 548 Comment
  OBI75720  Mentzelia gracilenta D. R. Miller 2011-5-20 511 .948 San Luis Obispo Rocky Butte/Pine Mt region. At edge of rocky outcropping at Saddle Potrero which drains into Tobacco Crk drainage Comment
  RSA0089861  Mentzelia micrantha Dean Wm. Taylor 2003-5-5 18509 San Luis Obispo La Panza Range: Highway 58 in Calf Canyon 0.5 miles East of junction, Highway 229, hillslopes north of the road. 381 Comment
  OBI12455  Mentzelia pectinata Robert F. Hoover 1952-4-20 8149 San Luis Obispo Between San Juan river and Carrizo Plain Comment
  OBI12505  Mentzelia pectinata Robert F. Hoover 1950-4-14 7831 San Luis Obispo N end of Elkhorn Plain Comment
  OBI64965  Mentzelia pectinata Greg Wilvert 2005-3-30 70 San Luis Obispo SE half of the Caliente Range. Approx 1.1 km SSE of Padrones Spring 1232 Comment
  OBI75254  Micropus californicus var. subvestitus David J. Keil 2011-5-12 31011 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 354 Comment
  CAS-BOT-BC348718  Microseris bigelovii Mrs. R. W. Summers 1887-8-1 s.n. San Luis Obispo Unspecified Comment
  CAS-BOT-BC349011  Microseris douglasii subsp. douglasii Kenton L. Chambers 1954-4-23 479 San Luis Obispo Hwy. 101, 1 mi. s. of Atascadero Comment
  POM53394  Microseris douglasii subsp. douglasii R. W. Summers s.n. San Luis Obispo [No further location information.] Comment
  OBI11281  Microsteris gracilis Evan McMillan 1952-5-7 118 San Luis Obispo Pinole spring 10 mi S 16 mi E Shandon 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
  OBI42985  Mimetanthe pilosa Eric Wise 1983-10-16 1846 San Luis Obispo Shell Crk Rd and hwy 58 Comment
  OBI54203  Mimetanthe pilosa David J. Keil 1996-5-30 25880 -2 San Luis Obispo hwy 227, ca 1 mi N of hwy 58 Comment
  CAS-BOT-BC9694  Mimulus androsaceus Clare Butterworth Hardham 1960-3-28 5252 San Luis Obispo about 1 mile northwest of Bee Rock 304 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
  RSA43199  Mimulus aurantiacus var. pubescens Robert F. Hoover 1946-6-16 6154 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  UC1063579  Mimulus aurantiacus var. pubescens T. M. Hendrix 1939-5-3 1004 San Luis Obispo 1.4 mi se Avenales Ranch (Plot 110); Los Padres National Forest, Branch Mt. Quadrangle Comment
  RSA20406  Mimulus aurantiacus var. pubescens Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9436 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway 178. Comment
  RSA550810  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-26 1087 San Luis Obispo La Panza Range. 1.4 mi NE of Park Hill Raod along USFS Road 29S02 (to Navajo campground) 671 Comment
  UC454793  Mimulus grandis Ira J. Condit 1907-9-23 San Luis Obispo Poly grounds San Luis Obispo Comment
  OBI19916  Mimulus guttatus Walter F. Chesbro 1979-4-28 151 A San Luis Obispo Along Old Pozo Rd, just below turnoff to Hi Mt lookout Comment
  SBBG118186  Mimulus latidens E. Painter, M. Wetherwax, D. Wilken, D. Keil 1991-4-17 CR 186 San Luis Obispo SE of jct of W Perimeter and Bee Rock Rds; Camp Roberts 217 Comment
  UC1392773  Mimulus pilosus R. F. Hoover 1969-7-3 11412 San Luis Obispo Paso Robles Salinas River bed Comment
  UC1392968  Mimulus pilosus R. F. Hoover 1969-7-3 11412 San Luis Obispo Paso Robles Salinas River bed Comment
  RSA201160  Mimulus rattanii Clare B. Hardham 1961-4-17 6839 San Luis Obispo Pine Mt. north of Cambria. 915 Comment
  SD244663  Minuartia californica David Keil, Kathleen Keil 1998-5-26 27427 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Road, 3.3 miles from Hwy 58. 640 Comment
  CAS-BOT-BC174575  Minuartia californica E. McMillan 1952-3-23 17 San Luis Obispo [Navajho] Navajo Ridge. Red Hill 1 mi. E. and 2 mi. S. Cammatta Ranch Comment
  JEPS27050  Minuartia californica Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7429 San Luis Obispo n-facing slope just e Bee Rock ((but 0.4 mi w of Bee Rock on both Tierra Redonda Mtn.- 1949 - and Bradley 15' -1919 - USGS sheets)); Bee Rock Canyon Comment
  OBI57346  Minuartia cismontana David J. Keil, with Kathleen A. Keil 1998-4-18 26801 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Rd; 1/2 mile from Hwy 58. Comment
  OBI49111  Minuartia douglasii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel and Richard Pimentel 1982-3-13 15700 San Luis Obispo Pennington Crk Biological Reserve, W of San luis Obispo Comment
  SBBG113873  Minuartia douglasii C. B. Hardham 1956-4-26 532 San Luis Obispo headdwaters of Cienega Crk Comment
  SBBG118512  Minuartia douglasii J. Greenhouse, M. Wetherwax, E. Painter 2003-5-18 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 200 Comment
  OBI79251  Minuartia douglasii David J. Keil, Dirk Walters 1980-4-5 13755 San Luis Obispo Ca 28 miles E of Santa Maria on Hwy 166 and N on Chimineas Ranch Road Comment
  CAS-BOT-BC434725  Mirabilis laevis var. crassifolia R. F. Hoover 1967-4-15 10458 San Luis Obispo Canyon just west of Cottonwood Canyon bridge, lower Cuyama Valley. Comment
  OBI80857  Modiola caroliniana David J. Keil 1992-1 22925 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  SBBG109894  Monardella breweri C. B. Hardham 1957-7-20 2469 San Luis Obispo 1.6 mi E of Parkhill Rd on Calf Cyn Rd Comment
  CAS-BOT-BC219865  Monardella breweri subsp. breweri L. R. Abrams 1913-7-20 5048 San Luis Obispo Near Templeton Comment
  UCD125183  Monardella breweri subsp. lanceolata Frederic Hrusa 1987-5-27 5368 San Luis Obispo San Luis Obispo County: Immediately to northeast of Big Rocks in Cuyama Valley, approximately 1 mile noprth of Rock Front Ranch along Highway 166. Comment
  CDA17883  Monardella crispa Austin Griffiths, M. McLeod 1987-4-23 18130 San Luis Obispo Callender Dunes; First sand bowl, 0.25 mi W of Black Lake, bordering south edge of Mud Lake. 0 Comment
  SFV3179  Monardella crispa E. R. Blakley 1958-8-2 2425 San Luis Obispo Dune Lake 4 miles south of Oceano. 3 Comment
  SEINET10582029  Monardella crispa A. Graff 1993-7-8 Graff 153 San Luis Obispo Big Coreopsis Hill, south-facing slope. T32S,R12E. Need permission from Nature Conservancy to collect. Locally abundant, with Camissionia cheiranthifolia, Coreopsis gigantea, Carpobrotus chilensis, Abronia latifolia, A. umbellata, etc. Bombus sp. 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
  RSA518399  Monardella palmeri Steven A. Junak 1990-7-26 4424 San Luis Obispo Santa Lucia Mountains; N slope of W Cuesta Ridge in Cuesta Ridge Botanical Area, 0.4 miles NW of Peak 2478 at SW end of mine excavation along abandoned mine road which intersects W Cuesta Ridge Road 4 miles W of Hwy 101 659 Comment
  RSA660620  Monardella undulata Austin P. Griffiths, G. Jones, K. Jones, D. Bay 1986-5-25 s.n. San Luis Obispo Moro Bay Sandspit, near SW corner, but several hundred meters NE along bisecting trail Comment
  CAS-BOT-BC220280  Monardella undulata subsp. crispa R. F. Hoover 1947-7-10 7291 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe - Arroyo Grande road 1500 Comment
  SBBG71981  Monardella undulata subsp. crispa R. Hoffmann 1930-4-9 San Luis Obispo Arroyo Grande Comment
  OBI13615  Monardella undulata subsp. undulata H. E. McMinn 1935-6-16 3847 San Luis Obispo Oceano station 200 Comment
  UCR115123  Monardella undulata subsp. undulata Austin P. Griffiths, M. E. Griffiths 1986-5-15 s.n. San Luis Obispo Central Coast, Guadalupe Dunes, midway along northernmost vegetated ridge Comment
  OBI72847  Monardella villosa Michael Walgren 2010-8-13 150 San Luis Obispo Hwy 1 rd cut SE base of bridge over Arroyo de la Cruz. At the top of the rd cut adj to ranch fencing and under/on edge of coastal scrub Comment
  RSA42986  Monardella villosa subsp. obispoensis Robert F. Hoover 1946-8-3 6260 San Luis Obispo Above Perfumo Canyon Comment
  RSA184642  Monardella villosa subsp. obispoensis Clare B. Hardham 1956-7-31 1222 San Luis Obispo York Mountain W of Templeton 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
  OBI17184  Monolepis nuttalliana Robert F. Hoover 1966-4-2 9795 San Luis Obispo E side of Soda lake, Carrizo Plain Comment
  UC524097  Monolepis nuttalliana Ira L. Wiggins 1932-3-20 5788 San Luis Obispo immediate vicinity of Cholame Comment
  UCD134564  Monolopia congdonii Dean Wm. Taylor; Glenn L. Clifton 1988-3-12 9385 San Luis Obispo San Luis Obispo County: the Carrizo Plain. North base of hills 2 miles northeast of Wells Ranch. 701 Comment
  UC1583657  Monolopia gracilens David Keil with Malcolm McLeod, and California Native Plant Society Rare Plant Committee 1983-5-1 16973 San Luis Obispo e-facing slope above tributary canyon n main channel of Arroyo de la Cruz (ridge system and coastal terraces between Arroyo de la Cruz and Arroyo de los Chinos) Comment
  CAS-BOT-BC349543  Monolopia lanceolata R. F. Hoover 1948-5-2 7509 San Luis Obispo La Panza district Comment
  RSA176237  Monolopia lanceolata R. F. Thorne, Percy C. Everett 1963-4-18 31478 San Luis Obispo 4 miles south of Cholame 488 Comment
  SD208172  Monolopia lanceolata Michael G. Simpson, Lori Simpson 2009-3-30 3061 San Luis Obispo Hurricane Crocker Spring Road, Temblor Mountains. 808 Comment
  UCD78268  Monolopia lanceolata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4613 San Luis Obispo San Luis Obispo Co.: Carrizo Plain. Along Soda Lake Road south of the visitors center. Not certain of exact location. Lat/Long and elevation estimated from Hrusa 15688 at the CCH website. 792 Comment
  UCR97562  Monolopia lanceolata George K. Helmkamp, E. A. Helmkamp 1997-3-8 1400 San Luis Obispo Carrizo Plain. 10.4 mi. NW of Calif. Hwy 166 on Soda Lake Rd. 905 Comment
  CAS-BOT-BC349560  Monolopia lanceolata David D. Keck 1933-5-3 2113 San Luis Obispo 5 miles northeast of Estrella on road to Parkfield Comment
  OBI18716  Monolopia lanceolata Neil Havlik 1968-4-6 139 San Luis Obispo Crocker grade, SE of Soda lake Comment
  RSA605874  Monolopia lanceolata R. S. Woglum 1940-4-20 2612 b San Luis Obispo Inner South Coast Ranges / San Joaquin Valley transition: Cholame; south end of Cholame Hills. Comment
  UC1484439  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1974-4-20 78 San Luis Obispo e Simmler (6.9 km (4.3 mi) sw of border of Kern County on CA 58 (McKittrick-Santa Margarita Road), 18.9 km (11.7 mi) e of road going s to California Valley); Temblor Range Comment
  CAS-BOT-BC349683  Monolopia stricta Ernest C. Twisselmann 1952-4-2 576 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Jackson Place: Davidson Bluffs, 1/4 mile east of Grants Lake Comment
  OBI28821  Monolopia stricta Melissa Luckow, CNPS 1981-4-18 677 San Luis Obispo Just S of Soda Lake Comment
  OBI53141  Montia fontana D. R. Miller 1993-3-23 393 -2 San Luis Obispo Pine Mt and Rocky Butte area; in spring that crosses the ridge rd between uppermeadow and Corral meadow 914 Comment
  UC1982135  Mucronea californica Elizabeth Kempton with Hari Chhetri 2007-6-8 471 San Luis Obispo Los Padres NF, along Hwy 58. Comment
  OBI10918  Mucronea perfoliata Robert F. Hoover 1952-5-25 8235 San Luis Obispo N base of Caliente Mt Comment
  UC572430  Mucronea perfoliata W. A. Peterson 1937-5-10 823 San Luis Obispo 2.2 mi ese mouth of Pilitas Creek; Panza Quadrangle 548 Comment
  UC52599  Mucronea perfoliata L. Jared 1822-3-4 San Luis Obispo South Coast Ranges Comment
  UC1156222  Muhlenbergia utilis R. F. Hoover 1966-10-1 10102 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek Comment
  SEINET11261150  Myoporum laetum Robert L. Johnson 2015-7-29 4030 San Luis Obispo Growing on sea cliff between Wilmar Ave and Harbor View Ave, Pismo Beach.; 0 12 Comment
  OBI58603  Myosurus minimus David J. Keil 1998-4-17 26783 San Luis Obispo Carrizo Plaions vernal pool at NE corner of intersection of Belmont trail and Soda lake road north of soda lake Comment
  UCR38973  Myrica californica David J. Keil 1980-3-1 13699 San Luis Obispo Pacific Coast, Nipomo Dunes in vicinity of Oso Flaco Lake. Comment
  OBI64648  Myriophyllum spicatum David J. Keil, with Kathleen A. Keil 2002-7-27 29896 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  SD249088  Najas guadalupensis David J. Keil 2000-5-26 28745 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca 4 miles S of railroad crossing in Santa Margarita and westward along roads. 334 Comment
  OBI43477  Najas marina Eric Wise 1982-5-17 1490 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  RSA585592  Nassella cernua F. L. Johnson, E. A. Young 1993-5-25 ROB- 610 San Luis Obispo 0.5 km SE of Deer Trail Rd. on W Perimeter Rd. Comment
  CAS-BOT-BC260015  Nassella lepida Clare B. Hardham 1958-5-28 3411 San Luis Obispo Santa Lucia Mountains. Intersection North Road to Adelaida and Road to Nacimiento Lake Comment
  SBBG124987  Nassella pulchra C. B. Hardham 1967-3-20 14420 San Luis Obispo Rinconada Mine Comment
  UC1133213  Nassella pulchra A. E. Wieslander 1932-3-28 264 San Luis Obispo Pismo Creek Arroyo Grande Quadrangle Comment
  RSA431563  Nasturtium officinale Edwin Kline 1920-06 s.n. San Luis Obispo Near Paso Robles Comment
  UCR237941  Nasturtium officinale Mark A. Elvin, Erin Shapiro 2010-7-29 6471 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes, SE edge of Oso Flaco Lake, 50 meters NE of agricultural ditch 2 Comment
  SBBG117963  Navarretia atractyloides E. Painter, M. Wetherwax 2002-6-18 SLO 283 San Luis Obispo Cerro Romualdo, along trail leading upslope from watertower; Camp San Luis Obispo 200 Comment
  SEINET8075556  Navarretia atractyloides David Keil 2000-5-27 28766 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
  OBI39954  Navarretia atractyloides David J. Keil, Eric Wise 1983-8-30 17917 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  UC1392769  Navarretia hamata subsp. parviloba R. F. Hoover 1969-7-18 11485 San Luis Obispo Price Canyon Comment
  OBI11331  Navarretia hamata subsp. parviloba R. F. Hoover 1947-5-11 7159 San Luis Obispo Price Canyon, on north facing sandstone slope. Comment
  OBI30720  Navarretia hamata subsp. parviloba Koomanoff et. al 1981-5-16 12 San Luis Obispo SSE 45 deg. slope near summit of Indian Knob Comment
  SBBG107614  Navarretia mitracarpa C. B. Hardham 1959-5-6 4580 San Luis Obispo between Nacimiento Lake Dam and Bradley-Pleyto Rd 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
  CAS-BOT-BC411021  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham; C. Butterworth 1960-5-28 5946 San Luis Obispo Headwaters of S fork of Huero Huero River, Klein Ranch, Pozo-Arroyo Grande Road Comment
  UC1069188  Nemophila menziesii H. C. Lee 1936-3-14 496 San Luis Obispo 1 mi ese Sycamore Springs; Arroyo Grande Quad., San Luis Obispo NF, ese Sycamore Spring Comment
  UC310223  Nemophila menziesii Philip A. Munz 1926-4-8 10123 San Luis Obispo Paso Robles Comment
  UCD78281  Nemophila menziesii Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4626 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  OBI13917  Nemophila menziesii R. D. Brister 1964-2-29 6 San Luis Obispo Routzahn Park Rd, approx 11 mi from SLO Comment
  UC1285314  Nemophila menziesii R. F. Hoover 1952-4-8 8079 San Luis Obispo La Panza district La Panza district (on open hillside) Comment
  UC564183  Nemophila menziesii Roxana S. Ferris 1935-3-29 9100 San Luis Obispo two mi s Simmler; Carriso Plain, s of Simmler Comment
  UCSB38007  Nemophila menziesii Edge, Lyda 1973-4-11 San Luis Obispo Growing near Shell Creek on State Highway 58 Comment
  OBI58215  Nemophila menziesii var. menziesii David J. Keil 1998-4-20 26876 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. Comment
  POM249048  Nemophila menziesii var. menziesii Lincoln Constance 1938-4-10 2086 San Luis Obispo In ravine at north edge of Paso Robles, Salinas River Valley. 198 Comment
  RSA603259  Nemophila menziesii var. menziesii R. S. Woglum 1940-4-11 2585 San Luis Obispo Inner Coast Ranges: La Panza. Comment
  OBI77615  Nemophila pedunculata David J. Keil, Kathleen Keil 1995-4-15 24877 San Luis Obispo Shell Crk rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI58189  Nemophila pulchella var. fremontii David J. Keil 1998-4-16 26757 San Luis Obispo Los Padres National Forest. 2.6 miles from Park Hill Rd. on Black Mountain Rd., 0.1 miles W from junction with road to Navajo Camp. 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
  SBBG107553  Nicotiana quadrivalvis C. B. Hardham 1957-6-18 2266 San Luis Obispo Cantinas Crk Comment
  UC1392981  Nicotiana quadrivalvis R. F. Hoover 1969-7-13 11459 San Luis Obispo 2 mi s Atascadero Comment
  RSA0013792  Nuphar lutea subsp. polysepala Malcolm A. Nobs, S. Galen Smith 1948-9-9 678 San Luis Obispo 4 miles southwest of Arroyo Grande Comment
  OBI9477  Nuttallanthus texanus Robert F. Hoover 1947-3-29 6785 San Luis Obispo Atascadero Comment
  SBBG14318  Oemleria cerasiformis R. Gankin, W. R. Russell 1962-2-22 342 San Luis Obispo hill just S of Arroyo de la Cruz, 0.5 mi E of Hwy 1, 9.4 mi NW of entrance to Hearst State Historical Monument Comment
  UC57513  Oemleria cerasiformis J. H. Barber 1900-5-1 San Luis Obispo Santa Lucia Mts. Comment
  UCR266014  Oemleria cerasiformis David J. Keil 1985-3-26 18473 San Luis Obispo Central Coast, Lodge Hill subdivision area of Cambria 122 Comment
  OBI77254  Oenanthe sarmentosa David J. Keil, Eric Wise 1982-7-2 16270 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black Lake cyn trl 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
  OBI79853  Opuntia phaeacantha David J. Keil 2012-7-18 31471 San Luis Obispo South base of Nipomo Mesa, west of Nipomo 44 Comment
  OBI53840  Opuntia phaeacantha Arthur W. Hazebrook 1993-5-23 202 San Luis Obispo Nipomo Dunes Complex, NE portion of Big coreopsis hIll Comment
  POM300067  Opuntia phaeacantha Lyman Benson 1960-12-31 16082 San Luis Obispo 5 miles E of U.S. 101 on the Santa Maria-Maricopa Road; South Coast Mt. Range. 305 Comment
  SBBG94428  Orobanche bulbosa S. A. Junak 1990-7-13 4408 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, powerline access rd, just S of second high voltage tower E of W Cuesta Ridge Rd, ca. 1.1 rd mi S of Tassajera Crk Rd 533 Comment
  SBBG87973  Orobanche bulbosa C. F. Smith 1988-5-17 12134 San Luis Obispo Forest Service rd ca. 1/4 way up to Pine Mtn in McChesney Wilderness, 6-7 airline mi S of Hwy 58 and turnoff to Navajo Rd Comment
  OBI45685  Orobanche californica David J. Keil, M. A. "Corky" Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20700 San Luis Obispo N of San Simeon along system of ridges and canyons just N of Arroyo de la Cruz. Comment
  LA209514  Orthocarpus densiflorus var. densiflorus Roxana S. Ferris; Ruth P. Rossback 1938-5-11 71 San Luis Obispo Roadside 2 mi E of Santa Margarita on State Highway #178 Comment
  OBI77252  Osmorhiza berteroi Neil Havlik 1968-4-3 114 San Luis Obispo Near top end of Lopez Cyn rd Comment
  OBI8823  Osmorhiza brachypoda Robert F. Hoover 1964-5-12 8805 San Luis Obispo Upper Lopez cyn Comment
  SBBG9340  Osmorhiza brachypoda C. B. Hardham 1959-5-9 4457 San Luis Obispo Camp Natoma Comment
  OBI66411  Oxalis latifolia David J. Keil, with Dave Hacker 2005-6-24 30389 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  CAS-BOT-BC318235  Packera breweri Alice Eastwood; John Thomas Howell 1936-5-9 2360 San Luis Obispo 7 miles east of Adelaida Comment
  OBI11850  Paeonia californica Robert J. Rodin 1954-4-3 5944 San Luis Obispo Bishop's Peak, San Luis Obispo Comment
  UC1126124  Paeonia californica E. Armstrong 1934-4-1 1174 San Luis Obispo near Pozo; Pozo Quadrangle Comment
  CAS-BOT-BC121266  Paeonia californica D. E. Breedlove 1963-3-22 4275 San Luis Obispo 3 miles west of Pozo Comment
  SD121974  Papaver apulum var. micranthum Ernest C. Twisselmann 1962-4-29 7027 San Luis Obispo Choice Valley Hills; hill just east of Sinsheimeer Flat. 625 Comment
  OBI55639  Papaver californicum David J. Keil 1989-6-9 21240 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI58564  Papaver heterophyllum David J. Keil 1998-5-11 27211 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  CAS-BOT-BC253966  Parapholis incurva R. F. Hoover 1947-4-18 6954 San Luis Obispo Mouth of San Simeon Creek Comment
  OBI53105  Parietaria hespera David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21518 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  RSA0021503  Parietaria hespera var. californica David J. Keil, Matt Ritter, Taylor Crow, Dan Sinton 2013-4-6 31577 San Luis Obispo Avenales Ranch, south of Pozo. 415 Comment
  OBI17533  Paspalum dilatatum Kamran Alavi 1977-8-22 74 San Luis Obispo Lawn near shacks behind Cal Poly nursery, behind Library Comment
  OBI43328  Paspalum distichum Eric Wise 1981-7-27 998 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  OBI80445  Pectocarya David J. Keil, Meg Perry 2012-3-20 31231 -5 San Luis Obispo Flat area southwest of Carissa Plains School. 612 Comment
  OBI59501  Pectocarya pusilla David J. Keil, with V. L. Holland 2001-4-7 29258 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
  OBI25022  Pedicularis densiflora David J. Keil, Dirk Walters 1980-4-26 13871 San Luis Obispo Along Town Crk Near Lime Mtn Mine, W of Paso robles Comment
  OBI3852  Pedicularis densiflora Elizabeth Rudd 1971-1-21 152 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI78365  Pedicularis densiflora Robert F. Hoover 1967-4-5 10334 San Luis Obispo Calf Cyn Comment
  SBBG93613  Pedicularis densiflora S. A. Junak, D. Young, T. Ayers 1989-3-13 3926 San Luis Obispo ca. 50 m N of USFS Rd 29S11.3, ca. 200 m E of W boundary sign for Cuesta Ridge Botanical Area, 5.2 mi W of Hwy101 783 Comment
  UC1125728  Pedicularis densiflora H. C. Lee 1936-2-19 406 San Luis Obispo 2 mi se Los Berros 121 Comment
  JEPS99171  Pedicularis densiflora Clare B. Hardham 1957-4-14 1665 San Luis Obispo W of Templeton (Santa Rita Canyon); Santa Lucia Mountains Comment
  UCSC000693  Pedicularis densiflora I. J. Condit 2009-3-13 s.n. San Luis Obispo Reservoir Canon Comment
  OBI80782  Pedicularis rigginsiae Rhonda Riggins 1980-3-16 1195 San Luis Obispo Mesa S Arroyo de la Cruz, 1 mi E of Hwy 1, 11.6 N San Simeon Comment
  UC74856  Pellaea andromedifolia Rev. R. W. Summers San Luis Obispo San Luis Mts; <Date not given> Comment
  OBI57077  Pennisetum setaceum Danielle DeRome 1994-6-4 649418 San Luis Obispo Poly Cyn landfill on the SW slope leading away from the landfill in the riparian zone Comment
  OBI54226  Penstemon centranthifolius George Butterworth 1995-4-27 47 San Luis Obispo Carrizo Plain Natural Area. 10 yds from rd 1113 Comment
  UC1750143  Pentachaeta alsinoides David Keil 1998-4-7 26577 San Luis Obispo S of Creston (on Hwy 229, 1.4 mi S of Rocky Canyon Road) 384 Comment
  SBBG117886  Pentachaeta exilis subsp. exilis E. Painter, M. Wetherwax 2002-3-27 CR 273 San Luis Obispo N of San Marcos Rd, W of Generals Rd; Camp Roberts 259 Comment
  OBI72587  Pentagramma triangularis Wendy Thackery 2002-2-20 4 San Luis Obispo Cerro Alto Campground, Hwy 41, 6 miles east of Hwy 1 on East side of the road. Cerro Alto Peak Trail 250 Comment
  SBBG119092  Pentagramma triangularis subsp. triangularis J. Olson 2002-4-3 San Luis Obispo Cerro Romualdo, off old rd just past jct with new manmade, illicit, unmapped trail; Camp San Luis Obispo Comment
  JEPS27034  Perideridia californica Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7414 San Luis Obispo Las Tablas Creek Cypress Mountain (westernmost fork (Dellaganna or Carmen Creek), ne base of mt.) 518 Comment
  RSA790128  Perideridia pringlei Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2011-04 13 San Luis Obispo South Coast Ranges; Carrizo Plain National Monument, southeast of Soda Lake; Caliente Foothills. Approx. 2.7 miles south of Soda Lake Rd. 856 Comment
  UC1123116  Perideridia pringlei C. A. Graham 1939-5-17 567 San Luis Obispo 1 mi ne Taylor Well; Branch Mt. Quadrangle 807 Comment
  UC875347  Perideridia pringlei Marcus E. Jones, A. M. 1882-5-6 3230 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC73749  Peritoma arborea var. globosa R. F. Hoover 1967-6-4 10602 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain. Comment
  SBBG48522  Persicaria amphibia L. W. Edge 1974-6-12 479 San Luis Obispo edge of Laguna Lake S of San Luis Obispo Comment
  UCSB37992  Persicaria amphibia Edge, Lyda 1974-6-12 San Luis Obispo Edge of Laguna Lake south of San Luis Obispo Comment
  OBI36822  Persicaria punctata Eric Wise 1981-6-30 860 San Luis Obispo Black Lake of Dune Lakes. Cut off from Black Lake cyn by train tressel Comment
  OBI36824  Persicaria punctata Eric Wise 1981-7-27 996 San Luis Obispo Greengate ponds. Orcutt Rd Comment
  UCD126729  Petunia parviflora R. N. Raynor 1939-7-4 s.n. San Luis Obispo San Luis Obispo County: Nipomo. Comment
  SBBG107055  Phacelia C. B. Hardham 1958-3-22 2908 San Luis Obispo San Bernardo Crk Comment
  OBI13845  Phacelia brachyloba Aart C. De Vos 1963-5-7 105 San Luis Obispo 4 (+/-) mi NE of Santa Margarita Comment
  OBI55234  Phacelia cicutaria var. hispida Greg Frugoli 1997-5-31 97 San Luis Obispo .25 mi E of the end of pavement on Pozo Rd. La Panza Range, Los Padres NF (hwy 58 burn area) 518 Comment
  OBI30659  Phacelia distans David J. Keil 1981-5-19 14741 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  UC24482  Phacelia distans Mrs. Blochman 1893-1 San Luis Obispo Comment
  OBI13801  Phacelia distans Aart C. De Vos 1963-5-7 106 San Luis Obispo 4 mi NE of Santa Margarita Comment
  RSA396526  Phacelia distans C. F. Smith 1951-4-19 3040 San Luis Obispo On sandy Nipomo Mesa, N of Guadalupe. Comment
  SBBG104733  Phacelia douglasii M. D. Proctor, E. A. Young 1993-3-18 ROB 237 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  SD231105  Phacelia douglasii James R. Shevock, Jack Zaninovich 1983-3-30 10220 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 16.3 miles northwest from California highway 33/166. 800 Comment
  OBI53553  Phacelia douglasii Arthur W. Hazebrook 1991-5-7 63 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, stabilized dunes; NE most stand of Coreopsis gigantea. Well lit sheltered areas away from main trl. Found primarily NE of Eucalyptus globulus and Cupressus macrocarpus stand Comment
  UCSB40916  Phacelia douglasii Nilsen, Erik 1977-04 San Luis Obispo Route 1, 6 miles north of Guadalupe 30 Comment
  OBI13790  Phacelia egena Eben McMillan 1952-5-14 120 San Luis Obispo cholame rock 3 mi N of Cholame Comment
  CDA15442  Phacelia grisea G. F. Hrusa 1993-5-22 11133 A San Luis Obispo South Coast Ranges; Black Butte Research Natural Area.: Los Padres National Forest, Cuesta Ridge East. Comment
  RSA518216  Phacelia grisea Steven A. Junak, Tina J. Ayers 1989-7-14 4114 San Luis Obispo Cuesta Ridge Botanical Area: extreme north edge of Botanical Area, at end of powerline road 0.4 mile southwest of intersection with Tassajera Creek Road; intersection is 1.8 miles west of Highway 101. 506 Comment
  OBI83489  Phacelia imbricata Sarah Haluschak, Carter Terranova, Claire Dosen 2017-2-11 2 San Luis Obispo Cal Poly Campus, top of the "P" ridge. 343 Comment
  SEINET5759548  Phacelia imbricata R. W. Summers 1886-4-23 s.n. San Luis Obispo Santa Margarita Comment
  UC956800  Phacelia imbricata L. Constance and C. Ritchie Bell 1951-3-30 3370 San Luis Obispo approx. 6 mi e Highway 1; San Simeon Creek 457 Comment
  JEPS27037  Phacelia loasifolia Rimo Bacigalupi with F. Chisaki, L. Dempster, and C. Hardham 1960-5-10 7416 San Luis Obispo North-eastern flank of Cypress Mountain. Comment
  OBI13743  Phacelia ramosissima Robert F. Hoover 1964-8-14 9254 San Luis Obispo jack lake Comment
  CAS-BOT-BC159080  Phacelia ramosissima var. latifolia Clare B. Hardham 1956-8-25 1307 San Luis Obispo 5 miles East of Santa Maria Comment
  RSA201661  Phacelia rattanii Robert F. Hoover 1950-6-20 7986 San Luis Obispo 6 miles W of Templeton on road to Cambria. Comment
  UC1284985  Phacelia suaveolens Robert F. Hoover 1952-6-10 8244 San Luis Obispo Black Mountain, La Panza Range. Comment
  CDA36726  Phacelia tanacetifolia Richard R. Halse 2010-3-23 7838 San Luis Obispo Along County Road G14 just above the Nacimiento Dam or ca. one mile south of its junction with road G19. Comment
  RSA428229  Phacelia tanacetifolia L. S. Rose 1937-4-8 37044 San Luis Obispo Summit of Cottonwood Pass, E of Cholame 579 Comment
  RSA605960  Phacelia tanacetifolia D. D. Keck, Jens Clausen 1935-4-9 3079 San Luis Obispo Cholame, behind post office. 457 Comment
  SBBG107186  Phacelia tanacetifolia C. B. Hardham 1960-3-23 5221 San Luis Obispo Recruit Grade, E side of the Temblors Comment
  UC1069368  Phacelia viscida G. T. Nordstrom 1937-5-17 1257 San Luis Obispo 5.2 mi se Chimney Rock; Adelaida Quadrangle Comment
  POM180555  Phacelia viscida Roxana S. Ferris 1929-4-13 7536 San Luis Obispo Above ocean between San Luis Obispo and Pismo. Comment
  UCSB21223  Phacelia viscida var. viscida Jensen, Karen 1967-3-18 San Luis Obispo Diablo Canyon, 1 mi. from ocean Comment
  UCR130725  Phalaris aquatica George K. Helmkamp, E. A. Helmkamp 1999-5-22 4911 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI22090  Phalaris aquatica Robert F. Hoover 1964-6-5 8913 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI79719  Phalaris californica Michael Walgren 2008-7-16 434 San Luis Obispo Common and widespread among an introduced Monterey pine forest at Ragged Point, which is just downcoast from San Carpoforo Cr 35 Comment
  SEINET8075552  Phalaris paradoxa David Keil 2000-5-26 28751 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
  SBBG87379  Pholisma arenarium Waldo Abbott 1960-6-25 San Luis Obispo dunes, Baywood Tract, Morro Bay Comment
  CAS-BOT-BC222612  Pholistoma auritum var. auritum Ernest C. Twisselmann 1959-4-10 5028 San Luis Obispo Irish Hills, See Canyon 60 Comment
  OBI75100  Pholistoma auritum var. auritum Michael Walgren 2011-3-3 241 San Luis Obispo Los Osos Oaks state Reserve, Los Osos. Comment
  UCR161464  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9025 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
  UCR101019  Pholistoma membranaceum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3221 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  UC1953215  Phyla nodiflora var. nodiflora David Keil 2000-5-24 28738 San Luis Obispo Santa Margarita Ranch. Ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road. Comment
  UCSC000405  Pickeringia montana T. M. Hendrix 1937-6-8 206 San Luis Obispo 2 miles W.N.W. of Hi Mt. Pozo 762 Comment
  CAS-BOT-BC206930  Pickeringia montana var. montana Gale Sphon 1959-6-7 366 San Luis Obispo Highway 178 about 6 miles west of La Panza Campground, Los Padres National Forest Comment
  UCR246620  Pinus coulteri Patrick O'Bannon 1973-2-4 015 San Luis Obispo 3 mi in on Perfumo Canyon Road 183 Comment
  OBI7735  Pinus coulteri B. A. Smith 1966-4-3 2 San Luis Obispo About 1.5 mi from hwy 101 (E side) on Cuesta Ridge Trl Comment
  OBI6954  Pinus muricata Robert J. Rodin 1972-2-12 8744 San Luis Obispo S of Coon crk in Montana de Oro State park Comment
  OBI51351  Pinus radiata Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .26 San Luis Obispo San Simeon State Park. SW section of San Simeon State Park Comment
  CAS-BOT-BC80006  Pinus radiata Carl B. Wolf 1934-11-2 6215 San Luis Obispo N.E. corner of Warwick & Coventry Sts., Cambria 45 Comment
  OBI72505  Pinus radiata J. Olson 2002-4-10 s.n. San Luis Obispo Camp San Luis Obispo. roadside, opposite Bldg S509 and adj to fire hydrant Comment
  RSA125883  Pinus radiata Philip A. Munz, P. C. Everett 1958-1-28 22904 San Luis Obispo Santa Rosa Creek, Cambria Comment
  UCSB51430  Pinus sabiniana D. Connell 1964-7-2 San Luis Obispo SAN LUIS DISTRICT BLACK MOUNTAIN (LOS PADRES NATIONAL FOREST) Comment
Read comments
Dec 24 2009
  UCSB26208  Pinus sabiniana Broder, Richard 1960-3-19 San Luis Obispo In La Panza Public Campgrounds, 12.3 miles E of Pozo Ranger Station Comment
  OBI80784  Piperia elongata D. R. Miller 2015-6-17 615 .1131 San Luis Obispo Pine Mountain Region. 30+ plants along rd. edge up slope, 1.7 miles north of Tobacco Ridge Rd. (.1m north of Wheelbarrow gulch crossing) 683 Comment
  OBI62701  Piperia michaelii Jason Dart 2003-6-1 D 133 San Luis Obispo Santa Margarita Ranch, 0.9 mi S of the intersection of Pozo rd and hwy 58 E 396 Comment
  RSA332778  Piperia michaelii George Henry Grinnell 1930-5-29 s.n. San Luis Obispo San Luis Obispo Comment
  OBI20196  Pittosporum undulatum Kenneth Vinzant 1972-4-8 1 San Luis Obispo Tree lining Campus Way between North and South Perimeter Rd, Cal Poly campus Comment
  UCSC009187  Plagiobothrys Randall Morgan 2015-4-20 6761 San Luis Obispo Arroyo de la Cruz 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
  UC2013265  Plagiobothrys acanthocarpus David Keil with Kathleen A. Keil 1998-4-18 26810 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Road; 1/2 mile from Highway 58. Comment
  SBBG118042  Plagiobothrys canescens K. Foster 1999-4-27 San Luis Obispo Training Area 02, vernal pool 02-1; Camp Roberts Comment
  SD227783  Plagiobothrys canescens G. K. Helmkamp, E. A. Helmkamp 1998-4-8 3223 San Luis Obispo Elkhorn Grade Rd. 13.7 mi. NW of jct with CA hwy 33 (roughly WNW of Maricopa) 548 Comment
  UCD147330  Plagiobothrys canescens Anne Klein; J. Stewart, MJ Colletti 2010-4-21 CARR 1092 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range, at end of Middle Pasture Rd. 653 Comment
  OBI20895  Plagiobothrys canescens Robert F. Hoover 1968-4-16 11027 San Luis Obispo Cuyama River at "Gypsum Cyn bridge", N side of river Comment
  OBI20825  Plagiobothrys collinus Robert F. Hoover 1947-3-26 6766 San Luis Obispo Oak Park district Comment
  RSA0029637  Plagiobothrys nothofulvus David J. Keil 1988-3-19 20413 San Luis Obispo Froom Ranch, SW of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, SW of San Luis Obispo city limits. 30 Comment
  UCD77095  Plagiobothrys nothofulvus Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4648 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of the turn off to Pozo. 590 Comment
  OBI62535  Plagiobothrys nothofulvus Bernard Miossi 1939-5-5 81 San Luis Obispo Hill top 50 yds S of hwy 101, 1 mi N of San Luis Obispo 76 Comment
  OBI69949  Plagiobothrys stipitatus var. micranthus D. R. Miller, E. A. Appel 2006-5-20 506 .828 San Luis Obispo On ridge line at the Washburn trl San Simeon campground Comment
  RSA140247  Plagiobothrys trachycarpus Clare B. Hardham 1960-4-4 5315 San Luis Obispo Outlet Cantinas Creek Comment
  CAS-BOT-BC227956  Plagiobothrys uncinatus Clare B. Hardham 1960-4-26 6917 San Luis Obispo Franklin Creek, W of Adelaida Comment
  OBI64534  Plagiobothrys uncinatus David J. Keil, with Rhonda Riggins 2003-4-23 30145 San Luis Obispo Calf Canyon, east of Highway 229 on Highway 58 Comment
  UCSB12193  Plantago erecta Breedlove, Dennis 1962-3-24 San Luis Obispo 4.9 miles northeast of U.S. 466 at Cholame on State 41 near summit of Cottonwood Pass; Diablo Range 548 Comment
  SBBG122331  Plantago lanceolata D. Keil, T. Teed, M. Uchida 2001-6-15 29586 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  OBI36856  Plantago major Eric Wise 1981-10-23 1337 San Luis Obispo Sinton Middle Pond on Shell Creek Rd 8.0 mi N of hwy 58 Comment
  CHSC117380  Plantago ovata var. insularis Richard R. Halse 2015-3-24 9357 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. 3 Comment
  SD249251  Platanus racemosa Alex Howard 2014-2-25 San Luis Obispo Cal Poly campus. Cal Poly Canyon Road. Architecture graveyard. Comment
  CAS-BOT-BC93226  Platanus racemosa R. F. Hoover 1946-8-18 6309 San Luis Obispo East base of La Panza Range, and branch of Navajo Creek. Comment
  UC1280825  Platanus racemosa H. E. McMinn 1934-3-25 3392 San Luis Obispo near San Luis Obispo Comment
  CAS-BOT-BC91978  Platystemon californicus Alice Eastwood 1927-4-7 14322 San Luis Obispo Morro. Comment
  SBBG70053  Platystemon californicus M. M. Miles 1886-1 58 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1126483  Platystemon californicus N. K. Carlson 1936-3-19 161 San Luis Obispo 2.2 mi ne Los Berros (Plot 6); Arroyo Grande Quadrangle Comment
  CAS-BOT-BC91993  Platystemon californicus Ernest C. Twisselmann 1954-4-12 1047 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Creek (near Hardenburgh fence). 609 Comment
  OBI75998  Platystemon californicus Robert F. Hoover 1967-4-9 10419 San Luis Obispo Panorama Hills S of Recruit Cyn Comment
  UC573254  Pluchea sericea W. A. Peterson 1936-7-9 335 San Luis Obispo Cuyama Ranch Santa Ynez Quad. 670 Comment
  CAS-BOT-BC174322  Poa annua G. K. Helmkamp 2004-2-19 8308 San Luis Obispo Central Coast: NW of Nipomo, Pomeroy Rd, 0.2 mi N of Willow Rd. 91 Comment
  CAS-BOT-BC255558  Poa annua Ernest C. Twisselmann 1955-4-14 1837 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Henry Twisselmann Ranch, eastern county 563 Comment
  OBI65856  Poa annua D. R. Miller 1994-3-30 394 -145 San Luis Obispo Pine Mt Region. On property, in yard area, Tobacco Crk drainage 732 Comment
  CAS-BOT-BC246705  Poa howellii G. F. Hrusa 1995-5-28 12299 San Luis Obispo Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1), mostly on E-facing slopes and summit of ridge 620 Comment
  CDA11507  Poa howellii G. F. Hrusa 1995-5-28 12287 San Luis Obispo Black Butte Research Natural Area; Common on burn near summit of Pinus attenuata forest immediately to SW of Peak 1 Radio Facility. Annual, panicles variable in degree of branch spreading. Comment
  CAS-BOT-BC255950  Poa pratensis R. F. Hoover 1950-6-21 8013 San Luis Obispo Between Rocky Butte and Pine Mt., San Lucia Mts. Comment
  CAS-BOT-BC243074  Poa secunda subsp. secunda Clare B. Hardham 1957-5-12 1932 San Luis Obispo Santa Lucia Mountains. Trail to Green's Lake Comment
  OBI69445  Poa secunda subsp. secunda David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30503 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  UCD91629  Poa secunda subsp. secunda T. M. Hendrix 1937-4-17 29 San Luis Obispo San Luis Obispo County: 3.3 miles SE of Pozo. 457 Comment
  SDSU19278  Pogogyne serpylloides Michael Silveira, C. Matt Guillams 2008-5-30 30 San Luis Obispo North side of G-14, less than 0.5 miles west of Bee Rock Store. Close to spring of Bee Rock. 291 Comment
  SD186158  Polycarpon tetraphyllum G. K. Helmkamp 2003-7-29 8038 B San Luis Obispo 0.6 mile south of Nipomo Hill in Arroyo Grande area. 46 Comment
  OBI66865  Polygala californica David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29613 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Across road and down hill to Chorro Creek canyon area from Chorro Creek Bog Thistle exclosure. West of 35.3442 deg. N, 120.6800 deg. W 213 Comment
  UC454284  Polygonum amphibium var. emersum I. J. Condit 1908-10-4 San Luis Obispo Laguna Comment
  UC454282  Polygonum aviculare subsp. aviculare I. J. Condit 1909-10-15 San Luis Obispo Cal Polytechnic School grounds Comment
  OBI10865  Polygonum aviculare subsp. depressum Robert F. Hoover 1965-9-18 9566 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC414233  Polygonum aviculare subsp. depressum Clare B. Hardham 1956-10-1 1719 San Luis Obispo Santa Lucia Mountains. Paradise Valley - Atascadero Comment
  RSA201614  Polygonum paronychia Robert F. Hoover 1964-6-11 9042 San Luis Obispo Sand dunes just S of Hazard Canyon Comment
  UCR252040  Polygonum punctatum Dan S. Cooper 2013-8-7 813- 71 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  UCR121535  Polypodium californicum George K. Helmkamp 2002-4-21 7473 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 6.9 mi east of Cambria 183 Comment
  UCR61751  Polypodium californicum George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  CAS-BOT-BC71990  Polypodium californicum Clare B. Hardham 1958-1-2 2786 San Luis Obispo 1/2 mile north of San Carpoforo Comment
  RSA0021826  Polypogon imberbis David J. Keil 2012-7-27 31486 San Luis Obispo Oceano. Area of dunes and marsh southwest of Oceano Airport between Maui Circle and Laguna Drive. 2 Comment
  SD98851  Polypogon interruptus Darley F. Howe 1977-5-16 4942 San Luis Obispo Arroya de la Cruz, near bridge on #1 Comment
  OBI34376  Polypogon monspeliensis Ruth Davis 1964-5-24 110 San Luis Obispo Cal Poly campus near the swine unit Comment
  OBI43409  Polypogon monspeliensis Eric Wise 1981-6-22 636 San Luis Obispo Lopez Water Treatment Reservoir Comment
  OBI43262  Polypogon monspeliensis Eric Wise 1981-9-29 1204 San Luis Obispo Orcutt Rd. 2.3 mi S of Johnson Ave Comment
  OBI43272  Polypogon monspeliensis Eric Wise 1981-6-29 847 San Luis Obispo Twin Lake of Dune Lakes Comment
  OBI43274  Polypogon monspeliensis Eric Wise 1981-6-27 776 San Luis Obispo Cuyama River, Pine Cyn Forest Serv Stn Comment
  RSA116530  Populus fremontii subsp. fremontii E. C. Twisselmann 1954-2-28 841 San Luis Obispo Sandiago Joe's Spring. 9 miles E of Simmler. Temblor Range. Western San Joaquin Valley. 579 Comment
  OBI10763  Portulaca oleracea Robert F. Hoover 1969-7-12 11432 San Luis Obispo Salinas River at Paso Robles Comment
  OBI36970  Potentilla anserina Eric Wise 1982-4-28 1403 San Luis Obispo Sweet Springs marsh. NW of 4th and Ramona, Los Osos Comment
  CAS-BOT-BC141921  Potentilla anserina subsp. pacifica R. F. Hoover 1969-8-25 11560 San Luis Obispo Laguna de San Luis Obispo Comment
  SBBG26523  Potentilla anserina subsp. pacifica L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake Comment
  UC55315  Potentilla anserina subsp. pacifica J. H. Barber San Luis Obispo Morro Comment
  RSA781230  Prunus cerasifera A. C. Sanders 2011-2-21 38730 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
  SD50999  Prunus fasciculata Darley F. Howe 1960-4-10 San Luis Obispo South of Morro Bay. Comment
  SBBG34777  Prunus fasciculata var. fasciculata R. Hoffmann 1931-5-30 San Luis Obispo Oceano-Casmalia Comment
Read comments
Jul 29 2018
  OBI10044  Prunus fasciculata var. punctata Robert F. Hoover 1948-3-26 7432 San Luis Obispo Sunnyside School ner Baywood Park Comment
  RSA758734  Prunus ilicifolia Carl B. Wolf 1929-4-16 3647 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  UC54795  Prunus ilicifolia Mrs. R. W. Summers 1885-6-8 San Luis Obispo Summit of Santa Lucia Mountains Santa Lucia Mountains Comment
  CAS-BOT-BC356467  Pseudognaphalium beneolens Ernest C. Twisselmann 1955-7-22 2280 San Luis Obispo La Panza Range. Upper Toro Canyon, near Navajo Summit 682 Comment
  OBI50870  Pseudognaphalium beneolens Steven A. Junak 1990-7-26 4426 San Luis Obispo Santa Lucia Mts: N slope of W Cuesta Ridge in Cuesta Ridge Botanical Area ca 0.4 mi NW ofPeak 2478, at SW end of mine excavation along abandoned mine rd which intersects W Cuesta Ridge Rd ca 4.0 mi W of hwy 101 Comment
  OBI51336  Pseudognaphalium biolettii Debora Guillot, Jan Barber, Jim Kilber, Sue Weis 1993-6-24 1 .3 San Luis Obispo San Simeon State park, NE corner of park 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
  OBI31982  Pseudognaphalium californicum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14336 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI33625  Pseudognaphalium californicum B. W. & T. W., T. W. 1967-5-13 s.n. San Luis Obispo Lopez Cyn Comment
  OBI7433  Pseudognaphalium californicum David J. Keil 1976-9-25 11835 San Luis Obispo Upper See Cyn along See Cyn Rd Comment
  OBI77569  Pseudognaphalium californicum Melody Dickens 1980-5-30 27 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI81299  Pseudognaphalium californicum Madison Ward, Katie Larkin 2015-4-19 5 San Luis Obispo Bishop Peak. Comment
  UCD135064  Pseudognaphalium californicum G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5390 San Luis Obispo San Luis Obispo County: Central Coast: Prefumo Canyon, 1.2 miles south of Los Osos Valley Road. 183 Comment
  UCD135067  Pseudognaphalium californicum H. C. Lee 1936-2-25 421 San Luis Obispo San Luis Obispo County: 2 miles north of Nipomo. 182 Comment
  OBI31984  Pseudognaphalium luteoalbum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14312 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI26584  Pseudognaphalium luteoalbum David J. Keil 1980-9-21 14251 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero crk cyn Comment
  OBI7289  Pseudognaphalium ramosissimum David J. Keil 1976-9-18 11810 San Luis Obispo 2 mi E of Orcutt Rd along Moretti Cyn rd Comment
  CAS-BOT-BC72646  Pteridium aquilinum R. F. Hoover 1966-9-21 10075 San Luis Obispo 1 mile south of Edna on Price Canyon road to Pismo Beach Comment
  SBBG104422  Pteridium aquilinum var. pubescens F. L. Johnson, N. A. McCarty 1993-10-14 ROB 720 San Luis Obispo Chorro Crk in cantonment area; Camp San Luis Obispo Comment
  SBBG112434  Pterostegia drymarioides D. Keil with K. Keil 1995-4-15 24866 San Luis Obispo Shell Crk Rd, ca. 0.5 mi N of jct with Hwy 58 450 Comment
  UC1128510  Purshia tridentata var. glandulosa W. A. Peterson 1936-7-9 330 San Luis Obispo Cuyama Ranch; Santa Ynez Quad. 701 Comment
  CDA20431  Quercus J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East Comment
  UC1135550  Quercus berberidifolia B. Bolt 1936-4-24 687 San Luis Obispo 1.75 mi wnw Atascadero; San Luis Obispo Quad. 289 Comment
  OBI52089  Quercus berberidifolia Steven A. Junak 1990-4-27 4226 San Luis Obispo Santa Lucia Mtns, Cuesta Ridge: just N of NW corner of Cuesta Ridge Botanical Area, N of main road (USFS road #29S11.3) at high voltage tower, ca. 5.9 mi W of hwy 101 and 0.3 mi N of NW boundary of the Botanical Area Comment
  OBI67856  Quercus berberidifolia E. L. Painter & M. Wetherwax, David J. Keil 2000-4-18 SLO- 62 San Luis Obispo Camp SLO, N side of large serpentine outcrop W of Chorro Reservoir, above tributary of Chorro Crk 200 Comment
  UC1135439  Quercus douglasii A. E. Wieslander 1936-8-27 665 San Luis Obispo Temblor Range McKittrick Quad. 1097 Comment
  SD25194  Quercus douglasii Frank F. Gander 1933-5-15 7533 San Luis Obispo River Grove Comment
  SEINET12029199  Quercus douglasii J. M. Tucker 1947-1 1639 -A San Luis Obispo 0.25mi S of Hwy-466,and 1mi E of Summit of Polonio Pass Comment
  OBI27022  Quercus durata var. durata James Courtney 1980-12-20 12 San Luis Obispo Pennington Crk Biological Reserve Comment
  OBI3905  Quercus durata var. durata Patricia Wiese 1971-5-23 43 San Luis Obispo Fuelbreak area. Cuesta Ridge Botanical area. 2 mi NW from Cuesta Pass 762 Comment
  OBI14257  Quercus lobata Robert F. Hoover 1967-2-15 10204 San Luis Obispo Lower part of Lopez Cyn Comment
  UC1135708  Quercus lobata G. T. Nordstrom 1937-5-12 1201 San Luis Obispo 2.1 mi se Asuncion School; Adelaida Quad. 335 Comment
  RSA1940  Quercus lobata Carl B. Wolf 1930-11-8 1818 San Luis Obispo 2 miles west of Atascadero, on road to Morro Bay. 152 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
  UCSB33067  Quercus palmeri Nixon, Kevin 1978-5-20 San Luis Obispo 4 mi. w. of Paso Robles on Peachy Canyon Rd Comment
  OBI28206  Quercus wislizeni var. frutescens Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E Cuesta Ridge, 2.7 mi SE of Hwy 101 Comment
  OBI64742  Ranunculus aquatilis var. diffusus D. R. Miller 1997-4-26 497 -650 San Luis Obispo On ridge rd near Motnerey County line; Santa Lucia Range 550 Comment
  SBBG2237  Ranunculus arvensis C. B. Hardham 1958-5-3 3175 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  OBI72283  Ranunculus californicus Anthony Baniaga, Theo Fitanides 2010-1-30 10 San Luis Obispo Tierra Redonda Mtn BLM ACEC 270 Comment
  UC1126144  Ranunculus californicus W. A. Peterson 1937-4-27 759 San Luis Obispo Piletas Canyon La Panza Quadrangle Comment
  UC1126171  Ranunculus californicus A. Lewis 1932-3-17 50 San Luis Obispo San Miguel San Miguel Quadrangle 243 Comment
  UCR115774  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2000-4-20 5397 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  JEPS114152  Ranunculus californicus var. californicus E. L. Painter, M. Wetherwax 2000-3-20 SLO- 33 San Luis Obispo East side of saddle between Cerro Chumash and Cerro Romualdo. Comment
  SBBG113494  Ranunculus californicus var. californicus C. B. Hardham 1958-2-13 2808 San Luis Obispo 7.2 mi E of Cambria Comment
  JEPS114162  Ranunculus hebecarpus E. L. Painter, M. Wetherwax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR- 190 a San Luis Obispo Camp Roberts. West side of Generals Road, at MacMillan Airstrip. Comment
  OBI58626  Ranunculus hebecarpus David J. Keil 1998-5-6 27124 San Luis Obispo E of San Miguel along Hog Canyon Rd. 1.9 mi S of Monterey Co. line Comment
  OBI65781  Ranunculus hebecarpus D. R. Miller 1994-4-13 494 -199 San Luis Obispo Pine Mt Region. From the bottom of orchard on Property, E slope Pine Mts, Tobacco Crk drainage 732 Comment
  OBI4830  Raphanus sativus Mike Wemp 1972-3-29 23 San Luis Obispo 1/4 mi NW of Montana de Oro State Park campground 30 Comment
  CAS-BOT-BC74332  Raphanus sativus Clare B. Hardham 1956-2-24 171 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek. Comment
  OBI73569  Ratibida columnifera David J. Keil 2010-8-30 30928 San Luis Obispo San Luis Obispo. Cerro San Luis Obispo Open Space. Lemon Grove loop trail 140 Comment
  UC1281233  Rhamnus californica H. E. McMinn 1936-3-5 4361 San Luis Obispo Hazard Canyon Comment
  UC592889  Rhamnus californica subsp. californica unknown 1929-4-16 3539 San Luis Obispo 6 mi e Morro Bay (narrow canyon of Morro Creek) 243 Comment
  CAS-BOT-BC55880  Rhamnus crocea R. F. Hoover 1967-3-5 10247 San Luis Obispo Upper Arroyo Grande Comment
  UC1341110  Rhamnus crocea Robert J. Rodin 1954-7-3 5964 San Luis Obispo 1 mi n San Luis Obispo; Reservoir Canyon Comment
  OBI4336  Rhamnus crocea Larry E. Brown 1971-1-31 1914 San Luis Obispo Prefumo Cyn near San Luis Obispo Comment
  UC1121857  Rhamnus ilicifolia G. T. Nordstrom 1937-4-28 1107 San Luis Obispo 4.8 mi sse Chimney Rock; Adelaida Quad. 426 Comment
  UC1121882  Rhamnus ilicifolia W. A. Peterson 1937-5-5 807 San Luis Obispo 0.5 mi w La Panza; La Panza Quad. 640 Comment
  OBI77790  Rhamnus ilicifolia Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E Cuesta Ridge, 3.05 mi SE of hwy 101 Comment
  UC1750123  Rhaponticum repens David Keil Sep 1988 San Luis Obispo ca. 3 road miles E of Morro Bay (Highway 41 between Morro Bay and Atascadero) Comment
  CAS-BOT-BC437969  Ribes W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near Cypress Creek Comment
  OBI14077  Ribes aureum var. gracillimum Robert F. Hoover 1965-3-12 9335 San Luis Obispo Santa Lucia Range; 4 mi W of Templeton Comment
  UCSB17132  Ribes californicum var. californicum Fox, Lynn 1963-3-2 San Luis Obispo 2 miles southwest of Buena Vista Mine; 13.2 miles west of U.S. Highway 101; on Mountain Springs Road; Paso Robles 457 Comment
  RSA0025050  Ribes indecorum Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita. Comment
  UC638991  Ribes malvaceum Bernard Miossi 1940-3-17 220 San Luis Obispo n San Luis Obispo (California Polytechnic School Canyon) 121 Comment
  OBI14048  Ribes malvaceum Robert F. Hoover 1947-1-4 6581 San Luis Obispo Upper Arroyo Grande, near jctn of Lopez Cyn Comment
  OBI51194  Ribes menziesii Jan Barber 1994-3-22 120 San Luis Obispo San Simeon State Park Comment
  UCR29890A  Ribes menziesii David J. Keil, R. Riggins, D. Walters, M. McLeod, M. Luckow, et al. 1981-4-11 14348 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI52751  Ribes menziesii var. menziesii David J. Keil, with V. L. Holland 1991-8-22 22554 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  OBI69891  Ribes quercetorum Charles E. Blair 2002-2-11 39 San Luis Obispo Chimineas Ranch, Carrizo Cyn rd, 3.9 mi N of SR 166 wet bank, W side of rd 554 Comment
  UC1127517  Ribes quercetorum H. C. Lee 1937-3-31 807 San Luis Obispo 3 mi ne Templeton; Paso Robles Quadrangle Comment
  CAS-BOT-BC144465  Ribes sericeum R. F. Hoover 1953-5-3 8287 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC144470  Ribes sericeum W. R. Dudley 1905-1-5 s.n. San Luis Obispo near Wyss Place Comment
  UC73098  Ribes speciosum Miss C. B. Churchill May 1901 San Luis Obispo Adelaide Comment
  UCSB31772  Ribes speciosum UCSB Botanical Society 1979-1-20 San Luis Obispo .7 miles west along a dirt road; 5.2 miles northwest of San Luis Obispo Creek; along See Canyon Road 243 Comment
  OBI54305  Ricinus communis David J. Keil 1996-6-7 25893 San Luis Obispo Laguna Lake Park, SLO Comment
  OBI77072  Ricinus communis Dan Sheehy 1978-11-22 12 San Luis Obispo Leaning Pine Arboretum Comment
  OBI40988  Rorippa palustris subsp. palustris David J. Keil, Eric A. Wise 1985-4-25 18556 San Luis Obispo Black Lake Cyn between Calif hwy 1 and the Guadalupe Rd Comment
  SBBG19944  Rorippa palustris var. occidentalis E. R. Chandler 1964-3-6 1344 San Luis Obispo Dune Lakes Comment
  OBI28325  Rosa californica Lori Blain 1982-5-20 26 San Luis Obispo Reservoir Cyn along steam parallel to the trl 305 Comment
  RSA648955  Rosa californica Brent Nolan 1971-5-6 s.n. San Luis Obispo fo 50 ft east of Reservoir Canyon Road, bridge in stream bed Comment
  UCR118355  Rosa californica George K. Helmkamp, E. A. Helmkamp 1998-6-30 4219 San Luis Obispo Central Coast, Irish Hills, SW of San Luis Obispo; Prefumo Cyn 2.2 mi SW of Los Osos Valley Rd. 137 Comment
  OBI23266  Rosa californica Dennis H. McSwain 1972-8-5 s.n. San Luis Obispo Along side Foothill Blvd, San Luis Obispo, Santa Lucia Range 244 Comment
  UC1296074  Rosa gymnocarpa var. gymnocarpa R. F. Hoover 1964-5-13 8847 San Luis Obispo roadbank near head of canyon; South Fork of Old Creek Comment
  OBI5301  Rosmarinus officinalis Elizabeth Gollub 1973-10-30 38 San Luis Obispo Courtyard of Dexter Library Comment
  OBI31021  Rubus ursinus Julie M. Vanderweir 1979-5-4 147 San Luis Obispo Indian Knob Tar Sands Comment
  OBI80832  Rumex acetosella David J. Keil 1992-1 22913 San Luis Obispo Laguna Lake City Park. Grassy field near park entrance 170 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
  CAS-BOT-BC416365  Rumex californicus R. F. Hoover 1947-5-31 7250 San Luis Obispo Navajo Creek, east side of La Panza Range Comment
  OBI36781  Rumex conglomeratus Eric Wise 1981-6-7 449 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  UC1070557  Rumex crispus P. L. Johannsen 1936-3-21 712 San Luis Obispo junction of Reservoir Canyon and San Luis Obispo Creek; San Luis Obispo Quad. 129 Comment
  CAS-BOT-BC433344  Rumex crispus Ernest C. Twisselmann 1954-4-28 1114 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County. 640 Comment
  OBI79088  Rumex fueginus David J. Keil 2011-11-5 31131 San Luis Obispo Oceano. Oceano County Park. 4 Comment
  OBI64989  Rumex hymenosepalus Greg Wilvert 2005-4-5 120 San Luis Obispo SE Half of the Caliente Range. 1.5 km S of Soda Lake Rd along Padrones Cyn Rd 806 Comment
  OBI48039  Rumex pulcher David J. Keil 1981-5-16 14661 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI72878  Rumex pulcher David J. Keil 1988-1 20823 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  SBBG117479  Rumex salicifolius M. Wetherwax, E. Painter 2002-9-4 CR 367 San Luis Obispo Sulphur Springs Rd, near pipeline crossing; Camp Roberts 250 Comment
  SBBG1741  Rumex transitorius C. B. Hardham 1957-11-7 2737 San Luis Obispo Villa Crk Comment
  CAS-BOT-BC103263  Salix bonplandiana Ernest C. Twisselmann 1969-7-12 15668 San Luis Obispo Sag pond on the San Andreas Fault near the summit of Choice Valley 701 Comment
  UC1925822  Salix breweri David Keil 1999-5-3 28306 San Luis Obispo Outskirts of San Luis Obispo. Hills above end of Lizzie Street Comment
  UCR73088  Salix coulteri Tina J. Ayers, Steven A. Junak, David A. Shaw 1989-5-10 723 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres National Forest: just north of Pick and Shovel Mine along western fork of stream at 'Dead Miners Camp 602 Comment
  CAS-BOT-BC103933  Salix exigua Ernest C. Twisselmann 1954-3-13 914 San Luis Obispo Palo Prieto Canyon, 1 1/2 mile south of US466, (Ortega Spring) 396 Comment
  UC1135071  Salix exigua var. hindsiana W. A. Peterson 1936-7-9 327 San Luis Obispo Cuyama Ranch; Santa Ynez Quadrangle Comment
  OBI9839  Salix laevigata Robert F. Hoover 1947-3-19 6702 San Luis Obispo Oak Park District Comment
  OBI9844  Salix laevigata Fred Rush 1956-1 50 San Luis Obispo SE slope, Mt SLO Comment
  SBBG104405  Salix laevigata D. A. Young, F. L. Johnson 1992-6-17 ROB 56 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  UCR97564  Salix laevigata George K. Helmkamp, E. A. Helmkamp 1997-3-8 1437 San Luis Obispo NE of Los Osos. 4.5 mi. north of Los Osos Valley Rd on Turri Rd. 30 Comment
  OBI75296  Salix lasiandra David J. Keil 2011-3-5 30974 San Luis Obispo Cambria. Santa Rosa Creek riparian corridor at Windsor Drive bridge, just south of intersection with California Route 1 3 Comment
  OBI36913  Salix lasiandra Eric Wise 1983-2-24 1652 San Luis Obispo A farm pond 3.1 mi S of Nacimiento Dam on G14 Comment
  OBI31680  Salix lasiolepis Karen De Martini 1982-2-28 17 San Luis Obispo Eastern shore of Laguna Lake Comment
  UC1576182  Salix lasiolepis Eric Wise 1983-3-10 1696 San Luis Obispo Turri Rd. 1 mi e So Bay Blvd. Comment
  UCR40843  Salix lasiolepis E. A. Wise 1983-2-17 1639 San Luis Obispo 4 mi. east of Alamo Creek on a bank of the Cuyama River 86 Comment
  OBI36894  Salix lasiolepis Eric Wise 1981-9-29 1254 San Luis Obispo Lopez Cyn. approx 6 mi NW of Hi Mtn rd Comment
  OBI37216  Salix lasiolepis Eric Wise 1983-2-17 1637 San Luis Obispo Alamo Crk near Twitchell Res Comment
  UCR47640  Salsola damascena Don Pendleton 1986-1 s.n. San Luis Obispo Temblor Range, Crocker Springs Road, NW of Fellows Comment
  UC1136475  Salsola tragus P. L. Johannsen 1937-5-11 1117 San Luis Obispo 3 mi. n. Simmler (Plot 253); McKittrick Quad. Comment
  UC1953326  Salsola tragus David Keil 1998-10-9 28190 A San Luis Obispo Just N of junction of Elkhorn Road and Soda Lake Rd. at S end of Carrizo Plain. Comment
  OBI66216  Salsola tragus David J. Keil 1998-10-9 28158 San Luis Obispo Cuyama River Valley area e of Cuyama along California Highway 166, 3.6 miles w of junction with California Highway 33. 701 Comment
  RSA285955  Salsola vermiculata H. A. Krug, M. Hollarman, T. C. Fuller 1980-10-29 20342 San Luis Obispo Summit of Recruit Grade pass, Temblor Range, Crocker Springs Road, 26 km. southwest of McKittrick Comment
  OBI13579  Salvia apiana Robert F. Hoover 1946-6-23 6197 San Luis Obispo Oak Park District Comment
  OBI13569  Salvia carduacea Eben McMillan 1952-4-26 54 San Luis Obispo Gillis Cyn 2 mi S 4 mi E of Shandon Comment
  CHSC111080  Salvia columbariae Richard R. Halse 2010-3-23 7839 San Luis Obispo Along County Road G14 just above the Nacimiento Dam or ca. one mile south of its junction with road G19. 414 Comment
  UC1124738  Salvia columbariae B. Bolt 1936-5-25 735 San Luis Obispo 2.75 mi ene Santa Margarita; San Luis Obispo Quad. 335 Comment
  UCLA27611  Salvia columbariae Ira L. Wiggins 1932-3-24 5841 San Luis Obispo w of Paso Robles (hills near Adelaide) Comment
  OBI78263  Salvia columbariae Robert F. Hoover 1966-4-2 9787 San Luis Obispo Cyn behind old "sheep camp" on E side of Soda lake, W side of Temblor Range Comment
  OBI75743  Salvia mellifera Al Lindholm 1967-4-23 201 A San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  CAS-BOT-BC230023  Salvia mellifera Clare B. Hardham 1956-4-24 492 San Luis Obispo Santa Lucia Mountains. D. Thomas Ranch, York Mt Comment
  OBI3911  Salvia mellifera Patricia Wiese 1971-5-23 59 San Luis Obispo Along fireroads in Cuesta Ridge botanical Area; 2 mi from Cuesta Pass 762 Comment
  RSA0034497  Salvia mellifera W. M. Arbaugh 1968-4-28 169 San Luis Obispo Perfumo Canyon, coast range. Comment
  SD241883  Salvia sonomensis Jay Walker, R. C. Walker 2004-4-20 3161 San Luis Obispo North of San Luis Obispo. Cuesta Ridge Botanical Area. At jct of Cuesta Road and short road to TV towers, 0.2 miles S of TV towers. Comment
  SD130328  Salvia sonomensis George Helmkamp 1990-4-19 San Luis Obispo West Cuesta Ridge, 3.0 miles northwest of US 101, north of San Luis Obispo. 671 Comment
  OBI51242  Salvia spathacea Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .31 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  OBI51702  Salvia spathacea R. Mike Arens 1994-4-30 68 San Luis Obispo Calif Polytechnic State univ campus; near Botanical Garden foot bridge 152 Comment
  UC754991  Sanicula arctopoides R. F. Hoover 1947-3-8 6657 San Luis Obispo San Simeon Comment
  OBI8756  Sanicula arguta Robert F. Hoover 1958-3-6 8412 San Luis Obispo Between Morro Bay and Cayucos, (South of mouth of Toro crk). Comment
  OBI8757  Sanicula arguta Robert F. Hoover 1968-3-9 10899 San Luis Obispo Pennington crk, Camp SLO Comment
  OBI31277  Sanicula bipinnata Joy Nishida, Melissa Luckow 1983-3-10 553 San Luis Obispo 1.7 mi S of American cyn campground near stream/road crossing. Ground is moist due to recent rains Comment
  CAS-BOT-BC223316  Sanicula bipinnatifida Eben McMillan 1952-4-26 60 San Luis Obispo Eben McmIllan place, 2 mi S. 8 mi E. of Shandon Comment
  POM203006  Sanicula bipinnatifida Frank Hatch 1932-4-17 s.n. San Luis Obispo Hillsides between Paso Robles and Creston Comment
  OBI30387  Sanicula crassicaulis Robert J. Rodin 1972-3-29 8621 San Luis Obispo S of Oso Flaco in stabilized area of Nipomo Dunes Comment
  SEINET5779684 Image available Sanicula crassicaulis Marcus E. Jones 1882-1 2735 San Luis Obispo San Luis Obispo Comment
  OBI27358  Sanicula crassicaulis Nancy E. Arnold, Robert Allen 1981-5-3 254 San Luis Obispo 7.6 mi NE of Santa Margarita, Calif cyn, N end of La Panza Mtns Comment
  OBI79422  Sanicula hoffmannii David J. Keil 2012-4-23 31314 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, ca 0.3 miles up Rinconada Grade, south of turnoff to Santa Margarita Lake 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
  OBI8765  Sanicula tuberosa Robert F. Hoover 1947-3-23 6716 San Luis Obispo Rinconada Mine (west of Pozo) Comment
  RSA0039402  Sanicula tuberosa LeRoy Gross, Evan Meyer 2014-4-15 6224 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
  UCR118383  Satureja douglasii George K. Helmkamp, E. A. Helmkamp 1998-6-30 4236 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  RSA8271  Saxifraga californica I. L. Wiggins 1932-3-24 5843 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles. Comment
  RSA67525  Saxifraga californica P. A. Munz 1951-4-13 16321 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  CDA17520  Scabiosa atropurpurea Austin Griffiths, Ruth Franceschini 1980-8-27 s.n. San Luis Obispo Nipomo Mesa just N of Greenheart Farms. Comment
  CAS-BOT-BC239944  Schismus arabicus Ernest C. Twisselmann 1957-6-16 3665 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  CAS-BOT-BC239936  Schismus arabicus Ernest C. Twisselmann 1955-4-6 1808 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Plain, southeastern San Luis Obispo County 807 Comment
  UCSB73234  Schoenoplectus acutus Ferren, Wayne; Hamilton, Jason 1993-7-19 San Luis Obispo Los Osos Creek. Comment
  OBI35216  Schoenoplectus californicus Eric Wise 1981-6-22 627 San Luis Obispo Lopez Water Treatment Reservoir Comment
  OBI51397  Schoenoplectus californicus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .3 San Luis Obispo San Simeon State Park. Western section of park Comment
  RSA92165  Schoenoplectus californicus F. W. Peirson 1920-7-29 4272 San Luis Obispo 1 mile south of Pismo Beach. Comment
  OBI54252  Schoenoplectus pungens David J. Keil 1996-5-24 25878 San Luis Obispo Laguna Lake, San Luis Obispo. Local at S end of park Comment
  OBI43633  Schoenoplectus pungens var. longispicatus Eric Wise 1981-6-26 669 San Luis Obispo Villa Crk Reservoir, Hw 1 N of Cayucos Comment
  UC1100784  Scirpus cernuus Malcolm A. Nobs, S. Galen Smith 1949-6-22 823 a San Luis Obispo 3 mi s Pismo Beach (marshes in the sand dunes at Oceano); s of Pismo Beach, Oceano Comment
  OBI53403  Scirpus microcarpus Arthur W. Hazebrook 1993-5-23 223 San Luis Obispo Nipomo Dunes Complex, Riparian corridor along N base of Big Coreopsis Hill Comment
  OBI35238  Selaginella bigelovii K. A. Nadeau 1983-4-30 3 San Luis Obispo About 3 mi. E. of San Luis Obispo on ridge above intersection of Braod St. and Rockview Rd. Comment
  OBI42173  Selaginella bigelovii Dan Harrington 1984-2-19 26 San Luis Obispo Reservoir Canyon, off highway 101, 2 miles N. of San Luis Obispo Comment
  RSA472977  Senecio blochmaniae E. A. Purer 1932-8-27 4785 San Luis Obispo N of Guadalupe. Comment
  OBI15533  Senecio blochmaniae Robert F. Hoover 1966-9-12 9985 San Luis Obispo Bed of Santa Maria River N of Santa Maria Comment
  HSC91766  Senecio californicus Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  CAS-BOT-BC363522  Senecio californicus Clare B. Hardham 1959-4-12 4261 San Luis Obispo Santa Lucia Mountains. 11 miles east of Cambria. Rte 41 Comment
  OBI15507  Senecio douglasii var. douglasii W. Kent Allender 1962-12-17 17 San Luis Obispo Creek Senecio; Collected near burn area, Santa Lucia Range. Cuesta ridge Comment
  CAS-BOT-BC364621  Senecio vulgaris Clare B. Hardham 1956-4-4 388 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Cayucos Road Comment
  CAS-BOT-BC364627  Senecio vulgaris Ernest C. Twisselmann 1967-4-27 12908 San Luis Obispo Mesa just north of San Simeon Beach State Park 9 Comment
  OBI69688  Setaria parviflora David J. Keil 1989-6-2 s.n. San Luis Obispo Ca hwy 41, 3 mi E of Morro Bay along weedy roadside Comment
  CAS-BOT-BC240175  Setaria verticillata Ernest C. Twisselmann 1953-9-9 761 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI45679  Setaria viridis David J. Keil, M. A. "Corky" Matthews, Janet haden, Suzanne Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20709 San Luis Obispo N of San Simeon along system of ridges and cyns just N of Arroyo de la Cruz. Along hwy 1 just N of hwy bridge Comment
  OBI58696  Sherardia arvensis David J. Keil 1998-4-10 26687 San Luis Obispo At LeRoy Baldwin property, 2051 O'Connor Way, SW of San Luis Obispo. Comment
  CAS-BOT-BC205505  Sidalcea hickmanii subsp. anomala Clare B. Hardham 1958-5-3 3169 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  UCSB57217  Sidalcea hickmanii subsp. anomala Callaway, R.; Ryan, P.; Penkala, B. 1987-5-14 San Luis Obispo Cuesta Ridge, northwest boundary of Botanical area, just out of Cupressus sargentii grove 762 Comment
  OBI65778  Sidalcea hickmanii subsp. hickmanii D. R. Miller 1999-5-21 599 /710 San Luis Obispo Range Extension and Rare & Endangered Rocky Butte/Pine Mt region; Along and in roadway to Art Williams' property on Little Pine Mt, Tobacco Crk drainage 914 Comment
  OBI19456  Silene gallica Aart C. De Vos 1963-4-23 85 San Luis Obispo Near reservoir N of Cal Poly Airport Comment
  RSA709062  Silene gallica George K. Helmkamp 2005-4-17 9371 San Luis Obispo Central Coast: Corbett canyon, 2.3 miles N of Hwy CA-227 in Arroyo Grande. 81 Comment
  UC8441  Silene gallica W. H. Brewer 1861-4-27 478 San Luis Obispo Comment
Read comments
Jul 6 2010
  OBI17615  Silene gallica Lynne D. Althouse 1977-5-23 113 San Luis Obispo Wolfe's horse ranch near San Luis High School 130 Comment
  OBI62550  Silene laciniata subsp. laciniata Bernard Miossi 1939-8-6 149 -A San Luis Obispo N facing slope of Islay crk, in Pecho District, 13 mi from San Luis Obispo 189 Comment
  OBI31563  Sisymbrium officinale Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 439 San Luis Obispo American Cyn campground 530 Comment
  OBI13100  Sisymbrium officinale Lynne Dee Althouse 1977-5-22 92 San Luis Obispo Old Andrews Ranch N of San Luis High School 122 Comment
  OBI35763  Sisymbrium officinale Allison Berry 1984-5-4 164 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI57221  Sisymbrium orientale David J. Keil 1998-6-5 27628 San Luis Obispo Carrizo Plain. Selby Rd., 1.6 miles SE from junction with Soda Lake Rd. Comment
  OBI56945  Sisyrinchium bellum David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1969 San Luis Obispo Cuesta Ridge Botanical Area. Upper end of "Chaparral Rd" near the E end of the Botanical area, below TV antennas Comment
  PASA1235  Smilacina sessilifolia 4/14/ San Luis Obispo near Templeton Comment
  OBI62446  Solanum douglasii Bernard Miossi 1939-4-6 49 San Luis Obispo On the E facing slope of a cyn 3/4 mi n of San Luis Obispo, about 1/2 mi NW of San Luis Crk Comment
  RSA586356  Solanum douglasii M. D. Proctor, E. A. Young 1993-4-17 ROB- 476 San Luis Obispo N side of Cerro Romualdo Comment
  UCSB59208  Solanum douglasii Callaway, R.; Ryan, P. 1987-4-24 San Luis Obispo About 1/8 mile up Reservoir Creek trail from end of Reservoir Road, north of San Luis Obispo off Hwy. 101 182 Comment
  OBI54184  Solanum umbelliferum David J. Keil, Kathleen Keil 1995-4-15 24872 San Luis Obispo Shell Crk Rd, ca 1/2 mi N fo jctn with calif rte 58 Comment
  UC577928  Solanum umbelliferum T. M. Hendrix 1937-5-4 145 San Luis Obispo 2 mi s of El Dorado School 502 Comment
  OBI70763  Solanum umbelliferum D. R. Miller 2009-5-28 509 .883 San Luis Obispo Rocky Butte/Pine Mt Region. Along disturbed rd edge, Tony Clarke's 'Air Strip', Tobacco Crk drainage 579 Comment
  UC933976  Solanum umbelliferum Elton F. Paddock 1951-8-4 417 San Luis Obispo Santa Rosa Creek, at farm of C. O. Blodgett Santa Rosa Creek; , farm of C. O. Blodgett Comment
  UCR122160  Solanum xanti George K. Helmkamp, E. A. Helmkamp 2000-4-22 5471 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  OBI66549  Solanum xanti Viola C. Call 1967-4-29 33 San Luis Obispo 0.8 mi from turnoff from hwy 101 at Cuesta Pass on Cuesta Ridge Rd 518 Comment
  OBI72628  Solanum xanti Wendy Thackery 3-Mar 17 San Luis Obispo Broderson fire rd; NW Irish Hills, Los Osos 30 Comment
  UCR13916  Solidago californica George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  LA211701  Solidago confinis Mark A. Elvin; Jason Storlie 7701 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes; "3-Pond West" in "3-Pond Valley," no standing water present, 500 meters from the south boundary of the Refuge. 15.0 Comment
  UC1583858  Solidago confinis David Keil 1986-10-13 19786 San Luis Obispo Sweet Springs area on southern shore of Morro Bay. 5 Comment
  RSA0089341  Solidago velutina subsp. californica Mark A. Elvin, Jason Storlie 2014-10-10 7706 San Luis Obispo Central Coastal: Guadalupe Dunes; Guadalupe-Nipomo Dunes National Wildlife Refuge, Snakebite N of 3-Pond Valley. 650 m from S boundary of the Refuge. 18 Comment
  OBI55187  Solidago velutina subsp. californica Greg Frugoli 1997-5-31 96 San Luis Obispo On Pozo Rd W of the summit approx 0.5 mi E of the end of the pavement. La Panza Range, Los Padres NF (hwy 58 burn area) 536 Comment
  SBBG124283  Soliva sessilis D. Keil 2009-8-5 30628 San Luis Obispo lawn between Bldg 53 and Bldg 10, Cal Polytechnic University campus Comment
  UC36505  Soliva sessilis Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  OBI32006  Sonchus asper David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14413 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CAS-BOT-BC374623  Sonchus oleraceus Ernest C. Twisselmann 1954-5-28 1303 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County Comment
  OBI15387  Sonchus oleraceus Betty Sheehan 1957-10-11 19 San Luis Obispo Cal Poly Campus, Science bldg Comment
  OBI80661  Sonchus oleraceus David J. Keil 1992-1 22921 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  UCR161320  Sonchus oleraceus George K. Helmkamp, E. A. Helmkamp 2005-3-9 9105 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  RSA648956  Sorghum halepense Andrew Rybak 1972-8-28 9 San Luis Obispo Near Foothill and railroad tracks in San Luis Obispo Comment
  OBI55580  Spergularia atrosperma George Butterworth 1998-5-31 265 San Luis Obispo Carrizo Plain Natural Area. Beside Windmill Rd, .4 mi NW of ring gate. T31S, R19E, S23 SE Qtr 655 Comment
  OBI17387  Spergularia macrotheca Mart Haugsten 1963-12-16 20 San Luis Obispo Morro Bay State park Comment
  OBI24986  Spergularia macrotheca David J. Keil 1980-6-14 s.n. San Luis Obispo Morro Bay, near intersection of Main St and ramp to Calif hwy 1 Comment
  RSA0051627  Spergularia macrotheca A. L. Haines 1973-5-19 s.n. San Luis Obispo E. shore of Morrow Bay. 32 Comment
  CAS-BOT-BC390442  Spergularia macrotheca var. macrotheca Alice Eastwood; John Thomas Howell 1936-5-6 2243 San Luis Obispo Coastal mesa at Morro Comment
  SBBG28584  Spergularia marina E. C. Twisselmann 1967-4-27 12919 San Luis Obispo Hwy 1, 2.9 mi S of Piedras Blancas Point 1 Comment
  CAS-BOT-BC390892  Spergularia marina Ernest C. Twisselmann 1967-4-27 12919 San Luis Obispo Highway 1, 2.9 miles south of Piedras Blancas Point 1 Comment
  CAS-BOT-BC390915  Spergularia marina Chester Dudley 1926-8-20 s.n. San Luis Obispo Near mouth of Arroya Grande Cr. Comment
  OBI64469  Spergularia marina David J. Keil 2001-5-10 29435 San Luis Obispo Bitterwater Road, Pinole Spring. 10.1 road miles north from Highway 58 at site of stone springbox on slope below road. Vicinity of 35.49703 deg. N x 120.07248 deg. W. 689 Comment
  CDA3441  Spergularia rubra G. K. Helmkamp, E. A. Helmkamp 1998-5-19 3882 San Luis Obispo Santa Lucia Range. Southwest of Paso Robles along CA-46 at York Mountain Rd. Comment
  OBI72794  Spergularia rubra D. R. Miller 2010-5-5 510 .91 San Luis Obispo Rocky Butte/Pine Mts Region. Along main ridge rd 3/10 mi S of D.R. Miller ridge gate 914 Comment
  UCD84256  Spergularia rubra Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo San Luis Obispo County: Camp Roberts. 7 miles as the crow flies west from San Miguel. Avery Road. 250 Comment
  CAS-BOT-BC5575  Sphacele blochmaniae Alice Eastwood 1902-6-10 s.n. San Luis Obispo Between Pozo and La Panza. Near the boundary between Santa Barbara and San Luis Obispo Counties, Calif. Comment
  NY804138  Sphacele blochmaniae A. Eastwood 1902-6-10 s.n. San Luis Obispo Between Pozo and La Panza. Comment
  UCR118356  Stachys bullata George K. Helmkamp, E. A. Helmkamp 1998-6-30 4223 San Luis Obispo Central Coast, Irish Hills, SW of San Luis Obispo; Prefumo Cyn 2.2 mi SW of Los Osos Valley Rd. 137 Comment
  OBI58165  Stachys bullata David J. Keil 1998-4-2 26548 San Luis Obispo San Simeon Creek Rd., 3.3 mi. from Hwy.1. Comment
  RSA0055077  Stachys bullata Jim Shevock 1970-2-22 8 San Luis Obispo Along coast. 30 Comment
  UC1583754  Stachys chamissonis David Keil 1983-6-20 17163 -1 San Luis Obispo w Sweet Springs marsh (Baywood Park, area of freshwater marsh adjacent to s portion of Morro Bay salt marsh); Morro Bay Comment
  SBBG133023  Stachys pycnantha D. Keil 2000-9-7 s.n. San Luis Obispo Santa Margarita Ranch Comment
  UC1953346  Stachys pycnantha David Keil 2000-9-7 San Luis Obispo Santa Margarita Ranch. Comment
  OBI52842  Stachys pycnantha Steven A. Junak, David A. Young, Tina J. Ayers 1989-8-24 4143 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. N of Pick and Shovel Mine in upper reaches of Chorro Crk, in crk at "Dead Miner's Camp" 625 Comment
  SBBG107356  Stachys rigida C. B. Hardham 1960-6-1 5964 San Luis Obispo edge of one of the Burnett Peak Cypress groves Comment
  POM80013  Stachys rigida subsp. quercetorum Marcus E. Jones 1882-5-12 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC60944  Stanleya pinnata R. F. Hoover 1951-4-20 8050 San Luis Obispo East edge of Carrizo Plain. East of Soda Lake. Comment
  UCD115803  Stanleya pinnata var. pinnata F. C. Raney 1965-5-20 s.n. San Luis Obispo San Luis Obispo County: Temblor Range. 944 Comment
  CAS-BOT-BC374871  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1961-3-27 6025 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake 576 Comment
  CAS-BOT-BC174046  Stellaria media G. K. Helmkamp 2004-2-19 8303 San Luis Obispo Central Coast: NW of Nipomo, Pomeroy Rd, 0.2 mi N of Willow Rd. 91 Comment
  CAS-BOT-BC394051  Stellaria media Ernest C. Twisselmann 1954-3-9 862 San Luis Obispo Chris Twisselman Ranch: Eastern San Luis Obispo County. Comment
  OBI31464  Stellaria media Joy Nishida, Robert Allen 1982-4-10 257 San Luis Obispo American Cyn, near stream in campground 524 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
  UC564135  Stellaria nitens Roxana S. Ferris 1935-3-30 9124 San Luis Obispo near Carriso Plain road junction with Maricopa-Cuyama Valley Hwy. Comment
  UCD99468  Stellaria nitens G. F. Hrusa 1992-3-24 10348 San Luis Obispo San Luis Obispo County: along Highway 46 right-of-way, approx. 6 miles E of Paso Robles. Comment
  OBI55346  Stellaria pallida David J. Keil 1998-4-27 26923 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  UC565503  Stephanomeria cichoriacea H. L. Mason 1929-10-12 5500 San Luis Obispo 9 mi e Morro Comment
  CAS-BOT-BC375262  Stephanomeria elata R. F. Hoover 1964-8-14 9260 San Luis Obispo Jack Lake Comment
  OBI79540  Stephanomeria elata David J. Keil 2013-8-10 31877 San Luis Obispo El Morro Elfin Forest Fringe of riparian woodland and fresh water marsh grading into coastal salt marsh of Los Osos Creek Estuary. Los Osos 25 Comment
  CAS-BOT-BC375239  Stephanomeria elata Alice Eastwood 1927-7-29 14940 San Luis Obispo Morro Sands Comment
  OBI75432  Stephanomeria exigua subsp. carotifera David J. Keil, with George Butterworth 2011-10-7 31114 San Luis Obispo Carrizo Plain. Elkhorn Road. Low hills at base of Temblor Range 720 Comment
  JEPS59026  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-7-11 9191 San Luis Obispo e of Morro Bay; San Bernardo Creek; San Bernardo Creek, E of Morro Bay, San Luis Obispo Co. Comment
  OBI15432  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1969-9-15 11589 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  CDA17486  Stephanomeria exigua subsp. coronaria G. F. Hrusa, P. Akers 2005-9-29 16815 San Luis Obispo Carrizo Plain; S end of Carrizo Plain immed. N of MU Ranch. 816 Comment
  OBI15421  Stephanomeria pauciflora Robert F. Hoover 1946-10-13 6490 San Luis Obispo E edge of Cuyama Valley near Kern Co line Comment
  OBI66625  Stephanomeria pauciflora David J. Keil 1998-10-9 28182 San Luis Obispo Elkhorn Plain, Elkhorn Road, ca. 9 miles wnw of Kern Co. line. 744 Comment
  UC1928048  Stephanomeria pauciflora David 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
  CAS-BOT-BC375903  Stephanomeria virgata Ernest C. Twisselmann 1957-11-2 4112 San Luis Obispo Morro Rock 15 Comment
  OBI74291  Stipa cernua Theo Fitanides, Anthony Baniaga 2010-4-10 90 San Luis Obispo Tierra Redonda BLM ACEC 358 Comment
  OBI72455  Stipa cernua Unknown 1998-4-13 s.n. San Luis Obispo Camp Roberts. 20 m NNE of intersection of W. Permieter and Chalk Rock rds, Training Area Y3, LCTA Plot 52. UTMs (Nad 27) zone 10, 700038E, 3955076N 300 Comment
  OBI3927  Stipa lepida Patricia Wiese 1971-5-23 60 San Luis Obispo Along rds in Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  SD148273  Stipa miliacea G. K. Helmkamp 2000-9-2 5963 San Luis Obispo Irish Hills: Profumo Canyon, 2.2 mi W of Los Osos Valley Rd., roadsides 136 Comment
  PASA2058  Streptanthus inflatus Stason 1930-4-14 San Luis Obispo Simmler Comment
  OBI82679  Stylocline David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33504 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 610 Comment
  CAS-BOT-BC376049  Stylocline gnaphaloides R. F. Hoover 1969-5-3 11299 San Luis Obispo Upper Arroyo Grande Comment
  UC2027087  Stylocline gnaphaloides Greg Wilvert 2005-4-17 276 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  POM97315  Stylomecon heterophylla P. A. Munz 1926-4-8 10171 San Luis Obispo 35 miles east of Paso Robles Comment
  UC1126455  Stylomecon heterophylla C. A. Graham 1939-5-2 558 San Luis Obispo 4 mi se Joughin Ranch; Las Padres National Forest, Branch Mt. Quadrangle Comment
  OBI59256  Suaeda nigra George Butterworth 1997-11-3 195 San Luis Obispo T31S, R20E, S29. 40 yds S of Simmler rd, 150 yds E of Soda Lake Rd 584 Comment
  SFV16118  Suaeda nigra S. Mason 1995-5-8 58 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. North side of Panorama Road, 0.7 miles from Soda Lake Road. 610 Comment
  OBI69784  Symphyotrichum chilense D. R. Miller 1993-10-27 1093 -57 San Luis Obispo Two pockets along Almaden creek in the lower Pine area, Pine Mt. area 914 Comment
  SBBG111570  Symphyotrichum subulatum var. parviflorum C. B. Hardham 1956-10-14 1459 San Luis Obispo just W of Rest Haven Comment
  OBI59294  Symphyotrichum subulatum var. squamatum David J. Keil 2001-6-26 29622 San Luis Obispo Arroyo Grande, 0.7 mile north from US 101 along Oak Park Blvd., 0.2 mile south from junction with Old Oak Park Road and Noyes Road. Comment
  SD244823  Tamarix ramosissima David Keil 2012-7-18 31452 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line. Comment
  OBI5497  Taraxia ovata Sharon Jochums 1974-2-17 20 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  UC1583633  Tauschia arguta David Keil 1986-5-13 19447 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout; near Hi Mountain Lookout 944 Comment
  OBI11976  Tetrapteron graciliflorum Robert F. Hoover 1947-3-30 6819 San Luis Obispo East Branch of Huerhuero Crk, about 5 mi S of Creston Comment
  UCSB56318  Tetrapteron graciliflorum Trosino, Janis 1984-5-17 San Luis Obispo Diablo Range in Cholame Valley; on east side of Hwy. 41; 1mi. northeast of Hwy. 46 junction 335 Comment
  OBI31032  Thalictrum fendleri Julie M. Vanderwier 1979-8-15 184 San Luis Obispo Indian Knob Tar Sands Comment
  OBI37865  Thalictrum fendleri David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18694 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk Rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  SEINET10575743  Thelypodium lemmonii Lincoln Constance, Alan A. Beetle 1940-3-22 Constance 2536 San Luis Obispo 10.5 miles south of Simmler. 762 Comment
  CAS-BOT-BC207192  Thinopyrum intermedium subsp. intermedium David Keil 1977-8-7 12487 San Luis Obispo Along Los Osos Valley Road at turnoff to Telephone Company Road ca. 1/2 mile W of Foothill Blvd. Comment
  CAS-BOT-BC66625  Thysanocarpus curvipes Alice Eastwood; John Thomas Howell 1937-4-29 4125 San Luis Obispo Carrizo Plain near Painted Rock. Comment
  CDA16871  Thysanocarpus curvipes 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
  OBI64407  Thysanocarpus curvipes David J. Keil 2001-3-28 29200 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI65059  Thysanocarpus curvipes Greg Wilvert 2005-4-17 272 San Luis Obispo SE half of the Caliente Range. Quail Cyn 822 Comment
  UC455303  Thysanocarpus curvipes I. J. Condit and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
  OBI57232  Thysanocarpus curvipes David J. Keil, with Kathleen A. Keil 1998-4-16 26749 San Luis Obispo Los Padres National Forest. 2.3 miles from Park Hill Rd. on Black Mountain Rd. Comment
  CAS-BOT-BC67140  Thysanocarpus laciniatus R. F. Hoover 1967-3-22 10269 San Luis Obispo Hills at western edge of Carrizo Plain, west of Simmler. Comment
  SBBG2615  Thysanocarpus laciniatus C. B. Hardham 1958-4-9 3000 San Luis Obispo Oak Flat, W of Paso Robles Comment
  CAS-BOT-BC67153  Thysanocarpus laciniatus W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho up Islay Ranch near Port Harford. Comment
  OBI62962  Torilis arvensis David J. Keil 1992-6-5 23204 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  CDA7714  Tragopogon porrifolius David J. Keil 1999-5-27 28358 San Luis Obispo Along Highway 58 in middle of town, Santa Margarita.. 0 Comment
  OBI56399  Tragopogon porrifolius David J. Keil 1999-5-27 28357 San Luis Obispo Santa Margarita. Comment
  OBI79506  Tribulus terrestris David J. Keil 2012-7-18 31418 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  RSA195865  Tribulus terrestris E. C. Twisselmann 1967-9-8 13671 San Luis Obispo L. Franklin Twisselmann Ranch, Choice Valley. 640 Comment
  CAS-BOT-BC220841  Trichostema lanatum Clare B. Hardham 1956-5-30 780 San Luis Obispo Santa Lucia Mountains. Santa Lucia Ranch Comment
  RSA171117  Trichostema lanatum Robert F. Thorne, Percy C. Everett 1963-6-7 32160 San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 Comment
  OBI13432  Trichostema lanceolatum Robert F. Hoover 1969-8-12 11539 San Luis Obispo 12 mi NW of Paso Robles on rd to Nacimiento Dam Comment
  OBI13434  Trichostema lanceolatum Robert F. Hoover 1969-9-9 11578 San Luis Obispo Santa Lucia Range. 4 mi W of Paso Robles on rd to Nacimiento Dam Comment
  UCSB63065  Trichostema lanceolatum Rodriguez, Luis; Sarr, Dan 1995-9-1 San Luis Obispo along Soda Lake Road; 5 mi of Soda Lake Bed 550 Comment
  UC1450988  Trichostema ovatum R. F. Hoover 1969-10-6 11645 San Luis Obispo Cuyama Valley, E end, near Kern Co. line Comment
  UC2027018  Trichostema ovatum Greg Wilvert 2005-6-29 490 San Luis Obispo Southeast Half of the Caliente Range. 1.5km S of Soda Lake Road along Padrones Canyon Road Comment
  RSA755083  Trichostema ovatum David J. Keil 1998-10-9 28167 San Luis Obispo California Highway 166, 0.8 miles W of Kern County line in easternmost San Luis Obispo County. 793 Comment
  OBI12724  Trifolium albopurpureum Eben McMillan 1952-5-2 91 San Luis Obispo Choice Valley, 1 mi S, 8 mi E of Shandon Comment
  OBI37927  Trifolium albopurpureum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18584 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
  SFV16392  Trifolium albopurpureum P. M. Schiffman 1993-4-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain. North Northeast-facing slope near Selby Rocks, about 3.5 miles south of Soda Lake Road. Comment
  UC1129942  Trifolium albopurpureum var. albopurpureum H. C. Lee 1937-4-15 828 San Luis Obispo 1 mi s Paso Robles; San Luis Obispo quadrangle 289 Comment
  CDA4302  Trifolium angustifolium G. K. Helmkamp, E. A. Helmkamp 2002-4-19 7419 San Luis Obispo Central Coast; 3.2 mi N of Piedras Blancas lighthouse along CA-1 Comment
  OBI60644  Trifolium bifidum David J. Keil 1986-4-13 19156 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI64818  Trifolium bifidum David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29411 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  RSA115472  Trifolium depauperatum E. C. Twisselmann 1955-3-22 1749 San Luis Obispo Alkali sinks 1 mils north of Soda Lake. 610 Comment
  UCSB26139  Trifolium depauperatum var. amplectens Wilken, Dieter 1969-4-13 San Luis Obispo California State Highway 58, 5.5 miles east of Cammatti Canyon Road Comment
  OBI58079  Trifolium depauperatum var. truncatum David J. Keil 1998-5-18 27295 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  UCR15236  Trifolium fragiferum George K. Helmkamp 1975-7-27 s.n. San Luis Obispo Central Coast, Morro Bay at Chorro Creek Comment
  SBBG18137  Trifolium fucatum C. B. Hardham 1960-4-2 5320 San Luis Obispo St Hwy 41, along Santa Rosa Crk Comment
  OBI56762  Trifolium gracilentum David J. Keil 1986-4-13 19193 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  OBI74403  Trifolium gracilentum Theo Fitanides, Anthony Baniaga 2010-4-23 119 San Luis Obispo Tierra Redonda Mtn BLM ACEC 426 Comment
  RSA615147  Trifolium gracilentum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3219 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with CA hwy 33 (roughly WNW of Maricopa). 579 Comment
  UC380695  Trifolium gracilentum Marcus E. Jones 1882-5-8 2675 San Luis Obispo San Luis Obispo Comment
  UC454723  Trifolium gracilentum I. J. C. and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
  OBI75491  Trifolium gracilentum Jenner Whitt 2003-4-11 36 San Luis Obispo Hwy 58 1 mi E of jctn 229 Comment
  UC631029  Trifolium gracilentum P. B. Kennedy 1928-5-25 10176 San Luis Obispo near bridge-creek; San Simeon Comment
  OBI56329  Trifolium incarnatum Julie Oxford 1981-5-8 142 San Luis Obispo N of San Simeon along Calif Rte 1 Comment
  OBI58085  Trifolium incarnatum David J. Keil 1998-5-6 27101 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. 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
  OBI33086  Trifolium microcephalum David J. Keil 1983-4-23 16934 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI57912  Trifolium microcephalum David J. Keil 1998-6-15 27833 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  OBI47114  Trifolium microcephalum Lynne Dee Oyler 1986-5-6 451 b San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch Comment
  OBI75252  Trifolium subterraneum David J. Keil 2011-5-12 31013 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 254 Comment
  RSA0037448  Trifolium variegatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6268 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
  OBI51780  Trifolium willdenovii R. Mike Arens 1994-3-26 39 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near botanical garden foot bridge 152 Comment
  OBI51819  Trifolium willdenovii Gary Westbrook Mar-94 42 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near botanical garden foot bridge 244 Comment
  SBBG118174  Trifolium willdenovii E. L. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 97 San Luis Obispo seep E of pipe from water tower on Cerro Romualdo; Camp San Luis Obispo 120 Comment
  OBI56898  Trifolium willdenovii Jennifer Stone 1986-5-9 s.n. San Luis Obispo Cuesta Ridge East in chaparral burned over in the Las Pilitas Fire of June-July 1985. voucher for fire succession thesis study, Soils Science Department, Calif Polytechnic State Univ. Site 6 Comment
  SBBG104235  Trifolium wormskioldii M. D. Proctor, E. A. Young 1993-4-17 ROB 448 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI12628  Trifolium wormskioldii Robert F. Hoover 1947-4-16 6931 San Luis Obispo W base of Cerro Romauldo Comment
  UC338266  Trifolium wormskioldii Lemmon 1887-1 San Luis Obispo Comment
  UC454706  Trifolium wormskioldii I. J. Condit March, 1908 San Luis Obispo Poly grounds, C.P.S. Comment
  LA212140  Triglochin maritima A. L. Haines; 1973-5-19 s.n. San Luis Obispo Mudflat along E. shore of Morro Bay. 3 Comment
  CAS-BOT-BC520863  Trillium angustipetalum R. F. Hoover 1947-2-8 6610 San Luis Obispo Sycamore Canyon of U.S.G.S. Comment
  RSA69326  Trillium angustipetalum M. Stason, F. Brubaker 1930-4-14 8937 San Luis Obispo Near Templeton. Comment